Function Reference


Removes a region from the current update region of the specified window

#include <WinAPIGdi.au3>
_WinAPI_ValidateRgn ( $hWnd [, $hRgn = 0] )


$hWnd Handle to the window whose update region is to be modified.
$hRgn [optional] Handle to a region that defines the area to be removed from the update region. If this parameter is 0 (Default),
the entire client area is removed.

Return Value

Success: True
Failure: False

See Also

Search ValidateRgn in MSDN Library.