1 | /****************************************************************************
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2 | **
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3 | ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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4 | ** Contact: Qt Software Information ([email protected])
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5 | **
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6 | ** This file is part of the QtGui module of the Qt Toolkit.
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7 | **
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8 | ** $QT_BEGIN_LICENSE:LGPL$
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9 | ** Commercial Usage
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10 | ** Licensees holding valid Qt Commercial licenses may use this file in
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11 | ** accordance with the Qt Commercial License Agreement provided with the
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12 | ** Software or, alternatively, in accordance with the terms contained in
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13 | ** a written agreement between you and Nokia.
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14 | **
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15 | ** GNU Lesser General Public License Usage
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16 | ** Alternatively, this file may be used under the terms of the GNU Lesser
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17 | ** General Public License version 2.1 as published by the Free Software
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18 | ** Foundation and appearing in the file LICENSE.LGPL included in the
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19 | ** packaging of this file. Please review the following information to
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20 | ** ensure the GNU Lesser General Public License version 2.1 requirements
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21 | ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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22 | **
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23 | ** In addition, as a special exception, Nokia gives you certain
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24 | ** additional rights. These rights are described in the Nokia Qt LGPL
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25 | ** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
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26 | ** package.
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27 | **
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28 | ** GNU General Public License Usage
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29 | ** Alternatively, this file may be used under the terms of the GNU
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30 | ** General Public License version 3.0 as published by the Free Software
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31 | ** Foundation and appearing in the file LICENSE.GPL included in the
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32 | ** packaging of this file. Please review the following information to
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33 | ** ensure the GNU General Public License version 3.0 requirements will be
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34 | ** met: http://www.gnu.org/copyleft/gpl.html.
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35 | **
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36 | ** If you are unsure which license is appropriate for your use, please
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37 | ** contact the sales department at [email protected].
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38 | ** $QT_END_LICENSE$
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39 | **
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40 | ****************************************************************************/
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41 |
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42 | #ifndef QLCDNUMBER_H
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43 | #define QLCDNUMBER_H
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44 |
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45 | #include <QtGui/qframe.h>
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46 | #include <QtCore/qbitarray.h>
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47 |
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48 | QT_BEGIN_HEADER
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49 |
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50 | QT_BEGIN_NAMESPACE
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51 |
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52 | QT_MODULE(Gui)
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53 |
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54 | #ifndef QT_NO_LCDNUMBER
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55 |
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56 | class QLCDNumberPrivate;
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57 | class Q_GUI_EXPORT QLCDNumber : public QFrame // LCD number widget
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58 | {
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59 | Q_OBJECT
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60 | Q_ENUMS(Mode SegmentStyle)
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61 | Q_PROPERTY(bool smallDecimalPoint READ smallDecimalPoint WRITE setSmallDecimalPoint)
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62 | Q_PROPERTY(int numDigits READ numDigits WRITE setNumDigits)
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63 | Q_PROPERTY(Mode mode READ mode WRITE setMode)
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64 | Q_PROPERTY(SegmentStyle segmentStyle READ segmentStyle WRITE setSegmentStyle)
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65 | Q_PROPERTY(double value READ value WRITE display)
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66 | Q_PROPERTY(int intValue READ intValue WRITE display)
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67 |
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68 | public:
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69 | explicit QLCDNumber(QWidget* parent = 0);
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70 | explicit QLCDNumber(uint numDigits, QWidget* parent = 0);
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71 | ~QLCDNumber();
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72 |
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73 | enum Mode {
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74 | Hex, Dec, Oct, Bin
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75 | #if defined(QT3_SUPPORT) && !defined(Q_MOC_RUN)
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76 | , HEX = Hex, DEC = Dec, OCT = Oct, BIN = Bin
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77 | #endif
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78 | };
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79 | enum SegmentStyle {
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80 | Outline, Filled, Flat
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81 | };
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82 |
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83 | bool smallDecimalPoint() const;
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84 |
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85 | int numDigits() const;
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86 | void setNumDigits(int nDigits);
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87 |
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88 | bool checkOverflow(double num) const;
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89 | bool checkOverflow(int num) const;
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90 |
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91 | Mode mode() const;
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92 | void setMode(Mode);
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93 |
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94 | SegmentStyle segmentStyle() const;
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95 | void setSegmentStyle(SegmentStyle);
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96 |
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97 | double value() const;
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98 | int intValue() const;
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99 |
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100 | QSize sizeHint() const;
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101 |
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102 | public Q_SLOTS:
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103 | void display(const QString &str);
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104 | void display(int num);
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105 | void display(double num);
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106 | void setHexMode();
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107 | void setDecMode();
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108 | void setOctMode();
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109 | void setBinMode();
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110 | void setSmallDecimalPoint(bool);
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111 |
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112 | Q_SIGNALS:
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113 | void overflow();
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114 |
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115 | protected:
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116 | bool event(QEvent *e);
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117 | void paintEvent(QPaintEvent *);
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118 |
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119 | public:
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120 | #ifdef QT3_SUPPORT
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121 | QT3_SUPPORT_CONSTRUCTOR QLCDNumber(QWidget* parent, const char* name);
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122 | QT3_SUPPORT_CONSTRUCTOR QLCDNumber(uint numDigits, QWidget* parent, const char* name);
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123 |
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124 | QT3_SUPPORT void setMargin(int margin) { setContentsMargins(margin, margin, margin, margin); }
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125 | QT3_SUPPORT int margin() const
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126 | { int margin; int dummy; getContentsMargins(&margin, &dummy, &dummy, &dummy); return margin; }
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127 | #endif
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128 |
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129 | private:
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130 | Q_DISABLE_COPY(QLCDNumber)
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131 | Q_DECLARE_PRIVATE(QLCDNumber)
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132 | };
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133 |
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134 | #endif // QT_NO_LCDNUMBER
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135 |
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136 | QT_END_NAMESPACE
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137 |
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138 | QT_END_HEADER
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139 |
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140 | #endif // QLCDNUMBER_H
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