acpi.h

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/***************************************************************************
 *                                                                         *
 *                         Powersave Daemon                                *
 *                                                                         *
 *          Copyright (C) 2004,2005 SUSE Linux Products GmbH               *
 *                                                                         *
 *               Author(s): Holger Macht <hmacht@suse.de>                  *
 *                                                                         *
 * 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 you   *
 * 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 St, Fifth Floor, Boston, MA 02110-1301 USA                  *
 *                                                                         *
 ***************************************************************************/

#ifndef POWERSAVE_ACPI_H
#define POWERSAVE_ACPI_H

#define ACPI_SLEEPFILE "/proc/acpi/sleep"

#include "pm_interface.h"

class ACPI_Interface : public PM_Interface {
public:
         ACPI_Interface();

         virtual ~ ACPI_Interface();

        virtual int openHWEventFD();

        virtual int handleHWEventRequest(int fd = -1);

        virtual int suspend_to_ram();

        virtual int standby();

        unsigned long getTimestamp();

        virtual int openAcpidSocket();

        virtual void activateSettings();

        static string ACPI_EVENTFILE;

private:
        int setBatteryAlarm_();

        unsigned long _last_button_occurence;

        const static unsigned int _button_time_window = 1000;
};

#endif // POWERSAVE_ACPI_H

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