diff options
| -rw-r--r-- | types/wlr_virtual_keyboard_v1.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/types/wlr_virtual_keyboard_v1.c b/types/wlr_virtual_keyboard_v1.c index 25c94545..db643ef3 100644 --- a/types/wlr_virtual_keyboard_v1.c +++ b/types/wlr_virtual_keyboard_v1.c @@ -8,6 +8,7 @@ #include <wlr/util/log.h> #include <xkbcommon/xkbcommon.h> #include "util/signal.h" +#include "util/time.h" #include "virtual-keyboard-unstable-v1-protocol.h" @@ -118,9 +119,31 @@ static void virtual_keyboard_modifiers(struct wl_client *client, mods_depressed, mods_latched, mods_locked, group); } +/** + * Send release event for each pressed key to bring the keyboard back to + * neutral state. + * + * This may be needed for virtual keyboards. For physical devices, kernel + * or libinput will deal with the removal of devices. + */ +static void keyboard_release_pressed_keys(struct wlr_keyboard *keyboard) { + size_t orig_num_keycodes = keyboard->num_keycodes; + for (size_t i = 0; i < orig_num_keycodes; ++i) { + assert(keyboard->num_keycodes == orig_num_keycodes - i); + struct wlr_event_keyboard_key event = { + .time_msec = get_current_time_msec(), + .keycode = keyboard->keycodes[orig_num_keycodes - i - 1], + .update_state = false, + .state = WL_KEYBOARD_KEY_STATE_RELEASED, + }; + wlr_keyboard_notify_key(keyboard, &event); // updates num_keycodes + } +} + static void virtual_keyboard_destroy_resource(struct wl_resource *resource) { struct wlr_virtual_keyboard_v1 *keyboard = virtual_keyboard_from_resource(resource); + keyboard_release_pressed_keys(keyboard->input_device.keyboard); wlr_signal_emit_safe(&keyboard->events.destroy, keyboard); wl_list_remove(&keyboard->link); wlr_input_device_destroy(&keyboard->input_device); |