wlr_pointer_gestures: hold gestures (protocol v3)

Update the pointer gestures protocol to version 3 allowing to send hold
gestures to clients.
This commit is contained in:
José Expósito 2021-07-12 19:53:34 +02:00 committed by Simon Ser
parent 5f3e490c80
commit 20d9448257
2 changed files with 106 additions and 2 deletions

View file

@ -17,6 +17,7 @@ struct wlr_pointer_gestures_v1 {
struct wl_global *global;
struct wl_list swipes; // wl_resource_get_link
struct wl_list pinches; // wl_resource_get_link
struct wl_list holds; // wl_resource_get_link
struct wl_listener display_destroy;
@ -66,4 +67,15 @@ void wlr_pointer_gestures_v1_send_pinch_end(
uint32_t time_msec,
bool cancelled);
void wlr_pointer_gestures_v1_send_hold_begin(
struct wlr_pointer_gestures_v1 *gestures,
struct wlr_seat *seat,
uint32_t time_msec,
uint32_t fingers);
void wlr_pointer_gestures_v1_send_hold_end(
struct wlr_pointer_gestures_v1 *gestures,
struct wlr_seat *seat,
uint32_t time_msec,
bool cancelled);
#endif

View file

@ -11,7 +11,7 @@
#include "util/signal.h"
#include "pointer-gestures-unstable-v1-protocol.h"
#define POINTER_GESTURES_VERSION 2
#define POINTER_GESTURES_VERSION 3
static void resource_handle_destroy(struct wl_client *client,
struct wl_resource *resource) {
@ -25,6 +25,7 @@ static void resource_remove_from_list(struct wl_resource *resource) {
static const struct zwp_pointer_gestures_v1_interface gestures_impl;
static const struct zwp_pointer_gesture_swipe_v1_interface swipe_impl;
static const struct zwp_pointer_gesture_pinch_v1_interface pinch_impl;
static const struct zwp_pointer_gesture_hold_v1_interface hold_impl;
static struct wlr_pointer_gestures_v1 *pointer_gestures_from_resource(
struct wl_resource *resource) {
@ -38,7 +39,9 @@ static struct wlr_seat *seat_from_pointer_resource(
assert(wl_resource_instance_of(resource,
&zwp_pointer_gesture_swipe_v1_interface, &swipe_impl) ||
wl_resource_instance_of(resource,
&zwp_pointer_gesture_pinch_v1_interface, &pinch_impl));
&zwp_pointer_gesture_pinch_v1_interface, &pinch_impl) ||
wl_resource_instance_of(resource,
&zwp_pointer_gesture_hold_v1_interface, &hold_impl));
return wl_resource_get_user_data(resource);
}
@ -275,10 +278,98 @@ static void pointer_gestures_release(struct wl_client *client,
wl_resource_destroy(resource);
}
void wlr_pointer_gestures_v1_send_hold_begin(
struct wlr_pointer_gestures_v1 *gestures,
struct wlr_seat *seat,
uint32_t time_msec,
uint32_t fingers) {
struct wlr_surface *focus = seat->pointer_state.focused_surface;
if (focus == NULL) {
return;
}
struct wl_client *focus_client = wl_resource_get_client(focus->resource);
uint32_t serial = wlr_seat_client_next_serial(
seat->pointer_state.focused_client);
struct wl_resource *gesture;
wl_resource_for_each(gesture, &gestures->holds) {
struct wlr_seat *gesture_seat = seat_from_pointer_resource(gesture);
struct wl_client *gesture_client = wl_resource_get_client(gesture);
if (gesture_seat != seat || gesture_client != focus_client) {
continue;
}
zwp_pointer_gesture_hold_v1_send_begin(gesture, serial,
time_msec, focus->resource, fingers);
}
}
void wlr_pointer_gestures_v1_send_hold_end(
struct wlr_pointer_gestures_v1 *gestures,
struct wlr_seat *seat,
uint32_t time_msec,
bool cancelled) {
struct wlr_surface *focus = seat->pointer_state.focused_surface;
if (focus == NULL) {
return;
}
struct wl_client *focus_client = wl_resource_get_client(focus->resource);
uint32_t serial = wlr_seat_client_next_serial(
seat->pointer_state.focused_client);
struct wl_resource *gesture;
wl_resource_for_each(gesture, &gestures->holds) {
struct wlr_seat *gesture_seat = seat_from_pointer_resource(gesture);
struct wl_client *gesture_client = wl_resource_get_client(gesture);
if (gesture_seat != seat || gesture_client != focus_client) {
continue;
}
zwp_pointer_gesture_hold_v1_send_end(gesture, serial,
time_msec, cancelled);
}
}
static const struct zwp_pointer_gesture_hold_v1_interface hold_impl = {
.destroy = resource_handle_destroy,
};
static void get_hold_gesture(struct wl_client *client,
struct wl_resource *gestures_resource,
uint32_t id,
struct wl_resource *pointer_resource) {
struct wlr_seat_client *seat_client =
wlr_seat_client_from_pointer_resource(pointer_resource);
struct wlr_seat *seat = NULL;
if (seat_client != NULL) {
seat = seat_client->seat;
}
// Otherwise, the resource will be inert
// (NULL seat, so all seat comparisons will fail)
struct wlr_pointer_gestures_v1 *gestures =
pointer_gestures_from_resource(gestures_resource);
struct wl_resource *gesture = wl_resource_create(client,
&zwp_pointer_gesture_hold_v1_interface,
wl_resource_get_version(gestures_resource),
id);
if (gesture == NULL) {
wl_client_post_no_memory(client);
return;
}
wl_resource_set_implementation(gesture, &hold_impl, seat,
resource_remove_from_list);
wl_list_insert(&gestures->holds, wl_resource_get_link(gesture));
}
static const struct zwp_pointer_gestures_v1_interface gestures_impl = {
.get_swipe_gesture = get_swipe_gesture,
.get_pinch_gesture = get_pinch_gesture,
.release = pointer_gestures_release,
.get_hold_gesture = get_hold_gesture,
};
static void pointer_gestures_v1_bind(struct wl_client *wl_client, void *data,
@ -314,6 +405,7 @@ struct wlr_pointer_gestures_v1 *wlr_pointer_gestures_v1_create(
wl_list_init(&gestures->swipes);
wl_list_init(&gestures->pinches);
wl_list_init(&gestures->holds);
gestures->global = wl_global_create(display,
&zwp_pointer_gestures_v1_interface, POINTER_GESTURES_VERSION,