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# qlcdnumber.h

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    00001 /****************************************************************************
    00002 **
    00003 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
    00004 ** All rights reserved.
    00005 ** Contact: Nokia Corporation (qt-info@nokia.com)
    00006 **
    00007 ** This file is part of the QtGui module of the Qt Toolkit.
    00008 **
    00009 ** $QT_BEGIN_LICENSE:LGPL$
    00010 ** Commercial Usage
    00011 ** Licensees holding valid Qt Commercial licenses may use this file in
    00012 ** accordance with the Qt Commercial License Agreement provided with the
    00013 ** Software or, alternatively, in accordance with the terms contained in
    00014 ** a written agreement between you and Nokia.
    00015 **
    00016 ** GNU Lesser General Public License Usage
    00017 ** Alternatively, this file may be used under the terms of the GNU Lesser
    00018 ** General Public License version 2.1 as published by the Free Software
    00019 ** Foundation and appearing in the file LICENSE.LGPL included in the
    00020 ** packaging of this file.  Please review the following information to
    00021 ** ensure the GNU Lesser General Public License version 2.1 requirements
    00022 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
    00023 **
    00024 ** In addition, as a special exception, Nokia gives you certain additional
    00025 ** rights.  These rights are described in the Nokia Qt LGPL Exception
    00026 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this module.
    00027 **
    00028 ** GNU General Public License Usage
    00029 ** Alternatively, this file may be used under the terms of the GNU
    00030 ** General Public License version 3.0 as published by the Free Software
    00031 ** Foundation and appearing in the file LICENSE.GPL included in the
    00032 ** packaging of this file.  Please review the following information to
    00033 ** ensure the GNU General Public License version 3.0 requirements will be
    00034 ** met: http://www.gnu.org/copyleft/gpl.html.
    00035 **
    00036 ** If you have questions regarding the use of this file, please contact
    00037 ** Nokia at qt-info@nokia.com.
    00038 ** $QT_END_LICENSE$
    00039 **
    00040 ****************************************************************************/
    00041
    00042 #ifndef QLCDNUMBER_H
    00043 #define QLCDNUMBER_H
    00044
    00045 #include <QtGui/qframe.h>
    00046 #include <QtCore/qbitarray.h>
    00047
    00048 QT_BEGIN_HEADER
    00049
    00050 QT_BEGIN_NAMESPACE
    00051
    00052 QT_MODULE(Gui)
    00053
    00054 #ifndef QT_NO_LCDNUMBER
    00055
    00056 class QLCDNumberPrivate;
    00057 class Q_GUI_EXPORT QLCDNumber : public QFrame // LCD number widget
    00058 {
    00059     Q_OBJECT
    00060     Q_ENUMS(Mode SegmentStyle)
    00061     Q_PROPERTY(bool smallDecimalPoint READ smallDecimalPoint WRITE setSmallDecimalPoint)
    00062     Q_PROPERTY(int numDigits READ numDigits WRITE setNumDigits)
    00063     Q_PROPERTY(int digitCount READ digitCount WRITE setDigitCount)
    00064     Q_PROPERTY(Mode mode READ mode WRITE setMode)
    00065     Q_PROPERTY(SegmentStyle segmentStyle READ segmentStyle WRITE setSegmentStyle)
    00066     Q_PROPERTY(double value READ value WRITE display)
    00067     Q_PROPERTY(int intValue READ intValue WRITE display)
    00068
    00069 public:
    00070     explicit QLCDNumber(QWidget* parent = 0);
    00071     explicit QLCDNumber(uint numDigits, QWidget* parent = 0);
    00072     ~QLCDNumber();
    00073
    00074     enum Mode {
    00075         Hex, Dec, Oct, Bin
    00076 #if defined(QT3_SUPPORT) && !defined(Q_MOC_RUN)
    00077         , HEX = Hex, DEC = Dec, OCT = Oct, BIN = Bin
    00078 #endif
    00079     };
    00080     enum SegmentStyle {
    00081         Outline, Filled, Flat
    00082     };
    00083
    00084     bool smallDecimalPoint() const;
    00085 #ifdef QT_DEPRECATED
    00086     QT_DEPRECATED int numDigits() const;
    00087     QT_DEPRECATED void setNumDigits(int nDigits);
    00088 #endif
    00089     int digitCount() const;
    00090     void setDigitCount(int nDigits);
    00091
    00092     bool checkOverflow(double num) const;
    00093     bool checkOverflow(int num) const;
    00094
    00095     Mode mode() const;
    00096     void setMode(Mode);
    00097
    00098     SegmentStyle segmentStyle() const;
    00099     void setSegmentStyle(SegmentStyle);
    00100
    00101     double value() const;
    00102     int intValue() const;
    00103
    00104     QSize sizeHint() const;
    00105
    00106 public Q_SLOTS:
    00107     void display(const QString &str);
    00108     void display(int num);
    00109     void display(double num);
    00110     void setHexMode();
    00111     void setDecMode();
    00112     void setOctMode();
    00113     void setBinMode();
    00114     void setSmallDecimalPoint(bool);
    00115
    00116 Q_SIGNALS:
    00117     void overflow();
    00118
    00119 protected:
    00120     bool event(QEvent *e);
    00121     void paintEvent(QPaintEvent *);
    00122
    00123 public:
    00124 #ifdef QT3_SUPPORT
    00125     QT3_SUPPORT_CONSTRUCTOR QLCDNumber(QWidget* parent, const char* name);
    00126     QT3_SUPPORT_CONSTRUCTOR QLCDNumber(uint numDigits, QWidget* parent, const char* name);
    00127
    00128     QT3_SUPPORT void setMargin(int margin) { setContentsMargins(margin, margin, margin, margin); }
    00129     QT3_SUPPORT int margin() const
    00130     { int margin; int dummy; getContentsMargins(&margin, &dummy, &dummy, &dummy);  return margin; }
    00131 #endif
    00132
    00133 private:
    00134     Q_DISABLE_COPY(QLCDNumber)
    00135     Q_DECLARE_PRIVATE(QLCDNumber)
    00136 };
    00137
    00138 #endif // QT_NO_LCDNUMBER
    00139
    00140 QT_END_NAMESPACE
    00141
    00142 QT_END_HEADER
    00143
    00144 #endif // QLCDNUMBER_H