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

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