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39
40#ifndef QLCDNUMBER_H
41#define QLCDNUMBER_H
42
43#include <QtWidgets/qtwidgetsglobal.h>
44#include <QtWidgets/qframe.h>
45
46QT_BEGIN_NAMESPACE
47
48QT_REQUIRE_CONFIG(lcdnumber);
49
50class QLCDNumberPrivate;
51class Q_WIDGETS_EXPORT QLCDNumber : public QFrame // LCD number widget
52{
53 Q_OBJECT
54 Q_PROPERTY(bool smallDecimalPoint READ smallDecimalPoint WRITE setSmallDecimalPoint)
55 Q_PROPERTY(int digitCount READ digitCount WRITE setDigitCount)
56 Q_PROPERTY(Mode mode READ mode WRITE setMode)
57 Q_PROPERTY(SegmentStyle segmentStyle READ segmentStyle WRITE setSegmentStyle)
58 Q_PROPERTY(double value READ value WRITE display)
59 Q_PROPERTY(int intValue READ intValue WRITE display)
60
61public:
62 explicit QLCDNumber(QWidget* parent = nullptr);
63 explicit QLCDNumber(uint numDigits, QWidget* parent = nullptr);
64 ~QLCDNumber();
65
66 enum Mode {
67 Hex, Dec, Oct, Bin
68 };
69 Q_ENUM(Mode)
70 enum SegmentStyle {
71 Outline, Filled, Flat
72 };
73 Q_ENUM(SegmentStyle)
74
75 bool smallDecimalPoint() const;
76 int digitCount() const;
77 void setDigitCount(int nDigits);
78
79 bool checkOverflow(double num) const;
80 bool checkOverflow(int num) const;
81
82 Mode mode() const;
83 void setMode(Mode);
84
85 SegmentStyle segmentStyle() const;
86 void setSegmentStyle(SegmentStyle);
87
88 double value() const;
89 int intValue() const;
90
91 QSize sizeHint() const override;
92
93public Q_SLOTS:
94 void display(const QString &str);
95 void display(int num);
96 void display(double num);
97 void setHexMode();
98 void setDecMode();
99 void setOctMode();
100 void setBinMode();
101 void setSmallDecimalPoint(bool);
102
103Q_SIGNALS:
104 void overflow();
105
106protected:
107 bool event(QEvent *e) override;
108 void paintEvent(QPaintEvent *) override;
109
110public:
111
112private:
113 Q_DISABLE_COPY(QLCDNumber)
114 Q_DECLARE_PRIVATE(QLCDNumber)
115};
116
117QT_END_NAMESPACE
118
119#endif // QLCDNUMBER_H
120

source code of qtbase/src/widgets/widgets/qlcdnumber.h