source: smplayer/trunk/src/screensaver.h

/*  smplayer, GUI front-end for mplayer.
    Copyright (C) 2006-2017 Ricardo Villalba <rvm@users.sourceforge.net>

    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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

//! This class disables and restores the windows screensaver 

#ifndef WINSCREENSAVER_H
#define WINSCREENSAVER_H

#ifdef Q_OS_OS2
#include <QLibrary>
#else
#undef _WIN32_WINNT
#define _WIN32_WINNT 0x0501
#endif

class WinScreenSaver
{
public:
        WinScreenSaver();
        ~WinScreenSaver();

        void disable();
        void enable();

private:
        void retrieveState();
        void restoreState();
#ifdef Q_OS_OS2
        void unload();
#endif

private:
#ifndef Q_OS_OS2
        int lowpower, poweroff, screensaver;
#else
        QLibrary *SSaver;
        typedef int (*FuncPtr) (void);
        FuncPtr SSCore_TempDisable;
        FuncPtr SSCore_TempEnable;
#endif
        bool state_saved, modified;
};

#endif