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/****************************************************************************
** $Id$
**
** Definition of QGArray class
**
** Created : 930906
**
** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.
**
** This file is part of the tools 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 QGARRAY_H
#define QGARRAY_H
#ifndef QT_H
#include "qshared.h"
#endif // QT_H
class Q_EXPORT QGArray // generic array
{
friend class QBuffer;
public:
//### DO NOT USE THIS. IT IS PUBLIC BUT DO NOT USE IT IN NEW CODE.
struct array_data : public QShared { // shared array
array_data() { data=0; len=0; }
char *data; // actual array data
uint len;
};
QGArray();
protected:
QGArray( int, int ); // dummy; does not alloc
QGArray( int size ); // allocate 'size' bytes
QGArray( const QGArray &a ); // shallow copy
virtual ~QGArray();
QGArray &operator=( const QGArray &a ) { return assign( a ); }
virtual void detach() { duplicate(*this); }
// ### Qt 4.0: maybe provide two versions of data(), at(), etc.
char *data() const { return shd->data; }
uint nrefs() const { return shd->count; }
uint size() const { return shd->len; }
bool isEqual( const QGArray &a ) const;
bool resize( uint newsize );
bool fill( const char *d, int len, uint sz );
QGArray &assign( const QGArray &a );
QGArray &assign( const char *d, uint len );
QGArray &duplicate( const QGArray &a );
QGArray &duplicate( const char *d, uint len );
void store( const char *d, uint len );
array_data *sharedBlock() const { return shd; }
void setSharedBlock( array_data *p ) { shd=(array_data*)p; }
QGArray &setRawData( const char *d, uint len );
void resetRawData( const char *d, uint len );
int find( const char *d, uint index, uint sz ) const;
int contains( const char *d, uint sz ) const;
void sort( uint sz );
int bsearch( const char *d, uint sz ) const;
char *at( uint index ) const;
bool setExpand( uint index, const char *d, uint sz );
protected:
virtual array_data *newData();
virtual void deleteData( array_data *p );
private:
static void msg_index( uint );
array_data *shd;
};
inline char *QGArray::at( uint index ) const
{
#if defined(QT_CHECK_RANGE)
if ( index >= size() ) {
msg_index( index );
index = 0;
}
#endif
return &shd->data[index];
}
#endif // QGARRAY_H
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