Class AlarmTriggerRelationship

All Implemented Interfaces:
VParameter<AlarmTriggerRelationship.AlarmTriggerRelationshipType>, VChild, VElement

3.2.14. Alarm Trigger Relationship

Parameter Name: RELATED

Purpose: To specify the relationship of the alarm trigger with respect to the start or end of the calendar component.

Description: This parameter can be specified on properties that specify an alarm trigger with a "DURATION" value type. The parameter specifies whether the alarm will trigger relative to the start or end of the calendar component. The parameter value START will set the alarm to trigger off the start of the calendar component; the parameter value END will set the alarm to trigger off the end of the calendar component. If the parameter is not specified on an allowable property, then the default is START.

Format Definition: This property parameter is defined by the following notation::

  • triggerparam
    • "RELATED" "="
    • ("START" ; Trigger off of start
    • / "END") ; Trigger off of end

Example:

  • TRIGGER;RELATED=END:PT5M

RFC 5545 iCalendar September 2009