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Diffstat (limited to 'examples/declarative/particles/trails/list.qml')
-rw-r--r-- | examples/declarative/particles/trails/list.qml | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/examples/declarative/particles/trails/list.qml b/examples/declarative/particles/trails/list.qml new file mode 100644 index 0000000000..2ab579f126 --- /dev/null +++ b/examples/declarative/particles/trails/list.qml @@ -0,0 +1,120 @@ +/**************************************************************************** +** +** Copyright (C) 2011 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 Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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." +** $QT_END_LICENSE$ +** +****************************************************************************/ + +// This example shows how to create your own highlight delegate for a ListView +// that uses a SpringAnimation to provide custom movement when the +// highlight bar is moved between items. + Particles. + +import QtQuick 2.0 +import Qt.labs.particles 2.0 +import "content" + +Rectangle { + width: 200; height: 300 + color: "black" + ParticleSystem{ id: particles } + ColoredParticle{ + anchors.fill: parent + system: particles + z: 10 + image: "content/star.png" + color: "white" + colorVariation: 0.0 + } + + // Define a delegate component. A component will be + // instantiated for each visible item in the list. + Component { + id: petDelegate + Item { + id: wrapper + width: 200; height: 55 + Column { + Text { text: 'Name: ' + name; color: "white" } + Text { text: 'Type: ' + type; color: "white" } + Text { text: 'Age: ' + age; color: "white" } + } + // indent the item if it is the current item + states: State { + name: "Current" + when: wrapper.ListView.isCurrentItem + PropertyChanges { target: wrapper; x: 20 } + } + transitions: Transition { + NumberAnimation { properties: "x"; duration: 200 } + } + } + } + + // Define a highlight with customised movement between items. + Component { + id: highlightBar + Rectangle { + width: 200; height: 50 + color: "#333366" + y: listView.currentItem.y; + //Behavior on y { SpringAnimation { spring: 2; damping: 0.1 } } + Behavior on y { NumberAnimation {id: anim} } + TrailEmitter{ + anchors.fill: parent + system: particles; + emitting: anim.running + particlesPerSecond: 600 + particleDuration: 600 + particleSize: 16 + particleEndSize: 8 + } + } + } + + ListView { + id: listView + width: 200; height: parent.height + + model: PetsModel {} + delegate: petDelegate + focus: true + + // Set the highlight delegate. Note we must also set highlightFollowsCurrentItem + // to false so the highlight delegate can control how the highlight is moved. + highlight: highlightBar + highlightFollowsCurrentItem: false + } +} |