The GtkCellArea used to layout cell renderers for this column.
If no area is specified when creating the tree view column with gtk_tree_view_column_new_with_area()
a horizontally oriented GtkCellAreaBox will be used.
Logical sort column ID this column sorts on when selected for sorting. Setting the sort column ID makes the column header
clickable. Set to -1 to make the column unsortable.
The
GtkCellArea
used to layout cell renderers for this column.If no area is specified when creating the tree view column with gtk_tree_view_column_new_with_area() a horizontally oriented
GtkCellAreaBox
will be used.