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Labeling Transitions

The ? character is the default empty label for transitions. Transitions and default transitions follow the same labeling format. Select the transition to display the ? character. Click on the ? to edit the label.

Transition labels have this general format:

Specify, as appropriate, relevant names for event, condition, condition_action, and transition_action. Transitions do not have to have labels. You can specify some, all, or none of the parts of the label.

Label Field
 Description
event
 Event that causes the transition to be evaluated.
condition
 Defines what, if anything, has to be true for the condition action and transition to take place.
condition_action
 If the condition is true, the action specified executes and completes.
transition_action
 After a valid destination is found and the transition is taken, this action executes and completes.

To apply and exit the edit, deselect the object.

See these sections in Chapter 6, "Notations" for more information:


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