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