# Object Hierarchy

        GObject
            ICalObject
                ICalArray
                ICalAttach
                ICalCompIter
                ICalComponent
                ICalDatetimeperiodType
                ICalDurationType
                ICalGeoType
                ICalParameter
                ICalParser
                ICalPeriodType
                ICalProperty
                ICalRecurIterator
                ICalRecurrenceType
                ICalReqstatType
                ICalTimeSpan
                ICalTimetype
                ICalTimezone
                ICalTimezonePhase
                ICalTimezonetype
                ICalTriggerType
                ICalValue