IOleInPlaceSiteWindowless.InvalidateRgn(IntPtr, Int32) Method
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Enables an object to invalidate a specified region of its in-place image on the screen.
public:
void InvalidateRgn(IntPtr hRGN, int fErase);
public void InvalidateRgn (IntPtr hRGN, int fErase);
abstract member InvalidateRgn : nativeint * int -> unit
Public Sub InvalidateRgn (hRGN As IntPtr, fErase As Integer)
Parameters
- hRGN
-
IntPtr
nativeint
[in] Region to invalidate, in client coordinates of the containing window. If this parameter is NULL, the object's full extent is invalidated.
- fErase
- Int32
[in] Specifies whether the background within the update region is to be erased when the region is updated. If this parameter is TRUE, the background is erased. If this parameter is FALSE, the background remains unchanged.
Remarks
For information on the COM interface, see IOleInPlaceSiteWindowless::InvalidateRgn