qvalidator.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.
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- ** right for the Qt/Eclipse Integration to link to functionality
- ** provided by Qt Designer and its related libraries.
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- ****************************************************************************/
- #ifndef QVALIDATOR_H
- #define QVALIDATOR_H
- #include <QtCore/qobject.h>
- #include <QtCore/qstring.h>
- #include <QtCore/qregexp.h>
- #include <QtCore/qlocale.h>
- QT_BEGIN_HEADER
- QT_BEGIN_NAMESPACE
- QT_MODULE(Gui)
- #ifndef QT_NO_VALIDATOR
- class QValidatorPrivate;
- class Q_GUI_EXPORT QValidator : public QObject
- {
- Q_OBJECT
- public:
- explicit QValidator(QObject * parent);
- ~QValidator();
- enum State {
- Invalid,
- Intermediate,
- Acceptable
- #if defined(QT3_SUPPORT) && !defined(Q_MOC_RUN)
- , Valid = Intermediate
- #endif
- };
- void setLocale(const QLocale &locale);
- QLocale locale() const;
- virtual State validate(QString &, int &) const = 0;
- virtual void fixup(QString &) const;
- #ifdef QT3_SUPPORT
- public:
- QT3_SUPPORT_CONSTRUCTOR QValidator(QObject * parent, const char *name);
- #endif
- protected:
- QValidator(QObjectPrivate &d, QObject *parent);
- QValidator(QValidatorPrivate &d, QObject *parent);
- private:
- Q_DISABLE_COPY(QValidator)
- Q_DECLARE_PRIVATE(QValidator)
- };
- class Q_GUI_EXPORT QIntValidator : public QValidator
- {
- Q_OBJECT
- Q_PROPERTY(int bottom READ bottom WRITE setBottom)
- Q_PROPERTY(int top READ top WRITE setTop)
- public:
- explicit QIntValidator(QObject * parent);
- QIntValidator(int bottom, int top, QObject * parent);
- ~QIntValidator();
- QValidator::State validate(QString &, int &) const;
- void setBottom(int);
- void setTop(int);
- virtual void setRange(int bottom, int top);
- int bottom() const { return b; }
- int top() const { return t; }
- #ifdef QT3_SUPPORT
- public:
- QT3_SUPPORT_CONSTRUCTOR QIntValidator(QObject * parent, const char *name);
- QT3_SUPPORT_CONSTRUCTOR QIntValidator(int bottom, int top, QObject * parent, const char *name);
- #endif
- private:
- Q_DISABLE_COPY(QIntValidator)
- int b;
- int t;
- };
- #ifndef QT_NO_REGEXP
- class QDoubleValidatorPrivate;
- class Q_GUI_EXPORT QDoubleValidator : public QValidator
- {
- Q_OBJECT
- Q_PROPERTY(double bottom READ bottom WRITE setBottom)
- Q_PROPERTY(double top READ top WRITE setTop)
- Q_PROPERTY(int decimals READ decimals WRITE setDecimals)
- Q_PROPERTY(Notation notation READ notation WRITE setNotation)
- public:
- explicit QDoubleValidator(QObject * parent);
- QDoubleValidator(double bottom, double top, int decimals, QObject * parent);
- ~QDoubleValidator();
- enum Notation {
- StandardNotation,
- ScientificNotation
- };
- QValidator::State validate(QString &, int &) const;
- virtual void setRange(double bottom, double top, int decimals = 0);
- void setBottom(double);
- void setTop(double);
- void setDecimals(int);
- void setNotation(Notation);
- double bottom() const { return b; }
- double top() const { return t; }
- int decimals() const { return dec; }
- Notation notation() const;
- #ifdef QT3_SUPPORT
- public:
- QT3_SUPPORT_CONSTRUCTOR QDoubleValidator(QObject * parent, const char *name);
- QT3_SUPPORT_CONSTRUCTOR QDoubleValidator(double bottom, double top, int decimals,
- QObject * parent, const char *name);
- #endif
- private:
- Q_DECLARE_PRIVATE(QDoubleValidator)
- Q_DISABLE_COPY(QDoubleValidator)
- double b;
- double t;
- int dec;
- };
- class Q_GUI_EXPORT QRegExpValidator : public QValidator
- {
- Q_OBJECT
- Q_PROPERTY(QRegExp regExp READ regExp WRITE setRegExp)
- public:
- explicit QRegExpValidator(QObject *parent);
- QRegExpValidator(const QRegExp& rx, QObject *parent);
- ~QRegExpValidator();
- virtual QValidator::State validate(QString& input, int& pos) const;
- void setRegExp(const QRegExp& rx);
- const QRegExp& regExp() const { return r; } // ### make inline for 5.0
- #ifdef QT3_SUPPORT
- public:
- QT3_SUPPORT_CONSTRUCTOR QRegExpValidator(QObject *parent, const char *name);
- QT3_SUPPORT_CONSTRUCTOR QRegExpValidator(const QRegExp& rx, QObject *parent, const char *name);
- #endif
- private:
- Q_DISABLE_COPY(QRegExpValidator)
- QRegExp r;
- };
- #endif // QT_NO_REGEXP
- #endif // QT_NO_VALIDATOR
- QT_END_NAMESPACE
- QT_END_HEADER
- #endif // QVALIDATOR_H