emscripten: Let SDL_HINT_EMSCRIPTEN_KEYBOARD_ELEMENT accept "".

This is used to say "don't even try to listen for keypresses," for apps that
are managing this outside of SDL.

Fixes #10292.
This commit is contained in:
Ryan C. Gordon
2025-01-18 08:43:55 -05:00
parent f3a39074b0
commit 6a72d32d41
2 changed files with 11 additions and 6 deletions

View File

@@ -1033,9 +1033,11 @@ void Emscripten_RegisterEventHandlers(SDL_WindowData *data)
keyElement = EMSCRIPTEN_EVENT_TARGET_WINDOW;
}
emscripten_set_keydown_callback(keyElement, data, 0, Emscripten_HandleKey);
emscripten_set_keyup_callback(keyElement, data, 0, Emscripten_HandleKey);
emscripten_set_keypress_callback(keyElement, data, 0, Emscripten_HandleKeyPress);
if (*keyElement) {
emscripten_set_keydown_callback(keyElement, data, 0, Emscripten_HandleKey);
emscripten_set_keyup_callback(keyElement, data, 0, Emscripten_HandleKey);
emscripten_set_keypress_callback(keyElement, data, 0, Emscripten_HandleKeyPress);
}
emscripten_set_fullscreenchange_callback(EMSCRIPTEN_EVENT_TARGET_DOCUMENT, data, 0, Emscripten_HandleFullscreenChange);
@@ -1092,9 +1094,11 @@ void Emscripten_UnregisterEventHandlers(SDL_WindowData *data)
target = EMSCRIPTEN_EVENT_TARGET_WINDOW;
}
emscripten_set_keydown_callback(target, NULL, 0, NULL);
emscripten_set_keyup_callback(target, NULL, 0, NULL);
emscripten_set_keypress_callback(target, NULL, 0, NULL);
if (*target) {
emscripten_set_keydown_callback(target, NULL, 0, NULL);
emscripten_set_keyup_callback(target, NULL, 0, NULL);
emscripten_set_keypress_callback(target, NULL, 0, NULL);
}
emscripten_set_fullscreenchange_callback(EMSCRIPTEN_EVENT_TARGET_DOCUMENT, NULL, 0, NULL);