GtkCTreePos
GtkCListDragPos is deprecated and should not be used in newly-written code.
A value specifying the position of a new node relative to an old one.
Value | Symbolic name | Description |
  0 | Gtk::CTREE_POS_BEFORE | As a sibling, before the specified node. |
  1 | Gtk::CTREE_POS_AS_CHILD | As a child of the specified node. |
  2 | Gtk::CTREE_POS_AFTER | As a sibling, after the specified node. |