[shell] Update actions sensitivity when gconf keys change

See bgo#568433.

diff --git a/shell/ev-window.c b/shell/ev-window.c
index bbf2f24064a81c3c7c8446039612b132df2d685d..82cbdad8d3dcd67e95902d0cfcdf99b705d9ced9 100644 (file)
--- a/shell/ev-window.c
+++ b/shell/ev-window.c
@@ -206,6 +206,9 @@ struct _EvWindowPrivate {
        GtkPrintSettings *print_settings;
        GtkPageSetup     *print_page_setup;
        gboolean          close_after_print;
+#ifdef WITH_GCONF
+       GConfClient *gconf_client;
+#endif
 };
 
 #define EV_WINDOW_GET_PRIVATE(object) \
@@ -215,6 +218,7 @@ struct _EvWindowPrivate {
 #define ZOOM_CONTROL_ACTION    "ViewZoom"
 #define NAVIGATION_ACTION      "Navigation"
 
+#define GCONF_LOCKDOWN_DIR          "/desktop/gnome/lockdown"
 #define GCONF_OVERRIDE_RESTRICTIONS "/apps/evince/override_restrictions"
 #define GCONF_LOCKDOWN_SAVE         "/desktop/gnome/lockdown/disable_save_to_disk"
 #define GCONF_LOCKDOWN_PRINT        "/desktop/gnome/lockdown/disable_printing"
@@ -335,7 +339,6 @@ ev_window_setup_action_sensitivity (EvWindow *ev_window)
 {
        EvDocument *document = ev_window->priv->document;
        const EvDocumentInfo *info = NULL;
-
        gboolean has_document = FALSE;
        gboolean ok_to_print = TRUE;
        gboolean ok_to_copy = TRUE;
@@ -344,9 +347,6 @@ ev_window_setup_action_sensitivity (EvWindow *ev_window)
        gboolean can_get_text = FALSE;
        gboolean has_pages = FALSE;
        gboolean can_find = FALSE;
-#ifdef WITH_GCONF
-       GConfClient *client;
-#endif
 
        if (document) {
                has_document = TRUE;
@@ -367,10 +367,10 @@ ev_window_setup_action_sensitivity (EvWindow *ev_window)
        }
 
 #ifdef WITH_GCONF
-       client = gconf_client_get_default ();
-       override_restrictions = gconf_client_get_bool (client, 
-                                                      GCONF_OVERRIDE_RESTRICTIONS, 
-                                                      NULL);
+       if (has_document)
+               override_restrictions = gconf_client_get_bool (ev_window->priv->gconf_client,
+                                                              GCONF_OVERRIDE_RESTRICTIONS,
+                                                              NULL);
 #endif
        if (!override_restrictions && info && info->fields_mask & EV_DOCUMENT_INFO_PERMISSIONS) {
                ok_to_print = (info->permissions & EV_DOCUMENT_PERMISSIONS_OK_TO_PRINT);
@@ -381,15 +381,15 @@ ev_window_setup_action_sensitivity (EvWindow *ev_window)
                ok_to_print = FALSE;
 
 #ifdef WITH_GCONF
-       if (gconf_client_get_bool (client, GCONF_LOCKDOWN_SAVE, NULL)) {
+       if (has_document &&
+           gconf_client_get_bool (ev_window->priv->gconf_client, GCONF_LOCKDOWN_SAVE, NULL)) {
                ok_to_copy = FALSE;
        }
 
-       if (gconf_client_get_bool (client, GCONF_LOCKDOWN_PRINT, NULL)) {
+       if (has_document &&
+           gconf_client_get_bool (ev_window->priv->gconf_client, GCONF_LOCKDOWN_PRINT, NULL)) {
                ok_to_print = FALSE;
        }
-
-       g_object_unref (client);
 #endif
 
        /* File menu */
@@ -1158,6 +1158,17 @@ ev_window_refresh_window_thumbnail (EvWindow *ev_window, int rotation)
        ev_job_scheduler_push_job (ev_window->priv->thumbnail_job, EV_JOB_PRIORITY_NONE);
 }
 
+#ifdef WITH_GCONF
+static void
+lockdown_changed (GConfClient *client,
+                 guint        cnxn_id,
+                 GConfEntry  *entry,
+                 EvWindow    *ev_window)
+{
+       ev_window_setup_action_sensitivity (ev_window);
+}
+#endif /* WITH_GCONF */
+
 static gboolean
 ev_window_setup_document (EvWindow *ev_window)
 {
@@ -1173,6 +1184,27 @@ ev_window_setup_document (EvWindow *ev_window)
        ev_window_title_set_document (ev_window->priv->title, document);
        ev_window_title_set_uri (ev_window->priv->title, ev_window->priv->uri);
 
+#ifdef WITH_GCONF
+       if (!ev_window->priv->gconf_client)
+               ev_window->priv->gconf_client = gconf_client_get_default ();
+       gconf_client_add_dir (ev_window->priv->gconf_client,
+                             GCONF_LOCKDOWN_DIR,
+                             GCONF_CLIENT_PRELOAD_ONELEVEL,
+                             NULL);
+       gconf_client_add_dir (ev_window->priv->gconf_client,
+                             GCONF_OVERRIDE_RESTRICTIONS,
+                             GCONF_CLIENT_PRELOAD_NONE,
+                             NULL);
+       gconf_client_notify_add (ev_window->priv->gconf_client,
+                                GCONF_LOCKDOWN_DIR,
+                                (GConfClientNotifyFunc)lockdown_changed,
+                                ev_window, NULL, NULL);
+       gconf_client_notify_add (ev_window->priv->gconf_client,
+                                GCONF_OVERRIDE_RESTRICTIONS,
+                                (GConfClientNotifyFunc)lockdown_changed,
+                                ev_window, NULL, NULL);
+#endif /* WITH_GCONF */
+
        ev_window_setup_action_sensitivity (ev_window);
 
        if (ev_window->priv->history)
@@ -4703,7 +4735,14 @@ ev_window_dispose (GObject *object)
                g_source_remove (priv->setup_document_idle);
                priv->setup_document_idle = 0;
        }
-       
+
+#ifdef WITH_GCONF
+       if (priv->gconf_client) {
+               g_object_unref (priv->gconf_client);
+               priv->gconf_client = NULL;
+       }
+#endif
+
        if (priv->monitor) {
                g_object_unref (priv->monitor);
                priv->monitor = NULL;