shell/ev-application.c

   1 /* this file is part of evince, a gnome document viewer
   2  *
   3  *  Copyright (C) 2004 Martin Kretzschmar
   4  *
   5  *  Author:
   6  *    Martin Kretzschmar <martink@gnome.org>
   7  *
   8  * Evince is free software; you can redistribute it and/or modify it
   9  * under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * Evince is distributed in the hope that it will be useful, but
  14  * WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
  21  */
  22
  23 #include <config.h>
  24
  25 #include <stdlib.h>
  26 #include <string.h>
  27
  28 #include <glib.h>
  29 #include <glib/gi18n.h>
  30 #include <gtk/gtk.h>
  31 #ifdef GDK_WINDOWING_X11
  32 #include <gdk/gdkx.h>
  33 #endif
  34
  35 #include "totem-scrsaver.h"
  36 #include "eggsmclient.h"
  37
  38 #include "ev-application.h"
  39 #include "ev-document-factory.h"
  40 #include "ev-file-helpers.h"
  41 #include "ev-metadata-manager.h"
  42 #include "ev-utils.h"
  43
  44 #ifdef ENABLE_DBUS
  45 #include "ev-media-player-keys.h"
  46 #endif /* ENABLE_DBUS */
  47
  48 #ifdef ENABLE_DBUS
  49 #include <dbus/dbus-glib-bindings.h>
  50 #include "ev-application-service.h"
  51 #endif
  52
  53 static void ev_application_add_icon_path_for_screen (GdkScreen     *screen);
  54 static void ev_application_save_print_settings      (EvApplication *application);
  55
  56 struct _EvApplication {
  57         GObject base_instance;
  58
  59         gchar *dot_dir;
  60         gchar *accel_map_file;
  61         gchar *toolbars_file;
  62
  63         EggToolbarsModel *toolbars_model;
  64
  65         TotemScrsaver *scr_saver;
  66
  67         EggSMClient *smclient;
  68
  69         gchar *last_chooser_uri;
  70
  71 #ifdef ENABLE_DBUS
  72         EvMediaPlayerKeys *keys;
  73 #endif /* ENABLE_DBUS */
  74
  75         GtkPrintSettings *print_settings;
  76         GtkPageSetup     *page_setup;
  77         GKeyFile         *print_settings_file;
  78 };
  79
  80 struct _EvApplicationClass {
  81         GObjectClass base_class;
  82 };
  83
  84 static EvApplication *instance;
  85
  86 G_DEFINE_TYPE (EvApplication, ev_application, G_TYPE_OBJECT);
  87
  88 #define APPLICATION_SERVICE_NAME "org.gnome.evince.ApplicationService"
  89
  90 #define EV_PRINT_SETTINGS_FILE "print-settings"
  91 #define EV_PRINT_SETTINGS_GROUP "Print Settings"
  92 #define EV_PAGE_SETUP_GROUP "Page Setup"
  93
  94 #ifdef ENABLE_DBUS
  95 gboolean
  96 ev_application_register_service (EvApplication *application)
  97 {
  98         static DBusGConnection *connection = NULL;
  99         DBusGProxy *driver_proxy;
 100         GError *err = NULL;
 101         guint request_name_result;
 102
 103         if (connection) {
 104                 g_warning ("Service already registered.");
 105                 return FALSE;
 106         }
 107
 108         connection = dbus_g_bus_get (DBUS_BUS_STARTER, &err);
 109         if (connection == NULL) {
 110                 g_warning ("Service registration failed.");
 111                 g_error_free (err);
 112
 113                 return FALSE;
 114         }
 115
 116         driver_proxy = dbus_g_proxy_new_for_name (connection,
 117                                                   DBUS_SERVICE_DBUS,
 118                                                   DBUS_PATH_DBUS,
 119                                                   DBUS_INTERFACE_DBUS);
 120
 121         if (!org_freedesktop_DBus_request_name (driver_proxy,
 122                                                 APPLICATION_SERVICE_NAME,
 123                                                 DBUS_NAME_FLAG_DO_NOT_QUEUE,
 124                                                 &request_name_result, &err)) {
 125                 g_warning ("Service registration failed.");
 126                 g_clear_error (&err);
 127         }
 128
 129         g_object_unref (driver_proxy);
 130
 131         if (request_name_result == DBUS_REQUEST_NAME_REPLY_EXISTS) {
 132                 return FALSE;
 133         }
 134
 135         dbus_g_object_type_install_info (EV_TYPE_APPLICATION,
 136                                          &dbus_glib_ev_application_object_info);
 137         dbus_g_connection_register_g_object (connection,
 138                                              "/org/gnome/evince/Evince",
 139                                              G_OBJECT (application));
 140
 141         application->scr_saver = totem_scrsaver_new (connection);
 142
 143         ev_metadata_manager_init ();
 144
 145         return TRUE;
 146 }
 147 #endif /* ENABLE_DBUS */
 148
 149 /**
 150  * ev_application_get_instance:
 151  *
 152  * Checks for #EvApplication instance, if it doesn't exist it does create it.
 153  *
 154  * Returns: an instance of the #EvApplication data.
 155  */
 156 EvApplication *
 157 ev_application_get_instance (void)
 158 {
 159         if (!instance) {
 160                 instance = EV_APPLICATION (g_object_new (EV_TYPE_APPLICATION, NULL));
 161         }
 162
 163         return instance;
 164 }
 165
 166 /* Session */
 167 gboolean
 168 ev_application_load_session (EvApplication *application)
 169 {
 170         GKeyFile *state_file;
 171         gchar   **uri_list;
 172
 173         if (!egg_sm_client_is_resumed (application->smclient))
 174                 return FALSE;
 175
 176         state_file = egg_sm_client_get_state_file (application->smclient);
 177         if (!state_file)
 178                 return FALSE;
 179
 180         uri_list = g_key_file_get_string_list (state_file,
 181                                                "Evince",
 182                                                "documents",
 183                                                NULL, NULL);
 184         if (uri_list) {
 185                 gint i;
 186
 187                 for (i = 0; uri_list[i]; i++) {
 188                         if (g_ascii_strcasecmp (uri_list[i], "empty-window") == 0)
 189                                 ev_application_open_window (application, NULL, GDK_CURRENT_TIME, NULL);
 190                         else
 191                                 ev_application_open_uri (application, uri_list[i], NULL, GDK_CURRENT_TIME, NULL);
 192                 }
 193                 g_strfreev (uri_list);
 194         }
 195         g_key_file_free (state_file);
 196
 197         return TRUE;
 198 }
 199
 200 static void
 201 smclient_save_state_cb (EggSMClient   *client,
 202                         GKeyFile      *state_file,
 203                         EvApplication *application)
 204 {
 205         GList *windows, *l;
 206         gint i;
 207         const gchar **uri_list;
 208         const gchar *empty = "empty-window";
 209
 210         windows = ev_application_get_windows (application);
 211         if (!windows)
 212                 return;
 213
 214         uri_list = g_new (const gchar *, g_list_length (windows));
 215         for (l = windows, i = 0; l != NULL; l = g_list_next (l), i++) {
 216                 EvWindow *window = EV_WINDOW (l->data);
 217
 218                 if (ev_window_is_empty (window))
 219                         uri_list[i] = empty;
 220                 else
 221                         uri_list[i] = ev_window_get_uri (window);
 222         }
 223         g_key_file_set_string_list (state_file,
 224                                     "Evince",
 225                                     "documents",
 226                                     (const char **)uri_list,
 227                                     i);
 228         g_free (uri_list);
 229 }
 230
 231 static void
 232 smclient_quit_cb (EggSMClient   *client,
 233                   EvApplication *application)
 234 {
 235         ev_application_shutdown (application);
 236 }
 237
 238 static void
 239 ev_application_init_session (EvApplication *application)
 240 {
 241         application->smclient = egg_sm_client_get ();
 242         g_signal_connect (application->smclient, "save_state",
 243                           G_CALLBACK (smclient_save_state_cb),
 244                           application);
 245         g_signal_connect (application->smclient, "quit",
 246                           G_CALLBACK (smclient_quit_cb),
 247                           application);
 248 }
 249
 250 /**
 251  * ev_display_open_if_needed:
 252  * @name: the name of the display to be open if it's needed.
 253  *
 254  * Search among all the open displays if any of them have the same name as the
 255  * passed name. If the display isn't found it tries the open it.
 256  *
 257  * Returns: a #GdkDisplay of the display with the passed name.
 258  */
 259 static GdkDisplay *
 260 ev_display_open_if_needed (const gchar *name)
 261 {
 262         GSList     *displays;
 263         GSList     *l;
 264         GdkDisplay *display = NULL;
 265
 266         displays = gdk_display_manager_list_displays (gdk_display_manager_get ());
 267
 268         for (l = displays; l != NULL; l = l->next) {
 269                 const gchar *display_name = gdk_display_get_name ((GdkDisplay *) l->data);
 270
 271                 if (g_ascii_strcasecmp (display_name, name) == 0) {
 272                         display = l->data;
 273                         break;
 274                 }
 275         }
 276
 277         g_slist_free (displays);
 278
 279         return display != NULL ? display : gdk_display_open (name);
 280 }
 281
 282 /**
 283  * get_screen_from_args:
 284  * @args: a #GHashTable with data passed to the application.
 285  *
 286  * Looks for the screen in the display available in the hash table passed to the
 287  * application. If the display isn't opened, it's opened and the #GdkScreen
 288  * assigned to the screen in that display returned.
 289  *
 290  * Returns: the #GdkScreen assigned to the screen on the display indicated by
 291  *          the data on the #GHashTable.
 292  */
 293 static GdkScreen *
 294 get_screen_from_args (GHashTable *args)
 295 {
 296         GValue     *value = NULL;
 297         GdkDisplay *display = NULL;
 298         GdkScreen  *screen = NULL;
 299
 300         g_assert (args != NULL);
 301
 302         value = g_hash_table_lookup (args, "display");
 303         if (value) {
 304                 const gchar *display_name;
 305
 306                 display_name = g_value_get_string (value);
 307                 display = ev_display_open_if_needed (display_name);
 308         }
 309
 310         value = g_hash_table_lookup (args, "screen");
 311         if (value) {
 312                 gint screen_number;
 313
 314                 screen_number = g_value_get_int (value);
 315                 screen = gdk_display_get_screen (display, screen_number);
 316         }
 317
 318         return screen;
 319 }
 320
 321 /**
 322  * get_window_run_mode_from_args:
 323  * @args: a #GHashTable with data passed to the application.
 324  *
 325  * It does look if the mode option has been passed from command line, using it
 326  * as the window run mode, otherwise the run mode will be the normal mode.
 327  *
 328  * Returns: The window run mode passed from command line or
 329  *          EV_WINDOW_MODE_NORMAL in other case.
 330  */
 331 static EvWindowRunMode
 332 get_window_run_mode_from_args (GHashTable *args)
 333 {
 334         EvWindowRunMode  mode = EV_WINDOW_MODE_NORMAL;
 335         GValue          *value = NULL;
 336
 337         g_assert (args != NULL);
 338
 339         value = g_hash_table_lookup (args, "mode");
 340         if (value) {
 341                 mode = g_value_get_uint (value);
 342         }
 343
 344         return mode;
 345 }
 346
 347 /**
 348  * get_destination_from_args:
 349  * @args: a #GHashTable with data passed to the application.
 350  *
 351  * It does look for the page-label argument parsed from the command line and
 352  * if it does exist, it returns an #EvLinkDest.
 353  *
 354  * Returns: An #EvLinkDest to page-label if it has been passed from the command
 355  *          line, NULL in other case.
 356  */
 357 static EvLinkDest *
 358 get_destination_from_args (GHashTable *args)
 359 {
 360         EvLinkDest *dest = NULL;
 361         GValue     *value = NULL;
 362
 363         g_assert (args != NULL);
 364
 365         value = g_hash_table_lookup (args, "page-label");
 366         if (value) {
 367                 const gchar *page_label;
 368
 369                 page_label = g_value_get_string (value);
 370                 dest = ev_link_dest_new_page_label (page_label);
 371         }
 372
 373         return dest;
 374 }
 375
 376 static const gchar *
 377 get_find_string_from_args (GHashTable *args)
 378 {
 379         GValue *value = NULL;
 380
 381         g_assert (args != NULL);
 382
 383         value = g_hash_table_lookup (args, "find-string");
 384
 385         return value ? g_value_get_string (value) : NULL;
 386 }
 387
 388 /**
 389  * get_unlink_temp_file_from_args:
 390  * @args: a #GHashTable with data passed to the application.
 391  *
 392  * It does look if the unlink-temp-file option has been passed from the command
 393  * line returning it's boolean representation, otherwise it does return %FALSE.
 394  *
 395  * Returns: the boolean representation of the unlink-temp-file value or %FALSE
 396  *          in other case.
 397  */
 398 static gboolean
 399 get_unlink_temp_file_from_args (GHashTable *args)
 400 {
 401         gboolean unlink_temp_file = FALSE;
 402         GValue  *value = NULL;
 403
 404         g_assert (args != NULL);
 405
 406         value = g_hash_table_lookup (args, "unlink-temp-file");
 407         if (value) {
 408                 unlink_temp_file = g_value_get_boolean (value);
 409         }
 410
 411         return unlink_temp_file;
 412 }
 413
 414 static const gchar *
 415 get_print_settings_from_args (GHashTable *args)
 416 {
 417         const gchar *print_settings = NULL;
 418         GValue      *value = NULL;
 419
 420         g_assert (args != NULL);
 421
 422         value = g_hash_table_lookup (args, "print-settings");
 423         if (value) {
 424                 print_settings = g_value_get_string (value);
 425         }
 426
 427         return print_settings;
 428 }
 429
 430 /**
 431  * ev_application_open_window:
 432  * @application: The instance of the application.
 433  * @args: A #GHashTable with the arguments data.
 434  * @timestamp: Current time value.
 435  * @error: The #GError facility.
 436  *
 437  * Creates a new window and if the args are available, it's not NULL, it gets
 438  * the screen from them and assigns the just created window to it. At last it
 439  * does show it.
 440  *
 441  * Returns: %TRUE.
 442  */
 443 gboolean
 444 ev_application_open_window (EvApplication  *application,
 445                             GHashTable     *args,
 446                             guint32         timestamp,
 447                             GError        **error)
 448 {
 449         GtkWidget *new_window = ev_window_new ();
 450         GdkScreen *screen = NULL;
 451
 452         if (args) {
 453                 screen = get_screen_from_args (args);
 454         }
 455
 456         if (screen) {
 457                 gtk_window_set_screen (GTK_WINDOW (new_window), screen);
 458         }
 459         ev_application_add_icon_path_for_screen (screen);
 460
 461         if (!GTK_WIDGET_REALIZED (new_window))
 462                 gtk_widget_realize (new_window);
 463
 464 #ifdef GDK_WINDOWING_X11
 465         if (timestamp <= 0)
 466                 timestamp = gdk_x11_get_server_time (GTK_WIDGET (new_window)->window);
 467         gdk_x11_window_set_user_time (GTK_WIDGET (new_window)->window, timestamp);
 468
 469         gtk_window_present (GTK_WINDOW (new_window));
 470 #else
 471         gtk_window_present_with_time (GTK_WINDOW (new_window), timestamp);
 472 #endif /* GDK_WINDOWING_X11 */
 473
 474         return TRUE;
 475 }
 476
 477 /**
 478  * ev_application_get_empty_window:
 479  * @application: The instance of the application.
 480  * @screen: The screen where the empty window will be search.
 481  *
 482  * It does look if there is any empty window in the indicated screen.
 483  *
 484  * Returns: The first empty #EvWindow in the passed #GdkScreen or NULL in other
 485  *          case.
 486  */
 487 static EvWindow *
 488 ev_application_get_empty_window (EvApplication *application,
 489                                  GdkScreen     *screen)
 490 {
 491         EvWindow *empty_window = NULL;
 492         GList *windows = ev_application_get_windows (application);
 493         GList *l;
 494
 495         for (l = windows; l != NULL; l = l->next) {
 496                 EvWindow *window = EV_WINDOW (l->data);
 497
 498                 if (ev_window_is_empty (window) &&
 499                     gtk_window_get_screen (GTK_WINDOW (window)) == screen) {
 500                         empty_window = window;
 501                         break;
 502                 }
 503         }
 504
 505         g_list_free (windows);
 506
 507         return empty_window;
 508 }
 509
 510 /**
 511  * ev_application_get_uri_window:
 512  * @application: The instance of the application.
 513  * @uri: The uri to be opened.
 514  *
 515  * It looks in the list of the windows for the one with the document represented
 516  * by the passed uri on it. If the window is empty or the document isn't present
 517  * on any window, it will return NULL.
 518  *
 519  * Returns: The #EvWindow where the document represented by the passed uri is
 520  *          shown, NULL in other case.
 521  */
 522 static EvWindow *
 523 ev_application_get_uri_window (EvApplication *application, const char *uri)
 524 {
 525         EvWindow *uri_window = NULL;
 526         GList *windows = gtk_window_list_toplevels ();
 527         GList *l;
 528
 529         g_return_val_if_fail (uri != NULL, NULL);
 530
 531         for (l = windows; l != NULL; l = l->next) {
 532                 if (EV_IS_WINDOW (l->data)) {
 533                         EvWindow *window = EV_WINDOW (l->data);
 534                         const char *window_uri = ev_window_get_uri (window);
 535
 536                         if (window_uri && strcmp (window_uri, uri) == 0 && !ev_window_is_empty (window)) {
 537                                 uri_window = window;
 538                                 break;
 539                         }
 540                 }
 541         }
 542
 543         g_list_free (windows);
 544
 545         return uri_window;
 546 }
 547
 548 static void
 549 ev_application_add_icon_path_for_screen (GdkScreen *screen)
 550 {
 551         GtkIconTheme *icon_theme;
 552
 553         icon_theme = screen ? gtk_icon_theme_get_for_screen (screen) : gtk_icon_theme_get_default ();
 554         if (icon_theme) {
 555                 gchar **path = NULL;
 556                 gint    n_paths;
 557                 gint    i;
 558                 gchar  *ev_icons_path;
 559
 560                 /* GtkIconTheme will then look in Evince custom hicolor dir
 561                  * for icons as well as the standard search paths
 562                  */
 563                 ev_icons_path = g_build_filename (DATADIR, "icons", NULL);
 564                 gtk_icon_theme_get_search_path (icon_theme, &path, &n_paths);
 565                 for (i = n_paths - 1; i >= 0; i--) {
 566                         if (g_ascii_strcasecmp (ev_icons_path, path[i]) == 0)
 567                                 break;
 568                 }
 569
 570                 if (i < 0)
 571                         gtk_icon_theme_append_search_path (icon_theme,
 572                                                            ev_icons_path);
 573
 574                 g_free (ev_icons_path);
 575                 g_strfreev (path);
 576         }
 577 }
 578
 579 /**
 580  * ev_application_open_uri_at_dest:
 581  * @application: The instance of the application.
 582  * @uri: The uri to be opened.
 583  * @screen: Thee screen where the link will be shown.
 584  * @dest: The #EvLinkDest of the document.
 585  * @mode: The run mode of the window.
 586  * @unlink_temp_file: The unlink_temp_file option value.
 587  * @timestamp: Current time value.
 588  */
 589 void
 590 ev_application_open_uri_at_dest (EvApplication  *application,
 591                                  const char     *uri,
 592                                  GdkScreen      *screen,
 593                                  EvLinkDest     *dest,
 594                                  EvWindowRunMode mode,
 595                                  const gchar    *search_string,
 596                                  gboolean        unlink_temp_file,
 597                                  const gchar    *print_settings,
 598                                  guint           timestamp)
 599 {
 600         EvWindow *new_window;
 601
 602         g_return_if_fail (uri != NULL);
 603
 604         ev_application_add_icon_path_for_screen (screen);
 605
 606         new_window = ev_application_get_uri_window (application, uri);
 607
 608         if (new_window == NULL) {
 609                 new_window = ev_application_get_empty_window (application, screen);
 610         }
 611
 612         if (new_window == NULL) {
 613                 new_window = EV_WINDOW (ev_window_new ());
 614         }
 615
 616         if (screen)
 617                 gtk_window_set_screen (GTK_WINDOW (new_window), screen);
 618
 619         /* We need to load uri before showing the window, so
 620            we can restore window size without flickering */
 621         ev_window_open_uri (new_window, uri, dest, mode, search_string,
 622                             unlink_temp_file, print_settings);
 623
 624         if (!GTK_WIDGET_REALIZED (GTK_WIDGET (new_window)))
 625                 gtk_widget_realize (GTK_WIDGET (new_window));
 626
 627 #ifdef GDK_WINDOWING_X11
 628         if (timestamp <= 0)
 629                 timestamp = gdk_x11_get_server_time (GTK_WIDGET (new_window)->window);
 630         gdk_x11_window_set_user_time (GTK_WIDGET (new_window)->window, timestamp);
 631
 632         ev_document_fc_mutex_lock ();
 633         gtk_window_present (GTK_WINDOW (new_window));
 634         ev_document_fc_mutex_unlock ();
 635 #else
 636         ev_document_fc_mutex_lock ();
 637         gtk_window_present_with_time (GTK_WINDOW (new_window), timestamp);
 638         ev_document_fc_mutex_unlock ();
 639 #endif /* GDK_WINDOWING_X11 */
 640 }
 641
 642 /**
 643  * ev_application_open_uri:
 644  * @application: The instance of the application.
 645  * @uri: The uri to be opened
 646  * @args: A #GHashTable with the arguments data.
 647  * @timestamp: Current time value.
 648  * @error: The #GError facility.
 649  */
 650 gboolean
 651 ev_application_open_uri (EvApplication  *application,
 652                          const char     *uri,
 653                          GHashTable     *args,
 654                          guint           timestamp,
 655                          GError        **error)
 656 {
 657         EvLinkDest      *dest = NULL;
 658         EvWindowRunMode  mode = EV_WINDOW_MODE_NORMAL;
 659         const gchar     *search_string = NULL;
 660         gboolean         unlink_temp_file = FALSE;
 661         const gchar     *print_settings = NULL;
 662         GdkScreen       *screen = NULL;
 663
 664         if (args) {
 665                 screen = get_screen_from_args (args);
 666                 dest = get_destination_from_args (args);
 667                 mode = get_window_run_mode_from_args (args);
 668                 search_string = get_find_string_from_args (args);
 669                 unlink_temp_file = (mode == EV_WINDOW_MODE_PREVIEW &&
 670                                     get_unlink_temp_file_from_args (args));
 671                 print_settings = get_print_settings_from_args (args);
 672         }
 673
 674         ev_application_open_uri_at_dest (application, uri, screen,
 675                                          dest, mode, search_string,
 676                                          unlink_temp_file,
 677                                          print_settings, timestamp);
 678
 679         if (dest)
 680                 g_object_unref (dest);
 681
 682         return TRUE;
 683 }
 684
 685 void
 686 ev_application_open_uri_list (EvApplication *application,
 687                               GSList        *uri_list,
 688                               GdkScreen     *screen,
 689                               guint          timestamp)
 690 {
 691         GSList *l;
 692
 693         for (l = uri_list; l != NULL; l = l->next) {
 694                 ev_application_open_uri_at_dest (application, (char *)l->data,
 695                                                  screen, NULL, 0, NULL,
 696                                                  FALSE, NULL, timestamp);
 697         }
 698 }
 699
 700 void
 701 ev_application_shutdown (EvApplication *application)
 702 {
 703         if (application->accel_map_file) {
 704                 gtk_accel_map_save (application->accel_map_file);
 705                 g_free (application->accel_map_file);
 706                 application->accel_map_file = NULL;
 707         }
 708
 709         if (application->toolbars_model) {
 710                 g_object_unref (application->toolbars_model);
 711                 g_free (application->toolbars_file);
 712                 application->toolbars_model = NULL;
 713                 application->toolbars_file = NULL;
 714         }
 715
 716         ev_application_save_print_settings (application);
 717
 718         if (application->print_settings_file) {
 719                 g_key_file_free (application->print_settings_file);
 720                 application->print_settings_file = NULL;
 721         }
 722
 723         if (application->print_settings) {
 724                 g_object_unref (application->print_settings);
 725                 application->print_settings = NULL;
 726         }
 727
 728         if (application->page_setup) {
 729                 g_object_unref (application->page_setup);
 730                 application->page_setup = NULL;
 731         }
 732
 733 #ifdef ENABLE_DBUS
 734         if (application->keys) {
 735                 g_object_unref (application->keys);
 736                 application->keys = NULL;
 737         }
 738 #endif /* ENABLE_DBUS */
 739
 740         ev_metadata_manager_shutdown ();
 741
 742         g_free (application->dot_dir);
 743         application->dot_dir = NULL;
 744         g_free (application->last_chooser_uri);
 745         application->last_chooser_uri = NULL;
 746
 747         g_object_unref (application);
 748         instance = NULL;
 749
 750         gtk_main_quit ();
 751 }
 752
 753 static void
 754 ev_application_class_init (EvApplicationClass *ev_application_class)
 755 {
 756 }
 757
 758 static void
 759 ev_application_init (EvApplication *ev_application)
 760 {
 761         gint i;
 762         const gchar *home_dir;
 763
 764         ev_application_init_session (ev_application);
 765
 766         ev_application->dot_dir = g_build_filename (g_get_home_dir (),
 767                                                     ".gnome2",
 768                                                     "evince",
 769                                                     NULL);
 770
 771         /* FIXME: why make this fatal? */
 772         if (!ev_dir_ensure_exists (ev_application->dot_dir, 0700))
 773                 exit (1);
 774
 775         home_dir = g_get_home_dir ();
 776         if (home_dir) {
 777                 ev_application->accel_map_file = g_build_filename (home_dir,
 778                                                                    ".gnome2",
 779                                                                    "accels"
 780                                                                    "evince",
 781                                                                    NULL);
 782                 gtk_accel_map_load (ev_application->accel_map_file);
 783         }
 784
 785         ev_application->toolbars_model = egg_toolbars_model_new ();
 786
 787         ev_application->toolbars_file = g_build_filename
 788                         (ev_application->dot_dir, "evince_toolbar.xml", NULL);
 789
 790         egg_toolbars_model_load_names (ev_application->toolbars_model,
 791                                        DATADIR "/evince-toolbar.xml");
 792
 793         if (!egg_toolbars_model_load_toolbars (ev_application->toolbars_model,
 794                                                ev_application->toolbars_file)) {
 795                 egg_toolbars_model_load_toolbars (ev_application->toolbars_model,
 796                                                   DATADIR"/evince-toolbar.xml");
 797         }
 798
 799         /* Open item doesn't exist anymore,
 800          * convert it to OpenRecent for compatibility
 801          */
 802         for (i = 0; i < egg_toolbars_model_n_items (ev_application->toolbars_model, 0); i++) {
 803                 const gchar *item;
 804
 805                 item = egg_toolbars_model_item_nth (ev_application->toolbars_model, 0, i);
 806                 if (g_ascii_strcasecmp (item, "FileOpen") == 0) {
 807                         egg_toolbars_model_remove_item (ev_application->toolbars_model, 0, i);
 808                         egg_toolbars_model_add_item (ev_application->toolbars_model, 0, i,
 809                                                      "FileOpenRecent");
 810                         ev_application_save_toolbars_model (ev_application);
 811                         break;
 812                 }
 813         }
 814
 815         egg_toolbars_model_set_flags (ev_application->toolbars_model, 0,
 816                                       EGG_TB_MODEL_NOT_REMOVABLE);
 817
 818 #ifdef ENABLE_DBUS
 819         ev_application->keys = ev_media_player_keys_new ();
 820 #endif /* ENABLE_DBUS */
 821 }
 822
 823 /**
 824  * ev_application_get_windows:
 825  * @application: The instance of the application.
 826  *
 827  * It creates a list of the top level windows.
 828  *
 829  * Returns: A #GList of the top level windows.
 830  */
 831 GList *
 832 ev_application_get_windows (EvApplication *application)
 833 {
 834         GList *l, *toplevels;
 835         GList *windows = NULL;
 836
 837         toplevels = gtk_window_list_toplevels ();
 838
 839         for (l = toplevels; l != NULL; l = l->next) {
 840                 if (EV_IS_WINDOW (l->data)) {
 841                         windows = g_list_append (windows, l->data);
 842                 }
 843         }
 844
 845         g_list_free (toplevels);
 846
 847         return windows;
 848 }
 849
 850 /**
 851  * ev_application_get_media_keys:
 852  * @application: The instance of the application.
 853  *
 854  * It gives you access to the media player keys handler object.
 855  *
 856  * Returns: A #EvMediaPlayerKeys.
 857  */
 858 GObject *
 859 ev_application_get_media_keys (EvApplication *application)
 860 {
 861 #ifdef ENABLE_DBUS
 862         return G_OBJECT (application->keys);
 863 #else
 864         return NULL;
 865 #endif /* ENABLE_DBUS */
 866 }
 867
 868 EggToolbarsModel *
 869 ev_application_get_toolbars_model (EvApplication *application)
 870 {
 871         return application->toolbars_model;
 872 }
 873
 874 void
 875 ev_application_save_toolbars_model (EvApplication *application)
 876 {
 877         egg_toolbars_model_save_toolbars (application->toolbars_model,
 878                                           application->toolbars_file, "1.0");
 879 }
 880
 881 void
 882 ev_application_set_chooser_uri (EvApplication *application, const gchar *uri)
 883 {
 884         g_free (application->last_chooser_uri);
 885         application->last_chooser_uri = g_strdup (uri);
 886 }
 887
 888 const gchar *
 889 ev_application_get_chooser_uri (EvApplication *application)
 890 {
 891         return application->last_chooser_uri;
 892 }
 893
 894 void
 895 ev_application_screensaver_enable (EvApplication *application)
 896 {
 897         if (application->scr_saver)
 898                 totem_scrsaver_enable (application->scr_saver);
 899 }
 900
 901 void
 902 ev_application_screensaver_disable (EvApplication *application)
 903 {
 904         if (application->scr_saver)
 905                 totem_scrsaver_disable (application->scr_saver);
 906 }
 907
 908 static GKeyFile *
 909 ev_application_get_print_settings_file (EvApplication *application)
 910 {
 911         gchar *filename;
 912
 913         if (application->print_settings_file)
 914                 return application->print_settings_file;
 915
 916         application->print_settings_file = g_key_file_new ();
 917
 918         filename = g_build_filename (ev_application_get_dot_dir (application), EV_PRINT_SETTINGS_FILE, NULL);
 919         if (g_file_test (filename, G_FILE_TEST_IS_REGULAR)) {
 920                 GError *error = NULL;
 921
 922                 g_key_file_load_from_file (application->print_settings_file,
 923                                            filename,
 924                                            G_KEY_FILE_KEEP_COMMENTS |
 925                                            G_KEY_FILE_KEEP_TRANSLATIONS,
 926                                            &error);
 927                 if (error) {
 928                         g_warning ("%s", error->message);
 929                         g_error_free (error);
 930                 }
 931         }
 932         g_free (filename);
 933
 934         return application->print_settings_file;
 935 }
 936
 937 static void
 938 ev_application_save_print_settings (EvApplication *application)
 939 {
 940         GKeyFile *key_file;
 941         gchar    *filename;
 942         gchar    *data;
 943         gssize    data_length;
 944         GError   *error = NULL;
 945
 946         if (!application->print_settings && !application->page_setup)
 947                 return;
 948
 949         key_file = ev_application_get_print_settings_file (application);
 950         if (application->print_settings)
 951                 gtk_print_settings_to_key_file (application->print_settings,
 952                                                 key_file,
 953                                                 EV_PRINT_SETTINGS_GROUP);
 954         if (application->page_setup)
 955                 gtk_page_setup_to_key_file (application->page_setup,
 956                                             key_file,
 957                                             EV_PAGE_SETUP_GROUP);
 958
 959         filename = g_build_filename (ev_application_get_dot_dir (application), EV_PRINT_SETTINGS_FILE, NULL);
 960         data = g_key_file_to_data (key_file, (gsize *)&data_length, NULL);
 961         g_file_set_contents (filename, data, data_length, &error);
 962         if (error) {
 963                 g_warning ("%s", error->message);
 964                 g_error_free (error);
 965         }
 966         g_free (data);
 967         g_free (filename);
 968 }
 969
 970 GtkPrintSettings *
 971 ev_application_get_print_settings (EvApplication *application)
 972 {
 973         GKeyFile         *key_file;
 974         GtkPrintSettings *print_settings;
 975
 976         if (application->print_settings)
 977                 return application->print_settings;
 978
 979         key_file = ev_application_get_print_settings_file (application);
 980         print_settings = g_key_file_has_group (key_file, EV_PRINT_SETTINGS_GROUP) ?
 981                 gtk_print_settings_new_from_key_file (key_file, EV_PRINT_SETTINGS_GROUP, NULL) :
 982                 gtk_print_settings_new ();
 983
 984         application->print_settings = print_settings ? print_settings : gtk_print_settings_new ();
 985
 986         return application->print_settings;
 987 }
 988
 989 void
 990 ev_application_set_print_settings (EvApplication    *application,
 991                                    GtkPrintSettings *settings)
 992 {
 993         GKeyFile *key_file;
 994
 995         g_return_if_fail (GTK_IS_PRINT_SETTINGS (settings));
 996
 997         if (settings == application->print_settings)
 998                 return;
 999
1000         key_file = ev_application_get_print_settings_file (application);
1001
1002         if (application->print_settings)
1003                 g_object_unref (application->print_settings);
1004
1005         application->print_settings = g_object_ref (settings);
1006         gtk_print_settings_to_key_file (settings, key_file, EV_PRINT_SETTINGS_GROUP);
1007 }
1008
1009 GtkPageSetup *
1010 ev_application_get_page_setup (EvApplication *application)
1011 {
1012         GKeyFile     *key_file;
1013         GtkPageSetup *page_setup;
1014
1015         if (application->page_setup)
1016                 return application->page_setup;
1017
1018         key_file = ev_application_get_print_settings_file (application);
1019         page_setup = g_key_file_has_group (key_file, EV_PAGE_SETUP_GROUP) ?
1020                 gtk_page_setup_new_from_key_file (key_file, EV_PAGE_SETUP_GROUP, NULL) :
1021                 gtk_page_setup_new ();
1022
1023         application->page_setup = page_setup ? page_setup : gtk_page_setup_new ();
1024
1025         return application->page_setup;
1026 }
1027
1028 void
1029 ev_application_set_page_setup (EvApplication *application,
1030                                GtkPageSetup  *page_setup)
1031 {
1032         GKeyFile *key_file;
1033
1034         g_return_if_fail (GTK_IS_PAGE_SETUP (page_setup));
1035
1036         if (page_setup == application->page_setup)
1037                 return;
1038
1039         key_file = ev_application_get_print_settings_file (application);
1040
1041         if (application->page_setup)
1042                 g_object_unref (application->page_setup);
1043
1044         application->page_setup = g_object_ref (page_setup);
1045         gtk_page_setup_to_key_file (page_setup, key_file, EV_PAGE_SETUP_GROUP);
1046 }
1047
1048 const gchar *
1049 ev_application_get_dot_dir (EvApplication   *application)
1050 {
1051         return application->dot_dir;
1052 }