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another wxUSE_DRAG_AND_DROP==0 compilation fix
[wxWidgets.git] / include / wx / object.h
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1/////////////////////////////////////////////////////////////////////////////
2// Name: wx/object.h
3// Purpose: wxObject class, plus run-time type information macros
4// Author: Julian Smart
5// Modified by: Ron Lee
6// Created: 01/02/97
7// RCS-ID: $Id$
8// Copyright: (c) 1997 Julian Smart
9// (c) 2001 Ron Lee <ron@debian.org>
10// Licence: wxWindows licence
11/////////////////////////////////////////////////////////////////////////////
12
13#ifndef _WX_OBJECTH__
14#define _WX_OBJECTH__
15
16// ----------------------------------------------------------------------------
17// headers
18// ----------------------------------------------------------------------------
19
20#include "wx/memory.h"
21
22class WXDLLIMPEXP_FWD_BASE wxObject;
23class WXDLLIMPEXP_FWD_BASE wxString;
24
25#ifndef wxUSE_EXTENDED_RTTI
26#define wxUSE_EXTENDED_RTTI 0
27#endif
28
29#define DECLARE_CLASS_INFO_ITERATORS() \
30 class WXDLLIMPEXP_BASE const_iterator \
31 { \
32 typedef wxHashTable_Node Node; \
33 public: \
34 typedef const wxClassInfo* value_type; \
35 typedef const value_type& const_reference; \
36 typedef const_iterator itor; \
37 typedef value_type* ptr_type; \
38 \
39 Node* m_node; \
40 wxHashTable* m_table; \
41 public: \
42 typedef const_reference reference_type; \
43 typedef ptr_type pointer_type; \
44 \
45 const_iterator(Node* node, wxHashTable* table) \
46 : m_node(node), m_table(table) { } \
47 const_iterator() : m_node(NULL), m_table(NULL) { } \
48 value_type operator*() const; \
49 itor& operator++(); \
50 const itor operator++(int); \
51 bool operator!=(const itor& it) const \
52 { return it.m_node != m_node; } \
53 bool operator==(const itor& it) const \
54 { return it.m_node == m_node; } \
55 }; \
56 \
57 static const_iterator begin_classinfo(); \
58 static const_iterator end_classinfo();
59
60#if wxUSE_EXTENDED_RTTI
61#include "wx/xti.h"
62#else
63
64// ----------------------------------------------------------------------------
65// conditional compilation
66// ----------------------------------------------------------------------------
67
68class WXDLLIMPEXP_FWD_BASE wxClassInfo;
69class WXDLLIMPEXP_FWD_BASE wxHashTable;
70class WXDLLIMPEXP_FWD_BASE wxObject;
71class WXDLLIMPEXP_FWD_BASE wxPluginLibrary;
72class WXDLLIMPEXP_FWD_BASE wxObjectRefData;
73class WXDLLIMPEXP_FWD_BASE wxHashTable_Node;
74
75// ----------------------------------------------------------------------------
76// wxClassInfo
77// ----------------------------------------------------------------------------
78
79typedef wxObject *(*wxObjectConstructorFn)(void);
80
81class WXDLLIMPEXP_BASE wxClassInfo
82{
83 friend class WXDLLIMPEXP_FWD_BASE wxObject;
84 friend WXDLLIMPEXP_BASE wxObject *wxCreateDynamicObject(const wxString& name);
85public:
86 wxClassInfo( const wxChar *className,
87 const wxClassInfo *baseInfo1,
88 const wxClassInfo *baseInfo2,
89 int size,
90 wxObjectConstructorFn ctor )
91 : m_className(className)
92 , m_objectSize(size)
93 , m_objectConstructor(ctor)
94 , m_baseInfo1(baseInfo1)
95 , m_baseInfo2(baseInfo2)
96 , m_next(sm_first)
97 {
98 sm_first = this;
99 Register();
100 }
101
102 ~wxClassInfo();
103
104 wxObject *CreateObject() const
105 { return m_objectConstructor ? (*m_objectConstructor)() : 0; }
106 bool IsDynamic() const { return (NULL != m_objectConstructor); }
107
108 const wxChar *GetClassName() const { return m_className; }
109 const wxChar *GetBaseClassName1() const
110 { return m_baseInfo1 ? m_baseInfo1->GetClassName() : NULL; }
111 const wxChar *GetBaseClassName2() const
112 { return m_baseInfo2 ? m_baseInfo2->GetClassName() : NULL; }
113 const wxClassInfo *GetBaseClass1() const { return m_baseInfo1; }
114 const wxClassInfo *GetBaseClass2() const { return m_baseInfo2; }
115 int GetSize() const { return m_objectSize; }
116
117 wxObjectConstructorFn GetConstructor() const
118 { return m_objectConstructor; }
119 static const wxClassInfo *GetFirst() { return sm_first; }
120 const wxClassInfo *GetNext() const { return m_next; }
121 static wxClassInfo *FindClass(const wxString& className);
122
123 // Climb upwards through inheritance hierarchy.
124 // Dual inheritance is catered for.
125
126 bool IsKindOf(const wxClassInfo *info) const
127 {
128 return info != 0 &&
129 ( info == this ||
130 ( m_baseInfo1 && m_baseInfo1->IsKindOf(info) ) ||
131 ( m_baseInfo2 && m_baseInfo2->IsKindOf(info) ) );
132 }
133
134 DECLARE_CLASS_INFO_ITERATORS()
135private:
136 const wxChar *m_className;
137 int m_objectSize;
138 wxObjectConstructorFn m_objectConstructor;
139
140 // Pointers to base wxClassInfos
141
142 const wxClassInfo *m_baseInfo1;
143 const wxClassInfo *m_baseInfo2;
144
145 // class info object live in a linked list:
146 // pointers to its head and the next element in it
147
148 static wxClassInfo *sm_first;
149 wxClassInfo *m_next;
150
151 static wxHashTable *sm_classTable;
152
153protected:
154 // registers the class
155 void Register();
156 void Unregister();
157
158 DECLARE_NO_COPY_CLASS(wxClassInfo)
159};
160
161WXDLLIMPEXP_BASE wxObject *wxCreateDynamicObject(const wxString& name);
162
163// ----------------------------------------------------------------------------
164// Dynamic class macros
165// ----------------------------------------------------------------------------
166
167#define DECLARE_ABSTRACT_CLASS(name) \
168 public: \
169 static wxClassInfo ms_classInfo; \
170 virtual wxClassInfo *GetClassInfo() const;
171
172#define DECLARE_DYNAMIC_CLASS_NO_ASSIGN(name) \
173 DECLARE_NO_ASSIGN_CLASS(name) \
174 DECLARE_DYNAMIC_CLASS(name)
175
176#define DECLARE_DYNAMIC_CLASS_NO_COPY(name) \
177 DECLARE_NO_COPY_CLASS(name) \
178 DECLARE_DYNAMIC_CLASS(name)
179
180#define DECLARE_DYNAMIC_CLASS(name) \
181 DECLARE_ABSTRACT_CLASS(name) \
182 static wxObject* wxCreateObject();
183
184#define DECLARE_CLASS(name) DECLARE_DYNAMIC_CLASS(name)
185
186
187// common part of the macros below
188#define wxIMPLEMENT_CLASS_COMMON(name, basename, baseclsinfo2, func) \
189 wxClassInfo name::ms_classInfo(wxT(#name), \
190 &basename::ms_classInfo, \
191 baseclsinfo2, \
192 (int) sizeof(name), \
193 (wxObjectConstructorFn) func); \
194 \
195 wxClassInfo *name::GetClassInfo() const \
196 { return &name::ms_classInfo; }
197
198#define wxIMPLEMENT_CLASS_COMMON1(name, basename, func) \
199 wxIMPLEMENT_CLASS_COMMON(name, basename, NULL, func)
200
201#define wxIMPLEMENT_CLASS_COMMON2(name, basename1, basename2, func) \
202 wxIMPLEMENT_CLASS_COMMON(name, basename1, &basename2::ms_classInfo, func)
203
204// -----------------------------------
205// for concrete classes
206// -----------------------------------
207
208 // Single inheritance with one base class
209#define IMPLEMENT_DYNAMIC_CLASS(name, basename) \
210 wxIMPLEMENT_CLASS_COMMON1(name, basename, name::wxCreateObject) \
211 wxObject* name::wxCreateObject() \
212 { return new name; }
213
214 // Multiple inheritance with two base classes
215#define IMPLEMENT_DYNAMIC_CLASS2(name, basename1, basename2) \
216 wxIMPLEMENT_CLASS_COMMON2(name, basename1, basename2, \
217 name::wxCreateObject) \
218 wxObject* name::wxCreateObject() \
219 { return new name; }
220
221// -----------------------------------
222// for abstract classes
223// -----------------------------------
224
225 // Single inheritance with one base class
226
227#define IMPLEMENT_ABSTRACT_CLASS(name, basename) \
228 wxIMPLEMENT_CLASS_COMMON1(name, basename, NULL)
229
230 // Multiple inheritance with two base classes
231
232#define IMPLEMENT_ABSTRACT_CLASS2(name, basename1, basename2) \
233 wxIMPLEMENT_CLASS_COMMON2(name, basename1, basename2, NULL)
234
235#define IMPLEMENT_CLASS IMPLEMENT_ABSTRACT_CLASS
236#define IMPLEMENT_CLASS2 IMPLEMENT_ABSTRACT_CLASS2
237
238#endif // !wxUSE_EXTENDED_RTTI
239
240
241// -----------------------------------
242// for pluggable classes
243// -----------------------------------
244
245 // NOTE: this should probably be the very first statement
246 // in the class declaration so wxPluginSentinel is
247 // the first member initialised and the last destroyed.
248
249// _DECLARE_DL_SENTINEL(name) wxPluginSentinel m_pluginsentinel;
250
251#if wxUSE_NESTED_CLASSES
252
253#define _DECLARE_DL_SENTINEL(name, exportdecl) \
254class exportdecl name##PluginSentinel { \
255private: \
256 static const wxString sm_className; \
257public: \
258 name##PluginSentinel(); \
259 ~name##PluginSentinel(); \
260}; \
261name##PluginSentinel m_pluginsentinel;
262
263#define _IMPLEMENT_DL_SENTINEL(name) \
264 const wxString name::name##PluginSentinel::sm_className(#name); \
265 name::name##PluginSentinel::name##PluginSentinel() { \
266 wxPluginLibrary *e = (wxPluginLibrary*) wxPluginLibrary::ms_classes.Get(#name); \
267 if( e != 0 ) { e->RefObj(); } \
268 } \
269 name::name##PluginSentinel::~name##PluginSentinel() { \
270 wxPluginLibrary *e = (wxPluginLibrary*) wxPluginLibrary::ms_classes.Get(#name); \
271 if( e != 0 ) { e->UnrefObj(); } \
272 }
273#else
274
275#define _DECLARE_DL_SENTINEL(name)
276#define _IMPLEMENT_DL_SENTINEL(name)
277
278#endif // wxUSE_NESTED_CLASSES
279
280#define DECLARE_PLUGGABLE_CLASS(name) \
281 DECLARE_DYNAMIC_CLASS(name) _DECLARE_DL_SENTINEL(name, WXDLLIMPEXP_CORE)
282#define DECLARE_ABSTRACT_PLUGGABLE_CLASS(name) \
283 DECLARE_ABSTRACT_CLASS(name) _DECLARE_DL_SENTINEL(name, WXDLLIMPEXP_CORE)
284
285#define DECLARE_USER_EXPORTED_PLUGGABLE_CLASS(name, usergoo) \
286 DECLARE_DYNAMIC_CLASS(name) _DECLARE_DL_SENTINEL(name, usergoo)
287#define DECLARE_USER_EXPORTED_ABSTRACT_PLUGGABLE_CLASS(name, usergoo) \
288 DECLARE_ABSTRACT_CLASS(name) _DECLARE_DL_SENTINEL(name, usergoo)
289
290#define IMPLEMENT_PLUGGABLE_CLASS(name, basename) \
291 IMPLEMENT_DYNAMIC_CLASS(name, basename) _IMPLEMENT_DL_SENTINEL(name)
292#define IMPLEMENT_PLUGGABLE_CLASS2(name, basename1, basename2) \
293 IMPLEMENT_DYNAMIC_CLASS2(name, basename1, basename2) _IMPLEMENT_DL_SENTINEL(name)
294#define IMPLEMENT_ABSTRACT_PLUGGABLE_CLASS(name, basename) \
295 IMPLEMENT_ABSTRACT_CLASS(name, basename) _IMPLEMENT_DL_SENTINEL(name)
296#define IMPLEMENT_ABSTRACT_PLUGGABLE_CLASS2(name, basename1, basename2) \
297 IMPLEMENT_ABSTRACT_CLASS2(name, basename1, basename2) _IMPLEMENT_DL_SENTINEL(name)
298
299#define IMPLEMENT_USER_EXPORTED_PLUGGABLE_CLASS(name, basename) \
300 IMPLEMENT_PLUGGABLE_CLASS(name, basename)
301#define IMPLEMENT_USER_EXPORTED_PLUGGABLE_CLASS2(name, basename1, basename2) \
302 IMPLEMENT_PLUGGABLE_CLASS2(name, basename1, basename2)
303#define IMPLEMENT_USER_EXPORTED_ABSTRACT_PLUGGABLE_CLASS(name, basename) \
304 IMPLEMENT_ABSTRACT_PLUGGABLE_CLASS(name, basename)
305#define IMPLEMENT_USER_EXPORTED_ABSTRACT_PLUGGABLE_CLASS2(name, basename1, basename2) \
306 IMPLEMENT_ABSTRACT_PLUGGABLE_CLASS2(name, basename1, basename2)
307
308#define CLASSINFO(name) (&name::ms_classInfo)
309
310#define wxIS_KIND_OF(obj, className) obj->IsKindOf(&className::ms_classInfo)
311
312// Just seems a bit nicer-looking (pretend it's not a macro)
313#define wxIsKindOf(obj, className) obj->IsKindOf(&className::ms_classInfo)
314
315// this cast does some more checks at compile time as it uses static_cast
316// internally
317//
318// note that it still has different semantics from dynamic_cast<> and so can't
319// be replaced by it as long as there are any compilers not supporting it
320#define wxDynamicCast(obj, className) \
321 ((className *) wxCheckDynamicCast( \
322 const_cast<wxObject *>(static_cast<const wxObject *>(\
323 const_cast<className *>(static_cast<const className *>(obj)))), \
324 &className::ms_classInfo))
325
326// The 'this' pointer is always true, so use this version
327// to cast the this pointer and avoid compiler warnings.
328#define wxDynamicCastThis(className) \
329 (IsKindOf(&className::ms_classInfo) ? (className *)(this) : (className *)0)
330
331#ifdef __WXDEBUG__
332inline void* wxCheckCast(void *ptr)
333{
334 wxASSERT_MSG( ptr, _T("wxStaticCast() used incorrectly") );
335 return ptr;
336}
337#define wxStaticCast(obj, className) \
338 ((className *)wxCheckCast(wxDynamicCast(obj, className)))
339
340#else // !__WXDEBUG__
341#define wxStaticCast(obj, className) \
342 const_cast<className *>(static_cast<const className *>(obj))
343
344#endif // __WXDEBUG__
345
346// ----------------------------------------------------------------------------
347// set up memory debugging macros
348// ----------------------------------------------------------------------------
349
350/*
351 Which new/delete operator variants do we want?
352
353 _WX_WANT_NEW_SIZET_WXCHAR_INT = void *operator new (size_t size, wxChar *fileName = 0, int lineNum = 0)
354 _WX_WANT_DELETE_VOID = void operator delete (void * buf)
355 _WX_WANT_DELETE_VOID_CONSTCHAR_SIZET = void operator delete (void *buf, const char *_fname, size_t _line)
356 _WX_WANT_DELETE_VOID_WXCHAR_INT = void operator delete(void *buf, wxChar*, int)
357 _WX_WANT_ARRAY_NEW_SIZET_WXCHAR_INT = void *operator new[] (size_t size, wxChar *fileName , int lineNum = 0)
358 _WX_WANT_ARRAY_DELETE_VOID = void operator delete[] (void *buf)
359 _WX_WANT_ARRAY_DELETE_VOID_WXCHAR_INT = void operator delete[] (void* buf, wxChar*, int )
360*/
361
362#if defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING
363
364// All compilers get this one
365#define _WX_WANT_NEW_SIZET_WXCHAR_INT
366
367// Everyone except Visage gets the next one
368#ifndef __VISAGECPP__
369 #define _WX_WANT_DELETE_VOID
370#endif
371
372// Only visage gets this one under the correct circumstances
373#if defined(__VISAGECPP__) && __DEBUG_ALLOC__
374 #define _WX_WANT_DELETE_VOID_CONSTCHAR_SIZET
375#endif
376
377// Only VC++ 6 and CodeWarrior get overloaded delete that matches new
378#if (defined(__VISUALC__) && (__VISUALC__ >= 1200)) || \
379 (defined(__MWERKS__) && (__MWERKS__ >= 0x2400))
380 #define _WX_WANT_DELETE_VOID_WXCHAR_INT
381#endif
382
383// Now see who (if anyone) gets the array memory operators
384#if wxUSE_ARRAY_MEMORY_OPERATORS
385
386 // Everyone except Visual C++ (cause problems for VC++ - crashes)
387 #if !defined(__VISUALC__)
388 #define _WX_WANT_ARRAY_NEW_SIZET_WXCHAR_INT
389 #endif
390
391 // Everyone except Visual C++ (cause problems for VC++ - crashes)
392 #if !defined(__VISUALC__)
393 #define _WX_WANT_ARRAY_DELETE_VOID
394 #endif
395
396 // Only CodeWarrior 6 or higher
397 #if defined(__MWERKS__) && (__MWERKS__ >= 0x2400)
398 #define _WX_WANT_ARRAY_DELETE_VOID_WXCHAR_INT
399 #endif
400
401#endif // wxUSE_ARRAY_MEMORY_OPERATORS
402
403#endif // __WXDEBUG__ && wxUSE_MEMORY_TRACING
404
405// ----------------------------------------------------------------------------
406// wxObjectRefData: ref counted data meant to be stored in wxObject
407// ----------------------------------------------------------------------------
408
409class WXDLLIMPEXP_BASE wxObjectRefData
410{
411 friend class WXDLLIMPEXP_FWD_BASE wxObject;
412
413public:
414 wxObjectRefData() : m_count(1) { }
415
416 int GetRefCount() const { return m_count; }
417
418 void IncRef() { m_count++; }
419 void DecRef();
420
421protected:
422 // this object should never be destroyed directly but only as a
423 // result of a DecRef() call:
424 virtual ~wxObjectRefData() { }
425
426private:
427 // our refcount:
428 int m_count;
429};
430
431// ----------------------------------------------------------------------------
432// wxObjectDataPtr: helper class to avoid memleaks because of missing calls
433// to wxObjectRefData::DecRef
434// ----------------------------------------------------------------------------
435
436template <class T>
437class wxObjectDataPtr
438{
439public:
440 typedef T element_type;
441
442 wxEXPLICIT wxObjectDataPtr(T *ptr = NULL) : m_ptr(ptr) {}
443
444 // copy ctor
445 wxObjectDataPtr(const wxObjectDataPtr<T> &tocopy)
446 : m_ptr(tocopy.m_ptr)
447 {
448 if (m_ptr)
449 m_ptr->IncRef();
450 }
451
452 ~wxObjectDataPtr()
453 {
454 if (m_ptr)
455 m_ptr->DecRef();
456 }
457
458 T *get() const { return m_ptr; }
459
460 // test for pointer validity: defining conversion to unspecified_bool_type
461 // and not more obvious bool to avoid implicit conversions to integer types
462 typedef T *(wxObjectDataPtr<T>::*unspecified_bool_type)() const;
463 operator unspecified_bool_type() const
464 {
465 return m_ptr ? &wxObjectDataPtr<T>::get : NULL;
466 }
467
468 T& operator*() const
469 {
470 wxASSERT(m_ptr != NULL);
471 return *(m_ptr);
472 }
473
474 T *operator->() const
475 {
476 wxASSERT(m_ptr != NULL);
477 return get();
478 }
479
480 void reset(T *ptr)
481 {
482 if (m_ptr)
483 m_ptr->DecRef();
484 m_ptr = ptr;
485 }
486
487 wxObjectDataPtr& operator=(const wxObjectDataPtr &tocopy)
488 {
489 if (m_ptr)
490 m_ptr->DecRef();
491 m_ptr = tocopy.m_ptr;
492 if (m_ptr)
493 m_ptr->IncRef();
494 return *this;
495 }
496
497 wxObjectDataPtr& operator=(T *ptr)
498 {
499 if (m_ptr)
500 m_ptr->DecRef();
501 m_ptr = ptr;
502 return *this;
503 }
504
505private:
506 T *m_ptr;
507};
508
509// ----------------------------------------------------------------------------
510// wxObject: the root class of wxWidgets object hierarchy
511// ----------------------------------------------------------------------------
512
513class WXDLLIMPEXP_BASE wxObject
514{
515 DECLARE_ABSTRACT_CLASS(wxObject)
516
517public:
518 wxObject() { m_refData = NULL; }
519 virtual ~wxObject() { UnRef(); }
520
521 wxObject(const wxObject& other)
522 {
523 m_refData = other.m_refData;
524 if (m_refData)
525 m_refData->m_count++;
526 }
527
528 wxObject& operator=(const wxObject& other)
529 {
530 if ( this != &other )
531 {
532 Ref(other);
533 }
534 return *this;
535 }
536
537 bool IsKindOf(const wxClassInfo *info) const;
538
539
540 // Turn on the correct set of new and delete operators
541
542#ifdef _WX_WANT_NEW_SIZET_WXCHAR_INT
543 void *operator new ( size_t size, const wxChar *fileName = NULL, int lineNum = 0 );
544#endif
545
546#ifdef _WX_WANT_DELETE_VOID
547 void operator delete ( void * buf );
548#endif
549
550#ifdef _WX_WANT_DELETE_VOID_CONSTCHAR_SIZET
551 void operator delete ( void *buf, const char *_fname, size_t _line );
552#endif
553
554#ifdef _WX_WANT_DELETE_VOID_WXCHAR_INT
555 void operator delete ( void *buf, const wxChar*, int );
556#endif
557
558#ifdef _WX_WANT_ARRAY_NEW_SIZET_WXCHAR_INT
559 void *operator new[] ( size_t size, const wxChar *fileName = NULL, int lineNum = 0 );
560#endif
561
562#ifdef _WX_WANT_ARRAY_DELETE_VOID
563 void operator delete[] ( void *buf );
564#endif
565
566#ifdef _WX_WANT_ARRAY_DELETE_VOID_WXCHAR_INT
567 void operator delete[] (void* buf, const wxChar*, int );
568#endif
569
570 // ref counted data handling methods
571
572 // get/set
573 wxObjectRefData *GetRefData() const { return m_refData; }
574 void SetRefData(wxObjectRefData *data) { m_refData = data; }
575
576 // make a 'clone' of the object
577 void Ref(const wxObject& clone);
578
579 // destroy a reference
580 void UnRef();
581
582 // Make sure this object has only one reference
583 void UnShare() { AllocExclusive(); }
584
585 // check if this object references the same data as the other one
586 bool IsSameAs(const wxObject& o) const { return m_refData == o.m_refData; }
587
588protected:
589 // ensure that our data is not shared with anybody else: if we have no
590 // data, it is created using CreateRefData() below, if we have shared data
591 // it is copied using CloneRefData(), otherwise nothing is done
592 void AllocExclusive();
593
594 // both methods must be implemented if AllocExclusive() is used, not pure
595 // virtual only because of the backwards compatibility reasons
596
597 // create a new m_refData
598 virtual wxObjectRefData *CreateRefData() const;
599
600 // create a new m_refData initialized with the given one
601 virtual wxObjectRefData *CloneRefData(const wxObjectRefData *data) const;
602
603 wxObjectRefData *m_refData;
604};
605
606inline wxObject *wxCheckDynamicCast(wxObject *obj, wxClassInfo *classInfo)
607{
608 return obj && obj->GetClassInfo()->IsKindOf(classInfo) ? obj : NULL;
609}
610
611#if wxUSE_EXTENDED_RTTI
612class WXDLLIMPEXP_BASE wxDynamicObject : public wxObject
613{
614 friend class WXDLLIMPEXP_FWD_BASE wxDynamicClassInfo ;
615public:
616 // instantiates this object with an instance of its superclass
617 wxDynamicObject(wxObject* superClassInstance, const wxDynamicClassInfo *info) ;
618 virtual ~wxDynamicObject();
619
620 void SetProperty (const wxChar *propertyName, const wxxVariant &value);
621 wxxVariant GetProperty (const wxChar *propertyName) const ;
622
623 // get the runtime identity of this object
624 wxClassInfo *GetClassInfo() const
625 {
626#ifdef _MSC_VER
627 return (wxClassInfo*) m_classInfo;
628#else
629 wxDynamicClassInfo *nonconst = const_cast<wxDynamicClassInfo *>(m_classInfo);
630 return static_cast<wxClassInfo *>(nonconst);
631#endif
632 }
633
634 wxObject* GetSuperClassInstance() const
635 {
636 return m_superClassInstance ;
637 }
638private :
639 // removes an existing runtime-property
640 void RemoveProperty( const wxChar *propertyName ) ;
641
642 // renames an existing runtime-property
643 void RenameProperty( const wxChar *oldPropertyName , const wxChar *newPropertyName ) ;
644
645 wxObject *m_superClassInstance ;
646 const wxDynamicClassInfo *m_classInfo;
647 struct wxDynamicObjectInternal;
648 wxDynamicObjectInternal *m_data;
649};
650#endif
651
652// ----------------------------------------------------------------------------
653// more debugging macros
654// ----------------------------------------------------------------------------
655
656// Redefine new to be the debugging version. This doesn't work with all
657// compilers, in which case you need to use WXDEBUG_NEW explicitly if you wish
658// to use the debugging version.
659
660#ifdef __WXDEBUG__
661 #define WXDEBUG_NEW new(__TFILE__,__LINE__)
662
663 #if wxUSE_DEBUG_NEW_ALWAYS
664 #if wxUSE_GLOBAL_MEMORY_OPERATORS
665 #define new WXDEBUG_NEW
666 #elif defined(__VISUALC__)
667 // Including this file redefines new and allows leak reports to
668 // contain line numbers
669 #include "wx/msw/msvcrt.h"
670 #endif
671 #endif // wxUSE_DEBUG_NEW_ALWAYS
672#else // !__WXDEBUG__
673 #define WXDEBUG_NEW new
674#endif // __WXDEBUG__/!__WXDEBUG__
675
676#endif // _WX_OBJECTH__
wxWidgets (Impactor)