(gobject:define-genum "GtkJustification" justification
  (:export t
   :type-initializer "gtk_justification_get_type")
  (:left 0)
  (:right 1)
  (:center 2)
  (:fill 3))  

:left

The text is placed at the left edge of the label.

:right

The text is placed at the right edge of the label.

:center

The text is placed in the center of the label.

:fill

The text is placed is distributed across the label.