CategoryDelegate.qml Example File

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 import Qt 4.7
 import QtMobility.gallery 1.1

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

     signal clicked

     id: categoryDelegate

     VisualDataModel {
         id: visualModel

         model: DocumentGalleryModel {
             id: galleryModel
             rootType: DocumentGallery.Album
             rootItem: itemId
             properties: [ "artist", "title" ]
             sortProperties: [ "artist", "title" ]
         }
         delegate: AlbumDelegate {
             state: categoryDelegate.state == "list" && songsView.ListView.isCurrentItem ? "list" : "cover"
             viewWidth: categoryDelegate.viewWidth
             viewHeight: categoryDelegate.viewHeight
         }
     }

     Item {
         Package.name: "grid"

         width: 256
         height: 192

         PathView {
             id: albumView
             anchors.top: parent.top
             anchors.bottom: categoryLabel.top
             anchors.left: parent.left
             anchors.right: parent.right

             model: visualModel.parts.covers

             offset: Math.min(2.5, count / 2)
             pathItemCount: 5;
             path: Path {
                 startX: 64
                 startY: albumView.height / 2
                 PathLine { x: albumView.width - 64; y: albumView.height / 2 }
             }
         }

         Text {
             id: categoryLabel
             anchors.left: parent.left
             anchors.right: parent.right
             anchors.bottom: parent.bottom
             text: title
             verticalAlignment: Text.AlignVCenter
             horizontalAlignment: Text.AlignHCenter
             wrapMode: Text.WordWrap
             color: "white"
             font.pointSize: 15
             elide: Text.ElideRight
         }

         MouseArea {
             anchors.fill: parent
             onClicked: categoryDelegate.clicked()
         }

         visible: categoryDelegate.state == "cover"
     }

     ListView {
         width: categoryDelegate.viewWidth
         height: categoryDelegate.viewHeight

         property string categoryTitle: title

         id: songsView

         Package.name: "fullScreen"

         model: visualModel.parts.list
         interactive: categoryDelegate.state == "list"
     }
 }