| 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 "wx/range.h" |
| 32 | |
| 33 | #include <string.h> |
| 34 | |
| 35 | #include "wx/beforestd.h" |
| 36 | #include <map> |
| 37 | #include <string> |
| 38 | #include <list> |
| 39 | #include "wx/afterstd.h" |
| 40 | |
| 41 | using namespace std; |
| 42 | |
| 43 | // ---------------------------------------------------------------------------- |
| 44 | // wxEnumData |
| 45 | // ---------------------------------------------------------------------------- |
| 46 | |
| 47 | wxEnumData::wxEnumData( wxEnumMemberData* data ) |
| 48 | { |
| 49 | m_members = data; |
| 50 | for ( m_count = 0; m_members[m_count].m_name; m_count++) |
| 51 | {}; |
| 52 | } |
| 53 | |
| 54 | bool wxEnumData::HasEnumMemberValue(const wxChar *name, int *value) const |
| 55 | { |
| 56 | int i; |
| 57 | for (i = 0; m_members[i].m_name; i++ ) |
| 58 | { |
| 59 | if (!wxStrcmp(name, m_members[i].m_name)) |
| 60 | { |
| 61 | if ( value ) |
| 62 | *value = m_members[i].m_value; |
| 63 | return true; |
| 64 | } |
| 65 | } |
| 66 | return false; |
| 67 | } |
| 68 | |
| 69 | int wxEnumData::GetEnumMemberValue(const wxChar *name) const |
| 70 | { |
| 71 | int i; |
| 72 | for (i = 0; m_members[i].m_name; i++ ) |
| 73 | { |
| 74 | if (!wxStrcmp(name, m_members[i].m_name)) |
| 75 | { |
| 76 | return m_members[i].m_value; |
| 77 | } |
| 78 | } |
| 79 | return 0; |
| 80 | } |
| 81 | |
| 82 | const wxChar *wxEnumData::GetEnumMemberName(int value) const |
| 83 | { |
| 84 | int i; |
| 85 | for (i = 0; m_members[i].m_name; i++) |
| 86 | if (value == m_members[i].m_value) |
| 87 | return m_members[i].m_name; |
| 88 | |
| 89 | return wxEmptyString; |
| 90 | } |
| 91 | |
| 92 | int wxEnumData::GetEnumMemberValueByIndex( int idx ) const |
| 93 | { |
| 94 | // we should cache the count in order to avoid out-of-bounds errors |
| 95 | return m_members[idx].m_value; |
| 96 | } |
| 97 | |
| 98 | const wxChar * wxEnumData::GetEnumMemberNameByIndex( int idx ) const |
| 99 | { |
| 100 | // we should cache the count in order to avoid out-of-bounds errors |
| 101 | return m_members[idx].m_name; |
| 102 | } |
| 103 | |
| 104 | // ---------------------------------------------------------------------------- |
| 105 | // Type Information |
| 106 | // ---------------------------------------------------------------------------- |
| 107 | |
| 108 | // ---------------------------------------------------------------------------- |
| 109 | // value streaming |
| 110 | // ---------------------------------------------------------------------------- |
| 111 | |
| 112 | // streamer specializations |
| 113 | // for all built-in types |
| 114 | |
| 115 | // bool |
| 116 | |
| 117 | template<> void wxStringReadValue(const wxString &s, bool &data ) |
| 118 | { |
| 119 | int intdata; |
| 120 | wxSscanf(s, _T("%d"), &intdata ); |
| 121 | data = (bool)(intdata != 0); |
| 122 | } |
| 123 | |
| 124 | template<> void wxStringWriteValue(wxString &s, const bool &data ) |
| 125 | { |
| 126 | s = wxString::Format(_T("%d"), data ); |
| 127 | } |
| 128 | |
| 129 | // char |
| 130 | |
| 131 | template<> void wxStringReadValue(const wxString &s, char &data ) |
| 132 | { |
| 133 | int intdata; |
| 134 | wxSscanf(s, _T("%d"), &intdata ); |
| 135 | data = char(intdata); |
| 136 | } |
| 137 | |
| 138 | template<> void wxStringWriteValue(wxString &s, const char &data ) |
| 139 | { |
| 140 | s = wxString::Format(_T("%d"), data ); |
| 141 | } |
| 142 | |
| 143 | // unsigned char |
| 144 | |
| 145 | template<> void wxStringReadValue(const wxString &s, unsigned char &data ) |
| 146 | { |
| 147 | int intdata; |
| 148 | wxSscanf(s, _T("%d"), &intdata ); |
| 149 | data = (unsigned char)(intdata); |
| 150 | } |
| 151 | |
| 152 | template<> void wxStringWriteValue(wxString &s, const unsigned char &data ) |
| 153 | { |
| 154 | s = wxString::Format(_T("%d"), data ); |
| 155 | } |
| 156 | |
| 157 | // int |
| 158 | |
| 159 | template<> void wxStringReadValue(const wxString &s, int &data ) |
| 160 | { |
| 161 | wxSscanf(s, _T("%d"), &data ); |
| 162 | } |
| 163 | |
| 164 | template<> void wxStringWriteValue(wxString &s, const int &data ) |
| 165 | { |
| 166 | s = wxString::Format(_T("%d"), data ); |
| 167 | } |
| 168 | |
| 169 | // unsigned int |
| 170 | |
| 171 | template<> void wxStringReadValue(const wxString &s, unsigned int &data ) |
| 172 | { |
| 173 | wxSscanf(s, _T("%d"), &data ); |
| 174 | } |
| 175 | |
| 176 | template<> void wxStringWriteValue(wxString &s, const unsigned int &data ) |
| 177 | { |
| 178 | s = wxString::Format(_T("%d"), data ); |
| 179 | } |
| 180 | |
| 181 | // long |
| 182 | |
| 183 | template<> void wxStringReadValue(const wxString &s, long &data ) |
| 184 | { |
| 185 | wxSscanf(s, _T("%ld"), &data ); |
| 186 | } |
| 187 | |
| 188 | template<> void wxStringWriteValue(wxString &s, const long &data ) |
| 189 | { |
| 190 | s = wxString::Format(_T("%ld"), data ); |
| 191 | } |
| 192 | |
| 193 | // unsigned long |
| 194 | |
| 195 | template<> void wxStringReadValue(const wxString &s, unsigned long &data ) |
| 196 | { |
| 197 | wxSscanf(s, _T("%ld"), &data ); |
| 198 | } |
| 199 | |
| 200 | template<> void wxStringWriteValue(wxString &s, const unsigned long &data ) |
| 201 | { |
| 202 | s = wxString::Format(_T("%ld"), data ); |
| 203 | } |
| 204 | |
| 205 | #ifdef wxLongLong_t |
| 206 | template<> void wxStringReadValue(const wxString &s, wxLongLong_t &data ) |
| 207 | { |
| 208 | wxSscanf(s, _T("%lld"), &data ); |
| 209 | } |
| 210 | |
| 211 | template<> void wxStringWriteValue(wxString &s, const wxLongLong_t &data ) |
| 212 | { |
| 213 | s = wxString::Format(_T("%lld"), data ); |
| 214 | } |
| 215 | |
| 216 | template<> void wxStringReadValue(const wxString &s, wxULongLong_t &data ) |
| 217 | { |
| 218 | wxSscanf(s, _T("%lld"), &data ); |
| 219 | } |
| 220 | |
| 221 | template<> void wxStringWriteValue(wxString &s, const wxULongLong_t &data ) |
| 222 | { |
| 223 | s = wxString::Format(_T("%lld"), data ); |
| 224 | } |
| 225 | #endif |
| 226 | // float |
| 227 | |
| 228 | template<> void wxStringReadValue(const wxString &s, float &data ) |
| 229 | { |
| 230 | wxSscanf(s, _T("%f"), &data ); |
| 231 | } |
| 232 | |
| 233 | template<> void wxStringWriteValue(wxString &s, const float &data ) |
| 234 | { |
| 235 | s = wxString::Format(_T("%f"), data ); |
| 236 | } |
| 237 | |
| 238 | // double |
| 239 | |
| 240 | template<> void wxStringReadValue(const wxString &s, double &data ) |
| 241 | { |
| 242 | wxSscanf(s, _T("%lf"), &data ); |
| 243 | } |
| 244 | |
| 245 | template<> void wxStringWriteValue(wxString &s, const double &data ) |
| 246 | { |
| 247 | s = wxString::Format(_T("%lf"), data ); |
| 248 | } |
| 249 | |
| 250 | // wxString |
| 251 | |
| 252 | template<> void wxStringReadValue(const wxString &s, wxString &data ) |
| 253 | { |
| 254 | data = s; |
| 255 | } |
| 256 | |
| 257 | template<> void wxStringWriteValue(wxString &s, const wxString &data ) |
| 258 | { |
| 259 | s = data; |
| 260 | } |
| 261 | |
| 262 | |
| 263 | // built-ins |
| 264 | // |
| 265 | |
| 266 | #if wxUSE_FUNC_TEMPLATE_POINTER |
| 267 | #define wxBUILTIN_TYPE_INFO( element, type ) \ |
| 268 | wxBuiltInTypeInfo \ |
| 269 | s_typeInfo##type(element, &wxToStringConverter<type>, \ |
| 270 | &wxFromStringConverter<type>, typeid(type).name()); |
| 271 | #else |
| 272 | #define wxBUILTIN_TYPE_INFO( element, type ) \ |
| 273 | void _toString##element( const wxAny& data, wxString &result ) \ |
| 274 | { wxToStringConverter<type, data, result); } \ |
| 275 | void _fromString##element( const wxString& data, wxAny &result ) \ |
| 276 | { wxFromStringConverter<type, data, result); } \ |
| 277 | wxBuiltInTypeInfo s_typeInfo##type(element, &_toString##element, \ |
| 278 | &_fromString##element, typeid(type).name()); |
| 279 | #endif |
| 280 | |
| 281 | typedef unsigned char unsigned_char; |
| 282 | typedef unsigned int unsigned_int; |
| 283 | typedef unsigned long unsigned_long; |
| 284 | |
| 285 | wxBuiltInTypeInfo s_typeInfovoid( wxT_VOID, NULL, NULL, typeid(void).name()); |
| 286 | wxBUILTIN_TYPE_INFO( wxT_BOOL, bool); |
| 287 | wxBUILTIN_TYPE_INFO( wxT_CHAR, char); |
| 288 | wxBUILTIN_TYPE_INFO( wxT_UCHAR, unsigned_char); |
| 289 | wxBUILTIN_TYPE_INFO( wxT_INT, int); |
| 290 | wxBUILTIN_TYPE_INFO( wxT_UINT, unsigned_int); |
| 291 | wxBUILTIN_TYPE_INFO( wxT_LONG, long); |
| 292 | wxBUILTIN_TYPE_INFO( wxT_ULONG, unsigned_long); |
| 293 | wxBUILTIN_TYPE_INFO( wxT_FLOAT, float); |
| 294 | wxBUILTIN_TYPE_INFO( wxT_DOUBLE, double); |
| 295 | wxBUILTIN_TYPE_INFO( wxT_STRING, wxString); |
| 296 | |
| 297 | #ifdef wxLongLong_t |
| 298 | wxBUILTIN_TYPE_INFO(wxT_LONGLONG, wxLongLong_t) |
| 299 | wxBUILTIN_TYPE_INFO(wxT_ULONGLONG, wxULongLong_t) |
| 300 | #endif |
| 301 | |
| 302 | // this are compiler induced specialization which are never used anywhere |
| 303 | |
| 304 | wxILLEGAL_TYPE_SPECIALIZATION( char const * ) |
| 305 | wxILLEGAL_TYPE_SPECIALIZATION( char * ) |
| 306 | wxILLEGAL_TYPE_SPECIALIZATION( unsigned char * ) |
| 307 | wxILLEGAL_TYPE_SPECIALIZATION( int * ) |
| 308 | wxILLEGAL_TYPE_SPECIALIZATION( bool * ) |
| 309 | wxILLEGAL_TYPE_SPECIALIZATION( long * ) |
| 310 | wxILLEGAL_TYPE_SPECIALIZATION( wxString * ) |
| 311 | |
| 312 | // wxRange |
| 313 | |
| 314 | template<> void wxStringReadValue(const wxString &s , wxRange &data) |
| 315 | { |
| 316 | int minValue, maxValue; |
| 317 | wxSscanf(s, wxT("%d,%d"), &minValue , &maxValue); |
| 318 | data = wxRange(minValue, maxValue); |
| 319 | } |
| 320 | |
| 321 | template<> void wxStringWriteValue(wxString &s , const wxRange &data) |
| 322 | { |
| 323 | s = wxString::Format(wxT("%d,%d"), data.GetMin() , data.GetMax()); |
| 324 | } |
| 325 | |
| 326 | wxCUSTOM_TYPE_INFO(wxRange, wxToStringConverter<wxRange> , wxFromStringConverter<wxRange>) |
| 327 | |
| 328 | // other types |
| 329 | |
| 330 | wxCOLLECTION_TYPE_INFO( wxString, wxArrayString ); |
| 331 | |
| 332 | template<> void wxCollectionToVariantArray( wxArrayString const &theArray, |
| 333 | wxAnyList &value) |
| 334 | { |
| 335 | wxArrayCollectionToVariantArray( theArray, value ); |
| 336 | } |
| 337 | |
| 338 | wxTypeInfoMap *wxTypeInfo::ms_typeTable = NULL; |
| 339 | |
| 340 | wxTypeInfo *wxTypeInfo::FindType(const wxString& typeName) |
| 341 | { |
| 342 | wxTypeInfoMap::iterator iter = ms_typeTable->find(typeName); |
| 343 | |
| 344 | if (iter == ms_typeTable->end()) |
| 345 | return NULL; |
| 346 | |
| 347 | return (wxTypeInfo *)iter->second; |
| 348 | } |
| 349 | |
| 350 | wxClassTypeInfo::wxClassTypeInfo( wxTypeKind kind, wxClassInfo* classInfo, |
| 351 | wxVariant2StringFnc to, |
| 352 | wxString2VariantFnc from, |
| 353 | const wxString &name) : |
| 354 | wxTypeInfo( kind, to, from, name) |
| 355 | { |
| 356 | wxASSERT_MSG( kind == wxT_OBJECT_PTR || kind == wxT_OBJECT, |
| 357 | wxT("Illegal Kind for Enum Type")); m_classInfo = classInfo; |
| 358 | } |
| 359 | |
| 360 | wxEventSourceTypeInfo::wxEventSourceTypeInfo( int eventType, wxClassInfo* eventClass, |
| 361 | wxVariant2StringFnc to, |
| 362 | wxString2VariantFnc from ) : |
| 363 | wxTypeInfo ( wxT_DELEGATE, to, from, wxEmptyString ) |
| 364 | { |
| 365 | m_eventClass = eventClass; |
| 366 | m_eventType = eventType; |
| 367 | m_lastEventType = -1; |
| 368 | } |
| 369 | |
| 370 | wxEventSourceTypeInfo::wxEventSourceTypeInfo( int eventType, int lastEventType, |
| 371 | wxClassInfo* eventClass, |
| 372 | wxVariant2StringFnc to, |
| 373 | wxString2VariantFnc from ) : |
| 374 | wxTypeInfo ( wxT_DELEGATE, to, from, wxEmptyString ) |
| 375 | { |
| 376 | m_eventClass = eventClass; |
| 377 | m_eventType = eventType; |
| 378 | m_lastEventType = lastEventType; |
| 379 | } |
| 380 | |
| 381 | void wxTypeInfo::Register() |
| 382 | { |
| 383 | if ( ms_typeTable == NULL ) |
| 384 | ms_typeTable = new wxTypeInfoMap(); |
| 385 | |
| 386 | if( !m_name.empty() ) |
| 387 | (*ms_typeTable)[m_name] = this; |
| 388 | } |
| 389 | |
| 390 | void wxTypeInfo::Unregister() |
| 391 | { |
| 392 | if( !m_name.empty() ) |
| 393 | ms_typeTable->erase(m_name); |
| 394 | } |
| 395 | |
| 396 | // removing header dependancy on string tokenizer |
| 397 | |
| 398 | void wxSetStringToArray( const wxString &s, wxArrayString &array ) |
| 399 | { |
| 400 | wxStringTokenizer tokenizer(s, wxT("| \t\n"), wxTOKEN_STRTOK); |
| 401 | wxString flag; |
| 402 | array.Clear(); |
| 403 | while (tokenizer.HasMoreTokens()) |
| 404 | { |
| 405 | array.Add(tokenizer.GetNextToken()); |
| 406 | } |
| 407 | } |
| 408 | |
| 409 | // ---------------------------------------------------------------------------- |
| 410 | // wxPropertyInfo |
| 411 | // ---------------------------------------------------------------------------- |
| 412 | |
| 413 | void wxPropertyInfo::Insert(wxPropertyInfo* &iter) |
| 414 | { |
| 415 | m_next = NULL; |
| 416 | if ( iter == NULL ) |
| 417 | iter = this; |
| 418 | else |
| 419 | { |
| 420 | wxPropertyInfo* i = iter; |
| 421 | while( i->m_next ) |
| 422 | i = i->m_next; |
| 423 | |
| 424 | i->m_next = this; |
| 425 | } |
| 426 | } |
| 427 | |
| 428 | void wxPropertyInfo::Remove() |
| 429 | { |
| 430 | if ( this == m_itsClass->m_firstProperty ) |
| 431 | { |
| 432 | m_itsClass->m_firstProperty = m_next; |
| 433 | } |
| 434 | else |
| 435 | { |
| 436 | wxPropertyInfo *info = m_itsClass->m_firstProperty; |
| 437 | while (info) |
| 438 | { |
| 439 | if ( info->m_next == this ) |
| 440 | { |
| 441 | info->m_next = m_next; |
| 442 | break; |
| 443 | } |
| 444 | |
| 445 | info = info->m_next; |
| 446 | } |
| 447 | } |
| 448 | |
| 449 | } |
| 450 | |
| 451 | // ---------------------------------------------------------------------------- |
| 452 | // wxHandlerInfo |
| 453 | // ---------------------------------------------------------------------------- |
| 454 | |
| 455 | void wxHandlerInfo::Insert(wxHandlerInfo* &iter) |
| 456 | { |
| 457 | m_next = NULL; |
| 458 | if ( iter == NULL ) |
| 459 | iter = this; |
| 460 | else |
| 461 | { |
| 462 | wxHandlerInfo* i = iter; |
| 463 | while( i->m_next ) |
| 464 | i = i->m_next; |
| 465 | |
| 466 | i->m_next = this; |
| 467 | } |
| 468 | } |
| 469 | |
| 470 | void wxHandlerInfo::Remove() |
| 471 | { |
| 472 | if ( this == m_itsClass->m_firstHandler ) |
| 473 | { |
| 474 | m_itsClass->m_firstHandler = m_next; |
| 475 | } |
| 476 | else |
| 477 | { |
| 478 | wxHandlerInfo *info = m_itsClass->m_firstHandler; |
| 479 | while (info) |
| 480 | { |
| 481 | if ( info->m_next == this ) |
| 482 | { |
| 483 | info->m_next = m_next; |
| 484 | break; |
| 485 | } |
| 486 | |
| 487 | info = info->m_next; |
| 488 | } |
| 489 | } |
| 490 | } |
| 491 | |
| 492 | |
| 493 | // ---------------------------------------------------------------------------- |
| 494 | // wxClassInfo |
| 495 | // ---------------------------------------------------------------------------- |
| 496 | |
| 497 | bool wxClassInfo::Create(wxObject *object, int ParamCount, wxAny *Params) const |
| 498 | { |
| 499 | if ( ParamCount != m_constructorPropertiesCount ) |
| 500 | { |
| 501 | // FIXME: shouldn't we just return false and let the caller handle it? |
| 502 | wxLogError( _("Illegal Parameter Count for Create Method") ); |
| 503 | return false; |
| 504 | } |
| 505 | |
| 506 | return m_constructor->Create( object, Params ); |
| 507 | } |
| 508 | |
| 509 | wxObject *wxClassInfo::ConstructObject(int ParamCount, wxAny *Params) const |
| 510 | { |
| 511 | if ( ParamCount != m_constructorPropertiesCount ) |
| 512 | { |
| 513 | // FIXME: shouldn't we just return NULL and let the caller handle this case? |
| 514 | wxLogError( _("Illegal Parameter Count for ConstructObject Method") ); |
| 515 | return NULL; |
| 516 | } |
| 517 | |
| 518 | wxObject *object = NULL; |
| 519 | if (!m_constructor->Create( object, Params )) |
| 520 | return NULL; |
| 521 | return object; |
| 522 | } |
| 523 | |
| 524 | bool wxClassInfo::IsKindOf(const wxClassInfo *info) const |
| 525 | { |
| 526 | if ( info != 0 ) |
| 527 | { |
| 528 | if ( info == this ) |
| 529 | return true; |
| 530 | |
| 531 | for ( int i = 0; m_parents[i]; ++ i ) |
| 532 | { |
| 533 | if ( m_parents[i]->IsKindOf( info ) ) |
| 534 | return true; |
| 535 | } |
| 536 | } |
| 537 | return false; |
| 538 | } |
| 539 | |
| 540 | const wxPropertyAccessor *wxClassInfo::FindAccessor(const wxChar *PropertyName) const |
| 541 | { |
| 542 | const wxPropertyInfo* info = FindPropertyInfo( PropertyName ); |
| 543 | |
| 544 | if ( info ) |
| 545 | return info->GetAccessor(); |
| 546 | |
| 547 | return NULL; |
| 548 | } |
| 549 | |
| 550 | wxPropertyInfo *wxClassInfo::FindPropertyInfoInThisClass (const wxChar *PropertyName) const |
| 551 | { |
| 552 | wxPropertyInfo* info = GetFirstProperty(); |
| 553 | |
| 554 | while( info ) |
| 555 | { |
| 556 | if ( wxStrcmp( info->GetName(), PropertyName ) == 0 ) |
| 557 | return info; |
| 558 | info = info->GetNext(); |
| 559 | } |
| 560 | |
| 561 | return 0; |
| 562 | } |
| 563 | |
| 564 | const wxPropertyInfo *wxClassInfo::FindPropertyInfo (const wxChar *PropertyName) const |
| 565 | { |
| 566 | const wxPropertyInfo* info = FindPropertyInfoInThisClass( PropertyName ); |
| 567 | if ( info ) |
| 568 | return info; |
| 569 | |
| 570 | const wxClassInfo** parents = GetParents(); |
| 571 | for ( int i = 0; parents[i]; ++ i ) |
| 572 | { |
| 573 | if ( ( info = parents[i]->FindPropertyInfo( PropertyName ) ) != NULL ) |
| 574 | return info; |
| 575 | } |
| 576 | |
| 577 | return 0; |
| 578 | } |
| 579 | |
| 580 | wxHandlerInfo *wxClassInfo::FindHandlerInfoInThisClass (const wxChar *PropertyName) const |
| 581 | { |
| 582 | wxHandlerInfo* info = GetFirstHandler(); |
| 583 | |
| 584 | while( info ) |
| 585 | { |
| 586 | if ( wxStrcmp( info->GetName(), PropertyName ) == 0 ) |
| 587 | return info; |
| 588 | info = info->GetNext(); |
| 589 | } |
| 590 | |
| 591 | return 0; |
| 592 | } |
| 593 | |
| 594 | const wxHandlerInfo *wxClassInfo::FindHandlerInfo (const wxChar *PropertyName) const |
| 595 | { |
| 596 | const wxHandlerInfo* info = FindHandlerInfoInThisClass( PropertyName ); |
| 597 | |
| 598 | if ( info ) |
| 599 | return info; |
| 600 | |
| 601 | const wxClassInfo** parents = GetParents(); |
| 602 | for ( int i = 0; parents[i]; ++ i ) |
| 603 | { |
| 604 | if ( ( info = parents[i]->FindHandlerInfo( PropertyName ) ) != NULL ) |
| 605 | return info; |
| 606 | } |
| 607 | |
| 608 | return 0; |
| 609 | } |
| 610 | |
| 611 | wxObjectStreamingCallback wxClassInfo::GetStreamingCallback() const |
| 612 | { |
| 613 | if ( m_streamingCallback ) |
| 614 | return m_streamingCallback; |
| 615 | |
| 616 | wxObjectStreamingCallback retval = NULL; |
| 617 | const wxClassInfo** parents = GetParents(); |
| 618 | for ( int i = 0; parents[i] && retval == NULL; ++ i ) |
| 619 | { |
| 620 | retval = parents[i]->GetStreamingCallback(); |
| 621 | } |
| 622 | return retval; |
| 623 | } |
| 624 | |
| 625 | bool wxClassInfo::BeforeWriteObject( const wxObject *obj, wxObjectWriter *streamer, |
| 626 | wxObjectWriterCallback *writercallback, const wxStringToAnyHashMap &metadata) const |
| 627 | { |
| 628 | wxObjectStreamingCallback sb = GetStreamingCallback(); |
| 629 | if ( sb ) |
| 630 | return (*sb)(obj, streamer, writercallback, metadata ); |
| 631 | |
| 632 | return true; |
| 633 | } |
| 634 | |
| 635 | void wxClassInfo::SetProperty(wxObject *object, const wxChar *propertyName, |
| 636 | const wxAny &value) const |
| 637 | { |
| 638 | const wxPropertyAccessor *accessor; |
| 639 | |
| 640 | accessor = FindAccessor(propertyName); |
| 641 | wxASSERT(accessor->HasSetter()); |
| 642 | accessor->SetProperty( object, value ); |
| 643 | } |
| 644 | |
| 645 | wxAny wxClassInfo::GetProperty(wxObject *object, const wxChar *propertyName) const |
| 646 | { |
| 647 | const wxPropertyAccessor *accessor; |
| 648 | |
| 649 | accessor = FindAccessor(propertyName); |
| 650 | wxASSERT(accessor->HasGetter()); |
| 651 | wxAny result; |
| 652 | accessor->GetProperty(object,result); |
| 653 | return result; |
| 654 | } |
| 655 | |
| 656 | wxAnyList wxClassInfo::GetPropertyCollection(wxObject *object, |
| 657 | const wxChar *propertyName) const |
| 658 | { |
| 659 | const wxPropertyAccessor *accessor; |
| 660 | |
| 661 | accessor = FindAccessor(propertyName); |
| 662 | wxASSERT(accessor->HasGetter()); |
| 663 | wxAnyList result; |
| 664 | accessor->GetPropertyCollection(object,result); |
| 665 | return result; |
| 666 | } |
| 667 | |
| 668 | void wxClassInfo::AddToPropertyCollection(wxObject *object, const wxChar *propertyName, |
| 669 | const wxAny& value) const |
| 670 | { |
| 671 | const wxPropertyAccessor *accessor; |
| 672 | |
| 673 | accessor = FindAccessor(propertyName); |
| 674 | wxASSERT(accessor->HasAdder()); |
| 675 | accessor->AddToPropertyCollection( object, value ); |
| 676 | } |
| 677 | |
| 678 | // void wxClassInfo::GetProperties( wxPropertyInfoMap &map ) const |
| 679 | // The map parameter (the name map that is) seems something special |
| 680 | // to MSVC and so we use a other name. |
| 681 | void wxClassInfo::GetProperties( wxPropertyInfoMap &infomap ) const |
| 682 | { |
| 683 | const wxPropertyInfo *pi = GetFirstProperty(); |
| 684 | while( pi ) |
| 685 | { |
| 686 | if ( infomap.find( pi->GetName() ) == infomap.end() ) |
| 687 | infomap[pi->GetName()] = (wxPropertyInfo*) pi; |
| 688 | |
| 689 | pi = pi->GetNext(); |
| 690 | } |
| 691 | |
| 692 | const wxClassInfo** parents = GetParents(); |
| 693 | for ( int i = 0; parents[i]; ++ i ) |
| 694 | { |
| 695 | parents[i]->GetProperties( infomap ); |
| 696 | } |
| 697 | } |
| 698 | |
| 699 | wxObject* wxClassInfo::AnyToObjectPtr( const wxAny &data) const |
| 700 | { |
| 701 | return m_variantOfPtrToObjectConverter(data); |
| 702 | } |
| 703 | |
| 704 | void wxClassInfo::CallOnAny( const wxAny &data, wxObjectFunctor* functor ) const |
| 705 | { |
| 706 | if ( data.GetTypeInfo()->GetKind() == wxT_OBJECT ) |
| 707 | return m_variantToObjectConverter(data, functor); |
| 708 | else |
| 709 | return (*functor)(m_variantOfPtrToObjectConverter(data)); |
| 710 | } |
| 711 | |
| 712 | wxAny wxClassInfo::ObjectPtrToAny( wxObject* obj) const |
| 713 | { |
| 714 | return m_objectToVariantConverter(obj); |
| 715 | } |
| 716 | |
| 717 | bool wxClassInfo::NeedsDirectConstruction() const |
| 718 | { |
| 719 | return wx_dynamic_cast(wxObjectAllocator*, m_constructor) != NULL; |
| 720 | } |
| 721 | |
| 722 | // ---------------------------------------------------------------------------- |
| 723 | // wxDynamicObject support |
| 724 | // ---------------------------------------------------------------------------- |
| 725 | |
| 726 | // Dynamic Objects are objects that have a real superclass instance and carry their |
| 727 | // own attributes in a hash map. Like this it is possible to create the objects and |
| 728 | // stream them, as if their class information was already available from compiled data |
| 729 | |
| 730 | struct wxDynamicObject::wxDynamicObjectInternal |
| 731 | { |
| 732 | wxDynamicObjectInternal() {} |
| 733 | |
| 734 | wxStringToAnyHashMap m_properties; |
| 735 | }; |
| 736 | |
| 737 | typedef list< wxDynamicObject* > wxDynamicObjectList; |
| 738 | |
| 739 | struct wxDynamicClassInfo::wxDynamicClassInfoInternal |
| 740 | { |
| 741 | wxDynamicObjectList m_dynamicObjects; |
| 742 | }; |
| 743 | |
| 744 | // instantiates this object with an instance of its superclass |
| 745 | wxDynamicObject::wxDynamicObject(wxObject* superClassInstance, const wxDynamicClassInfo *info) |
| 746 | { |
| 747 | m_superClassInstance = superClassInstance; |
| 748 | m_classInfo = info; |
| 749 | m_data = new wxDynamicObjectInternal; |
| 750 | } |
| 751 | |
| 752 | wxDynamicObject::~wxDynamicObject() |
| 753 | { |
| 754 | wx_dynamic_cast(const wxDynamicClassInfo*, m_classInfo)-> |
| 755 | m_data->m_dynamicObjects.remove( this ); |
| 756 | delete m_data; |
| 757 | delete m_superClassInstance; |
| 758 | } |
| 759 | |
| 760 | void wxDynamicObject::SetProperty (const wxChar *propertyName, const wxAny &value) |
| 761 | { |
| 762 | wxASSERT_MSG(m_classInfo->FindPropertyInfoInThisClass(propertyName), |
| 763 | wxT("Accessing Unknown Property in a Dynamic Object") ); |
| 764 | m_data->m_properties[propertyName] = value; |
| 765 | } |
| 766 | |
| 767 | wxAny wxDynamicObject::GetProperty (const wxChar *propertyName) const |
| 768 | { |
| 769 | wxASSERT_MSG(m_classInfo->FindPropertyInfoInThisClass(propertyName), |
| 770 | wxT("Accessing Unknown Property in a Dynamic Object") ); |
| 771 | return m_data->m_properties[propertyName]; |
| 772 | } |
| 773 | |
| 774 | void wxDynamicObject::RemoveProperty( const wxChar *propertyName ) |
| 775 | { |
| 776 | wxASSERT_MSG(m_classInfo->FindPropertyInfoInThisClass(propertyName), |
| 777 | wxT("Removing Unknown Property in a Dynamic Object") ); |
| 778 | m_data->m_properties.erase( propertyName ); |
| 779 | } |
| 780 | |
| 781 | void wxDynamicObject::RenameProperty( const wxChar *oldPropertyName, |
| 782 | const wxChar *newPropertyName ) |
| 783 | { |
| 784 | wxASSERT_MSG(m_classInfo->FindPropertyInfoInThisClass(oldPropertyName), |
| 785 | wxT("Renaming Unknown Property in a Dynamic Object") ); |
| 786 | |
| 787 | wxAny value = m_data->m_properties[oldPropertyName]; |
| 788 | m_data->m_properties.erase( oldPropertyName ); |
| 789 | m_data->m_properties[newPropertyName] = value; |
| 790 | } |
| 791 | |
| 792 | |
| 793 | // ---------------------------------------------------------------------------- |
| 794 | // wxDynamicClassInfo |
| 795 | // ---------------------------------------------------------------------------- |
| 796 | |
| 797 | wxDynamicClassInfo::wxDynamicClassInfo( const wxChar *unitName, |
| 798 | const wxChar *className, |
| 799 | const wxClassInfo* superClass ) : |
| 800 | wxClassInfo( unitName, className, new const wxClassInfo*[2]) |
| 801 | { |
| 802 | GetParents()[0] = superClass; |
| 803 | GetParents()[1] = NULL; |
| 804 | m_data = new wxDynamicClassInfoInternal; |
| 805 | } |
| 806 | |
| 807 | wxDynamicClassInfo::~wxDynamicClassInfo() |
| 808 | { |
| 809 | delete[] GetParents(); |
| 810 | delete m_data; |
| 811 | } |
| 812 | |
| 813 | wxObject *wxDynamicClassInfo::AllocateObject() const |
| 814 | { |
| 815 | wxObject* parent = GetParents()[0]->AllocateObject(); |
| 816 | wxDynamicObject *obj = new wxDynamicObject( parent, this ); |
| 817 | m_data->m_dynamicObjects.push_back( obj ); |
| 818 | return obj; |
| 819 | } |
| 820 | |
| 821 | bool wxDynamicClassInfo::Create (wxObject *object, int paramCount, wxAny *params) const |
| 822 | { |
| 823 | wxDynamicObject *dynobj = wx_dynamic_cast( wxDynamicObject *, object ); |
| 824 | wxASSERT_MSG( dynobj, |
| 825 | wxT("cannot call wxDynamicClassInfo::Create on ") |
| 826 | wxT("an object other than wxDynamicObject") ); |
| 827 | |
| 828 | return GetParents()[0]->Create( dynobj->GetSuperClassInstance(), paramCount, params ); |
| 829 | } |
| 830 | |
| 831 | // get number of parameters for constructor |
| 832 | int wxDynamicClassInfo::GetCreateParamCount() const |
| 833 | { |
| 834 | return GetParents()[0]->GetCreateParamCount(); |
| 835 | } |
| 836 | |
| 837 | // get i-th constructor parameter |
| 838 | const wxChar* wxDynamicClassInfo::GetCreateParamName(int i) const |
| 839 | { |
| 840 | return GetParents()[0]->GetCreateParamName( i ); |
| 841 | } |
| 842 | |
| 843 | void wxDynamicClassInfo::SetProperty(wxObject *object, const wxChar *propertyName, const wxAny &value) const |
| 844 | { |
| 845 | wxDynamicObject* dynobj = wx_dynamic_cast(wxDynamicObject*, object); |
| 846 | wxASSERT_MSG( dynobj, wxT("cannot call wxDynamicClassInfo::SetProperty on an object other than wxDynamicObject") ); |
| 847 | if ( FindPropertyInfoInThisClass(propertyName) ) |
| 848 | dynobj->SetProperty( propertyName, value ); |
| 849 | else |
| 850 | GetParents()[0]->SetProperty( dynobj->GetSuperClassInstance(), propertyName, value ); |
| 851 | } |
| 852 | |
| 853 | wxAny wxDynamicClassInfo::GetProperty(wxObject *object, const wxChar *propertyName) const |
| 854 | { |
| 855 | wxDynamicObject* dynobj = wx_dynamic_cast(wxDynamicObject*, object); |
| 856 | wxASSERT_MSG( dynobj, wxT("cannot call wxDynamicClassInfo::SetProperty on an object other than wxDynamicObject") ); |
| 857 | if ( FindPropertyInfoInThisClass(propertyName) ) |
| 858 | return dynobj->GetProperty( propertyName ); |
| 859 | else |
| 860 | return GetParents()[0]->GetProperty( dynobj->GetSuperClassInstance(), propertyName ); |
| 861 | } |
| 862 | |
| 863 | void wxDynamicClassInfo::AddProperty( const wxChar *propertyName, const wxTypeInfo* typeInfo ) |
| 864 | { |
| 865 | EnsureInfosInited(); |
| 866 | new wxPropertyInfo( m_firstProperty, this, propertyName, typeInfo->GetTypeName(), new wxGenericPropertyAccessor( propertyName ), wxAny() ); |
| 867 | } |
| 868 | |
| 869 | void wxDynamicClassInfo::AddHandler( const wxChar *handlerName, wxObjectEventFunction address, const wxClassInfo* eventClassInfo ) |
| 870 | { |
| 871 | EnsureInfosInited(); |
| 872 | new wxHandlerInfo( m_firstHandler, this, handlerName, address, eventClassInfo ); |
| 873 | } |
| 874 | |
| 875 | // removes an existing runtime-property |
| 876 | void wxDynamicClassInfo::RemoveProperty( const wxChar *propertyName ) |
| 877 | { |
| 878 | for ( wxDynamicObjectList::iterator iter = m_data->m_dynamicObjects.begin(); iter != m_data->m_dynamicObjects.end(); ++iter ) |
| 879 | (*iter)->RemoveProperty( propertyName ); |
| 880 | delete FindPropertyInfoInThisClass(propertyName); |
| 881 | } |
| 882 | |
| 883 | // removes an existing runtime-handler |
| 884 | void wxDynamicClassInfo::RemoveHandler( const wxChar *handlerName ) |
| 885 | { |
| 886 | delete FindHandlerInfoInThisClass(handlerName); |
| 887 | } |
| 888 | |
| 889 | // renames an existing runtime-property |
| 890 | void wxDynamicClassInfo::RenameProperty( const wxChar *oldPropertyName, const wxChar *newPropertyName ) |
| 891 | { |
| 892 | wxPropertyInfo* pi = FindPropertyInfoInThisClass(oldPropertyName); |
| 893 | wxASSERT_MSG( pi,wxT("not existing property") ); |
| 894 | pi->m_name = newPropertyName; |
| 895 | wx_dynamic_cast(wxGenericPropertyAccessor*, pi->GetAccessor())->RenameProperty( oldPropertyName, newPropertyName ); |
| 896 | for ( wxDynamicObjectList::iterator iter = m_data->m_dynamicObjects.begin(); iter != m_data->m_dynamicObjects.end(); ++iter ) |
| 897 | (*iter)->RenameProperty( oldPropertyName, newPropertyName ); |
| 898 | } |
| 899 | |
| 900 | // renames an existing runtime-handler |
| 901 | void wxDynamicClassInfo::RenameHandler( const wxChar *oldHandlerName, const wxChar *newHandlerName ) |
| 902 | { |
| 903 | wxASSERT_MSG(FindHandlerInfoInThisClass(oldHandlerName),wxT("not existing handler") ); |
| 904 | FindHandlerInfoInThisClass(oldHandlerName)->m_name = newHandlerName; |
| 905 | } |
| 906 | |
| 907 | // ---------------------------------------------------------------------------- |
| 908 | // wxGenericPropertyAccessor |
| 909 | // ---------------------------------------------------------------------------- |
| 910 | |
| 911 | struct wxGenericPropertyAccessor::wxGenericPropertyAccessorInternal |
| 912 | { |
| 913 | char filler; |
| 914 | }; |
| 915 | |
| 916 | wxGenericPropertyAccessor::wxGenericPropertyAccessor( const wxString& propertyName ) |
| 917 | : wxPropertyAccessor( NULL, NULL, NULL, NULL ) |
| 918 | { |
| 919 | m_data = new wxGenericPropertyAccessorInternal; |
| 920 | m_propertyName = propertyName; |
| 921 | m_getterName = wxT("Get")+propertyName; |
| 922 | m_setterName = wxT("Set")+propertyName; |
| 923 | } |
| 924 | |
| 925 | wxGenericPropertyAccessor::~wxGenericPropertyAccessor() |
| 926 | { |
| 927 | delete m_data; |
| 928 | } |
| 929 | |
| 930 | void wxGenericPropertyAccessor::SetProperty(wxObject *object, const wxAny &value) const |
| 931 | { |
| 932 | wxDynamicObject* dynobj = wx_dynamic_cast(wxDynamicObject*, object); |
| 933 | wxASSERT_MSG( dynobj, wxT("cannot call wxDynamicClassInfo::SetProperty on an object other than wxDynamicObject") ); |
| 934 | dynobj->SetProperty(m_propertyName.c_str(), value ); |
| 935 | } |
| 936 | |
| 937 | void wxGenericPropertyAccessor::GetProperty(const wxObject *object, wxAny& value) const |
| 938 | { |
| 939 | const wxDynamicObject* dynobj = wx_dynamic_cast( const wxDynamicObject * , object ); |
| 940 | wxASSERT_MSG( dynobj, wxT("cannot call wxDynamicClassInfo::SetProperty on an object other than wxDynamicObject") ); |
| 941 | value = dynobj->GetProperty( m_propertyName.c_str() ); |
| 942 | } |
| 943 | |
| 944 | // ---------------------------------------------------------------------------- |
| 945 | // wxGenericPropertyAccessor |
| 946 | // ---------------------------------------------------------------------------- |
| 947 | |
| 948 | wxString wxAnyGetAsString( const wxAny& data) |
| 949 | { |
| 950 | if ( data.IsNull() || data.GetTypeInfo()==NULL ) |
| 951 | return wxEmptyString; |
| 952 | |
| 953 | wxString s; |
| 954 | data.GetTypeInfo()->ConvertToString(data,s); |
| 955 | return s; |
| 956 | } |
| 957 | |
| 958 | const wxObject* wxAnyGetAsObjectPtr( const wxAny& data) |
| 959 | { |
| 960 | if ( !data.IsNull() ) |
| 961 | { |
| 962 | const wxClassTypeInfo* ti = wx_dynamic_cast(const wxClassTypeInfo*, data.GetTypeInfo()); |
| 963 | if( ti ) |
| 964 | return ti->GetClassInfo()->AnyToObjectPtr(data); |
| 965 | } |
| 966 | return NULL; |
| 967 | } |
| 968 | |
| 969 | wxObjectFunctor::~wxObjectFunctor() |
| 970 | {}; |
| 971 | |
| 972 | #endif // wxUSE_EXTENDED_RTTI |