protected function StateMachine::get_event in State Machine 7

Same name and namespace in other branches

1. 6 inc/base.inc \StateMachine::get_event()
2. 7.3 inc/base.inc \StateMachine::get_event()
3. 7.2 inc/base.inc \StateMachine::get_event()

Return an event instance by key, lazy-loading the instance if necessary.

Parameters

$key: The string identifier of the event to be returned.

Return value

An instance of StateMachine_Event, or FALSE if the key specified does not represent a valid event.

1 call to StateMachine::get_event()

StateMachine::fire_event in inc/base.inc

Trigger an event to process a transition. Callbacks and guard conditions will be processed in the following order:

1 method overrides StateMachine::get_event()

StateFlow::get_event in modules/state_flow/plugins/state_flow.inc

Return an event instance by key, lazy-loading the instance if necessary.

File

inc/base.inc, line 143

base.inc

Class

StateMachine

@file base.inc

Code

protected function get_event($key) {
  if (!array_key_exists($key, $this->events)) {
    return FALSE;
  }
  if (is_array($this->events[$key])) {
    $options = $this->events[$key];
    $this->events[$key] = new StateMachine_Event($this, $options);
  }
  return $this->events[$key];
}