external_libraries/yaml-cpp-0.2.6/src/ptr_vector.h

   1 #ifndef PTR_VECTOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66
   2 #define PTR_VECTOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66
   3
   4 #if !defined(__GNUC__) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || (__GNUC__ >= 4) // GCC supports "pragma once" correctly since 3.4
   5 #pragma once
   6 #endif
   7
   8 #include "yaml-cpp/noncopyable.h"
   9 #include <memory>
  10 #include <vector>
  11 #include <cstddef>
  12
  13 namespace YAML {
  14
  15         template <typename T>
  16         class ptr_vector: private YAML::noncopyable
  17         {
  18         public:
  19                 ptr_vector() {}
  20                 ~ptr_vector() { clear(); }
  21
  22                 void clear() {
  23                         for(unsigned i=0;i<m_data.size();i++)
  24                                 delete m_data[i];
  25                         m_data.clear();
  26                 }
  27
  28                 std::size_t size() const { return m_data.size(); }
  29                 bool empty() const { return m_data.empty(); }
  30
  31                 void push_back(std::auto_ptr<T> t) {
  32                         m_data.push_back(NULL);
  33                         m_data.back() = t.release();
  34                 }
  35                 T& operator[](std::size_t i) { return *m_data[i]; }
  36                 const T& operator[](std::size_t i) const { return *m_data[i]; }
  37
  38                 T& back() { return *m_data.back(); }
  39                 const T& back() const { return *m_data.back(); }
  40
  41         private:
  42                 std::vector<T*> m_data;
  43         };
  44 }
  45
  46 #endif // PTR_VECTOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66