Small rework of sidebar pages handling. See bug #164811 for details

[evince.git] / shell / ev-sidebar-links.c

diff --git a/shell/ev-sidebar-links.c b/shell/ev-sidebar-links.c
index 1a4312f34928b53f286b2f3b9d7c74ff5c9ae6c3..830d6bec95941207a4d2129595f95d591087ce71 100644 (file)
--- a/shell/ev-sidebar-links.c
+++ b/shell/ev-sidebar-links.c
@@ -28,6 +28,7 @@
 #include <glib/gi18n.h>
 #include <gtk/gtk.h>
 
+#include "ev-sidebar-page.h"
 #include "ev-sidebar-links.h"
 #include "ev-job-queue.h"
 #include "ev-document-links.h"
@@ -52,17 +53,30 @@ enum {
 };
 
 
-static void links_page_num_func  (GtkTreeViewColumn *tree_column,
-                                 GtkCellRenderer   *cell,
-                                 GtkTreeModel      *tree_model,
-                                 GtkTreeIter       *iter,
-                                 EvSidebarLinks    *sidebar_links);
-static void update_page_callback (EvPageCache       *page_cache,
-                                 gint               current_page,
-                                 EvSidebarLinks    *sidebar_links);
+static void links_page_num_func                                (GtkTreeViewColumn *tree_column,
+                                                        GtkCellRenderer   *cell,
+                                                        GtkTreeModel      *tree_model,
+                                                        GtkTreeIter       *iter,
+                                                        EvSidebarLinks    *sidebar_links);
+static void update_page_callback                       (EvPageCache       *page_cache,
+                                                        gint               current_page,
+                                                        EvSidebarLinks    *sidebar_links);
+static void ev_sidebar_links_page_iface_init           (EvSidebarPageIface *iface);
+static void ev_sidebar_links_clear_document            (EvSidebarLinks *sidebar_links);
+static void ev_sidebar_links_set_document                      (EvSidebarPage  *sidebar_page,
+                                                        EvDocument     *document);
+static gboolean ev_sidebar_links_support_document      (EvSidebarPage  *sidebar_page,
+                                                        EvDocument     *document);
+static const gchar* ev_sidebar_links_get_label                 (EvSidebarPage *sidebar_page);
 
 
-G_DEFINE_TYPE (EvSidebarLinks, ev_sidebar_links, GTK_TYPE_VBOX)
+G_DEFINE_TYPE_EXTENDED (EvSidebarLinks, 
+                        ev_sidebar_links, 
+                        GTK_TYPE_VBOX,
+                        0, 
+                        G_IMPLEMENT_INTERFACE (EV_TYPE_SIDEBAR_PAGE, 
+                                              ev_sidebar_links_page_iface_init))
+
 
 #define EV_SIDEBAR_LINKS_GET_PRIVATE(object) \
        (G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_SIDEBAR_LINKS, EvSidebarLinksPrivate))
@@ -313,7 +327,7 @@ ev_sidebar_links_new (void)
        return ev_sidebar_links;
 }
 
-void
+static void
 ev_sidebar_links_clear_document (EvSidebarLinks *sidebar_links)
 {
        EvSidebarLinksPrivate *priv;
@@ -428,14 +442,17 @@ job_finished_cb (EvJobLinks     *job,
 
 }
 
-void
-ev_sidebar_links_set_document (EvSidebarLinks *sidebar_links,
+static void
+ev_sidebar_links_set_document (EvSidebarPage  *sidebar_page,
                               EvDocument     *document)
 {
+       EvSidebarLinks *sidebar_links;
        EvSidebarLinksPrivate *priv;
 
-       g_return_if_fail (EV_IS_SIDEBAR_LINKS (sidebar_links));
+       g_return_if_fail (EV_IS_SIDEBAR_PAGE (sidebar_page));
        g_return_if_fail (EV_IS_DOCUMENT (document));
+       
+       sidebar_links = EV_SIDEBAR_LINKS (sidebar_page);
 
        priv = sidebar_links->priv;
 
@@ -454,3 +471,25 @@ ev_sidebar_links_set_document (EvSidebarLinks *sidebar_links,
 
 }
 
+static gboolean
+ev_sidebar_links_support_document (EvSidebarPage  *sidebar_page,
+                                  EvDocument *document)
+{
+       return (EV_IS_DOCUMENT_LINKS (document) &&
+                   ev_document_links_has_document_links (EV_DOCUMENT_LINKS (document)));
+}
+
+static const gchar*
+ev_sidebar_links_get_label (EvSidebarPage *sidebar_page)
+{
+    return _("Index");
+}
+
+static void
+ev_sidebar_links_page_iface_init (EvSidebarPageIface *iface)
+{
+       iface->support_document = ev_sidebar_links_support_document;
+       iface->set_document = ev_sidebar_links_set_document;
+       iface->get_label = ev_sidebar_links_get_label;
+}
+