(gobject:define-genum "PangoTabAlign" tab-align
  (:export t
   :type-initializer "pango_tab_align_get_type")
  (:left 0)
  (:right 1)
  (:center 2)
  (:decimal 3))  

:left

The text appears to the right of the tab stop position.

:right

The text appears to the left of the tab stop position until the available space is filled. Since 1.50

:center

The text is centered at the tab stop position until the available space is filled. Since 1.50

:decimal

Text before the first occurrence of the decimal point character appears to the left of the tab stop position, until the available space is filled, the rest to the right. Since 1.50