# Module GWindow.Buttons

    module Buttons: sig .. end

    val ok : [> `OK ] GWindow.buttons

    val close : [> `CLOSE ] GWindow.buttons

    val yes_no : [> `NO | `YES ] GWindow.buttons

    val ok_cancel : [> `CANCEL | `OK ] GWindow.buttons

    type color_selection = [ `CANCEL | `DELETE_EVENT | `HELP | `OK ]

    type file_selection = [ `CANCEL | `DELETE_EVENT | `HELP | `OK ]

    type font_selection = [ `APPLY | `CANCEL | `DELETE_EVENT | `OK ]

    type about = [ `CANCEL | `CLOSE | `DELETE_EVENT ]