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 #ifdef HAVE_CONFIG_H
  24 #include "config.h"
  25 #endif
  26
  27 #include "ev-application.h"
  28 #include "ev-utils.h"
  29 #include "ev-document-types.h"
  30 #include "ev-file-helpers.h"
  31
  32 #include <glib.h>
  33 #include <glib/gi18n.h>
  34 #include <glib-object.h>
  35 #include <gtk/gtkfilechooserdialog.h>
  36 #include <gtk/gtkstock.h>
  37 #include <gtk/gtkwidget.h>
  38 #include <gtk/gtkmain.h>
  39 #include <string.h>
  40
  41 #ifdef ENABLE_DBUS
  42 #include "ev-application-service.h"
  43 #include <dbus/dbus-glib-bindings.h>
  44 #endif
  45
  46 G_DEFINE_TYPE (EvApplication, ev_application, G_TYPE_OBJECT);
  47
  48 #define EV_APPLICATION_GET_PRIVATE(object) \
  49         (G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_APPLICATION, EvApplicationPrivate))
  50
  51 #define APPLICATION_SERVICE_NAME "org.gnome.evince.ApplicationService"
  52
  53 #ifdef ENABLE_DBUS
  54 gboolean
  55 ev_application_register_service (EvApplication *application)
  56 {
  57         DBusGConnection *connection;
  58         DBusGProxy *driver_proxy;
  59         GError *err = NULL;
  60         guint request_name_result;
  61
  62         connection = dbus_g_bus_get (DBUS_BUS_STARTER, &err);
  63         if (connection == NULL) {
  64                 g_warning ("Service registration failed.");
  65                 g_error_free (err);
  66
  67                 return FALSE;
  68         }
  69
  70         driver_proxy = dbus_g_proxy_new_for_name (connection,
  71                                                   DBUS_SERVICE_DBUS,
  72                                                   DBUS_PATH_DBUS,
  73                                                   DBUS_INTERFACE_DBUS);
  74
  75         if (!org_freedesktop_DBus_request_name (driver_proxy,
  76                                                 APPLICATION_SERVICE_NAME,
  77                                                 0, &request_name_result, &err)) {
  78                 g_warning ("Service registration failed.");
  79                 g_clear_error (&err);
  80         }
  81
  82         if (request_name_result == DBUS_REQUEST_NAME_REPLY_EXISTS) {
  83                 return FALSE;
  84         }
  85
  86 #if DBUS_VERSION == 33
  87         dbus_g_object_class_install_info (G_OBJECT_GET_CLASS (application),
  88                                           &dbus_glib_ev_application_object_info);
  89 #else
  90         dbus_g_object_type_install_info (EV_TYPE_APPLICATION,
  91                                          &dbus_glib_ev_application_object_info);
  92 #endif
  93
  94         dbus_g_connection_register_g_object (connection,
  95                                              "/org/gnome/evince/Evince",
  96                                              G_OBJECT (application));
  97
  98         return TRUE;
  99 }
 100 #endif /* ENABLE_DBUS */
 101
 102 EvApplication *
 103 ev_application_get_instance (void)
 104 {
 105         static EvApplication *instance;
 106
 107         if (!instance) {
 108                 instance = EV_APPLICATION (g_object_new (EV_TYPE_APPLICATION, NULL));
 109         }
 110
 111         return instance;
 112 }
 113
 114 gboolean
 115 ev_application_open_window (EvApplication  *application,
 116                             GError        **error)
 117 {
 118         gtk_widget_show (ev_window_new ());
 119
 120         return TRUE;
 121 }
 122
 123 static EvWindow *
 124 ev_application_get_empty_window (EvApplication *application)
 125 {
 126         EvWindow *empty_window = NULL;
 127         GList *windows = gtk_window_list_toplevels ();
 128         GList *l;
 129
 130         for (l = windows; l != NULL; l = l->next) {
 131                 if (EV_IS_WINDOW (l->data)) {
 132                         EvWindow *window = EV_WINDOW (l->data);
 133
 134                         if (ev_window_is_empty (window)) {
 135                                 empty_window = window;
 136                                 break;
 137                         }
 138                 }
 139         }
 140
 141         g_list_free (windows);
 142
 143         return empty_window;
 144 }
 145
 146 static EvWindow *
 147 ev_application_get_uri_window (EvApplication *application, const char *uri)
 148 {
 149         EvWindow *uri_window = NULL;
 150         GList *windows = gtk_window_list_toplevels ();
 151         GList *l;
 152
 153         g_return_val_if_fail (uri != NULL, NULL);
 154
 155         for (l = windows; l != NULL; l = l->next) {
 156                 if (EV_IS_WINDOW (l->data)) {
 157                         EvWindow *window = EV_WINDOW (l->data);
 158                         const char *window_uri = ev_window_get_uri (window);
 159
 160                         if (window_uri && strcmp (window_uri, uri) == 0) {
 161                                 uri_window = window;
 162                                 break;
 163                         }
 164                 }
 165         }
 166
 167         g_list_free (windows);
 168
 169         return uri_window;
 170 }
 171
 172 gboolean
 173 ev_application_open_uri (EvApplication  *application,
 174                          const char     *uri,
 175                          const char     *page_label,
 176                          GError        **error)
 177 {
 178         EvWindow *new_window;
 179
 180         g_return_val_if_fail (uri != NULL, FALSE);
 181
 182         new_window = ev_application_get_uri_window (application, uri);
 183         if (new_window != NULL) {
 184                 gtk_window_present (GTK_WINDOW (new_window));
 185
 186                 return TRUE;
 187         }
 188
 189         new_window = ev_application_get_empty_window (application);
 190
 191         if (new_window == NULL) {
 192                 new_window = EV_WINDOW (ev_window_new ());
 193         }
 194
 195         ev_window_open_uri (new_window, uri);
 196
 197         gtk_window_present (GTK_WINDOW (new_window));
 198
 199         if (page_label != NULL) {
 200                 ev_window_open_page_label (new_window, page_label);
 201         }
 202
 203         return TRUE;
 204 }
 205
 206 void
 207 ev_application_open_uri_list (EvApplication *application, GSList *uri_list)
 208 {
 209         GSList *l;
 210
 211         for (l = uri_list; l != NULL; l = l->next) {
 212                 ev_application_open_uri (application, (char *)l->data, NULL, NULL);
 213         }
 214 }
 215
 216 void
 217 ev_application_shutdown (EvApplication *application)
 218 {
 219         if (application->toolbars_model) {
 220                 g_object_unref (application->toolbars_model);
 221                 g_free (application->toolbars_file);
 222                 application->toolbars_model = NULL;
 223                 application->toolbars_file = NULL;
 224         }
 225
 226         if (application->recent_model) {
 227                 g_object_unref (application->recent_model);
 228                 application->recent_model = NULL;
 229         }
 230
 231         g_object_unref (application);
 232         gtk_main_quit ();
 233 }
 234
 235 static void
 236 ev_application_class_init (EvApplicationClass *ev_application_class)
 237 {
 238 }
 239
 240 static void
 241 ev_application_init (EvApplication *ev_application)
 242 {
 243         ev_application->toolbars_model = egg_toolbars_model_new ();
 244
 245         ev_application->toolbars_file = g_build_filename
 246                         (ev_dot_dir (), "evince_toolbar.xml", NULL);
 247
 248         if (!egg_toolbars_model_load (ev_application->toolbars_model,
 249                                       ev_application->toolbars_file)) {
 250                 egg_toolbars_model_load (ev_application->toolbars_model,
 251                                          DATADIR"/evince-toolbar.xml");
 252         }
 253
 254         egg_toolbars_model_set_flags (ev_application->toolbars_model, 0,
 255                                       EGG_TB_MODEL_NOT_REMOVABLE);
 256
 257         ev_application->recent_model = egg_recent_model_new (EGG_RECENT_MODEL_SORT_MRU);
 258         /* FIXME we should add a mime type filter but current eggrecent
 259            has only a varargs style api which does not work well when
 260            the list of mime types is dynamic */
 261         egg_recent_model_set_limit (ev_application->recent_model, 5);
 262         egg_recent_model_set_filter_groups (ev_application->recent_model,
 263                                             "Evince", NULL);
 264 }
 265
 266 EggToolbarsModel *ev_application_get_toolbars_model (EvApplication *application)
 267 {
 268         return application->toolbars_model;
 269 }
 270
 271 EggRecentModel *ev_application_get_recent_model (EvApplication *application)
 272 {
 273         return application->recent_model;
 274 }
 275
 276 void ev_application_save_toolbars_model (EvApplication *application)
 277 {
 278         egg_toolbars_model_save (application->toolbars_model,
 279                                  application->toolbars_file, "1.0");
 280 }
 281
 282