qlcdnumber.h
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上传日期:2022-06-22
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- /****************************************************************************
- **
- ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- ** Contact: Qt Software Information (qt-info@nokia.com)
- **
- ** This file is part of the QtGui module of the Qt Toolkit.
- **
- ** Commercial Usage
- ** Licensees holding valid Qt Commercial licenses may use this file in
- ** accordance with the Qt Commercial License Agreement provided with the
- ** Software or, alternatively, in accordance with the terms contained in
- ** a written agreement between you and Nokia.
- **
- **
- ** GNU General Public License Usage
- ** Alternatively, this file may be used under the terms of the GNU
- ** General Public License versions 2.0 or 3.0 as published by the Free
- ** Software Foundation and appearing in the file LICENSE.GPL included in
- ** the packaging of this file. Please review the following information
- ** to ensure GNU General Public Licensing requirements will be met:
- ** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
- ** http://www.gnu.org/copyleft/gpl.html. In addition, as a special
- ** exception, Nokia gives you certain additional rights. These rights
- ** are described in the Nokia Qt GPL Exception version 1.3, included in
- ** the file GPL_EXCEPTION.txt in this package.
- **
- ** Qt for Windows(R) Licensees
- ** As a special exception, Nokia, as the sole copyright holder for Qt
- ** Designer, grants users of the Qt/Eclipse Integration plug-in the
- ** right for the Qt/Eclipse Integration to link to functionality
- ** provided by Qt Designer and its related libraries.
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- ** If you are unsure which license is appropriate for your use, please
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- ****************************************************************************/
- #ifndef QLCDNUMBER_H
- #define QLCDNUMBER_H
- #include <QtGui/qframe.h>
- #include <QtCore/qbitarray.h>
- QT_BEGIN_HEADER
- QT_BEGIN_NAMESPACE
- QT_MODULE(Gui)
- #ifndef QT_NO_LCDNUMBER
- class QLCDNumberPrivate;
- class Q_GUI_EXPORT QLCDNumber : public QFrame // LCD number widget
- {
- Q_OBJECT
- Q_ENUMS(Mode SegmentStyle)
- Q_PROPERTY(bool smallDecimalPoint READ smallDecimalPoint WRITE setSmallDecimalPoint)
- Q_PROPERTY(int numDigits READ numDigits WRITE setNumDigits)
- Q_PROPERTY(Mode mode READ mode WRITE setMode)
- Q_PROPERTY(SegmentStyle segmentStyle READ segmentStyle WRITE setSegmentStyle)
- Q_PROPERTY(double value READ value WRITE display)
- Q_PROPERTY(int intValue READ intValue WRITE display)
- public:
- explicit QLCDNumber(QWidget* parent = 0);
- explicit QLCDNumber(uint numDigits, QWidget* parent = 0);
- ~QLCDNumber();
- enum Mode {
- Hex, Dec, Oct, Bin
- #if defined(QT3_SUPPORT) && !defined(Q_MOC_RUN)
- , HEX = Hex, DEC = Dec, OCT = Oct, BIN = Bin
- #endif
- };
- enum SegmentStyle {
- Outline, Filled, Flat
- };
- bool smallDecimalPoint() const;
- int numDigits() const;
- void setNumDigits(int nDigits);
- bool checkOverflow(double num) const;
- bool checkOverflow(int num) const;
- Mode mode() const;
- void setMode(Mode);
- SegmentStyle segmentStyle() const;
- void setSegmentStyle(SegmentStyle);
- double value() const;
- int intValue() const;
- QSize sizeHint() const;
- public Q_SLOTS:
- void display(const QString &str);
- void display(int num);
- void display(double num);
- void setHexMode();
- void setDecMode();
- void setOctMode();
- void setBinMode();
- void setSmallDecimalPoint(bool);
- Q_SIGNALS:
- void overflow();
- protected:
- bool event(QEvent *e);
- void paintEvent(QPaintEvent *);
- public:
- #ifdef QT3_SUPPORT
- QT3_SUPPORT_CONSTRUCTOR QLCDNumber(QWidget* parent, const char* name);
- QT3_SUPPORT_CONSTRUCTOR QLCDNumber(uint numDigits, QWidget* parent, const char* name);
-
- QT3_SUPPORT void setMargin(int margin) { setContentsMargins(margin, margin, margin, margin); }
- QT3_SUPPORT int margin() const
- { int margin; int dummy; getContentsMargins(&margin, &dummy, &dummy, &dummy); return margin; }
- #endif
- private:
- Q_DISABLE_COPY(QLCDNumber)
- Q_DECLARE_PRIVATE(QLCDNumber)
- };
- #endif // QT_NO_LCDNUMBER
- QT_END_NAMESPACE
- QT_END_HEADER
- #endif // QLCDNUMBER_H