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 #include "ev-stock-icons.h"
  44
  45 #ifdef ENABLE_DBUS
  46 #include "ev-media-player-keys.h"
  47 #endif /* ENABLE_DBUS */
  48
  49 #ifdef ENABLE_DBUS
  50 #include <dbus/dbus-glib-bindings.h>
  51 #include "ev-application-service.h"
  52 #endif
  53
  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  * ev_application_open_window:
 390  * @application: The instance of the application.
 391  * @args: A #GHashTable with the arguments data.
 392  * @timestamp: Current time value.
 393  * @error: The #GError facility.
 394  *
 395  * Creates a new window and if the args are available, it's not NULL, it gets
 396  * the screen from them and assigns the just created window to it. At last it
 397  * does show it.
 398  *
 399  * Returns: %TRUE.
 400  */
 401 gboolean
 402 ev_application_open_window (EvApplication  *application,
 403                             GHashTable     *args,
 404                             guint32         timestamp,
 405                             GError        **error)
 406 {
 407         GtkWidget *new_window = ev_window_new ();
 408         GdkScreen *screen = NULL;
 409
 410         if (args) {
 411                 screen = get_screen_from_args (args);
 412         }
 413
 414         if (screen) {
 415                 ev_stock_icons_add_icons_path_for_screen (screen);
 416                 gtk_window_set_screen (GTK_WINDOW (new_window), screen);
 417         }
 418
 419         if (!GTK_WIDGET_REALIZED (new_window))
 420                 gtk_widget_realize (new_window);
 421
 422 #ifdef GDK_WINDOWING_X11
 423         if (timestamp <= 0)
 424                 timestamp = gdk_x11_get_server_time (GTK_WIDGET (new_window)->window);
 425         gdk_x11_window_set_user_time (GTK_WIDGET (new_window)->window, timestamp);
 426
 427         gtk_window_present (GTK_WINDOW (new_window));
 428 #else
 429         gtk_window_present_with_time (GTK_WINDOW (new_window), timestamp);
 430 #endif /* GDK_WINDOWING_X11 */
 431
 432         return TRUE;
 433 }
 434
 435 /**
 436  * ev_application_get_empty_window:
 437  * @application: The instance of the application.
 438  * @screen: The screen where the empty window will be search.
 439  *
 440  * It does look if there is any empty window in the indicated screen.
 441  *
 442  * Returns: The first empty #EvWindow in the passed #GdkScreen or NULL in other
 443  *          case.
 444  */
 445 static EvWindow *
 446 ev_application_get_empty_window (EvApplication *application,
 447                                  GdkScreen     *screen)
 448 {
 449         EvWindow *empty_window = NULL;
 450         GList *windows = ev_application_get_windows (application);
 451         GList *l;
 452
 453         for (l = windows; l != NULL; l = l->next) {
 454                 EvWindow *window = EV_WINDOW (l->data);
 455
 456                 if (ev_window_is_empty (window) &&
 457                     gtk_window_get_screen (GTK_WINDOW (window)) == screen) {
 458                         empty_window = window;
 459                         break;
 460                 }
 461         }
 462
 463         g_list_free (windows);
 464
 465         return empty_window;
 466 }
 467
 468 /**
 469  * ev_application_get_uri_window:
 470  * @application: The instance of the application.
 471  * @uri: The uri to be opened.
 472  *
 473  * It looks in the list of the windows for the one with the document represented
 474  * by the passed uri on it. If the window is empty or the document isn't present
 475  * on any window, it will return NULL.
 476  *
 477  * Returns: The #EvWindow where the document represented by the passed uri is
 478  *          shown, NULL in other case.
 479  */
 480 static EvWindow *
 481 ev_application_get_uri_window (EvApplication *application, const char *uri)
 482 {
 483         EvWindow *uri_window = NULL;
 484         GList *windows = gtk_window_list_toplevels ();
 485         GList *l;
 486
 487         g_return_val_if_fail (uri != NULL, NULL);
 488
 489         for (l = windows; l != NULL; l = l->next) {
 490                 if (EV_IS_WINDOW (l->data)) {
 491                         EvWindow *window = EV_WINDOW (l->data);
 492                         const char *window_uri = ev_window_get_uri (window);
 493
 494                         if (window_uri && strcmp (window_uri, uri) == 0 && !ev_window_is_empty (window)) {
 495                                 uri_window = window;
 496                                 break;
 497                         }
 498                 }
 499         }
 500
 501         g_list_free (windows);
 502
 503         return uri_window;
 504 }
 505
 506 /**
 507  * ev_application_open_uri_at_dest:
 508  * @application: The instance of the application.
 509  * @uri: The uri to be opened.
 510  * @screen: Thee screen where the link will be shown.
 511  * @dest: The #EvLinkDest of the document.
 512  * @mode: The run mode of the window.
 513  * @timestamp: Current time value.
 514  */
 515 void
 516 ev_application_open_uri_at_dest (EvApplication  *application,
 517                                  const char     *uri,
 518                                  GdkScreen      *screen,
 519                                  EvLinkDest     *dest,
 520                                  EvWindowRunMode mode,
 521                                  const gchar    *search_string,
 522                                  guint           timestamp)
 523 {
 524         EvWindow *new_window;
 525
 526         g_return_if_fail (uri != NULL);
 527
 528         new_window = ev_application_get_uri_window (application, uri);
 529
 530         if (new_window == NULL) {
 531                 new_window = ev_application_get_empty_window (application, screen);
 532         }
 533
 534         if (new_window == NULL) {
 535                 new_window = EV_WINDOW (ev_window_new ());
 536         }
 537
 538         if (screen) {
 539                 ev_stock_icons_add_icons_path_for_screen (screen);
 540                 gtk_window_set_screen (GTK_WINDOW (new_window), screen);
 541         }
 542
 543         /* We need to load uri before showing the window, so
 544            we can restore window size without flickering */
 545         ev_window_open_uri (new_window, uri, dest, mode, search_string);
 546
 547         if (!GTK_WIDGET_REALIZED (GTK_WIDGET (new_window)))
 548                 gtk_widget_realize (GTK_WIDGET (new_window));
 549
 550 #ifdef GDK_WINDOWING_X11
 551         if (timestamp <= 0)
 552                 timestamp = gdk_x11_get_server_time (GTK_WIDGET (new_window)->window);
 553         gdk_x11_window_set_user_time (GTK_WIDGET (new_window)->window, timestamp);
 554
 555         ev_document_fc_mutex_lock ();
 556         gtk_window_present (GTK_WINDOW (new_window));
 557         ev_document_fc_mutex_unlock ();
 558 #else
 559         ev_document_fc_mutex_lock ();
 560         gtk_window_present_with_time (GTK_WINDOW (new_window), timestamp);
 561         ev_document_fc_mutex_unlock ();
 562 #endif /* GDK_WINDOWING_X11 */
 563 }
 564
 565 /**
 566  * ev_application_open_uri:
 567  * @application: The instance of the application.
 568  * @uri: The uri to be opened
 569  * @args: A #GHashTable with the arguments data.
 570  * @timestamp: Current time value.
 571  * @error: The #GError facility.
 572  */
 573 gboolean
 574 ev_application_open_uri (EvApplication  *application,
 575                          const char     *uri,
 576                          GHashTable     *args,
 577                          guint           timestamp,
 578                          GError        **error)
 579 {
 580         EvLinkDest      *dest = NULL;
 581         EvWindowRunMode  mode = EV_WINDOW_MODE_NORMAL;
 582         const gchar     *search_string = NULL;
 583         GdkScreen       *screen = NULL;
 584
 585         if (args) {
 586                 screen = get_screen_from_args (args);
 587                 dest = get_destination_from_args (args);
 588                 mode = get_window_run_mode_from_args (args);
 589                 search_string = get_find_string_from_args (args);
 590         }
 591
 592         ev_application_open_uri_at_dest (application, uri, screen,
 593                                          dest, mode, search_string,
 594                                          timestamp);
 595
 596         if (dest)
 597                 g_object_unref (dest);
 598
 599         return TRUE;
 600 }
 601
 602 void
 603 ev_application_open_uri_list (EvApplication *application,
 604                               GSList        *uri_list,
 605                               GdkScreen     *screen,
 606                               guint          timestamp)
 607 {
 608         GSList *l;
 609
 610         for (l = uri_list; l != NULL; l = l->next) {
 611                 ev_application_open_uri_at_dest (application, (char *)l->data,
 612                                                  screen, NULL, 0, NULL,
 613                                                  timestamp);
 614         }
 615 }
 616
 617 void
 618 ev_application_shutdown (EvApplication *application)
 619 {
 620         if (application->accel_map_file) {
 621                 gtk_accel_map_save (application->accel_map_file);
 622                 g_free (application->accel_map_file);
 623                 application->accel_map_file = NULL;
 624         }
 625
 626         if (application->toolbars_model) {
 627                 g_object_unref (application->toolbars_model);
 628                 g_free (application->toolbars_file);
 629                 application->toolbars_model = NULL;
 630                 application->toolbars_file = NULL;
 631         }
 632
 633         ev_application_save_print_settings (application);
 634
 635         if (application->print_settings_file) {
 636                 g_key_file_free (application->print_settings_file);
 637                 application->print_settings_file = NULL;
 638         }
 639
 640         if (application->print_settings) {
 641                 g_object_unref (application->print_settings);
 642                 application->print_settings = NULL;
 643         }
 644
 645         if (application->page_setup) {
 646                 g_object_unref (application->page_setup);
 647                 application->page_setup = NULL;
 648         }
 649
 650 #ifdef ENABLE_DBUS
 651         if (application->keys) {
 652                 g_object_unref (application->keys);
 653                 application->keys = NULL;
 654         }
 655 #endif /* ENABLE_DBUS */
 656
 657         ev_metadata_manager_shutdown ();
 658
 659         g_free (application->dot_dir);
 660         application->dot_dir = NULL;
 661         g_free (application->last_chooser_uri);
 662         application->last_chooser_uri = NULL;
 663
 664         g_object_unref (application);
 665         instance = NULL;
 666
 667         gtk_main_quit ();
 668 }
 669
 670 static void
 671 ev_application_class_init (EvApplicationClass *ev_application_class)
 672 {
 673 }
 674
 675 static void
 676 ev_application_init (EvApplication *ev_application)
 677 {
 678         gint i;
 679         const gchar *home_dir;
 680
 681         ev_application_init_session (ev_application);
 682
 683         ev_application->dot_dir = g_build_filename (g_get_home_dir (),
 684                                                     ".gnome2",
 685                                                     "evince",
 686                                                     NULL);
 687
 688         /* FIXME: why make this fatal? */
 689         if (!ev_dir_ensure_exists (ev_application->dot_dir, 0700))
 690                 exit (1);
 691
 692         home_dir = g_get_home_dir ();
 693         if (home_dir) {
 694                 ev_application->accel_map_file = g_build_filename (home_dir,
 695                                                                    ".gnome2",
 696                                                                    "accels",
 697                                                                    "evince",
 698                                                                    NULL);
 699                 gtk_accel_map_load (ev_application->accel_map_file);
 700         }
 701
 702         ev_application->toolbars_model = egg_toolbars_model_new ();
 703
 704         ev_application->toolbars_file = g_build_filename
 705                         (ev_application->dot_dir, "evince_toolbar.xml", NULL);
 706
 707         egg_toolbars_model_load_names (ev_application->toolbars_model,
 708                                        DATADIR "/evince-toolbar.xml");
 709
 710         if (!egg_toolbars_model_load_toolbars (ev_application->toolbars_model,
 711                                                ev_application->toolbars_file)) {
 712                 egg_toolbars_model_load_toolbars (ev_application->toolbars_model,
 713                                                   DATADIR"/evince-toolbar.xml");
 714         }
 715
 716         /* Open item doesn't exist anymore,
 717          * convert it to OpenRecent for compatibility
 718          */
 719         for (i = 0; i < egg_toolbars_model_n_items (ev_application->toolbars_model, 0); i++) {
 720                 const gchar *item;
 721
 722                 item = egg_toolbars_model_item_nth (ev_application->toolbars_model, 0, i);
 723                 if (g_ascii_strcasecmp (item, "FileOpen") == 0) {
 724                         egg_toolbars_model_remove_item (ev_application->toolbars_model, 0, i);
 725                         egg_toolbars_model_add_item (ev_application->toolbars_model, 0, i,
 726                                                      "FileOpenRecent");
 727                         ev_application_save_toolbars_model (ev_application);
 728                         break;
 729                 }
 730         }
 731
 732         egg_toolbars_model_set_flags (ev_application->toolbars_model, 0,
 733                                       EGG_TB_MODEL_NOT_REMOVABLE);
 734
 735 #ifdef ENABLE_DBUS
 736         ev_application->keys = ev_media_player_keys_new ();
 737 #endif /* ENABLE_DBUS */
 738 }
 739
 740 /**
 741  * ev_application_get_windows:
 742  * @application: The instance of the application.
 743  *
 744  * It creates a list of the top level windows.
 745  *
 746  * Returns: A #GList of the top level windows.
 747  */
 748 GList *
 749 ev_application_get_windows (EvApplication *application)
 750 {
 751         GList *l, *toplevels;
 752         GList *windows = NULL;
 753
 754         toplevels = gtk_window_list_toplevels ();
 755
 756         for (l = toplevels; l != NULL; l = l->next) {
 757                 if (EV_IS_WINDOW (l->data)) {
 758                         windows = g_list_append (windows, l->data);
 759                 }
 760         }
 761
 762         g_list_free (toplevels);
 763
 764         return windows;
 765 }
 766
 767 /**
 768  * ev_application_get_media_keys:
 769  * @application: The instance of the application.
 770  *
 771  * It gives you access to the media player keys handler object.
 772  *
 773  * Returns: A #EvMediaPlayerKeys.
 774  */
 775 GObject *
 776 ev_application_get_media_keys (EvApplication *application)
 777 {
 778 #ifdef ENABLE_DBUS
 779         return G_OBJECT (application->keys);
 780 #else
 781         return NULL;
 782 #endif /* ENABLE_DBUS */
 783 }
 784
 785 EggToolbarsModel *
 786 ev_application_get_toolbars_model (EvApplication *application)
 787 {
 788         return application->toolbars_model;
 789 }
 790
 791 void
 792 ev_application_save_toolbars_model (EvApplication *application)
 793 {
 794         egg_toolbars_model_save_toolbars (application->toolbars_model,
 795                                           application->toolbars_file, "1.0");
 796 }
 797
 798 void
 799 ev_application_set_chooser_uri (EvApplication *application, const gchar *uri)
 800 {
 801         g_free (application->last_chooser_uri);
 802         application->last_chooser_uri = g_strdup (uri);
 803 }
 804
 805 const gchar *
 806 ev_application_get_chooser_uri (EvApplication *application)
 807 {
 808         return application->last_chooser_uri;
 809 }
 810
 811 void
 812 ev_application_screensaver_enable (EvApplication *application)
 813 {
 814         if (application->scr_saver)
 815                 totem_scrsaver_enable (application->scr_saver);
 816 }
 817
 818 void
 819 ev_application_screensaver_disable (EvApplication *application)
 820 {
 821         if (application->scr_saver)
 822                 totem_scrsaver_disable (application->scr_saver);
 823 }
 824
 825 static GKeyFile *
 826 ev_application_get_print_settings_file (EvApplication *application)
 827 {
 828         gchar *filename;
 829
 830         if (application->print_settings_file)
 831                 return application->print_settings_file;
 832
 833         application->print_settings_file = g_key_file_new ();
 834
 835         filename = g_build_filename (ev_application_get_dot_dir (application), EV_PRINT_SETTINGS_FILE, NULL);
 836         if (g_file_test (filename, G_FILE_TEST_IS_REGULAR)) {
 837                 GError *error = NULL;
 838
 839                 g_key_file_load_from_file (application->print_settings_file,
 840                                            filename,
 841                                            G_KEY_FILE_KEEP_COMMENTS |
 842                                            G_KEY_FILE_KEEP_TRANSLATIONS,
 843                                            &error);
 844                 if (error) {
 845                         g_warning ("%s", error->message);
 846                         g_error_free (error);
 847                 }
 848         }
 849         g_free (filename);
 850
 851         return application->print_settings_file;
 852 }
 853
 854 static void
 855 ev_application_save_print_settings (EvApplication *application)
 856 {
 857         GKeyFile *key_file;
 858         gchar    *filename;
 859         gchar    *data;
 860         gssize    data_length;
 861         GError   *error = NULL;
 862
 863         if (!application->print_settings && !application->page_setup)
 864                 return;
 865
 866         key_file = ev_application_get_print_settings_file (application);
 867         if (application->print_settings)
 868                 gtk_print_settings_to_key_file (application->print_settings,
 869                                                 key_file,
 870                                                 EV_PRINT_SETTINGS_GROUP);
 871         if (application->page_setup)
 872                 gtk_page_setup_to_key_file (application->page_setup,
 873                                             key_file,
 874                                             EV_PAGE_SETUP_GROUP);
 875
 876         filename = g_build_filename (ev_application_get_dot_dir (application), EV_PRINT_SETTINGS_FILE, NULL);
 877         data = g_key_file_to_data (key_file, (gsize *)&data_length, NULL);
 878         g_file_set_contents (filename, data, data_length, &error);
 879         if (error) {
 880                 g_warning ("%s", error->message);
 881                 g_error_free (error);
 882         }
 883         g_free (data);
 884         g_free (filename);
 885 }
 886
 887 GtkPrintSettings *
 888 ev_application_get_print_settings (EvApplication *application)
 889 {
 890         GKeyFile         *key_file;
 891         GtkPrintSettings *print_settings;
 892
 893         if (application->print_settings)
 894                 return application->print_settings;
 895
 896         key_file = ev_application_get_print_settings_file (application);
 897         print_settings = g_key_file_has_group (key_file, EV_PRINT_SETTINGS_GROUP) ?
 898                 gtk_print_settings_new_from_key_file (key_file, EV_PRINT_SETTINGS_GROUP, NULL) :
 899                 gtk_print_settings_new ();
 900
 901         application->print_settings = print_settings ? print_settings : gtk_print_settings_new ();
 902
 903         return application->print_settings;
 904 }
 905
 906 void
 907 ev_application_set_print_settings (EvApplication    *application,
 908                                    GtkPrintSettings *settings)
 909 {
 910         GKeyFile *key_file;
 911
 912         g_return_if_fail (GTK_IS_PRINT_SETTINGS (settings));
 913
 914         if (settings == application->print_settings)
 915                 return;
 916
 917         key_file = ev_application_get_print_settings_file (application);
 918
 919         if (application->print_settings)
 920                 g_object_unref (application->print_settings);
 921
 922         application->print_settings = g_object_ref (settings);
 923         gtk_print_settings_to_key_file (settings, key_file, EV_PRINT_SETTINGS_GROUP);
 924 }
 925
 926 GtkPageSetup *
 927 ev_application_get_page_setup (EvApplication *application)
 928 {
 929         GKeyFile     *key_file;
 930         GtkPageSetup *page_setup;
 931
 932         if (application->page_setup)
 933                 return application->page_setup;
 934
 935         key_file = ev_application_get_print_settings_file (application);
 936         page_setup = g_key_file_has_group (key_file, EV_PAGE_SETUP_GROUP) ?
 937                 gtk_page_setup_new_from_key_file (key_file, EV_PAGE_SETUP_GROUP, NULL) :
 938                 gtk_page_setup_new ();
 939
 940         application->page_setup = page_setup ? page_setup : gtk_page_setup_new ();
 941
 942         return application->page_setup;
 943 }
 944
 945 void
 946 ev_application_set_page_setup (EvApplication *application,
 947                                GtkPageSetup  *page_setup)
 948 {
 949         GKeyFile *key_file;
 950
 951         g_return_if_fail (GTK_IS_PAGE_SETUP (page_setup));
 952
 953         if (page_setup == application->page_setup)
 954                 return;
 955
 956         key_file = ev_application_get_print_settings_file (application);
 957
 958         if (application->page_setup)
 959                 g_object_unref (application->page_setup);
 960
 961         application->page_setup = g_object_ref (page_setup);
 962         gtk_page_setup_to_key_file (page_setup, key_file, EV_PAGE_SETUP_GROUP);
 963 }
 964
 965 const gchar *
 966 ev_application_get_dot_dir (EvApplication   *application)
 967 {
 968         return application->dot_dir;
 969 }