mirror of https://github.com/PCSX2/pcsx2.git
159 lines
3.7 KiB
C
159 lines
3.7 KiB
C
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/* Simple program: Loop, watching keystrokes
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Note that you need to call SDL_PollEvent() or SDL_WaitEvent() to
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pump the event loop and catch keystrokes.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "SDL.h"
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/* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
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static void
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quit(int rc)
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{
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SDL_Quit();
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exit(rc);
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}
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static void
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print_modifiers(void)
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{
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int mod;
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printf(" modifiers:");
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mod = SDL_GetModState();
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if (!mod) {
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printf(" (none)");
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return;
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}
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if (mod & KMOD_LSHIFT)
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printf(" LSHIFT");
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if (mod & KMOD_RSHIFT)
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printf(" RSHIFT");
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if (mod & KMOD_LCTRL)
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printf(" LCTRL");
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if (mod & KMOD_RCTRL)
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printf(" RCTRL");
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if (mod & KMOD_LALT)
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printf(" LALT");
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if (mod & KMOD_RALT)
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printf(" RALT");
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if (mod & KMOD_LGUI)
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printf(" LGUI");
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if (mod & KMOD_RGUI)
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printf(" RGUI");
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if (mod & KMOD_NUM)
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printf(" NUM");
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if (mod & KMOD_CAPS)
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printf(" CAPS");
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if (mod & KMOD_MODE)
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printf(" MODE");
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}
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static void
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PrintKey(SDL_Keysym * sym, SDL_bool pressed, SDL_bool repeat)
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{
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/* Print the keycode, name and state */
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if (sym->sym) {
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printf("Key %s: scancode %d = %s, keycode 0x%08X = %s ",
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pressed ? "pressed " : "released",
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sym->scancode,
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SDL_GetScancodeName(sym->scancode),
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sym->sym, SDL_GetKeyName(sym->sym));
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} else {
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printf("Unknown Key (scancode %d = %s) %s ",
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sym->scancode,
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SDL_GetScancodeName(sym->scancode),
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pressed ? "pressed" : "released");
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}
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/* Print the translated character, if one exists */
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if (sym->unicode) {
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/* Is it a control-character? */
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if (sym->unicode < ' ') {
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printf(" (^%c)", sym->unicode + '@');
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} else {
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#ifdef UNICODE
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printf(" (%c)", sym->unicode);
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#else
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/* This is a Latin-1 program, so only show 8-bits */
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if (!(sym->unicode & 0xFF00))
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printf(" (%c)", sym->unicode);
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else
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printf(" (0x%X)", sym->unicode);
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#endif
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}
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}
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print_modifiers();
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if (repeat) {
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printf(" (repeat)");
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}
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printf("\n");
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}
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static void
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PrintText(char *text)
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{
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printf("Text: %s\n", text);
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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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SDL_Event event;
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int done;
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Uint32 videoflags;
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/* Initialize SDL */
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if (SDL_Init(SDL_INIT_VIDEO) < 0) {
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fprintf(stderr, "Couldn't initialize SDL: %s\n", SDL_GetError());
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return (1);
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}
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videoflags = SDL_SWSURFACE;
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while (argc > 1) {
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--argc;
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if (argv[argc] && !strcmp(argv[argc], "-fullscreen")) {
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videoflags |= SDL_FULLSCREEN;
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} else {
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fprintf(stderr, "Usage: %s [-fullscreen]\n", argv[0]);
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quit(1);
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}
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}
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/* Set 640x480 video mode */
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if (SDL_SetVideoMode(640, 480, 0, videoflags) == NULL) {
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fprintf(stderr, "Couldn't set 640x480 video mode: %s\n",
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SDL_GetError());
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quit(2);
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}
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/* Watch keystrokes */
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done = 0;
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while (!done) {
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/* Check for events */
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SDL_WaitEvent(&event);
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switch (event.type) {
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case SDL_KEYDOWN:
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case SDL_KEYUP:
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PrintKey(&event.key.keysym, event.key.state, event.key.repeat);
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break;
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case SDL_TEXTINPUT:
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PrintText(event.text.text);
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break;
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case SDL_MOUSEBUTTONDOWN:
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/* Any button press quits the app... */
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case SDL_QUIT:
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done = 1;
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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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SDL_Quit();
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return (0);
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}
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