//------------------------------------------------------------------- // Methods //------------------------------------------------------------------- #region Methods /// <summary> /// Retreives instance of this class from attached object or creates new. /// </summary> /// <param name="parent"><see cref="TabControl"/> where we attaching to.</param> /// <returns>Returns instance of this class</returns> private static TabItemGeneratorBehavior GetHandler(TabControl parent) { var binding = parent.GetBindingExpression(TabControl.SelectedItemProperty); return (null == binding) ? new TabItemGeneratorBehavior(parent) : binding.DataItem as TabItemGeneratorBehavior; }