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

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 2 -*- */
   2
   3 /* GTK+: gtkfilechooserbutton.c
   4  *
   5  * Copyright (c) 2004 James M. Cape <jcape@ignore-your.tv>
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Library General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Library General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Library General Public
  18  * License along with this library; if not, write to the
  19  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  20  * Boston, MA 02111-1307, USA.
  21  */
  22
  23 #include "config.h"
  24
  25 #include <sys/types.h>
  26 #include <sys/stat.h>
  27 #ifdef HAVE_UNISTD_H
  28 #include <unistd.h>
  29 #endif
  30
  31 #include <string.h>
  32
  33 #include "gtkintl.h"
  34 #include "gtkbutton.h"
  35 #include "gtkcelllayout.h"
  36 #include "gtkcellrenderertext.h"
  37 #include "gtkcellrendererpixbuf.h"
  38 #include "gtkcombobox.h"
  39 #include "gtkdnd.h"
  40 #include "gtkicontheme.h"
  41 #include "gtkiconfactory.h"
  42 #include "gtkimage.h"
  43 #include "gtklabel.h"
  44 #include "gtkliststore.h"
  45 #include "gtkstock.h"
  46 #include "gtktreemodelfilter.h"
  47 #include "gtkvseparator.h"
  48 #include "gtkfilechooserdialog.h"
  49 #include "gtkfilechooserprivate.h"
  50 #include "gtkfilechooserutils.h"
  51 #include "gtkmarshalers.h"
  52
  53 #include "gtkfilechooserbutton.h"
  54
  55 #include "gtkprivate.h"
  56 #include "gtkalias.h"
  57
  58 /* **************** *
  59  *  Private Macros  *
  60  * **************** */
  61
  62 #define GTK_FILE_CHOOSER_BUTTON_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GTK_TYPE_FILE_CHOOSER_BUTTON, GtkFileChooserButtonPrivate))
  63
  64 #define DEFAULT_TITLE           N_("Select A File")
  65 #define DESKTOP_DISPLAY_NAME    N_("Desktop")
  66 #define FALLBACK_DISPLAY_NAME   N_("(None)")
  67 #define FALLBACK_ICON_NAME      "stock_unknown"
  68 #define FALLBACK_ICON_SIZE      16
  69
  70
  71 /* ********************** *
  72  *  Private Enumerations  *
  73  * ********************** */
  74
  75 /* Property IDs */
  76 enum
  77 {
  78   PROP_0,
  79
  80   PROP_DIALOG,
  81   PROP_FOCUS_ON_CLICK,
  82   PROP_TITLE,
  83   PROP_WIDTH_CHARS
  84 };
  85
  86 /* Signals */
  87 enum
  88 {
  89   FILE_SET,
  90   LAST_SIGNAL
  91 };
  92
  93 /* TreeModel Columns */
  94 enum
  95 {
  96   ICON_COLUMN,
  97   DISPLAY_NAME_COLUMN,
  98   TYPE_COLUMN,
  99   DATA_COLUMN,
 100   IS_FOLDER_COLUMN,
 101   CANCELLABLE_COLUMN,
 102   NUM_COLUMNS
 103 };
 104
 105 /* TreeModel Row Types */
 106 typedef enum
 107 {
 108   ROW_TYPE_SPECIAL,
 109   ROW_TYPE_VOLUME,
 110   ROW_TYPE_SHORTCUT,
 111   ROW_TYPE_BOOKMARK_SEPARATOR,
 112   ROW_TYPE_BOOKMARK,
 113   ROW_TYPE_CURRENT_FOLDER_SEPARATOR,
 114   ROW_TYPE_CURRENT_FOLDER,
 115   ROW_TYPE_OTHER_SEPARATOR,
 116   ROW_TYPE_OTHER,
 117
 118   ROW_TYPE_INVALID = -1
 119 }
 120 RowType;
 121
 122
 123 /* ******************** *
 124  *  Private Structures  *
 125  * ******************** */
 126
 127 struct _GtkFileChooserButtonPrivate
 128 {
 129   GtkWidget *dialog;
 130   GtkWidget *button;
 131   GtkWidget *image;
 132   GtkWidget *label;
 133   GtkWidget *combo_box;
 134   GtkCellRenderer *icon_cell;
 135   GtkCellRenderer *name_cell;
 136
 137   GtkTreeModel *model;
 138   GtkTreeModel *filter_model;
 139
 140   GtkFileSystem *fs;
 141   GFile *old_file;
 142
 143   gulong combo_box_changed_id;
 144   gulong dialog_file_activated_id;
 145   gulong dialog_folder_changed_id;
 146   gulong dialog_selection_changed_id;
 147   gulong fs_volumes_changed_id;
 148   gulong fs_bookmarks_changed_id;
 149
 150   GCancellable *dnd_select_folder_cancellable;
 151   GCancellable *update_button_cancellable;
 152   GSList *change_icon_theme_cancellables;
 153
 154   gint icon_size;
 155
 156   guint8 n_special;
 157   guint8 n_volumes;
 158   guint8 n_shortcuts;
 159   guint8 n_bookmarks;
 160   guint  has_bookmark_separator       : 1;
 161   guint  has_current_folder_separator : 1;
 162   guint  has_current_folder           : 1;
 163   guint  has_other_separator          : 1;
 164
 165   /* Used for hiding/showing the dialog when the button is hidden */
 166   guint  active                       : 1;
 167
 168   /* Used to track whether we need to set a default current folder on ::map() */
 169   guint  folder_has_been_set          : 1;
 170
 171   guint  focus_on_click               : 1;
 172 };
 173
 174
 175 /* ************* *
 176  *  DnD Support  *
 177  * ************* */
 178
 179 enum
 180 {
 181   TEXT_PLAIN,
 182   TEXT_URI_LIST
 183 };
 184
 185
 186 /* ********************* *
 187  *  Function Prototypes  *
 188  * ********************* */
 189
 190 /* GtkFileChooserIface Functions */
 191 static void     gtk_file_chooser_button_file_chooser_iface_init (GtkFileChooserIface *iface);
 192 static gboolean gtk_file_chooser_button_add_shortcut_folder     (GtkFileChooser      *chooser,
 193                                                                  GFile               *file,
 194                                                                  GError             **error);
 195 static gboolean gtk_file_chooser_button_remove_shortcut_folder  (GtkFileChooser      *chooser,
 196                                                                  GFile               *file,
 197                                                                  GError             **error);
 198
 199 /* GObject Functions */
 200 static GObject *gtk_file_chooser_button_constructor        (GType             type,
 201                                                             guint             n_params,
 202                                                             GObjectConstructParam *params);
 203 static void     gtk_file_chooser_button_set_property       (GObject          *object,
 204                                                             guint             param_id,
 205                                                             const GValue     *value,
 206                                                             GParamSpec       *pspec);
 207 static void     gtk_file_chooser_button_get_property       (GObject          *object,
 208                                                             guint             param_id,
 209                                                             GValue           *value,
 210                                                             GParamSpec       *pspec);
 211 static void     gtk_file_chooser_button_finalize           (GObject          *object);
 212
 213 /* GtkObject Functions */
 214 static void     gtk_file_chooser_button_destroy            (GtkObject        *object);
 215
 216 /* GtkWidget Functions */
 217 static void     gtk_file_chooser_button_drag_data_received (GtkWidget        *widget,
 218                                                             GdkDragContext   *context,
 219                                                             gint              x,
 220                                                             gint              y,
 221                                                             GtkSelectionData *data,
 222                                                             guint             type,
 223                                                             guint             drag_time);
 224 static void     gtk_file_chooser_button_show_all           (GtkWidget        *widget);
 225 static void     gtk_file_chooser_button_hide_all           (GtkWidget        *widget);
 226 static void     gtk_file_chooser_button_show               (GtkWidget        *widget);
 227 static void     gtk_file_chooser_button_hide               (GtkWidget        *widget);
 228 static void     gtk_file_chooser_button_map                (GtkWidget        *widget);
 229 static gboolean gtk_file_chooser_button_mnemonic_activate  (GtkWidget        *widget,
 230                                                             gboolean          group_cycling);
 231 static void     gtk_file_chooser_button_style_set          (GtkWidget        *widget,
 232                                                             GtkStyle         *old_style);
 233 static void     gtk_file_chooser_button_screen_changed     (GtkWidget        *widget,
 234                                                             GdkScreen        *old_screen);
 235
 236 /* Utility Functions */
 237 static GtkIconTheme *get_icon_theme               (GtkWidget            *widget);
 238 static void          set_info_for_file_at_iter         (GtkFileChooserButton *fs,
 239                                                         GFile                *file,
 240                                                         GtkTreeIter          *iter);
 241
 242 static gint          model_get_type_position      (GtkFileChooserButton *button,
 243                                                    RowType               row_type);
 244 static void          model_free_row_data          (GtkFileChooserButton *button,
 245                                                    GtkTreeIter          *iter);
 246 static inline void   model_add_special            (GtkFileChooserButton *button);
 247 static inline void   model_add_other              (GtkFileChooserButton *button);
 248 static void          model_add_volumes            (GtkFileChooserButton *button,
 249                                                    GSList               *volumes);
 250 static void          model_add_bookmarks          (GtkFileChooserButton *button,
 251                                                    GSList               *bookmarks);
 252 static void          model_update_current_folder  (GtkFileChooserButton *button,
 253                                                    GFile                *file);
 254 static void          model_remove_rows            (GtkFileChooserButton *button,
 255                                                    gint                  pos,
 256                                                    gint                  n_rows);
 257
 258 static gboolean      filter_model_visible_func    (GtkTreeModel         *model,
 259                                                    GtkTreeIter          *iter,
 260                                                    gpointer              user_data);
 261
 262 static gboolean      combo_box_row_separator_func (GtkTreeModel         *model,
 263                                                    GtkTreeIter          *iter,
 264                                                    gpointer              user_data);
 265 static void          name_cell_data_func          (GtkCellLayout        *layout,
 266                                                    GtkCellRenderer      *cell,
 267                                                    GtkTreeModel         *model,
 268                                                    GtkTreeIter          *iter,
 269                                                    gpointer              user_data);
 270 static void          open_dialog                  (GtkFileChooserButton *button);
 271 static void          update_combo_box             (GtkFileChooserButton *button);
 272 static void          update_label_and_image       (GtkFileChooserButton *button);
 273
 274 /* Child Object Callbacks */
 275 static void     fs_volumes_changed_cb            (GtkFileSystem  *fs,
 276                                                   gpointer        user_data);
 277 static void     fs_bookmarks_changed_cb          (GtkFileSystem  *fs,
 278                                                   gpointer        user_data);
 279
 280 static void     combo_box_changed_cb             (GtkComboBox    *combo_box,
 281                                                   gpointer        user_data);
 282
 283 static void     button_clicked_cb                (GtkButton      *real_button,
 284                                                   gpointer        user_data);
 285
 286 static void     dialog_update_preview_cb         (GtkFileChooser *dialog,
 287                                                   gpointer        user_data);
 288 static void     dialog_selection_changed_cb      (GtkFileChooser *dialog,
 289                                                   gpointer        user_data);
 290 static void     dialog_file_activated_cb         (GtkFileChooser *dialog,
 291                                                   gpointer        user_data);
 292 static void     dialog_current_folder_changed_cb (GtkFileChooser *dialog,
 293                                                   gpointer        user_data);
 294 static void     dialog_notify_cb                 (GObject        *dialog,
 295                                                   GParamSpec     *pspec,
 296                                                   gpointer        user_data);
 297 static gboolean dialog_delete_event_cb           (GtkWidget      *dialog,
 298                                                   GdkEvent       *event,
 299                                                   gpointer        user_data);
 300 static void     dialog_response_cb               (GtkDialog      *dialog,
 301                                                   gint            response,
 302                                                   gpointer        user_data);
 303
 304 static guint file_chooser_button_signals[LAST_SIGNAL] = { 0 };
 305
 306 /* ******************* *
 307  *  GType Declaration  *
 308  * ******************* */
 309
 310 G_DEFINE_TYPE_WITH_CODE (GtkFileChooserButton, gtk_file_chooser_button, GTK_TYPE_HBOX, { \
 311     G_IMPLEMENT_INTERFACE (GTK_TYPE_FILE_CHOOSER, gtk_file_chooser_button_file_chooser_iface_init) \
 312 })
 313
 314
 315 /* ***************** *
 316  *  GType Functions  *
 317  * ***************** */
 318
 319 static void
 320 gtk_file_chooser_button_class_init (GtkFileChooserButtonClass * class)
 321 {
 322   GObjectClass *gobject_class;
 323   GtkObjectClass *gtkobject_class;
 324   GtkWidgetClass *widget_class;
 325
 326   gobject_class = G_OBJECT_CLASS (class);
 327   gtkobject_class = GTK_OBJECT_CLASS (class);
 328   widget_class = GTK_WIDGET_CLASS (class);
 329
 330   gobject_class->constructor = gtk_file_chooser_button_constructor;
 331   gobject_class->set_property = gtk_file_chooser_button_set_property;
 332   gobject_class->get_property = gtk_file_chooser_button_get_property;
 333   gobject_class->finalize = gtk_file_chooser_button_finalize;
 334
 335   gtkobject_class->destroy = gtk_file_chooser_button_destroy;
 336
 337   widget_class->drag_data_received = gtk_file_chooser_button_drag_data_received;
 338   widget_class->show_all = gtk_file_chooser_button_show_all;
 339   widget_class->hide_all = gtk_file_chooser_button_hide_all;
 340   widget_class->show = gtk_file_chooser_button_show;
 341   widget_class->hide = gtk_file_chooser_button_hide;
 342   widget_class->map = gtk_file_chooser_button_map;
 343   widget_class->style_set = gtk_file_chooser_button_style_set;
 344   widget_class->screen_changed = gtk_file_chooser_button_screen_changed;
 345   widget_class->mnemonic_activate = gtk_file_chooser_button_mnemonic_activate;
 346
 347   /**
 348    * GtkFileChooserButton::file-set:
 349    * @widget: the object which received the signal.
 350    *
 351    * The ::file-set signal is emitted when the user selects a file.
 352    *
 353    * Note that this signal is only emitted when the <emphasis>user</emphasis>
 354    * changes the file.
 355    *
 356    * Since: 2.12
 357    */
 358   file_chooser_button_signals[FILE_SET] =
 359     g_signal_new (I_("file-set"),
 360                   G_TYPE_FROM_CLASS (gobject_class),
 361                   G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 362                   G_STRUCT_OFFSET (GtkFileChooserButtonClass, file_set),
 363                   NULL, NULL,
 364                   _gtk_marshal_VOID__VOID,
 365                   G_TYPE_NONE, 0);
 366
 367   /**
 368    * GtkFileChooserButton:dialog:
 369    *
 370    * Instance of the #GtkFileChooserDialog associated with the button.
 371    *
 372    * Since: 2.6
 373    */
 374   g_object_class_install_property (gobject_class, PROP_DIALOG,
 375                                    g_param_spec_object ("dialog",
 376                                                         P_("Dialog"),
 377                                                         P_("The file chooser dialog to use."),
 378                                                         GTK_TYPE_FILE_CHOOSER,
 379                                                         (GTK_PARAM_WRITABLE |
 380                                                          G_PARAM_CONSTRUCT_ONLY)));
 381
 382   /**
 383    * GtkFileChooserButton:focus-on-click:
 384    *
 385    * Whether the #GtkFileChooserButton button grabs focus when it is clicked
 386    * with the mouse.
 387    *
 388    * Since: 2.10
 389    */
 390   g_object_class_install_property (gobject_class,
 391                                    PROP_FOCUS_ON_CLICK,
 392                                    g_param_spec_boolean ("focus-on-click",
 393                                                          P_("Focus on click"),
 394                                                          P_("Whether the button grabs focus when it is clicked with the mouse"),
 395                                                          TRUE,
 396                                                          GTK_PARAM_READWRITE));
 397
 398   /**
 399    * GtkFileChooserButton:title:
 400    *
 401    * Title to put on the #GtkFileChooserDialog associated with the button.
 402    *
 403    * Since: 2.6
 404    */
 405   g_object_class_install_property (gobject_class, PROP_TITLE,
 406                                    g_param_spec_string ("title",
 407                                                         P_("Title"),
 408                                                         P_("The title of the file chooser dialog."),
 409                                                         _(DEFAULT_TITLE),
 410                                                         GTK_PARAM_READWRITE));
 411
 412   /**
 413    * GtkFileChooserButton:width-chars:
 414    *
 415    * The width of the entry and label inside the button, in characters.
 416    *
 417    * Since: 2.6
 418    */
 419   g_object_class_install_property (gobject_class, PROP_WIDTH_CHARS,
 420                                    g_param_spec_int ("width-chars",
 421                                                      P_("Width In Characters"),
 422                                                      P_("The desired width of the button widget, in characters."),
 423                                                      -1, G_MAXINT, -1,
 424                                                      GTK_PARAM_READWRITE));
 425
 426   _gtk_file_chooser_install_properties (gobject_class);
 427
 428   g_type_class_add_private (class, sizeof (GtkFileChooserButtonPrivate));
 429 }
 430
 431 static void
 432 gtk_file_chooser_button_init (GtkFileChooserButton *button)
 433 {
 434   GtkFileChooserButtonPrivate *priv;
 435   GtkWidget *box, *image, *sep;
 436   GtkTargetList *target_list;
 437
 438   priv = button->priv = GTK_FILE_CHOOSER_BUTTON_GET_PRIVATE (button);
 439
 440   priv->icon_size = FALLBACK_ICON_SIZE;
 441   priv->focus_on_click = TRUE;
 442
 443   gtk_widget_push_composite_child ();
 444
 445   /* Button */
 446   priv->button = gtk_button_new ();
 447   g_signal_connect (priv->button, "clicked", G_CALLBACK (button_clicked_cb),
 448                     button);
 449   gtk_container_add (GTK_CONTAINER (button), priv->button);
 450   gtk_widget_show (priv->button);
 451
 452   box = gtk_hbox_new (FALSE, 4);
 453   gtk_container_add (GTK_CONTAINER (priv->button), box);
 454   gtk_widget_show (box);
 455
 456   priv->image = gtk_image_new ();
 457   gtk_box_pack_start (GTK_BOX (box), priv->image, FALSE, FALSE, 0);
 458   gtk_widget_show (priv->image);
 459
 460   priv->label = gtk_label_new (_(FALLBACK_DISPLAY_NAME));
 461   gtk_label_set_ellipsize (GTK_LABEL (priv->label), PANGO_ELLIPSIZE_END);
 462   gtk_misc_set_alignment (GTK_MISC (priv->label), 0.0, 0.5);
 463   gtk_container_add (GTK_CONTAINER (box), priv->label);
 464   gtk_widget_show (priv->label);
 465
 466   sep = gtk_vseparator_new ();
 467   gtk_box_pack_start (GTK_BOX (box), sep, FALSE, FALSE, 0);
 468   gtk_widget_show (sep);
 469
 470   image = gtk_image_new_from_stock (GTK_STOCK_OPEN,
 471                                     GTK_ICON_SIZE_MENU);
 472   gtk_box_pack_start (GTK_BOX (box), image, FALSE, FALSE, 0);
 473   gtk_widget_show (image);
 474
 475   /* Combo Box */
 476   /* Keep in sync with columns enum, line 88 */
 477   priv->model =
 478     GTK_TREE_MODEL (gtk_list_store_new (NUM_COLUMNS,
 479                                         GDK_TYPE_PIXBUF, /* Icon */
 480                                         G_TYPE_STRING,   /* Display Name */
 481                                         G_TYPE_CHAR,     /* Row Type */
 482                                         G_TYPE_POINTER   /* Volume || Path */,
 483                                         G_TYPE_BOOLEAN   /* Is Folder? */,
 484                                         G_TYPE_POINTER   /* cancellable */));
 485
 486   priv->combo_box = gtk_combo_box_new ();
 487   priv->combo_box_changed_id =
 488     g_signal_connect (priv->combo_box, "changed",
 489                       G_CALLBACK (combo_box_changed_cb), button);
 490   gtk_container_add (GTK_CONTAINER (button), priv->combo_box);
 491
 492   priv->icon_cell = gtk_cell_renderer_pixbuf_new ();
 493   gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (priv->combo_box),
 494                               priv->icon_cell, FALSE);
 495   gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (priv->combo_box),
 496                                  priv->icon_cell, "pixbuf", ICON_COLUMN);
 497
 498   priv->name_cell = gtk_cell_renderer_text_new ();
 499   gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (priv->combo_box),
 500                               priv->name_cell, TRUE);
 501   gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (priv->combo_box),
 502                                  priv->name_cell, "text", DISPLAY_NAME_COLUMN);
 503   gtk_cell_layout_set_cell_data_func (GTK_CELL_LAYOUT (priv->combo_box),
 504                                       priv->name_cell, name_cell_data_func,
 505                                       NULL, NULL);
 506
 507   gtk_widget_pop_composite_child ();
 508
 509   /* DnD */
 510   gtk_drag_dest_set (GTK_WIDGET (button),
 511                      (GTK_DEST_DEFAULT_ALL),
 512                      NULL, 0,
 513                      GDK_ACTION_COPY);
 514   target_list = gtk_target_list_new (NULL, 0);
 515   gtk_target_list_add_uri_targets (target_list, TEXT_URI_LIST);
 516   gtk_target_list_add_text_targets (target_list, TEXT_PLAIN);
 517   gtk_drag_dest_set_target_list (GTK_WIDGET (button), target_list);
 518   gtk_target_list_unref (target_list);
 519 }
 520
 521
 522 /* ******************************* *
 523  *  GtkFileChooserIface Functions  *
 524  * ******************************* */
 525 static void
 526 gtk_file_chooser_button_file_chooser_iface_init (GtkFileChooserIface *iface)
 527 {
 528   _gtk_file_chooser_delegate_iface_init (iface);
 529
 530   iface->add_shortcut_folder = gtk_file_chooser_button_add_shortcut_folder;
 531   iface->remove_shortcut_folder = gtk_file_chooser_button_remove_shortcut_folder;
 532 }
 533
 534 static gboolean
 535 gtk_file_chooser_button_add_shortcut_folder (GtkFileChooser  *chooser,
 536                                              GFile           *file,
 537                                              GError         **error)
 538 {
 539   GtkFileChooser *delegate;
 540   gboolean retval;
 541
 542   delegate = g_object_get_qdata (G_OBJECT (chooser),
 543                                  GTK_FILE_CHOOSER_DELEGATE_QUARK);
 544   retval = _gtk_file_chooser_add_shortcut_folder (delegate, file, error);
 545
 546   if (retval)
 547     {
 548       GtkFileChooserButton *button = GTK_FILE_CHOOSER_BUTTON (chooser);
 549       GtkFileChooserButtonPrivate *priv = button->priv;
 550       GtkTreeIter iter;
 551       gint pos;
 552
 553       pos = model_get_type_position (button, ROW_TYPE_SHORTCUT);
 554       pos += priv->n_shortcuts;
 555
 556       gtk_list_store_insert (GTK_LIST_STORE (priv->model), &iter, pos);
 557       gtk_list_store_set (GTK_LIST_STORE (priv->model), &iter,
 558                           ICON_COLUMN, NULL,
 559                           DISPLAY_NAME_COLUMN, _(FALLBACK_DISPLAY_NAME),
 560                           TYPE_COLUMN, ROW_TYPE_SHORTCUT,
 561                           DATA_COLUMN, g_object_ref (file),
 562                           IS_FOLDER_COLUMN, FALSE,
 563                           -1);
 564       set_info_for_file_at_iter (button, file, &iter);
 565       priv->n_shortcuts++;
 566
 567       gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (priv->filter_model));
 568     }
 569
 570   return retval;
 571 }
 572
 573 static gboolean
 574 gtk_file_chooser_button_remove_shortcut_folder (GtkFileChooser  *chooser,
 575                                                 GFile           *file,
 576                                                 GError         **error)
 577 {
 578   GtkFileChooser *delegate;
 579   gboolean retval;
 580
 581   delegate = g_object_get_qdata (G_OBJECT (chooser),
 582                                  GTK_FILE_CHOOSER_DELEGATE_QUARK);
 583
 584   retval = _gtk_file_chooser_remove_shortcut_folder (delegate, file, error);
 585
 586   if (retval)
 587     {
 588       GtkFileChooserButton *button = GTK_FILE_CHOOSER_BUTTON (chooser);
 589       GtkFileChooserButtonPrivate *priv = button->priv;
 590       GtkTreeIter iter;
 591       gint pos;
 592       gchar type;
 593
 594       pos = model_get_type_position (button, ROW_TYPE_SHORTCUT);
 595       gtk_tree_model_iter_nth_child (priv->model, &iter, NULL, pos);
 596
 597       do
 598         {
 599           gpointer data;
 600
 601           gtk_tree_model_get (priv->model, &iter,
 602                               TYPE_COLUMN, &type,
 603                               DATA_COLUMN, &data,
 604                               -1);
 605
 606           if (type == ROW_TYPE_SHORTCUT &&
 607               data && g_file_equal (data, file))
 608             {
 609               model_free_row_data (GTK_FILE_CHOOSER_BUTTON (chooser), &iter);
 610               gtk_list_store_remove (GTK_LIST_STORE (priv->model), &iter);
 611               priv->n_shortcuts--;
 612               gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (priv->filter_model));
 613               update_combo_box (GTK_FILE_CHOOSER_BUTTON (chooser));
 614               break;
 615             }
 616         }
 617       while (type == ROW_TYPE_SHORTCUT &&
 618              gtk_tree_model_iter_next (priv->model, &iter));
 619     }
 620
 621   return retval;
 622 }
 623
 624
 625 /* ******************* *
 626  *  GObject Functions  *
 627  * ******************* */
 628
 629 static GObject *
 630 gtk_file_chooser_button_constructor (GType                  type,
 631                                      guint                  n_params,
 632                                      GObjectConstructParam *params)
 633 {
 634   GObject *object;
 635   GtkFileChooserButton *button;
 636   GtkFileChooserButtonPrivate *priv;
 637   GSList *list;
 638   char *current_folder;
 639
 640   object = (*G_OBJECT_CLASS (gtk_file_chooser_button_parent_class)->constructor) (type,
 641                                                                                   n_params,
 642                                                                                   params);
 643   button = GTK_FILE_CHOOSER_BUTTON (object);
 644   priv = button->priv;
 645
 646   if (!priv->dialog)
 647     {
 648       priv->dialog = gtk_file_chooser_dialog_new (NULL, NULL,
 649                                                   GTK_FILE_CHOOSER_ACTION_OPEN,
 650                                                   GTK_STOCK_CANCEL,
 651                                                   GTK_RESPONSE_CANCEL,
 652                                                   GTK_STOCK_OPEN,
 653                                                   GTK_RESPONSE_ACCEPT,
 654                                                   NULL);
 655
 656       gtk_dialog_set_default_response (GTK_DIALOG (priv->dialog),
 657                                        GTK_RESPONSE_ACCEPT);
 658       gtk_dialog_set_alternative_button_order (GTK_DIALOG (priv->dialog),
 659                                                GTK_RESPONSE_ACCEPT,
 660                                                GTK_RESPONSE_CANCEL,
 661                                                -1);
 662
 663       gtk_file_chooser_button_set_title (button, _(DEFAULT_TITLE));
 664     }
 665   else if (!GTK_WINDOW (priv->dialog)->title)
 666     {
 667       gtk_file_chooser_button_set_title (button, _(DEFAULT_TITLE));
 668     }
 669
 670   current_folder = gtk_file_chooser_get_current_folder_uri (GTK_FILE_CHOOSER (priv->dialog));
 671   if (current_folder != NULL)
 672     {
 673       priv->folder_has_been_set = TRUE;
 674       g_free (current_folder);
 675     }
 676
 677   g_signal_connect (priv->dialog, "delete_event",
 678                     G_CALLBACK (dialog_delete_event_cb), object);
 679   g_signal_connect (priv->dialog, "response",
 680                     G_CALLBACK (dialog_response_cb), object);
 681
 682   /* This is used, instead of the standard delegate, to ensure that signals are only
 683    * delegated when the OK button is pressed. */
 684   g_object_set_qdata (object, GTK_FILE_CHOOSER_DELEGATE_QUARK, priv->dialog);
 685   priv->dialog_folder_changed_id =
 686     g_signal_connect (priv->dialog, "current-folder-changed",
 687                       G_CALLBACK (dialog_current_folder_changed_cb), object);
 688   priv->dialog_file_activated_id =
 689     g_signal_connect (priv->dialog, "file-activated",
 690                       G_CALLBACK (dialog_file_activated_cb), object);
 691   priv->dialog_selection_changed_id =
 692     g_signal_connect (priv->dialog, "selection-changed",
 693                       G_CALLBACK (dialog_selection_changed_cb), object);
 694   g_signal_connect (priv->dialog, "update-preview",
 695                     G_CALLBACK (dialog_update_preview_cb), object);
 696   g_signal_connect (priv->dialog, "notify",
 697                     G_CALLBACK (dialog_notify_cb), object);
 698   g_object_add_weak_pointer (G_OBJECT (priv->dialog),
 699                              (gpointer) (&priv->dialog));
 700
 701   priv->fs =
 702     g_object_ref (_gtk_file_chooser_get_file_system (GTK_FILE_CHOOSER (priv->dialog)));
 703
 704   model_add_special (button);
 705
 706   list = _gtk_file_system_list_volumes (priv->fs);
 707   model_add_volumes (button, list);
 708   g_slist_free (list);
 709
 710   list = _gtk_file_system_list_bookmarks (priv->fs);
 711   model_add_bookmarks (button, list);
 712   g_slist_foreach (list, (GFunc) g_object_unref, NULL);
 713   g_slist_free (list);
 714
 715   model_add_other (button);
 716
 717   priv->filter_model = gtk_tree_model_filter_new (priv->model, NULL);
 718   gtk_tree_model_filter_set_visible_func (GTK_TREE_MODEL_FILTER (priv->filter_model),
 719                                           filter_model_visible_func,
 720                                           object, NULL);
 721
 722   gtk_combo_box_set_model (GTK_COMBO_BOX (priv->combo_box), priv->filter_model);
 723   gtk_combo_box_set_row_separator_func (GTK_COMBO_BOX (priv->combo_box),
 724                                         combo_box_row_separator_func,
 725                                         NULL, NULL);
 726
 727   /* set up the action for a user-provided dialog, this also updates
 728    * the label, image and combobox
 729    */
 730   g_object_set (object,
 731                 "action", gtk_file_chooser_get_action (GTK_FILE_CHOOSER (priv->dialog)),
 732                 NULL);
 733
 734   priv->fs_volumes_changed_id =
 735     g_signal_connect (priv->fs, "volumes-changed",
 736                       G_CALLBACK (fs_volumes_changed_cb), object);
 737   priv->fs_bookmarks_changed_id =
 738     g_signal_connect (priv->fs, "bookmarks-changed",
 739                       G_CALLBACK (fs_bookmarks_changed_cb), object);
 740
 741   return object;
 742 }
 743
 744 static void
 745 gtk_file_chooser_button_set_property (GObject      *object,
 746                                       guint         param_id,
 747                                       const GValue *value,
 748                                       GParamSpec   *pspec)
 749 {
 750   GtkFileChooserButton *button = GTK_FILE_CHOOSER_BUTTON (object);
 751   GtkFileChooserButtonPrivate *priv = button->priv;
 752
 753   switch (param_id)
 754     {
 755     case PROP_DIALOG:
 756       /* Construct-only */
 757       priv->dialog = g_value_get_object (value);
 758       break;
 759     case PROP_FOCUS_ON_CLICK:
 760       gtk_file_chooser_button_set_focus_on_click (button, g_value_get_boolean (value));
 761       break;
 762     case PROP_WIDTH_CHARS:
 763       gtk_file_chooser_button_set_width_chars (GTK_FILE_CHOOSER_BUTTON (object),
 764                                                g_value_get_int (value));
 765       break;
 766     case GTK_FILE_CHOOSER_PROP_ACTION:
 767       switch (g_value_get_enum (value))
 768         {
 769         case GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER:
 770         case GTK_FILE_CHOOSER_ACTION_SAVE:
 771           {
 772             GEnumClass *eclass;
 773             GEnumValue *eval;
 774
 775             eclass = g_type_class_peek (GTK_TYPE_FILE_CHOOSER_ACTION);
 776             eval = g_enum_get_value (eclass, g_value_get_enum (value));
 777             g_warning ("%s: Choosers of type `%s' do not support `%s'.",
 778                        G_STRFUNC, G_OBJECT_TYPE_NAME (object), eval->value_name);
 779
 780             g_value_set_enum ((GValue *) value, GTK_FILE_CHOOSER_ACTION_OPEN);
 781           }
 782           break;
 783         }
 784
 785       g_object_set_property (G_OBJECT (priv->dialog), pspec->name, value);
 786       update_label_and_image (GTK_FILE_CHOOSER_BUTTON (object));
 787       update_combo_box (GTK_FILE_CHOOSER_BUTTON (object));
 788
 789       switch (g_value_get_enum (value))
 790         {
 791         case GTK_FILE_CHOOSER_ACTION_OPEN:
 792           gtk_widget_hide (priv->combo_box);
 793           gtk_widget_show (priv->button);
 794           break;
 795         case GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER:
 796           gtk_widget_hide (priv->button);
 797           gtk_widget_show (priv->combo_box);
 798           break;
 799         default:
 800           g_assert_not_reached ();
 801           break;
 802         }
 803       break;
 804
 805     case PROP_TITLE:
 806     case GTK_FILE_CHOOSER_PROP_FILTER:
 807     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
 808     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
 809     case GTK_FILE_CHOOSER_PROP_USE_PREVIEW_LABEL:
 810     case GTK_FILE_CHOOSER_PROP_EXTRA_WIDGET:
 811     case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
 812     case GTK_FILE_CHOOSER_PROP_DO_OVERWRITE_CONFIRMATION:
 813       g_object_set_property (G_OBJECT (priv->dialog), pspec->name, value);
 814       break;
 815
 816     case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
 817       g_object_set_property (G_OBJECT (priv->dialog), pspec->name, value);
 818       fs_volumes_changed_cb (priv->fs, button);
 819       fs_bookmarks_changed_cb (priv->fs, button);
 820       break;
 821
 822     case GTK_FILE_CHOOSER_PROP_FILE_SYSTEM_BACKEND:
 823       /* Ignore property */
 824       break;
 825
 826     case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
 827       g_warning ("%s: Choosers of type `%s` do not support selecting multiple files.",
 828                  G_STRFUNC, G_OBJECT_TYPE_NAME (object));
 829       break;
 830     default:
 831       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
 832       break;
 833     }
 834 }
 835
 836 static void
 837 gtk_file_chooser_button_get_property (GObject    *object,
 838                                       guint       param_id,
 839                                       GValue     *value,
 840                                       GParamSpec *pspec)
 841 {
 842   GtkFileChooserButton *button = GTK_FILE_CHOOSER_BUTTON (object);
 843   GtkFileChooserButtonPrivate *priv = button->priv;
 844
 845   switch (param_id)
 846     {
 847     case PROP_WIDTH_CHARS:
 848       g_value_set_int (value,
 849                        gtk_label_get_width_chars (GTK_LABEL (priv->label)));
 850       break;
 851     case PROP_FOCUS_ON_CLICK:
 852       g_value_set_boolean (value,
 853                            gtk_file_chooser_button_get_focus_on_click (button));
 854       break;
 855
 856     case PROP_TITLE:
 857     case GTK_FILE_CHOOSER_PROP_ACTION:
 858     case GTK_FILE_CHOOSER_PROP_FILE_SYSTEM_BACKEND:
 859     case GTK_FILE_CHOOSER_PROP_FILTER:
 860     case GTK_FILE_CHOOSER_PROP_LOCAL_ONLY:
 861     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET:
 862     case GTK_FILE_CHOOSER_PROP_PREVIEW_WIDGET_ACTIVE:
 863     case GTK_FILE_CHOOSER_PROP_USE_PREVIEW_LABEL:
 864     case GTK_FILE_CHOOSER_PROP_EXTRA_WIDGET:
 865     case GTK_FILE_CHOOSER_PROP_SELECT_MULTIPLE:
 866     case GTK_FILE_CHOOSER_PROP_SHOW_HIDDEN:
 867     case GTK_FILE_CHOOSER_PROP_DO_OVERWRITE_CONFIRMATION:
 868       g_object_get_property (G_OBJECT (priv->dialog), pspec->name, value);
 869       break;
 870
 871     default:
 872       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
 873       break;
 874     }
 875 }
 876
 877 static void
 878 gtk_file_chooser_button_finalize (GObject *object)
 879 {
 880   GtkFileChooserButton *button = GTK_FILE_CHOOSER_BUTTON (object);
 881   GtkFileChooserButtonPrivate *priv = button->priv;
 882
 883   if (priv->old_file)
 884     g_object_unref (priv->old_file);
 885
 886   if (G_OBJECT_CLASS (gtk_file_chooser_button_parent_class)->finalize != NULL)
 887     (*G_OBJECT_CLASS (gtk_file_chooser_button_parent_class)->finalize) (object);
 888 }
 889
 890 /* ********************* *
 891  *  GtkObject Functions  *
 892  * ********************* */
 893
 894 static void
 895 gtk_file_chooser_button_destroy (GtkObject *object)
 896 {
 897   GtkFileChooserButton *button = GTK_FILE_CHOOSER_BUTTON (object);
 898   GtkFileChooserButtonPrivate *priv = button->priv;
 899   GtkTreeIter iter;
 900   GSList *l;
 901
 902   if (priv->dialog != NULL)
 903     {
 904       gtk_widget_destroy (priv->dialog);
 905       priv->dialog = NULL;
 906     }
 907
 908   if (priv->model && gtk_tree_model_get_iter_first (priv->model, &iter)) do
 909     {
 910       model_free_row_data (button, &iter);
 911     }
 912   while (gtk_tree_model_iter_next (priv->model, &iter));
 913
 914   if (priv->dnd_select_folder_cancellable)
 915     {
 916       g_cancellable_cancel (priv->dnd_select_folder_cancellable);
 917       priv->dnd_select_folder_cancellable = NULL;
 918     }
 919
 920   if (priv->update_button_cancellable)
 921     {
 922       g_cancellable_cancel (priv->update_button_cancellable);
 923       priv->update_button_cancellable = NULL;
 924     }
 925
 926   if (priv->change_icon_theme_cancellables)
 927     {
 928       for (l = priv->change_icon_theme_cancellables; l; l = l->next)
 929         {
 930           GCancellable *cancellable = G_CANCELLABLE (l->data);
 931           g_cancellable_cancel (cancellable);
 932         }
 933       g_slist_free (priv->change_icon_theme_cancellables);
 934       priv->change_icon_theme_cancellables = NULL;
 935     }
 936
 937   if (priv->model)
 938     {
 939       g_object_unref (priv->model);
 940       priv->model = NULL;
 941     }
 942
 943   if (priv->filter_model)
 944     {
 945       g_object_unref (priv->filter_model);
 946       priv->filter_model = NULL;
 947     }
 948
 949   if (priv->fs)
 950     {
 951       g_signal_handler_disconnect (priv->fs, priv->fs_volumes_changed_id);
 952       g_signal_handler_disconnect (priv->fs, priv->fs_bookmarks_changed_id);
 953       g_object_unref (priv->fs);
 954       priv->fs = NULL;
 955     }
 956
 957   if (GTK_OBJECT_CLASS (gtk_file_chooser_button_parent_class)->destroy != NULL)
 958     (*GTK_OBJECT_CLASS (gtk_file_chooser_button_parent_class)->destroy) (object);
 959 }
 960
 961
 962 /* ********************* *
 963  *  GtkWidget Functions  *
 964  * ********************* */
 965
 966 struct DndSelectFolderData
 967 {
 968   GtkFileSystem *file_system;
 969   GtkFileChooserButton *button;
 970   GtkFileChooserAction action;
 971   GFile *file;
 972   gchar **uris;
 973   guint i;
 974   gboolean selected;
 975 };
 976
 977 static void
 978 dnd_select_folder_get_info_cb (GCancellable *cancellable,
 979                                GFileInfo    *info,
 980                                const GError *error,
 981                                gpointer      user_data)
 982 {
 983   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
 984   struct DndSelectFolderData *data = user_data;
 985
 986   if (cancellable != data->button->priv->dnd_select_folder_cancellable)
 987     {
 988       g_object_unref (data->button);
 989       g_object_unref (data->file);
 990       g_strfreev (data->uris);
 991       g_free (data);
 992
 993       g_object_unref (cancellable);
 994       return;
 995     }
 996
 997   data->button->priv->dnd_select_folder_cancellable = NULL;
 998
 999   if (!cancelled && !error && info != NULL)
1000     {
1001       gboolean is_folder;
1002
1003       is_folder = (g_file_info_get_file_type (info) == G_FILE_TYPE_DIRECTORY);
1004
1005       data->selected =
1006         (((data->action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER && is_folder) ||
1007           (data->action == GTK_FILE_CHOOSER_ACTION_OPEN && !is_folder)) &&
1008          gtk_file_chooser_select_file (GTK_FILE_CHOOSER (data->button->priv->dialog),
1009                                        data->file, NULL));
1010     }
1011   else
1012     data->selected = FALSE;
1013
1014   if (data->selected || data->uris[++data->i] == NULL)
1015     {
1016       g_object_unref (data->button);
1017       g_object_unref (data->file);
1018       g_strfreev (data->uris);
1019       g_free (data);
1020
1021       g_object_unref (cancellable);
1022       return;
1023     }
1024
1025   if (data->file)
1026     g_object_unref (data->file);
1027
1028   data->file = g_file_new_for_uri (data->uris[data->i]);
1029
1030   data->button->priv->dnd_select_folder_cancellable =
1031     _gtk_file_system_get_info (data->file_system, data->file,
1032                                "standard::type",
1033                                dnd_select_folder_get_info_cb, user_data);
1034
1035   g_object_unref (cancellable);
1036 }
1037
1038 static void
1039 gtk_file_chooser_button_drag_data_received (GtkWidget        *widget,
1040                                             GdkDragContext   *context,
1041                                             gint              x,
1042                                             gint              y,
1043                                             GtkSelectionData *data,
1044                                             guint             type,
1045                                             guint             drag_time)
1046 {
1047   GtkFileChooserButton *button = GTK_FILE_CHOOSER_BUTTON (widget);
1048   GtkFileChooserButtonPrivate *priv = button->priv;
1049   GFile *file;
1050   gchar *text;
1051
1052   if (GTK_WIDGET_CLASS (gtk_file_chooser_button_parent_class)->drag_data_received != NULL)
1053     (*GTK_WIDGET_CLASS (gtk_file_chooser_button_parent_class)->drag_data_received) (widget,
1054                                                                                     context,
1055                                                                                     x, y,
1056                                                                                     data, type,
1057                                                                                     drag_time);
1058
1059   if (widget == NULL || context == NULL || data == NULL || data->length < 0)
1060     return;
1061
1062   switch (type)
1063     {
1064     case TEXT_URI_LIST:
1065       {
1066         gchar **uris;
1067         struct DndSelectFolderData *info;
1068
1069         uris = gtk_selection_data_get_uris (data);
1070
1071         if (uris == NULL)
1072           break;
1073
1074         info = g_new0 (struct DndSelectFolderData, 1);
1075         info->button = g_object_ref (button);
1076         info->i = 0;
1077         info->uris = uris;
1078         info->selected = FALSE;
1079         info->file_system = priv->fs;
1080         g_object_get (priv->dialog, "action", &info->action, NULL);
1081
1082         info->file = g_file_new_for_uri (info->uris[info->i]);
1083
1084         if (priv->dnd_select_folder_cancellable)
1085           g_cancellable_cancel (priv->dnd_select_folder_cancellable);
1086
1087         priv->dnd_select_folder_cancellable =
1088           _gtk_file_system_get_info (priv->fs, info->file,
1089                                      "standard::type",
1090                                      dnd_select_folder_get_info_cb, info);
1091       }
1092       break;
1093
1094     case TEXT_PLAIN:
1095       text = (char*) gtk_selection_data_get_text (data);
1096       file = g_file_new_for_uri (text);
1097       gtk_file_chooser_select_file (GTK_FILE_CHOOSER (priv->dialog), file,
1098                                     NULL);
1099       g_object_unref (file);
1100       g_free (text);
1101       break;
1102
1103     default:
1104       break;
1105     }
1106
1107   gtk_drag_finish (context, TRUE, FALSE, drag_time);
1108 }
1109
1110 static void
1111 gtk_file_chooser_button_show_all (GtkWidget *widget)
1112 {
1113   gtk_widget_show (widget);
1114 }
1115
1116 static void
1117 gtk_file_chooser_button_hide_all (GtkWidget *widget)
1118 {
1119   gtk_widget_hide (widget);
1120 }
1121
1122 static void
1123 gtk_file_chooser_button_show (GtkWidget *widget)
1124 {
1125   GtkFileChooserButton *button = GTK_FILE_CHOOSER_BUTTON (widget);
1126   GtkFileChooserButtonPrivate *priv = button->priv;
1127
1128   if (GTK_WIDGET_CLASS (gtk_file_chooser_button_parent_class)->show)
1129     (*GTK_WIDGET_CLASS (gtk_file_chooser_button_parent_class)->show) (widget);
1130
1131   if (priv->active)
1132     open_dialog (GTK_FILE_CHOOSER_BUTTON (widget));
1133 }
1134
1135 static void
1136 gtk_file_chooser_button_hide (GtkWidget *widget)
1137 {
1138   GtkFileChooserButton *button = GTK_FILE_CHOOSER_BUTTON (widget);
1139   GtkFileChooserButtonPrivate *priv = button->priv;
1140
1141   gtk_widget_hide (priv->dialog);
1142
1143   if (GTK_WIDGET_CLASS (gtk_file_chooser_button_parent_class)->hide)
1144     (*GTK_WIDGET_CLASS (gtk_file_chooser_button_parent_class)->hide) (widget);
1145 }
1146
1147 static void
1148 gtk_file_chooser_button_map (GtkWidget *widget)
1149 {
1150   GtkFileChooserButton *button = GTK_FILE_CHOOSER_BUTTON (widget);
1151   GtkFileChooserButtonPrivate *priv = button->priv;
1152
1153   if (!priv->folder_has_been_set)
1154     {
1155       char *current_working_dir;
1156
1157       current_working_dir = g_get_current_dir ();
1158       gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (widget), current_working_dir);
1159       g_free (current_working_dir);
1160
1161       priv->folder_has_been_set = TRUE;
1162     }
1163
1164   if (GTK_WIDGET_CLASS (gtk_file_chooser_button_parent_class)->map)
1165     (*GTK_WIDGET_CLASS (gtk_file_chooser_button_parent_class)->map) (widget);
1166 }
1167
1168 static gboolean
1169 gtk_file_chooser_button_mnemonic_activate (GtkWidget *widget,
1170                                            gboolean   group_cycling)
1171 {
1172   GtkFileChooserButton *button = GTK_FILE_CHOOSER_BUTTON (widget);
1173   GtkFileChooserButtonPrivate *priv = button->priv;
1174
1175   switch (gtk_file_chooser_get_action (GTK_FILE_CHOOSER (priv->dialog)))
1176     {
1177     case GTK_FILE_CHOOSER_ACTION_OPEN:
1178       gtk_widget_grab_focus (priv->button);
1179       break;
1180     case GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER:
1181       return gtk_widget_mnemonic_activate (priv->combo_box, group_cycling);
1182       break;
1183     default:
1184       g_assert_not_reached ();
1185       break;
1186     }
1187
1188   return TRUE;
1189 }
1190
1191 /* Changes the icons wherever it is needed */
1192 struct ChangeIconThemeData
1193 {
1194   GtkFileChooserButton *button;
1195   GtkTreeRowReference *row_ref;
1196 };
1197
1198 static void
1199 change_icon_theme_get_info_cb (GCancellable *cancellable,
1200                                GFileInfo    *info,
1201                                const GError *error,
1202                                gpointer      user_data)
1203 {
1204   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
1205   GdkPixbuf *pixbuf;
1206   struct ChangeIconThemeData *data = user_data;
1207
1208   if (!g_slist_find (data->button->priv->change_icon_theme_cancellables, cancellable))
1209     goto out;
1210
1211   data->button->priv->change_icon_theme_cancellables =
1212     g_slist_remove (data->button->priv->change_icon_theme_cancellables, cancellable);
1213
1214   if (cancelled || error)
1215     goto out;
1216
1217   pixbuf = _gtk_file_info_render_icon (info, GTK_WIDGET (data->button), data->button->priv->icon_size);
1218
1219   if (pixbuf)
1220     {
1221       gint width = 0;
1222       GtkTreeIter iter;
1223       GtkTreePath *path;
1224
1225       width = MAX (width, gdk_pixbuf_get_width (pixbuf));
1226
1227       path = gtk_tree_row_reference_get_path (data->row_ref);
1228       if (path)
1229         {
1230           gtk_tree_model_get_iter (data->button->priv->model, &iter, path);
1231           gtk_tree_path_free (path);
1232
1233           gtk_list_store_set (GTK_LIST_STORE (data->button->priv->model), &iter,
1234                               ICON_COLUMN, pixbuf,
1235                               -1);
1236
1237           g_object_set (data->button->priv->icon_cell,
1238                         "width", width,
1239                         NULL);
1240         }
1241       g_object_unref (pixbuf);
1242     }
1243
1244 out:
1245   g_object_unref (data->button);
1246   gtk_tree_row_reference_free (data->row_ref);
1247   g_free (data);
1248
1249   g_object_unref (cancellable);
1250 }
1251
1252 static void
1253 change_icon_theme (GtkFileChooserButton *button)
1254 {
1255   GtkFileChooserButtonPrivate *priv = button->priv;
1256   GtkSettings *settings;
1257   GtkIconTheme *theme;
1258   GtkTreeIter iter;
1259   GSList *l;
1260   gint width = 0, height = 0;
1261
1262   for (l = button->priv->change_icon_theme_cancellables; l; l = l->next)
1263     {
1264       GCancellable *cancellable = G_CANCELLABLE (l->data);
1265       g_cancellable_cancel (cancellable);
1266     }
1267   g_slist_free (button->priv->change_icon_theme_cancellables);
1268   button->priv->change_icon_theme_cancellables = NULL;
1269
1270   settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (button)));
1271
1272   if (gtk_icon_size_lookup_for_settings (settings, GTK_ICON_SIZE_MENU,
1273                                          &width, &height))
1274     priv->icon_size = MAX (width, height);
1275   else
1276     priv->icon_size = FALLBACK_ICON_SIZE;
1277
1278   update_label_and_image (button);
1279
1280   gtk_tree_model_get_iter_first (priv->model, &iter);
1281
1282   theme = get_icon_theme (GTK_WIDGET (button));
1283
1284   do
1285     {
1286       GdkPixbuf *pixbuf;
1287       gchar type;
1288       gpointer data;
1289
1290       type = ROW_TYPE_INVALID;
1291       gtk_tree_model_get (priv->model, &iter,
1292                           TYPE_COLUMN, &type,
1293                           DATA_COLUMN, &data,
1294                           -1);
1295
1296       switch (type)
1297         {
1298         case ROW_TYPE_SPECIAL:
1299         case ROW_TYPE_SHORTCUT:
1300         case ROW_TYPE_BOOKMARK:
1301         case ROW_TYPE_CURRENT_FOLDER:
1302           if (data)
1303             {
1304               if (g_file_is_native (G_FILE (data)))
1305                 {
1306                   GtkTreePath *path;
1307                   GCancellable *cancellable;
1308                   struct ChangeIconThemeData *info;
1309
1310                   info = g_new0 (struct ChangeIconThemeData, 1);
1311                   info->button = g_object_ref (button);
1312                   path = gtk_tree_model_get_path (priv->model, &iter);
1313                   info->row_ref = gtk_tree_row_reference_new (priv->model, path);
1314                   gtk_tree_path_free (path);
1315
1316                   cancellable =
1317                     _gtk_file_system_get_info (priv->fs, data,
1318                                                "standard::icon",
1319                                                change_icon_theme_get_info_cb,
1320                                                info);
1321                   button->priv->change_icon_theme_cancellables =
1322                     g_slist_append (button->priv->change_icon_theme_cancellables, cancellable);
1323                   pixbuf = NULL;
1324                 }
1325               else
1326                 /* Don't call get_info for remote paths to avoid latency and
1327                  * auth dialogs.
1328                  * If we switch to a better bookmarks file format (XBEL), we
1329                  * should use mime info to get a better icon.
1330                  */
1331                 pixbuf = gtk_icon_theme_load_icon (theme, "folder-remote",
1332                                                    priv->icon_size, 0, NULL);
1333             }
1334           else
1335             pixbuf = gtk_icon_theme_load_icon (theme, FALLBACK_ICON_NAME,
1336                                                priv->icon_size, 0, NULL);
1337           break;
1338         case ROW_TYPE_VOLUME:
1339           if (data)
1340             pixbuf = _gtk_file_system_volume_render_icon (data,
1341                                                           GTK_WIDGET (button),
1342                                                           priv->icon_size,
1343                                                           NULL);
1344           else
1345             pixbuf = gtk_icon_theme_load_icon (theme, FALLBACK_ICON_NAME,
1346                                                priv->icon_size, 0, NULL);
1347           break;
1348         default:
1349           continue;
1350           break;
1351         }
1352
1353       if (pixbuf)
1354         width = MAX (width, gdk_pixbuf_get_width (pixbuf));
1355
1356       gtk_list_store_set (GTK_LIST_STORE (priv->model), &iter,
1357                           ICON_COLUMN, pixbuf,
1358                           -1);
1359
1360       if (pixbuf)
1361         g_object_unref (pixbuf);
1362     }
1363   while (gtk_tree_model_iter_next (priv->model, &iter));
1364
1365   g_object_set (button->priv->icon_cell,
1366                 "width", width,
1367                 NULL);
1368 }
1369
1370 static void
1371 gtk_file_chooser_button_style_set (GtkWidget *widget,
1372                                    GtkStyle  *old_style)
1373 {
1374   if (GTK_WIDGET_CLASS (gtk_file_chooser_button_parent_class)->style_set)
1375     (*GTK_WIDGET_CLASS (gtk_file_chooser_button_parent_class)->style_set) (widget,
1376                                                                            old_style);
1377
1378   if (gtk_widget_has_screen (widget))
1379     change_icon_theme (GTK_FILE_CHOOSER_BUTTON (widget));
1380 }
1381
1382 static void
1383 gtk_file_chooser_button_screen_changed (GtkWidget *widget,
1384                                         GdkScreen *old_screen)
1385 {
1386   if (GTK_WIDGET_CLASS (gtk_file_chooser_button_parent_class)->screen_changed)
1387     (*GTK_WIDGET_CLASS (gtk_file_chooser_button_parent_class)->screen_changed) (widget,
1388                                                                                 old_screen);
1389
1390   change_icon_theme (GTK_FILE_CHOOSER_BUTTON (widget));
1391 }
1392
1393
1394 /* ******************* *
1395  *  Utility Functions  *
1396  * ******************* */
1397
1398 /* General */
1399 static GtkIconTheme *
1400 get_icon_theme (GtkWidget *widget)
1401 {
1402   if (gtk_widget_has_screen (widget))
1403     return gtk_icon_theme_get_for_screen (gtk_widget_get_screen (widget));
1404
1405   return gtk_icon_theme_get_default ();
1406 }
1407
1408
1409 struct SetDisplayNameData
1410 {
1411   GtkFileChooserButton *button;
1412   char *label;
1413   GtkTreeRowReference *row_ref;
1414 };
1415
1416 static void
1417 set_info_get_info_cb (GCancellable *cancellable,
1418                       GFileInfo    *info,
1419                       const GError *error,
1420                       gpointer      callback_data)
1421 {
1422   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
1423   GdkPixbuf *pixbuf;
1424   GtkTreePath *path;
1425   GtkTreeIter iter;
1426   GCancellable *model_cancellable;
1427   struct SetDisplayNameData *data = callback_data;
1428   gboolean is_folder;
1429
1430   if (!data->button->priv->model)
1431     /* button got destroyed */
1432     goto out;
1433
1434   path = gtk_tree_row_reference_get_path (data->row_ref);
1435   if (!path)
1436     /* Cancellable doesn't exist anymore in the model */
1437     goto out;
1438
1439   gtk_tree_model_get_iter (data->button->priv->model, &iter, path);
1440   gtk_tree_path_free (path);
1441
1442   /* Validate the cancellable */
1443   gtk_tree_model_get (data->button->priv->model, &iter,
1444                       CANCELLABLE_COLUMN, &model_cancellable,
1445                       -1);
1446   if (cancellable != model_cancellable)
1447     goto out;
1448
1449   gtk_list_store_set (GTK_LIST_STORE (data->button->priv->model), &iter,
1450                       CANCELLABLE_COLUMN, NULL,
1451                       -1);
1452
1453   if (cancelled || error)
1454     /* There was an error, leave the fallback name in there */
1455     goto out;
1456
1457   pixbuf = _gtk_file_info_render_icon (info, GTK_WIDGET (data->button), data->button->priv->icon_size);
1458
1459   if (!data->label)
1460     data->label = g_strdup (g_file_info_get_display_name (info));
1461
1462   is_folder = (g_file_info_get_file_type (info) == G_FILE_TYPE_DIRECTORY);
1463
1464   gtk_list_store_set (GTK_LIST_STORE (data->button->priv->model), &iter,
1465                       ICON_COLUMN, pixbuf,
1466                       DISPLAY_NAME_COLUMN, data->label,
1467                       IS_FOLDER_COLUMN, is_folder,
1468                       -1);
1469
1470   if (pixbuf)
1471     g_object_unref (pixbuf);
1472
1473 out:
1474   g_object_unref (data->button);
1475   g_free (data->label);
1476   gtk_tree_row_reference_free (data->row_ref);
1477   g_free (data);
1478
1479   g_object_unref (cancellable);
1480 }
1481
1482 static void
1483 set_info_for_file_at_iter (GtkFileChooserButton *button,
1484                            GFile                *file,
1485                            GtkTreeIter          *iter)
1486 {
1487   struct SetDisplayNameData *data;
1488   GtkTreePath *tree_path;
1489   GCancellable *cancellable;
1490
1491   data = g_new0 (struct SetDisplayNameData, 1);
1492   data->button = g_object_ref (button);
1493   data->label = _gtk_file_system_get_bookmark_label (button->priv->fs, file);
1494
1495   tree_path = gtk_tree_model_get_path (button->priv->model, iter);
1496   data->row_ref = gtk_tree_row_reference_new (button->priv->model, tree_path);
1497   gtk_tree_path_free (tree_path);
1498
1499   cancellable = _gtk_file_system_get_info (button->priv->fs, file,
1500                                            "standard::type,standard::icon,standard::display-name",
1501                                            set_info_get_info_cb, data);
1502
1503   gtk_list_store_set (GTK_LIST_STORE (button->priv->model), iter,
1504                       CANCELLABLE_COLUMN, cancellable,
1505                       -1);
1506 }
1507
1508 /* Shortcuts Model */
1509 static gint
1510 model_get_type_position (GtkFileChooserButton *button,
1511                          RowType               row_type)
1512 {
1513   gint retval = 0;
1514
1515   if (row_type == ROW_TYPE_SPECIAL)
1516     return retval;
1517
1518   retval += button->priv->n_special;
1519
1520   if (row_type == ROW_TYPE_VOLUME)
1521     return retval;
1522
1523   retval += button->priv->n_volumes;
1524
1525   if (row_type == ROW_TYPE_SHORTCUT)
1526     return retval;
1527
1528   retval += button->priv->n_shortcuts;
1529
1530   if (row_type == ROW_TYPE_BOOKMARK_SEPARATOR)
1531     return retval;
1532
1533   retval += button->priv->has_bookmark_separator;
1534
1535   if (row_type == ROW_TYPE_BOOKMARK)
1536     return retval;
1537
1538   retval += button->priv->n_bookmarks;
1539
1540   if (row_type == ROW_TYPE_CURRENT_FOLDER_SEPARATOR)
1541     return retval;
1542
1543   retval += button->priv->has_current_folder_separator;
1544
1545   if (row_type == ROW_TYPE_CURRENT_FOLDER)
1546     return retval;
1547
1548   retval += button->priv->has_current_folder;
1549
1550   if (row_type == ROW_TYPE_OTHER_SEPARATOR)
1551     return retval;
1552
1553   retval += button->priv->has_other_separator;
1554
1555   if (row_type == ROW_TYPE_OTHER)
1556     return retval;
1557
1558   g_assert_not_reached ();
1559   return -1;
1560 }
1561
1562 static void
1563 model_free_row_data (GtkFileChooserButton *button,
1564                      GtkTreeIter          *iter)
1565 {
1566   gchar type;
1567   gpointer data;
1568   GCancellable *cancellable;
1569
1570   gtk_tree_model_get (button->priv->model, iter,
1571                       TYPE_COLUMN, &type,
1572                       DATA_COLUMN, &data,
1573                       CANCELLABLE_COLUMN, &cancellable,
1574                       -1);
1575
1576   if (cancellable)
1577     g_cancellable_cancel (cancellable);
1578
1579   switch (type)
1580     {
1581     case ROW_TYPE_SPECIAL:
1582     case ROW_TYPE_SHORTCUT:
1583     case ROW_TYPE_BOOKMARK:
1584     case ROW_TYPE_CURRENT_FOLDER:
1585       g_object_unref (data);
1586       break;
1587     case ROW_TYPE_VOLUME:
1588       _gtk_file_system_volume_free (data);
1589       break;
1590     default:
1591       break;
1592     }
1593 }
1594
1595 static void
1596 model_add_special_get_info_cb (GCancellable *cancellable,
1597                                GFileInfo    *info,
1598                                const GError *error,
1599                                gpointer      user_data)
1600 {
1601   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
1602   GtkTreeIter iter;
1603   GtkTreePath *path;
1604   GdkPixbuf *pixbuf;
1605   GCancellable *model_cancellable;
1606   struct ChangeIconThemeData *data = user_data;
1607   gchar *name;
1608
1609   if (!data->button->priv->model)
1610     /* button got destroyed */
1611     goto out;
1612
1613   path = gtk_tree_row_reference_get_path (data->row_ref);
1614   if (!path)
1615     /* Cancellable doesn't exist anymore in the model */
1616     goto out;
1617
1618   gtk_tree_model_get_iter (data->button->priv->model, &iter, path);
1619   gtk_tree_path_free (path);
1620
1621   gtk_tree_model_get (data->button->priv->model, &iter,
1622                       CANCELLABLE_COLUMN, &model_cancellable,
1623                       -1);
1624   if (cancellable != model_cancellable)
1625     goto out;
1626
1627   gtk_list_store_set (GTK_LIST_STORE (data->button->priv->model), &iter,
1628                       CANCELLABLE_COLUMN, NULL,
1629                       -1);
1630
1631   if (cancelled || error)
1632     goto out;
1633
1634   pixbuf = _gtk_file_info_render_icon (info, GTK_WIDGET (data->button), data->button->priv->icon_size);
1635
1636   if (pixbuf)
1637     {
1638       gtk_list_store_set (GTK_LIST_STORE (data->button->priv->model), &iter,
1639                           ICON_COLUMN, pixbuf,
1640                           -1);
1641       g_object_unref (pixbuf);
1642     }
1643
1644   gtk_tree_model_get (data->button->priv->model, &iter,
1645                       DISPLAY_NAME_COLUMN, &name,
1646                       -1);
1647   if (!name)
1648     gtk_list_store_set (GTK_LIST_STORE (data->button->priv->model), &iter,
1649                         DISPLAY_NAME_COLUMN, g_file_info_get_display_name (info),
1650                         -1);
1651   g_free (name);
1652
1653 out:
1654   g_object_unref (data->button);
1655   gtk_tree_row_reference_free (data->row_ref);
1656   g_free (data);
1657
1658   g_object_unref (cancellable);
1659 }
1660
1661 static inline void
1662 model_add_special (GtkFileChooserButton *button)
1663 {
1664   const gchar *homedir;
1665   const gchar *desktopdir;
1666   GtkListStore *store;
1667   GtkTreeIter iter;
1668   GFile *file;
1669   gint pos;
1670
1671   store = GTK_LIST_STORE (button->priv->model);
1672   pos = model_get_type_position (button, ROW_TYPE_SPECIAL);
1673
1674   homedir = g_get_home_dir ();
1675
1676   if (homedir)
1677     {
1678       GtkTreePath *tree_path;
1679       GCancellable *cancellable;
1680       struct ChangeIconThemeData *info;
1681
1682       file = g_file_new_for_path (homedir);
1683       gtk_list_store_insert (store, &iter, pos);
1684       pos++;
1685
1686       info = g_new0 (struct ChangeIconThemeData, 1);
1687       info->button = g_object_ref (button);
1688       tree_path = gtk_tree_model_get_path (GTK_TREE_MODEL (store), &iter);
1689       info->row_ref = gtk_tree_row_reference_new (GTK_TREE_MODEL (store),
1690                                                   tree_path);
1691       gtk_tree_path_free (tree_path);
1692
1693       cancellable = _gtk_file_system_get_info (button->priv->fs, file,
1694                                                "standard::icon,standard::display-name",
1695                                                model_add_special_get_info_cb, info);
1696
1697       gtk_list_store_set (store, &iter,
1698                           ICON_COLUMN, NULL,
1699                           DISPLAY_NAME_COLUMN, NULL,
1700                           TYPE_COLUMN, ROW_TYPE_SPECIAL,
1701                           DATA_COLUMN, file,
1702                           IS_FOLDER_COLUMN, TRUE,
1703                           CANCELLABLE_COLUMN, cancellable,
1704                           -1);
1705
1706       button->priv->n_special++;
1707     }
1708
1709   desktopdir = g_get_user_special_dir (G_USER_DIRECTORY_DESKTOP);
1710
1711   if (desktopdir)
1712     {
1713       GtkTreePath *tree_path;
1714       GCancellable *cancellable;
1715       struct ChangeIconThemeData *info;
1716
1717       file = g_file_new_for_path (desktopdir);
1718       gtk_list_store_insert (store, &iter, pos);
1719       pos++;
1720
1721       info = g_new0 (struct ChangeIconThemeData, 1);
1722       info->button = g_object_ref (button);
1723       tree_path = gtk_tree_model_get_path (GTK_TREE_MODEL (store), &iter);
1724       info->row_ref = gtk_tree_row_reference_new (GTK_TREE_MODEL (store),
1725                                                   tree_path);
1726       gtk_tree_path_free (tree_path);
1727
1728       cancellable = _gtk_file_system_get_info (button->priv->fs, file,
1729                                                "standard::icon,standard::display-name",
1730                                                model_add_special_get_info_cb, info);
1731
1732       gtk_list_store_set (store, &iter,
1733                           TYPE_COLUMN, ROW_TYPE_SPECIAL,
1734                           ICON_COLUMN, NULL,
1735                           DISPLAY_NAME_COLUMN, _(DESKTOP_DISPLAY_NAME),
1736                           DATA_COLUMN, file,
1737                           IS_FOLDER_COLUMN, TRUE,
1738                           CANCELLABLE_COLUMN, cancellable,
1739                           -1);
1740
1741       button->priv->n_special++;
1742     }
1743 }
1744
1745 static void
1746 model_add_volumes (GtkFileChooserButton *button,
1747                    GSList               *volumes)
1748 {
1749   GtkListStore *store;
1750   gint pos;
1751   gboolean local_only;
1752   GtkFileSystem *file_system;
1753   GSList *l;
1754
1755   if (!volumes)
1756     return;
1757
1758   store = GTK_LIST_STORE (button->priv->model);
1759   pos = model_get_type_position (button, ROW_TYPE_VOLUME);
1760   local_only = gtk_file_chooser_get_local_only (GTK_FILE_CHOOSER (button->priv->dialog));
1761   file_system = button->priv->fs;
1762
1763   for (l = volumes; l; l = l->next)
1764     {
1765       GtkFileSystemVolume *volume;
1766       GtkTreeIter iter;
1767       GdkPixbuf *pixbuf;
1768       gchar *display_name;
1769
1770       volume = l->data;
1771
1772       if (local_only)
1773         {
1774           if (_gtk_file_system_volume_is_mounted (volume))
1775             {
1776               GFile *base_file;
1777
1778               base_file = _gtk_file_system_volume_get_root (volume);
1779               if (base_file != NULL && !g_file_is_native (base_file))
1780                 {
1781                   _gtk_file_system_volume_free (volume);
1782                   continue;
1783                 }
1784             }
1785         }
1786
1787       pixbuf = _gtk_file_system_volume_render_icon (volume,
1788                                                     GTK_WIDGET (button),
1789                                                     button->priv->icon_size,
1790                                                     NULL);
1791       display_name = _gtk_file_system_volume_get_display_name (volume);
1792
1793       gtk_list_store_insert (store, &iter, pos);
1794       gtk_list_store_set (store, &iter,
1795                           ICON_COLUMN, pixbuf,
1796                           DISPLAY_NAME_COLUMN, display_name,
1797                           TYPE_COLUMN, ROW_TYPE_VOLUME,
1798                           DATA_COLUMN, volume,
1799                           IS_FOLDER_COLUMN, TRUE,
1800                           -1);
1801
1802       if (pixbuf)
1803         g_object_unref (pixbuf);
1804       g_free (display_name);
1805
1806       button->priv->n_volumes++;
1807       pos++;
1808     }
1809 }
1810
1811 extern gchar * _gtk_file_chooser_label_for_file (GFile *file);
1812
1813 static void
1814 model_add_bookmarks (GtkFileChooserButton *button,
1815                      GSList               *bookmarks)
1816 {
1817   GtkListStore *store;
1818   GtkTreeIter iter;
1819   gint pos;
1820   gboolean local_only;
1821   GSList *l;
1822
1823   if (!bookmarks)
1824     return;
1825
1826   store = GTK_LIST_STORE (button->priv->model);
1827   pos = model_get_type_position (button, ROW_TYPE_BOOKMARK);
1828   local_only = gtk_file_chooser_get_local_only (GTK_FILE_CHOOSER (button->priv->dialog));
1829
1830   for (l = bookmarks; l; l = l->next)
1831     {
1832       GFile *file;
1833
1834       file = l->data;
1835
1836       if (g_file_is_native (file))
1837         {
1838           gtk_list_store_insert (store, &iter, pos);
1839           gtk_list_store_set (store, &iter,
1840                               ICON_COLUMN, NULL,
1841                               DISPLAY_NAME_COLUMN, _(FALLBACK_DISPLAY_NAME),
1842                               TYPE_COLUMN, ROW_TYPE_BOOKMARK,
1843                               DATA_COLUMN, g_object_ref (file),
1844                               IS_FOLDER_COLUMN, FALSE,
1845                               -1);
1846           set_info_for_file_at_iter (button, file, &iter);
1847         }
1848       else
1849         {
1850           gchar *label;
1851           GtkIconTheme *icon_theme;
1852           GdkPixbuf *pixbuf;
1853
1854           if (local_only)
1855             continue;
1856
1857           /* Don't call get_info for remote paths to avoid latency and
1858            * auth dialogs.
1859            * If we switch to a better bookmarks file format (XBEL), we
1860            * should use mime info to get a better icon.
1861            */
1862           label = _gtk_file_system_get_bookmark_label (button->priv->fs, file);
1863           if (!label)
1864             label = _gtk_file_chooser_label_for_file (file);
1865
1866           icon_theme = gtk_icon_theme_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (button)));
1867           pixbuf = gtk_icon_theme_load_icon (icon_theme, "folder-remote",
1868                                              button->priv->icon_size, 0, NULL);
1869
1870           gtk_list_store_insert (store, &iter, pos);
1871           gtk_list_store_set (store, &iter,
1872                               ICON_COLUMN, pixbuf,
1873                               DISPLAY_NAME_COLUMN, label,
1874                               TYPE_COLUMN, ROW_TYPE_BOOKMARK,
1875                               DATA_COLUMN, g_object_ref (file),
1876                               IS_FOLDER_COLUMN, TRUE,
1877                               -1);
1878
1879           g_free (label);
1880           g_object_unref (pixbuf);
1881         }
1882
1883       button->priv->n_bookmarks++;
1884       pos++;
1885     }
1886
1887   if (button->priv->n_bookmarks > 0 &&
1888       !button->priv->has_bookmark_separator)
1889     {
1890       pos = model_get_type_position (button, ROW_TYPE_BOOKMARK_SEPARATOR);
1891
1892       gtk_list_store_insert (store, &iter, pos);
1893       gtk_list_store_set (store, &iter,
1894                           ICON_COLUMN, NULL,
1895                           DISPLAY_NAME_COLUMN, NULL,
1896                           TYPE_COLUMN, ROW_TYPE_BOOKMARK_SEPARATOR,
1897                           DATA_COLUMN, NULL,
1898                           IS_FOLDER_COLUMN, FALSE,
1899                           -1);
1900       button->priv->has_bookmark_separator = TRUE;
1901     }
1902 }
1903
1904 static void
1905 model_update_current_folder (GtkFileChooserButton *button,
1906                              GFile                *file)
1907 {
1908   GtkListStore *store;
1909   GtkTreeIter iter;
1910   gint pos;
1911
1912   if (!file)
1913     return;
1914
1915   store = GTK_LIST_STORE (button->priv->model);
1916
1917   if (!button->priv->has_current_folder_separator)
1918     {
1919       pos = model_get_type_position (button, ROW_TYPE_CURRENT_FOLDER_SEPARATOR);
1920       gtk_list_store_insert (store, &iter, pos);
1921       gtk_list_store_set (store, &iter,
1922                           ICON_COLUMN, NULL,
1923                           DISPLAY_NAME_COLUMN, NULL,
1924                           TYPE_COLUMN, ROW_TYPE_CURRENT_FOLDER_SEPARATOR,
1925                           DATA_COLUMN, NULL,
1926                           IS_FOLDER_COLUMN, FALSE,
1927                           -1);
1928       button->priv->has_current_folder_separator = TRUE;
1929     }
1930
1931   pos = model_get_type_position (button, ROW_TYPE_CURRENT_FOLDER);
1932   if (!button->priv->has_current_folder)
1933     {
1934       gtk_list_store_insert (store, &iter, pos);
1935       button->priv->has_current_folder = TRUE;
1936     }
1937   else
1938     {
1939       gtk_tree_model_iter_nth_child (button->priv->model, &iter, NULL, pos);
1940       model_free_row_data (button, &iter);
1941     }
1942
1943   if (g_file_is_native (file))
1944     {
1945       gtk_list_store_set (store, &iter,
1946                           ICON_COLUMN, NULL,
1947                           DISPLAY_NAME_COLUMN, _(FALLBACK_DISPLAY_NAME),
1948                           TYPE_COLUMN, ROW_TYPE_CURRENT_FOLDER,
1949                           DATA_COLUMN, g_object_ref (file),
1950                           IS_FOLDER_COLUMN, FALSE,
1951                           -1);
1952       set_info_for_file_at_iter (button, file, &iter);
1953     }
1954   else
1955     {
1956       gchar *label;
1957       GtkIconTheme *icon_theme;
1958       GdkPixbuf *pixbuf;
1959
1960       /* Don't call get_info for remote paths to avoid latency and
1961        * auth dialogs.
1962        * If we switch to a better bookmarks file format (XBEL), we
1963        * should use mime info to get a better icon.
1964        */
1965       label = _gtk_file_system_get_bookmark_label (button->priv->fs, file);
1966       if (!label)
1967         label = _gtk_file_chooser_label_for_file (file);
1968
1969       icon_theme = gtk_icon_theme_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (button)));
1970
1971       if (g_file_is_native (file))
1972           pixbuf = gtk_icon_theme_load_icon (icon_theme, "folder",
1973                                              button->priv->icon_size, 0, NULL);
1974       else
1975           pixbuf = gtk_icon_theme_load_icon (icon_theme, "folder-remote",
1976                                              button->priv->icon_size, 0, NULL);
1977
1978       gtk_list_store_set (store, &iter,
1979                           ICON_COLUMN, pixbuf,
1980                           DISPLAY_NAME_COLUMN, label,
1981                           TYPE_COLUMN, ROW_TYPE_CURRENT_FOLDER,
1982                           DATA_COLUMN, g_object_ref (file),
1983                           IS_FOLDER_COLUMN, TRUE,
1984                           -1);
1985
1986       g_free (label);
1987       g_object_unref (pixbuf);
1988     }
1989 }
1990
1991 static inline void
1992 model_add_other (GtkFileChooserButton *button)
1993 {
1994   GtkListStore *store;
1995   GtkTreeIter iter;
1996   gint pos;
1997
1998   store = GTK_LIST_STORE (button->priv->model);
1999   pos = model_get_type_position (button, ROW_TYPE_OTHER_SEPARATOR);
2000
2001   gtk_list_store_insert (store, &iter, pos);
2002   gtk_list_store_set (store, &iter,
2003                       ICON_COLUMN, NULL,
2004                       DISPLAY_NAME_COLUMN, NULL,
2005                       TYPE_COLUMN, ROW_TYPE_OTHER_SEPARATOR,
2006                       DATA_COLUMN, NULL,
2007                       IS_FOLDER_COLUMN, FALSE,
2008                       -1);
2009   button->priv->has_other_separator = TRUE;
2010   pos++;
2011
2012   gtk_list_store_insert (store, &iter, pos);
2013   gtk_list_store_set (store, &iter,
2014                       ICON_COLUMN, NULL,
2015                       DISPLAY_NAME_COLUMN, _("Other..."),
2016                       TYPE_COLUMN, ROW_TYPE_OTHER,
2017                       DATA_COLUMN, NULL,
2018                       IS_FOLDER_COLUMN, FALSE,
2019                       -1);
2020 }
2021
2022 static void
2023 model_remove_rows (GtkFileChooserButton *button,
2024                    gint                  pos,
2025                    gint                  n_rows)
2026 {
2027   GtkListStore *store;
2028
2029   if (!n_rows)
2030     return;
2031
2032   store = GTK_LIST_STORE (button->priv->model);
2033
2034   do
2035     {
2036       GtkTreeIter iter;
2037
2038       if (!gtk_tree_model_iter_nth_child (button->priv->model, &iter, NULL, pos))
2039         g_assert_not_reached ();
2040
2041       model_free_row_data (button, &iter);
2042       gtk_list_store_remove (store, &iter);
2043       n_rows--;
2044     }
2045   while (n_rows);
2046 }
2047
2048 /* Filter Model */
2049 static inline gboolean
2050 test_if_file_is_visible (GtkFileSystem *fs,
2051                          GFile         *file,
2052                          gboolean       local_only,
2053                          gboolean       is_folder)
2054 {
2055   if (!file)
2056     return FALSE;
2057
2058   if (local_only && !g_file_is_native (file))
2059     return FALSE;
2060
2061   if (!is_folder)
2062     return FALSE;
2063
2064   return TRUE;
2065 }
2066
2067 static gboolean
2068 filter_model_visible_func (GtkTreeModel *model,
2069                            GtkTreeIter  *iter,
2070                            gpointer      user_data)
2071 {
2072   GtkFileChooserButton *button = GTK_FILE_CHOOSER_BUTTON (user_data);
2073   GtkFileChooserButtonPrivate *priv = button->priv;
2074   gchar type;
2075   gpointer data;
2076   gboolean local_only, retval, is_folder;
2077
2078   type = ROW_TYPE_INVALID;
2079   data = NULL;
2080   local_only = gtk_file_chooser_get_local_only (GTK_FILE_CHOOSER (priv->dialog));
2081
2082   gtk_tree_model_get (model, iter,
2083                       TYPE_COLUMN, &type,
2084                       DATA_COLUMN, &data,
2085                       IS_FOLDER_COLUMN, &is_folder,
2086                       -1);
2087
2088   switch (type)
2089     {
2090     case ROW_TYPE_CURRENT_FOLDER:
2091       retval = TRUE;
2092       break;
2093     case ROW_TYPE_SPECIAL:
2094     case ROW_TYPE_SHORTCUT:
2095     case ROW_TYPE_BOOKMARK:
2096       retval = test_if_file_is_visible (priv->fs, data, local_only, is_folder);
2097       break;
2098     case ROW_TYPE_VOLUME:
2099       {
2100         retval = TRUE;
2101         if (local_only)
2102           {
2103             if (_gtk_file_system_volume_is_mounted (data))
2104               {
2105                 GFile *base_file;
2106
2107                 base_file = _gtk_file_system_volume_get_root (data);
2108
2109                 if (base_file)
2110                   {
2111                     if (!g_file_is_native (base_file))
2112                       retval = FALSE;
2113                   }
2114                 else
2115                   retval = FALSE;
2116               }
2117           }
2118       }
2119       break;
2120     default:
2121       retval = TRUE;
2122       break;
2123     }
2124
2125   return retval;
2126 }
2127
2128 /* Combo Box */
2129 static void
2130 name_cell_data_func (GtkCellLayout   *layout,
2131                      GtkCellRenderer *cell,
2132                      GtkTreeModel    *model,
2133                      GtkTreeIter     *iter,
2134                      gpointer         user_data)
2135 {
2136   gchar type;
2137
2138   type = 0;
2139   gtk_tree_model_get (model, iter,
2140                       TYPE_COLUMN, &type,
2141                       -1);
2142
2143   if (type == ROW_TYPE_CURRENT_FOLDER)
2144     g_object_set (cell, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
2145   else
2146     g_object_set (cell, "ellipsize", PANGO_ELLIPSIZE_NONE, NULL);
2147 }
2148
2149 static gboolean
2150 combo_box_row_separator_func (GtkTreeModel *model,
2151                               GtkTreeIter  *iter,
2152                               gpointer      user_data)
2153 {
2154   gchar type = ROW_TYPE_INVALID;
2155
2156   gtk_tree_model_get (model, iter, TYPE_COLUMN, &type, -1);
2157
2158   return (type == ROW_TYPE_BOOKMARK_SEPARATOR ||
2159           type == ROW_TYPE_CURRENT_FOLDER_SEPARATOR ||
2160           type == ROW_TYPE_OTHER_SEPARATOR);
2161 }
2162
2163 static void
2164 update_combo_box (GtkFileChooserButton *button)
2165 {
2166   GtkFileChooserButtonPrivate *priv = button->priv;
2167   GSList *files;
2168   GtkTreeIter iter;
2169   gboolean row_found;
2170
2171   gtk_tree_model_get_iter_first (priv->filter_model, &iter);
2172
2173   files = gtk_file_chooser_get_files (GTK_FILE_CHOOSER (priv->dialog));
2174
2175   row_found = FALSE;
2176
2177   do
2178     {
2179       gchar type;
2180       gpointer data;
2181
2182       type = ROW_TYPE_INVALID;
2183       data = NULL;
2184
2185       gtk_tree_model_get (priv->filter_model, &iter,
2186                           TYPE_COLUMN, &type,
2187                           DATA_COLUMN, &data,
2188                           -1);
2189
2190       switch (type)
2191         {
2192         case ROW_TYPE_SPECIAL:
2193         case ROW_TYPE_SHORTCUT:
2194         case ROW_TYPE_BOOKMARK:
2195         case ROW_TYPE_CURRENT_FOLDER:
2196           row_found = (files &&
2197                        files->data &&
2198                        g_file_equal (data, files->data));
2199           break;
2200         case ROW_TYPE_VOLUME:
2201           {
2202             GFile *base_file;
2203
2204             base_file = _gtk_file_system_volume_get_root (data);
2205             if (base_file)
2206               {
2207                 row_found = (files &&
2208                              files->data &&
2209                              g_file_equal (base_file, files->data));
2210                 g_object_unref (base_file);
2211               }
2212           }
2213           break;
2214         default:
2215           row_found = FALSE;
2216           break;
2217         }
2218
2219       if (row_found)
2220         {
2221           g_signal_handler_block (priv->combo_box, priv->combo_box_changed_id);
2222           gtk_combo_box_set_active_iter (GTK_COMBO_BOX (priv->combo_box),
2223                                          &iter);
2224           g_signal_handler_unblock (priv->combo_box,
2225                                     priv->combo_box_changed_id);
2226         }
2227     }
2228   while (!row_found && gtk_tree_model_iter_next (priv->filter_model, &iter));
2229
2230   /* If it hasn't been found already, update & select the current-folder row. */
2231   if (!row_found && files && files->data)
2232     {
2233       GtkTreeIter filter_iter;
2234       gint pos;
2235
2236       model_update_current_folder (button, files->data);
2237       gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (priv->filter_model));
2238
2239       pos = model_get_type_position (button, ROW_TYPE_CURRENT_FOLDER);
2240       gtk_tree_model_iter_nth_child (priv->model, &iter, NULL, pos);
2241
2242       gtk_tree_model_filter_convert_child_iter_to_iter (GTK_TREE_MODEL_FILTER (priv->filter_model),
2243                                                         &filter_iter, &iter);
2244
2245       g_signal_handler_block (priv->combo_box, priv->combo_box_changed_id);
2246       gtk_combo_box_set_active_iter (GTK_COMBO_BOX (priv->combo_box), &filter_iter);
2247       g_signal_handler_unblock (priv->combo_box, priv->combo_box_changed_id);
2248     }
2249
2250   g_slist_foreach (files, (GFunc) g_object_unref, NULL);
2251   g_slist_free (files);
2252 }
2253
2254 /* Button */
2255 static void
2256 update_label_get_info_cb (GCancellable *cancellable,
2257                           GFileInfo    *info,
2258                           const GError *error,
2259                           gpointer      data)
2260 {
2261   gboolean cancelled = g_cancellable_is_cancelled (cancellable);
2262   GdkPixbuf *pixbuf;
2263   GtkFileChooserButton *button = data;
2264   GtkFileChooserButtonPrivate *priv = button->priv;
2265
2266   if (cancellable != priv->update_button_cancellable)
2267     goto out;
2268
2269   priv->update_button_cancellable = NULL;
2270
2271   if (cancelled || error)
2272     goto out;
2273
2274   gtk_label_set_text (GTK_LABEL (priv->label), g_file_info_get_display_name (info));
2275
2276   pixbuf = _gtk_file_info_render_icon (info, GTK_WIDGET (priv->image), priv->icon_size);
2277
2278   if (!pixbuf)
2279     pixbuf = gtk_icon_theme_load_icon (get_icon_theme (GTK_WIDGET (priv->image)),
2280                                        FALLBACK_ICON_NAME,
2281                                        priv->icon_size, 0, NULL);
2282
2283   gtk_image_set_from_pixbuf (GTK_IMAGE (priv->image), pixbuf);
2284   if (pixbuf)
2285     g_object_unref (pixbuf);
2286
2287 out:
2288   g_object_unref (button);
2289   g_object_unref (cancellable);
2290 }
2291
2292 static void
2293 update_label_and_image (GtkFileChooserButton *button)
2294 {
2295   GtkFileChooserButtonPrivate *priv = button->priv;
2296   GdkPixbuf *pixbuf;
2297   gchar *label_text;
2298   GSList *files;
2299
2300   files = gtk_file_chooser_get_files (GTK_FILE_CHOOSER (priv->dialog));
2301   label_text = NULL;
2302   pixbuf = NULL;
2303
2304   if (files && files->data)
2305     {
2306       GFile *file;
2307       GtkFileSystemVolume *volume = NULL;
2308
2309       file = files->data;
2310
2311       volume = _gtk_file_system_get_volume_for_file (priv->fs, file);
2312       if (volume)
2313         {
2314           GFile *base_file;
2315
2316           base_file = _gtk_file_system_volume_get_root (volume);
2317           if (base_file && g_file_equal (base_file, file))
2318             {
2319               label_text = _gtk_file_system_volume_get_display_name (volume);
2320               pixbuf = _gtk_file_system_volume_render_icon (volume,
2321                                                             GTK_WIDGET (button),
2322                                                             priv->icon_size,
2323                                                             NULL);
2324             }
2325
2326           if (base_file)
2327             g_object_unref (base_file);
2328
2329           _gtk_file_system_volume_free (volume);
2330
2331           if (label_text)
2332             goto out;
2333         }
2334
2335       if (priv->update_button_cancellable)
2336         {
2337           g_cancellable_cancel (priv->update_button_cancellable);
2338           priv->update_button_cancellable = NULL;
2339         }
2340
2341       if (g_file_is_native (file))
2342         {
2343           priv->update_button_cancellable =
2344             _gtk_file_system_get_info (priv->fs, file,
2345                                        "standard::icon,standard::display-name",
2346                                        update_label_get_info_cb,
2347                                        g_object_ref (button));
2348         }
2349       else
2350         {
2351           GdkPixbuf *pixbuf;
2352
2353           label_text = _gtk_file_system_get_bookmark_label (button->priv->fs, file);
2354
2355           pixbuf = gtk_icon_theme_load_icon (get_icon_theme (GTK_WIDGET (priv->image)),
2356                                              "text-x-generic",
2357                                              priv->icon_size, 0, NULL);
2358
2359           gtk_image_set_from_pixbuf (GTK_IMAGE (priv->image), pixbuf);
2360
2361           if (pixbuf)
2362             g_object_unref (pixbuf);
2363         }
2364     }
2365 out:
2366   g_slist_foreach (files, (GFunc) g_object_unref, NULL);
2367   g_slist_free (files);
2368
2369   if (label_text)
2370     {
2371       gtk_label_set_text (GTK_LABEL (priv->label), label_text);
2372       g_free (label_text);
2373     }
2374   else
2375     {
2376       gtk_label_set_text (GTK_LABEL (priv->label), _(FALLBACK_DISPLAY_NAME));
2377       gtk_image_set_from_pixbuf (GTK_IMAGE (priv->image), NULL);
2378     }
2379 }
2380
2381
2382 /* ************************ *
2383  /*  Child Object Callbacks  *
2384  * ************************ */
2385
2386 /* File System */
2387 static void
2388 fs_volumes_changed_cb (GtkFileSystem *fs,
2389                        gpointer       user_data)
2390 {
2391   GtkFileChooserButton *button = GTK_FILE_CHOOSER_BUTTON (user_data);
2392   GtkFileChooserButtonPrivate *priv = button->priv;
2393   GSList *volumes;
2394
2395   model_remove_rows (user_data,
2396                      model_get_type_position (user_data, ROW_TYPE_VOLUME),
2397                      priv->n_volumes);
2398
2399   priv->n_volumes = 0;
2400
2401   volumes = _gtk_file_system_list_volumes (fs);
2402   model_add_volumes (user_data, volumes);
2403   g_slist_free (volumes);
2404
2405   gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (priv->filter_model));
2406
2407   update_label_and_image (user_data);
2408   update_combo_box (user_data);
2409 }
2410
2411 static void
2412 fs_bookmarks_changed_cb (GtkFileSystem *fs,
2413                          gpointer       user_data)
2414 {
2415   GtkFileChooserButton *button = GTK_FILE_CHOOSER_BUTTON (user_data);
2416   GtkFileChooserButtonPrivate *priv = button->priv;
2417   GSList *bookmarks;
2418
2419   bookmarks = _gtk_file_system_list_bookmarks (fs);
2420   model_remove_rows (user_data,
2421                      model_get_type_position (user_data,
2422                                               ROW_TYPE_BOOKMARK_SEPARATOR),
2423                      (priv->n_bookmarks + priv->has_bookmark_separator));
2424   priv->has_bookmark_separator = FALSE;
2425   priv->n_bookmarks = 0;
2426   model_add_bookmarks (user_data, bookmarks);
2427   g_slist_foreach (bookmarks, (GFunc) g_object_unref, NULL);
2428   g_slist_free (bookmarks);
2429
2430   gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (priv->filter_model));
2431
2432   update_label_and_image (user_data);
2433   update_combo_box (user_data);
2434 }
2435
2436 /* Dialog */
2437 static void
2438 open_dialog (GtkFileChooserButton *button)
2439 {
2440   GtkFileChooserButtonPrivate *priv = button->priv;
2441
2442   /* Setup the dialog parent to be chooser button's toplevel, and be modal
2443      as needed. */
2444   if (!GTK_WIDGET_VISIBLE (priv->dialog))
2445     {
2446       GtkWidget *toplevel;
2447
2448       toplevel = gtk_widget_get_toplevel (GTK_WIDGET (button));
2449
2450       if (GTK_WIDGET_TOPLEVEL (toplevel) && GTK_IS_WINDOW (toplevel))
2451         {
2452           if (GTK_WINDOW (toplevel) != gtk_window_get_transient_for (GTK_WINDOW (priv->dialog)))
2453             gtk_window_set_transient_for (GTK_WINDOW (priv->dialog),
2454                                           GTK_WINDOW (toplevel));
2455
2456           gtk_window_set_modal (GTK_WINDOW (priv->dialog),
2457                                 gtk_window_get_modal (GTK_WINDOW (toplevel)));
2458         }
2459     }
2460
2461   if (!priv->active)
2462     {
2463       GSList *files;
2464
2465       g_signal_handler_block (priv->dialog,
2466                               priv->dialog_folder_changed_id);
2467       g_signal_handler_block (priv->dialog,
2468                               priv->dialog_file_activated_id);
2469       g_signal_handler_block (priv->dialog,
2470                               priv->dialog_selection_changed_id);
2471       files = gtk_file_chooser_get_files (GTK_FILE_CHOOSER (priv->dialog));
2472       if (files)
2473         {
2474           if (files->data)
2475             priv->old_file = g_object_ref (files->data);
2476
2477           g_slist_foreach (files, (GFunc) g_object_unref, NULL);
2478           g_slist_free (files);
2479         }
2480
2481       priv->active = TRUE;
2482     }
2483
2484   gtk_widget_set_sensitive (priv->combo_box, FALSE);
2485   gtk_window_present (GTK_WINDOW (priv->dialog));
2486 }
2487
2488 /* Combo Box */
2489 static void
2490 combo_box_changed_cb (GtkComboBox *combo_box,
2491                       gpointer     user_data)
2492 {
2493   GtkTreeIter iter;
2494
2495   if (gtk_combo_box_get_active_iter (combo_box, &iter))
2496     {
2497       GtkFileChooserButton *button = GTK_FILE_CHOOSER_BUTTON (user_data);
2498       GtkFileChooserButtonPrivate *priv = button->priv;
2499       gchar type;
2500       gpointer data;
2501
2502       type = ROW_TYPE_INVALID;
2503       data = NULL;
2504
2505       gtk_tree_model_get (priv->filter_model, &iter,
2506                           TYPE_COLUMN, &type,
2507                           DATA_COLUMN, &data,
2508                           -1);
2509
2510       switch (type)
2511         {
2512         case ROW_TYPE_SPECIAL:
2513         case ROW_TYPE_SHORTCUT:
2514         case ROW_TYPE_BOOKMARK:
2515         case ROW_TYPE_CURRENT_FOLDER:
2516           gtk_file_chooser_unselect_all (GTK_FILE_CHOOSER (priv->dialog));
2517           if (data)
2518             gtk_file_chooser_set_current_folder_file (GTK_FILE_CHOOSER (priv->dialog),
2519                                                       data, NULL);
2520           break;
2521         case ROW_TYPE_VOLUME:
2522           {
2523             GFile *base_file;
2524
2525             gtk_file_chooser_unselect_all (GTK_FILE_CHOOSER (priv->dialog));
2526             base_file = _gtk_file_system_volume_get_root (data);
2527             if (base_file)
2528               {
2529                 gtk_file_chooser_set_current_folder_file (GTK_FILE_CHOOSER (priv->dialog),
2530                                                           base_file, NULL);
2531                 g_object_unref (base_file);
2532               }
2533           }
2534           break;
2535         case ROW_TYPE_OTHER:
2536           open_dialog (user_data);
2537           break;
2538         default:
2539           break;
2540         }
2541     }
2542 }
2543
2544 /* Button */
2545 static void
2546 button_clicked_cb (GtkButton *real_button,
2547                    gpointer   user_data)
2548 {
2549   open_dialog (user_data);
2550 }
2551
2552 /* Dialog */
2553 static void
2554 dialog_current_folder_changed_cb (GtkFileChooser *dialog,
2555                                   gpointer        user_data)
2556 {
2557   GtkFileChooserButton *button = GTK_FILE_CHOOSER_BUTTON (user_data);
2558   GtkFileChooserButtonPrivate *priv = button->priv;
2559
2560   priv->folder_has_been_set = TRUE;
2561
2562   g_signal_emit_by_name (button, "current-folder-changed");
2563 }
2564
2565 static void
2566 dialog_file_activated_cb (GtkFileChooser *dialog,
2567                           gpointer        user_data)
2568 {
2569   g_signal_emit_by_name (user_data, "file-activated");
2570 }
2571
2572 static void
2573 dialog_selection_changed_cb (GtkFileChooser *dialog,
2574                              gpointer        user_data)
2575 {
2576   update_label_and_image (user_data);
2577   update_combo_box (user_data);
2578   g_signal_emit_by_name (user_data, "selection-changed");
2579 }
2580
2581 static void
2582 dialog_update_preview_cb (GtkFileChooser *dialog,
2583                           gpointer        user_data)
2584 {
2585   g_signal_emit_by_name (user_data, "update-preview");
2586 }
2587
2588 static void
2589 dialog_notify_cb (GObject    *dialog,
2590                   GParamSpec *pspec,
2591                   gpointer    user_data)
2592 {
2593   gpointer iface;
2594
2595   iface = g_type_interface_peek (g_type_class_peek (G_OBJECT_TYPE (dialog)),
2596                                  GTK_TYPE_FILE_CHOOSER);
2597   if (g_object_interface_find_property (iface, pspec->name))
2598     g_object_notify (user_data, pspec->name);
2599
2600   if (g_ascii_strcasecmp (pspec->name, "local-only") == 0)
2601     {
2602       GtkFileChooserButton *button = GTK_FILE_CHOOSER_BUTTON (user_data);
2603       GtkFileChooserButtonPrivate *priv = button->priv;
2604
2605       if (priv->has_current_folder)
2606         {
2607           GtkTreeIter iter;
2608           gint pos;
2609           gpointer data;
2610
2611           pos = model_get_type_position (user_data,
2612                                          ROW_TYPE_CURRENT_FOLDER);
2613           gtk_tree_model_iter_nth_child (priv->model, &iter, NULL, pos);
2614
2615           data = NULL;
2616           gtk_tree_model_get (priv->model, &iter, DATA_COLUMN, &data, -1);
2617
2618           /* If the path isn't local but we're in local-only mode now, remove
2619            * the custom-folder row */
2620           if (data && g_file_is_native (G_FILE (data)) &&
2621               gtk_file_chooser_get_local_only (GTK_FILE_CHOOSER (priv->dialog)))
2622             {
2623               pos--;
2624               model_remove_rows (user_data, pos, 2);
2625             }
2626         }
2627
2628       gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (priv->filter_model));
2629       update_combo_box (user_data);
2630     }
2631 }
2632
2633 static gboolean
2634 dialog_delete_event_cb (GtkWidget *dialog,
2635                         GdkEvent  *event,
2636                         gpointer   user_data)
2637 {
2638   g_signal_emit_by_name (dialog, "response", GTK_RESPONSE_DELETE_EVENT);
2639
2640   return TRUE;
2641 }
2642
2643 static void
2644 dialog_response_cb (GtkDialog *dialog,
2645                     gint       response,
2646                     gpointer   user_data)
2647 {
2648   GtkFileChooserButton *button = GTK_FILE_CHOOSER_BUTTON (user_data);
2649   GtkFileChooserButtonPrivate *priv = button->priv;
2650
2651   if (response == GTK_RESPONSE_ACCEPT ||
2652       response == GTK_RESPONSE_OK)
2653     {
2654       g_signal_emit_by_name (user_data, "current-folder-changed");
2655       g_signal_emit_by_name (user_data, "selection-changed");
2656     }
2657   else if (priv->old_file)
2658     {
2659       switch (gtk_file_chooser_get_action (GTK_FILE_CHOOSER (dialog)))
2660         {
2661         case GTK_FILE_CHOOSER_ACTION_OPEN:
2662           gtk_file_chooser_select_file (GTK_FILE_CHOOSER (dialog), priv->old_file,
2663                                         NULL);
2664           break;
2665         case GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER:
2666           gtk_file_chooser_set_current_folder_file (GTK_FILE_CHOOSER (dialog),
2667                                                     priv->old_file, NULL);
2668           break;
2669         default:
2670           g_assert_not_reached ();
2671           break;
2672         }
2673     }
2674   else
2675     gtk_file_chooser_unselect_all (GTK_FILE_CHOOSER (dialog));
2676
2677   if (priv->old_file)
2678     {
2679       g_object_unref (priv->old_file);
2680       priv->old_file = NULL;
2681     }
2682
2683   update_label_and_image (user_data);
2684   update_combo_box (user_data);
2685
2686   if (priv->active)
2687     {
2688       g_signal_handler_unblock (priv->dialog,
2689                                 priv->dialog_folder_changed_id);
2690       g_signal_handler_unblock (priv->dialog,
2691                                 priv->dialog_file_activated_id);
2692       g_signal_handler_unblock (priv->dialog,
2693                                 priv->dialog_selection_changed_id);
2694       priv->active = FALSE;
2695     }
2696
2697   gtk_widget_set_sensitive (priv->combo_box, TRUE);
2698   gtk_widget_hide (priv->dialog);
2699
2700   g_signal_emit_by_name (user_data, "file-set");
2701 }
2702
2703
2704 /* ************************************************************************** *
2705  *  Public API                                                                *
2706  * ************************************************************************** */
2707
2708 /**
2709  * gtk_file_chooser_button_new:
2710  * @title: the title of the browse dialog.
2711  * @action: the open mode for the widget.
2712  *
2713  * Creates a new file-selecting button widget.
2714  *
2715  * Returns: a new button widget.
2716  *
2717  * Since: 2.6
2718  **/
2719 GtkWidget *
2720 gtk_file_chooser_button_new (const gchar          *title,
2721                              GtkFileChooserAction  action)
2722 {
2723   g_return_val_if_fail (action == GTK_FILE_CHOOSER_ACTION_OPEN ||
2724                         action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER, NULL);
2725
2726   return g_object_new (GTK_TYPE_FILE_CHOOSER_BUTTON,
2727                        "action", action,
2728                        "title", (title ? title : _(DEFAULT_TITLE)),
2729                        NULL);
2730 }
2731
2732 /**
2733  * gtk_file_chooser_button_new_with_backend:
2734  * @title: the title of the browse dialog.
2735  * @action: the open mode for the widget.
2736  * @backend: the name of the #GtkFileSystem backend to use.
2737  *
2738  * Creates a new file-selecting button widget using @backend.
2739  *
2740  * Returns: a new button widget.
2741  *
2742  * Since: 2.6
2743  * Deprecated: 2.14
2744  **/
2745 GtkWidget *
2746 gtk_file_chooser_button_new_with_backend (const gchar          *title,
2747                                           GtkFileChooserAction  action,
2748                                           const gchar          *backend)
2749 {
2750   g_return_val_if_fail (action == GTK_FILE_CHOOSER_ACTION_OPEN ||
2751                         action == GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER, NULL);
2752
2753   return g_object_new (GTK_TYPE_FILE_CHOOSER_BUTTON,
2754                        "action", action,
2755                        "title", (title ? title : _(DEFAULT_TITLE)),
2756                        NULL);
2757 }
2758
2759 /**
2760  * gtk_file_chooser_button_new_with_dialog:
2761  * @dialog: the widget to use as dialog
2762  *
2763  * Creates a #GtkFileChooserButton widget which uses @dialog as its
2764  * file-picking window.
2765  *
2766  * Note that @dialog must be a #GtkDialog (or subclass) which
2767  * implements the #GtkFileChooser interface and must not have
2768  * %GTK_DIALOG_DESTROY_WITH_PARENT set.
2769  *
2770  * Also note that the dialog needs to have its confirmative button
2771  * added with response %GTK_RESPONSE_ACCEPT or %GTK_RESPONSE_OK in
2772  * order for the button to take over the file selected in the dialog.
2773  *
2774  * Returns: a new button widget.
2775  *
2776  * Since: 2.6
2777  **/
2778 GtkWidget *
2779 gtk_file_chooser_button_new_with_dialog (GtkWidget *dialog)
2780 {
2781   g_return_val_if_fail (GTK_IS_FILE_CHOOSER (dialog) && GTK_IS_DIALOG (dialog), NULL);
2782
2783   return g_object_new (GTK_TYPE_FILE_CHOOSER_BUTTON,
2784                        "dialog", dialog,
2785                        NULL);
2786 }
2787
2788 /**
2789  * gtk_file_chooser_button_set_title:
2790  * @button: the button widget to modify.
2791  * @title: the new browse dialog title.
2792  *
2793  * Modifies the @title of the browse dialog used by @button.
2794  *
2795  * Since: 2.6
2796  **/
2797 void
2798 gtk_file_chooser_button_set_title (GtkFileChooserButton *button,
2799                                    const gchar          *title)
2800 {
2801   g_return_if_fail (GTK_IS_FILE_CHOOSER_BUTTON (button));
2802
2803   gtk_window_set_title (GTK_WINDOW (button->priv->dialog), title);
2804   g_object_notify (G_OBJECT (button), "title");
2805 }
2806
2807 /**
2808  * gtk_file_chooser_button_get_title:
2809  * @button: the button widget to examine.
2810  *
2811  * Retrieves the title of the browse dialog used by @button. The returned value
2812  * should not be modified or freed.
2813  *
2814  * Returns: a pointer to the browse dialog's title.
2815  *
2816  * Since: 2.6
2817  **/
2818 G_CONST_RETURN gchar *
2819 gtk_file_chooser_button_get_title (GtkFileChooserButton *button)
2820 {
2821   g_return_val_if_fail (GTK_IS_FILE_CHOOSER_BUTTON (button), NULL);
2822
2823   return gtk_window_get_title (GTK_WINDOW (button->priv->dialog));
2824 }
2825
2826 /**
2827  * gtk_file_chooser_button_get_width_chars:
2828  * @button: the button widget to examine.
2829  *
2830  * Retrieves the width in characters of the @button widget's entry and/or label.
2831  *
2832  * Returns: an integer width (in characters) that the button will use to size itself.
2833  *
2834  * Since: 2.6
2835  **/
2836 gint
2837 gtk_file_chooser_button_get_width_chars (GtkFileChooserButton *button)
2838 {
2839   g_return_val_if_fail (GTK_IS_FILE_CHOOSER_BUTTON (button), -1);
2840
2841   return gtk_label_get_width_chars (GTK_LABEL (button->priv->label));
2842 }
2843
2844 /**
2845  * gtk_file_chooser_button_set_width_chars:
2846  * @button: the button widget to examine.
2847  * @n_chars: the new width, in characters.
2848  *
2849  * Sets the width (in characters) that @button will use to @n_chars.
2850  *
2851  * Since: 2.6
2852  **/
2853 void
2854 gtk_file_chooser_button_set_width_chars (GtkFileChooserButton *button,
2855                                          gint                  n_chars)
2856 {
2857   g_return_if_fail (GTK_IS_FILE_CHOOSER_BUTTON (button));
2858
2859   gtk_label_set_width_chars (GTK_LABEL (button->priv->label), n_chars);
2860   g_object_notify (G_OBJECT (button), "width-chars");
2861 }
2862
2863 /**
2864  * gtk_file_chooser_button_set_focus_on_click:
2865  * @button: a #GtkFileChooserButton
2866  * @focus_on_click: whether the button grabs focus when clicked with the mouse
2867  *
2868  * Sets whether the button will grab focus when it is clicked with the mouse.
2869  * Making mouse clicks not grab focus is useful in places like toolbars where
2870  * you don't want the keyboard focus removed from the main area of the
2871  * application.
2872  *
2873  * Since: 2.10
2874  **/
2875 void
2876 gtk_file_chooser_button_set_focus_on_click (GtkFileChooserButton *button,
2877                                             gboolean              focus_on_click)
2878 {
2879   GtkFileChooserButtonPrivate *priv;
2880
2881   g_return_if_fail (GTK_IS_FILE_CHOOSER_BUTTON (button));
2882
2883   priv = button->priv;
2884
2885   focus_on_click = focus_on_click != FALSE;
2886
2887   if (priv->focus_on_click != focus_on_click)
2888     {
2889       priv->focus_on_click = focus_on_click;
2890       gtk_button_set_focus_on_click (GTK_BUTTON (priv->button), focus_on_click);
2891       gtk_combo_box_set_focus_on_click (GTK_COMBO_BOX (priv->combo_box), focus_on_click);
2892
2893       g_object_notify (G_OBJECT (button), "focus-on-click");
2894     }
2895 }
2896
2897 /**
2898  * gtk_file_chooser_button_get_focus_on_click:
2899  * @button: a #GtkFileChooserButton
2900  *
2901  * Returns whether the button grabs focus when it is clicked with the mouse.
2902  * See gtk_file_chooser_button_set_focus_on_click().
2903  *
2904  * Return value: %TRUE if the button grabs focus when it is clicked with
2905  *               the mouse.
2906  *
2907  * Since: 2.10
2908  **/
2909 gboolean
2910 gtk_file_chooser_button_get_focus_on_click (GtkFileChooserButton *button)
2911 {
2912   g_return_val_if_fail (GTK_IS_FILE_CHOOSER_BUTTON (button), FALSE);
2913
2914   return button->priv->focus_on_click;
2915 }
2916
2917 #define __GTK_FILE_CHOOSER_BUTTON_C__
2918 #include "gtkaliasdef.c"