/*
*  Copyright © 2004 Christian Persch
*
*  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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*  $Id$
*/

#include "config.h"

#include "ephy-signal-accumulator.h"

typedef GType (* GetTypeFunc)	(void);

gboolean
ephy_signal_accumulator_object (GSignalInvocationHint *ihint,
				GValue *return_accu,
				const GValue *handler_return,
				gpointer accu_data)
{
	GObject *object;
	GetTypeFunc get_type = (GetTypeFunc) accu_data;

	object = g_value_get_object (handler_return);
	if (object != NULL &&
	    G_TYPE_CHECK_INSTANCE_TYPE (object, get_type ()))
	{
		g_value_set_object (return_accu, object);

		return FALSE;
	}
	else if (object != NULL)
	{
		g_return_val_if_reached (TRUE);
	}

	return TRUE;
}

gboolean
ephy_signal_accumulator_string (GSignalInvocationHint *ihint,
			        GValue *return_accu,
			        const GValue *handler_return,
			        gpointer accu_data)
{
	g_value_copy (handler_return, return_accu);
	
	return g_value_get_string (handler_return) == NULL;
}