1 2 /* Simple program: Create a blank window, wait for keypress, quit. 3 4 Please see the SDL documentation for details on using the SDL API: 5 /Developer/Documentation/SDL/docs.html 6 */ 7 8 #include <stdio.h> 9 #include <stdlib.h> 10 #include <string.h> 11 #include <math.h> 12 13 #include "SDL.h" 14 15 int main(int argc, char *argv[]) 16 { 17 Uint32 initflags = SDL_INIT_VIDEO; /* See documentation for details */ 18 SDL_Surface *screen; 19 Uint8 video_bpp = 0; 20 Uint32 videoflags = SDL_SWSURFACE; 21 int done; 22 SDL_Event event; 23 24 /* Initialize the SDL library */ 25 if ( SDL_Init(initflags) < 0 ) { 26 fprintf(stderr, "Couldn't initialize SDL: %s\n", 27 SDL_GetError()); 28 exit(1); 29 } 30 31 /* Set 640x480 video mode */ 32 screen=SDL_SetVideoMode(640,480, video_bpp, videoflags); 33 if (screen == NULL) { 34 fprintf(stderr, "Couldn't set 640x480x%d video mode: %s\n", 35 video_bpp, SDL_GetError()); 36 SDL_Quit(); 37 exit(2); 38 } 39 40 done = 0; 41 while ( !done ) { 42 43 /* Check for events */ 44 while ( SDL_PollEvent(&event) ) { 45 switch (event.type) { 46 47 case SDL_MOUSEMOTION: 48 break; 49 case SDL_MOUSEBUTTONDOWN: 50 break; 51 case SDL_KEYDOWN: 52 /* Any keypress quits the app... */ 53 case SDL_QUIT: 54 done = 1; 55 break; 56 default: 57 break; 58 } 59 } 60 } 61 62 /* Clean up the SDL library */ 63 SDL_Quit(); 64 return(0); 65 } 66
