src/gui/widgets/qlcdnumber.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 16 Apr 2010 15:50:13 +0300
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/****************************************************************************
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**
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** Copyright (C) 2010 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 QtGui module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file.  Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights.  These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QLCDNUMBER_H
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#define QLCDNUMBER_H
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#include <QtGui/qframe.h>
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#include <QtCore/qbitarray.h>
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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QT_MODULE(Gui)
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#ifndef QT_NO_LCDNUMBER
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class QLCDNumberPrivate;
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class Q_GUI_EXPORT QLCDNumber : public QFrame // LCD number widget
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{
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    Q_OBJECT
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    Q_ENUMS(Mode SegmentStyle)
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    Q_PROPERTY(bool smallDecimalPoint READ smallDecimalPoint WRITE setSmallDecimalPoint)
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    Q_PROPERTY(int numDigits READ numDigits WRITE setNumDigits)
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    Q_PROPERTY(int digitCount READ digitCount WRITE setDigitCount)
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    Q_PROPERTY(Mode mode READ mode WRITE setMode)
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    Q_PROPERTY(SegmentStyle segmentStyle READ segmentStyle WRITE setSegmentStyle)
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    Q_PROPERTY(double value READ value WRITE display)
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    Q_PROPERTY(int intValue READ intValue WRITE display)
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public:
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    explicit QLCDNumber(QWidget* parent = 0);
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    explicit QLCDNumber(uint numDigits, QWidget* parent = 0);
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    ~QLCDNumber();
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    enum Mode {
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        Hex, Dec, Oct, Bin
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#if defined(QT3_SUPPORT) && !defined(Q_MOC_RUN)
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        , HEX = Hex, DEC = Dec, OCT = Oct, BIN = Bin
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#endif
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    };
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    enum SegmentStyle {
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        Outline, Filled, Flat
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    };
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    bool smallDecimalPoint() const;
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#ifdef QT_DEPRECATED
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    QT_DEPRECATED int numDigits() const;
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    QT_DEPRECATED void setNumDigits(int nDigits);
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#endif
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    int digitCount() const;
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    void setDigitCount(int nDigits);
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    bool checkOverflow(double num) const;
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    bool checkOverflow(int num) const;
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    Mode mode() const;
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    void setMode(Mode);
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    SegmentStyle segmentStyle() const;
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    void setSegmentStyle(SegmentStyle);
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    double value() const;
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    int intValue() const;
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    QSize sizeHint() const;
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public Q_SLOTS:
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    void display(const QString &str);
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    void display(int num);
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    void display(double num);
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    void setHexMode();
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    void setDecMode();
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    void setOctMode();
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    void setBinMode();
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    void setSmallDecimalPoint(bool);
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Q_SIGNALS:
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    void overflow();
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protected:
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    bool event(QEvent *e);
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    void paintEvent(QPaintEvent *);
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public:
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#ifdef QT3_SUPPORT
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    QT3_SUPPORT_CONSTRUCTOR QLCDNumber(QWidget* parent, const char* name);
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    QT3_SUPPORT_CONSTRUCTOR QLCDNumber(uint numDigits, QWidget* parent, const char* name);
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    QT3_SUPPORT void setMargin(int margin) { setContentsMargins(margin, margin, margin, margin); }
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    QT3_SUPPORT int margin() const 
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    { int margin; int dummy; getContentsMargins(&margin, &dummy, &dummy, &dummy);  return margin; }    
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#endif
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private:
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    Q_DISABLE_COPY(QLCDNumber)
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    Q_DECLARE_PRIVATE(QLCDNumber)
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};
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#endif // QT_NO_LCDNUMBER
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // QLCDNUMBER_H