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 /* Profiling stuff */
  90 #undef PROFILE_FILE_CHOOSER
  91 #ifdef PROFILE_FILE_CHOOSER
  92
  93
  94 #ifndef F_OK
  95 #define F_OK 0
  96 #endif
  97
  98 #define PROFILE_INDENT 4
  99 static int profile_indent;
 100
 101 static void
 102 profile_add_indent (int indent)
 103 {
 104   profile_indent += indent;
 105   if (profile_indent < 0)
 106     g_error ("You screwed up your indentation");
 107 }
 108
 109 void
 110 _gtk_file_chooser_profile_log (const char *func, int indent, const char *msg1, const char *msg2)
 111 {
 112   char *str;
 113
 114   if (indent < 0)
 115     profile_add_indent (indent);
 116
 117   if (profile_indent == 0)
 118     str = g_strdup_printf ("MARK: %s %s %s", func ? func : "", msg1 ? msg1 : "", msg2 ? msg2 : "");
 119   else
 120     str = g_strdup_printf ("MARK: %*c %s %s %s", profile_indent - 1, ' ', func ? func : "", msg1 ? msg1 : "", msg2 ? msg2 : "");
 121
 122   access (str, F_OK);
 123   g_free (str);
 124
 125   if (indent > 0)
 126     profile_add_indent (indent);
 127 }
 128
 129 #define profile_start(x, y) _gtk_file_chooser_profile_log (G_STRFUNC, PROFILE_INDENT, x, y)
 130 #define profile_end(x, y) _gtk_file_chooser_profile_log (G_STRFUNC, -PROFILE_INDENT, x, y)
 131 #define profile_msg(x, y) _gtk_file_chooser_profile_log (NULL, 0, x, y)
 132 #else
 133 #define profile_start(x, y)
 134 #define profile_end(x, y)
 135 #define profile_msg(x, y)
 136 #endif
 137
 138
 139
 140 typedef struct _GtkFileChooserDefaultClass GtkFileChooserDefaultClass;
 141
 142 #define GTK_FILE_CHOOSER_DEFAULT_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_FILE_CHOOSER_DEFAULT, GtkFileChooserDefaultClass))
 143 #define GTK_IS_FILE_CHOOSER_DEFAULT_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_FILE_CHOOSER_DEFAULT))
 144 #define GTK_FILE_CHOOSER_DEFAULT_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_FILE_CHOOSER_DEFAULT, GtkFileChooserDefaultClass))
 145
 146 #define MAX_LOADING_TIME 500
 147
 148 #define DEFAULT_NEW_FOLDER_NAME _("Type name of new folder")
 149
 150 struct _GtkFileChooserDefaultClass
 151 {
 152   GtkBoxClass parent_class;
 153 };
 154
 155 /* Signal IDs */
 156 enum {
 157   LOCATION_POPUP,
 158   LOCATION_POPUP_ON_PASTE,
 159   UP_FOLDER,
 160   DOWN_FOLDER,
 161   HOME_FOLDER,
 162   DESKTOP_FOLDER,
 163   QUICK_BOOKMARK,
 164   LOCATION_TOGGLE_POPUP,
 165   SHOW_HIDDEN,
 166   SEARCH_SHORTCUT,
 167   RECENT_SHORTCUT,
 168
 169   LAST_SIGNAL
 170 };
 171
 172 static guint signals[LAST_SIGNAL] = { 0 };
 173
 174 /* Column numbers for the shortcuts tree.  Keep these in sync with shortcuts_model_create() */
 175 enum {
 176   SHORTCUTS_COL_PIXBUF,
 177   SHORTCUTS_COL_NAME,
 178   SHORTCUTS_COL_DATA,
 179   SHORTCUTS_COL_TYPE,
 180   SHORTCUTS_COL_REMOVABLE,
 181   SHORTCUTS_COL_PIXBUF_VISIBLE,
 182   SHORTCUTS_COL_CANCELLABLE,
 183   SHORTCUTS_COL_NUM_COLUMNS
 184 };
 185
 186 typedef enum {
 187   SHORTCUT_TYPE_FILE,
 188   SHORTCUT_TYPE_VOLUME,
 189   SHORTCUT_TYPE_SEPARATOR,
 190   SHORTCUT_TYPE_SEARCH,
 191   SHORTCUT_TYPE_RECENT
 192 } ShortcutType;
 193
 194 #define MODEL_ATTRIBUTES "standard::name,standard::type,standard::display-name," \
 195                          "standard::is-hidden,standard::is-backup,standard::size," \
 196                          "standard::content-type,time::modified"
 197 enum {
 198   /* the first 3 must be these due to settings caching sort column */
 199   MODEL_COL_NAME,
 200   MODEL_COL_SIZE,
 201   MODEL_COL_MTIME,
 202   MODEL_COL_FILE,
 203   MODEL_COL_NAME_COLLATED,
 204   MODEL_COL_IS_FOLDER,
 205   MODEL_COL_PIXBUF,
 206   MODEL_COL_SIZE_TEXT,
 207   MODEL_COL_MTIME_TEXT,
 208   MODEL_COL_ELLIPSIZE,
 209   MODEL_COL_NUM_COLUMNS
 210 };
 211
 212 /* This list of types is passed to _gtk_file_system_model_new*() */
 213 #define MODEL_COLUMN_TYPES                                      \
 214         MODEL_COL_NUM_COLUMNS,                                  \
 215         G_TYPE_STRING,            /* MODEL_COL_NAME */          \
 216         G_TYPE_INT64,             /* MODEL_COL_SIZE */          \
 217         G_TYPE_LONG,              /* MODEL_COL_MTIME */         \
 218         G_TYPE_FILE,              /* MODEL_COL_FILE */          \
 219         G_TYPE_STRING,            /* MODEL_COL_NAME_COLLATED */ \
 220         G_TYPE_BOOLEAN,           /* MODEL_COL_IS_FOLDER */     \
 221         GDK_TYPE_PIXBUF,          /* MODEL_COL_PIXBUF */        \
 222         G_TYPE_STRING,            /* MODEL_COL_SIZE_TEXT */     \
 223         G_TYPE_STRING,            /* MODEL_COL_MTIME_TEXT */    \
 224         PANGO_TYPE_ELLIPSIZE_MODE /* MODEL_COL_ELLIPSIZE */
 225
 226 /* Identifiers for target types */
 227 enum {
 228   GTK_TREE_MODEL_ROW,
 229 };
 230
 231 /* Interesting places in the shortcuts bar */
 232 typedef enum {
 233   SHORTCUTS_SEARCH,
 234   SHORTCUTS_RECENT,
 235   SHORTCUTS_RECENT_SEPARATOR,
 236   SHORTCUTS_HOME,
 237   SHORTCUTS_DESKTOP,
 238   SHORTCUTS_VOLUMES,
 239   SHORTCUTS_SHORTCUTS,
 240   SHORTCUTS_BOOKMARKS_SEPARATOR,
 241   SHORTCUTS_BOOKMARKS,
 242   SHORTCUTS_CURRENT_FOLDER_SEPARATOR,
 243   SHORTCUTS_CURRENT_FOLDER
 244 } ShortcutsIndex;
 245
 246 /* Icon size for if we can't get it from the theme */
 247 #define FALLBACK_ICON_SIZE 16
 248
 249 #define PREVIEW_HBOX_SPACING 12
 250 #define NUM_LINES 45
 251 #define NUM_CHARS 60
 252
 253 #define SETTINGS_KEY_LAST_FOLDER_URI     "last-folder-uri"
 254 #define SETTINGS_KEY_LOCATION_MODE       "location-mode"
 255 #define SETTINGS_KEY_SHOW_HIDDEN         "show-hidden"
 256 #define SETTINGS_KEY_SHOW_SIZE_COLUMN    "show-size-column"
 257 #define SETTINGS_KEY_SORT_COLUMN         "sort-column"
 258 #define SETTINGS_KEY_SORT_ORDER          "sort-order"
 259 #define SETTINGS_KEY_WINDOW_POSITION     "window-position"
 260 #define SETTINGS_KEY_WINDOW_SIZE         "window-size"
 261
 262 static void gtk_file_chooser_default_iface_init       (GtkFileChooserIface        *iface);
 263 static void gtk_file_chooser_embed_default_iface_init (GtkFileChooserEmbedIface   *iface);
 264
 265 static GObject* gtk_file_chooser_default_constructor  (GType                  type,
 266                                                        guint                  n_construct_properties,
 267                                                        GObjectConstructParam *construct_params);
 268 static void     gtk_file_chooser_default_finalize     (GObject               *object);
 269 static void     gtk_file_chooser_default_set_property (GObject               *object,
 270                                                        guint                  prop_id,
 271                                                        const GValue          *value,
 272                                                        GParamSpec            *pspec);
 273 static void     gtk_file_chooser_default_get_property (GObject               *object,
 274                                                        guint                  prop_id,
 275                                                        GValue                *value,
 276                                                        GParamSpec            *pspec);
 277 static void     gtk_file_chooser_default_dispose      (GObject               *object);
 278 static void     gtk_file_chooser_default_show_all       (GtkWidget             *widget);
 279 static void     gtk_file_chooser_default_realize        (GtkWidget             *widget);
 280 static void     gtk_file_chooser_default_map            (GtkWidget             *widget);
 281 static void     gtk_file_chooser_default_unmap          (GtkWidget             *widget);
 282 static void     gtk_file_chooser_default_hierarchy_changed (GtkWidget          *widget,
 283                                                             GtkWidget          *previous_toplevel);
 284 static void     gtk_file_chooser_default_style_updated  (GtkWidget             *widget);
 285 static void     gtk_file_chooser_default_screen_changed (GtkWidget             *widget,
 286                                                          GdkScreen             *previous_screen);
 287 static void     gtk_file_chooser_default_size_allocate  (GtkWidget             *widget,
 288                                                          GtkAllocation         *allocation);
 289
 290 static gboolean       gtk_file_chooser_default_set_current_folder          (GtkFileChooser    *chooser,
 291                                                                             GFile             *folder,
 292                                                                             GError           **error);
 293 static gboolean       gtk_file_chooser_default_update_current_folder       (GtkFileChooser    *chooser,
 294                                                                             GFile             *folder,
 295                                                                             gboolean           keep_trail,
 296                                                                             gboolean           clear_entry,
 297                                                                             GError           **error);
 298 static GFile *        gtk_file_chooser_default_get_current_folder          (GtkFileChooser    *chooser);
 299 static void           gtk_file_chooser_default_set_current_name            (GtkFileChooser    *chooser,
 300                                                                             const gchar       *name);
 301 static gboolean       gtk_file_chooser_default_select_file                 (GtkFileChooser    *chooser,
 302                                                                             GFile             *file,
 303                                                                             GError           **error);
 304 static void           gtk_file_chooser_default_unselect_file               (GtkFileChooser    *chooser,
 305                                                                             GFile             *file);
 306 static void           gtk_file_chooser_default_select_all                  (GtkFileChooser    *chooser);
 307 static void           gtk_file_chooser_default_unselect_all                (GtkFileChooser    *chooser);
 308 static GSList *       gtk_file_chooser_default_get_files                   (GtkFileChooser    *chooser);
 309 static GFile *        gtk_file_chooser_default_get_preview_file            (GtkFileChooser    *chooser);
 310 static GtkFileSystem *gtk_file_chooser_default_get_file_system             (GtkFileChooser    *chooser);
 311 static void           gtk_file_chooser_default_add_filter                  (GtkFileChooser    *chooser,
 312                                                                             GtkFileFilter     *filter);
 313 static void           gtk_file_chooser_default_remove_filter               (GtkFileChooser    *chooser,
 314                                                                             GtkFileFilter     *filter);
 315 static GSList *       gtk_file_chooser_default_list_filters                (GtkFileChooser    *chooser);
 316 static gboolean       gtk_file_chooser_default_add_shortcut_folder    (GtkFileChooser    *chooser,
 317                                                                        GFile             *file,
 318                                                                        GError           **error);
 319 static gboolean       gtk_file_chooser_default_remove_shortcut_folder (GtkFileChooser    *chooser,
 320                                                                        GFile             *file,
 321                                                                        GError           **error);
 322 static GSList *       gtk_file_chooser_default_list_shortcut_folders  (GtkFileChooser    *chooser);
 323
 324 static void           gtk_file_chooser_default_get_default_size       (GtkFileChooserEmbed *chooser_embed,
 325                                                                        gint                *default_width,
 326                                                                        gint                *default_height);
 327 static gboolean       gtk_file_chooser_default_should_respond         (GtkFileChooserEmbed *chooser_embed);
 328 static void           gtk_file_chooser_default_initial_focus          (GtkFileChooserEmbed *chooser_embed);
 329
 330 static void location_popup_handler  (GtkFileChooserDefault *impl,
 331                                      const gchar           *path);
 332 static void location_popup_on_paste_handler (GtkFileChooserDefault *impl);
 333 static void location_toggle_popup_handler   (GtkFileChooserDefault *impl);
 334 static void up_folder_handler       (GtkFileChooserDefault *impl);
 335 static void down_folder_handler     (GtkFileChooserDefault *impl);
 336 static void home_folder_handler     (GtkFileChooserDefault *impl);
 337 static void desktop_folder_handler  (GtkFileChooserDefault *impl);
 338 static void quick_bookmark_handler  (GtkFileChooserDefault *impl,
 339                                      gint                   bookmark_index);
 340 static void show_hidden_handler     (GtkFileChooserDefault *impl);
 341 static void search_shortcut_handler (GtkFileChooserDefault *impl);
 342 static void recent_shortcut_handler (GtkFileChooserDefault *impl);
 343 static void update_appearance       (GtkFileChooserDefault *impl);
 344
 345 static void set_current_filter   (GtkFileChooserDefault *impl,
 346                                   GtkFileFilter         *filter);
 347 static void check_preview_change (GtkFileChooserDefault *impl);
 348
 349 static void filter_combo_changed       (GtkComboBox           *combo_box,
 350                                         GtkFileChooserDefault *impl);
 351
 352 static gboolean shortcuts_key_press_event_cb (GtkWidget             *widget,
 353                                               GdkEventKey           *event,
 354                                               GtkFileChooserDefault *impl);
 355
 356 static gboolean shortcuts_select_func   (GtkTreeSelection      *selection,
 357                                          GtkTreeModel          *model,
 358                                          GtkTreePath           *path,
 359                                          gboolean               path_currently_selected,
 360                                          gpointer               data);
 361 static gboolean shortcuts_get_selected  (GtkFileChooserDefault *impl,
 362                                          GtkTreeIter           *iter);
 363 static void shortcuts_activate_iter (GtkFileChooserDefault *impl,
 364                                      GtkTreeIter           *iter);
 365 static int shortcuts_get_index (GtkFileChooserDefault *impl,
 366                                 ShortcutsIndex         where);
 367 static int shortcut_find_position (GtkFileChooserDefault *impl,
 368                                    GFile                 *file);
 369
 370 static void bookmarks_check_add_sensitivity (GtkFileChooserDefault *impl);
 371
 372 static gboolean list_select_func   (GtkTreeSelection      *selection,
 373                                     GtkTreeModel          *model,
 374                                     GtkTreePath           *path,
 375                                     gboolean               path_currently_selected,
 376                                     gpointer               data);
 377
 378 static void list_selection_changed     (GtkTreeSelection      *tree_selection,
 379                                         GtkFileChooserDefault *impl);
 380 static void list_row_activated         (GtkTreeView           *tree_view,
 381                                         GtkTreePath           *path,
 382                                         GtkTreeViewColumn     *column,
 383                                         GtkFileChooserDefault *impl);
 384
 385 static void path_bar_clicked (GtkPathBar            *path_bar,
 386                               GFile                 *file,
 387                               GFile                 *child,
 388                               gboolean               child_is_hidden,
 389                               GtkFileChooserDefault *impl);
 390
 391 static void add_bookmark_button_clicked_cb    (GtkButton             *button,
 392                                                GtkFileChooserDefault *impl);
 393 static void remove_bookmark_button_clicked_cb (GtkButton             *button,
 394                                                GtkFileChooserDefault *impl);
 395
 396 static void update_cell_renderer_attributes (GtkFileChooserDefault *impl);
 397
 398 static void load_remove_timer (GtkFileChooserDefault *impl);
 399 static void browse_files_center_selected_row (GtkFileChooserDefault *impl);
 400
 401 static void location_button_toggled_cb (GtkToggleButton *toggle,
 402                                         GtkFileChooserDefault *impl);
 403 static void location_switch_to_path_bar (GtkFileChooserDefault *impl);
 404
 405 static void stop_loading_and_clear_list_model (GtkFileChooserDefault *impl,
 406                                                gboolean remove_from_treeview);
 407 static void     search_stop_searching        (GtkFileChooserDefault *impl,
 408                                               gboolean               remove_query);
 409 static void     search_clear_model           (GtkFileChooserDefault *impl,
 410                                               gboolean               remove_from_treeview);
 411 static gboolean search_should_respond        (GtkFileChooserDefault *impl);
 412 static void     search_switch_to_browse_mode (GtkFileChooserDefault *impl);
 413 static GSList  *search_get_selected_files    (GtkFileChooserDefault *impl);
 414 static void     search_entry_activate_cb     (GtkEntry              *entry,
 415                                               gpointer               data);
 416 static void     settings_load                (GtkFileChooserDefault *impl);
 417
 418 static void     recent_stop_loading          (GtkFileChooserDefault *impl);
 419 static void     recent_clear_model           (GtkFileChooserDefault *impl,
 420                                               gboolean               remove_from_treeview);
 421 static gboolean recent_should_respond        (GtkFileChooserDefault *impl);
 422 static void     recent_switch_to_browse_mode (GtkFileChooserDefault *impl);
 423 static GSList * recent_get_selected_files    (GtkFileChooserDefault *impl);
 424 static void     set_file_system_backend      (GtkFileChooserDefault *impl);
 425 static void     unset_file_system_backend    (GtkFileChooserDefault *impl);
 426
 427
 428
 429 \f
 430
 431 /* Drag and drop interface declarations */
 432
 433 typedef struct {
 434   GtkTreeModelFilter parent;
 435
 436   GtkFileChooserDefault *impl;
 437 } ShortcutsPaneModelFilter;
 438
 439 typedef struct {
 440   GtkTreeModelFilterClass parent_class;
 441 } ShortcutsPaneModelFilterClass;
 442
 443 #define SHORTCUTS_PANE_MODEL_FILTER_TYPE (_shortcuts_pane_model_filter_get_type ())
 444 #define SHORTCUTS_PANE_MODEL_FILTER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), SHORTCUTS_PANE_MODEL_FILTER_TYPE, ShortcutsPaneModelFilter))
 445
 446 static void shortcuts_pane_model_filter_drag_source_iface_init (GtkTreeDragSourceIface *iface);
 447
 448 G_DEFINE_TYPE_WITH_CODE (ShortcutsPaneModelFilter,
 449                          _shortcuts_pane_model_filter,
 450                          GTK_TYPE_TREE_MODEL_FILTER,
 451                          G_IMPLEMENT_INTERFACE (GTK_TYPE_TREE_DRAG_SOURCE,
 452                                                 shortcuts_pane_model_filter_drag_source_iface_init))
 453
 454 static GtkTreeModel *shortcuts_pane_model_filter_new (GtkFileChooserDefault *impl,
 455                                                       GtkTreeModel          *child_model,
 456                                                       GtkTreePath           *root);
 457
 458 \f
 459
 460 G_DEFINE_TYPE_WITH_CODE (GtkFileChooserDefault, _gtk_file_chooser_default, GTK_TYPE_BOX,
 461                          G_IMPLEMENT_INTERFACE (GTK_TYPE_FILE_CHOOSER,
 462                                                 gtk_file_chooser_default_iface_init)
 463                          G_IMPLEMENT_INTERFACE (GTK_TYPE_FILE_CHOOSER_EMBED,
 464                                                 gtk_file_chooser_embed_default_iface_init));
 465
 466
 467 static void
 468 add_normal_and_shifted_binding (GtkBindingSet  *binding_set,
 469                                 guint           keyval,
 470                                 GdkModifierType modifiers,
 471                                 const gchar    *signal_name)
 472 {
 473   gtk_binding_entry_add_signal (binding_set,
 474                                 keyval, modifiers,
 475                                 signal_name, 0);
 476
 477   gtk_binding_entry_add_signal (binding_set,
 478                                 keyval, modifiers | GDK_SHIFT_MASK,
 479                                 signal_name, 0);
 480 }
 481
 482 static void
 483 _gtk_file_chooser_default_class_init (GtkFileChooserDefaultClass *class)
 484 {
 485   static const guint quick_bookmark_keyvals[10] = {
 486     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
 487   };
 488   GObjectClass *gobject_class = G_OBJECT_CLASS (class);
 489   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
 490   GtkBindingSet *binding_set;
 491   int i;
 492
 493   gobject_class->finalize = gtk_file_chooser_default_finalize;
 494   gobject_class->constructor = gtk_file_chooser_default_constructor;
 495   gobject_class->set_property = gtk_file_chooser_default_set_property;
 496   gobject_class->get_property = gtk_file_chooser_default_get_property;
 497   gobject_class->dispose = gtk_file_chooser_default_dispose;
 498
 499   widget_class->show_all = gtk_file_chooser_default_show_all;
 500   widget_class->realize = gtk_file_chooser_default_realize;
 501   widget_class->map = gtk_file_chooser_default_map;
 502   widget_class->unmap = gtk_file_chooser_default_unmap;
 503   widget_class->hierarchy_changed = gtk_file_chooser_default_hierarchy_changed;
 504   widget_class->style_updated = gtk_file_chooser_default_style_updated;
 505   widget_class->screen_changed = gtk_file_chooser_default_screen_changed;
 506   widget_class->size_allocate = gtk_file_chooser_default_size_allocate;
 507
 508   signals[LOCATION_POPUP] =
 509     g_signal_new_class_handler (I_("location-popup"),
 510                                 G_OBJECT_CLASS_TYPE (class),
 511                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 512                                 G_CALLBACK (location_popup_handler),
 513                                 NULL, NULL,
 514                                 _gtk_marshal_VOID__STRING,
 515                                 G_TYPE_NONE, 1, G_TYPE_STRING);
 516
 517   signals[LOCATION_POPUP_ON_PASTE] =
 518     g_signal_new_class_handler (I_("location-popup-on-paste"),
 519                                 G_OBJECT_CLASS_TYPE (class),
 520                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 521                                 G_CALLBACK (location_popup_on_paste_handler),
 522                                 NULL, NULL,
 523                                 _gtk_marshal_VOID__VOID,
 524                                 G_TYPE_NONE, 0);
 525
 526   signals[LOCATION_TOGGLE_POPUP] =
 527     g_signal_new_class_handler (I_("location-toggle-popup"),
 528                                 G_OBJECT_CLASS_TYPE (class),
 529                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 530                                 G_CALLBACK (location_toggle_popup_handler),
 531                                 NULL, NULL,
 532                                 _gtk_marshal_VOID__VOID,
 533                                 G_TYPE_NONE, 0);
 534
 535   signals[UP_FOLDER] =
 536     g_signal_new_class_handler (I_("up-folder"),
 537                                 G_OBJECT_CLASS_TYPE (class),
 538                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 539                                 G_CALLBACK (up_folder_handler),
 540                                 NULL, NULL,
 541                                 _gtk_marshal_VOID__VOID,
 542                                 G_TYPE_NONE, 0);
 543
 544   signals[DOWN_FOLDER] =
 545     g_signal_new_class_handler (I_("down-folder"),
 546                                 G_OBJECT_CLASS_TYPE (class),
 547                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 548                                 G_CALLBACK (down_folder_handler),
 549                                 NULL, NULL,
 550                                 _gtk_marshal_VOID__VOID,
 551                                 G_TYPE_NONE, 0);
 552
 553   signals[HOME_FOLDER] =
 554     g_signal_new_class_handler (I_("home-folder"),
 555                                 G_OBJECT_CLASS_TYPE (class),
 556                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 557                                 G_CALLBACK (home_folder_handler),
 558                                 NULL, NULL,
 559                                 _gtk_marshal_VOID__VOID,
 560                                 G_TYPE_NONE, 0);
 561
 562   signals[DESKTOP_FOLDER] =
 563     g_signal_new_class_handler (I_("desktop-folder"),
 564                                 G_OBJECT_CLASS_TYPE (class),
 565                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 566                                 G_CALLBACK (desktop_folder_handler),
 567                                 NULL, NULL,
 568                                 _gtk_marshal_VOID__VOID,
 569                                 G_TYPE_NONE, 0);
 570
 571   signals[QUICK_BOOKMARK] =
 572     g_signal_new_class_handler (I_("quick-bookmark"),
 573                                 G_OBJECT_CLASS_TYPE (class),
 574                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 575                                 G_CALLBACK (quick_bookmark_handler),
 576                                 NULL, NULL,
 577                                 _gtk_marshal_VOID__INT,
 578                                 G_TYPE_NONE, 1, G_TYPE_INT);
 579
 580   signals[SHOW_HIDDEN] =
 581     g_signal_new_class_handler (I_("show-hidden"),
 582                                 G_OBJECT_CLASS_TYPE (class),
 583                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 584                                 G_CALLBACK (show_hidden_handler),
 585                                 NULL, NULL,
 586                                 _gtk_marshal_VOID__VOID,
 587                                 G_TYPE_NONE, 0);
 588
 589   signals[SEARCH_SHORTCUT] =
 590     g_signal_new_class_handler (I_("search-shortcut"),
 591                                 G_OBJECT_CLASS_TYPE (class),
 592                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 593                                 G_CALLBACK (search_shortcut_handler),
 594                                 NULL, NULL,
 595                                 _gtk_marshal_VOID__VOID,
 596                                 G_TYPE_NONE, 0);
 597
 598   signals[RECENT_SHORTCUT] =
 599     g_signal_new_class_handler (I_("recent-shortcut"),
 600                                 G_OBJECT_CLASS_TYPE (class),
 601                                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 602                                 G_CALLBACK (recent_shortcut_handler),
 603                                 NULL, NULL,
 604                                 _gtk_marshal_VOID__VOID,
 605                                 G_TYPE_NONE, 0);
 606
 607   binding_set = gtk_binding_set_by_class (class);
 608
 609   gtk_binding_entry_add_signal (binding_set,
 610                                 GDK_KEY_l, GDK_CONTROL_MASK,
 611                                 "location-toggle-popup",
 612                                 0);
 613
 614   gtk_binding_entry_add_signal (binding_set,
 615                                 GDK_KEY_slash, 0,
 616                                 "location-popup",
 617                                 1, G_TYPE_STRING, "/");
 618   gtk_binding_entry_add_signal (binding_set,
 619                                 GDK_KEY_KP_Divide, 0,
 620                                 "location-popup",
 621                                 1, G_TYPE_STRING, "/");
 622
 623 #ifdef G_OS_UNIX
 624   gtk_binding_entry_add_signal (binding_set,
 625                                 GDK_KEY_asciitilde, 0,
 626                                 "location-popup",
 627                                 1, G_TYPE_STRING, "~");
 628 #endif
 629
 630   gtk_binding_entry_add_signal (binding_set,
 631                                 GDK_KEY_v, GDK_CONTROL_MASK,
 632                                 "location-popup-on-paste",
 633                                 0);
 634   gtk_binding_entry_add_signal (binding_set,
 635                                 GDK_KEY_BackSpace, 0,
 636                                 "up-folder",
 637                                 0);
 638
 639   add_normal_and_shifted_binding (binding_set,
 640                                   GDK_KEY_Up, GDK_MOD1_MASK,
 641                                   "up-folder");
 642
 643   add_normal_and_shifted_binding (binding_set,
 644                                   GDK_KEY_KP_Up, GDK_MOD1_MASK,
 645                                   "up-folder");
 646
 647   add_normal_and_shifted_binding (binding_set,
 648                                   GDK_KEY_Down, GDK_MOD1_MASK,
 649                                   "down-folder");
 650   add_normal_and_shifted_binding (binding_set,
 651                                   GDK_KEY_KP_Down, GDK_MOD1_MASK,
 652                                   "down-folder");
 653
 654   gtk_binding_entry_add_signal (binding_set,
 655                                 GDK_KEY_Home, GDK_MOD1_MASK,
 656                                 "home-folder",
 657                                 0);
 658   gtk_binding_entry_add_signal (binding_set,
 659                                 GDK_KEY_KP_Home, GDK_MOD1_MASK,
 660                                 "home-folder",
 661                                 0);
 662   gtk_binding_entry_add_signal (binding_set,
 663                                 GDK_KEY_d, GDK_MOD1_MASK,
 664                                 "desktop-folder",
 665                                 0);
 666   gtk_binding_entry_add_signal (binding_set,
 667                                 GDK_KEY_h, GDK_CONTROL_MASK,
 668                                 "show-hidden",
 669                                 0);
 670   gtk_binding_entry_add_signal (binding_set,
 671                                 GDK_KEY_s, GDK_MOD1_MASK,
 672                                 "search-shortcut",
 673                                 0);
 674   gtk_binding_entry_add_signal (binding_set,
 675                                 GDK_KEY_r, GDK_MOD1_MASK,
 676                                 "recent-shortcut",
 677                                 0);
 678
 679   for (i = 0; i < 10; i++)
 680     gtk_binding_entry_add_signal (binding_set,
 681                                   quick_bookmark_keyvals[i], GDK_MOD1_MASK,
 682                                   "quick-bookmark",
 683                                   1, G_TYPE_INT, i);
 684
 685   _gtk_file_chooser_install_properties (gobject_class);
 686 }
 687
 688 static void
 689 gtk_file_chooser_default_iface_init (GtkFileChooserIface *iface)
 690 {
 691   iface->select_file = gtk_file_chooser_default_select_file;
 692   iface->unselect_file = gtk_file_chooser_default_unselect_file;
 693   iface->select_all = gtk_file_chooser_default_select_all;
 694   iface->unselect_all = gtk_file_chooser_default_unselect_all;
 695   iface->get_files = gtk_file_chooser_default_get_files;
 696   iface->get_preview_file = gtk_file_chooser_default_get_preview_file;
 697   iface->get_file_system = gtk_file_chooser_default_get_file_system;
 698   iface->set_current_folder = gtk_file_chooser_default_set_current_folder;
 699   iface->get_current_folder = gtk_file_chooser_default_get_current_folder;
 700   iface->set_current_name = gtk_file_chooser_default_set_current_name;
 701   iface->add_filter = gtk_file_chooser_default_add_filter;
 702   iface->remove_filter = gtk_file_chooser_default_remove_filter;
 703   iface->list_filters = gtk_file_chooser_default_list_filters;
 704   iface->add_shortcut_folder = gtk_file_chooser_default_add_shortcut_folder;
 705   iface->remove_shortcut_folder = gtk_file_chooser_default_remove_shortcut_folder;
 706   iface->list_shortcut_folders = gtk_file_chooser_default_list_shortcut_folders;
 707 }
 708
 709 static void
 710 gtk_file_chooser_embed_default_iface_init (GtkFileChooserEmbedIface *iface)
 711 {
 712   iface->get_default_size = gtk_file_chooser_default_get_default_size;
 713   iface->should_respond = gtk_file_chooser_default_should_respond;
 714   iface->initial_focus = gtk_file_chooser_default_initial_focus;
 715 }
 716
 717 static void
 718 _gtk_file_chooser_default_init (GtkFileChooserDefault *impl)
 719 {
 720   profile_start ("start", NULL);
 721 #ifdef PROFILE_FILE_CHOOSER
 722   access ("MARK: *** CREATE FILE CHOOSER", F_OK);
 723 #endif
 724   impl->local_only = TRUE;
 725   impl->preview_widget_active = TRUE;
 726   impl->use_preview_label = TRUE;
 727   impl->select_multiple = FALSE;
 728   impl->show_hidden = FALSE;
 729   impl->show_size_column = TRUE;
 730   impl->icon_size = FALLBACK_ICON_SIZE;
 731   impl->load_state = LOAD_EMPTY;
 732   impl->reload_state = RELOAD_EMPTY;
 733   impl->pending_select_files = NULL;
 734   impl->location_mode = LOCATION_MODE_PATH_BAR;
 735   impl->operation_mode = OPERATION_MODE_BROWSE;
 736   impl->sort_column = MODEL_COL_NAME;
 737   impl->sort_order = GTK_SORT_ASCENDING;
 738   impl->recent_manager = gtk_recent_manager_get_default ();
 739   impl->create_folders = TRUE;
 740
 741   gtk_orientable_set_orientation (GTK_ORIENTABLE (impl),
 742                                   GTK_ORIENTATION_VERTICAL);
 743   gtk_box_set_spacing (GTK_BOX (impl), 12);
 744
 745   set_file_system_backend (impl);
 746
 747   profile_end ("end", NULL);
 748 }
 749
 750 /* Frees the data columns for the specified iter in the shortcuts model*/
 751 static void
 752 shortcuts_free_row_data (GtkFileChooserDefault *impl,
 753                          GtkTreeIter           *iter)
 754 {
 755   gpointer col_data;
 756   ShortcutType shortcut_type;
 757   GCancellable *cancellable;
 758
 759   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), iter,
 760                       SHORTCUTS_COL_DATA, &col_data,
 761                       SHORTCUTS_COL_TYPE, &shortcut_type,
 762                       SHORTCUTS_COL_CANCELLABLE, &cancellable,
 763                       -1);
 764
 765   if (cancellable)
 766     {
 767       g_cancellable_cancel (cancellable);
 768       g_object_unref (cancellable);
 769     }
 770
 771   if (!(shortcut_type == SHORTCUT_TYPE_FILE ||
 772         shortcut_type == SHORTCUT_TYPE_VOLUME) ||
 773       !col_data)
 774     return;
 775
 776   if (shortcut_type == SHORTCUT_TYPE_VOLUME)
 777     {
 778       GtkFileSystemVolume *volume;
 779
 780       volume = col_data;
 781       _gtk_file_system_volume_unref (volume);
 782     }
 783   if (shortcut_type == SHORTCUT_TYPE_FILE)
 784     {
 785       GFile *file;
 786
 787       file = col_data;
 788       g_object_unref (file);
 789     }
 790 }
 791
 792 /* Frees all the data columns in the shortcuts model */
 793 static void
 794 shortcuts_free (GtkFileChooserDefault *impl)
 795 {
 796   GtkTreeIter iter;
 797
 798   if (!impl->shortcuts_model)
 799     return;
 800
 801   if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
 802     do
 803       {
 804         shortcuts_free_row_data (impl, &iter);
 805       }
 806     while (gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter));
 807
 808   g_object_unref (impl->shortcuts_model);
 809   impl->shortcuts_model = NULL;
 810 }
 811
 812 static void
 813 pending_select_files_free (GtkFileChooserDefault *impl)
 814 {
 815   g_slist_foreach (impl->pending_select_files, (GFunc) g_object_unref, NULL);
 816   g_slist_free (impl->pending_select_files);
 817   impl->pending_select_files = NULL;
 818 }
 819
 820 static void
 821 pending_select_files_add (GtkFileChooserDefault *impl,
 822                           GFile                 *file)
 823 {
 824   impl->pending_select_files =
 825     g_slist_prepend (impl->pending_select_files, g_object_ref (file));
 826 }
 827
 828 static void
 829 gtk_file_chooser_default_finalize (GObject *object)
 830 {
 831   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
 832   GSList *l;
 833
 834   unset_file_system_backend (impl);
 835
 836   if (impl->shortcuts_pane_filter_model)
 837     g_object_unref (impl->shortcuts_pane_filter_model);
 838
 839   shortcuts_free (impl);
 840
 841   g_free (impl->browse_files_last_selected_name);
 842
 843   for (l = impl->filters; l; l = l->next)
 844     {
 845       GtkFileFilter *filter;
 846
 847       filter = GTK_FILE_FILTER (l->data);
 848       g_object_unref (filter);
 849     }
 850   g_slist_free (impl->filters);
 851
 852   if (impl->current_filter)
 853     g_object_unref (impl->current_filter);
 854
 855   if (impl->current_volume_file)
 856     g_object_unref (impl->current_volume_file);
 857
 858   if (impl->current_folder)
 859     g_object_unref (impl->current_folder);
 860
 861   if (impl->preview_file)
 862     g_object_unref (impl->preview_file);
 863
 864   if (impl->browse_path_bar_size_group)
 865     g_object_unref (impl->browse_path_bar_size_group);
 866
 867   /* Free all the Models we have */
 868   stop_loading_and_clear_list_model (impl, FALSE);
 869   search_clear_model (impl, FALSE);
 870   recent_clear_model (impl, FALSE);
 871
 872   /* stopping the load above should have cleared this */
 873   g_assert (impl->load_timeout_id == 0);
 874
 875   g_free (impl->preview_display_name);
 876
 877   g_free (impl->edited_new_text);
 878
 879   G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->finalize (object);
 880 }
 881
 882 /* Shows an error dialog set as transient for the specified window */
 883 static void
 884 error_message_with_parent (GtkWindow  *parent,
 885                            const char *msg,
 886                            const char *detail)
 887 {
 888   GtkWidget *dialog;
 889
 890   dialog = gtk_message_dialog_new (parent,
 891                                    GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 892                                    GTK_MESSAGE_ERROR,
 893                                    GTK_BUTTONS_OK,
 894                                    "%s",
 895                                    msg);
 896   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
 897                                             "%s", detail);
 898
 899   if (parent && gtk_window_has_group (parent))
 900     gtk_window_group_add_window (gtk_window_get_group (parent),
 901                                  GTK_WINDOW (dialog));
 902
 903   gtk_dialog_run (GTK_DIALOG (dialog));
 904   gtk_widget_destroy (dialog);
 905 }
 906
 907 /* Returns a toplevel GtkWindow, or NULL if none */
 908 static GtkWindow *
 909 get_toplevel (GtkWidget *widget)
 910 {
 911   GtkWidget *toplevel;
 912
 913   toplevel = gtk_widget_get_toplevel (widget);
 914   if (!gtk_widget_is_toplevel (toplevel))
 915     return NULL;
 916   else
 917     return GTK_WINDOW (toplevel);
 918 }
 919
 920 /* Shows an error dialog for the file chooser */
 921 static void
 922 error_message (GtkFileChooserDefault *impl,
 923                const char            *msg,
 924                const char            *detail)
 925 {
 926   error_message_with_parent (get_toplevel (GTK_WIDGET (impl)), msg, detail);
 927 }
 928
 929 /* Shows a simple error dialog relative to a path.  Frees the GError as well. */
 930 static void
 931 error_dialog (GtkFileChooserDefault *impl,
 932               const char            *msg,
 933               GFile                 *file,
 934               GError                *error)
 935 {
 936   if (error)
 937     {
 938       char *uri = NULL;
 939       char *text;
 940
 941       if (file)
 942         uri = g_file_get_uri (file);
 943       text = g_strdup_printf (msg, uri);
 944       error_message (impl, text, error->message);
 945       g_free (text);
 946       g_free (uri);
 947       g_error_free (error);
 948     }
 949 }
 950
 951 /* Displays an error message about not being able to get information for a file.
 952  * Frees the GError as well.
 953  */
 954 static void
 955 error_getting_info_dialog (GtkFileChooserDefault *impl,
 956                            GFile                 *file,
 957                            GError                *error)
 958 {
 959   error_dialog (impl,
 960                 _("Could not retrieve information about the file"),
 961                 file, error);
 962 }
 963
 964 /* Shows an error dialog about not being able to add a bookmark */
 965 static void
 966 error_adding_bookmark_dialog (GtkFileChooserDefault *impl,
 967                               GFile                 *file,
 968                               GError                *error)
 969 {
 970   error_dialog (impl,
 971                 _("Could not add a bookmark"),
 972                 file, error);
 973 }
 974
 975 /* Shows an error dialog about not being able to remove a bookmark */
 976 static void
 977 error_removing_bookmark_dialog (GtkFileChooserDefault *impl,
 978                                 GFile                 *file,
 979                                 GError                *error)
 980 {
 981   error_dialog (impl,
 982                 _("Could not remove bookmark"),
 983                 file, error);
 984 }
 985
 986 /* Shows an error dialog about not being able to create a folder */
 987 static void
 988 error_creating_folder_dialog (GtkFileChooserDefault *impl,
 989                               GFile                 *file,
 990                               GError                *error)
 991 {
 992   error_dialog (impl,
 993                 _("The folder could not be created"),
 994                 file, error);
 995 }
 996
 997 /* Shows an error about not being able to create a folder because a file with
 998  * the same name is already there.
 999  */
1000 static void
1001 error_creating_folder_over_existing_file_dialog (GtkFileChooserDefault *impl,
1002                                                  GFile                 *file,
1003                                                  GError                *error)
1004 {
1005   error_dialog (impl,
1006                 _("The folder could not be created, as a file with the same "
1007                   "name already exists.  Try using a different name for the "
1008                   "folder, or rename the file first."),
1009                 file, error);
1010 }
1011
1012 static void
1013 error_with_file_under_nonfolder (GtkFileChooserDefault *impl,
1014                                  GFile *parent_file)
1015 {
1016   GError *error;
1017
1018   error = NULL;
1019   g_set_error_literal (&error, G_IO_ERROR, G_IO_ERROR_NOT_DIRECTORY,
1020                        _("You need to choose a valid filename."));
1021
1022   error_dialog (impl,
1023                 _("Cannot create a file under %s as it is not a folder"),
1024                 parent_file, error);
1025 }
1026
1027 /* Shows an error about not being able to select a folder because a file with
1028  * the same name is already there.
1029  */
1030 static void
1031 error_selecting_folder_over_existing_file_dialog (GtkFileChooserDefault *impl,
1032                                                   GFile                 *file)
1033 {
1034   error_dialog (impl,
1035                 _("You may only select folders.  The item that you selected is not a folder; "
1036                   "try using a different item."),
1037                 file, NULL);
1038 }
1039
1040 /* Shows an error dialog about not being able to create a filename */
1041 static void
1042 error_building_filename_dialog (GtkFileChooserDefault *impl,
1043                                 GError                *error)
1044 {
1045   error_dialog (impl, _("Invalid file name"),
1046                 NULL, error);
1047 }
1048
1049 /* Shows an error dialog when we cannot switch to a folder */
1050 static void
1051 error_changing_folder_dialog (GtkFileChooserDefault *impl,
1052                               GFile                 *file,
1053                               GError                *error)
1054 {
1055   error_dialog (impl, _("The folder contents could not be displayed"),
1056                 file, error);
1057 }
1058
1059 /* Changes folders, displaying an error dialog if this fails */
1060 static gboolean
1061 change_folder_and_display_error (GtkFileChooserDefault *impl,
1062                                  GFile                 *file,
1063                                  gboolean               clear_entry)
1064 {
1065   GError *error;
1066   gboolean result;
1067
1068   g_return_val_if_fail (G_IS_FILE (file), FALSE);
1069
1070   /* We copy the path because of this case:
1071    *
1072    * list_row_activated()
1073    *   fetches path from model; path belongs to the model (*)
1074    *   calls change_folder_and_display_error()
1075    *     calls gtk_file_chooser_set_current_folder_file()
1076    *       changing folders fails, sets model to NULL, thus freeing the path in (*)
1077    */
1078
1079   error = NULL;
1080   result = gtk_file_chooser_default_update_current_folder (GTK_FILE_CHOOSER (impl), file, TRUE, clear_entry, &error);
1081
1082   if (!result)
1083     error_changing_folder_dialog (impl, file, error);
1084
1085   return result;
1086 }
1087
1088 static void
1089 emit_default_size_changed (GtkFileChooserDefault *impl)
1090 {
1091   profile_msg ("    emit default-size-changed start", NULL);
1092   g_signal_emit_by_name (impl, "default-size-changed");
1093   profile_msg ("    emit default-size-changed end", NULL);
1094 }
1095
1096 static void
1097 update_preview_widget_visibility (GtkFileChooserDefault *impl)
1098 {
1099   if (impl->use_preview_label)
1100     {
1101       if (!impl->preview_label)
1102         {
1103           impl->preview_label = gtk_label_new (impl->preview_display_name);
1104           gtk_box_pack_start (GTK_BOX (impl->preview_box), impl->preview_label, FALSE, FALSE, 0);
1105           gtk_box_reorder_child (GTK_BOX (impl->preview_box), impl->preview_label, 0);
1106           gtk_label_set_ellipsize (GTK_LABEL (impl->preview_label), PANGO_ELLIPSIZE_MIDDLE);
1107           gtk_widget_show (impl->preview_label);
1108         }
1109     }
1110   else
1111     {
1112       if (impl->preview_label)
1113         {
1114           gtk_widget_destroy (impl->preview_label);
1115           impl->preview_label = NULL;
1116         }
1117     }
1118
1119   if (impl->preview_widget_active && impl->preview_widget)
1120     gtk_widget_show (impl->preview_box);
1121   else
1122     gtk_widget_hide (impl->preview_box);
1123
1124   if (!gtk_widget_get_mapped (GTK_WIDGET (impl)))
1125     emit_default_size_changed (impl);
1126 }
1127
1128 static void
1129 set_preview_widget (GtkFileChooserDefault *impl,
1130                     GtkWidget             *preview_widget)
1131 {
1132   if (preview_widget == impl->preview_widget)
1133     return;
1134
1135   if (impl->preview_widget)
1136     gtk_container_remove (GTK_CONTAINER (impl->preview_box),
1137                           impl->preview_widget);
1138
1139   impl->preview_widget = preview_widget;
1140   if (impl->preview_widget)
1141     {
1142       gtk_widget_show (impl->preview_widget);
1143       gtk_box_pack_start (GTK_BOX (impl->preview_box), impl->preview_widget, TRUE, TRUE, 0);
1144       gtk_box_reorder_child (GTK_BOX (impl->preview_box),
1145                              impl->preview_widget,
1146                              (impl->use_preview_label && impl->preview_label) ? 1 : 0);
1147     }
1148
1149   update_preview_widget_visibility (impl);
1150 }
1151
1152 /* Renders a "Search" icon at an appropriate size for a tree view */
1153 static GdkPixbuf *
1154 render_search_icon (GtkFileChooserDefault *impl)
1155 {
1156   return gtk_widget_render_icon_pixbuf (GTK_WIDGET (impl), GTK_STOCK_FIND, GTK_ICON_SIZE_MENU);
1157 }
1158
1159 static GdkPixbuf *
1160 render_recent_icon (GtkFileChooserDefault *impl)
1161 {
1162   GtkIconTheme *theme;
1163   GdkPixbuf *retval;
1164
1165   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
1166     theme = gtk_icon_theme_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
1167   else
1168     theme = gtk_icon_theme_get_default ();
1169
1170   retval = gtk_icon_theme_load_icon (theme, "document-open-recent",
1171                                      impl->icon_size, 0,
1172                                      NULL);
1173
1174   /* fallback */
1175   if (!retval)
1176     retval = gtk_widget_render_icon_pixbuf (GTK_WIDGET (impl), GTK_STOCK_FILE, GTK_ICON_SIZE_MENU);
1177
1178   return retval;
1179 }
1180
1181
1182 /* Re-reads all the icons for the shortcuts, used when the theme changes */
1183 struct ReloadIconsData
1184 {
1185   GtkFileChooserDefault *impl;
1186   GtkTreeRowReference *row_ref;
1187 };
1188
1189 static void
1190 shortcuts_reload_icons_get_info_cb (GCancellable *cancellable,
1191                                     GFileInfo    *info,
1192                                     const GError *error,
1193                                     gpointer      user_data)
1194 {
1195   GdkPixbuf *pixbuf;
1196   GtkTreeIter iter;
1197   GtkTreePath *path;
1198   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
1199   struct ReloadIconsData *data = user_data;
1200
1201   if (!g_slist_find (data->impl->reload_icon_cancellables, cancellable))
1202     goto out;
1203
1204   data->impl->reload_icon_cancellables = g_slist_remove (data->impl->reload_icon_cancellables, cancellable);
1205
1206   if (cancelled || error)
1207     goto out;
1208
1209   pixbuf = _gtk_file_info_render_icon (info, GTK_WIDGET (data->impl), data->impl->icon_size);
1210
1211   path = gtk_tree_row_reference_get_path (data->row_ref);
1212   if (path)
1213     {
1214       gtk_tree_model_get_iter (GTK_TREE_MODEL (data->impl->shortcuts_model), &iter, path);
1215       gtk_list_store_set (data->impl->shortcuts_model, &iter,
1216                           SHORTCUTS_COL_PIXBUF, pixbuf,
1217                           -1);
1218       gtk_tree_path_free (path);
1219     }
1220
1221   if (pixbuf)
1222     g_object_unref (pixbuf);
1223
1224 out:
1225   gtk_tree_row_reference_free (data->row_ref);
1226   g_object_unref (data->impl);
1227   g_free (data);
1228
1229   g_object_unref (cancellable);
1230 }
1231
1232 static void
1233 shortcuts_reload_icons (GtkFileChooserDefault *impl)
1234 {
1235   GSList *l;
1236   GtkTreeIter iter;
1237
1238   profile_start ("start", NULL);
1239
1240   if (!gtk_tree_model_get_iter_first (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
1241     goto out;
1242
1243   for (l = impl->reload_icon_cancellables; l; l = l->next)
1244     {
1245       GCancellable *cancellable = G_CANCELLABLE (l->data);
1246       g_cancellable_cancel (cancellable);
1247     }
1248   g_slist_free (impl->reload_icon_cancellables);
1249   impl->reload_icon_cancellables = NULL;
1250
1251   do
1252     {
1253       gpointer data;
1254       ShortcutType shortcut_type;
1255       gboolean pixbuf_visible;
1256       GdkPixbuf *pixbuf;
1257
1258       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
1259                           SHORTCUTS_COL_DATA, &data,
1260                           SHORTCUTS_COL_TYPE, &shortcut_type,
1261                           SHORTCUTS_COL_PIXBUF_VISIBLE, &pixbuf_visible,
1262                           -1);
1263
1264       pixbuf = NULL;
1265       if (pixbuf_visible)
1266         {
1267           if (shortcut_type == SHORTCUT_TYPE_VOLUME)
1268             {
1269               GtkFileSystemVolume *volume;
1270
1271               volume = data;
1272               pixbuf = _gtk_file_system_volume_render_icon (volume, GTK_WIDGET (impl),
1273                                                             impl->icon_size, NULL);
1274             }
1275           else if (shortcut_type == SHORTCUT_TYPE_FILE)
1276             {
1277               if (g_file_is_native (G_FILE (data)))
1278                 {
1279                   GFile *file;
1280                   struct ReloadIconsData *info;
1281                   GtkTreePath *tree_path;
1282                   GCancellable *cancellable;
1283
1284                   file = data;
1285
1286                   info = g_new0 (struct ReloadIconsData, 1);
1287                   info->impl = g_object_ref (impl);
1288                   tree_path = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->shortcuts_model), &iter);
1289                   info->row_ref = gtk_tree_row_reference_new (GTK_TREE_MODEL (impl->shortcuts_model), tree_path);
1290                   gtk_tree_path_free (tree_path);
1291
1292                   cancellable = _gtk_file_system_get_info (impl->file_system, file,
1293                                                            "standard::icon",
1294                                                            shortcuts_reload_icons_get_info_cb,
1295                                                            info);
1296                   impl->reload_icon_cancellables = g_slist_append (impl->reload_icon_cancellables, cancellable);
1297                 }
1298               else
1299                 {
1300                   GtkIconTheme *icon_theme;
1301
1302                   /* Don't call get_info for remote paths to avoid latency and
1303                    * auth dialogs.
1304                    * If we switch to a better bookmarks file format (XBEL), we
1305                    * should use mime info to get a better icon.
1306                    */
1307                   icon_theme = gtk_icon_theme_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
1308                   pixbuf = gtk_icon_theme_load_icon (icon_theme, "folder-remote",
1309                                                      impl->icon_size, 0, NULL);
1310                 }
1311             }
1312           else if (shortcut_type == SHORTCUT_TYPE_SEARCH)
1313             {
1314               pixbuf = render_search_icon (impl);
1315             }
1316           else if (shortcut_type == SHORTCUT_TYPE_RECENT)
1317             {
1318               pixbuf = render_recent_icon (impl);
1319             }
1320
1321           gtk_list_store_set (impl->shortcuts_model, &iter,
1322                               SHORTCUTS_COL_PIXBUF, pixbuf,
1323                               -1);
1324
1325           if (pixbuf)
1326             g_object_unref (pixbuf);
1327
1328         }
1329     }
1330   while (gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model),&iter));
1331
1332  out:
1333
1334   profile_end ("end", NULL);
1335 }
1336
1337 static void
1338 shortcuts_find_folder (GtkFileChooserDefault *impl,
1339                        GFile                 *folder)
1340 {
1341   GtkTreeSelection *selection;
1342   int pos;
1343   GtkTreePath *path;
1344
1345   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
1346
1347   g_assert (folder != NULL);
1348   pos = shortcut_find_position (impl, folder);
1349   if (pos == -1)
1350     {
1351       gtk_tree_selection_unselect_all (selection);
1352       return;
1353     }
1354
1355   path = gtk_tree_path_new_from_indices (pos, -1);
1356   gtk_tree_selection_select_path (selection, path);
1357   gtk_tree_path_free (path);
1358 }
1359
1360 /* If a shortcut corresponds to the current folder, selects it */
1361 static void
1362 shortcuts_find_current_folder (GtkFileChooserDefault *impl)
1363 {
1364   shortcuts_find_folder (impl, impl->current_folder);
1365 }
1366
1367 /* Removes the specified number of rows from the shortcuts list */
1368 static void
1369 shortcuts_remove_rows (GtkFileChooserDefault *impl,
1370                        int                    start_row,
1371                        int                    n_rows)
1372 {
1373   GtkTreePath *path;
1374
1375   path = gtk_tree_path_new_from_indices (start_row, -1);
1376
1377   for (; n_rows; n_rows--)
1378     {
1379       GtkTreeIter iter;
1380
1381       if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (impl->shortcuts_model), &iter, path))
1382         g_assert_not_reached ();
1383
1384       shortcuts_free_row_data (impl, &iter);
1385       gtk_list_store_remove (impl->shortcuts_model, &iter);
1386     }
1387
1388   gtk_tree_path_free (path);
1389 }
1390
1391 static void
1392 shortcuts_update_count (GtkFileChooserDefault *impl,
1393                         ShortcutsIndex         type,
1394                         gint                   value)
1395 {
1396   switch (type)
1397     {
1398       case SHORTCUTS_HOME:
1399         if (value < 0)
1400           impl->has_home = FALSE;
1401         else
1402           impl->has_home = TRUE;
1403         break;
1404
1405       case SHORTCUTS_DESKTOP:
1406         if (value < 0)
1407           impl->has_desktop = FALSE;
1408         else
1409           impl->has_desktop = TRUE;
1410         break;
1411
1412       case SHORTCUTS_VOLUMES:
1413         impl->num_volumes += value;
1414         break;
1415
1416       case SHORTCUTS_SHORTCUTS:
1417         impl->num_shortcuts += value;
1418         break;
1419
1420       case SHORTCUTS_BOOKMARKS:
1421         impl->num_bookmarks += value;
1422         break;
1423
1424       case SHORTCUTS_CURRENT_FOLDER:
1425         if (value < 0)
1426           impl->shortcuts_current_folder_active = FALSE;
1427         else
1428           impl->shortcuts_current_folder_active = TRUE;
1429         break;
1430
1431       default:
1432         /* nothing */
1433         break;
1434     }
1435 }
1436
1437 struct ShortcutsInsertRequest
1438 {
1439   GtkFileChooserDefault *impl;
1440   GFile *file;
1441   int pos;
1442   char *label_copy;
1443   GtkTreeRowReference *row_ref;
1444   ShortcutsIndex type;
1445   gboolean name_only;
1446   gboolean removable;
1447 };
1448
1449 static void
1450 get_file_info_finished (GCancellable *cancellable,
1451                         GFileInfo    *info,
1452                         const GError *error,
1453                         gpointer      data)
1454 {
1455   gint pos = -1;
1456   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
1457   GdkPixbuf *pixbuf;
1458   GtkTreePath *path;
1459   GtkTreeIter iter;
1460   GCancellable *model_cancellable = NULL;
1461   struct ShortcutsInsertRequest *request = data;
1462
1463   path = gtk_tree_row_reference_get_path (request->row_ref);
1464   if (!path)
1465     /* Handle doesn't exist anymore in the model */
1466     goto out;
1467
1468   pos = gtk_tree_path_get_indices (path)[0];
1469   gtk_tree_model_get_iter (GTK_TREE_MODEL (request->impl->shortcuts_model),
1470                            &iter, path);
1471   gtk_tree_path_free (path);
1472
1473   /* validate cancellable, else goto out */
1474   gtk_tree_model_get (GTK_TREE_MODEL (request->impl->shortcuts_model), &iter,
1475                       SHORTCUTS_COL_CANCELLABLE, &model_cancellable,
1476                       -1);
1477   if (cancellable != model_cancellable)
1478     goto out;
1479
1480   /* set the cancellable to NULL in the model (we unref later on) */
1481   gtk_list_store_set (request->impl->shortcuts_model, &iter,
1482                       SHORTCUTS_COL_CANCELLABLE, NULL,
1483                       -1);
1484
1485   if (cancelled)
1486     goto out;
1487
1488   if (!info)
1489     {
1490       gtk_list_store_remove (request->impl->shortcuts_model, &iter);
1491       shortcuts_update_count (request->impl, request->type, -1);
1492
1493       if (request->type == SHORTCUTS_HOME)
1494         {
1495           GFile *home;
1496
1497           home = g_file_new_for_path (g_get_home_dir ());
1498           error_getting_info_dialog (request->impl, home, g_error_copy (error));
1499           g_object_unref (home);
1500         }
1501       else if (request->type == SHORTCUTS_CURRENT_FOLDER)
1502         {
1503           /* Remove the current folder separator */
1504           gint separator_pos = shortcuts_get_index (request->impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
1505           shortcuts_remove_rows (request->impl, separator_pos, 1);
1506         }
1507
1508       goto out;
1509     }
1510
1511   if (!request->label_copy)
1512     request->label_copy = g_strdup (g_file_info_get_display_name (info));
1513   pixbuf = _gtk_file_info_render_icon (info, GTK_WIDGET (request->impl),
1514                                        request->impl->icon_size);
1515
1516   gtk_list_store_set (request->impl->shortcuts_model, &iter,
1517                       SHORTCUTS_COL_PIXBUF, pixbuf,
1518                       SHORTCUTS_COL_PIXBUF_VISIBLE, TRUE,
1519                       SHORTCUTS_COL_NAME, request->label_copy,
1520                       SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_FILE,
1521                       SHORTCUTS_COL_REMOVABLE, request->removable,
1522                       -1);
1523
1524   if (request->impl->shortcuts_pane_filter_model)
1525     gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (request->impl->shortcuts_pane_filter_model));
1526
1527   if (pixbuf)
1528     g_object_unref (pixbuf);
1529
1530 out:
1531   g_object_unref (request->impl);
1532   g_object_unref (request->file);
1533   gtk_tree_row_reference_free (request->row_ref);
1534   g_free (request->label_copy);
1535   g_free (request);
1536
1537   if (model_cancellable)
1538     g_object_unref (model_cancellable);
1539 }
1540
1541 /* FIXME: GtkFileSystem needs a function to split a remote path
1542  * into hostname and path components, or maybe just have a
1543  * gtk_file_system_path_get_display_name().
1544  *
1545  * This function is also used in gtkfilechooserbutton.c
1546  */
1547 gchar *
1548 _gtk_file_chooser_label_for_file (GFile *file)
1549 {
1550   const gchar *path, *start, *end, *p;
1551   gchar *uri, *host, *label;
1552
1553   uri = g_file_get_uri (file);
1554
1555   start = strstr (uri, "://");
1556   if (start)
1557     {
1558       start += 3;
1559       path = strchr (start, '/');
1560       if (path)
1561         end = path;
1562       else
1563         {
1564           end = uri + strlen (uri);
1565           path = "/";
1566         }
1567
1568       /* strip username */
1569       p = strchr (start, '@');
1570       if (p && p < end)
1571         start = p + 1;
1572
1573       p = strchr (start, ':');
1574       if (p && p < end)
1575         end = p;
1576
1577       host = g_strndup (start, end - start);
1578
1579       /* Translators: the first string is a path and the second string
1580        * is a hostname. Nautilus and the panel contain the same string
1581        * to translate.
1582        */
1583       label = g_strdup_printf (_("%1$s on %2$s"), path, host);
1584
1585       g_free (host);
1586     }
1587   else
1588     {
1589       label = g_strdup (uri);
1590     }
1591
1592   g_free (uri);
1593
1594   return label;
1595 }
1596
1597 /* Inserts a path in the shortcuts tree, making a copy of it; alternatively,
1598  * inserts a volume.  A position of -1 indicates the end of the tree.
1599  */
1600 static void
1601 shortcuts_insert_file (GtkFileChooserDefault *impl,
1602                        int                    pos,
1603                        ShortcutType           shortcut_type,
1604                        GtkFileSystemVolume   *volume,
1605                        GFile                 *file,
1606                        const char            *label,
1607                        gboolean               removable,
1608                        ShortcutsIndex         type)
1609 {
1610   char *label_copy;
1611   GdkPixbuf *pixbuf = NULL;
1612   gpointer data = NULL;
1613   GtkTreeIter iter;
1614   GtkIconTheme *icon_theme;
1615
1616   profile_start ("start shortcut", NULL);
1617
1618   if (shortcut_type == SHORTCUT_TYPE_VOLUME)
1619     {
1620       data = volume;
1621       label_copy = _gtk_file_system_volume_get_display_name (volume);
1622       pixbuf = _gtk_file_system_volume_render_icon (volume, GTK_WIDGET (impl),
1623                                                     impl->icon_size, NULL);
1624     }
1625   else if (shortcut_type == SHORTCUT_TYPE_FILE)
1626     {
1627       if (g_file_is_native (file))
1628         {
1629           struct ShortcutsInsertRequest *request;
1630           GCancellable *cancellable;
1631           GtkTreePath *p;
1632
1633           request = g_new0 (struct ShortcutsInsertRequest, 1);
1634           request->impl = g_object_ref (impl);
1635           request->file = g_object_ref (file);
1636           request->name_only = TRUE;
1637           request->removable = removable;
1638           request->pos = pos;
1639           request->type = type;
1640           if (label)
1641             request->label_copy = g_strdup (label);
1642
1643           if (pos == -1)
1644             gtk_list_store_append (impl->shortcuts_model, &iter);
1645           else
1646             gtk_list_store_insert (impl->shortcuts_model, &iter, pos);
1647
1648           p = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->shortcuts_model), &iter);
1649           request->row_ref = gtk_tree_row_reference_new (GTK_TREE_MODEL (impl->shortcuts_model), p);
1650           gtk_tree_path_free (p);
1651
1652           cancellable = _gtk_file_system_get_info (request->impl->file_system, request->file,
1653                                                    "standard::is-hidden,standard::is-backup,standard::display-name,standard::icon",
1654                                                    get_file_info_finished, request);
1655
1656           gtk_list_store_set (impl->shortcuts_model, &iter,
1657                               SHORTCUTS_COL_DATA, g_object_ref (file),
1658                               SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_FILE,
1659                               SHORTCUTS_COL_CANCELLABLE, cancellable,
1660                               -1);
1661
1662           shortcuts_update_count (impl, type, 1);
1663
1664           return;
1665         }
1666       else
1667         {
1668           /* Don't call get_info for remote paths to avoid latency and
1669            * auth dialogs.
1670            */
1671           data = g_object_ref (file);
1672           if (label)
1673             label_copy = g_strdup (label);
1674           else
1675             label_copy = _gtk_file_chooser_label_for_file (file);
1676
1677           /* If we switch to a better bookmarks file format (XBEL), we
1678            * should use mime info to get a better icon.
1679            */
1680           icon_theme = gtk_icon_theme_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
1681           pixbuf = gtk_icon_theme_load_icon (icon_theme, "folder-remote",
1682                                              impl->icon_size, 0, NULL);
1683         }
1684     }
1685    else
1686     {
1687       g_assert_not_reached ();
1688
1689       return;
1690     }
1691
1692   if (pos == -1)
1693     gtk_list_store_append (impl->shortcuts_model, &iter);
1694   else
1695     gtk_list_store_insert (impl->shortcuts_model, &iter, pos);
1696
1697   shortcuts_update_count (impl, type, 1);
1698
1699   gtk_list_store_set (impl->shortcuts_model, &iter,
1700                       SHORTCUTS_COL_PIXBUF, pixbuf,
1701                       SHORTCUTS_COL_PIXBUF_VISIBLE, TRUE,
1702                       SHORTCUTS_COL_NAME, label_copy,
1703                       SHORTCUTS_COL_DATA, data,
1704                       SHORTCUTS_COL_TYPE, shortcut_type,
1705                       SHORTCUTS_COL_REMOVABLE, removable,
1706                       SHORTCUTS_COL_CANCELLABLE, NULL,
1707                       -1);
1708
1709   if (impl->shortcuts_pane_filter_model)
1710     gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model));
1711
1712   g_free (label_copy);
1713
1714   if (pixbuf)
1715     g_object_unref (pixbuf);
1716
1717   profile_end ("end", NULL);
1718 }
1719
1720 static void
1721 shortcuts_append_search (GtkFileChooserDefault *impl)
1722 {
1723   GdkPixbuf *pixbuf;
1724   GtkTreeIter iter;
1725
1726   pixbuf = render_search_icon (impl);
1727
1728   gtk_list_store_append (impl->shortcuts_model, &iter);
1729   gtk_list_store_set (impl->shortcuts_model, &iter,
1730                       SHORTCUTS_COL_PIXBUF, pixbuf,
1731                       SHORTCUTS_COL_PIXBUF_VISIBLE, TRUE,
1732                       SHORTCUTS_COL_NAME, _("Search"),
1733                       SHORTCUTS_COL_DATA, NULL,
1734                       SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_SEARCH,
1735                       SHORTCUTS_COL_REMOVABLE, FALSE,
1736                       -1);
1737
1738   if (pixbuf)
1739     g_object_unref (pixbuf);
1740
1741   impl->has_search = TRUE;
1742 }
1743
1744 static void
1745 shortcuts_append_recent (GtkFileChooserDefault *impl)
1746 {
1747   GdkPixbuf *pixbuf;
1748   GtkTreeIter iter;
1749
1750   pixbuf = render_recent_icon (impl);
1751
1752   gtk_list_store_append (impl->shortcuts_model, &iter);
1753   gtk_list_store_set (impl->shortcuts_model, &iter,
1754                       SHORTCUTS_COL_PIXBUF, pixbuf,
1755                       SHORTCUTS_COL_PIXBUF_VISIBLE, TRUE,
1756                       SHORTCUTS_COL_NAME, _("Recently Used"),
1757                       SHORTCUTS_COL_DATA, NULL,
1758                       SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_RECENT,
1759                       SHORTCUTS_COL_REMOVABLE, FALSE,
1760                       -1);
1761
1762   if (pixbuf)
1763     g_object_unref (pixbuf);
1764 }
1765
1766 /* Appends an item for the user's home directory to the shortcuts model */
1767 static void
1768 shortcuts_append_home (GtkFileChooserDefault *impl)
1769 {
1770   const char *home_path;
1771   GFile *home;
1772
1773   profile_start ("start", NULL);
1774
1775   home_path = g_get_home_dir ();
1776   if (home_path == NULL)
1777     {
1778       profile_end ("end - no home directory!?", NULL);
1779       return;
1780     }
1781
1782   home = g_file_new_for_path (home_path);
1783   shortcuts_insert_file (impl, -1, SHORTCUT_TYPE_FILE, NULL, home, NULL, FALSE, SHORTCUTS_HOME);
1784   impl->has_home = TRUE;
1785
1786   g_object_unref (home);
1787
1788   profile_end ("end", NULL);
1789 }
1790
1791 /* Appends the ~/Desktop directory to the shortcuts model */
1792 static void
1793 shortcuts_append_desktop (GtkFileChooserDefault *impl)
1794 {
1795   const char *name;
1796   GFile *file;
1797
1798   profile_start ("start", NULL);
1799
1800   name = g_get_user_special_dir (G_USER_DIRECTORY_DESKTOP);
1801   /* "To disable a directory, point it to the homedir."
1802    * See http://freedesktop.org/wiki/Software/xdg-user-dirs
1803    **/
1804   if (!g_strcmp0 (name, g_get_home_dir ()))
1805     {
1806       profile_end ("end", NULL);
1807       return;
1808     }
1809
1810   file = g_file_new_for_path (name);
1811   shortcuts_insert_file (impl, -1, SHORTCUT_TYPE_FILE, NULL, file, _("Desktop"), FALSE, SHORTCUTS_DESKTOP);
1812   impl->has_desktop = TRUE;
1813
1814   /* We do not actually pop up an error dialog if there is no desktop directory
1815    * because some people may really not want to have one.
1816    */
1817
1818   g_object_unref (file);
1819
1820   profile_end ("end", NULL);
1821 }
1822
1823 /* Appends a list of GFile to the shortcuts model; returns how many were inserted */
1824 static int
1825 shortcuts_append_bookmarks (GtkFileChooserDefault *impl,
1826                             GSList                *bookmarks)
1827 {
1828   int start_row;
1829   int num_inserted;
1830   gchar *label;
1831
1832   profile_start ("start", NULL);
1833
1834   start_row = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR) + 1;
1835   num_inserted = 0;
1836
1837   for (; bookmarks; bookmarks = bookmarks->next)
1838     {
1839       GFile *file;
1840
1841       file = bookmarks->data;
1842
1843       if (impl->local_only && !g_file_is_native (file))
1844         continue;
1845
1846       if (shortcut_find_position (impl, file) != -1)
1847         continue;
1848
1849       label = _gtk_file_system_get_bookmark_label (impl->file_system, file);
1850
1851       shortcuts_insert_file (impl, start_row + num_inserted, SHORTCUT_TYPE_FILE, NULL, file, label, TRUE, SHORTCUTS_BOOKMARKS);
1852       g_free (label);
1853
1854       num_inserted++;
1855     }
1856
1857   profile_end ("end", NULL);
1858
1859   return num_inserted;
1860 }
1861
1862 /* Returns the index for the corresponding item in the shortcuts bar */
1863 static int
1864 shortcuts_get_index (GtkFileChooserDefault *impl,
1865                      ShortcutsIndex         where)
1866 {
1867   int n;
1868
1869   n = 0;
1870
1871   if (where == SHORTCUTS_SEARCH)
1872     goto out;
1873
1874   n += impl->has_search ? 1 : 0;
1875
1876   if (where == SHORTCUTS_RECENT)
1877     goto out;
1878
1879   n += 1; /* we always have the recently-used item */
1880
1881   if (where == SHORTCUTS_RECENT_SEPARATOR)
1882     goto out;
1883
1884   n += 1; /* we always have the separator after the recently-used item */
1885
1886   if (where == SHORTCUTS_HOME)
1887     goto out;
1888
1889   n += impl->has_home ? 1 : 0;
1890
1891   if (where == SHORTCUTS_DESKTOP)
1892     goto out;
1893
1894   n += impl->has_desktop ? 1 : 0;
1895
1896   if (where == SHORTCUTS_VOLUMES)
1897     goto out;
1898
1899   n += impl->num_volumes;
1900
1901   if (where == SHORTCUTS_SHORTCUTS)
1902     goto out;
1903
1904   n += impl->num_shortcuts;
1905
1906   if (where == SHORTCUTS_BOOKMARKS_SEPARATOR)
1907     goto out;
1908
1909   /* If there are no bookmarks there won't be a separator */
1910   n += (impl->num_bookmarks > 0) ? 1 : 0;
1911
1912   if (where == SHORTCUTS_BOOKMARKS)
1913     goto out;
1914
1915   n += impl->num_bookmarks;
1916
1917   if (where == SHORTCUTS_CURRENT_FOLDER_SEPARATOR)
1918     goto out;
1919
1920   n += 1;
1921
1922   if (where == SHORTCUTS_CURRENT_FOLDER)
1923     goto out;
1924
1925   g_assert_not_reached ();
1926
1927  out:
1928
1929   return n;
1930 }
1931
1932 /* Adds all the file system volumes to the shortcuts model */
1933 static void
1934 shortcuts_add_volumes (GtkFileChooserDefault *impl)
1935 {
1936   int start_row;
1937   GSList *list, *l;
1938   int n;
1939   gboolean old_changing_folders;
1940
1941   profile_start ("start", NULL);
1942
1943   old_changing_folders = impl->changing_folder;
1944   impl->changing_folder = TRUE;
1945
1946   start_row = shortcuts_get_index (impl, SHORTCUTS_VOLUMES);
1947   shortcuts_remove_rows (impl, start_row, impl->num_volumes);
1948   impl->num_volumes = 0;
1949
1950   list = _gtk_file_system_list_volumes (impl->file_system);
1951
1952   n = 0;
1953
1954   for (l = list; l; l = l->next)
1955     {
1956       GtkFileSystemVolume *volume;
1957
1958       volume = l->data;
1959
1960       if (impl->local_only)
1961         {
1962           if (_gtk_file_system_volume_is_mounted (volume))
1963             {
1964               GFile *base_file;
1965               gboolean base_is_native = TRUE;
1966
1967               base_file = _gtk_file_system_volume_get_root (volume);
1968               if (base_file != NULL)
1969                 {
1970                   base_is_native = g_file_is_native (base_file);
1971                   g_object_unref (base_file);
1972                 }
1973
1974               if (!base_is_native)
1975                 continue;
1976             }
1977         }
1978
1979       shortcuts_insert_file (impl,
1980                              start_row + n,
1981                              SHORTCUT_TYPE_VOLUME,
1982                              _gtk_file_system_volume_ref (volume),
1983                              NULL,
1984                              NULL,
1985                              FALSE,
1986                              SHORTCUTS_VOLUMES);
1987       n++;
1988     }
1989
1990   impl->num_volumes = n;
1991   g_slist_free (list);
1992
1993   if (impl->shortcuts_pane_filter_model)
1994     gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model));
1995
1996   impl->changing_folder = old_changing_folders;
1997
1998   profile_end ("end", NULL);
1999 }
2000
2001 /* Inserts a separator node in the shortcuts list */
2002 static void
2003 shortcuts_insert_separator (GtkFileChooserDefault *impl,
2004                             ShortcutsIndex         where)
2005 {
2006   GtkTreeIter iter;
2007
2008   g_assert (where == SHORTCUTS_RECENT_SEPARATOR ||
2009             where == SHORTCUTS_BOOKMARKS_SEPARATOR ||
2010             where == SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
2011
2012   gtk_list_store_insert (impl->shortcuts_model, &iter,
2013                          shortcuts_get_index (impl, where));
2014   gtk_list_store_set (impl->shortcuts_model, &iter,
2015                       SHORTCUTS_COL_PIXBUF, NULL,
2016                       SHORTCUTS_COL_PIXBUF_VISIBLE, FALSE,
2017                       SHORTCUTS_COL_NAME, NULL,
2018                       SHORTCUTS_COL_DATA, NULL,
2019                       SHORTCUTS_COL_TYPE, SHORTCUT_TYPE_SEPARATOR,
2020                       -1);
2021 }
2022
2023 /* Updates the list of bookmarks */
2024 static void
2025 shortcuts_add_bookmarks (GtkFileChooserDefault *impl)
2026 {
2027   GSList *bookmarks;
2028   gboolean old_changing_folders;
2029   GtkTreeIter iter;
2030   GFile *list_selected = NULL;
2031   ShortcutType shortcut_type;
2032   gpointer col_data;
2033
2034   profile_start ("start", NULL);
2035
2036   old_changing_folders = impl->changing_folder;
2037   impl->changing_folder = TRUE;
2038
2039   if (shortcuts_get_selected (impl, &iter))
2040     {
2041       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model),
2042                           &iter,
2043                           SHORTCUTS_COL_DATA, &col_data,
2044                           SHORTCUTS_COL_TYPE, &shortcut_type,
2045                           -1);
2046
2047       if (col_data && shortcut_type == SHORTCUT_TYPE_FILE)
2048         list_selected = g_object_ref (col_data);
2049     }
2050
2051   if (impl->num_bookmarks > 0)
2052     shortcuts_remove_rows (impl,
2053                            shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR),
2054                            impl->num_bookmarks + 1);
2055
2056   impl->num_bookmarks = 0;
2057   shortcuts_insert_separator (impl, SHORTCUTS_BOOKMARKS_SEPARATOR);
2058
2059   bookmarks = _gtk_file_system_list_bookmarks (impl->file_system);
2060   shortcuts_append_bookmarks (impl, bookmarks);
2061   g_slist_foreach (bookmarks, (GFunc) g_object_unref, NULL);
2062   g_slist_free (bookmarks);
2063
2064   if (impl->num_bookmarks == 0)
2065     shortcuts_remove_rows (impl, shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR), 1);
2066
2067   if (impl->shortcuts_pane_filter_model)
2068     gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model));
2069
2070   if (list_selected)
2071     {
2072       shortcuts_find_folder (impl, list_selected);
2073       g_object_unref (list_selected);
2074     }
2075
2076   impl->changing_folder = old_changing_folders;
2077
2078   profile_end ("end", NULL);
2079 }
2080
2081 /* Appends a separator and a row to the shortcuts list for the current folder */
2082 static void
2083 shortcuts_add_current_folder (GtkFileChooserDefault *impl)
2084 {
2085   int pos;
2086
2087   g_assert (!impl->shortcuts_current_folder_active);
2088
2089   g_assert (impl->current_folder != NULL);
2090
2091   pos = shortcut_find_position (impl, impl->current_folder);
2092   if (pos == -1)
2093     {
2094       GtkFileSystemVolume *volume;
2095       GFile *base_file;
2096
2097       /* Separator */
2098       shortcuts_insert_separator (impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
2099
2100       /* Item */
2101       pos = shortcuts_get_index (impl, SHORTCUTS_CURRENT_FOLDER);
2102
2103       volume = _gtk_file_system_get_volume_for_file (impl->file_system, impl->current_folder);
2104       if (volume)
2105         base_file = _gtk_file_system_volume_get_root (volume);
2106       else
2107         base_file = NULL;
2108
2109       if (base_file && g_file_equal (base_file, impl->current_folder))
2110         shortcuts_insert_file (impl, pos, SHORTCUT_TYPE_VOLUME, volume, NULL, NULL, FALSE, SHORTCUTS_CURRENT_FOLDER);
2111       else
2112         shortcuts_insert_file (impl, pos, SHORTCUT_TYPE_FILE, NULL, impl->current_folder, NULL, FALSE, SHORTCUTS_CURRENT_FOLDER);
2113
2114       if (base_file)
2115         g_object_unref (base_file);
2116     }
2117 }
2118
2119 /* Updates the current folder row in the shortcuts model */
2120 static void
2121 shortcuts_update_current_folder (GtkFileChooserDefault *impl)
2122 {
2123   int pos;
2124
2125   pos = shortcuts_get_index (impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
2126
2127   if (impl->shortcuts_current_folder_active)
2128     {
2129       shortcuts_remove_rows (impl, pos, 2);
2130       impl->shortcuts_current_folder_active = FALSE;
2131     }
2132
2133   shortcuts_add_current_folder (impl);
2134 }
2135
2136 /* Filter function used for the shortcuts filter model */
2137 static gboolean
2138 shortcuts_pane_filter_cb (GtkTreeModel *model,
2139                           GtkTreeIter  *iter,
2140                           gpointer      data)
2141 {
2142   GtkFileChooserDefault *impl;
2143   GtkTreePath *path;
2144   int pos;
2145
2146   impl = GTK_FILE_CHOOSER_DEFAULT (data);
2147
2148   path = gtk_tree_model_get_path (model, iter);
2149   if (!path)
2150     return FALSE;
2151
2152   pos = *gtk_tree_path_get_indices (path);
2153   gtk_tree_path_free (path);
2154
2155   return (pos < shortcuts_get_index (impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR));
2156 }
2157
2158 /* Creates the list model for shortcuts */
2159 static void
2160 shortcuts_model_create (GtkFileChooserDefault *impl)
2161 {
2162   /* Keep this order in sync with the SHORCUTS_COL_* enum values */
2163   impl->shortcuts_model = gtk_list_store_new (SHORTCUTS_COL_NUM_COLUMNS,
2164                                               GDK_TYPE_PIXBUF,  /* pixbuf */
2165                                               G_TYPE_STRING,    /* name */
2166                                               G_TYPE_POINTER,   /* path or volume */
2167                                               G_TYPE_INT,       /* ShortcutType */
2168                                               G_TYPE_BOOLEAN,   /* removable */
2169                                               G_TYPE_BOOLEAN,   /* pixbuf cell visibility */
2170                                               G_TYPE_POINTER);  /* GCancellable */
2171
2172   shortcuts_append_search (impl);
2173
2174   if (impl->recent_manager)
2175     {
2176       shortcuts_append_recent (impl);
2177       shortcuts_insert_separator (impl, SHORTCUTS_RECENT_SEPARATOR);
2178     }
2179
2180   if (impl->file_system)
2181     {
2182       shortcuts_append_home (impl);
2183       shortcuts_append_desktop (impl);
2184       shortcuts_add_volumes (impl);
2185     }
2186
2187   impl->shortcuts_pane_filter_model = shortcuts_pane_model_filter_new (impl,
2188                                                                        GTK_TREE_MODEL (impl->shortcuts_model),
2189                                                                        NULL);
2190
2191   gtk_tree_model_filter_set_visible_func (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model),
2192                                           shortcuts_pane_filter_cb,
2193                                           impl,
2194                                           NULL);
2195 }
2196
2197 /* Callback used when the "New Folder" button is clicked */
2198 static void
2199 new_folder_button_clicked (GtkButton             *button,
2200                            GtkFileChooserDefault *impl)
2201 {
2202   GtkTreeIter iter;
2203   GtkTreePath *path;
2204
2205   if (!impl->browse_files_model)
2206     return; /* FIXME: this sucks.  Disable the New Folder button or something. */
2207
2208   /* Prevent button from being clicked twice */
2209   gtk_widget_set_sensitive (impl->browse_new_folder_button, FALSE);
2210
2211   _gtk_file_system_model_add_editable (impl->browse_files_model, &iter);
2212
2213   path = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->browse_files_model), &iter);
2214   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (impl->browse_files_tree_view),
2215                                 path, impl->list_name_column,
2216                                 FALSE, 0.0, 0.0);
2217
2218   g_object_set (impl->list_name_renderer, "editable", TRUE, NULL);
2219   gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view),
2220                             path,
2221                             impl->list_name_column,
2222                             TRUE);
2223
2224   gtk_tree_path_free (path);
2225 }
2226
2227 static GSource *
2228 add_idle_while_impl_is_alive (GtkFileChooserDefault *impl, GCallback callback)
2229 {
2230   GSource *source;
2231
2232   source = g_idle_source_new ();
2233   g_source_set_closure (source,
2234                         g_cclosure_new_object (callback, G_OBJECT (impl)));
2235   g_source_attach (source, NULL);
2236
2237   return source;
2238 }
2239
2240 /* Idle handler for creating a new folder after editing its name cell, or for
2241  * canceling the editing.
2242  */
2243 static gboolean
2244 edited_idle_cb (GtkFileChooserDefault *impl)
2245 {
2246   GDK_THREADS_ENTER ();
2247
2248   g_source_destroy (impl->edited_idle);
2249   impl->edited_idle = NULL;
2250
2251   _gtk_file_system_model_remove_editable (impl->browse_files_model);
2252   g_object_set (impl->list_name_renderer, "editable", FALSE, NULL);
2253
2254   gtk_widget_set_sensitive (impl->browse_new_folder_button, TRUE);
2255
2256   if (impl->edited_new_text /* not cancelled? */
2257       && (strlen (impl->edited_new_text) != 0)
2258       && (strcmp (impl->edited_new_text, DEFAULT_NEW_FOLDER_NAME) != 0)) /* Don't create folder if name is empty or has not been edited */
2259     {
2260       GError *error = NULL;
2261       GFile *file;
2262
2263       file = g_file_get_child_for_display_name (impl->current_folder,
2264                                                 impl->edited_new_text,
2265                                                 &error);
2266       if (file)
2267         {
2268           GError *error = NULL;
2269
2270           if (g_file_make_directory (file, NULL, &error))
2271             change_folder_and_display_error (impl, file, FALSE);
2272           else
2273             error_creating_folder_dialog (impl, file, error);
2274
2275           g_object_unref (file);
2276         }
2277       else
2278         error_creating_folder_dialog (impl, file, error);
2279
2280       g_free (impl->edited_new_text);
2281       impl->edited_new_text = NULL;
2282     }
2283
2284   GDK_THREADS_LEAVE ();
2285
2286   return FALSE;
2287 }
2288
2289 static void
2290 queue_edited_idle (GtkFileChooserDefault *impl,
2291                    const gchar           *new_text)
2292 {
2293   /* We create the folder in an idle handler so that we don't modify the tree
2294    * just now.
2295    */
2296
2297   if (!impl->edited_idle)
2298     impl->edited_idle = add_idle_while_impl_is_alive (impl, G_CALLBACK (edited_idle_cb));
2299
2300   g_free (impl->edited_new_text);
2301   impl->edited_new_text = g_strdup (new_text);
2302 }
2303
2304 /* Callback used from the text cell renderer when the new folder is named */
2305 static void
2306 renderer_edited_cb (GtkCellRendererText   *cell_renderer_text,
2307                     const gchar           *path,
2308                     const gchar           *new_text,
2309                     GtkFileChooserDefault *impl)
2310 {
2311   /* work around bug #154921 */
2312   g_object_set (cell_renderer_text,
2313                 "mode", GTK_CELL_RENDERER_MODE_INERT, NULL);
2314   queue_edited_idle (impl, new_text);
2315 }
2316
2317 /* Callback used from the text cell renderer when the new folder edition gets
2318  * canceled.
2319  */
2320 static void
2321 renderer_editing_canceled_cb (GtkCellRendererText   *cell_renderer_text,
2322                               GtkFileChooserDefault *impl)
2323 {
2324   /* work around bug #154921 */
2325   g_object_set (cell_renderer_text,
2326                 "mode", GTK_CELL_RENDERER_MODE_INERT, NULL);
2327   queue_edited_idle (impl, NULL);
2328 }
2329
2330 /* Creates the widgets for the filter combo box */
2331 static GtkWidget *
2332 filter_create (GtkFileChooserDefault *impl)
2333 {
2334   GtkCellRenderer *cell;
2335   GList           *cells;
2336
2337   impl->filter_combo = gtk_combo_box_text_new ();
2338   gtk_combo_box_set_focus_on_click (GTK_COMBO_BOX (impl->filter_combo), FALSE);
2339
2340   /* Get the combo's text renderer and set ellipsize parameters */
2341   cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (impl->filter_combo));
2342   g_assert (cells);
2343   cell = cells->data;
2344
2345   g_object_set (G_OBJECT (cell),
2346                 "ellipsize", PANGO_ELLIPSIZE_END,
2347                 NULL);
2348
2349   g_list_free (cells);
2350
2351   g_signal_connect (impl->filter_combo, "changed",
2352                     G_CALLBACK (filter_combo_changed), impl);
2353
2354   gtk_widget_set_tooltip_text (impl->filter_combo,
2355                                _("Select which types of files are shown"));
2356
2357   return impl->filter_combo;
2358 }
2359
2360 static GtkWidget *
2361 toolbutton_new (GtkFileChooserDefault *impl,
2362                 GIcon                 *icon,
2363                 gboolean               sensitive,
2364                 gboolean               show,
2365                 GCallback              callback)
2366 {
2367   GtkToolItem *item;
2368   GtkWidget *image;
2369
2370   item = gtk_tool_button_new (NULL, NULL);
2371   image = gtk_image_new_from_gicon (icon, GTK_ICON_SIZE_SMALL_TOOLBAR);
2372   gtk_widget_show (image);
2373   gtk_tool_button_set_icon_widget (GTK_TOOL_BUTTON (item), image);
2374
2375   gtk_widget_set_sensitive (GTK_WIDGET (item), sensitive);
2376   g_signal_connect (item, "clicked", callback, impl);
2377
2378   if (show)
2379     gtk_widget_show (GTK_WIDGET (item));
2380
2381   return GTK_WIDGET (item);
2382 }
2383
2384 /* Looks for a path among the shortcuts; returns its index or -1 if it doesn't exist */
2385 static int
2386 shortcut_find_position (GtkFileChooserDefault *impl,
2387                         GFile                 *file)
2388 {
2389   GtkTreeIter iter;
2390   int i;
2391   int current_folder_separator_idx;
2392
2393   if (!gtk_tree_model_get_iter_first (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
2394     return -1;
2395
2396   current_folder_separator_idx = shortcuts_get_index (impl, SHORTCUTS_CURRENT_FOLDER_SEPARATOR);
2397
2398 #if 0
2399   /* FIXME: is this still needed? */
2400   if (current_folder_separator_idx >= impl->shortcuts_model->length)
2401     return -1;
2402 #endif
2403
2404   for (i = 0; i < current_folder_separator_idx; i++)
2405     {
2406       gpointer col_data;
2407       ShortcutType shortcut_type;
2408
2409       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
2410                           SHORTCUTS_COL_DATA, &col_data,
2411                           SHORTCUTS_COL_TYPE, &shortcut_type,
2412                           -1);
2413
2414       if (col_data)
2415         {
2416           if (shortcut_type == SHORTCUT_TYPE_VOLUME)
2417             {
2418               GtkFileSystemVolume *volume;
2419               GFile *base_file;
2420               gboolean exists;
2421
2422               volume = col_data;
2423               base_file = _gtk_file_system_volume_get_root (volume);
2424
2425               exists = base_file && g_file_equal (file, base_file);
2426
2427               if (base_file)
2428                 g_object_unref (base_file);
2429
2430               if (exists)
2431                 return i;
2432             }
2433           else if (shortcut_type == SHORTCUT_TYPE_FILE)
2434             {
2435               GFile *model_file;
2436
2437               model_file = col_data;
2438
2439               if (model_file && g_file_equal (model_file, file))
2440                 return i;
2441             }
2442         }
2443
2444       if (i < current_folder_separator_idx - 1)
2445         {
2446           if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
2447             g_assert_not_reached ();
2448         }
2449     }
2450
2451   return -1;
2452 }
2453
2454 /* Tries to add a bookmark from a path name */
2455 static gboolean
2456 shortcuts_add_bookmark_from_file (GtkFileChooserDefault *impl,
2457                                   GFile                 *file,
2458                                   int                    pos)
2459 {
2460   GError *error;
2461
2462   g_return_val_if_fail (G_IS_FILE (file), FALSE);
2463
2464   if (shortcut_find_position (impl, file) != -1)
2465     return FALSE;
2466
2467   error = NULL;
2468   if (!_gtk_file_system_insert_bookmark (impl->file_system, file, pos, &error))
2469     {
2470       error_adding_bookmark_dialog (impl, file, error);
2471       return FALSE;
2472     }
2473
2474   return TRUE;
2475 }
2476
2477 static void
2478 add_bookmark_foreach_cb (GtkTreeModel *model,
2479                          GtkTreePath  *path,
2480                          GtkTreeIter  *iter,
2481                          gpointer      data)
2482 {
2483   GtkFileChooserDefault *impl;
2484   GFile *file;
2485
2486   impl = (GtkFileChooserDefault *) data;
2487
2488   gtk_tree_model_get (model, iter,
2489                       MODEL_COL_FILE, &file,
2490                       -1);
2491
2492   shortcuts_add_bookmark_from_file (impl, file, -1);
2493
2494   g_object_unref (file);
2495 }
2496
2497 /* Adds a bookmark from the currently selected item in the file list */
2498 static void
2499 bookmarks_add_selected_folder (GtkFileChooserDefault *impl)
2500 {
2501   GtkTreeSelection *selection;
2502
2503   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
2504
2505   if (gtk_tree_selection_count_selected_rows (selection) == 0)
2506     shortcuts_add_bookmark_from_file (impl, impl->current_folder, -1);
2507   else
2508     gtk_tree_selection_selected_foreach (selection,
2509                                          add_bookmark_foreach_cb,
2510                                          impl);
2511 }
2512
2513 /* Callback used when the "Add bookmark" button is clicked */
2514 static void
2515 add_bookmark_button_clicked_cb (GtkButton *button,
2516                                 GtkFileChooserDefault *impl)
2517 {
2518   bookmarks_add_selected_folder (impl);
2519 }
2520
2521 /* Returns TRUE plus an iter in the shortcuts_model if a row is selected;
2522  * returns FALSE if no shortcut is selected.
2523  */
2524 static gboolean
2525 shortcuts_get_selected (GtkFileChooserDefault *impl,
2526                         GtkTreeIter           *iter)
2527 {
2528   GtkTreeSelection *selection;
2529   GtkTreeIter parent_iter;
2530
2531   if (!impl->browse_shortcuts_tree_view)
2532     return FALSE;
2533
2534   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
2535
2536   if (!gtk_tree_selection_get_selected (selection, NULL, &parent_iter))
2537     return FALSE;
2538
2539   gtk_tree_model_filter_convert_iter_to_child_iter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model),
2540                                                     iter,
2541                                                     &parent_iter);
2542   return TRUE;
2543 }
2544
2545 /* Removes the selected bookmarks */
2546 static void
2547 remove_selected_bookmarks (GtkFileChooserDefault *impl)
2548 {
2549   GtkTreeIter iter;
2550   gpointer col_data;
2551   GFile *file;
2552   gboolean removable;
2553   GError *error;
2554
2555   if (!shortcuts_get_selected (impl, &iter))
2556     return;
2557
2558   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
2559                       SHORTCUTS_COL_DATA, &col_data,
2560                       SHORTCUTS_COL_REMOVABLE, &removable,
2561                       -1);
2562
2563   if (!removable)
2564     return;
2565
2566   g_assert (col_data != NULL);
2567
2568   file = col_data;
2569
2570   error = NULL;
2571   if (!_gtk_file_system_remove_bookmark (impl->file_system, file, &error))
2572     error_removing_bookmark_dialog (impl, file, error);
2573 }
2574
2575 /* Callback used when the "Remove bookmark" button is clicked */
2576 static void
2577 remove_bookmark_button_clicked_cb (GtkButton *button,
2578                                    GtkFileChooserDefault *impl)
2579 {
2580   remove_selected_bookmarks (impl);
2581 }
2582
2583 struct selection_check_closure {
2584   GtkFileChooserDefault *impl;
2585   int num_selected;
2586   gboolean all_files;
2587   gboolean all_folders;
2588 };
2589
2590 /* Used from gtk_tree_selection_selected_foreach() */
2591 static void
2592 selection_check_foreach_cb (GtkTreeModel *model,
2593                             GtkTreePath  *path,
2594                             GtkTreeIter  *iter,
2595                             gpointer      data)
2596 {
2597   struct selection_check_closure *closure;
2598   gboolean is_folder;
2599   GFile *file;
2600
2601   gtk_tree_model_get (model, iter,
2602                       MODEL_COL_FILE, &file,
2603                       MODEL_COL_IS_FOLDER, &is_folder,
2604                       -1);
2605
2606   if (file == NULL)
2607     return;
2608
2609   g_object_unref (file);
2610
2611   closure = data;
2612   closure->num_selected++;
2613
2614   closure->all_folders = closure->all_folders && is_folder;
2615   closure->all_files = closure->all_files && !is_folder;
2616 }
2617
2618 /* Checks whether the selected items in the file list are all files or all folders */
2619 static void
2620 selection_check (GtkFileChooserDefault *impl,
2621                  gint                  *num_selected,
2622                  gboolean              *all_files,
2623                  gboolean              *all_folders)
2624 {
2625   struct selection_check_closure closure;
2626   GtkTreeSelection *selection;
2627
2628   closure.impl = impl;
2629   closure.num_selected = 0;
2630   closure.all_files = TRUE;
2631   closure.all_folders = TRUE;
2632
2633   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
2634   gtk_tree_selection_selected_foreach (selection,
2635                                        selection_check_foreach_cb,
2636                                        &closure);
2637
2638   g_assert (closure.num_selected == 0 || !(closure.all_files && closure.all_folders));
2639
2640   if (num_selected)
2641     *num_selected = closure.num_selected;
2642
2643   if (all_files)
2644     *all_files = closure.all_files;
2645
2646   if (all_folders)
2647     *all_folders = closure.all_folders;
2648 }
2649
2650 struct get_selected_file_closure {
2651   GtkFileChooserDefault *impl;
2652   GFile *file;
2653 };
2654
2655 static void
2656 get_selected_file_foreach_cb (GtkTreeModel *model,
2657                               GtkTreePath  *path,
2658                               GtkTreeIter  *iter,
2659                               gpointer      data)
2660 {
2661   struct get_selected_file_closure *closure = data;
2662
2663   if (closure->file)
2664     {
2665       /* Just in case this function gets run more than once with a multiple selection; we only care about one file */
2666       g_object_unref (closure->file);
2667       closure->file = NULL;
2668     }
2669
2670   gtk_tree_model_get (model, iter,
2671                       MODEL_COL_FILE, &closure->file, /* this will give us a reffed file */
2672                       -1);
2673 }
2674
2675 /* Returns a selected path from the file list */
2676 static GFile *
2677 get_selected_file (GtkFileChooserDefault *impl)
2678 {
2679   struct get_selected_file_closure closure;
2680   GtkTreeSelection *selection;
2681
2682   closure.impl = impl;
2683   closure.file = NULL;
2684
2685   selection =  gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
2686   gtk_tree_selection_selected_foreach (selection,
2687                                        get_selected_file_foreach_cb,
2688                                        &closure);
2689
2690   return closure.file;
2691 }
2692
2693 typedef struct {
2694   GtkFileChooserDefault *impl;
2695   gchar *tip;
2696 } UpdateTooltipData;
2697
2698 static void
2699 update_tooltip (GtkTreeModel      *model,
2700                 GtkTreePath       *path,
2701                 GtkTreeIter       *iter,
2702                 gpointer           data)
2703 {
2704   UpdateTooltipData *udata = data;
2705
2706   if (udata->tip == NULL)
2707     {
2708       gchar *display_name;
2709
2710       gtk_tree_model_get (model, iter,
2711                           MODEL_COL_NAME, &display_name,
2712                           -1);
2713
2714       udata->tip = g_strdup_printf (_("Add the folder '%s' to the bookmarks"),
2715                                     display_name);
2716       g_free (display_name);
2717     }
2718 }
2719
2720
2721 /* Sensitize the "add bookmark" button if all the selected items are folders, or
2722  * if there are no selected items *and* the current folder is not in the
2723  * bookmarks list.  De-sensitize the button otherwise.
2724  */
2725 static void
2726 bookmarks_check_add_sensitivity (GtkFileChooserDefault *impl)
2727 {
2728   gint num_selected;
2729   gboolean all_folders;
2730   gboolean active;
2731   gchar *tip;
2732
2733   selection_check (impl, &num_selected, NULL, &all_folders);
2734
2735   if (num_selected == 0)
2736     active = (impl->current_folder != NULL) && (shortcut_find_position (impl, impl->current_folder) == -1);
2737   else if (num_selected == 1)
2738     {
2739       GFile *file;
2740
2741       file = get_selected_file (impl);
2742       active = file && all_folders && (shortcut_find_position (impl, file) == -1);
2743       if (file)
2744         g_object_unref (file);
2745     }
2746   else
2747     active = all_folders;
2748
2749   gtk_widget_set_sensitive (impl->browse_shortcuts_add_button, active);
2750
2751   if (impl->browse_files_popup_menu_add_shortcut_item)
2752     gtk_widget_set_sensitive (impl->browse_files_popup_menu_add_shortcut_item,
2753                               (num_selected == 0) ? FALSE : active);
2754
2755   if (active)
2756     {
2757       if (num_selected == 0)
2758         tip = g_strdup_printf (_("Add the current folder to the bookmarks"));
2759       else if (num_selected > 1)
2760         tip = g_strdup_printf (_("Add the selected folders to the bookmarks"));
2761       else
2762         {
2763           GtkTreeSelection *selection;
2764           UpdateTooltipData data;
2765
2766           selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
2767           data.impl = impl;
2768           data.tip = NULL;
2769           gtk_tree_selection_selected_foreach (selection, update_tooltip, &data);
2770           tip = data.tip;
2771         }
2772
2773       gtk_widget_set_tooltip_text (impl->browse_shortcuts_add_button, tip);
2774       g_free (tip);
2775     }
2776 }
2777
2778 /* Sets the sensitivity of the "remove bookmark" button depending on whether a
2779  * bookmark row is selected in the shortcuts tree.
2780  */
2781 static void
2782 bookmarks_check_remove_sensitivity (GtkFileChooserDefault *impl)
2783 {
2784   GtkTreeIter iter;
2785   gboolean removable = FALSE;
2786   gchar *name = NULL;
2787   gchar *tip;
2788
2789   if (shortcuts_get_selected (impl, &iter))
2790     {
2791       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
2792                           SHORTCUTS_COL_REMOVABLE, &removable,
2793                           SHORTCUTS_COL_NAME, &name,
2794                           -1);
2795       gtk_widget_set_sensitive (impl->browse_shortcuts_remove_button, removable);
2796
2797       if (removable)
2798         tip = g_strdup_printf (_("Remove the bookmark '%s'"), name);
2799       else
2800         tip = g_strdup_printf (_("Bookmark '%s' cannot be removed"), name);
2801
2802       gtk_widget_set_tooltip_text (impl->browse_shortcuts_remove_button, tip);
2803       g_free (tip);
2804     }
2805   else
2806     gtk_widget_set_tooltip_text (impl->browse_shortcuts_remove_button,
2807                                  _("Remove the selected bookmark"));
2808   g_free (name);
2809 }
2810
2811 static void
2812 shortcuts_check_popup_sensitivity (GtkFileChooserDefault *impl)
2813 {
2814   GtkTreeIter iter;
2815   gboolean removable = FALSE;
2816
2817   if (impl->browse_shortcuts_popup_menu == NULL)
2818     return;
2819
2820   if (shortcuts_get_selected (impl, &iter))
2821     gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
2822                         SHORTCUTS_COL_REMOVABLE, &removable,
2823                         -1);
2824
2825   gtk_widget_set_sensitive (impl->browse_shortcuts_popup_menu_remove_item, removable);
2826   gtk_widget_set_sensitive (impl->browse_shortcuts_popup_menu_rename_item, removable);
2827 }
2828
2829 /* GtkWidget::drag-begin handler for the shortcuts list. */
2830 static void
2831 shortcuts_drag_begin_cb (GtkWidget             *widget,
2832                          GdkDragContext        *context,
2833                          GtkFileChooserDefault *impl)
2834 {
2835 #if 0
2836   impl->shortcuts_drag_context = g_object_ref (context);
2837 #endif
2838 }
2839
2840 #if 0
2841 /* Removes the idle handler for outside drags */
2842 static void
2843 shortcuts_cancel_drag_outside_idle (GtkFileChooserDefault *impl)
2844 {
2845   if (!impl->shortcuts_drag_outside_idle)
2846     return;
2847
2848   g_source_destroy (impl->shortcuts_drag_outside_idle);
2849   impl->shortcuts_drag_outside_idle = NULL;
2850 }
2851 #endif
2852
2853 /* GtkWidget::drag-end handler for the shortcuts list. */
2854 static void
2855 shortcuts_drag_end_cb (GtkWidget             *widget,
2856                        GdkDragContext        *context,
2857                        GtkFileChooserDefault *impl)
2858 {
2859 #if 0
2860   g_object_unref (impl->shortcuts_drag_context);
2861
2862   shortcuts_cancel_drag_outside_idle (impl);
2863
2864   if (!impl->shortcuts_drag_outside)
2865     return;
2866
2867   gtk_button_clicked (GTK_BUTTON (impl->browse_shortcuts_remove_button));
2868
2869   impl->shortcuts_drag_outside = FALSE;
2870 #endif
2871 }
2872
2873 /* GtkWidget::drag-data-delete handler for the shortcuts list. */
2874 static void
2875 shortcuts_drag_data_delete_cb (GtkWidget             *widget,
2876                                GdkDragContext        *context,
2877                                GtkFileChooserDefault *impl)
2878 {
2879   g_signal_stop_emission_by_name (widget, "drag-data-delete");
2880 }
2881
2882 /* GtkWidget::drag-leave handler for the shortcuts list.  We unhighlight the
2883  * drop position.
2884  */
2885 static void
2886 shortcuts_drag_leave_cb (GtkWidget             *widget,
2887                          GdkDragContext        *context,
2888                          guint                  time_,
2889                          GtkFileChooserDefault *impl)
2890 {
2891 #if 0
2892   if (gtk_drag_get_source_widget (context) == widget && !impl->shortcuts_drag_outside_idle)
2893     {
2894       impl->shortcuts_drag_outside_idle = add_idle_while_impl_is_alive (impl, G_CALLBACK (shortcuts_drag_outside_idle_cb));
2895     }
2896 #endif
2897
2898   gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
2899                                    NULL,
2900                                    GTK_TREE_VIEW_DROP_BEFORE);
2901
2902   g_signal_stop_emission_by_name (widget, "drag-leave");
2903 }
2904
2905 /* Computes the appropriate row and position for dropping */
2906 static void
2907 shortcuts_compute_drop_position (GtkFileChooserDefault   *impl,
2908                                  int                      x,
2909                                  int                      y,
2910                                  GtkTreePath            **path,
2911                                  GtkTreeViewDropPosition *pos)
2912 {
2913   GtkTreeView *tree_view;
2914   GtkTreeViewColumn *column;
2915   int cell_y;
2916   GdkRectangle cell;
2917   int row;
2918   int bookmarks_index;
2919   int header_height = 0;
2920
2921   tree_view = GTK_TREE_VIEW (impl->browse_shortcuts_tree_view);
2922
2923   if (gtk_tree_view_get_headers_visible (tree_view))
2924     header_height = _gtk_tree_view_get_header_height (tree_view);
2925
2926   bookmarks_index = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS);
2927
2928   if (!gtk_tree_view_get_path_at_pos (tree_view,
2929                                       x,
2930                                       y - header_height,
2931                                       path,
2932                                       &column,
2933                                       NULL,
2934                                       &cell_y))
2935     {
2936       row = bookmarks_index + impl->num_bookmarks - 1;
2937       *path = gtk_tree_path_new_from_indices (row, -1);
2938       *pos = GTK_TREE_VIEW_DROP_AFTER;
2939       return;
2940     }
2941
2942   row = *gtk_tree_path_get_indices (*path);
2943   gtk_tree_view_get_background_area (tree_view, *path, column, &cell);
2944   gtk_tree_path_free (*path);
2945
2946   if (row < bookmarks_index)
2947     {
2948       row = bookmarks_index;
2949       *pos = GTK_TREE_VIEW_DROP_BEFORE;
2950     }
2951   else if (row > bookmarks_index + impl->num_bookmarks - 1)
2952     {
2953       row = bookmarks_index + impl->num_bookmarks - 1;
2954       *pos = GTK_TREE_VIEW_DROP_AFTER;
2955     }
2956   else
2957     {
2958       if (cell_y < cell.height / 2)
2959         *pos = GTK_TREE_VIEW_DROP_BEFORE;
2960       else
2961         *pos = GTK_TREE_VIEW_DROP_AFTER;
2962     }
2963
2964   *path = gtk_tree_path_new_from_indices (row, -1);
2965 }
2966
2967 /* GtkWidget::drag-motion handler for the shortcuts list.  We basically
2968  * implement the destination side of DnD by hand, due to limitations in
2969  * GtkTreeView's DnD API.
2970  */
2971 static gboolean
2972 shortcuts_drag_motion_cb (GtkWidget             *widget,
2973                           GdkDragContext        *context,
2974                           gint                   x,
2975                           gint                   y,
2976                           guint                  time_,
2977                           GtkFileChooserDefault *impl)
2978 {
2979   GtkTreePath *path;
2980   GtkTreeViewDropPosition pos;
2981   GdkDragAction action;
2982
2983 #if 0
2984   if (gtk_drag_get_source_widget (context) == widget)
2985     {
2986       shortcuts_cancel_drag_outside_idle (impl);
2987
2988       if (impl->shortcuts_drag_outside)
2989         {
2990           shortcuts_drag_set_delete_cursor (impl, FALSE);
2991           impl->shortcuts_drag_outside = FALSE;
2992         }
2993     }
2994 #endif
2995
2996   if (gdk_drag_context_get_suggested_action (context) == GDK_ACTION_COPY ||
2997       (gdk_drag_context_get_actions (context) & GDK_ACTION_COPY) != 0)
2998     action = GDK_ACTION_COPY;
2999   else if (gdk_drag_context_get_suggested_action (context) == GDK_ACTION_MOVE ||
3000            (gdk_drag_context_get_actions (context) & GDK_ACTION_MOVE) != 0)
3001     action = GDK_ACTION_MOVE;
3002   else
3003     {
3004       action = 0;
3005       goto out;
3006     }
3007
3008   shortcuts_compute_drop_position (impl, x, y, &path, &pos);
3009   gtk_tree_view_set_drag_dest_row (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), path, pos);
3010   gtk_tree_path_free (path);
3011
3012  out:
3013
3014   g_signal_stop_emission_by_name (widget, "drag-motion");
3015
3016   if (action != 0)
3017     {
3018       gdk_drag_status (context, action, time_);
3019       return TRUE;
3020     }
3021   else
3022     return FALSE;
3023 }
3024
3025 /* GtkWidget::drag-drop handler for the shortcuts list. */
3026 static gboolean
3027 shortcuts_drag_drop_cb (GtkWidget             *widget,
3028                         GdkDragContext        *context,
3029                         gint                   x,
3030                         gint                   y,
3031                         guint                  time_,
3032                         GtkFileChooserDefault *impl)
3033 {
3034 #if 0
3035   shortcuts_cancel_drag_outside_idle (impl);
3036 #endif
3037
3038   g_signal_stop_emission_by_name (widget, "drag-drop");
3039   return TRUE;
3040 }
3041
3042 /* Parses a "text/uri-list" string and inserts its URIs as bookmarks */
3043 static void
3044 shortcuts_drop_uris (GtkFileChooserDefault *impl,
3045                      GtkSelectionData      *selection_data,
3046                      int                    position)
3047 {
3048   gchar **uris;
3049   gint i;
3050
3051   uris = gtk_selection_data_get_uris (selection_data);
3052   if (!uris)
3053     return;
3054
3055   for (i = 0; uris[i]; i++)
3056     {
3057       char *uri;
3058       GFile *file;
3059
3060       uri = uris[i];
3061       file = g_file_new_for_uri (uri);
3062
3063       if (shortcuts_add_bookmark_from_file (impl, file, position))
3064         position++;
3065
3066       g_object_unref (file);
3067     }
3068
3069   g_strfreev (uris);
3070 }
3071
3072 /* Reorders the selected bookmark to the specified position */
3073 static void
3074 shortcuts_reorder (GtkFileChooserDefault *impl,
3075                    int                    new_position)
3076 {
3077   GtkTreeIter iter;
3078   gpointer col_data;
3079   ShortcutType shortcut_type;
3080   GtkTreePath *path;
3081   int old_position;
3082   int bookmarks_index;
3083   GFile *file;
3084   GError *error;
3085   gchar *name = NULL;
3086
3087   /* Get the selected path */
3088
3089   if (!shortcuts_get_selected (impl, &iter))
3090     g_assert_not_reached ();
3091
3092   path = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->shortcuts_model), &iter);
3093   old_position = *gtk_tree_path_get_indices (path);
3094   gtk_tree_path_free (path);
3095
3096   bookmarks_index = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS);
3097   old_position -= bookmarks_index;
3098   g_assert (old_position >= 0 && old_position < impl->num_bookmarks);
3099
3100   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
3101                       SHORTCUTS_COL_NAME, &name,
3102                       SHORTCUTS_COL_DATA, &col_data,
3103                       SHORTCUTS_COL_TYPE, &shortcut_type,
3104                       -1);
3105   g_assert (col_data != NULL);
3106   g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
3107
3108   file = col_data;
3109   g_object_ref (file); /* removal below will free file, so we need a new ref */
3110
3111   /* Remove the path from the old position and insert it in the new one */
3112
3113   if (new_position > old_position)
3114     new_position--;
3115
3116   if (old_position == new_position)
3117     goto out;
3118
3119   error = NULL;
3120   if (_gtk_file_system_remove_bookmark (impl->file_system, file, &error))
3121     {
3122       shortcuts_add_bookmark_from_file (impl, file, new_position);
3123       _gtk_file_system_set_bookmark_label (impl->file_system, file, name);
3124     }
3125   else
3126     error_adding_bookmark_dialog (impl, file, error);
3127
3128  out:
3129
3130   g_object_unref (file);
3131   g_free (name);
3132 }
3133
3134 /* Callback used when we get the drag data for the bookmarks list.  We add the
3135  * received URIs as bookmarks if they are folders.
3136  */
3137 static void
3138 shortcuts_drag_data_received_cb (GtkWidget          *widget,
3139                                  GdkDragContext     *context,
3140                                  gint                x,
3141                                  gint                y,
3142                                  GtkSelectionData   *selection_data,
3143                                  guint               info,
3144                                  guint               time_,
3145                                  gpointer            data)
3146 {
3147   GtkFileChooserDefault *impl;
3148   GtkTreePath *tree_path;
3149   GtkTreeViewDropPosition tree_pos;
3150   GdkAtom target;
3151   int position;
3152   int bookmarks_index;
3153
3154   impl = GTK_FILE_CHOOSER_DEFAULT (data);
3155
3156   /* Compute position */
3157
3158   bookmarks_index = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS);
3159
3160   shortcuts_compute_drop_position (impl, x, y, &tree_path, &tree_pos);
3161   position = *gtk_tree_path_get_indices (tree_path);
3162   gtk_tree_path_free (tree_path);
3163
3164   if (tree_pos == GTK_TREE_VIEW_DROP_AFTER)
3165     position++;
3166
3167   g_assert (position >= bookmarks_index);
3168   position -= bookmarks_index;
3169
3170   target = gtk_selection_data_get_target (selection_data);
3171
3172   if (gtk_targets_include_uri (&target, 1))
3173     shortcuts_drop_uris (impl, selection_data, position);
3174   else if (target == gdk_atom_intern_static_string ("GTK_TREE_MODEL_ROW"))
3175     shortcuts_reorder (impl, position);
3176
3177   g_signal_stop_emission_by_name (widget, "drag-data-received");
3178 }
3179
3180 /* Callback used to display a tooltip in the shortcuts tree */
3181 static gboolean
3182 shortcuts_query_tooltip_cb (GtkWidget             *widget,
3183                             gint                   x,
3184                             gint                   y,
3185                             gboolean               keyboard_mode,
3186                             GtkTooltip            *tooltip,
3187                             GtkFileChooserDefault *impl)
3188 {
3189   GtkTreeModel *model;
3190   GtkTreeIter iter;
3191
3192   if (gtk_tree_view_get_tooltip_context (GTK_TREE_VIEW (widget),
3193                                          &x, &y,
3194                                          keyboard_mode,
3195                                          &model,
3196                                          NULL,
3197                                          &iter))
3198     {
3199       gpointer col_data;
3200       ShortcutType shortcut_type;
3201
3202       gtk_tree_model_get (model, &iter,
3203                           SHORTCUTS_COL_DATA, &col_data,
3204                           SHORTCUTS_COL_TYPE, &shortcut_type,
3205                           -1);
3206
3207       if (shortcut_type == SHORTCUT_TYPE_SEPARATOR)
3208         return FALSE;
3209       else if (shortcut_type == SHORTCUT_TYPE_VOLUME)
3210         return FALSE;
3211       else if (shortcut_type == SHORTCUT_TYPE_FILE)
3212         {
3213           GFile *file;
3214           char *parse_name;
3215
3216           file = G_FILE (col_data);
3217           parse_name = g_file_get_parse_name (file);
3218
3219           gtk_tooltip_set_text (tooltip, parse_name);
3220
3221           g_free (parse_name);
3222
3223           return TRUE;
3224         }
3225       else if (shortcut_type == SHORTCUT_TYPE_SEARCH)
3226         {
3227           return FALSE;
3228         }
3229       else if (shortcut_type == SHORTCUT_TYPE_RECENT)
3230         {
3231           return FALSE;
3232         }
3233     }
3234
3235   return FALSE;
3236 }
3237
3238
3239 /* Callback used when the selection in the shortcuts tree changes */
3240 static void
3241 shortcuts_selection_changed_cb (GtkTreeSelection      *selection,
3242                                 GtkFileChooserDefault *impl)
3243 {
3244   GtkTreeIter iter;
3245   GtkTreeIter child_iter;
3246
3247   bookmarks_check_remove_sensitivity (impl);
3248   shortcuts_check_popup_sensitivity (impl);
3249
3250   if (impl->changing_folder)
3251     return;
3252
3253   if (gtk_tree_selection_get_selected(selection, NULL, &iter))
3254     {
3255       gtk_tree_model_filter_convert_iter_to_child_iter (GTK_TREE_MODEL_FILTER (impl->shortcuts_pane_filter_model),
3256                                                         &child_iter,
3257                                                         &iter);
3258       shortcuts_activate_iter (impl, &child_iter);
3259     }
3260 }
3261
3262 static gboolean
3263 shortcuts_row_separator_func (GtkTreeModel *model,
3264                               GtkTreeIter  *iter,
3265                               gpointer      data)
3266 {
3267   ShortcutType shortcut_type;
3268
3269   gtk_tree_model_get (model, iter, SHORTCUTS_COL_TYPE, &shortcut_type, -1);
3270
3271   return shortcut_type == SHORTCUT_TYPE_SEPARATOR;
3272 }
3273
3274 static gboolean
3275 shortcuts_key_press_event_after_cb (GtkWidget             *tree_view,
3276                                     GdkEventKey           *event,
3277                                     GtkFileChooserDefault *impl)
3278 {
3279   GtkWidget *entry;
3280
3281   /* don't screw up focus switching with Tab */
3282   if (event->keyval == GDK_KEY_Tab
3283       || event->keyval == GDK_KEY_KP_Tab
3284       || event->keyval == GDK_KEY_ISO_Left_Tab
3285       || event->length < 1)
3286     return FALSE;
3287
3288   if (impl->location_entry)
3289     entry = impl->location_entry;
3290   else if (impl->search_entry)
3291     entry = impl->search_entry;
3292   else
3293     entry = NULL;
3294
3295   if (entry)
3296     {
3297       gtk_widget_grab_focus (entry);
3298       return gtk_widget_event (entry, (GdkEvent *) event);
3299     }
3300   else
3301     return FALSE;
3302 }
3303
3304 /* Callback used when the file list's popup menu is detached */
3305 static void
3306 shortcuts_popup_menu_detach_cb (GtkWidget *attach_widget,
3307                                 GtkMenu   *menu)
3308 {
3309   GtkFileChooserDefault *impl;
3310
3311   impl = g_object_get_data (G_OBJECT (attach_widget), "GtkFileChooserDefault");
3312   g_assert (GTK_IS_FILE_CHOOSER_DEFAULT (impl));
3313
3314   impl->browse_shortcuts_popup_menu = NULL;
3315   impl->browse_shortcuts_popup_menu_remove_item = NULL;
3316   impl->browse_shortcuts_popup_menu_rename_item = NULL;
3317 }
3318
3319 static void
3320 remove_shortcut_cb (GtkMenuItem           *item,
3321                     GtkFileChooserDefault *impl)
3322 {
3323   remove_selected_bookmarks (impl);
3324 }
3325
3326 /* Rename the selected bookmark */
3327 static void
3328 rename_selected_bookmark (GtkFileChooserDefault *impl)
3329 {
3330   GtkTreeIter iter;
3331   GtkTreePath *path;
3332   GtkTreeViewColumn *column;
3333   GtkCellRenderer *cell;
3334   GList *renderers;
3335
3336   if (shortcuts_get_selected (impl, &iter))
3337     {
3338       path = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->shortcuts_model), &iter);
3339       column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), 0);
3340       renderers = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
3341       cell = g_list_nth_data (renderers, 1);
3342       g_list_free (renderers);
3343       g_object_set (cell, "editable", TRUE, NULL);
3344       gtk_tree_view_set_cursor_on_cell (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
3345                                         path, column, cell, TRUE);
3346       gtk_tree_path_free (path);
3347     }
3348 }
3349
3350 static void
3351 rename_shortcut_cb (GtkMenuItem           *item,
3352                     GtkFileChooserDefault *impl)
3353 {
3354   rename_selected_bookmark (impl);
3355 }
3356
3357 /* Constructs the popup menu for the file list if needed */
3358 static void
3359 shortcuts_build_popup_menu (GtkFileChooserDefault *impl)
3360 {
3361   GtkWidget *item;
3362
3363   if (impl->browse_shortcuts_popup_menu)
3364     return;
3365
3366   impl->browse_shortcuts_popup_menu = gtk_menu_new ();
3367   gtk_menu_attach_to_widget (GTK_MENU (impl->browse_shortcuts_popup_menu),
3368                              impl->browse_shortcuts_tree_view,
3369                              shortcuts_popup_menu_detach_cb);
3370
3371   item = gtk_image_menu_item_new_with_label (_("Remove"));
3372   impl->browse_shortcuts_popup_menu_remove_item = item;
3373   gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
3374                                  gtk_image_new_from_stock (GTK_STOCK_REMOVE, GTK_ICON_SIZE_MENU));
3375   g_signal_connect (item, "activate",
3376                     G_CALLBACK (remove_shortcut_cb), impl);
3377   gtk_widget_show (item);
3378   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_shortcuts_popup_menu), item);
3379
3380   item = gtk_menu_item_new_with_label (_("Rename..."));
3381   impl->browse_shortcuts_popup_menu_rename_item = item;
3382   g_signal_connect (item, "activate",
3383                     G_CALLBACK (rename_shortcut_cb), impl);
3384   gtk_widget_show (item);
3385   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_shortcuts_popup_menu), item);
3386 }
3387
3388 static void
3389 shortcuts_update_popup_menu (GtkFileChooserDefault *impl)
3390 {
3391   shortcuts_build_popup_menu (impl);
3392   shortcuts_check_popup_sensitivity (impl);
3393 }
3394
3395 static void
3396 popup_position_func (GtkMenu   *menu,
3397                      gint      *x,
3398                      gint      *y,
3399                      gboolean  *push_in,
3400                      gpointer   user_data);
3401
3402 static void
3403 shortcuts_popup_menu (GtkFileChooserDefault *impl,
3404                       GdkEventButton        *event)
3405 {
3406   shortcuts_update_popup_menu (impl);
3407   if (event)
3408     gtk_menu_popup (GTK_MENU (impl->browse_shortcuts_popup_menu),
3409                     NULL, NULL, NULL, NULL,
3410                     event->button, event->time);
3411   else
3412     {
3413       gtk_menu_popup (GTK_MENU (impl->browse_shortcuts_popup_menu),
3414                       NULL, NULL,
3415                       popup_position_func, impl->browse_shortcuts_tree_view,
3416                       0, GDK_CURRENT_TIME);
3417       gtk_menu_shell_select_first (GTK_MENU_SHELL (impl->browse_shortcuts_popup_menu),
3418                                    FALSE);
3419     }
3420 }
3421
3422 /* Callback used for the GtkWidget::popup-menu signal of the shortcuts list */
3423 static gboolean
3424 shortcuts_popup_menu_cb (GtkWidget *widget,
3425                          GtkFileChooserDefault *impl)
3426 {
3427   shortcuts_popup_menu (impl, NULL);
3428   return TRUE;
3429 }
3430
3431 /* Callback used when a button is pressed on the shortcuts list.
3432  * We trap button 3 to bring up a popup menu.
3433  */
3434 static gboolean
3435 shortcuts_button_press_event_cb (GtkWidget             *widget,
3436                                  GdkEventButton        *event,
3437                                  GtkFileChooserDefault *impl)
3438 {
3439   static gboolean in_press = FALSE;
3440   gboolean handled;
3441
3442   if (in_press)
3443     return FALSE;
3444
3445   if (event->button != 3)
3446     return FALSE;
3447
3448   in_press = TRUE;
3449   handled = gtk_widget_event (impl->browse_shortcuts_tree_view, (GdkEvent *) event);
3450   in_press = FALSE;
3451
3452   if (!handled)
3453     return FALSE;
3454
3455   shortcuts_popup_menu (impl, event);
3456   return TRUE;
3457 }
3458
3459 static void
3460 shortcuts_edited (GtkCellRenderer       *cell,
3461                   gchar                 *path_string,
3462                   gchar                 *new_text,
3463                   GtkFileChooserDefault *impl)
3464 {
3465   GtkTreePath *path;
3466   GtkTreeIter iter;
3467   GFile *shortcut;
3468
3469   g_object_set (cell, "editable", FALSE, NULL);
3470
3471   path = gtk_tree_path_new_from_string (path_string);
3472   if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (impl->shortcuts_model), &iter, path))
3473     g_assert_not_reached ();
3474
3475   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
3476                       SHORTCUTS_COL_DATA, &shortcut,
3477                       -1);
3478   gtk_tree_path_free (path);
3479
3480   _gtk_file_system_set_bookmark_label (impl->file_system, shortcut, new_text);
3481 }
3482
3483 static void
3484 shortcuts_editing_canceled (GtkCellRenderer       *cell,
3485                             GtkFileChooserDefault *impl)
3486 {
3487   g_object_set (cell, "editable", FALSE, NULL);
3488 }
3489
3490 /* Creates the widgets for the shortcuts and bookmarks tree */
3491 static GtkWidget *
3492 shortcuts_list_create (GtkFileChooserDefault *impl)
3493 {
3494   GtkWidget *swin;
3495   GtkTreeSelection *selection;
3496   GtkTreeViewColumn *column;
3497   GtkCellRenderer *renderer;
3498
3499   /* Target types for dragging a row to/from the shortcuts list */
3500   const GtkTargetEntry tree_model_row_targets[] = {
3501     { "GTK_TREE_MODEL_ROW", GTK_TARGET_SAME_WIDGET, GTK_TREE_MODEL_ROW }
3502   };
3503
3504   /* Scrolled window */
3505
3506   swin = gtk_scrolled_window_new (NULL, NULL);
3507   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swin),
3508                                   GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
3509   gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (swin),
3510                                        GTK_SHADOW_IN);
3511   gtk_widget_show (swin);
3512
3513   /* Tree */
3514   impl->browse_shortcuts_tree_view = gtk_tree_view_new ();
3515   gtk_style_context_add_class (gtk_widget_get_style_context (impl->browse_shortcuts_tree_view),
3516                                GTK_STYLE_CLASS_SIDEBAR);
3517   gtk_tree_view_set_enable_search (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), FALSE);
3518 #ifdef PROFILE_FILE_CHOOSER
3519   g_object_set_data (G_OBJECT (impl->browse_shortcuts_tree_view), "fmq-name", "shortcuts");
3520 #endif
3521
3522   /* Connect "after" to key-press-event on the shortcuts pane.  We want this action to be possible:
3523    *
3524    *   1. user brings up a SAVE dialog
3525    *   2. user clicks on a shortcut in the shortcuts pane
3526    *   3. user starts typing a filename
3527    *
3528    * Normally, the user's typing would be ignored, as the shortcuts treeview doesn't
3529    * support interactive search.  However, we'd rather focus the location entry
3530    * so that the user can type *there*.
3531    *
3532    * To preserve keyboard navigation in the shortcuts pane, we don't focus the
3533    * filename entry if one clicks on a shortcut; rather, we focus the entry only
3534    * if the user starts typing while the focus is in the shortcuts pane.
3535    */
3536   g_signal_connect_after (impl->browse_shortcuts_tree_view, "key-press-event",
3537                           G_CALLBACK (shortcuts_key_press_event_after_cb), impl);
3538
3539   g_signal_connect (impl->browse_shortcuts_tree_view, "popup-menu",
3540                     G_CALLBACK (shortcuts_popup_menu_cb), impl);
3541   g_signal_connect (impl->browse_shortcuts_tree_view, "button-press-event",
3542                     G_CALLBACK (shortcuts_button_press_event_cb), impl);
3543   /* Accessible object name for the file chooser's shortcuts pane */
3544   atk_object_set_name (gtk_widget_get_accessible (impl->browse_shortcuts_tree_view), _("Places"));
3545
3546   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), impl->shortcuts_pane_filter_model);
3547
3548   gtk_tree_view_enable_model_drag_source (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
3549                                           GDK_BUTTON1_MASK,
3550                                           tree_model_row_targets,
3551                                           G_N_ELEMENTS (tree_model_row_targets),
3552                                           GDK_ACTION_MOVE);
3553
3554   gtk_drag_dest_set (impl->browse_shortcuts_tree_view,
3555                      GTK_DEST_DEFAULT_ALL,
3556                      tree_model_row_targets,
3557                      G_N_ELEMENTS (tree_model_row_targets),
3558                      GDK_ACTION_COPY | GDK_ACTION_MOVE);
3559   gtk_drag_dest_add_uri_targets (impl->browse_shortcuts_tree_view);
3560
3561   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
3562   gtk_tree_selection_set_mode (selection, GTK_SELECTION_SINGLE);
3563   gtk_tree_selection_set_select_function (selection,
3564                                           shortcuts_select_func,
3565                                           impl, NULL);
3566
3567   g_signal_connect (selection, "changed",
3568                     G_CALLBACK (shortcuts_selection_changed_cb), impl);
3569
3570   g_signal_connect (impl->browse_shortcuts_tree_view, "key-press-event",
3571                     G_CALLBACK (shortcuts_key_press_event_cb), impl);
3572
3573   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-begin",
3574                     G_CALLBACK (shortcuts_drag_begin_cb), impl);
3575   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-end",
3576                     G_CALLBACK (shortcuts_drag_end_cb), impl);
3577   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-data-delete",
3578                     G_CALLBACK (shortcuts_drag_data_delete_cb), impl);
3579
3580   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-leave",
3581                     G_CALLBACK (shortcuts_drag_leave_cb), impl);
3582   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-motion",
3583                     G_CALLBACK (shortcuts_drag_motion_cb), impl);
3584   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-drop",
3585                     G_CALLBACK (shortcuts_drag_drop_cb), impl);
3586   g_signal_connect (impl->browse_shortcuts_tree_view, "drag-data-received",
3587                     G_CALLBACK (shortcuts_drag_data_received_cb), impl);
3588
3589   /* Support tooltips */
3590   gtk_widget_set_has_tooltip (impl->browse_shortcuts_tree_view, TRUE);
3591   g_signal_connect (impl->browse_shortcuts_tree_view, "query-tooltip",
3592                     G_CALLBACK (shortcuts_query_tooltip_cb), impl);
3593
3594   gtk_container_add (GTK_CONTAINER (swin), impl->browse_shortcuts_tree_view);
3595   gtk_widget_show (impl->browse_shortcuts_tree_view);
3596
3597   /* Column */
3598
3599   column = gtk_tree_view_column_new ();
3600   /* Column header for the file chooser's shortcuts pane */
3601   gtk_tree_view_column_set_title (column, _("_Places"));
3602
3603   renderer = gtk_cell_renderer_pixbuf_new ();
3604   gtk_tree_view_column_pack_start (column, renderer, FALSE);
3605   gtk_tree_view_column_set_attributes (column, renderer,
3606                                        "pixbuf", SHORTCUTS_COL_PIXBUF,
3607                                        "visible", SHORTCUTS_COL_PIXBUF_VISIBLE,
3608                                        NULL);
3609
3610   renderer = gtk_cell_renderer_text_new ();
3611   g_object_set (renderer,
3612                 "width-chars", 12,
3613                 "ellipsize", PANGO_ELLIPSIZE_END,
3614                 NULL);
3615   g_signal_connect (renderer, "edited",
3616                     G_CALLBACK (shortcuts_edited), impl);
3617   g_signal_connect (renderer, "editing-canceled",
3618                     G_CALLBACK (shortcuts_editing_canceled), impl);
3619   gtk_tree_view_column_pack_start (column, renderer, TRUE);
3620   gtk_tree_view_column_set_attributes (column, renderer,
3621                                        "text", SHORTCUTS_COL_NAME,
3622                                        NULL);
3623
3624   gtk_tree_view_set_row_separator_func (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
3625                                         shortcuts_row_separator_func,
3626                                         NULL, NULL);
3627
3628   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view), column);
3629
3630   return swin;
3631 }
3632
3633 /* Creates the widgets for the shortcuts/bookmarks pane */
3634 static GtkWidget *
3635 shortcuts_pane_create (GtkFileChooserDefault *impl,
3636                        GtkSizeGroup          *size_group)
3637 {
3638   GtkWidget *vbox;
3639   GtkWidget *toolbar;
3640   GtkWidget *widget;
3641   GtkStyleContext *context;
3642   GIcon *icon;
3643
3644   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
3645   gtk_widget_show (vbox);
3646
3647   /* Shortcuts tree */
3648
3649   widget = shortcuts_list_create (impl);
3650
3651   gtk_size_group_add_widget (size_group, widget);
3652   context = gtk_widget_get_style_context (widget);
3653   gtk_style_context_set_junction_sides (context, GTK_JUNCTION_BOTTOM);
3654
3655   gtk_box_pack_start (GTK_BOX (vbox), widget, TRUE, TRUE, 0);
3656
3657   /* Box for buttons */
3658
3659   toolbar = gtk_toolbar_new ();
3660   gtk_toolbar_set_icon_size (GTK_TOOLBAR (toolbar), GTK_ICON_SIZE_MENU);
3661
3662   context = gtk_widget_get_style_context (toolbar);
3663   gtk_style_context_set_junction_sides (context, GTK_JUNCTION_TOP);
3664   gtk_style_context_add_class (context, GTK_STYLE_CLASS_INLINE_TOOLBAR);
3665
3666   gtk_box_pack_start (GTK_BOX (vbox), toolbar, FALSE, FALSE, 0);
3667   gtk_widget_show (toolbar);
3668
3669   /* Add bookmark button */
3670   icon = g_themed_icon_new_with_default_fallbacks ("list-add-symbolic");
3671   impl->browse_shortcuts_add_button = toolbutton_new (impl,
3672                                                       icon,
3673                                                       FALSE,
3674                                                       TRUE,
3675                                                       G_CALLBACK (add_bookmark_button_clicked_cb));
3676   g_object_unref (icon);
3677
3678   gtk_toolbar_insert (GTK_TOOLBAR (toolbar), GTK_TOOL_ITEM (impl->browse_shortcuts_add_button), 0);
3679   gtk_widget_set_tooltip_text (impl->browse_shortcuts_add_button,
3680                                _("Add the selected folder to the Bookmarks"));
3681
3682   /* Remove bookmark button */
3683   icon = g_themed_icon_new_with_default_fallbacks ("list-remove-symbolic");
3684   impl->browse_shortcuts_remove_button = toolbutton_new (impl,
3685                                                          icon,
3686                                                          FALSE,
3687                                                          TRUE,
3688                                                          G_CALLBACK (remove_bookmark_button_clicked_cb));
3689   g_object_unref (icon);
3690   gtk_toolbar_insert (GTK_TOOLBAR (toolbar), GTK_TOOL_ITEM (impl->browse_shortcuts_remove_button), 1);
3691   gtk_widget_set_tooltip_text (impl->browse_shortcuts_remove_button,
3692                                _("Remove the selected bookmark"));
3693
3694   return vbox;
3695 }
3696
3697 static gboolean
3698 key_is_left_or_right (GdkEventKey *event)
3699 {
3700   guint modifiers;
3701
3702   modifiers = gtk_accelerator_get_default_mod_mask ();
3703
3704   return ((event->keyval == GDK_KEY_Right
3705            || event->keyval == GDK_KEY_KP_Right
3706            || event->keyval == GDK_KEY_Left
3707            || event->keyval == GDK_KEY_KP_Left)
3708           && (event->state & modifiers) == 0);
3709 }
3710
3711 /* Handles key press events on the file list, so that we can trap Enter to
3712  * activate the default button on our own.  Also, checks to see if '/' has been
3713  * pressed.  See comment by tree_view_keybinding_cb() for more details.
3714  */
3715 static gboolean
3716 browse_files_key_press_event_cb (GtkWidget   *widget,
3717                                  GdkEventKey *event,
3718                                  gpointer     data)
3719 {
3720   GtkFileChooserDefault *impl;
3721   int modifiers;
3722
3723   impl = (GtkFileChooserDefault *) data;
3724
3725   modifiers = gtk_accelerator_get_default_mod_mask ();
3726
3727   if ((event->keyval == GDK_KEY_slash
3728        || event->keyval == GDK_KEY_KP_Divide
3729 #ifdef G_OS_UNIX
3730        || event->keyval == GDK_KEY_asciitilde
3731 #endif
3732        ) && ! (event->state & (~GDK_SHIFT_MASK & modifiers)))
3733     {
3734       location_popup_handler (impl, event->string);
3735       return TRUE;
3736     }
3737
3738   if (key_is_left_or_right (event))
3739     {
3740       gtk_widget_grab_focus (impl->browse_shortcuts_tree_view);
3741       return TRUE;
3742     }
3743
3744   if ((event->keyval == GDK_KEY_Return
3745        || event->keyval == GDK_KEY_ISO_Enter
3746        || event->keyval == GDK_KEY_KP_Enter
3747        || event->keyval == GDK_KEY_space
3748        || event->keyval == GDK_KEY_KP_Space)
3749       && ((event->state & modifiers) == 0)
3750       && !(impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
3751            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER))
3752     {
3753       GtkWindow *window;
3754
3755       window = get_toplevel (widget);
3756       if (window)
3757         {
3758           GtkWidget *default_widget, *focus_widget;
3759
3760           default_widget = gtk_window_get_default_widget (window);
3761           focus_widget = gtk_window_get_focus (window);
3762
3763           if (widget != default_widget &&
3764               !(widget == focus_widget && (!default_widget || !gtk_widget_get_sensitive (default_widget))))
3765             {
3766               gtk_window_activate_default (window);
3767
3768               return TRUE;
3769             }
3770         }
3771     }
3772
3773   return FALSE;
3774 }
3775
3776 /* Callback used when the file list's popup menu is detached */
3777 static void
3778 popup_menu_detach_cb (GtkWidget *attach_widget,
3779                       GtkMenu   *menu)
3780 {
3781   GtkFileChooserDefault *impl;
3782
3783   impl = g_object_get_data (G_OBJECT (attach_widget), "GtkFileChooserDefault");
3784   g_assert (GTK_IS_FILE_CHOOSER_DEFAULT (impl));
3785
3786   impl->browse_files_popup_menu = NULL;
3787   impl->browse_files_popup_menu_add_shortcut_item = NULL;
3788   impl->browse_files_popup_menu_hidden_files_item = NULL;
3789 }
3790
3791 /* Callback used when the "Add to Bookmarks" menu item is activated */
3792 static void
3793 add_to_shortcuts_cb (GtkMenuItem           *item,
3794                      GtkFileChooserDefault *impl)
3795 {
3796   bookmarks_add_selected_folder (impl);
3797 }
3798
3799 /* Callback used when the "Show Hidden Files" menu item is toggled */
3800 static void
3801 show_hidden_toggled_cb (GtkCheckMenuItem      *item,
3802                         GtkFileChooserDefault *impl)
3803 {
3804   g_object_set (impl,
3805                 "show-hidden", gtk_check_menu_item_get_active (item),
3806                 NULL);
3807 }
3808
3809 /* Callback used when the "Show Size Column" menu item is toggled */
3810 static void
3811 show_size_column_toggled_cb (GtkCheckMenuItem *item,
3812                              GtkFileChooserDefault *impl)
3813 {
3814   impl->show_size_column = gtk_check_menu_item_get_active (item);
3815
3816   gtk_tree_view_column_set_visible (impl->list_size_column,
3817                                     impl->show_size_column);
3818 }
3819
3820 /* Shows an error dialog about not being able to select a dragged file */
3821 static void
3822 error_selecting_dragged_file_dialog (GtkFileChooserDefault *impl,
3823                                      GFile                 *file,
3824                                      GError                *error)
3825 {
3826   error_dialog (impl,
3827                 _("Could not select file"),
3828                 file, error);
3829 }
3830
3831 static void
3832 file_list_drag_data_select_uris (GtkFileChooserDefault  *impl,
3833                                  gchar                 **uris)
3834 {
3835   int i;
3836   char *uri;
3837   GtkFileChooser *chooser = GTK_FILE_CHOOSER (impl);
3838
3839   for (i = 1; uris[i]; i++)
3840     {
3841       GFile *file;
3842       GError *error = NULL;
3843
3844       uri = uris[i];
3845       file = g_file_new_for_uri (uri);
3846
3847       gtk_file_chooser_default_select_file (chooser, file, &error);
3848       if (error)
3849         error_selecting_dragged_file_dialog (impl, file, error);
3850
3851       g_object_unref (file);
3852     }
3853 }
3854
3855 struct FileListDragData
3856 {
3857   GtkFileChooserDefault *impl;
3858   gchar **uris;
3859   GFile *file;
3860 };
3861
3862 static void
3863 file_list_drag_data_received_get_info_cb (GCancellable *cancellable,
3864                                           GFileInfo    *info,
3865                                           const GError *error,
3866                                           gpointer      user_data)
3867 {
3868   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
3869   struct FileListDragData *data = user_data;
3870   GtkFileChooser *chooser = GTK_FILE_CHOOSER (data->impl);
3871
3872   if (cancellable != data->impl->file_list_drag_data_received_cancellable)
3873     goto out;
3874
3875   data->impl->file_list_drag_data_received_cancellable = NULL;
3876
3877   if (cancelled || error)
3878     goto out;
3879
3880   if ((data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
3881        data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE) &&
3882       data->uris[1] == 0 && !error && _gtk_file_info_consider_as_directory (info))
3883     change_folder_and_display_error (data->impl, data->file, FALSE);
3884   else
3885     {
3886       GError *error = NULL;
3887
3888       gtk_file_chooser_default_unselect_all (chooser);
3889       gtk_file_chooser_default_select_file (chooser, data->file, &error);
3890       if (error)
3891         error_selecting_dragged_file_dialog (data->impl, data->file, error);
3892       else
3893         browse_files_center_selected_row (data->impl);
3894     }
3895
3896   if (data->impl->select_multiple)
3897     file_list_drag_data_select_uris (data->impl, data->uris);
3898
3899 out:
3900   g_object_unref (data->impl);
3901   g_strfreev (data->uris);
3902   g_object_unref (data->file);
3903   g_free (data);
3904
3905   g_object_unref (cancellable);
3906 }
3907
3908 static void
3909 file_list_drag_data_received_cb (GtkWidget        *widget,
3910                                  GdkDragContext   *context,
3911                                  gint              x,
3912                                  gint              y,
3913                                  GtkSelectionData *selection_data,
3914                                  guint             info,
3915                                  guint             time_,
3916                                  gpointer          data)
3917 {
3918   GtkFileChooserDefault *impl;
3919   gchar **uris;
3920   char *uri;
3921   GFile *file;
3922
3923   impl = GTK_FILE_CHOOSER_DEFAULT (data);
3924
3925   /* Allow only drags from other widgets; see bug #533891. */
3926   if (gtk_drag_get_source_widget (context) == widget)
3927     {
3928       g_signal_stop_emission_by_name (widget, "drag-data-received");
3929       return;
3930     }
3931
3932   /* Parse the text/uri-list string, navigate to the first one */
3933   uris = gtk_selection_data_get_uris (selection_data);
3934   if (uris && uris[0])
3935     {
3936       struct FileListDragData *data;
3937
3938       uri = uris[0];
3939       file = g_file_new_for_uri (uri);
3940
3941       data = g_new0 (struct FileListDragData, 1);
3942       data->impl = g_object_ref (impl);
3943       data->uris = uris;
3944       data->file = file;
3945
3946       if (impl->file_list_drag_data_received_cancellable)
3947         g_cancellable_cancel (impl->file_list_drag_data_received_cancellable);
3948
3949       impl->file_list_drag_data_received_cancellable =
3950         _gtk_file_system_get_info (impl->file_system, file,
3951                                    "standard::type",
3952                                    file_list_drag_data_received_get_info_cb,
3953                                    data);
3954     }
3955
3956   g_signal_stop_emission_by_name (widget, "drag-data-received");
3957 }
3958
3959 /* Don't do anything with the drag_drop signal */
3960 static gboolean
3961 file_list_drag_drop_cb (GtkWidget             *widget,
3962                         GdkDragContext        *context,
3963                         gint                   x,
3964                         gint                   y,
3965                         guint                  time_,
3966                         GtkFileChooserDefault *impl)
3967 {
3968   g_signal_stop_emission_by_name (widget, "drag-drop");
3969   return TRUE;
3970 }
3971
3972 /* Disable the normal tree drag motion handler, it makes it look like you're
3973    dropping the dragged item onto a tree item */
3974 static gboolean
3975 file_list_drag_motion_cb (GtkWidget             *widget,
3976                           GdkDragContext        *context,
3977                           gint                   x,
3978                           gint                   y,
3979                           guint                  time_,
3980                           GtkFileChooserDefault *impl)
3981 {
3982   g_signal_stop_emission_by_name (widget, "drag-motion");
3983   return TRUE;
3984 }
3985
3986 /* Constructs the popup menu for the file list if needed */
3987 static void
3988 file_list_build_popup_menu (GtkFileChooserDefault *impl)
3989 {
3990   GtkWidget *item;
3991
3992   if (impl->browse_files_popup_menu)
3993     return;
3994
3995   impl->browse_files_popup_menu = gtk_menu_new ();
3996   gtk_menu_attach_to_widget (GTK_MENU (impl->browse_files_popup_menu),
3997                              impl->browse_files_tree_view,
3998                              popup_menu_detach_cb);
3999
4000   item = gtk_image_menu_item_new_with_mnemonic (_("_Add to Bookmarks"));
4001   impl->browse_files_popup_menu_add_shortcut_item = item;
4002   gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
4003                                  gtk_image_new_from_stock (GTK_STOCK_ADD, GTK_ICON_SIZE_MENU));
4004   g_signal_connect (item, "activate",
4005                     G_CALLBACK (add_to_shortcuts_cb), impl);
4006   gtk_widget_show (item);
4007   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4008
4009   item = gtk_separator_menu_item_new ();
4010   gtk_widget_show (item);
4011   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4012
4013   item = gtk_check_menu_item_new_with_mnemonic (_("Show _Hidden Files"));
4014   impl->browse_files_popup_menu_hidden_files_item = item;
4015   g_signal_connect (item, "toggled",
4016                     G_CALLBACK (show_hidden_toggled_cb), impl);
4017   gtk_widget_show (item);
4018   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4019
4020   item = gtk_check_menu_item_new_with_mnemonic (_("Show _Size Column"));
4021   impl->browse_files_popup_menu_size_column_item = item;
4022   g_signal_connect (item, "toggled",
4023                     G_CALLBACK (show_size_column_toggled_cb), impl);
4024   gtk_widget_show (item);
4025   gtk_menu_shell_append (GTK_MENU_SHELL (impl->browse_files_popup_menu), item);
4026
4027   bookmarks_check_add_sensitivity (impl);
4028 }
4029
4030 /* Updates the popup menu for the file list, creating it if necessary */
4031 static void
4032 file_list_update_popup_menu (GtkFileChooserDefault *impl)
4033 {
4034   file_list_build_popup_menu (impl);
4035
4036   /* FIXME - handle OPERATION_MODE_SEARCH and OPERATION_MODE_RECENT */
4037
4038   /* The sensitivity of the Add to Bookmarks item is set in
4039    * bookmarks_check_add_sensitivity()
4040    */
4041
4042   /* 'Show Hidden Files' */
4043   g_signal_handlers_block_by_func (impl->browse_files_popup_menu_hidden_files_item,
4044                                    G_CALLBACK (show_hidden_toggled_cb), impl);
4045   gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (impl->browse_files_popup_menu_hidden_files_item),
4046                                   impl->show_hidden);
4047   g_signal_handlers_unblock_by_func (impl->browse_files_popup_menu_hidden_files_item,
4048                                      G_CALLBACK (show_hidden_toggled_cb), impl);
4049
4050   /* 'Show Size Column' */
4051   g_signal_handlers_block_by_func (impl->browse_files_popup_menu_size_column_item,
4052                                    G_CALLBACK (show_size_column_toggled_cb), impl);
4053   gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (impl->browse_files_popup_menu_size_column_item),
4054                                   impl->show_size_column);
4055   g_signal_handlers_unblock_by_func (impl->browse_files_popup_menu_size_column_item,
4056                                      G_CALLBACK (show_size_column_toggled_cb), impl);
4057 }
4058
4059 static void
4060 popup_position_func (GtkMenu   *menu,
4061                      gint      *x,
4062                      gint      *y,
4063                      gboolean  *push_in,
4064                      gpointer   user_data)
4065 {
4066   GtkAllocation allocation;
4067   GtkWidget *widget = GTK_WIDGET (user_data);
4068   GdkScreen *screen = gtk_widget_get_screen (widget);
4069   GtkRequisition req;
4070   gint monitor_num;
4071   GdkRectangle monitor;
4072
4073   g_return_if_fail (gtk_widget_get_realized (widget));
4074
4075   gdk_window_get_origin (gtk_widget_get_window (widget), x, y);
4076
4077   gtk_widget_get_preferred_size (GTK_WIDGET (menu),
4078                                  &req, NULL);
4079
4080   gtk_widget_get_allocation (widget, &allocation);
4081   *x += (allocation.width - req.width) / 2;
4082   *y += (allocation.height - req.height) / 2;
4083
4084   monitor_num = gdk_screen_get_monitor_at_point (screen, *x, *y);
4085   gtk_menu_set_monitor (menu, monitor_num);
4086   gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
4087
4088   *x = CLAMP (*x, monitor.x, monitor.x + MAX (0, monitor.width - req.width));
4089   *y = CLAMP (*y, monitor.y, monitor.y + MAX (0, monitor.height - req.height));
4090
4091   *push_in = FALSE;
4092 }
4093
4094 static void
4095 file_list_popup_menu (GtkFileChooserDefault *impl,
4096                       GdkEventButton        *event)
4097 {
4098   file_list_update_popup_menu (impl);
4099   if (event)
4100     gtk_menu_popup (GTK_MENU (impl->browse_files_popup_menu),
4101                     NULL, NULL, NULL, NULL,
4102                     event->button, event->time);
4103   else
4104     {
4105       gtk_menu_popup (GTK_MENU (impl->browse_files_popup_menu),
4106                       NULL, NULL,
4107                       popup_position_func, impl->browse_files_tree_view,
4108                       0, GDK_CURRENT_TIME);
4109       gtk_menu_shell_select_first (GTK_MENU_SHELL (impl->browse_files_popup_menu),
4110                                    FALSE);
4111     }
4112
4113 }
4114
4115 /* Callback used for the GtkWidget::popup-menu signal of the file list */
4116 static gboolean
4117 list_popup_menu_cb (GtkWidget *widget,
4118                     GtkFileChooserDefault *impl)
4119 {
4120   file_list_popup_menu (impl, NULL);
4121   return TRUE;
4122 }
4123
4124 /* Callback used when a button is pressed on the file list.  We trap button 3 to
4125  * bring up a popup menu.
4126  */
4127 static gboolean
4128 list_button_press_event_cb (GtkWidget             *widget,
4129                             GdkEventButton        *event,
4130                             GtkFileChooserDefault *impl)
4131 {
4132   static gboolean in_press = FALSE;
4133
4134   if (in_press)
4135     return FALSE;
4136
4137   if (event->button != 3)
4138     return FALSE;
4139
4140   in_press = TRUE;
4141   gtk_widget_event (impl->browse_files_tree_view, (GdkEvent *) event);
4142   in_press = FALSE;
4143
4144   file_list_popup_menu (impl, event);
4145   return TRUE;
4146 }
4147
4148 typedef struct {
4149   OperationMode operation_mode;
4150   gint general_column;
4151   gint model_column;
4152 } ColumnMap;
4153
4154 /* Sets the sort column IDs for the file list based on the operation mode */
4155 static void
4156 file_list_set_sort_column_ids (GtkFileChooserDefault *impl)
4157 {
4158   gtk_tree_view_column_set_sort_column_id (impl->list_name_column, MODEL_COL_NAME);
4159   gtk_tree_view_column_set_sort_column_id (impl->list_mtime_column, MODEL_COL_MTIME);
4160   gtk_tree_view_column_set_sort_column_id (impl->list_size_column, MODEL_COL_SIZE);
4161 }
4162
4163 static gboolean
4164 file_list_query_tooltip_cb (GtkWidget  *widget,
4165                             gint        x,
4166                             gint        y,
4167                             gboolean    keyboard_tip,
4168                             GtkTooltip *tooltip,
4169                             gpointer    user_data)
4170 {
4171   GtkFileChooserDefault *impl = user_data;
4172   GtkTreeModel *model;
4173   GtkTreePath *path;
4174   GtkTreeIter iter;
4175   GFile *file;
4176   gchar *filename;
4177
4178   if (impl->operation_mode == OPERATION_MODE_BROWSE)
4179     return FALSE;
4180
4181
4182   if (!gtk_tree_view_get_tooltip_context (GTK_TREE_VIEW (impl->browse_files_tree_view),
4183                                           &x, &y,
4184                                           keyboard_tip,
4185                                           &model, &path, &iter))
4186     return FALSE;
4187
4188   gtk_tree_model_get (model, &iter,
4189                       MODEL_COL_FILE, &file,
4190                       -1);
4191
4192   if (file == NULL)
4193     {
4194       gtk_tree_path_free (path);
4195       return FALSE;
4196     }
4197
4198   filename = g_file_get_path (file);
4199   gtk_tooltip_set_text (tooltip, filename);
4200   gtk_tree_view_set_tooltip_row (GTK_TREE_VIEW (impl->browse_files_tree_view),
4201                                  tooltip,
4202                                  path);
4203
4204   g_free (filename);
4205   g_object_unref (file);
4206   gtk_tree_path_free (path);
4207
4208   return TRUE;
4209 }
4210
4211 static void
4212 set_icon_cell_renderer_fixed_size (GtkFileChooserDefault *impl, GtkCellRenderer *renderer)
4213 {
4214   gint xpad, ypad;
4215
4216   gtk_cell_renderer_get_padding (renderer, &xpad, &ypad);
4217   gtk_cell_renderer_set_fixed_size (renderer,
4218                                     xpad * 2 + impl->icon_size,
4219                                     ypad * 2 + impl->icon_size);
4220 }
4221
4222 /* Creates the widgets for the file list */
4223 static GtkWidget *
4224 create_file_list (GtkFileChooserDefault *impl)
4225 {
4226   GtkWidget *swin;
4227   GtkTreeSelection *selection;
4228   GtkTreeViewColumn *column;
4229   GtkCellRenderer *renderer;
4230
4231   /* Scrolled window */
4232   swin = gtk_scrolled_window_new (NULL, NULL);
4233   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swin),
4234                                   GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
4235   gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (swin),
4236                                        GTK_SHADOW_IN);
4237
4238   /* Tree/list view */
4239
4240   impl->browse_files_tree_view = gtk_tree_view_new ();
4241 #ifdef PROFILE_FILE_CHOOSER
4242   g_object_set_data (G_OBJECT (impl->browse_files_tree_view), "fmq-name", "file_list");
4243 #endif
4244   g_object_set_data (G_OBJECT (impl->browse_files_tree_view), I_("GtkFileChooserDefault"), impl);
4245   atk_object_set_name (gtk_widget_get_accessible (impl->browse_files_tree_view), _("Files"));
4246
4247   gtk_tree_view_set_rules_hint (GTK_TREE_VIEW (impl->browse_files_tree_view), TRUE);
4248   gtk_container_add (GTK_CONTAINER (swin), impl->browse_files_tree_view);
4249
4250   gtk_drag_dest_set (impl->browse_files_tree_view,
4251                      GTK_DEST_DEFAULT_ALL,
4252                      NULL, 0,
4253                      GDK_ACTION_COPY | GDK_ACTION_MOVE);
4254   gtk_drag_dest_add_uri_targets (impl->browse_files_tree_view);
4255
4256   g_signal_connect (impl->browse_files_tree_view, "row-activated",
4257                     G_CALLBACK (list_row_activated), impl);
4258   g_signal_connect (impl->browse_files_tree_view, "key-press-event",
4259                     G_CALLBACK (browse_files_key_press_event_cb), impl);
4260   g_signal_connect (impl->browse_files_tree_view, "popup-menu",
4261                     G_CALLBACK (list_popup_menu_cb), impl);
4262   g_signal_connect (impl->browse_files_tree_view, "button-press-event",
4263                     G_CALLBACK (list_button_press_event_cb), impl);
4264
4265   g_signal_connect (impl->browse_files_tree_view, "drag-data-received",
4266                     G_CALLBACK (file_list_drag_data_received_cb), impl);
4267   g_signal_connect (impl->browse_files_tree_view, "drag-drop",
4268                     G_CALLBACK (file_list_drag_drop_cb), impl);
4269   g_signal_connect (impl->browse_files_tree_view, "drag-motion",
4270                     G_CALLBACK (file_list_drag_motion_cb), impl);
4271
4272   g_object_set (impl->browse_files_tree_view, "has-tooltip", TRUE, NULL);
4273   g_signal_connect (impl->browse_files_tree_view, "query-tooltip",
4274                     G_CALLBACK (file_list_query_tooltip_cb), impl);
4275
4276   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
4277   gtk_tree_selection_set_select_function (selection,
4278                                           list_select_func,
4279                                           impl, NULL);
4280   gtk_tree_view_enable_model_drag_source (GTK_TREE_VIEW (impl->browse_files_tree_view),
4281                                           GDK_BUTTON1_MASK,
4282                                           NULL, 0,
4283                                           GDK_ACTION_COPY | GDK_ACTION_MOVE);
4284   gtk_drag_source_add_uri_targets (impl->browse_files_tree_view);
4285
4286   g_signal_connect (selection, "changed",
4287                     G_CALLBACK (list_selection_changed), impl);
4288
4289   /* Keep the column order in sync with update_cell_renderer_attributes() */
4290
4291   /* Filename column */
4292
4293   impl->list_name_column = gtk_tree_view_column_new ();
4294   gtk_tree_view_column_set_expand (impl->list_name_column, TRUE);
4295   gtk_tree_view_column_set_resizable (impl->list_name_column, TRUE);
4296   gtk_tree_view_column_set_title (impl->list_name_column, _("Name"));
4297
4298   renderer = gtk_cell_renderer_pixbuf_new ();
4299   /* We set a fixed size so that we get an empty slot even if no icons are loaded yet */
4300   set_icon_cell_renderer_fixed_size (impl, renderer);
4301   gtk_tree_view_column_pack_start (impl->list_name_column, renderer, FALSE);
4302
4303   impl->list_name_renderer = gtk_cell_renderer_text_new ();
4304   g_object_set (impl->list_name_renderer,
4305                 "ellipsize", PANGO_ELLIPSIZE_END,
4306                 NULL);
4307   g_signal_connect (impl->list_name_renderer, "edited",
4308                     G_CALLBACK (renderer_edited_cb), impl);
4309   g_signal_connect (impl->list_name_renderer, "editing-canceled",
4310                     G_CALLBACK (renderer_editing_canceled_cb), impl);
4311   gtk_tree_view_column_pack_start (impl->list_name_column, impl->list_name_renderer, TRUE);
4312
4313   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_files_tree_view), impl->list_name_column);
4314
4315   /* Size column */
4316
4317   column = gtk_tree_view_column_new ();
4318   gtk_tree_view_column_set_resizable (column, TRUE);
4319   gtk_tree_view_column_set_title (column, _("Size"));
4320
4321   renderer = gtk_cell_renderer_text_new ();
4322   g_object_set (renderer,
4323                 "alignment", PANGO_ALIGN_RIGHT,
4324                 NULL);
4325   gtk_tree_view_column_pack_start (column, renderer, TRUE); /* bug: it doesn't expand */
4326   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_files_tree_view), column);
4327   impl->list_size_column = column;
4328
4329   /* Modification time column */
4330
4331   column = gtk_tree_view_column_new ();
4332   gtk_tree_view_column_set_resizable (column, TRUE);
4333   gtk_tree_view_column_set_title (column, _("Modified"));
4334
4335   renderer = gtk_cell_renderer_text_new ();
4336   gtk_tree_view_column_pack_start (column, renderer, TRUE);
4337   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->browse_files_tree_view), column);
4338   impl->list_mtime_column = column;
4339
4340   file_list_set_sort_column_ids (impl);
4341   update_cell_renderer_attributes (impl);
4342
4343   gtk_widget_show_all (swin);
4344
4345   return swin;
4346 }
4347
4348 static GtkWidget *
4349 create_path_bar (GtkFileChooserDefault *impl)
4350 {
4351   GtkWidget *path_bar;
4352
4353   path_bar = g_object_new (GTK_TYPE_PATH_BAR, NULL);
4354   _gtk_path_bar_set_file_system (GTK_PATH_BAR (path_bar), impl->file_system);
4355
4356   return path_bar;
4357 }
4358
4359 /* Creates the widgets for the files/folders pane */
4360 static GtkWidget *
4361 file_pane_create (GtkFileChooserDefault *impl,
4362                   GtkSizeGroup          *size_group)
4363 {
4364   GtkWidget *vbox;
4365   GtkWidget *hbox;
4366   GtkWidget *widget;
4367
4368   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
4369   gtk_widget_show (vbox);
4370
4371   /* Box for lists and preview */
4372
4373   hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, PREVIEW_HBOX_SPACING);
4374   gtk_box_pack_start (GTK_BOX (vbox), hbox, TRUE, TRUE, 0);
4375   gtk_widget_show (hbox);
4376
4377   /* File list */
4378
4379   widget = create_file_list (impl);
4380   gtk_box_pack_start (GTK_BOX (hbox), widget, TRUE, TRUE, 0);
4381   gtk_size_group_add_widget (size_group, widget);
4382
4383   /* Preview */
4384
4385   impl->preview_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
4386   gtk_box_pack_start (GTK_BOX (hbox), impl->preview_box, FALSE, FALSE, 0);
4387   /* Don't show preview box initially */
4388
4389   /* Filter combo */
4390
4391   impl->filter_combo_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
4392
4393   widget = filter_create (impl);
4394
4395   gtk_widget_show (widget);
4396   gtk_box_pack_end (GTK_BOX (impl->filter_combo_hbox), widget, FALSE, FALSE, 0);
4397
4398   gtk_box_pack_end (GTK_BOX (vbox), impl->filter_combo_hbox, FALSE, FALSE, 0);
4399
4400   return vbox;
4401 }
4402
4403 /* Creates the widgets specific to Save mode */
4404 static void
4405 save_widgets_create (GtkFileChooserDefault *impl)
4406 {
4407   GtkWidget *vbox;
4408   GtkWidget *widget;
4409
4410   if (impl->save_widgets != NULL)
4411     return;
4412
4413   location_switch_to_path_bar (impl);
4414
4415   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
4416
4417   impl->save_widgets_table = gtk_table_new (2, 2, FALSE);
4418   gtk_box_pack_start (GTK_BOX (vbox), impl->save_widgets_table, FALSE, FALSE, 0);
4419   gtk_widget_show (impl->save_widgets_table);
4420   gtk_table_set_row_spacings (GTK_TABLE (impl->save_widgets_table), 12);
4421   gtk_table_set_col_spacings (GTK_TABLE (impl->save_widgets_table), 12);
4422
4423   /* Label */
4424
4425   widget = gtk_label_new_with_mnemonic (_("_Name:"));
4426   gtk_widget_set_halign (widget, GTK_ALIGN_START);
4427   gtk_widget_set_valign (widget, GTK_ALIGN_CENTER);
4428   gtk_table_attach (GTK_TABLE (impl->save_widgets_table), widget,
4429                     0, 1, 0, 1,
4430                     GTK_FILL, GTK_FILL,
4431                     0, 0);
4432   gtk_widget_show (widget);
4433
4434   /* Location entry */
4435
4436   impl->location_entry = _gtk_file_chooser_entry_new (TRUE);
4437   _gtk_file_chooser_entry_set_file_system (GTK_FILE_CHOOSER_ENTRY (impl->location_entry),
4438                                            impl->file_system);
4439   _gtk_file_chooser_entry_set_local_only (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->local_only);
4440   gtk_entry_set_width_chars (GTK_ENTRY (impl->location_entry), 45);
4441   gtk_entry_set_activates_default (GTK_ENTRY (impl->location_entry), TRUE);
4442   gtk_table_attach (GTK_TABLE (impl->save_widgets_table), impl->location_entry,
4443                     1, 2, 0, 1,
4444                     GTK_EXPAND | GTK_FILL, 0,
4445                     0, 0);
4446   gtk_widget_show (impl->location_entry);
4447   gtk_label_set_mnemonic_widget (GTK_LABEL (widget), impl->location_entry);
4448
4449   /* Folder combo */
4450   impl->save_folder_label = gtk_label_new (NULL);
4451   gtk_widget_set_halign (impl->save_folder_label, GTK_ALIGN_START);
4452   gtk_widget_set_valign (impl->save_folder_label, GTK_ALIGN_CENTER);
4453   gtk_table_attach (GTK_TABLE (impl->save_widgets_table), impl->save_folder_label,
4454                     0, 1, 1, 2,
4455                     GTK_FILL, GTK_FILL,
4456                     0, 0);
4457   gtk_widget_show (impl->save_folder_label);
4458
4459   impl->save_widgets = vbox;
4460   gtk_box_pack_start (GTK_BOX (impl), impl->save_widgets, FALSE, FALSE, 0);
4461   gtk_box_reorder_child (GTK_BOX (impl), impl->save_widgets, 0);
4462   gtk_widget_show (impl->save_widgets);
4463 }
4464
4465 /* Destroys the widgets specific to Save mode */
4466 static void
4467 save_widgets_destroy (GtkFileChooserDefault *impl)
4468 {
4469   if (impl->save_widgets == NULL)
4470     return;
4471
4472   gtk_widget_destroy (impl->save_widgets);
4473   impl->save_widgets = NULL;
4474   impl->save_widgets_table = NULL;
4475   impl->location_entry = NULL;
4476   impl->save_folder_label = NULL;
4477 }
4478
4479 /* Turns on the path bar widget.  Can be called even if we are already in that
4480  * mode.
4481  */
4482 static void
4483 location_switch_to_path_bar (GtkFileChooserDefault *impl)
4484 {
4485   if (impl->location_entry)
4486     {
4487       gtk_widget_destroy (impl->location_entry);
4488       impl->location_entry = NULL;
4489     }
4490
4491   gtk_widget_hide (impl->location_entry_box);
4492 }
4493
4494 /* Sets the full path of the current folder as the text in the location entry. */
4495 static void
4496 location_entry_set_initial_text (GtkFileChooserDefault *impl)
4497 {
4498   gchar *text, *filename;
4499
4500   if (!impl->current_folder)
4501     return;
4502
4503   filename = g_file_get_path (impl->current_folder);
4504
4505   if (filename)
4506     {
4507       text = g_filename_to_utf8 (filename, -1, NULL, NULL, NULL);
4508       g_free (filename);
4509     }
4510   else
4511     text = g_file_get_uri (impl->current_folder);
4512
4513   if (text)
4514     {
4515       gboolean need_slash;
4516       int len;
4517
4518       len = strlen (text);
4519       need_slash = (text[len - 1] != G_DIR_SEPARATOR);
4520
4521       if (need_slash)
4522         {
4523           char *slash_text;
4524
4525           slash_text = g_new (char, len + 2);
4526           strcpy (slash_text, text);
4527           slash_text[len] = G_DIR_SEPARATOR;
4528           slash_text[len + 1] = 0;
4529
4530           g_free (text);
4531           text = slash_text;
4532         }
4533
4534       _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), text);
4535       g_free (text);
4536     }
4537
4538   g_free (filename);
4539 }
4540
4541 /* Turns on the location entry.  Can be called even if we are already in that
4542  * mode.
4543  */
4544 static void
4545 location_switch_to_filename_entry (GtkFileChooserDefault *impl)
4546 {
4547   /* when in search or recent files mode, we are not showing the
4548    * location_entry_box container, so there's no point in switching
4549    * to it.
4550    */
4551   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
4552       impl->operation_mode == OPERATION_MODE_RECENT)
4553     return;
4554
4555   if (impl->location_entry)
4556     gtk_widget_destroy (impl->location_entry);
4557
4558   /* Box */
4559
4560   gtk_widget_show (impl->location_entry_box);
4561
4562   /* Entry */
4563
4564   impl->location_entry = _gtk_file_chooser_entry_new (TRUE);
4565   _gtk_file_chooser_entry_set_file_system (GTK_FILE_CHOOSER_ENTRY (impl->location_entry),
4566                                            impl->file_system);
4567   gtk_entry_set_activates_default (GTK_ENTRY (impl->location_entry), TRUE);
4568   _gtk_file_chooser_entry_set_action (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->action);
4569
4570   gtk_box_pack_start (GTK_BOX (impl->location_entry_box), impl->location_entry, TRUE, TRUE, 0);
4571   gtk_label_set_mnemonic_widget (GTK_LABEL (impl->location_label), impl->location_entry);
4572
4573   /* Configure the entry */
4574
4575   _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->current_folder);
4576   _gtk_file_chooser_entry_set_local_only (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->local_only);
4577
4578   /* Done */
4579
4580   gtk_widget_show (impl->location_entry);
4581   gtk_widget_grab_focus (impl->location_entry);
4582 }
4583
4584 /* Sets a new location mode.  set_buttons determines whether the toggle button
4585  * for the mode will also be changed.
4586  */
4587 static void
4588 location_mode_set (GtkFileChooserDefault *impl,
4589                    LocationMode new_mode,
4590                    gboolean set_button)
4591 {
4592   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
4593       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
4594     {
4595       GtkWindow *toplevel;
4596       GtkWidget *current_focus;
4597       gboolean button_active;
4598       gboolean switch_to_file_list;
4599
4600       switch (new_mode)
4601         {
4602         case LOCATION_MODE_PATH_BAR:
4603           button_active = FALSE;
4604
4605           /* The location_entry will disappear when we switch to path bar mode.  So,
4606            * we'll focus the file list in that case, to avoid having a window with
4607            * no focused widget.
4608            */
4609           toplevel = get_toplevel (GTK_WIDGET (impl));
4610           switch_to_file_list = FALSE;
4611           if (toplevel)
4612             {
4613               current_focus = gtk_window_get_focus (toplevel);
4614               if (!current_focus || current_focus == impl->location_entry)
4615                 switch_to_file_list = TRUE;
4616             }
4617
4618           location_switch_to_path_bar (impl);
4619
4620           if (switch_to_file_list)
4621             gtk_widget_grab_focus (impl->browse_files_tree_view);
4622
4623           break;
4624
4625         case LOCATION_MODE_FILENAME_ENTRY:
4626           button_active = TRUE;
4627           location_switch_to_filename_entry (impl);
4628           break;
4629
4630         default:
4631           g_assert_not_reached ();
4632           return;
4633         }
4634
4635       if (set_button)
4636         {
4637           g_signal_handlers_block_by_func (impl->location_button,
4638                                            G_CALLBACK (location_button_toggled_cb), impl);
4639
4640           gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (impl->location_button), button_active);
4641
4642           g_signal_handlers_unblock_by_func (impl->location_button,
4643                                              G_CALLBACK (location_button_toggled_cb), impl);
4644         }
4645     }
4646
4647   impl->location_mode = new_mode;
4648 }
4649
4650 static void
4651 location_toggle_popup_handler (GtkFileChooserDefault *impl)
4652 {
4653   /* when in search or recent files mode, we are not showing the
4654    * location_entry_box container, so there's no point in switching
4655    * to it.
4656    */
4657   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
4658       impl->operation_mode == OPERATION_MODE_RECENT)
4659     return;
4660
4661   /* If the file entry is not visible, show it.
4662    * If it is visible, turn it off only if it is focused.  Otherwise, switch to the entry.
4663    */
4664   if (impl->location_mode == LOCATION_MODE_PATH_BAR)
4665     {
4666       location_mode_set (impl, LOCATION_MODE_FILENAME_ENTRY, TRUE);
4667     }
4668   else if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)
4669     {
4670       if (gtk_widget_has_focus (impl->location_entry))
4671         {
4672           location_mode_set (impl, LOCATION_MODE_PATH_BAR, TRUE);
4673         }
4674       else
4675         {
4676           gtk_widget_grab_focus (impl->location_entry);
4677         }
4678     }
4679 }
4680
4681 /* Callback used when one of the location mode buttons is toggled */
4682 static void
4683 location_button_toggled_cb (GtkToggleButton *toggle,
4684                             GtkFileChooserDefault *impl)
4685 {
4686   gboolean is_active;
4687   LocationMode new_mode;
4688
4689   is_active = gtk_toggle_button_get_active (toggle);
4690
4691   if (is_active)
4692     {
4693       g_assert (impl->location_mode == LOCATION_MODE_PATH_BAR);
4694       new_mode = LOCATION_MODE_FILENAME_ENTRY;
4695     }
4696   else
4697     {
4698       g_assert (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY);
4699       new_mode = LOCATION_MODE_PATH_BAR;
4700     }
4701
4702   location_mode_set (impl, new_mode, FALSE);
4703 }
4704
4705 /* Creates a toggle button for the location entry. */
4706 static void
4707 location_button_create (GtkFileChooserDefault *impl)
4708 {
4709   GtkWidget *image;
4710   const char *str;
4711
4712   image = gtk_image_new_from_stock (GTK_STOCK_EDIT, GTK_ICON_SIZE_BUTTON);
4713   gtk_widget_show (image);
4714
4715   impl->location_button = g_object_new (GTK_TYPE_TOGGLE_BUTTON,
4716                                         "image", image,
4717                                         NULL);
4718
4719   g_signal_connect (impl->location_button, "toggled",
4720                     G_CALLBACK (location_button_toggled_cb), impl);
4721
4722   str = _("Type a file name");
4723
4724   gtk_widget_set_tooltip_text (impl->location_button, str);
4725   atk_object_set_name (gtk_widget_get_accessible (impl->location_button), str);
4726 }
4727
4728 /* Creates the main hpaned with the widgets shared by Open and Save mode */
4729 static void
4730 browse_widgets_create (GtkFileChooserDefault *impl)
4731 {
4732   GtkWidget *hpaned;
4733   GtkWidget *widget;
4734   GtkSizeGroup *size_group;
4735
4736   /* size group is used by the scrolled windows of the panes */
4737   size_group = gtk_size_group_new (GTK_SIZE_GROUP_VERTICAL);
4738   impl->browse_widgets_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
4739
4740   /* Location widgets - note browse_path_bar_hbox is packed in the right place until switch_path_bar() */
4741   impl->browse_path_bar_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
4742   gtk_widget_show (impl->browse_path_bar_hbox);
4743
4744   /* Size group that allows the path bar to be the same size between modes */
4745   impl->browse_path_bar_size_group = gtk_size_group_new (GTK_SIZE_GROUP_VERTICAL);
4746   gtk_size_group_set_ignore_hidden (impl->browse_path_bar_size_group, FALSE);
4747
4748   /* Location button */
4749
4750   location_button_create (impl);
4751   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->location_button, FALSE, FALSE, 0);
4752   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->location_button);
4753
4754   /* Path bar */
4755
4756   impl->browse_path_bar = create_path_bar (impl);
4757   g_signal_connect (impl->browse_path_bar, "path-clicked", G_CALLBACK (path_bar_clicked), impl);
4758   gtk_widget_show_all (impl->browse_path_bar);
4759   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_path_bar, TRUE, TRUE, 0);
4760   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_path_bar);
4761
4762   /* Create Folder */
4763   impl->browse_new_folder_button = gtk_button_new_with_mnemonic (_("Create Fo_lder"));
4764   g_signal_connect (impl->browse_new_folder_button, "clicked",
4765                     G_CALLBACK (new_folder_button_clicked), impl);
4766   gtk_box_pack_end (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_new_folder_button, FALSE, FALSE, 0);
4767
4768   /* Box for the location label and entry */
4769
4770   impl->location_entry_box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
4771   gtk_box_pack_start (GTK_BOX (impl->browse_widgets_box), impl->location_entry_box, FALSE, FALSE, 0);
4772
4773   impl->location_label = gtk_label_new_with_mnemonic (_("_Location:"));
4774   gtk_widget_show (impl->location_label);
4775   gtk_box_pack_start (GTK_BOX (impl->location_entry_box), impl->location_label, FALSE, FALSE, 0);
4776
4777   /* Paned widget */
4778
4779   hpaned = gtk_paned_new (GTK_ORIENTATION_HORIZONTAL);
4780   gtk_widget_show (hpaned);
4781   gtk_box_pack_start (GTK_BOX (impl->browse_widgets_box), hpaned, TRUE, TRUE, 0);
4782
4783   widget = shortcuts_pane_create (impl, size_group);
4784   gtk_paned_pack1 (GTK_PANED (hpaned), widget, FALSE, FALSE);
4785   widget = file_pane_create (impl, size_group);
4786   gtk_paned_pack2 (GTK_PANED (hpaned), widget, TRUE, FALSE);
4787   gtk_paned_set_position (GTK_PANED (hpaned), 148);
4788   g_object_unref (size_group);
4789 }
4790
4791 static GObject*
4792 gtk_file_chooser_default_constructor (GType                  type,
4793                                       guint                  n_construct_properties,
4794                                       GObjectConstructParam *construct_params)
4795 {
4796   GtkFileChooserDefault *impl;
4797   GObject *object;
4798
4799   profile_start ("start", NULL);
4800
4801   object = G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->constructor (type,
4802                                                                                 n_construct_properties,
4803                                                                                 construct_params);
4804   impl = GTK_FILE_CHOOSER_DEFAULT (object);
4805
4806   g_assert (impl->file_system);
4807
4808   gtk_widget_push_composite_child ();
4809
4810   /* Shortcuts model */
4811   shortcuts_model_create (impl);
4812
4813   /* The browse widgets */
4814   browse_widgets_create (impl);
4815   gtk_box_pack_start (GTK_BOX (impl), impl->browse_widgets_box, TRUE, TRUE, 0);
4816
4817   /* Alignment to hold extra widget */
4818   impl->extra_align = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
4819   gtk_widget_set_halign (impl->extra_align, GTK_ALIGN_START);
4820   gtk_widget_set_valign (impl->extra_align, GTK_ALIGN_CENTER);
4821   gtk_box_pack_start (GTK_BOX (impl), impl->extra_align, FALSE, FALSE, 0);
4822
4823   gtk_widget_pop_composite_child ();
4824   update_appearance (impl);
4825
4826   profile_end ("end", NULL);
4827
4828   return object;
4829 }
4830
4831 /* Sets the extra_widget by packing it in the appropriate place */
4832 static void
4833 set_extra_widget (GtkFileChooserDefault *impl,
4834                   GtkWidget             *extra_widget)
4835 {
4836   if (extra_widget)
4837     {
4838       g_object_ref (extra_widget);
4839       /* FIXME: is this right ? */
4840       gtk_widget_show (extra_widget);
4841     }
4842
4843   if (impl->extra_widget)
4844     {
4845       gtk_container_remove (GTK_CONTAINER (impl->extra_align), impl->extra_widget);
4846       g_object_unref (impl->extra_widget);
4847     }
4848
4849   impl->extra_widget = extra_widget;
4850   if (impl->extra_widget)
4851     {
4852       gtk_container_add (GTK_CONTAINER (impl->extra_align), impl->extra_widget);
4853       gtk_widget_show (impl->extra_align);
4854     }
4855   else
4856     gtk_widget_hide (impl->extra_align);
4857 }
4858
4859 static void
4860 set_local_only (GtkFileChooserDefault *impl,
4861                 gboolean               local_only)
4862 {
4863   if (local_only != impl->local_only)
4864     {
4865       impl->local_only = local_only;
4866
4867       if (impl->location_entry)
4868         _gtk_file_chooser_entry_set_local_only (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), local_only);
4869
4870       if (impl->shortcuts_model && impl->file_system)
4871         {
4872           shortcuts_add_volumes (impl);
4873           shortcuts_add_bookmarks (impl);
4874         }
4875
4876       if (local_only && impl->current_folder &&
4877            !g_file_is_native (impl->current_folder))
4878         {
4879           /* If we are pointing to a non-local folder, make an effort to change
4880            * back to a local folder, but it's really up to the app to not cause
4881            * such a situation, so we ignore errors.
4882            */
4883           const gchar *home = g_get_home_dir ();
4884           GFile *home_file;
4885
4886           if (home == NULL)
4887             return;
4888
4889           home_file = g_file_new_for_path (home);
4890
4891           gtk_file_chooser_set_current_folder_file (GTK_FILE_CHOOSER (impl), home_file, NULL);
4892
4893           g_object_unref (home_file);
4894         }
4895     }
4896 }
4897
4898 static void
4899 volumes_bookmarks_changed_cb (GtkFileSystem         *file_system,
4900                               GtkFileChooserDefault *impl)
4901 {
4902   shortcuts_add_volumes (impl);
4903   shortcuts_add_bookmarks (impl);
4904
4905   bookmarks_check_add_sensitivity (impl);
4906   bookmarks_check_remove_sensitivity (impl);
4907   shortcuts_check_popup_sensitivity (impl);
4908 }
4909
4910 /* Sets the file chooser to multiple selection mode */
4911 static void
4912 set_select_multiple (GtkFileChooserDefault *impl,
4913                      gboolean               select_multiple,
4914                      gboolean               property_notify)
4915 {
4916   GtkTreeSelection *selection;
4917   GtkSelectionMode mode;
4918
4919   if (select_multiple == impl->select_multiple)
4920     return;
4921
4922   mode = select_multiple ? GTK_SELECTION_MULTIPLE : GTK_SELECTION_BROWSE;
4923
4924   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
4925   gtk_tree_selection_set_mode (selection, mode);
4926
4927   gtk_tree_view_set_rubber_banding (GTK_TREE_VIEW (impl->browse_files_tree_view), select_multiple);
4928
4929   impl->select_multiple = select_multiple;
4930   g_object_notify (G_OBJECT (impl), "select-multiple");
4931
4932   check_preview_change (impl);
4933 }
4934
4935 static void
4936 set_file_system_backend (GtkFileChooserDefault *impl)
4937 {
4938   profile_start ("start for backend", "default");
4939
4940   impl->file_system = _gtk_file_system_new ();
4941
4942   g_signal_connect (impl->file_system, "volumes-changed",
4943                     G_CALLBACK (volumes_bookmarks_changed_cb), impl);
4944   g_signal_connect (impl->file_system, "bookmarks-changed",
4945                     G_CALLBACK (volumes_bookmarks_changed_cb), impl);
4946
4947   profile_end ("end", NULL);
4948 }
4949
4950 static void
4951 unset_file_system_backend (GtkFileChooserDefault *impl)
4952 {
4953   g_signal_handlers_disconnect_by_func (impl->file_system,
4954                                         G_CALLBACK (volumes_bookmarks_changed_cb), impl);
4955
4956   g_object_unref (impl->file_system);
4957
4958   impl->file_system = NULL;
4959 }
4960
4961 static void
4962 create_info_bar (GtkFileChooserDefault *impl)
4963 {
4964   GtkWidget *content_area;
4965
4966   impl->browse_select_a_folder_info_bar = gtk_info_bar_new ();
4967   impl->browse_select_a_folder_warning_icon = gtk_image_new_from_stock (GTK_STOCK_DIALOG_WARNING, GTK_ICON_SIZE_MENU);
4968   impl->browse_select_a_folder_label = gtk_label_new (NULL);
4969
4970   content_area = gtk_info_bar_get_content_area (GTK_INFO_BAR (impl->browse_select_a_folder_info_bar));
4971   gtk_box_set_spacing (GTK_BOX (content_area), 6);
4972
4973   gtk_box_pack_start (GTK_BOX (content_area), impl->browse_select_a_folder_warning_icon, FALSE, FALSE, 0);
4974   gtk_box_pack_start (GTK_BOX (content_area), impl->browse_select_a_folder_label, TRUE, TRUE, 0);
4975
4976   gtk_widget_show (impl->browse_select_a_folder_info_bar);
4977   gtk_widget_show (impl->browse_select_a_folder_label);
4978 }
4979
4980 typedef enum {
4981   INFO_BAR_SELECT_A_FOLDER,
4982   INFO_BAR_ERROR_NO_FILENAME,
4983   INFO_BAR_ERROR_NO_FOLDER
4984 } InfoBarMode;
4985
4986 static void
4987 set_info_bar (GtkFileChooserDefault *impl, InfoBarMode mode)
4988 {
4989   char *str;
4990   gboolean free_str;
4991   GtkMessageType message_type;
4992
4993   if (!impl->browse_select_a_folder_info_bar)
4994     return;
4995
4996   free_str = FALSE;
4997
4998   switch (mode)
4999     {
5000     case INFO_BAR_SELECT_A_FOLDER:
5001       str = g_strconcat ("<i>", _("Please select a folder below"), "</i>", NULL);
5002       free_str = TRUE;
5003       message_type = GTK_MESSAGE_OTHER;
5004       break;
5005
5006     case INFO_BAR_ERROR_NO_FILENAME:
5007       str = _("Please type a file name");
5008       message_type = GTK_MESSAGE_WARNING;
5009       break;
5010
5011     case INFO_BAR_ERROR_NO_FOLDER:
5012       str = _("Please select a folder below");
5013       message_type = GTK_MESSAGE_WARNING;
5014       break;
5015
5016     default:
5017       g_assert_not_reached ();
5018       return;
5019     }
5020
5021   gtk_info_bar_set_message_type (GTK_INFO_BAR (impl->browse_select_a_folder_info_bar), message_type);
5022   gtk_widget_set_visible (impl->browse_select_a_folder_warning_icon, message_type == GTK_MESSAGE_WARNING);
5023   gtk_label_set_markup (GTK_LABEL (impl->browse_select_a_folder_label), str);
5024
5025   if (free_str)
5026     g_free (str);
5027 }
5028
5029 /* Saves the widgets around the pathbar so they can be reparented later
5030  * in the correct place.  This function must be called paired with
5031  * restore_path_bar().
5032  */
5033 static void
5034 save_path_bar (GtkFileChooserDefault *impl)
5035 {
5036   GtkWidget *parent;
5037
5038   g_object_ref (impl->browse_path_bar_hbox);
5039
5040   parent = gtk_widget_get_parent (impl->browse_path_bar_hbox);
5041   if (parent)
5042     gtk_container_remove (GTK_CONTAINER (parent), impl->browse_path_bar_hbox);
5043 }
5044
5045 /* Reparents the path bar and the "Create folder" button to the right place:
5046  * Above the file list in Open mode, or to the right of the "Save in folder:"
5047  * label in Save mode.  The save_path_bar() function must be called before this
5048  * one.
5049  */
5050 static void
5051 restore_path_bar (GtkFileChooserDefault *impl)
5052 {
5053   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
5054       || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5055     {
5056       gtk_box_pack_start (GTK_BOX (impl->browse_widgets_box), impl->browse_path_bar_hbox, FALSE, FALSE, 0);
5057       gtk_box_reorder_child (GTK_BOX (impl->browse_widgets_box), impl->browse_path_bar_hbox, 0);
5058     }
5059   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
5060            || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5061     {
5062       gtk_table_attach (GTK_TABLE (impl->save_widgets_table), impl->browse_path_bar_hbox,
5063                         1, 2, 1, 2,
5064                         GTK_EXPAND | GTK_FILL, GTK_FILL,
5065                         0, 0);
5066       gtk_label_set_mnemonic_widget (GTK_LABEL (impl->save_folder_label), impl->browse_path_bar);
5067     }
5068   else
5069     g_assert_not_reached ();
5070
5071   g_object_unref (impl->browse_path_bar_hbox);
5072 }
5073
5074 /* Takes the folder stored in a row in the recent_model, and puts it in the pathbar */
5075 static void
5076 put_recent_folder_in_pathbar (GtkFileChooserDefault *impl, GtkTreeIter *iter)
5077 {
5078   GFile *file;
5079
5080   gtk_tree_model_get (GTK_TREE_MODEL (impl->recent_model), iter,
5081                       MODEL_COL_FILE, &file,
5082                       -1);
5083   _gtk_path_bar_set_file (GTK_PATH_BAR (impl->browse_path_bar), file, FALSE, NULL); /* NULL-GError */
5084   g_object_unref (file);
5085 }
5086
5087 /* For recently-used mode, updates the path in the pathbar with the currently-selected item */
5088 static void
5089 update_path_bar (GtkFileChooserDefault *impl)
5090 {
5091   if (impl->operation_mode == OPERATION_MODE_RECENT
5092       && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
5093     {
5094       GtkTreeSelection *selection;
5095       gboolean have_selected;
5096       GtkTreeIter iter;
5097
5098       selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
5099
5100       /* Save mode means single-selection mode, so the following is valid */
5101       have_selected = gtk_tree_selection_get_selected (selection, NULL, &iter);
5102
5103       if (have_selected)
5104         {
5105           put_recent_folder_in_pathbar (impl, &iter);
5106           gtk_widget_show (impl->browse_path_bar);
5107           gtk_widget_hide (impl->browse_select_a_folder_info_bar);
5108         }
5109       else
5110         {
5111           gtk_widget_hide (impl->browse_path_bar);
5112           set_info_bar (impl, INFO_BAR_SELECT_A_FOLDER);
5113           gtk_widget_show (impl->browse_select_a_folder_info_bar);
5114         }
5115     }
5116 }
5117
5118 /* This function is basically a do_all function.
5119  *
5120  * It sets the visibility on all the widgets based on the current state, and
5121  * moves the custom_widget if needed.
5122  */
5123 static void
5124 update_appearance (GtkFileChooserDefault *impl)
5125 {
5126   save_path_bar (impl);
5127
5128   if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5129       impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5130     {
5131       const char *text;
5132
5133       gtk_widget_hide (impl->location_button);
5134       save_widgets_create (impl);
5135
5136       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
5137         text = _("Save in _folder:");
5138       else
5139         text = _("Create in _folder:");
5140
5141       gtk_label_set_text_with_mnemonic (GTK_LABEL (impl->save_folder_label), text);
5142
5143       if (impl->select_multiple)
5144         {
5145           g_warning ("Save mode cannot be set in conjunction with multiple selection mode.  "
5146                      "Re-setting to single selection mode.");
5147           set_select_multiple (impl, FALSE, TRUE);
5148         }
5149     }
5150   else if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5151            impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5152     {
5153       gtk_widget_show (impl->location_button);
5154       save_widgets_destroy (impl);
5155       gtk_widget_show (impl->browse_widgets_box);
5156       location_mode_set (impl, impl->location_mode, TRUE);
5157     }
5158
5159   if (impl->location_entry)
5160     _gtk_file_chooser_entry_set_action (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->action);
5161
5162   restore_path_bar (impl);
5163   update_path_bar (impl);
5164
5165   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN || !impl->create_folders)
5166     gtk_widget_hide (impl->browse_new_folder_button);
5167   else
5168     gtk_widget_show (impl->browse_new_folder_button);
5169
5170   /* This *is* needed; we need to redraw the file list because the "sensitivity"
5171    * of files may change depending whether we are in a file or folder-only mode.
5172    */
5173   gtk_widget_queue_draw (impl->browse_files_tree_view);
5174
5175   emit_default_size_changed (impl);
5176 }
5177
5178 static void
5179 gtk_file_chooser_default_set_property (GObject      *object,
5180                                        guint         prop_id,
5181                                        const GValue *value,
5182                                        GParamSpec   *pspec)
5183
5184 {
5185   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
5186
5187   switch (prop_id)
5188     {
5189     case GTK_FILE_CHOOSER_PROP_ACTION:
5190       {
5191         GtkFileChooserAction action = g_value_get_enum (value);
5192
5193         if (action != impl->action)
5194           {
5195             gtk_file_chooser_default_unselect_all (GTK_FILE_CHOOSER (impl));
5196
5197             if ((action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5198                  action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5199                 && impl->select_multiple)
5200               {
5201                 g_warning ("Tried to change the file chooser action to SAVE or CREATE_FOLDER, but "
5202                            "this is not allowed in multiple selection mode.  Resetting the file chooser "
5203                            "to single selection mode.");
5204                 set_select_multiple (impl, FALSE, TRUE);
5205               }
5206             impl->action = action;
5207             update_cell_renderer_attributes (impl);
5208             update_appearance (impl);
5209             settings_load (impl);
5210           }
5211       }
5212       break;
5213
5214     case GTK_FILE_CHOOSER_PROP_FILTER:
5215       set_current_filter (impl, g_value_get_object (value));
5216       break;
5217
5218     case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
5219       set_local_only (impl, g_value_get_boolean (value));
5220       break;
5221
5222     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
5223       set_preview_widget (impl, g_value_get_object (value));
5224       break;
5225
5226     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
5227       impl->preview_widget_active = g_value_get_boolean (value);
5228       update_preview_widget_visibility (impl);
5229       break;
5230
5231     case GTK_FILE_CHOOSER_PROP_USE_PREVIEW_LABEL:
5232       impl->use_preview_label = g_value_get_boolean (value);
5233       update_preview_widget_visibility (impl);
5234       break;
5235
5236     case GTK_FILE_CHOOSER_PROP_EXTRA_WIDGET:
5237       set_extra_widget (impl, g_value_get_object (value));
5238       break;
5239
5240     case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
5241       {
5242         gboolean select_multiple = g_value_get_boolean (value);
5243         if ((impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5244              impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5245             && select_multiple)
5246           {
5247             g_warning ("Tried to set the file chooser to multiple selection mode, but this is "
5248                        "not allowed in SAVE or CREATE_FOLDER modes.  Ignoring the change and "
5249                        "leaving the file chooser in single selection mode.");
5250             return;
5251           }
5252
5253         set_select_multiple (impl, select_multiple, FALSE);
5254       }
5255       break;
5256
5257     case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
5258       {
5259         gboolean show_hidden = g_value_get_boolean (value);
5260         if (show_hidden != impl->show_hidden)
5261           {
5262             impl->show_hidden = show_hidden;
5263
5264             if (impl->browse_files_model)
5265               _gtk_file_system_model_set_show_hidden (impl->browse_files_model, show_hidden);
5266           }
5267       }
5268       break;
5269
5270     case GTK_FILE_CHOOSER_PROP_DO_OVERWRITE_CONFIRMATION:
5271       {
5272         gboolean do_overwrite_confirmation = g_value_get_boolean (value);
5273         impl->do_overwrite_confirmation = do_overwrite_confirmation;
5274       }
5275       break;
5276
5277     case GTK_FILE_CHOOSER_PROP_CREATE_FOLDERS:
5278       {
5279         gboolean create_folders = g_value_get_boolean (value);
5280         impl->create_folders = create_folders;
5281         update_appearance (impl);
5282       }
5283       break;
5284
5285     default:
5286       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
5287       break;
5288     }
5289 }
5290
5291 static void
5292 gtk_file_chooser_default_get_property (GObject    *object,
5293                                        guint       prop_id,
5294                                        GValue     *value,
5295                                        GParamSpec *pspec)
5296 {
5297   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
5298
5299   switch (prop_id)
5300     {
5301     case GTK_FILE_CHOOSER_PROP_ACTION:
5302       g_value_set_enum (value, impl->action);
5303       break;
5304
5305     case GTK_FILE_CHOOSER_PROP_FILTER:
5306       g_value_set_object (value, impl->current_filter);
5307       break;
5308
5309     case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
5310       g_value_set_boolean (value, impl->local_only);
5311       break;
5312
5313     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
5314       g_value_set_object (value, impl->preview_widget);
5315       break;
5316
5317     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
5318       g_value_set_boolean (value, impl->preview_widget_active);
5319       break;
5320
5321     case GTK_FILE_CHOOSER_PROP_USE_PREVIEW_LABEL:
5322       g_value_set_boolean (value, impl->use_preview_label);
5323       break;
5324
5325     case GTK_FILE_CHOOSER_PROP_EXTRA_WIDGET:
5326       g_value_set_object (value, impl->extra_widget);
5327       break;
5328
5329     case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
5330       g_value_set_boolean (value, impl->select_multiple);
5331       break;
5332
5333     case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
5334       g_value_set_boolean (value, impl->show_hidden);
5335       break;
5336
5337     case GTK_FILE_CHOOSER_PROP_DO_OVERWRITE_CONFIRMATION:
5338       g_value_set_boolean (value, impl->do_overwrite_confirmation);
5339       break;
5340
5341     case GTK_FILE_CHOOSER_PROP_CREATE_FOLDERS:
5342       g_value_set_boolean (value, impl->create_folders);
5343       break;
5344
5345     default:
5346       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
5347       break;
5348     }
5349 }
5350
5351 /* This cancels everything that may be going on in the background. */
5352 static void
5353 cancel_all_operations (GtkFileChooserDefault *impl)
5354 {
5355   GSList *l;
5356
5357   pending_select_files_free (impl);
5358
5359   /* cancel all pending operations */
5360   if (impl->pending_cancellables)
5361     {
5362       for (l = impl->pending_cancellables; l; l = l->next)
5363         {
5364           GCancellable *cancellable = G_CANCELLABLE (l->data);
5365           g_cancellable_cancel (cancellable);
5366         }
5367       g_slist_free (impl->pending_cancellables);
5368       impl->pending_cancellables = NULL;
5369     }
5370
5371   if (impl->reload_icon_cancellables)
5372     {
5373       for (l = impl->reload_icon_cancellables; l; l = l->next)
5374         {
5375           GCancellable *cancellable = G_CANCELLABLE (l->data);
5376           g_cancellable_cancel (cancellable);
5377         }
5378       g_slist_free (impl->reload_icon_cancellables);
5379       impl->reload_icon_cancellables = NULL;
5380     }
5381
5382   if (impl->loading_shortcuts)
5383     {
5384       for (l = impl->loading_shortcuts; l; l = l->next)
5385         {
5386           GCancellable *cancellable = G_CANCELLABLE (l->data);
5387           g_cancellable_cancel (cancellable);
5388         }
5389       g_slist_free (impl->loading_shortcuts);
5390       impl->loading_shortcuts = NULL;
5391     }
5392
5393   if (impl->file_list_drag_data_received_cancellable)
5394     {
5395       g_cancellable_cancel (impl->file_list_drag_data_received_cancellable);
5396       impl->file_list_drag_data_received_cancellable = NULL;
5397     }
5398
5399   if (impl->update_current_folder_cancellable)
5400     {
5401       g_cancellable_cancel (impl->update_current_folder_cancellable);
5402       impl->update_current_folder_cancellable = NULL;
5403     }
5404
5405   if (impl->should_respond_get_info_cancellable)
5406     {
5407       g_cancellable_cancel (impl->should_respond_get_info_cancellable);
5408       impl->should_respond_get_info_cancellable = NULL;
5409     }
5410
5411   if (impl->update_from_entry_cancellable)
5412     {
5413       g_cancellable_cancel (impl->update_from_entry_cancellable);
5414       impl->update_from_entry_cancellable = NULL;
5415     }
5416
5417   if (impl->shortcuts_activate_iter_cancellable)
5418     {
5419       g_cancellable_cancel (impl->shortcuts_activate_iter_cancellable);
5420       impl->shortcuts_activate_iter_cancellable = NULL;
5421     }
5422
5423   search_stop_searching (impl, TRUE);
5424   recent_stop_loading (impl);
5425 }
5426
5427 /* Removes the settings signal handler.  It's safe to call multiple times */
5428 static void
5429 remove_settings_signal (GtkFileChooserDefault *impl,
5430                         GdkScreen             *screen)
5431 {
5432   if (impl->settings_signal_id)
5433     {
5434       GtkSettings *settings;
5435
5436       settings = gtk_settings_get_for_screen (screen);
5437       g_signal_handler_disconnect (settings,
5438                                    impl->settings_signal_id);
5439       impl->settings_signal_id = 0;
5440     }
5441 }
5442
5443 static void
5444 gtk_file_chooser_default_dispose (GObject *object)
5445 {
5446   GtkFileChooserDefault *impl = (GtkFileChooserDefault *) object;
5447
5448   cancel_all_operations (impl);
5449
5450   if (impl->extra_widget)
5451     {
5452       g_object_unref (impl->extra_widget);
5453       impl->extra_widget = NULL;
5454     }
5455
5456   remove_settings_signal (impl, gtk_widget_get_screen (GTK_WIDGET (impl)));
5457
5458   G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->dispose (object);
5459 }
5460
5461 /* We override show-all since we have internal widgets that
5462  * shouldn't be shown when you call show_all(), like the filter
5463  * combo box.
5464  */
5465 static void
5466 gtk_file_chooser_default_show_all (GtkWidget *widget)
5467 {
5468   GtkFileChooserDefault *impl = (GtkFileChooserDefault *) widget;
5469
5470   gtk_widget_show (widget);
5471
5472   if (impl->extra_widget)
5473     gtk_widget_show_all (impl->extra_widget);
5474 }
5475
5476 /* Handler for GtkWindow::set-focus; this is where we save the last-focused
5477  * widget on our toplevel.  See gtk_file_chooser_default_hierarchy_changed()
5478  */
5479 static void
5480 toplevel_set_focus_cb (GtkWindow             *window,
5481                        GtkWidget             *focus,
5482                        GtkFileChooserDefault *impl)
5483 {
5484   impl->toplevel_last_focus_widget = gtk_window_get_focus (window);
5485 }
5486
5487 /* We monitor the focus widget on our toplevel to be able to know which widget
5488  * was last focused at the time our "should_respond" method gets called.
5489  */
5490 static void
5491 gtk_file_chooser_default_hierarchy_changed (GtkWidget *widget,
5492                                             GtkWidget *previous_toplevel)
5493 {
5494   GtkFileChooserDefault *impl;
5495   GtkWidget *toplevel;
5496
5497   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5498   toplevel = gtk_widget_get_toplevel (widget);
5499
5500   if (previous_toplevel &&
5501       impl->toplevel_set_focus_id != 0)
5502     {
5503       g_signal_handler_disconnect (previous_toplevel,
5504                                    impl->toplevel_set_focus_id);
5505       impl->toplevel_set_focus_id = 0;
5506       impl->toplevel_last_focus_widget = NULL;
5507     }
5508
5509   if (gtk_widget_is_toplevel (toplevel))
5510     {
5511       g_assert (impl->toplevel_set_focus_id == 0);
5512       impl->toplevel_set_focus_id = g_signal_connect (toplevel, "set-focus",
5513                                                       G_CALLBACK (toplevel_set_focus_cb), impl);
5514       impl->toplevel_last_focus_widget = gtk_window_get_focus (GTK_WINDOW (toplevel));
5515     }
5516 }
5517
5518 /* Changes the icons wherever it is needed */
5519 static void
5520 change_icon_theme (GtkFileChooserDefault *impl)
5521 {
5522   GtkSettings *settings;
5523   gint width, height;
5524   GtkCellRenderer *renderer;
5525   GList *cells;
5526
5527   profile_start ("start", NULL);
5528
5529   settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
5530
5531   if (gtk_icon_size_lookup_for_settings (settings, GTK_ICON_SIZE_MENU, &width, &height))
5532     impl->icon_size = MAX (width, height);
5533   else
5534     impl->icon_size = FALLBACK_ICON_SIZE;
5535
5536   shortcuts_reload_icons (impl);
5537   /* the first cell in the first column is the icon column, and we have a fixed size there */
5538   cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (
5539         gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 0)));
5540   renderer = GTK_CELL_RENDERER (cells->data);
5541   set_icon_cell_renderer_fixed_size (impl, renderer);
5542   g_list_free (cells);
5543   if (impl->browse_files_model)
5544     _gtk_file_system_model_clear_cache (impl->browse_files_model, MODEL_COL_PIXBUF);
5545   gtk_widget_queue_resize (impl->browse_files_tree_view);
5546
5547   profile_end ("end", NULL);
5548 }
5549
5550 /* Callback used when a GtkSettings value changes */
5551 static void
5552 settings_notify_cb (GObject               *object,
5553                     GParamSpec            *pspec,
5554                     GtkFileChooserDefault *impl)
5555 {
5556   const char *name;
5557
5558   profile_start ("start", NULL);
5559
5560   name = g_param_spec_get_name (pspec);
5561
5562   if (strcmp (name, "gtk-icon-theme-name") == 0 ||
5563       strcmp (name, "gtk-icon-sizes") == 0)
5564     change_icon_theme (impl);
5565
5566   profile_end ("end", NULL);
5567 }
5568
5569 /* Installs a signal handler for GtkSettings so that we can monitor changes in
5570  * the icon theme.
5571  */
5572 static void
5573 check_icon_theme (GtkFileChooserDefault *impl)
5574 {
5575   GtkSettings *settings;
5576
5577   profile_start ("start", NULL);
5578
5579   if (impl->settings_signal_id)
5580     {
5581       profile_end ("end", NULL);
5582       return;
5583     }
5584
5585   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
5586     {
5587       settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
5588       impl->settings_signal_id = g_signal_connect (settings, "notify",
5589                                                    G_CALLBACK (settings_notify_cb), impl);
5590
5591       change_icon_theme (impl);
5592     }
5593
5594   profile_end ("end", NULL);
5595 }
5596
5597 static void
5598 gtk_file_chooser_default_style_updated (GtkWidget *widget)
5599 {
5600   GtkFileChooserDefault *impl;
5601
5602   profile_start ("start", NULL);
5603
5604   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5605
5606   profile_msg ("    parent class style_udpated start", NULL);
5607   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->style_updated (widget);
5608   profile_msg ("    parent class style_updated end", NULL);
5609
5610   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
5611     change_icon_theme (impl);
5612
5613   emit_default_size_changed (impl);
5614
5615   profile_end ("end", NULL);
5616 }
5617
5618 static void
5619 gtk_file_chooser_default_screen_changed (GtkWidget *widget,
5620                                          GdkScreen *previous_screen)
5621 {
5622   GtkFileChooserDefault *impl;
5623
5624   profile_start ("start", NULL);
5625
5626   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5627
5628   if (GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->screen_changed)
5629     GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->screen_changed (widget, previous_screen);
5630
5631   remove_settings_signal (impl, previous_screen);
5632   check_icon_theme (impl);
5633
5634   emit_default_size_changed (impl);
5635
5636   profile_end ("end", NULL);
5637 }
5638
5639 static void
5640 gtk_file_chooser_default_size_allocate (GtkWidget     *widget,
5641                                         GtkAllocation *allocation)
5642 {
5643   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->size_allocate (widget, allocation);
5644 }
5645
5646 static void
5647 set_sort_column (GtkFileChooserDefault *impl)
5648 {
5649   GtkTreeSortable *sortable;
5650
5651   sortable = GTK_TREE_SORTABLE (gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view)));
5652
5653   /* can happen when we're still populating the model */
5654   if (sortable == NULL)
5655     return;
5656
5657   gtk_tree_sortable_set_sort_column_id (sortable,
5658                                         impl->sort_column,
5659                                         impl->sort_order);
5660 }
5661
5662 static void
5663 settings_ensure (GtkFileChooserDefault *impl)
5664 {
5665   if (impl->settings != NULL)
5666     return;
5667
5668   impl->settings = g_settings_new_with_path ("org.gtk.Settings.FileChooser",
5669                                              "/org/gtk/settings/file-chooser/");
5670   g_settings_delay (impl->settings);
5671 }
5672
5673 static void
5674 settings_load (GtkFileChooserDefault *impl)
5675 {
5676   LocationMode location_mode;
5677   gboolean show_hidden;
5678   gboolean show_size_column;
5679   gint sort_column;
5680   GtkSortType sort_order;
5681
5682   settings_ensure (impl);
5683
5684   location_mode = g_settings_get_enum (impl->settings, SETTINGS_KEY_LOCATION_MODE);
5685   show_hidden = g_settings_get_boolean (impl->settings, SETTINGS_KEY_SHOW_HIDDEN);
5686   show_size_column = g_settings_get_boolean (impl->settings, SETTINGS_KEY_SHOW_SIZE_COLUMN);
5687   sort_column = g_settings_get_enum (impl->settings, SETTINGS_KEY_SORT_COLUMN);
5688   sort_order = g_settings_get_enum (impl->settings, SETTINGS_KEY_SORT_ORDER);
5689
5690   location_mode_set (impl, location_mode, TRUE);
5691
5692   gtk_file_chooser_set_show_hidden (GTK_FILE_CHOOSER (impl), show_hidden);
5693
5694   impl->show_size_column = show_size_column;
5695   gtk_tree_view_column_set_visible (impl->list_size_column, show_size_column);
5696
5697   impl->sort_column = sort_column;
5698   impl->sort_order = sort_order;
5699   /* We don't call set_sort_column() here as the models may not have been
5700    * created yet.  The individual functions that create and set the models will
5701    * call set_sort_column() themselves.
5702    */
5703 }
5704
5705 static void
5706 save_dialog_geometry (GtkFileChooserDefault *impl)
5707 {
5708   GtkWindow *toplevel;
5709   int x, y, width, height;
5710
5711   toplevel = get_toplevel (GTK_WIDGET (impl));
5712
5713   if (!(toplevel && GTK_IS_FILE_CHOOSER_DIALOG (toplevel)))
5714     return;
5715
5716   gtk_window_get_position (toplevel, &x, &y);
5717   gtk_window_get_size (toplevel, &width, &height);
5718
5719   g_settings_set (impl->settings, "window-position", "(ii)", x, y);
5720   g_settings_set (impl->settings, "window-size", "(ii)", width, height);
5721 }
5722
5723 static void
5724 settings_save (GtkFileChooserDefault *impl)
5725 {
5726   char *current_folder_uri;
5727
5728   settings_ensure (impl);
5729
5730   /* Current folder */
5731
5732   if (impl->current_folder)
5733     current_folder_uri = g_file_get_uri (impl->current_folder);
5734   else
5735     current_folder_uri = "";
5736
5737   g_settings_set_string (impl->settings, SETTINGS_KEY_LAST_FOLDER_URI, current_folder_uri);
5738
5739   if (impl->current_folder)
5740     g_free (current_folder_uri);
5741
5742   /* All the other state */
5743
5744   g_settings_set_enum (impl->settings, SETTINGS_KEY_LOCATION_MODE, impl->location_mode);
5745   g_settings_set_boolean (impl->settings, SETTINGS_KEY_SHOW_HIDDEN,
5746                           gtk_file_chooser_get_show_hidden (GTK_FILE_CHOOSER (impl)));
5747   g_settings_set_boolean (impl->settings, SETTINGS_KEY_SHOW_SIZE_COLUMN, impl->show_size_column);
5748   g_settings_set_enum (impl->settings, SETTINGS_KEY_SORT_COLUMN, impl->sort_column);
5749   g_settings_set_enum (impl->settings, SETTINGS_KEY_SORT_ORDER, impl->sort_order);
5750
5751   save_dialog_geometry (impl);
5752
5753   /* Now apply the settings */
5754   g_settings_apply (impl->settings);
5755
5756   g_object_unref (impl->settings);
5757   impl->settings = NULL;
5758 }
5759
5760 /* GtkWidget::realize method */
5761 static void
5762 gtk_file_chooser_default_realize (GtkWidget *widget)
5763 {
5764   GtkFileChooserDefault *impl;
5765
5766   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5767
5768   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->realize (widget);
5769
5770   emit_default_size_changed (impl);
5771 }
5772
5773 static GFile *
5774 get_file_for_last_folder_opened (GtkFileChooserDefault *impl)
5775 {
5776   char *last_folder_uri;
5777   GFile *file;
5778
5779   settings_ensure (impl);
5780
5781   last_folder_uri = g_settings_get_string (impl->settings, SETTINGS_KEY_LAST_FOLDER_URI);
5782
5783   /* If no last folder is set, we use the user's home directory, since
5784    * this is the starting point for most documents.
5785    */
5786   if (last_folder_uri[0] == '\0')
5787     file = g_file_new_for_path (g_get_home_dir ());
5788   else
5789     file = g_file_new_for_uri (last_folder_uri);
5790
5791   g_free (last_folder_uri);
5792
5793   return file;
5794 }
5795
5796 /* GtkWidget::map method */
5797 static void
5798 gtk_file_chooser_default_map (GtkWidget *widget)
5799 {
5800   GtkFileChooserDefault *impl;
5801
5802   profile_start ("start", NULL);
5803
5804   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5805
5806   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->map (widget);
5807
5808   if (impl->operation_mode == OPERATION_MODE_BROWSE)
5809     {
5810       switch (impl->reload_state)
5811         {
5812         case RELOAD_EMPTY:
5813           recent_shortcut_handler (impl);
5814           break;
5815
5816         case RELOAD_HAS_FOLDER:
5817           /* Nothing; we are already loading or loaded, so we
5818            * don't need to reload
5819            */
5820           break;
5821
5822         default:
5823           g_assert_not_reached ();
5824       }
5825     }
5826
5827   volumes_bookmarks_changed_cb (impl->file_system, impl);
5828
5829   settings_load (impl);
5830
5831   profile_end ("end", NULL);
5832 }
5833
5834 /* GtkWidget::unmap method */
5835 static void
5836 gtk_file_chooser_default_unmap (GtkWidget *widget)
5837 {
5838   GtkFileChooserDefault *impl;
5839
5840   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5841
5842   settings_save (impl);
5843
5844   cancel_all_operations (impl);
5845   impl->reload_state = RELOAD_EMPTY;
5846
5847   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->unmap (widget);
5848 }
5849
5850 static void
5851 install_list_model_filter (GtkFileChooserDefault *impl)
5852 {
5853   _gtk_file_system_model_set_filter (impl->browse_files_model,
5854                                      impl->current_filter);
5855 }
5856
5857 #define COMPARE_DIRECTORIES                                                                                    \
5858   GtkFileChooserDefault *impl = user_data;                                                                     \
5859   GtkFileSystemModel *fs_model = GTK_FILE_SYSTEM_MODEL (model);                                                \
5860   gboolean dir_a, dir_b;                                                                                       \
5861                                                                                                                \
5862   dir_a = g_value_get_boolean (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_IS_FOLDER));           \
5863   dir_b = g_value_get_boolean (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_IS_FOLDER));           \
5864                                                                                                                \
5865   if (dir_a != dir_b)                                                                                          \
5866     return impl->list_sort_ascending ? (dir_a ? -1 : 1) : (dir_a ? 1 : -1) /* Directories *always* go first */
5867
5868 /* Sort callback for the filename column */
5869 static gint
5870 name_sort_func (GtkTreeModel *model,
5871                 GtkTreeIter  *a,
5872                 GtkTreeIter  *b,
5873                 gpointer      user_data)
5874 {
5875   COMPARE_DIRECTORIES;
5876   else
5877     {
5878       const char *key_a, *key_b;
5879       gint result;
5880
5881       key_a = g_value_get_string (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_NAME_COLLATED));
5882       key_b = g_value_get_string (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_NAME_COLLATED));
5883
5884       if (key_a && key_b)
5885         result = strcmp (key_a, key_b);
5886       else if (key_a)
5887         result = 1;
5888       else if (key_b)
5889         result = -1;
5890       else
5891         result = 0;
5892
5893       return result;
5894     }
5895 }
5896
5897 /* Sort callback for the size column */
5898 static gint
5899 size_sort_func (GtkTreeModel *model,
5900                 GtkTreeIter  *a,
5901                 GtkTreeIter  *b,
5902                 gpointer      user_data)
5903 {
5904   COMPARE_DIRECTORIES;
5905   else
5906     {
5907       gint64 size_a, size_b;
5908
5909       size_a = g_value_get_int64 (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_SIZE));
5910       size_b = g_value_get_int64 (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_SIZE));
5911
5912       return size_a < size_b ? -1 : (size_a == size_b ? 0 : 1);
5913     }
5914 }
5915
5916 /* Sort callback for the mtime column */
5917 static gint
5918 mtime_sort_func (GtkTreeModel *model,
5919                  GtkTreeIter  *a,
5920                  GtkTreeIter  *b,
5921                  gpointer      user_data)
5922 {
5923   COMPARE_DIRECTORIES;
5924   else
5925     {
5926       glong ta, tb;
5927
5928       ta = g_value_get_long (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_MTIME));
5929       tb = g_value_get_long (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_MTIME));
5930
5931       return ta < tb ? -1 : (ta == tb ? 0 : 1);
5932     }
5933 }
5934
5935 /* Callback used when the sort column changes.  We cache the sort order for use
5936  * in name_sort_func().
5937  */
5938 static void
5939 list_sort_column_changed_cb (GtkTreeSortable       *sortable,
5940                              GtkFileChooserDefault *impl)
5941 {
5942   gint sort_column_id;
5943   GtkSortType sort_type;
5944
5945   if (gtk_tree_sortable_get_sort_column_id (sortable, &sort_column_id, &sort_type))
5946     {
5947       impl->list_sort_ascending = (sort_type == GTK_SORT_ASCENDING);
5948       impl->sort_column = sort_column_id;
5949       impl->sort_order = sort_type;
5950     }
5951 }
5952
5953 static void
5954 set_busy_cursor (GtkFileChooserDefault *impl,
5955                  gboolean               busy)
5956 {
5957   GtkWidget *widget;
5958   GtkWindow *toplevel;
5959   GdkDisplay *display;
5960   GdkCursor *cursor;
5961
5962   toplevel = get_toplevel (GTK_WIDGET (impl));
5963   widget = GTK_WIDGET (toplevel);
5964   if (!toplevel || !gtk_widget_get_realized (widget))
5965     return;
5966
5967   display = gtk_widget_get_display (widget);
5968
5969   if (busy)
5970     cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
5971   else
5972     cursor = NULL;
5973
5974   gdk_window_set_cursor (gtk_widget_get_window (widget), cursor);
5975   gdk_display_flush (display);
5976
5977   if (cursor)
5978     g_object_unref (cursor);
5979 }
5980
5981 /* Creates a sort model to wrap the file system model and sets it on the tree view */
5982 static void
5983 load_set_model (GtkFileChooserDefault *impl)
5984 {
5985   profile_start ("start", NULL);
5986
5987   g_assert (impl->browse_files_model != NULL);
5988
5989   profile_msg ("    gtk_tree_view_set_model start", NULL);
5990   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
5991                            GTK_TREE_MODEL (impl->browse_files_model));
5992   gtk_tree_view_columns_autosize (GTK_TREE_VIEW (impl->browse_files_tree_view));
5993   gtk_tree_view_set_search_column (GTK_TREE_VIEW (impl->browse_files_tree_view),
5994                                    MODEL_COL_NAME);
5995   set_sort_column (impl);
5996   profile_msg ("    gtk_tree_view_set_model end", NULL);
5997   impl->list_sort_ascending = TRUE;
5998
5999   profile_end ("end", NULL);
6000 }
6001
6002 /* Timeout callback used when the loading timer expires */
6003 static gboolean
6004 load_timeout_cb (gpointer data)
6005 {
6006   GtkFileChooserDefault *impl;
6007
6008   profile_start ("start", NULL);
6009
6010   impl = GTK_FILE_CHOOSER_DEFAULT (data);
6011   g_assert (impl->load_state == LOAD_PRELOAD);
6012   g_assert (impl->load_timeout_id != 0);
6013   g_assert (impl->browse_files_model != NULL);
6014
6015   impl->load_timeout_id = 0;
6016   impl->load_state = LOAD_LOADING;
6017
6018   load_set_model (impl);
6019
6020   profile_end ("end", NULL);
6021
6022   return FALSE;
6023 }
6024
6025 /* Sets up a new load timer for the model and switches to the LOAD_PRELOAD state */
6026 static void
6027 load_setup_timer (GtkFileChooserDefault *impl)
6028 {
6029   g_assert (impl->load_timeout_id == 0);
6030   g_assert (impl->load_state != LOAD_PRELOAD);
6031
6032   impl->load_timeout_id = gdk_threads_add_timeout (MAX_LOADING_TIME, load_timeout_cb, impl);
6033   impl->load_state = LOAD_PRELOAD;
6034 }
6035
6036 /* Removes the load timeout and switches to the LOAD_FINISHED state */
6037 static void
6038 load_remove_timer (GtkFileChooserDefault *impl)
6039 {
6040   if (impl->load_timeout_id != 0)
6041     {
6042       g_assert (impl->load_state == LOAD_PRELOAD);
6043
6044       g_source_remove (impl->load_timeout_id);
6045       impl->load_timeout_id = 0;
6046       impl->load_state = LOAD_EMPTY;
6047     }
6048   else
6049     g_assert (impl->load_state == LOAD_EMPTY ||
6050               impl->load_state == LOAD_LOADING ||
6051               impl->load_state == LOAD_FINISHED);
6052 }
6053
6054 /* Selects the first row in the file list */
6055 static void
6056 browse_files_select_first_row (GtkFileChooserDefault *impl)
6057 {
6058   GtkTreePath *path;
6059   GtkTreeIter dummy_iter;
6060   GtkTreeModel *tree_model;
6061
6062   tree_model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
6063
6064   if (!tree_model)
6065     return;
6066
6067   path = gtk_tree_path_new_from_indices (0, -1);
6068
6069   /* If the list is empty, do nothing. */
6070   if (gtk_tree_model_get_iter (tree_model, &dummy_iter, path))
6071       gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view), path, NULL, FALSE);
6072
6073   gtk_tree_path_free (path);
6074 }
6075
6076 struct center_selected_row_closure {
6077   GtkFileChooserDefault *impl;
6078   gboolean already_centered;
6079 };
6080
6081 /* Callback used from gtk_tree_selection_selected_foreach(); centers the
6082  * selected row in the tree view.
6083  */
6084 static void
6085 center_selected_row_foreach_cb (GtkTreeModel      *model,
6086                                 GtkTreePath       *path,
6087                                 GtkTreeIter       *iter,
6088                                 gpointer           data)
6089 {
6090   struct center_selected_row_closure *closure;
6091
6092   closure = data;
6093   if (closure->already_centered)
6094     return;
6095
6096   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (closure->impl->browse_files_tree_view), path, NULL, TRUE, 0.5, 0.0);
6097   closure->already_centered = TRUE;
6098 }
6099
6100 /* Centers the selected row in the tree view */
6101 static void
6102 browse_files_center_selected_row (GtkFileChooserDefault *impl)
6103 {
6104   struct center_selected_row_closure closure;
6105   GtkTreeSelection *selection;
6106
6107   closure.impl = impl;
6108   closure.already_centered = FALSE;
6109
6110   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6111   gtk_tree_selection_selected_foreach (selection, center_selected_row_foreach_cb, &closure);
6112 }
6113
6114 static gboolean
6115 show_and_select_files (GtkFileChooserDefault *impl,
6116                        GSList                *files)
6117 {
6118   GtkTreeSelection *selection;
6119   GtkFileSystemModel *fsmodel;
6120   gboolean enabled_hidden, removed_filters;
6121   gboolean selected_a_file;
6122   GSList *walk;
6123
6124   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6125   fsmodel = GTK_FILE_SYSTEM_MODEL (gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view)));
6126
6127   enabled_hidden = impl->show_hidden;
6128   removed_filters = (impl->current_filter == NULL);
6129
6130   selected_a_file = FALSE;
6131
6132   for (walk = files; walk; walk = walk->next)
6133     {
6134       GFile *file = walk->data;
6135       GtkTreeIter iter;
6136
6137       /* Is it a hidden file? */
6138
6139       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6140         continue;
6141
6142       if (!_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6143         {
6144           GFileInfo *info = _gtk_file_system_model_get_info (fsmodel, &iter);
6145
6146           if (!enabled_hidden &&
6147               (g_file_info_get_is_hidden (info) ||
6148                g_file_info_get_is_backup (info)))
6149             {
6150               g_object_set (impl, "show-hidden", TRUE, NULL);
6151               enabled_hidden = TRUE;
6152             }
6153         }
6154
6155       /* Is it a filtered file? */
6156
6157       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6158         continue; /* re-get the iter as it may change when the model refilters */
6159
6160       if (!_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6161         {
6162           /* Maybe we should have a way to ask the fsmodel if it had filtered a file */
6163           if (!removed_filters)
6164             {
6165               set_current_filter (impl, NULL);
6166               removed_filters = TRUE;
6167             }
6168         }
6169
6170       /* Okay, can we select the file now? */
6171
6172       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6173         continue;
6174
6175       if (_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6176         {
6177           GtkTreePath *path;
6178
6179           gtk_tree_selection_select_iter (selection, &iter);
6180
6181           path = gtk_tree_model_get_path (GTK_TREE_MODEL (fsmodel), &iter);
6182           gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view),
6183                                     path, NULL, FALSE);
6184           gtk_tree_path_free (path);
6185
6186           selected_a_file = TRUE;
6187         }
6188     }
6189
6190   browse_files_center_selected_row (impl);
6191
6192   return selected_a_file;
6193 }
6194
6195 /* Processes the pending operation when a folder is finished loading */
6196 static void
6197 pending_select_files_process (GtkFileChooserDefault *impl)
6198 {
6199   g_assert (impl->load_state == LOAD_FINISHED);
6200   g_assert (impl->browse_files_model != NULL);
6201
6202   if (impl->pending_select_files)
6203     {
6204       show_and_select_files (impl, impl->pending_select_files);
6205       pending_select_files_free (impl);
6206       browse_files_center_selected_row (impl);
6207     }
6208   else
6209     {
6210       /* We only select the first row if the chooser is actually mapped ---
6211        * selecting the first row is to help the user when he is interacting with
6212        * the chooser, but sometimes a chooser works not on behalf of the user,
6213        * but rather on behalf of something else like GtkFileChooserButton.  In
6214        * that case, the chooser's selection should be what the caller expects,
6215        * as the user can't see that something else got selected.  See bug #165264.
6216        */
6217       if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN &&
6218           gtk_widget_get_mapped (GTK_WIDGET (impl)))
6219         browse_files_select_first_row (impl);
6220     }
6221
6222   g_assert (impl->pending_select_files == NULL);
6223 }
6224
6225 static void
6226 show_error_on_reading_current_folder (GtkFileChooserDefault *impl, GError *error)
6227 {
6228   GFileInfo *info;
6229   char *msg;
6230
6231   info = g_file_query_info (impl->current_folder,
6232                             G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME,
6233                             G_FILE_QUERY_INFO_NONE,
6234                             NULL,
6235                             NULL);
6236   if (info)
6237     {
6238       msg = g_strdup_printf (_("Could not read the contents of %s"), g_file_info_get_display_name (info));
6239       g_object_unref (info);
6240     }
6241   else
6242     msg = g_strdup (_("Could not read the contents of the folder"));
6243
6244   error_message (impl, msg, error->message);
6245   g_free (msg);
6246 }
6247
6248 /* Callback used when the file system model finishes loading */
6249 static void
6250 browse_files_model_finished_loading_cb (GtkFileSystemModel    *model,
6251                                         GError                *error,
6252                                         GtkFileChooserDefault *impl)
6253 {
6254   profile_start ("start", NULL);
6255
6256   if (error)
6257     show_error_on_reading_current_folder (impl, error);
6258
6259   if (impl->load_state == LOAD_PRELOAD)
6260     {
6261       load_remove_timer (impl);
6262       load_set_model (impl);
6263     }
6264   else if (impl->load_state == LOAD_LOADING)
6265     {
6266       /* Nothing */
6267     }
6268   else
6269     {
6270       /* We can't g_assert_not_reached(), as something other than us may have
6271        *  initiated a folder reload.  See #165556.
6272        */
6273       profile_end ("end", NULL);
6274       return;
6275     }
6276
6277   g_assert (impl->load_timeout_id == 0);
6278
6279   impl->load_state = LOAD_FINISHED;
6280
6281   pending_select_files_process (impl);
6282   set_busy_cursor (impl, FALSE);
6283 #ifdef PROFILE_FILE_CHOOSER
6284   access ("MARK: *** FINISHED LOADING", F_OK);
6285 #endif
6286
6287   profile_end ("end", NULL);
6288 }
6289
6290 static void
6291 stop_loading_and_clear_list_model (GtkFileChooserDefault *impl,
6292                                    gboolean remove_from_treeview)
6293 {
6294   load_remove_timer (impl); /* This changes the state to LOAD_EMPTY */
6295
6296   if (impl->browse_files_model)
6297     {
6298       g_object_unref (impl->browse_files_model);
6299       impl->browse_files_model = NULL;
6300     }
6301
6302   if (remove_from_treeview)
6303     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
6304 }
6305
6306 static char *
6307 my_g_format_time_for_display (glong secs)
6308 {
6309   GDate mtime, now;
6310   gint days_diff;
6311   struct tm tm_mtime;
6312   time_t time_mtime, time_now;
6313   const gchar *format;
6314   gchar *locale_format = NULL;
6315   gchar buf[256];
6316   char *date_str = NULL;
6317 #ifdef G_OS_WIN32
6318   const char *locale, *dot = NULL;
6319   gint64 codepage = -1;
6320   char charset[20];
6321 #endif
6322
6323   time_mtime = secs;
6324
6325 #ifdef HAVE_LOCALTIME_R
6326   localtime_r ((time_t *) &time_mtime, &tm_mtime);
6327 #else
6328   {
6329     struct tm *ptm = localtime ((time_t *) &time_mtime);
6330
6331     if (!ptm)
6332       {
6333         g_warning ("ptm != NULL failed");
6334
6335         return g_strdup (_("Unknown"));
6336       }
6337     else
6338       memcpy ((void *) &tm_mtime, (void *) ptm, sizeof (struct tm));
6339   }
6340 #endif /* HAVE_LOCALTIME_R */
6341
6342   g_date_set_time_t (&mtime, time_mtime);
6343   time_now = time (NULL);
6344   g_date_set_time_t (&now, time_now);
6345
6346   days_diff = g_date_get_julian (&now) - g_date_get_julian (&mtime);
6347
6348   /* Translators: %H means "hours" and %M means "minutes" */
6349   if (days_diff == 0)
6350     format = _("%H:%M");
6351   else if (days_diff == 1)
6352     format = _("Yesterday at %H:%M");
6353   else
6354     {
6355       if (days_diff > 1 && days_diff < 7)
6356         format = "%A"; /* Days from last week */
6357       else
6358         format = "%x"; /* Any other date */
6359     }
6360
6361 #ifdef G_OS_WIN32
6362   /* g_locale_from_utf8() returns a string in the system
6363    * code-page, which is not always the same as that used by the C
6364    * library. For instance when running a GTK+ program with
6365    * LANG=ko on an English version of Windows, the system
6366    * code-page is 1252, but the code-page used by the C library is
6367    * 949. (It's GTK+ itself that sets the C library locale when it
6368    * notices the LANG environment variable. See gtkmain.c The
6369    * Microsoft C library doesn't look at any locale environment
6370    * variables.) We need to pass strftime() a string in the C
6371    * library's code-page. See bug #509885.
6372    */
6373   locale = setlocale (LC_ALL, NULL);
6374   if (locale != NULL)
6375     dot = strchr (locale, '.');
6376   if (dot != NULL)
6377     {
6378       codepage = g_ascii_strtoll (dot+1, NULL, 10);
6379
6380       /* All codepages should fit in 16 bits AFAIK */
6381       if (codepage > 0 && codepage < 65536)
6382         {
6383           sprintf (charset, "CP%u", (guint) codepage);
6384           locale_format = g_convert (format, -1, charset, "UTF-8", NULL, NULL, NULL);
6385         }
6386     }
6387 #else
6388   locale_format = g_locale_from_utf8 (format, -1, NULL, NULL, NULL);
6389 #endif
6390   if (locale_format != NULL &&
6391       strftime (buf, sizeof (buf), locale_format, &tm_mtime) != 0)
6392     {
6393 #ifdef G_OS_WIN32
6394       /* As above but in opposite direction... */
6395       if (codepage > 0 && codepage < 65536)
6396         date_str = g_convert (buf, -1, "UTF-8", charset, NULL, NULL, NULL);
6397 #else
6398       date_str = g_locale_to_utf8 (buf, -1, NULL, NULL, NULL);
6399 #endif
6400     }
6401
6402   if (date_str == NULL)
6403     date_str = g_strdup (_("Unknown"));
6404
6405   g_free (locale_format);
6406   return date_str;
6407 }
6408
6409 static void
6410 copy_attribute (GFileInfo *to, GFileInfo *from, const char *attribute)
6411 {
6412   GFileAttributeType type;
6413   gpointer value;
6414
6415   if (g_file_info_get_attribute_data (from, attribute, &type, &value, NULL))
6416     g_file_info_set_attribute (to, attribute, type, value);
6417 }
6418
6419 static void
6420 file_system_model_got_thumbnail (GObject *object, GAsyncResult *res, gpointer data)
6421 {
6422   GtkFileSystemModel *model = data; /* might be unreffed if operation was cancelled */
6423   GFile *file = G_FILE (object);
6424   GFileInfo *queried, *info;
6425   GtkTreeIter iter;
6426
6427   queried = g_file_query_info_finish (file, res, NULL);
6428   if (queried == NULL)
6429     return;
6430
6431   GDK_THREADS_ENTER ();
6432
6433   /* now we know model is valid */
6434
6435   /* file was deleted */
6436   if (!_gtk_file_system_model_get_iter_for_file (model, &iter, file))
6437     {
6438       GDK_THREADS_LEAVE ();
6439       return;
6440     }
6441
6442   info = g_file_info_dup (_gtk_file_system_model_get_info (model, &iter));
6443
6444   copy_attribute (info, queried, G_FILE_ATTRIBUTE_THUMBNAIL_PATH);
6445   copy_attribute (info, queried, G_FILE_ATTRIBUTE_THUMBNAILING_FAILED);
6446   copy_attribute (info, queried, G_FILE_ATTRIBUTE_STANDARD_ICON);
6447
6448   _gtk_file_system_model_update_file (model, file, info, FALSE);
6449
6450   g_object_unref (info);
6451
6452   GDK_THREADS_LEAVE ();
6453 }
6454
6455 static gboolean
6456 file_system_model_set (GtkFileSystemModel *model,
6457                        GFile              *file,
6458                        GFileInfo          *info,
6459                        int                 column,
6460                        GValue             *value,
6461                        gpointer            data)
6462 {
6463   GtkFileChooserDefault *impl = data;
6464
6465   switch (column)
6466     {
6467     case MODEL_COL_FILE:
6468       g_value_set_object (value, file);
6469       break;
6470     case MODEL_COL_NAME:
6471       if (info == NULL)
6472         g_value_set_string (value, DEFAULT_NEW_FOLDER_NAME);
6473       else
6474         g_value_set_string (value, g_file_info_get_display_name (info));
6475       break;
6476     case MODEL_COL_NAME_COLLATED:
6477       if (info == NULL)
6478         g_value_take_string (value, g_utf8_collate_key_for_filename (DEFAULT_NEW_FOLDER_NAME, -1));
6479       else
6480         g_value_take_string (value, g_utf8_collate_key_for_filename (g_file_info_get_display_name (info), -1));
6481       break;
6482     case MODEL_COL_IS_FOLDER:
6483       g_value_set_boolean (value, info == NULL || _gtk_file_info_consider_as_directory (info));
6484       break;
6485     case MODEL_COL_PIXBUF:
6486       if (info)
6487         {
6488           if (g_file_info_has_attribute (info, G_FILE_ATTRIBUTE_STANDARD_ICON))
6489             {
6490               g_value_take_object (value, _gtk_file_info_render_icon (info, GTK_WIDGET (impl), impl->icon_size));
6491             }
6492           else
6493             {
6494               GtkTreeModel *tree_model;
6495               GtkTreePath *path, *start, *end;
6496               GtkTreeIter iter;
6497
6498               if (impl->browse_files_tree_view == NULL ||
6499                   g_file_info_has_attribute (info, "filechooser::queried"))
6500                 return FALSE;
6501
6502               tree_model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
6503               if (tree_model != GTK_TREE_MODEL (model))
6504                 return FALSE;
6505
6506               if (!_gtk_file_system_model_get_iter_for_file (model,
6507                                                              &iter,
6508                                                              file))
6509                 g_assert_not_reached ();
6510               if (!gtk_tree_view_get_visible_range (GTK_TREE_VIEW (impl->browse_files_tree_view), &start, &end))
6511                 return FALSE;
6512               path = gtk_tree_model_get_path (tree_model, &iter);
6513               if (gtk_tree_path_compare (start, path) != 1 &&
6514                   gtk_tree_path_compare (path, end) != 1)
6515                 {
6516                   g_file_info_set_attribute_boolean (info, "filechooser::queried", TRUE);
6517                   g_file_query_info_async (file,
6518                                            G_FILE_ATTRIBUTE_THUMBNAIL_PATH ","
6519                                            G_FILE_ATTRIBUTE_THUMBNAILING_FAILED ","
6520                                            G_FILE_ATTRIBUTE_STANDARD_ICON,
6521                                            G_FILE_QUERY_INFO_NONE,
6522                                            G_PRIORITY_DEFAULT,
6523                                            _gtk_file_system_model_get_cancellable (model),
6524                                            file_system_model_got_thumbnail,
6525                                            model);
6526                 }
6527               gtk_tree_path_free (path);
6528               gtk_tree_path_free (start);
6529               gtk_tree_path_free (end);
6530               return FALSE;
6531             }
6532         }
6533       else
6534         g_value_set_object (value, NULL);
6535       break;
6536     case MODEL_COL_SIZE:
6537       g_value_set_int64 (value, info ? g_file_info_get_size (info) : 0);
6538       break;
6539     case MODEL_COL_SIZE_TEXT:
6540       if (info == NULL || _gtk_file_info_consider_as_directory (info))
6541         g_value_set_string (value, NULL);
6542       else
6543         g_value_take_string (value, g_format_size_for_display (g_file_info_get_size (info)));
6544       break;
6545     case MODEL_COL_MTIME:
6546     case MODEL_COL_MTIME_TEXT:
6547       {
6548         GTimeVal tv;
6549         if (info == NULL)
6550           break;
6551         g_file_info_get_modification_time (info, &tv);
6552         if (column == MODEL_COL_MTIME)
6553           g_value_set_long (value, tv.tv_sec);
6554         else if (tv.tv_sec == 0)
6555           g_value_set_static_string (value, _("Unknown"));
6556         else
6557           g_value_take_string (value, my_g_format_time_for_display (tv.tv_sec));
6558         break;
6559       }
6560     case MODEL_COL_ELLIPSIZE:
6561       g_value_set_enum (value, info ? PANGO_ELLIPSIZE_END : PANGO_ELLIPSIZE_NONE);
6562       break;
6563     default:
6564       g_assert_not_reached ();
6565       break;
6566     }
6567
6568   return TRUE;
6569 }
6570
6571 /* Gets rid of the old list model and creates a new one for the current folder */
6572 static gboolean
6573 set_list_model (GtkFileChooserDefault *impl,
6574                 GError               **error)
6575 {
6576   g_assert (impl->current_folder != NULL);
6577
6578   profile_start ("start", NULL);
6579
6580   stop_loading_and_clear_list_model (impl, TRUE);
6581
6582   set_busy_cursor (impl, TRUE);
6583
6584   impl->browse_files_model =
6585     _gtk_file_system_model_new_for_directory (impl->current_folder,
6586                                               MODEL_ATTRIBUTES,
6587                                               file_system_model_set,
6588                                               impl,
6589                                               MODEL_COLUMN_TYPES);
6590
6591   _gtk_file_system_model_set_show_hidden (impl->browse_files_model, impl->show_hidden);
6592
6593   profile_msg ("    set sort function", NULL);
6594   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_NAME, name_sort_func, impl, NULL);
6595   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_SIZE, size_sort_func, impl, NULL);
6596   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_MTIME, mtime_sort_func, impl, NULL);
6597   gtk_tree_sortable_set_default_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), NULL, NULL, NULL);
6598   set_sort_column (impl);
6599   impl->list_sort_ascending = TRUE;
6600   g_signal_connect (impl->browse_files_model, "sort-column-changed",
6601                     G_CALLBACK (list_sort_column_changed_cb), impl);
6602
6603   load_setup_timer (impl); /* This changes the state to LOAD_PRELOAD */
6604
6605   g_signal_connect (impl->browse_files_model, "finished-loading",
6606                     G_CALLBACK (browse_files_model_finished_loading_cb), impl);
6607
6608   install_list_model_filter (impl);
6609
6610   profile_end ("end", NULL);
6611
6612   return TRUE;
6613 }
6614
6615 struct update_chooser_entry_selected_foreach_closure {
6616   int num_selected;
6617   GtkTreeIter first_selected_iter;
6618 };
6619
6620 static gint
6621 compare_utf8_filenames (const gchar *a,
6622                         const gchar *b)
6623 {
6624   gchar *a_folded, *b_folded;
6625   gint retval;
6626
6627   a_folded = g_utf8_strdown (a, -1);
6628   b_folded = g_utf8_strdown (b, -1);
6629
6630   retval = strcmp (a_folded, b_folded);
6631
6632   g_free (a_folded);
6633   g_free (b_folded);
6634
6635   return retval;
6636 }
6637
6638 static void
6639 update_chooser_entry_selected_foreach (GtkTreeModel *model,
6640                                        GtkTreePath *path,
6641                                        GtkTreeIter *iter,
6642                                        gpointer data)
6643 {
6644   struct update_chooser_entry_selected_foreach_closure *closure;
6645
6646   closure = data;
6647   closure->num_selected++;
6648
6649   if (closure->num_selected == 1)
6650     closure->first_selected_iter = *iter;
6651 }
6652
6653 static void
6654 update_chooser_entry (GtkFileChooserDefault *impl)
6655 {
6656   GtkTreeSelection *selection;
6657   struct update_chooser_entry_selected_foreach_closure closure;
6658
6659   /* no need to update the file chooser's entry if there's no entry */
6660   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
6661       !impl->location_entry)
6662     return;
6663
6664   if (!(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
6665         || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
6666         || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
6667              || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
6668             && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)))
6669     return;
6670
6671   g_assert (impl->location_entry != NULL);
6672
6673   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6674   closure.num_selected = 0;
6675   gtk_tree_selection_selected_foreach (selection, update_chooser_entry_selected_foreach, &closure);
6676
6677   if (closure.num_selected == 0)
6678     {
6679       if (impl->operation_mode == OPERATION_MODE_RECENT)
6680         _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), NULL);
6681       else
6682         goto maybe_clear_entry;
6683     }
6684   else if (closure.num_selected == 1)
6685     {
6686       if (impl->operation_mode == OPERATION_MODE_BROWSE)
6687         {
6688           GFileInfo *info;
6689           gboolean change_entry;
6690
6691           info = _gtk_file_system_model_get_info (impl->browse_files_model, &closure.first_selected_iter);
6692
6693           /* If the cursor moved to the row of the newly created folder,
6694            * retrieving info will return NULL.
6695            */
6696           if (!info)
6697             return;
6698
6699           g_free (impl->browse_files_last_selected_name);
6700           impl->browse_files_last_selected_name =
6701             g_strdup (g_file_info_get_display_name (info));
6702
6703           if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
6704               impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
6705               impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
6706             {
6707               /* Don't change the name when clicking on a folder... */
6708               change_entry = (! _gtk_file_info_consider_as_directory (info));
6709             }
6710           else
6711             change_entry = TRUE; /* ... unless we are in SELECT_FOLDER mode */
6712
6713           if (change_entry)
6714             {
6715               _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->browse_files_last_selected_name);
6716
6717               if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
6718                 _gtk_file_chooser_entry_select_filename (GTK_FILE_CHOOSER_ENTRY (impl->location_entry));
6719             }
6720
6721           return;
6722         }
6723       else if (impl->operation_mode == OPERATION_MODE_RECENT
6724                && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
6725         {
6726           GFile *folder;
6727
6728           /* Set the base folder on the name entry, so it will do completion relative to the correct recent-folder */
6729
6730           gtk_tree_model_get (GTK_TREE_MODEL (impl->recent_model), &closure.first_selected_iter,
6731                               MODEL_COL_FILE, &folder,
6732                               -1);
6733           _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), folder);
6734           g_object_unref (folder);
6735           return;
6736         }
6737     }
6738   else
6739     {
6740       g_assert (!(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
6741                   impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER));
6742
6743       /* Multiple selection, so just clear the entry. */
6744       g_free (impl->browse_files_last_selected_name);
6745       impl->browse_files_last_selected_name = NULL;
6746
6747       _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
6748       return;
6749     }
6750
6751  maybe_clear_entry:
6752
6753   if ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
6754       && impl->browse_files_last_selected_name)
6755     {
6756       const char *entry_text;
6757       int len;
6758       gboolean clear_entry;
6759
6760       entry_text = gtk_entry_get_text (GTK_ENTRY (impl->location_entry));
6761       len = strlen (entry_text);
6762       if (len != 0)
6763         {
6764           /* The file chooser entry may have appended a "/" to its text.
6765            * So take it out, and compare the result to the old selection.
6766            */
6767           if (entry_text[len - 1] == G_DIR_SEPARATOR)
6768             {
6769               gchar *tmp;
6770
6771               tmp = g_strndup (entry_text, len - 1);
6772               clear_entry = (compare_utf8_filenames (impl->browse_files_last_selected_name, tmp) == 0);
6773               g_free (tmp);
6774             }
6775           else
6776             clear_entry = (compare_utf8_filenames (impl->browse_files_last_selected_name, entry_text) == 0);
6777         }
6778       else
6779         clear_entry = FALSE;
6780
6781       if (clear_entry)
6782         _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
6783     }
6784 }
6785
6786 static gboolean
6787 gtk_file_chooser_default_set_current_folder (GtkFileChooser  *chooser,
6788                                              GFile           *file,
6789                                              GError         **error)
6790 {
6791   return gtk_file_chooser_default_update_current_folder (chooser, file, FALSE, FALSE, error);
6792 }
6793
6794
6795 struct UpdateCurrentFolderData
6796 {
6797   GtkFileChooserDefault *impl;
6798   GFile *file;
6799   gboolean keep_trail;
6800   gboolean clear_entry;
6801   GFile *original_file;
6802   GError *original_error;
6803 };
6804
6805 static void
6806 update_current_folder_mount_enclosing_volume_cb (GCancellable        *cancellable,
6807                                                  GtkFileSystemVolume *volume,
6808                                                  const GError        *error,
6809                                                  gpointer             user_data)
6810 {
6811   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
6812   struct UpdateCurrentFolderData *data = user_data;
6813   GtkFileChooserDefault *impl = data->impl;
6814
6815   if (cancellable != impl->update_current_folder_cancellable)
6816     goto out;
6817
6818   impl->update_current_folder_cancellable = NULL;
6819   set_busy_cursor (impl, FALSE);
6820
6821   if (cancelled)
6822     goto out;
6823
6824   if (error)
6825     {
6826       error_changing_folder_dialog (data->impl, data->file, g_error_copy (error));
6827       impl->reload_state = RELOAD_EMPTY;
6828       goto out;
6829     }
6830
6831   change_folder_and_display_error (impl, data->file, data->clear_entry);
6832
6833 out:
6834   g_object_unref (data->file);
6835   g_free (data);
6836
6837   g_object_unref (cancellable);
6838 }
6839
6840 static void
6841 update_current_folder_get_info_cb (GCancellable *cancellable,
6842                                    GFileInfo    *info,
6843                                    const GError *error,
6844                                    gpointer      user_data)
6845 {
6846   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
6847   struct UpdateCurrentFolderData *data = user_data;
6848   GtkFileChooserDefault *impl = data->impl;
6849
6850   if (cancellable != impl->update_current_folder_cancellable)
6851     goto out;
6852
6853   impl->update_current_folder_cancellable = NULL;
6854   impl->reload_state = RELOAD_EMPTY;
6855
6856   set_busy_cursor (impl, FALSE);
6857
6858   if (cancelled)
6859     goto out;
6860
6861   if (error)
6862     {
6863       GFile *parent_file;
6864
6865       if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_NOT_MOUNTED))
6866         {
6867           GMountOperation *mount_operation;
6868           GtkWidget *toplevel;
6869
6870           g_object_unref (cancellable);
6871           toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
6872
6873           mount_operation = gtk_mount_operation_new (GTK_WINDOW (toplevel));
6874
6875           set_busy_cursor (impl, TRUE);
6876
6877           impl->update_current_folder_cancellable =
6878             _gtk_file_system_mount_enclosing_volume (impl->file_system, data->file,
6879                                                      mount_operation,
6880                                                      update_current_folder_mount_enclosing_volume_cb,
6881                                                      data);
6882
6883           return;
6884         }
6885
6886       if (!data->original_file)
6887         {
6888           data->original_file = g_object_ref (data->file);
6889           data->original_error = g_error_copy (error);
6890         }
6891
6892       parent_file = g_file_get_parent (data->file);
6893
6894       /* get parent path and try to change the folder to that */
6895       if (parent_file)
6896         {
6897           g_object_unref (data->file);
6898           data->file = parent_file;
6899
6900           g_object_unref (cancellable);
6901
6902           /* restart the update current folder operation */
6903           impl->reload_state = RELOAD_HAS_FOLDER;
6904
6905           impl->update_current_folder_cancellable =
6906             _gtk_file_system_get_info (impl->file_system, data->file,
6907                                        "standard::type",
6908                                        update_current_folder_get_info_cb,
6909                                        data);
6910
6911           set_busy_cursor (impl, TRUE);
6912
6913           return;
6914         }
6915       else
6916         {
6917           /* Error and bail out, ignoring "not found" errors since they're useless:
6918            * they only happen when a program defaults to a folder that has been (re)moved.
6919            */
6920           if (!g_error_matches (data->original_error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
6921             error_changing_folder_dialog (impl, data->original_file, data->original_error);
6922           else
6923             g_error_free (data->original_error);
6924
6925           g_object_unref (data->original_file);
6926
6927           goto out;
6928         }
6929     }
6930
6931   if (data->original_file)
6932     {
6933       /* Error and bail out, ignoring "not found" errors since they're useless:
6934        * they only happen when a program defaults to a folder that has been (re)moved.
6935        */
6936       if (!g_error_matches (data->original_error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
6937         error_changing_folder_dialog (impl, data->original_file, data->original_error);
6938       else
6939         g_error_free (data->original_error);
6940
6941       g_object_unref (data->original_file);
6942     }
6943
6944   if (! _gtk_file_info_consider_as_directory (info))
6945     goto out;
6946
6947   if (!_gtk_path_bar_set_file (GTK_PATH_BAR (impl->browse_path_bar), data->file, data->keep_trail, NULL))
6948     goto out;
6949
6950   if (impl->current_folder != data->file)
6951     {
6952       if (impl->current_folder)
6953         g_object_unref (impl->current_folder);
6954
6955       impl->current_folder = g_object_ref (data->file);
6956     }
6957
6958   impl->reload_state = RELOAD_HAS_FOLDER;
6959
6960   /* Update the widgets that may trigger a folder change themselves.  */
6961
6962   if (!impl->changing_folder)
6963     {
6964       impl->changing_folder = TRUE;
6965
6966       shortcuts_update_current_folder (impl);
6967
6968       impl->changing_folder = FALSE;
6969     }
6970
6971   /* Set the folder on the save entry */
6972
6973   if (impl->location_entry)
6974     {
6975       _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry),
6976                                                impl->current_folder);
6977
6978       if (data->clear_entry)
6979         _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
6980     }
6981
6982   /* Create a new list model.  This is slightly evil; we store the result value
6983    * but perform more actions rather than returning immediately even if it
6984    * generates an error.
6985    */
6986   set_list_model (impl, NULL);
6987
6988   /* Refresh controls */
6989
6990   shortcuts_find_current_folder (impl);
6991
6992   g_signal_emit_by_name (impl, "current-folder-changed", 0);
6993
6994   check_preview_change (impl);
6995   bookmarks_check_add_sensitivity (impl);
6996
6997   g_signal_emit_by_name (impl, "selection-changed", 0);
6998
6999 out:
7000   g_object_unref (data->file);
7001   g_free (data);
7002
7003   g_object_unref (cancellable);
7004 }
7005
7006 static gboolean
7007 gtk_file_chooser_default_update_current_folder (GtkFileChooser    *chooser,
7008                                                 GFile             *file,
7009                                                 gboolean           keep_trail,
7010                                                 gboolean           clear_entry,
7011                                                 GError           **error)
7012 {
7013   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7014   struct UpdateCurrentFolderData *data;
7015
7016   profile_start ("start", NULL);
7017
7018   g_object_ref (file);
7019
7020   switch (impl->operation_mode)
7021     {
7022     case OPERATION_MODE_SEARCH:
7023       search_switch_to_browse_mode (impl);
7024       break;
7025     case OPERATION_MODE_RECENT:
7026       recent_switch_to_browse_mode (impl);
7027       break;
7028     case OPERATION_MODE_BROWSE:
7029       break;
7030     }
7031
7032   if (impl->local_only && !g_file_is_native (file))
7033     {
7034       g_set_error_literal (error,
7035                            GTK_FILE_CHOOSER_ERROR,
7036                            GTK_FILE_CHOOSER_ERROR_BAD_FILENAME,
7037                            _("Cannot change to folder because it is not local"));
7038
7039       g_object_unref (file);
7040       profile_end ("end - not local", NULL);
7041       return FALSE;
7042     }
7043
7044   if (impl->update_current_folder_cancellable)
7045     g_cancellable_cancel (impl->update_current_folder_cancellable);
7046
7047   /* Test validity of path here.  */
7048   data = g_new0 (struct UpdateCurrentFolderData, 1);
7049   data->impl = impl;
7050   data->file = g_object_ref (file);
7051   data->keep_trail = keep_trail;
7052   data->clear_entry = clear_entry;
7053
7054   impl->reload_state = RELOAD_HAS_FOLDER;
7055
7056   impl->update_current_folder_cancellable =
7057     _gtk_file_system_get_info (impl->file_system, file,
7058                                "standard::type",
7059                                update_current_folder_get_info_cb,
7060                                data);
7061
7062   set_busy_cursor (impl, TRUE);
7063   g_object_unref (file);
7064
7065   profile_end ("end", NULL);
7066   return TRUE;
7067 }
7068
7069 static GFile *
7070 gtk_file_chooser_default_get_current_folder (GtkFileChooser *chooser)
7071 {
7072   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7073
7074   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7075       impl->operation_mode == OPERATION_MODE_RECENT)
7076     return NULL;
7077
7078   if (impl->reload_state == RELOAD_EMPTY)
7079     {
7080       /* We are unmapped, or we had an error while loading the last folder.
7081        * We'll return the folder used by the last invocation of the file chooser
7082        * since once we get (re)mapped, we'll load *that* folder anyway unless
7083        * the caller explicitly calls set_current_folder() on us.
7084        */
7085       return get_file_for_last_folder_opened (impl);
7086     }
7087
7088   if (impl->current_folder)
7089     return g_object_ref (impl->current_folder);
7090
7091   return NULL;
7092 }
7093
7094 static void
7095 gtk_file_chooser_default_set_current_name (GtkFileChooser *chooser,
7096                                            const gchar    *name)
7097 {
7098   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7099
7100   g_return_if_fail (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7101                     impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER);
7102
7103   pending_select_files_free (impl);
7104   _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), name);
7105 }
7106
7107 static gboolean
7108 gtk_file_chooser_default_select_file (GtkFileChooser  *chooser,
7109                                       GFile           *file,
7110                                       GError         **error)
7111 {
7112   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7113   GFile *parent_file;
7114   gboolean same_path;
7115
7116   parent_file = g_file_get_parent (file);
7117
7118   if (!parent_file)
7119     return gtk_file_chooser_set_current_folder_file (chooser, file, error);
7120
7121   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7122       impl->operation_mode == OPERATION_MODE_RECENT ||
7123       impl->load_state == LOAD_EMPTY)
7124     {
7125       same_path = FALSE;
7126     }
7127   else
7128     {
7129       g_assert (impl->current_folder != NULL);
7130
7131       same_path = g_file_equal (parent_file, impl->current_folder);
7132     }
7133
7134   if (same_path && impl->load_state == LOAD_FINISHED)
7135     {
7136       gboolean result;
7137       GSList files;
7138
7139       files.data = (gpointer) file;
7140       files.next = NULL;
7141
7142       result = show_and_select_files (impl, &files);
7143       g_object_unref (parent_file);
7144       return result;
7145     }
7146
7147   pending_select_files_add (impl, file);
7148
7149   if (!same_path)
7150     {
7151       gboolean result;
7152
7153       result = gtk_file_chooser_set_current_folder_file (chooser, parent_file, error);
7154       g_object_unref (parent_file);
7155       return result;
7156     }
7157
7158   g_object_unref (parent_file);
7159   return TRUE;
7160 }
7161
7162 static void
7163 gtk_file_chooser_default_unselect_file (GtkFileChooser *chooser,
7164                                         GFile          *file)
7165 {
7166   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7167   GtkTreeView *tree_view = GTK_TREE_VIEW (impl->browse_files_tree_view);
7168   GtkTreeIter iter;
7169
7170   if (!impl->browse_files_model)
7171     return;
7172
7173   if (!_gtk_file_system_model_get_iter_for_file (impl->browse_files_model,
7174                                                  &iter,
7175                                                  file))
7176     return;
7177
7178   gtk_tree_selection_unselect_iter (gtk_tree_view_get_selection (tree_view),
7179                                     &iter);
7180 }
7181
7182 static gboolean
7183 maybe_select (GtkTreeModel *model,
7184               GtkTreePath  *path,
7185               GtkTreeIter  *iter,
7186               gpointer     data)
7187 {
7188   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (data);
7189   GtkTreeSelection *selection;
7190   gboolean is_folder;
7191
7192   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7193
7194   gtk_tree_model_get (model, iter,
7195                       MODEL_COL_IS_FOLDER, &is_folder,
7196                       -1);
7197
7198   if ((is_folder && impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER) ||
7199       (!is_folder && impl->action == GTK_FILE_CHOOSER_ACTION_OPEN))
7200     gtk_tree_selection_select_iter (selection, iter);
7201   else
7202     gtk_tree_selection_unselect_iter (selection, iter);
7203
7204   return FALSE;
7205 }
7206
7207 static void
7208 gtk_file_chooser_default_select_all (GtkFileChooser *chooser)
7209 {
7210   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7211
7212   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7213       impl->operation_mode == OPERATION_MODE_RECENT)
7214     {
7215       GtkTreeSelection *selection;
7216
7217       selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7218       gtk_tree_selection_select_all (selection);
7219       return;
7220     }
7221
7222   if (impl->select_multiple)
7223     gtk_tree_model_foreach (GTK_TREE_MODEL (impl->browse_files_model),
7224                             maybe_select, impl);
7225 }
7226
7227 static void
7228 gtk_file_chooser_default_unselect_all (GtkFileChooser *chooser)
7229 {
7230   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7231   GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7232
7233   gtk_tree_selection_unselect_all (selection);
7234   pending_select_files_free (impl);
7235 }
7236
7237 /* Checks whether the filename entry for the Save modes contains a well-formed filename.
7238  *
7239  * is_well_formed_ret - whether what the user typed passes gkt_file_system_make_path()
7240  *
7241  * is_empty_ret - whether the file entry is totally empty
7242  *
7243  * is_file_part_empty_ret - whether the file part is empty (will be if user types "foobar/", and
7244  *                          the path will be "$cwd/foobar")
7245  */
7246 static void
7247 check_save_entry (GtkFileChooserDefault *impl,
7248                   GFile                **file_ret,
7249                   gboolean              *is_well_formed_ret,
7250                   gboolean              *is_empty_ret,
7251                   gboolean              *is_file_part_empty_ret,
7252                   gboolean              *is_folder)
7253 {
7254   GtkFileChooserEntry *chooser_entry;
7255   GFile *current_folder;
7256   const char *file_part;
7257   GFile *file;
7258   GError *error;
7259
7260   g_assert (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
7261             || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
7262             || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
7263                  || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
7264                 && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY));
7265
7266   chooser_entry = GTK_FILE_CHOOSER_ENTRY (impl->location_entry);
7267
7268   if (strlen (gtk_entry_get_text (GTK_ENTRY (chooser_entry))) == 0)
7269     {
7270       *file_ret = NULL;
7271       *is_well_formed_ret = TRUE;
7272       *is_empty_ret = TRUE;
7273       *is_file_part_empty_ret = TRUE;
7274       *is_folder = FALSE;
7275
7276       return;
7277     }
7278
7279   *is_empty_ret = FALSE;
7280
7281   current_folder = _gtk_file_chooser_entry_get_current_folder (chooser_entry);
7282   if (!current_folder)
7283     {
7284       *file_ret = NULL;
7285       *is_well_formed_ret = FALSE;
7286       *is_file_part_empty_ret = FALSE;
7287       *is_folder = FALSE;
7288
7289       return;
7290     }
7291
7292   file_part = _gtk_file_chooser_entry_get_file_part (chooser_entry);
7293
7294   if (!file_part || file_part[0] == '\0')
7295     {
7296       *file_ret = g_object_ref (current_folder);
7297       *is_well_formed_ret = TRUE;
7298       *is_file_part_empty_ret = TRUE;
7299       *is_folder = TRUE;
7300
7301       return;
7302     }
7303
7304   *is_file_part_empty_ret = FALSE;
7305
7306   error = NULL;
7307   file = g_file_get_child_for_display_name (current_folder, file_part, &error);
7308
7309   if (!file)
7310     {
7311       error_building_filename_dialog (impl, error);
7312       *file_ret = NULL;
7313       *is_well_formed_ret = FALSE;
7314       *is_folder = FALSE;
7315
7316       return;
7317     }
7318
7319   *file_ret = file;
7320   *is_well_formed_ret = TRUE;
7321   *is_folder = _gtk_file_chooser_entry_get_is_folder (chooser_entry, file);
7322 }
7323
7324 struct get_files_closure {
7325   GtkFileChooserDefault *impl;
7326   GSList *result;
7327   GFile *file_from_entry;
7328 };
7329
7330 static void
7331 get_files_foreach (GtkTreeModel *model,
7332                    GtkTreePath  *path,
7333                    GtkTreeIter  *iter,
7334                    gpointer      data)
7335 {
7336   struct get_files_closure *info;
7337   GFile *file;
7338   GtkFileSystemModel *fs_model;
7339
7340   info = data;
7341   fs_model = info->impl->browse_files_model;
7342
7343   file = _gtk_file_system_model_get_file (fs_model, iter);
7344   if (!file)
7345     return; /* We are on the editable row */
7346
7347   if (!info->file_from_entry || !g_file_equal (info->file_from_entry, file))
7348     info->result = g_slist_prepend (info->result, g_object_ref (file));
7349 }
7350
7351 static GSList *
7352 gtk_file_chooser_default_get_files (GtkFileChooser *chooser)
7353 {
7354   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7355   struct get_files_closure info;
7356   GtkWindow *toplevel;
7357   GtkWidget *current_focus;
7358   gboolean file_list_seen;
7359
7360   info.impl = impl;
7361   info.result = NULL;
7362   info.file_from_entry = NULL;
7363
7364   if (impl->operation_mode == OPERATION_MODE_SEARCH)
7365     return search_get_selected_files (impl);
7366
7367   if (impl->operation_mode == OPERATION_MODE_RECENT)
7368     {
7369       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7370         {
7371           file_list_seen = TRUE;
7372           goto file_entry;
7373         }
7374       else
7375         return recent_get_selected_files (impl);
7376     }
7377
7378   toplevel = get_toplevel (GTK_WIDGET (impl));
7379   if (toplevel)
7380     current_focus = gtk_window_get_focus (toplevel);
7381   else
7382     current_focus = NULL;
7383
7384   file_list_seen = FALSE;
7385   if (current_focus == impl->browse_files_tree_view)
7386     {
7387       GtkTreeSelection *selection;
7388
7389     file_list:
7390
7391       file_list_seen = TRUE;
7392       selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7393       gtk_tree_selection_selected_foreach (selection, get_files_foreach, &info);
7394
7395       /* If there is no selection in the file list, we probably have this situation:
7396        *
7397        * 1. The user typed a filename in the SAVE filename entry ("foo.txt").
7398        * 2. He then double-clicked on a folder ("bar") in the file list
7399        *
7400        * So we want the selection to be "bar/foo.txt".  Jump to the case for the
7401        * filename entry to see if that is the case.
7402        */
7403       if (info.result == NULL && impl->location_entry)
7404         goto file_entry;
7405     }
7406   else if (impl->location_entry && current_focus == impl->location_entry)
7407     {
7408       gboolean is_well_formed, is_empty, is_file_part_empty, is_folder;
7409
7410     file_entry:
7411
7412       check_save_entry (impl, &info.file_from_entry, &is_well_formed, &is_empty, &is_file_part_empty, &is_folder);
7413
7414       if (is_empty)
7415         goto out;
7416
7417       if (!is_well_formed)
7418         return NULL;
7419
7420       if (is_file_part_empty && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7421         {
7422           g_object_unref (info.file_from_entry);
7423           return NULL;
7424         }
7425
7426       if (info.file_from_entry)
7427         info.result = g_slist_prepend (info.result, info.file_from_entry);
7428       else if (!file_list_seen)
7429         goto file_list;
7430       else
7431         return NULL;
7432     }
7433   else if (impl->toplevel_last_focus_widget == impl->browse_files_tree_view)
7434     goto file_list;
7435   else if (impl->location_entry && impl->toplevel_last_focus_widget == impl->location_entry)
7436     goto file_entry;
7437   else
7438     {
7439       /* The focus is on a dialog's action area button or something else */
7440       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7441           impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
7442         goto file_entry;
7443       else
7444         goto file_list;
7445     }
7446
7447  out:
7448
7449   /* If there's no folder selected, and we're in SELECT_FOLDER mode, then we
7450    * fall back to the current directory */
7451   if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER &&
7452       info.result == NULL)
7453     {
7454       GFile *current_folder;
7455
7456       current_folder = gtk_file_chooser_get_current_folder_file (chooser);
7457
7458       if (current_folder)
7459         info.result = g_slist_prepend (info.result, current_folder);
7460     }
7461
7462   return g_slist_reverse (info.result);
7463 }
7464
7465 GFile *
7466 gtk_file_chooser_default_get_preview_file (GtkFileChooser *chooser)
7467 {
7468   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7469
7470   if (impl->preview_file)
7471     return g_object_ref (impl->preview_file);
7472   else
7473     return NULL;
7474 }
7475
7476 static GtkFileSystem *
7477 gtk_file_chooser_default_get_file_system (GtkFileChooser *chooser)
7478 {
7479   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7480
7481   return impl->file_system;
7482 }
7483
7484 /* Shows or hides the filter widgets */
7485 static void
7486 show_filters (GtkFileChooserDefault *impl,
7487               gboolean               show)
7488 {
7489   if (show)
7490     gtk_widget_show (impl->filter_combo_hbox);
7491   else
7492     gtk_widget_hide (impl->filter_combo_hbox);
7493 }
7494
7495 static void
7496 gtk_file_chooser_default_add_filter (GtkFileChooser *chooser,
7497                                      GtkFileFilter  *filter)
7498 {
7499   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7500   const gchar *name;
7501
7502   if (g_slist_find (impl->filters, filter))
7503     {
7504       g_warning ("gtk_file_chooser_add_filter() called on filter already in list\n");
7505       return;
7506     }
7507
7508   g_object_ref_sink (filter);
7509   impl->filters = g_slist_append (impl->filters, filter);
7510
7511   name = gtk_file_filter_get_name (filter);
7512   if (!name)
7513     name = "Untitled filter";   /* Place-holder, doesn't need to be marked for translation */
7514
7515   gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (impl->filter_combo), name);
7516
7517   if (!g_slist_find (impl->filters, impl->current_filter))
7518     set_current_filter (impl, filter);
7519
7520   show_filters (impl, TRUE);
7521 }
7522
7523 static void
7524 gtk_file_chooser_default_remove_filter (GtkFileChooser *chooser,
7525                                         GtkFileFilter  *filter)
7526 {
7527   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7528   GtkTreeModel *model;
7529   GtkTreeIter iter;
7530   gint filter_index;
7531
7532   filter_index = g_slist_index (impl->filters, filter);
7533
7534   if (filter_index < 0)
7535     {
7536       g_warning ("gtk_file_chooser_remove_filter() called on filter not in list\n");
7537       return;
7538     }
7539
7540   impl->filters = g_slist_remove (impl->filters, filter);
7541
7542   if (filter == impl->current_filter)
7543     {
7544       if (impl->filters)
7545         set_current_filter (impl, impl->filters->data);
7546       else
7547         set_current_filter (impl, NULL);
7548     }
7549
7550   /* Remove row from the combo box */
7551   model = gtk_combo_box_get_model (GTK_COMBO_BOX (impl->filter_combo));
7552   if (!gtk_tree_model_iter_nth_child  (model, &iter, NULL, filter_index))
7553     g_assert_not_reached ();
7554
7555   gtk_list_store_remove (GTK_LIST_STORE (model), &iter);
7556
7557   g_object_unref (filter);
7558
7559   if (!impl->filters)
7560     show_filters (impl, FALSE);
7561 }
7562
7563 static GSList *
7564 gtk_file_chooser_default_list_filters (GtkFileChooser *chooser)
7565 {
7566   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7567
7568   return g_slist_copy (impl->filters);
7569 }
7570
7571 /* Returns the position in the shortcuts tree where the nth specified shortcut would appear */
7572 static int
7573 shortcuts_get_pos_for_shortcut_folder (GtkFileChooserDefault *impl,
7574                                        int                    pos)
7575 {
7576   return pos + shortcuts_get_index (impl, SHORTCUTS_SHORTCUTS);
7577 }
7578
7579 struct AddShortcutData
7580 {
7581   GtkFileChooserDefault *impl;
7582   GFile *file;
7583 };
7584
7585 static void
7586 add_shortcut_get_info_cb (GCancellable *cancellable,
7587                           GFileInfo    *info,
7588                           const GError *error,
7589                           gpointer      user_data)
7590 {
7591   int pos;
7592   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7593   struct AddShortcutData *data = user_data;
7594
7595   if (!g_slist_find (data->impl->loading_shortcuts, cancellable))
7596     goto out;
7597
7598   data->impl->loading_shortcuts = g_slist_remove (data->impl->loading_shortcuts, cancellable);
7599
7600   if (cancelled || error || (! _gtk_file_info_consider_as_directory (info)))
7601     goto out;
7602
7603   pos = shortcuts_get_pos_for_shortcut_folder (data->impl, data->impl->num_shortcuts);
7604
7605   shortcuts_insert_file (data->impl, pos, SHORTCUT_TYPE_FILE, NULL, data->file, NULL, FALSE, SHORTCUTS_SHORTCUTS);
7606
7607 out:
7608   g_object_unref (data->impl);
7609   g_object_unref (data->file);
7610   g_free (data);
7611
7612   g_object_unref (cancellable);
7613 }
7614
7615 static gboolean
7616 gtk_file_chooser_default_add_shortcut_folder (GtkFileChooser  *chooser,
7617                                               GFile           *file,
7618                                               GError         **error)
7619 {
7620   GCancellable *cancellable;
7621   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7622   struct AddShortcutData *data;
7623   GSList *l;
7624   int pos;
7625
7626   /* Avoid adding duplicates */
7627   pos = shortcut_find_position (impl, file);
7628   if (pos >= 0 && pos < shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR))
7629     {
7630       gchar *uri;
7631
7632       uri = g_file_get_uri (file);
7633       /* translators, "Shortcut" means "Bookmark" here */
7634       g_set_error (error,
7635                    GTK_FILE_CHOOSER_ERROR,
7636                    GTK_FILE_CHOOSER_ERROR_ALREADY_EXISTS,
7637                    _("Shortcut %s already exists"),
7638                    uri);
7639       g_free (uri);
7640
7641       return FALSE;
7642     }
7643
7644   for (l = impl->loading_shortcuts; l; l = l->next)
7645     {
7646       GCancellable *c = l->data;
7647       GFile *f;
7648
7649       f = g_object_get_data (G_OBJECT (c), "add-shortcut-path-key");
7650       if (f && g_file_equal (file, f))
7651         {
7652           gchar *uri;
7653
7654           uri = g_file_get_uri (file);
7655           g_set_error (error,
7656                        GTK_FILE_CHOOSER_ERROR,
7657                        GTK_FILE_CHOOSER_ERROR_ALREADY_EXISTS,
7658                        _("Shortcut %s already exists"),
7659                        uri);
7660           g_free (uri);
7661
7662           return FALSE;
7663         }
7664     }
7665
7666   data = g_new0 (struct AddShortcutData, 1);
7667   data->impl = g_object_ref (impl);
7668   data->file = g_object_ref (file);
7669
7670   cancellable = _gtk_file_system_get_info (impl->file_system, file,
7671                                            "standard::type",
7672                                            add_shortcut_get_info_cb, data);
7673
7674   if (!cancellable)
7675     return FALSE;
7676
7677   impl->loading_shortcuts = g_slist_append (impl->loading_shortcuts, cancellable);
7678   g_object_set_data (G_OBJECT (cancellable), "add-shortcut-path-key", data->file);
7679
7680   return TRUE;
7681 }
7682
7683 static gboolean
7684 gtk_file_chooser_default_remove_shortcut_folder (GtkFileChooser  *chooser,
7685                                                  GFile           *file,
7686                                                  GError         **error)
7687 {
7688   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7689   int pos;
7690   GtkTreeIter iter;
7691   GSList *l;
7692   char *uri;
7693   int i;
7694
7695   for (l = impl->loading_shortcuts; l; l = l->next)
7696     {
7697       GCancellable *c = l->data;
7698       GFile *f;
7699
7700       f = g_object_get_data (G_OBJECT (c), "add-shortcut-path-key");
7701       if (f && g_file_equal (file, f))
7702         {
7703           impl->loading_shortcuts = g_slist_remove (impl->loading_shortcuts, c);
7704           g_cancellable_cancel (c);
7705           return TRUE;
7706         }
7707     }
7708
7709   if (impl->num_shortcuts == 0)
7710     goto out;
7711
7712   pos = shortcuts_get_pos_for_shortcut_folder (impl, 0);
7713   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
7714     g_assert_not_reached ();
7715
7716   for (i = 0; i < impl->num_shortcuts; i++)
7717     {
7718       gpointer col_data;
7719       ShortcutType shortcut_type;
7720       GFile *shortcut;
7721
7722       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
7723                           SHORTCUTS_COL_DATA, &col_data,
7724                           SHORTCUTS_COL_TYPE, &shortcut_type,
7725                           -1);
7726       g_assert (col_data != NULL);
7727       g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
7728
7729       shortcut = col_data;
7730       if (g_file_equal (shortcut, file))
7731         {
7732           shortcuts_remove_rows (impl, pos + i, 1);
7733           impl->num_shortcuts--;
7734           return TRUE;
7735         }
7736
7737       if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
7738         g_assert_not_reached ();
7739     }
7740
7741  out:
7742
7743   uri = g_file_get_uri (file);
7744   /* translators, "Shortcut" means "Bookmark" here */
7745   g_set_error (error,
7746                GTK_FILE_CHOOSER_ERROR,
7747                GTK_FILE_CHOOSER_ERROR_NONEXISTENT,
7748                _("Shortcut %s does not exist"),
7749                uri);
7750   g_free (uri);
7751
7752   return FALSE;
7753 }
7754
7755 static GSList *
7756 gtk_file_chooser_default_list_shortcut_folders (GtkFileChooser *chooser)
7757 {
7758   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7759   int pos;
7760   GtkTreeIter iter;
7761   int i;
7762   GSList *list;
7763
7764   if (impl->num_shortcuts == 0)
7765     return NULL;
7766
7767   pos = shortcuts_get_pos_for_shortcut_folder (impl, 0);
7768   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
7769     g_assert_not_reached ();
7770
7771   list = NULL;
7772
7773   for (i = 0; i < impl->num_shortcuts; i++)
7774     {
7775       gpointer col_data;
7776       ShortcutType shortcut_type;
7777       GFile *shortcut;
7778
7779       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
7780                           SHORTCUTS_COL_DATA, &col_data,
7781                           SHORTCUTS_COL_TYPE, &shortcut_type,
7782                           -1);
7783       g_assert (col_data != NULL);
7784       g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
7785
7786       shortcut = col_data;
7787       list = g_slist_prepend (list, g_object_ref (shortcut));
7788
7789       if (i != impl->num_shortcuts - 1)
7790         {
7791           if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
7792             g_assert_not_reached ();
7793         }
7794     }
7795
7796   return g_slist_reverse (list);
7797 }
7798
7799 /* Guesses a size based upon font sizes */
7800 static void
7801 find_good_size_from_style (GtkWidget *widget,
7802                            gint      *width,
7803                            gint      *height)
7804 {
7805   GtkStyleContext *context;
7806   GtkStateFlags state;
7807   int font_size;
7808   GdkScreen *screen;
7809   double resolution;
7810
7811   context = gtk_widget_get_style_context (widget);
7812   state = gtk_widget_get_state_flags (widget);
7813
7814   screen = gtk_widget_get_screen (widget);
7815   if (screen)
7816     {
7817       resolution = gdk_screen_get_resolution (screen);
7818       if (resolution < 0.0) /* will be -1 if the resolution is not defined in the GdkScreen */
7819         resolution = 96.0;
7820     }
7821   else
7822     resolution = 96.0; /* wheeee */
7823
7824   font_size = pango_font_description_get_size (gtk_style_context_get_font (context, state));
7825   font_size = PANGO_PIXELS (font_size) * resolution / 72.0;
7826
7827   *width = font_size * NUM_CHARS;
7828   *height = font_size * NUM_LINES;
7829 }
7830
7831 static void
7832 gtk_file_chooser_default_get_default_size (GtkFileChooserEmbed *chooser_embed,
7833                                            gint                *default_width,
7834                                            gint                *default_height)
7835 {
7836   GtkFileChooserDefault *impl;
7837   GtkRequisition req;
7838   int x, y, width, height;
7839
7840   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
7841
7842   settings_ensure (impl);
7843
7844   g_settings_get (impl->settings, SETTINGS_KEY_WINDOW_POSITION, "(ii)", &x, &y);
7845   g_settings_get (impl->settings, SETTINGS_KEY_WINDOW_SIZE, "(ii)", &width, &height);
7846
7847   if (x >= 0 && y >= 0 && width > 0 && height > 0)
7848     {
7849       *default_width = width;
7850       *default_height = height;
7851       return;
7852     }
7853
7854   find_good_size_from_style (GTK_WIDGET (chooser_embed), default_width, default_height);
7855
7856   if (impl->preview_widget_active &&
7857       impl->preview_widget &&
7858       gtk_widget_get_visible (impl->preview_widget))
7859     {
7860       gtk_widget_get_preferred_size (impl->preview_box,
7861                                      &req, NULL);
7862       *default_width += PREVIEW_HBOX_SPACING + req.width;
7863     }
7864
7865   if (impl->extra_widget &&
7866       gtk_widget_get_visible (impl->extra_widget))
7867     {
7868       gtk_widget_get_preferred_size (impl->extra_align,
7869                                      &req, NULL);
7870       *default_height += gtk_box_get_spacing (GTK_BOX (chooser_embed)) + req.height;
7871     }
7872 }
7873
7874 struct switch_folder_closure {
7875   GtkFileChooserDefault *impl;
7876   GFile *file;
7877   int num_selected;
7878 };
7879
7880 /* Used from gtk_tree_selection_selected_foreach() in switch_to_selected_folder() */
7881 static void
7882 switch_folder_foreach_cb (GtkTreeModel      *model,
7883                           GtkTreePath       *path,
7884                           GtkTreeIter       *iter,
7885                           gpointer           data)
7886 {
7887   struct switch_folder_closure *closure;
7888
7889   closure = data;
7890
7891   closure->file = _gtk_file_system_model_get_file (closure->impl->browse_files_model, iter);
7892   closure->num_selected++;
7893 }
7894
7895 /* Changes to the selected folder in the list view */
7896 static void
7897 switch_to_selected_folder (GtkFileChooserDefault *impl)
7898 {
7899   GtkTreeSelection *selection;
7900   struct switch_folder_closure closure;
7901
7902   /* We do this with foreach() rather than get_selected() as we may be in
7903    * multiple selection mode
7904    */
7905
7906   closure.impl = impl;
7907   closure.file = NULL;
7908   closure.num_selected = 0;
7909
7910   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7911   gtk_tree_selection_selected_foreach (selection, switch_folder_foreach_cb, &closure);
7912
7913   g_assert (closure.file && closure.num_selected == 1);
7914
7915   change_folder_and_display_error (impl, closure.file, FALSE);
7916 }
7917
7918 /* Gets the GFileInfo for the selected row in the file list; assumes single
7919  * selection mode.
7920  */
7921 static GFileInfo *
7922 get_selected_file_info_from_file_list (GtkFileChooserDefault *impl,
7923                                        gboolean              *had_selection)
7924 {
7925   GtkTreeSelection *selection;
7926   GtkTreeIter iter;
7927   GFileInfo *info;
7928
7929   g_assert (!impl->select_multiple);
7930   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7931   if (!gtk_tree_selection_get_selected (selection, NULL, &iter))
7932     {
7933       *had_selection = FALSE;
7934       return NULL;
7935     }
7936
7937   *had_selection = TRUE;
7938
7939   info = _gtk_file_system_model_get_info (impl->browse_files_model, &iter);
7940   return info;
7941 }
7942
7943 /* Gets the display name of the selected file in the file list; assumes single
7944  * selection mode and that something is selected.
7945  */
7946 static const gchar *
7947 get_display_name_from_file_list (GtkFileChooserDefault *impl)
7948 {
7949   GFileInfo *info;
7950   gboolean had_selection;
7951
7952   info = get_selected_file_info_from_file_list (impl, &had_selection);
7953   g_assert (had_selection);
7954   g_assert (info != NULL);
7955
7956   return g_file_info_get_display_name (info);
7957 }
7958
7959 static void
7960 add_custom_button_to_dialog (GtkDialog   *dialog,
7961                              const gchar *mnemonic_label,
7962                              const gchar *stock_id,
7963                              gint         response_id)
7964 {
7965   GtkWidget *button;
7966
7967   button = gtk_button_new_with_mnemonic (mnemonic_label);
7968   gtk_widget_set_can_default (button, TRUE);
7969   gtk_button_set_image (GTK_BUTTON (button),
7970                         gtk_image_new_from_stock (stock_id, GTK_ICON_SIZE_BUTTON));
7971   gtk_widget_show (button);
7972
7973   gtk_dialog_add_action_widget (GTK_DIALOG (dialog), button, response_id);
7974 }
7975
7976 /* Presents an overwrite confirmation dialog; returns whether we should accept
7977  * the filename.
7978  */
7979 static gboolean
7980 confirm_dialog_should_accept_filename (GtkFileChooserDefault *impl,
7981                                        const gchar           *file_part,
7982                                        const gchar           *folder_display_name)
7983 {
7984   GtkWindow *toplevel;
7985   GtkWidget *dialog;
7986   int response;
7987
7988   toplevel = get_toplevel (GTK_WIDGET (impl));
7989
7990   dialog = gtk_message_dialog_new (toplevel,
7991                                    GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
7992                                    GTK_MESSAGE_QUESTION,
7993                                    GTK_BUTTONS_NONE,
7994                                    _("A file named \"%s\" already exists.  Do you want to replace it?"),
7995                                    file_part);
7996   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
7997                                             _("The file already exists in \"%s\".  Replacing it will "
7998                                               "overwrite its contents."),
7999                                             folder_display_name);
8000
8001   gtk_dialog_add_button (GTK_DIALOG (dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
8002   add_custom_button_to_dialog (GTK_DIALOG (dialog), _("_Replace"),
8003                                GTK_STOCK_SAVE_AS, GTK_RESPONSE_ACCEPT);
8004   gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
8005                                            GTK_RESPONSE_ACCEPT,
8006                                            GTK_RESPONSE_CANCEL,
8007                                            -1);
8008   gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_ACCEPT);
8009
8010   if (gtk_window_has_group (toplevel))
8011     gtk_window_group_add_window (gtk_window_get_group (toplevel),
8012                                  GTK_WINDOW (dialog));
8013
8014   response = gtk_dialog_run (GTK_DIALOG (dialog));
8015
8016   gtk_widget_destroy (dialog);
8017
8018   return (response == GTK_RESPONSE_ACCEPT);
8019 }
8020
8021 struct GetDisplayNameData
8022 {
8023   GtkFileChooserDefault *impl;
8024   gchar *file_part;
8025 };
8026
8027 static void
8028 confirmation_confirm_get_info_cb (GCancellable *cancellable,
8029                                   GFileInfo    *info,
8030                                   const GError *error,
8031                                   gpointer      user_data)
8032 {
8033   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8034   gboolean should_respond = FALSE;
8035   struct GetDisplayNameData *data = user_data;
8036
8037   if (cancellable != data->impl->should_respond_get_info_cancellable)
8038     goto out;
8039
8040   data->impl->should_respond_get_info_cancellable = NULL;
8041
8042   if (cancelled)
8043     goto out;
8044
8045   if (error)
8046     /* Huh?  Did the folder disappear?  Let the caller deal with it */
8047     should_respond = TRUE;
8048   else
8049     should_respond = confirm_dialog_should_accept_filename (data->impl, data->file_part, g_file_info_get_display_name (info));
8050
8051   set_busy_cursor (data->impl, FALSE);
8052   if (should_respond)
8053     g_signal_emit_by_name (data->impl, "response-requested");
8054
8055 out:
8056   g_object_unref (data->impl);
8057   g_free (data->file_part);
8058   g_free (data);
8059
8060   g_object_unref (cancellable);
8061 }
8062
8063 /* Does overwrite confirmation if appropriate, and returns whether the dialog
8064  * should respond.  Can get the file part from the file list or the save entry.
8065  */
8066 static gboolean
8067 should_respond_after_confirm_overwrite (GtkFileChooserDefault *impl,
8068                                         const gchar           *file_part,
8069                                         GFile                 *parent_file)
8070 {
8071   GtkFileChooserConfirmation conf;
8072
8073   if (!impl->do_overwrite_confirmation)
8074     return TRUE;
8075
8076   conf = GTK_FILE_CHOOSER_CONFIRMATION_CONFIRM;
8077
8078   g_signal_emit_by_name (impl, "confirm-overwrite", &conf);
8079
8080   switch (conf)
8081     {
8082     case GTK_FILE_CHOOSER_CONFIRMATION_CONFIRM:
8083       {
8084         struct GetDisplayNameData *data;
8085
8086         g_assert (file_part != NULL);
8087
8088         data = g_new0 (struct GetDisplayNameData, 1);
8089         data->impl = g_object_ref (impl);
8090         data->file_part = g_strdup (file_part);
8091
8092         if (impl->should_respond_get_info_cancellable)
8093           g_cancellable_cancel (impl->should_respond_get_info_cancellable);
8094
8095         impl->should_respond_get_info_cancellable =
8096           _gtk_file_system_get_info (impl->file_system, parent_file,
8097                                      "standard::display-name",
8098                                      confirmation_confirm_get_info_cb,
8099                                      data);
8100         set_busy_cursor (data->impl, TRUE);
8101         return FALSE;
8102       }
8103
8104     case GTK_FILE_CHOOSER_CONFIRMATION_ACCEPT_FILENAME:
8105       return TRUE;
8106
8107     case GTK_FILE_CHOOSER_CONFIRMATION_SELECT_AGAIN:
8108       return FALSE;
8109
8110     default:
8111       g_assert_not_reached ();
8112       return FALSE;
8113     }
8114 }
8115
8116 struct FileExistsData
8117 {
8118   GtkFileChooserDefault *impl;
8119   gboolean file_exists_and_is_not_folder;
8120   GFile *parent_file;
8121   GFile *file;
8122 };
8123
8124 static void
8125 name_entry_get_parent_info_cb (GCancellable *cancellable,
8126                                GFileInfo    *info,
8127                                const GError *error,
8128                                gpointer      user_data)
8129 {
8130   gboolean parent_is_folder;
8131   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8132   struct FileExistsData *data = user_data;
8133
8134   if (cancellable != data->impl->should_respond_get_info_cancellable)
8135     goto out;
8136
8137   data->impl->should_respond_get_info_cancellable = NULL;
8138
8139   set_busy_cursor (data->impl, FALSE);
8140
8141   if (cancelled)
8142     goto out;
8143
8144   if (!info)
8145     parent_is_folder = FALSE;
8146   else
8147     parent_is_folder = _gtk_file_info_consider_as_directory (info);
8148
8149   if (parent_is_folder)
8150     {
8151       if (data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
8152         {
8153           g_signal_emit_by_name (data->impl, "response-requested"); /* even if the file doesn't exist, apps can make good use of that (e.g. Emacs) */
8154         }
8155       else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8156         {
8157           if (data->file_exists_and_is_not_folder)
8158             {
8159               gboolean retval;
8160               char *file_part;
8161
8162               /* Dup the string because the string may be modified
8163                * depending on what clients do in the confirm-overwrite
8164                * signal and this corrupts the pointer
8165                */
8166               file_part = g_strdup (_gtk_file_chooser_entry_get_file_part (GTK_FILE_CHOOSER_ENTRY (data->impl->location_entry)));
8167               retval = should_respond_after_confirm_overwrite (data->impl, file_part, data->parent_file);
8168               g_free (file_part);
8169
8170               if (retval)
8171                 g_signal_emit_by_name (data->impl, "response-requested");
8172             }
8173           else
8174             g_signal_emit_by_name (data->impl, "response-requested");
8175         }
8176       else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER
8177                || data->impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8178         {
8179           GError *mkdir_error = NULL;
8180
8181           /* In both cases (SELECT_FOLDER and CREATE_FOLDER), if you type
8182            * "/blah/nonexistent" you *will* want a folder created.
8183            */
8184
8185           set_busy_cursor (data->impl, TRUE);
8186           g_file_make_directory (data->file, NULL, &mkdir_error);
8187           set_busy_cursor (data->impl, FALSE);
8188
8189           if (!mkdir_error)
8190             g_signal_emit_by_name (data->impl, "response-requested");
8191           else
8192             error_creating_folder_dialog (data->impl, data->file, mkdir_error);
8193         }
8194       else
8195         g_assert_not_reached ();
8196     }
8197   else
8198     {
8199       if (info)
8200         {
8201           /* The parent exists, but it's not a folder!  Someone probably typed existing_file.txt/subfile.txt */
8202           error_with_file_under_nonfolder (data->impl, data->parent_file);
8203         }
8204       else
8205         {
8206           GError *error_copy;
8207
8208           /* The parent folder is not readable for some reason */
8209
8210           error_copy = g_error_copy (error);
8211           error_changing_folder_dialog (data->impl, data->parent_file, error_copy);
8212         }
8213     }
8214
8215 out:
8216   g_object_unref (data->impl);
8217   g_object_unref (data->file);
8218   g_object_unref (data->parent_file);
8219   g_free (data);
8220
8221   g_object_unref (cancellable);
8222 }
8223
8224 static void
8225 file_exists_get_info_cb (GCancellable *cancellable,
8226                          GFileInfo    *info,
8227                          const GError *error,
8228                          gpointer      user_data)
8229 {
8230   gboolean data_ownership_taken = FALSE;
8231   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8232   gboolean file_exists;
8233   gboolean is_folder;
8234   gboolean needs_parent_check = FALSE;
8235   struct FileExistsData *data = user_data;
8236
8237   if (cancellable != data->impl->file_exists_get_info_cancellable)
8238     goto out;
8239
8240   data->impl->file_exists_get_info_cancellable = NULL;
8241
8242   set_busy_cursor (data->impl, FALSE);
8243
8244   if (cancelled)
8245     goto out;
8246
8247   file_exists = (info != NULL);
8248   is_folder = (file_exists && _gtk_file_info_consider_as_directory (info));
8249
8250   if (data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
8251     {
8252       if (is_folder)
8253         change_folder_and_display_error (data->impl, data->file, TRUE);
8254       else
8255         {
8256           if (file_exists)
8257             g_signal_emit_by_name (data->impl, "response-requested"); /* user typed an existing filename; we are done */
8258           else
8259             needs_parent_check = TRUE; /* file doesn't exist; see if its parent exists */
8260         }
8261     }
8262   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8263     {
8264       if (file_exists && !is_folder)
8265         {
8266           /* Oops, the user typed the name of an existing path which is not
8267            * a folder
8268            */
8269           error_creating_folder_over_existing_file_dialog (data->impl, data->file,
8270                                                            g_error_copy (error));
8271         }
8272       else
8273         {
8274           needs_parent_check = TRUE;
8275         }
8276     }
8277   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8278     {
8279       if (!file_exists)
8280         {
8281           needs_parent_check = TRUE;
8282         }
8283       else
8284         {
8285           if (is_folder)
8286             {
8287               /* User typed a folder; we are done */
8288               g_signal_emit_by_name (data->impl, "response-requested");
8289             }
8290           else
8291             error_selecting_folder_over_existing_file_dialog (data->impl, data->file);
8292         }
8293     }
8294   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8295     {
8296       if (is_folder)
8297         change_folder_and_display_error (data->impl, data->file, TRUE);
8298       else
8299         needs_parent_check = TRUE;
8300     }
8301   else
8302     {
8303       g_assert_not_reached();
8304     }
8305
8306   if (needs_parent_check) {
8307     /* check that everything up to the last path component exists (i.e. the parent) */
8308
8309     data->file_exists_and_is_not_folder = file_exists && !is_folder;
8310     data_ownership_taken = TRUE;
8311
8312     if (data->impl->should_respond_get_info_cancellable)
8313       g_cancellable_cancel (data->impl->should_respond_get_info_cancellable);
8314
8315       data->impl->should_respond_get_info_cancellable =
8316         _gtk_file_system_get_info (data->impl->file_system,
8317                                    data->parent_file,
8318                                    "standard::type",
8319                                    name_entry_get_parent_info_cb,
8320                                    data);
8321       set_busy_cursor (data->impl, TRUE);
8322     }
8323
8324 out:
8325   if (!data_ownership_taken)
8326     {
8327       g_object_unref (data->impl);
8328       g_object_unref (data->file);
8329       g_object_unref (data->parent_file);
8330       g_free (data);
8331     }
8332
8333   g_object_unref (cancellable);
8334 }
8335
8336 static void
8337 paste_text_received (GtkClipboard          *clipboard,
8338                      const gchar           *text,
8339                      GtkFileChooserDefault *impl)
8340 {
8341   GFile *file;
8342
8343   if (!text)
8344     return;
8345
8346   file = g_file_new_for_uri (text);
8347
8348   if (!gtk_file_chooser_default_select_file (GTK_FILE_CHOOSER (impl), file, NULL))
8349     location_popup_handler (impl, text);
8350
8351   g_object_unref (file);
8352 }
8353
8354 /* Handler for the "location-popup-on-paste" keybinding signal */
8355 static void
8356 location_popup_on_paste_handler (GtkFileChooserDefault *impl)
8357 {
8358   GtkClipboard *clipboard = gtk_widget_get_clipboard (GTK_WIDGET (impl),
8359                                                       GDK_SELECTION_CLIPBOARD);
8360   gtk_clipboard_request_text (clipboard,
8361                               (GtkClipboardTextReceivedFunc) paste_text_received,
8362                               impl);
8363 }
8364
8365 /* Implementation for GtkFileChooserEmbed::should_respond() */
8366 static gboolean
8367 gtk_file_chooser_default_should_respond (GtkFileChooserEmbed *chooser_embed)
8368 {
8369   GtkFileChooserDefault *impl;
8370   GtkWidget *toplevel;
8371   GtkWidget *current_focus;
8372
8373   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
8374
8375   toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
8376   g_assert (GTK_IS_WINDOW (toplevel));
8377
8378   current_focus = gtk_window_get_focus (GTK_WINDOW (toplevel));
8379
8380   if (current_focus == impl->browse_files_tree_view)
8381     {
8382       /* The following array encodes what we do based on the impl->action and the
8383        * number of files selected.
8384        */
8385       typedef enum {
8386         NOOP,                   /* Do nothing (don't respond) */
8387         RESPOND,                /* Respond immediately */
8388         RESPOND_OR_SWITCH,      /* Respond immediately if the selected item is a file; switch to it if it is a folder */
8389         ALL_FILES,              /* Respond only if everything selected is a file */
8390         ALL_FOLDERS,            /* Respond only if everything selected is a folder */
8391         SAVE_ENTRY,             /* Go to the code for handling the save entry */
8392         NOT_REACHED             /* Sanity check */
8393       } ActionToTake;
8394       static const ActionToTake what_to_do[4][3] = {
8395         /*                                0 selected            1 selected              many selected */
8396         /* ACTION_OPEN */               { NOOP,                 RESPOND_OR_SWITCH,      ALL_FILES   },
8397         /* ACTION_SAVE */               { SAVE_ENTRY,           RESPOND_OR_SWITCH,      NOT_REACHED },
8398         /* ACTION_SELECT_FOLDER */      { RESPOND,              ALL_FOLDERS,            ALL_FOLDERS },
8399         /* ACTION_CREATE_FOLDER */      { SAVE_ENTRY,           ALL_FOLDERS,            NOT_REACHED }
8400       };
8401
8402       int num_selected;
8403       gboolean all_files, all_folders;
8404       int k;
8405       ActionToTake action;
8406
8407     file_list:
8408
8409       g_assert (impl->action >= GTK_FILE_CHOOSER_ACTION_OPEN && impl->action <= GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER);
8410
8411       if (impl->operation_mode == OPERATION_MODE_SEARCH)
8412         return search_should_respond (impl);
8413
8414       if (impl->operation_mode == OPERATION_MODE_RECENT)
8415         {
8416           if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8417             goto save_entry;
8418           else
8419             return recent_should_respond (impl);
8420         }
8421
8422       selection_check (impl, &num_selected, &all_files, &all_folders);
8423
8424       if (num_selected > 2)
8425         k = 2;
8426       else
8427         k = num_selected;
8428
8429       action = what_to_do [impl->action] [k];
8430
8431       switch (action)
8432         {
8433         case NOOP:
8434           return FALSE;
8435
8436         case RESPOND:
8437           return TRUE;
8438
8439         case RESPOND_OR_SWITCH:
8440           g_assert (num_selected == 1);
8441
8442           if (all_folders)
8443             {
8444               switch_to_selected_folder (impl);
8445               return FALSE;
8446             }
8447           else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8448             return should_respond_after_confirm_overwrite (impl,
8449                                                            get_display_name_from_file_list (impl),
8450                                                            impl->current_folder);
8451           else
8452             return TRUE;
8453
8454         case ALL_FILES:
8455           return all_files;
8456
8457         case ALL_FOLDERS:
8458           return all_folders;
8459
8460         case SAVE_ENTRY:
8461           goto save_entry;
8462
8463         default:
8464           g_assert_not_reached ();
8465         }
8466     }
8467   else if ((impl->location_entry != NULL) && (current_focus == impl->location_entry))
8468     {
8469       GFile *file;
8470       gboolean is_well_formed, is_empty, is_file_part_empty;
8471       gboolean is_folder;
8472       gboolean retval;
8473       GtkFileChooserEntry *entry;
8474       GError *error;
8475
8476     save_entry:
8477
8478       g_assert (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8479                 || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
8480                 || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
8481                      || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8482                     && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY));
8483
8484       entry = GTK_FILE_CHOOSER_ENTRY (impl->location_entry);
8485       check_save_entry (impl, &file, &is_well_formed, &is_empty, &is_file_part_empty, &is_folder);
8486
8487       if (!is_well_formed)
8488         {
8489           if (!is_empty
8490               && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8491               && impl->operation_mode == OPERATION_MODE_RECENT)
8492             set_info_bar (impl, INFO_BAR_ERROR_NO_FOLDER);
8493
8494           return FALSE;
8495         }
8496
8497       if (is_empty)
8498         {
8499           if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8500               || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8501             {
8502               set_info_bar (impl, INFO_BAR_ERROR_NO_FILENAME);
8503               gtk_widget_grab_focus (impl->location_entry);
8504               return FALSE;
8505             }
8506
8507           goto file_list;
8508         }
8509
8510       g_assert (file != NULL);
8511
8512       error = NULL;
8513       if (is_folder)
8514         {
8515           if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
8516               impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8517             {
8518               change_folder_and_display_error (impl, file, TRUE);
8519               retval = FALSE;
8520             }
8521           else if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
8522                    impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8523             {
8524               /* The folder already exists, so we do not need to create it.
8525                * Just respond to terminate the dialog.
8526                */
8527               retval = TRUE;
8528             }
8529           else
8530             {
8531               g_assert_not_reached ();
8532               retval = FALSE;
8533             }
8534         }
8535       else
8536         {
8537           struct FileExistsData *data;
8538
8539           /* We need to check whether file exists and whether it is a folder -
8540            * the GtkFileChooserEntry *does* report is_folder==FALSE as a false
8541            * negative (it doesn't know yet if your last path component is a
8542            * folder).
8543            */
8544
8545           data = g_new0 (struct FileExistsData, 1);
8546           data->impl = g_object_ref (impl);
8547           data->file = g_object_ref (file);
8548           data->parent_file = g_object_ref (_gtk_file_chooser_entry_get_current_folder (entry));
8549
8550           if (impl->file_exists_get_info_cancellable)
8551             g_cancellable_cancel (impl->file_exists_get_info_cancellable);
8552
8553           impl->file_exists_get_info_cancellable =
8554             _gtk_file_system_get_info (impl->file_system, file,
8555                                        "standard::type",
8556                                        file_exists_get_info_cb,
8557                                        data);
8558
8559           set_busy_cursor (impl, TRUE);
8560           retval = FALSE;
8561
8562           if (error != NULL)
8563             g_error_free (error);
8564         }
8565
8566       g_object_unref (file);
8567       return retval;
8568     }
8569   else if (impl->toplevel_last_focus_widget == impl->browse_files_tree_view)
8570     {
8571       /* The focus is on a dialog's action area button, *and* the widget that
8572        * was focused immediately before it is the file list.
8573        */
8574       goto file_list;
8575     }
8576   else if (impl->operation_mode == OPERATION_MODE_SEARCH && impl->toplevel_last_focus_widget == impl->search_entry)
8577     {
8578       search_entry_activate_cb (GTK_ENTRY (impl->search_entry), impl);
8579       return FALSE;
8580     }
8581   else if (impl->location_entry && impl->toplevel_last_focus_widget == impl->location_entry)
8582     {
8583       /* The focus is on a dialog's action area button, *and* the widget that
8584        * was focused immediately before it is the location entry.
8585        */
8586       goto save_entry;
8587     }
8588   else
8589     /* The focus is on a dialog's action area button or something else */
8590     if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8591         || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8592       goto save_entry;
8593     else
8594       goto file_list;
8595
8596   g_assert_not_reached ();
8597   return FALSE;
8598 }
8599
8600 /* Implementation for GtkFileChooserEmbed::initial_focus() */
8601 static void
8602 gtk_file_chooser_default_initial_focus (GtkFileChooserEmbed *chooser_embed)
8603 {
8604   GtkFileChooserDefault *impl;
8605   GtkWidget *widget;
8606
8607   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
8608
8609   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
8610       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8611     {
8612       if (impl->location_mode == LOCATION_MODE_PATH_BAR)
8613         widget = impl->browse_files_tree_view;
8614       else
8615         widget = impl->location_entry;
8616     }
8617   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
8618            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8619     widget = impl->location_entry;
8620   else
8621     {
8622       g_assert_not_reached ();
8623       widget = NULL;
8624     }
8625
8626   g_assert (widget != NULL);
8627   gtk_widget_grab_focus (widget);
8628 }
8629
8630 /* Callback used from gtk_tree_selection_selected_foreach(); gets the selected GFiles */
8631 static void
8632 search_selected_foreach_get_file_cb (GtkTreeModel *model,
8633                                      GtkTreePath  *path,
8634                                      GtkTreeIter  *iter,
8635                                      gpointer      data)
8636 {
8637   GSList **list;
8638   GFile *file;
8639
8640   list = data;
8641
8642   gtk_tree_model_get (model, iter, MODEL_COL_FILE, &file, -1);
8643   *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 */
8644 }
8645
8646 /* Constructs a list of the selected paths in search mode */
8647 static GSList *
8648 search_get_selected_files (GtkFileChooserDefault *impl)
8649 {
8650   GSList *result;
8651   GtkTreeSelection *selection;
8652
8653   result = NULL;
8654
8655   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
8656   gtk_tree_selection_selected_foreach (selection, search_selected_foreach_get_file_cb, &result);
8657   result = g_slist_reverse (result);
8658
8659   return result;
8660 }
8661
8662 /* Called from ::should_respond().  We return whether there are selected files
8663  * in the search list.
8664  */
8665 static gboolean
8666 search_should_respond (GtkFileChooserDefault *impl)
8667 {
8668   GtkTreeSelection *selection;
8669
8670   g_assert (impl->operation_mode == OPERATION_MODE_SEARCH);
8671
8672   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
8673   return (gtk_tree_selection_count_selected_rows (selection) != 0);
8674 }
8675
8676 /* Adds one hit from the search engine to the search_model */
8677 static void
8678 search_add_hit (GtkFileChooserDefault *impl,
8679                 gchar                 *uri)
8680 {
8681   GFile *file;
8682
8683   file = g_file_new_for_uri (uri);
8684   if (!file)
8685     return;
8686
8687   if (!g_file_is_native (file))
8688     {
8689       g_object_unref (file);
8690       return;
8691     }
8692
8693   _gtk_file_system_model_add_and_query_file (impl->search_model,
8694                                              file,
8695                                              MODEL_ATTRIBUTES);
8696
8697   g_object_unref (file);
8698 }
8699
8700 /* Callback used from GtkSearchEngine when we get new hits */
8701 static void
8702 search_engine_hits_added_cb (GtkSearchEngine *engine,
8703                              GList           *hits,
8704                              gpointer         data)
8705 {
8706   GtkFileChooserDefault *impl;
8707   GList *l;
8708
8709   impl = GTK_FILE_CHOOSER_DEFAULT (data);
8710
8711   for (l = hits; l; l = l->next)
8712     search_add_hit (impl, (gchar*)l->data);
8713 }
8714
8715 /* Callback used from GtkSearchEngine when the query is done running */
8716 static void
8717 search_engine_finished_cb (GtkSearchEngine *engine,
8718                            gpointer         data)
8719 {
8720   GtkFileChooserDefault *impl;
8721
8722   impl = GTK_FILE_CHOOSER_DEFAULT (data);
8723
8724 #if 0
8725   /* EB: setting the model here will avoid loads of row events,
8726    * but it'll make the search look like blocked.
8727    */
8728   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
8729                            GTK_TREE_MODEL (impl->search_model));
8730 #endif
8731
8732   /* FMQ: if search was empty, say that we got no hits */
8733   set_busy_cursor (impl, FALSE);
8734 }
8735
8736 /* Displays a generic error when we cannot create a GtkSearchEngine.
8737  * It would be better if _gtk_search_engine_new() gave us a GError
8738  * with a better message, but it doesn't do that right now.
8739  */
8740 static void
8741 search_error_could_not_create_client (GtkFileChooserDefault *impl)
8742 {
8743   error_message (impl,
8744                  _("Could not start the search process"),
8745                  _("The program was not able to create a connection to the indexer "
8746                    "daemon.  Please make sure it is running."));
8747 }
8748
8749 static void
8750 search_engine_error_cb (GtkSearchEngine *engine,
8751                         const gchar     *message,
8752                         gpointer         data)
8753 {
8754   GtkFileChooserDefault *impl;
8755
8756   impl = GTK_FILE_CHOOSER_DEFAULT (data);
8757
8758   search_stop_searching (impl, TRUE);
8759   error_message (impl, _("Could not send the search request"), message);
8760
8761   set_busy_cursor (impl, FALSE);
8762 }
8763
8764 /* Frees the data in the search_model */
8765 static void
8766 search_clear_model (GtkFileChooserDefault *impl,
8767                     gboolean               remove_from_treeview)
8768 {
8769   if (!impl->search_model)
8770     return;
8771
8772   g_object_unref (impl->search_model);
8773   impl->search_model = NULL;
8774
8775   if (remove_from_treeview)
8776     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
8777 }
8778
8779 /* Stops any ongoing searches; does not touch the search_model */
8780 static void
8781 search_stop_searching (GtkFileChooserDefault *impl,
8782                        gboolean               remove_query)
8783 {
8784   if (remove_query && impl->search_query)
8785     {
8786       g_object_unref (impl->search_query);
8787       impl->search_query = NULL;
8788     }
8789
8790   if (impl->search_engine)
8791     {
8792       _gtk_search_engine_stop (impl->search_engine);
8793
8794       g_object_unref (impl->search_engine);
8795       impl->search_engine = NULL;
8796     }
8797 }
8798
8799 /* Stops any pending searches, clears the file list, and switches back to OPERATION_MODE_BROWSE */
8800 static void
8801 search_switch_to_browse_mode (GtkFileChooserDefault *impl)
8802 {
8803   g_assert (impl->operation_mode != OPERATION_MODE_BROWSE);
8804
8805   search_stop_searching (impl, FALSE);
8806   search_clear_model (impl, TRUE);
8807
8808   gtk_widget_destroy (impl->search_hbox);
8809   impl->search_hbox = NULL;
8810   impl->search_entry = NULL;
8811
8812   gtk_widget_show (impl->browse_path_bar);
8813   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN || !impl->create_folders)
8814     gtk_widget_hide (impl->browse_new_folder_button);
8815   else
8816     gtk_widget_show (impl->browse_new_folder_button);
8817
8818
8819   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
8820       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8821     {
8822       gtk_widget_show (impl->location_button);
8823
8824       if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)
8825         gtk_widget_show (impl->location_entry_box);
8826     }
8827
8828   impl->operation_mode = OPERATION_MODE_BROWSE;
8829
8830   file_list_set_sort_column_ids (impl);
8831 }
8832
8833 /* Creates the search_model and puts it in the tree view */
8834 static void
8835 search_setup_model (GtkFileChooserDefault *impl)
8836 {
8837   g_assert (impl->search_model == NULL);
8838
8839   impl->search_model = _gtk_file_system_model_new (file_system_model_set,
8840                                                    impl,
8841                                                    MODEL_COLUMN_TYPES);
8842
8843   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
8844                                    MODEL_COL_NAME,
8845                                    name_sort_func,
8846                                    impl, NULL);
8847   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
8848                                    MODEL_COL_MTIME,
8849                                    mtime_sort_func,
8850                                    impl, NULL);
8851   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
8852                                    MODEL_COL_SIZE,
8853                                    size_sort_func,
8854                                    impl, NULL);
8855   set_sort_column (impl);
8856
8857   /* EB: setting the model here will make the hits list update feel
8858    * more "alive" than setting the model at the end of the search
8859    * run
8860    */
8861   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
8862                            GTK_TREE_MODEL (impl->search_model));
8863 }
8864
8865 /* Creates a new query with the specified text and launches it */
8866 static void
8867 search_start_query (GtkFileChooserDefault *impl,
8868                     const gchar           *query_text)
8869 {
8870   search_stop_searching (impl, FALSE);
8871   search_clear_model (impl, TRUE);
8872   search_setup_model (impl);
8873   set_busy_cursor (impl, TRUE);
8874
8875   if (impl->search_engine == NULL)
8876     impl->search_engine = _gtk_search_engine_new ();
8877
8878   if (!impl->search_engine)
8879     {
8880       set_busy_cursor (impl, FALSE);
8881       search_error_could_not_create_client (impl); /* lame; we don't get an error code or anything */
8882       return;
8883     }
8884
8885   if (!impl->search_query)
8886     {
8887       impl->search_query = _gtk_query_new ();
8888       _gtk_query_set_text (impl->search_query, query_text);
8889     }
8890
8891   _gtk_search_engine_set_query (impl->search_engine, impl->search_query);
8892
8893   g_signal_connect (impl->search_engine, "hits-added",
8894                     G_CALLBACK (search_engine_hits_added_cb), impl);
8895   g_signal_connect (impl->search_engine, "finished",
8896                     G_CALLBACK (search_engine_finished_cb), impl);
8897   g_signal_connect (impl->search_engine, "error",
8898                     G_CALLBACK (search_engine_error_cb), impl);
8899
8900   _gtk_search_engine_start (impl->search_engine);
8901 }
8902
8903 /* Callback used when the user presses Enter while typing on the search
8904  * entry; starts the query
8905  */
8906 static void
8907 search_entry_activate_cb (GtkEntry *entry,
8908                           gpointer data)
8909 {
8910   GtkFileChooserDefault *impl;
8911   const char *text;
8912
8913   impl = GTK_FILE_CHOOSER_DEFAULT (data);
8914
8915   text = gtk_entry_get_text (GTK_ENTRY (impl->search_entry));
8916   if (strlen (text) == 0)
8917     return;
8918
8919   /* reset any existing query object */
8920   if (impl->search_query)
8921     {
8922       g_object_unref (impl->search_query);
8923       impl->search_query = NULL;
8924     }
8925
8926   search_start_query (impl, text);
8927 }
8928
8929 static gboolean
8930 focus_entry_idle_cb (GtkFileChooserDefault *impl)
8931 {
8932   GDK_THREADS_ENTER ();
8933
8934   g_source_destroy (impl->focus_entry_idle);
8935   impl->focus_entry_idle = NULL;
8936
8937   if (impl->search_entry)
8938     gtk_widget_grab_focus (impl->search_entry);
8939
8940   GDK_THREADS_LEAVE ();
8941
8942   return FALSE;
8943 }
8944
8945 static void
8946 focus_search_entry_in_idle (GtkFileChooserDefault *impl)
8947 {
8948   /* bgo#634558 - When the user clicks on the Search entry in the shortcuts
8949    * pane, we get a selection-changed signal and we set up the search widgets.
8950    * However, gtk_tree_view_button_press() focuses the treeview *after* making
8951    * the change to the selection.  So, we need to re-focus the search entry
8952    * after the treeview has finished doing its work; we'll do that in an idle
8953    * handler.
8954    */
8955
8956   if (!impl->focus_entry_idle)
8957     impl->focus_entry_idle = add_idle_while_impl_is_alive (impl, G_CALLBACK (focus_entry_idle_cb));
8958 }
8959
8960 /* Hides the path bar and creates the search entry */
8961 static void
8962 search_setup_widgets (GtkFileChooserDefault *impl)
8963 {
8964   GtkWidget *label;
8965   GtkWidget *image;
8966   gchar *tmp;
8967
8968   impl->search_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
8969
8970   /* Image */
8971
8972   image = gtk_image_new_from_stock (GTK_STOCK_FIND, GTK_ICON_SIZE_BUTTON);
8973   gtk_box_pack_start (GTK_BOX (impl->search_hbox), image, FALSE, FALSE, 5);
8974
8975   /* Label */
8976
8977   label = gtk_label_new (NULL);
8978   tmp = g_strdup_printf ("<b>%s</b>", _("Search:"));
8979   gtk_label_set_markup_with_mnemonic (GTK_LABEL (label), tmp);
8980   gtk_box_pack_start (GTK_BOX (impl->search_hbox), label, FALSE, FALSE, 0);
8981   g_free (tmp);
8982
8983   /* Entry */
8984
8985   impl->search_entry = gtk_entry_new ();
8986   gtk_label_set_mnemonic_widget (GTK_LABEL (label), impl->search_entry);
8987   g_signal_connect (impl->search_entry, "activate",
8988                     G_CALLBACK (search_entry_activate_cb),
8989                     impl);
8990   gtk_box_pack_start (GTK_BOX (impl->search_hbox), impl->search_entry, TRUE, TRUE, 0);
8991
8992   /* if there already is a query, restart it */
8993   if (impl->search_query)
8994     {
8995       gchar *query = _gtk_query_get_text (impl->search_query);
8996
8997       if (query)
8998         {
8999           gtk_entry_set_text (GTK_ENTRY (impl->search_entry), query);
9000           search_start_query (impl, query);
9001
9002           g_free (query);
9003         }
9004       else
9005         {
9006           g_object_unref (impl->search_query);
9007           impl->search_query = NULL;
9008         }
9009     }
9010
9011   gtk_widget_hide (impl->browse_path_bar);
9012   gtk_widget_hide (impl->browse_new_folder_button);
9013
9014   /* Box for search widgets */
9015   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->search_hbox, TRUE, TRUE, 0);
9016   gtk_widget_show_all (impl->search_hbox);
9017   gtk_size_group_add_widget (GTK_SIZE_GROUP (impl->browse_path_bar_size_group), impl->search_hbox);
9018
9019   /* Hide the location widgets temporarily */
9020
9021   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
9022       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
9023     {
9024       gtk_widget_hide (impl->location_button);
9025       gtk_widget_hide (impl->location_entry_box);
9026     }
9027
9028   focus_search_entry_in_idle (impl);
9029
9030   /* FMQ: hide the filter combo? */
9031 }
9032
9033 /* Stops running operations like populating the browse model, searches, and the recent-files model */
9034 static void
9035 stop_operation (GtkFileChooserDefault *impl, OperationMode mode)
9036 {
9037   switch (mode)
9038     {
9039     case OPERATION_MODE_BROWSE:
9040       stop_loading_and_clear_list_model (impl, TRUE);
9041       break;
9042
9043     case OPERATION_MODE_SEARCH:
9044       search_stop_searching (impl, FALSE);
9045       search_clear_model (impl, TRUE);
9046
9047       gtk_widget_destroy (impl->search_hbox);
9048       impl->search_hbox = NULL;
9049       impl->search_entry = NULL;
9050       break;
9051
9052     case OPERATION_MODE_RECENT:
9053       recent_stop_loading (impl);
9054       recent_clear_model (impl, TRUE);
9055
9056       gtk_widget_destroy (impl->recent_hbox);
9057       impl->recent_hbox = NULL;
9058       break;
9059     }
9060 }
9061
9062 /* Sometimes we need to frob the selection in the shortcuts list manually */
9063 static void
9064 shortcuts_select_item_without_activating (GtkFileChooserDefault *impl, int pos)
9065 {
9066   GtkTreeSelection *selection;
9067   GtkTreePath *path;
9068
9069   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
9070
9071   g_signal_handlers_block_by_func (selection, G_CALLBACK (shortcuts_selection_changed_cb), impl);
9072
9073   path = gtk_tree_path_new_from_indices (pos, -1);
9074   gtk_tree_selection_select_path (selection, path);
9075   gtk_tree_path_free (path);
9076
9077   g_signal_handlers_unblock_by_func (selection, G_CALLBACK (shortcuts_selection_changed_cb), impl);
9078 }
9079
9080 /* Main entry point to the searching functions; this gets called when the user
9081  * activates the Search shortcut.
9082  */
9083 static void
9084 search_activate (GtkFileChooserDefault *impl)
9085 {
9086   OperationMode previous_mode;
9087
9088   if (impl->operation_mode == OPERATION_MODE_SEARCH)
9089     {
9090       focus_search_entry_in_idle (impl);
9091       return;
9092     }
9093
9094   previous_mode = impl->operation_mode;
9095   impl->operation_mode = OPERATION_MODE_SEARCH;
9096
9097   shortcuts_select_item_without_activating (impl, shortcuts_get_index (impl, SHORTCUTS_SEARCH));
9098
9099   stop_operation (impl, previous_mode);
9100
9101   g_assert (impl->search_hbox == NULL);
9102   g_assert (impl->search_entry == NULL);
9103   g_assert (impl->search_model == NULL);
9104
9105   search_setup_widgets (impl);
9106   file_list_set_sort_column_ids (impl);
9107 }
9108
9109 /*
9110  * Recent files support
9111  */
9112
9113 /* Frees the data in the recent_model */
9114 static void
9115 recent_clear_model (GtkFileChooserDefault *impl,
9116                     gboolean               remove_from_treeview)
9117 {
9118   if (!impl->recent_model)
9119     return;
9120
9121   if (remove_from_treeview)
9122     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
9123
9124   g_object_unref (impl->recent_model);
9125   impl->recent_model = NULL;
9126 }
9127
9128 /* Stops any ongoing loading of the recent files list; does
9129  * not touch the recent_model
9130  */
9131 static void
9132 recent_stop_loading (GtkFileChooserDefault *impl)
9133 {
9134   if (impl->load_recent_id)
9135     {
9136       g_source_remove (impl->load_recent_id);
9137       impl->load_recent_id = 0;
9138     }
9139 }
9140
9141 /* Stops any pending load, clears the file list, and switches
9142  * back to OPERATION_MODE_BROWSE
9143  */
9144 static void
9145 recent_switch_to_browse_mode (GtkFileChooserDefault *impl)
9146 {
9147   g_assert (impl->operation_mode != OPERATION_MODE_BROWSE);
9148
9149   recent_stop_loading (impl);
9150   recent_clear_model (impl, TRUE);
9151
9152   gtk_widget_destroy (impl->recent_hbox);
9153   impl->recent_hbox = NULL;
9154
9155   gtk_widget_show (impl->browse_path_bar);
9156   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN || !impl->create_folders)
9157     gtk_widget_hide (impl->browse_new_folder_button);
9158   else
9159     gtk_widget_show (impl->browse_new_folder_button);
9160
9161   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
9162       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
9163     {
9164       gtk_widget_show (impl->location_button);
9165
9166       if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)
9167         gtk_widget_show (impl->location_entry_box);
9168     }
9169
9170   gtk_tree_view_column_set_visible (impl->list_size_column, impl->show_size_column);
9171
9172   impl->operation_mode = OPERATION_MODE_BROWSE;
9173
9174   file_list_set_sort_column_ids (impl);
9175 }
9176
9177 static void
9178 recent_setup_model (GtkFileChooserDefault *impl)
9179 {
9180   g_assert (impl->recent_model == NULL);
9181
9182   impl->recent_model = _gtk_file_system_model_new (file_system_model_set,
9183                                                    impl,
9184                                                    MODEL_COLUMN_TYPES);
9185
9186   _gtk_file_system_model_set_filter (impl->recent_model,
9187                                      impl->current_filter);
9188   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9189                                    MODEL_COL_NAME,
9190                                    name_sort_func,
9191                                    impl, NULL);
9192   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9193                                    MODEL_COL_SIZE,
9194                                    size_sort_func,
9195                                    impl, NULL);
9196   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9197                                    MODEL_COL_MTIME,
9198                                    mtime_sort_func,
9199                                    impl, NULL);
9200   set_sort_column (impl);
9201 }
9202
9203 typedef struct
9204 {
9205   GtkFileChooserDefault *impl;
9206   GList *items;
9207   guint needs_sorting : 1;
9208 } RecentLoadData;
9209
9210 static void
9211 recent_idle_cleanup (gpointer data)
9212 {
9213   RecentLoadData *load_data = data;
9214   GtkFileChooserDefault *impl = load_data->impl;
9215
9216   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9217                            GTK_TREE_MODEL (impl->recent_model));
9218
9219   set_busy_cursor (impl, FALSE);
9220
9221   impl->load_recent_id = 0;
9222
9223   g_free (load_data);
9224 }
9225
9226 static gint
9227 recent_sort_mru (gconstpointer a,
9228                  gconstpointer b)
9229 {
9230   GtkRecentInfo *info_a = (GtkRecentInfo *) a;
9231   GtkRecentInfo *info_b = (GtkRecentInfo *) b;
9232
9233   return (gtk_recent_info_get_modified (info_b) - gtk_recent_info_get_modified (info_a));
9234 }
9235
9236 static gint
9237 get_recent_files_limit (GtkWidget *widget)
9238 {
9239   GtkSettings *settings;
9240   gint limit;
9241
9242   if (gtk_widget_has_screen (widget))
9243     settings = gtk_settings_get_for_screen (gtk_widget_get_screen (widget));
9244   else
9245     settings = gtk_settings_get_default ();
9246
9247   g_object_get (G_OBJECT (settings), "gtk-recent-files-limit", &limit, NULL);
9248
9249   return limit;
9250 }
9251
9252 /* Populates the file system model with the GtkRecentInfo* items in the provided list; frees the items */
9253 static void
9254 populate_model_with_recent_items (GtkFileChooserDefault *impl, GList *items)
9255 {
9256   gint limit;
9257   GList *l;
9258   int n;
9259
9260   limit = get_recent_files_limit (GTK_WIDGET (impl));
9261
9262   n = 0;
9263
9264   for (l = items; l; l = l->next)
9265     {
9266       GtkRecentInfo *info = l->data;
9267       GFile *file;
9268
9269       file = g_file_new_for_uri (gtk_recent_info_get_uri (info));
9270       _gtk_file_system_model_add_and_query_file (impl->recent_model,
9271                                                  file,
9272                                                  MODEL_ATTRIBUTES);
9273       g_object_unref (file);
9274
9275       n++;
9276       if (limit != -1 && n >= limit)
9277         break;
9278     }
9279 }
9280
9281 static void
9282 populate_model_with_folders (GtkFileChooserDefault *impl, GList *items)
9283 {
9284   GList *folders;
9285   GList *l;
9286
9287   folders = _gtk_file_chooser_extract_recent_folders (items);
9288
9289   for (l = folders; l; l = l->next)
9290     {
9291       GFile *folder = l->data;
9292
9293       _gtk_file_system_model_add_and_query_file (impl->recent_model,
9294                                                  folder,
9295                                                  MODEL_ATTRIBUTES);
9296     }
9297
9298   g_list_foreach (folders, (GFunc) g_object_unref, NULL);
9299   g_list_free (folders);
9300 }
9301
9302 static gboolean
9303 recent_idle_load (gpointer data)
9304 {
9305   RecentLoadData *load_data = data;
9306   GtkFileChooserDefault *impl = load_data->impl;
9307
9308   if (!impl->recent_manager)
9309     return FALSE;
9310
9311   /* first iteration: load all the items */
9312   if (!load_data->items)
9313     {
9314       load_data->items = gtk_recent_manager_get_items (impl->recent_manager);
9315       if (!load_data->items)
9316         return FALSE;
9317
9318       load_data->needs_sorting = TRUE;
9319
9320       return TRUE;
9321     }
9322
9323   /* second iteration: MRU sorting and clamping, and populating the model */
9324   if (load_data->needs_sorting)
9325     {
9326       load_data->items = g_list_sort (load_data->items, recent_sort_mru);
9327
9328       if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
9329         populate_model_with_recent_items (impl, load_data->items);
9330       else
9331         populate_model_with_folders (impl, load_data->items);
9332
9333       g_list_foreach (load_data->items, (GFunc) gtk_recent_info_unref, NULL);
9334       g_list_free (load_data->items);
9335       load_data->items = NULL;
9336     }
9337
9338   return FALSE;
9339 }
9340
9341 static void
9342 recent_start_loading (GtkFileChooserDefault *impl)
9343 {
9344   RecentLoadData *load_data;
9345
9346   recent_stop_loading (impl);
9347   recent_clear_model (impl, TRUE);
9348   recent_setup_model (impl);
9349   set_busy_cursor (impl, TRUE);
9350
9351   g_assert (impl->load_recent_id == 0);
9352
9353   load_data = g_new (RecentLoadData, 1);
9354   load_data->impl = impl;
9355   load_data->items = NULL;
9356   load_data->needs_sorting = TRUE;
9357
9358   /* begin lazy loading the recent files into the model */
9359   impl->load_recent_id = gdk_threads_add_idle_full (G_PRIORITY_HIGH_IDLE + 30,
9360                                                     recent_idle_load,
9361                                                     load_data,
9362                                                     recent_idle_cleanup);
9363 }
9364
9365 static void
9366 recent_selected_foreach_get_file_cb (GtkTreeModel *model,
9367                                      GtkTreePath  *path,
9368                                      GtkTreeIter  *iter,
9369                                      gpointer      data)
9370 {
9371   GSList **list;
9372   GFile *file;
9373
9374   list = data;
9375
9376   gtk_tree_model_get (model, iter, MODEL_COL_FILE, &file, -1);
9377   *list = g_slist_prepend (*list, file);
9378 }
9379
9380 /* Constructs a list of the selected paths in recent files mode */
9381 static GSList *
9382 recent_get_selected_files (GtkFileChooserDefault *impl)
9383 {
9384   GSList *result;
9385   GtkTreeSelection *selection;
9386
9387   result = NULL;
9388
9389   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9390   gtk_tree_selection_selected_foreach (selection, recent_selected_foreach_get_file_cb, &result);
9391   result = g_slist_reverse (result);
9392
9393   return result;
9394 }
9395
9396 /* Called from ::should_respond().  We return whether there are selected
9397  * files in the recent files list.
9398  */
9399 static gboolean
9400 recent_should_respond (GtkFileChooserDefault *impl)
9401 {
9402   GtkTreeSelection *selection;
9403
9404   g_assert (impl->operation_mode == OPERATION_MODE_RECENT);
9405
9406   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9407   return (gtk_tree_selection_count_selected_rows (selection) != 0);
9408 }
9409
9410 /* Hide the location widgets temporarily */
9411 static void
9412 recent_hide_entry (GtkFileChooserDefault *impl)
9413 {
9414   GtkWidget *label;
9415   GtkWidget *image;
9416   gchar *tmp;
9417
9418   /* Box for recent widgets */
9419   impl->recent_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
9420
9421   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->recent_hbox, TRUE, TRUE, 0);
9422   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->recent_hbox);
9423   gtk_widget_show (impl->recent_hbox);
9424
9425   /* For Save mode, we don't want this icon/label - we want update_path_bar() to do its thing instead */
9426   if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
9427     {
9428       create_info_bar (impl);
9429       gtk_box_pack_start (GTK_BOX (impl->recent_hbox), impl->browse_select_a_folder_info_bar, FALSE, FALSE, 0);
9430       set_info_bar (impl, INFO_BAR_SELECT_A_FOLDER);
9431     }
9432   else
9433     {
9434       /* Image */
9435       image = gtk_image_new_from_icon_name ("document-open-recent", GTK_ICON_SIZE_BUTTON);
9436       gtk_box_pack_start (GTK_BOX (impl->recent_hbox), image, FALSE, FALSE, 5);
9437       gtk_widget_show (image);
9438
9439       /* Label */
9440       label = gtk_label_new (NULL);
9441       tmp = g_strdup_printf ("<b>%s</b>", _("Recently Used"));
9442       gtk_label_set_markup_with_mnemonic (GTK_LABEL (label), tmp);
9443       gtk_box_pack_start (GTK_BOX (impl->recent_hbox), label, FALSE, FALSE, 0);
9444       gtk_widget_show (label);
9445       g_free (tmp);
9446     }
9447
9448   gtk_widget_hide (impl->browse_path_bar);
9449   gtk_widget_hide (impl->browse_new_folder_button);
9450
9451   /* Hide the location widgets temporarily */
9452   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
9453       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
9454     {
9455       gtk_widget_hide (impl->location_button);
9456       gtk_widget_hide (impl->location_entry_box);
9457     }
9458 }
9459
9460 /* Main entry point to the recent files functions; this gets called when
9461  * the user activates the Recently Used shortcut.
9462  */
9463 static void
9464 recent_activate (GtkFileChooserDefault *impl)
9465 {
9466   OperationMode previous_mode;
9467
9468   if (impl->operation_mode == OPERATION_MODE_RECENT)
9469     return;
9470
9471   previous_mode = impl->operation_mode;
9472   impl->operation_mode = OPERATION_MODE_RECENT;
9473
9474   shortcuts_select_item_without_activating (impl, shortcuts_get_index (impl, SHORTCUTS_RECENT));
9475
9476   stop_operation (impl, previous_mode);
9477
9478   recent_hide_entry (impl);
9479
9480   file_list_set_sort_column_ids (impl);
9481   recent_start_loading (impl);
9482 }
9483
9484 static void
9485 set_current_filter (GtkFileChooserDefault *impl,
9486                     GtkFileFilter         *filter)
9487 {
9488   if (impl->current_filter != filter)
9489     {
9490       int filter_index;
9491
9492       /* NULL filters are allowed to reset to non-filtered status
9493        */
9494       filter_index = g_slist_index (impl->filters, filter);
9495       if (impl->filters && filter && filter_index < 0)
9496         return;
9497
9498       if (impl->current_filter)
9499         g_object_unref (impl->current_filter);
9500       impl->current_filter = filter;
9501       if (impl->current_filter)
9502         {
9503           g_object_ref_sink (impl->current_filter);
9504         }
9505
9506       if (impl->filters)
9507         gtk_combo_box_set_active (GTK_COMBO_BOX (impl->filter_combo),
9508                                   filter_index);
9509
9510       if (impl->browse_files_model)
9511         install_list_model_filter (impl);
9512
9513       if (impl->search_model)
9514         _gtk_file_system_model_set_filter (impl->search_model, filter);
9515
9516       if (impl->recent_model)
9517         _gtk_file_system_model_set_filter (impl->recent_model, filter);
9518
9519       g_object_notify (G_OBJECT (impl), "filter");
9520     }
9521 }
9522
9523 static void
9524 filter_combo_changed (GtkComboBox           *combo_box,
9525                       GtkFileChooserDefault *impl)
9526 {
9527   gint new_index = gtk_combo_box_get_active (combo_box);
9528   GtkFileFilter *new_filter = g_slist_nth_data (impl->filters, new_index);
9529
9530   set_current_filter (impl, new_filter);
9531 }
9532
9533 static void
9534 check_preview_change (GtkFileChooserDefault *impl)
9535 {
9536   GtkTreePath *cursor_path;
9537   GFile *new_file;
9538   char *new_display_name;
9539   GtkTreeModel *model;
9540
9541   gtk_tree_view_get_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view), &cursor_path, NULL);
9542   model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
9543   if (cursor_path)
9544     {
9545       GtkTreeIter iter;
9546
9547       gtk_tree_model_get_iter (model, &iter, cursor_path);
9548       gtk_tree_model_get (model, &iter,
9549                           MODEL_COL_FILE, &new_file,
9550                           MODEL_COL_NAME, &new_display_name,
9551                           -1);
9552
9553       gtk_tree_path_free (cursor_path);
9554     }
9555   else
9556     {
9557       new_file = NULL;
9558       new_display_name = NULL;
9559     }
9560
9561   if (new_file != impl->preview_file &&
9562       !(new_file && impl->preview_file &&
9563         g_file_equal (new_file, impl->preview_file)))
9564     {
9565       if (impl->preview_file)
9566         {
9567           g_object_unref (impl->preview_file);
9568           g_free (impl->preview_display_name);
9569         }
9570
9571       if (new_file)
9572         {
9573           impl->preview_file = new_file;
9574           impl->preview_display_name = new_display_name;
9575         }
9576       else
9577         {
9578           impl->preview_file = NULL;
9579           impl->preview_display_name = NULL;
9580           g_free (new_display_name);
9581         }
9582
9583       if (impl->use_preview_label && impl->preview_label)
9584         gtk_label_set_text (GTK_LABEL (impl->preview_label), impl->preview_display_name);
9585
9586       g_signal_emit_by_name (impl, "update-preview");
9587     }
9588   else
9589     {
9590       if (new_file)
9591         g_object_unref (new_file);
9592
9593       g_free (new_display_name);
9594     }
9595 }
9596
9597 static void
9598 shortcuts_activate_volume_mount_cb (GCancellable        *cancellable,
9599                                     GtkFileSystemVolume *volume,
9600                                     const GError        *error,
9601                                     gpointer             data)
9602 {
9603   GFile *file;
9604   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
9605   GtkFileChooserDefault *impl = data;
9606
9607   if (cancellable != impl->shortcuts_activate_iter_cancellable)
9608     goto out;
9609
9610   impl->shortcuts_activate_iter_cancellable = NULL;
9611
9612   set_busy_cursor (impl, FALSE);
9613
9614   if (cancelled)
9615     goto out;
9616
9617   if (error)
9618     {
9619       if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_FAILED_HANDLED))
9620         {
9621           char *msg, *name;
9622
9623           name = _gtk_file_system_volume_get_display_name (volume);
9624           msg = g_strdup_printf (_("Could not mount %s"), name);
9625
9626           error_message (impl, msg, error->message);
9627
9628           g_free (msg);
9629           g_free (name);
9630         }
9631
9632       goto out;
9633     }
9634
9635   file = _gtk_file_system_volume_get_root (volume);
9636   if (file != NULL)
9637     {
9638       change_folder_and_display_error (impl, file, FALSE);
9639       g_object_unref (file);
9640     }
9641
9642 out:
9643   g_object_unref (impl);
9644   g_object_unref (cancellable);
9645 }
9646
9647
9648 /* Activates a volume by mounting it if necessary and then switching to its
9649  * base path.
9650  */
9651 static void
9652 shortcuts_activate_volume (GtkFileChooserDefault *impl,
9653                            GtkFileSystemVolume   *volume)
9654 {
9655   GFile *file;
9656
9657   switch (impl->operation_mode)
9658     {
9659     case OPERATION_MODE_BROWSE:
9660       break;
9661     case OPERATION_MODE_SEARCH:
9662       search_switch_to_browse_mode (impl);
9663       break;
9664     case OPERATION_MODE_RECENT:
9665       recent_switch_to_browse_mode (impl);
9666       break;
9667     }
9668
9669   /* We ref the file chooser since volume_mount() may run a main loop, and the
9670    * user could close the file chooser window in the meantime.
9671    */
9672   g_object_ref (impl);
9673
9674   if (!_gtk_file_system_volume_is_mounted (volume))
9675     {
9676       GMountOperation *mount_op;
9677
9678       set_busy_cursor (impl, TRUE);
9679
9680       mount_op = gtk_mount_operation_new (get_toplevel (GTK_WIDGET (impl)));
9681       impl->shortcuts_activate_iter_cancellable =
9682         _gtk_file_system_mount_volume (impl->file_system, volume, mount_op,
9683                                        shortcuts_activate_volume_mount_cb,
9684                                        g_object_ref (impl));
9685       g_object_unref (mount_op);
9686     }
9687   else
9688     {
9689       file = _gtk_file_system_volume_get_root (volume);
9690       if (file != NULL)
9691         {
9692           change_folder_and_display_error (impl, file, FALSE);
9693           g_object_unref (file);
9694         }
9695     }
9696
9697   g_object_unref (impl);
9698 }
9699
9700 /* Opens the folder or volume at the specified iter in the shortcuts model */
9701 struct ShortcutsActivateData
9702 {
9703   GtkFileChooserDefault *impl;
9704   GFile *file;
9705 };
9706
9707 static void
9708 shortcuts_activate_get_info_cb (GCancellable *cancellable,
9709                                 GFileInfo    *info,
9710                                 const GError *error,
9711                                 gpointer      user_data)
9712 {
9713   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
9714   struct ShortcutsActivateData *data = user_data;
9715
9716   if (cancellable != data->impl->shortcuts_activate_iter_cancellable)
9717     goto out;
9718
9719   data->impl->shortcuts_activate_iter_cancellable = NULL;
9720
9721   if (cancelled)
9722     goto out;
9723
9724   if (!error && _gtk_file_info_consider_as_directory (info))
9725     change_folder_and_display_error (data->impl, data->file, FALSE);
9726   else
9727     gtk_file_chooser_default_select_file (GTK_FILE_CHOOSER (data->impl),
9728                                           data->file,
9729                                           NULL);
9730
9731 out:
9732   g_object_unref (data->impl);
9733   g_object_unref (data->file);
9734   g_free (data);
9735
9736   g_object_unref (cancellable);
9737 }
9738
9739 static void
9740 shortcuts_activate_mount_enclosing_volume (GCancellable        *cancellable,
9741                                            GtkFileSystemVolume *volume,
9742                                            const GError        *error,
9743                                            gpointer             user_data)
9744 {
9745   struct ShortcutsActivateData *data = user_data;
9746
9747   if (error)
9748     {
9749       error_changing_folder_dialog (data->impl, data->file, g_error_copy (error));
9750
9751       g_object_unref (data->impl);
9752       g_object_unref (data->file);
9753       g_free (data);
9754
9755       return;
9756     }
9757
9758   data->impl->shortcuts_activate_iter_cancellable =
9759     _gtk_file_system_get_info (data->impl->file_system, data->file,
9760                                "standard::type",
9761                                shortcuts_activate_get_info_cb, data);
9762
9763   if (volume)
9764     _gtk_file_system_volume_unref (volume);
9765 }
9766
9767 static void
9768 shortcuts_activate_iter (GtkFileChooserDefault *impl,
9769                          GtkTreeIter           *iter)
9770 {
9771   gpointer col_data;
9772   ShortcutType shortcut_type;
9773
9774   if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY
9775       && !(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
9776            || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER))
9777     _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
9778
9779   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), iter,
9780                       SHORTCUTS_COL_DATA, &col_data,
9781                       SHORTCUTS_COL_TYPE, &shortcut_type,
9782                       -1);
9783
9784   if (impl->shortcuts_activate_iter_cancellable)
9785     {
9786       g_cancellable_cancel (impl->shortcuts_activate_iter_cancellable);
9787       impl->shortcuts_activate_iter_cancellable = NULL;
9788     }
9789
9790   if (shortcut_type == SHORTCUT_TYPE_SEPARATOR)
9791     return;
9792   else if (shortcut_type == SHORTCUT_TYPE_VOLUME)
9793     {
9794       GtkFileSystemVolume *volume;
9795
9796       volume = col_data;
9797
9798       shortcuts_activate_volume (impl, volume);
9799     }
9800   else if (shortcut_type == SHORTCUT_TYPE_FILE)
9801     {
9802       struct ShortcutsActivateData *data;
9803       GtkFileSystemVolume *volume;
9804
9805       volume = _gtk_file_system_get_volume_for_file (impl->file_system, col_data);
9806
9807       data = g_new0 (struct ShortcutsActivateData, 1);
9808       data->impl = g_object_ref (impl);
9809       data->file = g_object_ref (col_data);
9810
9811       if (!volume || !_gtk_file_system_volume_is_mounted (volume))
9812         {
9813           GMountOperation *mount_operation;
9814           GtkWidget *toplevel;
9815
9816           toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
9817
9818           mount_operation = gtk_mount_operation_new (GTK_WINDOW (toplevel));
9819
9820           impl->shortcuts_activate_iter_cancellable =
9821             _gtk_file_system_mount_enclosing_volume (impl->file_system, col_data,
9822                                                      mount_operation,
9823                                                      shortcuts_activate_mount_enclosing_volume,
9824                                                      data);
9825         }
9826       else
9827         {
9828           impl->shortcuts_activate_iter_cancellable =
9829             _gtk_file_system_get_info (impl->file_system, data->file,
9830                                        "standard::type",
9831                                        shortcuts_activate_get_info_cb, data);
9832         }
9833     }
9834   else if (shortcut_type == SHORTCUT_TYPE_SEARCH)
9835     {
9836       search_activate (impl);
9837     }
9838   else if (shortcut_type == SHORTCUT_TYPE_RECENT)
9839     {
9840       recent_activate (impl);
9841     }
9842 }
9843
9844 /* Handler for GtkWidget::key-press-event on the shortcuts list */
9845 static gboolean
9846 shortcuts_key_press_event_cb (GtkWidget             *widget,
9847                               GdkEventKey           *event,
9848                               GtkFileChooserDefault *impl)
9849 {
9850   guint modifiers;
9851
9852   modifiers = gtk_accelerator_get_default_mod_mask ();
9853
9854   if (key_is_left_or_right (event))
9855     {
9856       gtk_widget_grab_focus (impl->browse_files_tree_view);
9857       return TRUE;
9858     }
9859
9860   if ((event->keyval == GDK_KEY_BackSpace
9861       || event->keyval == GDK_KEY_Delete
9862       || event->keyval == GDK_KEY_KP_Delete)
9863       && (event->state & modifiers) == 0)
9864     {
9865       remove_selected_bookmarks (impl);
9866       return TRUE;
9867     }
9868
9869   if ((event->keyval == GDK_KEY_F2)
9870       && (event->state & modifiers) == 0)
9871     {
9872       rename_selected_bookmark (impl);
9873       return TRUE;
9874     }
9875
9876   return FALSE;
9877 }
9878
9879 static gboolean
9880 shortcuts_select_func  (GtkTreeSelection  *selection,
9881                         GtkTreeModel      *model,
9882                         GtkTreePath       *path,
9883                         gboolean           path_currently_selected,
9884                         gpointer           data)
9885 {
9886   GtkFileChooserDefault *impl = data;
9887   GtkTreeIter filter_iter;
9888   ShortcutType shortcut_type;
9889
9890   if (!gtk_tree_model_get_iter (impl->shortcuts_pane_filter_model, &filter_iter, path))
9891     g_assert_not_reached ();
9892
9893   gtk_tree_model_get (impl->shortcuts_pane_filter_model, &filter_iter, SHORTCUTS_COL_TYPE, &shortcut_type, -1);
9894
9895   return shortcut_type != SHORTCUT_TYPE_SEPARATOR;
9896 }
9897
9898 static gboolean
9899 list_select_func  (GtkTreeSelection  *selection,
9900                    GtkTreeModel      *model,
9901                    GtkTreePath       *path,
9902                    gboolean           path_currently_selected,
9903                    gpointer           data)
9904 {
9905   GtkFileChooserDefault *impl = data;
9906
9907   if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
9908       impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
9909     {
9910       GtkTreeIter iter;
9911       gboolean is_folder;
9912
9913       if (!gtk_tree_model_get_iter (model, &iter, path))
9914         return FALSE;
9915       gtk_tree_model_get (model, &iter,
9916                           MODEL_COL_IS_FOLDER, &is_folder,
9917                           -1);
9918       if (!is_folder)
9919         return FALSE;
9920     }
9921
9922   return TRUE;
9923 }
9924
9925 static void
9926 list_selection_changed (GtkTreeSelection      *selection,
9927                         GtkFileChooserDefault *impl)
9928 {
9929   /* See if we are in the new folder editable row for Save mode */
9930   if (impl->operation_mode == OPERATION_MODE_BROWSE &&
9931       impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
9932     {
9933       GFileInfo *info;
9934       gboolean had_selection;
9935
9936       info = get_selected_file_info_from_file_list (impl, &had_selection);
9937       if (!had_selection)
9938         goto out; /* normal processing */
9939
9940       if (!info)
9941         return; /* We are on the editable row for New Folder */
9942     }
9943
9944  out:
9945
9946   if (impl->location_entry)
9947     update_chooser_entry (impl);
9948
9949   update_path_bar (impl);
9950
9951   check_preview_change (impl);
9952   bookmarks_check_add_sensitivity (impl);
9953
9954   g_signal_emit_by_name (impl, "selection-changed", 0);
9955 }
9956
9957 /* Callback used when a row in the file list is activated */
9958 static void
9959 list_row_activated (GtkTreeView           *tree_view,
9960                     GtkTreePath           *path,
9961                     GtkTreeViewColumn     *column,
9962                     GtkFileChooserDefault *impl)
9963 {
9964   GFile *file;
9965   GtkTreeIter iter;
9966   GtkTreeModel *model;
9967   gboolean is_folder;
9968
9969   model = gtk_tree_view_get_model (tree_view);
9970
9971   if (!gtk_tree_model_get_iter (model, &iter, path))
9972     return;
9973
9974   gtk_tree_model_get (model, &iter,
9975                       MODEL_COL_FILE, &file,
9976                       MODEL_COL_IS_FOLDER, &is_folder,
9977                       -1);
9978
9979   if (is_folder && file)
9980     {
9981       change_folder_and_display_error (impl, file, FALSE);
9982       g_object_unref (file);
9983       goto out;
9984     }
9985
9986   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
9987       impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
9988     g_signal_emit_by_name (impl, "file-activated");
9989
9990  out:
9991
9992   if (file)
9993     g_object_unref (file);
9994 }
9995
9996 static void
9997 path_bar_clicked (GtkPathBar            *path_bar,
9998                   GFile                 *file,
9999                   GFile                 *child_file,
10000                   gboolean               child_is_hidden,
10001                   GtkFileChooserDefault *impl)
10002 {
10003   if (child_file)
10004     pending_select_files_add (impl, child_file);
10005
10006   if (!change_folder_and_display_error (impl, file, FALSE))
10007     return;
10008
10009   /* Say we have "/foo/bar/[.baz]" and the user clicks on "bar".  We should then
10010    * show hidden files so that ".baz" appears in the file list, as it will still
10011    * be shown in the path bar: "/foo/[bar]/.baz"
10012    */
10013   if (child_is_hidden)
10014     g_object_set (impl, "show-hidden", TRUE, NULL);
10015 }
10016
10017 static void
10018 update_cell_renderer_attributes (GtkFileChooserDefault *impl)
10019 {
10020   GtkTreeViewColumn *column;
10021   GtkCellRenderer *renderer;
10022   GList *walk, *list;
10023   gboolean always_sensitive;
10024
10025   always_sensitive = impl->action != GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER &&
10026                      impl->action != GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER;
10027
10028   /* Keep the following column numbers in sync with create_file_list() */
10029
10030   /* name */
10031   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 0);
10032   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10033   for (walk = list; walk; walk = walk->next)
10034     {
10035       renderer = walk->data;
10036       if (GTK_IS_CELL_RENDERER_PIXBUF (renderer))
10037         {
10038           gtk_tree_view_column_set_attributes (column, renderer,
10039                                                "pixbuf", MODEL_COL_PIXBUF,
10040                                                NULL);
10041         }
10042       else
10043         {
10044           gtk_tree_view_column_set_attributes (column, renderer,
10045                                                "text", MODEL_COL_NAME,
10046                                                "ellipsize", MODEL_COL_ELLIPSIZE,
10047                                                NULL);
10048         }
10049       if (always_sensitive)
10050         g_object_set (renderer, "sensitive", TRUE, NULL);
10051       else
10052         gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10053     }
10054   g_list_free (list);
10055
10056   /* size */
10057   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 1);
10058   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10059   renderer = list->data;
10060   gtk_tree_view_column_set_attributes (column, renderer,
10061                                        "text", MODEL_COL_SIZE_TEXT,
10062                                        NULL);
10063   if (always_sensitive)
10064     g_object_set (renderer, "sensitive", TRUE, NULL);
10065   else
10066     gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10067   g_list_free (list);
10068
10069   /* mtime */
10070   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 2);
10071   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10072   renderer = list->data;
10073   gtk_tree_view_column_set_attributes (column, renderer,
10074                                        "text", MODEL_COL_MTIME_TEXT,
10075                                        NULL);
10076   if (always_sensitive)
10077     g_object_set (renderer, "sensitive", TRUE, NULL);
10078   else
10079     gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10080   g_list_free (list);
10081 }
10082
10083 GtkWidget *
10084 _gtk_file_chooser_default_new (void)
10085 {
10086   return g_object_new (GTK_TYPE_FILE_CHOOSER_DEFAULT, NULL);
10087 }
10088
10089 static void
10090 location_set_user_text (GtkFileChooserDefault *impl,
10091                         const gchar           *path)
10092 {
10093   _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), path);
10094   gtk_editable_set_position (GTK_EDITABLE (impl->location_entry), -1);
10095 }
10096
10097 static void
10098 location_popup_handler (GtkFileChooserDefault *impl,
10099                         const gchar           *path)
10100 {
10101   if (impl->operation_mode != OPERATION_MODE_BROWSE)
10102     {
10103       GtkWidget *widget_to_focus;
10104
10105       /* This will give us the location widgets back */
10106       switch (impl->operation_mode)
10107         {
10108         case OPERATION_MODE_SEARCH:
10109           search_switch_to_browse_mode (impl);
10110           break;
10111         case OPERATION_MODE_RECENT:
10112           recent_switch_to_browse_mode (impl);
10113           break;
10114         case OPERATION_MODE_BROWSE:
10115           g_assert_not_reached ();
10116           break;
10117         }
10118
10119       if (impl->current_folder)
10120         change_folder_and_display_error (impl, impl->current_folder, FALSE);
10121
10122       if (impl->location_mode == LOCATION_MODE_PATH_BAR)
10123         widget_to_focus = impl->browse_files_tree_view;
10124       else
10125         widget_to_focus = impl->location_entry;
10126
10127       gtk_widget_grab_focus (widget_to_focus);
10128       return;
10129     }
10130
10131   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
10132       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
10133     {
10134       LocationMode new_mode;
10135
10136       if (path != NULL)
10137         {
10138           /* since the user typed something, we unconditionally want to turn on the entry */
10139           new_mode = LOCATION_MODE_FILENAME_ENTRY;
10140         }
10141       else if (impl->location_mode == LOCATION_MODE_PATH_BAR)
10142         new_mode = LOCATION_MODE_FILENAME_ENTRY;
10143       else if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)
10144         new_mode = LOCATION_MODE_PATH_BAR;
10145       else
10146         {
10147           g_assert_not_reached ();
10148           return;
10149         }
10150
10151       location_mode_set (impl, new_mode, TRUE);
10152       if (new_mode == LOCATION_MODE_FILENAME_ENTRY)
10153         {
10154           if (path != NULL)
10155             location_set_user_text (impl, path);
10156           else
10157             {
10158               location_entry_set_initial_text (impl);
10159               gtk_editable_select_region (GTK_EDITABLE (impl->location_entry), 0, -1);
10160             }
10161         }
10162     }
10163   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
10164            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
10165     {
10166       gtk_widget_grab_focus (impl->location_entry);
10167       if (path != NULL)
10168         location_set_user_text (impl, path);
10169     }
10170   else
10171     g_assert_not_reached ();
10172 }
10173
10174 /* Handler for the "up-folder" keybinding signal */
10175 static void
10176 up_folder_handler (GtkFileChooserDefault *impl)
10177 {
10178   _gtk_path_bar_up (GTK_PATH_BAR (impl->browse_path_bar));
10179 }
10180
10181 /* Handler for the "down-folder" keybinding signal */
10182 static void
10183 down_folder_handler (GtkFileChooserDefault *impl)
10184 {
10185   _gtk_path_bar_down (GTK_PATH_BAR (impl->browse_path_bar));
10186 }
10187
10188 /* Switches to the shortcut in the specified index */
10189 static void
10190 switch_to_shortcut (GtkFileChooserDefault *impl,
10191                     int pos)
10192 {
10193   GtkTreeIter iter;
10194
10195   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
10196     g_assert_not_reached ();
10197
10198   shortcuts_activate_iter (impl, &iter);
10199 }
10200
10201 /* Handler for the "home-folder" keybinding signal */
10202 static void
10203 home_folder_handler (GtkFileChooserDefault *impl)
10204 {
10205   if (impl->has_home)
10206     switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_HOME));
10207 }
10208
10209 /* Handler for the "desktop-folder" keybinding signal */
10210 static void
10211 desktop_folder_handler (GtkFileChooserDefault *impl)
10212 {
10213   if (impl->has_desktop)
10214     switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_DESKTOP));
10215 }
10216
10217 /* Handler for the "search-shortcut" keybinding signal */
10218 static void
10219 search_shortcut_handler (GtkFileChooserDefault *impl)
10220 {
10221   if (impl->has_search)
10222     {
10223       switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_SEARCH));
10224
10225       /* we want the entry widget to grab the focus the first
10226        * time, not the browse_files_tree_view widget.
10227        */
10228       if (impl->search_entry)
10229         gtk_widget_grab_focus (impl->search_entry);
10230     }
10231 }
10232
10233 /* Handler for the "recent-shortcut" keybinding signal */
10234 static void
10235 recent_shortcut_handler (GtkFileChooserDefault *impl)
10236 {
10237   switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_RECENT));
10238 }
10239
10240 static void
10241 quick_bookmark_handler (GtkFileChooserDefault *impl,
10242                         gint bookmark_index)
10243 {
10244   int bookmark_pos;
10245   GtkTreePath *path;
10246
10247   if (bookmark_index < 0 || bookmark_index >= impl->num_bookmarks)
10248     return;
10249
10250   bookmark_pos = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS) + bookmark_index;
10251
10252   path = gtk_tree_path_new_from_indices (bookmark_pos, -1);
10253   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
10254                                 path, NULL,
10255                                 FALSE, 0.0, 0.0);
10256   gtk_tree_path_free (path);
10257
10258   switch_to_shortcut (impl, bookmark_pos);
10259 }
10260
10261 static void
10262 show_hidden_handler (GtkFileChooserDefault *impl)
10263 {
10264   g_object_set (impl,
10265                 "show-hidden", !impl->show_hidden,
10266                 NULL);
10267 }
10268
10269
10270 /* Drag and drop interfaces */
10271
10272 static void
10273 _shortcuts_pane_model_filter_class_init (ShortcutsPaneModelFilterClass *class)
10274 {
10275 }
10276
10277 static void
10278 _shortcuts_pane_model_filter_init (ShortcutsPaneModelFilter *model)
10279 {
10280   model->impl = NULL;
10281 }
10282
10283 /* GtkTreeDragSource::row_draggable implementation for the shortcuts filter model */
10284 static gboolean
10285 shortcuts_pane_model_filter_row_draggable (GtkTreeDragSource *drag_source,
10286                                            GtkTreePath       *path)
10287 {
10288   ShortcutsPaneModelFilter *model;
10289   int pos;
10290   int bookmarks_pos;
10291
10292   model = SHORTCUTS_PANE_MODEL_FILTER (drag_source);
10293
10294   pos = *gtk_tree_path_get_indices (path);
10295   bookmarks_pos = shortcuts_get_index (model->impl, SHORTCUTS_BOOKMARKS);
10296
10297   return (pos >= bookmarks_pos && pos < bookmarks_pos + model->impl->num_bookmarks);
10298 }
10299
10300 /* GtkTreeDragSource::drag_data_get implementation for the shortcuts
10301  * filter model
10302  */
10303 static gboolean
10304 shortcuts_pane_model_filter_drag_data_get (GtkTreeDragSource *drag_source,
10305                                            GtkTreePath       *path,
10306                                            GtkSelectionData  *selection_data)
10307 {
10308   /* FIXME */
10309
10310   return FALSE;
10311 }
10312
10313 /* Fill the GtkTreeDragSourceIface vtable */
10314 static void
10315 shortcuts_pane_model_filter_drag_source_iface_init (GtkTreeDragSourceIface *iface)
10316 {
10317   iface->row_draggable = shortcuts_pane_model_filter_row_draggable;
10318   iface->drag_data_get = shortcuts_pane_model_filter_drag_data_get;
10319 }
10320
10321 #if 0
10322 /* Fill the GtkTreeDragDestIface vtable */
10323 static void
10324 shortcuts_pane_model_filter_drag_dest_iface_init (GtkTreeDragDestIface *iface)
10325 {
10326   iface->drag_data_received = shortcuts_pane_model_filter_drag_data_received;
10327   iface->row_drop_possible = shortcuts_pane_model_filter_row_drop_possible;
10328 }
10329 #endif
10330
10331 static GtkTreeModel *
10332 shortcuts_pane_model_filter_new (GtkFileChooserDefault *impl,
10333                                  GtkTreeModel          *child_model,
10334                                  GtkTreePath           *root)
10335 {
10336   ShortcutsPaneModelFilter *model;
10337
10338   model = g_object_new (SHORTCUTS_PANE_MODEL_FILTER_TYPE,
10339                         "child-model", child_model,
10340                         "virtual-root", root,
10341                         NULL);
10342
10343   model->impl = impl;
10344
10345   return GTK_TREE_MODEL (model);
10346 }
10347