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

   1 /* -*- Mode: C; c-file-style: "gnu"; tab-width: 8 -*- */
   2 /* GTK - The GIMP Toolkit
   3  * gtkfilechooserdefault.c: Default implementation of GtkFileChooser
   4  * Copyright (C) 2003, Red Hat, Inc.
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the
  18  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19  * Boston, MA 02111-1307, USA.
  20  */
  21
  22 #include "config.h"
  23
  24 #include "gtkfilechooserdefault.h"
  25
  26 #include "gtkbindings.h"
  27 #include "gtkcelllayout.h"
  28 #include "gtkcellrendererpixbuf.h"
  29 #include "gtkcellrenderertext.h"
  30 #include "gtkcheckmenuitem.h"
  31 #include "gtkclipboard.h"
  32 #include "gtkcomboboxtext.h"
  33 #include "gtkentry.h"
  34 #include "gtkexpander.h"
  35 #include "gtkfilechooserprivate.h"
  36 #include "gtkfilechooserdialog.h"
  37 #include "gtkfilechooserembed.h"
  38 #include "gtkfilechooserentry.h"
  39 #include "gtkfilechooserutils.h"
  40 #include "gtkfilechooser.h"
  41 #include "gtkfilesystem.h"
  42 #include "gtkfilesystemmodel.h"
  43 #include "gtkframe.h"
  44 #include "gtkpaned.h"
  45 #include "gtkiconfactory.h"
  46 #include "gtkicontheme.h"
  47 #include "gtkimage.h"
  48 #include "gtkimagemenuitem.h"
  49 #include "gtkinfobar.h"
  50 #include "gtklabel.h"
  51 #include "gtkmarshalers.h"
  52 #include "gtkmessagedialog.h"
  53 #include "gtkmountoperation.h"
  54 #include "gtkpathbar.h"
  55 #include "gtkprivate.h"
  56 #include "gtkradiobutton.h"
  57 #include "gtkrecentfilter.h"
  58 #include "gtkrecentmanager.h"
  59 #include "gtkscrolledwindow.h"
  60 #include "gtkseparatormenuitem.h"
  61 #include "gtksizegroup.h"
  62 #include "gtksizerequest.h"
  63 #include "gtkstock.h"
  64 #include "gtkgrid.h"
  65 #include "gtktoolbar.h"
  66 #include "gtktoolbutton.h"
  67 #include "gtktooltip.h"
  68 #include "gtktreednd.h"
  69 #include "gtktreeprivate.h"
  70 #include "gtktreeselection.h"
  71 #include "gtkbox.h"
  72 #include "gtkorientable.h"
  73 #include "gtkintl.h"
  74
  75 #include <errno.h>
  76 #include <string.h>
  77 #include <time.h>
  78 #include <sys/stat.h>
  79 #include <sys/types.h>
  80 #include <locale.h>
  81
  82 #ifdef HAVE_UNISTD_H
  83 #include <unistd.h>
  84 #endif
  85 #ifdef G_OS_WIN32
  86 #include <io.h>
  87 #endif
  88
  89 /* Values for GtkSelection-related "info" fields */
  90 #define SELECTION_TEXT 0
  91 #define SELECTION_URI  1
  92
  93 /* Profiling stuff */
  94 #undef PROFILE_FILE_CHOOSER
  95 #ifdef PROFILE_FILE_CHOOSER
  96
  97
  98 #ifndef F_OK
  99 #define F_OK 0
 100 #endif
 101
 102 #define PROFILE_INDENT 4
 103
 104 static int profile_indent;
 105
 106 static void
 107 profile_add_indent (int indent)
 108 {
 109   profile_indent += indent;
 110   if (profile_indent < 0)
 111     g_error ("You screwed up your indentation");
 112 }
 113
 114 void
 115 _gtk_file_chooser_profile_log (const char *func, int indent, const char *msg1, const char *msg2)
 116 {
 117   char *str;
 118
 119   if (indent < 0)
 120     profile_add_indent (indent);
 121
 122   if (profile_indent == 0)
 123     str = g_strdup_printf ("MARK: %s %s %s", func ? func : "", msg1 ? msg1 : "", msg2 ? msg2 : "");
 124   else
 125     str = g_strdup_printf ("MARK: %*c %s %s %s", profile_indent - 1, ' ', func ? func : "", msg1 ? msg1 : "", msg2 ? msg2 : "");
 126
 127   access (str, F_OK);
 128   g_free (str);
 129
 130   if (indent > 0)
 131     profile_add_indent (indent);
 132 }
 133
 134 #define profile_start(x, y) _gtk_file_chooser_profile_log (G_STRFUNC, PROFILE_INDENT, x, y)
 135 #define profile_end(x, y) _gtk_file_chooser_profile_log (G_STRFUNC, -PROFILE_INDENT, x, y)
 136 #define profile_msg(x, y) _gtk_file_chooser_profile_log (NULL, 0, x, y)
 137 #else
 138 #define profile_start(x, y)
 139 #define profile_end(x, y)
 140 #define profile_msg(x, y)
 141 #endif
 142
 143
 144
 145 typedef struct _GtkFileChooserDefaultClass GtkFileChooserDefaultClass;
 146
 147 #define GTK_FILE_CHOOSER_DEFAULT_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_FILE_CHOOSER_DEFAULT, GtkFileChooserDefaultClass))
 148 #define GTK_IS_FILE_CHOOSER_DEFAULT_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_FILE_CHOOSER_DEFAULT))
 149 #define GTK_FILE_CHOOSER_DEFAULT_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_FILE_CHOOSER_DEFAULT, GtkFileChooserDefaultClass))
 150
 151 #define MAX_LOADING_TIME 500
 152
 153 #define DEFAULT_NEW_FOLDER_NAME _("Type name of new folder")
 154
 155 struct _GtkFileChooserDefaultClass
 156 {
 157   GtkBoxClass parent_class;
 158 };
 159
 160 /* Signal IDs */
 161 enum {
 162   LOCATION_POPUP,
 163   LOCATION_POPUP_ON_PASTE,
 164   UP_FOLDER,
 165   DOWN_FOLDER,
 166   HOME_FOLDER,
 167   DESKTOP_FOLDER,
 168   QUICK_BOOKMARK,
 169   LOCATION_TOGGLE_POPUP,
 170   SHOW_HIDDEN,
 171   SEARCH_SHORTCUT,
 172   RECENT_SHORTCUT,
 173
 174   LAST_SIGNAL
 175 };
 176
 177 static guint signals[LAST_SIGNAL] = { 0 };
 178
 179 /* Column numbers for the shortcuts tree.  Keep these in sync with shortcuts_model_create() */
 180 enum {
 181   SHORTCUTS_COL_PIXBUF,
 182   SHORTCUTS_COL_NAME,
 183   SHORTCUTS_COL_DATA,
 184   SHORTCUTS_COL_TYPE,
 185   SHORTCUTS_COL_REMOVABLE,
 186   SHORTCUTS_COL_PIXBUF_VISIBLE,
 187   SHORTCUTS_COL_CANCELLABLE,
 188   SHORTCUTS_COL_NUM_COLUMNS
 189 };
 190
 191 typedef enum {
 192   SHORTCUT_TYPE_FILE,
 193   SHORTCUT_TYPE_VOLUME,
 194   SHORTCUT_TYPE_SEPARATOR,
 195   SHORTCUT_TYPE_SEARCH,
 196   SHORTCUT_TYPE_RECENT
 197 } ShortcutType;
 198
 199 #define MODEL_ATTRIBUTES "standard::name,standard::type,standard::display-name," \
 200                          "standard::is-hidden,standard::is-backup,standard::size," \
 201                          "standard::content-type,time::modified"
 202 enum {
 203   /* the first 3 must be these due to settings caching sort column */
 204   MODEL_COL_NAME,
 205   MODEL_COL_SIZE,
 206   MODEL_COL_MTIME,
 207   MODEL_COL_FILE,
 208   MODEL_COL_NAME_COLLATED,
 209   MODEL_COL_IS_FOLDER,
 210   MODEL_COL_PIXBUF,
 211   MODEL_COL_SIZE_TEXT,
 212   MODEL_COL_MTIME_TEXT,
 213   MODEL_COL_ELLIPSIZE,
 214   MODEL_COL_NUM_COLUMNS
 215 };
 216
 217 /* This list of types is passed to _gtk_file_system_model_new*() */
 218 #define MODEL_COLUMN_TYPES                                      \
 219         MODEL_COL_NUM_COLUMNS,                                  \
 220         G_TYPE_STRING,            /* MODEL_COL_NAME */          \
 221         G_TYPE_INT64,             /* MODEL_COL_SIZE */          \
 222         G_TYPE_LONG,              /* MODEL_COL_MTIME */         \
 223         G_TYPE_FILE,              /* MODEL_COL_FILE */          \
 224         G_TYPE_STRING,            /* MODEL_COL_NAME_COLLATED */ \
 225         G_TYPE_BOOLEAN,           /* MODEL_COL_IS_FOLDER */     \
 226         GDK_TYPE_PIXBUF,          /* MODEL_COL_PIXBUF */        \
 227         G_TYPE_STRING,            /* MODEL_COL_SIZE_TEXT */     \
 228         G_TYPE_STRING,            /* MODEL_COL_MTIME_TEXT */    \
 229         PANGO_TYPE_ELLIPSIZE_MODE /* MODEL_COL_ELLIPSIZE */
 230
 231 /* Identifiers for target types */
 232 enum {
 233   GTK_TREE_MODEL_ROW,
 234 };
 235
 236 /* Interesting places in the shortcuts bar */
 237 typedef enum {
 238   SHORTCUTS_SEARCH,
 239   SHORTCUTS_RECENT,
 240   SHORTCUTS_RECENT_SEPARATOR,
 241   SHORTCUTS_HOME,
 242   SHORTCUTS_DESKTOP,
 243   SHORTCUTS_VOLUMES,
 244   SHORTCUTS_SHORTCUTS,
 245   SHORTCUTS_BOOKMARKS_SEPARATOR,
 246   SHORTCUTS_BOOKMARKS,
 247   SHORTCUTS_CURRENT_FOLDER_SEPARATOR,
 248   SHORTCUTS_CURRENT_FOLDER
 249 } ShortcutsIndex;
 250
 251 /* Icon size for if we can't get it from the theme */
 252 #define FALLBACK_ICON_SIZE 16
 253
 254 #define PREVIEW_HBOX_SPACING 12
 255 #define NUM_LINES 45
 256 #define NUM_CHARS 60
 257
 258 #define SETTINGS_KEY_LAST_FOLDER_URI     "last-folder-uri"
 259 #define SETTINGS_KEY_LOCATION_MODE       "location-mode"
 260 #define SETTINGS_KEY_SHOW_HIDDEN         "show-hidden"
 261 #define SETTINGS_KEY_SHOW_SIZE_COLUMN    "show-size-column"
 262 #define SETTINGS_KEY_SORT_COLUMN         "sort-column"
 263 #define SETTINGS_KEY_SORT_ORDER          "sort-order"
 264 #define SETTINGS_KEY_WINDOW_POSITION     "window-position"
 265 #define SETTINGS_KEY_WINDOW_SIZE         "window-size"
 266
 267 static void gtk_file_chooser_default_iface_init       (GtkFileChooserIface        *iface);
 268 static void gtk_file_chooser_embed_default_iface_init (GtkFileChooserEmbedIface   *iface);
 269
 270 static GObject* gtk_file_chooser_default_constructor  (GType                  type,
 271                                                        guint                  n_construct_properties,
 272                                                        GObjectConstructParam *construct_params);
 273 static void     gtk_file_chooser_default_finalize     (GObject               *object);
 274 static void     gtk_file_chooser_default_set_property (GObject               *object,
 275                                                        guint                  prop_id,
 276                                                        const GValue          *value,
 277                                                        GParamSpec            *pspec);
 278 static void     gtk_file_chooser_default_get_property (GObject               *object,
 279                                                        guint                  prop_id,
 280                                                        GValue                *value,
 281                                                        GParamSpec            *pspec);
 282 static void     gtk_file_chooser_default_dispose      (GObject               *object);
 283 static void     gtk_file_chooser_default_show_all       (GtkWidget             *widget);
 284 static void     gtk_file_chooser_default_realize        (GtkWidget             *widget);
 285 static void     gtk_file_chooser_default_map            (GtkWidget             *widget);
 286 static void     gtk_file_chooser_default_unmap          (GtkWidget             *widget);
 287 static void     gtk_file_chooser_default_hierarchy_changed (GtkWidget          *widget,
 288                                                             GtkWidget          *previous_toplevel);
 289 static void     gtk_file_chooser_default_style_updated  (GtkWidget             *widget);
 290 static void     gtk_file_chooser_default_screen_changed (GtkWidget             *widget,
 291                                                          GdkScreen             *previous_screen);
 292 static void     gtk_file_chooser_default_size_allocate  (GtkWidget             *widget,
 293                                                          GtkAllocation         *allocation);
 294
 295 static gboolean       gtk_file_chooser_default_set_current_folder          (GtkFileChooser    *chooser,
 296                                                                             GFile             *folder,
 297                                                                             GError           **error);
 298 static gboolean       gtk_file_chooser_default_update_current_folder       (GtkFileChooser    *chooser,
 299                                                                             GFile             *folder,
 300                                                                             gboolean           keep_trail,
 301                                                                             gboolean           clear_entry,
 302                                                                             GError           **error);
 303 static GFile *        gtk_file_chooser_default_get_current_folder          (GtkFileChooser    *chooser);
 304 static void           gtk_file_chooser_default_set_current_name            (GtkFileChooser    *chooser,
 305                                                                             const gchar       *name);
 306 static gboolean       gtk_file_chooser_default_select_file                 (GtkFileChooser    *chooser,
 307                                                                             GFile             *file,
 308                                                                             GError           **error);
 309 static void           gtk_file_chooser_default_unselect_file               (GtkFileChooser    *chooser,
 310                                                                             GFile             *file);
 311 static void           gtk_file_chooser_default_select_all                  (GtkFileChooser    *chooser);
 312 static void           gtk_file_chooser_default_unselect_all                (GtkFileChooser    *chooser);
 313 static GSList *       gtk_file_chooser_default_get_files                   (GtkFileChooser    *chooser);
 314 static GFile *        gtk_file_chooser_default_get_preview_file            (GtkFileChooser    *chooser);
 315 static GtkFileSystem *gtk_file_chooser_default_get_file_system             (GtkFileChooser    *chooser);
 316 static void           gtk_file_chooser_default_add_filter                  (GtkFileChooser    *chooser,
 317                                                                             GtkFileFilter     *filter);
 318 static void           gtk_file_chooser_default_remove_filter               (GtkFileChooser    *chooser,
 319                                                                             GtkFileFilter     *filter);
 320 static GSList *       gtk_file_chooser_default_list_filters                (GtkFileChooser    *chooser);
 321 static gboolean       gtk_file_chooser_default_add_shortcut_folder    (GtkFileChooser    *chooser,
 322                                                                        GFile             *file,
 323                                                                        GError           **error);
 324 static gboolean       gtk_file_chooser_default_remove_shortcut_folder (GtkFileChooser    *chooser,
 325                                                                        GFile             *file,
 326                                                                        GError           **error);
 327 static GSList *       gtk_file_chooser_default_list_shortcut_folders  (GtkFileChooser    *chooser);
 328
 329 static void           gtk_file_chooser_default_get_default_size       (GtkFileChooserEmbed *chooser_embed,
 330                                                                        gint                *default_width,
 331                                                                        gint                *default_height);
 332 static gboolean       gtk_file_chooser_default_should_respond         (GtkFileChooserEmbed *chooser_embed);
 333 static void           gtk_file_chooser_default_initial_focus          (GtkFileChooserEmbed *chooser_embed);
 334
 335 static void add_selection_to_recent_list (GtkFileChooserDefault *impl);
 336
 337 static void location_popup_handler  (GtkFileChooserDefault *impl,
 338                                      const gchar           *path);
 339 static void location_popup_on_paste_handler (GtkFileChooserDefault *impl);
 340 static void location_toggle_popup_handler   (GtkFileChooserDefault *impl);
 341 static void up_folder_handler       (GtkFileChooserDefault *impl);
 342 static void down_folder_handler     (GtkFileChooserDefault *impl);
 343 static void home_folder_handler     (GtkFileChooserDefault *impl);
 344 static void desktop_folder_handler  (GtkFileChooserDefault *impl);
 345 static void quick_bookmark_handler  (GtkFileChooserDefault *impl,
 346                                      gint                   bookmark_index);
 347 static void show_hidden_handler     (GtkFileChooserDefault *impl);
 348 static void search_shortcut_handler (GtkFileChooserDefault *impl);
 349 static void recent_shortcut_handler (GtkFileChooserDefault *impl);
 350 static void update_appearance       (GtkFileChooserDefault *impl);
 351
 352 static void set_current_filter   (GtkFileChooserDefault *impl,
 353                                   GtkFileFilter         *filter);
 354 static void check_preview_change (GtkFileChooserDefault *impl);
 355
 356 static void filter_combo_changed       (GtkComboBox           *combo_box,
 357                                         GtkFileChooserDefault *impl);
 358
 359 static gboolean shortcuts_key_press_event_cb (GtkWidget             *widget,
 360                                               GdkEventKey           *event,
 361                                               GtkFileChooserDefault *impl);
 362
 363 static gboolean shortcuts_select_func   (GtkTreeSelection      *selection,
 364                                          GtkTreeModel          *model,
 365                                          GtkTreePath           *path,
 366                                          gboolean               path_currently_selected,
 367                                          gpointer               data);
 368 static gboolean shortcuts_get_selected  (GtkFileChooserDefault *impl,
 369                                          GtkTreeIter           *iter);
 370 static void shortcuts_activate_iter (GtkFileChooserDefault *impl,
 371                                      GtkTreeIter           *iter);
 372 static int shortcuts_get_index (GtkFileChooserDefault *impl,
 373                                 ShortcutsIndex         where);
 374 static int shortcut_find_position (GtkFileChooserDefault *impl,
 375                                    GFile                 *file);
 376
 377 static void bookmarks_check_add_sensitivity (GtkFileChooserDefault *impl);
 378
 379 static gboolean list_select_func   (GtkTreeSelection      *selection,
 380                                     GtkTreeModel          *model,
 381                                     GtkTreePath           *path,
 382                                     gboolean               path_currently_selected,
 383                                     gpointer               data);
 384
 385 static void list_selection_changed     (GtkTreeSelection      *tree_selection,
 386                                         GtkFileChooserDefault *impl);
 387 static void list_row_activated         (GtkTreeView           *tree_view,
 388                                         GtkTreePath           *path,
 389                                         GtkTreeViewColumn     *column,
 390                                         GtkFileChooserDefault *impl);
 391
 392 static void path_bar_clicked (GtkPathBar            *path_bar,
 393                               GFile                 *file,
 394                               GFile                 *child,
 395                               gboolean               child_is_hidden,
 396                               GtkFileChooserDefault *impl);
 397
 398 static void add_bookmark_button_clicked_cb    (GtkButton             *button,
 399                                                GtkFileChooserDefault *impl);
 400 static void remove_bookmark_button_clicked_cb (GtkButton             *button,
 401                                                GtkFileChooserDefault *impl);
 402
 403 static void update_cell_renderer_attributes (GtkFileChooserDefault *impl);
 404
 405 static void load_remove_timer (GtkFileChooserDefault *impl);
 406 static void browse_files_center_selected_row (GtkFileChooserDefault *impl);
 407
 408 static void location_button_toggled_cb (GtkToggleButton *toggle,
 409                                         GtkFileChooserDefault *impl);
 410 static void location_switch_to_path_bar (GtkFileChooserDefault *impl);
 411
 412 static void stop_loading_and_clear_list_model (GtkFileChooserDefault *impl,
 413                                                gboolean remove_from_treeview);
 414
 415 static void     search_setup_widgets         (GtkFileChooserDefault *impl);
 416 static void     search_stop_searching        (GtkFileChooserDefault *impl,
 417                                               gboolean               remove_query);
 418 static void     search_clear_model           (GtkFileChooserDefault *impl,
 419                                               gboolean               remove_from_treeview);
 420 static gboolean search_should_respond        (GtkFileChooserDefault *impl);
 421 static GSList  *search_get_selected_files    (GtkFileChooserDefault *impl);
 422 static void     search_entry_activate_cb     (GtkEntry              *entry,
 423                                               gpointer               data);
 424 static void     settings_load                (GtkFileChooserDefault *impl);
 425
 426 static void     recent_start_loading         (GtkFileChooserDefault *impl);
 427 static void     recent_stop_loading          (GtkFileChooserDefault *impl);
 428 static void     recent_clear_model           (GtkFileChooserDefault *impl,
 429                                               gboolean               remove_from_treeview);
 430 static gboolean recent_should_respond        (GtkFileChooserDefault *impl);
 431 static GSList * recent_get_selected_files    (GtkFileChooserDefault *impl);
 432 static void     set_file_system_backend      (GtkFileChooserDefault *impl);
 433 static void     unset_file_system_backend    (GtkFileChooserDefault *impl);
 434
 435
 436
 437 \f
 438
 439 /* Drag and drop interface declarations */
 440
 441 typedef struct {
 442   GtkTreeModelFilter parent;
 443
 444   GtkFileChooserDefault *impl;
 445 } ShortcutsPaneModelFilter;
 446
 447 typedef struct {
 448   GtkTreeModelFilterClass parent_class;
 449 } ShortcutsPaneModelFilterClass;
 450
 451 #define SHORTCUTS_PANE_MODEL_FILTER_TYPE (_shortcuts_pane_model_filter_get_type ())
 452 #define SHORTCUTS_PANE_MODEL_FILTER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), SHORTCUTS_PANE_MODEL_FILTER_TYPE, ShortcutsPaneModelFilter))
 453
 454 static void shortcuts_pane_model_filter_drag_source_iface_init (GtkTreeDragSourceIface *iface);
 455
 456 G_DEFINE_TYPE_WITH_CODE (ShortcutsPaneModelFilter,
 457                          _shortcuts_pane_model_filter,
 458                          GTK_TYPE_TREE_MODEL_FILTER,
 459                          G_IMPLEMENT_INTERFACE (GTK_TYPE_TREE_DRAG_SOURCE,
 460                                                 shortcuts_pane_model_filter_drag_source_iface_init))
 461
 462 static GtkTreeModel *shortcuts_pane_model_filter_new (GtkFileChooserDefault *impl,
 463                                                       GtkTreeModel          *child_model,
 464                                                       GtkTreePath           *root);
 465
 466 \f
 467
 468 G_DEFINE_TYPE_WITH_CODE (GtkFileChooserDefault, _gtk_file_chooser_default, GTK_TYPE_BOX,
 469                          G_IMPLEMENT_INTERFACE (GTK_TYPE_FILE_CHOOSER,
 470                                                 gtk_file_chooser_default_iface_init)
 471                          G_IMPLEMENT_INTERFACE (GTK_TYPE_FILE_CHOOSER_EMBED,
 472                                                 gtk_file_chooser_embed_default_iface_init));
 473
 474
 475 static void
 476 add_normal_and_shifted_binding (GtkBindingSet  *binding_set,
 477                                 guint           keyval,
 478                                 GdkModifierType modifiers,
 479                                 const gchar    *signal_name)
 480 {
 481   gtk_binding_entry_add_signal (binding_set,
 482                                 keyval, modifiers,
 483                                 signal_name, 0);
 484
 485   gtk_binding_entry_add_signal (binding_set,
 486                                 keyval, modifiers | GDK_SHIFT_MASK,
 487                                 signal_name, 0);
 488 }
 489
 490 static void
 491 _gtk_file_chooser_default_class_init (GtkFileChooserDefaultClass *class)
 492 {
 493   static const guint quick_bookmark_keyvals[10] = {
 494     GDK_KEY_1, GDK_KEY_2, GDK_KEY_3, GDK_KEY_4, GDK_KEY_5, GDK_KEY_6, GDK_KEY_7, GDK_KEY_8, GDK_KEY_9, GDK_KEY_0
 495   };
 496   GObjectClass *gobject_class = G_OBJECT_CLASS (class);
 497   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
 498   GtkBindingSet *binding_set;
 499   int i;
 500
 501   gobject_class->finalize = gtk_file_chooser_default_finalize;
 502   gobject_class->constructor = gtk_file_chooser_default_constructor;
 503   gobject_class->set_property = gtk_file_chooser_default_set_property;
 504   gobject_class->get_property = gtk_file_chooser_default_get_property;
 505   gobject_class->dispose = gtk_file_chooser_default_dispose;
 506
 507   widget_class->show_all = gtk_file_chooser_default_show_all;
 508   widget_class->realize = gtk_file_chooser_default_realize;
 509   widget_class->map = gtk_file_chooser_default_map;
 510   widget_class->unmap = gtk_file_chooser_default_unmap;
 511   widget_class->hierarchy_changed = gtk_file_chooser_default_hierarchy_changed;
 512   widget_class->style_updated = gtk_file_chooser_default_style_updated;
 513   widget_class->screen_changed = gtk_file_chooser_default_screen_changed;
 514   widget_class->size_allocate = gtk_file_chooser_default_size_allocate;
 515
 516   signals[LOCATION_POPUP] =
 517     g_signal_new_class_handler (I_("location-popup"),
 518                                 G_OBJECT_CLASS_TYPE (class),
 519                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 520                                 G_CALLBACK (location_popup_handler),
 521                                 NULL, NULL,
 522                                 _gtk_marshal_VOID__STRING,
 523                                 G_TYPE_NONE, 1, G_TYPE_STRING);
 524
 525   signals[LOCATION_POPUP_ON_PASTE] =
 526     g_signal_new_class_handler (I_("location-popup-on-paste"),
 527                                 G_OBJECT_CLASS_TYPE (class),
 528                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 529                                 G_CALLBACK (location_popup_on_paste_handler),
 530                                 NULL, NULL,
 531                                 _gtk_marshal_VOID__VOID,
 532                                 G_TYPE_NONE, 0);
 533
 534   signals[LOCATION_TOGGLE_POPUP] =
 535     g_signal_new_class_handler (I_("location-toggle-popup"),
 536                                 G_OBJECT_CLASS_TYPE (class),
 537                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 538                                 G_CALLBACK (location_toggle_popup_handler),
 539                                 NULL, NULL,
 540                                 _gtk_marshal_VOID__VOID,
 541                                 G_TYPE_NONE, 0);
 542
 543   signals[UP_FOLDER] =
 544     g_signal_new_class_handler (I_("up-folder"),
 545                                 G_OBJECT_CLASS_TYPE (class),
 546                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 547                                 G_CALLBACK (up_folder_handler),
 548                                 NULL, NULL,
 549                                 _gtk_marshal_VOID__VOID,
 550                                 G_TYPE_NONE, 0);
 551
 552   signals[DOWN_FOLDER] =
 553     g_signal_new_class_handler (I_("down-folder"),
 554                                 G_OBJECT_CLASS_TYPE (class),
 555                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 556                                 G_CALLBACK (down_folder_handler),
 557                                 NULL, NULL,
 558                                 _gtk_marshal_VOID__VOID,
 559                                 G_TYPE_NONE, 0);
 560
 561   signals[HOME_FOLDER] =
 562     g_signal_new_class_handler (I_("home-folder"),
 563                                 G_OBJECT_CLASS_TYPE (class),
 564                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 565                                 G_CALLBACK (home_folder_handler),
 566                                 NULL, NULL,
 567                                 _gtk_marshal_VOID__VOID,
 568                                 G_TYPE_NONE, 0);
 569
 570   signals[DESKTOP_FOLDER] =
 571     g_signal_new_class_handler (I_("desktop-folder"),
 572                                 G_OBJECT_CLASS_TYPE (class),
 573                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 574                                 G_CALLBACK (desktop_folder_handler),
 575                                 NULL, NULL,
 576                                 _gtk_marshal_VOID__VOID,
 577                                 G_TYPE_NONE, 0);
 578
 579   signals[QUICK_BOOKMARK] =
 580     g_signal_new_class_handler (I_("quick-bookmark"),
 581                                 G_OBJECT_CLASS_TYPE (class),
 582                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 583                                 G_CALLBACK (quick_bookmark_handler),
 584                                 NULL, NULL,
 585                                 _gtk_marshal_VOID__INT,
 586                                 G_TYPE_NONE, 1, G_TYPE_INT);
 587
 588   signals[SHOW_HIDDEN] =
 589     g_signal_new_class_handler (I_("show-hidden"),
 590                                 G_OBJECT_CLASS_TYPE (class),
 591                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 592                                 G_CALLBACK (show_hidden_handler),
 593                                 NULL, NULL,
 594                                 _gtk_marshal_VOID__VOID,
 595                                 G_TYPE_NONE, 0);
 596
 597   signals[SEARCH_SHORTCUT] =
 598     g_signal_new_class_handler (I_("search-shortcut"),
 599                                 G_OBJECT_CLASS_TYPE (class),
 600                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 601                                 G_CALLBACK (search_shortcut_handler),
 602                                 NULL, NULL,
 603                                 _gtk_marshal_VOID__VOID,
 604                                 G_TYPE_NONE, 0);
 605
 606   signals[RECENT_SHORTCUT] =
 607     g_signal_new_class_handler (I_("recent-shortcut"),
 608                                 G_OBJECT_CLASS_TYPE (class),
 609                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 610                                 G_CALLBACK (recent_shortcut_handler),
 611                                 NULL, NULL,
 612                                 _gtk_marshal_VOID__VOID,
 613                                 G_TYPE_NONE, 0);
 614
 615   binding_set = gtk_binding_set_by_class (class);
 616
 617   gtk_binding_entry_add_signal (binding_set,
 618                                 GDK_KEY_l, GDK_CONTROL_MASK,
 619                                 "location-toggle-popup",
 620                                 0);
 621
 622   gtk_binding_entry_add_signal (binding_set,
 623                                 GDK_KEY_slash, 0,
 624                                 "location-popup",
 625                                 1, G_TYPE_STRING, "/");
 626   gtk_binding_entry_add_signal (binding_set,
 627                                 GDK_KEY_KP_Divide, 0,
 628                                 "location-popup",
 629                                 1, G_TYPE_STRING, "/");
 630
 631 #ifdef G_OS_UNIX
 632   gtk_binding_entry_add_signal (binding_set,
 633                                 GDK_KEY_asciitilde, 0,
 634                                 "location-popup",
 635                                 1, G_TYPE_STRING, "~");
 636 #endif
 637
 638   gtk_binding_entry_add_signal (binding_set,
 639                                 GDK_KEY_v, GDK_CONTROL_MASK,
 640                                 "location-popup-on-paste",
 641                                 0);
 642   gtk_binding_entry_add_signal (binding_set,
 643                                 GDK_KEY_BackSpace, 0,
 644                                 "up-folder",
 645                                 0);
 646
 647   add_normal_and_shifted_binding (binding_set,
 648                                   GDK_KEY_Up, GDK_MOD1_MASK,
 649                                   "up-folder");
 650
 651   add_normal_and_shifted_binding (binding_set,
 652                                   GDK_KEY_KP_Up, GDK_MOD1_MASK,
 653                                   "up-folder");
 654
 655   add_normal_and_shifted_binding (binding_set,
 656                                   GDK_KEY_Down, GDK_MOD1_MASK,
 657                                   "down-folder");
 658   add_normal_and_shifted_binding (binding_set,
 659                                   GDK_KEY_KP_Down, GDK_MOD1_MASK,
 660                                   "down-folder");
 661
 662   gtk_binding_entry_add_signal (binding_set,
 663                                 GDK_KEY_Home, GDK_MOD1_MASK,
 664                                 "home-folder",
 665                                 0);
 666   gtk_binding_entry_add_signal (binding_set,
 667                                 GDK_KEY_KP_Home, GDK_MOD1_MASK,
 668                                 "home-folder",
 669                                 0);
 670   gtk_binding_entry_add_signal (binding_set,
 671                                 GDK_KEY_d, GDK_MOD1_MASK,
 672                                 "desktop-folder",
 673                                 0);
 674   gtk_binding_entry_add_signal (binding_set,
 675                                 GDK_KEY_h, GDK_CONTROL_MASK,
 676                                 "show-hidden",
 677                                 0);
 678   gtk_binding_entry_add_signal (binding_set,
 679                                 GDK_KEY_s, GDK_MOD1_MASK,
 680                                 "search-shortcut",
 681                                 0);
 682   gtk_binding_entry_add_signal (binding_set,
 683                                 GDK_KEY_r, GDK_MOD1_MASK,
 684                                 "recent-shortcut",
 685                                 0);
 686
 687   for (i = 0; i < 10; i++)
 688     gtk_binding_entry_add_signal (binding_set,
 689                                   quick_bookmark_keyvals[i], GDK_MOD1_MASK,
 690                                   "quick-bookmark",
 691                                   1, G_TYPE_INT, i);
 692
 693   _gtk_file_chooser_install_properties (gobject_class);
 694 }
 695
 696 static void
 697 gtk_file_chooser_default_iface_init (GtkFileChooserIface *iface)
 698 {
 699   iface->select_file = gtk_file_chooser_default_select_file;
 700   iface->unselect_file = gtk_file_chooser_default_unselect_file;
 701   iface->select_all = gtk_file_chooser_default_select_all;
 702   iface->unselect_all = gtk_file_chooser_default_unselect_all;
 703   iface->get_files = gtk_file_chooser_default_get_files;
 704   iface->get_preview_file = gtk_file_chooser_default_get_preview_file;
 705   iface->get_file_system = gtk_file_chooser_default_get_file_system;
 706   iface->set_current_folder = gtk_file_chooser_default_set_current_folder;
 707   iface->get_current_folder = gtk_file_chooser_default_get_current_folder;
 708   iface->set_current_name = gtk_file_chooser_default_set_current_name;
 709   iface->add_filter = gtk_file_chooser_default_add_filter;
 710   iface->remove_filter = gtk_file_chooser_default_remove_filter;
 711   iface->list_filters = gtk_file_chooser_default_list_filters;
 712   iface->add_shortcut_folder = gtk_file_chooser_default_add_shortcut_folder;
 713   iface->remove_shortcut_folder = gtk_file_chooser_default_remove_shortcut_folder;
 714   iface->list_shortcut_folders = gtk_file_chooser_default_list_shortcut_folders;
 715 }
 716
 717 static void
 718 gtk_file_chooser_embed_default_iface_init (GtkFileChooserEmbedIface *iface)
 719 {
 720   iface->get_default_size = gtk_file_chooser_default_get_default_size;
 721   iface->should_respond = gtk_file_chooser_default_should_respond;
 722   iface->initial_focus = gtk_file_chooser_default_initial_focus;
 723 }
 724
 725 static void
 726 _gtk_file_chooser_default_init (GtkFileChooserDefault *impl)
 727 {
 728   profile_start ("start", NULL);
 729 #ifdef PROFILE_FILE_CHOOSER
 730   access ("MARK: *** CREATE FILE CHOOSER", F_OK);
 731 #endif
 732   impl->local_only = TRUE;
 733   impl->preview_widget_active = TRUE;
 734   impl->use_preview_label = TRUE;
 735   impl->select_multiple = FALSE;
 736   impl->show_hidden = FALSE;
 737   impl->show_size_column = TRUE;
 738   impl->icon_size = FALLBACK_ICON_SIZE;
 739   impl->load_state = LOAD_EMPTY;
 740   impl->reload_state = RELOAD_EMPTY;
 741   impl->pending_select_files = NULL;
 742   impl->location_mode = LOCATION_MODE_PATH_BAR;
 743   impl->operation_mode = OPERATION_MODE_BROWSE;
 744   impl->sort_column = MODEL_COL_NAME;
 745   impl->sort_order = GTK_SORT_ASCENDING;
 746   impl->recent_manager = gtk_recent_manager_get_default ();
 747   impl->create_folders = TRUE;
 748
 749   gtk_orientable_set_orientation (GTK_ORIENTABLE (impl),
 750                                   GTK_ORIENTATION_VERTICAL);
 751   gtk_box_set_spacing (GTK_BOX (impl), 12);
 752
 753   set_file_system_backend (impl);
 754
 755   profile_end ("end", NULL);
 756 }
 757
 758 /* Frees the data columns for the specified iter in the shortcuts model*/
 759 static void
 760 shortcuts_free_row_data (GtkFileChooserDefault *impl,
 761                          GtkTreeIter           *iter)
 762 {
 763   gpointer col_data;
 764   ShortcutType shortcut_type;
 765   GCancellable *cancellable;
 766
 767   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), iter,
 768                       SHORTCUTS_COL_DATA, &col_data,
 769                       SHORTCUTS_COL_TYPE, &shortcut_type,
 770                       SHORTCUTS_COL_CANCELLABLE, &cancellable,
 771                       -1);
 772
 773   if (cancellable)
 774     {
 775       g_cancellable_cancel (cancellable);
 776       g_object_unref (cancellable);
 777     }
 778
 779   if (!(shortcut_type == SHORTCUT_TYPE_FILE ||
 780         shortcut_type == SHORTCUT_TYPE_VOLUME) ||
 781       !col_data)
 782     return;
 783
 784   if (shortcut_type == SHORTCUT_TYPE_VOLUME)
 785     {
 786       GtkFileSystemVolume *volume;
 787
 788       volume = col_data;
 789       _gtk_file_system_volume_unref (volume);
 790     }
 791   if (shortcut_type == SHORTCUT_TYPE_FILE)
 792     {
 793       GFile *file;
 794
 795       file = col_data;
 796       g_object_unref (file);
 797     }
 798 }
 799
 800 /* Frees all the data columns in the shortcuts model */
 801 static void
 802 shortcuts_free (GtkFileChooserDefault *impl)
 803 {
 804   GtkTreeIter iter;
 805
 806   if (!impl->shortcuts_model)
 807     return;
 808
 809   if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
 810     do
 811       {
 812         shortcuts_free_row_data (impl, &iter);
 813       }
 814     while (gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter));
 815
 816   g_object_unref (impl->shortcuts_model);
 817   impl->shortcuts_model = NULL;
 818 }
 819
 820 static void
 821 pending_select_files_free (GtkFileChooserDefault *impl)
 822 {
 823   g_slist_foreach (impl->pending_select_files, (GFunc) g_object_unref, NULL);
 824   g_slist_free (impl->pending_select_files);
 825   impl->pending_select_files = NULL;
 826 }
 827
 828 static void
 829 pending_select_files_add (GtkFileChooserDefault *impl,
 830                           GFile                 *file)
 831 {
 832   impl->pending_select_files =
 833     g_slist_prepend (impl->pending_select_files, g_object_ref (file));
 834 }
 835
 836 static void
 837 gtk_file_chooser_default_finalize (GObject *object)
 838 {
 839   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
 840   GSList *l;
 841
 842   unset_file_system_backend (impl);
 843
 844   if (impl->shortcuts_pane_filter_model)
 845     g_object_unref (impl->shortcuts_pane_filter_model);
 846
 847   shortcuts_free (impl);
 848
 849   g_free (impl->browse_files_last_selected_name);
 850
 851   for (l = impl->filters; l; l = l->next)
 852     {
 853       GtkFileFilter *filter;
 854
 855       filter = GTK_FILE_FILTER (l->data);
 856       g_object_unref (filter);
 857     }
 858   g_slist_free (impl->filters);
 859
 860   if (impl->current_filter)
 861     g_object_unref (impl->current_filter);
 862
 863   if (impl->current_volume_file)
 864     g_object_unref (impl->current_volume_file);
 865
 866   if (impl->current_folder)
 867     g_object_unref (impl->current_folder);
 868
 869   if (impl->preview_file)
 870     g_object_unref (impl->preview_file);
 871
 872   if (impl->browse_path_bar_size_group)
 873     g_object_unref (impl->browse_path_bar_size_group);
 874
 875   /* Free all the Models we have */
 876   stop_loading_and_clear_list_model (impl, FALSE);
 877   search_clear_model (impl, FALSE);
 878   recent_clear_model (impl, FALSE);
 879
 880   /* stopping the load above should have cleared this */
 881   g_assert (impl->load_timeout_id == 0);
 882
 883   g_free (impl->preview_display_name);
 884
 885   g_free (impl->edited_new_text);
 886
 887   G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->finalize (object);
 888 }
 889
 890 /* Shows an error dialog set as transient for the specified window */
 891 static void
 892 error_message_with_parent (GtkWindow  *parent,
 893                            const char *msg,
 894                            const char *detail)
 895 {
 896   GtkWidget *dialog;
 897
 898   dialog = gtk_message_dialog_new (parent,
 899                                    GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 900                                    GTK_MESSAGE_ERROR,
 901                                    GTK_BUTTONS_OK,
 902                                    "%s",
 903                                    msg);
 904   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
 905                                             "%s", detail);
 906
 907   if (parent && gtk_window_has_group (parent))
 908     gtk_window_group_add_window (gtk_window_get_group (parent),
 909                                  GTK_WINDOW (dialog));
 910
 911   gtk_dialog_run (GTK_DIALOG (dialog));
 912   gtk_widget_destroy (dialog);
 913 }
 914
 915 /* Returns a toplevel GtkWindow, or NULL if none */
 916 static GtkWindow *
 917 get_toplevel (GtkWidget *widget)
 918 {
 919   GtkWidget *toplevel;
 920
 921   toplevel = gtk_widget_get_toplevel (widget);
 922   if (!gtk_widget_is_toplevel (toplevel))
 923     return NULL;
 924   else
 925     return GTK_WINDOW (toplevel);
 926 }
 927
 928 /* Shows an error dialog for the file chooser */
 929 static void
 930 error_message (GtkFileChooserDefault *impl,
 931                const char            *msg,
 932                const char            *detail)
 933 {
 934   error_message_with_parent (get_toplevel (GTK_WIDGET (impl)), msg, detail);
 935 }
 936
 937 /* Shows a simple error dialog relative to a path.  Frees the GError as well. */
 938 static void
 939 error_dialog (GtkFileChooserDefault *impl,
 940               const char            *msg,
 941               GFile                 *file,
 942               GError                *error)
 943 {
 944   if (error)
 945     {
 946       char *uri = NULL;
 947       char *text;
 948
 949       if (file)
 950         uri = g_file_get_uri (file);
 951       text = g_strdup_printf (msg, uri);
 952       error_message (impl, text, error->message);
 953       g_free (text);
 954       g_free (uri);
 955       g_error_free (error);
 956     }
 957 }
 958
 959 /* Displays an error message about not being able to get information for a file.
 960  * Frees the GError as well.
 961  */
 962 static void
 963 error_getting_info_dialog (GtkFileChooserDefault *impl,
 964                            GFile                 *file,
 965                            GError                *error)
 966 {
 967   error_dialog (impl,
 968                 _("Could not retrieve information about the file"),
 969                 file, error);
 970 }
 971
 972 /* Shows an error dialog about not being able to add a bookmark */
 973 static void
 974 error_adding_bookmark_dialog (GtkFileChooserDefault *impl,
 975                               GFile                 *file,
 976                               GError                *error)
 977 {
 978   error_dialog (impl,
 979                 _("Could not add a bookmark"),
 980                 file, error);
 981 }
 982
 983 /* Shows an error dialog about not being able to remove a bookmark */
 984 static void
 985 error_removing_bookmark_dialog (GtkFileChooserDefault *impl,
 986                                 GFile                 *file,
 987                                 GError                *error)
 988 {
 989   error_dialog (impl,
 990                 _("Could not remove bookmark"),
 991                 file, error);
 992 }
 993
 994 /* Shows an error dialog about not being able to create a folder */
 995 static void
 996 error_creating_folder_dialog (GtkFileChooserDefault *impl,
 997                               GFile                 *file,
 998                               GError                *error)
 999 {
1000   error_dialog (impl,
1001                 _("The folder could not be created"),
1002                 file, error);
1003 }
1004
1005 /* Shows an error about not being able to create a folder because a file with
1006  * the same name is already there.
1007  */
1008 static void
1009 error_creating_folder_over_existing_file_dialog (GtkFileChooserDefault *impl,
1010                                                  GFile                 *file,
1011                                                  GError                *error)
1012 {
1013   error_dialog (impl,
1014                 _("The folder could not be created, as a file with the same "
1015                   "name already exists.  Try using a different name for the "
1016                   "folder, or rename the file first."),
1017                 file, error);
1018 }
1019
1020 static void
1021 error_with_file_under_nonfolder (GtkFileChooserDefault *impl,
1022                                  GFile *parent_file)
1023 {
1024   GError *error;
1025
1026   error = NULL;
1027   g_set_error_literal (&error, G_IO_ERROR, G_IO_ERROR_NOT_DIRECTORY,
1028                        _("You need to choose a valid filename."));
1029
1030   error_dialog (impl,
1031                 _("Cannot create a file under %s as it is not a folder"),
1032                 parent_file, error);
1033 }
1034
1035 /* Shows an error about not being able to select a folder because a file with
1036  * the same name is already there.
1037  */
1038 static void
1039 error_selecting_folder_over_existing_file_dialog (GtkFileChooserDefault *impl,
1040                                                   GFile                 *file)
1041 {
1042   error_dialog (impl,
1043                 _("You may only select folders.  The item that you selected is not a folder; "
1044                   "try using a different item."),
1045                 file, NULL);
1046 }
1047
1048 /* Shows an error dialog about not being able to create a filename */
1049 static void
1050 error_building_filename_dialog (GtkFileChooserDefault *impl,
1051                                 GError                *error)
1052 {
1053   error_dialog (impl, _("Invalid file name"),
1054                 NULL, error);
1055 }
1056
1057 /* Shows an error dialog when we cannot switch to a folder */
1058 static void
1059 error_changing_folder_dialog (GtkFileChooserDefault *impl,
1060                               GFile                 *file,
1061                               GError                *error)
1062 {
1063   error_dialog (impl, _("The folder contents could not be displayed"),
1064                 file, error);
1065 }
1066
1067 /* Changes folders, displaying an error dialog if this fails */
1068 static gboolean
1069 change_folder_and_display_error (GtkFileChooserDefault *impl,
1070                                  GFile                 *file,
1071                                  gboolean               clear_entry)
1072 {
1073   GError *error;
1074   gboolean result;
1075
1076   g_return_val_if_fail (G_IS_FILE (file), FALSE);
1077
1078   /* We copy the path because of this case:
1079    *
1080    * list_row_activated()
1081    *   fetches path from model; path belongs to the model (*)
1082    *   calls change_folder_and_display_error()
1083    *     calls gtk_file_chooser_set_current_folder_file()
1084    *       changing folders fails, sets model to NULL, thus freeing the path in (*)
1085    */
1086
1087   error = NULL;
1088   result = gtk_file_chooser_default_update_current_folder (GTK_FILE_CHOOSER (impl), file, TRUE, clear_entry, &error);
1089
1090   if (!result)
1091     error_changing_folder_dialog (impl, file, error);
1092
1093   return result;
1094 }
1095
1096 static void
1097 emit_default_size_changed (GtkFileChooserDefault *impl)
1098 {
1099   profile_msg ("    emit default-size-changed start", NULL);
1100   g_signal_emit_by_name (impl, "default-size-changed");
1101   profile_msg ("    emit default-size-changed end", NULL);
1102 }
1103
1104 static void
1105 update_preview_widget_visibility (GtkFileChooserDefault *impl)
1106 {
1107   if (impl->use_preview_label)
1108     {
1109       if (!impl->preview_label)
1110         {
1111           impl->preview_label = gtk_label_new (impl->preview_display_name);
1112           gtk_box_pack_start (GTK_BOX (impl->preview_box), impl->preview_label, FALSE, FALSE, 0);
1113           gtk_box_reorder_child (GTK_BOX (impl->preview_box), impl->preview_label, 0);
1114           gtk_label_set_ellipsize (GTK_LABEL (impl->preview_label), PANGO_ELLIPSIZE_MIDDLE);
1115           gtk_widget_show (impl->preview_label);
1116         }
1117     }
1118   else
1119     {
1120       if (impl->preview_label)
1121         {
1122           gtk_widget_destroy (impl->preview_label);
1123           impl->preview_label = NULL;
1124         }
1125     }
1126
1127   if (impl->preview_widget_active && impl->preview_widget)
1128     gtk_widget_show (impl->preview_box);
1129   else
1130     gtk_widget_hide (impl->preview_box);
1131
1132   if (!gtk_widget_get_mapped (GTK_WIDGET (impl)))
1133     emit_default_size_changed (impl);
1134 }
1135
1136 static void
1137 set_preview_widget (GtkFileChooserDefault *impl,
1138                     GtkWidget             *preview_widget)
1139 {
1140   if (preview_widget == impl->preview_widget)
1141     return;
1142
1143   if (impl->preview_widget)
1144     gtk_container_remove (GTK_CONTAINER (impl->preview_box),
1145                           impl->preview_widget);
1146
1147   impl->preview_widget = preview_widget;
1148   if (impl->preview_widget)
1149     {
1150       gtk_widget_show (impl->preview_widget);
1151       gtk_box_pack_start (GTK_BOX (impl->preview_box), impl->preview_widget, TRUE, TRUE, 0);
1152       gtk_box_reorder_child (GTK_BOX (impl->preview_box),
1153                              impl->preview_widget,
1154                              (impl->use_preview_label && impl->preview_label) ? 1 : 0);
1155     }
1156
1157   update_preview_widget_visibility (impl);
1158 }
1159
1160 /* Renders a "Search" icon at an appropriate size for a tree view */
1161 static GdkPixbuf *
1162 render_search_icon (GtkFileChooserDefault *impl)
1163 {
1164   return gtk_widget_render_icon_pixbuf (GTK_WIDGET (impl), GTK_STOCK_FIND, GTK_ICON_SIZE_MENU);
1165 }
1166
1167 static GdkPixbuf *
1168 render_recent_icon (GtkFileChooserDefault *impl)
1169 {
1170   GtkIconTheme *theme;
1171   GdkPixbuf *retval;
1172
1173   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
1174     theme = gtk_icon_theme_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
1175   else
1176     theme = gtk_icon_theme_get_default ();
1177
1178   retval = gtk_icon_theme_load_icon (theme, "document-open-recent",
1179                                      impl->icon_size, 0,
1180                                      NULL);
1181
1182   /* fallback */
1183   if (!retval)
1184     retval = gtk_widget_render_icon_pixbuf (GTK_WIDGET (impl), GTK_STOCK_FILE, GTK_ICON_SIZE_MENU);
1185
1186   return retval;
1187 }
1188
1189
1190 /* Re-reads all the icons for the shortcuts, used when the theme changes */
1191 struct ReloadIconsData
1192 {
1193   GtkFileChooserDefault *impl;
1194   GtkTreeRowReference *row_ref;
1195 };
1196
1197 static void
1198 shortcuts_reload_icons_get_info_cb (GCancellable *cancellable,
1199                                     GFileInfo    *info,
1200                                     const GError *error,
1201                                     gpointer      user_data)
1202 {
1203   GdkPixbuf *pixbuf;
1204   GtkTreeIter iter;
1205   GtkTreePath *path;
1206   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
1207   struct ReloadIconsData *data = user_data;
1208
1209   if (!g_slist_find (data->impl->reload_icon_cancellables, cancellable))
1210     goto out;
1211
1212   data->impl->reload_icon_cancellables = g_slist_remove (data->impl->reload_icon_cancellables, cancellable);
1213
1214   if (cancelled || error)
1215     goto out;
1216
1217   pixbuf = _gtk_file_info_render_icon (info, GTK_WIDGET (data->impl), data->impl->icon_size);
1218
1219   path = gtk_tree_row_reference_get_path (data->row_ref);
1220   if (path)
1221     {
1222       gtk_tree_model_get_iter (GTK_TREE_MODEL (data->impl->shortcuts_model), &iter, path);
1223       gtk_list_store_set (data->impl->shortcuts_model, &iter,
1224                           SHORTCUTS_COL_PIXBUF, pixbuf,
1225                           -1);
1226       gtk_tree_path_free (path);
1227     }
1228
1229   if (pixbuf)
1230     g_object_unref (pixbuf);
1231
1232 out:
1233   gtk_tree_row_reference_free (data->row_ref);
1234   g_object_unref (data->impl);
1235   g_free (data);
1236
1237   g_object_unref (cancellable);
1238 }
1239
1240 static void
1241 shortcuts_reload_icons (GtkFileChooserDefault *impl)
1242 {
1243   GSList *l;
1244   GtkTreeIter iter;
1245
1246   profile_start ("start", NULL);
1247
1248   if (!gtk_tree_model_get_iter_first (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
1249     goto out;
1250
1251   for (l = impl->reload_icon_cancellables; l; l = l->next)
1252     {
1253       GCancellable *cancellable = G_CANCELLABLE (l->data);
1254       g_cancellable_cancel (cancellable);
1255     }
1256   g_slist_free (impl->reload_icon_cancellables);
1257   impl->reload_icon_cancellables = NULL;
1258
1259   do
1260     {
1261       gpointer data;
1262       ShortcutType shortcut_type;
1263       gboolean pixbuf_visible;
1264       GdkPixbuf *pixbuf;
1265
1266       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
1267                           SHORTCUTS_COL_DATA, &data,
1268                           SHORTCUTS_COL_TYPE, &shortcut_type,
1269                           SHORTCUTS_COL_PIXBUF_VISIBLE, &pixbuf_visible,
1270                           -1);
1271
1272       pixbuf = NULL;
1273       if (pixbuf_visible)
1274         {
1275           if (shortcut_type == SHORTCUT_TYPE_VOLUME)
1276             {
1277               GtkFileSystemVolume *volume;
1278
1279               volume = data;
1280               pixbuf = _gtk_file_system_volume_render_icon (volume, GTK_WIDGET (impl),
1281                                                             impl->icon_size, NULL);
1282             }
1283           else if (shortcut_type == SHORTCUT_TYPE_FILE)
1284             {
1285               if (g_file_is_native (G_FILE (data)))
1286                 {
1287                   GFile *file;
1288                   struct ReloadIconsData *info;
1289                   GtkTreePath *tree_path;
1290                   GCancellable *cancellable;
1291
1292                   file = data;
1293
1294                   info = g_new0 (struct ReloadIconsData, 1);
1295                   info->impl = g_object_ref (impl);
1296                   tree_path = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->shortcuts_model), &iter);
1297                   info->row_ref = gtk_tree_row_reference_new (GTK_TREE_MODEL (impl->shortcuts_model), tree_path);
1298                   gtk_tree_path_free (tree_path);
1299
1300                   cancellable = _gtk_file_system_get_info (impl->file_system, file,
1301                                                            "standard::icon",
1302                                                            shortcuts_reload_icons_get_info_cb,
1303                                                            info);
1304                   impl->reload_icon_cancellables = g_slist_append (impl->reload_icon_cancellables, cancellable);
1305                 }
1306               else
1307                 {
1308                   GtkIconTheme *icon_theme;
1309
1310                   /* Don't call get_info for remote paths to avoid latency and
1311                    * auth dialogs.
1312                    * If we switch to a better bookmarks file format (XBEL), we
1313                    * should use mime info to get a better icon.
1314                    */
1315                   icon_theme = gtk_icon_theme_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
1316                   pixbuf = gtk_icon_theme_load_icon (icon_theme, "folder-remote",
1317                                                      impl->icon_size, 0, NULL);
1318                 }
1319             }
1320           else if (shortcut_type == SHORTCUT_TYPE_SEARCH)
1321             {
1322               pixbuf = render_search_icon (impl);
1323             }
1324           else if (shortcut_type == SHORTCUT_TYPE_RECENT)
1325             {
1326               pixbuf = render_recent_icon (impl);
1327             }
1328
1329           gtk_list_store_set (impl->shortcuts_model, &iter,
1330                               SHORTCUTS_COL_PIXBUF, pixbuf,
1331                               -1);
1332
1333           if (pixbuf)
1334             g_object_unref (pixbuf);
1335
1336         }
1337     }
1338   while (gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model),&iter));
1339
1340  out:
1341
1342   profile_end ("end", NULL);
1343 }
1344
1345 static void
1346 shortcuts_find_folder (GtkFileChooserDefault *impl,
1347                        GFile                 *folder)
1348 {
1349   GtkTreeSelection *selection;
1350   int pos;
1351   GtkTreePath *path;
1352
1353   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
1354
1355   g_assert (folder != NULL);
1356   pos = shortcut_find_position (impl, folder);
1357   if (pos == -1)
1358     {
1359       gtk_tree_selection_unselect_all (selection);
1360       return;
1361     }
1362
1363   path = gtk_tree_path_new_from_indices (pos, -1);
1364   gtk_tree_selection_select_path (selection, path);
1365   gtk_tree_path_free (path);
1366 }
1367
1368 /* If a shortcut corresponds to the current folder, selects it */
1369 static void
1370 shortcuts_find_current_folder (GtkFileChooserDefault *impl)
1371 {
1372   shortcuts_find_folder (impl, impl->current_folder);
1373 }
1374
1375 /* Removes the specified number of rows from the shortcuts list */
1376 static void
1377 shortcuts_remove_rows (GtkFileChooserDefault *impl,
1378                        int                    start_row,
1379                        int                    n_rows)
1380 {
1381   GtkTreePath *path;
1382
1383   path = gtk_tree_path_new_from_indices (start_row, -1);
1384
1385   for (; n_rows; n_rows--)
1386     {
1387       GtkTreeIter iter;
1388
1389       if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (impl->shortcuts_model), &iter, path))
1390         g_assert_not_reached ();
1391
1392       shortcuts_free_row_data (impl, &iter);
1393       gtk_list_store_remove (impl->shortcuts_model, &iter);
1394     }
1395
1396   gtk_tree_path_free (path);
1397 }
1398
1399 static void
1400 shortcuts_update_count (GtkFileChooserDefault *impl,
1401                         ShortcutsIndex         type,
1402                         gint                   value)
1403 {
1404   switch (type)
1405     {
1406       case SHORTCUTS_HOME:
1407         if (value < 0)
1408           impl->has_home = FALSE;
1409         else
1410           impl->has_home = TRUE;
1411         break;
1412
1413       case SHORTCUTS_DESKTOP:
1414         if (value < 0)
1415           impl->has_desktop = FALSE;
1416         else
1417           impl->has_desktop = TRUE;
1418         break;
1419
1420       case SHORTCUTS_VOLUMES:
1421         impl->num_volumes += value;
1422         break;
1423
1424       case SHORTCUTS_SHORTCUTS:
1425         impl->num_shortcuts += value;
1426         break;
1427
1428       case SHORTCUTS_BOOKMARKS:
1429         impl->num_bookmarks += value;
1430         break;
1431
1432       case SHORTCUTS_CURRENT_FOLDER:
1433         if (value < 0)
1434           impl->shortcuts_current_folder_active = FALSE;
1435         else
1436           impl->shortcuts_current_folder_active = TRUE;
1437         break;
1438
1439       default:
1440         /* nothing */
1441         break;
1442     }
1443 }
1444
1445 struct ShortcutsInsertRequest
1446 {
1447   GtkFileChooserDefault *impl;
1448   GFile *file;
1449   int pos;
1450   char *label_copy;
1451   GtkTreeRowReference *row_ref;
1452   ShortcutsIndex type;
1453   gboolean name_only;
1454   gboolean removable;
1455 };
1456
1457 static void
1458 get_file_info_finished (GCancellable *cancellable,
1459                         GFileInfo    *info,
1460                         const GError *error,
1461                         gpointer      data)
1462 {
1463   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
1464   GdkPixbuf *pixbuf;
1465   GtkTreePath *path;
1466   GtkTreeIter iter;
1467   GCancellable *model_cancellable = NULL;
1468   struct ShortcutsInsertRequest *request = data;
1469
1470   path = gtk_tree_row_reference_get_path (request->row_ref);
1471   if (!path)
1472     /* Handle doesn't exist anymore in the model */
1473     goto out;
1474
1475   gtk_tree_model_get_iter (GTK_TREE_MODEL (request->impl->shortcuts_model),
1476                            &iter, path);
1477   gtk_tree_path_free (path);
1478
1479   /* validate cancellable, else goto out */
1480   gtk_tree_model_get (GTK_TREE_MODEL (request->impl->shortcuts_model), &iter,
1481                       SHORTCUTS_COL_CANCELLABLE, &model_cancellable,
1482                       -1);
1483   if (cancellable != model_cancellable)
1484     goto out;
1485
1486   /* set the cancellable to NULL in the model (we unref later on) */
1487   gtk_list_store_set (request->impl->shortcuts_model, &iter,
1488                       SHORTCUTS_COL_CANCELLABLE, NULL,
1489                       -1);
1490
1491   if (cancelled)
1492     goto out;
1493
1494   if (!info)
1495     {
1496       gtk_list_store_remove (request->impl->shortcuts_model, &iter);
1497       shortcuts_update_count (request->impl, request->type, -1);
1498
1499       if (request->type == SHORTCUTS_HOME)
1500         {
1501           GFile *home;
1502
1503           home = g_file_new_for_path (g_get_home_dir ());
1504           error_getting_info_dialog (request->impl, home, g_error_copy (error));
1505           g_object_unref (home);
1506         }
1507       else if (request->type == SHORTCUTS_CURRENT_FOLDER)
1508         {
1509           /* Remove the current folder separator */
1510           gint separator_pos = shortcuts_get_index (request->impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
1511           shortcuts_remove_rows (request->impl, separator_pos, 1);
1512         }
1513
1514       goto out;
1515     }
1516
1517   if (!request->label_copy)
1518     request->label_copy = g_strdup (g_file_info_get_display_name (info));
1519   pixbuf = _gtk_file_info_render_icon (info, GTK_WIDGET (request->impl),
1520                                        request->impl->icon_size);
1521
1522   gtk_list_store_set (request->impl->shortcuts_model, &iter,
1523                       SHORTCUTS_COL_PIXBUF, pixbuf,
1524                       SHORTCUTS_COL_PIXBUF_VISIBLE, TRUE,
1525                       SHORTCUTS_COL_NAME, request->label_copy,
1526                       SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_FILE,
1527                       SHORTCUTS_COL_REMOVABLE, request->removable,
1528                       -1);
1529
1530   if (request->impl->shortcuts_pane_filter_model)
1531     gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (request->impl->shortcuts_pane_filter_model));
1532
1533   if (pixbuf)
1534     g_object_unref (pixbuf);
1535
1536 out:
1537   g_object_unref (request->impl);
1538   g_object_unref (request->file);
1539   gtk_tree_row_reference_free (request->row_ref);
1540   g_free (request->label_copy);
1541   g_free (request);
1542
1543   if (model_cancellable)
1544     g_object_unref (model_cancellable);
1545 }
1546
1547 /* FIXME: GtkFileSystem needs a function to split a remote path
1548  * into hostname and path components, or maybe just have a
1549  * gtk_file_system_path_get_display_name().
1550  *
1551  * This function is also used in gtkfilechooserbutton.c
1552  */
1553 gchar *
1554 _gtk_file_chooser_label_for_file (GFile *file)
1555 {
1556   const gchar *path, *start, *end, *p;
1557   gchar *uri, *host, *label;
1558
1559   uri = g_file_get_uri (file);
1560
1561   start = strstr (uri, "://");
1562   if (start)
1563     {
1564       start += 3;
1565       path = strchr (start, '/');
1566       if (path)
1567         end = path;
1568       else
1569         {
1570           end = uri + strlen (uri);
1571           path = "/";
1572         }
1573
1574       /* strip username */
1575       p = strchr (start, '@');
1576       if (p && p < end)
1577         start = p + 1;
1578
1579       p = strchr (start, ':');
1580       if (p && p < end)
1581         end = p;
1582
1583       host = g_strndup (start, end - start);
1584
1585       /* Translators: the first string is a path and the second string
1586        * is a hostname. Nautilus and the panel contain the same string
1587        * to translate.
1588        */
1589       label = g_strdup_printf (_("%1$s on %2$s"), path, host);
1590
1591       g_free (host);
1592     }
1593   else
1594     {
1595       label = g_strdup (uri);
1596     }
1597
1598   g_free (uri);
1599
1600   return label;
1601 }
1602
1603 /* Inserts a path in the shortcuts tree, making a copy of it; alternatively,
1604  * inserts a volume.  A position of -1 indicates the end of the tree.
1605  */
1606 static void
1607 shortcuts_insert_file (GtkFileChooserDefault *impl,
1608                        int                    pos,
1609                        ShortcutType           shortcut_type,
1610                        GtkFileSystemVolume   *volume,
1611                        GFile                 *file,
1612                        const char            *label,
1613                        gboolean               removable,
1614                        ShortcutsIndex         type)
1615 {
1616   char *label_copy;
1617   GdkPixbuf *pixbuf = NULL;
1618   gpointer data = NULL;
1619   GtkTreeIter iter;
1620   GtkIconTheme *icon_theme;
1621
1622   profile_start ("start shortcut", NULL);
1623
1624   if (shortcut_type == SHORTCUT_TYPE_VOLUME)
1625     {
1626       data = volume;
1627       label_copy = _gtk_file_system_volume_get_display_name (volume);
1628       pixbuf = _gtk_file_system_volume_render_icon (volume, GTK_WIDGET (impl),
1629                                                     impl->icon_size, NULL);
1630     }
1631   else if (shortcut_type == SHORTCUT_TYPE_FILE)
1632     {
1633       if (g_file_is_native (file))
1634         {
1635           struct ShortcutsInsertRequest *request;
1636           GCancellable *cancellable;
1637           GtkTreePath *p;
1638
1639           request = g_new0 (struct ShortcutsInsertRequest, 1);
1640           request->impl = g_object_ref (impl);
1641           request->file = g_object_ref (file);
1642           request->name_only = TRUE;
1643           request->removable = removable;
1644           request->pos = pos;
1645           request->type = type;
1646           if (label)
1647             request->label_copy = g_strdup (label);
1648
1649           if (pos == -1)
1650             gtk_list_store_append (impl->shortcuts_model, &iter);
1651           else
1652             gtk_list_store_insert (impl->shortcuts_model, &iter, pos);
1653
1654           p = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->shortcuts_model), &iter);
1655           request->row_ref = gtk_tree_row_reference_new (GTK_TREE_MODEL (impl->shortcuts_model), p);
1656           gtk_tree_path_free (p);
1657
1658           cancellable = _gtk_file_system_get_info (request->impl->file_system, request->file,
1659                                                    "standard::is-hidden,standard::is-backup,standard::display-name,standard::icon",
1660                                                    get_file_info_finished, request);
1661
1662           gtk_list_store_set (impl->shortcuts_model, &iter,
1663                               SHORTCUTS_COL_DATA, g_object_ref (file),
1664                               SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_FILE,
1665                               SHORTCUTS_COL_CANCELLABLE, cancellable,
1666                               -1);
1667
1668           shortcuts_update_count (impl, type, 1);
1669
1670           return;
1671         }
1672       else
1673         {
1674           /* Don't call get_info for remote paths to avoid latency and
1675            * auth dialogs.
1676            */
1677           data = g_object_ref (file);
1678           if (label)
1679             label_copy = g_strdup (label);
1680           else
1681             label_copy = _gtk_file_chooser_label_for_file (file);
1682
1683           /* If we switch to a better bookmarks file format (XBEL), we
1684            * should use mime info to get a better icon.
1685            */
1686           icon_theme = gtk_icon_theme_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
1687           pixbuf = gtk_icon_theme_load_icon (icon_theme, "folder-remote",
1688                                              impl->icon_size, 0, NULL);
1689         }
1690     }
1691    else
1692     {
1693       g_assert_not_reached ();
1694
1695       return;
1696     }
1697
1698   if (pos == -1)
1699     gtk_list_store_append (impl->shortcuts_model, &iter);
1700   else
1701     gtk_list_store_insert (impl->shortcuts_model, &iter, pos);
1702
1703   shortcuts_update_count (impl, type, 1);
1704
1705   gtk_list_store_set (impl->shortcuts_model, &iter,
1706                       SHORTCUTS_COL_PIXBUF, pixbuf,
1707                       SHORTCUTS_COL_PIXBUF_VISIBLE, TRUE,
1708                       SHORTCUTS_COL_NAME, label_copy,
1709                       SHORTCUTS_COL_DATA, data,
1710                       SHORTCUTS_COL_TYPE, shortcut_type,
1711                       SHORTCUTS_COL_REMOVABLE, removable,
1712                       SHORTCUTS_COL_CANCELLABLE, NULL,
1713                       -1);
1714
1715   if (impl->shortcuts_pane_filter_model)
1716     gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model));
1717
1718   g_free (label_copy);
1719
1720   if (pixbuf)
1721     g_object_unref (pixbuf);
1722
1723   profile_end ("end", NULL);
1724 }
1725
1726 static void
1727 shortcuts_append_search (GtkFileChooserDefault *impl)
1728 {
1729   GdkPixbuf *pixbuf;
1730   GtkTreeIter iter;
1731
1732   pixbuf = render_search_icon (impl);
1733
1734   gtk_list_store_append (impl->shortcuts_model, &iter);
1735   gtk_list_store_set (impl->shortcuts_model, &iter,
1736                       SHORTCUTS_COL_PIXBUF, pixbuf,
1737                       SHORTCUTS_COL_PIXBUF_VISIBLE, TRUE,
1738                       SHORTCUTS_COL_NAME, _("Search"),
1739                       SHORTCUTS_COL_DATA, NULL,
1740                       SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_SEARCH,
1741                       SHORTCUTS_COL_REMOVABLE, FALSE,
1742                       -1);
1743
1744   if (pixbuf)
1745     g_object_unref (pixbuf);
1746
1747   impl->has_search = TRUE;
1748 }
1749
1750 static void
1751 shortcuts_append_recent (GtkFileChooserDefault *impl)
1752 {
1753   GdkPixbuf *pixbuf;
1754   GtkTreeIter iter;
1755
1756   pixbuf = render_recent_icon (impl);
1757
1758   gtk_list_store_append (impl->shortcuts_model, &iter);
1759   gtk_list_store_set (impl->shortcuts_model, &iter,
1760                       SHORTCUTS_COL_PIXBUF, pixbuf,
1761                       SHORTCUTS_COL_PIXBUF_VISIBLE, TRUE,
1762                       SHORTCUTS_COL_NAME, _("Recently Used"),
1763                       SHORTCUTS_COL_DATA, NULL,
1764                       SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_RECENT,
1765                       SHORTCUTS_COL_REMOVABLE, FALSE,
1766                       -1);
1767
1768   if (pixbuf)
1769     g_object_unref (pixbuf);
1770 }
1771
1772 /* Appends an item for the user's home directory to the shortcuts model */
1773 static void
1774 shortcuts_append_home (GtkFileChooserDefault *impl)
1775 {
1776   const char *home_path;
1777   GFile *home;
1778
1779   profile_start ("start", NULL);
1780
1781   home_path = g_get_home_dir ();
1782   if (home_path == NULL)
1783     {
1784       profile_end ("end - no home directory!?", NULL);
1785       return;
1786     }
1787
1788   home = g_file_new_for_path (home_path);
1789   shortcuts_insert_file (impl, -1, SHORTCUT_TYPE_FILE, NULL, home, NULL, FALSE, SHORTCUTS_HOME);
1790   impl->has_home = TRUE;
1791
1792   g_object_unref (home);
1793
1794   profile_end ("end", NULL);
1795 }
1796
1797 /* Appends the ~/Desktop directory to the shortcuts model */
1798 static void
1799 shortcuts_append_desktop (GtkFileChooserDefault *impl)
1800 {
1801   const char *name;
1802   GFile *file;
1803
1804   profile_start ("start", NULL);
1805
1806   name = g_get_user_special_dir (G_USER_DIRECTORY_DESKTOP);
1807   /* "To disable a directory, point it to the homedir."
1808    * See http://freedesktop.org/wiki/Software/xdg-user-dirs
1809    **/
1810   if (!g_strcmp0 (name, g_get_home_dir ()))
1811     {
1812       profile_end ("end", NULL);
1813       return;
1814     }
1815
1816   file = g_file_new_for_path (name);
1817   shortcuts_insert_file (impl, -1, SHORTCUT_TYPE_FILE, NULL, file, _("Desktop"), FALSE, SHORTCUTS_DESKTOP);
1818   impl->has_desktop = TRUE;
1819
1820   /* We do not actually pop up an error dialog if there is no desktop directory
1821    * because some people may really not want to have one.
1822    */
1823
1824   g_object_unref (file);
1825
1826   profile_end ("end", NULL);
1827 }
1828
1829 /* Appends a list of GFile to the shortcuts model; returns how many were inserted */
1830 static int
1831 shortcuts_append_bookmarks (GtkFileChooserDefault *impl,
1832                             GSList                *bookmarks)
1833 {
1834   int start_row;
1835   int num_inserted;
1836   gchar *label;
1837
1838   profile_start ("start", NULL);
1839
1840   start_row = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR) + 1;
1841   num_inserted = 0;
1842
1843   for (; bookmarks; bookmarks = bookmarks->next)
1844     {
1845       GFile *file;
1846
1847       file = bookmarks->data;
1848
1849       if (impl->local_only && !g_file_is_native (file))
1850         continue;
1851
1852       if (shortcut_find_position (impl, file) != -1)
1853         continue;
1854
1855       label = _gtk_file_system_get_bookmark_label (impl->file_system, file);
1856
1857       shortcuts_insert_file (impl, start_row + num_inserted, SHORTCUT_TYPE_FILE, NULL, file, label, TRUE, SHORTCUTS_BOOKMARKS);
1858       g_free (label);
1859
1860       num_inserted++;
1861     }
1862
1863   profile_end ("end", NULL);
1864
1865   return num_inserted;
1866 }
1867
1868 /* Returns the index for the corresponding item in the shortcuts bar */
1869 static int
1870 shortcuts_get_index (GtkFileChooserDefault *impl,
1871                      ShortcutsIndex         where)
1872 {
1873   int n;
1874
1875   n = 0;
1876
1877   if (where == SHORTCUTS_SEARCH)
1878     goto out;
1879
1880   n += impl->has_search ? 1 : 0;
1881
1882   if (where == SHORTCUTS_RECENT)
1883     goto out;
1884
1885   n += 1; /* we always have the recently-used item */
1886
1887   if (where == SHORTCUTS_RECENT_SEPARATOR)
1888     goto out;
1889
1890   n += 1; /* we always have the separator after the recently-used item */
1891
1892   if (where == SHORTCUTS_HOME)
1893     goto out;
1894
1895   n += impl->has_home ? 1 : 0;
1896
1897   if (where == SHORTCUTS_DESKTOP)
1898     goto out;
1899
1900   n += impl->has_desktop ? 1 : 0;
1901
1902   if (where == SHORTCUTS_VOLUMES)
1903     goto out;
1904
1905   n += impl->num_volumes;
1906
1907   if (where == SHORTCUTS_SHORTCUTS)
1908     goto out;
1909
1910   n += impl->num_shortcuts;
1911
1912   if (where == SHORTCUTS_BOOKMARKS_SEPARATOR)
1913     goto out;
1914
1915   /* If there are no bookmarks there won't be a separator */
1916   n += (impl->num_bookmarks > 0) ? 1 : 0;
1917
1918   if (where == SHORTCUTS_BOOKMARKS)
1919     goto out;
1920
1921   n += impl->num_bookmarks;
1922
1923   if (where == SHORTCUTS_CURRENT_FOLDER_SEPARATOR)
1924     goto out;
1925
1926   n += 1;
1927
1928   if (where == SHORTCUTS_CURRENT_FOLDER)
1929     goto out;
1930
1931   g_assert_not_reached ();
1932
1933  out:
1934
1935   return n;
1936 }
1937
1938 /* Adds all the file system volumes to the shortcuts model */
1939 static void
1940 shortcuts_add_volumes (GtkFileChooserDefault *impl)
1941 {
1942   int start_row;
1943   GSList *list, *l;
1944   int n;
1945   gboolean old_changing_folders;
1946
1947   profile_start ("start", NULL);
1948
1949   old_changing_folders = impl->changing_folder;
1950   impl->changing_folder = TRUE;
1951
1952   start_row = shortcuts_get_index (impl, SHORTCUTS_VOLUMES);
1953   shortcuts_remove_rows (impl, start_row, impl->num_volumes);
1954   impl->num_volumes = 0;
1955
1956   list = _gtk_file_system_list_volumes (impl->file_system);
1957
1958   n = 0;
1959
1960   for (l = list; l; l = l->next)
1961     {
1962       GtkFileSystemVolume *volume;
1963
1964       volume = l->data;
1965
1966       if (impl->local_only)
1967         {
1968           if (_gtk_file_system_volume_is_mounted (volume))
1969             {
1970               GFile *base_file;
1971               gboolean base_is_native = TRUE;
1972
1973               base_file = _gtk_file_system_volume_get_root (volume);
1974               if (base_file != NULL)
1975                 {
1976                   base_is_native = g_file_is_native (base_file);
1977                   g_object_unref (base_file);
1978                 }
1979
1980               if (!base_is_native)
1981                 continue;
1982             }
1983         }
1984
1985       shortcuts_insert_file (impl,
1986                              start_row + n,
1987                              SHORTCUT_TYPE_VOLUME,
1988                              _gtk_file_system_volume_ref (volume),
1989                              NULL,
1990                              NULL,
1991                              FALSE,
1992                              SHORTCUTS_VOLUMES);
1993       n++;
1994     }
1995
1996   impl->num_volumes = n;
1997   g_slist_free (list);
1998
1999   if (impl->shortcuts_pane_filter_model)
2000     gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model));
2001
2002   impl->changing_folder = old_changing_folders;
2003
2004   profile_end ("end", NULL);
2005 }
2006
2007 /* Inserts a separator node in the shortcuts list */
2008 static void
2009 shortcuts_insert_separator (GtkFileChooserDefault *impl,
2010                             ShortcutsIndex         where)
2011 {
2012   GtkTreeIter iter;
2013
2014   g_assert (where == SHORTCUTS_RECENT_SEPARATOR ||
2015             where == SHORTCUTS_BOOKMARKS_SEPARATOR ||
2016             where == SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
2017
2018   gtk_list_store_insert (impl->shortcuts_model, &iter,
2019                          shortcuts_get_index (impl, where));
2020   gtk_list_store_set (impl->shortcuts_model, &iter,
2021                       SHORTCUTS_COL_PIXBUF, NULL,
2022                       SHORTCUTS_COL_PIXBUF_VISIBLE, FALSE,
2023                       SHORTCUTS_COL_NAME, NULL,
2024                       SHORTCUTS_COL_DATA, NULL,
2025                       SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_SEPARATOR,
2026                       -1);
2027 }
2028
2029 /* Updates the list of bookmarks */
2030 static void
2031 shortcuts_add_bookmarks (GtkFileChooserDefault *impl)
2032 {
2033   GSList *bookmarks;
2034   gboolean old_changing_folders;
2035   GtkTreeIter iter;
2036   GFile *list_selected = NULL;
2037   ShortcutType shortcut_type;
2038   gpointer col_data;
2039
2040   profile_start ("start", NULL);
2041
2042   old_changing_folders = impl->changing_folder;
2043   impl->changing_folder = TRUE;
2044
2045   if (shortcuts_get_selected (impl, &iter))
2046     {
2047       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model),
2048                           &iter,
2049                           SHORTCUTS_COL_DATA, &col_data,
2050                           SHORTCUTS_COL_TYPE, &shortcut_type,
2051                           -1);
2052
2053       if (col_data && shortcut_type == SHORTCUT_TYPE_FILE)
2054         list_selected = g_object_ref (col_data);
2055     }
2056
2057   if (impl->num_bookmarks > 0)
2058     shortcuts_remove_rows (impl,
2059                            shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR),
2060                            impl->num_bookmarks + 1);
2061
2062   impl->num_bookmarks = 0;
2063   shortcuts_insert_separator (impl, SHORTCUTS_BOOKMARKS_SEPARATOR);
2064
2065   bookmarks = _gtk_file_system_list_bookmarks (impl->file_system);
2066   shortcuts_append_bookmarks (impl, bookmarks);
2067   g_slist_foreach (bookmarks, (GFunc) g_object_unref, NULL);
2068   g_slist_free (bookmarks);
2069
2070   if (impl->num_bookmarks == 0)
2071     shortcuts_remove_rows (impl, shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR), 1);
2072
2073   if (impl->shortcuts_pane_filter_model)
2074     gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model));
2075
2076   if (list_selected)
2077     {
2078       shortcuts_find_folder (impl, list_selected);
2079       g_object_unref (list_selected);
2080     }
2081
2082   impl->changing_folder = old_changing_folders;
2083
2084   profile_end ("end", NULL);
2085 }
2086
2087 /* Appends a separator and a row to the shortcuts list for the current folder */
2088 static void
2089 shortcuts_add_current_folder (GtkFileChooserDefault *impl)
2090 {
2091   int pos;
2092
2093   g_assert (!impl->shortcuts_current_folder_active);
2094
2095   g_assert (impl->current_folder != NULL);
2096
2097   pos = shortcut_find_position (impl, impl->current_folder);
2098   if (pos == -1)
2099     {
2100       GtkFileSystemVolume *volume;
2101       GFile *base_file;
2102
2103       /* Separator */
2104       shortcuts_insert_separator (impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
2105
2106       /* Item */
2107       pos = shortcuts_get_index (impl, SHORTCUTS_CURRENT_FOLDER);
2108
2109       volume = _gtk_file_system_get_volume_for_file (impl->file_system, impl->current_folder);
2110       if (volume)
2111         base_file = _gtk_file_system_volume_get_root (volume);
2112       else
2113         base_file = NULL;
2114
2115       if (base_file && g_file_equal (base_file, impl->current_folder))
2116         shortcuts_insert_file (impl, pos, SHORTCUT_TYPE_VOLUME, volume, NULL, NULL, FALSE, SHORTCUTS_CURRENT_FOLDER);
2117       else
2118         shortcuts_insert_file (impl, pos, SHORTCUT_TYPE_FILE, NULL, impl->current_folder, NULL, FALSE, SHORTCUTS_CURRENT_FOLDER);
2119
2120       if (base_file)
2121         g_object_unref (base_file);
2122     }
2123 }
2124
2125 /* Updates the current folder row in the shortcuts model */
2126 static void
2127 shortcuts_update_current_folder (GtkFileChooserDefault *impl)
2128 {
2129   int pos;
2130
2131   pos = shortcuts_get_index (impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
2132
2133   if (impl->shortcuts_current_folder_active)
2134     {
2135       shortcuts_remove_rows (impl, pos, 2);
2136       impl->shortcuts_current_folder_active = FALSE;
2137     }
2138
2139   shortcuts_add_current_folder (impl);
2140 }
2141
2142 /* Filter function used for the shortcuts filter model */
2143 static gboolean
2144 shortcuts_pane_filter_cb (GtkTreeModel *model,
2145                           GtkTreeIter  *iter,
2146                           gpointer      data)
2147 {
2148   GtkFileChooserDefault *impl;
2149   GtkTreePath *path;
2150   int pos;
2151
2152   impl = GTK_FILE_CHOOSER_DEFAULT (data);
2153
2154   path = gtk_tree_model_get_path (model, iter);
2155   if (!path)
2156     return FALSE;
2157
2158   pos = *gtk_tree_path_get_indices (path);
2159   gtk_tree_path_free (path);
2160
2161   return (pos < shortcuts_get_index (impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR));
2162 }
2163
2164 /* Creates the list model for shortcuts */
2165 static void
2166 shortcuts_model_create (GtkFileChooserDefault *impl)
2167 {
2168   /* Keep this order in sync with the SHORCUTS_COL_* enum values */
2169   impl->shortcuts_model = gtk_list_store_new (SHORTCUTS_COL_NUM_COLUMNS,
2170                                               GDK_TYPE_PIXBUF,  /* pixbuf */
2171                                               G_TYPE_STRING,    /* name */
2172                                               G_TYPE_POINTER,   /* path or volume */
2173                                               G_TYPE_INT,       /* ShortcutType */
2174                                               G_TYPE_BOOLEAN,   /* removable */
2175                                               G_TYPE_BOOLEAN,   /* pixbuf cell visibility */
2176                                               G_TYPE_POINTER);  /* GCancellable */
2177
2178   shortcuts_append_search (impl);
2179
2180   if (impl->recent_manager)
2181     {
2182       shortcuts_append_recent (impl);
2183       shortcuts_insert_separator (impl, SHORTCUTS_RECENT_SEPARATOR);
2184     }
2185
2186   if (impl->file_system)
2187     {
2188       shortcuts_append_home (impl);
2189       shortcuts_append_desktop (impl);
2190       shortcuts_add_volumes (impl);
2191     }
2192
2193   impl->shortcuts_pane_filter_model = shortcuts_pane_model_filter_new (impl,
2194                                                                        GTK_TREE_MODEL (impl->shortcuts_model),
2195                                                                        NULL);
2196
2197   gtk_tree_model_filter_set_visible_func (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model),
2198                                           shortcuts_pane_filter_cb,
2199                                           impl,
2200                                           NULL);
2201 }
2202
2203 /* Callback used when the "New Folder" button is clicked */
2204 static void
2205 new_folder_button_clicked (GtkButton             *button,
2206                            GtkFileChooserDefault *impl)
2207 {
2208   GtkTreeIter iter;
2209   GtkTreePath *path;
2210
2211   if (!impl->browse_files_model)
2212     return; /* FIXME: this sucks.  Disable the New Folder button or something. */
2213
2214   /* Prevent button from being clicked twice */
2215   gtk_widget_set_sensitive (impl->browse_new_folder_button, FALSE);
2216
2217   _gtk_file_system_model_add_editable (impl->browse_files_model, &iter);
2218
2219   path = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->browse_files_model), &iter);
2220   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (impl->browse_files_tree_view),
2221                                 path, impl->list_name_column,
2222                                 FALSE, 0.0, 0.0);
2223
2224   g_object_set (impl->list_name_renderer, "editable", TRUE, NULL);
2225   gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view),
2226                             path,
2227                             impl->list_name_column,
2228                             TRUE);
2229
2230   gtk_tree_path_free (path);
2231 }
2232
2233 static GSource *
2234 add_idle_while_impl_is_alive (GtkFileChooserDefault *impl, GCallback callback)
2235 {
2236   GSource *source;
2237
2238   source = g_idle_source_new ();
2239   g_source_set_closure (source,
2240                         g_cclosure_new_object (callback, G_OBJECT (impl)));
2241   g_source_attach (source, NULL);
2242
2243   return source;
2244 }
2245
2246 /* Idle handler for creating a new folder after editing its name cell, or for
2247  * canceling the editing.
2248  */
2249 static gboolean
2250 edited_idle_cb (GtkFileChooserDefault *impl)
2251 {
2252   GDK_THREADS_ENTER ();
2253
2254   g_source_destroy (impl->edited_idle);
2255   impl->edited_idle = NULL;
2256
2257   _gtk_file_system_model_remove_editable (impl->browse_files_model);
2258   g_object_set (impl->list_name_renderer, "editable", FALSE, NULL);
2259
2260   gtk_widget_set_sensitive (impl->browse_new_folder_button, TRUE);
2261
2262   if (impl->edited_new_text /* not cancelled? */
2263       && (strlen (impl->edited_new_text) != 0)
2264       && (strcmp (impl->edited_new_text, DEFAULT_NEW_FOLDER_NAME) != 0)) /* Don't create folder if name is empty or has not been edited */
2265     {
2266       GError *error = NULL;
2267       GFile *file;
2268
2269       file = g_file_get_child_for_display_name (impl->current_folder,
2270                                                 impl->edited_new_text,
2271                                                 &error);
2272       if (file)
2273         {
2274           GError *error = NULL;
2275
2276           if (g_file_make_directory (file, NULL, &error))
2277             change_folder_and_display_error (impl, file, FALSE);
2278           else
2279             error_creating_folder_dialog (impl, file, error);
2280
2281           g_object_unref (file);
2282         }
2283       else
2284         error_creating_folder_dialog (impl, file, error);
2285
2286       g_free (impl->edited_new_text);
2287       impl->edited_new_text = NULL;
2288     }
2289
2290   GDK_THREADS_LEAVE ();
2291
2292   return FALSE;
2293 }
2294
2295 static void
2296 queue_edited_idle (GtkFileChooserDefault *impl,
2297                    const gchar           *new_text)
2298 {
2299   /* We create the folder in an idle handler so that we don't modify the tree
2300    * just now.
2301    */
2302
2303   if (!impl->edited_idle)
2304     impl->edited_idle = add_idle_while_impl_is_alive (impl, G_CALLBACK (edited_idle_cb));
2305
2306   g_free (impl->edited_new_text);
2307   impl->edited_new_text = g_strdup (new_text);
2308 }
2309
2310 /* Callback used from the text cell renderer when the new folder is named */
2311 static void
2312 renderer_edited_cb (GtkCellRendererText   *cell_renderer_text,
2313                     const gchar           *path,
2314                     const gchar           *new_text,
2315                     GtkFileChooserDefault *impl)
2316 {
2317   /* work around bug #154921 */
2318   g_object_set (cell_renderer_text,
2319                 "mode", GTK_CELL_RENDERER_MODE_INERT, NULL);
2320   queue_edited_idle (impl, new_text);
2321 }
2322
2323 /* Callback used from the text cell renderer when the new folder edition gets
2324  * canceled.
2325  */
2326 static void
2327 renderer_editing_canceled_cb (GtkCellRendererText   *cell_renderer_text,
2328                               GtkFileChooserDefault *impl)
2329 {
2330   /* work around bug #154921 */
2331   g_object_set (cell_renderer_text,
2332                 "mode", GTK_CELL_RENDERER_MODE_INERT, NULL);
2333   queue_edited_idle (impl, NULL);
2334 }
2335
2336 /* Creates the widgets for the filter combo box */
2337 static GtkWidget *
2338 filter_create (GtkFileChooserDefault *impl)
2339 {
2340   GtkCellRenderer *cell;
2341   GList           *cells;
2342
2343   impl->filter_combo = gtk_combo_box_text_new ();
2344   gtk_combo_box_set_focus_on_click (GTK_COMBO_BOX (impl->filter_combo), FALSE);
2345
2346   /* Get the combo's text renderer and set ellipsize parameters */
2347   cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (impl->filter_combo));
2348   g_assert (cells);
2349   cell = cells->data;
2350
2351   g_object_set (G_OBJECT (cell),
2352                 "ellipsize", PANGO_ELLIPSIZE_END,
2353                 NULL);
2354
2355   g_list_free (cells);
2356
2357   g_signal_connect (impl->filter_combo, "changed",
2358                     G_CALLBACK (filter_combo_changed), impl);
2359
2360   gtk_widget_set_tooltip_text (impl->filter_combo,
2361                                _("Select which types of files are shown"));
2362
2363   return impl->filter_combo;
2364 }
2365
2366 static GtkWidget *
2367 toolbutton_new (GtkFileChooserDefault *impl,
2368                 GIcon                 *icon,
2369                 gboolean               sensitive,
2370                 gboolean               show,
2371                 GCallback              callback)
2372 {
2373   GtkToolItem *item;
2374   GtkWidget *image;
2375
2376   item = gtk_tool_button_new (NULL, NULL);
2377   image = gtk_image_new_from_gicon (icon, GTK_ICON_SIZE_SMALL_TOOLBAR);
2378   gtk_widget_show (image);
2379   gtk_tool_button_set_icon_widget (GTK_TOOL_BUTTON (item), image);
2380
2381   gtk_widget_set_sensitive (GTK_WIDGET (item), sensitive);
2382   g_signal_connect (item, "clicked", callback, impl);
2383
2384   if (show)
2385     gtk_widget_show (GTK_WIDGET (item));
2386
2387   return GTK_WIDGET (item);
2388 }
2389
2390 /* Looks for a path among the shortcuts; returns its index or -1 if it doesn't exist */
2391 static int
2392 shortcut_find_position (GtkFileChooserDefault *impl,
2393                         GFile                 *file)
2394 {
2395   GtkTreeIter iter;
2396   int i;
2397   int current_folder_separator_idx;
2398
2399   if (!gtk_tree_model_get_iter_first (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
2400     return -1;
2401
2402   current_folder_separator_idx = shortcuts_get_index (impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
2403
2404 #if 0
2405   /* FIXME: is this still needed? */
2406   if (current_folder_separator_idx >= impl->shortcuts_model->length)
2407     return -1;
2408 #endif
2409
2410   for (i = 0; i < current_folder_separator_idx; i++)
2411     {
2412       gpointer col_data;
2413       ShortcutType shortcut_type;
2414
2415       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
2416                           SHORTCUTS_COL_DATA, &col_data,
2417                           SHORTCUTS_COL_TYPE, &shortcut_type,
2418                           -1);
2419
2420       if (col_data)
2421         {
2422           if (shortcut_type == SHORTCUT_TYPE_VOLUME)
2423             {
2424               GtkFileSystemVolume *volume;
2425               GFile *base_file;
2426               gboolean exists;
2427
2428               volume = col_data;
2429               base_file = _gtk_file_system_volume_get_root (volume);
2430
2431               exists = base_file && g_file_equal (file, base_file);
2432
2433               if (base_file)
2434                 g_object_unref (base_file);
2435
2436               if (exists)
2437                 return i;
2438             }
2439           else if (shortcut_type == SHORTCUT_TYPE_FILE)
2440             {
2441               GFile *model_file;
2442
2443               model_file = col_data;
2444
2445               if (model_file && g_file_equal (model_file, file))
2446                 return i;
2447             }
2448         }
2449
2450       if (i < current_folder_separator_idx - 1)
2451         {
2452           if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
2453             g_assert_not_reached ();
2454         }
2455     }
2456
2457   return -1;
2458 }
2459
2460 /* Tries to add a bookmark from a path name */
2461 static gboolean
2462 shortcuts_add_bookmark_from_file (GtkFileChooserDefault *impl,
2463                                   GFile                 *file,
2464                                   int                    pos)
2465 {
2466   GError *error;
2467
2468   g_return_val_if_fail (G_IS_FILE (file), FALSE);
2469
2470   if (shortcut_find_position (impl, file) != -1)
2471     return FALSE;
2472
2473   error = NULL;
2474   if (!_gtk_file_system_insert_bookmark (impl->file_system, file, pos, &error))
2475     {
2476       error_adding_bookmark_dialog (impl, file, error);
2477       return FALSE;
2478     }
2479
2480   return TRUE;
2481 }
2482
2483 static void
2484 add_bookmark_foreach_cb (GtkTreeModel *model,
2485                          GtkTreePath  *path,
2486                          GtkTreeIter  *iter,
2487                          gpointer      data)
2488 {
2489   GtkFileChooserDefault *impl;
2490   GFile *file;
2491
2492   impl = (GtkFileChooserDefault *) data;
2493
2494   gtk_tree_model_get (model, iter,
2495                       MODEL_COL_FILE, &file,
2496                       -1);
2497
2498   shortcuts_add_bookmark_from_file (impl, file, -1);
2499
2500   g_object_unref (file);
2501 }
2502
2503 /* Adds a bookmark from the currently selected item in the file list */
2504 static void
2505 bookmarks_add_selected_folder (GtkFileChooserDefault *impl)
2506 {
2507   GtkTreeSelection *selection;
2508
2509   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
2510
2511   if (gtk_tree_selection_count_selected_rows (selection) == 0)
2512     shortcuts_add_bookmark_from_file (impl, impl->current_folder, -1);
2513   else
2514     gtk_tree_selection_selected_foreach (selection,
2515                                          add_bookmark_foreach_cb,
2516                                          impl);
2517 }
2518
2519 /* Callback used when the "Add bookmark" button is clicked */
2520 static void
2521 add_bookmark_button_clicked_cb (GtkButton *button,
2522                                 GtkFileChooserDefault *impl)
2523 {
2524   bookmarks_add_selected_folder (impl);
2525 }
2526
2527 /* Returns TRUE plus an iter in the shortcuts_model if a row is selected;
2528  * returns FALSE if no shortcut is selected.
2529  */
2530 static gboolean
2531 shortcuts_get_selected (GtkFileChooserDefault *impl,
2532                         GtkTreeIter           *iter)
2533 {
2534   GtkTreeSelection *selection;
2535   GtkTreeIter parent_iter;
2536
2537   if (!impl->browse_shortcuts_tree_view)
2538     return FALSE;
2539
2540   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
2541
2542   if (!gtk_tree_selection_get_selected (selection, NULL, &parent_iter))
2543     return FALSE;
2544
2545   gtk_tree_model_filter_convert_iter_to_child_iter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model),
2546                                                     iter,
2547                                                     &parent_iter);
2548   return TRUE;
2549 }
2550
2551 /* Removes the selected bookmarks */
2552 static void
2553 remove_selected_bookmarks (GtkFileChooserDefault *impl)
2554 {
2555   GtkTreeIter iter;
2556   gpointer col_data;
2557   GFile *file;
2558   gboolean removable;
2559   GError *error;
2560
2561   if (!shortcuts_get_selected (impl, &iter))
2562     return;
2563
2564   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
2565                       SHORTCUTS_COL_DATA, &col_data,
2566                       SHORTCUTS_COL_REMOVABLE, &removable,
2567                       -1);
2568
2569   if (!removable)
2570     return;
2571
2572   g_assert (col_data != NULL);
2573
2574   file = col_data;
2575
2576   error = NULL;
2577   if (!_gtk_file_system_remove_bookmark (impl->file_system, file, &error))
2578     error_removing_bookmark_dialog (impl, file, error);
2579 }
2580
2581 /* Callback used when the "Remove bookmark" button is clicked */
2582 static void
2583 remove_bookmark_button_clicked_cb (GtkButton *button,
2584                                    GtkFileChooserDefault *impl)
2585 {
2586   remove_selected_bookmarks (impl);
2587 }
2588
2589 struct selection_check_closure {
2590   GtkFileChooserDefault *impl;
2591   int num_selected;
2592   gboolean all_files;
2593   gboolean all_folders;
2594 };
2595
2596 /* Used from gtk_tree_selection_selected_foreach() */
2597 static void
2598 selection_check_foreach_cb (GtkTreeModel *model,
2599                             GtkTreePath  *path,
2600                             GtkTreeIter  *iter,
2601                             gpointer      data)
2602 {
2603   struct selection_check_closure *closure;
2604   gboolean is_folder;
2605   GFile *file;
2606
2607   gtk_tree_model_get (model, iter,
2608                       MODEL_COL_FILE, &file,
2609                       MODEL_COL_IS_FOLDER, &is_folder,
2610                       -1);
2611
2612   if (file == NULL)
2613     return;
2614
2615   g_object_unref (file);
2616
2617   closure = data;
2618   closure->num_selected++;
2619
2620   closure->all_folders = closure->all_folders && is_folder;
2621   closure->all_files = closure->all_files && !is_folder;
2622 }
2623
2624 /* Checks whether the selected items in the file list are all files or all folders */
2625 static void
2626 selection_check (GtkFileChooserDefault *impl,
2627                  gint                  *num_selected,
2628                  gboolean              *all_files,
2629                  gboolean              *all_folders)
2630 {
2631   struct selection_check_closure closure;
2632   GtkTreeSelection *selection;
2633
2634   closure.impl = impl;
2635   closure.num_selected = 0;
2636   closure.all_files = TRUE;
2637   closure.all_folders = TRUE;
2638
2639   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
2640   gtk_tree_selection_selected_foreach (selection,
2641                                        selection_check_foreach_cb,
2642                                        &closure);
2643
2644   g_assert (closure.num_selected == 0 || !(closure.all_files && closure.all_folders));
2645
2646   if (num_selected)
2647     *num_selected = closure.num_selected;
2648
2649   if (all_files)
2650     *all_files = closure.all_files;
2651
2652   if (all_folders)
2653     *all_folders = closure.all_folders;
2654 }
2655
2656 struct get_selected_file_closure {
2657   GtkFileChooserDefault *impl;
2658   GFile *file;
2659 };
2660
2661 static void
2662 get_selected_file_foreach_cb (GtkTreeModel *model,
2663                               GtkTreePath  *path,
2664                               GtkTreeIter  *iter,
2665                               gpointer      data)
2666 {
2667   struct get_selected_file_closure *closure = data;
2668
2669   if (closure->file)
2670     {
2671       /* Just in case this function gets run more than once with a multiple selection; we only care about one file */
2672       g_object_unref (closure->file);
2673       closure->file = NULL;
2674     }
2675
2676   gtk_tree_model_get (model, iter,
2677                       MODEL_COL_FILE, &closure->file, /* this will give us a reffed file */
2678                       -1);
2679 }
2680
2681 /* Returns a selected path from the file list */
2682 static GFile *
2683 get_selected_file (GtkFileChooserDefault *impl)
2684 {
2685   struct get_selected_file_closure closure;
2686   GtkTreeSelection *selection;
2687
2688   closure.impl = impl;
2689   closure.file = NULL;
2690
2691   selection =  gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
2692   gtk_tree_selection_selected_foreach (selection,
2693                                        get_selected_file_foreach_cb,
2694                                        &closure);
2695
2696   return closure.file;
2697 }
2698
2699 typedef struct {
2700   GtkFileChooserDefault *impl;
2701   gchar *tip;
2702 } UpdateTooltipData;
2703
2704 static void
2705 update_tooltip (GtkTreeModel      *model,
2706                 GtkTreePath       *path,
2707                 GtkTreeIter       *iter,
2708                 gpointer           data)
2709 {
2710   UpdateTooltipData *udata = data;
2711
2712   if (udata->tip == NULL)
2713     {
2714       gchar *display_name;
2715
2716       gtk_tree_model_get (model, iter,
2717                           MODEL_COL_NAME, &display_name,
2718                           -1);
2719
2720       udata->tip = g_strdup_printf (_("Add the folder '%s' to the bookmarks"),
2721                                     display_name);
2722       g_free (display_name);
2723     }
2724 }
2725
2726
2727 /* Sensitize the "add bookmark" button if all the selected items are folders, or
2728  * if there are no selected items *and* the current folder is not in the
2729  * bookmarks list.  De-sensitize the button otherwise.
2730  */
2731 static void
2732 bookmarks_check_add_sensitivity (GtkFileChooserDefault *impl)
2733 {
2734   gint num_selected;
2735   gboolean all_folders;
2736   gboolean active;
2737   gchar *tip;
2738
2739   selection_check (impl, &num_selected, NULL, &all_folders);
2740
2741   if (num_selected == 0)
2742     active = (impl->current_folder != NULL) && (shortcut_find_position (impl, impl->current_folder) == -1);
2743   else if (num_selected == 1)
2744     {
2745       GFile *file;
2746
2747       file = get_selected_file (impl);
2748       active = file && all_folders && (shortcut_find_position (impl, file) == -1);
2749       if (file)
2750         g_object_unref (file);
2751     }
2752   else
2753     active = all_folders;
2754
2755   gtk_widget_set_sensitive (impl->browse_shortcuts_add_button, active);
2756
2757   if (impl->browse_files_popup_menu_add_shortcut_item)
2758     gtk_widget_set_sensitive (impl->browse_files_popup_menu_add_shortcut_item,
2759                               (num_selected == 0) ? FALSE : active);
2760
2761   if (active)
2762     {
2763       if (num_selected == 0)
2764         tip = g_strdup_printf (_("Add the current folder to the bookmarks"));
2765       else if (num_selected > 1)
2766         tip = g_strdup_printf (_("Add the selected folders to the bookmarks"));
2767       else
2768         {
2769           GtkTreeSelection *selection;
2770           UpdateTooltipData data;
2771
2772           selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
2773           data.impl = impl;
2774           data.tip = NULL;
2775           gtk_tree_selection_selected_foreach (selection, update_tooltip, &data);
2776           tip = data.tip;
2777         }
2778
2779       gtk_widget_set_tooltip_text (impl->browse_shortcuts_add_button, tip);
2780       g_free (tip);
2781     }
2782 }
2783
2784 /* Sets the sensitivity of the "remove bookmark" button depending on whether a
2785  * bookmark row is selected in the shortcuts tree.
2786  */
2787 static void
2788 bookmarks_check_remove_sensitivity (GtkFileChooserDefault *impl)
2789 {
2790   GtkTreeIter iter;
2791   gboolean removable = FALSE;
2792   gchar *name = NULL;
2793   gchar *tip;
2794
2795   if (shortcuts_get_selected (impl, &iter))
2796     {
2797       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
2798                           SHORTCUTS_COL_REMOVABLE, &removable,
2799                           SHORTCUTS_COL_NAME, &name,
2800                           -1);
2801       gtk_widget_set_sensitive (impl->browse_shortcuts_remove_button, removable);
2802
2803       if (removable)
2804         tip = g_strdup_printf (_("Remove the bookmark '%s'"), name);
2805       else
2806         tip = g_strdup_printf (_("Bookmark '%s' cannot be removed"), name);
2807
2808       gtk_widget_set_tooltip_text (impl->browse_shortcuts_remove_button, tip);
2809       g_free (tip);
2810     }
2811   else
2812     gtk_widget_set_tooltip_text (impl->browse_shortcuts_remove_button,
2813                                  _("Remove the selected bookmark"));
2814   g_free (name);
2815 }
2816
2817 static void
2818 shortcuts_check_popup_sensitivity (GtkFileChooserDefault *impl)
2819 {
2820   GtkTreeIter iter;
2821   gboolean removable = FALSE;
2822
2823   if (impl->browse_shortcuts_popup_menu == NULL)
2824     return;
2825
2826   if (shortcuts_get_selected (impl, &iter))
2827     gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
2828                         SHORTCUTS_COL_REMOVABLE, &removable,
2829                         -1);
2830
2831   gtk_widget_set_sensitive (impl->browse_shortcuts_popup_menu_remove_item, removable);
2832   gtk_widget_set_sensitive (impl->browse_shortcuts_popup_menu_rename_item, removable);
2833 }
2834
2835 /* GtkWidget::drag-begin handler for the shortcuts list. */
2836 static void
2837 shortcuts_drag_begin_cb (GtkWidget             *widget,
2838                          GdkDragContext        *context,
2839                          GtkFileChooserDefault *impl)
2840 {
2841 #if 0
2842   impl->shortcuts_drag_context = g_object_ref (context);
2843 #endif
2844 }
2845
2846 #if 0
2847 /* Removes the idle handler for outside drags */
2848 static void
2849 shortcuts_cancel_drag_outside_idle (GtkFileChooserDefault *impl)
2850 {
2851   if (!impl->shortcuts_drag_outside_idle)
2852     return;
2853
2854   g_source_destroy (impl->shortcuts_drag_outside_idle);
2855   impl->shortcuts_drag_outside_idle = NULL;
2856 }
2857 #endif
2858
2859 /* GtkWidget::drag-end handler for the shortcuts list. */
2860 static void
2861 shortcuts_drag_end_cb (GtkWidget             *widget,
2862                        GdkDragContext        *context,
2863                        GtkFileChooserDefault *impl)
2864 {
2865 #if 0
2866   g_object_unref (impl->shortcuts_drag_context);
2867
2868   shortcuts_cancel_drag_outside_idle (impl);
2869
2870   if (!impl->shortcuts_drag_outside)
2871     return;
2872
2873   gtk_button_clicked (GTK_BUTTON (impl->browse_shortcuts_remove_button));
2874
2875   impl->shortcuts_drag_outside = FALSE;
2876 #endif
2877 }
2878
2879 /* GtkWidget::drag-data-delete handler for the shortcuts list. */
2880 static void
2881 shortcuts_drag_data_delete_cb (GtkWidget             *widget,
2882                                GdkDragContext        *context,
2883                                GtkFileChooserDefault *impl)
2884 {
2885   g_signal_stop_emission_by_name (widget, "drag-data-delete");
2886 }
2887
2888 /* GtkWidget::drag-leave handler for the shortcuts list.  We unhighlight the
2889  * drop position.
2890  */
2891 static void
2892 shortcuts_drag_leave_cb (GtkWidget             *widget,
2893                          GdkDragContext        *context,
2894                          guint                  time_,
2895                          GtkFileChooserDefault *impl)
2896 {
2897 #if 0
2898   if (gtk_drag_get_source_widget (context) == widget && !impl->shortcuts_drag_outside_idle)
2899     {
2900       impl->shortcuts_drag_outside_idle = add_idle_while_impl_is_alive (impl, G_CALLBACK (shortcuts_drag_outside_idle_cb));
2901     }
2902 #endif
2903
2904   gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
2905                                    NULL,
2906                                    GTK_TREE_VIEW_DROP_BEFORE);
2907
2908   g_signal_stop_emission_by_name (widget, "drag-leave");
2909 }
2910
2911 /* Computes the appropriate row and position for dropping */
2912 static void
2913 shortcuts_compute_drop_position (GtkFileChooserDefault   *impl,
2914                                  int                      x,
2915                                  int                      y,
2916                                  GtkTreePath            **path,
2917                                  GtkTreeViewDropPosition *pos)
2918 {
2919   GtkTreeView *tree_view;
2920   GtkTreeViewColumn *column;
2921   int cell_y;
2922   GdkRectangle cell;
2923   int row;
2924   int bookmarks_index;
2925   int header_height = 0;
2926
2927   tree_view = GTK_TREE_VIEW (impl->browse_shortcuts_tree_view);
2928
2929   if (gtk_tree_view_get_headers_visible (tree_view))
2930     header_height = _gtk_tree_view_get_header_height (tree_view);
2931
2932   bookmarks_index = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS);
2933
2934   if (!gtk_tree_view_get_path_at_pos (tree_view,
2935                                       x,
2936                                       y - header_height,
2937                                       path,
2938                                       &column,
2939                                       NULL,
2940                                       &cell_y))
2941     {
2942       row = bookmarks_index + impl->num_bookmarks - 1;
2943       *path = gtk_tree_path_new_from_indices (row, -1);
2944       *pos = GTK_TREE_VIEW_DROP_AFTER;
2945       return;
2946     }
2947
2948   row = *gtk_tree_path_get_indices (*path);
2949   gtk_tree_view_get_background_area (tree_view, *path, column, &cell);
2950   gtk_tree_path_free (*path);
2951
2952   if (row < bookmarks_index)
2953     {
2954       row = bookmarks_index;
2955       *pos = GTK_TREE_VIEW_DROP_BEFORE;
2956     }
2957   else if (row > bookmarks_index + impl->num_bookmarks - 1)
2958     {
2959       row = bookmarks_index + impl->num_bookmarks - 1;
2960       *pos = GTK_TREE_VIEW_DROP_AFTER;
2961     }
2962   else
2963     {
2964       if (cell_y < cell.height / 2)
2965         *pos = GTK_TREE_VIEW_DROP_BEFORE;
2966       else
2967         *pos = GTK_TREE_VIEW_DROP_AFTER;
2968     }
2969
2970   *path = gtk_tree_path_new_from_indices (row, -1);
2971 }
2972
2973 /* GtkWidget::drag-motion handler for the shortcuts list.  We basically
2974  * implement the destination side of DnD by hand, due to limitations in
2975  * GtkTreeView's DnD API.
2976  */
2977 static gboolean
2978 shortcuts_drag_motion_cb (GtkWidget             *widget,
2979                           GdkDragContext        *context,
2980                           gint                   x,
2981                           gint                   y,
2982                           guint                  time_,
2983                           GtkFileChooserDefault *impl)
2984 {
2985   GtkTreePath *path;
2986   GtkTreeViewDropPosition pos;
2987   GdkDragAction action;
2988
2989 #if 0
2990   if (gtk_drag_get_source_widget (context) == widget)
2991     {
2992       shortcuts_cancel_drag_outside_idle (impl);
2993
2994       if (impl->shortcuts_drag_outside)
2995         {
2996           shortcuts_drag_set_delete_cursor (impl, FALSE);
2997           impl->shortcuts_drag_outside = FALSE;
2998         }
2999     }
3000 #endif
3001
3002   if (gdk_drag_context_get_suggested_action (context) == GDK_ACTION_COPY ||
3003       (gdk_drag_context_get_actions (context) & GDK_ACTION_COPY) != 0)
3004     action = GDK_ACTION_COPY;
3005   else if (gdk_drag_context_get_suggested_action (context) == GDK_ACTION_MOVE ||
3006            (gdk_drag_context_get_actions (context) & GDK_ACTION_MOVE) != 0)
3007     action = GDK_ACTION_MOVE;
3008   else
3009     {
3010       action = 0;
3011       goto out;
3012     }
3013
3014   shortcuts_compute_drop_position (impl, x, y, &path, &pos);
3015   gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), path, pos);
3016   gtk_tree_path_free (path);
3017
3018  out:
3019
3020   g_signal_stop_emission_by_name (widget, "drag-motion");
3021
3022   if (action != 0)
3023     {
3024       gdk_drag_status (context, action, time_);
3025       return TRUE;
3026     }
3027   else
3028     return FALSE;
3029 }
3030
3031 /* GtkWidget::drag-drop handler for the shortcuts list. */
3032 static gboolean
3033 shortcuts_drag_drop_cb (GtkWidget             *widget,
3034                         GdkDragContext        *context,
3035                         gint                   x,
3036                         gint                   y,
3037                         guint                  time_,
3038                         GtkFileChooserDefault *impl)
3039 {
3040 #if 0
3041   shortcuts_cancel_drag_outside_idle (impl);
3042 #endif
3043
3044   g_signal_stop_emission_by_name (widget, "drag-drop");
3045   return TRUE;
3046 }
3047
3048 /* Parses a "text/uri-list" string and inserts its URIs as bookmarks */
3049 static void
3050 shortcuts_drop_uris (GtkFileChooserDefault *impl,
3051                      GtkSelectionData      *selection_data,
3052                      int                    position)
3053 {
3054   gchar **uris;
3055   gint i;
3056
3057   uris = gtk_selection_data_get_uris (selection_data);
3058   if (!uris)
3059     return;
3060
3061   for (i = 0; uris[i]; i++)
3062     {
3063       char *uri;
3064       GFile *file;
3065
3066       uri = uris[i];
3067       file = g_file_new_for_uri (uri);
3068
3069       if (shortcuts_add_bookmark_from_file (impl, file, position))
3070         position++;
3071
3072       g_object_unref (file);
3073     }
3074
3075   g_strfreev (uris);
3076 }
3077
3078 /* Reorders the selected bookmark to the specified position */
3079 static void
3080 shortcuts_reorder (GtkFileChooserDefault *impl,
3081                    int                    new_position)
3082 {
3083   GtkTreeIter iter;
3084   gpointer col_data;
3085   ShortcutType shortcut_type;
3086   GtkTreePath *path;
3087   int old_position;
3088   int bookmarks_index;
3089   GFile *file;
3090   GError *error;
3091   gchar *name = NULL;
3092
3093   /* Get the selected path */
3094
3095   if (!shortcuts_get_selected (impl, &iter))
3096     g_assert_not_reached ();
3097
3098   path = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->shortcuts_model), &iter);
3099   old_position = *gtk_tree_path_get_indices (path);
3100   gtk_tree_path_free (path);
3101
3102   bookmarks_index = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS);
3103   old_position -= bookmarks_index;
3104   g_assert (old_position >= 0 && old_position < impl->num_bookmarks);
3105
3106   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
3107                       SHORTCUTS_COL_NAME, &name,
3108                       SHORTCUTS_COL_DATA, &col_data,
3109                       SHORTCUTS_COL_TYPE, &shortcut_type,
3110                       -1);
3111   g_assert (col_data != NULL);
3112   g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
3113
3114   file = col_data;
3115   g_object_ref (file); /* removal below will free file, so we need a new ref */
3116
3117   /* Remove the path from the old position and insert it in the new one */
3118
3119   if (new_position > old_position)
3120     new_position--;
3121
3122   if (old_position == new_position)
3123     goto out;
3124
3125   error = NULL;
3126   if (_gtk_file_system_remove_bookmark (impl->file_system, file, &error))
3127     {
3128       shortcuts_add_bookmark_from_file (impl, file, new_position);
3129       _gtk_file_system_set_bookmark_label (impl->file_system, file, name);
3130     }
3131   else
3132     error_adding_bookmark_dialog (impl, file, error);
3133
3134  out:
3135
3136   g_object_unref (file);
3137   g_free (name);
3138 }
3139
3140 /* Callback used when we get the drag data for the bookmarks list.  We add the
3141  * received URIs as bookmarks if they are folders.
3142  */
3143 static void
3144 shortcuts_drag_data_received_cb (GtkWidget          *widget,
3145                                  GdkDragContext     *context,
3146                                  gint                x,
3147                                  gint                y,
3148                                  GtkSelectionData   *selection_data,
3149                                  guint               info,
3150                                  guint               time_,
3151                                  gpointer            data)
3152 {
3153   GtkFileChooserDefault *impl;
3154   GtkTreePath *tree_path;
3155   GtkTreeViewDropPosition tree_pos;
3156   GdkAtom target;
3157   int position;
3158   int bookmarks_index;
3159
3160   impl = GTK_FILE_CHOOSER_DEFAULT (data);
3161
3162   /* Compute position */
3163
3164   bookmarks_index = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS);
3165
3166   shortcuts_compute_drop_position (impl, x, y, &tree_path, &tree_pos);
3167   position = *gtk_tree_path_get_indices (tree_path);
3168   gtk_tree_path_free (tree_path);
3169
3170   if (tree_pos == GTK_TREE_VIEW_DROP_AFTER)
3171     position++;
3172
3173   g_assert (position >= bookmarks_index);
3174   position -= bookmarks_index;
3175
3176   target = gtk_selection_data_get_target (selection_data);
3177
3178   if (gtk_targets_include_uri (&target, 1))
3179     shortcuts_drop_uris (impl, selection_data, position);
3180   else if (target == gdk_atom_intern_static_string ("GTK_TREE_MODEL_ROW"))
3181     shortcuts_reorder (impl, position);
3182
3183   g_signal_stop_emission_by_name (widget, "drag-data-received");
3184 }
3185
3186 /* Callback used to display a tooltip in the shortcuts tree */
3187 static gboolean
3188 shortcuts_query_tooltip_cb (GtkWidget             *widget,
3189                             gint                   x,
3190                             gint                   y,
3191                             gboolean               keyboard_mode,
3192                             GtkTooltip            *tooltip,
3193                             GtkFileChooserDefault *impl)
3194 {
3195   GtkTreeModel *model;
3196   GtkTreeIter iter;
3197
3198   if (gtk_tree_view_get_tooltip_context (GTK_TREE_VIEW (widget),
3199                                          &x, &y,
3200                                          keyboard_mode,
3201                                          &model,
3202                                          NULL,
3203                                          &iter))
3204     {
3205       gpointer col_data;
3206       ShortcutType shortcut_type;
3207
3208       gtk_tree_model_get (model, &iter,
3209                           SHORTCUTS_COL_DATA, &col_data,
3210                           SHORTCUTS_COL_TYPE, &shortcut_type,
3211                           -1);
3212
3213       if (shortcut_type == SHORTCUT_TYPE_SEPARATOR)
3214         return FALSE;
3215       else if (shortcut_type == SHORTCUT_TYPE_VOLUME)
3216         return FALSE;
3217       else if (shortcut_type == SHORTCUT_TYPE_FILE)
3218         {
3219           GFile *file;
3220           char *parse_name;
3221
3222           file = G_FILE (col_data);
3223           parse_name = g_file_get_parse_name (file);
3224
3225           gtk_tooltip_set_text (tooltip, parse_name);
3226
3227           g_free (parse_name);
3228
3229           return TRUE;
3230         }
3231       else if (shortcut_type == SHORTCUT_TYPE_SEARCH)
3232         {
3233           return FALSE;
3234         }
3235       else if (shortcut_type == SHORTCUT_TYPE_RECENT)
3236         {
3237           return FALSE;
3238         }
3239     }
3240
3241   return FALSE;
3242 }
3243
3244
3245 /* Callback used when the selection in the shortcuts tree changes */
3246 static void
3247 shortcuts_selection_changed_cb (GtkTreeSelection      *selection,
3248                                 GtkFileChooserDefault *impl)
3249 {
3250   GtkTreeIter iter;
3251   GtkTreeIter child_iter;
3252
3253   bookmarks_check_remove_sensitivity (impl);
3254   shortcuts_check_popup_sensitivity (impl);
3255
3256   if (impl->changing_folder)
3257     return;
3258
3259   if (gtk_tree_selection_get_selected(selection, NULL, &iter))
3260     {
3261       gtk_tree_model_filter_convert_iter_to_child_iter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model),
3262                                                         &child_iter,
3263                                                         &iter);
3264       shortcuts_activate_iter (impl, &child_iter);
3265     }
3266 }
3267
3268 static gboolean
3269 shortcuts_row_separator_func (GtkTreeModel *model,
3270                               GtkTreeIter  *iter,
3271                               gpointer      data)
3272 {
3273   ShortcutType shortcut_type;
3274
3275   gtk_tree_model_get (model, iter, SHORTCUTS_COL_TYPE, &shortcut_type, -1);
3276
3277   return shortcut_type == SHORTCUT_TYPE_SEPARATOR;
3278 }
3279
3280 static gboolean
3281 shortcuts_key_press_event_after_cb (GtkWidget             *tree_view,
3282                                     GdkEventKey           *event,
3283                                     GtkFileChooserDefault *impl)
3284 {
3285   GtkWidget *entry;
3286
3287   /* don't screw up focus switching with Tab */
3288   if (event->keyval == GDK_KEY_Tab
3289       || event->keyval == GDK_KEY_KP_Tab
3290       || event->keyval == GDK_KEY_ISO_Left_Tab
3291       || event->length < 1)
3292     return FALSE;
3293
3294   if (impl->location_entry)
3295     entry = impl->location_entry;
3296   else if (impl->search_entry)
3297     entry = impl->search_entry;
3298   else
3299     entry = NULL;
3300
3301   if (entry)
3302     {
3303       gtk_widget_grab_focus (entry);
3304       return gtk_widget_event (entry, (GdkEvent *) event);
3305     }
3306   else
3307     return FALSE;
3308 }
3309
3310 /* Callback used when the file list's popup menu is detached */
3311 static void
3312 shortcuts_popup_menu_detach_cb (GtkWidget *attach_widget,
3313                                 GtkMenu   *menu)
3314 {
3315   GtkFileChooserDefault *impl;
3316
3317   impl = g_object_get_data (G_OBJECT (attach_widget), "GtkFileChooserDefault");
3318   g_assert (GTK_IS_FILE_CHOOSER_DEFAULT (impl));
3319
3320   impl->browse_shortcuts_popup_menu = NULL;
3321   impl->browse_shortcuts_popup_menu_remove_item = NULL;
3322   impl->browse_shortcuts_popup_menu_rename_item = NULL;
3323 }
3324
3325 static void
3326 remove_shortcut_cb (GtkMenuItem           *item,
3327                     GtkFileChooserDefault *impl)
3328 {
3329   remove_selected_bookmarks (impl);
3330 }
3331
3332 /* Rename the selected bookmark */
3333 static void
3334 rename_selected_bookmark (GtkFileChooserDefault *impl)
3335 {
3336   GtkTreeIter iter;
3337   GtkTreePath *path;
3338   GtkTreeViewColumn *column;
3339   GtkCellRenderer *cell;
3340   GList *renderers;
3341
3342   if (shortcuts_get_selected (impl, &iter))
3343     {
3344       path = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->shortcuts_model), &iter);
3345       column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), 0);
3346       renderers = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
3347       cell = g_list_nth_data (renderers, 1);
3348       g_list_free (renderers);
3349       g_object_set (cell, "editable", TRUE, NULL);
3350       gtk_tree_view_set_cursor_on_cell (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
3351                                         path, column, cell, TRUE);
3352       gtk_tree_path_free (path);
3353     }
3354 }
3355
3356 static void
3357 rename_shortcut_cb (GtkMenuItem           *item,
3358                     GtkFileChooserDefault *impl)
3359 {
3360   rename_selected_bookmark (impl);
3361 }
3362
3363 /* Constructs the popup menu for the file list if needed */
3364 static void
3365 shortcuts_build_popup_menu (GtkFileChooserDefault *impl)
3366 {
3367   GtkWidget *item;
3368
3369   if (impl->browse_shortcuts_popup_menu)
3370     return;
3371
3372   impl->browse_shortcuts_popup_menu = gtk_menu_new ();
3373   gtk_menu_attach_to_widget (GTK_MENU (impl->browse_shortcuts_popup_menu),
3374                              impl->browse_shortcuts_tree_view,
3375                              shortcuts_popup_menu_detach_cb);
3376
3377   item = gtk_image_menu_item_new_with_label (_("Remove"));
3378   impl->browse_shortcuts_popup_menu_remove_item = item;
3379   gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
3380                                  gtk_image_new_from_stock (GTK_STOCK_REMOVE, GTK_ICON_SIZE_MENU));
3381   g_signal_connect (item, "activate",
3382                     G_CALLBACK (remove_shortcut_cb), impl);
3383   gtk_widget_show (item);
3384   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_shortcuts_popup_menu), item);
3385
3386   item = gtk_menu_item_new_with_label (_("Rename..."));
3387   impl->browse_shortcuts_popup_menu_rename_item = item;
3388   g_signal_connect (item, "activate",
3389                     G_CALLBACK (rename_shortcut_cb), impl);
3390   gtk_widget_show (item);
3391   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_shortcuts_popup_menu), item);
3392 }
3393
3394 static void
3395 shortcuts_update_popup_menu (GtkFileChooserDefault *impl)
3396 {
3397   shortcuts_build_popup_menu (impl);
3398   shortcuts_check_popup_sensitivity (impl);
3399 }
3400
3401 static void
3402 popup_position_func (GtkMenu   *menu,
3403                      gint      *x,
3404                      gint      *y,
3405                      gboolean  *push_in,
3406                      gpointer   user_data);
3407
3408 static void
3409 shortcuts_popup_menu (GtkFileChooserDefault *impl,
3410                       GdkEventButton        *event)
3411 {
3412   shortcuts_update_popup_menu (impl);
3413   if (event)
3414     gtk_menu_popup (GTK_MENU (impl->browse_shortcuts_popup_menu),
3415                     NULL, NULL, NULL, NULL,
3416                     event->button, event->time);
3417   else
3418     {
3419       gtk_menu_popup (GTK_MENU (impl->browse_shortcuts_popup_menu),
3420                       NULL, NULL,
3421                       popup_position_func, impl->browse_shortcuts_tree_view,
3422                       0, GDK_CURRENT_TIME);
3423       gtk_menu_shell_select_first (GTK_MENU_SHELL (impl->browse_shortcuts_popup_menu),
3424                                    FALSE);
3425     }
3426 }
3427
3428 /* Callback used for the GtkWidget::popup-menu signal of the shortcuts list */
3429 static gboolean
3430 shortcuts_popup_menu_cb (GtkWidget *widget,
3431                          GtkFileChooserDefault *impl)
3432 {
3433   shortcuts_popup_menu (impl, NULL);
3434   return TRUE;
3435 }
3436
3437 /* Callback used when a button is pressed on the shortcuts list.
3438  * We trap button 3 to bring up a popup menu.
3439  */
3440 static gboolean
3441 shortcuts_button_press_event_cb (GtkWidget             *widget,
3442                                  GdkEventButton        *event,
3443                                  GtkFileChooserDefault *impl)
3444 {
3445   static gboolean in_press = FALSE;
3446   gboolean handled;
3447
3448   if (in_press)
3449     return FALSE;
3450
3451   if (event->button != 3)
3452     return FALSE;
3453
3454   in_press = TRUE;
3455   handled = gtk_widget_event (impl->browse_shortcuts_tree_view, (GdkEvent *) event);
3456   in_press = FALSE;
3457
3458   if (!handled)
3459     return FALSE;
3460
3461   shortcuts_popup_menu (impl, event);
3462   return TRUE;
3463 }
3464
3465 static void
3466 shortcuts_edited (GtkCellRenderer       *cell,
3467                   gchar                 *path_string,
3468                   gchar                 *new_text,
3469                   GtkFileChooserDefault *impl)
3470 {
3471   GtkTreePath *path;
3472   GtkTreeIter iter;
3473   GFile *shortcut;
3474
3475   g_object_set (cell, "editable", FALSE, NULL);
3476
3477   path = gtk_tree_path_new_from_string (path_string);
3478   if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (impl->shortcuts_model), &iter, path))
3479     g_assert_not_reached ();
3480
3481   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
3482                       SHORTCUTS_COL_DATA, &shortcut,
3483                       -1);
3484   gtk_tree_path_free (path);
3485
3486   _gtk_file_system_set_bookmark_label (impl->file_system, shortcut, new_text);
3487 }
3488
3489 static void
3490 shortcuts_editing_canceled (GtkCellRenderer       *cell,
3491                             GtkFileChooserDefault *impl)
3492 {
3493   g_object_set (cell, "editable", FALSE, NULL);
3494 }
3495
3496 /* Creates the widgets for the shortcuts and bookmarks tree */
3497 static GtkWidget *
3498 shortcuts_list_create (GtkFileChooserDefault *impl)
3499 {
3500   GtkWidget *swin;
3501   GtkTreeSelection *selection;
3502   GtkTreeViewColumn *column;
3503   GtkCellRenderer *renderer;
3504
3505   /* Target types for dragging a row to/from the shortcuts list */
3506   const GtkTargetEntry tree_model_row_targets[] = {
3507     { "GTK_TREE_MODEL_ROW", GTK_TARGET_SAME_WIDGET, GTK_TREE_MODEL_ROW }
3508   };
3509
3510   /* Scrolled window */
3511
3512   swin = gtk_scrolled_window_new (NULL, NULL);
3513   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swin),
3514                                   GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
3515   gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (swin),
3516                                        GTK_SHADOW_IN);
3517   gtk_widget_show (swin);
3518
3519   /* Tree */
3520   impl->browse_shortcuts_tree_view = gtk_tree_view_new ();
3521   gtk_style_context_add_class (gtk_widget_get_style_context (impl->browse_shortcuts_tree_view),
3522                                GTK_STYLE_CLASS_SIDEBAR);
3523   gtk_tree_view_set_enable_search (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), FALSE);
3524 #ifdef PROFILE_FILE_CHOOSER
3525   g_object_set_data (G_OBJECT (impl->browse_shortcuts_tree_view), "fmq-name", "shortcuts");
3526 #endif
3527
3528   /* Connect "after" to key-press-event on the shortcuts pane.  We want this action to be possible:
3529    *
3530    *   1. user brings up a SAVE dialog
3531    *   2. user clicks on a shortcut in the shortcuts pane
3532    *   3. user starts typing a filename
3533    *
3534    * Normally, the user's typing would be ignored, as the shortcuts treeview doesn't
3535    * support interactive search.  However, we'd rather focus the location entry
3536    * so that the user can type *there*.
3537    *
3538    * To preserve keyboard navigation in the shortcuts pane, we don't focus the
3539    * filename entry if one clicks on a shortcut; rather, we focus the entry only
3540    * if the user starts typing while the focus is in the shortcuts pane.
3541    */
3542   g_signal_connect_after (impl->browse_shortcuts_tree_view, "key-press-event",
3543                           G_CALLBACK (shortcuts_key_press_event_after_cb), impl);
3544
3545   g_signal_connect (impl->browse_shortcuts_tree_view, "popup-menu",
3546                     G_CALLBACK (shortcuts_popup_menu_cb), impl);
3547   g_signal_connect (impl->browse_shortcuts_tree_view, "button-press-event",
3548                     G_CALLBACK (shortcuts_button_press_event_cb), impl);
3549   /* Accessible object name for the file chooser's shortcuts pane */
3550   atk_object_set_name (gtk_widget_get_accessible (impl->browse_shortcuts_tree_view), _("Places"));
3551
3552   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), impl->shortcuts_pane_filter_model);
3553
3554   gtk_tree_view_enable_model_drag_source (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
3555                                           GDK_BUTTON1_MASK,
3556                                           tree_model_row_targets,
3557                                           G_N_ELEMENTS (tree_model_row_targets),
3558                                           GDK_ACTION_MOVE);
3559
3560   gtk_drag_dest_set (impl->browse_shortcuts_tree_view,
3561                      GTK_DEST_DEFAULT_ALL,
3562                      tree_model_row_targets,
3563                      G_N_ELEMENTS (tree_model_row_targets),
3564                      GDK_ACTION_COPY | GDK_ACTION_MOVE);
3565   gtk_drag_dest_add_uri_targets (impl->browse_shortcuts_tree_view);
3566
3567   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
3568   gtk_tree_selection_set_mode (selection, GTK_SELECTION_SINGLE);
3569   gtk_tree_selection_set_select_function (selection,
3570                                           shortcuts_select_func,
3571                                           impl, NULL);
3572
3573   g_signal_connect (selection, "changed",
3574                     G_CALLBACK (shortcuts_selection_changed_cb), impl);
3575
3576   g_signal_connect (impl->browse_shortcuts_tree_view, "key-press-event",
3577                     G_CALLBACK (shortcuts_key_press_event_cb), impl);
3578
3579   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-begin",
3580                     G_CALLBACK (shortcuts_drag_begin_cb), impl);
3581   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-end",
3582                     G_CALLBACK (shortcuts_drag_end_cb), impl);
3583   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-data-delete",
3584                     G_CALLBACK (shortcuts_drag_data_delete_cb), impl);
3585
3586   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-leave",
3587                     G_CALLBACK (shortcuts_drag_leave_cb), impl);
3588   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-motion",
3589                     G_CALLBACK (shortcuts_drag_motion_cb), impl);
3590   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-drop",
3591                     G_CALLBACK (shortcuts_drag_drop_cb), impl);
3592   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-data-received",
3593                     G_CALLBACK (shortcuts_drag_data_received_cb), impl);
3594
3595   /* Support tooltips */
3596   gtk_widget_set_has_tooltip (impl->browse_shortcuts_tree_view, TRUE);
3597   g_signal_connect (impl->browse_shortcuts_tree_view, "query-tooltip",
3598                     G_CALLBACK (shortcuts_query_tooltip_cb), impl);
3599
3600   gtk_container_add (GTK_CONTAINER (swin), impl->browse_shortcuts_tree_view);
3601   gtk_widget_show (impl->browse_shortcuts_tree_view);
3602
3603   /* Column */
3604
3605   column = gtk_tree_view_column_new ();
3606   /* Column header for the file chooser's shortcuts pane */
3607   gtk_tree_view_column_set_title (column, _("_Places"));
3608
3609   renderer = gtk_cell_renderer_pixbuf_new ();
3610   gtk_tree_view_column_pack_start (column, renderer, FALSE);
3611   gtk_tree_view_column_set_attributes (column, renderer,
3612                                        "pixbuf", SHORTCUTS_COL_PIXBUF,
3613                                        "visible", SHORTCUTS_COL_PIXBUF_VISIBLE,
3614                                        NULL);
3615
3616   renderer = gtk_cell_renderer_text_new ();
3617   g_object_set (renderer,
3618                 "width-chars", 12,
3619                 "ellipsize", PANGO_ELLIPSIZE_END,
3620                 NULL);
3621   g_signal_connect (renderer, "edited",
3622                     G_CALLBACK (shortcuts_edited), impl);
3623   g_signal_connect (renderer, "editing-canceled",
3624                     G_CALLBACK (shortcuts_editing_canceled), impl);
3625   gtk_tree_view_column_pack_start (column, renderer, TRUE);
3626   gtk_tree_view_column_set_attributes (column, renderer,
3627                                        "text", SHORTCUTS_COL_NAME,
3628                                        NULL);
3629
3630   gtk_tree_view_set_row_separator_func (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
3631                                         shortcuts_row_separator_func,
3632                                         NULL, NULL);
3633
3634   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), column);
3635
3636   return swin;
3637 }
3638
3639 /* Creates the widgets for the shortcuts/bookmarks pane */
3640 static GtkWidget *
3641 shortcuts_pane_create (GtkFileChooserDefault *impl,
3642                        GtkSizeGroup          *size_group)
3643 {
3644   GtkWidget *vbox;
3645   GtkWidget *toolbar;
3646   GtkWidget *widget;
3647   GtkStyleContext *context;
3648   GIcon *icon;
3649
3650   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
3651   gtk_widget_show (vbox);
3652
3653   /* Shortcuts tree */
3654
3655   widget = shortcuts_list_create (impl);
3656
3657   gtk_size_group_add_widget (size_group, widget);
3658   context = gtk_widget_get_style_context (widget);
3659   gtk_style_context_set_junction_sides (context, GTK_JUNCTION_BOTTOM);
3660
3661   gtk_box_pack_start (GTK_BOX (vbox), widget, TRUE, TRUE, 0);
3662
3663   /* Box for buttons */
3664
3665   toolbar = gtk_toolbar_new ();
3666   gtk_toolbar_set_icon_size (GTK_TOOLBAR (toolbar), GTK_ICON_SIZE_MENU);
3667
3668   context = gtk_widget_get_style_context (toolbar);
3669   gtk_style_context_set_junction_sides (context, GTK_JUNCTION_TOP);
3670   gtk_style_context_add_class (context, GTK_STYLE_CLASS_INLINE_TOOLBAR);
3671
3672   gtk_box_pack_start (GTK_BOX (vbox), toolbar, FALSE, FALSE, 0);
3673   gtk_widget_show (toolbar);
3674
3675   /* Add bookmark button */
3676   icon = g_themed_icon_new_with_default_fallbacks ("list-add-symbolic");
3677   impl->browse_shortcuts_add_button = toolbutton_new (impl,
3678                                                       icon,
3679                                                       FALSE,
3680                                                       TRUE,
3681                                                       G_CALLBACK (add_bookmark_button_clicked_cb));
3682   g_object_unref (icon);
3683
3684   gtk_toolbar_insert (GTK_TOOLBAR (toolbar), GTK_TOOL_ITEM (impl->browse_shortcuts_add_button), 0);
3685   gtk_widget_set_tooltip_text (impl->browse_shortcuts_add_button,
3686                                _("Add the selected folder to the Bookmarks"));
3687
3688   /* Remove bookmark button */
3689   icon = g_themed_icon_new_with_default_fallbacks ("list-remove-symbolic");
3690   impl->browse_shortcuts_remove_button = toolbutton_new (impl,
3691                                                          icon,
3692                                                          FALSE,
3693                                                          TRUE,
3694                                                          G_CALLBACK (remove_bookmark_button_clicked_cb));
3695   g_object_unref (icon);
3696   gtk_toolbar_insert (GTK_TOOLBAR (toolbar), GTK_TOOL_ITEM (impl->browse_shortcuts_remove_button), 1);
3697   gtk_widget_set_tooltip_text (impl->browse_shortcuts_remove_button,
3698                                _("Remove the selected bookmark"));
3699
3700   return vbox;
3701 }
3702
3703 static gboolean
3704 key_is_left_or_right (GdkEventKey *event)
3705 {
3706   guint modifiers;
3707
3708   modifiers = gtk_accelerator_get_default_mod_mask ();
3709
3710   return ((event->keyval == GDK_KEY_Right
3711            || event->keyval == GDK_KEY_KP_Right
3712            || event->keyval == GDK_KEY_Left
3713            || event->keyval == GDK_KEY_KP_Left)
3714           && (event->state & modifiers) == 0);
3715 }
3716
3717 /* Handles key press events on the file list, so that we can trap Enter to
3718  * activate the default button on our own.  Also, checks to see if '/' has been
3719  * pressed.
3720  */
3721 static gboolean
3722 browse_files_key_press_event_cb (GtkWidget   *widget,
3723                                  GdkEventKey *event,
3724                                  gpointer     data)
3725 {
3726   GtkFileChooserDefault *impl;
3727   int modifiers;
3728
3729   impl = (GtkFileChooserDefault *) data;
3730
3731   modifiers = gtk_accelerator_get_default_mod_mask ();
3732
3733   if ((event->keyval == GDK_KEY_slash
3734        || event->keyval == GDK_KEY_KP_Divide
3735 #ifdef G_OS_UNIX
3736        || event->keyval == GDK_KEY_asciitilde
3737 #endif
3738        ) && ! (event->state & (~GDK_SHIFT_MASK & modifiers)))
3739     {
3740       location_popup_handler (impl, event->string);
3741       return TRUE;
3742     }
3743
3744   if (key_is_left_or_right (event))
3745     {
3746       gtk_widget_grab_focus (impl->browse_shortcuts_tree_view);
3747       return TRUE;
3748     }
3749
3750   if ((event->keyval == GDK_KEY_Return
3751        || event->keyval == GDK_KEY_ISO_Enter
3752        || event->keyval == GDK_KEY_KP_Enter
3753        || event->keyval == GDK_KEY_space
3754        || event->keyval == GDK_KEY_KP_Space)
3755       && ((event->state & modifiers) == 0)
3756       && !(impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
3757            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER))
3758     {
3759       GtkWindow *window;
3760
3761       window = get_toplevel (widget);
3762       if (window)
3763         {
3764           GtkWidget *default_widget, *focus_widget;
3765
3766           default_widget = gtk_window_get_default_widget (window);
3767           focus_widget = gtk_window_get_focus (window);
3768
3769           if (widget != default_widget &&
3770               !(widget == focus_widget && (!default_widget || !gtk_widget_get_sensitive (default_widget))))
3771             {
3772               gtk_window_activate_default (window);
3773
3774               return TRUE;
3775             }
3776         }
3777     }
3778
3779   return FALSE;
3780 }
3781
3782 /* Callback used when the file list's popup menu is detached */
3783 static void
3784 popup_menu_detach_cb (GtkWidget *attach_widget,
3785                       GtkMenu   *menu)
3786 {
3787   GtkFileChooserDefault *impl;
3788
3789   impl = g_object_get_data (G_OBJECT (attach_widget), "GtkFileChooserDefault");
3790   g_assert (GTK_IS_FILE_CHOOSER_DEFAULT (impl));
3791
3792   impl->browse_files_popup_menu = NULL;
3793   impl->browse_files_popup_menu_add_shortcut_item = NULL;
3794   impl->browse_files_popup_menu_hidden_files_item = NULL;
3795   impl->browse_files_popup_menu_copy_file_location_item = NULL;
3796 }
3797
3798 /* Callback used when the "Add to Bookmarks" menu item is activated */
3799 static void
3800 add_to_shortcuts_cb (GtkMenuItem           *item,
3801                      GtkFileChooserDefault *impl)
3802 {
3803   bookmarks_add_selected_folder (impl);
3804 }
3805
3806 /* callback used to set data to clipboard */
3807 static void
3808 copy_file_get_cb  (GtkClipboard     *clipboard,
3809                    GtkSelectionData *selection_data,
3810                    guint             info,
3811                    gpointer          data)
3812 {
3813   GSList *selected_files = data;
3814
3815   if (selected_files)
3816     {
3817       gint num_files = g_slist_length (selected_files);
3818       gchar **uris;
3819       gint i;
3820       GSList *l;
3821
3822       uris = g_new (gchar *, num_files + 1);
3823       uris[num_files] = NULL; /* null terminator */
3824
3825       i = 0;
3826
3827       for (l = selected_files; l; l = l->next)
3828         {
3829           GFile *file = (GFile *) l->data;
3830
3831           if (info == SELECTION_URI)
3832             uris[i] = g_file_get_uri (file);
3833           else /* if (info == SELECTION_TEXT) - let this be the fallback */
3834             uris[i] = g_file_get_parse_name (file);
3835
3836           i++;
3837         }
3838
3839       if (info == SELECTION_URI)
3840         gtk_selection_data_set_uris (selection_data, uris);
3841       else /* if (info == SELECTION_TEXT) - let this be the fallback */
3842         {
3843           char *str = g_strjoinv (" ", uris);
3844           gtk_selection_data_set_text (selection_data, str, -1);
3845           g_free (str);
3846         }
3847
3848       g_strfreev (uris);
3849     }
3850 }
3851
3852 /* callback used to clear the clipboard data */
3853 static void
3854 copy_file_clear_cb (GtkClipboard *clipboard,
3855                     gpointer      data)
3856 {
3857   GSList *selected_files = data;
3858
3859   g_slist_foreach (selected_files, (GFunc) g_object_unref, NULL);
3860   g_slist_free (selected_files);
3861 }
3862
3863 /* Callback used when the "Copy file's location" menu item is activated */
3864 static void
3865 copy_file_location_cb (GtkMenuItem           *item,
3866                        GtkFileChooserDefault *impl)
3867 {
3868   GSList *selected_files = NULL;
3869
3870   selected_files = search_get_selected_files (impl);
3871
3872   if (selected_files)
3873     {
3874       GtkClipboard *clipboard;
3875       GtkTargetList *target_list;
3876       GtkTargetEntry *targets;
3877       int n_targets;
3878
3879       clipboard = gtk_widget_get_clipboard (GTK_WIDGET (impl), GDK_SELECTION_CLIPBOARD);
3880
3881       target_list = gtk_target_list_new (NULL, 0);
3882       gtk_target_list_add_text_targets (target_list, SELECTION_TEXT);
3883       gtk_target_list_add_uri_targets (target_list, SELECTION_URI);
3884
3885       targets = gtk_target_table_new_from_list (target_list, &n_targets);
3886       gtk_target_list_unref (target_list);
3887
3888       gtk_clipboard_set_with_data (clipboard, targets, n_targets,
3889                                    copy_file_get_cb,
3890                                    copy_file_clear_cb,
3891                                    selected_files);
3892
3893       gtk_target_table_free (targets, n_targets);
3894     }
3895 }
3896
3897 /* Callback used when the "Show Hidden Files" menu item is toggled */
3898 static void
3899 show_hidden_toggled_cb (GtkCheckMenuItem      *item,
3900                         GtkFileChooserDefault *impl)
3901 {
3902   g_object_set (impl,
3903                 "show-hidden", gtk_check_menu_item_get_active (item),
3904                 NULL);
3905 }
3906
3907 /* Callback used when the "Show Size Column" menu item is toggled */
3908 static void
3909 show_size_column_toggled_cb (GtkCheckMenuItem *item,
3910                              GtkFileChooserDefault *impl)
3911 {
3912   impl->show_size_column = gtk_check_menu_item_get_active (item);
3913
3914   gtk_tree_view_column_set_visible (impl->list_size_column,
3915                                     impl->show_size_column);
3916 }
3917
3918 /* Shows an error dialog about not being able to select a dragged file */
3919 static void
3920 error_selecting_dragged_file_dialog (GtkFileChooserDefault *impl,
3921                                      GFile                 *file,
3922                                      GError                *error)
3923 {
3924   error_dialog (impl,
3925                 _("Could not select file"),
3926                 file, error);
3927 }
3928
3929 static void
3930 file_list_drag_data_select_uris (GtkFileChooserDefault  *impl,
3931                                  gchar                 **uris)
3932 {
3933   int i;
3934   char *uri;
3935   GtkFileChooser *chooser = GTK_FILE_CHOOSER (impl);
3936
3937   for (i = 1; uris[i]; i++)
3938     {
3939       GFile *file;
3940       GError *error = NULL;
3941
3942       uri = uris[i];
3943       file = g_file_new_for_uri (uri);
3944
3945       gtk_file_chooser_default_select_file (chooser, file, &error);
3946       if (error)
3947         error_selecting_dragged_file_dialog (impl, file, error);
3948
3949       g_object_unref (file);
3950     }
3951 }
3952
3953 struct FileListDragData
3954 {
3955   GtkFileChooserDefault *impl;
3956   gchar **uris;
3957   GFile *file;
3958 };
3959
3960 static void
3961 file_list_drag_data_received_get_info_cb (GCancellable *cancellable,
3962                                           GFileInfo    *info,
3963                                           const GError *error,
3964                                           gpointer      user_data)
3965 {
3966   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
3967   struct FileListDragData *data = user_data;
3968   GtkFileChooser *chooser = GTK_FILE_CHOOSER (data->impl);
3969
3970   if (cancellable != data->impl->file_list_drag_data_received_cancellable)
3971     goto out;
3972
3973   data->impl->file_list_drag_data_received_cancellable = NULL;
3974
3975   if (cancelled || error)
3976     goto out;
3977
3978   if ((data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
3979        data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE) &&
3980       data->uris[1] == 0 && !error && _gtk_file_info_consider_as_directory (info))
3981     change_folder_and_display_error (data->impl, data->file, FALSE);
3982   else
3983     {
3984       GError *error = NULL;
3985
3986       gtk_file_chooser_default_unselect_all (chooser);
3987       gtk_file_chooser_default_select_file (chooser, data->file, &error);
3988       if (error)
3989         error_selecting_dragged_file_dialog (data->impl, data->file, error);
3990       else
3991         browse_files_center_selected_row (data->impl);
3992     }
3993
3994   if (data->impl->select_multiple)
3995     file_list_drag_data_select_uris (data->impl, data->uris);
3996
3997 out:
3998   g_object_unref (data->impl);
3999   g_strfreev (data->uris);
4000   g_object_unref (data->file);
4001   g_free (data);
4002
4003   g_object_unref (cancellable);
4004 }
4005
4006 static void
4007 file_list_drag_data_received_cb (GtkWidget        *widget,
4008                                  GdkDragContext   *context,
4009                                  gint              x,
4010                                  gint              y,
4011                                  GtkSelectionData *selection_data,
4012                                  guint             info,
4013                                  guint             time_,
4014                                  gpointer          data)
4015 {
4016   GtkFileChooserDefault *impl;
4017   gchar **uris;
4018   char *uri;
4019   GFile *file;
4020
4021   impl = GTK_FILE_CHOOSER_DEFAULT (data);
4022
4023   /* Allow only drags from other widgets; see bug #533891. */
4024   if (gtk_drag_get_source_widget (context) == widget)
4025     {
4026       g_signal_stop_emission_by_name (widget, "drag-data-received");
4027       return;
4028     }
4029
4030   /* Parse the text/uri-list string, navigate to the first one */
4031   uris = gtk_selection_data_get_uris (selection_data);
4032   if (uris && uris[0])
4033     {
4034       struct FileListDragData *data;
4035
4036       uri = uris[0];
4037       file = g_file_new_for_uri (uri);
4038
4039       data = g_new0 (struct FileListDragData, 1);
4040       data->impl = g_object_ref (impl);
4041       data->uris = uris;
4042       data->file = file;
4043
4044       if (impl->file_list_drag_data_received_cancellable)
4045         g_cancellable_cancel (impl->file_list_drag_data_received_cancellable);
4046
4047       impl->file_list_drag_data_received_cancellable =
4048         _gtk_file_system_get_info (impl->file_system, file,
4049                                    "standard::type",
4050                                    file_list_drag_data_received_get_info_cb,
4051                                    data);
4052     }
4053
4054   g_signal_stop_emission_by_name (widget, "drag-data-received");
4055 }
4056
4057 /* Don't do anything with the drag_drop signal */
4058 static gboolean
4059 file_list_drag_drop_cb (GtkWidget             *widget,
4060                         GdkDragContext        *context,
4061                         gint                   x,
4062                         gint                   y,
4063                         guint                  time_,
4064                         GtkFileChooserDefault *impl)
4065 {
4066   g_signal_stop_emission_by_name (widget, "drag-drop");
4067   return TRUE;
4068 }
4069
4070 /* Disable the normal tree drag motion handler, it makes it look like you're
4071    dropping the dragged item onto a tree item */
4072 static gboolean
4073 file_list_drag_motion_cb (GtkWidget             *widget,
4074                           GdkDragContext        *context,
4075                           gint                   x,
4076                           gint                   y,
4077                           guint                  time_,
4078                           GtkFileChooserDefault *impl)
4079 {
4080   g_signal_stop_emission_by_name (widget, "drag-motion");
4081   return TRUE;
4082 }
4083
4084 /* Sensitizes the "Copy file's location" context menu item if there is actually
4085  * a selection active.
4086  */
4087 static void
4088 check_copy_file_location_sensitivity (GtkFileChooserDefault *impl)
4089 {
4090   GtkTreeSelection *selection;
4091   gboolean active;
4092
4093   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
4094   if (gtk_tree_selection_count_selected_rows (selection) == 0)
4095     active = FALSE;
4096   else
4097     active = TRUE;
4098
4099   gtk_widget_set_sensitive (impl->browse_files_popup_menu_copy_file_location_item, active);
4100 }
4101
4102 /* Constructs the popup menu for the file list if needed */
4103 static void
4104 file_list_build_popup_menu (GtkFileChooserDefault *impl)
4105 {
4106   GtkWidget *item;
4107
4108   if (impl->browse_files_popup_menu)
4109     return;
4110
4111   impl->browse_files_popup_menu = gtk_menu_new ();
4112   gtk_menu_attach_to_widget (GTK_MENU (impl->browse_files_popup_menu),
4113                              impl->browse_files_tree_view,
4114                              popup_menu_detach_cb);
4115
4116   item = gtk_image_menu_item_new_with_mnemonic (_("_Copy file's location"));
4117   impl->browse_files_popup_menu_copy_file_location_item = item;
4118   gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
4119                                  gtk_image_new_from_stock (GTK_STOCK_COPY, GTK_ICON_SIZE_MENU));
4120   g_signal_connect (item, "activate",
4121                     G_CALLBACK (copy_file_location_cb), impl);
4122   gtk_widget_show (item);
4123   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4124
4125   item = gtk_image_menu_item_new_with_mnemonic (_("_Add to Bookmarks"));
4126   impl->browse_files_popup_menu_add_shortcut_item = item;
4127   gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
4128                                  gtk_image_new_from_stock (GTK_STOCK_ADD, GTK_ICON_SIZE_MENU));
4129   g_signal_connect (item, "activate",
4130                     G_CALLBACK (add_to_shortcuts_cb), impl);
4131   gtk_widget_show (item);
4132   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4133
4134   item = gtk_separator_menu_item_new ();
4135   gtk_widget_show (item);
4136   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4137
4138   item = gtk_check_menu_item_new_with_mnemonic (_("Show _Hidden Files"));
4139   impl->browse_files_popup_menu_hidden_files_item = item;
4140   g_signal_connect (item, "toggled",
4141                     G_CALLBACK (show_hidden_toggled_cb), impl);
4142   gtk_widget_show (item);
4143   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4144
4145   item = gtk_check_menu_item_new_with_mnemonic (_("Show _Size Column"));
4146   impl->browse_files_popup_menu_size_column_item = item;
4147   g_signal_connect (item, "toggled",
4148                     G_CALLBACK (show_size_column_toggled_cb), impl);
4149   gtk_widget_show (item);
4150   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4151
4152   bookmarks_check_add_sensitivity (impl);
4153   check_copy_file_location_sensitivity (impl);
4154 }
4155
4156 /* Updates the popup menu for the file list, creating it if necessary */
4157 static void
4158 file_list_update_popup_menu (GtkFileChooserDefault *impl)
4159 {
4160   file_list_build_popup_menu (impl);
4161
4162   /* FIXME - handle OPERATION_MODE_SEARCH and OPERATION_MODE_RECENT */
4163
4164   /* The sensitivity of the Add to Bookmarks item is set in
4165    * bookmarks_check_add_sensitivity()
4166    */
4167
4168   /* 'Show Hidden Files' */
4169   g_signal_handlers_block_by_func (impl->browse_files_popup_menu_hidden_files_item,
4170                                    G_CALLBACK (show_hidden_toggled_cb), impl);
4171   gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (impl->browse_files_popup_menu_hidden_files_item),
4172                                   impl->show_hidden);
4173   g_signal_handlers_unblock_by_func (impl->browse_files_popup_menu_hidden_files_item,
4174                                      G_CALLBACK (show_hidden_toggled_cb), impl);
4175
4176   /* 'Show Size Column' */
4177   g_signal_handlers_block_by_func (impl->browse_files_popup_menu_size_column_item,
4178                                    G_CALLBACK (show_size_column_toggled_cb), impl);
4179   gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (impl->browse_files_popup_menu_size_column_item),
4180                                   impl->show_size_column);
4181   g_signal_handlers_unblock_by_func (impl->browse_files_popup_menu_size_column_item,
4182                                      G_CALLBACK (show_size_column_toggled_cb), impl);
4183 }
4184
4185 static void
4186 popup_position_func (GtkMenu   *menu,
4187                      gint      *x,
4188                      gint      *y,
4189                      gboolean  *push_in,
4190                      gpointer   user_data)
4191 {
4192   GtkAllocation allocation;
4193   GtkWidget *widget = GTK_WIDGET (user_data);
4194   GdkScreen *screen = gtk_widget_get_screen (widget);
4195   GtkRequisition req;
4196   gint monitor_num;
4197   GdkRectangle monitor;
4198
4199   g_return_if_fail (gtk_widget_get_realized (widget));
4200
4201   gdk_window_get_origin (gtk_widget_get_window (widget), x, y);
4202
4203   gtk_widget_get_preferred_size (GTK_WIDGET (menu),
4204                                  &req, NULL);
4205
4206   gtk_widget_get_allocation (widget, &allocation);
4207   *x += (allocation.width - req.width) / 2;
4208   *y += (allocation.height - req.height) / 2;
4209
4210   monitor_num = gdk_screen_get_monitor_at_point (screen, *x, *y);
4211   gtk_menu_set_monitor (menu, monitor_num);
4212   gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
4213
4214   *x = CLAMP (*x, monitor.x, monitor.x + MAX (0, monitor.width - req.width));
4215   *y = CLAMP (*y, monitor.y, monitor.y + MAX (0, monitor.height - req.height));
4216
4217   *push_in = FALSE;
4218 }
4219
4220 static void
4221 file_list_popup_menu (GtkFileChooserDefault *impl,
4222                       GdkEventButton        *event)
4223 {
4224   file_list_update_popup_menu (impl);
4225   if (event)
4226     gtk_menu_popup (GTK_MENU (impl->browse_files_popup_menu),
4227                     NULL, NULL, NULL, NULL,
4228                     event->button, event->time);
4229   else
4230     {
4231       gtk_menu_popup (GTK_MENU (impl->browse_files_popup_menu),
4232                       NULL, NULL,
4233                       popup_position_func, impl->browse_files_tree_view,
4234                       0, GDK_CURRENT_TIME);
4235       gtk_menu_shell_select_first (GTK_MENU_SHELL (impl->browse_files_popup_menu),
4236                                    FALSE);
4237     }
4238
4239 }
4240
4241 /* Callback used for the GtkWidget::popup-menu signal of the file list */
4242 static gboolean
4243 list_popup_menu_cb (GtkWidget *widget,
4244                     GtkFileChooserDefault *impl)
4245 {
4246   file_list_popup_menu (impl, NULL);
4247   return TRUE;
4248 }
4249
4250 /* Callback used when a button is pressed on the file list.  We trap button 3 to
4251  * bring up a popup menu.
4252  */
4253 static gboolean
4254 list_button_press_event_cb (GtkWidget             *widget,
4255                             GdkEventButton        *event,
4256                             GtkFileChooserDefault *impl)
4257 {
4258   static gboolean in_press = FALSE;
4259
4260   if (in_press)
4261     return FALSE;
4262
4263   if (event->button != 3)
4264     return FALSE;
4265
4266   in_press = TRUE;
4267   gtk_widget_event (impl->browse_files_tree_view, (GdkEvent *) event);
4268   in_press = FALSE;
4269
4270   file_list_popup_menu (impl, event);
4271   return TRUE;
4272 }
4273
4274 typedef struct {
4275   OperationMode operation_mode;
4276   gint general_column;
4277   gint model_column;
4278 } ColumnMap;
4279
4280 /* Sets the sort column IDs for the file list; needs to be done whenever we
4281  * change the model on the treeview.
4282  */
4283 static void
4284 file_list_set_sort_column_ids (GtkFileChooserDefault *impl)
4285 {
4286   gtk_tree_view_column_set_sort_column_id (impl->list_name_column, MODEL_COL_NAME);
4287   gtk_tree_view_column_set_sort_column_id (impl->list_mtime_column, MODEL_COL_MTIME);
4288   gtk_tree_view_column_set_sort_column_id (impl->list_size_column, MODEL_COL_SIZE);
4289 }
4290
4291 static gboolean
4292 file_list_query_tooltip_cb (GtkWidget  *widget,
4293                             gint        x,
4294                             gint        y,
4295                             gboolean    keyboard_tip,
4296                             GtkTooltip *tooltip,
4297                             gpointer    user_data)
4298 {
4299   GtkFileChooserDefault *impl = user_data;
4300   GtkTreeModel *model;
4301   GtkTreePath *path;
4302   GtkTreeIter iter;
4303   GFile *file;
4304   gchar *filename;
4305
4306   if (impl->operation_mode == OPERATION_MODE_BROWSE)
4307     return FALSE;
4308
4309
4310   if (!gtk_tree_view_get_tooltip_context (GTK_TREE_VIEW (impl->browse_files_tree_view),
4311                                           &x, &y,
4312                                           keyboard_tip,
4313                                           &model, &path, &iter))
4314     return FALSE;
4315
4316   gtk_tree_model_get (model, &iter,
4317                       MODEL_COL_FILE, &file,
4318                       -1);
4319
4320   if (file == NULL)
4321     {
4322       gtk_tree_path_free (path);
4323       return FALSE;
4324     }
4325
4326   filename = g_file_get_path (file);
4327   gtk_tooltip_set_text (tooltip, filename);
4328   gtk_tree_view_set_tooltip_row (GTK_TREE_VIEW (impl->browse_files_tree_view),
4329                                  tooltip,
4330                                  path);
4331
4332   g_free (filename);
4333   g_object_unref (file);
4334   gtk_tree_path_free (path);
4335
4336   return TRUE;
4337 }
4338
4339 static void
4340 set_icon_cell_renderer_fixed_size (GtkFileChooserDefault *impl, GtkCellRenderer *renderer)
4341 {
4342   gint xpad, ypad;
4343
4344   gtk_cell_renderer_get_padding (renderer, &xpad, &ypad);
4345   gtk_cell_renderer_set_fixed_size (renderer,
4346                                     xpad * 2 + impl->icon_size,
4347                                     ypad * 2 + impl->icon_size);
4348 }
4349
4350 /* Creates the widgets for the file list */
4351 static GtkWidget *
4352 create_file_list (GtkFileChooserDefault *impl)
4353 {
4354   GtkWidget *swin;
4355   GtkTreeSelection *selection;
4356   GtkTreeViewColumn *column;
4357   GtkCellRenderer *renderer;
4358
4359   /* Scrolled window */
4360   swin = gtk_scrolled_window_new (NULL, NULL);
4361   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swin),
4362                                   GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
4363   gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (swin),
4364                                        GTK_SHADOW_IN);
4365
4366   /* Tree/list view */
4367
4368   impl->browse_files_tree_view = gtk_tree_view_new ();
4369 #ifdef PROFILE_FILE_CHOOSER
4370   g_object_set_data (G_OBJECT (impl->browse_files_tree_view), "fmq-name", "file_list");
4371 #endif
4372   g_object_set_data (G_OBJECT (impl->browse_files_tree_view), I_("GtkFileChooserDefault"), impl);
4373   atk_object_set_name (gtk_widget_get_accessible (impl->browse_files_tree_view), _("Files"));
4374
4375   gtk_tree_view_set_rules_hint (GTK_TREE_VIEW (impl->browse_files_tree_view), TRUE);
4376   gtk_container_add (GTK_CONTAINER (swin), impl->browse_files_tree_view);
4377
4378   gtk_drag_dest_set (impl->browse_files_tree_view,
4379                      GTK_DEST_DEFAULT_ALL,
4380                      NULL, 0,
4381                      GDK_ACTION_COPY | GDK_ACTION_MOVE);
4382   gtk_drag_dest_add_uri_targets (impl->browse_files_tree_view);
4383
4384   g_signal_connect (impl->browse_files_tree_view, "row-activated",
4385                     G_CALLBACK (list_row_activated), impl);
4386   g_signal_connect (impl->browse_files_tree_view, "key-press-event",
4387                     G_CALLBACK (browse_files_key_press_event_cb), impl);
4388   g_signal_connect (impl->browse_files_tree_view, "popup-menu",
4389                     G_CALLBACK (list_popup_menu_cb), impl);
4390   g_signal_connect (impl->browse_files_tree_view, "button-press-event",
4391                     G_CALLBACK (list_button_press_event_cb), impl);
4392
4393   g_signal_connect (impl->browse_files_tree_view, "drag-data-received",
4394                     G_CALLBACK (file_list_drag_data_received_cb), impl);
4395   g_signal_connect (impl->browse_files_tree_view, "drag-drop",
4396                     G_CALLBACK (file_list_drag_drop_cb), impl);
4397   g_signal_connect (impl->browse_files_tree_view, "drag-motion",
4398                     G_CALLBACK (file_list_drag_motion_cb), impl);
4399
4400   g_object_set (impl->browse_files_tree_view, "has-tooltip", TRUE, NULL);
4401   g_signal_connect (impl->browse_files_tree_view, "query-tooltip",
4402                     G_CALLBACK (file_list_query_tooltip_cb), impl);
4403
4404   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
4405   gtk_tree_selection_set_select_function (selection,
4406                                           list_select_func,
4407                                           impl, NULL);
4408   gtk_tree_view_enable_model_drag_source (GTK_TREE_VIEW (impl->browse_files_tree_view),
4409                                           GDK_BUTTON1_MASK,
4410                                           NULL, 0,
4411                                           GDK_ACTION_COPY | GDK_ACTION_MOVE);
4412   gtk_drag_source_add_uri_targets (impl->browse_files_tree_view);
4413
4414   g_signal_connect (selection, "changed",
4415                     G_CALLBACK (list_selection_changed), impl);
4416
4417   /* Keep the column order in sync with update_cell_renderer_attributes() */
4418
4419   /* Filename column */
4420
4421   impl->list_name_column = gtk_tree_view_column_new ();
4422   gtk_tree_view_column_set_expand (impl->list_name_column, TRUE);
4423   gtk_tree_view_column_set_resizable (impl->list_name_column, TRUE);
4424   gtk_tree_view_column_set_title (impl->list_name_column, _("Name"));
4425
4426   renderer = gtk_cell_renderer_pixbuf_new ();
4427   /* We set a fixed size so that we get an empty slot even if no icons are loaded yet */
4428   set_icon_cell_renderer_fixed_size (impl, renderer);
4429   gtk_tree_view_column_pack_start (impl->list_name_column, renderer, FALSE);
4430
4431   impl->list_name_renderer = gtk_cell_renderer_text_new ();
4432   g_object_set (impl->list_name_renderer,
4433                 "ellipsize", PANGO_ELLIPSIZE_END,
4434                 NULL);
4435   g_signal_connect (impl->list_name_renderer, "edited",
4436                     G_CALLBACK (renderer_edited_cb), impl);
4437   g_signal_connect (impl->list_name_renderer, "editing-canceled",
4438                     G_CALLBACK (renderer_editing_canceled_cb), impl);
4439   gtk_tree_view_column_pack_start (impl->list_name_column, impl->list_name_renderer, TRUE);
4440
4441   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_files_tree_view), impl->list_name_column);
4442
4443   /* Size column */
4444
4445   column = gtk_tree_view_column_new ();
4446   gtk_tree_view_column_set_resizable (column, TRUE);
4447   gtk_tree_view_column_set_title (column, _("Size"));
4448
4449   renderer = gtk_cell_renderer_text_new ();
4450   g_object_set (renderer,
4451                 "alignment", PANGO_ALIGN_RIGHT,
4452                 NULL);
4453   gtk_tree_view_column_pack_start (column, renderer, TRUE); /* bug: it doesn't expand */
4454   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_files_tree_view), column);
4455   impl->list_size_column = column;
4456
4457   /* Modification time column */
4458
4459   column = gtk_tree_view_column_new ();
4460   gtk_tree_view_column_set_resizable (column, TRUE);
4461   gtk_tree_view_column_set_title (column, _("Modified"));
4462
4463   renderer = gtk_cell_renderer_text_new ();
4464   gtk_tree_view_column_pack_start (column, renderer, TRUE);
4465   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_files_tree_view), column);
4466   impl->list_mtime_column = column;
4467
4468   file_list_set_sort_column_ids (impl);
4469   update_cell_renderer_attributes (impl);
4470
4471   gtk_widget_show_all (swin);
4472
4473   return swin;
4474 }
4475
4476 /* Creates the widgets for the files/folders pane */
4477 static GtkWidget *
4478 file_pane_create (GtkFileChooserDefault *impl,
4479                   GtkSizeGroup          *size_group)
4480 {
4481   GtkWidget *vbox;
4482   GtkWidget *hbox;
4483   GtkWidget *widget;
4484
4485   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
4486   gtk_widget_show (vbox);
4487
4488   /* Box for lists and preview */
4489
4490   hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, PREVIEW_HBOX_SPACING);
4491   gtk_box_pack_start (GTK_BOX (vbox), hbox, TRUE, TRUE, 0);
4492   gtk_widget_show (hbox);
4493
4494   /* File list */
4495
4496   widget = create_file_list (impl);
4497   gtk_box_pack_start (GTK_BOX (hbox), widget, TRUE, TRUE, 0);
4498   gtk_size_group_add_widget (size_group, widget);
4499
4500   /* Preview */
4501
4502   impl->preview_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
4503   gtk_box_pack_start (GTK_BOX (hbox), impl->preview_box, FALSE, FALSE, 0);
4504   /* Don't show preview box initially */
4505
4506   /* Filter combo */
4507
4508   impl->filter_combo_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
4509
4510   widget = filter_create (impl);
4511
4512   gtk_widget_show (widget);
4513   gtk_box_pack_end (GTK_BOX (impl->filter_combo_hbox), widget, FALSE, FALSE, 0);
4514
4515   gtk_box_pack_end (GTK_BOX (vbox), impl->filter_combo_hbox, FALSE, FALSE, 0);
4516
4517   return vbox;
4518 }
4519
4520 static void
4521 location_entry_create (GtkFileChooserDefault *impl)
4522 {
4523   if (!impl->location_entry)
4524     impl->location_entry = _gtk_file_chooser_entry_new (TRUE);
4525
4526   _gtk_file_chooser_entry_set_file_system (GTK_FILE_CHOOSER_ENTRY (impl->location_entry),
4527                                            impl->file_system);
4528   _gtk_file_chooser_entry_set_local_only (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->local_only);
4529   _gtk_file_chooser_entry_set_action (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->action);
4530   gtk_entry_set_width_chars (GTK_ENTRY (impl->location_entry), 45);
4531   gtk_entry_set_activates_default (GTK_ENTRY (impl->location_entry), TRUE);
4532 }
4533
4534 /* Creates the widgets specific to Save mode */
4535 static void
4536 save_widgets_create (GtkFileChooserDefault *impl)
4537 {
4538   GtkWidget *vbox;
4539   GtkWidget *widget;
4540
4541   if (impl->save_widgets != NULL)
4542     return;
4543
4544   location_switch_to_path_bar (impl);
4545
4546   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
4547
4548   impl->save_widgets_table = gtk_grid_new ();
4549   gtk_box_pack_start (GTK_BOX (vbox), impl->save_widgets_table, FALSE, FALSE, 0);
4550   gtk_widget_show (impl->save_widgets_table);
4551   gtk_grid_set_row_spacing (GTK_GRID (impl->save_widgets_table), 12);
4552   gtk_grid_set_column_spacing (GTK_GRID (impl->save_widgets_table), 12);
4553
4554   /* Label */
4555
4556   widget = gtk_label_new_with_mnemonic (_("_Name:"));
4557   gtk_widget_set_halign (widget, GTK_ALIGN_START);
4558   gtk_widget_set_valign (widget, GTK_ALIGN_CENTER);
4559   gtk_grid_attach (GTK_GRID (impl->save_widgets_table), widget, 0, 0, 1, 1);
4560   gtk_widget_show (widget);
4561
4562   /* Location entry */
4563
4564   location_entry_create (impl);
4565   gtk_widget_set_hexpand (impl->location_entry, TRUE);
4566   gtk_grid_attach (GTK_GRID (impl->save_widgets_table), impl->location_entry, 1, 0, 1, 1);
4567   gtk_widget_show (impl->location_entry);
4568   gtk_label_set_mnemonic_widget (GTK_LABEL (widget), impl->location_entry);
4569
4570   /* Folder combo */
4571   impl->save_folder_label = gtk_label_new (NULL);
4572   gtk_widget_set_halign (impl->save_folder_label, GTK_ALIGN_START);
4573   gtk_widget_set_valign (impl->save_folder_label, GTK_ALIGN_CENTER);
4574   gtk_grid_attach (GTK_GRID (impl->save_widgets_table), impl->save_folder_label, 0, 1, 1, 1);
4575   gtk_widget_show (impl->save_folder_label);
4576
4577   impl->save_widgets = vbox;
4578   gtk_box_pack_start (GTK_BOX (impl), impl->save_widgets, FALSE, FALSE, 0);
4579   gtk_box_reorder_child (GTK_BOX (impl), impl->save_widgets, 0);
4580   gtk_widget_show (impl->save_widgets);
4581 }
4582
4583 /* Destroys the widgets specific to Save mode */
4584 static void
4585 save_widgets_destroy (GtkFileChooserDefault *impl)
4586 {
4587   if (impl->save_widgets == NULL)
4588     return;
4589
4590   gtk_widget_destroy (impl->save_widgets);
4591   impl->save_widgets = NULL;
4592   impl->save_widgets_table = NULL;
4593   impl->location_entry = NULL;
4594   impl->save_folder_label = NULL;
4595 }
4596
4597 /* Turns on the path bar widget.  Can be called even if we are already in that
4598  * mode.
4599  */
4600 static void
4601 location_switch_to_path_bar (GtkFileChooserDefault *impl)
4602 {
4603   if (impl->location_entry)
4604     {
4605       gtk_widget_destroy (impl->location_entry);
4606       impl->location_entry = NULL;
4607     }
4608
4609   gtk_widget_hide (impl->location_entry_box);
4610 }
4611
4612 /* Turns on the location entry.  Can be called even if we are already in that
4613  * mode.
4614  */
4615 static void
4616 location_switch_to_filename_entry (GtkFileChooserDefault *impl)
4617 {
4618   /* when in search or recent files mode, we are not showing the
4619    * location_entry_box container, so there's no point in switching
4620    * to it.
4621    */
4622   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
4623       impl->operation_mode == OPERATION_MODE_RECENT)
4624     return;
4625
4626   if (impl->location_entry)
4627     {
4628       gtk_widget_destroy (impl->location_entry);
4629       impl->location_entry = NULL;
4630     }
4631
4632   /* Box */
4633
4634   gtk_widget_show (impl->location_entry_box);
4635
4636   /* Entry */
4637
4638   location_entry_create (impl);
4639   gtk_box_pack_start (GTK_BOX (impl->location_entry_box), impl->location_entry, TRUE, TRUE, 0);
4640   gtk_label_set_mnemonic_widget (GTK_LABEL (impl->location_label), impl->location_entry);
4641
4642   /* Configure the entry */
4643
4644   _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->current_folder);
4645
4646   /* Done */
4647
4648   gtk_widget_show (impl->location_entry);
4649   gtk_widget_grab_focus (impl->location_entry);
4650 }
4651
4652 /* Sets a new location mode.  set_buttons determines whether the toggle button
4653  * for the mode will also be changed.
4654  */
4655 static void
4656 location_mode_set (GtkFileChooserDefault *impl,
4657                    LocationMode new_mode,
4658                    gboolean set_button)
4659 {
4660   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
4661       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
4662     {
4663       GtkWindow *toplevel;
4664       GtkWidget *current_focus;
4665       gboolean button_active;
4666       gboolean switch_to_file_list;
4667
4668       switch (new_mode)
4669         {
4670         case LOCATION_MODE_PATH_BAR:
4671           button_active = FALSE;
4672
4673           /* The location_entry will disappear when we switch to path bar mode.  So,
4674            * we'll focus the file list in that case, to avoid having a window with
4675            * no focused widget.
4676            */
4677           toplevel = get_toplevel (GTK_WIDGET (impl));
4678           switch_to_file_list = FALSE;
4679           if (toplevel)
4680             {
4681               current_focus = gtk_window_get_focus (toplevel);
4682               if (!current_focus || current_focus == impl->location_entry)
4683                 switch_to_file_list = TRUE;
4684             }
4685
4686           location_switch_to_path_bar (impl);
4687
4688           if (switch_to_file_list)
4689             gtk_widget_grab_focus (impl->browse_files_tree_view);
4690
4691           break;
4692
4693         case LOCATION_MODE_FILENAME_ENTRY:
4694           button_active = TRUE;
4695           location_switch_to_filename_entry (impl);
4696           break;
4697
4698         default:
4699           g_assert_not_reached ();
4700           return;
4701         }
4702
4703       if (set_button)
4704         {
4705           g_signal_handlers_block_by_func (impl->location_button,
4706                                            G_CALLBACK (location_button_toggled_cb), impl);
4707
4708           gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (impl->location_button), button_active);
4709
4710           g_signal_handlers_unblock_by_func (impl->location_button,
4711                                              G_CALLBACK (location_button_toggled_cb), impl);
4712         }
4713     }
4714
4715   impl->location_mode = new_mode;
4716 }
4717
4718 static void
4719 location_toggle_popup_handler (GtkFileChooserDefault *impl)
4720 {
4721   /* when in search or recent files mode, we are not showing the
4722    * location_entry_box container, so there's no point in switching
4723    * to it.
4724    */
4725   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
4726       impl->operation_mode == OPERATION_MODE_RECENT)
4727     return;
4728
4729   /* If the file entry is not visible, show it.
4730    * If it is visible, turn it off only if it is focused.  Otherwise, switch to the entry.
4731    */
4732   if (impl->location_mode == LOCATION_MODE_PATH_BAR)
4733     {
4734       location_mode_set (impl, LOCATION_MODE_FILENAME_ENTRY, TRUE);
4735     }
4736   else if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)
4737     {
4738       if (gtk_widget_has_focus (impl->location_entry))
4739         {
4740           location_mode_set (impl, LOCATION_MODE_PATH_BAR, TRUE);
4741         }
4742       else
4743         {
4744           gtk_widget_grab_focus (impl->location_entry);
4745         }
4746     }
4747 }
4748
4749 /* Callback used when one of the location mode buttons is toggled */
4750 static void
4751 location_button_toggled_cb (GtkToggleButton *toggle,
4752                             GtkFileChooserDefault *impl)
4753 {
4754   gboolean is_active;
4755   LocationMode new_mode;
4756
4757   is_active = gtk_toggle_button_get_active (toggle);
4758
4759   if (is_active)
4760     {
4761       g_assert (impl->location_mode == LOCATION_MODE_PATH_BAR);
4762       new_mode = LOCATION_MODE_FILENAME_ENTRY;
4763     }
4764   else
4765     {
4766       g_assert (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY);
4767       new_mode = LOCATION_MODE_PATH_BAR;
4768     }
4769
4770   location_mode_set (impl, new_mode, FALSE);
4771 }
4772
4773 /* Creates a toggle button for the location entry. */
4774 static void
4775 location_button_create (GtkFileChooserDefault *impl)
4776 {
4777   GtkWidget *image;
4778   const char *str;
4779
4780   image = gtk_image_new_from_stock (GTK_STOCK_EDIT, GTK_ICON_SIZE_BUTTON);
4781   gtk_widget_show (image);
4782
4783   impl->location_button = g_object_new (GTK_TYPE_TOGGLE_BUTTON,
4784                                         "image", image,
4785                                         NULL);
4786
4787   g_signal_connect (impl->location_button, "toggled",
4788                     G_CALLBACK (location_button_toggled_cb), impl);
4789
4790   str = _("Type a file name");
4791
4792   gtk_widget_set_tooltip_text (impl->location_button, str);
4793   atk_object_set_name (gtk_widget_get_accessible (impl->location_button), str);
4794 }
4795
4796 typedef enum {
4797   PATH_BAR_FOLDER_PATH,
4798   PATH_BAR_SELECT_A_FOLDER,
4799   PATH_BAR_ERROR_NO_FILENAME,
4800   PATH_BAR_ERROR_NO_FOLDER,
4801   PATH_BAR_RECENTLY_USED,
4802   PATH_BAR_SEARCH
4803 } PathBarMode;
4804
4805 /* Creates the info bar for informational messages or warnings, with its icon and label */
4806 static void
4807 info_bar_create (GtkFileChooserDefault *impl)
4808 {
4809   GtkWidget *content_area;
4810
4811   impl->browse_select_a_folder_info_bar = gtk_info_bar_new ();
4812   impl->browse_select_a_folder_icon = gtk_image_new_from_stock (GTK_STOCK_DIRECTORY, GTK_ICON_SIZE_MENU);
4813   impl->browse_select_a_folder_label = gtk_label_new (NULL);
4814
4815   content_area = gtk_info_bar_get_content_area (GTK_INFO_BAR (impl->browse_select_a_folder_info_bar));
4816
4817   gtk_box_pack_start (GTK_BOX (content_area), impl->browse_select_a_folder_icon, FALSE, FALSE, 0);
4818   gtk_box_pack_start (GTK_BOX (content_area), impl->browse_select_a_folder_label, FALSE, FALSE, 0);
4819
4820   gtk_widget_show (impl->browse_select_a_folder_icon);
4821   gtk_widget_show (impl->browse_select_a_folder_label);
4822 }
4823
4824 /* Sets the info bar to show the appropriate informational or warning message */
4825 static void
4826 info_bar_set (GtkFileChooserDefault *impl, PathBarMode mode)
4827 {
4828   char *str;
4829   gboolean free_str;
4830   GtkMessageType message_type;
4831
4832   free_str = FALSE;
4833
4834   switch (mode)
4835     {
4836     case PATH_BAR_SELECT_A_FOLDER:
4837       str = g_strconcat ("<i>", _("Please select a folder below"), "</i>", NULL);
4838       free_str = TRUE;
4839       message_type = GTK_MESSAGE_OTHER;
4840       break;
4841
4842     case PATH_BAR_ERROR_NO_FILENAME:
4843       str = _("Please type a file name");
4844       message_type = GTK_MESSAGE_WARNING;
4845       break;
4846
4847     case PATH_BAR_ERROR_NO_FOLDER:
4848       str = _("Please select a folder below");
4849       message_type = GTK_MESSAGE_WARNING;
4850       break;
4851
4852     default:
4853       g_assert_not_reached ();
4854       return;
4855     }
4856
4857   gtk_info_bar_set_message_type (GTK_INFO_BAR (impl->browse_select_a_folder_info_bar), message_type);
4858   gtk_image_set_from_stock (GTK_IMAGE (impl->browse_select_a_folder_icon),
4859                             (message_type == GTK_MESSAGE_WARNING) ? GTK_STOCK_DIALOG_WARNING : GTK_STOCK_DIRECTORY,
4860                             GTK_ICON_SIZE_MENU);
4861   gtk_label_set_markup (GTK_LABEL (impl->browse_select_a_folder_label), str);
4862
4863   if (free_str)
4864     g_free (str);
4865 }
4866
4867 /* Creates the icon and label used to show that the file chooser is in Search or Recently-used mode */
4868 static void
4869 special_mode_widgets_create (GtkFileChooserDefault *impl)
4870 {
4871   impl->browse_special_mode_icon = gtk_image_new ();
4872   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_special_mode_icon);
4873   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_special_mode_icon, FALSE, FALSE, 0);
4874
4875   impl->browse_special_mode_label = gtk_label_new (NULL);
4876   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_special_mode_label);
4877   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_special_mode_label, FALSE, FALSE, 0);
4878 }
4879
4880 /* Creates the path bar's container and eveyrthing that goes in it: location button, pathbar, info bar, and Create Folder button */
4881 static void
4882 path_bar_widgets_create (GtkFileChooserDefault *impl)
4883 {
4884   /* Location widgets - note browse_path_bar_hbox is packed in the right place until switch_path_bar() */
4885   impl->browse_path_bar_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
4886   gtk_widget_show (impl->browse_path_bar_hbox);
4887
4888   /* Size group that allows the path bar to be the same size between modes */
4889   impl->browse_path_bar_size_group = gtk_size_group_new (GTK_SIZE_GROUP_VERTICAL);
4890   gtk_size_group_set_ignore_hidden (impl->browse_path_bar_size_group, FALSE);
4891
4892   /* Location button */
4893   location_button_create (impl);
4894   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->location_button);
4895   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->location_button, FALSE, FALSE, 0);
4896
4897   /* Path bar */
4898   impl->browse_path_bar = g_object_new (GTK_TYPE_PATH_BAR, NULL);
4899   _gtk_path_bar_set_file_system (GTK_PATH_BAR (impl->browse_path_bar), impl->file_system);
4900   g_signal_connect (impl->browse_path_bar, "path-clicked", G_CALLBACK (path_bar_clicked), impl);
4901
4902   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_path_bar);
4903   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_path_bar, TRUE, TRUE, 0);
4904
4905   /* Info bar */
4906   info_bar_create (impl);
4907   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_select_a_folder_info_bar);
4908   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_select_a_folder_info_bar, TRUE, TRUE, 0);
4909
4910   /* Widgets for special modes (recently-used in Open mode, Search mode) */
4911   special_mode_widgets_create (impl);
4912
4913   /* Create Folder */
4914   impl->browse_new_folder_button = gtk_button_new_with_mnemonic (_("Create Fo_lder"));
4915   g_signal_connect (impl->browse_new_folder_button, "clicked",
4916                     G_CALLBACK (new_folder_button_clicked), impl);
4917   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_new_folder_button);
4918   gtk_box_pack_end (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_new_folder_button, FALSE, FALSE, 0);
4919 }
4920
4921 /* Sets the path bar's mode to show a label, the actual folder path, or a
4922  * warning message.  You may call this function with PATH_BAR_ERROR_* directly
4923  * if the pathbar is already showing the widgets you expect; otherwise, call
4924  * path_bar_update() instead to set the appropriate widgets automatically.
4925  */
4926 static void
4927 path_bar_set_mode (GtkFileChooserDefault *impl, PathBarMode mode)
4928 {
4929   gboolean path_bar_visible             = FALSE;
4930   gboolean special_mode_widgets_visible = FALSE;
4931   gboolean info_bar_visible             = FALSE;
4932   gboolean create_folder_visible        = FALSE;
4933
4934   char *tmp;
4935
4936   switch (mode)
4937     {
4938     case PATH_BAR_FOLDER_PATH:
4939       path_bar_visible = TRUE;
4940       break;
4941
4942     case PATH_BAR_SELECT_A_FOLDER:
4943     case PATH_BAR_ERROR_NO_FILENAME:
4944     case PATH_BAR_ERROR_NO_FOLDER:
4945       info_bar_set (impl, mode);
4946       info_bar_visible = TRUE;
4947       break;
4948
4949     case PATH_BAR_RECENTLY_USED:
4950       gtk_image_set_from_icon_name (GTK_IMAGE (impl->browse_special_mode_icon), "document-open-recent", GTK_ICON_SIZE_BUTTON);
4951
4952       tmp = g_strdup_printf ("<b>%s</b>", _("Recently Used"));
4953       gtk_label_set_markup (GTK_LABEL (impl->browse_special_mode_label), tmp);
4954       g_free (tmp);
4955
4956       special_mode_widgets_visible = TRUE;
4957       break;
4958
4959     case PATH_BAR_SEARCH:
4960       gtk_image_set_from_stock (GTK_IMAGE (impl->browse_special_mode_icon), GTK_STOCK_FIND, GTK_ICON_SIZE_BUTTON);
4961
4962       tmp = g_strdup_printf ("<b>%s</b>", _("Search:"));
4963       gtk_label_set_markup (GTK_LABEL (impl->browse_special_mode_label), tmp);
4964       g_free (tmp);
4965
4966       special_mode_widgets_visible = TRUE;
4967       break;
4968
4969     default:
4970       g_assert_not_reached ();
4971     }
4972
4973   gtk_widget_set_visible (impl->browse_path_bar,                        path_bar_visible);
4974   gtk_widget_set_visible (impl->browse_special_mode_icon,               special_mode_widgets_visible);
4975   gtk_widget_set_visible (impl->browse_special_mode_label,              special_mode_widgets_visible);
4976   gtk_widget_set_visible (impl->browse_select_a_folder_info_bar,        info_bar_visible);
4977
4978   if (path_bar_visible)
4979     {
4980       if (impl->create_folders
4981           && impl->action != GTK_FILE_CHOOSER_ACTION_OPEN
4982           && impl->operation_mode != OPERATION_MODE_RECENT)
4983         create_folder_visible = TRUE;
4984     }
4985
4986   gtk_widget_set_visible (impl->browse_new_folder_button,               create_folder_visible);
4987 }
4988
4989 /* Creates the main hpaned with the widgets shared by Open and Save mode */
4990 static void
4991 browse_widgets_create (GtkFileChooserDefault *impl)
4992 {
4993   GtkWidget *hpaned;
4994   GtkWidget *widget;
4995   GtkSizeGroup *size_group;
4996
4997   impl->browse_widgets_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
4998   gtk_box_pack_start (GTK_BOX (impl), impl->browse_widgets_box, TRUE, TRUE, 0);
4999   gtk_widget_show (impl->browse_widgets_box);
5000
5001   impl->browse_header_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
5002   gtk_box_pack_start (GTK_BOX (impl->browse_widgets_box), impl->browse_header_box, FALSE, FALSE, 0);
5003   gtk_widget_show (impl->browse_header_box);
5004
5005   /* Path bar, info bar, and their respective machinery - the browse_path_bar_hbox will get packed elsewhere */
5006   path_bar_widgets_create (impl);
5007
5008   /* Box for the location label and entry */
5009
5010   impl->location_entry_box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
5011   gtk_box_pack_start (GTK_BOX (impl->browse_header_box), impl->location_entry_box, FALSE, FALSE, 0);
5012
5013   impl->location_label = gtk_label_new_with_mnemonic (_("_Location:"));
5014   gtk_widget_show (impl->location_label);
5015   gtk_box_pack_start (GTK_BOX (impl->location_entry_box), impl->location_label, FALSE, FALSE, 0);
5016
5017   /* size group is used by the scrolled windows of the panes */
5018   size_group = gtk_size_group_new (GTK_SIZE_GROUP_VERTICAL);
5019
5020   /* Paned widget */
5021
5022   hpaned = gtk_paned_new (GTK_ORIENTATION_HORIZONTAL);
5023   gtk_widget_show (hpaned);
5024   gtk_box_pack_start (GTK_BOX (impl->browse_widgets_box), hpaned, TRUE, TRUE, 0);
5025
5026   widget = shortcuts_pane_create (impl, size_group);
5027   gtk_paned_pack1 (GTK_PANED (hpaned), widget, FALSE, FALSE);
5028   widget = file_pane_create (impl, size_group);
5029   gtk_paned_pack2 (GTK_PANED (hpaned), widget, TRUE, FALSE);
5030   gtk_paned_set_position (GTK_PANED (hpaned), 148);
5031   g_object_unref (size_group);
5032 }
5033
5034 static GObject*
5035 gtk_file_chooser_default_constructor (GType                  type,
5036                                       guint                  n_construct_properties,
5037                                       GObjectConstructParam *construct_params)
5038 {
5039   GtkFileChooserDefault *impl;
5040   GObject *object;
5041
5042   profile_start ("start", NULL);
5043
5044   object = G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->constructor (type,
5045                                                                                 n_construct_properties,
5046                                                                                 construct_params);
5047   impl = GTK_FILE_CHOOSER_DEFAULT (object);
5048
5049   g_assert (impl->file_system);
5050
5051   gtk_widget_push_composite_child ();
5052
5053   /* Shortcuts model */
5054   shortcuts_model_create (impl);
5055
5056   /* The browse widgets */
5057   browse_widgets_create (impl);
5058
5059   /* Alignment to hold extra widget */
5060   impl->extra_align = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
5061   gtk_widget_set_halign (impl->extra_align, GTK_ALIGN_START);
5062   gtk_widget_set_valign (impl->extra_align, GTK_ALIGN_CENTER);
5063   gtk_box_pack_start (GTK_BOX (impl), impl->extra_align, FALSE, FALSE, 0);
5064
5065   gtk_widget_pop_composite_child ();
5066   update_appearance (impl);
5067
5068   profile_end ("end", NULL);
5069
5070   return object;
5071 }
5072
5073 /* Sets the extra_widget by packing it in the appropriate place */
5074 static void
5075 set_extra_widget (GtkFileChooserDefault *impl,
5076                   GtkWidget             *extra_widget)
5077 {
5078   if (extra_widget)
5079     {
5080       g_object_ref (extra_widget);
5081       /* FIXME: is this right ? */
5082       gtk_widget_show (extra_widget);
5083     }
5084
5085   if (impl->extra_widget)
5086     {
5087       gtk_container_remove (GTK_CONTAINER (impl->extra_align), impl->extra_widget);
5088       g_object_unref (impl->extra_widget);
5089     }
5090
5091   impl->extra_widget = extra_widget;
5092   if (impl->extra_widget)
5093     {
5094       gtk_container_add (GTK_CONTAINER (impl->extra_align), impl->extra_widget);
5095       gtk_widget_show (impl->extra_align);
5096     }
5097   else
5098     gtk_widget_hide (impl->extra_align);
5099 }
5100
5101 static void
5102 set_local_only (GtkFileChooserDefault *impl,
5103                 gboolean               local_only)
5104 {
5105   if (local_only != impl->local_only)
5106     {
5107       impl->local_only = local_only;
5108
5109       if (impl->location_entry)
5110         _gtk_file_chooser_entry_set_local_only (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), local_only);
5111
5112       if (impl->shortcuts_model && impl->file_system)
5113         {
5114           shortcuts_add_volumes (impl);
5115           shortcuts_add_bookmarks (impl);
5116         }
5117
5118       if (local_only && impl->current_folder &&
5119            !g_file_is_native (impl->current_folder))
5120         {
5121           /* If we are pointing to a non-local folder, make an effort to change
5122            * back to a local folder, but it's really up to the app to not cause
5123            * such a situation, so we ignore errors.
5124            */
5125           const gchar *home = g_get_home_dir ();
5126           GFile *home_file;
5127
5128           if (home == NULL)
5129             return;
5130
5131           home_file = g_file_new_for_path (home);
5132
5133           gtk_file_chooser_set_current_folder_file (GTK_FILE_CHOOSER (impl), home_file, NULL);
5134
5135           g_object_unref (home_file);
5136         }
5137     }
5138 }
5139
5140 static void
5141 volumes_bookmarks_changed_cb (GtkFileSystem         *file_system,
5142                               GtkFileChooserDefault *impl)
5143 {
5144   shortcuts_add_volumes (impl);
5145   shortcuts_add_bookmarks (impl);
5146
5147   bookmarks_check_add_sensitivity (impl);
5148   bookmarks_check_remove_sensitivity (impl);
5149   shortcuts_check_popup_sensitivity (impl);
5150 }
5151
5152 /* Sets the file chooser to multiple selection mode */
5153 static void
5154 set_select_multiple (GtkFileChooserDefault *impl,
5155                      gboolean               select_multiple,
5156                      gboolean               property_notify)
5157 {
5158   GtkTreeSelection *selection;
5159   GtkSelectionMode mode;
5160
5161   if (select_multiple == impl->select_multiple)
5162     return;
5163
5164   mode = select_multiple ? GTK_SELECTION_MULTIPLE : GTK_SELECTION_BROWSE;
5165
5166   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
5167   gtk_tree_selection_set_mode (selection, mode);
5168
5169   gtk_tree_view_set_rubber_banding (GTK_TREE_VIEW (impl->browse_files_tree_view), select_multiple);
5170
5171   impl->select_multiple = select_multiple;
5172   g_object_notify (G_OBJECT (impl), "select-multiple");
5173
5174   check_preview_change (impl);
5175 }
5176
5177 static void
5178 set_file_system_backend (GtkFileChooserDefault *impl)
5179 {
5180   profile_start ("start for backend", "default");
5181
5182   impl->file_system = _gtk_file_system_new ();
5183
5184   g_signal_connect (impl->file_system, "volumes-changed",
5185                     G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5186   g_signal_connect (impl->file_system, "bookmarks-changed",
5187                     G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5188
5189   profile_end ("end", NULL);
5190 }
5191
5192 static void
5193 unset_file_system_backend (GtkFileChooserDefault *impl)
5194 {
5195   g_signal_handlers_disconnect_by_func (impl->file_system,
5196                                         G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5197
5198   g_object_unref (impl->file_system);
5199
5200   impl->file_system = NULL;
5201 }
5202
5203 /* Saves the widgets around the pathbar so they can be reparented later
5204  * in the correct place.  This function must be called paired with
5205  * restore_path_bar().
5206  */
5207 static void
5208 save_path_bar (GtkFileChooserDefault *impl)
5209 {
5210   GtkWidget *parent;
5211
5212   g_object_ref (impl->browse_path_bar_hbox);
5213
5214   parent = gtk_widget_get_parent (impl->browse_path_bar_hbox);
5215   if (parent)
5216     gtk_container_remove (GTK_CONTAINER (parent), impl->browse_path_bar_hbox);
5217 }
5218
5219 /* Reparents the path bar and the "Create folder" button to the right place:
5220  * Above the file list in Open mode, or to the right of the "Save in folder:"
5221  * label in Save mode.  The save_path_bar() function must be called before this
5222  * one.
5223  */
5224 static void
5225 restore_path_bar (GtkFileChooserDefault *impl)
5226 {
5227   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
5228       || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5229     {
5230       gtk_box_pack_start (GTK_BOX (impl->browse_header_box), impl->browse_path_bar_hbox, FALSE, FALSE, 0);
5231       gtk_box_reorder_child (GTK_BOX (impl->browse_header_box), impl->browse_path_bar_hbox, 0);
5232     }
5233   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
5234            || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5235     {
5236       gtk_widget_set_hexpand (impl->browse_path_bar_hbox, TRUE);
5237       gtk_grid_attach (GTK_GRID (impl->save_widgets_table), impl->browse_path_bar_hbox, 1, 1, 1, 1);
5238       gtk_label_set_mnemonic_widget (GTK_LABEL (impl->save_folder_label), impl->browse_path_bar);
5239     }
5240   else
5241     g_assert_not_reached ();
5242
5243   g_object_unref (impl->browse_path_bar_hbox);
5244 }
5245
5246 /* Takes the folder stored in a row in the recent_model, and puts it in the pathbar */
5247 static void
5248 put_recent_folder_in_pathbar (GtkFileChooserDefault *impl, GtkTreeIter *iter)
5249 {
5250   GFile *file;
5251
5252   gtk_tree_model_get (GTK_TREE_MODEL (impl->recent_model), iter,
5253                       MODEL_COL_FILE, &file,
5254                       -1);
5255   _gtk_path_bar_set_file (GTK_PATH_BAR (impl->browse_path_bar), file, FALSE, NULL); /* NULL-GError */
5256   g_object_unref (file);
5257 }
5258
5259 /* Sets the pathbar in the appropriate mode according to the current operation mode and action.  This is the central function for
5260  * dealing with the pathbar's widgets; as long as impl->action and impl->operation_mode are set correctly, then calling this
5261  * function will update all the pathbar's widgets.
5262  */
5263 static void
5264 path_bar_update (GtkFileChooserDefault *impl)
5265 {
5266   PathBarMode mode;
5267
5268   switch (impl->operation_mode)
5269     {
5270     case OPERATION_MODE_BROWSE:
5271       mode = PATH_BAR_FOLDER_PATH;
5272       break;
5273
5274     case OPERATION_MODE_RECENT:
5275       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
5276         {
5277           GtkTreeSelection *selection;
5278           gboolean have_selected;
5279           GtkTreeIter iter;
5280
5281           selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
5282
5283           /* Save mode means single-selection mode, so the following is valid */
5284           have_selected = gtk_tree_selection_get_selected (selection, NULL, &iter);
5285
5286           if (have_selected)
5287             {
5288               mode = PATH_BAR_FOLDER_PATH;
5289               put_recent_folder_in_pathbar (impl, &iter);
5290             }
5291           else
5292             mode = PATH_BAR_SELECT_A_FOLDER;
5293         }
5294       else
5295         mode = PATH_BAR_RECENTLY_USED;
5296
5297       break;
5298
5299     case OPERATION_MODE_SEARCH:
5300       mode = PATH_BAR_SEARCH;
5301       break;
5302
5303     default:
5304       g_assert_not_reached ();
5305       return;
5306     }
5307
5308   path_bar_set_mode (impl, mode);
5309 }
5310
5311 static void
5312 operation_mode_discard_search_widgets (GtkFileChooserDefault *impl)
5313 {
5314   if (impl->search_hbox)
5315     {
5316       gtk_widget_destroy (impl->search_hbox);
5317
5318       impl->search_hbox = NULL;
5319       impl->search_entry = NULL;
5320     }
5321 }
5322
5323 /* Stops running operations like populating the browse model, searches, and the recent-files model */
5324 static void
5325 operation_mode_stop (GtkFileChooserDefault *impl, OperationMode mode)
5326 {
5327   switch (mode)
5328     {
5329     case OPERATION_MODE_BROWSE:
5330       stop_loading_and_clear_list_model (impl, TRUE);
5331       break;
5332
5333     case OPERATION_MODE_SEARCH:
5334       search_stop_searching (impl, FALSE);
5335       search_clear_model (impl, TRUE);
5336
5337       operation_mode_discard_search_widgets (impl);
5338       break;
5339
5340     case OPERATION_MODE_RECENT:
5341       recent_stop_loading (impl);
5342       recent_clear_model (impl, TRUE);
5343       break;
5344
5345     default:
5346       g_assert_not_reached ();
5347     }
5348 }
5349
5350 static void
5351 operation_mode_set_browse (GtkFileChooserDefault *impl)
5352 {
5353   path_bar_update (impl);
5354
5355   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5356       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5357     {
5358       gtk_widget_show (impl->location_button);
5359       location_mode_set (impl, impl->location_mode, TRUE);
5360
5361       if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)
5362         gtk_widget_show (impl->location_entry_box);
5363     }
5364 }
5365
5366 static void
5367 operation_mode_set_search (GtkFileChooserDefault *impl)
5368 {
5369   g_assert (impl->search_hbox == NULL);
5370   g_assert (impl->search_entry == NULL);
5371   g_assert (impl->search_model == NULL);
5372
5373   search_setup_widgets (impl);
5374 }
5375
5376 static void
5377 operation_mode_set_recent (GtkFileChooserDefault *impl)
5378 {
5379   path_bar_update (impl);
5380
5381   /* Hide the location widgets temporarily */
5382   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5383       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5384     {
5385       gtk_widget_hide (impl->location_button);
5386       gtk_widget_hide (impl->location_entry_box);
5387     }
5388
5389   recent_start_loading (impl);
5390 }
5391
5392 /* Sometimes we need to frob the selection in the shortcuts list manually */
5393 static void
5394 shortcuts_select_item_without_activating (GtkFileChooserDefault *impl, int pos)
5395 {
5396   GtkTreeSelection *selection;
5397   GtkTreePath *path;
5398
5399   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
5400
5401   g_signal_handlers_block_by_func (selection, G_CALLBACK (shortcuts_selection_changed_cb), impl);
5402
5403   path = gtk_tree_path_new_from_indices (pos, -1);
5404   gtk_tree_selection_select_path (selection, path);
5405   gtk_tree_path_free (path);
5406
5407   g_signal_handlers_unblock_by_func (selection, G_CALLBACK (shortcuts_selection_changed_cb), impl);
5408 }
5409
5410 static void
5411 operation_mode_set (GtkFileChooserDefault *impl, OperationMode mode)
5412 {
5413   ShortcutsIndex shortcut_to_select;
5414
5415   operation_mode_stop (impl, impl->operation_mode);
5416
5417   impl->operation_mode = mode;
5418
5419   switch (impl->operation_mode)
5420     {
5421     case OPERATION_MODE_BROWSE:
5422       operation_mode_set_browse (impl);
5423       shortcut_to_select = SHORTCUTS_CURRENT_FOLDER;
5424       break;
5425
5426     case OPERATION_MODE_SEARCH:
5427       operation_mode_set_search (impl);
5428       shortcut_to_select = SHORTCUTS_SEARCH;
5429       break;
5430
5431     case OPERATION_MODE_RECENT:
5432       operation_mode_set_recent (impl);
5433       shortcut_to_select = SHORTCUTS_RECENT;
5434       break;
5435
5436     default:
5437       g_assert_not_reached ();
5438       return;
5439     }
5440
5441   if (shortcut_to_select != SHORTCUTS_CURRENT_FOLDER)
5442     shortcuts_select_item_without_activating (impl, shortcuts_get_index (impl, shortcut_to_select));
5443 }
5444
5445 /* This function is basically a do_all function.
5446  *
5447  * It sets the visibility on all the widgets based on the current state, and
5448  * moves the custom_widget if needed.
5449  */
5450 static void
5451 update_appearance (GtkFileChooserDefault *impl)
5452 {
5453   save_path_bar (impl);
5454
5455   if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5456       impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5457     {
5458       const char *text;
5459
5460       gtk_widget_hide (impl->location_button);
5461       save_widgets_create (impl);
5462
5463       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
5464         text = _("Save in _folder:");
5465       else
5466         text = _("Create in _folder:");
5467
5468       gtk_label_set_text_with_mnemonic (GTK_LABEL (impl->save_folder_label), text);
5469
5470       if (impl->select_multiple)
5471         {
5472           g_warning ("Save mode cannot be set in conjunction with multiple selection mode.  "
5473                      "Re-setting to single selection mode.");
5474           set_select_multiple (impl, FALSE, TRUE);
5475         }
5476     }
5477   else if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5478            impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5479     {
5480       gtk_widget_show (impl->location_button);
5481       save_widgets_destroy (impl);
5482       location_mode_set (impl, impl->location_mode, TRUE);
5483     }
5484
5485   if (impl->location_entry)
5486     _gtk_file_chooser_entry_set_action (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->action);
5487
5488   restore_path_bar (impl);
5489   path_bar_update (impl);
5490
5491   /* This *is* needed; we need to redraw the file list because the "sensitivity"
5492    * of files may change depending whether we are in a file or folder-only mode.
5493    */
5494   gtk_widget_queue_draw (impl->browse_files_tree_view);
5495
5496   emit_default_size_changed (impl);
5497 }
5498
5499 static void
5500 gtk_file_chooser_default_set_property (GObject      *object,
5501                                        guint         prop_id,
5502                                        const GValue *value,
5503                                        GParamSpec   *pspec)
5504
5505 {
5506   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
5507
5508   switch (prop_id)
5509     {
5510     case GTK_FILE_CHOOSER_PROP_ACTION:
5511       {
5512         GtkFileChooserAction action = g_value_get_enum (value);
5513
5514         if (action != impl->action)
5515           {
5516             gtk_file_chooser_default_unselect_all (GTK_FILE_CHOOSER (impl));
5517
5518             if ((action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5519                  action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5520                 && impl->select_multiple)
5521               {
5522                 g_warning ("Tried to change the file chooser action to SAVE or CREATE_FOLDER, but "
5523                            "this is not allowed in multiple selection mode.  Resetting the file chooser "
5524                            "to single selection mode.");
5525                 set_select_multiple (impl, FALSE, TRUE);
5526               }
5527             impl->action = action;
5528             update_cell_renderer_attributes (impl);
5529             update_appearance (impl);
5530             settings_load (impl);
5531           }
5532       }
5533       break;
5534
5535     case GTK_FILE_CHOOSER_PROP_FILTER:
5536       set_current_filter (impl, g_value_get_object (value));
5537       break;
5538
5539     case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
5540       set_local_only (impl, g_value_get_boolean (value));
5541       break;
5542
5543     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
5544       set_preview_widget (impl, g_value_get_object (value));
5545       break;
5546
5547     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
5548       impl->preview_widget_active = g_value_get_boolean (value);
5549       update_preview_widget_visibility (impl);
5550       break;
5551
5552     case GTK_FILE_CHOOSER_PROP_USE_PREVIEW_LABEL:
5553       impl->use_preview_label = g_value_get_boolean (value);
5554       update_preview_widget_visibility (impl);
5555       break;
5556
5557     case GTK_FILE_CHOOSER_PROP_EXTRA_WIDGET:
5558       set_extra_widget (impl, g_value_get_object (value));
5559       break;
5560
5561     case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
5562       {
5563         gboolean select_multiple = g_value_get_boolean (value);
5564         if ((impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5565              impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5566             && select_multiple)
5567           {
5568             g_warning ("Tried to set the file chooser to multiple selection mode, but this is "
5569                        "not allowed in SAVE or CREATE_FOLDER modes.  Ignoring the change and "
5570                        "leaving the file chooser in single selection mode.");
5571             return;
5572           }
5573
5574         set_select_multiple (impl, select_multiple, FALSE);
5575       }
5576       break;
5577
5578     case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
5579       {
5580         gboolean show_hidden = g_value_get_boolean (value);
5581         if (show_hidden != impl->show_hidden)
5582           {
5583             impl->show_hidden = show_hidden;
5584
5585             if (impl->browse_files_model)
5586               _gtk_file_system_model_set_show_hidden (impl->browse_files_model, show_hidden);
5587           }
5588       }
5589       break;
5590
5591     case GTK_FILE_CHOOSER_PROP_DO_OVERWRITE_CONFIRMATION:
5592       {
5593         gboolean do_overwrite_confirmation = g_value_get_boolean (value);
5594         impl->do_overwrite_confirmation = do_overwrite_confirmation;
5595       }
5596       break;
5597
5598     case GTK_FILE_CHOOSER_PROP_CREATE_FOLDERS:
5599       {
5600         gboolean create_folders = g_value_get_boolean (value);
5601         impl->create_folders = create_folders;
5602         update_appearance (impl);
5603       }
5604       break;
5605
5606     default:
5607       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
5608       break;
5609     }
5610 }
5611
5612 static void
5613 gtk_file_chooser_default_get_property (GObject    *object,
5614                                        guint       prop_id,
5615                                        GValue     *value,
5616                                        GParamSpec *pspec)
5617 {
5618   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
5619
5620   switch (prop_id)
5621     {
5622     case GTK_FILE_CHOOSER_PROP_ACTION:
5623       g_value_set_enum (value, impl->action);
5624       break;
5625
5626     case GTK_FILE_CHOOSER_PROP_FILTER:
5627       g_value_set_object (value, impl->current_filter);
5628       break;
5629
5630     case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
5631       g_value_set_boolean (value, impl->local_only);
5632       break;
5633
5634     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
5635       g_value_set_object (value, impl->preview_widget);
5636       break;
5637
5638     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
5639       g_value_set_boolean (value, impl->preview_widget_active);
5640       break;
5641
5642     case GTK_FILE_CHOOSER_PROP_USE_PREVIEW_LABEL:
5643       g_value_set_boolean (value, impl->use_preview_label);
5644       break;
5645
5646     case GTK_FILE_CHOOSER_PROP_EXTRA_WIDGET:
5647       g_value_set_object (value, impl->extra_widget);
5648       break;
5649
5650     case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
5651       g_value_set_boolean (value, impl->select_multiple);
5652       break;
5653
5654     case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
5655       g_value_set_boolean (value, impl->show_hidden);
5656       break;
5657
5658     case GTK_FILE_CHOOSER_PROP_DO_OVERWRITE_CONFIRMATION:
5659       g_value_set_boolean (value, impl->do_overwrite_confirmation);
5660       break;
5661
5662     case GTK_FILE_CHOOSER_PROP_CREATE_FOLDERS:
5663       g_value_set_boolean (value, impl->create_folders);
5664       break;
5665
5666     default:
5667       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
5668       break;
5669     }
5670 }
5671
5672 /* This cancels everything that may be going on in the background. */
5673 static void
5674 cancel_all_operations (GtkFileChooserDefault *impl)
5675 {
5676   GSList *l;
5677
5678   pending_select_files_free (impl);
5679
5680   /* cancel all pending operations */
5681   if (impl->pending_cancellables)
5682     {
5683       for (l = impl->pending_cancellables; l; l = l->next)
5684         {
5685           GCancellable *cancellable = G_CANCELLABLE (l->data);
5686           g_cancellable_cancel (cancellable);
5687         }
5688       g_slist_free (impl->pending_cancellables);
5689       impl->pending_cancellables = NULL;
5690     }
5691
5692   if (impl->reload_icon_cancellables)
5693     {
5694       for (l = impl->reload_icon_cancellables; l; l = l->next)
5695         {
5696           GCancellable *cancellable = G_CANCELLABLE (l->data);
5697           g_cancellable_cancel (cancellable);
5698         }
5699       g_slist_free (impl->reload_icon_cancellables);
5700       impl->reload_icon_cancellables = NULL;
5701     }
5702
5703   if (impl->loading_shortcuts)
5704     {
5705       for (l = impl->loading_shortcuts; l; l = l->next)
5706         {
5707           GCancellable *cancellable = G_CANCELLABLE (l->data);
5708           g_cancellable_cancel (cancellable);
5709         }
5710       g_slist_free (impl->loading_shortcuts);
5711       impl->loading_shortcuts = NULL;
5712     }
5713
5714   if (impl->file_list_drag_data_received_cancellable)
5715     {
5716       g_cancellable_cancel (impl->file_list_drag_data_received_cancellable);
5717       impl->file_list_drag_data_received_cancellable = NULL;
5718     }
5719
5720   if (impl->update_current_folder_cancellable)
5721     {
5722       g_cancellable_cancel (impl->update_current_folder_cancellable);
5723       impl->update_current_folder_cancellable = NULL;
5724     }
5725
5726   if (impl->should_respond_get_info_cancellable)
5727     {
5728       g_cancellable_cancel (impl->should_respond_get_info_cancellable);
5729       impl->should_respond_get_info_cancellable = NULL;
5730     }
5731
5732   if (impl->update_from_entry_cancellable)
5733     {
5734       g_cancellable_cancel (impl->update_from_entry_cancellable);
5735       impl->update_from_entry_cancellable = NULL;
5736     }
5737
5738   if (impl->shortcuts_activate_iter_cancellable)
5739     {
5740       g_cancellable_cancel (impl->shortcuts_activate_iter_cancellable);
5741       impl->shortcuts_activate_iter_cancellable = NULL;
5742     }
5743
5744   search_stop_searching (impl, TRUE);
5745   recent_stop_loading (impl);
5746 }
5747
5748 /* Removes the settings signal handler.  It's safe to call multiple times */
5749 static void
5750 remove_settings_signal (GtkFileChooserDefault *impl,
5751                         GdkScreen             *screen)
5752 {
5753   if (impl->settings_signal_id)
5754     {
5755       GtkSettings *settings;
5756
5757       settings = gtk_settings_get_for_screen (screen);
5758       g_signal_handler_disconnect (settings,
5759                                    impl->settings_signal_id);
5760       impl->settings_signal_id = 0;
5761     }
5762 }
5763
5764 static void
5765 gtk_file_chooser_default_dispose (GObject *object)
5766 {
5767   GtkFileChooserDefault *impl = (GtkFileChooserDefault *) object;
5768
5769   cancel_all_operations (impl);
5770
5771   if (impl->extra_widget)
5772     {
5773       g_object_unref (impl->extra_widget);
5774       impl->extra_widget = NULL;
5775     }
5776
5777   remove_settings_signal (impl, gtk_widget_get_screen (GTK_WIDGET (impl)));
5778
5779   G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->dispose (object);
5780 }
5781
5782 /* We override show-all since we have internal widgets that
5783  * shouldn't be shown when you call show_all(), like the filter
5784  * combo box.
5785  */
5786 static void
5787 gtk_file_chooser_default_show_all (GtkWidget *widget)
5788 {
5789   GtkFileChooserDefault *impl = (GtkFileChooserDefault *) widget;
5790
5791   gtk_widget_show (widget);
5792
5793   if (impl->extra_widget)
5794     gtk_widget_show_all (impl->extra_widget);
5795 }
5796
5797 /* Handler for GtkWindow::set-focus; this is where we save the last-focused
5798  * widget on our toplevel.  See gtk_file_chooser_default_hierarchy_changed()
5799  */
5800 static void
5801 toplevel_set_focus_cb (GtkWindow             *window,
5802                        GtkWidget             *focus,
5803                        GtkFileChooserDefault *impl)
5804 {
5805   impl->toplevel_last_focus_widget = gtk_window_get_focus (window);
5806 }
5807
5808 /* We monitor the focus widget on our toplevel to be able to know which widget
5809  * was last focused at the time our "should_respond" method gets called.
5810  */
5811 static void
5812 gtk_file_chooser_default_hierarchy_changed (GtkWidget *widget,
5813                                             GtkWidget *previous_toplevel)
5814 {
5815   GtkFileChooserDefault *impl;
5816   GtkWidget *toplevel;
5817
5818   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5819   toplevel = gtk_widget_get_toplevel (widget);
5820
5821   if (previous_toplevel &&
5822       impl->toplevel_set_focus_id != 0)
5823     {
5824       g_signal_handler_disconnect (previous_toplevel,
5825                                    impl->toplevel_set_focus_id);
5826       impl->toplevel_set_focus_id = 0;
5827       impl->toplevel_last_focus_widget = NULL;
5828     }
5829
5830   if (gtk_widget_is_toplevel (toplevel))
5831     {
5832       g_assert (impl->toplevel_set_focus_id == 0);
5833       impl->toplevel_set_focus_id = g_signal_connect (toplevel, "set-focus",
5834                                                       G_CALLBACK (toplevel_set_focus_cb), impl);
5835       impl->toplevel_last_focus_widget = gtk_window_get_focus (GTK_WINDOW (toplevel));
5836     }
5837 }
5838
5839 /* Changes the icons wherever it is needed */
5840 static void
5841 change_icon_theme (GtkFileChooserDefault *impl)
5842 {
5843   GtkSettings *settings;
5844   gint width, height;
5845   GtkCellRenderer *renderer;
5846   GList *cells;
5847
5848   profile_start ("start", NULL);
5849
5850   settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
5851
5852   if (gtk_icon_size_lookup_for_settings (settings, GTK_ICON_SIZE_MENU, &width, &height))
5853     impl->icon_size = MAX (width, height);
5854   else
5855     impl->icon_size = FALLBACK_ICON_SIZE;
5856
5857   shortcuts_reload_icons (impl);
5858   /* the first cell in the first column is the icon column, and we have a fixed size there */
5859   cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (
5860         gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 0)));
5861   renderer = GTK_CELL_RENDERER (cells->data);
5862   set_icon_cell_renderer_fixed_size (impl, renderer);
5863   g_list_free (cells);
5864   if (impl->browse_files_model)
5865     _gtk_file_system_model_clear_cache (impl->browse_files_model, MODEL_COL_PIXBUF);
5866   gtk_widget_queue_resize (impl->browse_files_tree_view);
5867
5868   profile_end ("end", NULL);
5869 }
5870
5871 /* Callback used when a GtkSettings value changes */
5872 static void
5873 settings_notify_cb (GObject               *object,
5874                     GParamSpec            *pspec,
5875                     GtkFileChooserDefault *impl)
5876 {
5877   const char *name;
5878
5879   profile_start ("start", NULL);
5880
5881   name = g_param_spec_get_name (pspec);
5882
5883   if (strcmp (name, "gtk-icon-theme-name") == 0 ||
5884       strcmp (name, "gtk-icon-sizes") == 0)
5885     change_icon_theme (impl);
5886
5887   profile_end ("end", NULL);
5888 }
5889
5890 /* Installs a signal handler for GtkSettings so that we can monitor changes in
5891  * the icon theme.
5892  */
5893 static void
5894 check_icon_theme (GtkFileChooserDefault *impl)
5895 {
5896   GtkSettings *settings;
5897
5898   profile_start ("start", NULL);
5899
5900   if (impl->settings_signal_id)
5901     {
5902       profile_end ("end", NULL);
5903       return;
5904     }
5905
5906   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
5907     {
5908       settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
5909       impl->settings_signal_id = g_signal_connect (settings, "notify",
5910                                                    G_CALLBACK (settings_notify_cb), impl);
5911
5912       change_icon_theme (impl);
5913     }
5914
5915   profile_end ("end", NULL);
5916 }
5917
5918 static void
5919 gtk_file_chooser_default_style_updated (GtkWidget *widget)
5920 {
5921   GtkFileChooserDefault *impl;
5922
5923   profile_start ("start", NULL);
5924
5925   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5926
5927   profile_msg ("    parent class style_udpated start", NULL);
5928   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->style_updated (widget);
5929   profile_msg ("    parent class style_updated end", NULL);
5930
5931   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
5932     change_icon_theme (impl);
5933
5934   emit_default_size_changed (impl);
5935
5936   profile_end ("end", NULL);
5937 }
5938
5939 static void
5940 gtk_file_chooser_default_screen_changed (GtkWidget *widget,
5941                                          GdkScreen *previous_screen)
5942 {
5943   GtkFileChooserDefault *impl;
5944
5945   profile_start ("start", NULL);
5946
5947   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5948
5949   if (GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->screen_changed)
5950     GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->screen_changed (widget, previous_screen);
5951
5952   remove_settings_signal (impl, previous_screen);
5953   check_icon_theme (impl);
5954
5955   emit_default_size_changed (impl);
5956
5957   profile_end ("end", NULL);
5958 }
5959
5960 static void
5961 gtk_file_chooser_default_size_allocate (GtkWidget     *widget,
5962                                         GtkAllocation *allocation)
5963 {
5964   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->size_allocate (widget, allocation);
5965 }
5966
5967 static void
5968 set_sort_column (GtkFileChooserDefault *impl)
5969 {
5970   GtkTreeSortable *sortable;
5971
5972   sortable = GTK_TREE_SORTABLE (gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view)));
5973
5974   /* can happen when we're still populating the model */
5975   if (sortable == NULL)
5976     return;
5977
5978   gtk_tree_sortable_set_sort_column_id (sortable,
5979                                         impl->sort_column,
5980                                         impl->sort_order);
5981 }
5982
5983 static void
5984 settings_ensure (GtkFileChooserDefault *impl)
5985 {
5986   if (impl->settings != NULL)
5987     return;
5988
5989   impl->settings = g_settings_new_with_path ("org.gtk.Settings.FileChooser",
5990                                              "/org/gtk/settings/file-chooser/");
5991   g_settings_delay (impl->settings);
5992 }
5993
5994 static void
5995 settings_load (GtkFileChooserDefault *impl)
5996 {
5997   LocationMode location_mode;
5998   gboolean show_hidden;
5999   gboolean show_size_column;
6000   gint sort_column;
6001   GtkSortType sort_order;
6002
6003   settings_ensure (impl);
6004
6005   location_mode = g_settings_get_enum (impl->settings, SETTINGS_KEY_LOCATION_MODE);
6006   show_hidden = g_settings_get_boolean (impl->settings, SETTINGS_KEY_SHOW_HIDDEN);
6007   show_size_column = g_settings_get_boolean (impl->settings, SETTINGS_KEY_SHOW_SIZE_COLUMN);
6008   sort_column = g_settings_get_enum (impl->settings, SETTINGS_KEY_SORT_COLUMN);
6009   sort_order = g_settings_get_enum (impl->settings, SETTINGS_KEY_SORT_ORDER);
6010
6011   location_mode_set (impl, location_mode, TRUE);
6012
6013   gtk_file_chooser_set_show_hidden (GTK_FILE_CHOOSER (impl), show_hidden);
6014
6015   impl->show_size_column = show_size_column;
6016   gtk_tree_view_column_set_visible (impl->list_size_column, show_size_column);
6017
6018   impl->sort_column = sort_column;
6019   impl->sort_order = sort_order;
6020   /* We don't call set_sort_column() here as the models may not have been
6021    * created yet.  The individual functions that create and set the models will
6022    * call set_sort_column() themselves.
6023    */
6024 }
6025
6026 static void
6027 save_dialog_geometry (GtkFileChooserDefault *impl)
6028 {
6029   GtkWindow *toplevel;
6030   int x, y, width, height;
6031
6032   toplevel = get_toplevel (GTK_WIDGET (impl));
6033
6034   if (!(toplevel && GTK_IS_FILE_CHOOSER_DIALOG (toplevel)))
6035     return;
6036
6037   gtk_window_get_position (toplevel, &x, &y);
6038   gtk_window_get_size (toplevel, &width, &height);
6039
6040   g_settings_set (impl->settings, "window-position", "(ii)", x, y);
6041   g_settings_set (impl->settings, "window-size", "(ii)", width, height);
6042 }
6043
6044 static void
6045 settings_save (GtkFileChooserDefault *impl)
6046 {
6047   char *current_folder_uri;
6048
6049   settings_ensure (impl);
6050
6051   /* Current folder */
6052
6053   if (impl->current_folder)
6054     current_folder_uri = g_file_get_uri (impl->current_folder);
6055   else
6056     current_folder_uri = "";
6057
6058   g_settings_set_string (impl->settings, SETTINGS_KEY_LAST_FOLDER_URI, current_folder_uri);
6059
6060   if (impl->current_folder)
6061     g_free (current_folder_uri);
6062
6063   /* All the other state */
6064
6065   g_settings_set_enum (impl->settings, SETTINGS_KEY_LOCATION_MODE, impl->location_mode);
6066   g_settings_set_boolean (impl->settings, SETTINGS_KEY_SHOW_HIDDEN,
6067                           gtk_file_chooser_get_show_hidden (GTK_FILE_CHOOSER (impl)));
6068   g_settings_set_boolean (impl->settings, SETTINGS_KEY_SHOW_SIZE_COLUMN, impl->show_size_column);
6069   g_settings_set_enum (impl->settings, SETTINGS_KEY_SORT_COLUMN, impl->sort_column);
6070   g_settings_set_enum (impl->settings, SETTINGS_KEY_SORT_ORDER, impl->sort_order);
6071
6072   save_dialog_geometry (impl);
6073
6074   /* Now apply the settings */
6075   g_settings_apply (impl->settings);
6076
6077   g_object_unref (impl->settings);
6078   impl->settings = NULL;
6079 }
6080
6081 /* GtkWidget::realize method */
6082 static void
6083 gtk_file_chooser_default_realize (GtkWidget *widget)
6084 {
6085   GtkFileChooserDefault *impl;
6086
6087   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
6088
6089   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->realize (widget);
6090
6091   emit_default_size_changed (impl);
6092 }
6093
6094 static GFile *
6095 get_file_for_last_folder_opened (GtkFileChooserDefault *impl)
6096 {
6097   char *last_folder_uri;
6098   GFile *file;
6099
6100   settings_ensure (impl);
6101
6102   last_folder_uri = g_settings_get_string (impl->settings, SETTINGS_KEY_LAST_FOLDER_URI);
6103
6104   /* If no last folder is set, we use the user's home directory, since
6105    * this is the starting point for most documents.
6106    */
6107   if (last_folder_uri[0] == '\0')
6108     file = g_file_new_for_path (g_get_home_dir ());
6109   else
6110     file = g_file_new_for_uri (last_folder_uri);
6111
6112   g_free (last_folder_uri);
6113
6114   return file;
6115 }
6116
6117 /* GtkWidget::map method */
6118 static void
6119 gtk_file_chooser_default_map (GtkWidget *widget)
6120 {
6121   GtkFileChooserDefault *impl;
6122
6123   profile_start ("start", NULL);
6124
6125   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
6126
6127   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->map (widget);
6128
6129   if (impl->operation_mode == OPERATION_MODE_BROWSE)
6130     {
6131       switch (impl->reload_state)
6132         {
6133         case RELOAD_EMPTY:
6134           recent_shortcut_handler (impl);
6135           break;
6136
6137         case RELOAD_HAS_FOLDER:
6138           /* Nothing; we are already loading or loaded, so we
6139            * don't need to reload
6140            */
6141           break;
6142
6143         default:
6144           g_assert_not_reached ();
6145       }
6146     }
6147
6148   volumes_bookmarks_changed_cb (impl->file_system, impl);
6149
6150   settings_load (impl);
6151
6152   profile_end ("end", NULL);
6153 }
6154
6155 /* GtkWidget::unmap method */
6156 static void
6157 gtk_file_chooser_default_unmap (GtkWidget *widget)
6158 {
6159   GtkFileChooserDefault *impl;
6160
6161   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
6162
6163   settings_save (impl);
6164
6165   cancel_all_operations (impl);
6166   impl->reload_state = RELOAD_EMPTY;
6167
6168   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->unmap (widget);
6169 }
6170
6171 static void
6172 install_list_model_filter (GtkFileChooserDefault *impl)
6173 {
6174   _gtk_file_system_model_set_filter (impl->browse_files_model,
6175                                      impl->current_filter);
6176 }
6177
6178 #define COMPARE_DIRECTORIES                                                                                    \
6179   GtkFileChooserDefault *impl = user_data;                                                                     \
6180   GtkFileSystemModel *fs_model = GTK_FILE_SYSTEM_MODEL (model);                                                \
6181   gboolean dir_a, dir_b;                                                                                       \
6182                                                                                                                \
6183   dir_a = g_value_get_boolean (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_IS_FOLDER));           \
6184   dir_b = g_value_get_boolean (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_IS_FOLDER));           \
6185                                                                                                                \
6186   if (dir_a != dir_b)                                                                                          \
6187     return impl->list_sort_ascending ? (dir_a ? -1 : 1) : (dir_a ? 1 : -1) /* Directories *always* go first */
6188
6189 /* Sort callback for the filename column */
6190 static gint
6191 name_sort_func (GtkTreeModel *model,
6192                 GtkTreeIter  *a,
6193                 GtkTreeIter  *b,
6194                 gpointer      user_data)
6195 {
6196   COMPARE_DIRECTORIES;
6197   else
6198     {
6199       const char *key_a, *key_b;
6200       gint result;
6201
6202       key_a = g_value_get_string (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_NAME_COLLATED));
6203       key_b = g_value_get_string (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_NAME_COLLATED));
6204
6205       if (key_a && key_b)
6206         result = strcmp (key_a, key_b);
6207       else if (key_a)
6208         result = 1;
6209       else if (key_b)
6210         result = -1;
6211       else
6212         result = 0;
6213
6214       return result;
6215     }
6216 }
6217
6218 /* Sort callback for the size column */
6219 static gint
6220 size_sort_func (GtkTreeModel *model,
6221                 GtkTreeIter  *a,
6222                 GtkTreeIter  *b,
6223                 gpointer      user_data)
6224 {
6225   COMPARE_DIRECTORIES;
6226   else
6227     {
6228       gint64 size_a, size_b;
6229
6230       size_a = g_value_get_int64 (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_SIZE));
6231       size_b = g_value_get_int64 (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_SIZE));
6232
6233       return size_a < size_b ? -1 : (size_a == size_b ? 0 : 1);
6234     }
6235 }
6236
6237 /* Sort callback for the mtime column */
6238 static gint
6239 mtime_sort_func (GtkTreeModel *model,
6240                  GtkTreeIter  *a,
6241                  GtkTreeIter  *b,
6242                  gpointer      user_data)
6243 {
6244   COMPARE_DIRECTORIES;
6245   else
6246     {
6247       glong ta, tb;
6248
6249       ta = g_value_get_long (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_MTIME));
6250       tb = g_value_get_long (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_MTIME));
6251
6252       return ta < tb ? -1 : (ta == tb ? 0 : 1);
6253     }
6254 }
6255
6256 /* Callback used when the sort column changes.  We cache the sort order for use
6257  * in name_sort_func().
6258  */
6259 static void
6260 list_sort_column_changed_cb (GtkTreeSortable       *sortable,
6261                              GtkFileChooserDefault *impl)
6262 {
6263   gint sort_column_id;
6264   GtkSortType sort_type;
6265
6266   if (gtk_tree_sortable_get_sort_column_id (sortable, &sort_column_id, &sort_type))
6267     {
6268       impl->list_sort_ascending = (sort_type == GTK_SORT_ASCENDING);
6269       impl->sort_column = sort_column_id;
6270       impl->sort_order = sort_type;
6271     }
6272 }
6273
6274 static void
6275 set_busy_cursor (GtkFileChooserDefault *impl,
6276                  gboolean               busy)
6277 {
6278   GtkWidget *widget;
6279   GtkWindow *toplevel;
6280   GdkDisplay *display;
6281   GdkCursor *cursor;
6282
6283   toplevel = get_toplevel (GTK_WIDGET (impl));
6284   widget = GTK_WIDGET (toplevel);
6285   if (!toplevel || !gtk_widget_get_realized (widget))
6286     return;
6287
6288   display = gtk_widget_get_display (widget);
6289
6290   if (busy)
6291     cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
6292   else
6293     cursor = NULL;
6294
6295   gdk_window_set_cursor (gtk_widget_get_window (widget), cursor);
6296   gdk_display_flush (display);
6297
6298   if (cursor)
6299     g_object_unref (cursor);
6300 }
6301
6302 /* Creates a sort model to wrap the file system model and sets it on the tree view */
6303 static void
6304 load_set_model (GtkFileChooserDefault *impl)
6305 {
6306   profile_start ("start", NULL);
6307
6308   g_assert (impl->browse_files_model != NULL);
6309
6310   profile_msg ("    gtk_tree_view_set_model start", NULL);
6311   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
6312                            GTK_TREE_MODEL (impl->browse_files_model));
6313   gtk_tree_view_columns_autosize (GTK_TREE_VIEW (impl->browse_files_tree_view));
6314   gtk_tree_view_set_search_column (GTK_TREE_VIEW (impl->browse_files_tree_view),
6315                                    MODEL_COL_NAME);
6316   file_list_set_sort_column_ids (impl);
6317   set_sort_column (impl);
6318   profile_msg ("    gtk_tree_view_set_model end", NULL);
6319   impl->list_sort_ascending = TRUE;
6320
6321   profile_end ("end", NULL);
6322 }
6323
6324 /* Timeout callback used when the loading timer expires */
6325 static gboolean
6326 load_timeout_cb (gpointer data)
6327 {
6328   GtkFileChooserDefault *impl;
6329
6330   profile_start ("start", NULL);
6331
6332   impl = GTK_FILE_CHOOSER_DEFAULT (data);
6333   g_assert (impl->load_state == LOAD_PRELOAD);
6334   g_assert (impl->load_timeout_id != 0);
6335   g_assert (impl->browse_files_model != NULL);
6336
6337   impl->load_timeout_id = 0;
6338   impl->load_state = LOAD_LOADING;
6339
6340   load_set_model (impl);
6341
6342   profile_end ("end", NULL);
6343
6344   return FALSE;
6345 }
6346
6347 /* Sets up a new load timer for the model and switches to the LOAD_PRELOAD state */
6348 static void
6349 load_setup_timer (GtkFileChooserDefault *impl)
6350 {
6351   g_assert (impl->load_timeout_id == 0);
6352   g_assert (impl->load_state != LOAD_PRELOAD);
6353
6354   impl->load_timeout_id = gdk_threads_add_timeout (MAX_LOADING_TIME, load_timeout_cb, impl);
6355   impl->load_state = LOAD_PRELOAD;
6356 }
6357
6358 /* Removes the load timeout and switches to the LOAD_FINISHED state */
6359 static void
6360 load_remove_timer (GtkFileChooserDefault *impl)
6361 {
6362   if (impl->load_timeout_id != 0)
6363     {
6364       g_assert (impl->load_state == LOAD_PRELOAD);
6365
6366       g_source_remove (impl->load_timeout_id);
6367       impl->load_timeout_id = 0;
6368       impl->load_state = LOAD_EMPTY;
6369     }
6370   else
6371     g_assert (impl->load_state == LOAD_EMPTY ||
6372               impl->load_state == LOAD_LOADING ||
6373               impl->load_state == LOAD_FINISHED);
6374 }
6375
6376 /* Selects the first row in the file list */
6377 static void
6378 browse_files_select_first_row (GtkFileChooserDefault *impl)
6379 {
6380   GtkTreePath *path;
6381   GtkTreeIter dummy_iter;
6382   GtkTreeModel *tree_model;
6383
6384   tree_model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
6385
6386   if (!tree_model)
6387     return;
6388
6389   path = gtk_tree_path_new_from_indices (0, -1);
6390
6391   /* If the list is empty, do nothing. */
6392   if (gtk_tree_model_get_iter (tree_model, &dummy_iter, path))
6393       gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view), path, NULL, FALSE);
6394
6395   gtk_tree_path_free (path);
6396 }
6397
6398 struct center_selected_row_closure {
6399   GtkFileChooserDefault *impl;
6400   gboolean already_centered;
6401 };
6402
6403 /* Callback used from gtk_tree_selection_selected_foreach(); centers the
6404  * selected row in the tree view.
6405  */
6406 static void
6407 center_selected_row_foreach_cb (GtkTreeModel      *model,
6408                                 GtkTreePath       *path,
6409                                 GtkTreeIter       *iter,
6410                                 gpointer           data)
6411 {
6412   struct center_selected_row_closure *closure;
6413
6414   closure = data;
6415   if (closure->already_centered)
6416     return;
6417
6418   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (closure->impl->browse_files_tree_view), path, NULL, TRUE, 0.5, 0.0);
6419   closure->already_centered = TRUE;
6420 }
6421
6422 /* Centers the selected row in the tree view */
6423 static void
6424 browse_files_center_selected_row (GtkFileChooserDefault *impl)
6425 {
6426   struct center_selected_row_closure closure;
6427   GtkTreeSelection *selection;
6428
6429   closure.impl = impl;
6430   closure.already_centered = FALSE;
6431
6432   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6433   gtk_tree_selection_selected_foreach (selection, center_selected_row_foreach_cb, &closure);
6434 }
6435
6436 static gboolean
6437 show_and_select_files (GtkFileChooserDefault *impl,
6438                        GSList                *files)
6439 {
6440   GtkTreeSelection *selection;
6441   GtkFileSystemModel *fsmodel;
6442   gboolean enabled_hidden, removed_filters;
6443   gboolean selected_a_file;
6444   GSList *walk;
6445
6446   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6447   fsmodel = GTK_FILE_SYSTEM_MODEL (gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view)));
6448
6449   enabled_hidden = impl->show_hidden;
6450   removed_filters = (impl->current_filter == NULL);
6451
6452   selected_a_file = FALSE;
6453
6454   for (walk = files; walk; walk = walk->next)
6455     {
6456       GFile *file = walk->data;
6457       GtkTreeIter iter;
6458
6459       /* Is it a hidden file? */
6460
6461       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6462         continue;
6463
6464       if (!_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6465         {
6466           GFileInfo *info = _gtk_file_system_model_get_info (fsmodel, &iter);
6467
6468           if (!enabled_hidden &&
6469               (g_file_info_get_is_hidden (info) ||
6470                g_file_info_get_is_backup (info)))
6471             {
6472               g_object_set (impl, "show-hidden", TRUE, NULL);
6473               enabled_hidden = TRUE;
6474             }
6475         }
6476
6477       /* Is it a filtered file? */
6478
6479       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6480         continue; /* re-get the iter as it may change when the model refilters */
6481
6482       if (!_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6483         {
6484           /* Maybe we should have a way to ask the fsmodel if it had filtered a file */
6485           if (!removed_filters)
6486             {
6487               set_current_filter (impl, NULL);
6488               removed_filters = TRUE;
6489             }
6490         }
6491
6492       /* Okay, can we select the file now? */
6493
6494       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6495         continue;
6496
6497       if (_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6498         {
6499           GtkTreePath *path;
6500
6501           gtk_tree_selection_select_iter (selection, &iter);
6502
6503           path = gtk_tree_model_get_path (GTK_TREE_MODEL (fsmodel), &iter);
6504           gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view),
6505                                     path, NULL, FALSE);
6506           gtk_tree_path_free (path);
6507
6508           selected_a_file = TRUE;
6509         }
6510     }
6511
6512   browse_files_center_selected_row (impl);
6513
6514   return selected_a_file;
6515 }
6516
6517 /* Processes the pending operation when a folder is finished loading */
6518 static void
6519 pending_select_files_process (GtkFileChooserDefault *impl)
6520 {
6521   g_assert (impl->load_state == LOAD_FINISHED);
6522   g_assert (impl->browse_files_model != NULL);
6523
6524   if (impl->pending_select_files)
6525     {
6526       show_and_select_files (impl, impl->pending_select_files);
6527       pending_select_files_free (impl);
6528       browse_files_center_selected_row (impl);
6529     }
6530   else
6531     {
6532       /* We only select the first row if the chooser is actually mapped ---
6533        * selecting the first row is to help the user when he is interacting with
6534        * the chooser, but sometimes a chooser works not on behalf of the user,
6535        * but rather on behalf of something else like GtkFileChooserButton.  In
6536        * that case, the chooser's selection should be what the caller expects,
6537        * as the user can't see that something else got selected.  See bug #165264.
6538        */
6539       if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN &&
6540           gtk_widget_get_mapped (GTK_WIDGET (impl)))
6541         browse_files_select_first_row (impl);
6542     }
6543
6544   g_assert (impl->pending_select_files == NULL);
6545 }
6546
6547 static void
6548 show_error_on_reading_current_folder (GtkFileChooserDefault *impl, GError *error)
6549 {
6550   GFileInfo *info;
6551   char *msg;
6552
6553   info = g_file_query_info (impl->current_folder,
6554                             G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME,
6555                             G_FILE_QUERY_INFO_NONE,
6556                             NULL,
6557                             NULL);
6558   if (info)
6559     {
6560       msg = g_strdup_printf (_("Could not read the contents of %s"), g_file_info_get_display_name (info));
6561       g_object_unref (info);
6562     }
6563   else
6564     msg = g_strdup (_("Could not read the contents of the folder"));
6565
6566   error_message (impl, msg, error->message);
6567   g_free (msg);
6568 }
6569
6570 /* Callback used when the file system model finishes loading */
6571 static void
6572 browse_files_model_finished_loading_cb (GtkFileSystemModel    *model,
6573                                         GError                *error,
6574                                         GtkFileChooserDefault *impl)
6575 {
6576   profile_start ("start", NULL);
6577
6578   if (error)
6579     show_error_on_reading_current_folder (impl, error);
6580
6581   if (impl->load_state == LOAD_PRELOAD)
6582     {
6583       load_remove_timer (impl);
6584       load_set_model (impl);
6585     }
6586   else if (impl->load_state == LOAD_LOADING)
6587     {
6588       /* Nothing */
6589     }
6590   else
6591     {
6592       /* We can't g_assert_not_reached(), as something other than us may have
6593        *  initiated a folder reload.  See #165556.
6594        */
6595       profile_end ("end", NULL);
6596       return;
6597     }
6598
6599   g_assert (impl->load_timeout_id == 0);
6600
6601   impl->load_state = LOAD_FINISHED;
6602
6603   pending_select_files_process (impl);
6604   set_busy_cursor (impl, FALSE);
6605 #ifdef PROFILE_FILE_CHOOSER
6606   access ("MARK: *** FINISHED LOADING", F_OK);
6607 #endif
6608
6609   profile_end ("end", NULL);
6610 }
6611
6612 static void
6613 stop_loading_and_clear_list_model (GtkFileChooserDefault *impl,
6614                                    gboolean remove_from_treeview)
6615 {
6616   load_remove_timer (impl); /* This changes the state to LOAD_EMPTY */
6617
6618   if (impl->browse_files_model)
6619     {
6620       g_object_unref (impl->browse_files_model);
6621       impl->browse_files_model = NULL;
6622     }
6623
6624   if (remove_from_treeview)
6625     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
6626 }
6627
6628 static char *
6629 my_g_format_time_for_display (glong secs)
6630 {
6631   GDate mtime, now;
6632   gint days_diff;
6633   struct tm tm_mtime;
6634   time_t time_mtime, time_now;
6635   const gchar *format;
6636   gchar *locale_format = NULL;
6637   gchar buf[256];
6638   char *date_str = NULL;
6639 #ifdef G_OS_WIN32
6640   const char *locale, *dot = NULL;
6641   gint64 codepage = -1;
6642   char charset[20];
6643 #endif
6644
6645   time_mtime = secs;
6646
6647 #ifdef HAVE_LOCALTIME_R
6648   localtime_r ((time_t *) &time_mtime, &tm_mtime);
6649 #else
6650   {
6651     struct tm *ptm = localtime ((time_t *) &time_mtime);
6652
6653     if (!ptm)
6654       {
6655         g_warning ("ptm != NULL failed");
6656
6657         return g_strdup (_("Unknown"));
6658       }
6659     else
6660       memcpy ((void *) &tm_mtime, (void *) ptm, sizeof (struct tm));
6661   }
6662 #endif /* HAVE_LOCALTIME_R */
6663
6664   g_date_set_time_t (&mtime, time_mtime);
6665   time_now = time (NULL);
6666   g_date_set_time_t (&now, time_now);
6667
6668   days_diff = g_date_get_julian (&now) - g_date_get_julian (&mtime);
6669
6670   /* Translators: %H means "hours" and %M means "minutes" */
6671   if (days_diff == 0)
6672     format = _("%H:%M");
6673   else if (days_diff == 1)
6674     format = _("Yesterday at %H:%M");
6675   else
6676     {
6677       if (days_diff > 1 && days_diff < 7)
6678         format = "%A"; /* Days from last week */
6679       else
6680         format = "%x"; /* Any other date */
6681     }
6682
6683 #ifdef G_OS_WIN32
6684   /* g_locale_from_utf8() returns a string in the system
6685    * code-page, which is not always the same as that used by the C
6686    * library. For instance when running a GTK+ program with
6687    * LANG=ko on an English version of Windows, the system
6688    * code-page is 1252, but the code-page used by the C library is
6689    * 949. (It's GTK+ itself that sets the C library locale when it
6690    * notices the LANG environment variable. See gtkmain.c The
6691    * Microsoft C library doesn't look at any locale environment
6692    * variables.) We need to pass strftime() a string in the C
6693    * library's code-page. See bug #509885.
6694    */
6695   locale = setlocale (LC_ALL, NULL);
6696   if (locale != NULL)
6697     dot = strchr (locale, '.');
6698   if (dot != NULL)
6699     {
6700       codepage = g_ascii_strtoll (dot+1, NULL, 10);
6701
6702       /* All codepages should fit in 16 bits AFAIK */
6703       if (codepage > 0 && codepage < 65536)
6704         {
6705           sprintf (charset, "CP%u", (guint) codepage);
6706           locale_format = g_convert (format, -1, charset, "UTF-8", NULL, NULL, NULL);
6707         }
6708     }
6709 #else
6710   locale_format = g_locale_from_utf8 (format, -1, NULL, NULL, NULL);
6711 #endif
6712   if (locale_format != NULL &&
6713       strftime (buf, sizeof (buf), locale_format, &tm_mtime) != 0)
6714     {
6715 #ifdef G_OS_WIN32
6716       /* As above but in opposite direction... */
6717       if (codepage > 0 && codepage < 65536)
6718         date_str = g_convert (buf, -1, "UTF-8", charset, NULL, NULL, NULL);
6719 #else
6720       date_str = g_locale_to_utf8 (buf, -1, NULL, NULL, NULL);
6721 #endif
6722     }
6723
6724   if (date_str == NULL)
6725     date_str = g_strdup (_("Unknown"));
6726
6727   g_free (locale_format);
6728   return date_str;
6729 }
6730
6731 static void
6732 copy_attribute (GFileInfo *to, GFileInfo *from, const char *attribute)
6733 {
6734   GFileAttributeType type;
6735   gpointer value;
6736
6737   if (g_file_info_get_attribute_data (from, attribute, &type, &value, NULL))
6738     g_file_info_set_attribute (to, attribute, type, value);
6739 }
6740
6741 static void
6742 file_system_model_got_thumbnail (GObject *object, GAsyncResult *res, gpointer data)
6743 {
6744   GtkFileSystemModel *model = data; /* might be unreffed if operation was cancelled */
6745   GFile *file = G_FILE (object);
6746   GFileInfo *queried, *info;
6747   GtkTreeIter iter;
6748
6749   queried = g_file_query_info_finish (file, res, NULL);
6750   if (queried == NULL)
6751     return;
6752
6753   GDK_THREADS_ENTER ();
6754
6755   /* now we know model is valid */
6756
6757   /* file was deleted */
6758   if (!_gtk_file_system_model_get_iter_for_file (model, &iter, file))
6759     {
6760       GDK_THREADS_LEAVE ();
6761       return;
6762     }
6763
6764   info = g_file_info_dup (_gtk_file_system_model_get_info (model, &iter));
6765
6766   copy_attribute (info, queried, G_FILE_ATTRIBUTE_THUMBNAIL_PATH);
6767   copy_attribute (info, queried, G_FILE_ATTRIBUTE_THUMBNAILING_FAILED);
6768   copy_attribute (info, queried, G_FILE_ATTRIBUTE_STANDARD_ICON);
6769
6770   _gtk_file_system_model_update_file (model, file, info, FALSE);
6771
6772   g_object_unref (info);
6773
6774   GDK_THREADS_LEAVE ();
6775 }
6776
6777 static gboolean
6778 file_system_model_set (GtkFileSystemModel *model,
6779                        GFile              *file,
6780                        GFileInfo          *info,
6781                        int                 column,
6782                        GValue             *value,
6783                        gpointer            data)
6784 {
6785   GtkFileChooserDefault *impl = data;
6786
6787   switch (column)
6788     {
6789     case MODEL_COL_FILE:
6790       g_value_set_object (value, file);
6791       break;
6792     case MODEL_COL_NAME:
6793       if (info == NULL)
6794         g_value_set_string (value, DEFAULT_NEW_FOLDER_NAME);
6795       else
6796         g_value_set_string (value, g_file_info_get_display_name (info));
6797       break;
6798     case MODEL_COL_NAME_COLLATED:
6799       if (info == NULL)
6800         g_value_take_string (value, g_utf8_collate_key_for_filename (DEFAULT_NEW_FOLDER_NAME, -1));
6801       else
6802         g_value_take_string (value, g_utf8_collate_key_for_filename (g_file_info_get_display_name (info), -1));
6803       break;
6804     case MODEL_COL_IS_FOLDER:
6805       g_value_set_boolean (value, info == NULL || _gtk_file_info_consider_as_directory (info));
6806       break;
6807     case MODEL_COL_PIXBUF:
6808       if (info)
6809         {
6810           if (g_file_info_has_attribute (info, G_FILE_ATTRIBUTE_STANDARD_ICON))
6811             {
6812               g_value_take_object (value, _gtk_file_info_render_icon (info, GTK_WIDGET (impl), impl->icon_size));
6813             }
6814           else
6815             {
6816               GtkTreeModel *tree_model;
6817               GtkTreePath *path, *start, *end;
6818               GtkTreeIter iter;
6819
6820               if (impl->browse_files_tree_view == NULL ||
6821                   g_file_info_has_attribute (info, "filechooser::queried"))
6822                 return FALSE;
6823
6824               tree_model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
6825               if (tree_model != GTK_TREE_MODEL (model))
6826                 return FALSE;
6827
6828               if (!_gtk_file_system_model_get_iter_for_file (model,
6829                                                              &iter,
6830                                                              file))
6831                 g_assert_not_reached ();
6832               if (!gtk_tree_view_get_visible_range (GTK_TREE_VIEW (impl->browse_files_tree_view), &start, &end))
6833                 return FALSE;
6834               path = gtk_tree_model_get_path (tree_model, &iter);
6835               if (gtk_tree_path_compare (start, path) != 1 &&
6836                   gtk_tree_path_compare (path, end) != 1)
6837                 {
6838                   g_file_info_set_attribute_boolean (info, "filechooser::queried", TRUE);
6839                   g_file_query_info_async (file,
6840                                            G_FILE_ATTRIBUTE_THUMBNAIL_PATH ","
6841                                            G_FILE_ATTRIBUTE_THUMBNAILING_FAILED ","
6842                                            G_FILE_ATTRIBUTE_STANDARD_ICON,
6843                                            G_FILE_QUERY_INFO_NONE,
6844                                            G_PRIORITY_DEFAULT,
6845                                            _gtk_file_system_model_get_cancellable (model),
6846                                            file_system_model_got_thumbnail,
6847                                            model);
6848                 }
6849               gtk_tree_path_free (path);
6850               gtk_tree_path_free (start);
6851               gtk_tree_path_free (end);
6852               return FALSE;
6853             }
6854         }
6855       else
6856         g_value_set_object (value, NULL);
6857       break;
6858     case MODEL_COL_SIZE:
6859       g_value_set_int64 (value, info ? g_file_info_get_size (info) : 0);
6860       break;
6861     case MODEL_COL_SIZE_TEXT:
6862       if (info == NULL || _gtk_file_info_consider_as_directory (info))
6863         g_value_set_string (value, NULL);
6864       else
6865         g_value_take_string (value, g_format_size (g_file_info_get_size (info)));
6866       break;
6867     case MODEL_COL_MTIME:
6868     case MODEL_COL_MTIME_TEXT:
6869       {
6870         GTimeVal tv;
6871         if (info == NULL)
6872           break;
6873         g_file_info_get_modification_time (info, &tv);
6874         if (column == MODEL_COL_MTIME)
6875           g_value_set_long (value, tv.tv_sec);
6876         else if (tv.tv_sec == 0)
6877           g_value_set_static_string (value, _("Unknown"));
6878         else
6879           g_value_take_string (value, my_g_format_time_for_display (tv.tv_sec));
6880         break;
6881       }
6882     case MODEL_COL_ELLIPSIZE:
6883       g_value_set_enum (value, info ? PANGO_ELLIPSIZE_END : PANGO_ELLIPSIZE_NONE);
6884       break;
6885     default:
6886       g_assert_not_reached ();
6887       break;
6888     }
6889
6890   return TRUE;
6891 }
6892
6893 /* Gets rid of the old list model and creates a new one for the current folder */
6894 static gboolean
6895 set_list_model (GtkFileChooserDefault *impl,
6896                 GError               **error)
6897 {
6898   g_assert (impl->current_folder != NULL);
6899
6900   profile_start ("start", NULL);
6901
6902   stop_loading_and_clear_list_model (impl, TRUE);
6903
6904   set_busy_cursor (impl, TRUE);
6905
6906   impl->browse_files_model =
6907     _gtk_file_system_model_new_for_directory (impl->current_folder,
6908                                               MODEL_ATTRIBUTES,
6909                                               file_system_model_set,
6910                                               impl,
6911                                               MODEL_COLUMN_TYPES);
6912
6913   _gtk_file_system_model_set_show_hidden (impl->browse_files_model, impl->show_hidden);
6914
6915   profile_msg ("    set sort function", NULL);
6916   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_NAME, name_sort_func, impl, NULL);
6917   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_SIZE, size_sort_func, impl, NULL);
6918   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_MTIME, mtime_sort_func, impl, NULL);
6919   gtk_tree_sortable_set_default_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), NULL, NULL, NULL);
6920   set_sort_column (impl);
6921   impl->list_sort_ascending = TRUE;
6922   g_signal_connect (impl->browse_files_model, "sort-column-changed",
6923                     G_CALLBACK (list_sort_column_changed_cb), impl);
6924
6925   load_setup_timer (impl); /* This changes the state to LOAD_PRELOAD */
6926
6927   g_signal_connect (impl->browse_files_model, "finished-loading",
6928                     G_CALLBACK (browse_files_model_finished_loading_cb), impl);
6929
6930   install_list_model_filter (impl);
6931
6932   profile_end ("end", NULL);
6933
6934   return TRUE;
6935 }
6936
6937 struct update_chooser_entry_selected_foreach_closure {
6938   int num_selected;
6939   GtkTreeIter first_selected_iter;
6940 };
6941
6942 static gint
6943 compare_utf8_filenames (const gchar *a,
6944                         const gchar *b)
6945 {
6946   gchar *a_folded, *b_folded;
6947   gint retval;
6948
6949   a_folded = g_utf8_strdown (a, -1);
6950   b_folded = g_utf8_strdown (b, -1);
6951
6952   retval = strcmp (a_folded, b_folded);
6953
6954   g_free (a_folded);
6955   g_free (b_folded);
6956
6957   return retval;
6958 }
6959
6960 static void
6961 update_chooser_entry_selected_foreach (GtkTreeModel *model,
6962                                        GtkTreePath *path,
6963                                        GtkTreeIter *iter,
6964                                        gpointer data)
6965 {
6966   struct update_chooser_entry_selected_foreach_closure *closure;
6967
6968   closure = data;
6969   closure->num_selected++;
6970
6971   if (closure->num_selected == 1)
6972     closure->first_selected_iter = *iter;
6973 }
6974
6975 static void
6976 update_chooser_entry (GtkFileChooserDefault *impl)
6977 {
6978   GtkTreeSelection *selection;
6979   struct update_chooser_entry_selected_foreach_closure closure;
6980
6981   /* no need to update the file chooser's entry if there's no entry */
6982   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
6983       !impl->location_entry)
6984     return;
6985
6986   if (!(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
6987         || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
6988         || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
6989              || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
6990             && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)))
6991     return;
6992
6993   g_assert (impl->location_entry != NULL);
6994
6995   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6996   closure.num_selected = 0;
6997   gtk_tree_selection_selected_foreach (selection, update_chooser_entry_selected_foreach, &closure);
6998
6999   if (closure.num_selected == 0)
7000     {
7001       if (impl->operation_mode == OPERATION_MODE_RECENT)
7002         _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), NULL);
7003       else
7004         goto maybe_clear_entry;
7005     }
7006   else if (closure.num_selected == 1)
7007     {
7008       if (impl->operation_mode == OPERATION_MODE_BROWSE)
7009         {
7010           GFileInfo *info;
7011           gboolean change_entry;
7012
7013           info = _gtk_file_system_model_get_info (impl->browse_files_model, &closure.first_selected_iter);
7014
7015           /* If the cursor moved to the row of the newly created folder,
7016            * retrieving info will return NULL.
7017            */
7018           if (!info)
7019             return;
7020
7021           g_free (impl->browse_files_last_selected_name);
7022           impl->browse_files_last_selected_name =
7023             g_strdup (g_file_info_get_display_name (info));
7024
7025           if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
7026               impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7027               impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
7028             {
7029               /* Don't change the name when clicking on a folder... */
7030               change_entry = (! _gtk_file_info_consider_as_directory (info));
7031             }
7032           else
7033             change_entry = TRUE; /* ... unless we are in SELECT_FOLDER mode */
7034
7035           if (change_entry)
7036             {
7037               _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->browse_files_last_selected_name);
7038
7039               if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7040                 _gtk_file_chooser_entry_select_filename (GTK_FILE_CHOOSER_ENTRY (impl->location_entry));
7041             }
7042
7043           return;
7044         }
7045       else if (impl->operation_mode == OPERATION_MODE_RECENT
7046                && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7047         {
7048           GFile *folder;
7049
7050           /* Set the base folder on the name entry, so it will do completion relative to the correct recent-folder */
7051
7052           gtk_tree_model_get (GTK_TREE_MODEL (impl->recent_model), &closure.first_selected_iter,
7053                               MODEL_COL_FILE, &folder,
7054                               -1);
7055           _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), folder);
7056           g_object_unref (folder);
7057           return;
7058         }
7059     }
7060   else
7061     {
7062       g_assert (!(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7063                   impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER));
7064
7065       /* Multiple selection, so just clear the entry. */
7066       g_free (impl->browse_files_last_selected_name);
7067       impl->browse_files_last_selected_name = NULL;
7068
7069       _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
7070       return;
7071     }
7072
7073  maybe_clear_entry:
7074
7075   if ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
7076       && impl->browse_files_last_selected_name)
7077     {
7078       const char *entry_text;
7079       int len;
7080       gboolean clear_entry;
7081
7082       entry_text = gtk_entry_get_text (GTK_ENTRY (impl->location_entry));
7083       len = strlen (entry_text);
7084       if (len != 0)
7085         {
7086           /* The file chooser entry may have appended a "/" to its text.
7087            * So take it out, and compare the result to the old selection.
7088            */
7089           if (entry_text[len - 1] == G_DIR_SEPARATOR)
7090             {
7091               gchar *tmp;
7092
7093               tmp = g_strndup (entry_text, len - 1);
7094               clear_entry = (compare_utf8_filenames (impl->browse_files_last_selected_name, tmp) == 0);
7095               g_free (tmp);
7096             }
7097           else
7098             clear_entry = (compare_utf8_filenames (impl->browse_files_last_selected_name, entry_text) == 0);
7099         }
7100       else
7101         clear_entry = FALSE;
7102
7103       if (clear_entry)
7104         _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
7105     }
7106 }
7107
7108 static gboolean
7109 gtk_file_chooser_default_set_current_folder (GtkFileChooser  *chooser,
7110                                              GFile           *file,
7111                                              GError         **error)
7112 {
7113   return gtk_file_chooser_default_update_current_folder (chooser, file, FALSE, FALSE, error);
7114 }
7115
7116
7117 struct UpdateCurrentFolderData
7118 {
7119   GtkFileChooserDefault *impl;
7120   GFile *file;
7121   gboolean keep_trail;
7122   gboolean clear_entry;
7123   GFile *original_file;
7124   GError *original_error;
7125 };
7126
7127 static void
7128 update_current_folder_mount_enclosing_volume_cb (GCancellable        *cancellable,
7129                                                  GtkFileSystemVolume *volume,
7130                                                  const GError        *error,
7131                                                  gpointer             user_data)
7132 {
7133   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7134   struct UpdateCurrentFolderData *data = user_data;
7135   GtkFileChooserDefault *impl = data->impl;
7136
7137   if (cancellable != impl->update_current_folder_cancellable)
7138     goto out;
7139
7140   impl->update_current_folder_cancellable = NULL;
7141   set_busy_cursor (impl, FALSE);
7142
7143   if (cancelled)
7144     goto out;
7145
7146   if (error)
7147     {
7148       error_changing_folder_dialog (data->impl, data->file, g_error_copy (error));
7149       impl->reload_state = RELOAD_EMPTY;
7150       goto out;
7151     }
7152
7153   change_folder_and_display_error (impl, data->file, data->clear_entry);
7154
7155 out:
7156   g_object_unref (data->file);
7157   g_free (data);
7158
7159   g_object_unref (cancellable);
7160 }
7161
7162 static void
7163 update_current_folder_get_info_cb (GCancellable *cancellable,
7164                                    GFileInfo    *info,
7165                                    const GError *error,
7166                                    gpointer      user_data)
7167 {
7168   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7169   struct UpdateCurrentFolderData *data = user_data;
7170   GtkFileChooserDefault *impl = data->impl;
7171
7172   if (cancellable != impl->update_current_folder_cancellable)
7173     goto out;
7174
7175   impl->update_current_folder_cancellable = NULL;
7176   impl->reload_state = RELOAD_EMPTY;
7177
7178   set_busy_cursor (impl, FALSE);
7179
7180   if (cancelled)
7181     goto out;
7182
7183   if (error)
7184     {
7185       GFile *parent_file;
7186
7187       if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_NOT_MOUNTED))
7188         {
7189           GMountOperation *mount_operation;
7190           GtkWidget *toplevel;
7191
7192           g_object_unref (cancellable);
7193           toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
7194
7195           mount_operation = gtk_mount_operation_new (GTK_WINDOW (toplevel));
7196
7197           set_busy_cursor (impl, TRUE);
7198
7199           impl->update_current_folder_cancellable =
7200             _gtk_file_system_mount_enclosing_volume (impl->file_system, data->file,
7201                                                      mount_operation,
7202                                                      update_current_folder_mount_enclosing_volume_cb,
7203                                                      data);
7204
7205           return;
7206         }
7207
7208       if (!data->original_file)
7209         {
7210           data->original_file = g_object_ref (data->file);
7211           data->original_error = g_error_copy (error);
7212         }
7213
7214       parent_file = g_file_get_parent (data->file);
7215
7216       /* get parent path and try to change the folder to that */
7217       if (parent_file)
7218         {
7219           g_object_unref (data->file);
7220           data->file = parent_file;
7221
7222           g_object_unref (cancellable);
7223
7224           /* restart the update current folder operation */
7225           impl->reload_state = RELOAD_HAS_FOLDER;
7226
7227           impl->update_current_folder_cancellable =
7228             _gtk_file_system_get_info (impl->file_system, data->file,
7229                                        "standard::type",
7230                                        update_current_folder_get_info_cb,
7231                                        data);
7232
7233           set_busy_cursor (impl, TRUE);
7234
7235           return;
7236         }
7237       else
7238         {
7239           /* Error and bail out, ignoring "not found" errors since they're useless:
7240            * they only happen when a program defaults to a folder that has been (re)moved.
7241            */
7242           if (!g_error_matches (data->original_error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
7243             error_changing_folder_dialog (impl, data->original_file, data->original_error);
7244           else
7245             g_error_free (data->original_error);
7246
7247           g_object_unref (data->original_file);
7248
7249           goto out;
7250         }
7251     }
7252
7253   if (data->original_file)
7254     {
7255       /* Error and bail out, ignoring "not found" errors since they're useless:
7256        * they only happen when a program defaults to a folder that has been (re)moved.
7257        */
7258       if (!g_error_matches (data->original_error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
7259         error_changing_folder_dialog (impl, data->original_file, data->original_error);
7260       else
7261         g_error_free (data->original_error);
7262
7263       g_object_unref (data->original_file);
7264     }
7265
7266   if (! _gtk_file_info_consider_as_directory (info))
7267     goto out;
7268
7269   if (!_gtk_path_bar_set_file (GTK_PATH_BAR (impl->browse_path_bar), data->file, data->keep_trail, NULL))
7270     goto out;
7271
7272   if (impl->current_folder != data->file)
7273     {
7274       if (impl->current_folder)
7275         g_object_unref (impl->current_folder);
7276
7277       impl->current_folder = g_object_ref (data->file);
7278     }
7279
7280   impl->reload_state = RELOAD_HAS_FOLDER;
7281
7282   /* Update the widgets that may trigger a folder change themselves.  */
7283
7284   if (!impl->changing_folder)
7285     {
7286       impl->changing_folder = TRUE;
7287
7288       shortcuts_update_current_folder (impl);
7289
7290       impl->changing_folder = FALSE;
7291     }
7292
7293   /* Set the folder on the save entry */
7294
7295   if (impl->location_entry)
7296     {
7297       _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry),
7298                                                impl->current_folder);
7299
7300       if (data->clear_entry)
7301         _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
7302     }
7303
7304   /* Create a new list model.  This is slightly evil; we store the result value
7305    * but perform more actions rather than returning immediately even if it
7306    * generates an error.
7307    */
7308   set_list_model (impl, NULL);
7309
7310   /* Refresh controls */
7311
7312   shortcuts_find_current_folder (impl);
7313
7314   g_signal_emit_by_name (impl, "current-folder-changed", 0);
7315
7316   check_preview_change (impl);
7317   bookmarks_check_add_sensitivity (impl);
7318
7319   g_signal_emit_by_name (impl, "selection-changed", 0);
7320
7321 out:
7322   g_object_unref (data->file);
7323   g_free (data);
7324
7325   g_object_unref (cancellable);
7326 }
7327
7328 static gboolean
7329 gtk_file_chooser_default_update_current_folder (GtkFileChooser    *chooser,
7330                                                 GFile             *file,
7331                                                 gboolean           keep_trail,
7332                                                 gboolean           clear_entry,
7333                                                 GError           **error)
7334 {
7335   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7336   struct UpdateCurrentFolderData *data;
7337
7338   profile_start ("start", NULL);
7339
7340   g_object_ref (file);
7341
7342   operation_mode_set (impl, OPERATION_MODE_BROWSE);
7343
7344   if (impl->local_only && !g_file_is_native (file))
7345     {
7346       g_set_error_literal (error,
7347                            GTK_FILE_CHOOSER_ERROR,
7348                            GTK_FILE_CHOOSER_ERROR_BAD_FILENAME,
7349                            _("Cannot change to folder because it is not local"));
7350
7351       g_object_unref (file);
7352       profile_end ("end - not local", NULL);
7353       return FALSE;
7354     }
7355
7356   if (impl->update_current_folder_cancellable)
7357     g_cancellable_cancel (impl->update_current_folder_cancellable);
7358
7359   /* Test validity of path here.  */
7360   data = g_new0 (struct UpdateCurrentFolderData, 1);
7361   data->impl = impl;
7362   data->file = g_object_ref (file);
7363   data->keep_trail = keep_trail;
7364   data->clear_entry = clear_entry;
7365
7366   impl->reload_state = RELOAD_HAS_FOLDER;
7367
7368   impl->update_current_folder_cancellable =
7369     _gtk_file_system_get_info (impl->file_system, file,
7370                                "standard::type",
7371                                update_current_folder_get_info_cb,
7372                                data);
7373
7374   set_busy_cursor (impl, TRUE);
7375   g_object_unref (file);
7376
7377   profile_end ("end", NULL);
7378   return TRUE;
7379 }
7380
7381 static GFile *
7382 gtk_file_chooser_default_get_current_folder (GtkFileChooser *chooser)
7383 {
7384   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7385
7386   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7387       impl->operation_mode == OPERATION_MODE_RECENT)
7388     return NULL;
7389
7390   if (impl->reload_state == RELOAD_EMPTY)
7391     {
7392       /* We are unmapped, or we had an error while loading the last folder.
7393        * We'll return the folder used by the last invocation of the file chooser
7394        * since once we get (re)mapped, we'll load *that* folder anyway unless
7395        * the caller explicitly calls set_current_folder() on us.
7396        */
7397       return get_file_for_last_folder_opened (impl);
7398     }
7399
7400   if (impl->current_folder)
7401     return g_object_ref (impl->current_folder);
7402
7403   return NULL;
7404 }
7405
7406 static void
7407 gtk_file_chooser_default_set_current_name (GtkFileChooser *chooser,
7408                                            const gchar    *name)
7409 {
7410   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7411
7412   g_return_if_fail (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7413                     impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER);
7414
7415   pending_select_files_free (impl);
7416   _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), name);
7417 }
7418
7419 static gboolean
7420 gtk_file_chooser_default_select_file (GtkFileChooser  *chooser,
7421                                       GFile           *file,
7422                                       GError         **error)
7423 {
7424   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7425   GFile *parent_file;
7426   gboolean same_path;
7427
7428   parent_file = g_file_get_parent (file);
7429
7430   if (!parent_file)
7431     return gtk_file_chooser_set_current_folder_file (chooser, file, error);
7432
7433   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7434       impl->operation_mode == OPERATION_MODE_RECENT ||
7435       impl->load_state == LOAD_EMPTY)
7436     {
7437       same_path = FALSE;
7438     }
7439   else
7440     {
7441       g_assert (impl->current_folder != NULL);
7442
7443       same_path = g_file_equal (parent_file, impl->current_folder);
7444     }
7445
7446   if (same_path && impl->load_state == LOAD_FINISHED)
7447     {
7448       gboolean result;
7449       GSList files;
7450
7451       files.data = (gpointer) file;
7452       files.next = NULL;
7453
7454       result = show_and_select_files (impl, &files);
7455       g_object_unref (parent_file);
7456       return result;
7457     }
7458
7459   pending_select_files_add (impl, file);
7460
7461   if (!same_path)
7462     {
7463       gboolean result;
7464
7465       result = gtk_file_chooser_set_current_folder_file (chooser, parent_file, error);
7466       g_object_unref (parent_file);
7467       return result;
7468     }
7469
7470   g_object_unref (parent_file);
7471   return TRUE;
7472 }
7473
7474 static void
7475 gtk_file_chooser_default_unselect_file (GtkFileChooser *chooser,
7476                                         GFile          *file)
7477 {
7478   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7479   GtkTreeView *tree_view = GTK_TREE_VIEW (impl->browse_files_tree_view);
7480   GtkTreeIter iter;
7481
7482   if (!impl->browse_files_model)
7483     return;
7484
7485   if (!_gtk_file_system_model_get_iter_for_file (impl->browse_files_model,
7486                                                  &iter,
7487                                                  file))
7488     return;
7489
7490   gtk_tree_selection_unselect_iter (gtk_tree_view_get_selection (tree_view),
7491                                     &iter);
7492 }
7493
7494 static gboolean
7495 maybe_select (GtkTreeModel *model,
7496               GtkTreePath  *path,
7497               GtkTreeIter  *iter,
7498               gpointer     data)
7499 {
7500   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (data);
7501   GtkTreeSelection *selection;
7502   gboolean is_folder;
7503
7504   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7505
7506   gtk_tree_model_get (model, iter,
7507                       MODEL_COL_IS_FOLDER, &is_folder,
7508                       -1);
7509
7510   if ((is_folder && impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER) ||
7511       (!is_folder && impl->action == GTK_FILE_CHOOSER_ACTION_OPEN))
7512     gtk_tree_selection_select_iter (selection, iter);
7513   else
7514     gtk_tree_selection_unselect_iter (selection, iter);
7515
7516   return FALSE;
7517 }
7518
7519 static void
7520 gtk_file_chooser_default_select_all (GtkFileChooser *chooser)
7521 {
7522   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7523
7524   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7525       impl->operation_mode == OPERATION_MODE_RECENT)
7526     {
7527       GtkTreeSelection *selection;
7528
7529       selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7530       gtk_tree_selection_select_all (selection);
7531       return;
7532     }
7533
7534   if (impl->select_multiple)
7535     gtk_tree_model_foreach (GTK_TREE_MODEL (impl->browse_files_model),
7536                             maybe_select, impl);
7537 }
7538
7539 static void
7540 gtk_file_chooser_default_unselect_all (GtkFileChooser *chooser)
7541 {
7542   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7543   GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7544
7545   gtk_tree_selection_unselect_all (selection);
7546   pending_select_files_free (impl);
7547 }
7548
7549 /* Checks whether the filename entry for the Save modes contains a well-formed filename.
7550  *
7551  * is_well_formed_ret - whether what the user typed passes gkt_file_system_make_path()
7552  *
7553  * is_empty_ret - whether the file entry is totally empty
7554  *
7555  * is_file_part_empty_ret - whether the file part is empty (will be if user types "foobar/", and
7556  *                          the path will be "$cwd/foobar")
7557  */
7558 static void
7559 check_save_entry (GtkFileChooserDefault *impl,
7560                   GFile                **file_ret,
7561                   gboolean              *is_well_formed_ret,
7562                   gboolean              *is_empty_ret,
7563                   gboolean              *is_file_part_empty_ret,
7564                   gboolean              *is_folder)
7565 {
7566   GtkFileChooserEntry *chooser_entry;
7567   GFile *current_folder;
7568   const char *file_part;
7569   GFile *file;
7570   GError *error;
7571
7572   g_assert (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
7573             || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
7574             || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
7575                  || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
7576                 && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY));
7577
7578   chooser_entry = GTK_FILE_CHOOSER_ENTRY (impl->location_entry);
7579
7580   if (strlen (gtk_entry_get_text (GTK_ENTRY (chooser_entry))) == 0)
7581     {
7582       *file_ret = NULL;
7583       *is_well_formed_ret = TRUE;
7584       *is_empty_ret = TRUE;
7585       *is_file_part_empty_ret = TRUE;
7586       *is_folder = FALSE;
7587
7588       return;
7589     }
7590
7591   *is_empty_ret = FALSE;
7592
7593   current_folder = _gtk_file_chooser_entry_get_current_folder (chooser_entry);
7594   if (!current_folder)
7595     {
7596       *file_ret = NULL;
7597       *is_well_formed_ret = FALSE;
7598       *is_file_part_empty_ret = FALSE;
7599       *is_folder = FALSE;
7600
7601       return;
7602     }
7603
7604   file_part = _gtk_file_chooser_entry_get_file_part (chooser_entry);
7605
7606   if (!file_part || file_part[0] == '\0')
7607     {
7608       *file_ret = g_object_ref (current_folder);
7609       *is_well_formed_ret = TRUE;
7610       *is_file_part_empty_ret = TRUE;
7611       *is_folder = TRUE;
7612
7613       return;
7614     }
7615
7616   *is_file_part_empty_ret = FALSE;
7617
7618   error = NULL;
7619   file = g_file_get_child_for_display_name (current_folder, file_part, &error);
7620
7621   if (!file)
7622     {
7623       error_building_filename_dialog (impl, error);
7624       *file_ret = NULL;
7625       *is_well_formed_ret = FALSE;
7626       *is_folder = FALSE;
7627
7628       return;
7629     }
7630
7631   *file_ret = file;
7632   *is_well_formed_ret = TRUE;
7633   *is_folder = _gtk_file_chooser_entry_get_is_folder (chooser_entry, file);
7634 }
7635
7636 struct get_files_closure {
7637   GtkFileChooserDefault *impl;
7638   GSList *result;
7639   GFile *file_from_entry;
7640 };
7641
7642 static void
7643 get_files_foreach (GtkTreeModel *model,
7644                    GtkTreePath  *path,
7645                    GtkTreeIter  *iter,
7646                    gpointer      data)
7647 {
7648   struct get_files_closure *info;
7649   GFile *file;
7650   GtkFileSystemModel *fs_model;
7651
7652   info = data;
7653   fs_model = info->impl->browse_files_model;
7654
7655   file = _gtk_file_system_model_get_file (fs_model, iter);
7656   if (!file)
7657     return; /* We are on the editable row */
7658
7659   if (!info->file_from_entry || !g_file_equal (info->file_from_entry, file))
7660     info->result = g_slist_prepend (info->result, g_object_ref (file));
7661 }
7662
7663 static GSList *
7664 gtk_file_chooser_default_get_files (GtkFileChooser *chooser)
7665 {
7666   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7667   struct get_files_closure info;
7668   GtkWindow *toplevel;
7669   GtkWidget *current_focus;
7670   gboolean file_list_seen;
7671
7672   info.impl = impl;
7673   info.result = NULL;
7674   info.file_from_entry = NULL;
7675
7676   if (impl->operation_mode == OPERATION_MODE_SEARCH)
7677     return search_get_selected_files (impl);
7678
7679   if (impl->operation_mode == OPERATION_MODE_RECENT)
7680     {
7681       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7682         {
7683           file_list_seen = TRUE;
7684           goto file_entry;
7685         }
7686       else
7687         return recent_get_selected_files (impl);
7688     }
7689
7690   toplevel = get_toplevel (GTK_WIDGET (impl));
7691   if (toplevel)
7692     current_focus = gtk_window_get_focus (toplevel);
7693   else
7694     current_focus = NULL;
7695
7696   file_list_seen = FALSE;
7697   if (current_focus == impl->browse_files_tree_view)
7698     {
7699       GtkTreeSelection *selection;
7700
7701     file_list:
7702
7703       file_list_seen = TRUE;
7704       selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7705       gtk_tree_selection_selected_foreach (selection, get_files_foreach, &info);
7706
7707       /* If there is no selection in the file list, we probably have this situation:
7708        *
7709        * 1. The user typed a filename in the SAVE filename entry ("foo.txt").
7710        * 2. He then double-clicked on a folder ("bar") in the file list
7711        *
7712        * So we want the selection to be "bar/foo.txt".  Jump to the case for the
7713        * filename entry to see if that is the case.
7714        */
7715       if (info.result == NULL && impl->location_entry)
7716         goto file_entry;
7717     }
7718   else if (impl->location_entry && current_focus == impl->location_entry)
7719     {
7720       gboolean is_well_formed, is_empty, is_file_part_empty, is_folder;
7721
7722     file_entry:
7723
7724       check_save_entry (impl, &info.file_from_entry, &is_well_formed, &is_empty, &is_file_part_empty, &is_folder);
7725
7726       if (is_empty)
7727         goto out;
7728
7729       if (!is_well_formed)
7730         return NULL;
7731
7732       if (is_file_part_empty && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7733         {
7734           g_object_unref (info.file_from_entry);
7735           return NULL;
7736         }
7737
7738       if (info.file_from_entry)
7739         info.result = g_slist_prepend (info.result, info.file_from_entry);
7740       else if (!file_list_seen)
7741         goto file_list;
7742       else
7743         return NULL;
7744     }
7745   else if (impl->toplevel_last_focus_widget == impl->browse_files_tree_view)
7746     goto file_list;
7747   else if (impl->location_entry && impl->toplevel_last_focus_widget == impl->location_entry)
7748     goto file_entry;
7749   else
7750     {
7751       /* The focus is on a dialog's action area button or something else */
7752       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7753           impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
7754         goto file_entry;
7755       else
7756         goto file_list;
7757     }
7758
7759  out:
7760
7761   /* If there's no folder selected, and we're in SELECT_FOLDER mode, then we
7762    * fall back to the current directory */
7763   if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER &&
7764       info.result == NULL)
7765     {
7766       GFile *current_folder;
7767
7768       current_folder = gtk_file_chooser_get_current_folder_file (chooser);
7769
7770       if (current_folder)
7771         info.result = g_slist_prepend (info.result, current_folder);
7772     }
7773
7774   return g_slist_reverse (info.result);
7775 }
7776
7777 GFile *
7778 gtk_file_chooser_default_get_preview_file (GtkFileChooser *chooser)
7779 {
7780   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7781
7782   if (impl->preview_file)
7783     return g_object_ref (impl->preview_file);
7784   else
7785     return NULL;
7786 }
7787
7788 static GtkFileSystem *
7789 gtk_file_chooser_default_get_file_system (GtkFileChooser *chooser)
7790 {
7791   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7792
7793   return impl->file_system;
7794 }
7795
7796 /* Shows or hides the filter widgets */
7797 static void
7798 show_filters (GtkFileChooserDefault *impl,
7799               gboolean               show)
7800 {
7801   if (show)
7802     gtk_widget_show (impl->filter_combo_hbox);
7803   else
7804     gtk_widget_hide (impl->filter_combo_hbox);
7805 }
7806
7807 static void
7808 gtk_file_chooser_default_add_filter (GtkFileChooser *chooser,
7809                                      GtkFileFilter  *filter)
7810 {
7811   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7812   const gchar *name;
7813
7814   if (g_slist_find (impl->filters, filter))
7815     {
7816       g_warning ("gtk_file_chooser_add_filter() called on filter already in list\n");
7817       return;
7818     }
7819
7820   g_object_ref_sink (filter);
7821   impl->filters = g_slist_append (impl->filters, filter);
7822
7823   name = gtk_file_filter_get_name (filter);
7824   if (!name)
7825     name = "Untitled filter";   /* Place-holder, doesn't need to be marked for translation */
7826
7827   gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (impl->filter_combo), name);
7828
7829   if (!g_slist_find (impl->filters, impl->current_filter))
7830     set_current_filter (impl, filter);
7831
7832   show_filters (impl, TRUE);
7833 }
7834
7835 static void
7836 gtk_file_chooser_default_remove_filter (GtkFileChooser *chooser,
7837                                         GtkFileFilter  *filter)
7838 {
7839   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7840   GtkTreeModel *model;
7841   GtkTreeIter iter;
7842   gint filter_index;
7843
7844   filter_index = g_slist_index (impl->filters, filter);
7845
7846   if (filter_index < 0)
7847     {
7848       g_warning ("gtk_file_chooser_remove_filter() called on filter not in list\n");
7849       return;
7850     }
7851
7852   impl->filters = g_slist_remove (impl->filters, filter);
7853
7854   if (filter == impl->current_filter)
7855     {
7856       if (impl->filters)
7857         set_current_filter (impl, impl->filters->data);
7858       else
7859         set_current_filter (impl, NULL);
7860     }
7861
7862   /* Remove row from the combo box */
7863   model = gtk_combo_box_get_model (GTK_COMBO_BOX (impl->filter_combo));
7864   if (!gtk_tree_model_iter_nth_child  (model, &iter, NULL, filter_index))
7865     g_assert_not_reached ();
7866
7867   gtk_list_store_remove (GTK_LIST_STORE (model), &iter);
7868
7869   g_object_unref (filter);
7870
7871   if (!impl->filters)
7872     show_filters (impl, FALSE);
7873 }
7874
7875 static GSList *
7876 gtk_file_chooser_default_list_filters (GtkFileChooser *chooser)
7877 {
7878   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7879
7880   return g_slist_copy (impl->filters);
7881 }
7882
7883 /* Returns the position in the shortcuts tree where the nth specified shortcut would appear */
7884 static int
7885 shortcuts_get_pos_for_shortcut_folder (GtkFileChooserDefault *impl,
7886                                        int                    pos)
7887 {
7888   return pos + shortcuts_get_index (impl, SHORTCUTS_SHORTCUTS);
7889 }
7890
7891 struct AddShortcutData
7892 {
7893   GtkFileChooserDefault *impl;
7894   GFile *file;
7895 };
7896
7897 static void
7898 add_shortcut_get_info_cb (GCancellable *cancellable,
7899                           GFileInfo    *info,
7900                           const GError *error,
7901                           gpointer      user_data)
7902 {
7903   int pos;
7904   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7905   struct AddShortcutData *data = user_data;
7906
7907   if (!g_slist_find (data->impl->loading_shortcuts, cancellable))
7908     goto out;
7909
7910   data->impl->loading_shortcuts = g_slist_remove (data->impl->loading_shortcuts, cancellable);
7911
7912   if (cancelled || error || (! _gtk_file_info_consider_as_directory (info)))
7913     goto out;
7914
7915   pos = shortcuts_get_pos_for_shortcut_folder (data->impl, data->impl->num_shortcuts);
7916
7917   shortcuts_insert_file (data->impl, pos, SHORTCUT_TYPE_FILE, NULL, data->file, NULL, FALSE, SHORTCUTS_SHORTCUTS);
7918
7919 out:
7920   g_object_unref (data->impl);
7921   g_object_unref (data->file);
7922   g_free (data);
7923
7924   g_object_unref (cancellable);
7925 }
7926
7927 static gboolean
7928 gtk_file_chooser_default_add_shortcut_folder (GtkFileChooser  *chooser,
7929                                               GFile           *file,
7930                                               GError         **error)
7931 {
7932   GCancellable *cancellable;
7933   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7934   struct AddShortcutData *data;
7935   GSList *l;
7936   int pos;
7937
7938   /* Avoid adding duplicates */
7939   pos = shortcut_find_position (impl, file);
7940   if (pos >= 0 && pos < shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR))
7941     {
7942       gchar *uri;
7943
7944       uri = g_file_get_uri (file);
7945       /* translators, "Shortcut" means "Bookmark" here */
7946       g_set_error (error,
7947                    GTK_FILE_CHOOSER_ERROR,
7948                    GTK_FILE_CHOOSER_ERROR_ALREADY_EXISTS,
7949                    _("Shortcut %s already exists"),
7950                    uri);
7951       g_free (uri);
7952
7953       return FALSE;
7954     }
7955
7956   for (l = impl->loading_shortcuts; l; l = l->next)
7957     {
7958       GCancellable *c = l->data;
7959       GFile *f;
7960
7961       f = g_object_get_data (G_OBJECT (c), "add-shortcut-path-key");
7962       if (f && g_file_equal (file, f))
7963         {
7964           gchar *uri;
7965
7966           uri = g_file_get_uri (file);
7967           g_set_error (error,
7968                        GTK_FILE_CHOOSER_ERROR,
7969                        GTK_FILE_CHOOSER_ERROR_ALREADY_EXISTS,
7970                        _("Shortcut %s already exists"),
7971                        uri);
7972           g_free (uri);
7973
7974           return FALSE;
7975         }
7976     }
7977
7978   data = g_new0 (struct AddShortcutData, 1);
7979   data->impl = g_object_ref (impl);
7980   data->file = g_object_ref (file);
7981
7982   cancellable = _gtk_file_system_get_info (impl->file_system, file,
7983                                            "standard::type",
7984                                            add_shortcut_get_info_cb, data);
7985
7986   if (!cancellable)
7987     return FALSE;
7988
7989   impl->loading_shortcuts = g_slist_append (impl->loading_shortcuts, cancellable);
7990   g_object_set_data (G_OBJECT (cancellable), "add-shortcut-path-key", data->file);
7991
7992   return TRUE;
7993 }
7994
7995 static gboolean
7996 gtk_file_chooser_default_remove_shortcut_folder (GtkFileChooser  *chooser,
7997                                                  GFile           *file,
7998                                                  GError         **error)
7999 {
8000   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
8001   int pos;
8002   GtkTreeIter iter;
8003   GSList *l;
8004   char *uri;
8005   int i;
8006
8007   for (l = impl->loading_shortcuts; l; l = l->next)
8008     {
8009       GCancellable *c = l->data;
8010       GFile *f;
8011
8012       f = g_object_get_data (G_OBJECT (c), "add-shortcut-path-key");
8013       if (f && g_file_equal (file, f))
8014         {
8015           impl->loading_shortcuts = g_slist_remove (impl->loading_shortcuts, c);
8016           g_cancellable_cancel (c);
8017           return TRUE;
8018         }
8019     }
8020
8021   if (impl->num_shortcuts == 0)
8022     goto out;
8023
8024   pos = shortcuts_get_pos_for_shortcut_folder (impl, 0);
8025   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
8026     g_assert_not_reached ();
8027
8028   for (i = 0; i < impl->num_shortcuts; i++)
8029     {
8030       gpointer col_data;
8031       ShortcutType shortcut_type;
8032       GFile *shortcut;
8033
8034       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
8035                           SHORTCUTS_COL_DATA, &col_data,
8036                           SHORTCUTS_COL_TYPE, &shortcut_type,
8037                           -1);
8038       g_assert (col_data != NULL);
8039       g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
8040
8041       shortcut = col_data;
8042       if (g_file_equal (shortcut, file))
8043         {
8044           shortcuts_remove_rows (impl, pos + i, 1);
8045           impl->num_shortcuts--;
8046           return TRUE;
8047         }
8048
8049       if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
8050         g_assert_not_reached ();
8051     }
8052
8053  out:
8054
8055   uri = g_file_get_uri (file);
8056   /* translators, "Shortcut" means "Bookmark" here */
8057   g_set_error (error,
8058                GTK_FILE_CHOOSER_ERROR,
8059                GTK_FILE_CHOOSER_ERROR_NONEXISTENT,
8060                _("Shortcut %s does not exist"),
8061                uri);
8062   g_free (uri);
8063
8064   return FALSE;
8065 }
8066
8067 static GSList *
8068 gtk_file_chooser_default_list_shortcut_folders (GtkFileChooser *chooser)
8069 {
8070   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
8071   int pos;
8072   GtkTreeIter iter;
8073   int i;
8074   GSList *list;
8075
8076   if (impl->num_shortcuts == 0)
8077     return NULL;
8078
8079   pos = shortcuts_get_pos_for_shortcut_folder (impl, 0);
8080   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
8081     g_assert_not_reached ();
8082
8083   list = NULL;
8084
8085   for (i = 0; i < impl->num_shortcuts; i++)
8086     {
8087       gpointer col_data;
8088       ShortcutType shortcut_type;
8089       GFile *shortcut;
8090
8091       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
8092                           SHORTCUTS_COL_DATA, &col_data,
8093                           SHORTCUTS_COL_TYPE, &shortcut_type,
8094                           -1);
8095       g_assert (col_data != NULL);
8096       g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
8097
8098       shortcut = col_data;
8099       list = g_slist_prepend (list, g_object_ref (shortcut));
8100
8101       if (i != impl->num_shortcuts - 1)
8102         {
8103           if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
8104             g_assert_not_reached ();
8105         }
8106     }
8107
8108   return g_slist_reverse (list);
8109 }
8110
8111 /* Guesses a size based upon font sizes */
8112 static void
8113 find_good_size_from_style (GtkWidget *widget,
8114                            gint      *width,
8115                            gint      *height)
8116 {
8117   GtkStyleContext *context;
8118   GtkStateFlags state;
8119   int font_size;
8120   GdkScreen *screen;
8121   double resolution;
8122
8123   context = gtk_widget_get_style_context (widget);
8124   state = gtk_widget_get_state_flags (widget);
8125
8126   screen = gtk_widget_get_screen (widget);
8127   if (screen)
8128     {
8129       resolution = gdk_screen_get_resolution (screen);
8130       if (resolution < 0.0) /* will be -1 if the resolution is not defined in the GdkScreen */
8131         resolution = 96.0;
8132     }
8133   else
8134     resolution = 96.0; /* wheeee */
8135
8136   font_size = pango_font_description_get_size (gtk_style_context_get_font (context, state));
8137   font_size = PANGO_PIXELS (font_size) * resolution / 72.0;
8138
8139   *width = font_size * NUM_CHARS;
8140   *height = font_size * NUM_LINES;
8141 }
8142
8143 static void
8144 gtk_file_chooser_default_get_default_size (GtkFileChooserEmbed *chooser_embed,
8145                                            gint                *default_width,
8146                                            gint                *default_height)
8147 {
8148   GtkFileChooserDefault *impl;
8149   GtkRequisition req;
8150   int x, y, width, height;
8151
8152   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
8153
8154   settings_ensure (impl);
8155
8156   g_settings_get (impl->settings, SETTINGS_KEY_WINDOW_POSITION, "(ii)", &x, &y);
8157   g_settings_get (impl->settings, SETTINGS_KEY_WINDOW_SIZE, "(ii)", &width, &height);
8158
8159   if (x >= 0 && y >= 0 && width > 0 && height > 0)
8160     {
8161       *default_width = width;
8162       *default_height = height;
8163       return;
8164     }
8165
8166   find_good_size_from_style (GTK_WIDGET (chooser_embed), default_width, default_height);
8167
8168   if (impl->preview_widget_active &&
8169       impl->preview_widget &&
8170       gtk_widget_get_visible (impl->preview_widget))
8171     {
8172       gtk_widget_get_preferred_size (impl->preview_box,
8173                                      &req, NULL);
8174       *default_width += PREVIEW_HBOX_SPACING + req.width;
8175     }
8176
8177   if (impl->extra_widget &&
8178       gtk_widget_get_visible (impl->extra_widget))
8179     {
8180       gtk_widget_get_preferred_size (impl->extra_align,
8181                                      &req, NULL);
8182       *default_height += gtk_box_get_spacing (GTK_BOX (chooser_embed)) + req.height;
8183     }
8184 }
8185
8186 struct switch_folder_closure {
8187   GtkFileChooserDefault *impl;
8188   GFile *file;
8189   int num_selected;
8190 };
8191
8192 /* Used from gtk_tree_selection_selected_foreach() in switch_to_selected_folder() */
8193 static void
8194 switch_folder_foreach_cb (GtkTreeModel      *model,
8195                           GtkTreePath       *path,
8196                           GtkTreeIter       *iter,
8197                           gpointer           data)
8198 {
8199   struct switch_folder_closure *closure;
8200
8201   closure = data;
8202
8203   closure->file = _gtk_file_system_model_get_file (closure->impl->browse_files_model, iter);
8204   closure->num_selected++;
8205 }
8206
8207 /* Changes to the selected folder in the list view */
8208 static void
8209 switch_to_selected_folder (GtkFileChooserDefault *impl)
8210 {
8211   GtkTreeSelection *selection;
8212   struct switch_folder_closure closure;
8213
8214   /* We do this with foreach() rather than get_selected() as we may be in
8215    * multiple selection mode
8216    */
8217
8218   closure.impl = impl;
8219   closure.file = NULL;
8220   closure.num_selected = 0;
8221
8222   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
8223   gtk_tree_selection_selected_foreach (selection, switch_folder_foreach_cb, &closure);
8224
8225   g_assert (closure.file && closure.num_selected == 1);
8226
8227   change_folder_and_display_error (impl, closure.file, FALSE);
8228 }
8229
8230 /* Gets the GFileInfo for the selected row in the file list; assumes single
8231  * selection mode.
8232  */
8233 static GFileInfo *
8234 get_selected_file_info_from_file_list (GtkFileChooserDefault *impl,
8235                                        gboolean              *had_selection)
8236 {
8237   GtkTreeSelection *selection;
8238   GtkTreeIter iter;
8239   GFileInfo *info;
8240
8241   g_assert (!impl->select_multiple);
8242   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
8243   if (!gtk_tree_selection_get_selected (selection, NULL, &iter))
8244     {
8245       *had_selection = FALSE;
8246       return NULL;
8247     }
8248
8249   *had_selection = TRUE;
8250
8251   info = _gtk_file_system_model_get_info (impl->browse_files_model, &iter);
8252   return info;
8253 }
8254
8255 /* Gets the display name of the selected file in the file list; assumes single
8256  * selection mode and that something is selected.
8257  */
8258 static const gchar *
8259 get_display_name_from_file_list (GtkFileChooserDefault *impl)
8260 {
8261   GFileInfo *info;
8262   gboolean had_selection;
8263
8264   info = get_selected_file_info_from_file_list (impl, &had_selection);
8265   g_assert (had_selection);
8266   g_assert (info != NULL);
8267
8268   return g_file_info_get_display_name (info);
8269 }
8270
8271 static void
8272 add_custom_button_to_dialog (GtkDialog   *dialog,
8273                              const gchar *mnemonic_label,
8274                              const gchar *stock_id,
8275                              gint         response_id)
8276 {
8277   GtkWidget *button;
8278
8279   button = gtk_button_new_with_mnemonic (mnemonic_label);
8280   gtk_widget_set_can_default (button, TRUE);
8281   gtk_button_set_image (GTK_BUTTON (button),
8282                         gtk_image_new_from_stock (stock_id, GTK_ICON_SIZE_BUTTON));
8283   gtk_widget_show (button);
8284
8285   gtk_dialog_add_action_widget (GTK_DIALOG (dialog), button, response_id);
8286 }
8287
8288 /* Presents an overwrite confirmation dialog; returns whether we should accept
8289  * the filename.
8290  */
8291 static gboolean
8292 confirm_dialog_should_accept_filename (GtkFileChooserDefault *impl,
8293                                        const gchar           *file_part,
8294                                        const gchar           *folder_display_name)
8295 {
8296   GtkWindow *toplevel;
8297   GtkWidget *dialog;
8298   int response;
8299
8300   toplevel = get_toplevel (GTK_WIDGET (impl));
8301
8302   dialog = gtk_message_dialog_new (toplevel,
8303                                    GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
8304                                    GTK_MESSAGE_QUESTION,
8305                                    GTK_BUTTONS_NONE,
8306                                    _("A file named \"%s\" already exists.  Do you want to replace it?"),
8307                                    file_part);
8308   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
8309                                             _("The file already exists in \"%s\".  Replacing it will "
8310                                               "overwrite its contents."),
8311                                             folder_display_name);
8312
8313   gtk_dialog_add_button (GTK_DIALOG (dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
8314   add_custom_button_to_dialog (GTK_DIALOG (dialog), _("_Replace"),
8315                                GTK_STOCK_SAVE_AS, GTK_RESPONSE_ACCEPT);
8316   gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
8317                                            GTK_RESPONSE_ACCEPT,
8318                                            GTK_RESPONSE_CANCEL,
8319                                            -1);
8320   gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_ACCEPT);
8321
8322   if (gtk_window_has_group (toplevel))
8323     gtk_window_group_add_window (gtk_window_get_group (toplevel),
8324                                  GTK_WINDOW (dialog));
8325
8326   response = gtk_dialog_run (GTK_DIALOG (dialog));
8327
8328   gtk_widget_destroy (dialog);
8329
8330   return (response == GTK_RESPONSE_ACCEPT);
8331 }
8332
8333 struct GetDisplayNameData
8334 {
8335   GtkFileChooserDefault *impl;
8336   gchar *file_part;
8337 };
8338
8339 /* Every time we request a response explicitly, we need to save the selection to the recently-used list,
8340  * as requesting a response means, "the dialog is confirmed".
8341  */
8342 static void
8343 request_response_and_add_to_recent_list (GtkFileChooserDefault *impl)
8344 {
8345   g_signal_emit_by_name (impl, "response-requested");
8346   add_selection_to_recent_list (impl);
8347 }
8348
8349 static void
8350 confirmation_confirm_get_info_cb (GCancellable *cancellable,
8351                                   GFileInfo    *info,
8352                                   const GError *error,
8353                                   gpointer      user_data)
8354 {
8355   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8356   gboolean should_respond = FALSE;
8357   struct GetDisplayNameData *data = user_data;
8358
8359   if (cancellable != data->impl->should_respond_get_info_cancellable)
8360     goto out;
8361
8362   data->impl->should_respond_get_info_cancellable = NULL;
8363
8364   if (cancelled)
8365     goto out;
8366
8367   if (error)
8368     /* Huh?  Did the folder disappear?  Let the caller deal with it */
8369     should_respond = TRUE;
8370   else
8371     should_respond = confirm_dialog_should_accept_filename (data->impl, data->file_part, g_file_info_get_display_name (info));
8372
8373   set_busy_cursor (data->impl, FALSE);
8374   if (should_respond)
8375     request_response_and_add_to_recent_list (data->impl);
8376
8377 out:
8378   g_object_unref (data->impl);
8379   g_free (data->file_part);
8380   g_free (data);
8381
8382   g_object_unref (cancellable);
8383 }
8384
8385 /* Does overwrite confirmation if appropriate, and returns whether the dialog
8386  * should respond.  Can get the file part from the file list or the save entry.
8387  */
8388 static gboolean
8389 should_respond_after_confirm_overwrite (GtkFileChooserDefault *impl,
8390                                         const gchar           *file_part,
8391                                         GFile                 *parent_file)
8392 {
8393   GtkFileChooserConfirmation conf;
8394
8395   if (!impl->do_overwrite_confirmation)
8396     return TRUE;
8397
8398   conf = GTK_FILE_CHOOSER_CONFIRMATION_CONFIRM;
8399
8400   g_signal_emit_by_name (impl, "confirm-overwrite", &conf);
8401
8402   switch (conf)
8403     {
8404     case GTK_FILE_CHOOSER_CONFIRMATION_CONFIRM:
8405       {
8406         struct GetDisplayNameData *data;
8407
8408         g_assert (file_part != NULL);
8409
8410         data = g_new0 (struct GetDisplayNameData, 1);
8411         data->impl = g_object_ref (impl);
8412         data->file_part = g_strdup (file_part);
8413
8414         if (impl->should_respond_get_info_cancellable)
8415           g_cancellable_cancel (impl->should_respond_get_info_cancellable);
8416
8417         impl->should_respond_get_info_cancellable =
8418           _gtk_file_system_get_info (impl->file_system, parent_file,
8419                                      "standard::display-name",
8420                                      confirmation_confirm_get_info_cb,
8421                                      data);
8422         set_busy_cursor (data->impl, TRUE);
8423         return FALSE;
8424       }
8425
8426     case GTK_FILE_CHOOSER_CONFIRMATION_ACCEPT_FILENAME:
8427       return TRUE;
8428
8429     case GTK_FILE_CHOOSER_CONFIRMATION_SELECT_AGAIN:
8430       return FALSE;
8431
8432     default:
8433       g_assert_not_reached ();
8434       return FALSE;
8435     }
8436 }
8437
8438 struct FileExistsData
8439 {
8440   GtkFileChooserDefault *impl;
8441   gboolean file_exists_and_is_not_folder;
8442   GFile *parent_file;
8443   GFile *file;
8444 };
8445
8446 static void
8447 name_entry_get_parent_info_cb (GCancellable *cancellable,
8448                                GFileInfo    *info,
8449                                const GError *error,
8450                                gpointer      user_data)
8451 {
8452   gboolean parent_is_folder;
8453   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8454   struct FileExistsData *data = user_data;
8455
8456   if (cancellable != data->impl->should_respond_get_info_cancellable)
8457     goto out;
8458
8459   data->impl->should_respond_get_info_cancellable = NULL;
8460
8461   set_busy_cursor (data->impl, FALSE);
8462
8463   if (cancelled)
8464     goto out;
8465
8466   if (!info)
8467     parent_is_folder = FALSE;
8468   else
8469     parent_is_folder = _gtk_file_info_consider_as_directory (info);
8470
8471   if (parent_is_folder)
8472     {
8473       if (data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
8474         {
8475           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) */
8476         }
8477       else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8478         {
8479           if (data->file_exists_and_is_not_folder)
8480             {
8481               gboolean retval;
8482               char *file_part;
8483
8484               /* Dup the string because the string may be modified
8485                * depending on what clients do in the confirm-overwrite
8486                * signal and this corrupts the pointer
8487                */
8488               file_part = g_strdup (_gtk_file_chooser_entry_get_file_part (GTK_FILE_CHOOSER_ENTRY (data->impl->location_entry)));
8489               retval = should_respond_after_confirm_overwrite (data->impl, file_part, data->parent_file);
8490               g_free (file_part);
8491
8492               if (retval)
8493                 request_response_and_add_to_recent_list (data->impl);
8494             }
8495           else
8496             request_response_and_add_to_recent_list (data->impl);
8497         }
8498       else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER
8499                || data->impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8500         {
8501           GError *mkdir_error = NULL;
8502
8503           /* In both cases (SELECT_FOLDER and CREATE_FOLDER), if you type
8504            * "/blah/nonexistent" you *will* want a folder created.
8505            */
8506
8507           set_busy_cursor (data->impl, TRUE);
8508           g_file_make_directory (data->file, NULL, &mkdir_error);
8509           set_busy_cursor (data->impl, FALSE);
8510
8511           if (!mkdir_error)
8512             request_response_and_add_to_recent_list (data->impl);
8513           else
8514             error_creating_folder_dialog (data->impl, data->file, mkdir_error);
8515         }
8516       else
8517         g_assert_not_reached ();
8518     }
8519   else
8520     {
8521       if (info)
8522         {
8523           /* The parent exists, but it's not a folder!  Someone probably typed existing_file.txt/subfile.txt */
8524           error_with_file_under_nonfolder (data->impl, data->parent_file);
8525         }
8526       else
8527         {
8528           GError *error_copy;
8529
8530           /* The parent folder is not readable for some reason */
8531
8532           error_copy = g_error_copy (error);
8533           error_changing_folder_dialog (data->impl, data->parent_file, error_copy);
8534         }
8535     }
8536
8537 out:
8538   g_object_unref (data->impl);
8539   g_object_unref (data->file);
8540   g_object_unref (data->parent_file);
8541   g_free (data);
8542
8543   g_object_unref (cancellable);
8544 }
8545
8546 static void
8547 file_exists_get_info_cb (GCancellable *cancellable,
8548                          GFileInfo    *info,
8549                          const GError *error,
8550                          gpointer      user_data)
8551 {
8552   gboolean data_ownership_taken = FALSE;
8553   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8554   gboolean file_exists;
8555   gboolean is_folder;
8556   gboolean needs_parent_check = FALSE;
8557   struct FileExistsData *data = user_data;
8558
8559   if (cancellable != data->impl->file_exists_get_info_cancellable)
8560     goto out;
8561
8562   data->impl->file_exists_get_info_cancellable = NULL;
8563
8564   set_busy_cursor (data->impl, FALSE);
8565
8566   if (cancelled)
8567     goto out;
8568
8569   file_exists = (info != NULL);
8570   is_folder = (file_exists && _gtk_file_info_consider_as_directory (info));
8571
8572   if (data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
8573     {
8574       if (is_folder)
8575         change_folder_and_display_error (data->impl, data->file, TRUE);
8576       else
8577         {
8578           if (file_exists)
8579             request_response_and_add_to_recent_list (data->impl); /* user typed an existing filename; we are done */
8580           else
8581             needs_parent_check = TRUE; /* file doesn't exist; see if its parent exists */
8582         }
8583     }
8584   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8585     {
8586       if (file_exists && !is_folder)
8587         {
8588           /* Oops, the user typed the name of an existing path which is not
8589            * a folder
8590            */
8591           error_creating_folder_over_existing_file_dialog (data->impl, data->file,
8592                                                            g_error_copy (error));
8593         }
8594       else
8595         {
8596           needs_parent_check = TRUE;
8597         }
8598     }
8599   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8600     {
8601       if (!file_exists)
8602         {
8603           needs_parent_check = TRUE;
8604         }
8605       else
8606         {
8607           if (is_folder)
8608             {
8609               /* User typed a folder; we are done */
8610               request_response_and_add_to_recent_list (data->impl);
8611             }
8612           else
8613             error_selecting_folder_over_existing_file_dialog (data->impl, data->file);
8614         }
8615     }
8616   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8617     {
8618       if (is_folder)
8619         change_folder_and_display_error (data->impl, data->file, TRUE);
8620       else
8621         needs_parent_check = TRUE;
8622     }
8623   else
8624     {
8625       g_assert_not_reached();
8626     }
8627
8628   if (needs_parent_check) {
8629     /* check that everything up to the last path component exists (i.e. the parent) */
8630
8631     data->file_exists_and_is_not_folder = file_exists && !is_folder;
8632     data_ownership_taken = TRUE;
8633
8634     if (data->impl->should_respond_get_info_cancellable)
8635       g_cancellable_cancel (data->impl->should_respond_get_info_cancellable);
8636
8637       data->impl->should_respond_get_info_cancellable =
8638         _gtk_file_system_get_info (data->impl->file_system,
8639                                    data->parent_file,
8640                                    "standard::type",
8641                                    name_entry_get_parent_info_cb,
8642                                    data);
8643       set_busy_cursor (data->impl, TRUE);
8644     }
8645
8646 out:
8647   if (!data_ownership_taken)
8648     {
8649       g_object_unref (data->impl);
8650       g_object_unref (data->file);
8651       g_object_unref (data->parent_file);
8652       g_free (data);
8653     }
8654
8655   g_object_unref (cancellable);
8656 }
8657
8658 static void
8659 paste_text_received (GtkClipboard          *clipboard,
8660                      const gchar           *text,
8661                      GtkFileChooserDefault *impl)
8662 {
8663   GFile *file;
8664
8665   if (!text)
8666     return;
8667
8668   file = g_file_new_for_uri (text);
8669
8670   if (!gtk_file_chooser_default_select_file (GTK_FILE_CHOOSER (impl), file, NULL))
8671     location_popup_handler (impl, text);
8672
8673   g_object_unref (file);
8674 }
8675
8676 /* Handler for the "location-popup-on-paste" keybinding signal */
8677 static void
8678 location_popup_on_paste_handler (GtkFileChooserDefault *impl)
8679 {
8680   GtkClipboard *clipboard = gtk_widget_get_clipboard (GTK_WIDGET (impl),
8681                                                       GDK_SELECTION_CLIPBOARD);
8682   gtk_clipboard_request_text (clipboard,
8683                               (GtkClipboardTextReceivedFunc) paste_text_received,
8684                               impl);
8685 }
8686
8687 /* Implementation for GtkFileChooserEmbed::should_respond() */
8688 static void
8689 add_selection_to_recent_list (GtkFileChooserDefault *impl)
8690 {
8691   GSList *files;
8692   GSList *l;
8693
8694   files = gtk_file_chooser_default_get_files (GTK_FILE_CHOOSER (impl));
8695
8696   for (l = files; l; l = l->next)
8697     {
8698       GFile *file = l->data;
8699       char *uri;
8700
8701       uri = g_file_get_uri (file);
8702       if (uri)
8703         {
8704           gtk_recent_manager_add_item (impl->recent_manager, uri);
8705           g_free (uri);
8706         }
8707     }
8708
8709   g_slist_foreach (files, (GFunc) g_object_unref, NULL);
8710   g_slist_free (files);
8711 }
8712
8713 static gboolean
8714 gtk_file_chooser_default_should_respond (GtkFileChooserEmbed *chooser_embed)
8715 {
8716   GtkFileChooserDefault *impl;
8717   GtkWidget *toplevel;
8718   GtkWidget *current_focus;
8719   gboolean retval;
8720
8721   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
8722
8723   toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
8724   g_assert (GTK_IS_WINDOW (toplevel));
8725
8726   retval = FALSE;
8727
8728   current_focus = gtk_window_get_focus (GTK_WINDOW (toplevel));
8729
8730   if (current_focus == impl->browse_files_tree_view)
8731     {
8732       /* The following array encodes what we do based on the impl->action and the
8733        * number of files selected.
8734        */
8735       typedef enum {
8736         NOOP,                   /* Do nothing (don't respond) */
8737         RESPOND,                /* Respond immediately */
8738         RESPOND_OR_SWITCH,      /* Respond immediately if the selected item is a file; switch to it if it is a folder */
8739         ALL_FILES,              /* Respond only if everything selected is a file */
8740         ALL_FOLDERS,            /* Respond only if everything selected is a folder */
8741         SAVE_ENTRY,             /* Go to the code for handling the save entry */
8742         NOT_REACHED             /* Sanity check */
8743       } ActionToTake;
8744       static const ActionToTake what_to_do[4][3] = {
8745         /*                                0 selected            1 selected              many selected */
8746         /* ACTION_OPEN */               { NOOP,                 RESPOND_OR_SWITCH,      ALL_FILES   },
8747         /* ACTION_SAVE */               { SAVE_ENTRY,           RESPOND_OR_SWITCH,      NOT_REACHED },
8748         /* ACTION_SELECT_FOLDER */      { RESPOND,              ALL_FOLDERS,            ALL_FOLDERS },
8749         /* ACTION_CREATE_FOLDER */      { SAVE_ENTRY,           ALL_FOLDERS,            NOT_REACHED }
8750       };
8751
8752       int num_selected;
8753       gboolean all_files, all_folders;
8754       int k;
8755       ActionToTake action;
8756
8757     file_list:
8758
8759       g_assert (impl->action >= GTK_FILE_CHOOSER_ACTION_OPEN && impl->action <= GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER);
8760
8761       if (impl->operation_mode == OPERATION_MODE_SEARCH)
8762         {
8763           retval = search_should_respond (impl);
8764           goto out;
8765         }
8766
8767       if (impl->operation_mode == OPERATION_MODE_RECENT)
8768         {
8769           if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8770             goto save_entry;
8771           else
8772             {
8773               retval = recent_should_respond (impl);
8774               goto out;
8775             }
8776         }
8777
8778       selection_check (impl, &num_selected, &all_files, &all_folders);
8779
8780       if (num_selected > 2)
8781         k = 2;
8782       else
8783         k = num_selected;
8784
8785       action = what_to_do [impl->action] [k];
8786
8787       switch (action)
8788         {
8789         case NOOP:
8790           return FALSE;
8791
8792         case RESPOND:
8793           retval = TRUE;
8794           goto out;
8795
8796         case RESPOND_OR_SWITCH:
8797           g_assert (num_selected == 1);
8798
8799           if (all_folders)
8800             {
8801               switch_to_selected_folder (impl);
8802               return FALSE;
8803             }
8804           else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8805             {
8806               retval = should_respond_after_confirm_overwrite (impl,
8807                                                                get_display_name_from_file_list (impl),
8808                                                                impl->current_folder);
8809               goto out;
8810             }
8811           else
8812             {
8813               retval = TRUE;
8814               goto out;
8815             }
8816
8817         case ALL_FILES:
8818           retval = all_files;
8819           goto out;
8820
8821         case ALL_FOLDERS:
8822           retval = all_folders;
8823           goto out;
8824
8825         case SAVE_ENTRY:
8826           goto save_entry;
8827
8828         default:
8829           g_assert_not_reached ();
8830         }
8831     }
8832   else if ((impl->location_entry != NULL) && (current_focus == impl->location_entry))
8833     {
8834       GFile *file;
8835       gboolean is_well_formed, is_empty, is_file_part_empty;
8836       gboolean is_folder;
8837       GtkFileChooserEntry *entry;
8838       GError *error;
8839
8840     save_entry:
8841
8842       g_assert (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8843                 || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
8844                 || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
8845                      || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8846                     && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY));
8847
8848       entry = GTK_FILE_CHOOSER_ENTRY (impl->location_entry);
8849       check_save_entry (impl, &file, &is_well_formed, &is_empty, &is_file_part_empty, &is_folder);
8850
8851       if (!is_well_formed)
8852         {
8853           if (!is_empty
8854               && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8855               && impl->operation_mode == OPERATION_MODE_RECENT)
8856             {
8857               path_bar_set_mode (impl, PATH_BAR_ERROR_NO_FOLDER);
8858 #if 0
8859               /* We'll #ifdef this out, as the fucking treeview selects its first row,
8860                * thus changing our assumption that no selection is present - setting
8861                * a selection causes the error message from path_bar_set_mode() to go away,
8862                * but we want the user to see that message!
8863                */
8864               gtk_widget_grab_focus (impl->browse_files_tree_view);
8865 #endif
8866             }
8867           /* FIXME: else show an "invalid filename" error as the pathbar mode? */
8868
8869           return FALSE;
8870         }
8871
8872       if (is_empty)
8873         {
8874           if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8875               || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8876             {
8877               path_bar_set_mode (impl, PATH_BAR_ERROR_NO_FILENAME);
8878               gtk_widget_grab_focus (impl->location_entry);
8879               return FALSE;
8880             }
8881
8882           goto file_list;
8883         }
8884
8885       g_assert (file != NULL);
8886
8887       error = NULL;
8888       if (is_folder)
8889         {
8890           if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
8891               impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8892             {
8893               change_folder_and_display_error (impl, file, TRUE);
8894             }
8895           else if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
8896                    impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8897             {
8898               /* The folder already exists, so we do not need to create it.
8899                * Just respond to terminate the dialog.
8900                */
8901               retval = TRUE;
8902             }
8903           else
8904             {
8905               g_assert_not_reached ();
8906             }
8907         }
8908       else
8909         {
8910           struct FileExistsData *data;
8911
8912           /* We need to check whether file exists and whether it is a folder -
8913            * the GtkFileChooserEntry *does* report is_folder==FALSE as a false
8914            * negative (it doesn't know yet if your last path component is a
8915            * folder).
8916            */
8917
8918           data = g_new0 (struct FileExistsData, 1);
8919           data->impl = g_object_ref (impl);
8920           data->file = g_object_ref (file);
8921           data->parent_file = g_object_ref (_gtk_file_chooser_entry_get_current_folder (entry));
8922
8923           if (impl->file_exists_get_info_cancellable)
8924             g_cancellable_cancel (impl->file_exists_get_info_cancellable);
8925
8926           impl->file_exists_get_info_cancellable =
8927             _gtk_file_system_get_info (impl->file_system, file,
8928                                        "standard::type",
8929                                        file_exists_get_info_cb,
8930                                        data);
8931
8932           set_busy_cursor (impl, TRUE);
8933
8934           if (error != NULL)
8935             g_error_free (error);
8936         }
8937
8938       g_object_unref (file);
8939     }
8940   else if (impl->toplevel_last_focus_widget == impl->browse_files_tree_view)
8941     {
8942       /* The focus is on a dialog's action area button, *and* the widget that
8943        * was focused immediately before it is the file list.
8944        */
8945       goto file_list;
8946     }
8947   else if (impl->operation_mode == OPERATION_MODE_SEARCH && impl->toplevel_last_focus_widget == impl->search_entry)
8948     {
8949       search_entry_activate_cb (GTK_ENTRY (impl->search_entry), impl);
8950       return FALSE;
8951     }
8952   else if (impl->location_entry && impl->toplevel_last_focus_widget == impl->location_entry)
8953     {
8954       /* The focus is on a dialog's action area button, *and* the widget that
8955        * was focused immediately before it is the location entry.
8956        */
8957       goto save_entry;
8958     }
8959   else
8960     /* The focus is on a dialog's action area button or something else */
8961     if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8962         || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8963       goto save_entry;
8964     else
8965       goto file_list;
8966
8967  out:
8968
8969   if (retval)
8970     add_selection_to_recent_list (impl);
8971
8972   return retval;
8973 }
8974
8975 /* Implementation for GtkFileChooserEmbed::initial_focus() */
8976 static void
8977 gtk_file_chooser_default_initial_focus (GtkFileChooserEmbed *chooser_embed)
8978 {
8979   GtkFileChooserDefault *impl;
8980   GtkWidget *widget;
8981
8982   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
8983
8984   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
8985       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8986     {
8987       if (impl->location_mode == LOCATION_MODE_PATH_BAR)
8988         widget = impl->browse_files_tree_view;
8989       else
8990         widget = impl->location_entry;
8991     }
8992   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
8993            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8994     widget = impl->location_entry;
8995   else
8996     {
8997       g_assert_not_reached ();
8998       widget = NULL;
8999     }
9000
9001   g_assert (widget != NULL);
9002   gtk_widget_grab_focus (widget);
9003 }
9004
9005 /* Callback used from gtk_tree_selection_selected_foreach(); gets the selected GFiles */
9006 static void
9007 search_selected_foreach_get_file_cb (GtkTreeModel *model,
9008                                      GtkTreePath  *path,
9009                                      GtkTreeIter  *iter,
9010                                      gpointer      data)
9011 {
9012   GSList **list;
9013   GFile *file;
9014
9015   list = data;
9016
9017   gtk_tree_model_get (model, iter, MODEL_COL_FILE, &file, -1);
9018   *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 */
9019 }
9020
9021 /* Constructs a list of the selected paths in search mode */
9022 static GSList *
9023 search_get_selected_files (GtkFileChooserDefault *impl)
9024 {
9025   GSList *result;
9026   GtkTreeSelection *selection;
9027
9028   result = NULL;
9029
9030   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9031   gtk_tree_selection_selected_foreach (selection, search_selected_foreach_get_file_cb, &result);
9032   result = g_slist_reverse (result);
9033
9034   return result;
9035 }
9036
9037 /* Called from ::should_respond().  We return whether there are selected files
9038  * in the search list.
9039  */
9040 static gboolean
9041 search_should_respond (GtkFileChooserDefault *impl)
9042 {
9043   GtkTreeSelection *selection;
9044
9045   g_assert (impl->operation_mode == OPERATION_MODE_SEARCH);
9046
9047   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9048   return (gtk_tree_selection_count_selected_rows (selection) != 0);
9049 }
9050
9051 /* Adds one hit from the search engine to the search_model */
9052 static void
9053 search_add_hit (GtkFileChooserDefault *impl,
9054                 gchar                 *uri)
9055 {
9056   GFile *file;
9057
9058   file = g_file_new_for_uri (uri);
9059   if (!file)
9060     return;
9061
9062   if (!g_file_is_native (file))
9063     {
9064       g_object_unref (file);
9065       return;
9066     }
9067
9068   _gtk_file_system_model_add_and_query_file (impl->search_model,
9069                                              file,
9070                                              MODEL_ATTRIBUTES);
9071
9072   g_object_unref (file);
9073 }
9074
9075 /* Callback used from GtkSearchEngine when we get new hits */
9076 static void
9077 search_engine_hits_added_cb (GtkSearchEngine *engine,
9078                              GList           *hits,
9079                              gpointer         data)
9080 {
9081   GtkFileChooserDefault *impl;
9082   GList *l;
9083
9084   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9085
9086   for (l = hits; l; l = l->next)
9087     search_add_hit (impl, (gchar*)l->data);
9088 }
9089
9090 /* Callback used from GtkSearchEngine when the query is done running */
9091 static void
9092 search_engine_finished_cb (GtkSearchEngine *engine,
9093                            gpointer         data)
9094 {
9095   GtkFileChooserDefault *impl;
9096
9097   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9098
9099 #if 0
9100   /* EB: setting the model here will avoid loads of row events,
9101    * but it'll make the search look like blocked.
9102    */
9103   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9104                            GTK_TREE_MODEL (impl->search_model));
9105   file_list_set_sort_column_ids (impl);
9106 #endif
9107
9108   /* FMQ: if search was empty, say that we got no hits */
9109   set_busy_cursor (impl, FALSE);
9110 }
9111
9112 /* Displays a generic error when we cannot create a GtkSearchEngine.
9113  * It would be better if _gtk_search_engine_new() gave us a GError
9114  * with a better message, but it doesn't do that right now.
9115  */
9116 static void
9117 search_error_could_not_create_client (GtkFileChooserDefault *impl)
9118 {
9119   error_message (impl,
9120                  _("Could not start the search process"),
9121                  _("The program was not able to create a connection to the indexer "
9122                    "daemon.  Please make sure it is running."));
9123 }
9124
9125 static void
9126 search_engine_error_cb (GtkSearchEngine *engine,
9127                         const gchar     *message,
9128                         gpointer         data)
9129 {
9130   GtkFileChooserDefault *impl;
9131
9132   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9133
9134   search_stop_searching (impl, TRUE);
9135   error_message (impl, _("Could not send the search request"), message);
9136
9137   set_busy_cursor (impl, FALSE);
9138 }
9139
9140 /* Frees the data in the search_model */
9141 static void
9142 search_clear_model (GtkFileChooserDefault *impl,
9143                     gboolean               remove_from_treeview)
9144 {
9145   if (!impl->search_model)
9146     return;
9147
9148   g_object_unref (impl->search_model);
9149   impl->search_model = NULL;
9150
9151   if (remove_from_treeview)
9152     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
9153 }
9154
9155 /* Stops any ongoing searches; does not touch the search_model */
9156 static void
9157 search_stop_searching (GtkFileChooserDefault *impl,
9158                        gboolean               remove_query)
9159 {
9160   if (remove_query && impl->search_query)
9161     {
9162       g_object_unref (impl->search_query);
9163       impl->search_query = NULL;
9164     }
9165
9166   if (impl->search_engine)
9167     {
9168       _gtk_search_engine_stop (impl->search_engine);
9169
9170       g_object_unref (impl->search_engine);
9171       impl->search_engine = NULL;
9172     }
9173 }
9174
9175 /* Creates the search_model and puts it in the tree view */
9176 static void
9177 search_setup_model (GtkFileChooserDefault *impl)
9178 {
9179   g_assert (impl->search_model == NULL);
9180
9181   impl->search_model = _gtk_file_system_model_new (file_system_model_set,
9182                                                    impl,
9183                                                    MODEL_COLUMN_TYPES);
9184
9185   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9186                                    MODEL_COL_NAME,
9187                                    name_sort_func,
9188                                    impl, NULL);
9189   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9190                                    MODEL_COL_MTIME,
9191                                    mtime_sort_func,
9192                                    impl, NULL);
9193   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9194                                    MODEL_COL_SIZE,
9195                                    size_sort_func,
9196                                    impl, NULL);
9197   set_sort_column (impl);
9198
9199   /* EB: setting the model here will make the hits list update feel
9200    * more "alive" than setting the model at the end of the search
9201    * run
9202    */
9203   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9204                            GTK_TREE_MODEL (impl->search_model));
9205   file_list_set_sort_column_ids (impl);
9206 }
9207
9208 /* Creates a new query with the specified text and launches it */
9209 static void
9210 search_start_query (GtkFileChooserDefault *impl,
9211                     const gchar           *query_text)
9212 {
9213   search_stop_searching (impl, FALSE);
9214   search_clear_model (impl, TRUE);
9215   search_setup_model (impl);
9216   set_busy_cursor (impl, TRUE);
9217
9218   if (impl->search_engine == NULL)
9219     impl->search_engine = _gtk_search_engine_new ();
9220
9221   if (!impl->search_engine)
9222     {
9223       set_busy_cursor (impl, FALSE);
9224       search_error_could_not_create_client (impl); /* lame; we don't get an error code or anything */
9225       return;
9226     }
9227
9228   if (!impl->search_query)
9229     {
9230       impl->search_query = _gtk_query_new ();
9231       _gtk_query_set_text (impl->search_query, query_text);
9232     }
9233
9234   _gtk_search_engine_set_query (impl->search_engine, impl->search_query);
9235
9236   g_signal_connect (impl->search_engine, "hits-added",
9237                     G_CALLBACK (search_engine_hits_added_cb), impl);
9238   g_signal_connect (impl->search_engine, "finished",
9239                     G_CALLBACK (search_engine_finished_cb), impl);
9240   g_signal_connect (impl->search_engine, "error",
9241                     G_CALLBACK (search_engine_error_cb), impl);
9242
9243   _gtk_search_engine_start (impl->search_engine);
9244 }
9245
9246 /* Callback used when the user presses Enter while typing on the search
9247  * entry; starts the query
9248  */
9249 static void
9250 search_entry_activate_cb (GtkEntry *entry,
9251                           gpointer data)
9252 {
9253   GtkFileChooserDefault *impl;
9254   const char *text;
9255
9256   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9257
9258   text = gtk_entry_get_text (GTK_ENTRY (impl->search_entry));
9259   if (strlen (text) == 0)
9260     return;
9261
9262   /* reset any existing query object */
9263   if (impl->search_query)
9264     {
9265       g_object_unref (impl->search_query);
9266       impl->search_query = NULL;
9267     }
9268
9269   search_start_query (impl, text);
9270 }
9271
9272 static gboolean
9273 focus_entry_idle_cb (GtkFileChooserDefault *impl)
9274 {
9275   GDK_THREADS_ENTER ();
9276
9277   g_source_destroy (impl->focus_entry_idle);
9278   impl->focus_entry_idle = NULL;
9279
9280   if (impl->search_entry)
9281     gtk_widget_grab_focus (impl->search_entry);
9282
9283   GDK_THREADS_LEAVE ();
9284
9285   return FALSE;
9286 }
9287
9288 static void
9289 focus_search_entry_in_idle (GtkFileChooserDefault *impl)
9290 {
9291   /* bgo#634558 - When the user clicks on the Search entry in the shortcuts
9292    * pane, we get a selection-changed signal and we set up the search widgets.
9293    * However, gtk_tree_view_button_press() focuses the treeview *after* making
9294    * the change to the selection.  So, we need to re-focus the search entry
9295    * after the treeview has finished doing its work; we'll do that in an idle
9296    * handler.
9297    */
9298
9299   if (!impl->focus_entry_idle)
9300     impl->focus_entry_idle = add_idle_while_impl_is_alive (impl, G_CALLBACK (focus_entry_idle_cb));
9301 }
9302
9303 /* Hides the path bar and creates the search entry */
9304 static void
9305 search_setup_widgets (GtkFileChooserDefault *impl)
9306 {
9307   impl->search_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
9308
9309   path_bar_update (impl);
9310
9311   impl->search_entry = gtk_entry_new ();
9312   g_signal_connect (impl->search_entry, "activate",
9313                     G_CALLBACK (search_entry_activate_cb),
9314                     impl);
9315   gtk_box_pack_start (GTK_BOX (impl->search_hbox), impl->search_entry, TRUE, TRUE, 0);
9316
9317   /* if there already is a query, restart it */
9318   if (impl->search_query)
9319     {
9320       gchar *query = _gtk_query_get_text (impl->search_query);
9321
9322       if (query)
9323         {
9324           gtk_entry_set_text (GTK_ENTRY (impl->search_entry), query);
9325           search_start_query (impl, query);
9326
9327           g_free (query);
9328         }
9329       else
9330         {
9331           g_object_unref (impl->search_query);
9332           impl->search_query = NULL;
9333         }
9334     }
9335
9336   /* Box for search widgets */
9337   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->search_hbox, TRUE, TRUE, 0);
9338   gtk_widget_show_all (impl->search_hbox);
9339   gtk_size_group_add_widget (GTK_SIZE_GROUP (impl->browse_path_bar_size_group), impl->search_hbox);
9340
9341   /* Hide the location widgets temporarily */
9342
9343   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
9344       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
9345     {
9346       gtk_widget_hide (impl->location_button);
9347       gtk_widget_hide (impl->location_entry_box);
9348     }
9349
9350   focus_search_entry_in_idle (impl);
9351
9352   /* FMQ: hide the filter combo? */
9353 }
9354
9355 /*
9356  * Recent files support
9357  */
9358
9359 /* Frees the data in the recent_model */
9360 static void
9361 recent_clear_model (GtkFileChooserDefault *impl,
9362                     gboolean               remove_from_treeview)
9363 {
9364   if (!impl->recent_model)
9365     return;
9366
9367   if (remove_from_treeview)
9368     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
9369
9370   g_object_unref (impl->recent_model);
9371   impl->recent_model = NULL;
9372 }
9373
9374 /* Stops any ongoing loading of the recent files list; does
9375  * not touch the recent_model
9376  */
9377 static void
9378 recent_stop_loading (GtkFileChooserDefault *impl)
9379 {
9380   if (impl->load_recent_id)
9381     {
9382       g_source_remove (impl->load_recent_id);
9383       impl->load_recent_id = 0;
9384     }
9385 }
9386
9387 static void
9388 recent_setup_model (GtkFileChooserDefault *impl)
9389 {
9390   g_assert (impl->recent_model == NULL);
9391
9392   impl->recent_model = _gtk_file_system_model_new (file_system_model_set,
9393                                                    impl,
9394                                                    MODEL_COLUMN_TYPES);
9395
9396   _gtk_file_system_model_set_filter (impl->recent_model,
9397                                      impl->current_filter);
9398   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9399                                    MODEL_COL_NAME,
9400                                    name_sort_func,
9401                                    impl, NULL);
9402   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9403                                    MODEL_COL_SIZE,
9404                                    size_sort_func,
9405                                    impl, NULL);
9406   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9407                                    MODEL_COL_MTIME,
9408                                    mtime_sort_func,
9409                                    impl, NULL);
9410   set_sort_column (impl);
9411 }
9412
9413 typedef struct
9414 {
9415   GtkFileChooserDefault *impl;
9416   GList *items;
9417 } RecentLoadData;
9418
9419 static void
9420 recent_idle_cleanup (gpointer data)
9421 {
9422   RecentLoadData *load_data = data;
9423   GtkFileChooserDefault *impl = load_data->impl;
9424
9425   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9426                            GTK_TREE_MODEL (impl->recent_model));
9427   file_list_set_sort_column_ids (impl);
9428   gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (impl->recent_model), MODEL_COL_MTIME, GTK_SORT_DESCENDING);
9429
9430   set_busy_cursor (impl, FALSE);
9431
9432   impl->load_recent_id = 0;
9433
9434   g_free (load_data);
9435 }
9436
9437 static gint
9438 get_recent_files_limit (GtkWidget *widget)
9439 {
9440   GtkSettings *settings;
9441   gint limit;
9442
9443   if (gtk_widget_has_screen (widget))
9444     settings = gtk_settings_get_for_screen (gtk_widget_get_screen (widget));
9445   else
9446     settings = gtk_settings_get_default ();
9447
9448   g_object_get (G_OBJECT (settings), "gtk-recent-files-limit", &limit, NULL);
9449
9450   return limit;
9451 }
9452
9453 /* Populates the file system model with the GtkRecentInfo* items in the provided list; frees the items */
9454 static void
9455 populate_model_with_recent_items (GtkFileChooserDefault *impl, GList *items)
9456 {
9457   gint limit;
9458   GList *l;
9459   int n;
9460
9461   limit = get_recent_files_limit (GTK_WIDGET (impl));
9462
9463   n = 0;
9464
9465   for (l = items; l; l = l->next)
9466     {
9467       GtkRecentInfo *info = l->data;
9468       GFile *file;
9469
9470       file = g_file_new_for_uri (gtk_recent_info_get_uri (info));
9471       _gtk_file_system_model_add_and_query_file (impl->recent_model,
9472                                                  file,
9473                                                  MODEL_ATTRIBUTES);
9474       g_object_unref (file);
9475
9476       n++;
9477       if (limit != -1 && n >= limit)
9478         break;
9479     }
9480 }
9481
9482 static void
9483 populate_model_with_folders (GtkFileChooserDefault *impl, GList *items)
9484 {
9485   GList *folders;
9486   GList *l;
9487
9488   folders = _gtk_file_chooser_extract_recent_folders (items);
9489
9490   for (l = folders; l; l = l->next)
9491     {
9492       GFile *folder = l->data;
9493
9494       _gtk_file_system_model_add_and_query_file (impl->recent_model,
9495                                                  folder,
9496                                                  MODEL_ATTRIBUTES);
9497     }
9498
9499   g_list_foreach (folders, (GFunc) g_object_unref, NULL);
9500   g_list_free (folders);
9501 }
9502
9503 static gboolean
9504 recent_idle_load (gpointer data)
9505 {
9506   RecentLoadData *load_data = data;
9507   GtkFileChooserDefault *impl = load_data->impl;
9508
9509   if (!impl->recent_manager)
9510     return FALSE;
9511
9512   load_data->items = gtk_recent_manager_get_items (impl->recent_manager);
9513   if (!load_data->items)
9514     return FALSE;
9515
9516   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
9517     populate_model_with_recent_items (impl, load_data->items);
9518   else
9519     populate_model_with_folders (impl, load_data->items);
9520
9521   g_list_foreach (load_data->items, (GFunc) gtk_recent_info_unref, NULL);
9522   g_list_free (load_data->items);
9523   load_data->items = NULL;
9524
9525   return FALSE;
9526 }
9527
9528 static void
9529 recent_start_loading (GtkFileChooserDefault *impl)
9530 {
9531   RecentLoadData *load_data;
9532
9533   recent_stop_loading (impl);
9534   recent_clear_model (impl, TRUE);
9535   recent_setup_model (impl);
9536   set_busy_cursor (impl, TRUE);
9537
9538   g_assert (impl->load_recent_id == 0);
9539
9540   load_data = g_new (RecentLoadData, 1);
9541   load_data->impl = impl;
9542   load_data->items = NULL;
9543
9544   /* begin lazy loading the recent files into the model */
9545   impl->load_recent_id = gdk_threads_add_idle_full (G_PRIORITY_HIGH_IDLE + 30,
9546                                                     recent_idle_load,
9547                                                     load_data,
9548                                                     recent_idle_cleanup);
9549 }
9550
9551 static void
9552 recent_selected_foreach_get_file_cb (GtkTreeModel *model,
9553                                      GtkTreePath  *path,
9554                                      GtkTreeIter  *iter,
9555                                      gpointer      data)
9556 {
9557   GSList **list;
9558   GFile *file;
9559
9560   list = data;
9561
9562   gtk_tree_model_get (model, iter, MODEL_COL_FILE, &file, -1);
9563   *list = g_slist_prepend (*list, file);
9564 }
9565
9566 /* Constructs a list of the selected paths in recent files mode */
9567 static GSList *
9568 recent_get_selected_files (GtkFileChooserDefault *impl)
9569 {
9570   GSList *result;
9571   GtkTreeSelection *selection;
9572
9573   result = NULL;
9574
9575   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9576   gtk_tree_selection_selected_foreach (selection, recent_selected_foreach_get_file_cb, &result);
9577   result = g_slist_reverse (result);
9578
9579   return result;
9580 }
9581
9582 /* Called from ::should_respond().  We return whether there are selected
9583  * files in the recent files list.
9584  */
9585 static gboolean
9586 recent_should_respond (GtkFileChooserDefault *impl)
9587 {
9588   GtkTreeSelection *selection;
9589
9590   g_assert (impl->operation_mode == OPERATION_MODE_RECENT);
9591
9592   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9593   return (gtk_tree_selection_count_selected_rows (selection) != 0);
9594 }
9595
9596 static void
9597 set_current_filter (GtkFileChooserDefault *impl,
9598                     GtkFileFilter         *filter)
9599 {
9600   if (impl->current_filter != filter)
9601     {
9602       int filter_index;
9603
9604       /* NULL filters are allowed to reset to non-filtered status
9605        */
9606       filter_index = g_slist_index (impl->filters, filter);
9607       if (impl->filters && filter && filter_index < 0)
9608         return;
9609
9610       if (impl->current_filter)
9611         g_object_unref (impl->current_filter);
9612       impl->current_filter = filter;
9613       if (impl->current_filter)
9614         {
9615           g_object_ref_sink (impl->current_filter);
9616         }
9617
9618       if (impl->filters)
9619         gtk_combo_box_set_active (GTK_COMBO_BOX (impl->filter_combo),
9620                                   filter_index);
9621
9622       if (impl->browse_files_model)
9623         install_list_model_filter (impl);
9624
9625       if (impl->search_model)
9626         _gtk_file_system_model_set_filter (impl->search_model, filter);
9627
9628       if (impl->recent_model)
9629         _gtk_file_system_model_set_filter (impl->recent_model, filter);
9630
9631       g_object_notify (G_OBJECT (impl), "filter");
9632     }
9633 }
9634
9635 static void
9636 filter_combo_changed (GtkComboBox           *combo_box,
9637                       GtkFileChooserDefault *impl)
9638 {
9639   gint new_index = gtk_combo_box_get_active (combo_box);
9640   GtkFileFilter *new_filter = g_slist_nth_data (impl->filters, new_index);
9641
9642   set_current_filter (impl, new_filter);
9643 }
9644
9645 static void
9646 check_preview_change (GtkFileChooserDefault *impl)
9647 {
9648   GtkTreePath *cursor_path;
9649   GFile *new_file;
9650   char *new_display_name;
9651   GtkTreeModel *model;
9652
9653   gtk_tree_view_get_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view), &cursor_path, NULL);
9654   model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
9655   if (cursor_path)
9656     {
9657       GtkTreeIter iter;
9658
9659       gtk_tree_model_get_iter (model, &iter, cursor_path);
9660       gtk_tree_model_get (model, &iter,
9661                           MODEL_COL_FILE, &new_file,
9662                           MODEL_COL_NAME, &new_display_name,
9663                           -1);
9664
9665       gtk_tree_path_free (cursor_path);
9666     }
9667   else
9668     {
9669       new_file = NULL;
9670       new_display_name = NULL;
9671     }
9672
9673   if (new_file != impl->preview_file &&
9674       !(new_file && impl->preview_file &&
9675         g_file_equal (new_file, impl->preview_file)))
9676     {
9677       if (impl->preview_file)
9678         {
9679           g_object_unref (impl->preview_file);
9680           g_free (impl->preview_display_name);
9681         }
9682
9683       if (new_file)
9684         {
9685           impl->preview_file = new_file;
9686           impl->preview_display_name = new_display_name;
9687         }
9688       else
9689         {
9690           impl->preview_file = NULL;
9691           impl->preview_display_name = NULL;
9692           g_free (new_display_name);
9693         }
9694
9695       if (impl->use_preview_label && impl->preview_label)
9696         gtk_label_set_text (GTK_LABEL (impl->preview_label), impl->preview_display_name);
9697
9698       g_signal_emit_by_name (impl, "update-preview");
9699     }
9700   else
9701     {
9702       if (new_file)
9703         g_object_unref (new_file);
9704
9705       g_free (new_display_name);
9706     }
9707 }
9708
9709 static void
9710 shortcuts_activate_volume_mount_cb (GCancellable        *cancellable,
9711                                     GtkFileSystemVolume *volume,
9712                                     const GError        *error,
9713                                     gpointer             data)
9714 {
9715   GFile *file;
9716   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
9717   GtkFileChooserDefault *impl = data;
9718
9719   if (cancellable != impl->shortcuts_activate_iter_cancellable)
9720     goto out;
9721
9722   impl->shortcuts_activate_iter_cancellable = NULL;
9723
9724   set_busy_cursor (impl, FALSE);
9725
9726   if (cancelled)
9727     goto out;
9728
9729   if (error)
9730     {
9731       if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_FAILED_HANDLED))
9732         {
9733           char *msg, *name;
9734
9735           name = _gtk_file_system_volume_get_display_name (volume);
9736           msg = g_strdup_printf (_("Could not mount %s"), name);
9737
9738           error_message (impl, msg, error->message);
9739
9740           g_free (msg);
9741           g_free (name);
9742         }
9743
9744       goto out;
9745     }
9746
9747   file = _gtk_file_system_volume_get_root (volume);
9748   if (file != NULL)
9749     {
9750       change_folder_and_display_error (impl, file, FALSE);
9751       g_object_unref (file);
9752     }
9753
9754 out:
9755   g_object_unref (impl);
9756   g_object_unref (cancellable);
9757 }
9758
9759
9760 /* Activates a volume by mounting it if necessary and then switching to its
9761  * base path.
9762  */
9763 static void
9764 shortcuts_activate_volume (GtkFileChooserDefault *impl,
9765                            GtkFileSystemVolume   *volume)
9766 {
9767   GFile *file;
9768
9769   operation_mode_set (impl, OPERATION_MODE_BROWSE);
9770
9771   /* We ref the file chooser since volume_mount() may run a main loop, and the
9772    * user could close the file chooser window in the meantime.
9773    */
9774   g_object_ref (impl);
9775
9776   if (!_gtk_file_system_volume_is_mounted (volume))
9777     {
9778       GMountOperation *mount_op;
9779
9780       set_busy_cursor (impl, TRUE);
9781
9782       mount_op = gtk_mount_operation_new (get_toplevel (GTK_WIDGET (impl)));
9783       impl->shortcuts_activate_iter_cancellable =
9784         _gtk_file_system_mount_volume (impl->file_system, volume, mount_op,
9785                                        shortcuts_activate_volume_mount_cb,
9786                                        g_object_ref (impl));
9787       g_object_unref (mount_op);
9788     }
9789   else
9790     {
9791       file = _gtk_file_system_volume_get_root (volume);
9792       if (file != NULL)
9793         {
9794           change_folder_and_display_error (impl, file, FALSE);
9795           g_object_unref (file);
9796         }
9797     }
9798
9799   g_object_unref (impl);
9800 }
9801
9802 /* Opens the folder or volume at the specified iter in the shortcuts model */
9803 struct ShortcutsActivateData
9804 {
9805   GtkFileChooserDefault *impl;
9806   GFile *file;
9807 };
9808
9809 static void
9810 shortcuts_activate_get_info_cb (GCancellable *cancellable,
9811                                 GFileInfo    *info,
9812                                 const GError *error,
9813                                 gpointer      user_data)
9814 {
9815   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
9816   struct ShortcutsActivateData *data = user_data;
9817
9818   if (cancellable != data->impl->shortcuts_activate_iter_cancellable)
9819     goto out;
9820
9821   data->impl->shortcuts_activate_iter_cancellable = NULL;
9822
9823   if (cancelled)
9824     goto out;
9825
9826   if (!error && _gtk_file_info_consider_as_directory (info))
9827     change_folder_and_display_error (data->impl, data->file, FALSE);
9828   else
9829     gtk_file_chooser_default_select_file (GTK_FILE_CHOOSER (data->impl),
9830                                           data->file,
9831                                           NULL);
9832
9833 out:
9834   g_object_unref (data->impl);
9835   g_object_unref (data->file);
9836   g_free (data);
9837
9838   g_object_unref (cancellable);
9839 }
9840
9841 static void
9842 shortcuts_activate_mount_enclosing_volume (GCancellable        *cancellable,
9843                                            GtkFileSystemVolume *volume,
9844                                            const GError        *error,
9845                                            gpointer             user_data)
9846 {
9847   struct ShortcutsActivateData *data = user_data;
9848
9849   if (error)
9850     {
9851       error_changing_folder_dialog (data->impl, data->file, g_error_copy (error));
9852
9853       g_object_unref (data->impl);
9854       g_object_unref (data->file);
9855       g_free (data);
9856
9857       return;
9858     }
9859
9860   data->impl->shortcuts_activate_iter_cancellable =
9861     _gtk_file_system_get_info (data->impl->file_system, data->file,
9862                                "standard::type",
9863                                shortcuts_activate_get_info_cb, data);
9864
9865   if (volume)
9866     _gtk_file_system_volume_unref (volume);
9867 }
9868
9869 static void
9870 shortcuts_activate_iter (GtkFileChooserDefault *impl,
9871                          GtkTreeIter           *iter)
9872 {
9873   gpointer col_data;
9874   ShortcutType shortcut_type;
9875
9876   /* In the Save modes, we want to preserve what the uesr typed in the filename
9877    * entry, so that he may choose another folder without erasing his typed name.
9878    */
9879   if (impl->location_entry
9880       && !(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
9881            || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER))
9882     _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
9883
9884   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), iter,
9885                       SHORTCUTS_COL_DATA, &col_data,
9886                       SHORTCUTS_COL_TYPE, &shortcut_type,
9887                       -1);
9888
9889   if (impl->shortcuts_activate_iter_cancellable)
9890     {
9891       g_cancellable_cancel (impl->shortcuts_activate_iter_cancellable);
9892       impl->shortcuts_activate_iter_cancellable = NULL;
9893     }
9894
9895   if (shortcut_type == SHORTCUT_TYPE_SEPARATOR)
9896     return;
9897   else if (shortcut_type == SHORTCUT_TYPE_VOLUME)
9898     {
9899       GtkFileSystemVolume *volume;
9900
9901       volume = col_data;
9902
9903       operation_mode_set (impl, OPERATION_MODE_BROWSE);
9904
9905       shortcuts_activate_volume (impl, volume);
9906     }
9907   else if (shortcut_type == SHORTCUT_TYPE_FILE)
9908     {
9909       struct ShortcutsActivateData *data;
9910       GtkFileSystemVolume *volume;
9911
9912       operation_mode_set (impl, OPERATION_MODE_BROWSE);
9913
9914       volume = _gtk_file_system_get_volume_for_file (impl->file_system, col_data);
9915
9916       data = g_new0 (struct ShortcutsActivateData, 1);
9917       data->impl = g_object_ref (impl);
9918       data->file = g_object_ref (col_data);
9919
9920       if (!volume || !_gtk_file_system_volume_is_mounted (volume))
9921         {
9922           GMountOperation *mount_operation;
9923           GtkWidget *toplevel;
9924
9925           toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
9926
9927           mount_operation = gtk_mount_operation_new (GTK_WINDOW (toplevel));
9928
9929           impl->shortcuts_activate_iter_cancellable =
9930             _gtk_file_system_mount_enclosing_volume (impl->file_system, col_data,
9931                                                      mount_operation,
9932                                                      shortcuts_activate_mount_enclosing_volume,
9933                                                      data);
9934         }
9935       else
9936         {
9937           impl->shortcuts_activate_iter_cancellable =
9938             _gtk_file_system_get_info (impl->file_system, data->file,
9939                                        "standard::type",
9940                                        shortcuts_activate_get_info_cb, data);
9941         }
9942     }
9943   else if (shortcut_type == SHORTCUT_TYPE_SEARCH)
9944     {
9945       operation_mode_set (impl, OPERATION_MODE_SEARCH);
9946     }
9947   else if (shortcut_type == SHORTCUT_TYPE_RECENT)
9948     {
9949       operation_mode_set (impl, OPERATION_MODE_RECENT);
9950     }
9951 }
9952
9953 /* Handler for GtkWidget::key-press-event on the shortcuts list */
9954 static gboolean
9955 shortcuts_key_press_event_cb (GtkWidget             *widget,
9956                               GdkEventKey           *event,
9957                               GtkFileChooserDefault *impl)
9958 {
9959   guint modifiers;
9960
9961   modifiers = gtk_accelerator_get_default_mod_mask ();
9962
9963   if (key_is_left_or_right (event))
9964     {
9965       gtk_widget_grab_focus (impl->browse_files_tree_view);
9966       return TRUE;
9967     }
9968
9969   if ((event->keyval == GDK_KEY_BackSpace
9970       || event->keyval == GDK_KEY_Delete
9971       || event->keyval == GDK_KEY_KP_Delete)
9972       && (event->state & modifiers) == 0)
9973     {
9974       remove_selected_bookmarks (impl);
9975       return TRUE;
9976     }
9977
9978   if ((event->keyval == GDK_KEY_F2)
9979       && (event->state & modifiers) == 0)
9980     {
9981       rename_selected_bookmark (impl);
9982       return TRUE;
9983     }
9984
9985   return FALSE;
9986 }
9987
9988 static gboolean
9989 shortcuts_select_func  (GtkTreeSelection  *selection,
9990                         GtkTreeModel      *model,
9991                         GtkTreePath       *path,
9992                         gboolean           path_currently_selected,
9993                         gpointer           data)
9994 {
9995   GtkFileChooserDefault *impl = data;
9996   GtkTreeIter filter_iter;
9997   ShortcutType shortcut_type;
9998
9999   if (!gtk_tree_model_get_iter (impl->shortcuts_pane_filter_model, &filter_iter, path))
10000     g_assert_not_reached ();
10001
10002   gtk_tree_model_get (impl->shortcuts_pane_filter_model, &filter_iter, SHORTCUTS_COL_TYPE, &shortcut_type, -1);
10003
10004   return shortcut_type != SHORTCUT_TYPE_SEPARATOR;
10005 }
10006
10007 static gboolean
10008 list_select_func  (GtkTreeSelection  *selection,
10009                    GtkTreeModel      *model,
10010                    GtkTreePath       *path,
10011                    gboolean           path_currently_selected,
10012                    gpointer           data)
10013 {
10014   GtkFileChooserDefault *impl = data;
10015
10016   if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
10017       impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
10018     {
10019       GtkTreeIter iter;
10020       gboolean is_folder;
10021
10022       if (!gtk_tree_model_get_iter (model, &iter, path))
10023         return FALSE;
10024       gtk_tree_model_get (model, &iter,
10025                           MODEL_COL_IS_FOLDER, &is_folder,
10026                           -1);
10027       if (!is_folder)
10028         return FALSE;
10029     }
10030
10031   return TRUE;
10032 }
10033
10034 static void
10035 list_selection_changed (GtkTreeSelection      *selection,
10036                         GtkFileChooserDefault *impl)
10037 {
10038   /* See if we are in the new folder editable row for Save mode */
10039   if (impl->operation_mode == OPERATION_MODE_BROWSE &&
10040       impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
10041     {
10042       GFileInfo *info;
10043       gboolean had_selection;
10044
10045       info = get_selected_file_info_from_file_list (impl, &had_selection);
10046       if (!had_selection)
10047         goto out; /* normal processing */
10048
10049       if (!info)
10050         return; /* We are on the editable row for New Folder */
10051     }
10052
10053  out:
10054
10055   if (impl->location_entry)
10056     update_chooser_entry (impl);
10057
10058   path_bar_update (impl);
10059
10060   check_preview_change (impl);
10061   bookmarks_check_add_sensitivity (impl);
10062   check_copy_file_location_sensitivity (impl);
10063
10064   g_signal_emit_by_name (impl, "selection-changed", 0);
10065 }
10066
10067 /* Callback used when a row in the file list is activated */
10068 static void
10069 list_row_activated (GtkTreeView           *tree_view,
10070                     GtkTreePath           *path,
10071                     GtkTreeViewColumn     *column,
10072                     GtkFileChooserDefault *impl)
10073 {
10074   GFile *file;
10075   GtkTreeIter iter;
10076   GtkTreeModel *model;
10077   gboolean is_folder;
10078
10079   model = gtk_tree_view_get_model (tree_view);
10080
10081   if (!gtk_tree_model_get_iter (model, &iter, path))
10082     return;
10083
10084   gtk_tree_model_get (model, &iter,
10085                       MODEL_COL_FILE, &file,
10086                       MODEL_COL_IS_FOLDER, &is_folder,
10087                       -1);
10088
10089   if (is_folder && file)
10090     {
10091       change_folder_and_display_error (impl, file, FALSE);
10092       g_object_unref (file);
10093       goto out;
10094     }
10095
10096   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
10097       impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
10098     g_signal_emit_by_name (impl, "file-activated");
10099
10100  out:
10101
10102   if (file)
10103     g_object_unref (file);
10104 }
10105
10106 static void
10107 path_bar_clicked (GtkPathBar            *path_bar,
10108                   GFile                 *file,
10109                   GFile                 *child_file,
10110                   gboolean               child_is_hidden,
10111                   GtkFileChooserDefault *impl)
10112 {
10113   if (child_file)
10114     pending_select_files_add (impl, child_file);
10115
10116   if (!change_folder_and_display_error (impl, file, FALSE))
10117     return;
10118
10119   /* Say we have "/foo/bar/[.baz]" and the user clicks on "bar".  We should then
10120    * show hidden files so that ".baz" appears in the file list, as it will still
10121    * be shown in the path bar: "/foo/[bar]/.baz"
10122    */
10123   if (child_is_hidden)
10124     g_object_set (impl, "show-hidden", TRUE, NULL);
10125 }
10126
10127 static void
10128 update_cell_renderer_attributes (GtkFileChooserDefault *impl)
10129 {
10130   GtkTreeViewColumn *column;
10131   GtkCellRenderer *renderer;
10132   GList *walk, *list;
10133   gboolean always_sensitive;
10134
10135   always_sensitive = impl->action != GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER &&
10136                      impl->action != GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER;
10137
10138   /* Keep the following column numbers in sync with create_file_list() */
10139
10140   /* name */
10141   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 0);
10142   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10143   for (walk = list; walk; walk = walk->next)
10144     {
10145       renderer = walk->data;
10146       if (GTK_IS_CELL_RENDERER_PIXBUF (renderer))
10147         {
10148           gtk_tree_view_column_set_attributes (column, renderer,
10149                                                "pixbuf", MODEL_COL_PIXBUF,
10150                                                NULL);
10151         }
10152       else
10153         {
10154           gtk_tree_view_column_set_attributes (column, renderer,
10155                                                "text", MODEL_COL_NAME,
10156                                                "ellipsize", MODEL_COL_ELLIPSIZE,
10157                                                NULL);
10158         }
10159       if (always_sensitive)
10160         g_object_set (renderer, "sensitive", TRUE, NULL);
10161       else
10162         gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10163     }
10164   g_list_free (list);
10165
10166   /* size */
10167   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 1);
10168   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10169   renderer = list->data;
10170   gtk_tree_view_column_set_attributes (column, renderer,
10171                                        "text", MODEL_COL_SIZE_TEXT,
10172                                        NULL);
10173   if (always_sensitive)
10174     g_object_set (renderer, "sensitive", TRUE, NULL);
10175   else
10176     gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10177   g_list_free (list);
10178
10179   /* mtime */
10180   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 2);
10181   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10182   renderer = list->data;
10183   gtk_tree_view_column_set_attributes (column, renderer,
10184                                        "text", MODEL_COL_MTIME_TEXT,
10185                                        NULL);
10186   if (always_sensitive)
10187     g_object_set (renderer, "sensitive", TRUE, NULL);
10188   else
10189     gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10190   g_list_free (list);
10191 }
10192
10193 GtkWidget *
10194 _gtk_file_chooser_default_new (void)
10195 {
10196   return g_object_new (GTK_TYPE_FILE_CHOOSER_DEFAULT, NULL);
10197 }
10198
10199 static void
10200 location_set_user_text (GtkFileChooserDefault *impl,
10201                         const gchar           *path)
10202 {
10203   _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), path);
10204   gtk_editable_set_position (GTK_EDITABLE (impl->location_entry), -1);
10205 }
10206
10207 static void
10208 location_popup_handler (GtkFileChooserDefault *impl,
10209                         const gchar           *path)
10210 {
10211   if (impl->operation_mode != OPERATION_MODE_BROWSE)
10212     {
10213       GtkWidget *widget_to_focus;
10214
10215       operation_mode_set (impl, OPERATION_MODE_BROWSE);
10216
10217       if (impl->current_folder)
10218         change_folder_and_display_error (impl, impl->current_folder, FALSE);
10219
10220       if (impl->location_mode == LOCATION_MODE_PATH_BAR)
10221         widget_to_focus = impl->browse_files_tree_view;
10222       else
10223         widget_to_focus = impl->location_entry;
10224
10225       gtk_widget_grab_focus (widget_to_focus);
10226       return;
10227     }
10228
10229   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
10230       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
10231     {
10232       if (!path)
10233         return;
10234
10235       location_mode_set (impl, LOCATION_MODE_FILENAME_ENTRY, TRUE);
10236       location_set_user_text (impl, path);
10237     }
10238   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
10239            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
10240     {
10241       gtk_widget_grab_focus (impl->location_entry);
10242       if (path != NULL)
10243         location_set_user_text (impl, path);
10244     }
10245   else
10246     g_assert_not_reached ();
10247 }
10248
10249 /* Handler for the "up-folder" keybinding signal */
10250 static void
10251 up_folder_handler (GtkFileChooserDefault *impl)
10252 {
10253   _gtk_path_bar_up (GTK_PATH_BAR (impl->browse_path_bar));
10254 }
10255
10256 /* Handler for the "down-folder" keybinding signal */
10257 static void
10258 down_folder_handler (GtkFileChooserDefault *impl)
10259 {
10260   _gtk_path_bar_down (GTK_PATH_BAR (impl->browse_path_bar));
10261 }
10262
10263 /* Switches to the shortcut in the specified index */
10264 static void
10265 switch_to_shortcut (GtkFileChooserDefault *impl,
10266                     int pos)
10267 {
10268   GtkTreeIter iter;
10269
10270   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
10271     g_assert_not_reached ();
10272
10273   shortcuts_activate_iter (impl, &iter);
10274 }
10275
10276 /* Handler for the "home-folder" keybinding signal */
10277 static void
10278 home_folder_handler (GtkFileChooserDefault *impl)
10279 {
10280   if (impl->has_home)
10281     switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_HOME));
10282 }
10283
10284 /* Handler for the "desktop-folder" keybinding signal */
10285 static void
10286 desktop_folder_handler (GtkFileChooserDefault *impl)
10287 {
10288   if (impl->has_desktop)
10289     switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_DESKTOP));
10290 }
10291
10292 /* Handler for the "search-shortcut" keybinding signal */
10293 static void
10294 search_shortcut_handler (GtkFileChooserDefault *impl)
10295 {
10296   if (impl->has_search)
10297     {
10298       switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_SEARCH));
10299
10300       /* we want the entry widget to grab the focus the first
10301        * time, not the browse_files_tree_view widget.
10302        */
10303       if (impl->search_entry)
10304         gtk_widget_grab_focus (impl->search_entry);
10305     }
10306 }
10307
10308 /* Handler for the "recent-shortcut" keybinding signal */
10309 static void
10310 recent_shortcut_handler (GtkFileChooserDefault *impl)
10311 {
10312   switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_RECENT));
10313 }
10314
10315 static void
10316 quick_bookmark_handler (GtkFileChooserDefault *impl,
10317                         gint bookmark_index)
10318 {
10319   int bookmark_pos;
10320   GtkTreePath *path;
10321
10322   if (bookmark_index < 0 || bookmark_index >= impl->num_bookmarks)
10323     return;
10324
10325   bookmark_pos = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS) + bookmark_index;
10326
10327   path = gtk_tree_path_new_from_indices (bookmark_pos, -1);
10328   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
10329                                 path, NULL,
10330                                 FALSE, 0.0, 0.0);
10331   gtk_tree_path_free (path);
10332
10333   switch_to_shortcut (impl, bookmark_pos);
10334 }
10335
10336 static void
10337 show_hidden_handler (GtkFileChooserDefault *impl)
10338 {
10339   g_object_set (impl,
10340                 "show-hidden", !impl->show_hidden,
10341                 NULL);
10342 }
10343
10344
10345 /* Drag and drop interfaces */
10346
10347 static void
10348 _shortcuts_pane_model_filter_class_init (ShortcutsPaneModelFilterClass *class)
10349 {
10350 }
10351
10352 static void
10353 _shortcuts_pane_model_filter_init (ShortcutsPaneModelFilter *model)
10354 {
10355   model->impl = NULL;
10356 }
10357
10358 /* GtkTreeDragSource::row_draggable implementation for the shortcuts filter model */
10359 static gboolean
10360 shortcuts_pane_model_filter_row_draggable (GtkTreeDragSource *drag_source,
10361                                            GtkTreePath       *path)
10362 {
10363   ShortcutsPaneModelFilter *model;
10364   int pos;
10365   int bookmarks_pos;
10366
10367   model = SHORTCUTS_PANE_MODEL_FILTER (drag_source);
10368
10369   pos = *gtk_tree_path_get_indices (path);
10370   bookmarks_pos = shortcuts_get_index (model->impl, SHORTCUTS_BOOKMARKS);
10371
10372   return (pos >= bookmarks_pos && pos < bookmarks_pos + model->impl->num_bookmarks);
10373 }
10374
10375 /* GtkTreeDragSource::drag_data_get implementation for the shortcuts
10376  * filter model
10377  */
10378 static gboolean
10379 shortcuts_pane_model_filter_drag_data_get (GtkTreeDragSource *drag_source,
10380                                            GtkTreePath       *path,
10381                                            GtkSelectionData  *selection_data)
10382 {
10383   /* FIXME */
10384
10385   return FALSE;
10386 }
10387
10388 /* Fill the GtkTreeDragSourceIface vtable */
10389 static void
10390 shortcuts_pane_model_filter_drag_source_iface_init (GtkTreeDragSourceIface *iface)
10391 {
10392   iface->row_draggable = shortcuts_pane_model_filter_row_draggable;
10393   iface->drag_data_get = shortcuts_pane_model_filter_drag_data_get;
10394 }
10395
10396 #if 0
10397 /* Fill the GtkTreeDragDestIface vtable */
10398 static void
10399 shortcuts_pane_model_filter_drag_dest_iface_init (GtkTreeDragDestIface *iface)
10400 {
10401   iface->drag_data_received = shortcuts_pane_model_filter_drag_data_received;
10402   iface->row_drop_possible = shortcuts_pane_model_filter_row_drop_possible;
10403 }
10404 #endif
10405
10406 static GtkTreeModel *
10407 shortcuts_pane_model_filter_new (GtkFileChooserDefault *impl,
10408                                  GtkTreeModel          *child_model,
10409                                  GtkTreePath           *root)
10410 {
10411   ShortcutsPaneModelFilter *model;
10412
10413   model = g_object_new (SHORTCUTS_PANE_MODEL_FILTER_TYPE,
10414                         "child-model", child_model,
10415                         "virtual-root", root,
10416                         NULL);
10417
10418   model->impl = impl;
10419
10420   return GTK_TREE_MODEL (model);
10421 }
10422