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

   1 /* -*- Mode: C; c-file-style: "gnu"; tab-width: 8 -*- */
   2 /* GTK - The GIMP Toolkit
   3  * gtkfilechooserdefault.c: Default implementation of GtkFileChooser
   4  * Copyright (C) 2003, Red Hat, Inc.
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the
  18  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19  * Boston, MA 02111-1307, USA.
  20  */
  21
  22 #include "config.h"
  23
  24 #include "gtkfilechooserdefault.h"
  25
  26 #include "gtkbindings.h"
  27 #include "gtkcelllayout.h"
  28 #include "gtkcellrendererpixbuf.h"
  29 #include "gtkcellrenderertext.h"
  30 #include "gtkcheckmenuitem.h"
  31 #include "gtkclipboard.h"
  32 #include "gtkcomboboxtext.h"
  33 #include "gtkentry.h"
  34 #include "gtkexpander.h"
  35 #include "gtkfilechooserprivate.h"
  36 #include "gtkfilechooserdialog.h"
  37 #include "gtkfilechooserembed.h"
  38 #include "gtkfilechooserentry.h"
  39 #include "gtkfilechooserutils.h"
  40 #include "gtkfilechooser.h"
  41 #include "gtkfilesystem.h"
  42 #include "gtkfilesystemmodel.h"
  43 #include "gtkframe.h"
  44 #include "gtkpaned.h"
  45 #include "gtkiconfactory.h"
  46 #include "gtkicontheme.h"
  47 #include "gtkimage.h"
  48 #include "gtkimagemenuitem.h"
  49 #include "gtkinfobar.h"
  50 #include "gtklabel.h"
  51 #include "gtkmarshalers.h"
  52 #include "gtkmessagedialog.h"
  53 #include "gtkmountoperation.h"
  54 #include "gtkpathbar.h"
  55 #include "gtkprivate.h"
  56 #include "gtkradiobutton.h"
  57 #include "gtkrecentfilter.h"
  58 #include "gtkrecentmanager.h"
  59 #include "gtkscrolledwindow.h"
  60 #include "gtkseparatormenuitem.h"
  61 #include "gtksizegroup.h"
  62 #include "gtksizerequest.h"
  63 #include "gtkstock.h"
  64 #include "gtkgrid.h"
  65 #include "gtktoolbar.h"
  66 #include "gtktoolbutton.h"
  67 #include "gtktooltip.h"
  68 #include "gtktreednd.h"
  69 #include "gtktreeprivate.h"
  70 #include "gtktreeselection.h"
  71 #include "gtkbox.h"
  72 #include "gtkorientable.h"
  73 #include "gtkintl.h"
  74
  75 #include <errno.h>
  76 #include <string.h>
  77 #include <time.h>
  78 #include <sys/stat.h>
  79 #include <sys/types.h>
  80 #include <locale.h>
  81
  82 #ifdef HAVE_UNISTD_H
  83 #include <unistd.h>
  84 #endif
  85 #ifdef G_OS_WIN32
  86 #include <io.h>
  87 #endif
  88
  89 /* Values for GtkSelection-related "info" fields */
  90 #define SELECTION_TEXT 0
  91 #define SELECTION_URI  1
  92
  93 /* Profiling stuff */
  94 #undef PROFILE_FILE_CHOOSER
  95 #ifdef PROFILE_FILE_CHOOSER
  96
  97
  98 #ifndef F_OK
  99 #define F_OK 0
 100 #endif
 101
 102 #define PROFILE_INDENT 4
 103
 104 static int profile_indent;
 105
 106 static void
 107 profile_add_indent (int indent)
 108 {
 109   profile_indent += indent;
 110   if (profile_indent < 0)
 111     g_error ("You screwed up your indentation");
 112 }
 113
 114 void
 115 _gtk_file_chooser_profile_log (const char *func, int indent, const char *msg1, const char *msg2)
 116 {
 117   char *str;
 118
 119   if (indent < 0)
 120     profile_add_indent (indent);
 121
 122   if (profile_indent == 0)
 123     str = g_strdup_printf ("MARK: %s %s %s", func ? func : "", msg1 ? msg1 : "", msg2 ? msg2 : "");
 124   else
 125     str = g_strdup_printf ("MARK: %*c %s %s %s", profile_indent - 1, ' ', func ? func : "", msg1 ? msg1 : "", msg2 ? msg2 : "");
 126
 127   access (str, F_OK);
 128   g_free (str);
 129
 130   if (indent > 0)
 131     profile_add_indent (indent);
 132 }
 133
 134 #define profile_start(x, y) _gtk_file_chooser_profile_log (G_STRFUNC, PROFILE_INDENT, x, y)
 135 #define profile_end(x, y) _gtk_file_chooser_profile_log (G_STRFUNC, -PROFILE_INDENT, x, y)
 136 #define profile_msg(x, y) _gtk_file_chooser_profile_log (NULL, 0, x, y)
 137 #else
 138 #define profile_start(x, y)
 139 #define profile_end(x, y)
 140 #define profile_msg(x, y)
 141 #endif
 142
 143
 144
 145 typedef struct _GtkFileChooserDefaultClass GtkFileChooserDefaultClass;
 146
 147 #define GTK_FILE_CHOOSER_DEFAULT_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_FILE_CHOOSER_DEFAULT, GtkFileChooserDefaultClass))
 148 #define GTK_IS_FILE_CHOOSER_DEFAULT_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_FILE_CHOOSER_DEFAULT))
 149 #define GTK_FILE_CHOOSER_DEFAULT_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_FILE_CHOOSER_DEFAULT, GtkFileChooserDefaultClass))
 150
 151 #define MAX_LOADING_TIME 500
 152
 153 #define DEFAULT_NEW_FOLDER_NAME _("Type name of new folder")
 154
 155 struct _GtkFileChooserDefaultClass
 156 {
 157   GtkBoxClass parent_class;
 158 };
 159
 160 /* Signal IDs */
 161 enum {
 162   LOCATION_POPUP,
 163   LOCATION_POPUP_ON_PASTE,
 164   UP_FOLDER,
 165   DOWN_FOLDER,
 166   HOME_FOLDER,
 167   DESKTOP_FOLDER,
 168   QUICK_BOOKMARK,
 169   LOCATION_TOGGLE_POPUP,
 170   SHOW_HIDDEN,
 171   SEARCH_SHORTCUT,
 172   RECENT_SHORTCUT,
 173
 174   LAST_SIGNAL
 175 };
 176
 177 static guint signals[LAST_SIGNAL] = { 0 };
 178
 179 /* Column numbers for the shortcuts tree.  Keep these in sync with shortcuts_model_create() */
 180 enum {
 181   SHORTCUTS_COL_PIXBUF,
 182   SHORTCUTS_COL_NAME,
 183   SHORTCUTS_COL_DATA,
 184   SHORTCUTS_COL_TYPE,
 185   SHORTCUTS_COL_REMOVABLE,
 186   SHORTCUTS_COL_PIXBUF_VISIBLE,
 187   SHORTCUTS_COL_CANCELLABLE,
 188   SHORTCUTS_COL_NUM_COLUMNS
 189 };
 190
 191 typedef enum {
 192   SHORTCUT_TYPE_FILE,
 193   SHORTCUT_TYPE_VOLUME,
 194   SHORTCUT_TYPE_SEPARATOR,
 195   SHORTCUT_TYPE_SEARCH,
 196   SHORTCUT_TYPE_RECENT
 197 } ShortcutType;
 198
 199 #define MODEL_ATTRIBUTES "standard::name,standard::type,standard::display-name," \
 200                          "standard::is-hidden,standard::is-backup,standard::size," \
 201                          "standard::content-type,time::modified"
 202 enum {
 203   /* the first 3 must be these due to settings caching sort column */
 204   MODEL_COL_NAME,
 205   MODEL_COL_SIZE,
 206   MODEL_COL_MTIME,
 207   MODEL_COL_FILE,
 208   MODEL_COL_NAME_COLLATED,
 209   MODEL_COL_IS_FOLDER,
 210   MODEL_COL_PIXBUF,
 211   MODEL_COL_SIZE_TEXT,
 212   MODEL_COL_MTIME_TEXT,
 213   MODEL_COL_ELLIPSIZE,
 214   MODEL_COL_NUM_COLUMNS
 215 };
 216
 217 /* This list of types is passed to _gtk_file_system_model_new*() */
 218 #define MODEL_COLUMN_TYPES                                      \
 219         MODEL_COL_NUM_COLUMNS,                                  \
 220         G_TYPE_STRING,            /* MODEL_COL_NAME */          \
 221         G_TYPE_INT64,             /* MODEL_COL_SIZE */          \
 222         G_TYPE_LONG,              /* MODEL_COL_MTIME */         \
 223         G_TYPE_FILE,              /* MODEL_COL_FILE */          \
 224         G_TYPE_STRING,            /* MODEL_COL_NAME_COLLATED */ \
 225         G_TYPE_BOOLEAN,           /* MODEL_COL_IS_FOLDER */     \
 226         GDK_TYPE_PIXBUF,          /* MODEL_COL_PIXBUF */        \
 227         G_TYPE_STRING,            /* MODEL_COL_SIZE_TEXT */     \
 228         G_TYPE_STRING,            /* MODEL_COL_MTIME_TEXT */    \
 229         PANGO_TYPE_ELLIPSIZE_MODE /* MODEL_COL_ELLIPSIZE */
 230
 231 /* Identifiers for target types */
 232 enum {
 233   GTK_TREE_MODEL_ROW,
 234 };
 235
 236 /* Interesting places in the shortcuts bar */
 237 typedef enum {
 238   SHORTCUTS_SEARCH,
 239   SHORTCUTS_RECENT,
 240   SHORTCUTS_RECENT_SEPARATOR,
 241   SHORTCUTS_HOME,
 242   SHORTCUTS_DESKTOP,
 243   SHORTCUTS_VOLUMES,
 244   SHORTCUTS_SHORTCUTS,
 245   SHORTCUTS_BOOKMARKS_SEPARATOR,
 246   SHORTCUTS_BOOKMARKS,
 247   SHORTCUTS_CURRENT_FOLDER_SEPARATOR,
 248   SHORTCUTS_CURRENT_FOLDER
 249 } ShortcutsIndex;
 250
 251 /* Icon size for if we can't get it from the theme */
 252 #define FALLBACK_ICON_SIZE 16
 253
 254 #define PREVIEW_HBOX_SPACING 12
 255 #define NUM_LINES 45
 256 #define NUM_CHARS 60
 257
 258 #define SETTINGS_KEY_LAST_FOLDER_URI     "last-folder-uri"
 259 #define SETTINGS_KEY_LOCATION_MODE       "location-mode"
 260 #define SETTINGS_KEY_SHOW_HIDDEN         "show-hidden"
 261 #define SETTINGS_KEY_SHOW_SIZE_COLUMN    "show-size-column"
 262 #define SETTINGS_KEY_SORT_COLUMN         "sort-column"
 263 #define SETTINGS_KEY_SORT_ORDER          "sort-order"
 264 #define SETTINGS_KEY_WINDOW_POSITION     "window-position"
 265 #define SETTINGS_KEY_WINDOW_SIZE         "window-size"
 266
 267 static void gtk_file_chooser_default_iface_init       (GtkFileChooserIface        *iface);
 268 static void gtk_file_chooser_embed_default_iface_init (GtkFileChooserEmbedIface   *iface);
 269
 270 static GObject* gtk_file_chooser_default_constructor  (GType                  type,
 271                                                        guint                  n_construct_properties,
 272                                                        GObjectConstructParam *construct_params);
 273 static void     gtk_file_chooser_default_finalize     (GObject               *object);
 274 static void     gtk_file_chooser_default_set_property (GObject               *object,
 275                                                        guint                  prop_id,
 276                                                        const GValue          *value,
 277                                                        GParamSpec            *pspec);
 278 static void     gtk_file_chooser_default_get_property (GObject               *object,
 279                                                        guint                  prop_id,
 280                                                        GValue                *value,
 281                                                        GParamSpec            *pspec);
 282 static void     gtk_file_chooser_default_dispose      (GObject               *object);
 283 static void     gtk_file_chooser_default_show_all       (GtkWidget             *widget);
 284 static void     gtk_file_chooser_default_realize        (GtkWidget             *widget);
 285 static void     gtk_file_chooser_default_map            (GtkWidget             *widget);
 286 static void     gtk_file_chooser_default_unmap          (GtkWidget             *widget);
 287 static void     gtk_file_chooser_default_hierarchy_changed (GtkWidget          *widget,
 288                                                             GtkWidget          *previous_toplevel);
 289 static void     gtk_file_chooser_default_style_updated  (GtkWidget             *widget);
 290 static void     gtk_file_chooser_default_screen_changed (GtkWidget             *widget,
 291                                                          GdkScreen             *previous_screen);
 292 static void     gtk_file_chooser_default_size_allocate  (GtkWidget             *widget,
 293                                                          GtkAllocation         *allocation);
 294
 295 static gboolean       gtk_file_chooser_default_set_current_folder          (GtkFileChooser    *chooser,
 296                                                                             GFile             *folder,
 297                                                                             GError           **error);
 298 static gboolean       gtk_file_chooser_default_update_current_folder       (GtkFileChooser    *chooser,
 299                                                                             GFile             *folder,
 300                                                                             gboolean           keep_trail,
 301                                                                             gboolean           clear_entry,
 302                                                                             GError           **error);
 303 static GFile *        gtk_file_chooser_default_get_current_folder          (GtkFileChooser    *chooser);
 304 static void           gtk_file_chooser_default_set_current_name            (GtkFileChooser    *chooser,
 305                                                                             const gchar       *name);
 306 static gboolean       gtk_file_chooser_default_select_file                 (GtkFileChooser    *chooser,
 307                                                                             GFile             *file,
 308                                                                             GError           **error);
 309 static void           gtk_file_chooser_default_unselect_file               (GtkFileChooser    *chooser,
 310                                                                             GFile             *file);
 311 static void           gtk_file_chooser_default_select_all                  (GtkFileChooser    *chooser);
 312 static void           gtk_file_chooser_default_unselect_all                (GtkFileChooser    *chooser);
 313 static GSList *       gtk_file_chooser_default_get_files                   (GtkFileChooser    *chooser);
 314 static GFile *        gtk_file_chooser_default_get_preview_file            (GtkFileChooser    *chooser);
 315 static GtkFileSystem *gtk_file_chooser_default_get_file_system             (GtkFileChooser    *chooser);
 316 static void           gtk_file_chooser_default_add_filter                  (GtkFileChooser    *chooser,
 317                                                                             GtkFileFilter     *filter);
 318 static void           gtk_file_chooser_default_remove_filter               (GtkFileChooser    *chooser,
 319                                                                             GtkFileFilter     *filter);
 320 static GSList *       gtk_file_chooser_default_list_filters                (GtkFileChooser    *chooser);
 321 static gboolean       gtk_file_chooser_default_add_shortcut_folder    (GtkFileChooser    *chooser,
 322                                                                        GFile             *file,
 323                                                                        GError           **error);
 324 static gboolean       gtk_file_chooser_default_remove_shortcut_folder (GtkFileChooser    *chooser,
 325                                                                        GFile             *file,
 326                                                                        GError           **error);
 327 static GSList *       gtk_file_chooser_default_list_shortcut_folders  (GtkFileChooser    *chooser);
 328
 329 static void           gtk_file_chooser_default_get_default_size       (GtkFileChooserEmbed *chooser_embed,
 330                                                                        gint                *default_width,
 331                                                                        gint                *default_height);
 332 static gboolean       gtk_file_chooser_default_should_respond         (GtkFileChooserEmbed *chooser_embed);
 333 static void           gtk_file_chooser_default_initial_focus          (GtkFileChooserEmbed *chooser_embed);
 334
 335 static void add_selection_to_recent_list (GtkFileChooserDefault *impl);
 336
 337 static void location_popup_handler  (GtkFileChooserDefault *impl,
 338                                      const gchar           *path);
 339 static void location_popup_on_paste_handler (GtkFileChooserDefault *impl);
 340 static void location_toggle_popup_handler   (GtkFileChooserDefault *impl);
 341 static void up_folder_handler       (GtkFileChooserDefault *impl);
 342 static void down_folder_handler     (GtkFileChooserDefault *impl);
 343 static void home_folder_handler     (GtkFileChooserDefault *impl);
 344 static void desktop_folder_handler  (GtkFileChooserDefault *impl);
 345 static void quick_bookmark_handler  (GtkFileChooserDefault *impl,
 346                                      gint                   bookmark_index);
 347 static void show_hidden_handler     (GtkFileChooserDefault *impl);
 348 static void search_shortcut_handler (GtkFileChooserDefault *impl);
 349 static void recent_shortcut_handler (GtkFileChooserDefault *impl);
 350 static void update_appearance       (GtkFileChooserDefault *impl);
 351
 352 static void set_current_filter   (GtkFileChooserDefault *impl,
 353                                   GtkFileFilter         *filter);
 354 static void check_preview_change (GtkFileChooserDefault *impl);
 355
 356 static void filter_combo_changed       (GtkComboBox           *combo_box,
 357                                         GtkFileChooserDefault *impl);
 358
 359 static gboolean shortcuts_key_press_event_cb (GtkWidget             *widget,
 360                                               GdkEventKey           *event,
 361                                               GtkFileChooserDefault *impl);
 362
 363 static gboolean shortcuts_select_func   (GtkTreeSelection      *selection,
 364                                          GtkTreeModel          *model,
 365                                          GtkTreePath           *path,
 366                                          gboolean               path_currently_selected,
 367                                          gpointer               data);
 368 static gboolean shortcuts_get_selected  (GtkFileChooserDefault *impl,
 369                                          GtkTreeIter           *iter);
 370 static void shortcuts_activate_iter (GtkFileChooserDefault *impl,
 371                                      GtkTreeIter           *iter);
 372 static int shortcuts_get_index (GtkFileChooserDefault *impl,
 373                                 ShortcutsIndex         where);
 374 static int shortcut_find_position (GtkFileChooserDefault *impl,
 375                                    GFile                 *file);
 376
 377 static void bookmarks_check_add_sensitivity (GtkFileChooserDefault *impl);
 378
 379 static gboolean list_select_func   (GtkTreeSelection      *selection,
 380                                     GtkTreeModel          *model,
 381                                     GtkTreePath           *path,
 382                                     gboolean               path_currently_selected,
 383                                     gpointer               data);
 384
 385 static void list_selection_changed     (GtkTreeSelection      *tree_selection,
 386                                         GtkFileChooserDefault *impl);
 387 static void list_row_activated         (GtkTreeView           *tree_view,
 388                                         GtkTreePath           *path,
 389                                         GtkTreeViewColumn     *column,
 390                                         GtkFileChooserDefault *impl);
 391
 392 static void path_bar_clicked (GtkPathBar            *path_bar,
 393                               GFile                 *file,
 394                               GFile                 *child,
 395                               gboolean               child_is_hidden,
 396                               GtkFileChooserDefault *impl);
 397
 398 static void add_bookmark_button_clicked_cb    (GtkButton             *button,
 399                                                GtkFileChooserDefault *impl);
 400 static void remove_bookmark_button_clicked_cb (GtkButton             *button,
 401                                                GtkFileChooserDefault *impl);
 402
 403 static void update_cell_renderer_attributes (GtkFileChooserDefault *impl);
 404
 405 static void load_remove_timer (GtkFileChooserDefault *impl);
 406 static void browse_files_center_selected_row (GtkFileChooserDefault *impl);
 407
 408 static void location_button_toggled_cb (GtkToggleButton *toggle,
 409                                         GtkFileChooserDefault *impl);
 410 static void location_switch_to_path_bar (GtkFileChooserDefault *impl);
 411
 412 static void stop_loading_and_clear_list_model (GtkFileChooserDefault *impl,
 413                                                gboolean remove_from_treeview);
 414
 415 static void     search_setup_widgets         (GtkFileChooserDefault *impl);
 416 static void     search_stop_searching        (GtkFileChooserDefault *impl,
 417                                               gboolean               remove_query);
 418 static void     search_clear_model           (GtkFileChooserDefault *impl,
 419                                               gboolean               remove_from_treeview);
 420 static gboolean search_should_respond        (GtkFileChooserDefault *impl);
 421 static GSList  *search_get_selected_files    (GtkFileChooserDefault *impl);
 422 static void     search_entry_activate_cb     (GtkEntry              *entry,
 423                                               gpointer               data);
 424 static void     settings_load                (GtkFileChooserDefault *impl);
 425
 426 static void     recent_start_loading         (GtkFileChooserDefault *impl);
 427 static void     recent_stop_loading          (GtkFileChooserDefault *impl);
 428 static void     recent_clear_model           (GtkFileChooserDefault *impl,
 429                                               gboolean               remove_from_treeview);
 430 static gboolean recent_should_respond        (GtkFileChooserDefault *impl);
 431 static GSList * recent_get_selected_files    (GtkFileChooserDefault *impl);
 432 static void     set_file_system_backend      (GtkFileChooserDefault *impl);
 433 static void     unset_file_system_backend    (GtkFileChooserDefault *impl);
 434
 435
 436
 437 \f
 438
 439 /* Drag and drop interface declarations */
 440
 441 typedef struct {
 442   GtkTreeModelFilter parent;
 443
 444   GtkFileChooserDefault *impl;
 445 } ShortcutsPaneModelFilter;
 446
 447 typedef struct {
 448   GtkTreeModelFilterClass parent_class;
 449 } ShortcutsPaneModelFilterClass;
 450
 451 #define SHORTCUTS_PANE_MODEL_FILTER_TYPE (_shortcuts_pane_model_filter_get_type ())
 452 #define SHORTCUTS_PANE_MODEL_FILTER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), SHORTCUTS_PANE_MODEL_FILTER_TYPE, ShortcutsPaneModelFilter))
 453
 454 static void shortcuts_pane_model_filter_drag_source_iface_init (GtkTreeDragSourceIface *iface);
 455
 456 G_DEFINE_TYPE_WITH_CODE (ShortcutsPaneModelFilter,
 457                          _shortcuts_pane_model_filter,
 458                          GTK_TYPE_TREE_MODEL_FILTER,
 459                          G_IMPLEMENT_INTERFACE (GTK_TYPE_TREE_DRAG_SOURCE,
 460                                                 shortcuts_pane_model_filter_drag_source_iface_init))
 461
 462 static GtkTreeModel *shortcuts_pane_model_filter_new (GtkFileChooserDefault *impl,
 463                                                       GtkTreeModel          *child_model,
 464                                                       GtkTreePath           *root);
 465
 466 \f
 467
 468 G_DEFINE_TYPE_WITH_CODE (GtkFileChooserDefault, _gtk_file_chooser_default, GTK_TYPE_BOX,
 469                          G_IMPLEMENT_INTERFACE (GTK_TYPE_FILE_CHOOSER,
 470                                                 gtk_file_chooser_default_iface_init)
 471                          G_IMPLEMENT_INTERFACE (GTK_TYPE_FILE_CHOOSER_EMBED,
 472                                                 gtk_file_chooser_embed_default_iface_init));
 473
 474
 475 static void
 476 add_normal_and_shifted_binding (GtkBindingSet  *binding_set,
 477                                 guint           keyval,
 478                                 GdkModifierType modifiers,
 479                                 const gchar    *signal_name)
 480 {
 481   gtk_binding_entry_add_signal (binding_set,
 482                                 keyval, modifiers,
 483                                 signal_name, 0);
 484
 485   gtk_binding_entry_add_signal (binding_set,
 486                                 keyval, modifiers | GDK_SHIFT_MASK,
 487                                 signal_name, 0);
 488 }
 489
 490 static void
 491 _gtk_file_chooser_default_class_init (GtkFileChooserDefaultClass *class)
 492 {
 493   static const guint quick_bookmark_keyvals[10] = {
 494     GDK_KEY_1, GDK_KEY_2, GDK_KEY_3, GDK_KEY_4, GDK_KEY_5, GDK_KEY_6, GDK_KEY_7, GDK_KEY_8, GDK_KEY_9, GDK_KEY_0
 495   };
 496   GObjectClass *gobject_class = G_OBJECT_CLASS (class);
 497   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
 498   GtkBindingSet *binding_set;
 499   int i;
 500
 501   gobject_class->finalize = gtk_file_chooser_default_finalize;
 502   gobject_class->constructor = gtk_file_chooser_default_constructor;
 503   gobject_class->set_property = gtk_file_chooser_default_set_property;
 504   gobject_class->get_property = gtk_file_chooser_default_get_property;
 505   gobject_class->dispose = gtk_file_chooser_default_dispose;
 506
 507   widget_class->show_all = gtk_file_chooser_default_show_all;
 508   widget_class->realize = gtk_file_chooser_default_realize;
 509   widget_class->map = gtk_file_chooser_default_map;
 510   widget_class->unmap = gtk_file_chooser_default_unmap;
 511   widget_class->hierarchy_changed = gtk_file_chooser_default_hierarchy_changed;
 512   widget_class->style_updated = gtk_file_chooser_default_style_updated;
 513   widget_class->screen_changed = gtk_file_chooser_default_screen_changed;
 514   widget_class->size_allocate = gtk_file_chooser_default_size_allocate;
 515
 516   signals[LOCATION_POPUP] =
 517     g_signal_new_class_handler (I_("location-popup"),
 518                                 G_OBJECT_CLASS_TYPE (class),
 519                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 520                                 G_CALLBACK (location_popup_handler),
 521                                 NULL, NULL,
 522                                 _gtk_marshal_VOID__STRING,
 523                                 G_TYPE_NONE, 1, G_TYPE_STRING);
 524
 525   signals[LOCATION_POPUP_ON_PASTE] =
 526     g_signal_new_class_handler (I_("location-popup-on-paste"),
 527                                 G_OBJECT_CLASS_TYPE (class),
 528                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 529                                 G_CALLBACK (location_popup_on_paste_handler),
 530                                 NULL, NULL,
 531                                 _gtk_marshal_VOID__VOID,
 532                                 G_TYPE_NONE, 0);
 533
 534   signals[LOCATION_TOGGLE_POPUP] =
 535     g_signal_new_class_handler (I_("location-toggle-popup"),
 536                                 G_OBJECT_CLASS_TYPE (class),
 537                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 538                                 G_CALLBACK (location_toggle_popup_handler),
 539                                 NULL, NULL,
 540                                 _gtk_marshal_VOID__VOID,
 541                                 G_TYPE_NONE, 0);
 542
 543   signals[UP_FOLDER] =
 544     g_signal_new_class_handler (I_("up-folder"),
 545                                 G_OBJECT_CLASS_TYPE (class),
 546                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 547                                 G_CALLBACK (up_folder_handler),
 548                                 NULL, NULL,
 549                                 _gtk_marshal_VOID__VOID,
 550                                 G_TYPE_NONE, 0);
 551
 552   signals[DOWN_FOLDER] =
 553     g_signal_new_class_handler (I_("down-folder"),
 554                                 G_OBJECT_CLASS_TYPE (class),
 555                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 556                                 G_CALLBACK (down_folder_handler),
 557                                 NULL, NULL,
 558                                 _gtk_marshal_VOID__VOID,
 559                                 G_TYPE_NONE, 0);
 560
 561   signals[HOME_FOLDER] =
 562     g_signal_new_class_handler (I_("home-folder"),
 563                                 G_OBJECT_CLASS_TYPE (class),
 564                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 565                                 G_CALLBACK (home_folder_handler),
 566                                 NULL, NULL,
 567                                 _gtk_marshal_VOID__VOID,
 568                                 G_TYPE_NONE, 0);
 569
 570   signals[DESKTOP_FOLDER] =
 571     g_signal_new_class_handler (I_("desktop-folder"),
 572                                 G_OBJECT_CLASS_TYPE (class),
 573                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 574                                 G_CALLBACK (desktop_folder_handler),
 575                                 NULL, NULL,
 576                                 _gtk_marshal_VOID__VOID,
 577                                 G_TYPE_NONE, 0);
 578
 579   signals[QUICK_BOOKMARK] =
 580     g_signal_new_class_handler (I_("quick-bookmark"),
 581                                 G_OBJECT_CLASS_TYPE (class),
 582                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 583                                 G_CALLBACK (quick_bookmark_handler),
 584                                 NULL, NULL,
 585                                 _gtk_marshal_VOID__INT,
 586                                 G_TYPE_NONE, 1, G_TYPE_INT);
 587
 588   signals[SHOW_HIDDEN] =
 589     g_signal_new_class_handler (I_("show-hidden"),
 590                                 G_OBJECT_CLASS_TYPE (class),
 591                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 592                                 G_CALLBACK (show_hidden_handler),
 593                                 NULL, NULL,
 594                                 _gtk_marshal_VOID__VOID,
 595                                 G_TYPE_NONE, 0);
 596
 597   signals[SEARCH_SHORTCUT] =
 598     g_signal_new_class_handler (I_("search-shortcut"),
 599                                 G_OBJECT_CLASS_TYPE (class),
 600                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 601                                 G_CALLBACK (search_shortcut_handler),
 602                                 NULL, NULL,
 603                                 _gtk_marshal_VOID__VOID,
 604                                 G_TYPE_NONE, 0);
 605
 606   signals[RECENT_SHORTCUT] =
 607     g_signal_new_class_handler (I_("recent-shortcut"),
 608                                 G_OBJECT_CLASS_TYPE (class),
 609                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 610                                 G_CALLBACK (recent_shortcut_handler),
 611                                 NULL, NULL,
 612                                 _gtk_marshal_VOID__VOID,
 613                                 G_TYPE_NONE, 0);
 614
 615   binding_set = gtk_binding_set_by_class (class);
 616
 617   gtk_binding_entry_add_signal (binding_set,
 618                                 GDK_KEY_l, GDK_CONTROL_MASK,
 619                                 "location-toggle-popup",
 620                                 0);
 621
 622   gtk_binding_entry_add_signal (binding_set,
 623                                 GDK_KEY_slash, 0,
 624                                 "location-popup",
 625                                 1, G_TYPE_STRING, "/");
 626   gtk_binding_entry_add_signal (binding_set,
 627                                 GDK_KEY_KP_Divide, 0,
 628                                 "location-popup",
 629                                 1, G_TYPE_STRING, "/");
 630
 631 #ifdef G_OS_UNIX
 632   gtk_binding_entry_add_signal (binding_set,
 633                                 GDK_KEY_asciitilde, 0,
 634                                 "location-popup",
 635                                 1, G_TYPE_STRING, "~");
 636 #endif
 637
 638   gtk_binding_entry_add_signal (binding_set,
 639                                 GDK_KEY_v, GDK_CONTROL_MASK,
 640                                 "location-popup-on-paste",
 641                                 0);
 642   gtk_binding_entry_add_signal (binding_set,
 643                                 GDK_KEY_BackSpace, 0,
 644                                 "up-folder",
 645                                 0);
 646
 647   add_normal_and_shifted_binding (binding_set,
 648                                   GDK_KEY_Up, GDK_MOD1_MASK,
 649                                   "up-folder");
 650
 651   add_normal_and_shifted_binding (binding_set,
 652                                   GDK_KEY_KP_Up, GDK_MOD1_MASK,
 653                                   "up-folder");
 654
 655   add_normal_and_shifted_binding (binding_set,
 656                                   GDK_KEY_Down, GDK_MOD1_MASK,
 657                                   "down-folder");
 658   add_normal_and_shifted_binding (binding_set,
 659                                   GDK_KEY_KP_Down, GDK_MOD1_MASK,
 660                                   "down-folder");
 661
 662   gtk_binding_entry_add_signal (binding_set,
 663                                 GDK_KEY_Home, GDK_MOD1_MASK,
 664                                 "home-folder",
 665                                 0);
 666   gtk_binding_entry_add_signal (binding_set,
 667                                 GDK_KEY_KP_Home, GDK_MOD1_MASK,
 668                                 "home-folder",
 669                                 0);
 670   gtk_binding_entry_add_signal (binding_set,
 671                                 GDK_KEY_d, GDK_MOD1_MASK,
 672                                 "desktop-folder",
 673                                 0);
 674   gtk_binding_entry_add_signal (binding_set,
 675                                 GDK_KEY_h, GDK_CONTROL_MASK,
 676                                 "show-hidden",
 677                                 0);
 678   gtk_binding_entry_add_signal (binding_set,
 679                                 GDK_KEY_s, GDK_MOD1_MASK,
 680                                 "search-shortcut",
 681                                 0);
 682   gtk_binding_entry_add_signal (binding_set,
 683                                 GDK_KEY_r, GDK_MOD1_MASK,
 684                                 "recent-shortcut",
 685                                 0);
 686
 687   for (i = 0; i < 10; i++)
 688     gtk_binding_entry_add_signal (binding_set,
 689                                   quick_bookmark_keyvals[i], GDK_MOD1_MASK,
 690                                   "quick-bookmark",
 691                                   1, G_TYPE_INT, i);
 692
 693   _gtk_file_chooser_install_properties (gobject_class);
 694 }
 695
 696 static void
 697 gtk_file_chooser_default_iface_init (GtkFileChooserIface *iface)
 698 {
 699   iface->select_file = gtk_file_chooser_default_select_file;
 700   iface->unselect_file = gtk_file_chooser_default_unselect_file;
 701   iface->select_all = gtk_file_chooser_default_select_all;
 702   iface->unselect_all = gtk_file_chooser_default_unselect_all;
 703   iface->get_files = gtk_file_chooser_default_get_files;
 704   iface->get_preview_file = gtk_file_chooser_default_get_preview_file;
 705   iface->get_file_system = gtk_file_chooser_default_get_file_system;
 706   iface->set_current_folder = gtk_file_chooser_default_set_current_folder;
 707   iface->get_current_folder = gtk_file_chooser_default_get_current_folder;
 708   iface->set_current_name = gtk_file_chooser_default_set_current_name;
 709   iface->add_filter = gtk_file_chooser_default_add_filter;
 710   iface->remove_filter = gtk_file_chooser_default_remove_filter;
 711   iface->list_filters = gtk_file_chooser_default_list_filters;
 712   iface->add_shortcut_folder = gtk_file_chooser_default_add_shortcut_folder;
 713   iface->remove_shortcut_folder = gtk_file_chooser_default_remove_shortcut_folder;
 714   iface->list_shortcut_folders = gtk_file_chooser_default_list_shortcut_folders;
 715 }
 716
 717 static void
 718 gtk_file_chooser_embed_default_iface_init (GtkFileChooserEmbedIface *iface)
 719 {
 720   iface->get_default_size = gtk_file_chooser_default_get_default_size;
 721   iface->should_respond = gtk_file_chooser_default_should_respond;
 722   iface->initial_focus = gtk_file_chooser_default_initial_focus;
 723 }
 724
 725 static void
 726 _gtk_file_chooser_default_init (GtkFileChooserDefault *impl)
 727 {
 728   profile_start ("start", NULL);
 729 #ifdef PROFILE_FILE_CHOOSER
 730   access ("MARK: *** CREATE FILE CHOOSER", F_OK);
 731 #endif
 732   impl->local_only = TRUE;
 733   impl->preview_widget_active = TRUE;
 734   impl->use_preview_label = TRUE;
 735   impl->select_multiple = FALSE;
 736   impl->show_hidden = FALSE;
 737   impl->show_size_column = TRUE;
 738   impl->icon_size = FALLBACK_ICON_SIZE;
 739   impl->load_state = LOAD_EMPTY;
 740   impl->reload_state = RELOAD_EMPTY;
 741   impl->pending_select_files = NULL;
 742   impl->location_mode = LOCATION_MODE_PATH_BAR;
 743   impl->operation_mode = OPERATION_MODE_BROWSE;
 744   impl->sort_column = MODEL_COL_NAME;
 745   impl->sort_order = GTK_SORT_ASCENDING;
 746   impl->recent_manager = gtk_recent_manager_get_default ();
 747   impl->create_folders = TRUE;
 748
 749   gtk_orientable_set_orientation (GTK_ORIENTABLE (impl),
 750                                   GTK_ORIENTATION_VERTICAL);
 751   gtk_box_set_spacing (GTK_BOX (impl), 12);
 752
 753   set_file_system_backend (impl);
 754
 755   profile_end ("end", NULL);
 756 }
 757
 758 /* Frees the data columns for the specified iter in the shortcuts model*/
 759 static void
 760 shortcuts_free_row_data (GtkFileChooserDefault *impl,
 761                          GtkTreeIter           *iter)
 762 {
 763   gpointer col_data;
 764   ShortcutType shortcut_type;
 765   GCancellable *cancellable;
 766
 767   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), iter,
 768                       SHORTCUTS_COL_DATA, &col_data,
 769                       SHORTCUTS_COL_TYPE, &shortcut_type,
 770                       SHORTCUTS_COL_CANCELLABLE, &cancellable,
 771                       -1);
 772
 773   if (cancellable)
 774     {
 775       g_cancellable_cancel (cancellable);
 776       g_object_unref (cancellable);
 777     }
 778
 779   if (!(shortcut_type == SHORTCUT_TYPE_FILE ||
 780         shortcut_type == SHORTCUT_TYPE_VOLUME) ||
 781       !col_data)
 782     return;
 783
 784   if (shortcut_type == SHORTCUT_TYPE_VOLUME)
 785     {
 786       GtkFileSystemVolume *volume;
 787
 788       volume = col_data;
 789       _gtk_file_system_volume_unref (volume);
 790     }
 791   if (shortcut_type == SHORTCUT_TYPE_FILE)
 792     {
 793       GFile *file;
 794
 795       file = col_data;
 796       g_object_unref (file);
 797     }
 798 }
 799
 800 /* Frees all the data columns in the shortcuts model */
 801 static void
 802 shortcuts_free (GtkFileChooserDefault *impl)
 803 {
 804   GtkTreeIter iter;
 805
 806   if (!impl->shortcuts_model)
 807     return;
 808
 809   if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
 810     do
 811       {
 812         shortcuts_free_row_data (impl, &iter);
 813       }
 814     while (gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter));
 815
 816   g_object_unref (impl->shortcuts_model);
 817   impl->shortcuts_model = NULL;
 818 }
 819
 820 static void
 821 pending_select_files_free (GtkFileChooserDefault *impl)
 822 {
 823   g_slist_foreach (impl->pending_select_files, (GFunc) g_object_unref, NULL);
 824   g_slist_free (impl->pending_select_files);
 825   impl->pending_select_files = NULL;
 826 }
 827
 828 static void
 829 pending_select_files_add (GtkFileChooserDefault *impl,
 830                           GFile                 *file)
 831 {
 832   impl->pending_select_files =
 833     g_slist_prepend (impl->pending_select_files, g_object_ref (file));
 834 }
 835
 836 static void
 837 gtk_file_chooser_default_finalize (GObject *object)
 838 {
 839   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
 840   GSList *l;
 841
 842   unset_file_system_backend (impl);
 843
 844   if (impl->shortcuts_pane_filter_model)
 845     g_object_unref (impl->shortcuts_pane_filter_model);
 846
 847   shortcuts_free (impl);
 848
 849   g_free (impl->browse_files_last_selected_name);
 850
 851   for (l = impl->filters; l; l = l->next)
 852     {
 853       GtkFileFilter *filter;
 854
 855       filter = GTK_FILE_FILTER (l->data);
 856       g_object_unref (filter);
 857     }
 858   g_slist_free (impl->filters);
 859
 860   if (impl->current_filter)
 861     g_object_unref (impl->current_filter);
 862
 863   if (impl->current_volume_file)
 864     g_object_unref (impl->current_volume_file);
 865
 866   if (impl->current_folder)
 867     g_object_unref (impl->current_folder);
 868
 869   if (impl->preview_file)
 870     g_object_unref (impl->preview_file);
 871
 872   if (impl->browse_path_bar_size_group)
 873     g_object_unref (impl->browse_path_bar_size_group);
 874
 875   /* Free all the Models we have */
 876   stop_loading_and_clear_list_model (impl, FALSE);
 877   search_clear_model (impl, FALSE);
 878   recent_clear_model (impl, FALSE);
 879
 880   /* stopping the load above should have cleared this */
 881   g_assert (impl->load_timeout_id == 0);
 882
 883   g_free (impl->preview_display_name);
 884
 885   g_free (impl->edited_new_text);
 886
 887   G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->finalize (object);
 888 }
 889
 890 /* Shows an error dialog set as transient for the specified window */
 891 static void
 892 error_message_with_parent (GtkWindow  *parent,
 893                            const char *msg,
 894                            const char *detail)
 895 {
 896   GtkWidget *dialog;
 897
 898   dialog = gtk_message_dialog_new (parent,
 899                                    GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 900                                    GTK_MESSAGE_ERROR,
 901                                    GTK_BUTTONS_OK,
 902                                    "%s",
 903                                    msg);
 904   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
 905                                             "%s", detail);
 906
 907   if (parent && gtk_window_has_group (parent))
 908     gtk_window_group_add_window (gtk_window_get_group (parent),
 909                                  GTK_WINDOW (dialog));
 910
 911   gtk_dialog_run (GTK_DIALOG (dialog));
 912   gtk_widget_destroy (dialog);
 913 }
 914
 915 /* Returns a toplevel GtkWindow, or NULL if none */
 916 static GtkWindow *
 917 get_toplevel (GtkWidget *widget)
 918 {
 919   GtkWidget *toplevel;
 920
 921   toplevel = gtk_widget_get_toplevel (widget);
 922   if (!gtk_widget_is_toplevel (toplevel))
 923     return NULL;
 924   else
 925     return GTK_WINDOW (toplevel);
 926 }
 927
 928 /* Shows an error dialog for the file chooser */
 929 static void
 930 error_message (GtkFileChooserDefault *impl,
 931                const char            *msg,
 932                const char            *detail)
 933 {
 934   error_message_with_parent (get_toplevel (GTK_WIDGET (impl)), msg, detail);
 935 }
 936
 937 /* Shows a simple error dialog relative to a path.  Frees the GError as well. */
 938 static void
 939 error_dialog (GtkFileChooserDefault *impl,
 940               const char            *msg,
 941               GFile                 *file,
 942               GError                *error)
 943 {
 944   if (error)
 945     {
 946       char *uri = NULL;
 947       char *text;
 948
 949       if (file)
 950         uri = g_file_get_uri (file);
 951       text = g_strdup_printf (msg, uri);
 952       error_message (impl, text, error->message);
 953       g_free (text);
 954       g_free (uri);
 955       g_error_free (error);
 956     }
 957 }
 958
 959 /* Displays an error message about not being able to get information for a file.
 960  * Frees the GError as well.
 961  */
 962 static void
 963 error_getting_info_dialog (GtkFileChooserDefault *impl,
 964                            GFile                 *file,
 965                            GError                *error)
 966 {
 967   error_dialog (impl,
 968                 _("Could not retrieve information about the file"),
 969                 file, error);
 970 }
 971
 972 /* Shows an error dialog about not being able to add a bookmark */
 973 static void
 974 error_adding_bookmark_dialog (GtkFileChooserDefault *impl,
 975                               GFile                 *file,
 976                               GError                *error)
 977 {
 978   error_dialog (impl,
 979                 _("Could not add a bookmark"),
 980                 file, error);
 981 }
 982
 983 /* Shows an error dialog about not being able to remove a bookmark */
 984 static void
 985 error_removing_bookmark_dialog (GtkFileChooserDefault *impl,
 986                                 GFile                 *file,
 987                                 GError                *error)
 988 {
 989   error_dialog (impl,
 990                 _("Could not remove bookmark"),
 991                 file, error);
 992 }
 993
 994 /* Shows an error dialog about not being able to create a folder */
 995 static void
 996 error_creating_folder_dialog (GtkFileChooserDefault *impl,
 997                               GFile                 *file,
 998                               GError                *error)
 999 {
1000   error_dialog (impl,
1001                 _("The folder could not be created"),
1002                 file, error);
1003 }
1004
1005 /* Shows an error about not being able to create a folder because a file with
1006  * the same name is already there.
1007  */
1008 static void
1009 error_creating_folder_over_existing_file_dialog (GtkFileChooserDefault *impl,
1010                                                  GFile                 *file,
1011                                                  GError                *error)
1012 {
1013   error_dialog (impl,
1014                 _("The folder could not be created, as a file with the same "
1015                   "name already exists.  Try using a different name for the "
1016                   "folder, or rename the file first."),
1017                 file, error);
1018 }
1019
1020 static void
1021 error_with_file_under_nonfolder (GtkFileChooserDefault *impl,
1022                                  GFile *parent_file)
1023 {
1024   GError *error;
1025
1026   error = NULL;
1027   g_set_error_literal (&error, G_IO_ERROR, G_IO_ERROR_NOT_DIRECTORY,
1028                        _("You need to choose a valid filename."));
1029
1030   error_dialog (impl,
1031                 _("Cannot create a file under %s as it is not a folder"),
1032                 parent_file, error);
1033 }
1034
1035 /* Shows an error about not being able to select a folder because a file with
1036  * the same name is already there.
1037  */
1038 static void
1039 error_selecting_folder_over_existing_file_dialog (GtkFileChooserDefault *impl,
1040                                                   GFile                 *file)
1041 {
1042   error_dialog (impl,
1043                 _("You may only select folders.  The item that you selected is not a folder; "
1044                   "try using a different item."),
1045                 file, NULL);
1046 }
1047
1048 /* Shows an error dialog about not being able to create a filename */
1049 static void
1050 error_building_filename_dialog (GtkFileChooserDefault *impl,
1051                                 GError                *error)
1052 {
1053   error_dialog (impl, _("Invalid file name"),
1054                 NULL, error);
1055 }
1056
1057 /* Shows an error dialog when we cannot switch to a folder */
1058 static void
1059 error_changing_folder_dialog (GtkFileChooserDefault *impl,
1060                               GFile                 *file,
1061                               GError                *error)
1062 {
1063   error_dialog (impl, _("The folder contents could not be displayed"),
1064                 file, error);
1065 }
1066
1067 /* Changes folders, displaying an error dialog if this fails */
1068 static gboolean
1069 change_folder_and_display_error (GtkFileChooserDefault *impl,
1070                                  GFile                 *file,
1071                                  gboolean               clear_entry)
1072 {
1073   GError *error;
1074   gboolean result;
1075
1076   g_return_val_if_fail (G_IS_FILE (file), FALSE);
1077
1078   /* We copy the path because of this case:
1079    *
1080    * list_row_activated()
1081    *   fetches path from model; path belongs to the model (*)
1082    *   calls change_folder_and_display_error()
1083    *     calls gtk_file_chooser_set_current_folder_file()
1084    *       changing folders fails, sets model to NULL, thus freeing the path in (*)
1085    */
1086
1087   error = NULL;
1088   result = gtk_file_chooser_default_update_current_folder (GTK_FILE_CHOOSER (impl), file, TRUE, clear_entry, &error);
1089
1090   if (!result)
1091     error_changing_folder_dialog (impl, file, error);
1092
1093   return result;
1094 }
1095
1096 static void
1097 emit_default_size_changed (GtkFileChooserDefault *impl)
1098 {
1099   profile_msg ("    emit default-size-changed start", NULL);
1100   g_signal_emit_by_name (impl, "default-size-changed");
1101   profile_msg ("    emit default-size-changed end", NULL);
1102 }
1103
1104 static void
1105 update_preview_widget_visibility (GtkFileChooserDefault *impl)
1106 {
1107   if (impl->use_preview_label)
1108     {
1109       if (!impl->preview_label)
1110         {
1111           impl->preview_label = gtk_label_new (impl->preview_display_name);
1112           gtk_box_pack_start (GTK_BOX (impl->preview_box), impl->preview_label, FALSE, FALSE, 0);
1113           gtk_box_reorder_child (GTK_BOX (impl->preview_box), impl->preview_label, 0);
1114           gtk_label_set_ellipsize (GTK_LABEL (impl->preview_label), PANGO_ELLIPSIZE_MIDDLE);
1115           gtk_widget_show (impl->preview_label);
1116         }
1117     }
1118   else
1119     {
1120       if (impl->preview_label)
1121         {
1122           gtk_widget_destroy (impl->preview_label);
1123           impl->preview_label = NULL;
1124         }
1125     }
1126
1127   if (impl->preview_widget_active && impl->preview_widget)
1128     gtk_widget_show (impl->preview_box);
1129   else
1130     gtk_widget_hide (impl->preview_box);
1131
1132   if (!gtk_widget_get_mapped (GTK_WIDGET (impl)))
1133     emit_default_size_changed (impl);
1134 }
1135
1136 static void
1137 set_preview_widget (GtkFileChooserDefault *impl,
1138                     GtkWidget             *preview_widget)
1139 {
1140   if (preview_widget == impl->preview_widget)
1141     return;
1142
1143   if (impl->preview_widget)
1144     gtk_container_remove (GTK_CONTAINER (impl->preview_box),
1145                           impl->preview_widget);
1146
1147   impl->preview_widget = preview_widget;
1148   if (impl->preview_widget)
1149     {
1150       gtk_widget_show (impl->preview_widget);
1151       gtk_box_pack_start (GTK_BOX (impl->preview_box), impl->preview_widget, TRUE, TRUE, 0);
1152       gtk_box_reorder_child (GTK_BOX (impl->preview_box),
1153                              impl->preview_widget,
1154                              (impl->use_preview_label && impl->preview_label) ? 1 : 0);
1155     }
1156
1157   update_preview_widget_visibility (impl);
1158 }
1159
1160 /* Renders a "Search" icon at an appropriate size for a tree view */
1161 static GdkPixbuf *
1162 render_search_icon (GtkFileChooserDefault *impl)
1163 {
1164   return gtk_widget_render_icon_pixbuf (GTK_WIDGET (impl), GTK_STOCK_FIND, GTK_ICON_SIZE_MENU);
1165 }
1166
1167 static GdkPixbuf *
1168 render_recent_icon (GtkFileChooserDefault *impl)
1169 {
1170   GtkIconTheme *theme;
1171   GdkPixbuf *retval;
1172
1173   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
1174     theme = gtk_icon_theme_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
1175   else
1176     theme = gtk_icon_theme_get_default ();
1177
1178   retval = gtk_icon_theme_load_icon (theme, "document-open-recent",
1179                                      impl->icon_size, 0,
1180                                      NULL);
1181
1182   /* fallback */
1183   if (!retval)
1184     retval = gtk_widget_render_icon_pixbuf (GTK_WIDGET (impl), GTK_STOCK_FILE, GTK_ICON_SIZE_MENU);
1185
1186   return retval;
1187 }
1188
1189
1190 /* Re-reads all the icons for the shortcuts, used when the theme changes */
1191 struct ReloadIconsData
1192 {
1193   GtkFileChooserDefault *impl;
1194   GtkTreeRowReference *row_ref;
1195 };
1196
1197 static void
1198 shortcuts_reload_icons_get_info_cb (GCancellable *cancellable,
1199                                     GFileInfo    *info,
1200                                     const GError *error,
1201                                     gpointer      user_data)
1202 {
1203   GdkPixbuf *pixbuf;
1204   GtkTreeIter iter;
1205   GtkTreePath *path;
1206   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
1207   struct ReloadIconsData *data = user_data;
1208
1209   if (!g_slist_find (data->impl->reload_icon_cancellables, cancellable))
1210     goto out;
1211
1212   data->impl->reload_icon_cancellables = g_slist_remove (data->impl->reload_icon_cancellables, cancellable);
1213
1214   if (cancelled || error)
1215     goto out;
1216
1217   pixbuf = _gtk_file_info_render_icon (info, GTK_WIDGET (data->impl), data->impl->icon_size);
1218
1219   path = gtk_tree_row_reference_get_path (data->row_ref);
1220   if (path)
1221     {
1222       gtk_tree_model_get_iter (GTK_TREE_MODEL (data->impl->shortcuts_model), &iter, path);
1223       gtk_list_store_set (data->impl->shortcuts_model, &iter,
1224                           SHORTCUTS_COL_PIXBUF, pixbuf,
1225                           -1);
1226       gtk_tree_path_free (path);
1227     }
1228
1229   if (pixbuf)
1230     g_object_unref (pixbuf);
1231
1232 out:
1233   gtk_tree_row_reference_free (data->row_ref);
1234   g_object_unref (data->impl);
1235   g_free (data);
1236
1237   g_object_unref (cancellable);
1238 }
1239
1240 static void
1241 shortcuts_reload_icons (GtkFileChooserDefault *impl)
1242 {
1243   GSList *l;
1244   GtkTreeIter iter;
1245
1246   profile_start ("start", NULL);
1247
1248   if (!gtk_tree_model_get_iter_first (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
1249     goto out;
1250
1251   for (l = impl->reload_icon_cancellables; l; l = l->next)
1252     {
1253       GCancellable *cancellable = G_CANCELLABLE (l->data);
1254       g_cancellable_cancel (cancellable);
1255     }
1256   g_slist_free (impl->reload_icon_cancellables);
1257   impl->reload_icon_cancellables = NULL;
1258
1259   do
1260     {
1261       gpointer data;
1262       ShortcutType shortcut_type;
1263       gboolean pixbuf_visible;
1264       GdkPixbuf *pixbuf;
1265
1266       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
1267                           SHORTCUTS_COL_DATA, &data,
1268                           SHORTCUTS_COL_TYPE, &shortcut_type,
1269                           SHORTCUTS_COL_PIXBUF_VISIBLE, &pixbuf_visible,
1270                           -1);
1271
1272       pixbuf = NULL;
1273       if (pixbuf_visible)
1274         {
1275           if (shortcut_type == SHORTCUT_TYPE_VOLUME)
1276             {
1277               GtkFileSystemVolume *volume;
1278
1279               volume = data;
1280               pixbuf = _gtk_file_system_volume_render_icon (volume, GTK_WIDGET (impl),
1281                                                             impl->icon_size, NULL);
1282             }
1283           else if (shortcut_type == SHORTCUT_TYPE_FILE)
1284             {
1285               if (g_file_is_native (G_FILE (data)))
1286                 {
1287                   GFile *file;
1288                   struct ReloadIconsData *info;
1289                   GtkTreePath *tree_path;
1290                   GCancellable *cancellable;
1291
1292                   file = data;
1293
1294                   info = g_new0 (struct ReloadIconsData, 1);
1295                   info->impl = g_object_ref (impl);
1296                   tree_path = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->shortcuts_model), &iter);
1297                   info->row_ref = gtk_tree_row_reference_new (GTK_TREE_MODEL (impl->shortcuts_model), tree_path);
1298                   gtk_tree_path_free (tree_path);
1299
1300                   cancellable = _gtk_file_system_get_info (impl->file_system, file,
1301                                                            "standard::icon",
1302                                                            shortcuts_reload_icons_get_info_cb,
1303                                                            info);
1304                   impl->reload_icon_cancellables = g_slist_append (impl->reload_icon_cancellables, cancellable);
1305                 }
1306               else
1307                 {
1308                   GtkIconTheme *icon_theme;
1309
1310                   /* Don't call get_info for remote paths to avoid latency and
1311                    * auth dialogs.
1312                    * If we switch to a better bookmarks file format (XBEL), we
1313                    * should use mime info to get a better icon.
1314                    */
1315                   icon_theme = gtk_icon_theme_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
1316                   pixbuf = gtk_icon_theme_load_icon (icon_theme, "folder-remote",
1317                                                      impl->icon_size, 0, NULL);
1318                 }
1319             }
1320           else if (shortcut_type == SHORTCUT_TYPE_SEARCH)
1321             {
1322               pixbuf = render_search_icon (impl);
1323             }
1324           else if (shortcut_type == SHORTCUT_TYPE_RECENT)
1325             {
1326               pixbuf = render_recent_icon (impl);
1327             }
1328
1329           gtk_list_store_set (impl->shortcuts_model, &iter,
1330                               SHORTCUTS_COL_PIXBUF, pixbuf,
1331                               -1);
1332
1333           if (pixbuf)
1334             g_object_unref (pixbuf);
1335
1336         }
1337     }
1338   while (gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model),&iter));
1339
1340  out:
1341
1342   profile_end ("end", NULL);
1343 }
1344
1345 static void
1346 shortcuts_find_folder (GtkFileChooserDefault *impl,
1347                        GFile                 *folder)
1348 {
1349   GtkTreeSelection *selection;
1350   int pos;
1351   GtkTreePath *path;
1352
1353   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
1354
1355   g_assert (folder != NULL);
1356   pos = shortcut_find_position (impl, folder);
1357   if (pos == -1)
1358     {
1359       gtk_tree_selection_unselect_all (selection);
1360       return;
1361     }
1362
1363   path = gtk_tree_path_new_from_indices (pos, -1);
1364   gtk_tree_selection_select_path (selection, path);
1365   gtk_tree_path_free (path);
1366 }
1367
1368 /* If a shortcut corresponds to the current folder, selects it */
1369 static void
1370 shortcuts_find_current_folder (GtkFileChooserDefault *impl)
1371 {
1372   shortcuts_find_folder (impl, impl->current_folder);
1373 }
1374
1375 /* Removes the specified number of rows from the shortcuts list */
1376 static void
1377 shortcuts_remove_rows (GtkFileChooserDefault *impl,
1378                        int                    start_row,
1379                        int                    n_rows)
1380 {
1381   GtkTreePath *path;
1382
1383   path = gtk_tree_path_new_from_indices (start_row, -1);
1384
1385   for (; n_rows; n_rows--)
1386     {
1387       GtkTreeIter iter;
1388
1389       if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (impl->shortcuts_model), &iter, path))
1390         g_assert_not_reached ();
1391
1392       shortcuts_free_row_data (impl, &iter);
1393       gtk_list_store_remove (impl->shortcuts_model, &iter);
1394     }
1395
1396   gtk_tree_path_free (path);
1397 }
1398
1399 static void
1400 shortcuts_update_count (GtkFileChooserDefault *impl,
1401                         ShortcutsIndex         type,
1402                         gint                   value)
1403 {
1404   switch (type)
1405     {
1406       case SHORTCUTS_HOME:
1407         if (value < 0)
1408           impl->has_home = FALSE;
1409         else
1410           impl->has_home = TRUE;
1411         break;
1412
1413       case SHORTCUTS_DESKTOP:
1414         if (value < 0)
1415           impl->has_desktop = FALSE;
1416         else
1417           impl->has_desktop = TRUE;
1418         break;
1419
1420       case SHORTCUTS_VOLUMES:
1421         impl->num_volumes += value;
1422         break;
1423
1424       case SHORTCUTS_SHORTCUTS:
1425         impl->num_shortcuts += value;
1426         break;
1427
1428       case SHORTCUTS_BOOKMARKS:
1429         impl->num_bookmarks += value;
1430         break;
1431
1432       case SHORTCUTS_CURRENT_FOLDER:
1433         if (value < 0)
1434           impl->shortcuts_current_folder_active = FALSE;
1435         else
1436           impl->shortcuts_current_folder_active = TRUE;
1437         break;
1438
1439       default:
1440         /* nothing */
1441         break;
1442     }
1443 }
1444
1445 struct ShortcutsInsertRequest
1446 {
1447   GtkFileChooserDefault *impl;
1448   GFile *file;
1449   int pos;
1450   char *label_copy;
1451   GtkTreeRowReference *row_ref;
1452   ShortcutsIndex type;
1453   gboolean name_only;
1454   gboolean removable;
1455 };
1456
1457 static void
1458 get_file_info_finished (GCancellable *cancellable,
1459                         GFileInfo    *info,
1460                         const GError *error,
1461                         gpointer      data)
1462 {
1463   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
1464   GdkPixbuf *pixbuf;
1465   GtkTreePath *path;
1466   GtkTreeIter iter;
1467   GCancellable *model_cancellable = NULL;
1468   struct ShortcutsInsertRequest *request = data;
1469
1470   path = gtk_tree_row_reference_get_path (request->row_ref);
1471   if (!path)
1472     /* Handle doesn't exist anymore in the model */
1473     goto out;
1474
1475   gtk_tree_model_get_iter (GTK_TREE_MODEL (request->impl->shortcuts_model),
1476                            &iter, path);
1477   gtk_tree_path_free (path);
1478
1479   /* validate cancellable, else goto out */
1480   gtk_tree_model_get (GTK_TREE_MODEL (request->impl->shortcuts_model), &iter,
1481                       SHORTCUTS_COL_CANCELLABLE, &model_cancellable,
1482                       -1);
1483   if (cancellable != model_cancellable)
1484     goto out;
1485
1486   /* set the cancellable to NULL in the model (we unref later on) */
1487   gtk_list_store_set (request->impl->shortcuts_model, &iter,
1488                       SHORTCUTS_COL_CANCELLABLE, NULL,
1489                       -1);
1490
1491   if (cancelled)
1492     goto out;
1493
1494   if (!info)
1495     {
1496       gtk_list_store_remove (request->impl->shortcuts_model, &iter);
1497       shortcuts_update_count (request->impl, request->type, -1);
1498
1499       if (request->type == SHORTCUTS_HOME)
1500         {
1501           GFile *home;
1502
1503           home = g_file_new_for_path (g_get_home_dir ());
1504           error_getting_info_dialog (request->impl, home, g_error_copy (error));
1505           g_object_unref (home);
1506         }
1507       else if (request->type == SHORTCUTS_CURRENT_FOLDER)
1508         {
1509           /* Remove the current folder separator */
1510           gint separator_pos = shortcuts_get_index (request->impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
1511           shortcuts_remove_rows (request->impl, separator_pos, 1);
1512         }
1513
1514       goto out;
1515     }
1516
1517   if (!request->label_copy)
1518     request->label_copy = g_strdup (g_file_info_get_display_name (info));
1519   pixbuf = _gtk_file_info_render_icon (info, GTK_WIDGET (request->impl),
1520                                        request->impl->icon_size);
1521
1522   gtk_list_store_set (request->impl->shortcuts_model, &iter,
1523                       SHORTCUTS_COL_PIXBUF, pixbuf,
1524                       SHORTCUTS_COL_PIXBUF_VISIBLE, TRUE,
1525                       SHORTCUTS_COL_NAME, request->label_copy,
1526                       SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_FILE,
1527                       SHORTCUTS_COL_REMOVABLE, request->removable,
1528                       -1);
1529
1530   if (request->impl->shortcuts_pane_filter_model)
1531     gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (request->impl->shortcuts_pane_filter_model));
1532
1533   if (pixbuf)
1534     g_object_unref (pixbuf);
1535
1536 out:
1537   g_object_unref (request->impl);
1538   g_object_unref (request->file);
1539   gtk_tree_row_reference_free (request->row_ref);
1540   g_free (request->label_copy);
1541   g_free (request);
1542
1543   if (model_cancellable)
1544     g_object_unref (model_cancellable);
1545 }
1546
1547 /* FIXME: GtkFileSystem needs a function to split a remote path
1548  * into hostname and path components, or maybe just have a
1549  * gtk_file_system_path_get_display_name().
1550  *
1551  * This function is also used in gtkfilechooserbutton.c
1552  */
1553 gchar *
1554 _gtk_file_chooser_label_for_file (GFile *file)
1555 {
1556   const gchar *path, *start, *end, *p;
1557   gchar *uri, *host, *label;
1558
1559   uri = g_file_get_uri (file);
1560
1561   start = strstr (uri, "://");
1562   if (start)
1563     {
1564       start += 3;
1565       path = strchr (start, '/');
1566       if (path)
1567         end = path;
1568       else
1569         {
1570           end = uri + strlen (uri);
1571           path = "/";
1572         }
1573
1574       /* strip username */
1575       p = strchr (start, '@');
1576       if (p && p < end)
1577         start = p + 1;
1578
1579       p = strchr (start, ':');
1580       if (p && p < end)
1581         end = p;
1582
1583       host = g_strndup (start, end - start);
1584
1585       /* Translators: the first string is a path and the second string
1586        * is a hostname. Nautilus and the panel contain the same string
1587        * to translate.
1588        */
1589       label = g_strdup_printf (_("%1$s on %2$s"), path, host);
1590
1591       g_free (host);
1592     }
1593   else
1594     {
1595       label = g_strdup (uri);
1596     }
1597
1598   g_free (uri);
1599
1600   return label;
1601 }
1602
1603 /* Inserts a path in the shortcuts tree, making a copy of it; alternatively,
1604  * inserts a volume.  A position of -1 indicates the end of the tree.
1605  */
1606 static void
1607 shortcuts_insert_file (GtkFileChooserDefault *impl,
1608                        int                    pos,
1609                        ShortcutType           shortcut_type,
1610                        GtkFileSystemVolume   *volume,
1611                        GFile                 *file,
1612                        const char            *label,
1613                        gboolean               removable,
1614                        ShortcutsIndex         type)
1615 {
1616   char *label_copy;
1617   GdkPixbuf *pixbuf = NULL;
1618   gpointer data = NULL;
1619   GtkTreeIter iter;
1620   GtkIconTheme *icon_theme;
1621
1622   profile_start ("start shortcut", NULL);
1623
1624   if (shortcut_type == SHORTCUT_TYPE_VOLUME)
1625     {
1626       data = volume;
1627       label_copy = _gtk_file_system_volume_get_display_name (volume);
1628       pixbuf = _gtk_file_system_volume_render_icon (volume, GTK_WIDGET (impl),
1629                                                     impl->icon_size, NULL);
1630     }
1631   else if (shortcut_type == SHORTCUT_TYPE_FILE)
1632     {
1633       if (g_file_is_native (file))
1634         {
1635           struct ShortcutsInsertRequest *request;
1636           GCancellable *cancellable;
1637           GtkTreePath *p;
1638
1639           request = g_new0 (struct ShortcutsInsertRequest, 1);
1640           request->impl = g_object_ref (impl);
1641           request->file = g_object_ref (file);
1642           request->name_only = TRUE;
1643           request->removable = removable;
1644           request->pos = pos;
1645           request->type = type;
1646           if (label)
1647             request->label_copy = g_strdup (label);
1648
1649           if (pos == -1)
1650             gtk_list_store_append (impl->shortcuts_model, &iter);
1651           else
1652             gtk_list_store_insert (impl->shortcuts_model, &iter, pos);
1653
1654           p = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->shortcuts_model), &iter);
1655           request->row_ref = gtk_tree_row_reference_new (GTK_TREE_MODEL (impl->shortcuts_model), p);
1656           gtk_tree_path_free (p);
1657
1658           cancellable = _gtk_file_system_get_info (request->impl->file_system, request->file,
1659                                                    "standard::is-hidden,standard::is-backup,standard::display-name,standard::icon",
1660                                                    get_file_info_finished, request);
1661
1662           gtk_list_store_set (impl->shortcuts_model, &iter,
1663                               SHORTCUTS_COL_DATA, g_object_ref (file),
1664                               SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_FILE,
1665                               SHORTCUTS_COL_CANCELLABLE, cancellable,
1666                               -1);
1667
1668           shortcuts_update_count (impl, type, 1);
1669
1670           return;
1671         }
1672       else
1673         {
1674           /* Don't call get_info for remote paths to avoid latency and
1675            * auth dialogs.
1676            */
1677           data = g_object_ref (file);
1678           if (label)
1679             label_copy = g_strdup (label);
1680           else
1681             label_copy = _gtk_file_chooser_label_for_file (file);
1682
1683           /* If we switch to a better bookmarks file format (XBEL), we
1684            * should use mime info to get a better icon.
1685            */
1686           icon_theme = gtk_icon_theme_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
1687           pixbuf = gtk_icon_theme_load_icon (icon_theme, "folder-remote",
1688                                              impl->icon_size, 0, NULL);
1689         }
1690     }
1691    else
1692     {
1693       g_assert_not_reached ();
1694
1695       return;
1696     }
1697
1698   if (pos == -1)
1699     gtk_list_store_append (impl->shortcuts_model, &iter);
1700   else
1701     gtk_list_store_insert (impl->shortcuts_model, &iter, pos);
1702
1703   shortcuts_update_count (impl, type, 1);
1704
1705   gtk_list_store_set (impl->shortcuts_model, &iter,
1706                       SHORTCUTS_COL_PIXBUF, pixbuf,
1707                       SHORTCUTS_COL_PIXBUF_VISIBLE, TRUE,
1708                       SHORTCUTS_COL_NAME, label_copy,
1709                       SHORTCUTS_COL_DATA, data,
1710                       SHORTCUTS_COL_TYPE, shortcut_type,
1711                       SHORTCUTS_COL_REMOVABLE, removable,
1712                       SHORTCUTS_COL_CANCELLABLE, NULL,
1713                       -1);
1714
1715   if (impl->shortcuts_pane_filter_model)
1716     gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model));
1717
1718   g_free (label_copy);
1719
1720   if (pixbuf)
1721     g_object_unref (pixbuf);
1722
1723   profile_end ("end", NULL);
1724 }
1725
1726 static void
1727 shortcuts_append_search (GtkFileChooserDefault *impl)
1728 {
1729   GdkPixbuf *pixbuf;
1730   GtkTreeIter iter;
1731
1732   pixbuf = render_search_icon (impl);
1733
1734   gtk_list_store_append (impl->shortcuts_model, &iter);
1735   gtk_list_store_set (impl->shortcuts_model, &iter,
1736                       SHORTCUTS_COL_PIXBUF, pixbuf,
1737                       SHORTCUTS_COL_PIXBUF_VISIBLE, TRUE,
1738                       SHORTCUTS_COL_NAME, _("Search"),
1739                       SHORTCUTS_COL_DATA, NULL,
1740                       SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_SEARCH,
1741                       SHORTCUTS_COL_REMOVABLE, FALSE,
1742                       -1);
1743
1744   if (pixbuf)
1745     g_object_unref (pixbuf);
1746
1747   impl->has_search = TRUE;
1748 }
1749
1750 static void
1751 shortcuts_append_recent (GtkFileChooserDefault *impl)
1752 {
1753   GdkPixbuf *pixbuf;
1754   GtkTreeIter iter;
1755
1756   pixbuf = render_recent_icon (impl);
1757
1758   gtk_list_store_append (impl->shortcuts_model, &iter);
1759   gtk_list_store_set (impl->shortcuts_model, &iter,
1760                       SHORTCUTS_COL_PIXBUF, pixbuf,
1761                       SHORTCUTS_COL_PIXBUF_VISIBLE, TRUE,
1762                       SHORTCUTS_COL_NAME, _("Recently Used"),
1763                       SHORTCUTS_COL_DATA, NULL,
1764                       SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_RECENT,
1765                       SHORTCUTS_COL_REMOVABLE, FALSE,
1766                       -1);
1767
1768   if (pixbuf)
1769     g_object_unref (pixbuf);
1770 }
1771
1772 /* Appends an item for the user's home directory to the shortcuts model */
1773 static void
1774 shortcuts_append_home (GtkFileChooserDefault *impl)
1775 {
1776   const char *home_path;
1777   GFile *home;
1778
1779   profile_start ("start", NULL);
1780
1781   home_path = g_get_home_dir ();
1782   if (home_path == NULL)
1783     {
1784       profile_end ("end - no home directory!?", NULL);
1785       return;
1786     }
1787
1788   home = g_file_new_for_path (home_path);
1789   shortcuts_insert_file (impl, -1, SHORTCUT_TYPE_FILE, NULL, home, NULL, FALSE, SHORTCUTS_HOME);
1790   impl->has_home = TRUE;
1791
1792   g_object_unref (home);
1793
1794   profile_end ("end", NULL);
1795 }
1796
1797 /* Appends the ~/Desktop directory to the shortcuts model */
1798 static void
1799 shortcuts_append_desktop (GtkFileChooserDefault *impl)
1800 {
1801   const char *name;
1802   GFile *file;
1803
1804   profile_start ("start", NULL);
1805
1806   name = g_get_user_special_dir (G_USER_DIRECTORY_DESKTOP);
1807   /* "To disable a directory, point it to the homedir."
1808    * See http://freedesktop.org/wiki/Software/xdg-user-dirs
1809    **/
1810   if (!g_strcmp0 (name, g_get_home_dir ()))
1811     {
1812       profile_end ("end", NULL);
1813       return;
1814     }
1815
1816   file = g_file_new_for_path (name);
1817   shortcuts_insert_file (impl, -1, SHORTCUT_TYPE_FILE, NULL, file, _("Desktop"), FALSE, SHORTCUTS_DESKTOP);
1818   impl->has_desktop = TRUE;
1819
1820   /* We do not actually pop up an error dialog if there is no desktop directory
1821    * because some people may really not want to have one.
1822    */
1823
1824   g_object_unref (file);
1825
1826   profile_end ("end", NULL);
1827 }
1828
1829 /* Appends a list of GFile to the shortcuts model; returns how many were inserted */
1830 static int
1831 shortcuts_append_bookmarks (GtkFileChooserDefault *impl,
1832                             GSList                *bookmarks)
1833 {
1834   int start_row;
1835   int num_inserted;
1836   gchar *label;
1837
1838   profile_start ("start", NULL);
1839
1840   start_row = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR) + 1;
1841   num_inserted = 0;
1842
1843   for (; bookmarks; bookmarks = bookmarks->next)
1844     {
1845       GFile *file;
1846
1847       file = bookmarks->data;
1848
1849       if (impl->local_only && !g_file_is_native (file))
1850         continue;
1851
1852       if (shortcut_find_position (impl, file) != -1)
1853         continue;
1854
1855       label = _gtk_file_system_get_bookmark_label (impl->file_system, file);
1856
1857       shortcuts_insert_file (impl, start_row + num_inserted, SHORTCUT_TYPE_FILE, NULL, file, label, TRUE, SHORTCUTS_BOOKMARKS);
1858       g_free (label);
1859
1860       num_inserted++;
1861     }
1862
1863   profile_end ("end", NULL);
1864
1865   return num_inserted;
1866 }
1867
1868 /* Returns the index for the corresponding item in the shortcuts bar */
1869 static int
1870 shortcuts_get_index (GtkFileChooserDefault *impl,
1871                      ShortcutsIndex         where)
1872 {
1873   int n;
1874
1875   n = 0;
1876
1877   if (where == SHORTCUTS_SEARCH)
1878     goto out;
1879
1880   n += impl->has_search ? 1 : 0;
1881
1882   if (where == SHORTCUTS_RECENT)
1883     goto out;
1884
1885   n += 1; /* we always have the recently-used item */
1886
1887   if (where == SHORTCUTS_RECENT_SEPARATOR)
1888     goto out;
1889
1890   n += 1; /* we always have the separator after the recently-used item */
1891
1892   if (where == SHORTCUTS_HOME)
1893     goto out;
1894
1895   n += impl->has_home ? 1 : 0;
1896
1897   if (where == SHORTCUTS_DESKTOP)
1898     goto out;
1899
1900   n += impl->has_desktop ? 1 : 0;
1901
1902   if (where == SHORTCUTS_VOLUMES)
1903     goto out;
1904
1905   n += impl->num_volumes;
1906
1907   if (where == SHORTCUTS_SHORTCUTS)
1908     goto out;
1909
1910   n += impl->num_shortcuts;
1911
1912   if (where == SHORTCUTS_BOOKMARKS_SEPARATOR)
1913     goto out;
1914
1915   /* If there are no bookmarks there won't be a separator */
1916   n += (impl->num_bookmarks > 0) ? 1 : 0;
1917
1918   if (where == SHORTCUTS_BOOKMARKS)
1919     goto out;
1920
1921   n += impl->num_bookmarks;
1922
1923   if (where == SHORTCUTS_CURRENT_FOLDER_SEPARATOR)
1924     goto out;
1925
1926   n += 1;
1927
1928   if (where == SHORTCUTS_CURRENT_FOLDER)
1929     goto out;
1930
1931   g_assert_not_reached ();
1932
1933  out:
1934
1935   return n;
1936 }
1937
1938 /* Adds all the file system volumes to the shortcuts model */
1939 static void
1940 shortcuts_add_volumes (GtkFileChooserDefault *impl)
1941 {
1942   int start_row;
1943   GSList *list, *l;
1944   int n;
1945   gboolean old_changing_folders;
1946
1947   profile_start ("start", NULL);
1948
1949   old_changing_folders = impl->changing_folder;
1950   impl->changing_folder = TRUE;
1951
1952   start_row = shortcuts_get_index (impl, SHORTCUTS_VOLUMES);
1953   shortcuts_remove_rows (impl, start_row, impl->num_volumes);
1954   impl->num_volumes = 0;
1955
1956   list = _gtk_file_system_list_volumes (impl->file_system);
1957
1958   n = 0;
1959
1960   for (l = list; l; l = l->next)
1961     {
1962       GtkFileSystemVolume *volume;
1963
1964       volume = l->data;
1965
1966       if (impl->local_only)
1967         {
1968           if (_gtk_file_system_volume_is_mounted (volume))
1969             {
1970               GFile *base_file;
1971               gboolean base_is_native = TRUE;
1972
1973               base_file = _gtk_file_system_volume_get_root (volume);
1974               if (base_file != NULL)
1975                 {
1976                   base_is_native = g_file_is_native (base_file);
1977                   g_object_unref (base_file);
1978                 }
1979
1980               if (!base_is_native)
1981                 continue;
1982             }
1983         }
1984
1985       shortcuts_insert_file (impl,
1986                              start_row + n,
1987                              SHORTCUT_TYPE_VOLUME,
1988                              _gtk_file_system_volume_ref (volume),
1989                              NULL,
1990                              NULL,
1991                              FALSE,
1992                              SHORTCUTS_VOLUMES);
1993       n++;
1994     }
1995
1996   impl->num_volumes = n;
1997   g_slist_free (list);
1998
1999   if (impl->shortcuts_pane_filter_model)
2000     gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model));
2001
2002   impl->changing_folder = old_changing_folders;
2003
2004   profile_end ("end", NULL);
2005 }
2006
2007 /* Inserts a separator node in the shortcuts list */
2008 static void
2009 shortcuts_insert_separator (GtkFileChooserDefault *impl,
2010                             ShortcutsIndex         where)
2011 {
2012   GtkTreeIter iter;
2013
2014   g_assert (where == SHORTCUTS_RECENT_SEPARATOR ||
2015             where == SHORTCUTS_BOOKMARKS_SEPARATOR ||
2016             where == SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
2017
2018   gtk_list_store_insert (impl->shortcuts_model, &iter,
2019                          shortcuts_get_index (impl, where));
2020   gtk_list_store_set (impl->shortcuts_model, &iter,
2021                       SHORTCUTS_COL_PIXBUF, NULL,
2022                       SHORTCUTS_COL_PIXBUF_VISIBLE, FALSE,
2023                       SHORTCUTS_COL_NAME, NULL,
2024                       SHORTCUTS_COL_DATA, NULL,
2025                       SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_SEPARATOR,
2026                       -1);
2027 }
2028
2029 /* Updates the list of bookmarks */
2030 static void
2031 shortcuts_add_bookmarks (GtkFileChooserDefault *impl)
2032 {
2033   GSList *bookmarks;
2034   gboolean old_changing_folders;
2035   GtkTreeIter iter;
2036   GFile *list_selected = NULL;
2037   ShortcutType shortcut_type;
2038   gpointer col_data;
2039
2040   profile_start ("start", NULL);
2041
2042   old_changing_folders = impl->changing_folder;
2043   impl->changing_folder = TRUE;
2044
2045   if (shortcuts_get_selected (impl, &iter))
2046     {
2047       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model),
2048                           &iter,
2049                           SHORTCUTS_COL_DATA, &col_data,
2050                           SHORTCUTS_COL_TYPE, &shortcut_type,
2051                           -1);
2052
2053       if (col_data && shortcut_type == SHORTCUT_TYPE_FILE)
2054         list_selected = g_object_ref (col_data);
2055     }
2056
2057   if (impl->num_bookmarks > 0)
2058     shortcuts_remove_rows (impl,
2059                            shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR),
2060                            impl->num_bookmarks + 1);
2061
2062   impl->num_bookmarks = 0;
2063   shortcuts_insert_separator (impl, SHORTCUTS_BOOKMARKS_SEPARATOR);
2064
2065   bookmarks = _gtk_file_system_list_bookmarks (impl->file_system);
2066   shortcuts_append_bookmarks (impl, bookmarks);
2067   g_slist_foreach (bookmarks, (GFunc) g_object_unref, NULL);
2068   g_slist_free (bookmarks);
2069
2070   if (impl->num_bookmarks == 0)
2071     shortcuts_remove_rows (impl, shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR), 1);
2072
2073   if (impl->shortcuts_pane_filter_model)
2074     gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model));
2075
2076   if (list_selected)
2077     {
2078       shortcuts_find_folder (impl, list_selected);
2079       g_object_unref (list_selected);
2080     }
2081
2082   impl->changing_folder = old_changing_folders;
2083
2084   profile_end ("end", NULL);
2085 }
2086
2087 /* Appends a separator and a row to the shortcuts list for the current folder */
2088 static void
2089 shortcuts_add_current_folder (GtkFileChooserDefault *impl)
2090 {
2091   int pos;
2092
2093   g_assert (!impl->shortcuts_current_folder_active);
2094
2095   g_assert (impl->current_folder != NULL);
2096
2097   pos = shortcut_find_position (impl, impl->current_folder);
2098   if (pos == -1)
2099     {
2100       GtkFileSystemVolume *volume;
2101       GFile *base_file;
2102
2103       /* Separator */
2104       shortcuts_insert_separator (impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
2105
2106       /* Item */
2107       pos = shortcuts_get_index (impl, SHORTCUTS_CURRENT_FOLDER);
2108
2109       volume = _gtk_file_system_get_volume_for_file (impl->file_system, impl->current_folder);
2110       if (volume)
2111         base_file = _gtk_file_system_volume_get_root (volume);
2112       else
2113         base_file = NULL;
2114
2115       if (base_file && g_file_equal (base_file, impl->current_folder))
2116         shortcuts_insert_file (impl, pos, SHORTCUT_TYPE_VOLUME, volume, NULL, NULL, FALSE, SHORTCUTS_CURRENT_FOLDER);
2117       else
2118         shortcuts_insert_file (impl, pos, SHORTCUT_TYPE_FILE, NULL, impl->current_folder, NULL, FALSE, SHORTCUTS_CURRENT_FOLDER);
2119
2120       if (base_file)
2121         g_object_unref (base_file);
2122     }
2123 }
2124
2125 /* Updates the current folder row in the shortcuts model */
2126 static void
2127 shortcuts_update_current_folder (GtkFileChooserDefault *impl)
2128 {
2129   int pos;
2130
2131   pos = shortcuts_get_index (impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
2132
2133   if (impl->shortcuts_current_folder_active)
2134     {
2135       shortcuts_remove_rows (impl, pos, 2);
2136       impl->shortcuts_current_folder_active = FALSE;
2137     }
2138
2139   shortcuts_add_current_folder (impl);
2140 }
2141
2142 /* Filter function used for the shortcuts filter model */
2143 static gboolean
2144 shortcuts_pane_filter_cb (GtkTreeModel *model,
2145                           GtkTreeIter  *iter,
2146                           gpointer      data)
2147 {
2148   GtkFileChooserDefault *impl;
2149   GtkTreePath *path;
2150   int pos;
2151
2152   impl = GTK_FILE_CHOOSER_DEFAULT (data);
2153
2154   path = gtk_tree_model_get_path (model, iter);
2155   if (!path)
2156     return FALSE;
2157
2158   pos = *gtk_tree_path_get_indices (path);
2159   gtk_tree_path_free (path);
2160
2161   return (pos < shortcuts_get_index (impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR));
2162 }
2163
2164 /* Creates the list model for shortcuts */
2165 static void
2166 shortcuts_model_create (GtkFileChooserDefault *impl)
2167 {
2168   /* Keep this order in sync with the SHORCUTS_COL_* enum values */
2169   impl->shortcuts_model = gtk_list_store_new (SHORTCUTS_COL_NUM_COLUMNS,
2170                                               GDK_TYPE_PIXBUF,  /* pixbuf */
2171                                               G_TYPE_STRING,    /* name */
2172                                               G_TYPE_POINTER,   /* path or volume */
2173                                               G_TYPE_INT,       /* ShortcutType */
2174                                               G_TYPE_BOOLEAN,   /* removable */
2175                                               G_TYPE_BOOLEAN,   /* pixbuf cell visibility */
2176                                               G_TYPE_POINTER);  /* GCancellable */
2177
2178   shortcuts_append_search (impl);
2179
2180   if (impl->recent_manager)
2181     {
2182       shortcuts_append_recent (impl);
2183       shortcuts_insert_separator (impl, SHORTCUTS_RECENT_SEPARATOR);
2184     }
2185
2186   if (impl->file_system)
2187     {
2188       shortcuts_append_home (impl);
2189       shortcuts_append_desktop (impl);
2190       shortcuts_add_volumes (impl);
2191     }
2192
2193   impl->shortcuts_pane_filter_model = shortcuts_pane_model_filter_new (impl,
2194                                                                        GTK_TREE_MODEL (impl->shortcuts_model),
2195                                                                        NULL);
2196
2197   gtk_tree_model_filter_set_visible_func (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model),
2198                                           shortcuts_pane_filter_cb,
2199                                           impl,
2200                                           NULL);
2201 }
2202
2203 /* Callback used when the "New Folder" button is clicked */
2204 static void
2205 new_folder_button_clicked (GtkButton             *button,
2206                            GtkFileChooserDefault *impl)
2207 {
2208   GtkTreeIter iter;
2209   GtkTreePath *path;
2210
2211   if (!impl->browse_files_model)
2212     return; /* FIXME: this sucks.  Disable the New Folder button or something. */
2213
2214   /* Prevent button from being clicked twice */
2215   gtk_widget_set_sensitive (impl->browse_new_folder_button, FALSE);
2216
2217   _gtk_file_system_model_add_editable (impl->browse_files_model, &iter);
2218
2219   path = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->browse_files_model), &iter);
2220   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (impl->browse_files_tree_view),
2221                                 path, impl->list_name_column,
2222                                 FALSE, 0.0, 0.0);
2223
2224   g_object_set (impl->list_name_renderer, "editable", TRUE, NULL);
2225   gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view),
2226                             path,
2227                             impl->list_name_column,
2228                             TRUE);
2229
2230   gtk_tree_path_free (path);
2231 }
2232
2233 static GSource *
2234 add_idle_while_impl_is_alive (GtkFileChooserDefault *impl, GCallback callback)
2235 {
2236   GSource *source;
2237
2238   source = g_idle_source_new ();
2239   g_source_set_closure (source,
2240                         g_cclosure_new_object (callback, G_OBJECT (impl)));
2241   g_source_attach (source, NULL);
2242
2243   return source;
2244 }
2245
2246 /* Idle handler for creating a new folder after editing its name cell, or for
2247  * canceling the editing.
2248  */
2249 static gboolean
2250 edited_idle_cb (GtkFileChooserDefault *impl)
2251 {
2252   GDK_THREADS_ENTER ();
2253
2254   g_source_destroy (impl->edited_idle);
2255   impl->edited_idle = NULL;
2256
2257   _gtk_file_system_model_remove_editable (impl->browse_files_model);
2258   g_object_set (impl->list_name_renderer, "editable", FALSE, NULL);
2259
2260   gtk_widget_set_sensitive (impl->browse_new_folder_button, TRUE);
2261
2262   if (impl->edited_new_text /* not cancelled? */
2263       && (strlen (impl->edited_new_text) != 0)
2264       && (strcmp (impl->edited_new_text, DEFAULT_NEW_FOLDER_NAME) != 0)) /* Don't create folder if name is empty or has not been edited */
2265     {
2266       GError *error = NULL;
2267       GFile *file;
2268
2269       file = g_file_get_child_for_display_name (impl->current_folder,
2270                                                 impl->edited_new_text,
2271                                                 &error);
2272       if (file)
2273         {
2274           GError *error = NULL;
2275
2276           if (g_file_make_directory (file, NULL, &error))
2277             change_folder_and_display_error (impl, file, FALSE);
2278           else
2279             error_creating_folder_dialog (impl, file, error);
2280
2281           g_object_unref (file);
2282         }
2283       else
2284         error_creating_folder_dialog (impl, file, error);
2285
2286       g_free (impl->edited_new_text);
2287       impl->edited_new_text = NULL;
2288     }
2289
2290   GDK_THREADS_LEAVE ();
2291
2292   return FALSE;
2293 }
2294
2295 static void
2296 queue_edited_idle (GtkFileChooserDefault *impl,
2297                    const gchar           *new_text)
2298 {
2299   /* We create the folder in an idle handler so that we don't modify the tree
2300    * just now.
2301    */
2302
2303   if (!impl->edited_idle)
2304     impl->edited_idle = add_idle_while_impl_is_alive (impl, G_CALLBACK (edited_idle_cb));
2305
2306   g_free (impl->edited_new_text);
2307   impl->edited_new_text = g_strdup (new_text);
2308 }
2309
2310 /* Callback used from the text cell renderer when the new folder is named */
2311 static void
2312 renderer_edited_cb (GtkCellRendererText   *cell_renderer_text,
2313                     const gchar           *path,
2314                     const gchar           *new_text,
2315                     GtkFileChooserDefault *impl)
2316 {
2317   /* work around bug #154921 */
2318   g_object_set (cell_renderer_text,
2319                 "mode", GTK_CELL_RENDERER_MODE_INERT, NULL);
2320   queue_edited_idle (impl, new_text);
2321 }
2322
2323 /* Callback used from the text cell renderer when the new folder edition gets
2324  * canceled.
2325  */
2326 static void
2327 renderer_editing_canceled_cb (GtkCellRendererText   *cell_renderer_text,
2328                               GtkFileChooserDefault *impl)
2329 {
2330   /* work around bug #154921 */
2331   g_object_set (cell_renderer_text,
2332                 "mode", GTK_CELL_RENDERER_MODE_INERT, NULL);
2333   queue_edited_idle (impl, NULL);
2334 }
2335
2336 /* Creates the widgets for the filter combo box */
2337 static GtkWidget *
2338 filter_create (GtkFileChooserDefault *impl)
2339 {
2340   GtkCellRenderer *cell;
2341   GList           *cells;
2342
2343   impl->filter_combo = gtk_combo_box_text_new ();
2344   gtk_combo_box_set_focus_on_click (GTK_COMBO_BOX (impl->filter_combo), FALSE);
2345
2346   /* Get the combo's text renderer and set ellipsize parameters */
2347   cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (impl->filter_combo));
2348   g_assert (cells);
2349   cell = cells->data;
2350
2351   g_object_set (G_OBJECT (cell),
2352                 "ellipsize", PANGO_ELLIPSIZE_END,
2353                 NULL);
2354
2355   g_list_free (cells);
2356
2357   g_signal_connect (impl->filter_combo, "changed",
2358                     G_CALLBACK (filter_combo_changed), impl);
2359
2360   gtk_widget_set_tooltip_text (impl->filter_combo,
2361                                _("Select which types of files are shown"));
2362
2363   return impl->filter_combo;
2364 }
2365
2366 static GtkWidget *
2367 toolbutton_new (GtkFileChooserDefault *impl,
2368                 GIcon                 *icon,
2369                 gboolean               sensitive,
2370                 gboolean               show,
2371                 GCallback              callback)
2372 {
2373   GtkToolItem *item;
2374   GtkWidget *image;
2375
2376   item = gtk_tool_button_new (NULL, NULL);
2377   image = gtk_image_new_from_gicon (icon, GTK_ICON_SIZE_SMALL_TOOLBAR);
2378   gtk_widget_show (image);
2379   gtk_tool_button_set_icon_widget (GTK_TOOL_BUTTON (item), image);
2380
2381   gtk_widget_set_sensitive (GTK_WIDGET (item), sensitive);
2382   g_signal_connect (item, "clicked", callback, impl);
2383
2384   if (show)
2385     gtk_widget_show (GTK_WIDGET (item));
2386
2387   return GTK_WIDGET (item);
2388 }
2389
2390 /* Looks for a path among the shortcuts; returns its index or -1 if it doesn't exist */
2391 static int
2392 shortcut_find_position (GtkFileChooserDefault *impl,
2393                         GFile                 *file)
2394 {
2395   GtkTreeIter iter;
2396   int i;
2397   int current_folder_separator_idx;
2398
2399   if (!gtk_tree_model_get_iter_first (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
2400     return -1;
2401
2402   current_folder_separator_idx = shortcuts_get_index (impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
2403
2404 #if 0
2405   /* FIXME: is this still needed? */
2406   if (current_folder_separator_idx >= impl->shortcuts_model->length)
2407     return -1;
2408 #endif
2409
2410   for (i = 0; i < current_folder_separator_idx; i++)
2411     {
2412       gpointer col_data;
2413       ShortcutType shortcut_type;
2414
2415       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
2416                           SHORTCUTS_COL_DATA, &col_data,
2417                           SHORTCUTS_COL_TYPE, &shortcut_type,
2418                           -1);
2419
2420       if (col_data)
2421         {
2422           if (shortcut_type == SHORTCUT_TYPE_VOLUME)
2423             {
2424               GtkFileSystemVolume *volume;
2425               GFile *base_file;
2426               gboolean exists;
2427
2428               volume = col_data;
2429               base_file = _gtk_file_system_volume_get_root (volume);
2430
2431               exists = base_file && g_file_equal (file, base_file);
2432
2433               if (base_file)
2434                 g_object_unref (base_file);
2435
2436               if (exists)
2437                 return i;
2438             }
2439           else if (shortcut_type == SHORTCUT_TYPE_FILE)
2440             {
2441               GFile *model_file;
2442
2443               model_file = col_data;
2444
2445               if (model_file && g_file_equal (model_file, file))
2446                 return i;
2447             }
2448         }
2449
2450       if (i < current_folder_separator_idx - 1)
2451         {
2452           if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
2453             g_assert_not_reached ();
2454         }
2455     }
2456
2457   return -1;
2458 }
2459
2460 /* Tries to add a bookmark from a path name */
2461 static gboolean
2462 shortcuts_add_bookmark_from_file (GtkFileChooserDefault *impl,
2463                                   GFile                 *file,
2464                                   int                    pos)
2465 {
2466   GError *error;
2467
2468   g_return_val_if_fail (G_IS_FILE (file), FALSE);
2469
2470   if (shortcut_find_position (impl, file) != -1)
2471     return FALSE;
2472
2473   error = NULL;
2474   if (!_gtk_file_system_insert_bookmark (impl->file_system, file, pos, &error))
2475     {
2476       error_adding_bookmark_dialog (impl, file, error);
2477       return FALSE;
2478     }
2479
2480   return TRUE;
2481 }
2482
2483 static void
2484 add_bookmark_foreach_cb (GtkTreeModel *model,
2485                          GtkTreePath  *path,
2486                          GtkTreeIter  *iter,
2487                          gpointer      data)
2488 {
2489   GtkFileChooserDefault *impl;
2490   GFile *file;
2491
2492   impl = (GtkFileChooserDefault *) data;
2493
2494   gtk_tree_model_get (model, iter,
2495                       MODEL_COL_FILE, &file,
2496                       -1);
2497
2498   shortcuts_add_bookmark_from_file (impl, file, -1);
2499
2500   g_object_unref (file);
2501 }
2502
2503 /* Adds a bookmark from the currently selected item in the file list */
2504 static void
2505 bookmarks_add_selected_folder (GtkFileChooserDefault *impl)
2506 {
2507   GtkTreeSelection *selection;
2508
2509   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
2510
2511   if (gtk_tree_selection_count_selected_rows (selection) == 0)
2512     shortcuts_add_bookmark_from_file (impl, impl->current_folder, -1);
2513   else
2514     gtk_tree_selection_selected_foreach (selection,
2515                                          add_bookmark_foreach_cb,
2516                                          impl);
2517 }
2518
2519 /* Callback used when the "Add bookmark" button is clicked */
2520 static void
2521 add_bookmark_button_clicked_cb (GtkButton *button,
2522                                 GtkFileChooserDefault *impl)
2523 {
2524   bookmarks_add_selected_folder (impl);
2525 }
2526
2527 /* Returns TRUE plus an iter in the shortcuts_model if a row is selected;
2528  * returns FALSE if no shortcut is selected.
2529  */
2530 static gboolean
2531 shortcuts_get_selected (GtkFileChooserDefault *impl,
2532                         GtkTreeIter           *iter)
2533 {
2534   GtkTreeSelection *selection;
2535   GtkTreeIter parent_iter;
2536
2537   if (!impl->browse_shortcuts_tree_view)
2538     return FALSE;
2539
2540   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
2541
2542   if (!gtk_tree_selection_get_selected (selection, NULL, &parent_iter))
2543     return FALSE;
2544
2545   gtk_tree_model_filter_convert_iter_to_child_iter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model),
2546                                                     iter,
2547                                                     &parent_iter);
2548   return TRUE;
2549 }
2550
2551 /* Removes the selected bookmarks */
2552 static void
2553 remove_selected_bookmarks (GtkFileChooserDefault *impl)
2554 {
2555   GtkTreeIter iter;
2556   gpointer col_data;
2557   GFile *file;
2558   gboolean removable;
2559   GError *error;
2560
2561   if (!shortcuts_get_selected (impl, &iter))
2562     return;
2563
2564   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
2565                       SHORTCUTS_COL_DATA, &col_data,
2566                       SHORTCUTS_COL_REMOVABLE, &removable,
2567                       -1);
2568
2569   if (!removable)
2570     return;
2571
2572   g_assert (col_data != NULL);
2573
2574   file = col_data;
2575
2576   error = NULL;
2577   if (!_gtk_file_system_remove_bookmark (impl->file_system, file, &error))
2578     error_removing_bookmark_dialog (impl, file, error);
2579 }
2580
2581 /* Callback used when the "Remove bookmark" button is clicked */
2582 static void
2583 remove_bookmark_button_clicked_cb (GtkButton *button,
2584                                    GtkFileChooserDefault *impl)
2585 {
2586   remove_selected_bookmarks (impl);
2587 }
2588
2589 struct selection_check_closure {
2590   GtkFileChooserDefault *impl;
2591   int num_selected;
2592   gboolean all_files;
2593   gboolean all_folders;
2594 };
2595
2596 /* Used from gtk_tree_selection_selected_foreach() */
2597 static void
2598 selection_check_foreach_cb (GtkTreeModel *model,
2599                             GtkTreePath  *path,
2600                             GtkTreeIter  *iter,
2601                             gpointer      data)
2602 {
2603   struct selection_check_closure *closure;
2604   gboolean is_folder;
2605   GFile *file;
2606
2607   gtk_tree_model_get (model, iter,
2608                       MODEL_COL_FILE, &file,
2609                       MODEL_COL_IS_FOLDER, &is_folder,
2610                       -1);
2611
2612   if (file == NULL)
2613     return;
2614
2615   g_object_unref (file);
2616
2617   closure = data;
2618   closure->num_selected++;
2619
2620   closure->all_folders = closure->all_folders && is_folder;
2621   closure->all_files = closure->all_files && !is_folder;
2622 }
2623
2624 /* Checks whether the selected items in the file list are all files or all folders */
2625 static void
2626 selection_check (GtkFileChooserDefault *impl,
2627                  gint                  *num_selected,
2628                  gboolean              *all_files,
2629                  gboolean              *all_folders)
2630 {
2631   struct selection_check_closure closure;
2632   GtkTreeSelection *selection;
2633
2634   closure.impl = impl;
2635   closure.num_selected = 0;
2636   closure.all_files = TRUE;
2637   closure.all_folders = TRUE;
2638
2639   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
2640   gtk_tree_selection_selected_foreach (selection,
2641                                        selection_check_foreach_cb,
2642                                        &closure);
2643
2644   g_assert (closure.num_selected == 0 || !(closure.all_files && closure.all_folders));
2645
2646   if (num_selected)
2647     *num_selected = closure.num_selected;
2648
2649   if (all_files)
2650     *all_files = closure.all_files;
2651
2652   if (all_folders)
2653     *all_folders = closure.all_folders;
2654 }
2655
2656 struct get_selected_file_closure {
2657   GtkFileChooserDefault *impl;
2658   GFile *file;
2659 };
2660
2661 static void
2662 get_selected_file_foreach_cb (GtkTreeModel *model,
2663                               GtkTreePath  *path,
2664                               GtkTreeIter  *iter,
2665                               gpointer      data)
2666 {
2667   struct get_selected_file_closure *closure = data;
2668
2669   if (closure->file)
2670     {
2671       /* Just in case this function gets run more than once with a multiple selection; we only care about one file */
2672       g_object_unref (closure->file);
2673       closure->file = NULL;
2674     }
2675
2676   gtk_tree_model_get (model, iter,
2677                       MODEL_COL_FILE, &closure->file, /* this will give us a reffed file */
2678                       -1);
2679 }
2680
2681 /* Returns a selected path from the file list */
2682 static GFile *
2683 get_selected_file (GtkFileChooserDefault *impl)
2684 {
2685   struct get_selected_file_closure closure;
2686   GtkTreeSelection *selection;
2687
2688   closure.impl = impl;
2689   closure.file = NULL;
2690
2691   selection =  gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
2692   gtk_tree_selection_selected_foreach (selection,
2693                                        get_selected_file_foreach_cb,
2694                                        &closure);
2695
2696   return closure.file;
2697 }
2698
2699 typedef struct {
2700   GtkFileChooserDefault *impl;
2701   gchar *tip;
2702 } UpdateTooltipData;
2703
2704 static void
2705 update_tooltip (GtkTreeModel      *model,
2706                 GtkTreePath       *path,
2707                 GtkTreeIter       *iter,
2708                 gpointer           data)
2709 {
2710   UpdateTooltipData *udata = data;
2711
2712   if (udata->tip == NULL)
2713     {
2714       gchar *display_name;
2715
2716       gtk_tree_model_get (model, iter,
2717                           MODEL_COL_NAME, &display_name,
2718                           -1);
2719
2720       udata->tip = g_strdup_printf (_("Add the folder '%s' to the bookmarks"),
2721                                     display_name);
2722       g_free (display_name);
2723     }
2724 }
2725
2726
2727 /* Sensitize the "add bookmark" button if all the selected items are folders, or
2728  * if there are no selected items *and* the current folder is not in the
2729  * bookmarks list.  De-sensitize the button otherwise.
2730  */
2731 static void
2732 bookmarks_check_add_sensitivity (GtkFileChooserDefault *impl)
2733 {
2734   gint num_selected;
2735   gboolean all_folders;
2736   gboolean active;
2737   gchar *tip;
2738
2739   selection_check (impl, &num_selected, NULL, &all_folders);
2740
2741   if (num_selected == 0)
2742     active = (impl->current_folder != NULL) && (shortcut_find_position (impl, impl->current_folder) == -1);
2743   else if (num_selected == 1)
2744     {
2745       GFile *file;
2746
2747       file = get_selected_file (impl);
2748       active = file && all_folders && (shortcut_find_position (impl, file) == -1);
2749       if (file)
2750         g_object_unref (file);
2751     }
2752   else
2753     active = all_folders;
2754
2755   gtk_widget_set_sensitive (impl->browse_shortcuts_add_button, active);
2756
2757   if (impl->browse_files_popup_menu_add_shortcut_item)
2758     gtk_widget_set_sensitive (impl->browse_files_popup_menu_add_shortcut_item,
2759                               (num_selected == 0) ? FALSE : active);
2760
2761   if (active)
2762     {
2763       if (num_selected == 0)
2764         tip = g_strdup_printf (_("Add the current folder to the bookmarks"));
2765       else if (num_selected > 1)
2766         tip = g_strdup_printf (_("Add the selected folders to the bookmarks"));
2767       else
2768         {
2769           GtkTreeSelection *selection;
2770           UpdateTooltipData data;
2771
2772           selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
2773           data.impl = impl;
2774           data.tip = NULL;
2775           gtk_tree_selection_selected_foreach (selection, update_tooltip, &data);
2776           tip = data.tip;
2777         }
2778
2779       gtk_widget_set_tooltip_text (impl->browse_shortcuts_add_button, tip);
2780       g_free (tip);
2781     }
2782 }
2783
2784 /* Sets the sensitivity of the "remove bookmark" button depending on whether a
2785  * bookmark row is selected in the shortcuts tree.
2786  */
2787 static void
2788 bookmarks_check_remove_sensitivity (GtkFileChooserDefault *impl)
2789 {
2790   GtkTreeIter iter;
2791   gboolean removable = FALSE;
2792   gchar *name = NULL;
2793   gchar *tip;
2794
2795   if (shortcuts_get_selected (impl, &iter))
2796     {
2797       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
2798                           SHORTCUTS_COL_REMOVABLE, &removable,
2799                           SHORTCUTS_COL_NAME, &name,
2800                           -1);
2801       gtk_widget_set_sensitive (impl->browse_shortcuts_remove_button, removable);
2802
2803       if (removable)
2804         tip = g_strdup_printf (_("Remove the bookmark '%s'"), name);
2805       else
2806         tip = g_strdup_printf (_("Bookmark '%s' cannot be removed"), name);
2807
2808       gtk_widget_set_tooltip_text (impl->browse_shortcuts_remove_button, tip);
2809       g_free (tip);
2810     }
2811   else
2812     gtk_widget_set_tooltip_text (impl->browse_shortcuts_remove_button,
2813                                  _("Remove the selected bookmark"));
2814   g_free (name);
2815 }
2816
2817 static void
2818 shortcuts_check_popup_sensitivity (GtkFileChooserDefault *impl)
2819 {
2820   GtkTreeIter iter;
2821   gboolean removable = FALSE;
2822
2823   if (impl->browse_shortcuts_popup_menu == NULL)
2824     return;
2825
2826   if (shortcuts_get_selected (impl, &iter))
2827     gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
2828                         SHORTCUTS_COL_REMOVABLE, &removable,
2829                         -1);
2830
2831   gtk_widget_set_sensitive (impl->browse_shortcuts_popup_menu_remove_item, removable);
2832   gtk_widget_set_sensitive (impl->browse_shortcuts_popup_menu_rename_item, removable);
2833 }
2834
2835 /* GtkWidget::drag-begin handler for the shortcuts list. */
2836 static void
2837 shortcuts_drag_begin_cb (GtkWidget             *widget,
2838                          GdkDragContext        *context,
2839                          GtkFileChooserDefault *impl)
2840 {
2841 #if 0
2842   impl->shortcuts_drag_context = g_object_ref (context);
2843 #endif
2844 }
2845
2846 #if 0
2847 /* Removes the idle handler for outside drags */
2848 static void
2849 shortcuts_cancel_drag_outside_idle (GtkFileChooserDefault *impl)
2850 {
2851   if (!impl->shortcuts_drag_outside_idle)
2852     return;
2853
2854   g_source_destroy (impl->shortcuts_drag_outside_idle);
2855   impl->shortcuts_drag_outside_idle = NULL;
2856 }
2857 #endif
2858
2859 /* GtkWidget::drag-end handler for the shortcuts list. */
2860 static void
2861 shortcuts_drag_end_cb (GtkWidget             *widget,
2862                        GdkDragContext        *context,
2863                        GtkFileChooserDefault *impl)
2864 {
2865 #if 0
2866   g_object_unref (impl->shortcuts_drag_context);
2867
2868   shortcuts_cancel_drag_outside_idle (impl);
2869
2870   if (!impl->shortcuts_drag_outside)
2871     return;
2872
2873   gtk_button_clicked (GTK_BUTTON (impl->browse_shortcuts_remove_button));
2874
2875   impl->shortcuts_drag_outside = FALSE;
2876 #endif
2877 }
2878
2879 /* GtkWidget::drag-data-delete handler for the shortcuts list. */
2880 static void
2881 shortcuts_drag_data_delete_cb (GtkWidget             *widget,
2882                                GdkDragContext        *context,
2883                                GtkFileChooserDefault *impl)
2884 {
2885   g_signal_stop_emission_by_name (widget, "drag-data-delete");
2886 }
2887
2888 /* GtkWidget::drag-leave handler for the shortcuts list.  We unhighlight the
2889  * drop position.
2890  */
2891 static void
2892 shortcuts_drag_leave_cb (GtkWidget             *widget,
2893                          GdkDragContext        *context,
2894                          guint                  time_,
2895                          GtkFileChooserDefault *impl)
2896 {
2897 #if 0
2898   if (gtk_drag_get_source_widget (context) == widget && !impl->shortcuts_drag_outside_idle)
2899     {
2900       impl->shortcuts_drag_outside_idle = add_idle_while_impl_is_alive (impl, G_CALLBACK (shortcuts_drag_outside_idle_cb));
2901     }
2902 #endif
2903
2904   gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
2905                                    NULL,
2906                                    GTK_TREE_VIEW_DROP_BEFORE);
2907
2908   g_signal_stop_emission_by_name (widget, "drag-leave");
2909 }
2910
2911 /* Computes the appropriate row and position for dropping */
2912 static void
2913 shortcuts_compute_drop_position (GtkFileChooserDefault   *impl,
2914                                  int                      x,
2915                                  int                      y,
2916                                  GtkTreePath            **path,
2917                                  GtkTreeViewDropPosition *pos)
2918 {
2919   GtkTreeView *tree_view;
2920   GtkTreeViewColumn *column;
2921   int cell_y;
2922   GdkRectangle cell;
2923   int row;
2924   int bookmarks_index;
2925   int header_height = 0;
2926
2927   tree_view = GTK_TREE_VIEW (impl->browse_shortcuts_tree_view);
2928
2929   if (gtk_tree_view_get_headers_visible (tree_view))
2930     header_height = _gtk_tree_view_get_header_height (tree_view);
2931
2932   bookmarks_index = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS);
2933
2934   if (!gtk_tree_view_get_path_at_pos (tree_view,
2935                                       x,
2936                                       y - header_height,
2937                                       path,
2938                                       &column,
2939                                       NULL,
2940                                       &cell_y))
2941     {
2942       row = bookmarks_index + impl->num_bookmarks - 1;
2943       *path = gtk_tree_path_new_from_indices (row, -1);
2944       *pos = GTK_TREE_VIEW_DROP_AFTER;
2945       return;
2946     }
2947
2948   row = *gtk_tree_path_get_indices (*path);
2949   gtk_tree_view_get_background_area (tree_view, *path, column, &cell);
2950   gtk_tree_path_free (*path);
2951
2952   if (row < bookmarks_index)
2953     {
2954       row = bookmarks_index;
2955       *pos = GTK_TREE_VIEW_DROP_BEFORE;
2956     }
2957   else if (row > bookmarks_index + impl->num_bookmarks - 1)
2958     {
2959       row = bookmarks_index + impl->num_bookmarks - 1;
2960       *pos = GTK_TREE_VIEW_DROP_AFTER;
2961     }
2962   else
2963     {
2964       if (cell_y < cell.height / 2)
2965         *pos = GTK_TREE_VIEW_DROP_BEFORE;
2966       else
2967         *pos = GTK_TREE_VIEW_DROP_AFTER;
2968     }
2969
2970   *path = gtk_tree_path_new_from_indices (row, -1);
2971 }
2972
2973 /* GtkWidget::drag-motion handler for the shortcuts list.  We basically
2974  * implement the destination side of DnD by hand, due to limitations in
2975  * GtkTreeView's DnD API.
2976  */
2977 static gboolean
2978 shortcuts_drag_motion_cb (GtkWidget             *widget,
2979                           GdkDragContext        *context,
2980                           gint                   x,
2981                           gint                   y,
2982                           guint                  time_,
2983                           GtkFileChooserDefault *impl)
2984 {
2985   GtkTreePath *path;
2986   GtkTreeViewDropPosition pos;
2987   GdkDragAction action;
2988
2989 #if 0
2990   if (gtk_drag_get_source_widget (context) == widget)
2991     {
2992       shortcuts_cancel_drag_outside_idle (impl);
2993
2994       if (impl->shortcuts_drag_outside)
2995         {
2996           shortcuts_drag_set_delete_cursor (impl, FALSE);
2997           impl->shortcuts_drag_outside = FALSE;
2998         }
2999     }
3000 #endif
3001
3002   if (gdk_drag_context_get_suggested_action (context) == GDK_ACTION_COPY ||
3003       (gdk_drag_context_get_actions (context) & GDK_ACTION_COPY) != 0)
3004     action = GDK_ACTION_COPY;
3005   else if (gdk_drag_context_get_suggested_action (context) == GDK_ACTION_MOVE ||
3006            (gdk_drag_context_get_actions (context) & GDK_ACTION_MOVE) != 0)
3007     action = GDK_ACTION_MOVE;
3008   else
3009     {
3010       action = 0;
3011       goto out;
3012     }
3013
3014   shortcuts_compute_drop_position (impl, x, y, &path, &pos);
3015   gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), path, pos);
3016   gtk_tree_path_free (path);
3017
3018  out:
3019
3020   g_signal_stop_emission_by_name (widget, "drag-motion");
3021
3022   if (action != 0)
3023     {
3024       gdk_drag_status (context, action, time_);
3025       return TRUE;
3026     }
3027   else
3028     return FALSE;
3029 }
3030
3031 /* GtkWidget::drag-drop handler for the shortcuts list. */
3032 static gboolean
3033 shortcuts_drag_drop_cb (GtkWidget             *widget,
3034                         GdkDragContext        *context,
3035                         gint                   x,
3036                         gint                   y,
3037                         guint                  time_,
3038                         GtkFileChooserDefault *impl)
3039 {
3040 #if 0
3041   shortcuts_cancel_drag_outside_idle (impl);
3042 #endif
3043
3044   g_signal_stop_emission_by_name (widget, "drag-drop");
3045   return TRUE;
3046 }
3047
3048 /* Parses a "text/uri-list" string and inserts its URIs as bookmarks */
3049 static void
3050 shortcuts_drop_uris (GtkFileChooserDefault *impl,
3051                      GtkSelectionData      *selection_data,
3052                      int                    position)
3053 {
3054   gchar **uris;
3055   gint i;
3056
3057   uris = gtk_selection_data_get_uris (selection_data);
3058   if (!uris)
3059     return;
3060
3061   for (i = 0; uris[i]; i++)
3062     {
3063       char *uri;
3064       GFile *file;
3065
3066       uri = uris[i];
3067       file = g_file_new_for_uri (uri);
3068
3069       if (shortcuts_add_bookmark_from_file (impl, file, position))
3070         position++;
3071
3072       g_object_unref (file);
3073     }
3074
3075   g_strfreev (uris);
3076 }
3077
3078 /* Reorders the selected bookmark to the specified position */
3079 static void
3080 shortcuts_reorder (GtkFileChooserDefault *impl,
3081                    int                    new_position)
3082 {
3083   GtkTreeIter iter;
3084   gpointer col_data;
3085   ShortcutType shortcut_type;
3086   GtkTreePath *path;
3087   int old_position;
3088   int bookmarks_index;
3089   GFile *file;
3090   GError *error;
3091   gchar *name = NULL;
3092
3093   /* Get the selected path */
3094
3095   if (!shortcuts_get_selected (impl, &iter))
3096     g_assert_not_reached ();
3097
3098   path = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->shortcuts_model), &iter);
3099   old_position = *gtk_tree_path_get_indices (path);
3100   gtk_tree_path_free (path);
3101
3102   bookmarks_index = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS);
3103   old_position -= bookmarks_index;
3104   g_assert (old_position >= 0 && old_position < impl->num_bookmarks);
3105
3106   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
3107                       SHORTCUTS_COL_NAME, &name,
3108                       SHORTCUTS_COL_DATA, &col_data,
3109                       SHORTCUTS_COL_TYPE, &shortcut_type,
3110                       -1);
3111   g_assert (col_data != NULL);
3112   g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
3113
3114   file = col_data;
3115   g_object_ref (file); /* removal below will free file, so we need a new ref */
3116
3117   /* Remove the path from the old position and insert it in the new one */
3118
3119   if (new_position > old_position)
3120     new_position--;
3121
3122   if (old_position == new_position)
3123     goto out;
3124
3125   error = NULL;
3126   if (_gtk_file_system_remove_bookmark (impl->file_system, file, &error))
3127     {
3128       shortcuts_add_bookmark_from_file (impl, file, new_position);
3129       _gtk_file_system_set_bookmark_label (impl->file_system, file, name);
3130     }
3131   else
3132     error_adding_bookmark_dialog (impl, file, error);
3133
3134  out:
3135
3136   g_object_unref (file);
3137   g_free (name);
3138 }
3139
3140 /* Callback used when we get the drag data for the bookmarks list.  We add the
3141  * received URIs as bookmarks if they are folders.
3142  */
3143 static void
3144 shortcuts_drag_data_received_cb (GtkWidget          *widget,
3145                                  GdkDragContext     *context,
3146                                  gint                x,
3147                                  gint                y,
3148                                  GtkSelectionData   *selection_data,
3149                                  guint               info,
3150                                  guint               time_,
3151                                  gpointer            data)
3152 {
3153   GtkFileChooserDefault *impl;
3154   GtkTreePath *tree_path;
3155   GtkTreeViewDropPosition tree_pos;
3156   GdkAtom target;
3157   int position;
3158   int bookmarks_index;
3159
3160   impl = GTK_FILE_CHOOSER_DEFAULT (data);
3161
3162   /* Compute position */
3163
3164   bookmarks_index = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS);
3165
3166   shortcuts_compute_drop_position (impl, x, y, &tree_path, &tree_pos);
3167   position = *gtk_tree_path_get_indices (tree_path);
3168   gtk_tree_path_free (tree_path);
3169
3170   if (tree_pos == GTK_TREE_VIEW_DROP_AFTER)
3171     position++;
3172
3173   g_assert (position >= bookmarks_index);
3174   position -= bookmarks_index;
3175
3176   target = gtk_selection_data_get_target (selection_data);
3177
3178   if (gtk_targets_include_uri (&target, 1))
3179     shortcuts_drop_uris (impl, selection_data, position);
3180   else if (target == gdk_atom_intern_static_string ("GTK_TREE_MODEL_ROW"))
3181     shortcuts_reorder (impl, position);
3182
3183   g_signal_stop_emission_by_name (widget, "drag-data-received");
3184 }
3185
3186 /* Callback used to display a tooltip in the shortcuts tree */
3187 static gboolean
3188 shortcuts_query_tooltip_cb (GtkWidget             *widget,
3189                             gint                   x,
3190                             gint                   y,
3191                             gboolean               keyboard_mode,
3192                             GtkTooltip            *tooltip,
3193                             GtkFileChooserDefault *impl)
3194 {
3195   GtkTreeModel *model;
3196   GtkTreeIter iter;
3197
3198   if (gtk_tree_view_get_tooltip_context (GTK_TREE_VIEW (widget),
3199                                          &x, &y,
3200                                          keyboard_mode,
3201                                          &model,
3202                                          NULL,
3203                                          &iter))
3204     {
3205       gpointer col_data;
3206       ShortcutType shortcut_type;
3207
3208       gtk_tree_model_get (model, &iter,
3209                           SHORTCUTS_COL_DATA, &col_data,
3210                           SHORTCUTS_COL_TYPE, &shortcut_type,
3211                           -1);
3212
3213       if (shortcut_type == SHORTCUT_TYPE_SEPARATOR)
3214         return FALSE;
3215       else if (shortcut_type == SHORTCUT_TYPE_VOLUME)
3216         return FALSE;
3217       else if (shortcut_type == SHORTCUT_TYPE_FILE)
3218         {
3219           GFile *file;
3220           char *parse_name;
3221
3222           file = G_FILE (col_data);
3223           parse_name = g_file_get_parse_name (file);
3224
3225           gtk_tooltip_set_text (tooltip, parse_name);
3226
3227           g_free (parse_name);
3228
3229           return TRUE;
3230         }
3231       else if (shortcut_type == SHORTCUT_TYPE_SEARCH)
3232         {
3233           return FALSE;
3234         }
3235       else if (shortcut_type == SHORTCUT_TYPE_RECENT)
3236         {
3237           return FALSE;
3238         }
3239     }
3240
3241   return FALSE;
3242 }
3243
3244
3245 /* Callback used when the selection in the shortcuts tree changes */
3246 static void
3247 shortcuts_selection_changed_cb (GtkTreeSelection      *selection,
3248                                 GtkFileChooserDefault *impl)
3249 {
3250   GtkTreeIter iter;
3251   GtkTreeIter child_iter;
3252
3253   bookmarks_check_remove_sensitivity (impl);
3254   shortcuts_check_popup_sensitivity (impl);
3255
3256   if (impl->changing_folder)
3257     return;
3258
3259   if (gtk_tree_selection_get_selected(selection, NULL, &iter))
3260     {
3261       gtk_tree_model_filter_convert_iter_to_child_iter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model),
3262                                                         &child_iter,
3263                                                         &iter);
3264       shortcuts_activate_iter (impl, &child_iter);
3265     }
3266 }
3267
3268 static gboolean
3269 shortcuts_row_separator_func (GtkTreeModel *model,
3270                               GtkTreeIter  *iter,
3271                               gpointer      data)
3272 {
3273   ShortcutType shortcut_type;
3274
3275   gtk_tree_model_get (model, iter, SHORTCUTS_COL_TYPE, &shortcut_type, -1);
3276
3277   return shortcut_type == SHORTCUT_TYPE_SEPARATOR;
3278 }
3279
3280 static gboolean
3281 shortcuts_key_press_event_after_cb (GtkWidget             *tree_view,
3282                                     GdkEventKey           *event,
3283                                     GtkFileChooserDefault *impl)
3284 {
3285   GtkWidget *entry;
3286
3287   /* don't screw up focus switching with Tab */
3288   if (event->keyval == GDK_KEY_Tab
3289       || event->keyval == GDK_KEY_KP_Tab
3290       || event->keyval == GDK_KEY_ISO_Left_Tab
3291       || event->length < 1)
3292     return FALSE;
3293
3294   if (impl->location_entry)
3295     entry = impl->location_entry;
3296   else if (impl->search_entry)
3297     entry = impl->search_entry;
3298   else
3299     entry = NULL;
3300
3301   if (entry)
3302     {
3303       gtk_widget_grab_focus (entry);
3304       return gtk_widget_event (entry, (GdkEvent *) event);
3305     }
3306   else
3307     return FALSE;
3308 }
3309
3310 /* Callback used when the file list's popup menu is detached */
3311 static void
3312 shortcuts_popup_menu_detach_cb (GtkWidget *attach_widget,
3313                                 GtkMenu   *menu)
3314 {
3315   GtkFileChooserDefault *impl;
3316
3317   impl = g_object_get_data (G_OBJECT (attach_widget), "GtkFileChooserDefault");
3318   g_assert (GTK_IS_FILE_CHOOSER_DEFAULT (impl));
3319
3320   impl->browse_shortcuts_popup_menu = NULL;
3321   impl->browse_shortcuts_popup_menu_remove_item = NULL;
3322   impl->browse_shortcuts_popup_menu_rename_item = NULL;
3323 }
3324
3325 static void
3326 remove_shortcut_cb (GtkMenuItem           *item,
3327                     GtkFileChooserDefault *impl)
3328 {
3329   remove_selected_bookmarks (impl);
3330 }
3331
3332 /* Rename the selected bookmark */
3333 static void
3334 rename_selected_bookmark (GtkFileChooserDefault *impl)
3335 {
3336   GtkTreeIter iter;
3337   GtkTreePath *path;
3338   GtkTreeViewColumn *column;
3339   GtkCellRenderer *cell;
3340   GList *renderers;
3341
3342   if (shortcuts_get_selected (impl, &iter))
3343     {
3344       path = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->shortcuts_model), &iter);
3345       column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), 0);
3346       renderers = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
3347       cell = g_list_nth_data (renderers, 1);
3348       g_list_free (renderers);
3349       g_object_set (cell, "editable", TRUE, NULL);
3350       gtk_tree_view_set_cursor_on_cell (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
3351                                         path, column, cell, TRUE);
3352       gtk_tree_path_free (path);
3353     }
3354 }
3355
3356 static void
3357 rename_shortcut_cb (GtkMenuItem           *item,
3358                     GtkFileChooserDefault *impl)
3359 {
3360   rename_selected_bookmark (impl);
3361 }
3362
3363 /* Constructs the popup menu for the file list if needed */
3364 static void
3365 shortcuts_build_popup_menu (GtkFileChooserDefault *impl)
3366 {
3367   GtkWidget *item;
3368
3369   if (impl->browse_shortcuts_popup_menu)
3370     return;
3371
3372   impl->browse_shortcuts_popup_menu = gtk_menu_new ();
3373   gtk_menu_attach_to_widget (GTK_MENU (impl->browse_shortcuts_popup_menu),
3374                              impl->browse_shortcuts_tree_view,
3375                              shortcuts_popup_menu_detach_cb);
3376
3377   item = gtk_image_menu_item_new_with_label (_("Remove"));
3378   impl->browse_shortcuts_popup_menu_remove_item = item;
3379   gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
3380                                  gtk_image_new_from_stock (GTK_STOCK_REMOVE, GTK_ICON_SIZE_MENU));
3381   g_signal_connect (item, "activate",
3382                     G_CALLBACK (remove_shortcut_cb), impl);
3383   gtk_widget_show (item);
3384   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_shortcuts_popup_menu), item);
3385
3386   item = gtk_menu_item_new_with_label (_("Rename..."));
3387   impl->browse_shortcuts_popup_menu_rename_item = item;
3388   g_signal_connect (item, "activate",
3389                     G_CALLBACK (rename_shortcut_cb), impl);
3390   gtk_widget_show (item);
3391   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_shortcuts_popup_menu), item);
3392 }
3393
3394 static void
3395 shortcuts_update_popup_menu (GtkFileChooserDefault *impl)
3396 {
3397   shortcuts_build_popup_menu (impl);
3398   shortcuts_check_popup_sensitivity (impl);
3399 }
3400
3401 static void
3402 popup_position_func (GtkMenu   *menu,
3403                      gint      *x,
3404                      gint      *y,
3405                      gboolean  *push_in,
3406                      gpointer   user_data);
3407
3408 static void
3409 shortcuts_popup_menu (GtkFileChooserDefault *impl,
3410                       GdkEventButton        *event)
3411 {
3412   shortcuts_update_popup_menu (impl);
3413   if (event)
3414     gtk_menu_popup (GTK_MENU (impl->browse_shortcuts_popup_menu),
3415                     NULL, NULL, NULL, NULL,
3416                     event->button, event->time);
3417   else
3418     {
3419       gtk_menu_popup (GTK_MENU (impl->browse_shortcuts_popup_menu),
3420                       NULL, NULL,
3421                       popup_position_func, impl->browse_shortcuts_tree_view,
3422                       0, GDK_CURRENT_TIME);
3423       gtk_menu_shell_select_first (GTK_MENU_SHELL (impl->browse_shortcuts_popup_menu),
3424                                    FALSE);
3425     }
3426 }
3427
3428 /* Callback used for the GtkWidget::popup-menu signal of the shortcuts list */
3429 static gboolean
3430 shortcuts_popup_menu_cb (GtkWidget *widget,
3431                          GtkFileChooserDefault *impl)
3432 {
3433   shortcuts_popup_menu (impl, NULL);
3434   return TRUE;
3435 }
3436
3437 /* Callback used when a button is pressed on the shortcuts list.
3438  * We trap button 3 to bring up a popup menu.
3439  */
3440 static gboolean
3441 shortcuts_button_press_event_cb (GtkWidget             *widget,
3442                                  GdkEventButton        *event,
3443                                  GtkFileChooserDefault *impl)
3444 {
3445   static gboolean in_press = FALSE;
3446   gboolean handled;
3447
3448   if (in_press)
3449     return FALSE;
3450
3451   if (!gdk_event_triggers_context_menu ((GdkEvent *) event))
3452     return FALSE;
3453
3454   in_press = TRUE;
3455   handled = gtk_widget_event (impl->browse_shortcuts_tree_view, (GdkEvent *) event);
3456   in_press = FALSE;
3457
3458   if (!handled)
3459     return FALSE;
3460
3461   shortcuts_popup_menu (impl, event);
3462   return TRUE;
3463 }
3464
3465 static void
3466 shortcuts_edited (GtkCellRenderer       *cell,
3467                   gchar                 *path_string,
3468                   gchar                 *new_text,
3469                   GtkFileChooserDefault *impl)
3470 {
3471   GtkTreePath *path;
3472   GtkTreeIter iter;
3473   GFile *shortcut;
3474
3475   g_object_set (cell, "editable", FALSE, NULL);
3476
3477   path = gtk_tree_path_new_from_string (path_string);
3478   if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (impl->shortcuts_model), &iter, path))
3479     g_assert_not_reached ();
3480
3481   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
3482                       SHORTCUTS_COL_DATA, &shortcut,
3483                       -1);
3484   gtk_tree_path_free (path);
3485
3486   _gtk_file_system_set_bookmark_label (impl->file_system, shortcut, new_text);
3487 }
3488
3489 static void
3490 shortcuts_editing_canceled (GtkCellRenderer       *cell,
3491                             GtkFileChooserDefault *impl)
3492 {
3493   g_object_set (cell, "editable", FALSE, NULL);
3494 }
3495
3496 /* Creates the widgets for the shortcuts and bookmarks tree */
3497 static GtkWidget *
3498 shortcuts_list_create (GtkFileChooserDefault *impl)
3499 {
3500   GtkWidget *swin;
3501   GtkTreeSelection *selection;
3502   GtkTreeViewColumn *column;
3503   GtkCellRenderer *renderer;
3504
3505   /* Target types for dragging a row to/from the shortcuts list */
3506   const GtkTargetEntry tree_model_row_targets[] = {
3507     { "GTK_TREE_MODEL_ROW", GTK_TARGET_SAME_WIDGET, GTK_TREE_MODEL_ROW }
3508   };
3509
3510   /* Scrolled window */
3511
3512   swin = gtk_scrolled_window_new (NULL, NULL);
3513   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swin),
3514                                   GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
3515   gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (swin),
3516                                        GTK_SHADOW_IN);
3517   gtk_widget_show (swin);
3518
3519   /* Tree */
3520   impl->browse_shortcuts_tree_view = gtk_tree_view_new ();
3521   gtk_style_context_add_class (gtk_widget_get_style_context (impl->browse_shortcuts_tree_view),
3522                                GTK_STYLE_CLASS_SIDEBAR);
3523   gtk_tree_view_set_enable_search (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), FALSE);
3524 #ifdef PROFILE_FILE_CHOOSER
3525   g_object_set_data (G_OBJECT (impl->browse_shortcuts_tree_view), "fmq-name", "shortcuts");
3526 #endif
3527
3528   /* Connect "after" to key-press-event on the shortcuts pane.  We want this action to be possible:
3529    *
3530    *   1. user brings up a SAVE dialog
3531    *   2. user clicks on a shortcut in the shortcuts pane
3532    *   3. user starts typing a filename
3533    *
3534    * Normally, the user's typing would be ignored, as the shortcuts treeview doesn't
3535    * support interactive search.  However, we'd rather focus the location entry
3536    * so that the user can type *there*.
3537    *
3538    * To preserve keyboard navigation in the shortcuts pane, we don't focus the
3539    * filename entry if one clicks on a shortcut; rather, we focus the entry only
3540    * if the user starts typing while the focus is in the shortcuts pane.
3541    */
3542   g_signal_connect_after (impl->browse_shortcuts_tree_view, "key-press-event",
3543                           G_CALLBACK (shortcuts_key_press_event_after_cb), impl);
3544
3545   g_signal_connect (impl->browse_shortcuts_tree_view, "popup-menu",
3546                     G_CALLBACK (shortcuts_popup_menu_cb), impl);
3547   g_signal_connect (impl->browse_shortcuts_tree_view, "button-press-event",
3548                     G_CALLBACK (shortcuts_button_press_event_cb), impl);
3549   /* Accessible object name for the file chooser's shortcuts pane */
3550   atk_object_set_name (gtk_widget_get_accessible (impl->browse_shortcuts_tree_view), _("Places"));
3551
3552   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), impl->shortcuts_pane_filter_model);
3553
3554   gtk_tree_view_enable_model_drag_source (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
3555                                           GDK_BUTTON1_MASK,
3556                                           tree_model_row_targets,
3557                                           G_N_ELEMENTS (tree_model_row_targets),
3558                                           GDK_ACTION_MOVE);
3559
3560   gtk_drag_dest_set (impl->browse_shortcuts_tree_view,
3561                      GTK_DEST_DEFAULT_ALL,
3562                      tree_model_row_targets,
3563                      G_N_ELEMENTS (tree_model_row_targets),
3564                      GDK_ACTION_COPY | GDK_ACTION_MOVE);
3565   gtk_drag_dest_add_uri_targets (impl->browse_shortcuts_tree_view);
3566
3567   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
3568   gtk_tree_selection_set_mode (selection, GTK_SELECTION_SINGLE);
3569   gtk_tree_selection_set_select_function (selection,
3570                                           shortcuts_select_func,
3571                                           impl, NULL);
3572
3573   g_signal_connect (selection, "changed",
3574                     G_CALLBACK (shortcuts_selection_changed_cb), impl);
3575
3576   g_signal_connect (impl->browse_shortcuts_tree_view, "key-press-event",
3577                     G_CALLBACK (shortcuts_key_press_event_cb), impl);
3578
3579   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-begin",
3580                     G_CALLBACK (shortcuts_drag_begin_cb), impl);
3581   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-end",
3582                     G_CALLBACK (shortcuts_drag_end_cb), impl);
3583   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-data-delete",
3584                     G_CALLBACK (shortcuts_drag_data_delete_cb), impl);
3585
3586   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-leave",
3587                     G_CALLBACK (shortcuts_drag_leave_cb), impl);
3588   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-motion",
3589                     G_CALLBACK (shortcuts_drag_motion_cb), impl);
3590   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-drop",
3591                     G_CALLBACK (shortcuts_drag_drop_cb), impl);
3592   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-data-received",
3593                     G_CALLBACK (shortcuts_drag_data_received_cb), impl);
3594
3595   /* Support tooltips */
3596   gtk_widget_set_has_tooltip (impl->browse_shortcuts_tree_view, TRUE);
3597   g_signal_connect (impl->browse_shortcuts_tree_view, "query-tooltip",
3598                     G_CALLBACK (shortcuts_query_tooltip_cb), impl);
3599
3600   gtk_container_add (GTK_CONTAINER (swin), impl->browse_shortcuts_tree_view);
3601   gtk_widget_show (impl->browse_shortcuts_tree_view);
3602
3603   /* Column */
3604
3605   column = gtk_tree_view_column_new ();
3606   /* Column header for the file chooser's shortcuts pane */
3607   gtk_tree_view_column_set_title (column, _("_Places"));
3608
3609   renderer = gtk_cell_renderer_pixbuf_new ();
3610   gtk_tree_view_column_pack_start (column, renderer, FALSE);
3611   gtk_tree_view_column_set_attributes (column, renderer,
3612                                        "pixbuf", SHORTCUTS_COL_PIXBUF,
3613                                        "visible", SHORTCUTS_COL_PIXBUF_VISIBLE,
3614                                        NULL);
3615
3616   renderer = gtk_cell_renderer_text_new ();
3617   g_object_set (renderer,
3618                 "width-chars", 12,
3619                 "ellipsize", PANGO_ELLIPSIZE_END,
3620                 NULL);
3621   g_signal_connect (renderer, "edited",
3622                     G_CALLBACK (shortcuts_edited), impl);
3623   g_signal_connect (renderer, "editing-canceled",
3624                     G_CALLBACK (shortcuts_editing_canceled), impl);
3625   gtk_tree_view_column_pack_start (column, renderer, TRUE);
3626   gtk_tree_view_column_set_attributes (column, renderer,
3627                                        "text", SHORTCUTS_COL_NAME,
3628                                        NULL);
3629
3630   gtk_tree_view_set_row_separator_func (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
3631                                         shortcuts_row_separator_func,
3632                                         NULL, NULL);
3633
3634   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), column);
3635
3636   return swin;
3637 }
3638
3639 /* Creates the widgets for the shortcuts/bookmarks pane */
3640 static GtkWidget *
3641 shortcuts_pane_create (GtkFileChooserDefault *impl,
3642                        GtkSizeGroup          *size_group)
3643 {
3644   GtkWidget *vbox;
3645   GtkWidget *toolbar;
3646   GtkWidget *widget;
3647   GtkStyleContext *context;
3648   GIcon *icon;
3649
3650   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
3651   gtk_widget_show (vbox);
3652
3653   /* Shortcuts tree */
3654
3655   widget = shortcuts_list_create (impl);
3656
3657   gtk_size_group_add_widget (size_group, widget);
3658   context = gtk_widget_get_style_context (widget);
3659   gtk_style_context_set_junction_sides (context, GTK_JUNCTION_BOTTOM);
3660
3661   gtk_box_pack_start (GTK_BOX (vbox), widget, TRUE, TRUE, 0);
3662
3663   /* Box for buttons */
3664
3665   toolbar = gtk_toolbar_new ();
3666   gtk_toolbar_set_style (GTK_TOOLBAR (toolbar), GTK_TOOLBAR_ICONS);
3667   gtk_toolbar_set_icon_size (GTK_TOOLBAR (toolbar), GTK_ICON_SIZE_MENU);
3668
3669   context = gtk_widget_get_style_context (toolbar);
3670   gtk_style_context_set_junction_sides (context, GTK_JUNCTION_TOP);
3671   gtk_style_context_add_class (context, GTK_STYLE_CLASS_INLINE_TOOLBAR);
3672
3673   gtk_box_pack_start (GTK_BOX (vbox), toolbar, FALSE, FALSE, 0);
3674   gtk_widget_show (toolbar);
3675
3676   /* Add bookmark button */
3677   icon = g_themed_icon_new_with_default_fallbacks ("list-add-symbolic");
3678   impl->browse_shortcuts_add_button = toolbutton_new (impl,
3679                                                       icon,
3680                                                       FALSE,
3681                                                       TRUE,
3682                                                       G_CALLBACK (add_bookmark_button_clicked_cb));
3683   g_object_unref (icon);
3684
3685   gtk_toolbar_insert (GTK_TOOLBAR (toolbar), GTK_TOOL_ITEM (impl->browse_shortcuts_add_button), 0);
3686   gtk_widget_set_tooltip_text (impl->browse_shortcuts_add_button,
3687                                _("Add the selected folder to the Bookmarks"));
3688
3689   /* Remove bookmark button */
3690   icon = g_themed_icon_new_with_default_fallbacks ("list-remove-symbolic");
3691   impl->browse_shortcuts_remove_button = toolbutton_new (impl,
3692                                                          icon,
3693                                                          FALSE,
3694                                                          TRUE,
3695                                                          G_CALLBACK (remove_bookmark_button_clicked_cb));
3696   g_object_unref (icon);
3697   gtk_toolbar_insert (GTK_TOOLBAR (toolbar), GTK_TOOL_ITEM (impl->browse_shortcuts_remove_button), 1);
3698   gtk_widget_set_tooltip_text (impl->browse_shortcuts_remove_button,
3699                                _("Remove the selected bookmark"));
3700
3701   return vbox;
3702 }
3703
3704 static gboolean
3705 key_is_left_or_right (GdkEventKey *event)
3706 {
3707   guint modifiers;
3708
3709   modifiers = gtk_accelerator_get_default_mod_mask ();
3710
3711   return ((event->keyval == GDK_KEY_Right
3712            || event->keyval == GDK_KEY_KP_Right
3713            || event->keyval == GDK_KEY_Left
3714            || event->keyval == GDK_KEY_KP_Left)
3715           && (event->state & modifiers) == 0);
3716 }
3717
3718 /* Handles key press events on the file list, so that we can trap Enter to
3719  * activate the default button on our own.  Also, checks to see if '/' has been
3720  * pressed.
3721  */
3722 static gboolean
3723 browse_files_key_press_event_cb (GtkWidget   *widget,
3724                                  GdkEventKey *event,
3725                                  gpointer     data)
3726 {
3727   GtkFileChooserDefault *impl;
3728   GdkModifierType no_text_input_mask;
3729
3730   impl = (GtkFileChooserDefault *) data;
3731
3732   no_text_input_mask =
3733     gtk_widget_get_modifier_mask (widget, GDK_MODIFIER_INTENT_NO_TEXT_INPUT);
3734
3735   if ((event->keyval == GDK_KEY_slash
3736        || event->keyval == GDK_KEY_KP_Divide
3737 #ifdef G_OS_UNIX
3738        || event->keyval == GDK_KEY_asciitilde
3739 #endif
3740        ) && !(event->state & no_text_input_mask))
3741     {
3742       location_popup_handler (impl, event->string);
3743       return TRUE;
3744     }
3745
3746   if (key_is_left_or_right (event))
3747     {
3748       gtk_widget_grab_focus (impl->browse_shortcuts_tree_view);
3749       return TRUE;
3750     }
3751
3752   if ((event->keyval == GDK_KEY_Return
3753        || event->keyval == GDK_KEY_ISO_Enter
3754        || event->keyval == GDK_KEY_KP_Enter
3755        || event->keyval == GDK_KEY_space
3756        || event->keyval == GDK_KEY_KP_Space)
3757       && !(event->state & gtk_accelerator_get_default_mod_mask ())
3758       && !(impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
3759            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER))
3760     {
3761       GtkWindow *window;
3762
3763       window = get_toplevel (widget);
3764       if (window)
3765         {
3766           GtkWidget *default_widget, *focus_widget;
3767
3768           default_widget = gtk_window_get_default_widget (window);
3769           focus_widget = gtk_window_get_focus (window);
3770
3771           if (widget != default_widget &&
3772               !(widget == focus_widget && (!default_widget || !gtk_widget_get_sensitive (default_widget))))
3773             {
3774               gtk_window_activate_default (window);
3775
3776               return TRUE;
3777             }
3778         }
3779     }
3780
3781   return FALSE;
3782 }
3783
3784 /* Callback used when the file list's popup menu is detached */
3785 static void
3786 popup_menu_detach_cb (GtkWidget *attach_widget,
3787                       GtkMenu   *menu)
3788 {
3789   GtkFileChooserDefault *impl;
3790
3791   impl = g_object_get_data (G_OBJECT (attach_widget), "GtkFileChooserDefault");
3792   g_assert (GTK_IS_FILE_CHOOSER_DEFAULT (impl));
3793
3794   impl->browse_files_popup_menu = NULL;
3795   impl->browse_files_popup_menu_add_shortcut_item = NULL;
3796   impl->browse_files_popup_menu_hidden_files_item = NULL;
3797   impl->browse_files_popup_menu_copy_file_location_item = NULL;
3798 }
3799
3800 /* Callback used when the "Add to Bookmarks" menu item is activated */
3801 static void
3802 add_to_shortcuts_cb (GtkMenuItem           *item,
3803                      GtkFileChooserDefault *impl)
3804 {
3805   bookmarks_add_selected_folder (impl);
3806 }
3807
3808 /* callback used to set data to clipboard */
3809 static void
3810 copy_file_get_cb  (GtkClipboard     *clipboard,
3811                    GtkSelectionData *selection_data,
3812                    guint             info,
3813                    gpointer          data)
3814 {
3815   GSList *selected_files = data;
3816
3817   if (selected_files)
3818     {
3819       gint num_files = g_slist_length (selected_files);
3820       gchar **uris;
3821       gint i;
3822       GSList *l;
3823
3824       uris = g_new (gchar *, num_files + 1);
3825       uris[num_files] = NULL; /* null terminator */
3826
3827       i = 0;
3828
3829       for (l = selected_files; l; l = l->next)
3830         {
3831           GFile *file = (GFile *) l->data;
3832
3833           if (info == SELECTION_URI)
3834             uris[i] = g_file_get_uri (file);
3835           else /* if (info == SELECTION_TEXT) - let this be the fallback */
3836             uris[i] = g_file_get_parse_name (file);
3837
3838           i++;
3839         }
3840
3841       if (info == SELECTION_URI)
3842         gtk_selection_data_set_uris (selection_data, uris);
3843       else /* if (info == SELECTION_TEXT) - let this be the fallback */
3844         {
3845           char *str = g_strjoinv (" ", uris);
3846           gtk_selection_data_set_text (selection_data, str, -1);
3847           g_free (str);
3848         }
3849
3850       g_strfreev (uris);
3851     }
3852 }
3853
3854 /* callback used to clear the clipboard data */
3855 static void
3856 copy_file_clear_cb (GtkClipboard *clipboard,
3857                     gpointer      data)
3858 {
3859   GSList *selected_files = data;
3860
3861   g_slist_foreach (selected_files, (GFunc) g_object_unref, NULL);
3862   g_slist_free (selected_files);
3863 }
3864
3865 /* Callback used when the "Copy file's location" menu item is activated */
3866 static void
3867 copy_file_location_cb (GtkMenuItem           *item,
3868                        GtkFileChooserDefault *impl)
3869 {
3870   GSList *selected_files = NULL;
3871
3872   selected_files = search_get_selected_files (impl);
3873
3874   if (selected_files)
3875     {
3876       GtkClipboard *clipboard;
3877       GtkTargetList *target_list;
3878       GtkTargetEntry *targets;
3879       int n_targets;
3880
3881       clipboard = gtk_widget_get_clipboard (GTK_WIDGET (impl), GDK_SELECTION_CLIPBOARD);
3882
3883       target_list = gtk_target_list_new (NULL, 0);
3884       gtk_target_list_add_text_targets (target_list, SELECTION_TEXT);
3885       gtk_target_list_add_uri_targets (target_list, SELECTION_URI);
3886
3887       targets = gtk_target_table_new_from_list (target_list, &n_targets);
3888       gtk_target_list_unref (target_list);
3889
3890       gtk_clipboard_set_with_data (clipboard, targets, n_targets,
3891                                    copy_file_get_cb,
3892                                    copy_file_clear_cb,
3893                                    selected_files);
3894
3895       gtk_target_table_free (targets, n_targets);
3896     }
3897 }
3898
3899 /* Callback used when the "Visit this file" menu item is activated */
3900 static void
3901 visit_file_cb (GtkMenuItem *item,
3902                GtkFileChooserDefault *impl)
3903 {
3904   GSList *files;
3905
3906   files = search_get_selected_files (impl);
3907
3908   /* Sigh, just use the first one */
3909   if (files)
3910     {
3911       GFile *file = files->data;
3912
3913       gtk_file_chooser_default_select_file (GTK_FILE_CHOOSER (impl), file, NULL); /* NULL-GError */
3914     }
3915
3916   g_slist_foreach (files, (GFunc) g_object_unref, NULL);
3917   g_slist_free (files);
3918 }
3919
3920 /* callback used when the "Show Hidden Files" menu item is toggled */
3921 static void
3922 show_hidden_toggled_cb (GtkCheckMenuItem      *item,
3923                         GtkFileChooserDefault *impl)
3924 {
3925   g_object_set (impl,
3926                 "show-hidden", gtk_check_menu_item_get_active (item),
3927                 NULL);
3928 }
3929
3930 /* Callback used when the "Show Size Column" menu item is toggled */
3931 static void
3932 show_size_column_toggled_cb (GtkCheckMenuItem *item,
3933                              GtkFileChooserDefault *impl)
3934 {
3935   impl->show_size_column = gtk_check_menu_item_get_active (item);
3936
3937   gtk_tree_view_column_set_visible (impl->list_size_column,
3938                                     impl->show_size_column);
3939 }
3940
3941 /* Shows an error dialog about not being able to select a dragged file */
3942 static void
3943 error_selecting_dragged_file_dialog (GtkFileChooserDefault *impl,
3944                                      GFile                 *file,
3945                                      GError                *error)
3946 {
3947   error_dialog (impl,
3948                 _("Could not select file"),
3949                 file, error);
3950 }
3951
3952 static void
3953 file_list_drag_data_select_uris (GtkFileChooserDefault  *impl,
3954                                  gchar                 **uris)
3955 {
3956   int i;
3957   char *uri;
3958   GtkFileChooser *chooser = GTK_FILE_CHOOSER (impl);
3959
3960   for (i = 1; uris[i]; i++)
3961     {
3962       GFile *file;
3963       GError *error = NULL;
3964
3965       uri = uris[i];
3966       file = g_file_new_for_uri (uri);
3967
3968       gtk_file_chooser_default_select_file (chooser, file, &error);
3969       if (error)
3970         error_selecting_dragged_file_dialog (impl, file, error);
3971
3972       g_object_unref (file);
3973     }
3974 }
3975
3976 struct FileListDragData
3977 {
3978   GtkFileChooserDefault *impl;
3979   gchar **uris;
3980   GFile *file;
3981 };
3982
3983 static void
3984 file_list_drag_data_received_get_info_cb (GCancellable *cancellable,
3985                                           GFileInfo    *info,
3986                                           const GError *error,
3987                                           gpointer      user_data)
3988 {
3989   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
3990   struct FileListDragData *data = user_data;
3991   GtkFileChooser *chooser = GTK_FILE_CHOOSER (data->impl);
3992
3993   if (cancellable != data->impl->file_list_drag_data_received_cancellable)
3994     goto out;
3995
3996   data->impl->file_list_drag_data_received_cancellable = NULL;
3997
3998   if (cancelled || error)
3999     goto out;
4000
4001   if ((data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
4002        data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE) &&
4003       data->uris[1] == 0 && !error && _gtk_file_info_consider_as_directory (info))
4004     change_folder_and_display_error (data->impl, data->file, FALSE);
4005   else
4006     {
4007       GError *error = NULL;
4008
4009       gtk_file_chooser_default_unselect_all (chooser);
4010       gtk_file_chooser_default_select_file (chooser, data->file, &error);
4011       if (error)
4012         error_selecting_dragged_file_dialog (data->impl, data->file, error);
4013       else
4014         browse_files_center_selected_row (data->impl);
4015     }
4016
4017   if (data->impl->select_multiple)
4018     file_list_drag_data_select_uris (data->impl, data->uris);
4019
4020 out:
4021   g_object_unref (data->impl);
4022   g_strfreev (data->uris);
4023   g_object_unref (data->file);
4024   g_free (data);
4025
4026   g_object_unref (cancellable);
4027 }
4028
4029 static void
4030 file_list_drag_data_received_cb (GtkWidget        *widget,
4031                                  GdkDragContext   *context,
4032                                  gint              x,
4033                                  gint              y,
4034                                  GtkSelectionData *selection_data,
4035                                  guint             info,
4036                                  guint             time_,
4037                                  gpointer          data)
4038 {
4039   GtkFileChooserDefault *impl;
4040   gchar **uris;
4041   char *uri;
4042   GFile *file;
4043
4044   impl = GTK_FILE_CHOOSER_DEFAULT (data);
4045
4046   /* Allow only drags from other widgets; see bug #533891. */
4047   if (gtk_drag_get_source_widget (context) == widget)
4048     {
4049       g_signal_stop_emission_by_name (widget, "drag-data-received");
4050       return;
4051     }
4052
4053   /* Parse the text/uri-list string, navigate to the first one */
4054   uris = gtk_selection_data_get_uris (selection_data);
4055   if (uris && uris[0])
4056     {
4057       struct FileListDragData *data;
4058
4059       uri = uris[0];
4060       file = g_file_new_for_uri (uri);
4061
4062       data = g_new0 (struct FileListDragData, 1);
4063       data->impl = g_object_ref (impl);
4064       data->uris = uris;
4065       data->file = file;
4066
4067       if (impl->file_list_drag_data_received_cancellable)
4068         g_cancellable_cancel (impl->file_list_drag_data_received_cancellable);
4069
4070       impl->file_list_drag_data_received_cancellable =
4071         _gtk_file_system_get_info (impl->file_system, file,
4072                                    "standard::type",
4073                                    file_list_drag_data_received_get_info_cb,
4074                                    data);
4075     }
4076
4077   g_signal_stop_emission_by_name (widget, "drag-data-received");
4078 }
4079
4080 /* Don't do anything with the drag_drop signal */
4081 static gboolean
4082 file_list_drag_drop_cb (GtkWidget             *widget,
4083                         GdkDragContext        *context,
4084                         gint                   x,
4085                         gint                   y,
4086                         guint                  time_,
4087                         GtkFileChooserDefault *impl)
4088 {
4089   g_signal_stop_emission_by_name (widget, "drag-drop");
4090   return TRUE;
4091 }
4092
4093 /* Disable the normal tree drag motion handler, it makes it look like you're
4094    dropping the dragged item onto a tree item */
4095 static gboolean
4096 file_list_drag_motion_cb (GtkWidget             *widget,
4097                           GdkDragContext        *context,
4098                           gint                   x,
4099                           gint                   y,
4100                           guint                  time_,
4101                           GtkFileChooserDefault *impl)
4102 {
4103   g_signal_stop_emission_by_name (widget, "drag-motion");
4104   return TRUE;
4105 }
4106
4107 /* Sensitizes the "Copy file's location" context menu item if there is actually
4108  * a selection active.
4109  */
4110 static void
4111 check_copy_file_location_sensitivity (GtkFileChooserDefault *impl)
4112 {
4113   GtkTreeSelection *selection;
4114   gboolean active;
4115
4116   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
4117   if (gtk_tree_selection_count_selected_rows (selection) == 0)
4118     active = FALSE;
4119   else
4120     active = TRUE;
4121
4122   if (impl->browse_files_popup_menu_copy_file_location_item)
4123     gtk_widget_set_sensitive (impl->browse_files_popup_menu_copy_file_location_item, active);
4124 }
4125
4126 static GtkWidget *
4127 file_list_add_image_menu_item (GtkFileChooserDefault *impl,
4128                                const char *stock_name,
4129                                const char *mnemonic_label,
4130                                GCallback callback)
4131 {
4132   GtkWidget *item;
4133
4134   item = gtk_image_menu_item_new_with_mnemonic (mnemonic_label);
4135   gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
4136                                  gtk_image_new_from_stock (stock_name, GTK_ICON_SIZE_MENU));
4137   g_signal_connect (item, "activate", callback, impl);
4138   gtk_widget_show (item);
4139   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4140
4141   return item;
4142 }
4143
4144 static GtkWidget *
4145 file_list_add_check_menu_item (GtkFileChooserDefault *impl,
4146                                const char *mnemonic_label,
4147                                GCallback callback)
4148 {
4149   GtkWidget *item;
4150
4151   item = gtk_check_menu_item_new_with_mnemonic (mnemonic_label);
4152   g_signal_connect (item, "toggled", callback, impl);
4153   gtk_widget_show (item);
4154   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4155
4156   return item;
4157 }
4158
4159 /* Constructs the popup menu for the file list if needed */
4160 static void
4161 file_list_build_popup_menu (GtkFileChooserDefault *impl)
4162 {
4163   GtkWidget *item;
4164
4165   if (impl->browse_files_popup_menu)
4166     return;
4167
4168   impl->browse_files_popup_menu = gtk_menu_new ();
4169   gtk_menu_attach_to_widget (GTK_MENU (impl->browse_files_popup_menu),
4170                              impl->browse_files_tree_view,
4171                              popup_menu_detach_cb);
4172
4173   impl->browse_files_popup_menu_visit_file_item         = file_list_add_image_menu_item (impl, GTK_STOCK_DIRECTORY, _("_Visit this file"),
4174                                                                                          G_CALLBACK (visit_file_cb));
4175
4176   impl->browse_files_popup_menu_copy_file_location_item = file_list_add_image_menu_item (impl, GTK_STOCK_COPY, _("_Copy file's location"),
4177                                                                                          G_CALLBACK (copy_file_location_cb));
4178
4179   impl->browse_files_popup_menu_add_shortcut_item       = file_list_add_image_menu_item (impl, GTK_STOCK_ADD, _("_Add to Bookmarks"),
4180                                                                                          G_CALLBACK (add_to_shortcuts_cb));
4181
4182   item = gtk_separator_menu_item_new ();
4183   gtk_widget_show (item);
4184   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4185
4186   impl->browse_files_popup_menu_hidden_files_item       = file_list_add_check_menu_item (impl, _("Show _Hidden Files"),
4187                                                                                          G_CALLBACK (show_hidden_toggled_cb));
4188
4189   impl->browse_files_popup_menu_size_column_item        = file_list_add_check_menu_item (impl, _("Show _Size Column"),
4190                                                                                          G_CALLBACK (show_size_column_toggled_cb));
4191
4192   bookmarks_check_add_sensitivity (impl);
4193   check_copy_file_location_sensitivity (impl);
4194 }
4195
4196 /* Updates the popup menu for the file list, creating it if necessary */
4197 static void
4198 file_list_update_popup_menu (GtkFileChooserDefault *impl)
4199 {
4200   file_list_build_popup_menu (impl);
4201
4202   /* The sensitivity of the Add to Bookmarks item is set in
4203    * bookmarks_check_add_sensitivity()
4204    */
4205
4206   /* 'Visit this file' */
4207   gtk_widget_set_visible (impl->browse_files_popup_menu_visit_file_item, (impl->operation_mode != OPERATION_MODE_BROWSE));
4208
4209   /* 'Show Hidden Files' */
4210   g_signal_handlers_block_by_func (impl->browse_files_popup_menu_hidden_files_item,
4211                                    G_CALLBACK (show_hidden_toggled_cb), impl);
4212   gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (impl->browse_files_popup_menu_hidden_files_item),
4213                                   impl->show_hidden);
4214   g_signal_handlers_unblock_by_func (impl->browse_files_popup_menu_hidden_files_item,
4215                                      G_CALLBACK (show_hidden_toggled_cb), impl);
4216
4217   /* 'Show Size Column' */
4218   g_signal_handlers_block_by_func (impl->browse_files_popup_menu_size_column_item,
4219                                    G_CALLBACK (show_size_column_toggled_cb), impl);
4220   gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (impl->browse_files_popup_menu_size_column_item),
4221                                   impl->show_size_column);
4222   g_signal_handlers_unblock_by_func (impl->browse_files_popup_menu_size_column_item,
4223                                      G_CALLBACK (show_size_column_toggled_cb), impl);
4224 }
4225
4226 static void
4227 popup_position_func (GtkMenu   *menu,
4228                      gint      *x,
4229                      gint      *y,
4230                      gboolean  *push_in,
4231                      gpointer   user_data)
4232 {
4233   GtkAllocation allocation;
4234   GtkWidget *widget = GTK_WIDGET (user_data);
4235   GdkScreen *screen = gtk_widget_get_screen (widget);
4236   GtkRequisition req;
4237   gint monitor_num;
4238   GdkRectangle monitor;
4239
4240   g_return_if_fail (gtk_widget_get_realized (widget));
4241
4242   gdk_window_get_origin (gtk_widget_get_window (widget), x, y);
4243
4244   gtk_widget_get_preferred_size (GTK_WIDGET (menu),
4245                                  &req, NULL);
4246
4247   gtk_widget_get_allocation (widget, &allocation);
4248   *x += (allocation.width - req.width) / 2;
4249   *y += (allocation.height - req.height) / 2;
4250
4251   monitor_num = gdk_screen_get_monitor_at_point (screen, *x, *y);
4252   gtk_menu_set_monitor (menu, monitor_num);
4253   gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
4254
4255   *x = CLAMP (*x, monitor.x, monitor.x + MAX (0, monitor.width - req.width));
4256   *y = CLAMP (*y, monitor.y, monitor.y + MAX (0, monitor.height - req.height));
4257
4258   *push_in = FALSE;
4259 }
4260
4261 static void
4262 file_list_popup_menu (GtkFileChooserDefault *impl,
4263                       GdkEventButton        *event)
4264 {
4265   file_list_update_popup_menu (impl);
4266   if (event)
4267     gtk_menu_popup (GTK_MENU (impl->browse_files_popup_menu),
4268                     NULL, NULL, NULL, NULL,
4269                     event->button, event->time);
4270   else
4271     {
4272       gtk_menu_popup (GTK_MENU (impl->browse_files_popup_menu),
4273                       NULL, NULL,
4274                       popup_position_func, impl->browse_files_tree_view,
4275                       0, GDK_CURRENT_TIME);
4276       gtk_menu_shell_select_first (GTK_MENU_SHELL (impl->browse_files_popup_menu),
4277                                    FALSE);
4278     }
4279
4280 }
4281
4282 /* Callback used for the GtkWidget::popup-menu signal of the file list */
4283 static gboolean
4284 list_popup_menu_cb (GtkWidget *widget,
4285                     GtkFileChooserDefault *impl)
4286 {
4287   file_list_popup_menu (impl, NULL);
4288   return TRUE;
4289 }
4290
4291 /* Callback used when a button is pressed on the file list.  We trap button 3 to
4292  * bring up a popup menu.
4293  */
4294 static gboolean
4295 list_button_press_event_cb (GtkWidget             *widget,
4296                             GdkEventButton        *event,
4297                             GtkFileChooserDefault *impl)
4298 {
4299   static gboolean in_press = FALSE;
4300
4301   if (in_press)
4302     return FALSE;
4303
4304   if (!gdk_event_triggers_context_menu ((GdkEvent *) event))
4305     return FALSE;
4306
4307   in_press = TRUE;
4308   gtk_widget_event (impl->browse_files_tree_view, (GdkEvent *) event);
4309   in_press = FALSE;
4310
4311   file_list_popup_menu (impl, event);
4312   return TRUE;
4313 }
4314
4315 typedef struct {
4316   OperationMode operation_mode;
4317   gint general_column;
4318   gint model_column;
4319 } ColumnMap;
4320
4321 /* Sets the sort column IDs for the file list; needs to be done whenever we
4322  * change the model on the treeview.
4323  */
4324 static void
4325 file_list_set_sort_column_ids (GtkFileChooserDefault *impl)
4326 {
4327   gtk_tree_view_column_set_sort_column_id (impl->list_name_column, MODEL_COL_NAME);
4328   gtk_tree_view_column_set_sort_column_id (impl->list_mtime_column, MODEL_COL_MTIME);
4329   gtk_tree_view_column_set_sort_column_id (impl->list_size_column, MODEL_COL_SIZE);
4330 }
4331
4332 static gboolean
4333 file_list_query_tooltip_cb (GtkWidget  *widget,
4334                             gint        x,
4335                             gint        y,
4336                             gboolean    keyboard_tip,
4337                             GtkTooltip *tooltip,
4338                             gpointer    user_data)
4339 {
4340   GtkFileChooserDefault *impl = user_data;
4341   GtkTreeModel *model;
4342   GtkTreePath *path;
4343   GtkTreeIter iter;
4344   GFile *file;
4345   gchar *filename;
4346
4347   if (impl->operation_mode == OPERATION_MODE_BROWSE)
4348     return FALSE;
4349
4350
4351   if (!gtk_tree_view_get_tooltip_context (GTK_TREE_VIEW (impl->browse_files_tree_view),
4352                                           &x, &y,
4353                                           keyboard_tip,
4354                                           &model, &path, &iter))
4355     return FALSE;
4356
4357   gtk_tree_model_get (model, &iter,
4358                       MODEL_COL_FILE, &file,
4359                       -1);
4360
4361   if (file == NULL)
4362     {
4363       gtk_tree_path_free (path);
4364       return FALSE;
4365     }
4366
4367   filename = g_file_get_path (file);
4368   gtk_tooltip_set_text (tooltip, filename);
4369   gtk_tree_view_set_tooltip_row (GTK_TREE_VIEW (impl->browse_files_tree_view),
4370                                  tooltip,
4371                                  path);
4372
4373   g_free (filename);
4374   g_object_unref (file);
4375   gtk_tree_path_free (path);
4376
4377   return TRUE;
4378 }
4379
4380 static void
4381 set_icon_cell_renderer_fixed_size (GtkFileChooserDefault *impl, GtkCellRenderer *renderer)
4382 {
4383   gint xpad, ypad;
4384
4385   gtk_cell_renderer_get_padding (renderer, &xpad, &ypad);
4386   gtk_cell_renderer_set_fixed_size (renderer,
4387                                     xpad * 2 + impl->icon_size,
4388                                     ypad * 2 + impl->icon_size);
4389 }
4390
4391 /* Creates the widgets for the file list */
4392 static GtkWidget *
4393 create_file_list (GtkFileChooserDefault *impl)
4394 {
4395   GtkWidget *swin;
4396   GtkTreeSelection *selection;
4397   GtkTreeViewColumn *column;
4398   GtkCellRenderer *renderer;
4399
4400   /* Scrolled window */
4401   swin = gtk_scrolled_window_new (NULL, NULL);
4402   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swin),
4403                                   GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
4404   gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (swin),
4405                                        GTK_SHADOW_IN);
4406
4407   /* Tree/list view */
4408
4409   impl->browse_files_tree_view = gtk_tree_view_new ();
4410 #ifdef PROFILE_FILE_CHOOSER
4411   g_object_set_data (G_OBJECT (impl->browse_files_tree_view), "fmq-name", "file_list");
4412 #endif
4413   g_object_set_data (G_OBJECT (impl->browse_files_tree_view), I_("GtkFileChooserDefault"), impl);
4414   atk_object_set_name (gtk_widget_get_accessible (impl->browse_files_tree_view), _("Files"));
4415
4416   gtk_tree_view_set_rules_hint (GTK_TREE_VIEW (impl->browse_files_tree_view), TRUE);
4417   gtk_container_add (GTK_CONTAINER (swin), impl->browse_files_tree_view);
4418
4419   gtk_drag_dest_set (impl->browse_files_tree_view,
4420                      GTK_DEST_DEFAULT_ALL,
4421                      NULL, 0,
4422                      GDK_ACTION_COPY | GDK_ACTION_MOVE);
4423   gtk_drag_dest_add_uri_targets (impl->browse_files_tree_view);
4424
4425   g_signal_connect (impl->browse_files_tree_view, "row-activated",
4426                     G_CALLBACK (list_row_activated), impl);
4427   g_signal_connect (impl->browse_files_tree_view, "key-press-event",
4428                     G_CALLBACK (browse_files_key_press_event_cb), impl);
4429   g_signal_connect (impl->browse_files_tree_view, "popup-menu",
4430                     G_CALLBACK (list_popup_menu_cb), impl);
4431   g_signal_connect (impl->browse_files_tree_view, "button-press-event",
4432                     G_CALLBACK (list_button_press_event_cb), impl);
4433
4434   g_signal_connect (impl->browse_files_tree_view, "drag-data-received",
4435                     G_CALLBACK (file_list_drag_data_received_cb), impl);
4436   g_signal_connect (impl->browse_files_tree_view, "drag-drop",
4437                     G_CALLBACK (file_list_drag_drop_cb), impl);
4438   g_signal_connect (impl->browse_files_tree_view, "drag-motion",
4439                     G_CALLBACK (file_list_drag_motion_cb), impl);
4440
4441   g_object_set (impl->browse_files_tree_view, "has-tooltip", TRUE, NULL);
4442   g_signal_connect (impl->browse_files_tree_view, "query-tooltip",
4443                     G_CALLBACK (file_list_query_tooltip_cb), impl);
4444
4445   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
4446   gtk_tree_selection_set_select_function (selection,
4447                                           list_select_func,
4448                                           impl, NULL);
4449   gtk_tree_view_enable_model_drag_source (GTK_TREE_VIEW (impl->browse_files_tree_view),
4450                                           GDK_BUTTON1_MASK,
4451                                           NULL, 0,
4452                                           GDK_ACTION_COPY | GDK_ACTION_MOVE);
4453   gtk_drag_source_add_uri_targets (impl->browse_files_tree_view);
4454
4455   g_signal_connect (selection, "changed",
4456                     G_CALLBACK (list_selection_changed), impl);
4457
4458   /* Keep the column order in sync with update_cell_renderer_attributes() */
4459
4460   /* Filename column */
4461
4462   impl->list_name_column = gtk_tree_view_column_new ();
4463   gtk_tree_view_column_set_expand (impl->list_name_column, TRUE);
4464   gtk_tree_view_column_set_resizable (impl->list_name_column, TRUE);
4465   gtk_tree_view_column_set_title (impl->list_name_column, _("Name"));
4466
4467   renderer = gtk_cell_renderer_pixbuf_new ();
4468   /* We set a fixed size so that we get an empty slot even if no icons are loaded yet */
4469   set_icon_cell_renderer_fixed_size (impl, renderer);
4470   gtk_tree_view_column_pack_start (impl->list_name_column, renderer, FALSE);
4471
4472   impl->list_name_renderer = gtk_cell_renderer_text_new ();
4473   g_object_set (impl->list_name_renderer,
4474                 "ellipsize", PANGO_ELLIPSIZE_END,
4475                 NULL);
4476   g_signal_connect (impl->list_name_renderer, "edited",
4477                     G_CALLBACK (renderer_edited_cb), impl);
4478   g_signal_connect (impl->list_name_renderer, "editing-canceled",
4479                     G_CALLBACK (renderer_editing_canceled_cb), impl);
4480   gtk_tree_view_column_pack_start (impl->list_name_column, impl->list_name_renderer, TRUE);
4481
4482   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_files_tree_view), impl->list_name_column);
4483
4484   /* Size column */
4485
4486   column = gtk_tree_view_column_new ();
4487   gtk_tree_view_column_set_resizable (column, TRUE);
4488   gtk_tree_view_column_set_title (column, _("Size"));
4489
4490   renderer = gtk_cell_renderer_text_new ();
4491   g_object_set (renderer,
4492                 "alignment", PANGO_ALIGN_RIGHT,
4493                 NULL);
4494   gtk_tree_view_column_pack_start (column, renderer, TRUE); /* bug: it doesn't expand */
4495   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_files_tree_view), column);
4496   impl->list_size_column = column;
4497
4498   /* Modification time column */
4499
4500   column = gtk_tree_view_column_new ();
4501   gtk_tree_view_column_set_resizable (column, TRUE);
4502   gtk_tree_view_column_set_title (column, _("Modified"));
4503
4504   renderer = gtk_cell_renderer_text_new ();
4505   gtk_tree_view_column_pack_start (column, renderer, TRUE);
4506   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_files_tree_view), column);
4507   impl->list_mtime_column = column;
4508
4509   file_list_set_sort_column_ids (impl);
4510   update_cell_renderer_attributes (impl);
4511
4512   gtk_widget_show_all (swin);
4513
4514   return swin;
4515 }
4516
4517 /* Creates the widgets for the files/folders pane */
4518 static GtkWidget *
4519 file_pane_create (GtkFileChooserDefault *impl,
4520                   GtkSizeGroup          *size_group)
4521 {
4522   GtkWidget *vbox;
4523   GtkWidget *hbox;
4524   GtkWidget *widget;
4525
4526   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
4527   gtk_widget_show (vbox);
4528
4529   /* Box for lists and preview */
4530
4531   hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, PREVIEW_HBOX_SPACING);
4532   gtk_box_pack_start (GTK_BOX (vbox), hbox, TRUE, TRUE, 0);
4533   gtk_widget_show (hbox);
4534
4535   /* File list */
4536
4537   widget = create_file_list (impl);
4538   gtk_box_pack_start (GTK_BOX (hbox), widget, TRUE, TRUE, 0);
4539   gtk_size_group_add_widget (size_group, widget);
4540
4541   /* Preview */
4542
4543   impl->preview_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
4544   gtk_box_pack_start (GTK_BOX (hbox), impl->preview_box, FALSE, FALSE, 0);
4545   /* Don't show preview box initially */
4546
4547   /* Filter combo */
4548
4549   impl->filter_combo_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
4550
4551   widget = filter_create (impl);
4552
4553   gtk_widget_show (widget);
4554   gtk_box_pack_end (GTK_BOX (impl->filter_combo_hbox), widget, FALSE, FALSE, 0);
4555
4556   gtk_box_pack_end (GTK_BOX (vbox), impl->filter_combo_hbox, FALSE, FALSE, 0);
4557
4558   return vbox;
4559 }
4560
4561 static void
4562 location_entry_create (GtkFileChooserDefault *impl)
4563 {
4564   if (!impl->location_entry)
4565     impl->location_entry = _gtk_file_chooser_entry_new (TRUE);
4566
4567   _gtk_file_chooser_entry_set_file_system (GTK_FILE_CHOOSER_ENTRY (impl->location_entry),
4568                                            impl->file_system);
4569   _gtk_file_chooser_entry_set_local_only (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->local_only);
4570   _gtk_file_chooser_entry_set_action (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->action);
4571   gtk_entry_set_width_chars (GTK_ENTRY (impl->location_entry), 45);
4572   gtk_entry_set_activates_default (GTK_ENTRY (impl->location_entry), TRUE);
4573 }
4574
4575 /* Creates the widgets specific to Save mode */
4576 static void
4577 save_widgets_create (GtkFileChooserDefault *impl)
4578 {
4579   GtkWidget *vbox;
4580   GtkWidget *widget;
4581
4582   if (impl->save_widgets != NULL)
4583     return;
4584
4585   location_switch_to_path_bar (impl);
4586
4587   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
4588
4589   impl->save_widgets_table = gtk_grid_new ();
4590   gtk_box_pack_start (GTK_BOX (vbox), impl->save_widgets_table, FALSE, FALSE, 0);
4591   gtk_widget_show (impl->save_widgets_table);
4592   gtk_grid_set_row_spacing (GTK_GRID (impl->save_widgets_table), 12);
4593   gtk_grid_set_column_spacing (GTK_GRID (impl->save_widgets_table), 12);
4594
4595   /* Label */
4596
4597   widget = gtk_label_new_with_mnemonic (_("_Name:"));
4598   gtk_widget_set_halign (widget, GTK_ALIGN_START);
4599   gtk_widget_set_valign (widget, GTK_ALIGN_CENTER);
4600   gtk_grid_attach (GTK_GRID (impl->save_widgets_table), widget, 0, 0, 1, 1);
4601   gtk_widget_show (widget);
4602
4603   /* Location entry */
4604
4605   location_entry_create (impl);
4606   gtk_widget_set_hexpand (impl->location_entry, TRUE);
4607   gtk_grid_attach (GTK_GRID (impl->save_widgets_table), impl->location_entry, 1, 0, 1, 1);
4608   gtk_widget_show (impl->location_entry);
4609   gtk_label_set_mnemonic_widget (GTK_LABEL (widget), impl->location_entry);
4610
4611   /* Folder combo */
4612   impl->save_folder_label = gtk_label_new (NULL);
4613   gtk_widget_set_halign (impl->save_folder_label, GTK_ALIGN_START);
4614   gtk_widget_set_valign (impl->save_folder_label, GTK_ALIGN_CENTER);
4615   gtk_grid_attach (GTK_GRID (impl->save_widgets_table), impl->save_folder_label, 0, 1, 1, 1);
4616   gtk_widget_show (impl->save_folder_label);
4617
4618   impl->save_widgets = vbox;
4619   gtk_box_pack_start (GTK_BOX (impl), impl->save_widgets, FALSE, FALSE, 0);
4620   gtk_box_reorder_child (GTK_BOX (impl), impl->save_widgets, 0);
4621   gtk_widget_show (impl->save_widgets);
4622 }
4623
4624 /* Destroys the widgets specific to Save mode */
4625 static void
4626 save_widgets_destroy (GtkFileChooserDefault *impl)
4627 {
4628   if (impl->save_widgets == NULL)
4629     return;
4630
4631   gtk_widget_destroy (impl->save_widgets);
4632   impl->save_widgets = NULL;
4633   impl->save_widgets_table = NULL;
4634   impl->location_entry = NULL;
4635   impl->save_folder_label = NULL;
4636 }
4637
4638 /* Turns on the path bar widget.  Can be called even if we are already in that
4639  * mode.
4640  */
4641 static void
4642 location_switch_to_path_bar (GtkFileChooserDefault *impl)
4643 {
4644   if (impl->location_entry)
4645     {
4646       gtk_widget_destroy (impl->location_entry);
4647       impl->location_entry = NULL;
4648     }
4649
4650   gtk_widget_hide (impl->location_entry_box);
4651 }
4652
4653 /* Turns on the location entry.  Can be called even if we are already in that
4654  * mode.
4655  */
4656 static void
4657 location_switch_to_filename_entry (GtkFileChooserDefault *impl)
4658 {
4659   /* when in search or recent files mode, we are not showing the
4660    * location_entry_box container, so there's no point in switching
4661    * to it.
4662    */
4663   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
4664       impl->operation_mode == OPERATION_MODE_RECENT)
4665     return;
4666
4667   if (impl->location_entry)
4668     {
4669       gtk_widget_destroy (impl->location_entry);
4670       impl->location_entry = NULL;
4671     }
4672
4673   /* Box */
4674
4675   gtk_widget_show (impl->location_entry_box);
4676
4677   /* Entry */
4678
4679   location_entry_create (impl);
4680   gtk_box_pack_start (GTK_BOX (impl->location_entry_box), impl->location_entry, TRUE, TRUE, 0);
4681   gtk_label_set_mnemonic_widget (GTK_LABEL (impl->location_label), impl->location_entry);
4682
4683   /* Configure the entry */
4684
4685   _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->current_folder);
4686
4687   /* Done */
4688
4689   gtk_widget_show (impl->location_entry);
4690   gtk_widget_grab_focus (impl->location_entry);
4691 }
4692
4693 /* Sets a new location mode.  set_buttons determines whether the toggle button
4694  * for the mode will also be changed.
4695  */
4696 static void
4697 location_mode_set (GtkFileChooserDefault *impl,
4698                    LocationMode new_mode,
4699                    gboolean set_button)
4700 {
4701   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
4702       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
4703     {
4704       GtkWindow *toplevel;
4705       GtkWidget *current_focus;
4706       gboolean button_active;
4707       gboolean switch_to_file_list;
4708
4709       switch (new_mode)
4710         {
4711         case LOCATION_MODE_PATH_BAR:
4712           button_active = FALSE;
4713
4714           /* The location_entry will disappear when we switch to path bar mode.  So,
4715            * we'll focus the file list in that case, to avoid having a window with
4716            * no focused widget.
4717            */
4718           toplevel = get_toplevel (GTK_WIDGET (impl));
4719           switch_to_file_list = FALSE;
4720           if (toplevel)
4721             {
4722               current_focus = gtk_window_get_focus (toplevel);
4723               if (!current_focus || current_focus == impl->location_entry)
4724                 switch_to_file_list = TRUE;
4725             }
4726
4727           location_switch_to_path_bar (impl);
4728
4729           if (switch_to_file_list)
4730             gtk_widget_grab_focus (impl->browse_files_tree_view);
4731
4732           break;
4733
4734         case LOCATION_MODE_FILENAME_ENTRY:
4735           button_active = TRUE;
4736           location_switch_to_filename_entry (impl);
4737           break;
4738
4739         default:
4740           g_assert_not_reached ();
4741           return;
4742         }
4743
4744       if (set_button)
4745         {
4746           g_signal_handlers_block_by_func (impl->location_button,
4747                                            G_CALLBACK (location_button_toggled_cb), impl);
4748
4749           gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (impl->location_button), button_active);
4750
4751           g_signal_handlers_unblock_by_func (impl->location_button,
4752                                              G_CALLBACK (location_button_toggled_cb), impl);
4753         }
4754     }
4755
4756   impl->location_mode = new_mode;
4757 }
4758
4759 static void
4760 location_toggle_popup_handler (GtkFileChooserDefault *impl)
4761 {
4762   /* when in search or recent files mode, we are not showing the
4763    * location_entry_box container, so there's no point in switching
4764    * to it.
4765    */
4766   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
4767       impl->operation_mode == OPERATION_MODE_RECENT)
4768     return;
4769
4770   /* If the file entry is not visible, show it.
4771    * If it is visible, turn it off only if it is focused.  Otherwise, switch to the entry.
4772    */
4773   if (impl->location_mode == LOCATION_MODE_PATH_BAR)
4774     {
4775       location_mode_set (impl, LOCATION_MODE_FILENAME_ENTRY, TRUE);
4776     }
4777   else if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)
4778     {
4779       if (gtk_widget_has_focus (impl->location_entry))
4780         {
4781           location_mode_set (impl, LOCATION_MODE_PATH_BAR, TRUE);
4782         }
4783       else
4784         {
4785           gtk_widget_grab_focus (impl->location_entry);
4786         }
4787     }
4788 }
4789
4790 /* Callback used when one of the location mode buttons is toggled */
4791 static void
4792 location_button_toggled_cb (GtkToggleButton *toggle,
4793                             GtkFileChooserDefault *impl)
4794 {
4795   gboolean is_active;
4796   LocationMode new_mode;
4797
4798   is_active = gtk_toggle_button_get_active (toggle);
4799
4800   if (is_active)
4801     {
4802       g_assert (impl->location_mode == LOCATION_MODE_PATH_BAR);
4803       new_mode = LOCATION_MODE_FILENAME_ENTRY;
4804     }
4805   else
4806     {
4807       g_assert (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY);
4808       new_mode = LOCATION_MODE_PATH_BAR;
4809     }
4810
4811   location_mode_set (impl, new_mode, FALSE);
4812 }
4813
4814 /* Creates a toggle button for the location entry. */
4815 static void
4816 location_button_create (GtkFileChooserDefault *impl)
4817 {
4818   GtkWidget *image;
4819   const char *str;
4820
4821   image = gtk_image_new_from_stock (GTK_STOCK_EDIT, GTK_ICON_SIZE_BUTTON);
4822   gtk_widget_show (image);
4823
4824   impl->location_button = g_object_new (GTK_TYPE_TOGGLE_BUTTON,
4825                                         "image", image,
4826                                         NULL);
4827
4828   g_signal_connect (impl->location_button, "toggled",
4829                     G_CALLBACK (location_button_toggled_cb), impl);
4830
4831   str = _("Type a file name");
4832
4833   gtk_widget_set_tooltip_text (impl->location_button, str);
4834   atk_object_set_name (gtk_widget_get_accessible (impl->location_button), str);
4835 }
4836
4837 typedef enum {
4838   PATH_BAR_FOLDER_PATH,
4839   PATH_BAR_SELECT_A_FOLDER,
4840   PATH_BAR_ERROR_NO_FILENAME,
4841   PATH_BAR_ERROR_NO_FOLDER,
4842   PATH_BAR_RECENTLY_USED,
4843   PATH_BAR_SEARCH
4844 } PathBarMode;
4845
4846 /* Creates the info bar for informational messages or warnings, with its icon and label */
4847 static void
4848 info_bar_create (GtkFileChooserDefault *impl)
4849 {
4850   GtkWidget *content_area;
4851
4852   impl->browse_select_a_folder_info_bar = gtk_info_bar_new ();
4853   impl->browse_select_a_folder_icon = gtk_image_new_from_stock (GTK_STOCK_DIRECTORY, GTK_ICON_SIZE_MENU);
4854   impl->browse_select_a_folder_label = gtk_label_new (NULL);
4855
4856   content_area = gtk_info_bar_get_content_area (GTK_INFO_BAR (impl->browse_select_a_folder_info_bar));
4857
4858   gtk_box_pack_start (GTK_BOX (content_area), impl->browse_select_a_folder_icon, FALSE, FALSE, 0);
4859   gtk_box_pack_start (GTK_BOX (content_area), impl->browse_select_a_folder_label, FALSE, FALSE, 0);
4860
4861   gtk_widget_show (impl->browse_select_a_folder_icon);
4862   gtk_widget_show (impl->browse_select_a_folder_label);
4863 }
4864
4865 /* Sets the info bar to show the appropriate informational or warning message */
4866 static void
4867 info_bar_set (GtkFileChooserDefault *impl, PathBarMode mode)
4868 {
4869   char *str;
4870   gboolean free_str;
4871   GtkMessageType message_type;
4872
4873   free_str = FALSE;
4874
4875   switch (mode)
4876     {
4877     case PATH_BAR_SELECT_A_FOLDER:
4878       str = g_strconcat ("<i>", _("Please select a folder below"), "</i>", NULL);
4879       free_str = TRUE;
4880       message_type = GTK_MESSAGE_OTHER;
4881       break;
4882
4883     case PATH_BAR_ERROR_NO_FILENAME:
4884       str = _("Please type a file name");
4885       message_type = GTK_MESSAGE_WARNING;
4886       break;
4887
4888     case PATH_BAR_ERROR_NO_FOLDER:
4889       str = _("Please select a folder below");
4890       message_type = GTK_MESSAGE_WARNING;
4891       break;
4892
4893     default:
4894       g_assert_not_reached ();
4895       return;
4896     }
4897
4898   gtk_info_bar_set_message_type (GTK_INFO_BAR (impl->browse_select_a_folder_info_bar), message_type);
4899   gtk_image_set_from_stock (GTK_IMAGE (impl->browse_select_a_folder_icon),
4900                             (message_type == GTK_MESSAGE_WARNING) ? GTK_STOCK_DIALOG_WARNING : GTK_STOCK_DIRECTORY,
4901                             GTK_ICON_SIZE_MENU);
4902   gtk_label_set_markup (GTK_LABEL (impl->browse_select_a_folder_label), str);
4903
4904   if (free_str)
4905     g_free (str);
4906 }
4907
4908 /* Creates the icon and label used to show that the file chooser is in Search or Recently-used mode */
4909 static void
4910 special_mode_widgets_create (GtkFileChooserDefault *impl)
4911 {
4912   impl->browse_special_mode_icon = gtk_image_new ();
4913   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_special_mode_icon);
4914   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_special_mode_icon, FALSE, FALSE, 0);
4915
4916   impl->browse_special_mode_label = gtk_label_new (NULL);
4917   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_special_mode_label);
4918   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_special_mode_label, FALSE, FALSE, 0);
4919 }
4920
4921 /* Creates the path bar's container and eveyrthing that goes in it: location button, pathbar, info bar, and Create Folder button */
4922 static void
4923 path_bar_widgets_create (GtkFileChooserDefault *impl)
4924 {
4925   /* Location widgets - note browse_path_bar_hbox is packed in the right place until switch_path_bar() */
4926   impl->browse_path_bar_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
4927   gtk_widget_show (impl->browse_path_bar_hbox);
4928
4929   /* Size group that allows the path bar to be the same size between modes */
4930   impl->browse_path_bar_size_group = gtk_size_group_new (GTK_SIZE_GROUP_VERTICAL);
4931   gtk_size_group_set_ignore_hidden (impl->browse_path_bar_size_group, FALSE);
4932
4933   /* Location button */
4934   location_button_create (impl);
4935   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->location_button);
4936   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->location_button, FALSE, FALSE, 0);
4937
4938   /* Path bar */
4939   impl->browse_path_bar = g_object_new (GTK_TYPE_PATH_BAR, NULL);
4940   _gtk_path_bar_set_file_system (GTK_PATH_BAR (impl->browse_path_bar), impl->file_system);
4941   g_signal_connect (impl->browse_path_bar, "path-clicked", G_CALLBACK (path_bar_clicked), impl);
4942
4943   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_path_bar);
4944   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_path_bar, TRUE, TRUE, 0);
4945
4946   /* Info bar */
4947   info_bar_create (impl);
4948   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_select_a_folder_info_bar);
4949   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_select_a_folder_info_bar, TRUE, TRUE, 0);
4950
4951   /* Widgets for special modes (recently-used in Open mode, Search mode) */
4952   special_mode_widgets_create (impl);
4953
4954   /* Create Folder */
4955   impl->browse_new_folder_button = gtk_button_new_with_mnemonic (_("Create Fo_lder"));
4956   g_signal_connect (impl->browse_new_folder_button, "clicked",
4957                     G_CALLBACK (new_folder_button_clicked), impl);
4958   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_new_folder_button);
4959   gtk_box_pack_end (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_new_folder_button, FALSE, FALSE, 0);
4960 }
4961
4962 /* Sets the path bar's mode to show a label, the actual folder path, or a
4963  * warning message.  You may call this function with PATH_BAR_ERROR_* directly
4964  * if the pathbar is already showing the widgets you expect; otherwise, call
4965  * path_bar_update() instead to set the appropriate widgets automatically.
4966  */
4967 static void
4968 path_bar_set_mode (GtkFileChooserDefault *impl, PathBarMode mode)
4969 {
4970   gboolean path_bar_visible             = FALSE;
4971   gboolean special_mode_widgets_visible = FALSE;
4972   gboolean info_bar_visible             = FALSE;
4973   gboolean create_folder_visible        = FALSE;
4974
4975   char *tmp;
4976
4977   switch (mode)
4978     {
4979     case PATH_BAR_FOLDER_PATH:
4980       path_bar_visible = TRUE;
4981       break;
4982
4983     case PATH_BAR_SELECT_A_FOLDER:
4984     case PATH_BAR_ERROR_NO_FILENAME:
4985     case PATH_BAR_ERROR_NO_FOLDER:
4986       info_bar_set (impl, mode);
4987       info_bar_visible = TRUE;
4988       break;
4989
4990     case PATH_BAR_RECENTLY_USED:
4991       gtk_image_set_from_icon_name (GTK_IMAGE (impl->browse_special_mode_icon), "document-open-recent", GTK_ICON_SIZE_BUTTON);
4992
4993       tmp = g_strdup_printf ("<b>%s</b>", _("Recently Used"));
4994       gtk_label_set_markup (GTK_LABEL (impl->browse_special_mode_label), tmp);
4995       g_free (tmp);
4996
4997       special_mode_widgets_visible = TRUE;
4998       break;
4999
5000     case PATH_BAR_SEARCH:
5001       gtk_image_set_from_stock (GTK_IMAGE (impl->browse_special_mode_icon), GTK_STOCK_FIND, GTK_ICON_SIZE_BUTTON);
5002
5003       tmp = g_strdup_printf ("<b>%s</b>", _("Search:"));
5004       gtk_label_set_markup (GTK_LABEL (impl->browse_special_mode_label), tmp);
5005       g_free (tmp);
5006
5007       special_mode_widgets_visible = TRUE;
5008       break;
5009
5010     default:
5011       g_assert_not_reached ();
5012     }
5013
5014   gtk_widget_set_visible (impl->browse_path_bar,                        path_bar_visible);
5015   gtk_widget_set_visible (impl->browse_special_mode_icon,               special_mode_widgets_visible);
5016   gtk_widget_set_visible (impl->browse_special_mode_label,              special_mode_widgets_visible);
5017   gtk_widget_set_visible (impl->browse_select_a_folder_info_bar,        info_bar_visible);
5018
5019   if (path_bar_visible)
5020     {
5021       if (impl->create_folders
5022           && impl->action != GTK_FILE_CHOOSER_ACTION_OPEN
5023           && impl->operation_mode != OPERATION_MODE_RECENT)
5024         create_folder_visible = TRUE;
5025     }
5026
5027   gtk_widget_set_visible (impl->browse_new_folder_button,               create_folder_visible);
5028 }
5029
5030 /* Creates the main hpaned with the widgets shared by Open and Save mode */
5031 static void
5032 browse_widgets_create (GtkFileChooserDefault *impl)
5033 {
5034   GtkWidget *hpaned;
5035   GtkWidget *widget;
5036   GtkSizeGroup *size_group;
5037
5038   impl->browse_widgets_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
5039   gtk_box_pack_start (GTK_BOX (impl), impl->browse_widgets_box, TRUE, TRUE, 0);
5040   gtk_widget_show (impl->browse_widgets_box);
5041
5042   impl->browse_header_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
5043   gtk_box_pack_start (GTK_BOX (impl->browse_widgets_box), impl->browse_header_box, FALSE, FALSE, 0);
5044   gtk_widget_show (impl->browse_header_box);
5045
5046   /* Path bar, info bar, and their respective machinery - the browse_path_bar_hbox will get packed elsewhere */
5047   path_bar_widgets_create (impl);
5048
5049   /* Box for the location label and entry */
5050
5051   impl->location_entry_box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
5052   gtk_box_pack_start (GTK_BOX (impl->browse_header_box), impl->location_entry_box, FALSE, FALSE, 0);
5053
5054   impl->location_label = gtk_label_new_with_mnemonic (_("_Location:"));
5055   gtk_widget_show (impl->location_label);
5056   gtk_box_pack_start (GTK_BOX (impl->location_entry_box), impl->location_label, FALSE, FALSE, 0);
5057
5058   /* size group is used by the scrolled windows of the panes */
5059   size_group = gtk_size_group_new (GTK_SIZE_GROUP_VERTICAL);
5060
5061   /* Paned widget */
5062
5063   hpaned = gtk_paned_new (GTK_ORIENTATION_HORIZONTAL);
5064   gtk_widget_show (hpaned);
5065   gtk_box_pack_start (GTK_BOX (impl->browse_widgets_box), hpaned, TRUE, TRUE, 0);
5066
5067   widget = shortcuts_pane_create (impl, size_group);
5068   gtk_paned_pack1 (GTK_PANED (hpaned), widget, FALSE, FALSE);
5069   widget = file_pane_create (impl, size_group);
5070   gtk_paned_pack2 (GTK_PANED (hpaned), widget, TRUE, FALSE);
5071   gtk_paned_set_position (GTK_PANED (hpaned), 148);
5072   g_object_unref (size_group);
5073 }
5074
5075 static GObject*
5076 gtk_file_chooser_default_constructor (GType                  type,
5077                                       guint                  n_construct_properties,
5078                                       GObjectConstructParam *construct_params)
5079 {
5080   GtkFileChooserDefault *impl;
5081   GObject *object;
5082
5083   profile_start ("start", NULL);
5084
5085   object = G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->constructor (type,
5086                                                                                 n_construct_properties,
5087                                                                                 construct_params);
5088   impl = GTK_FILE_CHOOSER_DEFAULT (object);
5089
5090   g_assert (impl->file_system);
5091
5092   gtk_widget_push_composite_child ();
5093
5094   /* Shortcuts model */
5095   shortcuts_model_create (impl);
5096
5097   /* The browse widgets */
5098   browse_widgets_create (impl);
5099
5100   /* Alignment to hold extra widget */
5101   impl->extra_align = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
5102   gtk_widget_set_halign (impl->extra_align, GTK_ALIGN_START);
5103   gtk_widget_set_valign (impl->extra_align, GTK_ALIGN_CENTER);
5104   gtk_box_pack_start (GTK_BOX (impl), impl->extra_align, FALSE, FALSE, 0);
5105
5106   gtk_widget_pop_composite_child ();
5107   update_appearance (impl);
5108
5109   profile_end ("end", NULL);
5110
5111   return object;
5112 }
5113
5114 /* Sets the extra_widget by packing it in the appropriate place */
5115 static void
5116 set_extra_widget (GtkFileChooserDefault *impl,
5117                   GtkWidget             *extra_widget)
5118 {
5119   if (extra_widget)
5120     {
5121       g_object_ref (extra_widget);
5122       /* FIXME: is this right ? */
5123       gtk_widget_show (extra_widget);
5124     }
5125
5126   if (impl->extra_widget)
5127     {
5128       gtk_container_remove (GTK_CONTAINER (impl->extra_align), impl->extra_widget);
5129       g_object_unref (impl->extra_widget);
5130     }
5131
5132   impl->extra_widget = extra_widget;
5133   if (impl->extra_widget)
5134     {
5135       gtk_container_add (GTK_CONTAINER (impl->extra_align), impl->extra_widget);
5136       gtk_widget_show (impl->extra_align);
5137     }
5138   else
5139     gtk_widget_hide (impl->extra_align);
5140 }
5141
5142 static void
5143 set_local_only (GtkFileChooserDefault *impl,
5144                 gboolean               local_only)
5145 {
5146   if (local_only != impl->local_only)
5147     {
5148       impl->local_only = local_only;
5149
5150       if (impl->location_entry)
5151         _gtk_file_chooser_entry_set_local_only (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), local_only);
5152
5153       if (impl->shortcuts_model && impl->file_system)
5154         {
5155           shortcuts_add_volumes (impl);
5156           shortcuts_add_bookmarks (impl);
5157         }
5158
5159       if (local_only && impl->current_folder &&
5160            !g_file_is_native (impl->current_folder))
5161         {
5162           /* If we are pointing to a non-local folder, make an effort to change
5163            * back to a local folder, but it's really up to the app to not cause
5164            * such a situation, so we ignore errors.
5165            */
5166           const gchar *home = g_get_home_dir ();
5167           GFile *home_file;
5168
5169           if (home == NULL)
5170             return;
5171
5172           home_file = g_file_new_for_path (home);
5173
5174           gtk_file_chooser_set_current_folder_file (GTK_FILE_CHOOSER (impl), home_file, NULL);
5175
5176           g_object_unref (home_file);
5177         }
5178     }
5179 }
5180
5181 static void
5182 volumes_bookmarks_changed_cb (GtkFileSystem         *file_system,
5183                               GtkFileChooserDefault *impl)
5184 {
5185   shortcuts_add_volumes (impl);
5186   shortcuts_add_bookmarks (impl);
5187
5188   bookmarks_check_add_sensitivity (impl);
5189   bookmarks_check_remove_sensitivity (impl);
5190   shortcuts_check_popup_sensitivity (impl);
5191 }
5192
5193 /* Sets the file chooser to multiple selection mode */
5194 static void
5195 set_select_multiple (GtkFileChooserDefault *impl,
5196                      gboolean               select_multiple,
5197                      gboolean               property_notify)
5198 {
5199   GtkTreeSelection *selection;
5200   GtkSelectionMode mode;
5201
5202   if (select_multiple == impl->select_multiple)
5203     return;
5204
5205   mode = select_multiple ? GTK_SELECTION_MULTIPLE : GTK_SELECTION_BROWSE;
5206
5207   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
5208   gtk_tree_selection_set_mode (selection, mode);
5209
5210   gtk_tree_view_set_rubber_banding (GTK_TREE_VIEW (impl->browse_files_tree_view), select_multiple);
5211
5212   impl->select_multiple = select_multiple;
5213   g_object_notify (G_OBJECT (impl), "select-multiple");
5214
5215   check_preview_change (impl);
5216 }
5217
5218 static void
5219 set_file_system_backend (GtkFileChooserDefault *impl)
5220 {
5221   profile_start ("start for backend", "default");
5222
5223   impl->file_system = _gtk_file_system_new ();
5224
5225   g_signal_connect (impl->file_system, "volumes-changed",
5226                     G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5227   g_signal_connect (impl->file_system, "bookmarks-changed",
5228                     G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5229
5230   profile_end ("end", NULL);
5231 }
5232
5233 static void
5234 unset_file_system_backend (GtkFileChooserDefault *impl)
5235 {
5236   g_signal_handlers_disconnect_by_func (impl->file_system,
5237                                         G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5238
5239   g_object_unref (impl->file_system);
5240
5241   impl->file_system = NULL;
5242 }
5243
5244 /* Saves the widgets around the pathbar so they can be reparented later
5245  * in the correct place.  This function must be called paired with
5246  * restore_path_bar().
5247  */
5248 static void
5249 save_path_bar (GtkFileChooserDefault *impl)
5250 {
5251   GtkWidget *parent;
5252
5253   g_object_ref (impl->browse_path_bar_hbox);
5254
5255   parent = gtk_widget_get_parent (impl->browse_path_bar_hbox);
5256   if (parent)
5257     gtk_container_remove (GTK_CONTAINER (parent), impl->browse_path_bar_hbox);
5258 }
5259
5260 /* Reparents the path bar and the "Create folder" button to the right place:
5261  * Above the file list in Open mode, or to the right of the "Save in folder:"
5262  * label in Save mode.  The save_path_bar() function must be called before this
5263  * one.
5264  */
5265 static void
5266 restore_path_bar (GtkFileChooserDefault *impl)
5267 {
5268   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
5269       || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5270     {
5271       gtk_box_pack_start (GTK_BOX (impl->browse_header_box), impl->browse_path_bar_hbox, FALSE, FALSE, 0);
5272       gtk_box_reorder_child (GTK_BOX (impl->browse_header_box), impl->browse_path_bar_hbox, 0);
5273     }
5274   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
5275            || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5276     {
5277       gtk_widget_set_hexpand (impl->browse_path_bar_hbox, TRUE);
5278       gtk_grid_attach (GTK_GRID (impl->save_widgets_table), impl->browse_path_bar_hbox, 1, 1, 1, 1);
5279       gtk_label_set_mnemonic_widget (GTK_LABEL (impl->save_folder_label), impl->browse_path_bar);
5280     }
5281   else
5282     g_assert_not_reached ();
5283
5284   g_object_unref (impl->browse_path_bar_hbox);
5285 }
5286
5287 /* Takes the folder stored in a row in the recent_model, and puts it in the pathbar */
5288 static void
5289 put_recent_folder_in_pathbar (GtkFileChooserDefault *impl, GtkTreeIter *iter)
5290 {
5291   GFile *file;
5292
5293   gtk_tree_model_get (GTK_TREE_MODEL (impl->recent_model), iter,
5294                       MODEL_COL_FILE, &file,
5295                       -1);
5296   _gtk_path_bar_set_file (GTK_PATH_BAR (impl->browse_path_bar), file, FALSE, NULL); /* NULL-GError */
5297   g_object_unref (file);
5298 }
5299
5300 /* Sets the pathbar in the appropriate mode according to the current operation mode and action.  This is the central function for
5301  * dealing with the pathbar's widgets; as long as impl->action and impl->operation_mode are set correctly, then calling this
5302  * function will update all the pathbar's widgets.
5303  */
5304 static void
5305 path_bar_update (GtkFileChooserDefault *impl)
5306 {
5307   PathBarMode mode;
5308
5309   switch (impl->operation_mode)
5310     {
5311     case OPERATION_MODE_BROWSE:
5312       mode = PATH_BAR_FOLDER_PATH;
5313       break;
5314
5315     case OPERATION_MODE_RECENT:
5316       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
5317         {
5318           GtkTreeSelection *selection;
5319           gboolean have_selected;
5320           GtkTreeIter iter;
5321
5322           selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
5323
5324           /* Save mode means single-selection mode, so the following is valid */
5325           have_selected = gtk_tree_selection_get_selected (selection, NULL, &iter);
5326
5327           if (have_selected)
5328             {
5329               mode = PATH_BAR_FOLDER_PATH;
5330               put_recent_folder_in_pathbar (impl, &iter);
5331             }
5332           else
5333             mode = PATH_BAR_SELECT_A_FOLDER;
5334         }
5335       else
5336         mode = PATH_BAR_RECENTLY_USED;
5337
5338       break;
5339
5340     case OPERATION_MODE_SEARCH:
5341       mode = PATH_BAR_SEARCH;
5342       break;
5343
5344     default:
5345       g_assert_not_reached ();
5346       return;
5347     }
5348
5349   path_bar_set_mode (impl, mode);
5350 }
5351
5352 static void
5353 operation_mode_discard_search_widgets (GtkFileChooserDefault *impl)
5354 {
5355   if (impl->search_hbox)
5356     {
5357       gtk_widget_destroy (impl->search_hbox);
5358
5359       impl->search_hbox = NULL;
5360       impl->search_entry = NULL;
5361     }
5362 }
5363
5364 /* Stops running operations like populating the browse model, searches, and the recent-files model */
5365 static void
5366 operation_mode_stop (GtkFileChooserDefault *impl, OperationMode mode)
5367 {
5368   switch (mode)
5369     {
5370     case OPERATION_MODE_BROWSE:
5371       stop_loading_and_clear_list_model (impl, TRUE);
5372       break;
5373
5374     case OPERATION_MODE_SEARCH:
5375       search_stop_searching (impl, FALSE);
5376       search_clear_model (impl, TRUE);
5377
5378       operation_mode_discard_search_widgets (impl);
5379       break;
5380
5381     case OPERATION_MODE_RECENT:
5382       recent_stop_loading (impl);
5383       recent_clear_model (impl, TRUE);
5384       break;
5385
5386     default:
5387       g_assert_not_reached ();
5388     }
5389 }
5390
5391 static void
5392 operation_mode_set_browse (GtkFileChooserDefault *impl)
5393 {
5394   path_bar_update (impl);
5395
5396   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5397       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5398     {
5399       gtk_widget_show (impl->location_button);
5400       location_mode_set (impl, impl->location_mode, TRUE);
5401
5402       if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)
5403         gtk_widget_show (impl->location_entry_box);
5404     }
5405 }
5406
5407 static void
5408 operation_mode_set_search (GtkFileChooserDefault *impl)
5409 {
5410   g_assert (impl->search_hbox == NULL);
5411   g_assert (impl->search_entry == NULL);
5412   g_assert (impl->search_model == NULL);
5413
5414   search_setup_widgets (impl);
5415 }
5416
5417 static void
5418 operation_mode_set_recent (GtkFileChooserDefault *impl)
5419 {
5420   path_bar_update (impl);
5421
5422   /* Hide the location widgets temporarily */
5423   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5424       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5425     {
5426       gtk_widget_hide (impl->location_button);
5427       gtk_widget_hide (impl->location_entry_box);
5428     }
5429
5430   recent_start_loading (impl);
5431 }
5432
5433 /* Sometimes we need to frob the selection in the shortcuts list manually */
5434 static void
5435 shortcuts_select_item_without_activating (GtkFileChooserDefault *impl, int pos)
5436 {
5437   GtkTreeSelection *selection;
5438   GtkTreePath *path;
5439
5440   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
5441
5442   g_signal_handlers_block_by_func (selection, G_CALLBACK (shortcuts_selection_changed_cb), impl);
5443
5444   path = gtk_tree_path_new_from_indices (pos, -1);
5445   gtk_tree_selection_select_path (selection, path);
5446   gtk_tree_path_free (path);
5447
5448   g_signal_handlers_unblock_by_func (selection, G_CALLBACK (shortcuts_selection_changed_cb), impl);
5449 }
5450
5451 static void
5452 operation_mode_set (GtkFileChooserDefault *impl, OperationMode mode)
5453 {
5454   ShortcutsIndex shortcut_to_select;
5455
5456   operation_mode_stop (impl, impl->operation_mode);
5457
5458   impl->operation_mode = mode;
5459
5460   switch (impl->operation_mode)
5461     {
5462     case OPERATION_MODE_BROWSE:
5463       operation_mode_set_browse (impl);
5464       shortcut_to_select = SHORTCUTS_CURRENT_FOLDER;
5465       break;
5466
5467     case OPERATION_MODE_SEARCH:
5468       operation_mode_set_search (impl);
5469       shortcut_to_select = SHORTCUTS_SEARCH;
5470       break;
5471
5472     case OPERATION_MODE_RECENT:
5473       operation_mode_set_recent (impl);
5474       shortcut_to_select = SHORTCUTS_RECENT;
5475       break;
5476
5477     default:
5478       g_assert_not_reached ();
5479       return;
5480     }
5481
5482   if (shortcut_to_select != SHORTCUTS_CURRENT_FOLDER)
5483     shortcuts_select_item_without_activating (impl, shortcuts_get_index (impl, shortcut_to_select));
5484 }
5485
5486 /* This function is basically a do_all function.
5487  *
5488  * It sets the visibility on all the widgets based on the current state, and
5489  * moves the custom_widget if needed.
5490  */
5491 static void
5492 update_appearance (GtkFileChooserDefault *impl)
5493 {
5494   save_path_bar (impl);
5495
5496   if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5497       impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5498     {
5499       const char *text;
5500
5501       gtk_widget_hide (impl->location_button);
5502       save_widgets_create (impl);
5503
5504       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
5505         text = _("Save in _folder:");
5506       else
5507         text = _("Create in _folder:");
5508
5509       gtk_label_set_text_with_mnemonic (GTK_LABEL (impl->save_folder_label), text);
5510
5511       if (impl->select_multiple)
5512         {
5513           g_warning ("Save mode cannot be set in conjunction with multiple selection mode.  "
5514                      "Re-setting to single selection mode.");
5515           set_select_multiple (impl, FALSE, TRUE);
5516         }
5517     }
5518   else if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5519            impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5520     {
5521       gtk_widget_show (impl->location_button);
5522       save_widgets_destroy (impl);
5523       location_mode_set (impl, impl->location_mode, TRUE);
5524     }
5525
5526   if (impl->location_entry)
5527     _gtk_file_chooser_entry_set_action (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->action);
5528
5529   restore_path_bar (impl);
5530   path_bar_update (impl);
5531
5532   /* This *is* needed; we need to redraw the file list because the "sensitivity"
5533    * of files may change depending whether we are in a file or folder-only mode.
5534    */
5535   gtk_widget_queue_draw (impl->browse_files_tree_view);
5536
5537   emit_default_size_changed (impl);
5538 }
5539
5540 static void
5541 gtk_file_chooser_default_set_property (GObject      *object,
5542                                        guint         prop_id,
5543                                        const GValue *value,
5544                                        GParamSpec   *pspec)
5545
5546 {
5547   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
5548
5549   switch (prop_id)
5550     {
5551     case GTK_FILE_CHOOSER_PROP_ACTION:
5552       {
5553         GtkFileChooserAction action = g_value_get_enum (value);
5554
5555         if (action != impl->action)
5556           {
5557             gtk_file_chooser_default_unselect_all (GTK_FILE_CHOOSER (impl));
5558
5559             if ((action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5560                  action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5561                 && impl->select_multiple)
5562               {
5563                 g_warning ("Tried to change the file chooser action to SAVE or CREATE_FOLDER, but "
5564                            "this is not allowed in multiple selection mode.  Resetting the file chooser "
5565                            "to single selection mode.");
5566                 set_select_multiple (impl, FALSE, TRUE);
5567               }
5568             impl->action = action;
5569             update_cell_renderer_attributes (impl);
5570             update_appearance (impl);
5571             settings_load (impl);
5572           }
5573       }
5574       break;
5575
5576     case GTK_FILE_CHOOSER_PROP_FILTER:
5577       set_current_filter (impl, g_value_get_object (value));
5578       break;
5579
5580     case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
5581       set_local_only (impl, g_value_get_boolean (value));
5582       break;
5583
5584     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
5585       set_preview_widget (impl, g_value_get_object (value));
5586       break;
5587
5588     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
5589       impl->preview_widget_active = g_value_get_boolean (value);
5590       update_preview_widget_visibility (impl);
5591       break;
5592
5593     case GTK_FILE_CHOOSER_PROP_USE_PREVIEW_LABEL:
5594       impl->use_preview_label = g_value_get_boolean (value);
5595       update_preview_widget_visibility (impl);
5596       break;
5597
5598     case GTK_FILE_CHOOSER_PROP_EXTRA_WIDGET:
5599       set_extra_widget (impl, g_value_get_object (value));
5600       break;
5601
5602     case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
5603       {
5604         gboolean select_multiple = g_value_get_boolean (value);
5605         if ((impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5606              impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5607             && select_multiple)
5608           {
5609             g_warning ("Tried to set the file chooser to multiple selection mode, but this is "
5610                        "not allowed in SAVE or CREATE_FOLDER modes.  Ignoring the change and "
5611                        "leaving the file chooser in single selection mode.");
5612             return;
5613           }
5614
5615         set_select_multiple (impl, select_multiple, FALSE);
5616       }
5617       break;
5618
5619     case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
5620       {
5621         gboolean show_hidden = g_value_get_boolean (value);
5622         if (show_hidden != impl->show_hidden)
5623           {
5624             impl->show_hidden = show_hidden;
5625
5626             if (impl->browse_files_model)
5627               _gtk_file_system_model_set_show_hidden (impl->browse_files_model, show_hidden);
5628           }
5629       }
5630       break;
5631
5632     case GTK_FILE_CHOOSER_PROP_DO_OVERWRITE_CONFIRMATION:
5633       {
5634         gboolean do_overwrite_confirmation = g_value_get_boolean (value);
5635         impl->do_overwrite_confirmation = do_overwrite_confirmation;
5636       }
5637       break;
5638
5639     case GTK_FILE_CHOOSER_PROP_CREATE_FOLDERS:
5640       {
5641         gboolean create_folders = g_value_get_boolean (value);
5642         impl->create_folders = create_folders;
5643         update_appearance (impl);
5644       }
5645       break;
5646
5647     default:
5648       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
5649       break;
5650     }
5651 }
5652
5653 static void
5654 gtk_file_chooser_default_get_property (GObject    *object,
5655                                        guint       prop_id,
5656                                        GValue     *value,
5657                                        GParamSpec *pspec)
5658 {
5659   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
5660
5661   switch (prop_id)
5662     {
5663     case GTK_FILE_CHOOSER_PROP_ACTION:
5664       g_value_set_enum (value, impl->action);
5665       break;
5666
5667     case GTK_FILE_CHOOSER_PROP_FILTER:
5668       g_value_set_object (value, impl->current_filter);
5669       break;
5670
5671     case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
5672       g_value_set_boolean (value, impl->local_only);
5673       break;
5674
5675     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
5676       g_value_set_object (value, impl->preview_widget);
5677       break;
5678
5679     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
5680       g_value_set_boolean (value, impl->preview_widget_active);
5681       break;
5682
5683     case GTK_FILE_CHOOSER_PROP_USE_PREVIEW_LABEL:
5684       g_value_set_boolean (value, impl->use_preview_label);
5685       break;
5686
5687     case GTK_FILE_CHOOSER_PROP_EXTRA_WIDGET:
5688       g_value_set_object (value, impl->extra_widget);
5689       break;
5690
5691     case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
5692       g_value_set_boolean (value, impl->select_multiple);
5693       break;
5694
5695     case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
5696       g_value_set_boolean (value, impl->show_hidden);
5697       break;
5698
5699     case GTK_FILE_CHOOSER_PROP_DO_OVERWRITE_CONFIRMATION:
5700       g_value_set_boolean (value, impl->do_overwrite_confirmation);
5701       break;
5702
5703     case GTK_FILE_CHOOSER_PROP_CREATE_FOLDERS:
5704       g_value_set_boolean (value, impl->create_folders);
5705       break;
5706
5707     default:
5708       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
5709       break;
5710     }
5711 }
5712
5713 /* This cancels everything that may be going on in the background. */
5714 static void
5715 cancel_all_operations (GtkFileChooserDefault *impl)
5716 {
5717   GSList *l;
5718
5719   pending_select_files_free (impl);
5720
5721   /* cancel all pending operations */
5722   if (impl->pending_cancellables)
5723     {
5724       for (l = impl->pending_cancellables; l; l = l->next)
5725         {
5726           GCancellable *cancellable = G_CANCELLABLE (l->data);
5727           g_cancellable_cancel (cancellable);
5728         }
5729       g_slist_free (impl->pending_cancellables);
5730       impl->pending_cancellables = NULL;
5731     }
5732
5733   if (impl->reload_icon_cancellables)
5734     {
5735       for (l = impl->reload_icon_cancellables; l; l = l->next)
5736         {
5737           GCancellable *cancellable = G_CANCELLABLE (l->data);
5738           g_cancellable_cancel (cancellable);
5739         }
5740       g_slist_free (impl->reload_icon_cancellables);
5741       impl->reload_icon_cancellables = NULL;
5742     }
5743
5744   if (impl->loading_shortcuts)
5745     {
5746       for (l = impl->loading_shortcuts; l; l = l->next)
5747         {
5748           GCancellable *cancellable = G_CANCELLABLE (l->data);
5749           g_cancellable_cancel (cancellable);
5750         }
5751       g_slist_free (impl->loading_shortcuts);
5752       impl->loading_shortcuts = NULL;
5753     }
5754
5755   if (impl->file_list_drag_data_received_cancellable)
5756     {
5757       g_cancellable_cancel (impl->file_list_drag_data_received_cancellable);
5758       impl->file_list_drag_data_received_cancellable = NULL;
5759     }
5760
5761   if (impl->update_current_folder_cancellable)
5762     {
5763       g_cancellable_cancel (impl->update_current_folder_cancellable);
5764       impl->update_current_folder_cancellable = NULL;
5765     }
5766
5767   if (impl->should_respond_get_info_cancellable)
5768     {
5769       g_cancellable_cancel (impl->should_respond_get_info_cancellable);
5770       impl->should_respond_get_info_cancellable = NULL;
5771     }
5772
5773   if (impl->update_from_entry_cancellable)
5774     {
5775       g_cancellable_cancel (impl->update_from_entry_cancellable);
5776       impl->update_from_entry_cancellable = NULL;
5777     }
5778
5779   if (impl->shortcuts_activate_iter_cancellable)
5780     {
5781       g_cancellable_cancel (impl->shortcuts_activate_iter_cancellable);
5782       impl->shortcuts_activate_iter_cancellable = NULL;
5783     }
5784
5785   search_stop_searching (impl, TRUE);
5786   recent_stop_loading (impl);
5787 }
5788
5789 /* Removes the settings signal handler.  It's safe to call multiple times */
5790 static void
5791 remove_settings_signal (GtkFileChooserDefault *impl,
5792                         GdkScreen             *screen)
5793 {
5794   if (impl->settings_signal_id)
5795     {
5796       GtkSettings *settings;
5797
5798       settings = gtk_settings_get_for_screen (screen);
5799       g_signal_handler_disconnect (settings,
5800                                    impl->settings_signal_id);
5801       impl->settings_signal_id = 0;
5802     }
5803 }
5804
5805 static void
5806 gtk_file_chooser_default_dispose (GObject *object)
5807 {
5808   GtkFileChooserDefault *impl = (GtkFileChooserDefault *) object;
5809
5810   cancel_all_operations (impl);
5811
5812   if (impl->extra_widget)
5813     {
5814       g_object_unref (impl->extra_widget);
5815       impl->extra_widget = NULL;
5816     }
5817
5818   remove_settings_signal (impl, gtk_widget_get_screen (GTK_WIDGET (impl)));
5819
5820   G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->dispose (object);
5821 }
5822
5823 /* We override show-all since we have internal widgets that
5824  * shouldn't be shown when you call show_all(), like the filter
5825  * combo box.
5826  */
5827 static void
5828 gtk_file_chooser_default_show_all (GtkWidget *widget)
5829 {
5830   GtkFileChooserDefault *impl = (GtkFileChooserDefault *) widget;
5831
5832   gtk_widget_show (widget);
5833
5834   if (impl->extra_widget)
5835     gtk_widget_show_all (impl->extra_widget);
5836 }
5837
5838 /* Handler for GtkWindow::set-focus; this is where we save the last-focused
5839  * widget on our toplevel.  See gtk_file_chooser_default_hierarchy_changed()
5840  */
5841 static void
5842 toplevel_set_focus_cb (GtkWindow             *window,
5843                        GtkWidget             *focus,
5844                        GtkFileChooserDefault *impl)
5845 {
5846   impl->toplevel_last_focus_widget = gtk_window_get_focus (window);
5847 }
5848
5849 /* We monitor the focus widget on our toplevel to be able to know which widget
5850  * was last focused at the time our "should_respond" method gets called.
5851  */
5852 static void
5853 gtk_file_chooser_default_hierarchy_changed (GtkWidget *widget,
5854                                             GtkWidget *previous_toplevel)
5855 {
5856   GtkFileChooserDefault *impl;
5857   GtkWidget *toplevel;
5858
5859   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5860   toplevel = gtk_widget_get_toplevel (widget);
5861
5862   if (previous_toplevel &&
5863       impl->toplevel_set_focus_id != 0)
5864     {
5865       g_signal_handler_disconnect (previous_toplevel,
5866                                    impl->toplevel_set_focus_id);
5867       impl->toplevel_set_focus_id = 0;
5868       impl->toplevel_last_focus_widget = NULL;
5869     }
5870
5871   if (gtk_widget_is_toplevel (toplevel))
5872     {
5873       g_assert (impl->toplevel_set_focus_id == 0);
5874       impl->toplevel_set_focus_id = g_signal_connect (toplevel, "set-focus",
5875                                                       G_CALLBACK (toplevel_set_focus_cb), impl);
5876       impl->toplevel_last_focus_widget = gtk_window_get_focus (GTK_WINDOW (toplevel));
5877     }
5878 }
5879
5880 /* Changes the icons wherever it is needed */
5881 static void
5882 change_icon_theme (GtkFileChooserDefault *impl)
5883 {
5884   GtkSettings *settings;
5885   gint width, height;
5886   GtkCellRenderer *renderer;
5887   GList *cells;
5888
5889   profile_start ("start", NULL);
5890
5891   settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
5892
5893   if (gtk_icon_size_lookup_for_settings (settings, GTK_ICON_SIZE_MENU, &width, &height))
5894     impl->icon_size = MAX (width, height);
5895   else
5896     impl->icon_size = FALLBACK_ICON_SIZE;
5897
5898   shortcuts_reload_icons (impl);
5899   /* the first cell in the first column is the icon column, and we have a fixed size there */
5900   cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (
5901         gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 0)));
5902   renderer = GTK_CELL_RENDERER (cells->data);
5903   set_icon_cell_renderer_fixed_size (impl, renderer);
5904   g_list_free (cells);
5905   if (impl->browse_files_model)
5906     _gtk_file_system_model_clear_cache (impl->browse_files_model, MODEL_COL_PIXBUF);
5907   gtk_widget_queue_resize (impl->browse_files_tree_view);
5908
5909   profile_end ("end", NULL);
5910 }
5911
5912 /* Callback used when a GtkSettings value changes */
5913 static void
5914 settings_notify_cb (GObject               *object,
5915                     GParamSpec            *pspec,
5916                     GtkFileChooserDefault *impl)
5917 {
5918   const char *name;
5919
5920   profile_start ("start", NULL);
5921
5922   name = g_param_spec_get_name (pspec);
5923
5924   if (strcmp (name, "gtk-icon-theme-name") == 0 ||
5925       strcmp (name, "gtk-icon-sizes") == 0)
5926     change_icon_theme (impl);
5927
5928   profile_end ("end", NULL);
5929 }
5930
5931 /* Installs a signal handler for GtkSettings so that we can monitor changes in
5932  * the icon theme.
5933  */
5934 static void
5935 check_icon_theme (GtkFileChooserDefault *impl)
5936 {
5937   GtkSettings *settings;
5938
5939   profile_start ("start", NULL);
5940
5941   if (impl->settings_signal_id)
5942     {
5943       profile_end ("end", NULL);
5944       return;
5945     }
5946
5947   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
5948     {
5949       settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
5950       impl->settings_signal_id = g_signal_connect (settings, "notify",
5951                                                    G_CALLBACK (settings_notify_cb), impl);
5952
5953       change_icon_theme (impl);
5954     }
5955
5956   profile_end ("end", NULL);
5957 }
5958
5959 static void
5960 gtk_file_chooser_default_style_updated (GtkWidget *widget)
5961 {
5962   GtkFileChooserDefault *impl;
5963
5964   profile_start ("start", NULL);
5965
5966   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5967
5968   profile_msg ("    parent class style_udpated start", NULL);
5969   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->style_updated (widget);
5970   profile_msg ("    parent class style_updated end", NULL);
5971
5972   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
5973     change_icon_theme (impl);
5974
5975   emit_default_size_changed (impl);
5976
5977   profile_end ("end", NULL);
5978 }
5979
5980 static void
5981 gtk_file_chooser_default_screen_changed (GtkWidget *widget,
5982                                          GdkScreen *previous_screen)
5983 {
5984   GtkFileChooserDefault *impl;
5985
5986   profile_start ("start", NULL);
5987
5988   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5989
5990   if (GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->screen_changed)
5991     GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->screen_changed (widget, previous_screen);
5992
5993   remove_settings_signal (impl, previous_screen);
5994   check_icon_theme (impl);
5995
5996   emit_default_size_changed (impl);
5997
5998   profile_end ("end", NULL);
5999 }
6000
6001 static void
6002 gtk_file_chooser_default_size_allocate (GtkWidget     *widget,
6003                                         GtkAllocation *allocation)
6004 {
6005   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->size_allocate (widget, allocation);
6006 }
6007
6008 static void
6009 set_sort_column (GtkFileChooserDefault *impl)
6010 {
6011   GtkTreeSortable *sortable;
6012
6013   sortable = GTK_TREE_SORTABLE (gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view)));
6014
6015   /* can happen when we're still populating the model */
6016   if (sortable == NULL)
6017     return;
6018
6019   gtk_tree_sortable_set_sort_column_id (sortable,
6020                                         impl->sort_column,
6021                                         impl->sort_order);
6022 }
6023
6024 static void
6025 settings_ensure (GtkFileChooserDefault *impl)
6026 {
6027   if (impl->settings != NULL)
6028     return;
6029
6030   impl->settings = g_settings_new_with_path ("org.gtk.Settings.FileChooser",
6031                                              "/org/gtk/settings/file-chooser/");
6032   g_settings_delay (impl->settings);
6033 }
6034
6035 static void
6036 settings_load (GtkFileChooserDefault *impl)
6037 {
6038   LocationMode location_mode;
6039   gboolean show_hidden;
6040   gboolean show_size_column;
6041   gint sort_column;
6042   GtkSortType sort_order;
6043
6044   settings_ensure (impl);
6045
6046   location_mode = g_settings_get_enum (impl->settings, SETTINGS_KEY_LOCATION_MODE);
6047   show_hidden = g_settings_get_boolean (impl->settings, SETTINGS_KEY_SHOW_HIDDEN);
6048   show_size_column = g_settings_get_boolean (impl->settings, SETTINGS_KEY_SHOW_SIZE_COLUMN);
6049   sort_column = g_settings_get_enum (impl->settings, SETTINGS_KEY_SORT_COLUMN);
6050   sort_order = g_settings_get_enum (impl->settings, SETTINGS_KEY_SORT_ORDER);
6051
6052   location_mode_set (impl, location_mode, TRUE);
6053
6054   gtk_file_chooser_set_show_hidden (GTK_FILE_CHOOSER (impl), show_hidden);
6055
6056   impl->show_size_column = show_size_column;
6057   gtk_tree_view_column_set_visible (impl->list_size_column, show_size_column);
6058
6059   impl->sort_column = sort_column;
6060   impl->sort_order = sort_order;
6061   /* We don't call set_sort_column() here as the models may not have been
6062    * created yet.  The individual functions that create and set the models will
6063    * call set_sort_column() themselves.
6064    */
6065 }
6066
6067 static void
6068 save_dialog_geometry (GtkFileChooserDefault *impl)
6069 {
6070   GtkWindow *toplevel;
6071   int x, y, width, height;
6072
6073   toplevel = get_toplevel (GTK_WIDGET (impl));
6074
6075   if (!(toplevel && GTK_IS_FILE_CHOOSER_DIALOG (toplevel)))
6076     return;
6077
6078   gtk_window_get_position (toplevel, &x, &y);
6079   gtk_window_get_size (toplevel, &width, &height);
6080
6081   g_settings_set (impl->settings, "window-position", "(ii)", x, y);
6082   g_settings_set (impl->settings, "window-size", "(ii)", width, height);
6083 }
6084
6085 static void
6086 settings_save (GtkFileChooserDefault *impl)
6087 {
6088   char *current_folder_uri;
6089
6090   settings_ensure (impl);
6091
6092   /* Current folder */
6093
6094   if (impl->current_folder)
6095     current_folder_uri = g_file_get_uri (impl->current_folder);
6096   else
6097     current_folder_uri = "";
6098
6099   g_settings_set_string (impl->settings, SETTINGS_KEY_LAST_FOLDER_URI, current_folder_uri);
6100
6101   if (impl->current_folder)
6102     g_free (current_folder_uri);
6103
6104   /* All the other state */
6105
6106   g_settings_set_enum (impl->settings, SETTINGS_KEY_LOCATION_MODE, impl->location_mode);
6107   g_settings_set_boolean (impl->settings, SETTINGS_KEY_SHOW_HIDDEN,
6108                           gtk_file_chooser_get_show_hidden (GTK_FILE_CHOOSER (impl)));
6109   g_settings_set_boolean (impl->settings, SETTINGS_KEY_SHOW_SIZE_COLUMN, impl->show_size_column);
6110   g_settings_set_enum (impl->settings, SETTINGS_KEY_SORT_COLUMN, impl->sort_column);
6111   g_settings_set_enum (impl->settings, SETTINGS_KEY_SORT_ORDER, impl->sort_order);
6112
6113   save_dialog_geometry (impl);
6114
6115   /* Now apply the settings */
6116   g_settings_apply (impl->settings);
6117
6118   g_object_unref (impl->settings);
6119   impl->settings = NULL;
6120 }
6121
6122 /* GtkWidget::realize method */
6123 static void
6124 gtk_file_chooser_default_realize (GtkWidget *widget)
6125 {
6126   GtkFileChooserDefault *impl;
6127
6128   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
6129
6130   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->realize (widget);
6131
6132   emit_default_size_changed (impl);
6133 }
6134
6135 static GFile *
6136 get_file_for_last_folder_opened (GtkFileChooserDefault *impl)
6137 {
6138   char *last_folder_uri;
6139   GFile *file;
6140
6141   settings_ensure (impl);
6142
6143   last_folder_uri = g_settings_get_string (impl->settings, SETTINGS_KEY_LAST_FOLDER_URI);
6144
6145   /* If no last folder is set, we use the user's home directory, since
6146    * this is the starting point for most documents.
6147    */
6148   if (last_folder_uri[0] == '\0')
6149     file = g_file_new_for_path (g_get_home_dir ());
6150   else
6151     file = g_file_new_for_uri (last_folder_uri);
6152
6153   g_free (last_folder_uri);
6154
6155   return file;
6156 }
6157
6158 /* GtkWidget::map method */
6159 static void
6160 gtk_file_chooser_default_map (GtkWidget *widget)
6161 {
6162   GtkFileChooserDefault *impl;
6163
6164   profile_start ("start", NULL);
6165
6166   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
6167
6168   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->map (widget);
6169
6170   if (impl->operation_mode == OPERATION_MODE_BROWSE)
6171     {
6172       switch (impl->reload_state)
6173         {
6174         case RELOAD_EMPTY:
6175           recent_shortcut_handler (impl);
6176           break;
6177
6178         case RELOAD_HAS_FOLDER:
6179           /* Nothing; we are already loading or loaded, so we
6180            * don't need to reload
6181            */
6182           break;
6183
6184         default:
6185           g_assert_not_reached ();
6186       }
6187     }
6188
6189   volumes_bookmarks_changed_cb (impl->file_system, impl);
6190
6191   settings_load (impl);
6192
6193   profile_end ("end", NULL);
6194 }
6195
6196 /* GtkWidget::unmap method */
6197 static void
6198 gtk_file_chooser_default_unmap (GtkWidget *widget)
6199 {
6200   GtkFileChooserDefault *impl;
6201
6202   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
6203
6204   settings_save (impl);
6205
6206   cancel_all_operations (impl);
6207   impl->reload_state = RELOAD_EMPTY;
6208
6209   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->unmap (widget);
6210 }
6211
6212 static void
6213 install_list_model_filter (GtkFileChooserDefault *impl)
6214 {
6215   _gtk_file_system_model_set_filter (impl->browse_files_model,
6216                                      impl->current_filter);
6217 }
6218
6219 #define COMPARE_DIRECTORIES                                                                                    \
6220   GtkFileChooserDefault *impl = user_data;                                                                     \
6221   GtkFileSystemModel *fs_model = GTK_FILE_SYSTEM_MODEL (model);                                                \
6222   gboolean dir_a, dir_b;                                                                                       \
6223                                                                                                                \
6224   dir_a = g_value_get_boolean (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_IS_FOLDER));           \
6225   dir_b = g_value_get_boolean (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_IS_FOLDER));           \
6226                                                                                                                \
6227   if (dir_a != dir_b)                                                                                          \
6228     return impl->list_sort_ascending ? (dir_a ? -1 : 1) : (dir_a ? 1 : -1) /* Directories *always* go first */
6229
6230 /* Sort callback for the filename column */
6231 static gint
6232 name_sort_func (GtkTreeModel *model,
6233                 GtkTreeIter  *a,
6234                 GtkTreeIter  *b,
6235                 gpointer      user_data)
6236 {
6237   COMPARE_DIRECTORIES;
6238   else
6239     {
6240       const char *key_a, *key_b;
6241       gint result;
6242
6243       key_a = g_value_get_string (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_NAME_COLLATED));
6244       key_b = g_value_get_string (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_NAME_COLLATED));
6245
6246       if (key_a && key_b)
6247         result = strcmp (key_a, key_b);
6248       else if (key_a)
6249         result = 1;
6250       else if (key_b)
6251         result = -1;
6252       else
6253         result = 0;
6254
6255       return result;
6256     }
6257 }
6258
6259 /* Sort callback for the size column */
6260 static gint
6261 size_sort_func (GtkTreeModel *model,
6262                 GtkTreeIter  *a,
6263                 GtkTreeIter  *b,
6264                 gpointer      user_data)
6265 {
6266   COMPARE_DIRECTORIES;
6267   else
6268     {
6269       gint64 size_a, size_b;
6270
6271       size_a = g_value_get_int64 (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_SIZE));
6272       size_b = g_value_get_int64 (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_SIZE));
6273
6274       return size_a < size_b ? -1 : (size_a == size_b ? 0 : 1);
6275     }
6276 }
6277
6278 /* Sort callback for the mtime column */
6279 static gint
6280 mtime_sort_func (GtkTreeModel *model,
6281                  GtkTreeIter  *a,
6282                  GtkTreeIter  *b,
6283                  gpointer      user_data)
6284 {
6285   COMPARE_DIRECTORIES;
6286   else
6287     {
6288       glong ta, tb;
6289
6290       ta = g_value_get_long (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_MTIME));
6291       tb = g_value_get_long (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_MTIME));
6292
6293       return ta < tb ? -1 : (ta == tb ? 0 : 1);
6294     }
6295 }
6296
6297 /* Callback used when the sort column changes.  We cache the sort order for use
6298  * in name_sort_func().
6299  */
6300 static void
6301 list_sort_column_changed_cb (GtkTreeSortable       *sortable,
6302                              GtkFileChooserDefault *impl)
6303 {
6304   gint sort_column_id;
6305   GtkSortType sort_type;
6306
6307   if (gtk_tree_sortable_get_sort_column_id (sortable, &sort_column_id, &sort_type))
6308     {
6309       impl->list_sort_ascending = (sort_type == GTK_SORT_ASCENDING);
6310       impl->sort_column = sort_column_id;
6311       impl->sort_order = sort_type;
6312     }
6313 }
6314
6315 static void
6316 set_busy_cursor (GtkFileChooserDefault *impl,
6317                  gboolean               busy)
6318 {
6319   GtkWidget *widget;
6320   GtkWindow *toplevel;
6321   GdkDisplay *display;
6322   GdkCursor *cursor;
6323
6324   toplevel = get_toplevel (GTK_WIDGET (impl));
6325   widget = GTK_WIDGET (toplevel);
6326   if (!toplevel || !gtk_widget_get_realized (widget))
6327     return;
6328
6329   display = gtk_widget_get_display (widget);
6330
6331   if (busy)
6332     cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
6333   else
6334     cursor = NULL;
6335
6336   gdk_window_set_cursor (gtk_widget_get_window (widget), cursor);
6337   gdk_display_flush (display);
6338
6339   if (cursor)
6340     g_object_unref (cursor);
6341 }
6342
6343 /* Creates a sort model to wrap the file system model and sets it on the tree view */
6344 static void
6345 load_set_model (GtkFileChooserDefault *impl)
6346 {
6347   profile_start ("start", NULL);
6348
6349   g_assert (impl->browse_files_model != NULL);
6350
6351   profile_msg ("    gtk_tree_view_set_model start", NULL);
6352   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
6353                            GTK_TREE_MODEL (impl->browse_files_model));
6354   gtk_tree_view_columns_autosize (GTK_TREE_VIEW (impl->browse_files_tree_view));
6355   gtk_tree_view_set_search_column (GTK_TREE_VIEW (impl->browse_files_tree_view),
6356                                    MODEL_COL_NAME);
6357   file_list_set_sort_column_ids (impl);
6358   set_sort_column (impl);
6359   profile_msg ("    gtk_tree_view_set_model end", NULL);
6360   impl->list_sort_ascending = TRUE;
6361
6362   profile_end ("end", NULL);
6363 }
6364
6365 /* Timeout callback used when the loading timer expires */
6366 static gboolean
6367 load_timeout_cb (gpointer data)
6368 {
6369   GtkFileChooserDefault *impl;
6370
6371   profile_start ("start", NULL);
6372
6373   impl = GTK_FILE_CHOOSER_DEFAULT (data);
6374   g_assert (impl->load_state == LOAD_PRELOAD);
6375   g_assert (impl->load_timeout_id != 0);
6376   g_assert (impl->browse_files_model != NULL);
6377
6378   impl->load_timeout_id = 0;
6379   impl->load_state = LOAD_LOADING;
6380
6381   load_set_model (impl);
6382
6383   profile_end ("end", NULL);
6384
6385   return FALSE;
6386 }
6387
6388 /* Sets up a new load timer for the model and switches to the LOAD_PRELOAD state */
6389 static void
6390 load_setup_timer (GtkFileChooserDefault *impl)
6391 {
6392   g_assert (impl->load_timeout_id == 0);
6393   g_assert (impl->load_state != LOAD_PRELOAD);
6394
6395   impl->load_timeout_id = gdk_threads_add_timeout (MAX_LOADING_TIME, load_timeout_cb, impl);
6396   impl->load_state = LOAD_PRELOAD;
6397 }
6398
6399 /* Removes the load timeout and switches to the LOAD_FINISHED state */
6400 static void
6401 load_remove_timer (GtkFileChooserDefault *impl)
6402 {
6403   if (impl->load_timeout_id != 0)
6404     {
6405       g_assert (impl->load_state == LOAD_PRELOAD);
6406
6407       g_source_remove (impl->load_timeout_id);
6408       impl->load_timeout_id = 0;
6409       impl->load_state = LOAD_EMPTY;
6410     }
6411   else
6412     g_assert (impl->load_state == LOAD_EMPTY ||
6413               impl->load_state == LOAD_LOADING ||
6414               impl->load_state == LOAD_FINISHED);
6415 }
6416
6417 /* Selects the first row in the file list */
6418 static void
6419 browse_files_select_first_row (GtkFileChooserDefault *impl)
6420 {
6421   GtkTreePath *path;
6422   GtkTreeIter dummy_iter;
6423   GtkTreeModel *tree_model;
6424
6425   tree_model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
6426
6427   if (!tree_model)
6428     return;
6429
6430   path = gtk_tree_path_new_from_indices (0, -1);
6431
6432   /* If the list is empty, do nothing. */
6433   if (gtk_tree_model_get_iter (tree_model, &dummy_iter, path))
6434       gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view), path, NULL, FALSE);
6435
6436   gtk_tree_path_free (path);
6437 }
6438
6439 struct center_selected_row_closure {
6440   GtkFileChooserDefault *impl;
6441   gboolean already_centered;
6442 };
6443
6444 /* Callback used from gtk_tree_selection_selected_foreach(); centers the
6445  * selected row in the tree view.
6446  */
6447 static void
6448 center_selected_row_foreach_cb (GtkTreeModel      *model,
6449                                 GtkTreePath       *path,
6450                                 GtkTreeIter       *iter,
6451                                 gpointer           data)
6452 {
6453   struct center_selected_row_closure *closure;
6454
6455   closure = data;
6456   if (closure->already_centered)
6457     return;
6458
6459   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (closure->impl->browse_files_tree_view), path, NULL, TRUE, 0.5, 0.0);
6460   closure->already_centered = TRUE;
6461 }
6462
6463 /* Centers the selected row in the tree view */
6464 static void
6465 browse_files_center_selected_row (GtkFileChooserDefault *impl)
6466 {
6467   struct center_selected_row_closure closure;
6468   GtkTreeSelection *selection;
6469
6470   closure.impl = impl;
6471   closure.already_centered = FALSE;
6472
6473   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6474   gtk_tree_selection_selected_foreach (selection, center_selected_row_foreach_cb, &closure);
6475 }
6476
6477 static gboolean
6478 show_and_select_files (GtkFileChooserDefault *impl,
6479                        GSList                *files)
6480 {
6481   GtkTreeSelection *selection;
6482   GtkFileSystemModel *fsmodel;
6483   gboolean enabled_hidden, removed_filters;
6484   gboolean selected_a_file;
6485   GSList *walk;
6486
6487   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6488   fsmodel = GTK_FILE_SYSTEM_MODEL (gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view)));
6489
6490   enabled_hidden = impl->show_hidden;
6491   removed_filters = (impl->current_filter == NULL);
6492
6493   selected_a_file = FALSE;
6494
6495   for (walk = files; walk; walk = walk->next)
6496     {
6497       GFile *file = walk->data;
6498       GtkTreeIter iter;
6499
6500       /* Is it a hidden file? */
6501
6502       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6503         continue;
6504
6505       if (!_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6506         {
6507           GFileInfo *info = _gtk_file_system_model_get_info (fsmodel, &iter);
6508
6509           if (!enabled_hidden &&
6510               (g_file_info_get_is_hidden (info) ||
6511                g_file_info_get_is_backup (info)))
6512             {
6513               g_object_set (impl, "show-hidden", TRUE, NULL);
6514               enabled_hidden = TRUE;
6515             }
6516         }
6517
6518       /* Is it a filtered file? */
6519
6520       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6521         continue; /* re-get the iter as it may change when the model refilters */
6522
6523       if (!_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6524         {
6525           /* Maybe we should have a way to ask the fsmodel if it had filtered a file */
6526           if (!removed_filters)
6527             {
6528               set_current_filter (impl, NULL);
6529               removed_filters = TRUE;
6530             }
6531         }
6532
6533       /* Okay, can we select the file now? */
6534
6535       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6536         continue;
6537
6538       if (_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6539         {
6540           GtkTreePath *path;
6541
6542           gtk_tree_selection_select_iter (selection, &iter);
6543
6544           path = gtk_tree_model_get_path (GTK_TREE_MODEL (fsmodel), &iter);
6545           gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view),
6546                                     path, NULL, FALSE);
6547           gtk_tree_path_free (path);
6548
6549           selected_a_file = TRUE;
6550         }
6551     }
6552
6553   browse_files_center_selected_row (impl);
6554
6555   return selected_a_file;
6556 }
6557
6558 /* Processes the pending operation when a folder is finished loading */
6559 static void
6560 pending_select_files_process (GtkFileChooserDefault *impl)
6561 {
6562   g_assert (impl->load_state == LOAD_FINISHED);
6563   g_assert (impl->browse_files_model != NULL);
6564
6565   if (impl->pending_select_files)
6566     {
6567       show_and_select_files (impl, impl->pending_select_files);
6568       pending_select_files_free (impl);
6569       browse_files_center_selected_row (impl);
6570     }
6571   else
6572     {
6573       /* We only select the first row if the chooser is actually mapped ---
6574        * selecting the first row is to help the user when he is interacting with
6575        * the chooser, but sometimes a chooser works not on behalf of the user,
6576        * but rather on behalf of something else like GtkFileChooserButton.  In
6577        * that case, the chooser's selection should be what the caller expects,
6578        * as the user can't see that something else got selected.  See bug #165264.
6579        */
6580       if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN &&
6581           gtk_widget_get_mapped (GTK_WIDGET (impl)))
6582         browse_files_select_first_row (impl);
6583     }
6584
6585   g_assert (impl->pending_select_files == NULL);
6586 }
6587
6588 static void
6589 show_error_on_reading_current_folder (GtkFileChooserDefault *impl, GError *error)
6590 {
6591   GFileInfo *info;
6592   char *msg;
6593
6594   info = g_file_query_info (impl->current_folder,
6595                             G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME,
6596                             G_FILE_QUERY_INFO_NONE,
6597                             NULL,
6598                             NULL);
6599   if (info)
6600     {
6601       msg = g_strdup_printf (_("Could not read the contents of %s"), g_file_info_get_display_name (info));
6602       g_object_unref (info);
6603     }
6604   else
6605     msg = g_strdup (_("Could not read the contents of the folder"));
6606
6607   error_message (impl, msg, error->message);
6608   g_free (msg);
6609 }
6610
6611 /* Callback used when the file system model finishes loading */
6612 static void
6613 browse_files_model_finished_loading_cb (GtkFileSystemModel    *model,
6614                                         GError                *error,
6615                                         GtkFileChooserDefault *impl)
6616 {
6617   profile_start ("start", NULL);
6618
6619   if (error)
6620     show_error_on_reading_current_folder (impl, error);
6621
6622   if (impl->load_state == LOAD_PRELOAD)
6623     {
6624       load_remove_timer (impl);
6625       load_set_model (impl);
6626     }
6627   else if (impl->load_state == LOAD_LOADING)
6628     {
6629       /* Nothing */
6630     }
6631   else
6632     {
6633       /* We can't g_assert_not_reached(), as something other than us may have
6634        *  initiated a folder reload.  See #165556.
6635        */
6636       profile_end ("end", NULL);
6637       return;
6638     }
6639
6640   g_assert (impl->load_timeout_id == 0);
6641
6642   impl->load_state = LOAD_FINISHED;
6643
6644   pending_select_files_process (impl);
6645   set_busy_cursor (impl, FALSE);
6646 #ifdef PROFILE_FILE_CHOOSER
6647   access ("MARK: *** FINISHED LOADING", F_OK);
6648 #endif
6649
6650   profile_end ("end", NULL);
6651 }
6652
6653 static void
6654 stop_loading_and_clear_list_model (GtkFileChooserDefault *impl,
6655                                    gboolean remove_from_treeview)
6656 {
6657   load_remove_timer (impl); /* This changes the state to LOAD_EMPTY */
6658
6659   if (impl->browse_files_model)
6660     {
6661       g_object_unref (impl->browse_files_model);
6662       impl->browse_files_model = NULL;
6663     }
6664
6665   if (remove_from_treeview)
6666     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
6667 }
6668
6669 static char *
6670 my_g_format_time_for_display (glong secs)
6671 {
6672   GDate mtime, now;
6673   gint days_diff;
6674   struct tm tm_mtime;
6675   time_t time_mtime, time_now;
6676   const gchar *format;
6677   gchar *locale_format = NULL;
6678   gchar buf[256];
6679   char *date_str = NULL;
6680 #ifdef G_OS_WIN32
6681   const char *locale, *dot = NULL;
6682   gint64 codepage = -1;
6683   char charset[20];
6684 #endif
6685
6686   time_mtime = secs;
6687
6688 #ifdef HAVE_LOCALTIME_R
6689   localtime_r ((time_t *) &time_mtime, &tm_mtime);
6690 #else
6691   {
6692     struct tm *ptm = localtime ((time_t *) &time_mtime);
6693
6694     if (!ptm)
6695       {
6696         g_warning ("ptm != NULL failed");
6697
6698         return g_strdup (_("Unknown"));
6699       }
6700     else
6701       memcpy ((void *) &tm_mtime, (void *) ptm, sizeof (struct tm));
6702   }
6703 #endif /* HAVE_LOCALTIME_R */
6704
6705   g_date_set_time_t (&mtime, time_mtime);
6706   time_now = time (NULL);
6707   g_date_set_time_t (&now, time_now);
6708
6709   days_diff = g_date_get_julian (&now) - g_date_get_julian (&mtime);
6710
6711   /* Translators: %H means "hours" and %M means "minutes" */
6712   if (days_diff == 0)
6713     format = _("%H:%M");
6714   else if (days_diff == 1)
6715     format = _("Yesterday at %H:%M");
6716   else
6717     {
6718       if (days_diff > 1 && days_diff < 7)
6719         format = "%A"; /* Days from last week */
6720       else
6721         format = "%x"; /* Any other date */
6722     }
6723
6724 #ifdef G_OS_WIN32
6725   /* g_locale_from_utf8() returns a string in the system
6726    * code-page, which is not always the same as that used by the C
6727    * library. For instance when running a GTK+ program with
6728    * LANG=ko on an English version of Windows, the system
6729    * code-page is 1252, but the code-page used by the C library is
6730    * 949. (It's GTK+ itself that sets the C library locale when it
6731    * notices the LANG environment variable. See gtkmain.c The
6732    * Microsoft C library doesn't look at any locale environment
6733    * variables.) We need to pass strftime() a string in the C
6734    * library's code-page. See bug #509885.
6735    */
6736   locale = setlocale (LC_ALL, NULL);
6737   if (locale != NULL)
6738     dot = strchr (locale, '.');
6739   if (dot != NULL)
6740     {
6741       codepage = g_ascii_strtoll (dot+1, NULL, 10);
6742
6743       /* All codepages should fit in 16 bits AFAIK */
6744       if (codepage > 0 && codepage < 65536)
6745         {
6746           sprintf (charset, "CP%u", (guint) codepage);
6747           locale_format = g_convert (format, -1, charset, "UTF-8", NULL, NULL, NULL);
6748         }
6749     }
6750 #else
6751   locale_format = g_locale_from_utf8 (format, -1, NULL, NULL, NULL);
6752 #endif
6753   if (locale_format != NULL &&
6754       strftime (buf, sizeof (buf), locale_format, &tm_mtime) != 0)
6755     {
6756 #ifdef G_OS_WIN32
6757       /* As above but in opposite direction... */
6758       if (codepage > 0 && codepage < 65536)
6759         date_str = g_convert (buf, -1, "UTF-8", charset, NULL, NULL, NULL);
6760 #else
6761       date_str = g_locale_to_utf8 (buf, -1, NULL, NULL, NULL);
6762 #endif
6763     }
6764
6765   if (date_str == NULL)
6766     date_str = g_strdup (_("Unknown"));
6767
6768   g_free (locale_format);
6769   return date_str;
6770 }
6771
6772 static void
6773 copy_attribute (GFileInfo *to, GFileInfo *from, const char *attribute)
6774 {
6775   GFileAttributeType type;
6776   gpointer value;
6777
6778   if (g_file_info_get_attribute_data (from, attribute, &type, &value, NULL))
6779     g_file_info_set_attribute (to, attribute, type, value);
6780 }
6781
6782 static void
6783 file_system_model_got_thumbnail (GObject *object, GAsyncResult *res, gpointer data)
6784 {
6785   GtkFileSystemModel *model = data; /* might be unreffed if operation was cancelled */
6786   GFile *file = G_FILE (object);
6787   GFileInfo *queried, *info;
6788   GtkTreeIter iter;
6789
6790   queried = g_file_query_info_finish (file, res, NULL);
6791   if (queried == NULL)
6792     return;
6793
6794   GDK_THREADS_ENTER ();
6795
6796   /* now we know model is valid */
6797
6798   /* file was deleted */
6799   if (!_gtk_file_system_model_get_iter_for_file (model, &iter, file))
6800     {
6801       GDK_THREADS_LEAVE ();
6802       return;
6803     }
6804
6805   info = g_file_info_dup (_gtk_file_system_model_get_info (model, &iter));
6806
6807   copy_attribute (info, queried, G_FILE_ATTRIBUTE_THUMBNAIL_PATH);
6808   copy_attribute (info, queried, G_FILE_ATTRIBUTE_THUMBNAILING_FAILED);
6809   copy_attribute (info, queried, G_FILE_ATTRIBUTE_STANDARD_ICON);
6810
6811   _gtk_file_system_model_update_file (model, file, info, FALSE);
6812
6813   g_object_unref (info);
6814
6815   GDK_THREADS_LEAVE ();
6816 }
6817
6818 static gboolean
6819 file_system_model_set (GtkFileSystemModel *model,
6820                        GFile              *file,
6821                        GFileInfo          *info,
6822                        int                 column,
6823                        GValue             *value,
6824                        gpointer            data)
6825 {
6826   GtkFileChooserDefault *impl = data;
6827
6828   switch (column)
6829     {
6830     case MODEL_COL_FILE:
6831       g_value_set_object (value, file);
6832       break;
6833     case MODEL_COL_NAME:
6834       if (info == NULL)
6835         g_value_set_string (value, DEFAULT_NEW_FOLDER_NAME);
6836       else
6837         g_value_set_string (value, g_file_info_get_display_name (info));
6838       break;
6839     case MODEL_COL_NAME_COLLATED:
6840       if (info == NULL)
6841         g_value_take_string (value, g_utf8_collate_key_for_filename (DEFAULT_NEW_FOLDER_NAME, -1));
6842       else
6843         g_value_take_string (value, g_utf8_collate_key_for_filename (g_file_info_get_display_name (info), -1));
6844       break;
6845     case MODEL_COL_IS_FOLDER:
6846       g_value_set_boolean (value, info == NULL || _gtk_file_info_consider_as_directory (info));
6847       break;
6848     case MODEL_COL_PIXBUF:
6849       if (info)
6850         {
6851           if (g_file_info_has_attribute (info, G_FILE_ATTRIBUTE_STANDARD_ICON))
6852             {
6853               g_value_take_object (value, _gtk_file_info_render_icon (info, GTK_WIDGET (impl), impl->icon_size));
6854             }
6855           else
6856             {
6857               GtkTreeModel *tree_model;
6858               GtkTreePath *path, *start, *end;
6859               GtkTreeIter iter;
6860
6861               if (impl->browse_files_tree_view == NULL ||
6862                   g_file_info_has_attribute (info, "filechooser::queried"))
6863                 return FALSE;
6864
6865               tree_model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
6866               if (tree_model != GTK_TREE_MODEL (model))
6867                 return FALSE;
6868
6869               if (!_gtk_file_system_model_get_iter_for_file (model,
6870                                                              &iter,
6871                                                              file))
6872                 g_assert_not_reached ();
6873               if (!gtk_tree_view_get_visible_range (GTK_TREE_VIEW (impl->browse_files_tree_view), &start, &end))
6874                 return FALSE;
6875               path = gtk_tree_model_get_path (tree_model, &iter);
6876               if (gtk_tree_path_compare (start, path) != 1 &&
6877                   gtk_tree_path_compare (path, end) != 1)
6878                 {
6879                   g_file_info_set_attribute_boolean (info, "filechooser::queried", TRUE);
6880                   g_file_query_info_async (file,
6881                                            G_FILE_ATTRIBUTE_THUMBNAIL_PATH ","
6882                                            G_FILE_ATTRIBUTE_THUMBNAILING_FAILED ","
6883                                            G_FILE_ATTRIBUTE_STANDARD_ICON,
6884                                            G_FILE_QUERY_INFO_NONE,
6885                                            G_PRIORITY_DEFAULT,
6886                                            _gtk_file_system_model_get_cancellable (model),
6887                                            file_system_model_got_thumbnail,
6888                                            model);
6889                 }
6890               gtk_tree_path_free (path);
6891               gtk_tree_path_free (start);
6892               gtk_tree_path_free (end);
6893               return FALSE;
6894             }
6895         }
6896       else
6897         g_value_set_object (value, NULL);
6898       break;
6899     case MODEL_COL_SIZE:
6900       g_value_set_int64 (value, info ? g_file_info_get_size (info) : 0);
6901       break;
6902     case MODEL_COL_SIZE_TEXT:
6903       if (info == NULL || _gtk_file_info_consider_as_directory (info))
6904         g_value_set_string (value, NULL);
6905       else
6906         g_value_take_string (value, g_format_size (g_file_info_get_size (info)));
6907       break;
6908     case MODEL_COL_MTIME:
6909     case MODEL_COL_MTIME_TEXT:
6910       {
6911         GTimeVal tv;
6912         if (info == NULL)
6913           break;
6914         g_file_info_get_modification_time (info, &tv);
6915         if (column == MODEL_COL_MTIME)
6916           g_value_set_long (value, tv.tv_sec);
6917         else if (tv.tv_sec == 0)
6918           g_value_set_static_string (value, _("Unknown"));
6919         else
6920           g_value_take_string (value, my_g_format_time_for_display (tv.tv_sec));
6921         break;
6922       }
6923     case MODEL_COL_ELLIPSIZE:
6924       g_value_set_enum (value, info ? PANGO_ELLIPSIZE_END : PANGO_ELLIPSIZE_NONE);
6925       break;
6926     default:
6927       g_assert_not_reached ();
6928       break;
6929     }
6930
6931   return TRUE;
6932 }
6933
6934 /* Gets rid of the old list model and creates a new one for the current folder */
6935 static gboolean
6936 set_list_model (GtkFileChooserDefault *impl,
6937                 GError               **error)
6938 {
6939   g_assert (impl->current_folder != NULL);
6940
6941   profile_start ("start", NULL);
6942
6943   stop_loading_and_clear_list_model (impl, TRUE);
6944
6945   set_busy_cursor (impl, TRUE);
6946
6947   impl->browse_files_model =
6948     _gtk_file_system_model_new_for_directory (impl->current_folder,
6949                                               MODEL_ATTRIBUTES,
6950                                               file_system_model_set,
6951                                               impl,
6952                                               MODEL_COLUMN_TYPES);
6953
6954   _gtk_file_system_model_set_show_hidden (impl->browse_files_model, impl->show_hidden);
6955
6956   profile_msg ("    set sort function", NULL);
6957   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_NAME, name_sort_func, impl, NULL);
6958   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_SIZE, size_sort_func, impl, NULL);
6959   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_MTIME, mtime_sort_func, impl, NULL);
6960   gtk_tree_sortable_set_default_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), NULL, NULL, NULL);
6961   set_sort_column (impl);
6962   impl->list_sort_ascending = TRUE;
6963   g_signal_connect (impl->browse_files_model, "sort-column-changed",
6964                     G_CALLBACK (list_sort_column_changed_cb), impl);
6965
6966   load_setup_timer (impl); /* This changes the state to LOAD_PRELOAD */
6967
6968   g_signal_connect (impl->browse_files_model, "finished-loading",
6969                     G_CALLBACK (browse_files_model_finished_loading_cb), impl);
6970
6971   install_list_model_filter (impl);
6972
6973   profile_end ("end", NULL);
6974
6975   return TRUE;
6976 }
6977
6978 struct update_chooser_entry_selected_foreach_closure {
6979   int num_selected;
6980   GtkTreeIter first_selected_iter;
6981 };
6982
6983 static gint
6984 compare_utf8_filenames (const gchar *a,
6985                         const gchar *b)
6986 {
6987   gchar *a_folded, *b_folded;
6988   gint retval;
6989
6990   a_folded = g_utf8_strdown (a, -1);
6991   b_folded = g_utf8_strdown (b, -1);
6992
6993   retval = strcmp (a_folded, b_folded);
6994
6995   g_free (a_folded);
6996   g_free (b_folded);
6997
6998   return retval;
6999 }
7000
7001 static void
7002 update_chooser_entry_selected_foreach (GtkTreeModel *model,
7003                                        GtkTreePath *path,
7004                                        GtkTreeIter *iter,
7005                                        gpointer data)
7006 {
7007   struct update_chooser_entry_selected_foreach_closure *closure;
7008
7009   closure = data;
7010   closure->num_selected++;
7011
7012   if (closure->num_selected == 1)
7013     closure->first_selected_iter = *iter;
7014 }
7015
7016 static void
7017 update_chooser_entry (GtkFileChooserDefault *impl)
7018 {
7019   GtkTreeSelection *selection;
7020   struct update_chooser_entry_selected_foreach_closure closure;
7021
7022   /* no need to update the file chooser's entry if there's no entry */
7023   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7024       !impl->location_entry)
7025     return;
7026
7027   if (!(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
7028         || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
7029         || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
7030              || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
7031             && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)))
7032     return;
7033
7034   g_assert (impl->location_entry != NULL);
7035
7036   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7037   closure.num_selected = 0;
7038   gtk_tree_selection_selected_foreach (selection, update_chooser_entry_selected_foreach, &closure);
7039
7040   if (closure.num_selected == 0)
7041     {
7042       if (impl->operation_mode == OPERATION_MODE_RECENT)
7043         _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), NULL);
7044       else
7045         goto maybe_clear_entry;
7046     }
7047   else if (closure.num_selected == 1)
7048     {
7049       if (impl->operation_mode == OPERATION_MODE_BROWSE)
7050         {
7051           GFileInfo *info;
7052           gboolean change_entry;
7053
7054           info = _gtk_file_system_model_get_info (impl->browse_files_model, &closure.first_selected_iter);
7055
7056           /* If the cursor moved to the row of the newly created folder,
7057            * retrieving info will return NULL.
7058            */
7059           if (!info)
7060             return;
7061
7062           g_free (impl->browse_files_last_selected_name);
7063           impl->browse_files_last_selected_name =
7064             g_strdup (g_file_info_get_display_name (info));
7065
7066           if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
7067               impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7068               impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
7069             {
7070               /* Don't change the name when clicking on a folder... */
7071               change_entry = (! _gtk_file_info_consider_as_directory (info));
7072             }
7073           else
7074             change_entry = TRUE; /* ... unless we are in SELECT_FOLDER mode */
7075
7076           if (change_entry)
7077             {
7078               _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->browse_files_last_selected_name);
7079
7080               if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7081                 _gtk_file_chooser_entry_select_filename (GTK_FILE_CHOOSER_ENTRY (impl->location_entry));
7082             }
7083
7084           return;
7085         }
7086       else if (impl->operation_mode == OPERATION_MODE_RECENT
7087                && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7088         {
7089           GFile *folder;
7090
7091           /* Set the base folder on the name entry, so it will do completion relative to the correct recent-folder */
7092
7093           gtk_tree_model_get (GTK_TREE_MODEL (impl->recent_model), &closure.first_selected_iter,
7094                               MODEL_COL_FILE, &folder,
7095                               -1);
7096           _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), folder);
7097           g_object_unref (folder);
7098           return;
7099         }
7100     }
7101   else
7102     {
7103       g_assert (!(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7104                   impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER));
7105
7106       /* Multiple selection, so just clear the entry. */
7107       g_free (impl->browse_files_last_selected_name);
7108       impl->browse_files_last_selected_name = NULL;
7109
7110       _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
7111       return;
7112     }
7113
7114  maybe_clear_entry:
7115
7116   if ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
7117       && impl->browse_files_last_selected_name)
7118     {
7119       const char *entry_text;
7120       int len;
7121       gboolean clear_entry;
7122
7123       entry_text = gtk_entry_get_text (GTK_ENTRY (impl->location_entry));
7124       len = strlen (entry_text);
7125       if (len != 0)
7126         {
7127           /* The file chooser entry may have appended a "/" to its text.
7128            * So take it out, and compare the result to the old selection.
7129            */
7130           if (entry_text[len - 1] == G_DIR_SEPARATOR)
7131             {
7132               gchar *tmp;
7133
7134               tmp = g_strndup (entry_text, len - 1);
7135               clear_entry = (compare_utf8_filenames (impl->browse_files_last_selected_name, tmp) == 0);
7136               g_free (tmp);
7137             }
7138           else
7139             clear_entry = (compare_utf8_filenames (impl->browse_files_last_selected_name, entry_text) == 0);
7140         }
7141       else
7142         clear_entry = FALSE;
7143
7144       if (clear_entry)
7145         _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
7146     }
7147 }
7148
7149 static gboolean
7150 gtk_file_chooser_default_set_current_folder (GtkFileChooser  *chooser,
7151                                              GFile           *file,
7152                                              GError         **error)
7153 {
7154   return gtk_file_chooser_default_update_current_folder (chooser, file, FALSE, FALSE, error);
7155 }
7156
7157
7158 struct UpdateCurrentFolderData
7159 {
7160   GtkFileChooserDefault *impl;
7161   GFile *file;
7162   gboolean keep_trail;
7163   gboolean clear_entry;
7164   GFile *original_file;
7165   GError *original_error;
7166 };
7167
7168 static void
7169 update_current_folder_mount_enclosing_volume_cb (GCancellable        *cancellable,
7170                                                  GtkFileSystemVolume *volume,
7171                                                  const GError        *error,
7172                                                  gpointer             user_data)
7173 {
7174   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7175   struct UpdateCurrentFolderData *data = user_data;
7176   GtkFileChooserDefault *impl = data->impl;
7177
7178   if (cancellable != impl->update_current_folder_cancellable)
7179     goto out;
7180
7181   impl->update_current_folder_cancellable = NULL;
7182   set_busy_cursor (impl, FALSE);
7183
7184   if (cancelled)
7185     goto out;
7186
7187   if (error)
7188     {
7189       error_changing_folder_dialog (data->impl, data->file, g_error_copy (error));
7190       impl->reload_state = RELOAD_EMPTY;
7191       goto out;
7192     }
7193
7194   change_folder_and_display_error (impl, data->file, data->clear_entry);
7195
7196 out:
7197   g_object_unref (data->file);
7198   g_free (data);
7199
7200   g_object_unref (cancellable);
7201 }
7202
7203 static void
7204 update_current_folder_get_info_cb (GCancellable *cancellable,
7205                                    GFileInfo    *info,
7206                                    const GError *error,
7207                                    gpointer      user_data)
7208 {
7209   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7210   struct UpdateCurrentFolderData *data = user_data;
7211   GtkFileChooserDefault *impl = data->impl;
7212
7213   if (cancellable != impl->update_current_folder_cancellable)
7214     goto out;
7215
7216   impl->update_current_folder_cancellable = NULL;
7217   impl->reload_state = RELOAD_EMPTY;
7218
7219   set_busy_cursor (impl, FALSE);
7220
7221   if (cancelled)
7222     goto out;
7223
7224   if (error)
7225     {
7226       GFile *parent_file;
7227
7228       if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_NOT_MOUNTED))
7229         {
7230           GMountOperation *mount_operation;
7231           GtkWidget *toplevel;
7232
7233           g_object_unref (cancellable);
7234           toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
7235
7236           mount_operation = gtk_mount_operation_new (GTK_WINDOW (toplevel));
7237
7238           set_busy_cursor (impl, TRUE);
7239
7240           impl->update_current_folder_cancellable =
7241             _gtk_file_system_mount_enclosing_volume (impl->file_system, data->file,
7242                                                      mount_operation,
7243                                                      update_current_folder_mount_enclosing_volume_cb,
7244                                                      data);
7245
7246           return;
7247         }
7248
7249       if (!data->original_file)
7250         {
7251           data->original_file = g_object_ref (data->file);
7252           data->original_error = g_error_copy (error);
7253         }
7254
7255       parent_file = g_file_get_parent (data->file);
7256
7257       /* get parent path and try to change the folder to that */
7258       if (parent_file)
7259         {
7260           g_object_unref (data->file);
7261           data->file = parent_file;
7262
7263           g_object_unref (cancellable);
7264
7265           /* restart the update current folder operation */
7266           impl->reload_state = RELOAD_HAS_FOLDER;
7267
7268           impl->update_current_folder_cancellable =
7269             _gtk_file_system_get_info (impl->file_system, data->file,
7270                                        "standard::type",
7271                                        update_current_folder_get_info_cb,
7272                                        data);
7273
7274           set_busy_cursor (impl, TRUE);
7275
7276           return;
7277         }
7278       else
7279         {
7280           /* Error and bail out, ignoring "not found" errors since they're useless:
7281            * they only happen when a program defaults to a folder that has been (re)moved.
7282            */
7283           if (!g_error_matches (data->original_error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
7284             error_changing_folder_dialog (impl, data->original_file, data->original_error);
7285           else
7286             g_error_free (data->original_error);
7287
7288           g_object_unref (data->original_file);
7289
7290           goto out;
7291         }
7292     }
7293
7294   if (data->original_file)
7295     {
7296       /* Error and bail out, ignoring "not found" errors since they're useless:
7297        * they only happen when a program defaults to a folder that has been (re)moved.
7298        */
7299       if (!g_error_matches (data->original_error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
7300         error_changing_folder_dialog (impl, data->original_file, data->original_error);
7301       else
7302         g_error_free (data->original_error);
7303
7304       g_object_unref (data->original_file);
7305     }
7306
7307   if (! _gtk_file_info_consider_as_directory (info))
7308     goto out;
7309
7310   if (!_gtk_path_bar_set_file (GTK_PATH_BAR (impl->browse_path_bar), data->file, data->keep_trail, NULL))
7311     goto out;
7312
7313   if (impl->current_folder != data->file)
7314     {
7315       if (impl->current_folder)
7316         g_object_unref (impl->current_folder);
7317
7318       impl->current_folder = g_object_ref (data->file);
7319     }
7320
7321   impl->reload_state = RELOAD_HAS_FOLDER;
7322
7323   /* Update the widgets that may trigger a folder change themselves.  */
7324
7325   if (!impl->changing_folder)
7326     {
7327       impl->changing_folder = TRUE;
7328
7329       shortcuts_update_current_folder (impl);
7330
7331       impl->changing_folder = FALSE;
7332     }
7333
7334   /* Set the folder on the save entry */
7335
7336   if (impl->location_entry)
7337     {
7338       _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry),
7339                                                impl->current_folder);
7340
7341       if (data->clear_entry)
7342         _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
7343     }
7344
7345   /* Create a new list model.  This is slightly evil; we store the result value
7346    * but perform more actions rather than returning immediately even if it
7347    * generates an error.
7348    */
7349   set_list_model (impl, NULL);
7350
7351   /* Refresh controls */
7352
7353   shortcuts_find_current_folder (impl);
7354
7355   g_signal_emit_by_name (impl, "current-folder-changed", 0);
7356
7357   check_preview_change (impl);
7358   bookmarks_check_add_sensitivity (impl);
7359
7360   g_signal_emit_by_name (impl, "selection-changed", 0);
7361
7362 out:
7363   g_object_unref (data->file);
7364   g_free (data);
7365
7366   g_object_unref (cancellable);
7367 }
7368
7369 static gboolean
7370 gtk_file_chooser_default_update_current_folder (GtkFileChooser    *chooser,
7371                                                 GFile             *file,
7372                                                 gboolean           keep_trail,
7373                                                 gboolean           clear_entry,
7374                                                 GError           **error)
7375 {
7376   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7377   struct UpdateCurrentFolderData *data;
7378
7379   profile_start ("start", NULL);
7380
7381   g_object_ref (file);
7382
7383   operation_mode_set (impl, OPERATION_MODE_BROWSE);
7384
7385   if (impl->local_only && !g_file_is_native (file))
7386     {
7387       g_set_error_literal (error,
7388                            GTK_FILE_CHOOSER_ERROR,
7389                            GTK_FILE_CHOOSER_ERROR_BAD_FILENAME,
7390                            _("Cannot change to folder because it is not local"));
7391
7392       g_object_unref (file);
7393       profile_end ("end - not local", NULL);
7394       return FALSE;
7395     }
7396
7397   if (impl->update_current_folder_cancellable)
7398     g_cancellable_cancel (impl->update_current_folder_cancellable);
7399
7400   /* Test validity of path here.  */
7401   data = g_new0 (struct UpdateCurrentFolderData, 1);
7402   data->impl = impl;
7403   data->file = g_object_ref (file);
7404   data->keep_trail = keep_trail;
7405   data->clear_entry = clear_entry;
7406
7407   impl->reload_state = RELOAD_HAS_FOLDER;
7408
7409   impl->update_current_folder_cancellable =
7410     _gtk_file_system_get_info (impl->file_system, file,
7411                                "standard::type",
7412                                update_current_folder_get_info_cb,
7413                                data);
7414
7415   set_busy_cursor (impl, TRUE);
7416   g_object_unref (file);
7417
7418   profile_end ("end", NULL);
7419   return TRUE;
7420 }
7421
7422 static GFile *
7423 gtk_file_chooser_default_get_current_folder (GtkFileChooser *chooser)
7424 {
7425   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7426
7427   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7428       impl->operation_mode == OPERATION_MODE_RECENT)
7429     return NULL;
7430
7431   if (impl->reload_state == RELOAD_EMPTY)
7432     {
7433       /* We are unmapped, or we had an error while loading the last folder.
7434        * We'll return the folder used by the last invocation of the file chooser
7435        * since once we get (re)mapped, we'll load *that* folder anyway unless
7436        * the caller explicitly calls set_current_folder() on us.
7437        */
7438       return get_file_for_last_folder_opened (impl);
7439     }
7440
7441   if (impl->current_folder)
7442     return g_object_ref (impl->current_folder);
7443
7444   return NULL;
7445 }
7446
7447 static void
7448 gtk_file_chooser_default_set_current_name (GtkFileChooser *chooser,
7449                                            const gchar    *name)
7450 {
7451   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7452
7453   g_return_if_fail (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7454                     impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER);
7455
7456   pending_select_files_free (impl);
7457   _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), name);
7458 }
7459
7460 static gboolean
7461 gtk_file_chooser_default_select_file (GtkFileChooser  *chooser,
7462                                       GFile           *file,
7463                                       GError         **error)
7464 {
7465   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7466   GFile *parent_file;
7467   gboolean same_path;
7468
7469   parent_file = g_file_get_parent (file);
7470
7471   if (!parent_file)
7472     return gtk_file_chooser_set_current_folder_file (chooser, file, error);
7473
7474   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7475       impl->operation_mode == OPERATION_MODE_RECENT ||
7476       impl->load_state == LOAD_EMPTY)
7477     {
7478       same_path = FALSE;
7479     }
7480   else
7481     {
7482       g_assert (impl->current_folder != NULL);
7483
7484       same_path = g_file_equal (parent_file, impl->current_folder);
7485     }
7486
7487   if (same_path && impl->load_state == LOAD_FINISHED)
7488     {
7489       gboolean result;
7490       GSList files;
7491
7492       files.data = (gpointer) file;
7493       files.next = NULL;
7494
7495       result = show_and_select_files (impl, &files);
7496       g_object_unref (parent_file);
7497       return result;
7498     }
7499
7500   pending_select_files_add (impl, file);
7501
7502   if (!same_path)
7503     {
7504       gboolean result;
7505
7506       result = gtk_file_chooser_set_current_folder_file (chooser, parent_file, error);
7507       g_object_unref (parent_file);
7508       return result;
7509     }
7510
7511   g_object_unref (parent_file);
7512   return TRUE;
7513 }
7514
7515 static void
7516 gtk_file_chooser_default_unselect_file (GtkFileChooser *chooser,
7517                                         GFile          *file)
7518 {
7519   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7520   GtkTreeView *tree_view = GTK_TREE_VIEW (impl->browse_files_tree_view);
7521   GtkTreeIter iter;
7522
7523   if (!impl->browse_files_model)
7524     return;
7525
7526   if (!_gtk_file_system_model_get_iter_for_file (impl->browse_files_model,
7527                                                  &iter,
7528                                                  file))
7529     return;
7530
7531   gtk_tree_selection_unselect_iter (gtk_tree_view_get_selection (tree_view),
7532                                     &iter);
7533 }
7534
7535 static gboolean
7536 maybe_select (GtkTreeModel *model,
7537               GtkTreePath  *path,
7538               GtkTreeIter  *iter,
7539               gpointer     data)
7540 {
7541   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (data);
7542   GtkTreeSelection *selection;
7543   gboolean is_folder;
7544
7545   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7546
7547   gtk_tree_model_get (model, iter,
7548                       MODEL_COL_IS_FOLDER, &is_folder,
7549                       -1);
7550
7551   if ((is_folder && impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER) ||
7552       (!is_folder && impl->action == GTK_FILE_CHOOSER_ACTION_OPEN))
7553     gtk_tree_selection_select_iter (selection, iter);
7554   else
7555     gtk_tree_selection_unselect_iter (selection, iter);
7556
7557   return FALSE;
7558 }
7559
7560 static void
7561 gtk_file_chooser_default_select_all (GtkFileChooser *chooser)
7562 {
7563   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7564
7565   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7566       impl->operation_mode == OPERATION_MODE_RECENT)
7567     {
7568       GtkTreeSelection *selection;
7569
7570       selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7571       gtk_tree_selection_select_all (selection);
7572       return;
7573     }
7574
7575   if (impl->select_multiple)
7576     gtk_tree_model_foreach (GTK_TREE_MODEL (impl->browse_files_model),
7577                             maybe_select, impl);
7578 }
7579
7580 static void
7581 gtk_file_chooser_default_unselect_all (GtkFileChooser *chooser)
7582 {
7583   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7584   GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7585
7586   gtk_tree_selection_unselect_all (selection);
7587   pending_select_files_free (impl);
7588 }
7589
7590 /* Checks whether the filename entry for the Save modes contains a well-formed filename.
7591  *
7592  * is_well_formed_ret - whether what the user typed passes gkt_file_system_make_path()
7593  *
7594  * is_empty_ret - whether the file entry is totally empty
7595  *
7596  * is_file_part_empty_ret - whether the file part is empty (will be if user types "foobar/", and
7597  *                          the path will be "$cwd/foobar")
7598  */
7599 static void
7600 check_save_entry (GtkFileChooserDefault *impl,
7601                   GFile                **file_ret,
7602                   gboolean              *is_well_formed_ret,
7603                   gboolean              *is_empty_ret,
7604                   gboolean              *is_file_part_empty_ret,
7605                   gboolean              *is_folder)
7606 {
7607   GtkFileChooserEntry *chooser_entry;
7608   GFile *current_folder;
7609   const char *file_part;
7610   GFile *file;
7611   GError *error;
7612
7613   g_assert (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
7614             || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
7615             || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
7616                  || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
7617                 && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY));
7618
7619   chooser_entry = GTK_FILE_CHOOSER_ENTRY (impl->location_entry);
7620
7621   if (strlen (gtk_entry_get_text (GTK_ENTRY (chooser_entry))) == 0)
7622     {
7623       *file_ret = NULL;
7624       *is_well_formed_ret = TRUE;
7625       *is_empty_ret = TRUE;
7626       *is_file_part_empty_ret = TRUE;
7627       *is_folder = FALSE;
7628
7629       return;
7630     }
7631
7632   *is_empty_ret = FALSE;
7633
7634   current_folder = _gtk_file_chooser_entry_get_current_folder (chooser_entry);
7635   if (!current_folder)
7636     {
7637       *file_ret = NULL;
7638       *is_well_formed_ret = FALSE;
7639       *is_file_part_empty_ret = FALSE;
7640       *is_folder = FALSE;
7641
7642       return;
7643     }
7644
7645   file_part = _gtk_file_chooser_entry_get_file_part (chooser_entry);
7646
7647   if (!file_part || file_part[0] == '\0')
7648     {
7649       *file_ret = g_object_ref (current_folder);
7650       *is_well_formed_ret = TRUE;
7651       *is_file_part_empty_ret = TRUE;
7652       *is_folder = TRUE;
7653
7654       return;
7655     }
7656
7657   *is_file_part_empty_ret = FALSE;
7658
7659   error = NULL;
7660   file = g_file_get_child_for_display_name (current_folder, file_part, &error);
7661
7662   if (!file)
7663     {
7664       error_building_filename_dialog (impl, error);
7665       *file_ret = NULL;
7666       *is_well_formed_ret = FALSE;
7667       *is_folder = FALSE;
7668
7669       return;
7670     }
7671
7672   *file_ret = file;
7673   *is_well_formed_ret = TRUE;
7674   *is_folder = _gtk_file_chooser_entry_get_is_folder (chooser_entry, file);
7675 }
7676
7677 struct get_files_closure {
7678   GtkFileChooserDefault *impl;
7679   GSList *result;
7680   GFile *file_from_entry;
7681 };
7682
7683 static void
7684 get_files_foreach (GtkTreeModel *model,
7685                    GtkTreePath  *path,
7686                    GtkTreeIter  *iter,
7687                    gpointer      data)
7688 {
7689   struct get_files_closure *info;
7690   GFile *file;
7691   GtkFileSystemModel *fs_model;
7692
7693   info = data;
7694   fs_model = info->impl->browse_files_model;
7695
7696   file = _gtk_file_system_model_get_file (fs_model, iter);
7697   if (!file)
7698     return; /* We are on the editable row */
7699
7700   if (!info->file_from_entry || !g_file_equal (info->file_from_entry, file))
7701     info->result = g_slist_prepend (info->result, g_object_ref (file));
7702 }
7703
7704 static GSList *
7705 gtk_file_chooser_default_get_files (GtkFileChooser *chooser)
7706 {
7707   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7708   struct get_files_closure info;
7709   GtkWindow *toplevel;
7710   GtkWidget *current_focus;
7711   gboolean file_list_seen;
7712
7713   info.impl = impl;
7714   info.result = NULL;
7715   info.file_from_entry = NULL;
7716
7717   if (impl->operation_mode == OPERATION_MODE_SEARCH)
7718     return search_get_selected_files (impl);
7719
7720   if (impl->operation_mode == OPERATION_MODE_RECENT)
7721     {
7722       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7723         {
7724           file_list_seen = TRUE;
7725           goto file_entry;
7726         }
7727       else
7728         return recent_get_selected_files (impl);
7729     }
7730
7731   toplevel = get_toplevel (GTK_WIDGET (impl));
7732   if (toplevel)
7733     current_focus = gtk_window_get_focus (toplevel);
7734   else
7735     current_focus = NULL;
7736
7737   file_list_seen = FALSE;
7738   if (current_focus == impl->browse_files_tree_view)
7739     {
7740       GtkTreeSelection *selection;
7741
7742     file_list:
7743
7744       file_list_seen = TRUE;
7745       selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7746       gtk_tree_selection_selected_foreach (selection, get_files_foreach, &info);
7747
7748       /* If there is no selection in the file list, we probably have this situation:
7749        *
7750        * 1. The user typed a filename in the SAVE filename entry ("foo.txt").
7751        * 2. He then double-clicked on a folder ("bar") in the file list
7752        *
7753        * So we want the selection to be "bar/foo.txt".  Jump to the case for the
7754        * filename entry to see if that is the case.
7755        */
7756       if (info.result == NULL && impl->location_entry)
7757         goto file_entry;
7758     }
7759   else if (impl->location_entry && current_focus == impl->location_entry)
7760     {
7761       gboolean is_well_formed, is_empty, is_file_part_empty, is_folder;
7762
7763     file_entry:
7764
7765       check_save_entry (impl, &info.file_from_entry, &is_well_formed, &is_empty, &is_file_part_empty, &is_folder);
7766
7767       if (is_empty)
7768         goto out;
7769
7770       if (!is_well_formed)
7771         return NULL;
7772
7773       if (is_file_part_empty && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7774         {
7775           g_object_unref (info.file_from_entry);
7776           return NULL;
7777         }
7778
7779       if (info.file_from_entry)
7780         info.result = g_slist_prepend (info.result, info.file_from_entry);
7781       else if (!file_list_seen)
7782         goto file_list;
7783       else
7784         return NULL;
7785     }
7786   else if (impl->toplevel_last_focus_widget == impl->browse_files_tree_view)
7787     goto file_list;
7788   else if (impl->location_entry && impl->toplevel_last_focus_widget == impl->location_entry)
7789     goto file_entry;
7790   else
7791     {
7792       /* The focus is on a dialog's action area button or something else */
7793       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7794           impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
7795         goto file_entry;
7796       else
7797         goto file_list;
7798     }
7799
7800  out:
7801
7802   /* If there's no folder selected, and we're in SELECT_FOLDER mode, then we
7803    * fall back to the current directory */
7804   if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER &&
7805       info.result == NULL)
7806     {
7807       GFile *current_folder;
7808
7809       current_folder = gtk_file_chooser_get_current_folder_file (chooser);
7810
7811       if (current_folder)
7812         info.result = g_slist_prepend (info.result, current_folder);
7813     }
7814
7815   return g_slist_reverse (info.result);
7816 }
7817
7818 GFile *
7819 gtk_file_chooser_default_get_preview_file (GtkFileChooser *chooser)
7820 {
7821   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7822
7823   if (impl->preview_file)
7824     return g_object_ref (impl->preview_file);
7825   else
7826     return NULL;
7827 }
7828
7829 static GtkFileSystem *
7830 gtk_file_chooser_default_get_file_system (GtkFileChooser *chooser)
7831 {
7832   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7833
7834   return impl->file_system;
7835 }
7836
7837 /* Shows or hides the filter widgets */
7838 static void
7839 show_filters (GtkFileChooserDefault *impl,
7840               gboolean               show)
7841 {
7842   if (show)
7843     gtk_widget_show (impl->filter_combo_hbox);
7844   else
7845     gtk_widget_hide (impl->filter_combo_hbox);
7846 }
7847
7848 static void
7849 gtk_file_chooser_default_add_filter (GtkFileChooser *chooser,
7850                                      GtkFileFilter  *filter)
7851 {
7852   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7853   const gchar *name;
7854
7855   if (g_slist_find (impl->filters, filter))
7856     {
7857       g_warning ("gtk_file_chooser_add_filter() called on filter already in list\n");
7858       return;
7859     }
7860
7861   g_object_ref_sink (filter);
7862   impl->filters = g_slist_append (impl->filters, filter);
7863
7864   name = gtk_file_filter_get_name (filter);
7865   if (!name)
7866     name = "Untitled filter";   /* Place-holder, doesn't need to be marked for translation */
7867
7868   gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (impl->filter_combo), name);
7869
7870   if (!g_slist_find (impl->filters, impl->current_filter))
7871     set_current_filter (impl, filter);
7872
7873   show_filters (impl, TRUE);
7874 }
7875
7876 static void
7877 gtk_file_chooser_default_remove_filter (GtkFileChooser *chooser,
7878                                         GtkFileFilter  *filter)
7879 {
7880   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7881   GtkTreeModel *model;
7882   GtkTreeIter iter;
7883   gint filter_index;
7884
7885   filter_index = g_slist_index (impl->filters, filter);
7886
7887   if (filter_index < 0)
7888     {
7889       g_warning ("gtk_file_chooser_remove_filter() called on filter not in list\n");
7890       return;
7891     }
7892
7893   impl->filters = g_slist_remove (impl->filters, filter);
7894
7895   if (filter == impl->current_filter)
7896     {
7897       if (impl->filters)
7898         set_current_filter (impl, impl->filters->data);
7899       else
7900         set_current_filter (impl, NULL);
7901     }
7902
7903   /* Remove row from the combo box */
7904   model = gtk_combo_box_get_model (GTK_COMBO_BOX (impl->filter_combo));
7905   if (!gtk_tree_model_iter_nth_child  (model, &iter, NULL, filter_index))
7906     g_assert_not_reached ();
7907
7908   gtk_list_store_remove (GTK_LIST_STORE (model), &iter);
7909
7910   g_object_unref (filter);
7911
7912   if (!impl->filters)
7913     show_filters (impl, FALSE);
7914 }
7915
7916 static GSList *
7917 gtk_file_chooser_default_list_filters (GtkFileChooser *chooser)
7918 {
7919   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7920
7921   return g_slist_copy (impl->filters);
7922 }
7923
7924 /* Returns the position in the shortcuts tree where the nth specified shortcut would appear */
7925 static int
7926 shortcuts_get_pos_for_shortcut_folder (GtkFileChooserDefault *impl,
7927                                        int                    pos)
7928 {
7929   return pos + shortcuts_get_index (impl, SHORTCUTS_SHORTCUTS);
7930 }
7931
7932 struct AddShortcutData
7933 {
7934   GtkFileChooserDefault *impl;
7935   GFile *file;
7936 };
7937
7938 static void
7939 add_shortcut_get_info_cb (GCancellable *cancellable,
7940                           GFileInfo    *info,
7941                           const GError *error,
7942                           gpointer      user_data)
7943 {
7944   int pos;
7945   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7946   struct AddShortcutData *data = user_data;
7947
7948   if (!g_slist_find (data->impl->loading_shortcuts, cancellable))
7949     goto out;
7950
7951   data->impl->loading_shortcuts = g_slist_remove (data->impl->loading_shortcuts, cancellable);
7952
7953   if (cancelled || error || (! _gtk_file_info_consider_as_directory (info)))
7954     goto out;
7955
7956   pos = shortcuts_get_pos_for_shortcut_folder (data->impl, data->impl->num_shortcuts);
7957
7958   shortcuts_insert_file (data->impl, pos, SHORTCUT_TYPE_FILE, NULL, data->file, NULL, FALSE, SHORTCUTS_SHORTCUTS);
7959
7960 out:
7961   g_object_unref (data->impl);
7962   g_object_unref (data->file);
7963   g_free (data);
7964
7965   g_object_unref (cancellable);
7966 }
7967
7968 static gboolean
7969 gtk_file_chooser_default_add_shortcut_folder (GtkFileChooser  *chooser,
7970                                               GFile           *file,
7971                                               GError         **error)
7972 {
7973   GCancellable *cancellable;
7974   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7975   struct AddShortcutData *data;
7976   GSList *l;
7977   int pos;
7978
7979   /* Avoid adding duplicates */
7980   pos = shortcut_find_position (impl, file);
7981   if (pos >= 0 && pos < shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR))
7982     {
7983       gchar *uri;
7984
7985       uri = g_file_get_uri (file);
7986       /* translators, "Shortcut" means "Bookmark" here */
7987       g_set_error (error,
7988                    GTK_FILE_CHOOSER_ERROR,
7989                    GTK_FILE_CHOOSER_ERROR_ALREADY_EXISTS,
7990                    _("Shortcut %s already exists"),
7991                    uri);
7992       g_free (uri);
7993
7994       return FALSE;
7995     }
7996
7997   for (l = impl->loading_shortcuts; l; l = l->next)
7998     {
7999       GCancellable *c = l->data;
8000       GFile *f;
8001
8002       f = g_object_get_data (G_OBJECT (c), "add-shortcut-path-key");
8003       if (f && g_file_equal (file, f))
8004         {
8005           gchar *uri;
8006
8007           uri = g_file_get_uri (file);
8008           g_set_error (error,
8009                        GTK_FILE_CHOOSER_ERROR,
8010                        GTK_FILE_CHOOSER_ERROR_ALREADY_EXISTS,
8011                        _("Shortcut %s already exists"),
8012                        uri);
8013           g_free (uri);
8014
8015           return FALSE;
8016         }
8017     }
8018
8019   data = g_new0 (struct AddShortcutData, 1);
8020   data->impl = g_object_ref (impl);
8021   data->file = g_object_ref (file);
8022
8023   cancellable = _gtk_file_system_get_info (impl->file_system, file,
8024                                            "standard::type",
8025                                            add_shortcut_get_info_cb, data);
8026
8027   if (!cancellable)
8028     return FALSE;
8029
8030   impl->loading_shortcuts = g_slist_append (impl->loading_shortcuts, cancellable);
8031   g_object_set_data (G_OBJECT (cancellable), "add-shortcut-path-key", data->file);
8032
8033   return TRUE;
8034 }
8035
8036 static gboolean
8037 gtk_file_chooser_default_remove_shortcut_folder (GtkFileChooser  *chooser,
8038                                                  GFile           *file,
8039                                                  GError         **error)
8040 {
8041   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
8042   int pos;
8043   GtkTreeIter iter;
8044   GSList *l;
8045   char *uri;
8046   int i;
8047
8048   for (l = impl->loading_shortcuts; l; l = l->next)
8049     {
8050       GCancellable *c = l->data;
8051       GFile *f;
8052
8053       f = g_object_get_data (G_OBJECT (c), "add-shortcut-path-key");
8054       if (f && g_file_equal (file, f))
8055         {
8056           impl->loading_shortcuts = g_slist_remove (impl->loading_shortcuts, c);
8057           g_cancellable_cancel (c);
8058           return TRUE;
8059         }
8060     }
8061
8062   if (impl->num_shortcuts == 0)
8063     goto out;
8064
8065   pos = shortcuts_get_pos_for_shortcut_folder (impl, 0);
8066   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
8067     g_assert_not_reached ();
8068
8069   for (i = 0; i < impl->num_shortcuts; i++)
8070     {
8071       gpointer col_data;
8072       ShortcutType shortcut_type;
8073       GFile *shortcut;
8074
8075       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
8076                           SHORTCUTS_COL_DATA, &col_data,
8077                           SHORTCUTS_COL_TYPE, &shortcut_type,
8078                           -1);
8079       g_assert (col_data != NULL);
8080       g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
8081
8082       shortcut = col_data;
8083       if (g_file_equal (shortcut, file))
8084         {
8085           shortcuts_remove_rows (impl, pos + i, 1);
8086           impl->num_shortcuts--;
8087           return TRUE;
8088         }
8089
8090       if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
8091         g_assert_not_reached ();
8092     }
8093
8094  out:
8095
8096   uri = g_file_get_uri (file);
8097   /* translators, "Shortcut" means "Bookmark" here */
8098   g_set_error (error,
8099                GTK_FILE_CHOOSER_ERROR,
8100                GTK_FILE_CHOOSER_ERROR_NONEXISTENT,
8101                _("Shortcut %s does not exist"),
8102                uri);
8103   g_free (uri);
8104
8105   return FALSE;
8106 }
8107
8108 static GSList *
8109 gtk_file_chooser_default_list_shortcut_folders (GtkFileChooser *chooser)
8110 {
8111   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
8112   int pos;
8113   GtkTreeIter iter;
8114   int i;
8115   GSList *list;
8116
8117   if (impl->num_shortcuts == 0)
8118     return NULL;
8119
8120   pos = shortcuts_get_pos_for_shortcut_folder (impl, 0);
8121   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
8122     g_assert_not_reached ();
8123
8124   list = NULL;
8125
8126   for (i = 0; i < impl->num_shortcuts; i++)
8127     {
8128       gpointer col_data;
8129       ShortcutType shortcut_type;
8130       GFile *shortcut;
8131
8132       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
8133                           SHORTCUTS_COL_DATA, &col_data,
8134                           SHORTCUTS_COL_TYPE, &shortcut_type,
8135                           -1);
8136       g_assert (col_data != NULL);
8137       g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
8138
8139       shortcut = col_data;
8140       list = g_slist_prepend (list, g_object_ref (shortcut));
8141
8142       if (i != impl->num_shortcuts - 1)
8143         {
8144           if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
8145             g_assert_not_reached ();
8146         }
8147     }
8148
8149   return g_slist_reverse (list);
8150 }
8151
8152 /* Guesses a size based upon font sizes */
8153 static void
8154 find_good_size_from_style (GtkWidget *widget,
8155                            gint      *width,
8156                            gint      *height)
8157 {
8158   GtkStyleContext *context;
8159   GtkStateFlags state;
8160   int font_size;
8161   GdkScreen *screen;
8162   double resolution;
8163
8164   context = gtk_widget_get_style_context (widget);
8165   state = gtk_widget_get_state_flags (widget);
8166
8167   screen = gtk_widget_get_screen (widget);
8168   if (screen)
8169     {
8170       resolution = gdk_screen_get_resolution (screen);
8171       if (resolution < 0.0) /* will be -1 if the resolution is not defined in the GdkScreen */
8172         resolution = 96.0;
8173     }
8174   else
8175     resolution = 96.0; /* wheeee */
8176
8177   font_size = pango_font_description_get_size (gtk_style_context_get_font (context, state));
8178   font_size = PANGO_PIXELS (font_size) * resolution / 72.0;
8179
8180   *width = font_size * NUM_CHARS;
8181   *height = font_size * NUM_LINES;
8182 }
8183
8184 static void
8185 gtk_file_chooser_default_get_default_size (GtkFileChooserEmbed *chooser_embed,
8186                                            gint                *default_width,
8187                                            gint                *default_height)
8188 {
8189   GtkFileChooserDefault *impl;
8190   GtkRequisition req;
8191   int x, y, width, height;
8192
8193   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
8194
8195   settings_ensure (impl);
8196
8197   g_settings_get (impl->settings, SETTINGS_KEY_WINDOW_POSITION, "(ii)", &x, &y);
8198   g_settings_get (impl->settings, SETTINGS_KEY_WINDOW_SIZE, "(ii)", &width, &height);
8199
8200   if (x >= 0 && y >= 0 && width > 0 && height > 0)
8201     {
8202       *default_width = width;
8203       *default_height = height;
8204       return;
8205     }
8206
8207   find_good_size_from_style (GTK_WIDGET (chooser_embed), default_width, default_height);
8208
8209   if (impl->preview_widget_active &&
8210       impl->preview_widget &&
8211       gtk_widget_get_visible (impl->preview_widget))
8212     {
8213       gtk_widget_get_preferred_size (impl->preview_box,
8214                                      &req, NULL);
8215       *default_width += PREVIEW_HBOX_SPACING + req.width;
8216     }
8217
8218   if (impl->extra_widget &&
8219       gtk_widget_get_visible (impl->extra_widget))
8220     {
8221       gtk_widget_get_preferred_size (impl->extra_align,
8222                                      &req, NULL);
8223       *default_height += gtk_box_get_spacing (GTK_BOX (chooser_embed)) + req.height;
8224     }
8225 }
8226
8227 struct switch_folder_closure {
8228   GtkFileChooserDefault *impl;
8229   GFile *file;
8230   int num_selected;
8231 };
8232
8233 /* Used from gtk_tree_selection_selected_foreach() in switch_to_selected_folder() */
8234 static void
8235 switch_folder_foreach_cb (GtkTreeModel      *model,
8236                           GtkTreePath       *path,
8237                           GtkTreeIter       *iter,
8238                           gpointer           data)
8239 {
8240   struct switch_folder_closure *closure;
8241
8242   closure = data;
8243
8244   closure->file = _gtk_file_system_model_get_file (closure->impl->browse_files_model, iter);
8245   closure->num_selected++;
8246 }
8247
8248 /* Changes to the selected folder in the list view */
8249 static void
8250 switch_to_selected_folder (GtkFileChooserDefault *impl)
8251 {
8252   GtkTreeSelection *selection;
8253   struct switch_folder_closure closure;
8254
8255   /* We do this with foreach() rather than get_selected() as we may be in
8256    * multiple selection mode
8257    */
8258
8259   closure.impl = impl;
8260   closure.file = NULL;
8261   closure.num_selected = 0;
8262
8263   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
8264   gtk_tree_selection_selected_foreach (selection, switch_folder_foreach_cb, &closure);
8265
8266   g_assert (closure.file && closure.num_selected == 1);
8267
8268   change_folder_and_display_error (impl, closure.file, FALSE);
8269 }
8270
8271 /* Gets the GFileInfo for the selected row in the file list; assumes single
8272  * selection mode.
8273  */
8274 static GFileInfo *
8275 get_selected_file_info_from_file_list (GtkFileChooserDefault *impl,
8276                                        gboolean              *had_selection)
8277 {
8278   GtkTreeSelection *selection;
8279   GtkTreeIter iter;
8280   GFileInfo *info;
8281
8282   g_assert (!impl->select_multiple);
8283   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
8284   if (!gtk_tree_selection_get_selected (selection, NULL, &iter))
8285     {
8286       *had_selection = FALSE;
8287       return NULL;
8288     }
8289
8290   *had_selection = TRUE;
8291
8292   info = _gtk_file_system_model_get_info (impl->browse_files_model, &iter);
8293   return info;
8294 }
8295
8296 /* Gets the display name of the selected file in the file list; assumes single
8297  * selection mode and that something is selected.
8298  */
8299 static const gchar *
8300 get_display_name_from_file_list (GtkFileChooserDefault *impl)
8301 {
8302   GFileInfo *info;
8303   gboolean had_selection;
8304
8305   info = get_selected_file_info_from_file_list (impl, &had_selection);
8306   g_assert (had_selection);
8307   g_assert (info != NULL);
8308
8309   return g_file_info_get_display_name (info);
8310 }
8311
8312 static void
8313 add_custom_button_to_dialog (GtkDialog   *dialog,
8314                              const gchar *mnemonic_label,
8315                              const gchar *stock_id,
8316                              gint         response_id)
8317 {
8318   GtkWidget *button;
8319
8320   button = gtk_button_new_with_mnemonic (mnemonic_label);
8321   gtk_widget_set_can_default (button, TRUE);
8322   gtk_button_set_image (GTK_BUTTON (button),
8323                         gtk_image_new_from_stock (stock_id, GTK_ICON_SIZE_BUTTON));
8324   gtk_widget_show (button);
8325
8326   gtk_dialog_add_action_widget (GTK_DIALOG (dialog), button, response_id);
8327 }
8328
8329 /* Presents an overwrite confirmation dialog; returns whether we should accept
8330  * the filename.
8331  */
8332 static gboolean
8333 confirm_dialog_should_accept_filename (GtkFileChooserDefault *impl,
8334                                        const gchar           *file_part,
8335                                        const gchar           *folder_display_name)
8336 {
8337   GtkWindow *toplevel;
8338   GtkWidget *dialog;
8339   int response;
8340
8341   toplevel = get_toplevel (GTK_WIDGET (impl));
8342
8343   dialog = gtk_message_dialog_new (toplevel,
8344                                    GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
8345                                    GTK_MESSAGE_QUESTION,
8346                                    GTK_BUTTONS_NONE,
8347                                    _("A file named \"%s\" already exists.  Do you want to replace it?"),
8348                                    file_part);
8349   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
8350                                             _("The file already exists in \"%s\".  Replacing it will "
8351                                               "overwrite its contents."),
8352                                             folder_display_name);
8353
8354   gtk_dialog_add_button (GTK_DIALOG (dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
8355   add_custom_button_to_dialog (GTK_DIALOG (dialog), _("_Replace"),
8356                                GTK_STOCK_SAVE_AS, GTK_RESPONSE_ACCEPT);
8357   gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
8358                                            GTK_RESPONSE_ACCEPT,
8359                                            GTK_RESPONSE_CANCEL,
8360                                            -1);
8361   gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_ACCEPT);
8362
8363   if (gtk_window_has_group (toplevel))
8364     gtk_window_group_add_window (gtk_window_get_group (toplevel),
8365                                  GTK_WINDOW (dialog));
8366
8367   response = gtk_dialog_run (GTK_DIALOG (dialog));
8368
8369   gtk_widget_destroy (dialog);
8370
8371   return (response == GTK_RESPONSE_ACCEPT);
8372 }
8373
8374 struct GetDisplayNameData
8375 {
8376   GtkFileChooserDefault *impl;
8377   gchar *file_part;
8378 };
8379
8380 /* Every time we request a response explicitly, we need to save the selection to the recently-used list,
8381  * as requesting a response means, "the dialog is confirmed".
8382  */
8383 static void
8384 request_response_and_add_to_recent_list (GtkFileChooserDefault *impl)
8385 {
8386   g_signal_emit_by_name (impl, "response-requested");
8387   add_selection_to_recent_list (impl);
8388 }
8389
8390 static void
8391 confirmation_confirm_get_info_cb (GCancellable *cancellable,
8392                                   GFileInfo    *info,
8393                                   const GError *error,
8394                                   gpointer      user_data)
8395 {
8396   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8397   gboolean should_respond = FALSE;
8398   struct GetDisplayNameData *data = user_data;
8399
8400   if (cancellable != data->impl->should_respond_get_info_cancellable)
8401     goto out;
8402
8403   data->impl->should_respond_get_info_cancellable = NULL;
8404
8405   if (cancelled)
8406     goto out;
8407
8408   if (error)
8409     /* Huh?  Did the folder disappear?  Let the caller deal with it */
8410     should_respond = TRUE;
8411   else
8412     should_respond = confirm_dialog_should_accept_filename (data->impl, data->file_part, g_file_info_get_display_name (info));
8413
8414   set_busy_cursor (data->impl, FALSE);
8415   if (should_respond)
8416     request_response_and_add_to_recent_list (data->impl);
8417
8418 out:
8419   g_object_unref (data->impl);
8420   g_free (data->file_part);
8421   g_free (data);
8422
8423   g_object_unref (cancellable);
8424 }
8425
8426 /* Does overwrite confirmation if appropriate, and returns whether the dialog
8427  * should respond.  Can get the file part from the file list or the save entry.
8428  */
8429 static gboolean
8430 should_respond_after_confirm_overwrite (GtkFileChooserDefault *impl,
8431                                         const gchar           *file_part,
8432                                         GFile                 *parent_file)
8433 {
8434   GtkFileChooserConfirmation conf;
8435
8436   if (!impl->do_overwrite_confirmation)
8437     return TRUE;
8438
8439   conf = GTK_FILE_CHOOSER_CONFIRMATION_CONFIRM;
8440
8441   g_signal_emit_by_name (impl, "confirm-overwrite", &conf);
8442
8443   switch (conf)
8444     {
8445     case GTK_FILE_CHOOSER_CONFIRMATION_CONFIRM:
8446       {
8447         struct GetDisplayNameData *data;
8448
8449         g_assert (file_part != NULL);
8450
8451         data = g_new0 (struct GetDisplayNameData, 1);
8452         data->impl = g_object_ref (impl);
8453         data->file_part = g_strdup (file_part);
8454
8455         if (impl->should_respond_get_info_cancellable)
8456           g_cancellable_cancel (impl->should_respond_get_info_cancellable);
8457
8458         impl->should_respond_get_info_cancellable =
8459           _gtk_file_system_get_info (impl->file_system, parent_file,
8460                                      "standard::display-name",
8461                                      confirmation_confirm_get_info_cb,
8462                                      data);
8463         set_busy_cursor (data->impl, TRUE);
8464         return FALSE;
8465       }
8466
8467     case GTK_FILE_CHOOSER_CONFIRMATION_ACCEPT_FILENAME:
8468       return TRUE;
8469
8470     case GTK_FILE_CHOOSER_CONFIRMATION_SELECT_AGAIN:
8471       return FALSE;
8472
8473     default:
8474       g_assert_not_reached ();
8475       return FALSE;
8476     }
8477 }
8478
8479 struct FileExistsData
8480 {
8481   GtkFileChooserDefault *impl;
8482   gboolean file_exists_and_is_not_folder;
8483   GFile *parent_file;
8484   GFile *file;
8485 };
8486
8487 static void
8488 name_entry_get_parent_info_cb (GCancellable *cancellable,
8489                                GFileInfo    *info,
8490                                const GError *error,
8491                                gpointer      user_data)
8492 {
8493   gboolean parent_is_folder;
8494   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8495   struct FileExistsData *data = user_data;
8496
8497   if (cancellable != data->impl->should_respond_get_info_cancellable)
8498     goto out;
8499
8500   data->impl->should_respond_get_info_cancellable = NULL;
8501
8502   set_busy_cursor (data->impl, FALSE);
8503
8504   if (cancelled)
8505     goto out;
8506
8507   if (!info)
8508     parent_is_folder = FALSE;
8509   else
8510     parent_is_folder = _gtk_file_info_consider_as_directory (info);
8511
8512   if (parent_is_folder)
8513     {
8514       if (data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
8515         {
8516           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) */
8517         }
8518       else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8519         {
8520           if (data->file_exists_and_is_not_folder)
8521             {
8522               gboolean retval;
8523               char *file_part;
8524
8525               /* Dup the string because the string may be modified
8526                * depending on what clients do in the confirm-overwrite
8527                * signal and this corrupts the pointer
8528                */
8529               file_part = g_strdup (_gtk_file_chooser_entry_get_file_part (GTK_FILE_CHOOSER_ENTRY (data->impl->location_entry)));
8530               retval = should_respond_after_confirm_overwrite (data->impl, file_part, data->parent_file);
8531               g_free (file_part);
8532
8533               if (retval)
8534                 request_response_and_add_to_recent_list (data->impl);
8535             }
8536           else
8537             request_response_and_add_to_recent_list (data->impl);
8538         }
8539       else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER
8540                || data->impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8541         {
8542           GError *mkdir_error = NULL;
8543
8544           /* In both cases (SELECT_FOLDER and CREATE_FOLDER), if you type
8545            * "/blah/nonexistent" you *will* want a folder created.
8546            */
8547
8548           set_busy_cursor (data->impl, TRUE);
8549           g_file_make_directory (data->file, NULL, &mkdir_error);
8550           set_busy_cursor (data->impl, FALSE);
8551
8552           if (!mkdir_error)
8553             request_response_and_add_to_recent_list (data->impl);
8554           else
8555             error_creating_folder_dialog (data->impl, data->file, mkdir_error);
8556         }
8557       else
8558         g_assert_not_reached ();
8559     }
8560   else
8561     {
8562       if (info)
8563         {
8564           /* The parent exists, but it's not a folder!  Someone probably typed existing_file.txt/subfile.txt */
8565           error_with_file_under_nonfolder (data->impl, data->parent_file);
8566         }
8567       else
8568         {
8569           GError *error_copy;
8570
8571           /* The parent folder is not readable for some reason */
8572
8573           error_copy = g_error_copy (error);
8574           error_changing_folder_dialog (data->impl, data->parent_file, error_copy);
8575         }
8576     }
8577
8578 out:
8579   g_object_unref (data->impl);
8580   g_object_unref (data->file);
8581   g_object_unref (data->parent_file);
8582   g_free (data);
8583
8584   g_object_unref (cancellable);
8585 }
8586
8587 static void
8588 file_exists_get_info_cb (GCancellable *cancellable,
8589                          GFileInfo    *info,
8590                          const GError *error,
8591                          gpointer      user_data)
8592 {
8593   gboolean data_ownership_taken = FALSE;
8594   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8595   gboolean file_exists;
8596   gboolean is_folder;
8597   gboolean needs_parent_check = FALSE;
8598   struct FileExistsData *data = user_data;
8599
8600   if (cancellable != data->impl->file_exists_get_info_cancellable)
8601     goto out;
8602
8603   data->impl->file_exists_get_info_cancellable = NULL;
8604
8605   set_busy_cursor (data->impl, FALSE);
8606
8607   if (cancelled)
8608     goto out;
8609
8610   file_exists = (info != NULL);
8611   is_folder = (file_exists && _gtk_file_info_consider_as_directory (info));
8612
8613   if (data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
8614     {
8615       if (is_folder)
8616         change_folder_and_display_error (data->impl, data->file, TRUE);
8617       else
8618         {
8619           if (file_exists)
8620             request_response_and_add_to_recent_list (data->impl); /* user typed an existing filename; we are done */
8621           else
8622             needs_parent_check = TRUE; /* file doesn't exist; see if its parent exists */
8623         }
8624     }
8625   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8626     {
8627       if (file_exists && !is_folder)
8628         {
8629           /* Oops, the user typed the name of an existing path which is not
8630            * a folder
8631            */
8632           error_creating_folder_over_existing_file_dialog (data->impl, data->file,
8633                                                            g_error_copy (error));
8634         }
8635       else
8636         {
8637           needs_parent_check = TRUE;
8638         }
8639     }
8640   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8641     {
8642       if (!file_exists)
8643         {
8644           needs_parent_check = TRUE;
8645         }
8646       else
8647         {
8648           if (is_folder)
8649             {
8650               /* User typed a folder; we are done */
8651               request_response_and_add_to_recent_list (data->impl);
8652             }
8653           else
8654             error_selecting_folder_over_existing_file_dialog (data->impl, data->file);
8655         }
8656     }
8657   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8658     {
8659       if (is_folder)
8660         change_folder_and_display_error (data->impl, data->file, TRUE);
8661       else
8662         needs_parent_check = TRUE;
8663     }
8664   else
8665     {
8666       g_assert_not_reached();
8667     }
8668
8669   if (needs_parent_check) {
8670     /* check that everything up to the last path component exists (i.e. the parent) */
8671
8672     data->file_exists_and_is_not_folder = file_exists && !is_folder;
8673     data_ownership_taken = TRUE;
8674
8675     if (data->impl->should_respond_get_info_cancellable)
8676       g_cancellable_cancel (data->impl->should_respond_get_info_cancellable);
8677
8678       data->impl->should_respond_get_info_cancellable =
8679         _gtk_file_system_get_info (data->impl->file_system,
8680                                    data->parent_file,
8681                                    "standard::type",
8682                                    name_entry_get_parent_info_cb,
8683                                    data);
8684       set_busy_cursor (data->impl, TRUE);
8685     }
8686
8687 out:
8688   if (!data_ownership_taken)
8689     {
8690       g_object_unref (data->impl);
8691       g_object_unref (data->file);
8692       g_object_unref (data->parent_file);
8693       g_free (data);
8694     }
8695
8696   g_object_unref (cancellable);
8697 }
8698
8699 static void
8700 paste_text_received (GtkClipboard          *clipboard,
8701                      const gchar           *text,
8702                      GtkFileChooserDefault *impl)
8703 {
8704   GFile *file;
8705
8706   if (!text)
8707     return;
8708
8709   file = g_file_new_for_uri (text);
8710
8711   if (!gtk_file_chooser_default_select_file (GTK_FILE_CHOOSER (impl), file, NULL))
8712     location_popup_handler (impl, text);
8713
8714   g_object_unref (file);
8715 }
8716
8717 /* Handler for the "location-popup-on-paste" keybinding signal */
8718 static void
8719 location_popup_on_paste_handler (GtkFileChooserDefault *impl)
8720 {
8721   GtkClipboard *clipboard = gtk_widget_get_clipboard (GTK_WIDGET (impl),
8722                                                       GDK_SELECTION_CLIPBOARD);
8723   gtk_clipboard_request_text (clipboard,
8724                               (GtkClipboardTextReceivedFunc) paste_text_received,
8725                               impl);
8726 }
8727
8728 /* Implementation for GtkFileChooserEmbed::should_respond() */
8729 static void
8730 add_selection_to_recent_list (GtkFileChooserDefault *impl)
8731 {
8732   GSList *files;
8733   GSList *l;
8734
8735   files = gtk_file_chooser_default_get_files (GTK_FILE_CHOOSER (impl));
8736
8737   for (l = files; l; l = l->next)
8738     {
8739       GFile *file = l->data;
8740       char *uri;
8741
8742       uri = g_file_get_uri (file);
8743       if (uri)
8744         {
8745           gtk_recent_manager_add_item (impl->recent_manager, uri);
8746           g_free (uri);
8747         }
8748     }
8749
8750   g_slist_foreach (files, (GFunc) g_object_unref, NULL);
8751   g_slist_free (files);
8752 }
8753
8754 static gboolean
8755 gtk_file_chooser_default_should_respond (GtkFileChooserEmbed *chooser_embed)
8756 {
8757   GtkFileChooserDefault *impl;
8758   GtkWidget *toplevel;
8759   GtkWidget *current_focus;
8760   gboolean retval;
8761
8762   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
8763
8764   toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
8765   g_assert (GTK_IS_WINDOW (toplevel));
8766
8767   retval = FALSE;
8768
8769   current_focus = gtk_window_get_focus (GTK_WINDOW (toplevel));
8770
8771   if (current_focus == impl->browse_files_tree_view)
8772     {
8773       /* The following array encodes what we do based on the impl->action and the
8774        * number of files selected.
8775        */
8776       typedef enum {
8777         NOOP,                   /* Do nothing (don't respond) */
8778         RESPOND,                /* Respond immediately */
8779         RESPOND_OR_SWITCH,      /* Respond immediately if the selected item is a file; switch to it if it is a folder */
8780         ALL_FILES,              /* Respond only if everything selected is a file */
8781         ALL_FOLDERS,            /* Respond only if everything selected is a folder */
8782         SAVE_ENTRY,             /* Go to the code for handling the save entry */
8783         NOT_REACHED             /* Sanity check */
8784       } ActionToTake;
8785       static const ActionToTake what_to_do[4][3] = {
8786         /*                                0 selected            1 selected              many selected */
8787         /* ACTION_OPEN */               { NOOP,                 RESPOND_OR_SWITCH,      ALL_FILES   },
8788         /* ACTION_SAVE */               { SAVE_ENTRY,           RESPOND_OR_SWITCH,      NOT_REACHED },
8789         /* ACTION_SELECT_FOLDER */      { RESPOND,              ALL_FOLDERS,            ALL_FOLDERS },
8790         /* ACTION_CREATE_FOLDER */      { SAVE_ENTRY,           ALL_FOLDERS,            NOT_REACHED }
8791       };
8792
8793       int num_selected;
8794       gboolean all_files, all_folders;
8795       int k;
8796       ActionToTake action;
8797
8798     file_list:
8799
8800       g_assert (impl->action >= GTK_FILE_CHOOSER_ACTION_OPEN && impl->action <= GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER);
8801
8802       if (impl->operation_mode == OPERATION_MODE_SEARCH)
8803         {
8804           retval = search_should_respond (impl);
8805           goto out;
8806         }
8807
8808       if (impl->operation_mode == OPERATION_MODE_RECENT)
8809         {
8810           if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8811             goto save_entry;
8812           else
8813             {
8814               retval = recent_should_respond (impl);
8815               goto out;
8816             }
8817         }
8818
8819       selection_check (impl, &num_selected, &all_files, &all_folders);
8820
8821       if (num_selected > 2)
8822         k = 2;
8823       else
8824         k = num_selected;
8825
8826       action = what_to_do [impl->action] [k];
8827
8828       switch (action)
8829         {
8830         case NOOP:
8831           return FALSE;
8832
8833         case RESPOND:
8834           retval = TRUE;
8835           goto out;
8836
8837         case RESPOND_OR_SWITCH:
8838           g_assert (num_selected == 1);
8839
8840           if (all_folders)
8841             {
8842               switch_to_selected_folder (impl);
8843               return FALSE;
8844             }
8845           else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8846             {
8847               retval = should_respond_after_confirm_overwrite (impl,
8848                                                                get_display_name_from_file_list (impl),
8849                                                                impl->current_folder);
8850               goto out;
8851             }
8852           else
8853             {
8854               retval = TRUE;
8855               goto out;
8856             }
8857
8858         case ALL_FILES:
8859           retval = all_files;
8860           goto out;
8861
8862         case ALL_FOLDERS:
8863           retval = all_folders;
8864           goto out;
8865
8866         case SAVE_ENTRY:
8867           goto save_entry;
8868
8869         default:
8870           g_assert_not_reached ();
8871         }
8872     }
8873   else if ((impl->location_entry != NULL) && (current_focus == impl->location_entry))
8874     {
8875       GFile *file;
8876       gboolean is_well_formed, is_empty, is_file_part_empty;
8877       gboolean is_folder;
8878       GtkFileChooserEntry *entry;
8879       GError *error;
8880
8881     save_entry:
8882
8883       g_assert (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8884                 || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
8885                 || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
8886                      || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8887                     && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY));
8888
8889       entry = GTK_FILE_CHOOSER_ENTRY (impl->location_entry);
8890       check_save_entry (impl, &file, &is_well_formed, &is_empty, &is_file_part_empty, &is_folder);
8891
8892       if (!is_well_formed)
8893         {
8894           if (!is_empty
8895               && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8896               && impl->operation_mode == OPERATION_MODE_RECENT)
8897             {
8898               path_bar_set_mode (impl, PATH_BAR_ERROR_NO_FOLDER);
8899 #if 0
8900               /* We'll #ifdef this out, as the fucking treeview selects its first row,
8901                * thus changing our assumption that no selection is present - setting
8902                * a selection causes the error message from path_bar_set_mode() to go away,
8903                * but we want the user to see that message!
8904                */
8905               gtk_widget_grab_focus (impl->browse_files_tree_view);
8906 #endif
8907             }
8908           /* FIXME: else show an "invalid filename" error as the pathbar mode? */
8909
8910           return FALSE;
8911         }
8912
8913       if (is_empty)
8914         {
8915           if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8916               || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8917             {
8918               path_bar_set_mode (impl, PATH_BAR_ERROR_NO_FILENAME);
8919               gtk_widget_grab_focus (impl->location_entry);
8920               return FALSE;
8921             }
8922
8923           goto file_list;
8924         }
8925
8926       g_assert (file != NULL);
8927
8928       error = NULL;
8929       if (is_folder)
8930         {
8931           if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
8932               impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8933             {
8934               change_folder_and_display_error (impl, file, TRUE);
8935             }
8936           else if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
8937                    impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8938             {
8939               /* The folder already exists, so we do not need to create it.
8940                * Just respond to terminate the dialog.
8941                */
8942               retval = TRUE;
8943             }
8944           else
8945             {
8946               g_assert_not_reached ();
8947             }
8948         }
8949       else
8950         {
8951           struct FileExistsData *data;
8952
8953           /* We need to check whether file exists and whether it is a folder -
8954            * the GtkFileChooserEntry *does* report is_folder==FALSE as a false
8955            * negative (it doesn't know yet if your last path component is a
8956            * folder).
8957            */
8958
8959           data = g_new0 (struct FileExistsData, 1);
8960           data->impl = g_object_ref (impl);
8961           data->file = g_object_ref (file);
8962           data->parent_file = g_object_ref (_gtk_file_chooser_entry_get_current_folder (entry));
8963
8964           if (impl->file_exists_get_info_cancellable)
8965             g_cancellable_cancel (impl->file_exists_get_info_cancellable);
8966
8967           impl->file_exists_get_info_cancellable =
8968             _gtk_file_system_get_info (impl->file_system, file,
8969                                        "standard::type",
8970                                        file_exists_get_info_cb,
8971                                        data);
8972
8973           set_busy_cursor (impl, TRUE);
8974
8975           if (error != NULL)
8976             g_error_free (error);
8977         }
8978
8979       g_object_unref (file);
8980     }
8981   else if (impl->toplevel_last_focus_widget == impl->browse_files_tree_view)
8982     {
8983       /* The focus is on a dialog's action area button, *and* the widget that
8984        * was focused immediately before it is the file list.
8985        */
8986       goto file_list;
8987     }
8988   else if (impl->operation_mode == OPERATION_MODE_SEARCH && impl->toplevel_last_focus_widget == impl->search_entry)
8989     {
8990       search_entry_activate_cb (GTK_ENTRY (impl->search_entry), impl);
8991       return FALSE;
8992     }
8993   else if (impl->location_entry && impl->toplevel_last_focus_widget == impl->location_entry)
8994     {
8995       /* The focus is on a dialog's action area button, *and* the widget that
8996        * was focused immediately before it is the location entry.
8997        */
8998       goto save_entry;
8999     }
9000   else
9001     /* The focus is on a dialog's action area button or something else */
9002     if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
9003         || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
9004       goto save_entry;
9005     else
9006       goto file_list;
9007
9008  out:
9009
9010   if (retval)
9011     add_selection_to_recent_list (impl);
9012
9013   return retval;
9014 }
9015
9016 /* Implementation for GtkFileChooserEmbed::initial_focus() */
9017 static void
9018 gtk_file_chooser_default_initial_focus (GtkFileChooserEmbed *chooser_embed)
9019 {
9020   GtkFileChooserDefault *impl;
9021   GtkWidget *widget;
9022
9023   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
9024
9025   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
9026       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
9027     {
9028       if (impl->location_mode == LOCATION_MODE_PATH_BAR
9029           || impl->operation_mode == OPERATION_MODE_RECENT)
9030         widget = impl->browse_files_tree_view;
9031       else
9032         widget = impl->location_entry;
9033     }
9034   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
9035            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
9036     widget = impl->location_entry;
9037   else
9038     {
9039       g_assert_not_reached ();
9040       widget = NULL;
9041     }
9042
9043   g_assert (widget != NULL);
9044   gtk_widget_grab_focus (widget);
9045 }
9046
9047 /* Callback used from gtk_tree_selection_selected_foreach(); gets the selected GFiles */
9048 static void
9049 search_selected_foreach_get_file_cb (GtkTreeModel *model,
9050                                      GtkTreePath  *path,
9051                                      GtkTreeIter  *iter,
9052                                      gpointer      data)
9053 {
9054   GSList **list;
9055   GFile *file;
9056
9057   list = data;
9058
9059   gtk_tree_model_get (model, iter, MODEL_COL_FILE, &file, -1);
9060   *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 */
9061 }
9062
9063 /* Constructs a list of the selected paths in search mode */
9064 static GSList *
9065 search_get_selected_files (GtkFileChooserDefault *impl)
9066 {
9067   GSList *result;
9068   GtkTreeSelection *selection;
9069
9070   result = NULL;
9071
9072   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9073   gtk_tree_selection_selected_foreach (selection, search_selected_foreach_get_file_cb, &result);
9074   result = g_slist_reverse (result);
9075
9076   return result;
9077 }
9078
9079 /* Called from ::should_respond().  We return whether there are selected files
9080  * in the search list.
9081  */
9082 static gboolean
9083 search_should_respond (GtkFileChooserDefault *impl)
9084 {
9085   GtkTreeSelection *selection;
9086
9087   g_assert (impl->operation_mode == OPERATION_MODE_SEARCH);
9088
9089   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9090   return (gtk_tree_selection_count_selected_rows (selection) != 0);
9091 }
9092
9093 /* Adds one hit from the search engine to the search_model */
9094 static void
9095 search_add_hit (GtkFileChooserDefault *impl,
9096                 gchar                 *uri)
9097 {
9098   GFile *file;
9099
9100   file = g_file_new_for_uri (uri);
9101   if (!file)
9102     return;
9103
9104   if (!g_file_is_native (file))
9105     {
9106       g_object_unref (file);
9107       return;
9108     }
9109
9110   _gtk_file_system_model_add_and_query_file (impl->search_model,
9111                                              file,
9112                                              MODEL_ATTRIBUTES);
9113
9114   g_object_unref (file);
9115 }
9116
9117 /* Callback used from GtkSearchEngine when we get new hits */
9118 static void
9119 search_engine_hits_added_cb (GtkSearchEngine *engine,
9120                              GList           *hits,
9121                              gpointer         data)
9122 {
9123   GtkFileChooserDefault *impl;
9124   GList *l;
9125
9126   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9127
9128   for (l = hits; l; l = l->next)
9129     search_add_hit (impl, (gchar*)l->data);
9130 }
9131
9132 /* Callback used from GtkSearchEngine when the query is done running */
9133 static void
9134 search_engine_finished_cb (GtkSearchEngine *engine,
9135                            gpointer         data)
9136 {
9137   GtkFileChooserDefault *impl;
9138
9139   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9140
9141 #if 0
9142   /* EB: setting the model here will avoid loads of row events,
9143    * but it'll make the search look like blocked.
9144    */
9145   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9146                            GTK_TREE_MODEL (impl->search_model));
9147   file_list_set_sort_column_ids (impl);
9148 #endif
9149
9150   /* FMQ: if search was empty, say that we got no hits */
9151   set_busy_cursor (impl, FALSE);
9152 }
9153
9154 /* Displays a generic error when we cannot create a GtkSearchEngine.
9155  * It would be better if _gtk_search_engine_new() gave us a GError
9156  * with a better message, but it doesn't do that right now.
9157  */
9158 static void
9159 search_error_could_not_create_client (GtkFileChooserDefault *impl)
9160 {
9161   error_message (impl,
9162                  _("Could not start the search process"),
9163                  _("The program was not able to create a connection to the indexer "
9164                    "daemon.  Please make sure it is running."));
9165 }
9166
9167 static void
9168 search_engine_error_cb (GtkSearchEngine *engine,
9169                         const gchar     *message,
9170                         gpointer         data)
9171 {
9172   GtkFileChooserDefault *impl;
9173
9174   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9175
9176   search_stop_searching (impl, TRUE);
9177   error_message (impl, _("Could not send the search request"), message);
9178
9179   set_busy_cursor (impl, FALSE);
9180 }
9181
9182 /* Frees the data in the search_model */
9183 static void
9184 search_clear_model (GtkFileChooserDefault *impl,
9185                     gboolean               remove_from_treeview)
9186 {
9187   if (!impl->search_model)
9188     return;
9189
9190   g_object_unref (impl->search_model);
9191   impl->search_model = NULL;
9192
9193   if (remove_from_treeview)
9194     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
9195 }
9196
9197 /* Stops any ongoing searches; does not touch the search_model */
9198 static void
9199 search_stop_searching (GtkFileChooserDefault *impl,
9200                        gboolean               remove_query)
9201 {
9202   if (remove_query && impl->search_query)
9203     {
9204       g_object_unref (impl->search_query);
9205       impl->search_query = NULL;
9206     }
9207
9208   if (impl->search_engine)
9209     {
9210       _gtk_search_engine_stop (impl->search_engine);
9211
9212       g_object_unref (impl->search_engine);
9213       impl->search_engine = NULL;
9214     }
9215 }
9216
9217 /* Creates the search_model and puts it in the tree view */
9218 static void
9219 search_setup_model (GtkFileChooserDefault *impl)
9220 {
9221   g_assert (impl->search_model == NULL);
9222
9223   impl->search_model = _gtk_file_system_model_new (file_system_model_set,
9224                                                    impl,
9225                                                    MODEL_COLUMN_TYPES);
9226
9227   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9228                                    MODEL_COL_NAME,
9229                                    name_sort_func,
9230                                    impl, NULL);
9231   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9232                                    MODEL_COL_MTIME,
9233                                    mtime_sort_func,
9234                                    impl, NULL);
9235   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9236                                    MODEL_COL_SIZE,
9237                                    size_sort_func,
9238                                    impl, NULL);
9239   set_sort_column (impl);
9240
9241   /* EB: setting the model here will make the hits list update feel
9242    * more "alive" than setting the model at the end of the search
9243    * run
9244    */
9245   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9246                            GTK_TREE_MODEL (impl->search_model));
9247   file_list_set_sort_column_ids (impl);
9248 }
9249
9250 /* Creates a new query with the specified text and launches it */
9251 static void
9252 search_start_query (GtkFileChooserDefault *impl,
9253                     const gchar           *query_text)
9254 {
9255   search_stop_searching (impl, FALSE);
9256   search_clear_model (impl, TRUE);
9257   search_setup_model (impl);
9258   set_busy_cursor (impl, TRUE);
9259
9260   if (impl->search_engine == NULL)
9261     impl->search_engine = _gtk_search_engine_new ();
9262
9263   if (!impl->search_engine)
9264     {
9265       set_busy_cursor (impl, FALSE);
9266       search_error_could_not_create_client (impl); /* lame; we don't get an error code or anything */
9267       return;
9268     }
9269
9270   if (!impl->search_query)
9271     {
9272       impl->search_query = _gtk_query_new ();
9273       _gtk_query_set_text (impl->search_query, query_text);
9274     }
9275
9276   _gtk_search_engine_set_query (impl->search_engine, impl->search_query);
9277
9278   g_signal_connect (impl->search_engine, "hits-added",
9279                     G_CALLBACK (search_engine_hits_added_cb), impl);
9280   g_signal_connect (impl->search_engine, "finished",
9281                     G_CALLBACK (search_engine_finished_cb), impl);
9282   g_signal_connect (impl->search_engine, "error",
9283                     G_CALLBACK (search_engine_error_cb), impl);
9284
9285   _gtk_search_engine_start (impl->search_engine);
9286 }
9287
9288 /* Callback used when the user presses Enter while typing on the search
9289  * entry; starts the query
9290  */
9291 static void
9292 search_entry_activate_cb (GtkEntry *entry,
9293                           gpointer data)
9294 {
9295   GtkFileChooserDefault *impl;
9296   const char *text;
9297
9298   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9299
9300   text = gtk_entry_get_text (GTK_ENTRY (impl->search_entry));
9301   if (strlen (text) == 0)
9302     return;
9303
9304   /* reset any existing query object */
9305   if (impl->search_query)
9306     {
9307       g_object_unref (impl->search_query);
9308       impl->search_query = NULL;
9309     }
9310
9311   search_start_query (impl, text);
9312 }
9313
9314 static gboolean
9315 focus_entry_idle_cb (GtkFileChooserDefault *impl)
9316 {
9317   GDK_THREADS_ENTER ();
9318
9319   g_source_destroy (impl->focus_entry_idle);
9320   impl->focus_entry_idle = NULL;
9321
9322   if (impl->search_entry)
9323     gtk_widget_grab_focus (impl->search_entry);
9324
9325   GDK_THREADS_LEAVE ();
9326
9327   return FALSE;
9328 }
9329
9330 static void
9331 focus_search_entry_in_idle (GtkFileChooserDefault *impl)
9332 {
9333   /* bgo#634558 - When the user clicks on the Search entry in the shortcuts
9334    * pane, we get a selection-changed signal and we set up the search widgets.
9335    * However, gtk_tree_view_button_press() focuses the treeview *after* making
9336    * the change to the selection.  So, we need to re-focus the search entry
9337    * after the treeview has finished doing its work; we'll do that in an idle
9338    * handler.
9339    */
9340
9341   if (!impl->focus_entry_idle)
9342     impl->focus_entry_idle = add_idle_while_impl_is_alive (impl, G_CALLBACK (focus_entry_idle_cb));
9343 }
9344
9345 /* Hides the path bar and creates the search entry */
9346 static void
9347 search_setup_widgets (GtkFileChooserDefault *impl)
9348 {
9349   impl->search_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
9350
9351   path_bar_update (impl);
9352
9353   impl->search_entry = gtk_entry_new ();
9354   g_signal_connect (impl->search_entry, "activate",
9355                     G_CALLBACK (search_entry_activate_cb),
9356                     impl);
9357   gtk_box_pack_start (GTK_BOX (impl->search_hbox), impl->search_entry, TRUE, TRUE, 0);
9358
9359   /* if there already is a query, restart it */
9360   if (impl->search_query)
9361     {
9362       gchar *query = _gtk_query_get_text (impl->search_query);
9363
9364       if (query)
9365         {
9366           gtk_entry_set_text (GTK_ENTRY (impl->search_entry), query);
9367           search_start_query (impl, query);
9368
9369           g_free (query);
9370         }
9371       else
9372         {
9373           g_object_unref (impl->search_query);
9374           impl->search_query = NULL;
9375         }
9376     }
9377
9378   /* Box for search widgets */
9379   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->search_hbox, TRUE, TRUE, 0);
9380   gtk_widget_show_all (impl->search_hbox);
9381   gtk_size_group_add_widget (GTK_SIZE_GROUP (impl->browse_path_bar_size_group), impl->search_hbox);
9382
9383   /* Hide the location widgets temporarily */
9384
9385   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
9386       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
9387     {
9388       gtk_widget_hide (impl->location_button);
9389       gtk_widget_hide (impl->location_entry_box);
9390     }
9391
9392   focus_search_entry_in_idle (impl);
9393
9394   /* FMQ: hide the filter combo? */
9395 }
9396
9397 /*
9398  * Recent files support
9399  */
9400
9401 /* Frees the data in the recent_model */
9402 static void
9403 recent_clear_model (GtkFileChooserDefault *impl,
9404                     gboolean               remove_from_treeview)
9405 {
9406   if (!impl->recent_model)
9407     return;
9408
9409   if (remove_from_treeview)
9410     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
9411
9412   g_object_unref (impl->recent_model);
9413   impl->recent_model = NULL;
9414 }
9415
9416 /* Stops any ongoing loading of the recent files list; does
9417  * not touch the recent_model
9418  */
9419 static void
9420 recent_stop_loading (GtkFileChooserDefault *impl)
9421 {
9422   if (impl->load_recent_id)
9423     {
9424       g_source_remove (impl->load_recent_id);
9425       impl->load_recent_id = 0;
9426     }
9427 }
9428
9429 static void
9430 recent_setup_model (GtkFileChooserDefault *impl)
9431 {
9432   g_assert (impl->recent_model == NULL);
9433
9434   impl->recent_model = _gtk_file_system_model_new (file_system_model_set,
9435                                                    impl,
9436                                                    MODEL_COLUMN_TYPES);
9437
9438   _gtk_file_system_model_set_filter (impl->recent_model,
9439                                      impl->current_filter);
9440   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9441                                    MODEL_COL_NAME,
9442                                    name_sort_func,
9443                                    impl, NULL);
9444   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9445                                    MODEL_COL_SIZE,
9446                                    size_sort_func,
9447                                    impl, NULL);
9448   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9449                                    MODEL_COL_MTIME,
9450                                    mtime_sort_func,
9451                                    impl, NULL);
9452   set_sort_column (impl);
9453 }
9454
9455 typedef struct
9456 {
9457   GtkFileChooserDefault *impl;
9458   GList *items;
9459 } RecentLoadData;
9460
9461 static void
9462 recent_idle_cleanup (gpointer data)
9463 {
9464   RecentLoadData *load_data = data;
9465   GtkFileChooserDefault *impl = load_data->impl;
9466
9467   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9468                            GTK_TREE_MODEL (impl->recent_model));
9469   file_list_set_sort_column_ids (impl);
9470   gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (impl->recent_model), MODEL_COL_MTIME, GTK_SORT_DESCENDING);
9471
9472   set_busy_cursor (impl, FALSE);
9473
9474   impl->load_recent_id = 0;
9475
9476   g_free (load_data);
9477 }
9478
9479 static gint
9480 get_recent_files_limit (GtkWidget *widget)
9481 {
9482   GtkSettings *settings;
9483   gint limit;
9484
9485   if (gtk_widget_has_screen (widget))
9486     settings = gtk_settings_get_for_screen (gtk_widget_get_screen (widget));
9487   else
9488     settings = gtk_settings_get_default ();
9489
9490   g_object_get (G_OBJECT (settings), "gtk-recent-files-limit", &limit, NULL);
9491
9492   return limit;
9493 }
9494
9495 /* Populates the file system model with the GtkRecentInfo* items in the provided list; frees the items */
9496 static void
9497 populate_model_with_recent_items (GtkFileChooserDefault *impl, GList *items)
9498 {
9499   gint limit;
9500   GList *l;
9501   int n;
9502
9503   limit = get_recent_files_limit (GTK_WIDGET (impl));
9504
9505   n = 0;
9506
9507   for (l = items; l; l = l->next)
9508     {
9509       GtkRecentInfo *info = l->data;
9510       GFile *file;
9511
9512       file = g_file_new_for_uri (gtk_recent_info_get_uri (info));
9513       _gtk_file_system_model_add_and_query_file (impl->recent_model,
9514                                                  file,
9515                                                  MODEL_ATTRIBUTES);
9516       g_object_unref (file);
9517
9518       n++;
9519       if (limit != -1 && n >= limit)
9520         break;
9521     }
9522 }
9523
9524 static void
9525 populate_model_with_folders (GtkFileChooserDefault *impl, GList *items)
9526 {
9527   GList *folders;
9528   GList *l;
9529
9530   folders = _gtk_file_chooser_extract_recent_folders (items);
9531
9532   for (l = folders; l; l = l->next)
9533     {
9534       GFile *folder = l->data;
9535
9536       _gtk_file_system_model_add_and_query_file (impl->recent_model,
9537                                                  folder,
9538                                                  MODEL_ATTRIBUTES);
9539     }
9540
9541   g_list_foreach (folders, (GFunc) g_object_unref, NULL);
9542   g_list_free (folders);
9543 }
9544
9545 static gboolean
9546 recent_idle_load (gpointer data)
9547 {
9548   RecentLoadData *load_data = data;
9549   GtkFileChooserDefault *impl = load_data->impl;
9550
9551   if (!impl->recent_manager)
9552     return FALSE;
9553
9554   load_data->items = gtk_recent_manager_get_items (impl->recent_manager);
9555   if (!load_data->items)
9556     return FALSE;
9557
9558   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
9559     populate_model_with_recent_items (impl, load_data->items);
9560   else
9561     populate_model_with_folders (impl, load_data->items);
9562
9563   g_list_foreach (load_data->items, (GFunc) gtk_recent_info_unref, NULL);
9564   g_list_free (load_data->items);
9565   load_data->items = NULL;
9566
9567   return FALSE;
9568 }
9569
9570 static void
9571 recent_start_loading (GtkFileChooserDefault *impl)
9572 {
9573   RecentLoadData *load_data;
9574
9575   recent_stop_loading (impl);
9576   recent_clear_model (impl, TRUE);
9577   recent_setup_model (impl);
9578   set_busy_cursor (impl, TRUE);
9579
9580   g_assert (impl->load_recent_id == 0);
9581
9582   load_data = g_new (RecentLoadData, 1);
9583   load_data->impl = impl;
9584   load_data->items = NULL;
9585
9586   /* begin lazy loading the recent files into the model */
9587   impl->load_recent_id = gdk_threads_add_idle_full (G_PRIORITY_HIGH_IDLE + 30,
9588                                                     recent_idle_load,
9589                                                     load_data,
9590                                                     recent_idle_cleanup);
9591 }
9592
9593 static void
9594 recent_selected_foreach_get_file_cb (GtkTreeModel *model,
9595                                      GtkTreePath  *path,
9596                                      GtkTreeIter  *iter,
9597                                      gpointer      data)
9598 {
9599   GSList **list;
9600   GFile *file;
9601
9602   list = data;
9603
9604   gtk_tree_model_get (model, iter, MODEL_COL_FILE, &file, -1);
9605   *list = g_slist_prepend (*list, file);
9606 }
9607
9608 /* Constructs a list of the selected paths in recent files mode */
9609 static GSList *
9610 recent_get_selected_files (GtkFileChooserDefault *impl)
9611 {
9612   GSList *result;
9613   GtkTreeSelection *selection;
9614
9615   result = NULL;
9616
9617   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9618   gtk_tree_selection_selected_foreach (selection, recent_selected_foreach_get_file_cb, &result);
9619   result = g_slist_reverse (result);
9620
9621   return result;
9622 }
9623
9624 /* Called from ::should_respond().  We return whether there are selected
9625  * files in the recent files list.
9626  */
9627 static gboolean
9628 recent_should_respond (GtkFileChooserDefault *impl)
9629 {
9630   GtkTreeSelection *selection;
9631
9632   g_assert (impl->operation_mode == OPERATION_MODE_RECENT);
9633
9634   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9635   return (gtk_tree_selection_count_selected_rows (selection) != 0);
9636 }
9637
9638 static void
9639 set_current_filter (GtkFileChooserDefault *impl,
9640                     GtkFileFilter         *filter)
9641 {
9642   if (impl->current_filter != filter)
9643     {
9644       int filter_index;
9645
9646       /* NULL filters are allowed to reset to non-filtered status
9647        */
9648       filter_index = g_slist_index (impl->filters, filter);
9649       if (impl->filters && filter && filter_index < 0)
9650         return;
9651
9652       if (impl->current_filter)
9653         g_object_unref (impl->current_filter);
9654       impl->current_filter = filter;
9655       if (impl->current_filter)
9656         {
9657           g_object_ref_sink (impl->current_filter);
9658         }
9659
9660       if (impl->filters)
9661         gtk_combo_box_set_active (GTK_COMBO_BOX (impl->filter_combo),
9662                                   filter_index);
9663
9664       if (impl->browse_files_model)
9665         install_list_model_filter (impl);
9666
9667       if (impl->search_model)
9668         _gtk_file_system_model_set_filter (impl->search_model, filter);
9669
9670       if (impl->recent_model)
9671         _gtk_file_system_model_set_filter (impl->recent_model, filter);
9672
9673       g_object_notify (G_OBJECT (impl), "filter");
9674     }
9675 }
9676
9677 static void
9678 filter_combo_changed (GtkComboBox           *combo_box,
9679                       GtkFileChooserDefault *impl)
9680 {
9681   gint new_index = gtk_combo_box_get_active (combo_box);
9682   GtkFileFilter *new_filter = g_slist_nth_data (impl->filters, new_index);
9683
9684   set_current_filter (impl, new_filter);
9685 }
9686
9687 static void
9688 check_preview_change (GtkFileChooserDefault *impl)
9689 {
9690   GtkTreePath *cursor_path;
9691   GFile *new_file;
9692   char *new_display_name;
9693   GtkTreeModel *model;
9694
9695   gtk_tree_view_get_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view), &cursor_path, NULL);
9696   model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
9697   if (cursor_path)
9698     {
9699       GtkTreeIter iter;
9700
9701       gtk_tree_model_get_iter (model, &iter, cursor_path);
9702       gtk_tree_model_get (model, &iter,
9703                           MODEL_COL_FILE, &new_file,
9704                           MODEL_COL_NAME, &new_display_name,
9705                           -1);
9706
9707       gtk_tree_path_free (cursor_path);
9708     }
9709   else
9710     {
9711       new_file = NULL;
9712       new_display_name = NULL;
9713     }
9714
9715   if (new_file != impl->preview_file &&
9716       !(new_file && impl->preview_file &&
9717         g_file_equal (new_file, impl->preview_file)))
9718     {
9719       if (impl->preview_file)
9720         {
9721           g_object_unref (impl->preview_file);
9722           g_free (impl->preview_display_name);
9723         }
9724
9725       if (new_file)
9726         {
9727           impl->preview_file = new_file;
9728           impl->preview_display_name = new_display_name;
9729         }
9730       else
9731         {
9732           impl->preview_file = NULL;
9733           impl->preview_display_name = NULL;
9734           g_free (new_display_name);
9735         }
9736
9737       if (impl->use_preview_label && impl->preview_label)
9738         gtk_label_set_text (GTK_LABEL (impl->preview_label), impl->preview_display_name);
9739
9740       g_signal_emit_by_name (impl, "update-preview");
9741     }
9742   else
9743     {
9744       if (new_file)
9745         g_object_unref (new_file);
9746
9747       g_free (new_display_name);
9748     }
9749 }
9750
9751 static void
9752 shortcuts_activate_volume_mount_cb (GCancellable        *cancellable,
9753                                     GtkFileSystemVolume *volume,
9754                                     const GError        *error,
9755                                     gpointer             data)
9756 {
9757   GFile *file;
9758   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
9759   GtkFileChooserDefault *impl = data;
9760
9761   if (cancellable != impl->shortcuts_activate_iter_cancellable)
9762     goto out;
9763
9764   impl->shortcuts_activate_iter_cancellable = NULL;
9765
9766   set_busy_cursor (impl, FALSE);
9767
9768   if (cancelled)
9769     goto out;
9770
9771   if (error)
9772     {
9773       if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_FAILED_HANDLED))
9774         {
9775           char *msg, *name;
9776
9777           name = _gtk_file_system_volume_get_display_name (volume);
9778           msg = g_strdup_printf (_("Could not mount %s"), name);
9779
9780           error_message (impl, msg, error->message);
9781
9782           g_free (msg);
9783           g_free (name);
9784         }
9785
9786       goto out;
9787     }
9788
9789   file = _gtk_file_system_volume_get_root (volume);
9790   if (file != NULL)
9791     {
9792       change_folder_and_display_error (impl, file, FALSE);
9793       g_object_unref (file);
9794     }
9795
9796 out:
9797   g_object_unref (impl);
9798   g_object_unref (cancellable);
9799 }
9800
9801
9802 /* Activates a volume by mounting it if necessary and then switching to its
9803  * base path.
9804  */
9805 static void
9806 shortcuts_activate_volume (GtkFileChooserDefault *impl,
9807                            GtkFileSystemVolume   *volume)
9808 {
9809   GFile *file;
9810
9811   operation_mode_set (impl, OPERATION_MODE_BROWSE);
9812
9813   /* We ref the file chooser since volume_mount() may run a main loop, and the
9814    * user could close the file chooser window in the meantime.
9815    */
9816   g_object_ref (impl);
9817
9818   if (!_gtk_file_system_volume_is_mounted (volume))
9819     {
9820       GMountOperation *mount_op;
9821
9822       set_busy_cursor (impl, TRUE);
9823
9824       mount_op = gtk_mount_operation_new (get_toplevel (GTK_WIDGET (impl)));
9825       impl->shortcuts_activate_iter_cancellable =
9826         _gtk_file_system_mount_volume (impl->file_system, volume, mount_op,
9827                                        shortcuts_activate_volume_mount_cb,
9828                                        g_object_ref (impl));
9829       g_object_unref (mount_op);
9830     }
9831   else
9832     {
9833       file = _gtk_file_system_volume_get_root (volume);
9834       if (file != NULL)
9835         {
9836           change_folder_and_display_error (impl, file, FALSE);
9837           g_object_unref (file);
9838         }
9839     }
9840
9841   g_object_unref (impl);
9842 }
9843
9844 /* Opens the folder or volume at the specified iter in the shortcuts model */
9845 struct ShortcutsActivateData
9846 {
9847   GtkFileChooserDefault *impl;
9848   GFile *file;
9849 };
9850
9851 static void
9852 shortcuts_activate_get_info_cb (GCancellable *cancellable,
9853                                 GFileInfo    *info,
9854                                 const GError *error,
9855                                 gpointer      user_data)
9856 {
9857   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
9858   struct ShortcutsActivateData *data = user_data;
9859
9860   if (cancellable != data->impl->shortcuts_activate_iter_cancellable)
9861     goto out;
9862
9863   data->impl->shortcuts_activate_iter_cancellable = NULL;
9864
9865   if (cancelled)
9866     goto out;
9867
9868   if (!error && _gtk_file_info_consider_as_directory (info))
9869     change_folder_and_display_error (data->impl, data->file, FALSE);
9870   else
9871     gtk_file_chooser_default_select_file (GTK_FILE_CHOOSER (data->impl),
9872                                           data->file,
9873                                           NULL);
9874
9875 out:
9876   g_object_unref (data->impl);
9877   g_object_unref (data->file);
9878   g_free (data);
9879
9880   g_object_unref (cancellable);
9881 }
9882
9883 static void
9884 shortcuts_activate_mount_enclosing_volume (GCancellable        *cancellable,
9885                                            GtkFileSystemVolume *volume,
9886                                            const GError        *error,
9887                                            gpointer             user_data)
9888 {
9889   struct ShortcutsActivateData *data = user_data;
9890
9891   if (error)
9892     {
9893       error_changing_folder_dialog (data->impl, data->file, g_error_copy (error));
9894
9895       g_object_unref (data->impl);
9896       g_object_unref (data->file);
9897       g_free (data);
9898
9899       return;
9900     }
9901
9902   data->impl->shortcuts_activate_iter_cancellable =
9903     _gtk_file_system_get_info (data->impl->file_system, data->file,
9904                                "standard::type",
9905                                shortcuts_activate_get_info_cb, data);
9906
9907   if (volume)
9908     _gtk_file_system_volume_unref (volume);
9909 }
9910
9911 static void
9912 shortcuts_activate_iter (GtkFileChooserDefault *impl,
9913                          GtkTreeIter           *iter)
9914 {
9915   gpointer col_data;
9916   ShortcutType shortcut_type;
9917
9918   /* In the Save modes, we want to preserve what the uesr typed in the filename
9919    * entry, so that he may choose another folder without erasing his typed name.
9920    */
9921   if (impl->location_entry
9922       && !(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
9923            || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER))
9924     _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
9925
9926   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), iter,
9927                       SHORTCUTS_COL_DATA, &col_data,
9928                       SHORTCUTS_COL_TYPE, &shortcut_type,
9929                       -1);
9930
9931   if (impl->shortcuts_activate_iter_cancellable)
9932     {
9933       g_cancellable_cancel (impl->shortcuts_activate_iter_cancellable);
9934       impl->shortcuts_activate_iter_cancellable = NULL;
9935     }
9936
9937   if (shortcut_type == SHORTCUT_TYPE_SEPARATOR)
9938     return;
9939   else if (shortcut_type == SHORTCUT_TYPE_VOLUME)
9940     {
9941       GtkFileSystemVolume *volume;
9942
9943       volume = col_data;
9944
9945       operation_mode_set (impl, OPERATION_MODE_BROWSE);
9946
9947       shortcuts_activate_volume (impl, volume);
9948     }
9949   else if (shortcut_type == SHORTCUT_TYPE_FILE)
9950     {
9951       struct ShortcutsActivateData *data;
9952       GtkFileSystemVolume *volume;
9953
9954       operation_mode_set (impl, OPERATION_MODE_BROWSE);
9955
9956       volume = _gtk_file_system_get_volume_for_file (impl->file_system, col_data);
9957
9958       data = g_new0 (struct ShortcutsActivateData, 1);
9959       data->impl = g_object_ref (impl);
9960       data->file = g_object_ref (col_data);
9961
9962       if (!volume || !_gtk_file_system_volume_is_mounted (volume))
9963         {
9964           GMountOperation *mount_operation;
9965           GtkWidget *toplevel;
9966
9967           toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
9968
9969           mount_operation = gtk_mount_operation_new (GTK_WINDOW (toplevel));
9970
9971           impl->shortcuts_activate_iter_cancellable =
9972             _gtk_file_system_mount_enclosing_volume (impl->file_system, col_data,
9973                                                      mount_operation,
9974                                                      shortcuts_activate_mount_enclosing_volume,
9975                                                      data);
9976         }
9977       else
9978         {
9979           impl->shortcuts_activate_iter_cancellable =
9980             _gtk_file_system_get_info (impl->file_system, data->file,
9981                                        "standard::type",
9982                                        shortcuts_activate_get_info_cb, data);
9983         }
9984     }
9985   else if (shortcut_type == SHORTCUT_TYPE_SEARCH)
9986     {
9987       operation_mode_set (impl, OPERATION_MODE_SEARCH);
9988     }
9989   else if (shortcut_type == SHORTCUT_TYPE_RECENT)
9990     {
9991       operation_mode_set (impl, OPERATION_MODE_RECENT);
9992     }
9993 }
9994
9995 /* Handler for GtkWidget::key-press-event on the shortcuts list */
9996 static gboolean
9997 shortcuts_key_press_event_cb (GtkWidget             *widget,
9998                               GdkEventKey           *event,
9999                               GtkFileChooserDefault *impl)
10000 {
10001   guint modifiers;
10002
10003   modifiers = gtk_accelerator_get_default_mod_mask ();
10004
10005   if (key_is_left_or_right (event))
10006     {
10007       gtk_widget_grab_focus (impl->browse_files_tree_view);
10008       return TRUE;
10009     }
10010
10011   if ((event->keyval == GDK_KEY_BackSpace
10012       || event->keyval == GDK_KEY_Delete
10013       || event->keyval == GDK_KEY_KP_Delete)
10014       && (event->state & modifiers) == 0)
10015     {
10016       remove_selected_bookmarks (impl);
10017       return TRUE;
10018     }
10019
10020   if ((event->keyval == GDK_KEY_F2)
10021       && (event->state & modifiers) == 0)
10022     {
10023       rename_selected_bookmark (impl);
10024       return TRUE;
10025     }
10026
10027   return FALSE;
10028 }
10029
10030 static gboolean
10031 shortcuts_select_func  (GtkTreeSelection  *selection,
10032                         GtkTreeModel      *model,
10033                         GtkTreePath       *path,
10034                         gboolean           path_currently_selected,
10035                         gpointer           data)
10036 {
10037   GtkFileChooserDefault *impl = data;
10038   GtkTreeIter filter_iter;
10039   ShortcutType shortcut_type;
10040
10041   if (!gtk_tree_model_get_iter (impl->shortcuts_pane_filter_model, &filter_iter, path))
10042     g_assert_not_reached ();
10043
10044   gtk_tree_model_get (impl->shortcuts_pane_filter_model, &filter_iter, SHORTCUTS_COL_TYPE, &shortcut_type, -1);
10045
10046   return shortcut_type != SHORTCUT_TYPE_SEPARATOR;
10047 }
10048
10049 static gboolean
10050 list_select_func  (GtkTreeSelection  *selection,
10051                    GtkTreeModel      *model,
10052                    GtkTreePath       *path,
10053                    gboolean           path_currently_selected,
10054                    gpointer           data)
10055 {
10056   GtkFileChooserDefault *impl = data;
10057
10058   if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
10059       impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
10060     {
10061       GtkTreeIter iter;
10062       gboolean is_folder;
10063
10064       if (!gtk_tree_model_get_iter (model, &iter, path))
10065         return FALSE;
10066       gtk_tree_model_get (model, &iter,
10067                           MODEL_COL_IS_FOLDER, &is_folder,
10068                           -1);
10069       if (!is_folder)
10070         return FALSE;
10071     }
10072
10073   return TRUE;
10074 }
10075
10076 static void
10077 list_selection_changed (GtkTreeSelection      *selection,
10078                         GtkFileChooserDefault *impl)
10079 {
10080   /* See if we are in the new folder editable row for Save mode */
10081   if (impl->operation_mode == OPERATION_MODE_BROWSE &&
10082       impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
10083     {
10084       GFileInfo *info;
10085       gboolean had_selection;
10086
10087       info = get_selected_file_info_from_file_list (impl, &had_selection);
10088       if (!had_selection)
10089         goto out; /* normal processing */
10090
10091       if (!info)
10092         return; /* We are on the editable row for New Folder */
10093     }
10094
10095  out:
10096
10097   if (impl->location_entry)
10098     update_chooser_entry (impl);
10099
10100   path_bar_update (impl);
10101
10102   check_preview_change (impl);
10103   bookmarks_check_add_sensitivity (impl);
10104   check_copy_file_location_sensitivity (impl);
10105
10106   g_signal_emit_by_name (impl, "selection-changed", 0);
10107 }
10108
10109 /* Callback used when a row in the file list is activated */
10110 static void
10111 list_row_activated (GtkTreeView           *tree_view,
10112                     GtkTreePath           *path,
10113                     GtkTreeViewColumn     *column,
10114                     GtkFileChooserDefault *impl)
10115 {
10116   GFile *file;
10117   GtkTreeIter iter;
10118   GtkTreeModel *model;
10119   gboolean is_folder;
10120
10121   model = gtk_tree_view_get_model (tree_view);
10122
10123   if (!gtk_tree_model_get_iter (model, &iter, path))
10124     return;
10125
10126   gtk_tree_model_get (model, &iter,
10127                       MODEL_COL_FILE, &file,
10128                       MODEL_COL_IS_FOLDER, &is_folder,
10129                       -1);
10130
10131   if (is_folder && file)
10132     {
10133       change_folder_and_display_error (impl, file, FALSE);
10134       g_object_unref (file);
10135       goto out;
10136     }
10137
10138   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
10139       impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
10140     g_signal_emit_by_name (impl, "file-activated");
10141
10142  out:
10143
10144   if (file)
10145     g_object_unref (file);
10146 }
10147
10148 static void
10149 path_bar_clicked (GtkPathBar            *path_bar,
10150                   GFile                 *file,
10151                   GFile                 *child_file,
10152                   gboolean               child_is_hidden,
10153                   GtkFileChooserDefault *impl)
10154 {
10155   if (child_file)
10156     pending_select_files_add (impl, child_file);
10157
10158   if (!change_folder_and_display_error (impl, file, FALSE))
10159     return;
10160
10161   /* Say we have "/foo/bar/[.baz]" and the user clicks on "bar".  We should then
10162    * show hidden files so that ".baz" appears in the file list, as it will still
10163    * be shown in the path bar: "/foo/[bar]/.baz"
10164    */
10165   if (child_is_hidden)
10166     g_object_set (impl, "show-hidden", TRUE, NULL);
10167 }
10168
10169 static void
10170 update_cell_renderer_attributes (GtkFileChooserDefault *impl)
10171 {
10172   GtkTreeViewColumn *column;
10173   GtkCellRenderer *renderer;
10174   GList *walk, *list;
10175   gboolean always_sensitive;
10176
10177   always_sensitive = impl->action != GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER &&
10178                      impl->action != GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER;
10179
10180   /* Keep the following column numbers in sync with create_file_list() */
10181
10182   /* name */
10183   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 0);
10184   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10185   for (walk = list; walk; walk = walk->next)
10186     {
10187       renderer = walk->data;
10188       if (GTK_IS_CELL_RENDERER_PIXBUF (renderer))
10189         {
10190           gtk_tree_view_column_set_attributes (column, renderer,
10191                                                "pixbuf", MODEL_COL_PIXBUF,
10192                                                NULL);
10193         }
10194       else
10195         {
10196           gtk_tree_view_column_set_attributes (column, renderer,
10197                                                "text", MODEL_COL_NAME,
10198                                                "ellipsize", MODEL_COL_ELLIPSIZE,
10199                                                NULL);
10200         }
10201       if (always_sensitive)
10202         g_object_set (renderer, "sensitive", TRUE, NULL);
10203       else
10204         gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10205     }
10206   g_list_free (list);
10207
10208   /* size */
10209   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 1);
10210   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10211   renderer = list->data;
10212   gtk_tree_view_column_set_attributes (column, renderer,
10213                                        "text", MODEL_COL_SIZE_TEXT,
10214                                        NULL);
10215   if (always_sensitive)
10216     g_object_set (renderer, "sensitive", TRUE, NULL);
10217   else
10218     gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10219   g_list_free (list);
10220
10221   /* mtime */
10222   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 2);
10223   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10224   renderer = list->data;
10225   gtk_tree_view_column_set_attributes (column, renderer,
10226                                        "text", MODEL_COL_MTIME_TEXT,
10227                                        NULL);
10228   if (always_sensitive)
10229     g_object_set (renderer, "sensitive", TRUE, NULL);
10230   else
10231     gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10232   g_list_free (list);
10233 }
10234
10235 GtkWidget *
10236 _gtk_file_chooser_default_new (void)
10237 {
10238   return g_object_new (GTK_TYPE_FILE_CHOOSER_DEFAULT, NULL);
10239 }
10240
10241 static void
10242 location_set_user_text (GtkFileChooserDefault *impl,
10243                         const gchar           *path)
10244 {
10245   _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), path);
10246   gtk_editable_set_position (GTK_EDITABLE (impl->location_entry), -1);
10247 }
10248
10249 static void
10250 location_popup_handler (GtkFileChooserDefault *impl,
10251                         const gchar           *path)
10252 {
10253   if (impl->operation_mode != OPERATION_MODE_BROWSE)
10254     {
10255       GtkWidget *widget_to_focus;
10256
10257       operation_mode_set (impl, OPERATION_MODE_BROWSE);
10258
10259       if (impl->current_folder)
10260         change_folder_and_display_error (impl, impl->current_folder, FALSE);
10261
10262       if (impl->location_mode == LOCATION_MODE_PATH_BAR)
10263         widget_to_focus = impl->browse_files_tree_view;
10264       else
10265         widget_to_focus = impl->location_entry;
10266
10267       gtk_widget_grab_focus (widget_to_focus);
10268       return;
10269     }
10270
10271   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
10272       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
10273     {
10274       if (!path)
10275         return;
10276
10277       location_mode_set (impl, LOCATION_MODE_FILENAME_ENTRY, TRUE);
10278       location_set_user_text (impl, path);
10279     }
10280   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
10281            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
10282     {
10283       gtk_widget_grab_focus (impl->location_entry);
10284       if (path != NULL)
10285         location_set_user_text (impl, path);
10286     }
10287   else
10288     g_assert_not_reached ();
10289 }
10290
10291 /* Handler for the "up-folder" keybinding signal */
10292 static void
10293 up_folder_handler (GtkFileChooserDefault *impl)
10294 {
10295   _gtk_path_bar_up (GTK_PATH_BAR (impl->browse_path_bar));
10296 }
10297
10298 /* Handler for the "down-folder" keybinding signal */
10299 static void
10300 down_folder_handler (GtkFileChooserDefault *impl)
10301 {
10302   _gtk_path_bar_down (GTK_PATH_BAR (impl->browse_path_bar));
10303 }
10304
10305 /* Switches to the shortcut in the specified index */
10306 static void
10307 switch_to_shortcut (GtkFileChooserDefault *impl,
10308                     int pos)
10309 {
10310   GtkTreeIter iter;
10311
10312   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
10313     g_assert_not_reached ();
10314
10315   shortcuts_activate_iter (impl, &iter);
10316 }
10317
10318 /* Handler for the "home-folder" keybinding signal */
10319 static void
10320 home_folder_handler (GtkFileChooserDefault *impl)
10321 {
10322   if (impl->has_home)
10323     switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_HOME));
10324 }
10325
10326 /* Handler for the "desktop-folder" keybinding signal */
10327 static void
10328 desktop_folder_handler (GtkFileChooserDefault *impl)
10329 {
10330   if (impl->has_desktop)
10331     switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_DESKTOP));
10332 }
10333
10334 /* Handler for the "search-shortcut" keybinding signal */
10335 static void
10336 search_shortcut_handler (GtkFileChooserDefault *impl)
10337 {
10338   if (impl->has_search)
10339     {
10340       switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_SEARCH));
10341
10342       /* we want the entry widget to grab the focus the first
10343        * time, not the browse_files_tree_view widget.
10344        */
10345       if (impl->search_entry)
10346         gtk_widget_grab_focus (impl->search_entry);
10347     }
10348 }
10349
10350 /* Handler for the "recent-shortcut" keybinding signal */
10351 static void
10352 recent_shortcut_handler (GtkFileChooserDefault *impl)
10353 {
10354   switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_RECENT));
10355 }
10356
10357 static void
10358 quick_bookmark_handler (GtkFileChooserDefault *impl,
10359                         gint bookmark_index)
10360 {
10361   int bookmark_pos;
10362   GtkTreePath *path;
10363
10364   if (bookmark_index < 0 || bookmark_index >= impl->num_bookmarks)
10365     return;
10366
10367   bookmark_pos = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS) + bookmark_index;
10368
10369   path = gtk_tree_path_new_from_indices (bookmark_pos, -1);
10370   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
10371                                 path, NULL,
10372                                 FALSE, 0.0, 0.0);
10373   gtk_tree_path_free (path);
10374
10375   switch_to_shortcut (impl, bookmark_pos);
10376 }
10377
10378 static void
10379 show_hidden_handler (GtkFileChooserDefault *impl)
10380 {
10381   g_object_set (impl,
10382                 "show-hidden", !impl->show_hidden,
10383                 NULL);
10384 }
10385
10386
10387 /* Drag and drop interfaces */
10388
10389 static void
10390 _shortcuts_pane_model_filter_class_init (ShortcutsPaneModelFilterClass *class)
10391 {
10392 }
10393
10394 static void
10395 _shortcuts_pane_model_filter_init (ShortcutsPaneModelFilter *model)
10396 {
10397   model->impl = NULL;
10398 }
10399
10400 /* GtkTreeDragSource::row_draggable implementation for the shortcuts filter model */
10401 static gboolean
10402 shortcuts_pane_model_filter_row_draggable (GtkTreeDragSource *drag_source,
10403                                            GtkTreePath       *path)
10404 {
10405   ShortcutsPaneModelFilter *model;
10406   int pos;
10407   int bookmarks_pos;
10408
10409   model = SHORTCUTS_PANE_MODEL_FILTER (drag_source);
10410
10411   pos = *gtk_tree_path_get_indices (path);
10412   bookmarks_pos = shortcuts_get_index (model->impl, SHORTCUTS_BOOKMARKS);
10413
10414   return (pos >= bookmarks_pos && pos < bookmarks_pos + model->impl->num_bookmarks);
10415 }
10416
10417 /* GtkTreeDragSource::drag_data_get implementation for the shortcuts
10418  * filter model
10419  */
10420 static gboolean
10421 shortcuts_pane_model_filter_drag_data_get (GtkTreeDragSource *drag_source,
10422                                            GtkTreePath       *path,
10423                                            GtkSelectionData  *selection_data)
10424 {
10425   /* FIXME */
10426
10427   return FALSE;
10428 }
10429
10430 /* Fill the GtkTreeDragSourceIface vtable */
10431 static void
10432 shortcuts_pane_model_filter_drag_source_iface_init (GtkTreeDragSourceIface *iface)
10433 {
10434   iface->row_draggable = shortcuts_pane_model_filter_row_draggable;
10435   iface->drag_data_get = shortcuts_pane_model_filter_drag_data_get;
10436 }
10437
10438 #if 0
10439 /* Fill the GtkTreeDragDestIface vtable */
10440 static void
10441 shortcuts_pane_model_filter_drag_dest_iface_init (GtkTreeDragDestIface *iface)
10442 {
10443   iface->drag_data_received = shortcuts_pane_model_filter_drag_data_received;
10444   iface->row_drop_possible = shortcuts_pane_model_filter_row_drop_possible;
10445 }
10446 #endif
10447
10448 static GtkTreeModel *
10449 shortcuts_pane_model_filter_new (GtkFileChooserDefault *impl,
10450                                  GtkTreeModel          *child_model,
10451                                  GtkTreePath           *root)
10452 {
10453   ShortcutsPaneModelFilter *model;
10454
10455   model = g_object_new (SHORTCUTS_PANE_MODEL_FILTER_TYPE,
10456                         "child-model", child_model,
10457                         "virtual-root", root,
10458                         NULL);
10459
10460   model->impl = impl;
10461
10462   return GTK_TREE_MODEL (model);
10463 }
10464