BusyIndicator.qml Example File

demos/declarative/photoviewer/qml/photoviewer/PhotoViewerCore/BusyIndicator.qml
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 import QtQuick 1.0

 Image {
     id: container
     property bool on: false

     source: "images/busy.png"; visible: container.on
     NumberAnimation on rotation { running: container.on; from: 0; to: 360; loops: Animation.Infinite; duration: 1200 }
 }