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feat(endpoints): clear HID report on endpoint change

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This prevents stuck keys when switching endpoints by clearing
everything in the HID report and sending one last report before
switching to the new endpoint.
This commit is contained in:
Joel Spadin
2020-10-11 18:38:39 -05:00
parent 1d369ffa73
commit 8f666cecc9
3 changed files with 17 additions and 1 deletions
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12
app/src/endpoints.c
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@@ -126,11 +126,21 @@ static enum endpoint get_selected_endpoint() {
return ENDPOINT_USB;
}
static void disconnect_current_endpoint() {
zmk_hid_keypad_clear();
zmk_hid_consumer_clear();
zmk_endpoints_send_report(USAGE_KEYPAD);
zmk_endpoints_send_report(USAGE_CONSUMER);
}
static int endpoint_listener(const struct zmk_event_header *eh) {
enum endpoint new_endpoint = get_selected_endpoint();
if (new_endpoint != current_endpoint) {
// TODO: send null report on previous endpoint
/* Cancel all current keypresses so keys don't stay held on the old endpoint. */
disconnect_current_endpoint();
current_endpoint = new_endpoint;
LOG_INF("Endpoint changed: %d", current_endpoint);
}