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