sugar-toolkit-gtk3/src/sugar/sugar-key-grabber.h

/*
 * Copyright (C) 2006-2007, Red Hat, Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

#ifndef __SUGAR_KEY_GRABBER_H__
#define __SUGAR_KEY_GRABBER_H__

#include <glib-object.h>
#include <gdk/gdkwindow.h>

G_BEGIN_DECLS

typedef struct _SugarKeyGrabber SugarKeyGrabber;
typedef struct _SugarKeyGrabberClass SugarKeyGrabberClass;
typedef struct _SugarKeyGrabberPrivate SugarKeyGrabberPrivate;

#define SUGAR_TYPE_KEY_GRABBER			(sugar_key_grabber_get_type())
#define SUGAR_KEY_GRABBER(object)	    (G_TYPE_CHECK_INSTANCE_CAST((object), SUGAR_TYPE_KEY_GRABBER, SugarKeyGrabber))
#define SUGAR_KEY_GRABBER_CLASS(klass)	    (G_TYPE_CHACK_CLASS_CAST((klass), SUGAR_TYPE_KEY_GRABBER, SugarKeyGrabberClass))
#define SUGAR_IS_KEY_GRABBER(object)	    (G_TYPE_CHECK_INSTANCE_TYPE((object), SUGAR_TYPE_KEY_GRABBER))
#define SUGAR_IS_KEYGRABBER_CLASS(klass)    (G_TYPE_CHECK_CLASS_TYPE((klass), SUGAR_TYPE_KEY_GRABBER))
#define SUGAR_KEY_GRABBER_GET_CLASS(object) (G_TYPE_INSTANCE_GET_CLASS((object), SUGAR_TYPE_KEY_GRABBER, SugarKeyGrabberClass))

struct _SugarKeyGrabber {
	GObject base_instance;

	GdkWindow *root;
	GList *keys;
};

struct _SugarKeyGrabberClass {
	GObjectClass base_class;

	gboolean (* key_pressed)  (SugarKeyGrabber *grabber,
							   guint            keycode,
							   guint            state);
	gboolean (* key_released) (SugarKeyGrabber *grabber,
							   guint            keycode,
							   guint            state);
};

GType	 sugar_key_grabber_get_type	(void);
void     sugar_key_grabber_grab		(SugarKeyGrabber *grabber,
									 const char	     *key);
char    *sugar_key_grabber_get_key  (SugarKeyGrabber *grabber,
									 guint            keycode,
									 guint            state);

G_END_DECLS

#endif /* __SUGAR_KEY_GRABBER_H__ */