<?php
	define('erFATAL',-1);
	define('erFAIL',-2);
	define('erSUCCESS',0);	

	class kEvent extends kBase {
		
		/**
		 * Event reference, that
		 * created this event
		 *
		 * @var kEvent
		 * @access public
		 */
		var $MasterEvent;
		
		/**
		 * Event name
		 *
		 * @var string
		 * @access public
		 */
		var $Name;

		/**
		 * Pseudo class name
		 *
		 * @var string
		 * @access public
		 */
		//var $Prefix;	
		
		/**
		 * Special, that is recognized
		 * by class with pseudo class
		 * equals to $Prefix attrbute.
		 *
		 * @var string
		 * @access public
		 */
		//var $Special;

		/**
		 * Joined prefix and special,
		 * usually taken directly from
		 * tag beeing processes, to use
		 * in recallObject method
		 *
		 * @var string
		 */
		var $Prefix_Special;
		
		/**
		 * Stop event queue processing
		 * after this event
		 *
		 * @var bool
		 * @access public
		 */
		var $cancelBubble=false;
	
		/**
		 * Redirect is allowed after
		 * this event
		 *
		 * @var bool
		 * @access public
		 */
		var $redirect=false;

		/**
		 * Event processing result
		 *
		 * @var int
		 * @access public
		 */
		var $status=erSUCCESS;
		
		/**
		 * Each event specific only params,
		 * that they use for communication
		 *
		 * @var Array
		 * @access public
		 */
		var $specificParams=Array();
		
		/**
		 * Pseudo class used to create object,
		 * in case if one is not already created
		 *
		 * @var string
		 * @access public
		 */
		var $pseudoClass='';
		
		function setEventParam($name,$value)
		{
			$this->specificParams[$name]=$value;
		}

		function getEventParam($name)
		{
			return isset($this->specificParams[$name])?$this->specificParams[$name]:false;
		}
		
		function getPrefixSpecial($from_submit=false)
		{
			$separator=!$from_submit?'.':'_';
			$ret=$this->Prefix.$separator.$this->Special;
			return rtrim($ret,$separator);
		}
		
		/**
		 * Set's pseudo class that differs from
		 * the one specified in $Prefix
		 *
		 * @param string $appendix
		 * @access public
		 */
		function setPseudoClass($appendix)
		{
			$this->pseudoClass=$this->Prefix.$appendix;
		}
		
		function Init($prefix,$special)
		{
			$this->Prefix=$prefix;
			$this->pseudoClass=$prefix; // default value
			$this->Special=$special;
			$this->Prefix_Special = rtrim($this->Prefix.'.'.$this->Special,'.');
		}
		
		/**
		 * Returns object used in event
		 *
		 * @access public
		 */
		function &createObject()
		{
			return $this->Application->recallObject($this->Prefix_Special,$this->pseudoClass);	
		}
		
	}

?>