* XXX WM_MOUSELEAVE code set it to false. Then when we get a WM_MOUSEMOVE event,
* XXX if the flag is false we invoke the Entry callback and set the flag to true.
*/
* XXX WM_MOUSELEAVE code set it to false. Then when we get a WM_MOUSEMOVE event,
* XXX if the flag is false we invoke the Entry callback and set the flag to true.
*/