Merge eog-menu-api branch

2003-01-20  Marco Pesenti Gritti  <marco@it.gnome.org>

	* Merge eog-menu-api branch

1 files changed, 336 insertions, 0 deletions

diff --git a/src/ephy-navigation-action.c b/src/ephy-navigation-action.c
new file mode 100644
index 000000000..3aeaef386
--- /dev/null
+++ b/src/ephy-navigation-action.c
@@ -0,0 +1,336 @@
+/*
+ *  Copyright (C) 2003 Marco Pesenti Gritti
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2, or (at your option)
+ *  any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include "ephy-navigation-action.h"
+#include "ephy-arrow-toolbutton.h"
+#include "ephy-window.h"
+#include "ephy-debug.h"
+
+static void ephy_navigation_action_init       (EphyNavigationAction *action);
+static void ephy_navigation_action_class_init (EphyNavigationActionClass *class);
+
+static GObjectClass *parent_class = NULL;
+
+struct EphyNavigationActionPrivate
+{
+	EphyWindow *window;
+	EphyNavigationDirection direction;
+};
+
+enum
+{
+	PROP_0,
+	PROP_DIRECTION,
+	PROP_WINDOW
+};
+
+GType
+ephy_navigation_action_get_type (void)
+{
+	static GtkType type = 0;
+
+	if (!type)
+	{
+		static const GTypeInfo type_info =
+		{
+			sizeof (EphyNavigationActionClass),
+			(GBaseInitFunc) NULL,
+			(GBaseFinalizeFunc) NULL,
+			(GClassInitFunc) ephy_navigation_action_class_init,
+			(GClassFinalizeFunc) NULL,
+			NULL,
+			sizeof (EphyNavigationAction),
+			0, /* n_preallocs */
+			(GInstanceInitFunc) ephy_navigation_action_init,
+		};
+
+		type = g_type_register_static (EGG_TYPE_ACTION,
+					       "EphyNavigationAction",
+					       &type_info, 0);
+	}
+	return type;
+}
+
+static GtkWidget *
+new_history_menu_item (gchar *origtext,
+                       const GdkPixbuf *ico)
+{
+        GtkWidget *item = gtk_image_menu_item_new ();
+        GtkWidget *hb = gtk_hbox_new (FALSE, 0);
+        GtkWidget *label = gtk_label_new (origtext);
+
+        gtk_box_pack_start (GTK_BOX (hb), label, FALSE, FALSE, 0);
+        gtk_container_add (GTK_CONTAINER (item), hb);
+
+        gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
+                                       gtk_image_new_from_pixbuf ((GdkPixbuf *) ico));
+
+        gtk_widget_show_all (item);
+
+        return item;
+}
+
+static void
+activate_back_or_forward_menu_item_cb (GtkWidget *menu, EphyWindow *window)
+{
+	EphyEmbed *embed;
+	int go_nth;
+
+	embed = ephy_window_get_active_embed (window);
+	g_return_if_fail (embed != NULL);
+
+	go_nth = (int)g_object_get_data (G_OBJECT(menu), "go_nth");
+
+	ephy_embed_shistory_go_nth (embed, go_nth);
+}
+
+static void
+activate_up_menu_item_cb (GtkWidget *menu, EphyWindow *window)
+{
+	EphyEmbed *embed;
+	int go_nth;
+	GSList *l;
+	gchar *url;
+
+	embed = ephy_window_get_active_embed (window);
+	g_return_if_fail (embed != NULL);
+
+	go_nth = (int)g_object_get_data (G_OBJECT(menu), "go_nth");
+
+	ephy_embed_get_go_up_list (embed, &l);
+
+	url = g_slist_nth_data (l, go_nth);
+	if (url)
+	{
+		ephy_embed_load_url (embed, url);
+	}
+
+	g_slist_foreach (l, (GFunc) g_free, NULL);
+	g_slist_free (l);
+}
+
+static void
+setup_back_or_forward_menu (EphyWindow *window, GtkMenuShell *ms, EphyNavigationDirection dir)
+{
+	int pos, count;
+	EphyEmbed *embed;
+	int start, end;
+
+	embed = ephy_window_get_active_embed (window);
+	g_return_if_fail (embed != NULL);
+
+	ephy_embed_shistory_get_pos (embed, &pos);
+	ephy_embed_shistory_count (embed, &count);
+
+	if (count == 0) return;
+
+	if (dir == EPHY_NAVIGATION_DIRECTION_BACK)
+	{
+		start = pos - 1;
+		end = -1;
+	}
+	else
+	{
+		start = pos + 1;
+		end = count;
+	}
+
+	while (start != end)
+	{
+		char *title, *url;
+		GtkWidget *item;
+		ephy_embed_shistory_get_nth (embed, start, FALSE, &url, &title);
+		item = new_history_menu_item (title ? title : url, NULL);
+		gtk_menu_shell_append (ms, item);
+		g_object_set_data (G_OBJECT (item), "go_nth", GINT_TO_POINTER (start));
+		g_signal_connect (item, "activate",
+                                  G_CALLBACK (activate_back_or_forward_menu_item_cb), window);
+		gtk_widget_show_all (item);
+
+		g_free (url);
+		g_free (title);
+
+		if (start < end)
+		{
+			start++;
+		}
+		else
+		{
+			start--;
+		}
+	}
+}
+
+static void
+setup_up_menu (EphyWindow *window, GtkMenuShell *ms)
+{
+	EphyEmbed *embed;
+	GSList *l;
+	GSList *li;
+	int count = 0;
+
+	embed = ephy_window_get_active_embed (window);
+	g_return_if_fail (embed != NULL);
+
+	ephy_embed_get_go_up_list (embed, &l);
+
+	for (li = l; li; li = li->next)
+	{
+		char *url = li->data;
+		GtkWidget *item;
+
+		item = new_history_menu_item (url, NULL);
+		gtk_menu_shell_append (ms, item);
+		g_object_set_data (G_OBJECT(item), "go_nth", GINT_TO_POINTER (count));
+		g_signal_connect (item, "activate",
+                                  G_CALLBACK (activate_up_menu_item_cb), window);
+		gtk_widget_show_all (item);
+		count ++;
+	}
+
+	g_slist_foreach (l, (GFunc) g_free, NULL);
+	g_slist_free (l);
+}
+
+static void
+menu_activated_cb (EphyArrowToolButton *w, EphyNavigationAction *b)
+{
+	EphyNavigationActionPrivate *p = b->priv;
+	GtkMenuShell *ms = ephy_arrow_toolbutton_get_menu (w);
+	EphyWindow *win = b->priv->window;
+	GList *children;
+	GList *li;
+
+	LOG ("Show navigation menu")
+
+	children = gtk_container_get_children (GTK_CONTAINER (ms));
+	for (li = children; li; li = li->next)
+	{
+		gtk_container_remove (GTK_CONTAINER (ms), li->data);
+	}
+	g_list_free (children);
+
+	switch (p->direction)
+	{
+	case EPHY_NAVIGATION_DIRECTION_UP:
+		setup_up_menu (win, ms);
+		break;
+	case EPHY_NAVIGATION_DIRECTION_FORWARD:
+	case EPHY_NAVIGATION_DIRECTION_BACK:
+		setup_back_or_forward_menu (win, ms, p->direction);
+		break;
+	default:
+		g_assert_not_reached ();
+		break;
+	}
+}
+
+static void
+connect_proxy (EggAction *action, GtkWidget *proxy)
+{
+	LOG ("Connect navigation action proxy")
+
+	g_signal_connect (proxy, "menu-activated",
+			  G_CALLBACK (menu_activated_cb), action);
+
+	(* EGG_ACTION_CLASS (parent_class)->connect_proxy) (action, proxy);
+}
+
+static void
+ephy_navigation_action_set_property (GObject *object,
+                                     guint prop_id,
+                                     const GValue *value,
+                                     GParamSpec *pspec)
+{
+	EphyNavigationAction *nav;
+
+	nav = EPHY_NAVIGATION_ACTION (object);
+
+	switch (prop_id)
+	{
+		case PROP_DIRECTION:
+			nav->priv->direction = g_value_get_int (value);
+			break;
+		case PROP_WINDOW:
+			nav->priv->window = EPHY_WINDOW (g_value_get_object (value));
+			break;
+	}
+}
+
+static void
+ephy_navigation_action_get_property (GObject *object,
+                                     guint prop_id,
+                                     GValue *value,
+                                     GParamSpec *pspec)
+{
+	EphyNavigationAction *nav;
+
+	nav = EPHY_NAVIGATION_ACTION (object);
+
+	switch (prop_id)
+	{
+		case PROP_DIRECTION:
+			g_value_set_int (value, nav->priv->direction);
+			break;
+		case PROP_WINDOW:
+			g_value_set_object (value, nav->priv->window);
+			break;
+	}
+}
+
+static void
+ephy_navigation_action_class_init (EphyNavigationActionClass *class)
+{
+	EggActionClass *action_class;
+	GObjectClass *object_class = G_OBJECT_CLASS (class);
+
+	object_class->set_property = ephy_navigation_action_set_property;
+	object_class->get_property = ephy_navigation_action_get_property;
+
+	parent_class = g_type_class_peek_parent (class);
+	action_class = EGG_ACTION_CLASS (class);
+
+	action_class->toolbar_item_type = EPHY_ARROW_TOOLBUTTON_TYPE;
+	action_class->connect_proxy = connect_proxy;
+
+	g_object_class_install_property (object_class,
+                                         PROP_DIRECTION,
+                                         g_param_spec_int ("direction",
+                                                           "Direction",
+                                                           "Direction",
+                                                           0,
+							   G_MAXINT,
+							   0,
+                                                           G_PARAM_READWRITE));
+	g_object_class_install_property (object_class,
+                                         PROP_WINDOW,
+                                         g_param_spec_object ("window",
+                                                              "Window",
+                                                              "The navigation window",
+                                                              G_TYPE_OBJECT,
+                                                              G_PARAM_READWRITE));
+
+}
+
+static void
+ephy_navigation_action_init (EphyNavigationAction *action)
+{
+        action->priv = g_new0 (EphyNavigationActionPrivate, 1);
+}
+
+