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wlr-seat: default touch grab

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This commit is contained in:
Tony Crisci 2017-11-12 17:04:56 -05:00
parent e5a31ae870
commit 4240096b83
3 changed files with 102 additions and 6 deletions
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36
include/wlr/types/wlr_seat.h
View file

@ -49,6 +49,29 @@ struct wlr_keyboard_grab_interface {
void (*cancel)(struct wlr_seat_keyboard_grab *grab);
};
struct wlr_seat_touch_grab;
struct wlr_touch_grab_interface {
void (*down)(struct wlr_seat_touch_grab *grab, struct wlr_surface *surface,
uint32_t time, int32_t touch_id, double sx, double sy);
void (*up)(struct wlr_seat_touch_grab *grab, uint32_t time, int32_t touch_id);
void (*motion)(struct wlr_seat_touch_grab *grab, uint32_t time, int32_t
touch_id, double sx, double sy);
// XXX this will conflict with the actual touch cancel which is different so
// we need to rename this
void (*cancel)(struct wlr_seat_touch_grab *grab);
};
/**
* Passed to `wlr_seat_touch_start_grab()` to start a grab of the touch device.
* The grabber is responsible for handling touch events for the seat.
*/
struct wlr_seat_touch_grab {
const struct wlr_touch_grab_interface *interface;
struct wlr_seat *seat;
void *data;
};
/**
* Passed to `wlr_seat_keyboard_start_grab()` to start a grab of the keyboard.
* The grabber is responsible for handling keyboard events for the seat.
@ -118,6 +141,9 @@ struct wlr_touch_point {
struct wlr_seat_touch_state {
struct wlr_seat *seat;
struct wl_list touch_points; // wlr_touch_point::link
struct wlr_seat_touch_grab *grab;
struct wlr_seat_touch_grab *default_grab;
};
struct wlr_seat {
@ -359,4 +385,14 @@ 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);
void wlr_seat_touch_send_down(struct wlr_seat *seat,
struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx,
double sy);
void wlr_seat_touch_send_up(struct wlr_seat *seat, uint32_t time,
int32_t touch_id);
void wlr_seat_touch_send_motion(struct wlr_seat *seat, uint32_t time,
int32_t touch_id, double sx, double sy);
#endif

1
rootston/cursor.c
View file

@ -235,7 +235,6 @@ void roots_cursor_handle_touch_down(struct roots_cursor *cursor,
void roots_cursor_handle_touch_up(struct roots_cursor *cursor,
struct wlr_event_touch_up *event) {
// TODO
wlr_seat_touch_notify_up(cursor->seat->seat, event->time_msec, event->slot);
//roots_cursor_press_button(cursor, event->device, event->time_msec, BTN_LEFT, 0);
}

71
types/wlr_seat.c
View file

@ -300,12 +300,41 @@ static const struct wlr_keyboard_grab_interface default_keyboard_grab_impl = {
.cancel = default_keyboard_cancel,
};
static void default_touch_down(struct wlr_seat_touch_grab *grab,
struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx,
double sy) {
wlr_seat_touch_send_down(grab->seat, surface, time, touch_id, sx, sy);
}
static void default_touch_up(struct wlr_seat_touch_grab *grab, uint32_t time,
int32_t touch_id) {
wlr_seat_touch_send_up(grab->seat, time, touch_id);
}
static void default_touch_motion(struct wlr_seat_touch_grab *grab,
uint32_t time, int32_t touch_id, double sx, double sy) {
wlr_seat_touch_send_motion(grab->seat, time, touch_id, sx, sy);
}
static void default_touch_cancel(struct wlr_seat_touch_grab *grab) {
// cannot be cancelled
}
static const struct wlr_touch_grab_interface default_touch_grab_impl = {
.down = default_touch_down,
.up = default_touch_up,
.motion = default_touch_motion,
.cancel = default_touch_cancel,
};
struct wlr_seat *wlr_seat_create(struct wl_display *display, const char *name) {
struct wlr_seat *wlr_seat = calloc(1, sizeof(struct wlr_seat));
if (!wlr_seat) {
return NULL;
}
// pointer state
wlr_seat->pointer_state.seat = wlr_seat;
wl_list_init(&wlr_seat->pointer_state.surface_destroy.link);
wl_list_init(&wlr_seat->pointer_state.resource_destroy.link);
@ -321,6 +350,7 @@ struct wlr_seat *wlr_seat_create(struct wl_display *display, const char *name) {
wlr_seat->pointer_state.default_grab = pointer_grab;
wlr_seat->pointer_state.grab = pointer_grab;
// keyboard state
struct wlr_seat_keyboard_grab *keyboard_grab =
calloc(1, sizeof(struct wlr_seat_keyboard_grab));
if (!keyboard_grab) {
@ -339,6 +369,18 @@ struct wlr_seat *wlr_seat_create(struct wl_display *display, const char *name) {
&wlr_seat->keyboard_state.surface_destroy.link);
// touch state
struct wlr_seat_touch_grab *touch_grab =
calloc(1, sizeof(struct wlr_seat_touch_grab));
if (!touch_grab) {
free(pointer_grab);
free(keyboard_grab);
free(wlr_seat);
return NULL;
}
touch_grab->interface = &default_touch_grab_impl;
wlr_seat->touch_state.default_grab = touch_grab;
wlr_seat->touch_state.grab = touch_grab;
wlr_seat->touch_state.seat = wlr_seat;
wl_list_init(&wlr_seat->touch_state.touch_points);
@ -382,6 +424,7 @@ void wlr_seat_destroy(struct wlr_seat *wlr_seat) {
wl_global_destroy(wlr_seat->wl_global);
free(wlr_seat->pointer_state.default_grab);
free(wlr_seat->keyboard_state.default_grab);
free(wlr_seat->touch_state.default_grab);
free(wlr_seat->data_device);
free(wlr_seat->name);
free(wlr_seat);
@ -830,7 +873,6 @@ static void touch_point_destroy(struct wlr_touch_point *point) {
wl_list_remove(&point->link);
free(point);
}
static void handle_touch_point_resource_destroy(struct wl_listener *listener,
void *data) {
struct wlr_touch_point *point =
@ -894,6 +936,25 @@ struct wlr_touch_point *wlr_seat_touch_get_point(
void wlr_seat_touch_notify_down(struct wlr_seat *seat,
struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx,
double sy) {
struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
grab->interface->down(grab, surface, time, touch_id, sx, sy);
}
void wlr_seat_touch_notify_up(struct wlr_seat *seat, uint32_t time,
int32_t touch_id) {
struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
grab->interface->up(grab, time, touch_id);
}
void wlr_seat_touch_notify_motion(struct wlr_seat *seat, uint32_t time,
int32_t touch_id, double sx, double sy) {
struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
grab->interface->motion(grab, time, touch_id, sx, sy);
}
void wlr_seat_touch_send_down(struct wlr_seat *seat,
struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx,
double sy) {
if (wlr_seat_touch_get_point(seat, touch_id)) {
wlr_log(L_ERROR, "got touch down for a touch point that's already down");
return;
@ -912,10 +973,10 @@ void wlr_seat_touch_notify_down(struct wlr_seat *seat,
wl_touch_send_frame(point->client->touch);
}
void wlr_seat_touch_notify_up(struct wlr_seat *seat, uint32_t time, int32_t touch_id) {
void wlr_seat_touch_send_up(struct wlr_seat *seat, uint32_t time, int32_t touch_id) {
struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
if (!point) {
wlr_log(L_ERROR, "got touch notify up for unknown touch point");
wlr_log(L_ERROR, "got touch up for unknown touch point");
return;
}
@ -925,11 +986,11 @@ void wlr_seat_touch_notify_up(struct wlr_seat *seat, uint32_t time, int32_t touc
touch_point_destroy(point);
}
void wlr_seat_touch_notify_motion(struct wlr_seat *seat, uint32_t time, int32_t touch_id,
void wlr_seat_touch_send_motion(struct wlr_seat *seat, uint32_t time, int32_t touch_id,
double sx, double sy) {
struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
if (!point) {
wlr_log(L_ERROR, "got touch motion notify for unknown touch point");
wlr_log(L_ERROR, "got touch motion for unknown touch point");
return;
}