cellphoneapp.qml Example File

  /****************************************************************************
  **
  ** Copyright (C) 2016 The Qt Company Ltd.
  ** Contact: https://www.qt.io/licensing/
  **
  ** This file is part of the QtCanvas3D module of the Qt Toolkit.
  **
  ** $QT_BEGIN_LICENSE:BSD$
  ** Commercial License Usage
  ** Licensees holding valid commercial Qt licenses may use this file in
  ** accordance with the commercial license agreement provided with the
  ** Software or, alternatively, in accordance with the terms contained in
  ** a written agreement between you and The Qt Company. For licensing terms
  ** and conditions see https://www.qt.io/terms-conditions. For further
  ** information use the contact form at https://www.qt.io/contact-us.
  **
  ** BSD License Usage
  ** Alternatively, you may use this file under the terms of the BSD license
  ** as follows:
  **
  ** "Redistribution and use in source and binary forms, with or without
  ** modification, are permitted provided that the following conditions are
  ** met:
  **   * Redistributions of source code must retain the above copyright
  **     notice, this list of conditions and the following disclaimer.
  **   * Redistributions in binary form must reproduce the above copyright
  **     notice, this list of conditions and the following disclaimer in
  **     the documentation and/or other materials provided with the
  **     distribution.
  **   * Neither the name of The Qt Company Ltd nor the names of its
  **     contributors may be used to endorse or promote products derived
  **     from this software without specific prior written permission.
  **
  **
  ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
  **
  ** $QT_END_LICENSE$
  **
  ****************************************************************************/

  import QtQuick 2.6
  import QtQuick.Controls 1.2

  Rectangle {
      id: mainScreen
      property color backgroundColor
      property color textColor
      signal locked
      color: backgroundColor
      // The state indicates which app is to be shown on the screen.
      state: "menu"
      states: [
          State {
              name: "menu"
              PropertyChanges {
                  target: menuApp; visible: true
              }
          },
          State {
              name: "about"
              PropertyChanges {
                  target: aboutApp; visible: true
              }
          },
          State {
              name: "dummy"
              PropertyChanges {
                  target: dummyApp; visible: true
              }
          }
      ]

      // This model contains names, icons, and corresponsing mainScreen states of phone apps
      ListModel {
          id: appGridModel
          ListElement {
              name: "Calendar"
              image: "qrc:/calendar.png"
              toState: "dummy"
          }
          ListElement {
              name: "Camera"
              image: "qrc:/camera.png"
              toState: "dummy"
          }
          ListElement {
              name: "Clock"
              image: "qrc:/clock.png"
              toState: "dummy"
          }
          ListElement {
              name: "Contacts"
              image: "qrc:/contacts.png"
              toState: "dummy"
          }
          ListElement {
              name: "Gallery"
              image: "qrc:/gallery.png"
              toState: "dummy"
          }
          ListElement {
              name: "Games"
              image: "qrc:/games.png"
              toState: "dummy"
          }
          ListElement {
              name: "Mail"
              image: "qrc:/mail.png"
              toState: "dummy"
          }
          ListElement {
              name: "Maps"
              image: "qrc:/maps.png"
              toState: "dummy"
          }
          ListElement {
              name: "Music"
              image: "qrc:/music.png"
              toState: "dummy"
          }
          ListElement {
              name: "Settings"
              image: "qrc:/settings.png"
              toState: "dummy"
          }
          ListElement {
              name: "Todo"
              image: "qrc:/todo.png"
              toState: "dummy"
          }
          ListElement {
              name: "Videos"
              image: "qrc:/videos.png"
              toState: "dummy"
          }
          ListElement {
              name: "About"
              image: "qrc:/qtlogo_with_alpha.png"
              toState: "about"
          }
          ListElement {
              name: "Lock"
              image: "qrc:/lock.png"
              toState: "lock"
          }
      }

      Timer {
          id: clockTimer
          interval: 1000
          repeat: true
          running: lockScreen.visible || menuApp.visible
          triggeredOnStart: true
          onTriggered: clockLabel.text = Qt.formatDateTime(new Date(), "hh:mm:ss")
      }

      // This grid shows the app menu on the phone
      Rectangle {
          id: menuApp
          visible: false
          anchors.fill: parent
          color: mainScreen.color
          Image {
              anchors.fill: parent
              source: "qrc:/menu_background.jpg"
          }
          Rectangle {
              id: menuHeader
              anchors.top: parent.top
              anchors.left: parent.left
              anchors.right: parent.right
              anchors.margins: 16
              height: parent.height / 24
              color: "transparent"
              Label {
                  id: menuClockLabel
                  anchors.top: parent.top
                  anchors.left: parent.left
                  anchors.bottom: parent.bottom
                  width: menuHeader.width
                  text: clockLabel.text
                  color: mainScreen.textColor
                  font.pixelSize: 24
                  horizontalAlignment: Text.AlignLeft
                  verticalAlignment: Text.AlignVCenter
              }
          }
          GridView {
              id: menu
              anchors.top: menuHeader.bottom
              anchors.bottom: parent.bottom
              anchors.left: parent.left
              anchors.right: parent.right
              anchors.margins: 16
              model: appGridModel
              cellWidth: width / 3
              cellHeight: cellWidth
              boundsBehavior: Flickable.StopAtBounds
              delegate: Component {
                  id: appGridDelegate
                  Item {
                      id: wrapper
                      width: menu.cellWidth
                      height: menu.cellHeight
                      Column {
                          anchors.fill: parent
                          height: width
                          Image {
                              width: (parent.width * 3) / 4
                              height : width
                              source: image
                              anchors.horizontalCenter: parent.horizontalCenter
                              MouseArea {
                                  anchors.fill: parent
                                  onClicked: {
                                      // Lock option is a special case, as it doesn't launch
                                      // an app. Instead it simply slides the lock screen over
                                      // the current app.
                                      if (toState === "lock") {
                                          mainScreen.lock()
                                      } else if (toState === "dummy"){
                                          dummyApp.dummyImage = image
                                          mainScreen.state = toState
                                      } else {
                                          mainScreen.state = toState
                                          mainScreen.resetLockTimer()
                                      }
                                  }
                              }
                          }
                          Text {
                              width: parent.width
                              height: parent.width / 4
                              text: name
                              font.pixelSize: 20
                              color: mainScreen.textColor
                              horizontalAlignment: Text.AlignHCenter
                              anchors.horizontalCenter: parent.horizontalCenter
                          }
                      }
                  }
              }
          }
      }

      Rectangle {
          id: aboutApp
          anchors.fill: parent
          anchors.margins: 16
          color: mainScreen.backgroundColor
          visible: false
          Label {
              anchors.fill: parent
              text: "This example demonstrates how to use Qt Quick Item as a texture source"
                    + " for Canvas3D in conjunction with three.js."
                    + "\n\nClick outside the phone to restart the rotation animation."
              color: mainScreen.textColor
              font.pixelSize: 24
              wrapMode: Text.WordWrap
              horizontalAlignment: Text.AlignHCenter
              verticalAlignment: Text.AlignVCenter
          }
          MouseArea {
              anchors.fill: parent
              onClicked: {
                  mainScreen.state = "menu"
                  mainScreen.resetLockTimer()
              }
          }
      }

      Rectangle {
          id: dummyApp
          property string dummyImage
          anchors.fill: parent
          anchors.margins: 16
          color: mainScreen.backgroundColor
          visible: false
          Image {
              anchors.centerIn: parent
              width: parent.width / 2
              height: width
              source: parent.dummyImage
          }
          MouseArea {
              anchors.fill: parent
              onClicked: {
                  mainScreen.state = "menu"
                  mainScreen.resetLockTimer()
              }
          }
      }

      Flickable {
          id: lockScreen
          property int flickSpeed: 1500

          anchors.fill: parent
          z: mainScreen.z + 0.1
          contentWidth: clock.width
          contentHeight: clock.height
          contentX: 0
          boundsBehavior: Flickable.StopAtBounds
          flickableDirection: Flickable.HorizontalFlick
          flickDeceleration: 0.1
          onMovementEnded: {
              if (contentX == width) {
                  visible = false
                  mainScreen.resetLockTimer()
              } else if (contentX != 0) {
                  flick(-flickSpeed, 0)
              }
          }
          onFlickEnded: {
              if (contentX == width) {
                  visible = false
                  mainScreen.resetLockTimer()
              }
          }

          Timer {
              id: lockTimer
              interval: 60000
              repeat: false
              onTriggered: mainScreen.lock()
          }

          Item {
              id: clock
              width: lockScreen.width * 2
              height: lockScreen.height
              Rectangle {
                  anchors.top: parent.top
                  anchors.bottom: parent.bottom
                  x: 0
                  width: lockScreen.width
                  color: mainScreen.backgroundColor
                  Label {
                      id: clockLabel
                      anchors.top: parent.top
                      anchors.left: parent.left
                      anchors.bottom: parent.bottom
                      width: lockScreen.width
                      text: Qt.formatDateTime(new Date(), "hh:mm:ss")
                      color: mainScreen.textColor
                      font.pixelSize: 60
                      horizontalAlignment: Text.AlignHCenter
                      verticalAlignment: Text.AlignVCenter
                  }
                  Label {
                      anchors.left: parent.left
                      anchors.bottom: parent.bottom
                      height: 48
                      width: lockScreen.width
                      text: "Swipe left to unlock"
                      color: mainScreen.textColor
                      font.pixelSize: 24
                      horizontalAlignment: Text.AlignHCenter
                      verticalAlignment: Text.AlignVCenter
                  }
              }
          }
      }

      function lock() {
          lockTimer.stop()
          lockScreen.visible = true
          lockScreen.flick(lockScreen.flickSpeed, 0)
          locked() // emit
      }

      function resetLockTimer() {
          lockTimer.restart()
      }
  }