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 (!gdk_event_triggers_context_menu ((GdkEvent *) event))
3452     return FALSE;
3453
3454   in_press = TRUE;
3455   handled = gtk_widget_event (impl->browse_shortcuts_tree_view, (GdkEvent *) event);
3456   in_press = FALSE;
3457
3458   if (!handled)
3459     return FALSE;
3460
3461   shortcuts_popup_menu (impl, event);
3462   return TRUE;
3463 }
3464
3465 static void
3466 shortcuts_edited (GtkCellRenderer       *cell,
3467                   gchar                 *path_string,
3468                   gchar                 *new_text,
3469                   GtkFileChooserDefault *impl)
3470 {
3471   GtkTreePath *path;
3472   GtkTreeIter iter;
3473   GFile *shortcut;
3474
3475   g_object_set (cell, "editable", FALSE, NULL);
3476
3477   path = gtk_tree_path_new_from_string (path_string);
3478   if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (impl->shortcuts_model), &iter, path))
3479     g_assert_not_reached ();
3480
3481   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
3482                       SHORTCUTS_COL_DATA, &shortcut,
3483                       -1);
3484   gtk_tree_path_free (path);
3485
3486   _gtk_file_system_set_bookmark_label (impl->file_system, shortcut, new_text);
3487 }
3488
3489 static void
3490 shortcuts_editing_canceled (GtkCellRenderer       *cell,
3491                             GtkFileChooserDefault *impl)
3492 {
3493   g_object_set (cell, "editable", FALSE, NULL);
3494 }
3495
3496 /* Creates the widgets for the shortcuts and bookmarks tree */
3497 static GtkWidget *
3498 shortcuts_list_create (GtkFileChooserDefault *impl)
3499 {
3500   GtkWidget *swin;
3501   GtkTreeSelection *selection;
3502   GtkTreeViewColumn *column;
3503   GtkCellRenderer *renderer;
3504
3505   /* Target types for dragging a row to/from the shortcuts list */
3506   const GtkTargetEntry tree_model_row_targets[] = {
3507     { "GTK_TREE_MODEL_ROW", GTK_TARGET_SAME_WIDGET, GTK_TREE_MODEL_ROW }
3508   };
3509
3510   /* Scrolled window */
3511
3512   swin = gtk_scrolled_window_new (NULL, NULL);
3513   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swin),
3514                                   GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
3515   gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (swin),
3516                                        GTK_SHADOW_IN);
3517   gtk_widget_show (swin);
3518
3519   /* Tree */
3520   impl->browse_shortcuts_tree_view = gtk_tree_view_new ();
3521   gtk_style_context_add_class (gtk_widget_get_style_context (impl->browse_shortcuts_tree_view),
3522                                GTK_STYLE_CLASS_SIDEBAR);
3523   gtk_tree_view_set_enable_search (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), FALSE);
3524 #ifdef PROFILE_FILE_CHOOSER
3525   g_object_set_data (G_OBJECT (impl->browse_shortcuts_tree_view), "fmq-name", "shortcuts");
3526 #endif
3527
3528   /* Connect "after" to key-press-event on the shortcuts pane.  We want this action to be possible:
3529    *
3530    *   1. user brings up a SAVE dialog
3531    *   2. user clicks on a shortcut in the shortcuts pane
3532    *   3. user starts typing a filename
3533    *
3534    * Normally, the user's typing would be ignored, as the shortcuts treeview doesn't
3535    * support interactive search.  However, we'd rather focus the location entry
3536    * so that the user can type *there*.
3537    *
3538    * To preserve keyboard navigation in the shortcuts pane, we don't focus the
3539    * filename entry if one clicks on a shortcut; rather, we focus the entry only
3540    * if the user starts typing while the focus is in the shortcuts pane.
3541    */
3542   g_signal_connect_after (impl->browse_shortcuts_tree_view, "key-press-event",
3543                           G_CALLBACK (shortcuts_key_press_event_after_cb), impl);
3544
3545   g_signal_connect (impl->browse_shortcuts_tree_view, "popup-menu",
3546                     G_CALLBACK (shortcuts_popup_menu_cb), impl);
3547   g_signal_connect (impl->browse_shortcuts_tree_view, "button-press-event",
3548                     G_CALLBACK (shortcuts_button_press_event_cb), impl);
3549   /* Accessible object name for the file chooser's shortcuts pane */
3550   atk_object_set_name (gtk_widget_get_accessible (impl->browse_shortcuts_tree_view), _("Places"));
3551
3552   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), impl->shortcuts_pane_filter_model);
3553
3554   gtk_tree_view_enable_model_drag_source (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
3555                                           GDK_BUTTON1_MASK,
3556                                           tree_model_row_targets,
3557                                           G_N_ELEMENTS (tree_model_row_targets),
3558                                           GDK_ACTION_MOVE);
3559
3560   gtk_drag_dest_set (impl->browse_shortcuts_tree_view,
3561                      GTK_DEST_DEFAULT_ALL,
3562                      tree_model_row_targets,
3563                      G_N_ELEMENTS (tree_model_row_targets),
3564                      GDK_ACTION_COPY | GDK_ACTION_MOVE);
3565   gtk_drag_dest_add_uri_targets (impl->browse_shortcuts_tree_view);
3566
3567   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
3568   gtk_tree_selection_set_mode (selection, GTK_SELECTION_SINGLE);
3569   gtk_tree_selection_set_select_function (selection,
3570                                           shortcuts_select_func,
3571                                           impl, NULL);
3572
3573   g_signal_connect (selection, "changed",
3574                     G_CALLBACK (shortcuts_selection_changed_cb), impl);
3575
3576   g_signal_connect (impl->browse_shortcuts_tree_view, "key-press-event",
3577                     G_CALLBACK (shortcuts_key_press_event_cb), impl);
3578
3579   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-begin",
3580                     G_CALLBACK (shortcuts_drag_begin_cb), impl);
3581   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-end",
3582                     G_CALLBACK (shortcuts_drag_end_cb), impl);
3583   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-data-delete",
3584                     G_CALLBACK (shortcuts_drag_data_delete_cb), impl);
3585
3586   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-leave",
3587                     G_CALLBACK (shortcuts_drag_leave_cb), impl);
3588   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-motion",
3589                     G_CALLBACK (shortcuts_drag_motion_cb), impl);
3590   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-drop",
3591                     G_CALLBACK (shortcuts_drag_drop_cb), impl);
3592   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-data-received",
3593                     G_CALLBACK (shortcuts_drag_data_received_cb), impl);
3594
3595   /* Support tooltips */
3596   gtk_widget_set_has_tooltip (impl->browse_shortcuts_tree_view, TRUE);
3597   g_signal_connect (impl->browse_shortcuts_tree_view, "query-tooltip",
3598                     G_CALLBACK (shortcuts_query_tooltip_cb), impl);
3599
3600   gtk_container_add (GTK_CONTAINER (swin), impl->browse_shortcuts_tree_view);
3601   gtk_widget_show (impl->browse_shortcuts_tree_view);
3602
3603   /* Column */
3604
3605   column = gtk_tree_view_column_new ();
3606   /* Column header for the file chooser's shortcuts pane */
3607   gtk_tree_view_column_set_title (column, _("_Places"));
3608
3609   renderer = gtk_cell_renderer_pixbuf_new ();
3610   gtk_tree_view_column_pack_start (column, renderer, FALSE);
3611   gtk_tree_view_column_set_attributes (column, renderer,
3612                                        "pixbuf", SHORTCUTS_COL_PIXBUF,
3613                                        "visible", SHORTCUTS_COL_PIXBUF_VISIBLE,
3614                                        NULL);
3615
3616   renderer = gtk_cell_renderer_text_new ();
3617   g_object_set (renderer,
3618                 "width-chars", 12,
3619                 "ellipsize", PANGO_ELLIPSIZE_END,
3620                 NULL);
3621   g_signal_connect (renderer, "edited",
3622                     G_CALLBACK (shortcuts_edited), impl);
3623   g_signal_connect (renderer, "editing-canceled",
3624                     G_CALLBACK (shortcuts_editing_canceled), impl);
3625   gtk_tree_view_column_pack_start (column, renderer, TRUE);
3626   gtk_tree_view_column_set_attributes (column, renderer,
3627                                        "text", SHORTCUTS_COL_NAME,
3628                                        NULL);
3629
3630   gtk_tree_view_set_row_separator_func (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
3631                                         shortcuts_row_separator_func,
3632                                         NULL, NULL);
3633
3634   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), column);
3635
3636   return swin;
3637 }
3638
3639 /* Creates the widgets for the shortcuts/bookmarks pane */
3640 static GtkWidget *
3641 shortcuts_pane_create (GtkFileChooserDefault *impl,
3642                        GtkSizeGroup          *size_group)
3643 {
3644   GtkWidget *vbox;
3645   GtkWidget *toolbar;
3646   GtkWidget *widget;
3647   GtkStyleContext *context;
3648   GIcon *icon;
3649
3650   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
3651   gtk_widget_show (vbox);
3652
3653   /* Shortcuts tree */
3654
3655   widget = shortcuts_list_create (impl);
3656
3657   gtk_size_group_add_widget (size_group, widget);
3658   context = gtk_widget_get_style_context (widget);
3659   gtk_style_context_set_junction_sides (context, GTK_JUNCTION_BOTTOM);
3660
3661   gtk_box_pack_start (GTK_BOX (vbox), widget, TRUE, TRUE, 0);
3662
3663   /* Box for buttons */
3664
3665   toolbar = gtk_toolbar_new ();
3666   gtk_toolbar_set_style (GTK_TOOLBAR (toolbar), GTK_TOOLBAR_ICONS);
3667   gtk_toolbar_set_icon_size (GTK_TOOLBAR (toolbar), GTK_ICON_SIZE_MENU);
3668
3669   context = gtk_widget_get_style_context (toolbar);
3670   gtk_style_context_set_junction_sides (context, GTK_JUNCTION_TOP);
3671   gtk_style_context_add_class (context, GTK_STYLE_CLASS_INLINE_TOOLBAR);
3672
3673   gtk_box_pack_start (GTK_BOX (vbox), toolbar, FALSE, FALSE, 0);
3674   gtk_widget_show (toolbar);
3675
3676   /* Add bookmark button */
3677   icon = g_themed_icon_new_with_default_fallbacks ("list-add-symbolic");
3678   impl->browse_shortcuts_add_button = toolbutton_new (impl,
3679                                                       icon,
3680                                                       FALSE,
3681                                                       TRUE,
3682                                                       G_CALLBACK (add_bookmark_button_clicked_cb));
3683   g_object_unref (icon);
3684
3685   gtk_toolbar_insert (GTK_TOOLBAR (toolbar), GTK_TOOL_ITEM (impl->browse_shortcuts_add_button), 0);
3686   gtk_widget_set_tooltip_text (impl->browse_shortcuts_add_button,
3687                                _("Add the selected folder to the Bookmarks"));
3688
3689   /* Remove bookmark button */
3690   icon = g_themed_icon_new_with_default_fallbacks ("list-remove-symbolic");
3691   impl->browse_shortcuts_remove_button = toolbutton_new (impl,
3692                                                          icon,
3693                                                          FALSE,
3694                                                          TRUE,
3695                                                          G_CALLBACK (remove_bookmark_button_clicked_cb));
3696   g_object_unref (icon);
3697   gtk_toolbar_insert (GTK_TOOLBAR (toolbar), GTK_TOOL_ITEM (impl->browse_shortcuts_remove_button), 1);
3698   gtk_widget_set_tooltip_text (impl->browse_shortcuts_remove_button,
3699                                _("Remove the selected bookmark"));
3700
3701   return vbox;
3702 }
3703
3704 static gboolean
3705 key_is_left_or_right (GdkEventKey *event)
3706 {
3707   guint modifiers;
3708
3709   modifiers = gtk_accelerator_get_default_mod_mask ();
3710
3711   return ((event->keyval == GDK_KEY_Right
3712            || event->keyval == GDK_KEY_KP_Right
3713            || event->keyval == GDK_KEY_Left
3714            || event->keyval == GDK_KEY_KP_Left)
3715           && (event->state & modifiers) == 0);
3716 }
3717
3718 /* Handles key press events on the file list, so that we can trap Enter to
3719  * activate the default button on our own.  Also, checks to see if '/' has been
3720  * pressed.
3721  */
3722 static gboolean
3723 browse_files_key_press_event_cb (GtkWidget   *widget,
3724                                  GdkEventKey *event,
3725                                  gpointer     data)
3726 {
3727   GtkFileChooserDefault *impl;
3728   GdkModifierType no_text_input_mask;
3729
3730   impl = (GtkFileChooserDefault *) data;
3731
3732   no_text_input_mask =
3733     gtk_widget_get_modifier_mask (widget, GDK_MODIFIER_INTENT_NO_TEXT_INPUT);
3734
3735   if ((event->keyval == GDK_KEY_slash
3736        || event->keyval == GDK_KEY_KP_Divide
3737 #ifdef G_OS_UNIX
3738        || event->keyval == GDK_KEY_asciitilde
3739 #endif
3740        ) && !(event->state & no_text_input_mask))
3741     {
3742       location_popup_handler (impl, event->string);
3743       return TRUE;
3744     }
3745
3746   if (key_is_left_or_right (event))
3747     {
3748       gtk_widget_grab_focus (impl->browse_shortcuts_tree_view);
3749       return TRUE;
3750     }
3751
3752   if ((event->keyval == GDK_KEY_Return
3753        || event->keyval == GDK_KEY_ISO_Enter
3754        || event->keyval == GDK_KEY_KP_Enter
3755        || event->keyval == GDK_KEY_space
3756        || event->keyval == GDK_KEY_KP_Space)
3757       && !(event->state & gtk_accelerator_get_default_mod_mask ())
3758       && !(impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
3759            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER))
3760     {
3761       GtkWindow *window;
3762
3763       window = get_toplevel (widget);
3764       if (window)
3765         {
3766           GtkWidget *default_widget, *focus_widget;
3767
3768           default_widget = gtk_window_get_default_widget (window);
3769           focus_widget = gtk_window_get_focus (window);
3770
3771           if (widget != default_widget &&
3772               !(widget == focus_widget && (!default_widget || !gtk_widget_get_sensitive (default_widget))))
3773             {
3774               gtk_window_activate_default (window);
3775
3776               return TRUE;
3777             }
3778         }
3779     }
3780
3781   return FALSE;
3782 }
3783
3784 /* Callback used when the file list's popup menu is detached */
3785 static void
3786 popup_menu_detach_cb (GtkWidget *attach_widget,
3787                       GtkMenu   *menu)
3788 {
3789   GtkFileChooserDefault *impl;
3790
3791   impl = g_object_get_data (G_OBJECT (attach_widget), "GtkFileChooserDefault");
3792   g_assert (GTK_IS_FILE_CHOOSER_DEFAULT (impl));
3793
3794   impl->browse_files_popup_menu = NULL;
3795   impl->browse_files_popup_menu_add_shortcut_item = NULL;
3796   impl->browse_files_popup_menu_hidden_files_item = NULL;
3797   impl->browse_files_popup_menu_copy_file_location_item = NULL;
3798 }
3799
3800 /* Callback used when the "Add to Bookmarks" menu item is activated */
3801 static void
3802 add_to_shortcuts_cb (GtkMenuItem           *item,
3803                      GtkFileChooserDefault *impl)
3804 {
3805   bookmarks_add_selected_folder (impl);
3806 }
3807
3808 /* callback used to set data to clipboard */
3809 static void
3810 copy_file_get_cb  (GtkClipboard     *clipboard,
3811                    GtkSelectionData *selection_data,
3812                    guint             info,
3813                    gpointer          data)
3814 {
3815   GSList *selected_files = data;
3816
3817   if (selected_files)
3818     {
3819       gint num_files = g_slist_length (selected_files);
3820       gchar **uris;
3821       gint i;
3822       GSList *l;
3823
3824       uris = g_new (gchar *, num_files + 1);
3825       uris[num_files] = NULL; /* null terminator */
3826
3827       i = 0;
3828
3829       for (l = selected_files; l; l = l->next)
3830         {
3831           GFile *file = (GFile *) l->data;
3832
3833           if (info == SELECTION_URI)
3834             uris[i] = g_file_get_uri (file);
3835           else /* if (info == SELECTION_TEXT) - let this be the fallback */
3836             uris[i] = g_file_get_parse_name (file);
3837
3838           i++;
3839         }
3840
3841       if (info == SELECTION_URI)
3842         gtk_selection_data_set_uris (selection_data, uris);
3843       else /* if (info == SELECTION_TEXT) - let this be the fallback */
3844         {
3845           char *str = g_strjoinv (" ", uris);
3846           gtk_selection_data_set_text (selection_data, str, -1);
3847           g_free (str);
3848         }
3849
3850       g_strfreev (uris);
3851     }
3852 }
3853
3854 /* callback used to clear the clipboard data */
3855 static void
3856 copy_file_clear_cb (GtkClipboard *clipboard,
3857                     gpointer      data)
3858 {
3859   GSList *selected_files = data;
3860
3861   g_slist_foreach (selected_files, (GFunc) g_object_unref, NULL);
3862   g_slist_free (selected_files);
3863 }
3864
3865 /* Callback used when the "Copy file's location" menu item is activated */
3866 static void
3867 copy_file_location_cb (GtkMenuItem           *item,
3868                        GtkFileChooserDefault *impl)
3869 {
3870   GSList *selected_files = NULL;
3871
3872   selected_files = search_get_selected_files (impl);
3873
3874   if (selected_files)
3875     {
3876       GtkClipboard *clipboard;
3877       GtkTargetList *target_list;
3878       GtkTargetEntry *targets;
3879       int n_targets;
3880
3881       clipboard = gtk_widget_get_clipboard (GTK_WIDGET (impl), GDK_SELECTION_CLIPBOARD);
3882
3883       target_list = gtk_target_list_new (NULL, 0);
3884       gtk_target_list_add_text_targets (target_list, SELECTION_TEXT);
3885       gtk_target_list_add_uri_targets (target_list, SELECTION_URI);
3886
3887       targets = gtk_target_table_new_from_list (target_list, &n_targets);
3888       gtk_target_list_unref (target_list);
3889
3890       gtk_clipboard_set_with_data (clipboard, targets, n_targets,
3891                                    copy_file_get_cb,
3892                                    copy_file_clear_cb,
3893                                    selected_files);
3894
3895       gtk_target_table_free (targets, n_targets);
3896     }
3897 }
3898
3899 /* Callback used when the "Visit this file" menu item is activated */
3900 static void
3901 visit_file_cb (GtkMenuItem *item,
3902                GtkFileChooserDefault *impl)
3903 {
3904   GSList *files;
3905
3906   files = search_get_selected_files (impl);
3907
3908   /* Sigh, just use the first one */
3909   if (files)
3910     {
3911       GFile *file = files->data;
3912
3913       gtk_file_chooser_default_select_file (GTK_FILE_CHOOSER (impl), file, NULL); /* NULL-GError */
3914     }
3915
3916   g_slist_foreach (files, (GFunc) g_object_unref, NULL);
3917   g_slist_free (files);
3918 }
3919
3920 /* callback used when the "Show Hidden Files" menu item is toggled */
3921 static void
3922 show_hidden_toggled_cb (GtkCheckMenuItem      *item,
3923                         GtkFileChooserDefault *impl)
3924 {
3925   g_object_set (impl,
3926                 "show-hidden", gtk_check_menu_item_get_active (item),
3927                 NULL);
3928 }
3929
3930 /* Callback used when the "Show Size Column" menu item is toggled */
3931 static void
3932 show_size_column_toggled_cb (GtkCheckMenuItem *item,
3933                              GtkFileChooserDefault *impl)
3934 {
3935   impl->show_size_column = gtk_check_menu_item_get_active (item);
3936
3937   gtk_tree_view_column_set_visible (impl->list_size_column,
3938                                     impl->show_size_column);
3939 }
3940
3941 /* Shows an error dialog about not being able to select a dragged file */
3942 static void
3943 error_selecting_dragged_file_dialog (GtkFileChooserDefault *impl,
3944                                      GFile                 *file,
3945                                      GError                *error)
3946 {
3947   error_dialog (impl,
3948                 _("Could not select file"),
3949                 file, error);
3950 }
3951
3952 static void
3953 file_list_drag_data_select_uris (GtkFileChooserDefault  *impl,
3954                                  gchar                 **uris)
3955 {
3956   int i;
3957   char *uri;
3958   GtkFileChooser *chooser = GTK_FILE_CHOOSER (impl);
3959
3960   for (i = 1; uris[i]; i++)
3961     {
3962       GFile *file;
3963       GError *error = NULL;
3964
3965       uri = uris[i];
3966       file = g_file_new_for_uri (uri);
3967
3968       gtk_file_chooser_default_select_file (chooser, file, &error);
3969       if (error)
3970         error_selecting_dragged_file_dialog (impl, file, error);
3971
3972       g_object_unref (file);
3973     }
3974 }
3975
3976 struct FileListDragData
3977 {
3978   GtkFileChooserDefault *impl;
3979   gchar **uris;
3980   GFile *file;
3981 };
3982
3983 static void
3984 file_list_drag_data_received_get_info_cb (GCancellable *cancellable,
3985                                           GFileInfo    *info,
3986                                           const GError *error,
3987                                           gpointer      user_data)
3988 {
3989   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
3990   struct FileListDragData *data = user_data;
3991   GtkFileChooser *chooser = GTK_FILE_CHOOSER (data->impl);
3992
3993   if (cancellable != data->impl->file_list_drag_data_received_cancellable)
3994     goto out;
3995
3996   data->impl->file_list_drag_data_received_cancellable = NULL;
3997
3998   if (cancelled || error)
3999     goto out;
4000
4001   if ((data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
4002        data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE) &&
4003       data->uris[1] == 0 && !error && _gtk_file_info_consider_as_directory (info))
4004     change_folder_and_display_error (data->impl, data->file, FALSE);
4005   else
4006     {
4007       GError *error = NULL;
4008
4009       gtk_file_chooser_default_unselect_all (chooser);
4010       gtk_file_chooser_default_select_file (chooser, data->file, &error);
4011       if (error)
4012         error_selecting_dragged_file_dialog (data->impl, data->file, error);
4013       else
4014         browse_files_center_selected_row (data->impl);
4015     }
4016
4017   if (data->impl->select_multiple)
4018     file_list_drag_data_select_uris (data->impl, data->uris);
4019
4020 out:
4021   g_object_unref (data->impl);
4022   g_strfreev (data->uris);
4023   g_object_unref (data->file);
4024   g_free (data);
4025
4026   g_object_unref (cancellable);
4027 }
4028
4029 static void
4030 file_list_drag_data_received_cb (GtkWidget        *widget,
4031                                  GdkDragContext   *context,
4032                                  gint              x,
4033                                  gint              y,
4034                                  GtkSelectionData *selection_data,
4035                                  guint             info,
4036                                  guint             time_,
4037                                  gpointer          data)
4038 {
4039   GtkFileChooserDefault *impl;
4040   gchar **uris;
4041   char *uri;
4042   GFile *file;
4043
4044   impl = GTK_FILE_CHOOSER_DEFAULT (data);
4045
4046   /* Allow only drags from other widgets; see bug #533891. */
4047   if (gtk_drag_get_source_widget (context) == widget)
4048     {
4049       g_signal_stop_emission_by_name (widget, "drag-data-received");
4050       return;
4051     }
4052
4053   /* Parse the text/uri-list string, navigate to the first one */
4054   uris = gtk_selection_data_get_uris (selection_data);
4055   if (uris && uris[0])
4056     {
4057       struct FileListDragData *data;
4058
4059       uri = uris[0];
4060       file = g_file_new_for_uri (uri);
4061
4062       data = g_new0 (struct FileListDragData, 1);
4063       data->impl = g_object_ref (impl);
4064       data->uris = uris;
4065       data->file = file;
4066
4067       if (impl->file_list_drag_data_received_cancellable)
4068         g_cancellable_cancel (impl->file_list_drag_data_received_cancellable);
4069
4070       impl->file_list_drag_data_received_cancellable =
4071         _gtk_file_system_get_info (impl->file_system, file,
4072                                    "standard::type",
4073                                    file_list_drag_data_received_get_info_cb,
4074                                    data);
4075     }
4076
4077   g_signal_stop_emission_by_name (widget, "drag-data-received");
4078 }
4079
4080 /* Don't do anything with the drag_drop signal */
4081 static gboolean
4082 file_list_drag_drop_cb (GtkWidget             *widget,
4083                         GdkDragContext        *context,
4084                         gint                   x,
4085                         gint                   y,
4086                         guint                  time_,
4087                         GtkFileChooserDefault *impl)
4088 {
4089   g_signal_stop_emission_by_name (widget, "drag-drop");
4090   return TRUE;
4091 }
4092
4093 /* Disable the normal tree drag motion handler, it makes it look like you're
4094    dropping the dragged item onto a tree item */
4095 static gboolean
4096 file_list_drag_motion_cb (GtkWidget             *widget,
4097                           GdkDragContext        *context,
4098                           gint                   x,
4099                           gint                   y,
4100                           guint                  time_,
4101                           GtkFileChooserDefault *impl)
4102 {
4103   g_signal_stop_emission_by_name (widget, "drag-motion");
4104   return TRUE;
4105 }
4106
4107 /* Sensitizes the "Copy file's location" context menu item if there is actually
4108  * a selection active.
4109  */
4110 static void
4111 check_copy_file_location_sensitivity (GtkFileChooserDefault *impl)
4112 {
4113   GtkTreeSelection *selection;
4114   gboolean active;
4115
4116   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
4117   if (gtk_tree_selection_count_selected_rows (selection) == 0)
4118     active = FALSE;
4119   else
4120     active = TRUE;
4121
4122   if (impl->browse_files_popup_menu_copy_file_location_item)
4123     gtk_widget_set_sensitive (impl->browse_files_popup_menu_copy_file_location_item, active);
4124 }
4125
4126 static GtkWidget *
4127 file_list_add_image_menu_item (GtkFileChooserDefault *impl,
4128                                const char *stock_name,
4129                                const char *mnemonic_label,
4130                                GCallback callback)
4131 {
4132   GtkWidget *item;
4133
4134   item = gtk_image_menu_item_new_with_mnemonic (mnemonic_label);
4135   gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
4136                                  gtk_image_new_from_stock (stock_name, GTK_ICON_SIZE_MENU));
4137   g_signal_connect (item, "activate", callback, impl);
4138   gtk_widget_show (item);
4139   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4140
4141   return item;
4142 }
4143
4144 static GtkWidget *
4145 file_list_add_check_menu_item (GtkFileChooserDefault *impl,
4146                                const char *mnemonic_label,
4147                                GCallback callback)
4148 {
4149   GtkWidget *item;
4150
4151   item = gtk_check_menu_item_new_with_mnemonic (mnemonic_label);
4152   g_signal_connect (item, "toggled", callback, impl);
4153   gtk_widget_show (item);
4154   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4155
4156   return item;
4157 }
4158
4159 /* Constructs the popup menu for the file list if needed */
4160 static void
4161 file_list_build_popup_menu (GtkFileChooserDefault *impl)
4162 {
4163   GtkWidget *item;
4164
4165   if (impl->browse_files_popup_menu)
4166     return;
4167
4168   impl->browse_files_popup_menu = gtk_menu_new ();
4169   gtk_menu_attach_to_widget (GTK_MENU (impl->browse_files_popup_menu),
4170                              impl->browse_files_tree_view,
4171                              popup_menu_detach_cb);
4172
4173   impl->browse_files_popup_menu_visit_file_item         = file_list_add_image_menu_item (impl, GTK_STOCK_DIRECTORY, _("_Visit this file"),
4174                                                                                          G_CALLBACK (visit_file_cb));
4175
4176   impl->browse_files_popup_menu_copy_file_location_item = file_list_add_image_menu_item (impl, GTK_STOCK_COPY, _("_Copy file's location"),
4177                                                                                          G_CALLBACK (copy_file_location_cb));
4178
4179   impl->browse_files_popup_menu_add_shortcut_item       = file_list_add_image_menu_item (impl, GTK_STOCK_ADD, _("_Add to Bookmarks"),
4180                                                                                          G_CALLBACK (add_to_shortcuts_cb));
4181
4182   item = gtk_separator_menu_item_new ();
4183   gtk_widget_show (item);
4184   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4185
4186   impl->browse_files_popup_menu_hidden_files_item       = file_list_add_check_menu_item (impl, _("Show _Hidden Files"),
4187                                                                                          G_CALLBACK (show_hidden_toggled_cb));
4188
4189   impl->browse_files_popup_menu_size_column_item        = file_list_add_check_menu_item (impl, _("Show _Size Column"),
4190                                                                                          G_CALLBACK (show_size_column_toggled_cb));
4191
4192   bookmarks_check_add_sensitivity (impl);
4193   check_copy_file_location_sensitivity (impl);
4194 }
4195
4196 /* Updates the popup menu for the file list, creating it if necessary */
4197 static void
4198 file_list_update_popup_menu (GtkFileChooserDefault *impl)
4199 {
4200   file_list_build_popup_menu (impl);
4201
4202   /* The sensitivity of the Add to Bookmarks item is set in
4203    * bookmarks_check_add_sensitivity()
4204    */
4205
4206   /* 'Visit this file' */
4207   gtk_widget_set_visible (impl->browse_files_popup_menu_visit_file_item, (impl->operation_mode != OPERATION_MODE_BROWSE));
4208
4209   /* 'Show Hidden Files' */
4210   g_signal_handlers_block_by_func (impl->browse_files_popup_menu_hidden_files_item,
4211                                    G_CALLBACK (show_hidden_toggled_cb), impl);
4212   gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (impl->browse_files_popup_menu_hidden_files_item),
4213                                   impl->show_hidden);
4214   g_signal_handlers_unblock_by_func (impl->browse_files_popup_menu_hidden_files_item,
4215                                      G_CALLBACK (show_hidden_toggled_cb), impl);
4216
4217   /* 'Show Size Column' */
4218   g_signal_handlers_block_by_func (impl->browse_files_popup_menu_size_column_item,
4219                                    G_CALLBACK (show_size_column_toggled_cb), impl);
4220   gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (impl->browse_files_popup_menu_size_column_item),
4221                                   impl->show_size_column);
4222   g_signal_handlers_unblock_by_func (impl->browse_files_popup_menu_size_column_item,
4223                                      G_CALLBACK (show_size_column_toggled_cb), impl);
4224 }
4225
4226 static void
4227 popup_position_func (GtkMenu   *menu,
4228                      gint      *x,
4229                      gint      *y,
4230                      gboolean  *push_in,
4231                      gpointer   user_data)
4232 {
4233   GtkAllocation allocation;
4234   GtkWidget *widget = GTK_WIDGET (user_data);
4235   GdkScreen *screen = gtk_widget_get_screen (widget);
4236   GtkRequisition req;
4237   gint monitor_num;
4238   GdkRectangle monitor;
4239
4240   g_return_if_fail (gtk_widget_get_realized (widget));
4241
4242   gdk_window_get_origin (gtk_widget_get_window (widget), x, y);
4243
4244   gtk_widget_get_preferred_size (GTK_WIDGET (menu),
4245                                  &req, NULL);
4246
4247   gtk_widget_get_allocation (widget, &allocation);
4248   *x += (allocation.width - req.width) / 2;
4249   *y += (allocation.height - req.height) / 2;
4250
4251   monitor_num = gdk_screen_get_monitor_at_point (screen, *x, *y);
4252   gtk_menu_set_monitor (menu, monitor_num);
4253   gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
4254
4255   *x = CLAMP (*x, monitor.x, monitor.x + MAX (0, monitor.width - req.width));
4256   *y = CLAMP (*y, monitor.y, monitor.y + MAX (0, monitor.height - req.height));
4257
4258   *push_in = FALSE;
4259 }
4260
4261 static void
4262 file_list_popup_menu (GtkFileChooserDefault *impl,
4263                       GdkEventButton        *event)
4264 {
4265   file_list_update_popup_menu (impl);
4266   if (event)
4267     gtk_menu_popup (GTK_MENU (impl->browse_files_popup_menu),
4268                     NULL, NULL, NULL, NULL,
4269                     event->button, event->time);
4270   else
4271     {
4272       gtk_menu_popup (GTK_MENU (impl->browse_files_popup_menu),
4273                       NULL, NULL,
4274                       popup_position_func, impl->browse_files_tree_view,
4275                       0, GDK_CURRENT_TIME);
4276       gtk_menu_shell_select_first (GTK_MENU_SHELL (impl->browse_files_popup_menu),
4277                                    FALSE);
4278     }
4279
4280 }
4281
4282 /* Callback used for the GtkWidget::popup-menu signal of the file list */
4283 static gboolean
4284 list_popup_menu_cb (GtkWidget *widget,
4285                     GtkFileChooserDefault *impl)
4286 {
4287   file_list_popup_menu (impl, NULL);
4288   return TRUE;
4289 }
4290
4291 /* Callback used when a button is pressed on the file list.  We trap button 3 to
4292  * bring up a popup menu.
4293  */
4294 static gboolean
4295 list_button_press_event_cb (GtkWidget             *widget,
4296                             GdkEventButton        *event,
4297                             GtkFileChooserDefault *impl)
4298 {
4299   static gboolean in_press = FALSE;
4300
4301   if (in_press)
4302     return FALSE;
4303
4304   if (!gdk_event_triggers_context_menu ((GdkEvent *) event))
4305     return FALSE;
4306
4307   in_press = TRUE;
4308   gtk_widget_event (impl->browse_files_tree_view, (GdkEvent *) event);
4309   in_press = FALSE;
4310
4311   file_list_popup_menu (impl, event);
4312   return TRUE;
4313 }
4314
4315 typedef struct {
4316   OperationMode operation_mode;
4317   gint general_column;
4318   gint model_column;
4319 } ColumnMap;
4320
4321 /* Sets the sort column IDs for the file list; needs to be done whenever we
4322  * change the model on the treeview.
4323  */
4324 static void
4325 file_list_set_sort_column_ids (GtkFileChooserDefault *impl)
4326 {
4327   gtk_tree_view_column_set_sort_column_id (impl->list_name_column, MODEL_COL_NAME);
4328   gtk_tree_view_column_set_sort_column_id (impl->list_mtime_column, MODEL_COL_MTIME);
4329   gtk_tree_view_column_set_sort_column_id (impl->list_size_column, MODEL_COL_SIZE);
4330 }
4331
4332 static gboolean
4333 file_list_query_tooltip_cb (GtkWidget  *widget,
4334                             gint        x,
4335                             gint        y,
4336                             gboolean    keyboard_tip,
4337                             GtkTooltip *tooltip,
4338                             gpointer    user_data)
4339 {
4340   GtkFileChooserDefault *impl = user_data;
4341   GtkTreeModel *model;
4342   GtkTreePath *path;
4343   GtkTreeIter iter;
4344   GFile *file;
4345   gchar *filename;
4346
4347   if (impl->operation_mode == OPERATION_MODE_BROWSE)
4348     return FALSE;
4349
4350
4351   if (!gtk_tree_view_get_tooltip_context (GTK_TREE_VIEW (impl->browse_files_tree_view),
4352                                           &x, &y,
4353                                           keyboard_tip,
4354                                           &model, &path, &iter))
4355     return FALSE;
4356
4357   gtk_tree_model_get (model, &iter,
4358                       MODEL_COL_FILE, &file,
4359                       -1);
4360
4361   if (file == NULL)
4362     {
4363       gtk_tree_path_free (path);
4364       return FALSE;
4365     }
4366
4367   filename = g_file_get_path (file);
4368   gtk_tooltip_set_text (tooltip, filename);
4369   gtk_tree_view_set_tooltip_row (GTK_TREE_VIEW (impl->browse_files_tree_view),
4370                                  tooltip,
4371                                  path);
4372
4373   g_free (filename);
4374   g_object_unref (file);
4375   gtk_tree_path_free (path);
4376
4377   return TRUE;
4378 }
4379
4380 static void
4381 set_icon_cell_renderer_fixed_size (GtkFileChooserDefault *impl, GtkCellRenderer *renderer)
4382 {
4383   gint xpad, ypad;
4384
4385   gtk_cell_renderer_get_padding (renderer, &xpad, &ypad);
4386   gtk_cell_renderer_set_fixed_size (renderer,
4387                                     xpad * 2 + impl->icon_size,
4388                                     ypad * 2 + impl->icon_size);
4389 }
4390
4391 /* Creates the widgets for the file list */
4392 static GtkWidget *
4393 create_file_list (GtkFileChooserDefault *impl)
4394 {
4395   GtkWidget *swin;
4396   GtkTreeSelection *selection;
4397   GtkTreeViewColumn *column;
4398   GtkCellRenderer *renderer;
4399
4400   /* Scrolled window */
4401   swin = gtk_scrolled_window_new (NULL, NULL);
4402   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swin),
4403                                   GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
4404   gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (swin),
4405                                        GTK_SHADOW_IN);
4406
4407   /* Tree/list view */
4408
4409   impl->browse_files_tree_view = gtk_tree_view_new ();
4410 #ifdef PROFILE_FILE_CHOOSER
4411   g_object_set_data (G_OBJECT (impl->browse_files_tree_view), "fmq-name", "file_list");
4412 #endif
4413   g_object_set_data (G_OBJECT (impl->browse_files_tree_view), I_("GtkFileChooserDefault"), impl);
4414   atk_object_set_name (gtk_widget_get_accessible (impl->browse_files_tree_view), _("Files"));
4415
4416   gtk_tree_view_set_rules_hint (GTK_TREE_VIEW (impl->browse_files_tree_view), TRUE);
4417   gtk_container_add (GTK_CONTAINER (swin), impl->browse_files_tree_view);
4418
4419   gtk_drag_dest_set (impl->browse_files_tree_view,
4420                      GTK_DEST_DEFAULT_ALL,
4421                      NULL, 0,
4422                      GDK_ACTION_COPY | GDK_ACTION_MOVE);
4423   gtk_drag_dest_add_uri_targets (impl->browse_files_tree_view);
4424
4425   g_signal_connect (impl->browse_files_tree_view, "row-activated",
4426                     G_CALLBACK (list_row_activated), impl);
4427   g_signal_connect (impl->browse_files_tree_view, "key-press-event",
4428                     G_CALLBACK (browse_files_key_press_event_cb), impl);
4429   g_signal_connect (impl->browse_files_tree_view, "popup-menu",
4430                     G_CALLBACK (list_popup_menu_cb), impl);
4431   g_signal_connect (impl->browse_files_tree_view, "button-press-event",
4432                     G_CALLBACK (list_button_press_event_cb), impl);
4433
4434   g_signal_connect (impl->browse_files_tree_view, "drag-data-received",
4435                     G_CALLBACK (file_list_drag_data_received_cb), impl);
4436   g_signal_connect (impl->browse_files_tree_view, "drag-drop",
4437                     G_CALLBACK (file_list_drag_drop_cb), impl);
4438   g_signal_connect (impl->browse_files_tree_view, "drag-motion",
4439                     G_CALLBACK (file_list_drag_motion_cb), impl);
4440
4441   g_object_set (impl->browse_files_tree_view, "has-tooltip", TRUE, NULL);
4442   g_signal_connect (impl->browse_files_tree_view, "query-tooltip",
4443                     G_CALLBACK (file_list_query_tooltip_cb), impl);
4444
4445   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
4446   gtk_tree_selection_set_select_function (selection,
4447                                           list_select_func,
4448                                           impl, NULL);
4449   gtk_tree_view_enable_model_drag_source (GTK_TREE_VIEW (impl->browse_files_tree_view),
4450                                           GDK_BUTTON1_MASK,
4451                                           NULL, 0,
4452                                           GDK_ACTION_COPY | GDK_ACTION_MOVE);
4453   gtk_drag_source_add_uri_targets (impl->browse_files_tree_view);
4454
4455   g_signal_connect (selection, "changed",
4456                     G_CALLBACK (list_selection_changed), impl);
4457
4458   /* Keep the column order in sync with update_cell_renderer_attributes() */
4459
4460   /* Filename column */
4461
4462   impl->list_name_column = gtk_tree_view_column_new ();
4463   gtk_tree_view_column_set_expand (impl->list_name_column, TRUE);
4464   gtk_tree_view_column_set_resizable (impl->list_name_column, TRUE);
4465   gtk_tree_view_column_set_title (impl->list_name_column, _("Name"));
4466
4467   renderer = gtk_cell_renderer_pixbuf_new ();
4468   /* We set a fixed size so that we get an empty slot even if no icons are loaded yet */
4469   set_icon_cell_renderer_fixed_size (impl, renderer);
4470   gtk_tree_view_column_pack_start (impl->list_name_column, renderer, FALSE);
4471
4472   impl->list_name_renderer = gtk_cell_renderer_text_new ();
4473   g_object_set (impl->list_name_renderer,
4474                 "ellipsize", PANGO_ELLIPSIZE_END,
4475                 NULL);
4476   g_signal_connect (impl->list_name_renderer, "edited",
4477                     G_CALLBACK (renderer_edited_cb), impl);
4478   g_signal_connect (impl->list_name_renderer, "editing-canceled",
4479                     G_CALLBACK (renderer_editing_canceled_cb), impl);
4480   gtk_tree_view_column_pack_start (impl->list_name_column, impl->list_name_renderer, TRUE);
4481
4482   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_files_tree_view), impl->list_name_column);
4483
4484   /* Size column */
4485
4486   column = gtk_tree_view_column_new ();
4487   gtk_tree_view_column_set_resizable (column, TRUE);
4488   gtk_tree_view_column_set_title (column, _("Size"));
4489
4490   renderer = gtk_cell_renderer_text_new ();
4491   g_object_set (renderer,
4492                 "alignment", PANGO_ALIGN_RIGHT,
4493                 NULL);
4494   gtk_tree_view_column_pack_start (column, renderer, TRUE); /* bug: it doesn't expand */
4495   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_files_tree_view), column);
4496   impl->list_size_column = column;
4497
4498   /* Modification time column */
4499
4500   column = gtk_tree_view_column_new ();
4501   gtk_tree_view_column_set_resizable (column, TRUE);
4502   gtk_tree_view_column_set_title (column, _("Modified"));
4503
4504   renderer = gtk_cell_renderer_text_new ();
4505   gtk_tree_view_column_pack_start (column, renderer, TRUE);
4506   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_files_tree_view), column);
4507   impl->list_mtime_column = column;
4508
4509   file_list_set_sort_column_ids (impl);
4510   update_cell_renderer_attributes (impl);
4511
4512   gtk_widget_show_all (swin);
4513
4514   return swin;
4515 }
4516
4517 /* Creates the widgets for the files/folders pane */
4518 static GtkWidget *
4519 file_pane_create (GtkFileChooserDefault *impl,
4520                   GtkSizeGroup          *size_group)
4521 {
4522   GtkWidget *vbox;
4523   GtkWidget *hbox;
4524   GtkWidget *widget;
4525
4526   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
4527   gtk_widget_show (vbox);
4528
4529   /* Box for lists and preview */
4530
4531   hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, PREVIEW_HBOX_SPACING);
4532   gtk_box_pack_start (GTK_BOX (vbox), hbox, TRUE, TRUE, 0);
4533   gtk_widget_show (hbox);
4534
4535   /* File list */
4536
4537   widget = create_file_list (impl);
4538   gtk_box_pack_start (GTK_BOX (hbox), widget, TRUE, TRUE, 0);
4539   gtk_size_group_add_widget (size_group, widget);
4540
4541   /* Preview */
4542
4543   impl->preview_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
4544   gtk_box_pack_start (GTK_BOX (hbox), impl->preview_box, FALSE, FALSE, 0);
4545   /* Don't show preview box initially */
4546
4547   /* Filter combo */
4548
4549   impl->filter_combo_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
4550
4551   widget = filter_create (impl);
4552
4553   gtk_widget_show (widget);
4554   gtk_box_pack_end (GTK_BOX (impl->filter_combo_hbox), widget, FALSE, FALSE, 0);
4555
4556   gtk_box_pack_end (GTK_BOX (vbox), impl->filter_combo_hbox, FALSE, FALSE, 0);
4557
4558   return vbox;
4559 }
4560
4561 static void
4562 location_entry_create (GtkFileChooserDefault *impl)
4563 {
4564   if (!impl->location_entry)
4565     impl->location_entry = _gtk_file_chooser_entry_new (TRUE);
4566
4567   _gtk_file_chooser_entry_set_file_system (GTK_FILE_CHOOSER_ENTRY (impl->location_entry),
4568                                            impl->file_system);
4569   _gtk_file_chooser_entry_set_local_only (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->local_only);
4570   _gtk_file_chooser_entry_set_action (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->action);
4571   gtk_entry_set_width_chars (GTK_ENTRY (impl->location_entry), 45);
4572   gtk_entry_set_activates_default (GTK_ENTRY (impl->location_entry), TRUE);
4573 }
4574
4575 /* Creates the widgets specific to Save mode */
4576 static void
4577 save_widgets_create (GtkFileChooserDefault *impl)
4578 {
4579   GtkWidget *vbox;
4580   GtkWidget *widget;
4581
4582   if (impl->save_widgets != NULL)
4583     return;
4584
4585   location_switch_to_path_bar (impl);
4586
4587   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
4588
4589   impl->save_widgets_table = gtk_grid_new ();
4590   gtk_box_pack_start (GTK_BOX (vbox), impl->save_widgets_table, FALSE, FALSE, 0);
4591   gtk_widget_show (impl->save_widgets_table);
4592   gtk_grid_set_row_spacing (GTK_GRID (impl->save_widgets_table), 12);
4593   gtk_grid_set_column_spacing (GTK_GRID (impl->save_widgets_table), 12);
4594
4595   /* Label */
4596
4597   widget = gtk_label_new_with_mnemonic (_("_Name:"));
4598   gtk_widget_set_halign (widget, GTK_ALIGN_START);
4599   gtk_widget_set_valign (widget, GTK_ALIGN_CENTER);
4600   gtk_grid_attach (GTK_GRID (impl->save_widgets_table), widget, 0, 0, 1, 1);
4601   gtk_widget_show (widget);
4602
4603   /* Location entry */
4604
4605   location_entry_create (impl);
4606   gtk_widget_set_hexpand (impl->location_entry, TRUE);
4607   gtk_grid_attach (GTK_GRID (impl->save_widgets_table), impl->location_entry, 1, 0, 1, 1);
4608   gtk_widget_show (impl->location_entry);
4609   gtk_label_set_mnemonic_widget (GTK_LABEL (widget), impl->location_entry);
4610
4611   /* Folder combo */
4612   impl->save_folder_label = gtk_label_new (NULL);
4613   gtk_widget_set_halign (impl->save_folder_label, GTK_ALIGN_START);
4614   gtk_widget_set_valign (impl->save_folder_label, GTK_ALIGN_CENTER);
4615   gtk_grid_attach (GTK_GRID (impl->save_widgets_table), impl->save_folder_label, 0, 1, 1, 1);
4616   gtk_widget_show (impl->save_folder_label);
4617
4618   impl->save_widgets = vbox;
4619   gtk_box_pack_start (GTK_BOX (impl), impl->save_widgets, FALSE, FALSE, 0);
4620   gtk_box_reorder_child (GTK_BOX (impl), impl->save_widgets, 0);
4621   gtk_widget_show (impl->save_widgets);
4622 }
4623
4624 /* Destroys the widgets specific to Save mode */
4625 static void
4626 save_widgets_destroy (GtkFileChooserDefault *impl)
4627 {
4628   if (impl->save_widgets == NULL)
4629     return;
4630
4631   gtk_widget_destroy (impl->save_widgets);
4632   impl->save_widgets = NULL;
4633   impl->save_widgets_table = NULL;
4634   impl->location_entry = NULL;
4635   impl->save_folder_label = NULL;
4636 }
4637
4638 /* Turns on the path bar widget.  Can be called even if we are already in that
4639  * mode.
4640  */
4641 static void
4642 location_switch_to_path_bar (GtkFileChooserDefault *impl)
4643 {
4644   if (impl->location_entry)
4645     {
4646       gtk_widget_destroy (impl->location_entry);
4647       impl->location_entry = NULL;
4648     }
4649
4650   gtk_widget_hide (impl->location_entry_box);
4651 }
4652
4653 /* Turns on the location entry.  Can be called even if we are already in that
4654  * mode.
4655  */
4656 static void
4657 location_switch_to_filename_entry (GtkFileChooserDefault *impl)
4658 {
4659   /* when in search or recent files mode, we are not showing the
4660    * location_entry_box container, so there's no point in switching
4661    * to it.
4662    */
4663   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
4664       impl->operation_mode == OPERATION_MODE_RECENT)
4665     return;
4666
4667   /* Box */
4668
4669   gtk_widget_show (impl->location_entry_box);
4670
4671   /* Entry */
4672
4673   if (!impl->location_entry)
4674     {
4675       location_entry_create (impl);
4676       gtk_box_pack_start (GTK_BOX (impl->location_entry_box), impl->location_entry, TRUE, TRUE, 0);
4677       gtk_label_set_mnemonic_widget (GTK_LABEL (impl->location_label), impl->location_entry);
4678     }
4679
4680   /* Configure the entry */
4681
4682   _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->current_folder);
4683
4684   /* Done */
4685
4686   gtk_widget_show (impl->location_entry);
4687   gtk_widget_grab_focus (impl->location_entry);
4688 }
4689
4690 /* Sets a new location mode.  set_buttons determines whether the toggle button
4691  * for the mode will also be changed.
4692  */
4693 static void
4694 location_mode_set (GtkFileChooserDefault *impl,
4695                    LocationMode new_mode,
4696                    gboolean set_button)
4697 {
4698   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
4699       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
4700     {
4701       GtkWindow *toplevel;
4702       GtkWidget *current_focus;
4703       gboolean button_active;
4704       gboolean switch_to_file_list;
4705
4706       switch (new_mode)
4707         {
4708         case LOCATION_MODE_PATH_BAR:
4709           button_active = FALSE;
4710
4711           /* The location_entry will disappear when we switch to path bar mode.  So,
4712            * we'll focus the file list in that case, to avoid having a window with
4713            * no focused widget.
4714            */
4715           toplevel = get_toplevel (GTK_WIDGET (impl));
4716           switch_to_file_list = FALSE;
4717           if (toplevel)
4718             {
4719               current_focus = gtk_window_get_focus (toplevel);
4720               if (!current_focus || current_focus == impl->location_entry)
4721                 switch_to_file_list = TRUE;
4722             }
4723
4724           location_switch_to_path_bar (impl);
4725
4726           if (switch_to_file_list)
4727             gtk_widget_grab_focus (impl->browse_files_tree_view);
4728
4729           break;
4730
4731         case LOCATION_MODE_FILENAME_ENTRY:
4732           button_active = TRUE;
4733           location_switch_to_filename_entry (impl);
4734           break;
4735
4736         default:
4737           g_assert_not_reached ();
4738           return;
4739         }
4740
4741       if (set_button)
4742         {
4743           g_signal_handlers_block_by_func (impl->location_button,
4744                                            G_CALLBACK (location_button_toggled_cb), impl);
4745
4746           gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (impl->location_button), button_active);
4747
4748           g_signal_handlers_unblock_by_func (impl->location_button,
4749                                              G_CALLBACK (location_button_toggled_cb), impl);
4750         }
4751     }
4752
4753   impl->location_mode = new_mode;
4754 }
4755
4756 static void
4757 location_toggle_popup_handler (GtkFileChooserDefault *impl)
4758 {
4759   /* when in search or recent files mode, we are not showing the
4760    * location_entry_box container, so there's no point in switching
4761    * to it.
4762    */
4763   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
4764       impl->operation_mode == OPERATION_MODE_RECENT)
4765     return;
4766
4767   /* If the file entry is not visible, show it.
4768    * If it is visible, turn it off only if it is focused.  Otherwise, switch to the entry.
4769    */
4770   if (impl->location_mode == LOCATION_MODE_PATH_BAR)
4771     {
4772       location_mode_set (impl, LOCATION_MODE_FILENAME_ENTRY, TRUE);
4773     }
4774   else if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)
4775     {
4776       if (gtk_widget_has_focus (impl->location_entry))
4777         {
4778           location_mode_set (impl, LOCATION_MODE_PATH_BAR, TRUE);
4779         }
4780       else
4781         {
4782           gtk_widget_grab_focus (impl->location_entry);
4783         }
4784     }
4785 }
4786
4787 /* Callback used when one of the location mode buttons is toggled */
4788 static void
4789 location_button_toggled_cb (GtkToggleButton *toggle,
4790                             GtkFileChooserDefault *impl)
4791 {
4792   gboolean is_active;
4793   LocationMode new_mode;
4794
4795   is_active = gtk_toggle_button_get_active (toggle);
4796
4797   if (is_active)
4798     {
4799       g_assert (impl->location_mode == LOCATION_MODE_PATH_BAR);
4800       new_mode = LOCATION_MODE_FILENAME_ENTRY;
4801     }
4802   else
4803     {
4804       g_assert (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY);
4805       new_mode = LOCATION_MODE_PATH_BAR;
4806     }
4807
4808   location_mode_set (impl, new_mode, FALSE);
4809 }
4810
4811 /* Creates a toggle button for the location entry. */
4812 static void
4813 location_button_create (GtkFileChooserDefault *impl)
4814 {
4815   GtkWidget *image;
4816   const char *str;
4817
4818   image = gtk_image_new_from_stock (GTK_STOCK_EDIT, GTK_ICON_SIZE_BUTTON);
4819   gtk_widget_show (image);
4820
4821   impl->location_button = g_object_new (GTK_TYPE_TOGGLE_BUTTON,
4822                                         "image", image,
4823                                         NULL);
4824
4825   g_signal_connect (impl->location_button, "toggled",
4826                     G_CALLBACK (location_button_toggled_cb), impl);
4827
4828   str = _("Type a file name");
4829
4830   gtk_widget_set_tooltip_text (impl->location_button, str);
4831   atk_object_set_name (gtk_widget_get_accessible (impl->location_button), str);
4832 }
4833
4834 typedef enum {
4835   PATH_BAR_FOLDER_PATH,
4836   PATH_BAR_SELECT_A_FOLDER,
4837   PATH_BAR_ERROR_NO_FILENAME,
4838   PATH_BAR_ERROR_NO_FOLDER,
4839   PATH_BAR_RECENTLY_USED,
4840   PATH_BAR_SEARCH
4841 } PathBarMode;
4842
4843 /* Creates the info bar for informational messages or warnings, with its icon and label */
4844 static void
4845 info_bar_create (GtkFileChooserDefault *impl)
4846 {
4847   GtkWidget *content_area;
4848
4849   impl->browse_select_a_folder_info_bar = gtk_info_bar_new ();
4850   impl->browse_select_a_folder_icon = gtk_image_new_from_stock (GTK_STOCK_DIRECTORY, GTK_ICON_SIZE_MENU);
4851   impl->browse_select_a_folder_label = gtk_label_new (NULL);
4852
4853   content_area = gtk_info_bar_get_content_area (GTK_INFO_BAR (impl->browse_select_a_folder_info_bar));
4854
4855   gtk_box_pack_start (GTK_BOX (content_area), impl->browse_select_a_folder_icon, FALSE, FALSE, 0);
4856   gtk_box_pack_start (GTK_BOX (content_area), impl->browse_select_a_folder_label, FALSE, FALSE, 0);
4857
4858   gtk_widget_show (impl->browse_select_a_folder_icon);
4859   gtk_widget_show (impl->browse_select_a_folder_label);
4860 }
4861
4862 /* Sets the info bar to show the appropriate informational or warning message */
4863 static void
4864 info_bar_set (GtkFileChooserDefault *impl, PathBarMode mode)
4865 {
4866   char *str;
4867   gboolean free_str;
4868   GtkMessageType message_type;
4869
4870   free_str = FALSE;
4871
4872   switch (mode)
4873     {
4874     case PATH_BAR_SELECT_A_FOLDER:
4875       str = g_strconcat ("<i>", _("Please select a folder below"), "</i>", NULL);
4876       free_str = TRUE;
4877       message_type = GTK_MESSAGE_OTHER;
4878       break;
4879
4880     case PATH_BAR_ERROR_NO_FILENAME:
4881       str = _("Please type a file name");
4882       message_type = GTK_MESSAGE_WARNING;
4883       break;
4884
4885     case PATH_BAR_ERROR_NO_FOLDER:
4886       str = _("Please select a folder below");
4887       message_type = GTK_MESSAGE_WARNING;
4888       break;
4889
4890     default:
4891       g_assert_not_reached ();
4892       return;
4893     }
4894
4895   gtk_info_bar_set_message_type (GTK_INFO_BAR (impl->browse_select_a_folder_info_bar), message_type);
4896   gtk_image_set_from_stock (GTK_IMAGE (impl->browse_select_a_folder_icon),
4897                             (message_type == GTK_MESSAGE_WARNING) ? GTK_STOCK_DIALOG_WARNING : GTK_STOCK_DIRECTORY,
4898                             GTK_ICON_SIZE_MENU);
4899   gtk_label_set_markup (GTK_LABEL (impl->browse_select_a_folder_label), str);
4900
4901   if (free_str)
4902     g_free (str);
4903 }
4904
4905 /* Creates the icon and label used to show that the file chooser is in Search or Recently-used mode */
4906 static void
4907 special_mode_widgets_create (GtkFileChooserDefault *impl)
4908 {
4909   impl->browse_special_mode_icon = gtk_image_new ();
4910   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_special_mode_icon);
4911   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_special_mode_icon, FALSE, FALSE, 0);
4912
4913   impl->browse_special_mode_label = gtk_label_new (NULL);
4914   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_special_mode_label);
4915   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_special_mode_label, FALSE, FALSE, 0);
4916 }
4917
4918 /* Creates the path bar's container and eveyrthing that goes in it: location button, pathbar, info bar, and Create Folder button */
4919 static void
4920 path_bar_widgets_create (GtkFileChooserDefault *impl)
4921 {
4922   /* Location widgets - note browse_path_bar_hbox is packed in the right place until switch_path_bar() */
4923   impl->browse_path_bar_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
4924   gtk_widget_show (impl->browse_path_bar_hbox);
4925
4926   /* Size group that allows the path bar to be the same size between modes */
4927   impl->browse_path_bar_size_group = gtk_size_group_new (GTK_SIZE_GROUP_VERTICAL);
4928   gtk_size_group_set_ignore_hidden (impl->browse_path_bar_size_group, FALSE);
4929
4930   /* Location button */
4931   location_button_create (impl);
4932   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->location_button);
4933   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->location_button, FALSE, FALSE, 0);
4934
4935   /* Path bar */
4936   impl->browse_path_bar = g_object_new (GTK_TYPE_PATH_BAR, NULL);
4937   _gtk_path_bar_set_file_system (GTK_PATH_BAR (impl->browse_path_bar), impl->file_system);
4938   g_signal_connect (impl->browse_path_bar, "path-clicked", G_CALLBACK (path_bar_clicked), impl);
4939
4940   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_path_bar);
4941   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_path_bar, TRUE, TRUE, 0);
4942
4943   /* Info bar */
4944   info_bar_create (impl);
4945   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_select_a_folder_info_bar);
4946   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_select_a_folder_info_bar, TRUE, TRUE, 0);
4947
4948   /* Widgets for special modes (recently-used in Open mode, Search mode) */
4949   special_mode_widgets_create (impl);
4950
4951   /* Create Folder */
4952   impl->browse_new_folder_button = gtk_button_new_with_mnemonic (_("Create Fo_lder"));
4953   g_signal_connect (impl->browse_new_folder_button, "clicked",
4954                     G_CALLBACK (new_folder_button_clicked), impl);
4955   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_new_folder_button);
4956   gtk_box_pack_end (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_new_folder_button, FALSE, FALSE, 0);
4957 }
4958
4959 /* Sets the path bar's mode to show a label, the actual folder path, or a
4960  * warning message.  You may call this function with PATH_BAR_ERROR_* directly
4961  * if the pathbar is already showing the widgets you expect; otherwise, call
4962  * path_bar_update() instead to set the appropriate widgets automatically.
4963  */
4964 static void
4965 path_bar_set_mode (GtkFileChooserDefault *impl, PathBarMode mode)
4966 {
4967   gboolean path_bar_visible             = FALSE;
4968   gboolean special_mode_widgets_visible = FALSE;
4969   gboolean info_bar_visible             = FALSE;
4970   gboolean create_folder_visible        = FALSE;
4971
4972   char *tmp;
4973
4974   switch (mode)
4975     {
4976     case PATH_BAR_FOLDER_PATH:
4977       path_bar_visible = TRUE;
4978       break;
4979
4980     case PATH_BAR_SELECT_A_FOLDER:
4981     case PATH_BAR_ERROR_NO_FILENAME:
4982     case PATH_BAR_ERROR_NO_FOLDER:
4983       info_bar_set (impl, mode);
4984       info_bar_visible = TRUE;
4985       break;
4986
4987     case PATH_BAR_RECENTLY_USED:
4988       gtk_image_set_from_icon_name (GTK_IMAGE (impl->browse_special_mode_icon), "document-open-recent", GTK_ICON_SIZE_BUTTON);
4989
4990       tmp = g_strdup_printf ("<b>%s</b>", _("Recently Used"));
4991       gtk_label_set_markup (GTK_LABEL (impl->browse_special_mode_label), tmp);
4992       g_free (tmp);
4993
4994       special_mode_widgets_visible = TRUE;
4995       break;
4996
4997     case PATH_BAR_SEARCH:
4998       gtk_image_set_from_stock (GTK_IMAGE (impl->browse_special_mode_icon), GTK_STOCK_FIND, GTK_ICON_SIZE_BUTTON);
4999
5000       tmp = g_strdup_printf ("<b>%s</b>", _("Search:"));
5001       gtk_label_set_markup (GTK_LABEL (impl->browse_special_mode_label), tmp);
5002       g_free (tmp);
5003
5004       special_mode_widgets_visible = TRUE;
5005       break;
5006
5007     default:
5008       g_assert_not_reached ();
5009     }
5010
5011   gtk_widget_set_visible (impl->browse_path_bar,                        path_bar_visible);
5012   gtk_widget_set_visible (impl->browse_special_mode_icon,               special_mode_widgets_visible);
5013   gtk_widget_set_visible (impl->browse_special_mode_label,              special_mode_widgets_visible);
5014   gtk_widget_set_visible (impl->browse_select_a_folder_info_bar,        info_bar_visible);
5015
5016   if (path_bar_visible)
5017     {
5018       if (impl->create_folders
5019           && impl->action != GTK_FILE_CHOOSER_ACTION_OPEN
5020           && impl->operation_mode != OPERATION_MODE_RECENT)
5021         create_folder_visible = TRUE;
5022     }
5023
5024   gtk_widget_set_visible (impl->browse_new_folder_button,               create_folder_visible);
5025 }
5026
5027 /* Creates the main hpaned with the widgets shared by Open and Save mode */
5028 static void
5029 browse_widgets_create (GtkFileChooserDefault *impl)
5030 {
5031   GtkWidget *hpaned;
5032   GtkWidget *widget;
5033   GtkSizeGroup *size_group;
5034
5035   impl->browse_widgets_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
5036   gtk_box_pack_start (GTK_BOX (impl), impl->browse_widgets_box, TRUE, TRUE, 0);
5037   gtk_widget_show (impl->browse_widgets_box);
5038
5039   impl->browse_header_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
5040   gtk_box_pack_start (GTK_BOX (impl->browse_widgets_box), impl->browse_header_box, FALSE, FALSE, 0);
5041   gtk_widget_show (impl->browse_header_box);
5042
5043   /* Path bar, info bar, and their respective machinery - the browse_path_bar_hbox will get packed elsewhere */
5044   path_bar_widgets_create (impl);
5045
5046   /* Box for the location label and entry */
5047
5048   impl->location_entry_box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
5049   gtk_box_pack_start (GTK_BOX (impl->browse_header_box), impl->location_entry_box, FALSE, FALSE, 0);
5050
5051   impl->location_label = gtk_label_new_with_mnemonic (_("_Location:"));
5052   gtk_widget_show (impl->location_label);
5053   gtk_box_pack_start (GTK_BOX (impl->location_entry_box), impl->location_label, FALSE, FALSE, 0);
5054
5055   /* size group is used by the scrolled windows of the panes */
5056   size_group = gtk_size_group_new (GTK_SIZE_GROUP_VERTICAL);
5057
5058   /* Paned widget */
5059
5060   hpaned = gtk_paned_new (GTK_ORIENTATION_HORIZONTAL);
5061   gtk_widget_show (hpaned);
5062   gtk_box_pack_start (GTK_BOX (impl->browse_widgets_box), hpaned, TRUE, TRUE, 0);
5063
5064   widget = shortcuts_pane_create (impl, size_group);
5065   gtk_paned_pack1 (GTK_PANED (hpaned), widget, FALSE, FALSE);
5066   widget = file_pane_create (impl, size_group);
5067   gtk_paned_pack2 (GTK_PANED (hpaned), widget, TRUE, FALSE);
5068   gtk_paned_set_position (GTK_PANED (hpaned), 148);
5069   g_object_unref (size_group);
5070 }
5071
5072 static GObject*
5073 gtk_file_chooser_default_constructor (GType                  type,
5074                                       guint                  n_construct_properties,
5075                                       GObjectConstructParam *construct_params)
5076 {
5077   GtkFileChooserDefault *impl;
5078   GObject *object;
5079
5080   profile_start ("start", NULL);
5081
5082   object = G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->constructor (type,
5083                                                                                 n_construct_properties,
5084                                                                                 construct_params);
5085   impl = GTK_FILE_CHOOSER_DEFAULT (object);
5086
5087   g_assert (impl->file_system);
5088
5089   gtk_widget_push_composite_child ();
5090
5091   /* Shortcuts model */
5092   shortcuts_model_create (impl);
5093
5094   /* The browse widgets */
5095   browse_widgets_create (impl);
5096
5097   /* Alignment to hold extra widget */
5098   impl->extra_align = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
5099   gtk_widget_set_halign (impl->extra_align, GTK_ALIGN_START);
5100   gtk_widget_set_valign (impl->extra_align, GTK_ALIGN_CENTER);
5101   gtk_box_pack_start (GTK_BOX (impl), impl->extra_align, FALSE, FALSE, 0);
5102
5103   gtk_widget_pop_composite_child ();
5104   update_appearance (impl);
5105
5106   profile_end ("end", NULL);
5107
5108   return object;
5109 }
5110
5111 /* Sets the extra_widget by packing it in the appropriate place */
5112 static void
5113 set_extra_widget (GtkFileChooserDefault *impl,
5114                   GtkWidget             *extra_widget)
5115 {
5116   if (extra_widget)
5117     {
5118       g_object_ref (extra_widget);
5119       /* FIXME: is this right ? */
5120       gtk_widget_show (extra_widget);
5121     }
5122
5123   if (impl->extra_widget)
5124     {
5125       gtk_container_remove (GTK_CONTAINER (impl->extra_align), impl->extra_widget);
5126       g_object_unref (impl->extra_widget);
5127     }
5128
5129   impl->extra_widget = extra_widget;
5130   if (impl->extra_widget)
5131     {
5132       gtk_container_add (GTK_CONTAINER (impl->extra_align), impl->extra_widget);
5133       gtk_widget_show (impl->extra_align);
5134     }
5135   else
5136     gtk_widget_hide (impl->extra_align);
5137 }
5138
5139 static void
5140 set_local_only (GtkFileChooserDefault *impl,
5141                 gboolean               local_only)
5142 {
5143   if (local_only != impl->local_only)
5144     {
5145       impl->local_only = local_only;
5146
5147       if (impl->location_entry)
5148         _gtk_file_chooser_entry_set_local_only (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), local_only);
5149
5150       if (impl->shortcuts_model && impl->file_system)
5151         {
5152           shortcuts_add_volumes (impl);
5153           shortcuts_add_bookmarks (impl);
5154         }
5155
5156       if (local_only && impl->current_folder &&
5157            !g_file_is_native (impl->current_folder))
5158         {
5159           /* If we are pointing to a non-local folder, make an effort to change
5160            * back to a local folder, but it's really up to the app to not cause
5161            * such a situation, so we ignore errors.
5162            */
5163           const gchar *home = g_get_home_dir ();
5164           GFile *home_file;
5165
5166           if (home == NULL)
5167             return;
5168
5169           home_file = g_file_new_for_path (home);
5170
5171           gtk_file_chooser_set_current_folder_file (GTK_FILE_CHOOSER (impl), home_file, NULL);
5172
5173           g_object_unref (home_file);
5174         }
5175     }
5176 }
5177
5178 static void
5179 volumes_bookmarks_changed_cb (GtkFileSystem         *file_system,
5180                               GtkFileChooserDefault *impl)
5181 {
5182   shortcuts_add_volumes (impl);
5183   shortcuts_add_bookmarks (impl);
5184
5185   bookmarks_check_add_sensitivity (impl);
5186   bookmarks_check_remove_sensitivity (impl);
5187   shortcuts_check_popup_sensitivity (impl);
5188 }
5189
5190 /* Sets the file chooser to multiple selection mode */
5191 static void
5192 set_select_multiple (GtkFileChooserDefault *impl,
5193                      gboolean               select_multiple,
5194                      gboolean               property_notify)
5195 {
5196   GtkTreeSelection *selection;
5197   GtkSelectionMode mode;
5198
5199   if (select_multiple == impl->select_multiple)
5200     return;
5201
5202   mode = select_multiple ? GTK_SELECTION_MULTIPLE : GTK_SELECTION_BROWSE;
5203
5204   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
5205   gtk_tree_selection_set_mode (selection, mode);
5206
5207   gtk_tree_view_set_rubber_banding (GTK_TREE_VIEW (impl->browse_files_tree_view), select_multiple);
5208
5209   impl->select_multiple = select_multiple;
5210   g_object_notify (G_OBJECT (impl), "select-multiple");
5211
5212   check_preview_change (impl);
5213 }
5214
5215 static void
5216 set_file_system_backend (GtkFileChooserDefault *impl)
5217 {
5218   profile_start ("start for backend", "default");
5219
5220   impl->file_system = _gtk_file_system_new ();
5221
5222   g_signal_connect (impl->file_system, "volumes-changed",
5223                     G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5224   g_signal_connect (impl->file_system, "bookmarks-changed",
5225                     G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5226
5227   profile_end ("end", NULL);
5228 }
5229
5230 static void
5231 unset_file_system_backend (GtkFileChooserDefault *impl)
5232 {
5233   g_signal_handlers_disconnect_by_func (impl->file_system,
5234                                         G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5235
5236   g_object_unref (impl->file_system);
5237
5238   impl->file_system = NULL;
5239 }
5240
5241 /* Saves the widgets around the pathbar so they can be reparented later
5242  * in the correct place.  This function must be called paired with
5243  * restore_path_bar().
5244  */
5245 static void
5246 save_path_bar (GtkFileChooserDefault *impl)
5247 {
5248   GtkWidget *parent;
5249
5250   g_object_ref (impl->browse_path_bar_hbox);
5251
5252   parent = gtk_widget_get_parent (impl->browse_path_bar_hbox);
5253   if (parent)
5254     gtk_container_remove (GTK_CONTAINER (parent), impl->browse_path_bar_hbox);
5255 }
5256
5257 /* Reparents the path bar and the "Create folder" button to the right place:
5258  * Above the file list in Open mode, or to the right of the "Save in folder:"
5259  * label in Save mode.  The save_path_bar() function must be called before this
5260  * one.
5261  */
5262 static void
5263 restore_path_bar (GtkFileChooserDefault *impl)
5264 {
5265   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
5266       || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5267     {
5268       gtk_box_pack_start (GTK_BOX (impl->browse_header_box), impl->browse_path_bar_hbox, FALSE, FALSE, 0);
5269       gtk_box_reorder_child (GTK_BOX (impl->browse_header_box), impl->browse_path_bar_hbox, 0);
5270     }
5271   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
5272            || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5273     {
5274       gtk_widget_set_hexpand (impl->browse_path_bar_hbox, TRUE);
5275       gtk_grid_attach (GTK_GRID (impl->save_widgets_table), impl->browse_path_bar_hbox, 1, 1, 1, 1);
5276       gtk_label_set_mnemonic_widget (GTK_LABEL (impl->save_folder_label), impl->browse_path_bar);
5277     }
5278   else
5279     g_assert_not_reached ();
5280
5281   g_object_unref (impl->browse_path_bar_hbox);
5282 }
5283
5284 /* Takes the folder stored in a row in the recent_model, and puts it in the pathbar */
5285 static void
5286 put_recent_folder_in_pathbar (GtkFileChooserDefault *impl, GtkTreeIter *iter)
5287 {
5288   GFile *file;
5289
5290   gtk_tree_model_get (GTK_TREE_MODEL (impl->recent_model), iter,
5291                       MODEL_COL_FILE, &file,
5292                       -1);
5293   _gtk_path_bar_set_file (GTK_PATH_BAR (impl->browse_path_bar), file, FALSE);
5294   g_object_unref (file);
5295 }
5296
5297 /* Sets the pathbar in the appropriate mode according to the current operation mode and action.  This is the central function for
5298  * dealing with the pathbar's widgets; as long as impl->action and impl->operation_mode are set correctly, then calling this
5299  * function will update all the pathbar's widgets.
5300  */
5301 static void
5302 path_bar_update (GtkFileChooserDefault *impl)
5303 {
5304   PathBarMode mode;
5305
5306   switch (impl->operation_mode)
5307     {
5308     case OPERATION_MODE_BROWSE:
5309       mode = PATH_BAR_FOLDER_PATH;
5310       break;
5311
5312     case OPERATION_MODE_RECENT:
5313       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
5314         {
5315           GtkTreeSelection *selection;
5316           gboolean have_selected;
5317           GtkTreeIter iter;
5318
5319           selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
5320
5321           /* Save mode means single-selection mode, so the following is valid */
5322           have_selected = gtk_tree_selection_get_selected (selection, NULL, &iter);
5323
5324           if (have_selected)
5325             {
5326               mode = PATH_BAR_FOLDER_PATH;
5327               put_recent_folder_in_pathbar (impl, &iter);
5328             }
5329           else
5330             mode = PATH_BAR_SELECT_A_FOLDER;
5331         }
5332       else
5333         mode = PATH_BAR_RECENTLY_USED;
5334
5335       break;
5336
5337     case OPERATION_MODE_SEARCH:
5338       mode = PATH_BAR_SEARCH;
5339       break;
5340
5341     default:
5342       g_assert_not_reached ();
5343       return;
5344     }
5345
5346   path_bar_set_mode (impl, mode);
5347 }
5348
5349 static void
5350 operation_mode_discard_search_widgets (GtkFileChooserDefault *impl)
5351 {
5352   if (impl->search_hbox)
5353     {
5354       gtk_widget_destroy (impl->search_hbox);
5355
5356       impl->search_hbox = NULL;
5357       impl->search_entry = NULL;
5358     }
5359 }
5360
5361 /* Stops running operations like populating the browse model, searches, and the recent-files model */
5362 static void
5363 operation_mode_stop (GtkFileChooserDefault *impl, OperationMode mode)
5364 {
5365   switch (mode)
5366     {
5367     case OPERATION_MODE_BROWSE:
5368       stop_loading_and_clear_list_model (impl, TRUE);
5369       break;
5370
5371     case OPERATION_MODE_SEARCH:
5372       search_stop_searching (impl, FALSE);
5373       search_clear_model (impl, TRUE);
5374
5375       operation_mode_discard_search_widgets (impl);
5376       break;
5377
5378     case OPERATION_MODE_RECENT:
5379       recent_stop_loading (impl);
5380       recent_clear_model (impl, TRUE);
5381       break;
5382
5383     default:
5384       g_assert_not_reached ();
5385     }
5386 }
5387
5388 static void
5389 operation_mode_set_browse (GtkFileChooserDefault *impl)
5390 {
5391   path_bar_update (impl);
5392
5393   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5394       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5395     {
5396       gtk_widget_show (impl->location_button);
5397       location_mode_set (impl, impl->location_mode, TRUE);
5398
5399       if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)
5400         gtk_widget_show (impl->location_entry_box);
5401     }
5402 }
5403
5404 static void
5405 operation_mode_set_search (GtkFileChooserDefault *impl)
5406 {
5407   g_assert (impl->search_hbox == NULL);
5408   g_assert (impl->search_entry == NULL);
5409   g_assert (impl->search_model == NULL);
5410
5411   search_setup_widgets (impl);
5412 }
5413
5414 static void
5415 operation_mode_set_recent (GtkFileChooserDefault *impl)
5416 {
5417   path_bar_update (impl);
5418
5419   /* Hide the location widgets temporarily */
5420   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5421       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5422     {
5423       gtk_widget_hide (impl->location_button);
5424       gtk_widget_hide (impl->location_entry_box);
5425     }
5426
5427   recent_start_loading (impl);
5428 }
5429
5430 /* Sometimes we need to frob the selection in the shortcuts list manually */
5431 static void
5432 shortcuts_select_item_without_activating (GtkFileChooserDefault *impl, int pos)
5433 {
5434   GtkTreeSelection *selection;
5435   GtkTreePath *path;
5436
5437   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
5438
5439   g_signal_handlers_block_by_func (selection, G_CALLBACK (shortcuts_selection_changed_cb), impl);
5440
5441   path = gtk_tree_path_new_from_indices (pos, -1);
5442   gtk_tree_selection_select_path (selection, path);
5443   gtk_tree_path_free (path);
5444
5445   g_signal_handlers_unblock_by_func (selection, G_CALLBACK (shortcuts_selection_changed_cb), impl);
5446 }
5447
5448 static void
5449 operation_mode_set (GtkFileChooserDefault *impl, OperationMode mode)
5450 {
5451   ShortcutsIndex shortcut_to_select;
5452
5453   operation_mode_stop (impl, impl->operation_mode);
5454
5455   impl->operation_mode = mode;
5456
5457   switch (impl->operation_mode)
5458     {
5459     case OPERATION_MODE_BROWSE:
5460       operation_mode_set_browse (impl);
5461       shortcut_to_select = SHORTCUTS_CURRENT_FOLDER;
5462       break;
5463
5464     case OPERATION_MODE_SEARCH:
5465       operation_mode_set_search (impl);
5466       shortcut_to_select = SHORTCUTS_SEARCH;
5467       break;
5468
5469     case OPERATION_MODE_RECENT:
5470       operation_mode_set_recent (impl);
5471       shortcut_to_select = SHORTCUTS_RECENT;
5472       break;
5473
5474     default:
5475       g_assert_not_reached ();
5476       return;
5477     }
5478
5479   if (shortcut_to_select != SHORTCUTS_CURRENT_FOLDER)
5480     shortcuts_select_item_without_activating (impl, shortcuts_get_index (impl, shortcut_to_select));
5481 }
5482
5483 /* This function is basically a do_all function.
5484  *
5485  * It sets the visibility on all the widgets based on the current state, and
5486  * moves the custom_widget if needed.
5487  */
5488 static void
5489 update_appearance (GtkFileChooserDefault *impl)
5490 {
5491   save_path_bar (impl);
5492
5493   if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5494       impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5495     {
5496       const char *text;
5497
5498       gtk_widget_hide (impl->location_button);
5499       save_widgets_create (impl);
5500
5501       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
5502         text = _("Save in _folder:");
5503       else
5504         text = _("Create in _folder:");
5505
5506       gtk_label_set_text_with_mnemonic (GTK_LABEL (impl->save_folder_label), text);
5507
5508       if (impl->select_multiple)
5509         {
5510           g_warning ("Save mode cannot be set in conjunction with multiple selection mode.  "
5511                      "Re-setting to single selection mode.");
5512           set_select_multiple (impl, FALSE, TRUE);
5513         }
5514     }
5515   else if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5516            impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5517     {
5518       gtk_widget_show (impl->location_button);
5519       save_widgets_destroy (impl);
5520       location_mode_set (impl, impl->location_mode, TRUE);
5521     }
5522
5523   if (impl->location_entry)
5524     _gtk_file_chooser_entry_set_action (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->action);
5525
5526   restore_path_bar (impl);
5527   path_bar_update (impl);
5528
5529   /* This *is* needed; we need to redraw the file list because the "sensitivity"
5530    * of files may change depending whether we are in a file or folder-only mode.
5531    */
5532   gtk_widget_queue_draw (impl->browse_files_tree_view);
5533
5534   emit_default_size_changed (impl);
5535 }
5536
5537 static void
5538 gtk_file_chooser_default_set_property (GObject      *object,
5539                                        guint         prop_id,
5540                                        const GValue *value,
5541                                        GParamSpec   *pspec)
5542
5543 {
5544   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
5545
5546   switch (prop_id)
5547     {
5548     case GTK_FILE_CHOOSER_PROP_ACTION:
5549       {
5550         GtkFileChooserAction action = g_value_get_enum (value);
5551
5552         if (action != impl->action)
5553           {
5554             gtk_file_chooser_default_unselect_all (GTK_FILE_CHOOSER (impl));
5555
5556             if ((action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5557                  action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5558                 && impl->select_multiple)
5559               {
5560                 g_warning ("Tried to change the file chooser action to SAVE or CREATE_FOLDER, but "
5561                            "this is not allowed in multiple selection mode.  Resetting the file chooser "
5562                            "to single selection mode.");
5563                 set_select_multiple (impl, FALSE, TRUE);
5564               }
5565             impl->action = action;
5566             update_cell_renderer_attributes (impl);
5567             update_appearance (impl);
5568             settings_load (impl);
5569           }
5570       }
5571       break;
5572
5573     case GTK_FILE_CHOOSER_PROP_FILTER:
5574       set_current_filter (impl, g_value_get_object (value));
5575       break;
5576
5577     case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
5578       set_local_only (impl, g_value_get_boolean (value));
5579       break;
5580
5581     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
5582       set_preview_widget (impl, g_value_get_object (value));
5583       break;
5584
5585     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
5586       impl->preview_widget_active = g_value_get_boolean (value);
5587       update_preview_widget_visibility (impl);
5588       break;
5589
5590     case GTK_FILE_CHOOSER_PROP_USE_PREVIEW_LABEL:
5591       impl->use_preview_label = g_value_get_boolean (value);
5592       update_preview_widget_visibility (impl);
5593       break;
5594
5595     case GTK_FILE_CHOOSER_PROP_EXTRA_WIDGET:
5596       set_extra_widget (impl, g_value_get_object (value));
5597       break;
5598
5599     case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
5600       {
5601         gboolean select_multiple = g_value_get_boolean (value);
5602         if ((impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5603              impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5604             && select_multiple)
5605           {
5606             g_warning ("Tried to set the file chooser to multiple selection mode, but this is "
5607                        "not allowed in SAVE or CREATE_FOLDER modes.  Ignoring the change and "
5608                        "leaving the file chooser in single selection mode.");
5609             return;
5610           }
5611
5612         set_select_multiple (impl, select_multiple, FALSE);
5613       }
5614       break;
5615
5616     case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
5617       {
5618         gboolean show_hidden = g_value_get_boolean (value);
5619         if (show_hidden != impl->show_hidden)
5620           {
5621             impl->show_hidden = show_hidden;
5622
5623             if (impl->browse_files_model)
5624               _gtk_file_system_model_set_show_hidden (impl->browse_files_model, show_hidden);
5625           }
5626       }
5627       break;
5628
5629     case GTK_FILE_CHOOSER_PROP_DO_OVERWRITE_CONFIRMATION:
5630       {
5631         gboolean do_overwrite_confirmation = g_value_get_boolean (value);
5632         impl->do_overwrite_confirmation = do_overwrite_confirmation;
5633       }
5634       break;
5635
5636     case GTK_FILE_CHOOSER_PROP_CREATE_FOLDERS:
5637       {
5638         gboolean create_folders = g_value_get_boolean (value);
5639         impl->create_folders = create_folders;
5640         update_appearance (impl);
5641       }
5642       break;
5643
5644     default:
5645       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
5646       break;
5647     }
5648 }
5649
5650 static void
5651 gtk_file_chooser_default_get_property (GObject    *object,
5652                                        guint       prop_id,
5653                                        GValue     *value,
5654                                        GParamSpec *pspec)
5655 {
5656   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
5657
5658   switch (prop_id)
5659     {
5660     case GTK_FILE_CHOOSER_PROP_ACTION:
5661       g_value_set_enum (value, impl->action);
5662       break;
5663
5664     case GTK_FILE_CHOOSER_PROP_FILTER:
5665       g_value_set_object (value, impl->current_filter);
5666       break;
5667
5668     case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
5669       g_value_set_boolean (value, impl->local_only);
5670       break;
5671
5672     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
5673       g_value_set_object (value, impl->preview_widget);
5674       break;
5675
5676     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
5677       g_value_set_boolean (value, impl->preview_widget_active);
5678       break;
5679
5680     case GTK_FILE_CHOOSER_PROP_USE_PREVIEW_LABEL:
5681       g_value_set_boolean (value, impl->use_preview_label);
5682       break;
5683
5684     case GTK_FILE_CHOOSER_PROP_EXTRA_WIDGET:
5685       g_value_set_object (value, impl->extra_widget);
5686       break;
5687
5688     case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
5689       g_value_set_boolean (value, impl->select_multiple);
5690       break;
5691
5692     case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
5693       g_value_set_boolean (value, impl->show_hidden);
5694       break;
5695
5696     case GTK_FILE_CHOOSER_PROP_DO_OVERWRITE_CONFIRMATION:
5697       g_value_set_boolean (value, impl->do_overwrite_confirmation);
5698       break;
5699
5700     case GTK_FILE_CHOOSER_PROP_CREATE_FOLDERS:
5701       g_value_set_boolean (value, impl->create_folders);
5702       break;
5703
5704     default:
5705       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
5706       break;
5707     }
5708 }
5709
5710 /* This cancels everything that may be going on in the background. */
5711 static void
5712 cancel_all_operations (GtkFileChooserDefault *impl)
5713 {
5714   GSList *l;
5715
5716   pending_select_files_free (impl);
5717
5718   /* cancel all pending operations */
5719   if (impl->pending_cancellables)
5720     {
5721       for (l = impl->pending_cancellables; l; l = l->next)
5722         {
5723           GCancellable *cancellable = G_CANCELLABLE (l->data);
5724           g_cancellable_cancel (cancellable);
5725         }
5726       g_slist_free (impl->pending_cancellables);
5727       impl->pending_cancellables = NULL;
5728     }
5729
5730   if (impl->reload_icon_cancellables)
5731     {
5732       for (l = impl->reload_icon_cancellables; l; l = l->next)
5733         {
5734           GCancellable *cancellable = G_CANCELLABLE (l->data);
5735           g_cancellable_cancel (cancellable);
5736         }
5737       g_slist_free (impl->reload_icon_cancellables);
5738       impl->reload_icon_cancellables = NULL;
5739     }
5740
5741   if (impl->loading_shortcuts)
5742     {
5743       for (l = impl->loading_shortcuts; l; l = l->next)
5744         {
5745           GCancellable *cancellable = G_CANCELLABLE (l->data);
5746           g_cancellable_cancel (cancellable);
5747         }
5748       g_slist_free (impl->loading_shortcuts);
5749       impl->loading_shortcuts = NULL;
5750     }
5751
5752   if (impl->file_list_drag_data_received_cancellable)
5753     {
5754       g_cancellable_cancel (impl->file_list_drag_data_received_cancellable);
5755       impl->file_list_drag_data_received_cancellable = NULL;
5756     }
5757
5758   if (impl->update_current_folder_cancellable)
5759     {
5760       g_cancellable_cancel (impl->update_current_folder_cancellable);
5761       impl->update_current_folder_cancellable = NULL;
5762     }
5763
5764   if (impl->should_respond_get_info_cancellable)
5765     {
5766       g_cancellable_cancel (impl->should_respond_get_info_cancellable);
5767       impl->should_respond_get_info_cancellable = NULL;
5768     }
5769
5770   if (impl->update_from_entry_cancellable)
5771     {
5772       g_cancellable_cancel (impl->update_from_entry_cancellable);
5773       impl->update_from_entry_cancellable = NULL;
5774     }
5775
5776   if (impl->shortcuts_activate_iter_cancellable)
5777     {
5778       g_cancellable_cancel (impl->shortcuts_activate_iter_cancellable);
5779       impl->shortcuts_activate_iter_cancellable = NULL;
5780     }
5781
5782   search_stop_searching (impl, TRUE);
5783   recent_stop_loading (impl);
5784 }
5785
5786 /* Removes the settings signal handler.  It's safe to call multiple times */
5787 static void
5788 remove_settings_signal (GtkFileChooserDefault *impl,
5789                         GdkScreen             *screen)
5790 {
5791   if (impl->settings_signal_id)
5792     {
5793       GtkSettings *settings;
5794
5795       settings = gtk_settings_get_for_screen (screen);
5796       g_signal_handler_disconnect (settings,
5797                                    impl->settings_signal_id);
5798       impl->settings_signal_id = 0;
5799     }
5800 }
5801
5802 static void
5803 gtk_file_chooser_default_dispose (GObject *object)
5804 {
5805   GtkFileChooserDefault *impl = (GtkFileChooserDefault *) object;
5806
5807   cancel_all_operations (impl);
5808
5809   if (impl->extra_widget)
5810     {
5811       g_object_unref (impl->extra_widget);
5812       impl->extra_widget = NULL;
5813     }
5814
5815   remove_settings_signal (impl, gtk_widget_get_screen (GTK_WIDGET (impl)));
5816
5817   G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->dispose (object);
5818 }
5819
5820 /* We override show-all since we have internal widgets that
5821  * shouldn't be shown when you call show_all(), like the filter
5822  * combo box.
5823  */
5824 static void
5825 gtk_file_chooser_default_show_all (GtkWidget *widget)
5826 {
5827   GtkFileChooserDefault *impl = (GtkFileChooserDefault *) widget;
5828
5829   gtk_widget_show (widget);
5830
5831   if (impl->extra_widget)
5832     gtk_widget_show_all (impl->extra_widget);
5833 }
5834
5835 /* Handler for GtkWindow::set-focus; this is where we save the last-focused
5836  * widget on our toplevel.  See gtk_file_chooser_default_hierarchy_changed()
5837  */
5838 static void
5839 toplevel_set_focus_cb (GtkWindow             *window,
5840                        GtkWidget             *focus,
5841                        GtkFileChooserDefault *impl)
5842 {
5843   impl->toplevel_last_focus_widget = gtk_window_get_focus (window);
5844 }
5845
5846 /* We monitor the focus widget on our toplevel to be able to know which widget
5847  * was last focused at the time our "should_respond" method gets called.
5848  */
5849 static void
5850 gtk_file_chooser_default_hierarchy_changed (GtkWidget *widget,
5851                                             GtkWidget *previous_toplevel)
5852 {
5853   GtkFileChooserDefault *impl;
5854   GtkWidget *toplevel;
5855
5856   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5857   toplevel = gtk_widget_get_toplevel (widget);
5858
5859   if (previous_toplevel &&
5860       impl->toplevel_set_focus_id != 0)
5861     {
5862       g_signal_handler_disconnect (previous_toplevel,
5863                                    impl->toplevel_set_focus_id);
5864       impl->toplevel_set_focus_id = 0;
5865       impl->toplevel_last_focus_widget = NULL;
5866     }
5867
5868   if (gtk_widget_is_toplevel (toplevel))
5869     {
5870       g_assert (impl->toplevel_set_focus_id == 0);
5871       impl->toplevel_set_focus_id = g_signal_connect (toplevel, "set-focus",
5872                                                       G_CALLBACK (toplevel_set_focus_cb), impl);
5873       impl->toplevel_last_focus_widget = gtk_window_get_focus (GTK_WINDOW (toplevel));
5874     }
5875 }
5876
5877 /* Changes the icons wherever it is needed */
5878 static void
5879 change_icon_theme (GtkFileChooserDefault *impl)
5880 {
5881   GtkSettings *settings;
5882   gint width, height;
5883   GtkCellRenderer *renderer;
5884   GList *cells;
5885
5886   profile_start ("start", NULL);
5887
5888   settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
5889
5890   if (gtk_icon_size_lookup_for_settings (settings, GTK_ICON_SIZE_MENU, &width, &height))
5891     impl->icon_size = MAX (width, height);
5892   else
5893     impl->icon_size = FALLBACK_ICON_SIZE;
5894
5895   shortcuts_reload_icons (impl);
5896   /* the first cell in the first column is the icon column, and we have a fixed size there */
5897   cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (
5898         gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 0)));
5899   renderer = GTK_CELL_RENDERER (cells->data);
5900   set_icon_cell_renderer_fixed_size (impl, renderer);
5901   g_list_free (cells);
5902   if (impl->browse_files_model)
5903     _gtk_file_system_model_clear_cache (impl->browse_files_model, MODEL_COL_PIXBUF);
5904   gtk_widget_queue_resize (impl->browse_files_tree_view);
5905
5906   profile_end ("end", NULL);
5907 }
5908
5909 /* Callback used when a GtkSettings value changes */
5910 static void
5911 settings_notify_cb (GObject               *object,
5912                     GParamSpec            *pspec,
5913                     GtkFileChooserDefault *impl)
5914 {
5915   const char *name;
5916
5917   profile_start ("start", NULL);
5918
5919   name = g_param_spec_get_name (pspec);
5920
5921   if (strcmp (name, "gtk-icon-theme-name") == 0 ||
5922       strcmp (name, "gtk-icon-sizes") == 0)
5923     change_icon_theme (impl);
5924
5925   profile_end ("end", NULL);
5926 }
5927
5928 /* Installs a signal handler for GtkSettings so that we can monitor changes in
5929  * the icon theme.
5930  */
5931 static void
5932 check_icon_theme (GtkFileChooserDefault *impl)
5933 {
5934   GtkSettings *settings;
5935
5936   profile_start ("start", NULL);
5937
5938   if (impl->settings_signal_id)
5939     {
5940       profile_end ("end", NULL);
5941       return;
5942     }
5943
5944   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
5945     {
5946       settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
5947       impl->settings_signal_id = g_signal_connect (settings, "notify",
5948                                                    G_CALLBACK (settings_notify_cb), impl);
5949
5950       change_icon_theme (impl);
5951     }
5952
5953   profile_end ("end", NULL);
5954 }
5955
5956 static void
5957 gtk_file_chooser_default_style_updated (GtkWidget *widget)
5958 {
5959   GtkFileChooserDefault *impl;
5960
5961   profile_start ("start", NULL);
5962
5963   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5964
5965   profile_msg ("    parent class style_udpated start", NULL);
5966   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->style_updated (widget);
5967   profile_msg ("    parent class style_updated end", NULL);
5968
5969   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
5970     change_icon_theme (impl);
5971
5972   emit_default_size_changed (impl);
5973
5974   profile_end ("end", NULL);
5975 }
5976
5977 static void
5978 gtk_file_chooser_default_screen_changed (GtkWidget *widget,
5979                                          GdkScreen *previous_screen)
5980 {
5981   GtkFileChooserDefault *impl;
5982
5983   profile_start ("start", NULL);
5984
5985   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5986
5987   if (GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->screen_changed)
5988     GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->screen_changed (widget, previous_screen);
5989
5990   remove_settings_signal (impl, previous_screen);
5991   check_icon_theme (impl);
5992
5993   emit_default_size_changed (impl);
5994
5995   profile_end ("end", NULL);
5996 }
5997
5998 static void
5999 gtk_file_chooser_default_size_allocate (GtkWidget     *widget,
6000                                         GtkAllocation *allocation)
6001 {
6002   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->size_allocate (widget, allocation);
6003 }
6004
6005 static void
6006 set_sort_column (GtkFileChooserDefault *impl)
6007 {
6008   GtkTreeSortable *sortable;
6009
6010   sortable = GTK_TREE_SORTABLE (gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view)));
6011
6012   /* can happen when we're still populating the model */
6013   if (sortable == NULL)
6014     return;
6015
6016   gtk_tree_sortable_set_sort_column_id (sortable,
6017                                         impl->sort_column,
6018                                         impl->sort_order);
6019 }
6020
6021 static void
6022 settings_ensure (GtkFileChooserDefault *impl)
6023 {
6024   if (impl->settings != NULL)
6025     return;
6026
6027   impl->settings = g_settings_new_with_path ("org.gtk.Settings.FileChooser",
6028                                              "/org/gtk/settings/file-chooser/");
6029   g_settings_delay (impl->settings);
6030 }
6031
6032 static void
6033 settings_load (GtkFileChooserDefault *impl)
6034 {
6035   LocationMode location_mode;
6036   gboolean show_hidden;
6037   gboolean show_size_column;
6038   gint sort_column;
6039   GtkSortType sort_order;
6040
6041   settings_ensure (impl);
6042
6043   location_mode = g_settings_get_enum (impl->settings, SETTINGS_KEY_LOCATION_MODE);
6044   show_hidden = g_settings_get_boolean (impl->settings, SETTINGS_KEY_SHOW_HIDDEN);
6045   show_size_column = g_settings_get_boolean (impl->settings, SETTINGS_KEY_SHOW_SIZE_COLUMN);
6046   sort_column = g_settings_get_enum (impl->settings, SETTINGS_KEY_SORT_COLUMN);
6047   sort_order = g_settings_get_enum (impl->settings, SETTINGS_KEY_SORT_ORDER);
6048
6049   location_mode_set (impl, location_mode, TRUE);
6050
6051   gtk_file_chooser_set_show_hidden (GTK_FILE_CHOOSER (impl), show_hidden);
6052
6053   impl->show_size_column = show_size_column;
6054   gtk_tree_view_column_set_visible (impl->list_size_column, show_size_column);
6055
6056   impl->sort_column = sort_column;
6057   impl->sort_order = sort_order;
6058   /* We don't call set_sort_column() here as the models may not have been
6059    * created yet.  The individual functions that create and set the models will
6060    * call set_sort_column() themselves.
6061    */
6062 }
6063
6064 static void
6065 save_dialog_geometry (GtkFileChooserDefault *impl)
6066 {
6067   GtkWindow *toplevel;
6068   int x, y, width, height;
6069
6070   toplevel = get_toplevel (GTK_WIDGET (impl));
6071
6072   if (!(toplevel && GTK_IS_FILE_CHOOSER_DIALOG (toplevel)))
6073     return;
6074
6075   gtk_window_get_position (toplevel, &x, &y);
6076   gtk_window_get_size (toplevel, &width, &height);
6077
6078   g_settings_set (impl->settings, "window-position", "(ii)", x, y);
6079   g_settings_set (impl->settings, "window-size", "(ii)", width, height);
6080 }
6081
6082 static void
6083 settings_save (GtkFileChooserDefault *impl)
6084 {
6085   char *current_folder_uri;
6086
6087   settings_ensure (impl);
6088
6089   /* Current folder */
6090
6091   if (impl->current_folder)
6092     current_folder_uri = g_file_get_uri (impl->current_folder);
6093   else
6094     current_folder_uri = "";
6095
6096   g_settings_set_string (impl->settings, SETTINGS_KEY_LAST_FOLDER_URI, current_folder_uri);
6097
6098   if (impl->current_folder)
6099     g_free (current_folder_uri);
6100
6101   /* All the other state */
6102
6103   g_settings_set_enum (impl->settings, SETTINGS_KEY_LOCATION_MODE, impl->location_mode);
6104   g_settings_set_boolean (impl->settings, SETTINGS_KEY_SHOW_HIDDEN,
6105                           gtk_file_chooser_get_show_hidden (GTK_FILE_CHOOSER (impl)));
6106   g_settings_set_boolean (impl->settings, SETTINGS_KEY_SHOW_SIZE_COLUMN, impl->show_size_column);
6107   g_settings_set_enum (impl->settings, SETTINGS_KEY_SORT_COLUMN, impl->sort_column);
6108   g_settings_set_enum (impl->settings, SETTINGS_KEY_SORT_ORDER, impl->sort_order);
6109
6110   save_dialog_geometry (impl);
6111
6112   /* Now apply the settings */
6113   g_settings_apply (impl->settings);
6114
6115   g_object_unref (impl->settings);
6116   impl->settings = NULL;
6117 }
6118
6119 /* GtkWidget::realize method */
6120 static void
6121 gtk_file_chooser_default_realize (GtkWidget *widget)
6122 {
6123   GtkFileChooserDefault *impl;
6124
6125   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
6126
6127   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->realize (widget);
6128
6129   emit_default_size_changed (impl);
6130 }
6131
6132 static GFile *
6133 get_file_for_last_folder_opened (GtkFileChooserDefault *impl)
6134 {
6135   char *last_folder_uri;
6136   GFile *file;
6137
6138   settings_ensure (impl);
6139
6140   last_folder_uri = g_settings_get_string (impl->settings, SETTINGS_KEY_LAST_FOLDER_URI);
6141
6142   /* If no last folder is set, we use the user's home directory, since
6143    * this is the starting point for most documents.
6144    */
6145   if (last_folder_uri[0] == '\0')
6146     file = g_file_new_for_path (g_get_home_dir ());
6147   else
6148     file = g_file_new_for_uri (last_folder_uri);
6149
6150   g_free (last_folder_uri);
6151
6152   return file;
6153 }
6154
6155 /* GtkWidget::map method */
6156 static void
6157 gtk_file_chooser_default_map (GtkWidget *widget)
6158 {
6159   GtkFileChooserDefault *impl;
6160
6161   profile_start ("start", NULL);
6162
6163   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
6164
6165   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->map (widget);
6166
6167   if (impl->operation_mode == OPERATION_MODE_BROWSE)
6168     {
6169       switch (impl->reload_state)
6170         {
6171         case RELOAD_EMPTY:
6172           recent_shortcut_handler (impl);
6173           break;
6174
6175         case RELOAD_HAS_FOLDER:
6176           /* Nothing; we are already loading or loaded, so we
6177            * don't need to reload
6178            */
6179           break;
6180
6181         default:
6182           g_assert_not_reached ();
6183       }
6184     }
6185
6186   volumes_bookmarks_changed_cb (impl->file_system, impl);
6187
6188   settings_load (impl);
6189
6190   profile_end ("end", NULL);
6191 }
6192
6193 /* GtkWidget::unmap method */
6194 static void
6195 gtk_file_chooser_default_unmap (GtkWidget *widget)
6196 {
6197   GtkFileChooserDefault *impl;
6198
6199   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
6200
6201   settings_save (impl);
6202
6203   cancel_all_operations (impl);
6204   impl->reload_state = RELOAD_EMPTY;
6205
6206   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->unmap (widget);
6207 }
6208
6209 static void
6210 install_list_model_filter (GtkFileChooserDefault *impl)
6211 {
6212   _gtk_file_system_model_set_filter (impl->browse_files_model,
6213                                      impl->current_filter);
6214 }
6215
6216 #define COMPARE_DIRECTORIES                                                                                    \
6217   GtkFileChooserDefault *impl = user_data;                                                                     \
6218   GtkFileSystemModel *fs_model = GTK_FILE_SYSTEM_MODEL (model);                                                \
6219   gboolean dir_a, dir_b;                                                                                       \
6220                                                                                                                \
6221   dir_a = g_value_get_boolean (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_IS_FOLDER));           \
6222   dir_b = g_value_get_boolean (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_IS_FOLDER));           \
6223                                                                                                                \
6224   if (dir_a != dir_b)                                                                                          \
6225     return impl->list_sort_ascending ? (dir_a ? -1 : 1) : (dir_a ? 1 : -1) /* Directories *always* go first */
6226
6227 /* Sort callback for the filename column */
6228 static gint
6229 name_sort_func (GtkTreeModel *model,
6230                 GtkTreeIter  *a,
6231                 GtkTreeIter  *b,
6232                 gpointer      user_data)
6233 {
6234   COMPARE_DIRECTORIES;
6235   else
6236     {
6237       const char *key_a, *key_b;
6238       gint result;
6239
6240       key_a = g_value_get_string (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_NAME_COLLATED));
6241       key_b = g_value_get_string (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_NAME_COLLATED));
6242
6243       if (key_a && key_b)
6244         result = strcmp (key_a, key_b);
6245       else if (key_a)
6246         result = 1;
6247       else if (key_b)
6248         result = -1;
6249       else
6250         result = 0;
6251
6252       return result;
6253     }
6254 }
6255
6256 /* Sort callback for the size column */
6257 static gint
6258 size_sort_func (GtkTreeModel *model,
6259                 GtkTreeIter  *a,
6260                 GtkTreeIter  *b,
6261                 gpointer      user_data)
6262 {
6263   COMPARE_DIRECTORIES;
6264   else
6265     {
6266       gint64 size_a, size_b;
6267
6268       size_a = g_value_get_int64 (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_SIZE));
6269       size_b = g_value_get_int64 (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_SIZE));
6270
6271       return size_a < size_b ? -1 : (size_a == size_b ? 0 : 1);
6272     }
6273 }
6274
6275 /* Sort callback for the mtime column */
6276 static gint
6277 mtime_sort_func (GtkTreeModel *model,
6278                  GtkTreeIter  *a,
6279                  GtkTreeIter  *b,
6280                  gpointer      user_data)
6281 {
6282   COMPARE_DIRECTORIES;
6283   else
6284     {
6285       glong ta, tb;
6286
6287       ta = g_value_get_long (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_MTIME));
6288       tb = g_value_get_long (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_MTIME));
6289
6290       return ta < tb ? -1 : (ta == tb ? 0 : 1);
6291     }
6292 }
6293
6294 /* Callback used when the sort column changes.  We cache the sort order for use
6295  * in name_sort_func().
6296  */
6297 static void
6298 list_sort_column_changed_cb (GtkTreeSortable       *sortable,
6299                              GtkFileChooserDefault *impl)
6300 {
6301   gint sort_column_id;
6302   GtkSortType sort_type;
6303
6304   if (gtk_tree_sortable_get_sort_column_id (sortable, &sort_column_id, &sort_type))
6305     {
6306       impl->list_sort_ascending = (sort_type == GTK_SORT_ASCENDING);
6307       impl->sort_column = sort_column_id;
6308       impl->sort_order = sort_type;
6309     }
6310 }
6311
6312 static void
6313 set_busy_cursor (GtkFileChooserDefault *impl,
6314                  gboolean               busy)
6315 {
6316   GtkWidget *widget;
6317   GtkWindow *toplevel;
6318   GdkDisplay *display;
6319   GdkCursor *cursor;
6320
6321   toplevel = get_toplevel (GTK_WIDGET (impl));
6322   widget = GTK_WIDGET (toplevel);
6323   if (!toplevel || !gtk_widget_get_realized (widget))
6324     return;
6325
6326   display = gtk_widget_get_display (widget);
6327
6328   if (busy)
6329     cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
6330   else
6331     cursor = NULL;
6332
6333   gdk_window_set_cursor (gtk_widget_get_window (widget), cursor);
6334   gdk_display_flush (display);
6335
6336   if (cursor)
6337     g_object_unref (cursor);
6338 }
6339
6340 /* Creates a sort model to wrap the file system model and sets it on the tree view */
6341 static void
6342 load_set_model (GtkFileChooserDefault *impl)
6343 {
6344   profile_start ("start", NULL);
6345
6346   g_assert (impl->browse_files_model != NULL);
6347
6348   profile_msg ("    gtk_tree_view_set_model start", NULL);
6349   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
6350                            GTK_TREE_MODEL (impl->browse_files_model));
6351   gtk_tree_view_columns_autosize (GTK_TREE_VIEW (impl->browse_files_tree_view));
6352   gtk_tree_view_set_search_column (GTK_TREE_VIEW (impl->browse_files_tree_view),
6353                                    MODEL_COL_NAME);
6354   file_list_set_sort_column_ids (impl);
6355   set_sort_column (impl);
6356   profile_msg ("    gtk_tree_view_set_model end", NULL);
6357   impl->list_sort_ascending = TRUE;
6358
6359   profile_end ("end", NULL);
6360 }
6361
6362 /* Timeout callback used when the loading timer expires */
6363 static gboolean
6364 load_timeout_cb (gpointer data)
6365 {
6366   GtkFileChooserDefault *impl;
6367
6368   profile_start ("start", NULL);
6369
6370   impl = GTK_FILE_CHOOSER_DEFAULT (data);
6371   g_assert (impl->load_state == LOAD_PRELOAD);
6372   g_assert (impl->load_timeout_id != 0);
6373   g_assert (impl->browse_files_model != NULL);
6374
6375   impl->load_timeout_id = 0;
6376   impl->load_state = LOAD_LOADING;
6377
6378   load_set_model (impl);
6379
6380   profile_end ("end", NULL);
6381
6382   return FALSE;
6383 }
6384
6385 /* Sets up a new load timer for the model and switches to the LOAD_PRELOAD state */
6386 static void
6387 load_setup_timer (GtkFileChooserDefault *impl)
6388 {
6389   g_assert (impl->load_timeout_id == 0);
6390   g_assert (impl->load_state != LOAD_PRELOAD);
6391
6392   impl->load_timeout_id = gdk_threads_add_timeout (MAX_LOADING_TIME, load_timeout_cb, impl);
6393   impl->load_state = LOAD_PRELOAD;
6394 }
6395
6396 /* Removes the load timeout and switches to the LOAD_FINISHED state */
6397 static void
6398 load_remove_timer (GtkFileChooserDefault *impl)
6399 {
6400   if (impl->load_timeout_id != 0)
6401     {
6402       g_assert (impl->load_state == LOAD_PRELOAD);
6403
6404       g_source_remove (impl->load_timeout_id);
6405       impl->load_timeout_id = 0;
6406       impl->load_state = LOAD_EMPTY;
6407     }
6408   else
6409     g_assert (impl->load_state == LOAD_EMPTY ||
6410               impl->load_state == LOAD_LOADING ||
6411               impl->load_state == LOAD_FINISHED);
6412 }
6413
6414 /* Selects the first row in the file list */
6415 static void
6416 browse_files_select_first_row (GtkFileChooserDefault *impl)
6417 {
6418   GtkTreePath *path;
6419   GtkTreeIter dummy_iter;
6420   GtkTreeModel *tree_model;
6421
6422   tree_model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
6423
6424   if (!tree_model)
6425     return;
6426
6427   path = gtk_tree_path_new_from_indices (0, -1);
6428
6429   /* If the list is empty, do nothing. */
6430   if (gtk_tree_model_get_iter (tree_model, &dummy_iter, path))
6431       gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view), path, NULL, FALSE);
6432
6433   gtk_tree_path_free (path);
6434 }
6435
6436 struct center_selected_row_closure {
6437   GtkFileChooserDefault *impl;
6438   gboolean already_centered;
6439 };
6440
6441 /* Callback used from gtk_tree_selection_selected_foreach(); centers the
6442  * selected row in the tree view.
6443  */
6444 static void
6445 center_selected_row_foreach_cb (GtkTreeModel      *model,
6446                                 GtkTreePath       *path,
6447                                 GtkTreeIter       *iter,
6448                                 gpointer           data)
6449 {
6450   struct center_selected_row_closure *closure;
6451
6452   closure = data;
6453   if (closure->already_centered)
6454     return;
6455
6456   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (closure->impl->browse_files_tree_view), path, NULL, TRUE, 0.5, 0.0);
6457   closure->already_centered = TRUE;
6458 }
6459
6460 /* Centers the selected row in the tree view */
6461 static void
6462 browse_files_center_selected_row (GtkFileChooserDefault *impl)
6463 {
6464   struct center_selected_row_closure closure;
6465   GtkTreeSelection *selection;
6466
6467   closure.impl = impl;
6468   closure.already_centered = FALSE;
6469
6470   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6471   gtk_tree_selection_selected_foreach (selection, center_selected_row_foreach_cb, &closure);
6472 }
6473
6474 static gboolean
6475 show_and_select_files (GtkFileChooserDefault *impl,
6476                        GSList                *files)
6477 {
6478   GtkTreeSelection *selection;
6479   GtkFileSystemModel *fsmodel;
6480   gboolean enabled_hidden, removed_filters;
6481   gboolean selected_a_file;
6482   GSList *walk;
6483
6484   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6485   fsmodel = GTK_FILE_SYSTEM_MODEL (gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view)));
6486
6487   enabled_hidden = impl->show_hidden;
6488   removed_filters = (impl->current_filter == NULL);
6489
6490   selected_a_file = FALSE;
6491
6492   for (walk = files; walk; walk = walk->next)
6493     {
6494       GFile *file = walk->data;
6495       GtkTreeIter iter;
6496
6497       /* Is it a hidden file? */
6498
6499       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6500         continue;
6501
6502       if (!_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6503         {
6504           GFileInfo *info = _gtk_file_system_model_get_info (fsmodel, &iter);
6505
6506           if (!enabled_hidden &&
6507               (g_file_info_get_is_hidden (info) ||
6508                g_file_info_get_is_backup (info)))
6509             {
6510               g_object_set (impl, "show-hidden", TRUE, NULL);
6511               enabled_hidden = TRUE;
6512             }
6513         }
6514
6515       /* Is it a filtered file? */
6516
6517       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6518         continue; /* re-get the iter as it may change when the model refilters */
6519
6520       if (!_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6521         {
6522           /* Maybe we should have a way to ask the fsmodel if it had filtered a file */
6523           if (!removed_filters)
6524             {
6525               set_current_filter (impl, NULL);
6526               removed_filters = TRUE;
6527             }
6528         }
6529
6530       /* Okay, can we select the file now? */
6531
6532       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6533         continue;
6534
6535       if (_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6536         {
6537           GtkTreePath *path;
6538
6539           gtk_tree_selection_select_iter (selection, &iter);
6540
6541           path = gtk_tree_model_get_path (GTK_TREE_MODEL (fsmodel), &iter);
6542           gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view),
6543                                     path, NULL, FALSE);
6544           gtk_tree_path_free (path);
6545
6546           selected_a_file = TRUE;
6547         }
6548     }
6549
6550   browse_files_center_selected_row (impl);
6551
6552   return selected_a_file;
6553 }
6554
6555 /* Processes the pending operation when a folder is finished loading */
6556 static void
6557 pending_select_files_process (GtkFileChooserDefault *impl)
6558 {
6559   g_assert (impl->load_state == LOAD_FINISHED);
6560   g_assert (impl->browse_files_model != NULL);
6561
6562   if (impl->pending_select_files)
6563     {
6564       show_and_select_files (impl, impl->pending_select_files);
6565       pending_select_files_free (impl);
6566       browse_files_center_selected_row (impl);
6567     }
6568   else
6569     {
6570       /* We only select the first row if the chooser is actually mapped ---
6571        * selecting the first row is to help the user when he is interacting with
6572        * the chooser, but sometimes a chooser works not on behalf of the user,
6573        * but rather on behalf of something else like GtkFileChooserButton.  In
6574        * that case, the chooser's selection should be what the caller expects,
6575        * as the user can't see that something else got selected.  See bug #165264.
6576        */
6577       if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN &&
6578           gtk_widget_get_mapped (GTK_WIDGET (impl)))
6579         browse_files_select_first_row (impl);
6580     }
6581
6582   g_assert (impl->pending_select_files == NULL);
6583 }
6584
6585 static void
6586 show_error_on_reading_current_folder (GtkFileChooserDefault *impl, GError *error)
6587 {
6588   GFileInfo *info;
6589   char *msg;
6590
6591   info = g_file_query_info (impl->current_folder,
6592                             G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME,
6593                             G_FILE_QUERY_INFO_NONE,
6594                             NULL,
6595                             NULL);
6596   if (info)
6597     {
6598       msg = g_strdup_printf (_("Could not read the contents of %s"), g_file_info_get_display_name (info));
6599       g_object_unref (info);
6600     }
6601   else
6602     msg = g_strdup (_("Could not read the contents of the folder"));
6603
6604   error_message (impl, msg, error->message);
6605   g_free (msg);
6606 }
6607
6608 /* Callback used when the file system model finishes loading */
6609 static void
6610 browse_files_model_finished_loading_cb (GtkFileSystemModel    *model,
6611                                         GError                *error,
6612                                         GtkFileChooserDefault *impl)
6613 {
6614   profile_start ("start", NULL);
6615
6616   if (error)
6617     show_error_on_reading_current_folder (impl, error);
6618
6619   if (impl->load_state == LOAD_PRELOAD)
6620     {
6621       load_remove_timer (impl);
6622       load_set_model (impl);
6623     }
6624   else if (impl->load_state == LOAD_LOADING)
6625     {
6626       /* Nothing */
6627     }
6628   else
6629     {
6630       /* We can't g_assert_not_reached(), as something other than us may have
6631        *  initiated a folder reload.  See #165556.
6632        */
6633       profile_end ("end", NULL);
6634       return;
6635     }
6636
6637   g_assert (impl->load_timeout_id == 0);
6638
6639   impl->load_state = LOAD_FINISHED;
6640
6641   pending_select_files_process (impl);
6642   set_busy_cursor (impl, FALSE);
6643 #ifdef PROFILE_FILE_CHOOSER
6644   access ("MARK: *** FINISHED LOADING", F_OK);
6645 #endif
6646
6647   profile_end ("end", NULL);
6648 }
6649
6650 static void
6651 stop_loading_and_clear_list_model (GtkFileChooserDefault *impl,
6652                                    gboolean remove_from_treeview)
6653 {
6654   load_remove_timer (impl); /* This changes the state to LOAD_EMPTY */
6655
6656   if (impl->browse_files_model)
6657     {
6658       g_object_unref (impl->browse_files_model);
6659       impl->browse_files_model = NULL;
6660     }
6661
6662   if (remove_from_treeview)
6663     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
6664 }
6665
6666 static char *
6667 my_g_format_time_for_display (glong secs)
6668 {
6669   GDate mtime, now;
6670   gint days_diff;
6671   struct tm tm_mtime;
6672   time_t time_mtime, time_now;
6673   const gchar *format;
6674   gchar *locale_format = NULL;
6675   gchar buf[256];
6676   char *date_str = NULL;
6677 #ifdef G_OS_WIN32
6678   const char *locale, *dot = NULL;
6679   gint64 codepage = -1;
6680   char charset[20];
6681 #endif
6682
6683   time_mtime = secs;
6684
6685 #ifdef HAVE_LOCALTIME_R
6686   localtime_r ((time_t *) &time_mtime, &tm_mtime);
6687 #else
6688   {
6689     struct tm *ptm = localtime ((time_t *) &time_mtime);
6690
6691     if (!ptm)
6692       {
6693         g_warning ("ptm != NULL failed");
6694
6695         return g_strdup (_("Unknown"));
6696       }
6697     else
6698       memcpy ((void *) &tm_mtime, (void *) ptm, sizeof (struct tm));
6699   }
6700 #endif /* HAVE_LOCALTIME_R */
6701
6702   g_date_set_time_t (&mtime, time_mtime);
6703   time_now = time (NULL);
6704   g_date_set_time_t (&now, time_now);
6705
6706   days_diff = g_date_get_julian (&now) - g_date_get_julian (&mtime);
6707
6708   /* Translators: %H means "hours" and %M means "minutes" */
6709   if (days_diff == 0)
6710     format = _("%H:%M");
6711   else if (days_diff == 1)
6712     format = _("Yesterday at %H:%M");
6713   else
6714     {
6715       if (days_diff > 1 && days_diff < 7)
6716         format = "%A"; /* Days from last week */
6717       else
6718         format = "%x"; /* Any other date */
6719     }
6720
6721 #ifdef G_OS_WIN32
6722   /* g_locale_from_utf8() returns a string in the system
6723    * code-page, which is not always the same as that used by the C
6724    * library. For instance when running a GTK+ program with
6725    * LANG=ko on an English version of Windows, the system
6726    * code-page is 1252, but the code-page used by the C library is
6727    * 949. (It's GTK+ itself that sets the C library locale when it
6728    * notices the LANG environment variable. See gtkmain.c The
6729    * Microsoft C library doesn't look at any locale environment
6730    * variables.) We need to pass strftime() a string in the C
6731    * library's code-page. See bug #509885.
6732    */
6733   locale = setlocale (LC_ALL, NULL);
6734   if (locale != NULL)
6735     dot = strchr (locale, '.');
6736   if (dot != NULL)
6737     {
6738       codepage = g_ascii_strtoll (dot+1, NULL, 10);
6739
6740       /* All codepages should fit in 16 bits AFAIK */
6741       if (codepage > 0 && codepage < 65536)
6742         {
6743           sprintf (charset, "CP%u", (guint) codepage);
6744           locale_format = g_convert (format, -1, charset, "UTF-8", NULL, NULL, NULL);
6745         }
6746     }
6747 #else
6748   locale_format = g_locale_from_utf8 (format, -1, NULL, NULL, NULL);
6749 #endif
6750   if (locale_format != NULL &&
6751       strftime (buf, sizeof (buf), locale_format, &tm_mtime) != 0)
6752     {
6753 #ifdef G_OS_WIN32
6754       /* As above but in opposite direction... */
6755       if (codepage > 0 && codepage < 65536)
6756         date_str = g_convert (buf, -1, "UTF-8", charset, NULL, NULL, NULL);
6757 #else
6758       date_str = g_locale_to_utf8 (buf, -1, NULL, NULL, NULL);
6759 #endif
6760     }
6761
6762   if (date_str == NULL)
6763     date_str = g_strdup (_("Unknown"));
6764
6765   g_free (locale_format);
6766   return date_str;
6767 }
6768
6769 static void
6770 copy_attribute (GFileInfo *to, GFileInfo *from, const char *attribute)
6771 {
6772   GFileAttributeType type;
6773   gpointer value;
6774
6775   if (g_file_info_get_attribute_data (from, attribute, &type, &value, NULL))
6776     g_file_info_set_attribute (to, attribute, type, value);
6777 }
6778
6779 static void
6780 file_system_model_got_thumbnail (GObject *object, GAsyncResult *res, gpointer data)
6781 {
6782   GtkFileSystemModel *model = data; /* might be unreffed if operation was cancelled */
6783   GFile *file = G_FILE (object);
6784   GFileInfo *queried, *info;
6785   GtkTreeIter iter;
6786
6787   queried = g_file_query_info_finish (file, res, NULL);
6788   if (queried == NULL)
6789     return;
6790
6791   GDK_THREADS_ENTER ();
6792
6793   /* now we know model is valid */
6794
6795   /* file was deleted */
6796   if (!_gtk_file_system_model_get_iter_for_file (model, &iter, file))
6797     {
6798       GDK_THREADS_LEAVE ();
6799       return;
6800     }
6801
6802   info = g_file_info_dup (_gtk_file_system_model_get_info (model, &iter));
6803
6804   copy_attribute (info, queried, G_FILE_ATTRIBUTE_THUMBNAIL_PATH);
6805   copy_attribute (info, queried, G_FILE_ATTRIBUTE_THUMBNAILING_FAILED);
6806   copy_attribute (info, queried, G_FILE_ATTRIBUTE_STANDARD_ICON);
6807
6808   _gtk_file_system_model_update_file (model, file, info, FALSE);
6809
6810   g_object_unref (info);
6811
6812   GDK_THREADS_LEAVE ();
6813 }
6814
6815 static gboolean
6816 file_system_model_set (GtkFileSystemModel *model,
6817                        GFile              *file,
6818                        GFileInfo          *info,
6819                        int                 column,
6820                        GValue             *value,
6821                        gpointer            data)
6822 {
6823   GtkFileChooserDefault *impl = data;
6824
6825   switch (column)
6826     {
6827     case MODEL_COL_FILE:
6828       g_value_set_object (value, file);
6829       break;
6830     case MODEL_COL_NAME:
6831       if (info == NULL)
6832         g_value_set_string (value, DEFAULT_NEW_FOLDER_NAME);
6833       else
6834         g_value_set_string (value, g_file_info_get_display_name (info));
6835       break;
6836     case MODEL_COL_NAME_COLLATED:
6837       if (info == NULL)
6838         g_value_take_string (value, g_utf8_collate_key_for_filename (DEFAULT_NEW_FOLDER_NAME, -1));
6839       else
6840         g_value_take_string (value, g_utf8_collate_key_for_filename (g_file_info_get_display_name (info), -1));
6841       break;
6842     case MODEL_COL_IS_FOLDER:
6843       g_value_set_boolean (value, info == NULL || _gtk_file_info_consider_as_directory (info));
6844       break;
6845     case MODEL_COL_PIXBUF:
6846       if (info)
6847         {
6848           if (g_file_info_has_attribute (info, G_FILE_ATTRIBUTE_STANDARD_ICON))
6849             {
6850               g_value_take_object (value, _gtk_file_info_render_icon (info, GTK_WIDGET (impl), impl->icon_size));
6851             }
6852           else
6853             {
6854               GtkTreeModel *tree_model;
6855               GtkTreePath *path, *start, *end;
6856               GtkTreeIter iter;
6857
6858               if (impl->browse_files_tree_view == NULL ||
6859                   g_file_info_has_attribute (info, "filechooser::queried"))
6860                 return FALSE;
6861
6862               tree_model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
6863               if (tree_model != GTK_TREE_MODEL (model))
6864                 return FALSE;
6865
6866               if (!_gtk_file_system_model_get_iter_for_file (model,
6867                                                              &iter,
6868                                                              file))
6869                 g_assert_not_reached ();
6870               if (!gtk_tree_view_get_visible_range (GTK_TREE_VIEW (impl->browse_files_tree_view), &start, &end))
6871                 return FALSE;
6872               path = gtk_tree_model_get_path (tree_model, &iter);
6873               if (gtk_tree_path_compare (start, path) != 1 &&
6874                   gtk_tree_path_compare (path, end) != 1)
6875                 {
6876                   g_file_info_set_attribute_boolean (info, "filechooser::queried", TRUE);
6877                   g_file_query_info_async (file,
6878                                            G_FILE_ATTRIBUTE_THUMBNAIL_PATH ","
6879                                            G_FILE_ATTRIBUTE_THUMBNAILING_FAILED ","
6880                                            G_FILE_ATTRIBUTE_STANDARD_ICON,
6881                                            G_FILE_QUERY_INFO_NONE,
6882                                            G_PRIORITY_DEFAULT,
6883                                            _gtk_file_system_model_get_cancellable (model),
6884                                            file_system_model_got_thumbnail,
6885                                            model);
6886                 }
6887               gtk_tree_path_free (path);
6888               gtk_tree_path_free (start);
6889               gtk_tree_path_free (end);
6890               return FALSE;
6891             }
6892         }
6893       else
6894         g_value_set_object (value, NULL);
6895       break;
6896     case MODEL_COL_SIZE:
6897       g_value_set_int64 (value, info ? g_file_info_get_size (info) : 0);
6898       break;
6899     case MODEL_COL_SIZE_TEXT:
6900       if (info == NULL || _gtk_file_info_consider_as_directory (info))
6901         g_value_set_string (value, NULL);
6902       else
6903         g_value_take_string (value, g_format_size (g_file_info_get_size (info)));
6904       break;
6905     case MODEL_COL_MTIME:
6906     case MODEL_COL_MTIME_TEXT:
6907       {
6908         GTimeVal tv;
6909         if (info == NULL)
6910           break;
6911         g_file_info_get_modification_time (info, &tv);
6912         if (column == MODEL_COL_MTIME)
6913           g_value_set_long (value, tv.tv_sec);
6914         else if (tv.tv_sec == 0)
6915           g_value_set_static_string (value, _("Unknown"));
6916         else
6917           g_value_take_string (value, my_g_format_time_for_display (tv.tv_sec));
6918         break;
6919       }
6920     case MODEL_COL_ELLIPSIZE:
6921       g_value_set_enum (value, info ? PANGO_ELLIPSIZE_END : PANGO_ELLIPSIZE_NONE);
6922       break;
6923     default:
6924       g_assert_not_reached ();
6925       break;
6926     }
6927
6928   return TRUE;
6929 }
6930
6931 /* Gets rid of the old list model and creates a new one for the current folder */
6932 static gboolean
6933 set_list_model (GtkFileChooserDefault *impl,
6934                 GError               **error)
6935 {
6936   g_assert (impl->current_folder != NULL);
6937
6938   profile_start ("start", NULL);
6939
6940   stop_loading_and_clear_list_model (impl, TRUE);
6941
6942   set_busy_cursor (impl, TRUE);
6943
6944   impl->browse_files_model =
6945     _gtk_file_system_model_new_for_directory (impl->current_folder,
6946                                               MODEL_ATTRIBUTES,
6947                                               file_system_model_set,
6948                                               impl,
6949                                               MODEL_COLUMN_TYPES);
6950
6951   _gtk_file_system_model_set_show_hidden (impl->browse_files_model, impl->show_hidden);
6952
6953   profile_msg ("    set sort function", NULL);
6954   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_NAME, name_sort_func, impl, NULL);
6955   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_SIZE, size_sort_func, impl, NULL);
6956   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_MTIME, mtime_sort_func, impl, NULL);
6957   gtk_tree_sortable_set_default_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), NULL, NULL, NULL);
6958   set_sort_column (impl);
6959   impl->list_sort_ascending = TRUE;
6960   g_signal_connect (impl->browse_files_model, "sort-column-changed",
6961                     G_CALLBACK (list_sort_column_changed_cb), impl);
6962
6963   load_setup_timer (impl); /* This changes the state to LOAD_PRELOAD */
6964
6965   g_signal_connect (impl->browse_files_model, "finished-loading",
6966                     G_CALLBACK (browse_files_model_finished_loading_cb), impl);
6967
6968   install_list_model_filter (impl);
6969
6970   profile_end ("end", NULL);
6971
6972   return TRUE;
6973 }
6974
6975 struct update_chooser_entry_selected_foreach_closure {
6976   int num_selected;
6977   GtkTreeIter first_selected_iter;
6978 };
6979
6980 static gint
6981 compare_utf8_filenames (const gchar *a,
6982                         const gchar *b)
6983 {
6984   gchar *a_folded, *b_folded;
6985   gint retval;
6986
6987   a_folded = g_utf8_strdown (a, -1);
6988   b_folded = g_utf8_strdown (b, -1);
6989
6990   retval = strcmp (a_folded, b_folded);
6991
6992   g_free (a_folded);
6993   g_free (b_folded);
6994
6995   return retval;
6996 }
6997
6998 static void
6999 update_chooser_entry_selected_foreach (GtkTreeModel *model,
7000                                        GtkTreePath *path,
7001                                        GtkTreeIter *iter,
7002                                        gpointer data)
7003 {
7004   struct update_chooser_entry_selected_foreach_closure *closure;
7005
7006   closure = data;
7007   closure->num_selected++;
7008
7009   if (closure->num_selected == 1)
7010     closure->first_selected_iter = *iter;
7011 }
7012
7013 static void
7014 update_chooser_entry (GtkFileChooserDefault *impl)
7015 {
7016   GtkTreeSelection *selection;
7017   struct update_chooser_entry_selected_foreach_closure closure;
7018
7019   /* no need to update the file chooser's entry if there's no entry */
7020   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7021       !impl->location_entry)
7022     return;
7023
7024   if (!(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
7025         || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
7026         || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
7027              || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
7028             && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)))
7029     return;
7030
7031   g_assert (impl->location_entry != NULL);
7032
7033   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7034   closure.num_selected = 0;
7035   gtk_tree_selection_selected_foreach (selection, update_chooser_entry_selected_foreach, &closure);
7036
7037   if (closure.num_selected == 0)
7038     {
7039       if (impl->operation_mode == OPERATION_MODE_RECENT)
7040         _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), NULL);
7041       else
7042         goto maybe_clear_entry;
7043     }
7044   else if (closure.num_selected == 1)
7045     {
7046       if (impl->operation_mode == OPERATION_MODE_BROWSE)
7047         {
7048           GFileInfo *info;
7049           gboolean change_entry;
7050
7051           info = _gtk_file_system_model_get_info (impl->browse_files_model, &closure.first_selected_iter);
7052
7053           /* If the cursor moved to the row of the newly created folder,
7054            * retrieving info will return NULL.
7055            */
7056           if (!info)
7057             return;
7058
7059           g_free (impl->browse_files_last_selected_name);
7060           impl->browse_files_last_selected_name =
7061             g_strdup (g_file_info_get_display_name (info));
7062
7063           if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
7064               impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7065               impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
7066             {
7067               /* Don't change the name when clicking on a folder... */
7068               change_entry = (! _gtk_file_info_consider_as_directory (info));
7069             }
7070           else
7071             change_entry = TRUE; /* ... unless we are in SELECT_FOLDER mode */
7072
7073           if (change_entry)
7074             {
7075               _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->browse_files_last_selected_name);
7076
7077               if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7078                 _gtk_file_chooser_entry_select_filename (GTK_FILE_CHOOSER_ENTRY (impl->location_entry));
7079             }
7080
7081           return;
7082         }
7083       else if (impl->operation_mode == OPERATION_MODE_RECENT
7084                && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7085         {
7086           GFile *folder;
7087
7088           /* Set the base folder on the name entry, so it will do completion relative to the correct recent-folder */
7089
7090           gtk_tree_model_get (GTK_TREE_MODEL (impl->recent_model), &closure.first_selected_iter,
7091                               MODEL_COL_FILE, &folder,
7092                               -1);
7093           _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), folder);
7094           g_object_unref (folder);
7095           return;
7096         }
7097     }
7098   else
7099     {
7100       g_assert (!(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7101                   impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER));
7102
7103       /* Multiple selection, so just clear the entry. */
7104       g_free (impl->browse_files_last_selected_name);
7105       impl->browse_files_last_selected_name = NULL;
7106
7107       _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
7108       return;
7109     }
7110
7111  maybe_clear_entry:
7112
7113   if ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
7114       && impl->browse_files_last_selected_name)
7115     {
7116       const char *entry_text;
7117       int len;
7118       gboolean clear_entry;
7119
7120       entry_text = gtk_entry_get_text (GTK_ENTRY (impl->location_entry));
7121       len = strlen (entry_text);
7122       if (len != 0)
7123         {
7124           /* The file chooser entry may have appended a "/" to its text.
7125            * So take it out, and compare the result to the old selection.
7126            */
7127           if (entry_text[len - 1] == G_DIR_SEPARATOR)
7128             {
7129               gchar *tmp;
7130
7131               tmp = g_strndup (entry_text, len - 1);
7132               clear_entry = (compare_utf8_filenames (impl->browse_files_last_selected_name, tmp) == 0);
7133               g_free (tmp);
7134             }
7135           else
7136             clear_entry = (compare_utf8_filenames (impl->browse_files_last_selected_name, entry_text) == 0);
7137         }
7138       else
7139         clear_entry = FALSE;
7140
7141       if (clear_entry)
7142         _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
7143     }
7144 }
7145
7146 static gboolean
7147 gtk_file_chooser_default_set_current_folder (GtkFileChooser  *chooser,
7148                                              GFile           *file,
7149                                              GError         **error)
7150 {
7151   return gtk_file_chooser_default_update_current_folder (chooser, file, FALSE, FALSE, error);
7152 }
7153
7154
7155 struct UpdateCurrentFolderData
7156 {
7157   GtkFileChooserDefault *impl;
7158   GFile *file;
7159   gboolean keep_trail;
7160   gboolean clear_entry;
7161   GFile *original_file;
7162   GError *original_error;
7163 };
7164
7165 static void
7166 update_current_folder_mount_enclosing_volume_cb (GCancellable        *cancellable,
7167                                                  GtkFileSystemVolume *volume,
7168                                                  const GError        *error,
7169                                                  gpointer             user_data)
7170 {
7171   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7172   struct UpdateCurrentFolderData *data = user_data;
7173   GtkFileChooserDefault *impl = data->impl;
7174
7175   if (cancellable != impl->update_current_folder_cancellable)
7176     goto out;
7177
7178   impl->update_current_folder_cancellable = NULL;
7179   set_busy_cursor (impl, FALSE);
7180
7181   if (cancelled)
7182     goto out;
7183
7184   if (error)
7185     {
7186       error_changing_folder_dialog (data->impl, data->file, g_error_copy (error));
7187       impl->reload_state = RELOAD_EMPTY;
7188       goto out;
7189     }
7190
7191   change_folder_and_display_error (impl, data->file, data->clear_entry);
7192
7193 out:
7194   g_object_unref (data->file);
7195   g_free (data);
7196
7197   g_object_unref (cancellable);
7198 }
7199
7200 static void
7201 update_current_folder_get_info_cb (GCancellable *cancellable,
7202                                    GFileInfo    *info,
7203                                    const GError *error,
7204                                    gpointer      user_data)
7205 {
7206   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7207   struct UpdateCurrentFolderData *data = user_data;
7208   GtkFileChooserDefault *impl = data->impl;
7209
7210   if (cancellable != impl->update_current_folder_cancellable)
7211     goto out;
7212
7213   impl->update_current_folder_cancellable = NULL;
7214   impl->reload_state = RELOAD_EMPTY;
7215
7216   set_busy_cursor (impl, FALSE);
7217
7218   if (cancelled)
7219     goto out;
7220
7221   if (error)
7222     {
7223       GFile *parent_file;
7224
7225       if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_NOT_MOUNTED))
7226         {
7227           GMountOperation *mount_operation;
7228           GtkWidget *toplevel;
7229
7230           g_object_unref (cancellable);
7231           toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
7232
7233           mount_operation = gtk_mount_operation_new (GTK_WINDOW (toplevel));
7234
7235           set_busy_cursor (impl, TRUE);
7236
7237           impl->update_current_folder_cancellable =
7238             _gtk_file_system_mount_enclosing_volume (impl->file_system, data->file,
7239                                                      mount_operation,
7240                                                      update_current_folder_mount_enclosing_volume_cb,
7241                                                      data);
7242
7243           return;
7244         }
7245
7246       if (!data->original_file)
7247         {
7248           data->original_file = g_object_ref (data->file);
7249           data->original_error = g_error_copy (error);
7250         }
7251
7252       parent_file = g_file_get_parent (data->file);
7253
7254       /* get parent path and try to change the folder to that */
7255       if (parent_file)
7256         {
7257           g_object_unref (data->file);
7258           data->file = parent_file;
7259
7260           g_object_unref (cancellable);
7261
7262           /* restart the update current folder operation */
7263           impl->reload_state = RELOAD_HAS_FOLDER;
7264
7265           impl->update_current_folder_cancellable =
7266             _gtk_file_system_get_info (impl->file_system, data->file,
7267                                        "standard::type",
7268                                        update_current_folder_get_info_cb,
7269                                        data);
7270
7271           set_busy_cursor (impl, TRUE);
7272
7273           return;
7274         }
7275       else
7276         {
7277           /* Error and bail out, ignoring "not found" errors since they're useless:
7278            * they only happen when a program defaults to a folder that has been (re)moved.
7279            */
7280           if (!g_error_matches (data->original_error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
7281             error_changing_folder_dialog (impl, data->original_file, data->original_error);
7282           else
7283             g_error_free (data->original_error);
7284
7285           g_object_unref (data->original_file);
7286
7287           goto out;
7288         }
7289     }
7290
7291   if (data->original_file)
7292     {
7293       /* Error and bail out, ignoring "not found" errors since they're useless:
7294        * they only happen when a program defaults to a folder that has been (re)moved.
7295        */
7296       if (!g_error_matches (data->original_error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
7297         error_changing_folder_dialog (impl, data->original_file, data->original_error);
7298       else
7299         g_error_free (data->original_error);
7300
7301       g_object_unref (data->original_file);
7302     }
7303
7304   if (! _gtk_file_info_consider_as_directory (info))
7305     goto out;
7306
7307   _gtk_path_bar_set_file (GTK_PATH_BAR (impl->browse_path_bar), data->file, data->keep_trail);
7308
7309   if (impl->current_folder != data->file)
7310     {
7311       if (impl->current_folder)
7312         g_object_unref (impl->current_folder);
7313
7314       impl->current_folder = g_object_ref (data->file);
7315     }
7316
7317   impl->reload_state = RELOAD_HAS_FOLDER;
7318
7319   /* Update the widgets that may trigger a folder change themselves.  */
7320
7321   if (!impl->changing_folder)
7322     {
7323       impl->changing_folder = TRUE;
7324
7325       shortcuts_update_current_folder (impl);
7326
7327       impl->changing_folder = FALSE;
7328     }
7329
7330   /* Set the folder on the save entry */
7331
7332   if (impl->location_entry)
7333     {
7334       _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry),
7335                                                impl->current_folder);
7336
7337       if (data->clear_entry)
7338         _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
7339     }
7340
7341   /* Create a new list model.  This is slightly evil; we store the result value
7342    * but perform more actions rather than returning immediately even if it
7343    * generates an error.
7344    */
7345   set_list_model (impl, NULL);
7346
7347   /* Refresh controls */
7348
7349   shortcuts_find_current_folder (impl);
7350
7351   g_signal_emit_by_name (impl, "current-folder-changed", 0);
7352
7353   check_preview_change (impl);
7354   bookmarks_check_add_sensitivity (impl);
7355
7356   g_signal_emit_by_name (impl, "selection-changed", 0);
7357
7358 out:
7359   g_object_unref (data->file);
7360   g_free (data);
7361
7362   g_object_unref (cancellable);
7363 }
7364
7365 static gboolean
7366 gtk_file_chooser_default_update_current_folder (GtkFileChooser    *chooser,
7367                                                 GFile             *file,
7368                                                 gboolean           keep_trail,
7369                                                 gboolean           clear_entry,
7370                                                 GError           **error)
7371 {
7372   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7373   struct UpdateCurrentFolderData *data;
7374
7375   profile_start ("start", NULL);
7376
7377   g_object_ref (file);
7378
7379   operation_mode_set (impl, OPERATION_MODE_BROWSE);
7380
7381   if (impl->local_only && !g_file_is_native (file))
7382     {
7383       g_set_error_literal (error,
7384                            GTK_FILE_CHOOSER_ERROR,
7385                            GTK_FILE_CHOOSER_ERROR_BAD_FILENAME,
7386                            _("Cannot change to folder because it is not local"));
7387
7388       g_object_unref (file);
7389       profile_end ("end - not local", NULL);
7390       return FALSE;
7391     }
7392
7393   if (impl->update_current_folder_cancellable)
7394     g_cancellable_cancel (impl->update_current_folder_cancellable);
7395
7396   /* Test validity of path here.  */
7397   data = g_new0 (struct UpdateCurrentFolderData, 1);
7398   data->impl = impl;
7399   data->file = g_object_ref (file);
7400   data->keep_trail = keep_trail;
7401   data->clear_entry = clear_entry;
7402
7403   impl->reload_state = RELOAD_HAS_FOLDER;
7404
7405   impl->update_current_folder_cancellable =
7406     _gtk_file_system_get_info (impl->file_system, file,
7407                                "standard::type",
7408                                update_current_folder_get_info_cb,
7409                                data);
7410
7411   set_busy_cursor (impl, TRUE);
7412   g_object_unref (file);
7413
7414   profile_end ("end", NULL);
7415   return TRUE;
7416 }
7417
7418 static GFile *
7419 gtk_file_chooser_default_get_current_folder (GtkFileChooser *chooser)
7420 {
7421   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7422
7423   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7424       impl->operation_mode == OPERATION_MODE_RECENT)
7425     return NULL;
7426
7427   if (impl->reload_state == RELOAD_EMPTY)
7428     {
7429       /* We are unmapped, or we had an error while loading the last folder.
7430        * We'll return the folder used by the last invocation of the file chooser
7431        * since once we get (re)mapped, we'll load *that* folder anyway unless
7432        * the caller explicitly calls set_current_folder() on us.
7433        */
7434       return get_file_for_last_folder_opened (impl);
7435     }
7436
7437   if (impl->current_folder)
7438     return g_object_ref (impl->current_folder);
7439
7440   return NULL;
7441 }
7442
7443 static void
7444 gtk_file_chooser_default_set_current_name (GtkFileChooser *chooser,
7445                                            const gchar    *name)
7446 {
7447   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7448
7449   g_return_if_fail (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7450                     impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER);
7451
7452   pending_select_files_free (impl);
7453   _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), name);
7454 }
7455
7456 static gboolean
7457 gtk_file_chooser_default_select_file (GtkFileChooser  *chooser,
7458                                       GFile           *file,
7459                                       GError         **error)
7460 {
7461   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7462   GFile *parent_file;
7463   gboolean same_path;
7464
7465   parent_file = g_file_get_parent (file);
7466
7467   if (!parent_file)
7468     return gtk_file_chooser_set_current_folder_file (chooser, file, error);
7469
7470   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7471       impl->operation_mode == OPERATION_MODE_RECENT ||
7472       impl->load_state == LOAD_EMPTY)
7473     {
7474       same_path = FALSE;
7475     }
7476   else
7477     {
7478       g_assert (impl->current_folder != NULL);
7479
7480       same_path = g_file_equal (parent_file, impl->current_folder);
7481     }
7482
7483   if (same_path && impl->load_state == LOAD_FINISHED)
7484     {
7485       gboolean result;
7486       GSList files;
7487
7488       files.data = (gpointer) file;
7489       files.next = NULL;
7490
7491       result = show_and_select_files (impl, &files);
7492       g_object_unref (parent_file);
7493       return result;
7494     }
7495
7496   pending_select_files_add (impl, file);
7497
7498   if (!same_path)
7499     {
7500       gboolean result;
7501
7502       result = gtk_file_chooser_set_current_folder_file (chooser, parent_file, error);
7503       g_object_unref (parent_file);
7504       return result;
7505     }
7506
7507   g_object_unref (parent_file);
7508   return TRUE;
7509 }
7510
7511 static void
7512 gtk_file_chooser_default_unselect_file (GtkFileChooser *chooser,
7513                                         GFile          *file)
7514 {
7515   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7516   GtkTreeView *tree_view = GTK_TREE_VIEW (impl->browse_files_tree_view);
7517   GtkTreeIter iter;
7518
7519   if (!impl->browse_files_model)
7520     return;
7521
7522   if (!_gtk_file_system_model_get_iter_for_file (impl->browse_files_model,
7523                                                  &iter,
7524                                                  file))
7525     return;
7526
7527   gtk_tree_selection_unselect_iter (gtk_tree_view_get_selection (tree_view),
7528                                     &iter);
7529 }
7530
7531 static gboolean
7532 maybe_select (GtkTreeModel *model,
7533               GtkTreePath  *path,
7534               GtkTreeIter  *iter,
7535               gpointer     data)
7536 {
7537   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (data);
7538   GtkTreeSelection *selection;
7539   gboolean is_folder;
7540
7541   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7542
7543   gtk_tree_model_get (model, iter,
7544                       MODEL_COL_IS_FOLDER, &is_folder,
7545                       -1);
7546
7547   if ((is_folder && impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER) ||
7548       (!is_folder && impl->action == GTK_FILE_CHOOSER_ACTION_OPEN))
7549     gtk_tree_selection_select_iter (selection, iter);
7550   else
7551     gtk_tree_selection_unselect_iter (selection, iter);
7552
7553   return FALSE;
7554 }
7555
7556 static void
7557 gtk_file_chooser_default_select_all (GtkFileChooser *chooser)
7558 {
7559   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7560
7561   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7562       impl->operation_mode == OPERATION_MODE_RECENT)
7563     {
7564       GtkTreeSelection *selection;
7565
7566       selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7567       gtk_tree_selection_select_all (selection);
7568       return;
7569     }
7570
7571   if (impl->select_multiple)
7572     gtk_tree_model_foreach (GTK_TREE_MODEL (impl->browse_files_model),
7573                             maybe_select, impl);
7574 }
7575
7576 static void
7577 gtk_file_chooser_default_unselect_all (GtkFileChooser *chooser)
7578 {
7579   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7580   GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7581
7582   gtk_tree_selection_unselect_all (selection);
7583   pending_select_files_free (impl);
7584 }
7585
7586 /* Checks whether the filename entry for the Save modes contains a well-formed filename.
7587  *
7588  * is_well_formed_ret - whether what the user typed passes gkt_file_system_make_path()
7589  *
7590  * is_empty_ret - whether the file entry is totally empty
7591  *
7592  * is_file_part_empty_ret - whether the file part is empty (will be if user types "foobar/", and
7593  *                          the path will be "$cwd/foobar")
7594  */
7595 static void
7596 check_save_entry (GtkFileChooserDefault *impl,
7597                   GFile                **file_ret,
7598                   gboolean              *is_well_formed_ret,
7599                   gboolean              *is_empty_ret,
7600                   gboolean              *is_file_part_empty_ret,
7601                   gboolean              *is_folder)
7602 {
7603   GtkFileChooserEntry *chooser_entry;
7604   GFile *current_folder;
7605   const char *file_part;
7606   GFile *file;
7607   GError *error;
7608
7609   g_assert (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
7610             || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
7611             || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
7612                  || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
7613                 && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY));
7614
7615   chooser_entry = GTK_FILE_CHOOSER_ENTRY (impl->location_entry);
7616
7617   if (strlen (gtk_entry_get_text (GTK_ENTRY (chooser_entry))) == 0)
7618     {
7619       *file_ret = NULL;
7620       *is_well_formed_ret = TRUE;
7621       *is_empty_ret = TRUE;
7622       *is_file_part_empty_ret = TRUE;
7623       *is_folder = FALSE;
7624
7625       return;
7626     }
7627
7628   *is_empty_ret = FALSE;
7629
7630   current_folder = _gtk_file_chooser_entry_get_current_folder (chooser_entry);
7631   if (!current_folder)
7632     {
7633       *file_ret = NULL;
7634       *is_well_formed_ret = FALSE;
7635       *is_file_part_empty_ret = FALSE;
7636       *is_folder = FALSE;
7637
7638       return;
7639     }
7640
7641   file_part = _gtk_file_chooser_entry_get_file_part (chooser_entry);
7642
7643   if (!file_part || file_part[0] == '\0')
7644     {
7645       *file_ret = g_object_ref (current_folder);
7646       *is_well_formed_ret = TRUE;
7647       *is_file_part_empty_ret = TRUE;
7648       *is_folder = TRUE;
7649
7650       return;
7651     }
7652
7653   *is_file_part_empty_ret = FALSE;
7654
7655   error = NULL;
7656   file = g_file_get_child_for_display_name (current_folder, file_part, &error);
7657
7658   if (!file)
7659     {
7660       error_building_filename_dialog (impl, error);
7661       *file_ret = NULL;
7662       *is_well_formed_ret = FALSE;
7663       *is_folder = FALSE;
7664
7665       return;
7666     }
7667
7668   *file_ret = file;
7669   *is_well_formed_ret = TRUE;
7670   *is_folder = _gtk_file_chooser_entry_get_is_folder (chooser_entry, file);
7671 }
7672
7673 struct get_files_closure {
7674   GtkFileChooserDefault *impl;
7675   GSList *result;
7676   GFile *file_from_entry;
7677 };
7678
7679 static void
7680 get_files_foreach (GtkTreeModel *model,
7681                    GtkTreePath  *path,
7682                    GtkTreeIter  *iter,
7683                    gpointer      data)
7684 {
7685   struct get_files_closure *info;
7686   GFile *file;
7687   GtkFileSystemModel *fs_model;
7688
7689   info = data;
7690   fs_model = info->impl->browse_files_model;
7691
7692   file = _gtk_file_system_model_get_file (fs_model, iter);
7693   if (!file)
7694     return; /* We are on the editable row */
7695
7696   if (!info->file_from_entry || !g_file_equal (info->file_from_entry, file))
7697     info->result = g_slist_prepend (info->result, g_object_ref (file));
7698 }
7699
7700 static GSList *
7701 gtk_file_chooser_default_get_files (GtkFileChooser *chooser)
7702 {
7703   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7704   struct get_files_closure info;
7705   GtkWindow *toplevel;
7706   GtkWidget *current_focus;
7707   gboolean file_list_seen;
7708
7709   info.impl = impl;
7710   info.result = NULL;
7711   info.file_from_entry = NULL;
7712
7713   if (impl->operation_mode == OPERATION_MODE_SEARCH)
7714     return search_get_selected_files (impl);
7715
7716   if (impl->operation_mode == OPERATION_MODE_RECENT)
7717     {
7718       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7719         {
7720           file_list_seen = TRUE;
7721           goto file_entry;
7722         }
7723       else
7724         return recent_get_selected_files (impl);
7725     }
7726
7727   toplevel = get_toplevel (GTK_WIDGET (impl));
7728   if (toplevel)
7729     current_focus = gtk_window_get_focus (toplevel);
7730   else
7731     current_focus = NULL;
7732
7733   file_list_seen = FALSE;
7734   if (current_focus == impl->browse_files_tree_view)
7735     {
7736       GtkTreeSelection *selection;
7737
7738     file_list:
7739
7740       file_list_seen = TRUE;
7741       selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7742       gtk_tree_selection_selected_foreach (selection, get_files_foreach, &info);
7743
7744       /* If there is no selection in the file list, we probably have this situation:
7745        *
7746        * 1. The user typed a filename in the SAVE filename entry ("foo.txt").
7747        * 2. He then double-clicked on a folder ("bar") in the file list
7748        *
7749        * So we want the selection to be "bar/foo.txt".  Jump to the case for the
7750        * filename entry to see if that is the case.
7751        */
7752       if (info.result == NULL && impl->location_entry)
7753         goto file_entry;
7754     }
7755   else if (impl->location_entry && current_focus == impl->location_entry)
7756     {
7757       gboolean is_well_formed, is_empty, is_file_part_empty, is_folder;
7758
7759     file_entry:
7760
7761       check_save_entry (impl, &info.file_from_entry, &is_well_formed, &is_empty, &is_file_part_empty, &is_folder);
7762
7763       if (is_empty)
7764         goto out;
7765
7766       if (!is_well_formed)
7767         return NULL;
7768
7769       if (is_file_part_empty && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7770         {
7771           g_object_unref (info.file_from_entry);
7772           return NULL;
7773         }
7774
7775       if (info.file_from_entry)
7776         info.result = g_slist_prepend (info.result, info.file_from_entry);
7777       else if (!file_list_seen)
7778         goto file_list;
7779       else
7780         return NULL;
7781     }
7782   else if (impl->toplevel_last_focus_widget == impl->browse_files_tree_view)
7783     goto file_list;
7784   else if (impl->location_entry && impl->toplevel_last_focus_widget == impl->location_entry)
7785     goto file_entry;
7786   else
7787     {
7788       /* The focus is on a dialog's action area button or something else */
7789       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7790           impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
7791         goto file_entry;
7792       else
7793         goto file_list;
7794     }
7795
7796  out:
7797
7798   /* If there's no folder selected, and we're in SELECT_FOLDER mode, then we
7799    * fall back to the current directory */
7800   if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER &&
7801       info.result == NULL)
7802     {
7803       GFile *current_folder;
7804
7805       current_folder = gtk_file_chooser_get_current_folder_file (chooser);
7806
7807       if (current_folder)
7808         info.result = g_slist_prepend (info.result, current_folder);
7809     }
7810
7811   return g_slist_reverse (info.result);
7812 }
7813
7814 GFile *
7815 gtk_file_chooser_default_get_preview_file (GtkFileChooser *chooser)
7816 {
7817   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7818
7819   if (impl->preview_file)
7820     return g_object_ref (impl->preview_file);
7821   else
7822     return NULL;
7823 }
7824
7825 static GtkFileSystem *
7826 gtk_file_chooser_default_get_file_system (GtkFileChooser *chooser)
7827 {
7828   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7829
7830   return impl->file_system;
7831 }
7832
7833 /* Shows or hides the filter widgets */
7834 static void
7835 show_filters (GtkFileChooserDefault *impl,
7836               gboolean               show)
7837 {
7838   if (show)
7839     gtk_widget_show (impl->filter_combo_hbox);
7840   else
7841     gtk_widget_hide (impl->filter_combo_hbox);
7842 }
7843
7844 static void
7845 gtk_file_chooser_default_add_filter (GtkFileChooser *chooser,
7846                                      GtkFileFilter  *filter)
7847 {
7848   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7849   const gchar *name;
7850
7851   if (g_slist_find (impl->filters, filter))
7852     {
7853       g_warning ("gtk_file_chooser_add_filter() called on filter already in list\n");
7854       return;
7855     }
7856
7857   g_object_ref_sink (filter);
7858   impl->filters = g_slist_append (impl->filters, filter);
7859
7860   name = gtk_file_filter_get_name (filter);
7861   if (!name)
7862     name = "Untitled filter";   /* Place-holder, doesn't need to be marked for translation */
7863
7864   gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (impl->filter_combo), name);
7865
7866   if (!g_slist_find (impl->filters, impl->current_filter))
7867     set_current_filter (impl, filter);
7868
7869   show_filters (impl, TRUE);
7870 }
7871
7872 static void
7873 gtk_file_chooser_default_remove_filter (GtkFileChooser *chooser,
7874                                         GtkFileFilter  *filter)
7875 {
7876   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7877   GtkTreeModel *model;
7878   GtkTreeIter iter;
7879   gint filter_index;
7880
7881   filter_index = g_slist_index (impl->filters, filter);
7882
7883   if (filter_index < 0)
7884     {
7885       g_warning ("gtk_file_chooser_remove_filter() called on filter not in list\n");
7886       return;
7887     }
7888
7889   impl->filters = g_slist_remove (impl->filters, filter);
7890
7891   if (filter == impl->current_filter)
7892     {
7893       if (impl->filters)
7894         set_current_filter (impl, impl->filters->data);
7895       else
7896         set_current_filter (impl, NULL);
7897     }
7898
7899   /* Remove row from the combo box */
7900   model = gtk_combo_box_get_model (GTK_COMBO_BOX (impl->filter_combo));
7901   if (!gtk_tree_model_iter_nth_child  (model, &iter, NULL, filter_index))
7902     g_assert_not_reached ();
7903
7904   gtk_list_store_remove (GTK_LIST_STORE (model), &iter);
7905
7906   g_object_unref (filter);
7907
7908   if (!impl->filters)
7909     show_filters (impl, FALSE);
7910 }
7911
7912 static GSList *
7913 gtk_file_chooser_default_list_filters (GtkFileChooser *chooser)
7914 {
7915   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7916
7917   return g_slist_copy (impl->filters);
7918 }
7919
7920 /* Returns the position in the shortcuts tree where the nth specified shortcut would appear */
7921 static int
7922 shortcuts_get_pos_for_shortcut_folder (GtkFileChooserDefault *impl,
7923                                        int                    pos)
7924 {
7925   return pos + shortcuts_get_index (impl, SHORTCUTS_SHORTCUTS);
7926 }
7927
7928 struct AddShortcutData
7929 {
7930   GtkFileChooserDefault *impl;
7931   GFile *file;
7932 };
7933
7934 static void
7935 add_shortcut_get_info_cb (GCancellable *cancellable,
7936                           GFileInfo    *info,
7937                           const GError *error,
7938                           gpointer      user_data)
7939 {
7940   int pos;
7941   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7942   struct AddShortcutData *data = user_data;
7943
7944   if (!g_slist_find (data->impl->loading_shortcuts, cancellable))
7945     goto out;
7946
7947   data->impl->loading_shortcuts = g_slist_remove (data->impl->loading_shortcuts, cancellable);
7948
7949   if (cancelled || error || (! _gtk_file_info_consider_as_directory (info)))
7950     goto out;
7951
7952   pos = shortcuts_get_pos_for_shortcut_folder (data->impl, data->impl->num_shortcuts);
7953
7954   shortcuts_insert_file (data->impl, pos, SHORTCUT_TYPE_FILE, NULL, data->file, NULL, FALSE, SHORTCUTS_SHORTCUTS);
7955
7956 out:
7957   g_object_unref (data->impl);
7958   g_object_unref (data->file);
7959   g_free (data);
7960
7961   g_object_unref (cancellable);
7962 }
7963
7964 static gboolean
7965 gtk_file_chooser_default_add_shortcut_folder (GtkFileChooser  *chooser,
7966                                               GFile           *file,
7967                                               GError         **error)
7968 {
7969   GCancellable *cancellable;
7970   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7971   struct AddShortcutData *data;
7972   GSList *l;
7973   int pos;
7974
7975   /* Avoid adding duplicates */
7976   pos = shortcut_find_position (impl, file);
7977   if (pos >= 0 && pos < shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR))
7978     {
7979       gchar *uri;
7980
7981       uri = g_file_get_uri (file);
7982       /* translators, "Shortcut" means "Bookmark" here */
7983       g_set_error (error,
7984                    GTK_FILE_CHOOSER_ERROR,
7985                    GTK_FILE_CHOOSER_ERROR_ALREADY_EXISTS,
7986                    _("Shortcut %s already exists"),
7987                    uri);
7988       g_free (uri);
7989
7990       return FALSE;
7991     }
7992
7993   for (l = impl->loading_shortcuts; l; l = l->next)
7994     {
7995       GCancellable *c = l->data;
7996       GFile *f;
7997
7998       f = g_object_get_data (G_OBJECT (c), "add-shortcut-path-key");
7999       if (f && g_file_equal (file, f))
8000         {
8001           gchar *uri;
8002
8003           uri = g_file_get_uri (file);
8004           g_set_error (error,
8005                        GTK_FILE_CHOOSER_ERROR,
8006                        GTK_FILE_CHOOSER_ERROR_ALREADY_EXISTS,
8007                        _("Shortcut %s already exists"),
8008                        uri);
8009           g_free (uri);
8010
8011           return FALSE;
8012         }
8013     }
8014
8015   data = g_new0 (struct AddShortcutData, 1);
8016   data->impl = g_object_ref (impl);
8017   data->file = g_object_ref (file);
8018
8019   cancellable = _gtk_file_system_get_info (impl->file_system, file,
8020                                            "standard::type",
8021                                            add_shortcut_get_info_cb, data);
8022
8023   if (!cancellable)
8024     return FALSE;
8025
8026   impl->loading_shortcuts = g_slist_append (impl->loading_shortcuts, cancellable);
8027   g_object_set_data (G_OBJECT (cancellable), "add-shortcut-path-key", data->file);
8028
8029   return TRUE;
8030 }
8031
8032 static gboolean
8033 gtk_file_chooser_default_remove_shortcut_folder (GtkFileChooser  *chooser,
8034                                                  GFile           *file,
8035                                                  GError         **error)
8036 {
8037   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
8038   int pos;
8039   GtkTreeIter iter;
8040   GSList *l;
8041   char *uri;
8042   int i;
8043
8044   for (l = impl->loading_shortcuts; l; l = l->next)
8045     {
8046       GCancellable *c = l->data;
8047       GFile *f;
8048
8049       f = g_object_get_data (G_OBJECT (c), "add-shortcut-path-key");
8050       if (f && g_file_equal (file, f))
8051         {
8052           impl->loading_shortcuts = g_slist_remove (impl->loading_shortcuts, c);
8053           g_cancellable_cancel (c);
8054           return TRUE;
8055         }
8056     }
8057
8058   if (impl->num_shortcuts == 0)
8059     goto out;
8060
8061   pos = shortcuts_get_pos_for_shortcut_folder (impl, 0);
8062   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
8063     g_assert_not_reached ();
8064
8065   for (i = 0; i < impl->num_shortcuts; i++)
8066     {
8067       gpointer col_data;
8068       ShortcutType shortcut_type;
8069       GFile *shortcut;
8070
8071       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
8072                           SHORTCUTS_COL_DATA, &col_data,
8073                           SHORTCUTS_COL_TYPE, &shortcut_type,
8074                           -1);
8075       g_assert (col_data != NULL);
8076       g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
8077
8078       shortcut = col_data;
8079       if (g_file_equal (shortcut, file))
8080         {
8081           shortcuts_remove_rows (impl, pos + i, 1);
8082           impl->num_shortcuts--;
8083           return TRUE;
8084         }
8085
8086       if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
8087         g_assert_not_reached ();
8088     }
8089
8090  out:
8091
8092   uri = g_file_get_uri (file);
8093   /* translators, "Shortcut" means "Bookmark" here */
8094   g_set_error (error,
8095                GTK_FILE_CHOOSER_ERROR,
8096                GTK_FILE_CHOOSER_ERROR_NONEXISTENT,
8097                _("Shortcut %s does not exist"),
8098                uri);
8099   g_free (uri);
8100
8101   return FALSE;
8102 }
8103
8104 static GSList *
8105 gtk_file_chooser_default_list_shortcut_folders (GtkFileChooser *chooser)
8106 {
8107   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
8108   int pos;
8109   GtkTreeIter iter;
8110   int i;
8111   GSList *list;
8112
8113   if (impl->num_shortcuts == 0)
8114     return NULL;
8115
8116   pos = shortcuts_get_pos_for_shortcut_folder (impl, 0);
8117   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
8118     g_assert_not_reached ();
8119
8120   list = NULL;
8121
8122   for (i = 0; i < impl->num_shortcuts; i++)
8123     {
8124       gpointer col_data;
8125       ShortcutType shortcut_type;
8126       GFile *shortcut;
8127
8128       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
8129                           SHORTCUTS_COL_DATA, &col_data,
8130                           SHORTCUTS_COL_TYPE, &shortcut_type,
8131                           -1);
8132       g_assert (col_data != NULL);
8133       g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
8134
8135       shortcut = col_data;
8136       list = g_slist_prepend (list, g_object_ref (shortcut));
8137
8138       if (i != impl->num_shortcuts - 1)
8139         {
8140           if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
8141             g_assert_not_reached ();
8142         }
8143     }
8144
8145   return g_slist_reverse (list);
8146 }
8147
8148 /* Guesses a size based upon font sizes */
8149 static void
8150 find_good_size_from_style (GtkWidget *widget,
8151                            gint      *width,
8152                            gint      *height)
8153 {
8154   GtkStyleContext *context;
8155   GtkStateFlags state;
8156   int font_size;
8157   GdkScreen *screen;
8158   double resolution;
8159
8160   context = gtk_widget_get_style_context (widget);
8161   state = gtk_widget_get_state_flags (widget);
8162
8163   screen = gtk_widget_get_screen (widget);
8164   if (screen)
8165     {
8166       resolution = gdk_screen_get_resolution (screen);
8167       if (resolution < 0.0) /* will be -1 if the resolution is not defined in the GdkScreen */
8168         resolution = 96.0;
8169     }
8170   else
8171     resolution = 96.0; /* wheeee */
8172
8173   font_size = pango_font_description_get_size (gtk_style_context_get_font (context, state));
8174   font_size = PANGO_PIXELS (font_size) * resolution / 72.0;
8175
8176   *width = font_size * NUM_CHARS;
8177   *height = font_size * NUM_LINES;
8178 }
8179
8180 static void
8181 gtk_file_chooser_default_get_default_size (GtkFileChooserEmbed *chooser_embed,
8182                                            gint                *default_width,
8183                                            gint                *default_height)
8184 {
8185   GtkFileChooserDefault *impl;
8186   GtkRequisition req;
8187   int x, y, width, height;
8188
8189   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
8190
8191   settings_ensure (impl);
8192
8193   g_settings_get (impl->settings, SETTINGS_KEY_WINDOW_POSITION, "(ii)", &x, &y);
8194   g_settings_get (impl->settings, SETTINGS_KEY_WINDOW_SIZE, "(ii)", &width, &height);
8195
8196   if (x >= 0 && y >= 0 && width > 0 && height > 0)
8197     {
8198       *default_width = width;
8199       *default_height = height;
8200       return;
8201     }
8202
8203   find_good_size_from_style (GTK_WIDGET (chooser_embed), default_width, default_height);
8204
8205   if (impl->preview_widget_active &&
8206       impl->preview_widget &&
8207       gtk_widget_get_visible (impl->preview_widget))
8208     {
8209       gtk_widget_get_preferred_size (impl->preview_box,
8210                                      &req, NULL);
8211       *default_width += PREVIEW_HBOX_SPACING + req.width;
8212     }
8213
8214   if (impl->extra_widget &&
8215       gtk_widget_get_visible (impl->extra_widget))
8216     {
8217       gtk_widget_get_preferred_size (impl->extra_align,
8218                                      &req, NULL);
8219       *default_height += gtk_box_get_spacing (GTK_BOX (chooser_embed)) + req.height;
8220     }
8221 }
8222
8223 struct switch_folder_closure {
8224   GtkFileChooserDefault *impl;
8225   GFile *file;
8226   int num_selected;
8227 };
8228
8229 /* Used from gtk_tree_selection_selected_foreach() in switch_to_selected_folder() */
8230 static void
8231 switch_folder_foreach_cb (GtkTreeModel      *model,
8232                           GtkTreePath       *path,
8233                           GtkTreeIter       *iter,
8234                           gpointer           data)
8235 {
8236   struct switch_folder_closure *closure;
8237
8238   closure = data;
8239
8240   closure->file = _gtk_file_system_model_get_file (closure->impl->browse_files_model, iter);
8241   closure->num_selected++;
8242 }
8243
8244 /* Changes to the selected folder in the list view */
8245 static void
8246 switch_to_selected_folder (GtkFileChooserDefault *impl)
8247 {
8248   GtkTreeSelection *selection;
8249   struct switch_folder_closure closure;
8250
8251   /* We do this with foreach() rather than get_selected() as we may be in
8252    * multiple selection mode
8253    */
8254
8255   closure.impl = impl;
8256   closure.file = NULL;
8257   closure.num_selected = 0;
8258
8259   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
8260   gtk_tree_selection_selected_foreach (selection, switch_folder_foreach_cb, &closure);
8261
8262   g_assert (closure.file && closure.num_selected == 1);
8263
8264   change_folder_and_display_error (impl, closure.file, FALSE);
8265 }
8266
8267 /* Gets the GFileInfo for the selected row in the file list; assumes single
8268  * selection mode.
8269  */
8270 static GFileInfo *
8271 get_selected_file_info_from_file_list (GtkFileChooserDefault *impl,
8272                                        gboolean              *had_selection)
8273 {
8274   GtkTreeSelection *selection;
8275   GtkTreeIter iter;
8276   GFileInfo *info;
8277
8278   g_assert (!impl->select_multiple);
8279   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
8280   if (!gtk_tree_selection_get_selected (selection, NULL, &iter))
8281     {
8282       *had_selection = FALSE;
8283       return NULL;
8284     }
8285
8286   *had_selection = TRUE;
8287
8288   info = _gtk_file_system_model_get_info (impl->browse_files_model, &iter);
8289   return info;
8290 }
8291
8292 /* Gets the display name of the selected file in the file list; assumes single
8293  * selection mode and that something is selected.
8294  */
8295 static const gchar *
8296 get_display_name_from_file_list (GtkFileChooserDefault *impl)
8297 {
8298   GFileInfo *info;
8299   gboolean had_selection;
8300
8301   info = get_selected_file_info_from_file_list (impl, &had_selection);
8302   g_assert (had_selection);
8303   g_assert (info != NULL);
8304
8305   return g_file_info_get_display_name (info);
8306 }
8307
8308 static void
8309 add_custom_button_to_dialog (GtkDialog   *dialog,
8310                              const gchar *mnemonic_label,
8311                              const gchar *stock_id,
8312                              gint         response_id)
8313 {
8314   GtkWidget *button;
8315
8316   button = gtk_button_new_with_mnemonic (mnemonic_label);
8317   gtk_widget_set_can_default (button, TRUE);
8318   gtk_button_set_image (GTK_BUTTON (button),
8319                         gtk_image_new_from_stock (stock_id, GTK_ICON_SIZE_BUTTON));
8320   gtk_widget_show (button);
8321
8322   gtk_dialog_add_action_widget (GTK_DIALOG (dialog), button, response_id);
8323 }
8324
8325 /* Presents an overwrite confirmation dialog; returns whether we should accept
8326  * the filename.
8327  */
8328 static gboolean
8329 confirm_dialog_should_accept_filename (GtkFileChooserDefault *impl,
8330                                        const gchar           *file_part,
8331                                        const gchar           *folder_display_name)
8332 {
8333   GtkWindow *toplevel;
8334   GtkWidget *dialog;
8335   int response;
8336
8337   toplevel = get_toplevel (GTK_WIDGET (impl));
8338
8339   dialog = gtk_message_dialog_new (toplevel,
8340                                    GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
8341                                    GTK_MESSAGE_QUESTION,
8342                                    GTK_BUTTONS_NONE,
8343                                    _("A file named \"%s\" already exists.  Do you want to replace it?"),
8344                                    file_part);
8345   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
8346                                             _("The file already exists in \"%s\".  Replacing it will "
8347                                               "overwrite its contents."),
8348                                             folder_display_name);
8349
8350   gtk_dialog_add_button (GTK_DIALOG (dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
8351   add_custom_button_to_dialog (GTK_DIALOG (dialog), _("_Replace"),
8352                                GTK_STOCK_SAVE_AS, GTK_RESPONSE_ACCEPT);
8353   gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
8354                                            GTK_RESPONSE_ACCEPT,
8355                                            GTK_RESPONSE_CANCEL,
8356                                            -1);
8357   gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_ACCEPT);
8358
8359   if (gtk_window_has_group (toplevel))
8360     gtk_window_group_add_window (gtk_window_get_group (toplevel),
8361                                  GTK_WINDOW (dialog));
8362
8363   response = gtk_dialog_run (GTK_DIALOG (dialog));
8364
8365   gtk_widget_destroy (dialog);
8366
8367   return (response == GTK_RESPONSE_ACCEPT);
8368 }
8369
8370 struct GetDisplayNameData
8371 {
8372   GtkFileChooserDefault *impl;
8373   gchar *file_part;
8374 };
8375
8376 /* Every time we request a response explicitly, we need to save the selection to the recently-used list,
8377  * as requesting a response means, "the dialog is confirmed".
8378  */
8379 static void
8380 request_response_and_add_to_recent_list (GtkFileChooserDefault *impl)
8381 {
8382   g_signal_emit_by_name (impl, "response-requested");
8383   add_selection_to_recent_list (impl);
8384 }
8385
8386 static void
8387 confirmation_confirm_get_info_cb (GCancellable *cancellable,
8388                                   GFileInfo    *info,
8389                                   const GError *error,
8390                                   gpointer      user_data)
8391 {
8392   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8393   gboolean should_respond = FALSE;
8394   struct GetDisplayNameData *data = user_data;
8395
8396   if (cancellable != data->impl->should_respond_get_info_cancellable)
8397     goto out;
8398
8399   data->impl->should_respond_get_info_cancellable = NULL;
8400
8401   if (cancelled)
8402     goto out;
8403
8404   if (error)
8405     /* Huh?  Did the folder disappear?  Let the caller deal with it */
8406     should_respond = TRUE;
8407   else
8408     should_respond = confirm_dialog_should_accept_filename (data->impl, data->file_part, g_file_info_get_display_name (info));
8409
8410   set_busy_cursor (data->impl, FALSE);
8411   if (should_respond)
8412     request_response_and_add_to_recent_list (data->impl);
8413
8414 out:
8415   g_object_unref (data->impl);
8416   g_free (data->file_part);
8417   g_free (data);
8418
8419   g_object_unref (cancellable);
8420 }
8421
8422 /* Does overwrite confirmation if appropriate, and returns whether the dialog
8423  * should respond.  Can get the file part from the file list or the save entry.
8424  */
8425 static gboolean
8426 should_respond_after_confirm_overwrite (GtkFileChooserDefault *impl,
8427                                         const gchar           *file_part,
8428                                         GFile                 *parent_file)
8429 {
8430   GtkFileChooserConfirmation conf;
8431
8432   if (!impl->do_overwrite_confirmation)
8433     return TRUE;
8434
8435   conf = GTK_FILE_CHOOSER_CONFIRMATION_CONFIRM;
8436
8437   g_signal_emit_by_name (impl, "confirm-overwrite", &conf);
8438
8439   switch (conf)
8440     {
8441     case GTK_FILE_CHOOSER_CONFIRMATION_CONFIRM:
8442       {
8443         struct GetDisplayNameData *data;
8444
8445         g_assert (file_part != NULL);
8446
8447         data = g_new0 (struct GetDisplayNameData, 1);
8448         data->impl = g_object_ref (impl);
8449         data->file_part = g_strdup (file_part);
8450
8451         if (impl->should_respond_get_info_cancellable)
8452           g_cancellable_cancel (impl->should_respond_get_info_cancellable);
8453
8454         impl->should_respond_get_info_cancellable =
8455           _gtk_file_system_get_info (impl->file_system, parent_file,
8456                                      "standard::display-name",
8457                                      confirmation_confirm_get_info_cb,
8458                                      data);
8459         set_busy_cursor (data->impl, TRUE);
8460         return FALSE;
8461       }
8462
8463     case GTK_FILE_CHOOSER_CONFIRMATION_ACCEPT_FILENAME:
8464       return TRUE;
8465
8466     case GTK_FILE_CHOOSER_CONFIRMATION_SELECT_AGAIN:
8467       return FALSE;
8468
8469     default:
8470       g_assert_not_reached ();
8471       return FALSE;
8472     }
8473 }
8474
8475 struct FileExistsData
8476 {
8477   GtkFileChooserDefault *impl;
8478   gboolean file_exists_and_is_not_folder;
8479   GFile *parent_file;
8480   GFile *file;
8481 };
8482
8483 static void
8484 name_entry_get_parent_info_cb (GCancellable *cancellable,
8485                                GFileInfo    *info,
8486                                const GError *error,
8487                                gpointer      user_data)
8488 {
8489   gboolean parent_is_folder;
8490   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8491   struct FileExistsData *data = user_data;
8492
8493   if (cancellable != data->impl->should_respond_get_info_cancellable)
8494     goto out;
8495
8496   data->impl->should_respond_get_info_cancellable = NULL;
8497
8498   set_busy_cursor (data->impl, FALSE);
8499
8500   if (cancelled)
8501     goto out;
8502
8503   if (!info)
8504     parent_is_folder = FALSE;
8505   else
8506     parent_is_folder = _gtk_file_info_consider_as_directory (info);
8507
8508   if (parent_is_folder)
8509     {
8510       if (data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
8511         {
8512           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) */
8513         }
8514       else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8515         {
8516           if (data->file_exists_and_is_not_folder)
8517             {
8518               gboolean retval;
8519               char *file_part;
8520
8521               /* Dup the string because the string may be modified
8522                * depending on what clients do in the confirm-overwrite
8523                * signal and this corrupts the pointer
8524                */
8525               file_part = g_strdup (_gtk_file_chooser_entry_get_file_part (GTK_FILE_CHOOSER_ENTRY (data->impl->location_entry)));
8526               retval = should_respond_after_confirm_overwrite (data->impl, file_part, data->parent_file);
8527               g_free (file_part);
8528
8529               if (retval)
8530                 request_response_and_add_to_recent_list (data->impl);
8531             }
8532           else
8533             request_response_and_add_to_recent_list (data->impl);
8534         }
8535       else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER
8536                || data->impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8537         {
8538           GError *mkdir_error = NULL;
8539
8540           /* In both cases (SELECT_FOLDER and CREATE_FOLDER), if you type
8541            * "/blah/nonexistent" you *will* want a folder created.
8542            */
8543
8544           set_busy_cursor (data->impl, TRUE);
8545           g_file_make_directory (data->file, NULL, &mkdir_error);
8546           set_busy_cursor (data->impl, FALSE);
8547
8548           if (!mkdir_error)
8549             request_response_and_add_to_recent_list (data->impl);
8550           else
8551             error_creating_folder_dialog (data->impl, data->file, mkdir_error);
8552         }
8553       else
8554         g_assert_not_reached ();
8555     }
8556   else
8557     {
8558       if (info)
8559         {
8560           /* The parent exists, but it's not a folder!  Someone probably typed existing_file.txt/subfile.txt */
8561           error_with_file_under_nonfolder (data->impl, data->parent_file);
8562         }
8563       else
8564         {
8565           GError *error_copy;
8566
8567           /* The parent folder is not readable for some reason */
8568
8569           error_copy = g_error_copy (error);
8570           error_changing_folder_dialog (data->impl, data->parent_file, error_copy);
8571         }
8572     }
8573
8574 out:
8575   g_object_unref (data->impl);
8576   g_object_unref (data->file);
8577   g_object_unref (data->parent_file);
8578   g_free (data);
8579
8580   g_object_unref (cancellable);
8581 }
8582
8583 static void
8584 file_exists_get_info_cb (GCancellable *cancellable,
8585                          GFileInfo    *info,
8586                          const GError *error,
8587                          gpointer      user_data)
8588 {
8589   gboolean data_ownership_taken = FALSE;
8590   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8591   gboolean file_exists;
8592   gboolean is_folder;
8593   gboolean needs_parent_check = FALSE;
8594   struct FileExistsData *data = user_data;
8595
8596   if (cancellable != data->impl->file_exists_get_info_cancellable)
8597     goto out;
8598
8599   data->impl->file_exists_get_info_cancellable = NULL;
8600
8601   set_busy_cursor (data->impl, FALSE);
8602
8603   if (cancelled)
8604     goto out;
8605
8606   file_exists = (info != NULL);
8607   is_folder = (file_exists && _gtk_file_info_consider_as_directory (info));
8608
8609   if (data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
8610     {
8611       if (is_folder)
8612         change_folder_and_display_error (data->impl, data->file, TRUE);
8613       else
8614         {
8615           if (file_exists)
8616             request_response_and_add_to_recent_list (data->impl); /* user typed an existing filename; we are done */
8617           else
8618             needs_parent_check = TRUE; /* file doesn't exist; see if its parent exists */
8619         }
8620     }
8621   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8622     {
8623       if (file_exists && !is_folder)
8624         {
8625           /* Oops, the user typed the name of an existing path which is not
8626            * a folder
8627            */
8628           error_creating_folder_over_existing_file_dialog (data->impl, data->file,
8629                                                            g_error_copy (error));
8630         }
8631       else
8632         {
8633           needs_parent_check = TRUE;
8634         }
8635     }
8636   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8637     {
8638       if (!file_exists)
8639         {
8640           needs_parent_check = TRUE;
8641         }
8642       else
8643         {
8644           if (is_folder)
8645             {
8646               /* User typed a folder; we are done */
8647               request_response_and_add_to_recent_list (data->impl);
8648             }
8649           else
8650             error_selecting_folder_over_existing_file_dialog (data->impl, data->file);
8651         }
8652     }
8653   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8654     {
8655       if (is_folder)
8656         change_folder_and_display_error (data->impl, data->file, TRUE);
8657       else
8658         needs_parent_check = TRUE;
8659     }
8660   else
8661     {
8662       g_assert_not_reached();
8663     }
8664
8665   if (needs_parent_check) {
8666     /* check that everything up to the last path component exists (i.e. the parent) */
8667
8668     data->file_exists_and_is_not_folder = file_exists && !is_folder;
8669     data_ownership_taken = TRUE;
8670
8671     if (data->impl->should_respond_get_info_cancellable)
8672       g_cancellable_cancel (data->impl->should_respond_get_info_cancellable);
8673
8674       data->impl->should_respond_get_info_cancellable =
8675         _gtk_file_system_get_info (data->impl->file_system,
8676                                    data->parent_file,
8677                                    "standard::type",
8678                                    name_entry_get_parent_info_cb,
8679                                    data);
8680       set_busy_cursor (data->impl, TRUE);
8681     }
8682
8683 out:
8684   if (!data_ownership_taken)
8685     {
8686       g_object_unref (data->impl);
8687       g_object_unref (data->file);
8688       g_object_unref (data->parent_file);
8689       g_free (data);
8690     }
8691
8692   g_object_unref (cancellable);
8693 }
8694
8695 static void
8696 paste_text_received (GtkClipboard          *clipboard,
8697                      const gchar           *text,
8698                      GtkFileChooserDefault *impl)
8699 {
8700   GFile *file;
8701
8702   if (!text)
8703     return;
8704
8705   file = g_file_new_for_uri (text);
8706
8707   if (!gtk_file_chooser_default_select_file (GTK_FILE_CHOOSER (impl), file, NULL))
8708     location_popup_handler (impl, text);
8709
8710   g_object_unref (file);
8711 }
8712
8713 /* Handler for the "location-popup-on-paste" keybinding signal */
8714 static void
8715 location_popup_on_paste_handler (GtkFileChooserDefault *impl)
8716 {
8717   GtkClipboard *clipboard = gtk_widget_get_clipboard (GTK_WIDGET (impl),
8718                                                       GDK_SELECTION_CLIPBOARD);
8719   gtk_clipboard_request_text (clipboard,
8720                               (GtkClipboardTextReceivedFunc) paste_text_received,
8721                               impl);
8722 }
8723
8724 /* Implementation for GtkFileChooserEmbed::should_respond() */
8725 static void
8726 add_selection_to_recent_list (GtkFileChooserDefault *impl)
8727 {
8728   GSList *files;
8729   GSList *l;
8730
8731   files = gtk_file_chooser_default_get_files (GTK_FILE_CHOOSER (impl));
8732
8733   for (l = files; l; l = l->next)
8734     {
8735       GFile *file = l->data;
8736       char *uri;
8737
8738       uri = g_file_get_uri (file);
8739       if (uri)
8740         {
8741           gtk_recent_manager_add_item (impl->recent_manager, uri);
8742           g_free (uri);
8743         }
8744     }
8745
8746   g_slist_foreach (files, (GFunc) g_object_unref, NULL);
8747   g_slist_free (files);
8748 }
8749
8750 static gboolean
8751 gtk_file_chooser_default_should_respond (GtkFileChooserEmbed *chooser_embed)
8752 {
8753   GtkFileChooserDefault *impl;
8754   GtkWidget *toplevel;
8755   GtkWidget *current_focus;
8756   gboolean retval;
8757
8758   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
8759
8760   toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
8761   g_assert (GTK_IS_WINDOW (toplevel));
8762
8763   retval = FALSE;
8764
8765   current_focus = gtk_window_get_focus (GTK_WINDOW (toplevel));
8766
8767   if (current_focus == impl->browse_files_tree_view)
8768     {
8769       /* The following array encodes what we do based on the impl->action and the
8770        * number of files selected.
8771        */
8772       typedef enum {
8773         NOOP,                   /* Do nothing (don't respond) */
8774         RESPOND,                /* Respond immediately */
8775         RESPOND_OR_SWITCH,      /* Respond immediately if the selected item is a file; switch to it if it is a folder */
8776         ALL_FILES,              /* Respond only if everything selected is a file */
8777         ALL_FOLDERS,            /* Respond only if everything selected is a folder */
8778         SAVE_ENTRY,             /* Go to the code for handling the save entry */
8779         NOT_REACHED             /* Sanity check */
8780       } ActionToTake;
8781       static const ActionToTake what_to_do[4][3] = {
8782         /*                                0 selected            1 selected              many selected */
8783         /* ACTION_OPEN */               { NOOP,                 RESPOND_OR_SWITCH,      ALL_FILES   },
8784         /* ACTION_SAVE */               { SAVE_ENTRY,           RESPOND_OR_SWITCH,      NOT_REACHED },
8785         /* ACTION_SELECT_FOLDER */      { RESPOND,              ALL_FOLDERS,            ALL_FOLDERS },
8786         /* ACTION_CREATE_FOLDER */      { SAVE_ENTRY,           ALL_FOLDERS,            NOT_REACHED }
8787       };
8788
8789       int num_selected;
8790       gboolean all_files, all_folders;
8791       int k;
8792       ActionToTake action;
8793
8794     file_list:
8795
8796       g_assert (impl->action >= GTK_FILE_CHOOSER_ACTION_OPEN && impl->action <= GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER);
8797
8798       if (impl->operation_mode == OPERATION_MODE_SEARCH)
8799         {
8800           retval = search_should_respond (impl);
8801           goto out;
8802         }
8803
8804       if (impl->operation_mode == OPERATION_MODE_RECENT)
8805         {
8806           if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8807             goto save_entry;
8808           else
8809             {
8810               retval = recent_should_respond (impl);
8811               goto out;
8812             }
8813         }
8814
8815       selection_check (impl, &num_selected, &all_files, &all_folders);
8816
8817       if (num_selected > 2)
8818         k = 2;
8819       else
8820         k = num_selected;
8821
8822       action = what_to_do [impl->action] [k];
8823
8824       switch (action)
8825         {
8826         case NOOP:
8827           return FALSE;
8828
8829         case RESPOND:
8830           retval = TRUE;
8831           goto out;
8832
8833         case RESPOND_OR_SWITCH:
8834           g_assert (num_selected == 1);
8835
8836           if (all_folders)
8837             {
8838               switch_to_selected_folder (impl);
8839               return FALSE;
8840             }
8841           else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8842             {
8843               retval = should_respond_after_confirm_overwrite (impl,
8844                                                                get_display_name_from_file_list (impl),
8845                                                                impl->current_folder);
8846               goto out;
8847             }
8848           else
8849             {
8850               retval = TRUE;
8851               goto out;
8852             }
8853
8854         case ALL_FILES:
8855           retval = all_files;
8856           goto out;
8857
8858         case ALL_FOLDERS:
8859           retval = all_folders;
8860           goto out;
8861
8862         case SAVE_ENTRY:
8863           goto save_entry;
8864
8865         default:
8866           g_assert_not_reached ();
8867         }
8868     }
8869   else if ((impl->location_entry != NULL) && (current_focus == impl->location_entry))
8870     {
8871       GFile *file;
8872       gboolean is_well_formed, is_empty, is_file_part_empty;
8873       gboolean is_folder;
8874       GtkFileChooserEntry *entry;
8875       GError *error;
8876
8877     save_entry:
8878
8879       g_assert (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8880                 || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
8881                 || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
8882                      || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8883                     && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY));
8884
8885       entry = GTK_FILE_CHOOSER_ENTRY (impl->location_entry);
8886       check_save_entry (impl, &file, &is_well_formed, &is_empty, &is_file_part_empty, &is_folder);
8887
8888       if (!is_well_formed)
8889         {
8890           if (!is_empty
8891               && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8892               && impl->operation_mode == OPERATION_MODE_RECENT)
8893             {
8894               path_bar_set_mode (impl, PATH_BAR_ERROR_NO_FOLDER);
8895 #if 0
8896               /* We'll #ifdef this out, as the fucking treeview selects its first row,
8897                * thus changing our assumption that no selection is present - setting
8898                * a selection causes the error message from path_bar_set_mode() to go away,
8899                * but we want the user to see that message!
8900                */
8901               gtk_widget_grab_focus (impl->browse_files_tree_view);
8902 #endif
8903             }
8904           /* FIXME: else show an "invalid filename" error as the pathbar mode? */
8905
8906           return FALSE;
8907         }
8908
8909       if (is_empty)
8910         {
8911           if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8912               || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8913             {
8914               path_bar_set_mode (impl, PATH_BAR_ERROR_NO_FILENAME);
8915               gtk_widget_grab_focus (impl->location_entry);
8916               return FALSE;
8917             }
8918
8919           goto file_list;
8920         }
8921
8922       g_assert (file != NULL);
8923
8924       error = NULL;
8925       if (is_folder)
8926         {
8927           if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
8928               impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8929             {
8930               change_folder_and_display_error (impl, file, TRUE);
8931             }
8932           else if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
8933                    impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8934             {
8935               /* The folder already exists, so we do not need to create it.
8936                * Just respond to terminate the dialog.
8937                */
8938               retval = TRUE;
8939             }
8940           else
8941             {
8942               g_assert_not_reached ();
8943             }
8944         }
8945       else
8946         {
8947           struct FileExistsData *data;
8948
8949           /* We need to check whether file exists and whether it is a folder -
8950            * the GtkFileChooserEntry *does* report is_folder==FALSE as a false
8951            * negative (it doesn't know yet if your last path component is a
8952            * folder).
8953            */
8954
8955           data = g_new0 (struct FileExistsData, 1);
8956           data->impl = g_object_ref (impl);
8957           data->file = g_object_ref (file);
8958           data->parent_file = g_object_ref (_gtk_file_chooser_entry_get_current_folder (entry));
8959
8960           if (impl->file_exists_get_info_cancellable)
8961             g_cancellable_cancel (impl->file_exists_get_info_cancellable);
8962
8963           impl->file_exists_get_info_cancellable =
8964             _gtk_file_system_get_info (impl->file_system, file,
8965                                        "standard::type",
8966                                        file_exists_get_info_cb,
8967                                        data);
8968
8969           set_busy_cursor (impl, TRUE);
8970
8971           if (error != NULL)
8972             g_error_free (error);
8973         }
8974
8975       g_object_unref (file);
8976     }
8977   else if (impl->toplevel_last_focus_widget == impl->browse_files_tree_view)
8978     {
8979       /* The focus is on a dialog's action area button, *and* the widget that
8980        * was focused immediately before it is the file list.
8981        */
8982       goto file_list;
8983     }
8984   else if (impl->operation_mode == OPERATION_MODE_SEARCH && impl->toplevel_last_focus_widget == impl->search_entry)
8985     {
8986       search_entry_activate_cb (GTK_ENTRY (impl->search_entry), impl);
8987       return FALSE;
8988     }
8989   else if (impl->location_entry && impl->toplevel_last_focus_widget == impl->location_entry)
8990     {
8991       /* The focus is on a dialog's action area button, *and* the widget that
8992        * was focused immediately before it is the location entry.
8993        */
8994       goto save_entry;
8995     }
8996   else
8997     /* The focus is on a dialog's action area button or something else */
8998     if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8999         || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
9000       goto save_entry;
9001     else
9002       goto file_list;
9003
9004  out:
9005
9006   if (retval)
9007     add_selection_to_recent_list (impl);
9008
9009   return retval;
9010 }
9011
9012 /* Implementation for GtkFileChooserEmbed::initial_focus() */
9013 static void
9014 gtk_file_chooser_default_initial_focus (GtkFileChooserEmbed *chooser_embed)
9015 {
9016   GtkFileChooserDefault *impl;
9017   GtkWidget *widget;
9018
9019   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
9020
9021   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
9022       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
9023     {
9024       if (impl->location_mode == LOCATION_MODE_PATH_BAR
9025           || impl->operation_mode == OPERATION_MODE_RECENT)
9026         widget = impl->browse_files_tree_view;
9027       else
9028         widget = impl->location_entry;
9029     }
9030   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
9031            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
9032     widget = impl->location_entry;
9033   else
9034     {
9035       g_assert_not_reached ();
9036       widget = NULL;
9037     }
9038
9039   g_assert (widget != NULL);
9040   gtk_widget_grab_focus (widget);
9041 }
9042
9043 /* Callback used from gtk_tree_selection_selected_foreach(); gets the selected GFiles */
9044 static void
9045 search_selected_foreach_get_file_cb (GtkTreeModel *model,
9046                                      GtkTreePath  *path,
9047                                      GtkTreeIter  *iter,
9048                                      gpointer      data)
9049 {
9050   GSList **list;
9051   GFile *file;
9052
9053   list = data;
9054
9055   gtk_tree_model_get (model, iter, MODEL_COL_FILE, &file, -1);
9056   *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 */
9057 }
9058
9059 /* Constructs a list of the selected paths in search mode */
9060 static GSList *
9061 search_get_selected_files (GtkFileChooserDefault *impl)
9062 {
9063   GSList *result;
9064   GtkTreeSelection *selection;
9065
9066   result = NULL;
9067
9068   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9069   gtk_tree_selection_selected_foreach (selection, search_selected_foreach_get_file_cb, &result);
9070   result = g_slist_reverse (result);
9071
9072   return result;
9073 }
9074
9075 /* Called from ::should_respond().  We return whether there are selected files
9076  * in the search list.
9077  */
9078 static gboolean
9079 search_should_respond (GtkFileChooserDefault *impl)
9080 {
9081   GtkTreeSelection *selection;
9082
9083   g_assert (impl->operation_mode == OPERATION_MODE_SEARCH);
9084
9085   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9086   return (gtk_tree_selection_count_selected_rows (selection) != 0);
9087 }
9088
9089 /* Adds one hit from the search engine to the search_model */
9090 static void
9091 search_add_hit (GtkFileChooserDefault *impl,
9092                 gchar                 *uri)
9093 {
9094   GFile *file;
9095
9096   file = g_file_new_for_uri (uri);
9097   if (!file)
9098     return;
9099
9100   if (!g_file_is_native (file))
9101     {
9102       g_object_unref (file);
9103       return;
9104     }
9105
9106   _gtk_file_system_model_add_and_query_file (impl->search_model,
9107                                              file,
9108                                              MODEL_ATTRIBUTES);
9109
9110   g_object_unref (file);
9111 }
9112
9113 /* Callback used from GtkSearchEngine when we get new hits */
9114 static void
9115 search_engine_hits_added_cb (GtkSearchEngine *engine,
9116                              GList           *hits,
9117                              gpointer         data)
9118 {
9119   GtkFileChooserDefault *impl;
9120   GList *l;
9121
9122   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9123
9124   for (l = hits; l; l = l->next)
9125     search_add_hit (impl, (gchar*)l->data);
9126 }
9127
9128 /* Callback used from GtkSearchEngine when the query is done running */
9129 static void
9130 search_engine_finished_cb (GtkSearchEngine *engine,
9131                            gpointer         data)
9132 {
9133   GtkFileChooserDefault *impl;
9134
9135   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9136
9137 #if 0
9138   /* EB: setting the model here will avoid loads of row events,
9139    * but it'll make the search look like blocked.
9140    */
9141   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9142                            GTK_TREE_MODEL (impl->search_model));
9143   file_list_set_sort_column_ids (impl);
9144 #endif
9145
9146   /* FMQ: if search was empty, say that we got no hits */
9147   set_busy_cursor (impl, FALSE);
9148 }
9149
9150 /* Displays a generic error when we cannot create a GtkSearchEngine.
9151  * It would be better if _gtk_search_engine_new() gave us a GError
9152  * with a better message, but it doesn't do that right now.
9153  */
9154 static void
9155 search_error_could_not_create_client (GtkFileChooserDefault *impl)
9156 {
9157   error_message (impl,
9158                  _("Could not start the search process"),
9159                  _("The program was not able to create a connection to the indexer "
9160                    "daemon.  Please make sure it is running."));
9161 }
9162
9163 static void
9164 search_engine_error_cb (GtkSearchEngine *engine,
9165                         const gchar     *message,
9166                         gpointer         data)
9167 {
9168   GtkFileChooserDefault *impl;
9169
9170   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9171
9172   search_stop_searching (impl, TRUE);
9173   error_message (impl, _("Could not send the search request"), message);
9174
9175   set_busy_cursor (impl, FALSE);
9176 }
9177
9178 /* Frees the data in the search_model */
9179 static void
9180 search_clear_model (GtkFileChooserDefault *impl,
9181                     gboolean               remove_from_treeview)
9182 {
9183   if (!impl->search_model)
9184     return;
9185
9186   g_object_unref (impl->search_model);
9187   impl->search_model = NULL;
9188
9189   if (remove_from_treeview)
9190     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
9191 }
9192
9193 /* Stops any ongoing searches; does not touch the search_model */
9194 static void
9195 search_stop_searching (GtkFileChooserDefault *impl,
9196                        gboolean               remove_query)
9197 {
9198   if (remove_query && impl->search_query)
9199     {
9200       g_object_unref (impl->search_query);
9201       impl->search_query = NULL;
9202     }
9203
9204   if (impl->search_engine)
9205     {
9206       _gtk_search_engine_stop (impl->search_engine);
9207
9208       g_object_unref (impl->search_engine);
9209       impl->search_engine = NULL;
9210     }
9211 }
9212
9213 /* Creates the search_model and puts it in the tree view */
9214 static void
9215 search_setup_model (GtkFileChooserDefault *impl)
9216 {
9217   g_assert (impl->search_model == NULL);
9218
9219   impl->search_model = _gtk_file_system_model_new (file_system_model_set,
9220                                                    impl,
9221                                                    MODEL_COLUMN_TYPES);
9222
9223   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9224                                    MODEL_COL_NAME,
9225                                    name_sort_func,
9226                                    impl, NULL);
9227   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9228                                    MODEL_COL_MTIME,
9229                                    mtime_sort_func,
9230                                    impl, NULL);
9231   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9232                                    MODEL_COL_SIZE,
9233                                    size_sort_func,
9234                                    impl, NULL);
9235   set_sort_column (impl);
9236
9237   /* EB: setting the model here will make the hits list update feel
9238    * more "alive" than setting the model at the end of the search
9239    * run
9240    */
9241   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9242                            GTK_TREE_MODEL (impl->search_model));
9243   file_list_set_sort_column_ids (impl);
9244 }
9245
9246 /* Creates a new query with the specified text and launches it */
9247 static void
9248 search_start_query (GtkFileChooserDefault *impl,
9249                     const gchar           *query_text)
9250 {
9251   search_stop_searching (impl, FALSE);
9252   search_clear_model (impl, TRUE);
9253   search_setup_model (impl);
9254   set_busy_cursor (impl, TRUE);
9255
9256   if (impl->search_engine == NULL)
9257     impl->search_engine = _gtk_search_engine_new ();
9258
9259   if (!impl->search_engine)
9260     {
9261       set_busy_cursor (impl, FALSE);
9262       search_error_could_not_create_client (impl); /* lame; we don't get an error code or anything */
9263       return;
9264     }
9265
9266   if (!impl->search_query)
9267     {
9268       impl->search_query = _gtk_query_new ();
9269       _gtk_query_set_text (impl->search_query, query_text);
9270     }
9271
9272   _gtk_search_engine_set_query (impl->search_engine, impl->search_query);
9273
9274   g_signal_connect (impl->search_engine, "hits-added",
9275                     G_CALLBACK (search_engine_hits_added_cb), impl);
9276   g_signal_connect (impl->search_engine, "finished",
9277                     G_CALLBACK (search_engine_finished_cb), impl);
9278   g_signal_connect (impl->search_engine, "error",
9279                     G_CALLBACK (search_engine_error_cb), impl);
9280
9281   _gtk_search_engine_start (impl->search_engine);
9282 }
9283
9284 /* Callback used when the user presses Enter while typing on the search
9285  * entry; starts the query
9286  */
9287 static void
9288 search_entry_activate_cb (GtkEntry *entry,
9289                           gpointer data)
9290 {
9291   GtkFileChooserDefault *impl;
9292   const char *text;
9293
9294   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9295
9296   text = gtk_entry_get_text (GTK_ENTRY (impl->search_entry));
9297   if (strlen (text) == 0)
9298     return;
9299
9300   /* reset any existing query object */
9301   if (impl->search_query)
9302     {
9303       g_object_unref (impl->search_query);
9304       impl->search_query = NULL;
9305     }
9306
9307   search_start_query (impl, text);
9308 }
9309
9310 static gboolean
9311 focus_entry_idle_cb (GtkFileChooserDefault *impl)
9312 {
9313   GDK_THREADS_ENTER ();
9314
9315   g_source_destroy (impl->focus_entry_idle);
9316   impl->focus_entry_idle = NULL;
9317
9318   if (impl->search_entry)
9319     gtk_widget_grab_focus (impl->search_entry);
9320
9321   GDK_THREADS_LEAVE ();
9322
9323   return FALSE;
9324 }
9325
9326 static void
9327 focus_search_entry_in_idle (GtkFileChooserDefault *impl)
9328 {
9329   /* bgo#634558 - When the user clicks on the Search entry in the shortcuts
9330    * pane, we get a selection-changed signal and we set up the search widgets.
9331    * However, gtk_tree_view_button_press() focuses the treeview *after* making
9332    * the change to the selection.  So, we need to re-focus the search entry
9333    * after the treeview has finished doing its work; we'll do that in an idle
9334    * handler.
9335    */
9336
9337   if (!impl->focus_entry_idle)
9338     impl->focus_entry_idle = add_idle_while_impl_is_alive (impl, G_CALLBACK (focus_entry_idle_cb));
9339 }
9340
9341 /* Hides the path bar and creates the search entry */
9342 static void
9343 search_setup_widgets (GtkFileChooserDefault *impl)
9344 {
9345   impl->search_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
9346
9347   path_bar_update (impl);
9348
9349   impl->search_entry = gtk_entry_new ();
9350   g_signal_connect (impl->search_entry, "activate",
9351                     G_CALLBACK (search_entry_activate_cb),
9352                     impl);
9353   gtk_box_pack_start (GTK_BOX (impl->search_hbox), impl->search_entry, TRUE, TRUE, 0);
9354
9355   /* if there already is a query, restart it */
9356   if (impl->search_query)
9357     {
9358       gchar *query = _gtk_query_get_text (impl->search_query);
9359
9360       if (query)
9361         {
9362           gtk_entry_set_text (GTK_ENTRY (impl->search_entry), query);
9363           search_start_query (impl, query);
9364
9365           g_free (query);
9366         }
9367       else
9368         {
9369           g_object_unref (impl->search_query);
9370           impl->search_query = NULL;
9371         }
9372     }
9373
9374   /* Box for search widgets */
9375   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->search_hbox, TRUE, TRUE, 0);
9376   gtk_widget_show_all (impl->search_hbox);
9377   gtk_size_group_add_widget (GTK_SIZE_GROUP (impl->browse_path_bar_size_group), impl->search_hbox);
9378
9379   /* Hide the location widgets temporarily */
9380
9381   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
9382       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
9383     {
9384       gtk_widget_hide (impl->location_button);
9385       gtk_widget_hide (impl->location_entry_box);
9386     }
9387
9388   focus_search_entry_in_idle (impl);
9389
9390   /* FMQ: hide the filter combo? */
9391 }
9392
9393 /*
9394  * Recent files support
9395  */
9396
9397 /* Frees the data in the recent_model */
9398 static void
9399 recent_clear_model (GtkFileChooserDefault *impl,
9400                     gboolean               remove_from_treeview)
9401 {
9402   if (!impl->recent_model)
9403     return;
9404
9405   if (remove_from_treeview)
9406     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
9407
9408   g_object_unref (impl->recent_model);
9409   impl->recent_model = NULL;
9410 }
9411
9412 /* Stops any ongoing loading of the recent files list; does
9413  * not touch the recent_model
9414  */
9415 static void
9416 recent_stop_loading (GtkFileChooserDefault *impl)
9417 {
9418   if (impl->load_recent_id)
9419     {
9420       g_source_remove (impl->load_recent_id);
9421       impl->load_recent_id = 0;
9422     }
9423 }
9424
9425 static void
9426 recent_setup_model (GtkFileChooserDefault *impl)
9427 {
9428   g_assert (impl->recent_model == NULL);
9429
9430   impl->recent_model = _gtk_file_system_model_new (file_system_model_set,
9431                                                    impl,
9432                                                    MODEL_COLUMN_TYPES);
9433
9434   _gtk_file_system_model_set_filter (impl->recent_model,
9435                                      impl->current_filter);
9436   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9437                                    MODEL_COL_NAME,
9438                                    name_sort_func,
9439                                    impl, NULL);
9440   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9441                                    MODEL_COL_SIZE,
9442                                    size_sort_func,
9443                                    impl, NULL);
9444   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9445                                    MODEL_COL_MTIME,
9446                                    mtime_sort_func,
9447                                    impl, NULL);
9448   set_sort_column (impl);
9449 }
9450
9451 typedef struct
9452 {
9453   GtkFileChooserDefault *impl;
9454   GList *items;
9455 } RecentLoadData;
9456
9457 static void
9458 recent_idle_cleanup (gpointer data)
9459 {
9460   RecentLoadData *load_data = data;
9461   GtkFileChooserDefault *impl = load_data->impl;
9462
9463   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9464                            GTK_TREE_MODEL (impl->recent_model));
9465   file_list_set_sort_column_ids (impl);
9466   gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (impl->recent_model), MODEL_COL_MTIME, GTK_SORT_DESCENDING);
9467
9468   set_busy_cursor (impl, FALSE);
9469
9470   impl->load_recent_id = 0;
9471
9472   g_free (load_data);
9473 }
9474
9475 static gint
9476 get_recent_files_limit (GtkWidget *widget)
9477 {
9478   GtkSettings *settings;
9479   gint limit;
9480
9481   if (gtk_widget_has_screen (widget))
9482     settings = gtk_settings_get_for_screen (gtk_widget_get_screen (widget));
9483   else
9484     settings = gtk_settings_get_default ();
9485
9486   g_object_get (G_OBJECT (settings), "gtk-recent-files-limit", &limit, NULL);
9487
9488   return limit;
9489 }
9490
9491 /* Populates the file system model with the GtkRecentInfo* items in the provided list; frees the items */
9492 static void
9493 populate_model_with_recent_items (GtkFileChooserDefault *impl, GList *items)
9494 {
9495   gint limit;
9496   GList *l;
9497   int n;
9498
9499   limit = get_recent_files_limit (GTK_WIDGET (impl));
9500
9501   n = 0;
9502
9503   for (l = items; l; l = l->next)
9504     {
9505       GtkRecentInfo *info = l->data;
9506       GFile *file;
9507
9508       file = g_file_new_for_uri (gtk_recent_info_get_uri (info));
9509       _gtk_file_system_model_add_and_query_file (impl->recent_model,
9510                                                  file,
9511                                                  MODEL_ATTRIBUTES);
9512       g_object_unref (file);
9513
9514       n++;
9515       if (limit != -1 && n >= limit)
9516         break;
9517     }
9518 }
9519
9520 static void
9521 populate_model_with_folders (GtkFileChooserDefault *impl, GList *items)
9522 {
9523   GList *folders;
9524   GList *l;
9525
9526   folders = _gtk_file_chooser_extract_recent_folders (items);
9527
9528   for (l = folders; l; l = l->next)
9529     {
9530       GFile *folder = l->data;
9531
9532       _gtk_file_system_model_add_and_query_file (impl->recent_model,
9533                                                  folder,
9534                                                  MODEL_ATTRIBUTES);
9535     }
9536
9537   g_list_foreach (folders, (GFunc) g_object_unref, NULL);
9538   g_list_free (folders);
9539 }
9540
9541 static gboolean
9542 recent_idle_load (gpointer data)
9543 {
9544   RecentLoadData *load_data = data;
9545   GtkFileChooserDefault *impl = load_data->impl;
9546
9547   if (!impl->recent_manager)
9548     return FALSE;
9549
9550   load_data->items = gtk_recent_manager_get_items (impl->recent_manager);
9551   if (!load_data->items)
9552     return FALSE;
9553
9554   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
9555     populate_model_with_recent_items (impl, load_data->items);
9556   else
9557     populate_model_with_folders (impl, load_data->items);
9558
9559   g_list_foreach (load_data->items, (GFunc) gtk_recent_info_unref, NULL);
9560   g_list_free (load_data->items);
9561   load_data->items = NULL;
9562
9563   return FALSE;
9564 }
9565
9566 static void
9567 recent_start_loading (GtkFileChooserDefault *impl)
9568 {
9569   RecentLoadData *load_data;
9570
9571   recent_stop_loading (impl);
9572   recent_clear_model (impl, TRUE);
9573   recent_setup_model (impl);
9574   set_busy_cursor (impl, TRUE);
9575
9576   g_assert (impl->load_recent_id == 0);
9577
9578   load_data = g_new (RecentLoadData, 1);
9579   load_data->impl = impl;
9580   load_data->items = NULL;
9581
9582   /* begin lazy loading the recent files into the model */
9583   impl->load_recent_id = gdk_threads_add_idle_full (G_PRIORITY_HIGH_IDLE + 30,
9584                                                     recent_idle_load,
9585                                                     load_data,
9586                                                     recent_idle_cleanup);
9587 }
9588
9589 static void
9590 recent_selected_foreach_get_file_cb (GtkTreeModel *model,
9591                                      GtkTreePath  *path,
9592                                      GtkTreeIter  *iter,
9593                                      gpointer      data)
9594 {
9595   GSList **list;
9596   GFile *file;
9597
9598   list = data;
9599
9600   gtk_tree_model_get (model, iter, MODEL_COL_FILE, &file, -1);
9601   *list = g_slist_prepend (*list, file);
9602 }
9603
9604 /* Constructs a list of the selected paths in recent files mode */
9605 static GSList *
9606 recent_get_selected_files (GtkFileChooserDefault *impl)
9607 {
9608   GSList *result;
9609   GtkTreeSelection *selection;
9610
9611   result = NULL;
9612
9613   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9614   gtk_tree_selection_selected_foreach (selection, recent_selected_foreach_get_file_cb, &result);
9615   result = g_slist_reverse (result);
9616
9617   return result;
9618 }
9619
9620 /* Called from ::should_respond().  We return whether there are selected
9621  * files in the recent files list.
9622  */
9623 static gboolean
9624 recent_should_respond (GtkFileChooserDefault *impl)
9625 {
9626   GtkTreeSelection *selection;
9627
9628   g_assert (impl->operation_mode == OPERATION_MODE_RECENT);
9629
9630   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9631   return (gtk_tree_selection_count_selected_rows (selection) != 0);
9632 }
9633
9634 static void
9635 set_current_filter (GtkFileChooserDefault *impl,
9636                     GtkFileFilter         *filter)
9637 {
9638   if (impl->current_filter != filter)
9639     {
9640       int filter_index;
9641
9642       /* NULL filters are allowed to reset to non-filtered status
9643        */
9644       filter_index = g_slist_index (impl->filters, filter);
9645       if (impl->filters && filter && filter_index < 0)
9646         return;
9647
9648       if (impl->current_filter)
9649         g_object_unref (impl->current_filter);
9650       impl->current_filter = filter;
9651       if (impl->current_filter)
9652         {
9653           g_object_ref_sink (impl->current_filter);
9654         }
9655
9656       if (impl->filters)
9657         gtk_combo_box_set_active (GTK_COMBO_BOX (impl->filter_combo),
9658                                   filter_index);
9659
9660       if (impl->browse_files_model)
9661         install_list_model_filter (impl);
9662
9663       if (impl->search_model)
9664         _gtk_file_system_model_set_filter (impl->search_model, filter);
9665
9666       if (impl->recent_model)
9667         _gtk_file_system_model_set_filter (impl->recent_model, filter);
9668
9669       g_object_notify (G_OBJECT (impl), "filter");
9670     }
9671 }
9672
9673 static void
9674 filter_combo_changed (GtkComboBox           *combo_box,
9675                       GtkFileChooserDefault *impl)
9676 {
9677   gint new_index = gtk_combo_box_get_active (combo_box);
9678   GtkFileFilter *new_filter = g_slist_nth_data (impl->filters, new_index);
9679
9680   set_current_filter (impl, new_filter);
9681 }
9682
9683 static void
9684 check_preview_change (GtkFileChooserDefault *impl)
9685 {
9686   GtkTreePath *cursor_path;
9687   GFile *new_file;
9688   char *new_display_name;
9689   GtkTreeModel *model;
9690
9691   gtk_tree_view_get_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view), &cursor_path, NULL);
9692   model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
9693   if (cursor_path)
9694     {
9695       GtkTreeIter iter;
9696
9697       gtk_tree_model_get_iter (model, &iter, cursor_path);
9698       gtk_tree_model_get (model, &iter,
9699                           MODEL_COL_FILE, &new_file,
9700                           MODEL_COL_NAME, &new_display_name,
9701                           -1);
9702
9703       gtk_tree_path_free (cursor_path);
9704     }
9705   else
9706     {
9707       new_file = NULL;
9708       new_display_name = NULL;
9709     }
9710
9711   if (new_file != impl->preview_file &&
9712       !(new_file && impl->preview_file &&
9713         g_file_equal (new_file, impl->preview_file)))
9714     {
9715       if (impl->preview_file)
9716         {
9717           g_object_unref (impl->preview_file);
9718           g_free (impl->preview_display_name);
9719         }
9720
9721       if (new_file)
9722         {
9723           impl->preview_file = new_file;
9724           impl->preview_display_name = new_display_name;
9725         }
9726       else
9727         {
9728           impl->preview_file = NULL;
9729           impl->preview_display_name = NULL;
9730           g_free (new_display_name);
9731         }
9732
9733       if (impl->use_preview_label && impl->preview_label)
9734         gtk_label_set_text (GTK_LABEL (impl->preview_label), impl->preview_display_name);
9735
9736       g_signal_emit_by_name (impl, "update-preview");
9737     }
9738   else
9739     {
9740       if (new_file)
9741         g_object_unref (new_file);
9742
9743       g_free (new_display_name);
9744     }
9745 }
9746
9747 static void
9748 shortcuts_activate_volume_mount_cb (GCancellable        *cancellable,
9749                                     GtkFileSystemVolume *volume,
9750                                     const GError        *error,
9751                                     gpointer             data)
9752 {
9753   GFile *file;
9754   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
9755   GtkFileChooserDefault *impl = data;
9756
9757   if (cancellable != impl->shortcuts_activate_iter_cancellable)
9758     goto out;
9759
9760   impl->shortcuts_activate_iter_cancellable = NULL;
9761
9762   set_busy_cursor (impl, FALSE);
9763
9764   if (cancelled)
9765     goto out;
9766
9767   if (error)
9768     {
9769       if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_FAILED_HANDLED))
9770         {
9771           char *msg, *name;
9772
9773           name = _gtk_file_system_volume_get_display_name (volume);
9774           msg = g_strdup_printf (_("Could not mount %s"), name);
9775
9776           error_message (impl, msg, error->message);
9777
9778           g_free (msg);
9779           g_free (name);
9780         }
9781
9782       goto out;
9783     }
9784
9785   file = _gtk_file_system_volume_get_root (volume);
9786   if (file != NULL)
9787     {
9788       change_folder_and_display_error (impl, file, FALSE);
9789       g_object_unref (file);
9790     }
9791
9792 out:
9793   g_object_unref (impl);
9794   g_object_unref (cancellable);
9795 }
9796
9797
9798 /* Activates a volume by mounting it if necessary and then switching to its
9799  * base path.
9800  */
9801 static void
9802 shortcuts_activate_volume (GtkFileChooserDefault *impl,
9803                            GtkFileSystemVolume   *volume)
9804 {
9805   GFile *file;
9806
9807   operation_mode_set (impl, OPERATION_MODE_BROWSE);
9808
9809   /* We ref the file chooser since volume_mount() may run a main loop, and the
9810    * user could close the file chooser window in the meantime.
9811    */
9812   g_object_ref (impl);
9813
9814   if (!_gtk_file_system_volume_is_mounted (volume))
9815     {
9816       GMountOperation *mount_op;
9817
9818       set_busy_cursor (impl, TRUE);
9819
9820       mount_op = gtk_mount_operation_new (get_toplevel (GTK_WIDGET (impl)));
9821       impl->shortcuts_activate_iter_cancellable =
9822         _gtk_file_system_mount_volume (impl->file_system, volume, mount_op,
9823                                        shortcuts_activate_volume_mount_cb,
9824                                        g_object_ref (impl));
9825       g_object_unref (mount_op);
9826     }
9827   else
9828     {
9829       file = _gtk_file_system_volume_get_root (volume);
9830       if (file != NULL)
9831         {
9832           change_folder_and_display_error (impl, file, FALSE);
9833           g_object_unref (file);
9834         }
9835     }
9836
9837   g_object_unref (impl);
9838 }
9839
9840 /* Opens the folder or volume at the specified iter in the shortcuts model */
9841 struct ShortcutsActivateData
9842 {
9843   GtkFileChooserDefault *impl;
9844   GFile *file;
9845 };
9846
9847 static void
9848 shortcuts_activate_get_info_cb (GCancellable *cancellable,
9849                                 GFileInfo    *info,
9850                                 const GError *error,
9851                                 gpointer      user_data)
9852 {
9853   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
9854   struct ShortcutsActivateData *data = user_data;
9855
9856   if (cancellable != data->impl->shortcuts_activate_iter_cancellable)
9857     goto out;
9858
9859   data->impl->shortcuts_activate_iter_cancellable = NULL;
9860
9861   if (cancelled)
9862     goto out;
9863
9864   if (!error && _gtk_file_info_consider_as_directory (info))
9865     change_folder_and_display_error (data->impl, data->file, FALSE);
9866   else
9867     gtk_file_chooser_default_select_file (GTK_FILE_CHOOSER (data->impl),
9868                                           data->file,
9869                                           NULL);
9870
9871 out:
9872   g_object_unref (data->impl);
9873   g_object_unref (data->file);
9874   g_free (data);
9875
9876   g_object_unref (cancellable);
9877 }
9878
9879 static void
9880 shortcuts_activate_mount_enclosing_volume (GCancellable        *cancellable,
9881                                            GtkFileSystemVolume *volume,
9882                                            const GError        *error,
9883                                            gpointer             user_data)
9884 {
9885   struct ShortcutsActivateData *data = user_data;
9886
9887   if (error)
9888     {
9889       error_changing_folder_dialog (data->impl, data->file, g_error_copy (error));
9890
9891       g_object_unref (data->impl);
9892       g_object_unref (data->file);
9893       g_free (data);
9894
9895       return;
9896     }
9897
9898   data->impl->shortcuts_activate_iter_cancellable =
9899     _gtk_file_system_get_info (data->impl->file_system, data->file,
9900                                "standard::type",
9901                                shortcuts_activate_get_info_cb, data);
9902
9903   if (volume)
9904     _gtk_file_system_volume_unref (volume);
9905 }
9906
9907 static void
9908 shortcuts_activate_iter (GtkFileChooserDefault *impl,
9909                          GtkTreeIter           *iter)
9910 {
9911   gpointer col_data;
9912   ShortcutType shortcut_type;
9913
9914   /* In the Save modes, we want to preserve what the uesr typed in the filename
9915    * entry, so that he may choose another folder without erasing his typed name.
9916    */
9917   if (impl->location_entry
9918       && !(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
9919            || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER))
9920     _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
9921
9922   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), iter,
9923                       SHORTCUTS_COL_DATA, &col_data,
9924                       SHORTCUTS_COL_TYPE, &shortcut_type,
9925                       -1);
9926
9927   if (impl->shortcuts_activate_iter_cancellable)
9928     {
9929       g_cancellable_cancel (impl->shortcuts_activate_iter_cancellable);
9930       impl->shortcuts_activate_iter_cancellable = NULL;
9931     }
9932
9933   if (shortcut_type == SHORTCUT_TYPE_SEPARATOR)
9934     return;
9935   else if (shortcut_type == SHORTCUT_TYPE_VOLUME)
9936     {
9937       GtkFileSystemVolume *volume;
9938
9939       volume = col_data;
9940
9941       operation_mode_set (impl, OPERATION_MODE_BROWSE);
9942
9943       shortcuts_activate_volume (impl, volume);
9944     }
9945   else if (shortcut_type == SHORTCUT_TYPE_FILE)
9946     {
9947       struct ShortcutsActivateData *data;
9948       GtkFileSystemVolume *volume;
9949
9950       operation_mode_set (impl, OPERATION_MODE_BROWSE);
9951
9952       volume = _gtk_file_system_get_volume_for_file (impl->file_system, col_data);
9953
9954       data = g_new0 (struct ShortcutsActivateData, 1);
9955       data->impl = g_object_ref (impl);
9956       data->file = g_object_ref (col_data);
9957
9958       if (!volume || !_gtk_file_system_volume_is_mounted (volume))
9959         {
9960           GMountOperation *mount_operation;
9961           GtkWidget *toplevel;
9962
9963           toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
9964
9965           mount_operation = gtk_mount_operation_new (GTK_WINDOW (toplevel));
9966
9967           impl->shortcuts_activate_iter_cancellable =
9968             _gtk_file_system_mount_enclosing_volume (impl->file_system, col_data,
9969                                                      mount_operation,
9970                                                      shortcuts_activate_mount_enclosing_volume,
9971                                                      data);
9972         }
9973       else
9974         {
9975           impl->shortcuts_activate_iter_cancellable =
9976             _gtk_file_system_get_info (impl->file_system, data->file,
9977                                        "standard::type",
9978                                        shortcuts_activate_get_info_cb, data);
9979         }
9980     }
9981   else if (shortcut_type == SHORTCUT_TYPE_SEARCH)
9982     {
9983       operation_mode_set (impl, OPERATION_MODE_SEARCH);
9984     }
9985   else if (shortcut_type == SHORTCUT_TYPE_RECENT)
9986     {
9987       operation_mode_set (impl, OPERATION_MODE_RECENT);
9988     }
9989 }
9990
9991 /* Handler for GtkWidget::key-press-event on the shortcuts list */
9992 static gboolean
9993 shortcuts_key_press_event_cb (GtkWidget             *widget,
9994                               GdkEventKey           *event,
9995                               GtkFileChooserDefault *impl)
9996 {
9997   guint modifiers;
9998
9999   modifiers = gtk_accelerator_get_default_mod_mask ();
10000
10001   if (key_is_left_or_right (event))
10002     {
10003       gtk_widget_grab_focus (impl->browse_files_tree_view);
10004       return TRUE;
10005     }
10006
10007   if ((event->keyval == GDK_KEY_BackSpace
10008       || event->keyval == GDK_KEY_Delete
10009       || event->keyval == GDK_KEY_KP_Delete)
10010       && (event->state & modifiers) == 0)
10011     {
10012       remove_selected_bookmarks (impl);
10013       return TRUE;
10014     }
10015
10016   if ((event->keyval == GDK_KEY_F2)
10017       && (event->state & modifiers) == 0)
10018     {
10019       rename_selected_bookmark (impl);
10020       return TRUE;
10021     }
10022
10023   return FALSE;
10024 }
10025
10026 static gboolean
10027 shortcuts_select_func  (GtkTreeSelection  *selection,
10028                         GtkTreeModel      *model,
10029                         GtkTreePath       *path,
10030                         gboolean           path_currently_selected,
10031                         gpointer           data)
10032 {
10033   GtkFileChooserDefault *impl = data;
10034   GtkTreeIter filter_iter;
10035   ShortcutType shortcut_type;
10036
10037   if (!gtk_tree_model_get_iter (impl->shortcuts_pane_filter_model, &filter_iter, path))
10038     g_assert_not_reached ();
10039
10040   gtk_tree_model_get (impl->shortcuts_pane_filter_model, &filter_iter, SHORTCUTS_COL_TYPE, &shortcut_type, -1);
10041
10042   return shortcut_type != SHORTCUT_TYPE_SEPARATOR;
10043 }
10044
10045 static gboolean
10046 list_select_func  (GtkTreeSelection  *selection,
10047                    GtkTreeModel      *model,
10048                    GtkTreePath       *path,
10049                    gboolean           path_currently_selected,
10050                    gpointer           data)
10051 {
10052   GtkFileChooserDefault *impl = data;
10053
10054   if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
10055       impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
10056     {
10057       GtkTreeIter iter;
10058       gboolean is_folder;
10059
10060       if (!gtk_tree_model_get_iter (model, &iter, path))
10061         return FALSE;
10062       gtk_tree_model_get (model, &iter,
10063                           MODEL_COL_IS_FOLDER, &is_folder,
10064                           -1);
10065       if (!is_folder)
10066         return FALSE;
10067     }
10068
10069   return TRUE;
10070 }
10071
10072 static void
10073 list_selection_changed (GtkTreeSelection      *selection,
10074                         GtkFileChooserDefault *impl)
10075 {
10076   /* See if we are in the new folder editable row for Save mode */
10077   if (impl->operation_mode == OPERATION_MODE_BROWSE &&
10078       impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
10079     {
10080       GFileInfo *info;
10081       gboolean had_selection;
10082
10083       info = get_selected_file_info_from_file_list (impl, &had_selection);
10084       if (!had_selection)
10085         goto out; /* normal processing */
10086
10087       if (!info)
10088         return; /* We are on the editable row for New Folder */
10089     }
10090
10091  out:
10092
10093   if (impl->location_entry)
10094     update_chooser_entry (impl);
10095
10096   path_bar_update (impl);
10097
10098   check_preview_change (impl);
10099   bookmarks_check_add_sensitivity (impl);
10100   check_copy_file_location_sensitivity (impl);
10101
10102   g_signal_emit_by_name (impl, "selection-changed", 0);
10103 }
10104
10105 /* Callback used when a row in the file list is activated */
10106 static void
10107 list_row_activated (GtkTreeView           *tree_view,
10108                     GtkTreePath           *path,
10109                     GtkTreeViewColumn     *column,
10110                     GtkFileChooserDefault *impl)
10111 {
10112   GFile *file;
10113   GtkTreeIter iter;
10114   GtkTreeModel *model;
10115   gboolean is_folder;
10116
10117   model = gtk_tree_view_get_model (tree_view);
10118
10119   if (!gtk_tree_model_get_iter (model, &iter, path))
10120     return;
10121
10122   gtk_tree_model_get (model, &iter,
10123                       MODEL_COL_FILE, &file,
10124                       MODEL_COL_IS_FOLDER, &is_folder,
10125                       -1);
10126
10127   if (is_folder && file)
10128     {
10129       change_folder_and_display_error (impl, file, FALSE);
10130       goto out;
10131     }
10132
10133   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
10134       impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
10135     g_signal_emit_by_name (impl, "file-activated");
10136
10137  out:
10138
10139   if (file)
10140     g_object_unref (file);
10141 }
10142
10143 static void
10144 path_bar_clicked (GtkPathBar            *path_bar,
10145                   GFile                 *file,
10146                   GFile                 *child_file,
10147                   gboolean               child_is_hidden,
10148                   GtkFileChooserDefault *impl)
10149 {
10150   if (child_file)
10151     pending_select_files_add (impl, child_file);
10152
10153   if (!change_folder_and_display_error (impl, file, FALSE))
10154     return;
10155
10156   /* Say we have "/foo/bar/[.baz]" and the user clicks on "bar".  We should then
10157    * show hidden files so that ".baz" appears in the file list, as it will still
10158    * be shown in the path bar: "/foo/[bar]/.baz"
10159    */
10160   if (child_is_hidden)
10161     g_object_set (impl, "show-hidden", TRUE, NULL);
10162 }
10163
10164 static void
10165 update_cell_renderer_attributes (GtkFileChooserDefault *impl)
10166 {
10167   GtkTreeViewColumn *column;
10168   GtkCellRenderer *renderer;
10169   GList *walk, *list;
10170   gboolean always_sensitive;
10171
10172   always_sensitive = impl->action != GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER &&
10173                      impl->action != GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER;
10174
10175   /* Keep the following column numbers in sync with create_file_list() */
10176
10177   /* name */
10178   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 0);
10179   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10180   for (walk = list; walk; walk = walk->next)
10181     {
10182       renderer = walk->data;
10183       if (GTK_IS_CELL_RENDERER_PIXBUF (renderer))
10184         {
10185           gtk_tree_view_column_set_attributes (column, renderer,
10186                                                "pixbuf", MODEL_COL_PIXBUF,
10187                                                NULL);
10188         }
10189       else
10190         {
10191           gtk_tree_view_column_set_attributes (column, renderer,
10192                                                "text", MODEL_COL_NAME,
10193                                                "ellipsize", MODEL_COL_ELLIPSIZE,
10194                                                NULL);
10195         }
10196       if (always_sensitive)
10197         g_object_set (renderer, "sensitive", TRUE, NULL);
10198       else
10199         gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10200     }
10201   g_list_free (list);
10202
10203   /* size */
10204   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 1);
10205   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10206   renderer = list->data;
10207   gtk_tree_view_column_set_attributes (column, renderer,
10208                                        "text", MODEL_COL_SIZE_TEXT,
10209                                        NULL);
10210   if (always_sensitive)
10211     g_object_set (renderer, "sensitive", TRUE, NULL);
10212   else
10213     gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10214   g_list_free (list);
10215
10216   /* mtime */
10217   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 2);
10218   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10219   renderer = list->data;
10220   gtk_tree_view_column_set_attributes (column, renderer,
10221                                        "text", MODEL_COL_MTIME_TEXT,
10222                                        NULL);
10223   if (always_sensitive)
10224     g_object_set (renderer, "sensitive", TRUE, NULL);
10225   else
10226     gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10227   g_list_free (list);
10228 }
10229
10230 GtkWidget *
10231 _gtk_file_chooser_default_new (void)
10232 {
10233   return g_object_new (GTK_TYPE_FILE_CHOOSER_DEFAULT, NULL);
10234 }
10235
10236 static void
10237 location_set_user_text (GtkFileChooserDefault *impl,
10238                         const gchar           *path)
10239 {
10240   _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), path);
10241   gtk_editable_set_position (GTK_EDITABLE (impl->location_entry), -1);
10242 }
10243
10244 static void
10245 location_popup_handler (GtkFileChooserDefault *impl,
10246                         const gchar           *path)
10247 {
10248   if (impl->operation_mode != OPERATION_MODE_BROWSE)
10249     {
10250       GtkWidget *widget_to_focus;
10251
10252       operation_mode_set (impl, OPERATION_MODE_BROWSE);
10253
10254       if (impl->current_folder)
10255         change_folder_and_display_error (impl, impl->current_folder, FALSE);
10256
10257       if (impl->location_mode == LOCATION_MODE_PATH_BAR)
10258         widget_to_focus = impl->browse_files_tree_view;
10259       else
10260         widget_to_focus = impl->location_entry;
10261
10262       gtk_widget_grab_focus (widget_to_focus);
10263       return;
10264     }
10265
10266   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
10267       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
10268     {
10269       if (!path)
10270         return;
10271
10272       location_mode_set (impl, LOCATION_MODE_FILENAME_ENTRY, TRUE);
10273       location_set_user_text (impl, path);
10274     }
10275   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
10276            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
10277     {
10278       gtk_widget_grab_focus (impl->location_entry);
10279       if (path != NULL)
10280         location_set_user_text (impl, path);
10281     }
10282   else
10283     g_assert_not_reached ();
10284 }
10285
10286 /* Handler for the "up-folder" keybinding signal */
10287 static void
10288 up_folder_handler (GtkFileChooserDefault *impl)
10289 {
10290   _gtk_path_bar_up (GTK_PATH_BAR (impl->browse_path_bar));
10291 }
10292
10293 /* Handler for the "down-folder" keybinding signal */
10294 static void
10295 down_folder_handler (GtkFileChooserDefault *impl)
10296 {
10297   _gtk_path_bar_down (GTK_PATH_BAR (impl->browse_path_bar));
10298 }
10299
10300 /* Switches to the shortcut in the specified index */
10301 static void
10302 switch_to_shortcut (GtkFileChooserDefault *impl,
10303                     int pos)
10304 {
10305   GtkTreeIter iter;
10306
10307   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
10308     g_assert_not_reached ();
10309
10310   shortcuts_activate_iter (impl, &iter);
10311 }
10312
10313 /* Handler for the "home-folder" keybinding signal */
10314 static void
10315 home_folder_handler (GtkFileChooserDefault *impl)
10316 {
10317   if (impl->has_home)
10318     switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_HOME));
10319 }
10320
10321 /* Handler for the "desktop-folder" keybinding signal */
10322 static void
10323 desktop_folder_handler (GtkFileChooserDefault *impl)
10324 {
10325   if (impl->has_desktop)
10326     switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_DESKTOP));
10327 }
10328
10329 /* Handler for the "search-shortcut" keybinding signal */
10330 static void
10331 search_shortcut_handler (GtkFileChooserDefault *impl)
10332 {
10333   if (impl->has_search)
10334     {
10335       switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_SEARCH));
10336
10337       /* we want the entry widget to grab the focus the first
10338        * time, not the browse_files_tree_view widget.
10339        */
10340       if (impl->search_entry)
10341         gtk_widget_grab_focus (impl->search_entry);
10342     }
10343 }
10344
10345 /* Handler for the "recent-shortcut" keybinding signal */
10346 static void
10347 recent_shortcut_handler (GtkFileChooserDefault *impl)
10348 {
10349   switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_RECENT));
10350 }
10351
10352 static void
10353 quick_bookmark_handler (GtkFileChooserDefault *impl,
10354                         gint bookmark_index)
10355 {
10356   int bookmark_pos;
10357   GtkTreePath *path;
10358
10359   if (bookmark_index < 0 || bookmark_index >= impl->num_bookmarks)
10360     return;
10361
10362   bookmark_pos = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS) + bookmark_index;
10363
10364   path = gtk_tree_path_new_from_indices (bookmark_pos, -1);
10365   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
10366                                 path, NULL,
10367                                 FALSE, 0.0, 0.0);
10368   gtk_tree_path_free (path);
10369
10370   switch_to_shortcut (impl, bookmark_pos);
10371 }
10372
10373 static void
10374 show_hidden_handler (GtkFileChooserDefault *impl)
10375 {
10376   g_object_set (impl,
10377                 "show-hidden", !impl->show_hidden,
10378                 NULL);
10379 }
10380
10381
10382 /* Drag and drop interfaces */
10383
10384 static void
10385 _shortcuts_pane_model_filter_class_init (ShortcutsPaneModelFilterClass *class)
10386 {
10387 }
10388
10389 static void
10390 _shortcuts_pane_model_filter_init (ShortcutsPaneModelFilter *model)
10391 {
10392   model->impl = NULL;
10393 }
10394
10395 /* GtkTreeDragSource::row_draggable implementation for the shortcuts filter model */
10396 static gboolean
10397 shortcuts_pane_model_filter_row_draggable (GtkTreeDragSource *drag_source,
10398                                            GtkTreePath       *path)
10399 {
10400   ShortcutsPaneModelFilter *model;
10401   int pos;
10402   int bookmarks_pos;
10403
10404   model = SHORTCUTS_PANE_MODEL_FILTER (drag_source);
10405
10406   pos = *gtk_tree_path_get_indices (path);
10407   bookmarks_pos = shortcuts_get_index (model->impl, SHORTCUTS_BOOKMARKS);
10408
10409   return (pos >= bookmarks_pos && pos < bookmarks_pos + model->impl->num_bookmarks);
10410 }
10411
10412 /* GtkTreeDragSource::drag_data_get implementation for the shortcuts
10413  * filter model
10414  */
10415 static gboolean
10416 shortcuts_pane_model_filter_drag_data_get (GtkTreeDragSource *drag_source,
10417                                            GtkTreePath       *path,
10418                                            GtkSelectionData  *selection_data)
10419 {
10420   /* FIXME */
10421
10422   return FALSE;
10423 }
10424
10425 /* Fill the GtkTreeDragSourceIface vtable */
10426 static void
10427 shortcuts_pane_model_filter_drag_source_iface_init (GtkTreeDragSourceIface *iface)
10428 {
10429   iface->row_draggable = shortcuts_pane_model_filter_row_draggable;
10430   iface->drag_data_get = shortcuts_pane_model_filter_drag_data_get;
10431 }
10432
10433 #if 0
10434 /* Fill the GtkTreeDragDestIface vtable */
10435 static void
10436 shortcuts_pane_model_filter_drag_dest_iface_init (GtkTreeDragDestIface *iface)
10437 {
10438   iface->drag_data_received = shortcuts_pane_model_filter_drag_data_received;
10439   iface->row_drop_possible = shortcuts_pane_model_filter_row_drop_possible;
10440 }
10441 #endif
10442
10443 static GtkTreeModel *
10444 shortcuts_pane_model_filter_new (GtkFileChooserDefault *impl,
10445                                  GtkTreeModel          *child_model,
10446                                  GtkTreePath           *root)
10447 {
10448   ShortcutsPaneModelFilter *model;
10449
10450   model = g_object_new (SHORTCUTS_PANE_MODEL_FILTER_TYPE,
10451                         "child-model", child_model,
10452                         "virtual-root", root,
10453                         NULL);
10454
10455   model->impl = impl;
10456
10457   return GTK_TREE_MODEL (model);
10458 }
10459