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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
*
* Copyright (C) 2010 Alex Launi <alex launi canonical com>
*
* Licensed under the GNU General Public License Version 2
*
* 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 of the License, 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.
*/
#ifndef __GPM_KBD_BACKLIGHT_H
#define __GPM_KBD_BACKLIGHT_H
#include <gio/gio.h>
#include <glib.h>
#include <glib-object.h>
G_BEGIN_DECLS
#define GPM_TYPE_KBD_BACKLIGHT (gpm_kbd_backlight_get_type ())
#define GPM_KBD_BACKLIGHT(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GPM_TYPE_KBD_BACKLIGHT, GpmKbdBacklight))
#define GPM_KBD_BACKLIGHT_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), GPM_TYPE_KBD_BACKLIGHT, GpmKbdBacklightClass))
#define GPM_IS_KBD_BACKLIGHT(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GPM_TYPE_KBD_BACKLIGHT))
#define GPM_IS_KBD_BACKLIGHT_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), GPM_TYPE_KBD_BACKLIGHT))
#define GPM_KBD_BACKLIGHT_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GPM_TYPE_KBD_BACKLIGHT, GpmKbdBacklightClass))
#define GPM_KBD_BACKLIGHT_DIM_INTERVAL 5 /* ms */
#define GPM_KBD_BACKLIGHT_STEP 10 /* change by 10% each step */
typedef struct GpmKbdBacklightPrivate GpmKbdBacklightPrivate;
typedef struct
{
GObject parent;
GpmKbdBacklightPrivate *priv;
} GpmKbdBacklight;
typedef struct
{
GObjectClass parent_class;
void (* brightness_changed) (GpmKbdBacklight *backlight,
gint brightness);
} GpmKbdBacklightClass;
typedef enum
{
GPM_KBD_BACKLIGHT_ERROR_GENERAL,
GPM_KBD_BACKLIGHT_ERROR_DATA_NOT_AVAILABLE,
GPM_KBD_BACKLIGHT_ERROR_HARDWARE_NOT_PRESENT
} GpmKbdBacklightError;
GType gpm_kbd_backlight_get_type (void);
GQuark gpm_kbd_backlight_error_quark (void);
GpmKbdBacklight *gpm_kbd_backlight_new (void);
gboolean gpm_kbd_backlight_get_brightness (GpmKbdBacklight *backlight,
guint *brightness,
GError **error);
gboolean gpm_kbd_backlight_set_brightness (GpmKbdBacklight *backlight,
guint brightness,
GError **error);
void gpm_kbd_backlight_register_dbus (GpmKbdBacklight *backlight,
GDBusConnection *connection,
GError **error);
G_END_DECLS
#endif /* __GPM_KBD_BACKLIGHT_H */
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