#ifndef _WX_META_MOVABLE_H_
#define _WX_META_MOVABLE_H_
-#include "wx/defs.h"
+#include "wx/meta/pod.h"
#include "wx/string.h" // for wxIsMovable<wxString> specialization
// Helper to decide if an object of type T is "movable", i.e. if it can be
template<typename T>
struct wxIsMovable
{
- // NB: enum, because VC6 can't handle "static const bool value = true;"
- enum { value = false };
+ wxDEFINE_TEMPLATE_BOOL_VALUE(wxIsPod<T>::value);
};
// Macro to add wxIsMovable<T> specialization for given type that marks it
#define WX_DECLARE_TYPE_MOVABLE(type) \
template<> struct wxIsMovable<type> \
{ \
- enum { value = true }; \
+ wxDEFINE_TEMPLATE_BOOL_VALUE(true); \
};
-WX_DECLARE_TYPE_MOVABLE(bool)
-WX_DECLARE_TYPE_MOVABLE(unsigned char)
-WX_DECLARE_TYPE_MOVABLE(signed char)
-WX_DECLARE_TYPE_MOVABLE(unsigned int)
-WX_DECLARE_TYPE_MOVABLE(signed int)
-WX_DECLARE_TYPE_MOVABLE(unsigned short int)
-WX_DECLARE_TYPE_MOVABLE(signed short int)
-WX_DECLARE_TYPE_MOVABLE(signed long int)
-WX_DECLARE_TYPE_MOVABLE(unsigned long int)
-WX_DECLARE_TYPE_MOVABLE(float)
-WX_DECLARE_TYPE_MOVABLE(double)
-WX_DECLARE_TYPE_MOVABLE(long double)
-#if wxWCHAR_T_IS_REAL_TYPE
-WX_DECLARE_TYPE_MOVABLE(wchar_t)
-#endif
-#ifdef wxLongLong_t
-WX_DECLARE_TYPE_MOVABLE(wxLongLong_t)
-WX_DECLARE_TYPE_MOVABLE(wxULongLong_t)
-#endif
-
-// pointers are movable:
-template<typename T>
-struct wxIsMovable<T*>
-{
- enum { value = true };
-};
-template<typename T>
-struct wxIsMovable<const T*>
-{
- enum { value = true };
-};
-
// Our implementation of wxString is written in such way that it's safe to move
-// it around. OTOH, we don't know anything about std::string.
+// it around (unless position cache is used which unfortunately breaks this).
+// OTOH, we don't know anything about std::string.
// (NB: we don't put this into string.h and choose to include wx/string.h from
// here instead so that rarely-used wxIsMovable<T> code isn't included by
// everything)
-#if !wxUSE_STL
+#if !wxUSE_STL && !wxUSE_STRING_POS_CACHE
WX_DECLARE_TYPE_MOVABLE(wxString)
#endif
-
#endif // _WX_META_MOVABLE_H_