Use cairo image surfaces instead of GDK pixbufs for drawing pages and

[evince.git] / shell / ev-navigation-action.c

diff --git a/shell/ev-navigation-action.c b/shell/ev-navigation-action.c
index 490b5f92bbfb06c0828346c7fe96fe10ec96a24e..3aa1bea921840a63377b805c09e3ea07f5d2c1d4 100644 (file)
--- a/shell/ev-navigation-action.c
+++ b/shell/ev-navigation-action.c
@@ -22,7 +22,6 @@
 
 #include "ev-navigation-action.h"
 #include "ev-navigation-action-widget.h"
-#include "ev-window.h"
 
 #include <gtk/gtklabel.h>
 #include <gtk/gtkimage.h>
@@ -33,9 +32,16 @@
 #include <gtk/gtkmenutoolbutton.h>
 #include <glib/gi18n.h>
 
+enum
+{
+       WIDGET_ACTIVATE_LINK,
+       WIDGET_N_SIGNALS
+};
+
+static guint widget_signals[WIDGET_N_SIGNALS] = {0, };
+
 struct _EvNavigationActionPrivate
 {
-       EvWindow *window;
        EvHistory *history;
 };
 
@@ -48,6 +54,17 @@ G_DEFINE_TYPE (EvNavigationAction, ev_navigation_action, GTK_TYPE_ACTION)
 
 #define EV_NAVIGATION_ACTION_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_NAVIGATION_ACTION, EvNavigationActionPrivate))
 
+static void
+ev_navigation_action_history_changed (EvHistory *history,
+                                     gpointer data)
+{
+       EvNavigationAction *action = EV_NAVIGATION_ACTION (data);
+       
+       gtk_action_set_sensitive (action, ev_history_get_n_links (history) > 0);
+       
+       return;
+}
+
 void
 ev_navigation_action_set_history (EvNavigationAction *action,
                                  EvHistory          *history)
@@ -55,14 +72,11 @@ ev_navigation_action_set_history (EvNavigationAction *action,
        action->priv->history = history;
 
        g_object_add_weak_pointer (G_OBJECT (action->priv->history),
-                                  (gpointer *) &action->priv->history);
-}
-
-void
-ev_navigation_action_set_window (EvNavigationAction *action,
-                                EvWindow           *window)
-{
-       action->priv->window = window;
+                                  (gpointer) &action->priv->history);
+       
+       g_signal_connect_object (history, "changed",
+                                ev_navigation_action_history_changed,
+                                action, 0);
 }
 
 static void
@@ -73,18 +87,13 @@ activate_menu_item_cb (GtkWidget *widget, EvNavigationAction *action)
        g_return_if_fail (EV_IS_HISTORY (action->priv->history));
 
        index = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (widget), "index"));
-       ev_history_set_current_index (action->priv->history, index);
        
-       if (action->priv->window) {
+       if (action->priv->history) {
                EvLink *link;
-               EvLinkAction *link_action;
-               EvLinkDest *dest;
 
                link = ev_history_get_link_nth (action->priv->history, index);
-               link_action = ev_link_get_action (link);
-               dest = ev_link_action_get_dest (link_action);
                
-               ev_window_goto_dest (action->priv->window, dest);
+               g_signal_emit (action, widget_signals[WIDGET_ACTIVATE_LINK], 0, link);
        }
 }
 
@@ -99,6 +108,7 @@ new_history_menu_item (EvNavigationAction *action,
 
        title = ev_link_get_title (link);
        item = gtk_image_menu_item_new_with_label (title);
+       gtk_label_set_use_markup (GTK_LABEL (gtk_bin_get_child (GTK_BIN (item))), TRUE);
        g_object_set_data (G_OBJECT (item), "index",
                           GINT_TO_POINTER (index));
 
@@ -115,18 +125,6 @@ new_history_menu_item (EvNavigationAction *action,
        return item;
 }
 
-static GtkWidget *
-new_empty_history_menu_item (EvNavigationAction *action)
-{
-       GtkWidget *item;
-       
-       item = gtk_image_menu_item_new_with_label (_("Empty"));
-       gtk_widget_set_sensitive (item, FALSE);
-       gtk_widget_show (item);
-       
-       return item;
-}
-
 static GtkWidget *
 build_menu (EvNavigationAction *action)
 {
@@ -136,16 +134,14 @@ build_menu (EvNavigationAction *action)
        EvHistory *history = action->priv->history;
        int start, end, i;
 
-       menu = GTK_MENU_SHELL (gtk_menu_new ());
-
        if (history == NULL || ev_history_get_n_links (history) <= 0) {
-               item = new_empty_history_menu_item (action);
-               gtk_menu_shell_append (menu, item);             
-               return GTK_WIDGET (menu);
+               return NULL;
        }
 
-       start = MAX (ev_history_get_current_index (action->priv->history) - 5, 0);
-       end = MIN (ev_history_get_n_links (history), start + 7);
+       menu = GTK_MENU_SHELL (gtk_menu_new ());
+
+       start = 0;
+       end = ev_history_get_n_links (history);
 
        for (i = start; i < end; i++) {
                link = ev_history_get_link_nth (history, i);
@@ -171,12 +167,14 @@ connect_proxy (GtkAction *action, GtkWidget *proxy)
 {
        GtkWidget *menu;
 
-       /* set dummy menu so the arrow gets sensitive */
-       menu = gtk_menu_new ();
-       ev_navigation_action_widget_set_menu (EV_NAVIGATION_ACTION_WIDGET (proxy), menu);
+       if (GTK_IS_TOOL_ITEM (proxy)) {
+               /* set dummy menu so the arrow gets sensitive */
+               menu = gtk_menu_new ();
+               ev_navigation_action_widget_set_menu (EV_NAVIGATION_ACTION_WIDGET (proxy), menu);
 
-       g_signal_connect (proxy, "show-menu",
-                         G_CALLBACK (menu_activated_cb), action);
+               g_signal_connect (proxy, "show-menu",
+                                 G_CALLBACK (menu_activated_cb), action);
+       }
 
        GTK_ACTION_CLASS (ev_navigation_action_parent_class)->connect_proxy (action, proxy);
 }
@@ -192,6 +190,23 @@ create_tool_item (GtkAction *action)
        return GTK_WIDGET (proxy);
 }
 
+static GtkWidget *
+create_menu_item (GtkAction *action)
+{
+       GtkWidget *menu;
+       GtkWidget *menu_item;
+
+       menu = build_menu (EV_NAVIGATION_ACTION (action));
+
+        menu_item = GTK_ACTION_CLASS (ev_navigation_action_parent_class)->create_menu_item (action);
+
+       gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), menu);
+
+       gtk_widget_show (menu_item);
+       
+       return menu_item;
+}
+
 static void
 ev_navigation_action_init (EvNavigationAction *action)
 {
@@ -204,8 +219,9 @@ ev_navigation_action_finalize (GObject *object)
        EvNavigationAction *action = EV_NAVIGATION_ACTION (object);
 
        if (action->priv->history) {
-               g_object_add_weak_pointer (G_OBJECT (action->priv->history),
-                                          (gpointer *) &action->priv->history);
+               g_object_remove_weak_pointer (G_OBJECT (action->priv->history),
+                                            (gpointer) &action->priv->history);
+               action->priv->history = NULL;
        }
 
        G_OBJECT_CLASS (ev_navigation_action_parent_class)->finalize (object);
@@ -222,6 +238,16 @@ ev_navigation_action_class_init (EvNavigationActionClass *class)
        action_class->toolbar_item_type = GTK_TYPE_TOOL_ITEM;
        action_class->create_tool_item = create_tool_item;
        action_class->connect_proxy = connect_proxy;
+       action_class->create_menu_item = create_menu_item;
+
+       widget_signals[WIDGET_ACTIVATE_LINK] = g_signal_new ("activate_link",
+                                              G_OBJECT_CLASS_TYPE (object_class),
+                                              G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+                                              G_STRUCT_OFFSET (EvNavigationActionClass, activate_link),
+                                              NULL, NULL,
+                                              g_cclosure_marshal_VOID__OBJECT,
+                                              G_TYPE_NONE, 1,
+                                              G_TYPE_OBJECT);
 
        g_type_class_add_private (object_class, sizeof (EvNavigationActionPrivate));
 }