protected override void OnAttached()
{
base.OnAttached();
keyboardHelper = new KeyboardHelper(this.AssociatedObject);
this.AssociatedObject.KeyDown += new KeyEventHandler(AssociatedObject_KeyDown);
}
protected override void OnAttached()
{
base.OnAttached();
keyboardHelper = new KeyboardHelper(this.AssociatedObject);
this.AssociatedObject.KeyDown += new KeyEventHandler(AssociatedObject_KeyDown);
}
