Xceed.Wpf.Toolkit.CalculatorUpDown.OnApplyTemplate C# (CSharp) Method

    public override void OnApplyTemplate()
    {
      base.OnApplyTemplate();

      if( _calculatorPopup != null )
        _calculatorPopup.Opened -= CalculatorPopup_Opened;

      _calculatorPopup = GetTemplateChild( PART_CalculatorPopup ) as Popup;

      if( _calculatorPopup != null )
        _calculatorPopup.Opened += CalculatorPopup_Opened;

      if( _calculator != null )
        _calculator.ValueChanged -= OnCalculatorValueChanged;

      _calculator = GetTemplateChild( PART_Calculator ) as Calculator;

      if( _calculator != null )
        _calculator.ValueChanged += OnCalculatorValueChanged;
    }