// Created: 01/02/97
// RCS-ID: $Id$
// Copyright: (c) Julian Smart and Markus Holzem
-// Licence: wxWindows licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_OBJECTH__
#endif
#include "wx/defs.h"
+#include "wx/memory.h"
class WXDLLEXPORT wxObject;
-#if USE_DYNAMIC_CLASSES
+#if wxUSE_DYNAMIC_CLASSES
-#ifdef __GNUWIN32__
+// #ifdef __GNUWIN32__
#ifdef GetClassName
#undef GetClassName
#endif
+#ifdef GetClassInfo
+#undef GetClassInfo
#endif
+// #endif
class WXDLLEXPORT wxClassInfo;
-class WXDLLIMPORT ostream;
class WXDLLEXPORT wxInputStream;
+class WXDLLEXPORT wxOutputStream;
class WXDLLEXPORT wxObjectInputStream;
class WXDLLEXPORT wxObjectOutputStream;
class WXDLLEXPORT wxHashTable;
class WXDLLEXPORT wxObject_Serialize;
+#if wxUSE_STD_IOSTREAM && (defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT)
+ #include "wx/ioswrap.h"
+#endif
+
/*
* Dynamic object system declarations
*/
class WXDLLEXPORT wxClassInfo
{
- public:
- char *className;
- char *baseClassName1;
- char *baseClassName2;
- int objectSize;
- wxObjectConstructorFn objectConstructor;
-
- // Pointers to base wxClassInfos: set in InitializeClasses
- // called from wx_main.cc
- wxClassInfo *baseInfo1;
- wxClassInfo *baseInfo2;
+public:
+ wxClassInfo(const wxChar *cName,
+ const wxChar *baseName1,
+ const wxChar *baseName2,
+ int sz,
+ wxObjectConstructorFn fn);
- static wxClassInfo *first;
- wxClassInfo *next;
+ wxObject *CreateObject(void);
- static wxHashTable classTable;
+ const wxChar *GetClassName() const { return m_className; }
+ const wxChar *GetBaseClassName1() const { return m_baseClassName1; }
+ const wxChar *GetBaseClassName2() const { return m_baseClassName2; }
+ const wxClassInfo* GetBaseClass1() const { return m_baseInfo1; }
+ const wxClassInfo* GetBaseClass2() const { return m_baseInfo2; }
+ int GetSize() const { return m_objectSize; }
+ wxObjectConstructorFn GetConstructor() const { return m_objectConstructor; }
+ static const wxClassInfo* GetFirst() { return sm_first; }
+ const wxClassInfo* GetNext() const { return m_next; }
+ bool IsKindOf(const wxClassInfo *info) const;
- wxClassInfo(char *cName, char *baseName1, char *baseName2, int sz, wxObjectConstructorFn fn);
+ static wxClassInfo *FindClass(const wxChar *c);
- wxObject *CreateObject(void);
-
- inline char *GetClassName(void) const { return className; }
- inline char *GetBaseClassName1(void) const { return baseClassName1; }
- inline char *GetBaseClassName2(void) const { return baseClassName2; }
- inline int GetSize(void) const { return objectSize; }
- bool IsKindOf(wxClassInfo *info);
-
- static wxClassInfo *FindClass(char *c);
- // Initializes parent pointers for fast searching.
- static void InitializeClasses(void);
+ // Initializes parent pointers and hash table for fast searching.
+ static void InitializeClasses();
+
+ // Cleans up hash table used for fast searching.
+ static void CleanUpClasses();
+
+public:
+ const wxChar* m_className;
+ const wxChar* m_baseClassName1;
+ const wxChar* m_baseClassName2;
+ int m_objectSize;
+ wxObjectConstructorFn m_objectConstructor;
+
+ // Pointers to base wxClassInfos: set in InitializeClasses
+ const wxClassInfo* m_baseInfo1;
+ const wxClassInfo* m_baseInfo2;
+
+ // class info object live in a linked list: pointers to its head and the
+ // next element in it
+ static wxClassInfo* sm_first;
+ wxClassInfo* m_next;
+
+ static wxHashTable* sm_classTable;
};
-wxObject* WXDLLEXPORT wxCreateDynamicObject(char *name);
+WXDLLEXPORT wxObject* wxCreateDynamicObject(const wxChar *name);
-#ifdef USE_SERIAL
-wxObject* WXDLLEXPORT wxCreateStoredObject( wxInputStream& stream );
+#if wxUSE_SERIAL
+WXDLLEXPORT wxObject* wxCreateStoredObject( wxInputStream& stream );
#endif
#define DECLARE_DYNAMIC_CLASS(name) \
public:\
- static wxClassInfo class##name;\
- wxClassInfo *GetClassInfo() \
- { return &name::class##name; }
+ static wxClassInfo sm_class##name;\
+ wxClassInfo *GetClassInfo() const \
+ { return &name::sm_class##name; }
#define DECLARE_ABSTRACT_CLASS(name) DECLARE_DYNAMIC_CLASS(name)
#define DECLARE_CLASS(name) DECLARE_DYNAMIC_CLASS(name)
#define IMPLEMENT_DYNAMIC_CLASS(name, basename) \
wxObject* WXDLLEXPORT_CTORFN wxConstructorFor##name(void) \
{ return new name; }\
- wxClassInfo name::class##name((char *) #name, (char *) #basename, (char *) NULL, (int) sizeof(name), (wxObjectConstructorFn) wxConstructorFor##name);
+ wxClassInfo name::sm_class##name((wxChar *) wxT(#name), (wxChar *) wxT(#basename), (wxChar *) NULL, (int) sizeof(name), (wxObjectConstructorFn) wxConstructorFor##name);
// Multiple inheritance with two base classes
#define IMPLEMENT_DYNAMIC_CLASS2(name, basename1, basename2) \
wxObject* WXDLLEXPORT_CTORFN wxConstructorFor##name(void) \
{ return new name; }\
- wxClassInfo name::class##name((char *) #name, (char *) #basename1, (char *) #basename2, (int) sizeof(name), (wxObjectConstructorFn) wxConstructorFor##name);
+ wxClassInfo name::sm_class##name((wxChar *) wxT(#name), (wxChar *) wxT(#basename1), (wxChar *) wxT(#basename2), (int) sizeof(name), (wxObjectConstructorFn) wxConstructorFor##name);
//////
////// for abstract classes
// Single inheritance with one base class
#define IMPLEMENT_ABSTRACT_CLASS(name, basename) \
- wxClassInfo name::class##name((char *) #name, (char *) #basename, \
- (char *) NULL, (int) sizeof(name), (wxObjectConstructorFn) NULL);
+ wxClassInfo name::sm_class##name((wxChar *) wxT(#name), (wxChar *) wxT(#basename), \
+ (wxChar *) NULL, (int) sizeof(name), (wxObjectConstructorFn) NULL);
// Multiple inheritance with two base classes
#define IMPLEMENT_ABSTRACT_CLASS2(name, basename1, basename2) \
- wxClassInfo name::class##name((char *) #name, (char *) #basename1, (char *) #basename2, (int) sizeof(name), (wxObjectConstructorFn) NULL);
+ wxClassInfo name::sm_class##name((wxChar *) wxT(#name), (wxChar *) wxT(#basename1), \
+ (wxChar *) wxT(#basename2), (int) sizeof(name), (wxObjectConstructorFn) NULL);
#define IMPLEMENT_CLASS IMPLEMENT_ABSTRACT_CLASS
#define IMPLEMENT_CLASS2 IMPLEMENT_ABSTRACT_CLASS2
-#define CLASSINFO(name) (&name::class##name)
+#define CLASSINFO(name) (&name::sm_class##name)
-#else
+#else // !wxUSE_DYNAMIC_CLASSES
// No dynamic class system: so stub out the macros
#define DECLARE_DYNAMIC_CLASS(name)
#define IMPLEMENT_CLASS IMPLEMENT_ABSTRACT_CLASS
#define IMPLEMENT_CLASS2 IMPLEMENT_ABSTRACT_CLASS2
-#endif
+#endif // wxUSE_DYNAMIC_CLASSES/!wxUSE_DYNAMIC_CLASSES
+
+#define wxIS_KIND_OF(obj, className) obj->IsKindOf(&className::sm_class##className)
+
+// Just seems a bit nicer-looking (pretend it's not a macro)
+#define wxIsKindOf(obj, className) obj->IsKindOf(&className::sm_class##className)
-#define IS_KIND_OF(obj, className) obj->IsKindOf(&className::class##className)
+// to be replaced by dynamic_cast<> in the future
+#define wxDynamicCast(obj, className) \
+ (className *) wxCheckDynamicCast((wxObject*)(obj), &className::sm_class##className)
+
+// The 'this' pointer is always true, so use this version to cast the this
+// pointer and avoid compiler warnings.
+#define wxDynamicCastThis(className) \
+ (IsKindOf(&className::sm_class##className) \
+ ? (className *)(this) \
+ : (className *)0)
+
+#define wxConstCast(obj, className) ((className *)(obj))
+
+#ifdef __WXDEBUG__
+ inline void wxCheckCast(void *ptr)
+ {
+ wxASSERT_MSG( ptr, _T("wxStaticCast() used incorrectly") );
+ }
+
+ #define wxStaticCast(obj, className) \
+ (wxCheckCast(wxDynamicCast(obj, className)), ((className *)(obj)))
+
+#else // !Debug
+ #define wxStaticCast(obj, className) ((className *)(obj))
+#endif // Debug/!Debug
// Unfortunately Borland seems to need this include.
+#if wxUSE_STD_IOSTREAM && (defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT)
#ifdef __BORLANDC__
-#if USE_IOSTREAMH
-#include <iostream.h>
-#else
-#include <iostream>
+ #if wxUSE_IOSTREAMH
+ #include <iostream.h>
+ #else
+ #include <iostream>
+ #endif
#endif
#endif
public:
// This is equivalent to using the macro DECLARE_ABSTRACT_CLASS
- static wxClassInfo classwxObject;
+ static wxClassInfo sm_classwxObject;
wxObject(void);
virtual ~wxObject(void);
- virtual wxClassInfo *GetClassInfo(void) { return &classwxObject; }
-
- bool IsKindOf(wxClassInfo *info);
-
-#if WXDEBUG && USE_MEMORY_TRACING
- void * operator new (size_t size, char * fileName = NULL, int lineNum = 0);
- void operator delete (void * buf);
-
- // Cause problems for VC++
-#ifndef _MSC_VER
- void * operator new[] (size_t size, char * fileName = NULL, int lineNum = 0);
- void operator delete[] (void * buf);
-#endif
-
-#endif
-
-#if WXDEBUG || USE_DEBUG_CONTEXT
- virtual void Dump(ostream& str);
+ virtual wxClassInfo *GetClassInfo(void) const { return &sm_classwxObject; }
+
+ bool IsKindOf(wxClassInfo *info) const;
+
+#if defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING
+ void * operator new (size_t size, wxChar * fileName = NULL, int lineNum = 0);
+# if defined(__VISAGECPP__)
+# if __DEBUG_ALLOC__
+ void operator delete (void * buf,const char * _fname, size_t _line);
+# endif //__DEBUG_ALLOC__
+# else // Everybody else
+ void operator delete (void * buf);
+# endif // end of VISAGECPP
+
+// VC++ 6.0
+# if defined(__VISUALC__) && (__VISUALC__ >= 1200)
+ void operator delete(void *buf, wxChar*, int);
+# endif
+
+ // Causes problems for VC++
+# if wxUSE_ARRAY_MEMORY_OPERATORS && !defined(__VISUALC__) && !defined( __MWERKS__)
+ void * operator new[] (size_t size, wxChar * fileName = NULL, int lineNum = 0);
+ void operator delete[] (void * buf);
+# endif
+
+# ifdef __MWERKS__
+ void * operator new[] (size_t size, wxChar * fileName , int lineNum = 0);
+ void * operator new[] (size_t size) { return operator new[] ( size , NULL , 0 ) ; }
+ void operator delete[] (void * buf);
+# endif
+
+#endif // Debug & memory tracing
+
+#if wxUSE_STD_IOSTREAM && (defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT)
+ virtual void Dump(wxSTD ostream& str);
#endif
-#ifdef USE_SERIAL
+#if wxUSE_SERIAL
virtual void StoreObject( wxObjectOutputStream &stream );
virtual void LoadObject( wxObjectInputStream &stream );
#endif
inline void SetRefData(wxObjectRefData *data) { m_refData = data; }
protected:
- wxObjectRefData *m_refData;
-#ifdef USE_SERIAL
- wxObject_Serialize *m_serialObj;
+ wxObjectRefData* m_refData;
+#if wxUSE_SERIAL
+ wxObject_Serialize* m_serialObj;
#endif
};
int m_count;
};
-#if WXDEBUG && USE_GLOBAL_MEMORY_OPERATORS
+inline wxObject *wxCheckDynamicCast(wxObject *obj, wxClassInfo *classInfo)
+{
+ return obj && obj->GetClassInfo()->IsKindOf(classInfo) ? obj : 0;
+}
+
+#ifdef __WXDEBUG__
#ifndef WXDEBUG_NEW
-#define WXDEBUG_NEW new(__FILE__,__LINE__)
+#define WXDEBUG_NEW new(__TFILE__,__LINE__)
#endif
-#define new WXDEBUG_NEW
+#else
+#define WXDEBUG_NEW new
+#endif
+
+// Redefine new to be the debugging version. This doesn't
+// work with all compilers, in which case you need to
+// use WXDEBUG_NEW explicitly if you wish to use the debugging version.
+
+#if defined(__WXDEBUG__) && wxUSE_GLOBAL_MEMORY_OPERATORS && wxUSE_DEBUG_NEW_ALWAYS
+#define new new(__TFILE__,__LINE__)
#endif
#endif
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