Call this member function to update the specified rectangle or region in the given window's client area.
BOOL RedrawWindow( LPCRECT lpRectUpdate = NULL, CRgn* prgnUpdate = NULL, UINT flags = RDW_INVALIDATE | RDW_UPDATENOW | RDW_ERASE );
| Header File | Afxwin.h | 
| Platforms | |
| Versions | 1.0 and later | 
| Complete documentation | Visual C++ documentation | 
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