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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/common/xti.cpp | |
3 | // Purpose: runtime metadata information (extended class info | |
4 | // Author: Stefan Csomor | |
5 | // Modified by: | |
6 | // Created: 27/07/03 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) 1997 Julian Smart | |
9 | // (c) 2003 Stefan Csomor | |
10 | // Licence: wxWindows licence | |
11 | ///////////////////////////////////////////////////////////////////////////// | |
12 | ||
13 | // For compilers that support precompilation, includes "wx.h". | |
14 | #include "wx/wxprec.h" | |
15 | ||
16 | #ifdef __BORLANDC__ | |
17 | #pragma hdrstop | |
18 | #endif | |
19 | ||
20 | #if wxUSE_EXTENDED_RTTI | |
21 | ||
22 | #ifndef WX_PRECOMP | |
23 | #include "wx/object.h" | |
24 | #include "wx/list.h" | |
25 | #include "wx/hash.h" | |
26 | #endif | |
27 | ||
28 | #include "wx/xti.h" | |
29 | #include "wx/xml/xml.h" | |
30 | #include "wx/tokenzr.h" | |
31 | #include <string.h> | |
32 | ||
33 | #include "wx/beforestd.h" | |
34 | #include <map> | |
35 | #include <string> | |
36 | #include <list> | |
37 | #include "wx/afterstd.h" | |
38 | ||
39 | using namespace std ; | |
40 | ||
41 | // ---------------------------------------------------------------------------- | |
42 | // Enum Support | |
43 | // ---------------------------------------------------------------------------- | |
44 | ||
45 | wxEnumData::wxEnumData( wxEnumMemberData* data ) | |
46 | { | |
47 | m_members = data ; | |
48 | for ( m_count = 0; m_members[m_count].m_name ; m_count++) | |
49 | {} ; | |
50 | } | |
51 | ||
52 | bool wxEnumData::HasEnumMemberValue(const wxChar *name, int *value) const | |
53 | { | |
54 | int i; | |
55 | for (i = 0; m_members[i].m_name ; i++ ) | |
56 | { | |
57 | if (!wxStrcmp(name, m_members[i].m_name)) | |
58 | { | |
59 | if ( value ) | |
60 | *value = m_members[i].m_value; | |
61 | return true ; | |
62 | } | |
63 | } | |
64 | return false ; | |
65 | } | |
66 | ||
67 | int wxEnumData::GetEnumMemberValue(const wxChar *name) const | |
68 | { | |
69 | int i; | |
70 | for (i = 0; m_members[i].m_name ; i++ ) | |
71 | { | |
72 | if (!wxStrcmp(name, m_members[i].m_name)) | |
73 | { | |
74 | return m_members[i].m_value; | |
75 | } | |
76 | } | |
77 | return 0 ; | |
78 | } | |
79 | ||
80 | const wxChar *wxEnumData::GetEnumMemberName(int value) const | |
81 | { | |
82 | int i; | |
83 | for (i = 0; m_members[i].m_name ; i++) | |
84 | if (value == m_members[i].m_value) | |
85 | return m_members[i].m_name; | |
86 | ||
87 | return wxEmptyString ; | |
88 | } | |
89 | ||
90 | int wxEnumData::GetEnumMemberValueByIndex( int idx ) const | |
91 | { | |
92 | // we should cache the count in order to avoid out-of-bounds errors | |
93 | return m_members[idx].m_value ; | |
94 | } | |
95 | ||
96 | const wxChar * wxEnumData::GetEnumMemberNameByIndex( int idx ) const | |
97 | { | |
98 | // we should cache the count in order to avoid out-of-bounds errors | |
99 | return m_members[idx].m_name ; | |
100 | } | |
101 | ||
102 | // ---------------------------------------------------------------------------- | |
103 | // Type Information | |
104 | // ---------------------------------------------------------------------------- | |
105 | // ---------------------------------------------------------------------------- | |
106 | // value streaming | |
107 | // ---------------------------------------------------------------------------- | |
108 | ||
109 | // streamer specializations | |
110 | // for all built-in types | |
111 | ||
112 | // bool | |
113 | ||
114 | template<> void wxStringReadValue(const wxString &s , bool &data ) | |
115 | { | |
116 | int intdata ; | |
117 | wxSscanf(s, wxT("%d"), &intdata ) ; | |
118 | data = (bool)intdata ; | |
119 | } | |
120 | ||
121 | template<> void wxStringWriteValue(wxString &s , const bool &data ) | |
122 | { | |
123 | s = wxString::Format(wxT("%d"), data ) ; | |
124 | } | |
125 | ||
126 | // char | |
127 | ||
128 | template<> void wxStringReadValue(const wxString &s , char &data ) | |
129 | { | |
130 | int intdata ; | |
131 | wxSscanf(s, wxT("%d"), &intdata ) ; | |
132 | data = char(intdata) ; | |
133 | } | |
134 | ||
135 | template<> void wxStringWriteValue(wxString &s , const char &data ) | |
136 | { | |
137 | s = wxString::Format(wxT("%d"), data ) ; | |
138 | } | |
139 | ||
140 | // unsigned char | |
141 | ||
142 | template<> void wxStringReadValue(const wxString &s , unsigned char &data ) | |
143 | { | |
144 | int intdata ; | |
145 | wxSscanf(s, wxT("%d"), &intdata ) ; | |
146 | data = (unsigned char)(intdata) ; | |
147 | } | |
148 | ||
149 | template<> void wxStringWriteValue(wxString &s , const unsigned char &data ) | |
150 | { | |
151 | s = wxString::Format(wxT("%d"), data ) ; | |
152 | } | |
153 | ||
154 | // int | |
155 | ||
156 | template<> void wxStringReadValue(const wxString &s , int &data ) | |
157 | { | |
158 | wxSscanf(s, wxT("%d"), &data ) ; | |
159 | } | |
160 | ||
161 | template<> void wxStringWriteValue(wxString &s , const int &data ) | |
162 | { | |
163 | s = wxString::Format(wxT("%d"), data ) ; | |
164 | } | |
165 | ||
166 | // unsigned int | |
167 | ||
168 | template<> void wxStringReadValue(const wxString &s , unsigned int &data ) | |
169 | { | |
170 | wxSscanf(s, wxT("%d"), &data ) ; | |
171 | } | |
172 | ||
173 | template<> void wxStringWriteValue(wxString &s , const unsigned int &data ) | |
174 | { | |
175 | s = wxString::Format(wxT("%d"), data ) ; | |
176 | } | |
177 | ||
178 | // long | |
179 | ||
180 | template<> void wxStringReadValue(const wxString &s , long &data ) | |
181 | { | |
182 | wxSscanf(s, wxT("%ld"), &data ) ; | |
183 | } | |
184 | ||
185 | template<> void wxStringWriteValue(wxString &s , const long &data ) | |
186 | { | |
187 | s = wxString::Format(wxT("%ld"), data ) ; | |
188 | } | |
189 | ||
190 | // unsigned long | |
191 | ||
192 | template<> void wxStringReadValue(const wxString &s , unsigned long &data ) | |
193 | { | |
194 | wxSscanf(s, wxT("%ld"), &data ) ; | |
195 | } | |
196 | ||
197 | template<> void wxStringWriteValue(wxString &s , const unsigned long &data ) | |
198 | { | |
199 | s = wxString::Format(wxT("%ld"), data ) ; | |
200 | } | |
201 | ||
202 | // float | |
203 | ||
204 | template<> void wxStringReadValue(const wxString &s , float &data ) | |
205 | { | |
206 | wxSscanf(s, wxT("%f"), &data ) ; | |
207 | } | |
208 | ||
209 | template<> void wxStringWriteValue(wxString &s , const float &data ) | |
210 | { | |
211 | s = wxString::Format(wxT("%f"), data ) ; | |
212 | } | |
213 | ||
214 | // double | |
215 | ||
216 | template<> void wxStringReadValue(const wxString &s , double &data ) | |
217 | { | |
218 | wxSscanf(s, wxT("%lf"), &data ) ; | |
219 | } | |
220 | ||
221 | template<> void wxStringWriteValue(wxString &s , const double &data ) | |
222 | { | |
223 | s = wxString::Format(wxT("%lf"), data ) ; | |
224 | } | |
225 | ||
226 | // wxString | |
227 | ||
228 | template<> void wxStringReadValue(const wxString &s , wxString &data ) | |
229 | { | |
230 | data = s ; | |
231 | } | |
232 | ||
233 | template<> void wxStringWriteValue(wxString &s , const wxString &data ) | |
234 | { | |
235 | s = data ; | |
236 | } | |
237 | ||
238 | // built-ins | |
239 | // | |
240 | ||
241 | #if wxUSE_FUNC_TEMPLATE_POINTER | |
242 | #define wxBUILTIN_TYPE_INFO( element , type ) \ | |
243 | wxBuiltInTypeInfo s_typeInfo##type(element , &wxToStringConverter<type> , &wxFromStringConverter<type> , typeid(type).name()) ; | |
244 | #else | |
245 | #define wxBUILTIN_TYPE_INFO( element , type ) \ | |
246 | void _toString##element( const wxxVariant& data , wxString &result ) { wxToStringConverter<type>(data, result); } \ | |
247 | void _fromString##element( const wxString& data , wxxVariant &result ) { wxFromStringConverter<type>(data, result); } \ | |
248 | wxBuiltInTypeInfo s_typeInfo##type(element , &_toString##element , &_fromString##element , typeid(type).name()) ; | |
249 | #endif | |
250 | ||
251 | typedef unsigned char unsigned_char; | |
252 | typedef unsigned int unsigned_int; | |
253 | typedef unsigned long unsigned_long; | |
254 | ||
255 | wxBuiltInTypeInfo s_typeInfovoid( wxT_VOID , NULL , NULL , typeid(void).name()); | |
256 | wxBUILTIN_TYPE_INFO( wxT_BOOL , bool); | |
257 | wxBUILTIN_TYPE_INFO( wxT_CHAR , char); | |
258 | wxBUILTIN_TYPE_INFO( wxT_UCHAR , unsigned_char); | |
259 | wxBUILTIN_TYPE_INFO( wxT_INT , int); | |
260 | wxBUILTIN_TYPE_INFO( wxT_UINT , unsigned_int); | |
261 | wxBUILTIN_TYPE_INFO( wxT_LONG , long); | |
262 | wxBUILTIN_TYPE_INFO( wxT_ULONG , unsigned_long); | |
263 | wxBUILTIN_TYPE_INFO( wxT_FLOAT , float); | |
264 | wxBUILTIN_TYPE_INFO( wxT_DOUBLE , double); | |
265 | wxBUILTIN_TYPE_INFO( wxT_STRING , wxString); | |
266 | ||
267 | ||
268 | // this are compiler induced specialization which are never used anywhere | |
269 | ||
270 | wxILLEGAL_TYPE_SPECIALIZATION( char const * ) | |
271 | wxILLEGAL_TYPE_SPECIALIZATION( char * ) | |
272 | wxILLEGAL_TYPE_SPECIALIZATION( unsigned char * ) | |
273 | wxILLEGAL_TYPE_SPECIALIZATION( int * ) | |
274 | wxILLEGAL_TYPE_SPECIALIZATION( bool * ) | |
275 | wxILLEGAL_TYPE_SPECIALIZATION( long * ) | |
276 | wxILLEGAL_TYPE_SPECIALIZATION( wxString * ) | |
277 | ||
278 | wxCOLLECTION_TYPE_INFO( wxString , wxArrayString ) ; | |
279 | ||
280 | template<> void wxCollectionToVariantArray( wxArrayString const &theArray, wxxVariantArray &value) | |
281 | { | |
282 | wxArrayCollectionToVariantArray( theArray , value ) ; | |
283 | } | |
284 | ||
285 | wxTypeInfoMap *wxTypeInfo::ms_typeTable = NULL ; | |
286 | ||
287 | wxTypeInfo *wxTypeInfo::FindType(const wxChar *typeName) | |
288 | { | |
289 | wxTypeInfoMap::iterator iter = ms_typeTable->find(typeName) ; | |
290 | wxASSERT_MSG( iter != ms_typeTable->end() , wxT("lookup for a non-existent type-info") ) ; | |
291 | return (wxTypeInfo *)iter->second; | |
292 | } | |
293 | ||
294 | #if wxUSE_UNICODE | |
295 | wxClassTypeInfo::wxClassTypeInfo( wxTypeKind kind , wxClassInfo* classInfo , converterToString_t to , converterFromString_t from , const char *name) : | |
296 | wxTypeInfo( kind , to , from , name) | |
297 | { wxASSERT_MSG( kind == wxT_OBJECT_PTR || kind == wxT_OBJECT , wxT("Illegal Kind for Enum Type")) ; m_classInfo = classInfo ;} | |
298 | #endif | |
299 | ||
300 | wxClassTypeInfo::wxClassTypeInfo( wxTypeKind kind , wxClassInfo* classInfo , converterToString_t to , converterFromString_t from , const wxString &name) : | |
301 | wxTypeInfo( kind , to , from , name) | |
302 | { wxASSERT_MSG( kind == wxT_OBJECT_PTR || kind == wxT_OBJECT , wxT("Illegal Kind for Enum Type")) ; m_classInfo = classInfo ;} | |
303 | ||
304 | wxDelegateTypeInfo::wxDelegateTypeInfo( int eventType , wxClassInfo* eventClass , converterToString_t to , converterFromString_t from ) : | |
305 | wxTypeInfo ( wxT_DELEGATE , to , from , wxEmptyString ) | |
306 | { m_eventClass = eventClass ; m_eventType = eventType ; m_lastEventType = -1 ;} | |
307 | ||
308 | wxDelegateTypeInfo::wxDelegateTypeInfo( int eventType , int lastEventType , wxClassInfo* eventClass , converterToString_t to , converterFromString_t from ) : | |
309 | wxTypeInfo ( wxT_DELEGATE , to , from , wxEmptyString ) | |
310 | { m_eventClass = eventClass ; m_eventType = eventType ; m_lastEventType = lastEventType; } | |
311 | ||
312 | void wxTypeInfo::Register() | |
313 | { | |
314 | if ( ms_typeTable == NULL ) | |
315 | ms_typeTable = new wxTypeInfoMap() ; | |
316 | ||
317 | if( !m_name.empty() ) | |
318 | (*ms_typeTable)[m_name] = this ; | |
319 | } | |
320 | ||
321 | void wxTypeInfo::Unregister() | |
322 | { | |
323 | if( !m_name.empty() ) | |
324 | ms_typeTable->erase(m_name); | |
325 | } | |
326 | ||
327 | // removing header dependancy on string tokenizer | |
328 | ||
329 | void wxSetStringToArray( const wxString &s , wxArrayString &array ) | |
330 | { | |
331 | wxStringTokenizer tokenizer(s, wxT("| \t\n"), wxTOKEN_STRTOK); | |
332 | wxString flag; | |
333 | array.Clear() ; | |
334 | while (tokenizer.HasMoreTokens()) | |
335 | { | |
336 | array.Add(tokenizer.GetNextToken()) ; | |
337 | } | |
338 | } | |
339 | ||
340 | // ---------------------------------------------------------------------------- | |
341 | // wxClassInfo | |
342 | // ---------------------------------------------------------------------------- | |
343 | ||
344 | wxPropertyInfo::~wxPropertyInfo() | |
345 | { | |
346 | if ( this == m_itsClass->m_firstProperty ) | |
347 | { | |
348 | m_itsClass->m_firstProperty = m_next; | |
349 | } | |
350 | else | |
351 | { | |
352 | wxPropertyInfo *info = m_itsClass->m_firstProperty; | |
353 | while (info) | |
354 | { | |
355 | if ( info->m_next == this ) | |
356 | { | |
357 | info->m_next = m_next; | |
358 | break; | |
359 | } | |
360 | ||
361 | info = info->m_next; | |
362 | } | |
363 | } | |
364 | } | |
365 | ||
366 | wxHandlerInfo::~wxHandlerInfo() | |
367 | { | |
368 | if ( this == m_itsClass->m_firstHandler ) | |
369 | { | |
370 | m_itsClass->m_firstHandler = m_next; | |
371 | } | |
372 | else | |
373 | { | |
374 | wxHandlerInfo *info = m_itsClass->m_firstHandler; | |
375 | while (info) | |
376 | { | |
377 | if ( info->m_next == this ) | |
378 | { | |
379 | info->m_next = m_next; | |
380 | break; | |
381 | } | |
382 | ||
383 | info = info->m_next; | |
384 | } | |
385 | } | |
386 | } | |
387 | ||
388 | const wxPropertyAccessor *wxClassInfo::FindAccessor(const wxChar *PropertyName) const | |
389 | { | |
390 | const wxPropertyInfo* info = FindPropertyInfo( PropertyName ) ; | |
391 | ||
392 | if ( info ) | |
393 | return info->GetAccessor() ; | |
394 | ||
395 | return NULL ; | |
396 | } | |
397 | ||
398 | wxPropertyInfo *wxClassInfo::FindPropertyInfoInThisClass (const wxChar *PropertyName) const | |
399 | { | |
400 | wxPropertyInfo* info = m_firstProperty ; | |
401 | ||
402 | while( info ) | |
403 | { | |
404 | if ( wxStrcmp( info->GetName() , PropertyName ) == 0 ) | |
405 | return info ; | |
406 | info = info->GetNext() ; | |
407 | } | |
408 | ||
409 | return 0; | |
410 | } | |
411 | ||
412 | const wxPropertyInfo *wxClassInfo::FindPropertyInfo (const wxChar *PropertyName) const | |
413 | { | |
414 | const wxPropertyInfo* info = FindPropertyInfoInThisClass( PropertyName ) ; | |
415 | if ( info ) | |
416 | return info ; | |
417 | ||
418 | const wxClassInfo** parents = GetParents() ; | |
419 | for ( int i = 0 ; parents[i] ; ++ i ) | |
420 | { | |
421 | if ( ( info = parents[i]->FindPropertyInfo( PropertyName ) ) != NULL ) | |
422 | return info ; | |
423 | } | |
424 | ||
425 | return 0; | |
426 | } | |
427 | ||
428 | wxHandlerInfo *wxClassInfo::FindHandlerInfoInThisClass (const wxChar *PropertyName) const | |
429 | { | |
430 | wxHandlerInfo* info = m_firstHandler ; | |
431 | ||
432 | while( info ) | |
433 | { | |
434 | if ( wxStrcmp( info->GetName() , PropertyName ) == 0 ) | |
435 | return info ; | |
436 | info = info->GetNext() ; | |
437 | } | |
438 | ||
439 | return 0; | |
440 | } | |
441 | ||
442 | const wxHandlerInfo *wxClassInfo::FindHandlerInfo (const wxChar *PropertyName) const | |
443 | { | |
444 | const wxHandlerInfo* info = FindHandlerInfoInThisClass( PropertyName ) ; | |
445 | ||
446 | if ( info ) | |
447 | return info ; | |
448 | ||
449 | const wxClassInfo** parents = GetParents() ; | |
450 | for ( int i = 0 ; parents[i] ; ++ i ) | |
451 | { | |
452 | if ( ( info = parents[i]->FindHandlerInfo( PropertyName ) ) != NULL ) | |
453 | return info ; | |
454 | } | |
455 | ||
456 | return 0; | |
457 | } | |
458 | ||
459 | wxObjectStreamingCallback wxClassInfo::GetStreamingCallback() const | |
460 | { | |
461 | if ( m_streamingCallback ) | |
462 | return m_streamingCallback ; | |
463 | ||
464 | wxObjectStreamingCallback retval = NULL ; | |
465 | const wxClassInfo** parents = GetParents() ; | |
466 | for ( int i = 0 ; parents[i] && retval == NULL ; ++ i ) | |
467 | { | |
468 | retval = parents[i]->GetStreamingCallback() ; | |
469 | } | |
470 | return retval ; | |
471 | } | |
472 | ||
473 | bool wxClassInfo::BeforeWriteObject( const wxObject *obj, wxWriter *streamer , wxPersister *persister , wxxVariantArray &metadata) const | |
474 | { | |
475 | wxObjectStreamingCallback sb = GetStreamingCallback() ; | |
476 | if ( sb ) | |
477 | return (*sb)(obj , streamer , persister , metadata ) ; | |
478 | ||
479 | return true ; | |
480 | } | |
481 | ||
482 | void wxClassInfo::SetProperty(wxObject *object, const wxChar *propertyName, const wxxVariant &value) const | |
483 | { | |
484 | const wxPropertyAccessor *accessor; | |
485 | ||
486 | accessor = FindAccessor(propertyName); | |
487 | wxASSERT(accessor->HasSetter()); | |
488 | accessor->SetProperty( object , value ) ; | |
489 | } | |
490 | ||
491 | wxxVariant wxClassInfo::GetProperty(wxObject *object, const wxChar *propertyName) const | |
492 | { | |
493 | const wxPropertyAccessor *accessor; | |
494 | ||
495 | accessor = FindAccessor(propertyName); | |
496 | wxASSERT(accessor->HasGetter()); | |
497 | wxxVariant result ; | |
498 | accessor->GetProperty(object,result); | |
499 | return result ; | |
500 | } | |
501 | ||
502 | wxxVariantArray wxClassInfo::GetPropertyCollection(wxObject *object, const wxChar *propertyName) const | |
503 | { | |
504 | const wxPropertyAccessor *accessor; | |
505 | ||
506 | accessor = FindAccessor(propertyName); | |
507 | wxASSERT(accessor->HasGetter()); | |
508 | wxxVariantArray result ; | |
509 | accessor->GetPropertyCollection(object,result); | |
510 | return result ; | |
511 | } | |
512 | ||
513 | void wxClassInfo::AddToPropertyCollection(wxObject *object, const wxChar *propertyName , const wxxVariant& value) const | |
514 | { | |
515 | const wxPropertyAccessor *accessor; | |
516 | ||
517 | accessor = FindAccessor(propertyName); | |
518 | wxASSERT(accessor->HasAdder()); | |
519 | accessor->AddToPropertyCollection( object , value ) ; | |
520 | } | |
521 | ||
522 | // void wxClassInfo::GetProperties( wxPropertyInfoMap &map ) const | |
523 | // The map parameter (the name map that is) seems something special | |
524 | // to MSVC and so we use a other name. | |
525 | void wxClassInfo::GetProperties( wxPropertyInfoMap &infomap ) const | |
526 | { | |
527 | const wxPropertyInfo *pi = GetFirstProperty() ; | |
528 | while( pi ) | |
529 | { | |
530 | if ( infomap.find( pi->GetName() ) == infomap.end() ) | |
531 | infomap[pi->GetName()] = (wxPropertyInfo*) pi ; | |
532 | ||
533 | pi = pi->GetNext() ; | |
534 | } | |
535 | ||
536 | const wxClassInfo** parents = GetParents() ; | |
537 | for ( int i = 0 ; parents[i] ; ++ i ) | |
538 | { | |
539 | parents[i]->GetProperties( infomap ) ; | |
540 | } | |
541 | } | |
542 | ||
543 | /* | |
544 | VARIANT TO OBJECT | |
545 | */ | |
546 | ||
547 | wxObject* wxxVariant::GetAsObject() | |
548 | { | |
549 | const wxClassTypeInfo *ti = dynamic_cast<const wxClassTypeInfo*>( m_data->GetTypeInfo() ) ; | |
550 | if ( ti ) | |
551 | return ti->GetClassInfo()->VariantToInstance(*this) ; | |
552 | else | |
553 | return NULL ; | |
554 | } | |
555 | ||
556 | // ---------------------------------------------------------------------------- | |
557 | // wxDynamicObject support | |
558 | // ---------------------------------------------------------------------------- | |
559 | // | |
560 | // Dynamic Objects are objects that have a real superclass instance and carry their | |
561 | // own attributes in a hash map. Like this it is possible to create the objects and | |
562 | // stream them, as if their class information was already available from compiled data | |
563 | ||
564 | struct wxDynamicObject::wxDynamicObjectInternal | |
565 | { | |
566 | wxDynamicObjectInternal() {} | |
567 | ||
568 | #if wxUSE_UNICODE | |
569 | map<wstring,wxxVariant> m_properties ; | |
570 | #else | |
571 | map<string,wxxVariant> m_properties ; | |
572 | #endif | |
573 | } ; | |
574 | ||
575 | typedef list< wxDynamicObject* > wxDynamicObjectList ; | |
576 | ||
577 | struct wxDynamicClassInfo::wxDynamicClassInfoInternal | |
578 | { | |
579 | wxDynamicObjectList m_dynamicObjects ; | |
580 | } ; | |
581 | ||
582 | // instantiates this object with an instance of its superclass | |
583 | wxDynamicObject::wxDynamicObject(wxObject* superClassInstance, const wxDynamicClassInfo *info) | |
584 | { | |
585 | m_superClassInstance = superClassInstance ; | |
586 | m_classInfo = info ; | |
587 | m_data = new wxDynamicObjectInternal ; | |
588 | } | |
589 | ||
590 | wxDynamicObject::~wxDynamicObject() | |
591 | { | |
592 | dynamic_cast<const wxDynamicClassInfo*>(m_classInfo)->m_data->m_dynamicObjects.remove( this ) ; | |
593 | delete m_data ; | |
594 | delete m_superClassInstance ; | |
595 | } | |
596 | ||
597 | void wxDynamicObject::SetProperty (const wxChar *propertyName, const wxxVariant &value) | |
598 | { | |
599 | wxASSERT_MSG(m_classInfo->FindPropertyInfoInThisClass(propertyName),wxT("Accessing Unknown Property in a Dynamic Object") ) ; | |
600 | m_data->m_properties[propertyName] = value ; | |
601 | } | |
602 | ||
603 | wxxVariant wxDynamicObject::GetProperty (const wxChar *propertyName) const | |
604 | { | |
605 | wxASSERT_MSG(m_classInfo->FindPropertyInfoInThisClass(propertyName),wxT("Accessing Unknown Property in a Dynamic Object") ) ; | |
606 | return m_data->m_properties[propertyName] ; | |
607 | } | |
608 | ||
609 | void wxDynamicObject::RemoveProperty( const wxChar *propertyName ) | |
610 | { | |
611 | wxASSERT_MSG(m_classInfo->FindPropertyInfoInThisClass(propertyName),wxT("Removing Unknown Property in a Dynamic Object") ) ; | |
612 | m_data->m_properties.erase( propertyName ) ; | |
613 | } | |
614 | ||
615 | void wxDynamicObject::RenameProperty( const wxChar *oldPropertyName , const wxChar *newPropertyName ) | |
616 | { | |
617 | wxASSERT_MSG(m_classInfo->FindPropertyInfoInThisClass(oldPropertyName),wxT("Renaming Unknown Property in a Dynamic Object") ) ; | |
618 | wxxVariant value = m_data->m_properties[oldPropertyName] ; | |
619 | m_data->m_properties.erase( oldPropertyName ) ; | |
620 | m_data->m_properties[newPropertyName] = value ; | |
621 | } | |
622 | ||
623 | ||
624 | // ---------------------------------------------------------------------------- | |
625 | // wxDynamiClassInfo | |
626 | // ---------------------------------------------------------------------------- | |
627 | ||
628 | wxDynamicClassInfo::wxDynamicClassInfo( const wxChar *unitName, const wxChar *className , const wxClassInfo* superClass ) : | |
629 | wxClassInfo( unitName, className , new const wxClassInfo*[2]) | |
630 | { | |
631 | GetParents()[0] = superClass ; | |
632 | GetParents()[1] = NULL ; | |
633 | m_data = new wxDynamicClassInfoInternal ; | |
634 | } | |
635 | ||
636 | wxDynamicClassInfo::~wxDynamicClassInfo() | |
637 | { | |
638 | delete[] GetParents() ; | |
639 | delete m_data ; | |
640 | } | |
641 | ||
642 | wxObject *wxDynamicClassInfo::AllocateObject() const | |
643 | { | |
644 | wxObject* parent = GetParents()[0]->AllocateObject() ; | |
645 | wxDynamicObject *obj = new wxDynamicObject( parent , this ) ; | |
646 | m_data->m_dynamicObjects.push_back( obj ) ; | |
647 | return obj ; | |
648 | } | |
649 | ||
650 | void wxDynamicClassInfo::Create (wxObject *object, int paramCount, wxxVariant *params) const | |
651 | { | |
652 | wxDynamicObject *dynobj = dynamic_cast< wxDynamicObject *>( object ) ; | |
653 | wxASSERT_MSG( dynobj , wxT("cannot call wxDynamicClassInfo::Create on an object other than wxDynamicObject") ) ; | |
654 | GetParents()[0]->Create( dynobj->GetSuperClassInstance() , paramCount , params ) ; | |
655 | } | |
656 | ||
657 | // get number of parameters for constructor | |
658 | int wxDynamicClassInfo::GetCreateParamCount() const | |
659 | { | |
660 | return GetParents()[0]->GetCreateParamCount() ; | |
661 | } | |
662 | ||
663 | // get i-th constructor parameter | |
664 | const wxChar* wxDynamicClassInfo::GetCreateParamName(int i) const | |
665 | { | |
666 | return GetParents()[0]->GetCreateParamName( i ) ; | |
667 | } | |
668 | ||
669 | void wxDynamicClassInfo::SetProperty(wxObject *object, const wxChar *propertyName, const wxxVariant &value) const | |
670 | { | |
671 | wxDynamicObject* dynobj = dynamic_cast< wxDynamicObject * >( object ) ; | |
672 | wxASSERT_MSG( dynobj , wxT("cannot call wxDynamicClassInfo::SetProperty on an object other than wxDynamicObject") ) ; | |
673 | if ( FindPropertyInfoInThisClass(propertyName) ) | |
674 | dynobj->SetProperty( propertyName , value ) ; | |
675 | else | |
676 | GetParents()[0]->SetProperty( dynobj->GetSuperClassInstance() , propertyName , value ) ; | |
677 | } | |
678 | ||
679 | wxxVariant wxDynamicClassInfo::GetProperty(wxObject *object, const wxChar *propertyName) const | |
680 | { | |
681 | wxDynamicObject* dynobj = dynamic_cast< wxDynamicObject * >( object ) ; | |
682 | wxASSERT_MSG( dynobj , wxT("cannot call wxDynamicClassInfo::SetProperty on an object other than wxDynamicObject") ) ; | |
683 | if ( FindPropertyInfoInThisClass(propertyName) ) | |
684 | return dynobj->GetProperty( propertyName ) ; | |
685 | else | |
686 | return GetParents()[0]->GetProperty( dynobj->GetSuperClassInstance() , propertyName ) ; | |
687 | } | |
688 | ||
689 | void wxDynamicClassInfo::AddProperty( const wxChar *propertyName , const wxTypeInfo* typeInfo ) | |
690 | { | |
691 | new wxPropertyInfo( m_firstProperty , this , propertyName , typeInfo->GetTypeName() , new wxGenericPropertyAccessor( propertyName ) , wxxVariant() ) ; | |
692 | } | |
693 | ||
694 | void wxDynamicClassInfo::AddHandler( const wxChar *handlerName , wxObjectEventFunction address , const wxClassInfo* eventClassInfo ) | |
695 | { | |
696 | new wxHandlerInfo( m_firstHandler , this , handlerName , address , eventClassInfo ) ; | |
697 | } | |
698 | ||
699 | // removes an existing runtime-property | |
700 | void wxDynamicClassInfo::RemoveProperty( const wxChar *propertyName ) | |
701 | { | |
702 | for ( wxDynamicObjectList::iterator iter = m_data->m_dynamicObjects.begin() ; iter != m_data->m_dynamicObjects.end() ; ++iter ) | |
703 | (*iter)->RemoveProperty( propertyName ) ; | |
704 | delete FindPropertyInfoInThisClass(propertyName) ; | |
705 | } | |
706 | ||
707 | // removes an existing runtime-handler | |
708 | void wxDynamicClassInfo::RemoveHandler( const wxChar *handlerName ) | |
709 | { | |
710 | delete FindHandlerInfoInThisClass(handlerName) ; | |
711 | } | |
712 | ||
713 | // renames an existing runtime-property | |
714 | void wxDynamicClassInfo::RenameProperty( const wxChar *oldPropertyName , const wxChar *newPropertyName ) | |
715 | { | |
716 | wxPropertyInfo* pi = FindPropertyInfoInThisClass(oldPropertyName) ; | |
717 | wxASSERT_MSG( pi ,wxT("not existing property") ) ; | |
718 | pi->m_name = newPropertyName ; | |
719 | dynamic_cast<wxGenericPropertyAccessor*>(pi->GetAccessor())->RenameProperty( oldPropertyName , newPropertyName ) ; | |
720 | for ( wxDynamicObjectList::iterator iter = m_data->m_dynamicObjects.begin() ; iter != m_data->m_dynamicObjects.end() ; ++iter ) | |
721 | (*iter)->RenameProperty( oldPropertyName , newPropertyName ) ; | |
722 | } | |
723 | ||
724 | // renames an existing runtime-handler | |
725 | void wxDynamicClassInfo::RenameHandler( const wxChar *oldHandlerName , const wxChar *newHandlerName ) | |
726 | { | |
727 | wxASSERT_MSG(FindHandlerInfoInThisClass(oldHandlerName),wxT("not existing handler") ) ; | |
728 | FindHandlerInfoInThisClass(oldHandlerName)->m_name = newHandlerName ; | |
729 | } | |
730 | ||
731 | // ---------------------------------------------------------------------------- | |
732 | // wxGenericPropertyAccessor | |
733 | // ---------------------------------------------------------------------------- | |
734 | ||
735 | struct wxGenericPropertyAccessor::wxGenericPropertyAccessorInternal | |
736 | { | |
737 | char filler ; | |
738 | } ; | |
739 | ||
740 | wxGenericPropertyAccessor::wxGenericPropertyAccessor( const wxString& propertyName ) | |
741 | : wxPropertyAccessor( NULL , NULL , NULL , NULL ) | |
742 | { | |
743 | m_data = new wxGenericPropertyAccessorInternal ; | |
744 | m_propertyName = propertyName ; | |
745 | m_getterName = wxT("Get")+propertyName ; | |
746 | m_setterName = wxT("Set")+propertyName ; | |
747 | } | |
748 | ||
749 | wxGenericPropertyAccessor::~wxGenericPropertyAccessor() | |
750 | { | |
751 | delete m_data ; | |
752 | } | |
753 | void wxGenericPropertyAccessor::SetProperty(wxObject *object, const wxxVariant &value) const | |
754 | { | |
755 | wxDynamicObject* dynobj = dynamic_cast< wxDynamicObject * >( object ) ; | |
756 | wxASSERT_MSG( dynobj , wxT("cannot call wxDynamicClassInfo::SetProperty on an object other than wxDynamicObject") ) ; | |
757 | dynobj->SetProperty(m_propertyName , value ) ; | |
758 | } | |
759 | ||
760 | void wxGenericPropertyAccessor::GetProperty(const wxObject *object, wxxVariant& value) const | |
761 | { | |
762 | const wxDynamicObject* dynobj = dynamic_cast< const wxDynamicObject * >( object ) ; | |
763 | wxASSERT_MSG( dynobj , wxT("cannot call wxDynamicClassInfo::SetProperty on an object other than wxDynamicObject") ) ; | |
764 | value = dynobj->GetProperty( m_propertyName ) ; | |
765 | } | |
766 | ||
767 | #endif // wxUSE_EXTENDED_RTTI |