/*
 *  $Id: loader.js,v 1.13 2006/05/12 14:23:17 source Exp $
 *
 *  This file is part of the OpenLink Software Ajax Toolkit (OAT) project.
 *
 *  Copyright (C) 2006 Ondrej Zara and OpenLink Software
 *
 *  See LICENSE file for details.
 */
/*
	Loader.include()
	Loader.makeDep()
	Loader.loadAttacher(callback)
*/

var Dependencies = {
	ajax:["dom","crypto"],
	dom:[],
	drag:"dom",
	resize:"dom",
	soap:"ajax",
	tab:"dom",
	window:["dom","mswin","macwin"],
	xmla:["soap","xml"],
	mswin:["drag","resize","dom"],
	macwin:["drag","resize","dom","simplefx"],
	tree:"dom",
	ghostdrag:["dom","animation"],
	instant:"dom",
	animation:"dom",
	quickedit:["dom","instant"],
	dimmer:"dom",
	bezier:[],
	canvas:"dom",
	grid:"dom",
	xml:[],
	combolist:["dom","instant"],
	formobject:["dom","drag","resize","datasource"],
	color:["dom","drag"],
	combobutton:["dom","instant"],
	pivot:["dom","ghostdrag","statistics","instant","barchart"],
	statistics:[],
	upload:"dom",
	validation:"dom",
	combobox:["dom","instant"],
	toolbar:"dom",
	menu:["dom","animation"],
	panelbar:["dom","animation"],
	dock:["dom","animation","ghostdrag"],
	ticker:"dom",
	rotator:"dom",
	calendar:["dom","drag"],
	crypto:[],
	json:[],
	graph:["dom","canvas"],
	dav:[],
	sqlquery:[],
	preferences:[],
	barchart:"dom",
	webclip:[],
	bindings:[],
	cipher:[],
	fisheye:"dom",
	dialog:["dom","window","dimmer"],
	datasource:[],
	gmaps:[],
	ymaps:[],
	simplefx:["dom"]
}

var Files = {
	dom:"dom.js",
	drag:"drag.js",
	resize:"resize.js",
	ajax:"ajax.js",
	soap:"soap.js",
	xmla:"xmla.js",
	tab:"tab.js",
	window:"window.js",
	mswin:"mswin.js",
	macwin:"macwin.js",
	tree:"tree.js",
	ghostdrag:"ghostdrag.js",
	instant:"instant.js",
	animation:"animation.js",
	quickedit:"quickedit.js",
	bezier:"bezier.js",
	canvas:"canvas.js",
	grid:"grid.js",
	xml:"xml.js",
	combolist:"combolist.js",
	formobject:"formobject.js",
	color:"color.js",
	combobutton:"combobutton.js",
	pivot:"pivot.js",
	statistics:"statistics.js",
	upload:"upload.js",
	validation:"validation.js",
	combobox:"combobox.js",
	toolbar:"toolbar.js",
	menu:"menu.js",
	panelbar:"panelbar.js",
	dock:"dock.js",
	ticker:"ticker.js",
	rotator:"rotator.js",
	calendar:"calendar.js",
	crypto:"crypto.js",
	json:"json.js",
	dimmer:"dimmer.js",
	graph:"graph.js",
	dav:"dav.js",
	sqlquery:"sqlquery.js",
	preferences:"preferences.js",
	barchart:"barchart.js",
	webclip:["webclip.js","webclipbinding.js"],
	bindings:"bindings.js",
	cipher:"cipher.js",
	fisheye:"fisheye.js",
	dialog:"dialog.js",
	datasource:"datasource.js",
	gmaps:"customGoogleLoader.js",
	ymaps:"customYahooLoader.js",
	simplefx:"simplefx.js"
}

var Loader = {
	loadList:{},

	loadAttacher:function(callback) {
		if (window.addEventListener) {
			/* gecko */
			window.addEventListener("load",callback,false);
		} else if (window.attachEvent) {
			/* ie */
			window.attachEvent("onload",callback);
		} else {
			/* ??? */
			window["onload"] = callback;
		}
	},
	
	include:function(file) {
		var path = "";
		if (window.toolkitPath) {
			path = toolkitPath;
			if (path.charAt(path.length-1) != "/") { path += "/"; }
		} 
		var value = (typeof(file) == "object" ? file : [file]);
		for (var i=0;i<value.length;i++) {
			var name = path+value[i];
			var script = document.createElement("script");
			script.src = name;
			// alert("including "+name);
			document.getElementsByTagName("head")[0].appendChild(script);
		}
	},
	
	makeDep:function() {
		/* create fileList array based on featureList, Dependencies and Files */
		Loader.addFeature("preferences");
		for (var i=0;i<featureList.length;i++) {
			Loader.addFeature(featureList[i]);
		}
	},
	
	addFeature:function(name) {

	Loader.loadList[name] = 1;
		var value = Dependencies[name];
		var arr = (typeof(value) == "object" ? value : [value]);
		for (var i=0;i<arr.length;i++) {
			Loader.addFeature(arr[i]);
		}
	}
}

Loader.makeDep();
for (p in Loader.loadList) { Loader.include(Files[p]); }