EffectSelectionPanel.qml Example File

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 import QtQuick 2.0

 Rectangle {
     id: root
     property int itemHeight: 25
     property string effectSource: ""

     signal clicked

     QtObject {
         id: d
         property Item selectedItem
     }

     ListModel {
         id: sources
         ListElement { name: "No effect"; source: "EffectPassThrough.qml" }
         ListElement { name: "Billboard"; source: "EffectBillboard.qml" }
         ListElement { name: "Black & white"; source: "EffectBlackAndWhite.qml" }
         ListElement { name: "Blur"; source: "EffectGaussianBlur.qml" }
         ListElement { name: "Edge detection"; source: "EffectSobelEdgeDetection1.qml" }
         //ListElement { name: "Edge detection (Sobel, #2)"; source: "EffectSobelEdgeDetection2.qml" }
         ListElement { name: "Emboss"; source: "EffectEmboss.qml" }
         ListElement { name: "Glow"; source: "EffectGlow.qml" }
         ListElement { name: "Isolate"; source: "EffectIsolate.qml" }
         ListElement { name: "Magnify"; source: "EffectMagnify.qml" }
         ListElement { name: "Page curl"; source: "EffectPageCurl.qml" }
         ListElement { name: "Pixelate"; source: "EffectPixelate.qml" }
         ListElement { name: "Posterize"; source: "EffectPosterize.qml" }
         ListElement { name: "Ripple"; source: "EffectRipple.qml" }
         ListElement { name: "Sepia"; source: "EffectSepia.qml" }
         ListElement { name: "Sharpen"; source: "EffectSharpen.qml" }
         ListElement { name: "Shockwave"; source: "EffectShockwave.qml" }
         ListElement { name: "Tilt shift"; source: "EffectTiltShift.qml" }
         ListElement { name: "Toon"; source: "EffectToon.qml" }
         ListElement { name: "Warhol"; source: "EffectWarhol.qml" }
         ListElement { name: "Wobble"; source: "EffectWobble.qml" }
         ListElement { name: "Vignette"; source: "EffectVignette.qml" }
     }

     Component {
         id: sourceDelegate
         Item {
             id: sourceDelegateItem
             width: root.width
             height: itemHeight

             Button {
                 id: sourceSelectorItem
                 anchors.centerIn: parent
                 width: 0.9 * parent.width
                 height: 0.8 * itemHeight
                 text: name
                 onClicked: {
                     if (d.selectedItem)
                         d.selectedItem.state = "baseState"
                     d.selectedItem = sourceDelegateItem
                     d.selectedItem.state = "selected"
                     effectSource = source
                     root.clicked()
                 }
             }

             states: [
                 State {
                     name: "selected"
                     PropertyChanges {
                         target: sourceSelectorItem
                         bgColor: "#ff8888"
                     }
                 }
             ]

             Component.onCompleted: {
                 if (name == "No effect") {
                     state = "selected"
                     d.selectedItem = sourceDelegateItem
                 }
             }

             transitions: [
                 Transition {
                     from: "*"
                     to: "*"
                     ColorAnimation {
                         properties: "color"
                         easing.type: Easing.OutQuart
                         duration: 500
                     }
                 }
             ]
         }
     }

     Flickable {
         anchors.fill: parent
         contentHeight: (itemHeight * sources.count) + layout.anchors.topMargin + layout.spacing
         clip: true

         Column {
             id: layout

             anchors {
                 fill: parent
                 topMargin: 10
             }

             Repeater {
                 model: sources
                 delegate: sourceDelegate
             }
         }
     }
 }