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pointer-constraints: handle inert pointer resources correctly

This commit is contained in:
Kirill Primak 2024-02-06 21:51:37 +03:00
parent 4cd556ea20
commit cb815e8847
1 changed files with 25 additions and 15 deletions
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40
types/wlr_pointer_constraints_v1.c
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@ -194,17 +194,8 @@ static void pointer_constraint_create(struct wl_client *client,
pointer_constraints_from_resource(pointer_constraints_resource);
struct wlr_surface *surface = wlr_surface_from_resource(surface_resource);
struct wlr_seat *seat =
wlr_seat_client_from_pointer_resource(pointer_resource)->seat;
if (wlr_pointer_constraints_v1_constraint_for_surface(pointer_constraints,
surface, seat)) {
wl_resource_post_error(pointer_constraints_resource,
ZWP_POINTER_CONSTRAINTS_V1_ERROR_ALREADY_CONSTRAINED,
"a pointer constraint with a wl_pointer of the same wl_seat"
" is already on this surface");
return;
}
struct wlr_seat_client *seat_client =
wlr_seat_client_from_pointer_resource(pointer_resource);
uint32_t version = wl_resource_get_version(pointer_constraints_resource);
@ -218,6 +209,28 @@ static void pointer_constraint_create(struct wl_client *client,
return;
}
void *impl = locked_pointer ?
(void *)&locked_pointer_impl : (void *)&confined_pointer_impl;
wl_resource_set_implementation(resource, impl, NULL,
pointer_constraint_destroy_resource);
if (seat_client == NULL) {
// Leave the resource inert
return;
}
struct wlr_seat *seat = seat_client->seat;
if (wlr_pointer_constraints_v1_constraint_for_surface(pointer_constraints,
surface, seat)) {
wl_resource_destroy(resource);
wl_resource_post_error(pointer_constraints_resource,
ZWP_POINTER_CONSTRAINTS_V1_ERROR_ALREADY_CONSTRAINED,
"a pointer constraint with a wl_pointer of the same wl_seat"
" is already on this surface");
return;
}
struct wlr_pointer_constraint_v1 *constraint = calloc(1, sizeof(*constraint));
if (constraint == NULL) {
wl_resource_destroy(resource);
@ -260,10 +273,7 @@ static void pointer_constraint_create(struct wl_client *client,
constraint->seat_destroy.notify = handle_seat_destroy;
wl_signal_add(&seat->events.destroy, &constraint->seat_destroy);
void *impl = locked_pointer ?
(void *)&locked_pointer_impl : (void *)&confined_pointer_impl;
wl_resource_set_implementation(constraint->resource, impl, constraint,
pointer_constraint_destroy_resource);
wl_resource_set_user_data(resource, constraint);
wlr_log(WLR_DEBUG, "new %s_pointer %p (res %p)",
locked_pointer ? "locked" : "confined",