X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e3e65dac0c4e7ad19e3c270caa1e0eea138e5d8d..b8ad9f18caf4f27071b4042339743fbf594a52b2:/include/wx/object.h diff --git a/include/wx/object.h b/include/wx/object.h index 50667186a6..f444b6786e 100644 --- a/include/wx/object.h +++ b/include/wx/object.h @@ -6,33 +6,43 @@ // Created: 01/02/97 // RCS-ID: $Id$ // Copyright: (c) Julian Smart and Markus Holzem -// Licence: wxWindows licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifndef __OBJECTH__ -#define __OBJECTH__ +#ifndef _WX_OBJECTH__ +#define _WX_OBJECTH__ #ifdef __GNUG__ #pragma interface "object.h" #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 WXDLLEXPORT ostream; class WXDLLEXPORT wxInputStream; -class WXDLLIMPORT wxObjectInputStream; -class WXDLLIMPORT wxObjectOutputStream; +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 @@ -43,46 +53,58 @@ typedef wxObject * (*wxObjectConstructorFn) (void); 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; + wxClassInfo(wxChar *cName, wxChar *baseName1, wxChar *baseName2, int sz, wxObjectConstructorFn fn); + + wxObject *CreateObject(void); - static wxClassInfo *first; - wxClassInfo *next; + inline wxChar *GetClassName(void) const { return m_className; } + inline wxChar *GetBaseClassName1(void) const { return m_baseClassName1; } + inline wxChar *GetBaseClassName2(void) const { return m_baseClassName2; } + inline wxClassInfo* GetBaseClass1() const { return m_baseInfo1; } + inline wxClassInfo* GetBaseClass2() const { return m_baseInfo2; } + inline int GetSize(void) const { return m_objectSize; } + inline wxObjectConstructorFn GetConstructor() const { return m_objectConstructor; } + static inline wxClassInfo* GetFirst() { return sm_first; } + inline wxClassInfo* GetNext() const { return m_next; } + bool IsKindOf(wxClassInfo *info) const; - wxClassInfo(char *cName, char *baseName1, char *baseName2, int sz, wxObjectConstructorFn fn); + static wxClassInfo *FindClass(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. + // Initializes parent pointers and hash table for fast searching. static void InitializeClasses(void); + + // Cleans up hash table used for fast searching. + static void CleanUpClasses(void); + +public: + wxChar* m_className; + wxChar* m_baseClassName1; + wxChar* m_baseClassName2; + int m_objectSize; + wxObjectConstructorFn m_objectConstructor; + + // Pointers to base wxClassInfos: set in InitializeClasses + // called from wx_main.cc + wxClassInfo* m_baseInfo1; + wxClassInfo* m_baseInfo2; + + static wxClassInfo* sm_first; + wxClassInfo* m_next; + + static wxHashTable* sm_classTable; }; -wxObject* WXDLLEXPORT wxCreateDynamicObject(char *name); +WXDLLEXPORT wxObject* wxCreateDynamicObject(const wxChar *name); -#ifdef USE_STORABLE_CLASSES -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) @@ -95,13 +117,13 @@ wxObject* WXDLLEXPORT wxCreateStoredObject( wxInputStream& stream ); #define IMPLEMENT_DYNAMIC_CLASS(name, basename) \ wxObject* WXDLLEXPORT_CTORFN wxConstructorFor##name(void) \ { return new name; }\ - wxClassInfo name::class##name(#name, #basename, NULL, sizeof(name), 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(#name, #basename1, #basename2, sizeof(name), 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 @@ -109,18 +131,20 @@ wxObject* WXDLLEXPORT_CTORFN wxConstructorFor##name(void) \ // Single inheritance with one base class #define IMPLEMENT_ABSTRACT_CLASS(name, basename) \ - wxClassInfo name::class##name(#name, #basename, NULL, sizeof(name), 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(#name, #basename1, #basename2, sizeof(name), 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) @@ -133,17 +157,26 @@ wxObject* WXDLLEXPORT_CTORFN wxConstructorFor##name(void) \ #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) -#define IS_KIND_OF(obj, className) obj->IsKindOf(&className::class##className) +// Just seems a bit nicer-looking (pretend it's not a macro) +#define wxIsKindOf(obj, className) obj->IsKindOf(&className::sm_class##className) + +// to be replaced by dynamic_cast<> in the future +#define wxDynamicCast(obj, className) \ + ((obj) && ((obj)->IsKindOf(&className::sm_class##className)) \ + ? (className *)(obj) \ + : (className *)0) // Unfortunately Borland seems to need this include. #ifdef __BORLANDC__ -#if USE_IOSTREAMH -#include -#else -#include -#endif + #if wxUSE_IOSTREAMH + #include + #else + #include + #endif #endif class WXDLLEXPORT wxObjectRefData; @@ -153,34 +186,47 @@ class WXDLLEXPORT wxObject 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; } + virtual wxClassInfo *GetClassInfo(void) const { return &sm_classwxObject; } + wxObject *Clone(void) const; + virtual void CopyObject(wxObject& object_dest) const; - bool IsKindOf(wxClassInfo *info); + bool IsKindOf(wxClassInfo *info) const; -#if WXDEBUG && USE_MEMORY_TRACING - void * operator new (size_t size, char * fileName = NULL, int lineNum = 0); +#if defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING + void * operator new (size_t size, wxChar * 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); + +// VC++ 6.0 +#if defined(__VISUALC__) && (__VISUALC__ >= 1200) + void operator delete(void *buf, char*, 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 -#if WXDEBUG || USE_DEBUG_CONTEXT +#endif // Debug & memory tracing + +#if wxUSE_STD_IOSTREAM && (defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT) virtual void Dump(ostream& str); #endif -#ifdef USE_STORABLE_CLASSES - virtual void StoreObject( wxObjectOutputStream &WXUNUSED(stream) ) {}; - virtual void LoadObject( wxObjectInputStream &WXUNUSED(stream) ) {}; +#if wxUSE_SERIAL + virtual void StoreObject( wxObjectOutputStream &stream ); + virtual void LoadObject( wxObjectInputStream &stream ); #endif // make a 'clone' of the object @@ -193,7 +239,10 @@ class WXDLLEXPORT wxObject inline void SetRefData(wxObjectRefData *data) { m_refData = data; } protected: - wxObjectRefData *m_refData; + wxObjectRefData* m_refData; +#if wxUSE_SERIAL + wxObject_Serialize* m_serialObj; +#endif }; /* @@ -213,14 +262,23 @@ private: int m_count; }; -#if WXDEBUG && USE_GLOBAL_MEMORY_OPERATORS +#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 - // __OBJECTH__ + // _WX_OBJECTH__