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https://github.com/Ryujinx/SDL.git
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24c86b5501
since the window system doesn't do it for us like other platforms. This prevents sticky keys and missed keys when going in and out of focus, for example Alt would appear to stick if switching away from an SDL app with Alt-Tab and had to be pressed again. CR: Sam
103 lines
2.6 KiB
C
103 lines
2.6 KiB
C
/*
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Copyright (C) 1997-2014 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely.
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*/
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/* Simple program: Test relative mouse motion */
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#include <stdlib.h>
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#include <stdio.h>
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#include <time.h>
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#include "SDL_test_common.h"
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static SDLTest_CommonState *state;
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static void
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DrawRects(SDL_Renderer * renderer, SDL_Rect * rect)
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{
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SDL_SetRenderDrawColor(renderer, 255, 127, 0, 255);
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SDL_RenderFillRect(renderer, rect);
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}
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int
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main(int argc, char *argv[])
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{
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int i, done;
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SDL_Rect rect;
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SDL_Event event;
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/* Enable standard application logging */
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SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
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/* Initialize test framework */
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state = SDLTest_CommonCreateState(argv, SDL_INIT_VIDEO);
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if (!state) {
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return 1;
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}
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for (i = 1; i < argc; ++i) {
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SDLTest_CommonArg(state, i);
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}
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if (!SDLTest_CommonInit(state)) {
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return 2;
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}
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/* Create the windows and initialize the renderers */
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for (i = 0; i < state->num_windows; ++i) {
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SDL_Renderer *renderer = state->renderers[i];
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SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_NONE);
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SDL_SetRenderDrawColor(renderer, 0xA0, 0xA0, 0xA0, 0xFF);
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SDL_RenderClear(renderer);
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}
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srand((unsigned int)time(NULL));
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if(SDL_SetRelativeMouseMode(SDL_TRUE) < 0) {
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return 3;
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};
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rect.x = DEFAULT_WINDOW_WIDTH / 2;
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rect.y = DEFAULT_WINDOW_HEIGHT / 2;
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rect.w = 10;
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rect.h = 10;
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/* Main render loop */
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done = 0;
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while (!done) {
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/* Check for events */
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while (SDL_PollEvent(&event)) {
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SDLTest_CommonEvent(state, &event, &done);
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switch(event.type) {
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case SDL_MOUSEMOTION:
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{
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rect.x += event.motion.xrel;
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rect.y += event.motion.yrel;
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}
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break;
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}
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}
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for (i = 0; i < state->num_windows; ++i) {
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SDL_Renderer *renderer = state->renderers[i];
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if (state->windows[i] == NULL)
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continue;
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SDL_SetRenderDrawColor(renderer, 0xA0, 0xA0, 0xA0, 0xFF);
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SDL_RenderClear(renderer);
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DrawRects(renderer, &rect);
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SDL_RenderPresent(renderer);
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}
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}
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SDLTest_CommonQuit(state);
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return 0;
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}
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/* vi: set ts=4 sw=4 expandtab: */
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