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, write to the
  18  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19  * Boston, MA 02111-1307, USA.
  20  */
  21
  22 #include "config.h"
  23
  24 #include "gtkfilechooserdefault.h"
  25
  26 #include "gtkbindings.h"
  27 #include "gtkcelllayout.h"
  28 #include "gtkcellrendererpixbuf.h"
  29 #include "gtkcellrenderertext.h"
  30 #include "gtkcheckmenuitem.h"
  31 #include "gtkclipboard.h"
  32 #include "gtkcomboboxtext.h"
  33 #include "gtkentry.h"
  34 #include "gtkexpander.h"
  35 #include "gtkfilechooserprivate.h"
  36 #include "gtkfilechooserdialog.h"
  37 #include "gtkfilechooserembed.h"
  38 #include "gtkfilechooserentry.h"
  39 #include "gtkfilechooserutils.h"
  40 #include "gtkfilechooser.h"
  41 #include "gtkfilesystem.h"
  42 #include "gtkfilesystemmodel.h"
  43 #include "gtkframe.h"
  44 #include "gtkpaned.h"
  45 #include "gtkiconfactory.h"
  46 #include "gtkicontheme.h"
  47 #include "gtkimage.h"
  48 #include "gtkimagemenuitem.h"
  49 #include "gtkinfobar.h"
  50 #include "gtklabel.h"
  51 #include "gtkmarshalers.h"
  52 #include "gtkmessagedialog.h"
  53 #include "gtkmountoperation.h"
  54 #include "gtkpathbar.h"
  55 #include "gtkprivate.h"
  56 #include "gtkradiobutton.h"
  57 #include "gtkrecentfilter.h"
  58 #include "gtkrecentmanager.h"
  59 #include "gtkscrolledwindow.h"
  60 #include "gtkseparatormenuitem.h"
  61 #include "gtksizegroup.h"
  62 #include "gtksizerequest.h"
  63 #include "gtkstock.h"
  64 #include "gtkgrid.h"
  65 #include "gtktoolbar.h"
  66 #include "gtktoolbutton.h"
  67 #include "gtktooltip.h"
  68 #include "gtktreednd.h"
  69 #include "gtktreeprivate.h"
  70 #include "gtktreeselection.h"
  71 #include "gtkbox.h"
  72 #include "gtkorientable.h"
  73 #include "gtkintl.h"
  74
  75 #include <errno.h>
  76 #include <string.h>
  77 #include <time.h>
  78 #include <sys/stat.h>
  79 #include <sys/types.h>
  80 #include <locale.h>
  81
  82 #ifdef HAVE_UNISTD_H
  83 #include <unistd.h>
  84 #endif
  85 #ifdef G_OS_WIN32
  86 #include <io.h>
  87 #endif
  88
  89 /* Values for GtkSelection-related "info" fields */
  90 #define SELECTION_TEXT 0
  91 #define SELECTION_URI  1
  92
  93 /* Profiling stuff */
  94 #undef PROFILE_FILE_CHOOSER
  95 #ifdef PROFILE_FILE_CHOOSER
  96
  97
  98 #ifndef F_OK
  99 #define F_OK 0
 100 #endif
 101
 102 #define PROFILE_INDENT 4
 103
 104 static int profile_indent;
 105
 106 static void
 107 profile_add_indent (int indent)
 108 {
 109   profile_indent += indent;
 110   if (profile_indent < 0)
 111     g_error ("You screwed up your indentation");
 112 }
 113
 114 void
 115 _gtk_file_chooser_profile_log (const char *func, int indent, const char *msg1, const char *msg2)
 116 {
 117   char *str;
 118
 119   if (indent < 0)
 120     profile_add_indent (indent);
 121
 122   if (profile_indent == 0)
 123     str = g_strdup_printf ("MARK: %s %s %s", func ? func : "", msg1 ? msg1 : "", msg2 ? msg2 : "");
 124   else
 125     str = g_strdup_printf ("MARK: %*c %s %s %s", profile_indent - 1, ' ', func ? func : "", msg1 ? msg1 : "", msg2 ? msg2 : "");
 126
 127   access (str, F_OK);
 128   g_free (str);
 129
 130   if (indent > 0)
 131     profile_add_indent (indent);
 132 }
 133
 134 #define profile_start(x, y) _gtk_file_chooser_profile_log (G_STRFUNC, PROFILE_INDENT, x, y)
 135 #define profile_end(x, y) _gtk_file_chooser_profile_log (G_STRFUNC, -PROFILE_INDENT, x, y)
 136 #define profile_msg(x, y) _gtk_file_chooser_profile_log (NULL, 0, x, y)
 137 #else
 138 #define profile_start(x, y)
 139 #define profile_end(x, y)
 140 #define profile_msg(x, y)
 141 #endif
 142
 143
 144
 145 typedef struct _GtkFileChooserDefaultClass GtkFileChooserDefaultClass;
 146
 147 #define GTK_FILE_CHOOSER_DEFAULT_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_FILE_CHOOSER_DEFAULT, GtkFileChooserDefaultClass))
 148 #define GTK_IS_FILE_CHOOSER_DEFAULT_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_FILE_CHOOSER_DEFAULT))
 149 #define GTK_FILE_CHOOSER_DEFAULT_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_FILE_CHOOSER_DEFAULT, GtkFileChooserDefaultClass))
 150
 151 #define MAX_LOADING_TIME 500
 152
 153 #define DEFAULT_NEW_FOLDER_NAME _("Type name of new folder")
 154
 155 struct _GtkFileChooserDefaultClass
 156 {
 157   GtkBoxClass parent_class;
 158 };
 159
 160 /* Signal IDs */
 161 enum {
 162   LOCATION_POPUP,
 163   LOCATION_POPUP_ON_PASTE,
 164   UP_FOLDER,
 165   DOWN_FOLDER,
 166   HOME_FOLDER,
 167   DESKTOP_FOLDER,
 168   QUICK_BOOKMARK,
 169   LOCATION_TOGGLE_POPUP,
 170   SHOW_HIDDEN,
 171   SEARCH_SHORTCUT,
 172   RECENT_SHORTCUT,
 173
 174   LAST_SIGNAL
 175 };
 176
 177 static guint signals[LAST_SIGNAL] = { 0 };
 178
 179 /* Column numbers for the shortcuts tree.  Keep these in sync with shortcuts_model_create() */
 180 enum {
 181   SHORTCUTS_COL_PIXBUF,
 182   SHORTCUTS_COL_NAME,
 183   SHORTCUTS_COL_DATA,
 184   SHORTCUTS_COL_TYPE,
 185   SHORTCUTS_COL_REMOVABLE,
 186   SHORTCUTS_COL_PIXBUF_VISIBLE,
 187   SHORTCUTS_COL_CANCELLABLE,
 188   SHORTCUTS_COL_NUM_COLUMNS
 189 };
 190
 191 typedef enum {
 192   SHORTCUT_TYPE_FILE,
 193   SHORTCUT_TYPE_VOLUME,
 194   SHORTCUT_TYPE_SEPARATOR,
 195   SHORTCUT_TYPE_SEARCH,
 196   SHORTCUT_TYPE_RECENT
 197 } ShortcutType;
 198
 199 #define MODEL_ATTRIBUTES "standard::name,standard::type,standard::display-name," \
 200                          "standard::is-hidden,standard::is-backup,standard::size," \
 201                          "standard::content-type,time::modified"
 202 enum {
 203   /* the first 3 must be these due to settings caching sort column */
 204   MODEL_COL_NAME,
 205   MODEL_COL_SIZE,
 206   MODEL_COL_MTIME,
 207   MODEL_COL_FILE,
 208   MODEL_COL_NAME_COLLATED,
 209   MODEL_COL_IS_FOLDER,
 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         GDK_TYPE_PIXBUF,          /* MODEL_COL_PIXBUF */        \
 227         G_TYPE_STRING,            /* MODEL_COL_SIZE_TEXT */     \
 228         G_TYPE_STRING,            /* MODEL_COL_MTIME_TEXT */    \
 229         PANGO_TYPE_ELLIPSIZE_MODE /* MODEL_COL_ELLIPSIZE */
 230
 231 /* Identifiers for target types */
 232 enum {
 233   GTK_TREE_MODEL_ROW,
 234 };
 235
 236 /* Interesting places in the shortcuts bar */
 237 typedef enum {
 238   SHORTCUTS_SEARCH,
 239   SHORTCUTS_RECENT,
 240   SHORTCUTS_RECENT_SEPARATOR,
 241   SHORTCUTS_HOME,
 242   SHORTCUTS_DESKTOP,
 243   SHORTCUTS_VOLUMES,
 244   SHORTCUTS_SHORTCUTS,
 245   SHORTCUTS_BOOKMARKS_SEPARATOR,
 246   SHORTCUTS_BOOKMARKS,
 247   SHORTCUTS_CURRENT_FOLDER_SEPARATOR,
 248   SHORTCUTS_CURRENT_FOLDER
 249 } ShortcutsIndex;
 250
 251 /* Icon size for if we can't get it from the theme */
 252 #define FALLBACK_ICON_SIZE 16
 253
 254 #define PREVIEW_HBOX_SPACING 12
 255 #define NUM_LINES 45
 256 #define NUM_CHARS 60
 257
 258 #define SETTINGS_KEY_LAST_FOLDER_URI     "last-folder-uri"
 259 #define SETTINGS_KEY_LOCATION_MODE       "location-mode"
 260 #define SETTINGS_KEY_SHOW_HIDDEN         "show-hidden"
 261 #define SETTINGS_KEY_SHOW_SIZE_COLUMN    "show-size-column"
 262 #define SETTINGS_KEY_SORT_COLUMN         "sort-column"
 263 #define SETTINGS_KEY_SORT_ORDER          "sort-order"
 264 #define SETTINGS_KEY_WINDOW_POSITION     "window-position"
 265 #define SETTINGS_KEY_WINDOW_SIZE         "window-size"
 266
 267 static void gtk_file_chooser_default_iface_init       (GtkFileChooserIface        *iface);
 268 static void gtk_file_chooser_embed_default_iface_init (GtkFileChooserEmbedIface   *iface);
 269
 270 static GObject* gtk_file_chooser_default_constructor  (GType                  type,
 271                                                        guint                  n_construct_properties,
 272                                                        GObjectConstructParam *construct_params);
 273 static void     gtk_file_chooser_default_finalize     (GObject               *object);
 274 static void     gtk_file_chooser_default_set_property (GObject               *object,
 275                                                        guint                  prop_id,
 276                                                        const GValue          *value,
 277                                                        GParamSpec            *pspec);
 278 static void     gtk_file_chooser_default_get_property (GObject               *object,
 279                                                        guint                  prop_id,
 280                                                        GValue                *value,
 281                                                        GParamSpec            *pspec);
 282 static void     gtk_file_chooser_default_dispose      (GObject               *object);
 283 static void     gtk_file_chooser_default_show_all       (GtkWidget             *widget);
 284 static void     gtk_file_chooser_default_realize        (GtkWidget             *widget);
 285 static void     gtk_file_chooser_default_map            (GtkWidget             *widget);
 286 static void     gtk_file_chooser_default_unmap          (GtkWidget             *widget);
 287 static void     gtk_file_chooser_default_hierarchy_changed (GtkWidget          *widget,
 288                                                             GtkWidget          *previous_toplevel);
 289 static void     gtk_file_chooser_default_style_updated  (GtkWidget             *widget);
 290 static void     gtk_file_chooser_default_screen_changed (GtkWidget             *widget,
 291                                                          GdkScreen             *previous_screen);
 292 static void     gtk_file_chooser_default_size_allocate  (GtkWidget             *widget,
 293                                                          GtkAllocation         *allocation);
 294
 295 static gboolean       gtk_file_chooser_default_set_current_folder          (GtkFileChooser    *chooser,
 296                                                                             GFile             *folder,
 297                                                                             GError           **error);
 298 static gboolean       gtk_file_chooser_default_update_current_folder       (GtkFileChooser    *chooser,
 299                                                                             GFile             *folder,
 300                                                                             gboolean           keep_trail,
 301                                                                             gboolean           clear_entry,
 302                                                                             GError           **error);
 303 static GFile *        gtk_file_chooser_default_get_current_folder          (GtkFileChooser    *chooser);
 304 static void           gtk_file_chooser_default_set_current_name            (GtkFileChooser    *chooser,
 305                                                                             const gchar       *name);
 306 static gboolean       gtk_file_chooser_default_select_file                 (GtkFileChooser    *chooser,
 307                                                                             GFile             *file,
 308                                                                             GError           **error);
 309 static void           gtk_file_chooser_default_unselect_file               (GtkFileChooser    *chooser,
 310                                                                             GFile             *file);
 311 static void           gtk_file_chooser_default_select_all                  (GtkFileChooser    *chooser);
 312 static void           gtk_file_chooser_default_unselect_all                (GtkFileChooser    *chooser);
 313 static GSList *       gtk_file_chooser_default_get_files                   (GtkFileChooser    *chooser);
 314 static GFile *        gtk_file_chooser_default_get_preview_file            (GtkFileChooser    *chooser);
 315 static GtkFileSystem *gtk_file_chooser_default_get_file_system             (GtkFileChooser    *chooser);
 316 static void           gtk_file_chooser_default_add_filter                  (GtkFileChooser    *chooser,
 317                                                                             GtkFileFilter     *filter);
 318 static void           gtk_file_chooser_default_remove_filter               (GtkFileChooser    *chooser,
 319                                                                             GtkFileFilter     *filter);
 320 static GSList *       gtk_file_chooser_default_list_filters                (GtkFileChooser    *chooser);
 321 static gboolean       gtk_file_chooser_default_add_shortcut_folder    (GtkFileChooser    *chooser,
 322                                                                        GFile             *file,
 323                                                                        GError           **error);
 324 static gboolean       gtk_file_chooser_default_remove_shortcut_folder (GtkFileChooser    *chooser,
 325                                                                        GFile             *file,
 326                                                                        GError           **error);
 327 static GSList *       gtk_file_chooser_default_list_shortcut_folders  (GtkFileChooser    *chooser);
 328
 329 static void           gtk_file_chooser_default_get_default_size       (GtkFileChooserEmbed *chooser_embed,
 330                                                                        gint                *default_width,
 331                                                                        gint                *default_height);
 332 static gboolean       gtk_file_chooser_default_should_respond         (GtkFileChooserEmbed *chooser_embed);
 333 static void           gtk_file_chooser_default_initial_focus          (GtkFileChooserEmbed *chooser_embed);
 334
 335 static void add_selection_to_recent_list (GtkFileChooserDefault *impl);
 336
 337 static void location_popup_handler  (GtkFileChooserDefault *impl,
 338                                      const gchar           *path);
 339 static void location_popup_on_paste_handler (GtkFileChooserDefault *impl);
 340 static void location_toggle_popup_handler   (GtkFileChooserDefault *impl);
 341 static void up_folder_handler       (GtkFileChooserDefault *impl);
 342 static void down_folder_handler     (GtkFileChooserDefault *impl);
 343 static void home_folder_handler     (GtkFileChooserDefault *impl);
 344 static void desktop_folder_handler  (GtkFileChooserDefault *impl);
 345 static void quick_bookmark_handler  (GtkFileChooserDefault *impl,
 346                                      gint                   bookmark_index);
 347 static void show_hidden_handler     (GtkFileChooserDefault *impl);
 348 static void search_shortcut_handler (GtkFileChooserDefault *impl);
 349 static void recent_shortcut_handler (GtkFileChooserDefault *impl);
 350 static void update_appearance       (GtkFileChooserDefault *impl);
 351
 352 static void set_current_filter   (GtkFileChooserDefault *impl,
 353                                   GtkFileFilter         *filter);
 354 static void check_preview_change (GtkFileChooserDefault *impl);
 355
 356 static void filter_combo_changed       (GtkComboBox           *combo_box,
 357                                         GtkFileChooserDefault *impl);
 358
 359 static gboolean shortcuts_key_press_event_cb (GtkWidget             *widget,
 360                                               GdkEventKey           *event,
 361                                               GtkFileChooserDefault *impl);
 362
 363 static gboolean shortcuts_select_func   (GtkTreeSelection      *selection,
 364                                          GtkTreeModel          *model,
 365                                          GtkTreePath           *path,
 366                                          gboolean               path_currently_selected,
 367                                          gpointer               data);
 368 static gboolean shortcuts_get_selected  (GtkFileChooserDefault *impl,
 369                                          GtkTreeIter           *iter);
 370 static void shortcuts_activate_iter (GtkFileChooserDefault *impl,
 371                                      GtkTreeIter           *iter);
 372 static int shortcuts_get_index (GtkFileChooserDefault *impl,
 373                                 ShortcutsIndex         where);
 374 static int shortcut_find_position (GtkFileChooserDefault *impl,
 375                                    GFile                 *file);
 376
 377 static void bookmarks_check_add_sensitivity (GtkFileChooserDefault *impl);
 378
 379 static gboolean list_select_func   (GtkTreeSelection      *selection,
 380                                     GtkTreeModel          *model,
 381                                     GtkTreePath           *path,
 382                                     gboolean               path_currently_selected,
 383                                     gpointer               data);
 384
 385 static void list_selection_changed     (GtkTreeSelection      *tree_selection,
 386                                         GtkFileChooserDefault *impl);
 387 static void list_row_activated         (GtkTreeView           *tree_view,
 388                                         GtkTreePath           *path,
 389                                         GtkTreeViewColumn     *column,
 390                                         GtkFileChooserDefault *impl);
 391
 392 static void path_bar_clicked (GtkPathBar            *path_bar,
 393                               GFile                 *file,
 394                               GFile                 *child,
 395                               gboolean               child_is_hidden,
 396                               GtkFileChooserDefault *impl);
 397
 398 static void add_bookmark_button_clicked_cb    (GtkButton             *button,
 399                                                GtkFileChooserDefault *impl);
 400 static void remove_bookmark_button_clicked_cb (GtkButton             *button,
 401                                                GtkFileChooserDefault *impl);
 402
 403 static void update_cell_renderer_attributes (GtkFileChooserDefault *impl);
 404
 405 static void load_remove_timer (GtkFileChooserDefault *impl);
 406 static void browse_files_center_selected_row (GtkFileChooserDefault *impl);
 407
 408 static void location_button_toggled_cb (GtkToggleButton *toggle,
 409                                         GtkFileChooserDefault *impl);
 410 static void location_switch_to_path_bar (GtkFileChooserDefault *impl);
 411
 412 static void stop_loading_and_clear_list_model (GtkFileChooserDefault *impl,
 413                                                gboolean remove_from_treeview);
 414
 415 static void     search_setup_widgets         (GtkFileChooserDefault *impl);
 416 static void     search_stop_searching        (GtkFileChooserDefault *impl,
 417                                               gboolean               remove_query);
 418 static void     search_clear_model           (GtkFileChooserDefault *impl,
 419                                               gboolean               remove_from_treeview);
 420 static gboolean search_should_respond        (GtkFileChooserDefault *impl);
 421 static GSList  *search_get_selected_files    (GtkFileChooserDefault *impl);
 422 static void     search_entry_activate_cb     (GtkEntry              *entry,
 423                                               gpointer               data);
 424 static void     settings_load                (GtkFileChooserDefault *impl);
 425
 426 static void     recent_start_loading         (GtkFileChooserDefault *impl);
 427 static void     recent_stop_loading          (GtkFileChooserDefault *impl);
 428 static void     recent_clear_model           (GtkFileChooserDefault *impl,
 429                                               gboolean               remove_from_treeview);
 430 static gboolean recent_should_respond        (GtkFileChooserDefault *impl);
 431 static GSList * recent_get_selected_files    (GtkFileChooserDefault *impl);
 432 static void     set_file_system_backend      (GtkFileChooserDefault *impl);
 433 static void     unset_file_system_backend    (GtkFileChooserDefault *impl);
 434
 435
 436
 437 \f
 438
 439 /* Drag and drop interface declarations */
 440
 441 typedef struct {
 442   GtkTreeModelFilter parent;
 443
 444   GtkFileChooserDefault *impl;
 445 } ShortcutsPaneModelFilter;
 446
 447 typedef struct {
 448   GtkTreeModelFilterClass parent_class;
 449 } ShortcutsPaneModelFilterClass;
 450
 451 #define SHORTCUTS_PANE_MODEL_FILTER_TYPE (_shortcuts_pane_model_filter_get_type ())
 452 #define SHORTCUTS_PANE_MODEL_FILTER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), SHORTCUTS_PANE_MODEL_FILTER_TYPE, ShortcutsPaneModelFilter))
 453
 454 static void shortcuts_pane_model_filter_drag_source_iface_init (GtkTreeDragSourceIface *iface);
 455
 456 G_DEFINE_TYPE_WITH_CODE (ShortcutsPaneModelFilter,
 457                          _shortcuts_pane_model_filter,
 458                          GTK_TYPE_TREE_MODEL_FILTER,
 459                          G_IMPLEMENT_INTERFACE (GTK_TYPE_TREE_DRAG_SOURCE,
 460                                                 shortcuts_pane_model_filter_drag_source_iface_init))
 461
 462 static GtkTreeModel *shortcuts_pane_model_filter_new (GtkFileChooserDefault *impl,
 463                                                       GtkTreeModel          *child_model,
 464                                                       GtkTreePath           *root);
 465
 466 \f
 467
 468 G_DEFINE_TYPE_WITH_CODE (GtkFileChooserDefault, _gtk_file_chooser_default, GTK_TYPE_BOX,
 469                          G_IMPLEMENT_INTERFACE (GTK_TYPE_FILE_CHOOSER,
 470                                                 gtk_file_chooser_default_iface_init)
 471                          G_IMPLEMENT_INTERFACE (GTK_TYPE_FILE_CHOOSER_EMBED,
 472                                                 gtk_file_chooser_embed_default_iface_init));
 473
 474
 475 static void
 476 add_normal_and_shifted_binding (GtkBindingSet  *binding_set,
 477                                 guint           keyval,
 478                                 GdkModifierType modifiers,
 479                                 const gchar    *signal_name)
 480 {
 481   gtk_binding_entry_add_signal (binding_set,
 482                                 keyval, modifiers,
 483                                 signal_name, 0);
 484
 485   gtk_binding_entry_add_signal (binding_set,
 486                                 keyval, modifiers | GDK_SHIFT_MASK,
 487                                 signal_name, 0);
 488 }
 489
 490 static void
 491 _gtk_file_chooser_default_class_init (GtkFileChooserDefaultClass *class)
 492 {
 493   static const guint quick_bookmark_keyvals[10] = {
 494     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
 495   };
 496   GObjectClass *gobject_class = G_OBJECT_CLASS (class);
 497   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
 498   GtkBindingSet *binding_set;
 499   int i;
 500
 501   gobject_class->finalize = gtk_file_chooser_default_finalize;
 502   gobject_class->constructor = gtk_file_chooser_default_constructor;
 503   gobject_class->set_property = gtk_file_chooser_default_set_property;
 504   gobject_class->get_property = gtk_file_chooser_default_get_property;
 505   gobject_class->dispose = gtk_file_chooser_default_dispose;
 506
 507   widget_class->show_all = gtk_file_chooser_default_show_all;
 508   widget_class->realize = gtk_file_chooser_default_realize;
 509   widget_class->map = gtk_file_chooser_default_map;
 510   widget_class->unmap = gtk_file_chooser_default_unmap;
 511   widget_class->hierarchy_changed = gtk_file_chooser_default_hierarchy_changed;
 512   widget_class->style_updated = gtk_file_chooser_default_style_updated;
 513   widget_class->screen_changed = gtk_file_chooser_default_screen_changed;
 514   widget_class->size_allocate = gtk_file_chooser_default_size_allocate;
 515
 516   signals[LOCATION_POPUP] =
 517     g_signal_new_class_handler (I_("location-popup"),
 518                                 G_OBJECT_CLASS_TYPE (class),
 519                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 520                                 G_CALLBACK (location_popup_handler),
 521                                 NULL, NULL,
 522                                 _gtk_marshal_VOID__STRING,
 523                                 G_TYPE_NONE, 1, G_TYPE_STRING);
 524
 525   signals[LOCATION_POPUP_ON_PASTE] =
 526     g_signal_new_class_handler (I_("location-popup-on-paste"),
 527                                 G_OBJECT_CLASS_TYPE (class),
 528                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 529                                 G_CALLBACK (location_popup_on_paste_handler),
 530                                 NULL, NULL,
 531                                 _gtk_marshal_VOID__VOID,
 532                                 G_TYPE_NONE, 0);
 533
 534   signals[LOCATION_TOGGLE_POPUP] =
 535     g_signal_new_class_handler (I_("location-toggle-popup"),
 536                                 G_OBJECT_CLASS_TYPE (class),
 537                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 538                                 G_CALLBACK (location_toggle_popup_handler),
 539                                 NULL, NULL,
 540                                 _gtk_marshal_VOID__VOID,
 541                                 G_TYPE_NONE, 0);
 542
 543   signals[UP_FOLDER] =
 544     g_signal_new_class_handler (I_("up-folder"),
 545                                 G_OBJECT_CLASS_TYPE (class),
 546                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 547                                 G_CALLBACK (up_folder_handler),
 548                                 NULL, NULL,
 549                                 _gtk_marshal_VOID__VOID,
 550                                 G_TYPE_NONE, 0);
 551
 552   signals[DOWN_FOLDER] =
 553     g_signal_new_class_handler (I_("down-folder"),
 554                                 G_OBJECT_CLASS_TYPE (class),
 555                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 556                                 G_CALLBACK (down_folder_handler),
 557                                 NULL, NULL,
 558                                 _gtk_marshal_VOID__VOID,
 559                                 G_TYPE_NONE, 0);
 560
 561   signals[HOME_FOLDER] =
 562     g_signal_new_class_handler (I_("home-folder"),
 563                                 G_OBJECT_CLASS_TYPE (class),
 564                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 565                                 G_CALLBACK (home_folder_handler),
 566                                 NULL, NULL,
 567                                 _gtk_marshal_VOID__VOID,
 568                                 G_TYPE_NONE, 0);
 569
 570   signals[DESKTOP_FOLDER] =
 571     g_signal_new_class_handler (I_("desktop-folder"),
 572                                 G_OBJECT_CLASS_TYPE (class),
 573                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 574                                 G_CALLBACK (desktop_folder_handler),
 575                                 NULL, NULL,
 576                                 _gtk_marshal_VOID__VOID,
 577                                 G_TYPE_NONE, 0);
 578
 579   signals[QUICK_BOOKMARK] =
 580     g_signal_new_class_handler (I_("quick-bookmark"),
 581                                 G_OBJECT_CLASS_TYPE (class),
 582                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 583                                 G_CALLBACK (quick_bookmark_handler),
 584                                 NULL, NULL,
 585                                 _gtk_marshal_VOID__INT,
 586                                 G_TYPE_NONE, 1, G_TYPE_INT);
 587
 588   signals[SHOW_HIDDEN] =
 589     g_signal_new_class_handler (I_("show-hidden"),
 590                                 G_OBJECT_CLASS_TYPE (class),
 591                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 592                                 G_CALLBACK (show_hidden_handler),
 593                                 NULL, NULL,
 594                                 _gtk_marshal_VOID__VOID,
 595                                 G_TYPE_NONE, 0);
 596
 597   signals[SEARCH_SHORTCUT] =
 598     g_signal_new_class_handler (I_("search-shortcut"),
 599                                 G_OBJECT_CLASS_TYPE (class),
 600                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 601                                 G_CALLBACK (search_shortcut_handler),
 602                                 NULL, NULL,
 603                                 _gtk_marshal_VOID__VOID,
 604                                 G_TYPE_NONE, 0);
 605
 606   signals[RECENT_SHORTCUT] =
 607     g_signal_new_class_handler (I_("recent-shortcut"),
 608                                 G_OBJECT_CLASS_TYPE (class),
 609                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 610                                 G_CALLBACK (recent_shortcut_handler),
 611                                 NULL, NULL,
 612                                 _gtk_marshal_VOID__VOID,
 613                                 G_TYPE_NONE, 0);
 614
 615   binding_set = gtk_binding_set_by_class (class);
 616
 617   gtk_binding_entry_add_signal (binding_set,
 618                                 GDK_KEY_l, GDK_CONTROL_MASK,
 619                                 "location-toggle-popup",
 620                                 0);
 621
 622   gtk_binding_entry_add_signal (binding_set,
 623                                 GDK_KEY_slash, 0,
 624                                 "location-popup",
 625                                 1, G_TYPE_STRING, "/");
 626   gtk_binding_entry_add_signal (binding_set,
 627                                 GDK_KEY_KP_Divide, 0,
 628                                 "location-popup",
 629                                 1, G_TYPE_STRING, "/");
 630
 631 #ifdef G_OS_UNIX
 632   gtk_binding_entry_add_signal (binding_set,
 633                                 GDK_KEY_asciitilde, 0,
 634                                 "location-popup",
 635                                 1, G_TYPE_STRING, "~");
 636 #endif
 637
 638   gtk_binding_entry_add_signal (binding_set,
 639                                 GDK_KEY_v, GDK_CONTROL_MASK,
 640                                 "location-popup-on-paste",
 641                                 0);
 642   gtk_binding_entry_add_signal (binding_set,
 643                                 GDK_KEY_BackSpace, 0,
 644                                 "up-folder",
 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 = 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   gtk_paned_set_position (GTK_PANED (hpaned), 148);
5066   g_object_unref (size_group);
5067 }
5068
5069 static GObject*
5070 gtk_file_chooser_default_constructor (GType                  type,
5071                                       guint                  n_construct_properties,
5072                                       GObjectConstructParam *construct_params)
5073 {
5074   GtkFileChooserDefault *impl;
5075   GObject *object;
5076
5077   profile_start ("start", NULL);
5078
5079   object = G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->constructor (type,
5080                                                                                 n_construct_properties,
5081                                                                                 construct_params);
5082   impl = GTK_FILE_CHOOSER_DEFAULT (object);
5083
5084   g_assert (impl->file_system);
5085
5086   gtk_widget_push_composite_child ();
5087
5088   /* Shortcuts model */
5089   shortcuts_model_create (impl);
5090
5091   /* The browse widgets */
5092   browse_widgets_create (impl);
5093
5094   /* Alignment to hold extra widget */
5095   impl->extra_align = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
5096   gtk_widget_set_halign (impl->extra_align, GTK_ALIGN_START);
5097   gtk_widget_set_valign (impl->extra_align, GTK_ALIGN_CENTER);
5098   gtk_box_pack_start (GTK_BOX (impl), impl->extra_align, FALSE, FALSE, 0);
5099
5100   gtk_widget_pop_composite_child ();
5101   update_appearance (impl);
5102
5103   profile_end ("end", NULL);
5104
5105   return object;
5106 }
5107
5108 /* Sets the extra_widget by packing it in the appropriate place */
5109 static void
5110 set_extra_widget (GtkFileChooserDefault *impl,
5111                   GtkWidget             *extra_widget)
5112 {
5113   if (extra_widget)
5114     {
5115       g_object_ref (extra_widget);
5116       /* FIXME: is this right ? */
5117       gtk_widget_show (extra_widget);
5118     }
5119
5120   if (impl->extra_widget)
5121     {
5122       gtk_container_remove (GTK_CONTAINER (impl->extra_align), impl->extra_widget);
5123       g_object_unref (impl->extra_widget);
5124     }
5125
5126   impl->extra_widget = extra_widget;
5127   if (impl->extra_widget)
5128     {
5129       gtk_container_add (GTK_CONTAINER (impl->extra_align), impl->extra_widget);
5130       gtk_widget_show (impl->extra_align);
5131     }
5132   else
5133     gtk_widget_hide (impl->extra_align);
5134 }
5135
5136 static void
5137 set_local_only (GtkFileChooserDefault *impl,
5138                 gboolean               local_only)
5139 {
5140   if (local_only != impl->local_only)
5141     {
5142       impl->local_only = local_only;
5143
5144       if (impl->location_entry)
5145         _gtk_file_chooser_entry_set_local_only (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), local_only);
5146
5147       if (impl->shortcuts_model && impl->file_system)
5148         {
5149           shortcuts_add_volumes (impl);
5150           shortcuts_add_bookmarks (impl);
5151         }
5152
5153       if (local_only && impl->current_folder &&
5154            !g_file_is_native (impl->current_folder))
5155         {
5156           /* If we are pointing to a non-local folder, make an effort to change
5157            * back to a local folder, but it's really up to the app to not cause
5158            * such a situation, so we ignore errors.
5159            */
5160           const gchar *home = g_get_home_dir ();
5161           GFile *home_file;
5162
5163           if (home == NULL)
5164             return;
5165
5166           home_file = g_file_new_for_path (home);
5167
5168           gtk_file_chooser_set_current_folder_file (GTK_FILE_CHOOSER (impl), home_file, NULL);
5169
5170           g_object_unref (home_file);
5171         }
5172     }
5173 }
5174
5175 static void
5176 volumes_bookmarks_changed_cb (GtkFileSystem         *file_system,
5177                               GtkFileChooserDefault *impl)
5178 {
5179   shortcuts_add_volumes (impl);
5180   shortcuts_add_bookmarks (impl);
5181
5182   bookmarks_check_add_sensitivity (impl);
5183   bookmarks_check_remove_sensitivity (impl);
5184   shortcuts_check_popup_sensitivity (impl);
5185 }
5186
5187 /* Sets the file chooser to multiple selection mode */
5188 static void
5189 set_select_multiple (GtkFileChooserDefault *impl,
5190                      gboolean               select_multiple,
5191                      gboolean               property_notify)
5192 {
5193   GtkTreeSelection *selection;
5194   GtkSelectionMode mode;
5195
5196   if (select_multiple == impl->select_multiple)
5197     return;
5198
5199   mode = select_multiple ? GTK_SELECTION_MULTIPLE : GTK_SELECTION_SINGLE;
5200
5201   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
5202   gtk_tree_selection_set_mode (selection, mode);
5203
5204   gtk_tree_view_set_rubber_banding (GTK_TREE_VIEW (impl->browse_files_tree_view), select_multiple);
5205
5206   impl->select_multiple = select_multiple;
5207   g_object_notify (G_OBJECT (impl), "select-multiple");
5208
5209   check_preview_change (impl);
5210 }
5211
5212 static void
5213 set_file_system_backend (GtkFileChooserDefault *impl)
5214 {
5215   profile_start ("start for backend", "default");
5216
5217   impl->file_system = _gtk_file_system_new ();
5218
5219   g_signal_connect (impl->file_system, "volumes-changed",
5220                     G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5221   g_signal_connect (impl->file_system, "bookmarks-changed",
5222                     G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5223
5224   profile_end ("end", NULL);
5225 }
5226
5227 static void
5228 unset_file_system_backend (GtkFileChooserDefault *impl)
5229 {
5230   g_signal_handlers_disconnect_by_func (impl->file_system,
5231                                         G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5232
5233   g_object_unref (impl->file_system);
5234
5235   impl->file_system = NULL;
5236 }
5237
5238 /* Saves the widgets around the pathbar so they can be reparented later
5239  * in the correct place.  This function must be called paired with
5240  * restore_path_bar().
5241  */
5242 static void
5243 save_path_bar (GtkFileChooserDefault *impl)
5244 {
5245   GtkWidget *parent;
5246
5247   g_object_ref (impl->browse_path_bar_hbox);
5248
5249   parent = gtk_widget_get_parent (impl->browse_path_bar_hbox);
5250   if (parent)
5251     gtk_container_remove (GTK_CONTAINER (parent), impl->browse_path_bar_hbox);
5252 }
5253
5254 /* Reparents the path bar and the "Create folder" button to the right place:
5255  * Above the file list in Open mode, or to the right of the "Save in folder:"
5256  * label in Save mode.  The save_path_bar() function must be called before this
5257  * one.
5258  */
5259 static void
5260 restore_path_bar (GtkFileChooserDefault *impl)
5261 {
5262   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
5263       || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5264     {
5265       gtk_box_pack_start (GTK_BOX (impl->browse_header_box), impl->browse_path_bar_hbox, FALSE, FALSE, 0);
5266       gtk_box_reorder_child (GTK_BOX (impl->browse_header_box), impl->browse_path_bar_hbox, 0);
5267     }
5268   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
5269            || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5270     {
5271       gtk_widget_set_hexpand (impl->browse_path_bar_hbox, TRUE);
5272       gtk_grid_attach (GTK_GRID (impl->save_widgets_table), impl->browse_path_bar_hbox, 1, 1, 1, 1);
5273       gtk_label_set_mnemonic_widget (GTK_LABEL (impl->save_folder_label), impl->browse_path_bar);
5274     }
5275   else
5276     g_assert_not_reached ();
5277
5278   g_object_unref (impl->browse_path_bar_hbox);
5279 }
5280
5281 /* Takes the folder stored in a row in the recent_model, and puts it in the pathbar */
5282 static void
5283 put_recent_folder_in_pathbar (GtkFileChooserDefault *impl, GtkTreeIter *iter)
5284 {
5285   GFile *file;
5286
5287   gtk_tree_model_get (GTK_TREE_MODEL (impl->recent_model), iter,
5288                       MODEL_COL_FILE, &file,
5289                       -1);
5290   _gtk_path_bar_set_file (GTK_PATH_BAR (impl->browse_path_bar), file, FALSE);
5291   g_object_unref (file);
5292 }
5293
5294 /* Sets the pathbar in the appropriate mode according to the current operation mode and action.  This is the central function for
5295  * dealing with the pathbar's widgets; as long as impl->action and impl->operation_mode are set correctly, then calling this
5296  * function will update all the pathbar's widgets.
5297  */
5298 static void
5299 path_bar_update (GtkFileChooserDefault *impl)
5300 {
5301   PathBarMode mode;
5302
5303   switch (impl->operation_mode)
5304     {
5305     case OPERATION_MODE_BROWSE:
5306       mode = PATH_BAR_FOLDER_PATH;
5307       break;
5308
5309     case OPERATION_MODE_RECENT:
5310       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
5311         {
5312           GtkTreeSelection *selection;
5313           gboolean have_selected;
5314           GtkTreeIter iter;
5315
5316           selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
5317
5318           /* Save mode means single-selection mode, so the following is valid */
5319           have_selected = gtk_tree_selection_get_selected (selection, NULL, &iter);
5320
5321           if (have_selected)
5322             {
5323               mode = PATH_BAR_FOLDER_PATH;
5324               put_recent_folder_in_pathbar (impl, &iter);
5325             }
5326           else
5327             mode = PATH_BAR_SELECT_A_FOLDER;
5328         }
5329       else
5330         mode = PATH_BAR_RECENTLY_USED;
5331
5332       break;
5333
5334     case OPERATION_MODE_SEARCH:
5335       mode = PATH_BAR_SEARCH;
5336       break;
5337
5338     default:
5339       g_assert_not_reached ();
5340       return;
5341     }
5342
5343   path_bar_set_mode (impl, mode);
5344 }
5345
5346 static void
5347 operation_mode_discard_search_widgets (GtkFileChooserDefault *impl)
5348 {
5349   if (impl->search_hbox)
5350     {
5351       gtk_widget_destroy (impl->search_hbox);
5352
5353       impl->search_hbox = NULL;
5354       impl->search_entry = NULL;
5355     }
5356 }
5357
5358 /* Stops running operations like populating the browse model, searches, and the recent-files model */
5359 static void
5360 operation_mode_stop (GtkFileChooserDefault *impl, OperationMode mode)
5361 {
5362   switch (mode)
5363     {
5364     case OPERATION_MODE_BROWSE:
5365       stop_loading_and_clear_list_model (impl, TRUE);
5366       break;
5367
5368     case OPERATION_MODE_SEARCH:
5369       search_stop_searching (impl, FALSE);
5370       search_clear_model (impl, TRUE);
5371
5372       operation_mode_discard_search_widgets (impl);
5373       break;
5374
5375     case OPERATION_MODE_RECENT:
5376       recent_stop_loading (impl);
5377       recent_clear_model (impl, TRUE);
5378       break;
5379
5380     default:
5381       g_assert_not_reached ();
5382     }
5383 }
5384
5385 static void
5386 operation_mode_set_browse (GtkFileChooserDefault *impl)
5387 {
5388   path_bar_update (impl);
5389
5390   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5391       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5392     {
5393       gtk_widget_show (impl->location_button);
5394       location_mode_set (impl, impl->location_mode, TRUE);
5395
5396       if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)
5397         gtk_widget_show (impl->location_entry_box);
5398     }
5399 }
5400
5401 static void
5402 operation_mode_set_search (GtkFileChooserDefault *impl)
5403 {
5404   g_assert (impl->search_hbox == NULL);
5405   g_assert (impl->search_entry == NULL);
5406   g_assert (impl->search_model == NULL);
5407
5408   search_setup_widgets (impl);
5409 }
5410
5411 static void
5412 operation_mode_set_recent (GtkFileChooserDefault *impl)
5413 {
5414   path_bar_update (impl);
5415
5416   /* Hide the location widgets temporarily */
5417   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5418       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5419     {
5420       gtk_widget_hide (impl->location_button);
5421       gtk_widget_hide (impl->location_entry_box);
5422     }
5423
5424   recent_start_loading (impl);
5425 }
5426
5427 /* Sometimes we need to frob the selection in the shortcuts list manually */
5428 static void
5429 shortcuts_select_item_without_activating (GtkFileChooserDefault *impl, int pos)
5430 {
5431   GtkTreeSelection *selection;
5432   GtkTreePath *path;
5433
5434   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
5435
5436   g_signal_handlers_block_by_func (selection, G_CALLBACK (shortcuts_selection_changed_cb), impl);
5437
5438   path = gtk_tree_path_new_from_indices (pos, -1);
5439   gtk_tree_selection_select_path (selection, path);
5440   gtk_tree_path_free (path);
5441
5442   g_signal_handlers_unblock_by_func (selection, G_CALLBACK (shortcuts_selection_changed_cb), impl);
5443 }
5444
5445 static void
5446 operation_mode_set (GtkFileChooserDefault *impl, OperationMode mode)
5447 {
5448   ShortcutsIndex shortcut_to_select;
5449
5450   operation_mode_stop (impl, impl->operation_mode);
5451
5452   impl->operation_mode = mode;
5453
5454   switch (impl->operation_mode)
5455     {
5456     case OPERATION_MODE_BROWSE:
5457       operation_mode_set_browse (impl);
5458       shortcut_to_select = SHORTCUTS_CURRENT_FOLDER;
5459       break;
5460
5461     case OPERATION_MODE_SEARCH:
5462       operation_mode_set_search (impl);
5463       shortcut_to_select = SHORTCUTS_SEARCH;
5464       break;
5465
5466     case OPERATION_MODE_RECENT:
5467       operation_mode_set_recent (impl);
5468       shortcut_to_select = SHORTCUTS_RECENT;
5469       break;
5470
5471     default:
5472       g_assert_not_reached ();
5473       return;
5474     }
5475
5476   if (shortcut_to_select != SHORTCUTS_CURRENT_FOLDER)
5477     shortcuts_select_item_without_activating (impl, shortcuts_get_index (impl, shortcut_to_select));
5478 }
5479
5480 /* This function is basically a do_all function.
5481  *
5482  * It sets the visibility on all the widgets based on the current state, and
5483  * moves the custom_widget if needed.
5484  */
5485 static void
5486 update_appearance (GtkFileChooserDefault *impl)
5487 {
5488   save_path_bar (impl);
5489
5490   if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5491       impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5492     {
5493       const char *text;
5494
5495       gtk_widget_hide (impl->location_button);
5496       save_widgets_create (impl);
5497
5498       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
5499         text = _("Save in _folder:");
5500       else
5501         text = _("Create in _folder:");
5502
5503       gtk_label_set_text_with_mnemonic (GTK_LABEL (impl->save_folder_label), text);
5504
5505       if (impl->select_multiple)
5506         {
5507           g_warning ("Save mode cannot be set in conjunction with multiple selection mode.  "
5508                      "Re-setting to single selection mode.");
5509           set_select_multiple (impl, FALSE, TRUE);
5510         }
5511     }
5512   else if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5513            impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5514     {
5515       gtk_widget_show (impl->location_button);
5516       save_widgets_destroy (impl);
5517       location_mode_set (impl, impl->location_mode, TRUE);
5518     }
5519
5520   if (impl->location_entry)
5521     _gtk_file_chooser_entry_set_action (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->action);
5522
5523   restore_path_bar (impl);
5524   path_bar_update (impl);
5525
5526   /* This *is* needed; we need to redraw the file list because the "sensitivity"
5527    * of files may change depending whether we are in a file or folder-only mode.
5528    */
5529   gtk_widget_queue_draw (impl->browse_files_tree_view);
5530
5531   emit_default_size_changed (impl);
5532 }
5533
5534 static void
5535 gtk_file_chooser_default_set_property (GObject      *object,
5536                                        guint         prop_id,
5537                                        const GValue *value,
5538                                        GParamSpec   *pspec)
5539
5540 {
5541   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
5542
5543   switch (prop_id)
5544     {
5545     case GTK_FILE_CHOOSER_PROP_ACTION:
5546       {
5547         GtkFileChooserAction action = g_value_get_enum (value);
5548
5549         if (action != impl->action)
5550           {
5551             gtk_file_chooser_default_unselect_all (GTK_FILE_CHOOSER (impl));
5552
5553             if ((action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5554                  action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5555                 && impl->select_multiple)
5556               {
5557                 g_warning ("Tried to change the file chooser action to SAVE or CREATE_FOLDER, but "
5558                            "this is not allowed in multiple selection mode.  Resetting the file chooser "
5559                            "to single selection mode.");
5560                 set_select_multiple (impl, FALSE, TRUE);
5561               }
5562             impl->action = action;
5563             update_cell_renderer_attributes (impl);
5564             update_appearance (impl);
5565             settings_load (impl);
5566           }
5567       }
5568       break;
5569
5570     case GTK_FILE_CHOOSER_PROP_FILTER:
5571       set_current_filter (impl, g_value_get_object (value));
5572       break;
5573
5574     case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
5575       set_local_only (impl, g_value_get_boolean (value));
5576       break;
5577
5578     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
5579       set_preview_widget (impl, g_value_get_object (value));
5580       break;
5581
5582     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
5583       impl->preview_widget_active = g_value_get_boolean (value);
5584       update_preview_widget_visibility (impl);
5585       break;
5586
5587     case GTK_FILE_CHOOSER_PROP_USE_PREVIEW_LABEL:
5588       impl->use_preview_label = g_value_get_boolean (value);
5589       update_preview_widget_visibility (impl);
5590       break;
5591
5592     case GTK_FILE_CHOOSER_PROP_EXTRA_WIDGET:
5593       set_extra_widget (impl, g_value_get_object (value));
5594       break;
5595
5596     case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
5597       {
5598         gboolean select_multiple = g_value_get_boolean (value);
5599         if ((impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5600              impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5601             && select_multiple)
5602           {
5603             g_warning ("Tried to set the file chooser to multiple selection mode, but this is "
5604                        "not allowed in SAVE or CREATE_FOLDER modes.  Ignoring the change and "
5605                        "leaving the file chooser in single selection mode.");
5606             return;
5607           }
5608
5609         set_select_multiple (impl, select_multiple, FALSE);
5610       }
5611       break;
5612
5613     case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
5614       {
5615         gboolean show_hidden = g_value_get_boolean (value);
5616         if (show_hidden != impl->show_hidden)
5617           {
5618             impl->show_hidden = show_hidden;
5619
5620             if (impl->browse_files_model)
5621               _gtk_file_system_model_set_show_hidden (impl->browse_files_model, show_hidden);
5622           }
5623       }
5624       break;
5625
5626     case GTK_FILE_CHOOSER_PROP_DO_OVERWRITE_CONFIRMATION:
5627       {
5628         gboolean do_overwrite_confirmation = g_value_get_boolean (value);
5629         impl->do_overwrite_confirmation = do_overwrite_confirmation;
5630       }
5631       break;
5632
5633     case GTK_FILE_CHOOSER_PROP_CREATE_FOLDERS:
5634       {
5635         gboolean create_folders = g_value_get_boolean (value);
5636         impl->create_folders = create_folders;
5637         update_appearance (impl);
5638       }
5639       break;
5640
5641     default:
5642       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
5643       break;
5644     }
5645 }
5646
5647 static void
5648 gtk_file_chooser_default_get_property (GObject    *object,
5649                                        guint       prop_id,
5650                                        GValue     *value,
5651                                        GParamSpec *pspec)
5652 {
5653   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
5654
5655   switch (prop_id)
5656     {
5657     case GTK_FILE_CHOOSER_PROP_ACTION:
5658       g_value_set_enum (value, impl->action);
5659       break;
5660
5661     case GTK_FILE_CHOOSER_PROP_FILTER:
5662       g_value_set_object (value, impl->current_filter);
5663       break;
5664
5665     case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
5666       g_value_set_boolean (value, impl->local_only);
5667       break;
5668
5669     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
5670       g_value_set_object (value, impl->preview_widget);
5671       break;
5672
5673     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
5674       g_value_set_boolean (value, impl->preview_widget_active);
5675       break;
5676
5677     case GTK_FILE_CHOOSER_PROP_USE_PREVIEW_LABEL:
5678       g_value_set_boolean (value, impl->use_preview_label);
5679       break;
5680
5681     case GTK_FILE_CHOOSER_PROP_EXTRA_WIDGET:
5682       g_value_set_object (value, impl->extra_widget);
5683       break;
5684
5685     case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
5686       g_value_set_boolean (value, impl->select_multiple);
5687       break;
5688
5689     case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
5690       g_value_set_boolean (value, impl->show_hidden);
5691       break;
5692
5693     case GTK_FILE_CHOOSER_PROP_DO_OVERWRITE_CONFIRMATION:
5694       g_value_set_boolean (value, impl->do_overwrite_confirmation);
5695       break;
5696
5697     case GTK_FILE_CHOOSER_PROP_CREATE_FOLDERS:
5698       g_value_set_boolean (value, impl->create_folders);
5699       break;
5700
5701     default:
5702       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
5703       break;
5704     }
5705 }
5706
5707 /* This cancels everything that may be going on in the background. */
5708 static void
5709 cancel_all_operations (GtkFileChooserDefault *impl)
5710 {
5711   GSList *l;
5712
5713   pending_select_files_free (impl);
5714
5715   /* cancel all pending operations */
5716   if (impl->pending_cancellables)
5717     {
5718       for (l = impl->pending_cancellables; l; l = l->next)
5719         {
5720           GCancellable *cancellable = G_CANCELLABLE (l->data);
5721           g_cancellable_cancel (cancellable);
5722         }
5723       g_slist_free (impl->pending_cancellables);
5724       impl->pending_cancellables = NULL;
5725     }
5726
5727   if (impl->reload_icon_cancellables)
5728     {
5729       for (l = impl->reload_icon_cancellables; l; l = l->next)
5730         {
5731           GCancellable *cancellable = G_CANCELLABLE (l->data);
5732           g_cancellable_cancel (cancellable);
5733         }
5734       g_slist_free (impl->reload_icon_cancellables);
5735       impl->reload_icon_cancellables = NULL;
5736     }
5737
5738   if (impl->loading_shortcuts)
5739     {
5740       for (l = impl->loading_shortcuts; l; l = l->next)
5741         {
5742           GCancellable *cancellable = G_CANCELLABLE (l->data);
5743           g_cancellable_cancel (cancellable);
5744         }
5745       g_slist_free (impl->loading_shortcuts);
5746       impl->loading_shortcuts = NULL;
5747     }
5748
5749   if (impl->file_list_drag_data_received_cancellable)
5750     {
5751       g_cancellable_cancel (impl->file_list_drag_data_received_cancellable);
5752       impl->file_list_drag_data_received_cancellable = NULL;
5753     }
5754
5755   if (impl->update_current_folder_cancellable)
5756     {
5757       g_cancellable_cancel (impl->update_current_folder_cancellable);
5758       impl->update_current_folder_cancellable = NULL;
5759     }
5760
5761   if (impl->should_respond_get_info_cancellable)
5762     {
5763       g_cancellable_cancel (impl->should_respond_get_info_cancellable);
5764       impl->should_respond_get_info_cancellable = NULL;
5765     }
5766
5767   if (impl->update_from_entry_cancellable)
5768     {
5769       g_cancellable_cancel (impl->update_from_entry_cancellable);
5770       impl->update_from_entry_cancellable = NULL;
5771     }
5772
5773   if (impl->shortcuts_activate_iter_cancellable)
5774     {
5775       g_cancellable_cancel (impl->shortcuts_activate_iter_cancellable);
5776       impl->shortcuts_activate_iter_cancellable = NULL;
5777     }
5778
5779   search_stop_searching (impl, TRUE);
5780   recent_stop_loading (impl);
5781 }
5782
5783 /* Removes the settings signal handler.  It's safe to call multiple times */
5784 static void
5785 remove_settings_signal (GtkFileChooserDefault *impl,
5786                         GdkScreen             *screen)
5787 {
5788   if (impl->settings_signal_id)
5789     {
5790       GtkSettings *settings;
5791
5792       settings = gtk_settings_get_for_screen (screen);
5793       g_signal_handler_disconnect (settings,
5794                                    impl->settings_signal_id);
5795       impl->settings_signal_id = 0;
5796     }
5797 }
5798
5799 static void
5800 gtk_file_chooser_default_dispose (GObject *object)
5801 {
5802   GtkFileChooserDefault *impl = (GtkFileChooserDefault *) object;
5803
5804   cancel_all_operations (impl);
5805
5806   if (impl->extra_widget)
5807     {
5808       g_object_unref (impl->extra_widget);
5809       impl->extra_widget = NULL;
5810     }
5811
5812   remove_settings_signal (impl, gtk_widget_get_screen (GTK_WIDGET (impl)));
5813
5814   G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->dispose (object);
5815 }
5816
5817 /* We override show-all since we have internal widgets that
5818  * shouldn't be shown when you call show_all(), like the filter
5819  * combo box.
5820  */
5821 static void
5822 gtk_file_chooser_default_show_all (GtkWidget *widget)
5823 {
5824   GtkFileChooserDefault *impl = (GtkFileChooserDefault *) widget;
5825
5826   gtk_widget_show (widget);
5827
5828   if (impl->extra_widget)
5829     gtk_widget_show_all (impl->extra_widget);
5830 }
5831
5832 /* Handler for GtkWindow::set-focus; this is where we save the last-focused
5833  * widget on our toplevel.  See gtk_file_chooser_default_hierarchy_changed()
5834  */
5835 static void
5836 toplevel_set_focus_cb (GtkWindow             *window,
5837                        GtkWidget             *focus,
5838                        GtkFileChooserDefault *impl)
5839 {
5840   impl->toplevel_last_focus_widget = gtk_window_get_focus (window);
5841 }
5842
5843 /* We monitor the focus widget on our toplevel to be able to know which widget
5844  * was last focused at the time our "should_respond" method gets called.
5845  */
5846 static void
5847 gtk_file_chooser_default_hierarchy_changed (GtkWidget *widget,
5848                                             GtkWidget *previous_toplevel)
5849 {
5850   GtkFileChooserDefault *impl;
5851   GtkWidget *toplevel;
5852
5853   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5854   toplevel = gtk_widget_get_toplevel (widget);
5855
5856   if (previous_toplevel &&
5857       impl->toplevel_set_focus_id != 0)
5858     {
5859       g_signal_handler_disconnect (previous_toplevel,
5860                                    impl->toplevel_set_focus_id);
5861       impl->toplevel_set_focus_id = 0;
5862       impl->toplevel_last_focus_widget = NULL;
5863     }
5864
5865   if (gtk_widget_is_toplevel (toplevel))
5866     {
5867       g_assert (impl->toplevel_set_focus_id == 0);
5868       impl->toplevel_set_focus_id = g_signal_connect (toplevel, "set-focus",
5869                                                       G_CALLBACK (toplevel_set_focus_cb), impl);
5870       impl->toplevel_last_focus_widget = gtk_window_get_focus (GTK_WINDOW (toplevel));
5871     }
5872 }
5873
5874 /* Changes the icons wherever it is needed */
5875 static void
5876 change_icon_theme (GtkFileChooserDefault *impl)
5877 {
5878   GtkSettings *settings;
5879   gint width, height;
5880   GtkCellRenderer *renderer;
5881   GList *cells;
5882
5883   profile_start ("start", NULL);
5884
5885   settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
5886
5887   if (gtk_icon_size_lookup_for_settings (settings, GTK_ICON_SIZE_MENU, &width, &height))
5888     impl->icon_size = MAX (width, height);
5889   else
5890     impl->icon_size = FALLBACK_ICON_SIZE;
5891
5892   shortcuts_reload_icons (impl);
5893   /* the first cell in the first column is the icon column, and we have a fixed size there */
5894   cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (
5895         gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 0)));
5896   renderer = GTK_CELL_RENDERER (cells->data);
5897   set_icon_cell_renderer_fixed_size (impl, renderer);
5898   g_list_free (cells);
5899   if (impl->browse_files_model)
5900     _gtk_file_system_model_clear_cache (impl->browse_files_model, MODEL_COL_PIXBUF);
5901   gtk_widget_queue_resize (impl->browse_files_tree_view);
5902
5903   profile_end ("end", NULL);
5904 }
5905
5906 /* Callback used when a GtkSettings value changes */
5907 static void
5908 settings_notify_cb (GObject               *object,
5909                     GParamSpec            *pspec,
5910                     GtkFileChooserDefault *impl)
5911 {
5912   const char *name;
5913
5914   profile_start ("start", NULL);
5915
5916   name = g_param_spec_get_name (pspec);
5917
5918   if (strcmp (name, "gtk-icon-theme-name") == 0 ||
5919       strcmp (name, "gtk-icon-sizes") == 0)
5920     change_icon_theme (impl);
5921
5922   profile_end ("end", NULL);
5923 }
5924
5925 /* Installs a signal handler for GtkSettings so that we can monitor changes in
5926  * the icon theme.
5927  */
5928 static void
5929 check_icon_theme (GtkFileChooserDefault *impl)
5930 {
5931   GtkSettings *settings;
5932
5933   profile_start ("start", NULL);
5934
5935   if (impl->settings_signal_id)
5936     {
5937       profile_end ("end", NULL);
5938       return;
5939     }
5940
5941   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
5942     {
5943       settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
5944       impl->settings_signal_id = g_signal_connect (settings, "notify",
5945                                                    G_CALLBACK (settings_notify_cb), impl);
5946
5947       change_icon_theme (impl);
5948     }
5949
5950   profile_end ("end", NULL);
5951 }
5952
5953 static void
5954 gtk_file_chooser_default_style_updated (GtkWidget *widget)
5955 {
5956   GtkFileChooserDefault *impl;
5957
5958   profile_start ("start", NULL);
5959
5960   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5961
5962   profile_msg ("    parent class style_udpated start", NULL);
5963   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->style_updated (widget);
5964   profile_msg ("    parent class style_updated end", NULL);
5965
5966   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
5967     change_icon_theme (impl);
5968
5969   emit_default_size_changed (impl);
5970
5971   profile_end ("end", NULL);
5972 }
5973
5974 static void
5975 gtk_file_chooser_default_screen_changed (GtkWidget *widget,
5976                                          GdkScreen *previous_screen)
5977 {
5978   GtkFileChooserDefault *impl;
5979
5980   profile_start ("start", NULL);
5981
5982   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5983
5984   if (GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->screen_changed)
5985     GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->screen_changed (widget, previous_screen);
5986
5987   remove_settings_signal (impl, previous_screen);
5988   check_icon_theme (impl);
5989
5990   emit_default_size_changed (impl);
5991
5992   profile_end ("end", NULL);
5993 }
5994
5995 static void
5996 gtk_file_chooser_default_size_allocate (GtkWidget     *widget,
5997                                         GtkAllocation *allocation)
5998 {
5999   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->size_allocate (widget, allocation);
6000 }
6001
6002 static void
6003 set_sort_column (GtkFileChooserDefault *impl)
6004 {
6005   GtkTreeSortable *sortable;
6006
6007   sortable = GTK_TREE_SORTABLE (gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view)));
6008
6009   /* can happen when we're still populating the model */
6010   if (sortable == NULL)
6011     return;
6012
6013   gtk_tree_sortable_set_sort_column_id (sortable,
6014                                         impl->sort_column,
6015                                         impl->sort_order);
6016 }
6017
6018 static void
6019 settings_ensure (GtkFileChooserDefault *impl)
6020 {
6021   if (impl->settings != NULL)
6022     return;
6023
6024   impl->settings = g_settings_new_with_path ("org.gtk.Settings.FileChooser",
6025                                              "/org/gtk/settings/file-chooser/");
6026   g_settings_delay (impl->settings);
6027 }
6028
6029 static void
6030 settings_load (GtkFileChooserDefault *impl)
6031 {
6032   LocationMode location_mode;
6033   gboolean show_hidden;
6034   gboolean show_size_column;
6035   gint sort_column;
6036   GtkSortType sort_order;
6037
6038   settings_ensure (impl);
6039
6040   location_mode = g_settings_get_enum (impl->settings, SETTINGS_KEY_LOCATION_MODE);
6041   show_hidden = g_settings_get_boolean (impl->settings, SETTINGS_KEY_SHOW_HIDDEN);
6042   show_size_column = g_settings_get_boolean (impl->settings, SETTINGS_KEY_SHOW_SIZE_COLUMN);
6043   sort_column = g_settings_get_enum (impl->settings, SETTINGS_KEY_SORT_COLUMN);
6044   sort_order = g_settings_get_enum (impl->settings, SETTINGS_KEY_SORT_ORDER);
6045
6046   location_mode_set (impl, location_mode, TRUE);
6047
6048   gtk_file_chooser_set_show_hidden (GTK_FILE_CHOOSER (impl), show_hidden);
6049
6050   impl->show_size_column = show_size_column;
6051   gtk_tree_view_column_set_visible (impl->list_size_column, show_size_column);
6052
6053   impl->sort_column = sort_column;
6054   impl->sort_order = sort_order;
6055   /* We don't call set_sort_column() here as the models may not have been
6056    * created yet.  The individual functions that create and set the models will
6057    * call set_sort_column() themselves.
6058    */
6059 }
6060
6061 static void
6062 save_dialog_geometry (GtkFileChooserDefault *impl)
6063 {
6064   GtkWindow *toplevel;
6065   int x, y, width, height;
6066
6067   toplevel = get_toplevel (GTK_WIDGET (impl));
6068
6069   if (!(toplevel && GTK_IS_FILE_CHOOSER_DIALOG (toplevel)))
6070     return;
6071
6072   gtk_window_get_position (toplevel, &x, &y);
6073   gtk_window_get_size (toplevel, &width, &height);
6074
6075   g_settings_set (impl->settings, "window-position", "(ii)", x, y);
6076   g_settings_set (impl->settings, "window-size", "(ii)", width, height);
6077 }
6078
6079 static void
6080 settings_save (GtkFileChooserDefault *impl)
6081 {
6082   char *current_folder_uri;
6083
6084   settings_ensure (impl);
6085
6086   /* Current folder */
6087
6088   if (impl->current_folder)
6089     current_folder_uri = g_file_get_uri (impl->current_folder);
6090   else
6091     current_folder_uri = "";
6092
6093   g_settings_set_string (impl->settings, SETTINGS_KEY_LAST_FOLDER_URI, current_folder_uri);
6094
6095   if (impl->current_folder)
6096     g_free (current_folder_uri);
6097
6098   /* All the other state */
6099
6100   g_settings_set_enum (impl->settings, SETTINGS_KEY_LOCATION_MODE, impl->location_mode);
6101   g_settings_set_boolean (impl->settings, SETTINGS_KEY_SHOW_HIDDEN,
6102                           gtk_file_chooser_get_show_hidden (GTK_FILE_CHOOSER (impl)));
6103   g_settings_set_boolean (impl->settings, SETTINGS_KEY_SHOW_SIZE_COLUMN, impl->show_size_column);
6104   g_settings_set_enum (impl->settings, SETTINGS_KEY_SORT_COLUMN, impl->sort_column);
6105   g_settings_set_enum (impl->settings, SETTINGS_KEY_SORT_ORDER, impl->sort_order);
6106
6107   save_dialog_geometry (impl);
6108
6109   /* Now apply the settings */
6110   g_settings_apply (impl->settings);
6111
6112   g_object_unref (impl->settings);
6113   impl->settings = NULL;
6114 }
6115
6116 /* GtkWidget::realize method */
6117 static void
6118 gtk_file_chooser_default_realize (GtkWidget *widget)
6119 {
6120   GtkFileChooserDefault *impl;
6121
6122   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
6123
6124   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->realize (widget);
6125
6126   emit_default_size_changed (impl);
6127 }
6128
6129 static GFile *
6130 get_file_for_last_folder_opened (GtkFileChooserDefault *impl)
6131 {
6132   char *last_folder_uri;
6133   GFile *file;
6134
6135   settings_ensure (impl);
6136
6137   last_folder_uri = g_settings_get_string (impl->settings, SETTINGS_KEY_LAST_FOLDER_URI);
6138
6139   /* If no last folder is set, we use the user's home directory, since
6140    * this is the starting point for most documents.
6141    */
6142   if (last_folder_uri[0] == '\0')
6143     file = g_file_new_for_path (g_get_home_dir ());
6144   else
6145     file = g_file_new_for_uri (last_folder_uri);
6146
6147   g_free (last_folder_uri);
6148
6149   return file;
6150 }
6151
6152 /* GtkWidget::map method */
6153 static void
6154 gtk_file_chooser_default_map (GtkWidget *widget)
6155 {
6156   GtkFileChooserDefault *impl;
6157
6158   profile_start ("start", NULL);
6159
6160   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
6161
6162   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->map (widget);
6163
6164   if (impl->operation_mode == OPERATION_MODE_BROWSE)
6165     {
6166       switch (impl->reload_state)
6167         {
6168         case RELOAD_EMPTY:
6169           recent_shortcut_handler (impl);
6170           break;
6171
6172         case RELOAD_HAS_FOLDER:
6173           /* Nothing; we are already loading or loaded, so we
6174            * don't need to reload
6175            */
6176           break;
6177
6178         default:
6179           g_assert_not_reached ();
6180       }
6181     }
6182
6183   volumes_bookmarks_changed_cb (impl->file_system, impl);
6184
6185   settings_load (impl);
6186
6187   profile_end ("end", NULL);
6188 }
6189
6190 /* GtkWidget::unmap method */
6191 static void
6192 gtk_file_chooser_default_unmap (GtkWidget *widget)
6193 {
6194   GtkFileChooserDefault *impl;
6195
6196   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
6197
6198   settings_save (impl);
6199
6200   cancel_all_operations (impl);
6201   impl->reload_state = RELOAD_EMPTY;
6202
6203   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->unmap (widget);
6204 }
6205
6206 static void
6207 install_list_model_filter (GtkFileChooserDefault *impl)
6208 {
6209   _gtk_file_system_model_set_filter (impl->browse_files_model,
6210                                      impl->current_filter);
6211 }
6212
6213 #define COMPARE_DIRECTORIES                                                                                    \
6214   GtkFileChooserDefault *impl = user_data;                                                                     \
6215   GtkFileSystemModel *fs_model = GTK_FILE_SYSTEM_MODEL (model);                                                \
6216   gboolean dir_a, dir_b;                                                                                       \
6217                                                                                                                \
6218   dir_a = g_value_get_boolean (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_IS_FOLDER));           \
6219   dir_b = g_value_get_boolean (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_IS_FOLDER));           \
6220                                                                                                                \
6221   if (dir_a != dir_b)                                                                                          \
6222     return impl->list_sort_ascending ? (dir_a ? -1 : 1) : (dir_a ? 1 : -1) /* Directories *always* go first */
6223
6224 /* Sort callback for the filename column */
6225 static gint
6226 name_sort_func (GtkTreeModel *model,
6227                 GtkTreeIter  *a,
6228                 GtkTreeIter  *b,
6229                 gpointer      user_data)
6230 {
6231   COMPARE_DIRECTORIES;
6232   else
6233     {
6234       const char *key_a, *key_b;
6235       gint result;
6236
6237       key_a = g_value_get_string (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_NAME_COLLATED));
6238       key_b = g_value_get_string (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_NAME_COLLATED));
6239
6240       if (key_a && key_b)
6241         result = strcmp (key_a, key_b);
6242       else if (key_a)
6243         result = 1;
6244       else if (key_b)
6245         result = -1;
6246       else
6247         result = 0;
6248
6249       return result;
6250     }
6251 }
6252
6253 /* Sort callback for the size column */
6254 static gint
6255 size_sort_func (GtkTreeModel *model,
6256                 GtkTreeIter  *a,
6257                 GtkTreeIter  *b,
6258                 gpointer      user_data)
6259 {
6260   COMPARE_DIRECTORIES;
6261   else
6262     {
6263       gint64 size_a, size_b;
6264
6265       size_a = g_value_get_int64 (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_SIZE));
6266       size_b = g_value_get_int64 (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_SIZE));
6267
6268       return size_a < size_b ? -1 : (size_a == size_b ? 0 : 1);
6269     }
6270 }
6271
6272 /* Sort callback for the mtime column */
6273 static gint
6274 mtime_sort_func (GtkTreeModel *model,
6275                  GtkTreeIter  *a,
6276                  GtkTreeIter  *b,
6277                  gpointer      user_data)
6278 {
6279   COMPARE_DIRECTORIES;
6280   else
6281     {
6282       glong ta, tb;
6283
6284       ta = g_value_get_long (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_MTIME));
6285       tb = g_value_get_long (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_MTIME));
6286
6287       return ta < tb ? -1 : (ta == tb ? 0 : 1);
6288     }
6289 }
6290
6291 /* Callback used when the sort column changes.  We cache the sort order for use
6292  * in name_sort_func().
6293  */
6294 static void
6295 list_sort_column_changed_cb (GtkTreeSortable       *sortable,
6296                              GtkFileChooserDefault *impl)
6297 {
6298   gint sort_column_id;
6299   GtkSortType sort_type;
6300
6301   if (gtk_tree_sortable_get_sort_column_id (sortable, &sort_column_id, &sort_type))
6302     {
6303       impl->list_sort_ascending = (sort_type == GTK_SORT_ASCENDING);
6304       impl->sort_column = sort_column_id;
6305       impl->sort_order = sort_type;
6306     }
6307 }
6308
6309 static void
6310 set_busy_cursor (GtkFileChooserDefault *impl,
6311                  gboolean               busy)
6312 {
6313   GtkWidget *widget;
6314   GtkWindow *toplevel;
6315   GdkDisplay *display;
6316   GdkCursor *cursor;
6317
6318   toplevel = get_toplevel (GTK_WIDGET (impl));
6319   widget = GTK_WIDGET (toplevel);
6320   if (!toplevel || !gtk_widget_get_realized (widget))
6321     return;
6322
6323   display = gtk_widget_get_display (widget);
6324
6325   if (busy)
6326     cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
6327   else
6328     cursor = NULL;
6329
6330   gdk_window_set_cursor (gtk_widget_get_window (widget), cursor);
6331   gdk_display_flush (display);
6332
6333   if (cursor)
6334     g_object_unref (cursor);
6335 }
6336
6337 /* Creates a sort model to wrap the file system model and sets it on the tree view */
6338 static void
6339 load_set_model (GtkFileChooserDefault *impl)
6340 {
6341   profile_start ("start", NULL);
6342
6343   g_assert (impl->browse_files_model != NULL);
6344
6345   profile_msg ("    gtk_tree_view_set_model start", NULL);
6346   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
6347                            GTK_TREE_MODEL (impl->browse_files_model));
6348   gtk_tree_view_columns_autosize (GTK_TREE_VIEW (impl->browse_files_tree_view));
6349   gtk_tree_view_set_search_column (GTK_TREE_VIEW (impl->browse_files_tree_view),
6350                                    MODEL_COL_NAME);
6351   file_list_set_sort_column_ids (impl);
6352   set_sort_column (impl);
6353   profile_msg ("    gtk_tree_view_set_model end", NULL);
6354   impl->list_sort_ascending = TRUE;
6355
6356   profile_end ("end", NULL);
6357 }
6358
6359 /* Timeout callback used when the loading timer expires */
6360 static gboolean
6361 load_timeout_cb (gpointer data)
6362 {
6363   GtkFileChooserDefault *impl;
6364
6365   profile_start ("start", NULL);
6366
6367   impl = GTK_FILE_CHOOSER_DEFAULT (data);
6368   g_assert (impl->load_state == LOAD_PRELOAD);
6369   g_assert (impl->load_timeout_id != 0);
6370   g_assert (impl->browse_files_model != NULL);
6371
6372   impl->load_timeout_id = 0;
6373   impl->load_state = LOAD_LOADING;
6374
6375   load_set_model (impl);
6376
6377   profile_end ("end", NULL);
6378
6379   return FALSE;
6380 }
6381
6382 /* Sets up a new load timer for the model and switches to the LOAD_PRELOAD state */
6383 static void
6384 load_setup_timer (GtkFileChooserDefault *impl)
6385 {
6386   g_assert (impl->load_timeout_id == 0);
6387   g_assert (impl->load_state != LOAD_PRELOAD);
6388
6389   impl->load_timeout_id = gdk_threads_add_timeout (MAX_LOADING_TIME, load_timeout_cb, impl);
6390   impl->load_state = LOAD_PRELOAD;
6391 }
6392
6393 /* Removes the load timeout and switches to the LOAD_FINISHED state */
6394 static void
6395 load_remove_timer (GtkFileChooserDefault *impl)
6396 {
6397   if (impl->load_timeout_id != 0)
6398     {
6399       g_assert (impl->load_state == LOAD_PRELOAD);
6400
6401       g_source_remove (impl->load_timeout_id);
6402       impl->load_timeout_id = 0;
6403       impl->load_state = LOAD_EMPTY;
6404     }
6405   else
6406     g_assert (impl->load_state == LOAD_EMPTY ||
6407               impl->load_state == LOAD_LOADING ||
6408               impl->load_state == LOAD_FINISHED);
6409 }
6410
6411 /* Selects the first row in the file list */
6412 static void
6413 browse_files_select_first_row (GtkFileChooserDefault *impl)
6414 {
6415   GtkTreePath *path;
6416   GtkTreeIter dummy_iter;
6417   GtkTreeModel *tree_model;
6418
6419   tree_model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
6420
6421   if (!tree_model)
6422     return;
6423
6424   path = gtk_tree_path_new_from_indices (0, -1);
6425
6426   /* If the list is empty, do nothing. */
6427   if (gtk_tree_model_get_iter (tree_model, &dummy_iter, path))
6428       gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view), path, NULL, FALSE);
6429
6430   gtk_tree_path_free (path);
6431 }
6432
6433 struct center_selected_row_closure {
6434   GtkFileChooserDefault *impl;
6435   gboolean already_centered;
6436 };
6437
6438 /* Callback used from gtk_tree_selection_selected_foreach(); centers the
6439  * selected row in the tree view.
6440  */
6441 static void
6442 center_selected_row_foreach_cb (GtkTreeModel      *model,
6443                                 GtkTreePath       *path,
6444                                 GtkTreeIter       *iter,
6445                                 gpointer           data)
6446 {
6447   struct center_selected_row_closure *closure;
6448
6449   closure = data;
6450   if (closure->already_centered)
6451     return;
6452
6453   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (closure->impl->browse_files_tree_view), path, NULL, TRUE, 0.5, 0.0);
6454   closure->already_centered = TRUE;
6455 }
6456
6457 /* Centers the selected row in the tree view */
6458 static void
6459 browse_files_center_selected_row (GtkFileChooserDefault *impl)
6460 {
6461   struct center_selected_row_closure closure;
6462   GtkTreeSelection *selection;
6463
6464   closure.impl = impl;
6465   closure.already_centered = FALSE;
6466
6467   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6468   gtk_tree_selection_selected_foreach (selection, center_selected_row_foreach_cb, &closure);
6469 }
6470
6471 static gboolean
6472 show_and_select_files (GtkFileChooserDefault *impl,
6473                        GSList                *files)
6474 {
6475   GtkTreeSelection *selection;
6476   GtkFileSystemModel *fsmodel;
6477   gboolean enabled_hidden, removed_filters;
6478   gboolean selected_a_file;
6479   GSList *walk;
6480
6481   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6482   fsmodel = GTK_FILE_SYSTEM_MODEL (gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view)));
6483
6484   enabled_hidden = impl->show_hidden;
6485   removed_filters = (impl->current_filter == NULL);
6486
6487   selected_a_file = FALSE;
6488
6489   for (walk = files; walk; walk = walk->next)
6490     {
6491       GFile *file = walk->data;
6492       GtkTreeIter iter;
6493
6494       /* Is it a hidden file? */
6495
6496       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6497         continue;
6498
6499       if (!_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6500         {
6501           GFileInfo *info = _gtk_file_system_model_get_info (fsmodel, &iter);
6502
6503           if (!enabled_hidden &&
6504               (g_file_info_get_is_hidden (info) ||
6505                g_file_info_get_is_backup (info)))
6506             {
6507               g_object_set (impl, "show-hidden", TRUE, NULL);
6508               enabled_hidden = TRUE;
6509             }
6510         }
6511
6512       /* Is it a filtered file? */
6513
6514       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6515         continue; /* re-get the iter as it may change when the model refilters */
6516
6517       if (!_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6518         {
6519           /* Maybe we should have a way to ask the fsmodel if it had filtered a file */
6520           if (!removed_filters)
6521             {
6522               set_current_filter (impl, NULL);
6523               removed_filters = TRUE;
6524             }
6525         }
6526
6527       /* Okay, can we select the file now? */
6528
6529       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6530         continue;
6531
6532       if (_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6533         {
6534           GtkTreePath *path;
6535
6536           gtk_tree_selection_select_iter (selection, &iter);
6537
6538           path = gtk_tree_model_get_path (GTK_TREE_MODEL (fsmodel), &iter);
6539           gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view),
6540                                     path, NULL, FALSE);
6541           gtk_tree_path_free (path);
6542
6543           selected_a_file = TRUE;
6544         }
6545     }
6546
6547   browse_files_center_selected_row (impl);
6548
6549   return selected_a_file;
6550 }
6551
6552 /* Processes the pending operation when a folder is finished loading */
6553 static void
6554 pending_select_files_process (GtkFileChooserDefault *impl)
6555 {
6556   g_assert (impl->load_state == LOAD_FINISHED);
6557   g_assert (impl->browse_files_model != NULL);
6558
6559   if (impl->pending_select_files)
6560     {
6561       show_and_select_files (impl, impl->pending_select_files);
6562       pending_select_files_free (impl);
6563       browse_files_center_selected_row (impl);
6564     }
6565   else
6566     {
6567       /* We only select the first row if the chooser is actually mapped ---
6568        * selecting the first row is to help the user when he is interacting with
6569        * the chooser, but sometimes a chooser works not on behalf of the user,
6570        * but rather on behalf of something else like GtkFileChooserButton.  In
6571        * that case, the chooser's selection should be what the caller expects,
6572        * as the user can't see that something else got selected.  See bug #165264.
6573        */
6574       if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN &&
6575           gtk_widget_get_mapped (GTK_WIDGET (impl)))
6576         browse_files_select_first_row (impl);
6577     }
6578
6579   g_assert (impl->pending_select_files == NULL);
6580 }
6581
6582 static void
6583 show_error_on_reading_current_folder (GtkFileChooserDefault *impl, GError *error)
6584 {
6585   GFileInfo *info;
6586   char *msg;
6587
6588   info = g_file_query_info (impl->current_folder,
6589                             G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME,
6590                             G_FILE_QUERY_INFO_NONE,
6591                             NULL,
6592                             NULL);
6593   if (info)
6594     {
6595       msg = g_strdup_printf (_("Could not read the contents of %s"), g_file_info_get_display_name (info));
6596       g_object_unref (info);
6597     }
6598   else
6599     msg = g_strdup (_("Could not read the contents of the folder"));
6600
6601   error_message (impl, msg, error->message);
6602   g_free (msg);
6603 }
6604
6605 /* Callback used when the file system model finishes loading */
6606 static void
6607 browse_files_model_finished_loading_cb (GtkFileSystemModel    *model,
6608                                         GError                *error,
6609                                         GtkFileChooserDefault *impl)
6610 {
6611   profile_start ("start", NULL);
6612
6613   if (error)
6614     show_error_on_reading_current_folder (impl, error);
6615
6616   if (impl->load_state == LOAD_PRELOAD)
6617     {
6618       load_remove_timer (impl);
6619       load_set_model (impl);
6620     }
6621   else if (impl->load_state == LOAD_LOADING)
6622     {
6623       /* Nothing */
6624     }
6625   else
6626     {
6627       /* We can't g_assert_not_reached(), as something other than us may have
6628        *  initiated a folder reload.  See #165556.
6629        */
6630       profile_end ("end", NULL);
6631       return;
6632     }
6633
6634   g_assert (impl->load_timeout_id == 0);
6635
6636   impl->load_state = LOAD_FINISHED;
6637
6638   pending_select_files_process (impl);
6639   set_busy_cursor (impl, FALSE);
6640 #ifdef PROFILE_FILE_CHOOSER
6641   access ("MARK: *** FINISHED LOADING", F_OK);
6642 #endif
6643
6644   profile_end ("end", NULL);
6645 }
6646
6647 static void
6648 stop_loading_and_clear_list_model (GtkFileChooserDefault *impl,
6649                                    gboolean remove_from_treeview)
6650 {
6651   load_remove_timer (impl); /* This changes the state to LOAD_EMPTY */
6652
6653   if (impl->browse_files_model)
6654     {
6655       g_object_unref (impl->browse_files_model);
6656       impl->browse_files_model = NULL;
6657     }
6658
6659   if (remove_from_treeview)
6660     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
6661 }
6662
6663 static char *
6664 my_g_format_time_for_display (glong secs)
6665 {
6666   GDate mtime, now;
6667   gint days_diff;
6668   struct tm tm_mtime;
6669   time_t time_mtime, time_now;
6670   const gchar *format;
6671   gchar *locale_format = NULL;
6672   gchar buf[256];
6673   char *date_str = NULL;
6674 #ifdef G_OS_WIN32
6675   const char *locale, *dot = NULL;
6676   gint64 codepage = -1;
6677   char charset[20];
6678 #endif
6679
6680   time_mtime = secs;
6681
6682 #ifdef HAVE_LOCALTIME_R
6683   localtime_r ((time_t *) &time_mtime, &tm_mtime);
6684 #else
6685   {
6686     struct tm *ptm = localtime ((time_t *) &time_mtime);
6687
6688     if (!ptm)
6689       {
6690         g_warning ("ptm != NULL failed");
6691
6692         return g_strdup (_("Unknown"));
6693       }
6694     else
6695       memcpy ((void *) &tm_mtime, (void *) ptm, sizeof (struct tm));
6696   }
6697 #endif /* HAVE_LOCALTIME_R */
6698
6699   g_date_set_time_t (&mtime, time_mtime);
6700   time_now = time (NULL);
6701   g_date_set_time_t (&now, time_now);
6702
6703   days_diff = g_date_get_julian (&now) - g_date_get_julian (&mtime);
6704
6705   /* Translators: %H means "hours" and %M means "minutes" */
6706   if (days_diff == 0)
6707     format = _("%H:%M");
6708   else if (days_diff == 1)
6709     format = _("Yesterday at %H:%M");
6710   else
6711     {
6712       if (days_diff > 1 && days_diff < 7)
6713         format = "%A"; /* Days from last week */
6714       else
6715         format = "%x"; /* Any other date */
6716     }
6717
6718 #ifdef G_OS_WIN32
6719   /* g_locale_from_utf8() returns a string in the system
6720    * code-page, which is not always the same as that used by the C
6721    * library. For instance when running a GTK+ program with
6722    * LANG=ko on an English version of Windows, the system
6723    * code-page is 1252, but the code-page used by the C library is
6724    * 949. (It's GTK+ itself that sets the C library locale when it
6725    * notices the LANG environment variable. See gtkmain.c The
6726    * Microsoft C library doesn't look at any locale environment
6727    * variables.) We need to pass strftime() a string in the C
6728    * library's code-page. See bug #509885.
6729    */
6730   locale = setlocale (LC_ALL, NULL);
6731   if (locale != NULL)
6732     dot = strchr (locale, '.');
6733   if (dot != NULL)
6734     {
6735       codepage = g_ascii_strtoll (dot+1, NULL, 10);
6736
6737       /* All codepages should fit in 16 bits AFAIK */
6738       if (codepage > 0 && codepage < 65536)
6739         {
6740           sprintf (charset, "CP%u", (guint) codepage);
6741           locale_format = g_convert (format, -1, charset, "UTF-8", NULL, NULL, NULL);
6742         }
6743     }
6744 #else
6745   locale_format = g_locale_from_utf8 (format, -1, NULL, NULL, NULL);
6746 #endif
6747   if (locale_format != NULL &&
6748       strftime (buf, sizeof (buf), locale_format, &tm_mtime) != 0)
6749     {
6750 #ifdef G_OS_WIN32
6751       /* As above but in opposite direction... */
6752       if (codepage > 0 && codepage < 65536)
6753         date_str = g_convert (buf, -1, "UTF-8", charset, NULL, NULL, NULL);
6754 #else
6755       date_str = g_locale_to_utf8 (buf, -1, NULL, NULL, NULL);
6756 #endif
6757     }
6758
6759   if (date_str == NULL)
6760     date_str = g_strdup (_("Unknown"));
6761
6762   g_free (locale_format);
6763   return date_str;
6764 }
6765
6766 static void
6767 copy_attribute (GFileInfo *to, GFileInfo *from, const char *attribute)
6768 {
6769   GFileAttributeType type;
6770   gpointer value;
6771
6772   if (g_file_info_get_attribute_data (from, attribute, &type, &value, NULL))
6773     g_file_info_set_attribute (to, attribute, type, value);
6774 }
6775
6776 static void
6777 file_system_model_got_thumbnail (GObject *object, GAsyncResult *res, gpointer data)
6778 {
6779   GtkFileSystemModel *model = data; /* might be unreffed if operation was cancelled */
6780   GFile *file = G_FILE (object);
6781   GFileInfo *queried, *info;
6782   GtkTreeIter iter;
6783
6784   queried = g_file_query_info_finish (file, res, NULL);
6785   if (queried == NULL)
6786     return;
6787
6788   GDK_THREADS_ENTER ();
6789
6790   /* now we know model is valid */
6791
6792   /* file was deleted */
6793   if (!_gtk_file_system_model_get_iter_for_file (model, &iter, file))
6794     {
6795       GDK_THREADS_LEAVE ();
6796       return;
6797     }
6798
6799   info = g_file_info_dup (_gtk_file_system_model_get_info (model, &iter));
6800
6801   copy_attribute (info, queried, G_FILE_ATTRIBUTE_THUMBNAIL_PATH);
6802   copy_attribute (info, queried, G_FILE_ATTRIBUTE_THUMBNAILING_FAILED);
6803   copy_attribute (info, queried, G_FILE_ATTRIBUTE_STANDARD_ICON);
6804
6805   _gtk_file_system_model_update_file (model, file, info, FALSE);
6806
6807   g_object_unref (info);
6808
6809   GDK_THREADS_LEAVE ();
6810 }
6811
6812 static gboolean
6813 file_system_model_set (GtkFileSystemModel *model,
6814                        GFile              *file,
6815                        GFileInfo          *info,
6816                        int                 column,
6817                        GValue             *value,
6818                        gpointer            data)
6819 {
6820   GtkFileChooserDefault *impl = data;
6821
6822   switch (column)
6823     {
6824     case MODEL_COL_FILE:
6825       g_value_set_object (value, file);
6826       break;
6827     case MODEL_COL_NAME:
6828       if (info == NULL)
6829         g_value_set_string (value, DEFAULT_NEW_FOLDER_NAME);
6830       else
6831         g_value_set_string (value, g_file_info_get_display_name (info));
6832       break;
6833     case MODEL_COL_NAME_COLLATED:
6834       if (info == NULL)
6835         g_value_take_string (value, g_utf8_collate_key_for_filename (DEFAULT_NEW_FOLDER_NAME, -1));
6836       else
6837         g_value_take_string (value, g_utf8_collate_key_for_filename (g_file_info_get_display_name (info), -1));
6838       break;
6839     case MODEL_COL_IS_FOLDER:
6840       g_value_set_boolean (value, info == NULL || _gtk_file_info_consider_as_directory (info));
6841       break;
6842     case MODEL_COL_PIXBUF:
6843       if (info)
6844         {
6845           if (g_file_info_has_attribute (info, G_FILE_ATTRIBUTE_STANDARD_ICON))
6846             {
6847               g_value_take_object (value, _gtk_file_info_render_icon (info, GTK_WIDGET (impl), impl->icon_size));
6848             }
6849           else
6850             {
6851               GtkTreeModel *tree_model;
6852               GtkTreePath *path, *start, *end;
6853               GtkTreeIter iter;
6854
6855               if (impl->browse_files_tree_view == NULL ||
6856                   g_file_info_has_attribute (info, "filechooser::queried"))
6857                 return FALSE;
6858
6859               tree_model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
6860               if (tree_model != GTK_TREE_MODEL (model))
6861                 return FALSE;
6862
6863               if (!_gtk_file_system_model_get_iter_for_file (model,
6864                                                              &iter,
6865                                                              file))
6866                 g_assert_not_reached ();
6867               if (!gtk_tree_view_get_visible_range (GTK_TREE_VIEW (impl->browse_files_tree_view), &start, &end))
6868                 return FALSE;
6869               path = gtk_tree_model_get_path (tree_model, &iter);
6870               if (gtk_tree_path_compare (start, path) != 1 &&
6871                   gtk_tree_path_compare (path, end) != 1)
6872                 {
6873                   g_file_info_set_attribute_boolean (info, "filechooser::queried", TRUE);
6874                   g_file_query_info_async (file,
6875                                            G_FILE_ATTRIBUTE_THUMBNAIL_PATH ","
6876                                            G_FILE_ATTRIBUTE_THUMBNAILING_FAILED ","
6877                                            G_FILE_ATTRIBUTE_STANDARD_ICON,
6878                                            G_FILE_QUERY_INFO_NONE,
6879                                            G_PRIORITY_DEFAULT,
6880                                            _gtk_file_system_model_get_cancellable (model),
6881                                            file_system_model_got_thumbnail,
6882                                            model);
6883                 }
6884               gtk_tree_path_free (path);
6885               gtk_tree_path_free (start);
6886               gtk_tree_path_free (end);
6887               return FALSE;
6888             }
6889         }
6890       else
6891         g_value_set_object (value, NULL);
6892       break;
6893     case MODEL_COL_SIZE:
6894       g_value_set_int64 (value, info ? g_file_info_get_size (info) : 0);
6895       break;
6896     case MODEL_COL_SIZE_TEXT:
6897       if (info == NULL || _gtk_file_info_consider_as_directory (info))
6898         g_value_set_string (value, NULL);
6899       else
6900         g_value_take_string (value, g_format_size (g_file_info_get_size (info)));
6901       break;
6902     case MODEL_COL_MTIME:
6903     case MODEL_COL_MTIME_TEXT:
6904       {
6905         GTimeVal tv;
6906         if (info == NULL)
6907           break;
6908         g_file_info_get_modification_time (info, &tv);
6909         if (column == MODEL_COL_MTIME)
6910           g_value_set_long (value, tv.tv_sec);
6911         else if (tv.tv_sec == 0)
6912           g_value_set_static_string (value, _("Unknown"));
6913         else
6914           g_value_take_string (value, my_g_format_time_for_display (tv.tv_sec));
6915         break;
6916       }
6917     case MODEL_COL_ELLIPSIZE:
6918       g_value_set_enum (value, info ? PANGO_ELLIPSIZE_END : PANGO_ELLIPSIZE_NONE);
6919       break;
6920     default:
6921       g_assert_not_reached ();
6922       break;
6923     }
6924
6925   return TRUE;
6926 }
6927
6928 /* Gets rid of the old list model and creates a new one for the current folder */
6929 static gboolean
6930 set_list_model (GtkFileChooserDefault *impl,
6931                 GError               **error)
6932 {
6933   g_assert (impl->current_folder != NULL);
6934
6935   profile_start ("start", NULL);
6936
6937   stop_loading_and_clear_list_model (impl, TRUE);
6938
6939   set_busy_cursor (impl, TRUE);
6940
6941   impl->browse_files_model =
6942     _gtk_file_system_model_new_for_directory (impl->current_folder,
6943                                               MODEL_ATTRIBUTES,
6944                                               file_system_model_set,
6945                                               impl,
6946                                               MODEL_COLUMN_TYPES);
6947
6948   _gtk_file_system_model_set_show_hidden (impl->browse_files_model, impl->show_hidden);
6949
6950   profile_msg ("    set sort function", NULL);
6951   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_NAME, name_sort_func, impl, NULL);
6952   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_SIZE, size_sort_func, impl, NULL);
6953   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_MTIME, mtime_sort_func, impl, NULL);
6954   gtk_tree_sortable_set_default_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), NULL, NULL, NULL);
6955   set_sort_column (impl);
6956   impl->list_sort_ascending = TRUE;
6957   g_signal_connect (impl->browse_files_model, "sort-column-changed",
6958                     G_CALLBACK (list_sort_column_changed_cb), impl);
6959
6960   load_setup_timer (impl); /* This changes the state to LOAD_PRELOAD */
6961
6962   g_signal_connect (impl->browse_files_model, "finished-loading",
6963                     G_CALLBACK (browse_files_model_finished_loading_cb), impl);
6964
6965   install_list_model_filter (impl);
6966
6967   profile_end ("end", NULL);
6968
6969   return TRUE;
6970 }
6971
6972 struct update_chooser_entry_selected_foreach_closure {
6973   int num_selected;
6974   GtkTreeIter first_selected_iter;
6975 };
6976
6977 static gint
6978 compare_utf8_filenames (const gchar *a,
6979                         const gchar *b)
6980 {
6981   gchar *a_folded, *b_folded;
6982   gint retval;
6983
6984   a_folded = g_utf8_strdown (a, -1);
6985   b_folded = g_utf8_strdown (b, -1);
6986
6987   retval = strcmp (a_folded, b_folded);
6988
6989   g_free (a_folded);
6990   g_free (b_folded);
6991
6992   return retval;
6993 }
6994
6995 static void
6996 update_chooser_entry_selected_foreach (GtkTreeModel *model,
6997                                        GtkTreePath *path,
6998                                        GtkTreeIter *iter,
6999                                        gpointer data)
7000 {
7001   struct update_chooser_entry_selected_foreach_closure *closure;
7002
7003   closure = data;
7004   closure->num_selected++;
7005
7006   if (closure->num_selected == 1)
7007     closure->first_selected_iter = *iter;
7008 }
7009
7010 static void
7011 update_chooser_entry (GtkFileChooserDefault *impl)
7012 {
7013   GtkTreeSelection *selection;
7014   struct update_chooser_entry_selected_foreach_closure closure;
7015
7016   /* no need to update the file chooser's entry if there's no entry */
7017   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7018       !impl->location_entry)
7019     return;
7020
7021   if (!(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
7022         || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
7023         || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
7024              || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
7025             && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)))
7026     return;
7027
7028   g_assert (impl->location_entry != NULL);
7029
7030   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7031   closure.num_selected = 0;
7032   gtk_tree_selection_selected_foreach (selection, update_chooser_entry_selected_foreach, &closure);
7033
7034   if (closure.num_selected == 0)
7035     {
7036       if (impl->operation_mode == OPERATION_MODE_RECENT)
7037         _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), NULL);
7038       else
7039         goto maybe_clear_entry;
7040     }
7041   else if (closure.num_selected == 1)
7042     {
7043       if (impl->operation_mode == OPERATION_MODE_BROWSE)
7044         {
7045           GFileInfo *info;
7046           gboolean change_entry;
7047
7048           info = _gtk_file_system_model_get_info (impl->browse_files_model, &closure.first_selected_iter);
7049
7050           /* If the cursor moved to the row of the newly created folder,
7051            * retrieving info will return NULL.
7052            */
7053           if (!info)
7054             return;
7055
7056           g_free (impl->browse_files_last_selected_name);
7057           impl->browse_files_last_selected_name =
7058             g_strdup (g_file_info_get_display_name (info));
7059
7060           if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
7061               impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7062               impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
7063             {
7064               /* Don't change the name when clicking on a folder... */
7065               change_entry = (! _gtk_file_info_consider_as_directory (info));
7066             }
7067           else
7068             change_entry = TRUE; /* ... unless we are in SELECT_FOLDER mode */
7069
7070           if (change_entry)
7071             {
7072               gtk_entry_set_text (GTK_ENTRY (impl->location_entry), impl->browse_files_last_selected_name);
7073
7074               if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7075                 _gtk_file_chooser_entry_select_filename (GTK_FILE_CHOOSER_ENTRY (impl->location_entry));
7076             }
7077
7078           return;
7079         }
7080       else if (impl->operation_mode == OPERATION_MODE_RECENT
7081                && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7082         {
7083           GFile *folder;
7084
7085           /* Set the base folder on the name entry, so it will do completion relative to the correct recent-folder */
7086
7087           gtk_tree_model_get (GTK_TREE_MODEL (impl->recent_model), &closure.first_selected_iter,
7088                               MODEL_COL_FILE, &folder,
7089                               -1);
7090           _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), folder);
7091           g_object_unref (folder);
7092           return;
7093         }
7094     }
7095   else
7096     {
7097       g_assert (!(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7098                   impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER));
7099
7100       /* Multiple selection, so just clear the entry. */
7101       g_free (impl->browse_files_last_selected_name);
7102       impl->browse_files_last_selected_name = NULL;
7103
7104       gtk_entry_set_text (GTK_ENTRY (impl->location_entry), "");
7105       return;
7106     }
7107
7108  maybe_clear_entry:
7109
7110   if ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
7111       && impl->browse_files_last_selected_name)
7112     {
7113       const char *entry_text;
7114       int len;
7115       gboolean clear_entry;
7116
7117       entry_text = gtk_entry_get_text (GTK_ENTRY (impl->location_entry));
7118       len = strlen (entry_text);
7119       if (len != 0)
7120         {
7121           /* The file chooser entry may have appended a "/" to its text.
7122            * So take it out, and compare the result to the old selection.
7123            */
7124           if (entry_text[len - 1] == G_DIR_SEPARATOR)
7125             {
7126               gchar *tmp;
7127
7128               tmp = g_strndup (entry_text, len - 1);
7129               clear_entry = (compare_utf8_filenames (impl->browse_files_last_selected_name, tmp) == 0);
7130               g_free (tmp);
7131             }
7132           else
7133             clear_entry = (compare_utf8_filenames (impl->browse_files_last_selected_name, entry_text) == 0);
7134         }
7135       else
7136         clear_entry = FALSE;
7137
7138       if (clear_entry)
7139         gtk_entry_set_text (GTK_ENTRY (impl->location_entry), "");
7140     }
7141 }
7142
7143 static gboolean
7144 gtk_file_chooser_default_set_current_folder (GtkFileChooser  *chooser,
7145                                              GFile           *file,
7146                                              GError         **error)
7147 {
7148   return gtk_file_chooser_default_update_current_folder (chooser, file, FALSE, FALSE, error);
7149 }
7150
7151
7152 struct UpdateCurrentFolderData
7153 {
7154   GtkFileChooserDefault *impl;
7155   GFile *file;
7156   gboolean keep_trail;
7157   gboolean clear_entry;
7158   GFile *original_file;
7159   GError *original_error;
7160 };
7161
7162 static void
7163 update_current_folder_mount_enclosing_volume_cb (GCancellable        *cancellable,
7164                                                  GtkFileSystemVolume *volume,
7165                                                  const GError        *error,
7166                                                  gpointer             user_data)
7167 {
7168   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7169   struct UpdateCurrentFolderData *data = user_data;
7170   GtkFileChooserDefault *impl = data->impl;
7171
7172   if (cancellable != impl->update_current_folder_cancellable)
7173     goto out;
7174
7175   impl->update_current_folder_cancellable = NULL;
7176   set_busy_cursor (impl, FALSE);
7177
7178   if (cancelled)
7179     goto out;
7180
7181   if (error)
7182     {
7183       error_changing_folder_dialog (data->impl, data->file, g_error_copy (error));
7184       impl->reload_state = RELOAD_EMPTY;
7185       goto out;
7186     }
7187
7188   change_folder_and_display_error (impl, data->file, data->clear_entry);
7189
7190 out:
7191   g_object_unref (data->file);
7192   g_free (data);
7193
7194   g_object_unref (cancellable);
7195 }
7196
7197 static void
7198 update_current_folder_get_info_cb (GCancellable *cancellable,
7199                                    GFileInfo    *info,
7200                                    const GError *error,
7201                                    gpointer      user_data)
7202 {
7203   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7204   struct UpdateCurrentFolderData *data = user_data;
7205   GtkFileChooserDefault *impl = data->impl;
7206
7207   if (cancellable != impl->update_current_folder_cancellable)
7208     goto out;
7209
7210   impl->update_current_folder_cancellable = NULL;
7211   impl->reload_state = RELOAD_EMPTY;
7212
7213   set_busy_cursor (impl, FALSE);
7214
7215   if (cancelled)
7216     goto out;
7217
7218   if (error)
7219     {
7220       GFile *parent_file;
7221
7222       if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_NOT_MOUNTED))
7223         {
7224           GMountOperation *mount_operation;
7225           GtkWidget *toplevel;
7226
7227           g_object_unref (cancellable);
7228           toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
7229
7230           mount_operation = gtk_mount_operation_new (GTK_WINDOW (toplevel));
7231
7232           set_busy_cursor (impl, TRUE);
7233
7234           impl->update_current_folder_cancellable =
7235             _gtk_file_system_mount_enclosing_volume (impl->file_system, data->file,
7236                                                      mount_operation,
7237                                                      update_current_folder_mount_enclosing_volume_cb,
7238                                                      data);
7239
7240           return;
7241         }
7242
7243       if (!data->original_file)
7244         {
7245           data->original_file = g_object_ref (data->file);
7246           data->original_error = g_error_copy (error);
7247         }
7248
7249       parent_file = g_file_get_parent (data->file);
7250
7251       /* get parent path and try to change the folder to that */
7252       if (parent_file)
7253         {
7254           g_object_unref (data->file);
7255           data->file = parent_file;
7256
7257           g_object_unref (cancellable);
7258
7259           /* restart the update current folder operation */
7260           impl->reload_state = RELOAD_HAS_FOLDER;
7261
7262           impl->update_current_folder_cancellable =
7263             _gtk_file_system_get_info (impl->file_system, data->file,
7264                                        "standard::type",
7265                                        update_current_folder_get_info_cb,
7266                                        data);
7267
7268           set_busy_cursor (impl, TRUE);
7269
7270           return;
7271         }
7272       else
7273         {
7274           /* Error and bail out, ignoring "not found" errors since they're useless:
7275            * they only happen when a program defaults to a folder that has been (re)moved.
7276            */
7277           if (!g_error_matches (data->original_error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
7278             error_changing_folder_dialog (impl, data->original_file, data->original_error);
7279           else
7280             g_error_free (data->original_error);
7281
7282           g_object_unref (data->original_file);
7283
7284           goto out;
7285         }
7286     }
7287
7288   if (data->original_file)
7289     {
7290       /* Error and bail out, ignoring "not found" errors since they're useless:
7291        * they only happen when a program defaults to a folder that has been (re)moved.
7292        */
7293       if (!g_error_matches (data->original_error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
7294         error_changing_folder_dialog (impl, data->original_file, data->original_error);
7295       else
7296         g_error_free (data->original_error);
7297
7298       g_object_unref (data->original_file);
7299     }
7300
7301   if (! _gtk_file_info_consider_as_directory (info))
7302     goto out;
7303
7304   _gtk_path_bar_set_file (GTK_PATH_BAR (impl->browse_path_bar), data->file, data->keep_trail);
7305
7306   if (impl->current_folder != data->file)
7307     {
7308       if (impl->current_folder)
7309         g_object_unref (impl->current_folder);
7310
7311       impl->current_folder = g_object_ref (data->file);
7312     }
7313
7314   impl->reload_state = RELOAD_HAS_FOLDER;
7315
7316   /* Update the widgets that may trigger a folder change themselves.  */
7317
7318   if (!impl->changing_folder)
7319     {
7320       impl->changing_folder = TRUE;
7321
7322       shortcuts_update_current_folder (impl);
7323
7324       impl->changing_folder = FALSE;
7325     }
7326
7327   /* Set the folder on the save entry */
7328
7329   if (impl->location_entry)
7330     {
7331       _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry),
7332                                                impl->current_folder);
7333
7334       if (data->clear_entry)
7335         gtk_entry_set_text (GTK_ENTRY (impl->location_entry), "");
7336     }
7337
7338   /* Create a new list model.  This is slightly evil; we store the result value
7339    * but perform more actions rather than returning immediately even if it
7340    * generates an error.
7341    */
7342   set_list_model (impl, NULL);
7343
7344   /* Refresh controls */
7345
7346   shortcuts_find_current_folder (impl);
7347
7348   g_signal_emit_by_name (impl, "current-folder-changed", 0);
7349
7350   check_preview_change (impl);
7351   bookmarks_check_add_sensitivity (impl);
7352
7353   g_signal_emit_by_name (impl, "selection-changed", 0);
7354
7355 out:
7356   g_object_unref (data->file);
7357   g_free (data);
7358
7359   g_object_unref (cancellable);
7360 }
7361
7362 static gboolean
7363 gtk_file_chooser_default_update_current_folder (GtkFileChooser    *chooser,
7364                                                 GFile             *file,
7365                                                 gboolean           keep_trail,
7366                                                 gboolean           clear_entry,
7367                                                 GError           **error)
7368 {
7369   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7370   struct UpdateCurrentFolderData *data;
7371
7372   profile_start ("start", NULL);
7373
7374   g_object_ref (file);
7375
7376   operation_mode_set (impl, OPERATION_MODE_BROWSE);
7377
7378   if (impl->local_only && !g_file_is_native (file))
7379     {
7380       g_set_error_literal (error,
7381                            GTK_FILE_CHOOSER_ERROR,
7382                            GTK_FILE_CHOOSER_ERROR_BAD_FILENAME,
7383                            _("Cannot change to folder because it is not local"));
7384
7385       g_object_unref (file);
7386       profile_end ("end - not local", NULL);
7387       return FALSE;
7388     }
7389
7390   if (impl->update_current_folder_cancellable)
7391     g_cancellable_cancel (impl->update_current_folder_cancellable);
7392
7393   /* Test validity of path here.  */
7394   data = g_new0 (struct UpdateCurrentFolderData, 1);
7395   data->impl = impl;
7396   data->file = g_object_ref (file);
7397   data->keep_trail = keep_trail;
7398   data->clear_entry = clear_entry;
7399
7400   impl->reload_state = RELOAD_HAS_FOLDER;
7401
7402   impl->update_current_folder_cancellable =
7403     _gtk_file_system_get_info (impl->file_system, file,
7404                                "standard::type",
7405                                update_current_folder_get_info_cb,
7406                                data);
7407
7408   set_busy_cursor (impl, TRUE);
7409   g_object_unref (file);
7410
7411   profile_end ("end", NULL);
7412   return TRUE;
7413 }
7414
7415 static GFile *
7416 gtk_file_chooser_default_get_current_folder (GtkFileChooser *chooser)
7417 {
7418   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7419
7420   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7421       impl->operation_mode == OPERATION_MODE_RECENT)
7422     return NULL;
7423
7424   if (impl->reload_state == RELOAD_EMPTY)
7425     {
7426       /* We are unmapped, or we had an error while loading the last folder.
7427        * We'll return the folder used by the last invocation of the file chooser
7428        * since once we get (re)mapped, we'll load *that* folder anyway unless
7429        * the caller explicitly calls set_current_folder() on us.
7430        */
7431       return get_file_for_last_folder_opened (impl);
7432     }
7433
7434   if (impl->current_folder)
7435     return g_object_ref (impl->current_folder);
7436
7437   return NULL;
7438 }
7439
7440 static void
7441 gtk_file_chooser_default_set_current_name (GtkFileChooser *chooser,
7442                                            const gchar    *name)
7443 {
7444   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7445
7446   g_return_if_fail (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7447                     impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER);
7448
7449   pending_select_files_free (impl);
7450   gtk_entry_set_text (GTK_ENTRY (impl->location_entry), name);
7451 }
7452
7453 static gboolean
7454 gtk_file_chooser_default_select_file (GtkFileChooser  *chooser,
7455                                       GFile           *file,
7456                                       GError         **error)
7457 {
7458   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7459   GFile *parent_file;
7460   gboolean same_path;
7461
7462   parent_file = g_file_get_parent (file);
7463
7464   if (!parent_file)
7465     return gtk_file_chooser_set_current_folder_file (chooser, file, error);
7466
7467   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7468       impl->operation_mode == OPERATION_MODE_RECENT ||
7469       impl->load_state == LOAD_EMPTY)
7470     {
7471       same_path = FALSE;
7472     }
7473   else
7474     {
7475       g_assert (impl->current_folder != NULL);
7476
7477       same_path = g_file_equal (parent_file, impl->current_folder);
7478     }
7479
7480   if (same_path && impl->load_state == LOAD_FINISHED)
7481     {
7482       gboolean result;
7483       GSList files;
7484
7485       files.data = (gpointer) file;
7486       files.next = NULL;
7487
7488       result = show_and_select_files (impl, &files);
7489       g_object_unref (parent_file);
7490       return result;
7491     }
7492
7493   pending_select_files_add (impl, file);
7494
7495   if (!same_path)
7496     {
7497       gboolean result;
7498
7499       result = gtk_file_chooser_set_current_folder_file (chooser, parent_file, error);
7500       g_object_unref (parent_file);
7501       return result;
7502     }
7503
7504   g_object_unref (parent_file);
7505   return TRUE;
7506 }
7507
7508 static void
7509 gtk_file_chooser_default_unselect_file (GtkFileChooser *chooser,
7510                                         GFile          *file)
7511 {
7512   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7513   GtkTreeView *tree_view = GTK_TREE_VIEW (impl->browse_files_tree_view);
7514   GtkTreeIter iter;
7515
7516   if (!impl->browse_files_model)
7517     return;
7518
7519   if (!_gtk_file_system_model_get_iter_for_file (impl->browse_files_model,
7520                                                  &iter,
7521                                                  file))
7522     return;
7523
7524   gtk_tree_selection_unselect_iter (gtk_tree_view_get_selection (tree_view),
7525                                     &iter);
7526 }
7527
7528 static gboolean
7529 maybe_select (GtkTreeModel *model,
7530               GtkTreePath  *path,
7531               GtkTreeIter  *iter,
7532               gpointer     data)
7533 {
7534   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (data);
7535   GtkTreeSelection *selection;
7536   gboolean is_folder;
7537
7538   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7539
7540   gtk_tree_model_get (model, iter,
7541                       MODEL_COL_IS_FOLDER, &is_folder,
7542                       -1);
7543
7544   if ((is_folder && impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER) ||
7545       (!is_folder && impl->action == GTK_FILE_CHOOSER_ACTION_OPEN))
7546     gtk_tree_selection_select_iter (selection, iter);
7547   else
7548     gtk_tree_selection_unselect_iter (selection, iter);
7549
7550   return FALSE;
7551 }
7552
7553 static void
7554 gtk_file_chooser_default_select_all (GtkFileChooser *chooser)
7555 {
7556   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7557
7558   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7559       impl->operation_mode == OPERATION_MODE_RECENT)
7560     {
7561       GtkTreeSelection *selection;
7562
7563       selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7564       gtk_tree_selection_select_all (selection);
7565       return;
7566     }
7567
7568   if (impl->select_multiple)
7569     gtk_tree_model_foreach (GTK_TREE_MODEL (impl->browse_files_model),
7570                             maybe_select, impl);
7571 }
7572
7573 static void
7574 gtk_file_chooser_default_unselect_all (GtkFileChooser *chooser)
7575 {
7576   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7577   GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7578
7579   gtk_tree_selection_unselect_all (selection);
7580   pending_select_files_free (impl);
7581 }
7582
7583 /* Checks whether the filename entry for the Save modes contains a well-formed filename.
7584  *
7585  * is_well_formed_ret - whether what the user typed passes gkt_file_system_make_path()
7586  *
7587  * is_empty_ret - whether the file entry is totally empty
7588  *
7589  * is_file_part_empty_ret - whether the file part is empty (will be if user types "foobar/", and
7590  *                          the path will be "$cwd/foobar")
7591  */
7592 static void
7593 check_save_entry (GtkFileChooserDefault *impl,
7594                   GFile                **file_ret,
7595                   gboolean              *is_well_formed_ret,
7596                   gboolean              *is_empty_ret,
7597                   gboolean              *is_file_part_empty_ret,
7598                   gboolean              *is_folder)
7599 {
7600   GtkFileChooserEntry *chooser_entry;
7601   GFile *current_folder;
7602   const char *file_part;
7603   GFile *file;
7604   GError *error;
7605
7606   g_assert (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
7607             || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
7608             || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
7609                  || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
7610                 && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY));
7611
7612   chooser_entry = GTK_FILE_CHOOSER_ENTRY (impl->location_entry);
7613
7614   if (strlen (gtk_entry_get_text (GTK_ENTRY (chooser_entry))) == 0)
7615     {
7616       *file_ret = NULL;
7617       *is_well_formed_ret = TRUE;
7618       *is_empty_ret = TRUE;
7619       *is_file_part_empty_ret = TRUE;
7620       *is_folder = FALSE;
7621
7622       return;
7623     }
7624
7625   *is_empty_ret = FALSE;
7626
7627   current_folder = _gtk_file_chooser_entry_get_current_folder (chooser_entry);
7628   if (!current_folder)
7629     {
7630       *file_ret = NULL;
7631       *is_well_formed_ret = FALSE;
7632       *is_file_part_empty_ret = FALSE;
7633       *is_folder = FALSE;
7634
7635       return;
7636     }
7637
7638   file_part = _gtk_file_chooser_entry_get_file_part (chooser_entry);
7639
7640   if (!file_part || file_part[0] == '\0')
7641     {
7642       *file_ret = current_folder;
7643       *is_well_formed_ret = TRUE;
7644       *is_file_part_empty_ret = TRUE;
7645       *is_folder = TRUE;
7646
7647       return;
7648     }
7649
7650   *is_file_part_empty_ret = FALSE;
7651
7652   error = NULL;
7653   file = g_file_get_child_for_display_name (current_folder, file_part, &error);
7654   g_object_unref (current_folder);
7655
7656   if (!file)
7657     {
7658       error_building_filename_dialog (impl, error);
7659       *file_ret = NULL;
7660       *is_well_formed_ret = FALSE;
7661       *is_folder = FALSE;
7662
7663       return;
7664     }
7665
7666   *file_ret = file;
7667   *is_well_formed_ret = TRUE;
7668   *is_folder = _gtk_file_chooser_entry_get_is_folder (chooser_entry, file);
7669 }
7670
7671 struct get_files_closure {
7672   GtkFileChooserDefault *impl;
7673   GSList *result;
7674   GFile *file_from_entry;
7675 };
7676
7677 static void
7678 get_files_foreach (GtkTreeModel *model,
7679                    GtkTreePath  *path,
7680                    GtkTreeIter  *iter,
7681                    gpointer      data)
7682 {
7683   struct get_files_closure *info;
7684   GFile *file;
7685   GtkFileSystemModel *fs_model;
7686
7687   info = data;
7688   fs_model = info->impl->browse_files_model;
7689
7690   file = _gtk_file_system_model_get_file (fs_model, iter);
7691   if (!file)
7692     return; /* We are on the editable row */
7693
7694   if (!info->file_from_entry || !g_file_equal (info->file_from_entry, file))
7695     info->result = g_slist_prepend (info->result, g_object_ref (file));
7696 }
7697
7698 static GSList *
7699 gtk_file_chooser_default_get_files (GtkFileChooser *chooser)
7700 {
7701   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7702   struct get_files_closure info;
7703   GtkWindow *toplevel;
7704   GtkWidget *current_focus;
7705   gboolean file_list_seen;
7706
7707   info.impl = impl;
7708   info.result = NULL;
7709   info.file_from_entry = NULL;
7710
7711   if (impl->operation_mode == OPERATION_MODE_SEARCH)
7712     return search_get_selected_files (impl);
7713
7714   if (impl->operation_mode == OPERATION_MODE_RECENT)
7715     {
7716       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7717         {
7718           file_list_seen = TRUE;
7719           goto file_entry;
7720         }
7721       else
7722         return recent_get_selected_files (impl);
7723     }
7724
7725   toplevel = get_toplevel (GTK_WIDGET (impl));
7726   if (toplevel)
7727     current_focus = gtk_window_get_focus (toplevel);
7728   else
7729     current_focus = NULL;
7730
7731   file_list_seen = FALSE;
7732   if (current_focus == impl->browse_files_tree_view)
7733     {
7734       GtkTreeSelection *selection;
7735
7736     file_list:
7737
7738       file_list_seen = TRUE;
7739       selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7740       gtk_tree_selection_selected_foreach (selection, get_files_foreach, &info);
7741
7742       /* If there is no selection in the file list, we probably have this situation:
7743        *
7744        * 1. The user typed a filename in the SAVE filename entry ("foo.txt").
7745        * 2. He then double-clicked on a folder ("bar") in the file list
7746        *
7747        * So we want the selection to be "bar/foo.txt".  Jump to the case for the
7748        * filename entry to see if that is the case.
7749        */
7750       if (info.result == NULL && impl->location_entry)
7751         goto file_entry;
7752     }
7753   else if (impl->location_entry && current_focus == impl->location_entry)
7754     {
7755       gboolean is_well_formed, is_empty, is_file_part_empty, is_folder;
7756
7757     file_entry:
7758
7759       check_save_entry (impl, &info.file_from_entry, &is_well_formed, &is_empty, &is_file_part_empty, &is_folder);
7760
7761       if (is_empty)
7762         goto out;
7763
7764       if (!is_well_formed)
7765         return NULL;
7766
7767       if (is_file_part_empty && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7768         {
7769           g_object_unref (info.file_from_entry);
7770           return NULL;
7771         }
7772
7773       if (info.file_from_entry)
7774         info.result = g_slist_prepend (info.result, info.file_from_entry);
7775       else if (!file_list_seen)
7776         goto file_list;
7777       else
7778         return NULL;
7779     }
7780   else if (impl->toplevel_last_focus_widget == impl->browse_files_tree_view)
7781     goto file_list;
7782   else if (impl->location_entry && impl->toplevel_last_focus_widget == impl->location_entry)
7783     goto file_entry;
7784   else
7785     {
7786       /* The focus is on a dialog's action area button or something else */
7787       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7788           impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
7789         goto file_entry;
7790       else
7791         goto file_list;
7792     }
7793
7794  out:
7795
7796   /* If there's no folder selected, and we're in SELECT_FOLDER mode, then we
7797    * fall back to the current directory */
7798   if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER &&
7799       info.result == NULL)
7800     {
7801       GFile *current_folder;
7802
7803       current_folder = gtk_file_chooser_get_current_folder_file (chooser);
7804
7805       if (current_folder)
7806         info.result = g_slist_prepend (info.result, current_folder);
7807     }
7808
7809   return g_slist_reverse (info.result);
7810 }
7811
7812 GFile *
7813 gtk_file_chooser_default_get_preview_file (GtkFileChooser *chooser)
7814 {
7815   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7816
7817   if (impl->preview_file)
7818     return g_object_ref (impl->preview_file);
7819   else
7820     return NULL;
7821 }
7822
7823 static GtkFileSystem *
7824 gtk_file_chooser_default_get_file_system (GtkFileChooser *chooser)
7825 {
7826   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7827
7828   return impl->file_system;
7829 }
7830
7831 /* Shows or hides the filter widgets */
7832 static void
7833 show_filters (GtkFileChooserDefault *impl,
7834               gboolean               show)
7835 {
7836   if (show)
7837     gtk_widget_show (impl->filter_combo_hbox);
7838   else
7839     gtk_widget_hide (impl->filter_combo_hbox);
7840 }
7841
7842 static void
7843 gtk_file_chooser_default_add_filter (GtkFileChooser *chooser,
7844                                      GtkFileFilter  *filter)
7845 {
7846   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7847   const gchar *name;
7848
7849   if (g_slist_find (impl->filters, filter))
7850     {
7851       g_warning ("gtk_file_chooser_add_filter() called on filter already in list\n");
7852       return;
7853     }
7854
7855   g_object_ref_sink (filter);
7856   impl->filters = g_slist_append (impl->filters, filter);
7857
7858   name = gtk_file_filter_get_name (filter);
7859   if (!name)
7860     name = "Untitled filter";   /* Place-holder, doesn't need to be marked for translation */
7861
7862   gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (impl->filter_combo), name);
7863
7864   if (!g_slist_find (impl->filters, impl->current_filter))
7865     set_current_filter (impl, filter);
7866
7867   show_filters (impl, TRUE);
7868 }
7869
7870 static void
7871 gtk_file_chooser_default_remove_filter (GtkFileChooser *chooser,
7872                                         GtkFileFilter  *filter)
7873 {
7874   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7875   GtkTreeModel *model;
7876   GtkTreeIter iter;
7877   gint filter_index;
7878
7879   filter_index = g_slist_index (impl->filters, filter);
7880
7881   if (filter_index < 0)
7882     {
7883       g_warning ("gtk_file_chooser_remove_filter() called on filter not in list\n");
7884       return;
7885     }
7886
7887   impl->filters = g_slist_remove (impl->filters, filter);
7888
7889   if (filter == impl->current_filter)
7890     {
7891       if (impl->filters)
7892         set_current_filter (impl, impl->filters->data);
7893       else
7894         set_current_filter (impl, NULL);
7895     }
7896
7897   /* Remove row from the combo box */
7898   model = gtk_combo_box_get_model (GTK_COMBO_BOX (impl->filter_combo));
7899   if (!gtk_tree_model_iter_nth_child  (model, &iter, NULL, filter_index))
7900     g_assert_not_reached ();
7901
7902   gtk_list_store_remove (GTK_LIST_STORE (model), &iter);
7903
7904   g_object_unref (filter);
7905
7906   if (!impl->filters)
7907     show_filters (impl, FALSE);
7908 }
7909
7910 static GSList *
7911 gtk_file_chooser_default_list_filters (GtkFileChooser *chooser)
7912 {
7913   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7914
7915   return g_slist_copy (impl->filters);
7916 }
7917
7918 /* Returns the position in the shortcuts tree where the nth specified shortcut would appear */
7919 static int
7920 shortcuts_get_pos_for_shortcut_folder (GtkFileChooserDefault *impl,
7921                                        int                    pos)
7922 {
7923   return pos + shortcuts_get_index (impl, SHORTCUTS_SHORTCUTS);
7924 }
7925
7926 struct AddShortcutData
7927 {
7928   GtkFileChooserDefault *impl;
7929   GFile *file;
7930 };
7931
7932 static void
7933 add_shortcut_get_info_cb (GCancellable *cancellable,
7934                           GFileInfo    *info,
7935                           const GError *error,
7936                           gpointer      user_data)
7937 {
7938   int pos;
7939   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7940   struct AddShortcutData *data = user_data;
7941
7942   if (!g_slist_find (data->impl->loading_shortcuts, cancellable))
7943     goto out;
7944
7945   data->impl->loading_shortcuts = g_slist_remove (data->impl->loading_shortcuts, cancellable);
7946
7947   if (cancelled || error || (! _gtk_file_info_consider_as_directory (info)))
7948     goto out;
7949
7950   pos = shortcuts_get_pos_for_shortcut_folder (data->impl, data->impl->num_shortcuts);
7951
7952   shortcuts_insert_file (data->impl, pos, SHORTCUT_TYPE_FILE, NULL, data->file, NULL, FALSE, SHORTCUTS_SHORTCUTS);
7953
7954 out:
7955   g_object_unref (data->impl);
7956   g_object_unref (data->file);
7957   g_free (data);
7958
7959   g_object_unref (cancellable);
7960 }
7961
7962 static gboolean
7963 gtk_file_chooser_default_add_shortcut_folder (GtkFileChooser  *chooser,
7964                                               GFile           *file,
7965                                               GError         **error)
7966 {
7967   GCancellable *cancellable;
7968   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7969   struct AddShortcutData *data;
7970   GSList *l;
7971   int pos;
7972
7973   /* Avoid adding duplicates */
7974   pos = shortcut_find_position (impl, file);
7975   if (pos >= 0 && pos < shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR))
7976     {
7977       gchar *uri;
7978
7979       uri = g_file_get_uri (file);
7980       /* translators, "Shortcut" means "Bookmark" here */
7981       g_set_error (error,
7982                    GTK_FILE_CHOOSER_ERROR,
7983                    GTK_FILE_CHOOSER_ERROR_ALREADY_EXISTS,
7984                    _("Shortcut %s already exists"),
7985                    uri);
7986       g_free (uri);
7987
7988       return FALSE;
7989     }
7990
7991   for (l = impl->loading_shortcuts; l; l = l->next)
7992     {
7993       GCancellable *c = l->data;
7994       GFile *f;
7995
7996       f = g_object_get_data (G_OBJECT (c), "add-shortcut-path-key");
7997       if (f && g_file_equal (file, f))
7998         {
7999           gchar *uri;
8000
8001           uri = g_file_get_uri (file);
8002           g_set_error (error,
8003                        GTK_FILE_CHOOSER_ERROR,
8004                        GTK_FILE_CHOOSER_ERROR_ALREADY_EXISTS,
8005                        _("Shortcut %s already exists"),
8006                        uri);
8007           g_free (uri);
8008
8009           return FALSE;
8010         }
8011     }
8012
8013   data = g_new0 (struct AddShortcutData, 1);
8014   data->impl = g_object_ref (impl);
8015   data->file = g_object_ref (file);
8016
8017   cancellable = _gtk_file_system_get_info (impl->file_system, file,
8018                                            "standard::type",
8019                                            add_shortcut_get_info_cb, data);
8020
8021   if (!cancellable)
8022     return FALSE;
8023
8024   impl->loading_shortcuts = g_slist_append (impl->loading_shortcuts, cancellable);
8025   g_object_set_data (G_OBJECT (cancellable), "add-shortcut-path-key", data->file);
8026
8027   return TRUE;
8028 }
8029
8030 static gboolean
8031 gtk_file_chooser_default_remove_shortcut_folder (GtkFileChooser  *chooser,
8032                                                  GFile           *file,
8033                                                  GError         **error)
8034 {
8035   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
8036   int pos;
8037   GtkTreeIter iter;
8038   GSList *l;
8039   char *uri;
8040   int i;
8041
8042   for (l = impl->loading_shortcuts; l; l = l->next)
8043     {
8044       GCancellable *c = l->data;
8045       GFile *f;
8046
8047       f = g_object_get_data (G_OBJECT (c), "add-shortcut-path-key");
8048       if (f && g_file_equal (file, f))
8049         {
8050           impl->loading_shortcuts = g_slist_remove (impl->loading_shortcuts, c);
8051           g_cancellable_cancel (c);
8052           return TRUE;
8053         }
8054     }
8055
8056   if (impl->num_shortcuts == 0)
8057     goto out;
8058
8059   pos = shortcuts_get_pos_for_shortcut_folder (impl, 0);
8060   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
8061     g_assert_not_reached ();
8062
8063   for (i = 0; i < impl->num_shortcuts; i++)
8064     {
8065       gpointer col_data;
8066       ShortcutType shortcut_type;
8067       GFile *shortcut;
8068
8069       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
8070                           SHORTCUTS_COL_DATA, &col_data,
8071                           SHORTCUTS_COL_TYPE, &shortcut_type,
8072                           -1);
8073       g_assert (col_data != NULL);
8074       g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
8075
8076       shortcut = col_data;
8077       if (g_file_equal (shortcut, file))
8078         {
8079           shortcuts_remove_rows (impl, pos + i, 1);
8080           impl->num_shortcuts--;
8081           return TRUE;
8082         }
8083
8084       if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
8085         g_assert_not_reached ();
8086     }
8087
8088  out:
8089
8090   uri = g_file_get_uri (file);
8091   /* translators, "Shortcut" means "Bookmark" here */
8092   g_set_error (error,
8093                GTK_FILE_CHOOSER_ERROR,
8094                GTK_FILE_CHOOSER_ERROR_NONEXISTENT,
8095                _("Shortcut %s does not exist"),
8096                uri);
8097   g_free (uri);
8098
8099   return FALSE;
8100 }
8101
8102 static GSList *
8103 gtk_file_chooser_default_list_shortcut_folders (GtkFileChooser *chooser)
8104 {
8105   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
8106   int pos;
8107   GtkTreeIter iter;
8108   int i;
8109   GSList *list;
8110
8111   if (impl->num_shortcuts == 0)
8112     return NULL;
8113
8114   pos = shortcuts_get_pos_for_shortcut_folder (impl, 0);
8115   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
8116     g_assert_not_reached ();
8117
8118   list = NULL;
8119
8120   for (i = 0; i < impl->num_shortcuts; i++)
8121     {
8122       gpointer col_data;
8123       ShortcutType shortcut_type;
8124       GFile *shortcut;
8125
8126       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
8127                           SHORTCUTS_COL_DATA, &col_data,
8128                           SHORTCUTS_COL_TYPE, &shortcut_type,
8129                           -1);
8130       g_assert (col_data != NULL);
8131       g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
8132
8133       shortcut = col_data;
8134       list = g_slist_prepend (list, g_object_ref (shortcut));
8135
8136       if (i != impl->num_shortcuts - 1)
8137         {
8138           if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
8139             g_assert_not_reached ();
8140         }
8141     }
8142
8143   return g_slist_reverse (list);
8144 }
8145
8146 /* Guesses a size based upon font sizes */
8147 static void
8148 find_good_size_from_style (GtkWidget *widget,
8149                            gint      *width,
8150                            gint      *height)
8151 {
8152   GtkStyleContext *context;
8153   GtkStateFlags state;
8154   int font_size;
8155   GdkScreen *screen;
8156   double resolution;
8157
8158   context = gtk_widget_get_style_context (widget);
8159   state = gtk_widget_get_state_flags (widget);
8160
8161   screen = gtk_widget_get_screen (widget);
8162   if (screen)
8163     {
8164       resolution = gdk_screen_get_resolution (screen);
8165       if (resolution < 0.0) /* will be -1 if the resolution is not defined in the GdkScreen */
8166         resolution = 96.0;
8167     }
8168   else
8169     resolution = 96.0; /* wheeee */
8170
8171   font_size = pango_font_description_get_size (gtk_style_context_get_font (context, state));
8172   font_size = PANGO_PIXELS (font_size) * resolution / 72.0;
8173
8174   *width = font_size * NUM_CHARS;
8175   *height = font_size * NUM_LINES;
8176 }
8177
8178 static void
8179 gtk_file_chooser_default_get_default_size (GtkFileChooserEmbed *chooser_embed,
8180                                            gint                *default_width,
8181                                            gint                *default_height)
8182 {
8183   GtkFileChooserDefault *impl;
8184   GtkRequisition req;
8185   int x, y, width, height;
8186
8187   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
8188
8189   settings_ensure (impl);
8190
8191   g_settings_get (impl->settings, SETTINGS_KEY_WINDOW_POSITION, "(ii)", &x, &y);
8192   g_settings_get (impl->settings, SETTINGS_KEY_WINDOW_SIZE, "(ii)", &width, &height);
8193
8194   if (x >= 0 && y >= 0 && width > 0 && height > 0)
8195     {
8196       *default_width = width;
8197       *default_height = height;
8198       return;
8199     }
8200
8201   find_good_size_from_style (GTK_WIDGET (chooser_embed), default_width, default_height);
8202
8203   if (impl->preview_widget_active &&
8204       impl->preview_widget &&
8205       gtk_widget_get_visible (impl->preview_widget))
8206     {
8207       gtk_widget_get_preferred_size (impl->preview_box,
8208                                      &req, NULL);
8209       *default_width += PREVIEW_HBOX_SPACING + req.width;
8210     }
8211
8212   if (impl->extra_widget &&
8213       gtk_widget_get_visible (impl->extra_widget))
8214     {
8215       gtk_widget_get_preferred_size (impl->extra_align,
8216                                      &req, NULL);
8217       *default_height += gtk_box_get_spacing (GTK_BOX (chooser_embed)) + req.height;
8218     }
8219 }
8220
8221 struct switch_folder_closure {
8222   GtkFileChooserDefault *impl;
8223   GFile *file;
8224   int num_selected;
8225 };
8226
8227 /* Used from gtk_tree_selection_selected_foreach() in switch_to_selected_folder() */
8228 static void
8229 switch_folder_foreach_cb (GtkTreeModel      *model,
8230                           GtkTreePath       *path,
8231                           GtkTreeIter       *iter,
8232                           gpointer           data)
8233 {
8234   struct switch_folder_closure *closure;
8235
8236   closure = data;
8237
8238   closure->file = _gtk_file_system_model_get_file (closure->impl->browse_files_model, iter);
8239   closure->num_selected++;
8240 }
8241
8242 /* Changes to the selected folder in the list view */
8243 static void
8244 switch_to_selected_folder (GtkFileChooserDefault *impl)
8245 {
8246   GtkTreeSelection *selection;
8247   struct switch_folder_closure closure;
8248
8249   /* We do this with foreach() rather than get_selected() as we may be in
8250    * multiple selection mode
8251    */
8252
8253   closure.impl = impl;
8254   closure.file = NULL;
8255   closure.num_selected = 0;
8256
8257   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
8258   gtk_tree_selection_selected_foreach (selection, switch_folder_foreach_cb, &closure);
8259
8260   g_assert (closure.file && closure.num_selected == 1);
8261
8262   change_folder_and_display_error (impl, closure.file, FALSE);
8263 }
8264
8265 /* Gets the GFileInfo for the selected row in the file list; assumes single
8266  * selection mode.
8267  */
8268 static GFileInfo *
8269 get_selected_file_info_from_file_list (GtkFileChooserDefault *impl,
8270                                        gboolean              *had_selection)
8271 {
8272   GtkTreeSelection *selection;
8273   GtkTreeIter iter;
8274   GFileInfo *info;
8275
8276   g_assert (!impl->select_multiple);
8277   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
8278   if (!gtk_tree_selection_get_selected (selection, NULL, &iter))
8279     {
8280       *had_selection = FALSE;
8281       return NULL;
8282     }
8283
8284   *had_selection = TRUE;
8285
8286   info = _gtk_file_system_model_get_info (impl->browse_files_model, &iter);
8287   return info;
8288 }
8289
8290 /* Gets the display name of the selected file in the file list; assumes single
8291  * selection mode and that something is selected.
8292  */
8293 static const gchar *
8294 get_display_name_from_file_list (GtkFileChooserDefault *impl)
8295 {
8296   GFileInfo *info;
8297   gboolean had_selection;
8298
8299   info = get_selected_file_info_from_file_list (impl, &had_selection);
8300   g_assert (had_selection);
8301   g_assert (info != NULL);
8302
8303   return g_file_info_get_display_name (info);
8304 }
8305
8306 static void
8307 add_custom_button_to_dialog (GtkDialog   *dialog,
8308                              const gchar *mnemonic_label,
8309                              const gchar *stock_id,
8310                              gint         response_id)
8311 {
8312   GtkWidget *button;
8313
8314   button = gtk_button_new_with_mnemonic (mnemonic_label);
8315   gtk_widget_set_can_default (button, TRUE);
8316   gtk_button_set_image (GTK_BUTTON (button),
8317                         gtk_image_new_from_stock (stock_id, GTK_ICON_SIZE_BUTTON));
8318   gtk_widget_show (button);
8319
8320   gtk_dialog_add_action_widget (GTK_DIALOG (dialog), button, response_id);
8321 }
8322
8323 /* Presents an overwrite confirmation dialog; returns whether we should accept
8324  * the filename.
8325  */
8326 static gboolean
8327 confirm_dialog_should_accept_filename (GtkFileChooserDefault *impl,
8328                                        const gchar           *file_part,
8329                                        const gchar           *folder_display_name)
8330 {
8331   GtkWindow *toplevel;
8332   GtkWidget *dialog;
8333   int response;
8334
8335   toplevel = get_toplevel (GTK_WIDGET (impl));
8336
8337   dialog = gtk_message_dialog_new (toplevel,
8338                                    GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
8339                                    GTK_MESSAGE_QUESTION,
8340                                    GTK_BUTTONS_NONE,
8341                                    _("A file named \"%s\" already exists.  Do you want to replace it?"),
8342                                    file_part);
8343   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
8344                                             _("The file already exists in \"%s\".  Replacing it will "
8345                                               "overwrite its contents."),
8346                                             folder_display_name);
8347
8348   gtk_dialog_add_button (GTK_DIALOG (dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
8349   add_custom_button_to_dialog (GTK_DIALOG (dialog), _("_Replace"),
8350                                GTK_STOCK_SAVE_AS, GTK_RESPONSE_ACCEPT);
8351   gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
8352                                            GTK_RESPONSE_ACCEPT,
8353                                            GTK_RESPONSE_CANCEL,
8354                                            -1);
8355   gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_ACCEPT);
8356
8357   if (gtk_window_has_group (toplevel))
8358     gtk_window_group_add_window (gtk_window_get_group (toplevel),
8359                                  GTK_WINDOW (dialog));
8360
8361   response = gtk_dialog_run (GTK_DIALOG (dialog));
8362
8363   gtk_widget_destroy (dialog);
8364
8365   return (response == GTK_RESPONSE_ACCEPT);
8366 }
8367
8368 struct GetDisplayNameData
8369 {
8370   GtkFileChooserDefault *impl;
8371   gchar *file_part;
8372 };
8373
8374 /* Every time we request a response explicitly, we need to save the selection to the recently-used list,
8375  * as requesting a response means, "the dialog is confirmed".
8376  */
8377 static void
8378 request_response_and_add_to_recent_list (GtkFileChooserDefault *impl)
8379 {
8380   g_signal_emit_by_name (impl, "response-requested");
8381   add_selection_to_recent_list (impl);
8382 }
8383
8384 static void
8385 confirmation_confirm_get_info_cb (GCancellable *cancellable,
8386                                   GFileInfo    *info,
8387                                   const GError *error,
8388                                   gpointer      user_data)
8389 {
8390   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8391   gboolean should_respond = FALSE;
8392   struct GetDisplayNameData *data = user_data;
8393
8394   if (cancellable != data->impl->should_respond_get_info_cancellable)
8395     goto out;
8396
8397   data->impl->should_respond_get_info_cancellable = NULL;
8398
8399   if (cancelled)
8400     goto out;
8401
8402   if (error)
8403     /* Huh?  Did the folder disappear?  Let the caller deal with it */
8404     should_respond = TRUE;
8405   else
8406     should_respond = confirm_dialog_should_accept_filename (data->impl, data->file_part, g_file_info_get_display_name (info));
8407
8408   set_busy_cursor (data->impl, FALSE);
8409   if (should_respond)
8410     request_response_and_add_to_recent_list (data->impl);
8411
8412 out:
8413   g_object_unref (data->impl);
8414   g_free (data->file_part);
8415   g_free (data);
8416
8417   g_object_unref (cancellable);
8418 }
8419
8420 /* Does overwrite confirmation if appropriate, and returns whether the dialog
8421  * should respond.  Can get the file part from the file list or the save entry.
8422  */
8423 static gboolean
8424 should_respond_after_confirm_overwrite (GtkFileChooserDefault *impl,
8425                                         const gchar           *file_part,
8426                                         GFile                 *parent_file)
8427 {
8428   GtkFileChooserConfirmation conf;
8429
8430   if (!impl->do_overwrite_confirmation)
8431     return TRUE;
8432
8433   conf = GTK_FILE_CHOOSER_CONFIRMATION_CONFIRM;
8434
8435   g_signal_emit_by_name (impl, "confirm-overwrite", &conf);
8436
8437   switch (conf)
8438     {
8439     case GTK_FILE_CHOOSER_CONFIRMATION_CONFIRM:
8440       {
8441         struct GetDisplayNameData *data;
8442
8443         g_assert (file_part != NULL);
8444
8445         data = g_new0 (struct GetDisplayNameData, 1);
8446         data->impl = g_object_ref (impl);
8447         data->file_part = g_strdup (file_part);
8448
8449         if (impl->should_respond_get_info_cancellable)
8450           g_cancellable_cancel (impl->should_respond_get_info_cancellable);
8451
8452         impl->should_respond_get_info_cancellable =
8453           _gtk_file_system_get_info (impl->file_system, parent_file,
8454                                      "standard::display-name",
8455                                      confirmation_confirm_get_info_cb,
8456                                      data);
8457         set_busy_cursor (data->impl, TRUE);
8458         return FALSE;
8459       }
8460
8461     case GTK_FILE_CHOOSER_CONFIRMATION_ACCEPT_FILENAME:
8462       return TRUE;
8463
8464     case GTK_FILE_CHOOSER_CONFIRMATION_SELECT_AGAIN:
8465       return FALSE;
8466
8467     default:
8468       g_assert_not_reached ();
8469       return FALSE;
8470     }
8471 }
8472
8473 struct FileExistsData
8474 {
8475   GtkFileChooserDefault *impl;
8476   gboolean file_exists_and_is_not_folder;
8477   GFile *parent_file;
8478   GFile *file;
8479 };
8480
8481 static void
8482 name_entry_get_parent_info_cb (GCancellable *cancellable,
8483                                GFileInfo    *info,
8484                                const GError *error,
8485                                gpointer      user_data)
8486 {
8487   gboolean parent_is_folder;
8488   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8489   struct FileExistsData *data = user_data;
8490
8491   if (cancellable != data->impl->should_respond_get_info_cancellable)
8492     goto out;
8493
8494   data->impl->should_respond_get_info_cancellable = NULL;
8495
8496   set_busy_cursor (data->impl, FALSE);
8497
8498   if (cancelled)
8499     goto out;
8500
8501   if (!info)
8502     parent_is_folder = FALSE;
8503   else
8504     parent_is_folder = _gtk_file_info_consider_as_directory (info);
8505
8506   if (parent_is_folder)
8507     {
8508       if (data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
8509         {
8510           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) */
8511         }
8512       else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8513         {
8514           if (data->file_exists_and_is_not_folder)
8515             {
8516               gboolean retval;
8517               char *file_part;
8518
8519               /* Dup the string because the string may be modified
8520                * depending on what clients do in the confirm-overwrite
8521                * signal and this corrupts the pointer
8522                */
8523               file_part = g_strdup (_gtk_file_chooser_entry_get_file_part (GTK_FILE_CHOOSER_ENTRY (data->impl->location_entry)));
8524               retval = should_respond_after_confirm_overwrite (data->impl, file_part, data->parent_file);
8525               g_free (file_part);
8526
8527               if (retval)
8528                 request_response_and_add_to_recent_list (data->impl);
8529             }
8530           else
8531             request_response_and_add_to_recent_list (data->impl);
8532         }
8533       else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER
8534                || data->impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8535         {
8536           GError *mkdir_error = NULL;
8537
8538           /* In both cases (SELECT_FOLDER and CREATE_FOLDER), if you type
8539            * "/blah/nonexistent" you *will* want a folder created.
8540            */
8541
8542           set_busy_cursor (data->impl, TRUE);
8543           g_file_make_directory (data->file, NULL, &mkdir_error);
8544           set_busy_cursor (data->impl, FALSE);
8545
8546           if (!mkdir_error)
8547             request_response_and_add_to_recent_list (data->impl);
8548           else
8549             error_creating_folder_dialog (data->impl, data->file, mkdir_error);
8550         }
8551       else
8552         g_assert_not_reached ();
8553     }
8554   else
8555     {
8556       if (info)
8557         {
8558           /* The parent exists, but it's not a folder!  Someone probably typed existing_file.txt/subfile.txt */
8559           error_with_file_under_nonfolder (data->impl, data->parent_file);
8560         }
8561       else
8562         {
8563           GError *error_copy;
8564
8565           /* The parent folder is not readable for some reason */
8566
8567           error_copy = g_error_copy (error);
8568           error_changing_folder_dialog (data->impl, data->parent_file, error_copy);
8569         }
8570     }
8571
8572 out:
8573   g_object_unref (data->impl);
8574   g_object_unref (data->file);
8575   g_object_unref (data->parent_file);
8576   g_free (data);
8577
8578   g_object_unref (cancellable);
8579 }
8580
8581 static void
8582 file_exists_get_info_cb (GCancellable *cancellable,
8583                          GFileInfo    *info,
8584                          const GError *error,
8585                          gpointer      user_data)
8586 {
8587   gboolean data_ownership_taken = FALSE;
8588   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8589   gboolean file_exists;
8590   gboolean is_folder;
8591   gboolean needs_parent_check = FALSE;
8592   struct FileExistsData *data = user_data;
8593
8594   if (cancellable != data->impl->file_exists_get_info_cancellable)
8595     goto out;
8596
8597   data->impl->file_exists_get_info_cancellable = NULL;
8598
8599   set_busy_cursor (data->impl, FALSE);
8600
8601   if (cancelled)
8602     goto out;
8603
8604   file_exists = (info != NULL);
8605   is_folder = (file_exists && _gtk_file_info_consider_as_directory (info));
8606
8607   if (data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
8608     {
8609       if (is_folder)
8610         change_folder_and_display_error (data->impl, data->file, TRUE);
8611       else
8612         {
8613           if (file_exists)
8614             request_response_and_add_to_recent_list (data->impl); /* user typed an existing filename; we are done */
8615           else
8616             needs_parent_check = TRUE; /* file doesn't exist; see if its parent exists */
8617         }
8618     }
8619   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8620     {
8621       if (file_exists && !is_folder)
8622         {
8623           /* Oops, the user typed the name of an existing path which is not
8624            * a folder
8625            */
8626           error_creating_folder_over_existing_file_dialog (data->impl, data->file,
8627                                                            g_error_copy (error));
8628         }
8629       else
8630         {
8631           needs_parent_check = TRUE;
8632         }
8633     }
8634   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8635     {
8636       if (!file_exists)
8637         {
8638           needs_parent_check = TRUE;
8639         }
8640       else
8641         {
8642           if (is_folder)
8643             {
8644               /* User typed a folder; we are done */
8645               request_response_and_add_to_recent_list (data->impl);
8646             }
8647           else
8648             error_selecting_folder_over_existing_file_dialog (data->impl, data->file);
8649         }
8650     }
8651   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8652     {
8653       if (is_folder)
8654         change_folder_and_display_error (data->impl, data->file, TRUE);
8655       else
8656         needs_parent_check = TRUE;
8657     }
8658   else
8659     {
8660       g_assert_not_reached();
8661     }
8662
8663   if (needs_parent_check) {
8664     /* check that everything up to the last path component exists (i.e. the parent) */
8665
8666     data->file_exists_and_is_not_folder = file_exists && !is_folder;
8667     data_ownership_taken = TRUE;
8668
8669     if (data->impl->should_respond_get_info_cancellable)
8670       g_cancellable_cancel (data->impl->should_respond_get_info_cancellable);
8671
8672       data->impl->should_respond_get_info_cancellable =
8673         _gtk_file_system_get_info (data->impl->file_system,
8674                                    data->parent_file,
8675                                    "standard::type",
8676                                    name_entry_get_parent_info_cb,
8677                                    data);
8678       set_busy_cursor (data->impl, TRUE);
8679     }
8680
8681 out:
8682   if (!data_ownership_taken)
8683     {
8684       g_object_unref (data->impl);
8685       g_object_unref (data->file);
8686       g_object_unref (data->parent_file);
8687       g_free (data);
8688     }
8689
8690   g_object_unref (cancellable);
8691 }
8692
8693 static void
8694 paste_text_received (GtkClipboard          *clipboard,
8695                      const gchar           *text,
8696                      GtkFileChooserDefault *impl)
8697 {
8698   GFile *file;
8699
8700   if (!text)
8701     return;
8702
8703   file = g_file_new_for_uri (text);
8704
8705   if (!gtk_file_chooser_default_select_file (GTK_FILE_CHOOSER (impl), file, NULL))
8706     location_popup_handler (impl, text);
8707
8708   g_object_unref (file);
8709 }
8710
8711 /* Handler for the "location-popup-on-paste" keybinding signal */
8712 static void
8713 location_popup_on_paste_handler (GtkFileChooserDefault *impl)
8714 {
8715   GtkClipboard *clipboard = gtk_widget_get_clipboard (GTK_WIDGET (impl),
8716                                                       GDK_SELECTION_CLIPBOARD);
8717   gtk_clipboard_request_text (clipboard,
8718                               (GtkClipboardTextReceivedFunc) paste_text_received,
8719                               impl);
8720 }
8721
8722 /* Implementation for GtkFileChooserEmbed::should_respond() */
8723 static void
8724 add_selection_to_recent_list (GtkFileChooserDefault *impl)
8725 {
8726   GSList *files;
8727   GSList *l;
8728
8729   files = gtk_file_chooser_default_get_files (GTK_FILE_CHOOSER (impl));
8730
8731   for (l = files; l; l = l->next)
8732     {
8733       GFile *file = l->data;
8734       char *uri;
8735
8736       uri = g_file_get_uri (file);
8737       if (uri)
8738         {
8739           gtk_recent_manager_add_item (impl->recent_manager, uri);
8740           g_free (uri);
8741         }
8742     }
8743
8744   g_slist_foreach (files, (GFunc) g_object_unref, NULL);
8745   g_slist_free (files);
8746 }
8747
8748 static gboolean
8749 gtk_file_chooser_default_should_respond (GtkFileChooserEmbed *chooser_embed)
8750 {
8751   GtkFileChooserDefault *impl;
8752   GtkWidget *toplevel;
8753   GtkWidget *current_focus;
8754   gboolean retval;
8755
8756   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
8757
8758   toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
8759   g_assert (GTK_IS_WINDOW (toplevel));
8760
8761   retval = FALSE;
8762
8763   current_focus = gtk_window_get_focus (GTK_WINDOW (toplevel));
8764
8765   if (current_focus == impl->browse_files_tree_view)
8766     {
8767       /* The following array encodes what we do based on the impl->action and the
8768        * number of files selected.
8769        */
8770       typedef enum {
8771         NOOP,                   /* Do nothing (don't respond) */
8772         RESPOND,                /* Respond immediately */
8773         RESPOND_OR_SWITCH,      /* Respond immediately if the selected item is a file; switch to it if it is a folder */
8774         ALL_FILES,              /* Respond only if everything selected is a file */
8775         ALL_FOLDERS,            /* Respond only if everything selected is a folder */
8776         SAVE_ENTRY,             /* Go to the code for handling the save entry */
8777         NOT_REACHED             /* Sanity check */
8778       } ActionToTake;
8779       static const ActionToTake what_to_do[4][3] = {
8780         /*                                0 selected            1 selected              many selected */
8781         /* ACTION_OPEN */               { NOOP,                 RESPOND_OR_SWITCH,      ALL_FILES   },
8782         /* ACTION_SAVE */               { SAVE_ENTRY,           RESPOND_OR_SWITCH,      NOT_REACHED },
8783         /* ACTION_SELECT_FOLDER */      { RESPOND,              ALL_FOLDERS,            ALL_FOLDERS },
8784         /* ACTION_CREATE_FOLDER */      { SAVE_ENTRY,           ALL_FOLDERS,            NOT_REACHED }
8785       };
8786
8787       int num_selected;
8788       gboolean all_files, all_folders;
8789       int k;
8790       ActionToTake action;
8791
8792     file_list:
8793
8794       g_assert (impl->action >= GTK_FILE_CHOOSER_ACTION_OPEN && impl->action <= GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER);
8795
8796       if (impl->operation_mode == OPERATION_MODE_SEARCH)
8797         {
8798           retval = search_should_respond (impl);
8799           goto out;
8800         }
8801
8802       if (impl->operation_mode == OPERATION_MODE_RECENT)
8803         {
8804           if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8805             goto save_entry;
8806           else
8807             {
8808               retval = recent_should_respond (impl);
8809               goto out;
8810             }
8811         }
8812
8813       selection_check (impl, &num_selected, &all_files, &all_folders);
8814
8815       if (num_selected > 2)
8816         k = 2;
8817       else
8818         k = num_selected;
8819
8820       action = what_to_do [impl->action] [k];
8821
8822       switch (action)
8823         {
8824         case NOOP:
8825           return FALSE;
8826
8827         case RESPOND:
8828           retval = TRUE;
8829           goto out;
8830
8831         case RESPOND_OR_SWITCH:
8832           g_assert (num_selected == 1);
8833
8834           if (all_folders)
8835             {
8836               switch_to_selected_folder (impl);
8837               return FALSE;
8838             }
8839           else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8840             {
8841               retval = should_respond_after_confirm_overwrite (impl,
8842                                                                get_display_name_from_file_list (impl),
8843                                                                impl->current_folder);
8844               goto out;
8845             }
8846           else
8847             {
8848               retval = TRUE;
8849               goto out;
8850             }
8851
8852         case ALL_FILES:
8853           retval = all_files;
8854           goto out;
8855
8856         case ALL_FOLDERS:
8857           retval = all_folders;
8858           goto out;
8859
8860         case SAVE_ENTRY:
8861           goto save_entry;
8862
8863         default:
8864           g_assert_not_reached ();
8865         }
8866     }
8867   else if ((impl->location_entry != NULL) && (current_focus == impl->location_entry))
8868     {
8869       GFile *file;
8870       gboolean is_well_formed, is_empty, is_file_part_empty;
8871       gboolean is_folder;
8872       GtkFileChooserEntry *entry;
8873       GError *error;
8874
8875     save_entry:
8876
8877       g_assert (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8878                 || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
8879                 || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
8880                      || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8881                     && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY));
8882
8883       entry = GTK_FILE_CHOOSER_ENTRY (impl->location_entry);
8884       check_save_entry (impl, &file, &is_well_formed, &is_empty, &is_file_part_empty, &is_folder);
8885
8886       if (!is_well_formed)
8887         {
8888           if (!is_empty
8889               && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8890               && impl->operation_mode == OPERATION_MODE_RECENT)
8891             {
8892               path_bar_set_mode (impl, PATH_BAR_ERROR_NO_FOLDER);
8893 #if 0
8894               /* We'll #ifdef this out, as the fucking treeview selects its first row,
8895                * thus changing our assumption that no selection is present - setting
8896                * a selection causes the error message from path_bar_set_mode() to go away,
8897                * but we want the user to see that message!
8898                */
8899               gtk_widget_grab_focus (impl->browse_files_tree_view);
8900 #endif
8901             }
8902           /* FIXME: else show an "invalid filename" error as the pathbar mode? */
8903
8904           return FALSE;
8905         }
8906
8907       if (is_empty)
8908         {
8909           if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8910               || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8911             {
8912               path_bar_set_mode (impl, PATH_BAR_ERROR_NO_FILENAME);
8913               gtk_widget_grab_focus (impl->location_entry);
8914               return FALSE;
8915             }
8916
8917           goto file_list;
8918         }
8919
8920       g_assert (file != NULL);
8921
8922       error = NULL;
8923       if (is_folder)
8924         {
8925           if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
8926               impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8927             {
8928               change_folder_and_display_error (impl, file, TRUE);
8929             }
8930           else if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
8931                    impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8932             {
8933               /* The folder already exists, so we do not need to create it.
8934                * Just respond to terminate the dialog.
8935                */
8936               retval = TRUE;
8937             }
8938           else
8939             {
8940               g_assert_not_reached ();
8941             }
8942         }
8943       else
8944         {
8945           struct FileExistsData *data;
8946
8947           /* We need to check whether file exists and whether it is a folder -
8948            * the GtkFileChooserEntry *does* report is_folder==FALSE as a false
8949            * negative (it doesn't know yet if your last path component is a
8950            * folder).
8951            */
8952
8953           data = g_new0 (struct FileExistsData, 1);
8954           data->impl = g_object_ref (impl);
8955           data->file = g_object_ref (file);
8956           data->parent_file = _gtk_file_chooser_entry_get_current_folder (entry);
8957
8958           if (impl->file_exists_get_info_cancellable)
8959             g_cancellable_cancel (impl->file_exists_get_info_cancellable);
8960
8961           impl->file_exists_get_info_cancellable =
8962             _gtk_file_system_get_info (impl->file_system, file,
8963                                        "standard::type",
8964                                        file_exists_get_info_cb,
8965                                        data);
8966
8967           set_busy_cursor (impl, TRUE);
8968
8969           if (error != NULL)
8970             g_error_free (error);
8971         }
8972
8973       g_object_unref (file);
8974     }
8975   else if (impl->toplevel_last_focus_widget == impl->browse_files_tree_view)
8976     {
8977       /* The focus is on a dialog's action area button, *and* the widget that
8978        * was focused immediately before it is the file list.
8979        */
8980       goto file_list;
8981     }
8982   else if (impl->operation_mode == OPERATION_MODE_SEARCH && impl->toplevel_last_focus_widget == impl->search_entry)
8983     {
8984       search_entry_activate_cb (GTK_ENTRY (impl->search_entry), impl);
8985       return FALSE;
8986     }
8987   else if (impl->location_entry && impl->toplevel_last_focus_widget == impl->location_entry)
8988     {
8989       /* The focus is on a dialog's action area button, *and* the widget that
8990        * was focused immediately before it is the location entry.
8991        */
8992       goto save_entry;
8993     }
8994   else
8995     /* The focus is on a dialog's action area button or something else */
8996     if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8997         || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8998       goto save_entry;
8999     else
9000       goto file_list;
9001
9002  out:
9003
9004   if (retval)
9005     add_selection_to_recent_list (impl);
9006
9007   return retval;
9008 }
9009
9010 /* Implementation for GtkFileChooserEmbed::initial_focus() */
9011 static void
9012 gtk_file_chooser_default_initial_focus (GtkFileChooserEmbed *chooser_embed)
9013 {
9014   GtkFileChooserDefault *impl;
9015   GtkWidget *widget;
9016
9017   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
9018
9019   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
9020       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
9021     {
9022       if (impl->location_mode == LOCATION_MODE_PATH_BAR
9023           || impl->operation_mode == OPERATION_MODE_RECENT)
9024         widget = impl->browse_files_tree_view;
9025       else
9026         widget = impl->location_entry;
9027     }
9028   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
9029            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
9030     widget = impl->location_entry;
9031   else
9032     {
9033       g_assert_not_reached ();
9034       widget = NULL;
9035     }
9036
9037   g_assert (widget != NULL);
9038   gtk_widget_grab_focus (widget);
9039 }
9040
9041 /* Callback used from gtk_tree_selection_selected_foreach(); gets the selected GFiles */
9042 static void
9043 search_selected_foreach_get_file_cb (GtkTreeModel *model,
9044                                      GtkTreePath  *path,
9045                                      GtkTreeIter  *iter,
9046                                      gpointer      data)
9047 {
9048   GSList **list;
9049   GFile *file;
9050
9051   list = data;
9052
9053   gtk_tree_model_get (model, iter, MODEL_COL_FILE, &file, -1);
9054   *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 */
9055 }
9056
9057 /* Constructs a list of the selected paths in search mode */
9058 static GSList *
9059 search_get_selected_files (GtkFileChooserDefault *impl)
9060 {
9061   GSList *result;
9062   GtkTreeSelection *selection;
9063
9064   result = NULL;
9065
9066   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9067   gtk_tree_selection_selected_foreach (selection, search_selected_foreach_get_file_cb, &result);
9068   result = g_slist_reverse (result);
9069
9070   return result;
9071 }
9072
9073 /* Called from ::should_respond().  We return whether there are selected files
9074  * in the search list.
9075  */
9076 static gboolean
9077 search_should_respond (GtkFileChooserDefault *impl)
9078 {
9079   GtkTreeSelection *selection;
9080
9081   g_assert (impl->operation_mode == OPERATION_MODE_SEARCH);
9082
9083   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9084   return (gtk_tree_selection_count_selected_rows (selection) != 0);
9085 }
9086
9087 /* Adds one hit from the search engine to the search_model */
9088 static void
9089 search_add_hit (GtkFileChooserDefault *impl,
9090                 gchar                 *uri)
9091 {
9092   GFile *file;
9093
9094   file = g_file_new_for_uri (uri);
9095   if (!file)
9096     return;
9097
9098   if (!g_file_is_native (file))
9099     {
9100       g_object_unref (file);
9101       return;
9102     }
9103
9104   _gtk_file_system_model_add_and_query_file (impl->search_model,
9105                                              file,
9106                                              MODEL_ATTRIBUTES);
9107
9108   g_object_unref (file);
9109 }
9110
9111 /* Callback used from GtkSearchEngine when we get new hits */
9112 static void
9113 search_engine_hits_added_cb (GtkSearchEngine *engine,
9114                              GList           *hits,
9115                              gpointer         data)
9116 {
9117   GtkFileChooserDefault *impl;
9118   GList *l;
9119
9120   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9121
9122   for (l = hits; l; l = l->next)
9123     search_add_hit (impl, (gchar*)l->data);
9124 }
9125
9126 /* Callback used from GtkSearchEngine when the query is done running */
9127 static void
9128 search_engine_finished_cb (GtkSearchEngine *engine,
9129                            gpointer         data)
9130 {
9131   GtkFileChooserDefault *impl;
9132
9133   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9134
9135 #if 0
9136   /* EB: setting the model here will avoid loads of row events,
9137    * but it'll make the search look like blocked.
9138    */
9139   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9140                            GTK_TREE_MODEL (impl->search_model));
9141   file_list_set_sort_column_ids (impl);
9142 #endif
9143
9144   /* FMQ: if search was empty, say that we got no hits */
9145   set_busy_cursor (impl, FALSE);
9146 }
9147
9148 /* Displays a generic error when we cannot create a GtkSearchEngine.
9149  * It would be better if _gtk_search_engine_new() gave us a GError
9150  * with a better message, but it doesn't do that right now.
9151  */
9152 static void
9153 search_error_could_not_create_client (GtkFileChooserDefault *impl)
9154 {
9155   error_message (impl,
9156                  _("Could not start the search process"),
9157                  _("The program was not able to create a connection to the indexer "
9158                    "daemon.  Please make sure it is running."));
9159 }
9160
9161 static void
9162 search_engine_error_cb (GtkSearchEngine *engine,
9163                         const gchar     *message,
9164                         gpointer         data)
9165 {
9166   GtkFileChooserDefault *impl;
9167
9168   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9169
9170   search_stop_searching (impl, TRUE);
9171   error_message (impl, _("Could not send the search request"), message);
9172
9173   set_busy_cursor (impl, FALSE);
9174 }
9175
9176 /* Frees the data in the search_model */
9177 static void
9178 search_clear_model (GtkFileChooserDefault *impl,
9179                     gboolean               remove_from_treeview)
9180 {
9181   if (!impl->search_model)
9182     return;
9183
9184   g_object_unref (impl->search_model);
9185   impl->search_model = NULL;
9186
9187   if (remove_from_treeview)
9188     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
9189 }
9190
9191 /* Stops any ongoing searches; does not touch the search_model */
9192 static void
9193 search_stop_searching (GtkFileChooserDefault *impl,
9194                        gboolean               remove_query)
9195 {
9196   if (remove_query && impl->search_query)
9197     {
9198       g_object_unref (impl->search_query);
9199       impl->search_query = NULL;
9200     }
9201
9202   if (impl->search_engine)
9203     {
9204       _gtk_search_engine_stop (impl->search_engine);
9205
9206       g_object_unref (impl->search_engine);
9207       impl->search_engine = NULL;
9208     }
9209 }
9210
9211 /* Creates the search_model and puts it in the tree view */
9212 static void
9213 search_setup_model (GtkFileChooserDefault *impl)
9214 {
9215   g_assert (impl->search_model == NULL);
9216
9217   impl->search_model = _gtk_file_system_model_new (file_system_model_set,
9218                                                    impl,
9219                                                    MODEL_COLUMN_TYPES);
9220
9221   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9222                                    MODEL_COL_NAME,
9223                                    name_sort_func,
9224                                    impl, NULL);
9225   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9226                                    MODEL_COL_MTIME,
9227                                    mtime_sort_func,
9228                                    impl, NULL);
9229   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9230                                    MODEL_COL_SIZE,
9231                                    size_sort_func,
9232                                    impl, NULL);
9233   set_sort_column (impl);
9234
9235   /* EB: setting the model here will make the hits list update feel
9236    * more "alive" than setting the model at the end of the search
9237    * run
9238    */
9239   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9240                            GTK_TREE_MODEL (impl->search_model));
9241   file_list_set_sort_column_ids (impl);
9242 }
9243
9244 /* Creates a new query with the specified text and launches it */
9245 static void
9246 search_start_query (GtkFileChooserDefault *impl,
9247                     const gchar           *query_text)
9248 {
9249   search_stop_searching (impl, FALSE);
9250   search_clear_model (impl, TRUE);
9251   search_setup_model (impl);
9252   set_busy_cursor (impl, TRUE);
9253
9254   if (impl->search_engine == NULL)
9255     impl->search_engine = _gtk_search_engine_new ();
9256
9257   if (!impl->search_engine)
9258     {
9259       set_busy_cursor (impl, FALSE);
9260       search_error_could_not_create_client (impl); /* lame; we don't get an error code or anything */
9261       return;
9262     }
9263
9264   if (!impl->search_query)
9265     {
9266       impl->search_query = _gtk_query_new ();
9267       _gtk_query_set_text (impl->search_query, query_text);
9268     }
9269
9270   _gtk_search_engine_set_query (impl->search_engine, impl->search_query);
9271
9272   g_signal_connect (impl->search_engine, "hits-added",
9273                     G_CALLBACK (search_engine_hits_added_cb), impl);
9274   g_signal_connect (impl->search_engine, "finished",
9275                     G_CALLBACK (search_engine_finished_cb), impl);
9276   g_signal_connect (impl->search_engine, "error",
9277                     G_CALLBACK (search_engine_error_cb), impl);
9278
9279   _gtk_search_engine_start (impl->search_engine);
9280 }
9281
9282 /* Callback used when the user presses Enter while typing on the search
9283  * entry; starts the query
9284  */
9285 static void
9286 search_entry_activate_cb (GtkEntry *entry,
9287                           gpointer data)
9288 {
9289   GtkFileChooserDefault *impl;
9290   const char *text;
9291
9292   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9293
9294   text = gtk_entry_get_text (GTK_ENTRY (impl->search_entry));
9295   if (strlen (text) == 0)
9296     return;
9297
9298   /* reset any existing query object */
9299   if (impl->search_query)
9300     {
9301       g_object_unref (impl->search_query);
9302       impl->search_query = NULL;
9303     }
9304
9305   search_start_query (impl, text);
9306 }
9307
9308 static gboolean
9309 focus_entry_idle_cb (GtkFileChooserDefault *impl)
9310 {
9311   GDK_THREADS_ENTER ();
9312
9313   g_source_destroy (impl->focus_entry_idle);
9314   impl->focus_entry_idle = NULL;
9315
9316   if (impl->search_entry)
9317     gtk_widget_grab_focus (impl->search_entry);
9318
9319   GDK_THREADS_LEAVE ();
9320
9321   return FALSE;
9322 }
9323
9324 static void
9325 focus_search_entry_in_idle (GtkFileChooserDefault *impl)
9326 {
9327   /* bgo#634558 - When the user clicks on the Search entry in the shortcuts
9328    * pane, we get a selection-changed signal and we set up the search widgets.
9329    * However, gtk_tree_view_button_press() focuses the treeview *after* making
9330    * the change to the selection.  So, we need to re-focus the search entry
9331    * after the treeview has finished doing its work; we'll do that in an idle
9332    * handler.
9333    */
9334
9335   if (!impl->focus_entry_idle)
9336     impl->focus_entry_idle = add_idle_while_impl_is_alive (impl, G_CALLBACK (focus_entry_idle_cb));
9337 }
9338
9339 /* Hides the path bar and creates the search entry */
9340 static void
9341 search_setup_widgets (GtkFileChooserDefault *impl)
9342 {
9343   impl->search_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
9344
9345   path_bar_update (impl);
9346
9347   impl->search_entry = gtk_entry_new ();
9348   g_signal_connect (impl->search_entry, "activate",
9349                     G_CALLBACK (search_entry_activate_cb),
9350                     impl);
9351   gtk_box_pack_start (GTK_BOX (impl->search_hbox), impl->search_entry, TRUE, TRUE, 0);
9352
9353   /* if there already is a query, restart it */
9354   if (impl->search_query)
9355     {
9356       gchar *query = _gtk_query_get_text (impl->search_query);
9357
9358       if (query)
9359         {
9360           gtk_entry_set_text (GTK_ENTRY (impl->search_entry), query);
9361           search_start_query (impl, query);
9362
9363           g_free (query);
9364         }
9365       else
9366         {
9367           g_object_unref (impl->search_query);
9368           impl->search_query = NULL;
9369         }
9370     }
9371
9372   /* Box for search widgets */
9373   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->search_hbox, TRUE, TRUE, 0);
9374   gtk_widget_show_all (impl->search_hbox);
9375   gtk_size_group_add_widget (GTK_SIZE_GROUP (impl->browse_path_bar_size_group), impl->search_hbox);
9376
9377   /* Hide the location widgets temporarily */
9378
9379   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
9380       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
9381     {
9382       gtk_widget_hide (impl->location_button);
9383       gtk_widget_hide (impl->location_entry_box);
9384     }
9385
9386   focus_search_entry_in_idle (impl);
9387
9388   /* FMQ: hide the filter combo? */
9389 }
9390
9391 /*
9392  * Recent files support
9393  */
9394
9395 /* Frees the data in the recent_model */
9396 static void
9397 recent_clear_model (GtkFileChooserDefault *impl,
9398                     gboolean               remove_from_treeview)
9399 {
9400   if (!impl->recent_model)
9401     return;
9402
9403   if (remove_from_treeview)
9404     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
9405
9406   g_object_unref (impl->recent_model);
9407   impl->recent_model = NULL;
9408 }
9409
9410 /* Stops any ongoing loading of the recent files list; does
9411  * not touch the recent_model
9412  */
9413 static void
9414 recent_stop_loading (GtkFileChooserDefault *impl)
9415 {
9416   if (impl->load_recent_id)
9417     {
9418       g_source_remove (impl->load_recent_id);
9419       impl->load_recent_id = 0;
9420     }
9421 }
9422
9423 static void
9424 recent_setup_model (GtkFileChooserDefault *impl)
9425 {
9426   g_assert (impl->recent_model == NULL);
9427
9428   impl->recent_model = _gtk_file_system_model_new (file_system_model_set,
9429                                                    impl,
9430                                                    MODEL_COLUMN_TYPES);
9431
9432   _gtk_file_system_model_set_filter (impl->recent_model,
9433                                      impl->current_filter);
9434   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9435                                    MODEL_COL_NAME,
9436                                    name_sort_func,
9437                                    impl, NULL);
9438   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9439                                    MODEL_COL_SIZE,
9440                                    size_sort_func,
9441                                    impl, NULL);
9442   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9443                                    MODEL_COL_MTIME,
9444                                    mtime_sort_func,
9445                                    impl, NULL);
9446   set_sort_column (impl);
9447 }
9448
9449 typedef struct
9450 {
9451   GtkFileChooserDefault *impl;
9452   GList *items;
9453 } RecentLoadData;
9454
9455 static void
9456 recent_idle_cleanup (gpointer data)
9457 {
9458   RecentLoadData *load_data = data;
9459   GtkFileChooserDefault *impl = load_data->impl;
9460
9461   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9462                            GTK_TREE_MODEL (impl->recent_model));
9463   file_list_set_sort_column_ids (impl);
9464   gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (impl->recent_model), MODEL_COL_MTIME, GTK_SORT_DESCENDING);
9465
9466   set_busy_cursor (impl, FALSE);
9467
9468   impl->load_recent_id = 0;
9469
9470   g_free (load_data);
9471 }
9472
9473 static gint
9474 get_recent_files_limit (GtkWidget *widget)
9475 {
9476   GtkSettings *settings;
9477   gint limit;
9478
9479   if (gtk_widget_has_screen (widget))
9480     settings = gtk_settings_get_for_screen (gtk_widget_get_screen (widget));
9481   else
9482     settings = gtk_settings_get_default ();
9483
9484   g_object_get (G_OBJECT (settings), "gtk-recent-files-limit", &limit, NULL);
9485
9486   return limit;
9487 }
9488
9489 /* Populates the file system model with the GtkRecentInfo* items in the provided list; frees the items */
9490 static void
9491 populate_model_with_recent_items (GtkFileChooserDefault *impl, GList *items)
9492 {
9493   gint limit;
9494   GList *l;
9495   int n;
9496
9497   limit = get_recent_files_limit (GTK_WIDGET (impl));
9498
9499   n = 0;
9500
9501   for (l = items; l; l = l->next)
9502     {
9503       GtkRecentInfo *info = l->data;
9504       GFile *file;
9505
9506       file = g_file_new_for_uri (gtk_recent_info_get_uri (info));
9507       _gtk_file_system_model_add_and_query_file (impl->recent_model,
9508                                                  file,
9509                                                  MODEL_ATTRIBUTES);
9510       g_object_unref (file);
9511
9512       n++;
9513       if (limit != -1 && n >= limit)
9514         break;
9515     }
9516 }
9517
9518 static void
9519 populate_model_with_folders (GtkFileChooserDefault *impl, GList *items)
9520 {
9521   GList *folders;
9522   GList *l;
9523
9524   folders = _gtk_file_chooser_extract_recent_folders (items);
9525
9526   for (l = folders; l; l = l->next)
9527     {
9528       GFile *folder = l->data;
9529
9530       _gtk_file_system_model_add_and_query_file (impl->recent_model,
9531                                                  folder,
9532                                                  MODEL_ATTRIBUTES);
9533     }
9534
9535   g_list_foreach (folders, (GFunc) g_object_unref, NULL);
9536   g_list_free (folders);
9537 }
9538
9539 static gboolean
9540 recent_idle_load (gpointer data)
9541 {
9542   RecentLoadData *load_data = data;
9543   GtkFileChooserDefault *impl = load_data->impl;
9544
9545   if (!impl->recent_manager)
9546     return FALSE;
9547
9548   load_data->items = gtk_recent_manager_get_items (impl->recent_manager);
9549   if (!load_data->items)
9550     return FALSE;
9551
9552   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
9553     populate_model_with_recent_items (impl, load_data->items);
9554   else
9555     populate_model_with_folders (impl, load_data->items);
9556
9557   g_list_foreach (load_data->items, (GFunc) gtk_recent_info_unref, NULL);
9558   g_list_free (load_data->items);
9559   load_data->items = NULL;
9560
9561   return FALSE;
9562 }
9563
9564 static void
9565 recent_start_loading (GtkFileChooserDefault *impl)
9566 {
9567   RecentLoadData *load_data;
9568
9569   recent_stop_loading (impl);
9570   recent_clear_model (impl, TRUE);
9571   recent_setup_model (impl);
9572   set_busy_cursor (impl, TRUE);
9573
9574   g_assert (impl->load_recent_id == 0);
9575
9576   load_data = g_new (RecentLoadData, 1);
9577   load_data->impl = impl;
9578   load_data->items = NULL;
9579
9580   /* begin lazy loading the recent files into the model */
9581   impl->load_recent_id = gdk_threads_add_idle_full (G_PRIORITY_HIGH_IDLE + 30,
9582                                                     recent_idle_load,
9583                                                     load_data,
9584                                                     recent_idle_cleanup);
9585 }
9586
9587 static void
9588 recent_selected_foreach_get_file_cb (GtkTreeModel *model,
9589                                      GtkTreePath  *path,
9590                                      GtkTreeIter  *iter,
9591                                      gpointer      data)
9592 {
9593   GSList **list;
9594   GFile *file;
9595
9596   list = data;
9597
9598   gtk_tree_model_get (model, iter, MODEL_COL_FILE, &file, -1);
9599   *list = g_slist_prepend (*list, file);
9600 }
9601
9602 /* Constructs a list of the selected paths in recent files mode */
9603 static GSList *
9604 recent_get_selected_files (GtkFileChooserDefault *impl)
9605 {
9606   GSList *result;
9607   GtkTreeSelection *selection;
9608
9609   result = NULL;
9610
9611   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9612   gtk_tree_selection_selected_foreach (selection, recent_selected_foreach_get_file_cb, &result);
9613   result = g_slist_reverse (result);
9614
9615   return result;
9616 }
9617
9618 /* Called from ::should_respond().  We return whether there are selected
9619  * files in the recent files list.
9620  */
9621 static gboolean
9622 recent_should_respond (GtkFileChooserDefault *impl)
9623 {
9624   GtkTreeSelection *selection;
9625
9626   g_assert (impl->operation_mode == OPERATION_MODE_RECENT);
9627
9628   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9629   return (gtk_tree_selection_count_selected_rows (selection) != 0);
9630 }
9631
9632 static void
9633 set_current_filter (GtkFileChooserDefault *impl,
9634                     GtkFileFilter         *filter)
9635 {
9636   if (impl->current_filter != filter)
9637     {
9638       int filter_index;
9639
9640       /* NULL filters are allowed to reset to non-filtered status
9641        */
9642       filter_index = g_slist_index (impl->filters, filter);
9643       if (impl->filters && filter && filter_index < 0)
9644         return;
9645
9646       if (impl->current_filter)
9647         g_object_unref (impl->current_filter);
9648       impl->current_filter = filter;
9649       if (impl->current_filter)
9650         {
9651           g_object_ref_sink (impl->current_filter);
9652         }
9653
9654       if (impl->filters)
9655         gtk_combo_box_set_active (GTK_COMBO_BOX (impl->filter_combo),
9656                                   filter_index);
9657
9658       if (impl->browse_files_model)
9659         install_list_model_filter (impl);
9660
9661       if (impl->search_model)
9662         _gtk_file_system_model_set_filter (impl->search_model, filter);
9663
9664       if (impl->recent_model)
9665         _gtk_file_system_model_set_filter (impl->recent_model, filter);
9666
9667       g_object_notify (G_OBJECT (impl), "filter");
9668     }
9669 }
9670
9671 static void
9672 filter_combo_changed (GtkComboBox           *combo_box,
9673                       GtkFileChooserDefault *impl)
9674 {
9675   gint new_index = gtk_combo_box_get_active (combo_box);
9676   GtkFileFilter *new_filter = g_slist_nth_data (impl->filters, new_index);
9677
9678   set_current_filter (impl, new_filter);
9679 }
9680
9681 static void
9682 check_preview_change (GtkFileChooserDefault *impl)
9683 {
9684   GtkTreePath *cursor_path;
9685   GFile *new_file;
9686   char *new_display_name;
9687   GtkTreeModel *model;
9688
9689   gtk_tree_view_get_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view), &cursor_path, NULL);
9690   model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
9691   if (cursor_path)
9692     {
9693       GtkTreeIter iter;
9694
9695       gtk_tree_model_get_iter (model, &iter, cursor_path);
9696       gtk_tree_model_get (model, &iter,
9697                           MODEL_COL_FILE, &new_file,
9698                           MODEL_COL_NAME, &new_display_name,
9699                           -1);
9700
9701       gtk_tree_path_free (cursor_path);
9702     }
9703   else
9704     {
9705       new_file = NULL;
9706       new_display_name = NULL;
9707     }
9708
9709   if (new_file != impl->preview_file &&
9710       !(new_file && impl->preview_file &&
9711         g_file_equal (new_file, impl->preview_file)))
9712     {
9713       if (impl->preview_file)
9714         {
9715           g_object_unref (impl->preview_file);
9716           g_free (impl->preview_display_name);
9717         }
9718
9719       if (new_file)
9720         {
9721           impl->preview_file = new_file;
9722           impl->preview_display_name = new_display_name;
9723         }
9724       else
9725         {
9726           impl->preview_file = NULL;
9727           impl->preview_display_name = NULL;
9728           g_free (new_display_name);
9729         }
9730
9731       if (impl->use_preview_label && impl->preview_label)
9732         gtk_label_set_text (GTK_LABEL (impl->preview_label), impl->preview_display_name);
9733
9734       g_signal_emit_by_name (impl, "update-preview");
9735     }
9736   else
9737     {
9738       if (new_file)
9739         g_object_unref (new_file);
9740
9741       g_free (new_display_name);
9742     }
9743 }
9744
9745 static void
9746 shortcuts_activate_volume_mount_cb (GCancellable        *cancellable,
9747                                     GtkFileSystemVolume *volume,
9748                                     const GError        *error,
9749                                     gpointer             data)
9750 {
9751   GFile *file;
9752   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
9753   GtkFileChooserDefault *impl = data;
9754
9755   if (cancellable != impl->shortcuts_activate_iter_cancellable)
9756     goto out;
9757
9758   impl->shortcuts_activate_iter_cancellable = NULL;
9759
9760   set_busy_cursor (impl, FALSE);
9761
9762   if (cancelled)
9763     goto out;
9764
9765   if (error)
9766     {
9767       if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_FAILED_HANDLED))
9768         {
9769           char *msg, *name;
9770
9771           name = _gtk_file_system_volume_get_display_name (volume);
9772           msg = g_strdup_printf (_("Could not mount %s"), name);
9773
9774           error_message (impl, msg, error->message);
9775
9776           g_free (msg);
9777           g_free (name);
9778         }
9779
9780       goto out;
9781     }
9782
9783   file = _gtk_file_system_volume_get_root (volume);
9784   if (file != NULL)
9785     {
9786       change_folder_and_display_error (impl, file, FALSE);
9787       g_object_unref (file);
9788     }
9789
9790 out:
9791   g_object_unref (impl);
9792   g_object_unref (cancellable);
9793 }
9794
9795
9796 /* Activates a volume by mounting it if necessary and then switching to its
9797  * base path.
9798  */
9799 static void
9800 shortcuts_activate_volume (GtkFileChooserDefault *impl,
9801                            GtkFileSystemVolume   *volume)
9802 {
9803   GFile *file;
9804
9805   operation_mode_set (impl, OPERATION_MODE_BROWSE);
9806
9807   /* We ref the file chooser since volume_mount() may run a main loop, and the
9808    * user could close the file chooser window in the meantime.
9809    */
9810   g_object_ref (impl);
9811
9812   if (!_gtk_file_system_volume_is_mounted (volume))
9813     {
9814       GMountOperation *mount_op;
9815
9816       set_busy_cursor (impl, TRUE);
9817
9818       mount_op = gtk_mount_operation_new (get_toplevel (GTK_WIDGET (impl)));
9819       impl->shortcuts_activate_iter_cancellable =
9820         _gtk_file_system_mount_volume (impl->file_system, volume, mount_op,
9821                                        shortcuts_activate_volume_mount_cb,
9822                                        g_object_ref (impl));
9823       g_object_unref (mount_op);
9824     }
9825   else
9826     {
9827       file = _gtk_file_system_volume_get_root (volume);
9828       if (file != NULL)
9829         {
9830           change_folder_and_display_error (impl, file, FALSE);
9831           g_object_unref (file);
9832         }
9833     }
9834
9835   g_object_unref (impl);
9836 }
9837
9838 /* Opens the folder or volume at the specified iter in the shortcuts model */
9839 struct ShortcutsActivateData
9840 {
9841   GtkFileChooserDefault *impl;
9842   GFile *file;
9843 };
9844
9845 static void
9846 shortcuts_activate_get_info_cb (GCancellable *cancellable,
9847                                 GFileInfo    *info,
9848                                 const GError *error,
9849                                 gpointer      user_data)
9850 {
9851   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
9852   struct ShortcutsActivateData *data = user_data;
9853
9854   if (cancellable != data->impl->shortcuts_activate_iter_cancellable)
9855     goto out;
9856
9857   data->impl->shortcuts_activate_iter_cancellable = NULL;
9858
9859   if (cancelled)
9860     goto out;
9861
9862   if (!error && _gtk_file_info_consider_as_directory (info))
9863     change_folder_and_display_error (data->impl, data->file, FALSE);
9864   else
9865     gtk_file_chooser_default_select_file (GTK_FILE_CHOOSER (data->impl),
9866                                           data->file,
9867                                           NULL);
9868
9869 out:
9870   g_object_unref (data->impl);
9871   g_object_unref (data->file);
9872   g_free (data);
9873
9874   g_object_unref (cancellable);
9875 }
9876
9877 static void
9878 shortcuts_activate_mount_enclosing_volume (GCancellable        *cancellable,
9879                                            GtkFileSystemVolume *volume,
9880                                            const GError        *error,
9881                                            gpointer             user_data)
9882 {
9883   struct ShortcutsActivateData *data = user_data;
9884
9885   if (error)
9886     {
9887       error_changing_folder_dialog (data->impl, data->file, g_error_copy (error));
9888
9889       g_object_unref (data->impl);
9890       g_object_unref (data->file);
9891       g_free (data);
9892
9893       return;
9894     }
9895
9896   data->impl->shortcuts_activate_iter_cancellable =
9897     _gtk_file_system_get_info (data->impl->file_system, data->file,
9898                                "standard::type",
9899                                shortcuts_activate_get_info_cb, data);
9900
9901   if (volume)
9902     _gtk_file_system_volume_unref (volume);
9903 }
9904
9905 static void
9906 shortcuts_activate_iter (GtkFileChooserDefault *impl,
9907                          GtkTreeIter           *iter)
9908 {
9909   gpointer col_data;
9910   ShortcutType shortcut_type;
9911
9912   /* In the Save modes, we want to preserve what the uesr typed in the filename
9913    * entry, so that he may choose another folder without erasing his typed name.
9914    */
9915   if (impl->location_entry
9916       && !(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
9917            || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER))
9918     gtk_entry_set_text (GTK_ENTRY (impl->location_entry), "");
9919
9920   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), iter,
9921                       SHORTCUTS_COL_DATA, &col_data,
9922                       SHORTCUTS_COL_TYPE, &shortcut_type,
9923                       -1);
9924
9925   if (impl->shortcuts_activate_iter_cancellable)
9926     {
9927       g_cancellable_cancel (impl->shortcuts_activate_iter_cancellable);
9928       impl->shortcuts_activate_iter_cancellable = NULL;
9929     }
9930
9931   if (shortcut_type == SHORTCUT_TYPE_SEPARATOR)
9932     return;
9933   else if (shortcut_type == SHORTCUT_TYPE_VOLUME)
9934     {
9935       GtkFileSystemVolume *volume;
9936
9937       volume = col_data;
9938
9939       operation_mode_set (impl, OPERATION_MODE_BROWSE);
9940
9941       shortcuts_activate_volume (impl, volume);
9942     }
9943   else if (shortcut_type == SHORTCUT_TYPE_FILE)
9944     {
9945       struct ShortcutsActivateData *data;
9946       GtkFileSystemVolume *volume;
9947
9948       operation_mode_set (impl, OPERATION_MODE_BROWSE);
9949
9950       volume = _gtk_file_system_get_volume_for_file (impl->file_system, col_data);
9951
9952       data = g_new0 (struct ShortcutsActivateData, 1);
9953       data->impl = g_object_ref (impl);
9954       data->file = g_object_ref (col_data);
9955
9956       if (!volume || !_gtk_file_system_volume_is_mounted (volume))
9957         {
9958           GMountOperation *mount_operation;
9959           GtkWidget *toplevel;
9960
9961           toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
9962
9963           mount_operation = gtk_mount_operation_new (GTK_WINDOW (toplevel));
9964
9965           impl->shortcuts_activate_iter_cancellable =
9966             _gtk_file_system_mount_enclosing_volume (impl->file_system, col_data,
9967                                                      mount_operation,
9968                                                      shortcuts_activate_mount_enclosing_volume,
9969                                                      data);
9970         }
9971       else
9972         {
9973           impl->shortcuts_activate_iter_cancellable =
9974             _gtk_file_system_get_info (impl->file_system, data->file,
9975                                        "standard::type",
9976                                        shortcuts_activate_get_info_cb, data);
9977         }
9978     }
9979   else if (shortcut_type == SHORTCUT_TYPE_SEARCH)
9980     {
9981       operation_mode_set (impl, OPERATION_MODE_SEARCH);
9982     }
9983   else if (shortcut_type == SHORTCUT_TYPE_RECENT)
9984     {
9985       operation_mode_set (impl, OPERATION_MODE_RECENT);
9986     }
9987 }
9988
9989 /* Handler for GtkWidget::key-press-event on the shortcuts list */
9990 static gboolean
9991 shortcuts_key_press_event_cb (GtkWidget             *widget,
9992                               GdkEventKey           *event,
9993                               GtkFileChooserDefault *impl)
9994 {
9995   guint modifiers;
9996
9997   modifiers = gtk_accelerator_get_default_mod_mask ();
9998
9999   if (key_is_left_or_right (event))
10000     {
10001       gtk_widget_grab_focus (impl->browse_files_tree_view);
10002       return TRUE;
10003     }
10004
10005   if ((event->keyval == GDK_KEY_BackSpace
10006       || event->keyval == GDK_KEY_Delete
10007       || event->keyval == GDK_KEY_KP_Delete)
10008       && (event->state & modifiers) == 0)
10009     {
10010       remove_selected_bookmarks (impl);
10011       return TRUE;
10012     }
10013
10014   if ((event->keyval == GDK_KEY_F2)
10015       && (event->state & modifiers) == 0)
10016     {
10017       rename_selected_bookmark (impl);
10018       return TRUE;
10019     }
10020
10021   return FALSE;
10022 }
10023
10024 static gboolean
10025 shortcuts_select_func  (GtkTreeSelection  *selection,
10026                         GtkTreeModel      *model,
10027                         GtkTreePath       *path,
10028                         gboolean           path_currently_selected,
10029                         gpointer           data)
10030 {
10031   GtkFileChooserDefault *impl = data;
10032   GtkTreeIter filter_iter;
10033   ShortcutType shortcut_type;
10034
10035   if (!gtk_tree_model_get_iter (impl->shortcuts_pane_filter_model, &filter_iter, path))
10036     g_assert_not_reached ();
10037
10038   gtk_tree_model_get (impl->shortcuts_pane_filter_model, &filter_iter, SHORTCUTS_COL_TYPE, &shortcut_type, -1);
10039
10040   return shortcut_type != SHORTCUT_TYPE_SEPARATOR;
10041 }
10042
10043 static gboolean
10044 list_select_func  (GtkTreeSelection  *selection,
10045                    GtkTreeModel      *model,
10046                    GtkTreePath       *path,
10047                    gboolean           path_currently_selected,
10048                    gpointer           data)
10049 {
10050   GtkFileChooserDefault *impl = data;
10051
10052   if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
10053       impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
10054     {
10055       GtkTreeIter iter;
10056       gboolean is_folder;
10057
10058       if (!gtk_tree_model_get_iter (model, &iter, path))
10059         return FALSE;
10060       gtk_tree_model_get (model, &iter,
10061                           MODEL_COL_IS_FOLDER, &is_folder,
10062                           -1);
10063       if (!is_folder)
10064         return FALSE;
10065     }
10066
10067   return TRUE;
10068 }
10069
10070 static void
10071 list_selection_changed (GtkTreeSelection      *selection,
10072                         GtkFileChooserDefault *impl)
10073 {
10074   /* See if we are in the new folder editable row for Save mode */
10075   if (impl->operation_mode == OPERATION_MODE_BROWSE &&
10076       impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
10077     {
10078       GFileInfo *info;
10079       gboolean had_selection;
10080
10081       info = get_selected_file_info_from_file_list (impl, &had_selection);
10082       if (!had_selection)
10083         goto out; /* normal processing */
10084
10085       if (!info)
10086         return; /* We are on the editable row for New Folder */
10087     }
10088
10089  out:
10090
10091   if (impl->location_entry)
10092     update_chooser_entry (impl);
10093
10094   path_bar_update (impl);
10095
10096   check_preview_change (impl);
10097   bookmarks_check_add_sensitivity (impl);
10098   check_copy_file_location_sensitivity (impl);
10099
10100   g_signal_emit_by_name (impl, "selection-changed", 0);
10101 }
10102
10103 /* Callback used when a row in the file list is activated */
10104 static void
10105 list_row_activated (GtkTreeView           *tree_view,
10106                     GtkTreePath           *path,
10107                     GtkTreeViewColumn     *column,
10108                     GtkFileChooserDefault *impl)
10109 {
10110   GFile *file;
10111   GtkTreeIter iter;
10112   GtkTreeModel *model;
10113   gboolean is_folder;
10114
10115   model = gtk_tree_view_get_model (tree_view);
10116
10117   if (!gtk_tree_model_get_iter (model, &iter, path))
10118     return;
10119
10120   gtk_tree_model_get (model, &iter,
10121                       MODEL_COL_FILE, &file,
10122                       MODEL_COL_IS_FOLDER, &is_folder,
10123                       -1);
10124
10125   if (is_folder && file)
10126     {
10127       change_folder_and_display_error (impl, file, FALSE);
10128       goto out;
10129     }
10130
10131   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
10132       impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
10133     g_signal_emit_by_name (impl, "file-activated");
10134
10135  out:
10136
10137   if (file)
10138     g_object_unref (file);
10139 }
10140
10141 static void
10142 path_bar_clicked (GtkPathBar            *path_bar,
10143                   GFile                 *file,
10144                   GFile                 *child_file,
10145                   gboolean               child_is_hidden,
10146                   GtkFileChooserDefault *impl)
10147 {
10148   if (child_file)
10149     pending_select_files_add (impl, child_file);
10150
10151   if (!change_folder_and_display_error (impl, file, FALSE))
10152     return;
10153
10154   /* Say we have "/foo/bar/[.baz]" and the user clicks on "bar".  We should then
10155    * show hidden files so that ".baz" appears in the file list, as it will still
10156    * be shown in the path bar: "/foo/[bar]/.baz"
10157    */
10158   if (child_is_hidden)
10159     g_object_set (impl, "show-hidden", TRUE, NULL);
10160 }
10161
10162 static void
10163 update_cell_renderer_attributes (GtkFileChooserDefault *impl)
10164 {
10165   GtkTreeViewColumn *column;
10166   GtkCellRenderer *renderer;
10167   GList *walk, *list;
10168   gboolean always_sensitive;
10169
10170   always_sensitive = impl->action != GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER &&
10171                      impl->action != GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER;
10172
10173   /* Keep the following column numbers in sync with create_file_list() */
10174
10175   /* name */
10176   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 0);
10177   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10178   for (walk = list; walk; walk = walk->next)
10179     {
10180       renderer = walk->data;
10181       if (GTK_IS_CELL_RENDERER_PIXBUF (renderer))
10182         {
10183           gtk_tree_view_column_set_attributes (column, renderer,
10184                                                "pixbuf", MODEL_COL_PIXBUF,
10185                                                NULL);
10186         }
10187       else
10188         {
10189           gtk_tree_view_column_set_attributes (column, renderer,
10190                                                "text", MODEL_COL_NAME,
10191                                                "ellipsize", MODEL_COL_ELLIPSIZE,
10192                                                NULL);
10193         }
10194       if (always_sensitive)
10195         g_object_set (renderer, "sensitive", TRUE, NULL);
10196       else
10197         gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10198     }
10199   g_list_free (list);
10200
10201   /* size */
10202   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 1);
10203   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10204   renderer = list->data;
10205   gtk_tree_view_column_set_attributes (column, renderer,
10206                                        "text", MODEL_COL_SIZE_TEXT,
10207                                        NULL);
10208   if (always_sensitive)
10209     g_object_set (renderer, "sensitive", TRUE, NULL);
10210   else
10211     gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10212   g_list_free (list);
10213
10214   /* mtime */
10215   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 2);
10216   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10217   renderer = list->data;
10218   gtk_tree_view_column_set_attributes (column, renderer,
10219                                        "text", MODEL_COL_MTIME_TEXT,
10220                                        NULL);
10221   if (always_sensitive)
10222     g_object_set (renderer, "sensitive", TRUE, NULL);
10223   else
10224     gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10225   g_list_free (list);
10226 }
10227
10228 GtkWidget *
10229 _gtk_file_chooser_default_new (void)
10230 {
10231   return g_object_new (GTK_TYPE_FILE_CHOOSER_DEFAULT, NULL);
10232 }
10233
10234 static void
10235 location_set_user_text (GtkFileChooserDefault *impl,
10236                         const gchar           *path)
10237 {
10238   gtk_entry_set_text (GTK_ENTRY (impl->location_entry), path);
10239   gtk_editable_set_position (GTK_EDITABLE (impl->location_entry), -1);
10240 }
10241
10242 static void
10243 location_popup_handler (GtkFileChooserDefault *impl,
10244                         const gchar           *path)
10245 {
10246   if (impl->operation_mode != OPERATION_MODE_BROWSE)
10247     {
10248       GtkWidget *widget_to_focus;
10249
10250       operation_mode_set (impl, OPERATION_MODE_BROWSE);
10251
10252       if (impl->current_folder)
10253         change_folder_and_display_error (impl, impl->current_folder, FALSE);
10254
10255       if (impl->location_mode == LOCATION_MODE_PATH_BAR)
10256         widget_to_focus = impl->browse_files_tree_view;
10257       else
10258         widget_to_focus = impl->location_entry;
10259
10260       gtk_widget_grab_focus (widget_to_focus);
10261       return;
10262     }
10263
10264   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
10265       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
10266     {
10267       if (!path)
10268         return;
10269
10270       location_mode_set (impl, LOCATION_MODE_FILENAME_ENTRY, TRUE);
10271       location_set_user_text (impl, path);
10272     }
10273   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
10274            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
10275     {
10276       gtk_widget_grab_focus (impl->location_entry);
10277       if (path != NULL)
10278         location_set_user_text (impl, path);
10279     }
10280   else
10281     g_assert_not_reached ();
10282 }
10283
10284 /* Handler for the "up-folder" keybinding signal */
10285 static void
10286 up_folder_handler (GtkFileChooserDefault *impl)
10287 {
10288   _gtk_path_bar_up (GTK_PATH_BAR (impl->browse_path_bar));
10289 }
10290
10291 /* Handler for the "down-folder" keybinding signal */
10292 static void
10293 down_folder_handler (GtkFileChooserDefault *impl)
10294 {
10295   _gtk_path_bar_down (GTK_PATH_BAR (impl->browse_path_bar));
10296 }
10297
10298 /* Switches to the shortcut in the specified index */
10299 static void
10300 switch_to_shortcut (GtkFileChooserDefault *impl,
10301                     int pos)
10302 {
10303   GtkTreeIter iter;
10304
10305   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
10306     g_assert_not_reached ();
10307
10308   shortcuts_activate_iter (impl, &iter);
10309 }
10310
10311 /* Handler for the "home-folder" keybinding signal */
10312 static void
10313 home_folder_handler (GtkFileChooserDefault *impl)
10314 {
10315   if (impl->has_home)
10316     switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_HOME));
10317 }
10318
10319 /* Handler for the "desktop-folder" keybinding signal */
10320 static void
10321 desktop_folder_handler (GtkFileChooserDefault *impl)
10322 {
10323   if (impl->has_desktop)
10324     switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_DESKTOP));
10325 }
10326
10327 /* Handler for the "search-shortcut" keybinding signal */
10328 static void
10329 search_shortcut_handler (GtkFileChooserDefault *impl)
10330 {
10331   if (impl->has_search)
10332     {
10333       switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_SEARCH));
10334
10335       /* we want the entry widget to grab the focus the first
10336        * time, not the browse_files_tree_view widget.
10337        */
10338       if (impl->search_entry)
10339         gtk_widget_grab_focus (impl->search_entry);
10340     }
10341 }
10342
10343 /* Handler for the "recent-shortcut" keybinding signal */
10344 static void
10345 recent_shortcut_handler (GtkFileChooserDefault *impl)
10346 {
10347   switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_RECENT));
10348 }
10349
10350 static void
10351 quick_bookmark_handler (GtkFileChooserDefault *impl,
10352                         gint bookmark_index)
10353 {
10354   int bookmark_pos;
10355   GtkTreePath *path;
10356
10357   if (bookmark_index < 0 || bookmark_index >= impl->num_bookmarks)
10358     return;
10359
10360   bookmark_pos = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS) + bookmark_index;
10361
10362   path = gtk_tree_path_new_from_indices (bookmark_pos, -1);
10363   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
10364                                 path, NULL,
10365                                 FALSE, 0.0, 0.0);
10366   gtk_tree_path_free (path);
10367
10368   switch_to_shortcut (impl, bookmark_pos);
10369 }
10370
10371 static void
10372 show_hidden_handler (GtkFileChooserDefault *impl)
10373 {
10374   g_object_set (impl,
10375                 "show-hidden", !impl->show_hidden,
10376                 NULL);
10377 }
10378
10379
10380 /* Drag and drop interfaces */
10381
10382 static void
10383 _shortcuts_pane_model_filter_class_init (ShortcutsPaneModelFilterClass *class)
10384 {
10385 }
10386
10387 static void
10388 _shortcuts_pane_model_filter_init (ShortcutsPaneModelFilter *model)
10389 {
10390   model->impl = NULL;
10391 }
10392
10393 /* GtkTreeDragSource::row_draggable implementation for the shortcuts filter model */
10394 static gboolean
10395 shortcuts_pane_model_filter_row_draggable (GtkTreeDragSource *drag_source,
10396                                            GtkTreePath       *path)
10397 {
10398   ShortcutsPaneModelFilter *model;
10399   int pos;
10400   int bookmarks_pos;
10401
10402   model = SHORTCUTS_PANE_MODEL_FILTER (drag_source);
10403
10404   pos = *gtk_tree_path_get_indices (path);
10405   bookmarks_pos = shortcuts_get_index (model->impl, SHORTCUTS_BOOKMARKS);
10406
10407   return (pos >= bookmarks_pos && pos < bookmarks_pos + model->impl->num_bookmarks);
10408 }
10409
10410 /* GtkTreeDragSource::drag_data_get implementation for the shortcuts
10411  * filter model
10412  */
10413 static gboolean
10414 shortcuts_pane_model_filter_drag_data_get (GtkTreeDragSource *drag_source,
10415                                            GtkTreePath       *path,
10416                                            GtkSelectionData  *selection_data)
10417 {
10418   /* FIXME */
10419
10420   return FALSE;
10421 }
10422
10423 /* Fill the GtkTreeDragSourceIface vtable */
10424 static void
10425 shortcuts_pane_model_filter_drag_source_iface_init (GtkTreeDragSourceIface *iface)
10426 {
10427   iface->row_draggable = shortcuts_pane_model_filter_row_draggable;
10428   iface->drag_data_get = shortcuts_pane_model_filter_drag_data_get;
10429 }
10430
10431 #if 0
10432 /* Fill the GtkTreeDragDestIface vtable */
10433 static void
10434 shortcuts_pane_model_filter_drag_dest_iface_init (GtkTreeDragDestIface *iface)
10435 {
10436   iface->drag_data_received = shortcuts_pane_model_filter_drag_data_received;
10437   iface->row_drop_possible = shortcuts_pane_model_filter_row_drop_possible;
10438 }
10439 #endif
10440
10441 static GtkTreeModel *
10442 shortcuts_pane_model_filter_new (GtkFileChooserDefault *impl,
10443                                  GtkTreeModel          *child_model,
10444                                  GtkTreePath           *root)
10445 {
10446   ShortcutsPaneModelFilter *model;
10447
10448   model = g_object_new (SHORTCUTS_PANE_MODEL_FILTER_TYPE,
10449                         "child-model", child_model,
10450                         "virtual-root", root,
10451                         NULL);
10452
10453   model->impl = impl;
10454
10455   return GTK_TREE_MODEL (model);
10456 }
10457