//init.js
//2008 Paul Graves paul.graves@nemisys.uk.com
//Initialisation of nemJS docks and widgets
//You can build your own version of this file if required

window.addEvent('domready', function() {initialPageLoad();});

var _nemWidgetPanel;
var nemWidgets,nemSuggests;

function initialPageLoad(){  
    nemWidgets = new Array();
    nemSuggests = new Array();
    $$("body").initNemWidgetPanel(); 
    $$("body").initWidgets();
}




//show and hideBox shows and hides boxes and set the cookie
Element.implement({
     hide: function() {
        this.style.display = 'none';
       // return this;
    },
    show: function(){
        this.style.display ='';
       // return this;
    },
    toggle: function(){
        this.style.display=='none'?this.style.display='':this.style.display='none';
      //  return this;
    },
    //slides an element in and out, also fixes the height issue bug
    toggleSlide:function(){       
       this.set('slide',{onComplete: (function(){this.removeClass('nemHidden'); this.removeHeight();if(_nemWidgetPanel)_nemWidgetPanel.updateCookie();}).bind(this)});
       this.slide('toggle');
    },
    //slides an element out but with no transition (required if you want to slide it back in later)
    toggleNoSlide:function(){
        this.set('slide',{duration: 10});
        this.slide('hide');
    },
    //fixes a bug which sets the wrong height on an element on update
    removeHeight:function(){
        if(this.parentNode.style.height!='0px')
            this.parentNode.style.height='';   
    },
    ajax:function(location,transition){
        var updateRequest = new Request({method:'get',async:true,url:location,onSuccess: (function(txt) {
                                                                                                         if(transition=='slide'){//different transitions to occur when updating the element
                                                                                                            var slide = new Fx.Slide(this)
                                                                                                            slide.toggle().chain((function(){this.set('html', txt);this.initWidgets();this.initNemWidgetPanel(); slide.toggle();}).bind(this));
                                                                                                         }else if(transition=='fade'){
                                                                                                           var fade = new Fx.Tween(this,{property:'opacity'});
                                                                                                           fade.start(1,0).chain((function(){this.set('html', txt);this.initWidgets();this.initNemWidgetPanel(); fade.start(0,1);}).bind(this));

                                                                                                         }else{
                                                                                                            this.set('html', txt);this.initWidgets();this.initNemWidgetPanel(); 
                                                                                                         }
                                                                    
                                                                                                         }).bind(this),
                                                                                onFailure:(function(txt){this.set('html','There was an error loading the content');}).bind(this)});
        updateRequest.send("date="+Date());
    },
    //re-initialises any widgets within the element
    //NEW WIDGETS SHOULD BE ADDED TO THIS FUNCTION OR THEY WILL NOT BE INITIALISED
    initWidgets:function(){
        //do nemExpandables
        this.getElements('.nemExpandable').each(
                                function(el,i){
                                    var tempExpandable = new nemExpandable(el);
                                }
                                );
        //do nemTabs
        this.getElements('.nemTabs').each(
                                function(el,i){
                                    var tempTab = new nemTabs(el);
                                }
                                );  
        //do nemRotators
        this.getElements('.nemRotator').each(
                                function(el,i){
                                    var tempRotator = new nemRotator(el);
                                }
                                );
        //do nemSuggests
        this.getElements('.nemSuggest').each(
                                function(el,i){
                                    var tempSuggest = new nemSuggest(el);
                                }
                                );                        
        //do nemScrollboxes   
        this.getElements('.nemScrollbox').each(
                                function(el,i){;
                                    var tempScrollbox = new nemScrollbox(el);
                                }
                                );         
        //do nemTickers 
        this.getElements('.nemTicker').each(
                                function(el,i){;
                                    var tempTicker = new nemTicker(el);
                                }
                                );   
        //do nemScrollGallery 
        this.getElements('.nemScrollGallery').each(
                                function(el,i){;
                                    var tempScrollGallery = new nemScrollGallery(el);
                                }
                                );                                                       
    },
    initNemWidgetPanel:function() {
		_nemWidgetPanel = $('nemWidgetPanel');
		if (_nemWidgetPanel)
		{
			_nemCookie = false;

			if (Cookie.read("nemWidgetCookie"))
			{
				_nemCookie = Cookie.read("nemWidgetCookie").split(",");
				Cookie.dispose(_nemCookie);
			}

			var _cols = ['#nemWidgetPanel div.nemColumnLeft', '#nemWidgetPanel div.nemColumnRight'];
			_nemWidgetPanel = new nemWidgetPanel($('nemWidgetPanel'), _cols, '.nemDraggable',  '.nemWidgetHandle',_nemCookie);			
        }
}	
});