Map.qml Example File

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 import Qt 4.7
 import QtWebKit 1.0

 Item {
     id: page

     property real latitude: -34.397
     property real longitude: 150.644
     property string address: ""
     property alias status: js.status

     WebView {
         id: map
         anchors.fill: parent
         url: "map.html"
         pressGrabTime: 0
         javaScriptWindowObjects: QtObject {
             id: js
             WebView.windowObjectName: "qml"
             property real lat: page.latitude
             property real lng: page.longitude
             property string address: page.address
             property string status: "Loading"

             onAddressChanged: {
                 if (map.url != "" && map.progress == 1)
                     map.evaluateJavaScript("goToAddress()")
             }
         }

         onLoadFinished: { evaluateJavaScript("goToAddress()"); }
     }
 }