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Diffstat (limited to 'qtools/qgarray.h')
-rw-r--r-- | qtools/qgarray.h | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/qtools/qgarray.h b/qtools/qgarray.h new file mode 100644 index 0000000..12c463b --- /dev/null +++ b/qtools/qgarray.h @@ -0,0 +1,120 @@ +/**************************************************************************** +** +** +** 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); } + + 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(CHECK_RANGE) + if ( index >= size() ) { + msg_index( index ); + index = 0; + } +#endif + return &shd->data[index]; +} + + +#endif // QGARRAY_H |