- Qt 5.3
- Qt Quick
- Qt Quick Examples - Shader Effects
- Slider.qml Example File
- Qt 5.3.2 Reference Documentation

# Slider.qml Example File

shadereffects/content/Slider.qml

    /****************************************************************************
    **
    ** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
    ** Contact: http://www.qt-project.org/legal
    **
    ** This file is part of the QtQuick module of the Qt Toolkit.
    **
    ** $QT_BEGIN_LICENSE:LGPL$
    ** 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
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    ** use the contact form at http://qt.digia.com/contact-us.
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    ** GNU Lesser General Public License Usage
    ** Alternatively, this file may be used under the terms of the GNU Lesser
    ** General Public License version 2.1 as published by the Free Software
    ** Foundation and appearing in the file LICENSE.LGPL included in the
    ** packaging of this file.  Please review the following information to
    ** ensure the GNU Lesser General Public License version 2.1 requirements
    ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
    **
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    ** rights.  These rights are described in the Digia Qt LGPL Exception
    ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
    **
    ** GNU General Public License Usage
    ** Alternatively, this file may be used under the terms of the GNU
    ** General Public License version 3.0 as published by the Free Software
    ** Foundation and appearing in the file LICENSE.GPL included in the
    ** packaging of this file.  Please review the following information to
    ** ensure the GNU General Public License version 3.0 requirements will be
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    ****************************************************************************/

    import QtQuick 2.0

    Item {
        property real value: bar.x / (foo.width - bar.width)
        Item {
            id: foo
            width: parent.width - 4
            height: 6
            anchors.centerIn: parent

            Rectangle {
                height: parent.height
                anchors.left: parent.left
                anchors.right: bar.horizontalCenter
                color: "blue"
                radius: 3
            }
            Rectangle {
                height: parent.height
                anchors.left: bar.horizontalCenter
                anchors.right: parent.right
                color: "gray"
                radius: 3
            }
            Rectangle {
                anchors.fill: parent
                color: "transparent"
                radius: 3
                border.width: 2
                border.color: "black"
            }

            Rectangle {
                id: bar
                y: -7
                width: 20
                height: 20
                radius: 15
                color: "white"
                border.width: 2
                border.color: "black"
                MouseArea {
                    anchors.fill: parent
                    drag.target: parent
                    drag.axis: Drag.XAxis
                    drag.minimumX: 0
                    drag.maximumX: foo.width - parent.width
                }
            }
        }
    }