object
val virtual obj : [> `messagedialog ] Gobject.obj
method message_type : GtkEnums.message_type
method secondary_text : string
method secondary_use_markup : bool
method set_message_type : GtkEnums.message_type -> unit
method set_secondary_text : string -> unit
method set_secondary_use_markup : bool -> unit
method set_text : string -> unit
method set_use_markup : bool -> unit
method text : string
method use_markup : bool
end