src/common/xtistrm.cpp

   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 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 #if wxUSE_EXTENDED_RTTI
  20
  21 #include "wx/xtistrm.h"
  22
  23 #ifndef WX_PRECOMP
  24     #include "wx/object.h"
  25     #include "wx/hash.h"
  26     #include "wx/event.h"
  27 #endif
  28
  29 #include "wx/tokenzr.h"
  30 #include "wx/txtstrm.h"
  31
  32 // STL headers:
  33
  34 #include "wx/beforestd.h"
  35 #include <map>
  36 #include <vector>
  37 #include <string>
  38 #include "wx/afterstd.h"
  39 using namespace std;
  40
  41
  42 // ----------------------------------------------------------------------------
  43 // wxObjectWriter
  44 // ----------------------------------------------------------------------------
  45
  46 struct wxObjectWriter::wxObjectWriterInternal
  47 {
  48     map< const wxObject*, int > m_writtenObjects;
  49     int m_nextId;
  50 };
  51
  52 wxObjectWriter::wxObjectWriter()
  53 {
  54     m_data = new wxObjectWriterInternal;
  55     m_data->m_nextId = 0;
  56 }
  57
  58 wxObjectWriter::~wxObjectWriter()
  59 {
  60     delete m_data;
  61 }
  62
  63 struct wxObjectWriter::wxObjectWriterInternalPropertiesData
  64 {
  65     char nothing;
  66 };
  67
  68 void wxObjectWriter::ClearObjectContext()
  69 {
  70     delete m_data;
  71     m_data = new wxObjectWriterInternal();
  72     m_data->m_nextId = 0;
  73 }
  74
  75 void wxObjectWriter::WriteObject(const wxObject *object, const wxClassInfo *classInfo,
  76                            wxObjectWriterCallback *writercallback, const wxString &name,
  77                            const wxStringToAnyHashMap &metadata )
  78 {
  79     DoBeginWriteTopLevelEntry( name );
  80     WriteObject( object, classInfo, writercallback, false, metadata);
  81     DoEndWriteTopLevelEntry( name );
  82 }
  83
  84 void wxObjectWriter::WriteObject(const wxObject *object, const wxClassInfo *classInfo,
  85                            wxObjectWriterCallback *writercallback, bool isEmbedded,
  86                            const wxStringToAnyHashMap &metadata )
  87 {
  88     if ( !classInfo->BeforeWriteObject( object, this, writercallback, metadata) )
  89         return;
  90
  91     if ( writercallback->BeforeWriteObject( this, object, classInfo, metadata) )
  92     {
  93         if ( object == NULL )
  94             DoWriteNullObject();
  95         else if ( IsObjectKnown( object ) )
  96             DoWriteRepeatedObject( GetObjectID(object) );
  97         else
  98         {
  99             int oid = m_data->m_nextId++;
 100             if ( !isEmbedded )
 101                 m_data->m_writtenObjects[object] = oid;
 102
 103             // in case this object is a wxDynamicObject we also have to insert is superclass
 104             // instance with the same id, so that object relations are streamed out correctly
 105             const wxDynamicObject* dynobj = wx_dynamic_cast(const wxDynamicObject*, object);
 106             if ( !isEmbedded && dynobj )
 107                 m_data->m_writtenObjects[dynobj->GetSuperClassInstance()] = oid;
 108
 109             DoBeginWriteObject( object, classInfo, oid, metadata );
 110             wxObjectWriterInternalPropertiesData data;
 111             WriteAllProperties( object, classInfo, writercallback, &data );
 112             DoEndWriteObject( object, classInfo, oid  );
 113         }
 114         writercallback->AfterWriteObject( this,object, classInfo );
 115     }
 116 }
 117
 118 void wxObjectWriter::FindConnectEntry(const wxEvtHandler * evSource,
 119                                 const wxEventSourceTypeInfo* dti,
 120                                 const wxObject* &sink,
 121                                 const wxHandlerInfo *&handler)
 122 {
 123     wxList *dynamicEvents = evSource->GetDynamicEventTable();
 124
 125     if ( dynamicEvents )
 126     {
 127         for ( wxList::const_iterator node = dynamicEvents->begin(); node != dynamicEvents->end(); ++node )
 128         {
 129             wxDynamicEventTableEntry *entry = (wxDynamicEventTableEntry*)(*node);
 130
 131             // find the match
 132             if ( entry->m_fn &&
 133                 (dti->GetEventType() == entry->m_eventType) &&
 134                 (entry->m_id == -1 ) &&
 135                 (entry->m_fn->GetEvtHandler() != NULL ) )
 136             {
 137                 sink = entry->m_fn->GetEvtHandler();
 138                 const wxClassInfo* sinkClassInfo = sink->GetClassInfo();
 139                 const wxHandlerInfo* sinkHandler = sinkClassInfo->GetFirstHandler();
 140                 while ( sinkHandler )
 141                 {
 142                     if ( sinkHandler->GetEventFunction() == entry->m_fn->GetEvtMethod() )
 143                     {
 144                         handler = sinkHandler;
 145                         break;
 146                     }
 147                     sinkHandler = sinkHandler->GetNext();
 148                 }
 149                 break;
 150             }
 151         }
 152     }
 153 }
 154 void wxObjectWriter::WriteAllProperties( const wxObject * obj, const wxClassInfo* ci,
 155                                    wxObjectWriterCallback *writercallback,
 156                                    wxObjectWriterInternalPropertiesData * data )
 157 {
 158     wxPropertyInfoMap map;
 159     ci->GetProperties( map );
 160     for ( int i = 0; i < ci->GetCreateParamCount(); ++i )
 161     {
 162         wxString name = ci->GetCreateParamName(i);
 163         wxPropertyInfoMap::const_iterator iter = map.find(name);
 164         const wxPropertyInfo* prop = iter == map.end() ? NULL : iter->second;
 165         if ( prop )
 166         {
 167             WriteOneProperty( obj, prop->GetDeclaringClass(), prop, writercallback, data );
 168         }
 169         else
 170         {
 171             wxLogError( _("Create Parameter %s not found in declared RTTI Parameters"), name.c_str() );
 172         }
 173         map.erase( name );
 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, writercallback, data );
 182             }
 183         }
 184     }
 185     { // Extra block for broken compilers
 186         for( wxPropertyInfoMap::iterator iter = map.begin(); iter != map.end(); ++iter )
 187         {
 188             const wxPropertyInfo* prop = iter->second;
 189             if ( !(prop->GetFlags() & wxPROP_OBJECT_GRAPH) )
 190             {
 191                 WriteOneProperty( obj, prop->GetDeclaringClass(), prop, writercallback, data );
 192             }
 193         }
 194     }
 195 }
 196
 197 class WXDLLIMPEXP_BASE wxObjectPropertyWriter: public wxObjectWriterFunctor
 198 {
 199 public:
 200     wxObjectPropertyWriter(const wxClassTypeInfo* cti,
 201         wxObjectWriterCallback *writercallback,
 202         wxObjectWriter* writer,
 203         wxStringToAnyHashMap &props) :
 204     m_cti(cti),m_persister(writercallback),m_writer(writer),m_props(props)
 205     {}
 206
 207     virtual void operator()(const wxObject *vobj)
 208     {
 209         m_writer->WriteObject( vobj, (vobj ? vobj->GetClassInfo() : m_cti->GetClassInfo() ),
 210             m_persister, m_cti->GetKind()== wxT_OBJECT, m_props );
 211     }
 212 private:
 213     const wxClassTypeInfo* m_cti;
 214     wxObjectWriterCallback *m_persister;
 215     wxObjectWriter* m_writer;
 216     wxStringToAnyHashMap& m_props;
 217 };
 218
 219 void wxObjectWriter::WriteOneProperty( const wxObject *obj, const wxClassInfo* ci,
 220                                  const wxPropertyInfo* pi, wxObjectWriterCallback *writercallback,
 221                                  wxObjectWriterInternalPropertiesData *WXUNUSED(data) )
 222 {
 223     if ( pi->GetFlags() & wxPROP_DONT_STREAM )
 224         return;
 225
 226     // make sure that we are picking the correct object for accessing the property
 227     const wxDynamicObject* dynobj = wx_dynamic_cast(const wxDynamicObject*, obj );
 228     if ( dynobj && (wx_dynamic_cast(const wxDynamicClassInfo*, ci) == NULL) )
 229         obj = dynobj->GetSuperClassInstance();
 230
 231     if ( pi->GetTypeInfo()->GetKind() == wxT_COLLECTION )
 232     {
 233         wxAnyList data;
 234         pi->GetAccessor()->GetPropertyCollection(obj, data);
 235         const wxTypeInfo * elementType =
 236             wx_dynamic_cast( const wxCollectionTypeInfo*, pi->GetTypeInfo() )->GetElementType();
 237         if ( !data.empty() )
 238         {
 239             DoBeginWriteProperty( pi );
 240             for ( wxAnyList::const_iterator iter = data.begin(); iter != data.end(); ++iter )
 241             {
 242                 DoBeginWriteElement();
 243                 const wxAny* valptr = *iter;
 244                 if ( writercallback->BeforeWriteProperty( this, obj, pi, *valptr ) )
 245                 {
 246                     const wxClassTypeInfo* cti =
 247                         wx_dynamic_cast( const wxClassTypeInfo*, elementType );
 248                     if ( cti )
 249                     {
 250                         wxStringToAnyHashMap md;
 251                         wxObjectPropertyWriter pw(cti,writercallback,this, md);
 252
 253                         const wxClassInfo* pci = cti->GetClassInfo();
 254                         pci->CallOnAny( *valptr, &pw);
 255                     }
 256                     else
 257                     {
 258                         DoWriteSimpleType( *valptr );
 259                     }
 260                 }
 261                 DoEndWriteElement();
 262             }
 263             DoEndWriteProperty( pi );
 264         }
 265     }
 266     else
 267     {
 268         const wxEventSourceTypeInfo* dti =
 269             wx_dynamic_cast( const wxEventSourceTypeInfo* , pi->GetTypeInfo() );
 270         if ( dti )
 271         {
 272             const wxObject* sink = NULL;
 273             const wxHandlerInfo *handler = NULL;
 274
 275             const wxEvtHandler * evSource = wx_dynamic_cast(const wxEvtHandler *, obj);
 276             if ( evSource )
 277             {
 278                 FindConnectEntry( evSource, dti, sink, handler );
 279                 if ( writercallback->BeforeWriteDelegate( this, obj, ci, pi, sink, handler ) )
 280                 {
 281                     if ( sink != NULL && handler != NULL )
 282                     {
 283                         DoBeginWriteProperty( pi );
 284                         if ( IsObjectKnown( sink ) )
 285                         {
 286                             DoWriteDelegate( obj, ci, pi, sink, GetObjectID( sink ),
 287                                              sink->GetClassInfo(), handler );
 288                             DoEndWriteProperty( pi );
 289                         }
 290                         else
 291                         {
 292                             wxLogError( _T("Streaming delegates for not already ")
 293                                         _T("streamed objects not yet supported") );
 294                         }
 295                     }
 296                 }
 297             }
 298             else
 299             {
 300                 wxLogError(_("Illegal Object Class (Non-wxEvtHandler) as Event Source") );
 301             }
 302         }
 303         else
 304         {
 305             wxAny value;
 306             pi->GetAccessor()->GetProperty(obj, value);
 307
 308             // avoid streaming out void objects
 309             // TODO Verify
 310             if( value.IsNull() )
 311                 return;
 312
 313             if ( pi->GetFlags() & wxPROP_ENUM_STORE_LONG )
 314             {
 315                 const wxEnumTypeInfo *eti =
 316                     wx_dynamic_cast(const wxEnumTypeInfo*,  pi->GetTypeInfo() );
 317                 if ( eti )
 318                 {
 319                     eti->ConvertFromLong( wxANY_AS(value, long ), value );
 320                 }
 321                 else
 322                 {
 323                     wxLogError( _("Type must have enum - long conversion") );
 324                 }
 325             }
 326
 327             // avoid streaming out default values
 328             if ( pi->GetTypeInfo()->HasStringConverters() &&
 329                  !pi->GetDefaultValue().IsNull() ) // TODO Verify
 330             {
 331                 if ( wxAnyGetAsString(value) == wxAnyGetAsString(pi->GetDefaultValue()) )
 332                     return;
 333             }
 334
 335             // avoid streaming out null objects
 336             const wxClassTypeInfo* cti =
 337                 wx_dynamic_cast( const wxClassTypeInfo* , pi->GetTypeInfo() );
 338
 339             if ( cti && cti->GetKind() == wxT_OBJECT_PTR && wxAnyGetAsObjectPtr(value) == NULL )
 340                 return;
 341
 342             if ( writercallback->BeforeWriteProperty( this, obj, pi, value ) )
 343             {
 344                 DoBeginWriteProperty( pi );
 345                 if ( cti )
 346                 {
 347                     if ( cti->HasStringConverters() )
 348                     {
 349                         wxString stringValue;
 350                         cti->ConvertToString( value, stringValue );
 351                         wxAny convertedValue(stringValue);
 352                         DoWriteSimpleType( convertedValue );
 353                     }
 354                     else
 355                     {
 356                         wxStringToAnyHashMap md;
 357                         wxObjectPropertyWriter pw(cti,writercallback,this, md);
 358
 359                         const wxClassInfo* pci = cti->GetClassInfo();
 360                         pci->CallOnAny(value, &pw);
 361                     }
 362                 }
 363                 else
 364                 {
 365                     DoWriteSimpleType( value );
 366                 }
 367                 DoEndWriteProperty( pi );
 368             }
 369         }
 370     }
 371 }
 372
 373 int wxObjectWriter::GetObjectID(const wxObject *obj)
 374 {
 375     if ( !IsObjectKnown( obj ) )
 376         return wxInvalidObjectID;
 377
 378     return m_data->m_writtenObjects[obj];
 379 }
 380
 381 bool wxObjectWriter::IsObjectKnown( const wxObject *obj )
 382 {
 383     return m_data->m_writtenObjects.find( obj ) != m_data->m_writtenObjects.end();
 384 }
 385
 386
 387 // ----------------------------------------------------------------------------
 388 // wxObjectReader
 389 // ----------------------------------------------------------------------------
 390
 391 struct wxObjectReader::wxObjectReaderInternal
 392 {
 393     map<int,wxClassInfo*> m_classInfos;
 394 };
 395
 396 wxObjectReader::wxObjectReader()
 397 {
 398     m_data = new wxObjectReaderInternal;
 399 }
 400
 401 wxObjectReader::~wxObjectReader()
 402 {
 403     delete m_data;
 404 }
 405
 406 wxClassInfo* wxObjectReader::GetObjectClassInfo(int objectID)
 407 {
 408     if ( objectID == wxNullObjectID || objectID == wxInvalidObjectID )
 409     {
 410         wxLogError( _("Invalid or Null Object ID passed to GetObjectClassInfo" ) );
 411         return NULL;
 412     }
 413     if ( m_data->m_classInfos.find(objectID) == m_data->m_classInfos.end() )
 414     {
 415         wxLogError( _("Unknown Object passed to GetObjectClassInfo" ) );
 416         return NULL;
 417     }
 418     return m_data->m_classInfos[objectID];
 419 }
 420
 421 void wxObjectReader::SetObjectClassInfo(int objectID, wxClassInfo *classInfo )
 422 {
 423     if ( objectID == wxNullObjectID || objectID == wxInvalidObjectID )
 424     {
 425         wxLogError( _("Invalid or Null Object ID passed to GetObjectClassInfo" ) );
 426         return;
 427     }
 428     if ( m_data->m_classInfos.find(objectID) != m_data->m_classInfos.end() )
 429     {
 430         wxLogError( _("Already Registered Object passed to SetObjectClassInfo" ) );
 431         return;
 432     }
 433     m_data->m_classInfos[objectID] = classInfo;
 434 }
 435
 436 bool wxObjectReader::HasObjectClassInfo( int objectID )
 437 {
 438     if ( objectID == wxNullObjectID || objectID == wxInvalidObjectID )
 439     {
 440         wxLogError( _("Invalid or Null Object ID passed to HasObjectClassInfo" ) );
 441         return false;
 442     }
 443     return m_data->m_classInfos.find(objectID) != m_data->m_classInfos.end();
 444 }
 445
 446
 447 // ----------------------------------------------------------------------------
 448 // reading xml in
 449 // ----------------------------------------------------------------------------
 450
 451 /*
 452 Reading components has not to be extended for components
 453 as properties are always sought by typeinfo over all levels
 454 and create params are always toplevel class only
 455 */
 456
 457
 458 // ----------------------------------------------------------------------------
 459 // wxObjectRuntimeReaderCallback - depersisting to memory
 460 // ----------------------------------------------------------------------------
 461
 462 struct wxObjectRuntimeReaderCallback::wxObjectRuntimeReaderCallbackInternal
 463 {
 464     map<int,wxObject *> m_objects;
 465
 466     void SetObject(int objectID, wxObject *obj )
 467     {
 468         if ( m_objects.find(objectID) != m_objects.end() )
 469         {
 470             wxLogError( _("Passing a already registered object to SetObject") );
 471             return ;
 472         }
 473         m_objects[objectID] = obj;
 474     }
 475     wxObject* GetObject( int objectID )
 476     {
 477         if ( objectID == wxNullObjectID )
 478             return NULL;
 479         if ( m_objects.find(objectID) == m_objects.end() )
 480         {
 481             wxLogError( _("Passing an unkown object to GetObject") );
 482             return NULL;
 483         }
 484
 485         return m_objects[objectID];
 486     }
 487 };
 488
 489 wxObjectRuntimeReaderCallback::wxObjectRuntimeReaderCallback()
 490 {
 491     m_data = new wxObjectRuntimeReaderCallbackInternal();
 492 }
 493
 494 wxObjectRuntimeReaderCallback::~wxObjectRuntimeReaderCallback()
 495 {
 496     delete m_data;
 497 }
 498
 499 void wxObjectRuntimeReaderCallback::AllocateObject(int objectID, wxClassInfo *classInfo,
 500                                           wxStringToAnyHashMap &WXUNUSED(metadata))
 501 {
 502     wxObject *O;
 503     O = classInfo->CreateObject();
 504     m_data->SetObject(objectID, O);
 505 }
 506
 507 void wxObjectRuntimeReaderCallback::CreateObject(int objectID,
 508                                         const wxClassInfo *classInfo,
 509                                         int paramCount,
 510                                         wxAny *params,
 511                                         int *objectIdValues,
 512                                         const wxClassInfo **objectClassInfos,
 513                                         wxStringToAnyHashMap &WXUNUSED(metadata))
 514 {
 515     wxObject *o;
 516     o = m_data->GetObject(objectID);
 517     for ( int i = 0; i < paramCount; ++i )
 518     {
 519         if ( objectIdValues[i] != wxInvalidObjectID )
 520         {
 521             wxObject *o;
 522             o = m_data->GetObject(objectIdValues[i]);
 523             // if this is a dynamic object and we are asked for another class
 524             // than wxDynamicObject we cast it down manually.
 525             wxDynamicObject *dyno = wx_dynamic_cast( wxDynamicObject *, o);
 526             if ( dyno!=NULL && (objectClassInfos[i] != dyno->GetClassInfo()) )
 527             {
 528                 o = dyno->GetSuperClassInstance();
 529             }
 530             params[i] = objectClassInfos[i]->ObjectPtrToAny(o);
 531         }
 532     }
 533     classInfo->Create(o, paramCount, params);
 534 }
 535
 536 void wxObjectRuntimeReaderCallback::ConstructObject(int objectID,
 537                                         const wxClassInfo *classInfo,
 538                                         int paramCount,
 539                                         wxAny *params,
 540                                         int *objectIdValues,
 541                                         const wxClassInfo **objectClassInfos,
 542                                         wxStringToAnyHashMap &WXUNUSED(metadata))
 543 {
 544     wxObject *o;
 545     for ( int i = 0; i < paramCount; ++i )
 546     {
 547         if ( objectIdValues[i] != wxInvalidObjectID )
 548         {
 549             wxObject *o;
 550             o = m_data->GetObject(objectIdValues[i]);
 551             // if this is a dynamic object and we are asked for another class
 552             // than wxDynamicObject we cast it down manually.
 553             wxDynamicObject *dyno = wx_dynamic_cast( wxDynamicObject *, o);
 554             if ( dyno!=NULL && (objectClassInfos[i] != dyno->GetClassInfo()) )
 555             {
 556                 o = dyno->GetSuperClassInstance();
 557             }
 558             params[i] = objectClassInfos[i]->ObjectPtrToAny(o);
 559         }
 560     }
 561     o = classInfo->ConstructObject(paramCount, params);
 562     m_data->SetObject(objectID, o);
 563 }
 564
 565
 566 void wxObjectRuntimeReaderCallback::DestroyObject(int objectID, wxClassInfo *WXUNUSED(classInfo))
 567 {
 568     wxObject *o;
 569     o = m_data->GetObject(objectID);
 570     delete o;
 571 }
 572
 573 void wxObjectRuntimeReaderCallback::SetProperty(int objectID,
 574                                        const wxClassInfo *classInfo,
 575                                        const wxPropertyInfo* propertyInfo,
 576                                        const wxAny &value)
 577 {
 578     wxObject *o;
 579     o = m_data->GetObject(objectID);
 580     classInfo->SetProperty( o, propertyInfo->GetName().c_str(), value );
 581 }
 582
 583 void wxObjectRuntimeReaderCallback::SetPropertyAsObject(int objectID,
 584                                                const wxClassInfo *classInfo,
 585                                                const wxPropertyInfo* propertyInfo,
 586                                                int valueObjectId)
 587 {
 588     wxObject *o, *valo;
 589     o = m_data->GetObject(objectID);
 590     valo = m_data->GetObject(valueObjectId);
 591     const wxClassInfo* valClassInfo =
 592         (wx_dynamic_cast(const wxClassTypeInfo*,propertyInfo->GetTypeInfo()))->GetClassInfo();
 593
 594     // if this is a dynamic object and we are asked for another class
 595     // than wxDynamicObject we cast it down manually.
 596     wxDynamicObject *dynvalo = wx_dynamic_cast( wxDynamicObject *, valo);
 597     if ( dynvalo!=NULL  && (valClassInfo != dynvalo->GetClassInfo()) )
 598     {
 599         valo = dynvalo->GetSuperClassInstance();
 600     }
 601
 602     classInfo->SetProperty( o, propertyInfo->GetName().c_str(),
 603                             valClassInfo->ObjectPtrToAny(valo) );
 604 }
 605
 606 void wxObjectRuntimeReaderCallback::SetConnect(int eventSourceObjectID,
 607                                       const wxClassInfo *WXUNUSED(eventSourceClassInfo),
 608                                       const wxPropertyInfo *delegateInfo,
 609                                       const wxClassInfo *WXUNUSED(eventSinkClassInfo),
 610                                       const wxHandlerInfo* handlerInfo,
 611                                       int eventSinkObjectID )
 612 {
 613     wxEvtHandler *ehsource =
 614         wx_dynamic_cast( wxEvtHandler* , m_data->GetObject( eventSourceObjectID ) );
 615     wxEvtHandler *ehsink =
 616         wx_dynamic_cast( wxEvtHandler *,m_data->GetObject(eventSinkObjectID) );
 617
 618     if ( ehsource && ehsink )
 619     {
 620         const wxEventSourceTypeInfo *delegateTypeInfo =
 621             wx_dynamic_cast(const wxEventSourceTypeInfo*,delegateInfo->GetTypeInfo());
 622         if( delegateTypeInfo && delegateTypeInfo->GetLastEventType() == -1 )
 623         {
 624             ehsource->Connect( -1, delegateTypeInfo->GetEventType(),
 625                 handlerInfo->GetEventFunction(), NULL /*user data*/,
 626                 ehsink );
 627         }
 628         else
 629         {
 630             for ( wxEventType iter = delegateTypeInfo->GetEventType();
 631                   iter <= delegateTypeInfo->GetLastEventType(); ++iter )
 632             {
 633                 ehsource->Connect( -1, iter,
 634                     handlerInfo->GetEventFunction(), NULL /*user data*/,
 635                     ehsink );
 636             }
 637         }
 638     }
 639 }
 640
 641 wxObject *wxObjectRuntimeReaderCallback::GetObject(int objectID)
 642 {
 643     return m_data->GetObject( objectID );
 644 }
 645
 646 void wxObjectRuntimeReaderCallback::AddToPropertyCollection( int objectID,
 647                                                    const wxClassInfo *classInfo,
 648                                                    const wxPropertyInfo* propertyInfo,
 649                                                    const wxAny &value)
 650 {
 651     wxObject *o;
 652     o = m_data->GetObject(objectID);
 653     classInfo->AddToPropertyCollection( o, propertyInfo->GetName().c_str(), value );
 654 }
 655
 656 void wxObjectRuntimeReaderCallback::AddToPropertyCollectionAsObject(int objectID,
 657                                                            const wxClassInfo *classInfo,
 658                                                            const wxPropertyInfo* propertyInfo,
 659                                                            int valueObjectId)
 660 {
 661     wxObject *o, *valo;
 662     o = m_data->GetObject(objectID);
 663     valo = m_data->GetObject(valueObjectId);
 664     const wxCollectionTypeInfo * collectionTypeInfo =
 665         wx_dynamic_cast( const wxCollectionTypeInfo *, propertyInfo->GetTypeInfo() );
 666     const wxClassInfo* valClassInfo =
 667         (wx_dynamic_cast(const wxClassTypeInfo*,collectionTypeInfo->GetElementType()))->GetClassInfo();
 668
 669     // if this is a dynamic object and we are asked for another class
 670     // than wxDynamicObject we cast it down manually.
 671     wxDynamicObject *dynvalo = wx_dynamic_cast( wxDynamicObject *, valo);
 672     if ( dynvalo!=NULL  && (valClassInfo != dynvalo->GetClassInfo()) )
 673     {
 674         valo = dynvalo->GetSuperClassInstance();
 675     }
 676
 677     classInfo->AddToPropertyCollection( o, propertyInfo->GetName().c_str(),
 678                                         valClassInfo->ObjectPtrToAny(valo) );
 679 }
 680
 681 #endif // wxUSE_EXTENDED_RTTI