Qt Reference Documentation

# xmlhttprequest-example.qml Example File

declarative/xml/xmlhttprequest/xmlhttprequest-example.qml

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     ** This file is part of the examples of the Qt Toolkit.
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     import QtQuick 1.0

     Rectangle {
         width: 350; height: 400

         function showRequestInfo(text) {
             log.text = log.text + "\n" + text
             console.log(text)
         }

         Text { id: log; anchors.fill: parent; anchors.margins: 10 }

         Rectangle {
             id: button
             anchors.horizontalCenter: parent.horizontalCenter; anchors.bottom: parent.bottom; anchors.margins: 10
             width: buttonText.width + 10; height: buttonText.height + 10
             border.width: mouseArea.pressed ? 2 : 1
             radius : 5; smooth: true

             Text { id: buttonText; anchors.centerIn: parent; text: "Request data.xml" }

             MouseArea {
                 id: mouseArea
                 anchors.fill: parent
                 onClicked: {
                     log.text = ""
                     console.log("\n")

                     var doc = new XMLHttpRequest();
                     doc.onreadystatechange = function() {
                         if (doc.readyState == XMLHttpRequest.HEADERS_RECEIVED) {
                             showRequestInfo("Headers -->");
                             showRequestInfo(doc.getAllResponseHeaders ());
                             showRequestInfo("Last modified -->");
                             showRequestInfo(doc.getResponseHeader ("Last-Modified"));

                         } else if (doc.readyState == XMLHttpRequest.DONE) {
                             var a = doc.responseXML.documentElement;
                             for (var ii = 0; ii < a.childNodes.length; ++ii) {
                                 showRequestInfo(a.childNodes[ii].nodeName);
                             }
                             showRequestInfo("Headers -->");
                             showRequestInfo(doc.getAllResponseHeaders ());
                             showRequestInfo("Last modified -->");
                             showRequestInfo(doc.getResponseHeader ("Last-Modified"));
                         }
                     }

                     doc.open("GET", "data.xml");
                     doc.send();
                 }
             }
         }
     }