#include "wx/tracker.h"
-// Some compilers (VC6, Borland, otehrs?) have problem with template specialization.
+// Some compilers (VC6, Borland, g++ < 3.3) have problem with template specialization.
// However, this is only used for optimization purposes (a smaller wxWeakRef pointer)
-// (and the corner case of wxWeakRef<wxObject>). So for those compilers, we can fall
-// back to the non-optimal case, where we use a the same type of weak ref (static one)
+// (and the corner case of wxWeakRef<wxObject>). So for those compilers, we can fall
+// back to the non-optimal case, where we use a the same type of weak ref (static one)
// in all cases. See defs.h for various setting these defines depending on compiler.
-#if !defined(HAVE_PARTIAL_SPECIALIZATION) || !defined(HAVE_TEMPLATE_OVERLOAD_RESOLUTION)
- #define USE_ONLY_STATIC_WEAKREF
-#endif
+#if !defined(HAVE_PARTIAL_SPECIALIZATION) || \
+ !defined(HAVE_TEMPLATE_OVERLOAD_RESOLUTION) || \
+ (defined(__GNUC__) && !wxCHECK_GCC_VERSION(3, 3))
+ #define USE_ONLY_STATIC_WEAKREF
+#endif
#ifndef USE_ONLY_STATIC_WEAKREF
Assign(pobj);
}
- // We need this copy ctor, since otherwise a default compiler (binary) copy
+ // We need this copy ctor, since otherwise a default compiler (binary) copy
// happens (if embedded as an object member).
wxWeakRef(const wxWeakRef<T>& wr)
{
Assign(wr.get());
}
-
+
template <class TDerived>
wxWeakRef<T>& operator=(TDerived* pobj)
{
{
Assign(wr.get());
}
-
+
virtual ~wxWeakRefDynamic() { Release(); }
// Smart pointer functions
T& operator*() const { wxASSERT(m_pobj); return *m_pobj; }
T* operator->() const { wxASSERT(m_pobj); return m_pobj; }
-
+
T* get() const { return m_pobj; }
operator T* () const { return m_pobj; }
T* operator = (T* pobj) { Assign(pobj); return m_pobj; }
-
+
// Assign from another weak ref, point to same object
T* operator = (const wxWeakRef<T> &wr) { Assign( wr.get() ); return m_pobj; }