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backend/wayland: send hold gesture events 

Receive hold gesture events using a Wayland listiner and emit the
appropiate wlr_pointer signal.
This commit is contained in:
José Expósito 2021-07-12 19:51:21 +02:00 committed by Simon Ser
parent 52d2491931
commit 62e62b6942
3 changed files with 46 additions and 1 deletions
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2
backend/wayland/backend.c
View File

@ -224,7 +224,7 @@ static void registry_global(void *data, struct wl_registry *registry,
&zxdg_decoration_manager_v1_interface, 1);
} else if (strcmp(iface, zwp_pointer_gestures_v1_interface.name) == 0) {
wl->zwp_pointer_gestures_v1 = wl_registry_bind(registry, name,
&zwp_pointer_gestures_v1_interface, 1);
&zwp_pointer_gestures_v1_interface, version < 3 ? version : 3);
} else if (strcmp(iface, wp_presentation_interface.name) == 0) {
wl->presentation = wl_registry_bind(registry, name,
&wp_presentation_interface, 1);

44
backend/wayland/seat.c
View File

@ -504,6 +504,9 @@ static void pointer_destroy(struct wlr_pointer *wlr_pointer) {
if (pointer->gesture_pinch != NULL) {
zwp_pointer_gesture_pinch_v1_destroy(pointer->gesture_pinch);
}
if (pointer->gesture_hold != NULL) {
zwp_pointer_gesture_hold_v1_destroy(pointer->gesture_hold);
}
if (pointer->relative_pointer != NULL) {
zwp_relative_pointer_v1_destroy(pointer->relative_pointer);
}
@ -616,6 +619,38 @@ static const struct zwp_pointer_gesture_pinch_v1_listener gesture_pinch_impl = {
.end = gesture_pinch_end,
};
static void gesture_hold_begin(void *data,
struct zwp_pointer_gesture_hold_v1 *zwp_pointer_gesture_hold_v1,
uint32_t serial, uint32_t time,
struct wl_surface *surface, uint32_t fingers) {
struct wlr_wl_input_device *input_device = (struct wlr_wl_input_device *)data;
struct wlr_input_device *wlr_dev = &input_device->wlr_input_device;
struct wlr_event_pointer_hold_begin wlr_event = {
.device = wlr_dev,
.time_msec = time,
.fingers = fingers,
};
input_device->fingers = fingers;
wlr_signal_emit_safe(&wlr_dev->pointer->events.hold_begin, &wlr_event);
}
static void gesture_hold_end(void *data,
struct zwp_pointer_gesture_hold_v1 *zwp_pointer_gesture_hold_v1,
uint32_t serial, uint32_t time, int32_t cancelled) {
struct wlr_wl_input_device *input_device = (struct wlr_wl_input_device *)data;
struct wlr_input_device *wlr_dev = &input_device->wlr_input_device;
struct wlr_event_pointer_hold_end wlr_event = {
.device = wlr_dev,
.time_msec = time,
.cancelled = cancelled,
};
wlr_signal_emit_safe(&wlr_dev->pointer->events.hold_end, &wlr_event);
}
static const struct zwp_pointer_gesture_hold_v1_listener gesture_hold_impl = {
.begin = gesture_hold_begin,
.end = gesture_hold_end,
};
static void relative_pointer_handle_relative_motion(void *data,
struct zwp_relative_pointer_v1 *relative_pointer, uint32_t utime_hi,
@ -690,12 +725,21 @@ void create_wl_pointer(struct wlr_wl_seat *seat, struct wlr_wl_output *output) {
wlr_pointer_init(wlr_dev->pointer, &pointer_impl);
if (backend->zwp_pointer_gestures_v1) {
uint32_t version = zwp_pointer_gestures_v1_get_version(
backend->zwp_pointer_gestures_v1);
pointer->gesture_swipe = zwp_pointer_gestures_v1_get_swipe_gesture(
backend->zwp_pointer_gestures_v1, wl_pointer);
zwp_pointer_gesture_swipe_v1_add_listener(pointer->gesture_swipe, &gesture_swipe_impl, dev);
pointer->gesture_pinch = zwp_pointer_gestures_v1_get_pinch_gesture(
backend->zwp_pointer_gestures_v1, wl_pointer);
zwp_pointer_gesture_pinch_v1_add_listener(pointer->gesture_pinch, &gesture_pinch_impl, dev);
if (version >= ZWP_POINTER_GESTURES_V1_GET_HOLD_GESTURE) {
pointer->gesture_hold = zwp_pointer_gestures_v1_get_hold_gesture(
backend->zwp_pointer_gestures_v1, wl_pointer);
zwp_pointer_gesture_hold_v1_add_listener(pointer->gesture_hold, &gesture_hold_impl, dev);
}
}
if (backend->zwp_relative_pointer_manager_v1) {

1
include/backend/wayland.h
View File

@ -98,6 +98,7 @@ struct wlr_wl_pointer {
struct wl_pointer *wl_pointer;
struct zwp_pointer_gesture_swipe_v1 *gesture_swipe;
struct zwp_pointer_gesture_pinch_v1 *gesture_pinch;
struct zwp_pointer_gesture_hold_v1 *gesture_hold;
struct zwp_relative_pointer_v1 *relative_pointer;
enum wlr_axis_source axis_source;
int32_t axis_discrete;