Pileus Git - ~andy/gtk/blob - gtk/gtkfilechooserdefault.c

   1 /* -*- Mode: C; c-file-style: "gnu"; tab-width: 8 -*- */
   2 /* GTK - The GIMP Toolkit
   3  * gtkfilechooserdefault.c: Default implementation of GtkFileChooser
   4  * Copyright (C) 2003, Red Hat, Inc.
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library. If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #include "config.h"
  21
  22 #include "gtkfilechooserdefault.h"
  23
  24 #include "gtkbindings.h"
  25 #include "gtkcelllayout.h"
  26 #include "gtkcellrendererpixbuf.h"
  27 #include "gtkcellrenderertext.h"
  28 #include "gtkcheckmenuitem.h"
  29 #include "gtkclipboard.h"
  30 #include "gtkcomboboxtext.h"
  31 #include "gtkentry.h"
  32 #include "gtkexpander.h"
  33 #include "gtkfilechooserprivate.h"
  34 #include "gtkfilechooserdialog.h"
  35 #include "gtkfilechooserembed.h"
  36 #include "gtkfilechooserentry.h"
  37 #include "gtkfilechooserutils.h"
  38 #include "gtkfilechooser.h"
  39 #include "gtkfilesystem.h"
  40 #include "gtkfilesystemmodel.h"
  41 #include "gtkframe.h"
  42 #include "gtkgrid.h"
  43 #include "gtkiconfactory.h"
  44 #include "gtkicontheme.h"
  45 #include "gtkimage.h"
  46 #include "gtkimagemenuitem.h"
  47 #include "gtkinfobar.h"
  48 #include "gtklabel.h"
  49 #include "gtkmarshalers.h"
  50 #include "gtkmessagedialog.h"
  51 #include "gtkmountoperation.h"
  52 #include "gtkpaned.h"
  53 #include "gtkpathbar.h"
  54 #include "gtkprivate.h"
  55 #include "gtkradiobutton.h"
  56 #include "gtkrecentfilter.h"
  57 #include "gtkrecentmanager.h"
  58 #include "gtkscrolledwindow.h"
  59 #include "gtkseparatormenuitem.h"
  60 #include "gtksettings.h"
  61 #include "gtksizegroup.h"
  62 #include "gtksizerequest.h"
  63 #include "gtkstock.h"
  64 #include "gtktoolbar.h"
  65 #include "gtktoolbutton.h"
  66 #include "gtktooltip.h"
  67 #include "gtktreednd.h"
  68 #include "gtktreeprivate.h"
  69 #include "gtktreeselection.h"
  70 #include "gtkbox.h"
  71 #include "gtkorientable.h"
  72 #include "gtkintl.h"
  73
  74 #include <errno.h>
  75 #include <string.h>
  76 #include <time.h>
  77 #include <sys/stat.h>
  78 #include <sys/types.h>
  79 #include <locale.h>
  80
  81 #ifdef HAVE_UNISTD_H
  82 #include <unistd.h>
  83 #endif
  84 #ifdef G_OS_WIN32
  85 #include <io.h>
  86 #endif
  87
  88 /* Values for GtkSelection-related "info" fields */
  89 #define SELECTION_TEXT 0
  90 #define SELECTION_URI  1
  91
  92 /* Profiling stuff */
  93 #undef PROFILE_FILE_CHOOSER
  94 #ifdef PROFILE_FILE_CHOOSER
  95
  96
  97 #ifndef F_OK
  98 #define F_OK 0
  99 #endif
 100
 101 #define PROFILE_INDENT 4
 102
 103 static int profile_indent;
 104
 105 static void
 106 profile_add_indent (int indent)
 107 {
 108   profile_indent += indent;
 109   if (profile_indent < 0)
 110     g_error ("You screwed up your indentation");
 111 }
 112
 113 void
 114 _gtk_file_chooser_profile_log (const char *func, int indent, const char *msg1, const char *msg2)
 115 {
 116   char *str;
 117
 118   if (indent < 0)
 119     profile_add_indent (indent);
 120
 121   if (profile_indent == 0)
 122     str = g_strdup_printf ("MARK: %s %s %s", func ? func : "", msg1 ? msg1 : "", msg2 ? msg2 : "");
 123   else
 124     str = g_strdup_printf ("MARK: %*c %s %s %s", profile_indent - 1, ' ', func ? func : "", msg1 ? msg1 : "", msg2 ? msg2 : "");
 125
 126   access (str, F_OK);
 127   g_free (str);
 128
 129   if (indent > 0)
 130     profile_add_indent (indent);
 131 }
 132
 133 #define profile_start(x, y) _gtk_file_chooser_profile_log (G_STRFUNC, PROFILE_INDENT, x, y)
 134 #define profile_end(x, y) _gtk_file_chooser_profile_log (G_STRFUNC, -PROFILE_INDENT, x, y)
 135 #define profile_msg(x, y) _gtk_file_chooser_profile_log (NULL, 0, x, y)
 136 #else
 137 #define profile_start(x, y)
 138 #define profile_end(x, y)
 139 #define profile_msg(x, y)
 140 #endif
 141
 142
 143
 144 typedef struct _GtkFileChooserDefaultClass GtkFileChooserDefaultClass;
 145
 146 #define GTK_FILE_CHOOSER_DEFAULT_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_FILE_CHOOSER_DEFAULT, GtkFileChooserDefaultClass))
 147 #define GTK_IS_FILE_CHOOSER_DEFAULT_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_FILE_CHOOSER_DEFAULT))
 148 #define GTK_FILE_CHOOSER_DEFAULT_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_FILE_CHOOSER_DEFAULT, GtkFileChooserDefaultClass))
 149
 150 #define MAX_LOADING_TIME 500
 151
 152 #define DEFAULT_NEW_FOLDER_NAME _("Type name of new folder")
 153
 154 struct _GtkFileChooserDefaultClass
 155 {
 156   GtkBoxClass parent_class;
 157 };
 158
 159 /* Signal IDs */
 160 enum {
 161   LOCATION_POPUP,
 162   LOCATION_POPUP_ON_PASTE,
 163   UP_FOLDER,
 164   DOWN_FOLDER,
 165   HOME_FOLDER,
 166   DESKTOP_FOLDER,
 167   QUICK_BOOKMARK,
 168   LOCATION_TOGGLE_POPUP,
 169   SHOW_HIDDEN,
 170   SEARCH_SHORTCUT,
 171   RECENT_SHORTCUT,
 172
 173   LAST_SIGNAL
 174 };
 175
 176 static guint signals[LAST_SIGNAL] = { 0 };
 177
 178 /* Column numbers for the shortcuts tree.  Keep these in sync with shortcuts_model_create() */
 179 enum {
 180   SHORTCUTS_COL_PIXBUF,
 181   SHORTCUTS_COL_NAME,
 182   SHORTCUTS_COL_DATA,
 183   SHORTCUTS_COL_TYPE,
 184   SHORTCUTS_COL_REMOVABLE,
 185   SHORTCUTS_COL_PIXBUF_VISIBLE,
 186   SHORTCUTS_COL_CANCELLABLE,
 187   SHORTCUTS_COL_NUM_COLUMNS
 188 };
 189
 190 typedef enum {
 191   SHORTCUT_TYPE_FILE,
 192   SHORTCUT_TYPE_VOLUME,
 193   SHORTCUT_TYPE_SEPARATOR,
 194   SHORTCUT_TYPE_SEARCH,
 195   SHORTCUT_TYPE_RECENT
 196 } ShortcutType;
 197
 198 #define MODEL_ATTRIBUTES "standard::name,standard::type,standard::display-name," \
 199                          "standard::is-hidden,standard::is-backup,standard::size," \
 200                          "standard::content-type,time::modified"
 201 enum {
 202   /* the first 3 must be these due to settings caching sort column */
 203   MODEL_COL_NAME,
 204   MODEL_COL_SIZE,
 205   MODEL_COL_MTIME,
 206   MODEL_COL_FILE,
 207   MODEL_COL_NAME_COLLATED,
 208   MODEL_COL_IS_FOLDER,
 209   MODEL_COL_IS_SENSITIVE,
 210   MODEL_COL_PIXBUF,
 211   MODEL_COL_SIZE_TEXT,
 212   MODEL_COL_MTIME_TEXT,
 213   MODEL_COL_ELLIPSIZE,
 214   MODEL_COL_NUM_COLUMNS
 215 };
 216
 217 /* This list of types is passed to _gtk_file_system_model_new*() */
 218 #define MODEL_COLUMN_TYPES                                      \
 219         MODEL_COL_NUM_COLUMNS,                                  \
 220         G_TYPE_STRING,            /* MODEL_COL_NAME */          \
 221         G_TYPE_INT64,             /* MODEL_COL_SIZE */          \
 222         G_TYPE_LONG,              /* MODEL_COL_MTIME */         \
 223         G_TYPE_FILE,              /* MODEL_COL_FILE */          \
 224         G_TYPE_STRING,            /* MODEL_COL_NAME_COLLATED */ \
 225         G_TYPE_BOOLEAN,           /* MODEL_COL_IS_FOLDER */     \
 226         G_TYPE_BOOLEAN,           /* MODEL_COL_IS_SENSITIVE */  \
 227         GDK_TYPE_PIXBUF,          /* MODEL_COL_PIXBUF */        \
 228         G_TYPE_STRING,            /* MODEL_COL_SIZE_TEXT */     \
 229         G_TYPE_STRING,            /* MODEL_COL_MTIME_TEXT */    \
 230         PANGO_TYPE_ELLIPSIZE_MODE /* MODEL_COL_ELLIPSIZE */
 231
 232 /* Identifiers for target types */
 233 enum {
 234   GTK_TREE_MODEL_ROW,
 235 };
 236
 237 /* Interesting places in the shortcuts bar */
 238 typedef enum {
 239   SHORTCUTS_SEARCH,
 240   SHORTCUTS_RECENT,
 241   SHORTCUTS_RECENT_SEPARATOR,
 242   SHORTCUTS_HOME,
 243   SHORTCUTS_DESKTOP,
 244   SHORTCUTS_VOLUMES,
 245   SHORTCUTS_SHORTCUTS,
 246   SHORTCUTS_BOOKMARKS_SEPARATOR,
 247   SHORTCUTS_BOOKMARKS,
 248   SHORTCUTS_CURRENT_FOLDER_SEPARATOR,
 249   SHORTCUTS_CURRENT_FOLDER
 250 } ShortcutsIndex;
 251
 252 /* Icon size for if we can't get it from the theme */
 253 #define FALLBACK_ICON_SIZE 16
 254
 255 #define PREVIEW_HBOX_SPACING 12
 256 #define NUM_LINES 45
 257 #define NUM_CHARS 60
 258
 259 #define SETTINGS_KEY_LAST_FOLDER_URI     "last-folder-uri"
 260 #define SETTINGS_KEY_LOCATION_MODE       "location-mode"
 261 #define SETTINGS_KEY_SHOW_HIDDEN         "show-hidden"
 262 #define SETTINGS_KEY_SHOW_SIZE_COLUMN    "show-size-column"
 263 #define SETTINGS_KEY_SORT_COLUMN         "sort-column"
 264 #define SETTINGS_KEY_SORT_ORDER          "sort-order"
 265 #define SETTINGS_KEY_WINDOW_POSITION     "window-position"
 266 #define SETTINGS_KEY_WINDOW_SIZE         "window-size"
 267 #define SETTINGS_KEY_SIDEBAR_WIDTH       "sidebar-width"
 268
 269 static void gtk_file_chooser_default_iface_init       (GtkFileChooserIface        *iface);
 270 static void gtk_file_chooser_embed_default_iface_init (GtkFileChooserEmbedIface   *iface);
 271
 272 static GObject* gtk_file_chooser_default_constructor  (GType                  type,
 273                                                        guint                  n_construct_properties,
 274                                                        GObjectConstructParam *construct_params);
 275 static void     gtk_file_chooser_default_finalize     (GObject               *object);
 276 static void     gtk_file_chooser_default_set_property (GObject               *object,
 277                                                        guint                  prop_id,
 278                                                        const GValue          *value,
 279                                                        GParamSpec            *pspec);
 280 static void     gtk_file_chooser_default_get_property (GObject               *object,
 281                                                        guint                  prop_id,
 282                                                        GValue                *value,
 283                                                        GParamSpec            *pspec);
 284 static void     gtk_file_chooser_default_dispose      (GObject               *object);
 285 static void     gtk_file_chooser_default_show_all       (GtkWidget             *widget);
 286 static void     gtk_file_chooser_default_realize        (GtkWidget             *widget);
 287 static void     gtk_file_chooser_default_map            (GtkWidget             *widget);
 288 static void     gtk_file_chooser_default_unmap          (GtkWidget             *widget);
 289 static void     gtk_file_chooser_default_hierarchy_changed (GtkWidget          *widget,
 290                                                             GtkWidget          *previous_toplevel);
 291 static void     gtk_file_chooser_default_style_updated  (GtkWidget             *widget);
 292 static void     gtk_file_chooser_default_screen_changed (GtkWidget             *widget,
 293                                                          GdkScreen             *previous_screen);
 294 static void     gtk_file_chooser_default_size_allocate  (GtkWidget             *widget,
 295                                                          GtkAllocation         *allocation);
 296
 297 static gboolean       gtk_file_chooser_default_set_current_folder          (GtkFileChooser    *chooser,
 298                                                                             GFile             *folder,
 299                                                                             GError           **error);
 300 static gboolean       gtk_file_chooser_default_update_current_folder       (GtkFileChooser    *chooser,
 301                                                                             GFile             *folder,
 302                                                                             gboolean           keep_trail,
 303                                                                             gboolean           clear_entry,
 304                                                                             GError           **error);
 305 static GFile *        gtk_file_chooser_default_get_current_folder          (GtkFileChooser    *chooser);
 306 static void           gtk_file_chooser_default_set_current_name            (GtkFileChooser    *chooser,
 307                                                                             const gchar       *name);
 308 static gboolean       gtk_file_chooser_default_select_file                 (GtkFileChooser    *chooser,
 309                                                                             GFile             *file,
 310                                                                             GError           **error);
 311 static void           gtk_file_chooser_default_unselect_file               (GtkFileChooser    *chooser,
 312                                                                             GFile             *file);
 313 static void           gtk_file_chooser_default_select_all                  (GtkFileChooser    *chooser);
 314 static void           gtk_file_chooser_default_unselect_all                (GtkFileChooser    *chooser);
 315 static GSList *       gtk_file_chooser_default_get_files                   (GtkFileChooser    *chooser);
 316 static GFile *        gtk_file_chooser_default_get_preview_file            (GtkFileChooser    *chooser);
 317 static GtkFileSystem *gtk_file_chooser_default_get_file_system             (GtkFileChooser    *chooser);
 318 static void           gtk_file_chooser_default_add_filter                  (GtkFileChooser    *chooser,
 319                                                                             GtkFileFilter     *filter);
 320 static void           gtk_file_chooser_default_remove_filter               (GtkFileChooser    *chooser,
 321                                                                             GtkFileFilter     *filter);
 322 static GSList *       gtk_file_chooser_default_list_filters                (GtkFileChooser    *chooser);
 323 static gboolean       gtk_file_chooser_default_add_shortcut_folder    (GtkFileChooser    *chooser,
 324                                                                        GFile             *file,
 325                                                                        GError           **error);
 326 static gboolean       gtk_file_chooser_default_remove_shortcut_folder (GtkFileChooser    *chooser,
 327                                                                        GFile             *file,
 328                                                                        GError           **error);
 329 static GSList *       gtk_file_chooser_default_list_shortcut_folders  (GtkFileChooser    *chooser);
 330
 331 static void           gtk_file_chooser_default_get_default_size       (GtkFileChooserEmbed *chooser_embed,
 332                                                                        gint                *default_width,
 333                                                                        gint                *default_height);
 334 static gboolean       gtk_file_chooser_default_should_respond         (GtkFileChooserEmbed *chooser_embed);
 335 static void           gtk_file_chooser_default_initial_focus          (GtkFileChooserEmbed *chooser_embed);
 336
 337 static void add_selection_to_recent_list (GtkFileChooserDefault *impl);
 338
 339 static void location_popup_handler  (GtkFileChooserDefault *impl,
 340                                      const gchar           *path);
 341 static void location_popup_on_paste_handler (GtkFileChooserDefault *impl);
 342 static void location_toggle_popup_handler   (GtkFileChooserDefault *impl);
 343 static void up_folder_handler       (GtkFileChooserDefault *impl);
 344 static void down_folder_handler     (GtkFileChooserDefault *impl);
 345 static void home_folder_handler     (GtkFileChooserDefault *impl);
 346 static void desktop_folder_handler  (GtkFileChooserDefault *impl);
 347 static void quick_bookmark_handler  (GtkFileChooserDefault *impl,
 348                                      gint                   bookmark_index);
 349 static void show_hidden_handler     (GtkFileChooserDefault *impl);
 350 static void search_shortcut_handler (GtkFileChooserDefault *impl);
 351 static void recent_shortcut_handler (GtkFileChooserDefault *impl);
 352 static void update_appearance       (GtkFileChooserDefault *impl);
 353
 354 static void set_current_filter   (GtkFileChooserDefault *impl,
 355                                   GtkFileFilter         *filter);
 356 static void check_preview_change (GtkFileChooserDefault *impl);
 357
 358 static void filter_combo_changed       (GtkComboBox           *combo_box,
 359                                         GtkFileChooserDefault *impl);
 360
 361 static gboolean shortcuts_key_press_event_cb (GtkWidget             *widget,
 362                                               GdkEventKey           *event,
 363                                               GtkFileChooserDefault *impl);
 364
 365 static gboolean shortcuts_select_func   (GtkTreeSelection      *selection,
 366                                          GtkTreeModel          *model,
 367                                          GtkTreePath           *path,
 368                                          gboolean               path_currently_selected,
 369                                          gpointer               data);
 370 static gboolean shortcuts_get_selected  (GtkFileChooserDefault *impl,
 371                                          GtkTreeIter           *iter);
 372 static void shortcuts_activate_iter (GtkFileChooserDefault *impl,
 373                                      GtkTreeIter           *iter);
 374 static int shortcuts_get_index (GtkFileChooserDefault *impl,
 375                                 ShortcutsIndex         where);
 376 static int shortcut_find_position (GtkFileChooserDefault *impl,
 377                                    GFile                 *file);
 378
 379 static void bookmarks_check_add_sensitivity (GtkFileChooserDefault *impl);
 380
 381 static gboolean list_select_func   (GtkTreeSelection      *selection,
 382                                     GtkTreeModel          *model,
 383                                     GtkTreePath           *path,
 384                                     gboolean               path_currently_selected,
 385                                     gpointer               data);
 386
 387 static void list_selection_changed     (GtkTreeSelection      *tree_selection,
 388                                         GtkFileChooserDefault *impl);
 389 static void list_row_activated         (GtkTreeView           *tree_view,
 390                                         GtkTreePath           *path,
 391                                         GtkTreeViewColumn     *column,
 392                                         GtkFileChooserDefault *impl);
 393
 394 static void path_bar_clicked (GtkPathBar            *path_bar,
 395                               GFile                 *file,
 396                               GFile                 *child,
 397                               gboolean               child_is_hidden,
 398                               GtkFileChooserDefault *impl);
 399
 400 static void add_bookmark_button_clicked_cb    (GtkButton             *button,
 401                                                GtkFileChooserDefault *impl);
 402 static void remove_bookmark_button_clicked_cb (GtkButton             *button,
 403                                                GtkFileChooserDefault *impl);
 404
 405 static void update_cell_renderer_attributes (GtkFileChooserDefault *impl);
 406
 407 static void load_remove_timer (GtkFileChooserDefault *impl);
 408 static void browse_files_center_selected_row (GtkFileChooserDefault *impl);
 409
 410 static void location_button_toggled_cb (GtkToggleButton *toggle,
 411                                         GtkFileChooserDefault *impl);
 412 static void location_switch_to_path_bar (GtkFileChooserDefault *impl);
 413
 414 static void stop_loading_and_clear_list_model (GtkFileChooserDefault *impl,
 415                                                gboolean remove_from_treeview);
 416
 417 static void     search_setup_widgets         (GtkFileChooserDefault *impl);
 418 static void     search_stop_searching        (GtkFileChooserDefault *impl,
 419                                               gboolean               remove_query);
 420 static void     search_clear_model           (GtkFileChooserDefault *impl,
 421                                               gboolean               remove_from_treeview);
 422 static gboolean search_should_respond        (GtkFileChooserDefault *impl);
 423 static GSList  *search_get_selected_files    (GtkFileChooserDefault *impl);
 424 static void     search_entry_activate_cb     (GtkEntry              *entry,
 425                                               gpointer               data);
 426 static void     settings_load                (GtkFileChooserDefault *impl);
 427
 428 static void     recent_start_loading         (GtkFileChooserDefault *impl);
 429 static void     recent_stop_loading          (GtkFileChooserDefault *impl);
 430 static void     recent_clear_model           (GtkFileChooserDefault *impl,
 431                                               gboolean               remove_from_treeview);
 432 static gboolean recent_should_respond        (GtkFileChooserDefault *impl);
 433 static GSList * recent_get_selected_files    (GtkFileChooserDefault *impl);
 434 static void     set_file_system_backend      (GtkFileChooserDefault *impl);
 435 static void     unset_file_system_backend    (GtkFileChooserDefault *impl);
 436
 437
 438
 439 \f
 440
 441 /* Drag and drop interface declarations */
 442
 443 typedef struct {
 444   GtkTreeModelFilter parent;
 445
 446   GtkFileChooserDefault *impl;
 447 } ShortcutsPaneModelFilter;
 448
 449 typedef struct {
 450   GtkTreeModelFilterClass parent_class;
 451 } ShortcutsPaneModelFilterClass;
 452
 453 #define SHORTCUTS_PANE_MODEL_FILTER_TYPE (_shortcuts_pane_model_filter_get_type ())
 454 #define SHORTCUTS_PANE_MODEL_FILTER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), SHORTCUTS_PANE_MODEL_FILTER_TYPE, ShortcutsPaneModelFilter))
 455
 456 static void shortcuts_pane_model_filter_drag_source_iface_init (GtkTreeDragSourceIface *iface);
 457
 458 GType _shortcuts_pane_model_filter_get_type (void);
 459
 460 G_DEFINE_TYPE_WITH_CODE (ShortcutsPaneModelFilter,
 461                          _shortcuts_pane_model_filter,
 462                          GTK_TYPE_TREE_MODEL_FILTER,
 463                          G_IMPLEMENT_INTERFACE (GTK_TYPE_TREE_DRAG_SOURCE,
 464                                                 shortcuts_pane_model_filter_drag_source_iface_init))
 465
 466 static GtkTreeModel *shortcuts_pane_model_filter_new (GtkFileChooserDefault *impl,
 467                                                       GtkTreeModel          *child_model,
 468                                                       GtkTreePath           *root);
 469
 470 \f
 471
 472 G_DEFINE_TYPE_WITH_CODE (GtkFileChooserDefault, _gtk_file_chooser_default, GTK_TYPE_BOX,
 473                          G_IMPLEMENT_INTERFACE (GTK_TYPE_FILE_CHOOSER,
 474                                                 gtk_file_chooser_default_iface_init)
 475                          G_IMPLEMENT_INTERFACE (GTK_TYPE_FILE_CHOOSER_EMBED,
 476                                                 gtk_file_chooser_embed_default_iface_init));
 477
 478
 479 static void
 480 add_normal_and_shifted_binding (GtkBindingSet  *binding_set,
 481                                 guint           keyval,
 482                                 GdkModifierType modifiers,
 483                                 const gchar    *signal_name)
 484 {
 485   gtk_binding_entry_add_signal (binding_set,
 486                                 keyval, modifiers,
 487                                 signal_name, 0);
 488
 489   gtk_binding_entry_add_signal (binding_set,
 490                                 keyval, modifiers | GDK_SHIFT_MASK,
 491                                 signal_name, 0);
 492 }
 493
 494 static void
 495 _gtk_file_chooser_default_class_init (GtkFileChooserDefaultClass *class)
 496 {
 497   static const guint quick_bookmark_keyvals[10] = {
 498     GDK_KEY_1, GDK_KEY_2, GDK_KEY_3, GDK_KEY_4, GDK_KEY_5, GDK_KEY_6, GDK_KEY_7, GDK_KEY_8, GDK_KEY_9, GDK_KEY_0
 499   };
 500   GObjectClass *gobject_class = G_OBJECT_CLASS (class);
 501   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
 502   GtkBindingSet *binding_set;
 503   int i;
 504
 505   gobject_class->finalize = gtk_file_chooser_default_finalize;
 506   gobject_class->constructor = gtk_file_chooser_default_constructor;
 507   gobject_class->set_property = gtk_file_chooser_default_set_property;
 508   gobject_class->get_property = gtk_file_chooser_default_get_property;
 509   gobject_class->dispose = gtk_file_chooser_default_dispose;
 510
 511   widget_class->show_all = gtk_file_chooser_default_show_all;
 512   widget_class->realize = gtk_file_chooser_default_realize;
 513   widget_class->map = gtk_file_chooser_default_map;
 514   widget_class->unmap = gtk_file_chooser_default_unmap;
 515   widget_class->hierarchy_changed = gtk_file_chooser_default_hierarchy_changed;
 516   widget_class->style_updated = gtk_file_chooser_default_style_updated;
 517   widget_class->screen_changed = gtk_file_chooser_default_screen_changed;
 518   widget_class->size_allocate = gtk_file_chooser_default_size_allocate;
 519
 520   signals[LOCATION_POPUP] =
 521     g_signal_new_class_handler (I_("location-popup"),
 522                                 G_OBJECT_CLASS_TYPE (class),
 523                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 524                                 G_CALLBACK (location_popup_handler),
 525                                 NULL, NULL,
 526                                 _gtk_marshal_VOID__STRING,
 527                                 G_TYPE_NONE, 1, G_TYPE_STRING);
 528
 529   signals[LOCATION_POPUP_ON_PASTE] =
 530     g_signal_new_class_handler (I_("location-popup-on-paste"),
 531                                 G_OBJECT_CLASS_TYPE (class),
 532                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 533                                 G_CALLBACK (location_popup_on_paste_handler),
 534                                 NULL, NULL,
 535                                 _gtk_marshal_VOID__VOID,
 536                                 G_TYPE_NONE, 0);
 537
 538   signals[LOCATION_TOGGLE_POPUP] =
 539     g_signal_new_class_handler (I_("location-toggle-popup"),
 540                                 G_OBJECT_CLASS_TYPE (class),
 541                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 542                                 G_CALLBACK (location_toggle_popup_handler),
 543                                 NULL, NULL,
 544                                 _gtk_marshal_VOID__VOID,
 545                                 G_TYPE_NONE, 0);
 546
 547   signals[UP_FOLDER] =
 548     g_signal_new_class_handler (I_("up-folder"),
 549                                 G_OBJECT_CLASS_TYPE (class),
 550                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 551                                 G_CALLBACK (up_folder_handler),
 552                                 NULL, NULL,
 553                                 _gtk_marshal_VOID__VOID,
 554                                 G_TYPE_NONE, 0);
 555
 556   signals[DOWN_FOLDER] =
 557     g_signal_new_class_handler (I_("down-folder"),
 558                                 G_OBJECT_CLASS_TYPE (class),
 559                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 560                                 G_CALLBACK (down_folder_handler),
 561                                 NULL, NULL,
 562                                 _gtk_marshal_VOID__VOID,
 563                                 G_TYPE_NONE, 0);
 564
 565   signals[HOME_FOLDER] =
 566     g_signal_new_class_handler (I_("home-folder"),
 567                                 G_OBJECT_CLASS_TYPE (class),
 568                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 569                                 G_CALLBACK (home_folder_handler),
 570                                 NULL, NULL,
 571                                 _gtk_marshal_VOID__VOID,
 572                                 G_TYPE_NONE, 0);
 573
 574   signals[DESKTOP_FOLDER] =
 575     g_signal_new_class_handler (I_("desktop-folder"),
 576                                 G_OBJECT_CLASS_TYPE (class),
 577                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 578                                 G_CALLBACK (desktop_folder_handler),
 579                                 NULL, NULL,
 580                                 _gtk_marshal_VOID__VOID,
 581                                 G_TYPE_NONE, 0);
 582
 583   signals[QUICK_BOOKMARK] =
 584     g_signal_new_class_handler (I_("quick-bookmark"),
 585                                 G_OBJECT_CLASS_TYPE (class),
 586                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 587                                 G_CALLBACK (quick_bookmark_handler),
 588                                 NULL, NULL,
 589                                 _gtk_marshal_VOID__INT,
 590                                 G_TYPE_NONE, 1, G_TYPE_INT);
 591
 592   signals[SHOW_HIDDEN] =
 593     g_signal_new_class_handler (I_("show-hidden"),
 594                                 G_OBJECT_CLASS_TYPE (class),
 595                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 596                                 G_CALLBACK (show_hidden_handler),
 597                                 NULL, NULL,
 598                                 _gtk_marshal_VOID__VOID,
 599                                 G_TYPE_NONE, 0);
 600
 601   signals[SEARCH_SHORTCUT] =
 602     g_signal_new_class_handler (I_("search-shortcut"),
 603                                 G_OBJECT_CLASS_TYPE (class),
 604                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 605                                 G_CALLBACK (search_shortcut_handler),
 606                                 NULL, NULL,
 607                                 _gtk_marshal_VOID__VOID,
 608                                 G_TYPE_NONE, 0);
 609
 610   signals[RECENT_SHORTCUT] =
 611     g_signal_new_class_handler (I_("recent-shortcut"),
 612                                 G_OBJECT_CLASS_TYPE (class),
 613                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 614                                 G_CALLBACK (recent_shortcut_handler),
 615                                 NULL, NULL,
 616                                 _gtk_marshal_VOID__VOID,
 617                                 G_TYPE_NONE, 0);
 618
 619   binding_set = gtk_binding_set_by_class (class);
 620
 621   gtk_binding_entry_add_signal (binding_set,
 622                                 GDK_KEY_l, GDK_CONTROL_MASK,
 623                                 "location-toggle-popup",
 624                                 0);
 625
 626   gtk_binding_entry_add_signal (binding_set,
 627                                 GDK_KEY_slash, 0,
 628                                 "location-popup",
 629                                 1, G_TYPE_STRING, "/");
 630   gtk_binding_entry_add_signal (binding_set,
 631                                 GDK_KEY_KP_Divide, 0,
 632                                 "location-popup",
 633                                 1, G_TYPE_STRING, "/");
 634
 635 #ifdef G_OS_UNIX
 636   gtk_binding_entry_add_signal (binding_set,
 637                                 GDK_KEY_asciitilde, 0,
 638                                 "location-popup",
 639                                 1, G_TYPE_STRING, "~");
 640 #endif
 641
 642   gtk_binding_entry_add_signal (binding_set,
 643                                 GDK_KEY_v, GDK_CONTROL_MASK,
 644                                 "location-popup-on-paste",
 645                                 0);
 646
 647   add_normal_and_shifted_binding (binding_set,
 648                                   GDK_KEY_Up, GDK_MOD1_MASK,
 649                                   "up-folder");
 650
 651   add_normal_and_shifted_binding (binding_set,
 652                                   GDK_KEY_KP_Up, GDK_MOD1_MASK,
 653                                   "up-folder");
 654
 655   add_normal_and_shifted_binding (binding_set,
 656                                   GDK_KEY_Down, GDK_MOD1_MASK,
 657                                   "down-folder");
 658   add_normal_and_shifted_binding (binding_set,
 659                                   GDK_KEY_KP_Down, GDK_MOD1_MASK,
 660                                   "down-folder");
 661
 662   gtk_binding_entry_add_signal (binding_set,
 663                                 GDK_KEY_Home, GDK_MOD1_MASK,
 664                                 "home-folder",
 665                                 0);
 666   gtk_binding_entry_add_signal (binding_set,
 667                                 GDK_KEY_KP_Home, GDK_MOD1_MASK,
 668                                 "home-folder",
 669                                 0);
 670   gtk_binding_entry_add_signal (binding_set,
 671                                 GDK_KEY_d, GDK_MOD1_MASK,
 672                                 "desktop-folder",
 673                                 0);
 674   gtk_binding_entry_add_signal (binding_set,
 675                                 GDK_KEY_h, GDK_CONTROL_MASK,
 676                                 "show-hidden",
 677                                 0);
 678   gtk_binding_entry_add_signal (binding_set,
 679                                 GDK_KEY_s, GDK_MOD1_MASK,
 680                                 "search-shortcut",
 681                                 0);
 682   gtk_binding_entry_add_signal (binding_set,
 683                                 GDK_KEY_r, GDK_MOD1_MASK,
 684                                 "recent-shortcut",
 685                                 0);
 686
 687   for (i = 0; i < 10; i++)
 688     gtk_binding_entry_add_signal (binding_set,
 689                                   quick_bookmark_keyvals[i], GDK_MOD1_MASK,
 690                                   "quick-bookmark",
 691                                   1, G_TYPE_INT, i);
 692
 693   _gtk_file_chooser_install_properties (gobject_class);
 694 }
 695
 696 static void
 697 gtk_file_chooser_default_iface_init (GtkFileChooserIface *iface)
 698 {
 699   iface->select_file = gtk_file_chooser_default_select_file;
 700   iface->unselect_file = gtk_file_chooser_default_unselect_file;
 701   iface->select_all = gtk_file_chooser_default_select_all;
 702   iface->unselect_all = gtk_file_chooser_default_unselect_all;
 703   iface->get_files = gtk_file_chooser_default_get_files;
 704   iface->get_preview_file = gtk_file_chooser_default_get_preview_file;
 705   iface->get_file_system = gtk_file_chooser_default_get_file_system;
 706   iface->set_current_folder = gtk_file_chooser_default_set_current_folder;
 707   iface->get_current_folder = gtk_file_chooser_default_get_current_folder;
 708   iface->set_current_name = gtk_file_chooser_default_set_current_name;
 709   iface->add_filter = gtk_file_chooser_default_add_filter;
 710   iface->remove_filter = gtk_file_chooser_default_remove_filter;
 711   iface->list_filters = gtk_file_chooser_default_list_filters;
 712   iface->add_shortcut_folder = gtk_file_chooser_default_add_shortcut_folder;
 713   iface->remove_shortcut_folder = gtk_file_chooser_default_remove_shortcut_folder;
 714   iface->list_shortcut_folders = gtk_file_chooser_default_list_shortcut_folders;
 715 }
 716
 717 static void
 718 gtk_file_chooser_embed_default_iface_init (GtkFileChooserEmbedIface *iface)
 719 {
 720   iface->get_default_size = gtk_file_chooser_default_get_default_size;
 721   iface->should_respond = gtk_file_chooser_default_should_respond;
 722   iface->initial_focus = gtk_file_chooser_default_initial_focus;
 723 }
 724
 725 static void
 726 _gtk_file_chooser_default_init (GtkFileChooserDefault *impl)
 727 {
 728   profile_start ("start", NULL);
 729 #ifdef PROFILE_FILE_CHOOSER
 730   access ("MARK: *** CREATE FILE CHOOSER", F_OK);
 731 #endif
 732   impl->local_only = TRUE;
 733   impl->preview_widget_active = TRUE;
 734   impl->use_preview_label = TRUE;
 735   impl->select_multiple = FALSE;
 736   impl->show_hidden = FALSE;
 737   impl->show_size_column = TRUE;
 738   impl->icon_size = FALLBACK_ICON_SIZE;
 739   impl->load_state = LOAD_EMPTY;
 740   impl->reload_state = RELOAD_EMPTY;
 741   impl->pending_select_files = NULL;
 742   impl->location_mode = LOCATION_MODE_PATH_BAR;
 743   impl->operation_mode = OPERATION_MODE_BROWSE;
 744   impl->sort_column = MODEL_COL_NAME;
 745   impl->sort_order = GTK_SORT_ASCENDING;
 746   impl->recent_manager = gtk_recent_manager_get_default ();
 747   impl->create_folders = TRUE;
 748
 749   gtk_orientable_set_orientation (GTK_ORIENTABLE (impl),
 750                                   GTK_ORIENTATION_VERTICAL);
 751   gtk_box_set_spacing (GTK_BOX (impl), 12);
 752
 753   set_file_system_backend (impl);
 754
 755   profile_end ("end", NULL);
 756 }
 757
 758 /* Frees the data columns for the specified iter in the shortcuts model*/
 759 static void
 760 shortcuts_free_row_data (GtkFileChooserDefault *impl,
 761                          GtkTreeIter           *iter)
 762 {
 763   gpointer col_data;
 764   ShortcutType shortcut_type;
 765   GCancellable *cancellable;
 766
 767   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), iter,
 768                       SHORTCUTS_COL_DATA, &col_data,
 769                       SHORTCUTS_COL_TYPE, &shortcut_type,
 770                       SHORTCUTS_COL_CANCELLABLE, &cancellable,
 771                       -1);
 772
 773   if (cancellable)
 774     {
 775       g_cancellable_cancel (cancellable);
 776       g_object_unref (cancellable);
 777     }
 778
 779   if (!(shortcut_type == SHORTCUT_TYPE_FILE ||
 780         shortcut_type == SHORTCUT_TYPE_VOLUME) ||
 781       !col_data)
 782     return;
 783
 784   if (shortcut_type == SHORTCUT_TYPE_VOLUME)
 785     {
 786       GtkFileSystemVolume *volume;
 787
 788       volume = col_data;
 789       _gtk_file_system_volume_unref (volume);
 790     }
 791   if (shortcut_type == SHORTCUT_TYPE_FILE)
 792     {
 793       GFile *file;
 794
 795       file = col_data;
 796       g_object_unref (file);
 797     }
 798 }
 799
 800 /* Frees all the data columns in the shortcuts model */
 801 static void
 802 shortcuts_free (GtkFileChooserDefault *impl)
 803 {
 804   GtkTreeIter iter;
 805
 806   if (!impl->shortcuts_model)
 807     return;
 808
 809   if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
 810     do
 811       {
 812         shortcuts_free_row_data (impl, &iter);
 813       }
 814     while (gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter));
 815
 816   g_object_unref (impl->shortcuts_model);
 817   impl->shortcuts_model = NULL;
 818 }
 819
 820 static void
 821 pending_select_files_free (GtkFileChooserDefault *impl)
 822 {
 823   g_slist_free_full (impl->pending_select_files, g_object_unref);
 824   impl->pending_select_files = NULL;
 825 }
 826
 827 static void
 828 pending_select_files_add (GtkFileChooserDefault *impl,
 829                           GFile                 *file)
 830 {
 831   impl->pending_select_files =
 832     g_slist_prepend (impl->pending_select_files, g_object_ref (file));
 833 }
 834
 835 static void
 836 gtk_file_chooser_default_finalize (GObject *object)
 837 {
 838   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
 839   GSList *l;
 840
 841   unset_file_system_backend (impl);
 842
 843   if (impl->shortcuts_pane_filter_model)
 844     g_object_unref (impl->shortcuts_pane_filter_model);
 845
 846   shortcuts_free (impl);
 847
 848   g_free (impl->browse_files_last_selected_name);
 849
 850   for (l = impl->filters; l; l = l->next)
 851     {
 852       GtkFileFilter *filter;
 853
 854       filter = GTK_FILE_FILTER (l->data);
 855       g_object_unref (filter);
 856     }
 857   g_slist_free (impl->filters);
 858
 859   if (impl->current_filter)
 860     g_object_unref (impl->current_filter);
 861
 862   if (impl->current_volume_file)
 863     g_object_unref (impl->current_volume_file);
 864
 865   if (impl->current_folder)
 866     g_object_unref (impl->current_folder);
 867
 868   if (impl->preview_file)
 869     g_object_unref (impl->preview_file);
 870
 871   if (impl->browse_path_bar_size_group)
 872     g_object_unref (impl->browse_path_bar_size_group);
 873
 874   /* Free all the Models we have */
 875   stop_loading_and_clear_list_model (impl, FALSE);
 876   search_clear_model (impl, FALSE);
 877   recent_clear_model (impl, FALSE);
 878
 879   /* stopping the load above should have cleared this */
 880   g_assert (impl->load_timeout_id == 0);
 881
 882   g_free (impl->preview_display_name);
 883
 884   g_free (impl->edited_new_text);
 885
 886   G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->finalize (object);
 887 }
 888
 889 /* Shows an error dialog set as transient for the specified window */
 890 static void
 891 error_message_with_parent (GtkWindow  *parent,
 892                            const char *msg,
 893                            const char *detail)
 894 {
 895   GtkWidget *dialog;
 896
 897   dialog = gtk_message_dialog_new (parent,
 898                                    GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 899                                    GTK_MESSAGE_ERROR,
 900                                    GTK_BUTTONS_OK,
 901                                    "%s",
 902                                    msg);
 903   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
 904                                             "%s", detail);
 905
 906   if (parent && gtk_window_has_group (parent))
 907     gtk_window_group_add_window (gtk_window_get_group (parent),
 908                                  GTK_WINDOW (dialog));
 909
 910   gtk_dialog_run (GTK_DIALOG (dialog));
 911   gtk_widget_destroy (dialog);
 912 }
 913
 914 /* Returns a toplevel GtkWindow, or NULL if none */
 915 static GtkWindow *
 916 get_toplevel (GtkWidget *widget)
 917 {
 918   GtkWidget *toplevel;
 919
 920   toplevel = gtk_widget_get_toplevel (widget);
 921   if (!gtk_widget_is_toplevel (toplevel))
 922     return NULL;
 923   else
 924     return GTK_WINDOW (toplevel);
 925 }
 926
 927 /* Shows an error dialog for the file chooser */
 928 static void
 929 error_message (GtkFileChooserDefault *impl,
 930                const char            *msg,
 931                const char            *detail)
 932 {
 933   error_message_with_parent (get_toplevel (GTK_WIDGET (impl)), msg, detail);
 934 }
 935
 936 /* Shows a simple error dialog relative to a path.  Frees the GError as well. */
 937 static void
 938 error_dialog (GtkFileChooserDefault *impl,
 939               const char            *msg,
 940               GFile                 *file,
 941               GError                *error)
 942 {
 943   if (error)
 944     {
 945       char *uri = NULL;
 946       char *text;
 947
 948       if (file)
 949         uri = g_file_get_uri (file);
 950       text = g_strdup_printf (msg, uri);
 951       error_message (impl, text, error->message);
 952       g_free (text);
 953       g_free (uri);
 954       g_error_free (error);
 955     }
 956 }
 957
 958 /* Displays an error message about not being able to get information for a file.
 959  * Frees the GError as well.
 960  */
 961 static void
 962 error_getting_info_dialog (GtkFileChooserDefault *impl,
 963                            GFile                 *file,
 964                            GError                *error)
 965 {
 966   error_dialog (impl,
 967                 _("Could not retrieve information about the file"),
 968                 file, error);
 969 }
 970
 971 /* Shows an error dialog about not being able to add a bookmark */
 972 static void
 973 error_adding_bookmark_dialog (GtkFileChooserDefault *impl,
 974                               GFile                 *file,
 975                               GError                *error)
 976 {
 977   error_dialog (impl,
 978                 _("Could not add a bookmark"),
 979                 file, error);
 980 }
 981
 982 /* Shows an error dialog about not being able to remove a bookmark */
 983 static void
 984 error_removing_bookmark_dialog (GtkFileChooserDefault *impl,
 985                                 GFile                 *file,
 986                                 GError                *error)
 987 {
 988   error_dialog (impl,
 989                 _("Could not remove bookmark"),
 990                 file, error);
 991 }
 992
 993 /* Shows an error dialog about not being able to create a folder */
 994 static void
 995 error_creating_folder_dialog (GtkFileChooserDefault *impl,
 996                               GFile                 *file,
 997                               GError                *error)
 998 {
 999   error_dialog (impl,
1000                 _("The folder could not be created"),
1001                 file, error);
1002 }
1003
1004 /* Shows an error about not being able to create a folder because a file with
1005  * the same name is already there.
1006  */
1007 static void
1008 error_creating_folder_over_existing_file_dialog (GtkFileChooserDefault *impl,
1009                                                  GFile                 *file,
1010                                                  GError                *error)
1011 {
1012   error_dialog (impl,
1013                 _("The folder could not be created, as a file with the same "
1014                   "name already exists.  Try using a different name for the "
1015                   "folder, or rename the file first."),
1016                 file, error);
1017 }
1018
1019 static void
1020 error_with_file_under_nonfolder (GtkFileChooserDefault *impl,
1021                                  GFile *parent_file)
1022 {
1023   GError *error;
1024
1025   error = NULL;
1026   g_set_error_literal (&error, G_IO_ERROR, G_IO_ERROR_NOT_DIRECTORY,
1027                        _("You need to choose a valid filename."));
1028
1029   error_dialog (impl,
1030                 _("Cannot create a file under %s as it is not a folder"),
1031                 parent_file, error);
1032 }
1033
1034 /* Shows an error about not being able to select a folder because a file with
1035  * the same name is already there.
1036  */
1037 static void
1038 error_selecting_folder_over_existing_file_dialog (GtkFileChooserDefault *impl,
1039                                                   GFile                 *file)
1040 {
1041   error_dialog (impl,
1042                 _("You may only select folders.  The item that you selected is not a folder; "
1043                   "try using a different item."),
1044                 file, NULL);
1045 }
1046
1047 /* Shows an error dialog about not being able to create a filename */
1048 static void
1049 error_building_filename_dialog (GtkFileChooserDefault *impl,
1050                                 GError                *error)
1051 {
1052   error_dialog (impl, _("Invalid file name"),
1053                 NULL, error);
1054 }
1055
1056 /* Shows an error dialog when we cannot switch to a folder */
1057 static void
1058 error_changing_folder_dialog (GtkFileChooserDefault *impl,
1059                               GFile                 *file,
1060                               GError                *error)
1061 {
1062   error_dialog (impl, _("The folder contents could not be displayed"),
1063                 file, error);
1064 }
1065
1066 /* Changes folders, displaying an error dialog if this fails */
1067 static gboolean
1068 change_folder_and_display_error (GtkFileChooserDefault *impl,
1069                                  GFile                 *file,
1070                                  gboolean               clear_entry)
1071 {
1072   GError *error;
1073   gboolean result;
1074
1075   g_return_val_if_fail (G_IS_FILE (file), FALSE);
1076
1077   /* We copy the path because of this case:
1078    *
1079    * list_row_activated()
1080    *   fetches path from model; path belongs to the model (*)
1081    *   calls change_folder_and_display_error()
1082    *     calls gtk_file_chooser_set_current_folder_file()
1083    *       changing folders fails, sets model to NULL, thus freeing the path in (*)
1084    */
1085
1086   error = NULL;
1087   result = gtk_file_chooser_default_update_current_folder (GTK_FILE_CHOOSER (impl), file, TRUE, clear_entry, &error);
1088
1089   if (!result)
1090     error_changing_folder_dialog (impl, file, error);
1091
1092   return result;
1093 }
1094
1095 static void
1096 emit_default_size_changed (GtkFileChooserDefault *impl)
1097 {
1098   profile_msg ("    emit default-size-changed start", NULL);
1099   g_signal_emit_by_name (impl, "default-size-changed");
1100   profile_msg ("    emit default-size-changed end", NULL);
1101 }
1102
1103 static void
1104 update_preview_widget_visibility (GtkFileChooserDefault *impl)
1105 {
1106   if (impl->use_preview_label)
1107     {
1108       if (!impl->preview_label)
1109         {
1110           impl->preview_label = gtk_label_new (impl->preview_display_name);
1111           gtk_box_pack_start (GTK_BOX (impl->preview_box), impl->preview_label, FALSE, FALSE, 0);
1112           gtk_box_reorder_child (GTK_BOX (impl->preview_box), impl->preview_label, 0);
1113           gtk_label_set_ellipsize (GTK_LABEL (impl->preview_label), PANGO_ELLIPSIZE_MIDDLE);
1114           gtk_widget_show (impl->preview_label);
1115         }
1116     }
1117   else
1118     {
1119       if (impl->preview_label)
1120         {
1121           gtk_widget_destroy (impl->preview_label);
1122           impl->preview_label = NULL;
1123         }
1124     }
1125
1126   if (impl->preview_widget_active && impl->preview_widget)
1127     gtk_widget_show (impl->preview_box);
1128   else
1129     gtk_widget_hide (impl->preview_box);
1130
1131   if (!gtk_widget_get_mapped (GTK_WIDGET (impl)))
1132     emit_default_size_changed (impl);
1133 }
1134
1135 static void
1136 set_preview_widget (GtkFileChooserDefault *impl,
1137                     GtkWidget             *preview_widget)
1138 {
1139   if (preview_widget == impl->preview_widget)
1140     return;
1141
1142   if (impl->preview_widget)
1143     gtk_container_remove (GTK_CONTAINER (impl->preview_box),
1144                           impl->preview_widget);
1145
1146   impl->preview_widget = preview_widget;
1147   if (impl->preview_widget)
1148     {
1149       gtk_widget_show (impl->preview_widget);
1150       gtk_box_pack_start (GTK_BOX (impl->preview_box), impl->preview_widget, TRUE, TRUE, 0);
1151       gtk_box_reorder_child (GTK_BOX (impl->preview_box),
1152                              impl->preview_widget,
1153                              (impl->use_preview_label && impl->preview_label) ? 1 : 0);
1154     }
1155
1156   update_preview_widget_visibility (impl);
1157 }
1158
1159 /* Renders a "Search" icon at an appropriate size for a tree view */
1160 static GdkPixbuf *
1161 render_search_icon (GtkFileChooserDefault *impl)
1162 {
1163   return gtk_widget_render_icon_pixbuf (GTK_WIDGET (impl), GTK_STOCK_FIND, GTK_ICON_SIZE_MENU);
1164 }
1165
1166 static GdkPixbuf *
1167 render_recent_icon (GtkFileChooserDefault *impl)
1168 {
1169   GtkIconTheme *theme;
1170   GdkPixbuf *retval;
1171
1172   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
1173     theme = gtk_icon_theme_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
1174   else
1175     theme = gtk_icon_theme_get_default ();
1176
1177   retval = gtk_icon_theme_load_icon (theme, "document-open-recent",
1178                                      impl->icon_size, 0,
1179                                      NULL);
1180
1181   /* fallback */
1182   if (!retval)
1183     retval = gtk_widget_render_icon_pixbuf (GTK_WIDGET (impl), GTK_STOCK_FILE, GTK_ICON_SIZE_MENU);
1184
1185   return retval;
1186 }
1187
1188
1189 /* Re-reads all the icons for the shortcuts, used when the theme changes */
1190 struct ReloadIconsData
1191 {
1192   GtkFileChooserDefault *impl;
1193   GtkTreeRowReference *row_ref;
1194 };
1195
1196 static void
1197 shortcuts_reload_icons_get_info_cb (GCancellable *cancellable,
1198                                     GFileInfo    *info,
1199                                     const GError *error,
1200                                     gpointer      user_data)
1201 {
1202   GdkPixbuf *pixbuf;
1203   GtkTreeIter iter;
1204   GtkTreePath *path;
1205   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
1206   struct ReloadIconsData *data = user_data;
1207
1208   if (!g_slist_find (data->impl->reload_icon_cancellables, cancellable))
1209     goto out;
1210
1211   data->impl->reload_icon_cancellables = g_slist_remove (data->impl->reload_icon_cancellables, cancellable);
1212
1213   if (cancelled || error)
1214     goto out;
1215
1216   pixbuf = _gtk_file_info_render_icon (info, GTK_WIDGET (data->impl), data->impl->icon_size);
1217
1218   path = gtk_tree_row_reference_get_path (data->row_ref);
1219   if (path)
1220     {
1221       gtk_tree_model_get_iter (GTK_TREE_MODEL (data->impl->shortcuts_model), &iter, path);
1222       gtk_list_store_set (data->impl->shortcuts_model, &iter,
1223                           SHORTCUTS_COL_PIXBUF, pixbuf,
1224                           -1);
1225       gtk_tree_path_free (path);
1226     }
1227
1228   if (pixbuf)
1229     g_object_unref (pixbuf);
1230
1231 out:
1232   gtk_tree_row_reference_free (data->row_ref);
1233   g_object_unref (data->impl);
1234   g_free (data);
1235
1236   g_object_unref (cancellable);
1237 }
1238
1239 static void
1240 shortcuts_reload_icons (GtkFileChooserDefault *impl)
1241 {
1242   GSList *l;
1243   GtkTreeIter iter;
1244
1245   profile_start ("start", NULL);
1246
1247   if (!gtk_tree_model_get_iter_first (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
1248     goto out;
1249
1250   for (l = impl->reload_icon_cancellables; l; l = l->next)
1251     {
1252       GCancellable *cancellable = G_CANCELLABLE (l->data);
1253       g_cancellable_cancel (cancellable);
1254     }
1255   g_slist_free (impl->reload_icon_cancellables);
1256   impl->reload_icon_cancellables = NULL;
1257
1258   do
1259     {
1260       gpointer data;
1261       ShortcutType shortcut_type;
1262       gboolean pixbuf_visible;
1263       GdkPixbuf *pixbuf;
1264
1265       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
1266                           SHORTCUTS_COL_DATA, &data,
1267                           SHORTCUTS_COL_TYPE, &shortcut_type,
1268                           SHORTCUTS_COL_PIXBUF_VISIBLE, &pixbuf_visible,
1269                           -1);
1270
1271       pixbuf = NULL;
1272       if (pixbuf_visible)
1273         {
1274           if (shortcut_type == SHORTCUT_TYPE_VOLUME)
1275             {
1276               GtkFileSystemVolume *volume;
1277
1278               volume = data;
1279               pixbuf = _gtk_file_system_volume_render_icon (volume, GTK_WIDGET (impl),
1280                                                             impl->icon_size, NULL);
1281             }
1282           else if (shortcut_type == SHORTCUT_TYPE_FILE)
1283             {
1284               if (g_file_is_native (G_FILE (data)))
1285                 {
1286                   GFile *file;
1287                   struct ReloadIconsData *info;
1288                   GtkTreePath *tree_path;
1289                   GCancellable *cancellable;
1290
1291                   file = data;
1292
1293                   info = g_new0 (struct ReloadIconsData, 1);
1294                   info->impl = g_object_ref (impl);
1295                   tree_path = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->shortcuts_model), &iter);
1296                   info->row_ref = gtk_tree_row_reference_new (GTK_TREE_MODEL (impl->shortcuts_model), tree_path);
1297                   gtk_tree_path_free (tree_path);
1298
1299                   cancellable = _gtk_file_system_get_info (impl->file_system, file,
1300                                                            "standard::icon",
1301                                                            shortcuts_reload_icons_get_info_cb,
1302                                                            info);
1303                   impl->reload_icon_cancellables = g_slist_append (impl->reload_icon_cancellables, cancellable);
1304                 }
1305               else
1306                 {
1307                   GtkIconTheme *icon_theme;
1308
1309                   /* Don't call get_info for remote paths to avoid latency and
1310                    * auth dialogs.
1311                    * If we switch to a better bookmarks file format (XBEL), we
1312                    * should use mime info to get a better icon.
1313                    */
1314                   icon_theme = gtk_icon_theme_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
1315                   pixbuf = gtk_icon_theme_load_icon (icon_theme, "folder-remote",
1316                                                      impl->icon_size, 0, NULL);
1317                 }
1318             }
1319           else if (shortcut_type == SHORTCUT_TYPE_SEARCH)
1320             {
1321               pixbuf = render_search_icon (impl);
1322             }
1323           else if (shortcut_type == SHORTCUT_TYPE_RECENT)
1324             {
1325               pixbuf = render_recent_icon (impl);
1326             }
1327
1328           gtk_list_store_set (impl->shortcuts_model, &iter,
1329                               SHORTCUTS_COL_PIXBUF, pixbuf,
1330                               -1);
1331
1332           if (pixbuf)
1333             g_object_unref (pixbuf);
1334
1335         }
1336     }
1337   while (gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model),&iter));
1338
1339  out:
1340
1341   profile_end ("end", NULL);
1342 }
1343
1344 static void
1345 shortcuts_find_folder (GtkFileChooserDefault *impl,
1346                        GFile                 *folder)
1347 {
1348   GtkTreeSelection *selection;
1349   int pos;
1350   GtkTreePath *path;
1351
1352   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
1353
1354   g_assert (folder != NULL);
1355   pos = shortcut_find_position (impl, folder);
1356   if (pos == -1)
1357     {
1358       gtk_tree_selection_unselect_all (selection);
1359       return;
1360     }
1361
1362   path = gtk_tree_path_new_from_indices (pos, -1);
1363   gtk_tree_selection_select_path (selection, path);
1364   gtk_tree_path_free (path);
1365 }
1366
1367 /* If a shortcut corresponds to the current folder, selects it */
1368 static void
1369 shortcuts_find_current_folder (GtkFileChooserDefault *impl)
1370 {
1371   shortcuts_find_folder (impl, impl->current_folder);
1372 }
1373
1374 /* Removes the specified number of rows from the shortcuts list */
1375 static void
1376 shortcuts_remove_rows (GtkFileChooserDefault *impl,
1377                        int                    start_row,
1378                        int                    n_rows)
1379 {
1380   GtkTreePath *path;
1381
1382   path = gtk_tree_path_new_from_indices (start_row, -1);
1383
1384   for (; n_rows; n_rows--)
1385     {
1386       GtkTreeIter iter;
1387
1388       if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (impl->shortcuts_model), &iter, path))
1389         g_assert_not_reached ();
1390
1391       shortcuts_free_row_data (impl, &iter);
1392       gtk_list_store_remove (impl->shortcuts_model, &iter);
1393     }
1394
1395   gtk_tree_path_free (path);
1396 }
1397
1398 static void
1399 shortcuts_update_count (GtkFileChooserDefault *impl,
1400                         ShortcutsIndex         type,
1401                         gint                   value)
1402 {
1403   switch (type)
1404     {
1405       case SHORTCUTS_HOME:
1406         if (value < 0)
1407           impl->has_home = FALSE;
1408         else
1409           impl->has_home = TRUE;
1410         break;
1411
1412       case SHORTCUTS_DESKTOP:
1413         if (value < 0)
1414           impl->has_desktop = FALSE;
1415         else
1416           impl->has_desktop = TRUE;
1417         break;
1418
1419       case SHORTCUTS_VOLUMES:
1420         impl->num_volumes += value;
1421         break;
1422
1423       case SHORTCUTS_SHORTCUTS:
1424         impl->num_shortcuts += value;
1425         break;
1426
1427       case SHORTCUTS_BOOKMARKS:
1428         impl->num_bookmarks += value;
1429         break;
1430
1431       case SHORTCUTS_CURRENT_FOLDER:
1432         if (value < 0)
1433           impl->shortcuts_current_folder_active = FALSE;
1434         else
1435           impl->shortcuts_current_folder_active = TRUE;
1436         break;
1437
1438       default:
1439         /* nothing */
1440         break;
1441     }
1442 }
1443
1444 struct ShortcutsInsertRequest
1445 {
1446   GtkFileChooserDefault *impl;
1447   GFile *file;
1448   int pos;
1449   char *label_copy;
1450   GtkTreeRowReference *row_ref;
1451   ShortcutsIndex type;
1452   gboolean name_only;
1453   gboolean removable;
1454 };
1455
1456 static void
1457 get_file_info_finished (GCancellable *cancellable,
1458                         GFileInfo    *info,
1459                         const GError *error,
1460                         gpointer      data)
1461 {
1462   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
1463   GdkPixbuf *pixbuf;
1464   GtkTreePath *path;
1465   GtkTreeIter iter;
1466   GCancellable *model_cancellable = NULL;
1467   struct ShortcutsInsertRequest *request = data;
1468
1469   path = gtk_tree_row_reference_get_path (request->row_ref);
1470   if (!path)
1471     /* Handle doesn't exist anymore in the model */
1472     goto out;
1473
1474   gtk_tree_model_get_iter (GTK_TREE_MODEL (request->impl->shortcuts_model),
1475                            &iter, path);
1476   gtk_tree_path_free (path);
1477
1478   /* validate cancellable, else goto out */
1479   gtk_tree_model_get (GTK_TREE_MODEL (request->impl->shortcuts_model), &iter,
1480                       SHORTCUTS_COL_CANCELLABLE, &model_cancellable,
1481                       -1);
1482   if (cancellable != model_cancellable)
1483     goto out;
1484
1485   /* set the cancellable to NULL in the model (we unref later on) */
1486   gtk_list_store_set (request->impl->shortcuts_model, &iter,
1487                       SHORTCUTS_COL_CANCELLABLE, NULL,
1488                       -1);
1489
1490   if (cancelled)
1491     goto out;
1492
1493   if (!info)
1494     {
1495       gtk_list_store_remove (request->impl->shortcuts_model, &iter);
1496       shortcuts_update_count (request->impl, request->type, -1);
1497
1498       if (request->type == SHORTCUTS_HOME)
1499         {
1500           GFile *home;
1501
1502           home = g_file_new_for_path (g_get_home_dir ());
1503           error_getting_info_dialog (request->impl, home, g_error_copy (error));
1504           g_object_unref (home);
1505         }
1506       else if (request->type == SHORTCUTS_CURRENT_FOLDER)
1507         {
1508           /* Remove the current folder separator */
1509           gint separator_pos = shortcuts_get_index (request->impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
1510           shortcuts_remove_rows (request->impl, separator_pos, 1);
1511         }
1512
1513       goto out;
1514     }
1515
1516   if (!request->label_copy)
1517     request->label_copy = g_strdup (g_file_info_get_display_name (info));
1518   pixbuf = _gtk_file_info_render_icon (info, GTK_WIDGET (request->impl),
1519                                        request->impl->icon_size);
1520
1521   gtk_list_store_set (request->impl->shortcuts_model, &iter,
1522                       SHORTCUTS_COL_PIXBUF, pixbuf,
1523                       SHORTCUTS_COL_PIXBUF_VISIBLE, TRUE,
1524                       SHORTCUTS_COL_NAME, request->label_copy,
1525                       SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_FILE,
1526                       SHORTCUTS_COL_REMOVABLE, request->removable,
1527                       -1);
1528
1529   if (request->impl->shortcuts_pane_filter_model)
1530     gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (request->impl->shortcuts_pane_filter_model));
1531
1532   if (pixbuf)
1533     g_object_unref (pixbuf);
1534
1535 out:
1536   g_object_unref (request->impl);
1537   g_object_unref (request->file);
1538   gtk_tree_row_reference_free (request->row_ref);
1539   g_free (request->label_copy);
1540   g_free (request);
1541
1542   if (model_cancellable)
1543     g_object_unref (model_cancellable);
1544 }
1545
1546 /* FIXME: GtkFileSystem needs a function to split a remote path
1547  * into hostname and path components, or maybe just have a
1548  * gtk_file_system_path_get_display_name().
1549  *
1550  * This function is also used in gtkfilechooserbutton.c
1551  */
1552 gchar *
1553 _gtk_file_chooser_label_for_file (GFile *file)
1554 {
1555   const gchar *path, *start, *end, *p;
1556   gchar *uri, *host, *label;
1557
1558   uri = g_file_get_uri (file);
1559
1560   start = strstr (uri, "://");
1561   if (start)
1562     {
1563       start += 3;
1564       path = strchr (start, '/');
1565       if (path)
1566         end = path;
1567       else
1568         {
1569           end = uri + strlen (uri);
1570           path = "/";
1571         }
1572
1573       /* strip username */
1574       p = strchr (start, '@');
1575       if (p && p < end)
1576         start = p + 1;
1577
1578       p = strchr (start, ':');
1579       if (p && p < end)
1580         end = p;
1581
1582       host = g_strndup (start, end - start);
1583
1584       /* Translators: the first string is a path and the second string
1585        * is a hostname. Nautilus and the panel contain the same string
1586        * to translate.
1587        */
1588       label = g_strdup_printf (_("%1$s on %2$s"), path, host);
1589
1590       g_free (host);
1591     }
1592   else
1593     {
1594       label = g_strdup (uri);
1595     }
1596
1597   g_free (uri);
1598
1599   return label;
1600 }
1601
1602 /* Inserts a path in the shortcuts tree, making a copy of it; alternatively,
1603  * inserts a volume.  A position of -1 indicates the end of the tree.
1604  */
1605 static void
1606 shortcuts_insert_file (GtkFileChooserDefault *impl,
1607                        int                    pos,
1608                        ShortcutType           shortcut_type,
1609                        GtkFileSystemVolume   *volume,
1610                        GFile                 *file,
1611                        const char            *label,
1612                        gboolean               removable,
1613                        ShortcutsIndex         type)
1614 {
1615   char *label_copy;
1616   GdkPixbuf *pixbuf = NULL;
1617   gpointer data = NULL;
1618   GtkTreeIter iter;
1619   GtkIconTheme *icon_theme;
1620
1621   profile_start ("start shortcut", NULL);
1622
1623   if (shortcut_type == SHORTCUT_TYPE_VOLUME)
1624     {
1625       data = volume;
1626       label_copy = _gtk_file_system_volume_get_display_name (volume);
1627       pixbuf = _gtk_file_system_volume_render_icon (volume, GTK_WIDGET (impl),
1628                                                     impl->icon_size, NULL);
1629     }
1630   else if (shortcut_type == SHORTCUT_TYPE_FILE)
1631     {
1632       if (g_file_is_native (file))
1633         {
1634           struct ShortcutsInsertRequest *request;
1635           GCancellable *cancellable;
1636           GtkTreePath *p;
1637
1638           request = g_new0 (struct ShortcutsInsertRequest, 1);
1639           request->impl = g_object_ref (impl);
1640           request->file = g_object_ref (file);
1641           request->name_only = TRUE;
1642           request->removable = removable;
1643           request->pos = pos;
1644           request->type = type;
1645           if (label)
1646             request->label_copy = g_strdup (label);
1647
1648           if (pos == -1)
1649             gtk_list_store_append (impl->shortcuts_model, &iter);
1650           else
1651             gtk_list_store_insert (impl->shortcuts_model, &iter, pos);
1652
1653           p = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->shortcuts_model), &iter);
1654           request->row_ref = gtk_tree_row_reference_new (GTK_TREE_MODEL (impl->shortcuts_model), p);
1655           gtk_tree_path_free (p);
1656
1657           cancellable = _gtk_file_system_get_info (request->impl->file_system, request->file,
1658                                                    "standard::is-hidden,standard::is-backup,standard::display-name,standard::icon",
1659                                                    get_file_info_finished, request);
1660
1661           gtk_list_store_set (impl->shortcuts_model, &iter,
1662                               SHORTCUTS_COL_DATA, g_object_ref (file),
1663                               SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_FILE,
1664                               SHORTCUTS_COL_CANCELLABLE, cancellable,
1665                               -1);
1666
1667           shortcuts_update_count (impl, type, 1);
1668
1669           return;
1670         }
1671       else
1672         {
1673           /* Don't call get_info for remote paths to avoid latency and
1674            * auth dialogs.
1675            */
1676           data = g_object_ref (file);
1677           if (label)
1678             label_copy = g_strdup (label);
1679           else
1680             label_copy = _gtk_file_chooser_label_for_file (file);
1681
1682           /* If we switch to a better bookmarks file format (XBEL), we
1683            * should use mime info to get a better icon.
1684            */
1685           icon_theme = gtk_icon_theme_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
1686           pixbuf = gtk_icon_theme_load_icon (icon_theme, "folder-remote",
1687                                              impl->icon_size, 0, NULL);
1688         }
1689     }
1690    else
1691     {
1692       g_assert_not_reached ();
1693
1694       return;
1695     }
1696
1697   if (pos == -1)
1698     gtk_list_store_append (impl->shortcuts_model, &iter);
1699   else
1700     gtk_list_store_insert (impl->shortcuts_model, &iter, pos);
1701
1702   shortcuts_update_count (impl, type, 1);
1703
1704   gtk_list_store_set (impl->shortcuts_model, &iter,
1705                       SHORTCUTS_COL_PIXBUF, pixbuf,
1706                       SHORTCUTS_COL_PIXBUF_VISIBLE, TRUE,
1707                       SHORTCUTS_COL_NAME, label_copy,
1708                       SHORTCUTS_COL_DATA, data,
1709                       SHORTCUTS_COL_TYPE, shortcut_type,
1710                       SHORTCUTS_COL_REMOVABLE, removable,
1711                       SHORTCUTS_COL_CANCELLABLE, NULL,
1712                       -1);
1713
1714   if (impl->shortcuts_pane_filter_model)
1715     gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model));
1716
1717   g_free (label_copy);
1718
1719   if (pixbuf)
1720     g_object_unref (pixbuf);
1721
1722   profile_end ("end", NULL);
1723 }
1724
1725 static void
1726 shortcuts_append_search (GtkFileChooserDefault *impl)
1727 {
1728   GdkPixbuf *pixbuf;
1729   GtkTreeIter iter;
1730
1731   pixbuf = render_search_icon (impl);
1732
1733   gtk_list_store_append (impl->shortcuts_model, &iter);
1734   gtk_list_store_set (impl->shortcuts_model, &iter,
1735                       SHORTCUTS_COL_PIXBUF, pixbuf,
1736                       SHORTCUTS_COL_PIXBUF_VISIBLE, TRUE,
1737                       SHORTCUTS_COL_NAME, _("Search"),
1738                       SHORTCUTS_COL_DATA, NULL,
1739                       SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_SEARCH,
1740                       SHORTCUTS_COL_REMOVABLE, FALSE,
1741                       -1);
1742
1743   if (pixbuf)
1744     g_object_unref (pixbuf);
1745
1746   impl->has_search = TRUE;
1747 }
1748
1749 static void
1750 shortcuts_append_recent (GtkFileChooserDefault *impl)
1751 {
1752   GdkPixbuf *pixbuf;
1753   GtkTreeIter iter;
1754
1755   pixbuf = render_recent_icon (impl);
1756
1757   gtk_list_store_append (impl->shortcuts_model, &iter);
1758   gtk_list_store_set (impl->shortcuts_model, &iter,
1759                       SHORTCUTS_COL_PIXBUF, pixbuf,
1760                       SHORTCUTS_COL_PIXBUF_VISIBLE, TRUE,
1761                       SHORTCUTS_COL_NAME, _("Recently Used"),
1762                       SHORTCUTS_COL_DATA, NULL,
1763                       SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_RECENT,
1764                       SHORTCUTS_COL_REMOVABLE, FALSE,
1765                       -1);
1766
1767   if (pixbuf)
1768     g_object_unref (pixbuf);
1769 }
1770
1771 /* Appends an item for the user's home directory to the shortcuts model */
1772 static void
1773 shortcuts_append_home (GtkFileChooserDefault *impl)
1774 {
1775   const char *home_path;
1776   GFile *home;
1777
1778   profile_start ("start", NULL);
1779
1780   home_path = g_get_home_dir ();
1781   if (home_path == NULL)
1782     {
1783       profile_end ("end - no home directory!?", NULL);
1784       return;
1785     }
1786
1787   home = g_file_new_for_path (home_path);
1788   shortcuts_insert_file (impl, -1, SHORTCUT_TYPE_FILE, NULL, home, NULL, FALSE, SHORTCUTS_HOME);
1789   impl->has_home = TRUE;
1790
1791   g_object_unref (home);
1792
1793   profile_end ("end", NULL);
1794 }
1795
1796 /* Appends the ~/Desktop directory to the shortcuts model */
1797 static void
1798 shortcuts_append_desktop (GtkFileChooserDefault *impl)
1799 {
1800   const char *name;
1801   GFile *file;
1802
1803   profile_start ("start", NULL);
1804
1805   name = g_get_user_special_dir (G_USER_DIRECTORY_DESKTOP);
1806   /* "To disable a directory, point it to the homedir."
1807    * See http://freedesktop.org/wiki/Software/xdg-user-dirs
1808    **/
1809   if (!g_strcmp0 (name, g_get_home_dir ()))
1810     {
1811       profile_end ("end", NULL);
1812       return;
1813     }
1814
1815   file = g_file_new_for_path (name);
1816   shortcuts_insert_file (impl, -1, SHORTCUT_TYPE_FILE, NULL, file, _("Desktop"), FALSE, SHORTCUTS_DESKTOP);
1817   impl->has_desktop = TRUE;
1818
1819   /* We do not actually pop up an error dialog if there is no desktop directory
1820    * because some people may really not want to have one.
1821    */
1822
1823   g_object_unref (file);
1824
1825   profile_end ("end", NULL);
1826 }
1827
1828 /* Appends a list of GFile to the shortcuts model; returns how many were inserted */
1829 static int
1830 shortcuts_append_bookmarks (GtkFileChooserDefault *impl,
1831                             GSList                *bookmarks)
1832 {
1833   int start_row;
1834   int num_inserted;
1835   gchar *label;
1836
1837   profile_start ("start", NULL);
1838
1839   start_row = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR) + 1;
1840   num_inserted = 0;
1841
1842   for (; bookmarks; bookmarks = bookmarks->next)
1843     {
1844       GFile *file;
1845
1846       file = bookmarks->data;
1847
1848       if (impl->local_only && !g_file_is_native (file))
1849         continue;
1850
1851       if (shortcut_find_position (impl, file) != -1)
1852         continue;
1853
1854       label = _gtk_file_system_get_bookmark_label (impl->file_system, file);
1855
1856       shortcuts_insert_file (impl, start_row + num_inserted, SHORTCUT_TYPE_FILE, NULL, file, label, TRUE, SHORTCUTS_BOOKMARKS);
1857       g_free (label);
1858
1859       num_inserted++;
1860     }
1861
1862   profile_end ("end", NULL);
1863
1864   return num_inserted;
1865 }
1866
1867 /* Returns the index for the corresponding item in the shortcuts bar */
1868 static int
1869 shortcuts_get_index (GtkFileChooserDefault *impl,
1870                      ShortcutsIndex         where)
1871 {
1872   int n;
1873
1874   n = 0;
1875
1876   if (where == SHORTCUTS_SEARCH)
1877     goto out;
1878
1879   n += impl->has_search ? 1 : 0;
1880
1881   if (where == SHORTCUTS_RECENT)
1882     goto out;
1883
1884   n += 1; /* we always have the recently-used item */
1885
1886   if (where == SHORTCUTS_RECENT_SEPARATOR)
1887     goto out;
1888
1889   n += 1; /* we always have the separator after the recently-used item */
1890
1891   if (where == SHORTCUTS_HOME)
1892     goto out;
1893
1894   n += impl->has_home ? 1 : 0;
1895
1896   if (where == SHORTCUTS_DESKTOP)
1897     goto out;
1898
1899   n += impl->has_desktop ? 1 : 0;
1900
1901   if (where == SHORTCUTS_VOLUMES)
1902     goto out;
1903
1904   n += impl->num_volumes;
1905
1906   if (where == SHORTCUTS_SHORTCUTS)
1907     goto out;
1908
1909   n += impl->num_shortcuts;
1910
1911   if (where == SHORTCUTS_BOOKMARKS_SEPARATOR)
1912     goto out;
1913
1914   /* If there are no bookmarks there won't be a separator */
1915   n += (impl->num_bookmarks > 0) ? 1 : 0;
1916
1917   if (where == SHORTCUTS_BOOKMARKS)
1918     goto out;
1919
1920   n += impl->num_bookmarks;
1921
1922   if (where == SHORTCUTS_CURRENT_FOLDER_SEPARATOR)
1923     goto out;
1924
1925   n += 1;
1926
1927   if (where == SHORTCUTS_CURRENT_FOLDER)
1928     goto out;
1929
1930   g_assert_not_reached ();
1931
1932  out:
1933
1934   return n;
1935 }
1936
1937 /* Adds all the file system volumes to the shortcuts model */
1938 static void
1939 shortcuts_add_volumes (GtkFileChooserDefault *impl)
1940 {
1941   int start_row;
1942   GSList *list, *l;
1943   int n;
1944   gboolean old_changing_folders;
1945
1946   profile_start ("start", NULL);
1947
1948   old_changing_folders = impl->changing_folder;
1949   impl->changing_folder = TRUE;
1950
1951   start_row = shortcuts_get_index (impl, SHORTCUTS_VOLUMES);
1952   shortcuts_remove_rows (impl, start_row, impl->num_volumes);
1953   impl->num_volumes = 0;
1954
1955   list = _gtk_file_system_list_volumes (impl->file_system);
1956
1957   n = 0;
1958
1959   for (l = list; l; l = l->next)
1960     {
1961       GtkFileSystemVolume *volume;
1962
1963       volume = l->data;
1964
1965       if (impl->local_only)
1966         {
1967           if (_gtk_file_system_volume_is_mounted (volume))
1968             {
1969               GFile *base_file;
1970               gboolean base_is_native = TRUE;
1971
1972               base_file = _gtk_file_system_volume_get_root (volume);
1973               if (base_file != NULL)
1974                 {
1975                   base_is_native = g_file_is_native (base_file);
1976                   g_object_unref (base_file);
1977                 }
1978
1979               if (!base_is_native)
1980                 continue;
1981             }
1982         }
1983
1984       shortcuts_insert_file (impl,
1985                              start_row + n,
1986                              SHORTCUT_TYPE_VOLUME,
1987                              _gtk_file_system_volume_ref (volume),
1988                              NULL,
1989                              NULL,
1990                              FALSE,
1991                              SHORTCUTS_VOLUMES);
1992       n++;
1993     }
1994
1995   impl->num_volumes = n;
1996   g_slist_free (list);
1997
1998   if (impl->shortcuts_pane_filter_model)
1999     gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model));
2000
2001   impl->changing_folder = old_changing_folders;
2002
2003   profile_end ("end", NULL);
2004 }
2005
2006 /* Inserts a separator node in the shortcuts list */
2007 static void
2008 shortcuts_insert_separator (GtkFileChooserDefault *impl,
2009                             ShortcutsIndex         where)
2010 {
2011   GtkTreeIter iter;
2012
2013   g_assert (where == SHORTCUTS_RECENT_SEPARATOR ||
2014             where == SHORTCUTS_BOOKMARKS_SEPARATOR ||
2015             where == SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
2016
2017   gtk_list_store_insert (impl->shortcuts_model, &iter,
2018                          shortcuts_get_index (impl, where));
2019   gtk_list_store_set (impl->shortcuts_model, &iter,
2020                       SHORTCUTS_COL_PIXBUF, NULL,
2021                       SHORTCUTS_COL_PIXBUF_VISIBLE, FALSE,
2022                       SHORTCUTS_COL_NAME, NULL,
2023                       SHORTCUTS_COL_DATA, NULL,
2024                       SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_SEPARATOR,
2025                       -1);
2026 }
2027
2028 /* Updates the list of bookmarks */
2029 static void
2030 shortcuts_add_bookmarks (GtkFileChooserDefault *impl)
2031 {
2032   GSList *bookmarks;
2033   gboolean old_changing_folders;
2034   GtkTreeIter iter;
2035   GFile *list_selected = NULL;
2036   ShortcutType shortcut_type;
2037   gpointer col_data;
2038
2039   profile_start ("start", NULL);
2040
2041   old_changing_folders = impl->changing_folder;
2042   impl->changing_folder = TRUE;
2043
2044   if (shortcuts_get_selected (impl, &iter))
2045     {
2046       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model),
2047                           &iter,
2048                           SHORTCUTS_COL_DATA, &col_data,
2049                           SHORTCUTS_COL_TYPE, &shortcut_type,
2050                           -1);
2051
2052       if (col_data && shortcut_type == SHORTCUT_TYPE_FILE)
2053         list_selected = g_object_ref (col_data);
2054     }
2055
2056   if (impl->num_bookmarks > 0)
2057     shortcuts_remove_rows (impl,
2058                            shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR),
2059                            impl->num_bookmarks + 1);
2060
2061   impl->num_bookmarks = 0;
2062   shortcuts_insert_separator (impl, SHORTCUTS_BOOKMARKS_SEPARATOR);
2063
2064   bookmarks = _gtk_file_system_list_bookmarks (impl->file_system);
2065   shortcuts_append_bookmarks (impl, bookmarks);
2066   g_slist_foreach (bookmarks, (GFunc) g_object_unref, NULL);
2067   g_slist_free (bookmarks);
2068
2069   if (impl->num_bookmarks == 0)
2070     shortcuts_remove_rows (impl, shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR), 1);
2071
2072   if (impl->shortcuts_pane_filter_model)
2073     gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model));
2074
2075   if (list_selected)
2076     {
2077       shortcuts_find_folder (impl, list_selected);
2078       g_object_unref (list_selected);
2079     }
2080
2081   impl->changing_folder = old_changing_folders;
2082
2083   profile_end ("end", NULL);
2084 }
2085
2086 /* Appends a separator and a row to the shortcuts list for the current folder */
2087 static void
2088 shortcuts_add_current_folder (GtkFileChooserDefault *impl)
2089 {
2090   int pos;
2091
2092   g_assert (!impl->shortcuts_current_folder_active);
2093
2094   g_assert (impl->current_folder != NULL);
2095
2096   pos = shortcut_find_position (impl, impl->current_folder);
2097   if (pos == -1)
2098     {
2099       GtkFileSystemVolume *volume;
2100       GFile *base_file;
2101
2102       /* Separator */
2103       shortcuts_insert_separator (impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
2104
2105       /* Item */
2106       pos = shortcuts_get_index (impl, SHORTCUTS_CURRENT_FOLDER);
2107
2108       volume = _gtk_file_system_get_volume_for_file (impl->file_system, impl->current_folder);
2109       if (volume)
2110         base_file = _gtk_file_system_volume_get_root (volume);
2111       else
2112         base_file = NULL;
2113
2114       if (base_file && g_file_equal (base_file, impl->current_folder))
2115         shortcuts_insert_file (impl, pos, SHORTCUT_TYPE_VOLUME, volume, NULL, NULL, FALSE, SHORTCUTS_CURRENT_FOLDER);
2116       else
2117         shortcuts_insert_file (impl, pos, SHORTCUT_TYPE_FILE, NULL, impl->current_folder, NULL, FALSE, SHORTCUTS_CURRENT_FOLDER);
2118
2119       if (base_file)
2120         g_object_unref (base_file);
2121     }
2122 }
2123
2124 /* Updates the current folder row in the shortcuts model */
2125 static void
2126 shortcuts_update_current_folder (GtkFileChooserDefault *impl)
2127 {
2128   int pos;
2129
2130   pos = shortcuts_get_index (impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
2131
2132   if (impl->shortcuts_current_folder_active)
2133     {
2134       shortcuts_remove_rows (impl, pos, 2);
2135       impl->shortcuts_current_folder_active = FALSE;
2136     }
2137
2138   shortcuts_add_current_folder (impl);
2139 }
2140
2141 /* Filter function used for the shortcuts filter model */
2142 static gboolean
2143 shortcuts_pane_filter_cb (GtkTreeModel *model,
2144                           GtkTreeIter  *iter,
2145                           gpointer      data)
2146 {
2147   GtkFileChooserDefault *impl;
2148   GtkTreePath *path;
2149   int pos;
2150
2151   impl = GTK_FILE_CHOOSER_DEFAULT (data);
2152
2153   path = gtk_tree_model_get_path (model, iter);
2154   if (!path)
2155     return FALSE;
2156
2157   pos = *gtk_tree_path_get_indices (path);
2158   gtk_tree_path_free (path);
2159
2160   return (pos < shortcuts_get_index (impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR));
2161 }
2162
2163 /* Creates the list model for shortcuts */
2164 static void
2165 shortcuts_model_create (GtkFileChooserDefault *impl)
2166 {
2167   /* Keep this order in sync with the SHORCUTS_COL_* enum values */
2168   impl->shortcuts_model = gtk_list_store_new (SHORTCUTS_COL_NUM_COLUMNS,
2169                                               GDK_TYPE_PIXBUF,  /* pixbuf */
2170                                               G_TYPE_STRING,    /* name */
2171                                               G_TYPE_POINTER,   /* path or volume */
2172                                               G_TYPE_INT,       /* ShortcutType */
2173                                               G_TYPE_BOOLEAN,   /* removable */
2174                                               G_TYPE_BOOLEAN,   /* pixbuf cell visibility */
2175                                               G_TYPE_POINTER);  /* GCancellable */
2176
2177   shortcuts_append_search (impl);
2178
2179   if (impl->recent_manager)
2180     {
2181       shortcuts_append_recent (impl);
2182       shortcuts_insert_separator (impl, SHORTCUTS_RECENT_SEPARATOR);
2183     }
2184
2185   if (impl->file_system)
2186     {
2187       shortcuts_append_home (impl);
2188       shortcuts_append_desktop (impl);
2189       shortcuts_add_volumes (impl);
2190     }
2191
2192   impl->shortcuts_pane_filter_model = shortcuts_pane_model_filter_new (impl,
2193                                                                        GTK_TREE_MODEL (impl->shortcuts_model),
2194                                                                        NULL);
2195
2196   gtk_tree_model_filter_set_visible_func (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model),
2197                                           shortcuts_pane_filter_cb,
2198                                           impl,
2199                                           NULL);
2200 }
2201
2202 /* Callback used when the "New Folder" button is clicked */
2203 static void
2204 new_folder_button_clicked (GtkButton             *button,
2205                            GtkFileChooserDefault *impl)
2206 {
2207   GtkTreeIter iter;
2208   GtkTreePath *path;
2209
2210   if (!impl->browse_files_model)
2211     return; /* FIXME: this sucks.  Disable the New Folder button or something. */
2212
2213   /* Prevent button from being clicked twice */
2214   gtk_widget_set_sensitive (impl->browse_new_folder_button, FALSE);
2215
2216   _gtk_file_system_model_add_editable (impl->browse_files_model, &iter);
2217
2218   path = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->browse_files_model), &iter);
2219   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (impl->browse_files_tree_view),
2220                                 path, impl->list_name_column,
2221                                 FALSE, 0.0, 0.0);
2222
2223   g_object_set (impl->list_name_renderer, "editable", TRUE, NULL);
2224   gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view),
2225                             path,
2226                             impl->list_name_column,
2227                             TRUE);
2228
2229   gtk_tree_path_free (path);
2230 }
2231
2232 static GSource *
2233 add_idle_while_impl_is_alive (GtkFileChooserDefault *impl, GCallback callback)
2234 {
2235   GSource *source;
2236
2237   source = g_idle_source_new ();
2238   g_source_set_closure (source,
2239                         g_cclosure_new_object (callback, G_OBJECT (impl)));
2240   g_source_attach (source, NULL);
2241
2242   return source;
2243 }
2244
2245 /* Idle handler for creating a new folder after editing its name cell, or for
2246  * canceling the editing.
2247  */
2248 static gboolean
2249 edited_idle_cb (GtkFileChooserDefault *impl)
2250 {
2251   gdk_threads_enter ();
2252
2253   g_source_destroy (impl->edited_idle);
2254   impl->edited_idle = NULL;
2255
2256   _gtk_file_system_model_remove_editable (impl->browse_files_model);
2257   g_object_set (impl->list_name_renderer, "editable", FALSE, NULL);
2258
2259   gtk_widget_set_sensitive (impl->browse_new_folder_button, TRUE);
2260
2261   if (impl->edited_new_text /* not cancelled? */
2262       && (strlen (impl->edited_new_text) != 0)
2263       && (strcmp (impl->edited_new_text, DEFAULT_NEW_FOLDER_NAME) != 0)) /* Don't create folder if name is empty or has not been edited */
2264     {
2265       GError *error = NULL;
2266       GFile *file;
2267
2268       file = g_file_get_child_for_display_name (impl->current_folder,
2269                                                 impl->edited_new_text,
2270                                                 &error);
2271       if (file)
2272         {
2273           GError *error = NULL;
2274
2275           if (g_file_make_directory (file, NULL, &error))
2276             change_folder_and_display_error (impl, file, FALSE);
2277           else
2278             error_creating_folder_dialog (impl, file, error);
2279
2280           g_object_unref (file);
2281         }
2282       else
2283         error_creating_folder_dialog (impl, file, error);
2284
2285       g_free (impl->edited_new_text);
2286       impl->edited_new_text = NULL;
2287     }
2288
2289   gdk_threads_leave ();
2290
2291   return FALSE;
2292 }
2293
2294 static void
2295 queue_edited_idle (GtkFileChooserDefault *impl,
2296                    const gchar           *new_text)
2297 {
2298   /* We create the folder in an idle handler so that we don't modify the tree
2299    * just now.
2300    */
2301
2302   if (!impl->edited_idle)
2303     impl->edited_idle = add_idle_while_impl_is_alive (impl, G_CALLBACK (edited_idle_cb));
2304
2305   g_free (impl->edited_new_text);
2306   impl->edited_new_text = g_strdup (new_text);
2307 }
2308
2309 /* Callback used from the text cell renderer when the new folder is named */
2310 static void
2311 renderer_edited_cb (GtkCellRendererText   *cell_renderer_text,
2312                     const gchar           *path,
2313                     const gchar           *new_text,
2314                     GtkFileChooserDefault *impl)
2315 {
2316   /* work around bug #154921 */
2317   g_object_set (cell_renderer_text,
2318                 "mode", GTK_CELL_RENDERER_MODE_INERT, NULL);
2319   queue_edited_idle (impl, new_text);
2320 }
2321
2322 /* Callback used from the text cell renderer when the new folder edition gets
2323  * canceled.
2324  */
2325 static void
2326 renderer_editing_canceled_cb (GtkCellRendererText   *cell_renderer_text,
2327                               GtkFileChooserDefault *impl)
2328 {
2329   /* work around bug #154921 */
2330   g_object_set (cell_renderer_text,
2331                 "mode", GTK_CELL_RENDERER_MODE_INERT, NULL);
2332   queue_edited_idle (impl, NULL);
2333 }
2334
2335 /* Creates the widgets for the filter combo box */
2336 static GtkWidget *
2337 filter_create (GtkFileChooserDefault *impl)
2338 {
2339   GtkCellRenderer *cell;
2340   GList           *cells;
2341
2342   impl->filter_combo = gtk_combo_box_text_new ();
2343   gtk_combo_box_set_focus_on_click (GTK_COMBO_BOX (impl->filter_combo), FALSE);
2344
2345   /* Get the combo's text renderer and set ellipsize parameters */
2346   cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (impl->filter_combo));
2347   g_assert (cells);
2348   cell = cells->data;
2349
2350   g_object_set (G_OBJECT (cell),
2351                 "ellipsize", PANGO_ELLIPSIZE_END,
2352                 NULL);
2353
2354   g_list_free (cells);
2355
2356   g_signal_connect (impl->filter_combo, "changed",
2357                     G_CALLBACK (filter_combo_changed), impl);
2358
2359   gtk_widget_set_tooltip_text (impl->filter_combo,
2360                                _("Select which types of files are shown"));
2361
2362   return impl->filter_combo;
2363 }
2364
2365 static GtkWidget *
2366 toolbutton_new (GtkFileChooserDefault *impl,
2367                 GIcon                 *icon,
2368                 gboolean               sensitive,
2369                 gboolean               show,
2370                 GCallback              callback)
2371 {
2372   GtkToolItem *item;
2373   GtkWidget *image;
2374
2375   item = gtk_tool_button_new (NULL, NULL);
2376   image = gtk_image_new_from_gicon (icon, GTK_ICON_SIZE_SMALL_TOOLBAR);
2377   gtk_widget_show (image);
2378   gtk_tool_button_set_icon_widget (GTK_TOOL_BUTTON (item), image);
2379
2380   gtk_widget_set_sensitive (GTK_WIDGET (item), sensitive);
2381   g_signal_connect (item, "clicked", callback, impl);
2382
2383   if (show)
2384     gtk_widget_show (GTK_WIDGET (item));
2385
2386   return GTK_WIDGET (item);
2387 }
2388
2389 /* Looks for a path among the shortcuts; returns its index or -1 if it doesn't exist */
2390 static int
2391 shortcut_find_position (GtkFileChooserDefault *impl,
2392                         GFile                 *file)
2393 {
2394   GtkTreeIter iter;
2395   int i;
2396   int current_folder_separator_idx;
2397
2398   if (!gtk_tree_model_get_iter_first (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
2399     return -1;
2400
2401   current_folder_separator_idx = shortcuts_get_index (impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
2402
2403 #if 0
2404   /* FIXME: is this still needed? */
2405   if (current_folder_separator_idx >= impl->shortcuts_model->length)
2406     return -1;
2407 #endif
2408
2409   for (i = 0; i < current_folder_separator_idx; i++)
2410     {
2411       gpointer col_data;
2412       ShortcutType shortcut_type;
2413
2414       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
2415                           SHORTCUTS_COL_DATA, &col_data,
2416                           SHORTCUTS_COL_TYPE, &shortcut_type,
2417                           -1);
2418
2419       if (col_data)
2420         {
2421           if (shortcut_type == SHORTCUT_TYPE_VOLUME)
2422             {
2423               GtkFileSystemVolume *volume;
2424               GFile *base_file;
2425               gboolean exists;
2426
2427               volume = col_data;
2428               base_file = _gtk_file_system_volume_get_root (volume);
2429
2430               exists = base_file && g_file_equal (file, base_file);
2431
2432               if (base_file)
2433                 g_object_unref (base_file);
2434
2435               if (exists)
2436                 return i;
2437             }
2438           else if (shortcut_type == SHORTCUT_TYPE_FILE)
2439             {
2440               GFile *model_file;
2441
2442               model_file = col_data;
2443
2444               if (model_file && g_file_equal (model_file, file))
2445                 return i;
2446             }
2447         }
2448
2449       if (i < current_folder_separator_idx - 1)
2450         {
2451           if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
2452             g_assert_not_reached ();
2453         }
2454     }
2455
2456   return -1;
2457 }
2458
2459 /* Tries to add a bookmark from a path name */
2460 static gboolean
2461 shortcuts_add_bookmark_from_file (GtkFileChooserDefault *impl,
2462                                   GFile                 *file,
2463                                   int                    pos)
2464 {
2465   GError *error;
2466
2467   g_return_val_if_fail (G_IS_FILE (file), FALSE);
2468
2469   if (shortcut_find_position (impl, file) != -1)
2470     return FALSE;
2471
2472   error = NULL;
2473   if (!_gtk_file_system_insert_bookmark (impl->file_system, file, pos, &error))
2474     {
2475       error_adding_bookmark_dialog (impl, file, error);
2476       return FALSE;
2477     }
2478
2479   return TRUE;
2480 }
2481
2482 static void
2483 add_bookmark_foreach_cb (GtkTreeModel *model,
2484                          GtkTreePath  *path,
2485                          GtkTreeIter  *iter,
2486                          gpointer      data)
2487 {
2488   GtkFileChooserDefault *impl;
2489   GFile *file;
2490
2491   impl = (GtkFileChooserDefault *) data;
2492
2493   gtk_tree_model_get (model, iter,
2494                       MODEL_COL_FILE, &file,
2495                       -1);
2496
2497   shortcuts_add_bookmark_from_file (impl, file, -1);
2498
2499   g_object_unref (file);
2500 }
2501
2502 /* Adds a bookmark from the currently selected item in the file list */
2503 static void
2504 bookmarks_add_selected_folder (GtkFileChooserDefault *impl)
2505 {
2506   GtkTreeSelection *selection;
2507
2508   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
2509
2510   if (gtk_tree_selection_count_selected_rows (selection) == 0)
2511     shortcuts_add_bookmark_from_file (impl, impl->current_folder, -1);
2512   else
2513     gtk_tree_selection_selected_foreach (selection,
2514                                          add_bookmark_foreach_cb,
2515                                          impl);
2516 }
2517
2518 /* Callback used when the "Add bookmark" button is clicked */
2519 static void
2520 add_bookmark_button_clicked_cb (GtkButton *button,
2521                                 GtkFileChooserDefault *impl)
2522 {
2523   bookmarks_add_selected_folder (impl);
2524 }
2525
2526 /* Returns TRUE plus an iter in the shortcuts_model if a row is selected;
2527  * returns FALSE if no shortcut is selected.
2528  */
2529 static gboolean
2530 shortcuts_get_selected (GtkFileChooserDefault *impl,
2531                         GtkTreeIter           *iter)
2532 {
2533   GtkTreeSelection *selection;
2534   GtkTreeIter parent_iter;
2535
2536   if (!impl->browse_shortcuts_tree_view)
2537     return FALSE;
2538
2539   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
2540
2541   if (!gtk_tree_selection_get_selected (selection, NULL, &parent_iter))
2542     return FALSE;
2543
2544   gtk_tree_model_filter_convert_iter_to_child_iter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model),
2545                                                     iter,
2546                                                     &parent_iter);
2547   return TRUE;
2548 }
2549
2550 /* Removes the selected bookmarks */
2551 static void
2552 remove_selected_bookmarks (GtkFileChooserDefault *impl)
2553 {
2554   GtkTreeIter iter;
2555   gpointer col_data;
2556   GFile *file;
2557   gboolean removable;
2558   GError *error;
2559
2560   if (!shortcuts_get_selected (impl, &iter))
2561     return;
2562
2563   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
2564                       SHORTCUTS_COL_DATA, &col_data,
2565                       SHORTCUTS_COL_REMOVABLE, &removable,
2566                       -1);
2567
2568   if (!removable)
2569     return;
2570
2571   g_assert (col_data != NULL);
2572
2573   file = col_data;
2574
2575   error = NULL;
2576   if (!_gtk_file_system_remove_bookmark (impl->file_system, file, &error))
2577     error_removing_bookmark_dialog (impl, file, error);
2578 }
2579
2580 /* Callback used when the "Remove bookmark" button is clicked */
2581 static void
2582 remove_bookmark_button_clicked_cb (GtkButton *button,
2583                                    GtkFileChooserDefault *impl)
2584 {
2585   remove_selected_bookmarks (impl);
2586 }
2587
2588 struct selection_check_closure {
2589   GtkFileChooserDefault *impl;
2590   int num_selected;
2591   gboolean all_files;
2592   gboolean all_folders;
2593 };
2594
2595 /* Used from gtk_tree_selection_selected_foreach() */
2596 static void
2597 selection_check_foreach_cb (GtkTreeModel *model,
2598                             GtkTreePath  *path,
2599                             GtkTreeIter  *iter,
2600                             gpointer      data)
2601 {
2602   struct selection_check_closure *closure;
2603   gboolean is_folder;
2604   GFile *file;
2605
2606   gtk_tree_model_get (model, iter,
2607                       MODEL_COL_FILE, &file,
2608                       MODEL_COL_IS_FOLDER, &is_folder,
2609                       -1);
2610
2611   if (file == NULL)
2612     return;
2613
2614   g_object_unref (file);
2615
2616   closure = data;
2617   closure->num_selected++;
2618
2619   closure->all_folders = closure->all_folders && is_folder;
2620   closure->all_files = closure->all_files && !is_folder;
2621 }
2622
2623 /* Checks whether the selected items in the file list are all files or all folders */
2624 static void
2625 selection_check (GtkFileChooserDefault *impl,
2626                  gint                  *num_selected,
2627                  gboolean              *all_files,
2628                  gboolean              *all_folders)
2629 {
2630   struct selection_check_closure closure;
2631   GtkTreeSelection *selection;
2632
2633   closure.impl = impl;
2634   closure.num_selected = 0;
2635   closure.all_files = TRUE;
2636   closure.all_folders = TRUE;
2637
2638   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
2639   gtk_tree_selection_selected_foreach (selection,
2640                                        selection_check_foreach_cb,
2641                                        &closure);
2642
2643   g_assert (closure.num_selected == 0 || !(closure.all_files && closure.all_folders));
2644
2645   if (num_selected)
2646     *num_selected = closure.num_selected;
2647
2648   if (all_files)
2649     *all_files = closure.all_files;
2650
2651   if (all_folders)
2652     *all_folders = closure.all_folders;
2653 }
2654
2655 struct get_selected_file_closure {
2656   GtkFileChooserDefault *impl;
2657   GFile *file;
2658 };
2659
2660 static void
2661 get_selected_file_foreach_cb (GtkTreeModel *model,
2662                               GtkTreePath  *path,
2663                               GtkTreeIter  *iter,
2664                               gpointer      data)
2665 {
2666   struct get_selected_file_closure *closure = data;
2667
2668   if (closure->file)
2669     {
2670       /* Just in case this function gets run more than once with a multiple selection; we only care about one file */
2671       g_object_unref (closure->file);
2672       closure->file = NULL;
2673     }
2674
2675   gtk_tree_model_get (model, iter,
2676                       MODEL_COL_FILE, &closure->file, /* this will give us a reffed file */
2677                       -1);
2678 }
2679
2680 /* Returns a selected path from the file list */
2681 static GFile *
2682 get_selected_file (GtkFileChooserDefault *impl)
2683 {
2684   struct get_selected_file_closure closure;
2685   GtkTreeSelection *selection;
2686
2687   closure.impl = impl;
2688   closure.file = NULL;
2689
2690   selection =  gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
2691   gtk_tree_selection_selected_foreach (selection,
2692                                        get_selected_file_foreach_cb,
2693                                        &closure);
2694
2695   return closure.file;
2696 }
2697
2698 typedef struct {
2699   GtkFileChooserDefault *impl;
2700   gchar *tip;
2701 } UpdateTooltipData;
2702
2703 static void
2704 update_tooltip (GtkTreeModel      *model,
2705                 GtkTreePath       *path,
2706                 GtkTreeIter       *iter,
2707                 gpointer           data)
2708 {
2709   UpdateTooltipData *udata = data;
2710
2711   if (udata->tip == NULL)
2712     {
2713       gchar *display_name;
2714
2715       gtk_tree_model_get (model, iter,
2716                           MODEL_COL_NAME, &display_name,
2717                           -1);
2718
2719       udata->tip = g_strdup_printf (_("Add the folder '%s' to the bookmarks"),
2720                                     display_name);
2721       g_free (display_name);
2722     }
2723 }
2724
2725
2726 /* Sensitize the "add bookmark" button if all the selected items are folders, or
2727  * if there are no selected items *and* the current folder is not in the
2728  * bookmarks list.  De-sensitize the button otherwise.
2729  */
2730 static void
2731 bookmarks_check_add_sensitivity (GtkFileChooserDefault *impl)
2732 {
2733   gint num_selected;
2734   gboolean all_folders;
2735   gboolean active;
2736   gchar *tip;
2737
2738   selection_check (impl, &num_selected, NULL, &all_folders);
2739
2740   if (num_selected == 0)
2741     active = (impl->current_folder != NULL) && (shortcut_find_position (impl, impl->current_folder) == -1);
2742   else if (num_selected == 1)
2743     {
2744       GFile *file;
2745
2746       file = get_selected_file (impl);
2747       active = file && all_folders && (shortcut_find_position (impl, file) == -1);
2748       if (file)
2749         g_object_unref (file);
2750     }
2751   else
2752     active = all_folders;
2753
2754   gtk_widget_set_sensitive (impl->browse_shortcuts_add_button, active);
2755
2756   if (impl->browse_files_popup_menu_add_shortcut_item)
2757     gtk_widget_set_sensitive (impl->browse_files_popup_menu_add_shortcut_item,
2758                               (num_selected == 0) ? FALSE : active);
2759
2760   if (active)
2761     {
2762       if (num_selected == 0)
2763         tip = g_strdup_printf (_("Add the current folder to the bookmarks"));
2764       else if (num_selected > 1)
2765         tip = g_strdup_printf (_("Add the selected folders to the bookmarks"));
2766       else
2767         {
2768           GtkTreeSelection *selection;
2769           UpdateTooltipData data;
2770
2771           selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
2772           data.impl = impl;
2773           data.tip = NULL;
2774           gtk_tree_selection_selected_foreach (selection, update_tooltip, &data);
2775           tip = data.tip;
2776         }
2777
2778       gtk_widget_set_tooltip_text (impl->browse_shortcuts_add_button, tip);
2779       g_free (tip);
2780     }
2781 }
2782
2783 /* Sets the sensitivity of the "remove bookmark" button depending on whether a
2784  * bookmark row is selected in the shortcuts tree.
2785  */
2786 static void
2787 bookmarks_check_remove_sensitivity (GtkFileChooserDefault *impl)
2788 {
2789   GtkTreeIter iter;
2790   gboolean removable = FALSE;
2791   gchar *name = NULL;
2792   gchar *tip;
2793
2794   if (shortcuts_get_selected (impl, &iter))
2795     {
2796       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
2797                           SHORTCUTS_COL_REMOVABLE, &removable,
2798                           SHORTCUTS_COL_NAME, &name,
2799                           -1);
2800       gtk_widget_set_sensitive (impl->browse_shortcuts_remove_button, removable);
2801
2802       if (removable)
2803         tip = g_strdup_printf (_("Remove the bookmark '%s'"), name);
2804       else
2805         tip = g_strdup_printf (_("Bookmark '%s' cannot be removed"), name);
2806
2807       gtk_widget_set_tooltip_text (impl->browse_shortcuts_remove_button, tip);
2808       g_free (tip);
2809     }
2810   else
2811     gtk_widget_set_tooltip_text (impl->browse_shortcuts_remove_button,
2812                                  _("Remove the selected bookmark"));
2813   g_free (name);
2814 }
2815
2816 static void
2817 shortcuts_check_popup_sensitivity (GtkFileChooserDefault *impl)
2818 {
2819   GtkTreeIter iter;
2820   gboolean removable = FALSE;
2821
2822   if (impl->browse_shortcuts_popup_menu == NULL)
2823     return;
2824
2825   if (shortcuts_get_selected (impl, &iter))
2826     gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
2827                         SHORTCUTS_COL_REMOVABLE, &removable,
2828                         -1);
2829
2830   gtk_widget_set_sensitive (impl->browse_shortcuts_popup_menu_remove_item, removable);
2831   gtk_widget_set_sensitive (impl->browse_shortcuts_popup_menu_rename_item, removable);
2832 }
2833
2834 /* GtkWidget::drag-begin handler for the shortcuts list. */
2835 static void
2836 shortcuts_drag_begin_cb (GtkWidget             *widget,
2837                          GdkDragContext        *context,
2838                          GtkFileChooserDefault *impl)
2839 {
2840 #if 0
2841   impl->shortcuts_drag_context = g_object_ref (context);
2842 #endif
2843 }
2844
2845 #if 0
2846 /* Removes the idle handler for outside drags */
2847 static void
2848 shortcuts_cancel_drag_outside_idle (GtkFileChooserDefault *impl)
2849 {
2850   if (!impl->shortcuts_drag_outside_idle)
2851     return;
2852
2853   g_source_destroy (impl->shortcuts_drag_outside_idle);
2854   impl->shortcuts_drag_outside_idle = NULL;
2855 }
2856 #endif
2857
2858 /* GtkWidget::drag-end handler for the shortcuts list. */
2859 static void
2860 shortcuts_drag_end_cb (GtkWidget             *widget,
2861                        GdkDragContext        *context,
2862                        GtkFileChooserDefault *impl)
2863 {
2864 #if 0
2865   g_object_unref (impl->shortcuts_drag_context);
2866
2867   shortcuts_cancel_drag_outside_idle (impl);
2868
2869   if (!impl->shortcuts_drag_outside)
2870     return;
2871
2872   gtk_button_clicked (GTK_BUTTON (impl->browse_shortcuts_remove_button));
2873
2874   impl->shortcuts_drag_outside = FALSE;
2875 #endif
2876 }
2877
2878 /* GtkWidget::drag-data-delete handler for the shortcuts list. */
2879 static void
2880 shortcuts_drag_data_delete_cb (GtkWidget             *widget,
2881                                GdkDragContext        *context,
2882                                GtkFileChooserDefault *impl)
2883 {
2884   g_signal_stop_emission_by_name (widget, "drag-data-delete");
2885 }
2886
2887 /* GtkWidget::drag-leave handler for the shortcuts list.  We unhighlight the
2888  * drop position.
2889  */
2890 static void
2891 shortcuts_drag_leave_cb (GtkWidget             *widget,
2892                          GdkDragContext        *context,
2893                          guint                  time_,
2894                          GtkFileChooserDefault *impl)
2895 {
2896 #if 0
2897   if (gtk_drag_get_source_widget (context) == widget && !impl->shortcuts_drag_outside_idle)
2898     {
2899       impl->shortcuts_drag_outside_idle = add_idle_while_impl_is_alive (impl, G_CALLBACK (shortcuts_drag_outside_idle_cb));
2900     }
2901 #endif
2902
2903   gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
2904                                    NULL,
2905                                    GTK_TREE_VIEW_DROP_BEFORE);
2906
2907   g_signal_stop_emission_by_name (widget, "drag-leave");
2908 }
2909
2910 /* Computes the appropriate row and position for dropping */
2911 static void
2912 shortcuts_compute_drop_position (GtkFileChooserDefault   *impl,
2913                                  int                      x,
2914                                  int                      y,
2915                                  GtkTreePath            **path,
2916                                  GtkTreeViewDropPosition *pos)
2917 {
2918   GtkTreeView *tree_view;
2919   GtkTreeViewColumn *column;
2920   int cell_y;
2921   GdkRectangle cell;
2922   int row;
2923   int bookmarks_index;
2924   int header_height = 0;
2925
2926   tree_view = GTK_TREE_VIEW (impl->browse_shortcuts_tree_view);
2927
2928   if (gtk_tree_view_get_headers_visible (tree_view))
2929     header_height = _gtk_tree_view_get_header_height (tree_view);
2930
2931   bookmarks_index = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS);
2932
2933   if (!gtk_tree_view_get_path_at_pos (tree_view,
2934                                       x,
2935                                       y - header_height,
2936                                       path,
2937                                       &column,
2938                                       NULL,
2939                                       &cell_y))
2940     {
2941       row = bookmarks_index + impl->num_bookmarks - 1;
2942       *path = gtk_tree_path_new_from_indices (row, -1);
2943       *pos = GTK_TREE_VIEW_DROP_AFTER;
2944       return;
2945     }
2946
2947   row = *gtk_tree_path_get_indices (*path);
2948   gtk_tree_view_get_background_area (tree_view, *path, column, &cell);
2949   gtk_tree_path_free (*path);
2950
2951   if (row < bookmarks_index)
2952     {
2953       row = bookmarks_index;
2954       *pos = GTK_TREE_VIEW_DROP_BEFORE;
2955     }
2956   else if (row > bookmarks_index + impl->num_bookmarks - 1)
2957     {
2958       row = bookmarks_index + impl->num_bookmarks - 1;
2959       *pos = GTK_TREE_VIEW_DROP_AFTER;
2960     }
2961   else
2962     {
2963       if (cell_y < cell.height / 2)
2964         *pos = GTK_TREE_VIEW_DROP_BEFORE;
2965       else
2966         *pos = GTK_TREE_VIEW_DROP_AFTER;
2967     }
2968
2969   *path = gtk_tree_path_new_from_indices (row, -1);
2970 }
2971
2972 /* GtkWidget::drag-motion handler for the shortcuts list.  We basically
2973  * implement the destination side of DnD by hand, due to limitations in
2974  * GtkTreeView's DnD API.
2975  */
2976 static gboolean
2977 shortcuts_drag_motion_cb (GtkWidget             *widget,
2978                           GdkDragContext        *context,
2979                           gint                   x,
2980                           gint                   y,
2981                           guint                  time_,
2982                           GtkFileChooserDefault *impl)
2983 {
2984   GtkTreePath *path;
2985   GtkTreeViewDropPosition pos;
2986   GdkDragAction action;
2987
2988 #if 0
2989   if (gtk_drag_get_source_widget (context) == widget)
2990     {
2991       shortcuts_cancel_drag_outside_idle (impl);
2992
2993       if (impl->shortcuts_drag_outside)
2994         {
2995           shortcuts_drag_set_delete_cursor (impl, FALSE);
2996           impl->shortcuts_drag_outside = FALSE;
2997         }
2998     }
2999 #endif
3000
3001   if (gdk_drag_context_get_suggested_action (context) == GDK_ACTION_COPY ||
3002       (gdk_drag_context_get_actions (context) & GDK_ACTION_COPY) != 0)
3003     action = GDK_ACTION_COPY;
3004   else if (gdk_drag_context_get_suggested_action (context) == GDK_ACTION_MOVE ||
3005            (gdk_drag_context_get_actions (context) & GDK_ACTION_MOVE) != 0)
3006     action = GDK_ACTION_MOVE;
3007   else
3008     {
3009       action = 0;
3010       goto out;
3011     }
3012
3013   shortcuts_compute_drop_position (impl, x, y, &path, &pos);
3014   gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), path, pos);
3015   gtk_tree_path_free (path);
3016
3017  out:
3018
3019   g_signal_stop_emission_by_name (widget, "drag-motion");
3020
3021   if (action != 0)
3022     {
3023       gdk_drag_status (context, action, time_);
3024       return TRUE;
3025     }
3026   else
3027     return FALSE;
3028 }
3029
3030 /* GtkWidget::drag-drop handler for the shortcuts list. */
3031 static gboolean
3032 shortcuts_drag_drop_cb (GtkWidget             *widget,
3033                         GdkDragContext        *context,
3034                         gint                   x,
3035                         gint                   y,
3036                         guint                  time_,
3037                         GtkFileChooserDefault *impl)
3038 {
3039 #if 0
3040   shortcuts_cancel_drag_outside_idle (impl);
3041 #endif
3042
3043   g_signal_stop_emission_by_name (widget, "drag-drop");
3044   return TRUE;
3045 }
3046
3047 /* Parses a "text/uri-list" string and inserts its URIs as bookmarks */
3048 static void
3049 shortcuts_drop_uris (GtkFileChooserDefault *impl,
3050                      GtkSelectionData      *selection_data,
3051                      int                    position)
3052 {
3053   gchar **uris;
3054   gint i;
3055
3056   uris = gtk_selection_data_get_uris (selection_data);
3057   if (!uris)
3058     return;
3059
3060   for (i = 0; uris[i]; i++)
3061     {
3062       char *uri;
3063       GFile *file;
3064
3065       uri = uris[i];
3066       file = g_file_new_for_uri (uri);
3067
3068       if (shortcuts_add_bookmark_from_file (impl, file, position))
3069         position++;
3070
3071       g_object_unref (file);
3072     }
3073
3074   g_strfreev (uris);
3075 }
3076
3077 /* Reorders the selected bookmark to the specified position */
3078 static void
3079 shortcuts_reorder (GtkFileChooserDefault *impl,
3080                    int                    new_position)
3081 {
3082   GtkTreeIter iter;
3083   gpointer col_data;
3084   ShortcutType shortcut_type;
3085   GtkTreePath *path;
3086   int old_position;
3087   int bookmarks_index;
3088   GFile *file;
3089   GError *error;
3090   gchar *name = NULL;
3091
3092   /* Get the selected path */
3093
3094   if (!shortcuts_get_selected (impl, &iter))
3095     g_assert_not_reached ();
3096
3097   path = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->shortcuts_model), &iter);
3098   old_position = *gtk_tree_path_get_indices (path);
3099   gtk_tree_path_free (path);
3100
3101   bookmarks_index = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS);
3102   old_position -= bookmarks_index;
3103   g_assert (old_position >= 0 && old_position < impl->num_bookmarks);
3104
3105   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
3106                       SHORTCUTS_COL_NAME, &name,
3107                       SHORTCUTS_COL_DATA, &col_data,
3108                       SHORTCUTS_COL_TYPE, &shortcut_type,
3109                       -1);
3110   g_assert (col_data != NULL);
3111   g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
3112
3113   file = col_data;
3114   g_object_ref (file); /* removal below will free file, so we need a new ref */
3115
3116   /* Remove the path from the old position and insert it in the new one */
3117
3118   if (new_position > old_position)
3119     new_position--;
3120
3121   if (old_position == new_position)
3122     goto out;
3123
3124   error = NULL;
3125   if (_gtk_file_system_remove_bookmark (impl->file_system, file, &error))
3126     {
3127       shortcuts_add_bookmark_from_file (impl, file, new_position);
3128       _gtk_file_system_set_bookmark_label (impl->file_system, file, name);
3129     }
3130   else
3131     error_adding_bookmark_dialog (impl, file, error);
3132
3133  out:
3134
3135   g_object_unref (file);
3136   g_free (name);
3137 }
3138
3139 /* Callback used when we get the drag data for the bookmarks list.  We add the
3140  * received URIs as bookmarks if they are folders.
3141  */
3142 static void
3143 shortcuts_drag_data_received_cb (GtkWidget          *widget,
3144                                  GdkDragContext     *context,
3145                                  gint                x,
3146                                  gint                y,
3147                                  GtkSelectionData   *selection_data,
3148                                  guint               info,
3149                                  guint               time_,
3150                                  gpointer            data)
3151 {
3152   GtkFileChooserDefault *impl;
3153   GtkTreePath *tree_path;
3154   GtkTreeViewDropPosition tree_pos;
3155   GdkAtom target;
3156   int position;
3157   int bookmarks_index;
3158
3159   impl = GTK_FILE_CHOOSER_DEFAULT (data);
3160
3161   /* Compute position */
3162
3163   bookmarks_index = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS);
3164
3165   shortcuts_compute_drop_position (impl, x, y, &tree_path, &tree_pos);
3166   position = *gtk_tree_path_get_indices (tree_path);
3167   gtk_tree_path_free (tree_path);
3168
3169   if (tree_pos == GTK_TREE_VIEW_DROP_AFTER)
3170     position++;
3171
3172   g_assert (position >= bookmarks_index);
3173   position -= bookmarks_index;
3174
3175   target = gtk_selection_data_get_target (selection_data);
3176
3177   if (gtk_targets_include_uri (&target, 1))
3178     shortcuts_drop_uris (impl, selection_data, position);
3179   else if (target == gdk_atom_intern_static_string ("GTK_TREE_MODEL_ROW"))
3180     shortcuts_reorder (impl, position);
3181
3182   g_signal_stop_emission_by_name (widget, "drag-data-received");
3183 }
3184
3185 /* Callback used to display a tooltip in the shortcuts tree */
3186 static gboolean
3187 shortcuts_query_tooltip_cb (GtkWidget             *widget,
3188                             gint                   x,
3189                             gint                   y,
3190                             gboolean               keyboard_mode,
3191                             GtkTooltip            *tooltip,
3192                             GtkFileChooserDefault *impl)
3193 {
3194   GtkTreeModel *model;
3195   GtkTreeIter iter;
3196
3197   if (gtk_tree_view_get_tooltip_context (GTK_TREE_VIEW (widget),
3198                                          &x, &y,
3199                                          keyboard_mode,
3200                                          &model,
3201                                          NULL,
3202                                          &iter))
3203     {
3204       gpointer col_data;
3205       ShortcutType shortcut_type;
3206
3207       gtk_tree_model_get (model, &iter,
3208                           SHORTCUTS_COL_DATA, &col_data,
3209                           SHORTCUTS_COL_TYPE, &shortcut_type,
3210                           -1);
3211
3212       if (shortcut_type == SHORTCUT_TYPE_SEPARATOR)
3213         return FALSE;
3214       else if (shortcut_type == SHORTCUT_TYPE_VOLUME)
3215         return FALSE;
3216       else if (shortcut_type == SHORTCUT_TYPE_FILE)
3217         {
3218           GFile *file;
3219           char *parse_name;
3220
3221           file = G_FILE (col_data);
3222           parse_name = g_file_get_parse_name (file);
3223
3224           gtk_tooltip_set_text (tooltip, parse_name);
3225
3226           g_free (parse_name);
3227
3228           return TRUE;
3229         }
3230       else if (shortcut_type == SHORTCUT_TYPE_SEARCH)
3231         {
3232           return FALSE;
3233         }
3234       else if (shortcut_type == SHORTCUT_TYPE_RECENT)
3235         {
3236           return FALSE;
3237         }
3238     }
3239
3240   return FALSE;
3241 }
3242
3243
3244 /* Callback used when the selection in the shortcuts tree changes */
3245 static void
3246 shortcuts_selection_changed_cb (GtkTreeSelection      *selection,
3247                                 GtkFileChooserDefault *impl)
3248 {
3249   GtkTreeIter iter;
3250   GtkTreeIter child_iter;
3251
3252   bookmarks_check_remove_sensitivity (impl);
3253   shortcuts_check_popup_sensitivity (impl);
3254
3255   if (impl->changing_folder)
3256     return;
3257
3258   if (gtk_tree_selection_get_selected(selection, NULL, &iter))
3259     {
3260       gtk_tree_model_filter_convert_iter_to_child_iter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model),
3261                                                         &child_iter,
3262                                                         &iter);
3263       shortcuts_activate_iter (impl, &child_iter);
3264     }
3265 }
3266
3267 static gboolean
3268 shortcuts_row_separator_func (GtkTreeModel *model,
3269                               GtkTreeIter  *iter,
3270                               gpointer      data)
3271 {
3272   ShortcutType shortcut_type;
3273
3274   gtk_tree_model_get (model, iter, SHORTCUTS_COL_TYPE, &shortcut_type, -1);
3275
3276   return shortcut_type == SHORTCUT_TYPE_SEPARATOR;
3277 }
3278
3279 static gboolean
3280 shortcuts_key_press_event_after_cb (GtkWidget             *tree_view,
3281                                     GdkEventKey           *event,
3282                                     GtkFileChooserDefault *impl)
3283 {
3284   GtkWidget *entry;
3285
3286   /* don't screw up focus switching with Tab */
3287   if (event->keyval == GDK_KEY_Tab
3288       || event->keyval == GDK_KEY_KP_Tab
3289       || event->keyval == GDK_KEY_ISO_Left_Tab
3290       || event->length < 1)
3291     return FALSE;
3292
3293   if (impl->location_entry)
3294     entry = impl->location_entry;
3295   else if (impl->search_entry)
3296     entry = impl->search_entry;
3297   else
3298     entry = NULL;
3299
3300   if (entry)
3301     {
3302       gtk_widget_grab_focus (entry);
3303       return gtk_widget_event (entry, (GdkEvent *) event);
3304     }
3305   else
3306     return FALSE;
3307 }
3308
3309 /* Callback used when the file list's popup menu is detached */
3310 static void
3311 shortcuts_popup_menu_detach_cb (GtkWidget *attach_widget,
3312                                 GtkMenu   *menu)
3313 {
3314   GtkFileChooserDefault *impl;
3315
3316   impl = g_object_get_data (G_OBJECT (attach_widget), "GtkFileChooserDefault");
3317   g_assert (GTK_IS_FILE_CHOOSER_DEFAULT (impl));
3318
3319   impl->browse_shortcuts_popup_menu = NULL;
3320   impl->browse_shortcuts_popup_menu_remove_item = NULL;
3321   impl->browse_shortcuts_popup_menu_rename_item = NULL;
3322 }
3323
3324 static void
3325 remove_shortcut_cb (GtkMenuItem           *item,
3326                     GtkFileChooserDefault *impl)
3327 {
3328   remove_selected_bookmarks (impl);
3329 }
3330
3331 /* Rename the selected bookmark */
3332 static void
3333 rename_selected_bookmark (GtkFileChooserDefault *impl)
3334 {
3335   GtkTreeIter iter;
3336   GtkTreePath *path;
3337   GtkTreeViewColumn *column;
3338   GtkCellRenderer *cell;
3339   GList *renderers;
3340
3341   if (shortcuts_get_selected (impl, &iter))
3342     {
3343       path = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->shortcuts_model), &iter);
3344       column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), 0);
3345       renderers = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
3346       cell = g_list_nth_data (renderers, 1);
3347       g_list_free (renderers);
3348       g_object_set (cell, "editable", TRUE, NULL);
3349       gtk_tree_view_set_cursor_on_cell (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
3350                                         path, column, cell, TRUE);
3351       gtk_tree_path_free (path);
3352     }
3353 }
3354
3355 static void
3356 rename_shortcut_cb (GtkMenuItem           *item,
3357                     GtkFileChooserDefault *impl)
3358 {
3359   rename_selected_bookmark (impl);
3360 }
3361
3362 /* Constructs the popup menu for the file list if needed */
3363 static void
3364 shortcuts_build_popup_menu (GtkFileChooserDefault *impl)
3365 {
3366   GtkWidget *item;
3367
3368   if (impl->browse_shortcuts_popup_menu)
3369     return;
3370
3371   impl->browse_shortcuts_popup_menu = gtk_menu_new ();
3372   gtk_menu_attach_to_widget (GTK_MENU (impl->browse_shortcuts_popup_menu),
3373                              impl->browse_shortcuts_tree_view,
3374                              shortcuts_popup_menu_detach_cb);
3375
3376   item = gtk_image_menu_item_new_with_label (_("Remove"));
3377   impl->browse_shortcuts_popup_menu_remove_item = item;
3378   gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
3379                                  gtk_image_new_from_stock (GTK_STOCK_REMOVE, GTK_ICON_SIZE_MENU));
3380   g_signal_connect (item, "activate",
3381                     G_CALLBACK (remove_shortcut_cb), impl);
3382   gtk_widget_show (item);
3383   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_shortcuts_popup_menu), item);
3384
3385   item = gtk_menu_item_new_with_label (_("Rename…"));
3386   impl->browse_shortcuts_popup_menu_rename_item = item;
3387   g_signal_connect (item, "activate",
3388                     G_CALLBACK (rename_shortcut_cb), impl);
3389   gtk_widget_show (item);
3390   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_shortcuts_popup_menu), item);
3391 }
3392
3393 static void
3394 shortcuts_update_popup_menu (GtkFileChooserDefault *impl)
3395 {
3396   shortcuts_build_popup_menu (impl);
3397   shortcuts_check_popup_sensitivity (impl);
3398 }
3399
3400 static void
3401 popup_position_func (GtkMenu   *menu,
3402                      gint      *x,
3403                      gint      *y,
3404                      gboolean  *push_in,
3405                      gpointer   user_data);
3406
3407 static void
3408 shortcuts_popup_menu (GtkFileChooserDefault *impl,
3409                       GdkEventButton        *event)
3410 {
3411   shortcuts_update_popup_menu (impl);
3412   if (event)
3413     gtk_menu_popup (GTK_MENU (impl->browse_shortcuts_popup_menu),
3414                     NULL, NULL, NULL, NULL,
3415                     event->button, event->time);
3416   else
3417     {
3418       gtk_menu_popup (GTK_MENU (impl->browse_shortcuts_popup_menu),
3419                       NULL, NULL,
3420                       popup_position_func, impl->browse_shortcuts_tree_view,
3421                       0, GDK_CURRENT_TIME);
3422       gtk_menu_shell_select_first (GTK_MENU_SHELL (impl->browse_shortcuts_popup_menu),
3423                                    FALSE);
3424     }
3425 }
3426
3427 /* Callback used for the GtkWidget::popup-menu signal of the shortcuts list */
3428 static gboolean
3429 shortcuts_popup_menu_cb (GtkWidget *widget,
3430                          GtkFileChooserDefault *impl)
3431 {
3432   shortcuts_popup_menu (impl, NULL);
3433   return TRUE;
3434 }
3435
3436 /* Callback used when a button is pressed on the shortcuts list.
3437  * We trap button 3 to bring up a popup menu.
3438  */
3439 static gboolean
3440 shortcuts_button_press_event_cb (GtkWidget             *widget,
3441                                  GdkEventButton        *event,
3442                                  GtkFileChooserDefault *impl)
3443 {
3444   static gboolean in_press = FALSE;
3445   gboolean handled;
3446
3447   if (in_press)
3448     return FALSE;
3449
3450   if (!gdk_event_triggers_context_menu ((GdkEvent *) event))
3451     return FALSE;
3452
3453   in_press = TRUE;
3454   handled = gtk_widget_event (impl->browse_shortcuts_tree_view, (GdkEvent *) event);
3455   in_press = FALSE;
3456
3457   if (!handled)
3458     return FALSE;
3459
3460   shortcuts_popup_menu (impl, event);
3461   return TRUE;
3462 }
3463
3464 static void
3465 shortcuts_edited (GtkCellRenderer       *cell,
3466                   gchar                 *path_string,
3467                   gchar                 *new_text,
3468                   GtkFileChooserDefault *impl)
3469 {
3470   GtkTreePath *path;
3471   GtkTreeIter iter;
3472   GFile *shortcut;
3473
3474   g_object_set (cell, "editable", FALSE, NULL);
3475
3476   path = gtk_tree_path_new_from_string (path_string);
3477   if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (impl->shortcuts_model), &iter, path))
3478     g_assert_not_reached ();
3479
3480   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
3481                       SHORTCUTS_COL_DATA, &shortcut,
3482                       -1);
3483   gtk_tree_path_free (path);
3484
3485   _gtk_file_system_set_bookmark_label (impl->file_system, shortcut, new_text);
3486 }
3487
3488 static void
3489 shortcuts_editing_canceled (GtkCellRenderer       *cell,
3490                             GtkFileChooserDefault *impl)
3491 {
3492   g_object_set (cell, "editable", FALSE, NULL);
3493 }
3494
3495 /* Creates the widgets for the shortcuts and bookmarks tree */
3496 static GtkWidget *
3497 shortcuts_list_create (GtkFileChooserDefault *impl)
3498 {
3499   GtkWidget *swin;
3500   GtkTreeSelection *selection;
3501   GtkTreeViewColumn *column;
3502   GtkCellRenderer *renderer;
3503
3504   /* Target types for dragging a row to/from the shortcuts list */
3505   const GtkTargetEntry tree_model_row_targets[] = {
3506     { "GTK_TREE_MODEL_ROW", GTK_TARGET_SAME_WIDGET, GTK_TREE_MODEL_ROW }
3507   };
3508
3509   /* Scrolled window */
3510
3511   swin = gtk_scrolled_window_new (NULL, NULL);
3512   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swin),
3513                                   GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
3514   gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (swin),
3515                                        GTK_SHADOW_IN);
3516   gtk_widget_show (swin);
3517
3518   /* Tree */
3519   impl->browse_shortcuts_tree_view = gtk_tree_view_new ();
3520   gtk_style_context_add_class (gtk_widget_get_style_context (impl->browse_shortcuts_tree_view),
3521                                GTK_STYLE_CLASS_SIDEBAR);
3522   gtk_tree_view_set_enable_search (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), FALSE);
3523 #ifdef PROFILE_FILE_CHOOSER
3524   g_object_set_data (G_OBJECT (impl->browse_shortcuts_tree_view), "fmq-name", "shortcuts");
3525 #endif
3526
3527   /* Connect "after" to key-press-event on the shortcuts pane.  We want this action to be possible:
3528    *
3529    *   1. user brings up a SAVE dialog
3530    *   2. user clicks on a shortcut in the shortcuts pane
3531    *   3. user starts typing a filename
3532    *
3533    * Normally, the user's typing would be ignored, as the shortcuts treeview doesn't
3534    * support interactive search.  However, we'd rather focus the location entry
3535    * so that the user can type *there*.
3536    *
3537    * To preserve keyboard navigation in the shortcuts pane, we don't focus the
3538    * filename entry if one clicks on a shortcut; rather, we focus the entry only
3539    * if the user starts typing while the focus is in the shortcuts pane.
3540    */
3541   g_signal_connect_after (impl->browse_shortcuts_tree_view, "key-press-event",
3542                           G_CALLBACK (shortcuts_key_press_event_after_cb), impl);
3543
3544   g_signal_connect (impl->browse_shortcuts_tree_view, "popup-menu",
3545                     G_CALLBACK (shortcuts_popup_menu_cb), impl);
3546   g_signal_connect (impl->browse_shortcuts_tree_view, "button-press-event",
3547                     G_CALLBACK (shortcuts_button_press_event_cb), impl);
3548   /* Accessible object name for the file chooser's shortcuts pane */
3549   atk_object_set_name (gtk_widget_get_accessible (impl->browse_shortcuts_tree_view), _("Places"));
3550
3551   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), impl->shortcuts_pane_filter_model);
3552
3553   gtk_tree_view_enable_model_drag_source (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
3554                                           GDK_BUTTON1_MASK,
3555                                           tree_model_row_targets,
3556                                           G_N_ELEMENTS (tree_model_row_targets),
3557                                           GDK_ACTION_MOVE);
3558
3559   gtk_drag_dest_set (impl->browse_shortcuts_tree_view,
3560                      GTK_DEST_DEFAULT_ALL,
3561                      tree_model_row_targets,
3562                      G_N_ELEMENTS (tree_model_row_targets),
3563                      GDK_ACTION_COPY | GDK_ACTION_MOVE);
3564   gtk_drag_dest_add_uri_targets (impl->browse_shortcuts_tree_view);
3565
3566   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
3567   gtk_tree_selection_set_mode (selection, GTK_SELECTION_SINGLE);
3568   gtk_tree_selection_set_select_function (selection,
3569                                           shortcuts_select_func,
3570                                           impl, NULL);
3571
3572   g_signal_connect (selection, "changed",
3573                     G_CALLBACK (shortcuts_selection_changed_cb), impl);
3574
3575   g_signal_connect (impl->browse_shortcuts_tree_view, "key-press-event",
3576                     G_CALLBACK (shortcuts_key_press_event_cb), impl);
3577
3578   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-begin",
3579                     G_CALLBACK (shortcuts_drag_begin_cb), impl);
3580   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-end",
3581                     G_CALLBACK (shortcuts_drag_end_cb), impl);
3582   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-data-delete",
3583                     G_CALLBACK (shortcuts_drag_data_delete_cb), impl);
3584
3585   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-leave",
3586                     G_CALLBACK (shortcuts_drag_leave_cb), impl);
3587   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-motion",
3588                     G_CALLBACK (shortcuts_drag_motion_cb), impl);
3589   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-drop",
3590                     G_CALLBACK (shortcuts_drag_drop_cb), impl);
3591   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-data-received",
3592                     G_CALLBACK (shortcuts_drag_data_received_cb), impl);
3593
3594   /* Support tooltips */
3595   gtk_widget_set_has_tooltip (impl->browse_shortcuts_tree_view, TRUE);
3596   g_signal_connect (impl->browse_shortcuts_tree_view, "query-tooltip",
3597                     G_CALLBACK (shortcuts_query_tooltip_cb), impl);
3598
3599   gtk_container_add (GTK_CONTAINER (swin), impl->browse_shortcuts_tree_view);
3600   gtk_widget_show (impl->browse_shortcuts_tree_view);
3601
3602   /* Column */
3603
3604   column = gtk_tree_view_column_new ();
3605   /* Column header for the file chooser's shortcuts pane */
3606   gtk_tree_view_column_set_title (column, _("_Places"));
3607
3608   renderer = gtk_cell_renderer_pixbuf_new ();
3609   gtk_tree_view_column_pack_start (column, renderer, FALSE);
3610   gtk_tree_view_column_set_attributes (column, renderer,
3611                                        "pixbuf", SHORTCUTS_COL_PIXBUF,
3612                                        "visible", SHORTCUTS_COL_PIXBUF_VISIBLE,
3613                                        NULL);
3614
3615   renderer = gtk_cell_renderer_text_new ();
3616   g_object_set (renderer,
3617                 "width-chars", 12,
3618                 "ellipsize", PANGO_ELLIPSIZE_END,
3619                 NULL);
3620   g_signal_connect (renderer, "edited",
3621                     G_CALLBACK (shortcuts_edited), impl);
3622   g_signal_connect (renderer, "editing-canceled",
3623                     G_CALLBACK (shortcuts_editing_canceled), impl);
3624   gtk_tree_view_column_pack_start (column, renderer, TRUE);
3625   gtk_tree_view_column_set_attributes (column, renderer,
3626                                        "text", SHORTCUTS_COL_NAME,
3627                                        NULL);
3628
3629   gtk_tree_view_set_row_separator_func (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
3630                                         shortcuts_row_separator_func,
3631                                         NULL, NULL);
3632
3633   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), column);
3634
3635   return swin;
3636 }
3637
3638 /* Creates the widgets for the shortcuts/bookmarks pane */
3639 static GtkWidget *
3640 shortcuts_pane_create (GtkFileChooserDefault *impl,
3641                        GtkSizeGroup          *size_group)
3642 {
3643   GtkWidget *vbox;
3644   GtkWidget *toolbar;
3645   GtkWidget *widget;
3646   GtkStyleContext *context;
3647   GIcon *icon;
3648
3649   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
3650   gtk_widget_show (vbox);
3651
3652   /* Shortcuts tree */
3653
3654   widget = shortcuts_list_create (impl);
3655
3656   gtk_size_group_add_widget (size_group, widget);
3657   context = gtk_widget_get_style_context (widget);
3658   gtk_style_context_set_junction_sides (context, GTK_JUNCTION_BOTTOM);
3659
3660   gtk_box_pack_start (GTK_BOX (vbox), widget, TRUE, TRUE, 0);
3661
3662   /* Box for buttons */
3663
3664   toolbar = gtk_toolbar_new ();
3665   gtk_toolbar_set_style (GTK_TOOLBAR (toolbar), GTK_TOOLBAR_ICONS);
3666   gtk_toolbar_set_icon_size (GTK_TOOLBAR (toolbar), GTK_ICON_SIZE_MENU);
3667
3668   context = gtk_widget_get_style_context (toolbar);
3669   gtk_style_context_set_junction_sides (context, GTK_JUNCTION_TOP);
3670   gtk_style_context_add_class (context, GTK_STYLE_CLASS_INLINE_TOOLBAR);
3671
3672   gtk_box_pack_start (GTK_BOX (vbox), toolbar, FALSE, FALSE, 0);
3673   gtk_widget_show (toolbar);
3674
3675   /* Add bookmark button */
3676   icon = g_themed_icon_new_with_default_fallbacks ("list-add-symbolic");
3677   impl->browse_shortcuts_add_button = toolbutton_new (impl,
3678                                                       icon,
3679                                                       FALSE,
3680                                                       TRUE,
3681                                                       G_CALLBACK (add_bookmark_button_clicked_cb));
3682   g_object_unref (icon);
3683
3684   gtk_toolbar_insert (GTK_TOOLBAR (toolbar), GTK_TOOL_ITEM (impl->browse_shortcuts_add_button), 0);
3685   gtk_widget_set_tooltip_text (impl->browse_shortcuts_add_button,
3686                                _("Add the selected folder to the Bookmarks"));
3687
3688   /* Remove bookmark button */
3689   icon = g_themed_icon_new_with_default_fallbacks ("list-remove-symbolic");
3690   impl->browse_shortcuts_remove_button = toolbutton_new (impl,
3691                                                          icon,
3692                                                          FALSE,
3693                                                          TRUE,
3694                                                          G_CALLBACK (remove_bookmark_button_clicked_cb));
3695   g_object_unref (icon);
3696   gtk_toolbar_insert (GTK_TOOLBAR (toolbar), GTK_TOOL_ITEM (impl->browse_shortcuts_remove_button), 1);
3697   gtk_widget_set_tooltip_text (impl->browse_shortcuts_remove_button,
3698                                _("Remove the selected bookmark"));
3699
3700   return vbox;
3701 }
3702
3703 static gboolean
3704 key_is_left_or_right (GdkEventKey *event)
3705 {
3706   guint modifiers;
3707
3708   modifiers = gtk_accelerator_get_default_mod_mask ();
3709
3710   return ((event->keyval == GDK_KEY_Right
3711            || event->keyval == GDK_KEY_KP_Right
3712            || event->keyval == GDK_KEY_Left
3713            || event->keyval == GDK_KEY_KP_Left)
3714           && (event->state & modifiers) == 0);
3715 }
3716
3717 /* Handles key press events on the file list, so that we can trap Enter to
3718  * activate the default button on our own.  Also, checks to see if '/' has been
3719  * pressed.
3720  */
3721 static gboolean
3722 browse_files_key_press_event_cb (GtkWidget   *widget,
3723                                  GdkEventKey *event,
3724                                  gpointer     data)
3725 {
3726   GtkFileChooserDefault *impl;
3727   GdkModifierType no_text_input_mask;
3728
3729   impl = (GtkFileChooserDefault *) data;
3730
3731   no_text_input_mask =
3732     gtk_widget_get_modifier_mask (widget, GDK_MODIFIER_INTENT_NO_TEXT_INPUT);
3733
3734   if ((event->keyval == GDK_KEY_slash
3735        || event->keyval == GDK_KEY_KP_Divide
3736 #ifdef G_OS_UNIX
3737        || event->keyval == GDK_KEY_asciitilde
3738 #endif
3739        ) && !(event->state & no_text_input_mask))
3740     {
3741       location_popup_handler (impl, event->string);
3742       return TRUE;
3743     }
3744
3745   if (key_is_left_or_right (event))
3746     {
3747       gtk_widget_grab_focus (impl->browse_shortcuts_tree_view);
3748       return TRUE;
3749     }
3750
3751   if ((event->keyval == GDK_KEY_Return
3752        || event->keyval == GDK_KEY_ISO_Enter
3753        || event->keyval == GDK_KEY_KP_Enter
3754        || event->keyval == GDK_KEY_space
3755        || event->keyval == GDK_KEY_KP_Space)
3756       && !(event->state & gtk_accelerator_get_default_mod_mask ())
3757       && !(impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
3758            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER))
3759     {
3760       GtkWindow *window;
3761
3762       window = get_toplevel (widget);
3763       if (window)
3764         {
3765           GtkWidget *default_widget, *focus_widget;
3766
3767           default_widget = gtk_window_get_default_widget (window);
3768           focus_widget = gtk_window_get_focus (window);
3769
3770           if (widget != default_widget &&
3771               !(widget == focus_widget && (!default_widget || !gtk_widget_get_sensitive (default_widget))))
3772             {
3773               gtk_window_activate_default (window);
3774
3775               return TRUE;
3776             }
3777         }
3778     }
3779
3780   return FALSE;
3781 }
3782
3783 /* Callback used when the file list's popup menu is detached */
3784 static void
3785 popup_menu_detach_cb (GtkWidget *attach_widget,
3786                       GtkMenu   *menu)
3787 {
3788   GtkFileChooserDefault *impl;
3789
3790   impl = g_object_get_data (G_OBJECT (attach_widget), "GtkFileChooserDefault");
3791   g_assert (GTK_IS_FILE_CHOOSER_DEFAULT (impl));
3792
3793   impl->browse_files_popup_menu = NULL;
3794   impl->browse_files_popup_menu_add_shortcut_item = NULL;
3795   impl->browse_files_popup_menu_hidden_files_item = NULL;
3796   impl->browse_files_popup_menu_copy_file_location_item = NULL;
3797 }
3798
3799 /* Callback used when the "Add to Bookmarks" menu item is activated */
3800 static void
3801 add_to_shortcuts_cb (GtkMenuItem           *item,
3802                      GtkFileChooserDefault *impl)
3803 {
3804   bookmarks_add_selected_folder (impl);
3805 }
3806
3807 /* callback used to set data to clipboard */
3808 static void
3809 copy_file_get_cb  (GtkClipboard     *clipboard,
3810                    GtkSelectionData *selection_data,
3811                    guint             info,
3812                    gpointer          data)
3813 {
3814   GSList *selected_files = data;
3815
3816   if (selected_files)
3817     {
3818       gint num_files = g_slist_length (selected_files);
3819       gchar **uris;
3820       gint i;
3821       GSList *l;
3822
3823       uris = g_new (gchar *, num_files + 1);
3824       uris[num_files] = NULL; /* null terminator */
3825
3826       i = 0;
3827
3828       for (l = selected_files; l; l = l->next)
3829         {
3830           GFile *file = (GFile *) l->data;
3831
3832           if (info == SELECTION_URI)
3833             uris[i] = g_file_get_uri (file);
3834           else /* if (info == SELECTION_TEXT) - let this be the fallback */
3835             uris[i] = g_file_get_parse_name (file);
3836
3837           i++;
3838         }
3839
3840       if (info == SELECTION_URI)
3841         gtk_selection_data_set_uris (selection_data, uris);
3842       else /* if (info == SELECTION_TEXT) - let this be the fallback */
3843         {
3844           char *str = g_strjoinv (" ", uris);
3845           gtk_selection_data_set_text (selection_data, str, -1);
3846           g_free (str);
3847         }
3848
3849       g_strfreev (uris);
3850     }
3851 }
3852
3853 /* callback used to clear the clipboard data */
3854 static void
3855 copy_file_clear_cb (GtkClipboard *clipboard,
3856                     gpointer      data)
3857 {
3858   GSList *selected_files = data;
3859
3860   g_slist_foreach (selected_files, (GFunc) g_object_unref, NULL);
3861   g_slist_free (selected_files);
3862 }
3863
3864 /* Callback used when the "Copy file’s location" menu item is activated */
3865 static void
3866 copy_file_location_cb (GtkMenuItem           *item,
3867                        GtkFileChooserDefault *impl)
3868 {
3869   GSList *selected_files = NULL;
3870
3871   selected_files = search_get_selected_files (impl);
3872
3873   if (selected_files)
3874     {
3875       GtkClipboard *clipboard;
3876       GtkTargetList *target_list;
3877       GtkTargetEntry *targets;
3878       int n_targets;
3879
3880       clipboard = gtk_widget_get_clipboard (GTK_WIDGET (impl), GDK_SELECTION_CLIPBOARD);
3881
3882       target_list = gtk_target_list_new (NULL, 0);
3883       gtk_target_list_add_text_targets (target_list, SELECTION_TEXT);
3884       gtk_target_list_add_uri_targets (target_list, SELECTION_URI);
3885
3886       targets = gtk_target_table_new_from_list (target_list, &n_targets);
3887       gtk_target_list_unref (target_list);
3888
3889       gtk_clipboard_set_with_data (clipboard, targets, n_targets,
3890                                    copy_file_get_cb,
3891                                    copy_file_clear_cb,
3892                                    selected_files);
3893
3894       gtk_target_table_free (targets, n_targets);
3895     }
3896 }
3897
3898 /* Callback used when the "Visit this file" menu item is activated */
3899 static void
3900 visit_file_cb (GtkMenuItem *item,
3901                GtkFileChooserDefault *impl)
3902 {
3903   GSList *files;
3904
3905   files = search_get_selected_files (impl);
3906
3907   /* Sigh, just use the first one */
3908   if (files)
3909     {
3910       GFile *file = files->data;
3911
3912       gtk_file_chooser_default_select_file (GTK_FILE_CHOOSER (impl), file, NULL); /* NULL-GError */
3913     }
3914
3915   g_slist_foreach (files, (GFunc) g_object_unref, NULL);
3916   g_slist_free (files);
3917 }
3918
3919 /* callback used when the "Show Hidden Files" menu item is toggled */
3920 static void
3921 show_hidden_toggled_cb (GtkCheckMenuItem      *item,
3922                         GtkFileChooserDefault *impl)
3923 {
3924   g_object_set (impl,
3925                 "show-hidden", gtk_check_menu_item_get_active (item),
3926                 NULL);
3927 }
3928
3929 /* Callback used when the "Show Size Column" menu item is toggled */
3930 static void
3931 show_size_column_toggled_cb (GtkCheckMenuItem *item,
3932                              GtkFileChooserDefault *impl)
3933 {
3934   impl->show_size_column = gtk_check_menu_item_get_active (item);
3935
3936   gtk_tree_view_column_set_visible (impl->list_size_column,
3937                                     impl->show_size_column);
3938 }
3939
3940 /* Shows an error dialog about not being able to select a dragged file */
3941 static void
3942 error_selecting_dragged_file_dialog (GtkFileChooserDefault *impl,
3943                                      GFile                 *file,
3944                                      GError                *error)
3945 {
3946   error_dialog (impl,
3947                 _("Could not select file"),
3948                 file, error);
3949 }
3950
3951 static void
3952 file_list_drag_data_select_uris (GtkFileChooserDefault  *impl,
3953                                  gchar                 **uris)
3954 {
3955   int i;
3956   char *uri;
3957   GtkFileChooser *chooser = GTK_FILE_CHOOSER (impl);
3958
3959   for (i = 1; uris[i]; i++)
3960     {
3961       GFile *file;
3962       GError *error = NULL;
3963
3964       uri = uris[i];
3965       file = g_file_new_for_uri (uri);
3966
3967       gtk_file_chooser_default_select_file (chooser, file, &error);
3968       if (error)
3969         error_selecting_dragged_file_dialog (impl, file, error);
3970
3971       g_object_unref (file);
3972     }
3973 }
3974
3975 struct FileListDragData
3976 {
3977   GtkFileChooserDefault *impl;
3978   gchar **uris;
3979   GFile *file;
3980 };
3981
3982 static void
3983 file_list_drag_data_received_get_info_cb (GCancellable *cancellable,
3984                                           GFileInfo    *info,
3985                                           const GError *error,
3986                                           gpointer      user_data)
3987 {
3988   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
3989   struct FileListDragData *data = user_data;
3990   GtkFileChooser *chooser = GTK_FILE_CHOOSER (data->impl);
3991
3992   if (cancellable != data->impl->file_list_drag_data_received_cancellable)
3993     goto out;
3994
3995   data->impl->file_list_drag_data_received_cancellable = NULL;
3996
3997   if (cancelled || error)
3998     goto out;
3999
4000   if ((data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
4001        data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE) &&
4002       data->uris[1] == 0 && !error && _gtk_file_info_consider_as_directory (info))
4003     change_folder_and_display_error (data->impl, data->file, FALSE);
4004   else
4005     {
4006       GError *error = NULL;
4007
4008       gtk_file_chooser_default_unselect_all (chooser);
4009       gtk_file_chooser_default_select_file (chooser, data->file, &error);
4010       if (error)
4011         error_selecting_dragged_file_dialog (data->impl, data->file, error);
4012       else
4013         browse_files_center_selected_row (data->impl);
4014     }
4015
4016   if (data->impl->select_multiple)
4017     file_list_drag_data_select_uris (data->impl, data->uris);
4018
4019 out:
4020   g_object_unref (data->impl);
4021   g_strfreev (data->uris);
4022   g_object_unref (data->file);
4023   g_free (data);
4024
4025   g_object_unref (cancellable);
4026 }
4027
4028 static void
4029 file_list_drag_data_received_cb (GtkWidget        *widget,
4030                                  GdkDragContext   *context,
4031                                  gint              x,
4032                                  gint              y,
4033                                  GtkSelectionData *selection_data,
4034                                  guint             info,
4035                                  guint             time_,
4036                                  gpointer          data)
4037 {
4038   GtkFileChooserDefault *impl;
4039   gchar **uris;
4040   char *uri;
4041   GFile *file;
4042
4043   impl = GTK_FILE_CHOOSER_DEFAULT (data);
4044
4045   /* Allow only drags from other widgets; see bug #533891. */
4046   if (gtk_drag_get_source_widget (context) == widget)
4047     {
4048       g_signal_stop_emission_by_name (widget, "drag-data-received");
4049       return;
4050     }
4051
4052   /* Parse the text/uri-list string, navigate to the first one */
4053   uris = gtk_selection_data_get_uris (selection_data);
4054   if (uris && uris[0])
4055     {
4056       struct FileListDragData *data;
4057
4058       uri = uris[0];
4059       file = g_file_new_for_uri (uri);
4060
4061       data = g_new0 (struct FileListDragData, 1);
4062       data->impl = g_object_ref (impl);
4063       data->uris = uris;
4064       data->file = file;
4065
4066       if (impl->file_list_drag_data_received_cancellable)
4067         g_cancellable_cancel (impl->file_list_drag_data_received_cancellable);
4068
4069       impl->file_list_drag_data_received_cancellable =
4070         _gtk_file_system_get_info (impl->file_system, file,
4071                                    "standard::type",
4072                                    file_list_drag_data_received_get_info_cb,
4073                                    data);
4074     }
4075
4076   g_signal_stop_emission_by_name (widget, "drag-data-received");
4077 }
4078
4079 /* Don't do anything with the drag_drop signal */
4080 static gboolean
4081 file_list_drag_drop_cb (GtkWidget             *widget,
4082                         GdkDragContext        *context,
4083                         gint                   x,
4084                         gint                   y,
4085                         guint                  time_,
4086                         GtkFileChooserDefault *impl)
4087 {
4088   g_signal_stop_emission_by_name (widget, "drag-drop");
4089   return TRUE;
4090 }
4091
4092 /* Disable the normal tree drag motion handler, it makes it look like you're
4093    dropping the dragged item onto a tree item */
4094 static gboolean
4095 file_list_drag_motion_cb (GtkWidget             *widget,
4096                           GdkDragContext        *context,
4097                           gint                   x,
4098                           gint                   y,
4099                           guint                  time_,
4100                           GtkFileChooserDefault *impl)
4101 {
4102   g_signal_stop_emission_by_name (widget, "drag-motion");
4103   return TRUE;
4104 }
4105
4106 /* Sensitizes the "Copy file’s location" context menu item if there is actually
4107  * a selection active.
4108  */
4109 static void
4110 check_copy_file_location_sensitivity (GtkFileChooserDefault *impl)
4111 {
4112   GtkTreeSelection *selection;
4113   gboolean active;
4114
4115   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
4116   if (gtk_tree_selection_count_selected_rows (selection) == 0)
4117     active = FALSE;
4118   else
4119     active = TRUE;
4120
4121   if (impl->browse_files_popup_menu_copy_file_location_item)
4122     gtk_widget_set_sensitive (impl->browse_files_popup_menu_copy_file_location_item, active);
4123 }
4124
4125 static GtkWidget *
4126 file_list_add_image_menu_item (GtkFileChooserDefault *impl,
4127                                const char *stock_name,
4128                                const char *mnemonic_label,
4129                                GCallback callback)
4130 {
4131   GtkWidget *item;
4132
4133   item = gtk_image_menu_item_new_with_mnemonic (mnemonic_label);
4134   gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
4135                                  gtk_image_new_from_stock (stock_name, GTK_ICON_SIZE_MENU));
4136   g_signal_connect (item, "activate", callback, impl);
4137   gtk_widget_show (item);
4138   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4139
4140   return item;
4141 }
4142
4143 static GtkWidget *
4144 file_list_add_check_menu_item (GtkFileChooserDefault *impl,
4145                                const char *mnemonic_label,
4146                                GCallback callback)
4147 {
4148   GtkWidget *item;
4149
4150   item = gtk_check_menu_item_new_with_mnemonic (mnemonic_label);
4151   g_signal_connect (item, "toggled", callback, impl);
4152   gtk_widget_show (item);
4153   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4154
4155   return item;
4156 }
4157
4158 /* Constructs the popup menu for the file list if needed */
4159 static void
4160 file_list_build_popup_menu (GtkFileChooserDefault *impl)
4161 {
4162   GtkWidget *item;
4163
4164   if (impl->browse_files_popup_menu)
4165     return;
4166
4167   impl->browse_files_popup_menu = gtk_menu_new ();
4168   gtk_menu_attach_to_widget (GTK_MENU (impl->browse_files_popup_menu),
4169                              impl->browse_files_tree_view,
4170                              popup_menu_detach_cb);
4171
4172   impl->browse_files_popup_menu_visit_file_item         = file_list_add_image_menu_item (impl, GTK_STOCK_DIRECTORY, _("_Visit this file"),
4173                                                                                          G_CALLBACK (visit_file_cb));
4174
4175   impl->browse_files_popup_menu_copy_file_location_item = file_list_add_image_menu_item (impl, GTK_STOCK_COPY, _("_Copy file’s location"),
4176                                                                                          G_CALLBACK (copy_file_location_cb));
4177
4178   impl->browse_files_popup_menu_add_shortcut_item       = file_list_add_image_menu_item (impl, GTK_STOCK_ADD, _("_Add to Bookmarks"),
4179                                                                                          G_CALLBACK (add_to_shortcuts_cb));
4180
4181   item = gtk_separator_menu_item_new ();
4182   gtk_widget_show (item);
4183   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4184
4185   impl->browse_files_popup_menu_hidden_files_item       = file_list_add_check_menu_item (impl, _("Show _Hidden Files"),
4186                                                                                          G_CALLBACK (show_hidden_toggled_cb));
4187
4188   impl->browse_files_popup_menu_size_column_item        = file_list_add_check_menu_item (impl, _("Show _Size Column"),
4189                                                                                          G_CALLBACK (show_size_column_toggled_cb));
4190
4191   bookmarks_check_add_sensitivity (impl);
4192   check_copy_file_location_sensitivity (impl);
4193 }
4194
4195 /* Updates the popup menu for the file list, creating it if necessary */
4196 static void
4197 file_list_update_popup_menu (GtkFileChooserDefault *impl)
4198 {
4199   file_list_build_popup_menu (impl);
4200
4201   /* The sensitivity of the Add to Bookmarks item is set in
4202    * bookmarks_check_add_sensitivity()
4203    */
4204
4205   /* 'Visit this file' */
4206   gtk_widget_set_visible (impl->browse_files_popup_menu_visit_file_item, (impl->operation_mode != OPERATION_MODE_BROWSE));
4207
4208   /* 'Show Hidden Files' */
4209   g_signal_handlers_block_by_func (impl->browse_files_popup_menu_hidden_files_item,
4210                                    G_CALLBACK (show_hidden_toggled_cb), impl);
4211   gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (impl->browse_files_popup_menu_hidden_files_item),
4212                                   impl->show_hidden);
4213   g_signal_handlers_unblock_by_func (impl->browse_files_popup_menu_hidden_files_item,
4214                                      G_CALLBACK (show_hidden_toggled_cb), impl);
4215
4216   /* 'Show Size Column' */
4217   g_signal_handlers_block_by_func (impl->browse_files_popup_menu_size_column_item,
4218                                    G_CALLBACK (show_size_column_toggled_cb), impl);
4219   gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (impl->browse_files_popup_menu_size_column_item),
4220                                   impl->show_size_column);
4221   g_signal_handlers_unblock_by_func (impl->browse_files_popup_menu_size_column_item,
4222                                      G_CALLBACK (show_size_column_toggled_cb), impl);
4223 }
4224
4225 static void
4226 popup_position_func (GtkMenu   *menu,
4227                      gint      *x,
4228                      gint      *y,
4229                      gboolean  *push_in,
4230                      gpointer   user_data)
4231 {
4232   GtkAllocation allocation;
4233   GtkWidget *widget = GTK_WIDGET (user_data);
4234   GdkScreen *screen = gtk_widget_get_screen (widget);
4235   GtkRequisition req;
4236   gint monitor_num;
4237   GdkRectangle monitor;
4238
4239   g_return_if_fail (gtk_widget_get_realized (widget));
4240
4241   gdk_window_get_origin (gtk_widget_get_window (widget), x, y);
4242
4243   gtk_widget_get_preferred_size (GTK_WIDGET (menu),
4244                                  &req, NULL);
4245
4246   gtk_widget_get_allocation (widget, &allocation);
4247   *x += (allocation.width - req.width) / 2;
4248   *y += (allocation.height - req.height) / 2;
4249
4250   monitor_num = gdk_screen_get_monitor_at_point (screen, *x, *y);
4251   gtk_menu_set_monitor (menu, monitor_num);
4252   gdk_screen_get_monitor_workarea (screen, monitor_num, &monitor);
4253
4254   *x = CLAMP (*x, monitor.x, monitor.x + MAX (0, monitor.width - req.width));
4255   *y = CLAMP (*y, monitor.y, monitor.y + MAX (0, monitor.height - req.height));
4256
4257   *push_in = FALSE;
4258 }
4259
4260 static void
4261 file_list_popup_menu (GtkFileChooserDefault *impl,
4262                       GdkEventButton        *event)
4263 {
4264   file_list_update_popup_menu (impl);
4265   if (event)
4266     gtk_menu_popup (GTK_MENU (impl->browse_files_popup_menu),
4267                     NULL, NULL, NULL, NULL,
4268                     event->button, event->time);
4269   else
4270     {
4271       gtk_menu_popup (GTK_MENU (impl->browse_files_popup_menu),
4272                       NULL, NULL,
4273                       popup_position_func, impl->browse_files_tree_view,
4274                       0, GDK_CURRENT_TIME);
4275       gtk_menu_shell_select_first (GTK_MENU_SHELL (impl->browse_files_popup_menu),
4276                                    FALSE);
4277     }
4278
4279 }
4280
4281 /* Callback used for the GtkWidget::popup-menu signal of the file list */
4282 static gboolean
4283 list_popup_menu_cb (GtkWidget *widget,
4284                     GtkFileChooserDefault *impl)
4285 {
4286   file_list_popup_menu (impl, NULL);
4287   return TRUE;
4288 }
4289
4290 /* Callback used when a button is pressed on the file list.  We trap button 3 to
4291  * bring up a popup menu.
4292  */
4293 static gboolean
4294 list_button_press_event_cb (GtkWidget             *widget,
4295                             GdkEventButton        *event,
4296                             GtkFileChooserDefault *impl)
4297 {
4298   static gboolean in_press = FALSE;
4299
4300   if (in_press)
4301     return FALSE;
4302
4303   if (!gdk_event_triggers_context_menu ((GdkEvent *) event))
4304     return FALSE;
4305
4306   in_press = TRUE;
4307   gtk_widget_event (impl->browse_files_tree_view, (GdkEvent *) event);
4308   in_press = FALSE;
4309
4310   file_list_popup_menu (impl, event);
4311   return TRUE;
4312 }
4313
4314 typedef struct {
4315   OperationMode operation_mode;
4316   gint general_column;
4317   gint model_column;
4318 } ColumnMap;
4319
4320 /* Sets the sort column IDs for the file list; needs to be done whenever we
4321  * change the model on the treeview.
4322  */
4323 static void
4324 file_list_set_sort_column_ids (GtkFileChooserDefault *impl)
4325 {
4326   gtk_tree_view_column_set_sort_column_id (impl->list_name_column, MODEL_COL_NAME);
4327   gtk_tree_view_column_set_sort_column_id (impl->list_mtime_column, MODEL_COL_MTIME);
4328   gtk_tree_view_column_set_sort_column_id (impl->list_size_column, MODEL_COL_SIZE);
4329 }
4330
4331 static gboolean
4332 file_list_query_tooltip_cb (GtkWidget  *widget,
4333                             gint        x,
4334                             gint        y,
4335                             gboolean    keyboard_tip,
4336                             GtkTooltip *tooltip,
4337                             gpointer    user_data)
4338 {
4339   GtkFileChooserDefault *impl = user_data;
4340   GtkTreeModel *model;
4341   GtkTreePath *path;
4342   GtkTreeIter iter;
4343   GFile *file;
4344   gchar *filename;
4345
4346   if (impl->operation_mode == OPERATION_MODE_BROWSE)
4347     return FALSE;
4348
4349
4350   if (!gtk_tree_view_get_tooltip_context (GTK_TREE_VIEW (impl->browse_files_tree_view),
4351                                           &x, &y,
4352                                           keyboard_tip,
4353                                           &model, &path, &iter))
4354     return FALSE;
4355
4356   gtk_tree_model_get (model, &iter,
4357                       MODEL_COL_FILE, &file,
4358                       -1);
4359
4360   if (file == NULL)
4361     {
4362       gtk_tree_path_free (path);
4363       return FALSE;
4364     }
4365
4366   filename = g_file_get_path (file);
4367   gtk_tooltip_set_text (tooltip, filename);
4368   gtk_tree_view_set_tooltip_row (GTK_TREE_VIEW (impl->browse_files_tree_view),
4369                                  tooltip,
4370                                  path);
4371
4372   g_free (filename);
4373   g_object_unref (file);
4374   gtk_tree_path_free (path);
4375
4376   return TRUE;
4377 }
4378
4379 static void
4380 set_icon_cell_renderer_fixed_size (GtkFileChooserDefault *impl, GtkCellRenderer *renderer)
4381 {
4382   gint xpad, ypad;
4383
4384   gtk_cell_renderer_get_padding (renderer, &xpad, &ypad);
4385   gtk_cell_renderer_set_fixed_size (renderer,
4386                                     xpad * 2 + impl->icon_size,
4387                                     ypad * 2 + impl->icon_size);
4388 }
4389
4390 /* Creates the widgets for the file list */
4391 static GtkWidget *
4392 create_file_list (GtkFileChooserDefault *impl)
4393 {
4394   GtkWidget *swin;
4395   GtkTreeSelection *selection;
4396   GtkTreeViewColumn *column;
4397   GtkCellRenderer *renderer;
4398
4399   /* Scrolled window */
4400   swin = gtk_scrolled_window_new (NULL, NULL);
4401   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swin),
4402                                   GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
4403   gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (swin),
4404                                        GTK_SHADOW_IN);
4405
4406   /* Tree/list view */
4407
4408   impl->browse_files_tree_view = gtk_tree_view_new ();
4409 #ifdef PROFILE_FILE_CHOOSER
4410   g_object_set_data (G_OBJECT (impl->browse_files_tree_view), "fmq-name", "file_list");
4411 #endif
4412   g_object_set_data (G_OBJECT (impl->browse_files_tree_view), I_("GtkFileChooserDefault"), impl);
4413   atk_object_set_name (gtk_widget_get_accessible (impl->browse_files_tree_view), _("Files"));
4414
4415   gtk_tree_view_set_rules_hint (GTK_TREE_VIEW (impl->browse_files_tree_view), TRUE);
4416   gtk_container_add (GTK_CONTAINER (swin), impl->browse_files_tree_view);
4417
4418   gtk_drag_dest_set (impl->browse_files_tree_view,
4419                      GTK_DEST_DEFAULT_ALL,
4420                      NULL, 0,
4421                      GDK_ACTION_COPY | GDK_ACTION_MOVE);
4422   gtk_drag_dest_add_uri_targets (impl->browse_files_tree_view);
4423
4424   g_signal_connect (impl->browse_files_tree_view, "row-activated",
4425                     G_CALLBACK (list_row_activated), impl);
4426   g_signal_connect (impl->browse_files_tree_view, "key-press-event",
4427                     G_CALLBACK (browse_files_key_press_event_cb), impl);
4428   g_signal_connect (impl->browse_files_tree_view, "popup-menu",
4429                     G_CALLBACK (list_popup_menu_cb), impl);
4430   g_signal_connect (impl->browse_files_tree_view, "button-press-event",
4431                     G_CALLBACK (list_button_press_event_cb), impl);
4432
4433   g_signal_connect (impl->browse_files_tree_view, "drag-data-received",
4434                     G_CALLBACK (file_list_drag_data_received_cb), impl);
4435   g_signal_connect (impl->browse_files_tree_view, "drag-drop",
4436                     G_CALLBACK (file_list_drag_drop_cb), impl);
4437   g_signal_connect (impl->browse_files_tree_view, "drag-motion",
4438                     G_CALLBACK (file_list_drag_motion_cb), impl);
4439
4440   g_object_set (impl->browse_files_tree_view, "has-tooltip", TRUE, NULL);
4441   g_signal_connect (impl->browse_files_tree_view, "query-tooltip",
4442                     G_CALLBACK (file_list_query_tooltip_cb), impl);
4443
4444   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
4445   gtk_tree_selection_set_select_function (selection,
4446                                           list_select_func,
4447                                           impl, NULL);
4448   gtk_tree_view_enable_model_drag_source (GTK_TREE_VIEW (impl->browse_files_tree_view),
4449                                           GDK_BUTTON1_MASK,
4450                                           NULL, 0,
4451                                           GDK_ACTION_COPY | GDK_ACTION_MOVE);
4452   gtk_drag_source_add_uri_targets (impl->browse_files_tree_view);
4453
4454   g_signal_connect (selection, "changed",
4455                     G_CALLBACK (list_selection_changed), impl);
4456
4457   /* Keep the column order in sync with update_cell_renderer_attributes() */
4458
4459   /* Filename column */
4460
4461   impl->list_name_column = gtk_tree_view_column_new ();
4462   gtk_tree_view_column_set_expand (impl->list_name_column, TRUE);
4463   gtk_tree_view_column_set_resizable (impl->list_name_column, TRUE);
4464   gtk_tree_view_column_set_title (impl->list_name_column, _("Name"));
4465
4466   renderer = gtk_cell_renderer_pixbuf_new ();
4467   /* We set a fixed size so that we get an empty slot even if no icons are loaded yet */
4468   set_icon_cell_renderer_fixed_size (impl, renderer);
4469   gtk_tree_view_column_pack_start (impl->list_name_column, renderer, FALSE);
4470
4471   impl->list_name_renderer = gtk_cell_renderer_text_new ();
4472   g_object_set (impl->list_name_renderer,
4473                 "ellipsize", PANGO_ELLIPSIZE_END,
4474                 NULL);
4475   g_signal_connect (impl->list_name_renderer, "edited",
4476                     G_CALLBACK (renderer_edited_cb), impl);
4477   g_signal_connect (impl->list_name_renderer, "editing-canceled",
4478                     G_CALLBACK (renderer_editing_canceled_cb), impl);
4479   gtk_tree_view_column_pack_start (impl->list_name_column, impl->list_name_renderer, TRUE);
4480
4481   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_files_tree_view), impl->list_name_column);
4482
4483   /* Size column */
4484
4485   column = gtk_tree_view_column_new ();
4486   gtk_tree_view_column_set_resizable (column, TRUE);
4487   gtk_tree_view_column_set_title (column, _("Size"));
4488
4489   renderer = gtk_cell_renderer_text_new ();
4490   g_object_set (renderer,
4491                 "alignment", PANGO_ALIGN_RIGHT,
4492                 NULL);
4493   gtk_tree_view_column_pack_start (column, renderer, TRUE); /* bug: it doesn't expand */
4494   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_files_tree_view), column);
4495   impl->list_size_column = column;
4496
4497   /* Modification time column */
4498
4499   column = gtk_tree_view_column_new ();
4500   gtk_tree_view_column_set_resizable (column, TRUE);
4501   gtk_tree_view_column_set_title (column, _("Modified"));
4502
4503   renderer = gtk_cell_renderer_text_new ();
4504   gtk_tree_view_column_pack_start (column, renderer, TRUE);
4505   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_files_tree_view), column);
4506   impl->list_mtime_column = column;
4507
4508   file_list_set_sort_column_ids (impl);
4509   update_cell_renderer_attributes (impl);
4510
4511   gtk_widget_show_all (swin);
4512
4513   return swin;
4514 }
4515
4516 /* Creates the widgets for the files/folders pane */
4517 static GtkWidget *
4518 file_pane_create (GtkFileChooserDefault *impl,
4519                   GtkSizeGroup          *size_group)
4520 {
4521   GtkWidget *vbox;
4522   GtkWidget *hbox;
4523   GtkWidget *widget;
4524
4525   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
4526   gtk_widget_show (vbox);
4527
4528   /* Box for lists and preview */
4529
4530   hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, PREVIEW_HBOX_SPACING);
4531   gtk_box_pack_start (GTK_BOX (vbox), hbox, TRUE, TRUE, 0);
4532   gtk_widget_show (hbox);
4533
4534   /* File list */
4535
4536   widget = create_file_list (impl);
4537   gtk_box_pack_start (GTK_BOX (hbox), widget, TRUE, TRUE, 0);
4538   gtk_size_group_add_widget (size_group, widget);
4539
4540   /* Preview */
4541
4542   impl->preview_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
4543   gtk_box_pack_start (GTK_BOX (hbox), impl->preview_box, FALSE, FALSE, 0);
4544   /* Don't show preview box initially */
4545
4546   /* Filter combo */
4547
4548   impl->filter_combo_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
4549
4550   widget = filter_create (impl);
4551
4552   gtk_widget_show (widget);
4553   gtk_box_pack_end (GTK_BOX (impl->filter_combo_hbox), widget, FALSE, FALSE, 0);
4554
4555   gtk_box_pack_end (GTK_BOX (vbox), impl->filter_combo_hbox, FALSE, FALSE, 0);
4556
4557   return vbox;
4558 }
4559
4560 static void
4561 location_entry_create (GtkFileChooserDefault *impl)
4562 {
4563   if (!impl->location_entry)
4564     impl->location_entry = _gtk_file_chooser_entry_new (TRUE);
4565
4566   _gtk_file_chooser_entry_set_local_only (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->local_only);
4567   _gtk_file_chooser_entry_set_action (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->action);
4568   gtk_entry_set_width_chars (GTK_ENTRY (impl->location_entry), 45);
4569   gtk_entry_set_activates_default (GTK_ENTRY (impl->location_entry), TRUE);
4570 }
4571
4572 /* Creates the widgets specific to Save mode */
4573 static void
4574 save_widgets_create (GtkFileChooserDefault *impl)
4575 {
4576   GtkWidget *vbox;
4577   GtkWidget *widget;
4578
4579   if (impl->save_widgets != NULL)
4580     return;
4581
4582   location_switch_to_path_bar (impl);
4583
4584   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
4585
4586   impl->save_widgets_table = gtk_grid_new ();
4587   gtk_box_pack_start (GTK_BOX (vbox), impl->save_widgets_table, FALSE, FALSE, 0);
4588   gtk_widget_show (impl->save_widgets_table);
4589   gtk_grid_set_row_spacing (GTK_GRID (impl->save_widgets_table), 12);
4590   gtk_grid_set_column_spacing (GTK_GRID (impl->save_widgets_table), 12);
4591
4592   /* Label */
4593
4594   widget = gtk_label_new_with_mnemonic (_("_Name:"));
4595   gtk_widget_set_halign (widget, GTK_ALIGN_START);
4596   gtk_widget_set_valign (widget, GTK_ALIGN_CENTER);
4597   gtk_grid_attach (GTK_GRID (impl->save_widgets_table), widget, 0, 0, 1, 1);
4598   gtk_widget_show (widget);
4599
4600   /* Location entry */
4601
4602   location_entry_create (impl);
4603   gtk_widget_set_hexpand (impl->location_entry, TRUE);
4604   gtk_grid_attach (GTK_GRID (impl->save_widgets_table), impl->location_entry, 1, 0, 1, 1);
4605   gtk_widget_show (impl->location_entry);
4606   gtk_label_set_mnemonic_widget (GTK_LABEL (widget), impl->location_entry);
4607
4608   /* Folder combo */
4609   impl->save_folder_label = gtk_label_new (NULL);
4610   gtk_widget_set_halign (impl->save_folder_label, GTK_ALIGN_START);
4611   gtk_widget_set_valign (impl->save_folder_label, GTK_ALIGN_CENTER);
4612   gtk_grid_attach (GTK_GRID (impl->save_widgets_table), impl->save_folder_label, 0, 1, 1, 1);
4613   gtk_widget_show (impl->save_folder_label);
4614
4615   impl->save_widgets = vbox;
4616   gtk_box_pack_start (GTK_BOX (impl), impl->save_widgets, FALSE, FALSE, 0);
4617   gtk_box_reorder_child (GTK_BOX (impl), impl->save_widgets, 0);
4618   gtk_widget_show (impl->save_widgets);
4619 }
4620
4621 /* Destroys the widgets specific to Save mode */
4622 static void
4623 save_widgets_destroy (GtkFileChooserDefault *impl)
4624 {
4625   if (impl->save_widgets == NULL)
4626     return;
4627
4628   gtk_widget_destroy (impl->save_widgets);
4629   impl->save_widgets = NULL;
4630   impl->save_widgets_table = NULL;
4631   impl->location_entry = NULL;
4632   impl->save_folder_label = NULL;
4633 }
4634
4635 /* Turns on the path bar widget.  Can be called even if we are already in that
4636  * mode.
4637  */
4638 static void
4639 location_switch_to_path_bar (GtkFileChooserDefault *impl)
4640 {
4641   if (impl->location_entry)
4642     {
4643       gtk_widget_destroy (impl->location_entry);
4644       impl->location_entry = NULL;
4645     }
4646
4647   gtk_widget_hide (impl->location_entry_box);
4648 }
4649
4650 /* Turns on the location entry.  Can be called even if we are already in that
4651  * mode.
4652  */
4653 static void
4654 location_switch_to_filename_entry (GtkFileChooserDefault *impl)
4655 {
4656   /* when in search or recent files mode, we are not showing the
4657    * location_entry_box container, so there's no point in switching
4658    * to it.
4659    */
4660   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
4661       impl->operation_mode == OPERATION_MODE_RECENT)
4662     return;
4663
4664   /* Box */
4665
4666   gtk_widget_show (impl->location_entry_box);
4667
4668   /* Entry */
4669
4670   if (!impl->location_entry)
4671     {
4672       location_entry_create (impl);
4673       gtk_box_pack_start (GTK_BOX (impl->location_entry_box), impl->location_entry, TRUE, TRUE, 0);
4674       gtk_label_set_mnemonic_widget (GTK_LABEL (impl->location_label), impl->location_entry);
4675     }
4676
4677   /* Configure the entry */
4678
4679   _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->current_folder);
4680
4681   /* Done */
4682
4683   gtk_widget_show (impl->location_entry);
4684   gtk_widget_grab_focus (impl->location_entry);
4685 }
4686
4687 /* Sets a new location mode.  set_buttons determines whether the toggle button
4688  * for the mode will also be changed.
4689  */
4690 static void
4691 location_mode_set (GtkFileChooserDefault *impl,
4692                    LocationMode new_mode,
4693                    gboolean set_button)
4694 {
4695   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
4696       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
4697     {
4698       GtkWindow *toplevel;
4699       GtkWidget *current_focus;
4700       gboolean button_active;
4701       gboolean switch_to_file_list;
4702
4703       switch (new_mode)
4704         {
4705         case LOCATION_MODE_PATH_BAR:
4706           button_active = FALSE;
4707
4708           /* The location_entry will disappear when we switch to path bar mode.  So,
4709            * we'll focus the file list in that case, to avoid having a window with
4710            * no focused widget.
4711            */
4712           toplevel = get_toplevel (GTK_WIDGET (impl));
4713           switch_to_file_list = FALSE;
4714           if (toplevel)
4715             {
4716               current_focus = gtk_window_get_focus (toplevel);
4717               if (!current_focus || current_focus == impl->location_entry)
4718                 switch_to_file_list = TRUE;
4719             }
4720
4721           location_switch_to_path_bar (impl);
4722
4723           if (switch_to_file_list)
4724             gtk_widget_grab_focus (impl->browse_files_tree_view);
4725
4726           break;
4727
4728         case LOCATION_MODE_FILENAME_ENTRY:
4729           button_active = TRUE;
4730           location_switch_to_filename_entry (impl);
4731           break;
4732
4733         default:
4734           g_assert_not_reached ();
4735           return;
4736         }
4737
4738       if (set_button)
4739         {
4740           g_signal_handlers_block_by_func (impl->location_button,
4741                                            G_CALLBACK (location_button_toggled_cb), impl);
4742
4743           gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (impl->location_button), button_active);
4744
4745           g_signal_handlers_unblock_by_func (impl->location_button,
4746                                              G_CALLBACK (location_button_toggled_cb), impl);
4747         }
4748     }
4749
4750   impl->location_mode = new_mode;
4751 }
4752
4753 static void
4754 location_toggle_popup_handler (GtkFileChooserDefault *impl)
4755 {
4756   /* when in search or recent files mode, we are not showing the
4757    * location_entry_box container, so there's no point in switching
4758    * to it.
4759    */
4760   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
4761       impl->operation_mode == OPERATION_MODE_RECENT)
4762     return;
4763
4764   /* If the file entry is not visible, show it.
4765    * If it is visible, turn it off only if it is focused.  Otherwise, switch to the entry.
4766    */
4767   if (impl->location_mode == LOCATION_MODE_PATH_BAR)
4768     {
4769       location_mode_set (impl, LOCATION_MODE_FILENAME_ENTRY, TRUE);
4770     }
4771   else if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)
4772     {
4773       if (gtk_widget_has_focus (impl->location_entry))
4774         {
4775           location_mode_set (impl, LOCATION_MODE_PATH_BAR, TRUE);
4776         }
4777       else
4778         {
4779           gtk_widget_grab_focus (impl->location_entry);
4780         }
4781     }
4782 }
4783
4784 /* Callback used when one of the location mode buttons is toggled */
4785 static void
4786 location_button_toggled_cb (GtkToggleButton *toggle,
4787                             GtkFileChooserDefault *impl)
4788 {
4789   gboolean is_active;
4790   LocationMode new_mode;
4791
4792   is_active = gtk_toggle_button_get_active (toggle);
4793
4794   if (is_active)
4795     {
4796       g_assert (impl->location_mode == LOCATION_MODE_PATH_BAR);
4797       new_mode = LOCATION_MODE_FILENAME_ENTRY;
4798     }
4799   else
4800     {
4801       g_assert (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY);
4802       new_mode = LOCATION_MODE_PATH_BAR;
4803     }
4804
4805   location_mode_set (impl, new_mode, FALSE);
4806 }
4807
4808 /* Creates a toggle button for the location entry. */
4809 static void
4810 location_button_create (GtkFileChooserDefault *impl)
4811 {
4812   GtkWidget *image;
4813   const char *str;
4814
4815   image = gtk_image_new_from_stock (GTK_STOCK_EDIT, GTK_ICON_SIZE_BUTTON);
4816   gtk_widget_show (image);
4817
4818   impl->location_button = g_object_new (GTK_TYPE_TOGGLE_BUTTON,
4819                                         "image", image,
4820                                         NULL);
4821
4822   g_signal_connect (impl->location_button, "toggled",
4823                     G_CALLBACK (location_button_toggled_cb), impl);
4824
4825   str = _("Type a file name");
4826
4827   gtk_widget_set_tooltip_text (impl->location_button, str);
4828   atk_object_set_name (gtk_widget_get_accessible (impl->location_button), str);
4829 }
4830
4831 typedef enum {
4832   PATH_BAR_FOLDER_PATH,
4833   PATH_BAR_SELECT_A_FOLDER,
4834   PATH_BAR_ERROR_NO_FILENAME,
4835   PATH_BAR_ERROR_NO_FOLDER,
4836   PATH_BAR_RECENTLY_USED,
4837   PATH_BAR_SEARCH
4838 } PathBarMode;
4839
4840 /* Creates the info bar for informational messages or warnings, with its icon and label */
4841 static void
4842 info_bar_create (GtkFileChooserDefault *impl)
4843 {
4844   GtkWidget *content_area;
4845
4846   impl->browse_select_a_folder_info_bar = gtk_info_bar_new ();
4847   impl->browse_select_a_folder_icon = gtk_image_new_from_stock (GTK_STOCK_DIRECTORY, GTK_ICON_SIZE_MENU);
4848   impl->browse_select_a_folder_label = gtk_label_new (NULL);
4849
4850   content_area = gtk_info_bar_get_content_area (GTK_INFO_BAR (impl->browse_select_a_folder_info_bar));
4851
4852   gtk_box_pack_start (GTK_BOX (content_area), impl->browse_select_a_folder_icon, FALSE, FALSE, 0);
4853   gtk_box_pack_start (GTK_BOX (content_area), impl->browse_select_a_folder_label, FALSE, FALSE, 0);
4854
4855   gtk_widget_show (impl->browse_select_a_folder_icon);
4856   gtk_widget_show (impl->browse_select_a_folder_label);
4857 }
4858
4859 /* Sets the info bar to show the appropriate informational or warning message */
4860 static void
4861 info_bar_set (GtkFileChooserDefault *impl, PathBarMode mode)
4862 {
4863   char *str;
4864   gboolean free_str;
4865   GtkMessageType message_type;
4866
4867   free_str = FALSE;
4868
4869   switch (mode)
4870     {
4871     case PATH_BAR_SELECT_A_FOLDER:
4872       str = g_strconcat ("<i>", _("Please select a folder below"), "</i>", NULL);
4873       free_str = TRUE;
4874       message_type = GTK_MESSAGE_OTHER;
4875       break;
4876
4877     case PATH_BAR_ERROR_NO_FILENAME:
4878       str = _("Please type a file name");
4879       message_type = GTK_MESSAGE_WARNING;
4880       break;
4881
4882     case PATH_BAR_ERROR_NO_FOLDER:
4883       str = _("Please select a folder below");
4884       message_type = GTK_MESSAGE_WARNING;
4885       break;
4886
4887     default:
4888       g_assert_not_reached ();
4889       return;
4890     }
4891
4892   gtk_info_bar_set_message_type (GTK_INFO_BAR (impl->browse_select_a_folder_info_bar), message_type);
4893   gtk_image_set_from_stock (GTK_IMAGE (impl->browse_select_a_folder_icon),
4894                             (message_type == GTK_MESSAGE_WARNING) ? GTK_STOCK_DIALOG_WARNING : GTK_STOCK_DIRECTORY,
4895                             GTK_ICON_SIZE_MENU);
4896   gtk_label_set_markup (GTK_LABEL (impl->browse_select_a_folder_label), str);
4897
4898   if (free_str)
4899     g_free (str);
4900 }
4901
4902 /* Creates the icon and label used to show that the file chooser is in Search or Recently-used mode */
4903 static void
4904 special_mode_widgets_create (GtkFileChooserDefault *impl)
4905 {
4906   impl->browse_special_mode_icon = gtk_image_new ();
4907   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_special_mode_icon);
4908   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_special_mode_icon, FALSE, FALSE, 0);
4909
4910   impl->browse_special_mode_label = gtk_label_new (NULL);
4911   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_special_mode_label);
4912   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_special_mode_label, FALSE, FALSE, 0);
4913 }
4914
4915 /* Creates the path bar's container and eveyrthing that goes in it: location button, pathbar, info bar, and Create Folder button */
4916 static void
4917 path_bar_widgets_create (GtkFileChooserDefault *impl)
4918 {
4919   /* Location widgets - note browse_path_bar_hbox is packed in the right place until switch_path_bar() */
4920   impl->browse_path_bar_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
4921   gtk_widget_show (impl->browse_path_bar_hbox);
4922
4923   /* Size group that allows the path bar to be the same size between modes */
4924   impl->browse_path_bar_size_group = gtk_size_group_new (GTK_SIZE_GROUP_VERTICAL);
4925   gtk_size_group_set_ignore_hidden (impl->browse_path_bar_size_group, FALSE);
4926
4927   /* Location button */
4928   location_button_create (impl);
4929   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->location_button);
4930   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->location_button, FALSE, FALSE, 0);
4931
4932   /* Path bar */
4933   impl->browse_path_bar = g_object_new (GTK_TYPE_PATH_BAR, NULL);
4934   _gtk_path_bar_set_file_system (GTK_PATH_BAR (impl->browse_path_bar), impl->file_system);
4935   g_signal_connect (impl->browse_path_bar, "path-clicked", G_CALLBACK (path_bar_clicked), impl);
4936
4937   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_path_bar);
4938   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_path_bar, TRUE, TRUE, 0);
4939
4940   /* Info bar */
4941   info_bar_create (impl);
4942   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_select_a_folder_info_bar);
4943   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_select_a_folder_info_bar, TRUE, TRUE, 0);
4944
4945   /* Widgets for special modes (recently-used in Open mode, Search mode) */
4946   special_mode_widgets_create (impl);
4947
4948   /* Create Folder */
4949   impl->browse_new_folder_button = gtk_button_new_with_mnemonic (_("Create Fo_lder"));
4950   g_signal_connect (impl->browse_new_folder_button, "clicked",
4951                     G_CALLBACK (new_folder_button_clicked), impl);
4952   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_new_folder_button);
4953   gtk_box_pack_end (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_new_folder_button, FALSE, FALSE, 0);
4954 }
4955
4956 /* Sets the path bar's mode to show a label, the actual folder path, or a
4957  * warning message.  You may call this function with PATH_BAR_ERROR_* directly
4958  * if the pathbar is already showing the widgets you expect; otherwise, call
4959  * path_bar_update() instead to set the appropriate widgets automatically.
4960  */
4961 static void
4962 path_bar_set_mode (GtkFileChooserDefault *impl, PathBarMode mode)
4963 {
4964   gboolean path_bar_visible             = FALSE;
4965   gboolean special_mode_widgets_visible = FALSE;
4966   gboolean info_bar_visible             = FALSE;
4967   gboolean create_folder_visible        = FALSE;
4968
4969   char *tmp;
4970
4971   switch (mode)
4972     {
4973     case PATH_BAR_FOLDER_PATH:
4974       path_bar_visible = TRUE;
4975       break;
4976
4977     case PATH_BAR_SELECT_A_FOLDER:
4978     case PATH_BAR_ERROR_NO_FILENAME:
4979     case PATH_BAR_ERROR_NO_FOLDER:
4980       info_bar_set (impl, mode);
4981       info_bar_visible = TRUE;
4982       break;
4983
4984     case PATH_BAR_RECENTLY_USED:
4985       gtk_image_set_from_icon_name (GTK_IMAGE (impl->browse_special_mode_icon), "document-open-recent", GTK_ICON_SIZE_BUTTON);
4986
4987       tmp = g_strdup_printf ("<b>%s</b>", _("Recently Used"));
4988       gtk_label_set_markup (GTK_LABEL (impl->browse_special_mode_label), tmp);
4989       g_free (tmp);
4990
4991       special_mode_widgets_visible = TRUE;
4992       break;
4993
4994     case PATH_BAR_SEARCH:
4995       gtk_image_set_from_stock (GTK_IMAGE (impl->browse_special_mode_icon), GTK_STOCK_FIND, GTK_ICON_SIZE_BUTTON);
4996
4997       tmp = g_strdup_printf ("<b>%s</b>", _("Search:"));
4998       gtk_label_set_markup (GTK_LABEL (impl->browse_special_mode_label), tmp);
4999       g_free (tmp);
5000
5001       special_mode_widgets_visible = TRUE;
5002       break;
5003
5004     default:
5005       g_assert_not_reached ();
5006     }
5007
5008   gtk_widget_set_visible (impl->browse_path_bar,                        path_bar_visible);
5009   gtk_widget_set_visible (impl->browse_special_mode_icon,               special_mode_widgets_visible);
5010   gtk_widget_set_visible (impl->browse_special_mode_label,              special_mode_widgets_visible);
5011   gtk_widget_set_visible (impl->browse_select_a_folder_info_bar,        info_bar_visible);
5012
5013   if (path_bar_visible)
5014     {
5015       if (impl->create_folders
5016           && impl->action != GTK_FILE_CHOOSER_ACTION_OPEN
5017           && impl->operation_mode != OPERATION_MODE_RECENT)
5018         create_folder_visible = TRUE;
5019     }
5020
5021   gtk_widget_set_visible (impl->browse_new_folder_button,               create_folder_visible);
5022 }
5023
5024 /* Creates the main hpaned with the widgets shared by Open and Save mode */
5025 static void
5026 browse_widgets_create (GtkFileChooserDefault *impl)
5027 {
5028   GtkWidget *hpaned;
5029   GtkWidget *widget;
5030   GtkSizeGroup *size_group;
5031
5032   impl->browse_widgets_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
5033   gtk_box_pack_start (GTK_BOX (impl), impl->browse_widgets_box, TRUE, TRUE, 0);
5034   gtk_widget_show (impl->browse_widgets_box);
5035
5036   impl->browse_header_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
5037   gtk_box_pack_start (GTK_BOX (impl->browse_widgets_box), impl->browse_header_box, FALSE, FALSE, 0);
5038   gtk_widget_show (impl->browse_header_box);
5039
5040   /* Path bar, info bar, and their respective machinery - the browse_path_bar_hbox will get packed elsewhere */
5041   path_bar_widgets_create (impl);
5042
5043   /* Box for the location label and entry */
5044
5045   impl->location_entry_box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
5046   gtk_box_pack_start (GTK_BOX (impl->browse_header_box), impl->location_entry_box, FALSE, FALSE, 0);
5047
5048   impl->location_label = gtk_label_new_with_mnemonic (_("_Location:"));
5049   gtk_widget_show (impl->location_label);
5050   gtk_box_pack_start (GTK_BOX (impl->location_entry_box), impl->location_label, FALSE, FALSE, 0);
5051
5052   /* size group is used by the scrolled windows of the panes */
5053   size_group = gtk_size_group_new (GTK_SIZE_GROUP_VERTICAL);
5054
5055   /* Paned widget */
5056
5057   hpaned = impl->browse_widgets_hpaned = gtk_paned_new (GTK_ORIENTATION_HORIZONTAL);
5058   gtk_widget_show (hpaned);
5059   gtk_box_pack_start (GTK_BOX (impl->browse_widgets_box), hpaned, TRUE, TRUE, 0);
5060
5061   widget = shortcuts_pane_create (impl, size_group);
5062   gtk_paned_pack1 (GTK_PANED (hpaned), widget, FALSE, FALSE);
5063   widget = file_pane_create (impl, size_group);
5064   gtk_paned_pack2 (GTK_PANED (hpaned), widget, TRUE, FALSE);
5065   g_object_unref (size_group);
5066 }
5067
5068 static GObject*
5069 gtk_file_chooser_default_constructor (GType                  type,
5070                                       guint                  n_construct_properties,
5071                                       GObjectConstructParam *construct_params)
5072 {
5073   GtkFileChooserDefault *impl;
5074   GObject *object;
5075
5076   profile_start ("start", NULL);
5077
5078   object = G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->constructor (type,
5079                                                                                 n_construct_properties,
5080                                                                                 construct_params);
5081   impl = GTK_FILE_CHOOSER_DEFAULT (object);
5082
5083   g_assert (impl->file_system);
5084
5085   gtk_widget_push_composite_child ();
5086
5087   /* Shortcuts model */
5088   shortcuts_model_create (impl);
5089
5090   /* The browse widgets */
5091   browse_widgets_create (impl);
5092
5093   /* Alignment to hold extra widget */
5094   impl->extra_align = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
5095   gtk_widget_set_halign (impl->extra_align, GTK_ALIGN_START);
5096   gtk_widget_set_valign (impl->extra_align, GTK_ALIGN_CENTER);
5097   gtk_box_pack_start (GTK_BOX (impl), impl->extra_align, FALSE, FALSE, 0);
5098
5099   gtk_widget_pop_composite_child ();
5100   update_appearance (impl);
5101
5102   profile_end ("end", NULL);
5103
5104   return object;
5105 }
5106
5107 /* Sets the extra_widget by packing it in the appropriate place */
5108 static void
5109 set_extra_widget (GtkFileChooserDefault *impl,
5110                   GtkWidget             *extra_widget)
5111 {
5112   if (extra_widget)
5113     {
5114       g_object_ref (extra_widget);
5115       /* FIXME: is this right ? */
5116       gtk_widget_show (extra_widget);
5117     }
5118
5119   if (impl->extra_widget)
5120     {
5121       gtk_container_remove (GTK_CONTAINER (impl->extra_align), impl->extra_widget);
5122       g_object_unref (impl->extra_widget);
5123     }
5124
5125   impl->extra_widget = extra_widget;
5126   if (impl->extra_widget)
5127     {
5128       gtk_container_add (GTK_CONTAINER (impl->extra_align), impl->extra_widget);
5129       gtk_widget_show (impl->extra_align);
5130     }
5131   else
5132     gtk_widget_hide (impl->extra_align);
5133 }
5134
5135 static void
5136 set_local_only (GtkFileChooserDefault *impl,
5137                 gboolean               local_only)
5138 {
5139   if (local_only != impl->local_only)
5140     {
5141       impl->local_only = local_only;
5142
5143       if (impl->location_entry)
5144         _gtk_file_chooser_entry_set_local_only (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), local_only);
5145
5146       if (impl->shortcuts_model && impl->file_system)
5147         {
5148           shortcuts_add_volumes (impl);
5149           shortcuts_add_bookmarks (impl);
5150         }
5151
5152       if (local_only && impl->current_folder &&
5153            !g_file_is_native (impl->current_folder))
5154         {
5155           /* If we are pointing to a non-local folder, make an effort to change
5156            * back to a local folder, but it's really up to the app to not cause
5157            * such a situation, so we ignore errors.
5158            */
5159           const gchar *home = g_get_home_dir ();
5160           GFile *home_file;
5161
5162           if (home == NULL)
5163             return;
5164
5165           home_file = g_file_new_for_path (home);
5166
5167           gtk_file_chooser_set_current_folder_file (GTK_FILE_CHOOSER (impl), home_file, NULL);
5168
5169           g_object_unref (home_file);
5170         }
5171     }
5172 }
5173
5174 static void
5175 volumes_bookmarks_changed_cb (GtkFileSystem         *file_system,
5176                               GtkFileChooserDefault *impl)
5177 {
5178   shortcuts_add_volumes (impl);
5179   shortcuts_add_bookmarks (impl);
5180
5181   bookmarks_check_add_sensitivity (impl);
5182   bookmarks_check_remove_sensitivity (impl);
5183   shortcuts_check_popup_sensitivity (impl);
5184 }
5185
5186 /* Sets the file chooser to multiple selection mode */
5187 static void
5188 set_select_multiple (GtkFileChooserDefault *impl,
5189                      gboolean               select_multiple,
5190                      gboolean               property_notify)
5191 {
5192   GtkTreeSelection *selection;
5193   GtkSelectionMode mode;
5194
5195   if (select_multiple == impl->select_multiple)
5196     return;
5197
5198   mode = select_multiple ? GTK_SELECTION_MULTIPLE : GTK_SELECTION_SINGLE;
5199
5200   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
5201   gtk_tree_selection_set_mode (selection, mode);
5202
5203   gtk_tree_view_set_rubber_banding (GTK_TREE_VIEW (impl->browse_files_tree_view), select_multiple);
5204
5205   impl->select_multiple = select_multiple;
5206   g_object_notify (G_OBJECT (impl), "select-multiple");
5207
5208   check_preview_change (impl);
5209 }
5210
5211 static void
5212 set_file_system_backend (GtkFileChooserDefault *impl)
5213 {
5214   profile_start ("start for backend", "default");
5215
5216   impl->file_system = _gtk_file_system_new ();
5217
5218   g_signal_connect (impl->file_system, "volumes-changed",
5219                     G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5220   g_signal_connect (impl->file_system, "bookmarks-changed",
5221                     G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5222
5223   profile_end ("end", NULL);
5224 }
5225
5226 static void
5227 unset_file_system_backend (GtkFileChooserDefault *impl)
5228 {
5229   g_signal_handlers_disconnect_by_func (impl->file_system,
5230                                         G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5231
5232   g_object_unref (impl->file_system);
5233
5234   impl->file_system = NULL;
5235 }
5236
5237 /* Saves the widgets around the pathbar so they can be reparented later
5238  * in the correct place.  This function must be called paired with
5239  * restore_path_bar().
5240  */
5241 static void
5242 save_path_bar (GtkFileChooserDefault *impl)
5243 {
5244   GtkWidget *parent;
5245
5246   g_object_ref (impl->browse_path_bar_hbox);
5247
5248   parent = gtk_widget_get_parent (impl->browse_path_bar_hbox);
5249   if (parent)
5250     gtk_container_remove (GTK_CONTAINER (parent), impl->browse_path_bar_hbox);
5251 }
5252
5253 /* Reparents the path bar and the "Create folder" button to the right place:
5254  * Above the file list in Open mode, or to the right of the "Save in folder:"
5255  * label in Save mode.  The save_path_bar() function must be called before this
5256  * one.
5257  */
5258 static void
5259 restore_path_bar (GtkFileChooserDefault *impl)
5260 {
5261   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
5262       || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5263     {
5264       gtk_box_pack_start (GTK_BOX (impl->browse_header_box), impl->browse_path_bar_hbox, FALSE, FALSE, 0);
5265       gtk_box_reorder_child (GTK_BOX (impl->browse_header_box), impl->browse_path_bar_hbox, 0);
5266     }
5267   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
5268            || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5269     {
5270       gtk_widget_set_hexpand (impl->browse_path_bar_hbox, TRUE);
5271       gtk_grid_attach (GTK_GRID (impl->save_widgets_table), impl->browse_path_bar_hbox, 1, 1, 1, 1);
5272       gtk_label_set_mnemonic_widget (GTK_LABEL (impl->save_folder_label), impl->browse_path_bar);
5273     }
5274   else
5275     g_assert_not_reached ();
5276
5277   g_object_unref (impl->browse_path_bar_hbox);
5278 }
5279
5280 /* Takes the folder stored in a row in the recent_model, and puts it in the pathbar */
5281 static void
5282 put_recent_folder_in_pathbar (GtkFileChooserDefault *impl, GtkTreeIter *iter)
5283 {
5284   GFile *file;
5285
5286   gtk_tree_model_get (GTK_TREE_MODEL (impl->recent_model), iter,
5287                       MODEL_COL_FILE, &file,
5288                       -1);
5289   _gtk_path_bar_set_file (GTK_PATH_BAR (impl->browse_path_bar), file, FALSE);
5290   g_object_unref (file);
5291 }
5292
5293 /* Sets the pathbar in the appropriate mode according to the current operation mode and action.  This is the central function for
5294  * dealing with the pathbar's widgets; as long as impl->action and impl->operation_mode are set correctly, then calling this
5295  * function will update all the pathbar's widgets.
5296  */
5297 static void
5298 path_bar_update (GtkFileChooserDefault *impl)
5299 {
5300   PathBarMode mode;
5301
5302   switch (impl->operation_mode)
5303     {
5304     case OPERATION_MODE_BROWSE:
5305       mode = PATH_BAR_FOLDER_PATH;
5306       break;
5307
5308     case OPERATION_MODE_RECENT:
5309       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
5310         {
5311           GtkTreeSelection *selection;
5312           gboolean have_selected;
5313           GtkTreeIter iter;
5314
5315           selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
5316
5317           /* Save mode means single-selection mode, so the following is valid */
5318           have_selected = gtk_tree_selection_get_selected (selection, NULL, &iter);
5319
5320           if (have_selected)
5321             {
5322               mode = PATH_BAR_FOLDER_PATH;
5323               put_recent_folder_in_pathbar (impl, &iter);
5324             }
5325           else
5326             mode = PATH_BAR_SELECT_A_FOLDER;
5327         }
5328       else
5329         mode = PATH_BAR_RECENTLY_USED;
5330
5331       break;
5332
5333     case OPERATION_MODE_SEARCH:
5334       mode = PATH_BAR_SEARCH;
5335       break;
5336
5337     default:
5338       g_assert_not_reached ();
5339       return;
5340     }
5341
5342   path_bar_set_mode (impl, mode);
5343 }
5344
5345 static void
5346 operation_mode_discard_search_widgets (GtkFileChooserDefault *impl)
5347 {
5348   if (impl->search_hbox)
5349     {
5350       gtk_widget_destroy (impl->search_hbox);
5351
5352       impl->search_hbox = NULL;
5353       impl->search_entry = NULL;
5354     }
5355 }
5356
5357 /* Stops running operations like populating the browse model, searches, and the recent-files model */
5358 static void
5359 operation_mode_stop (GtkFileChooserDefault *impl, OperationMode mode)
5360 {
5361   switch (mode)
5362     {
5363     case OPERATION_MODE_BROWSE:
5364       stop_loading_and_clear_list_model (impl, TRUE);
5365       break;
5366
5367     case OPERATION_MODE_SEARCH:
5368       search_stop_searching (impl, FALSE);
5369       search_clear_model (impl, TRUE);
5370
5371       operation_mode_discard_search_widgets (impl);
5372       break;
5373
5374     case OPERATION_MODE_RECENT:
5375       recent_stop_loading (impl);
5376       recent_clear_model (impl, TRUE);
5377       break;
5378
5379     default:
5380       g_assert_not_reached ();
5381     }
5382 }
5383
5384 static void
5385 operation_mode_set_browse (GtkFileChooserDefault *impl)
5386 {
5387   path_bar_update (impl);
5388
5389   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5390       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5391     {
5392       gtk_widget_show (impl->location_button);
5393       location_mode_set (impl, impl->location_mode, TRUE);
5394
5395       if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)
5396         gtk_widget_show (impl->location_entry_box);
5397     }
5398 }
5399
5400 static void
5401 operation_mode_set_search (GtkFileChooserDefault *impl)
5402 {
5403   g_assert (impl->search_hbox == NULL);
5404   g_assert (impl->search_entry == NULL);
5405   g_assert (impl->search_model == NULL);
5406
5407   search_setup_widgets (impl);
5408 }
5409
5410 static void
5411 operation_mode_set_recent (GtkFileChooserDefault *impl)
5412 {
5413   path_bar_update (impl);
5414
5415   /* Hide the location widgets temporarily */
5416   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5417       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5418     {
5419       gtk_widget_hide (impl->location_button);
5420       gtk_widget_hide (impl->location_entry_box);
5421     }
5422
5423   recent_start_loading (impl);
5424 }
5425
5426 /* Sometimes we need to frob the selection in the shortcuts list manually */
5427 static void
5428 shortcuts_select_item_without_activating (GtkFileChooserDefault *impl, int pos)
5429 {
5430   GtkTreeSelection *selection;
5431   GtkTreePath *path;
5432
5433   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
5434
5435   g_signal_handlers_block_by_func (selection, G_CALLBACK (shortcuts_selection_changed_cb), impl);
5436
5437   path = gtk_tree_path_new_from_indices (pos, -1);
5438   gtk_tree_selection_select_path (selection, path);
5439   gtk_tree_path_free (path);
5440
5441   g_signal_handlers_unblock_by_func (selection, G_CALLBACK (shortcuts_selection_changed_cb), impl);
5442 }
5443
5444 static void
5445 operation_mode_set (GtkFileChooserDefault *impl, OperationMode mode)
5446 {
5447   ShortcutsIndex shortcut_to_select;
5448
5449   operation_mode_stop (impl, impl->operation_mode);
5450
5451   impl->operation_mode = mode;
5452
5453   switch (impl->operation_mode)
5454     {
5455     case OPERATION_MODE_BROWSE:
5456       operation_mode_set_browse (impl);
5457       shortcut_to_select = SHORTCUTS_CURRENT_FOLDER;
5458       break;
5459
5460     case OPERATION_MODE_SEARCH:
5461       operation_mode_set_search (impl);
5462       shortcut_to_select = SHORTCUTS_SEARCH;
5463       break;
5464
5465     case OPERATION_MODE_RECENT:
5466       operation_mode_set_recent (impl);
5467       shortcut_to_select = SHORTCUTS_RECENT;
5468       break;
5469
5470     default:
5471       g_assert_not_reached ();
5472       return;
5473     }
5474
5475   if (shortcut_to_select != SHORTCUTS_CURRENT_FOLDER)
5476     shortcuts_select_item_without_activating (impl, shortcuts_get_index (impl, shortcut_to_select));
5477 }
5478
5479 /* This function is basically a do_all function.
5480  *
5481  * It sets the visibility on all the widgets based on the current state, and
5482  * moves the custom_widget if needed.
5483  */
5484 static void
5485 update_appearance (GtkFileChooserDefault *impl)
5486 {
5487   save_path_bar (impl);
5488
5489   if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5490       impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5491     {
5492       const char *text;
5493
5494       gtk_widget_hide (impl->location_button);
5495       save_widgets_create (impl);
5496
5497       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
5498         text = _("Save in _folder:");
5499       else
5500         text = _("Create in _folder:");
5501
5502       gtk_label_set_text_with_mnemonic (GTK_LABEL (impl->save_folder_label), text);
5503
5504       if (impl->select_multiple)
5505         {
5506           g_warning ("Save mode cannot be set in conjunction with multiple selection mode.  "
5507                      "Re-setting to single selection mode.");
5508           set_select_multiple (impl, FALSE, TRUE);
5509         }
5510     }
5511   else if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5512            impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5513     {
5514       gtk_widget_show (impl->location_button);
5515       save_widgets_destroy (impl);
5516       location_mode_set (impl, impl->location_mode, TRUE);
5517     }
5518
5519   if (impl->location_entry)
5520     _gtk_file_chooser_entry_set_action (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->action);
5521
5522   restore_path_bar (impl);
5523   path_bar_update (impl);
5524
5525   /* This *is* needed; we need to redraw the file list because the "sensitivity"
5526    * of files may change depending whether we are in a file or folder-only mode.
5527    */
5528   gtk_widget_queue_draw (impl->browse_files_tree_view);
5529
5530   emit_default_size_changed (impl);
5531 }
5532
5533 static void
5534 gtk_file_chooser_default_set_property (GObject      *object,
5535                                        guint         prop_id,
5536                                        const GValue *value,
5537                                        GParamSpec   *pspec)
5538
5539 {
5540   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
5541
5542   switch (prop_id)
5543     {
5544     case GTK_FILE_CHOOSER_PROP_ACTION:
5545       {
5546         GtkFileChooserAction action = g_value_get_enum (value);
5547
5548         if (action != impl->action)
5549           {
5550             gtk_file_chooser_default_unselect_all (GTK_FILE_CHOOSER (impl));
5551
5552             if ((action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5553                  action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5554                 && impl->select_multiple)
5555               {
5556                 g_warning ("Tried to change the file chooser action to SAVE or CREATE_FOLDER, but "
5557                            "this is not allowed in multiple selection mode.  Resetting the file chooser "
5558                            "to single selection mode.");
5559                 set_select_multiple (impl, FALSE, TRUE);
5560               }
5561             impl->action = action;
5562             update_cell_renderer_attributes (impl);
5563             update_appearance (impl);
5564             settings_load (impl);
5565           }
5566       }
5567       break;
5568
5569     case GTK_FILE_CHOOSER_PROP_FILTER:
5570       set_current_filter (impl, g_value_get_object (value));
5571       break;
5572
5573     case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
5574       set_local_only (impl, g_value_get_boolean (value));
5575       break;
5576
5577     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
5578       set_preview_widget (impl, g_value_get_object (value));
5579       break;
5580
5581     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
5582       impl->preview_widget_active = g_value_get_boolean (value);
5583       update_preview_widget_visibility (impl);
5584       break;
5585
5586     case GTK_FILE_CHOOSER_PROP_USE_PREVIEW_LABEL:
5587       impl->use_preview_label = g_value_get_boolean (value);
5588       update_preview_widget_visibility (impl);
5589       break;
5590
5591     case GTK_FILE_CHOOSER_PROP_EXTRA_WIDGET:
5592       set_extra_widget (impl, g_value_get_object (value));
5593       break;
5594
5595     case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
5596       {
5597         gboolean select_multiple = g_value_get_boolean (value);
5598         if ((impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5599              impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5600             && select_multiple)
5601           {
5602             g_warning ("Tried to set the file chooser to multiple selection mode, but this is "
5603                        "not allowed in SAVE or CREATE_FOLDER modes.  Ignoring the change and "
5604                        "leaving the file chooser in single selection mode.");
5605             return;
5606           }
5607
5608         set_select_multiple (impl, select_multiple, FALSE);
5609       }
5610       break;
5611
5612     case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
5613       {
5614         gboolean show_hidden = g_value_get_boolean (value);
5615         if (show_hidden != impl->show_hidden)
5616           {
5617             impl->show_hidden = show_hidden;
5618
5619             if (impl->browse_files_model)
5620               _gtk_file_system_model_set_show_hidden (impl->browse_files_model, show_hidden);
5621           }
5622       }
5623       break;
5624
5625     case GTK_FILE_CHOOSER_PROP_DO_OVERWRITE_CONFIRMATION:
5626       {
5627         gboolean do_overwrite_confirmation = g_value_get_boolean (value);
5628         impl->do_overwrite_confirmation = do_overwrite_confirmation;
5629       }
5630       break;
5631
5632     case GTK_FILE_CHOOSER_PROP_CREATE_FOLDERS:
5633       {
5634         gboolean create_folders = g_value_get_boolean (value);
5635         impl->create_folders = create_folders;
5636         update_appearance (impl);
5637       }
5638       break;
5639
5640     default:
5641       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
5642       break;
5643     }
5644 }
5645
5646 static void
5647 gtk_file_chooser_default_get_property (GObject    *object,
5648                                        guint       prop_id,
5649                                        GValue     *value,
5650                                        GParamSpec *pspec)
5651 {
5652   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
5653
5654   switch (prop_id)
5655     {
5656     case GTK_FILE_CHOOSER_PROP_ACTION:
5657       g_value_set_enum (value, impl->action);
5658       break;
5659
5660     case GTK_FILE_CHOOSER_PROP_FILTER:
5661       g_value_set_object (value, impl->current_filter);
5662       break;
5663
5664     case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
5665       g_value_set_boolean (value, impl->local_only);
5666       break;
5667
5668     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
5669       g_value_set_object (value, impl->preview_widget);
5670       break;
5671
5672     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
5673       g_value_set_boolean (value, impl->preview_widget_active);
5674       break;
5675
5676     case GTK_FILE_CHOOSER_PROP_USE_PREVIEW_LABEL:
5677       g_value_set_boolean (value, impl->use_preview_label);
5678       break;
5679
5680     case GTK_FILE_CHOOSER_PROP_EXTRA_WIDGET:
5681       g_value_set_object (value, impl->extra_widget);
5682       break;
5683
5684     case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
5685       g_value_set_boolean (value, impl->select_multiple);
5686       break;
5687
5688     case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
5689       g_value_set_boolean (value, impl->show_hidden);
5690       break;
5691
5692     case GTK_FILE_CHOOSER_PROP_DO_OVERWRITE_CONFIRMATION:
5693       g_value_set_boolean (value, impl->do_overwrite_confirmation);
5694       break;
5695
5696     case GTK_FILE_CHOOSER_PROP_CREATE_FOLDERS:
5697       g_value_set_boolean (value, impl->create_folders);
5698       break;
5699
5700     default:
5701       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
5702       break;
5703     }
5704 }
5705
5706 /* This cancels everything that may be going on in the background. */
5707 static void
5708 cancel_all_operations (GtkFileChooserDefault *impl)
5709 {
5710   GSList *l;
5711
5712   pending_select_files_free (impl);
5713
5714   /* cancel all pending operations */
5715   if (impl->pending_cancellables)
5716     {
5717       for (l = impl->pending_cancellables; l; l = l->next)
5718         {
5719           GCancellable *cancellable = G_CANCELLABLE (l->data);
5720           g_cancellable_cancel (cancellable);
5721         }
5722       g_slist_free (impl->pending_cancellables);
5723       impl->pending_cancellables = NULL;
5724     }
5725
5726   if (impl->reload_icon_cancellables)
5727     {
5728       for (l = impl->reload_icon_cancellables; l; l = l->next)
5729         {
5730           GCancellable *cancellable = G_CANCELLABLE (l->data);
5731           g_cancellable_cancel (cancellable);
5732         }
5733       g_slist_free (impl->reload_icon_cancellables);
5734       impl->reload_icon_cancellables = NULL;
5735     }
5736
5737   if (impl->loading_shortcuts)
5738     {
5739       for (l = impl->loading_shortcuts; l; l = l->next)
5740         {
5741           GCancellable *cancellable = G_CANCELLABLE (l->data);
5742           g_cancellable_cancel (cancellable);
5743         }
5744       g_slist_free (impl->loading_shortcuts);
5745       impl->loading_shortcuts = NULL;
5746     }
5747
5748   if (impl->file_list_drag_data_received_cancellable)
5749     {
5750       g_cancellable_cancel (impl->file_list_drag_data_received_cancellable);
5751       impl->file_list_drag_data_received_cancellable = NULL;
5752     }
5753
5754   if (impl->update_current_folder_cancellable)
5755     {
5756       g_cancellable_cancel (impl->update_current_folder_cancellable);
5757       impl->update_current_folder_cancellable = NULL;
5758     }
5759
5760   if (impl->should_respond_get_info_cancellable)
5761     {
5762       g_cancellable_cancel (impl->should_respond_get_info_cancellable);
5763       impl->should_respond_get_info_cancellable = NULL;
5764     }
5765
5766   if (impl->update_from_entry_cancellable)
5767     {
5768       g_cancellable_cancel (impl->update_from_entry_cancellable);
5769       impl->update_from_entry_cancellable = NULL;
5770     }
5771
5772   if (impl->shortcuts_activate_iter_cancellable)
5773     {
5774       g_cancellable_cancel (impl->shortcuts_activate_iter_cancellable);
5775       impl->shortcuts_activate_iter_cancellable = NULL;
5776     }
5777
5778   search_stop_searching (impl, TRUE);
5779   recent_stop_loading (impl);
5780 }
5781
5782 /* Removes the settings signal handler.  It's safe to call multiple times */
5783 static void
5784 remove_settings_signal (GtkFileChooserDefault *impl,
5785                         GdkScreen             *screen)
5786 {
5787   if (impl->settings_signal_id)
5788     {
5789       GtkSettings *settings;
5790
5791       settings = gtk_settings_get_for_screen (screen);
5792       g_signal_handler_disconnect (settings,
5793                                    impl->settings_signal_id);
5794       impl->settings_signal_id = 0;
5795     }
5796 }
5797
5798 static void
5799 gtk_file_chooser_default_dispose (GObject *object)
5800 {
5801   GtkFileChooserDefault *impl = (GtkFileChooserDefault *) object;
5802
5803   cancel_all_operations (impl);
5804
5805   if (impl->extra_widget)
5806     {
5807       g_object_unref (impl->extra_widget);
5808       impl->extra_widget = NULL;
5809     }
5810
5811   remove_settings_signal (impl, gtk_widget_get_screen (GTK_WIDGET (impl)));
5812
5813   G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->dispose (object);
5814 }
5815
5816 /* We override show-all since we have internal widgets that
5817  * shouldn't be shown when you call show_all(), like the filter
5818  * combo box.
5819  */
5820 static void
5821 gtk_file_chooser_default_show_all (GtkWidget *widget)
5822 {
5823   GtkFileChooserDefault *impl = (GtkFileChooserDefault *) widget;
5824
5825   gtk_widget_show (widget);
5826
5827   if (impl->extra_widget)
5828     gtk_widget_show_all (impl->extra_widget);
5829 }
5830
5831 /* Handler for GtkWindow::set-focus; this is where we save the last-focused
5832  * widget on our toplevel.  See gtk_file_chooser_default_hierarchy_changed()
5833  */
5834 static void
5835 toplevel_set_focus_cb (GtkWindow             *window,
5836                        GtkWidget             *focus,
5837                        GtkFileChooserDefault *impl)
5838 {
5839   impl->toplevel_last_focus_widget = gtk_window_get_focus (window);
5840 }
5841
5842 /* We monitor the focus widget on our toplevel to be able to know which widget
5843  * was last focused at the time our "should_respond" method gets called.
5844  */
5845 static void
5846 gtk_file_chooser_default_hierarchy_changed (GtkWidget *widget,
5847                                             GtkWidget *previous_toplevel)
5848 {
5849   GtkFileChooserDefault *impl;
5850   GtkWidget *toplevel;
5851
5852   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5853   toplevel = gtk_widget_get_toplevel (widget);
5854
5855   if (previous_toplevel &&
5856       impl->toplevel_set_focus_id != 0)
5857     {
5858       g_signal_handler_disconnect (previous_toplevel,
5859                                    impl->toplevel_set_focus_id);
5860       impl->toplevel_set_focus_id = 0;
5861       impl->toplevel_last_focus_widget = NULL;
5862     }
5863
5864   if (gtk_widget_is_toplevel (toplevel))
5865     {
5866       g_assert (impl->toplevel_set_focus_id == 0);
5867       impl->toplevel_set_focus_id = g_signal_connect (toplevel, "set-focus",
5868                                                       G_CALLBACK (toplevel_set_focus_cb), impl);
5869       impl->toplevel_last_focus_widget = gtk_window_get_focus (GTK_WINDOW (toplevel));
5870     }
5871 }
5872
5873 /* Changes the icons wherever it is needed */
5874 static void
5875 change_icon_theme (GtkFileChooserDefault *impl)
5876 {
5877   GtkSettings *settings;
5878   gint width, height;
5879   GtkCellRenderer *renderer;
5880   GList *cells;
5881
5882   profile_start ("start", NULL);
5883
5884   settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
5885
5886   if (gtk_icon_size_lookup_for_settings (settings, GTK_ICON_SIZE_MENU, &width, &height))
5887     impl->icon_size = MAX (width, height);
5888   else
5889     impl->icon_size = FALLBACK_ICON_SIZE;
5890
5891   shortcuts_reload_icons (impl);
5892   /* the first cell in the first column is the icon column, and we have a fixed size there */
5893   cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (
5894         gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 0)));
5895   renderer = GTK_CELL_RENDERER (cells->data);
5896   set_icon_cell_renderer_fixed_size (impl, renderer);
5897   g_list_free (cells);
5898   if (impl->browse_files_model)
5899     _gtk_file_system_model_clear_cache (impl->browse_files_model, MODEL_COL_PIXBUF);
5900   gtk_widget_queue_resize (impl->browse_files_tree_view);
5901
5902   profile_end ("end", NULL);
5903 }
5904
5905 /* Callback used when a GtkSettings value changes */
5906 static void
5907 settings_notify_cb (GObject               *object,
5908                     GParamSpec            *pspec,
5909                     GtkFileChooserDefault *impl)
5910 {
5911   const char *name;
5912
5913   profile_start ("start", NULL);
5914
5915   name = g_param_spec_get_name (pspec);
5916
5917   if (strcmp (name, "gtk-icon-theme-name") == 0 ||
5918       strcmp (name, "gtk-icon-sizes") == 0)
5919     change_icon_theme (impl);
5920
5921   profile_end ("end", NULL);
5922 }
5923
5924 /* Installs a signal handler for GtkSettings so that we can monitor changes in
5925  * the icon theme.
5926  */
5927 static void
5928 check_icon_theme (GtkFileChooserDefault *impl)
5929 {
5930   GtkSettings *settings;
5931
5932   profile_start ("start", NULL);
5933
5934   if (impl->settings_signal_id)
5935     {
5936       profile_end ("end", NULL);
5937       return;
5938     }
5939
5940   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
5941     {
5942       settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
5943       impl->settings_signal_id = g_signal_connect (settings, "notify",
5944                                                    G_CALLBACK (settings_notify_cb), impl);
5945
5946       change_icon_theme (impl);
5947     }
5948
5949   profile_end ("end", NULL);
5950 }
5951
5952 static void
5953 gtk_file_chooser_default_style_updated (GtkWidget *widget)
5954 {
5955   GtkFileChooserDefault *impl;
5956
5957   profile_start ("start", NULL);
5958
5959   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5960
5961   profile_msg ("    parent class style_udpated start", NULL);
5962   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->style_updated (widget);
5963   profile_msg ("    parent class style_updated end", NULL);
5964
5965   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
5966     change_icon_theme (impl);
5967
5968   emit_default_size_changed (impl);
5969
5970   profile_end ("end", NULL);
5971 }
5972
5973 static void
5974 gtk_file_chooser_default_screen_changed (GtkWidget *widget,
5975                                          GdkScreen *previous_screen)
5976 {
5977   GtkFileChooserDefault *impl;
5978
5979   profile_start ("start", NULL);
5980
5981   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5982
5983   if (GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->screen_changed)
5984     GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->screen_changed (widget, previous_screen);
5985
5986   remove_settings_signal (impl, previous_screen);
5987   check_icon_theme (impl);
5988
5989   emit_default_size_changed (impl);
5990
5991   profile_end ("end", NULL);
5992 }
5993
5994 static void
5995 gtk_file_chooser_default_size_allocate (GtkWidget     *widget,
5996                                         GtkAllocation *allocation)
5997 {
5998   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->size_allocate (widget, allocation);
5999 }
6000
6001 static void
6002 set_sort_column (GtkFileChooserDefault *impl)
6003 {
6004   GtkTreeSortable *sortable;
6005
6006   sortable = GTK_TREE_SORTABLE (gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view)));
6007
6008   /* can happen when we're still populating the model */
6009   if (sortable == NULL)
6010     return;
6011
6012   gtk_tree_sortable_set_sort_column_id (sortable,
6013                                         impl->sort_column,
6014                                         impl->sort_order);
6015 }
6016
6017 static void
6018 settings_load (GtkFileChooserDefault *impl)
6019 {
6020   LocationMode location_mode;
6021   gboolean show_hidden;
6022   gboolean show_size_column;
6023   gint sort_column;
6024   GtkSortType sort_order;
6025   gint sidebar_width;
6026   GSettings *settings;
6027
6028   settings = _gtk_file_chooser_get_settings_for_widget (GTK_WIDGET (impl));
6029
6030   location_mode = g_settings_get_enum (settings, SETTINGS_KEY_LOCATION_MODE);
6031   show_hidden = g_settings_get_boolean (settings, SETTINGS_KEY_SHOW_HIDDEN);
6032   show_size_column = g_settings_get_boolean (settings, SETTINGS_KEY_SHOW_SIZE_COLUMN);
6033   sort_column = g_settings_get_enum (settings, SETTINGS_KEY_SORT_COLUMN);
6034   sort_order = g_settings_get_enum (settings, SETTINGS_KEY_SORT_ORDER);
6035   sidebar_width = g_settings_get_int (settings, SETTINGS_KEY_SIDEBAR_WIDTH);
6036
6037   location_mode_set (impl, location_mode, TRUE);
6038
6039   gtk_file_chooser_set_show_hidden (GTK_FILE_CHOOSER (impl), show_hidden);
6040
6041   impl->show_size_column = show_size_column;
6042   gtk_tree_view_column_set_visible (impl->list_size_column, show_size_column);
6043
6044   impl->sort_column = sort_column;
6045   impl->sort_order = sort_order;
6046   /* We don't call set_sort_column() here as the models may not have been
6047    * created yet.  The individual functions that create and set the models will
6048    * call set_sort_column() themselves.
6049    */
6050
6051   gtk_paned_set_position (GTK_PANED (impl->browse_widgets_hpaned), sidebar_width);
6052 }
6053
6054 static void
6055 save_dialog_geometry (GtkFileChooserDefault *impl)
6056 {
6057   GtkWindow *toplevel;
6058   int x, y, width, height;
6059   GSettings *settings;
6060
6061   toplevel = get_toplevel (GTK_WIDGET (impl));
6062
6063   if (!(toplevel && GTK_IS_FILE_CHOOSER_DIALOG (toplevel)))
6064     return;
6065
6066   settings = _gtk_file_chooser_get_settings_for_widget (GTK_WIDGET (toplevel));
6067
6068   gtk_window_get_position (toplevel, &x, &y);
6069   gtk_window_get_size (toplevel, &width, &height);
6070
6071   g_settings_set (settings, SETTINGS_KEY_WINDOW_POSITION, "(ii)", x, y);
6072   g_settings_set (settings, SETTINGS_KEY_WINDOW_SIZE, "(ii)", width, height);
6073 }
6074
6075 static void
6076 settings_save (GtkFileChooserDefault *impl)
6077 {
6078   char *current_folder_uri;
6079   GSettings *settings;
6080
6081   settings = _gtk_file_chooser_get_settings_for_widget (GTK_WIDGET (impl));
6082
6083   /* Current folder */
6084
6085   if (impl->current_folder)
6086     current_folder_uri = g_file_get_uri (impl->current_folder);
6087   else
6088     current_folder_uri = "";
6089
6090   g_settings_set_string (settings, SETTINGS_KEY_LAST_FOLDER_URI, current_folder_uri);
6091
6092   if (impl->current_folder)
6093     g_free (current_folder_uri);
6094
6095   /* All the other state */
6096
6097   g_settings_set_enum (settings, SETTINGS_KEY_LOCATION_MODE, impl->location_mode);
6098   g_settings_set_boolean (settings, SETTINGS_KEY_SHOW_HIDDEN,
6099                           gtk_file_chooser_get_show_hidden (GTK_FILE_CHOOSER (impl)));
6100   g_settings_set_boolean (settings, SETTINGS_KEY_SHOW_SIZE_COLUMN, impl->show_size_column);
6101   g_settings_set_enum (settings, SETTINGS_KEY_SORT_COLUMN, impl->sort_column);
6102   g_settings_set_enum (settings, SETTINGS_KEY_SORT_ORDER, impl->sort_order);
6103   g_settings_set_int (settings, SETTINGS_KEY_SIDEBAR_WIDTH,
6104                      gtk_paned_get_position (GTK_PANED (impl->browse_widgets_hpaned)));
6105
6106   save_dialog_geometry (impl);
6107
6108   /* Now apply the settings */
6109   g_settings_apply (settings);
6110 }
6111
6112 /* GtkWidget::realize method */
6113 static void
6114 gtk_file_chooser_default_realize (GtkWidget *widget)
6115 {
6116   GtkFileChooserDefault *impl;
6117
6118   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
6119
6120   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->realize (widget);
6121
6122   emit_default_size_changed (impl);
6123 }
6124
6125 static GFile *
6126 get_file_for_last_folder_opened (GtkFileChooserDefault *impl)
6127 {
6128   char *last_folder_uri;
6129   GSettings *settings;
6130   GFile *file;
6131
6132   settings = _gtk_file_chooser_get_settings_for_widget (GTK_WIDGET (impl));
6133
6134   last_folder_uri = g_settings_get_string (settings, SETTINGS_KEY_LAST_FOLDER_URI);
6135
6136   /* If no last folder is set, we use the user's home directory, since
6137    * this is the starting point for most documents.
6138    */
6139   if (last_folder_uri[0] == '\0')
6140     file = g_file_new_for_path (g_get_home_dir ());
6141   else
6142     file = g_file_new_for_uri (last_folder_uri);
6143
6144   g_free (last_folder_uri);
6145
6146   return file;
6147 }
6148
6149 /* GtkWidget::map method */
6150 static void
6151 gtk_file_chooser_default_map (GtkWidget *widget)
6152 {
6153   GtkFileChooserDefault *impl;
6154
6155   profile_start ("start", NULL);
6156
6157   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
6158
6159   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->map (widget);
6160
6161   if (impl->operation_mode == OPERATION_MODE_BROWSE)
6162     {
6163       switch (impl->reload_state)
6164         {
6165         case RELOAD_EMPTY:
6166           recent_shortcut_handler (impl);
6167           break;
6168
6169         case RELOAD_HAS_FOLDER:
6170           /* Nothing; we are already loading or loaded, so we
6171            * don't need to reload
6172            */
6173           break;
6174
6175         default:
6176           g_assert_not_reached ();
6177       }
6178     }
6179
6180   volumes_bookmarks_changed_cb (impl->file_system, impl);
6181
6182   settings_load (impl);
6183
6184   profile_end ("end", NULL);
6185 }
6186
6187 /* GtkWidget::unmap method */
6188 static void
6189 gtk_file_chooser_default_unmap (GtkWidget *widget)
6190 {
6191   GtkFileChooserDefault *impl;
6192
6193   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
6194
6195   settings_save (impl);
6196
6197   cancel_all_operations (impl);
6198   impl->reload_state = RELOAD_EMPTY;
6199
6200   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->unmap (widget);
6201 }
6202
6203 #define COMPARE_DIRECTORIES                                                                                    \
6204   GtkFileChooserDefault *impl = user_data;                                                                     \
6205   GtkFileSystemModel *fs_model = GTK_FILE_SYSTEM_MODEL (model);                                                \
6206   gboolean dir_a, dir_b;                                                                                       \
6207                                                                                                                \
6208   dir_a = g_value_get_boolean (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_IS_FOLDER));           \
6209   dir_b = g_value_get_boolean (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_IS_FOLDER));           \
6210                                                                                                                \
6211   if (dir_a != dir_b)                                                                                          \
6212     return impl->list_sort_ascending ? (dir_a ? -1 : 1) : (dir_a ? 1 : -1) /* Directories *always* go first */
6213
6214 /* Sort callback for the filename column */
6215 static gint
6216 name_sort_func (GtkTreeModel *model,
6217                 GtkTreeIter  *a,
6218                 GtkTreeIter  *b,
6219                 gpointer      user_data)
6220 {
6221   COMPARE_DIRECTORIES;
6222   else
6223     {
6224       const char *key_a, *key_b;
6225       gint result;
6226
6227       key_a = g_value_get_string (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_NAME_COLLATED));
6228       key_b = g_value_get_string (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_NAME_COLLATED));
6229
6230       if (key_a && key_b)
6231         result = strcmp (key_a, key_b);
6232       else if (key_a)
6233         result = 1;
6234       else if (key_b)
6235         result = -1;
6236       else
6237         result = 0;
6238
6239       return result;
6240     }
6241 }
6242
6243 /* Sort callback for the size column */
6244 static gint
6245 size_sort_func (GtkTreeModel *model,
6246                 GtkTreeIter  *a,
6247                 GtkTreeIter  *b,
6248                 gpointer      user_data)
6249 {
6250   COMPARE_DIRECTORIES;
6251   else
6252     {
6253       gint64 size_a, size_b;
6254
6255       size_a = g_value_get_int64 (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_SIZE));
6256       size_b = g_value_get_int64 (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_SIZE));
6257
6258       return size_a < size_b ? -1 : (size_a == size_b ? 0 : 1);
6259     }
6260 }
6261
6262 /* Sort callback for the mtime column */
6263 static gint
6264 mtime_sort_func (GtkTreeModel *model,
6265                  GtkTreeIter  *a,
6266                  GtkTreeIter  *b,
6267                  gpointer      user_data)
6268 {
6269   COMPARE_DIRECTORIES;
6270   else
6271     {
6272       glong ta, tb;
6273
6274       ta = g_value_get_long (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_MTIME));
6275       tb = g_value_get_long (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_MTIME));
6276
6277       return ta < tb ? -1 : (ta == tb ? 0 : 1);
6278     }
6279 }
6280
6281 /* Callback used when the sort column changes.  We cache the sort order for use
6282  * in name_sort_func().
6283  */
6284 static void
6285 list_sort_column_changed_cb (GtkTreeSortable       *sortable,
6286                              GtkFileChooserDefault *impl)
6287 {
6288   gint sort_column_id;
6289   GtkSortType sort_type;
6290
6291   if (gtk_tree_sortable_get_sort_column_id (sortable, &sort_column_id, &sort_type))
6292     {
6293       impl->list_sort_ascending = (sort_type == GTK_SORT_ASCENDING);
6294       impl->sort_column = sort_column_id;
6295       impl->sort_order = sort_type;
6296     }
6297 }
6298
6299 static void
6300 set_busy_cursor (GtkFileChooserDefault *impl,
6301                  gboolean               busy)
6302 {
6303   GtkWidget *widget;
6304   GtkWindow *toplevel;
6305   GdkDisplay *display;
6306   GdkCursor *cursor;
6307
6308   toplevel = get_toplevel (GTK_WIDGET (impl));
6309   widget = GTK_WIDGET (toplevel);
6310   if (!toplevel || !gtk_widget_get_realized (widget))
6311     return;
6312
6313   display = gtk_widget_get_display (widget);
6314
6315   if (busy)
6316     cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
6317   else
6318     cursor = NULL;
6319
6320   gdk_window_set_cursor (gtk_widget_get_window (widget), cursor);
6321   gdk_display_flush (display);
6322
6323   if (cursor)
6324     g_object_unref (cursor);
6325 }
6326
6327 /* Creates a sort model to wrap the file system model and sets it on the tree view */
6328 static void
6329 load_set_model (GtkFileChooserDefault *impl)
6330 {
6331   profile_start ("start", NULL);
6332
6333   g_assert (impl->browse_files_model != NULL);
6334
6335   profile_msg ("    gtk_tree_view_set_model start", NULL);
6336   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
6337                            GTK_TREE_MODEL (impl->browse_files_model));
6338   gtk_tree_view_columns_autosize (GTK_TREE_VIEW (impl->browse_files_tree_view));
6339   gtk_tree_view_set_search_column (GTK_TREE_VIEW (impl->browse_files_tree_view),
6340                                    MODEL_COL_NAME);
6341   file_list_set_sort_column_ids (impl);
6342   set_sort_column (impl);
6343   profile_msg ("    gtk_tree_view_set_model end", NULL);
6344   impl->list_sort_ascending = TRUE;
6345
6346   profile_end ("end", NULL);
6347 }
6348
6349 /* Timeout callback used when the loading timer expires */
6350 static gboolean
6351 load_timeout_cb (gpointer data)
6352 {
6353   GtkFileChooserDefault *impl;
6354
6355   profile_start ("start", NULL);
6356
6357   impl = GTK_FILE_CHOOSER_DEFAULT (data);
6358   g_assert (impl->load_state == LOAD_PRELOAD);
6359   g_assert (impl->load_timeout_id != 0);
6360   g_assert (impl->browse_files_model != NULL);
6361
6362   impl->load_timeout_id = 0;
6363   impl->load_state = LOAD_LOADING;
6364
6365   load_set_model (impl);
6366
6367   profile_end ("end", NULL);
6368
6369   return FALSE;
6370 }
6371
6372 /* Sets up a new load timer for the model and switches to the LOAD_PRELOAD state */
6373 static void
6374 load_setup_timer (GtkFileChooserDefault *impl)
6375 {
6376   g_assert (impl->load_timeout_id == 0);
6377   g_assert (impl->load_state != LOAD_PRELOAD);
6378
6379   impl->load_timeout_id = gdk_threads_add_timeout (MAX_LOADING_TIME, load_timeout_cb, impl);
6380   impl->load_state = LOAD_PRELOAD;
6381 }
6382
6383 /* Removes the load timeout and switches to the LOAD_FINISHED state */
6384 static void
6385 load_remove_timer (GtkFileChooserDefault *impl)
6386 {
6387   if (impl->load_timeout_id != 0)
6388     {
6389       g_assert (impl->load_state == LOAD_PRELOAD);
6390
6391       g_source_remove (impl->load_timeout_id);
6392       impl->load_timeout_id = 0;
6393       impl->load_state = LOAD_EMPTY;
6394     }
6395   else
6396     g_assert (impl->load_state == LOAD_EMPTY ||
6397               impl->load_state == LOAD_LOADING ||
6398               impl->load_state == LOAD_FINISHED);
6399 }
6400
6401 /* Selects the first row in the file list */
6402 static void
6403 browse_files_select_first_row (GtkFileChooserDefault *impl)
6404 {
6405   GtkTreePath *path;
6406   GtkTreeIter dummy_iter;
6407   GtkTreeModel *tree_model;
6408
6409   tree_model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
6410
6411   if (!tree_model)
6412     return;
6413
6414   path = gtk_tree_path_new_from_indices (0, -1);
6415
6416   /* If the list is empty, do nothing. */
6417   if (gtk_tree_model_get_iter (tree_model, &dummy_iter, path))
6418       gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view), path, NULL, FALSE);
6419
6420   gtk_tree_path_free (path);
6421 }
6422
6423 struct center_selected_row_closure {
6424   GtkFileChooserDefault *impl;
6425   gboolean already_centered;
6426 };
6427
6428 /* Callback used from gtk_tree_selection_selected_foreach(); centers the
6429  * selected row in the tree view.
6430  */
6431 static void
6432 center_selected_row_foreach_cb (GtkTreeModel      *model,
6433                                 GtkTreePath       *path,
6434                                 GtkTreeIter       *iter,
6435                                 gpointer           data)
6436 {
6437   struct center_selected_row_closure *closure;
6438
6439   closure = data;
6440   if (closure->already_centered)
6441     return;
6442
6443   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (closure->impl->browse_files_tree_view), path, NULL, TRUE, 0.5, 0.0);
6444   closure->already_centered = TRUE;
6445 }
6446
6447 /* Centers the selected row in the tree view */
6448 static void
6449 browse_files_center_selected_row (GtkFileChooserDefault *impl)
6450 {
6451   struct center_selected_row_closure closure;
6452   GtkTreeSelection *selection;
6453
6454   closure.impl = impl;
6455   closure.already_centered = FALSE;
6456
6457   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6458   gtk_tree_selection_selected_foreach (selection, center_selected_row_foreach_cb, &closure);
6459 }
6460
6461 static gboolean
6462 show_and_select_files (GtkFileChooserDefault *impl,
6463                        GSList                *files)
6464 {
6465   GtkTreeSelection *selection;
6466   GtkFileSystemModel *fsmodel;
6467   gboolean enabled_hidden, removed_filters;
6468   gboolean selected_a_file;
6469   GSList *walk;
6470
6471   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6472   fsmodel = GTK_FILE_SYSTEM_MODEL (gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view)));
6473
6474   enabled_hidden = impl->show_hidden;
6475   removed_filters = (impl->current_filter == NULL);
6476
6477   selected_a_file = FALSE;
6478
6479   for (walk = files; walk; walk = walk->next)
6480     {
6481       GFile *file = walk->data;
6482       GtkTreeIter iter;
6483
6484       /* Is it a hidden file? */
6485
6486       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6487         continue;
6488
6489       if (!_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6490         {
6491           GFileInfo *info = _gtk_file_system_model_get_info (fsmodel, &iter);
6492
6493           if (!enabled_hidden &&
6494               (g_file_info_get_is_hidden (info) ||
6495                g_file_info_get_is_backup (info)))
6496             {
6497               g_object_set (impl, "show-hidden", TRUE, NULL);
6498               enabled_hidden = TRUE;
6499             }
6500         }
6501
6502       /* Is it a filtered file? */
6503
6504       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6505         continue; /* re-get the iter as it may change when the model refilters */
6506
6507       if (!_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6508         {
6509           /* Maybe we should have a way to ask the fsmodel if it had filtered a file */
6510           if (!removed_filters)
6511             {
6512               set_current_filter (impl, NULL);
6513               removed_filters = TRUE;
6514             }
6515         }
6516
6517       /* Okay, can we select the file now? */
6518
6519       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6520         continue;
6521
6522       if (_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6523         {
6524           GtkTreePath *path;
6525
6526           gtk_tree_selection_select_iter (selection, &iter);
6527
6528           path = gtk_tree_model_get_path (GTK_TREE_MODEL (fsmodel), &iter);
6529           gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view),
6530                                     path, NULL, FALSE);
6531           gtk_tree_path_free (path);
6532
6533           selected_a_file = TRUE;
6534         }
6535     }
6536
6537   browse_files_center_selected_row (impl);
6538
6539   return selected_a_file;
6540 }
6541
6542 /* Processes the pending operation when a folder is finished loading */
6543 static void
6544 pending_select_files_process (GtkFileChooserDefault *impl)
6545 {
6546   g_assert (impl->load_state == LOAD_FINISHED);
6547   g_assert (impl->browse_files_model != NULL);
6548
6549   if (impl->pending_select_files)
6550     {
6551       show_and_select_files (impl, impl->pending_select_files);
6552       pending_select_files_free (impl);
6553       browse_files_center_selected_row (impl);
6554     }
6555   else
6556     {
6557       /* We only select the first row if the chooser is actually mapped ---
6558        * selecting the first row is to help the user when he is interacting with
6559        * the chooser, but sometimes a chooser works not on behalf of the user,
6560        * but rather on behalf of something else like GtkFileChooserButton.  In
6561        * that case, the chooser's selection should be what the caller expects,
6562        * as the user can't see that something else got selected.  See bug #165264.
6563        */
6564       if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN &&
6565           gtk_widget_get_mapped (GTK_WIDGET (impl)))
6566         browse_files_select_first_row (impl);
6567     }
6568
6569   g_assert (impl->pending_select_files == NULL);
6570 }
6571
6572 static void
6573 show_error_on_reading_current_folder (GtkFileChooserDefault *impl, GError *error)
6574 {
6575   GFileInfo *info;
6576   char *msg;
6577
6578   info = g_file_query_info (impl->current_folder,
6579                             G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME,
6580                             G_FILE_QUERY_INFO_NONE,
6581                             NULL,
6582                             NULL);
6583   if (info)
6584     {
6585       msg = g_strdup_printf (_("Could not read the contents of %s"), g_file_info_get_display_name (info));
6586       g_object_unref (info);
6587     }
6588   else
6589     msg = g_strdup (_("Could not read the contents of the folder"));
6590
6591   error_message (impl, msg, error->message);
6592   g_free (msg);
6593 }
6594
6595 /* Callback used when the file system model finishes loading */
6596 static void
6597 browse_files_model_finished_loading_cb (GtkFileSystemModel    *model,
6598                                         GError                *error,
6599                                         GtkFileChooserDefault *impl)
6600 {
6601   profile_start ("start", NULL);
6602
6603   if (error)
6604     show_error_on_reading_current_folder (impl, error);
6605
6606   if (impl->load_state == LOAD_PRELOAD)
6607     {
6608       load_remove_timer (impl);
6609       load_set_model (impl);
6610     }
6611   else if (impl->load_state == LOAD_LOADING)
6612     {
6613       /* Nothing */
6614     }
6615   else
6616     {
6617       /* We can't g_assert_not_reached(), as something other than us may have
6618        *  initiated a folder reload.  See #165556.
6619        */
6620       profile_end ("end", NULL);
6621       return;
6622     }
6623
6624   g_assert (impl->load_timeout_id == 0);
6625
6626   impl->load_state = LOAD_FINISHED;
6627
6628   pending_select_files_process (impl);
6629   set_busy_cursor (impl, FALSE);
6630 #ifdef PROFILE_FILE_CHOOSER
6631   access ("MARK: *** FINISHED LOADING", F_OK);
6632 #endif
6633
6634   profile_end ("end", NULL);
6635 }
6636
6637 static void
6638 stop_loading_and_clear_list_model (GtkFileChooserDefault *impl,
6639                                    gboolean remove_from_treeview)
6640 {
6641   load_remove_timer (impl); /* This changes the state to LOAD_EMPTY */
6642
6643   if (impl->browse_files_model)
6644     {
6645       g_object_unref (impl->browse_files_model);
6646       impl->browse_files_model = NULL;
6647     }
6648
6649   if (remove_from_treeview)
6650     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
6651 }
6652
6653 static char *
6654 my_g_format_time_for_display (glong secs)
6655 {
6656   GDate mtime, now;
6657   gint days_diff;
6658   struct tm tm_mtime;
6659   time_t time_mtime, time_now;
6660   const gchar *format;
6661   gchar *locale_format = NULL;
6662   gchar buf[256];
6663   char *date_str = NULL;
6664 #ifdef G_OS_WIN32
6665   const char *locale, *dot = NULL;
6666   gint64 codepage = -1;
6667   char charset[20];
6668 #endif
6669
6670   time_mtime = secs;
6671
6672 #ifdef HAVE_LOCALTIME_R
6673   localtime_r ((time_t *) &time_mtime, &tm_mtime);
6674 #else
6675   {
6676     struct tm *ptm = localtime ((time_t *) &time_mtime);
6677
6678     if (!ptm)
6679       {
6680         g_warning ("ptm != NULL failed");
6681
6682         return g_strdup (_("Unknown"));
6683       }
6684     else
6685       memcpy ((void *) &tm_mtime, (void *) ptm, sizeof (struct tm));
6686   }
6687 #endif /* HAVE_LOCALTIME_R */
6688
6689   g_date_set_time_t (&mtime, time_mtime);
6690   time_now = time (NULL);
6691   g_date_set_time_t (&now, time_now);
6692
6693   days_diff = g_date_get_julian (&now) - g_date_get_julian (&mtime);
6694
6695   /* Translators: %H means "hours" and %M means "minutes" */
6696   if (days_diff == 0)
6697     format = _("%H:%M");
6698   else if (days_diff == 1)
6699     format = _("Yesterday at %H:%M");
6700   else
6701     {
6702       if (days_diff > 1 && days_diff < 7)
6703         format = "%A"; /* Days from last week */
6704       else
6705         format = "%x"; /* Any other date */
6706     }
6707
6708 #ifdef G_OS_WIN32
6709   /* g_locale_from_utf8() returns a string in the system
6710    * code-page, which is not always the same as that used by the C
6711    * library. For instance when running a GTK+ program with
6712    * LANG=ko on an English version of Windows, the system
6713    * code-page is 1252, but the code-page used by the C library is
6714    * 949. (It's GTK+ itself that sets the C library locale when it
6715    * notices the LANG environment variable. See gtkmain.c The
6716    * Microsoft C library doesn't look at any locale environment
6717    * variables.) We need to pass strftime() a string in the C
6718    * library's code-page. See bug #509885.
6719    */
6720   locale = setlocale (LC_ALL, NULL);
6721   if (locale != NULL)
6722     dot = strchr (locale, '.');
6723   if (dot != NULL)
6724     {
6725       codepage = g_ascii_strtoll (dot+1, NULL, 10);
6726
6727       /* All codepages should fit in 16 bits AFAIK */
6728       if (codepage > 0 && codepage < 65536)
6729         {
6730           sprintf (charset, "CP%u", (guint) codepage);
6731           locale_format = g_convert (format, -1, charset, "UTF-8", NULL, NULL, NULL);
6732         }
6733     }
6734 #else
6735   locale_format = g_locale_from_utf8 (format, -1, NULL, NULL, NULL);
6736 #endif
6737   if (locale_format != NULL &&
6738       strftime (buf, sizeof (buf), locale_format, &tm_mtime) != 0)
6739     {
6740 #ifdef G_OS_WIN32
6741       /* As above but in opposite direction... */
6742       if (codepage > 0 && codepage < 65536)
6743         date_str = g_convert (buf, -1, "UTF-8", charset, NULL, NULL, NULL);
6744 #else
6745       date_str = g_locale_to_utf8 (buf, -1, NULL, NULL, NULL);
6746 #endif
6747     }
6748
6749   if (date_str == NULL)
6750     date_str = g_strdup (_("Unknown"));
6751
6752   g_free (locale_format);
6753   return date_str;
6754 }
6755
6756 static void
6757 copy_attribute (GFileInfo *to, GFileInfo *from, const char *attribute)
6758 {
6759   GFileAttributeType type;
6760   gpointer value;
6761
6762   if (g_file_info_get_attribute_data (from, attribute, &type, &value, NULL))
6763     g_file_info_set_attribute (to, attribute, type, value);
6764 }
6765
6766 static void
6767 file_system_model_got_thumbnail (GObject *object, GAsyncResult *res, gpointer data)
6768 {
6769   GtkFileSystemModel *model = data; /* might be unreffed if operation was cancelled */
6770   GFile *file = G_FILE (object);
6771   GFileInfo *queried, *info;
6772   GtkTreeIter iter;
6773
6774   queried = g_file_query_info_finish (file, res, NULL);
6775   if (queried == NULL)
6776     return;
6777
6778   gdk_threads_enter ();
6779
6780   /* now we know model is valid */
6781
6782   /* file was deleted */
6783   if (!_gtk_file_system_model_get_iter_for_file (model, &iter, file))
6784     {
6785       gdk_threads_leave ();
6786       return;
6787     }
6788
6789   info = g_file_info_dup (_gtk_file_system_model_get_info (model, &iter));
6790
6791   copy_attribute (info, queried, G_FILE_ATTRIBUTE_THUMBNAIL_PATH);
6792   copy_attribute (info, queried, G_FILE_ATTRIBUTE_THUMBNAILING_FAILED);
6793   copy_attribute (info, queried, G_FILE_ATTRIBUTE_STANDARD_ICON);
6794
6795   _gtk_file_system_model_update_file (model, file, info);
6796
6797   g_object_unref (info);
6798
6799   gdk_threads_leave ();
6800 }
6801
6802 static gboolean
6803 file_system_model_set (GtkFileSystemModel *model,
6804                        GFile              *file,
6805                        GFileInfo          *info,
6806                        int                 column,
6807                        GValue             *value,
6808                        gpointer            data)
6809 {
6810   GtkFileChooserDefault *impl = data;
6811
6812   switch (column)
6813     {
6814     case MODEL_COL_FILE:
6815       g_value_set_object (value, file);
6816       break;
6817     case MODEL_COL_NAME:
6818       if (info == NULL)
6819         g_value_set_string (value, DEFAULT_NEW_FOLDER_NAME);
6820       else
6821         g_value_set_string (value, g_file_info_get_display_name (info));
6822       break;
6823     case MODEL_COL_NAME_COLLATED:
6824       if (info == NULL)
6825         g_value_take_string (value, g_utf8_collate_key_for_filename (DEFAULT_NEW_FOLDER_NAME, -1));
6826       else
6827         g_value_take_string (value, g_utf8_collate_key_for_filename (g_file_info_get_display_name (info), -1));
6828       break;
6829     case MODEL_COL_IS_FOLDER:
6830       g_value_set_boolean (value, info == NULL || _gtk_file_info_consider_as_directory (info));
6831       break;
6832     case MODEL_COL_IS_SENSITIVE:
6833       if (info)
6834         {
6835           gboolean sensitive = TRUE;
6836
6837           if (!(impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER
6838                 || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER))
6839             {
6840               sensitive = TRUE; /* for file modes... */
6841             }
6842           else if (!_gtk_file_info_consider_as_directory (info))
6843             {
6844               sensitive = FALSE; /* for folder modes, files are not sensitive... */
6845             }
6846           else
6847             {
6848               /* ... and for folder modes, folders are sensitive only if the filter says so */
6849               GtkTreeIter iter;
6850               if (!_gtk_file_system_model_get_iter_for_file (model, &iter, file))
6851                 g_assert_not_reached ();
6852               sensitive = !_gtk_file_system_model_iter_is_filtered_out (model, &iter);
6853             }
6854
6855           g_value_set_boolean (value, sensitive);
6856         }
6857       else
6858         g_value_set_boolean (value, TRUE);
6859       break;
6860     case MODEL_COL_PIXBUF:
6861       if (info)
6862         {
6863           if (g_file_info_has_attribute (info, G_FILE_ATTRIBUTE_STANDARD_ICON))
6864             {
6865               g_value_take_object (value, _gtk_file_info_render_icon (info, GTK_WIDGET (impl), impl->icon_size));
6866             }
6867           else
6868             {
6869               GtkTreeModel *tree_model;
6870               GtkTreePath *path, *start, *end;
6871               GtkTreeIter iter;
6872
6873               if (impl->browse_files_tree_view == NULL ||
6874                   g_file_info_has_attribute (info, "filechooser::queried"))
6875                 return FALSE;
6876
6877               tree_model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
6878               if (tree_model != GTK_TREE_MODEL (model))
6879                 return FALSE;
6880
6881               if (!_gtk_file_system_model_get_iter_for_file (model,
6882                                                              &iter,
6883                                                              file))
6884                 g_assert_not_reached ();
6885               if (!gtk_tree_view_get_visible_range (GTK_TREE_VIEW (impl->browse_files_tree_view), &start, &end))
6886                 return FALSE;
6887               path = gtk_tree_model_get_path (tree_model, &iter);
6888               if (gtk_tree_path_compare (start, path) != 1 &&
6889                   gtk_tree_path_compare (path, end) != 1)
6890                 {
6891                   g_file_info_set_attribute_boolean (info, "filechooser::queried", TRUE);
6892                   g_file_query_info_async (file,
6893                                            G_FILE_ATTRIBUTE_THUMBNAIL_PATH ","
6894                                            G_FILE_ATTRIBUTE_THUMBNAILING_FAILED ","
6895                                            G_FILE_ATTRIBUTE_STANDARD_ICON,
6896                                            G_FILE_QUERY_INFO_NONE,
6897                                            G_PRIORITY_DEFAULT,
6898                                            _gtk_file_system_model_get_cancellable (model),
6899                                            file_system_model_got_thumbnail,
6900                                            model);
6901                 }
6902               gtk_tree_path_free (path);
6903               gtk_tree_path_free (start);
6904               gtk_tree_path_free (end);
6905               return FALSE;
6906             }
6907         }
6908       else
6909         g_value_set_object (value, NULL);
6910       break;
6911     case MODEL_COL_SIZE:
6912       g_value_set_int64 (value, info ? g_file_info_get_size (info) : 0);
6913       break;
6914     case MODEL_COL_SIZE_TEXT:
6915       if (info == NULL || _gtk_file_info_consider_as_directory (info))
6916         g_value_set_string (value, NULL);
6917       else
6918         g_value_take_string (value, g_format_size (g_file_info_get_size (info)));
6919       break;
6920     case MODEL_COL_MTIME:
6921     case MODEL_COL_MTIME_TEXT:
6922       {
6923         GTimeVal tv;
6924         if (info == NULL)
6925           break;
6926         g_file_info_get_modification_time (info, &tv);
6927         if (column == MODEL_COL_MTIME)
6928           g_value_set_long (value, tv.tv_sec);
6929         else if (tv.tv_sec == 0)
6930           g_value_set_static_string (value, _("Unknown"));
6931         else
6932           g_value_take_string (value, my_g_format_time_for_display (tv.tv_sec));
6933         break;
6934       }
6935     case MODEL_COL_ELLIPSIZE:
6936       g_value_set_enum (value, info ? PANGO_ELLIPSIZE_END : PANGO_ELLIPSIZE_NONE);
6937       break;
6938     default:
6939       g_assert_not_reached ();
6940       break;
6941     }
6942
6943   return TRUE;
6944 }
6945
6946 /* Gets rid of the old list model and creates a new one for the current folder */
6947 static gboolean
6948 set_list_model (GtkFileChooserDefault *impl,
6949                 GError               **error)
6950 {
6951   g_assert (impl->current_folder != NULL);
6952
6953   profile_start ("start", NULL);
6954
6955   stop_loading_and_clear_list_model (impl, TRUE);
6956
6957   set_busy_cursor (impl, TRUE);
6958
6959   impl->browse_files_model =
6960     _gtk_file_system_model_new_for_directory (impl->current_folder,
6961                                               MODEL_ATTRIBUTES,
6962                                               file_system_model_set,
6963                                               impl,
6964                                               MODEL_COLUMN_TYPES);
6965
6966   _gtk_file_system_model_set_show_hidden (impl->browse_files_model, impl->show_hidden);
6967
6968   profile_msg ("    set sort function", NULL);
6969   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_NAME, name_sort_func, impl, NULL);
6970   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_SIZE, size_sort_func, impl, NULL);
6971   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_MTIME, mtime_sort_func, impl, NULL);
6972   gtk_tree_sortable_set_default_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), NULL, NULL, NULL);
6973   set_sort_column (impl);
6974   impl->list_sort_ascending = TRUE;
6975   g_signal_connect (impl->browse_files_model, "sort-column-changed",
6976                     G_CALLBACK (list_sort_column_changed_cb), impl);
6977
6978   load_setup_timer (impl); /* This changes the state to LOAD_PRELOAD */
6979
6980   g_signal_connect (impl->browse_files_model, "finished-loading",
6981                     G_CALLBACK (browse_files_model_finished_loading_cb), impl);
6982
6983   _gtk_file_system_model_set_filter (impl->browse_files_model, impl->current_filter);
6984
6985   profile_end ("end", NULL);
6986
6987   return TRUE;
6988 }
6989
6990 struct update_chooser_entry_selected_foreach_closure {
6991   int num_selected;
6992   GtkTreeIter first_selected_iter;
6993 };
6994
6995 static gint
6996 compare_utf8_filenames (const gchar *a,
6997                         const gchar *b)
6998 {
6999   gchar *a_folded, *b_folded;
7000   gint retval;
7001
7002   a_folded = g_utf8_strdown (a, -1);
7003   b_folded = g_utf8_strdown (b, -1);
7004
7005   retval = strcmp (a_folded, b_folded);
7006
7007   g_free (a_folded);
7008   g_free (b_folded);
7009
7010   return retval;
7011 }
7012
7013 static void
7014 update_chooser_entry_selected_foreach (GtkTreeModel *model,
7015                                        GtkTreePath *path,
7016                                        GtkTreeIter *iter,
7017                                        gpointer data)
7018 {
7019   struct update_chooser_entry_selected_foreach_closure *closure;
7020
7021   closure = data;
7022   closure->num_selected++;
7023
7024   if (closure->num_selected == 1)
7025     closure->first_selected_iter = *iter;
7026 }
7027
7028 static void
7029 update_chooser_entry (GtkFileChooserDefault *impl)
7030 {
7031   GtkTreeSelection *selection;
7032   struct update_chooser_entry_selected_foreach_closure closure;
7033
7034   /* no need to update the file chooser's entry if there's no entry */
7035   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7036       !impl->location_entry)
7037     return;
7038
7039   if (!(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
7040         || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
7041         || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
7042              || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
7043             && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)))
7044     return;
7045
7046   g_assert (impl->location_entry != NULL);
7047
7048   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7049   closure.num_selected = 0;
7050   gtk_tree_selection_selected_foreach (selection, update_chooser_entry_selected_foreach, &closure);
7051
7052   if (closure.num_selected == 0)
7053     {
7054       if (impl->operation_mode == OPERATION_MODE_RECENT)
7055         _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), NULL);
7056       else
7057         goto maybe_clear_entry;
7058     }
7059   else if (closure.num_selected == 1)
7060     {
7061       if (impl->operation_mode == OPERATION_MODE_BROWSE)
7062         {
7063           GFileInfo *info;
7064           gboolean change_entry;
7065
7066           info = _gtk_file_system_model_get_info (impl->browse_files_model, &closure.first_selected_iter);
7067
7068           /* If the cursor moved to the row of the newly created folder,
7069            * retrieving info will return NULL.
7070            */
7071           if (!info)
7072             return;
7073
7074           g_free (impl->browse_files_last_selected_name);
7075           impl->browse_files_last_selected_name =
7076             g_strdup (g_file_info_get_display_name (info));
7077
7078           if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
7079               impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7080               impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
7081             {
7082               /* Don't change the name when clicking on a folder... */
7083               change_entry = (! _gtk_file_info_consider_as_directory (info));
7084             }
7085           else
7086             change_entry = TRUE; /* ... unless we are in SELECT_FOLDER mode */
7087
7088           if (change_entry)
7089             {
7090               gtk_entry_set_text (GTK_ENTRY (impl->location_entry), impl->browse_files_last_selected_name);
7091
7092               if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7093                 _gtk_file_chooser_entry_select_filename (GTK_FILE_CHOOSER_ENTRY (impl->location_entry));
7094             }
7095
7096           return;
7097         }
7098       else if (impl->operation_mode == OPERATION_MODE_RECENT
7099                && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7100         {
7101           GFile *folder;
7102
7103           /* Set the base folder on the name entry, so it will do completion relative to the correct recent-folder */
7104
7105           gtk_tree_model_get (GTK_TREE_MODEL (impl->recent_model), &closure.first_selected_iter,
7106                               MODEL_COL_FILE, &folder,
7107                               -1);
7108           _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), folder);
7109           g_object_unref (folder);
7110           return;
7111         }
7112     }
7113   else
7114     {
7115       g_assert (!(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7116                   impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER));
7117
7118       /* Multiple selection, so just clear the entry. */
7119       g_free (impl->browse_files_last_selected_name);
7120       impl->browse_files_last_selected_name = NULL;
7121
7122       gtk_entry_set_text (GTK_ENTRY (impl->location_entry), "");
7123       return;
7124     }
7125
7126  maybe_clear_entry:
7127
7128   if ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
7129       && impl->browse_files_last_selected_name)
7130     {
7131       const char *entry_text;
7132       int len;
7133       gboolean clear_entry;
7134
7135       entry_text = gtk_entry_get_text (GTK_ENTRY (impl->location_entry));
7136       len = strlen (entry_text);
7137       if (len != 0)
7138         {
7139           /* The file chooser entry may have appended a "/" to its text.
7140            * So take it out, and compare the result to the old selection.
7141            */
7142           if (entry_text[len - 1] == G_DIR_SEPARATOR)
7143             {
7144               gchar *tmp;
7145
7146               tmp = g_strndup (entry_text, len - 1);
7147               clear_entry = (compare_utf8_filenames (impl->browse_files_last_selected_name, tmp) == 0);
7148               g_free (tmp);
7149             }
7150           else
7151             clear_entry = (compare_utf8_filenames (impl->browse_files_last_selected_name, entry_text) == 0);
7152         }
7153       else
7154         clear_entry = FALSE;
7155
7156       if (clear_entry)
7157         gtk_entry_set_text (GTK_ENTRY (impl->location_entry), "");
7158     }
7159 }
7160
7161 static gboolean
7162 gtk_file_chooser_default_set_current_folder (GtkFileChooser  *chooser,
7163                                              GFile           *file,
7164                                              GError         **error)
7165 {
7166   return gtk_file_chooser_default_update_current_folder (chooser, file, FALSE, FALSE, error);
7167 }
7168
7169
7170 struct UpdateCurrentFolderData
7171 {
7172   GtkFileChooserDefault *impl;
7173   GFile *file;
7174   gboolean keep_trail;
7175   gboolean clear_entry;
7176   GFile *original_file;
7177   GError *original_error;
7178 };
7179
7180 static void
7181 update_current_folder_mount_enclosing_volume_cb (GCancellable        *cancellable,
7182                                                  GtkFileSystemVolume *volume,
7183                                                  const GError        *error,
7184                                                  gpointer             user_data)
7185 {
7186   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7187   struct UpdateCurrentFolderData *data = user_data;
7188   GtkFileChooserDefault *impl = data->impl;
7189
7190   if (cancellable != impl->update_current_folder_cancellable)
7191     goto out;
7192
7193   impl->update_current_folder_cancellable = NULL;
7194   set_busy_cursor (impl, FALSE);
7195
7196   if (cancelled)
7197     goto out;
7198
7199   if (error)
7200     {
7201       error_changing_folder_dialog (data->impl, data->file, g_error_copy (error));
7202       impl->reload_state = RELOAD_EMPTY;
7203       goto out;
7204     }
7205
7206   change_folder_and_display_error (impl, data->file, data->clear_entry);
7207
7208 out:
7209   g_object_unref (data->file);
7210   g_free (data);
7211
7212   g_object_unref (cancellable);
7213 }
7214
7215 static void
7216 update_current_folder_get_info_cb (GCancellable *cancellable,
7217                                    GFileInfo    *info,
7218                                    const GError *error,
7219                                    gpointer      user_data)
7220 {
7221   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7222   struct UpdateCurrentFolderData *data = user_data;
7223   GtkFileChooserDefault *impl = data->impl;
7224
7225   if (cancellable != impl->update_current_folder_cancellable)
7226     goto out;
7227
7228   impl->update_current_folder_cancellable = NULL;
7229   impl->reload_state = RELOAD_EMPTY;
7230
7231   set_busy_cursor (impl, FALSE);
7232
7233   if (cancelled)
7234     goto out;
7235
7236   if (error)
7237     {
7238       GFile *parent_file;
7239
7240       if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_NOT_MOUNTED))
7241         {
7242           GMountOperation *mount_operation;
7243           GtkWidget *toplevel;
7244
7245           g_object_unref (cancellable);
7246           toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
7247
7248           mount_operation = gtk_mount_operation_new (GTK_WINDOW (toplevel));
7249
7250           set_busy_cursor (impl, TRUE);
7251
7252           impl->update_current_folder_cancellable =
7253             _gtk_file_system_mount_enclosing_volume (impl->file_system, data->file,
7254                                                      mount_operation,
7255                                                      update_current_folder_mount_enclosing_volume_cb,
7256                                                      data);
7257
7258           return;
7259         }
7260
7261       if (!data->original_file)
7262         {
7263           data->original_file = g_object_ref (data->file);
7264           data->original_error = g_error_copy (error);
7265         }
7266
7267       parent_file = g_file_get_parent (data->file);
7268
7269       /* get parent path and try to change the folder to that */
7270       if (parent_file)
7271         {
7272           g_object_unref (data->file);
7273           data->file = parent_file;
7274
7275           g_object_unref (cancellable);
7276
7277           /* restart the update current folder operation */
7278           impl->reload_state = RELOAD_HAS_FOLDER;
7279
7280           impl->update_current_folder_cancellable =
7281             _gtk_file_system_get_info (impl->file_system, data->file,
7282                                        "standard::type",
7283                                        update_current_folder_get_info_cb,
7284                                        data);
7285
7286           set_busy_cursor (impl, TRUE);
7287
7288           return;
7289         }
7290       else
7291         {
7292           /* Error and bail out, ignoring "not found" errors since they're useless:
7293            * they only happen when a program defaults to a folder that has been (re)moved.
7294            */
7295           if (!g_error_matches (data->original_error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
7296             error_changing_folder_dialog (impl, data->original_file, data->original_error);
7297           else
7298             g_error_free (data->original_error);
7299
7300           g_object_unref (data->original_file);
7301
7302           goto out;
7303         }
7304     }
7305
7306   if (data->original_file)
7307     {
7308       /* Error and bail out, ignoring "not found" errors since they're useless:
7309        * they only happen when a program defaults to a folder that has been (re)moved.
7310        */
7311       if (!g_error_matches (data->original_error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
7312         error_changing_folder_dialog (impl, data->original_file, data->original_error);
7313       else
7314         g_error_free (data->original_error);
7315
7316       g_object_unref (data->original_file);
7317     }
7318
7319   if (! _gtk_file_info_consider_as_directory (info))
7320     goto out;
7321
7322   _gtk_path_bar_set_file (GTK_PATH_BAR (impl->browse_path_bar), data->file, data->keep_trail);
7323
7324   if (impl->current_folder != data->file)
7325     {
7326       if (impl->current_folder)
7327         g_object_unref (impl->current_folder);
7328
7329       impl->current_folder = g_object_ref (data->file);
7330     }
7331
7332   impl->reload_state = RELOAD_HAS_FOLDER;
7333
7334   /* Update the widgets that may trigger a folder change themselves.  */
7335
7336   if (!impl->changing_folder)
7337     {
7338       impl->changing_folder = TRUE;
7339
7340       shortcuts_update_current_folder (impl);
7341
7342       impl->changing_folder = FALSE;
7343     }
7344
7345   /* Set the folder on the save entry */
7346
7347   if (impl->location_entry)
7348     {
7349       _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry),
7350                                                impl->current_folder);
7351
7352       if (data->clear_entry)
7353         gtk_entry_set_text (GTK_ENTRY (impl->location_entry), "");
7354     }
7355
7356   /* Create a new list model.  This is slightly evil; we store the result value
7357    * but perform more actions rather than returning immediately even if it
7358    * generates an error.
7359    */
7360   set_list_model (impl, NULL);
7361
7362   /* Refresh controls */
7363
7364   shortcuts_find_current_folder (impl);
7365
7366   g_signal_emit_by_name (impl, "current-folder-changed", 0);
7367
7368   check_preview_change (impl);
7369   bookmarks_check_add_sensitivity (impl);
7370
7371   g_signal_emit_by_name (impl, "selection-changed", 0);
7372
7373 out:
7374   g_object_unref (data->file);
7375   g_free (data);
7376
7377   g_object_unref (cancellable);
7378 }
7379
7380 static gboolean
7381 gtk_file_chooser_default_update_current_folder (GtkFileChooser    *chooser,
7382                                                 GFile             *file,
7383                                                 gboolean           keep_trail,
7384                                                 gboolean           clear_entry,
7385                                                 GError           **error)
7386 {
7387   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7388   struct UpdateCurrentFolderData *data;
7389
7390   profile_start ("start", NULL);
7391
7392   g_object_ref (file);
7393
7394   operation_mode_set (impl, OPERATION_MODE_BROWSE);
7395
7396   if (impl->local_only && !g_file_is_native (file))
7397     {
7398       g_set_error_literal (error,
7399                            GTK_FILE_CHOOSER_ERROR,
7400                            GTK_FILE_CHOOSER_ERROR_BAD_FILENAME,
7401                            _("Cannot change to folder because it is not local"));
7402
7403       g_object_unref (file);
7404       profile_end ("end - not local", NULL);
7405       return FALSE;
7406     }
7407
7408   if (impl->update_current_folder_cancellable)
7409     g_cancellable_cancel (impl->update_current_folder_cancellable);
7410
7411   /* Test validity of path here.  */
7412   data = g_new0 (struct UpdateCurrentFolderData, 1);
7413   data->impl = impl;
7414   data->file = g_object_ref (file);
7415   data->keep_trail = keep_trail;
7416   data->clear_entry = clear_entry;
7417
7418   impl->reload_state = RELOAD_HAS_FOLDER;
7419
7420   impl->update_current_folder_cancellable =
7421     _gtk_file_system_get_info (impl->file_system, file,
7422                                "standard::type",
7423                                update_current_folder_get_info_cb,
7424                                data);
7425
7426   set_busy_cursor (impl, TRUE);
7427   g_object_unref (file);
7428
7429   profile_end ("end", NULL);
7430   return TRUE;
7431 }
7432
7433 static GFile *
7434 gtk_file_chooser_default_get_current_folder (GtkFileChooser *chooser)
7435 {
7436   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7437
7438   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7439       impl->operation_mode == OPERATION_MODE_RECENT)
7440     return NULL;
7441
7442   if (impl->reload_state == RELOAD_EMPTY)
7443     {
7444       /* We are unmapped, or we had an error while loading the last folder.
7445        * We'll return the folder used by the last invocation of the file chooser
7446        * since once we get (re)mapped, we'll load *that* folder anyway unless
7447        * the caller explicitly calls set_current_folder() on us.
7448        */
7449       return get_file_for_last_folder_opened (impl);
7450     }
7451
7452   if (impl->current_folder)
7453     return g_object_ref (impl->current_folder);
7454
7455   return NULL;
7456 }
7457
7458 static void
7459 gtk_file_chooser_default_set_current_name (GtkFileChooser *chooser,
7460                                            const gchar    *name)
7461 {
7462   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7463
7464   g_return_if_fail (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7465                     impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER);
7466
7467   pending_select_files_free (impl);
7468   gtk_entry_set_text (GTK_ENTRY (impl->location_entry), name);
7469 }
7470
7471 static gboolean
7472 gtk_file_chooser_default_select_file (GtkFileChooser  *chooser,
7473                                       GFile           *file,
7474                                       GError         **error)
7475 {
7476   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7477   GFile *parent_file;
7478   gboolean same_path;
7479
7480   parent_file = g_file_get_parent (file);
7481
7482   if (!parent_file)
7483     return gtk_file_chooser_set_current_folder_file (chooser, file, error);
7484
7485   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7486       impl->operation_mode == OPERATION_MODE_RECENT ||
7487       impl->load_state == LOAD_EMPTY)
7488     {
7489       same_path = FALSE;
7490     }
7491   else
7492     {
7493       g_assert (impl->current_folder != NULL);
7494
7495       same_path = g_file_equal (parent_file, impl->current_folder);
7496     }
7497
7498   if (same_path && impl->load_state == LOAD_FINISHED)
7499     {
7500       gboolean result;
7501       GSList files;
7502
7503       files.data = (gpointer) file;
7504       files.next = NULL;
7505
7506       result = show_and_select_files (impl, &files);
7507       g_object_unref (parent_file);
7508       return result;
7509     }
7510
7511   pending_select_files_add (impl, file);
7512
7513   if (!same_path)
7514     {
7515       gboolean result;
7516
7517       result = gtk_file_chooser_set_current_folder_file (chooser, parent_file, error);
7518       g_object_unref (parent_file);
7519       return result;
7520     }
7521
7522   g_object_unref (parent_file);
7523   return TRUE;
7524 }
7525
7526 static void
7527 gtk_file_chooser_default_unselect_file (GtkFileChooser *chooser,
7528                                         GFile          *file)
7529 {
7530   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7531   GtkTreeView *tree_view = GTK_TREE_VIEW (impl->browse_files_tree_view);
7532   GtkTreeIter iter;
7533
7534   if (!impl->browse_files_model)
7535     return;
7536
7537   if (!_gtk_file_system_model_get_iter_for_file (impl->browse_files_model,
7538                                                  &iter,
7539                                                  file))
7540     return;
7541
7542   gtk_tree_selection_unselect_iter (gtk_tree_view_get_selection (tree_view),
7543                                     &iter);
7544 }
7545
7546 static gboolean
7547 maybe_select (GtkTreeModel *model,
7548               GtkTreePath  *path,
7549               GtkTreeIter  *iter,
7550               gpointer     data)
7551 {
7552   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (data);
7553   GtkTreeSelection *selection;
7554   gboolean is_sensitive;
7555   gboolean is_folder;
7556
7557   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7558
7559   gtk_tree_model_get (model, iter,
7560                       MODEL_COL_IS_FOLDER, &is_folder,
7561                       MODEL_COL_IS_SENSITIVE, &is_sensitive,
7562                       -1);
7563
7564   if (is_sensitive &&
7565       ((is_folder && impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER) ||
7566        (!is_folder && impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)))
7567     gtk_tree_selection_select_iter (selection, iter);
7568   else
7569     gtk_tree_selection_unselect_iter (selection, iter);
7570
7571   return FALSE;
7572 }
7573
7574 static void
7575 gtk_file_chooser_default_select_all (GtkFileChooser *chooser)
7576 {
7577   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7578
7579   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7580       impl->operation_mode == OPERATION_MODE_RECENT)
7581     {
7582       GtkTreeSelection *selection;
7583
7584       selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7585       gtk_tree_selection_select_all (selection);
7586       return;
7587     }
7588
7589   if (impl->select_multiple)
7590     gtk_tree_model_foreach (GTK_TREE_MODEL (impl->browse_files_model),
7591                             maybe_select, impl);
7592 }
7593
7594 static void
7595 gtk_file_chooser_default_unselect_all (GtkFileChooser *chooser)
7596 {
7597   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7598   GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7599
7600   gtk_tree_selection_unselect_all (selection);
7601   pending_select_files_free (impl);
7602 }
7603
7604 /* Checks whether the filename entry for the Save modes contains a well-formed filename.
7605  *
7606  * is_well_formed_ret - whether what the user typed passes gkt_file_system_make_path()
7607  *
7608  * is_empty_ret - whether the file entry is totally empty
7609  *
7610  * is_file_part_empty_ret - whether the file part is empty (will be if user types "foobar/", and
7611  *                          the path will be "$cwd/foobar")
7612  */
7613 static void
7614 check_save_entry (GtkFileChooserDefault *impl,
7615                   GFile                **file_ret,
7616                   gboolean              *is_well_formed_ret,
7617                   gboolean              *is_empty_ret,
7618                   gboolean              *is_file_part_empty_ret,
7619                   gboolean              *is_folder)
7620 {
7621   GtkFileChooserEntry *chooser_entry;
7622   GFile *current_folder;
7623   const char *file_part;
7624   GFile *file;
7625   GError *error;
7626
7627   g_assert (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
7628             || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
7629             || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
7630                  || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
7631                 && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY));
7632
7633   chooser_entry = GTK_FILE_CHOOSER_ENTRY (impl->location_entry);
7634
7635   if (strlen (gtk_entry_get_text (GTK_ENTRY (chooser_entry))) == 0)
7636     {
7637       *file_ret = NULL;
7638       *is_well_formed_ret = TRUE;
7639       *is_empty_ret = TRUE;
7640       *is_file_part_empty_ret = TRUE;
7641       *is_folder = FALSE;
7642
7643       return;
7644     }
7645
7646   *is_empty_ret = FALSE;
7647
7648   current_folder = _gtk_file_chooser_entry_get_current_folder (chooser_entry);
7649   if (!current_folder)
7650     {
7651       *file_ret = NULL;
7652       *is_well_formed_ret = FALSE;
7653       *is_file_part_empty_ret = FALSE;
7654       *is_folder = FALSE;
7655
7656       return;
7657     }
7658
7659   file_part = _gtk_file_chooser_entry_get_file_part (chooser_entry);
7660
7661   if (!file_part || file_part[0] == '\0')
7662     {
7663       *file_ret = current_folder;
7664       *is_well_formed_ret = TRUE;
7665       *is_file_part_empty_ret = TRUE;
7666       *is_folder = TRUE;
7667
7668       return;
7669     }
7670
7671   *is_file_part_empty_ret = FALSE;
7672
7673   error = NULL;
7674   file = g_file_get_child_for_display_name (current_folder, file_part, &error);
7675   g_object_unref (current_folder);
7676
7677   if (!file)
7678     {
7679       error_building_filename_dialog (impl, error);
7680       *file_ret = NULL;
7681       *is_well_formed_ret = FALSE;
7682       *is_folder = FALSE;
7683
7684       return;
7685     }
7686
7687   *file_ret = file;
7688   *is_well_formed_ret = TRUE;
7689   *is_folder = _gtk_file_chooser_entry_get_is_folder (chooser_entry, file);
7690 }
7691
7692 struct get_files_closure {
7693   GtkFileChooserDefault *impl;
7694   GSList *result;
7695   GFile *file_from_entry;
7696 };
7697
7698 static void
7699 get_files_foreach (GtkTreeModel *model,
7700                    GtkTreePath  *path,
7701                    GtkTreeIter  *iter,
7702                    gpointer      data)
7703 {
7704   struct get_files_closure *info;
7705   GFile *file;
7706   GtkFileSystemModel *fs_model;
7707
7708   info = data;
7709   fs_model = info->impl->browse_files_model;
7710
7711   file = _gtk_file_system_model_get_file (fs_model, iter);
7712   if (!file)
7713     return; /* We are on the editable row */
7714
7715   if (!info->file_from_entry || !g_file_equal (info->file_from_entry, file))
7716     info->result = g_slist_prepend (info->result, g_object_ref (file));
7717 }
7718
7719 static GSList *
7720 gtk_file_chooser_default_get_files (GtkFileChooser *chooser)
7721 {
7722   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7723   struct get_files_closure info;
7724   GtkWindow *toplevel;
7725   GtkWidget *current_focus;
7726   gboolean file_list_seen;
7727
7728   info.impl = impl;
7729   info.result = NULL;
7730   info.file_from_entry = NULL;
7731
7732   if (impl->operation_mode == OPERATION_MODE_SEARCH)
7733     return search_get_selected_files (impl);
7734
7735   if (impl->operation_mode == OPERATION_MODE_RECENT)
7736     {
7737       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7738         {
7739           file_list_seen = TRUE;
7740           goto file_entry;
7741         }
7742       else
7743         return recent_get_selected_files (impl);
7744     }
7745
7746   toplevel = get_toplevel (GTK_WIDGET (impl));
7747   if (toplevel)
7748     current_focus = gtk_window_get_focus (toplevel);
7749   else
7750     current_focus = NULL;
7751
7752   file_list_seen = FALSE;
7753   if (current_focus == impl->browse_files_tree_view)
7754     {
7755       GtkTreeSelection *selection;
7756
7757     file_list:
7758
7759       file_list_seen = TRUE;
7760       selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7761       gtk_tree_selection_selected_foreach (selection, get_files_foreach, &info);
7762
7763       /* If there is no selection in the file list, we probably have this situation:
7764        *
7765        * 1. The user typed a filename in the SAVE filename entry ("foo.txt").
7766        * 2. He then double-clicked on a folder ("bar") in the file list
7767        *
7768        * So we want the selection to be "bar/foo.txt".  Jump to the case for the
7769        * filename entry to see if that is the case.
7770        */
7771       if (info.result == NULL && impl->location_entry)
7772         goto file_entry;
7773     }
7774   else if (impl->location_entry && current_focus == impl->location_entry)
7775     {
7776       gboolean is_well_formed, is_empty, is_file_part_empty, is_folder;
7777
7778     file_entry:
7779
7780       check_save_entry (impl, &info.file_from_entry, &is_well_formed, &is_empty, &is_file_part_empty, &is_folder);
7781
7782       if (is_empty)
7783         goto out;
7784
7785       if (!is_well_formed)
7786         return NULL;
7787
7788       if (is_file_part_empty && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7789         {
7790           g_object_unref (info.file_from_entry);
7791           return NULL;
7792         }
7793
7794       if (info.file_from_entry)
7795         info.result = g_slist_prepend (info.result, info.file_from_entry);
7796       else if (!file_list_seen)
7797         goto file_list;
7798       else
7799         return NULL;
7800     }
7801   else if (impl->toplevel_last_focus_widget == impl->browse_files_tree_view)
7802     goto file_list;
7803   else if (impl->location_entry && impl->toplevel_last_focus_widget == impl->location_entry)
7804     goto file_entry;
7805   else
7806     {
7807       /* The focus is on a dialog's action area button or something else */
7808       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7809           impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
7810         goto file_entry;
7811       else
7812         goto file_list;
7813     }
7814
7815  out:
7816
7817   /* If there's no folder selected, and we're in SELECT_FOLDER mode, then we
7818    * fall back to the current directory */
7819   if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER &&
7820       info.result == NULL)
7821     {
7822       GFile *current_folder;
7823
7824       current_folder = gtk_file_chooser_get_current_folder_file (chooser);
7825
7826       if (current_folder)
7827         info.result = g_slist_prepend (info.result, current_folder);
7828     }
7829
7830   return g_slist_reverse (info.result);
7831 }
7832
7833 GFile *
7834 gtk_file_chooser_default_get_preview_file (GtkFileChooser *chooser)
7835 {
7836   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7837
7838   if (impl->preview_file)
7839     return g_object_ref (impl->preview_file);
7840   else
7841     return NULL;
7842 }
7843
7844 static GtkFileSystem *
7845 gtk_file_chooser_default_get_file_system (GtkFileChooser *chooser)
7846 {
7847   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7848
7849   return impl->file_system;
7850 }
7851
7852 /* Shows or hides the filter widgets */
7853 static void
7854 show_filters (GtkFileChooserDefault *impl,
7855               gboolean               show)
7856 {
7857   if (show)
7858     gtk_widget_show (impl->filter_combo_hbox);
7859   else
7860     gtk_widget_hide (impl->filter_combo_hbox);
7861 }
7862
7863 static void
7864 gtk_file_chooser_default_add_filter (GtkFileChooser *chooser,
7865                                      GtkFileFilter  *filter)
7866 {
7867   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7868   const gchar *name;
7869
7870   if (g_slist_find (impl->filters, filter))
7871     {
7872       g_warning ("gtk_file_chooser_add_filter() called on filter already in list\n");
7873       return;
7874     }
7875
7876   g_object_ref_sink (filter);
7877   impl->filters = g_slist_append (impl->filters, filter);
7878
7879   name = gtk_file_filter_get_name (filter);
7880   if (!name)
7881     name = "Untitled filter";   /* Place-holder, doesn't need to be marked for translation */
7882
7883   gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (impl->filter_combo), name);
7884
7885   if (!g_slist_find (impl->filters, impl->current_filter))
7886     set_current_filter (impl, filter);
7887
7888   show_filters (impl, TRUE);
7889 }
7890
7891 static void
7892 gtk_file_chooser_default_remove_filter (GtkFileChooser *chooser,
7893                                         GtkFileFilter  *filter)
7894 {
7895   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7896   GtkTreeModel *model;
7897   GtkTreeIter iter;
7898   gint filter_index;
7899
7900   filter_index = g_slist_index (impl->filters, filter);
7901
7902   if (filter_index < 0)
7903     {
7904       g_warning ("gtk_file_chooser_remove_filter() called on filter not in list\n");
7905       return;
7906     }
7907
7908   impl->filters = g_slist_remove (impl->filters, filter);
7909
7910   if (filter == impl->current_filter)
7911     {
7912       if (impl->filters)
7913         set_current_filter (impl, impl->filters->data);
7914       else
7915         set_current_filter (impl, NULL);
7916     }
7917
7918   /* Remove row from the combo box */
7919   model = gtk_combo_box_get_model (GTK_COMBO_BOX (impl->filter_combo));
7920   if (!gtk_tree_model_iter_nth_child  (model, &iter, NULL, filter_index))
7921     g_assert_not_reached ();
7922
7923   gtk_list_store_remove (GTK_LIST_STORE (model), &iter);
7924
7925   g_object_unref (filter);
7926
7927   if (!impl->filters)
7928     show_filters (impl, FALSE);
7929 }
7930
7931 static GSList *
7932 gtk_file_chooser_default_list_filters (GtkFileChooser *chooser)
7933 {
7934   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7935
7936   return g_slist_copy (impl->filters);
7937 }
7938
7939 /* Returns the position in the shortcuts tree where the nth specified shortcut would appear */
7940 static int
7941 shortcuts_get_pos_for_shortcut_folder (GtkFileChooserDefault *impl,
7942                                        int                    pos)
7943 {
7944   return pos + shortcuts_get_index (impl, SHORTCUTS_SHORTCUTS);
7945 }
7946
7947 struct AddShortcutData
7948 {
7949   GtkFileChooserDefault *impl;
7950   GFile *file;
7951 };
7952
7953 static void
7954 add_shortcut_get_info_cb (GCancellable *cancellable,
7955                           GFileInfo    *info,
7956                           const GError *error,
7957                           gpointer      user_data)
7958 {
7959   int pos;
7960   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7961   struct AddShortcutData *data = user_data;
7962
7963   if (!g_slist_find (data->impl->loading_shortcuts, cancellable))
7964     goto out;
7965
7966   data->impl->loading_shortcuts = g_slist_remove (data->impl->loading_shortcuts, cancellable);
7967
7968   if (cancelled || error || (! _gtk_file_info_consider_as_directory (info)))
7969     goto out;
7970
7971   pos = shortcuts_get_pos_for_shortcut_folder (data->impl, data->impl->num_shortcuts);
7972
7973   shortcuts_insert_file (data->impl, pos, SHORTCUT_TYPE_FILE, NULL, data->file, NULL, FALSE, SHORTCUTS_SHORTCUTS);
7974
7975   /* need to call shortcuts_add_bookmarks to flush out any duplicates bug #577806 */
7976   shortcuts_add_bookmarks (data->impl);
7977
7978 out:
7979   g_object_unref (data->impl);
7980   g_object_unref (data->file);
7981   g_free (data);
7982
7983   g_object_unref (cancellable);
7984 }
7985
7986 static gboolean
7987 gtk_file_chooser_default_add_shortcut_folder (GtkFileChooser  *chooser,
7988                                               GFile           *file,
7989                                               GError         **error)
7990 {
7991   GCancellable *cancellable;
7992   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7993   struct AddShortcutData *data;
7994   GSList *l;
7995   int pos;
7996
7997   /* Avoid adding duplicates */
7998   pos = shortcut_find_position (impl, file);
7999   if (pos >= 0 && pos < shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR))
8000     {
8001       gchar *uri;
8002
8003       uri = g_file_get_uri (file);
8004       /* translators, "Shortcut" means "Bookmark" here */
8005       g_set_error (error,
8006                    GTK_FILE_CHOOSER_ERROR,
8007                    GTK_FILE_CHOOSER_ERROR_ALREADY_EXISTS,
8008                    _("Shortcut %s already exists"),
8009                    uri);
8010       g_free (uri);
8011
8012       return FALSE;
8013     }
8014
8015   for (l = impl->loading_shortcuts; l; l = l->next)
8016     {
8017       GCancellable *c = l->data;
8018       GFile *f;
8019
8020       f = g_object_get_data (G_OBJECT (c), "add-shortcut-path-key");
8021       if (f && g_file_equal (file, f))
8022         {
8023           gchar *uri;
8024
8025           uri = g_file_get_uri (file);
8026           g_set_error (error,
8027                        GTK_FILE_CHOOSER_ERROR,
8028                        GTK_FILE_CHOOSER_ERROR_ALREADY_EXISTS,
8029                        _("Shortcut %s already exists"),
8030                        uri);
8031           g_free (uri);
8032
8033           return FALSE;
8034         }
8035     }
8036
8037   data = g_new0 (struct AddShortcutData, 1);
8038   data->impl = g_object_ref (impl);
8039   data->file = g_object_ref (file);
8040
8041   cancellable = _gtk_file_system_get_info (impl->file_system, file,
8042                                            "standard::type",
8043                                            add_shortcut_get_info_cb, data);
8044
8045   if (!cancellable)
8046     return FALSE;
8047
8048   impl->loading_shortcuts = g_slist_append (impl->loading_shortcuts, cancellable);
8049   g_object_set_data (G_OBJECT (cancellable), "add-shortcut-path-key", data->file);
8050
8051   return TRUE;
8052 }
8053
8054 static gboolean
8055 gtk_file_chooser_default_remove_shortcut_folder (GtkFileChooser  *chooser,
8056                                                  GFile           *file,
8057                                                  GError         **error)
8058 {
8059   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
8060   int pos;
8061   GtkTreeIter iter;
8062   GSList *l;
8063   char *uri;
8064   int i;
8065
8066   for (l = impl->loading_shortcuts; l; l = l->next)
8067     {
8068       GCancellable *c = l->data;
8069       GFile *f;
8070
8071       f = g_object_get_data (G_OBJECT (c), "add-shortcut-path-key");
8072       if (f && g_file_equal (file, f))
8073         {
8074           impl->loading_shortcuts = g_slist_remove (impl->loading_shortcuts, c);
8075           g_cancellable_cancel (c);
8076           return TRUE;
8077         }
8078     }
8079
8080   if (impl->num_shortcuts == 0)
8081     goto out;
8082
8083   pos = shortcuts_get_pos_for_shortcut_folder (impl, 0);
8084   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
8085     g_assert_not_reached ();
8086
8087   for (i = 0; i < impl->num_shortcuts; i++)
8088     {
8089       gpointer col_data;
8090       ShortcutType shortcut_type;
8091       GFile *shortcut;
8092
8093       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
8094                           SHORTCUTS_COL_DATA, &col_data,
8095                           SHORTCUTS_COL_TYPE, &shortcut_type,
8096                           -1);
8097       g_assert (col_data != NULL);
8098       g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
8099
8100       shortcut = col_data;
8101       if (g_file_equal (shortcut, file))
8102         {
8103           shortcuts_remove_rows (impl, pos + i, 1);
8104           impl->num_shortcuts--;
8105           return TRUE;
8106         }
8107
8108       if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
8109         g_assert_not_reached ();
8110     }
8111
8112  out:
8113
8114   uri = g_file_get_uri (file);
8115   /* translators, "Shortcut" means "Bookmark" here */
8116   g_set_error (error,
8117                GTK_FILE_CHOOSER_ERROR,
8118                GTK_FILE_CHOOSER_ERROR_NONEXISTENT,
8119                _("Shortcut %s does not exist"),
8120                uri);
8121   g_free (uri);
8122
8123   return FALSE;
8124 }
8125
8126 static GSList *
8127 gtk_file_chooser_default_list_shortcut_folders (GtkFileChooser *chooser)
8128 {
8129   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
8130   int pos;
8131   GtkTreeIter iter;
8132   int i;
8133   GSList *list;
8134
8135   if (impl->num_shortcuts == 0)
8136     return NULL;
8137
8138   pos = shortcuts_get_pos_for_shortcut_folder (impl, 0);
8139   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
8140     g_assert_not_reached ();
8141
8142   list = NULL;
8143
8144   for (i = 0; i < impl->num_shortcuts; i++)
8145     {
8146       gpointer col_data;
8147       ShortcutType shortcut_type;
8148       GFile *shortcut;
8149
8150       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
8151                           SHORTCUTS_COL_DATA, &col_data,
8152                           SHORTCUTS_COL_TYPE, &shortcut_type,
8153                           -1);
8154       g_assert (col_data != NULL);
8155       g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
8156
8157       shortcut = col_data;
8158       list = g_slist_prepend (list, g_object_ref (shortcut));
8159
8160       if (i != impl->num_shortcuts - 1)
8161         {
8162           if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
8163             g_assert_not_reached ();
8164         }
8165     }
8166
8167   return g_slist_reverse (list);
8168 }
8169
8170 /* Guesses a size based upon font sizes */
8171 static void
8172 find_good_size_from_style (GtkWidget *widget,
8173                            gint      *width,
8174                            gint      *height)
8175 {
8176   GtkStyleContext *context;
8177   GtkStateFlags state;
8178   double font_size;
8179   GdkScreen *screen;
8180   double resolution;
8181
8182   context = gtk_widget_get_style_context (widget);
8183   state = gtk_widget_get_state_flags (widget);
8184
8185   screen = gtk_widget_get_screen (widget);
8186   if (screen)
8187     {
8188       resolution = gdk_screen_get_resolution (screen);
8189       if (resolution < 0.0) /* will be -1 if the resolution is not defined in the GdkScreen */
8190         resolution = 96.0;
8191     }
8192   else
8193     resolution = 96.0; /* wheeee */
8194
8195   gtk_style_context_get (context, state, "font-size", &font_size, NULL);
8196   font_size = font_size * resolution / 72.0 + 0.5;
8197
8198   *width = font_size * NUM_CHARS;
8199   *height = font_size * NUM_LINES;
8200 }
8201
8202 static void
8203 gtk_file_chooser_default_get_default_size (GtkFileChooserEmbed *chooser_embed,
8204                                            gint                *default_width,
8205                                            gint                *default_height)
8206 {
8207   GtkFileChooserDefault *impl;
8208   GtkRequisition req;
8209   int x, y, width, height;
8210   GSettings *settings;
8211
8212   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
8213
8214   settings = _gtk_file_chooser_get_settings_for_widget (GTK_WIDGET (impl));
8215
8216   g_settings_get (settings, SETTINGS_KEY_WINDOW_POSITION, "(ii)", &x, &y);
8217   g_settings_get (settings, SETTINGS_KEY_WINDOW_SIZE, "(ii)", &width, &height);
8218
8219   if (x >= 0 && y >= 0 && width > 0 && height > 0)
8220     {
8221       *default_width = width;
8222       *default_height = height;
8223       return;
8224     }
8225
8226   find_good_size_from_style (GTK_WIDGET (chooser_embed), default_width, default_height);
8227
8228   if (impl->preview_widget_active &&
8229       impl->preview_widget &&
8230       gtk_widget_get_visible (impl->preview_widget))
8231     {
8232       gtk_widget_get_preferred_size (impl->preview_box,
8233                                      &req, NULL);
8234       *default_width += PREVIEW_HBOX_SPACING + req.width;
8235     }
8236
8237   if (impl->extra_widget &&
8238       gtk_widget_get_visible (impl->extra_widget))
8239     {
8240       gtk_widget_get_preferred_size (impl->extra_align,
8241                                      &req, NULL);
8242       *default_height += gtk_box_get_spacing (GTK_BOX (chooser_embed)) + req.height;
8243     }
8244 }
8245
8246 struct switch_folder_closure {
8247   GtkFileChooserDefault *impl;
8248   GFile *file;
8249   int num_selected;
8250 };
8251
8252 /* Used from gtk_tree_selection_selected_foreach() in switch_to_selected_folder() */
8253 static void
8254 switch_folder_foreach_cb (GtkTreeModel      *model,
8255                           GtkTreePath       *path,
8256                           GtkTreeIter       *iter,
8257                           gpointer           data)
8258 {
8259   struct switch_folder_closure *closure;
8260
8261   closure = data;
8262
8263   closure->file = _gtk_file_system_model_get_file (closure->impl->browse_files_model, iter);
8264   closure->num_selected++;
8265 }
8266
8267 /* Changes to the selected folder in the list view */
8268 static void
8269 switch_to_selected_folder (GtkFileChooserDefault *impl)
8270 {
8271   GtkTreeSelection *selection;
8272   struct switch_folder_closure closure;
8273
8274   /* We do this with foreach() rather than get_selected() as we may be in
8275    * multiple selection mode
8276    */
8277
8278   closure.impl = impl;
8279   closure.file = NULL;
8280   closure.num_selected = 0;
8281
8282   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
8283   gtk_tree_selection_selected_foreach (selection, switch_folder_foreach_cb, &closure);
8284
8285   g_assert (closure.file && closure.num_selected == 1);
8286
8287   change_folder_and_display_error (impl, closure.file, FALSE);
8288 }
8289
8290 /* Gets the GFileInfo for the selected row in the file list; assumes single
8291  * selection mode.
8292  */
8293 static GFileInfo *
8294 get_selected_file_info_from_file_list (GtkFileChooserDefault *impl,
8295                                        gboolean              *had_selection)
8296 {
8297   GtkTreeSelection *selection;
8298   GtkTreeIter iter;
8299   GFileInfo *info;
8300
8301   g_assert (!impl->select_multiple);
8302   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
8303   if (!gtk_tree_selection_get_selected (selection, NULL, &iter))
8304     {
8305       *had_selection = FALSE;
8306       return NULL;
8307     }
8308
8309   *had_selection = TRUE;
8310
8311   info = _gtk_file_system_model_get_info (impl->browse_files_model, &iter);
8312   return info;
8313 }
8314
8315 /* Gets the display name of the selected file in the file list; assumes single
8316  * selection mode and that something is selected.
8317  */
8318 static const gchar *
8319 get_display_name_from_file_list (GtkFileChooserDefault *impl)
8320 {
8321   GFileInfo *info;
8322   gboolean had_selection;
8323
8324   info = get_selected_file_info_from_file_list (impl, &had_selection);
8325   g_assert (had_selection);
8326   g_assert (info != NULL);
8327
8328   return g_file_info_get_display_name (info);
8329 }
8330
8331 static void
8332 add_custom_button_to_dialog (GtkDialog   *dialog,
8333                              const gchar *mnemonic_label,
8334                              const gchar *stock_id,
8335                              gint         response_id)
8336 {
8337   GtkWidget *button;
8338
8339   button = gtk_button_new_with_mnemonic (mnemonic_label);
8340   gtk_widget_set_can_default (button, TRUE);
8341   gtk_button_set_image (GTK_BUTTON (button),
8342                         gtk_image_new_from_stock (stock_id, GTK_ICON_SIZE_BUTTON));
8343   gtk_widget_show (button);
8344
8345   gtk_dialog_add_action_widget (GTK_DIALOG (dialog), button, response_id);
8346 }
8347
8348 /* Presents an overwrite confirmation dialog; returns whether we should accept
8349  * the filename.
8350  */
8351 static gboolean
8352 confirm_dialog_should_accept_filename (GtkFileChooserDefault *impl,
8353                                        const gchar           *file_part,
8354                                        const gchar           *folder_display_name)
8355 {
8356   GtkWindow *toplevel;
8357   GtkWidget *dialog;
8358   int response;
8359
8360   toplevel = get_toplevel (GTK_WIDGET (impl));
8361
8362   dialog = gtk_message_dialog_new (toplevel,
8363                                    GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
8364                                    GTK_MESSAGE_QUESTION,
8365                                    GTK_BUTTONS_NONE,
8366                                    _("A file named \"%s\" already exists.  Do you want to replace it?"),
8367                                    file_part);
8368   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
8369                                             _("The file already exists in \"%s\".  Replacing it will "
8370                                               "overwrite its contents."),
8371                                             folder_display_name);
8372
8373   gtk_dialog_add_button (GTK_DIALOG (dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
8374   add_custom_button_to_dialog (GTK_DIALOG (dialog), _("_Replace"),
8375                                GTK_STOCK_SAVE_AS, GTK_RESPONSE_ACCEPT);
8376   gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
8377                                            GTK_RESPONSE_ACCEPT,
8378                                            GTK_RESPONSE_CANCEL,
8379                                            -1);
8380   gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_ACCEPT);
8381
8382   if (gtk_window_has_group (toplevel))
8383     gtk_window_group_add_window (gtk_window_get_group (toplevel),
8384                                  GTK_WINDOW (dialog));
8385
8386   response = gtk_dialog_run (GTK_DIALOG (dialog));
8387
8388   gtk_widget_destroy (dialog);
8389
8390   return (response == GTK_RESPONSE_ACCEPT);
8391 }
8392
8393 struct GetDisplayNameData
8394 {
8395   GtkFileChooserDefault *impl;
8396   gchar *file_part;
8397 };
8398
8399 /* Every time we request a response explicitly, we need to save the selection to the recently-used list,
8400  * as requesting a response means, "the dialog is confirmed".
8401  */
8402 static void
8403 request_response_and_add_to_recent_list (GtkFileChooserDefault *impl)
8404 {
8405   g_signal_emit_by_name (impl, "response-requested");
8406   add_selection_to_recent_list (impl);
8407 }
8408
8409 static void
8410 confirmation_confirm_get_info_cb (GCancellable *cancellable,
8411                                   GFileInfo    *info,
8412                                   const GError *error,
8413                                   gpointer      user_data)
8414 {
8415   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8416   gboolean should_respond = FALSE;
8417   struct GetDisplayNameData *data = user_data;
8418
8419   if (cancellable != data->impl->should_respond_get_info_cancellable)
8420     goto out;
8421
8422   data->impl->should_respond_get_info_cancellable = NULL;
8423
8424   if (cancelled)
8425     goto out;
8426
8427   if (error)
8428     /* Huh?  Did the folder disappear?  Let the caller deal with it */
8429     should_respond = TRUE;
8430   else
8431     should_respond = confirm_dialog_should_accept_filename (data->impl, data->file_part, g_file_info_get_display_name (info));
8432
8433   set_busy_cursor (data->impl, FALSE);
8434   if (should_respond)
8435     request_response_and_add_to_recent_list (data->impl);
8436
8437 out:
8438   g_object_unref (data->impl);
8439   g_free (data->file_part);
8440   g_free (data);
8441
8442   g_object_unref (cancellable);
8443 }
8444
8445 /* Does overwrite confirmation if appropriate, and returns whether the dialog
8446  * should respond.  Can get the file part from the file list or the save entry.
8447  */
8448 static gboolean
8449 should_respond_after_confirm_overwrite (GtkFileChooserDefault *impl,
8450                                         const gchar           *file_part,
8451                                         GFile                 *parent_file)
8452 {
8453   GtkFileChooserConfirmation conf;
8454
8455   if (!impl->do_overwrite_confirmation)
8456     return TRUE;
8457
8458   conf = GTK_FILE_CHOOSER_CONFIRMATION_CONFIRM;
8459
8460   g_signal_emit_by_name (impl, "confirm-overwrite", &conf);
8461
8462   switch (conf)
8463     {
8464     case GTK_FILE_CHOOSER_CONFIRMATION_CONFIRM:
8465       {
8466         struct GetDisplayNameData *data;
8467
8468         g_assert (file_part != NULL);
8469
8470         data = g_new0 (struct GetDisplayNameData, 1);
8471         data->impl = g_object_ref (impl);
8472         data->file_part = g_strdup (file_part);
8473
8474         if (impl->should_respond_get_info_cancellable)
8475           g_cancellable_cancel (impl->should_respond_get_info_cancellable);
8476
8477         impl->should_respond_get_info_cancellable =
8478           _gtk_file_system_get_info (impl->file_system, parent_file,
8479                                      "standard::display-name",
8480                                      confirmation_confirm_get_info_cb,
8481                                      data);
8482         set_busy_cursor (data->impl, TRUE);
8483         return FALSE;
8484       }
8485
8486     case GTK_FILE_CHOOSER_CONFIRMATION_ACCEPT_FILENAME:
8487       return TRUE;
8488
8489     case GTK_FILE_CHOOSER_CONFIRMATION_SELECT_AGAIN:
8490       return FALSE;
8491
8492     default:
8493       g_assert_not_reached ();
8494       return FALSE;
8495     }
8496 }
8497
8498 struct FileExistsData
8499 {
8500   GtkFileChooserDefault *impl;
8501   gboolean file_exists_and_is_not_folder;
8502   GFile *parent_file;
8503   GFile *file;
8504 };
8505
8506 static void
8507 name_entry_get_parent_info_cb (GCancellable *cancellable,
8508                                GFileInfo    *info,
8509                                const GError *error,
8510                                gpointer      user_data)
8511 {
8512   gboolean parent_is_folder;
8513   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8514   struct FileExistsData *data = user_data;
8515
8516   if (cancellable != data->impl->should_respond_get_info_cancellable)
8517     goto out;
8518
8519   data->impl->should_respond_get_info_cancellable = NULL;
8520
8521   set_busy_cursor (data->impl, FALSE);
8522
8523   if (cancelled)
8524     goto out;
8525
8526   if (!info)
8527     parent_is_folder = FALSE;
8528   else
8529     parent_is_folder = _gtk_file_info_consider_as_directory (info);
8530
8531   if (parent_is_folder)
8532     {
8533       if (data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
8534         {
8535           request_response_and_add_to_recent_list (data->impl); /* even if the file doesn't exist, apps can make good use of that (e.g. Emacs) */
8536         }
8537       else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8538         {
8539           if (data->file_exists_and_is_not_folder)
8540             {
8541               gboolean retval;
8542               char *file_part;
8543
8544               /* Dup the string because the string may be modified
8545                * depending on what clients do in the confirm-overwrite
8546                * signal and this corrupts the pointer
8547                */
8548               file_part = g_strdup (_gtk_file_chooser_entry_get_file_part (GTK_FILE_CHOOSER_ENTRY (data->impl->location_entry)));
8549               retval = should_respond_after_confirm_overwrite (data->impl, file_part, data->parent_file);
8550               g_free (file_part);
8551
8552               if (retval)
8553                 request_response_and_add_to_recent_list (data->impl);
8554             }
8555           else
8556             request_response_and_add_to_recent_list (data->impl);
8557         }
8558       else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER
8559                || data->impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8560         {
8561           GError *mkdir_error = NULL;
8562
8563           /* In both cases (SELECT_FOLDER and CREATE_FOLDER), if you type
8564            * "/blah/nonexistent" you *will* want a folder created.
8565            */
8566
8567           set_busy_cursor (data->impl, TRUE);
8568           g_file_make_directory (data->file, NULL, &mkdir_error);
8569           set_busy_cursor (data->impl, FALSE);
8570
8571           if (!mkdir_error)
8572             request_response_and_add_to_recent_list (data->impl);
8573           else
8574             error_creating_folder_dialog (data->impl, data->file, mkdir_error);
8575         }
8576       else
8577         g_assert_not_reached ();
8578     }
8579   else
8580     {
8581       if (info)
8582         {
8583           /* The parent exists, but it's not a folder!  Someone probably typed existing_file.txt/subfile.txt */
8584           error_with_file_under_nonfolder (data->impl, data->parent_file);
8585         }
8586       else
8587         {
8588           GError *error_copy;
8589
8590           /* The parent folder is not readable for some reason */
8591
8592           error_copy = g_error_copy (error);
8593           error_changing_folder_dialog (data->impl, data->parent_file, error_copy);
8594         }
8595     }
8596
8597 out:
8598   g_object_unref (data->impl);
8599   g_object_unref (data->file);
8600   g_object_unref (data->parent_file);
8601   g_free (data);
8602
8603   g_object_unref (cancellable);
8604 }
8605
8606 static void
8607 file_exists_get_info_cb (GCancellable *cancellable,
8608                          GFileInfo    *info,
8609                          const GError *error,
8610                          gpointer      user_data)
8611 {
8612   gboolean data_ownership_taken = FALSE;
8613   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8614   gboolean file_exists;
8615   gboolean is_folder;
8616   gboolean needs_parent_check = FALSE;
8617   struct FileExistsData *data = user_data;
8618
8619   if (cancellable != data->impl->file_exists_get_info_cancellable)
8620     goto out;
8621
8622   data->impl->file_exists_get_info_cancellable = NULL;
8623
8624   set_busy_cursor (data->impl, FALSE);
8625
8626   if (cancelled)
8627     goto out;
8628
8629   file_exists = (info != NULL);
8630   is_folder = (file_exists && _gtk_file_info_consider_as_directory (info));
8631
8632   if (data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
8633     {
8634       if (is_folder)
8635         change_folder_and_display_error (data->impl, data->file, TRUE);
8636       else
8637         {
8638           if (file_exists)
8639             request_response_and_add_to_recent_list (data->impl); /* user typed an existing filename; we are done */
8640           else
8641             needs_parent_check = TRUE; /* file doesn't exist; see if its parent exists */
8642         }
8643     }
8644   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8645     {
8646       if (file_exists && !is_folder)
8647         {
8648           /* Oops, the user typed the name of an existing path which is not
8649            * a folder
8650            */
8651           error_creating_folder_over_existing_file_dialog (data->impl, data->file,
8652                                                            g_error_copy (error));
8653         }
8654       else
8655         {
8656           needs_parent_check = TRUE;
8657         }
8658     }
8659   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8660     {
8661       if (!file_exists)
8662         {
8663           needs_parent_check = TRUE;
8664         }
8665       else
8666         {
8667           if (is_folder)
8668             {
8669               /* User typed a folder; we are done */
8670               request_response_and_add_to_recent_list (data->impl);
8671             }
8672           else
8673             error_selecting_folder_over_existing_file_dialog (data->impl, data->file);
8674         }
8675     }
8676   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8677     {
8678       if (is_folder)
8679         change_folder_and_display_error (data->impl, data->file, TRUE);
8680       else
8681         needs_parent_check = TRUE;
8682     }
8683   else
8684     {
8685       g_assert_not_reached();
8686     }
8687
8688   if (needs_parent_check) {
8689     /* check that everything up to the last path component exists (i.e. the parent) */
8690
8691     data->file_exists_and_is_not_folder = file_exists && !is_folder;
8692     data_ownership_taken = TRUE;
8693
8694     if (data->impl->should_respond_get_info_cancellable)
8695       g_cancellable_cancel (data->impl->should_respond_get_info_cancellable);
8696
8697       data->impl->should_respond_get_info_cancellable =
8698         _gtk_file_system_get_info (data->impl->file_system,
8699                                    data->parent_file,
8700                                    "standard::type",
8701                                    name_entry_get_parent_info_cb,
8702                                    data);
8703       set_busy_cursor (data->impl, TRUE);
8704     }
8705
8706 out:
8707   if (!data_ownership_taken)
8708     {
8709       g_object_unref (data->impl);
8710       g_object_unref (data->file);
8711       g_object_unref (data->parent_file);
8712       g_free (data);
8713     }
8714
8715   g_object_unref (cancellable);
8716 }
8717
8718 static void
8719 paste_text_received (GtkClipboard          *clipboard,
8720                      const gchar           *text,
8721                      GtkFileChooserDefault *impl)
8722 {
8723   GFile *file;
8724
8725   if (!text)
8726     return;
8727
8728   file = g_file_new_for_uri (text);
8729
8730   if (!gtk_file_chooser_default_select_file (GTK_FILE_CHOOSER (impl), file, NULL))
8731     location_popup_handler (impl, text);
8732
8733   g_object_unref (file);
8734 }
8735
8736 /* Handler for the "location-popup-on-paste" keybinding signal */
8737 static void
8738 location_popup_on_paste_handler (GtkFileChooserDefault *impl)
8739 {
8740   GtkClipboard *clipboard = gtk_widget_get_clipboard (GTK_WIDGET (impl),
8741                                                       GDK_SELECTION_CLIPBOARD);
8742   gtk_clipboard_request_text (clipboard,
8743                               (GtkClipboardTextReceivedFunc) paste_text_received,
8744                               impl);
8745 }
8746
8747 /* Implementation for GtkFileChooserEmbed::should_respond() */
8748 static void
8749 add_selection_to_recent_list (GtkFileChooserDefault *impl)
8750 {
8751   GSList *files;
8752   GSList *l;
8753
8754   files = gtk_file_chooser_default_get_files (GTK_FILE_CHOOSER (impl));
8755
8756   for (l = files; l; l = l->next)
8757     {
8758       GFile *file = l->data;
8759       char *uri;
8760
8761       uri = g_file_get_uri (file);
8762       if (uri)
8763         {
8764           gtk_recent_manager_add_item (impl->recent_manager, uri);
8765           g_free (uri);
8766         }
8767     }
8768
8769   g_slist_foreach (files, (GFunc) g_object_unref, NULL);
8770   g_slist_free (files);
8771 }
8772
8773 static gboolean
8774 gtk_file_chooser_default_should_respond (GtkFileChooserEmbed *chooser_embed)
8775 {
8776   GtkFileChooserDefault *impl;
8777   GtkWidget *toplevel;
8778   GtkWidget *current_focus;
8779   gboolean retval;
8780
8781   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
8782
8783   toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
8784   g_assert (GTK_IS_WINDOW (toplevel));
8785
8786   retval = FALSE;
8787
8788   current_focus = gtk_window_get_focus (GTK_WINDOW (toplevel));
8789
8790   if (current_focus == impl->browse_files_tree_view)
8791     {
8792       /* The following array encodes what we do based on the impl->action and the
8793        * number of files selected.
8794        */
8795       typedef enum {
8796         NOOP,                   /* Do nothing (don't respond) */
8797         RESPOND,                /* Respond immediately */
8798         RESPOND_OR_SWITCH,      /* Respond immediately if the selected item is a file; switch to it if it is a folder */
8799         ALL_FILES,              /* Respond only if everything selected is a file */
8800         ALL_FOLDERS,            /* Respond only if everything selected is a folder */
8801         SAVE_ENTRY,             /* Go to the code for handling the save entry */
8802         NOT_REACHED             /* Sanity check */
8803       } ActionToTake;
8804       static const ActionToTake what_to_do[4][3] = {
8805         /*                                0 selected            1 selected              many selected */
8806         /* ACTION_OPEN */               { NOOP,                 RESPOND_OR_SWITCH,      ALL_FILES   },
8807         /* ACTION_SAVE */               { SAVE_ENTRY,           RESPOND_OR_SWITCH,      NOT_REACHED },
8808         /* ACTION_SELECT_FOLDER */      { RESPOND,              ALL_FOLDERS,            ALL_FOLDERS },
8809         /* ACTION_CREATE_FOLDER */      { SAVE_ENTRY,           ALL_FOLDERS,            NOT_REACHED }
8810       };
8811
8812       int num_selected;
8813       gboolean all_files, all_folders;
8814       int k;
8815       ActionToTake action;
8816
8817     file_list:
8818
8819       g_assert (impl->action >= GTK_FILE_CHOOSER_ACTION_OPEN && impl->action <= GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER);
8820
8821       if (impl->operation_mode == OPERATION_MODE_SEARCH)
8822         {
8823           retval = search_should_respond (impl);
8824           goto out;
8825         }
8826
8827       if (impl->operation_mode == OPERATION_MODE_RECENT)
8828         {
8829           if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8830             goto save_entry;
8831           else
8832             {
8833               retval = recent_should_respond (impl);
8834               goto out;
8835             }
8836         }
8837
8838       selection_check (impl, &num_selected, &all_files, &all_folders);
8839
8840       if (num_selected > 2)
8841         k = 2;
8842       else
8843         k = num_selected;
8844
8845       action = what_to_do [impl->action] [k];
8846
8847       switch (action)
8848         {
8849         case NOOP:
8850           return FALSE;
8851
8852         case RESPOND:
8853           retval = TRUE;
8854           goto out;
8855
8856         case RESPOND_OR_SWITCH:
8857           g_assert (num_selected == 1);
8858
8859           if (all_folders)
8860             {
8861               switch_to_selected_folder (impl);
8862               return FALSE;
8863             }
8864           else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8865             {
8866               retval = should_respond_after_confirm_overwrite (impl,
8867                                                                get_display_name_from_file_list (impl),
8868                                                                impl->current_folder);
8869               goto out;
8870             }
8871           else
8872             {
8873               retval = TRUE;
8874               goto out;
8875             }
8876
8877         case ALL_FILES:
8878           retval = all_files;
8879           goto out;
8880
8881         case ALL_FOLDERS:
8882           retval = all_folders;
8883           goto out;
8884
8885         case SAVE_ENTRY:
8886           goto save_entry;
8887
8888         default:
8889           g_assert_not_reached ();
8890         }
8891     }
8892   else if ((impl->location_entry != NULL) && (current_focus == impl->location_entry))
8893     {
8894       GFile *file;
8895       gboolean is_well_formed, is_empty, is_file_part_empty;
8896       gboolean is_folder;
8897       GtkFileChooserEntry *entry;
8898       GError *error;
8899
8900     save_entry:
8901
8902       g_assert (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8903                 || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
8904                 || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
8905                      || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8906                     && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY));
8907
8908       entry = GTK_FILE_CHOOSER_ENTRY (impl->location_entry);
8909       check_save_entry (impl, &file, &is_well_formed, &is_empty, &is_file_part_empty, &is_folder);
8910
8911       if (!is_well_formed)
8912         {
8913           if (!is_empty
8914               && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8915               && impl->operation_mode == OPERATION_MODE_RECENT)
8916             {
8917               path_bar_set_mode (impl, PATH_BAR_ERROR_NO_FOLDER);
8918 #if 0
8919               /* We'll #ifdef this out, as the fucking treeview selects its first row,
8920                * thus changing our assumption that no selection is present - setting
8921                * a selection causes the error message from path_bar_set_mode() to go away,
8922                * but we want the user to see that message!
8923                */
8924               gtk_widget_grab_focus (impl->browse_files_tree_view);
8925 #endif
8926             }
8927           /* FIXME: else show an "invalid filename" error as the pathbar mode? */
8928
8929           return FALSE;
8930         }
8931
8932       if (is_empty)
8933         {
8934           if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8935               || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8936             {
8937               path_bar_set_mode (impl, PATH_BAR_ERROR_NO_FILENAME);
8938               gtk_widget_grab_focus (impl->location_entry);
8939               return FALSE;
8940             }
8941
8942           goto file_list;
8943         }
8944
8945       g_assert (file != NULL);
8946
8947       error = NULL;
8948       if (is_folder)
8949         {
8950           if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
8951               impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8952             {
8953               change_folder_and_display_error (impl, file, TRUE);
8954             }
8955           else if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
8956                    impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8957             {
8958               /* The folder already exists, so we do not need to create it.
8959                * Just respond to terminate the dialog.
8960                */
8961               retval = TRUE;
8962             }
8963           else
8964             {
8965               g_assert_not_reached ();
8966             }
8967         }
8968       else
8969         {
8970           struct FileExistsData *data;
8971
8972           /* We need to check whether file exists and whether it is a folder -
8973            * the GtkFileChooserEntry *does* report is_folder==FALSE as a false
8974            * negative (it doesn't know yet if your last path component is a
8975            * folder).
8976            */
8977
8978           data = g_new0 (struct FileExistsData, 1);
8979           data->impl = g_object_ref (impl);
8980           data->file = g_object_ref (file);
8981           data->parent_file = _gtk_file_chooser_entry_get_current_folder (entry);
8982
8983           if (impl->file_exists_get_info_cancellable)
8984             g_cancellable_cancel (impl->file_exists_get_info_cancellable);
8985
8986           impl->file_exists_get_info_cancellable =
8987             _gtk_file_system_get_info (impl->file_system, file,
8988                                        "standard::type",
8989                                        file_exists_get_info_cb,
8990                                        data);
8991
8992           set_busy_cursor (impl, TRUE);
8993
8994           if (error != NULL)
8995             g_error_free (error);
8996         }
8997
8998       g_object_unref (file);
8999     }
9000   else if (impl->toplevel_last_focus_widget == impl->browse_files_tree_view)
9001     {
9002       /* The focus is on a dialog's action area button, *and* the widget that
9003        * was focused immediately before it is the file list.
9004        */
9005       goto file_list;
9006     }
9007   else if (impl->operation_mode == OPERATION_MODE_SEARCH && impl->toplevel_last_focus_widget == impl->search_entry)
9008     {
9009       search_entry_activate_cb (GTK_ENTRY (impl->search_entry), impl);
9010       return FALSE;
9011     }
9012   else if (impl->location_entry && impl->toplevel_last_focus_widget == impl->location_entry)
9013     {
9014       /* The focus is on a dialog's action area button, *and* the widget that
9015        * was focused immediately before it is the location entry.
9016        */
9017       goto save_entry;
9018     }
9019   else
9020     /* The focus is on a dialog's action area button or something else */
9021     if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
9022         || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
9023       goto save_entry;
9024     else
9025       goto file_list;
9026
9027  out:
9028
9029   if (retval)
9030     add_selection_to_recent_list (impl);
9031
9032   return retval;
9033 }
9034
9035 /* Implementation for GtkFileChooserEmbed::initial_focus() */
9036 static void
9037 gtk_file_chooser_default_initial_focus (GtkFileChooserEmbed *chooser_embed)
9038 {
9039   GtkFileChooserDefault *impl;
9040   GtkWidget *widget;
9041
9042   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
9043
9044   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
9045       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
9046     {
9047       if (impl->location_mode == LOCATION_MODE_PATH_BAR
9048           || impl->operation_mode == OPERATION_MODE_RECENT)
9049         widget = impl->browse_files_tree_view;
9050       else
9051         widget = impl->location_entry;
9052     }
9053   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
9054            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
9055     widget = impl->location_entry;
9056   else
9057     {
9058       g_assert_not_reached ();
9059       widget = NULL;
9060     }
9061
9062   g_assert (widget != NULL);
9063   gtk_widget_grab_focus (widget);
9064 }
9065
9066 /* Callback used from gtk_tree_selection_selected_foreach(); gets the selected GFiles */
9067 static void
9068 search_selected_foreach_get_file_cb (GtkTreeModel *model,
9069                                      GtkTreePath  *path,
9070                                      GtkTreeIter  *iter,
9071                                      gpointer      data)
9072 {
9073   GSList **list;
9074   GFile *file;
9075
9076   list = data;
9077
9078   gtk_tree_model_get (model, iter, MODEL_COL_FILE, &file, -1);
9079   *list = g_slist_prepend (*list, file); /* The file already has a new ref courtesy of gtk_tree_model_get(); this will be unreffed by the caller */
9080 }
9081
9082 /* Constructs a list of the selected paths in search mode */
9083 static GSList *
9084 search_get_selected_files (GtkFileChooserDefault *impl)
9085 {
9086   GSList *result;
9087   GtkTreeSelection *selection;
9088
9089   result = NULL;
9090
9091   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9092   gtk_tree_selection_selected_foreach (selection, search_selected_foreach_get_file_cb, &result);
9093   result = g_slist_reverse (result);
9094
9095   return result;
9096 }
9097
9098 /* Called from ::should_respond().  We return whether there are selected files
9099  * in the search list.
9100  */
9101 static gboolean
9102 search_should_respond (GtkFileChooserDefault *impl)
9103 {
9104   GtkTreeSelection *selection;
9105
9106   g_assert (impl->operation_mode == OPERATION_MODE_SEARCH);
9107
9108   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9109   return (gtk_tree_selection_count_selected_rows (selection) != 0);
9110 }
9111
9112 /* Adds one hit from the search engine to the search_model */
9113 static void
9114 search_add_hit (GtkFileChooserDefault *impl,
9115                 gchar                 *uri)
9116 {
9117   GFile *file;
9118
9119   file = g_file_new_for_uri (uri);
9120   if (!file)
9121     return;
9122
9123   if (!g_file_is_native (file))
9124     {
9125       g_object_unref (file);
9126       return;
9127     }
9128
9129   _gtk_file_system_model_add_and_query_file (impl->search_model,
9130                                              file,
9131                                              MODEL_ATTRIBUTES);
9132
9133   g_object_unref (file);
9134 }
9135
9136 /* Callback used from GtkSearchEngine when we get new hits */
9137 static void
9138 search_engine_hits_added_cb (GtkSearchEngine *engine,
9139                              GList           *hits,
9140                              gpointer         data)
9141 {
9142   GtkFileChooserDefault *impl;
9143   GList *l;
9144
9145   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9146
9147   for (l = hits; l; l = l->next)
9148     search_add_hit (impl, (gchar*)l->data);
9149 }
9150
9151 /* Callback used from GtkSearchEngine when the query is done running */
9152 static void
9153 search_engine_finished_cb (GtkSearchEngine *engine,
9154                            gpointer         data)
9155 {
9156   GtkFileChooserDefault *impl;
9157
9158   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9159
9160 #if 0
9161   /* EB: setting the model here will avoid loads of row events,
9162    * but it'll make the search look like blocked.
9163    */
9164   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9165                            GTK_TREE_MODEL (impl->search_model));
9166   file_list_set_sort_column_ids (impl);
9167 #endif
9168
9169   /* FMQ: if search was empty, say that we got no hits */
9170   set_busy_cursor (impl, FALSE);
9171 }
9172
9173 /* Displays a generic error when we cannot create a GtkSearchEngine.
9174  * It would be better if _gtk_search_engine_new() gave us a GError
9175  * with a better message, but it doesn't do that right now.
9176  */
9177 static void
9178 search_error_could_not_create_client (GtkFileChooserDefault *impl)
9179 {
9180   error_message (impl,
9181                  _("Could not start the search process"),
9182                  _("The program was not able to create a connection to the indexer "
9183                    "daemon.  Please make sure it is running."));
9184 }
9185
9186 static void
9187 search_engine_error_cb (GtkSearchEngine *engine,
9188                         const gchar     *message,
9189                         gpointer         data)
9190 {
9191   GtkFileChooserDefault *impl;
9192
9193   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9194
9195   search_stop_searching (impl, TRUE);
9196   error_message (impl, _("Could not send the search request"), message);
9197
9198   set_busy_cursor (impl, FALSE);
9199 }
9200
9201 /* Frees the data in the search_model */
9202 static void
9203 search_clear_model (GtkFileChooserDefault *impl,
9204                     gboolean               remove_from_treeview)
9205 {
9206   if (!impl->search_model)
9207     return;
9208
9209   g_object_unref (impl->search_model);
9210   impl->search_model = NULL;
9211
9212   if (remove_from_treeview)
9213     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
9214 }
9215
9216 /* Stops any ongoing searches; does not touch the search_model */
9217 static void
9218 search_stop_searching (GtkFileChooserDefault *impl,
9219                        gboolean               remove_query)
9220 {
9221   if (remove_query && impl->search_query)
9222     {
9223       g_object_unref (impl->search_query);
9224       impl->search_query = NULL;
9225     }
9226
9227   if (impl->search_engine)
9228     {
9229       _gtk_search_engine_stop (impl->search_engine);
9230
9231       g_object_unref (impl->search_engine);
9232       impl->search_engine = NULL;
9233     }
9234 }
9235
9236 /* Creates the search_model and puts it in the tree view */
9237 static void
9238 search_setup_model (GtkFileChooserDefault *impl)
9239 {
9240   g_assert (impl->search_model == NULL);
9241
9242   impl->search_model = _gtk_file_system_model_new (file_system_model_set,
9243                                                    impl,
9244                                                    MODEL_COLUMN_TYPES);
9245
9246   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9247                                    MODEL_COL_NAME,
9248                                    name_sort_func,
9249                                    impl, NULL);
9250   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9251                                    MODEL_COL_MTIME,
9252                                    mtime_sort_func,
9253                                    impl, NULL);
9254   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9255                                    MODEL_COL_SIZE,
9256                                    size_sort_func,
9257                                    impl, NULL);
9258   set_sort_column (impl);
9259
9260   /* EB: setting the model here will make the hits list update feel
9261    * more "alive" than setting the model at the end of the search
9262    * run
9263    */
9264   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9265                            GTK_TREE_MODEL (impl->search_model));
9266   file_list_set_sort_column_ids (impl);
9267 }
9268
9269 /* Creates a new query with the specified text and launches it */
9270 static void
9271 search_start_query (GtkFileChooserDefault *impl,
9272                     const gchar           *query_text)
9273 {
9274   search_stop_searching (impl, FALSE);
9275   search_clear_model (impl, TRUE);
9276   search_setup_model (impl);
9277   set_busy_cursor (impl, TRUE);
9278
9279   if (impl->search_engine == NULL)
9280     impl->search_engine = _gtk_search_engine_new ();
9281
9282   if (!impl->search_engine)
9283     {
9284       set_busy_cursor (impl, FALSE);
9285       search_error_could_not_create_client (impl); /* lame; we don't get an error code or anything */
9286       return;
9287     }
9288
9289   if (!impl->search_query)
9290     {
9291       impl->search_query = _gtk_query_new ();
9292       _gtk_query_set_text (impl->search_query, query_text);
9293     }
9294
9295   _gtk_search_engine_set_query (impl->search_engine, impl->search_query);
9296
9297   g_signal_connect (impl->search_engine, "hits-added",
9298                     G_CALLBACK (search_engine_hits_added_cb), impl);
9299   g_signal_connect (impl->search_engine, "finished",
9300                     G_CALLBACK (search_engine_finished_cb), impl);
9301   g_signal_connect (impl->search_engine, "error",
9302                     G_CALLBACK (search_engine_error_cb), impl);
9303
9304   _gtk_search_engine_start (impl->search_engine);
9305 }
9306
9307 /* Callback used when the user presses Enter while typing on the search
9308  * entry; starts the query
9309  */
9310 static void
9311 search_entry_activate_cb (GtkEntry *entry,
9312                           gpointer data)
9313 {
9314   GtkFileChooserDefault *impl;
9315   const char *text;
9316
9317   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9318
9319   text = gtk_entry_get_text (GTK_ENTRY (impl->search_entry));
9320   if (strlen (text) == 0)
9321     return;
9322
9323   /* reset any existing query object */
9324   if (impl->search_query)
9325     {
9326       g_object_unref (impl->search_query);
9327       impl->search_query = NULL;
9328     }
9329
9330   search_start_query (impl, text);
9331 }
9332
9333 static gboolean
9334 focus_entry_idle_cb (GtkFileChooserDefault *impl)
9335 {
9336   gdk_threads_enter ();
9337
9338   g_source_destroy (impl->focus_entry_idle);
9339   impl->focus_entry_idle = NULL;
9340
9341   if (impl->search_entry)
9342     gtk_widget_grab_focus (impl->search_entry);
9343
9344   gdk_threads_leave ();
9345
9346   return FALSE;
9347 }
9348
9349 static void
9350 focus_search_entry_in_idle (GtkFileChooserDefault *impl)
9351 {
9352   /* bgo#634558 - When the user clicks on the Search entry in the shortcuts
9353    * pane, we get a selection-changed signal and we set up the search widgets.
9354    * However, gtk_tree_view_button_press() focuses the treeview *after* making
9355    * the change to the selection.  So, we need to re-focus the search entry
9356    * after the treeview has finished doing its work; we'll do that in an idle
9357    * handler.
9358    */
9359
9360   if (!impl->focus_entry_idle)
9361     impl->focus_entry_idle = add_idle_while_impl_is_alive (impl, G_CALLBACK (focus_entry_idle_cb));
9362 }
9363
9364 /* Hides the path bar and creates the search entry */
9365 static void
9366 search_setup_widgets (GtkFileChooserDefault *impl)
9367 {
9368   impl->search_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
9369
9370   path_bar_update (impl);
9371
9372   impl->search_entry = gtk_entry_new ();
9373   g_signal_connect (impl->search_entry, "activate",
9374                     G_CALLBACK (search_entry_activate_cb),
9375                     impl);
9376   gtk_box_pack_start (GTK_BOX (impl->search_hbox), impl->search_entry, TRUE, TRUE, 0);
9377
9378   /* if there already is a query, restart it */
9379   if (impl->search_query)
9380     {
9381       gchar *query = _gtk_query_get_text (impl->search_query);
9382
9383       if (query)
9384         {
9385           gtk_entry_set_text (GTK_ENTRY (impl->search_entry), query);
9386           search_start_query (impl, query);
9387
9388           g_free (query);
9389         }
9390       else
9391         {
9392           g_object_unref (impl->search_query);
9393           impl->search_query = NULL;
9394         }
9395     }
9396
9397   /* Box for search widgets */
9398   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->search_hbox, TRUE, TRUE, 0);
9399   gtk_widget_show_all (impl->search_hbox);
9400   gtk_size_group_add_widget (GTK_SIZE_GROUP (impl->browse_path_bar_size_group), impl->search_hbox);
9401
9402   /* Hide the location widgets temporarily */
9403
9404   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
9405       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
9406     {
9407       gtk_widget_hide (impl->location_button);
9408       gtk_widget_hide (impl->location_entry_box);
9409     }
9410
9411   focus_search_entry_in_idle (impl);
9412
9413   /* FMQ: hide the filter combo? */
9414 }
9415
9416 /*
9417  * Recent files support
9418  */
9419
9420 /* Frees the data in the recent_model */
9421 static void
9422 recent_clear_model (GtkFileChooserDefault *impl,
9423                     gboolean               remove_from_treeview)
9424 {
9425   if (!impl->recent_model)
9426     return;
9427
9428   if (remove_from_treeview)
9429     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
9430
9431   g_object_unref (impl->recent_model);
9432   impl->recent_model = NULL;
9433 }
9434
9435 /* Stops any ongoing loading of the recent files list; does
9436  * not touch the recent_model
9437  */
9438 static void
9439 recent_stop_loading (GtkFileChooserDefault *impl)
9440 {
9441   if (impl->load_recent_id)
9442     {
9443       g_source_remove (impl->load_recent_id);
9444       impl->load_recent_id = 0;
9445     }
9446 }
9447
9448 static void
9449 recent_setup_model (GtkFileChooserDefault *impl)
9450 {
9451   g_assert (impl->recent_model == NULL);
9452
9453   impl->recent_model = _gtk_file_system_model_new (file_system_model_set,
9454                                                    impl,
9455                                                    MODEL_COLUMN_TYPES);
9456
9457   _gtk_file_system_model_set_filter (impl->recent_model,
9458                                      impl->current_filter);
9459   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9460                                    MODEL_COL_NAME,
9461                                    name_sort_func,
9462                                    impl, NULL);
9463   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9464                                    MODEL_COL_SIZE,
9465                                    size_sort_func,
9466                                    impl, NULL);
9467   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9468                                    MODEL_COL_MTIME,
9469                                    mtime_sort_func,
9470                                    impl, NULL);
9471   set_sort_column (impl);
9472 }
9473
9474 typedef struct
9475 {
9476   GtkFileChooserDefault *impl;
9477   GList *items;
9478 } RecentLoadData;
9479
9480 static void
9481 recent_idle_cleanup (gpointer data)
9482 {
9483   RecentLoadData *load_data = data;
9484   GtkFileChooserDefault *impl = load_data->impl;
9485
9486   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9487                            GTK_TREE_MODEL (impl->recent_model));
9488   file_list_set_sort_column_ids (impl);
9489   gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (impl->recent_model), MODEL_COL_MTIME, GTK_SORT_DESCENDING);
9490
9491   set_busy_cursor (impl, FALSE);
9492
9493   impl->load_recent_id = 0;
9494
9495   g_free (load_data);
9496 }
9497
9498 static gint
9499 get_recent_files_limit (GtkWidget *widget)
9500 {
9501   GtkSettings *settings;
9502   gint limit;
9503
9504   if (gtk_widget_has_screen (widget))
9505     settings = gtk_settings_get_for_screen (gtk_widget_get_screen (widget));
9506   else
9507     settings = gtk_settings_get_default ();
9508
9509   g_object_get (G_OBJECT (settings), "gtk-recent-files-limit", &limit, NULL);
9510
9511   return limit;
9512 }
9513
9514 /* Populates the file system model with the GtkRecentInfo* items in the provided list; frees the items */
9515 static void
9516 populate_model_with_recent_items (GtkFileChooserDefault *impl, GList *items)
9517 {
9518   gint limit;
9519   GList *l;
9520   int n;
9521
9522   limit = get_recent_files_limit (GTK_WIDGET (impl));
9523
9524   n = 0;
9525
9526   for (l = items; l; l = l->next)
9527     {
9528       GtkRecentInfo *info = l->data;
9529       GFile *file;
9530
9531       file = g_file_new_for_uri (gtk_recent_info_get_uri (info));
9532       _gtk_file_system_model_add_and_query_file (impl->recent_model,
9533                                                  file,
9534                                                  MODEL_ATTRIBUTES);
9535       g_object_unref (file);
9536
9537       n++;
9538       if (limit != -1 && n >= limit)
9539         break;
9540     }
9541 }
9542
9543 static void
9544 populate_model_with_folders (GtkFileChooserDefault *impl, GList *items)
9545 {
9546   GList *folders;
9547   GList *l;
9548
9549   folders = _gtk_file_chooser_extract_recent_folders (items);
9550
9551   for (l = folders; l; l = l->next)
9552     {
9553       GFile *folder = l->data;
9554
9555       _gtk_file_system_model_add_and_query_file (impl->recent_model,
9556                                                  folder,
9557                                                  MODEL_ATTRIBUTES);
9558     }
9559
9560   g_list_foreach (folders, (GFunc) g_object_unref, NULL);
9561   g_list_free (folders);
9562 }
9563
9564 static gboolean
9565 recent_idle_load (gpointer data)
9566 {
9567   RecentLoadData *load_data = data;
9568   GtkFileChooserDefault *impl = load_data->impl;
9569
9570   if (!impl->recent_manager)
9571     return FALSE;
9572
9573   load_data->items = gtk_recent_manager_get_items (impl->recent_manager);
9574   if (!load_data->items)
9575     return FALSE;
9576
9577   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
9578     populate_model_with_recent_items (impl, load_data->items);
9579   else
9580     populate_model_with_folders (impl, load_data->items);
9581
9582   g_list_foreach (load_data->items, (GFunc) gtk_recent_info_unref, NULL);
9583   g_list_free (load_data->items);
9584   load_data->items = NULL;
9585
9586   return FALSE;
9587 }
9588
9589 static void
9590 recent_start_loading (GtkFileChooserDefault *impl)
9591 {
9592   RecentLoadData *load_data;
9593
9594   recent_stop_loading (impl);
9595   recent_clear_model (impl, TRUE);
9596   recent_setup_model (impl);
9597   set_busy_cursor (impl, TRUE);
9598
9599   g_assert (impl->load_recent_id == 0);
9600
9601   load_data = g_new (RecentLoadData, 1);
9602   load_data->impl = impl;
9603   load_data->items = NULL;
9604
9605   /* begin lazy loading the recent files into the model */
9606   impl->load_recent_id = gdk_threads_add_idle_full (G_PRIORITY_HIGH_IDLE + 30,
9607                                                     recent_idle_load,
9608                                                     load_data,
9609                                                     recent_idle_cleanup);
9610 }
9611
9612 static void
9613 recent_selected_foreach_get_file_cb (GtkTreeModel *model,
9614                                      GtkTreePath  *path,
9615                                      GtkTreeIter  *iter,
9616                                      gpointer      data)
9617 {
9618   GSList **list;
9619   GFile *file;
9620
9621   list = data;
9622
9623   gtk_tree_model_get (model, iter, MODEL_COL_FILE, &file, -1);
9624   *list = g_slist_prepend (*list, file);
9625 }
9626
9627 /* Constructs a list of the selected paths in recent files mode */
9628 static GSList *
9629 recent_get_selected_files (GtkFileChooserDefault *impl)
9630 {
9631   GSList *result;
9632   GtkTreeSelection *selection;
9633
9634   result = NULL;
9635
9636   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9637   gtk_tree_selection_selected_foreach (selection, recent_selected_foreach_get_file_cb, &result);
9638   result = g_slist_reverse (result);
9639
9640   return result;
9641 }
9642
9643 /* Called from ::should_respond().  We return whether there are selected
9644  * files in the recent files list.
9645  */
9646 static gboolean
9647 recent_should_respond (GtkFileChooserDefault *impl)
9648 {
9649   GtkTreeSelection *selection;
9650
9651   g_assert (impl->operation_mode == OPERATION_MODE_RECENT);
9652
9653   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9654   return (gtk_tree_selection_count_selected_rows (selection) != 0);
9655 }
9656
9657 static void
9658 set_current_filter (GtkFileChooserDefault *impl,
9659                     GtkFileFilter         *filter)
9660 {
9661   if (impl->current_filter != filter)
9662     {
9663       int filter_index;
9664
9665       /* NULL filters are allowed to reset to non-filtered status
9666        */
9667       filter_index = g_slist_index (impl->filters, filter);
9668       if (impl->filters && filter && filter_index < 0)
9669         return;
9670
9671       if (impl->current_filter)
9672         g_object_unref (impl->current_filter);
9673       impl->current_filter = filter;
9674       if (impl->current_filter)
9675         {
9676           g_object_ref_sink (impl->current_filter);
9677         }
9678
9679       if (impl->filters)
9680         gtk_combo_box_set_active (GTK_COMBO_BOX (impl->filter_combo),
9681                                   filter_index);
9682
9683       if (impl->browse_files_model)
9684         {
9685           _gtk_file_system_model_set_filter (impl->browse_files_model, impl->current_filter);
9686           _gtk_file_system_model_clear_cache (impl->browse_files_model, MODEL_COL_IS_SENSITIVE);
9687         }
9688
9689       if (impl->search_model)
9690         {
9691           _gtk_file_system_model_set_filter (impl->search_model, filter);
9692           _gtk_file_system_model_clear_cache (impl->search_model, MODEL_COL_IS_SENSITIVE);
9693         }
9694
9695       if (impl->recent_model)
9696         {
9697           _gtk_file_system_model_set_filter (impl->recent_model, filter);
9698           _gtk_file_system_model_clear_cache (impl->recent_model, MODEL_COL_IS_SENSITIVE);
9699         }
9700
9701       g_object_notify (G_OBJECT (impl), "filter");
9702     }
9703 }
9704
9705 static void
9706 filter_combo_changed (GtkComboBox           *combo_box,
9707                       GtkFileChooserDefault *impl)
9708 {
9709   gint new_index = gtk_combo_box_get_active (combo_box);
9710   GtkFileFilter *new_filter = g_slist_nth_data (impl->filters, new_index);
9711
9712   set_current_filter (impl, new_filter);
9713 }
9714
9715 static void
9716 check_preview_change (GtkFileChooserDefault *impl)
9717 {
9718   GtkTreePath *cursor_path;
9719   GFile *new_file;
9720   char *new_display_name;
9721   GtkTreeModel *model;
9722
9723   gtk_tree_view_get_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view), &cursor_path, NULL);
9724   model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
9725   if (cursor_path)
9726     {
9727       GtkTreeIter iter;
9728
9729       gtk_tree_model_get_iter (model, &iter, cursor_path);
9730       gtk_tree_model_get (model, &iter,
9731                           MODEL_COL_FILE, &new_file,
9732                           MODEL_COL_NAME, &new_display_name,
9733                           -1);
9734
9735       gtk_tree_path_free (cursor_path);
9736     }
9737   else
9738     {
9739       new_file = NULL;
9740       new_display_name = NULL;
9741     }
9742
9743   if (new_file != impl->preview_file &&
9744       !(new_file && impl->preview_file &&
9745         g_file_equal (new_file, impl->preview_file)))
9746     {
9747       if (impl->preview_file)
9748         {
9749           g_object_unref (impl->preview_file);
9750           g_free (impl->preview_display_name);
9751         }
9752
9753       if (new_file)
9754         {
9755           impl->preview_file = new_file;
9756           impl->preview_display_name = new_display_name;
9757         }
9758       else
9759         {
9760           impl->preview_file = NULL;
9761           impl->preview_display_name = NULL;
9762           g_free (new_display_name);
9763         }
9764
9765       if (impl->use_preview_label && impl->preview_label)
9766         gtk_label_set_text (GTK_LABEL (impl->preview_label), impl->preview_display_name);
9767
9768       g_signal_emit_by_name (impl, "update-preview");
9769     }
9770   else
9771     {
9772       if (new_file)
9773         g_object_unref (new_file);
9774
9775       g_free (new_display_name);
9776     }
9777 }
9778
9779 static void
9780 shortcuts_activate_volume_mount_cb (GCancellable        *cancellable,
9781                                     GtkFileSystemVolume *volume,
9782                                     const GError        *error,
9783                                     gpointer             data)
9784 {
9785   GFile *file;
9786   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
9787   GtkFileChooserDefault *impl = data;
9788
9789   if (cancellable != impl->shortcuts_activate_iter_cancellable)
9790     goto out;
9791
9792   impl->shortcuts_activate_iter_cancellable = NULL;
9793
9794   set_busy_cursor (impl, FALSE);
9795
9796   if (cancelled)
9797     goto out;
9798
9799   if (error)
9800     {
9801       if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_FAILED_HANDLED))
9802         {
9803           char *msg, *name;
9804
9805           name = _gtk_file_system_volume_get_display_name (volume);
9806           msg = g_strdup_printf (_("Could not mount %s"), name);
9807
9808           error_message (impl, msg, error->message);
9809
9810           g_free (msg);
9811           g_free (name);
9812         }
9813
9814       goto out;
9815     }
9816
9817   file = _gtk_file_system_volume_get_root (volume);
9818   if (file != NULL)
9819     {
9820       change_folder_and_display_error (impl, file, FALSE);
9821       g_object_unref (file);
9822     }
9823
9824 out:
9825   g_object_unref (impl);
9826   g_object_unref (cancellable);
9827 }
9828
9829
9830 /* Activates a volume by mounting it if necessary and then switching to its
9831  * base path.
9832  */
9833 static void
9834 shortcuts_activate_volume (GtkFileChooserDefault *impl,
9835                            GtkFileSystemVolume   *volume)
9836 {
9837   GFile *file;
9838
9839   operation_mode_set (impl, OPERATION_MODE_BROWSE);
9840
9841   /* We ref the file chooser since volume_mount() may run a main loop, and the
9842    * user could close the file chooser window in the meantime.
9843    */
9844   g_object_ref (impl);
9845
9846   if (!_gtk_file_system_volume_is_mounted (volume))
9847     {
9848       GMountOperation *mount_op;
9849
9850       set_busy_cursor (impl, TRUE);
9851
9852       mount_op = gtk_mount_operation_new (get_toplevel (GTK_WIDGET (impl)));
9853       impl->shortcuts_activate_iter_cancellable =
9854         _gtk_file_system_mount_volume (impl->file_system, volume, mount_op,
9855                                        shortcuts_activate_volume_mount_cb,
9856                                        g_object_ref (impl));
9857       g_object_unref (mount_op);
9858     }
9859   else
9860     {
9861       file = _gtk_file_system_volume_get_root (volume);
9862       if (file != NULL)
9863         {
9864           change_folder_and_display_error (impl, file, FALSE);
9865           g_object_unref (file);
9866         }
9867     }
9868
9869   g_object_unref (impl);
9870 }
9871
9872 /* Opens the folder or volume at the specified iter in the shortcuts model */
9873 struct ShortcutsActivateData
9874 {
9875   GtkFileChooserDefault *impl;
9876   GFile *file;
9877 };
9878
9879 static void
9880 shortcuts_activate_get_info_cb (GCancellable *cancellable,
9881                                 GFileInfo    *info,
9882                                 const GError *error,
9883                                 gpointer      user_data)
9884 {
9885   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
9886   struct ShortcutsActivateData *data = user_data;
9887
9888   if (cancellable != data->impl->shortcuts_activate_iter_cancellable)
9889     goto out;
9890
9891   data->impl->shortcuts_activate_iter_cancellable = NULL;
9892
9893   if (cancelled)
9894     goto out;
9895
9896   if (!error && _gtk_file_info_consider_as_directory (info))
9897     change_folder_and_display_error (data->impl, data->file, FALSE);
9898   else
9899     gtk_file_chooser_default_select_file (GTK_FILE_CHOOSER (data->impl),
9900                                           data->file,
9901                                           NULL);
9902
9903 out:
9904   g_object_unref (data->impl);
9905   g_object_unref (data->file);
9906   g_free (data);
9907
9908   g_object_unref (cancellable);
9909 }
9910
9911 static void
9912 shortcuts_activate_mount_enclosing_volume (GCancellable        *cancellable,
9913                                            GtkFileSystemVolume *volume,
9914                                            const GError        *error,
9915                                            gpointer             user_data)
9916 {
9917   struct ShortcutsActivateData *data = user_data;
9918
9919   if (error)
9920     {
9921       error_changing_folder_dialog (data->impl, data->file, g_error_copy (error));
9922
9923       g_object_unref (data->impl);
9924       g_object_unref (data->file);
9925       g_free (data);
9926
9927       return;
9928     }
9929
9930   data->impl->shortcuts_activate_iter_cancellable =
9931     _gtk_file_system_get_info (data->impl->file_system, data->file,
9932                                "standard::type",
9933                                shortcuts_activate_get_info_cb, data);
9934
9935   if (volume)
9936     _gtk_file_system_volume_unref (volume);
9937 }
9938
9939 static void
9940 shortcuts_activate_iter (GtkFileChooserDefault *impl,
9941                          GtkTreeIter           *iter)
9942 {
9943   gpointer col_data;
9944   ShortcutType shortcut_type;
9945
9946   /* In the Save modes, we want to preserve what the uesr typed in the filename
9947    * entry, so that he may choose another folder without erasing his typed name.
9948    */
9949   if (impl->location_entry
9950       && !(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
9951            || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER))
9952     gtk_entry_set_text (GTK_ENTRY (impl->location_entry), "");
9953
9954   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), iter,
9955                       SHORTCUTS_COL_DATA, &col_data,
9956                       SHORTCUTS_COL_TYPE, &shortcut_type,
9957                       -1);
9958
9959   if (impl->shortcuts_activate_iter_cancellable)
9960     {
9961       g_cancellable_cancel (impl->shortcuts_activate_iter_cancellable);
9962       impl->shortcuts_activate_iter_cancellable = NULL;
9963     }
9964
9965   if (shortcut_type == SHORTCUT_TYPE_SEPARATOR)
9966     return;
9967   else if (shortcut_type == SHORTCUT_TYPE_VOLUME)
9968     {
9969       GtkFileSystemVolume *volume;
9970
9971       volume = col_data;
9972
9973       operation_mode_set (impl, OPERATION_MODE_BROWSE);
9974
9975       shortcuts_activate_volume (impl, volume);
9976     }
9977   else if (shortcut_type == SHORTCUT_TYPE_FILE)
9978     {
9979       struct ShortcutsActivateData *data;
9980       GtkFileSystemVolume *volume;
9981
9982       operation_mode_set (impl, OPERATION_MODE_BROWSE);
9983
9984       volume = _gtk_file_system_get_volume_for_file (impl->file_system, col_data);
9985
9986       data = g_new0 (struct ShortcutsActivateData, 1);
9987       data->impl = g_object_ref (impl);
9988       data->file = g_object_ref (col_data);
9989
9990       if (!volume || !_gtk_file_system_volume_is_mounted (volume))
9991         {
9992           GMountOperation *mount_operation;
9993           GtkWidget *toplevel;
9994
9995           toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
9996
9997           mount_operation = gtk_mount_operation_new (GTK_WINDOW (toplevel));
9998
9999           impl->shortcuts_activate_iter_cancellable =
10000             _gtk_file_system_mount_enclosing_volume (impl->file_system, col_data,
10001                                                      mount_operation,
10002                                                      shortcuts_activate_mount_enclosing_volume,
10003                                                      data);
10004         }
10005       else
10006         {
10007           impl->shortcuts_activate_iter_cancellable =
10008             _gtk_file_system_get_info (impl->file_system, data->file,
10009                                        "standard::type",
10010                                        shortcuts_activate_get_info_cb, data);
10011         }
10012     }
10013   else if (shortcut_type == SHORTCUT_TYPE_SEARCH)
10014     {
10015       operation_mode_set (impl, OPERATION_MODE_SEARCH);
10016     }
10017   else if (shortcut_type == SHORTCUT_TYPE_RECENT)
10018     {
10019       operation_mode_set (impl, OPERATION_MODE_RECENT);
10020     }
10021 }
10022
10023 /* Handler for GtkWidget::key-press-event on the shortcuts list */
10024 static gboolean
10025 shortcuts_key_press_event_cb (GtkWidget             *widget,
10026                               GdkEventKey           *event,
10027                               GtkFileChooserDefault *impl)
10028 {
10029   guint modifiers;
10030
10031   modifiers = gtk_accelerator_get_default_mod_mask ();
10032
10033   if (key_is_left_or_right (event))
10034     {
10035       gtk_widget_grab_focus (impl->browse_files_tree_view);
10036       return TRUE;
10037     }
10038
10039   if ((event->keyval == GDK_KEY_BackSpace
10040       || event->keyval == GDK_KEY_Delete
10041       || event->keyval == GDK_KEY_KP_Delete)
10042       && (event->state & modifiers) == 0)
10043     {
10044       remove_selected_bookmarks (impl);
10045       return TRUE;
10046     }
10047
10048   if ((event->keyval == GDK_KEY_F2)
10049       && (event->state & modifiers) == 0)
10050     {
10051       rename_selected_bookmark (impl);
10052       return TRUE;
10053     }
10054
10055   return FALSE;
10056 }
10057
10058 static gboolean
10059 shortcuts_select_func  (GtkTreeSelection  *selection,
10060                         GtkTreeModel      *model,
10061                         GtkTreePath       *path,
10062                         gboolean           path_currently_selected,
10063                         gpointer           data)
10064 {
10065   GtkFileChooserDefault *impl = data;
10066   GtkTreeIter filter_iter;
10067   ShortcutType shortcut_type;
10068
10069   if (!gtk_tree_model_get_iter (impl->shortcuts_pane_filter_model, &filter_iter, path))
10070     g_assert_not_reached ();
10071
10072   gtk_tree_model_get (impl->shortcuts_pane_filter_model, &filter_iter, SHORTCUTS_COL_TYPE, &shortcut_type, -1);
10073
10074   return shortcut_type != SHORTCUT_TYPE_SEPARATOR;
10075 }
10076
10077 static gboolean
10078 list_select_func  (GtkTreeSelection  *selection,
10079                    GtkTreeModel      *model,
10080                    GtkTreePath       *path,
10081                    gboolean           path_currently_selected,
10082                    gpointer           data)
10083 {
10084   GtkFileChooserDefault *impl = data;
10085
10086   if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
10087       impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
10088     {
10089       GtkTreeIter iter;
10090       gboolean is_sensitive;
10091       gboolean is_folder;
10092
10093       if (!gtk_tree_model_get_iter (model, &iter, path))
10094         return FALSE;
10095       gtk_tree_model_get (model, &iter,
10096                           MODEL_COL_IS_SENSITIVE, &is_sensitive,
10097                           MODEL_COL_IS_FOLDER, &is_folder,
10098                           -1);
10099       if (!is_sensitive || !is_folder)
10100         return FALSE;
10101     }
10102
10103   return TRUE;
10104 }
10105
10106 static void
10107 list_selection_changed (GtkTreeSelection      *selection,
10108                         GtkFileChooserDefault *impl)
10109 {
10110   /* See if we are in the new folder editable row for Save mode */
10111   if (impl->operation_mode == OPERATION_MODE_BROWSE &&
10112       impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
10113     {
10114       GFileInfo *info;
10115       gboolean had_selection;
10116
10117       info = get_selected_file_info_from_file_list (impl, &had_selection);
10118       if (!had_selection)
10119         goto out; /* normal processing */
10120
10121       if (!info)
10122         return; /* We are on the editable row for New Folder */
10123     }
10124
10125  out:
10126
10127   if (impl->location_entry)
10128     update_chooser_entry (impl);
10129
10130   path_bar_update (impl);
10131
10132   check_preview_change (impl);
10133   bookmarks_check_add_sensitivity (impl);
10134   check_copy_file_location_sensitivity (impl);
10135
10136   g_signal_emit_by_name (impl, "selection-changed", 0);
10137 }
10138
10139 /* Callback used when a row in the file list is activated */
10140 static void
10141 list_row_activated (GtkTreeView           *tree_view,
10142                     GtkTreePath           *path,
10143                     GtkTreeViewColumn     *column,
10144                     GtkFileChooserDefault *impl)
10145 {
10146   GFile *file;
10147   GtkTreeIter iter;
10148   GtkTreeModel *model;
10149   gboolean is_folder;
10150   gboolean is_sensitive;
10151
10152   model = gtk_tree_view_get_model (tree_view);
10153
10154   if (!gtk_tree_model_get_iter (model, &iter, path))
10155     return;
10156
10157   gtk_tree_model_get (model, &iter,
10158                       MODEL_COL_FILE, &file,
10159                       MODEL_COL_IS_FOLDER, &is_folder,
10160                       MODEL_COL_IS_SENSITIVE, &is_sensitive,
10161                       -1);
10162
10163   if (is_sensitive && is_folder && file)
10164     {
10165       change_folder_and_display_error (impl, file, FALSE);
10166       goto out;
10167     }
10168
10169   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
10170       impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
10171     g_signal_emit_by_name (impl, "file-activated");
10172
10173  out:
10174
10175   if (file)
10176     g_object_unref (file);
10177 }
10178
10179 static void
10180 path_bar_clicked (GtkPathBar            *path_bar,
10181                   GFile                 *file,
10182                   GFile                 *child_file,
10183                   gboolean               child_is_hidden,
10184                   GtkFileChooserDefault *impl)
10185 {
10186   if (child_file)
10187     pending_select_files_add (impl, child_file);
10188
10189   if (!change_folder_and_display_error (impl, file, FALSE))
10190     return;
10191
10192   /* Say we have "/foo/bar/[.baz]" and the user clicks on "bar".  We should then
10193    * show hidden files so that ".baz" appears in the file list, as it will still
10194    * be shown in the path bar: "/foo/[bar]/.baz"
10195    */
10196   if (child_is_hidden)
10197     g_object_set (impl, "show-hidden", TRUE, NULL);
10198 }
10199
10200 static void
10201 update_cell_renderer_attributes (GtkFileChooserDefault *impl)
10202 {
10203   GtkTreeViewColumn *column;
10204   GtkCellRenderer *renderer;
10205   GList *walk, *list;
10206
10207   /* Keep the following column numbers in sync with create_file_list() */
10208
10209   /* name */
10210   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 0);
10211   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10212   for (walk = list; walk; walk = walk->next)
10213     {
10214       renderer = walk->data;
10215       if (GTK_IS_CELL_RENDERER_PIXBUF (renderer))
10216         {
10217           gtk_tree_view_column_set_attributes (column, renderer,
10218                                                "pixbuf", MODEL_COL_PIXBUF,
10219                                                NULL);
10220         }
10221       else
10222         {
10223           gtk_tree_view_column_set_attributes (column, renderer,
10224                                                "text", MODEL_COL_NAME,
10225                                                "ellipsize", MODEL_COL_ELLIPSIZE,
10226                                                NULL);
10227         }
10228
10229       gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_SENSITIVE);
10230     }
10231   g_list_free (list);
10232
10233   /* size */
10234   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 1);
10235   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10236   renderer = list->data;
10237   gtk_tree_view_column_set_attributes (column, renderer,
10238                                        "text", MODEL_COL_SIZE_TEXT,
10239                                        NULL);
10240
10241   gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_SENSITIVE);
10242   g_list_free (list);
10243
10244   /* mtime */
10245   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 2);
10246   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10247   renderer = list->data;
10248   gtk_tree_view_column_set_attributes (column, renderer,
10249                                        "text", MODEL_COL_MTIME_TEXT,
10250                                        NULL);
10251   gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_SENSITIVE);
10252   g_list_free (list);
10253 }
10254
10255 GtkWidget *
10256 _gtk_file_chooser_default_new (void)
10257 {
10258   return g_object_new (GTK_TYPE_FILE_CHOOSER_DEFAULT, NULL);
10259 }
10260
10261 static void
10262 location_set_user_text (GtkFileChooserDefault *impl,
10263                         const gchar           *path)
10264 {
10265   gtk_entry_set_text (GTK_ENTRY (impl->location_entry), path);
10266   gtk_editable_set_position (GTK_EDITABLE (impl->location_entry), -1);
10267 }
10268
10269 static void
10270 location_popup_handler (GtkFileChooserDefault *impl,
10271                         const gchar           *path)
10272 {
10273   if (impl->operation_mode != OPERATION_MODE_BROWSE)
10274     {
10275       GtkWidget *widget_to_focus;
10276
10277       operation_mode_set (impl, OPERATION_MODE_BROWSE);
10278
10279       if (impl->current_folder)
10280         change_folder_and_display_error (impl, impl->current_folder, FALSE);
10281
10282       if (impl->location_mode == LOCATION_MODE_PATH_BAR)
10283         widget_to_focus = impl->browse_files_tree_view;
10284       else
10285         widget_to_focus = impl->location_entry;
10286
10287       gtk_widget_grab_focus (widget_to_focus);
10288       return;
10289     }
10290
10291   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
10292       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
10293     {
10294       if (!path)
10295         return;
10296
10297       location_mode_set (impl, LOCATION_MODE_FILENAME_ENTRY, TRUE);
10298       location_set_user_text (impl, path);
10299     }
10300   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
10301            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
10302     {
10303       gtk_widget_grab_focus (impl->location_entry);
10304       if (path != NULL)
10305         location_set_user_text (impl, path);
10306     }
10307   else
10308     g_assert_not_reached ();
10309 }
10310
10311 /* Handler for the "up-folder" keybinding signal */
10312 static void
10313 up_folder_handler (GtkFileChooserDefault *impl)
10314 {
10315   _gtk_path_bar_up (GTK_PATH_BAR (impl->browse_path_bar));
10316 }
10317
10318 /* Handler for the "down-folder" keybinding signal */
10319 static void
10320 down_folder_handler (GtkFileChooserDefault *impl)
10321 {
10322   _gtk_path_bar_down (GTK_PATH_BAR (impl->browse_path_bar));
10323 }
10324
10325 /* Switches to the shortcut in the specified index */
10326 static void
10327 switch_to_shortcut (GtkFileChooserDefault *impl,
10328                     int pos)
10329 {
10330   GtkTreeIter iter;
10331
10332   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
10333     g_assert_not_reached ();
10334
10335   shortcuts_activate_iter (impl, &iter);
10336 }
10337
10338 /* Handler for the "home-folder" keybinding signal */
10339 static void
10340 home_folder_handler (GtkFileChooserDefault *impl)
10341 {
10342   if (impl->has_home)
10343     switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_HOME));
10344 }
10345
10346 /* Handler for the "desktop-folder" keybinding signal */
10347 static void
10348 desktop_folder_handler (GtkFileChooserDefault *impl)
10349 {
10350   if (impl->has_desktop)
10351     switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_DESKTOP));
10352 }
10353
10354 /* Handler for the "search-shortcut" keybinding signal */
10355 static void
10356 search_shortcut_handler (GtkFileChooserDefault *impl)
10357 {
10358   if (impl->has_search)
10359     {
10360       switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_SEARCH));
10361
10362       /* we want the entry widget to grab the focus the first
10363        * time, not the browse_files_tree_view widget.
10364        */
10365       if (impl->search_entry)
10366         gtk_widget_grab_focus (impl->search_entry);
10367     }
10368 }
10369
10370 /* Handler for the "recent-shortcut" keybinding signal */
10371 static void
10372 recent_shortcut_handler (GtkFileChooserDefault *impl)
10373 {
10374   switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_RECENT));
10375 }
10376
10377 static void
10378 quick_bookmark_handler (GtkFileChooserDefault *impl,
10379                         gint bookmark_index)
10380 {
10381   int bookmark_pos;
10382   GtkTreePath *path;
10383
10384   if (bookmark_index < 0 || bookmark_index >= impl->num_bookmarks)
10385     return;
10386
10387   bookmark_pos = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS) + bookmark_index;
10388
10389   path = gtk_tree_path_new_from_indices (bookmark_pos, -1);
10390   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
10391                                 path, NULL,
10392                                 FALSE, 0.0, 0.0);
10393   gtk_tree_path_free (path);
10394
10395   switch_to_shortcut (impl, bookmark_pos);
10396 }
10397
10398 static void
10399 show_hidden_handler (GtkFileChooserDefault *impl)
10400 {
10401   g_object_set (impl,
10402                 "show-hidden", !impl->show_hidden,
10403                 NULL);
10404 }
10405
10406
10407 /* Drag and drop interfaces */
10408
10409 static void
10410 _shortcuts_pane_model_filter_class_init (ShortcutsPaneModelFilterClass *class)
10411 {
10412 }
10413
10414 static void
10415 _shortcuts_pane_model_filter_init (ShortcutsPaneModelFilter *model)
10416 {
10417   model->impl = NULL;
10418 }
10419
10420 /* GtkTreeDragSource::row_draggable implementation for the shortcuts filter model */
10421 static gboolean
10422 shortcuts_pane_model_filter_row_draggable (GtkTreeDragSource *drag_source,
10423                                            GtkTreePath       *path)
10424 {
10425   ShortcutsPaneModelFilter *model;
10426   int pos;
10427   int bookmarks_pos;
10428
10429   model = SHORTCUTS_PANE_MODEL_FILTER (drag_source);
10430
10431   pos = *gtk_tree_path_get_indices (path);
10432   bookmarks_pos = shortcuts_get_index (model->impl, SHORTCUTS_BOOKMARKS);
10433
10434   return (pos >= bookmarks_pos && pos < bookmarks_pos + model->impl->num_bookmarks);
10435 }
10436
10437 /* GtkTreeDragSource::drag_data_get implementation for the shortcuts
10438  * filter model
10439  */
10440 static gboolean
10441 shortcuts_pane_model_filter_drag_data_get (GtkTreeDragSource *drag_source,
10442                                            GtkTreePath       *path,
10443                                            GtkSelectionData  *selection_data)
10444 {
10445   /* FIXME */
10446
10447   return FALSE;
10448 }
10449
10450 /* Fill the GtkTreeDragSourceIface vtable */
10451 static void
10452 shortcuts_pane_model_filter_drag_source_iface_init (GtkTreeDragSourceIface *iface)
10453 {
10454   iface->row_draggable = shortcuts_pane_model_filter_row_draggable;
10455   iface->drag_data_get = shortcuts_pane_model_filter_drag_data_get;
10456 }
10457
10458 #if 0
10459 /* Fill the GtkTreeDragDestIface vtable */
10460 static void
10461 shortcuts_pane_model_filter_drag_dest_iface_init (GtkTreeDragDestIface *iface)
10462 {
10463   iface->drag_data_received = shortcuts_pane_model_filter_drag_data_received;
10464   iface->row_drop_possible = shortcuts_pane_model_filter_row_drop_possible;
10465 }
10466 #endif
10467
10468 static GtkTreeModel *
10469 shortcuts_pane_model_filter_new (GtkFileChooserDefault *impl,
10470                                  GtkTreeModel          *child_model,
10471                                  GtkTreePath           *root)
10472 {
10473   ShortcutsPaneModelFilter *model;
10474
10475   model = g_object_new (SHORTCUTS_PANE_MODEL_FILTER_TYPE,
10476                         "child-model", child_model,
10477                         "virtual-root", root,
10478                         NULL);
10479
10480   model->impl = impl;
10481
10482   return GTK_TREE_MODEL (model);
10483 }
10484