src/xrc/xmlres.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/xrc/xmlres.cpp
   3 // Purpose:     XRC resources
   4 // Author:      Vaclav Slavik
   5 // Created:     2000/03/05
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2000 Vaclav Slavik
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // For compilers that support precompilation, includes "wx.h".
  12 #include "wx/wxprec.h"
  13
  14 #ifdef __BORLANDC__
  15     #pragma hdrstop
  16 #endif
  17
  18 #if wxUSE_XRC
  19
  20 #include "wx/xrc/xmlres.h"
  21
  22 #ifndef WX_PRECOMP
  23     #include "wx/intl.h"
  24     #include "wx/log.h"
  25     #include "wx/panel.h"
  26     #include "wx/frame.h"
  27     #include "wx/dialog.h"
  28     #include "wx/settings.h"
  29     #include "wx/bitmap.h"
  30     #include "wx/image.h"
  31     #include "wx/module.h"
  32     #include "wx/wxcrtvararg.h"
  33 #endif
  34
  35 #ifndef __WXWINCE__
  36     #include <locale.h>
  37 #endif
  38
  39 #include "wx/vector.h"
  40 #include "wx/wfstream.h"
  41 #include "wx/filesys.h"
  42 #include "wx/filename.h"
  43 #include "wx/tokenzr.h"
  44 #include "wx/fontenum.h"
  45 #include "wx/fontmap.h"
  46 #include "wx/artprov.h"
  47 #include "wx/imaglist.h"
  48 #include "wx/dir.h"
  49 #include "wx/xml/xml.h"
  50 #include "wx/hashset.h"
  51 #include "wx/scopedptr.h"
  52
  53 namespace
  54 {
  55
  56 // Helper function to get modification time of either a wxFileSystem URI or
  57 // just a normal file name, depending on the build.
  58 #if wxUSE_DATETIME
  59
  60 wxDateTime GetXRCFileModTime(const wxString& filename)
  61 {
  62 #if wxUSE_FILESYSTEM
  63     wxFileSystem fsys;
  64     wxScopedPtr<wxFSFile> file(fsys.OpenFile(filename));
  65
  66     return file ? file->GetModificationTime() : wxDateTime();
  67 #else // wxUSE_FILESYSTEM
  68     return wxDateTime(wxFileModificationTime(filename));
  69 #endif // wxUSE_FILESYSTEM
  70 }
  71
  72 #endif // wxUSE_DATETIME
  73
  74 } // anonymous namespace
  75
  76 // Assign the given value to the specified entry or add a new value with this
  77 // name.
  78 static void XRCID_Assign(const wxString& str_id, int value);
  79
  80 class wxXmlResourceDataRecord
  81 {
  82 public:
  83     // Ctor takes ownership of the document pointer.
  84     wxXmlResourceDataRecord(const wxString& File_,
  85                             wxXmlDocument *Doc_
  86                            )
  87         : File(File_), Doc(Doc_)
  88     {
  89 #if wxUSE_DATETIME
  90         Time = GetXRCFileModTime(File);
  91 #endif
  92     }
  93
  94     ~wxXmlResourceDataRecord() {delete Doc;}
  95
  96     wxString File;
  97     wxXmlDocument *Doc;
  98 #if wxUSE_DATETIME
  99     wxDateTime Time;
 100 #endif
 101
 102     wxDECLARE_NO_COPY_CLASS(wxXmlResourceDataRecord);
 103 };
 104
 105 class wxXmlResourceDataRecords : public wxVector<wxXmlResourceDataRecord*>
 106 {
 107     // this is a class so that it can be forward-declared
 108 };
 109
 110 WX_DECLARE_HASH_SET_PTR(int, wxIntegerHash, wxIntegerEqual, wxHashSetInt);
 111
 112 class wxIdRange // Holds data for a particular rangename
 113 {
 114 protected:
 115     wxIdRange(const wxXmlNode* node,
 116               const wxString& rname,
 117               const wxString& startno,
 118               const wxString& rsize);
 119
 120     // Note the existence of an item within the range
 121     void NoteItem(const wxXmlNode* node, const wxString& item);
 122
 123     // The manager is telling us that it's finished adding items
 124     void Finalise(const wxXmlNode* node);
 125
 126     wxString GetName() const { return m_name; }
 127     bool IsFinalised() const { return m_finalised; }
 128
 129     const wxString m_name;
 130     int m_start;
 131     int m_end;
 132     unsigned int m_size;
 133     bool m_item_end_found;
 134     bool m_finalised;
 135     wxHashSetInt m_indices;
 136
 137     friend class wxIdRangeManager;
 138 };
 139
 140 class wxIdRangeManager
 141 {
 142 public:
 143     ~wxIdRangeManager();
 144     // Gets the global resources object or creates one if none exists.
 145     static wxIdRangeManager *Get();
 146
 147     // Sets the global resources object and returns a pointer to the previous
 148     // one (may be NULL).
 149     static wxIdRangeManager *Set(wxIdRangeManager *res);
 150
 151     // Create a new IDrange from this node
 152     void AddRange(const wxXmlNode* node);
 153     // Tell the IdRange that this item exists, and should be pre-allocated an ID
 154     void NotifyRangeOfItem(const wxXmlNode* node, const wxString& item) const;
 155     // Tells all IDranges that they're now complete, and can create their IDs
 156     void FinaliseRanges(const wxXmlNode* node) const;
 157     // Searches for a known IdRange matching 'name', returning its index or -1
 158     int Find(const wxString& rangename) const;
 159
 160 protected:
 161     wxIdRange* FindRangeForItem(const wxXmlNode* node,
 162                                 const wxString& item,
 163                                 wxString& value) const;
 164     wxVector<wxIdRange*> m_IdRanges;
 165
 166 private:
 167     static wxIdRangeManager *ms_instance;
 168 };
 169
 170 namespace
 171 {
 172
 173 // helper used by DoFindResource() and elsewhere: returns true if this is an
 174 // object or object_ref node
 175 //
 176 // node must be non-NULL
 177 inline bool IsObjectNode(wxXmlNode *node)
 178 {
 179     return node->GetType() == wxXML_ELEMENT_NODE &&
 180              (node->GetName() == wxS("object") ||
 181                 node->GetName() == wxS("object_ref"));
 182 }
 183
 184 // special XML attribute with name of input file, see GetFileNameFromNode()
 185 const char *ATTR_INPUT_FILENAME = "__wx:filename";
 186
 187 // helper to get filename corresponding to an XML node
 188 wxString
 189 GetFileNameFromNode(const wxXmlNode *node, const wxXmlResourceDataRecords& files)
 190 {
 191     // this loop does two things: it looks for ATTR_INPUT_FILENAME among
 192     // parents and if it isn't used, it finds the root of the XML tree 'node'
 193     // is in
 194     for ( ;; )
 195     {
 196         // in some rare cases (specifically, when an <object_ref> is used, see
 197         // wxXmlResource::CreateResFromNode() and MergeNodesOver()), we work
 198         // with XML nodes that are not rooted in any document from 'files'
 199         // (because a new node was created by CreateResFromNode() to merge the
 200         // content of <object_ref> and the referenced <object>); in that case,
 201         // we hack around the problem by putting the information about input
 202         // file into a custom attribute
 203         if ( node->HasAttribute(ATTR_INPUT_FILENAME) )
 204             return node->GetAttribute(ATTR_INPUT_FILENAME);
 205
 206         if ( !node->GetParent() )
 207             break; // we found the root of this XML tree
 208
 209         node = node->GetParent();
 210     }
 211
 212     // NB: 'node' now points to the root of XML document
 213
 214     for ( wxXmlResourceDataRecords::const_iterator i = files.begin();
 215           i != files.end(); ++i )
 216     {
 217         if ( (*i)->Doc->GetRoot() == node )
 218         {
 219             return (*i)->File;
 220         }
 221     }
 222
 223     return wxEmptyString; // not found
 224 }
 225
 226 } // anonymous namespace
 227
 228
 229 wxXmlResource *wxXmlResource::ms_instance = NULL;
 230
 231 /*static*/ wxXmlResource *wxXmlResource::Get()
 232 {
 233     if ( !ms_instance )
 234         ms_instance = new wxXmlResource;
 235     return ms_instance;
 236 }
 237
 238 /*static*/ wxXmlResource *wxXmlResource::Set(wxXmlResource *res)
 239 {
 240     wxXmlResource *old = ms_instance;
 241     ms_instance = res;
 242     return old;
 243 }
 244
 245 wxXmlResource::wxXmlResource(int flags, const wxString& domain)
 246 {
 247     m_flags = flags;
 248     m_version = -1;
 249     m_data = new wxXmlResourceDataRecords;
 250     SetDomain(domain);
 251 }
 252
 253 wxXmlResource::wxXmlResource(const wxString& filemask, int flags, const wxString& domain)
 254 {
 255     m_flags = flags;
 256     m_version = -1;
 257     m_data = new wxXmlResourceDataRecords;
 258     SetDomain(domain);
 259     Load(filemask);
 260 }
 261
 262 wxXmlResource::~wxXmlResource()
 263 {
 264     ClearHandlers();
 265
 266     for ( wxXmlResourceDataRecords::iterator i = m_data->begin();
 267           i != m_data->end(); ++i )
 268     {
 269         delete *i;
 270     }
 271     delete m_data;
 272 }
 273
 274 void wxXmlResource::SetDomain(const wxString& domain)
 275 {
 276     m_domain = domain;
 277 }
 278
 279
 280 /* static */
 281 wxString wxXmlResource::ConvertFileNameToURL(const wxString& filename)
 282 {
 283     wxString fnd(filename);
 284
 285     // NB: as Load() and Unload() accept both filenames and URLs (should
 286     //     probably be changed to filenames only, but embedded resources
 287     //     currently rely on its ability to handle URLs - FIXME) we need to
 288     //     determine whether found name is filename and not URL and this is the
 289     //     fastest/simplest way to do it
 290     if (wxFileName::FileExists(fnd))
 291     {
 292         // Make the name absolute filename, because the app may
 293         // change working directory later:
 294         wxFileName fn(fnd);
 295         if (fn.IsRelative())
 296         {
 297             fn.MakeAbsolute();
 298             fnd = fn.GetFullPath();
 299         }
 300 #if wxUSE_FILESYSTEM
 301         fnd = wxFileSystem::FileNameToURL(fnd);
 302 #endif
 303     }
 304
 305     return fnd;
 306 }
 307
 308 #if wxUSE_FILESYSTEM
 309
 310 /* static */
 311 bool wxXmlResource::IsArchive(const wxString& filename)
 312 {
 313     const wxString fnd = filename.Lower();
 314
 315     return fnd.Matches(wxT("*.zip")) || fnd.Matches(wxT("*.xrs"));
 316 }
 317
 318 #endif // wxUSE_FILESYSTEM
 319
 320 bool wxXmlResource::LoadFile(const wxFileName& file)
 321 {
 322 #if wxUSE_FILESYSTEM
 323     return Load(wxFileSystem::FileNameToURL(file));
 324 #else
 325     return Load(file.GetFullPath());
 326 #endif
 327 }
 328
 329 bool wxXmlResource::LoadAllFiles(const wxString& dirname)
 330 {
 331     bool ok = true;
 332     wxArrayString files;
 333
 334     wxDir::GetAllFiles(dirname, &files, "*.xrc");
 335
 336     for ( wxArrayString::const_iterator i = files.begin(); i != files.end(); ++i )
 337     {
 338         if ( !LoadFile(*i) )
 339             ok = false;
 340     }
 341
 342     return ok;
 343 }
 344
 345 bool wxXmlResource::Load(const wxString& filemask_)
 346 {
 347     wxString filemask = ConvertFileNameToURL(filemask_);
 348
 349     bool allOK = true;
 350
 351 #if wxUSE_FILESYSTEM
 352     wxFileSystem fsys;
 353 #   define wxXmlFindFirst  fsys.FindFirst(filemask, wxFILE)
 354 #   define wxXmlFindNext   fsys.FindNext()
 355 #else
 356 #   define wxXmlFindFirst  wxFindFirstFile(filemask, wxFILE)
 357 #   define wxXmlFindNext   wxFindNextFile()
 358 #endif
 359     wxString fnd = wxXmlFindFirst;
 360     if ( fnd.empty() )
 361     {
 362         wxLogError(_("Cannot load resources from '%s'."), filemask);
 363         return false;
 364     }
 365
 366     while (!fnd.empty())
 367     {
 368 #if wxUSE_FILESYSTEM
 369         if ( IsArchive(fnd) )
 370         {
 371             if ( !Load(fnd + wxT("#zip:*.xrc")) )
 372                 allOK = false;
 373         }
 374         else // a single resource URL
 375 #endif // wxUSE_FILESYSTEM
 376         {
 377             wxXmlDocument * const doc = DoLoadFile(fnd);
 378             if ( !doc )
 379                 allOK = false;
 380             else
 381                 Data().push_back(new wxXmlResourceDataRecord(fnd, doc));
 382         }
 383
 384         fnd = wxXmlFindNext;
 385     }
 386 #   undef wxXmlFindFirst
 387 #   undef wxXmlFindNext
 388
 389     return allOK;
 390 }
 391
 392 bool wxXmlResource::Unload(const wxString& filename)
 393 {
 394     wxASSERT_MSG( !wxIsWild(filename),
 395                     wxT("wildcards not supported by wxXmlResource::Unload()") );
 396
 397     wxString fnd = ConvertFileNameToURL(filename);
 398 #if wxUSE_FILESYSTEM
 399     const bool isArchive = IsArchive(fnd);
 400     if ( isArchive )
 401         fnd += wxT("#zip:");
 402 #endif // wxUSE_FILESYSTEM
 403
 404     bool unloaded = false;
 405     for ( wxXmlResourceDataRecords::iterator i = Data().begin();
 406           i != Data().end(); ++i )
 407     {
 408 #if wxUSE_FILESYSTEM
 409         if ( isArchive )
 410         {
 411             if ( (*i)->File.StartsWith(fnd) )
 412                 unloaded = true;
 413             // don't break from the loop, we can have other matching files
 414         }
 415         else // a single resource URL
 416 #endif // wxUSE_FILESYSTEM
 417         {
 418             if ( (*i)->File == fnd )
 419             {
 420                 delete *i;
 421                 Data().erase(i);
 422                 unloaded = true;
 423
 424                 // no sense in continuing, there is only one file with this URL
 425                 break;
 426             }
 427         }
 428     }
 429
 430     return unloaded;
 431 }
 432
 433
 434 void wxXmlResource::AddHandler(wxXmlResourceHandler *handler)
 435 {
 436     wxXmlResourceHandlerImpl *impl = new wxXmlResourceHandlerImpl(handler);
 437     handler->SetImpl(impl);
 438     m_handlers.push_back(handler);
 439     handler->SetParentResource(this);
 440 }
 441
 442 void wxXmlResource::InsertHandler(wxXmlResourceHandler *handler)
 443 {
 444     wxXmlResourceHandlerImpl *impl = new wxXmlResourceHandlerImpl(handler);
 445     handler->SetImpl(impl);
 446     m_handlers.insert(m_handlers.begin(), handler);
 447     handler->SetParentResource(this);
 448 }
 449
 450
 451
 452 void wxXmlResource::ClearHandlers()
 453 {
 454     for ( wxVector<wxXmlResourceHandler*>::iterator i = m_handlers.begin();
 455           i != m_handlers.end(); ++i )
 456         delete *i;
 457     m_handlers.clear();
 458 }
 459
 460
 461 wxMenu *wxXmlResource::LoadMenu(const wxString& name)
 462 {
 463     return (wxMenu*)CreateResFromNode(FindResource(name, wxT("wxMenu")), NULL, NULL);
 464 }
 465
 466
 467
 468 wxMenuBar *wxXmlResource::LoadMenuBar(wxWindow *parent, const wxString& name)
 469 {
 470     return (wxMenuBar*)CreateResFromNode(FindResource(name, wxT("wxMenuBar")), parent, NULL);
 471 }
 472
 473
 474
 475 #if wxUSE_TOOLBAR
 476 wxToolBar *wxXmlResource::LoadToolBar(wxWindow *parent, const wxString& name)
 477 {
 478     return (wxToolBar*)CreateResFromNode(FindResource(name, wxT("wxToolBar")), parent, NULL);
 479 }
 480 #endif
 481
 482
 483 wxDialog *wxXmlResource::LoadDialog(wxWindow *parent, const wxString& name)
 484 {
 485     return (wxDialog*)CreateResFromNode(FindResource(name, wxT("wxDialog")), parent, NULL);
 486 }
 487
 488 bool wxXmlResource::LoadDialog(wxDialog *dlg, wxWindow *parent, const wxString& name)
 489 {
 490     return CreateResFromNode(FindResource(name, wxT("wxDialog")), parent, dlg) != NULL;
 491 }
 492
 493
 494
 495 wxPanel *wxXmlResource::LoadPanel(wxWindow *parent, const wxString& name)
 496 {
 497     return (wxPanel*)CreateResFromNode(FindResource(name, wxT("wxPanel")), parent, NULL);
 498 }
 499
 500 bool wxXmlResource::LoadPanel(wxPanel *panel, wxWindow *parent, const wxString& name)
 501 {
 502     return CreateResFromNode(FindResource(name, wxT("wxPanel")), parent, panel) != NULL;
 503 }
 504
 505 wxFrame *wxXmlResource::LoadFrame(wxWindow* parent, const wxString& name)
 506 {
 507     return (wxFrame*)CreateResFromNode(FindResource(name, wxT("wxFrame")), parent, NULL);
 508 }
 509
 510 bool wxXmlResource::LoadFrame(wxFrame* frame, wxWindow *parent, const wxString& name)
 511 {
 512     return CreateResFromNode(FindResource(name, wxT("wxFrame")), parent, frame) != NULL;
 513 }
 514
 515 wxBitmap wxXmlResource::LoadBitmap(const wxString& name)
 516 {
 517     wxBitmap *bmp = (wxBitmap*)CreateResFromNode(
 518                                FindResource(name, wxT("wxBitmap")), NULL, NULL);
 519     wxBitmap rt;
 520
 521     if (bmp) { rt = *bmp; delete bmp; }
 522     return rt;
 523 }
 524
 525 wxIcon wxXmlResource::LoadIcon(const wxString& name)
 526 {
 527     wxIcon *icon = (wxIcon*)CreateResFromNode(
 528                             FindResource(name, wxT("wxIcon")), NULL, NULL);
 529     wxIcon rt;
 530
 531     if (icon) { rt = *icon; delete icon; }
 532     return rt;
 533 }
 534
 535
 536 wxObject *
 537 wxXmlResource::DoLoadObject(wxWindow *parent,
 538                             const wxString& name,
 539                             const wxString& classname,
 540                             bool recursive)
 541 {
 542     wxXmlNode * const node = FindResource(name, classname, recursive);
 543
 544     return node ? DoCreateResFromNode(*node, parent, NULL) : NULL;
 545 }
 546
 547 bool
 548 wxXmlResource::DoLoadObject(wxObject *instance,
 549                             wxWindow *parent,
 550                             const wxString& name,
 551                             const wxString& classname,
 552                             bool recursive)
 553 {
 554     wxXmlNode * const node = FindResource(name, classname, recursive);
 555
 556     return node && DoCreateResFromNode(*node, parent, instance) != NULL;
 557 }
 558
 559
 560 bool wxXmlResource::AttachUnknownControl(const wxString& name,
 561                                          wxWindow *control, wxWindow *parent)
 562 {
 563     if (parent == NULL)
 564         parent = control->GetParent();
 565     wxWindow *container = parent->FindWindow(name + wxT("_container"));
 566     if (!container)
 567     {
 568         wxLogError("Cannot find container for unknown control '%s'.", name);
 569         return false;
 570     }
 571     return control->Reparent(container);
 572 }
 573
 574
 575 static void ProcessPlatformProperty(wxXmlNode *node)
 576 {
 577     wxString s;
 578     bool isok;
 579
 580     wxXmlNode *c = node->GetChildren();
 581     while (c)
 582     {
 583         isok = false;
 584         if (!c->GetAttribute(wxT("platform"), &s))
 585             isok = true;
 586         else
 587         {
 588             wxStringTokenizer tkn(s, wxT(" |"));
 589
 590             while (tkn.HasMoreTokens())
 591             {
 592                 s = tkn.GetNextToken();
 593 #ifdef __WINDOWS__
 594                 if (s == wxT("win")) isok = true;
 595 #endif
 596 #if defined(__MAC__) || defined(__APPLE__)
 597                 if (s == wxT("mac")) isok = true;
 598 #elif defined(__UNIX__)
 599                 if (s == wxT("unix")) isok = true;
 600 #endif
 601 #ifdef __OS2__
 602                 if (s == wxT("os2")) isok = true;
 603 #endif
 604
 605                 if (isok)
 606                     break;
 607             }
 608         }
 609
 610         if (isok)
 611         {
 612             ProcessPlatformProperty(c);
 613             c = c->GetNext();
 614         }
 615         else
 616         {
 617             wxXmlNode *c2 = c->GetNext();
 618             node->RemoveChild(c);
 619             delete c;
 620             c = c2;
 621         }
 622     }
 623 }
 624
 625 static void PreprocessForIdRanges(wxXmlNode *rootnode)
 626 {
 627     // First go through the top level, looking for the names of ID ranges
 628     // as processing items is a lot easier if names are already known
 629     wxXmlNode *c = rootnode->GetChildren();
 630     while (c)
 631     {
 632         if (c->GetName() == wxT("ids-range"))
 633             wxIdRangeManager::Get()->AddRange(c);
 634         c = c->GetNext();
 635     }
 636
 637     // Next, examine every 'name' for the '[' that denotes an ID in a range
 638     c = rootnode->GetChildren();
 639     while (c)
 640     {
 641         wxString name = c->GetAttribute(wxT("name"));
 642         if (name.find('[') != wxString::npos)
 643             wxIdRangeManager::Get()->NotifyRangeOfItem(rootnode, name);
 644
 645         // Do any children by recursion, then proceed to the next sibling
 646         PreprocessForIdRanges(c);
 647         c = c->GetNext();
 648     }
 649 }
 650
 651 bool wxXmlResource::UpdateResources()
 652 {
 653     bool rt = true;
 654
 655     for ( wxXmlResourceDataRecords::iterator i = Data().begin();
 656           i != Data().end(); ++i )
 657     {
 658         wxXmlResourceDataRecord* const rec = *i;
 659
 660         // Check if we need to reload this one.
 661
 662         // We never do it if this flag is specified.
 663         if ( m_flags & wxXRC_NO_RELOADING )
 664             continue;
 665
 666         // Otherwise check its modification time if we can.
 667 #if wxUSE_DATETIME
 668         const wxDateTime lastModTime = GetXRCFileModTime(rec->File);
 669
 670         if ( lastModTime.IsValid() && lastModTime <= rec->Time )
 671 #else // !wxUSE_DATETIME
 672         // Never reload the file contents: we can't know whether it changed or
 673         // not in this build configuration and it would be unexpected and
 674         // counter-productive to get a performance hit (due to constant
 675         // reloading of XRC files) in a minimal wx build which is presumably
 676         // used because of resource constraints of the current platform.
 677 #endif // wxUSE_DATETIME/!wxUSE_DATETIME
 678         {
 679             // No need to reload, the file wasn't modified since we did it
 680             // last.
 681             continue;
 682         }
 683
 684         wxXmlDocument * const doc = DoLoadFile(rec->File);
 685         if ( !doc )
 686         {
 687             // Notice that we keep the old XML document: it seems better to
 688             // preserve it instead of throwing it away if we have nothing to
 689             // replace it with.
 690             rt = false;
 691             continue;
 692         }
 693
 694         // Replace the old resource contents with the new one.
 695         delete rec->Doc;
 696         rec->Doc = doc;
 697
 698         // And, now that we loaded it successfully, update the last load time.
 699 #if wxUSE_DATETIME
 700         rec->Time = lastModTime.IsValid() ? lastModTime : wxDateTime::Now();
 701 #endif // wxUSE_DATETIME
 702     }
 703
 704     return rt;
 705 }
 706
 707 wxXmlDocument *wxXmlResource::DoLoadFile(const wxString& filename)
 708 {
 709     wxLogTrace(wxT("xrc"), wxT("opening file '%s'"), filename);
 710
 711     wxInputStream *stream = NULL;
 712
 713 #if wxUSE_FILESYSTEM
 714     wxFileSystem fsys;
 715     wxScopedPtr<wxFSFile> file(fsys.OpenFile(filename));
 716     if (file)
 717     {
 718         // Notice that we don't have ownership of the stream in this case, it
 719         // remains owned by wxFSFile.
 720         stream = file->GetStream();
 721     }
 722 #else // !wxUSE_FILESYSTEM
 723     wxFileInputStream fstream(filename);
 724     stream = &fstream;
 725 #endif // wxUSE_FILESYSTEM/!wxUSE_FILESYSTEM
 726
 727     if ( !stream || !stream->IsOk() )
 728     {
 729         wxLogError(_("Cannot open resources file '%s'."), filename);
 730         return NULL;
 731     }
 732
 733     wxString encoding(wxT("UTF-8"));
 734 #if !wxUSE_UNICODE && wxUSE_INTL
 735     if ( (GetFlags() & wxXRC_USE_LOCALE) == 0 )
 736     {
 737         // In case we are not using wxLocale to translate strings, convert the
 738         // strings GUI's charset. This must not be done when wxXRC_USE_LOCALE
 739         // is on, because it could break wxGetTranslation lookup.
 740         encoding = wxLocale::GetSystemEncodingName();
 741     }
 742 #endif
 743
 744     wxScopedPtr<wxXmlDocument> doc(new wxXmlDocument);
 745     if (!doc->Load(*stream, encoding))
 746     {
 747         wxLogError(_("Cannot load resources from file '%s'."), filename);
 748         return NULL;
 749     }
 750
 751     wxXmlNode * const root = doc->GetRoot();
 752     if (root->GetName() != wxT("resource"))
 753     {
 754         ReportError
 755         (
 756             root,
 757             "invalid XRC resource, doesn't have root node <resource>"
 758         );
 759         return NULL;
 760     }
 761
 762     long version;
 763     int v1, v2, v3, v4;
 764     wxString verstr = root->GetAttribute(wxT("version"), wxT("0.0.0.0"));
 765     if (wxSscanf(verstr, wxT("%i.%i.%i.%i"), &v1, &v2, &v3, &v4) == 4)
 766         version = v1*256*256*256+v2*256*256+v3*256+v4;
 767     else
 768         version = 0;
 769     if (m_version == -1)
 770         m_version = version;
 771     if (m_version != version)
 772     {
 773         wxLogWarning("Resource files must have same version number.");
 774     }
 775
 776     ProcessPlatformProperty(root);
 777     PreprocessForIdRanges(root);
 778     wxIdRangeManager::Get()->FinaliseRanges(root);
 779
 780     return doc.release();
 781 }
 782
 783 wxXmlNode *wxXmlResource::DoFindResource(wxXmlNode *parent,
 784                                          const wxString& name,
 785                                          const wxString& classname,
 786                                          bool recursive) const
 787 {
 788     wxXmlNode *node;
 789
 790     // first search for match at the top-level nodes (as this is
 791     // where the resource is most commonly looked for):
 792     for (node = parent->GetChildren(); node; node = node->GetNext())
 793     {
 794         if ( IsObjectNode(node) && node->GetAttribute(wxS("name")) == name )
 795         {
 796             // empty class name matches everything
 797             if ( classname.empty() )
 798                 return node;
 799
 800             wxString cls(node->GetAttribute(wxS("class")));
 801
 802             // object_ref may not have 'class' attribute:
 803             if (cls.empty() && node->GetName() == wxS("object_ref"))
 804             {
 805                 wxString refName = node->GetAttribute(wxS("ref"));
 806                 if (refName.empty())
 807                     continue;
 808
 809                 const wxXmlNode * const refNode = GetResourceNode(refName);
 810                 if ( refNode )
 811                     cls = refNode->GetAttribute(wxS("class"));
 812             }
 813
 814             if ( cls == classname )
 815                 return node;
 816         }
 817     }
 818
 819     // then recurse in child nodes
 820     if ( recursive )
 821     {
 822         for (node = parent->GetChildren(); node; node = node->GetNext())
 823         {
 824             if ( IsObjectNode(node) )
 825             {
 826                 wxXmlNode* found = DoFindResource(node, name, classname, true);
 827                 if ( found )
 828                     return found;
 829             }
 830         }
 831     }
 832
 833     return NULL;
 834 }
 835
 836 wxXmlNode *wxXmlResource::FindResource(const wxString& name,
 837                                        const wxString& classname,
 838                                        bool recursive)
 839 {
 840     wxString path;
 841     wxXmlNode * const
 842         node = GetResourceNodeAndLocation(name, classname, recursive, &path);
 843
 844     if ( !node )
 845     {
 846         ReportError
 847         (
 848             NULL,
 849             wxString::Format
 850             (
 851                 "XRC resource \"%s\" (class \"%s\") not found",
 852                 name, classname
 853             )
 854         );
 855     }
 856 #if wxUSE_FILESYSTEM
 857     else // node was found
 858     {
 859         // ensure that relative paths work correctly when loading this node
 860         // (which should happen as soon as we return as FindResource() result
 861         // is always passed to CreateResFromNode())
 862         m_curFileSystem.ChangePathTo(path);
 863     }
 864 #endif // wxUSE_FILESYSTEM
 865
 866     return node;
 867 }
 868
 869 wxXmlNode *
 870 wxXmlResource::GetResourceNodeAndLocation(const wxString& name,
 871                                           const wxString& classname,
 872                                           bool recursive,
 873                                           wxString *path) const
 874 {
 875     // ensure everything is up-to-date: this is needed to support on-demand
 876     // reloading of XRC files
 877     const_cast<wxXmlResource *>(this)->UpdateResources();
 878
 879     for ( wxXmlResourceDataRecords::const_iterator f = Data().begin();
 880           f != Data().end(); ++f )
 881     {
 882         wxXmlResourceDataRecord *const rec = *f;
 883         wxXmlDocument * const doc = rec->Doc;
 884         if ( !doc || !doc->GetRoot() )
 885             continue;
 886
 887         wxXmlNode * const
 888             found = DoFindResource(doc->GetRoot(), name, classname, recursive);
 889         if ( found )
 890         {
 891             if ( path )
 892                 *path = rec->File;
 893
 894             return found;
 895         }
 896     }
 897
 898     return NULL;
 899 }
 900
 901 static void MergeNodesOver(wxXmlNode& dest, wxXmlNode& overwriteWith,
 902                            const wxString& overwriteFilename)
 903 {
 904     // Merge attributes:
 905     for ( wxXmlAttribute *attr = overwriteWith.GetAttributes();
 906           attr; attr = attr->GetNext() )
 907     {
 908         wxXmlAttribute *dattr;
 909         for (dattr = dest.GetAttributes(); dattr; dattr = dattr->GetNext())
 910         {
 911
 912             if ( dattr->GetName() == attr->GetName() )
 913             {
 914                 dattr->SetValue(attr->GetValue());
 915                 break;
 916             }
 917         }
 918
 919         if ( !dattr )
 920             dest.AddAttribute(attr->GetName(), attr->GetValue());
 921    }
 922
 923     // Merge child nodes:
 924     for (wxXmlNode* node = overwriteWith.GetChildren(); node; node = node->GetNext())
 925     {
 926         wxString name = node->GetAttribute(wxT("name"), wxEmptyString);
 927         wxXmlNode *dnode;
 928
 929         for (dnode = dest.GetChildren(); dnode; dnode = dnode->GetNext() )
 930         {
 931             if ( dnode->GetName() == node->GetName() &&
 932                  dnode->GetAttribute(wxT("name"), wxEmptyString) == name &&
 933                  dnode->GetType() == node->GetType() )
 934             {
 935                 MergeNodesOver(*dnode, *node, overwriteFilename);
 936                 break;
 937             }
 938         }
 939
 940         if ( !dnode )
 941         {
 942             wxXmlNode *copyOfNode = new wxXmlNode(*node);
 943             // remember referenced object's file, see GetFileNameFromNode()
 944             copyOfNode->AddAttribute(ATTR_INPUT_FILENAME, overwriteFilename);
 945
 946             static const wxChar *AT_END = wxT("end");
 947             wxString insert_pos = node->GetAttribute(wxT("insert_at"), AT_END);
 948             if ( insert_pos == AT_END )
 949             {
 950                 dest.AddChild(copyOfNode);
 951             }
 952             else if ( insert_pos == wxT("begin") )
 953             {
 954                 dest.InsertChild(copyOfNode, dest.GetChildren());
 955             }
 956         }
 957     }
 958
 959     if ( dest.GetType() == wxXML_TEXT_NODE && overwriteWith.GetContent().length() )
 960          dest.SetContent(overwriteWith.GetContent());
 961 }
 962
 963 wxObject *
 964 wxXmlResource::DoCreateResFromNode(wxXmlNode& node,
 965                                    wxObject *parent,
 966                                    wxObject *instance,
 967                                    wxXmlResourceHandler *handlerToUse)
 968 {
 969     // handling of referenced resource
 970     if ( node.GetName() == wxT("object_ref") )
 971     {
 972         wxString refName = node.GetAttribute(wxT("ref"), wxEmptyString);
 973         wxXmlNode* refNode = FindResource(refName, wxEmptyString, true);
 974
 975         if ( !refNode )
 976         {
 977             ReportError
 978             (
 979                 &node,
 980                 wxString::Format
 981                 (
 982                     "referenced object node with ref=\"%s\" not found",
 983                     refName
 984                 )
 985             );
 986             return NULL;
 987         }
 988
 989         const bool hasOnlyRefAttr = node.GetAttributes() != NULL &&
 990                                     node.GetAttributes()->GetNext() == NULL;
 991
 992         if ( hasOnlyRefAttr && !node.GetChildren() )
 993         {
 994             // In the typical, simple case, <object_ref> is used to link
 995             // to another node and doesn't have any content of its own that
 996             // would overwrite linked object's properties. In this case,
 997             // we can simply create the resource from linked node.
 998
 999             return DoCreateResFromNode(*refNode, parent, instance);
1000         }
1001         else
1002         {
1003             // In the more complicated (but rare) case, <object_ref> has
1004             // subnodes that partially overwrite content of the referenced
1005             // object. In this case, we need to merge both XML trees and
1006             // load the resource from result of the merge.
1007
1008             wxXmlNode copy(*refNode);
1009             MergeNodesOver(copy, node, GetFileNameFromNode(&node, Data()));
1010
1011             // remember referenced object's file, see GetFileNameFromNode()
1012             copy.AddAttribute(ATTR_INPUT_FILENAME,
1013                               GetFileNameFromNode(refNode, Data()));
1014
1015             return DoCreateResFromNode(copy, parent, instance);
1016         }
1017     }
1018
1019     if (handlerToUse)
1020     {
1021         if (handlerToUse->CanHandle(&node))
1022         {
1023             return handlerToUse->CreateResource(&node, parent, instance);
1024         }
1025     }
1026     else if (node.GetName() == wxT("object"))
1027     {
1028         for ( wxVector<wxXmlResourceHandler*>::iterator h = m_handlers.begin();
1029               h != m_handlers.end(); ++h )
1030         {
1031             wxXmlResourceHandler *handler = *h;
1032             if (handler->CanHandle(&node))
1033                 return handler->CreateResource(&node, parent, instance);
1034         }
1035     }
1036
1037     ReportError
1038     (
1039         &node,
1040         wxString::Format
1041         (
1042             "no handler found for XML node \"%s\" (class \"%s\")",
1043             node.GetName(),
1044             node.GetAttribute("class", wxEmptyString)
1045         )
1046     );
1047     return NULL;
1048 }
1049
1050 wxIdRange::wxIdRange(const wxXmlNode* node,
1051                      const wxString& rname,
1052                      const wxString& startno,
1053                      const wxString& rsize)
1054     : m_name(rname),
1055       m_start(0),
1056       m_size(0),
1057       m_item_end_found(0),
1058       m_finalised(0)
1059 {
1060     long l;
1061     if ( startno.ToLong(&l) )
1062     {
1063         if ( l >= 0 )
1064         {
1065             m_start = l;
1066         }
1067         else
1068         {
1069             wxXmlResource::Get()->ReportError
1070             (
1071                 node,
1072                 "a negative id-range start parameter was given"
1073             );
1074         }
1075     }
1076     else
1077     {
1078         wxXmlResource::Get()->ReportError
1079         (
1080             node,
1081             "the id-range start parameter was malformed"
1082         );
1083     }
1084
1085     unsigned long ul;
1086     if ( rsize.ToULong(&ul) )
1087     {
1088         m_size = ul;
1089     }
1090     else
1091     {
1092         wxXmlResource::Get()->ReportError
1093         (
1094             node,
1095             "the id-range size parameter was malformed"
1096         );
1097     }
1098 }
1099
1100 void wxIdRange::NoteItem(const wxXmlNode* node, const wxString& item)
1101 {
1102     // Nothing gets added here, but the existence of each item is noted
1103     // thus getting an accurate count. 'item' will be either an integer e.g.
1104     // [0] [123]: will eventually create an XRCID as start+integer or [start]
1105     // or [end] which are synonyms for [0] or [range_size-1] respectively.
1106     wxString content(item.Mid(1, item.length()-2));
1107
1108     // Check that basename+item wasn't foo[]
1109     if (content.empty())
1110     {
1111         wxXmlResource::Get()->ReportError(node, "an empty id-range item found");
1112         return;
1113     }
1114
1115     if (content=="start")
1116     {
1117         // "start" means [0], so store that in the set
1118         if (m_indices.count(0) == 0)
1119         {
1120             m_indices.insert(0);
1121         }
1122         else
1123         {
1124             wxXmlResource::Get()->ReportError
1125             (
1126                 node,
1127                 "duplicate id-range item found"
1128             );
1129         }
1130     }
1131     else if (content=="end")
1132     {
1133         // We can't yet be certain which XRCID this will be equivalent to, so
1134         // just note that there's an item with this name, in case we need to
1135         // inc the range size
1136         m_item_end_found = true;
1137     }
1138     else
1139     {
1140         // Anything else will be an integer, or rubbish
1141         unsigned long l;
1142         if ( content.ToULong(&l) )
1143         {
1144             if (m_indices.count(l) == 0)
1145             {
1146                 m_indices.insert(l);
1147                 // Check that this item wouldn't fall outside the current range
1148                 // extent
1149                 if (l >= m_size)
1150                 {
1151                     m_size = l + 1;
1152                 }
1153             }
1154             else
1155             {
1156                 wxXmlResource::Get()->ReportError
1157                 (
1158                     node,
1159                     "duplicate id-range item found"
1160                 );
1161             }
1162
1163         }
1164         else
1165         {
1166             wxXmlResource::Get()->ReportError
1167             (
1168                 node,
1169                 "an id-range item had a malformed index"
1170             );
1171         }
1172     }
1173 }
1174
1175 void wxIdRange::Finalise(const wxXmlNode* node)
1176 {
1177     wxCHECK_RET( !IsFinalised(),
1178                  "Trying to finalise an already-finalised range" );
1179
1180     // Now we know about all the items, we can get an accurate range size
1181     // Expand any requested range-size if there were more items than would fit
1182     m_size = wxMax(m_size, m_indices.size());
1183
1184     // If an item is explicitly called foo[end], ensure it won't clash with
1185     // another item
1186     if ( m_item_end_found && m_indices.count(m_size-1) )
1187         ++m_size;
1188     if (m_size == 0)
1189     {
1190         // This will happen if someone creates a range but no items in this xrc
1191         // file Report the error and abort, but don't finalise, in case items
1192         // appear later
1193         wxXmlResource::Get()->ReportError
1194         (
1195             node,
1196             "trying to create an empty id-range"
1197         );
1198         return;
1199     }
1200
1201     if (m_start==0)
1202     {
1203         // This is the usual case, where the user didn't specify a start ID
1204         // So get the range using NewControlId().
1205         //
1206         // NB: negative numbers, but NewControlId already returns the most
1207         //     negative
1208         m_start = wxWindow::NewControlId(m_size);
1209         wxCHECK_RET( m_start != wxID_NONE,
1210                      "insufficient IDs available to create range" );
1211         m_end = m_start + m_size - 1;
1212     }
1213     else
1214     {
1215         // The user already specified a start value, which must be positive
1216         m_end = m_start + m_size - 1;
1217     }
1218
1219     // Create the XRCIDs
1220     for (int i=m_start; i <= m_end; ++i)
1221     {
1222         // Ensure that we overwrite any existing value as otherwise
1223         // wxXmlResource::Unload() followed by Load() wouldn't work correctly.
1224         XRCID_Assign(m_name + wxString::Format("[%i]", i-m_start), i);
1225
1226         wxLogTrace("xrcrange",
1227                    "integer = %i %s now returns %i",
1228                    i,
1229                    m_name + wxString::Format("[%i]", i-m_start),
1230                    XRCID((m_name + wxString::Format("[%i]", i-m_start)).mb_str()));
1231     }
1232     // and these special ones
1233     XRCID_Assign(m_name + "[start]", m_start);
1234     XRCID_Assign(m_name + "[end]", m_end);
1235     wxLogTrace("xrcrange","%s[start] = %i  %s[end] = %i",
1236             m_name.mb_str(),XRCID(wxString(m_name+"[start]").mb_str()),
1237                 m_name.mb_str(),XRCID(wxString(m_name+"[end]").mb_str()));
1238
1239     m_finalised = true;
1240 }
1241
1242 wxIdRangeManager *wxIdRangeManager::ms_instance = NULL;
1243
1244 /*static*/ wxIdRangeManager *wxIdRangeManager::Get()
1245 {
1246     if ( !ms_instance )
1247         ms_instance = new wxIdRangeManager;
1248     return ms_instance;
1249 }
1250
1251 /*static*/ wxIdRangeManager *wxIdRangeManager::Set(wxIdRangeManager *res)
1252 {
1253     wxIdRangeManager *old = ms_instance;
1254     ms_instance = res;
1255     return old;
1256 }
1257
1258 wxIdRangeManager::~wxIdRangeManager()
1259 {
1260     for ( wxVector<wxIdRange*>::iterator i = m_IdRanges.begin();
1261           i != m_IdRanges.end(); ++i )
1262     {
1263         delete *i;
1264     }
1265     m_IdRanges.clear();
1266
1267     delete ms_instance;
1268 }
1269
1270 void wxIdRangeManager::AddRange(const wxXmlNode* node)
1271 {
1272     wxString name = node->GetAttribute("name");
1273     wxString start = node->GetAttribute("start", "0");
1274     wxString size = node->GetAttribute("size", "0");
1275     if (name.empty())
1276     {
1277         wxXmlResource::Get()->ReportError
1278         (
1279             node,
1280             "xrc file contains an id-range without a name"
1281         );
1282         return;
1283     }
1284
1285     int index = Find(name);
1286     if (index == wxNOT_FOUND)
1287     {
1288         wxLogTrace("xrcrange",
1289                    "Adding ID range, name=%s start=%s size=%s",
1290                    name, start, size);
1291
1292         m_IdRanges.push_back(new wxIdRange(node, name, start, size));
1293     }
1294     else
1295     {
1296         // There was already a range with this name. Let's hope this is
1297         // from an Unload()/(re)Load(), not an unintentional duplication
1298         wxLogTrace("xrcrange",
1299                    "Replacing ID range, name=%s start=%s size=%s",
1300                    name, start, size);
1301
1302         wxIdRange* oldrange = m_IdRanges.at(index);
1303         m_IdRanges.at(index) = new wxIdRange(node, name, start, size);
1304         delete oldrange;
1305     }
1306 }
1307
1308 wxIdRange *
1309 wxIdRangeManager::FindRangeForItem(const wxXmlNode* node,
1310                                    const wxString& item,
1311                                    wxString& value) const
1312 {
1313     wxString basename = item.BeforeFirst('[');
1314     wxCHECK_MSG( !basename.empty(), NULL,
1315                  "an id-range item without a range name" );
1316
1317     int index = Find(basename);
1318     if (index == wxNOT_FOUND)
1319     {
1320         // Don't assert just because we've found an unexpected foo[123]
1321         // Someone might just want such a name, nothing to do with ranges
1322         return NULL;
1323     }
1324
1325     value = item.Mid(basename.Len());
1326     if (value.at(value.length()-1)==']')
1327     {
1328         return m_IdRanges.at(index);
1329     }
1330     wxXmlResource::Get()->ReportError(node, "a malformed id-range item");
1331     return NULL;
1332 }
1333
1334 void
1335 wxIdRangeManager::NotifyRangeOfItem(const wxXmlNode* node,
1336                                     const wxString& item) const
1337 {
1338     wxString value;
1339     wxIdRange* range = FindRangeForItem(node, item, value);
1340     if (range)
1341         range->NoteItem(node, value);
1342 }
1343
1344 int wxIdRangeManager::Find(const wxString& rangename) const
1345 {
1346     for ( int i=0; i < (int)m_IdRanges.size(); ++i )
1347     {
1348         if (m_IdRanges.at(i)->GetName() == rangename)
1349             return i;
1350     }
1351
1352     return wxNOT_FOUND;
1353 }
1354
1355 void wxIdRangeManager::FinaliseRanges(const wxXmlNode* node) const
1356 {
1357     for ( wxVector<wxIdRange*>::const_iterator i = m_IdRanges.begin();
1358           i != m_IdRanges.end(); ++i )
1359     {
1360         // Check if this range has already been finalised. Quite possible,
1361         // as  FinaliseRanges() gets called for each .xrc file loaded
1362         if (!(*i)->IsFinalised())
1363         {
1364             wxLogTrace("xrcrange", "Finalising ID range %s", (*i)->GetName());
1365             (*i)->Finalise(node);
1366         }
1367     }
1368 }
1369
1370
1371 class wxXmlSubclassFactories : public wxVector<wxXmlSubclassFactory*>
1372 {
1373     // this is a class so that it can be forward-declared
1374 };
1375
1376 wxXmlSubclassFactories *wxXmlResource::ms_subclassFactories = NULL;
1377
1378 /*static*/ void wxXmlResource::AddSubclassFactory(wxXmlSubclassFactory *factory)
1379 {
1380     if (!ms_subclassFactories)
1381     {
1382         ms_subclassFactories = new wxXmlSubclassFactories;
1383     }
1384     ms_subclassFactories->push_back(factory);
1385 }
1386
1387 class wxXmlSubclassFactoryCXX : public wxXmlSubclassFactory
1388 {
1389 public:
1390     ~wxXmlSubclassFactoryCXX() {}
1391
1392     wxObject *Create(const wxString& className)
1393     {
1394         wxClassInfo* classInfo = wxClassInfo::FindClass(className);
1395
1396         if (classInfo)
1397             return classInfo->CreateObject();
1398         else
1399             return NULL;
1400     }
1401 };
1402
1403
1404
1405
1406 wxXmlResourceHandlerImpl::wxXmlResourceHandlerImpl(wxXmlResourceHandler *handler)
1407                          :wxXmlResourceHandlerImplBase(handler)
1408 {
1409 }
1410
1411 wxObject *wxXmlResourceHandlerImpl::CreateResFromNode(wxXmlNode *node,
1412                             wxObject *parent, wxObject *instance)
1413 {
1414     return m_handler->m_resource->CreateResFromNode(node, parent, instance);
1415 }
1416
1417 #if wxUSE_FILESYSTEM
1418 wxFileSystem& wxXmlResourceHandlerImpl::GetCurFileSystem()
1419 {
1420     return m_handler->m_resource->GetCurFileSystem();
1421 }
1422 #endif
1423
1424
1425 wxObject *wxXmlResourceHandlerImpl::CreateResource(wxXmlNode *node, wxObject *parent, wxObject *instance)
1426 {
1427     wxXmlNode *myNode = m_handler->m_node;
1428     wxString myClass = m_handler->m_class;
1429     wxObject *myParent = m_handler->m_parent, *myInstance = m_handler->m_instance;
1430     wxWindow *myParentAW = m_handler->m_parentAsWindow;
1431
1432     m_handler->m_instance = instance;
1433     if (!m_handler->m_instance && node->HasAttribute(wxT("subclass")) &&
1434         !(m_handler->m_resource->GetFlags() & wxXRC_NO_SUBCLASSING))
1435     {
1436         wxString subclass = node->GetAttribute(wxT("subclass"), wxEmptyString);
1437         if (!subclass.empty())
1438         {
1439             for (wxXmlSubclassFactories::iterator i = wxXmlResource::ms_subclassFactories->begin();
1440                  i != wxXmlResource::ms_subclassFactories->end(); ++i)
1441             {
1442                 m_handler->m_instance = (*i)->Create(subclass);
1443                 if (m_handler->m_instance)
1444                     break;
1445             }
1446
1447             if (!m_handler->m_instance)
1448             {
1449                 wxString name = node->GetAttribute(wxT("name"), wxEmptyString);
1450                 ReportError
1451                 (
1452                     node,
1453                     wxString::Format
1454                     (
1455                         "subclass \"%s\" not found for resource \"%s\", not subclassing",
1456                         subclass, name
1457                     )
1458                 );
1459             }
1460         }
1461     }
1462
1463     m_handler->m_node = node;
1464     m_handler->m_class = node->GetAttribute(wxT("class"), wxEmptyString);
1465     m_handler->m_parent = parent;
1466     m_handler->m_parentAsWindow = wxDynamicCast(m_handler->m_parent, wxWindow);
1467
1468     wxObject *returned = GetHandler()->DoCreateResource();
1469
1470     m_handler->m_node = myNode;
1471     m_handler->m_class = myClass;
1472     m_handler->m_parent = myParent; m_handler->m_parentAsWindow = myParentAW;
1473     m_handler->m_instance = myInstance;
1474
1475     return returned;
1476 }
1477
1478 bool wxXmlResourceHandlerImpl::HasParam(const wxString& param)
1479 {
1480     return (GetParamNode(param) != NULL);
1481 }
1482
1483
1484 int wxXmlResourceHandlerImpl::GetStyle(const wxString& param, int defaults)
1485 {
1486     wxString s = GetParamValue(param);
1487
1488     if (!s) return defaults;
1489
1490     wxStringTokenizer tkn(s, wxT("| \t\n"), wxTOKEN_STRTOK);
1491     int style = 0;
1492     int index;
1493     wxString fl;
1494     while (tkn.HasMoreTokens())
1495     {
1496         fl = tkn.GetNextToken();
1497         index = m_handler->m_styleNames.Index(fl);
1498         if (index != wxNOT_FOUND)
1499         {
1500             style |= m_handler->m_styleValues[index];
1501         }
1502         else
1503         {
1504             ReportParamError
1505             (
1506                 param,
1507                 wxString::Format("unknown style flag \"%s\"", fl)
1508             );
1509         }
1510     }
1511     return style;
1512 }
1513
1514
1515
1516 wxString wxXmlResourceHandlerImpl::GetText(const wxString& param, bool translate)
1517 {
1518     wxXmlNode *parNode = GetParamNode(param);
1519     wxString str1(GetNodeContent(parNode));
1520     wxString str2;
1521
1522     // "\\" wasn't translated to "\" prior to 2.5.3.0:
1523     const bool escapeBackslash = (m_handler->m_resource->CompareVersion(2,5,3,0) >= 0);
1524
1525     // VS: First version of XRC resources used $ instead of & (which is
1526     //     illegal in XML), but later I realized that '_' fits this purpose
1527     //     much better (because &File means "File with F underlined").
1528     const wxChar amp_char = (m_handler->m_resource->CompareVersion(2,3,0,1) < 0)
1529                             ? '$' : '_';
1530
1531     for ( wxString::const_iterator dt = str1.begin(); dt != str1.end(); ++dt )
1532     {
1533         // Remap amp_char to &, map double amp_char to amp_char (for things
1534         // like "&File..." -- this is illegal in XML, so we use "_File..."):
1535         if ( *dt == amp_char )
1536         {
1537             if ( dt+1 == str1.end() || *(++dt) == amp_char )
1538                 str2 << amp_char;
1539             else
1540                 str2 << wxT('&') << *dt;
1541         }
1542         // Remap \n to CR, \r to LF, \t to TAB, \\ to \:
1543         else if ( *dt == wxT('\\') )
1544         {
1545             switch ( (*(++dt)).GetValue() )
1546             {
1547                 case wxT('n'):
1548                     str2 << wxT('\n');
1549                     break;
1550
1551                 case wxT('t'):
1552                     str2 << wxT('\t');
1553                     break;
1554
1555                 case wxT('r'):
1556                     str2 << wxT('\r');
1557                     break;
1558
1559                 case wxT('\\') :
1560                     // "\\" wasn't translated to "\" prior to 2.5.3.0:
1561                     if ( escapeBackslash )
1562                     {
1563                         str2 << wxT('\\');
1564                         break;
1565                     }
1566                     // else fall-through to default: branch below
1567
1568                 default:
1569                     str2 << wxT('\\') << *dt;
1570                     break;
1571             }
1572         }
1573         else
1574         {
1575             str2 << *dt;
1576         }
1577     }
1578
1579     if (m_handler->m_resource->GetFlags() & wxXRC_USE_LOCALE)
1580     {
1581         if (translate && parNode &&
1582             parNode->GetAttribute(wxT("translate"), wxEmptyString) != wxT("0"))
1583         {
1584             return wxGetTranslation(str2, m_handler->m_resource->GetDomain());
1585         }
1586         else
1587         {
1588 #if wxUSE_UNICODE
1589             return str2;
1590 #else
1591             // The string is internally stored as UTF-8, we have to convert
1592             // it into system's default encoding so that it can be displayed:
1593             return wxString(str2.wc_str(wxConvUTF8), wxConvLocal);
1594 #endif
1595         }
1596     }
1597
1598     // If wxXRC_USE_LOCALE is not set, then the string is already in
1599     // system's default encoding in ANSI build, so we don't have to
1600     // do anything special here.
1601     return str2;
1602 }
1603
1604
1605
1606 long wxXmlResourceHandlerImpl::GetLong(const wxString& param, long defaultv)
1607 {
1608     long value = defaultv;
1609     wxString str1 = GetParamValue(param);
1610
1611     if (!str1.empty())
1612     {
1613         if (!str1.ToLong(&value))
1614         {
1615             ReportParamError
1616             (
1617                 param,
1618                 wxString::Format("invalid long specification \"%s\"", str1)
1619             );
1620         }
1621     }
1622
1623     return value;
1624 }
1625
1626 float wxXmlResourceHandlerImpl::GetFloat(const wxString& param, float defaultv)
1627 {
1628     wxString str = GetParamValue(param);
1629
1630     // strings in XRC always use C locale so make sure to use the
1631     // locale-independent wxString::ToCDouble() and not ToDouble() which uses
1632     // the current locale with a potentially different decimal point character
1633     double value = defaultv;
1634     if (!str.empty())
1635     {
1636         if (!str.ToCDouble(&value))
1637         {
1638             ReportParamError
1639             (
1640                 param,
1641                 wxString::Format("invalid float specification \"%s\"", str)
1642             );
1643         }
1644     }
1645
1646     return wx_truncate_cast(float, value);
1647 }
1648
1649
1650 int wxXmlResourceHandlerImpl::GetID()
1651 {
1652     return wxXmlResource::GetXRCID(GetName());
1653 }
1654
1655
1656
1657 wxString wxXmlResourceHandlerImpl::GetName()
1658 {
1659     return m_handler->m_node->GetAttribute(wxT("name"), wxT("-1"));
1660 }
1661
1662
1663
1664 bool wxXmlResourceHandlerImpl::GetBoolAttr(const wxString& attr, bool defaultv)
1665 {
1666     wxString v;
1667     return m_handler->m_node->GetAttribute(attr, &v) ? v == '1' : defaultv;
1668 }
1669
1670 bool wxXmlResourceHandlerImpl::GetBool(const wxString& param, bool defaultv)
1671 {
1672     const wxString v = GetParamValue(param);
1673
1674     return v.empty() ? defaultv : (v == '1');
1675 }
1676
1677
1678 static wxColour GetSystemColour(const wxString& name)
1679 {
1680     if (!name.empty())
1681     {
1682         #define SYSCLR(clr) \
1683             if (name == wxT(#clr)) return wxSystemSettings::GetColour(clr);
1684         SYSCLR(wxSYS_COLOUR_SCROLLBAR)
1685         SYSCLR(wxSYS_COLOUR_BACKGROUND)
1686         SYSCLR(wxSYS_COLOUR_DESKTOP)
1687         SYSCLR(wxSYS_COLOUR_ACTIVECAPTION)
1688         SYSCLR(wxSYS_COLOUR_INACTIVECAPTION)
1689         SYSCLR(wxSYS_COLOUR_MENU)
1690         SYSCLR(wxSYS_COLOUR_WINDOW)
1691         SYSCLR(wxSYS_COLOUR_WINDOWFRAME)
1692         SYSCLR(wxSYS_COLOUR_MENUTEXT)
1693         SYSCLR(wxSYS_COLOUR_WINDOWTEXT)
1694         SYSCLR(wxSYS_COLOUR_CAPTIONTEXT)
1695         SYSCLR(wxSYS_COLOUR_ACTIVEBORDER)
1696         SYSCLR(wxSYS_COLOUR_INACTIVEBORDER)
1697         SYSCLR(wxSYS_COLOUR_APPWORKSPACE)
1698         SYSCLR(wxSYS_COLOUR_HIGHLIGHT)
1699         SYSCLR(wxSYS_COLOUR_HIGHLIGHTTEXT)
1700         SYSCLR(wxSYS_COLOUR_BTNFACE)
1701         SYSCLR(wxSYS_COLOUR_3DFACE)
1702         SYSCLR(wxSYS_COLOUR_BTNSHADOW)
1703         SYSCLR(wxSYS_COLOUR_3DSHADOW)
1704         SYSCLR(wxSYS_COLOUR_GRAYTEXT)
1705         SYSCLR(wxSYS_COLOUR_BTNTEXT)
1706         SYSCLR(wxSYS_COLOUR_INACTIVECAPTIONTEXT)
1707         SYSCLR(wxSYS_COLOUR_BTNHIGHLIGHT)
1708         SYSCLR(wxSYS_COLOUR_BTNHILIGHT)
1709         SYSCLR(wxSYS_COLOUR_3DHIGHLIGHT)
1710         SYSCLR(wxSYS_COLOUR_3DHILIGHT)
1711         SYSCLR(wxSYS_COLOUR_3DDKSHADOW)
1712         SYSCLR(wxSYS_COLOUR_3DLIGHT)
1713         SYSCLR(wxSYS_COLOUR_INFOTEXT)
1714         SYSCLR(wxSYS_COLOUR_INFOBK)
1715         SYSCLR(wxSYS_COLOUR_LISTBOX)
1716         SYSCLR(wxSYS_COLOUR_HOTLIGHT)
1717         SYSCLR(wxSYS_COLOUR_GRADIENTACTIVECAPTION)
1718         SYSCLR(wxSYS_COLOUR_GRADIENTINACTIVECAPTION)
1719         SYSCLR(wxSYS_COLOUR_MENUHILIGHT)
1720         SYSCLR(wxSYS_COLOUR_MENUBAR)
1721         #undef SYSCLR
1722     }
1723
1724     return wxNullColour;
1725 }
1726
1727 wxColour wxXmlResourceHandlerImpl::GetColour(const wxString& param, const wxColour& defaultv)
1728 {
1729     wxString v = GetParamValue(param);
1730
1731     if ( v.empty() )
1732         return defaultv;
1733
1734     wxColour clr;
1735
1736     // wxString -> wxColour conversion
1737     if (!clr.Set(v))
1738     {
1739         // the colour doesn't use #RRGGBB format, check if it is symbolic
1740         // colour name:
1741         clr = GetSystemColour(v);
1742         if (clr.IsOk())
1743             return clr;
1744
1745         ReportParamError
1746         (
1747             param,
1748             wxString::Format("incorrect colour specification \"%s\"", v)
1749         );
1750         return wxNullColour;
1751     }
1752
1753     return clr;
1754 }
1755
1756 namespace
1757 {
1758
1759 // if 'param' has stock_id/stock_client, extracts them and returns true
1760 bool GetStockArtAttrs(const wxXmlNode *paramNode,
1761                       const wxString& defaultArtClient,
1762                       wxString& art_id, wxString& art_client)
1763 {
1764     if ( paramNode )
1765     {
1766         art_id = paramNode->GetAttribute("stock_id", "");
1767
1768         if ( !art_id.empty() )
1769         {
1770             art_id = wxART_MAKE_ART_ID_FROM_STR(art_id);
1771
1772             art_client = paramNode->GetAttribute("stock_client", "");
1773             if ( art_client.empty() )
1774                 art_client = defaultArtClient;
1775             else
1776                 art_client = wxART_MAKE_CLIENT_ID_FROM_STR(art_client);
1777
1778             return true;
1779         }
1780     }
1781
1782     return false;
1783 }
1784
1785 } // anonymous namespace
1786
1787 wxBitmap wxXmlResourceHandlerImpl::GetBitmap(const wxString& param,
1788                                          const wxArtClient& defaultArtClient,
1789                                          wxSize size)
1790 {
1791     // it used to be possible to pass an empty string here to indicate that the
1792     // bitmap name should be read from this node itself but this is not
1793     // supported any more because GetBitmap(m_node) can be used directly
1794     // instead
1795     wxASSERT_MSG( !param.empty(), "bitmap parameter name can't be empty" );
1796
1797     const wxXmlNode* const node = GetParamNode(param);
1798
1799     if ( !node )
1800     {
1801         // this is not an error as bitmap parameter could be optional
1802         return wxNullBitmap;
1803     }
1804
1805     return GetBitmap(node, defaultArtClient, size);
1806 }
1807
1808 wxBitmap wxXmlResourceHandlerImpl::GetBitmap(const wxXmlNode* node,
1809                                          const wxArtClient& defaultArtClient,
1810                                          wxSize size)
1811 {
1812     wxCHECK_MSG( node, wxNullBitmap, "bitmap node can't be NULL" );
1813
1814     /* If the bitmap is specified as stock item, query wxArtProvider for it: */
1815     wxString art_id, art_client;
1816     if ( GetStockArtAttrs(node, defaultArtClient,
1817                           art_id, art_client) )
1818     {
1819         wxBitmap stockArt(wxArtProvider::GetBitmap(art_id, art_client, size));
1820         if ( stockArt.IsOk() )
1821             return stockArt;
1822     }
1823
1824     /* ...or load the bitmap from file: */
1825     wxString name = GetParamValue(node);
1826     if (name.empty()) return wxNullBitmap;
1827 #if wxUSE_FILESYSTEM
1828     wxFSFile *fsfile = GetCurFileSystem().OpenFile(name, wxFS_READ | wxFS_SEEKABLE);
1829     if (fsfile == NULL)
1830     {
1831         ReportParamError
1832         (
1833             node->GetName(),
1834             wxString::Format("cannot open bitmap resource \"%s\"", name)
1835         );
1836         return wxNullBitmap;
1837     }
1838     wxImage img(*(fsfile->GetStream()));
1839     delete fsfile;
1840 #else
1841     wxImage img(name);
1842 #endif
1843
1844     if (!img.IsOk())
1845     {
1846         ReportParamError
1847         (
1848             node->GetName(),
1849             wxString::Format("cannot create bitmap from \"%s\"", name)
1850         );
1851         return wxNullBitmap;
1852     }
1853     if (!(size == wxDefaultSize)) img.Rescale(size.x, size.y);
1854     return wxBitmap(img);
1855 }
1856
1857
1858 wxIcon wxXmlResourceHandlerImpl::GetIcon(const wxString& param,
1859                                      const wxArtClient& defaultArtClient,
1860                                      wxSize size)
1861 {
1862     // see comment in GetBitmap(wxString) overload
1863     wxASSERT_MSG( !param.empty(), "icon parameter name can't be empty" );
1864
1865     const wxXmlNode* const node = GetParamNode(param);
1866
1867     if ( !node )
1868     {
1869         // this is not an error as icon parameter could be optional
1870         return wxIcon();
1871     }
1872
1873     return GetIcon(node, defaultArtClient, size);
1874 }
1875
1876 wxIcon wxXmlResourceHandlerImpl::GetIcon(const wxXmlNode* node,
1877                                      const wxArtClient& defaultArtClient,
1878                                      wxSize size)
1879 {
1880     wxIcon icon;
1881     icon.CopyFromBitmap(GetBitmap(node, defaultArtClient, size));
1882     return icon;
1883 }
1884
1885
1886 wxIconBundle wxXmlResourceHandlerImpl::GetIconBundle(const wxString& param,
1887                                                  const wxArtClient& defaultArtClient)
1888 {
1889     wxString art_id, art_client;
1890     if ( GetStockArtAttrs(GetParamNode(param), defaultArtClient,
1891                           art_id, art_client) )
1892     {
1893         wxIconBundle stockArt(wxArtProvider::GetIconBundle(art_id, art_client));
1894         if ( stockArt.IsOk() )
1895             return stockArt;
1896     }
1897
1898     const wxString name = GetParamValue(param);
1899     if ( name.empty() )
1900         return wxNullIconBundle;
1901
1902 #if wxUSE_FILESYSTEM
1903     wxFSFile *fsfile = GetCurFileSystem().OpenFile(name, wxFS_READ | wxFS_SEEKABLE);
1904     if ( fsfile == NULL )
1905     {
1906         ReportParamError
1907         (
1908             param,
1909             wxString::Format("cannot open icon resource \"%s\"", name)
1910         );
1911         return wxNullIconBundle;
1912     }
1913
1914     wxIconBundle bundle(*(fsfile->GetStream()));
1915     delete fsfile;
1916 #else
1917     wxIconBundle bundle(name);
1918 #endif
1919
1920     if ( !bundle.IsOk() )
1921     {
1922         ReportParamError
1923         (
1924             param,
1925             wxString::Format("cannot create icon from \"%s\"", name)
1926         );
1927         return wxNullIconBundle;
1928     }
1929
1930     return bundle;
1931 }
1932
1933
1934 wxImageList *wxXmlResourceHandlerImpl::GetImageList(const wxString& param)
1935 {
1936     wxXmlNode * const imagelist_node = GetParamNode(param);
1937     if ( !imagelist_node )
1938         return NULL;
1939
1940     wxXmlNode * const oldnode = m_handler->m_node;
1941     m_handler->m_node = imagelist_node;
1942
1943     // Get the size if we have it, otherwise we will use the size of the first
1944     // list element.
1945     wxSize size = GetSize();
1946
1947     // Start adding images, we'll create the image list when adding the first
1948     // one.
1949     wxImageList * imagelist = NULL;
1950     wxString parambitmap = wxT("bitmap");
1951     if ( HasParam(parambitmap) )
1952     {
1953         wxXmlNode *n = m_handler->m_node->GetChildren();
1954         while (n)
1955         {
1956             if (n->GetType() == wxXML_ELEMENT_NODE && n->GetName() == parambitmap)
1957             {
1958                 wxIcon icon = GetIcon(n, wxART_OTHER, size);
1959                 if ( !imagelist )
1960                 {
1961                     // We need the real image list size to create it.
1962                     if ( size == wxDefaultSize )
1963                         size = icon.GetSize();
1964
1965                     // We use the mask by default.
1966                     bool mask = !HasParam(wxS("mask")) || GetBool(wxS("mask"));
1967
1968                     imagelist = new wxImageList(size.x, size.y, mask);
1969                 }
1970
1971                 // add icon instead of bitmap to keep the bitmap mask
1972                 imagelist->Add(icon);
1973             }
1974             n = n->GetNext();
1975         }
1976     }
1977
1978     m_handler->m_node = oldnode;
1979     return imagelist;
1980 }
1981
1982 wxXmlNode *wxXmlResourceHandlerImpl::GetParamNode(const wxString& param)
1983 {
1984     wxCHECK_MSG(m_handler->m_node, NULL, wxT("You can't access handler data before it was initialized!"));
1985
1986     wxXmlNode *n = m_handler->m_node->GetChildren();
1987
1988     while (n)
1989     {
1990         if (n->GetType() == wxXML_ELEMENT_NODE && n->GetName() == param)
1991         {
1992             // TODO: check that there are no other properties/parameters with
1993             //       the same name and log an error if there are (can't do this
1994             //       right now as I'm not sure if it's not going to break code
1995             //       using this function in unintentional way (i.e. for
1996             //       accessing other things than properties), for example
1997             //       wxBitmapComboBoxXmlHandler almost surely does
1998             return n;
1999         }
2000         n = n->GetNext();
2001     }
2002     return NULL;
2003 }
2004
2005 bool wxXmlResourceHandlerImpl::IsOfClass(wxXmlNode *node, const wxString& classname) const
2006 {
2007     return node->GetAttribute(wxT("class")) == classname;
2008 }
2009
2010
2011
2012 wxString wxXmlResourceHandlerImpl::GetNodeContent(const wxXmlNode *node)
2013 {
2014     const wxXmlNode *n = node;
2015     if (n == NULL) return wxEmptyString;
2016     n = n->GetChildren();
2017
2018     while (n)
2019     {
2020         if (n->GetType() == wxXML_TEXT_NODE ||
2021             n->GetType() == wxXML_CDATA_SECTION_NODE)
2022             return n->GetContent();
2023         n = n->GetNext();
2024     }
2025     return wxEmptyString;
2026 }
2027
2028
2029
2030 wxString wxXmlResourceHandlerImpl::GetParamValue(const wxString& param)
2031 {
2032     if (param.empty())
2033         return GetNodeContent(m_handler->m_node);
2034     else
2035         return GetNodeContent(GetParamNode(param));
2036 }
2037
2038 wxString wxXmlResourceHandlerImpl::GetParamValue(const wxXmlNode* node)
2039 {
2040     return GetNodeContent(node);
2041 }
2042
2043
2044 wxSize wxXmlResourceHandlerImpl::GetSize(const wxString& param,
2045                                      wxWindow *windowToUse)
2046 {
2047     wxString s = GetParamValue(param);
2048     if (s.empty()) s = wxT("-1,-1");
2049     bool is_dlg;
2050     long sx, sy = 0;
2051
2052     is_dlg = s[s.length()-1] == wxT('d');
2053     if (is_dlg) s.RemoveLast();
2054
2055     if (!s.BeforeFirst(wxT(',')).ToLong(&sx) ||
2056         !s.AfterLast(wxT(',')).ToLong(&sy))
2057     {
2058         ReportParamError
2059         (
2060             param,
2061             wxString::Format("cannot parse coordinates value \"%s\"", s)
2062         );
2063         return wxDefaultSize;
2064     }
2065
2066     if (is_dlg)
2067     {
2068         if (windowToUse)
2069         {
2070             return wxDLG_UNIT(windowToUse, wxSize(sx, sy));
2071         }
2072         else if (m_handler->m_parentAsWindow)
2073         {
2074             return wxDLG_UNIT(m_handler->m_parentAsWindow, wxSize(sx, sy));
2075         }
2076         else
2077         {
2078             ReportParamError
2079             (
2080                 param,
2081                 "cannot convert dialog units: dialog unknown"
2082             );
2083             return wxDefaultSize;
2084         }
2085     }
2086
2087     return wxSize(sx, sy);
2088 }
2089
2090
2091
2092 wxPoint wxXmlResourceHandlerImpl::GetPosition(const wxString& param)
2093 {
2094     wxSize sz = GetSize(param);
2095     return wxPoint(sz.x, sz.y);
2096 }
2097
2098
2099
2100 wxCoord wxXmlResourceHandlerImpl::GetDimension(const wxString& param,
2101                                            wxCoord defaultv,
2102                                            wxWindow *windowToUse)
2103 {
2104     wxString s = GetParamValue(param);
2105     if (s.empty()) return defaultv;
2106     bool is_dlg;
2107     long sx;
2108
2109     is_dlg = s[s.length()-1] == wxT('d');
2110     if (is_dlg) s.RemoveLast();
2111
2112     if (!s.ToLong(&sx))
2113     {
2114         ReportParamError
2115         (
2116             param,
2117             wxString::Format("cannot parse dimension value \"%s\"", s)
2118         );
2119         return defaultv;
2120     }
2121
2122     if (is_dlg)
2123     {
2124         if (windowToUse)
2125         {
2126             return wxDLG_UNIT(windowToUse, wxSize(sx, 0)).x;
2127         }
2128         else if (m_handler->m_parentAsWindow)
2129         {
2130             return wxDLG_UNIT(m_handler->m_parentAsWindow, wxSize(sx, 0)).x;
2131         }
2132         else
2133         {
2134             ReportParamError
2135             (
2136                 param,
2137                 "cannot convert dialog units: dialog unknown"
2138             );
2139             return defaultv;
2140         }
2141     }
2142
2143     return sx;
2144 }
2145
2146 wxDirection
2147 wxXmlResourceHandlerImpl::GetDirection(const wxString& param, wxDirection dirDefault)
2148 {
2149     wxDirection dir;
2150
2151     const wxString dirstr = GetParamValue(param);
2152     if ( dirstr.empty() )
2153         dir = dirDefault;
2154     else if ( dirstr == "wxLEFT" )
2155         dir = wxLEFT;
2156     else if ( dirstr == "wxRIGHT" )
2157         dir = wxRIGHT;
2158     else if ( dirstr == "wxTOP" )
2159         dir = wxTOP;
2160     else if ( dirstr == "wxBOTTOM" )
2161         dir = wxBOTTOM;
2162     else
2163     {
2164         ReportError
2165         (
2166             GetParamNode(param),
2167             wxString::Format
2168             (
2169                 "Invalid direction \"%s\": must be one of "
2170                 "wxLEFT|wxRIGHT|wxTOP|wxBOTTOM.",
2171                 dirstr
2172             )
2173         );
2174
2175         dir = dirDefault;
2176     }
2177
2178     return dir;
2179 }
2180
2181 // Get system font index using indexname
2182 static wxFont GetSystemFont(const wxString& name)
2183 {
2184     if (!name.empty())
2185     {
2186         #define SYSFNT(fnt) \
2187             if (name == wxT(#fnt)) return wxSystemSettings::GetFont(fnt);
2188         SYSFNT(wxSYS_OEM_FIXED_FONT)
2189         SYSFNT(wxSYS_ANSI_FIXED_FONT)
2190         SYSFNT(wxSYS_ANSI_VAR_FONT)
2191         SYSFNT(wxSYS_SYSTEM_FONT)
2192         SYSFNT(wxSYS_DEVICE_DEFAULT_FONT)
2193         SYSFNT(wxSYS_SYSTEM_FIXED_FONT)
2194         SYSFNT(wxSYS_DEFAULT_GUI_FONT)
2195         #undef SYSFNT
2196     }
2197
2198     return wxNullFont;
2199 }
2200
2201 wxFont wxXmlResourceHandlerImpl::GetFont(const wxString& param, wxWindow* parent)
2202 {
2203     wxXmlNode *font_node = GetParamNode(param);
2204     if (font_node == NULL)
2205     {
2206         ReportError(
2207             wxString::Format("cannot find font node \"%s\"", param));
2208         return wxNullFont;
2209     }
2210
2211     wxXmlNode *oldnode = m_handler->m_node;
2212     m_handler->m_node = font_node;
2213
2214     // font attributes:
2215
2216     // size
2217     int isize = -1;
2218     bool hasSize = HasParam(wxT("size"));
2219     if (hasSize)
2220         isize = GetLong(wxT("size"), -1);
2221
2222     // style
2223     int istyle = wxNORMAL;
2224     bool hasStyle = HasParam(wxT("style"));
2225     if (hasStyle)
2226     {
2227         wxString style = GetParamValue(wxT("style"));
2228         if (style == wxT("italic"))
2229             istyle = wxITALIC;
2230         else if (style == wxT("slant"))
2231             istyle = wxSLANT;
2232         else if (style != wxT("normal"))
2233         {
2234             ReportParamError
2235             (
2236                 param,
2237                 wxString::Format("unknown font style \"%s\"", style)
2238             );
2239         }
2240     }
2241
2242     // weight
2243     int iweight = wxNORMAL;
2244     bool hasWeight = HasParam(wxT("weight"));
2245     if (hasWeight)
2246     {
2247         wxString weight = GetParamValue(wxT("weight"));
2248         if (weight == wxT("bold"))
2249             iweight = wxBOLD;
2250         else if (weight == wxT("light"))
2251             iweight = wxLIGHT;
2252         else if (weight != wxT("normal"))
2253         {
2254             ReportParamError
2255             (
2256                 param,
2257                 wxString::Format("unknown font weight \"%s\"", weight)
2258             );
2259         }
2260     }
2261
2262     // underline
2263     bool hasUnderlined = HasParam(wxT("underlined"));
2264     bool underlined = hasUnderlined ? GetBool(wxT("underlined"), false) : false;
2265
2266     // family and facename
2267     int ifamily = wxDEFAULT;
2268     bool hasFamily = HasParam(wxT("family"));
2269     if (hasFamily)
2270     {
2271         wxString family = GetParamValue(wxT("family"));
2272              if (family == wxT("decorative")) ifamily = wxDECORATIVE;
2273         else if (family == wxT("roman")) ifamily = wxROMAN;
2274         else if (family == wxT("script")) ifamily = wxSCRIPT;
2275         else if (family == wxT("swiss")) ifamily = wxSWISS;
2276         else if (family == wxT("modern")) ifamily = wxMODERN;
2277         else if (family == wxT("teletype")) ifamily = wxTELETYPE;
2278         else
2279         {
2280             ReportParamError
2281             (
2282                 param,
2283                 wxString::Format("unknown font family \"%s\"", family)
2284             );
2285         }
2286     }
2287
2288
2289     wxString facename;
2290     bool hasFacename = HasParam(wxT("face"));
2291     if (hasFacename)
2292     {
2293         wxString faces = GetParamValue(wxT("face"));
2294         wxStringTokenizer tk(faces, wxT(","));
2295 #if wxUSE_FONTENUM
2296         wxArrayString facenames(wxFontEnumerator::GetFacenames());
2297         while (tk.HasMoreTokens())
2298         {
2299             int index = facenames.Index(tk.GetNextToken(), false);
2300             if (index != wxNOT_FOUND)
2301             {
2302                 facename = facenames[index];
2303                 break;
2304             }
2305         }
2306 #else // !wxUSE_FONTENUM
2307         // just use the first face name if we can't check its availability:
2308         if (tk.HasMoreTokens())
2309             facename = tk.GetNextToken();
2310 #endif // wxUSE_FONTENUM/!wxUSE_FONTENUM
2311     }
2312
2313     // encoding
2314     wxFontEncoding enc = wxFONTENCODING_DEFAULT;
2315     bool hasEncoding = HasParam(wxT("encoding"));
2316 #if wxUSE_FONTMAP
2317     if (hasEncoding)
2318     {
2319         wxString encoding = GetParamValue(wxT("encoding"));
2320         wxFontMapper mapper;
2321         if (!encoding.empty())
2322             enc = mapper.CharsetToEncoding(encoding);
2323         if (enc == wxFONTENCODING_SYSTEM)
2324             enc = wxFONTENCODING_DEFAULT;
2325     }
2326 #endif // wxUSE_FONTMAP
2327
2328     wxFont font;
2329
2330     // is this font based on a system font?
2331     if (HasParam(wxT("sysfont")))
2332     {
2333         font = GetSystemFont(GetParamValue(wxT("sysfont")));
2334         if (HasParam(wxT("inherit")))
2335         {
2336             ReportParamError
2337             (
2338                 param,
2339                 "double specification of \"sysfont\" and \"inherit\""
2340             );
2341         }
2342     }
2343     // or should the font of the widget be used?
2344     else if (GetBool(wxT("inherit"), false))
2345     {
2346         if (parent)
2347             font = parent->GetFont();
2348         else
2349         {
2350             ReportParamError
2351             (
2352                 param,
2353                 "no parent window specified to derive the font from"
2354             );
2355         }
2356     }
2357
2358     if (font.IsOk())
2359     {
2360         if (hasSize && isize != -1)
2361         {
2362             font.SetPointSize(isize);
2363             if (HasParam(wxT("relativesize")))
2364             {
2365                 ReportParamError
2366                 (
2367                     param,
2368                     "double specification of \"size\" and \"relativesize\""
2369                 );
2370             }
2371         }
2372         else if (HasParam(wxT("relativesize")))
2373             font.SetPointSize(int(font.GetPointSize() *
2374                                      GetFloat(wxT("relativesize"))));
2375
2376         if (hasStyle)
2377             font.SetStyle(istyle);
2378         if (hasWeight)
2379             font.SetWeight(iweight);
2380         if (hasUnderlined)
2381             font.SetUnderlined(underlined);
2382         if (hasFamily)
2383             font.SetFamily(ifamily);
2384         if (hasFacename)
2385             font.SetFaceName(facename);
2386         if (hasEncoding)
2387             font.SetDefaultEncoding(enc);
2388     }
2389     else // not based on system font
2390     {
2391         font = wxFont(isize == -1 ? wxNORMAL_FONT->GetPointSize() : isize,
2392                       ifamily, istyle, iweight,
2393                       underlined, facename, enc);
2394     }
2395
2396     m_handler->m_node = oldnode;
2397     return font;
2398 }
2399
2400
2401 void wxXmlResourceHandlerImpl::SetupWindow(wxWindow *wnd)
2402 {
2403     //FIXME : add cursor
2404
2405     if (HasParam(wxT("exstyle")))
2406         // Have to OR it with existing style, since
2407         // some implementations (e.g. wxGTK) use the extra style
2408         // during creation
2409         wnd->SetExtraStyle(wnd->GetExtraStyle() | GetStyle(wxT("exstyle")));
2410     if (HasParam(wxT("bg")))
2411         wnd->SetBackgroundColour(GetColour(wxT("bg")));
2412     if (HasParam(wxT("ownbg")))
2413         wnd->SetOwnBackgroundColour(GetColour(wxT("ownbg")));
2414     if (HasParam(wxT("fg")))
2415         wnd->SetForegroundColour(GetColour(wxT("fg")));
2416     if (HasParam(wxT("ownfg")))
2417         wnd->SetOwnForegroundColour(GetColour(wxT("ownfg")));
2418     if (GetBool(wxT("enabled"), 1) == 0)
2419         wnd->Enable(false);
2420     if (GetBool(wxT("focused"), 0) == 1)
2421         wnd->SetFocus();
2422     if (GetBool(wxT("hidden"), 0) == 1)
2423         wnd->Show(false);
2424 #if wxUSE_TOOLTIPS
2425     if (HasParam(wxT("tooltip")))
2426         wnd->SetToolTip(GetText(wxT("tooltip")));
2427 #endif
2428     if (HasParam(wxT("font")))
2429         wnd->SetFont(GetFont(wxT("font"), wnd));
2430     if (HasParam(wxT("ownfont")))
2431         wnd->SetOwnFont(GetFont(wxT("ownfont"), wnd));
2432     if (HasParam(wxT("help")))
2433         wnd->SetHelpText(GetText(wxT("help")));
2434 }
2435
2436
2437 void wxXmlResourceHandlerImpl::CreateChildren(wxObject *parent, bool this_hnd_only)
2438 {
2439     for ( wxXmlNode *n = m_handler->m_node->GetChildren(); n; n = n->GetNext() )
2440     {
2441         if ( IsObjectNode(n) )
2442         {
2443             m_handler->m_resource->DoCreateResFromNode(*n, parent, NULL,
2444                                             this_hnd_only ? this->GetHandler() : NULL);
2445        }
2446     }
2447 }
2448
2449
2450 void wxXmlResourceHandlerImpl::CreateChildrenPrivately(wxObject *parent, wxXmlNode *rootnode)
2451 {
2452     wxXmlNode *root;
2453     if (rootnode == NULL) root = m_handler->m_node; else root = rootnode;
2454     wxXmlNode *n = root->GetChildren();
2455
2456     while (n)
2457     {
2458         if (n->GetType() == wxXML_ELEMENT_NODE && GetHandler()->CanHandle(n))
2459         {
2460             CreateResource(n, parent, NULL);
2461         }
2462         n = n->GetNext();
2463     }
2464 }
2465
2466
2467 //-----------------------------------------------------------------------------
2468 // errors reporting
2469 //-----------------------------------------------------------------------------
2470
2471 void wxXmlResourceHandlerImpl::ReportError(const wxString& message)
2472 {
2473     m_handler->m_resource->ReportError(m_handler->m_node, message);
2474 }
2475
2476 void wxXmlResourceHandlerImpl::ReportError(wxXmlNode *context,
2477                                        const wxString& message)
2478 {
2479     m_handler->m_resource->ReportError(context ? context : m_handler->m_node, message);
2480 }
2481
2482 void wxXmlResourceHandlerImpl::ReportParamError(const wxString& param,
2483                                             const wxString& message)
2484 {
2485     m_handler->m_resource->ReportError(GetParamNode(param), message);
2486 }
2487
2488 void wxXmlResource::ReportError(const wxXmlNode *context, const wxString& message)
2489 {
2490     if ( !context )
2491     {
2492         DoReportError("", NULL, message);
2493         return;
2494     }
2495
2496     // We need to find out the file that 'context' is part of. Performance of
2497     // this code is not critical, so we simply find the root XML node and
2498     // compare it with all loaded XRC files.
2499     const wxString filename = GetFileNameFromNode(context, Data());
2500
2501     DoReportError(filename, context, message);
2502 }
2503
2504 void wxXmlResource::DoReportError(const wxString& xrcFile, const wxXmlNode *position,
2505                                   const wxString& message)
2506 {
2507     const int line = position ? position->GetLineNumber() : -1;
2508
2509     wxString loc;
2510     if ( !xrcFile.empty() )
2511         loc = xrcFile + ':';
2512     if ( line != -1 )
2513         loc += wxString::Format("%d:", line);
2514     if ( !loc.empty() )
2515         loc += ' ';
2516
2517     wxLogError("XRC error: %s%s", loc, message);
2518 }
2519
2520
2521 //-----------------------------------------------------------------------------
2522 // XRCID implementation
2523 //-----------------------------------------------------------------------------
2524
2525 #define XRCID_TABLE_SIZE     1024
2526
2527
2528 struct XRCID_record
2529 {
2530     /* Hold the id so that once an id is allocated for a name, it
2531        does not get created again by NewControlId at least
2532        until we are done with it */
2533     wxWindowIDRef id;
2534     char *key;
2535     XRCID_record *next;
2536 };
2537
2538 static XRCID_record *XRCID_Records[XRCID_TABLE_SIZE] = {NULL};
2539
2540 // Extremely simplistic hash function which probably ought to be replaced with
2541 // wxStringHash::stringHash().
2542 static inline unsigned XRCIdHash(const char *str_id)
2543 {
2544     unsigned index = 0;
2545
2546     for (const char *c = str_id; *c != '\0'; c++) index += (unsigned int)*c;
2547     index %= XRCID_TABLE_SIZE;
2548
2549     return index;
2550 }
2551
2552 static void XRCID_Assign(const wxString& str_id, int value)
2553 {
2554     const wxCharBuffer buf_id(str_id.mb_str());
2555     const unsigned index = XRCIdHash(buf_id);
2556
2557
2558     XRCID_record *oldrec = NULL;
2559     for (XRCID_record *rec = XRCID_Records[index]; rec; rec = rec->next)
2560     {
2561         if (wxStrcmp(rec->key, buf_id) == 0)
2562         {
2563             rec->id = value;
2564             return;
2565         }
2566         oldrec = rec;
2567     }
2568
2569     XRCID_record **rec_var = (oldrec == NULL) ?
2570                               &XRCID_Records[index] : &oldrec->next;
2571     *rec_var = new XRCID_record;
2572     (*rec_var)->key = wxStrdup(str_id);
2573     (*rec_var)->id = value;
2574     (*rec_var)->next = NULL;
2575 }
2576
2577 static int XRCID_Lookup(const char *str_id, int value_if_not_found = wxID_NONE)
2578 {
2579     const unsigned index = XRCIdHash(str_id);
2580
2581
2582     XRCID_record *oldrec = NULL;
2583     for (XRCID_record *rec = XRCID_Records[index]; rec; rec = rec->next)
2584     {
2585         if (wxStrcmp(rec->key, str_id) == 0)
2586         {
2587             return rec->id;
2588         }
2589         oldrec = rec;
2590     }
2591
2592     XRCID_record **rec_var = (oldrec == NULL) ?
2593                               &XRCID_Records[index] : &oldrec->next;
2594     *rec_var = new XRCID_record;
2595     (*rec_var)->key = wxStrdup(str_id);
2596     (*rec_var)->next = NULL;
2597
2598     char *end;
2599     if (value_if_not_found != wxID_NONE)
2600         (*rec_var)->id = value_if_not_found;
2601     else
2602     {
2603         int asint = wxStrtol(str_id, &end, 10);
2604         if (*str_id && *end == 0)
2605         {
2606             // if str_id was integer, keep it verbosely:
2607             (*rec_var)->id = asint;
2608         }
2609         else
2610         {
2611             (*rec_var)->id = wxWindowBase::NewControlId();
2612         }
2613     }
2614
2615     return (*rec_var)->id;
2616 }
2617
2618 namespace
2619 {
2620
2621 // flag indicating whether standard XRC ids were already initialized
2622 static bool gs_stdIDsAdded = false;
2623
2624 void AddStdXRCID_Records()
2625 {
2626 #define stdID(id) XRCID_Lookup(#id, id)
2627     stdID(-1);
2628
2629     stdID(wxID_ANY);
2630     stdID(wxID_SEPARATOR);
2631
2632     stdID(wxID_OPEN);
2633     stdID(wxID_CLOSE);
2634     stdID(wxID_NEW);
2635     stdID(wxID_SAVE);
2636     stdID(wxID_SAVEAS);
2637     stdID(wxID_REVERT);
2638     stdID(wxID_EXIT);
2639     stdID(wxID_UNDO);
2640     stdID(wxID_REDO);
2641     stdID(wxID_HELP);
2642     stdID(wxID_PRINT);
2643     stdID(wxID_PRINT_SETUP);
2644     stdID(wxID_PAGE_SETUP);
2645     stdID(wxID_PREVIEW);
2646     stdID(wxID_ABOUT);
2647     stdID(wxID_HELP_CONTENTS);
2648     stdID(wxID_HELP_INDEX),
2649     stdID(wxID_HELP_SEARCH),
2650     stdID(wxID_HELP_COMMANDS);
2651     stdID(wxID_HELP_PROCEDURES);
2652     stdID(wxID_HELP_CONTEXT);
2653     stdID(wxID_CLOSE_ALL);
2654     stdID(wxID_PREFERENCES);
2655
2656     stdID(wxID_EDIT);
2657     stdID(wxID_CUT);
2658     stdID(wxID_COPY);
2659     stdID(wxID_PASTE);
2660     stdID(wxID_CLEAR);
2661     stdID(wxID_FIND);
2662     stdID(wxID_DUPLICATE);
2663     stdID(wxID_SELECTALL);
2664     stdID(wxID_DELETE);
2665     stdID(wxID_REPLACE);
2666     stdID(wxID_REPLACE_ALL);
2667     stdID(wxID_PROPERTIES);
2668
2669     stdID(wxID_VIEW_DETAILS);
2670     stdID(wxID_VIEW_LARGEICONS);
2671     stdID(wxID_VIEW_SMALLICONS);
2672     stdID(wxID_VIEW_LIST);
2673     stdID(wxID_VIEW_SORTDATE);
2674     stdID(wxID_VIEW_SORTNAME);
2675     stdID(wxID_VIEW_SORTSIZE);
2676     stdID(wxID_VIEW_SORTTYPE);
2677
2678
2679     stdID(wxID_FILE1);
2680     stdID(wxID_FILE2);
2681     stdID(wxID_FILE3);
2682     stdID(wxID_FILE4);
2683     stdID(wxID_FILE5);
2684     stdID(wxID_FILE6);
2685     stdID(wxID_FILE7);
2686     stdID(wxID_FILE8);
2687     stdID(wxID_FILE9);
2688
2689
2690     stdID(wxID_OK);
2691     stdID(wxID_CANCEL);
2692     stdID(wxID_APPLY);
2693     stdID(wxID_YES);
2694     stdID(wxID_NO);
2695     stdID(wxID_STATIC);
2696     stdID(wxID_FORWARD);
2697     stdID(wxID_BACKWARD);
2698     stdID(wxID_DEFAULT);
2699     stdID(wxID_MORE);
2700     stdID(wxID_SETUP);
2701     stdID(wxID_RESET);
2702     stdID(wxID_CONTEXT_HELP);
2703     stdID(wxID_YESTOALL);
2704     stdID(wxID_NOTOALL);
2705     stdID(wxID_ABORT);
2706     stdID(wxID_RETRY);
2707     stdID(wxID_IGNORE);
2708     stdID(wxID_ADD);
2709     stdID(wxID_REMOVE);
2710
2711     stdID(wxID_UP);
2712     stdID(wxID_DOWN);
2713     stdID(wxID_HOME);
2714     stdID(wxID_REFRESH);
2715     stdID(wxID_STOP);
2716     stdID(wxID_INDEX);
2717
2718     stdID(wxID_BOLD);
2719     stdID(wxID_ITALIC);
2720     stdID(wxID_JUSTIFY_CENTER);
2721     stdID(wxID_JUSTIFY_FILL);
2722     stdID(wxID_JUSTIFY_RIGHT);
2723     stdID(wxID_JUSTIFY_LEFT);
2724     stdID(wxID_UNDERLINE);
2725     stdID(wxID_INDENT);
2726     stdID(wxID_UNINDENT);
2727     stdID(wxID_ZOOM_100);
2728     stdID(wxID_ZOOM_FIT);
2729     stdID(wxID_ZOOM_IN);
2730     stdID(wxID_ZOOM_OUT);
2731     stdID(wxID_UNDELETE);
2732     stdID(wxID_REVERT_TO_SAVED);
2733     stdID(wxID_CDROM);
2734     stdID(wxID_CONVERT);
2735     stdID(wxID_EXECUTE);
2736     stdID(wxID_FLOPPY);
2737     stdID(wxID_HARDDISK);
2738     stdID(wxID_BOTTOM);
2739     stdID(wxID_FIRST);
2740     stdID(wxID_LAST);
2741     stdID(wxID_TOP);
2742     stdID(wxID_INFO);
2743     stdID(wxID_JUMP_TO);
2744     stdID(wxID_NETWORK);
2745     stdID(wxID_SELECT_COLOR);
2746     stdID(wxID_SELECT_FONT);
2747     stdID(wxID_SORT_ASCENDING);
2748     stdID(wxID_SORT_DESCENDING);
2749     stdID(wxID_SPELL_CHECK);
2750     stdID(wxID_STRIKETHROUGH);
2751
2752
2753     stdID(wxID_SYSTEM_MENU);
2754     stdID(wxID_CLOSE_FRAME);
2755     stdID(wxID_MOVE_FRAME);
2756     stdID(wxID_RESIZE_FRAME);
2757     stdID(wxID_MAXIMIZE_FRAME);
2758     stdID(wxID_ICONIZE_FRAME);
2759     stdID(wxID_RESTORE_FRAME);
2760
2761
2762
2763     stdID(wxID_MDI_WINDOW_CASCADE);
2764     stdID(wxID_MDI_WINDOW_TILE_HORZ);
2765     stdID(wxID_MDI_WINDOW_TILE_VERT);
2766     stdID(wxID_MDI_WINDOW_ARRANGE_ICONS);
2767     stdID(wxID_MDI_WINDOW_PREV);
2768     stdID(wxID_MDI_WINDOW_NEXT);
2769 #undef stdID
2770 }
2771
2772 } // anonymous namespace
2773
2774
2775 /*static*/
2776 int wxXmlResource::DoGetXRCID(const char *str_id, int value_if_not_found)
2777 {
2778     if ( !gs_stdIDsAdded )
2779     {
2780         gs_stdIDsAdded = true;
2781         AddStdXRCID_Records();
2782     }
2783
2784     return XRCID_Lookup(str_id, value_if_not_found);
2785 }
2786
2787 /* static */
2788 wxString wxXmlResource::FindXRCIDById(int numId)
2789 {
2790     for ( int i = 0; i < XRCID_TABLE_SIZE; i++ )
2791     {
2792         for ( XRCID_record *rec = XRCID_Records[i]; rec; rec = rec->next )
2793         {
2794             if ( rec->id == numId )
2795                 return wxString(rec->key);
2796         }
2797     }
2798
2799     return wxString();
2800 }
2801
2802 static void CleanXRCID_Record(XRCID_record *rec)
2803 {
2804     if (rec)
2805     {
2806         CleanXRCID_Record(rec->next);
2807
2808         free(rec->key);
2809         delete rec;
2810     }
2811 }
2812
2813 static void CleanXRCID_Records()
2814 {
2815     for (int i = 0; i < XRCID_TABLE_SIZE; i++)
2816     {
2817         CleanXRCID_Record(XRCID_Records[i]);
2818         XRCID_Records[i] = NULL;
2819     }
2820
2821     gs_stdIDsAdded = false;
2822 }
2823
2824
2825 //-----------------------------------------------------------------------------
2826 // module and globals
2827 //-----------------------------------------------------------------------------
2828
2829 // normally we would do the cleanup from wxXmlResourceModule::OnExit() but it
2830 // can happen that some XRC records have been created because of the use of
2831 // XRCID() in event tables, which happens during static objects initialization,
2832 // but then the application initialization failed and so the wx modules were
2833 // neither initialized nor cleaned up -- this static object does the cleanup in
2834 // this case
2835 static struct wxXRCStaticCleanup
2836 {
2837     ~wxXRCStaticCleanup() { CleanXRCID_Records(); }
2838 } s_staticCleanup;
2839
2840 class wxXmlResourceModule: public wxModule
2841 {
2842 DECLARE_DYNAMIC_CLASS(wxXmlResourceModule)
2843 public:
2844     wxXmlResourceModule() {}
2845     bool OnInit()
2846     {
2847         wxXmlResource::AddSubclassFactory(new wxXmlSubclassFactoryCXX);
2848         return true;
2849     }
2850     void OnExit()
2851     {
2852         delete wxXmlResource::Set(NULL);
2853         delete wxIdRangeManager::Set(NULL);
2854         if(wxXmlResource::ms_subclassFactories)
2855         {
2856             for ( wxXmlSubclassFactories::iterator i = wxXmlResource::ms_subclassFactories->begin();
2857                   i != wxXmlResource::ms_subclassFactories->end(); ++i )
2858             {
2859                 delete *i;
2860             }
2861             wxDELETE(wxXmlResource::ms_subclassFactories);
2862         }
2863         CleanXRCID_Records();
2864     }
2865 };
2866
2867 IMPLEMENT_DYNAMIC_CLASS(wxXmlResourceModule, wxModule)
2868
2869
2870 // When wxXml is loaded dynamically after the application is already running
2871 // then the built-in module system won't pick this one up.  Add it manually.
2872 void wxXmlInitResourceModule()
2873 {
2874     wxModule* module = new wxXmlResourceModule;
2875     wxModule::RegisterModule(module);
2876     wxModule::InitializeModules();
2877 }
2878
2879 #endif // wxUSE_XRC