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Convert XLookupString Latin-1 text to UTF-8

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Fixes bug https://github.com/libsdl-org/SDL/issues/4699
This commit is contained in:
Sam Lantinga 2022-08-01 10:28:29 -07:00
parent 0cd5b08bfe
commit 3a6cb7e7c5
1 changed files with 20 additions and 3 deletions
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23
src/video/x11/SDL_x11events.c
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@ -729,6 +729,23 @@ isReparentNotify(Display *display, XEvent *ev, XPointer arg)
ev->xreparent.serial == unmap->serial; ev->xreparent.serial == unmap->serial;
} }
static int
XLookupStringAsUTF8(XKeyEvent *event_struct, char *buffer_return, int bytes_buffer, KeySym *keysym_return, XComposeStatus *status_in_out)
{
int result = X11_XLookupString(event_struct, buffer_return, bytes_buffer, keysym_return, status_in_out);
if (result > 0) {
char *utf8_text = SDL_iconv_string("UTF-8", "ISO-8859-1", buffer_return, result);
if (utf8_text) {
SDL_strlcpy(buffer_return, utf8_text, bytes_buffer);
SDL_free(utf8_text);
return SDL_strlen(buffer_return);
} else {
return 0;
}
}
return result;
}
static void static void
X11_DispatchEvent(_THIS, XEvent *xevent) X11_DispatchEvent(_THIS, XEvent *xevent)
{ {
@ -1047,10 +1064,10 @@ X11_DispatchEvent(_THIS, XEvent *xevent)
X11_Xutf8LookupString(data->ic, &xevent->xkey, text, sizeof(text), X11_Xutf8LookupString(data->ic, &xevent->xkey, text, sizeof(text),
&keysym, &status); &keysym, &status);
} else { } else {
X11_XLookupString(&xevent->xkey, text, sizeof(text), &keysym, NULL); XLookupStringAsUTF8(&xevent->xkey, text, sizeof(text), &keysym, NULL);
} }
#else #else
X11_XLookupString(&xevent->xkey, text, sizeof(text), &keysym, NULL); XLookupStringAsUTF8(&xevent->xkey, text, sizeof(text), &keysym, NULL);
#endif #endif
#ifdef SDL_USE_IME #ifdef SDL_USE_IME
@ -1064,7 +1081,7 @@ X11_DispatchEvent(_THIS, XEvent *xevent)
if (xevent->xkey.keycode != videodata->filter_code || xevent->xkey.time != videodata->filter_time) { if (xevent->xkey.keycode != videodata->filter_code || xevent->xkey.time != videodata->filter_time) {
SDL_SendKeyboardKey(SDL_PRESSED, videodata->key_layout[keycode]); SDL_SendKeyboardKey(SDL_PRESSED, videodata->key_layout[keycode]);
} }
if(*text) { if (*text) {
SDL_SendKeyboardText(text); SDL_SendKeyboardText(text);
} }
} else { } else {