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 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)