diff --git a/src/eventcomm.c b/src/eventcomm.c index cddf7fc72e0c0d988698123aec30beea9d7f1e65..3a9d45d1330df44a79786b81cafa433b271efe9d 100644 --- a/src/eventcomm.c +++ b/src/eventcomm.c @@ -325,6 +325,15 @@ event_query_is_touchpad(struct libevdev *evdev) libevdev_has_event_code(evdev, EV_ABS, BTN_TOOL_PEN)) /* Don't match wacom tablets */ return FALSE; + if (libevdev_has_event_code(evdev, EV_ABS, ABS_MT_SLOT)) { + if (libevdev_get_num_slots(evdev) == -1) + return FALSE; /* Ignore fake MT devices */ + + if (!libevdev_has_event_code(evdev, EV_ABS, ABS_MT_POSITION_X) || + !libevdev_has_event_code(evdev, EV_ABS, ABS_MT_POSITION_Y)) + return FALSE; + } + return TRUE; }