event concept from the Object Oriented Software Engineering knowledge base

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event

subject fact

event can cause a system or object to change from one state to another 2001-08-30 14:55:31.0
has definition In a state diagram, something that causes a system or object to change state. May be a message, the passage of elapsed time, a condition becoming true, or completion of an activity
is a subtopic of 8.2 - State Diagrams 2001-08-30 14:55:32.0
is a kind of subject

Kinds of event :

amount of elapsed time (2 facts)
computation (2 kinds, 3 facts)
external event (3 facts)
feedback (4 facts) - Any response in the system's user interface to a user's actions
internal event (5 facts) - An event caused within a component, such as completion of an activity
side effect (3 facts) - A change to the state of the system made by a procedure, other than merely returning a result
transition (3 kinds, 8 facts) - A change of state in response to an event

event	can cause a system or object to change from one state to another
	has definition In a state diagram, something that causes a system or object to change state. May be a message, the passage of elapsed time, a condition becoming true, or completion of an activity
	is a subtopic of 8.2 - State Diagrams
	is a kind of subject