This topic is included for completeness. For more detail see the source code located in the VC\atlmfc\src\mfc folder of your Visual Studio installation.
virtual CBasePane* PaneFromPoint(
CPoint point,
int nSensitivity,
BOOL bCheckVisibility
);
Parameters
[in] point
[in] nSensitivity
[in] bCheckVisibility
Requirements
Header: afxmultipaneframewnd.h