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 (event->button != 3)
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   int modifiers;
3728
3729   impl = (GtkFileChooserDefault *) data;
3730
3731   modifiers = gtk_accelerator_get_default_mod_mask ();
3732
3733   if ((event->keyval == GDK_KEY_slash
3734        || event->keyval == GDK_KEY_KP_Divide
3735 #ifdef G_OS_UNIX
3736        || event->keyval == GDK_KEY_asciitilde
3737 #endif
3738        ) && ! (event->state & (~GDK_SHIFT_MASK & modifiers)))
3739     {
3740       location_popup_handler (impl, event->string);
3741       return TRUE;
3742     }
3743
3744   if (key_is_left_or_right (event))
3745     {
3746       gtk_widget_grab_focus (impl->browse_shortcuts_tree_view);
3747       return TRUE;
3748     }
3749
3750   if ((event->keyval == GDK_KEY_Return
3751        || event->keyval == GDK_KEY_ISO_Enter
3752        || event->keyval == GDK_KEY_KP_Enter
3753        || event->keyval == GDK_KEY_space
3754        || event->keyval == GDK_KEY_KP_Space)
3755       && ((event->state & modifiers) == 0)
3756       && !(impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
3757            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER))
3758     {
3759       GtkWindow *window;
3760
3761       window = get_toplevel (widget);
3762       if (window)
3763         {
3764           GtkWidget *default_widget, *focus_widget;
3765
3766           default_widget = gtk_window_get_default_widget (window);
3767           focus_widget = gtk_window_get_focus (window);
3768
3769           if (widget != default_widget &&
3770               !(widget == focus_widget && (!default_widget || !gtk_widget_get_sensitive (default_widget))))
3771             {
3772               gtk_window_activate_default (window);
3773
3774               return TRUE;
3775             }
3776         }
3777     }
3778
3779   return FALSE;
3780 }
3781
3782 /* Callback used when the file list's popup menu is detached */
3783 static void
3784 popup_menu_detach_cb (GtkWidget *attach_widget,
3785                       GtkMenu   *menu)
3786 {
3787   GtkFileChooserDefault *impl;
3788
3789   impl = g_object_get_data (G_OBJECT (attach_widget), "GtkFileChooserDefault");
3790   g_assert (GTK_IS_FILE_CHOOSER_DEFAULT (impl));
3791
3792   impl->browse_files_popup_menu = NULL;
3793   impl->browse_files_popup_menu_add_shortcut_item = NULL;
3794   impl->browse_files_popup_menu_hidden_files_item = NULL;
3795   impl->browse_files_popup_menu_copy_file_location_item = NULL;
3796 }
3797
3798 /* Callback used when the "Add to Bookmarks" menu item is activated */
3799 static void
3800 add_to_shortcuts_cb (GtkMenuItem           *item,
3801                      GtkFileChooserDefault *impl)
3802 {
3803   bookmarks_add_selected_folder (impl);
3804 }
3805
3806 /* callback used to set data to clipboard */
3807 static void
3808 copy_file_get_cb  (GtkClipboard     *clipboard,
3809                    GtkSelectionData *selection_data,
3810                    guint             info,
3811                    gpointer          data)
3812 {
3813   GSList *selected_files = data;
3814
3815   if (selected_files)
3816     {
3817       gint num_files = g_slist_length (selected_files);
3818       gchar **uris;
3819       gint i;
3820       GSList *l;
3821
3822       uris = g_new (gchar *, num_files + 1);
3823       uris[num_files] = NULL; /* null terminator */
3824
3825       i = 0;
3826
3827       for (l = selected_files; l; l = l->next)
3828         {
3829           GFile *file = (GFile *) l->data;
3830
3831           if (info == SELECTION_URI)
3832             uris[i] = g_file_get_uri (file);
3833           else /* if (info == SELECTION_TEXT) - let this be the fallback */
3834             uris[i] = g_file_get_parse_name (file);
3835
3836           i++;
3837         }
3838
3839       if (info == SELECTION_URI)
3840         gtk_selection_data_set_uris (selection_data, uris);
3841       else /* if (info == SELECTION_TEXT) - let this be the fallback */
3842         {
3843           char *str = g_strjoinv (" ", uris);
3844           gtk_selection_data_set_text (selection_data, str, -1);
3845           g_free (str);
3846         }
3847
3848       g_strfreev (uris);
3849     }
3850 }
3851
3852 /* callback used to clear the clipboard data */
3853 static void
3854 copy_file_clear_cb (GtkClipboard *clipboard,
3855                     gpointer      data)
3856 {
3857   GSList *selected_files = data;
3858
3859   g_slist_foreach (selected_files, (GFunc) g_object_unref, NULL);
3860   g_slist_free (selected_files);
3861 }
3862
3863 /* Callback used when the "Copy file's location" menu item is activated */
3864 static void
3865 copy_file_location_cb (GtkMenuItem           *item,
3866                        GtkFileChooserDefault *impl)
3867 {
3868   GSList *selected_files = NULL;
3869
3870   selected_files = search_get_selected_files (impl);
3871
3872   if (selected_files)
3873     {
3874       GtkClipboard *clipboard;
3875       GtkTargetList *target_list;
3876       GtkTargetEntry *targets;
3877       int n_targets;
3878
3879       clipboard = gtk_widget_get_clipboard (GTK_WIDGET (impl), GDK_SELECTION_CLIPBOARD);
3880
3881       target_list = gtk_target_list_new (NULL, 0);
3882       gtk_target_list_add_text_targets (target_list, SELECTION_TEXT);
3883       gtk_target_list_add_uri_targets (target_list, SELECTION_URI);
3884
3885       targets = gtk_target_table_new_from_list (target_list, &n_targets);
3886       gtk_target_list_unref (target_list);
3887
3888       gtk_clipboard_set_with_data (clipboard, targets, n_targets,
3889                                    copy_file_get_cb,
3890                                    copy_file_clear_cb,
3891                                    selected_files);
3892
3893       gtk_target_table_free (targets, n_targets);
3894     }
3895 }
3896
3897 /* Callback used when the "Show Hidden Files" menu item is toggled */
3898 static void
3899 show_hidden_toggled_cb (GtkCheckMenuItem      *item,
3900                         GtkFileChooserDefault *impl)
3901 {
3902   g_object_set (impl,
3903                 "show-hidden", gtk_check_menu_item_get_active (item),
3904                 NULL);
3905 }
3906
3907 /* Callback used when the "Show Size Column" menu item is toggled */
3908 static void
3909 show_size_column_toggled_cb (GtkCheckMenuItem *item,
3910                              GtkFileChooserDefault *impl)
3911 {
3912   impl->show_size_column = gtk_check_menu_item_get_active (item);
3913
3914   gtk_tree_view_column_set_visible (impl->list_size_column,
3915                                     impl->show_size_column);
3916 }
3917
3918 /* Shows an error dialog about not being able to select a dragged file */
3919 static void
3920 error_selecting_dragged_file_dialog (GtkFileChooserDefault *impl,
3921                                      GFile                 *file,
3922                                      GError                *error)
3923 {
3924   error_dialog (impl,
3925                 _("Could not select file"),
3926                 file, error);
3927 }
3928
3929 static void
3930 file_list_drag_data_select_uris (GtkFileChooserDefault  *impl,
3931                                  gchar                 **uris)
3932 {
3933   int i;
3934   char *uri;
3935   GtkFileChooser *chooser = GTK_FILE_CHOOSER (impl);
3936
3937   for (i = 1; uris[i]; i++)
3938     {
3939       GFile *file;
3940       GError *error = NULL;
3941
3942       uri = uris[i];
3943       file = g_file_new_for_uri (uri);
3944
3945       gtk_file_chooser_default_select_file (chooser, file, &error);
3946       if (error)
3947         error_selecting_dragged_file_dialog (impl, file, error);
3948
3949       g_object_unref (file);
3950     }
3951 }
3952
3953 struct FileListDragData
3954 {
3955   GtkFileChooserDefault *impl;
3956   gchar **uris;
3957   GFile *file;
3958 };
3959
3960 static void
3961 file_list_drag_data_received_get_info_cb (GCancellable *cancellable,
3962                                           GFileInfo    *info,
3963                                           const GError *error,
3964                                           gpointer      user_data)
3965 {
3966   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
3967   struct FileListDragData *data = user_data;
3968   GtkFileChooser *chooser = GTK_FILE_CHOOSER (data->impl);
3969
3970   if (cancellable != data->impl->file_list_drag_data_received_cancellable)
3971     goto out;
3972
3973   data->impl->file_list_drag_data_received_cancellable = NULL;
3974
3975   if (cancelled || error)
3976     goto out;
3977
3978   if ((data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
3979        data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE) &&
3980       data->uris[1] == 0 && !error && _gtk_file_info_consider_as_directory (info))
3981     change_folder_and_display_error (data->impl, data->file, FALSE);
3982   else
3983     {
3984       GError *error = NULL;
3985
3986       gtk_file_chooser_default_unselect_all (chooser);
3987       gtk_file_chooser_default_select_file (chooser, data->file, &error);
3988       if (error)
3989         error_selecting_dragged_file_dialog (data->impl, data->file, error);
3990       else
3991         browse_files_center_selected_row (data->impl);
3992     }
3993
3994   if (data->impl->select_multiple)
3995     file_list_drag_data_select_uris (data->impl, data->uris);
3996
3997 out:
3998   g_object_unref (data->impl);
3999   g_strfreev (data->uris);
4000   g_object_unref (data->file);
4001   g_free (data);
4002
4003   g_object_unref (cancellable);
4004 }
4005
4006 static void
4007 file_list_drag_data_received_cb (GtkWidget        *widget,
4008                                  GdkDragContext   *context,
4009                                  gint              x,
4010                                  gint              y,
4011                                  GtkSelectionData *selection_data,
4012                                  guint             info,
4013                                  guint             time_,
4014                                  gpointer          data)
4015 {
4016   GtkFileChooserDefault *impl;
4017   gchar **uris;
4018   char *uri;
4019   GFile *file;
4020
4021   impl = GTK_FILE_CHOOSER_DEFAULT (data);
4022
4023   /* Allow only drags from other widgets; see bug #533891. */
4024   if (gtk_drag_get_source_widget (context) == widget)
4025     {
4026       g_signal_stop_emission_by_name (widget, "drag-data-received");
4027       return;
4028     }
4029
4030   /* Parse the text/uri-list string, navigate to the first one */
4031   uris = gtk_selection_data_get_uris (selection_data);
4032   if (uris && uris[0])
4033     {
4034       struct FileListDragData *data;
4035
4036       uri = uris[0];
4037       file = g_file_new_for_uri (uri);
4038
4039       data = g_new0 (struct FileListDragData, 1);
4040       data->impl = g_object_ref (impl);
4041       data->uris = uris;
4042       data->file = file;
4043
4044       if (impl->file_list_drag_data_received_cancellable)
4045         g_cancellable_cancel (impl->file_list_drag_data_received_cancellable);
4046
4047       impl->file_list_drag_data_received_cancellable =
4048         _gtk_file_system_get_info (impl->file_system, file,
4049                                    "standard::type",
4050                                    file_list_drag_data_received_get_info_cb,
4051                                    data);
4052     }
4053
4054   g_signal_stop_emission_by_name (widget, "drag-data-received");
4055 }
4056
4057 /* Don't do anything with the drag_drop signal */
4058 static gboolean
4059 file_list_drag_drop_cb (GtkWidget             *widget,
4060                         GdkDragContext        *context,
4061                         gint                   x,
4062                         gint                   y,
4063                         guint                  time_,
4064                         GtkFileChooserDefault *impl)
4065 {
4066   g_signal_stop_emission_by_name (widget, "drag-drop");
4067   return TRUE;
4068 }
4069
4070 /* Disable the normal tree drag motion handler, it makes it look like you're
4071    dropping the dragged item onto a tree item */
4072 static gboolean
4073 file_list_drag_motion_cb (GtkWidget             *widget,
4074                           GdkDragContext        *context,
4075                           gint                   x,
4076                           gint                   y,
4077                           guint                  time_,
4078                           GtkFileChooserDefault *impl)
4079 {
4080   g_signal_stop_emission_by_name (widget, "drag-motion");
4081   return TRUE;
4082 }
4083
4084 /* Sensitizes the "Copy file's location" context menu item if there is actually
4085  * a selection active.
4086  */
4087 static void
4088 check_copy_file_location_sensitivity (GtkFileChooserDefault *impl)
4089 {
4090   GtkTreeSelection *selection;
4091   gboolean active;
4092
4093   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
4094   if (gtk_tree_selection_count_selected_rows (selection) == 0)
4095     active = FALSE;
4096   else
4097     active = TRUE;
4098
4099   if (impl->browse_files_popup_menu_copy_file_location_item)
4100     gtk_widget_set_sensitive (impl->browse_files_popup_menu_copy_file_location_item, active);
4101 }
4102
4103 /* Constructs the popup menu for the file list if needed */
4104 static void
4105 file_list_build_popup_menu (GtkFileChooserDefault *impl)
4106 {
4107   GtkWidget *item;
4108
4109   if (impl->browse_files_popup_menu)
4110     return;
4111
4112   impl->browse_files_popup_menu = gtk_menu_new ();
4113   gtk_menu_attach_to_widget (GTK_MENU (impl->browse_files_popup_menu),
4114                              impl->browse_files_tree_view,
4115                              popup_menu_detach_cb);
4116
4117   item = gtk_image_menu_item_new_with_mnemonic (_("_Copy file's location"));
4118   impl->browse_files_popup_menu_copy_file_location_item = item;
4119   gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
4120                                  gtk_image_new_from_stock (GTK_STOCK_COPY, GTK_ICON_SIZE_MENU));
4121   g_signal_connect (item, "activate",
4122                     G_CALLBACK (copy_file_location_cb), impl);
4123   gtk_widget_show (item);
4124   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4125
4126   item = gtk_image_menu_item_new_with_mnemonic (_("_Add to Bookmarks"));
4127   impl->browse_files_popup_menu_add_shortcut_item = item;
4128   gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
4129                                  gtk_image_new_from_stock (GTK_STOCK_ADD, GTK_ICON_SIZE_MENU));
4130   g_signal_connect (item, "activate",
4131                     G_CALLBACK (add_to_shortcuts_cb), impl);
4132   gtk_widget_show (item);
4133   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4134
4135   item = gtk_separator_menu_item_new ();
4136   gtk_widget_show (item);
4137   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4138
4139   item = gtk_check_menu_item_new_with_mnemonic (_("Show _Hidden Files"));
4140   impl->browse_files_popup_menu_hidden_files_item = item;
4141   g_signal_connect (item, "toggled",
4142                     G_CALLBACK (show_hidden_toggled_cb), impl);
4143   gtk_widget_show (item);
4144   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4145
4146   item = gtk_check_menu_item_new_with_mnemonic (_("Show _Size Column"));
4147   impl->browse_files_popup_menu_size_column_item = item;
4148   g_signal_connect (item, "toggled",
4149                     G_CALLBACK (show_size_column_toggled_cb), impl);
4150   gtk_widget_show (item);
4151   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4152
4153   bookmarks_check_add_sensitivity (impl);
4154   check_copy_file_location_sensitivity (impl);
4155 }
4156
4157 /* Updates the popup menu for the file list, creating it if necessary */
4158 static void
4159 file_list_update_popup_menu (GtkFileChooserDefault *impl)
4160 {
4161   file_list_build_popup_menu (impl);
4162
4163   /* FIXME - handle OPERATION_MODE_SEARCH and OPERATION_MODE_RECENT */
4164
4165   /* The sensitivity of the Add to Bookmarks item is set in
4166    * bookmarks_check_add_sensitivity()
4167    */
4168
4169   /* 'Show Hidden Files' */
4170   g_signal_handlers_block_by_func (impl->browse_files_popup_menu_hidden_files_item,
4171                                    G_CALLBACK (show_hidden_toggled_cb), impl);
4172   gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (impl->browse_files_popup_menu_hidden_files_item),
4173                                   impl->show_hidden);
4174   g_signal_handlers_unblock_by_func (impl->browse_files_popup_menu_hidden_files_item,
4175                                      G_CALLBACK (show_hidden_toggled_cb), impl);
4176
4177   /* 'Show Size Column' */
4178   g_signal_handlers_block_by_func (impl->browse_files_popup_menu_size_column_item,
4179                                    G_CALLBACK (show_size_column_toggled_cb), impl);
4180   gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (impl->browse_files_popup_menu_size_column_item),
4181                                   impl->show_size_column);
4182   g_signal_handlers_unblock_by_func (impl->browse_files_popup_menu_size_column_item,
4183                                      G_CALLBACK (show_size_column_toggled_cb), impl);
4184 }
4185
4186 static void
4187 popup_position_func (GtkMenu   *menu,
4188                      gint      *x,
4189                      gint      *y,
4190                      gboolean  *push_in,
4191                      gpointer   user_data)
4192 {
4193   GtkAllocation allocation;
4194   GtkWidget *widget = GTK_WIDGET (user_data);
4195   GdkScreen *screen = gtk_widget_get_screen (widget);
4196   GtkRequisition req;
4197   gint monitor_num;
4198   GdkRectangle monitor;
4199
4200   g_return_if_fail (gtk_widget_get_realized (widget));
4201
4202   gdk_window_get_origin (gtk_widget_get_window (widget), x, y);
4203
4204   gtk_widget_get_preferred_size (GTK_WIDGET (menu),
4205                                  &req, NULL);
4206
4207   gtk_widget_get_allocation (widget, &allocation);
4208   *x += (allocation.width - req.width) / 2;
4209   *y += (allocation.height - req.height) / 2;
4210
4211   monitor_num = gdk_screen_get_monitor_at_point (screen, *x, *y);
4212   gtk_menu_set_monitor (menu, monitor_num);
4213   gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
4214
4215   *x = CLAMP (*x, monitor.x, monitor.x + MAX (0, monitor.width - req.width));
4216   *y = CLAMP (*y, monitor.y, monitor.y + MAX (0, monitor.height - req.height));
4217
4218   *push_in = FALSE;
4219 }
4220
4221 static void
4222 file_list_popup_menu (GtkFileChooserDefault *impl,
4223                       GdkEventButton        *event)
4224 {
4225   file_list_update_popup_menu (impl);
4226   if (event)
4227     gtk_menu_popup (GTK_MENU (impl->browse_files_popup_menu),
4228                     NULL, NULL, NULL, NULL,
4229                     event->button, event->time);
4230   else
4231     {
4232       gtk_menu_popup (GTK_MENU (impl->browse_files_popup_menu),
4233                       NULL, NULL,
4234                       popup_position_func, impl->browse_files_tree_view,
4235                       0, GDK_CURRENT_TIME);
4236       gtk_menu_shell_select_first (GTK_MENU_SHELL (impl->browse_files_popup_menu),
4237                                    FALSE);
4238     }
4239
4240 }
4241
4242 /* Callback used for the GtkWidget::popup-menu signal of the file list */
4243 static gboolean
4244 list_popup_menu_cb (GtkWidget *widget,
4245                     GtkFileChooserDefault *impl)
4246 {
4247   file_list_popup_menu (impl, NULL);
4248   return TRUE;
4249 }
4250
4251 /* Callback used when a button is pressed on the file list.  We trap button 3 to
4252  * bring up a popup menu.
4253  */
4254 static gboolean
4255 list_button_press_event_cb (GtkWidget             *widget,
4256                             GdkEventButton        *event,
4257                             GtkFileChooserDefault *impl)
4258 {
4259   static gboolean in_press = FALSE;
4260
4261   if (in_press)
4262     return FALSE;
4263
4264   if (event->button != 3)
4265     return FALSE;
4266
4267   in_press = TRUE;
4268   gtk_widget_event (impl->browse_files_tree_view, (GdkEvent *) event);
4269   in_press = FALSE;
4270
4271   file_list_popup_menu (impl, event);
4272   return TRUE;
4273 }
4274
4275 typedef struct {
4276   OperationMode operation_mode;
4277   gint general_column;
4278   gint model_column;
4279 } ColumnMap;
4280
4281 /* Sets the sort column IDs for the file list; needs to be done whenever we
4282  * change the model on the treeview.
4283  */
4284 static void
4285 file_list_set_sort_column_ids (GtkFileChooserDefault *impl)
4286 {
4287   gtk_tree_view_column_set_sort_column_id (impl->list_name_column, MODEL_COL_NAME);
4288   gtk_tree_view_column_set_sort_column_id (impl->list_mtime_column, MODEL_COL_MTIME);
4289   gtk_tree_view_column_set_sort_column_id (impl->list_size_column, MODEL_COL_SIZE);
4290 }
4291
4292 static gboolean
4293 file_list_query_tooltip_cb (GtkWidget  *widget,
4294                             gint        x,
4295                             gint        y,
4296                             gboolean    keyboard_tip,
4297                             GtkTooltip *tooltip,
4298                             gpointer    user_data)
4299 {
4300   GtkFileChooserDefault *impl = user_data;
4301   GtkTreeModel *model;
4302   GtkTreePath *path;
4303   GtkTreeIter iter;
4304   GFile *file;
4305   gchar *filename;
4306
4307   if (impl->operation_mode == OPERATION_MODE_BROWSE)
4308     return FALSE;
4309
4310
4311   if (!gtk_tree_view_get_tooltip_context (GTK_TREE_VIEW (impl->browse_files_tree_view),
4312                                           &x, &y,
4313                                           keyboard_tip,
4314                                           &model, &path, &iter))
4315     return FALSE;
4316
4317   gtk_tree_model_get (model, &iter,
4318                       MODEL_COL_FILE, &file,
4319                       -1);
4320
4321   if (file == NULL)
4322     {
4323       gtk_tree_path_free (path);
4324       return FALSE;
4325     }
4326
4327   filename = g_file_get_path (file);
4328   gtk_tooltip_set_text (tooltip, filename);
4329   gtk_tree_view_set_tooltip_row (GTK_TREE_VIEW (impl->browse_files_tree_view),
4330                                  tooltip,
4331                                  path);
4332
4333   g_free (filename);
4334   g_object_unref (file);
4335   gtk_tree_path_free (path);
4336
4337   return TRUE;
4338 }
4339
4340 static void
4341 set_icon_cell_renderer_fixed_size (GtkFileChooserDefault *impl, GtkCellRenderer *renderer)
4342 {
4343   gint xpad, ypad;
4344
4345   gtk_cell_renderer_get_padding (renderer, &xpad, &ypad);
4346   gtk_cell_renderer_set_fixed_size (renderer,
4347                                     xpad * 2 + impl->icon_size,
4348                                     ypad * 2 + impl->icon_size);
4349 }
4350
4351 /* Creates the widgets for the file list */
4352 static GtkWidget *
4353 create_file_list (GtkFileChooserDefault *impl)
4354 {
4355   GtkWidget *swin;
4356   GtkTreeSelection *selection;
4357   GtkTreeViewColumn *column;
4358   GtkCellRenderer *renderer;
4359
4360   /* Scrolled window */
4361   swin = gtk_scrolled_window_new (NULL, NULL);
4362   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swin),
4363                                   GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
4364   gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (swin),
4365                                        GTK_SHADOW_IN);
4366
4367   /* Tree/list view */
4368
4369   impl->browse_files_tree_view = gtk_tree_view_new ();
4370 #ifdef PROFILE_FILE_CHOOSER
4371   g_object_set_data (G_OBJECT (impl->browse_files_tree_view), "fmq-name", "file_list");
4372 #endif
4373   g_object_set_data (G_OBJECT (impl->browse_files_tree_view), I_("GtkFileChooserDefault"), impl);
4374   atk_object_set_name (gtk_widget_get_accessible (impl->browse_files_tree_view), _("Files"));
4375
4376   gtk_tree_view_set_rules_hint (GTK_TREE_VIEW (impl->browse_files_tree_view), TRUE);
4377   gtk_container_add (GTK_CONTAINER (swin), impl->browse_files_tree_view);
4378
4379   gtk_drag_dest_set (impl->browse_files_tree_view,
4380                      GTK_DEST_DEFAULT_ALL,
4381                      NULL, 0,
4382                      GDK_ACTION_COPY | GDK_ACTION_MOVE);
4383   gtk_drag_dest_add_uri_targets (impl->browse_files_tree_view);
4384
4385   g_signal_connect (impl->browse_files_tree_view, "row-activated",
4386                     G_CALLBACK (list_row_activated), impl);
4387   g_signal_connect (impl->browse_files_tree_view, "key-press-event",
4388                     G_CALLBACK (browse_files_key_press_event_cb), impl);
4389   g_signal_connect (impl->browse_files_tree_view, "popup-menu",
4390                     G_CALLBACK (list_popup_menu_cb), impl);
4391   g_signal_connect (impl->browse_files_tree_view, "button-press-event",
4392                     G_CALLBACK (list_button_press_event_cb), impl);
4393
4394   g_signal_connect (impl->browse_files_tree_view, "drag-data-received",
4395                     G_CALLBACK (file_list_drag_data_received_cb), impl);
4396   g_signal_connect (impl->browse_files_tree_view, "drag-drop",
4397                     G_CALLBACK (file_list_drag_drop_cb), impl);
4398   g_signal_connect (impl->browse_files_tree_view, "drag-motion",
4399                     G_CALLBACK (file_list_drag_motion_cb), impl);
4400
4401   g_object_set (impl->browse_files_tree_view, "has-tooltip", TRUE, NULL);
4402   g_signal_connect (impl->browse_files_tree_view, "query-tooltip",
4403                     G_CALLBACK (file_list_query_tooltip_cb), impl);
4404
4405   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
4406   gtk_tree_selection_set_select_function (selection,
4407                                           list_select_func,
4408                                           impl, NULL);
4409   gtk_tree_view_enable_model_drag_source (GTK_TREE_VIEW (impl->browse_files_tree_view),
4410                                           GDK_BUTTON1_MASK,
4411                                           NULL, 0,
4412                                           GDK_ACTION_COPY | GDK_ACTION_MOVE);
4413   gtk_drag_source_add_uri_targets (impl->browse_files_tree_view);
4414
4415   g_signal_connect (selection, "changed",
4416                     G_CALLBACK (list_selection_changed), impl);
4417
4418   /* Keep the column order in sync with update_cell_renderer_attributes() */
4419
4420   /* Filename column */
4421
4422   impl->list_name_column = gtk_tree_view_column_new ();
4423   gtk_tree_view_column_set_expand (impl->list_name_column, TRUE);
4424   gtk_tree_view_column_set_resizable (impl->list_name_column, TRUE);
4425   gtk_tree_view_column_set_title (impl->list_name_column, _("Name"));
4426
4427   renderer = gtk_cell_renderer_pixbuf_new ();
4428   /* We set a fixed size so that we get an empty slot even if no icons are loaded yet */
4429   set_icon_cell_renderer_fixed_size (impl, renderer);
4430   gtk_tree_view_column_pack_start (impl->list_name_column, renderer, FALSE);
4431
4432   impl->list_name_renderer = gtk_cell_renderer_text_new ();
4433   g_object_set (impl->list_name_renderer,
4434                 "ellipsize", PANGO_ELLIPSIZE_END,
4435                 NULL);
4436   g_signal_connect (impl->list_name_renderer, "edited",
4437                     G_CALLBACK (renderer_edited_cb), impl);
4438   g_signal_connect (impl->list_name_renderer, "editing-canceled",
4439                     G_CALLBACK (renderer_editing_canceled_cb), impl);
4440   gtk_tree_view_column_pack_start (impl->list_name_column, impl->list_name_renderer, TRUE);
4441
4442   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_files_tree_view), impl->list_name_column);
4443
4444   /* Size column */
4445
4446   column = gtk_tree_view_column_new ();
4447   gtk_tree_view_column_set_resizable (column, TRUE);
4448   gtk_tree_view_column_set_title (column, _("Size"));
4449
4450   renderer = gtk_cell_renderer_text_new ();
4451   g_object_set (renderer,
4452                 "alignment", PANGO_ALIGN_RIGHT,
4453                 NULL);
4454   gtk_tree_view_column_pack_start (column, renderer, TRUE); /* bug: it doesn't expand */
4455   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_files_tree_view), column);
4456   impl->list_size_column = column;
4457
4458   /* Modification time column */
4459
4460   column = gtk_tree_view_column_new ();
4461   gtk_tree_view_column_set_resizable (column, TRUE);
4462   gtk_tree_view_column_set_title (column, _("Modified"));
4463
4464   renderer = gtk_cell_renderer_text_new ();
4465   gtk_tree_view_column_pack_start (column, renderer, TRUE);
4466   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_files_tree_view), column);
4467   impl->list_mtime_column = column;
4468
4469   file_list_set_sort_column_ids (impl);
4470   update_cell_renderer_attributes (impl);
4471
4472   gtk_widget_show_all (swin);
4473
4474   return swin;
4475 }
4476
4477 /* Creates the widgets for the files/folders pane */
4478 static GtkWidget *
4479 file_pane_create (GtkFileChooserDefault *impl,
4480                   GtkSizeGroup          *size_group)
4481 {
4482   GtkWidget *vbox;
4483   GtkWidget *hbox;
4484   GtkWidget *widget;
4485
4486   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
4487   gtk_widget_show (vbox);
4488
4489   /* Box for lists and preview */
4490
4491   hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, PREVIEW_HBOX_SPACING);
4492   gtk_box_pack_start (GTK_BOX (vbox), hbox, TRUE, TRUE, 0);
4493   gtk_widget_show (hbox);
4494
4495   /* File list */
4496
4497   widget = create_file_list (impl);
4498   gtk_box_pack_start (GTK_BOX (hbox), widget, TRUE, TRUE, 0);
4499   gtk_size_group_add_widget (size_group, widget);
4500
4501   /* Preview */
4502
4503   impl->preview_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
4504   gtk_box_pack_start (GTK_BOX (hbox), impl->preview_box, FALSE, FALSE, 0);
4505   /* Don't show preview box initially */
4506
4507   /* Filter combo */
4508
4509   impl->filter_combo_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
4510
4511   widget = filter_create (impl);
4512
4513   gtk_widget_show (widget);
4514   gtk_box_pack_end (GTK_BOX (impl->filter_combo_hbox), widget, FALSE, FALSE, 0);
4515
4516   gtk_box_pack_end (GTK_BOX (vbox), impl->filter_combo_hbox, FALSE, FALSE, 0);
4517
4518   return vbox;
4519 }
4520
4521 static void
4522 location_entry_create (GtkFileChooserDefault *impl)
4523 {
4524   if (!impl->location_entry)
4525     impl->location_entry = _gtk_file_chooser_entry_new (TRUE);
4526
4527   _gtk_file_chooser_entry_set_file_system (GTK_FILE_CHOOSER_ENTRY (impl->location_entry),
4528                                            impl->file_system);
4529   _gtk_file_chooser_entry_set_local_only (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->local_only);
4530   _gtk_file_chooser_entry_set_action (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->action);
4531   gtk_entry_set_width_chars (GTK_ENTRY (impl->location_entry), 45);
4532   gtk_entry_set_activates_default (GTK_ENTRY (impl->location_entry), TRUE);
4533 }
4534
4535 /* Creates the widgets specific to Save mode */
4536 static void
4537 save_widgets_create (GtkFileChooserDefault *impl)
4538 {
4539   GtkWidget *vbox;
4540   GtkWidget *widget;
4541
4542   if (impl->save_widgets != NULL)
4543     return;
4544
4545   location_switch_to_path_bar (impl);
4546
4547   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
4548
4549   impl->save_widgets_table = gtk_grid_new ();
4550   gtk_box_pack_start (GTK_BOX (vbox), impl->save_widgets_table, FALSE, FALSE, 0);
4551   gtk_widget_show (impl->save_widgets_table);
4552   gtk_grid_set_row_spacing (GTK_GRID (impl->save_widgets_table), 12);
4553   gtk_grid_set_column_spacing (GTK_GRID (impl->save_widgets_table), 12);
4554
4555   /* Label */
4556
4557   widget = gtk_label_new_with_mnemonic (_("_Name:"));
4558   gtk_widget_set_halign (widget, GTK_ALIGN_START);
4559   gtk_widget_set_valign (widget, GTK_ALIGN_CENTER);
4560   gtk_grid_attach (GTK_GRID (impl->save_widgets_table), widget, 0, 0, 1, 1);
4561   gtk_widget_show (widget);
4562
4563   /* Location entry */
4564
4565   location_entry_create (impl);
4566   gtk_widget_set_hexpand (impl->location_entry, TRUE);
4567   gtk_grid_attach (GTK_GRID (impl->save_widgets_table), impl->location_entry, 1, 0, 1, 1);
4568   gtk_widget_show (impl->location_entry);
4569   gtk_label_set_mnemonic_widget (GTK_LABEL (widget), impl->location_entry);
4570
4571   /* Folder combo */
4572   impl->save_folder_label = gtk_label_new (NULL);
4573   gtk_widget_set_halign (impl->save_folder_label, GTK_ALIGN_START);
4574   gtk_widget_set_valign (impl->save_folder_label, GTK_ALIGN_CENTER);
4575   gtk_grid_attach (GTK_GRID (impl->save_widgets_table), impl->save_folder_label, 0, 1, 1, 1);
4576   gtk_widget_show (impl->save_folder_label);
4577
4578   impl->save_widgets = vbox;
4579   gtk_box_pack_start (GTK_BOX (impl), impl->save_widgets, FALSE, FALSE, 0);
4580   gtk_box_reorder_child (GTK_BOX (impl), impl->save_widgets, 0);
4581   gtk_widget_show (impl->save_widgets);
4582 }
4583
4584 /* Destroys the widgets specific to Save mode */
4585 static void
4586 save_widgets_destroy (GtkFileChooserDefault *impl)
4587 {
4588   if (impl->save_widgets == NULL)
4589     return;
4590
4591   gtk_widget_destroy (impl->save_widgets);
4592   impl->save_widgets = NULL;
4593   impl->save_widgets_table = NULL;
4594   impl->location_entry = NULL;
4595   impl->save_folder_label = NULL;
4596 }
4597
4598 /* Turns on the path bar widget.  Can be called even if we are already in that
4599  * mode.
4600  */
4601 static void
4602 location_switch_to_path_bar (GtkFileChooserDefault *impl)
4603 {
4604   if (impl->location_entry)
4605     {
4606       gtk_widget_destroy (impl->location_entry);
4607       impl->location_entry = NULL;
4608     }
4609
4610   gtk_widget_hide (impl->location_entry_box);
4611 }
4612
4613 /* Turns on the location entry.  Can be called even if we are already in that
4614  * mode.
4615  */
4616 static void
4617 location_switch_to_filename_entry (GtkFileChooserDefault *impl)
4618 {
4619   /* when in search or recent files mode, we are not showing the
4620    * location_entry_box container, so there's no point in switching
4621    * to it.
4622    */
4623   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
4624       impl->operation_mode == OPERATION_MODE_RECENT)
4625     return;
4626
4627   if (impl->location_entry)
4628     {
4629       gtk_widget_destroy (impl->location_entry);
4630       impl->location_entry = NULL;
4631     }
4632
4633   /* Box */
4634
4635   gtk_widget_show (impl->location_entry_box);
4636
4637   /* Entry */
4638
4639   location_entry_create (impl);
4640   gtk_box_pack_start (GTK_BOX (impl->location_entry_box), impl->location_entry, TRUE, TRUE, 0);
4641   gtk_label_set_mnemonic_widget (GTK_LABEL (impl->location_label), impl->location_entry);
4642
4643   /* Configure the entry */
4644
4645   _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->current_folder);
4646
4647   /* Done */
4648
4649   gtk_widget_show (impl->location_entry);
4650   gtk_widget_grab_focus (impl->location_entry);
4651 }
4652
4653 /* Sets a new location mode.  set_buttons determines whether the toggle button
4654  * for the mode will also be changed.
4655  */
4656 static void
4657 location_mode_set (GtkFileChooserDefault *impl,
4658                    LocationMode new_mode,
4659                    gboolean set_button)
4660 {
4661   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
4662       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
4663     {
4664       GtkWindow *toplevel;
4665       GtkWidget *current_focus;
4666       gboolean button_active;
4667       gboolean switch_to_file_list;
4668
4669       switch (new_mode)
4670         {
4671         case LOCATION_MODE_PATH_BAR:
4672           button_active = FALSE;
4673
4674           /* The location_entry will disappear when we switch to path bar mode.  So,
4675            * we'll focus the file list in that case, to avoid having a window with
4676            * no focused widget.
4677            */
4678           toplevel = get_toplevel (GTK_WIDGET (impl));
4679           switch_to_file_list = FALSE;
4680           if (toplevel)
4681             {
4682               current_focus = gtk_window_get_focus (toplevel);
4683               if (!current_focus || current_focus == impl->location_entry)
4684                 switch_to_file_list = TRUE;
4685             }
4686
4687           location_switch_to_path_bar (impl);
4688
4689           if (switch_to_file_list)
4690             gtk_widget_grab_focus (impl->browse_files_tree_view);
4691
4692           break;
4693
4694         case LOCATION_MODE_FILENAME_ENTRY:
4695           button_active = TRUE;
4696           location_switch_to_filename_entry (impl);
4697           break;
4698
4699         default:
4700           g_assert_not_reached ();
4701           return;
4702         }
4703
4704       if (set_button)
4705         {
4706           g_signal_handlers_block_by_func (impl->location_button,
4707                                            G_CALLBACK (location_button_toggled_cb), impl);
4708
4709           gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (impl->location_button), button_active);
4710
4711           g_signal_handlers_unblock_by_func (impl->location_button,
4712                                              G_CALLBACK (location_button_toggled_cb), impl);
4713         }
4714     }
4715
4716   impl->location_mode = new_mode;
4717 }
4718
4719 static void
4720 location_toggle_popup_handler (GtkFileChooserDefault *impl)
4721 {
4722   /* when in search or recent files mode, we are not showing the
4723    * location_entry_box container, so there's no point in switching
4724    * to it.
4725    */
4726   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
4727       impl->operation_mode == OPERATION_MODE_RECENT)
4728     return;
4729
4730   /* If the file entry is not visible, show it.
4731    * If it is visible, turn it off only if it is focused.  Otherwise, switch to the entry.
4732    */
4733   if (impl->location_mode == LOCATION_MODE_PATH_BAR)
4734     {
4735       location_mode_set (impl, LOCATION_MODE_FILENAME_ENTRY, TRUE);
4736     }
4737   else if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)
4738     {
4739       if (gtk_widget_has_focus (impl->location_entry))
4740         {
4741           location_mode_set (impl, LOCATION_MODE_PATH_BAR, TRUE);
4742         }
4743       else
4744         {
4745           gtk_widget_grab_focus (impl->location_entry);
4746         }
4747     }
4748 }
4749
4750 /* Callback used when one of the location mode buttons is toggled */
4751 static void
4752 location_button_toggled_cb (GtkToggleButton *toggle,
4753                             GtkFileChooserDefault *impl)
4754 {
4755   gboolean is_active;
4756   LocationMode new_mode;
4757
4758   is_active = gtk_toggle_button_get_active (toggle);
4759
4760   if (is_active)
4761     {
4762       g_assert (impl->location_mode == LOCATION_MODE_PATH_BAR);
4763       new_mode = LOCATION_MODE_FILENAME_ENTRY;
4764     }
4765   else
4766     {
4767       g_assert (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY);
4768       new_mode = LOCATION_MODE_PATH_BAR;
4769     }
4770
4771   location_mode_set (impl, new_mode, FALSE);
4772 }
4773
4774 /* Creates a toggle button for the location entry. */
4775 static void
4776 location_button_create (GtkFileChooserDefault *impl)
4777 {
4778   GtkWidget *image;
4779   const char *str;
4780
4781   image = gtk_image_new_from_stock (GTK_STOCK_EDIT, GTK_ICON_SIZE_BUTTON);
4782   gtk_widget_show (image);
4783
4784   impl->location_button = g_object_new (GTK_TYPE_TOGGLE_BUTTON,
4785                                         "image", image,
4786                                         NULL);
4787
4788   g_signal_connect (impl->location_button, "toggled",
4789                     G_CALLBACK (location_button_toggled_cb), impl);
4790
4791   str = _("Type a file name");
4792
4793   gtk_widget_set_tooltip_text (impl->location_button, str);
4794   atk_object_set_name (gtk_widget_get_accessible (impl->location_button), str);
4795 }
4796
4797 typedef enum {
4798   PATH_BAR_FOLDER_PATH,
4799   PATH_BAR_SELECT_A_FOLDER,
4800   PATH_BAR_ERROR_NO_FILENAME,
4801   PATH_BAR_ERROR_NO_FOLDER,
4802   PATH_BAR_RECENTLY_USED,
4803   PATH_BAR_SEARCH
4804 } PathBarMode;
4805
4806 /* Creates the info bar for informational messages or warnings, with its icon and label */
4807 static void
4808 info_bar_create (GtkFileChooserDefault *impl)
4809 {
4810   GtkWidget *content_area;
4811
4812   impl->browse_select_a_folder_info_bar = gtk_info_bar_new ();
4813   impl->browse_select_a_folder_icon = gtk_image_new_from_stock (GTK_STOCK_DIRECTORY, GTK_ICON_SIZE_MENU);
4814   impl->browse_select_a_folder_label = gtk_label_new (NULL);
4815
4816   content_area = gtk_info_bar_get_content_area (GTK_INFO_BAR (impl->browse_select_a_folder_info_bar));
4817
4818   gtk_box_pack_start (GTK_BOX (content_area), impl->browse_select_a_folder_icon, FALSE, FALSE, 0);
4819   gtk_box_pack_start (GTK_BOX (content_area), impl->browse_select_a_folder_label, FALSE, FALSE, 0);
4820
4821   gtk_widget_show (impl->browse_select_a_folder_icon);
4822   gtk_widget_show (impl->browse_select_a_folder_label);
4823 }
4824
4825 /* Sets the info bar to show the appropriate informational or warning message */
4826 static void
4827 info_bar_set (GtkFileChooserDefault *impl, PathBarMode mode)
4828 {
4829   char *str;
4830   gboolean free_str;
4831   GtkMessageType message_type;
4832
4833   free_str = FALSE;
4834
4835   switch (mode)
4836     {
4837     case PATH_BAR_SELECT_A_FOLDER:
4838       str = g_strconcat ("<i>", _("Please select a folder below"), "</i>", NULL);
4839       free_str = TRUE;
4840       message_type = GTK_MESSAGE_OTHER;
4841       break;
4842
4843     case PATH_BAR_ERROR_NO_FILENAME:
4844       str = _("Please type a file name");
4845       message_type = GTK_MESSAGE_WARNING;
4846       break;
4847
4848     case PATH_BAR_ERROR_NO_FOLDER:
4849       str = _("Please select a folder below");
4850       message_type = GTK_MESSAGE_WARNING;
4851       break;
4852
4853     default:
4854       g_assert_not_reached ();
4855       return;
4856     }
4857
4858   gtk_info_bar_set_message_type (GTK_INFO_BAR (impl->browse_select_a_folder_info_bar), message_type);
4859   gtk_image_set_from_stock (GTK_IMAGE (impl->browse_select_a_folder_icon),
4860                             (message_type == GTK_MESSAGE_WARNING) ? GTK_STOCK_DIALOG_WARNING : GTK_STOCK_DIRECTORY,
4861                             GTK_ICON_SIZE_MENU);
4862   gtk_label_set_markup (GTK_LABEL (impl->browse_select_a_folder_label), str);
4863
4864   if (free_str)
4865     g_free (str);
4866 }
4867
4868 /* Creates the icon and label used to show that the file chooser is in Search or Recently-used mode */
4869 static void
4870 special_mode_widgets_create (GtkFileChooserDefault *impl)
4871 {
4872   impl->browse_special_mode_icon = gtk_image_new ();
4873   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_special_mode_icon);
4874   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_special_mode_icon, FALSE, FALSE, 0);
4875
4876   impl->browse_special_mode_label = gtk_label_new (NULL);
4877   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_special_mode_label);
4878   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_special_mode_label, FALSE, FALSE, 0);
4879 }
4880
4881 /* Creates the path bar's container and eveyrthing that goes in it: location button, pathbar, info bar, and Create Folder button */
4882 static void
4883 path_bar_widgets_create (GtkFileChooserDefault *impl)
4884 {
4885   /* Location widgets - note browse_path_bar_hbox is packed in the right place until switch_path_bar() */
4886   impl->browse_path_bar_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
4887   gtk_widget_show (impl->browse_path_bar_hbox);
4888
4889   /* Size group that allows the path bar to be the same size between modes */
4890   impl->browse_path_bar_size_group = gtk_size_group_new (GTK_SIZE_GROUP_VERTICAL);
4891   gtk_size_group_set_ignore_hidden (impl->browse_path_bar_size_group, FALSE);
4892
4893   /* Location button */
4894   location_button_create (impl);
4895   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->location_button);
4896   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->location_button, FALSE, FALSE, 0);
4897
4898   /* Path bar */
4899   impl->browse_path_bar = g_object_new (GTK_TYPE_PATH_BAR, NULL);
4900   _gtk_path_bar_set_file_system (GTK_PATH_BAR (impl->browse_path_bar), impl->file_system);
4901   g_signal_connect (impl->browse_path_bar, "path-clicked", G_CALLBACK (path_bar_clicked), impl);
4902
4903   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_path_bar);
4904   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_path_bar, TRUE, TRUE, 0);
4905
4906   /* Info bar */
4907   info_bar_create (impl);
4908   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_select_a_folder_info_bar);
4909   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_select_a_folder_info_bar, TRUE, TRUE, 0);
4910
4911   /* Widgets for special modes (recently-used in Open mode, Search mode) */
4912   special_mode_widgets_create (impl);
4913
4914   /* Create Folder */
4915   impl->browse_new_folder_button = gtk_button_new_with_mnemonic (_("Create Fo_lder"));
4916   g_signal_connect (impl->browse_new_folder_button, "clicked",
4917                     G_CALLBACK (new_folder_button_clicked), impl);
4918   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_new_folder_button);
4919   gtk_box_pack_end (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_new_folder_button, FALSE, FALSE, 0);
4920 }
4921
4922 /* Sets the path bar's mode to show a label, the actual folder path, or a
4923  * warning message.  You may call this function with PATH_BAR_ERROR_* directly
4924  * if the pathbar is already showing the widgets you expect; otherwise, call
4925  * path_bar_update() instead to set the appropriate widgets automatically.
4926  */
4927 static void
4928 path_bar_set_mode (GtkFileChooserDefault *impl, PathBarMode mode)
4929 {
4930   gboolean path_bar_visible             = FALSE;
4931   gboolean special_mode_widgets_visible = FALSE;
4932   gboolean info_bar_visible             = FALSE;
4933   gboolean create_folder_visible        = FALSE;
4934
4935   char *tmp;
4936
4937   switch (mode)
4938     {
4939     case PATH_BAR_FOLDER_PATH:
4940       path_bar_visible = TRUE;
4941       break;
4942
4943     case PATH_BAR_SELECT_A_FOLDER:
4944     case PATH_BAR_ERROR_NO_FILENAME:
4945     case PATH_BAR_ERROR_NO_FOLDER:
4946       info_bar_set (impl, mode);
4947       info_bar_visible = TRUE;
4948       break;
4949
4950     case PATH_BAR_RECENTLY_USED:
4951       gtk_image_set_from_icon_name (GTK_IMAGE (impl->browse_special_mode_icon), "document-open-recent", GTK_ICON_SIZE_BUTTON);
4952
4953       tmp = g_strdup_printf ("<b>%s</b>", _("Recently Used"));
4954       gtk_label_set_markup (GTK_LABEL (impl->browse_special_mode_label), tmp);
4955       g_free (tmp);
4956
4957       special_mode_widgets_visible = TRUE;
4958       break;
4959
4960     case PATH_BAR_SEARCH:
4961       gtk_image_set_from_stock (GTK_IMAGE (impl->browse_special_mode_icon), GTK_STOCK_FIND, GTK_ICON_SIZE_BUTTON);
4962
4963       tmp = g_strdup_printf ("<b>%s</b>", _("Search:"));
4964       gtk_label_set_markup (GTK_LABEL (impl->browse_special_mode_label), tmp);
4965       g_free (tmp);
4966
4967       special_mode_widgets_visible = TRUE;
4968       break;
4969
4970     default:
4971       g_assert_not_reached ();
4972     }
4973
4974   gtk_widget_set_visible (impl->browse_path_bar,                        path_bar_visible);
4975   gtk_widget_set_visible (impl->browse_special_mode_icon,               special_mode_widgets_visible);
4976   gtk_widget_set_visible (impl->browse_special_mode_label,              special_mode_widgets_visible);
4977   gtk_widget_set_visible (impl->browse_select_a_folder_info_bar,        info_bar_visible);
4978
4979   if (path_bar_visible)
4980     {
4981       if (impl->create_folders
4982           && impl->action != GTK_FILE_CHOOSER_ACTION_OPEN
4983           && impl->operation_mode != OPERATION_MODE_RECENT)
4984         create_folder_visible = TRUE;
4985     }
4986
4987   gtk_widget_set_visible (impl->browse_new_folder_button,               create_folder_visible);
4988 }
4989
4990 /* Creates the main hpaned with the widgets shared by Open and Save mode */
4991 static void
4992 browse_widgets_create (GtkFileChooserDefault *impl)
4993 {
4994   GtkWidget *hpaned;
4995   GtkWidget *widget;
4996   GtkSizeGroup *size_group;
4997
4998   impl->browse_widgets_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
4999   gtk_box_pack_start (GTK_BOX (impl), impl->browse_widgets_box, TRUE, TRUE, 0);
5000   gtk_widget_show (impl->browse_widgets_box);
5001
5002   impl->browse_header_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
5003   gtk_box_pack_start (GTK_BOX (impl->browse_widgets_box), impl->browse_header_box, FALSE, FALSE, 0);
5004   gtk_widget_show (impl->browse_header_box);
5005
5006   /* Path bar, info bar, and their respective machinery - the browse_path_bar_hbox will get packed elsewhere */
5007   path_bar_widgets_create (impl);
5008
5009   /* Box for the location label and entry */
5010
5011   impl->location_entry_box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
5012   gtk_box_pack_start (GTK_BOX (impl->browse_header_box), impl->location_entry_box, FALSE, FALSE, 0);
5013
5014   impl->location_label = gtk_label_new_with_mnemonic (_("_Location:"));
5015   gtk_widget_show (impl->location_label);
5016   gtk_box_pack_start (GTK_BOX (impl->location_entry_box), impl->location_label, FALSE, FALSE, 0);
5017
5018   /* size group is used by the scrolled windows of the panes */
5019   size_group = gtk_size_group_new (GTK_SIZE_GROUP_VERTICAL);
5020
5021   /* Paned widget */
5022
5023   hpaned = gtk_paned_new (GTK_ORIENTATION_HORIZONTAL);
5024   gtk_widget_show (hpaned);
5025   gtk_box_pack_start (GTK_BOX (impl->browse_widgets_box), hpaned, TRUE, TRUE, 0);
5026
5027   widget = shortcuts_pane_create (impl, size_group);
5028   gtk_paned_pack1 (GTK_PANED (hpaned), widget, FALSE, FALSE);
5029   widget = file_pane_create (impl, size_group);
5030   gtk_paned_pack2 (GTK_PANED (hpaned), widget, TRUE, FALSE);
5031   gtk_paned_set_position (GTK_PANED (hpaned), 148);
5032   g_object_unref (size_group);
5033 }
5034
5035 static GObject*
5036 gtk_file_chooser_default_constructor (GType                  type,
5037                                       guint                  n_construct_properties,
5038                                       GObjectConstructParam *construct_params)
5039 {
5040   GtkFileChooserDefault *impl;
5041   GObject *object;
5042
5043   profile_start ("start", NULL);
5044
5045   object = G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->constructor (type,
5046                                                                                 n_construct_properties,
5047                                                                                 construct_params);
5048   impl = GTK_FILE_CHOOSER_DEFAULT (object);
5049
5050   g_assert (impl->file_system);
5051
5052   gtk_widget_push_composite_child ();
5053
5054   /* Shortcuts model */
5055   shortcuts_model_create (impl);
5056
5057   /* The browse widgets */
5058   browse_widgets_create (impl);
5059
5060   /* Alignment to hold extra widget */
5061   impl->extra_align = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
5062   gtk_widget_set_halign (impl->extra_align, GTK_ALIGN_START);
5063   gtk_widget_set_valign (impl->extra_align, GTK_ALIGN_CENTER);
5064   gtk_box_pack_start (GTK_BOX (impl), impl->extra_align, FALSE, FALSE, 0);
5065
5066   gtk_widget_pop_composite_child ();
5067   update_appearance (impl);
5068
5069   profile_end ("end", NULL);
5070
5071   return object;
5072 }
5073
5074 /* Sets the extra_widget by packing it in the appropriate place */
5075 static void
5076 set_extra_widget (GtkFileChooserDefault *impl,
5077                   GtkWidget             *extra_widget)
5078 {
5079   if (extra_widget)
5080     {
5081       g_object_ref (extra_widget);
5082       /* FIXME: is this right ? */
5083       gtk_widget_show (extra_widget);
5084     }
5085
5086   if (impl->extra_widget)
5087     {
5088       gtk_container_remove (GTK_CONTAINER (impl->extra_align), impl->extra_widget);
5089       g_object_unref (impl->extra_widget);
5090     }
5091
5092   impl->extra_widget = extra_widget;
5093   if (impl->extra_widget)
5094     {
5095       gtk_container_add (GTK_CONTAINER (impl->extra_align), impl->extra_widget);
5096       gtk_widget_show (impl->extra_align);
5097     }
5098   else
5099     gtk_widget_hide (impl->extra_align);
5100 }
5101
5102 static void
5103 set_local_only (GtkFileChooserDefault *impl,
5104                 gboolean               local_only)
5105 {
5106   if (local_only != impl->local_only)
5107     {
5108       impl->local_only = local_only;
5109
5110       if (impl->location_entry)
5111         _gtk_file_chooser_entry_set_local_only (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), local_only);
5112
5113       if (impl->shortcuts_model && impl->file_system)
5114         {
5115           shortcuts_add_volumes (impl);
5116           shortcuts_add_bookmarks (impl);
5117         }
5118
5119       if (local_only && impl->current_folder &&
5120            !g_file_is_native (impl->current_folder))
5121         {
5122           /* If we are pointing to a non-local folder, make an effort to change
5123            * back to a local folder, but it's really up to the app to not cause
5124            * such a situation, so we ignore errors.
5125            */
5126           const gchar *home = g_get_home_dir ();
5127           GFile *home_file;
5128
5129           if (home == NULL)
5130             return;
5131
5132           home_file = g_file_new_for_path (home);
5133
5134           gtk_file_chooser_set_current_folder_file (GTK_FILE_CHOOSER (impl), home_file, NULL);
5135
5136           g_object_unref (home_file);
5137         }
5138     }
5139 }
5140
5141 static void
5142 volumes_bookmarks_changed_cb (GtkFileSystem         *file_system,
5143                               GtkFileChooserDefault *impl)
5144 {
5145   shortcuts_add_volumes (impl);
5146   shortcuts_add_bookmarks (impl);
5147
5148   bookmarks_check_add_sensitivity (impl);
5149   bookmarks_check_remove_sensitivity (impl);
5150   shortcuts_check_popup_sensitivity (impl);
5151 }
5152
5153 /* Sets the file chooser to multiple selection mode */
5154 static void
5155 set_select_multiple (GtkFileChooserDefault *impl,
5156                      gboolean               select_multiple,
5157                      gboolean               property_notify)
5158 {
5159   GtkTreeSelection *selection;
5160   GtkSelectionMode mode;
5161
5162   if (select_multiple == impl->select_multiple)
5163     return;
5164
5165   mode = select_multiple ? GTK_SELECTION_MULTIPLE : GTK_SELECTION_BROWSE;
5166
5167   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
5168   gtk_tree_selection_set_mode (selection, mode);
5169
5170   gtk_tree_view_set_rubber_banding (GTK_TREE_VIEW (impl->browse_files_tree_view), select_multiple);
5171
5172   impl->select_multiple = select_multiple;
5173   g_object_notify (G_OBJECT (impl), "select-multiple");
5174
5175   check_preview_change (impl);
5176 }
5177
5178 static void
5179 set_file_system_backend (GtkFileChooserDefault *impl)
5180 {
5181   profile_start ("start for backend", "default");
5182
5183   impl->file_system = _gtk_file_system_new ();
5184
5185   g_signal_connect (impl->file_system, "volumes-changed",
5186                     G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5187   g_signal_connect (impl->file_system, "bookmarks-changed",
5188                     G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5189
5190   profile_end ("end", NULL);
5191 }
5192
5193 static void
5194 unset_file_system_backend (GtkFileChooserDefault *impl)
5195 {
5196   g_signal_handlers_disconnect_by_func (impl->file_system,
5197                                         G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5198
5199   g_object_unref (impl->file_system);
5200
5201   impl->file_system = NULL;
5202 }
5203
5204 /* Saves the widgets around the pathbar so they can be reparented later
5205  * in the correct place.  This function must be called paired with
5206  * restore_path_bar().
5207  */
5208 static void
5209 save_path_bar (GtkFileChooserDefault *impl)
5210 {
5211   GtkWidget *parent;
5212
5213   g_object_ref (impl->browse_path_bar_hbox);
5214
5215   parent = gtk_widget_get_parent (impl->browse_path_bar_hbox);
5216   if (parent)
5217     gtk_container_remove (GTK_CONTAINER (parent), impl->browse_path_bar_hbox);
5218 }
5219
5220 /* Reparents the path bar and the "Create folder" button to the right place:
5221  * Above the file list in Open mode, or to the right of the "Save in folder:"
5222  * label in Save mode.  The save_path_bar() function must be called before this
5223  * one.
5224  */
5225 static void
5226 restore_path_bar (GtkFileChooserDefault *impl)
5227 {
5228   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
5229       || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5230     {
5231       gtk_box_pack_start (GTK_BOX (impl->browse_header_box), impl->browse_path_bar_hbox, FALSE, FALSE, 0);
5232       gtk_box_reorder_child (GTK_BOX (impl->browse_header_box), impl->browse_path_bar_hbox, 0);
5233     }
5234   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
5235            || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5236     {
5237       gtk_widget_set_hexpand (impl->browse_path_bar_hbox, TRUE);
5238       gtk_grid_attach (GTK_GRID (impl->save_widgets_table), impl->browse_path_bar_hbox, 1, 1, 1, 1);
5239       gtk_label_set_mnemonic_widget (GTK_LABEL (impl->save_folder_label), impl->browse_path_bar);
5240     }
5241   else
5242     g_assert_not_reached ();
5243
5244   g_object_unref (impl->browse_path_bar_hbox);
5245 }
5246
5247 /* Takes the folder stored in a row in the recent_model, and puts it in the pathbar */
5248 static void
5249 put_recent_folder_in_pathbar (GtkFileChooserDefault *impl, GtkTreeIter *iter)
5250 {
5251   GFile *file;
5252
5253   gtk_tree_model_get (GTK_TREE_MODEL (impl->recent_model), iter,
5254                       MODEL_COL_FILE, &file,
5255                       -1);
5256   _gtk_path_bar_set_file (GTK_PATH_BAR (impl->browse_path_bar), file, FALSE, NULL); /* NULL-GError */
5257   g_object_unref (file);
5258 }
5259
5260 /* Sets the pathbar in the appropriate mode according to the current operation mode and action.  This is the central function for
5261  * dealing with the pathbar's widgets; as long as impl->action and impl->operation_mode are set correctly, then calling this
5262  * function will update all the pathbar's widgets.
5263  */
5264 static void
5265 path_bar_update (GtkFileChooserDefault *impl)
5266 {
5267   PathBarMode mode;
5268
5269   switch (impl->operation_mode)
5270     {
5271     case OPERATION_MODE_BROWSE:
5272       mode = PATH_BAR_FOLDER_PATH;
5273       break;
5274
5275     case OPERATION_MODE_RECENT:
5276       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
5277         {
5278           GtkTreeSelection *selection;
5279           gboolean have_selected;
5280           GtkTreeIter iter;
5281
5282           selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
5283
5284           /* Save mode means single-selection mode, so the following is valid */
5285           have_selected = gtk_tree_selection_get_selected (selection, NULL, &iter);
5286
5287           if (have_selected)
5288             {
5289               mode = PATH_BAR_FOLDER_PATH;
5290               put_recent_folder_in_pathbar (impl, &iter);
5291             }
5292           else
5293             mode = PATH_BAR_SELECT_A_FOLDER;
5294         }
5295       else
5296         mode = PATH_BAR_RECENTLY_USED;
5297
5298       break;
5299
5300     case OPERATION_MODE_SEARCH:
5301       mode = PATH_BAR_SEARCH;
5302       break;
5303
5304     default:
5305       g_assert_not_reached ();
5306       return;
5307     }
5308
5309   path_bar_set_mode (impl, mode);
5310 }
5311
5312 static void
5313 operation_mode_discard_search_widgets (GtkFileChooserDefault *impl)
5314 {
5315   if (impl->search_hbox)
5316     {
5317       gtk_widget_destroy (impl->search_hbox);
5318
5319       impl->search_hbox = NULL;
5320       impl->search_entry = NULL;
5321     }
5322 }
5323
5324 /* Stops running operations like populating the browse model, searches, and the recent-files model */
5325 static void
5326 operation_mode_stop (GtkFileChooserDefault *impl, OperationMode mode)
5327 {
5328   switch (mode)
5329     {
5330     case OPERATION_MODE_BROWSE:
5331       stop_loading_and_clear_list_model (impl, TRUE);
5332       break;
5333
5334     case OPERATION_MODE_SEARCH:
5335       search_stop_searching (impl, FALSE);
5336       search_clear_model (impl, TRUE);
5337
5338       operation_mode_discard_search_widgets (impl);
5339       break;
5340
5341     case OPERATION_MODE_RECENT:
5342       recent_stop_loading (impl);
5343       recent_clear_model (impl, TRUE);
5344       break;
5345
5346     default:
5347       g_assert_not_reached ();
5348     }
5349 }
5350
5351 static void
5352 operation_mode_set_browse (GtkFileChooserDefault *impl)
5353 {
5354   path_bar_update (impl);
5355
5356   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5357       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5358     {
5359       gtk_widget_show (impl->location_button);
5360       location_mode_set (impl, impl->location_mode, TRUE);
5361
5362       if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)
5363         gtk_widget_show (impl->location_entry_box);
5364     }
5365 }
5366
5367 static void
5368 operation_mode_set_search (GtkFileChooserDefault *impl)
5369 {
5370   g_assert (impl->search_hbox == NULL);
5371   g_assert (impl->search_entry == NULL);
5372   g_assert (impl->search_model == NULL);
5373
5374   search_setup_widgets (impl);
5375 }
5376
5377 static void
5378 operation_mode_set_recent (GtkFileChooserDefault *impl)
5379 {
5380   path_bar_update (impl);
5381
5382   /* Hide the location widgets temporarily */
5383   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5384       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5385     {
5386       gtk_widget_hide (impl->location_button);
5387       gtk_widget_hide (impl->location_entry_box);
5388     }
5389
5390   recent_start_loading (impl);
5391 }
5392
5393 /* Sometimes we need to frob the selection in the shortcuts list manually */
5394 static void
5395 shortcuts_select_item_without_activating (GtkFileChooserDefault *impl, int pos)
5396 {
5397   GtkTreeSelection *selection;
5398   GtkTreePath *path;
5399
5400   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
5401
5402   g_signal_handlers_block_by_func (selection, G_CALLBACK (shortcuts_selection_changed_cb), impl);
5403
5404   path = gtk_tree_path_new_from_indices (pos, -1);
5405   gtk_tree_selection_select_path (selection, path);
5406   gtk_tree_path_free (path);
5407
5408   g_signal_handlers_unblock_by_func (selection, G_CALLBACK (shortcuts_selection_changed_cb), impl);
5409 }
5410
5411 static void
5412 operation_mode_set (GtkFileChooserDefault *impl, OperationMode mode)
5413 {
5414   ShortcutsIndex shortcut_to_select;
5415
5416   operation_mode_stop (impl, impl->operation_mode);
5417
5418   impl->operation_mode = mode;
5419
5420   switch (impl->operation_mode)
5421     {
5422     case OPERATION_MODE_BROWSE:
5423       operation_mode_set_browse (impl);
5424       shortcut_to_select = SHORTCUTS_CURRENT_FOLDER;
5425       break;
5426
5427     case OPERATION_MODE_SEARCH:
5428       operation_mode_set_search (impl);
5429       shortcut_to_select = SHORTCUTS_SEARCH;
5430       break;
5431
5432     case OPERATION_MODE_RECENT:
5433       operation_mode_set_recent (impl);
5434       shortcut_to_select = SHORTCUTS_RECENT;
5435       break;
5436
5437     default:
5438       g_assert_not_reached ();
5439       return;
5440     }
5441
5442   if (shortcut_to_select != SHORTCUTS_CURRENT_FOLDER)
5443     shortcuts_select_item_without_activating (impl, shortcuts_get_index (impl, shortcut_to_select));
5444 }
5445
5446 /* This function is basically a do_all function.
5447  *
5448  * It sets the visibility on all the widgets based on the current state, and
5449  * moves the custom_widget if needed.
5450  */
5451 static void
5452 update_appearance (GtkFileChooserDefault *impl)
5453 {
5454   save_path_bar (impl);
5455
5456   if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5457       impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5458     {
5459       const char *text;
5460
5461       gtk_widget_hide (impl->location_button);
5462       save_widgets_create (impl);
5463
5464       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
5465         text = _("Save in _folder:");
5466       else
5467         text = _("Create in _folder:");
5468
5469       gtk_label_set_text_with_mnemonic (GTK_LABEL (impl->save_folder_label), text);
5470
5471       if (impl->select_multiple)
5472         {
5473           g_warning ("Save mode cannot be set in conjunction with multiple selection mode.  "
5474                      "Re-setting to single selection mode.");
5475           set_select_multiple (impl, FALSE, TRUE);
5476         }
5477     }
5478   else if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5479            impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5480     {
5481       gtk_widget_show (impl->location_button);
5482       save_widgets_destroy (impl);
5483       location_mode_set (impl, impl->location_mode, TRUE);
5484     }
5485
5486   if (impl->location_entry)
5487     _gtk_file_chooser_entry_set_action (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->action);
5488
5489   restore_path_bar (impl);
5490   path_bar_update (impl);
5491
5492   /* This *is* needed; we need to redraw the file list because the "sensitivity"
5493    * of files may change depending whether we are in a file or folder-only mode.
5494    */
5495   gtk_widget_queue_draw (impl->browse_files_tree_view);
5496
5497   emit_default_size_changed (impl);
5498 }
5499
5500 static void
5501 gtk_file_chooser_default_set_property (GObject      *object,
5502                                        guint         prop_id,
5503                                        const GValue *value,
5504                                        GParamSpec   *pspec)
5505
5506 {
5507   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
5508
5509   switch (prop_id)
5510     {
5511     case GTK_FILE_CHOOSER_PROP_ACTION:
5512       {
5513         GtkFileChooserAction action = g_value_get_enum (value);
5514
5515         if (action != impl->action)
5516           {
5517             gtk_file_chooser_default_unselect_all (GTK_FILE_CHOOSER (impl));
5518
5519             if ((action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5520                  action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5521                 && impl->select_multiple)
5522               {
5523                 g_warning ("Tried to change the file chooser action to SAVE or CREATE_FOLDER, but "
5524                            "this is not allowed in multiple selection mode.  Resetting the file chooser "
5525                            "to single selection mode.");
5526                 set_select_multiple (impl, FALSE, TRUE);
5527               }
5528             impl->action = action;
5529             update_cell_renderer_attributes (impl);
5530             update_appearance (impl);
5531             settings_load (impl);
5532           }
5533       }
5534       break;
5535
5536     case GTK_FILE_CHOOSER_PROP_FILTER:
5537       set_current_filter (impl, g_value_get_object (value));
5538       break;
5539
5540     case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
5541       set_local_only (impl, g_value_get_boolean (value));
5542       break;
5543
5544     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
5545       set_preview_widget (impl, g_value_get_object (value));
5546       break;
5547
5548     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
5549       impl->preview_widget_active = g_value_get_boolean (value);
5550       update_preview_widget_visibility (impl);
5551       break;
5552
5553     case GTK_FILE_CHOOSER_PROP_USE_PREVIEW_LABEL:
5554       impl->use_preview_label = g_value_get_boolean (value);
5555       update_preview_widget_visibility (impl);
5556       break;
5557
5558     case GTK_FILE_CHOOSER_PROP_EXTRA_WIDGET:
5559       set_extra_widget (impl, g_value_get_object (value));
5560       break;
5561
5562     case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
5563       {
5564         gboolean select_multiple = g_value_get_boolean (value);
5565         if ((impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5566              impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5567             && select_multiple)
5568           {
5569             g_warning ("Tried to set the file chooser to multiple selection mode, but this is "
5570                        "not allowed in SAVE or CREATE_FOLDER modes.  Ignoring the change and "
5571                        "leaving the file chooser in single selection mode.");
5572             return;
5573           }
5574
5575         set_select_multiple (impl, select_multiple, FALSE);
5576       }
5577       break;
5578
5579     case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
5580       {
5581         gboolean show_hidden = g_value_get_boolean (value);
5582         if (show_hidden != impl->show_hidden)
5583           {
5584             impl->show_hidden = show_hidden;
5585
5586             if (impl->browse_files_model)
5587               _gtk_file_system_model_set_show_hidden (impl->browse_files_model, show_hidden);
5588           }
5589       }
5590       break;
5591
5592     case GTK_FILE_CHOOSER_PROP_DO_OVERWRITE_CONFIRMATION:
5593       {
5594         gboolean do_overwrite_confirmation = g_value_get_boolean (value);
5595         impl->do_overwrite_confirmation = do_overwrite_confirmation;
5596       }
5597       break;
5598
5599     case GTK_FILE_CHOOSER_PROP_CREATE_FOLDERS:
5600       {
5601         gboolean create_folders = g_value_get_boolean (value);
5602         impl->create_folders = create_folders;
5603         update_appearance (impl);
5604       }
5605       break;
5606
5607     default:
5608       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
5609       break;
5610     }
5611 }
5612
5613 static void
5614 gtk_file_chooser_default_get_property (GObject    *object,
5615                                        guint       prop_id,
5616                                        GValue     *value,
5617                                        GParamSpec *pspec)
5618 {
5619   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
5620
5621   switch (prop_id)
5622     {
5623     case GTK_FILE_CHOOSER_PROP_ACTION:
5624       g_value_set_enum (value, impl->action);
5625       break;
5626
5627     case GTK_FILE_CHOOSER_PROP_FILTER:
5628       g_value_set_object (value, impl->current_filter);
5629       break;
5630
5631     case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
5632       g_value_set_boolean (value, impl->local_only);
5633       break;
5634
5635     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
5636       g_value_set_object (value, impl->preview_widget);
5637       break;
5638
5639     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
5640       g_value_set_boolean (value, impl->preview_widget_active);
5641       break;
5642
5643     case GTK_FILE_CHOOSER_PROP_USE_PREVIEW_LABEL:
5644       g_value_set_boolean (value, impl->use_preview_label);
5645       break;
5646
5647     case GTK_FILE_CHOOSER_PROP_EXTRA_WIDGET:
5648       g_value_set_object (value, impl->extra_widget);
5649       break;
5650
5651     case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
5652       g_value_set_boolean (value, impl->select_multiple);
5653       break;
5654
5655     case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
5656       g_value_set_boolean (value, impl->show_hidden);
5657       break;
5658
5659     case GTK_FILE_CHOOSER_PROP_DO_OVERWRITE_CONFIRMATION:
5660       g_value_set_boolean (value, impl->do_overwrite_confirmation);
5661       break;
5662
5663     case GTK_FILE_CHOOSER_PROP_CREATE_FOLDERS:
5664       g_value_set_boolean (value, impl->create_folders);
5665       break;
5666
5667     default:
5668       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
5669       break;
5670     }
5671 }
5672
5673 /* This cancels everything that may be going on in the background. */
5674 static void
5675 cancel_all_operations (GtkFileChooserDefault *impl)
5676 {
5677   GSList *l;
5678
5679   pending_select_files_free (impl);
5680
5681   /* cancel all pending operations */
5682   if (impl->pending_cancellables)
5683     {
5684       for (l = impl->pending_cancellables; l; l = l->next)
5685         {
5686           GCancellable *cancellable = G_CANCELLABLE (l->data);
5687           g_cancellable_cancel (cancellable);
5688         }
5689       g_slist_free (impl->pending_cancellables);
5690       impl->pending_cancellables = NULL;
5691     }
5692
5693   if (impl->reload_icon_cancellables)
5694     {
5695       for (l = impl->reload_icon_cancellables; l; l = l->next)
5696         {
5697           GCancellable *cancellable = G_CANCELLABLE (l->data);
5698           g_cancellable_cancel (cancellable);
5699         }
5700       g_slist_free (impl->reload_icon_cancellables);
5701       impl->reload_icon_cancellables = NULL;
5702     }
5703
5704   if (impl->loading_shortcuts)
5705     {
5706       for (l = impl->loading_shortcuts; l; l = l->next)
5707         {
5708           GCancellable *cancellable = G_CANCELLABLE (l->data);
5709           g_cancellable_cancel (cancellable);
5710         }
5711       g_slist_free (impl->loading_shortcuts);
5712       impl->loading_shortcuts = NULL;
5713     }
5714
5715   if (impl->file_list_drag_data_received_cancellable)
5716     {
5717       g_cancellable_cancel (impl->file_list_drag_data_received_cancellable);
5718       impl->file_list_drag_data_received_cancellable = NULL;
5719     }
5720
5721   if (impl->update_current_folder_cancellable)
5722     {
5723       g_cancellable_cancel (impl->update_current_folder_cancellable);
5724       impl->update_current_folder_cancellable = NULL;
5725     }
5726
5727   if (impl->should_respond_get_info_cancellable)
5728     {
5729       g_cancellable_cancel (impl->should_respond_get_info_cancellable);
5730       impl->should_respond_get_info_cancellable = NULL;
5731     }
5732
5733   if (impl->update_from_entry_cancellable)
5734     {
5735       g_cancellable_cancel (impl->update_from_entry_cancellable);
5736       impl->update_from_entry_cancellable = NULL;
5737     }
5738
5739   if (impl->shortcuts_activate_iter_cancellable)
5740     {
5741       g_cancellable_cancel (impl->shortcuts_activate_iter_cancellable);
5742       impl->shortcuts_activate_iter_cancellable = NULL;
5743     }
5744
5745   search_stop_searching (impl, TRUE);
5746   recent_stop_loading (impl);
5747 }
5748
5749 /* Removes the settings signal handler.  It's safe to call multiple times */
5750 static void
5751 remove_settings_signal (GtkFileChooserDefault *impl,
5752                         GdkScreen             *screen)
5753 {
5754   if (impl->settings_signal_id)
5755     {
5756       GtkSettings *settings;
5757
5758       settings = gtk_settings_get_for_screen (screen);
5759       g_signal_handler_disconnect (settings,
5760                                    impl->settings_signal_id);
5761       impl->settings_signal_id = 0;
5762     }
5763 }
5764
5765 static void
5766 gtk_file_chooser_default_dispose (GObject *object)
5767 {
5768   GtkFileChooserDefault *impl = (GtkFileChooserDefault *) object;
5769
5770   cancel_all_operations (impl);
5771
5772   if (impl->extra_widget)
5773     {
5774       g_object_unref (impl->extra_widget);
5775       impl->extra_widget = NULL;
5776     }
5777
5778   remove_settings_signal (impl, gtk_widget_get_screen (GTK_WIDGET (impl)));
5779
5780   G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->dispose (object);
5781 }
5782
5783 /* We override show-all since we have internal widgets that
5784  * shouldn't be shown when you call show_all(), like the filter
5785  * combo box.
5786  */
5787 static void
5788 gtk_file_chooser_default_show_all (GtkWidget *widget)
5789 {
5790   GtkFileChooserDefault *impl = (GtkFileChooserDefault *) widget;
5791
5792   gtk_widget_show (widget);
5793
5794   if (impl->extra_widget)
5795     gtk_widget_show_all (impl->extra_widget);
5796 }
5797
5798 /* Handler for GtkWindow::set-focus; this is where we save the last-focused
5799  * widget on our toplevel.  See gtk_file_chooser_default_hierarchy_changed()
5800  */
5801 static void
5802 toplevel_set_focus_cb (GtkWindow             *window,
5803                        GtkWidget             *focus,
5804                        GtkFileChooserDefault *impl)
5805 {
5806   impl->toplevel_last_focus_widget = gtk_window_get_focus (window);
5807 }
5808
5809 /* We monitor the focus widget on our toplevel to be able to know which widget
5810  * was last focused at the time our "should_respond" method gets called.
5811  */
5812 static void
5813 gtk_file_chooser_default_hierarchy_changed (GtkWidget *widget,
5814                                             GtkWidget *previous_toplevel)
5815 {
5816   GtkFileChooserDefault *impl;
5817   GtkWidget *toplevel;
5818
5819   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5820   toplevel = gtk_widget_get_toplevel (widget);
5821
5822   if (previous_toplevel &&
5823       impl->toplevel_set_focus_id != 0)
5824     {
5825       g_signal_handler_disconnect (previous_toplevel,
5826                                    impl->toplevel_set_focus_id);
5827       impl->toplevel_set_focus_id = 0;
5828       impl->toplevel_last_focus_widget = NULL;
5829     }
5830
5831   if (gtk_widget_is_toplevel (toplevel))
5832     {
5833       g_assert (impl->toplevel_set_focus_id == 0);
5834       impl->toplevel_set_focus_id = g_signal_connect (toplevel, "set-focus",
5835                                                       G_CALLBACK (toplevel_set_focus_cb), impl);
5836       impl->toplevel_last_focus_widget = gtk_window_get_focus (GTK_WINDOW (toplevel));
5837     }
5838 }
5839
5840 /* Changes the icons wherever it is needed */
5841 static void
5842 change_icon_theme (GtkFileChooserDefault *impl)
5843 {
5844   GtkSettings *settings;
5845   gint width, height;
5846   GtkCellRenderer *renderer;
5847   GList *cells;
5848
5849   profile_start ("start", NULL);
5850
5851   settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
5852
5853   if (gtk_icon_size_lookup_for_settings (settings, GTK_ICON_SIZE_MENU, &width, &height))
5854     impl->icon_size = MAX (width, height);
5855   else
5856     impl->icon_size = FALLBACK_ICON_SIZE;
5857
5858   shortcuts_reload_icons (impl);
5859   /* the first cell in the first column is the icon column, and we have a fixed size there */
5860   cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (
5861         gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 0)));
5862   renderer = GTK_CELL_RENDERER (cells->data);
5863   set_icon_cell_renderer_fixed_size (impl, renderer);
5864   g_list_free (cells);
5865   if (impl->browse_files_model)
5866     _gtk_file_system_model_clear_cache (impl->browse_files_model, MODEL_COL_PIXBUF);
5867   gtk_widget_queue_resize (impl->browse_files_tree_view);
5868
5869   profile_end ("end", NULL);
5870 }
5871
5872 /* Callback used when a GtkSettings value changes */
5873 static void
5874 settings_notify_cb (GObject               *object,
5875                     GParamSpec            *pspec,
5876                     GtkFileChooserDefault *impl)
5877 {
5878   const char *name;
5879
5880   profile_start ("start", NULL);
5881
5882   name = g_param_spec_get_name (pspec);
5883
5884   if (strcmp (name, "gtk-icon-theme-name") == 0 ||
5885       strcmp (name, "gtk-icon-sizes") == 0)
5886     change_icon_theme (impl);
5887
5888   profile_end ("end", NULL);
5889 }
5890
5891 /* Installs a signal handler for GtkSettings so that we can monitor changes in
5892  * the icon theme.
5893  */
5894 static void
5895 check_icon_theme (GtkFileChooserDefault *impl)
5896 {
5897   GtkSettings *settings;
5898
5899   profile_start ("start", NULL);
5900
5901   if (impl->settings_signal_id)
5902     {
5903       profile_end ("end", NULL);
5904       return;
5905     }
5906
5907   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
5908     {
5909       settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
5910       impl->settings_signal_id = g_signal_connect (settings, "notify",
5911                                                    G_CALLBACK (settings_notify_cb), impl);
5912
5913       change_icon_theme (impl);
5914     }
5915
5916   profile_end ("end", NULL);
5917 }
5918
5919 static void
5920 gtk_file_chooser_default_style_updated (GtkWidget *widget)
5921 {
5922   GtkFileChooserDefault *impl;
5923
5924   profile_start ("start", NULL);
5925
5926   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5927
5928   profile_msg ("    parent class style_udpated start", NULL);
5929   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->style_updated (widget);
5930   profile_msg ("    parent class style_updated end", NULL);
5931
5932   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
5933     change_icon_theme (impl);
5934
5935   emit_default_size_changed (impl);
5936
5937   profile_end ("end", NULL);
5938 }
5939
5940 static void
5941 gtk_file_chooser_default_screen_changed (GtkWidget *widget,
5942                                          GdkScreen *previous_screen)
5943 {
5944   GtkFileChooserDefault *impl;
5945
5946   profile_start ("start", NULL);
5947
5948   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5949
5950   if (GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->screen_changed)
5951     GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->screen_changed (widget, previous_screen);
5952
5953   remove_settings_signal (impl, previous_screen);
5954   check_icon_theme (impl);
5955
5956   emit_default_size_changed (impl);
5957
5958   profile_end ("end", NULL);
5959 }
5960
5961 static void
5962 gtk_file_chooser_default_size_allocate (GtkWidget     *widget,
5963                                         GtkAllocation *allocation)
5964 {
5965   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->size_allocate (widget, allocation);
5966 }
5967
5968 static void
5969 set_sort_column (GtkFileChooserDefault *impl)
5970 {
5971   GtkTreeSortable *sortable;
5972
5973   sortable = GTK_TREE_SORTABLE (gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view)));
5974
5975   /* can happen when we're still populating the model */
5976   if (sortable == NULL)
5977     return;
5978
5979   gtk_tree_sortable_set_sort_column_id (sortable,
5980                                         impl->sort_column,
5981                                         impl->sort_order);
5982 }
5983
5984 static void
5985 settings_ensure (GtkFileChooserDefault *impl)
5986 {
5987   if (impl->settings != NULL)
5988     return;
5989
5990   impl->settings = g_settings_new_with_path ("org.gtk.Settings.FileChooser",
5991                                              "/org/gtk/settings/file-chooser/");
5992   g_settings_delay (impl->settings);
5993 }
5994
5995 static void
5996 settings_load (GtkFileChooserDefault *impl)
5997 {
5998   LocationMode location_mode;
5999   gboolean show_hidden;
6000   gboolean show_size_column;
6001   gint sort_column;
6002   GtkSortType sort_order;
6003
6004   settings_ensure (impl);
6005
6006   location_mode = g_settings_get_enum (impl->settings, SETTINGS_KEY_LOCATION_MODE);
6007   show_hidden = g_settings_get_boolean (impl->settings, SETTINGS_KEY_SHOW_HIDDEN);
6008   show_size_column = g_settings_get_boolean (impl->settings, SETTINGS_KEY_SHOW_SIZE_COLUMN);
6009   sort_column = g_settings_get_enum (impl->settings, SETTINGS_KEY_SORT_COLUMN);
6010   sort_order = g_settings_get_enum (impl->settings, SETTINGS_KEY_SORT_ORDER);
6011
6012   location_mode_set (impl, location_mode, TRUE);
6013
6014   gtk_file_chooser_set_show_hidden (GTK_FILE_CHOOSER (impl), show_hidden);
6015
6016   impl->show_size_column = show_size_column;
6017   gtk_tree_view_column_set_visible (impl->list_size_column, show_size_column);
6018
6019   impl->sort_column = sort_column;
6020   impl->sort_order = sort_order;
6021   /* We don't call set_sort_column() here as the models may not have been
6022    * created yet.  The individual functions that create and set the models will
6023    * call set_sort_column() themselves.
6024    */
6025 }
6026
6027 static void
6028 save_dialog_geometry (GtkFileChooserDefault *impl)
6029 {
6030   GtkWindow *toplevel;
6031   int x, y, width, height;
6032
6033   toplevel = get_toplevel (GTK_WIDGET (impl));
6034
6035   if (!(toplevel && GTK_IS_FILE_CHOOSER_DIALOG (toplevel)))
6036     return;
6037
6038   gtk_window_get_position (toplevel, &x, &y);
6039   gtk_window_get_size (toplevel, &width, &height);
6040
6041   g_settings_set (impl->settings, "window-position", "(ii)", x, y);
6042   g_settings_set (impl->settings, "window-size", "(ii)", width, height);
6043 }
6044
6045 static void
6046 settings_save (GtkFileChooserDefault *impl)
6047 {
6048   char *current_folder_uri;
6049
6050   settings_ensure (impl);
6051
6052   /* Current folder */
6053
6054   if (impl->current_folder)
6055     current_folder_uri = g_file_get_uri (impl->current_folder);
6056   else
6057     current_folder_uri = "";
6058
6059   g_settings_set_string (impl->settings, SETTINGS_KEY_LAST_FOLDER_URI, current_folder_uri);
6060
6061   if (impl->current_folder)
6062     g_free (current_folder_uri);
6063
6064   /* All the other state */
6065
6066   g_settings_set_enum (impl->settings, SETTINGS_KEY_LOCATION_MODE, impl->location_mode);
6067   g_settings_set_boolean (impl->settings, SETTINGS_KEY_SHOW_HIDDEN,
6068                           gtk_file_chooser_get_show_hidden (GTK_FILE_CHOOSER (impl)));
6069   g_settings_set_boolean (impl->settings, SETTINGS_KEY_SHOW_SIZE_COLUMN, impl->show_size_column);
6070   g_settings_set_enum (impl->settings, SETTINGS_KEY_SORT_COLUMN, impl->sort_column);
6071   g_settings_set_enum (impl->settings, SETTINGS_KEY_SORT_ORDER, impl->sort_order);
6072
6073   save_dialog_geometry (impl);
6074
6075   /* Now apply the settings */
6076   g_settings_apply (impl->settings);
6077
6078   g_object_unref (impl->settings);
6079   impl->settings = NULL;
6080 }
6081
6082 /* GtkWidget::realize method */
6083 static void
6084 gtk_file_chooser_default_realize (GtkWidget *widget)
6085 {
6086   GtkFileChooserDefault *impl;
6087
6088   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
6089
6090   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->realize (widget);
6091
6092   emit_default_size_changed (impl);
6093 }
6094
6095 static GFile *
6096 get_file_for_last_folder_opened (GtkFileChooserDefault *impl)
6097 {
6098   char *last_folder_uri;
6099   GFile *file;
6100
6101   settings_ensure (impl);
6102
6103   last_folder_uri = g_settings_get_string (impl->settings, SETTINGS_KEY_LAST_FOLDER_URI);
6104
6105   /* If no last folder is set, we use the user's home directory, since
6106    * this is the starting point for most documents.
6107    */
6108   if (last_folder_uri[0] == '\0')
6109     file = g_file_new_for_path (g_get_home_dir ());
6110   else
6111     file = g_file_new_for_uri (last_folder_uri);
6112
6113   g_free (last_folder_uri);
6114
6115   return file;
6116 }
6117
6118 /* GtkWidget::map method */
6119 static void
6120 gtk_file_chooser_default_map (GtkWidget *widget)
6121 {
6122   GtkFileChooserDefault *impl;
6123
6124   profile_start ("start", NULL);
6125
6126   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
6127
6128   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->map (widget);
6129
6130   if (impl->operation_mode == OPERATION_MODE_BROWSE)
6131     {
6132       switch (impl->reload_state)
6133         {
6134         case RELOAD_EMPTY:
6135           recent_shortcut_handler (impl);
6136           break;
6137
6138         case RELOAD_HAS_FOLDER:
6139           /* Nothing; we are already loading or loaded, so we
6140            * don't need to reload
6141            */
6142           break;
6143
6144         default:
6145           g_assert_not_reached ();
6146       }
6147     }
6148
6149   volumes_bookmarks_changed_cb (impl->file_system, impl);
6150
6151   settings_load (impl);
6152
6153   profile_end ("end", NULL);
6154 }
6155
6156 /* GtkWidget::unmap method */
6157 static void
6158 gtk_file_chooser_default_unmap (GtkWidget *widget)
6159 {
6160   GtkFileChooserDefault *impl;
6161
6162   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
6163
6164   settings_save (impl);
6165
6166   cancel_all_operations (impl);
6167   impl->reload_state = RELOAD_EMPTY;
6168
6169   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->unmap (widget);
6170 }
6171
6172 static void
6173 install_list_model_filter (GtkFileChooserDefault *impl)
6174 {
6175   _gtk_file_system_model_set_filter (impl->browse_files_model,
6176                                      impl->current_filter);
6177 }
6178
6179 #define COMPARE_DIRECTORIES                                                                                    \
6180   GtkFileChooserDefault *impl = user_data;                                                                     \
6181   GtkFileSystemModel *fs_model = GTK_FILE_SYSTEM_MODEL (model);                                                \
6182   gboolean dir_a, dir_b;                                                                                       \
6183                                                                                                                \
6184   dir_a = g_value_get_boolean (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_IS_FOLDER));           \
6185   dir_b = g_value_get_boolean (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_IS_FOLDER));           \
6186                                                                                                                \
6187   if (dir_a != dir_b)                                                                                          \
6188     return impl->list_sort_ascending ? (dir_a ? -1 : 1) : (dir_a ? 1 : -1) /* Directories *always* go first */
6189
6190 /* Sort callback for the filename column */
6191 static gint
6192 name_sort_func (GtkTreeModel *model,
6193                 GtkTreeIter  *a,
6194                 GtkTreeIter  *b,
6195                 gpointer      user_data)
6196 {
6197   COMPARE_DIRECTORIES;
6198   else
6199     {
6200       const char *key_a, *key_b;
6201       gint result;
6202
6203       key_a = g_value_get_string (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_NAME_COLLATED));
6204       key_b = g_value_get_string (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_NAME_COLLATED));
6205
6206       if (key_a && key_b)
6207         result = strcmp (key_a, key_b);
6208       else if (key_a)
6209         result = 1;
6210       else if (key_b)
6211         result = -1;
6212       else
6213         result = 0;
6214
6215       return result;
6216     }
6217 }
6218
6219 /* Sort callback for the size column */
6220 static gint
6221 size_sort_func (GtkTreeModel *model,
6222                 GtkTreeIter  *a,
6223                 GtkTreeIter  *b,
6224                 gpointer      user_data)
6225 {
6226   COMPARE_DIRECTORIES;
6227   else
6228     {
6229       gint64 size_a, size_b;
6230
6231       size_a = g_value_get_int64 (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_SIZE));
6232       size_b = g_value_get_int64 (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_SIZE));
6233
6234       return size_a < size_b ? -1 : (size_a == size_b ? 0 : 1);
6235     }
6236 }
6237
6238 /* Sort callback for the mtime column */
6239 static gint
6240 mtime_sort_func (GtkTreeModel *model,
6241                  GtkTreeIter  *a,
6242                  GtkTreeIter  *b,
6243                  gpointer      user_data)
6244 {
6245   COMPARE_DIRECTORIES;
6246   else
6247     {
6248       glong ta, tb;
6249
6250       ta = g_value_get_long (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_MTIME));
6251       tb = g_value_get_long (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_MTIME));
6252
6253       return ta < tb ? -1 : (ta == tb ? 0 : 1);
6254     }
6255 }
6256
6257 /* Callback used when the sort column changes.  We cache the sort order for use
6258  * in name_sort_func().
6259  */
6260 static void
6261 list_sort_column_changed_cb (GtkTreeSortable       *sortable,
6262                              GtkFileChooserDefault *impl)
6263 {
6264   gint sort_column_id;
6265   GtkSortType sort_type;
6266
6267   if (gtk_tree_sortable_get_sort_column_id (sortable, &sort_column_id, &sort_type))
6268     {
6269       impl->list_sort_ascending = (sort_type == GTK_SORT_ASCENDING);
6270       impl->sort_column = sort_column_id;
6271       impl->sort_order = sort_type;
6272     }
6273 }
6274
6275 static void
6276 set_busy_cursor (GtkFileChooserDefault *impl,
6277                  gboolean               busy)
6278 {
6279   GtkWidget *widget;
6280   GtkWindow *toplevel;
6281   GdkDisplay *display;
6282   GdkCursor *cursor;
6283
6284   toplevel = get_toplevel (GTK_WIDGET (impl));
6285   widget = GTK_WIDGET (toplevel);
6286   if (!toplevel || !gtk_widget_get_realized (widget))
6287     return;
6288
6289   display = gtk_widget_get_display (widget);
6290
6291   if (busy)
6292     cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
6293   else
6294     cursor = NULL;
6295
6296   gdk_window_set_cursor (gtk_widget_get_window (widget), cursor);
6297   gdk_display_flush (display);
6298
6299   if (cursor)
6300     g_object_unref (cursor);
6301 }
6302
6303 /* Creates a sort model to wrap the file system model and sets it on the tree view */
6304 static void
6305 load_set_model (GtkFileChooserDefault *impl)
6306 {
6307   profile_start ("start", NULL);
6308
6309   g_assert (impl->browse_files_model != NULL);
6310
6311   profile_msg ("    gtk_tree_view_set_model start", NULL);
6312   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
6313                            GTK_TREE_MODEL (impl->browse_files_model));
6314   gtk_tree_view_columns_autosize (GTK_TREE_VIEW (impl->browse_files_tree_view));
6315   gtk_tree_view_set_search_column (GTK_TREE_VIEW (impl->browse_files_tree_view),
6316                                    MODEL_COL_NAME);
6317   file_list_set_sort_column_ids (impl);
6318   set_sort_column (impl);
6319   profile_msg ("    gtk_tree_view_set_model end", NULL);
6320   impl->list_sort_ascending = TRUE;
6321
6322   profile_end ("end", NULL);
6323 }
6324
6325 /* Timeout callback used when the loading timer expires */
6326 static gboolean
6327 load_timeout_cb (gpointer data)
6328 {
6329   GtkFileChooserDefault *impl;
6330
6331   profile_start ("start", NULL);
6332
6333   impl = GTK_FILE_CHOOSER_DEFAULT (data);
6334   g_assert (impl->load_state == LOAD_PRELOAD);
6335   g_assert (impl->load_timeout_id != 0);
6336   g_assert (impl->browse_files_model != NULL);
6337
6338   impl->load_timeout_id = 0;
6339   impl->load_state = LOAD_LOADING;
6340
6341   load_set_model (impl);
6342
6343   profile_end ("end", NULL);
6344
6345   return FALSE;
6346 }
6347
6348 /* Sets up a new load timer for the model and switches to the LOAD_PRELOAD state */
6349 static void
6350 load_setup_timer (GtkFileChooserDefault *impl)
6351 {
6352   g_assert (impl->load_timeout_id == 0);
6353   g_assert (impl->load_state != LOAD_PRELOAD);
6354
6355   impl->load_timeout_id = gdk_threads_add_timeout (MAX_LOADING_TIME, load_timeout_cb, impl);
6356   impl->load_state = LOAD_PRELOAD;
6357 }
6358
6359 /* Removes the load timeout and switches to the LOAD_FINISHED state */
6360 static void
6361 load_remove_timer (GtkFileChooserDefault *impl)
6362 {
6363   if (impl->load_timeout_id != 0)
6364     {
6365       g_assert (impl->load_state == LOAD_PRELOAD);
6366
6367       g_source_remove (impl->load_timeout_id);
6368       impl->load_timeout_id = 0;
6369       impl->load_state = LOAD_EMPTY;
6370     }
6371   else
6372     g_assert (impl->load_state == LOAD_EMPTY ||
6373               impl->load_state == LOAD_LOADING ||
6374               impl->load_state == LOAD_FINISHED);
6375 }
6376
6377 /* Selects the first row in the file list */
6378 static void
6379 browse_files_select_first_row (GtkFileChooserDefault *impl)
6380 {
6381   GtkTreePath *path;
6382   GtkTreeIter dummy_iter;
6383   GtkTreeModel *tree_model;
6384
6385   tree_model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
6386
6387   if (!tree_model)
6388     return;
6389
6390   path = gtk_tree_path_new_from_indices (0, -1);
6391
6392   /* If the list is empty, do nothing. */
6393   if (gtk_tree_model_get_iter (tree_model, &dummy_iter, path))
6394       gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view), path, NULL, FALSE);
6395
6396   gtk_tree_path_free (path);
6397 }
6398
6399 struct center_selected_row_closure {
6400   GtkFileChooserDefault *impl;
6401   gboolean already_centered;
6402 };
6403
6404 /* Callback used from gtk_tree_selection_selected_foreach(); centers the
6405  * selected row in the tree view.
6406  */
6407 static void
6408 center_selected_row_foreach_cb (GtkTreeModel      *model,
6409                                 GtkTreePath       *path,
6410                                 GtkTreeIter       *iter,
6411                                 gpointer           data)
6412 {
6413   struct center_selected_row_closure *closure;
6414
6415   closure = data;
6416   if (closure->already_centered)
6417     return;
6418
6419   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (closure->impl->browse_files_tree_view), path, NULL, TRUE, 0.5, 0.0);
6420   closure->already_centered = TRUE;
6421 }
6422
6423 /* Centers the selected row in the tree view */
6424 static void
6425 browse_files_center_selected_row (GtkFileChooserDefault *impl)
6426 {
6427   struct center_selected_row_closure closure;
6428   GtkTreeSelection *selection;
6429
6430   closure.impl = impl;
6431   closure.already_centered = FALSE;
6432
6433   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6434   gtk_tree_selection_selected_foreach (selection, center_selected_row_foreach_cb, &closure);
6435 }
6436
6437 static gboolean
6438 show_and_select_files (GtkFileChooserDefault *impl,
6439                        GSList                *files)
6440 {
6441   GtkTreeSelection *selection;
6442   GtkFileSystemModel *fsmodel;
6443   gboolean enabled_hidden, removed_filters;
6444   gboolean selected_a_file;
6445   GSList *walk;
6446
6447   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6448   fsmodel = GTK_FILE_SYSTEM_MODEL (gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view)));
6449
6450   enabled_hidden = impl->show_hidden;
6451   removed_filters = (impl->current_filter == NULL);
6452
6453   selected_a_file = FALSE;
6454
6455   for (walk = files; walk; walk = walk->next)
6456     {
6457       GFile *file = walk->data;
6458       GtkTreeIter iter;
6459
6460       /* Is it a hidden file? */
6461
6462       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6463         continue;
6464
6465       if (!_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6466         {
6467           GFileInfo *info = _gtk_file_system_model_get_info (fsmodel, &iter);
6468
6469           if (!enabled_hidden &&
6470               (g_file_info_get_is_hidden (info) ||
6471                g_file_info_get_is_backup (info)))
6472             {
6473               g_object_set (impl, "show-hidden", TRUE, NULL);
6474               enabled_hidden = TRUE;
6475             }
6476         }
6477
6478       /* Is it a filtered file? */
6479
6480       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6481         continue; /* re-get the iter as it may change when the model refilters */
6482
6483       if (!_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6484         {
6485           /* Maybe we should have a way to ask the fsmodel if it had filtered a file */
6486           if (!removed_filters)
6487             {
6488               set_current_filter (impl, NULL);
6489               removed_filters = TRUE;
6490             }
6491         }
6492
6493       /* Okay, can we select the file now? */
6494
6495       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6496         continue;
6497
6498       if (_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6499         {
6500           GtkTreePath *path;
6501
6502           gtk_tree_selection_select_iter (selection, &iter);
6503
6504           path = gtk_tree_model_get_path (GTK_TREE_MODEL (fsmodel), &iter);
6505           gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view),
6506                                     path, NULL, FALSE);
6507           gtk_tree_path_free (path);
6508
6509           selected_a_file = TRUE;
6510         }
6511     }
6512
6513   browse_files_center_selected_row (impl);
6514
6515   return selected_a_file;
6516 }
6517
6518 /* Processes the pending operation when a folder is finished loading */
6519 static void
6520 pending_select_files_process (GtkFileChooserDefault *impl)
6521 {
6522   g_assert (impl->load_state == LOAD_FINISHED);
6523   g_assert (impl->browse_files_model != NULL);
6524
6525   if (impl->pending_select_files)
6526     {
6527       show_and_select_files (impl, impl->pending_select_files);
6528       pending_select_files_free (impl);
6529       browse_files_center_selected_row (impl);
6530     }
6531   else
6532     {
6533       /* We only select the first row if the chooser is actually mapped ---
6534        * selecting the first row is to help the user when he is interacting with
6535        * the chooser, but sometimes a chooser works not on behalf of the user,
6536        * but rather on behalf of something else like GtkFileChooserButton.  In
6537        * that case, the chooser's selection should be what the caller expects,
6538        * as the user can't see that something else got selected.  See bug #165264.
6539        */
6540       if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN &&
6541           gtk_widget_get_mapped (GTK_WIDGET (impl)))
6542         browse_files_select_first_row (impl);
6543     }
6544
6545   g_assert (impl->pending_select_files == NULL);
6546 }
6547
6548 static void
6549 show_error_on_reading_current_folder (GtkFileChooserDefault *impl, GError *error)
6550 {
6551   GFileInfo *info;
6552   char *msg;
6553
6554   info = g_file_query_info (impl->current_folder,
6555                             G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME,
6556                             G_FILE_QUERY_INFO_NONE,
6557                             NULL,
6558                             NULL);
6559   if (info)
6560     {
6561       msg = g_strdup_printf (_("Could not read the contents of %s"), g_file_info_get_display_name (info));
6562       g_object_unref (info);
6563     }
6564   else
6565     msg = g_strdup (_("Could not read the contents of the folder"));
6566
6567   error_message (impl, msg, error->message);
6568   g_free (msg);
6569 }
6570
6571 /* Callback used when the file system model finishes loading */
6572 static void
6573 browse_files_model_finished_loading_cb (GtkFileSystemModel    *model,
6574                                         GError                *error,
6575                                         GtkFileChooserDefault *impl)
6576 {
6577   profile_start ("start", NULL);
6578
6579   if (error)
6580     show_error_on_reading_current_folder (impl, error);
6581
6582   if (impl->load_state == LOAD_PRELOAD)
6583     {
6584       load_remove_timer (impl);
6585       load_set_model (impl);
6586     }
6587   else if (impl->load_state == LOAD_LOADING)
6588     {
6589       /* Nothing */
6590     }
6591   else
6592     {
6593       /* We can't g_assert_not_reached(), as something other than us may have
6594        *  initiated a folder reload.  See #165556.
6595        */
6596       profile_end ("end", NULL);
6597       return;
6598     }
6599
6600   g_assert (impl->load_timeout_id == 0);
6601
6602   impl->load_state = LOAD_FINISHED;
6603
6604   pending_select_files_process (impl);
6605   set_busy_cursor (impl, FALSE);
6606 #ifdef PROFILE_FILE_CHOOSER
6607   access ("MARK: *** FINISHED LOADING", F_OK);
6608 #endif
6609
6610   profile_end ("end", NULL);
6611 }
6612
6613 static void
6614 stop_loading_and_clear_list_model (GtkFileChooserDefault *impl,
6615                                    gboolean remove_from_treeview)
6616 {
6617   load_remove_timer (impl); /* This changes the state to LOAD_EMPTY */
6618
6619   if (impl->browse_files_model)
6620     {
6621       g_object_unref (impl->browse_files_model);
6622       impl->browse_files_model = NULL;
6623     }
6624
6625   if (remove_from_treeview)
6626     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
6627 }
6628
6629 static char *
6630 my_g_format_time_for_display (glong secs)
6631 {
6632   GDate mtime, now;
6633   gint days_diff;
6634   struct tm tm_mtime;
6635   time_t time_mtime, time_now;
6636   const gchar *format;
6637   gchar *locale_format = NULL;
6638   gchar buf[256];
6639   char *date_str = NULL;
6640 #ifdef G_OS_WIN32
6641   const char *locale, *dot = NULL;
6642   gint64 codepage = -1;
6643   char charset[20];
6644 #endif
6645
6646   time_mtime = secs;
6647
6648 #ifdef HAVE_LOCALTIME_R
6649   localtime_r ((time_t *) &time_mtime, &tm_mtime);
6650 #else
6651   {
6652     struct tm *ptm = localtime ((time_t *) &time_mtime);
6653
6654     if (!ptm)
6655       {
6656         g_warning ("ptm != NULL failed");
6657
6658         return g_strdup (_("Unknown"));
6659       }
6660     else
6661       memcpy ((void *) &tm_mtime, (void *) ptm, sizeof (struct tm));
6662   }
6663 #endif /* HAVE_LOCALTIME_R */
6664
6665   g_date_set_time_t (&mtime, time_mtime);
6666   time_now = time (NULL);
6667   g_date_set_time_t (&now, time_now);
6668
6669   days_diff = g_date_get_julian (&now) - g_date_get_julian (&mtime);
6670
6671   /* Translators: %H means "hours" and %M means "minutes" */
6672   if (days_diff == 0)
6673     format = _("%H:%M");
6674   else if (days_diff == 1)
6675     format = _("Yesterday at %H:%M");
6676   else
6677     {
6678       if (days_diff > 1 && days_diff < 7)
6679         format = "%A"; /* Days from last week */
6680       else
6681         format = "%x"; /* Any other date */
6682     }
6683
6684 #ifdef G_OS_WIN32
6685   /* g_locale_from_utf8() returns a string in the system
6686    * code-page, which is not always the same as that used by the C
6687    * library. For instance when running a GTK+ program with
6688    * LANG=ko on an English version of Windows, the system
6689    * code-page is 1252, but the code-page used by the C library is
6690    * 949. (It's GTK+ itself that sets the C library locale when it
6691    * notices the LANG environment variable. See gtkmain.c The
6692    * Microsoft C library doesn't look at any locale environment
6693    * variables.) We need to pass strftime() a string in the C
6694    * library's code-page. See bug #509885.
6695    */
6696   locale = setlocale (LC_ALL, NULL);
6697   if (locale != NULL)
6698     dot = strchr (locale, '.');
6699   if (dot != NULL)
6700     {
6701       codepage = g_ascii_strtoll (dot+1, NULL, 10);
6702
6703       /* All codepages should fit in 16 bits AFAIK */
6704       if (codepage > 0 && codepage < 65536)
6705         {
6706           sprintf (charset, "CP%u", (guint) codepage);
6707           locale_format = g_convert (format, -1, charset, "UTF-8", NULL, NULL, NULL);
6708         }
6709     }
6710 #else
6711   locale_format = g_locale_from_utf8 (format, -1, NULL, NULL, NULL);
6712 #endif
6713   if (locale_format != NULL &&
6714       strftime (buf, sizeof (buf), locale_format, &tm_mtime) != 0)
6715     {
6716 #ifdef G_OS_WIN32
6717       /* As above but in opposite direction... */
6718       if (codepage > 0 && codepage < 65536)
6719         date_str = g_convert (buf, -1, "UTF-8", charset, NULL, NULL, NULL);
6720 #else
6721       date_str = g_locale_to_utf8 (buf, -1, NULL, NULL, NULL);
6722 #endif
6723     }
6724
6725   if (date_str == NULL)
6726     date_str = g_strdup (_("Unknown"));
6727
6728   g_free (locale_format);
6729   return date_str;
6730 }
6731
6732 static void
6733 copy_attribute (GFileInfo *to, GFileInfo *from, const char *attribute)
6734 {
6735   GFileAttributeType type;
6736   gpointer value;
6737
6738   if (g_file_info_get_attribute_data (from, attribute, &type, &value, NULL))
6739     g_file_info_set_attribute (to, attribute, type, value);
6740 }
6741
6742 static void
6743 file_system_model_got_thumbnail (GObject *object, GAsyncResult *res, gpointer data)
6744 {
6745   GtkFileSystemModel *model = data; /* might be unreffed if operation was cancelled */
6746   GFile *file = G_FILE (object);
6747   GFileInfo *queried, *info;
6748   GtkTreeIter iter;
6749
6750   queried = g_file_query_info_finish (file, res, NULL);
6751   if (queried == NULL)
6752     return;
6753
6754   GDK_THREADS_ENTER ();
6755
6756   /* now we know model is valid */
6757
6758   /* file was deleted */
6759   if (!_gtk_file_system_model_get_iter_for_file (model, &iter, file))
6760     {
6761       GDK_THREADS_LEAVE ();
6762       return;
6763     }
6764
6765   info = g_file_info_dup (_gtk_file_system_model_get_info (model, &iter));
6766
6767   copy_attribute (info, queried, G_FILE_ATTRIBUTE_THUMBNAIL_PATH);
6768   copy_attribute (info, queried, G_FILE_ATTRIBUTE_THUMBNAILING_FAILED);
6769   copy_attribute (info, queried, G_FILE_ATTRIBUTE_STANDARD_ICON);
6770
6771   _gtk_file_system_model_update_file (model, file, info, FALSE);
6772
6773   g_object_unref (info);
6774
6775   GDK_THREADS_LEAVE ();
6776 }
6777
6778 static gboolean
6779 file_system_model_set (GtkFileSystemModel *model,
6780                        GFile              *file,
6781                        GFileInfo          *info,
6782                        int                 column,
6783                        GValue             *value,
6784                        gpointer            data)
6785 {
6786   GtkFileChooserDefault *impl = data;
6787
6788   switch (column)
6789     {
6790     case MODEL_COL_FILE:
6791       g_value_set_object (value, file);
6792       break;
6793     case MODEL_COL_NAME:
6794       if (info == NULL)
6795         g_value_set_string (value, DEFAULT_NEW_FOLDER_NAME);
6796       else
6797         g_value_set_string (value, g_file_info_get_display_name (info));
6798       break;
6799     case MODEL_COL_NAME_COLLATED:
6800       if (info == NULL)
6801         g_value_take_string (value, g_utf8_collate_key_for_filename (DEFAULT_NEW_FOLDER_NAME, -1));
6802       else
6803         g_value_take_string (value, g_utf8_collate_key_for_filename (g_file_info_get_display_name (info), -1));
6804       break;
6805     case MODEL_COL_IS_FOLDER:
6806       g_value_set_boolean (value, info == NULL || _gtk_file_info_consider_as_directory (info));
6807       break;
6808     case MODEL_COL_PIXBUF:
6809       if (info)
6810         {
6811           if (g_file_info_has_attribute (info, G_FILE_ATTRIBUTE_STANDARD_ICON))
6812             {
6813               g_value_take_object (value, _gtk_file_info_render_icon (info, GTK_WIDGET (impl), impl->icon_size));
6814             }
6815           else
6816             {
6817               GtkTreeModel *tree_model;
6818               GtkTreePath *path, *start, *end;
6819               GtkTreeIter iter;
6820
6821               if (impl->browse_files_tree_view == NULL ||
6822                   g_file_info_has_attribute (info, "filechooser::queried"))
6823                 return FALSE;
6824
6825               tree_model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
6826               if (tree_model != GTK_TREE_MODEL (model))
6827                 return FALSE;
6828
6829               if (!_gtk_file_system_model_get_iter_for_file (model,
6830                                                              &iter,
6831                                                              file))
6832                 g_assert_not_reached ();
6833               if (!gtk_tree_view_get_visible_range (GTK_TREE_VIEW (impl->browse_files_tree_view), &start, &end))
6834                 return FALSE;
6835               path = gtk_tree_model_get_path (tree_model, &iter);
6836               if (gtk_tree_path_compare (start, path) != 1 &&
6837                   gtk_tree_path_compare (path, end) != 1)
6838                 {
6839                   g_file_info_set_attribute_boolean (info, "filechooser::queried", TRUE);
6840                   g_file_query_info_async (file,
6841                                            G_FILE_ATTRIBUTE_THUMBNAIL_PATH ","
6842                                            G_FILE_ATTRIBUTE_THUMBNAILING_FAILED ","
6843                                            G_FILE_ATTRIBUTE_STANDARD_ICON,
6844                                            G_FILE_QUERY_INFO_NONE,
6845                                            G_PRIORITY_DEFAULT,
6846                                            _gtk_file_system_model_get_cancellable (model),
6847                                            file_system_model_got_thumbnail,
6848                                            model);
6849                 }
6850               gtk_tree_path_free (path);
6851               gtk_tree_path_free (start);
6852               gtk_tree_path_free (end);
6853               return FALSE;
6854             }
6855         }
6856       else
6857         g_value_set_object (value, NULL);
6858       break;
6859     case MODEL_COL_SIZE:
6860       g_value_set_int64 (value, info ? g_file_info_get_size (info) : 0);
6861       break;
6862     case MODEL_COL_SIZE_TEXT:
6863       if (info == NULL || _gtk_file_info_consider_as_directory (info))
6864         g_value_set_string (value, NULL);
6865       else
6866         g_value_take_string (value, g_format_size (g_file_info_get_size (info)));
6867       break;
6868     case MODEL_COL_MTIME:
6869     case MODEL_COL_MTIME_TEXT:
6870       {
6871         GTimeVal tv;
6872         if (info == NULL)
6873           break;
6874         g_file_info_get_modification_time (info, &tv);
6875         if (column == MODEL_COL_MTIME)
6876           g_value_set_long (value, tv.tv_sec);
6877         else if (tv.tv_sec == 0)
6878           g_value_set_static_string (value, _("Unknown"));
6879         else
6880           g_value_take_string (value, my_g_format_time_for_display (tv.tv_sec));
6881         break;
6882       }
6883     case MODEL_COL_ELLIPSIZE:
6884       g_value_set_enum (value, info ? PANGO_ELLIPSIZE_END : PANGO_ELLIPSIZE_NONE);
6885       break;
6886     default:
6887       g_assert_not_reached ();
6888       break;
6889     }
6890
6891   return TRUE;
6892 }
6893
6894 /* Gets rid of the old list model and creates a new one for the current folder */
6895 static gboolean
6896 set_list_model (GtkFileChooserDefault *impl,
6897                 GError               **error)
6898 {
6899   g_assert (impl->current_folder != NULL);
6900
6901   profile_start ("start", NULL);
6902
6903   stop_loading_and_clear_list_model (impl, TRUE);
6904
6905   set_busy_cursor (impl, TRUE);
6906
6907   impl->browse_files_model =
6908     _gtk_file_system_model_new_for_directory (impl->current_folder,
6909                                               MODEL_ATTRIBUTES,
6910                                               file_system_model_set,
6911                                               impl,
6912                                               MODEL_COLUMN_TYPES);
6913
6914   _gtk_file_system_model_set_show_hidden (impl->browse_files_model, impl->show_hidden);
6915
6916   profile_msg ("    set sort function", NULL);
6917   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_NAME, name_sort_func, impl, NULL);
6918   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_SIZE, size_sort_func, impl, NULL);
6919   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_MTIME, mtime_sort_func, impl, NULL);
6920   gtk_tree_sortable_set_default_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), NULL, NULL, NULL);
6921   set_sort_column (impl);
6922   impl->list_sort_ascending = TRUE;
6923   g_signal_connect (impl->browse_files_model, "sort-column-changed",
6924                     G_CALLBACK (list_sort_column_changed_cb), impl);
6925
6926   load_setup_timer (impl); /* This changes the state to LOAD_PRELOAD */
6927
6928   g_signal_connect (impl->browse_files_model, "finished-loading",
6929                     G_CALLBACK (browse_files_model_finished_loading_cb), impl);
6930
6931   install_list_model_filter (impl);
6932
6933   profile_end ("end", NULL);
6934
6935   return TRUE;
6936 }
6937
6938 struct update_chooser_entry_selected_foreach_closure {
6939   int num_selected;
6940   GtkTreeIter first_selected_iter;
6941 };
6942
6943 static gint
6944 compare_utf8_filenames (const gchar *a,
6945                         const gchar *b)
6946 {
6947   gchar *a_folded, *b_folded;
6948   gint retval;
6949
6950   a_folded = g_utf8_strdown (a, -1);
6951   b_folded = g_utf8_strdown (b, -1);
6952
6953   retval = strcmp (a_folded, b_folded);
6954
6955   g_free (a_folded);
6956   g_free (b_folded);
6957
6958   return retval;
6959 }
6960
6961 static void
6962 update_chooser_entry_selected_foreach (GtkTreeModel *model,
6963                                        GtkTreePath *path,
6964                                        GtkTreeIter *iter,
6965                                        gpointer data)
6966 {
6967   struct update_chooser_entry_selected_foreach_closure *closure;
6968
6969   closure = data;
6970   closure->num_selected++;
6971
6972   if (closure->num_selected == 1)
6973     closure->first_selected_iter = *iter;
6974 }
6975
6976 static void
6977 update_chooser_entry (GtkFileChooserDefault *impl)
6978 {
6979   GtkTreeSelection *selection;
6980   struct update_chooser_entry_selected_foreach_closure closure;
6981
6982   /* no need to update the file chooser's entry if there's no entry */
6983   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
6984       !impl->location_entry)
6985     return;
6986
6987   if (!(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
6988         || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
6989         || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
6990              || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
6991             && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)))
6992     return;
6993
6994   g_assert (impl->location_entry != NULL);
6995
6996   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6997   closure.num_selected = 0;
6998   gtk_tree_selection_selected_foreach (selection, update_chooser_entry_selected_foreach, &closure);
6999
7000   if (closure.num_selected == 0)
7001     {
7002       if (impl->operation_mode == OPERATION_MODE_RECENT)
7003         _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), NULL);
7004       else
7005         goto maybe_clear_entry;
7006     }
7007   else if (closure.num_selected == 1)
7008     {
7009       if (impl->operation_mode == OPERATION_MODE_BROWSE)
7010         {
7011           GFileInfo *info;
7012           gboolean change_entry;
7013
7014           info = _gtk_file_system_model_get_info (impl->browse_files_model, &closure.first_selected_iter);
7015
7016           /* If the cursor moved to the row of the newly created folder,
7017            * retrieving info will return NULL.
7018            */
7019           if (!info)
7020             return;
7021
7022           g_free (impl->browse_files_last_selected_name);
7023           impl->browse_files_last_selected_name =
7024             g_strdup (g_file_info_get_display_name (info));
7025
7026           if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
7027               impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7028               impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
7029             {
7030               /* Don't change the name when clicking on a folder... */
7031               change_entry = (! _gtk_file_info_consider_as_directory (info));
7032             }
7033           else
7034             change_entry = TRUE; /* ... unless we are in SELECT_FOLDER mode */
7035
7036           if (change_entry)
7037             {
7038               _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->browse_files_last_selected_name);
7039
7040               if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7041                 _gtk_file_chooser_entry_select_filename (GTK_FILE_CHOOSER_ENTRY (impl->location_entry));
7042             }
7043
7044           return;
7045         }
7046       else if (impl->operation_mode == OPERATION_MODE_RECENT
7047                && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7048         {
7049           GFile *folder;
7050
7051           /* Set the base folder on the name entry, so it will do completion relative to the correct recent-folder */
7052
7053           gtk_tree_model_get (GTK_TREE_MODEL (impl->recent_model), &closure.first_selected_iter,
7054                               MODEL_COL_FILE, &folder,
7055                               -1);
7056           _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), folder);
7057           g_object_unref (folder);
7058           return;
7059         }
7060     }
7061   else
7062     {
7063       g_assert (!(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7064                   impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER));
7065
7066       /* Multiple selection, so just clear the entry. */
7067       g_free (impl->browse_files_last_selected_name);
7068       impl->browse_files_last_selected_name = NULL;
7069
7070       _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
7071       return;
7072     }
7073
7074  maybe_clear_entry:
7075
7076   if ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
7077       && impl->browse_files_last_selected_name)
7078     {
7079       const char *entry_text;
7080       int len;
7081       gboolean clear_entry;
7082
7083       entry_text = gtk_entry_get_text (GTK_ENTRY (impl->location_entry));
7084       len = strlen (entry_text);
7085       if (len != 0)
7086         {
7087           /* The file chooser entry may have appended a "/" to its text.
7088            * So take it out, and compare the result to the old selection.
7089            */
7090           if (entry_text[len - 1] == G_DIR_SEPARATOR)
7091             {
7092               gchar *tmp;
7093
7094               tmp = g_strndup (entry_text, len - 1);
7095               clear_entry = (compare_utf8_filenames (impl->browse_files_last_selected_name, tmp) == 0);
7096               g_free (tmp);
7097             }
7098           else
7099             clear_entry = (compare_utf8_filenames (impl->browse_files_last_selected_name, entry_text) == 0);
7100         }
7101       else
7102         clear_entry = FALSE;
7103
7104       if (clear_entry)
7105         _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
7106     }
7107 }
7108
7109 static gboolean
7110 gtk_file_chooser_default_set_current_folder (GtkFileChooser  *chooser,
7111                                              GFile           *file,
7112                                              GError         **error)
7113 {
7114   return gtk_file_chooser_default_update_current_folder (chooser, file, FALSE, FALSE, error);
7115 }
7116
7117
7118 struct UpdateCurrentFolderData
7119 {
7120   GtkFileChooserDefault *impl;
7121   GFile *file;
7122   gboolean keep_trail;
7123   gboolean clear_entry;
7124   GFile *original_file;
7125   GError *original_error;
7126 };
7127
7128 static void
7129 update_current_folder_mount_enclosing_volume_cb (GCancellable        *cancellable,
7130                                                  GtkFileSystemVolume *volume,
7131                                                  const GError        *error,
7132                                                  gpointer             user_data)
7133 {
7134   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7135   struct UpdateCurrentFolderData *data = user_data;
7136   GtkFileChooserDefault *impl = data->impl;
7137
7138   if (cancellable != impl->update_current_folder_cancellable)
7139     goto out;
7140
7141   impl->update_current_folder_cancellable = NULL;
7142   set_busy_cursor (impl, FALSE);
7143
7144   if (cancelled)
7145     goto out;
7146
7147   if (error)
7148     {
7149       error_changing_folder_dialog (data->impl, data->file, g_error_copy (error));
7150       impl->reload_state = RELOAD_EMPTY;
7151       goto out;
7152     }
7153
7154   change_folder_and_display_error (impl, data->file, data->clear_entry);
7155
7156 out:
7157   g_object_unref (data->file);
7158   g_free (data);
7159
7160   g_object_unref (cancellable);
7161 }
7162
7163 static void
7164 update_current_folder_get_info_cb (GCancellable *cancellable,
7165                                    GFileInfo    *info,
7166                                    const GError *error,
7167                                    gpointer      user_data)
7168 {
7169   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7170   struct UpdateCurrentFolderData *data = user_data;
7171   GtkFileChooserDefault *impl = data->impl;
7172
7173   if (cancellable != impl->update_current_folder_cancellable)
7174     goto out;
7175
7176   impl->update_current_folder_cancellable = NULL;
7177   impl->reload_state = RELOAD_EMPTY;
7178
7179   set_busy_cursor (impl, FALSE);
7180
7181   if (cancelled)
7182     goto out;
7183
7184   if (error)
7185     {
7186       GFile *parent_file;
7187
7188       if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_NOT_MOUNTED))
7189         {
7190           GMountOperation *mount_operation;
7191           GtkWidget *toplevel;
7192
7193           g_object_unref (cancellable);
7194           toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
7195
7196           mount_operation = gtk_mount_operation_new (GTK_WINDOW (toplevel));
7197
7198           set_busy_cursor (impl, TRUE);
7199
7200           impl->update_current_folder_cancellable =
7201             _gtk_file_system_mount_enclosing_volume (impl->file_system, data->file,
7202                                                      mount_operation,
7203                                                      update_current_folder_mount_enclosing_volume_cb,
7204                                                      data);
7205
7206           return;
7207         }
7208
7209       if (!data->original_file)
7210         {
7211           data->original_file = g_object_ref (data->file);
7212           data->original_error = g_error_copy (error);
7213         }
7214
7215       parent_file = g_file_get_parent (data->file);
7216
7217       /* get parent path and try to change the folder to that */
7218       if (parent_file)
7219         {
7220           g_object_unref (data->file);
7221           data->file = parent_file;
7222
7223           g_object_unref (cancellable);
7224
7225           /* restart the update current folder operation */
7226           impl->reload_state = RELOAD_HAS_FOLDER;
7227
7228           impl->update_current_folder_cancellable =
7229             _gtk_file_system_get_info (impl->file_system, data->file,
7230                                        "standard::type",
7231                                        update_current_folder_get_info_cb,
7232                                        data);
7233
7234           set_busy_cursor (impl, TRUE);
7235
7236           return;
7237         }
7238       else
7239         {
7240           /* Error and bail out, ignoring "not found" errors since they're useless:
7241            * they only happen when a program defaults to a folder that has been (re)moved.
7242            */
7243           if (!g_error_matches (data->original_error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
7244             error_changing_folder_dialog (impl, data->original_file, data->original_error);
7245           else
7246             g_error_free (data->original_error);
7247
7248           g_object_unref (data->original_file);
7249
7250           goto out;
7251         }
7252     }
7253
7254   if (data->original_file)
7255     {
7256       /* Error and bail out, ignoring "not found" errors since they're useless:
7257        * they only happen when a program defaults to a folder that has been (re)moved.
7258        */
7259       if (!g_error_matches (data->original_error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
7260         error_changing_folder_dialog (impl, data->original_file, data->original_error);
7261       else
7262         g_error_free (data->original_error);
7263
7264       g_object_unref (data->original_file);
7265     }
7266
7267   if (! _gtk_file_info_consider_as_directory (info))
7268     goto out;
7269
7270   if (!_gtk_path_bar_set_file (GTK_PATH_BAR (impl->browse_path_bar), data->file, data->keep_trail, NULL))
7271     goto out;
7272
7273   if (impl->current_folder != data->file)
7274     {
7275       if (impl->current_folder)
7276         g_object_unref (impl->current_folder);
7277
7278       impl->current_folder = g_object_ref (data->file);
7279     }
7280
7281   impl->reload_state = RELOAD_HAS_FOLDER;
7282
7283   /* Update the widgets that may trigger a folder change themselves.  */
7284
7285   if (!impl->changing_folder)
7286     {
7287       impl->changing_folder = TRUE;
7288
7289       shortcuts_update_current_folder (impl);
7290
7291       impl->changing_folder = FALSE;
7292     }
7293
7294   /* Set the folder on the save entry */
7295
7296   if (impl->location_entry)
7297     {
7298       _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry),
7299                                                impl->current_folder);
7300
7301       if (data->clear_entry)
7302         _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
7303     }
7304
7305   /* Create a new list model.  This is slightly evil; we store the result value
7306    * but perform more actions rather than returning immediately even if it
7307    * generates an error.
7308    */
7309   set_list_model (impl, NULL);
7310
7311   /* Refresh controls */
7312
7313   shortcuts_find_current_folder (impl);
7314
7315   g_signal_emit_by_name (impl, "current-folder-changed", 0);
7316
7317   check_preview_change (impl);
7318   bookmarks_check_add_sensitivity (impl);
7319
7320   g_signal_emit_by_name (impl, "selection-changed", 0);
7321
7322 out:
7323   g_object_unref (data->file);
7324   g_free (data);
7325
7326   g_object_unref (cancellable);
7327 }
7328
7329 static gboolean
7330 gtk_file_chooser_default_update_current_folder (GtkFileChooser    *chooser,
7331                                                 GFile             *file,
7332                                                 gboolean           keep_trail,
7333                                                 gboolean           clear_entry,
7334                                                 GError           **error)
7335 {
7336   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7337   struct UpdateCurrentFolderData *data;
7338
7339   profile_start ("start", NULL);
7340
7341   g_object_ref (file);
7342
7343   operation_mode_set (impl, OPERATION_MODE_BROWSE);
7344
7345   if (impl->local_only && !g_file_is_native (file))
7346     {
7347       g_set_error_literal (error,
7348                            GTK_FILE_CHOOSER_ERROR,
7349                            GTK_FILE_CHOOSER_ERROR_BAD_FILENAME,
7350                            _("Cannot change to folder because it is not local"));
7351
7352       g_object_unref (file);
7353       profile_end ("end - not local", NULL);
7354       return FALSE;
7355     }
7356
7357   if (impl->update_current_folder_cancellable)
7358     g_cancellable_cancel (impl->update_current_folder_cancellable);
7359
7360   /* Test validity of path here.  */
7361   data = g_new0 (struct UpdateCurrentFolderData, 1);
7362   data->impl = impl;
7363   data->file = g_object_ref (file);
7364   data->keep_trail = keep_trail;
7365   data->clear_entry = clear_entry;
7366
7367   impl->reload_state = RELOAD_HAS_FOLDER;
7368
7369   impl->update_current_folder_cancellable =
7370     _gtk_file_system_get_info (impl->file_system, file,
7371                                "standard::type",
7372                                update_current_folder_get_info_cb,
7373                                data);
7374
7375   set_busy_cursor (impl, TRUE);
7376   g_object_unref (file);
7377
7378   profile_end ("end", NULL);
7379   return TRUE;
7380 }
7381
7382 static GFile *
7383 gtk_file_chooser_default_get_current_folder (GtkFileChooser *chooser)
7384 {
7385   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7386
7387   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7388       impl->operation_mode == OPERATION_MODE_RECENT)
7389     return NULL;
7390
7391   if (impl->reload_state == RELOAD_EMPTY)
7392     {
7393       /* We are unmapped, or we had an error while loading the last folder.
7394        * We'll return the folder used by the last invocation of the file chooser
7395        * since once we get (re)mapped, we'll load *that* folder anyway unless
7396        * the caller explicitly calls set_current_folder() on us.
7397        */
7398       return get_file_for_last_folder_opened (impl);
7399     }
7400
7401   if (impl->current_folder)
7402     return g_object_ref (impl->current_folder);
7403
7404   return NULL;
7405 }
7406
7407 static void
7408 gtk_file_chooser_default_set_current_name (GtkFileChooser *chooser,
7409                                            const gchar    *name)
7410 {
7411   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7412
7413   g_return_if_fail (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7414                     impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER);
7415
7416   pending_select_files_free (impl);
7417   _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), name);
7418 }
7419
7420 static gboolean
7421 gtk_file_chooser_default_select_file (GtkFileChooser  *chooser,
7422                                       GFile           *file,
7423                                       GError         **error)
7424 {
7425   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7426   GFile *parent_file;
7427   gboolean same_path;
7428
7429   parent_file = g_file_get_parent (file);
7430
7431   if (!parent_file)
7432     return gtk_file_chooser_set_current_folder_file (chooser, file, error);
7433
7434   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7435       impl->operation_mode == OPERATION_MODE_RECENT ||
7436       impl->load_state == LOAD_EMPTY)
7437     {
7438       same_path = FALSE;
7439     }
7440   else
7441     {
7442       g_assert (impl->current_folder != NULL);
7443
7444       same_path = g_file_equal (parent_file, impl->current_folder);
7445     }
7446
7447   if (same_path && impl->load_state == LOAD_FINISHED)
7448     {
7449       gboolean result;
7450       GSList files;
7451
7452       files.data = (gpointer) file;
7453       files.next = NULL;
7454
7455       result = show_and_select_files (impl, &files);
7456       g_object_unref (parent_file);
7457       return result;
7458     }
7459
7460   pending_select_files_add (impl, file);
7461
7462   if (!same_path)
7463     {
7464       gboolean result;
7465
7466       result = gtk_file_chooser_set_current_folder_file (chooser, parent_file, error);
7467       g_object_unref (parent_file);
7468       return result;
7469     }
7470
7471   g_object_unref (parent_file);
7472   return TRUE;
7473 }
7474
7475 static void
7476 gtk_file_chooser_default_unselect_file (GtkFileChooser *chooser,
7477                                         GFile          *file)
7478 {
7479   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7480   GtkTreeView *tree_view = GTK_TREE_VIEW (impl->browse_files_tree_view);
7481   GtkTreeIter iter;
7482
7483   if (!impl->browse_files_model)
7484     return;
7485
7486   if (!_gtk_file_system_model_get_iter_for_file (impl->browse_files_model,
7487                                                  &iter,
7488                                                  file))
7489     return;
7490
7491   gtk_tree_selection_unselect_iter (gtk_tree_view_get_selection (tree_view),
7492                                     &iter);
7493 }
7494
7495 static gboolean
7496 maybe_select (GtkTreeModel *model,
7497               GtkTreePath  *path,
7498               GtkTreeIter  *iter,
7499               gpointer     data)
7500 {
7501   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (data);
7502   GtkTreeSelection *selection;
7503   gboolean is_folder;
7504
7505   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7506
7507   gtk_tree_model_get (model, iter,
7508                       MODEL_COL_IS_FOLDER, &is_folder,
7509                       -1);
7510
7511   if ((is_folder && impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER) ||
7512       (!is_folder && impl->action == GTK_FILE_CHOOSER_ACTION_OPEN))
7513     gtk_tree_selection_select_iter (selection, iter);
7514   else
7515     gtk_tree_selection_unselect_iter (selection, iter);
7516
7517   return FALSE;
7518 }
7519
7520 static void
7521 gtk_file_chooser_default_select_all (GtkFileChooser *chooser)
7522 {
7523   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7524
7525   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7526       impl->operation_mode == OPERATION_MODE_RECENT)
7527     {
7528       GtkTreeSelection *selection;
7529
7530       selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7531       gtk_tree_selection_select_all (selection);
7532       return;
7533     }
7534
7535   if (impl->select_multiple)
7536     gtk_tree_model_foreach (GTK_TREE_MODEL (impl->browse_files_model),
7537                             maybe_select, impl);
7538 }
7539
7540 static void
7541 gtk_file_chooser_default_unselect_all (GtkFileChooser *chooser)
7542 {
7543   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7544   GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7545
7546   gtk_tree_selection_unselect_all (selection);
7547   pending_select_files_free (impl);
7548 }
7549
7550 /* Checks whether the filename entry for the Save modes contains a well-formed filename.
7551  *
7552  * is_well_formed_ret - whether what the user typed passes gkt_file_system_make_path()
7553  *
7554  * is_empty_ret - whether the file entry is totally empty
7555  *
7556  * is_file_part_empty_ret - whether the file part is empty (will be if user types "foobar/", and
7557  *                          the path will be "$cwd/foobar")
7558  */
7559 static void
7560 check_save_entry (GtkFileChooserDefault *impl,
7561                   GFile                **file_ret,
7562                   gboolean              *is_well_formed_ret,
7563                   gboolean              *is_empty_ret,
7564                   gboolean              *is_file_part_empty_ret,
7565                   gboolean              *is_folder)
7566 {
7567   GtkFileChooserEntry *chooser_entry;
7568   GFile *current_folder;
7569   const char *file_part;
7570   GFile *file;
7571   GError *error;
7572
7573   g_assert (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
7574             || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
7575             || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
7576                  || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
7577                 && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY));
7578
7579   chooser_entry = GTK_FILE_CHOOSER_ENTRY (impl->location_entry);
7580
7581   if (strlen (gtk_entry_get_text (GTK_ENTRY (chooser_entry))) == 0)
7582     {
7583       *file_ret = NULL;
7584       *is_well_formed_ret = TRUE;
7585       *is_empty_ret = TRUE;
7586       *is_file_part_empty_ret = TRUE;
7587       *is_folder = FALSE;
7588
7589       return;
7590     }
7591
7592   *is_empty_ret = FALSE;
7593
7594   current_folder = _gtk_file_chooser_entry_get_current_folder (chooser_entry);
7595   if (!current_folder)
7596     {
7597       *file_ret = NULL;
7598       *is_well_formed_ret = FALSE;
7599       *is_file_part_empty_ret = FALSE;
7600       *is_folder = FALSE;
7601
7602       return;
7603     }
7604
7605   file_part = _gtk_file_chooser_entry_get_file_part (chooser_entry);
7606
7607   if (!file_part || file_part[0] == '\0')
7608     {
7609       *file_ret = g_object_ref (current_folder);
7610       *is_well_formed_ret = TRUE;
7611       *is_file_part_empty_ret = TRUE;
7612       *is_folder = TRUE;
7613
7614       return;
7615     }
7616
7617   *is_file_part_empty_ret = FALSE;
7618
7619   error = NULL;
7620   file = g_file_get_child_for_display_name (current_folder, file_part, &error);
7621
7622   if (!file)
7623     {
7624       error_building_filename_dialog (impl, error);
7625       *file_ret = NULL;
7626       *is_well_formed_ret = FALSE;
7627       *is_folder = FALSE;
7628
7629       return;
7630     }
7631
7632   *file_ret = file;
7633   *is_well_formed_ret = TRUE;
7634   *is_folder = _gtk_file_chooser_entry_get_is_folder (chooser_entry, file);
7635 }
7636
7637 struct get_files_closure {
7638   GtkFileChooserDefault *impl;
7639   GSList *result;
7640   GFile *file_from_entry;
7641 };
7642
7643 static void
7644 get_files_foreach (GtkTreeModel *model,
7645                    GtkTreePath  *path,
7646                    GtkTreeIter  *iter,
7647                    gpointer      data)
7648 {
7649   struct get_files_closure *info;
7650   GFile *file;
7651   GtkFileSystemModel *fs_model;
7652
7653   info = data;
7654   fs_model = info->impl->browse_files_model;
7655
7656   file = _gtk_file_system_model_get_file (fs_model, iter);
7657   if (!file)
7658     return; /* We are on the editable row */
7659
7660   if (!info->file_from_entry || !g_file_equal (info->file_from_entry, file))
7661     info->result = g_slist_prepend (info->result, g_object_ref (file));
7662 }
7663
7664 static GSList *
7665 gtk_file_chooser_default_get_files (GtkFileChooser *chooser)
7666 {
7667   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7668   struct get_files_closure info;
7669   GtkWindow *toplevel;
7670   GtkWidget *current_focus;
7671   gboolean file_list_seen;
7672
7673   info.impl = impl;
7674   info.result = NULL;
7675   info.file_from_entry = NULL;
7676
7677   if (impl->operation_mode == OPERATION_MODE_SEARCH)
7678     return search_get_selected_files (impl);
7679
7680   if (impl->operation_mode == OPERATION_MODE_RECENT)
7681     {
7682       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7683         {
7684           file_list_seen = TRUE;
7685           goto file_entry;
7686         }
7687       else
7688         return recent_get_selected_files (impl);
7689     }
7690
7691   toplevel = get_toplevel (GTK_WIDGET (impl));
7692   if (toplevel)
7693     current_focus = gtk_window_get_focus (toplevel);
7694   else
7695     current_focus = NULL;
7696
7697   file_list_seen = FALSE;
7698   if (current_focus == impl->browse_files_tree_view)
7699     {
7700       GtkTreeSelection *selection;
7701
7702     file_list:
7703
7704       file_list_seen = TRUE;
7705       selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7706       gtk_tree_selection_selected_foreach (selection, get_files_foreach, &info);
7707
7708       /* If there is no selection in the file list, we probably have this situation:
7709        *
7710        * 1. The user typed a filename in the SAVE filename entry ("foo.txt").
7711        * 2. He then double-clicked on a folder ("bar") in the file list
7712        *
7713        * So we want the selection to be "bar/foo.txt".  Jump to the case for the
7714        * filename entry to see if that is the case.
7715        */
7716       if (info.result == NULL && impl->location_entry)
7717         goto file_entry;
7718     }
7719   else if (impl->location_entry && current_focus == impl->location_entry)
7720     {
7721       gboolean is_well_formed, is_empty, is_file_part_empty, is_folder;
7722
7723     file_entry:
7724
7725       check_save_entry (impl, &info.file_from_entry, &is_well_formed, &is_empty, &is_file_part_empty, &is_folder);
7726
7727       if (is_empty)
7728         goto out;
7729
7730       if (!is_well_formed)
7731         return NULL;
7732
7733       if (is_file_part_empty && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7734         {
7735           g_object_unref (info.file_from_entry);
7736           return NULL;
7737         }
7738
7739       if (info.file_from_entry)
7740         info.result = g_slist_prepend (info.result, info.file_from_entry);
7741       else if (!file_list_seen)
7742         goto file_list;
7743       else
7744         return NULL;
7745     }
7746   else if (impl->toplevel_last_focus_widget == impl->browse_files_tree_view)
7747     goto file_list;
7748   else if (impl->location_entry && impl->toplevel_last_focus_widget == impl->location_entry)
7749     goto file_entry;
7750   else
7751     {
7752       /* The focus is on a dialog's action area button or something else */
7753       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7754           impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
7755         goto file_entry;
7756       else
7757         goto file_list;
7758     }
7759
7760  out:
7761
7762   /* If there's no folder selected, and we're in SELECT_FOLDER mode, then we
7763    * fall back to the current directory */
7764   if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER &&
7765       info.result == NULL)
7766     {
7767       GFile *current_folder;
7768
7769       current_folder = gtk_file_chooser_get_current_folder_file (chooser);
7770
7771       if (current_folder)
7772         info.result = g_slist_prepend (info.result, current_folder);
7773     }
7774
7775   return g_slist_reverse (info.result);
7776 }
7777
7778 GFile *
7779 gtk_file_chooser_default_get_preview_file (GtkFileChooser *chooser)
7780 {
7781   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7782
7783   if (impl->preview_file)
7784     return g_object_ref (impl->preview_file);
7785   else
7786     return NULL;
7787 }
7788
7789 static GtkFileSystem *
7790 gtk_file_chooser_default_get_file_system (GtkFileChooser *chooser)
7791 {
7792   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7793
7794   return impl->file_system;
7795 }
7796
7797 /* Shows or hides the filter widgets */
7798 static void
7799 show_filters (GtkFileChooserDefault *impl,
7800               gboolean               show)
7801 {
7802   if (show)
7803     gtk_widget_show (impl->filter_combo_hbox);
7804   else
7805     gtk_widget_hide (impl->filter_combo_hbox);
7806 }
7807
7808 static void
7809 gtk_file_chooser_default_add_filter (GtkFileChooser *chooser,
7810                                      GtkFileFilter  *filter)
7811 {
7812   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7813   const gchar *name;
7814
7815   if (g_slist_find (impl->filters, filter))
7816     {
7817       g_warning ("gtk_file_chooser_add_filter() called on filter already in list\n");
7818       return;
7819     }
7820
7821   g_object_ref_sink (filter);
7822   impl->filters = g_slist_append (impl->filters, filter);
7823
7824   name = gtk_file_filter_get_name (filter);
7825   if (!name)
7826     name = "Untitled filter";   /* Place-holder, doesn't need to be marked for translation */
7827
7828   gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (impl->filter_combo), name);
7829
7830   if (!g_slist_find (impl->filters, impl->current_filter))
7831     set_current_filter (impl, filter);
7832
7833   show_filters (impl, TRUE);
7834 }
7835
7836 static void
7837 gtk_file_chooser_default_remove_filter (GtkFileChooser *chooser,
7838                                         GtkFileFilter  *filter)
7839 {
7840   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7841   GtkTreeModel *model;
7842   GtkTreeIter iter;
7843   gint filter_index;
7844
7845   filter_index = g_slist_index (impl->filters, filter);
7846
7847   if (filter_index < 0)
7848     {
7849       g_warning ("gtk_file_chooser_remove_filter() called on filter not in list\n");
7850       return;
7851     }
7852
7853   impl->filters = g_slist_remove (impl->filters, filter);
7854
7855   if (filter == impl->current_filter)
7856     {
7857       if (impl->filters)
7858         set_current_filter (impl, impl->filters->data);
7859       else
7860         set_current_filter (impl, NULL);
7861     }
7862
7863   /* Remove row from the combo box */
7864   model = gtk_combo_box_get_model (GTK_COMBO_BOX (impl->filter_combo));
7865   if (!gtk_tree_model_iter_nth_child  (model, &iter, NULL, filter_index))
7866     g_assert_not_reached ();
7867
7868   gtk_list_store_remove (GTK_LIST_STORE (model), &iter);
7869
7870   g_object_unref (filter);
7871
7872   if (!impl->filters)
7873     show_filters (impl, FALSE);
7874 }
7875
7876 static GSList *
7877 gtk_file_chooser_default_list_filters (GtkFileChooser *chooser)
7878 {
7879   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7880
7881   return g_slist_copy (impl->filters);
7882 }
7883
7884 /* Returns the position in the shortcuts tree where the nth specified shortcut would appear */
7885 static int
7886 shortcuts_get_pos_for_shortcut_folder (GtkFileChooserDefault *impl,
7887                                        int                    pos)
7888 {
7889   return pos + shortcuts_get_index (impl, SHORTCUTS_SHORTCUTS);
7890 }
7891
7892 struct AddShortcutData
7893 {
7894   GtkFileChooserDefault *impl;
7895   GFile *file;
7896 };
7897
7898 static void
7899 add_shortcut_get_info_cb (GCancellable *cancellable,
7900                           GFileInfo    *info,
7901                           const GError *error,
7902                           gpointer      user_data)
7903 {
7904   int pos;
7905   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7906   struct AddShortcutData *data = user_data;
7907
7908   if (!g_slist_find (data->impl->loading_shortcuts, cancellable))
7909     goto out;
7910
7911   data->impl->loading_shortcuts = g_slist_remove (data->impl->loading_shortcuts, cancellable);
7912
7913   if (cancelled || error || (! _gtk_file_info_consider_as_directory (info)))
7914     goto out;
7915
7916   pos = shortcuts_get_pos_for_shortcut_folder (data->impl, data->impl->num_shortcuts);
7917
7918   shortcuts_insert_file (data->impl, pos, SHORTCUT_TYPE_FILE, NULL, data->file, NULL, FALSE, SHORTCUTS_SHORTCUTS);
7919
7920 out:
7921   g_object_unref (data->impl);
7922   g_object_unref (data->file);
7923   g_free (data);
7924
7925   g_object_unref (cancellable);
7926 }
7927
7928 static gboolean
7929 gtk_file_chooser_default_add_shortcut_folder (GtkFileChooser  *chooser,
7930                                               GFile           *file,
7931                                               GError         **error)
7932 {
7933   GCancellable *cancellable;
7934   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7935   struct AddShortcutData *data;
7936   GSList *l;
7937   int pos;
7938
7939   /* Avoid adding duplicates */
7940   pos = shortcut_find_position (impl, file);
7941   if (pos >= 0 && pos < shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR))
7942     {
7943       gchar *uri;
7944
7945       uri = g_file_get_uri (file);
7946       /* translators, "Shortcut" means "Bookmark" here */
7947       g_set_error (error,
7948                    GTK_FILE_CHOOSER_ERROR,
7949                    GTK_FILE_CHOOSER_ERROR_ALREADY_EXISTS,
7950                    _("Shortcut %s already exists"),
7951                    uri);
7952       g_free (uri);
7953
7954       return FALSE;
7955     }
7956
7957   for (l = impl->loading_shortcuts; l; l = l->next)
7958     {
7959       GCancellable *c = l->data;
7960       GFile *f;
7961
7962       f = g_object_get_data (G_OBJECT (c), "add-shortcut-path-key");
7963       if (f && g_file_equal (file, f))
7964         {
7965           gchar *uri;
7966
7967           uri = g_file_get_uri (file);
7968           g_set_error (error,
7969                        GTK_FILE_CHOOSER_ERROR,
7970                        GTK_FILE_CHOOSER_ERROR_ALREADY_EXISTS,
7971                        _("Shortcut %s already exists"),
7972                        uri);
7973           g_free (uri);
7974
7975           return FALSE;
7976         }
7977     }
7978
7979   data = g_new0 (struct AddShortcutData, 1);
7980   data->impl = g_object_ref (impl);
7981   data->file = g_object_ref (file);
7982
7983   cancellable = _gtk_file_system_get_info (impl->file_system, file,
7984                                            "standard::type",
7985                                            add_shortcut_get_info_cb, data);
7986
7987   if (!cancellable)
7988     return FALSE;
7989
7990   impl->loading_shortcuts = g_slist_append (impl->loading_shortcuts, cancellable);
7991   g_object_set_data (G_OBJECT (cancellable), "add-shortcut-path-key", data->file);
7992
7993   return TRUE;
7994 }
7995
7996 static gboolean
7997 gtk_file_chooser_default_remove_shortcut_folder (GtkFileChooser  *chooser,
7998                                                  GFile           *file,
7999                                                  GError         **error)
8000 {
8001   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
8002   int pos;
8003   GtkTreeIter iter;
8004   GSList *l;
8005   char *uri;
8006   int i;
8007
8008   for (l = impl->loading_shortcuts; l; l = l->next)
8009     {
8010       GCancellable *c = l->data;
8011       GFile *f;
8012
8013       f = g_object_get_data (G_OBJECT (c), "add-shortcut-path-key");
8014       if (f && g_file_equal (file, f))
8015         {
8016           impl->loading_shortcuts = g_slist_remove (impl->loading_shortcuts, c);
8017           g_cancellable_cancel (c);
8018           return TRUE;
8019         }
8020     }
8021
8022   if (impl->num_shortcuts == 0)
8023     goto out;
8024
8025   pos = shortcuts_get_pos_for_shortcut_folder (impl, 0);
8026   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
8027     g_assert_not_reached ();
8028
8029   for (i = 0; i < impl->num_shortcuts; i++)
8030     {
8031       gpointer col_data;
8032       ShortcutType shortcut_type;
8033       GFile *shortcut;
8034
8035       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
8036                           SHORTCUTS_COL_DATA, &col_data,
8037                           SHORTCUTS_COL_TYPE, &shortcut_type,
8038                           -1);
8039       g_assert (col_data != NULL);
8040       g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
8041
8042       shortcut = col_data;
8043       if (g_file_equal (shortcut, file))
8044         {
8045           shortcuts_remove_rows (impl, pos + i, 1);
8046           impl->num_shortcuts--;
8047           return TRUE;
8048         }
8049
8050       if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
8051         g_assert_not_reached ();
8052     }
8053
8054  out:
8055
8056   uri = g_file_get_uri (file);
8057   /* translators, "Shortcut" means "Bookmark" here */
8058   g_set_error (error,
8059                GTK_FILE_CHOOSER_ERROR,
8060                GTK_FILE_CHOOSER_ERROR_NONEXISTENT,
8061                _("Shortcut %s does not exist"),
8062                uri);
8063   g_free (uri);
8064
8065   return FALSE;
8066 }
8067
8068 static GSList *
8069 gtk_file_chooser_default_list_shortcut_folders (GtkFileChooser *chooser)
8070 {
8071   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
8072   int pos;
8073   GtkTreeIter iter;
8074   int i;
8075   GSList *list;
8076
8077   if (impl->num_shortcuts == 0)
8078     return NULL;
8079
8080   pos = shortcuts_get_pos_for_shortcut_folder (impl, 0);
8081   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
8082     g_assert_not_reached ();
8083
8084   list = NULL;
8085
8086   for (i = 0; i < impl->num_shortcuts; i++)
8087     {
8088       gpointer col_data;
8089       ShortcutType shortcut_type;
8090       GFile *shortcut;
8091
8092       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
8093                           SHORTCUTS_COL_DATA, &col_data,
8094                           SHORTCUTS_COL_TYPE, &shortcut_type,
8095                           -1);
8096       g_assert (col_data != NULL);
8097       g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
8098
8099       shortcut = col_data;
8100       list = g_slist_prepend (list, g_object_ref (shortcut));
8101
8102       if (i != impl->num_shortcuts - 1)
8103         {
8104           if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
8105             g_assert_not_reached ();
8106         }
8107     }
8108
8109   return g_slist_reverse (list);
8110 }
8111
8112 /* Guesses a size based upon font sizes */
8113 static void
8114 find_good_size_from_style (GtkWidget *widget,
8115                            gint      *width,
8116                            gint      *height)
8117 {
8118   GtkStyleContext *context;
8119   GtkStateFlags state;
8120   int font_size;
8121   GdkScreen *screen;
8122   double resolution;
8123
8124   context = gtk_widget_get_style_context (widget);
8125   state = gtk_widget_get_state_flags (widget);
8126
8127   screen = gtk_widget_get_screen (widget);
8128   if (screen)
8129     {
8130       resolution = gdk_screen_get_resolution (screen);
8131       if (resolution < 0.0) /* will be -1 if the resolution is not defined in the GdkScreen */
8132         resolution = 96.0;
8133     }
8134   else
8135     resolution = 96.0; /* wheeee */
8136
8137   font_size = pango_font_description_get_size (gtk_style_context_get_font (context, state));
8138   font_size = PANGO_PIXELS (font_size) * resolution / 72.0;
8139
8140   *width = font_size * NUM_CHARS;
8141   *height = font_size * NUM_LINES;
8142 }
8143
8144 static void
8145 gtk_file_chooser_default_get_default_size (GtkFileChooserEmbed *chooser_embed,
8146                                            gint                *default_width,
8147                                            gint                *default_height)
8148 {
8149   GtkFileChooserDefault *impl;
8150   GtkRequisition req;
8151   int x, y, width, height;
8152
8153   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
8154
8155   settings_ensure (impl);
8156
8157   g_settings_get (impl->settings, SETTINGS_KEY_WINDOW_POSITION, "(ii)", &x, &y);
8158   g_settings_get (impl->settings, SETTINGS_KEY_WINDOW_SIZE, "(ii)", &width, &height);
8159
8160   if (x >= 0 && y >= 0 && width > 0 && height > 0)
8161     {
8162       *default_width = width;
8163       *default_height = height;
8164       return;
8165     }
8166
8167   find_good_size_from_style (GTK_WIDGET (chooser_embed), default_width, default_height);
8168
8169   if (impl->preview_widget_active &&
8170       impl->preview_widget &&
8171       gtk_widget_get_visible (impl->preview_widget))
8172     {
8173       gtk_widget_get_preferred_size (impl->preview_box,
8174                                      &req, NULL);
8175       *default_width += PREVIEW_HBOX_SPACING + req.width;
8176     }
8177
8178   if (impl->extra_widget &&
8179       gtk_widget_get_visible (impl->extra_widget))
8180     {
8181       gtk_widget_get_preferred_size (impl->extra_align,
8182                                      &req, NULL);
8183       *default_height += gtk_box_get_spacing (GTK_BOX (chooser_embed)) + req.height;
8184     }
8185 }
8186
8187 struct switch_folder_closure {
8188   GtkFileChooserDefault *impl;
8189   GFile *file;
8190   int num_selected;
8191 };
8192
8193 /* Used from gtk_tree_selection_selected_foreach() in switch_to_selected_folder() */
8194 static void
8195 switch_folder_foreach_cb (GtkTreeModel      *model,
8196                           GtkTreePath       *path,
8197                           GtkTreeIter       *iter,
8198                           gpointer           data)
8199 {
8200   struct switch_folder_closure *closure;
8201
8202   closure = data;
8203
8204   closure->file = _gtk_file_system_model_get_file (closure->impl->browse_files_model, iter);
8205   closure->num_selected++;
8206 }
8207
8208 /* Changes to the selected folder in the list view */
8209 static void
8210 switch_to_selected_folder (GtkFileChooserDefault *impl)
8211 {
8212   GtkTreeSelection *selection;
8213   struct switch_folder_closure closure;
8214
8215   /* We do this with foreach() rather than get_selected() as we may be in
8216    * multiple selection mode
8217    */
8218
8219   closure.impl = impl;
8220   closure.file = NULL;
8221   closure.num_selected = 0;
8222
8223   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
8224   gtk_tree_selection_selected_foreach (selection, switch_folder_foreach_cb, &closure);
8225
8226   g_assert (closure.file && closure.num_selected == 1);
8227
8228   change_folder_and_display_error (impl, closure.file, FALSE);
8229 }
8230
8231 /* Gets the GFileInfo for the selected row in the file list; assumes single
8232  * selection mode.
8233  */
8234 static GFileInfo *
8235 get_selected_file_info_from_file_list (GtkFileChooserDefault *impl,
8236                                        gboolean              *had_selection)
8237 {
8238   GtkTreeSelection *selection;
8239   GtkTreeIter iter;
8240   GFileInfo *info;
8241
8242   g_assert (!impl->select_multiple);
8243   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
8244   if (!gtk_tree_selection_get_selected (selection, NULL, &iter))
8245     {
8246       *had_selection = FALSE;
8247       return NULL;
8248     }
8249
8250   *had_selection = TRUE;
8251
8252   info = _gtk_file_system_model_get_info (impl->browse_files_model, &iter);
8253   return info;
8254 }
8255
8256 /* Gets the display name of the selected file in the file list; assumes single
8257  * selection mode and that something is selected.
8258  */
8259 static const gchar *
8260 get_display_name_from_file_list (GtkFileChooserDefault *impl)
8261 {
8262   GFileInfo *info;
8263   gboolean had_selection;
8264
8265   info = get_selected_file_info_from_file_list (impl, &had_selection);
8266   g_assert (had_selection);
8267   g_assert (info != NULL);
8268
8269   return g_file_info_get_display_name (info);
8270 }
8271
8272 static void
8273 add_custom_button_to_dialog (GtkDialog   *dialog,
8274                              const gchar *mnemonic_label,
8275                              const gchar *stock_id,
8276                              gint         response_id)
8277 {
8278   GtkWidget *button;
8279
8280   button = gtk_button_new_with_mnemonic (mnemonic_label);
8281   gtk_widget_set_can_default (button, TRUE);
8282   gtk_button_set_image (GTK_BUTTON (button),
8283                         gtk_image_new_from_stock (stock_id, GTK_ICON_SIZE_BUTTON));
8284   gtk_widget_show (button);
8285
8286   gtk_dialog_add_action_widget (GTK_DIALOG (dialog), button, response_id);
8287 }
8288
8289 /* Presents an overwrite confirmation dialog; returns whether we should accept
8290  * the filename.
8291  */
8292 static gboolean
8293 confirm_dialog_should_accept_filename (GtkFileChooserDefault *impl,
8294                                        const gchar           *file_part,
8295                                        const gchar           *folder_display_name)
8296 {
8297   GtkWindow *toplevel;
8298   GtkWidget *dialog;
8299   int response;
8300
8301   toplevel = get_toplevel (GTK_WIDGET (impl));
8302
8303   dialog = gtk_message_dialog_new (toplevel,
8304                                    GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
8305                                    GTK_MESSAGE_QUESTION,
8306                                    GTK_BUTTONS_NONE,
8307                                    _("A file named \"%s\" already exists.  Do you want to replace it?"),
8308                                    file_part);
8309   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
8310                                             _("The file already exists in \"%s\".  Replacing it will "
8311                                               "overwrite its contents."),
8312                                             folder_display_name);
8313
8314   gtk_dialog_add_button (GTK_DIALOG (dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
8315   add_custom_button_to_dialog (GTK_DIALOG (dialog), _("_Replace"),
8316                                GTK_STOCK_SAVE_AS, GTK_RESPONSE_ACCEPT);
8317   gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
8318                                            GTK_RESPONSE_ACCEPT,
8319                                            GTK_RESPONSE_CANCEL,
8320                                            -1);
8321   gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_ACCEPT);
8322
8323   if (gtk_window_has_group (toplevel))
8324     gtk_window_group_add_window (gtk_window_get_group (toplevel),
8325                                  GTK_WINDOW (dialog));
8326
8327   response = gtk_dialog_run (GTK_DIALOG (dialog));
8328
8329   gtk_widget_destroy (dialog);
8330
8331   return (response == GTK_RESPONSE_ACCEPT);
8332 }
8333
8334 struct GetDisplayNameData
8335 {
8336   GtkFileChooserDefault *impl;
8337   gchar *file_part;
8338 };
8339
8340 /* Every time we request a response explicitly, we need to save the selection to the recently-used list,
8341  * as requesting a response means, "the dialog is confirmed".
8342  */
8343 static void
8344 request_response_and_add_to_recent_list (GtkFileChooserDefault *impl)
8345 {
8346   g_signal_emit_by_name (impl, "response-requested");
8347   add_selection_to_recent_list (impl);
8348 }
8349
8350 static void
8351 confirmation_confirm_get_info_cb (GCancellable *cancellable,
8352                                   GFileInfo    *info,
8353                                   const GError *error,
8354                                   gpointer      user_data)
8355 {
8356   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8357   gboolean should_respond = FALSE;
8358   struct GetDisplayNameData *data = user_data;
8359
8360   if (cancellable != data->impl->should_respond_get_info_cancellable)
8361     goto out;
8362
8363   data->impl->should_respond_get_info_cancellable = NULL;
8364
8365   if (cancelled)
8366     goto out;
8367
8368   if (error)
8369     /* Huh?  Did the folder disappear?  Let the caller deal with it */
8370     should_respond = TRUE;
8371   else
8372     should_respond = confirm_dialog_should_accept_filename (data->impl, data->file_part, g_file_info_get_display_name (info));
8373
8374   set_busy_cursor (data->impl, FALSE);
8375   if (should_respond)
8376     request_response_and_add_to_recent_list (data->impl);
8377
8378 out:
8379   g_object_unref (data->impl);
8380   g_free (data->file_part);
8381   g_free (data);
8382
8383   g_object_unref (cancellable);
8384 }
8385
8386 /* Does overwrite confirmation if appropriate, and returns whether the dialog
8387  * should respond.  Can get the file part from the file list or the save entry.
8388  */
8389 static gboolean
8390 should_respond_after_confirm_overwrite (GtkFileChooserDefault *impl,
8391                                         const gchar           *file_part,
8392                                         GFile                 *parent_file)
8393 {
8394   GtkFileChooserConfirmation conf;
8395
8396   if (!impl->do_overwrite_confirmation)
8397     return TRUE;
8398
8399   conf = GTK_FILE_CHOOSER_CONFIRMATION_CONFIRM;
8400
8401   g_signal_emit_by_name (impl, "confirm-overwrite", &conf);
8402
8403   switch (conf)
8404     {
8405     case GTK_FILE_CHOOSER_CONFIRMATION_CONFIRM:
8406       {
8407         struct GetDisplayNameData *data;
8408
8409         g_assert (file_part != NULL);
8410
8411         data = g_new0 (struct GetDisplayNameData, 1);
8412         data->impl = g_object_ref (impl);
8413         data->file_part = g_strdup (file_part);
8414
8415         if (impl->should_respond_get_info_cancellable)
8416           g_cancellable_cancel (impl->should_respond_get_info_cancellable);
8417
8418         impl->should_respond_get_info_cancellable =
8419           _gtk_file_system_get_info (impl->file_system, parent_file,
8420                                      "standard::display-name",
8421                                      confirmation_confirm_get_info_cb,
8422                                      data);
8423         set_busy_cursor (data->impl, TRUE);
8424         return FALSE;
8425       }
8426
8427     case GTK_FILE_CHOOSER_CONFIRMATION_ACCEPT_FILENAME:
8428       return TRUE;
8429
8430     case GTK_FILE_CHOOSER_CONFIRMATION_SELECT_AGAIN:
8431       return FALSE;
8432
8433     default:
8434       g_assert_not_reached ();
8435       return FALSE;
8436     }
8437 }
8438
8439 struct FileExistsData
8440 {
8441   GtkFileChooserDefault *impl;
8442   gboolean file_exists_and_is_not_folder;
8443   GFile *parent_file;
8444   GFile *file;
8445 };
8446
8447 static void
8448 name_entry_get_parent_info_cb (GCancellable *cancellable,
8449                                GFileInfo    *info,
8450                                const GError *error,
8451                                gpointer      user_data)
8452 {
8453   gboolean parent_is_folder;
8454   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8455   struct FileExistsData *data = user_data;
8456
8457   if (cancellable != data->impl->should_respond_get_info_cancellable)
8458     goto out;
8459
8460   data->impl->should_respond_get_info_cancellable = NULL;
8461
8462   set_busy_cursor (data->impl, FALSE);
8463
8464   if (cancelled)
8465     goto out;
8466
8467   if (!info)
8468     parent_is_folder = FALSE;
8469   else
8470     parent_is_folder = _gtk_file_info_consider_as_directory (info);
8471
8472   if (parent_is_folder)
8473     {
8474       if (data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
8475         {
8476           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) */
8477         }
8478       else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8479         {
8480           if (data->file_exists_and_is_not_folder)
8481             {
8482               gboolean retval;
8483               char *file_part;
8484
8485               /* Dup the string because the string may be modified
8486                * depending on what clients do in the confirm-overwrite
8487                * signal and this corrupts the pointer
8488                */
8489               file_part = g_strdup (_gtk_file_chooser_entry_get_file_part (GTK_FILE_CHOOSER_ENTRY (data->impl->location_entry)));
8490               retval = should_respond_after_confirm_overwrite (data->impl, file_part, data->parent_file);
8491               g_free (file_part);
8492
8493               if (retval)
8494                 request_response_and_add_to_recent_list (data->impl);
8495             }
8496           else
8497             request_response_and_add_to_recent_list (data->impl);
8498         }
8499       else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER
8500                || data->impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8501         {
8502           GError *mkdir_error = NULL;
8503
8504           /* In both cases (SELECT_FOLDER and CREATE_FOLDER), if you type
8505            * "/blah/nonexistent" you *will* want a folder created.
8506            */
8507
8508           set_busy_cursor (data->impl, TRUE);
8509           g_file_make_directory (data->file, NULL, &mkdir_error);
8510           set_busy_cursor (data->impl, FALSE);
8511
8512           if (!mkdir_error)
8513             request_response_and_add_to_recent_list (data->impl);
8514           else
8515             error_creating_folder_dialog (data->impl, data->file, mkdir_error);
8516         }
8517       else
8518         g_assert_not_reached ();
8519     }
8520   else
8521     {
8522       if (info)
8523         {
8524           /* The parent exists, but it's not a folder!  Someone probably typed existing_file.txt/subfile.txt */
8525           error_with_file_under_nonfolder (data->impl, data->parent_file);
8526         }
8527       else
8528         {
8529           GError *error_copy;
8530
8531           /* The parent folder is not readable for some reason */
8532
8533           error_copy = g_error_copy (error);
8534           error_changing_folder_dialog (data->impl, data->parent_file, error_copy);
8535         }
8536     }
8537
8538 out:
8539   g_object_unref (data->impl);
8540   g_object_unref (data->file);
8541   g_object_unref (data->parent_file);
8542   g_free (data);
8543
8544   g_object_unref (cancellable);
8545 }
8546
8547 static void
8548 file_exists_get_info_cb (GCancellable *cancellable,
8549                          GFileInfo    *info,
8550                          const GError *error,
8551                          gpointer      user_data)
8552 {
8553   gboolean data_ownership_taken = FALSE;
8554   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8555   gboolean file_exists;
8556   gboolean is_folder;
8557   gboolean needs_parent_check = FALSE;
8558   struct FileExistsData *data = user_data;
8559
8560   if (cancellable != data->impl->file_exists_get_info_cancellable)
8561     goto out;
8562
8563   data->impl->file_exists_get_info_cancellable = NULL;
8564
8565   set_busy_cursor (data->impl, FALSE);
8566
8567   if (cancelled)
8568     goto out;
8569
8570   file_exists = (info != NULL);
8571   is_folder = (file_exists && _gtk_file_info_consider_as_directory (info));
8572
8573   if (data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
8574     {
8575       if (is_folder)
8576         change_folder_and_display_error (data->impl, data->file, TRUE);
8577       else
8578         {
8579           if (file_exists)
8580             request_response_and_add_to_recent_list (data->impl); /* user typed an existing filename; we are done */
8581           else
8582             needs_parent_check = TRUE; /* file doesn't exist; see if its parent exists */
8583         }
8584     }
8585   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8586     {
8587       if (file_exists && !is_folder)
8588         {
8589           /* Oops, the user typed the name of an existing path which is not
8590            * a folder
8591            */
8592           error_creating_folder_over_existing_file_dialog (data->impl, data->file,
8593                                                            g_error_copy (error));
8594         }
8595       else
8596         {
8597           needs_parent_check = TRUE;
8598         }
8599     }
8600   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8601     {
8602       if (!file_exists)
8603         {
8604           needs_parent_check = TRUE;
8605         }
8606       else
8607         {
8608           if (is_folder)
8609             {
8610               /* User typed a folder; we are done */
8611               request_response_and_add_to_recent_list (data->impl);
8612             }
8613           else
8614             error_selecting_folder_over_existing_file_dialog (data->impl, data->file);
8615         }
8616     }
8617   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8618     {
8619       if (is_folder)
8620         change_folder_and_display_error (data->impl, data->file, TRUE);
8621       else
8622         needs_parent_check = TRUE;
8623     }
8624   else
8625     {
8626       g_assert_not_reached();
8627     }
8628
8629   if (needs_parent_check) {
8630     /* check that everything up to the last path component exists (i.e. the parent) */
8631
8632     data->file_exists_and_is_not_folder = file_exists && !is_folder;
8633     data_ownership_taken = TRUE;
8634
8635     if (data->impl->should_respond_get_info_cancellable)
8636       g_cancellable_cancel (data->impl->should_respond_get_info_cancellable);
8637
8638       data->impl->should_respond_get_info_cancellable =
8639         _gtk_file_system_get_info (data->impl->file_system,
8640                                    data->parent_file,
8641                                    "standard::type",
8642                                    name_entry_get_parent_info_cb,
8643                                    data);
8644       set_busy_cursor (data->impl, TRUE);
8645     }
8646
8647 out:
8648   if (!data_ownership_taken)
8649     {
8650       g_object_unref (data->impl);
8651       g_object_unref (data->file);
8652       g_object_unref (data->parent_file);
8653       g_free (data);
8654     }
8655
8656   g_object_unref (cancellable);
8657 }
8658
8659 static void
8660 paste_text_received (GtkClipboard          *clipboard,
8661                      const gchar           *text,
8662                      GtkFileChooserDefault *impl)
8663 {
8664   GFile *file;
8665
8666   if (!text)
8667     return;
8668
8669   file = g_file_new_for_uri (text);
8670
8671   if (!gtk_file_chooser_default_select_file (GTK_FILE_CHOOSER (impl), file, NULL))
8672     location_popup_handler (impl, text);
8673
8674   g_object_unref (file);
8675 }
8676
8677 /* Handler for the "location-popup-on-paste" keybinding signal */
8678 static void
8679 location_popup_on_paste_handler (GtkFileChooserDefault *impl)
8680 {
8681   GtkClipboard *clipboard = gtk_widget_get_clipboard (GTK_WIDGET (impl),
8682                                                       GDK_SELECTION_CLIPBOARD);
8683   gtk_clipboard_request_text (clipboard,
8684                               (GtkClipboardTextReceivedFunc) paste_text_received,
8685                               impl);
8686 }
8687
8688 /* Implementation for GtkFileChooserEmbed::should_respond() */
8689 static void
8690 add_selection_to_recent_list (GtkFileChooserDefault *impl)
8691 {
8692   GSList *files;
8693   GSList *l;
8694
8695   files = gtk_file_chooser_default_get_files (GTK_FILE_CHOOSER (impl));
8696
8697   for (l = files; l; l = l->next)
8698     {
8699       GFile *file = l->data;
8700       char *uri;
8701
8702       uri = g_file_get_uri (file);
8703       if (uri)
8704         {
8705           gtk_recent_manager_add_item (impl->recent_manager, uri);
8706           g_free (uri);
8707         }
8708     }
8709
8710   g_slist_foreach (files, (GFunc) g_object_unref, NULL);
8711   g_slist_free (files);
8712 }
8713
8714 static gboolean
8715 gtk_file_chooser_default_should_respond (GtkFileChooserEmbed *chooser_embed)
8716 {
8717   GtkFileChooserDefault *impl;
8718   GtkWidget *toplevel;
8719   GtkWidget *current_focus;
8720   gboolean retval;
8721
8722   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
8723
8724   toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
8725   g_assert (GTK_IS_WINDOW (toplevel));
8726
8727   retval = FALSE;
8728
8729   current_focus = gtk_window_get_focus (GTK_WINDOW (toplevel));
8730
8731   if (current_focus == impl->browse_files_tree_view)
8732     {
8733       /* The following array encodes what we do based on the impl->action and the
8734        * number of files selected.
8735        */
8736       typedef enum {
8737         NOOP,                   /* Do nothing (don't respond) */
8738         RESPOND,                /* Respond immediately */
8739         RESPOND_OR_SWITCH,      /* Respond immediately if the selected item is a file; switch to it if it is a folder */
8740         ALL_FILES,              /* Respond only if everything selected is a file */
8741         ALL_FOLDERS,            /* Respond only if everything selected is a folder */
8742         SAVE_ENTRY,             /* Go to the code for handling the save entry */
8743         NOT_REACHED             /* Sanity check */
8744       } ActionToTake;
8745       static const ActionToTake what_to_do[4][3] = {
8746         /*                                0 selected            1 selected              many selected */
8747         /* ACTION_OPEN */               { NOOP,                 RESPOND_OR_SWITCH,      ALL_FILES   },
8748         /* ACTION_SAVE */               { SAVE_ENTRY,           RESPOND_OR_SWITCH,      NOT_REACHED },
8749         /* ACTION_SELECT_FOLDER */      { RESPOND,              ALL_FOLDERS,            ALL_FOLDERS },
8750         /* ACTION_CREATE_FOLDER */      { SAVE_ENTRY,           ALL_FOLDERS,            NOT_REACHED }
8751       };
8752
8753       int num_selected;
8754       gboolean all_files, all_folders;
8755       int k;
8756       ActionToTake action;
8757
8758     file_list:
8759
8760       g_assert (impl->action >= GTK_FILE_CHOOSER_ACTION_OPEN && impl->action <= GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER);
8761
8762       if (impl->operation_mode == OPERATION_MODE_SEARCH)
8763         {
8764           retval = search_should_respond (impl);
8765           goto out;
8766         }
8767
8768       if (impl->operation_mode == OPERATION_MODE_RECENT)
8769         {
8770           if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8771             goto save_entry;
8772           else
8773             {
8774               retval = recent_should_respond (impl);
8775               goto out;
8776             }
8777         }
8778
8779       selection_check (impl, &num_selected, &all_files, &all_folders);
8780
8781       if (num_selected > 2)
8782         k = 2;
8783       else
8784         k = num_selected;
8785
8786       action = what_to_do [impl->action] [k];
8787
8788       switch (action)
8789         {
8790         case NOOP:
8791           return FALSE;
8792
8793         case RESPOND:
8794           retval = TRUE;
8795           goto out;
8796
8797         case RESPOND_OR_SWITCH:
8798           g_assert (num_selected == 1);
8799
8800           if (all_folders)
8801             {
8802               switch_to_selected_folder (impl);
8803               return FALSE;
8804             }
8805           else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8806             {
8807               retval = should_respond_after_confirm_overwrite (impl,
8808                                                                get_display_name_from_file_list (impl),
8809                                                                impl->current_folder);
8810               goto out;
8811             }
8812           else
8813             {
8814               retval = TRUE;
8815               goto out;
8816             }
8817
8818         case ALL_FILES:
8819           retval = all_files;
8820           goto out;
8821
8822         case ALL_FOLDERS:
8823           retval = all_folders;
8824           goto out;
8825
8826         case SAVE_ENTRY:
8827           goto save_entry;
8828
8829         default:
8830           g_assert_not_reached ();
8831         }
8832     }
8833   else if ((impl->location_entry != NULL) && (current_focus == impl->location_entry))
8834     {
8835       GFile *file;
8836       gboolean is_well_formed, is_empty, is_file_part_empty;
8837       gboolean is_folder;
8838       GtkFileChooserEntry *entry;
8839       GError *error;
8840
8841     save_entry:
8842
8843       g_assert (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8844                 || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
8845                 || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
8846                      || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8847                     && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY));
8848
8849       entry = GTK_FILE_CHOOSER_ENTRY (impl->location_entry);
8850       check_save_entry (impl, &file, &is_well_formed, &is_empty, &is_file_part_empty, &is_folder);
8851
8852       if (!is_well_formed)
8853         {
8854           if (!is_empty
8855               && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8856               && impl->operation_mode == OPERATION_MODE_RECENT)
8857             {
8858               path_bar_set_mode (impl, PATH_BAR_ERROR_NO_FOLDER);
8859 #if 0
8860               /* We'll #ifdef this out, as the fucking treeview selects its first row,
8861                * thus changing our assumption that no selection is present - setting
8862                * a selection causes the error message from path_bar_set_mode() to go away,
8863                * but we want the user to see that message!
8864                */
8865               gtk_widget_grab_focus (impl->browse_files_tree_view);
8866 #endif
8867             }
8868           /* FIXME: else show an "invalid filename" error as the pathbar mode? */
8869
8870           return FALSE;
8871         }
8872
8873       if (is_empty)
8874         {
8875           if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8876               || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8877             {
8878               path_bar_set_mode (impl, PATH_BAR_ERROR_NO_FILENAME);
8879               gtk_widget_grab_focus (impl->location_entry);
8880               return FALSE;
8881             }
8882
8883           goto file_list;
8884         }
8885
8886       g_assert (file != NULL);
8887
8888       error = NULL;
8889       if (is_folder)
8890         {
8891           if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
8892               impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8893             {
8894               change_folder_and_display_error (impl, file, TRUE);
8895             }
8896           else if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
8897                    impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8898             {
8899               /* The folder already exists, so we do not need to create it.
8900                * Just respond to terminate the dialog.
8901                */
8902               retval = TRUE;
8903             }
8904           else
8905             {
8906               g_assert_not_reached ();
8907             }
8908         }
8909       else
8910         {
8911           struct FileExistsData *data;
8912
8913           /* We need to check whether file exists and whether it is a folder -
8914            * the GtkFileChooserEntry *does* report is_folder==FALSE as a false
8915            * negative (it doesn't know yet if your last path component is a
8916            * folder).
8917            */
8918
8919           data = g_new0 (struct FileExistsData, 1);
8920           data->impl = g_object_ref (impl);
8921           data->file = g_object_ref (file);
8922           data->parent_file = g_object_ref (_gtk_file_chooser_entry_get_current_folder (entry));
8923
8924           if (impl->file_exists_get_info_cancellable)
8925             g_cancellable_cancel (impl->file_exists_get_info_cancellable);
8926
8927           impl->file_exists_get_info_cancellable =
8928             _gtk_file_system_get_info (impl->file_system, file,
8929                                        "standard::type",
8930                                        file_exists_get_info_cb,
8931                                        data);
8932
8933           set_busy_cursor (impl, TRUE);
8934
8935           if (error != NULL)
8936             g_error_free (error);
8937         }
8938
8939       g_object_unref (file);
8940     }
8941   else if (impl->toplevel_last_focus_widget == impl->browse_files_tree_view)
8942     {
8943       /* The focus is on a dialog's action area button, *and* the widget that
8944        * was focused immediately before it is the file list.
8945        */
8946       goto file_list;
8947     }
8948   else if (impl->operation_mode == OPERATION_MODE_SEARCH && impl->toplevel_last_focus_widget == impl->search_entry)
8949     {
8950       search_entry_activate_cb (GTK_ENTRY (impl->search_entry), impl);
8951       return FALSE;
8952     }
8953   else if (impl->location_entry && impl->toplevel_last_focus_widget == impl->location_entry)
8954     {
8955       /* The focus is on a dialog's action area button, *and* the widget that
8956        * was focused immediately before it is the location entry.
8957        */
8958       goto save_entry;
8959     }
8960   else
8961     /* The focus is on a dialog's action area button or something else */
8962     if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8963         || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8964       goto save_entry;
8965     else
8966       goto file_list;
8967
8968  out:
8969
8970   if (retval)
8971     add_selection_to_recent_list (impl);
8972
8973   return retval;
8974 }
8975
8976 /* Implementation for GtkFileChooserEmbed::initial_focus() */
8977 static void
8978 gtk_file_chooser_default_initial_focus (GtkFileChooserEmbed *chooser_embed)
8979 {
8980   GtkFileChooserDefault *impl;
8981   GtkWidget *widget;
8982
8983   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
8984
8985   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
8986       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8987     {
8988       if (impl->location_mode == LOCATION_MODE_PATH_BAR)
8989         widget = impl->browse_files_tree_view;
8990       else
8991         widget = impl->location_entry;
8992     }
8993   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
8994            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8995     widget = impl->location_entry;
8996   else
8997     {
8998       g_assert_not_reached ();
8999       widget = NULL;
9000     }
9001
9002   g_assert (widget != NULL);
9003   gtk_widget_grab_focus (widget);
9004 }
9005
9006 /* Callback used from gtk_tree_selection_selected_foreach(); gets the selected GFiles */
9007 static void
9008 search_selected_foreach_get_file_cb (GtkTreeModel *model,
9009                                      GtkTreePath  *path,
9010                                      GtkTreeIter  *iter,
9011                                      gpointer      data)
9012 {
9013   GSList **list;
9014   GFile *file;
9015
9016   list = data;
9017
9018   gtk_tree_model_get (model, iter, MODEL_COL_FILE, &file, -1);
9019   *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 */
9020 }
9021
9022 /* Constructs a list of the selected paths in search mode */
9023 static GSList *
9024 search_get_selected_files (GtkFileChooserDefault *impl)
9025 {
9026   GSList *result;
9027   GtkTreeSelection *selection;
9028
9029   result = NULL;
9030
9031   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9032   gtk_tree_selection_selected_foreach (selection, search_selected_foreach_get_file_cb, &result);
9033   result = g_slist_reverse (result);
9034
9035   return result;
9036 }
9037
9038 /* Called from ::should_respond().  We return whether there are selected files
9039  * in the search list.
9040  */
9041 static gboolean
9042 search_should_respond (GtkFileChooserDefault *impl)
9043 {
9044   GtkTreeSelection *selection;
9045
9046   g_assert (impl->operation_mode == OPERATION_MODE_SEARCH);
9047
9048   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9049   return (gtk_tree_selection_count_selected_rows (selection) != 0);
9050 }
9051
9052 /* Adds one hit from the search engine to the search_model */
9053 static void
9054 search_add_hit (GtkFileChooserDefault *impl,
9055                 gchar                 *uri)
9056 {
9057   GFile *file;
9058
9059   file = g_file_new_for_uri (uri);
9060   if (!file)
9061     return;
9062
9063   if (!g_file_is_native (file))
9064     {
9065       g_object_unref (file);
9066       return;
9067     }
9068
9069   _gtk_file_system_model_add_and_query_file (impl->search_model,
9070                                              file,
9071                                              MODEL_ATTRIBUTES);
9072
9073   g_object_unref (file);
9074 }
9075
9076 /* Callback used from GtkSearchEngine when we get new hits */
9077 static void
9078 search_engine_hits_added_cb (GtkSearchEngine *engine,
9079                              GList           *hits,
9080                              gpointer         data)
9081 {
9082   GtkFileChooserDefault *impl;
9083   GList *l;
9084
9085   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9086
9087   for (l = hits; l; l = l->next)
9088     search_add_hit (impl, (gchar*)l->data);
9089 }
9090
9091 /* Callback used from GtkSearchEngine when the query is done running */
9092 static void
9093 search_engine_finished_cb (GtkSearchEngine *engine,
9094                            gpointer         data)
9095 {
9096   GtkFileChooserDefault *impl;
9097
9098   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9099
9100 #if 0
9101   /* EB: setting the model here will avoid loads of row events,
9102    * but it'll make the search look like blocked.
9103    */
9104   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9105                            GTK_TREE_MODEL (impl->search_model));
9106   file_list_set_sort_column_ids (impl);
9107 #endif
9108
9109   /* FMQ: if search was empty, say that we got no hits */
9110   set_busy_cursor (impl, FALSE);
9111 }
9112
9113 /* Displays a generic error when we cannot create a GtkSearchEngine.
9114  * It would be better if _gtk_search_engine_new() gave us a GError
9115  * with a better message, but it doesn't do that right now.
9116  */
9117 static void
9118 search_error_could_not_create_client (GtkFileChooserDefault *impl)
9119 {
9120   error_message (impl,
9121                  _("Could not start the search process"),
9122                  _("The program was not able to create a connection to the indexer "
9123                    "daemon.  Please make sure it is running."));
9124 }
9125
9126 static void
9127 search_engine_error_cb (GtkSearchEngine *engine,
9128                         const gchar     *message,
9129                         gpointer         data)
9130 {
9131   GtkFileChooserDefault *impl;
9132
9133   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9134
9135   search_stop_searching (impl, TRUE);
9136   error_message (impl, _("Could not send the search request"), message);
9137
9138   set_busy_cursor (impl, FALSE);
9139 }
9140
9141 /* Frees the data in the search_model */
9142 static void
9143 search_clear_model (GtkFileChooserDefault *impl,
9144                     gboolean               remove_from_treeview)
9145 {
9146   if (!impl->search_model)
9147     return;
9148
9149   g_object_unref (impl->search_model);
9150   impl->search_model = NULL;
9151
9152   if (remove_from_treeview)
9153     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
9154 }
9155
9156 /* Stops any ongoing searches; does not touch the search_model */
9157 static void
9158 search_stop_searching (GtkFileChooserDefault *impl,
9159                        gboolean               remove_query)
9160 {
9161   if (remove_query && impl->search_query)
9162     {
9163       g_object_unref (impl->search_query);
9164       impl->search_query = NULL;
9165     }
9166
9167   if (impl->search_engine)
9168     {
9169       _gtk_search_engine_stop (impl->search_engine);
9170
9171       g_object_unref (impl->search_engine);
9172       impl->search_engine = NULL;
9173     }
9174 }
9175
9176 /* Creates the search_model and puts it in the tree view */
9177 static void
9178 search_setup_model (GtkFileChooserDefault *impl)
9179 {
9180   g_assert (impl->search_model == NULL);
9181
9182   impl->search_model = _gtk_file_system_model_new (file_system_model_set,
9183                                                    impl,
9184                                                    MODEL_COLUMN_TYPES);
9185
9186   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9187                                    MODEL_COL_NAME,
9188                                    name_sort_func,
9189                                    impl, NULL);
9190   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9191                                    MODEL_COL_MTIME,
9192                                    mtime_sort_func,
9193                                    impl, NULL);
9194   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9195                                    MODEL_COL_SIZE,
9196                                    size_sort_func,
9197                                    impl, NULL);
9198   set_sort_column (impl);
9199
9200   /* EB: setting the model here will make the hits list update feel
9201    * more "alive" than setting the model at the end of the search
9202    * run
9203    */
9204   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9205                            GTK_TREE_MODEL (impl->search_model));
9206   file_list_set_sort_column_ids (impl);
9207 }
9208
9209 /* Creates a new query with the specified text and launches it */
9210 static void
9211 search_start_query (GtkFileChooserDefault *impl,
9212                     const gchar           *query_text)
9213 {
9214   search_stop_searching (impl, FALSE);
9215   search_clear_model (impl, TRUE);
9216   search_setup_model (impl);
9217   set_busy_cursor (impl, TRUE);
9218
9219   if (impl->search_engine == NULL)
9220     impl->search_engine = _gtk_search_engine_new ();
9221
9222   if (!impl->search_engine)
9223     {
9224       set_busy_cursor (impl, FALSE);
9225       search_error_could_not_create_client (impl); /* lame; we don't get an error code or anything */
9226       return;
9227     }
9228
9229   if (!impl->search_query)
9230     {
9231       impl->search_query = _gtk_query_new ();
9232       _gtk_query_set_text (impl->search_query, query_text);
9233     }
9234
9235   _gtk_search_engine_set_query (impl->search_engine, impl->search_query);
9236
9237   g_signal_connect (impl->search_engine, "hits-added",
9238                     G_CALLBACK (search_engine_hits_added_cb), impl);
9239   g_signal_connect (impl->search_engine, "finished",
9240                     G_CALLBACK (search_engine_finished_cb), impl);
9241   g_signal_connect (impl->search_engine, "error",
9242                     G_CALLBACK (search_engine_error_cb), impl);
9243
9244   _gtk_search_engine_start (impl->search_engine);
9245 }
9246
9247 /* Callback used when the user presses Enter while typing on the search
9248  * entry; starts the query
9249  */
9250 static void
9251 search_entry_activate_cb (GtkEntry *entry,
9252                           gpointer data)
9253 {
9254   GtkFileChooserDefault *impl;
9255   const char *text;
9256
9257   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9258
9259   text = gtk_entry_get_text (GTK_ENTRY (impl->search_entry));
9260   if (strlen (text) == 0)
9261     return;
9262
9263   /* reset any existing query object */
9264   if (impl->search_query)
9265     {
9266       g_object_unref (impl->search_query);
9267       impl->search_query = NULL;
9268     }
9269
9270   search_start_query (impl, text);
9271 }
9272
9273 static gboolean
9274 focus_entry_idle_cb (GtkFileChooserDefault *impl)
9275 {
9276   GDK_THREADS_ENTER ();
9277
9278   g_source_destroy (impl->focus_entry_idle);
9279   impl->focus_entry_idle = NULL;
9280
9281   if (impl->search_entry)
9282     gtk_widget_grab_focus (impl->search_entry);
9283
9284   GDK_THREADS_LEAVE ();
9285
9286   return FALSE;
9287 }
9288
9289 static void
9290 focus_search_entry_in_idle (GtkFileChooserDefault *impl)
9291 {
9292   /* bgo#634558 - When the user clicks on the Search entry in the shortcuts
9293    * pane, we get a selection-changed signal and we set up the search widgets.
9294    * However, gtk_tree_view_button_press() focuses the treeview *after* making
9295    * the change to the selection.  So, we need to re-focus the search entry
9296    * after the treeview has finished doing its work; we'll do that in an idle
9297    * handler.
9298    */
9299
9300   if (!impl->focus_entry_idle)
9301     impl->focus_entry_idle = add_idle_while_impl_is_alive (impl, G_CALLBACK (focus_entry_idle_cb));
9302 }
9303
9304 /* Hides the path bar and creates the search entry */
9305 static void
9306 search_setup_widgets (GtkFileChooserDefault *impl)
9307 {
9308   impl->search_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
9309
9310   path_bar_update (impl);
9311
9312   impl->search_entry = gtk_entry_new ();
9313   g_signal_connect (impl->search_entry, "activate",
9314                     G_CALLBACK (search_entry_activate_cb),
9315                     impl);
9316   gtk_box_pack_start (GTK_BOX (impl->search_hbox), impl->search_entry, TRUE, TRUE, 0);
9317
9318   /* if there already is a query, restart it */
9319   if (impl->search_query)
9320     {
9321       gchar *query = _gtk_query_get_text (impl->search_query);
9322
9323       if (query)
9324         {
9325           gtk_entry_set_text (GTK_ENTRY (impl->search_entry), query);
9326           search_start_query (impl, query);
9327
9328           g_free (query);
9329         }
9330       else
9331         {
9332           g_object_unref (impl->search_query);
9333           impl->search_query = NULL;
9334         }
9335     }
9336
9337   /* Box for search widgets */
9338   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->search_hbox, TRUE, TRUE, 0);
9339   gtk_widget_show_all (impl->search_hbox);
9340   gtk_size_group_add_widget (GTK_SIZE_GROUP (impl->browse_path_bar_size_group), impl->search_hbox);
9341
9342   /* Hide the location widgets temporarily */
9343
9344   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
9345       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
9346     {
9347       gtk_widget_hide (impl->location_button);
9348       gtk_widget_hide (impl->location_entry_box);
9349     }
9350
9351   focus_search_entry_in_idle (impl);
9352
9353   /* FMQ: hide the filter combo? */
9354 }
9355
9356 /*
9357  * Recent files support
9358  */
9359
9360 /* Frees the data in the recent_model */
9361 static void
9362 recent_clear_model (GtkFileChooserDefault *impl,
9363                     gboolean               remove_from_treeview)
9364 {
9365   if (!impl->recent_model)
9366     return;
9367
9368   if (remove_from_treeview)
9369     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
9370
9371   g_object_unref (impl->recent_model);
9372   impl->recent_model = NULL;
9373 }
9374
9375 /* Stops any ongoing loading of the recent files list; does
9376  * not touch the recent_model
9377  */
9378 static void
9379 recent_stop_loading (GtkFileChooserDefault *impl)
9380 {
9381   if (impl->load_recent_id)
9382     {
9383       g_source_remove (impl->load_recent_id);
9384       impl->load_recent_id = 0;
9385     }
9386 }
9387
9388 static void
9389 recent_setup_model (GtkFileChooserDefault *impl)
9390 {
9391   g_assert (impl->recent_model == NULL);
9392
9393   impl->recent_model = _gtk_file_system_model_new (file_system_model_set,
9394                                                    impl,
9395                                                    MODEL_COLUMN_TYPES);
9396
9397   _gtk_file_system_model_set_filter (impl->recent_model,
9398                                      impl->current_filter);
9399   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9400                                    MODEL_COL_NAME,
9401                                    name_sort_func,
9402                                    impl, NULL);
9403   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9404                                    MODEL_COL_SIZE,
9405                                    size_sort_func,
9406                                    impl, NULL);
9407   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9408                                    MODEL_COL_MTIME,
9409                                    mtime_sort_func,
9410                                    impl, NULL);
9411   set_sort_column (impl);
9412 }
9413
9414 typedef struct
9415 {
9416   GtkFileChooserDefault *impl;
9417   GList *items;
9418 } RecentLoadData;
9419
9420 static void
9421 recent_idle_cleanup (gpointer data)
9422 {
9423   RecentLoadData *load_data = data;
9424   GtkFileChooserDefault *impl = load_data->impl;
9425
9426   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9427                            GTK_TREE_MODEL (impl->recent_model));
9428   file_list_set_sort_column_ids (impl);
9429   gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (impl->recent_model), MODEL_COL_MTIME, GTK_SORT_DESCENDING);
9430
9431   set_busy_cursor (impl, FALSE);
9432
9433   impl->load_recent_id = 0;
9434
9435   g_free (load_data);
9436 }
9437
9438 static gint
9439 get_recent_files_limit (GtkWidget *widget)
9440 {
9441   GtkSettings *settings;
9442   gint limit;
9443
9444   if (gtk_widget_has_screen (widget))
9445     settings = gtk_settings_get_for_screen (gtk_widget_get_screen (widget));
9446   else
9447     settings = gtk_settings_get_default ();
9448
9449   g_object_get (G_OBJECT (settings), "gtk-recent-files-limit", &limit, NULL);
9450
9451   return limit;
9452 }
9453
9454 /* Populates the file system model with the GtkRecentInfo* items in the provided list; frees the items */
9455 static void
9456 populate_model_with_recent_items (GtkFileChooserDefault *impl, GList *items)
9457 {
9458   gint limit;
9459   GList *l;
9460   int n;
9461
9462   limit = get_recent_files_limit (GTK_WIDGET (impl));
9463
9464   n = 0;
9465
9466   for (l = items; l; l = l->next)
9467     {
9468       GtkRecentInfo *info = l->data;
9469       GFile *file;
9470
9471       file = g_file_new_for_uri (gtk_recent_info_get_uri (info));
9472       _gtk_file_system_model_add_and_query_file (impl->recent_model,
9473                                                  file,
9474                                                  MODEL_ATTRIBUTES);
9475       g_object_unref (file);
9476
9477       n++;
9478       if (limit != -1 && n >= limit)
9479         break;
9480     }
9481 }
9482
9483 static void
9484 populate_model_with_folders (GtkFileChooserDefault *impl, GList *items)
9485 {
9486   GList *folders;
9487   GList *l;
9488
9489   folders = _gtk_file_chooser_extract_recent_folders (items);
9490
9491   for (l = folders; l; l = l->next)
9492     {
9493       GFile *folder = l->data;
9494
9495       _gtk_file_system_model_add_and_query_file (impl->recent_model,
9496                                                  folder,
9497                                                  MODEL_ATTRIBUTES);
9498     }
9499
9500   g_list_foreach (folders, (GFunc) g_object_unref, NULL);
9501   g_list_free (folders);
9502 }
9503
9504 static gboolean
9505 recent_idle_load (gpointer data)
9506 {
9507   RecentLoadData *load_data = data;
9508   GtkFileChooserDefault *impl = load_data->impl;
9509
9510   if (!impl->recent_manager)
9511     return FALSE;
9512
9513   load_data->items = gtk_recent_manager_get_items (impl->recent_manager);
9514   if (!load_data->items)
9515     return FALSE;
9516
9517   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
9518     populate_model_with_recent_items (impl, load_data->items);
9519   else
9520     populate_model_with_folders (impl, load_data->items);
9521
9522   g_list_foreach (load_data->items, (GFunc) gtk_recent_info_unref, NULL);
9523   g_list_free (load_data->items);
9524   load_data->items = NULL;
9525
9526   return FALSE;
9527 }
9528
9529 static void
9530 recent_start_loading (GtkFileChooserDefault *impl)
9531 {
9532   RecentLoadData *load_data;
9533
9534   recent_stop_loading (impl);
9535   recent_clear_model (impl, TRUE);
9536   recent_setup_model (impl);
9537   set_busy_cursor (impl, TRUE);
9538
9539   g_assert (impl->load_recent_id == 0);
9540
9541   load_data = g_new (RecentLoadData, 1);
9542   load_data->impl = impl;
9543   load_data->items = NULL;
9544
9545   /* begin lazy loading the recent files into the model */
9546   impl->load_recent_id = gdk_threads_add_idle_full (G_PRIORITY_HIGH_IDLE + 30,
9547                                                     recent_idle_load,
9548                                                     load_data,
9549                                                     recent_idle_cleanup);
9550 }
9551
9552 static void
9553 recent_selected_foreach_get_file_cb (GtkTreeModel *model,
9554                                      GtkTreePath  *path,
9555                                      GtkTreeIter  *iter,
9556                                      gpointer      data)
9557 {
9558   GSList **list;
9559   GFile *file;
9560
9561   list = data;
9562
9563   gtk_tree_model_get (model, iter, MODEL_COL_FILE, &file, -1);
9564   *list = g_slist_prepend (*list, file);
9565 }
9566
9567 /* Constructs a list of the selected paths in recent files mode */
9568 static GSList *
9569 recent_get_selected_files (GtkFileChooserDefault *impl)
9570 {
9571   GSList *result;
9572   GtkTreeSelection *selection;
9573
9574   result = NULL;
9575
9576   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9577   gtk_tree_selection_selected_foreach (selection, recent_selected_foreach_get_file_cb, &result);
9578   result = g_slist_reverse (result);
9579
9580   return result;
9581 }
9582
9583 /* Called from ::should_respond().  We return whether there are selected
9584  * files in the recent files list.
9585  */
9586 static gboolean
9587 recent_should_respond (GtkFileChooserDefault *impl)
9588 {
9589   GtkTreeSelection *selection;
9590
9591   g_assert (impl->operation_mode == OPERATION_MODE_RECENT);
9592
9593   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9594   return (gtk_tree_selection_count_selected_rows (selection) != 0);
9595 }
9596
9597 static void
9598 set_current_filter (GtkFileChooserDefault *impl,
9599                     GtkFileFilter         *filter)
9600 {
9601   if (impl->current_filter != filter)
9602     {
9603       int filter_index;
9604
9605       /* NULL filters are allowed to reset to non-filtered status
9606        */
9607       filter_index = g_slist_index (impl->filters, filter);
9608       if (impl->filters && filter && filter_index < 0)
9609         return;
9610
9611       if (impl->current_filter)
9612         g_object_unref (impl->current_filter);
9613       impl->current_filter = filter;
9614       if (impl->current_filter)
9615         {
9616           g_object_ref_sink (impl->current_filter);
9617         }
9618
9619       if (impl->filters)
9620         gtk_combo_box_set_active (GTK_COMBO_BOX (impl->filter_combo),
9621                                   filter_index);
9622
9623       if (impl->browse_files_model)
9624         install_list_model_filter (impl);
9625
9626       if (impl->search_model)
9627         _gtk_file_system_model_set_filter (impl->search_model, filter);
9628
9629       if (impl->recent_model)
9630         _gtk_file_system_model_set_filter (impl->recent_model, filter);
9631
9632       g_object_notify (G_OBJECT (impl), "filter");
9633     }
9634 }
9635
9636 static void
9637 filter_combo_changed (GtkComboBox           *combo_box,
9638                       GtkFileChooserDefault *impl)
9639 {
9640   gint new_index = gtk_combo_box_get_active (combo_box);
9641   GtkFileFilter *new_filter = g_slist_nth_data (impl->filters, new_index);
9642
9643   set_current_filter (impl, new_filter);
9644 }
9645
9646 static void
9647 check_preview_change (GtkFileChooserDefault *impl)
9648 {
9649   GtkTreePath *cursor_path;
9650   GFile *new_file;
9651   char *new_display_name;
9652   GtkTreeModel *model;
9653
9654   gtk_tree_view_get_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view), &cursor_path, NULL);
9655   model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
9656   if (cursor_path)
9657     {
9658       GtkTreeIter iter;
9659
9660       gtk_tree_model_get_iter (model, &iter, cursor_path);
9661       gtk_tree_model_get (model, &iter,
9662                           MODEL_COL_FILE, &new_file,
9663                           MODEL_COL_NAME, &new_display_name,
9664                           -1);
9665
9666       gtk_tree_path_free (cursor_path);
9667     }
9668   else
9669     {
9670       new_file = NULL;
9671       new_display_name = NULL;
9672     }
9673
9674   if (new_file != impl->preview_file &&
9675       !(new_file && impl->preview_file &&
9676         g_file_equal (new_file, impl->preview_file)))
9677     {
9678       if (impl->preview_file)
9679         {
9680           g_object_unref (impl->preview_file);
9681           g_free (impl->preview_display_name);
9682         }
9683
9684       if (new_file)
9685         {
9686           impl->preview_file = new_file;
9687           impl->preview_display_name = new_display_name;
9688         }
9689       else
9690         {
9691           impl->preview_file = NULL;
9692           impl->preview_display_name = NULL;
9693           g_free (new_display_name);
9694         }
9695
9696       if (impl->use_preview_label && impl->preview_label)
9697         gtk_label_set_text (GTK_LABEL (impl->preview_label), impl->preview_display_name);
9698
9699       g_signal_emit_by_name (impl, "update-preview");
9700     }
9701   else
9702     {
9703       if (new_file)
9704         g_object_unref (new_file);
9705
9706       g_free (new_display_name);
9707     }
9708 }
9709
9710 static void
9711 shortcuts_activate_volume_mount_cb (GCancellable        *cancellable,
9712                                     GtkFileSystemVolume *volume,
9713                                     const GError        *error,
9714                                     gpointer             data)
9715 {
9716   GFile *file;
9717   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
9718   GtkFileChooserDefault *impl = data;
9719
9720   if (cancellable != impl->shortcuts_activate_iter_cancellable)
9721     goto out;
9722
9723   impl->shortcuts_activate_iter_cancellable = NULL;
9724
9725   set_busy_cursor (impl, FALSE);
9726
9727   if (cancelled)
9728     goto out;
9729
9730   if (error)
9731     {
9732       if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_FAILED_HANDLED))
9733         {
9734           char *msg, *name;
9735
9736           name = _gtk_file_system_volume_get_display_name (volume);
9737           msg = g_strdup_printf (_("Could not mount %s"), name);
9738
9739           error_message (impl, msg, error->message);
9740
9741           g_free (msg);
9742           g_free (name);
9743         }
9744
9745       goto out;
9746     }
9747
9748   file = _gtk_file_system_volume_get_root (volume);
9749   if (file != NULL)
9750     {
9751       change_folder_and_display_error (impl, file, FALSE);
9752       g_object_unref (file);
9753     }
9754
9755 out:
9756   g_object_unref (impl);
9757   g_object_unref (cancellable);
9758 }
9759
9760
9761 /* Activates a volume by mounting it if necessary and then switching to its
9762  * base path.
9763  */
9764 static void
9765 shortcuts_activate_volume (GtkFileChooserDefault *impl,
9766                            GtkFileSystemVolume   *volume)
9767 {
9768   GFile *file;
9769
9770   operation_mode_set (impl, OPERATION_MODE_BROWSE);
9771
9772   /* We ref the file chooser since volume_mount() may run a main loop, and the
9773    * user could close the file chooser window in the meantime.
9774    */
9775   g_object_ref (impl);
9776
9777   if (!_gtk_file_system_volume_is_mounted (volume))
9778     {
9779       GMountOperation *mount_op;
9780
9781       set_busy_cursor (impl, TRUE);
9782
9783       mount_op = gtk_mount_operation_new (get_toplevel (GTK_WIDGET (impl)));
9784       impl->shortcuts_activate_iter_cancellable =
9785         _gtk_file_system_mount_volume (impl->file_system, volume, mount_op,
9786                                        shortcuts_activate_volume_mount_cb,
9787                                        g_object_ref (impl));
9788       g_object_unref (mount_op);
9789     }
9790   else
9791     {
9792       file = _gtk_file_system_volume_get_root (volume);
9793       if (file != NULL)
9794         {
9795           change_folder_and_display_error (impl, file, FALSE);
9796           g_object_unref (file);
9797         }
9798     }
9799
9800   g_object_unref (impl);
9801 }
9802
9803 /* Opens the folder or volume at the specified iter in the shortcuts model */
9804 struct ShortcutsActivateData
9805 {
9806   GtkFileChooserDefault *impl;
9807   GFile *file;
9808 };
9809
9810 static void
9811 shortcuts_activate_get_info_cb (GCancellable *cancellable,
9812                                 GFileInfo    *info,
9813                                 const GError *error,
9814                                 gpointer      user_data)
9815 {
9816   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
9817   struct ShortcutsActivateData *data = user_data;
9818
9819   if (cancellable != data->impl->shortcuts_activate_iter_cancellable)
9820     goto out;
9821
9822   data->impl->shortcuts_activate_iter_cancellable = NULL;
9823
9824   if (cancelled)
9825     goto out;
9826
9827   if (!error && _gtk_file_info_consider_as_directory (info))
9828     change_folder_and_display_error (data->impl, data->file, FALSE);
9829   else
9830     gtk_file_chooser_default_select_file (GTK_FILE_CHOOSER (data->impl),
9831                                           data->file,
9832                                           NULL);
9833
9834 out:
9835   g_object_unref (data->impl);
9836   g_object_unref (data->file);
9837   g_free (data);
9838
9839   g_object_unref (cancellable);
9840 }
9841
9842 static void
9843 shortcuts_activate_mount_enclosing_volume (GCancellable        *cancellable,
9844                                            GtkFileSystemVolume *volume,
9845                                            const GError        *error,
9846                                            gpointer             user_data)
9847 {
9848   struct ShortcutsActivateData *data = user_data;
9849
9850   if (error)
9851     {
9852       error_changing_folder_dialog (data->impl, data->file, g_error_copy (error));
9853
9854       g_object_unref (data->impl);
9855       g_object_unref (data->file);
9856       g_free (data);
9857
9858       return;
9859     }
9860
9861   data->impl->shortcuts_activate_iter_cancellable =
9862     _gtk_file_system_get_info (data->impl->file_system, data->file,
9863                                "standard::type",
9864                                shortcuts_activate_get_info_cb, data);
9865
9866   if (volume)
9867     _gtk_file_system_volume_unref (volume);
9868 }
9869
9870 static void
9871 shortcuts_activate_iter (GtkFileChooserDefault *impl,
9872                          GtkTreeIter           *iter)
9873 {
9874   gpointer col_data;
9875   ShortcutType shortcut_type;
9876
9877   /* In the Save modes, we want to preserve what the uesr typed in the filename
9878    * entry, so that he may choose another folder without erasing his typed name.
9879    */
9880   if (impl->location_entry
9881       && !(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
9882            || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER))
9883     _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
9884
9885   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), iter,
9886                       SHORTCUTS_COL_DATA, &col_data,
9887                       SHORTCUTS_COL_TYPE, &shortcut_type,
9888                       -1);
9889
9890   if (impl->shortcuts_activate_iter_cancellable)
9891     {
9892       g_cancellable_cancel (impl->shortcuts_activate_iter_cancellable);
9893       impl->shortcuts_activate_iter_cancellable = NULL;
9894     }
9895
9896   if (shortcut_type == SHORTCUT_TYPE_SEPARATOR)
9897     return;
9898   else if (shortcut_type == SHORTCUT_TYPE_VOLUME)
9899     {
9900       GtkFileSystemVolume *volume;
9901
9902       volume = col_data;
9903
9904       operation_mode_set (impl, OPERATION_MODE_BROWSE);
9905
9906       shortcuts_activate_volume (impl, volume);
9907     }
9908   else if (shortcut_type == SHORTCUT_TYPE_FILE)
9909     {
9910       struct ShortcutsActivateData *data;
9911       GtkFileSystemVolume *volume;
9912
9913       operation_mode_set (impl, OPERATION_MODE_BROWSE);
9914
9915       volume = _gtk_file_system_get_volume_for_file (impl->file_system, col_data);
9916
9917       data = g_new0 (struct ShortcutsActivateData, 1);
9918       data->impl = g_object_ref (impl);
9919       data->file = g_object_ref (col_data);
9920
9921       if (!volume || !_gtk_file_system_volume_is_mounted (volume))
9922         {
9923           GMountOperation *mount_operation;
9924           GtkWidget *toplevel;
9925
9926           toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
9927
9928           mount_operation = gtk_mount_operation_new (GTK_WINDOW (toplevel));
9929
9930           impl->shortcuts_activate_iter_cancellable =
9931             _gtk_file_system_mount_enclosing_volume (impl->file_system, col_data,
9932                                                      mount_operation,
9933                                                      shortcuts_activate_mount_enclosing_volume,
9934                                                      data);
9935         }
9936       else
9937         {
9938           impl->shortcuts_activate_iter_cancellable =
9939             _gtk_file_system_get_info (impl->file_system, data->file,
9940                                        "standard::type",
9941                                        shortcuts_activate_get_info_cb, data);
9942         }
9943     }
9944   else if (shortcut_type == SHORTCUT_TYPE_SEARCH)
9945     {
9946       operation_mode_set (impl, OPERATION_MODE_SEARCH);
9947     }
9948   else if (shortcut_type == SHORTCUT_TYPE_RECENT)
9949     {
9950       operation_mode_set (impl, OPERATION_MODE_RECENT);
9951     }
9952 }
9953
9954 /* Handler for GtkWidget::key-press-event on the shortcuts list */
9955 static gboolean
9956 shortcuts_key_press_event_cb (GtkWidget             *widget,
9957                               GdkEventKey           *event,
9958                               GtkFileChooserDefault *impl)
9959 {
9960   guint modifiers;
9961
9962   modifiers = gtk_accelerator_get_default_mod_mask ();
9963
9964   if (key_is_left_or_right (event))
9965     {
9966       gtk_widget_grab_focus (impl->browse_files_tree_view);
9967       return TRUE;
9968     }
9969
9970   if ((event->keyval == GDK_KEY_BackSpace
9971       || event->keyval == GDK_KEY_Delete
9972       || event->keyval == GDK_KEY_KP_Delete)
9973       && (event->state & modifiers) == 0)
9974     {
9975       remove_selected_bookmarks (impl);
9976       return TRUE;
9977     }
9978
9979   if ((event->keyval == GDK_KEY_F2)
9980       && (event->state & modifiers) == 0)
9981     {
9982       rename_selected_bookmark (impl);
9983       return TRUE;
9984     }
9985
9986   return FALSE;
9987 }
9988
9989 static gboolean
9990 shortcuts_select_func  (GtkTreeSelection  *selection,
9991                         GtkTreeModel      *model,
9992                         GtkTreePath       *path,
9993                         gboolean           path_currently_selected,
9994                         gpointer           data)
9995 {
9996   GtkFileChooserDefault *impl = data;
9997   GtkTreeIter filter_iter;
9998   ShortcutType shortcut_type;
9999
10000   if (!gtk_tree_model_get_iter (impl->shortcuts_pane_filter_model, &filter_iter, path))
10001     g_assert_not_reached ();
10002
10003   gtk_tree_model_get (impl->shortcuts_pane_filter_model, &filter_iter, SHORTCUTS_COL_TYPE, &shortcut_type, -1);
10004
10005   return shortcut_type != SHORTCUT_TYPE_SEPARATOR;
10006 }
10007
10008 static gboolean
10009 list_select_func  (GtkTreeSelection  *selection,
10010                    GtkTreeModel      *model,
10011                    GtkTreePath       *path,
10012                    gboolean           path_currently_selected,
10013                    gpointer           data)
10014 {
10015   GtkFileChooserDefault *impl = data;
10016
10017   if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
10018       impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
10019     {
10020       GtkTreeIter iter;
10021       gboolean is_folder;
10022
10023       if (!gtk_tree_model_get_iter (model, &iter, path))
10024         return FALSE;
10025       gtk_tree_model_get (model, &iter,
10026                           MODEL_COL_IS_FOLDER, &is_folder,
10027                           -1);
10028       if (!is_folder)
10029         return FALSE;
10030     }
10031
10032   return TRUE;
10033 }
10034
10035 static void
10036 list_selection_changed (GtkTreeSelection      *selection,
10037                         GtkFileChooserDefault *impl)
10038 {
10039   /* See if we are in the new folder editable row for Save mode */
10040   if (impl->operation_mode == OPERATION_MODE_BROWSE &&
10041       impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
10042     {
10043       GFileInfo *info;
10044       gboolean had_selection;
10045
10046       info = get_selected_file_info_from_file_list (impl, &had_selection);
10047       if (!had_selection)
10048         goto out; /* normal processing */
10049
10050       if (!info)
10051         return; /* We are on the editable row for New Folder */
10052     }
10053
10054  out:
10055
10056   if (impl->location_entry)
10057     update_chooser_entry (impl);
10058
10059   path_bar_update (impl);
10060
10061   check_preview_change (impl);
10062   bookmarks_check_add_sensitivity (impl);
10063   check_copy_file_location_sensitivity (impl);
10064
10065   g_signal_emit_by_name (impl, "selection-changed", 0);
10066 }
10067
10068 /* Callback used when a row in the file list is activated */
10069 static void
10070 list_row_activated (GtkTreeView           *tree_view,
10071                     GtkTreePath           *path,
10072                     GtkTreeViewColumn     *column,
10073                     GtkFileChooserDefault *impl)
10074 {
10075   GFile *file;
10076   GtkTreeIter iter;
10077   GtkTreeModel *model;
10078   gboolean is_folder;
10079
10080   model = gtk_tree_view_get_model (tree_view);
10081
10082   if (!gtk_tree_model_get_iter (model, &iter, path))
10083     return;
10084
10085   gtk_tree_model_get (model, &iter,
10086                       MODEL_COL_FILE, &file,
10087                       MODEL_COL_IS_FOLDER, &is_folder,
10088                       -1);
10089
10090   if (is_folder && file)
10091     {
10092       change_folder_and_display_error (impl, file, FALSE);
10093       g_object_unref (file);
10094       goto out;
10095     }
10096
10097   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
10098       impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
10099     g_signal_emit_by_name (impl, "file-activated");
10100
10101  out:
10102
10103   if (file)
10104     g_object_unref (file);
10105 }
10106
10107 static void
10108 path_bar_clicked (GtkPathBar            *path_bar,
10109                   GFile                 *file,
10110                   GFile                 *child_file,
10111                   gboolean               child_is_hidden,
10112                   GtkFileChooserDefault *impl)
10113 {
10114   if (child_file)
10115     pending_select_files_add (impl, child_file);
10116
10117   if (!change_folder_and_display_error (impl, file, FALSE))
10118     return;
10119
10120   /* Say we have "/foo/bar/[.baz]" and the user clicks on "bar".  We should then
10121    * show hidden files so that ".baz" appears in the file list, as it will still
10122    * be shown in the path bar: "/foo/[bar]/.baz"
10123    */
10124   if (child_is_hidden)
10125     g_object_set (impl, "show-hidden", TRUE, NULL);
10126 }
10127
10128 static void
10129 update_cell_renderer_attributes (GtkFileChooserDefault *impl)
10130 {
10131   GtkTreeViewColumn *column;
10132   GtkCellRenderer *renderer;
10133   GList *walk, *list;
10134   gboolean always_sensitive;
10135
10136   always_sensitive = impl->action != GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER &&
10137                      impl->action != GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER;
10138
10139   /* Keep the following column numbers in sync with create_file_list() */
10140
10141   /* name */
10142   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 0);
10143   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10144   for (walk = list; walk; walk = walk->next)
10145     {
10146       renderer = walk->data;
10147       if (GTK_IS_CELL_RENDERER_PIXBUF (renderer))
10148         {
10149           gtk_tree_view_column_set_attributes (column, renderer,
10150                                                "pixbuf", MODEL_COL_PIXBUF,
10151                                                NULL);
10152         }
10153       else
10154         {
10155           gtk_tree_view_column_set_attributes (column, renderer,
10156                                                "text", MODEL_COL_NAME,
10157                                                "ellipsize", MODEL_COL_ELLIPSIZE,
10158                                                NULL);
10159         }
10160       if (always_sensitive)
10161         g_object_set (renderer, "sensitive", TRUE, NULL);
10162       else
10163         gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10164     }
10165   g_list_free (list);
10166
10167   /* size */
10168   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 1);
10169   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10170   renderer = list->data;
10171   gtk_tree_view_column_set_attributes (column, renderer,
10172                                        "text", MODEL_COL_SIZE_TEXT,
10173                                        NULL);
10174   if (always_sensitive)
10175     g_object_set (renderer, "sensitive", TRUE, NULL);
10176   else
10177     gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10178   g_list_free (list);
10179
10180   /* mtime */
10181   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 2);
10182   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10183   renderer = list->data;
10184   gtk_tree_view_column_set_attributes (column, renderer,
10185                                        "text", MODEL_COL_MTIME_TEXT,
10186                                        NULL);
10187   if (always_sensitive)
10188     g_object_set (renderer, "sensitive", TRUE, NULL);
10189   else
10190     gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10191   g_list_free (list);
10192 }
10193
10194 GtkWidget *
10195 _gtk_file_chooser_default_new (void)
10196 {
10197   return g_object_new (GTK_TYPE_FILE_CHOOSER_DEFAULT, NULL);
10198 }
10199
10200 static void
10201 location_set_user_text (GtkFileChooserDefault *impl,
10202                         const gchar           *path)
10203 {
10204   _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), path);
10205   gtk_editable_set_position (GTK_EDITABLE (impl->location_entry), -1);
10206 }
10207
10208 static void
10209 location_popup_handler (GtkFileChooserDefault *impl,
10210                         const gchar           *path)
10211 {
10212   if (impl->operation_mode != OPERATION_MODE_BROWSE)
10213     {
10214       GtkWidget *widget_to_focus;
10215
10216       operation_mode_set (impl, OPERATION_MODE_BROWSE);
10217
10218       if (impl->current_folder)
10219         change_folder_and_display_error (impl, impl->current_folder, FALSE);
10220
10221       if (impl->location_mode == LOCATION_MODE_PATH_BAR)
10222         widget_to_focus = impl->browse_files_tree_view;
10223       else
10224         widget_to_focus = impl->location_entry;
10225
10226       gtk_widget_grab_focus (widget_to_focus);
10227       return;
10228     }
10229
10230   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
10231       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
10232     {
10233       if (!path)
10234         return;
10235
10236       location_mode_set (impl, LOCATION_MODE_FILENAME_ENTRY, TRUE);
10237       location_set_user_text (impl, path);
10238     }
10239   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
10240            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
10241     {
10242       gtk_widget_grab_focus (impl->location_entry);
10243       if (path != NULL)
10244         location_set_user_text (impl, path);
10245     }
10246   else
10247     g_assert_not_reached ();
10248 }
10249
10250 /* Handler for the "up-folder" keybinding signal */
10251 static void
10252 up_folder_handler (GtkFileChooserDefault *impl)
10253 {
10254   _gtk_path_bar_up (GTK_PATH_BAR (impl->browse_path_bar));
10255 }
10256
10257 /* Handler for the "down-folder" keybinding signal */
10258 static void
10259 down_folder_handler (GtkFileChooserDefault *impl)
10260 {
10261   _gtk_path_bar_down (GTK_PATH_BAR (impl->browse_path_bar));
10262 }
10263
10264 /* Switches to the shortcut in the specified index */
10265 static void
10266 switch_to_shortcut (GtkFileChooserDefault *impl,
10267                     int pos)
10268 {
10269   GtkTreeIter iter;
10270
10271   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
10272     g_assert_not_reached ();
10273
10274   shortcuts_activate_iter (impl, &iter);
10275 }
10276
10277 /* Handler for the "home-folder" keybinding signal */
10278 static void
10279 home_folder_handler (GtkFileChooserDefault *impl)
10280 {
10281   if (impl->has_home)
10282     switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_HOME));
10283 }
10284
10285 /* Handler for the "desktop-folder" keybinding signal */
10286 static void
10287 desktop_folder_handler (GtkFileChooserDefault *impl)
10288 {
10289   if (impl->has_desktop)
10290     switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_DESKTOP));
10291 }
10292
10293 /* Handler for the "search-shortcut" keybinding signal */
10294 static void
10295 search_shortcut_handler (GtkFileChooserDefault *impl)
10296 {
10297   if (impl->has_search)
10298     {
10299       switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_SEARCH));
10300
10301       /* we want the entry widget to grab the focus the first
10302        * time, not the browse_files_tree_view widget.
10303        */
10304       if (impl->search_entry)
10305         gtk_widget_grab_focus (impl->search_entry);
10306     }
10307 }
10308
10309 /* Handler for the "recent-shortcut" keybinding signal */
10310 static void
10311 recent_shortcut_handler (GtkFileChooserDefault *impl)
10312 {
10313   switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_RECENT));
10314 }
10315
10316 static void
10317 quick_bookmark_handler (GtkFileChooserDefault *impl,
10318                         gint bookmark_index)
10319 {
10320   int bookmark_pos;
10321   GtkTreePath *path;
10322
10323   if (bookmark_index < 0 || bookmark_index >= impl->num_bookmarks)
10324     return;
10325
10326   bookmark_pos = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS) + bookmark_index;
10327
10328   path = gtk_tree_path_new_from_indices (bookmark_pos, -1);
10329   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
10330                                 path, NULL,
10331                                 FALSE, 0.0, 0.0);
10332   gtk_tree_path_free (path);
10333
10334   switch_to_shortcut (impl, bookmark_pos);
10335 }
10336
10337 static void
10338 show_hidden_handler (GtkFileChooserDefault *impl)
10339 {
10340   g_object_set (impl,
10341                 "show-hidden", !impl->show_hidden,
10342                 NULL);
10343 }
10344
10345
10346 /* Drag and drop interfaces */
10347
10348 static void
10349 _shortcuts_pane_model_filter_class_init (ShortcutsPaneModelFilterClass *class)
10350 {
10351 }
10352
10353 static void
10354 _shortcuts_pane_model_filter_init (ShortcutsPaneModelFilter *model)
10355 {
10356   model->impl = NULL;
10357 }
10358
10359 /* GtkTreeDragSource::row_draggable implementation for the shortcuts filter model */
10360 static gboolean
10361 shortcuts_pane_model_filter_row_draggable (GtkTreeDragSource *drag_source,
10362                                            GtkTreePath       *path)
10363 {
10364   ShortcutsPaneModelFilter *model;
10365   int pos;
10366   int bookmarks_pos;
10367
10368   model = SHORTCUTS_PANE_MODEL_FILTER (drag_source);
10369
10370   pos = *gtk_tree_path_get_indices (path);
10371   bookmarks_pos = shortcuts_get_index (model->impl, SHORTCUTS_BOOKMARKS);
10372
10373   return (pos >= bookmarks_pos && pos < bookmarks_pos + model->impl->num_bookmarks);
10374 }
10375
10376 /* GtkTreeDragSource::drag_data_get implementation for the shortcuts
10377  * filter model
10378  */
10379 static gboolean
10380 shortcuts_pane_model_filter_drag_data_get (GtkTreeDragSource *drag_source,
10381                                            GtkTreePath       *path,
10382                                            GtkSelectionData  *selection_data)
10383 {
10384   /* FIXME */
10385
10386   return FALSE;
10387 }
10388
10389 /* Fill the GtkTreeDragSourceIface vtable */
10390 static void
10391 shortcuts_pane_model_filter_drag_source_iface_init (GtkTreeDragSourceIface *iface)
10392 {
10393   iface->row_draggable = shortcuts_pane_model_filter_row_draggable;
10394   iface->drag_data_get = shortcuts_pane_model_filter_drag_data_get;
10395 }
10396
10397 #if 0
10398 /* Fill the GtkTreeDragDestIface vtable */
10399 static void
10400 shortcuts_pane_model_filter_drag_dest_iface_init (GtkTreeDragDestIface *iface)
10401 {
10402   iface->drag_data_received = shortcuts_pane_model_filter_drag_data_received;
10403   iface->row_drop_possible = shortcuts_pane_model_filter_row_drop_possible;
10404 }
10405 #endif
10406
10407 static GtkTreeModel *
10408 shortcuts_pane_model_filter_new (GtkFileChooserDefault *impl,
10409                                  GtkTreeModel          *child_model,
10410                                  GtkTreePath           *root)
10411 {
10412   ShortcutsPaneModelFilter *model;
10413
10414   model = g_object_new (SHORTCUTS_PANE_MODEL_FILTER_TYPE,
10415                         "child-model", child_model,
10416                         "virtual-root", root,
10417                         NULL);
10418
10419   model->impl = impl;
10420
10421   return GTK_TREE_MODEL (model);
10422 }
10423