FormManagerEvent
Event emitted by the form manager. Events can be of one of two "main" types: ValueEvent (signaling a change in a value of the form) or StateEvent (signaling a change in the form's state).
Event emitted by the form manager. Events can be of one of two "main" types: ValueEvent (signaling a change in a value of the form) or StateEvent (signaling a change in the form's state).