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