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-rw-r--r--backend/libinput/events.c17
-rw-r--r--backend/libinput/pointer.c39
-rw-r--r--include/backend/libinput.h4
3 files changed, 60 insertions, 0 deletions
diff --git a/backend/libinput/events.c b/backend/libinput/events.c
index b9f2f43c..c5d9c67a 100644
--- a/backend/libinput/events.c
+++ b/backend/libinput/events.c
@@ -176,8 +176,25 @@ void handle_libinput_event(struct wlr_libinput_backend *backend,
handle_pointer_button(event, &dev->pointer);
break;
case LIBINPUT_EVENT_POINTER_AXIS:
+#if !LIBINPUT_HAS_SCROLL_VALUE120
+ /* This event must be ignored in favour of the SCROLL_* events */
handle_pointer_axis(event, &dev->pointer);
+#endif
+ break;
+#if LIBINPUT_HAS_SCROLL_VALUE120
+ case LIBINPUT_EVENT_POINTER_SCROLL_WHEEL:
+ handle_pointer_axis_value120(event, &dev->pointer,
+ WLR_AXIS_SOURCE_WHEEL);
+ break;
+ case LIBINPUT_EVENT_POINTER_SCROLL_FINGER:
+ handle_pointer_axis_value120(event, &dev->pointer,
+ WLR_AXIS_SOURCE_FINGER);
break;
+ case LIBINPUT_EVENT_POINTER_SCROLL_CONTINUOUS:
+ handle_pointer_axis_value120(event, &dev->pointer,
+ WLR_AXIS_SOURCE_CONTINUOUS);
+ break;
+#endif
case LIBINPUT_EVENT_TOUCH_DOWN:
handle_touch_down(event, &dev->touch);
break;
diff --git a/backend/libinput/pointer.c b/backend/libinput/pointer.c
index b391b0e5..50b63c90 100644
--- a/backend/libinput/pointer.c
+++ b/backend/libinput/pointer.c
@@ -123,6 +123,45 @@ void handle_pointer_axis(struct libinput_event *event,
wlr_signal_emit_safe(&pointer->events.frame, pointer);
}
+#if LIBINPUT_HAS_SCROLL_VALUE120
+void handle_pointer_axis_value120(struct libinput_event *event,
+ struct wlr_pointer *pointer, enum wlr_axis_source source) {
+ struct libinput_event_pointer *pevent =
+ libinput_event_get_pointer_event(event);
+ struct wlr_pointer_axis_event wlr_event = { 0 };
+ wlr_event.pointer = pointer;
+ wlr_event.time_msec =
+ usec_to_msec(libinput_event_pointer_get_time_usec(pevent));
+ wlr_event.source = source;
+
+ const enum libinput_pointer_axis axes[] = {
+ LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL,
+ LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL,
+ };
+ for (size_t i = 0; i < sizeof(axes) / sizeof(axes[0]); ++i) {
+ if (!libinput_event_pointer_has_axis(pevent, axes[i])) {
+ continue;
+ }
+ switch (axes[i]) {
+ case LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL:
+ wlr_event.orientation = WLR_AXIS_ORIENTATION_VERTICAL;
+ break;
+ case LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL:
+ wlr_event.orientation = WLR_AXIS_ORIENTATION_HORIZONTAL;
+ break;
+ }
+ wlr_event.delta =
+ libinput_event_pointer_get_scroll_value(pevent, axes[i]);
+ if (source == WLR_AXIS_SOURCE_WHEEL) {
+ wlr_event.delta_discrete =
+ libinput_event_pointer_get_scroll_value_v120(pevent, axes[i]);
+ }
+ wlr_signal_emit_safe(&pointer->events.axis, &wlr_event);
+ }
+ wlr_signal_emit_safe(&pointer->events.frame, pointer);
+}
+#endif
+
void handle_pointer_swipe_begin(struct libinput_event *event,
struct wlr_pointer *pointer) {
struct libinput_event_gesture *gevent =
diff --git a/include/backend/libinput.h b/include/backend/libinput.h
index 7c1dc30a..1ec94c2d 100644
--- a/include/backend/libinput.h
+++ b/include/backend/libinput.h
@@ -70,6 +70,10 @@ void handle_pointer_button(struct libinput_event *event,
struct wlr_pointer *pointer);
void handle_pointer_axis(struct libinput_event *event,
struct wlr_pointer *pointer);
+#if LIBINPUT_HAS_SCROLL_VALUE120
+void handle_pointer_axis_value120(struct libinput_event *event,
+ struct wlr_pointer *pointer, enum wlr_axis_source source);
+#endif
void handle_pointer_swipe_begin(struct libinput_event *event,
struct wlr_pointer *pointer);
void handle_pointer_swipe_update(struct libinput_event *event,