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/*
* Copyright (C) 2000, 2004 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.
*
* $Id$
*/
#include "config.h"
#include "ephy-glade.h"
#include <glade/glade-xml.h>
#include <gtk/gtkmenu.h>
#include <gmodule.h>
static void
glade_signal_connect_func (const gchar *cb_name, GObject *obj,
const gchar *signal_name, const gchar *signal_data,
GObject *conn_obj, gboolean conn_after,
gpointer user_data);
/**
* ephy_glade_widget_new:
* @file: a Glade XML file
* @widget_name: the name of a widget within @file
* @root: the returned root #GtkWidget pointer, or %NULL if not wanted
* @data: callback data to connect to all @root's signal callbacks
* @domain: the translation domain for the XML file (or %NULL for default)
*
* Builds a new #GladeXML object from the given @file with root widget
* @widget_name. The widget can also be aquired by passing @root, a pointer
* to a #GtkWidget pointer.
*
* The signal callbacks underneath the desired root widget in @file will all be
* automatically connected; the callback data will be @data.
*
* Libglade automatically caches @file; it is not inefficient to call
* ephy_glade_widget_new() several times on the same XML file.
*
* Return value: the desired #GladeXML object, or %NULL on failure
**/
GladeXML *
ephy_glade_widget_new (const char *file,
const char *widget_name,
GtkWidget **root,
gpointer data,
const char *domain)
{
GladeXML *gxml;
/* build the widget */
gxml = glade_xml_new (file, widget_name, domain);
g_return_val_if_fail (gxml != NULL, NULL);
/* lookup the root widget if requested */
if (root != NULL)
{
*root = glade_xml_get_widget (gxml, widget_name);
}
/* connect signals and data */
glade_xml_signal_autoconnect_full
(gxml, (GladeXMLConnectFunc)glade_signal_connect_func, data);
/* return xml document for subsequent widget lookups */
return gxml;
}
/*
* glade_signal_connect_func: used by glade_xml_signal_autoconnect_full
*/
static void
glade_signal_connect_func (const gchar *cb_name, GObject *obj,
const gchar *signal_name, const gchar *signal_data,
GObject *conn_obj, gboolean conn_after,
gpointer user_data)
{
/** Module with all the symbols of the program */
static GModule *mod_self = NULL;
gpointer handler_func;
/* initialize gmodule */
if (mod_self == NULL)
{
mod_self = g_module_open (NULL, G_MODULE_BIND_LAZY);
g_assert (mod_self != NULL);
}
/*g_print( "glade_signal_connect_func: cb_name = '%s', signal_name = '%s', signal_data = '%s'\n",
cb_name, signal_name, signal_data ); */
if (g_module_symbol (mod_self, cb_name, &handler_func))
{
/* found callback */
if (conn_obj)
{
if (conn_after)
{
g_signal_connect_object
(obj, signal_name,
handler_func, conn_obj,
G_CONNECT_AFTER);
}
else
{
g_signal_connect_object
(obj, signal_name,
handler_func, conn_obj,
G_CONNECT_SWAPPED);
}
}
else
{
/* no conn_obj; use standard connect */
gpointer data = NULL;
data = user_data;
if (conn_after)
{
g_signal_connect_after
(obj, signal_name,
handler_func, data);
}
else
{
g_signal_connect
(obj, signal_name,
handler_func, data);
}
}
}
else
{
g_warning("callback function not found: %s", cb_name);
}
}
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