include/wx/gtk/private/object.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/gtk/private/object.h
   3 // Purpose:     wxGtkObject class declaration
   4 // Author:      Vadim Zeitlin
   5 // Created:     2008-08-27
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2008 Vadim Zeitlin <vadim@wxwindows.org>
   8 // Licence:     wxWindows licence
   9 ///////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef _WX_GTK_PRIVATE_OBJECT_H_
  12 #define _WX_GTK_PRIVATE_OBJECT_H_
  13
  14 // ----------------------------------------------------------------------------
  15 // Convenience class for calling g_object_unref() automatically
  16 // ----------------------------------------------------------------------------
  17
  18 template <typename T>
  19 class wxGtkObject
  20 {
  21 public:
  22     explicit wxGtkObject(T *p) : m_ptr(p) { }
  23     ~wxGtkObject() { g_object_unref(m_ptr); }
  24
  25     operator T *() const { return m_ptr; }
  26
  27 private:
  28     T * const m_ptr;
  29
  30     // copying could be implemented by using g_object_ref() but for now there
  31     // is no need for it so don't implement it
  32     wxDECLARE_NO_COPY_CLASS(wxGtkObject);
  33 };
  34
  35 #endif // _WX_GTK_PRIVATE_OBJECT_H_
  36