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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: src/common/xtistrm.cpp | |
3 | // Purpose: streaming runtime metadata information | |
4 | // Author: Stefan Csomor | |
5 | // Modified by: | |
6 | // Created: 27/07/03 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) 2003 Stefan Csomor | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) | |
13 | #pragma implementation "xtistrm.h" | |
14 | #endif | |
15 | ||
16 | // For compilers that support precompilation, includes "wx.h". | |
17 | #include "wx/wxprec.h" | |
18 | ||
19 | #ifdef __BORLANDC__ | |
20 | #pragma hdrstop | |
21 | #endif | |
22 | ||
23 | #ifndef WX_PRECOMP | |
24 | #include "wx/hash.h" | |
25 | #include "wx/object.h" | |
26 | #endif | |
27 | ||
28 | #include "wx/tokenzr.h" | |
29 | #include "wx/txtstrm.h" | |
30 | #include "wx/event.h" | |
31 | ||
32 | #if wxUSE_EXTENDED_RTTI | |
33 | ||
34 | #include "wx/xtistrm.h" | |
35 | ||
36 | #include "wx/beforestd.h" | |
37 | #include <map> | |
38 | #include <vector> | |
39 | #include <string> | |
40 | #include "wx/afterstd.h" | |
41 | ||
42 | using namespace std ; | |
43 | ||
44 | struct wxWriter::wxWriterInternal | |
45 | { | |
46 | map< const wxObject* , int > m_writtenObjects ; | |
47 | int m_nextId ; | |
48 | } ; | |
49 | ||
50 | wxWriter::wxWriter() | |
51 | { | |
52 | m_data = new wxWriterInternal ; | |
53 | m_data->m_nextId = 0 ; | |
54 | } | |
55 | ||
56 | wxWriter::~wxWriter() | |
57 | { | |
58 | delete m_data ; | |
59 | } | |
60 | ||
61 | struct wxWriter::wxWriterInternalPropertiesData | |
62 | { | |
63 | char nothing ; | |
64 | } ; | |
65 | ||
66 | void wxWriter::ClearObjectContext() | |
67 | { | |
68 | delete m_data ; | |
69 | m_data = new wxWriterInternal() ; | |
70 | m_data->m_nextId = 0 ; | |
71 | } | |
72 | ||
73 | void wxWriter::WriteObject(const wxObject *object, const wxClassInfo *classInfo , wxPersister *persister , const wxString &name , wxxVariantArray &metadata ) | |
74 | { | |
75 | DoBeginWriteTopLevelEntry( name ) ; | |
76 | WriteObject( object , classInfo , persister , false , metadata) ; | |
77 | DoEndWriteTopLevelEntry( name ) ; | |
78 | } | |
79 | ||
80 | void wxWriter::WriteObject(const wxObject *object, const wxClassInfo *classInfo , wxPersister *persister , bool isEmbedded, wxxVariantArray &metadata ) | |
81 | { | |
82 | if ( !classInfo->BeforeWriteObject( object , this , persister , metadata) ) | |
83 | return ; | |
84 | ||
85 | if ( persister->BeforeWriteObject( this , object , classInfo , metadata) ) | |
86 | { | |
87 | if ( object == NULL ) | |
88 | DoWriteNullObject() ; | |
89 | else if ( IsObjectKnown( object ) ) | |
90 | DoWriteRepeatedObject( GetObjectID(object) ) ; | |
91 | else | |
92 | { | |
93 | int oid = m_data->m_nextId++ ; | |
94 | if ( !isEmbedded ) | |
95 | m_data->m_writtenObjects[object] = oid ; | |
96 | ||
97 | // in case this object is a wxDynamicObject we also have to insert is superclass | |
98 | // instance with the same id, so that object relations are streamed out correctly | |
99 | const wxDynamicObject* dynobj = dynamic_cast<const wxDynamicObject *>( object ) ; | |
100 | if ( !isEmbedded && dynobj ) | |
101 | m_data->m_writtenObjects[dynobj->GetSuperClassInstance()] = oid ; | |
102 | ||
103 | DoBeginWriteObject( object , classInfo , oid , metadata ) ; | |
104 | wxWriterInternalPropertiesData data ; | |
105 | WriteAllProperties( object , classInfo , persister , &data ) ; | |
106 | DoEndWriteObject( object , classInfo , oid ) ; | |
107 | } | |
108 | persister->AfterWriteObject( this ,object , classInfo ) ; | |
109 | } | |
110 | } | |
111 | ||
112 | void wxWriter::FindConnectEntry(const wxEvtHandler * evSource,const wxDelegateTypeInfo* dti, const wxObject* &sink , const wxHandlerInfo *&handler) | |
113 | { | |
114 | wxList *dynamicEvents = evSource->GetDynamicEventTable() ; | |
115 | ||
116 | if ( dynamicEvents ) | |
117 | { | |
118 | wxList::compatibility_iterator node = dynamicEvents->GetFirst(); | |
119 | while (node) | |
120 | { | |
121 | wxDynamicEventTableEntry *entry = (wxDynamicEventTableEntry*)node->GetData(); | |
122 | ||
123 | // find the match | |
124 | if ( entry->m_fn && | |
125 | (dti->GetEventType() == entry->m_eventType) && | |
126 | (entry->m_id == -1 ) && | |
127 | (entry->m_eventSink != NULL ) ) | |
128 | { | |
129 | sink = entry->m_eventSink ; | |
130 | const wxClassInfo* sinkClassInfo = sink->GetClassInfo() ; | |
131 | const wxHandlerInfo* sinkHandler = sinkClassInfo->GetFirstHandler() ; | |
132 | while ( sinkHandler ) | |
133 | { | |
134 | if ( sinkHandler->GetEventFunction() == entry->m_fn ) | |
135 | { | |
136 | handler = sinkHandler ; | |
137 | break ; | |
138 | } | |
139 | sinkHandler = sinkHandler->GetNext() ; | |
140 | } | |
141 | break ; | |
142 | } | |
143 | node = node->GetNext(); | |
144 | } | |
145 | } | |
146 | } | |
147 | void wxWriter::WriteAllProperties( const wxObject * obj , const wxClassInfo* ci , wxPersister *persister, wxWriterInternalPropertiesData * data ) | |
148 | { | |
149 | wxPropertyInfoMap map ; | |
150 | ci->GetProperties( map ) ; | |
151 | for ( int i = 0 ; i < ci->GetCreateParamCount() ; ++i ) | |
152 | { | |
153 | wxString name = ci->GetCreateParamName(i) ; | |
154 | const wxPropertyInfo* prop = map.find(name)->second ; | |
155 | if ( prop ) | |
156 | { | |
157 | WriteOneProperty( obj , prop->GetDeclaringClass() , prop , persister , data ) ; | |
158 | } | |
159 | else | |
160 | { | |
161 | wxLogError( _("Create Parameter not found in declared RTTI Parameters") ) ; | |
162 | } | |
163 | map.erase( name ) ; | |
164 | } | |
165 | { // Extra block for broken compilers | |
166 | for( wxPropertyInfoMap::iterator iter = map.begin() ; iter != map.end() ; ++iter ) | |
167 | { | |
168 | const wxPropertyInfo* prop = iter->second ; | |
169 | if ( prop->GetFlags() & wxPROP_OBJECT_GRAPH ) | |
170 | { | |
171 | WriteOneProperty( obj , prop->GetDeclaringClass() , prop , persister , data ) ; | |
172 | } | |
173 | } | |
174 | } | |
175 | { // Extra block for broken compilers | |
176 | for( wxPropertyInfoMap::iterator iter = map.begin() ; iter != map.end() ; ++iter ) | |
177 | { | |
178 | const wxPropertyInfo* prop = iter->second ; | |
179 | if ( !(prop->GetFlags() & wxPROP_OBJECT_GRAPH) ) | |
180 | { | |
181 | WriteOneProperty( obj , prop->GetDeclaringClass() , prop , persister , data ) ; | |
182 | } | |
183 | } | |
184 | } | |
185 | } | |
186 | ||
187 | void wxWriter::WriteOneProperty( const wxObject *obj , const wxClassInfo* ci , const wxPropertyInfo* pi , wxPersister *persister , wxWriterInternalPropertiesData *WXUNUSED(data) ) | |
188 | { | |
189 | if ( pi->GetFlags() & wxPROP_DONT_STREAM ) | |
190 | return ; | |
191 | ||
192 | // make sure that we are picking the correct object for accessing the property | |
193 | const wxDynamicObject* dynobj = dynamic_cast< const wxDynamicObject* > (obj ) ; | |
194 | if ( dynobj && (dynamic_cast<const wxDynamicClassInfo*>(ci) == NULL) ) | |
195 | obj = dynobj->GetSuperClassInstance() ; | |
196 | ||
197 | if ( pi->GetTypeInfo()->GetKind() == wxT_COLLECTION ) | |
198 | { | |
199 | wxxVariantArray data ; | |
200 | pi->GetAccessor()->GetPropertyCollection(obj, data) ; | |
201 | const wxTypeInfo * elementType = dynamic_cast< const wxCollectionTypeInfo* >( pi->GetTypeInfo() )->GetElementType() ; | |
202 | for ( size_t i = 0 ; i < data.GetCount() ; ++i ) | |
203 | { | |
204 | if ( i == 0 ) | |
205 | DoBeginWriteProperty( pi ) ; | |
206 | ||
207 | DoBeginWriteElement() ; | |
208 | wxxVariant value = data[i] ; | |
209 | if ( persister->BeforeWriteProperty( this , obj, pi , value ) ) | |
210 | { | |
211 | const wxClassTypeInfo* cti = dynamic_cast< const wxClassTypeInfo* > ( elementType ) ; | |
212 | if ( cti ) | |
213 | { | |
214 | const wxClassInfo* pci = cti->GetClassInfo() ; | |
215 | wxObject *vobj = pci->VariantToInstance( value ) ; | |
216 | wxxVariantArray md ; | |
217 | WriteObject( vobj , (vobj ? vobj->GetClassInfo() : pci ) , persister , cti->GetKind()== wxT_OBJECT , md ) ; | |
218 | } | |
219 | else | |
220 | { | |
221 | DoWriteSimpleType( value ) ; | |
222 | } | |
223 | } | |
224 | DoEndWriteElement() ; | |
225 | if ( i == data.GetCount() - 1 ) | |
226 | DoEndWriteProperty( pi ) ; | |
227 | } | |
228 | } | |
229 | else | |
230 | { | |
231 | const wxDelegateTypeInfo* dti = dynamic_cast< const wxDelegateTypeInfo* > ( pi->GetTypeInfo() ) ; | |
232 | if ( dti ) | |
233 | { | |
234 | const wxObject* sink = NULL ; | |
235 | const wxHandlerInfo *handler = NULL ; | |
236 | ||
237 | const wxEvtHandler * evSource = dynamic_cast<const wxEvtHandler *>(obj) ; | |
238 | if ( evSource ) | |
239 | { | |
240 | FindConnectEntry( evSource , dti , sink , handler ) ; | |
241 | if ( persister->BeforeWriteDelegate( this , obj , ci , pi , sink , handler ) ) | |
242 | { | |
243 | if ( sink != NULL && handler != NULL ) | |
244 | { | |
245 | DoBeginWriteProperty( pi ) ; | |
246 | if ( IsObjectKnown( sink ) ) | |
247 | { | |
248 | DoWriteDelegate( obj , ci , pi , sink , GetObjectID( sink ) , sink->GetClassInfo() , handler ) ; | |
249 | DoEndWriteProperty( pi ) ; | |
250 | } | |
251 | else | |
252 | { | |
253 | wxLogError( _("Streaming delegates for not already streamed objects not yet supported") ) ; | |
254 | } | |
255 | } | |
256 | } | |
257 | } | |
258 | else | |
259 | { | |
260 | wxLogError(_("Illegal Object Class (Non-wxEvtHandler) as Event Source") ) ; | |
261 | } | |
262 | } | |
263 | else | |
264 | { | |
265 | wxxVariant value ; | |
266 | pi->GetAccessor()->GetProperty(obj, value) ; | |
267 | ||
268 | // avoid streaming out void objects | |
269 | if( value.IsEmpty() ) | |
270 | return ; | |
271 | ||
272 | if ( pi->GetFlags() & wxPROP_ENUM_STORE_LONG ) | |
273 | { | |
274 | const wxEnumTypeInfo *eti = dynamic_cast<const wxEnumTypeInfo*>( pi->GetTypeInfo() ) ; | |
275 | if ( eti ) | |
276 | { | |
277 | eti->ConvertFromLong( value.wxTEMPLATED_MEMBER_CALL(Get , long) , value ) ; | |
278 | } | |
279 | else | |
280 | { | |
281 | wxLogError( _("Type must have enum - long conversion") ) ; | |
282 | } | |
283 | } | |
284 | ||
285 | // avoid streaming out default values | |
286 | if ( pi->GetTypeInfo()->HasStringConverters() && !pi->GetDefaultValue().IsEmpty() ) | |
287 | { | |
288 | if ( value.GetAsString() == pi->GetDefaultValue().GetAsString() ) | |
289 | return ; | |
290 | } | |
291 | ||
292 | // avoid streaming out null objects | |
293 | const wxClassTypeInfo* cti = dynamic_cast< const wxClassTypeInfo* > ( pi->GetTypeInfo() ) ; | |
294 | ||
295 | if ( cti && value.GetAsObject() == NULL ) | |
296 | return ; | |
297 | ||
298 | if ( persister->BeforeWriteProperty( this , obj, pi , value ) ) | |
299 | { | |
300 | DoBeginWriteProperty( pi ) ; | |
301 | if ( cti ) | |
302 | { | |
303 | const wxClassInfo* pci = cti->GetClassInfo() ; | |
304 | wxObject *vobj = pci->VariantToInstance( value ) ; | |
305 | if ( vobj && pi->GetTypeInfo()->HasStringConverters() ) | |
306 | { | |
307 | wxString stringValue ; | |
308 | cti->ConvertToString( value , stringValue ) ; | |
309 | wxxVariant convertedValue(stringValue) ; | |
310 | DoWriteSimpleType( convertedValue ) ; | |
311 | } | |
312 | else | |
313 | { | |
314 | wxxVariantArray md ; | |
315 | WriteObject( vobj , (vobj ? vobj->GetClassInfo() : pci ) , persister , cti->GetKind()== wxT_OBJECT , md) ; | |
316 | } | |
317 | } | |
318 | else | |
319 | { | |
320 | DoWriteSimpleType( value ) ; | |
321 | } | |
322 | DoEndWriteProperty( pi ) ; | |
323 | } | |
324 | } | |
325 | } | |
326 | } | |
327 | ||
328 | int wxWriter::GetObjectID(const wxObject *obj) | |
329 | { | |
330 | if ( !IsObjectKnown( obj ) ) | |
331 | return wxInvalidObjectID ; | |
332 | ||
333 | return m_data->m_writtenObjects[obj] ; | |
334 | } | |
335 | ||
336 | bool wxWriter::IsObjectKnown( const wxObject *obj ) | |
337 | { | |
338 | return m_data->m_writtenObjects.find( obj ) != m_data->m_writtenObjects.end() ; | |
339 | } | |
340 | ||
341 | ||
342 | // ---------------------------------------------------------------------------- | |
343 | // reading objects in | |
344 | // ---------------------------------------------------------------------------- | |
345 | ||
346 | struct wxReader::wxReaderInternal | |
347 | { | |
348 | map<int,wxClassInfo*> m_classInfos; | |
349 | }; | |
350 | ||
351 | wxReader::wxReader() | |
352 | { | |
353 | m_data = new wxReaderInternal; | |
354 | } | |
355 | ||
356 | wxReader::~wxReader() | |
357 | { | |
358 | delete m_data; | |
359 | } | |
360 | ||
361 | wxClassInfo* wxReader::GetObjectClassInfo(int objectID) | |
362 | { | |
363 | if ( objectID == wxNullObjectID || objectID == wxInvalidObjectID ) | |
364 | { | |
365 | wxLogError( _("Invalid or Null Object ID passed to GetObjectClassInfo" ) ) ; | |
366 | return NULL ; | |
367 | } | |
368 | if ( m_data->m_classInfos.find(objectID) == m_data->m_classInfos.end() ) | |
369 | { | |
370 | wxLogError( _("Unknown Object passed to GetObjectClassInfo" ) ) ; | |
371 | return NULL ; | |
372 | } | |
373 | return m_data->m_classInfos[objectID] ; | |
374 | } | |
375 | ||
376 | void wxReader::SetObjectClassInfo(int objectID, wxClassInfo *classInfo ) | |
377 | { | |
378 | if ( objectID == wxNullObjectID || objectID == wxInvalidObjectID ) | |
379 | { | |
380 | wxLogError( _("Invalid or Null Object ID passed to GetObjectClassInfo" ) ) ; | |
381 | return ; | |
382 | } | |
383 | if ( m_data->m_classInfos.find(objectID) != m_data->m_classInfos.end() ) | |
384 | { | |
385 | wxLogError( _("Already Registered Object passed to SetObjectClassInfo" ) ) ; | |
386 | return ; | |
387 | } | |
388 | m_data->m_classInfos[objectID] = classInfo ; | |
389 | } | |
390 | ||
391 | bool wxReader::HasObjectClassInfo( int objectID ) | |
392 | { | |
393 | if ( objectID == wxNullObjectID || objectID == wxInvalidObjectID ) | |
394 | { | |
395 | wxLogError( _("Invalid or Null Object ID passed to HasObjectClassInfo" ) ) ; | |
396 | return NULL ; | |
397 | } | |
398 | return m_data->m_classInfos.find(objectID) != m_data->m_classInfos.end() ; | |
399 | } | |
400 | ||
401 | ||
402 | // ---------------------------------------------------------------------------- | |
403 | // reading xml in | |
404 | // ---------------------------------------------------------------------------- | |
405 | ||
406 | /* | |
407 | Reading components has not to be extended for components | |
408 | as properties are always sought by typeinfo over all levels | |
409 | and create params are always toplevel class only | |
410 | */ | |
411 | ||
412 | ||
413 | // ---------------------------------------------------------------------------- | |
414 | // depersisting to memory | |
415 | // ---------------------------------------------------------------------------- | |
416 | ||
417 | struct wxRuntimeDepersister::wxRuntimeDepersisterInternal | |
418 | { | |
419 | map<int,wxObject *> m_objects; | |
420 | ||
421 | void SetObject(int objectID, wxObject *obj ) | |
422 | { | |
423 | if ( m_objects.find(objectID) != m_objects.end() ) | |
424 | { | |
425 | wxLogError( _("Passing a already registered object to SetObject") ) ; | |
426 | return ; | |
427 | } | |
428 | m_objects[objectID] = obj ; | |
429 | } | |
430 | wxObject* GetObject( int objectID ) | |
431 | { | |
432 | if ( objectID == wxNullObjectID ) | |
433 | return NULL ; | |
434 | if ( m_objects.find(objectID) == m_objects.end() ) | |
435 | { | |
436 | wxLogError( _("Passing an unkown object to GetObject") ) ; | |
437 | return NULL ; | |
438 | } | |
439 | ||
440 | return m_objects[objectID] ; | |
441 | } | |
442 | } ; | |
443 | ||
444 | wxRuntimeDepersister::wxRuntimeDepersister() | |
445 | { | |
446 | m_data = new wxRuntimeDepersisterInternal() ; | |
447 | } | |
448 | ||
449 | wxRuntimeDepersister::~wxRuntimeDepersister() | |
450 | { | |
451 | delete m_data ; | |
452 | } | |
453 | ||
454 | void wxRuntimeDepersister::AllocateObject(int objectID, wxClassInfo *classInfo , | |
455 | wxxVariantArray &WXUNUSED(metadata)) | |
456 | { | |
457 | wxObject *O; | |
458 | O = classInfo->CreateObject(); | |
459 | m_data->SetObject(objectID, O); | |
460 | } | |
461 | ||
462 | void wxRuntimeDepersister::CreateObject(int objectID, | |
463 | const wxClassInfo *classInfo, | |
464 | int paramCount, | |
465 | wxxVariant *params, | |
466 | int *objectIdValues, | |
467 | const wxClassInfo **objectClassInfos , | |
468 | wxxVariantArray &WXUNUSED(metadata)) | |
469 | { | |
470 | wxObject *o; | |
471 | o = m_data->GetObject(objectID); | |
472 | for ( int i = 0 ; i < paramCount ; ++i ) | |
473 | { | |
474 | if ( objectIdValues[i] != wxInvalidObjectID ) | |
475 | { | |
476 | wxObject *o; | |
477 | o = m_data->GetObject(objectIdValues[i]); | |
478 | // if this is a dynamic object and we are asked for another class | |
479 | // than wxDynamicObject we cast it down manually. | |
480 | wxDynamicObject *dyno = dynamic_cast< wxDynamicObject * > (o) ; | |
481 | if ( dyno!=NULL && (objectClassInfos[i] != dyno->GetClassInfo()) ) | |
482 | { | |
483 | o = dyno->GetSuperClassInstance() ; | |
484 | } | |
485 | params[i] = objectClassInfos[i]->InstanceToVariant(o) ; | |
486 | } | |
487 | } | |
488 | classInfo->Create(o, paramCount, params); | |
489 | } | |
490 | ||
491 | void wxRuntimeDepersister::ConstructObject(int objectID, | |
492 | const wxClassInfo *classInfo, | |
493 | int paramCount, | |
494 | wxxVariant *params, | |
495 | int *objectIdValues, | |
496 | const wxClassInfo **objectClassInfos , | |
497 | wxxVariantArray &WXUNUSED(metadata)) | |
498 | { | |
499 | wxObject *o; | |
500 | for ( int i = 0 ; i < paramCount ; ++i ) | |
501 | { | |
502 | if ( objectIdValues[i] != wxInvalidObjectID ) | |
503 | { | |
504 | wxObject *o; | |
505 | o = m_data->GetObject(objectIdValues[i]); | |
506 | // if this is a dynamic object and we are asked for another class | |
507 | // than wxDynamicObject we cast it down manually. | |
508 | wxDynamicObject *dyno = dynamic_cast< wxDynamicObject * > (o) ; | |
509 | if ( dyno!=NULL && (objectClassInfos[i] != dyno->GetClassInfo()) ) | |
510 | { | |
511 | o = dyno->GetSuperClassInstance() ; | |
512 | } | |
513 | params[i] = objectClassInfos[i]->InstanceToVariant(o) ; | |
514 | } | |
515 | } | |
516 | o = classInfo->ConstructObject(paramCount, params); | |
517 | m_data->SetObject(objectID, o); | |
518 | } | |
519 | ||
520 | ||
521 | void wxRuntimeDepersister::DestroyObject(int objectID, wxClassInfo *WXUNUSED(classInfo)) | |
522 | { | |
523 | wxObject *o; | |
524 | o = m_data->GetObject(objectID); | |
525 | delete o ; | |
526 | } | |
527 | ||
528 | void wxRuntimeDepersister::SetProperty(int objectID, | |
529 | const wxClassInfo *classInfo, | |
530 | const wxPropertyInfo* propertyInfo, | |
531 | const wxxVariant &value) | |
532 | { | |
533 | wxObject *o; | |
534 | o = m_data->GetObject(objectID); | |
535 | classInfo->SetProperty( o , propertyInfo->GetName() , value ) ; | |
536 | } | |
537 | ||
538 | void wxRuntimeDepersister::SetPropertyAsObject(int objectID, | |
539 | const wxClassInfo *classInfo, | |
540 | const wxPropertyInfo* propertyInfo, | |
541 | int valueObjectId) | |
542 | { | |
543 | wxObject *o, *valo; | |
544 | o = m_data->GetObject(objectID); | |
545 | valo = m_data->GetObject(valueObjectId); | |
546 | const wxClassInfo* valClassInfo = (dynamic_cast<const wxClassTypeInfo*>(propertyInfo->GetTypeInfo()))->GetClassInfo() ; | |
547 | // if this is a dynamic object and we are asked for another class | |
548 | // than wxDynamicObject we cast it down manually. | |
549 | wxDynamicObject *dynvalo = dynamic_cast< wxDynamicObject * > (valo) ; | |
550 | if ( dynvalo!=NULL && (valClassInfo != dynvalo->GetClassInfo()) ) | |
551 | { | |
552 | valo = dynvalo->GetSuperClassInstance() ; | |
553 | } | |
554 | ||
555 | classInfo->SetProperty( o , propertyInfo->GetName() , valClassInfo->InstanceToVariant(valo) ) ; | |
556 | } | |
557 | ||
558 | void wxRuntimeDepersister::SetConnect(int eventSourceObjectID, | |
559 | const wxClassInfo *WXUNUSED(eventSourceClassInfo), | |
560 | const wxPropertyInfo *delegateInfo , | |
561 | const wxClassInfo *WXUNUSED(eventSinkClassInfo) , | |
562 | const wxHandlerInfo* handlerInfo , | |
563 | int eventSinkObjectID ) | |
564 | { | |
565 | wxEvtHandler *ehsource = dynamic_cast< wxEvtHandler* >( m_data->GetObject( eventSourceObjectID ) ) ; | |
566 | wxEvtHandler *ehsink = dynamic_cast< wxEvtHandler *>(m_data->GetObject(eventSinkObjectID) ) ; | |
567 | ||
568 | if ( ehsource && ehsink ) | |
569 | { | |
570 | const wxDelegateTypeInfo *delegateTypeInfo = dynamic_cast<const wxDelegateTypeInfo*>(delegateInfo->GetTypeInfo()); | |
571 | if( delegateTypeInfo && delegateTypeInfo->GetLastEventType() == -1 ) | |
572 | { | |
573 | ehsource->Connect( -1 , delegateTypeInfo->GetEventType() , | |
574 | handlerInfo->GetEventFunction() , NULL /*user data*/ , | |
575 | ehsink ) ; | |
576 | } | |
577 | else | |
578 | { | |
579 | for ( wxEventType iter = delegateTypeInfo->GetEventType() ; iter <= delegateTypeInfo->GetLastEventType() ; ++iter ) | |
580 | { | |
581 | ehsource->Connect( -1 , iter , | |
582 | handlerInfo->GetEventFunction() , NULL /*user data*/ , | |
583 | ehsink ) ; | |
584 | } | |
585 | } | |
586 | } | |
587 | } | |
588 | ||
589 | wxObject *wxRuntimeDepersister::GetObject(int objectID) | |
590 | { | |
591 | return m_data->GetObject( objectID ) ; | |
592 | } | |
593 | ||
594 | // adds an element to a property collection | |
595 | void wxRuntimeDepersister::AddToPropertyCollection( int objectID , | |
596 | const wxClassInfo *classInfo, | |
597 | const wxPropertyInfo* propertyInfo , | |
598 | const wxxVariant &value) | |
599 | { | |
600 | wxObject *o; | |
601 | o = m_data->GetObject(objectID); | |
602 | classInfo->AddToPropertyCollection( o , propertyInfo->GetName() , value ) ; | |
603 | } | |
604 | ||
605 | // sets the corresponding property (value is an object) | |
606 | void wxRuntimeDepersister::AddToPropertyCollectionAsObject(int objectID, | |
607 | const wxClassInfo *classInfo, | |
608 | const wxPropertyInfo* propertyInfo , | |
609 | int valueObjectId) | |
610 | { | |
611 | wxObject *o, *valo; | |
612 | o = m_data->GetObject(objectID); | |
613 | valo = m_data->GetObject(valueObjectId); | |
614 | const wxCollectionTypeInfo * collectionTypeInfo = dynamic_cast< const wxCollectionTypeInfo * >(propertyInfo->GetTypeInfo() ) ; | |
615 | const wxClassInfo* valClassInfo = (dynamic_cast<const wxClassTypeInfo*>(collectionTypeInfo->GetElementType()))->GetClassInfo() ; | |
616 | // if this is a dynamic object and we are asked for another class | |
617 | // than wxDynamicObject we cast it down manually. | |
618 | wxDynamicObject *dynvalo = dynamic_cast< wxDynamicObject * > (valo) ; | |
619 | if ( dynvalo!=NULL && (valClassInfo != dynvalo->GetClassInfo()) ) | |
620 | { | |
621 | valo = dynvalo->GetSuperClassInstance() ; | |
622 | } | |
623 | ||
624 | classInfo->AddToPropertyCollection( o , propertyInfo->GetName() , valClassInfo->InstanceToVariant(valo) ) ; | |
625 | } | |
626 | ||
627 | // ---------------------------------------------------------------------------- | |
628 | // depersisting to code | |
629 | // ---------------------------------------------------------------------------- | |
630 | ||
631 | struct wxCodeDepersister::wxCodeDepersisterInternal | |
632 | { | |
633 | #if wxUSE_UNICODE | |
634 | map<int,wstring> m_objectNames ; | |
635 | #else | |
636 | map<int,string> m_objectNames ; | |
637 | #endif | |
638 | ||
639 | void SetObjectName(int objectID, const wxString &name ) | |
640 | { | |
641 | if ( m_objectNames.find(objectID) != m_objectNames.end() ) | |
642 | { | |
643 | wxLogError( _("Passing a already registered object to SetObjectName") ) ; | |
644 | return ; | |
645 | } | |
646 | m_objectNames[objectID] = (const wxChar *)name; | |
647 | } | |
648 | ||
649 | wxString GetObjectName( int objectID ) | |
650 | { | |
651 | if ( objectID == wxNullObjectID ) | |
652 | return wxT("NULL") ; | |
653 | ||
654 | if ( m_objectNames.find(objectID) == m_objectNames.end() ) | |
655 | { | |
656 | wxLogError( _("Passing an unkown object to GetObject") ) ; | |
657 | return wxEmptyString ; | |
658 | } | |
659 | return wxString( m_objectNames[objectID].c_str() ) ; | |
660 | } | |
661 | } ; | |
662 | ||
663 | wxCodeDepersister::wxCodeDepersister(wxTextOutputStream *out) | |
664 | : m_fp(out) | |
665 | { | |
666 | m_data = new wxCodeDepersisterInternal ; | |
667 | } | |
668 | ||
669 | wxCodeDepersister::~wxCodeDepersister() | |
670 | { | |
671 | delete m_data ; | |
672 | } | |
673 | ||
674 | void wxCodeDepersister::AllocateObject(int objectID, wxClassInfo *classInfo , | |
675 | wxxVariantArray &WXUNUSED(metadata)) | |
676 | { | |
677 | wxString objectName = wxString::Format( wxT("LocalObject_%d") , objectID ) ; | |
678 | m_fp->WriteString( wxString::Format( wxT("\t%s *%s = new %s;\n"), | |
679 | classInfo->GetClassName(), | |
680 | objectName.c_str(), | |
681 | classInfo->GetClassName()) ); | |
682 | m_data->SetObjectName( objectID , objectName ) ; | |
683 | } | |
684 | ||
685 | void wxCodeDepersister::DestroyObject(int objectID, wxClassInfo *WXUNUSED(classInfo)) | |
686 | { | |
687 | m_fp->WriteString( wxString::Format( wxT("\tdelete %s;\n"), | |
688 | m_data->GetObjectName( objectID).c_str() ) ); | |
689 | } | |
690 | ||
691 | wxString wxCodeDepersister::ValueAsCode( const wxxVariant ¶m ) | |
692 | { | |
693 | wxString value ; | |
694 | const wxTypeInfo* type = param.GetTypeInfo() ; | |
695 | if ( type->GetKind() == wxT_CUSTOM ) | |
696 | { | |
697 | const wxCustomTypeInfo* cti = dynamic_cast<const wxCustomTypeInfo*>(type) ; | |
698 | if ( cti ) | |
699 | { | |
700 | value.Printf( wxT("%s(%s)"), cti->GetTypeName().c_str(),param.GetAsString().c_str() ); | |
701 | } | |
702 | else | |
703 | { | |
704 | wxLogError ( _("Internal error, illegal wxCustomTypeInfo") ) ; | |
705 | } | |
706 | } | |
707 | else if ( type->GetKind() == wxT_STRING ) | |
708 | { | |
709 | value.Printf( wxT("\"%s\""),param.GetAsString().c_str() ); | |
710 | } | |
711 | else | |
712 | { | |
713 | value.Printf( wxT("%s"), param.GetAsString().c_str() ); | |
714 | } | |
715 | return value ; | |
716 | } | |
717 | ||
718 | void wxCodeDepersister::CreateObject(int objectID, | |
719 | const wxClassInfo *WXUNUSED(classInfo), | |
720 | int paramCount, | |
721 | wxxVariant *params, | |
722 | int *objectIDValues, | |
723 | const wxClassInfo **WXUNUSED(objectClassInfos) , | |
724 | wxxVariantArray &WXUNUSED(metadata) | |
725 | ) | |
726 | { | |
727 | int i; | |
728 | m_fp->WriteString( wxString::Format( wxT("\t%s->Create("), m_data->GetObjectName(objectID).c_str() ) ); | |
729 | for (i = 0; i < paramCount; i++) | |
730 | { | |
731 | if ( objectIDValues[i] != wxInvalidObjectID ) | |
732 | m_fp->WriteString( wxString::Format( wxT("%s"), m_data->GetObjectName( objectIDValues[i] ).c_str() ) ); | |
733 | else | |
734 | { | |
735 | m_fp->WriteString( wxString::Format( wxT("%s"), ValueAsCode(params[i]).c_str() ) ); | |
736 | } | |
737 | if (i < paramCount - 1) | |
738 | m_fp->WriteString( wxT(", ")); | |
739 | } | |
740 | m_fp->WriteString( wxT(");\n") ); | |
741 | } | |
742 | ||
743 | void wxCodeDepersister::ConstructObject(int objectID, | |
744 | const wxClassInfo *classInfo, | |
745 | int paramCount, | |
746 | wxxVariant *params, | |
747 | int *objectIDValues, | |
748 | const wxClassInfo **WXUNUSED(objectClassInfos) , | |
749 | wxxVariantArray &WXUNUSED(metadata) | |
750 | ) | |
751 | { | |
752 | wxString objectName = wxString::Format( wxT("LocalObject_%d") , objectID ) ; | |
753 | m_fp->WriteString( wxString::Format( wxT("\t%s *%s = new %s("), | |
754 | classInfo->GetClassName(), | |
755 | objectName.c_str(), | |
756 | classInfo->GetClassName()) ); | |
757 | m_data->SetObjectName( objectID , objectName ) ; | |
758 | ||
759 | int i; | |
760 | for (i = 0; i < paramCount; i++) | |
761 | { | |
762 | if ( objectIDValues[i] != wxInvalidObjectID ) | |
763 | m_fp->WriteString( wxString::Format( wxT("%s"), m_data->GetObjectName( objectIDValues[i] ).c_str() ) ); | |
764 | else | |
765 | { | |
766 | m_fp->WriteString( wxString::Format( wxT("%s"), ValueAsCode(params[i]).c_str() ) ); | |
767 | } | |
768 | if (i < paramCount - 1) | |
769 | m_fp->WriteString( wxT(", ") ); | |
770 | } | |
771 | m_fp->WriteString( wxT(");\n") ); | |
772 | } | |
773 | ||
774 | void wxCodeDepersister::SetProperty(int objectID, | |
775 | const wxClassInfo *WXUNUSED(classInfo), | |
776 | const wxPropertyInfo* propertyInfo, | |
777 | const wxxVariant &value) | |
778 | { | |
779 | m_fp->WriteString( wxString::Format( wxT("\t%s->%s(%s);\n"), | |
780 | m_data->GetObjectName(objectID).c_str(), | |
781 | propertyInfo->GetAccessor()->GetSetterName().c_str(), | |
782 | ValueAsCode(value).c_str()) ); | |
783 | } | |
784 | ||
785 | void wxCodeDepersister::SetPropertyAsObject(int objectID, | |
786 | const wxClassInfo *WXUNUSED(classInfo), | |
787 | const wxPropertyInfo* propertyInfo, | |
788 | int valueObjectId) | |
789 | { | |
790 | if ( propertyInfo->GetTypeInfo()->GetKind() == wxT_OBJECT ) | |
791 | m_fp->WriteString( wxString::Format( wxT("\t%s->%s(*%s);\n"), | |
792 | m_data->GetObjectName(objectID).c_str(), | |
793 | propertyInfo->GetAccessor()->GetSetterName().c_str(), | |
794 | m_data->GetObjectName( valueObjectId).c_str() ) ); | |
795 | else | |
796 | m_fp->WriteString( wxString::Format( wxT("\t%s->%s(%s);\n"), | |
797 | m_data->GetObjectName(objectID).c_str(), | |
798 | propertyInfo->GetAccessor()->GetSetterName().c_str(), | |
799 | m_data->GetObjectName( valueObjectId).c_str() ) ); | |
800 | } | |
801 | ||
802 | void wxCodeDepersister::AddToPropertyCollection( int objectID , | |
803 | const wxClassInfo *WXUNUSED(classInfo), | |
804 | const wxPropertyInfo* propertyInfo , | |
805 | const wxxVariant &value) | |
806 | { | |
807 | m_fp->WriteString( wxString::Format( wxT("\t%s->%s(%s);\n"), | |
808 | m_data->GetObjectName(objectID).c_str(), | |
809 | propertyInfo->GetAccessor()->GetAdderName().c_str(), | |
810 | ValueAsCode(value).c_str()) ); | |
811 | } | |
812 | ||
813 | // sets the corresponding property (value is an object) | |
814 | void wxCodeDepersister::AddToPropertyCollectionAsObject(int WXUNUSED(objectID), | |
815 | const wxClassInfo *WXUNUSED(classInfo), | |
816 | const wxPropertyInfo* WXUNUSED(propertyInfo) , | |
817 | int WXUNUSED(valueObjectId)) | |
818 | { | |
819 | // TODO | |
820 | } | |
821 | ||
822 | void wxCodeDepersister::SetConnect(int eventSourceObjectID, | |
823 | const wxClassInfo *WXUNUSED(eventSourceClassInfo), | |
824 | const wxPropertyInfo *delegateInfo , | |
825 | const wxClassInfo *eventSinkClassInfo , | |
826 | const wxHandlerInfo* handlerInfo , | |
827 | int eventSinkObjectID ) | |
828 | { | |
829 | wxString ehsource = m_data->GetObjectName( eventSourceObjectID ) ; | |
830 | wxString ehsink = m_data->GetObjectName(eventSinkObjectID) ; | |
831 | wxString ehsinkClass = eventSinkClassInfo->GetClassName() ; | |
832 | const wxDelegateTypeInfo *delegateTypeInfo = dynamic_cast<const wxDelegateTypeInfo*>(delegateInfo->GetTypeInfo()); | |
833 | if ( delegateTypeInfo ) | |
834 | { | |
835 | int eventType = delegateTypeInfo->GetEventType() ; | |
836 | wxString handlerName = handlerInfo->GetName() ; | |
837 | ||
838 | m_fp->WriteString( wxString::Format( wxT("\t%s->Connect( %s->GetId() , %d , (wxObjectEventFunction)(wxEventFunction) & %s::%s , NULL , %s ) ;") , | |
839 | ehsource.c_str() , ehsource.c_str() , eventType , ehsinkClass.c_str() , handlerName.c_str() , ehsink.c_str() ) ); | |
840 | } | |
841 | else | |
842 | { | |
843 | wxLogError(_("delegate has no type info")); | |
844 | } | |
845 | } | |
846 | ||
847 | #include <wx/arrimpl.cpp> | |
848 | ||
849 | WX_DEFINE_OBJARRAY(wxxVariantArray); | |
850 | ||
851 | #endif |