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This is the verbatim text of the qvariant.h include file. It is provided only for illustration; the copyright remains with Trolltech.
/**************************************************************************** ** $Id: qt/qvariant.h 3.0.5 edited Oct 12 2001 $ ** ** Definition of QVariant class ** ** Created : 990414 ** ** Copyright (C) 1992-2000 Trolltech AS. All rights reserved. ** ** This file is part of the kernel module of the Qt GUI Toolkit. ** ** This file may be distributed under the terms of the Q Public License ** as defined by Trolltech AS of Norway and appearing in the file ** LICENSE.QPL included in the packaging of this file. ** ** This file may be distributed and/or modified under the terms of the ** GNU General Public License version 2 as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL included in the ** packaging of this file. ** ** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition ** licenses may use this file in accordance with the Qt Commercial License ** Agreement provided with the Software. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for ** information about Qt Commercial License Agreements. ** See http://www.trolltech.com/qpl/ for QPL licensing information. ** See http://www.trolltech.com/gpl/ for GPL licensing information. ** ** Contact info@trolltech.com if any conditions of this licensing are ** not clear to you. ** **********************************************************************/ #ifndef QVARIANT_H #define QVARIANT_H #ifndef QT_H #include "qstring.h" #endif // QT_H #ifndef QT_NO_VARIANT class QString; class QCString; class QFont; class QPixmap; class QBrush; class QRect; class QPoint; class QImage; class QSize; class QColor; class QPalette; class QColorGroup; class QIconSet; class QDataStream; class QPointArray; class QRegion; class QBitmap; class QCursor; class QStringList; class QSizePolicy; class QDate; class QTime; class QDateTime; class QBitArray; class QKeySequence; // Some headers rejected after QVariant declaration for GCC 2.7.* compatibility class QVariant; #ifndef QT_NO_TEMPLATE_VARIANT template <class T> class QValueList; template <class T> class QValueListConstIterator; template <class T> class QValueListNode; template <class Key, class T> class QMap; template <class Key, class T> class QMapConstIterator; #endif class Q_EXPORT QVariant { public: enum Type { Invalid, Map, List, String, StringList, Font, Pixmap, Brush, Rect, Size, Color, Palette, ColorGroup, IconSet, Point, Image, Int, UInt, Bool, Double, CString, PointArray, Region, Bitmap, Cursor, SizePolicy, Date, Time, DateTime, ByteArray, BitArray, KeySequence }; QVariant(); ~QVariant(); QVariant( const QVariant& ); #ifndef QT_NO_DATASTREAM QVariant( QDataStream& s ); #endif QVariant( const QString& ); QVariant( const QCString& ); QVariant( const char* ); #ifndef QT_NO_STRINGLIST QVariant( const QStringList& ); #endif QVariant( const QFont& ); QVariant( const QPixmap& ); QVariant( const QImage& ); QVariant( const QBrush& ); QVariant( const QPoint& ); QVariant( const QRect& ); QVariant( const QSize& ); QVariant( const QColor& ); QVariant( const QPalette& ); QVariant( const QColorGroup& ); QVariant( const QIconSet& ); QVariant( const QPointArray& ); QVariant( const QRegion& ); QVariant( const QBitmap& ); QVariant( const QCursor& ); QVariant( const QDate& ); QVariant( const QTime& ); QVariant( const QDateTime& ); QVariant( const QByteArray& ); QVariant( const QBitArray& ); QVariant( const QKeySequence& ); #ifndef QT_NO_TEMPLATE_VARIANT QVariant( const QValueList<QVariant>& ); QVariant( const QMap<QString,QVariant>& ); #endif QVariant( int ); QVariant( uint ); // ### Problems on some compilers ? QVariant( bool, int ); QVariant( double ); QVariant( QSizePolicy ); QVariant& operator= ( const QVariant& ); bool operator==( const QVariant& ) const; bool operator!=( const QVariant& ) const; Type type() const; const char* typeName() const; bool canCast( Type ) const; bool cast( Type ); bool isValid() const; void clear(); const QString toString() const; const QCString toCString() const; #ifndef QT_NO_STRINGLIST const QStringList toStringList() const; #endif const QFont toFont() const; const QPixmap toPixmap() const; const QImage toImage() const; const QBrush toBrush() const; const QPoint toPoint() const; const QRect toRect() const; const QSize toSize() const; const QColor toColor() const; const QPalette toPalette() const; const QColorGroup toColorGroup() const; const QIconSet toIconSet() const; const QPointArray toPointArray() const; const QBitmap toBitmap() const; const QRegion toRegion() const; const QCursor toCursor() const; const QDate toDate() const; const QTime toTime() const; const QDateTime toDateTime() const; const QByteArray toByteArray() const; const QBitArray toBitArray() const; const QKeySequence toKeySequence() const; int toInt( bool * ok=0 ) const; uint toUInt( bool * ok=0 ) const; bool toBool() const; double toDouble( bool * ok=0 ) const; #ifndef QT_NO_TEMPLATE_VARIANT const QValueList<QVariant> toList() const; const QMap<QString,QVariant> toMap() const; #endif QSizePolicy toSizePolicy() const; #ifndef QT_NO_TEMPLATE_VARIANT QValueListConstIterator<QString> stringListBegin() const; QValueListConstIterator<QString> stringListEnd() const; QValueListConstIterator<QVariant> listBegin() const; QValueListConstIterator<QVariant> listEnd() const; QMapConstIterator<QString,QVariant> mapBegin() const; QMapConstIterator<QString,QVariant> mapEnd() const; QMapConstIterator<QString,QVariant> mapFind( const QString& ) const; #endif QString& asString(); QCString& asCString(); #ifndef QT_NO_STRINGLIST QStringList& asStringList(); #endif QFont& asFont(); QPixmap& asPixmap(); QImage& asImage(); QBrush& asBrush(); QPoint& asPoint(); QRect& asRect(); QSize& asSize(); QColor& asColor(); QPalette& asPalette(); QColorGroup& asColorGroup(); QIconSet& asIconSet(); QPointArray& asPointArray(); QBitmap& asBitmap(); QRegion& asRegion(); QCursor& asCursor(); QDate& asDate(); QTime& asTime(); QDateTime& asDateTime(); QByteArray& asByteArray(); QBitArray& asBitArray(); #ifndef QT_NO_ACCEL QKeySequence& asKeySequence(); #endif int& asInt(); uint& asUInt(); bool& asBool(); double& asDouble(); #ifndef QT_NO_TEMPLATE_VARIANT QValueList<QVariant>& asList(); QMap<QString,QVariant>& asMap(); #endif QSizePolicy& asSizePolicy(); #ifndef QT_NO_DATASTREAM void load( QDataStream& ); void save( QDataStream& ) const; #endif static const char* typeToName( Type typ ); static Type nameToType( const char* name ); private: void detach(); class Private : public QShared { public: Private(); Private( Private* ); ~Private(); void clear(); Type typ; union { uint u; int i; bool b; double d; void *ptr; } value; }; Private* d; }; // down here for GCC 2.7.* compatibility #ifndef QT_H #include "qvaluelist.h" #include "qstringlist.h" #include "qmap.h" #endif // QT_H inline QVariant::Type QVariant::type() const { return d->typ; } inline bool QVariant::isValid() const { return (d->typ != Invalid); } #ifndef QT_NO_TEMPLATE_VARIANT inline QValueListConstIterator<QString> QVariant::stringListBegin() const { if ( d->typ != StringList ) return QValueListConstIterator<QString>(); return ((const QStringList*)d->value.ptr)->begin(); } inline QValueListConstIterator<QString> QVariant::stringListEnd() const { if ( d->typ != StringList ) return QValueListConstIterator<QString>(); return ((const QStringList*)d->value.ptr)->end(); } inline QValueListConstIterator<QVariant> QVariant::listBegin() const { if ( d->typ != List ) return QValueListConstIterator<QVariant>(); return ((const QValueList<QVariant>*)d->value.ptr)->begin(); } inline QValueListConstIterator<QVariant> QVariant::listEnd() const { if ( d->typ != List ) return QValueListConstIterator<QVariant>(); return ((const QValueList<QVariant>*)d->value.ptr)->end(); } inline QMapConstIterator<QString,QVariant> QVariant::mapBegin() const { if ( d->typ != Map ) return QMapConstIterator<QString,QVariant>(); return ((const QMap<QString,QVariant>*)d->value.ptr)->begin(); } inline QMapConstIterator<QString,QVariant> QVariant::mapEnd() const { if ( d->typ != Map ) return QMapConstIterator<QString,QVariant>(); return ((const QMap<QString,QVariant>*)d->value.ptr)->end(); } inline QMapConstIterator<QString,QVariant> QVariant::mapFind( const QString& key ) const { if ( d->typ != Map ) return QMapConstIterator<QString,QVariant>(); return ((const QMap<QString,QVariant>*)d->value.ptr)->find( key ); } #endif #ifndef QT_NO_DATASTREAM Q_EXPORT QDataStream& operator>> ( QDataStream& s, QVariant& p ); Q_EXPORT QDataStream& operator<< ( QDataStream& s, const QVariant& p ); Q_EXPORT QDataStream& operator>> ( QDataStream& s, QVariant::Type& p ); Q_EXPORT QDataStream& operator<< ( QDataStream& s, const QVariant::Type p ); #endif #endif //QT_NO_VARIANT #endif // QVARIANT_H
Copyright © 2002 Trolltech | Trademarks | Qt version 3.0.5
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