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SDL_ActiveEvent(3) SDL API Reference SDL_ActiveEvent(3)
SDL_ActiveEvent - Application visibility event structure
gain 0 if the event is a loss or 1 if it is a gain.
state SDL_APPMOUSEFOCUS if mouse focus was gained or
lost, SDL_APPINPUTFOCUS if input focus was gained
or lost, or SDL_APPACTIVE if the application was
iconified (gain=0) or restored(gain=1).
SDL_ActiveEvent is a member of the SDL_Event union and is used when an
event of type SDL_ACTIVEEVENT is reported.
When the mouse leaves or enters the window area a SDL_APPMOUSEFOCUS
type activation event occurs, if the mouse entered the window then gain
will be 1, otherwise gain will be 0. A SDL_APPINPUTFOCUS type
activation event occurs when the application loses or gains keyboard
focus. This usually occurs when another application is made active.
Finally, a SDL_APPACTIVE type event occurs when the application is
either minimised/iconified (gain=0) or restored.
This event does not occur when an application window is first
SDL Tue 11 Sep 2001, 22:59 SDL_ActiveEvent(3)