//    Licensed Materials - Property of IBM
//
//    IBM Cognos Products: cogadmin
//
//    (C) Copyright IBM Corp. 2005, 2014
//
//    US Government Users Restricted Rights - Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
//
//
// Copyright (C) 2008 Cognos ULC, an IBM Company. All rights reserved.
// Cognos (R) is a trademark of Cognos ULC, (formerly Cognos Incorporated).

//----------------------------------------------------------


com.cognos.admin.ObjectFactory("com.cognos.admin.util.Tools"); 
com.cognos.admin.util.Tools.VERSION = "0.1.0";

dojo.require("dojox.json.ref");

com.cognos.admin.util.Tools.revertDsp = function (elt,dsp){
	if (typeof elt == "string") 
		elt = xGetElementById(elt);
	
	if (dsp == true) {
		xDisplay(elt,"");
		
	} else if (dsp == false) {
		xDisplay(elt,"none");
		
	} else {
		if (elt.style.display == "none") {
			dsp = true;
			xDisplay(elt,"");
			
		} else {
			dsp = false;
			xDisplay(elt,"none");
		}
	}
	
	return dsp;
};
//TODO:
com.cognos.admin.util.Tools.ToggleButton = function (elt){
	this.elt = elt;
};
//TODO:
com.cognos.admin.util.Tools.ToggleButton.prototype = {
	getCurrentState : function (){
		return this.elt.getAttribute("state");
	},
	
	click : function (){
		if (this.elt.src){
			var currentState = this.getCurrentState();
			var stateModel = com.cognos.admin.util.Tools.cogEval(this.elt);
			var newState = stateModel.states[currentState].next;
	
			this.elt.src = stateModel.states[newState].image;
			this.elt.setAttribute("state", newState);
		}
	}
};
/*
 * @param exclude, ='true' will remove the prefix fragId + "_" 
 * from the Id, if any; otherwise will add a fragId + "_" as prefix of the ID.
 *
 */
com.cognos.admin.util.Tools.getNormalizedId = function (Id,fragId,exclude){
	var retId = Id;
	
	if (exclude){
		retId = Id.substring(fragId.length+1,Id.length);
	} else {
		retId = fragId + "_" + Id;
	}
	
	return retId;
};

com.cognos.admin.util.Tools.getFlag = function (id){
	var flags = id.toString().split("_");
	return flags[flags.length-1];
}

com.cognos.admin.util.Tools.getPartner = function (elt,postfix,postfixP){
	var reg = new RegExp ("_"+postfix+"$","i");
	var regP = new RegExp ("_"+postfixP+"$","i");
	var id="";
	if (reg.test(elt.id)){
		id = elt.id.replace(reg,"_"+postfixP);
	} else if (regP.test(elt.id)){
		id = elt.id.replace(regP,"_"+postfix);
	} 
	
	return $(id);
}

com.cognos.admin.util.Tools.Masker = function (elt,hint,frag){
	if (!$(elt)) throw new Error("Masker cannot apply on an empty element.");
	
	this.maskID = $(elt).id + "_masker";
	this.backingID = $(elt).id + "masker_backing";
	this.elt = elt;

	var backing = $(this.backingID);
	if (backing == null) {
		backing = document.createElement("iframe");
		backing.id = this.backingID;
		backing.style.display = "none";
		backing.style.position ="absolute";
		backing.style.backgroundColor ="#dddddd";
		xOpacity (backing,0);
		backing.src = _F_Config.webContent + "/fragments/common/images/space.gif";
		document.body.appendChild(backing);
	}

	var mask = $(this.maskID);
	if (mask == null) {
		mask = document.createElement("DIV");
		mask.id = this.maskID;
		mask.style.display= "none";
		mask.style.position = "absolute";
		mask.style.backgroundColor = "#dddddd";
		mask.setAttribute("title",hint);
		document.body.appendChild(mask);
	}
	
	this.adjust();
	
	if (frag){
		evtHandler =  _F_Document.associate(frag,this,"adjust");
		frag.onresize = evtHandler;
	} else {
		evtHandler = _F_Document.associate(window,this,"adjust");
		_F_Document.addEventListener(window, "resize", evtHandler, true);
	}
}
com.cognos.admin.util.Tools.Masker.OPACITY = 0.2;

com.cognos.admin.util.Tools.Masker.prototype = {
	adjustEx : function (source,target) {
		xLeft(source,xPageX(target));
		xTop(source,xPageY(target));
		xResizeTo(source, xWidth(target), xHeight(target));
	},
	
	adjust : function (){
		this.adjustEx ($(this.maskID),this.elt);
		this.adjustEx ($(this.backingID),this.elt);
	},
	
	show : function (showing){
		if (showing){
			xOpacity($(this.maskID),com.cognos.admin.util.Tools.Masker.OPACITY);
			$(this.maskID).style.display = "";
			$(this.backingID).style.display = "";
		} else {
			$(this.maskID).style.display = "none";
			$(this.backingID).style.display = "none";
		}
	},
	
	destroy : function (){
		$(this.backingID).parentNode.removeChild($(this.backingID));
		$(this.backingID) = null;
		$(this.maskID).parentNode.removeChild($(this.maskID));
		$(this.maskID) = null;
	}
};

com.cognos.admin.util.Tools.setBusyCursor = function (tag,isBusy){
	tag.style.cursor = isBusy ? 'wait' : 'default';
	document.body.style.cursor = isBusy ? 'wait' : 'default';
}

com.cognos.admin.util.Tools.ThreeCheckbox = function (elt,fragId,toggler){
	
	this.tools = com.cognos.admin.util.Tools;
	this.elt = elt;
	this.onclickEvt = [];
	this.fragId = fragId;
	this.flag = this.tools.getFlag(elt.id);
	this.allToggler = $(com.cognos.admin.util.Tools.getNormalizedId("toggle_all_" + this.flag,this.fragId));
	this.allTogglerPartner = this.tools.getPartner(this.allToggler,com.cognos.admin.util.Tools.ThreeCheckbox.FLAG_Y,com.cognos.admin.util.Tools.ThreeCheckbox.FLAG_N);
	this.toggler = toggler;
	this.isToggled = false;
	this.isToggleAll = (this.allToggler === this.toggler);
};

com.cognos.admin.util.Tools.ThreeCheckbox.CHECKED = "true";
com.cognos.admin.util.Tools.ThreeCheckbox.UNCHECKED = "false";
com.cognos.admin.util.Tools.ThreeCheckbox.MIXED = "mixed";
com.cognos.admin.util.Tools.ThreeCheckbox.DISABLED = "disabled";
com.cognos.admin.util.Tools.ThreeCheckbox.FLAG_Y = "y";
com.cognos.admin.util.Tools.ThreeCheckbox.FLAG_N = "n";
com.cognos.admin.util.Tools.ThreeCheckbox.FLAG_M = "m";
com.cognos.admin.util.Tools.ThreeCheckbox.prototype = {
	getCurrentState : function (){
		if (this.elt.src.search(/checkbox_checked.gif/i) != -1)
			return com.cognos.admin.util.Tools.ThreeCheckbox.CHECKED;
		else if (this.elt.src.search(/checkbox_unchecked.gif/i) != -1)
			return com.cognos.admin.util.Tools.ThreeCheckbox.UNCHECKED;
		else if (this.elt.src.search(/checkbox_mixed.gif/i) != -1)
			return com.cognos.admin.util.Tools.ThreeCheckbox.MIXED;
		else if (this.elt.src.search(/checkbox_disabled.gif/i) != -1)
			return com.cognos.admin.util.Tools.ThreeCheckbox.DISABLED;
		else
			return "";
	},
	
	setIsToggled : function (isToggled){
		this.isToggled = isToggled || false;
	},
	
	onclickReg : function (handler) {
		if (typeof handler == "function"){
			this.onclickEvt.push(handler);
		}
	},
	
	getCurrentStatus : function () {
		return this.getCurrentState() != com.cognos.admin.util.Tools.ThreeCheckbox.DISABLED;
	},
	
	onclick : function (){
		var ret = true;
		this.onclickEvt.push(this.getCurrentStatus);
		for (var i = this.onclickEvt.length-1; i >= 0 ; i--){
			ret = ret && this.onclickEvt[i].apply(this);
			if (!ret) break;
		}
		
		return ret;
	},
	
	click : function (){
		if (this.onclick() && this.elt.src){
			if (this.isToggled){
				var state;
				if (this.isToggleAll) {
					state = this.toggler.checked ? com.cognos.admin.util.Tools.ThreeCheckbox.CHECKED : com.cognos.admin.util.Tools.ThreeCheckbox.UNCHECKED;
				} else {
					state = this.toggler.getAttribute("state");
				}
				this.setState(state);
			} else {
				if (this.getCurrentState() == com.cognos.admin.util.Tools.ThreeCheckbox.CHECKED){
					this.setState(com.cognos.admin.util.Tools.ThreeCheckbox.UNCHECKED);
				} else {
					this.setState(com.cognos.admin.util.Tools.ThreeCheckbox.CHECKED);
				}
			}
			
			//Three stage checkbox generic toggle rule #1 deselect partner when the current one is checked.
			if (this.getCurrentState() == com.cognos.admin.util.Tools.ThreeCheckbox.CHECKED){
				this.deselectElt("",true);
			}
			
			//Three stage checkbox generic toggle rule #2 deselect "n" toggler when current "n" is unchecked.
			if (!this.isToggleAll && !this.isToggled && (!(this.flag == com.cognos.admin.util.Tools.ThreeCheckbox.FLAG_N && this.getCurrentState() == com.cognos.admin.util.Tools.ThreeCheckbox.CHECKED))){
				this.deselectElt(this.toggler,(this.flag == com.cognos.admin.util.Tools.ThreeCheckbox.FLAG_Y));
			}
		}
	},
	
	deselectElt : function (elt,isPartner){
		var elt = elt || this.elt;
		if (isPartner){
			elt = this.tools.getPartner(elt,com.cognos.admin.util.Tools.ThreeCheckbox.FLAG_Y,com.cognos.admin.util.Tools.ThreeCheckbox.FLAG_N);
		}
		if (elt){
			this.setState(com.cognos.admin.util.Tools.ThreeCheckbox.UNCHECKED,elt);
		}
	},
	
	disableAllTogglerState : function (disabled){
		if (this.allToggler){
			if (disabled){
				this.deselectAllTogglerState();
			}
			this.allToggler.disabled = disabled;
			this.allTogglerPartner.disabled = disabled;
		}
	},
	
	deselectAllTogglerState : function (){
		if (this.allToggler){
			this.allToggler.checked = false;
			this.allTogglerPartner.checked = false;
		}
	},
	
	setState : function (state,elt){
		var elt = elt || this.elt;
		elt.setAttribute("state",state);
		dojo.attr(elt,"class","");
		dojo.attr(elt,"tabindex","0");
		this.disableAllTogglerState(false);
		
		//deselect the toggle all buttons regardingless (except the toggle all event)
		if (!this.isToggleAll){
			this.deselectAllTogglerState();
		}
		
		elt.disabled = false;
		elt.setAttribute("aria-disabled","false");
		
		switch (state) {
			case com.cognos.admin.util.Tools.ThreeCheckbox.CHECKED:
				elt.src = elt.src.replace(/checkbox_(.)*.gif/i,"checkbox_checked.gif");
				elt.setAttribute("aria-checked","true");
				break;
				
			case com.cognos.admin.util.Tools.ThreeCheckbox.MIXED:
				elt.setAttribute("aria-checked","mixed");
				elt.src = elt.src.replace(/checkbox_(.)*.gif/i,"checkbox_mixed.gif");
				break;
				
			case com.cognos.admin.util.Tools.ThreeCheckbox.DISABLED:
				elt.src = elt.src.replace(/checkbox_(.)*.gif/i,"checkbox_disabled.gif");
				dojo.attr(elt,"class","hiddenEntryIcon");
				dojo.attr(elt,"tabindex","-1");
				elt.disabled = true;
				elt.setAttribute("aria-disabled","true");
				elt.setAttribute("aria-checked","undefined");
				this.disableAllTogglerState(true);
				break;
				
			case com.cognos.admin.util.Tools.ThreeCheckbox.UNCHECKED:
				elt.setAttribute("aria-checked","false");
				
			default:
				elt.src = elt.src.replace(/checkbox_(.)*.gif/i,"checkbox_unchecked.gif");
				elt.setAttribute("aria-checked","false");
		}
		
	}
};

com.cognos.admin.util.Tools.revertImg = function (elt,dsp){
	if (elt.src) {
		if (dsp == true) {
			elt.src = elt.src.replace(/expand.gif/i,"collapse.gif");	
		}
		else if (dsp == false) elt.src = elt.src.replace(/collapse.gif/i,"expand.gif");	
		else {
			if (elt.src.search(/collapse.gif/i) != -1){
				elt.src = elt.src.replace(/collapse.gif/i,"expand.gif");
				dsp = false;
			} else if (elt.src.search(/expand.gif/i) != -1){
				elt.src = elt.src.replace(/expand.gif/i,"collapse.gif");
				dsp = true;
			} else {
				throw new Error ("the element is not a toggle image.");
			}
			
		}
	return dsp;
	}
};

com.cognos.admin.util.Tools.getLevelById = function (pre,id) {
	var retLevel = 0;
	
	if (id && _F_Array.indexOf(id,pre) == 0) {
		//following the naming convention, id ******_row_1
		retLevel = id.substring(pre.length,id.length).split("_").length - 2;
	}
	
	return retLevel;
};

//TODO: optimized the match process to meet the high performence require for toggle all event.	
com.cognos.admin.util.Tools.GetElementsById = function (exp,scope,isReg,excludedIds) {
	this.scope = scope || document.body;
	this.isReg = isReg;
	this.excludedIds = excludedIds || [];
	this.selectedElements = [];
	this.flag = false;
	this.n = 0;
	
	if (exp instanceof Array)
		this.exp = exp.join("|");
	else 
		this.exp = exp;
	
	if (this.isReg){
		this.isMatch = function (targetId){
			var rExp = new RegExp (this.exp);
			if (rExp.test(targetId))
				return true;
			else
				return false;
		};
	} else {
		this.isMatch = function (targetId){
			return (_F_Array.indexOf(targetId,this.exp) != -1) ? true : false;
		};
	};
};
	
com.cognos.admin.util.Tools.GetElementsById.prototype = {
	reset : function () {
		this.selectedElements = []
	},
	
	getElt : function (rElt){
		if (!this.exp){ 
			return [];
		}
	
		var rootElt = rElt || this.scope;
		
		if (rootElt.id && (_F_Array.indexOf(this.excludedIds,rootElt.id) == -1) && this.isMatch(rootElt.id)) {
			this.selectedElements.push(rootElt);
		}
		
		var children = rootElt.childNodes;
		for (var i = 0; i < children.length; i++){
			
			if (children[i].nodeType != 1 )
				continue;
				
			this.getElt(children[i]);
		}
	},
	
	getSiblingElt : function (rElt){
		
		if (!this.exp) 
			return [];
	
		var rootElt = rElt || this.scope;
		
		for (var c = rootElt.firstChild; c!=null; c=c.nextSibling){
			if (c.nodeType != 1 ){
				continue;
				
			} else if (c.id && (_F_Array.indexOf(this.excludedIds,c.id) == -1) && this.isMatch(c.id)) {
				this.selectedElements.push(c);
				this.flag = true;
				
			} else if (this.flag) {
				return this.selectedElements;
				
			} else {
				this.getSiblingElt(c);
			}
		} 
	}
};


/* Recipe manager
 * 
 */
com.cognos.admin.util.Tools.Recipe = function () {
	this.recipe = [];
};

com.cognos.admin.util.Tools.Recipe.prototype = {
	add : function (cogType,fnName,evt,cap){
		var cap = cap || false;
		var evt = evt.toLowerCase();
		this.recipe.push ({cogType:cogType,fnName:fnName,evt:evt,cap:cap});
	},
		
	getAll : function (){ return this.recipe;},
	 
	init : function () { this.recipe = [];},
	  
	 /**
	 * helper to add mouseover/out recipe
	 */
	enableAction : function (cogType){
	 	if (cogType){
	 		this.add (cogType,"mouseOverLink","init");
	 		this.add (cogType,"mouseOverElt","mouseover");
	 		this.add (cogType,"mouseOutElt","mouseout");
	 		this.add (cogType,"mouseClickElt","click");
			this.add (cogType,"mouseDownElt","mousedown");
			this.add (cogType,"mouseUpElt","mouseup");
	 		this.add (cogType,"doAction","click");
	 		this.add (cogType,"doAction","keypress");
	 	}
	 }
};


com.cognos.admin.util.Tools.uniqueID = (function() { 
    var id = 0;           
    return function() { return id++; }; 
})();

//wrapper function around dojox.json.ref
com.cognos.admin.util.Tools.JSON = function () {
	return {
		stringify : function (value){
			return dojox.json.ref.toJson(value);
		},
        parse : function(value){
			if (/^[\],:{}\s]*$/.test(value.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@').replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']').replace(/(?:^|:|,)(?:\s*\[)+/g, ''))) {
				return eval('(' + value + ')');
			}
			throw new SyntaxError('com.cognos.admin.util.Tools.JSON.parse');
		}
    };
}();

/**
 * Parse the XML document contained in the string argument and return
 * a Document object that represents it.
 */
com.cognos.admin.util.Tools.XMLParse = function(text) {
    if (typeof DOMParser != "undefined") {
        // Mozilla, Firefox, and related browsers
        return (new DOMParser( )).parseFromString(text, "application/xml");
    }
    else if (typeof ActiveXObject != "undefined") {
		var doc = new ActiveXObject("MSXML2.DOMDocument");  // Create an empty document 
        doc.loadXML(text);            // Parse text into it
        return doc;                   // Return it
    }
};

/**
 * Parse the function name (e.g.  "a.b.c") to a real function
 * 
 */
com.cognos.admin.util.Tools.fnParse = function(fnName,args) {
    if (typeof fnName != "string") return null;
	
	var obj = window;
	var arrFn = fnName.toString().split(".");
	
	for (var i=0; i<arrFn.length-1; i++){
		obj = obj[arrFn[i]];
	}
	
	return obj[arrFn[arrFn.length-1]].apply(obj,args);
};

/*
 * JavaScript eval wrapper
 * 
 */
//TODO: add a prefix and/or suffix to the JSON considering the security issue, when the server side code is ready.
com.cognos.admin.util.Tools.cogEval = function (target){
	var strJSON = "";
	
	//for cogAdmin specific attribute
	if (typeof target == "object" && target.getAttribute("cogParam"))
		strJSON = target.getAttribute("cogParam");
	
	//for JSON object
	else if (typeof target == "string" && target.search(/^\s*{/) != -1)
		strJSON = target;
	
	//for XML generated by Fragment 
	else if (typeof target == "string" && target.search(/<fragment>/i) != -1){
		var oXml = com.cognos.admin.util.Tools.XMLParse(target);
		var oMarkup;
		if (oXml){
			oMarkup = oXml.getElementsByTagName("markupString")[0];
			if (!oMarkup){
				oMarkup = oXml.getElementsByTagName("markupXml")[0];
				if (!oMarkup){
					oMarkup = oXml.getElementsByTagName("error")[0];
				}
			}
			
			if (oMarkup){
				var json = oMarkup.getElementsByTagName("json")[0];
				if (json) {
					strJSON = json.firstChild.nodeValue;
				} 
			}
		}
	}
	
	if (com.cognos.admin.config.debug){
		_F_log ("D","JSON from cogParam:");
		_F_log ("D",strJSON);
	}
	
	if (strJSON) {
		try {	
			return com.cognos.admin.util.Tools.JSON.parse(strJSON);
		} catch (ex) {
			_F_log("E",ex.message);
			return null;
		}
	} else {
		return oMarkup;
	}
	
};

com.cognos.admin.util.Tools.parseContent = function (objJSON,containerId,state){
	var retHTML = "";
	if (!$(containerId)){
		var contentId = "cogadmin_newcreated_content_"+com.cognos.admin.util.Tools.uniqueID();
		container = document.createElement("div");
		container.id = contentId;
		container.style.display = "none";
		containerId = container.id;
		document.body.appendChild(container);
	}
	
	switch (objJSON.type) {
		case "JSON":
			retHTML += "<table style=\"font-size:8pt\">";
			if (objJSON.content){
				for (var i = 0; i < objJSON.content.length; i++){
					var textHTML = "<tr><td style=\"white-space: nowrap; vertical-align:middle; padding-right: 10px;\">&nbsp;<img src=\"" + com.cognos.admin.WEBCONTENT + objJSON.content[i].image + "\" border=\"0\" alt=\""+objJSON.content[i].text+"\"/>&nbsp;"+objJSON.content[i].text+"</td></tr>";
					if (!objJSON.content[i].caption || (i>0 && objJSON.content[i].caption == objJSON.content[i-1].caption)){
						retHTML += textHTML;
					} else {
						retHTML += "<tr><td style=\"white-space: nowrap;\" class=\"popup-tooltip-label\">" + objJSON.content[i].caption + "</td></tr>";
						retHTML += textHTML;
					}
				}
			}
			retHTML += "</table>";
			$(containerId).innerHTML = retHTML;
			break;
			
		case "fragment":
			if (objJSON.url){
				var fragId = "cogadmin_newcreated_fragment_"+com.cognos.admin.util.Tools.uniqueID();
				var dFragment = new fragment(objJSON.url,fragId,containerId);
				dFragment.retrieve((objJSON.param ? encodeURI(objJSON.param) +"&" : '')+state.getStateURL());
				retHTML = $(containerId).innerHTML;
			} else {
				var fragId = objJSON.targetFragID;
				retHTML = $(fragId+"cog_controlled_div").innerHTML;
				$(containerId).innerHTML = retHTML;
			}
			break;
		
		case "xts":
			var iframe = xCreateElement("iframe");
			iframe.src = sGateway + '?b_action=xts.run&m=' + objJSON.src;
			iframe.frameborder = 0;
			iframe.width = "100%";
			iframe.height = "100%";
			iframe.marginheight = 0;
			iframe.marginwidth = 0;
			iframe.scrolling = "no";
			xAppendChild($(containerId),iframe);
			retHTML = iframe.document.body.innerHTML;
			
		case "AJAX":
 			if (objJSON.url){
			 	var a = new com.cognos.admin.util.Tools.ajaxObj();
			 	a.setUrl (objJSON.url);
			 	
			 	if (objJSON.method)
			 		a.setMethod (objJSON.method);
			 		
			 	if (objJSON.parameters)
			 		a.setParameters (objJSON.parameters);
			 	
			 	a.onSuccess = function(transport) { 
			  		retHTML = transport.responseText;
			  		$(containerId).innerHTML = retHTML;
		  		};
			 	a.run();
			 	$(containerId).innerHTML = "loading...";
 			}
		default:
	}
	
	return retHTML;
};
	
/*
 * 
 */
com.cognos.admin.util.Tools.getKey = function (tag) {
	var initParam = com.cognos.admin.util.Tools.cogEval(tag);
	var ret = "";
	
	if (tag.getAttribute("key")){
		ret = tag.getAttribute("key");
	} else if (initParam && initParam["key"]){
		ret = initParam["key"];
	} else {
		var elt = tag;
		while (elt = xParent(elt,true)){
			if (elt.nodeType==1 && elt.getAttribute("key")){
				ret = elt.getAttribute("key");
				break;
			}
		}
	}

	return ret;
};

/*
 * 
 */
com.cognos.admin.util.Tools.generateQueryString = function (currentString,newName,newValue,ignoreEmptyValues) {
	if (!currentString) {
		currentString="";
	}
	if (newName) {
		if (ignoreEmptyValues && (!newValue || newValue.length == 0)) {
			return currentString;
		}
		if (currentString.length > 0) {
			currentString+="&";
		}
		return currentString+newName+"="+encodeURIComponent(newValue);
	}
	return currentString;
}

com.cognos.admin.util.Tools.dspOpacity = function (objectId,opacity,isFadeIn){
	var obj = $(objectId);
	xOpacity(obj,opacity/100);
	if (opacity == 0)
		obj.style.display = (isFadeIn) ? "" : "none";
};

/*
 * Adjust the cogadmin table's height to fit the fragment properly
 * @param outterTable string or object, usually refers to the Fragment container
 * @param innerTable string or object, refers to the container you want to adjust the height
 * @param windowState maximized/normal/minimized, refers to Fragment window statate.
 * @param numRow (integer,default:1) the number of the vertical fragment
 */
com.cognos.admin.util.Tools.adjustTableHeight = function (outterTable,innerTable,windowState,numRow){
	var PAGELET_TOP_HEIGHT = 60;
	var FRAGMENT_MIN_HEIGHT = 500;
	var FRAGMENT_TOP_HEIGHT = 34;
	
	var defaultPageletHeight = (xClientHeight() < FRAGMENT_MIN_HEIGHT) ? FRAGMENT_MIN_HEIGHT : xClientHeight()-PAGELET_TOP_HEIGHT;
	var oTable = $(outterTable);
	var iTable = $(innerTable);
	var fragmentOtherHeight = (xHeight(iTable) && xHeight(oTable)) ? (xHeight(oTable) - xHeight(iTable) + 2) : 85;
	var num = numRow || 1;
	
	if (!oTable || !iTable){
		if (com.cognos.admin.config.debug){
	 		_F_log('D','One of the containers or both is not defined.');
	 	}
		return false;
	}
	
	switch (windowState){
		case "maximized":
			xHeight(iTable,defaultPageletHeight - fragmentOtherHeight);
			break;
			
		case "extended":
			xHeight(iTable,defaultPageletHeight - FRAGMENT_TOP_HEIGHT - fragmentOtherHeight);
			break;
		
		case "normal":
		default:
			xHeight(iTable,(defaultPageletHeight/num) - fragmentOtherHeight);
	}
};

com.cognos.admin.util.Tools.includeClass = function includeClass(elt,cName) {
	var elt = xGetElementById(elt);
	if (elt && elt.className){
		var reg = new RegExp("(^|\\s)"+cName+"(\\s|$)");
		return reg.test(elt.className);
	} else {
		return false;
	}
}

/*
 * Adjust the destination table's td width with the original table
 * 
 * @param oriTable original table, could be a table's id or obj
 * @param desTable destination table.
 * @return "true" if adjustment applied, "false" otherwise.
 * 
 * Currently reserved for the furture use (partially finished)
 */
com.cognos.admin.util.Tools.adjustTdWidth = function (oriTable, desTable){
	var oTable = (typeof oriTable == "object") ? oriTable : $(oriTable);
	var dTable = (typeof desTable == "object") ? desTable : $(desTable);
	
	if (!oTable || !dTable){
		if (com.cognos.admin.config.debug){
	 		_F_log('D','One of the table or both is not defined.');
	 	}
		return false;
	}
	
	var firstOrow = oTable.rows[0].childNodes;
	var firstDrow = dTable.rows[0].childNodes;
	
	if (firstOrow.length == firstDrow.length){
		for (var i = 0; i < firstOrow.length; i++){
			if (firstDrow[i].nodeType == 1)
				xWidth(firstDrow[i],xWidth(firstOrow[i]));
		}
	} else {
		//TODO: Implement the case when table has a unmatched number of td
	}
};


//**************************Fragment wrapper begin*****************************************/
com.cognos.admin.util.Tools.addFrgEvtListener = function (fragment, key, listener) {
	fragment.addEventListener("com.cognos.admin" + key, listener);
};

com.cognos.admin.util.Tools.removeFrgEvtListener = function (fragment, key, listener) {
	fragment.removeEventListener("com.cognos.admin" + key, listener);
};

com.cognos.admin.util.Tools.raiseFrgEvt = function (fragment, key, payload) {
	fragment.raiseEvent("com.cognos.admin" + key, payload);
};


/*  @fragID: The ID for the fragment that will get created
 *  @divID: The ID of the div that will get updated by the fragment
 * 	@targetURL: parameters that will get added to the URL. Should NOT start with &, can be either a xts call or path of 
 *  cogadmin pipleline.
 */
com.cognos.admin.util.Tools.createFragment = function (targetURL,fragID, divID) {
	var fragContext = [];
	fragContext.path = encodeURI(targetURL);
	fragContext.id = fragID;
	fragContext.div = divID;
	return _F_attach(fragContext);
};

/*
 * 
 */
com.cognos.admin.util.Tools.createTransient = function (name, value, scope, channel) {
	var t = [];
	t["name"] = name
	t["scope"] = scope;
	t["channel"] = channel;
	t["value"] = value;
	
	return t;
};

com.cognos.admin.util.Tools.ajaxObj = function (){
	this.url = "";
	this.method = "post";
	this.text = "";
	this.xml = "";
	this.JSON = "";
	this.parameters;
	this.onSuccess;
	this.onFailure;
	this.onGoing;
};


com.cognos.admin.util.Tools.ajaxObj.prototype = {
	
	setUrl : function (url){
		this.url = url;
	},
	
	setMethod : function (method){
		this.method = method;
	},
	
	setParameters : function (parameters){
		this.parameters = parameters;
	},
	
	run : function (){
		var option = {};
		

		if (this.method)
			option.method = this.method;

		if (this.parameters)
			option.parameters = this.parameters;
			
		if (typeof this.onSuccess == "function")
			option.onSuccess = this.onSuccess;

		if (typeof this.onFailure == "function"){
			option.onFailure = this.onFailure;
		} else {
			option.onFailure = function () {
				_F_log ("E", "Loading failed!");
			}
		}
			
		var a = new _F_Ajax.Request(this.url,option);
		
		if (typeof this.onGoing == "function"){
			this.onGoing();
			
		} else {
			if (com.cognos.admin.config.debug) 
				_F_log ("I", "Loading... from " + this.url);
		}
	},
	
	getXml : function () {
		return this.xml;
	},
	
	getText : function () {
		return this.text;
	},
	
	getJSON : function () {
		return this.JSON;
	}
	
};


//**************************Fragment wrapper end*****************************************/