System.Windows.Controls.InteractionHelper.OnMouseEnterBase C# (CSharp) Method

        public void OnMouseEnterBase()
        {
            UpdateVisualState(true);
        }
        #endregion MouseEnter

 /// <summary>
 /// Provides handling for the MouseEnter event.
 /// </summary>
 /// <param name="e">The data for the event.</param>
 protected override void OnMouseEnter(MouseEventArgs e)
 {
     if (_interaction.AllowMouseEnter(e))
     {
         _interaction.OnMouseEnterBase();
         base.OnMouseEnter(e);
     }
 }