function baseXMLHttpRequest() {
var req = false;
if (window.XMLHttpRequest) { // Mozilla, Safari,...
req = new XMLHttpRequest();
if (req.overrideMimeType) {
req.overrideMimeType('text/xml');
}
} else if (window.ActiveXObject) { // IE
try {
req = new ActiveXObject("Msxml2.XMLHTTP");
} catch (e) {
try {
req = new ActiveXObject("Microsoft.XMLHTTP");
}catch(e) {
alert("You need to enable active scripting and activeX controls");
}
}
}
if (!req) {
alert('Giving up :( Cannot create an XMLHTTP instance');
return false;
}
return req;
}
function openGetRequest(req,url,asynchronous) {
try {
req.open("GET", url, asynchronous);
req.setRequestHeader("MessageType","CALL")
req.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=UTF-8');
if (window.ActiveXObject) { // IE
req.send();
}else{
req.send(null); // Mozilla, Safari, Opera etc...
}
} catch (e) {
alert(e);
}
}
function openPostRequest(req,url,parameter,asynchronous) {
try {
req.open("POST", url, asynchronous);
req.setRequestHeader("MessageType","CALL")
req.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=UTF-8');
req.send(parameter);
} catch (e) {
alert(e);
}
}
/*
* Returns a function that waits for the specified XMLHttpRequest
* to complete, then passes it XML response to the given handler function.
* req - The XMLHttpRequest whose state is changing
* responseXmlHandler - Function to pass the XML response to
*/
function getReadyStateLoadingHandler(req, controlId, loadingControlId, responseXmlHandler,loadingMessage) {
// Return an anonymous function that listens to the XMLHttpRequest instance
return function () {
// 0 (uninitialized)
// 1 (loading)
// 2 (loaded)
// 3 (interactive)
// 4 (complete)
// alert(loadingControlId);
document.getElementById(loadingControlId).style.display="block";
// Since in NetScape 6.0+ , focus() is not working .So, to make AJAX work on NS6.0+ we are commenting it
// document.getElementById(loadingControlId).focus();
if (req.readyState == 0) {
document.getElementById(loadingControlId).innerHTML = '
Uninitialized! ';
}
if (req.readyState == 1) {
if((loadingMessage == "undefined")||(loadingMessage == null)||(loadingMessage == ""))loadingMessage = "Loading";
document.getElementById(loadingControlId).innerHTML = ''+loadingMessage+'...';
}
if (req.readyState == 2) {
document.getElementById(loadingControlId).innerHTML = ' Loaded!';
}
if (req.readyState == 3) {
document.getElementById(loadingControlId).innerHTML = ' Interactive!';
}
if (req.readyState == 4) {
// Check that we received a successful response from the server
if (req.status == 200) {
// Pass the XML payload of the response to the handler function.
document.getElementById(loadingControlId).style.display="none";
responseXmlHandler(req.responseXML,controlId);
} else {
// An HTTP problem has occurred
alert("HTTP error "+req.status+": "+req.statusText);
}
}
}
}
/*
* Returns a function that waits for the specified XMLHttpRequest
* to complete, then passes it XML response to the given handler function.
* req - The XMLHttpRequest whose state is changing
* responseXmlHandler - Function to pass the XML response to
*/
function getReadyStateHandler(req, controlId, responseXmlHandler) {
// Return an anonymous function that listens to the XMLHttpRequest instance
return function () {
// 0 (uninitialized)
// 1 (loading)
// 2 (loaded)
// 3 (interactive)
// 4 (complete)
// document.getElementById(controlId).style.display="block";
// document.getElementById(controlId).focus();
if (req.readyState == 0) {
// document.getElementById(controlId).innerHTML = ' Uninitialized! ';
}
if (req.readyState == 1) {
// document.getElementById(controlId).innerHTML = ' Loading...';
}
if (req.readyState == 2) {
// document.getElementById(controlId).innerHTML = ' Loaded!';
}
if (req.readyState == 3) {
// document.getElementById(controlId).innerHTML = ' Interactive!';
}
if (req.readyState == 4) {
// Check that we received a successful response from the server
if (req.status == 200) {
// Pass the XML payload of the response to the handler function.
responseXmlHandler(req.responseXML,controlId);
} else {
// An HTTP problem has occurred
alert("HTTP error "+req.status+": "+req.statusText);
}
}
}
}
function processStateChange(req,controlId) {
return function () {
// 0 (uninitialized)
// 1 (loading)
// 2 (loaded)
// 3 (interactive)
// 4 (complete)
document.getElementById(controlId).focus();
if (req.readyState == 0) {
document.getElementById(controlId).innerHTML = ' Uninitialized! ';
}
if (req.readyState == 1) {
document.getElementById(controlId).innerHTML = ' Loading...';
}
if (req.readyState == 2) {
document.getElementById(controlId).innerHTML = ' Loaded!';
}
if (req.readyState == 3) {
document.getElementById(controlId).innerHTML = ' Interactive!';
}
if (req.readyState == 4) { // Complete
if (req.status == 200) { // OK response
document.getElementById(controlId).innerHTML = "";
document.getElementById(controlId).innerHTML = req.responseText;
} else {
alert("Problem: The system was unable to perform your request.");
}
}
}
}
/*
function toggleLoading(currLoading){
if (document.getElementById){
thisLoading=document.getElementById(currLoading).style;
if (thisLoading.display == "block"){
thisLoading.display = "none" ;
}else {
thisLoading.display = "block";
}
return false
}else {
return true;
}
}
*/
/* Added to display the loading icon aligned at left (TMB-WR-0070) */
function getReadyStateLoadingHandlerAtLeftAligned(req, controlId, loadingControlId, responseXmlHandler,loadingMessage) {
// Return an anonymous function that listens to the XMLHttpRequest instance
return function () {
// 0 (uninitialized)
// 1 (loading)
// 2 (loaded)
// 3 (interactive)
// 4 (complete)
// alert(loadingControlId);
document.getElementById(loadingControlId).style.display="block";
// Since in NetScape 6.0+ , focus() is not working .So, to make AJAX work on NS6.0+ we are commenting it
// document.getElementById(loadingControlId).focus();
if (req.readyState == 0) {
document.getElementById(loadingControlId).innerHTML = ' Uninitialized! ';
}
if (req.readyState == 1) {
if((loadingMessage == "undefined")||(loadingMessage == null)||(loadingMessage == ""))loadingMessage = "Loading";
document.getElementById(loadingControlId).innerHTML = ''+loadingMessage+'...';
}
if (req.readyState == 2) {
document.getElementById(loadingControlId).innerHTML = ' Loaded!';
}
if (req.readyState == 3) {
document.getElementById(loadingControlId).innerHTML = ' Interactive!';
}
if (req.readyState == 4) {
// Check that we received a successful response from the server
if (req.status == 200) {
// Pass the XML payload of the response to the handler function.
pause(500);
document.getElementById(loadingControlId).style.display="none";
responseXmlHandler(req.responseXML,controlId);
} else {
// An HTTP problem has occurred
alert("HTTP error "+req.status+": "+req.statusText);
}
}
}
}