/****************************************\
* Author: Batman				     *
* Date: 31-07-2008                       *
* Email: batman@gmail.com		     *
* 						     *
\****************************************/
/**
 * This class has the responsability to manage popup
 * instances, and the data related to them
 * It requires DynamicLoader to work properly
 *
 * Usage:
 *  var MyPopup = PopupManager.create()
 *  PopupManager.close(MyPopup.n)
 *
 *  PopupManager.save(MyPopup)
 *  PopupManager.get(MyPopup.n)
 *
 */

/* Single instance */
if (typeof PopupManager == 'undefined'){
    var PopupManager = {};

    /** 
     * An asociative array. 
     * This list contains popups, indexed by it's corresponding 'n'
     */
    PopupManager.array = new Array();
    PopupManager.tpl = new Array();
    PopupManager.n = 0;
    PopupManager.active = null;

    
    /* Create new popup, register it and return the instance */
    PopupManager.create = function(){

	        do{
	            PopupManager.n += 1;    
	        }while($('.popup-window[@n="' + PopupManager.n + '"]').size() > 0);
	        
	    	var n = PopupManager.n;
	    	var p = new Popup(n);
	    	PopupManager.array[n] = p;
	        return p;
    }
	
	    
    /* Load configured templates files */
    PopupManager.loadTemplates = function(){
	/*        
	$.ajax({
            async: true,
            cache: false,
            url: 'include.so?tpl=listFilterTemplate',
            success: function(data){
                PopupManager.tpl['listfilter'] = data;
            }
        });
	*/
    }
    
    /* Destroy indicated popup. Return false in case of error */
    PopupManager.close = function(n){
    	try{
	    	var p = PopupManager.array[n];
	    	p.close();
	    	delete PopupManager.array[n];
	    	return true;
	    }
	    catch(error){
	    	return false;
	    }
    }
    
    /* Get the active popup, if it exists */
    PopupManager.getActive = function(){
        return PopupManager.active;
    }
    
    /* Set active popup */
    PopupManager.setActive = function(p){
        PopupManager.active = p;
    }

  
    /* Return indicated popup, if it exists. Return null in case of error */
    PopupManager.get = function(n){
    	try{
	    	var p = PopupManager.array[n];
	    	return p;
	    }
	    catch(error){
	    	return null;
	    }
    }
    
    /* Replace the indicated popup */
    PopupManager.save = function(p){
		PopupManager.array[p.n] = p;
    }
    
    PopupManager.loadTemplates();
}