1 | /**************************************************************************** |
2 | ** |
3 | ** Copyright (C) 2016 The Qt Company Ltd. |
4 | ** Contact: https://www.qt.io/licensing/ |
5 | ** |
6 | ** This file is part of the QtWidgets module of the Qt Toolkit. |
7 | ** |
8 | ** $QT_BEGIN_LICENSE:LGPL$ |
9 | ** Commercial License Usage |
10 | ** Licensees holding valid commercial Qt licenses may use this file in |
11 | ** accordance with the commercial license agreement provided with the |
12 | ** Software or, alternatively, in accordance with the terms contained in |
13 | ** a written agreement between you and The Qt Company. For licensing terms |
14 | ** and conditions see https://www.qt.io/terms-conditions. For further |
15 | ** information use the contact form at https://www.qt.io/contact-us. |
16 | ** |
17 | ** GNU Lesser General Public License Usage |
18 | ** Alternatively, this file may be used under the terms of the GNU Lesser |
19 | ** General Public License version 3 as published by the Free Software |
20 | ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
21 | ** packaging of this file. Please review the following information to |
22 | ** ensure the GNU Lesser General Public License version 3 requirements |
23 | ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
24 | ** |
25 | ** GNU General Public License Usage |
26 | ** Alternatively, this file may be used under the terms of the GNU |
27 | ** General Public License version 2.0 or (at your option) the GNU General |
28 | ** Public license version 3 or any later version approved by the KDE Free |
29 | ** Qt Foundation. The licenses are as published by the Free Software |
30 | ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 |
31 | ** included in the packaging of this file. Please review the following |
32 | ** information to ensure the GNU General Public License requirements will |
33 | ** be met: https://www.gnu.org/licenses/gpl-2.0.html and |
34 | ** https://www.gnu.org/licenses/gpl-3.0.html. |
35 | ** |
36 | ** $QT_END_LICENSE$ |
37 | ** |
38 | ****************************************************************************/ |
39 | |
40 | #ifndef QLCDNUMBER_H |
41 | #define QLCDNUMBER_H |
42 | |
43 | #include <QtWidgets/qtwidgetsglobal.h> |
44 | #include <QtWidgets/qframe.h> |
45 | |
46 | QT_BEGIN_NAMESPACE |
47 | |
48 | QT_REQUIRE_CONFIG(lcdnumber); |
49 | |
50 | class QLCDNumberPrivate; |
51 | class 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 | |
61 | public: |
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 | |
93 | public 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 | |
103 | Q_SIGNALS: |
104 | void overflow(); |
105 | |
106 | protected: |
107 | bool event(QEvent *e) override; |
108 | void paintEvent(QPaintEvent *) override; |
109 | |
110 | public: |
111 | |
112 | private: |
113 | Q_DISABLE_COPY(QLCDNumber) |
114 | Q_DECLARE_PRIVATE(QLCDNumber) |
115 | }; |
116 | |
117 | QT_END_NAMESPACE |
118 | |
119 | #endif // QLCDNUMBER_H |
120 | |