Event.Trigger Method (Visio)
Causes an event's action to be performed.
Triggering an event causes the action associated with the event to be performed. The specified context string is passed to the target of the action:
If the action is to run an add-on (visEvtCodeRunAddon), the string is passed in the command line string sent to the add-on.
If the action is to send a notification to the calling program (visEvtCodeAdvise), the string is passed in the moreInfo parameter of the notification.