boost/ptr_container/ptr_vector.hpp

   1 //
   2 // Boost.Pointer Container
   3 //
   4 //  Copyright Thorsten Ottosen 2003-2005. Use, modification and
   5 //  distribution is subject to the Boost Software License, Version
   6 //  1.0. (See accompanying file LICENSE_1_0.txt or copy at
   7 //  http://www.boost.org/LICENSE_1_0.txt)
   8 //
   9 // For more information, see http://www.boost.org/libs/ptr_container/
  10 //
  11
  12 #ifndef BOOST_PTR_CONTAINER_PTR_VECTOR_HPP
  13 #define BOOST_PTR_CONTAINER_PTR_VECTOR_HPP
  14
  15 #if defined(_MSC_VER) && (_MSC_VER >= 1200)
  16 # pragma once
  17 #endif
  18
  19 #include <vector>
  20 #include <boost/ptr_container/ptr_sequence_adapter.hpp>
  21
  22 namespace boost
  23 {
  24
  25     template
  26     <
  27         class T,
  28         class CloneAllocator = heap_clone_allocator,
  29         class Allocator      = std::allocator<void*>
  30     >
  31     class ptr_vector : public
  32         ptr_sequence_adapter< T,
  33                               std::vector<void*,Allocator>,
  34                               CloneAllocator >
  35     {
  36         typedef ptr_sequence_adapter< T,
  37                                       std::vector<void*,Allocator>,
  38                                       CloneAllocator >
  39             base_class;
  40
  41         typedef ptr_vector<T,CloneAllocator,Allocator> this_type;
  42
  43     public:
  44
  45         BOOST_PTR_CONTAINER_DEFINE_SEQEUENCE_MEMBERS( ptr_vector,
  46                                                       base_class,
  47                                                       this_type )
  48
  49         explicit ptr_vector( size_type n,
  50                              const allocator_type& alloc = allocator_type() )
  51           : base_class(alloc)
  52         {
  53             this->base().reserve( n );
  54         }
  55     };
  56
  57     //////////////////////////////////////////////////////////////////////////////
  58     // clonability
  59
  60     template< typename T, typename CA, typename A >
  61     inline ptr_vector<T,CA,A>* new_clone( const ptr_vector<T,CA,A>& r )
  62     {
  63         return r.clone().release();
  64     }
  65
  66     /////////////////////////////////////////////////////////////////////////
  67     // swap
  68
  69     template< typename T, typename CA, typename A >
  70     inline void swap( ptr_vector<T,CA,A>& l, ptr_vector<T,CA,A>& r )
  71     {
  72         l.swap(r);
  73     }
  74
  75 }
  76
  77 #endif