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244 lines
3.4 KiB
244 lines
3.4 KiB
<HTML |
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>SDL_PumpEvents</TITLE |
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CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+ |
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TITLE="Event Functions." |
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TITLE="Event Functions." |
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TITLE="SDL_PeepEvents" |
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>SDL Library Documentation</TH |
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><H1 |
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><A |
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NAME="SDLPUMPEVENTS" |
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></A |
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>SDL_PumpEvents</H1 |
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><DIV |
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CLASS="REFNAMEDIV" |
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><A |
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NAME="AEN5387" |
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></A |
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><H2 |
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>Name</H2 |
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>SDL_PumpEvents -- Pumps the event loop, gathering events from the input devices.</DIV |
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><DIV |
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CLASS="REFSYNOPSISDIV" |
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><A |
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NAME="AEN5390" |
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></A |
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><H2 |
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>Synopsis</H2 |
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><DIV |
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CLASS="FUNCSYNOPSIS" |
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><A |
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NAME="AEN5391" |
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></A |
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><P |
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></P |
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><PRE |
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CLASS="FUNCSYNOPSISINFO" |
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>#include "SDL.h"</PRE |
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><P |
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><CODE |
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><CODE |
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CLASS="FUNCDEF" |
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>void <B |
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CLASS="FSFUNC" |
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>SDL_PumpEvents</B |
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></CODE |
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>(void);</CODE |
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></P |
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><P |
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></P |
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><DIV |
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CLASS="REFSECT1" |
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><A |
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NAME="AEN5397" |
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></A |
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><H2 |
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>Description</H2 |
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><P |
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>Pumps the event loop, gathering events from the input devices.</P |
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><P |
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><TT |
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CLASS="FUNCTION" |
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>SDL_PumpEvents</TT |
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> gathers all the pending input information from devices and places it on the event queue. Without calls to <TT |
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CLASS="FUNCTION" |
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>SDL_PumpEvents</TT |
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> no events would ever be placed on the queue. Often calls the need for <TT |
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CLASS="FUNCTION" |
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>SDL_PumpEvents</TT |
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> is hidden from the user since <A |
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HREF="sdlpollevent.html" |
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><TT |
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CLASS="FUNCTION" |
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>SDL_PollEvent</TT |
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></A |
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> and <A |
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HREF="sdlwaitevent.html" |
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><TT |
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CLASS="FUNCTION" |
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>SDL_WaitEvent</TT |
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></A |
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> implicitly call <TT |
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CLASS="FUNCTION" |
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>SDL_PumpEvents</TT |
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>. However, if you are not polling or waiting for events (e.g. you are filtering them), then you must call <TT |
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CLASS="FUNCTION" |
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>SDL_PumpEvents</TT |
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> to force an event queue update.</P |
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><DIV |
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CLASS="NOTE" |
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><BLOCKQUOTE |
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CLASS="NOTE" |
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><P |
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><B |
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>Note: </B |
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>You can only call this function in the thread that set the video mode.</P |
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></BLOCKQUOTE |
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><DIV |
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CLASS="REFSECT1" |
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><A |
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NAME="AEN5412" |
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></A |
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><H2 |
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>See Also</H2 |
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><P |
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><A |
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HREF="sdlpollevent.html" |
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><TT |
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CLASS="FUNCTION" |
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>SDL_PollEvent</TT |
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></A |
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></P |
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>Event Functions.</TD |
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>SDL_PeepEvents</TD |
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