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Configurates TreeColumnIndex. Sets the index of the column that displays the tree outline (expand/collapse buttons and indentation) in Treegrid.
public virtual TBuilder TreeColumnIndex(int value)
Public Overridable Function TreeColumnIndex(value As Integer) As TBuilder
| Type | Name | Description |
|---|---|---|
| int | value | The value. |
| Type | Description |
|---|---|
| TBuilder | Current builder. |
By default (value = -1), the tree outline is shown in the first visible column. Set this property to display the tree outline in a specific column. This API only works in TreeGrid, not in Group.