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Small test-program that prints key events

sdl2_dk_test.c (text/x-csrc), 1.94 KB, created by Daniel Gibson on 2013-08-28 21:38:31 UTC

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Description:

Filename:

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Creator: Daniel Gibson

Created: 2013-08-28 21:38:31 UTC

Size: 1.94 KB

patch

obsolete

>/*
> * SDL2 keyboard-input/deadkey test for sdl2_x11_no_deadkeys_wo_textinput.patch
> * 
> * Click into window to disable/enable SDL_TEXTINPUT
> */
>#include <stdio.h>
>#include <SDL2/SDL.h>
>
>void eventloop(FILE* outfile) {
>	while(1) {
>		SDL_Event ev;
>		if(SDL_PollEvent(&ev) == 0) {
>			// fprintf(outfile, "SDL_PollEvent() didn't return an event!\n");
>			SDL_Delay(250);
>			continue;
>		}
>		
>		switch(ev.type) {
>			case SDL_QUIT:
>				fprintf(outfile, "Received SDL_QUIT - bye!\n");
>				return;
>			case SDL_KEYUP:
>			case SDL_KEYDOWN:
>				if(ev.type == SDL_KEYUP)
>					fprintf(outfile, "SDL_KEYUP: ");
>				else
>					fprintf(outfile, "SDL_KEYDOWN: ");
>				
>				fprintf(outfile, "Keycode: %s (%d) Scancode: %s (%d)\n", 
>					   SDL_GetKeyName(ev.key.keysym.sym), ev.key.keysym.sym,
>					   SDL_GetScancodeName(ev.key.keysym.scancode),
>					   ev.key.keysym.scancode);
>				
>				break;
>			case SDL_TEXTINPUT:
>				fprintf(outfile, "SDL_TEXTINPUT: %s\n", ev.text.text ? ev.text.text : "<NULL>");
>				break;
>			
>			case SDL_MOUSEBUTTONDOWN:
>			{
>				int newstate = !SDL_GetEventState(SDL_TEXTINPUT);
>				fprintf(outfile, "SDL_EventState(SDL_TEXTINPUT, %s)\n", newstate ? "SDL_ENABLE" : "SDL_DISABLE");
>				SDL_EventState(SDL_TEXTINPUT, newstate);
>				break;
>			}
>			default:
>				// fprintf(outfile, "SDL_Event of type: %d received\n", ev.type);
>				// just ignore all the mouse events and stuff
>				break;
>		}
>	}
>}
>
>
>int main(int argc, char** argv) {
>	SDL_Init(SDL_INIT_VIDEO);
>	
>	SDL_Window *win = SDL_CreateWindow("Hello World!", 100, 100, 640, 480, SDL_WINDOW_SHOWN);
>	
>	const char* filename = "-"; //"sdl2_dk_test_out.txt";
>	FILE* output = NULL;
>	if(argc > 1) {
>		filename = argv[1];
>	}
>	
>	if(strcmp(filename, "-") == 0)
>		output = stdout;
>	else
>		output = fopen(filename, "w");
>	
>	if(!output) {
>		fprintf(stderr, "Couldn't create debug output file!\n");
>		exit(1);
>	}
>	eventloop(output);
>	
>	if(strcmp(filename, "-") != 0)
>		fclose(output);
>	
>	SDL_DestroyWindow(win);
>	
>	SDL_Quit();
>	
>	return 0;
>}

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Attachments on bug 2071: 1310 | 1311

We are currently migrating Bugzilla to GitHub issues.Any changes made to the bug tracker now will be lost, so please do not post new bugs or make changes to them.When we're done, all bug URLs will redirect to their equivalent location on the new bug tracker.

We are currently migrating Bugzilla to GitHub issues.
Any changes made to the bug tracker now will be lost, so please do not post new bugs or make changes to them.
When we're done, all bug URLs will redirect to their equivalent location on the new bug tracker.