First implementation of evalyfx.

[modules/yacs.git] / src / evalyfx / YACSEvalAutoPtr.hxx

diff --git a/src/evalyfx/YACSEvalAutoPtr.hxx b/src/evalyfx/YACSEvalAutoPtr.hxx
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+// Copyright (C) 2012-2015  CEA/DEN, EDF R&D
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+// 
+// Author : Anthony Geay (EDF R&D)
+
+#ifndef __YACSEVALYFXAUTOPTR_HXX__
+#define __YACSEVALYFXAUTOPTR_HXX__
+
+namespace YACS
+{
+  template<class T>
+  class AutoPtr
+  {
+  public:
+    AutoPtr(T *ptr=0):_ptr(ptr) {  }
+    ~AutoPtr() { destroyPtr(); }
+    AutoPtr &operator=(T *ptr) { if(_ptr!=ptr) { destroyPtr(); _ptr=ptr; } return *this; }
+    T *operator->() { return _ptr ; }
+    const T *operator->() const { return _ptr; }
+    T& operator*() { return *_ptr; }
+    const T& operator*() const { return *_ptr; }
+    operator T *() { return _ptr; }
+    operator const T *() const { return _ptr; }
+  private:
+    void destroyPtr() { delete [] _ptr; }
+  private:
+    T *_ptr;
+  };
+
+  template<class T>
+  class AutoCppPtr
+  {
+  public:
+    AutoCppPtr(T *ptr=0):_ptr(ptr) {  }
+    ~AutoCppPtr() { destroyPtr(); }
+    AutoCppPtr &operator=(T *ptr) { if(_ptr!=ptr) { destroyPtr(); _ptr=ptr; } return *this; }
+    T *operator->() { return _ptr ; }
+    const T *operator->() const { return _ptr; }
+    T& operator*() { return *_ptr; }
+    const T& operator*() const { return *_ptr; }
+    operator T *() { return _ptr; }
+    operator const T *() const { return _ptr; }
+    T *dettach() { T *ret(_ptr); _ptr=0; return ret; }
+  private:
+    void destroyPtr() { delete _ptr; }
+  private:
+    T *_ptr;
+  };
+
+  template<class T>
+  class AutoCPtr
+  {
+  public:
+    AutoCPtr(T *ptr=0):_ptr(ptr) {  }
+    ~AutoCPtr() { destroyPtr(); }
+    AutoCPtr &operator=(T *ptr) { if(_ptr!=ptr) { destroyPtr(); _ptr=ptr; } return *this; }
+    T *operator->() { return _ptr ; }
+    const T *operator->() const { return _ptr; }
+    T& operator*() { return *_ptr; }
+    const T& operator*() const { return *_ptr; }
+    operator T *() { return _ptr; }
+    operator const T *() const { return _ptr; }
+  private:
+    void destroyPtr() { free(_ptr); }
+  private:
+    T *_ptr;
+  };
+}
+
+#endif