protected override void OnPropertyChanged(DependencyPropertyChangedEventArgs e)
{
if (ParentTreeView == null)
{
return;
}
//System.Diagnostics.Debug.WriteLine("P(" + ParentTreeView.Name + "): " + e.Property + " " + e.NewValue);
if (e.Property.Name == "IsEditing")
{
if ((bool)e.NewValue == false)
{
StopEditing();
}
}
if (e.Property.Name == "IsExpanded")
{
// Bring newly expanded child nodes into view if they'd be outside of the current view
if ((bool)e.NewValue == true)
{
if (VisualChildrenCount > 0)
{
((FrameworkElement)GetVisualChild(VisualChildrenCount - 1)).BringIntoView();
}
}
// Deselect children of collapsed item
// (If one resists, don't collapse)
if ((bool)e.NewValue == false)
{
if (!ParentTreeView.DeselectRecursive(this, false))
{
IsExpanded = true;
}
}
}
if (e.Property.Name == "IsVisible")
{
// Deselect invisible item and its children
// (If one resists, don't hide)
if ((bool)e.NewValue == false)
{
if (!ParentTreeView.DeselectRecursive(this, true))
{
IsVisible = true;
}
}
}
base.OnPropertyChanged(e);
}