ksirc/boundscheckingarray.h

   1 /* This file is part of the KDE project
   2    Copyright (C) 2001 Simon Hausmann <hausmann@kde.org>
   3
   4    This library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Library General Public
   6    License as published by the Free Software Foundation; either
   7    version 2 of the License, or (at your option) any later version.
   8
   9    This library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Library General Public License for more details.
  13
  14    You should have received a copy of the GNU Library General Public License
  15    along with this library; see the file COPYING.LIB.  If not, write to
  16    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17    Boston, MA 02110-1301, USA.
  18 */
  19 #ifndef __boundscheckingarray__
  20 #define __boundscheckingarray__
  21
  22 #include <assert.h>
  23 #include <q3valuevector.h>
  24
  25 /* I wish QValueVector would check bounds upon extraction.. */
  26
  27 template <typename T, const unsigned int size>
  28 class BoundsCheckingArray
  29 {
  30 public:
  31     BoundsCheckingArray() {}
  32     BoundsCheckingArray( const BoundsCheckingArray<T, size> &rhs )
  33     { (*this) = rhs; }
  34     BoundsCheckingArray &operator=( const BoundsCheckingArray<T, size> &rhs )
  35     {
  36         unsigned int i = 0;
  37         for (; i < size; ++i )
  38             m_data[ i ] = rhs.m_data[ i ];
  39         return *this;
  40     }
  41
  42     T &operator[]( unsigned int index )
  43     {
  44         assert( index < size );
  45         return m_data[ index ];
  46     }
  47
  48     const T &operator[]( unsigned int index ) const
  49     {
  50         assert( index < size );
  51         return m_data[ index ];
  52     }
  53
  54     QVector<T> toValueVector() const
  55     {
  56         QVector<T> vector( size );
  57         for ( unsigned int i = 0; i < size; ++i )
  58             vector[ i ] = m_data[ i ];
  59         return vector;
  60     }
  61
  62 private:
  63     T m_data[ size ];
  64 };
  65
  66 #endif
  67