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>SDL_ActiveEvent< /TITLE
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>SDL Library Documentation< /TH
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>SDL_ActiveEvent< /H1
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>< A
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>< /A
>< H2
>Name< /H2
>SDL_ActiveEvent -- Application visibility event structure< /DIV
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>< A
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NAME="AEN3958"
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>< /A
>< H2
>Structure Definition< /H2
>< PRE
CLASS="PROGRAMLISTING"
>typedef struct{
Uint8 type;
Uint8 gain;
Uint8 state;
} SDL_ActiveEvent;< /PRE
>< /DIV
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>< A
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>Structure Data< /H2
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>< TT
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>< I
>type< /I
>< /TT
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>< TT
CLASS="LITERAL"
>SDL_ACTIVEEVENT.< /TT
>< /TD
>< /TR
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>< TD
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>< TT
CLASS="STRUCTFIELD"
>< I
>gain< /I
>< /TT
>< /TD
>< TD
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>0 if the event is a loss or 1 if it is a gain.< /TD
>< /TR
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>< TD
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>< TT
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>< I
>state< /I
>< /TT
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>< TD
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>< TT
CLASS="LITERAL"
>SDL_APPMOUSEFOCUS< /TT
> if mouse focus was gained or lost, < TT
CLASS="LITERAL"
>SDL_APPINPUTFOCUS< /TT
> if input focus was gained or lost, or < TT
CLASS="LITERAL"
>SDL_APPACTIVE< /TT
> if the application was iconified (< TT
CLASS="STRUCTFIELD"
>< I
>gain< /I
>< /TT
>=0) or restored(< TT
CLASS="STRUCTFIELD"
>< I
>gain< /I
>< /TT
>=1).< /TD
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>< A
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>< H2
>Description< /H2
>< P
>< SPAN
CLASS="STRUCTNAME"
>SDL_ActiveEvent< /SPAN
> is a member of the < A
HREF="sdlevent.html"
>< SPAN
CLASS="STRUCTNAME"
>SDL_Event< /SPAN
>< /A
> union and is used when an event of type < TT
CLASS="LITERAL"
>SDL_ACTIVEEVENT< /TT
> is reported.< /P
>< P
>When the mouse leaves or enters the window area a < TT
CLASS="LITERAL"
>SDL_APPMOUSEFOCUS< /TT
> type activation event occurs, if the mouse entered the window then < TT
CLASS="STRUCTFIELD"
>< I
>gain< /I
>< /TT
> will be 1, otherwise < TT
CLASS="STRUCTFIELD"
>< I
>gain< /I
>< /TT
> will be 0. A < TT
CLASS="LITERAL"
>SDL_APPINPUTFOCUS< /TT
> type activation event occurs when the application loses or gains keyboard focus. This usually occurs when another application is made active. Finally, a < TT
CLASS="LITERAL"
>SDL_APPACTIVE< /TT
> type event occurs when the application is either minimised/iconified (< TT
CLASS="STRUCTFIELD"
>< I
>gain< /I
>< /TT
>=0) or restored.< /P
>< DIV
CLASS="NOTE"
>< BLOCKQUOTE
CLASS="NOTE"
>< P
>< B
>Note: < /B
>This event does not occur when an application window is first created.< /P
>< /BLOCKQUOTE
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>< A
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>< /A
>< H2
>See Also< /H2
>< P
>< A
HREF="sdlevent.html"
>< SPAN
CLASS="STRUCTNAME"
>SDL_Event< /SPAN
>< /A
>,
< A
HREF="sdlgetappstate.html"
>< TT
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>SDL_GetAppState< /TT
>< /A
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