Unit 'InterfaceBase'	Package
[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index]	[#lcl]

TWidgetSet.InvalidateRect

Marks a display area for repaint.

Declaration

Source position: winapih.inc line 174

public function TWidgetSet.InvalidateRect(

aHandle: HWND;

ARect: PRect;

bErase: Boolean

):Boolean; virtual;

`aHandle`		The window handle.
`ARect`		The client coordinates of the area.
`bErase`		True forces a repaint of the background, before further painting.

False on failure.