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