#include "wx/string.h"
#include "wx/meta/movable.h"
#include "wx/meta/if.h"
+#include "wx/typeinfo.h"
// Size of the wxAny value buffer.
wxByte m_buffer[WX_ANY_VALUE_BUFFER_SIZE];
};
-typedef void (*wxAnyClassInfo)();
-
-
//
// wxAnyValueType is base class for value type functionality for C++ data
// types used with wxAny. Usually the default template (wxAnyValueTypeImpl<>)
//
class WXDLLIMPEXP_BASE wxAnyValueType
{
+ WX_DECLARE_ABSTRACT_TYPEINFO(wxAnyValueType)
public:
/**
Default constructor.
{
}
- /**
- This function is used for internal type matching.
- */
- virtual wxAnyClassInfo GetClassInfo() const = 0;
-
/**
This function is used for internal type matching.
*/
#define wxANY_VALUE_TYPE_CHECK_TYPE(valueTypePtr, T) \
wxAnyValueTypeImpl<T>::IsSameClass(valueTypePtr)
- //valueTypePtr->CheckType(static_cast<T*>(NULL))
-
/**
Helper macro for defining user value types.
- NB: We really cannot compare sm_classInfo directly in IsSameClass(),
- but instead call sm_instance->GetClassInfo(). The former technique
- broke at least on GCC 4.2 (but worked on VC8 shared build).
+ Even though C++ RTTI would be fully available to use, we'd have to to
+ facilitate sub-type system which allows, for instance, wxAny with
+ signed short '15' to be treated equal to wxAny with signed long long '15'.
+ Having sm_instance is important here.
*/
#define WX_DECLARE_ANY_VALUE_TYPE(CLS) \
friend class wxAny; \
+ WX_DECLARE_TYPEINFO_INLINE(CLS) \
public: \
- static void sm_classInfo() {} \
- \
- virtual wxAnyClassInfo GetClassInfo() const \
- { \
- return sm_classInfo; \
- } \
static bool IsSameClass(const wxAnyValueType* otherType) \
{ \
- return sm_instance->GetClassInfo() == otherType->GetClassInfo(); \
+ return wxTypeId(*sm_instance) == wxTypeId(*otherType); \
} \
virtual bool IsSameType(const wxAnyValueType* otherType) const \
{ \
*/
wxAny& operator=(const wxAny &any)
{
- AssignAny(any);
+ if (this != &any)
+ AssignAny(any);
return *this;
}