1 files changed, 342 insertions, 0 deletions
diff --git a/lib/toolbar/ephy-tbi-navigation-history.c b/lib/toolbar/ephy-tbi-navigation-history.c
new file mode 100644
index 000000000..c6edc9865
--- /dev/null
+++ b/lib/toolbar/ephy-tbi-navigation-history.c
@@ -0,0 +1,342 @@
+/*
+ *  Copyright (C) 2002  Ricardo Fernández Pascual
+ *
+ *  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.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <libgnome/gnome-i18n.h>
+#include <bonobo/bonobo-ui-toolbar-button-item.h>
+#include <bonobo/bonobo-property-bag.h>
+#include <gtk/gtktogglebutton.h>
+#include <gtk/gtkstock.h>
+#include <string.h>
+
+#include "ephy-tbi-navigation-history.h"
+#include "ephy-gobject-misc.h"
+#include "ephy-marshal.h"
+#include "ephy-bonobo-extensions.h"
+
+#define NOT_IMPLEMENTED g_warning ("not implemented: " G_STRLOC);
+//#define DEBUG_MSG(x) g_print x
+#define DEBUG_MSG(x)
+
+/**
+ * Private data
+ */
+struct _EphyTbiNavigationHistoryPrivate
+{
+	GtkWidget *widget;
+
+	EphyTbiNavigationHistoryDirection direction;
+};
+
+enum
+{
+        TOOLBAR_ITEM_STYLE_PROP,
+        TOOLBAR_ITEM_ORIENTATION_PROP,
+	TOOLBAR_ITEM_PRIORITY_PROP
+};
+
+/**
+ * Private functions, only availble from this file
+ */
+static void		ephy_tbi_navigation_history_class_init		(EphyTbiNavigationHistoryClass *klass);
+static void		ephy_tbi_navigation_history_init		(EphyTbiNavigationHistory *tb);
+static void		ephy_tbi_navigation_history_finalize_impl	(GObject *o);
+static GtkWidget *	ephy_tbi_navigation_history_get_widget_impl	(EphyTbItem *i);
+static GdkPixbuf *	ephy_tbi_navigation_history_get_icon_impl	(EphyTbItem *i);
+static gchar *		ephy_tbi_navigation_history_get_name_human_impl	(EphyTbItem *i);
+static gchar *		ephy_tbi_navigation_history_to_string_impl	(EphyTbItem *i);
+static gboolean		ephy_tbi_navigation_history_is_unique_impl	(EphyTbItem *i);
+static EphyTbItem *	ephy_tbi_navigation_history_clone_impl		(EphyTbItem *i);
+static void		ephy_tbi_navigation_history_parse_properties_impl (EphyTbItem *i, const gchar *props);
+static void		ephy_tbi_navigation_history_add_to_bonobo_tb_impl (EphyTbItem *i,
+									  BonoboUIComponent *ui,
+									  const char *container_path,
+									  guint index);
+
+static gpointer ephy_tb_item_class;
+
+/**
+ * TbiNavigationHistory object
+ */
+
+MAKE_GET_TYPE (ephy_tbi_navigation_history, "EphyTbiNavigationHistory", EphyTbiNavigationHistory,
+	       ephy_tbi_navigation_history_class_init,
+	       ephy_tbi_navigation_history_init, EPHY_TYPE_TB_ITEM);
+
+static void
+ephy_tbi_navigation_history_class_init (EphyTbiNavigationHistoryClass *klass)
+{
+	G_OBJECT_CLASS (klass)->finalize = ephy_tbi_navigation_history_finalize_impl;
+
+	EPHY_TB_ITEM_CLASS (klass)->get_widget = ephy_tbi_navigation_history_get_widget_impl;
+	EPHY_TB_ITEM_CLASS (klass)->get_icon = ephy_tbi_navigation_history_get_icon_impl;
+	EPHY_TB_ITEM_CLASS (klass)->get_name_human = ephy_tbi_navigation_history_get_name_human_impl;
+	EPHY_TB_ITEM_CLASS (klass)->to_string = ephy_tbi_navigation_history_to_string_impl;
+	EPHY_TB_ITEM_CLASS (klass)->is_unique = ephy_tbi_navigation_history_is_unique_impl;
+	EPHY_TB_ITEM_CLASS (klass)->clone = ephy_tbi_navigation_history_clone_impl;
+	EPHY_TB_ITEM_CLASS (klass)->parse_properties = ephy_tbi_navigation_history_parse_properties_impl;
+	EPHY_TB_ITEM_CLASS (klass)->add_to_bonobo_tb = ephy_tbi_navigation_history_add_to_bonobo_tb_impl;
+
+	ephy_tb_item_class = g_type_class_peek_parent (klass);
+}
+
+static void
+ephy_tbi_navigation_history_init (EphyTbiNavigationHistory *tb)
+{
+	EphyTbiNavigationHistoryPrivate *p = g_new0 (EphyTbiNavigationHistoryPrivate, 1);
+	tb->priv = p;
+
+	p->direction = EPHY_TBI_NAVIGATION_HISTORY_BACK;
+}
+
+EphyTbiNavigationHistory *
+ephy_tbi_navigation_history_new (void)
+{
+	EphyTbiNavigationHistory *ret = g_object_new (EPHY_TYPE_TBI_NAVIGATION_HISTORY, NULL);
+	return ret;
+}
+
+static void
+ephy_tbi_navigation_history_finalize_impl (GObject *o)
+{
+	EphyTbiNavigationHistory *it = EPHY_TBI_NAVIGATION_HISTORY (o);
+	EphyTbiNavigationHistoryPrivate *p = it->priv;
+
+	if (p->widget)
+	{
+		g_object_unref (p->widget);
+	}
+
+	g_free (p);
+
+	DEBUG_MSG (("EphyTbiNavigationHistory finalized\n"));
+
+	G_OBJECT_CLASS (ephy_tb_item_class)->finalize (o);
+}
+
+static GtkWidget *
+ephy_tbi_navigation_history_get_widget_impl (EphyTbItem *i)
+{
+	EphyTbiNavigationHistory *iz = EPHY_TBI_NAVIGATION_HISTORY (i);
+	EphyTbiNavigationHistoryPrivate *p = iz->priv;
+
+	DEBUG_MSG (("in ephy_tbi_navigation_history_get_widget_impl\n"));
+	if (!p->widget)
+	{
+		DEBUG_MSG (("in ephy_tbi_navigation_history_get_widget_impl, really\n"));
+
+		p->widget = gtk_toggle_button_new ();
+		gtk_button_set_relief (GTK_BUTTON (p->widget), GTK_RELIEF_NONE);
+
+		gtk_container_add (GTK_CONTAINER (p->widget),
+				   gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_OUT));
+
+		g_object_ref (p->widget);
+		gtk_object_sink (GTK_OBJECT (p->widget));
+	}
+
+	return p->widget;
+}
+
+static GdkPixbuf *
+ephy_tbi_navigation_history_get_icon_impl (EphyTbItem *i)
+{
+		return NULL;
+}
+
+static gchar *
+ephy_tbi_navigation_history_get_name_human_impl (EphyTbItem *i)
+{
+	EphyTbiNavigationHistoryPrivate *p = EPHY_TBI_NAVIGATION_HISTORY (i)->priv;
+	const gchar *ret;
+
+	switch (p->direction)
+	{
+	case EPHY_TBI_NAVIGATION_HISTORY_BACK:
+		ret = _("Back History");
+		break;
+	case EPHY_TBI_NAVIGATION_HISTORY_FORWARD:
+		ret = _("Forward History");
+		break;
+	case EPHY_TBI_NAVIGATION_HISTORY_UP:
+		ret = _("Up Several Levels");
+		break;
+	default:
+		g_assert_not_reached ();
+		ret = "unknown";
+	}
+
+	return g_strdup (ret);
+}
+
+static gchar *
+ephy_tbi_navigation_history_to_string_impl (EphyTbItem *i)
+{
+	EphyTbiNavigationHistoryPrivate *p = EPHY_TBI_NAVIGATION_HISTORY (i)->priv;
+
+	/* if it had any properties, the string should include them */
+	const char *sdir;
+
+	switch (p->direction)
+	{
+	case EPHY_TBI_NAVIGATION_HISTORY_BACK:
+		sdir = "back";
+		break;
+	case EPHY_TBI_NAVIGATION_HISTORY_FORWARD:
+		sdir = "forward";
+		break;
+	case EPHY_TBI_NAVIGATION_HISTORY_UP:
+		sdir = "up";
+		break;
+	default:
+		g_assert_not_reached ();
+		sdir = "unknown";
+	}
+
+	return g_strdup_printf ("%s=navigation_history(direction=%s)", i->id, sdir);
+}
+
+static gboolean
+ephy_tbi_navigation_history_is_unique_impl (EphyTbItem *i)
+{
+	return TRUE;
+}
+
+static EphyTbItem *
+ephy_tbi_navigation_history_clone_impl (EphyTbItem *i)
+{
+	EphyTbiNavigationHistoryPrivate *p = EPHY_TBI_NAVIGATION_HISTORY (i)->priv;
+	EphyTbItem *ret = EPHY_TB_ITEM (ephy_tbi_navigation_history_new ());
+
+	ephy_tb_item_set_id (ret, i->id);
+
+	/* should copy properties too, if any */
+	ephy_tbi_navigation_history_set_direction (EPHY_TBI_NAVIGATION_HISTORY (ret), p->direction);
+
+	return ret;
+}
+
+static void
+ephy_tbi_navigation_history_property_set_cb (BonoboPropertyBag *bag,
+					     const BonoboArg   *arg,
+					     guint              arg_id,
+					     CORBA_Environment *ev,
+					     gpointer           user_data)
+{
+	BonoboControl *control;
+	BonoboUIToolbarItem *item;
+	GtkOrientation orientation;
+	BonoboUIToolbarItemStyle style;
+
+	control = BONOBO_CONTROL (user_data);
+	item = BONOBO_UI_TOOLBAR_ITEM (bonobo_control_get_widget (control));
+
+	switch (arg_id) {
+	case TOOLBAR_ITEM_ORIENTATION_PROP:
+		orientation = BONOBO_ARG_GET_INT (arg);
+		bonobo_ui_toolbar_item_set_orientation (item, orientation);
+
+		if (GTK_WIDGET (item)->parent) {
+			gtk_widget_queue_resize (GTK_WIDGET (item)->parent);
+		}
+		break;
+	case TOOLBAR_ITEM_STYLE_PROP:
+		style = BONOBO_ARG_GET_INT (arg);
+		bonobo_ui_toolbar_item_set_style (item, style);
+		break;
+	}
+}
+
+static void
+ephy_tbi_navigation_history_add_to_bonobo_tb_impl (EphyTbItem *i, BonoboUIComponent *ui,
+						   const char *container_path, guint index)
+{
+	BonoboPropertyBag *pb;
+	BonoboControl *wrapper;
+	BonoboUIToolbarItem *item;
+	GtkWidget *button;
+
+	DEBUG_MSG (("in ephy_tbi_navigation_history_add_to_bonobo_tb_impl\n"));
+
+	item = BONOBO_UI_TOOLBAR_ITEM (bonobo_ui_toolbar_item_new ());
+
+	button = ephy_tb_item_get_widget (i);
+	gtk_container_add (GTK_CONTAINER (item), button);
+	gtk_widget_show_all (GTK_WIDGET (item));
+
+	wrapper = ephy_bonobo_add_numbered_control (ui, GTK_WIDGET (item), index, container_path);
+
+	pb = bonobo_property_bag_new
+		(NULL, ephy_tbi_navigation_history_property_set_cb, wrapper);
+	bonobo_property_bag_add (pb, "style",
+				 TOOLBAR_ITEM_STYLE_PROP,
+				 BONOBO_ARG_INT, NULL, NULL,
+				 Bonobo_PROPERTY_WRITEABLE);
+	bonobo_property_bag_add (pb, "orientation",
+				 TOOLBAR_ITEM_ORIENTATION_PROP,
+				 BONOBO_ARG_INT, NULL, NULL,
+				 Bonobo_PROPERTY_WRITEABLE);
+	bonobo_control_set_properties (wrapper, BONOBO_OBJREF (pb), NULL);
+	bonobo_object_unref (pb);
+}
+
+static void
+ephy_tbi_navigation_history_parse_properties_impl (EphyTbItem *it, const gchar *props)
+{
+	EphyTbiNavigationHistory *a = EPHY_TBI_NAVIGATION_HISTORY (it);
+
+	/* yes, this is quite hacky, but works */
+
+	/* we have aproperty, the direction */
+	const gchar *direc_prop;
+
+	direc_prop = strstr (props, "direction=");
+	if (direc_prop)
+	{
+		direc_prop += strlen ("direction=");
+		if (!strncmp (direc_prop, "back", 4))
+		{
+			ephy_tbi_navigation_history_set_direction (a, EPHY_TBI_NAVIGATION_HISTORY_BACK);
+		}
+		else if (!strncmp (direc_prop, "forward", 4))
+		{
+			ephy_tbi_navigation_history_set_direction (a, EPHY_TBI_NAVIGATION_HISTORY_FORWARD);
+		}
+		else if (!strncmp (direc_prop, "up", 2))
+		{
+			ephy_tbi_navigation_history_set_direction (a, EPHY_TBI_NAVIGATION_HISTORY_UP);
+		}
+	}
+}
+
+void
+ephy_tbi_navigation_history_set_direction (EphyTbiNavigationHistory *a, EphyTbiNavigationHistoryDirection d)
+{
+	EphyTbiNavigationHistoryPrivate *p = a->priv;
+
+	g_return_if_fail (d == EPHY_TBI_NAVIGATION_HISTORY_UP
+			  || d == EPHY_TBI_NAVIGATION_HISTORY_BACK
+			  || d == EPHY_TBI_NAVIGATION_HISTORY_FORWARD);
+
+	p->direction = d;
+
+}
+