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cursor: emit high-res scroll events

Browse source 
Recevie the high-resolution scroll events from the libinput or Wayland
backends, abstracted as pointer signals, and re-emit them from the
cursor interface.
This commit is contained in:
José Expósito 2021-09-20 19:47:13 +02:00
parent e5932867f1
commit 5128496ea8
2 changed files with 15 additions and 0 deletions
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1
include/wlr/types/wlr_cursor.h
View file

@ -51,6 +51,7 @@ struct wlr_cursor {
struct wl_signal motion_absolute;
struct wl_signal button;
struct wl_signal axis;
struct wl_signal axis_value120;
struct wl_signal frame;
struct wl_signal swipe_begin;
struct wl_signal swipe_update;

14
types/wlr_cursor.c
View file

@ -25,6 +25,7 @@ struct wlr_cursor_device {
struct wl_listener motion_absolute;
struct wl_listener button;
struct wl_listener axis;
struct wl_listener axis_value120;
struct wl_listener frame;
struct wl_listener swipe_begin;
struct wl_listener swipe_update;
@ -93,6 +94,7 @@ struct wlr_cursor *wlr_cursor_create(void) {
wl_signal_init(&cur->events.motion_absolute);
wl_signal_init(&cur->events.button);
wl_signal_init(&cur->events.axis);
wl_signal_init(&cur->events.axis_value120);
wl_signal_init(&cur->events.frame);
wl_signal_init(&cur->events.swipe_begin);
wl_signal_init(&cur->events.swipe_update);
@ -153,6 +155,7 @@ static void cursor_device_destroy(struct wlr_cursor_device *c_device) {
wl_list_remove(&c_device->motion_absolute.link);
wl_list_remove(&c_device->button.link);
wl_list_remove(&c_device->axis.link);
wl_list_remove(&c_device->axis_value120.link);
wl_list_remove(&c_device->frame.link);
wl_list_remove(&c_device->swipe_begin.link);
wl_list_remove(&c_device->swipe_update.link);
@ -447,6 +450,14 @@ static void handle_pointer_axis(struct wl_listener *listener, void *data) {
wlr_signal_emit_safe(&device->cursor->events.axis, event);
}
static void handle_pointer_axis_value120(struct wl_listener *listener,
void *data) {
struct wlr_event_pointer_axis_value120 *event = data;
struct wlr_cursor_device *device =
wl_container_of(listener, device, axis_value120);
wlr_signal_emit_safe(&device->cursor->events.axis_value120, event);
}
static void handle_pointer_frame(struct wl_listener *listener, void *data) {
struct wlr_cursor_device *device = wl_container_of(listener, device, frame);
wlr_signal_emit_safe(&device->cursor->events.frame, device->cursor);
@ -640,6 +651,9 @@ static struct wlr_cursor_device *cursor_device_create(
wl_signal_add(&device->pointer->events.axis, &c_device->axis);
c_device->axis.notify = handle_pointer_axis;
wl_signal_add(&device->pointer->events.axis_value120, &c_device->axis_value120);
c_device->axis_value120.notify = handle_pointer_axis_value120;
wl_signal_add(&device->pointer->events.frame, &c_device->frame);
c_device->frame.notify = handle_pointer_frame;