portal/patient/fwk/libs/verysimple/Phreeze/IObservable.php

   1 <?php
   2 /** @package    verysimple::Phreeze */
   3
   4 /**
   5  * import supporting libraries
   6  */
   7 require_once("IObserver.php");
   8
   9 /**
  10  * IObservable defines an interface for an object that can have listeners attached
  11  *
  12  * @package verysimple::Phreeze
  13  * @author VerySimple Inc.
  14  * @copyright 1997-2007 VerySimple, Inc.
  15  * @license http://www.gnu.org/licenses/lgpl.html LGPL
  16  * @version 2.0
  17  */
  18 interface IObservable
  19 {
  20     /**
  21      * Registers/attaches an IObserver to this object
  22      *
  23      * @access public
  24      * @param IObserver $observer
  25      */
  26     public function AttachObserver($observer);
  27
  28     /**
  29      * Fires the Observe event on all registered observers
  30      *
  31      * @access public
  32      * @param variant $obj
  33      *          the $obj or message that you want to log/listen to, etc.
  34      * @param int $ltype
  35      *          the type/level
  36      */
  37     public function Observe($obj, $ltype = OBSERVE_INFO);
  38 }