Retrieves a handle identifying the current application-defined clipping region
#include <WinAPIGdi.au3>
_WinAPI_GetClipRgn ( $hDC )
| $hDC | Handle to the device context. |
| Success: | Handle to a copy of the current clipping region. |
| Failure: | 0. |
An application-defined clipping region is a clipping region identified by the _WinAPI_SelectClipRgn() function.
It is not a clipping region created when the application calls the _WinAPI_BeginPaint().
_WinAPI_BeginPaint, _WinAPI_SelectClipRgn
Search GetClipRgn in MSDN Library.