Capture Alt and Meta keys
Alt and Meta keys should not be forwarded to the device. For now, they
are not used for shortcuts, but they could be.
@@ -151,6 +151,14 @@ void input_manager_process_text_input(struct input_manager *input_manager,
void input_manager_process_key(struct input_manager *input_manager,
const SDL_KeyboardEvent *event) {
SDL_bool ctrl = event->keysym.mod & (KMOD_LCTRL | KMOD_RCTRL);
+ SDL_bool alt = event->keysym.mod & (KMOD_LALT | KMOD_RALT);
+ SDL_bool meta = event->keysym.mod & (KMOD_LGUI | KMOD_RGUI);
+
+ if (alt | meta) {
+ // no shortcut involves Alt or Meta, and they should not be forwarded
+ // to the device
+ return;
+ }
// capture all Ctrl events
if (ctrl) {
