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.
Syntax
'Declaration
Public Overloads Sub Invalidate( _
ByVal As Region _
)
public void Invalidate(
Region
)
Parameters
- region
- The System.Drawing.Region to invalidate.
See Also