GtkCTreeLineStyle
GtkCTreeLineStyle is deprecated and should not be used in newly-written code.
The appearance of the lines in the tree graphics.
Value | Symbolic name | Description |
  0 | Gtk::GTK_CTREE_LINES_NONE | No lines. |
  1 | Gtk::GTK_CTREE_LINES_SOLID | Solid lines. |
  2 | Gtk::GTK_CTREE_LINES_DOTTED | Dotted lines. |
  3 | Gtk::CTREE_LINES_TABBED |