/// <summary>
/// The remove adorner.
/// </summary>
private void RemoveAdorner()
{
if (this.adorner == null || this.adornerLayer == null)
{
return;
}
if (this.adornerDragDrop != null)
{
ControlAdornerDragDrop.Detach(this.adornerDragDrop);
this.adornerDragDrop = null;
}
this.adornerLayer.Remove(this.adorner);
this.adorner.Child = null;
this.adorner = null;
this.adornerLayer = null;
this.RegisterBeingMovedOut();
}
/// <summary>
/// The create adorner.
/// </summary>
private void CreateAdorner()
{
if (this.adorner != null || (Application.Current.MainWindow == null && this.userDefinedAdorner == null))
{
return;
}
var adornedElement = this.GetAdornerElement();
if (adornedElement == null)
{
return;
}
AdornerLayer layer = AdornerLayer.GetAdornerLayer(adornedElement);
if (layer == null)
{
return;
}
this.isPositionCalculated = false;
var ad = new ControlAdorner(adornedElement)
{
Child = this, Focusable = false
};
KeyboardNavigation.SetTabNavigation(ad, KeyboardNavigationMode.None);
layer.Add(ad);
this.adorner = ad;
this.adornerLayer = layer;
if (this.IsPinned && this.adornerDragDrop == null)
{
this.adornerDragDrop = ControlAdornerDragDrop.Attach(this.adorner);
}
this.RegisterBeingInFront();
}
/// <summary>
/// Brings pinned toooltip to front.
/// </summary>
public void BringToFront()
{
if (this.IsInFront())
{
return;
}
if (this.IsPinned && this.adorner != null)
{
if (this.adornerDragDrop != null)
{
ControlAdornerDragDrop.Detach(this.adornerDragDrop);
this.adornerDragDrop = null;
}
this.adornerLayer.Remove(this.adorner);
var adornedElement = this.GetAdornerElement();
if (adornedElement == null)
{
return;
}
this.adornerLayer = AdornerLayer.GetAdornerLayer(adornedElement);
if (this.adornerLayer == null)
{
return;
}
this.adornerLayer.Add(this.adorner);
if (this.IsPinned && this.adornerDragDrop == null)
{
this.adornerDragDrop = ControlAdornerDragDrop.Attach(this.adorner);
}
this.RegisterBeingInFront();
}
}
