/// <summary>
/// Internal method to show the adorner.
/// </summary>
private void ShowAdornerInternal()
{
if (this.adorner != null)
{
// Already adorned.
return;
}
if (this.AdornerContent != null)
{
if (this.adornerLayer == null)
{
this.adornerLayer = AdornerLayer.GetAdornerLayer(this);
}
if (this.adornerLayer != null)
{
this.adorner = new FrameworkElementAdorner(this.AdornerContent, this, this.HorizontalAdornerPlacement, this.VerticalAdornerPlacement,
this.AdornerOffsetX, this.AdornerOffsetY);
this.adornerLayer.Add(this.adorner);
UpdateAdornerDataContext();
}
}
}
/// <summary>
/// Internal method to hide the adorner.
/// </summary>
private void HideAdornerInternal()
{
if (this.adornerLayer == null || this.adorner == null)
{
// Not already adorned.
return;
}
this.adornerLayer.Remove(this.adorner);
this.adorner.DisconnectChild();
this.adorner = null;
this.adornerLayer = null;
}