Class JObservable

Abstract observable class to implement the observer design pattern

JObject

JObservable

Package: Joomla\Legacy\Base
Deprecated: 2.5
Copyright: Copyright (C) 2005 - 2017 Open Source Matters, Inc. All rights reserved.
License: General Public License version 2 or later; see LICENSE.txt
Since: 1.5
Located at legacy/base/observable.php

Methods summary

`public`	# `__construct( )` Constructor Constructor Note: Make Sure it's not directly instantiated Since 1.5 Overrides `JObject::__construct`
`public mixed`	# `getState( )` Get the state of the JObservable object Get the state of the JObservable object Returns `mixed` - The state of the object. Since 1.5
`public array`	# `notify( )` Update each attached observer object and return an array of their return values Update each attached observer object and return an array of their return values Returns `array` - Array of return values from the observers Since 1.5
`public`	# `attach( object $observer )` Attach an observer object Attach an observer object Parameters `$observer` `object` - $observer An observer object to attach Since 1.5
`public boolean`	# `detach( object $observer )` Detach an observer object Detach an observer object Parameters `$observer` `object` - $observer An observer object to detach. Returns `boolean` - True if the observer object was detached. Since 1.5

`protected array`	`$_observers`	# An array of Observer objects to notify An array of Observer objects to notify Deprecated 2.5 Since 1.5
`protected mixed`	`$_state`	# The state of the observable object The state of the observable object Deprecated 2.5 Since 1.5
`protected array`	`$_methods`	# A multi dimensional array of [function][] = key for observers A multi dimensional array of [function][] = key for observers Deprecated 2.5 Since 1.6