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