Some factorization before integration of ParaMEDMEM into medcoupling python module

[tools/medcoupling.git] / src / MEDCoupling / MCAuto.hxx

diff --git a/src/MEDCoupling/MCAuto.hxx b/src/MEDCoupling/MCAuto.hxx
index 641c4f9096794b058cfa713eac59e9d57c52b713..06f728620b0bc836c2dbe4f7631c21d5e80f5ff1 100644 (file)
--- a/src/MEDCoupling/MCAuto.hxx
+++ b/src/MEDCoupling/MCAuto.hxx
@@ -33,10 +33,14 @@ namespace MEDCoupling
     MCAuto(const MCAuto& other):_ptr(0) { referPtr(other._ptr); }
     MCAuto(T *ptr=0):_ptr(ptr) { }
     ~MCAuto() { destroyPtr(); }
+    bool isNull() const { return _ptr==0; }
+    bool isNotNull() const { return !isNull(); }
+    void nullify() { destroyPtr(); _ptr=0; }
     bool operator==(const MCAuto& other) const { return _ptr==other._ptr; }
     bool operator==(const T *other) const { return _ptr==other; }
     MCAuto &operator=(const MCAuto& other) { if(_ptr!=other._ptr) { destroyPtr(); referPtr(other._ptr); } return *this; }
     MCAuto &operator=(T *ptr) { if(_ptr!=ptr) { destroyPtr(); _ptr=ptr; } return *this; }
+    void takeRef(T *ptr) { if(_ptr!=ptr) { destroyPtr(); _ptr=ptr; if(_ptr) _ptr->incrRef(); } }
     T *operator->() { return _ptr ; }
     const T *operator->() const { return _ptr; }
     T& operator*() { return *_ptr; }
@@ -44,6 +48,7 @@ namespace MEDCoupling
     operator T *() { return _ptr; }
     operator const T *() const { return _ptr; }
     T *retn() { if(_ptr) _ptr->incrRef(); return _ptr; }
+    T *iAmATrollConstCast() const { return _ptr; }
   private:
     void referPtr(T *ptr) { _ptr=ptr; if(_ptr) _ptr->incrRef(); }
     void destroyPtr() { if(_ptr) _ptr->decrRef(); }
@@ -74,6 +79,34 @@ namespace MEDCoupling
       ptr->incrRef();
     return ret;
   }
+
+  template<class T>
+  class MCConstAuto
+  {
+  public:
+    MCConstAuto(const MCConstAuto& other):_ptr(0) { referPtr(other._ptr); }
+    MCConstAuto(const typename MEDCoupling::MCAuto<T> & other):_ptr(0) { referPtr( (const T*) other); }
+    MCConstAuto(const T *ptr=0):_ptr(ptr) { }
+    ~MCConstAuto() { destroyPtr(); }
+    bool isNull() const { return _ptr==0; }
+    bool isNotNull() const { return !isNull(); }
+    void nullify() { destroyPtr(); _ptr=0; }
+    bool operator==(const MCConstAuto& other) const { return _ptr==other._ptr; }
+    bool operator==(const T *other) const { return _ptr==other; }
+    MCConstAuto &operator=(const MCConstAuto& other) { if(_ptr!=other._ptr) { destroyPtr(); referPtr(other._ptr); } return *this; }
+    MCConstAuto &operator=(const T *ptr) { if(_ptr!=ptr) { destroyPtr(); _ptr=ptr; } return *this; }
+    void takeRef(const T *ptr) { if(_ptr!=ptr) { destroyPtr(); _ptr=ptr; if(_ptr) _ptr->incrRef(); } }
+    const T *operator->() { return _ptr ; }
+    const T *operator->() const { return _ptr; }
+    const T& operator*() { return *_ptr; }
+    const T& operator*() const { return *_ptr; }
+    operator const T *() const { return _ptr; }
+  private:
+    void referPtr(const T *ptr) { _ptr=ptr; if(_ptr) _ptr->incrRef(); }
+    void destroyPtr() { if(_ptr) _ptr->decrRef(); }
+  private:
+    const T *_ptr;
+  };
 }
 
 #endif