private ICollection <DockAdornerWindow> AddAdorners(DockManager.DockSite site, Visual ownerVisual, IList <DockSiteType> types, ViewElement floatingElement)
{
SortedList <DockDirection, DockTarget> targets = new SortedList <DockDirection, DockTarget>();
for (DependencyObject sourceElement = (DependencyObject)ownerVisual; sourceElement != null; sourceElement = Microsoft.VisualStudio.PlatformUI.ExtensionMethods.GetVisualOrLogicalParent(sourceElement))
{
DockTarget target = sourceElement as DockTarget;
if (this.IsValidDockTarget(target, types, floatingElement))
{
if (target.DockTargetType == DockTargetType.Outside)
{
targets[DockDirection.Left] = target;
targets[DockDirection.Right] = target;
targets[DockDirection.FirstValue] = target;
targets[DockDirection.Bottom] = target;
}
else
{
DockTarget dockTarget;
if ((target.DockTargetType == DockTargetType.Inside || target.DockTargetType == DockTargetType.SidesOnly || target.DockTargetType == DockTargetType.CenterOnly) && !targets.TryGetValue(DockDirection.Fill, out dockTarget))
{
targets[DockDirection.Fill] = target;
}
}
}
}
return(this.PrepareAndShowAdornerLayers(targets, site, floatingElement));
}
public void RegisterSite(Visual visual, IntPtr hwnd)
{
if (this.visualToSite.ContainsKey(visual))
{
if (this.visualToSite[visual].Handle != hwnd)
{
throw new InvalidOperationException("Visual cannot be used in RegisterSite with two different window handles");
}
}
else
{
DockManager.DockSite dockSite = new DockManager.DockSite()
{
Handle = hwnd,
Visual = visual
};
this.visualToSite[visual] = dockSite;
this.hwndToSite[hwnd] = dockSite;
}
}
private IEnumerable <DockManager.DockSiteHitTestResult> FindHitElements(Point point, Predicate <DockManager.DockSite> includedSites)
{
List <DockManager.DockSite> sortedDockSites = this.GetSortedDockSites();
List <DockManager.DockSiteHitTestResult> results = new List <DockManager.DockSiteHitTestResult>();
using (IEnumerator <DockManager.DockSite> enumerator = Enumerable.Where <DockManager.DockSite>((IEnumerable <DockManager.DockSite>)sortedDockSites, (Func <DockManager.DockSite, bool>)(w => includedSites(w))).GetEnumerator())
{
while (enumerator.MoveNext())
{
DockManager.DockSite site = enumerator.Current;
if (PresentationSource.FromDependencyObject((DependencyObject)site.Visual) != null)
{
VisualTreeHelper.HitTest(site.Visual, new HitTestFilterCallback(this.ExcludeNonVisualElements), (HitTestResultCallback)(result =>
{
results.Add(new DockManager.DockSiteHitTestResult(site, (Visual)result.VisualHit));
return(HitTestResultBehavior.Stop);
}), (HitTestParameters) new PointHitTestParameters(site.Visual.PointFromScreen(point)));
}
}
}
return((IEnumerable <DockManager.DockSiteHitTestResult>)results);
}
public DockSiteHitTestResult(DockManager.DockSite site, Visual visualHit)
{
this.DockSite = site;
this.VisualHit = visualHit;
}
protected virtual ICollection <DockAdornerWindow> PrepareAndShowAdornerLayers(SortedList <DockDirection, DockTarget> targets, DockManager.DockSite site, ViewElement floatingElement)
{
HashSet <DockAdornerWindow> hashSet = new HashSet <DockAdornerWindow>();
DockAdornerWindow insertAfter = (DockAdornerWindow)null;
foreach (KeyValuePair <DockDirection, DockTarget> keyValuePair in targets)
{
DockAdornerWindow adornerLayer = site.GetAdornerLayer(keyValuePair.Key);
hashSet.Add(adornerLayer);
adornerLayer.AdornedElement = (FrameworkElement)keyValuePair.Value;
adornerLayer.DockDirection = keyValuePair.Key;
adornerLayer.Orientation = this.GetTargetOrientation(keyValuePair.Value);
adornerLayer.AreOuterTargetsEnabled = floatingElement.DockRestriction == DockRestrictionType.None;
adornerLayer.AreInnerTargetsEnabled = !this.IsDocumentGroupContainerTarget(keyValuePair.Value);
adornerLayer.IsInnerCenterTargetEnabled = keyValuePair.Value.DockTargetType != DockTargetType.SidesOnly;
adornerLayer.AreInnerSideTargetsEnabled = keyValuePair.Value.DockTargetType != DockTargetType.CenterOnly;
this.PrepareAdornerLayer(adornerLayer, floatingElement);
adornerLayer.PrepareAndShow(insertAfter);
insertAfter = adornerLayer;
}
return((ICollection <DockAdornerWindow>)hashSet);
}