1 <?php

     2 /**

     3  * Zend Framework

     4  *

     5  * LICENSE

     6  *

     7  * This source file is subject to the new BSD license that is bundled

     8  * with this package in the file LICENSE.txt.

     9  * It is also available through the world-wide-web at this URL:

    10  * http://framework.zend.com/license/new-bsd

    11  * If you did not receive a copy of the license and are unable to

    12  * obtain it through the world-wide-web, please send an email

    13  * to license@zend.com so we can send you a copy immediately.

    14  *

    15  * @category   Zend

    16  * @package    Zend_EventManager

    17  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

    18  * @license    http://framework.zend.com/license/new-bsd     New BSD License

    19  */

    20 

    21 require_once 'Zend/EventManager/EventManager.php';

    22 require_once 'Zend/EventManager/SharedEventManager.php';

    23 require_once 'Zend/Stdlib/CallbackHandler.php';

    24 

    25 /**

    26  * Static version of EventManager

    27  *

    28  * @category   Zend

    29  * @package    Zend_EventManager

    30  * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)

    31  * @license    http://framework.zend.com/license/new-bsd     New BSD License

    32  */

    33 class Zend_EventManager_StaticEventManager extends Zend_EventManager_SharedEventManager

    34 {

    35     /**

    36      * @var Zend_EventManager_StaticEventManager

    37      */

    38     protected static $instance;

    39 

    40     /**

    41      * Singleton

    42      * 

    43      * @return void

    44      */

    45     protected function __construct()

    46     {

    47     }

    48 

    49     /**

    50      * Singleton

    51      *

    52      * @return void

    53      */

    54     private function __clone()

    55     {

    56     }

    57 

    58     /**

    59      * Retrieve instance

    60      * 

    61      * @return Zend_EventManager_StaticEventManager

    62      */

    63     public static function getInstance()

    64     {

    65         if (null === self::$instance) {

    66             self::$instance = new self();

    67         }

    68         return self::$instance;

    69     }

    70 

    71     /**

    72      * Reset the singleton instance

    73      * 

    74      * @return void

    75      */

    76     public static function resetInstance()

    77     {

    78         self::$instance = null;

    79     }

    80 }