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wang-bin
39 lines
841 B
C++
39 lines
841 B
C++
#ifndef SCREENSAVER_H
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#define SCREENSAVER_H
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#include "common_export.h"
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#include <QtCore/QObject>
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// TODO: read QtSystemInfo.ScreenSaver
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class COMMON_EXPORT ScreenSaver : QObject
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{
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Q_OBJECT
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public:
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static ScreenSaver& instance();
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ScreenSaver();
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~ScreenSaver();
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// enable: just restore the previous settings. settings changed during the object life will ignored
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bool enable(bool yes);
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public slots:
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void enable();
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void disable();
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protected:
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virtual void timerEvent(QTimerEvent *);
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private:
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//return false if already called
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bool retrieveState();
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bool restoreState();
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bool state_saved, modified;
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#ifdef Q_OS_LINUX
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bool isX11;
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int timeout;
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int interval;
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int preferBlanking;
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int allowExposures;
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#endif //Q_OS_LINUX
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int ssTimerId; //for mac
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};
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#endif // SCREENSAVER_H
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