Dialog.qml Example File

lowenergyscanner/assets/Dialog.qml
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 import QtQuick 2.0

 Rectangle {
     width: parent.width/3*2
     height: dialogTextId.height + background.height + 20
     z: 50
     property string dialogText: ""
     property bool busyImage: true
     border.width: 1
     border.color: "#363636"
     radius: 10

     Text {
         id: dialogTextId
         horizontalAlignment: Text.AlignHCenter
         verticalAlignment: Text.AlignVCenter
         anchors.horizontalCenter: parent.horizontalCenter
         anchors.top: parent.top;
         anchors.topMargin: 10

         elide: Text.ElideMiddle
         text: dialogText
         color: "#363636"
         wrapMode: Text.Wrap
     }

     Image {
         id: background

         width:20
         height:20
         anchors.top: dialogTextId.bottom
         anchors.horizontalCenter: dialogTextId.horizontalCenter
         visible: parent.busyImage
         source: "busy_dark.png"
         fillMode: Image.PreserveAspectFit
         NumberAnimation on rotation { duration: 3000; from:0; to: 360; loops: Animation.Infinite}
     }
 }