Public Sub New(ccbParent As CheckedComboBox)
Me.ccbParent = ccbParent
InitializeComponent()
Me.ShowInTaskbar = False
Me.cclb.ItemCheck += New System.Windows.Forms.ItemCheckEventHandler(AddressOf Me.cclb_ItemCheck)
End Sub
Private Sub cclb_ItemCheck(sender As Object, e As ItemCheckEventArgs)
If ccbParent.ItemCheck IsNot Nothing Then
ccbParent.ItemCheck(sender, e)
End If
End Sub
TRY THIS ONE