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
  24 #include <config.h>
  25 #include <stdlib.h>
  26 #include <string.h>
  27
  28 #include <glib.h>
  29 #include <glib/gi18n.h>
  30 #include <glib/gstdio.h>
  31 #include <gtk/gtk.h>
  32 #ifdef GDK_WINDOWING_X11
  33 #include <gdk/gdkx.h>
  34 #endif
  35 #include <unistd.h>
  36
  37 #include "totem-scrsaver.h"
  38
  39 #ifdef WITH_SMCLIENT
  40 #include "eggsmclient.h"
  41 #endif
  42
  43 #include "ev-application.h"
  44 #include "ev-file-helpers.h"
  45 #include "ev-stock-icons.h"
  46
  47 #ifdef ENABLE_DBUS
  48 #include "ev-media-player-keys.h"
  49 #endif /* ENABLE_DBUS */
  50
  51 #ifdef ENABLE_DBUS
  52 #include <dbus/dbus-glib-bindings.h>
  53 static gboolean ev_application_open_uri (EvApplication  *application,
  54                                          const char     *uri,
  55                                          GHashTable     *args,
  56                                          guint           timestamp,
  57                                          GError        **error);
  58 #include "ev-application-service.h"
  59 #endif
  60
  61 struct _EvApplication {
  62         GObject base_instance;
  63
  64         gchar *uri;
  65
  66         gchar *dot_dir;
  67         gchar *data_dir;
  68
  69 #ifdef ENABLE_DBUS
  70         DBusGConnection *connection;
  71         EvMediaPlayerKeys *keys;
  72 #endif
  73
  74         TotemScrsaver *scr_saver;
  75
  76 #ifdef WITH_SMCLIENT
  77         EggSMClient *smclient;
  78 #endif
  79
  80         gchar *filechooser_open_uri;
  81         gchar *filechooser_save_uri;
  82 };
  83
  84 struct _EvApplicationClass {
  85         GObjectClass base_class;
  86 };
  87
  88 static EvApplication *instance;
  89
  90 G_DEFINE_TYPE (EvApplication, ev_application, G_TYPE_OBJECT);
  91
  92 #ifdef ENABLE_DBUS
  93 #define APPLICATION_DBUS_OBJECT_PATH "/org/gnome/evince/Evince"
  94 #define APPLICATION_DBUS_INTERFACE   "org.gnome.evince.Application"
  95 #endif
  96
  97 /**
  98  * ev_application_get_instance:
  99  *
 100  * Checks for #EvApplication instance, if it doesn't exist it does create it.
 101  *
 102  * Returns: an instance of the #EvApplication data.
 103  */
 104 EvApplication *
 105 ev_application_get_instance (void)
 106 {
 107         if (!instance) {
 108                 instance = EV_APPLICATION (g_object_new (EV_TYPE_APPLICATION, NULL));
 109         }
 110
 111         return instance;
 112 }
 113
 114 /* Session */
 115 gboolean
 116 ev_application_load_session (EvApplication *application)
 117 {
 118         GKeyFile *state_file;
 119         gchar    *uri;
 120
 121 #ifdef WITH_SMCLIENT
 122         if (egg_sm_client_is_resumed (application->smclient)) {
 123                 state_file = egg_sm_client_get_state_file (application->smclient);
 124                 if (!state_file)
 125                         return FALSE;
 126         } else
 127 #endif /* WITH_SMCLIENT */
 128                 return FALSE;
 129
 130         uri = g_key_file_get_string (state_file, "Evince", "uri", NULL);
 131         if (!uri)
 132                 return FALSE;
 133
 134         ev_application_open_uri_at_dest (application, uri,
 135                                          gdk_screen_get_default (),
 136                                          NULL, 0, NULL,
 137                                          GDK_CURRENT_TIME);
 138         g_free (uri);
 139         g_key_file_free (state_file);
 140
 141         return TRUE;
 142 }
 143
 144 #ifdef WITH_SMCLIENT
 145
 146 static void
 147 smclient_save_state_cb (EggSMClient   *client,
 148                         GKeyFile      *state_file,
 149                         EvApplication *application)
 150 {
 151         if (!application->uri)
 152                 return;
 153
 154         g_key_file_set_string (state_file, "Evince", "uri", application->uri);
 155 }
 156
 157 static void
 158 smclient_quit_cb (EggSMClient   *client,
 159                   EvApplication *application)
 160 {
 161         ev_application_shutdown (application);
 162 }
 163 #endif /* WITH_SMCLIENT */
 164
 165 static void
 166 ev_application_init_session (EvApplication *application)
 167 {
 168 #ifdef WITH_SMCLIENT
 169         application->smclient = egg_sm_client_get ();
 170         g_signal_connect (application->smclient, "save_state",
 171                           G_CALLBACK (smclient_save_state_cb),
 172                           application);
 173         g_signal_connect (application->smclient, "quit",
 174                           G_CALLBACK (smclient_quit_cb),
 175                           application);
 176 #endif
 177 }
 178
 179 /**
 180  * ev_display_open_if_needed:
 181  * @name: the name of the display to be open if it's needed.
 182  *
 183  * Search among all the open displays if any of them have the same name as the
 184  * passed name. If the display isn't found it tries the open it.
 185  *
 186  * Returns: a #GdkDisplay of the display with the passed name.
 187  */
 188 static GdkDisplay *
 189 ev_display_open_if_needed (const gchar *name)
 190 {
 191         GSList     *displays;
 192         GSList     *l;
 193         GdkDisplay *display = NULL;
 194
 195         displays = gdk_display_manager_list_displays (gdk_display_manager_get ());
 196
 197         for (l = displays; l != NULL; l = l->next) {
 198                 const gchar *display_name = gdk_display_get_name ((GdkDisplay *) l->data);
 199
 200                 if (g_ascii_strcasecmp (display_name, name) == 0) {
 201                         display = l->data;
 202                         break;
 203                 }
 204         }
 205
 206         g_slist_free (displays);
 207
 208         return display != NULL ? display : gdk_display_open (name);
 209 }
 210
 211 /**
 212  * get_screen_from_args:
 213  * @args: a #GHashTable with data passed to the application.
 214  *
 215  * Looks for the screen in the display available in the hash table passed to the
 216  * application. If the display isn't opened, it's opened and the #GdkScreen
 217  * assigned to the screen in that display returned.
 218  *
 219  * Returns: the #GdkScreen assigned to the screen on the display indicated by
 220  *          the data on the #GHashTable.
 221  */
 222 static GdkScreen *
 223 get_screen_from_args (GHashTable *args)
 224 {
 225         GValue     *value = NULL;
 226         GdkDisplay *display = NULL;
 227         GdkScreen  *screen = NULL;
 228
 229         g_assert (args != NULL);
 230
 231         value = g_hash_table_lookup (args, "display");
 232         if (value) {
 233                 const gchar *display_name;
 234
 235                 display_name = g_value_get_string (value);
 236                 display = ev_display_open_if_needed (display_name);
 237         }
 238
 239         value = g_hash_table_lookup (args, "screen");
 240         if (value) {
 241                 gint screen_number;
 242
 243                 screen_number = g_value_get_int (value);
 244                 screen = gdk_display_get_screen (display, screen_number);
 245         }
 246
 247         return screen;
 248 }
 249
 250 /**
 251  * get_window_run_mode_from_args:
 252  * @args: a #GHashTable with data passed to the application.
 253  *
 254  * It does look if the mode option has been passed from command line, using it
 255  * as the window run mode, otherwise the run mode will be the normal mode.
 256  *
 257  * Returns: The window run mode passed from command line or
 258  *          EV_WINDOW_MODE_NORMAL in other case.
 259  */
 260 static EvWindowRunMode
 261 get_window_run_mode_from_args (GHashTable *args)
 262 {
 263         EvWindowRunMode  mode = EV_WINDOW_MODE_NORMAL;
 264         GValue          *value = NULL;
 265
 266         g_assert (args != NULL);
 267
 268         value = g_hash_table_lookup (args, "mode");
 269         if (value) {
 270                 mode = g_value_get_uint (value);
 271         }
 272
 273         return mode;
 274 }
 275
 276 /**
 277  * get_destination_from_args:
 278  * @args: a #GHashTable with data passed to the application.
 279  *
 280  * It does look for the page-label argument parsed from the command line and
 281  * if it does exist, it returns an #EvLinkDest.
 282  *
 283  * Returns: An #EvLinkDest to page-label if it has been passed from the command
 284  *          line, NULL in other case.
 285  */
 286 static EvLinkDest *
 287 get_destination_from_args (GHashTable *args)
 288 {
 289         EvLinkDest *dest = NULL;
 290         GValue     *value = NULL;
 291
 292         g_assert (args != NULL);
 293
 294         value = g_hash_table_lookup (args, "page-label");
 295         if (value) {
 296                 const gchar *page_label;
 297
 298                 page_label = g_value_get_string (value);
 299                 dest = ev_link_dest_new_page_label (page_label);
 300         }
 301
 302         return dest;
 303 }
 304
 305 static const gchar *
 306 get_find_string_from_args (GHashTable *args)
 307 {
 308         GValue *value = NULL;
 309
 310         g_assert (args != NULL);
 311
 312         value = g_hash_table_lookup (args, "find-string");
 313
 314         return value ? g_value_get_string (value) : NULL;
 315 }
 316
 317 static void
 318 value_free (GValue *value)
 319 {
 320         g_value_unset (value);
 321         g_free (value);
 322 }
 323
 324 static GHashTable *
 325 build_args (GdkScreen      *screen,
 326             EvLinkDest     *dest,
 327             EvWindowRunMode mode,
 328             const gchar    *search_string)
 329 {
 330         GHashTable  *args;
 331         GValue      *value;
 332         GdkDisplay  *display;
 333         const gchar *display_name;
 334         gint         screen_number;
 335
 336         args = g_hash_table_new_full (g_str_hash,
 337                                       g_str_equal,
 338                                       (GDestroyNotify)g_free,
 339                                       (GDestroyNotify)value_free);
 340
 341         /* Display */
 342         display = gdk_screen_get_display (screen);
 343         display_name = gdk_display_get_name (display);
 344         value = g_new0 (GValue, 1);
 345         g_value_init (value, G_TYPE_STRING);
 346         g_value_set_string (value, display_name);
 347         g_hash_table_insert (args, g_strdup ("display"), value);
 348
 349         /* Screen */
 350         screen_number = gdk_screen_get_number (screen);
 351         value = g_new0 (GValue, 1);
 352         g_value_init (value, G_TYPE_INT);
 353         g_value_set_int (value, screen_number);
 354         g_hash_table_insert (args, g_strdup ("screen"), value);
 355
 356         /* Page label */
 357         if (dest) {
 358                 value = g_new0 (GValue, 1);
 359                 g_value_init (value, G_TYPE_STRING);
 360                 g_value_set_string (value, ev_link_dest_get_page_label (dest));
 361
 362                 g_hash_table_insert (args, g_strdup ("page-label"), value);
 363         }
 364
 365         /* Find string */
 366         if (search_string) {
 367                 value = g_new0 (GValue, 1);
 368                 g_value_init (value, G_TYPE_STRING);
 369                 g_value_set_string (value, search_string);
 370
 371                 g_hash_table_insert (args, g_strdup ("find-string"), value);
 372         }
 373
 374         /* Mode */
 375         if (mode != EV_WINDOW_MODE_NORMAL) {
 376                 value = g_new0 (GValue, 1);
 377                 g_value_init (value, G_TYPE_UINT);
 378                 g_value_set_uint (value, mode);
 379
 380                 g_hash_table_insert (args, g_strdup ("mode"), value);
 381         }
 382
 383         return args;
 384 }
 385
 386 static void
 387 child_setup (gpointer user_data)
 388 {
 389         gchar *startup_id;
 390
 391         startup_id = g_strdup_printf ("_TIME%lu",
 392                                       (unsigned long)GPOINTER_TO_INT (user_data));
 393         g_setenv ("DESKTOP_STARTUP_ID", startup_id, TRUE);
 394         g_free (startup_id);
 395 }
 396
 397 static void
 398 ev_spawn (const char     *uri,
 399           GdkScreen      *screen,
 400           EvLinkDest     *dest,
 401           EvWindowRunMode mode,
 402           const gchar    *search_string,
 403           guint           timestamp)
 404 {
 405         gchar   *argv[6];
 406         guint    arg = 0;
 407         gint     i;
 408         gboolean res;
 409         GError  *error = NULL;
 410
 411         argv[arg++] = g_build_filename (BINDIR, "evince", NULL);
 412
 413         /* Page label */
 414         if (dest) {
 415                 const gchar *page_label;
 416
 417                 page_label = ev_link_dest_get_page_label (dest);
 418                 if (page_label)
 419                         argv[arg++] = g_strdup_printf ("--page-label=%s", page_label);
 420                 else
 421                         argv[arg++] = g_strdup_printf ("--page-label=%d",
 422                                                        ev_link_dest_get_page (dest));
 423         }
 424
 425         /* Find string */
 426         if (search_string) {
 427                 argv[arg++] = g_strdup_printf ("--find=%s", search_string);
 428         }
 429
 430         /* Mode */
 431         switch (mode) {
 432         case EV_WINDOW_MODE_FULLSCREEN:
 433                 argv[arg++] = g_strdup ("-f");
 434                 break;
 435         case EV_WINDOW_MODE_PRESENTATION:
 436                 argv[arg++] = g_strdup ("-s");
 437                 break;
 438         default:
 439                 break;
 440         }
 441
 442         argv[arg++] = (gchar *)uri;
 443         argv[arg] = NULL;
 444
 445         res = gdk_spawn_on_screen (screen, NULL /* wd */, argv, NULL /* env */,
 446                                    0,
 447                                    child_setup,
 448                                    GINT_TO_POINTER(timestamp),
 449                                    NULL, &error);
 450         if (!res) {
 451                 g_warning ("Error launching evince %s: %s\n", uri, error->message);
 452                 g_error_free (error);
 453         }
 454
 455         for (i = 0; i < arg - 1; i++) {
 456                 g_free (argv[i]);
 457         }
 458 }
 459
 460 static GList *
 461 ev_application_get_windows (EvApplication *application)
 462 {
 463         GList *l, *toplevels;
 464         GList *windows = NULL;
 465
 466         toplevels = gtk_window_list_toplevels ();
 467
 468         for (l = toplevels; l != NULL; l = l->next) {
 469                 if (EV_IS_WINDOW (l->data)) {
 470                         windows = g_list_append (windows, l->data);
 471                 }
 472         }
 473
 474         g_list_free (toplevels);
 475
 476         return windows;
 477 }
 478
 479 static EvWindow *
 480 ev_application_get_empty_window (EvApplication *application,
 481                                  GdkScreen     *screen)
 482 {
 483         EvWindow *empty_window = NULL;
 484         GList    *windows = ev_application_get_windows (application);
 485         GList    *l;
 486
 487         for (l = windows; l != NULL; l = l->next) {
 488                 EvWindow *window = EV_WINDOW (l->data);
 489
 490                 if (ev_window_is_empty (window) &&
 491                     gtk_window_get_screen (GTK_WINDOW (window)) == screen) {
 492                         empty_window = window;
 493                         break;
 494                 }
 495         }
 496
 497         g_list_free (windows);
 498
 499         return empty_window;
 500 }
 501
 502
 503 #ifdef ENABLE_DBUS
 504 static gboolean
 505 ev_application_register_uri (EvApplication *application,
 506                              const gchar   *uri,
 507                              GHashTable    *args,
 508                              guint          timestamp)
 509 {
 510         DBusGProxy *proxy;
 511         gchar      *owner;
 512         gboolean    retval = TRUE;
 513         GError     *error = NULL;
 514
 515         if (!application->connection)
 516                 return TRUE;
 517
 518         proxy = dbus_g_proxy_new_for_name (application->connection,
 519                                            "org.gnome.evince.Daemon",
 520                                            "/org/gnome/evince/Daemon",
 521                                            "org.gnome.evince.Daemon");
 522         if (!dbus_g_proxy_call (proxy, "RegisterDocument", &error,
 523                                 G_TYPE_STRING, uri,
 524                                 G_TYPE_INVALID,
 525                                 G_TYPE_STRING, &owner,
 526                                 G_TYPE_INVALID)) {
 527                 g_warning ("Error registering document: %s\n", error->message);
 528                 g_error_free (error);
 529                 g_object_unref (proxy);
 530
 531                 return TRUE;
 532         }
 533         g_object_unref (proxy);
 534
 535         if (*owner == ':') {
 536                 /* Already registered */
 537                 proxy = dbus_g_proxy_new_for_name_owner (application->connection,
 538                                                          owner,
 539                                                          APPLICATION_DBUS_OBJECT_PATH,
 540                                                          APPLICATION_DBUS_INTERFACE,
 541                                                          &error);
 542                 if (proxy) {
 543                         if (!dbus_g_proxy_call (proxy, "OpenURI", &error,
 544                                                 G_TYPE_STRING, uri,
 545                                                 dbus_g_type_get_map ("GHashTable", G_TYPE_STRING, G_TYPE_VALUE), args,
 546                                                 G_TYPE_UINT, timestamp,
 547                                                 G_TYPE_INVALID,
 548                                                 G_TYPE_INVALID)) {
 549                                 g_warning ("%s", error->message);
 550                                 g_error_free (error);
 551                         }
 552                         g_object_unref (proxy);
 553                 } else {
 554                         g_warning ("Error creating proxy: %s\n", error->message);
 555                         g_error_free (error);
 556                 }
 557
 558                 /* Do not continue opening this document */
 559                 retval = FALSE;
 560         }
 561
 562         g_free (owner);
 563
 564         return retval;
 565 }
 566
 567 static void
 568 ev_application_unregister_uri (EvApplication *application,
 569                                const gchar   *uri)
 570 {
 571         DBusGProxy *proxy;
 572         GError     *error = NULL;
 573
 574         if (!application->connection)
 575                 return;
 576
 577         proxy = dbus_g_proxy_new_for_name (application->connection,
 578                                            "org.gnome.evince.Daemon",
 579                                            "/org/gnome/evince/Daemon",
 580                                            "org.gnome.evince.Daemon");
 581         if (!dbus_g_proxy_call (proxy, "UnregisterDocument", &error,
 582                                 G_TYPE_STRING, uri,
 583                                 G_TYPE_INVALID,
 584                                 G_TYPE_INVALID)) {
 585                 g_warning ("Error unregistering document: %s\n", error->message);
 586                 g_error_free (error);
 587         }
 588
 589         g_object_unref (proxy);
 590 }
 591 #endif /* ENABLE_DBUS */
 592
 593 static void
 594 ev_application_open_uri_in_window (EvApplication  *application,
 595                                    const char     *uri,
 596                                    EvWindow       *ev_window,
 597                                    GdkScreen      *screen,
 598                                    EvLinkDest     *dest,
 599                                    EvWindowRunMode mode,
 600                                    const gchar    *search_string,
 601                                    guint           timestamp)
 602 {
 603         if (screen) {
 604                 ev_stock_icons_set_screen (screen);
 605                 gtk_window_set_screen (GTK_WINDOW (ev_window), screen);
 606         }
 607
 608         /* We need to load uri before showing the window, so
 609            we can restore window size without flickering */
 610         ev_window_open_uri (ev_window, uri, dest, mode, search_string);
 611
 612         if (!GTK_WIDGET_REALIZED (GTK_WIDGET (ev_window)))
 613                 gtk_widget_realize (GTK_WIDGET (ev_window));
 614
 615 #ifdef GDK_WINDOWING_X11
 616         if (timestamp <= 0)
 617                 timestamp = gdk_x11_get_server_time (GTK_WIDGET (ev_window)->window);
 618         gdk_x11_window_set_user_time (GTK_WIDGET (ev_window)->window, timestamp);
 619
 620         ev_document_fc_mutex_lock ();
 621         gtk_window_present (GTK_WINDOW (ev_window));
 622         ev_document_fc_mutex_unlock ();
 623 #else
 624         ev_document_fc_mutex_lock ();
 625         gtk_window_present_with_time (GTK_WINDOW (ev_window), timestamp);
 626         ev_document_fc_mutex_unlock ();
 627 #endif /* GDK_WINDOWING_X11 */
 628 }
 629
 630 /**
 631  * ev_application_open_uri_at_dest:
 632  * @application: The instance of the application.
 633  * @uri: The uri to be opened.
 634  * @screen: Thee screen where the link will be shown.
 635  * @dest: The #EvLinkDest of the document.
 636  * @mode: The run mode of the window.
 637  * @timestamp: Current time value.
 638  */
 639 void
 640 ev_application_open_uri_at_dest (EvApplication  *application,
 641                                  const char     *uri,
 642                                  GdkScreen      *screen,
 643                                  EvLinkDest     *dest,
 644                                  EvWindowRunMode mode,
 645                                  const gchar    *search_string,
 646                                  guint           timestamp)
 647 {
 648         EvWindow *ev_window;
 649
 650         g_return_if_fail (uri != NULL);
 651
 652         if (application->uri && strcmp (application->uri, uri) != 0) {
 653                 /* spawn a new evince process */
 654                 ev_spawn (uri, screen, dest, mode, search_string, timestamp);
 655                 return;
 656         } else {
 657 #ifdef ENABLE_DBUS
 658                 GHashTable *args = build_args (screen, dest, mode, search_string);
 659                 gboolean    ret;
 660
 661                 /* Register the uri or send OpenURI to
 662                  * remote instance if already registered
 663                  */
 664                 ret = ev_application_register_uri (application, uri, args, timestamp);
 665                 g_hash_table_destroy (args);
 666                 if (!ret)
 667                         return;
 668 #endif /* ENABLE_DBUS */
 669
 670                 ev_window = ev_application_get_empty_window (application, screen);
 671                 if (!ev_window)
 672                         ev_window = EV_WINDOW (ev_window_new ());
 673         }
 674
 675         application->uri = g_strdup (uri);
 676
 677         ev_application_open_uri_in_window (application, uri, ev_window,
 678                                            screen, dest, mode,
 679                                            search_string,
 680                                            timestamp);
 681 }
 682
 683 /**
 684  * ev_application_open_window:
 685  * @application: The instance of the application.
 686  * @timestamp: Current time value.
 687  *
 688  * Creates a new window
 689  */
 690 void
 691 ev_application_open_window (EvApplication *application,
 692                             GdkScreen     *screen,
 693                             guint32        timestamp)
 694 {
 695         GtkWidget *new_window = ev_window_new ();
 696
 697         if (screen) {
 698                 ev_stock_icons_set_screen (screen);
 699                 gtk_window_set_screen (GTK_WINDOW (new_window), screen);
 700         }
 701
 702         if (!GTK_WIDGET_REALIZED (new_window))
 703                 gtk_widget_realize (new_window);
 704
 705 #ifdef GDK_WINDOWING_X11
 706         if (timestamp <= 0)
 707                 timestamp = gdk_x11_get_server_time (new_window->window);
 708         gdk_x11_window_set_user_time (new_window->window, timestamp);
 709
 710         gtk_window_present (GTK_WINDOW (new_window));
 711 #else
 712         gtk_window_present_with_time (GTK_WINDOW (new_window), timestamp);
 713 #endif /* GDK_WINDOWING_X11 */
 714 }
 715
 716 /**
 717  * ev_application_open_uri:
 718  * @application: The instance of the application.
 719  * @uri: The uri to be opened
 720  * @args: A #GHashTable with the arguments data.
 721  * @timestamp: Current time value.
 722  * @error: The #GError facility.
 723  */
 724 static gboolean
 725 ev_application_open_uri (EvApplication  *application,
 726                          const char     *uri,
 727                          GHashTable     *args,
 728                          guint           timestamp,
 729                          GError        **error)
 730 {
 731         GList           *windows, *l;
 732         EvLinkDest      *dest = NULL;
 733         EvWindowRunMode  mode = EV_WINDOW_MODE_NORMAL;
 734         const gchar     *search_string = NULL;
 735         GdkScreen       *screen = NULL;
 736
 737         g_assert (application->uri != NULL);
 738
 739         /* FIXME: we don't need uri anymore,
 740          * maybe this method should be renamed
 741          * as reload, refresh or something like that
 742          */
 743         if (!application->uri || strcmp (application->uri, uri)) {
 744                 g_warning ("Invalid uri: %s, expected %s\n",
 745                            uri, application->uri);
 746                 return TRUE;
 747         }
 748
 749         if (args) {
 750                 screen = get_screen_from_args (args);
 751                 dest = get_destination_from_args (args);
 752                 mode = get_window_run_mode_from_args (args);
 753                 search_string = get_find_string_from_args (args);
 754         }
 755
 756         windows = ev_application_get_windows (application);
 757         for (l = windows; l != NULL; l = g_list_next (l)) {
 758                 EvWindow *ev_window = EV_WINDOW (l->data);
 759
 760                 ev_application_open_uri_in_window (application, uri, ev_window,
 761                                                    screen, dest, mode,
 762                                                    search_string,
 763                                                    timestamp);
 764         }
 765         g_list_free (windows);
 766
 767         if (dest)
 768                 g_object_unref (dest);
 769
 770         return TRUE;
 771 }
 772
 773 void
 774 ev_application_open_uri_list (EvApplication *application,
 775                               GSList        *uri_list,
 776                               GdkScreen     *screen,
 777                               guint          timestamp)
 778 {
 779         GSList *l;
 780
 781         for (l = uri_list; l != NULL; l = l->next) {
 782                 ev_application_open_uri_at_dest (application, (char *)l->data,
 783                                                  screen, NULL, 0, NULL,
 784                                                  timestamp);
 785         }
 786 }
 787
 788 static void
 789 ev_application_accel_map_save (EvApplication *application)
 790 {
 791         gchar *accel_map_file;
 792         gchar *tmp_filename;
 793         gint   fd;
 794
 795         accel_map_file = g_build_filename (g_get_home_dir (),
 796                                            ".gnome2", "accels",
 797                                            "evince", NULL);
 798
 799         tmp_filename = g_strdup_printf ("%s.XXXXXX", accel_map_file);
 800
 801         fd = g_mkstemp (tmp_filename);
 802         if (fd == -1) {
 803                 g_free (accel_map_file);
 804                 g_free (tmp_filename);
 805
 806                 return;
 807         }
 808         gtk_accel_map_save_fd (fd);
 809         close (fd);
 810
 811         if (g_rename (tmp_filename, accel_map_file) == -1) {
 812                 /* FIXME: win32? */
 813                 g_unlink (tmp_filename);
 814         }
 815
 816         g_free (accel_map_file);
 817         g_free (tmp_filename);
 818 }
 819
 820 static void
 821 ev_application_accel_map_load (EvApplication *application)
 822 {
 823         gchar *accel_map_file;
 824
 825         accel_map_file = g_build_filename (g_get_home_dir (),
 826                                            ".gnome2", "accels",
 827                                            "evince", NULL);
 828         gtk_accel_map_load (accel_map_file);
 829         g_free (accel_map_file);
 830 }
 831
 832 void
 833 ev_application_shutdown (EvApplication *application)
 834 {
 835         if (application->uri) {
 836 #ifdef ENABLE_DBUS
 837                 ev_application_unregister_uri (application,
 838                                                application->uri);
 839 #endif
 840                 g_free (application->uri);
 841                 application->uri = NULL;
 842         }
 843
 844         ev_application_accel_map_save (application);
 845
 846 #ifdef ENABLE_DBUS
 847         if (application->keys) {
 848                 g_object_unref (application->keys);
 849                 application->keys = NULL;
 850         }
 851 #endif /* ENABLE_DBUS */
 852
 853         g_free (application->dot_dir);
 854         application->dot_dir = NULL;
 855         g_free (application->data_dir);
 856         application->data_dir = NULL;
 857         g_free (application->filechooser_open_uri);
 858         application->filechooser_open_uri = NULL;
 859         g_free (application->filechooser_save_uri);
 860         application->filechooser_save_uri = NULL;
 861
 862         g_object_unref (application);
 863         instance = NULL;
 864
 865         gtk_main_quit ();
 866 }
 867
 868 static void
 869 ev_application_class_init (EvApplicationClass *ev_application_class)
 870 {
 871 #ifdef ENABLE_DBUS
 872         dbus_g_object_type_install_info (EV_TYPE_APPLICATION,
 873                                          &dbus_glib_ev_application_object_info);
 874 #endif
 875 }
 876
 877 static void
 878 ev_application_init (EvApplication *ev_application)
 879 {
 880         GError *error = NULL;
 881
 882         ev_application->dot_dir = g_build_filename (g_get_home_dir (),
 883                                                     ".gnome2",
 884                                                     "evince",
 885                                                     NULL);
 886
 887 #ifdef G_OS_WIN32
 888 {
 889         gchar *dir;
 890
 891         dir = g_win32_get_package_installation_directory_of_module (NULL);
 892         ev_application->data_dir = g_build_filename (dir, "share", "evince", NULL);
 893         g_free (dir);
 894 }
 895 #else
 896         ev_application->data_dir = g_strdup (DATADIR);
 897 #endif
 898
 899         ev_application_init_session (ev_application);
 900
 901         ev_application_accel_map_load (ev_application);
 902
 903 #ifdef ENABLE_DBUS
 904         ev_application->connection = dbus_g_bus_get (DBUS_BUS_STARTER, &error);
 905         if (ev_application->connection) {
 906                 dbus_g_connection_register_g_object (ev_application->connection,
 907                                                      APPLICATION_DBUS_OBJECT_PATH,
 908                                                      G_OBJECT (ev_application));
 909                 ev_application->scr_saver = totem_scrsaver_new (ev_application->connection);
 910         } else {
 911                 g_warning ("Error connection to DBus: %s\n", error->message);
 912                 g_error_free (error);
 913         }
 914         ev_application->keys = ev_media_player_keys_new ();
 915 #endif /* ENABLE_DBUS */
 916 }
 917
 918 gboolean
 919 ev_application_has_window (EvApplication *application)
 920 {
 921         GList   *windows = ev_application_get_windows (application);
 922         gboolean retval = windows != NULL;
 923
 924         g_list_free (windows);
 925
 926         return retval;
 927 }
 928
 929 const gchar *
 930 ev_application_get_uri (EvApplication *application)
 931 {
 932         return application->uri;
 933 }
 934
 935 /**
 936  * ev_application_get_media_keys:
 937  * @application: The instance of the application.
 938  *
 939  * It gives you access to the media player keys handler object.
 940  *
 941  * Returns: A #EvMediaPlayerKeys.
 942  */
 943 GObject *
 944 ev_application_get_media_keys (EvApplication *application)
 945 {
 946 #ifdef ENABLE_DBUS
 947         return G_OBJECT (application->keys);
 948 #else
 949         return NULL;
 950 #endif /* ENABLE_DBUS */
 951 }
 952
 953 void
 954 ev_application_set_filechooser_uri (EvApplication       *application,
 955                                     GtkFileChooserAction action,
 956                                     const gchar         *uri)
 957 {
 958         if (action == GTK_FILE_CHOOSER_ACTION_OPEN) {
 959                 g_free (application->filechooser_open_uri);
 960                 application->filechooser_open_uri = g_strdup (uri);
 961         } else if (action == GTK_FILE_CHOOSER_ACTION_SAVE) {
 962                 g_free (application->filechooser_save_uri);
 963                 application->filechooser_save_uri = g_strdup (uri);
 964         }
 965 }
 966
 967 const gchar *
 968 ev_application_get_filechooser_uri (EvApplication       *application,
 969                                     GtkFileChooserAction action)
 970 {
 971         if (action == GTK_FILE_CHOOSER_ACTION_OPEN) {
 972                 if (application->filechooser_open_uri)
 973                         return application->filechooser_open_uri;
 974         } else if (action == GTK_FILE_CHOOSER_ACTION_SAVE) {
 975                 if (application->filechooser_save_uri)
 976                         return application->filechooser_save_uri;
 977         }
 978
 979         return NULL;
 980 }
 981
 982 void
 983 ev_application_screensaver_enable (EvApplication *application)
 984 {
 985         if (application->scr_saver)
 986                 totem_scrsaver_enable (application->scr_saver);
 987 }
 988
 989 void
 990 ev_application_screensaver_disable (EvApplication *application)
 991 {
 992         if (application->scr_saver)
 993                 totem_scrsaver_disable (application->scr_saver);
 994 }
 995
 996 const gchar *
 997 ev_application_get_dot_dir (EvApplication *application,
 998                             gboolean create)
 999 {
1000         if (create)
1001                 g_mkdir_with_parents (application->dot_dir, 0700);
1002
1003         return application->dot_dir;
1004 }
1005
1006 const gchar *
1007 ev_application_get_data_dir (EvApplication   *application)
1008 {
1009         return application->data_dir;
1010 }