Invalidates the specified region of the control (adds it to the control's update region, which is the area that will be repainted at the next paint operation), and causes a paint message to be sent to the control.
シンタックス
'宣言
Public Overloads Sub Invalidate( _
ByVal As Rectangle _
)
public void Invalidate(
Rectangle
)
パラメータ
- rc
- A System.Drawing.Rectangle that represents the region to invalidate.
参照