This member function prevents drawing within invalid areas of a window by excluding an updated region in the window from the clipping region associated with the CDC object.
int ExcludeUpdateRgn( CWnd* pWnd );
Header File | Afxwin.h |
Platforms | |
Versions | 1.0 and later |
Complete documentation | Visual C++ documentation |
CDC Overview, CDC Member Functions, Graphical Drawing Classes, CDC::ExcludeClipRect