QtMobility Reference Documentation

SceneMulti.qml Example File

video/qmlvideo/qml/qmlvideo/SceneMulti.qml
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 ** Contact: http://www.qt-project.org/legal
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 ** This file is part of the Qt Mobility Components.
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 import QtQuick 1.0

 Scene {
     id: root

     property real itemWidth: (width / 3) - 40
     property real itemTopMargin: 50

     QtObject {
         id: contentProxy
         function initialize() {
             video1.initialize()
             video2.initialize()
         }
     }

     Component {
         id: startStopComponent

         Rectangle {
             id: root
             color: "transparent"

             function content() {
                 return root.parent
             }

             Text {
                 anchors {
                     horizontalCenter: parent.horizontalCenter
                     bottom: parent.bottom
                     margins: 20
                 }
                 text: content() ? content().started ? "Tap to stop" : "Tap to start" : ""
                 color: "yellow"
                 font.pixelSize: 20
             }

             MouseArea {
                 anchors.fill: parent
                 onClicked: {
                     if (content().started)
                         content().stop()
                     else
                         content().start()
                 }
             }
         }
     }

     Content {
         id: video1
         anchors {
             left: parent.left
             leftMargin: 10
             top: parent.top
             topMargin: root.itemTopMargin
         }
         autoStart: false
         contentType: "video"
         showBorder: true
         showFrameRate: started
         source: parent.source1
         width: itemWidth
         volume: parent.volume

         Loader {
             id: video1StartStopLoader
             onLoaded: {
                 item.parent = video1
                 item.anchors.fill = video1
             }
         }

         onInitialized: video1StartStopLoader.sourceComponent = startStopComponent
     }

     Rectangle {
         id: cameraHolder
         anchors {
             horizontalCenter: parent.horizontalCenter
             top: parent.top
             topMargin: root.itemTopMargin
         }
         border.width: 1
         border.color: "white"
         color: "transparent"
         width: itemWidth
         height: width
         property bool started: false

         Loader {
             id: cameraLoader
             onLoaded: {
                 item.parent = cameraHolder
                 item.centerIn = cameraHolder
                 item.contentType = "camera"
                 item.showFrameRate = true
                 item.width = itemWidth
                 item.z = 1.0
                 cameraErrorConnection.target = item
                 item.initialize()
             }
         }

         Loader {
             id: cameraStartStopLoader
             sourceComponent: startStopComponent
             onLoaded: {
                 item.parent = cameraHolder
                 item.anchors.fill = cameraHolder
                 item.z = 2.0
             }
         }

         Connections {
             id: cameraErrorConnection
             onError: {
                 console.log("[qmlvideo] SceneMulti.camera.onError")
                 cameraHolder.stop()
             }
         }

         function start() {
             cameraLoader.source = "Content.qml"
             cameraHolder.started = true
         }

         function stop() {
             cameraLoader.source = ""
             cameraHolder.started = false
         }
     }

     Content {
         id: video2
         anchors {
             right: parent.right
             rightMargin: 10
             top: parent.top
             topMargin: root.itemTopMargin
         }
         autoStart: false
         contentType: "video"
         showBorder: true
         showFrameRate: started
         source: parent.source2
         width: itemWidth
         volume: parent.volume

         Loader {
             id: video2StartStopLoader
             onLoaded: {
                 item.parent = video2
                 item.anchors.fill = video2
             }
         }

         onInitialized: video2StartStopLoader.sourceComponent = startStopComponent
     }

     Component.onCompleted: root.content = contentProxy
 }
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