Call this function with a setting of true to display an arrow in the header button indicating the column is sorted. Call gtk.tree_view_column.TreeViewColumn.setSortOrder to change the direction of the arrow.
true to display an indicator that the column is sorted
Deprecated: Use GtkColumnView instead
Call this function with a setting of true to display an arrow in the header button indicating the column is sorted. Call gtk.tree_view_column.TreeViewColumn.setSortOrder to change the direction of the arrow.