property Tree.ColumnsFloatBarSortOrder as SortOrderEnum
Specifies the sorting order for the columns being shown in the control's columns floating panel.

TypeDescription
SortOrderEnum A SortOrderEnum expression that specifies how the columns in the columns floating panel are displayed. 
By default, the ColumnsFloatBarSortOrder property is SortNone. Use the ColumnsFloatBarSortOrder property to sort the columns to be displayed in the columns floating panel. The ColumnsFloatBarVisible property shows or hides the columns floating panel.