31 lines
823 B
C
31 lines
823 B
C
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#ifndef ISCREENSAVER_H
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#define ISCREENSAVER_H
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#include "IInterface.h"
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class IScreenSaver : public IInterface {
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public:
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// note -- the c'tor/d'tor must *not* enable/disable the screen saver
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// manipulators
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// enable/disable the screen saver. enable() should restore the
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// screen saver settings to what they were when disable() was
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// previously called. if disable() wasn't previously called then
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// it should keep the current settings or use reasonable defaults.
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virtual void enable() = 0;
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virtual void disable() = 0;
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// activate/deactivate (i.e. show/hide) the screen saver.
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// deactivate() also resets the screen saver timer.
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virtual void activate() = 0;
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virtual void deactivate() = 0;
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// accessors
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// returns true iff the screen saver is active
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virtual bool isActive() const = 0;
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};
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#endif
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