x11-backend: axis events
@@ -62,6 +62,20 @@ static bool handle_x11_event(struct wlr_x11_backend *x11, xcb_generic_event_t *e
case XCB_BUTTON_PRESS:
case XCB_BUTTON_RELEASE: {
xcb_button_press_event_t *ev = (xcb_button_press_event_t *)event;
+
+ if (ev->detail == XCB_BUTTON_INDEX_4 ||
+ ev->detail == XCB_BUTTON_INDEX_5) {
+ double delta = (ev->detail == XCB_BUTTON_INDEX_4 ? -15 : 15);
+ struct wlr_event_pointer_axis axis = {
+ .device = &x11->pointer_dev,
+ .time_sec = ev->time / 1000,
+ .time_usec = ev->time * 1000,
+ .source = WLR_AXIS_SOURCE_WHEEL,
+ .orientation = WLR_AXIS_ORIENTATION_VERTICAL,
+ .delta = delta,
+ };
+ wl_signal_emit(&x11->pointer.events.axis, &axis);
+ } else {
struct wlr_event_pointer_button button = {
.device = &x11->pointer_dev,
.time_sec = ev->time / 1000,
@@ -72,6 +86,7 @@ static bool handle_x11_event(struct wlr_x11_backend *x11, xcb_generic_event_t *e
};
wl_signal_emit(&x11->pointer.events.button, &button);
+ }
x11->time = ev->time;
break;
}
