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wlr-seat: implement cursor axis events 

Axis events for the cursor are generated with the scroll wheel.
This commit is contained in:
Tony Crisci 2017-09-22 10:30:09 -04:00
parent 00cc20b0a8
commit e38248f34c
3 changed files with 27 additions and 4 deletions
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9
examples/compositor.c
View File

@ -417,10 +417,11 @@ static void handle_cursor_motion_absolute(struct wl_listener *listener,
}
static void handle_cursor_axis(struct wl_listener *listener, void *data) {
//struct sample_state *sample =
//wl_container_of(listener, sample, cursor_axis);
//struct wlr_event_pointer_axis *event = data;
wlr_log(L_DEBUG, "TODO: handle cursor axis");
struct sample_state *sample =
wl_container_of(listener, sample, cursor_axis);
struct wlr_event_pointer_axis *event = data;
wlr_seat_pointer_send_axis(sample->wl_seat, event->time_sec,
event->orientation, event->delta);
}
static void handle_cursor_button(struct wl_listener *listener, void *data) {

3
include/wlr/types/wlr_seat.h
View File

@ -109,4 +109,7 @@ void wlr_seat_pointer_send_motion(struct wlr_seat *wlr_seat, uint32_t time,
void wlr_seat_pointer_send_button(struct wlr_seat *wlr_seat, uint32_t time,
uint32_t button, uint32_t state);
void wlr_seat_pointer_send_axis(struct wlr_seat *wlr_seat, uint32_t time,
enum wlr_axis_orientation orientation, double value);
#endif

19
types/wlr_seat.c
View File

@ -352,3 +352,22 @@ void wlr_seat_pointer_send_button(struct wlr_seat *wlr_seat, uint32_t time,
serial, time, button, state);
wl_pointer_send_frame(wlr_seat->pointer_state.focused_handle->pointer);
}
void wlr_seat_pointer_send_axis(struct wlr_seat *wlr_seat, uint32_t time,
enum wlr_axis_orientation orientation, double value) {
if (!wlr_seat_pointer_has_focus_resource(wlr_seat)) {
return;
}
struct wl_resource *pointer =
wlr_seat->pointer_state.focused_handle->pointer;
if (value) {
wl_pointer_send_axis(pointer, time, orientation,
wl_fixed_from_double(value));
} else {
wl_pointer_send_axis_stop(pointer, time, orientation);
}
wl_pointer_send_frame(pointer);
}