Draws the separator between the label and the description in a tooltip.
virtual void OnDrawSeparator(
   CDC* pDC,
   int x1,
   int x2,
   int y 
);
Parameters
- [in] pDC 
 A pointer to a device context.
- [in] x1 
 Horizontal coordinate of the left end of the separator.
- [in] x2 
 Horizontal coordinate of the right end of the separator.
- [in] Y 
 Vertical coordinate of the separator.
Remarks
The default implementation draws a line from the point (x1, y) to the point (x2, y).
Override this method in a derived class to customize the appearance of the separator.
Requirements
Header: afxToolTipCtrl.h