source: sandbox/filemanager/js/connector.js @ 1693

var progressBar;

if (document.all)
{
        navigator.userAgent.toLowerCase().indexOf('msie 5') != -1 ? is_ie5 = true : is_ie5 = false;
        is_ie = true;
        is_moz1_6 = false;
        is_mozilla = false;
        is_ns4 = false;
}
else if (document.getElementById)
{
        navigator.userAgent.toLowerCase().match('mozilla.*rv[:]1\.6.*gecko') ? is_moz1_6 = true : is_moz1_6 = false;
        is_ie = false;
        is_ie5 = false;
        is_mozilla = true;
        is_ns4 = false;
}
else if (document.layers)
{
        is_ie = false;
        is_ie5 = false
        is_moz1_6 = false;
        is_mozilla = false;
        is_ns4 = true;
}

/****************************************** Connector Class *************************************************/
// Constructor
function cConnector()
{
        this.requests = new Array();
        this.oxmlhttp = null;
        this.isVisibleBar = false;
        this.tid = 0;
        this.progressBar = null;
        this.oldX = 0;
        this.oldY = 0;
        this.updateVersion = "";
}
cConnector.prototype.buildBar = function()
{
        var div = document.getElementById('divProgressBar');

        if(! div) {                                                                                           
                div = document.createElement("DIV");
                div.style.visibility    = "hidden";
                div.style.width = "103px";
                div.id = 'divProgressBar';
                div.align = "center";
                div.innerHTML = '&nbsp;&nbsp;<font face="Verdana" size="2" color="WHITE">'+get_lang('loading')+'...</font>&nbsp;';
                div.style.background = "#cc4444";
                div.style.position = 'fixed';
                div.style.top = '0px';
                div.style.right = '0px';
                document.body.appendChild(div);                                                               

                if(is_ie) {
                        var elem = document.all[div.id];
                        elem.style.position="absolute";
                        var root = document.body;
                        var posX = elem.offsetLeft-root.scrollLeft;
                        var posY = elem.offsetTop-root.scrollTop;
                        root.onscroll = function() {
                                elem.style.right = '0px';
                                elem.style.top = (posY + root.scrollTop) + "px";
                        };
                }
        }
}

cConnector.prototype.hideProgressBar = function ()
{
        var div = document.getElementById('divProgressBar');
        div.style.visibility = 'hidden';
        this.isVisibleBar = false;
}

cConnector.prototype.showProgressBar = function(){
        var div = document.getElementById('divProgressBar');
        if (! div){
                connector.buildBar();
                connector.showProgressBar();
                return;
        }

        div.style.visibility = 'visible';

        this.isVisibleBar = true;
}

        function XMLTools()
        {
                this.path = "";
        }
var connector = new cConnector();

function cExecuteForm(form, handler){
        connector.showProgressBar();
        if(! (divUpload = document.getElementById('divUpload'))) {
                divUpload               = document.createElement('DIV');                
                divUpload.id    = 'divUpload';
                document.body.appendChild(divUpload);
        }

        handlerExecuteForm = handler;
        var form_handler = function (data){
                handlerExecuteForm(data);
                handlerExecuteForm = null;
        }
        divUpload.innerHTML= "<iframe onload=\"connector.hideProgressBar();cExecute('./index.php/index.php?menuaction=filemanager.uifilemanager.getReturnExecuteForm',"+form_handler+");\"  style='display:none;width:0;height:0;' name='uploadFile'></iframe>";
        form.target ="uploadFile";
        form.submit();
}

function cExecute(requestURL,handler){
        var AjaxRequest = function () {
                Ajax = false;
                if (window.XMLHttpRequest) //Gecko
                        Ajax = new XMLHttpRequest();
                else
                        if (window.ActiveXObject) //Other nav.
                                try
                                {
                                        Ajax = new ActiveXObject("Msxml12.XMLHTTP");
                                } catch (e)
                {
                        Ajax = new ActiveXObject("Microsoft.XMLHTTP");
                }
        }
        var responseRequest = function (){
                if (Ajax.readyState == 4)
                        if (Ajax.status == 200)
                                handler(Ajax.responseText);
                        else
                                throw("Connection error!");
        }


        AjaxRequest();
        if (!Ajax){
                throw("No connection");
                return;
        }

        Ajax.onreadystatechange = responseRequest;
        if (typeof(method) == 'undefined')
                method = 'GET';
        Ajax.open(method, requestURL, true);
        Ajax.send(null);
}