Invalidates a rectangular region of the control and causes a paint message to be sent to the control. This will not force a synchronous paint to occur, calling update after invalidate will force a synchronous paint.
[Visual Basic] Overloads Public Sub Invalidate( _ ByVal rc As Rectangle _ ) [C#] public void Invalidate( Rectangle rc ); [C++] public: void Invalidate( Rectangle rc ); [JScript] public function Invalidate( rc : Rectangle );
Control Class | Control Members | System.WinForms Namespace | Control.Invalidate Overload List