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Gets a reference to the GridTree object that controls the appearance of the outline tree in the grid.
public GridTree Tree { get; }
The C1FlexGrid can group data hierarchically and display it with a collapsible tree similar to the one in the Microsoft TreeView control. The GridTree object is used to specify the position and appearance of the outline tree.
For details on create outlines, see the C1.Win.FlexGrid.C1FlexGridBase.Subtotal(C1.Win.FlexGrid.AggregateEnum,System.Int32,System.Int32,System.Int32,System.Int32,System.String,C1.Win.FlexGrid.AggregateFlags,C1.Win.FlexGrid.RowColFlags) method and the IsNode property.