LibreOffice Module vcl (master)  1
vclreferencebase.hxx
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19 #ifndef INCLUDED_VCL_Reference_HXX
20 #define INCLUDED_VCL_Reference_HXX
21 
22 #include <vcl/dllapi.h>
23 #include <osl/interlck.h>
24 
26 {
27  mutable oslInterlockedCount mnRefCnt;
28 
29  template<typename T> friend class VclPtr;
30 
31 public:
32  void acquire() const
33  {
34  osl_atomic_increment(&mnRefCnt);
35  }
36 
37  void release() const
38  {
39  if (osl_atomic_decrement(&mnRefCnt) == 0)
40  delete this;
41  }
42 #ifdef DBG_UTIL
43 #ifndef WNT
44  sal_Int32 getRefCount() const { return mnRefCnt; }
45 #endif
46 #endif
47 
48 
49 private:
50  VclReferenceBase(const VclReferenceBase&) = delete;
52 
53  bool mbDisposed : 1;
54 
55 protected:
57 protected:
58  virtual ~VclReferenceBase();
59 
60 protected:
61  virtual void dispose();
62 
63 public:
64  void disposeOnce();
65  bool isDisposed() const { return mbDisposed; }
66 
67 };
68 #endif
VclPtr & operator=(VclPtr const &)=default
A thin wrapper around rtl::Reference to implement the acquire and dispose semantics we want for refer...
Definition: button.hxx:32
#define VCL_DLLPUBLIC
Definition: dllapi.h:29
void acquire() const
sal_Int32 getRefCount() const
void release() const
oslInterlockedCount mnRefCnt
void dispose()
bool isDisposed() const