zapatec.js

zapatec suite 最新版 20070204,非常棒的ajax widgets 工具包

return null;
}
if(Zapatec.is_opera){
var pairs = style.split(";");
for(var ii =0; ii < pairs.length; ii++){
var kv = pairs[ii].split(":");
if (!kv[1]){
continue;
}
var value = kv[1].replace(/^\s*/, '').replace(/\s*$/, '');
var key = "";
for(var jj = 0; jj < kv[0].length; jj++){
if(kv[0].charAt(jj) == "-"){
jj++;
if(jj < kv[0].length){
key += kv[0].charAt(jj).toUpperCase();
}
continue;
}
key += kv[0].charAt(jj);
}
switch(key){
case "float":
key = "cssFloat";
break;
}
try{
elRef.style[key] = value;
}
catch(e){
}
}
}
else{
elRef.style.cssText = style;
}
return true;
}
Zapatec.Utils.getStyleProperty = function(objElement, strProperty){
if (document.defaultView && document.defaultView.getComputedStyle){
strProperty = strProperty.replace(/([A-Z])/g, '-$1').toLowerCase();
return document.defaultView.getComputedStyle(objElement, '')
.getPropertyValue(strProperty);
}
else if (objElement.currentStyle){
return objElement.currentStyle[strProperty];
}
return objElement.style[strProperty];
};
Zapatec.Utils.getPrecision = function(fFloat){
return (fFloat + '').replace(/^\d*\.*/, '').length;
};
Zapatec.Utils.setPrecision = function(fFloat, iPrecision){
var iPow = Math.pow(10, iPrecision);
return parseInt(fFloat * iPow, 10) / iPow;
};

/*
 * zpeventdriven.js
 */

if (typeof Zapatec == 'undefined'){
Zapatec ={
};
}
Zapatec.EventDriven = function(){
};
Zapatec.EventDriven.prototype.init = function(){
this.events ={
};
};
Zapatec.EventDriven.prototype.
addEventListener = function(strEvent, funcListener, first){
if (typeof funcListener != "function"){
return false;
}
if (!this.events[strEvent]){
this.events[strEvent] ={
listeners: []
};
}
if (!first){
this.events[strEvent].listeners.push(funcListener);
}
else{
this.events[strEvent].listeners.unshift(funcListener);
}
};
Zapatec.EventDriven.prototype.
removeEventListener = function(strEvent, funcListener){
if (!this.events[strEvent]){
return;
}
var arrListeners = this.events[strEvent].listeners;
for (var iListener = 0; iListener < arrListeners.length; iListener++){
if (arrListeners[iListener] == funcListener){
arrListeners.splice(iListener, 1);
return;
}
}
};
Zapatec.EventDriven.prototype.isEvent = function(strEvent){
if (this.events[strEvent]){
return true;
}
return false;
};
Zapatec.EventDriven.prototype.removeEvent = function(strEvent){
if (this.events[strEvent]){
var undef;
this.events[strEvent] = undef;
}
};
Zapatec.EventDriven.prototype.fireEvent = function(strEvent){
if (!this.events[strEvent]){
return;
}
var arrListeners = this.events[strEvent].listeners;
for (var iListener = 0; iListener < arrListeners.length; iListener++){
var arrArgs = [].slice.call(arguments, 1);
arrListeners[iListener].apply(this, arrArgs);
}
};
Zapatec.EventDriven.events ={
};
Zapatec.EventDriven.addEventListener = function(strEvent, funcListener){
if (typeof funcListener != "function"){
return false;
}
if (!Zapatec.EventDriven.events[strEvent]){
Zapatec.EventDriven.events[strEvent] ={
listeners: []
};
}
Zapatec.EventDriven.events[strEvent].listeners.push(funcListener);
};
Zapatec.EventDriven.removeEventListener = function(strEvent, funcListener){
if (!Zapatec.EventDriven.events[strEvent]){
return;
}
var arrListeners = Zapatec.EventDriven.events[strEvent].listeners;
for (var iListener = 0; iListener < arrListeners.length; iListener++){
if (arrListeners[iListener] == funcListener){
arrListeners.splice(iListener, 1);
return;
}
}
};
Zapatec.EventDriven.isEvent = function(strEvent){
if (Zapatec.EventDriven.events[strEvent]){
return true;
}
return false;
};
Zapatec.EventDriven.removeEvent = function(strEvent){
if (Zapatec.EventDriven.events[strEvent]){
var undef;
Zapatec.EventDriven.events[strEvent] = undef;
}
};
Zapatec.EventDriven.fireEvent = function(strEvent){
if (!Zapatec.EventDriven.events[strEvent]){
return;
}
var arrListeners = Zapatec.EventDriven.events[strEvent].listeners;
for (var iListener = 0; iListener < arrListeners.length; iListener++){
var arrArgs = [].slice.call(arguments, 1);
arrListeners[iListener].apply(arrListeners[iListener], arrArgs);
}
};

/*
 * transport.js
 */

if (typeof Zapatec == 'undefined'){
Zapatec = function(){
};
}
Zapatec.Transport = function(){
};
if (typeof ActiveXObject != 'undefined'){
Zapatec.Transport.XMLDOM = null;
Zapatec.Transport.XMLHTTP = null;
Zapatec.Transport.pickActiveXVersion = function(arrVersions){
for (var iVn = 0; iVn < arrVersions.length; iVn++){
try{
var objDocument = new ActiveXObject(arrVersions[iVn]);
return arrVersions[iVn];
}
catch (objException){
};
}
return null;
};
Zapatec.Transport.XMLDOM = Zapatec.Transport.pickActiveXVersion([
'Msxml2.DOMDocument.4.0',
'Msxml2.DOMDocument.3.0',
'MSXML2.DOMDocument',
'MSXML.DOMDocument',
'Microsoft.XMLDOM'
]);
Zapatec.Transport.XMLHTTP = Zapatec.Transport.pickActiveXVersion([
'Msxml2.XMLHTTP.4.0',
'MSXML2.XMLHTTP.3.0',
'MSXML2.XMLHTTP',
'Microsoft.XMLHTTP'
]);
Zapatec.Transport.pickActiveXVersion = null;
}
Zapatec.Transport.createXmlHttpRequest = function(){
if (typeof XMLHttpRequest != 'undefined'){
return new XMLHttpRequest();
}
if (typeof ActiveXObject != 'undefined'){
try{
return new ActiveXObject(Zapatec.Transport.XMLHTTP);
}
catch (objException){
};
}
return null;
};
Zapatec.Transport.isBusy = function(objArgs){
var objContainer = objArgs.busyContainer;
if (typeof objContainer == 'string'){
objContainer = document.getElementById(objContainer);
}
if (!objContainer){
return;
}
var strImage = objArgs.busyImage;
if (typeof strImage != 'string'){
strImage = '';
}
strImage = strImage.split('/').pop();
if (!strImage.length){
strImage = 'zpbusy.gif';
}
var objFC = objContainer.firstChild;
if (objFC){
objFC = objFC.firstChild;
if (objFC){
objFC = objFC.firstChild;
if (objFC && objFC.tagName && objFC.tagName.toLowerCase() == 'img'){
var strSrc = objFC.getAttribute('src');
if (typeof strSrc == 'string' && strSrc.length){
strSrc = strSrc.split('/').pop();
if (strSrc == strImage){
return true;
}
}
}
}
}
return false;
};
Zapatec.Transport.showBusy = function(objArgs){
if (Zapatec.Transport.isBusy(objArgs)){
return;
}
var objContainer = objArgs.busyContainer;
if (typeof objContainer == 'string'){
objContainer = document.getElementById(objContainer);
}
if (!objContainer){
return;
}
var strImage = objArgs.busyImage;
var strImageWidth = objArgs.busyImageWidth;
var strImageHeight = objArgs.busyImageHeight;
if (typeof strImage != 'string' || !strImage.length){
strImage = 'zpbusy.gif';
}
else{
if (typeof strImageWidth == 'number' ||
(typeof strImageWidth == 'string' && /\d$/.test(strImageWidth))){
strImageWidth += 'px';
}
if (typeof strImageHeight == 'number' ||
(typeof strImageHeight == 'string' && /\d$/.test(strImageHeight))){
strImageHeight += 'px';
}
}
if (!strImageWidth){
strImageWidth = '65px';
}
if (!strImageHeight){
strImageHeight = '35px';
}
var strPath = '';
if (strImage.indexOf('/') < 0){
strPath = Zapatec.Transport.getPath('transport.js');
}
var arrImgTag = [];
arrImgTag.push('<img src="');
arrImgTag.push(strPath);
arrImgTag.push(strImage);
arrImgTag.push('"');
if (strImageWidth || strImageHeight){
arrImgTag.push(' style="');
if (strImageWidth){
arrImgTag.push('width:');
arrImgTag.push(strImageWidth);
arrImgTag.push(';');
}
if (strImageHeight){
arrImgTag.push('height:');
arrImgTag.push(strImageHeight);
}
arrImgTag.push('"');
}
arrImgTag.push(' />');
strImgTag = arrImgTag.join('');
var iContainerWidth = objContainer.offsetWidth;
var iContainerHeight = objContainer.offsetHeight;
var objBusyContainer = Zapatec.Utils.createElement('div');
objBusyContainer.style.position = 'relative';
objBusyContainer.style.zIndex = 2147483583;
var objBusy = Zapatec.Utils.createElement('div', objBusyContainer);
objBusy.style.position = 'absolute';
objBusy.innerHTML = strImgTag;
if (objContainer.firstChild){
objContainer.insertBefore(objBusyContainer, objContainer.firstChild);
}
else{
objContainer.appendChild(objBusyContainer);
}
var iBusyWidth = objBusy.offsetWidth;
var iBusyHeight = objBusy.offsetHeight;
if (iContainerWidth > iBusyWidth){
objBusy.style.left = objContainer.scrollLeft +
(iContainerWidth - iBusyWidth) / 2 + 'px';
}
if (iContainerHeight > iBusyHeight){
objBusy.style.top = objContainer.scrollTop +
(iContainerHeight - iBusyHeight) / 2 + 'px';
}
};
Zapatec.Transport.removeBusy = function(objArgs){
var objContainer = objArgs.busyContainer;
if (typeof objContainer == 'string'){
objContainer = document.getElementById(objContainer);
}
if (!objContainer){
return;
}
if (Zapatec.Transport.isBusy(objArgs)){
objContainer.removeChild(objContainer.firstChild);
}
};
Zapatec.Transport.fetch = function(objArgs){
if (objArgs == null || typeof objArgs != 'object'){
return null;
}
if (!objArgs.url){
return null;
}
if (!objArgs.method){
objArgs.method = 'GET';
}
if (typeof objArgs.async == 'undefined'){
objArgs.async = true;
}
if (!objArgs.contentType && objArgs.method.toUpperCase() == 'POST'){
objArgs.contentType = 'application/x-www-form-urlencoded';
}
if (!objArgs.content){
objArgs.content = null;
}
if (!objArgs.onLoad){
objArgs.onLoad = null;
}
if (!objArgs.onError){
objArgs.onError = null;
}
var objRequest = Zapatec.Transport.createXmlHttpRequest();
if (objRequest == null){
return null;
}
Zapatec.Transport.showBusy(objArgs);
var boolErrorDisplayed = false;
var funcOnReady = function (){
Zapatec.Transport.removeBusy(objArgs);
try{
if (objRequest.status == 200 || objRequest.status == 304 ||
(location.protocol == 'file:' && !objRequest.status)){
if (typeof objArgs.onLoad == 'function'){
objArgs.onLoad(objRequest);
}
}
else if (!boolErrorDisplayed){
boolErrorDisplayed = true;
Zapatec.Transport.displayError(objRequest.status,
"Error: Can't fetch " + objArgs.url + '.\n' +
(objRequest.statusText || ''),
objArgs.onError);
}
}
catch (objException){
if (!boolErrorDisplayed){
boolErrorDisplayed = true;
if (objException.name &&
objException.name == 'NS_ERROR_NOT_AVAILABLE'){
Zapatec.Transport.displayError(0,
"Error: Can't fetch " + objArgs.url + '.\nFile not found.',
objArgs.onError);
}
else{
Zapatec.Transport.displayError(0,
"Error: Can't fetch " + objArgs.url + '.\n' +
(objException.message || ''),
objArgs.onError);
}
}
};
};
try{
if (typeof objArgs.username != 'undefined' &&
typeof objArgs.password != 'undefined'){
objRequest.open(objArgs.method, objArgs.url, objArgs.async,
objArgs.username, objArgs.password);
}
else{
objRequest.open(objArgs.method, objArgs.url, objArgs.async);
}
if (objArgs.async){
objRequest.onreadystatechange = function (){
if (objRequest.readyState == 4){
funcOnReady();
objRequest.onreadystatechange ={
};
}
};
}
if (objArgs.contentType){
objRequest.setRequestHeader('Content-Type', objArgs.contentType);
}
objRequest.send(objArgs.content);
if (!objArgs.async){
funcOnReady();
return objRequest;
}
}
catch (objException){
Zapatec.Transport.removeBusy(objArgs);
if (!boolErrorDisplayed){
boolErrorDisplayed = true;
if (objException.name &&
objException.name == 'NS_ERROR_FILE_NOT_FOUND'){
Zapatec.Transport.displayError(0,
"Error: Can't fetch " + objArgs.url + '.\nFile not found.',
objArgs.onError);
}
else{
Zapatec.Transport.displayError(0,
"Error: Can't fetch " + objArgs.url + '.\n' +
(objException.message || ''),
objArgs.onError);
}
}
};
return null;
};
Zapatec.Transport.parseHtml = function(strHtml){
strHtml += '';
strHtml = strHtml.replace(/^\s+/g, '');
var objTempContainer = null;
if (document.createElementNS){
objTempContainer =
document.createElementNS('http://www.w3.org/1999/xhtml', 'div');
}
else{
objTempContainer = document.createElement('div');
}
objTempContainer.innerHTML = strHtml;
return objTempContainer;
};
Zapatec.Transport.evalGlobalScope = function(strScript){
if (typeof strScript != 'string' || !strScript.match(/\S/)){
return;
}
if (window.execScript){
window.execScript(strScript, 'javascript');
}
else if (window.eval){
window.eval(strScript);
}
};
Zapatec.Transport.setInnerHtml = function(objArgs){
if (!objArgs || typeof objArgs.html != 'string'){
return;
}
var strHtml = objArgs.html;
var objContainer = null;
if (typeof objArgs.container == 'string'){
objContainer = document.getElementById(objArgs.container);
}
else if (typeof objArgs.container == 'object'){
objContainer = objArgs.container;
}
var arrScripts = [];
if (strHtml.match(/<\s*\/\s*script\s*>/i)){
var arrTokens = strHtml.split(/<\s*\/\s*script\s*>/i);
var arrHtml = [];
for (var iToken = arrTokens.length - 1; iToken >= 0; iToken--){
var strToken = arrTokens[iToken];
if (strToken.match(/\S/)){
var arrMatch = strToken.match(/<\s*script([^>]*)>/i);
if (arrMatch){
var arrCouple = strToken.split(/<\s*script[^>]*>/i);
while (arrCouple.length < 2){
if (strToken.match(/^<\s*script[^>]*>/i)){
arrCouple.unshift('');
}
else{
arrCouple.push('');
}
}
arrHtml.unshift(arrCouple[0]);
var strAttrs = arrMatch[1];
var srtScript = arrCouple[1];
if (strAttrs.match(/\s+src\s*=/i)){
srtScript = '';
}
else{
srtScript = srtScript.replace(/function\s+([^(]+)/g, '$1=function');
}
arrScripts.push([strAttrs, srtScript]);
}
else if (iToken < arrTokens.length - 1){
arrTokens[iToken - 1] += '</script>' + strToken;
}
else{
arrHtml.unshift(strToken);
}
}
else{
arrHtml.unshift(strToken);
}
}
strHtml = arrHtml.join('');
}
if (objContainer){
if (window.opera){
objContainer.innerHTML = '<form></form>';
}
objContainer.innerHTML = strHtml;
}
for (var iScript = 0; iScript < arrScripts.length; iScript++){