Invalidate Method

A mathod that will be called when the automation needs to re-paint the control

Syntax

Visual Basic
C#
Objective-C
Java
C++

void Invalidate( 
   Rectangle rc
)

'Declaration
 
Sub Invalidate( _
   ByVal rc As Rectangle _
)

'Usage
 
Dim instance As IAnnAutomationControl
Dim rc As Rectangle
 
instance.Invalidate(rc)

void Invalidate( 
   Rectangle rc
)

Parameters

rc: The invalid rectangle to paint.

Remarks

If your control is derived from the standard System.Windows.Forms.Control, then you do not need to implement this method (since the default System.Windows.Forms.Control.Invalidate will be used). If you have custom implementation, then simply invalidate your control surface when this method is called.

Example

For an example, refer to IAnnAutomationControl.

Requirements

Target Platforms

Reference

IAnnAutomationControl Interface
IAnnAutomationControl Members