private static void OnIsSelectedChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
var view = (EmbeddedShellView)d;
if ((bool)e.NewValue == false)
{
return;
}
view.WhenLoaded(x => ((EmbeddedShellView)x).Start(VisualTreeHelper2.GetAncestor <SnoopUI>((EmbeddedShellView)x)));
}
private void OnRootLoaded()
{
// The following assumptions are made:
// 1. The visual structure of each TreeViewItem is the same regardless of its location.
// 2. The control template of a TreeViewItem contains ItemsPresenter.
var root = this.pendingRoot;
this.pendingRoot = null;
root.Loaded -= this.OnRootLoaded;
ItemsPresenter itemsPresenter = null;
VisualTreeHelper2.EnumerateTree(root, null,
(visual, misc) =>
{
itemsPresenter = visual as ItemsPresenter;
if (itemsPresenter != null && itemsPresenter.TemplatedParent == root)
{
return(HitTestResultBehavior.Stop);
}
else
{
itemsPresenter = null;
return(HitTestResultBehavior.Continue);
}
},
null);
if (itemsPresenter != null)
{
var levelLayoutDepth = 2;
DependencyObject tmp = itemsPresenter;
while (tmp != root)
{
++levelLayoutDepth;
tmp = VisualTreeHelper.GetParent(tmp);
}
var rootLayoutDepth = 0;
while (tmp != null)
{
++rootLayoutDepth;
tmp = VisualTreeHelper.GetParent(tmp);
}
this.maxDepth = (240 - rootLayoutDepth) / levelLayoutDepth;
this.rootItem = new WeakReference((TreeItem)root.DataContext);
}
}
private static void OnIsSelectedChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
var view = (EmbeddedShellView)d;
if ((bool)e.NewValue == false)
{
return;
}
view.WhenLoaded(x =>
{
var embeddedShellView = (EmbeddedShellView)x;
var targetSnoopUi = VisualTreeHelper2.GetAncestor <SnoopUI>(embeddedShellView);
if (targetSnoopUi is not null)
{
embeddedShellView.Start(targetSnoopUi);
}
});
}
private void CaptionBar_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
var window = VisualTreeHelper2.FindVisualParents <Window>(this).First();
window.DragMove();
}
