Add support for external links to EvViewPresentation

[evince.git] / libview / ev-view-presentation.c

diff --git a/libview/ev-view-presentation.c b/libview/ev-view-presentation.c
index 7c03116b1e96a6c368aa636f948b360494673e3b..914868a2b9692b384e3a8a3392582aee2a4b4cb2 100644 (file)
--- a/libview/ev-view-presentation.c
+++ b/libview/ev-view-presentation.c
@@ -42,6 +42,7 @@ enum {
 enum {
        CHANGE_PAGE,
        FINISHED,
+        SIGNAL_EXTERNAL_LINK,
        N_SIGNALS
 };
 
@@ -94,9 +95,11 @@ struct _EvViewPresentationClass
        GtkWidgetClass base_class;
 
        /* signals */
-       void (* change_page) (EvViewPresentation *pview,
-                             GtkScrollType       scroll);
-       void (* finished)    (EvViewPresentation *pview);
+       void (* change_page)   (EvViewPresentation *pview,
+                                GtkScrollType       scroll);
+       void (* finished)      (EvViewPresentation *pview);
+        void (* external_link) (EvViewPresentation *pview,
+                                EvLinkAction       *action);
 };
 
 static guint signals[N_SIGNALS] = { 0 };
@@ -732,6 +735,9 @@ ev_view_presentation_link_is_supported (EvViewPresentation *pview,
        case EV_LINK_ACTION_TYPE_GOTO_DEST:
                return ev_link_action_get_dest (action) != NULL;
        case EV_LINK_ACTION_TYPE_NAMED:
+        case EV_LINK_ACTION_TYPE_GOTO_REMOTE:
+        case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
+        case EV_LINK_ACTION_TYPE_LAUNCH:
                return TRUE;
        default:
                return FALSE;
@@ -790,14 +796,15 @@ ev_view_presentation_get_link_at_location (EvViewPresentation *pview,
 }
 
 static void
-ev_vew_presentation_goto_link_dest (EvViewPresentation *pview,
-                                   EvLink             *link)
+ev_vew_presentation_handle_link (EvViewPresentation *pview,
+                                 EvLink             *link)
 {
        EvLinkAction *action;
 
        action = ev_link_get_action (link);
 
-       if (ev_link_action_get_action_type (action) == EV_LINK_ACTION_TYPE_NAMED) {
+        switch (ev_link_action_get_action_type (action)) {
+       case EV_LINK_ACTION_TYPE_NAMED: {
                const gchar *name = ev_link_action_get_name (action);
 
                if (g_ascii_strcasecmp (name, "FirstPage") == 0) {
@@ -812,13 +819,25 @@ ev_vew_presentation_goto_link_dest (EvViewPresentation *pview,
                        n_pages = ev_document_get_n_pages (pview->document);
                        ev_view_presentation_update_current_page (pview, n_pages - 1);
                }
-       } else {
+        }
+                break;
+
+       case EV_LINK_ACTION_TYPE_GOTO_DEST: {
                EvLinkDest *dest;
                gint        page;
 
                dest = ev_link_action_get_dest (action);
                page = ev_document_links_get_dest_page (EV_DOCUMENT_LINKS (pview->document), dest);
                ev_view_presentation_update_current_page (pview, page);
+        }
+                break;
+        case EV_LINK_ACTION_TYPE_GOTO_REMOTE:
+        case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
+        case EV_LINK_ACTION_TYPE_LAUNCH:
+                g_signal_emit (pview, signals[SIGNAL_EXTERNAL_LINK], 0, action);
+                break;
+        default:
+                break;
        }
 }
 
@@ -1154,7 +1173,7 @@ ev_view_presentation_button_release_event (GtkWidget      *widget,
                                                                  event->x,
                                                                  event->y);
                if (link)
-                       ev_vew_presentation_goto_link_dest (pview, link);
+                       ev_vew_presentation_handle_link (pview, link);
                else
                        ev_view_presentation_next_page (pview);
        }
@@ -1434,6 +1453,15 @@ ev_view_presentation_class_init (EvViewPresentationClass *klass)
                              g_cclosure_marshal_VOID__VOID,
                              G_TYPE_NONE, 0,
                              G_TYPE_NONE);
+        signals[SIGNAL_EXTERNAL_LINK] =
+                g_signal_new ("external-link",
+                              G_TYPE_FROM_CLASS (gobject_class),
+                              G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+                              G_STRUCT_OFFSET (EvViewPresentationClass, external_link),
+                              NULL, NULL,
+                              g_cclosure_marshal_VOID__OBJECT,
+                              G_TYPE_NONE, 1,
+                              G_TYPE_OBJECT);
 
        binding_set = gtk_binding_set_by_class (klass);
        add_change_page_binding_keypad (binding_set, GDK_KEY_Left,  0, GTK_SCROLL_PAGE_BACKWARD);