File: System\Windows\Forms\SelectionMode.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;
 
public enum SelectionMode
{
    /// <summary>
    ///  Indicates that no items can be selected.
    /// </summary>
    None = 0,
 
    /// <summary>
    ///  Indicates that only one item at a time can be selected.
    /// </summary>
    One = 1,
 
    /// <summary>
    ///  Indicates that more than one item at a time can be selected.
    /// </summary>
    MultiSimple = 2,
 
    /// <summary>
    ///  Indicates that more than one item at a time can be selected, and
    ///  keyboard combinations, such as SHIFT and CTRL can be used to help
    ///  in selection.
    /// </summary>
    MultiExtended = 3,
}