trigger() public method Triggers an event. This method represents the happening of an event. It invokes all attached handlers for the event including class-level handlers. public void trigger ( $name, yii\base\Event $event = null )$name string The event name $event yii\base\Event The event parameter. If not set, a default yii\base\Event object will be created.

off() public method Detaches an existing event handler from this component. This method is the opposite of on(). See also on(). public boolean off ( $name, $handler = null )$name string Event name $handler callable The event handler to be removed. If it is null, all handlers attached to the named event will be removed. return boolean If a handler is found and detached

hasMethod() public method Returns a value indicating whether a method is defined. A method is defined if: the class has a method with the specified name an attached behavior has a method with the given name (when $checkBehaviors is true). public boolean hasMethod ( $name, $checkBehaviors = true )$name string The property name $checkBehaviors boolean Whether to treat behaviors' methods as methods of this component return boolean Whether the property is defined

hasProperty() public method Returns a value indicating whether a property is defined for this component. A property is defined if: the class has a getter or setter method associated with the specified name (in this case, property name is case-insensitive); the class has a member variable with the specified name (when $checkVars is true); an attached behavior has a property of the given name (when $checkBehaviors is true). See also: canGetProperty() canSetProperty() public boolean hasPrope

getBehavior() public method Returns the named behavior object. public null|yii\base\Behavior getBehavior ( $name )$name string The behavior name return null|yii\base\Behavior The behavior object, or null if the behavior does not exist

hasEventHandlers() public method Returns a value indicating whether there is any handler attached to the named event. public boolean hasEventHandlers ( $name )$name string The event name return boolean Whether there is any handler attached to the event.

getBehaviors() public method Returns all behaviors attached to this component. public yii\base\Behavior[] getBehaviors ( )return yii\base\Behavior[] List of behaviors attached to this component

detachBehaviors() public method Detaches all behaviors from the component. public void detachBehaviors ( )

ensureBehaviors() public method Makes sure that the behaviors declared in behaviors() are attached to this component. public void ensureBehaviors ( )

detachBehavior() public method Detaches a behavior from the component. The behavior's yii\base\Behavior::detach() method will be invoked. public null|yii\base\Behavior detachBehavior ( $name )$name string The behavior's name. return null|yii\base\Behavior The detached behavior. Null if the behavior does not exist.