'Declaration
 
Protected Overrides Sub OnIsCheckedChanged( _
   ByVal oldValue As Nullable(Of Boolean), _
   ByVal newValue As Nullable(Of Boolean) _
) 

'Usage
 
Dim instance As CheckBox
Dim oldValue As Nullable(Of Boolean)
Dim newValue As Nullable(Of Boolean)
 
instance.OnIsCheckedChanged(oldValue, newValue)

protected override void OnIsCheckedChanged( 
   Nullable<bool> oldValue,
   Nullable<bool> newValue
)

Parameters

oldValue

newValue

Target Platforms: Windows 11, Windows 10, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

CheckBox Class
CheckBox Members
Base Implementation in OnIsCheckedChanged