/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the examples 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."
**
** $QT_END_LICENSE$
**
****************************************************************************/
// 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.
import QtQuick 2.0
import QtQuick.Particles 2.0
Rectangle {
property realdelegateHeight: 65width: 200; height: 300gradient: Gradient {
GradientStop { position: 0.0; color: "#EEEEFF" }
GradientStop { position: 1.0; color: "lightblue" }
}
// Define a delegate component. A component will be// instantiated for each visible item in the list.Component {
id: petDelegateItem {
id: wrapperwidth: 200; height: delegateHeightz: 10Column {
Text {color: "white"; text: name; font.pixelSize: 18 }
Text {color: "white"; text: 'Type: '+type; font.pixelSize: 14 }
Text {color: "white"; text: 'Age: '+age; font.pixelSize: 14 }
}
MouseArea { anchors.fill: parent; onClicked: listView.currentIndex=index; }
// indent the item if it is the current itemstates: State {
name: "Current"when: wrapper.ListView.isCurrentItemPropertyChanges { target: wrapper; x: 20 }
}
transitions: Transition {
NumberAnimation { properties: "x"; duration: 200 }
}
}
}
// Define a highlight with customized movement between items.Component {
id: highlightBarRectangle {
z: 0width: 200; height: delegateHeightgradient: Gradient {
GradientStop { position: 0.0; color: "#99FF99" }
GradientStop { position: 1.0; color: "#88FF88" }
}
y: listView.currentItem.y;
Behavior on y { SpringAnimation { spring: 2; damping: 0.2 } }
ImageParticle {
anchors.fill: parentsystem: particlessource: "../../images/flower.png"color: "red"clip: truealpha: 1.0
}
}
}
ListView {
id: listViewwidth: 200; height: parent.heightmodel: petsModeldelegate: petDelegatefocus: 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: highlightBarhighlightFollowsCurrentItem: falseParticleSystem { id: particles }
Emitter {
system: particlesanchors.fill: parentemitRate: 0lifeSpan: 10000size: 24sizeVariation: 8velocity: AngleDirection { angleVariation: 360; magnitude: 3 }
maximumEmitted: 10startTime: 5000Timer { running: true; interval: 10; onTriggered: parent.emitRate=1; }
}
ImageParticle {
anchors.fill: parentsystem: particlessource: "../../images/flower.png"alpha: 0.1color: "white"rotationVariation: 180z: -1
}
}
ListModel {
id: petsModelListElement {
name: "Polly"type: "Parrot"age: 12size: "Small"
}
ListElement {
name: "Penny"type: "Turtle"age: 4size: "Small"
}
ListElement {
name: "Warren"type: "Rabbit"age: 2size: "Small"
}
ListElement {
name: "Spot"type: "Dog"age: 9size: "Medium"
}
ListElement {
name: "Schrödinger"type: "Cat"age: 2size: "Medium"
}
ListElement {
name: "Joey"type: "Kangaroo"age: 1size: "Medium"
}
ListElement {
name: "Kimba"type: "Bunny"age: 65size: "Large"
}
ListElement {
name: "Rover"type: "Dog"age: 5size: "Large"
}
ListElement {
name: "Tiny"type: "Elephant"age: 15size: "Large"
}
}
}