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TreeNode.ImageKey Property

.NET Framework 4

Other Versions

Gets or sets the key for the image associated with this tree node when the node is in an unselected state.

Namespace: System.Windows.Forms
Assembly: System.Windows.Forms (in System.Windows.Forms.dll)

Syntax

C++

Copy

[TypeConverterAttribute(typeof(TreeViewImageKeyConverter))]
[RelatedImageListAttribute("TreeView.ImageList")]
public string ImageKey { get; set; }

Property Value

Type: System.String
The key for the image associated with this tree node when the node is in an unselected state.

Remarks

The image key returned by this property is contained in the ImageList property of the containing TreeView control.

The ImageKey is case-insensitive.

The ImageKey and ImageIndex properties are mutually exclusive; if one property is set, the other is ignored. If you set the ImageKey property, the ImageIndex property is automatically set to -1. Alternatively, if you set ImageIndex, ImageKey is automatically set to an empty string ("").

Version Information

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Platforms

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

Reference

TreeNode Class

System.Windows.Forms Namespace

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