SDL_GetKeyState.3
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Visual C++
- .TH "SDL_GetKeyState" "3" "Tue 11 Sep 2001, 22:59" "SDL" "SDL API Reference"
- .SH "NAME"
- SDL_GetKeyState- Get a snapshot of the current keyboard state
- .SH "SYNOPSIS"
- .PP
- fB#include "SDL&.h"
- .sp
- fBUint8 *fBSDL_GetKeyStatefPfR(fBint *numkeysfR);
- .SH "DESCRIPTION"
- .PP
- Gets a snapshot of the current keyboard state&. The current state is return as a pointer to an array, the size of this array is stored in fBnumkeysfR&. The array is indexed by the fIfBSDLK_*fPfR symbols&. A value of 1 means the key is pressed and a value of 0 means its not&. The pointer returned is a pointer to an internal SDL array and should not be freed by the caller&.
- .PP
- .RS
- fBNote:
- .PP
- Use fIfBSDL_PumpEventsfPfR to update the state array&.
- .RE
- .SH "EXAMPLE"
- .PP
- .PP
- .nf
- f(CWUint8 *keystate = SDL_GetKeyState(NULL);
- if ( keystate[SDLK_RETURN] ) printf("Return Key Pressed&.
- ");fR
- .fi
- .PP
- .SH "SEE ALSO"
- .PP
- fIfBSDL Key SymbolsfPfR, fIfBSDL_PumpEventsfPfR
- ..." created by instant / docbook-to-man, Tue 11 Sep 2001, 22:59