Gets or sets the key of the default image shown when a TreeNode is in a selected state.
Assembly: System.Windows.Forms (in System.Windows.Forms.dll)
If a TreeNode does not have a selected image set, the image specified by the property will be shown when the node is not selected.
The and SelectedImageIndex properties are mutually exclusive; if one is set, the other is ignored. If you set the property, the SelectedImageIndex property is automatically set to -1. Alternatively, if you set the SelectedImageIndex property, the is automatically set to an empty string ("").
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.