seat: simplify touch grabs

This commit is contained in:
Kirill Primak 2023-01-16 22:45:44 +03:00
parent 65b97d6e8a
commit 4d9ea9919f
8 changed files with 92 additions and 118 deletions

View file

@ -211,7 +211,6 @@ void wlr_seat_destroy(struct wlr_seat *seat) {
}
wlr_global_destroy_safe(seat->global);
free(seat->touch_state.default_grab);
free(seat->name);
free(seat);
}
@ -247,24 +246,15 @@ struct wlr_seat *wlr_seat_create(struct wl_display *display, const char *name) {
wl_signal_init(&seat->keyboard_state.events.focus_change);
// touch state
struct wlr_seat_touch_grab *touch_grab =
calloc(1, sizeof(struct wlr_seat_touch_grab));
if (!touch_grab) {
free(seat);
return NULL;
}
touch_grab->interface = &default_touch_grab_impl;
touch_grab->seat = seat;
seat->touch_state.default_grab = touch_grab;
seat->touch_state.grab = touch_grab;
seat->touch_state.seat = seat;
wl_list_init(&seat->touch_state.touch_points);
seat->touch_state.grab = &default_touch_grab;
seat->touch_state.grab_data = seat;
seat->global = wl_global_create(display, &wl_seat_interface,
SEAT_VERSION, seat, seat_handle_bind);
if (seat->global == NULL) {
free(touch_grab);
free(seat);
return NULL;
}

View file

@ -8,44 +8,44 @@
#include <wlr/util/log.h>
#include "types/wlr_seat.h"
static uint32_t default_touch_down(struct wlr_seat_touch_grab *grab,
static uint32_t default_touch_down(void *data,
uint32_t time, struct wlr_touch_point *point) {
return wlr_seat_touch_send_down(grab->seat, point->surface, time,
return wlr_seat_touch_send_down(data, point->surface, time,
point->touch_id, point->sx, point->sy);
}
static void default_touch_up(struct wlr_seat_touch_grab *grab, uint32_t time,
static void default_touch_up(void *data, uint32_t time,
struct wlr_touch_point *point) {
wlr_seat_touch_send_up(grab->seat, time, point->touch_id);
wlr_seat_touch_send_up(data, time, point->touch_id);
}
static void default_touch_motion(struct wlr_seat_touch_grab *grab,
static void default_touch_motion(void *data,
uint32_t time, struct wlr_touch_point *point) {
if (!point->focus_surface || point->focus_surface == point->surface) {
wlr_seat_touch_send_motion(grab->seat, time, point->touch_id, point->sx,
wlr_seat_touch_send_motion(data, time, point->touch_id, point->sx,
point->sy);
}
}
static void default_touch_enter(struct wlr_seat_touch_grab *grab,
static void default_touch_enter(void *data,
uint32_t time, struct wlr_touch_point *point) {
// not handled by default
}
static void default_touch_frame(struct wlr_seat_touch_grab *grab) {
wlr_seat_touch_send_frame(grab->seat);
static void default_touch_frame(void *data) {
wlr_seat_touch_send_frame(data);
}
static void default_touch_cancel(struct wlr_seat_touch_grab *grab) {
static void default_touch_cancel(void *data) {
// cannot be cancelled
}
static void default_touch_wl_cancel(struct wlr_seat_touch_grab *grab,
static void default_touch_wl_cancel(void *data,
struct wlr_surface *surface) {
wlr_seat_touch_send_cancel(grab->seat, surface);
wlr_seat_touch_send_cancel(data, surface);
}
const struct wlr_touch_grab_interface default_touch_grab_impl = {
const struct wlr_touch_grab default_touch_grab = {
.down = default_touch_down,
.up = default_touch_up,
.motion = default_touch_motion,
@ -55,7 +55,6 @@ const struct wlr_touch_grab_interface default_touch_grab_impl = {
.wl_cancel = default_touch_wl_cancel,
};
static void touch_release(struct wl_client *client,
struct wl_resource *resource) {
wl_resource_destroy(resource);
@ -79,21 +78,24 @@ static struct wlr_seat_client *seat_client_from_touch_resource(
void wlr_seat_touch_start_grab(struct wlr_seat *wlr_seat,
struct wlr_seat_touch_grab *grab) {
grab->seat = wlr_seat;
const struct wlr_touch_grab *grab, void *data) {
wlr_seat->touch_state.grab = grab;
wlr_seat->touch_state.grab_data = data;
wl_signal_emit_mutable(&wlr_seat->events.touch_grab_begin, grab);
wl_signal_emit_mutable(&wlr_seat->events.touch_grab_begin, NULL);
}
void wlr_seat_touch_end_grab(struct wlr_seat *wlr_seat) {
struct wlr_seat_touch_grab *grab = wlr_seat->touch_state.grab;
const struct wlr_touch_grab *grab = wlr_seat->touch_state.grab;
void *grab_data = wlr_seat->touch_state.grab_data;
if (grab != wlr_seat->touch_state.default_grab) {
wlr_seat->touch_state.grab = wlr_seat->touch_state.default_grab;
wl_signal_emit_mutable(&wlr_seat->events.touch_grab_end, grab);
if (grab->interface->cancel) {
grab->interface->cancel(grab);
if (grab != &default_touch_grab) {
wlr_seat->touch_state.grab = &default_touch_grab;
wlr_seat->touch_state.grab_data = wlr_seat;
wl_signal_emit_mutable(&wlr_seat->events.touch_grab_end, NULL);
if (grab->cancel) {
grab->cancel(grab_data);
}
}
}
@ -184,7 +186,7 @@ uint32_t wlr_seat_touch_notify_down(struct wlr_seat *seat,
struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx,
double sy) {
clock_gettime(CLOCK_MONOTONIC, &seat->last_event);
struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
struct wlr_seat_touch_state *touch_state = &seat->touch_state;
struct wlr_touch_point *point =
touch_point_create(seat, touch_id, surface, sx, sy);
if (!point) {
@ -192,7 +194,7 @@ uint32_t wlr_seat_touch_notify_down(struct wlr_seat *seat,
return 0;
}
uint32_t serial = grab->interface->down(grab, time, point);
uint32_t serial = touch_state->grab->down(touch_state->grab_data, time, point);
if (!serial) {
touch_point_destroy(point);
@ -210,13 +212,13 @@ uint32_t wlr_seat_touch_notify_down(struct wlr_seat *seat,
void wlr_seat_touch_notify_up(struct wlr_seat *seat, uint32_t time,
int32_t touch_id) {
clock_gettime(CLOCK_MONOTONIC, &seat->last_event);
struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
struct wlr_seat_touch_state *touch_state = &seat->touch_state;
struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
if (!point) {
return;
}
grab->interface->up(grab, time, point);
touch_state->grab->up(touch_state->grab_data, time, point);
touch_point_destroy(point);
}
@ -224,7 +226,7 @@ void wlr_seat_touch_notify_up(struct wlr_seat *seat, uint32_t time,
void wlr_seat_touch_notify_motion(struct wlr_seat *seat, uint32_t time,
int32_t touch_id, double sx, double sy) {
clock_gettime(CLOCK_MONOTONIC, &seat->last_event);
struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
struct wlr_seat_touch_state *touch_state = &seat->touch_state;
struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
if (!point) {
return;
@ -233,21 +235,21 @@ void wlr_seat_touch_notify_motion(struct wlr_seat *seat, uint32_t time,
point->sx = sx;
point->sy = sy;
grab->interface->motion(grab, time, point);
touch_state->grab->motion(touch_state->grab_data, time, point);
}
void wlr_seat_touch_notify_frame(struct wlr_seat *seat) {
struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
if (grab->interface->frame) {
grab->interface->frame(grab);
struct wlr_seat_touch_state *touch_state = &seat->touch_state;
if (touch_state->grab->frame) {
touch_state->grab->frame(touch_state->grab_data);
}
}
void wlr_seat_touch_notify_cancel(struct wlr_seat *seat,
struct wlr_surface *surface) {
struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
if (grab->interface->wl_cancel) {
grab->interface->wl_cancel(grab, surface);
struct wlr_seat_touch_state *touch_state = &seat->touch_state;
if (touch_state->grab->wl_cancel) {
touch_state->grab->wl_cancel(touch_state->grab_data, surface);
}
struct wl_client *client = wl_resource_get_client(surface->resource);
@ -307,8 +309,8 @@ void wlr_seat_touch_point_focus(struct wlr_seat *seat,
touch_point_set_focus(point, surface, sx, sy);
if (focus != point->focus_surface) {
struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
grab->interface->enter(grab, time, point);
struct wlr_seat_touch_state *touch_state = &seat->touch_state;
touch_state->grab->enter(touch_state->grab_data, time, point);
}
}
@ -422,7 +424,7 @@ int wlr_seat_touch_num_points(struct wlr_seat *seat) {
}
bool wlr_seat_touch_has_grab(struct wlr_seat *seat) {
return seat->touch_state.grab->interface != &default_touch_grab_impl;
return seat->touch_state.grab != &default_touch_grab;
}