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Skip duplicate key events sent by IMEs like uim.

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This commit is contained in:
Alex Baines 2016-11-01 18:38:05 +01:00 committed by Remy Marquis
parent 10c87bc904
commit 5749f41b3e
2 changed files with 10 additions and 0 deletions
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6
sdl2/src/video/x11/SDL_x11events.c
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@ -574,6 +574,9 @@ X11_DispatchEvent(_THIS)
if (orig_keycode) {
#if defined(HAVE_IBUS_IBUS_H) || defined(HAVE_FCITX_FRONTEND_H)
SDL_Scancode scancode = videodata->key_layout[orig_keycode];
videodata->filter_code = orig_keycode;
videodata->filter_time = xevent.xkey.time;
if (orig_event_type == KeyPress) {
SDL_SendKeyboardKey(SDL_PRESSED, scancode);
} else {
@ -582,6 +585,9 @@ X11_DispatchEvent(_THIS)
#endif
}
return;
} else if (orig_keycode == videodata->filter_code && xevent.xkey.time == videodata->filter_time) {
/* This is a duplicate event, resent by an IME - skip it. */
return;
}
/* Send a SDL_SYSWMEVENT if the application wants them */

4
sdl2/src/video/x11/SDL_x11video.h
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@ -133,6 +133,10 @@ typedef struct SDL_VideoData
#if SDL_VIDEO_DRIVER_X11_HAS_XKBKEYCODETOKEYSYM
XkbDescPtr xkb;
#endif
KeyCode filter_code;
Time filter_time;
} SDL_VideoData;
extern SDL_bool X11_UseDirectColorVisuals(void);