File: System\Windows\Forms\Controls\TreeView\TreeViewEventHandler.cs
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Project: src\src\System.Windows.Forms\src\System.Windows.Forms.csproj (System.Windows.Forms)
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
namespace System.Windows.Forms;
 
/// <summary>
///  Represents a method that will handle the <see cref="TreeView.OnAfterCheck"/>,
///  <see cref="TreeView.OnAfterCollapse"/>, <see cref="TreeView.OnAfterExpand"/>,
///  or <see cref="TreeView.OnAfterSelect"/> event.
/// </summary>
public delegate void TreeViewEventHandler(object? sender, TreeViewEventArgs e);