xmlhttprequest-example.qml Example File

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  40.  
  41. import QtQuick 1.0
  42.  
  43. Rectangle  {
  44.     width: 350; height: 400
  45.  
  46.     function showRequestInfo(text)  {
  47.         log.text = log.text + "\n" + text
  48.         console.log(text)
  49.     }
  50.  
  51.     Text  { id: log; anchors.fill: parent; anchors.margins: 10 }
  52.  
  53.     Rectangle  {
  54.         id: button
  55.         anchors.horizontalCenter: parent.horizontalCenter; anchors.bottom: parent.bottom; anchors.margins: 10
  56.         width: buttonText.width + 10; height: buttonText.height + 10
  57.         border.width: mouseArea.pressed ? 2 : 1
  58.         radius : 5; smooth: true
  59.  
  60.         Text  { id: buttonText; anchors.centerIn: parent; text: "Request data.xml" }
  61.  
  62.         MouseArea  {
  63.             id: mouseArea
  64.             anchors.fill: parent
  65.             onClicked:  {
  66.                 log.text = ""
  67.                 console.log("\n")
  68.  
  69.                 var doc = new XMLHttpRequest();
  70.                 doc.onreadystatechange = function()  {
  71.                     if (doc.readyState == XMLHttpRequest.HEADERS_RECEIVED)  {
  72.                         showRequestInfo("Headers -->");
  73.                         showRequestInfo(doc.getAllResponseHeaders ());
  74.                         showRequestInfo("Last modified -->");
  75.                         showRequestInfo(doc.getResponseHeader ("Last-Modified"));
  76.  
  77.                     } else if (doc.readyState == XMLHttpRequest.DONE)  {
  78.                         var a = doc.responseXML.documentElement;
  79.                         for (var ii = 0; ii < a.childNodes.length; ++ii)  {
  80.                             showRequestInfo(a.childNodes[ii].nodeName);
  81.                         }
  82.                         showRequestInfo("Headers -->");
  83.                         showRequestInfo(doc.getAllResponseHeaders ());
  84.                         showRequestInfo("Last modified -->");
  85.                         showRequestInfo(doc.getResponseHeader ("Last-Modified"));
  86.                     }
  87.                 }
  88.  
  89.                 doc.open("GET", "data.xml");
  90.                 doc.send();
  91.             }
  92.         }
  93.     }
  94. }
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