If TRUE, then the left button of the pointer device is being pressed. If FALSE, then the left button of the pointer device is not being pressed.
The signed distance in counts that the pointer device has been moved along the x-axis.
The signed distance in counts that the pointer device has been moved along the y-axis.
The signed distance in counts that the pointer device has been moved along the z-axis.
If TRUE, then the right button of the pointer device is being pressed. If FALSE, then the right button of the pointer device is not being pressed.