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Abstract Class JObserver

Description
Description | Variables (details) | Methods (details)

Abstract observer class to implement the observer design pattern

  • deprecated: 12.3
  • abstract:
  • since: 11.1

Located in /libraries/joomla/base/observer.php (line 21) 

Class JObject   (Subpackage Object)

Abstract class JObserver   (Subpackage Base)
Variable Summary
Description | Variables (details) | Methods (details)
Variable object $_subject
Method Summary
Description | Variables (details) | Methods (details)
Constructor JObserver __construct (object &$subject)
Abstract method mixed update (array &$args)
Variables
Description | Variables (details) | Methods (details)
object $_subject = null (line 30)

Event object to observe.

  • deprecated: 12.3
  • since: 11.1
  • access: protected

Inherited Variables

Inherited from JObject

Variable JObject::$_errors
Methods
Description | Variables (details) Methods (details)
Constructor __construct (line 40)

Constructor

  • deprecated: 12.3
  • since: 11.1
  • access: public
JObserver __construct (object &$subject)
  • object &$subject: The object to observe.
Redefinition of:
JObject::__construct()
Class constructor, overridden in descendant classes.
update (line 59)

Method to update the state of observable objects

  • deprecated: 12.3
  • abstract:
  • since: 11.1
  • access: public
mixed update (array &$args)
  • array &$args: An array of arguments to pass to the listener.

Inherited Methods

Inherited From JObject

JObject::__construct()
JObject::def()
JObject::get()
JObject::getError()
JObject::getErrors()
JObject::getProperties()
JObject::set()
JObject::setError()
JObject::setProperties()
JObject::__toString()
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