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215 lines
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215 lines
7.0 KiB
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<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qbitarray.h</h1>
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<p>This is the verbatim text of the qbitarray.h include file. It is provided only for illustration; the copyright remains with Trolltech.
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<hr>
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<pre>
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/****************************************************************************
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** $Id: qt/qbitarray.h 3.3.8 edited Jan 11 14:38 $
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**
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** Definition of QBitArray class
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**
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** Created : 940118
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**
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** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
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**
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** This file is part of the tools module of the Qt GUI Toolkit.
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**
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** This file may be used under the terms of the GNU General Public
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** License versions 2.0 or 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Alternatively you may (at your option) use any
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** later version of the GNU General Public License if such license has
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** been publicly approved by Trolltech ASA (or its successors, if any)
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** and the KDE Free Qt Foundation.
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**
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** Please review the following information to ensure GNU General
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** Public Licensing requirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/.
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** This file may be used under the terms of the Q Public License as
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** defined by Trolltech ASA and appearing in the file LICENSE.QPL
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** included in the packaging of this file. Licensees holding valid Qt
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** Commercial licenses may use this file in accordance with the Qt
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** Commercial License Agreement provided with the Software.
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**
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** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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** herein.
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**
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**********************************************************************/
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#ifndef QBITARRAY_H
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#define QBITARRAY_H
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#ifndef QT_H
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#include "qstring.h"
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#endif // QT_H
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/*****************************************************************************
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QBitVal class; a context class for QBitArray::operator[]
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*****************************************************************************/
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class QBitArray;
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class Q_EXPORT QBitVal
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{
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private:
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QBitArray *array;
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uint index;
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public:
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QBitVal( QBitArray *a, uint i ) : array(a), index(i) {}
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operator int();
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QBitVal &operator=( const QBitVal &v );
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QBitVal &operator=( bool v );
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};
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/*****************************************************************************
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QBitArray class
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*****************************************************************************/
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class Q_EXPORT QBitArray : public QByteArray
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{
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public:
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QBitArray();
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QBitArray( uint size );
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QBitArray( const QBitArray &a ) : QByteArray( a ) {}
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QBitArray &operator=( const QBitArray & );
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uint size() const;
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bool resize( uint size );
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bool fill( bool v, int size = -1 );
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void detach();
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QBitArray copy() const;
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bool testBit( uint index ) const;
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void setBit( uint index );
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void setBit( uint index, bool value );
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void clearBit( uint index );
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bool toggleBit( uint index );
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bool at( uint index ) const;
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QBitVal operator[]( int index );
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bool operator[]( int index ) const;
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QBitArray &operator&=( const QBitArray & );
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QBitArray &operator|=( const QBitArray & );
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QBitArray &operator^=( const QBitArray & );
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QBitArray operator~() const;
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protected:
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struct bitarr_data : public QGArray::array_data {
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uint nbits;
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};
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array_data *newData() { return new bitarr_data; }
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void deleteData( array_data *d ) { delete (bitarr_data*)d; }
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private:
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void pad0();
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};
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inline QBitArray &QBitArray::operator=( const QBitArray &a )
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{ return (QBitArray&)assign( a ); }
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inline uint QBitArray::size() const
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{ return ((bitarr_data*)sharedBlock())->nbits; }
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inline void QBitArray::setBit( uint index, bool value )
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{ if ( value ) setBit(index); else clearBit(index); }
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inline bool QBitArray::at( uint index ) const
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{ return testBit(index); }
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inline QBitVal QBitArray::operator[]( int index )
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{ return QBitVal( (QBitArray*)this, index ); }
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inline bool QBitArray::operator[]( int index ) const
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{ return testBit( index ); }
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/*****************************************************************************
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Misc. QBitArray operator functions
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*****************************************************************************/
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Q_EXPORT QBitArray operator&( const QBitArray &, const QBitArray & );
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Q_EXPORT QBitArray operator|( const QBitArray &, const QBitArray & );
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Q_EXPORT QBitArray operator^( const QBitArray &, const QBitArray & );
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inline QBitVal::operator int()
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{
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return array->testBit( index );
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}
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inline QBitVal &QBitVal::operator=( const QBitVal &v )
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{
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array->setBit( index, v.array->testBit(v.index) );
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return *this;
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}
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inline QBitVal &QBitVal::operator=( bool v )
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{
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array->setBit( index, v );
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return *this;
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}
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/*****************************************************************************
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QBitArray stream functions
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*****************************************************************************/
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#ifndef QT_NO_DATASTREAM
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Q_EXPORT QDataStream &operator<<( QDataStream &, const QBitArray & );
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Q_EXPORT QDataStream &operator>>( QDataStream &, QBitArray & );
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#endif
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#endif // QBITARRAY_H
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</pre>
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<td>Copyright © 2007
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<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
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<td align=right><div align=right>Qt 3.3.8</div>
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