82 lines
2 KiB
C
82 lines
2 KiB
C
#include <stdio.h> // for fprintf()
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#include <stdlib.h> // for exit()
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#include <SDL3/SDL.h>
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#include <SDL3/SDL_main.h> // only include this one in the source file with main()!
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SDL_Window* window = NULL;
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SDL_Renderer* renderer = NULL;
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static void panic ( const char *text ) __attribute__((noreturn));
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void panic ( const char *text )
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{
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fprintf(stderr, "ERROR: %s. %s\n", text, SDL_GetError());
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SDL_DestroyRenderer(renderer);
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SDL_DestroyWindow(window);
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SDL_Quit();
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exit(1);
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}
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int main( int argc, char* argv[] )
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{
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const int WIDTH = 640;
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const int HEIGHT = 480;
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bool loopShouldStop = false;
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if (!SDL_Init(SDL_INIT_VIDEO))
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{
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panic("SDL_Init failed");
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}
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window = SDL_CreateWindow("Hello SDL", WIDTH, HEIGHT, 0);
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if (!window)
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{
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panic("SDL_CreateWindow");
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}
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renderer = SDL_CreateRenderer(window, 0);
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if (!renderer)
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{
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panic("SDL_CreateRenderer");
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}
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SDL_SetRenderDrawColor(renderer, 255, 64, 0, 255);
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SDL_RenderClear(renderer);
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SDL_RenderPresent(renderer);
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while (!loopShouldStop)
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{
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SDL_Event e;
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SDL_zero(e);
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while (SDL_PollEvent(&e))
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{
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switch (e.type)
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{
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case SDL_EVENT_KEY_DOWN:
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switch (e.key.mod)
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{
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case SDL_KMOD_LCTRL:
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switch (e.key.key)
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{
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case SDLK_Q:
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SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_INFORMATION, "Hello OOPS!", "OOPS!", window);
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break;
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}
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break;
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}
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break;
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case SDL_EVENT_QUIT:
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loopShouldStop = true;
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break;
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default:
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break;
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}
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}
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}
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SDL_DestroyRenderer(renderer);
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SDL_DestroyWindow(window);
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SDL_Quit();
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exit(0);
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}
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