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    41 

    42 #ifndef QLCDNUMBER_H

    43 #define QLCDNUMBER_H

    44 

    45 #include <QtGui/qframe.h>

    46 #include <QtCore/qbitarray.h>

    47 

    48 QT_BEGIN_HEADER

    49 

    50 QT_BEGIN_NAMESPACE

    51 

    52 QT_MODULE(Gui)

    53 

    54 #ifndef QT_NO_LCDNUMBER

    55 

    56 class QLCDNumberPrivate;

    57 class Q_GUI_EXPORT QLCDNumber : public QFrame // LCD number widget

    58 {

    59     Q_OBJECT

    60     Q_ENUMS(Mode SegmentStyle)

    61     Q_PROPERTY(bool smallDecimalPoint READ smallDecimalPoint WRITE setSmallDecimalPoint)

    62     Q_PROPERTY(int numDigits READ numDigits WRITE setNumDigits)

    63     Q_PROPERTY(Mode mode READ mode WRITE setMode)

    64     Q_PROPERTY(SegmentStyle segmentStyle READ segmentStyle WRITE setSegmentStyle)

    65     Q_PROPERTY(double value READ value WRITE display)

    66     Q_PROPERTY(int intValue READ intValue WRITE display)

    67 

    68 public:

    69     explicit QLCDNumber(QWidget* parent = 0);

    70     explicit QLCDNumber(uint numDigits, QWidget* parent = 0);

    71     ~QLCDNumber();

    72 

    73     enum Mode {

    74         Hex, Dec, Oct, Bin

    75 #if defined(QT3_SUPPORT) && !defined(Q_MOC_RUN)

    76         , HEX = Hex, DEC = Dec, OCT = Oct, BIN = Bin

    77 #endif

    78     };

    79     enum SegmentStyle {

    80         Outline, Filled, Flat

    81     };

    82 

    83     bool smallDecimalPoint() const;

    84 

    85     int numDigits() const;

    86     void setNumDigits(int nDigits);

    87 

    88     bool checkOverflow(double num) const;

    89     bool checkOverflow(int num) const;

    90 

    91     Mode mode() const;

    92     void setMode(Mode);

    93 

    94     SegmentStyle segmentStyle() const;

    95     void setSegmentStyle(SegmentStyle);

    96 

    97     double value() const;

    98     int intValue() const;

    99 

   100     QSize sizeHint() const;

   101 

   102 public Q_SLOTS:

   103     void display(const QString &str);

   104     void display(int num);

   105     void display(double num);

   106     void setHexMode();

   107     void setDecMode();

   108     void setOctMode();

   109     void setBinMode();

   110     void setSmallDecimalPoint(bool);

   111 

   112 Q_SIGNALS:

   113     void overflow();

   114 

   115 protected:

   116     bool event(QEvent *e);

   117     void paintEvent(QPaintEvent *);

   118 

   119 public:

   120 #ifdef QT3_SUPPORT

   121     QT3_SUPPORT_CONSTRUCTOR QLCDNumber(QWidget* parent, const char* name);

   122     QT3_SUPPORT_CONSTRUCTOR QLCDNumber(uint numDigits, QWidget* parent, const char* name);

   123     

   124     QT3_SUPPORT void setMargin(int margin) { setContentsMargins(margin, margin, margin, margin); }

   125     QT3_SUPPORT int margin() const 

   126     { int margin; int dummy; getContentsMargins(&margin, &dummy, &dummy, &dummy);  return margin; }    

   127 #endif

   128 

   129 private:

   130     Q_DISABLE_COPY(QLCDNumber)

   131     Q_DECLARE_PRIVATE(QLCDNumber)

   132 };

   133 

   134 #endif // QT_NO_LCDNUMBER

   135 

   136 QT_END_NAMESPACE

   137 

   138 QT_END_HEADER

   139 

   140 #endif // QLCDNUMBER_H