Openholo  v2.1
Open Source Digital Holographic Library
Base.h
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45 
46 #ifndef __Base_h
47 #define __Base_h
48 
49 #ifdef OPH_EXPORT
50 #define OPH_DLL __declspec(dllexport)
51 #else
52 #define OPH_DLL __declspec(dllimport)
53 #endif
54 
55 class OPH_DLL Base {
56 public:
61  inline explicit Base(void) : refCnt(0) {}
62 protected:
66  inline virtual ~Base(void) {}
67 
68 protected:
69  unsigned long refCnt;
70 
71 public:
75  inline unsigned long addRef(void) { return ++refCnt; }
76 
80  inline unsigned long release(void) {
81  if (!refCnt) {
82  ophFree();
83  delete this;
84  return 0;
85  }
86  return refCnt--;
87  }
88 
89 protected:
94  virtual void ophFree(void) = 0 {}
95 };
96 
97 #endif // !__Base_h
Definition: Base.h:55
virtual void ophFree(void)=0
When refCnt is 0 (zero), it is call inside release() when release() is called.
Definition: Base.h:94
unsigned long addRef(void)
If referenced this(Base's child, not abstract class) instance, must call this method.
Definition: Base.h:75
#define OPH_DLL
Definition: Base.h:52
virtual ~Base(void)
Destructor.
Definition: Base.h:66
unsigned long release(void)
Call release() when reference is finished.
Definition: Base.h:80
Base(void)
Constructor.
Definition: Base.h:61
unsigned long refCnt
Definition: Base.h:69