/****************************************************************************
** $Id: qgarray.h,v 2.4.2.1 1998/08/19 16:02:36 agulbra Exp $
**
** Definition of QGArray class
**
** Created : 930906
**
** Copyright (C) 1992-1999 Troll Tech AS. All rights reserved.
**
** This file is part of Qt Free Edition, version 1.45.
**
** See the file LICENSE included in the distribution for the usage
** and distribution terms, or http://www.troll.no/free-license.html.
**
** IMPORTANT NOTE: You may NOT copy this file or any part of it into
** your own programs or libraries.
**
** Please see http://www.troll.no/pricing.html for information about
** Qt Professional Edition, which is this same library but with a
** license which allows creation of commercial/proprietary software.
**
*****************************************************************************/
#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:
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); }
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;
char *at( uint index ) const;
bool setExpand( uint index, const char *d, uint sz );
protected:
virtual array_data *newData() { return new array_data; }
virtual void deleteData( array_data *p ) { delete p; }
private:
static void msg_index( uint );
array_data *shd;
};
inline char *QGArray::at( uint index ) const
{
#if defined(CHECK_RANGE)
if ( index >= size() ) {
msg_index( index );
index = 0;
}
#endif
return &shd->data[index];
}
#endif // QGARRAY_H
| Copyright © 1999 Troll Tech | Trademarks | Qt version 1.45
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