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Implement pointer simulation if client hasn't bound to touch

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David96 2020-04-18 13:29:20 +02:00 committed by Tudor Brindus
parent 7a294b2668
commit 2473cac32c
2 changed files with 52 additions and 24 deletions
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2
include/sway/input/cursor.h
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@ -50,6 +50,8 @@ struct sway_cursor {
struct wl_listener touch_down;
struct wl_listener touch_up;
struct wl_listener touch_motion;
bool simulating_pointer_from_touch;
int32_t pointer_touch_id;
struct wl_listener tool_axis;
struct wl_listener tool_tip;

60
sway/input/cursor.c
View file

@ -405,7 +405,6 @@ static void handle_pointer_frame(struct wl_listener *listener, void *data) {
static void handle_touch_down(struct wl_listener *listener, void *data) {
struct sway_cursor *cursor = wl_container_of(listener, cursor, touch_down);
cursor_handle_activity(cursor, IDLE_SOURCE_TOUCH);
struct wlr_event_touch_down *event = data;
struct sway_seat *seat = cursor->seat;
@ -422,35 +421,58 @@ static void handle_touch_down(struct wl_listener *listener, void *data) {
seat->touch_x = lx;
seat->touch_y = ly;
if (!surface) {
return;
}
// TODO: fall back to cursor simulation if client has not bound to touch
if (surface && wlr_surface_accepts_touch(wlr_seat, surface)) {
if (seat_is_input_allowed(seat, surface)) {
cursor_hide(cursor);
cursor_handle_activity(cursor, IDLE_SOURCE_TOUCH);
wlr_seat_touch_notify_down(wlr_seat, surface, event->time_msec,
event->touch_id, sx, sy);
}
if (focused_node) {
seat_set_focus(seat, focused_node);
}
}
} else if (!cursor->simulating_pointer_from_touch &&
(!surface || seat_is_input_allowed(seat, surface))) {
// Fallback to cursor simulation.
// The pointer_touch_id state is needed, so drags are not aborted when over
// a surface supporting touch and multi touch events don't interfere.
cursor->simulating_pointer_from_touch = true;
cursor->pointer_touch_id = seat->touch_id;
double dx, dy;
dx = lx - cursor->cursor->x;
dy = ly - cursor->cursor->y;
pointer_motion(cursor, event->time_msec, event->device, dx, dy, dx, dy);
dispatch_cursor_button(cursor, event->device, event->time_msec,
BTN_LEFT, WLR_BUTTON_PRESSED);
wlr_seat_pointer_notify_frame(wlr_seat);
transaction_commit_dirty();
}
}
static void handle_touch_up(struct wl_listener *listener, void *data) {
struct sway_cursor *cursor = wl_container_of(listener, cursor, touch_up);
cursor_handle_activity(cursor, IDLE_SOURCE_TOUCH);
struct wlr_event_touch_up *event = data;
struct wlr_seat *seat = cursor->seat->wlr_seat;
// TODO: fall back to cursor simulation if client has not bound to touch
wlr_seat_touch_notify_up(seat, event->time_msec, event->touch_id);
struct wlr_seat *wlr_seat = cursor->seat->wlr_seat;
if (cursor->simulating_pointer_from_touch) {
if (cursor->pointer_touch_id == cursor->seat->touch_id) {
cursor->simulating_pointer_from_touch = false;
cursor_handle_activity(cursor, IDLE_SOURCE_POINTER);
dispatch_cursor_button(cursor, event->device, event->time_msec,
BTN_LEFT, WLR_BUTTON_RELEASED);
wlr_seat_pointer_notify_frame(wlr_seat);
transaction_commit_dirty();
}
} else {
cursor_handle_activity(cursor, IDLE_SOURCE_TOUCH);
wlr_seat_touch_notify_up(wlr_seat, event->time_msec, event->touch_id);
}
}
static void handle_touch_motion(struct wl_listener *listener, void *data) {
struct sway_cursor *cursor =
wl_container_of(listener, cursor, touch_motion);
cursor_handle_activity(cursor, IDLE_SOURCE_TOUCH);
struct wlr_event_touch_motion *event = data;
struct sway_seat *seat = cursor->seat;
@ -475,12 +497,16 @@ static void handle_touch_motion(struct wl_listener *listener, void *data) {
}
}
if (!surface) {
return;
if (cursor->simulating_pointer_from_touch) {
if (seat->touch_id == cursor->pointer_touch_id) {
double dx, dy;
dx = lx - cursor->cursor->x;
dy = ly - cursor->cursor->y;
pointer_motion(cursor, event->time_msec, event->device, dx, dy, dx, dy);
transaction_commit_dirty();
}
// TODO: fall back to cursor simulation if client has not bound to touch
if (seat_is_input_allowed(cursor->seat, surface)) {
} else if (surface) {
cursor_handle_activity(cursor, IDLE_SOURCE_TOUCH);
wlr_seat_touch_notify_motion(wlr_seat, event->time_msec,
event->touch_id, sx, sy);
}