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| >SDL_ActiveEvent</A |
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| ><H2 |
| >Name</H2 |
| >SDL_ActiveEvent -- Application visibility event structure</DIV |
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| NAME="AEN3574" |
| ></A |
| ><H2 |
| >Structure Definition</H2 |
| ><PRE |
| CLASS="PROGRAMLISTING" |
| >typedef struct{ |
| Uint8 type; |
| Uint8 gain; |
| Uint8 state; |
| } SDL_ActiveEvent;</PRE |
| ></DIV |
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| ><H2 |
| >Structure Data</H2 |
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| ><I |
| >type</I |
| ></TT |
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| ><TT |
| CLASS="LITERAL" |
| >SDL_ACTIVEEVENT.</TT |
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| ><TT |
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| ><I |
| >gain</I |
| ></TT |
| ></TD |
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| VALIGN="TOP" |
| >0 if the event is a loss or 1 if it is a gain.</TD |
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| ><TR |
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| ALIGN="LEFT" |
| VALIGN="TOP" |
| ><TT |
| CLASS="STRUCTFIELD" |
| ><I |
| >state</I |
| ></TT |
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| ALIGN="LEFT" |
| VALIGN="TOP" |
| ><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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| ></DIV |
| ><DIV |
| CLASS="REFSECT1" |
| ><A |
| NAME="AEN3600" |
| ></A |
| ><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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| ></DIV |
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| CLASS="REFSECT1" |
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| NAME="AEN3616" |
| ></A |
| ><H2 |
| >See Also</H2 |
| ><P |
| ><A |
| HREF="sdlevent.html" |
| ><SPAN |
| CLASS="STRUCTNAME" |
| >SDL_Event</SPAN |
| ></A |
| >, |
| <A |
| HREF="sdlgetappstate.html" |
| ><TT |
| CLASS="FUNCTION" |
| >SDL_GetAppState</TT |
| ></A |
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