AlbumDelegate.qml Example File

 /****************************************************************************
 **
 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
 ** All rights reserved.
 ** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the examples of the Qt Mobility Components.
 **
 ** $QT_BEGIN_LICENSE:BSD$
 ** 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 Nokia Corporation and its Subsidiary(-ies) 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 Qt 4.7
 import QtMobility.gallery 1.1

 Package {
     property string state
     property int viewWidth: 0
     property int viewHeight: 0

     signal clicked

     id: albumDelegate

     Item {
         id: coversItem
         Package.name: 'covers'
         width: 128
         height: 128
         transform: Rotation { axis { x: 0; y: 1; z: 0} origin { x: 64; y: 64 } angle: -30 }
     }
     Item {
         id: gridItem;
         Package.name: 'grid';
         width: 192;
         height: 192
     }
     Item {
         Package.name: 'list'
         width: viewWidth
         height: listLoader.height > 192 ? listLoader.height : 192

         Item {
             id: listItem
             anchors.left: parent.left
             anchors.top: parent.top
             anchors.bottom: parent.bottom
             width: 192
         }

         Loader {
             id: listLoader
             anchors.left: listItem.right
             anchors.right: parent.right
             anchors.top: parent.top
         }
     }

     Item {
         Package.name: 'fullScreen'
         width: viewWidth
         height: viewHeight

         Item {
             id: fullScreenItem
             anchors.left: parent.left
             anchors.top: parent.top
             anchors.bottom: parent.bottom
             width: 192
         }

         Loader {
             id: fullScreenLoader
             anchors.left: fullScreenItem.right
             anchors.right: parent.right
             anchors.top: parent.top
             anchors.bottom: parent.bottom
         }
     }

     Item {
         id: albumInfo
         anchors.fill: parent

         Image {
             id: albumImage

             property url albumUrl: Utility.getAlbumArtThumbnailUrl(artist, title)

             width: 128
             height: 128
             fillMode: Image.PreserveAspectFit
             asynchronous: true
             source: albumUrl != "" ? albumUrl : "images/nocover.png"
             anchors.horizontalCenter: parent.horizontalCenter
             anchors.top: parent.top
         }

         Text {
             id: titleLabel
             anchors.left: parent.left
             anchors.right: parent.right
             anchors.top: albumImage.bottom
             text: title
             horizontalAlignment: Text.AlignHCenter
             wrapMode: Text.WordWrap
             color: "white"
         }

         Text {
             id: artistLabel
             anchors.left: parent.left
             anchors.right: parent.right
             anchors.top: titleLabel.bottom
             text: artist
             horizontalAlignment: Text.AlignHCenter
             wrapMode: Text.WordWrap
             color: "white"
         }

         MouseArea {
             anchors.top: parent.top
             anchors.left: parent.left
             anchors.right: parent.right
             anchors.bottom: artistLabel.bottom
             onClicked: albumDelegate.clicked()
         }

         states: [
             State {
                 when: albumDelegate.state == 'cover'
                 ParentChange { target: albumInfo; parent: coversItem }
                 PropertyChanges { target: titleLabel; visible: false }
                 PropertyChanges { target: artistLabel; visible: false }
             },
             State {
                 when: albumDelegate.state == 'grid'
                 ParentChange { target: albumInfo; parent: gridItem }
             },
             State {
                 when: albumDelegate.state == 'list'
                 ParentChange { target: albumInfo; parent: listItem }
                 PropertyChanges { target: listLoader; sourceComponent: listView }
             },
             State {
                 when: albumDelegate.state == 'fullScreen' && fullScreenItem.parent.ListView.isCurrentItem
                 PropertyChanges { target: fullScreenLoader; sourceComponent: fullScreenView }
                 ParentChange { target: albumInfo; parent: fullScreenItem }
             },
             State {
                 when: albumDelegate.state == 'fullScreen'
                 PropertyChanges { target: albumInfo; visible: false; }
             }
         ]
     }

     Component {
         id: listView

         Column {
             id: songColumn

             Repeater {
                 model: DocumentGalleryModel {
                     rootType: DocumentGallery.Audio
                     rootItem: itemId
                     properties: [ "trackNumber", "title", "duration" ]
                     sortProperties: [ "trackNumber" ]
                 }
                 delegate: SongDelegate { width: songColumn.width }
             }
         }
     }

     Component {
         id: fullScreenView

         ListView {
             model: DocumentGalleryModel {
                 rootType: DocumentGallery.Audio
                 rootItem: itemId
                 properties: [ "trackNumber", "title", "duration" ]
                 sortProperties: [ "trackNumber" ]
             }
             delegate: SongDelegate { width: parent.width }
         }
     }
 }