qt-creator/lib/qtcreator/qtcomponents/Slider.qml

/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
**
** GNU Lesser General Public License Usage
**
** 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.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** Other Usage
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/

import QtQuick 1.0
import "custom" as Components

// jens: ContainsMouse breaks drag functionality

Components.Slider{
    id: slider

    property bool tickmarksEnabled: true
    property string tickPosition: "Below" // "Top", "Below", "BothSides"

    QStyleItem { id:buttonitem; elementType: "slider" }

    property variant sizehint: buttonitem.sizeFromContents(23, 23)
    property int orientation: Qt.Horizontal

    height: orientation === Qt.Horizontal ? sizehint.height : 200
    width: orientation === Qt.Horizontal ? 200 : sizehint.height
    property string hint;

    groove: QStyleItem {
        anchors.fill:parent
        elementType: "slider"
        sunken: pressed
        maximum: slider.maximumValue*100
        minimum: slider.minimumValue*100
        value: slider.value*100
        horizontal: slider.orientation == Qt.Horizontal
        enabled: slider.enabled
        focus: slider.focus
        hint: slider.hint
        activeControl: tickmarksEnabled ? tickPosition.toLowerCase() : ""
    }

    handle: null
    valueIndicator: null

    Keys.onRightPressed: value += (maximumValue - minimumValue)/10.0
    Keys.onLeftPressed: value -= (maximumValue - minimumValue)/10.0

    WheelArea {
        id: wheelarea
        anchors.fill: parent
        horizontalMinimumValue: slider.minimumValue
        horizontalMaximumValue: slider.maximumValue
        verticalMinimumValue: slider.minimumValue
        verticalMaximumValue: slider.maximumValue
        property double step: (slider.maximumValue - slider.minimumValue)/100

        onVerticalWheelMoved: {
            value += verticalDelta/4*step
        }

        onHorizontalWheelMoved: {
            value += horizontalDelta/4*step
        }
    }

}