gtk-sharpGtk# is thread aware, but not thread safe; See the Gtk# Thread Programming for details.System.EnumGLib.GType(typeof(Gtk.MessageTypeGType))An enumeration used by Gtk.MessageDialog.This enumeration defines the type of message being displayed in the dialog.FieldGtk.MessageTypeA fatal error message.FieldGtk.MessageTypeAn informational message.FieldGtk.MessageTypeAny other message.FieldGtk.MessageTypeA question requiring a choice.FieldGtk.MessageTypeA nonfatal warning message.