(define-enum TreeViewGridLines
  (in-module "Gtk")
  (c-name "GtkTreeViewGridLines")
  (gtype-id "GTK_TYPE_TREE_VIEW_GRID_LINES")
  (values
    '("none" "GTK_TREE_VIEW_GRID_LINES_NONE")
    '("horizontal" "GTK_TREE_VIEW_GRID_LINES_HORIZONTAL")
    '("vertical" "GTK_TREE_VIEW_GRID_LINES_VERTICAL")
    '("both" "GTK_TREE_VIEW_GRID_LINES_BOTH")
  )
)

