import QtQuick 2.0

Item {
    property string source: ""
    property variant simple
    property bool ready: true

    onSourceChanged: {
        ready = false
        request(source, function (o) {
            //console.log(o.responseText);
            simple = eval('new Object(' + o.responseText + ')');ready = true;
        });

    }
    function request(url, callback) {
        var xhr = new XMLHttpRequest();
        xhr.onreadystatechange = (function(myxhr) {
            return function() {
                if (myxhr.readyState === XMLHttpRequest.DONE && xhr.status == 200) {callback(myxhr);}
            }
        })(xhr);
        xhr.open('get', url, true);
        xhr.send('');
    }
}