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x11: Register the input context destroyed callback

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Register the destroyed callback to handle cases where the IC is suddenly no longer valid (e.g. if ibus or fcitx dies).
This commit is contained in:
Frank Praznik
2026-07-28 15:22:52 -04:00
parent 1457503bd2
commit 63bf4c1c79
1 changed files with 13 additions and 0 deletions
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13
src/video/x11/SDL_x11keyboard.c
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@@ -712,6 +712,12 @@ static void preedit_caret_callback(XIC xic, XPointer client_data, XIMPreeditCare
}
}
static void ic_destroyed_handler(XIC ic, XPointer clientData, XPointer callData)
{
SDL_WindowData *data = (SDL_WindowData *)clientData;
data->ic = NULL;
}
void X11_CreateInputContext(SDL_WindowData *data)
{
#ifdef X_HAVE_UTF8_STRING
@@ -719,6 +725,11 @@ void X11_CreateInputContext(SDL_WindowData *data)
if (SDL_X11_HAVE_UTF8 && videodata->im) {
const char *hint = SDL_GetHint(SDL_HINT_IME_IMPLEMENTED_UI);
XIMCallback destroyed_callback;
destroyed_callback.client_data = (XPointer)data;
destroyed_callback.callback = (XIMProc)ic_destroyed_handler;
if (hint && SDL_strstr(hint, "composition")) {
XIMCallback draw_callback;
draw_callback.client_data = (XPointer)data;
@@ -747,6 +758,7 @@ void X11_CreateInputContext(SDL_WindowData *data)
XNInputStyle, XIMPreeditCallbacks | XIMStatusCallbacks,
XNPreeditAttributes, attr,
XNClientWindow, data->xwindow,
XNDestroyCallback, &destroyed_callback,
NULL);
X11_XFree(attr);
}
@@ -755,6 +767,7 @@ void X11_CreateInputContext(SDL_WindowData *data)
data->ic = X11_XCreateIC(videodata->im,
XNInputStyle, XIMPreeditNothing | XIMStatusNothing,
XNClientWindow, data->xwindow,
XNDestroyCallback, &destroyed_callback,
NULL);
}
data->xim_spot.x = -1;