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 add_selection_to_recent_list (GtkFileChooserDefault *impl);
 331
 332 static void location_popup_handler  (GtkFileChooserDefault *impl,
 333                                      const gchar           *path);
 334 static void location_popup_on_paste_handler (GtkFileChooserDefault *impl);
 335 static void location_toggle_popup_handler   (GtkFileChooserDefault *impl);
 336 static void up_folder_handler       (GtkFileChooserDefault *impl);
 337 static void down_folder_handler     (GtkFileChooserDefault *impl);
 338 static void home_folder_handler     (GtkFileChooserDefault *impl);
 339 static void desktop_folder_handler  (GtkFileChooserDefault *impl);
 340 static void quick_bookmark_handler  (GtkFileChooserDefault *impl,
 341                                      gint                   bookmark_index);
 342 static void show_hidden_handler     (GtkFileChooserDefault *impl);
 343 static void search_shortcut_handler (GtkFileChooserDefault *impl);
 344 static void recent_shortcut_handler (GtkFileChooserDefault *impl);
 345 static void update_appearance       (GtkFileChooserDefault *impl);
 346
 347 static void set_current_filter   (GtkFileChooserDefault *impl,
 348                                   GtkFileFilter         *filter);
 349 static void check_preview_change (GtkFileChooserDefault *impl);
 350
 351 static void filter_combo_changed       (GtkComboBox           *combo_box,
 352                                         GtkFileChooserDefault *impl);
 353
 354 static gboolean shortcuts_key_press_event_cb (GtkWidget             *widget,
 355                                               GdkEventKey           *event,
 356                                               GtkFileChooserDefault *impl);
 357
 358 static gboolean shortcuts_select_func   (GtkTreeSelection      *selection,
 359                                          GtkTreeModel          *model,
 360                                          GtkTreePath           *path,
 361                                          gboolean               path_currently_selected,
 362                                          gpointer               data);
 363 static gboolean shortcuts_get_selected  (GtkFileChooserDefault *impl,
 364                                          GtkTreeIter           *iter);
 365 static void shortcuts_activate_iter (GtkFileChooserDefault *impl,
 366                                      GtkTreeIter           *iter);
 367 static int shortcuts_get_index (GtkFileChooserDefault *impl,
 368                                 ShortcutsIndex         where);
 369 static int shortcut_find_position (GtkFileChooserDefault *impl,
 370                                    GFile                 *file);
 371
 372 static void bookmarks_check_add_sensitivity (GtkFileChooserDefault *impl);
 373
 374 static gboolean list_select_func   (GtkTreeSelection      *selection,
 375                                     GtkTreeModel          *model,
 376                                     GtkTreePath           *path,
 377                                     gboolean               path_currently_selected,
 378                                     gpointer               data);
 379
 380 static void list_selection_changed     (GtkTreeSelection      *tree_selection,
 381                                         GtkFileChooserDefault *impl);
 382 static void list_row_activated         (GtkTreeView           *tree_view,
 383                                         GtkTreePath           *path,
 384                                         GtkTreeViewColumn     *column,
 385                                         GtkFileChooserDefault *impl);
 386
 387 static void path_bar_clicked (GtkPathBar            *path_bar,
 388                               GFile                 *file,
 389                               GFile                 *child,
 390                               gboolean               child_is_hidden,
 391                               GtkFileChooserDefault *impl);
 392
 393 static void add_bookmark_button_clicked_cb    (GtkButton             *button,
 394                                                GtkFileChooserDefault *impl);
 395 static void remove_bookmark_button_clicked_cb (GtkButton             *button,
 396                                                GtkFileChooserDefault *impl);
 397
 398 static void update_cell_renderer_attributes (GtkFileChooserDefault *impl);
 399
 400 static void load_remove_timer (GtkFileChooserDefault *impl);
 401 static void browse_files_center_selected_row (GtkFileChooserDefault *impl);
 402
 403 static void location_button_toggled_cb (GtkToggleButton *toggle,
 404                                         GtkFileChooserDefault *impl);
 405 static void location_switch_to_path_bar (GtkFileChooserDefault *impl);
 406
 407 static void stop_loading_and_clear_list_model (GtkFileChooserDefault *impl,
 408                                                gboolean remove_from_treeview);
 409 static void     search_stop_searching        (GtkFileChooserDefault *impl,
 410                                               gboolean               remove_query);
 411 static void     search_clear_model           (GtkFileChooserDefault *impl,
 412                                               gboolean               remove_from_treeview);
 413 static gboolean search_should_respond        (GtkFileChooserDefault *impl);
 414 static GSList  *search_get_selected_files    (GtkFileChooserDefault *impl);
 415 static void     search_entry_activate_cb     (GtkEntry              *entry,
 416                                               gpointer               data);
 417 static void     settings_load                (GtkFileChooserDefault *impl);
 418
 419 static void     recent_stop_loading          (GtkFileChooserDefault *impl);
 420 static void     recent_clear_model           (GtkFileChooserDefault *impl,
 421                                               gboolean               remove_from_treeview);
 422 static gboolean recent_should_respond        (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 /* Creates the widgets for the files/folders pane */
4349 static GtkWidget *
4350 file_pane_create (GtkFileChooserDefault *impl,
4351                   GtkSizeGroup          *size_group)
4352 {
4353   GtkWidget *vbox;
4354   GtkWidget *hbox;
4355   GtkWidget *widget;
4356
4357   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
4358   gtk_widget_show (vbox);
4359
4360   /* Box for lists and preview */
4361
4362   hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, PREVIEW_HBOX_SPACING);
4363   gtk_box_pack_start (GTK_BOX (vbox), hbox, TRUE, TRUE, 0);
4364   gtk_widget_show (hbox);
4365
4366   /* File list */
4367
4368   widget = create_file_list (impl);
4369   gtk_box_pack_start (GTK_BOX (hbox), widget, TRUE, TRUE, 0);
4370   gtk_size_group_add_widget (size_group, widget);
4371
4372   /* Preview */
4373
4374   impl->preview_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
4375   gtk_box_pack_start (GTK_BOX (hbox), impl->preview_box, FALSE, FALSE, 0);
4376   /* Don't show preview box initially */
4377
4378   /* Filter combo */
4379
4380   impl->filter_combo_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
4381
4382   widget = filter_create (impl);
4383
4384   gtk_widget_show (widget);
4385   gtk_box_pack_end (GTK_BOX (impl->filter_combo_hbox), widget, FALSE, FALSE, 0);
4386
4387   gtk_box_pack_end (GTK_BOX (vbox), impl->filter_combo_hbox, FALSE, FALSE, 0);
4388
4389   return vbox;
4390 }
4391
4392 /* Creates the widgets specific to Save mode */
4393 static void
4394 save_widgets_create (GtkFileChooserDefault *impl)
4395 {
4396   GtkWidget *vbox;
4397   GtkWidget *widget;
4398
4399   if (impl->save_widgets != NULL)
4400     return;
4401
4402   location_switch_to_path_bar (impl);
4403
4404   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
4405
4406   impl->save_widgets_table = gtk_table_new (2, 2, FALSE);
4407   gtk_box_pack_start (GTK_BOX (vbox), impl->save_widgets_table, FALSE, FALSE, 0);
4408   gtk_widget_show (impl->save_widgets_table);
4409   gtk_table_set_row_spacings (GTK_TABLE (impl->save_widgets_table), 12);
4410   gtk_table_set_col_spacings (GTK_TABLE (impl->save_widgets_table), 12);
4411
4412   /* Label */
4413
4414   widget = gtk_label_new_with_mnemonic (_("_Name:"));
4415   gtk_widget_set_halign (widget, GTK_ALIGN_START);
4416   gtk_widget_set_valign (widget, GTK_ALIGN_CENTER);
4417   gtk_table_attach (GTK_TABLE (impl->save_widgets_table), widget,
4418                     0, 1, 0, 1,
4419                     GTK_FILL, GTK_FILL,
4420                     0, 0);
4421   gtk_widget_show (widget);
4422
4423   /* Location entry */
4424
4425   impl->location_entry = _gtk_file_chooser_entry_new (TRUE);
4426   _gtk_file_chooser_entry_set_file_system (GTK_FILE_CHOOSER_ENTRY (impl->location_entry),
4427                                            impl->file_system);
4428   _gtk_file_chooser_entry_set_local_only (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->local_only);
4429   gtk_entry_set_width_chars (GTK_ENTRY (impl->location_entry), 45);
4430   gtk_entry_set_activates_default (GTK_ENTRY (impl->location_entry), TRUE);
4431   gtk_table_attach (GTK_TABLE (impl->save_widgets_table), impl->location_entry,
4432                     1, 2, 0, 1,
4433                     GTK_EXPAND | GTK_FILL, 0,
4434                     0, 0);
4435   gtk_widget_show (impl->location_entry);
4436   gtk_label_set_mnemonic_widget (GTK_LABEL (widget), impl->location_entry);
4437
4438   /* Folder combo */
4439   impl->save_folder_label = gtk_label_new (NULL);
4440   gtk_widget_set_halign (impl->save_folder_label, GTK_ALIGN_START);
4441   gtk_widget_set_valign (impl->save_folder_label, GTK_ALIGN_CENTER);
4442   gtk_table_attach (GTK_TABLE (impl->save_widgets_table), impl->save_folder_label,
4443                     0, 1, 1, 2,
4444                     GTK_FILL, GTK_FILL,
4445                     0, 0);
4446   gtk_widget_show (impl->save_folder_label);
4447
4448   impl->save_widgets = vbox;
4449   gtk_box_pack_start (GTK_BOX (impl), impl->save_widgets, FALSE, FALSE, 0);
4450   gtk_box_reorder_child (GTK_BOX (impl), impl->save_widgets, 0);
4451   gtk_widget_show (impl->save_widgets);
4452 }
4453
4454 /* Destroys the widgets specific to Save mode */
4455 static void
4456 save_widgets_destroy (GtkFileChooserDefault *impl)
4457 {
4458   if (impl->save_widgets == NULL)
4459     return;
4460
4461   gtk_widget_destroy (impl->save_widgets);
4462   impl->save_widgets = NULL;
4463   impl->save_widgets_table = NULL;
4464   impl->location_entry = NULL;
4465   impl->save_folder_label = NULL;
4466 }
4467
4468 /* Turns on the path bar widget.  Can be called even if we are already in that
4469  * mode.
4470  */
4471 static void
4472 location_switch_to_path_bar (GtkFileChooserDefault *impl)
4473 {
4474   if (impl->location_entry)
4475     {
4476       gtk_widget_destroy (impl->location_entry);
4477       impl->location_entry = NULL;
4478     }
4479
4480   gtk_widget_hide (impl->location_entry_box);
4481 }
4482
4483 /* Sets the full path of the current folder as the text in the location entry. */
4484 static void
4485 location_entry_set_initial_text (GtkFileChooserDefault *impl)
4486 {
4487   gchar *text, *filename;
4488
4489   if (!impl->current_folder)
4490     return;
4491
4492   filename = g_file_get_path (impl->current_folder);
4493
4494   if (filename)
4495     {
4496       text = g_filename_to_utf8 (filename, -1, NULL, NULL, NULL);
4497       g_free (filename);
4498     }
4499   else
4500     text = g_file_get_uri (impl->current_folder);
4501
4502   if (text)
4503     {
4504       gboolean need_slash;
4505       int len;
4506
4507       len = strlen (text);
4508       need_slash = (text[len - 1] != G_DIR_SEPARATOR);
4509
4510       if (need_slash)
4511         {
4512           char *slash_text;
4513
4514           slash_text = g_new (char, len + 2);
4515           strcpy (slash_text, text);
4516           slash_text[len] = G_DIR_SEPARATOR;
4517           slash_text[len + 1] = 0;
4518
4519           g_free (text);
4520           text = slash_text;
4521         }
4522
4523       _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), text);
4524       g_free (text);
4525     }
4526
4527   g_free (filename);
4528 }
4529
4530 /* Turns on the location entry.  Can be called even if we are already in that
4531  * mode.
4532  */
4533 static void
4534 location_switch_to_filename_entry (GtkFileChooserDefault *impl)
4535 {
4536   /* when in search or recent files mode, we are not showing the
4537    * location_entry_box container, so there's no point in switching
4538    * to it.
4539    */
4540   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
4541       impl->operation_mode == OPERATION_MODE_RECENT)
4542     return;
4543
4544   if (impl->location_entry)
4545     gtk_widget_destroy (impl->location_entry);
4546
4547   /* Box */
4548
4549   gtk_widget_show (impl->location_entry_box);
4550
4551   /* Entry */
4552
4553   impl->location_entry = _gtk_file_chooser_entry_new (TRUE);
4554   _gtk_file_chooser_entry_set_file_system (GTK_FILE_CHOOSER_ENTRY (impl->location_entry),
4555                                            impl->file_system);
4556   gtk_entry_set_activates_default (GTK_ENTRY (impl->location_entry), TRUE);
4557   _gtk_file_chooser_entry_set_action (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->action);
4558
4559   gtk_box_pack_start (GTK_BOX (impl->location_entry_box), impl->location_entry, TRUE, TRUE, 0);
4560   gtk_label_set_mnemonic_widget (GTK_LABEL (impl->location_label), impl->location_entry);
4561
4562   /* Configure the entry */
4563
4564   _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->current_folder);
4565   _gtk_file_chooser_entry_set_local_only (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->local_only);
4566
4567   /* Done */
4568
4569   gtk_widget_show (impl->location_entry);
4570   gtk_widget_grab_focus (impl->location_entry);
4571 }
4572
4573 /* Sets a new location mode.  set_buttons determines whether the toggle button
4574  * for the mode will also be changed.
4575  */
4576 static void
4577 location_mode_set (GtkFileChooserDefault *impl,
4578                    LocationMode new_mode,
4579                    gboolean set_button)
4580 {
4581   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
4582       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
4583     {
4584       GtkWindow *toplevel;
4585       GtkWidget *current_focus;
4586       gboolean button_active;
4587       gboolean switch_to_file_list;
4588
4589       switch (new_mode)
4590         {
4591         case LOCATION_MODE_PATH_BAR:
4592           button_active = FALSE;
4593
4594           /* The location_entry will disappear when we switch to path bar mode.  So,
4595            * we'll focus the file list in that case, to avoid having a window with
4596            * no focused widget.
4597            */
4598           toplevel = get_toplevel (GTK_WIDGET (impl));
4599           switch_to_file_list = FALSE;
4600           if (toplevel)
4601             {
4602               current_focus = gtk_window_get_focus (toplevel);
4603               if (!current_focus || current_focus == impl->location_entry)
4604                 switch_to_file_list = TRUE;
4605             }
4606
4607           location_switch_to_path_bar (impl);
4608
4609           if (switch_to_file_list)
4610             gtk_widget_grab_focus (impl->browse_files_tree_view);
4611
4612           break;
4613
4614         case LOCATION_MODE_FILENAME_ENTRY:
4615           button_active = TRUE;
4616           location_switch_to_filename_entry (impl);
4617           break;
4618
4619         default:
4620           g_assert_not_reached ();
4621           return;
4622         }
4623
4624       if (set_button)
4625         {
4626           g_signal_handlers_block_by_func (impl->location_button,
4627                                            G_CALLBACK (location_button_toggled_cb), impl);
4628
4629           gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (impl->location_button), button_active);
4630
4631           g_signal_handlers_unblock_by_func (impl->location_button,
4632                                              G_CALLBACK (location_button_toggled_cb), impl);
4633         }
4634     }
4635
4636   impl->location_mode = new_mode;
4637 }
4638
4639 static void
4640 location_toggle_popup_handler (GtkFileChooserDefault *impl)
4641 {
4642   /* when in search or recent files mode, we are not showing the
4643    * location_entry_box container, so there's no point in switching
4644    * to it.
4645    */
4646   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
4647       impl->operation_mode == OPERATION_MODE_RECENT)
4648     return;
4649
4650   /* If the file entry is not visible, show it.
4651    * If it is visible, turn it off only if it is focused.  Otherwise, switch to the entry.
4652    */
4653   if (impl->location_mode == LOCATION_MODE_PATH_BAR)
4654     {
4655       location_mode_set (impl, LOCATION_MODE_FILENAME_ENTRY, TRUE);
4656     }
4657   else if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)
4658     {
4659       if (gtk_widget_has_focus (impl->location_entry))
4660         {
4661           location_mode_set (impl, LOCATION_MODE_PATH_BAR, TRUE);
4662         }
4663       else
4664         {
4665           gtk_widget_grab_focus (impl->location_entry);
4666         }
4667     }
4668 }
4669
4670 /* Callback used when one of the location mode buttons is toggled */
4671 static void
4672 location_button_toggled_cb (GtkToggleButton *toggle,
4673                             GtkFileChooserDefault *impl)
4674 {
4675   gboolean is_active;
4676   LocationMode new_mode;
4677
4678   is_active = gtk_toggle_button_get_active (toggle);
4679
4680   if (is_active)
4681     {
4682       g_assert (impl->location_mode == LOCATION_MODE_PATH_BAR);
4683       new_mode = LOCATION_MODE_FILENAME_ENTRY;
4684     }
4685   else
4686     {
4687       g_assert (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY);
4688       new_mode = LOCATION_MODE_PATH_BAR;
4689     }
4690
4691   location_mode_set (impl, new_mode, FALSE);
4692 }
4693
4694 /* Creates a toggle button for the location entry. */
4695 static void
4696 location_button_create (GtkFileChooserDefault *impl)
4697 {
4698   GtkWidget *image;
4699   const char *str;
4700
4701   image = gtk_image_new_from_stock (GTK_STOCK_EDIT, GTK_ICON_SIZE_BUTTON);
4702   gtk_widget_show (image);
4703
4704   impl->location_button = g_object_new (GTK_TYPE_TOGGLE_BUTTON,
4705                                         "image", image,
4706                                         NULL);
4707
4708   g_signal_connect (impl->location_button, "toggled",
4709                     G_CALLBACK (location_button_toggled_cb), impl);
4710
4711   str = _("Type a file name");
4712
4713   gtk_widget_set_tooltip_text (impl->location_button, str);
4714   atk_object_set_name (gtk_widget_get_accessible (impl->location_button), str);
4715 }
4716
4717 typedef enum {
4718   PATH_BAR_FOLDER_PATH,
4719   PATH_BAR_SELECT_A_FOLDER,
4720   PATH_BAR_ERROR_NO_FILENAME,
4721   PATH_BAR_ERROR_NO_FOLDER,
4722   PATH_BAR_RECENTLY_USED,
4723   PATH_BAR_SEARCH
4724 } PathBarMode;
4725
4726 /* Creates the info bar for informational messages or warnings, with its icon and label */
4727 static void
4728 info_bar_create (GtkFileChooserDefault *impl)
4729 {
4730   GtkWidget *content_area;
4731
4732   impl->browse_select_a_folder_info_bar = gtk_info_bar_new ();
4733   impl->browse_select_a_folder_icon = gtk_image_new_from_stock (GTK_STOCK_DIRECTORY, GTK_ICON_SIZE_MENU);
4734   impl->browse_select_a_folder_label = gtk_label_new (NULL);
4735
4736   content_area = gtk_info_bar_get_content_area (GTK_INFO_BAR (impl->browse_select_a_folder_info_bar));
4737
4738   gtk_box_pack_start (GTK_BOX (content_area), impl->browse_select_a_folder_icon, FALSE, FALSE, 0);
4739   gtk_box_pack_start (GTK_BOX (content_area), impl->browse_select_a_folder_label, FALSE, FALSE, 0);
4740
4741   gtk_widget_show (impl->browse_select_a_folder_icon);
4742   gtk_widget_show (impl->browse_select_a_folder_label);
4743 }
4744
4745 /* Sets the info bar to show the appropriate informational or warning message */
4746 static void
4747 info_bar_set (GtkFileChooserDefault *impl, PathBarMode mode)
4748 {
4749   char *str;
4750   gboolean free_str;
4751   GtkMessageType message_type;
4752
4753   free_str = FALSE;
4754
4755   switch (mode)
4756     {
4757     case PATH_BAR_SELECT_A_FOLDER:
4758       str = g_strconcat ("<i>", _("Please select a folder below"), "</i>", NULL);
4759       free_str = TRUE;
4760       message_type = GTK_MESSAGE_OTHER;
4761       break;
4762
4763     case PATH_BAR_ERROR_NO_FILENAME:
4764       str = _("Please type a file name");
4765       message_type = GTK_MESSAGE_WARNING;
4766       break;
4767
4768     case PATH_BAR_ERROR_NO_FOLDER:
4769       str = _("Please select a folder below");
4770       message_type = GTK_MESSAGE_WARNING;
4771       break;
4772
4773     default:
4774       g_assert_not_reached ();
4775       return;
4776     }
4777
4778   gtk_info_bar_set_message_type (GTK_INFO_BAR (impl->browse_select_a_folder_info_bar), message_type);
4779   gtk_image_set_from_stock (GTK_IMAGE (impl->browse_select_a_folder_icon),
4780                             (message_type == GTK_MESSAGE_WARNING) ? GTK_STOCK_DIALOG_WARNING : GTK_STOCK_DIRECTORY,
4781                             GTK_ICON_SIZE_MENU);
4782   gtk_label_set_markup (GTK_LABEL (impl->browse_select_a_folder_label), str);
4783
4784   if (free_str)
4785     g_free (str);
4786 }
4787
4788 /* Creates the icon and label used to show that the file chooser is in Search or Recently-used mode */
4789 static void
4790 special_mode_widgets_create (GtkFileChooserDefault *impl)
4791 {
4792   impl->browse_special_mode_icon = gtk_image_new ();
4793   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_special_mode_icon);
4794   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_special_mode_icon, FALSE, FALSE, 0);
4795
4796   impl->browse_special_mode_label = gtk_label_new (NULL);
4797   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_special_mode_label);
4798   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_special_mode_label, FALSE, FALSE, 0);
4799 }
4800
4801 /* Creates the path bar's container and eveyrthing that goes in it: location button, pathbar, info bar, and Create Folder button */
4802 static void
4803 path_bar_widgets_create (GtkFileChooserDefault *impl)
4804 {
4805   /* Location widgets - note browse_path_bar_hbox is packed in the right place until switch_path_bar() */
4806   impl->browse_path_bar_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
4807   gtk_widget_show (impl->browse_path_bar_hbox);
4808
4809   /* Size group that allows the path bar to be the same size between modes */
4810   impl->browse_path_bar_size_group = gtk_size_group_new (GTK_SIZE_GROUP_VERTICAL);
4811   gtk_size_group_set_ignore_hidden (impl->browse_path_bar_size_group, FALSE);
4812
4813   /* Location button */
4814   location_button_create (impl);
4815   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->location_button);
4816   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->location_button, FALSE, FALSE, 0);
4817
4818   /* Path bar */
4819   impl->browse_path_bar = g_object_new (GTK_TYPE_PATH_BAR, NULL);
4820   _gtk_path_bar_set_file_system (GTK_PATH_BAR (impl->browse_path_bar), impl->file_system);
4821   g_signal_connect (impl->browse_path_bar, "path-clicked", G_CALLBACK (path_bar_clicked), impl);
4822
4823   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_path_bar);
4824   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_path_bar, TRUE, TRUE, 0);
4825
4826   /* Info bar */
4827   info_bar_create (impl);
4828   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_select_a_folder_info_bar);
4829   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_select_a_folder_info_bar, TRUE, TRUE, 0);
4830
4831   /* Widgets for special modes (recently-used in Open mode, Search mode) */
4832   special_mode_widgets_create (impl);
4833
4834   /* Create Folder */
4835   impl->browse_new_folder_button = gtk_button_new_with_mnemonic (_("Create Fo_lder"));
4836   g_signal_connect (impl->browse_new_folder_button, "clicked",
4837                     G_CALLBACK (new_folder_button_clicked), impl);
4838   gtk_size_group_add_widget (impl->browse_path_bar_size_group, impl->browse_new_folder_button);
4839   gtk_box_pack_end (GTK_BOX (impl->browse_path_bar_hbox), impl->browse_new_folder_button, FALSE, FALSE, 0);
4840 }
4841
4842 /* Sets the path bar's mode to show a label, the actual folder path, or a
4843  * warning message.  You may call this function with PATH_BAR_ERROR_* directly
4844  * if the pathbar is already showing the widgets you expect; otherwise, call
4845  * path_bar_update() instead to set the appropriate widgets automatically.
4846  */
4847 static void
4848 path_bar_set_mode (GtkFileChooserDefault *impl, PathBarMode mode)
4849 {
4850   gboolean path_bar_visible             = FALSE;
4851   gboolean special_mode_widgets_visible = FALSE;
4852   gboolean info_bar_visible             = FALSE;
4853   gboolean create_folder_visible        = FALSE;
4854
4855   char *tmp;
4856
4857   switch (mode)
4858     {
4859     case PATH_BAR_FOLDER_PATH:
4860       path_bar_visible = TRUE;
4861       break;
4862
4863     case PATH_BAR_SELECT_A_FOLDER:
4864     case PATH_BAR_ERROR_NO_FILENAME:
4865     case PATH_BAR_ERROR_NO_FOLDER:
4866       info_bar_set (impl, mode);
4867       info_bar_visible = TRUE;
4868       break;
4869
4870     case PATH_BAR_RECENTLY_USED:
4871       gtk_image_set_from_icon_name (GTK_IMAGE (impl->browse_special_mode_icon), "document-open-recent", GTK_ICON_SIZE_BUTTON);
4872
4873       tmp = g_strdup_printf ("<b>%s</b>", _("Recently Used"));
4874       gtk_label_set_markup (GTK_LABEL (impl->browse_special_mode_label), tmp);
4875       g_free (tmp);
4876
4877       special_mode_widgets_visible = TRUE;
4878       break;
4879
4880     case PATH_BAR_SEARCH:
4881       gtk_image_set_from_stock (GTK_IMAGE (impl->browse_special_mode_icon), GTK_STOCK_FIND, GTK_ICON_SIZE_BUTTON);
4882
4883       tmp = g_strdup_printf ("<b>%s</b>", _("Search:"));
4884       gtk_label_set_markup (GTK_LABEL (impl->browse_special_mode_label), tmp);
4885       g_free (tmp);
4886
4887       special_mode_widgets_visible = TRUE;
4888       break;
4889
4890     default:
4891       g_assert_not_reached ();
4892     }
4893
4894   gtk_widget_set_visible (impl->browse_path_bar,                        path_bar_visible);
4895   gtk_widget_set_visible (impl->browse_special_mode_icon,               special_mode_widgets_visible);
4896   gtk_widget_set_visible (impl->browse_special_mode_label,              special_mode_widgets_visible);
4897   gtk_widget_set_visible (impl->browse_select_a_folder_info_bar,        info_bar_visible);
4898
4899   if (path_bar_visible)
4900     {
4901       if (impl->create_folders
4902           && impl->action != GTK_FILE_CHOOSER_ACTION_OPEN
4903           && impl->operation_mode != OPERATION_MODE_RECENT)
4904         create_folder_visible = TRUE;
4905     }
4906
4907   gtk_widget_set_visible (impl->browse_new_folder_button,               create_folder_visible);
4908 }
4909
4910 /* Creates the main hpaned with the widgets shared by Open and Save mode */
4911 static void
4912 browse_widgets_create (GtkFileChooserDefault *impl)
4913 {
4914   GtkWidget *hpaned;
4915   GtkWidget *widget;
4916   GtkSizeGroup *size_group;
4917
4918   /* size group is used by the scrolled windows of the panes */
4919   size_group = gtk_size_group_new (GTK_SIZE_GROUP_VERTICAL);
4920   impl->browse_widgets_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
4921
4922   /* Path bar, info bar, and their respective machinery - the browse_path_bar_hbox will get packed elsewhere */
4923   path_bar_widgets_create (impl);
4924
4925   /* Box for the location label and entry */
4926
4927   impl->location_entry_box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
4928   gtk_box_pack_start (GTK_BOX (impl->browse_widgets_box), impl->location_entry_box, FALSE, FALSE, 0);
4929
4930   impl->location_label = gtk_label_new_with_mnemonic (_("_Location:"));
4931   gtk_widget_show (impl->location_label);
4932   gtk_box_pack_start (GTK_BOX (impl->location_entry_box), impl->location_label, FALSE, FALSE, 0);
4933
4934   /* Paned widget */
4935
4936   hpaned = gtk_paned_new (GTK_ORIENTATION_HORIZONTAL);
4937   gtk_widget_show (hpaned);
4938   gtk_box_pack_start (GTK_BOX (impl->browse_widgets_box), hpaned, TRUE, TRUE, 0);
4939
4940   widget = shortcuts_pane_create (impl, size_group);
4941   gtk_paned_pack1 (GTK_PANED (hpaned), widget, FALSE, FALSE);
4942   widget = file_pane_create (impl, size_group);
4943   gtk_paned_pack2 (GTK_PANED (hpaned), widget, TRUE, FALSE);
4944   gtk_paned_set_position (GTK_PANED (hpaned), 148);
4945   g_object_unref (size_group);
4946 }
4947
4948 static GObject*
4949 gtk_file_chooser_default_constructor (GType                  type,
4950                                       guint                  n_construct_properties,
4951                                       GObjectConstructParam *construct_params)
4952 {
4953   GtkFileChooserDefault *impl;
4954   GObject *object;
4955
4956   profile_start ("start", NULL);
4957
4958   object = G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->constructor (type,
4959                                                                                 n_construct_properties,
4960                                                                                 construct_params);
4961   impl = GTK_FILE_CHOOSER_DEFAULT (object);
4962
4963   g_assert (impl->file_system);
4964
4965   gtk_widget_push_composite_child ();
4966
4967   /* Shortcuts model */
4968   shortcuts_model_create (impl);
4969
4970   /* The browse widgets */
4971   browse_widgets_create (impl);
4972   gtk_box_pack_start (GTK_BOX (impl), impl->browse_widgets_box, TRUE, TRUE, 0);
4973
4974   /* Alignment to hold extra widget */
4975   impl->extra_align = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
4976   gtk_widget_set_halign (impl->extra_align, GTK_ALIGN_START);
4977   gtk_widget_set_valign (impl->extra_align, GTK_ALIGN_CENTER);
4978   gtk_box_pack_start (GTK_BOX (impl), impl->extra_align, FALSE, FALSE, 0);
4979
4980   gtk_widget_pop_composite_child ();
4981   update_appearance (impl);
4982
4983   profile_end ("end", NULL);
4984
4985   return object;
4986 }
4987
4988 /* Sets the extra_widget by packing it in the appropriate place */
4989 static void
4990 set_extra_widget (GtkFileChooserDefault *impl,
4991                   GtkWidget             *extra_widget)
4992 {
4993   if (extra_widget)
4994     {
4995       g_object_ref (extra_widget);
4996       /* FIXME: is this right ? */
4997       gtk_widget_show (extra_widget);
4998     }
4999
5000   if (impl->extra_widget)
5001     {
5002       gtk_container_remove (GTK_CONTAINER (impl->extra_align), impl->extra_widget);
5003       g_object_unref (impl->extra_widget);
5004     }
5005
5006   impl->extra_widget = extra_widget;
5007   if (impl->extra_widget)
5008     {
5009       gtk_container_add (GTK_CONTAINER (impl->extra_align), impl->extra_widget);
5010       gtk_widget_show (impl->extra_align);
5011     }
5012   else
5013     gtk_widget_hide (impl->extra_align);
5014 }
5015
5016 static void
5017 set_local_only (GtkFileChooserDefault *impl,
5018                 gboolean               local_only)
5019 {
5020   if (local_only != impl->local_only)
5021     {
5022       impl->local_only = local_only;
5023
5024       if (impl->location_entry)
5025         _gtk_file_chooser_entry_set_local_only (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), local_only);
5026
5027       if (impl->shortcuts_model && impl->file_system)
5028         {
5029           shortcuts_add_volumes (impl);
5030           shortcuts_add_bookmarks (impl);
5031         }
5032
5033       if (local_only && impl->current_folder &&
5034            !g_file_is_native (impl->current_folder))
5035         {
5036           /* If we are pointing to a non-local folder, make an effort to change
5037            * back to a local folder, but it's really up to the app to not cause
5038            * such a situation, so we ignore errors.
5039            */
5040           const gchar *home = g_get_home_dir ();
5041           GFile *home_file;
5042
5043           if (home == NULL)
5044             return;
5045
5046           home_file = g_file_new_for_path (home);
5047
5048           gtk_file_chooser_set_current_folder_file (GTK_FILE_CHOOSER (impl), home_file, NULL);
5049
5050           g_object_unref (home_file);
5051         }
5052     }
5053 }
5054
5055 static void
5056 volumes_bookmarks_changed_cb (GtkFileSystem         *file_system,
5057                               GtkFileChooserDefault *impl)
5058 {
5059   shortcuts_add_volumes (impl);
5060   shortcuts_add_bookmarks (impl);
5061
5062   bookmarks_check_add_sensitivity (impl);
5063   bookmarks_check_remove_sensitivity (impl);
5064   shortcuts_check_popup_sensitivity (impl);
5065 }
5066
5067 /* Sets the file chooser to multiple selection mode */
5068 static void
5069 set_select_multiple (GtkFileChooserDefault *impl,
5070                      gboolean               select_multiple,
5071                      gboolean               property_notify)
5072 {
5073   GtkTreeSelection *selection;
5074   GtkSelectionMode mode;
5075
5076   if (select_multiple == impl->select_multiple)
5077     return;
5078
5079   mode = select_multiple ? GTK_SELECTION_MULTIPLE : GTK_SELECTION_BROWSE;
5080
5081   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
5082   gtk_tree_selection_set_mode (selection, mode);
5083
5084   gtk_tree_view_set_rubber_banding (GTK_TREE_VIEW (impl->browse_files_tree_view), select_multiple);
5085
5086   impl->select_multiple = select_multiple;
5087   g_object_notify (G_OBJECT (impl), "select-multiple");
5088
5089   check_preview_change (impl);
5090 }
5091
5092 static void
5093 set_file_system_backend (GtkFileChooserDefault *impl)
5094 {
5095   profile_start ("start for backend", "default");
5096
5097   impl->file_system = _gtk_file_system_new ();
5098
5099   g_signal_connect (impl->file_system, "volumes-changed",
5100                     G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5101   g_signal_connect (impl->file_system, "bookmarks-changed",
5102                     G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5103
5104   profile_end ("end", NULL);
5105 }
5106
5107 static void
5108 unset_file_system_backend (GtkFileChooserDefault *impl)
5109 {
5110   g_signal_handlers_disconnect_by_func (impl->file_system,
5111                                         G_CALLBACK (volumes_bookmarks_changed_cb), impl);
5112
5113   g_object_unref (impl->file_system);
5114
5115   impl->file_system = NULL;
5116 }
5117
5118 /* Saves the widgets around the pathbar so they can be reparented later
5119  * in the correct place.  This function must be called paired with
5120  * restore_path_bar().
5121  */
5122 static void
5123 save_path_bar (GtkFileChooserDefault *impl)
5124 {
5125   GtkWidget *parent;
5126
5127   g_object_ref (impl->browse_path_bar_hbox);
5128
5129   parent = gtk_widget_get_parent (impl->browse_path_bar_hbox);
5130   if (parent)
5131     gtk_container_remove (GTK_CONTAINER (parent), impl->browse_path_bar_hbox);
5132 }
5133
5134 /* Reparents the path bar and the "Create folder" button to the right place:
5135  * Above the file list in Open mode, or to the right of the "Save in folder:"
5136  * label in Save mode.  The save_path_bar() function must be called before this
5137  * one.
5138  */
5139 static void
5140 restore_path_bar (GtkFileChooserDefault *impl)
5141 {
5142   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
5143       || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5144     {
5145       gtk_box_pack_start (GTK_BOX (impl->browse_widgets_box), impl->browse_path_bar_hbox, FALSE, FALSE, 0);
5146       gtk_box_reorder_child (GTK_BOX (impl->browse_widgets_box), impl->browse_path_bar_hbox, 0);
5147     }
5148   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
5149            || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5150     {
5151       gtk_table_attach (GTK_TABLE (impl->save_widgets_table), impl->browse_path_bar_hbox,
5152                         1, 2, 1, 2,
5153                         GTK_EXPAND | GTK_FILL, GTK_FILL,
5154                         0, 0);
5155       gtk_label_set_mnemonic_widget (GTK_LABEL (impl->save_folder_label), impl->browse_path_bar);
5156     }
5157   else
5158     g_assert_not_reached ();
5159
5160   g_object_unref (impl->browse_path_bar_hbox);
5161 }
5162
5163 /* Takes the folder stored in a row in the recent_model, and puts it in the pathbar */
5164 static void
5165 put_recent_folder_in_pathbar (GtkFileChooserDefault *impl, GtkTreeIter *iter)
5166 {
5167   GFile *file;
5168
5169   gtk_tree_model_get (GTK_TREE_MODEL (impl->recent_model), iter,
5170                       MODEL_COL_FILE, &file,
5171                       -1);
5172   _gtk_path_bar_set_file (GTK_PATH_BAR (impl->browse_path_bar), file, FALSE, NULL); /* NULL-GError */
5173   g_object_unref (file);
5174 }
5175
5176 /* Sets the pathbar in the appropriate mode according to the current operation mode and action.  This is the central function for
5177  * dealing with the pathbar's widgets; as long as impl->action and impl->operation_mode are set correctly, then calling this
5178  * function will update all the pathbar's widgets.
5179  */
5180 static void
5181 path_bar_update (GtkFileChooserDefault *impl)
5182 {
5183   PathBarMode mode;
5184
5185   switch (impl->operation_mode)
5186     {
5187     case OPERATION_MODE_BROWSE:
5188       mode = PATH_BAR_FOLDER_PATH;
5189       break;
5190
5191     case OPERATION_MODE_RECENT:
5192       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
5193         {
5194           GtkTreeSelection *selection;
5195           gboolean have_selected;
5196           GtkTreeIter iter;
5197
5198           selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
5199
5200           /* Save mode means single-selection mode, so the following is valid */
5201           have_selected = gtk_tree_selection_get_selected (selection, NULL, &iter);
5202
5203           if (have_selected)
5204             {
5205               mode = PATH_BAR_FOLDER_PATH;
5206               put_recent_folder_in_pathbar (impl, &iter);
5207             }
5208           else
5209             mode = PATH_BAR_SELECT_A_FOLDER;
5210         }
5211       else
5212         mode = PATH_BAR_RECENTLY_USED;
5213
5214       break;
5215
5216     case OPERATION_MODE_SEARCH:
5217       mode = PATH_BAR_SEARCH;
5218       break;
5219
5220     default:
5221       g_assert_not_reached ();
5222       return;
5223     }
5224
5225   path_bar_set_mode (impl, mode);
5226 }
5227
5228 /* Stops running operations like populating the browse model, searches, and the recent-files model */
5229 static void
5230 operation_mode_stop (GtkFileChooserDefault *impl, OperationMode mode)
5231 {
5232   switch (mode)
5233     {
5234     case OPERATION_MODE_BROWSE:
5235       stop_loading_and_clear_list_model (impl, TRUE);
5236       break;
5237
5238     case OPERATION_MODE_SEARCH:
5239       search_stop_searching (impl, FALSE);
5240       search_clear_model (impl, TRUE);
5241
5242       gtk_widget_destroy (impl->search_hbox);
5243       impl->search_hbox = NULL;
5244       impl->search_entry = NULL;
5245       break;
5246
5247     case OPERATION_MODE_RECENT:
5248       recent_stop_loading (impl);
5249       recent_clear_model (impl, TRUE);
5250       break;
5251
5252     default:
5253       g_assert_not_reached ();
5254     }
5255 }
5256
5257 static void
5258 operation_mode_set_browse (GtkFileChooserDefault *impl)
5259 {
5260   path_bar_update (impl);
5261
5262   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5263       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5264     {
5265       gtk_widget_show (impl->location_button);
5266
5267       if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)
5268         gtk_widget_show (impl->location_entry_box);
5269     }
5270
5271   file_list_set_sort_column_ids (impl);
5272 }
5273
5274 static void
5275 operation_mode_set (GtkFileChooserDefault *impl, OperationMode mode)
5276 {
5277   operation_mode_stop (impl, impl->operation_mode);
5278
5279   impl->operation_mode = mode;
5280
5281   switch (impl->operation_mode)
5282     {
5283     case OPERATION_MODE_BROWSE:
5284       operation_mode_set_browse (impl);
5285       break;
5286
5287     default:
5288       g_assert_not_reached ();
5289     }
5290
5291 }
5292
5293 /* This function is basically a do_all function.
5294  *
5295  * It sets the visibility on all the widgets based on the current state, and
5296  * moves the custom_widget if needed.
5297  */
5298 static void
5299 update_appearance (GtkFileChooserDefault *impl)
5300 {
5301   save_path_bar (impl);
5302
5303   if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5304       impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5305     {
5306       const char *text;
5307
5308       gtk_widget_hide (impl->location_button);
5309       save_widgets_create (impl);
5310
5311       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
5312         text = _("Save in _folder:");
5313       else
5314         text = _("Create in _folder:");
5315
5316       gtk_label_set_text_with_mnemonic (GTK_LABEL (impl->save_folder_label), text);
5317
5318       if (impl->select_multiple)
5319         {
5320           g_warning ("Save mode cannot be set in conjunction with multiple selection mode.  "
5321                      "Re-setting to single selection mode.");
5322           set_select_multiple (impl, FALSE, TRUE);
5323         }
5324     }
5325   else if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
5326            impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
5327     {
5328       gtk_widget_show (impl->location_button);
5329       save_widgets_destroy (impl);
5330       gtk_widget_show (impl->browse_widgets_box);
5331       location_mode_set (impl, impl->location_mode, TRUE);
5332     }
5333
5334   if (impl->location_entry)
5335     _gtk_file_chooser_entry_set_action (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->action);
5336
5337   restore_path_bar (impl);
5338   path_bar_update (impl);
5339
5340   /* This *is* needed; we need to redraw the file list because the "sensitivity"
5341    * of files may change depending whether we are in a file or folder-only mode.
5342    */
5343   gtk_widget_queue_draw (impl->browse_files_tree_view);
5344
5345   emit_default_size_changed (impl);
5346 }
5347
5348 static void
5349 gtk_file_chooser_default_set_property (GObject      *object,
5350                                        guint         prop_id,
5351                                        const GValue *value,
5352                                        GParamSpec   *pspec)
5353
5354 {
5355   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
5356
5357   switch (prop_id)
5358     {
5359     case GTK_FILE_CHOOSER_PROP_ACTION:
5360       {
5361         GtkFileChooserAction action = g_value_get_enum (value);
5362
5363         if (action != impl->action)
5364           {
5365             gtk_file_chooser_default_unselect_all (GTK_FILE_CHOOSER (impl));
5366
5367             if ((action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5368                  action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5369                 && impl->select_multiple)
5370               {
5371                 g_warning ("Tried to change the file chooser action to SAVE or CREATE_FOLDER, but "
5372                            "this is not allowed in multiple selection mode.  Resetting the file chooser "
5373                            "to single selection mode.");
5374                 set_select_multiple (impl, FALSE, TRUE);
5375               }
5376             impl->action = action;
5377             update_cell_renderer_attributes (impl);
5378             update_appearance (impl);
5379             settings_load (impl);
5380           }
5381       }
5382       break;
5383
5384     case GTK_FILE_CHOOSER_PROP_FILTER:
5385       set_current_filter (impl, g_value_get_object (value));
5386       break;
5387
5388     case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
5389       set_local_only (impl, g_value_get_boolean (value));
5390       break;
5391
5392     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
5393       set_preview_widget (impl, g_value_get_object (value));
5394       break;
5395
5396     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
5397       impl->preview_widget_active = g_value_get_boolean (value);
5398       update_preview_widget_visibility (impl);
5399       break;
5400
5401     case GTK_FILE_CHOOSER_PROP_USE_PREVIEW_LABEL:
5402       impl->use_preview_label = g_value_get_boolean (value);
5403       update_preview_widget_visibility (impl);
5404       break;
5405
5406     case GTK_FILE_CHOOSER_PROP_EXTRA_WIDGET:
5407       set_extra_widget (impl, g_value_get_object (value));
5408       break;
5409
5410     case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
5411       {
5412         gboolean select_multiple = g_value_get_boolean (value);
5413         if ((impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
5414              impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
5415             && select_multiple)
5416           {
5417             g_warning ("Tried to set the file chooser to multiple selection mode, but this is "
5418                        "not allowed in SAVE or CREATE_FOLDER modes.  Ignoring the change and "
5419                        "leaving the file chooser in single selection mode.");
5420             return;
5421           }
5422
5423         set_select_multiple (impl, select_multiple, FALSE);
5424       }
5425       break;
5426
5427     case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
5428       {
5429         gboolean show_hidden = g_value_get_boolean (value);
5430         if (show_hidden != impl->show_hidden)
5431           {
5432             impl->show_hidden = show_hidden;
5433
5434             if (impl->browse_files_model)
5435               _gtk_file_system_model_set_show_hidden (impl->browse_files_model, show_hidden);
5436           }
5437       }
5438       break;
5439
5440     case GTK_FILE_CHOOSER_PROP_DO_OVERWRITE_CONFIRMATION:
5441       {
5442         gboolean do_overwrite_confirmation = g_value_get_boolean (value);
5443         impl->do_overwrite_confirmation = do_overwrite_confirmation;
5444       }
5445       break;
5446
5447     case GTK_FILE_CHOOSER_PROP_CREATE_FOLDERS:
5448       {
5449         gboolean create_folders = g_value_get_boolean (value);
5450         impl->create_folders = create_folders;
5451         update_appearance (impl);
5452       }
5453       break;
5454
5455     default:
5456       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
5457       break;
5458     }
5459 }
5460
5461 static void
5462 gtk_file_chooser_default_get_property (GObject    *object,
5463                                        guint       prop_id,
5464                                        GValue     *value,
5465                                        GParamSpec *pspec)
5466 {
5467   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (object);
5468
5469   switch (prop_id)
5470     {
5471     case GTK_FILE_CHOOSER_PROP_ACTION:
5472       g_value_set_enum (value, impl->action);
5473       break;
5474
5475     case GTK_FILE_CHOOSER_PROP_FILTER:
5476       g_value_set_object (value, impl->current_filter);
5477       break;
5478
5479     case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
5480       g_value_set_boolean (value, impl->local_only);
5481       break;
5482
5483     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
5484       g_value_set_object (value, impl->preview_widget);
5485       break;
5486
5487     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
5488       g_value_set_boolean (value, impl->preview_widget_active);
5489       break;
5490
5491     case GTK_FILE_CHOOSER_PROP_USE_PREVIEW_LABEL:
5492       g_value_set_boolean (value, impl->use_preview_label);
5493       break;
5494
5495     case GTK_FILE_CHOOSER_PROP_EXTRA_WIDGET:
5496       g_value_set_object (value, impl->extra_widget);
5497       break;
5498
5499     case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
5500       g_value_set_boolean (value, impl->select_multiple);
5501       break;
5502
5503     case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
5504       g_value_set_boolean (value, impl->show_hidden);
5505       break;
5506
5507     case GTK_FILE_CHOOSER_PROP_DO_OVERWRITE_CONFIRMATION:
5508       g_value_set_boolean (value, impl->do_overwrite_confirmation);
5509       break;
5510
5511     case GTK_FILE_CHOOSER_PROP_CREATE_FOLDERS:
5512       g_value_set_boolean (value, impl->create_folders);
5513       break;
5514
5515     default:
5516       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
5517       break;
5518     }
5519 }
5520
5521 /* This cancels everything that may be going on in the background. */
5522 static void
5523 cancel_all_operations (GtkFileChooserDefault *impl)
5524 {
5525   GSList *l;
5526
5527   pending_select_files_free (impl);
5528
5529   /* cancel all pending operations */
5530   if (impl->pending_cancellables)
5531     {
5532       for (l = impl->pending_cancellables; l; l = l->next)
5533         {
5534           GCancellable *cancellable = G_CANCELLABLE (l->data);
5535           g_cancellable_cancel (cancellable);
5536         }
5537       g_slist_free (impl->pending_cancellables);
5538       impl->pending_cancellables = NULL;
5539     }
5540
5541   if (impl->reload_icon_cancellables)
5542     {
5543       for (l = impl->reload_icon_cancellables; l; l = l->next)
5544         {
5545           GCancellable *cancellable = G_CANCELLABLE (l->data);
5546           g_cancellable_cancel (cancellable);
5547         }
5548       g_slist_free (impl->reload_icon_cancellables);
5549       impl->reload_icon_cancellables = NULL;
5550     }
5551
5552   if (impl->loading_shortcuts)
5553     {
5554       for (l = impl->loading_shortcuts; l; l = l->next)
5555         {
5556           GCancellable *cancellable = G_CANCELLABLE (l->data);
5557           g_cancellable_cancel (cancellable);
5558         }
5559       g_slist_free (impl->loading_shortcuts);
5560       impl->loading_shortcuts = NULL;
5561     }
5562
5563   if (impl->file_list_drag_data_received_cancellable)
5564     {
5565       g_cancellable_cancel (impl->file_list_drag_data_received_cancellable);
5566       impl->file_list_drag_data_received_cancellable = NULL;
5567     }
5568
5569   if (impl->update_current_folder_cancellable)
5570     {
5571       g_cancellable_cancel (impl->update_current_folder_cancellable);
5572       impl->update_current_folder_cancellable = NULL;
5573     }
5574
5575   if (impl->should_respond_get_info_cancellable)
5576     {
5577       g_cancellable_cancel (impl->should_respond_get_info_cancellable);
5578       impl->should_respond_get_info_cancellable = NULL;
5579     }
5580
5581   if (impl->update_from_entry_cancellable)
5582     {
5583       g_cancellable_cancel (impl->update_from_entry_cancellable);
5584       impl->update_from_entry_cancellable = NULL;
5585     }
5586
5587   if (impl->shortcuts_activate_iter_cancellable)
5588     {
5589       g_cancellable_cancel (impl->shortcuts_activate_iter_cancellable);
5590       impl->shortcuts_activate_iter_cancellable = NULL;
5591     }
5592
5593   search_stop_searching (impl, TRUE);
5594   recent_stop_loading (impl);
5595 }
5596
5597 /* Removes the settings signal handler.  It's safe to call multiple times */
5598 static void
5599 remove_settings_signal (GtkFileChooserDefault *impl,
5600                         GdkScreen             *screen)
5601 {
5602   if (impl->settings_signal_id)
5603     {
5604       GtkSettings *settings;
5605
5606       settings = gtk_settings_get_for_screen (screen);
5607       g_signal_handler_disconnect (settings,
5608                                    impl->settings_signal_id);
5609       impl->settings_signal_id = 0;
5610     }
5611 }
5612
5613 static void
5614 gtk_file_chooser_default_dispose (GObject *object)
5615 {
5616   GtkFileChooserDefault *impl = (GtkFileChooserDefault *) object;
5617
5618   cancel_all_operations (impl);
5619
5620   if (impl->extra_widget)
5621     {
5622       g_object_unref (impl->extra_widget);
5623       impl->extra_widget = NULL;
5624     }
5625
5626   remove_settings_signal (impl, gtk_widget_get_screen (GTK_WIDGET (impl)));
5627
5628   G_OBJECT_CLASS (_gtk_file_chooser_default_parent_class)->dispose (object);
5629 }
5630
5631 /* We override show-all since we have internal widgets that
5632  * shouldn't be shown when you call show_all(), like the filter
5633  * combo box.
5634  */
5635 static void
5636 gtk_file_chooser_default_show_all (GtkWidget *widget)
5637 {
5638   GtkFileChooserDefault *impl = (GtkFileChooserDefault *) widget;
5639
5640   gtk_widget_show (widget);
5641
5642   if (impl->extra_widget)
5643     gtk_widget_show_all (impl->extra_widget);
5644 }
5645
5646 /* Handler for GtkWindow::set-focus; this is where we save the last-focused
5647  * widget on our toplevel.  See gtk_file_chooser_default_hierarchy_changed()
5648  */
5649 static void
5650 toplevel_set_focus_cb (GtkWindow             *window,
5651                        GtkWidget             *focus,
5652                        GtkFileChooserDefault *impl)
5653 {
5654   impl->toplevel_last_focus_widget = gtk_window_get_focus (window);
5655 }
5656
5657 /* We monitor the focus widget on our toplevel to be able to know which widget
5658  * was last focused at the time our "should_respond" method gets called.
5659  */
5660 static void
5661 gtk_file_chooser_default_hierarchy_changed (GtkWidget *widget,
5662                                             GtkWidget *previous_toplevel)
5663 {
5664   GtkFileChooserDefault *impl;
5665   GtkWidget *toplevel;
5666
5667   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5668   toplevel = gtk_widget_get_toplevel (widget);
5669
5670   if (previous_toplevel &&
5671       impl->toplevel_set_focus_id != 0)
5672     {
5673       g_signal_handler_disconnect (previous_toplevel,
5674                                    impl->toplevel_set_focus_id);
5675       impl->toplevel_set_focus_id = 0;
5676       impl->toplevel_last_focus_widget = NULL;
5677     }
5678
5679   if (gtk_widget_is_toplevel (toplevel))
5680     {
5681       g_assert (impl->toplevel_set_focus_id == 0);
5682       impl->toplevel_set_focus_id = g_signal_connect (toplevel, "set-focus",
5683                                                       G_CALLBACK (toplevel_set_focus_cb), impl);
5684       impl->toplevel_last_focus_widget = gtk_window_get_focus (GTK_WINDOW (toplevel));
5685     }
5686 }
5687
5688 /* Changes the icons wherever it is needed */
5689 static void
5690 change_icon_theme (GtkFileChooserDefault *impl)
5691 {
5692   GtkSettings *settings;
5693   gint width, height;
5694   GtkCellRenderer *renderer;
5695   GList *cells;
5696
5697   profile_start ("start", NULL);
5698
5699   settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
5700
5701   if (gtk_icon_size_lookup_for_settings (settings, GTK_ICON_SIZE_MENU, &width, &height))
5702     impl->icon_size = MAX (width, height);
5703   else
5704     impl->icon_size = FALLBACK_ICON_SIZE;
5705
5706   shortcuts_reload_icons (impl);
5707   /* the first cell in the first column is the icon column, and we have a fixed size there */
5708   cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (
5709         gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 0)));
5710   renderer = GTK_CELL_RENDERER (cells->data);
5711   set_icon_cell_renderer_fixed_size (impl, renderer);
5712   g_list_free (cells);
5713   if (impl->browse_files_model)
5714     _gtk_file_system_model_clear_cache (impl->browse_files_model, MODEL_COL_PIXBUF);
5715   gtk_widget_queue_resize (impl->browse_files_tree_view);
5716
5717   profile_end ("end", NULL);
5718 }
5719
5720 /* Callback used when a GtkSettings value changes */
5721 static void
5722 settings_notify_cb (GObject               *object,
5723                     GParamSpec            *pspec,
5724                     GtkFileChooserDefault *impl)
5725 {
5726   const char *name;
5727
5728   profile_start ("start", NULL);
5729
5730   name = g_param_spec_get_name (pspec);
5731
5732   if (strcmp (name, "gtk-icon-theme-name") == 0 ||
5733       strcmp (name, "gtk-icon-sizes") == 0)
5734     change_icon_theme (impl);
5735
5736   profile_end ("end", NULL);
5737 }
5738
5739 /* Installs a signal handler for GtkSettings so that we can monitor changes in
5740  * the icon theme.
5741  */
5742 static void
5743 check_icon_theme (GtkFileChooserDefault *impl)
5744 {
5745   GtkSettings *settings;
5746
5747   profile_start ("start", NULL);
5748
5749   if (impl->settings_signal_id)
5750     {
5751       profile_end ("end", NULL);
5752       return;
5753     }
5754
5755   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
5756     {
5757       settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (impl)));
5758       impl->settings_signal_id = g_signal_connect (settings, "notify",
5759                                                    G_CALLBACK (settings_notify_cb), impl);
5760
5761       change_icon_theme (impl);
5762     }
5763
5764   profile_end ("end", NULL);
5765 }
5766
5767 static void
5768 gtk_file_chooser_default_style_updated (GtkWidget *widget)
5769 {
5770   GtkFileChooserDefault *impl;
5771
5772   profile_start ("start", NULL);
5773
5774   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5775
5776   profile_msg ("    parent class style_udpated start", NULL);
5777   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->style_updated (widget);
5778   profile_msg ("    parent class style_updated end", NULL);
5779
5780   if (gtk_widget_has_screen (GTK_WIDGET (impl)))
5781     change_icon_theme (impl);
5782
5783   emit_default_size_changed (impl);
5784
5785   profile_end ("end", NULL);
5786 }
5787
5788 static void
5789 gtk_file_chooser_default_screen_changed (GtkWidget *widget,
5790                                          GdkScreen *previous_screen)
5791 {
5792   GtkFileChooserDefault *impl;
5793
5794   profile_start ("start", NULL);
5795
5796   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5797
5798   if (GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->screen_changed)
5799     GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->screen_changed (widget, previous_screen);
5800
5801   remove_settings_signal (impl, previous_screen);
5802   check_icon_theme (impl);
5803
5804   emit_default_size_changed (impl);
5805
5806   profile_end ("end", NULL);
5807 }
5808
5809 static void
5810 gtk_file_chooser_default_size_allocate (GtkWidget     *widget,
5811                                         GtkAllocation *allocation)
5812 {
5813   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->size_allocate (widget, allocation);
5814 }
5815
5816 static void
5817 set_sort_column (GtkFileChooserDefault *impl)
5818 {
5819   GtkTreeSortable *sortable;
5820
5821   sortable = GTK_TREE_SORTABLE (gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view)));
5822
5823   /* can happen when we're still populating the model */
5824   if (sortable == NULL)
5825     return;
5826
5827   gtk_tree_sortable_set_sort_column_id (sortable,
5828                                         impl->sort_column,
5829                                         impl->sort_order);
5830 }
5831
5832 static void
5833 settings_ensure (GtkFileChooserDefault *impl)
5834 {
5835   if (impl->settings != NULL)
5836     return;
5837
5838   impl->settings = g_settings_new_with_path ("org.gtk.Settings.FileChooser",
5839                                              "/org/gtk/settings/file-chooser/");
5840   g_settings_delay (impl->settings);
5841 }
5842
5843 static void
5844 settings_load (GtkFileChooserDefault *impl)
5845 {
5846   LocationMode location_mode;
5847   gboolean show_hidden;
5848   gboolean show_size_column;
5849   gint sort_column;
5850   GtkSortType sort_order;
5851
5852   settings_ensure (impl);
5853
5854   location_mode = g_settings_get_enum (impl->settings, SETTINGS_KEY_LOCATION_MODE);
5855   show_hidden = g_settings_get_boolean (impl->settings, SETTINGS_KEY_SHOW_HIDDEN);
5856   show_size_column = g_settings_get_boolean (impl->settings, SETTINGS_KEY_SHOW_SIZE_COLUMN);
5857   sort_column = g_settings_get_enum (impl->settings, SETTINGS_KEY_SORT_COLUMN);
5858   sort_order = g_settings_get_enum (impl->settings, SETTINGS_KEY_SORT_ORDER);
5859
5860   location_mode_set (impl, location_mode, TRUE);
5861
5862   gtk_file_chooser_set_show_hidden (GTK_FILE_CHOOSER (impl), show_hidden);
5863
5864   impl->show_size_column = show_size_column;
5865   gtk_tree_view_column_set_visible (impl->list_size_column, show_size_column);
5866
5867   impl->sort_column = sort_column;
5868   impl->sort_order = sort_order;
5869   /* We don't call set_sort_column() here as the models may not have been
5870    * created yet.  The individual functions that create and set the models will
5871    * call set_sort_column() themselves.
5872    */
5873 }
5874
5875 static void
5876 save_dialog_geometry (GtkFileChooserDefault *impl)
5877 {
5878   GtkWindow *toplevel;
5879   int x, y, width, height;
5880
5881   toplevel = get_toplevel (GTK_WIDGET (impl));
5882
5883   if (!(toplevel && GTK_IS_FILE_CHOOSER_DIALOG (toplevel)))
5884     return;
5885
5886   gtk_window_get_position (toplevel, &x, &y);
5887   gtk_window_get_size (toplevel, &width, &height);
5888
5889   g_settings_set (impl->settings, "window-position", "(ii)", x, y);
5890   g_settings_set (impl->settings, "window-size", "(ii)", width, height);
5891 }
5892
5893 static void
5894 settings_save (GtkFileChooserDefault *impl)
5895 {
5896   char *current_folder_uri;
5897
5898   settings_ensure (impl);
5899
5900   /* Current folder */
5901
5902   if (impl->current_folder)
5903     current_folder_uri = g_file_get_uri (impl->current_folder);
5904   else
5905     current_folder_uri = "";
5906
5907   g_settings_set_string (impl->settings, SETTINGS_KEY_LAST_FOLDER_URI, current_folder_uri);
5908
5909   if (impl->current_folder)
5910     g_free (current_folder_uri);
5911
5912   /* All the other state */
5913
5914   g_settings_set_enum (impl->settings, SETTINGS_KEY_LOCATION_MODE, impl->location_mode);
5915   g_settings_set_boolean (impl->settings, SETTINGS_KEY_SHOW_HIDDEN,
5916                           gtk_file_chooser_get_show_hidden (GTK_FILE_CHOOSER (impl)));
5917   g_settings_set_boolean (impl->settings, SETTINGS_KEY_SHOW_SIZE_COLUMN, impl->show_size_column);
5918   g_settings_set_enum (impl->settings, SETTINGS_KEY_SORT_COLUMN, impl->sort_column);
5919   g_settings_set_enum (impl->settings, SETTINGS_KEY_SORT_ORDER, impl->sort_order);
5920
5921   save_dialog_geometry (impl);
5922
5923   /* Now apply the settings */
5924   g_settings_apply (impl->settings);
5925
5926   g_object_unref (impl->settings);
5927   impl->settings = NULL;
5928 }
5929
5930 /* GtkWidget::realize method */
5931 static void
5932 gtk_file_chooser_default_realize (GtkWidget *widget)
5933 {
5934   GtkFileChooserDefault *impl;
5935
5936   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5937
5938   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->realize (widget);
5939
5940   emit_default_size_changed (impl);
5941 }
5942
5943 static GFile *
5944 get_file_for_last_folder_opened (GtkFileChooserDefault *impl)
5945 {
5946   char *last_folder_uri;
5947   GFile *file;
5948
5949   settings_ensure (impl);
5950
5951   last_folder_uri = g_settings_get_string (impl->settings, SETTINGS_KEY_LAST_FOLDER_URI);
5952
5953   /* If no last folder is set, we use the user's home directory, since
5954    * this is the starting point for most documents.
5955    */
5956   if (last_folder_uri[0] == '\0')
5957     file = g_file_new_for_path (g_get_home_dir ());
5958   else
5959     file = g_file_new_for_uri (last_folder_uri);
5960
5961   g_free (last_folder_uri);
5962
5963   return file;
5964 }
5965
5966 /* GtkWidget::map method */
5967 static void
5968 gtk_file_chooser_default_map (GtkWidget *widget)
5969 {
5970   GtkFileChooserDefault *impl;
5971
5972   profile_start ("start", NULL);
5973
5974   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
5975
5976   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->map (widget);
5977
5978   if (impl->operation_mode == OPERATION_MODE_BROWSE)
5979     {
5980       switch (impl->reload_state)
5981         {
5982         case RELOAD_EMPTY:
5983           recent_shortcut_handler (impl);
5984           break;
5985
5986         case RELOAD_HAS_FOLDER:
5987           /* Nothing; we are already loading or loaded, so we
5988            * don't need to reload
5989            */
5990           break;
5991
5992         default:
5993           g_assert_not_reached ();
5994       }
5995     }
5996
5997   volumes_bookmarks_changed_cb (impl->file_system, impl);
5998
5999   settings_load (impl);
6000
6001   profile_end ("end", NULL);
6002 }
6003
6004 /* GtkWidget::unmap method */
6005 static void
6006 gtk_file_chooser_default_unmap (GtkWidget *widget)
6007 {
6008   GtkFileChooserDefault *impl;
6009
6010   impl = GTK_FILE_CHOOSER_DEFAULT (widget);
6011
6012   settings_save (impl);
6013
6014   cancel_all_operations (impl);
6015   impl->reload_state = RELOAD_EMPTY;
6016
6017   GTK_WIDGET_CLASS (_gtk_file_chooser_default_parent_class)->unmap (widget);
6018 }
6019
6020 static void
6021 install_list_model_filter (GtkFileChooserDefault *impl)
6022 {
6023   _gtk_file_system_model_set_filter (impl->browse_files_model,
6024                                      impl->current_filter);
6025 }
6026
6027 #define COMPARE_DIRECTORIES                                                                                    \
6028   GtkFileChooserDefault *impl = user_data;                                                                     \
6029   GtkFileSystemModel *fs_model = GTK_FILE_SYSTEM_MODEL (model);                                                \
6030   gboolean dir_a, dir_b;                                                                                       \
6031                                                                                                                \
6032   dir_a = g_value_get_boolean (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_IS_FOLDER));           \
6033   dir_b = g_value_get_boolean (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_IS_FOLDER));           \
6034                                                                                                                \
6035   if (dir_a != dir_b)                                                                                          \
6036     return impl->list_sort_ascending ? (dir_a ? -1 : 1) : (dir_a ? 1 : -1) /* Directories *always* go first */
6037
6038 /* Sort callback for the filename column */
6039 static gint
6040 name_sort_func (GtkTreeModel *model,
6041                 GtkTreeIter  *a,
6042                 GtkTreeIter  *b,
6043                 gpointer      user_data)
6044 {
6045   COMPARE_DIRECTORIES;
6046   else
6047     {
6048       const char *key_a, *key_b;
6049       gint result;
6050
6051       key_a = g_value_get_string (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_NAME_COLLATED));
6052       key_b = g_value_get_string (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_NAME_COLLATED));
6053
6054       if (key_a && key_b)
6055         result = strcmp (key_a, key_b);
6056       else if (key_a)
6057         result = 1;
6058       else if (key_b)
6059         result = -1;
6060       else
6061         result = 0;
6062
6063       return result;
6064     }
6065 }
6066
6067 /* Sort callback for the size column */
6068 static gint
6069 size_sort_func (GtkTreeModel *model,
6070                 GtkTreeIter  *a,
6071                 GtkTreeIter  *b,
6072                 gpointer      user_data)
6073 {
6074   COMPARE_DIRECTORIES;
6075   else
6076     {
6077       gint64 size_a, size_b;
6078
6079       size_a = g_value_get_int64 (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_SIZE));
6080       size_b = g_value_get_int64 (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_SIZE));
6081
6082       return size_a < size_b ? -1 : (size_a == size_b ? 0 : 1);
6083     }
6084 }
6085
6086 /* Sort callback for the mtime column */
6087 static gint
6088 mtime_sort_func (GtkTreeModel *model,
6089                  GtkTreeIter  *a,
6090                  GtkTreeIter  *b,
6091                  gpointer      user_data)
6092 {
6093   COMPARE_DIRECTORIES;
6094   else
6095     {
6096       glong ta, tb;
6097
6098       ta = g_value_get_long (_gtk_file_system_model_get_value (fs_model, a, MODEL_COL_MTIME));
6099       tb = g_value_get_long (_gtk_file_system_model_get_value (fs_model, b, MODEL_COL_MTIME));
6100
6101       return ta < tb ? -1 : (ta == tb ? 0 : 1);
6102     }
6103 }
6104
6105 /* Callback used when the sort column changes.  We cache the sort order for use
6106  * in name_sort_func().
6107  */
6108 static void
6109 list_sort_column_changed_cb (GtkTreeSortable       *sortable,
6110                              GtkFileChooserDefault *impl)
6111 {
6112   gint sort_column_id;
6113   GtkSortType sort_type;
6114
6115   if (gtk_tree_sortable_get_sort_column_id (sortable, &sort_column_id, &sort_type))
6116     {
6117       impl->list_sort_ascending = (sort_type == GTK_SORT_ASCENDING);
6118       impl->sort_column = sort_column_id;
6119       impl->sort_order = sort_type;
6120     }
6121 }
6122
6123 static void
6124 set_busy_cursor (GtkFileChooserDefault *impl,
6125                  gboolean               busy)
6126 {
6127   GtkWidget *widget;
6128   GtkWindow *toplevel;
6129   GdkDisplay *display;
6130   GdkCursor *cursor;
6131
6132   toplevel = get_toplevel (GTK_WIDGET (impl));
6133   widget = GTK_WIDGET (toplevel);
6134   if (!toplevel || !gtk_widget_get_realized (widget))
6135     return;
6136
6137   display = gtk_widget_get_display (widget);
6138
6139   if (busy)
6140     cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
6141   else
6142     cursor = NULL;
6143
6144   gdk_window_set_cursor (gtk_widget_get_window (widget), cursor);
6145   gdk_display_flush (display);
6146
6147   if (cursor)
6148     g_object_unref (cursor);
6149 }
6150
6151 /* Creates a sort model to wrap the file system model and sets it on the tree view */
6152 static void
6153 load_set_model (GtkFileChooserDefault *impl)
6154 {
6155   profile_start ("start", NULL);
6156
6157   g_assert (impl->browse_files_model != NULL);
6158
6159   profile_msg ("    gtk_tree_view_set_model start", NULL);
6160   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
6161                            GTK_TREE_MODEL (impl->browse_files_model));
6162   gtk_tree_view_columns_autosize (GTK_TREE_VIEW (impl->browse_files_tree_view));
6163   gtk_tree_view_set_search_column (GTK_TREE_VIEW (impl->browse_files_tree_view),
6164                                    MODEL_COL_NAME);
6165   set_sort_column (impl);
6166   profile_msg ("    gtk_tree_view_set_model end", NULL);
6167   impl->list_sort_ascending = TRUE;
6168
6169   profile_end ("end", NULL);
6170 }
6171
6172 /* Timeout callback used when the loading timer expires */
6173 static gboolean
6174 load_timeout_cb (gpointer data)
6175 {
6176   GtkFileChooserDefault *impl;
6177
6178   profile_start ("start", NULL);
6179
6180   impl = GTK_FILE_CHOOSER_DEFAULT (data);
6181   g_assert (impl->load_state == LOAD_PRELOAD);
6182   g_assert (impl->load_timeout_id != 0);
6183   g_assert (impl->browse_files_model != NULL);
6184
6185   impl->load_timeout_id = 0;
6186   impl->load_state = LOAD_LOADING;
6187
6188   load_set_model (impl);
6189
6190   profile_end ("end", NULL);
6191
6192   return FALSE;
6193 }
6194
6195 /* Sets up a new load timer for the model and switches to the LOAD_PRELOAD state */
6196 static void
6197 load_setup_timer (GtkFileChooserDefault *impl)
6198 {
6199   g_assert (impl->load_timeout_id == 0);
6200   g_assert (impl->load_state != LOAD_PRELOAD);
6201
6202   impl->load_timeout_id = gdk_threads_add_timeout (MAX_LOADING_TIME, load_timeout_cb, impl);
6203   impl->load_state = LOAD_PRELOAD;
6204 }
6205
6206 /* Removes the load timeout and switches to the LOAD_FINISHED state */
6207 static void
6208 load_remove_timer (GtkFileChooserDefault *impl)
6209 {
6210   if (impl->load_timeout_id != 0)
6211     {
6212       g_assert (impl->load_state == LOAD_PRELOAD);
6213
6214       g_source_remove (impl->load_timeout_id);
6215       impl->load_timeout_id = 0;
6216       impl->load_state = LOAD_EMPTY;
6217     }
6218   else
6219     g_assert (impl->load_state == LOAD_EMPTY ||
6220               impl->load_state == LOAD_LOADING ||
6221               impl->load_state == LOAD_FINISHED);
6222 }
6223
6224 /* Selects the first row in the file list */
6225 static void
6226 browse_files_select_first_row (GtkFileChooserDefault *impl)
6227 {
6228   GtkTreePath *path;
6229   GtkTreeIter dummy_iter;
6230   GtkTreeModel *tree_model;
6231
6232   tree_model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
6233
6234   if (!tree_model)
6235     return;
6236
6237   path = gtk_tree_path_new_from_indices (0, -1);
6238
6239   /* If the list is empty, do nothing. */
6240   if (gtk_tree_model_get_iter (tree_model, &dummy_iter, path))
6241       gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view), path, NULL, FALSE);
6242
6243   gtk_tree_path_free (path);
6244 }
6245
6246 struct center_selected_row_closure {
6247   GtkFileChooserDefault *impl;
6248   gboolean already_centered;
6249 };
6250
6251 /* Callback used from gtk_tree_selection_selected_foreach(); centers the
6252  * selected row in the tree view.
6253  */
6254 static void
6255 center_selected_row_foreach_cb (GtkTreeModel      *model,
6256                                 GtkTreePath       *path,
6257                                 GtkTreeIter       *iter,
6258                                 gpointer           data)
6259 {
6260   struct center_selected_row_closure *closure;
6261
6262   closure = data;
6263   if (closure->already_centered)
6264     return;
6265
6266   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (closure->impl->browse_files_tree_view), path, NULL, TRUE, 0.5, 0.0);
6267   closure->already_centered = TRUE;
6268 }
6269
6270 /* Centers the selected row in the tree view */
6271 static void
6272 browse_files_center_selected_row (GtkFileChooserDefault *impl)
6273 {
6274   struct center_selected_row_closure closure;
6275   GtkTreeSelection *selection;
6276
6277   closure.impl = impl;
6278   closure.already_centered = FALSE;
6279
6280   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6281   gtk_tree_selection_selected_foreach (selection, center_selected_row_foreach_cb, &closure);
6282 }
6283
6284 static gboolean
6285 show_and_select_files (GtkFileChooserDefault *impl,
6286                        GSList                *files)
6287 {
6288   GtkTreeSelection *selection;
6289   GtkFileSystemModel *fsmodel;
6290   gboolean enabled_hidden, removed_filters;
6291   gboolean selected_a_file;
6292   GSList *walk;
6293
6294   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6295   fsmodel = GTK_FILE_SYSTEM_MODEL (gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view)));
6296
6297   enabled_hidden = impl->show_hidden;
6298   removed_filters = (impl->current_filter == NULL);
6299
6300   selected_a_file = FALSE;
6301
6302   for (walk = files; walk; walk = walk->next)
6303     {
6304       GFile *file = walk->data;
6305       GtkTreeIter iter;
6306
6307       /* Is it a hidden file? */
6308
6309       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6310         continue;
6311
6312       if (!_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6313         {
6314           GFileInfo *info = _gtk_file_system_model_get_info (fsmodel, &iter);
6315
6316           if (!enabled_hidden &&
6317               (g_file_info_get_is_hidden (info) ||
6318                g_file_info_get_is_backup (info)))
6319             {
6320               g_object_set (impl, "show-hidden", TRUE, NULL);
6321               enabled_hidden = TRUE;
6322             }
6323         }
6324
6325       /* Is it a filtered file? */
6326
6327       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6328         continue; /* re-get the iter as it may change when the model refilters */
6329
6330       if (!_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6331         {
6332           /* Maybe we should have a way to ask the fsmodel if it had filtered a file */
6333           if (!removed_filters)
6334             {
6335               set_current_filter (impl, NULL);
6336               removed_filters = TRUE;
6337             }
6338         }
6339
6340       /* Okay, can we select the file now? */
6341
6342       if (!_gtk_file_system_model_get_iter_for_file (fsmodel, &iter, file))
6343         continue;
6344
6345       if (_gtk_file_system_model_iter_is_visible (fsmodel, &iter))
6346         {
6347           GtkTreePath *path;
6348
6349           gtk_tree_selection_select_iter (selection, &iter);
6350
6351           path = gtk_tree_model_get_path (GTK_TREE_MODEL (fsmodel), &iter);
6352           gtk_tree_view_set_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view),
6353                                     path, NULL, FALSE);
6354           gtk_tree_path_free (path);
6355
6356           selected_a_file = TRUE;
6357         }
6358     }
6359
6360   browse_files_center_selected_row (impl);
6361
6362   return selected_a_file;
6363 }
6364
6365 /* Processes the pending operation when a folder is finished loading */
6366 static void
6367 pending_select_files_process (GtkFileChooserDefault *impl)
6368 {
6369   g_assert (impl->load_state == LOAD_FINISHED);
6370   g_assert (impl->browse_files_model != NULL);
6371
6372   if (impl->pending_select_files)
6373     {
6374       show_and_select_files (impl, impl->pending_select_files);
6375       pending_select_files_free (impl);
6376       browse_files_center_selected_row (impl);
6377     }
6378   else
6379     {
6380       /* We only select the first row if the chooser is actually mapped ---
6381        * selecting the first row is to help the user when he is interacting with
6382        * the chooser, but sometimes a chooser works not on behalf of the user,
6383        * but rather on behalf of something else like GtkFileChooserButton.  In
6384        * that case, the chooser's selection should be what the caller expects,
6385        * as the user can't see that something else got selected.  See bug #165264.
6386        */
6387       if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN &&
6388           gtk_widget_get_mapped (GTK_WIDGET (impl)))
6389         browse_files_select_first_row (impl);
6390     }
6391
6392   g_assert (impl->pending_select_files == NULL);
6393 }
6394
6395 static void
6396 show_error_on_reading_current_folder (GtkFileChooserDefault *impl, GError *error)
6397 {
6398   GFileInfo *info;
6399   char *msg;
6400
6401   info = g_file_query_info (impl->current_folder,
6402                             G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME,
6403                             G_FILE_QUERY_INFO_NONE,
6404                             NULL,
6405                             NULL);
6406   if (info)
6407     {
6408       msg = g_strdup_printf (_("Could not read the contents of %s"), g_file_info_get_display_name (info));
6409       g_object_unref (info);
6410     }
6411   else
6412     msg = g_strdup (_("Could not read the contents of the folder"));
6413
6414   error_message (impl, msg, error->message);
6415   g_free (msg);
6416 }
6417
6418 /* Callback used when the file system model finishes loading */
6419 static void
6420 browse_files_model_finished_loading_cb (GtkFileSystemModel    *model,
6421                                         GError                *error,
6422                                         GtkFileChooserDefault *impl)
6423 {
6424   profile_start ("start", NULL);
6425
6426   if (error)
6427     show_error_on_reading_current_folder (impl, error);
6428
6429   if (impl->load_state == LOAD_PRELOAD)
6430     {
6431       load_remove_timer (impl);
6432       load_set_model (impl);
6433     }
6434   else if (impl->load_state == LOAD_LOADING)
6435     {
6436       /* Nothing */
6437     }
6438   else
6439     {
6440       /* We can't g_assert_not_reached(), as something other than us may have
6441        *  initiated a folder reload.  See #165556.
6442        */
6443       profile_end ("end", NULL);
6444       return;
6445     }
6446
6447   g_assert (impl->load_timeout_id == 0);
6448
6449   impl->load_state = LOAD_FINISHED;
6450
6451   pending_select_files_process (impl);
6452   set_busy_cursor (impl, FALSE);
6453 #ifdef PROFILE_FILE_CHOOSER
6454   access ("MARK: *** FINISHED LOADING", F_OK);
6455 #endif
6456
6457   profile_end ("end", NULL);
6458 }
6459
6460 static void
6461 stop_loading_and_clear_list_model (GtkFileChooserDefault *impl,
6462                                    gboolean remove_from_treeview)
6463 {
6464   load_remove_timer (impl); /* This changes the state to LOAD_EMPTY */
6465
6466   if (impl->browse_files_model)
6467     {
6468       g_object_unref (impl->browse_files_model);
6469       impl->browse_files_model = NULL;
6470     }
6471
6472   if (remove_from_treeview)
6473     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
6474 }
6475
6476 static char *
6477 my_g_format_time_for_display (glong secs)
6478 {
6479   GDate mtime, now;
6480   gint days_diff;
6481   struct tm tm_mtime;
6482   time_t time_mtime, time_now;
6483   const gchar *format;
6484   gchar *locale_format = NULL;
6485   gchar buf[256];
6486   char *date_str = NULL;
6487 #ifdef G_OS_WIN32
6488   const char *locale, *dot = NULL;
6489   gint64 codepage = -1;
6490   char charset[20];
6491 #endif
6492
6493   time_mtime = secs;
6494
6495 #ifdef HAVE_LOCALTIME_R
6496   localtime_r ((time_t *) &time_mtime, &tm_mtime);
6497 #else
6498   {
6499     struct tm *ptm = localtime ((time_t *) &time_mtime);
6500
6501     if (!ptm)
6502       {
6503         g_warning ("ptm != NULL failed");
6504
6505         return g_strdup (_("Unknown"));
6506       }
6507     else
6508       memcpy ((void *) &tm_mtime, (void *) ptm, sizeof (struct tm));
6509   }
6510 #endif /* HAVE_LOCALTIME_R */
6511
6512   g_date_set_time_t (&mtime, time_mtime);
6513   time_now = time (NULL);
6514   g_date_set_time_t (&now, time_now);
6515
6516   days_diff = g_date_get_julian (&now) - g_date_get_julian (&mtime);
6517
6518   /* Translators: %H means "hours" and %M means "minutes" */
6519   if (days_diff == 0)
6520     format = _("%H:%M");
6521   else if (days_diff == 1)
6522     format = _("Yesterday at %H:%M");
6523   else
6524     {
6525       if (days_diff > 1 && days_diff < 7)
6526         format = "%A"; /* Days from last week */
6527       else
6528         format = "%x"; /* Any other date */
6529     }
6530
6531 #ifdef G_OS_WIN32
6532   /* g_locale_from_utf8() returns a string in the system
6533    * code-page, which is not always the same as that used by the C
6534    * library. For instance when running a GTK+ program with
6535    * LANG=ko on an English version of Windows, the system
6536    * code-page is 1252, but the code-page used by the C library is
6537    * 949. (It's GTK+ itself that sets the C library locale when it
6538    * notices the LANG environment variable. See gtkmain.c The
6539    * Microsoft C library doesn't look at any locale environment
6540    * variables.) We need to pass strftime() a string in the C
6541    * library's code-page. See bug #509885.
6542    */
6543   locale = setlocale (LC_ALL, NULL);
6544   if (locale != NULL)
6545     dot = strchr (locale, '.');
6546   if (dot != NULL)
6547     {
6548       codepage = g_ascii_strtoll (dot+1, NULL, 10);
6549
6550       /* All codepages should fit in 16 bits AFAIK */
6551       if (codepage > 0 && codepage < 65536)
6552         {
6553           sprintf (charset, "CP%u", (guint) codepage);
6554           locale_format = g_convert (format, -1, charset, "UTF-8", NULL, NULL, NULL);
6555         }
6556     }
6557 #else
6558   locale_format = g_locale_from_utf8 (format, -1, NULL, NULL, NULL);
6559 #endif
6560   if (locale_format != NULL &&
6561       strftime (buf, sizeof (buf), locale_format, &tm_mtime) != 0)
6562     {
6563 #ifdef G_OS_WIN32
6564       /* As above but in opposite direction... */
6565       if (codepage > 0 && codepage < 65536)
6566         date_str = g_convert (buf, -1, "UTF-8", charset, NULL, NULL, NULL);
6567 #else
6568       date_str = g_locale_to_utf8 (buf, -1, NULL, NULL, NULL);
6569 #endif
6570     }
6571
6572   if (date_str == NULL)
6573     date_str = g_strdup (_("Unknown"));
6574
6575   g_free (locale_format);
6576   return date_str;
6577 }
6578
6579 static void
6580 copy_attribute (GFileInfo *to, GFileInfo *from, const char *attribute)
6581 {
6582   GFileAttributeType type;
6583   gpointer value;
6584
6585   if (g_file_info_get_attribute_data (from, attribute, &type, &value, NULL))
6586     g_file_info_set_attribute (to, attribute, type, value);
6587 }
6588
6589 static void
6590 file_system_model_got_thumbnail (GObject *object, GAsyncResult *res, gpointer data)
6591 {
6592   GtkFileSystemModel *model = data; /* might be unreffed if operation was cancelled */
6593   GFile *file = G_FILE (object);
6594   GFileInfo *queried, *info;
6595   GtkTreeIter iter;
6596
6597   queried = g_file_query_info_finish (file, res, NULL);
6598   if (queried == NULL)
6599     return;
6600
6601   GDK_THREADS_ENTER ();
6602
6603   /* now we know model is valid */
6604
6605   /* file was deleted */
6606   if (!_gtk_file_system_model_get_iter_for_file (model, &iter, file))
6607     {
6608       GDK_THREADS_LEAVE ();
6609       return;
6610     }
6611
6612   info = g_file_info_dup (_gtk_file_system_model_get_info (model, &iter));
6613
6614   copy_attribute (info, queried, G_FILE_ATTRIBUTE_THUMBNAIL_PATH);
6615   copy_attribute (info, queried, G_FILE_ATTRIBUTE_THUMBNAILING_FAILED);
6616   copy_attribute (info, queried, G_FILE_ATTRIBUTE_STANDARD_ICON);
6617
6618   _gtk_file_system_model_update_file (model, file, info, FALSE);
6619
6620   g_object_unref (info);
6621
6622   GDK_THREADS_LEAVE ();
6623 }
6624
6625 static gboolean
6626 file_system_model_set (GtkFileSystemModel *model,
6627                        GFile              *file,
6628                        GFileInfo          *info,
6629                        int                 column,
6630                        GValue             *value,
6631                        gpointer            data)
6632 {
6633   GtkFileChooserDefault *impl = data;
6634
6635   switch (column)
6636     {
6637     case MODEL_COL_FILE:
6638       g_value_set_object (value, file);
6639       break;
6640     case MODEL_COL_NAME:
6641       if (info == NULL)
6642         g_value_set_string (value, DEFAULT_NEW_FOLDER_NAME);
6643       else
6644         g_value_set_string (value, g_file_info_get_display_name (info));
6645       break;
6646     case MODEL_COL_NAME_COLLATED:
6647       if (info == NULL)
6648         g_value_take_string (value, g_utf8_collate_key_for_filename (DEFAULT_NEW_FOLDER_NAME, -1));
6649       else
6650         g_value_take_string (value, g_utf8_collate_key_for_filename (g_file_info_get_display_name (info), -1));
6651       break;
6652     case MODEL_COL_IS_FOLDER:
6653       g_value_set_boolean (value, info == NULL || _gtk_file_info_consider_as_directory (info));
6654       break;
6655     case MODEL_COL_PIXBUF:
6656       if (info)
6657         {
6658           if (g_file_info_has_attribute (info, G_FILE_ATTRIBUTE_STANDARD_ICON))
6659             {
6660               g_value_take_object (value, _gtk_file_info_render_icon (info, GTK_WIDGET (impl), impl->icon_size));
6661             }
6662           else
6663             {
6664               GtkTreeModel *tree_model;
6665               GtkTreePath *path, *start, *end;
6666               GtkTreeIter iter;
6667
6668               if (impl->browse_files_tree_view == NULL ||
6669                   g_file_info_has_attribute (info, "filechooser::queried"))
6670                 return FALSE;
6671
6672               tree_model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
6673               if (tree_model != GTK_TREE_MODEL (model))
6674                 return FALSE;
6675
6676               if (!_gtk_file_system_model_get_iter_for_file (model,
6677                                                              &iter,
6678                                                              file))
6679                 g_assert_not_reached ();
6680               if (!gtk_tree_view_get_visible_range (GTK_TREE_VIEW (impl->browse_files_tree_view), &start, &end))
6681                 return FALSE;
6682               path = gtk_tree_model_get_path (tree_model, &iter);
6683               if (gtk_tree_path_compare (start, path) != 1 &&
6684                   gtk_tree_path_compare (path, end) != 1)
6685                 {
6686                   g_file_info_set_attribute_boolean (info, "filechooser::queried", TRUE);
6687                   g_file_query_info_async (file,
6688                                            G_FILE_ATTRIBUTE_THUMBNAIL_PATH ","
6689                                            G_FILE_ATTRIBUTE_THUMBNAILING_FAILED ","
6690                                            G_FILE_ATTRIBUTE_STANDARD_ICON,
6691                                            G_FILE_QUERY_INFO_NONE,
6692                                            G_PRIORITY_DEFAULT,
6693                                            _gtk_file_system_model_get_cancellable (model),
6694                                            file_system_model_got_thumbnail,
6695                                            model);
6696                 }
6697               gtk_tree_path_free (path);
6698               gtk_tree_path_free (start);
6699               gtk_tree_path_free (end);
6700               return FALSE;
6701             }
6702         }
6703       else
6704         g_value_set_object (value, NULL);
6705       break;
6706     case MODEL_COL_SIZE:
6707       g_value_set_int64 (value, info ? g_file_info_get_size (info) : 0);
6708       break;
6709     case MODEL_COL_SIZE_TEXT:
6710       if (info == NULL || _gtk_file_info_consider_as_directory (info))
6711         g_value_set_string (value, NULL);
6712       else
6713         g_value_take_string (value, g_format_size_for_display (g_file_info_get_size (info)));
6714       break;
6715     case MODEL_COL_MTIME:
6716     case MODEL_COL_MTIME_TEXT:
6717       {
6718         GTimeVal tv;
6719         if (info == NULL)
6720           break;
6721         g_file_info_get_modification_time (info, &tv);
6722         if (column == MODEL_COL_MTIME)
6723           g_value_set_long (value, tv.tv_sec);
6724         else if (tv.tv_sec == 0)
6725           g_value_set_static_string (value, _("Unknown"));
6726         else
6727           g_value_take_string (value, my_g_format_time_for_display (tv.tv_sec));
6728         break;
6729       }
6730     case MODEL_COL_ELLIPSIZE:
6731       g_value_set_enum (value, info ? PANGO_ELLIPSIZE_END : PANGO_ELLIPSIZE_NONE);
6732       break;
6733     default:
6734       g_assert_not_reached ();
6735       break;
6736     }
6737
6738   return TRUE;
6739 }
6740
6741 /* Gets rid of the old list model and creates a new one for the current folder */
6742 static gboolean
6743 set_list_model (GtkFileChooserDefault *impl,
6744                 GError               **error)
6745 {
6746   g_assert (impl->current_folder != NULL);
6747
6748   profile_start ("start", NULL);
6749
6750   stop_loading_and_clear_list_model (impl, TRUE);
6751
6752   set_busy_cursor (impl, TRUE);
6753
6754   impl->browse_files_model =
6755     _gtk_file_system_model_new_for_directory (impl->current_folder,
6756                                               MODEL_ATTRIBUTES,
6757                                               file_system_model_set,
6758                                               impl,
6759                                               MODEL_COLUMN_TYPES);
6760
6761   _gtk_file_system_model_set_show_hidden (impl->browse_files_model, impl->show_hidden);
6762
6763   profile_msg ("    set sort function", NULL);
6764   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_NAME, name_sort_func, impl, NULL);
6765   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_SIZE, size_sort_func, impl, NULL);
6766   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), MODEL_COL_MTIME, mtime_sort_func, impl, NULL);
6767   gtk_tree_sortable_set_default_sort_func (GTK_TREE_SORTABLE (impl->browse_files_model), NULL, NULL, NULL);
6768   set_sort_column (impl);
6769   impl->list_sort_ascending = TRUE;
6770   g_signal_connect (impl->browse_files_model, "sort-column-changed",
6771                     G_CALLBACK (list_sort_column_changed_cb), impl);
6772
6773   load_setup_timer (impl); /* This changes the state to LOAD_PRELOAD */
6774
6775   g_signal_connect (impl->browse_files_model, "finished-loading",
6776                     G_CALLBACK (browse_files_model_finished_loading_cb), impl);
6777
6778   install_list_model_filter (impl);
6779
6780   profile_end ("end", NULL);
6781
6782   return TRUE;
6783 }
6784
6785 struct update_chooser_entry_selected_foreach_closure {
6786   int num_selected;
6787   GtkTreeIter first_selected_iter;
6788 };
6789
6790 static gint
6791 compare_utf8_filenames (const gchar *a,
6792                         const gchar *b)
6793 {
6794   gchar *a_folded, *b_folded;
6795   gint retval;
6796
6797   a_folded = g_utf8_strdown (a, -1);
6798   b_folded = g_utf8_strdown (b, -1);
6799
6800   retval = strcmp (a_folded, b_folded);
6801
6802   g_free (a_folded);
6803   g_free (b_folded);
6804
6805   return retval;
6806 }
6807
6808 static void
6809 update_chooser_entry_selected_foreach (GtkTreeModel *model,
6810                                        GtkTreePath *path,
6811                                        GtkTreeIter *iter,
6812                                        gpointer data)
6813 {
6814   struct update_chooser_entry_selected_foreach_closure *closure;
6815
6816   closure = data;
6817   closure->num_selected++;
6818
6819   if (closure->num_selected == 1)
6820     closure->first_selected_iter = *iter;
6821 }
6822
6823 static void
6824 update_chooser_entry (GtkFileChooserDefault *impl)
6825 {
6826   GtkTreeSelection *selection;
6827   struct update_chooser_entry_selected_foreach_closure closure;
6828
6829   /* no need to update the file chooser's entry if there's no entry */
6830   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
6831       !impl->location_entry)
6832     return;
6833
6834   if (!(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
6835         || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
6836         || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
6837              || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
6838             && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)))
6839     return;
6840
6841   g_assert (impl->location_entry != NULL);
6842
6843   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
6844   closure.num_selected = 0;
6845   gtk_tree_selection_selected_foreach (selection, update_chooser_entry_selected_foreach, &closure);
6846
6847   if (closure.num_selected == 0)
6848     {
6849       if (impl->operation_mode == OPERATION_MODE_RECENT)
6850         _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), NULL);
6851       else
6852         goto maybe_clear_entry;
6853     }
6854   else if (closure.num_selected == 1)
6855     {
6856       if (impl->operation_mode == OPERATION_MODE_BROWSE)
6857         {
6858           GFileInfo *info;
6859           gboolean change_entry;
6860
6861           info = _gtk_file_system_model_get_info (impl->browse_files_model, &closure.first_selected_iter);
6862
6863           /* If the cursor moved to the row of the newly created folder,
6864            * retrieving info will return NULL.
6865            */
6866           if (!info)
6867             return;
6868
6869           g_free (impl->browse_files_last_selected_name);
6870           impl->browse_files_last_selected_name =
6871             g_strdup (g_file_info_get_display_name (info));
6872
6873           if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
6874               impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
6875               impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
6876             {
6877               /* Don't change the name when clicking on a folder... */
6878               change_entry = (! _gtk_file_info_consider_as_directory (info));
6879             }
6880           else
6881             change_entry = TRUE; /* ... unless we are in SELECT_FOLDER mode */
6882
6883           if (change_entry)
6884             {
6885               _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), impl->browse_files_last_selected_name);
6886
6887               if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
6888                 _gtk_file_chooser_entry_select_filename (GTK_FILE_CHOOSER_ENTRY (impl->location_entry));
6889             }
6890
6891           return;
6892         }
6893       else if (impl->operation_mode == OPERATION_MODE_RECENT
6894                && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
6895         {
6896           GFile *folder;
6897
6898           /* Set the base folder on the name entry, so it will do completion relative to the correct recent-folder */
6899
6900           gtk_tree_model_get (GTK_TREE_MODEL (impl->recent_model), &closure.first_selected_iter,
6901                               MODEL_COL_FILE, &folder,
6902                               -1);
6903           _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), folder);
6904           g_object_unref (folder);
6905           return;
6906         }
6907     }
6908   else
6909     {
6910       g_assert (!(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
6911                   impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER));
6912
6913       /* Multiple selection, so just clear the entry. */
6914       g_free (impl->browse_files_last_selected_name);
6915       impl->browse_files_last_selected_name = NULL;
6916
6917       _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
6918       return;
6919     }
6920
6921  maybe_clear_entry:
6922
6923   if ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
6924       && impl->browse_files_last_selected_name)
6925     {
6926       const char *entry_text;
6927       int len;
6928       gboolean clear_entry;
6929
6930       entry_text = gtk_entry_get_text (GTK_ENTRY (impl->location_entry));
6931       len = strlen (entry_text);
6932       if (len != 0)
6933         {
6934           /* The file chooser entry may have appended a "/" to its text.
6935            * So take it out, and compare the result to the old selection.
6936            */
6937           if (entry_text[len - 1] == G_DIR_SEPARATOR)
6938             {
6939               gchar *tmp;
6940
6941               tmp = g_strndup (entry_text, len - 1);
6942               clear_entry = (compare_utf8_filenames (impl->browse_files_last_selected_name, tmp) == 0);
6943               g_free (tmp);
6944             }
6945           else
6946             clear_entry = (compare_utf8_filenames (impl->browse_files_last_selected_name, entry_text) == 0);
6947         }
6948       else
6949         clear_entry = FALSE;
6950
6951       if (clear_entry)
6952         _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
6953     }
6954 }
6955
6956 static gboolean
6957 gtk_file_chooser_default_set_current_folder (GtkFileChooser  *chooser,
6958                                              GFile           *file,
6959                                              GError         **error)
6960 {
6961   return gtk_file_chooser_default_update_current_folder (chooser, file, FALSE, FALSE, error);
6962 }
6963
6964
6965 struct UpdateCurrentFolderData
6966 {
6967   GtkFileChooserDefault *impl;
6968   GFile *file;
6969   gboolean keep_trail;
6970   gboolean clear_entry;
6971   GFile *original_file;
6972   GError *original_error;
6973 };
6974
6975 static void
6976 update_current_folder_mount_enclosing_volume_cb (GCancellable        *cancellable,
6977                                                  GtkFileSystemVolume *volume,
6978                                                  const GError        *error,
6979                                                  gpointer             user_data)
6980 {
6981   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
6982   struct UpdateCurrentFolderData *data = user_data;
6983   GtkFileChooserDefault *impl = data->impl;
6984
6985   if (cancellable != impl->update_current_folder_cancellable)
6986     goto out;
6987
6988   impl->update_current_folder_cancellable = NULL;
6989   set_busy_cursor (impl, FALSE);
6990
6991   if (cancelled)
6992     goto out;
6993
6994   if (error)
6995     {
6996       error_changing_folder_dialog (data->impl, data->file, g_error_copy (error));
6997       impl->reload_state = RELOAD_EMPTY;
6998       goto out;
6999     }
7000
7001   change_folder_and_display_error (impl, data->file, data->clear_entry);
7002
7003 out:
7004   g_object_unref (data->file);
7005   g_free (data);
7006
7007   g_object_unref (cancellable);
7008 }
7009
7010 static void
7011 update_current_folder_get_info_cb (GCancellable *cancellable,
7012                                    GFileInfo    *info,
7013                                    const GError *error,
7014                                    gpointer      user_data)
7015 {
7016   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7017   struct UpdateCurrentFolderData *data = user_data;
7018   GtkFileChooserDefault *impl = data->impl;
7019
7020   if (cancellable != impl->update_current_folder_cancellable)
7021     goto out;
7022
7023   impl->update_current_folder_cancellable = NULL;
7024   impl->reload_state = RELOAD_EMPTY;
7025
7026   set_busy_cursor (impl, FALSE);
7027
7028   if (cancelled)
7029     goto out;
7030
7031   if (error)
7032     {
7033       GFile *parent_file;
7034
7035       if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_NOT_MOUNTED))
7036         {
7037           GMountOperation *mount_operation;
7038           GtkWidget *toplevel;
7039
7040           g_object_unref (cancellable);
7041           toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
7042
7043           mount_operation = gtk_mount_operation_new (GTK_WINDOW (toplevel));
7044
7045           set_busy_cursor (impl, TRUE);
7046
7047           impl->update_current_folder_cancellable =
7048             _gtk_file_system_mount_enclosing_volume (impl->file_system, data->file,
7049                                                      mount_operation,
7050                                                      update_current_folder_mount_enclosing_volume_cb,
7051                                                      data);
7052
7053           return;
7054         }
7055
7056       if (!data->original_file)
7057         {
7058           data->original_file = g_object_ref (data->file);
7059           data->original_error = g_error_copy (error);
7060         }
7061
7062       parent_file = g_file_get_parent (data->file);
7063
7064       /* get parent path and try to change the folder to that */
7065       if (parent_file)
7066         {
7067           g_object_unref (data->file);
7068           data->file = parent_file;
7069
7070           g_object_unref (cancellable);
7071
7072           /* restart the update current folder operation */
7073           impl->reload_state = RELOAD_HAS_FOLDER;
7074
7075           impl->update_current_folder_cancellable =
7076             _gtk_file_system_get_info (impl->file_system, data->file,
7077                                        "standard::type",
7078                                        update_current_folder_get_info_cb,
7079                                        data);
7080
7081           set_busy_cursor (impl, TRUE);
7082
7083           return;
7084         }
7085       else
7086         {
7087           /* Error and bail out, ignoring "not found" errors since they're useless:
7088            * they only happen when a program defaults to a folder that has been (re)moved.
7089            */
7090           if (!g_error_matches (data->original_error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
7091             error_changing_folder_dialog (impl, data->original_file, data->original_error);
7092           else
7093             g_error_free (data->original_error);
7094
7095           g_object_unref (data->original_file);
7096
7097           goto out;
7098         }
7099     }
7100
7101   if (data->original_file)
7102     {
7103       /* Error and bail out, ignoring "not found" errors since they're useless:
7104        * they only happen when a program defaults to a folder that has been (re)moved.
7105        */
7106       if (!g_error_matches (data->original_error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
7107         error_changing_folder_dialog (impl, data->original_file, data->original_error);
7108       else
7109         g_error_free (data->original_error);
7110
7111       g_object_unref (data->original_file);
7112     }
7113
7114   if (! _gtk_file_info_consider_as_directory (info))
7115     goto out;
7116
7117   if (!_gtk_path_bar_set_file (GTK_PATH_BAR (impl->browse_path_bar), data->file, data->keep_trail, NULL))
7118     goto out;
7119
7120   if (impl->current_folder != data->file)
7121     {
7122       if (impl->current_folder)
7123         g_object_unref (impl->current_folder);
7124
7125       impl->current_folder = g_object_ref (data->file);
7126     }
7127
7128   impl->reload_state = RELOAD_HAS_FOLDER;
7129
7130   /* Update the widgets that may trigger a folder change themselves.  */
7131
7132   if (!impl->changing_folder)
7133     {
7134       impl->changing_folder = TRUE;
7135
7136       shortcuts_update_current_folder (impl);
7137
7138       impl->changing_folder = FALSE;
7139     }
7140
7141   /* Set the folder on the save entry */
7142
7143   if (impl->location_entry)
7144     {
7145       _gtk_file_chooser_entry_set_base_folder (GTK_FILE_CHOOSER_ENTRY (impl->location_entry),
7146                                                impl->current_folder);
7147
7148       if (data->clear_entry)
7149         _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
7150     }
7151
7152   /* Create a new list model.  This is slightly evil; we store the result value
7153    * but perform more actions rather than returning immediately even if it
7154    * generates an error.
7155    */
7156   set_list_model (impl, NULL);
7157
7158   /* Refresh controls */
7159
7160   shortcuts_find_current_folder (impl);
7161
7162   g_signal_emit_by_name (impl, "current-folder-changed", 0);
7163
7164   check_preview_change (impl);
7165   bookmarks_check_add_sensitivity (impl);
7166
7167   g_signal_emit_by_name (impl, "selection-changed", 0);
7168
7169 out:
7170   g_object_unref (data->file);
7171   g_free (data);
7172
7173   g_object_unref (cancellable);
7174 }
7175
7176 static gboolean
7177 gtk_file_chooser_default_update_current_folder (GtkFileChooser    *chooser,
7178                                                 GFile             *file,
7179                                                 gboolean           keep_trail,
7180                                                 gboolean           clear_entry,
7181                                                 GError           **error)
7182 {
7183   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7184   struct UpdateCurrentFolderData *data;
7185
7186   profile_start ("start", NULL);
7187
7188   g_object_ref (file);
7189
7190   operation_mode_set (impl, OPERATION_MODE_BROWSE);
7191
7192   if (impl->local_only && !g_file_is_native (file))
7193     {
7194       g_set_error_literal (error,
7195                            GTK_FILE_CHOOSER_ERROR,
7196                            GTK_FILE_CHOOSER_ERROR_BAD_FILENAME,
7197                            _("Cannot change to folder because it is not local"));
7198
7199       g_object_unref (file);
7200       profile_end ("end - not local", NULL);
7201       return FALSE;
7202     }
7203
7204   if (impl->update_current_folder_cancellable)
7205     g_cancellable_cancel (impl->update_current_folder_cancellable);
7206
7207   /* Test validity of path here.  */
7208   data = g_new0 (struct UpdateCurrentFolderData, 1);
7209   data->impl = impl;
7210   data->file = g_object_ref (file);
7211   data->keep_trail = keep_trail;
7212   data->clear_entry = clear_entry;
7213
7214   impl->reload_state = RELOAD_HAS_FOLDER;
7215
7216   impl->update_current_folder_cancellable =
7217     _gtk_file_system_get_info (impl->file_system, file,
7218                                "standard::type",
7219                                update_current_folder_get_info_cb,
7220                                data);
7221
7222   set_busy_cursor (impl, TRUE);
7223   g_object_unref (file);
7224
7225   profile_end ("end", NULL);
7226   return TRUE;
7227 }
7228
7229 static GFile *
7230 gtk_file_chooser_default_get_current_folder (GtkFileChooser *chooser)
7231 {
7232   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7233
7234   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7235       impl->operation_mode == OPERATION_MODE_RECENT)
7236     return NULL;
7237
7238   if (impl->reload_state == RELOAD_EMPTY)
7239     {
7240       /* We are unmapped, or we had an error while loading the last folder.
7241        * We'll return the folder used by the last invocation of the file chooser
7242        * since once we get (re)mapped, we'll load *that* folder anyway unless
7243        * the caller explicitly calls set_current_folder() on us.
7244        */
7245       return get_file_for_last_folder_opened (impl);
7246     }
7247
7248   if (impl->current_folder)
7249     return g_object_ref (impl->current_folder);
7250
7251   return NULL;
7252 }
7253
7254 static void
7255 gtk_file_chooser_default_set_current_name (GtkFileChooser *chooser,
7256                                            const gchar    *name)
7257 {
7258   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7259
7260   g_return_if_fail (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7261                     impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER);
7262
7263   pending_select_files_free (impl);
7264   _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), name);
7265 }
7266
7267 static gboolean
7268 gtk_file_chooser_default_select_file (GtkFileChooser  *chooser,
7269                                       GFile           *file,
7270                                       GError         **error)
7271 {
7272   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7273   GFile *parent_file;
7274   gboolean same_path;
7275
7276   parent_file = g_file_get_parent (file);
7277
7278   if (!parent_file)
7279     return gtk_file_chooser_set_current_folder_file (chooser, file, error);
7280
7281   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7282       impl->operation_mode == OPERATION_MODE_RECENT ||
7283       impl->load_state == LOAD_EMPTY)
7284     {
7285       same_path = FALSE;
7286     }
7287   else
7288     {
7289       g_assert (impl->current_folder != NULL);
7290
7291       same_path = g_file_equal (parent_file, impl->current_folder);
7292     }
7293
7294   if (same_path && impl->load_state == LOAD_FINISHED)
7295     {
7296       gboolean result;
7297       GSList files;
7298
7299       files.data = (gpointer) file;
7300       files.next = NULL;
7301
7302       result = show_and_select_files (impl, &files);
7303       g_object_unref (parent_file);
7304       return result;
7305     }
7306
7307   pending_select_files_add (impl, file);
7308
7309   if (!same_path)
7310     {
7311       gboolean result;
7312
7313       result = gtk_file_chooser_set_current_folder_file (chooser, parent_file, error);
7314       g_object_unref (parent_file);
7315       return result;
7316     }
7317
7318   g_object_unref (parent_file);
7319   return TRUE;
7320 }
7321
7322 static void
7323 gtk_file_chooser_default_unselect_file (GtkFileChooser *chooser,
7324                                         GFile          *file)
7325 {
7326   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7327   GtkTreeView *tree_view = GTK_TREE_VIEW (impl->browse_files_tree_view);
7328   GtkTreeIter iter;
7329
7330   if (!impl->browse_files_model)
7331     return;
7332
7333   if (!_gtk_file_system_model_get_iter_for_file (impl->browse_files_model,
7334                                                  &iter,
7335                                                  file))
7336     return;
7337
7338   gtk_tree_selection_unselect_iter (gtk_tree_view_get_selection (tree_view),
7339                                     &iter);
7340 }
7341
7342 static gboolean
7343 maybe_select (GtkTreeModel *model,
7344               GtkTreePath  *path,
7345               GtkTreeIter  *iter,
7346               gpointer     data)
7347 {
7348   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (data);
7349   GtkTreeSelection *selection;
7350   gboolean is_folder;
7351
7352   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7353
7354   gtk_tree_model_get (model, iter,
7355                       MODEL_COL_IS_FOLDER, &is_folder,
7356                       -1);
7357
7358   if ((is_folder && impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER) ||
7359       (!is_folder && impl->action == GTK_FILE_CHOOSER_ACTION_OPEN))
7360     gtk_tree_selection_select_iter (selection, iter);
7361   else
7362     gtk_tree_selection_unselect_iter (selection, iter);
7363
7364   return FALSE;
7365 }
7366
7367 static void
7368 gtk_file_chooser_default_select_all (GtkFileChooser *chooser)
7369 {
7370   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7371
7372   if (impl->operation_mode == OPERATION_MODE_SEARCH ||
7373       impl->operation_mode == OPERATION_MODE_RECENT)
7374     {
7375       GtkTreeSelection *selection;
7376
7377       selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7378       gtk_tree_selection_select_all (selection);
7379       return;
7380     }
7381
7382   if (impl->select_multiple)
7383     gtk_tree_model_foreach (GTK_TREE_MODEL (impl->browse_files_model),
7384                             maybe_select, impl);
7385 }
7386
7387 static void
7388 gtk_file_chooser_default_unselect_all (GtkFileChooser *chooser)
7389 {
7390   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7391   GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7392
7393   gtk_tree_selection_unselect_all (selection);
7394   pending_select_files_free (impl);
7395 }
7396
7397 /* Checks whether the filename entry for the Save modes contains a well-formed filename.
7398  *
7399  * is_well_formed_ret - whether what the user typed passes gkt_file_system_make_path()
7400  *
7401  * is_empty_ret - whether the file entry is totally empty
7402  *
7403  * is_file_part_empty_ret - whether the file part is empty (will be if user types "foobar/", and
7404  *                          the path will be "$cwd/foobar")
7405  */
7406 static void
7407 check_save_entry (GtkFileChooserDefault *impl,
7408                   GFile                **file_ret,
7409                   gboolean              *is_well_formed_ret,
7410                   gboolean              *is_empty_ret,
7411                   gboolean              *is_file_part_empty_ret,
7412                   gboolean              *is_folder)
7413 {
7414   GtkFileChooserEntry *chooser_entry;
7415   GFile *current_folder;
7416   const char *file_part;
7417   GFile *file;
7418   GError *error;
7419
7420   g_assert (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
7421             || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
7422             || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
7423                  || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
7424                 && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY));
7425
7426   chooser_entry = GTK_FILE_CHOOSER_ENTRY (impl->location_entry);
7427
7428   if (strlen (gtk_entry_get_text (GTK_ENTRY (chooser_entry))) == 0)
7429     {
7430       *file_ret = NULL;
7431       *is_well_formed_ret = TRUE;
7432       *is_empty_ret = TRUE;
7433       *is_file_part_empty_ret = TRUE;
7434       *is_folder = FALSE;
7435
7436       return;
7437     }
7438
7439   *is_empty_ret = FALSE;
7440
7441   current_folder = _gtk_file_chooser_entry_get_current_folder (chooser_entry);
7442   if (!current_folder)
7443     {
7444       *file_ret = NULL;
7445       *is_well_formed_ret = FALSE;
7446       *is_file_part_empty_ret = FALSE;
7447       *is_folder = FALSE;
7448
7449       return;
7450     }
7451
7452   file_part = _gtk_file_chooser_entry_get_file_part (chooser_entry);
7453
7454   if (!file_part || file_part[0] == '\0')
7455     {
7456       *file_ret = g_object_ref (current_folder);
7457       *is_well_formed_ret = TRUE;
7458       *is_file_part_empty_ret = TRUE;
7459       *is_folder = TRUE;
7460
7461       return;
7462     }
7463
7464   *is_file_part_empty_ret = FALSE;
7465
7466   error = NULL;
7467   file = g_file_get_child_for_display_name (current_folder, file_part, &error);
7468
7469   if (!file)
7470     {
7471       error_building_filename_dialog (impl, error);
7472       *file_ret = NULL;
7473       *is_well_formed_ret = FALSE;
7474       *is_folder = FALSE;
7475
7476       return;
7477     }
7478
7479   *file_ret = file;
7480   *is_well_formed_ret = TRUE;
7481   *is_folder = _gtk_file_chooser_entry_get_is_folder (chooser_entry, file);
7482 }
7483
7484 struct get_files_closure {
7485   GtkFileChooserDefault *impl;
7486   GSList *result;
7487   GFile *file_from_entry;
7488 };
7489
7490 static void
7491 get_files_foreach (GtkTreeModel *model,
7492                    GtkTreePath  *path,
7493                    GtkTreeIter  *iter,
7494                    gpointer      data)
7495 {
7496   struct get_files_closure *info;
7497   GFile *file;
7498   GtkFileSystemModel *fs_model;
7499
7500   info = data;
7501   fs_model = info->impl->browse_files_model;
7502
7503   file = _gtk_file_system_model_get_file (fs_model, iter);
7504   if (!file)
7505     return; /* We are on the editable row */
7506
7507   if (!info->file_from_entry || !g_file_equal (info->file_from_entry, file))
7508     info->result = g_slist_prepend (info->result, g_object_ref (file));
7509 }
7510
7511 static GSList *
7512 gtk_file_chooser_default_get_files (GtkFileChooser *chooser)
7513 {
7514   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7515   struct get_files_closure info;
7516   GtkWindow *toplevel;
7517   GtkWidget *current_focus;
7518   gboolean file_list_seen;
7519
7520   info.impl = impl;
7521   info.result = NULL;
7522   info.file_from_entry = NULL;
7523
7524   if (impl->operation_mode == OPERATION_MODE_SEARCH)
7525     return search_get_selected_files (impl);
7526
7527   if (impl->operation_mode == OPERATION_MODE_RECENT)
7528     {
7529       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7530         {
7531           file_list_seen = TRUE;
7532           goto file_entry;
7533         }
7534       else
7535         return recent_get_selected_files (impl);
7536     }
7537
7538   toplevel = get_toplevel (GTK_WIDGET (impl));
7539   if (toplevel)
7540     current_focus = gtk_window_get_focus (toplevel);
7541   else
7542     current_focus = NULL;
7543
7544   file_list_seen = FALSE;
7545   if (current_focus == impl->browse_files_tree_view)
7546     {
7547       GtkTreeSelection *selection;
7548
7549     file_list:
7550
7551       file_list_seen = TRUE;
7552       selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
7553       gtk_tree_selection_selected_foreach (selection, get_files_foreach, &info);
7554
7555       /* If there is no selection in the file list, we probably have this situation:
7556        *
7557        * 1. The user typed a filename in the SAVE filename entry ("foo.txt").
7558        * 2. He then double-clicked on a folder ("bar") in the file list
7559        *
7560        * So we want the selection to be "bar/foo.txt".  Jump to the case for the
7561        * filename entry to see if that is the case.
7562        */
7563       if (info.result == NULL && impl->location_entry)
7564         goto file_entry;
7565     }
7566   else if (impl->location_entry && current_focus == impl->location_entry)
7567     {
7568       gboolean is_well_formed, is_empty, is_file_part_empty, is_folder;
7569
7570     file_entry:
7571
7572       check_save_entry (impl, &info.file_from_entry, &is_well_formed, &is_empty, &is_file_part_empty, &is_folder);
7573
7574       if (is_empty)
7575         goto out;
7576
7577       if (!is_well_formed)
7578         return NULL;
7579
7580       if (is_file_part_empty && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
7581         {
7582           g_object_unref (info.file_from_entry);
7583           return NULL;
7584         }
7585
7586       if (info.file_from_entry)
7587         info.result = g_slist_prepend (info.result, info.file_from_entry);
7588       else if (!file_list_seen)
7589         goto file_list;
7590       else
7591         return NULL;
7592     }
7593   else if (impl->toplevel_last_focus_widget == impl->browse_files_tree_view)
7594     goto file_list;
7595   else if (impl->location_entry && impl->toplevel_last_focus_widget == impl->location_entry)
7596     goto file_entry;
7597   else
7598     {
7599       /* The focus is on a dialog's action area button or something else */
7600       if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
7601           impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
7602         goto file_entry;
7603       else
7604         goto file_list;
7605     }
7606
7607  out:
7608
7609   /* If there's no folder selected, and we're in SELECT_FOLDER mode, then we
7610    * fall back to the current directory */
7611   if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER &&
7612       info.result == NULL)
7613     {
7614       GFile *current_folder;
7615
7616       current_folder = gtk_file_chooser_get_current_folder_file (chooser);
7617
7618       if (current_folder)
7619         info.result = g_slist_prepend (info.result, current_folder);
7620     }
7621
7622   return g_slist_reverse (info.result);
7623 }
7624
7625 GFile *
7626 gtk_file_chooser_default_get_preview_file (GtkFileChooser *chooser)
7627 {
7628   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7629
7630   if (impl->preview_file)
7631     return g_object_ref (impl->preview_file);
7632   else
7633     return NULL;
7634 }
7635
7636 static GtkFileSystem *
7637 gtk_file_chooser_default_get_file_system (GtkFileChooser *chooser)
7638 {
7639   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7640
7641   return impl->file_system;
7642 }
7643
7644 /* Shows or hides the filter widgets */
7645 static void
7646 show_filters (GtkFileChooserDefault *impl,
7647               gboolean               show)
7648 {
7649   if (show)
7650     gtk_widget_show (impl->filter_combo_hbox);
7651   else
7652     gtk_widget_hide (impl->filter_combo_hbox);
7653 }
7654
7655 static void
7656 gtk_file_chooser_default_add_filter (GtkFileChooser *chooser,
7657                                      GtkFileFilter  *filter)
7658 {
7659   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7660   const gchar *name;
7661
7662   if (g_slist_find (impl->filters, filter))
7663     {
7664       g_warning ("gtk_file_chooser_add_filter() called on filter already in list\n");
7665       return;
7666     }
7667
7668   g_object_ref_sink (filter);
7669   impl->filters = g_slist_append (impl->filters, filter);
7670
7671   name = gtk_file_filter_get_name (filter);
7672   if (!name)
7673     name = "Untitled filter";   /* Place-holder, doesn't need to be marked for translation */
7674
7675   gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (impl->filter_combo), name);
7676
7677   if (!g_slist_find (impl->filters, impl->current_filter))
7678     set_current_filter (impl, filter);
7679
7680   show_filters (impl, TRUE);
7681 }
7682
7683 static void
7684 gtk_file_chooser_default_remove_filter (GtkFileChooser *chooser,
7685                                         GtkFileFilter  *filter)
7686 {
7687   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7688   GtkTreeModel *model;
7689   GtkTreeIter iter;
7690   gint filter_index;
7691
7692   filter_index = g_slist_index (impl->filters, filter);
7693
7694   if (filter_index < 0)
7695     {
7696       g_warning ("gtk_file_chooser_remove_filter() called on filter not in list\n");
7697       return;
7698     }
7699
7700   impl->filters = g_slist_remove (impl->filters, filter);
7701
7702   if (filter == impl->current_filter)
7703     {
7704       if (impl->filters)
7705         set_current_filter (impl, impl->filters->data);
7706       else
7707         set_current_filter (impl, NULL);
7708     }
7709
7710   /* Remove row from the combo box */
7711   model = gtk_combo_box_get_model (GTK_COMBO_BOX (impl->filter_combo));
7712   if (!gtk_tree_model_iter_nth_child  (model, &iter, NULL, filter_index))
7713     g_assert_not_reached ();
7714
7715   gtk_list_store_remove (GTK_LIST_STORE (model), &iter);
7716
7717   g_object_unref (filter);
7718
7719   if (!impl->filters)
7720     show_filters (impl, FALSE);
7721 }
7722
7723 static GSList *
7724 gtk_file_chooser_default_list_filters (GtkFileChooser *chooser)
7725 {
7726   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7727
7728   return g_slist_copy (impl->filters);
7729 }
7730
7731 /* Returns the position in the shortcuts tree where the nth specified shortcut would appear */
7732 static int
7733 shortcuts_get_pos_for_shortcut_folder (GtkFileChooserDefault *impl,
7734                                        int                    pos)
7735 {
7736   return pos + shortcuts_get_index (impl, SHORTCUTS_SHORTCUTS);
7737 }
7738
7739 struct AddShortcutData
7740 {
7741   GtkFileChooserDefault *impl;
7742   GFile *file;
7743 };
7744
7745 static void
7746 add_shortcut_get_info_cb (GCancellable *cancellable,
7747                           GFileInfo    *info,
7748                           const GError *error,
7749                           gpointer      user_data)
7750 {
7751   int pos;
7752   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
7753   struct AddShortcutData *data = user_data;
7754
7755   if (!g_slist_find (data->impl->loading_shortcuts, cancellable))
7756     goto out;
7757
7758   data->impl->loading_shortcuts = g_slist_remove (data->impl->loading_shortcuts, cancellable);
7759
7760   if (cancelled || error || (! _gtk_file_info_consider_as_directory (info)))
7761     goto out;
7762
7763   pos = shortcuts_get_pos_for_shortcut_folder (data->impl, data->impl->num_shortcuts);
7764
7765   shortcuts_insert_file (data->impl, pos, SHORTCUT_TYPE_FILE, NULL, data->file, NULL, FALSE, SHORTCUTS_SHORTCUTS);
7766
7767 out:
7768   g_object_unref (data->impl);
7769   g_object_unref (data->file);
7770   g_free (data);
7771
7772   g_object_unref (cancellable);
7773 }
7774
7775 static gboolean
7776 gtk_file_chooser_default_add_shortcut_folder (GtkFileChooser  *chooser,
7777                                               GFile           *file,
7778                                               GError         **error)
7779 {
7780   GCancellable *cancellable;
7781   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7782   struct AddShortcutData *data;
7783   GSList *l;
7784   int pos;
7785
7786   /* Avoid adding duplicates */
7787   pos = shortcut_find_position (impl, file);
7788   if (pos >= 0 && pos < shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS_SEPARATOR))
7789     {
7790       gchar *uri;
7791
7792       uri = g_file_get_uri (file);
7793       /* translators, "Shortcut" means "Bookmark" here */
7794       g_set_error (error,
7795                    GTK_FILE_CHOOSER_ERROR,
7796                    GTK_FILE_CHOOSER_ERROR_ALREADY_EXISTS,
7797                    _("Shortcut %s already exists"),
7798                    uri);
7799       g_free (uri);
7800
7801       return FALSE;
7802     }
7803
7804   for (l = impl->loading_shortcuts; l; l = l->next)
7805     {
7806       GCancellable *c = l->data;
7807       GFile *f;
7808
7809       f = g_object_get_data (G_OBJECT (c), "add-shortcut-path-key");
7810       if (f && g_file_equal (file, f))
7811         {
7812           gchar *uri;
7813
7814           uri = g_file_get_uri (file);
7815           g_set_error (error,
7816                        GTK_FILE_CHOOSER_ERROR,
7817                        GTK_FILE_CHOOSER_ERROR_ALREADY_EXISTS,
7818                        _("Shortcut %s already exists"),
7819                        uri);
7820           g_free (uri);
7821
7822           return FALSE;
7823         }
7824     }
7825
7826   data = g_new0 (struct AddShortcutData, 1);
7827   data->impl = g_object_ref (impl);
7828   data->file = g_object_ref (file);
7829
7830   cancellable = _gtk_file_system_get_info (impl->file_system, file,
7831                                            "standard::type",
7832                                            add_shortcut_get_info_cb, data);
7833
7834   if (!cancellable)
7835     return FALSE;
7836
7837   impl->loading_shortcuts = g_slist_append (impl->loading_shortcuts, cancellable);
7838   g_object_set_data (G_OBJECT (cancellable), "add-shortcut-path-key", data->file);
7839
7840   return TRUE;
7841 }
7842
7843 static gboolean
7844 gtk_file_chooser_default_remove_shortcut_folder (GtkFileChooser  *chooser,
7845                                                  GFile           *file,
7846                                                  GError         **error)
7847 {
7848   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7849   int pos;
7850   GtkTreeIter iter;
7851   GSList *l;
7852   char *uri;
7853   int i;
7854
7855   for (l = impl->loading_shortcuts; l; l = l->next)
7856     {
7857       GCancellable *c = l->data;
7858       GFile *f;
7859
7860       f = g_object_get_data (G_OBJECT (c), "add-shortcut-path-key");
7861       if (f && g_file_equal (file, f))
7862         {
7863           impl->loading_shortcuts = g_slist_remove (impl->loading_shortcuts, c);
7864           g_cancellable_cancel (c);
7865           return TRUE;
7866         }
7867     }
7868
7869   if (impl->num_shortcuts == 0)
7870     goto out;
7871
7872   pos = shortcuts_get_pos_for_shortcut_folder (impl, 0);
7873   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
7874     g_assert_not_reached ();
7875
7876   for (i = 0; i < impl->num_shortcuts; i++)
7877     {
7878       gpointer col_data;
7879       ShortcutType shortcut_type;
7880       GFile *shortcut;
7881
7882       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
7883                           SHORTCUTS_COL_DATA, &col_data,
7884                           SHORTCUTS_COL_TYPE, &shortcut_type,
7885                           -1);
7886       g_assert (col_data != NULL);
7887       g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
7888
7889       shortcut = col_data;
7890       if (g_file_equal (shortcut, file))
7891         {
7892           shortcuts_remove_rows (impl, pos + i, 1);
7893           impl->num_shortcuts--;
7894           return TRUE;
7895         }
7896
7897       if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
7898         g_assert_not_reached ();
7899     }
7900
7901  out:
7902
7903   uri = g_file_get_uri (file);
7904   /* translators, "Shortcut" means "Bookmark" here */
7905   g_set_error (error,
7906                GTK_FILE_CHOOSER_ERROR,
7907                GTK_FILE_CHOOSER_ERROR_NONEXISTENT,
7908                _("Shortcut %s does not exist"),
7909                uri);
7910   g_free (uri);
7911
7912   return FALSE;
7913 }
7914
7915 static GSList *
7916 gtk_file_chooser_default_list_shortcut_folders (GtkFileChooser *chooser)
7917 {
7918   GtkFileChooserDefault *impl = GTK_FILE_CHOOSER_DEFAULT (chooser);
7919   int pos;
7920   GtkTreeIter iter;
7921   int i;
7922   GSList *list;
7923
7924   if (impl->num_shortcuts == 0)
7925     return NULL;
7926
7927   pos = shortcuts_get_pos_for_shortcut_folder (impl, 0);
7928   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
7929     g_assert_not_reached ();
7930
7931   list = NULL;
7932
7933   for (i = 0; i < impl->num_shortcuts; i++)
7934     {
7935       gpointer col_data;
7936       ShortcutType shortcut_type;
7937       GFile *shortcut;
7938
7939       gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), &iter,
7940                           SHORTCUTS_COL_DATA, &col_data,
7941                           SHORTCUTS_COL_TYPE, &shortcut_type,
7942                           -1);
7943       g_assert (col_data != NULL);
7944       g_assert (shortcut_type == SHORTCUT_TYPE_FILE);
7945
7946       shortcut = col_data;
7947       list = g_slist_prepend (list, g_object_ref (shortcut));
7948
7949       if (i != impl->num_shortcuts - 1)
7950         {
7951           if (!gtk_tree_model_iter_next (GTK_TREE_MODEL (impl->shortcuts_model), &iter))
7952             g_assert_not_reached ();
7953         }
7954     }
7955
7956   return g_slist_reverse (list);
7957 }
7958
7959 /* Guesses a size based upon font sizes */
7960 static void
7961 find_good_size_from_style (GtkWidget *widget,
7962                            gint      *width,
7963                            gint      *height)
7964 {
7965   GtkStyleContext *context;
7966   GtkStateFlags state;
7967   int font_size;
7968   GdkScreen *screen;
7969   double resolution;
7970
7971   context = gtk_widget_get_style_context (widget);
7972   state = gtk_widget_get_state_flags (widget);
7973
7974   screen = gtk_widget_get_screen (widget);
7975   if (screen)
7976     {
7977       resolution = gdk_screen_get_resolution (screen);
7978       if (resolution < 0.0) /* will be -1 if the resolution is not defined in the GdkScreen */
7979         resolution = 96.0;
7980     }
7981   else
7982     resolution = 96.0; /* wheeee */
7983
7984   font_size = pango_font_description_get_size (gtk_style_context_get_font (context, state));
7985   font_size = PANGO_PIXELS (font_size) * resolution / 72.0;
7986
7987   *width = font_size * NUM_CHARS;
7988   *height = font_size * NUM_LINES;
7989 }
7990
7991 static void
7992 gtk_file_chooser_default_get_default_size (GtkFileChooserEmbed *chooser_embed,
7993                                            gint                *default_width,
7994                                            gint                *default_height)
7995 {
7996   GtkFileChooserDefault *impl;
7997   GtkRequisition req;
7998   int x, y, width, height;
7999
8000   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
8001
8002   settings_ensure (impl);
8003
8004   g_settings_get (impl->settings, SETTINGS_KEY_WINDOW_POSITION, "(ii)", &x, &y);
8005   g_settings_get (impl->settings, SETTINGS_KEY_WINDOW_SIZE, "(ii)", &width, &height);
8006
8007   if (x >= 0 && y >= 0 && width > 0 && height > 0)
8008     {
8009       *default_width = width;
8010       *default_height = height;
8011       return;
8012     }
8013
8014   find_good_size_from_style (GTK_WIDGET (chooser_embed), default_width, default_height);
8015
8016   if (impl->preview_widget_active &&
8017       impl->preview_widget &&
8018       gtk_widget_get_visible (impl->preview_widget))
8019     {
8020       gtk_widget_get_preferred_size (impl->preview_box,
8021                                      &req, NULL);
8022       *default_width += PREVIEW_HBOX_SPACING + req.width;
8023     }
8024
8025   if (impl->extra_widget &&
8026       gtk_widget_get_visible (impl->extra_widget))
8027     {
8028       gtk_widget_get_preferred_size (impl->extra_align,
8029                                      &req, NULL);
8030       *default_height += gtk_box_get_spacing (GTK_BOX (chooser_embed)) + req.height;
8031     }
8032 }
8033
8034 struct switch_folder_closure {
8035   GtkFileChooserDefault *impl;
8036   GFile *file;
8037   int num_selected;
8038 };
8039
8040 /* Used from gtk_tree_selection_selected_foreach() in switch_to_selected_folder() */
8041 static void
8042 switch_folder_foreach_cb (GtkTreeModel      *model,
8043                           GtkTreePath       *path,
8044                           GtkTreeIter       *iter,
8045                           gpointer           data)
8046 {
8047   struct switch_folder_closure *closure;
8048
8049   closure = data;
8050
8051   closure->file = _gtk_file_system_model_get_file (closure->impl->browse_files_model, iter);
8052   closure->num_selected++;
8053 }
8054
8055 /* Changes to the selected folder in the list view */
8056 static void
8057 switch_to_selected_folder (GtkFileChooserDefault *impl)
8058 {
8059   GtkTreeSelection *selection;
8060   struct switch_folder_closure closure;
8061
8062   /* We do this with foreach() rather than get_selected() as we may be in
8063    * multiple selection mode
8064    */
8065
8066   closure.impl = impl;
8067   closure.file = NULL;
8068   closure.num_selected = 0;
8069
8070   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
8071   gtk_tree_selection_selected_foreach (selection, switch_folder_foreach_cb, &closure);
8072
8073   g_assert (closure.file && closure.num_selected == 1);
8074
8075   change_folder_and_display_error (impl, closure.file, FALSE);
8076 }
8077
8078 /* Gets the GFileInfo for the selected row in the file list; assumes single
8079  * selection mode.
8080  */
8081 static GFileInfo *
8082 get_selected_file_info_from_file_list (GtkFileChooserDefault *impl,
8083                                        gboolean              *had_selection)
8084 {
8085   GtkTreeSelection *selection;
8086   GtkTreeIter iter;
8087   GFileInfo *info;
8088
8089   g_assert (!impl->select_multiple);
8090   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
8091   if (!gtk_tree_selection_get_selected (selection, NULL, &iter))
8092     {
8093       *had_selection = FALSE;
8094       return NULL;
8095     }
8096
8097   *had_selection = TRUE;
8098
8099   info = _gtk_file_system_model_get_info (impl->browse_files_model, &iter);
8100   return info;
8101 }
8102
8103 /* Gets the display name of the selected file in the file list; assumes single
8104  * selection mode and that something is selected.
8105  */
8106 static const gchar *
8107 get_display_name_from_file_list (GtkFileChooserDefault *impl)
8108 {
8109   GFileInfo *info;
8110   gboolean had_selection;
8111
8112   info = get_selected_file_info_from_file_list (impl, &had_selection);
8113   g_assert (had_selection);
8114   g_assert (info != NULL);
8115
8116   return g_file_info_get_display_name (info);
8117 }
8118
8119 static void
8120 add_custom_button_to_dialog (GtkDialog   *dialog,
8121                              const gchar *mnemonic_label,
8122                              const gchar *stock_id,
8123                              gint         response_id)
8124 {
8125   GtkWidget *button;
8126
8127   button = gtk_button_new_with_mnemonic (mnemonic_label);
8128   gtk_widget_set_can_default (button, TRUE);
8129   gtk_button_set_image (GTK_BUTTON (button),
8130                         gtk_image_new_from_stock (stock_id, GTK_ICON_SIZE_BUTTON));
8131   gtk_widget_show (button);
8132
8133   gtk_dialog_add_action_widget (GTK_DIALOG (dialog), button, response_id);
8134 }
8135
8136 /* Presents an overwrite confirmation dialog; returns whether we should accept
8137  * the filename.
8138  */
8139 static gboolean
8140 confirm_dialog_should_accept_filename (GtkFileChooserDefault *impl,
8141                                        const gchar           *file_part,
8142                                        const gchar           *folder_display_name)
8143 {
8144   GtkWindow *toplevel;
8145   GtkWidget *dialog;
8146   int response;
8147
8148   toplevel = get_toplevel (GTK_WIDGET (impl));
8149
8150   dialog = gtk_message_dialog_new (toplevel,
8151                                    GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
8152                                    GTK_MESSAGE_QUESTION,
8153                                    GTK_BUTTONS_NONE,
8154                                    _("A file named \"%s\" already exists.  Do you want to replace it?"),
8155                                    file_part);
8156   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
8157                                             _("The file already exists in \"%s\".  Replacing it will "
8158                                               "overwrite its contents."),
8159                                             folder_display_name);
8160
8161   gtk_dialog_add_button (GTK_DIALOG (dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
8162   add_custom_button_to_dialog (GTK_DIALOG (dialog), _("_Replace"),
8163                                GTK_STOCK_SAVE_AS, GTK_RESPONSE_ACCEPT);
8164   gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
8165                                            GTK_RESPONSE_ACCEPT,
8166                                            GTK_RESPONSE_CANCEL,
8167                                            -1);
8168   gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_ACCEPT);
8169
8170   if (gtk_window_has_group (toplevel))
8171     gtk_window_group_add_window (gtk_window_get_group (toplevel),
8172                                  GTK_WINDOW (dialog));
8173
8174   response = gtk_dialog_run (GTK_DIALOG (dialog));
8175
8176   gtk_widget_destroy (dialog);
8177
8178   return (response == GTK_RESPONSE_ACCEPT);
8179 }
8180
8181 struct GetDisplayNameData
8182 {
8183   GtkFileChooserDefault *impl;
8184   gchar *file_part;
8185 };
8186
8187 /* Every time we request a response explicitly, we need to save the selection to the recently-used list,
8188  * as requesting a response means, "the dialog is confirmed".
8189  */
8190 static void
8191 request_response_and_add_to_recent_list (GtkFileChooserDefault *impl)
8192 {
8193   g_signal_emit_by_name (impl, "response-requested");
8194   add_selection_to_recent_list (impl);
8195 }
8196
8197 static void
8198 confirmation_confirm_get_info_cb (GCancellable *cancellable,
8199                                   GFileInfo    *info,
8200                                   const GError *error,
8201                                   gpointer      user_data)
8202 {
8203   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8204   gboolean should_respond = FALSE;
8205   struct GetDisplayNameData *data = user_data;
8206
8207   if (cancellable != data->impl->should_respond_get_info_cancellable)
8208     goto out;
8209
8210   data->impl->should_respond_get_info_cancellable = NULL;
8211
8212   if (cancelled)
8213     goto out;
8214
8215   if (error)
8216     /* Huh?  Did the folder disappear?  Let the caller deal with it */
8217     should_respond = TRUE;
8218   else
8219     should_respond = confirm_dialog_should_accept_filename (data->impl, data->file_part, g_file_info_get_display_name (info));
8220
8221   set_busy_cursor (data->impl, FALSE);
8222   if (should_respond)
8223     request_response_and_add_to_recent_list (data->impl);
8224
8225 out:
8226   g_object_unref (data->impl);
8227   g_free (data->file_part);
8228   g_free (data);
8229
8230   g_object_unref (cancellable);
8231 }
8232
8233 /* Does overwrite confirmation if appropriate, and returns whether the dialog
8234  * should respond.  Can get the file part from the file list or the save entry.
8235  */
8236 static gboolean
8237 should_respond_after_confirm_overwrite (GtkFileChooserDefault *impl,
8238                                         const gchar           *file_part,
8239                                         GFile                 *parent_file)
8240 {
8241   GtkFileChooserConfirmation conf;
8242
8243   if (!impl->do_overwrite_confirmation)
8244     return TRUE;
8245
8246   conf = GTK_FILE_CHOOSER_CONFIRMATION_CONFIRM;
8247
8248   g_signal_emit_by_name (impl, "confirm-overwrite", &conf);
8249
8250   switch (conf)
8251     {
8252     case GTK_FILE_CHOOSER_CONFIRMATION_CONFIRM:
8253       {
8254         struct GetDisplayNameData *data;
8255
8256         g_assert (file_part != NULL);
8257
8258         data = g_new0 (struct GetDisplayNameData, 1);
8259         data->impl = g_object_ref (impl);
8260         data->file_part = g_strdup (file_part);
8261
8262         if (impl->should_respond_get_info_cancellable)
8263           g_cancellable_cancel (impl->should_respond_get_info_cancellable);
8264
8265         impl->should_respond_get_info_cancellable =
8266           _gtk_file_system_get_info (impl->file_system, parent_file,
8267                                      "standard::display-name",
8268                                      confirmation_confirm_get_info_cb,
8269                                      data);
8270         set_busy_cursor (data->impl, TRUE);
8271         return FALSE;
8272       }
8273
8274     case GTK_FILE_CHOOSER_CONFIRMATION_ACCEPT_FILENAME:
8275       return TRUE;
8276
8277     case GTK_FILE_CHOOSER_CONFIRMATION_SELECT_AGAIN:
8278       return FALSE;
8279
8280     default:
8281       g_assert_not_reached ();
8282       return FALSE;
8283     }
8284 }
8285
8286 struct FileExistsData
8287 {
8288   GtkFileChooserDefault *impl;
8289   gboolean file_exists_and_is_not_folder;
8290   GFile *parent_file;
8291   GFile *file;
8292 };
8293
8294 static void
8295 name_entry_get_parent_info_cb (GCancellable *cancellable,
8296                                GFileInfo    *info,
8297                                const GError *error,
8298                                gpointer      user_data)
8299 {
8300   gboolean parent_is_folder;
8301   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8302   struct FileExistsData *data = user_data;
8303
8304   if (cancellable != data->impl->should_respond_get_info_cancellable)
8305     goto out;
8306
8307   data->impl->should_respond_get_info_cancellable = NULL;
8308
8309   set_busy_cursor (data->impl, FALSE);
8310
8311   if (cancelled)
8312     goto out;
8313
8314   if (!info)
8315     parent_is_folder = FALSE;
8316   else
8317     parent_is_folder = _gtk_file_info_consider_as_directory (info);
8318
8319   if (parent_is_folder)
8320     {
8321       if (data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
8322         {
8323           request_response_and_add_to_recent_list (data->impl); /* even if the file doesn't exist, apps can make good use of that (e.g. Emacs) */
8324         }
8325       else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8326         {
8327           if (data->file_exists_and_is_not_folder)
8328             {
8329               gboolean retval;
8330               char *file_part;
8331
8332               /* Dup the string because the string may be modified
8333                * depending on what clients do in the confirm-overwrite
8334                * signal and this corrupts the pointer
8335                */
8336               file_part = g_strdup (_gtk_file_chooser_entry_get_file_part (GTK_FILE_CHOOSER_ENTRY (data->impl->location_entry)));
8337               retval = should_respond_after_confirm_overwrite (data->impl, file_part, data->parent_file);
8338               g_free (file_part);
8339
8340               if (retval)
8341                 request_response_and_add_to_recent_list (data->impl);
8342             }
8343           else
8344             request_response_and_add_to_recent_list (data->impl);
8345         }
8346       else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER
8347                || data->impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8348         {
8349           GError *mkdir_error = NULL;
8350
8351           /* In both cases (SELECT_FOLDER and CREATE_FOLDER), if you type
8352            * "/blah/nonexistent" you *will* want a folder created.
8353            */
8354
8355           set_busy_cursor (data->impl, TRUE);
8356           g_file_make_directory (data->file, NULL, &mkdir_error);
8357           set_busy_cursor (data->impl, FALSE);
8358
8359           if (!mkdir_error)
8360             request_response_and_add_to_recent_list (data->impl);
8361           else
8362             error_creating_folder_dialog (data->impl, data->file, mkdir_error);
8363         }
8364       else
8365         g_assert_not_reached ();
8366     }
8367   else
8368     {
8369       if (info)
8370         {
8371           /* The parent exists, but it's not a folder!  Someone probably typed existing_file.txt/subfile.txt */
8372           error_with_file_under_nonfolder (data->impl, data->parent_file);
8373         }
8374       else
8375         {
8376           GError *error_copy;
8377
8378           /* The parent folder is not readable for some reason */
8379
8380           error_copy = g_error_copy (error);
8381           error_changing_folder_dialog (data->impl, data->parent_file, error_copy);
8382         }
8383     }
8384
8385 out:
8386   g_object_unref (data->impl);
8387   g_object_unref (data->file);
8388   g_object_unref (data->parent_file);
8389   g_free (data);
8390
8391   g_object_unref (cancellable);
8392 }
8393
8394 static void
8395 file_exists_get_info_cb (GCancellable *cancellable,
8396                          GFileInfo    *info,
8397                          const GError *error,
8398                          gpointer      user_data)
8399 {
8400   gboolean data_ownership_taken = FALSE;
8401   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
8402   gboolean file_exists;
8403   gboolean is_folder;
8404   gboolean needs_parent_check = FALSE;
8405   struct FileExistsData *data = user_data;
8406
8407   if (cancellable != data->impl->file_exists_get_info_cancellable)
8408     goto out;
8409
8410   data->impl->file_exists_get_info_cancellable = NULL;
8411
8412   set_busy_cursor (data->impl, FALSE);
8413
8414   if (cancelled)
8415     goto out;
8416
8417   file_exists = (info != NULL);
8418   is_folder = (file_exists && _gtk_file_info_consider_as_directory (info));
8419
8420   if (data->impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
8421     {
8422       if (is_folder)
8423         change_folder_and_display_error (data->impl, data->file, TRUE);
8424       else
8425         {
8426           if (file_exists)
8427             request_response_and_add_to_recent_list (data->impl); /* user typed an existing filename; we are done */
8428           else
8429             needs_parent_check = TRUE; /* file doesn't exist; see if its parent exists */
8430         }
8431     }
8432   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8433     {
8434       if (file_exists && !is_folder)
8435         {
8436           /* Oops, the user typed the name of an existing path which is not
8437            * a folder
8438            */
8439           error_creating_folder_over_existing_file_dialog (data->impl, data->file,
8440                                                            g_error_copy (error));
8441         }
8442       else
8443         {
8444           needs_parent_check = TRUE;
8445         }
8446     }
8447   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8448     {
8449       if (!file_exists)
8450         {
8451           needs_parent_check = TRUE;
8452         }
8453       else
8454         {
8455           if (is_folder)
8456             {
8457               /* User typed a folder; we are done */
8458               request_response_and_add_to_recent_list (data->impl);
8459             }
8460           else
8461             error_selecting_folder_over_existing_file_dialog (data->impl, data->file);
8462         }
8463     }
8464   else if (data->impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8465     {
8466       if (is_folder)
8467         change_folder_and_display_error (data->impl, data->file, TRUE);
8468       else
8469         needs_parent_check = TRUE;
8470     }
8471   else
8472     {
8473       g_assert_not_reached();
8474     }
8475
8476   if (needs_parent_check) {
8477     /* check that everything up to the last path component exists (i.e. the parent) */
8478
8479     data->file_exists_and_is_not_folder = file_exists && !is_folder;
8480     data_ownership_taken = TRUE;
8481
8482     if (data->impl->should_respond_get_info_cancellable)
8483       g_cancellable_cancel (data->impl->should_respond_get_info_cancellable);
8484
8485       data->impl->should_respond_get_info_cancellable =
8486         _gtk_file_system_get_info (data->impl->file_system,
8487                                    data->parent_file,
8488                                    "standard::type",
8489                                    name_entry_get_parent_info_cb,
8490                                    data);
8491       set_busy_cursor (data->impl, TRUE);
8492     }
8493
8494 out:
8495   if (!data_ownership_taken)
8496     {
8497       g_object_unref (data->impl);
8498       g_object_unref (data->file);
8499       g_object_unref (data->parent_file);
8500       g_free (data);
8501     }
8502
8503   g_object_unref (cancellable);
8504 }
8505
8506 static void
8507 paste_text_received (GtkClipboard          *clipboard,
8508                      const gchar           *text,
8509                      GtkFileChooserDefault *impl)
8510 {
8511   GFile *file;
8512
8513   if (!text)
8514     return;
8515
8516   file = g_file_new_for_uri (text);
8517
8518   if (!gtk_file_chooser_default_select_file (GTK_FILE_CHOOSER (impl), file, NULL))
8519     location_popup_handler (impl, text);
8520
8521   g_object_unref (file);
8522 }
8523
8524 /* Handler for the "location-popup-on-paste" keybinding signal */
8525 static void
8526 location_popup_on_paste_handler (GtkFileChooserDefault *impl)
8527 {
8528   GtkClipboard *clipboard = gtk_widget_get_clipboard (GTK_WIDGET (impl),
8529                                                       GDK_SELECTION_CLIPBOARD);
8530   gtk_clipboard_request_text (clipboard,
8531                               (GtkClipboardTextReceivedFunc) paste_text_received,
8532                               impl);
8533 }
8534
8535 /* Implementation for GtkFileChooserEmbed::should_respond() */
8536 static void
8537 add_selection_to_recent_list (GtkFileChooserDefault *impl)
8538 {
8539   GSList *files;
8540   GSList *l;
8541
8542   files = gtk_file_chooser_default_get_files (GTK_FILE_CHOOSER (impl));
8543
8544   for (l = files; l; l = l->next)
8545     {
8546       GFile *file = l->data;
8547       char *uri;
8548
8549       uri = g_file_get_uri (file);
8550       if (uri)
8551         {
8552           gtk_recent_manager_add_item (impl->recent_manager, uri);
8553           g_free (uri);
8554         }
8555     }
8556
8557   g_slist_foreach (files, (GFunc) g_object_unref, NULL);
8558   g_slist_free (files);
8559 }
8560
8561 static gboolean
8562 gtk_file_chooser_default_should_respond (GtkFileChooserEmbed *chooser_embed)
8563 {
8564   GtkFileChooserDefault *impl;
8565   GtkWidget *toplevel;
8566   GtkWidget *current_focus;
8567   gboolean retval;
8568
8569   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
8570
8571   toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
8572   g_assert (GTK_IS_WINDOW (toplevel));
8573
8574   retval = FALSE;
8575
8576   current_focus = gtk_window_get_focus (GTK_WINDOW (toplevel));
8577
8578   if (current_focus == impl->browse_files_tree_view)
8579     {
8580       /* The following array encodes what we do based on the impl->action and the
8581        * number of files selected.
8582        */
8583       typedef enum {
8584         NOOP,                   /* Do nothing (don't respond) */
8585         RESPOND,                /* Respond immediately */
8586         RESPOND_OR_SWITCH,      /* Respond immediately if the selected item is a file; switch to it if it is a folder */
8587         ALL_FILES,              /* Respond only if everything selected is a file */
8588         ALL_FOLDERS,            /* Respond only if everything selected is a folder */
8589         SAVE_ENTRY,             /* Go to the code for handling the save entry */
8590         NOT_REACHED             /* Sanity check */
8591       } ActionToTake;
8592       static const ActionToTake what_to_do[4][3] = {
8593         /*                                0 selected            1 selected              many selected */
8594         /* ACTION_OPEN */               { NOOP,                 RESPOND_OR_SWITCH,      ALL_FILES   },
8595         /* ACTION_SAVE */               { SAVE_ENTRY,           RESPOND_OR_SWITCH,      NOT_REACHED },
8596         /* ACTION_SELECT_FOLDER */      { RESPOND,              ALL_FOLDERS,            ALL_FOLDERS },
8597         /* ACTION_CREATE_FOLDER */      { SAVE_ENTRY,           ALL_FOLDERS,            NOT_REACHED }
8598       };
8599
8600       int num_selected;
8601       gboolean all_files, all_folders;
8602       int k;
8603       ActionToTake action;
8604
8605     file_list:
8606
8607       g_assert (impl->action >= GTK_FILE_CHOOSER_ACTION_OPEN && impl->action <= GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER);
8608
8609       if (impl->operation_mode == OPERATION_MODE_SEARCH)
8610         {
8611           retval = search_should_respond (impl);
8612           goto out;
8613         }
8614
8615       if (impl->operation_mode == OPERATION_MODE_RECENT)
8616         {
8617           if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8618             goto save_entry;
8619           else
8620             {
8621               retval = recent_should_respond (impl);
8622               goto out;
8623             }
8624         }
8625
8626       selection_check (impl, &num_selected, &all_files, &all_folders);
8627
8628       if (num_selected > 2)
8629         k = 2;
8630       else
8631         k = num_selected;
8632
8633       action = what_to_do [impl->action] [k];
8634
8635       switch (action)
8636         {
8637         case NOOP:
8638           return FALSE;
8639
8640         case RESPOND:
8641           retval = TRUE;
8642           goto out;
8643
8644         case RESPOND_OR_SWITCH:
8645           g_assert (num_selected == 1);
8646
8647           if (all_folders)
8648             {
8649               switch_to_selected_folder (impl);
8650               return FALSE;
8651             }
8652           else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8653             {
8654               retval = should_respond_after_confirm_overwrite (impl,
8655                                                                get_display_name_from_file_list (impl),
8656                                                                impl->current_folder);
8657               goto out;
8658             }
8659           else
8660             {
8661               retval = TRUE;
8662               goto out;
8663             }
8664
8665         case ALL_FILES:
8666           retval = all_files;
8667           goto out;
8668
8669         case ALL_FOLDERS:
8670           retval = all_folders;
8671           goto out;
8672
8673         case SAVE_ENTRY:
8674           goto save_entry;
8675
8676         default:
8677           g_assert_not_reached ();
8678         }
8679     }
8680   else if ((impl->location_entry != NULL) && (current_focus == impl->location_entry))
8681     {
8682       GFile *file;
8683       gboolean is_well_formed, is_empty, is_file_part_empty;
8684       gboolean is_folder;
8685       GtkFileChooserEntry *entry;
8686       GError *error;
8687
8688     save_entry:
8689
8690       g_assert (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8691                 || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER
8692                 || ((impl->action == GTK_FILE_CHOOSER_ACTION_OPEN
8693                      || impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8694                     && impl->location_mode == LOCATION_MODE_FILENAME_ENTRY));
8695
8696       entry = GTK_FILE_CHOOSER_ENTRY (impl->location_entry);
8697       check_save_entry (impl, &file, &is_well_formed, &is_empty, &is_file_part_empty, &is_folder);
8698
8699       if (!is_well_formed)
8700         {
8701           if (!is_empty
8702               && impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8703               && impl->operation_mode == OPERATION_MODE_RECENT)
8704             {
8705               path_bar_set_mode (impl, PATH_BAR_ERROR_NO_FOLDER);
8706 #if 0
8707               /* We'll #ifdef this out, as the fucking treeview selects its first row,
8708                * thus changing our assumption that no selection is present - setting
8709                * a selection causes the error message from path_bar_set_mode() to go away,
8710                * but we want the user to see that message!
8711                */
8712               gtk_widget_grab_focus (impl->browse_files_tree_view);
8713 #endif
8714             }
8715           /* FIXME: else show an "invalid filename" error as the pathbar mode? */
8716
8717           return FALSE;
8718         }
8719
8720       if (is_empty)
8721         {
8722           if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8723               || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8724             {
8725               path_bar_set_mode (impl, PATH_BAR_ERROR_NO_FILENAME);
8726               gtk_widget_grab_focus (impl->location_entry);
8727               return FALSE;
8728             }
8729
8730           goto file_list;
8731         }
8732
8733       g_assert (file != NULL);
8734
8735       error = NULL;
8736       if (is_folder)
8737         {
8738           if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
8739               impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
8740             {
8741               change_folder_and_display_error (impl, file, TRUE);
8742             }
8743           else if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
8744                    impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8745             {
8746               /* The folder already exists, so we do not need to create it.
8747                * Just respond to terminate the dialog.
8748                */
8749               retval = TRUE;
8750             }
8751           else
8752             {
8753               g_assert_not_reached ();
8754             }
8755         }
8756       else
8757         {
8758           struct FileExistsData *data;
8759
8760           /* We need to check whether file exists and whether it is a folder -
8761            * the GtkFileChooserEntry *does* report is_folder==FALSE as a false
8762            * negative (it doesn't know yet if your last path component is a
8763            * folder).
8764            */
8765
8766           data = g_new0 (struct FileExistsData, 1);
8767           data->impl = g_object_ref (impl);
8768           data->file = g_object_ref (file);
8769           data->parent_file = g_object_ref (_gtk_file_chooser_entry_get_current_folder (entry));
8770
8771           if (impl->file_exists_get_info_cancellable)
8772             g_cancellable_cancel (impl->file_exists_get_info_cancellable);
8773
8774           impl->file_exists_get_info_cancellable =
8775             _gtk_file_system_get_info (impl->file_system, file,
8776                                        "standard::type",
8777                                        file_exists_get_info_cb,
8778                                        data);
8779
8780           set_busy_cursor (impl, TRUE);
8781
8782           if (error != NULL)
8783             g_error_free (error);
8784         }
8785
8786       g_object_unref (file);
8787     }
8788   else if (impl->toplevel_last_focus_widget == impl->browse_files_tree_view)
8789     {
8790       /* The focus is on a dialog's action area button, *and* the widget that
8791        * was focused immediately before it is the file list.
8792        */
8793       goto file_list;
8794     }
8795   else if (impl->operation_mode == OPERATION_MODE_SEARCH && impl->toplevel_last_focus_widget == impl->search_entry)
8796     {
8797       search_entry_activate_cb (GTK_ENTRY (impl->search_entry), impl);
8798       return FALSE;
8799     }
8800   else if (impl->location_entry && impl->toplevel_last_focus_widget == impl->location_entry)
8801     {
8802       /* The focus is on a dialog's action area button, *and* the widget that
8803        * was focused immediately before it is the location entry.
8804        */
8805       goto save_entry;
8806     }
8807   else
8808     /* The focus is on a dialog's action area button or something else */
8809     if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
8810         || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8811       goto save_entry;
8812     else
8813       goto file_list;
8814
8815  out:
8816
8817   if (retval)
8818     add_selection_to_recent_list (impl);
8819
8820   return retval;
8821 }
8822
8823 /* Implementation for GtkFileChooserEmbed::initial_focus() */
8824 static void
8825 gtk_file_chooser_default_initial_focus (GtkFileChooserEmbed *chooser_embed)
8826 {
8827   GtkFileChooserDefault *impl;
8828   GtkWidget *widget;
8829
8830   impl = GTK_FILE_CHOOSER_DEFAULT (chooser_embed);
8831
8832   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
8833       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
8834     {
8835       if (impl->location_mode == LOCATION_MODE_PATH_BAR)
8836         widget = impl->browse_files_tree_view;
8837       else
8838         widget = impl->location_entry;
8839     }
8840   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
8841            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
8842     widget = impl->location_entry;
8843   else
8844     {
8845       g_assert_not_reached ();
8846       widget = NULL;
8847     }
8848
8849   g_assert (widget != NULL);
8850   gtk_widget_grab_focus (widget);
8851 }
8852
8853 /* Callback used from gtk_tree_selection_selected_foreach(); gets the selected GFiles */
8854 static void
8855 search_selected_foreach_get_file_cb (GtkTreeModel *model,
8856                                      GtkTreePath  *path,
8857                                      GtkTreeIter  *iter,
8858                                      gpointer      data)
8859 {
8860   GSList **list;
8861   GFile *file;
8862
8863   list = data;
8864
8865   gtk_tree_model_get (model, iter, MODEL_COL_FILE, &file, -1);
8866   *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 */
8867 }
8868
8869 /* Constructs a list of the selected paths in search mode */
8870 static GSList *
8871 search_get_selected_files (GtkFileChooserDefault *impl)
8872 {
8873   GSList *result;
8874   GtkTreeSelection *selection;
8875
8876   result = NULL;
8877
8878   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
8879   gtk_tree_selection_selected_foreach (selection, search_selected_foreach_get_file_cb, &result);
8880   result = g_slist_reverse (result);
8881
8882   return result;
8883 }
8884
8885 /* Called from ::should_respond().  We return whether there are selected files
8886  * in the search list.
8887  */
8888 static gboolean
8889 search_should_respond (GtkFileChooserDefault *impl)
8890 {
8891   GtkTreeSelection *selection;
8892
8893   g_assert (impl->operation_mode == OPERATION_MODE_SEARCH);
8894
8895   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
8896   return (gtk_tree_selection_count_selected_rows (selection) != 0);
8897 }
8898
8899 /* Adds one hit from the search engine to the search_model */
8900 static void
8901 search_add_hit (GtkFileChooserDefault *impl,
8902                 gchar                 *uri)
8903 {
8904   GFile *file;
8905
8906   file = g_file_new_for_uri (uri);
8907   if (!file)
8908     return;
8909
8910   if (!g_file_is_native (file))
8911     {
8912       g_object_unref (file);
8913       return;
8914     }
8915
8916   _gtk_file_system_model_add_and_query_file (impl->search_model,
8917                                              file,
8918                                              MODEL_ATTRIBUTES);
8919
8920   g_object_unref (file);
8921 }
8922
8923 /* Callback used from GtkSearchEngine when we get new hits */
8924 static void
8925 search_engine_hits_added_cb (GtkSearchEngine *engine,
8926                              GList           *hits,
8927                              gpointer         data)
8928 {
8929   GtkFileChooserDefault *impl;
8930   GList *l;
8931
8932   impl = GTK_FILE_CHOOSER_DEFAULT (data);
8933
8934   for (l = hits; l; l = l->next)
8935     search_add_hit (impl, (gchar*)l->data);
8936 }
8937
8938 /* Callback used from GtkSearchEngine when the query is done running */
8939 static void
8940 search_engine_finished_cb (GtkSearchEngine *engine,
8941                            gpointer         data)
8942 {
8943   GtkFileChooserDefault *impl;
8944
8945   impl = GTK_FILE_CHOOSER_DEFAULT (data);
8946
8947 #if 0
8948   /* EB: setting the model here will avoid loads of row events,
8949    * but it'll make the search look like blocked.
8950    */
8951   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
8952                            GTK_TREE_MODEL (impl->search_model));
8953 #endif
8954
8955   /* FMQ: if search was empty, say that we got no hits */
8956   set_busy_cursor (impl, FALSE);
8957 }
8958
8959 /* Displays a generic error when we cannot create a GtkSearchEngine.
8960  * It would be better if _gtk_search_engine_new() gave us a GError
8961  * with a better message, but it doesn't do that right now.
8962  */
8963 static void
8964 search_error_could_not_create_client (GtkFileChooserDefault *impl)
8965 {
8966   error_message (impl,
8967                  _("Could not start the search process"),
8968                  _("The program was not able to create a connection to the indexer "
8969                    "daemon.  Please make sure it is running."));
8970 }
8971
8972 static void
8973 search_engine_error_cb (GtkSearchEngine *engine,
8974                         const gchar     *message,
8975                         gpointer         data)
8976 {
8977   GtkFileChooserDefault *impl;
8978
8979   impl = GTK_FILE_CHOOSER_DEFAULT (data);
8980
8981   search_stop_searching (impl, TRUE);
8982   error_message (impl, _("Could not send the search request"), message);
8983
8984   set_busy_cursor (impl, FALSE);
8985 }
8986
8987 /* Frees the data in the search_model */
8988 static void
8989 search_clear_model (GtkFileChooserDefault *impl,
8990                     gboolean               remove_from_treeview)
8991 {
8992   if (!impl->search_model)
8993     return;
8994
8995   g_object_unref (impl->search_model);
8996   impl->search_model = NULL;
8997
8998   if (remove_from_treeview)
8999     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
9000 }
9001
9002 /* Stops any ongoing searches; does not touch the search_model */
9003 static void
9004 search_stop_searching (GtkFileChooserDefault *impl,
9005                        gboolean               remove_query)
9006 {
9007   if (remove_query && impl->search_query)
9008     {
9009       g_object_unref (impl->search_query);
9010       impl->search_query = NULL;
9011     }
9012
9013   if (impl->search_engine)
9014     {
9015       _gtk_search_engine_stop (impl->search_engine);
9016
9017       g_object_unref (impl->search_engine);
9018       impl->search_engine = NULL;
9019     }
9020 }
9021
9022 /* Creates the search_model and puts it in the tree view */
9023 static void
9024 search_setup_model (GtkFileChooserDefault *impl)
9025 {
9026   g_assert (impl->search_model == NULL);
9027
9028   impl->search_model = _gtk_file_system_model_new (file_system_model_set,
9029                                                    impl,
9030                                                    MODEL_COLUMN_TYPES);
9031
9032   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9033                                    MODEL_COL_NAME,
9034                                    name_sort_func,
9035                                    impl, NULL);
9036   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9037                                    MODEL_COL_MTIME,
9038                                    mtime_sort_func,
9039                                    impl, NULL);
9040   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->search_model),
9041                                    MODEL_COL_SIZE,
9042                                    size_sort_func,
9043                                    impl, NULL);
9044   set_sort_column (impl);
9045
9046   /* EB: setting the model here will make the hits list update feel
9047    * more "alive" than setting the model at the end of the search
9048    * run
9049    */
9050   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9051                            GTK_TREE_MODEL (impl->search_model));
9052 }
9053
9054 /* Creates a new query with the specified text and launches it */
9055 static void
9056 search_start_query (GtkFileChooserDefault *impl,
9057                     const gchar           *query_text)
9058 {
9059   search_stop_searching (impl, FALSE);
9060   search_clear_model (impl, TRUE);
9061   search_setup_model (impl);
9062   set_busy_cursor (impl, TRUE);
9063
9064   if (impl->search_engine == NULL)
9065     impl->search_engine = _gtk_search_engine_new ();
9066
9067   if (!impl->search_engine)
9068     {
9069       set_busy_cursor (impl, FALSE);
9070       search_error_could_not_create_client (impl); /* lame; we don't get an error code or anything */
9071       return;
9072     }
9073
9074   if (!impl->search_query)
9075     {
9076       impl->search_query = _gtk_query_new ();
9077       _gtk_query_set_text (impl->search_query, query_text);
9078     }
9079
9080   _gtk_search_engine_set_query (impl->search_engine, impl->search_query);
9081
9082   g_signal_connect (impl->search_engine, "hits-added",
9083                     G_CALLBACK (search_engine_hits_added_cb), impl);
9084   g_signal_connect (impl->search_engine, "finished",
9085                     G_CALLBACK (search_engine_finished_cb), impl);
9086   g_signal_connect (impl->search_engine, "error",
9087                     G_CALLBACK (search_engine_error_cb), impl);
9088
9089   _gtk_search_engine_start (impl->search_engine);
9090 }
9091
9092 /* Callback used when the user presses Enter while typing on the search
9093  * entry; starts the query
9094  */
9095 static void
9096 search_entry_activate_cb (GtkEntry *entry,
9097                           gpointer data)
9098 {
9099   GtkFileChooserDefault *impl;
9100   const char *text;
9101
9102   impl = GTK_FILE_CHOOSER_DEFAULT (data);
9103
9104   text = gtk_entry_get_text (GTK_ENTRY (impl->search_entry));
9105   if (strlen (text) == 0)
9106     return;
9107
9108   /* reset any existing query object */
9109   if (impl->search_query)
9110     {
9111       g_object_unref (impl->search_query);
9112       impl->search_query = NULL;
9113     }
9114
9115   search_start_query (impl, text);
9116 }
9117
9118 static gboolean
9119 focus_entry_idle_cb (GtkFileChooserDefault *impl)
9120 {
9121   GDK_THREADS_ENTER ();
9122
9123   g_source_destroy (impl->focus_entry_idle);
9124   impl->focus_entry_idle = NULL;
9125
9126   if (impl->search_entry)
9127     gtk_widget_grab_focus (impl->search_entry);
9128
9129   GDK_THREADS_LEAVE ();
9130
9131   return FALSE;
9132 }
9133
9134 static void
9135 focus_search_entry_in_idle (GtkFileChooserDefault *impl)
9136 {
9137   /* bgo#634558 - When the user clicks on the Search entry in the shortcuts
9138    * pane, we get a selection-changed signal and we set up the search widgets.
9139    * However, gtk_tree_view_button_press() focuses the treeview *after* making
9140    * the change to the selection.  So, we need to re-focus the search entry
9141    * after the treeview has finished doing its work; we'll do that in an idle
9142    * handler.
9143    */
9144
9145   if (!impl->focus_entry_idle)
9146     impl->focus_entry_idle = add_idle_while_impl_is_alive (impl, G_CALLBACK (focus_entry_idle_cb));
9147 }
9148
9149 /* Hides the path bar and creates the search entry */
9150 static void
9151 search_setup_widgets (GtkFileChooserDefault *impl)
9152 {
9153   impl->search_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
9154
9155   path_bar_update (impl);
9156
9157   impl->search_entry = gtk_entry_new ();
9158   g_signal_connect (impl->search_entry, "activate",
9159                     G_CALLBACK (search_entry_activate_cb),
9160                     impl);
9161   gtk_box_pack_start (GTK_BOX (impl->search_hbox), impl->search_entry, TRUE, TRUE, 0);
9162
9163   /* if there already is a query, restart it */
9164   if (impl->search_query)
9165     {
9166       gchar *query = _gtk_query_get_text (impl->search_query);
9167
9168       if (query)
9169         {
9170           gtk_entry_set_text (GTK_ENTRY (impl->search_entry), query);
9171           search_start_query (impl, query);
9172
9173           g_free (query);
9174         }
9175       else
9176         {
9177           g_object_unref (impl->search_query);
9178           impl->search_query = NULL;
9179         }
9180     }
9181
9182   /* Box for search widgets */
9183   gtk_box_pack_start (GTK_BOX (impl->browse_path_bar_hbox), impl->search_hbox, TRUE, TRUE, 0);
9184   gtk_widget_show_all (impl->search_hbox);
9185   gtk_size_group_add_widget (GTK_SIZE_GROUP (impl->browse_path_bar_size_group), impl->search_hbox);
9186
9187   /* Hide the location widgets temporarily */
9188
9189   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
9190       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
9191     {
9192       gtk_widget_hide (impl->location_button);
9193       gtk_widget_hide (impl->location_entry_box);
9194     }
9195
9196   focus_search_entry_in_idle (impl);
9197
9198   /* FMQ: hide the filter combo? */
9199 }
9200
9201 /* Sometimes we need to frob the selection in the shortcuts list manually */
9202 static void
9203 shortcuts_select_item_without_activating (GtkFileChooserDefault *impl, int pos)
9204 {
9205   GtkTreeSelection *selection;
9206   GtkTreePath *path;
9207
9208   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view));
9209
9210   g_signal_handlers_block_by_func (selection, G_CALLBACK (shortcuts_selection_changed_cb), impl);
9211
9212   path = gtk_tree_path_new_from_indices (pos, -1);
9213   gtk_tree_selection_select_path (selection, path);
9214   gtk_tree_path_free (path);
9215
9216   g_signal_handlers_unblock_by_func (selection, G_CALLBACK (shortcuts_selection_changed_cb), impl);
9217 }
9218
9219 /* Main entry point to the searching functions; this gets called when the user
9220  * activates the Search shortcut.
9221  */
9222 static void
9223 search_activate (GtkFileChooserDefault *impl)
9224 {
9225   OperationMode previous_mode;
9226
9227   if (impl->operation_mode == OPERATION_MODE_SEARCH)
9228     {
9229       focus_search_entry_in_idle (impl);
9230       return;
9231     }
9232
9233   previous_mode = impl->operation_mode;
9234   impl->operation_mode = OPERATION_MODE_SEARCH;
9235
9236   shortcuts_select_item_without_activating (impl, shortcuts_get_index (impl, SHORTCUTS_SEARCH));
9237
9238   operation_mode_stop (impl, previous_mode);
9239
9240   g_assert (impl->search_hbox == NULL);
9241   g_assert (impl->search_entry == NULL);
9242   g_assert (impl->search_model == NULL);
9243
9244   search_setup_widgets (impl);
9245   file_list_set_sort_column_ids (impl);
9246 }
9247
9248 /*
9249  * Recent files support
9250  */
9251
9252 /* Frees the data in the recent_model */
9253 static void
9254 recent_clear_model (GtkFileChooserDefault *impl,
9255                     gboolean               remove_from_treeview)
9256 {
9257   if (!impl->recent_model)
9258     return;
9259
9260   if (remove_from_treeview)
9261     gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view), NULL);
9262
9263   g_object_unref (impl->recent_model);
9264   impl->recent_model = NULL;
9265 }
9266
9267 /* Stops any ongoing loading of the recent files list; does
9268  * not touch the recent_model
9269  */
9270 static void
9271 recent_stop_loading (GtkFileChooserDefault *impl)
9272 {
9273   if (impl->load_recent_id)
9274     {
9275       g_source_remove (impl->load_recent_id);
9276       impl->load_recent_id = 0;
9277     }
9278 }
9279
9280 static void
9281 recent_setup_model (GtkFileChooserDefault *impl)
9282 {
9283   g_assert (impl->recent_model == NULL);
9284
9285   impl->recent_model = _gtk_file_system_model_new (file_system_model_set,
9286                                                    impl,
9287                                                    MODEL_COLUMN_TYPES);
9288
9289   _gtk_file_system_model_set_filter (impl->recent_model,
9290                                      impl->current_filter);
9291   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9292                                    MODEL_COL_NAME,
9293                                    name_sort_func,
9294                                    impl, NULL);
9295   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9296                                    MODEL_COL_SIZE,
9297                                    size_sort_func,
9298                                    impl, NULL);
9299   gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->recent_model),
9300                                    MODEL_COL_MTIME,
9301                                    mtime_sort_func,
9302                                    impl, NULL);
9303   set_sort_column (impl);
9304 }
9305
9306 typedef struct
9307 {
9308   GtkFileChooserDefault *impl;
9309   GList *items;
9310   guint needs_sorting : 1;
9311 } RecentLoadData;
9312
9313 static void
9314 recent_idle_cleanup (gpointer data)
9315 {
9316   RecentLoadData *load_data = data;
9317   GtkFileChooserDefault *impl = load_data->impl;
9318
9319   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->browse_files_tree_view),
9320                            GTK_TREE_MODEL (impl->recent_model));
9321
9322   set_busy_cursor (impl, FALSE);
9323
9324   impl->load_recent_id = 0;
9325
9326   g_free (load_data);
9327 }
9328
9329 static gint
9330 recent_sort_mru (gconstpointer a,
9331                  gconstpointer b)
9332 {
9333   GtkRecentInfo *info_a = (GtkRecentInfo *) a;
9334   GtkRecentInfo *info_b = (GtkRecentInfo *) b;
9335
9336   return (gtk_recent_info_get_modified (info_b) - gtk_recent_info_get_modified (info_a));
9337 }
9338
9339 static gint
9340 get_recent_files_limit (GtkWidget *widget)
9341 {
9342   GtkSettings *settings;
9343   gint limit;
9344
9345   if (gtk_widget_has_screen (widget))
9346     settings = gtk_settings_get_for_screen (gtk_widget_get_screen (widget));
9347   else
9348     settings = gtk_settings_get_default ();
9349
9350   g_object_get (G_OBJECT (settings), "gtk-recent-files-limit", &limit, NULL);
9351
9352   return limit;
9353 }
9354
9355 /* Populates the file system model with the GtkRecentInfo* items in the provided list; frees the items */
9356 static void
9357 populate_model_with_recent_items (GtkFileChooserDefault *impl, GList *items)
9358 {
9359   gint limit;
9360   GList *l;
9361   int n;
9362
9363   limit = get_recent_files_limit (GTK_WIDGET (impl));
9364
9365   n = 0;
9366
9367   for (l = items; l; l = l->next)
9368     {
9369       GtkRecentInfo *info = l->data;
9370       GFile *file;
9371
9372       file = g_file_new_for_uri (gtk_recent_info_get_uri (info));
9373       _gtk_file_system_model_add_and_query_file (impl->recent_model,
9374                                                  file,
9375                                                  MODEL_ATTRIBUTES);
9376       g_object_unref (file);
9377
9378       n++;
9379       if (limit != -1 && n >= limit)
9380         break;
9381     }
9382 }
9383
9384 static void
9385 populate_model_with_folders (GtkFileChooserDefault *impl, GList *items)
9386 {
9387   GList *folders;
9388   GList *l;
9389
9390   folders = _gtk_file_chooser_extract_recent_folders (items);
9391
9392   for (l = folders; l; l = l->next)
9393     {
9394       GFile *folder = l->data;
9395
9396       _gtk_file_system_model_add_and_query_file (impl->recent_model,
9397                                                  folder,
9398                                                  MODEL_ATTRIBUTES);
9399     }
9400
9401   g_list_foreach (folders, (GFunc) g_object_unref, NULL);
9402   g_list_free (folders);
9403 }
9404
9405 static gboolean
9406 recent_idle_load (gpointer data)
9407 {
9408   RecentLoadData *load_data = data;
9409   GtkFileChooserDefault *impl = load_data->impl;
9410
9411   if (!impl->recent_manager)
9412     return FALSE;
9413
9414   /* first iteration: load all the items */
9415   if (!load_data->items)
9416     {
9417       load_data->items = gtk_recent_manager_get_items (impl->recent_manager);
9418       if (!load_data->items)
9419         return FALSE;
9420
9421       load_data->needs_sorting = TRUE;
9422
9423       return TRUE;
9424     }
9425
9426   /* second iteration: MRU sorting and clamping, and populating the model */
9427   if (load_data->needs_sorting)
9428     {
9429       load_data->items = g_list_sort (load_data->items, recent_sort_mru);
9430
9431       if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN)
9432         populate_model_with_recent_items (impl, load_data->items);
9433       else
9434         populate_model_with_folders (impl, load_data->items);
9435
9436       g_list_foreach (load_data->items, (GFunc) gtk_recent_info_unref, NULL);
9437       g_list_free (load_data->items);
9438       load_data->items = NULL;
9439     }
9440
9441   return FALSE;
9442 }
9443
9444 static void
9445 recent_start_loading (GtkFileChooserDefault *impl)
9446 {
9447   RecentLoadData *load_data;
9448
9449   recent_stop_loading (impl);
9450   recent_clear_model (impl, TRUE);
9451   recent_setup_model (impl);
9452   set_busy_cursor (impl, TRUE);
9453
9454   g_assert (impl->load_recent_id == 0);
9455
9456   load_data = g_new (RecentLoadData, 1);
9457   load_data->impl = impl;
9458   load_data->items = NULL;
9459   load_data->needs_sorting = TRUE;
9460
9461   /* begin lazy loading the recent files into the model */
9462   impl->load_recent_id = gdk_threads_add_idle_full (G_PRIORITY_HIGH_IDLE + 30,
9463                                                     recent_idle_load,
9464                                                     load_data,
9465                                                     recent_idle_cleanup);
9466 }
9467
9468 static void
9469 recent_selected_foreach_get_file_cb (GtkTreeModel *model,
9470                                      GtkTreePath  *path,
9471                                      GtkTreeIter  *iter,
9472                                      gpointer      data)
9473 {
9474   GSList **list;
9475   GFile *file;
9476
9477   list = data;
9478
9479   gtk_tree_model_get (model, iter, MODEL_COL_FILE, &file, -1);
9480   *list = g_slist_prepend (*list, file);
9481 }
9482
9483 /* Constructs a list of the selected paths in recent files mode */
9484 static GSList *
9485 recent_get_selected_files (GtkFileChooserDefault *impl)
9486 {
9487   GSList *result;
9488   GtkTreeSelection *selection;
9489
9490   result = NULL;
9491
9492   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9493   gtk_tree_selection_selected_foreach (selection, recent_selected_foreach_get_file_cb, &result);
9494   result = g_slist_reverse (result);
9495
9496   return result;
9497 }
9498
9499 /* Called from ::should_respond().  We return whether there are selected
9500  * files in the recent files list.
9501  */
9502 static gboolean
9503 recent_should_respond (GtkFileChooserDefault *impl)
9504 {
9505   GtkTreeSelection *selection;
9506
9507   g_assert (impl->operation_mode == OPERATION_MODE_RECENT);
9508
9509   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->browse_files_tree_view));
9510   return (gtk_tree_selection_count_selected_rows (selection) != 0);
9511 }
9512
9513 /* Hide the location widgets temporarily */
9514 static void
9515 recent_hide_entry (GtkFileChooserDefault *impl)
9516 {
9517   path_bar_update (impl);
9518
9519   /* Hide the location widgets temporarily */
9520   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
9521       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
9522     {
9523       gtk_widget_hide (impl->location_button);
9524       gtk_widget_hide (impl->location_entry_box);
9525     }
9526 }
9527
9528 /* Main entry point to the recent files functions; this gets called when
9529  * the user activates the Recently Used shortcut.
9530  */
9531 static void
9532 recent_activate (GtkFileChooserDefault *impl)
9533 {
9534   OperationMode previous_mode;
9535
9536   if (impl->operation_mode == OPERATION_MODE_RECENT)
9537     return;
9538
9539   previous_mode = impl->operation_mode;
9540   impl->operation_mode = OPERATION_MODE_RECENT;
9541
9542   shortcuts_select_item_without_activating (impl, shortcuts_get_index (impl, SHORTCUTS_RECENT));
9543
9544   operation_mode_stop (impl, previous_mode);
9545
9546   recent_hide_entry (impl);
9547
9548   file_list_set_sort_column_ids (impl);
9549   recent_start_loading (impl);
9550 }
9551
9552 static void
9553 set_current_filter (GtkFileChooserDefault *impl,
9554                     GtkFileFilter         *filter)
9555 {
9556   if (impl->current_filter != filter)
9557     {
9558       int filter_index;
9559
9560       /* NULL filters are allowed to reset to non-filtered status
9561        */
9562       filter_index = g_slist_index (impl->filters, filter);
9563       if (impl->filters && filter && filter_index < 0)
9564         return;
9565
9566       if (impl->current_filter)
9567         g_object_unref (impl->current_filter);
9568       impl->current_filter = filter;
9569       if (impl->current_filter)
9570         {
9571           g_object_ref_sink (impl->current_filter);
9572         }
9573
9574       if (impl->filters)
9575         gtk_combo_box_set_active (GTK_COMBO_BOX (impl->filter_combo),
9576                                   filter_index);
9577
9578       if (impl->browse_files_model)
9579         install_list_model_filter (impl);
9580
9581       if (impl->search_model)
9582         _gtk_file_system_model_set_filter (impl->search_model, filter);
9583
9584       if (impl->recent_model)
9585         _gtk_file_system_model_set_filter (impl->recent_model, filter);
9586
9587       g_object_notify (G_OBJECT (impl), "filter");
9588     }
9589 }
9590
9591 static void
9592 filter_combo_changed (GtkComboBox           *combo_box,
9593                       GtkFileChooserDefault *impl)
9594 {
9595   gint new_index = gtk_combo_box_get_active (combo_box);
9596   GtkFileFilter *new_filter = g_slist_nth_data (impl->filters, new_index);
9597
9598   set_current_filter (impl, new_filter);
9599 }
9600
9601 static void
9602 check_preview_change (GtkFileChooserDefault *impl)
9603 {
9604   GtkTreePath *cursor_path;
9605   GFile *new_file;
9606   char *new_display_name;
9607   GtkTreeModel *model;
9608
9609   gtk_tree_view_get_cursor (GTK_TREE_VIEW (impl->browse_files_tree_view), &cursor_path, NULL);
9610   model = gtk_tree_view_get_model (GTK_TREE_VIEW (impl->browse_files_tree_view));
9611   if (cursor_path)
9612     {
9613       GtkTreeIter iter;
9614
9615       gtk_tree_model_get_iter (model, &iter, cursor_path);
9616       gtk_tree_model_get (model, &iter,
9617                           MODEL_COL_FILE, &new_file,
9618                           MODEL_COL_NAME, &new_display_name,
9619                           -1);
9620
9621       gtk_tree_path_free (cursor_path);
9622     }
9623   else
9624     {
9625       new_file = NULL;
9626       new_display_name = NULL;
9627     }
9628
9629   if (new_file != impl->preview_file &&
9630       !(new_file && impl->preview_file &&
9631         g_file_equal (new_file, impl->preview_file)))
9632     {
9633       if (impl->preview_file)
9634         {
9635           g_object_unref (impl->preview_file);
9636           g_free (impl->preview_display_name);
9637         }
9638
9639       if (new_file)
9640         {
9641           impl->preview_file = new_file;
9642           impl->preview_display_name = new_display_name;
9643         }
9644       else
9645         {
9646           impl->preview_file = NULL;
9647           impl->preview_display_name = NULL;
9648           g_free (new_display_name);
9649         }
9650
9651       if (impl->use_preview_label && impl->preview_label)
9652         gtk_label_set_text (GTK_LABEL (impl->preview_label), impl->preview_display_name);
9653
9654       g_signal_emit_by_name (impl, "update-preview");
9655     }
9656   else
9657     {
9658       if (new_file)
9659         g_object_unref (new_file);
9660
9661       g_free (new_display_name);
9662     }
9663 }
9664
9665 static void
9666 shortcuts_activate_volume_mount_cb (GCancellable        *cancellable,
9667                                     GtkFileSystemVolume *volume,
9668                                     const GError        *error,
9669                                     gpointer             data)
9670 {
9671   GFile *file;
9672   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
9673   GtkFileChooserDefault *impl = data;
9674
9675   if (cancellable != impl->shortcuts_activate_iter_cancellable)
9676     goto out;
9677
9678   impl->shortcuts_activate_iter_cancellable = NULL;
9679
9680   set_busy_cursor (impl, FALSE);
9681
9682   if (cancelled)
9683     goto out;
9684
9685   if (error)
9686     {
9687       if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_FAILED_HANDLED))
9688         {
9689           char *msg, *name;
9690
9691           name = _gtk_file_system_volume_get_display_name (volume);
9692           msg = g_strdup_printf (_("Could not mount %s"), name);
9693
9694           error_message (impl, msg, error->message);
9695
9696           g_free (msg);
9697           g_free (name);
9698         }
9699
9700       goto out;
9701     }
9702
9703   file = _gtk_file_system_volume_get_root (volume);
9704   if (file != NULL)
9705     {
9706       change_folder_and_display_error (impl, file, FALSE);
9707       g_object_unref (file);
9708     }
9709
9710 out:
9711   g_object_unref (impl);
9712   g_object_unref (cancellable);
9713 }
9714
9715
9716 /* Activates a volume by mounting it if necessary and then switching to its
9717  * base path.
9718  */
9719 static void
9720 shortcuts_activate_volume (GtkFileChooserDefault *impl,
9721                            GtkFileSystemVolume   *volume)
9722 {
9723   GFile *file;
9724
9725   operation_mode_set (impl, OPERATION_MODE_BROWSE);
9726
9727   /* We ref the file chooser since volume_mount() may run a main loop, and the
9728    * user could close the file chooser window in the meantime.
9729    */
9730   g_object_ref (impl);
9731
9732   if (!_gtk_file_system_volume_is_mounted (volume))
9733     {
9734       GMountOperation *mount_op;
9735
9736       set_busy_cursor (impl, TRUE);
9737
9738       mount_op = gtk_mount_operation_new (get_toplevel (GTK_WIDGET (impl)));
9739       impl->shortcuts_activate_iter_cancellable =
9740         _gtk_file_system_mount_volume (impl->file_system, volume, mount_op,
9741                                        shortcuts_activate_volume_mount_cb,
9742                                        g_object_ref (impl));
9743       g_object_unref (mount_op);
9744     }
9745   else
9746     {
9747       file = _gtk_file_system_volume_get_root (volume);
9748       if (file != NULL)
9749         {
9750           change_folder_and_display_error (impl, file, FALSE);
9751           g_object_unref (file);
9752         }
9753     }
9754
9755   g_object_unref (impl);
9756 }
9757
9758 /* Opens the folder or volume at the specified iter in the shortcuts model */
9759 struct ShortcutsActivateData
9760 {
9761   GtkFileChooserDefault *impl;
9762   GFile *file;
9763 };
9764
9765 static void
9766 shortcuts_activate_get_info_cb (GCancellable *cancellable,
9767                                 GFileInfo    *info,
9768                                 const GError *error,
9769                                 gpointer      user_data)
9770 {
9771   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
9772   struct ShortcutsActivateData *data = user_data;
9773
9774   if (cancellable != data->impl->shortcuts_activate_iter_cancellable)
9775     goto out;
9776
9777   data->impl->shortcuts_activate_iter_cancellable = NULL;
9778
9779   if (cancelled)
9780     goto out;
9781
9782   if (!error && _gtk_file_info_consider_as_directory (info))
9783     change_folder_and_display_error (data->impl, data->file, FALSE);
9784   else
9785     gtk_file_chooser_default_select_file (GTK_FILE_CHOOSER (data->impl),
9786                                           data->file,
9787                                           NULL);
9788
9789 out:
9790   g_object_unref (data->impl);
9791   g_object_unref (data->file);
9792   g_free (data);
9793
9794   g_object_unref (cancellable);
9795 }
9796
9797 static void
9798 shortcuts_activate_mount_enclosing_volume (GCancellable        *cancellable,
9799                                            GtkFileSystemVolume *volume,
9800                                            const GError        *error,
9801                                            gpointer             user_data)
9802 {
9803   struct ShortcutsActivateData *data = user_data;
9804
9805   if (error)
9806     {
9807       error_changing_folder_dialog (data->impl, data->file, g_error_copy (error));
9808
9809       g_object_unref (data->impl);
9810       g_object_unref (data->file);
9811       g_free (data);
9812
9813       return;
9814     }
9815
9816   data->impl->shortcuts_activate_iter_cancellable =
9817     _gtk_file_system_get_info (data->impl->file_system, data->file,
9818                                "standard::type",
9819                                shortcuts_activate_get_info_cb, data);
9820
9821   if (volume)
9822     _gtk_file_system_volume_unref (volume);
9823 }
9824
9825 static void
9826 shortcuts_activate_iter (GtkFileChooserDefault *impl,
9827                          GtkTreeIter           *iter)
9828 {
9829   gpointer col_data;
9830   ShortcutType shortcut_type;
9831
9832   if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY
9833       && !(impl->action == GTK_FILE_CHOOSER_ACTION_SAVE
9834            || impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER))
9835     _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), "");
9836
9837   gtk_tree_model_get (GTK_TREE_MODEL (impl->shortcuts_model), iter,
9838                       SHORTCUTS_COL_DATA, &col_data,
9839                       SHORTCUTS_COL_TYPE, &shortcut_type,
9840                       -1);
9841
9842   if (impl->shortcuts_activate_iter_cancellable)
9843     {
9844       g_cancellable_cancel (impl->shortcuts_activate_iter_cancellable);
9845       impl->shortcuts_activate_iter_cancellable = NULL;
9846     }
9847
9848   if (shortcut_type == SHORTCUT_TYPE_SEPARATOR)
9849     return;
9850   else if (shortcut_type == SHORTCUT_TYPE_VOLUME)
9851     {
9852       GtkFileSystemVolume *volume;
9853
9854       volume = col_data;
9855
9856       shortcuts_activate_volume (impl, volume);
9857     }
9858   else if (shortcut_type == SHORTCUT_TYPE_FILE)
9859     {
9860       struct ShortcutsActivateData *data;
9861       GtkFileSystemVolume *volume;
9862
9863       volume = _gtk_file_system_get_volume_for_file (impl->file_system, col_data);
9864
9865       data = g_new0 (struct ShortcutsActivateData, 1);
9866       data->impl = g_object_ref (impl);
9867       data->file = g_object_ref (col_data);
9868
9869       if (!volume || !_gtk_file_system_volume_is_mounted (volume))
9870         {
9871           GMountOperation *mount_operation;
9872           GtkWidget *toplevel;
9873
9874           toplevel = gtk_widget_get_toplevel (GTK_WIDGET (impl));
9875
9876           mount_operation = gtk_mount_operation_new (GTK_WINDOW (toplevel));
9877
9878           impl->shortcuts_activate_iter_cancellable =
9879             _gtk_file_system_mount_enclosing_volume (impl->file_system, col_data,
9880                                                      mount_operation,
9881                                                      shortcuts_activate_mount_enclosing_volume,
9882                                                      data);
9883         }
9884       else
9885         {
9886           impl->shortcuts_activate_iter_cancellable =
9887             _gtk_file_system_get_info (impl->file_system, data->file,
9888                                        "standard::type",
9889                                        shortcuts_activate_get_info_cb, data);
9890         }
9891     }
9892   else if (shortcut_type == SHORTCUT_TYPE_SEARCH)
9893     {
9894       search_activate (impl);
9895     }
9896   else if (shortcut_type == SHORTCUT_TYPE_RECENT)
9897     {
9898       recent_activate (impl);
9899     }
9900 }
9901
9902 /* Handler for GtkWidget::key-press-event on the shortcuts list */
9903 static gboolean
9904 shortcuts_key_press_event_cb (GtkWidget             *widget,
9905                               GdkEventKey           *event,
9906                               GtkFileChooserDefault *impl)
9907 {
9908   guint modifiers;
9909
9910   modifiers = gtk_accelerator_get_default_mod_mask ();
9911
9912   if (key_is_left_or_right (event))
9913     {
9914       gtk_widget_grab_focus (impl->browse_files_tree_view);
9915       return TRUE;
9916     }
9917
9918   if ((event->keyval == GDK_KEY_BackSpace
9919       || event->keyval == GDK_KEY_Delete
9920       || event->keyval == GDK_KEY_KP_Delete)
9921       && (event->state & modifiers) == 0)
9922     {
9923       remove_selected_bookmarks (impl);
9924       return TRUE;
9925     }
9926
9927   if ((event->keyval == GDK_KEY_F2)
9928       && (event->state & modifiers) == 0)
9929     {
9930       rename_selected_bookmark (impl);
9931       return TRUE;
9932     }
9933
9934   return FALSE;
9935 }
9936
9937 static gboolean
9938 shortcuts_select_func  (GtkTreeSelection  *selection,
9939                         GtkTreeModel      *model,
9940                         GtkTreePath       *path,
9941                         gboolean           path_currently_selected,
9942                         gpointer           data)
9943 {
9944   GtkFileChooserDefault *impl = data;
9945   GtkTreeIter filter_iter;
9946   ShortcutType shortcut_type;
9947
9948   if (!gtk_tree_model_get_iter (impl->shortcuts_pane_filter_model, &filter_iter, path))
9949     g_assert_not_reached ();
9950
9951   gtk_tree_model_get (impl->shortcuts_pane_filter_model, &filter_iter, SHORTCUTS_COL_TYPE, &shortcut_type, -1);
9952
9953   return shortcut_type != SHORTCUT_TYPE_SEPARATOR;
9954 }
9955
9956 static gboolean
9957 list_select_func  (GtkTreeSelection  *selection,
9958                    GtkTreeModel      *model,
9959                    GtkTreePath       *path,
9960                    gboolean           path_currently_selected,
9961                    gpointer           data)
9962 {
9963   GtkFileChooserDefault *impl = data;
9964
9965   if (impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER ||
9966       impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
9967     {
9968       GtkTreeIter iter;
9969       gboolean is_folder;
9970
9971       if (!gtk_tree_model_get_iter (model, &iter, path))
9972         return FALSE;
9973       gtk_tree_model_get (model, &iter,
9974                           MODEL_COL_IS_FOLDER, &is_folder,
9975                           -1);
9976       if (!is_folder)
9977         return FALSE;
9978     }
9979
9980   return TRUE;
9981 }
9982
9983 static void
9984 list_selection_changed (GtkTreeSelection      *selection,
9985                         GtkFileChooserDefault *impl)
9986 {
9987   /* See if we are in the new folder editable row for Save mode */
9988   if (impl->operation_mode == OPERATION_MODE_BROWSE &&
9989       impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
9990     {
9991       GFileInfo *info;
9992       gboolean had_selection;
9993
9994       info = get_selected_file_info_from_file_list (impl, &had_selection);
9995       if (!had_selection)
9996         goto out; /* normal processing */
9997
9998       if (!info)
9999         return; /* We are on the editable row for New Folder */
10000     }
10001
10002  out:
10003
10004   if (impl->location_entry)
10005     update_chooser_entry (impl);
10006
10007   path_bar_update (impl);
10008
10009   check_preview_change (impl);
10010   bookmarks_check_add_sensitivity (impl);
10011
10012   g_signal_emit_by_name (impl, "selection-changed", 0);
10013 }
10014
10015 /* Callback used when a row in the file list is activated */
10016 static void
10017 list_row_activated (GtkTreeView           *tree_view,
10018                     GtkTreePath           *path,
10019                     GtkTreeViewColumn     *column,
10020                     GtkFileChooserDefault *impl)
10021 {
10022   GFile *file;
10023   GtkTreeIter iter;
10024   GtkTreeModel *model;
10025   gboolean is_folder;
10026
10027   model = gtk_tree_view_get_model (tree_view);
10028
10029   if (!gtk_tree_model_get_iter (model, &iter, path))
10030     return;
10031
10032   gtk_tree_model_get (model, &iter,
10033                       MODEL_COL_FILE, &file,
10034                       MODEL_COL_IS_FOLDER, &is_folder,
10035                       -1);
10036
10037   if (is_folder && file)
10038     {
10039       change_folder_and_display_error (impl, file, FALSE);
10040       g_object_unref (file);
10041       goto out;
10042     }
10043
10044   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
10045       impl->action == GTK_FILE_CHOOSER_ACTION_SAVE)
10046     g_signal_emit_by_name (impl, "file-activated");
10047
10048  out:
10049
10050   if (file)
10051     g_object_unref (file);
10052 }
10053
10054 static void
10055 path_bar_clicked (GtkPathBar            *path_bar,
10056                   GFile                 *file,
10057                   GFile                 *child_file,
10058                   gboolean               child_is_hidden,
10059                   GtkFileChooserDefault *impl)
10060 {
10061   if (child_file)
10062     pending_select_files_add (impl, child_file);
10063
10064   if (!change_folder_and_display_error (impl, file, FALSE))
10065     return;
10066
10067   /* Say we have "/foo/bar/[.baz]" and the user clicks on "bar".  We should then
10068    * show hidden files so that ".baz" appears in the file list, as it will still
10069    * be shown in the path bar: "/foo/[bar]/.baz"
10070    */
10071   if (child_is_hidden)
10072     g_object_set (impl, "show-hidden", TRUE, NULL);
10073 }
10074
10075 static void
10076 update_cell_renderer_attributes (GtkFileChooserDefault *impl)
10077 {
10078   GtkTreeViewColumn *column;
10079   GtkCellRenderer *renderer;
10080   GList *walk, *list;
10081   gboolean always_sensitive;
10082
10083   always_sensitive = impl->action != GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER &&
10084                      impl->action != GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER;
10085
10086   /* Keep the following column numbers in sync with create_file_list() */
10087
10088   /* name */
10089   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 0);
10090   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10091   for (walk = list; walk; walk = walk->next)
10092     {
10093       renderer = walk->data;
10094       if (GTK_IS_CELL_RENDERER_PIXBUF (renderer))
10095         {
10096           gtk_tree_view_column_set_attributes (column, renderer,
10097                                                "pixbuf", MODEL_COL_PIXBUF,
10098                                                NULL);
10099         }
10100       else
10101         {
10102           gtk_tree_view_column_set_attributes (column, renderer,
10103                                                "text", MODEL_COL_NAME,
10104                                                "ellipsize", MODEL_COL_ELLIPSIZE,
10105                                                NULL);
10106         }
10107       if (always_sensitive)
10108         g_object_set (renderer, "sensitive", TRUE, NULL);
10109       else
10110         gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10111     }
10112   g_list_free (list);
10113
10114   /* size */
10115   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 1);
10116   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10117   renderer = list->data;
10118   gtk_tree_view_column_set_attributes (column, renderer,
10119                                        "text", MODEL_COL_SIZE_TEXT,
10120                                        NULL);
10121   if (always_sensitive)
10122     g_object_set (renderer, "sensitive", TRUE, NULL);
10123   else
10124     gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10125   g_list_free (list);
10126
10127   /* mtime */
10128   column = gtk_tree_view_get_column (GTK_TREE_VIEW (impl->browse_files_tree_view), 2);
10129   list = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column));
10130   renderer = list->data;
10131   gtk_tree_view_column_set_attributes (column, renderer,
10132                                        "text", MODEL_COL_MTIME_TEXT,
10133                                        NULL);
10134   if (always_sensitive)
10135     g_object_set (renderer, "sensitive", TRUE, NULL);
10136   else
10137     gtk_tree_view_column_add_attribute (column, renderer, "sensitive", MODEL_COL_IS_FOLDER);
10138   g_list_free (list);
10139 }
10140
10141 GtkWidget *
10142 _gtk_file_chooser_default_new (void)
10143 {
10144   return g_object_new (GTK_TYPE_FILE_CHOOSER_DEFAULT, NULL);
10145 }
10146
10147 static void
10148 location_set_user_text (GtkFileChooserDefault *impl,
10149                         const gchar           *path)
10150 {
10151   _gtk_file_chooser_entry_set_file_part (GTK_FILE_CHOOSER_ENTRY (impl->location_entry), path);
10152   gtk_editable_set_position (GTK_EDITABLE (impl->location_entry), -1);
10153 }
10154
10155 static void
10156 location_popup_handler (GtkFileChooserDefault *impl,
10157                         const gchar           *path)
10158 {
10159   if (impl->operation_mode != OPERATION_MODE_BROWSE)
10160     {
10161       GtkWidget *widget_to_focus;
10162
10163       operation_mode_set (impl, OPERATION_MODE_BROWSE);
10164
10165       if (impl->current_folder)
10166         change_folder_and_display_error (impl, impl->current_folder, FALSE);
10167
10168       if (impl->location_mode == LOCATION_MODE_PATH_BAR)
10169         widget_to_focus = impl->browse_files_tree_view;
10170       else
10171         widget_to_focus = impl->location_entry;
10172
10173       gtk_widget_grab_focus (widget_to_focus);
10174       return;
10175     }
10176
10177   if (impl->action == GTK_FILE_CHOOSER_ACTION_OPEN ||
10178       impl->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER)
10179     {
10180       LocationMode new_mode;
10181
10182       if (path != NULL)
10183         {
10184           /* since the user typed something, we unconditionally want to turn on the entry */
10185           new_mode = LOCATION_MODE_FILENAME_ENTRY;
10186         }
10187       else if (impl->location_mode == LOCATION_MODE_PATH_BAR)
10188         new_mode = LOCATION_MODE_FILENAME_ENTRY;
10189       else if (impl->location_mode == LOCATION_MODE_FILENAME_ENTRY)
10190         new_mode = LOCATION_MODE_PATH_BAR;
10191       else
10192         {
10193           g_assert_not_reached ();
10194           return;
10195         }
10196
10197       location_mode_set (impl, new_mode, TRUE);
10198       if (new_mode == LOCATION_MODE_FILENAME_ENTRY)
10199         {
10200           if (path != NULL)
10201             location_set_user_text (impl, path);
10202           else
10203             {
10204               location_entry_set_initial_text (impl);
10205               gtk_editable_select_region (GTK_EDITABLE (impl->location_entry), 0, -1);
10206             }
10207         }
10208     }
10209   else if (impl->action == GTK_FILE_CHOOSER_ACTION_SAVE ||
10210            impl->action == GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER)
10211     {
10212       gtk_widget_grab_focus (impl->location_entry);
10213       if (path != NULL)
10214         location_set_user_text (impl, path);
10215     }
10216   else
10217     g_assert_not_reached ();
10218 }
10219
10220 /* Handler for the "up-folder" keybinding signal */
10221 static void
10222 up_folder_handler (GtkFileChooserDefault *impl)
10223 {
10224   _gtk_path_bar_up (GTK_PATH_BAR (impl->browse_path_bar));
10225 }
10226
10227 /* Handler for the "down-folder" keybinding signal */
10228 static void
10229 down_folder_handler (GtkFileChooserDefault *impl)
10230 {
10231   _gtk_path_bar_down (GTK_PATH_BAR (impl->browse_path_bar));
10232 }
10233
10234 /* Switches to the shortcut in the specified index */
10235 static void
10236 switch_to_shortcut (GtkFileChooserDefault *impl,
10237                     int pos)
10238 {
10239   GtkTreeIter iter;
10240
10241   if (!gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (impl->shortcuts_model), &iter, NULL, pos))
10242     g_assert_not_reached ();
10243
10244   shortcuts_activate_iter (impl, &iter);
10245 }
10246
10247 /* Handler for the "home-folder" keybinding signal */
10248 static void
10249 home_folder_handler (GtkFileChooserDefault *impl)
10250 {
10251   if (impl->has_home)
10252     switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_HOME));
10253 }
10254
10255 /* Handler for the "desktop-folder" keybinding signal */
10256 static void
10257 desktop_folder_handler (GtkFileChooserDefault *impl)
10258 {
10259   if (impl->has_desktop)
10260     switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_DESKTOP));
10261 }
10262
10263 /* Handler for the "search-shortcut" keybinding signal */
10264 static void
10265 search_shortcut_handler (GtkFileChooserDefault *impl)
10266 {
10267   if (impl->has_search)
10268     {
10269       switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_SEARCH));
10270
10271       /* we want the entry widget to grab the focus the first
10272        * time, not the browse_files_tree_view widget.
10273        */
10274       if (impl->search_entry)
10275         gtk_widget_grab_focus (impl->search_entry);
10276     }
10277 }
10278
10279 /* Handler for the "recent-shortcut" keybinding signal */
10280 static void
10281 recent_shortcut_handler (GtkFileChooserDefault *impl)
10282 {
10283   switch_to_shortcut (impl, shortcuts_get_index (impl, SHORTCUTS_RECENT));
10284 }
10285
10286 static void
10287 quick_bookmark_handler (GtkFileChooserDefault *impl,
10288                         gint bookmark_index)
10289 {
10290   int bookmark_pos;
10291   GtkTreePath *path;
10292
10293   if (bookmark_index < 0 || bookmark_index >= impl->num_bookmarks)
10294     return;
10295
10296   bookmark_pos = shortcuts_get_index (impl, SHORTCUTS_BOOKMARKS) + bookmark_index;
10297
10298   path = gtk_tree_path_new_from_indices (bookmark_pos, -1);
10299   gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (impl->browse_shortcuts_tree_view),
10300                                 path, NULL,
10301                                 FALSE, 0.0, 0.0);
10302   gtk_tree_path_free (path);
10303
10304   switch_to_shortcut (impl, bookmark_pos);
10305 }
10306
10307 static void
10308 show_hidden_handler (GtkFileChooserDefault *impl)
10309 {
10310   g_object_set (impl,
10311                 "show-hidden", !impl->show_hidden,
10312                 NULL);
10313 }
10314
10315
10316 /* Drag and drop interfaces */
10317
10318 static void
10319 _shortcuts_pane_model_filter_class_init (ShortcutsPaneModelFilterClass *class)
10320 {
10321 }
10322
10323 static void
10324 _shortcuts_pane_model_filter_init (ShortcutsPaneModelFilter *model)
10325 {
10326   model->impl = NULL;
10327 }
10328
10329 /* GtkTreeDragSource::row_draggable implementation for the shortcuts filter model */
10330 static gboolean
10331 shortcuts_pane_model_filter_row_draggable (GtkTreeDragSource *drag_source,
10332                                            GtkTreePath       *path)
10333 {
10334   ShortcutsPaneModelFilter *model;
10335   int pos;
10336   int bookmarks_pos;
10337
10338   model = SHORTCUTS_PANE_MODEL_FILTER (drag_source);
10339
10340   pos = *gtk_tree_path_get_indices (path);
10341   bookmarks_pos = shortcuts_get_index (model->impl, SHORTCUTS_BOOKMARKS);
10342
10343   return (pos >= bookmarks_pos && pos < bookmarks_pos + model->impl->num_bookmarks);
10344 }
10345
10346 /* GtkTreeDragSource::drag_data_get implementation for the shortcuts
10347  * filter model
10348  */
10349 static gboolean
10350 shortcuts_pane_model_filter_drag_data_get (GtkTreeDragSource *drag_source,
10351                                            GtkTreePath       *path,
10352                                            GtkSelectionData  *selection_data)
10353 {
10354   /* FIXME */
10355
10356   return FALSE;
10357 }
10358
10359 /* Fill the GtkTreeDragSourceIface vtable */
10360 static void
10361 shortcuts_pane_model_filter_drag_source_iface_init (GtkTreeDragSourceIface *iface)
10362 {
10363   iface->row_draggable = shortcuts_pane_model_filter_row_draggable;
10364   iface->drag_data_get = shortcuts_pane_model_filter_drag_data_get;
10365 }
10366
10367 #if 0
10368 /* Fill the GtkTreeDragDestIface vtable */
10369 static void
10370 shortcuts_pane_model_filter_drag_dest_iface_init (GtkTreeDragDestIface *iface)
10371 {
10372   iface->drag_data_received = shortcuts_pane_model_filter_drag_data_received;
10373   iface->row_drop_possible = shortcuts_pane_model_filter_row_drop_possible;
10374 }
10375 #endif
10376
10377 static GtkTreeModel *
10378 shortcuts_pane_model_filter_new (GtkFileChooserDefault *impl,
10379                                  GtkTreeModel          *child_model,
10380                                  GtkTreePath           *root)
10381 {
10382   ShortcutsPaneModelFilter *model;
10383
10384   model = g_object_new (SHORTCUTS_PANE_MODEL_FILTER_TYPE,
10385                         "child-model", child_model,
10386                         "virtual-root", root,
10387                         NULL);
10388
10389   model->impl = impl;
10390
10391   return GTK_TREE_MODEL (model);
10392 }
10393