// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
#nullable disable
using System.Windows;
using System.Windows.Media;
namespace Microsoft.VisualStudio.LanguageServices.Implementation;
internal static class DependencyObjectExtensions
{
public static DependencyObject TryGetParent(this DependencyObject obj)
{
return (obj is Visual) ? VisualTreeHelper.GetParent(obj) : null;
}
public static T GetParentOfType<T>(this DependencyObject element) where T : Visual
{
var parent = element.TryGetParent();
if (parent is T)
{
return (T)parent;
}
if (parent == null)
{
return null;
}
return parent.GetParentOfType<T>();
}
}
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