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PHPointerListIterator.h
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1 #ifndef PHOOL_PHPOINTERLISTITERATOR_H
2 #define PHOOL_PHPOINTERLISTITERATOR_H
3 
4 // Declaration of class PHPointerListIterator
5 // Purpose: iterator for access to a PHPointerList
6 // Author: Matthias Messer
7 
8 #include "PHPointerList.h"
9 
10 template <class T>
12 {
13  public:
14  explicit PHPointerListIterator(const PHPointerList<T>&);
16  T* operator()();
17  void operator--();
18  void reset();
19  size_t pos() const { return m_Index; }
20 
21  private:
22  PHPointerListIterator() = delete;
24  size_t m_Index;
25 };
26 
27 template <class T>
29  : m_List(lis)
30 {
31  reset();
32 }
33 
34 template <class T>
36 {
37  m_Index++;
38  if (m_Index < m_List.length())
39  {
40  return m_List[m_Index];
41  }
42  else
43  {
44  return 0;
45  }
46 }
47 
48 template <class T>
50 {
51  --m_Index;
52 }
53 
54 template <class T>
56 {
57  m_Index = ~(size_t) 0;
58 }
59 
60 #endif // PHOOL_PHPOINTERLISTITERATOR_H