127 lines
4.3 KiB
C++
127 lines
4.3 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the Qt Components project.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
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** the names of its contributors may be used to endorse or promote
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** products derived from this software without specific prior written
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** permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QRANGEMODEL_H
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#define QRANGEMODEL_H
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#include <QObject>
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namespace Plasma
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{
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class QRangeModelPrivate;
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class QRangeModel : public QObject
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{
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Q_OBJECT
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Q_PROPERTY(qreal value READ value WRITE setValue NOTIFY valueChanged USER true)
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Q_PROPERTY(qreal minimumValue READ minimum WRITE setMinimum NOTIFY minimumChanged)
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Q_PROPERTY(qreal maximumValue READ maximum WRITE setMaximum NOTIFY maximumChanged)
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Q_PROPERTY(qreal stepSize READ stepSize WRITE setStepSize NOTIFY stepSizeChanged)
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Q_PROPERTY(qreal position READ position WRITE setPosition NOTIFY positionChanged)
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Q_PROPERTY(qreal positionAtMinimum READ positionAtMinimum WRITE setPositionAtMinimum NOTIFY positionAtMinimumChanged)
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Q_PROPERTY(qreal positionAtMaximum READ positionAtMaximum WRITE setPositionAtMaximum NOTIFY positionAtMaximumChanged)
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Q_PROPERTY(bool inverted READ inverted WRITE setInverted NOTIFY invertedChanged)
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public:
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QRangeModel(QObject *parent = 0);
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virtual ~QRangeModel();
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void setRange(qreal min, qreal max);
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void setPositionRange(qreal min, qreal max);
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void setStepSize(qreal stepSize);
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qreal stepSize() const;
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void setMinimum(qreal min);
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qreal minimum() const;
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void setMaximum(qreal max);
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qreal maximum() const;
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void setPositionAtMinimum(qreal posAtMin);
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qreal positionAtMinimum() const;
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void setPositionAtMaximum(qreal posAtMax);
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qreal positionAtMaximum() const;
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void setInverted(bool inverted);
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bool inverted() const;
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qreal value() const;
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qreal position() const;
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Q_INVOKABLE qreal valueForPosition(qreal position) const;
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Q_INVOKABLE qreal positionForValue(qreal value) const;
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public Q_SLOTS:
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void toMinimum();
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void toMaximum();
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void setValue(qreal value);
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void setPosition(qreal position);
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Q_SIGNALS:
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void valueChanged(qreal value);
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void positionChanged(qreal position);
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void stepSizeChanged(qreal stepSize);
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void invertedChanged(bool inverted);
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void minimumChanged(qreal min);
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void maximumChanged(qreal max);
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void positionAtMinimumChanged(qreal min);
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void positionAtMaximumChanged(qreal max);
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protected:
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QRangeModel(QRangeModelPrivate &dd, QObject *parent);
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QRangeModelPrivate* d_ptr;
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private:
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Q_DISABLE_COPY(QRangeModel)
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Q_DECLARE_PRIVATE(QRangeModel)
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};
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} // Plasma namespace
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#endif // QRANGEMODEL_H
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