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
  48 #include "wx/xml/xml.h"
  49
  50
  51 class wxXmlResourceDataRecord
  52 {
  53 public:
  54     wxXmlResourceDataRecord() : Doc(NULL) {
  55 #if wxUSE_DATETIME
  56         Time = wxDateTime::Now();
  57 #endif
  58     }
  59     ~wxXmlResourceDataRecord() {delete Doc;}
  60
  61     wxString File;
  62     wxXmlDocument *Doc;
  63 #if wxUSE_DATETIME
  64     wxDateTime Time;
  65 #endif
  66 };
  67
  68 class wxXmlResourceDataRecords : public wxVector<wxXmlResourceDataRecord>
  69 {
  70     // this is a class so that it can be forward-declared
  71 };
  72
  73
  74 wxXmlResource *wxXmlResource::ms_instance = NULL;
  75
  76 /*static*/ wxXmlResource *wxXmlResource::Get()
  77 {
  78     if ( !ms_instance )
  79         ms_instance = new wxXmlResource;
  80     return ms_instance;
  81 }
  82
  83 /*static*/ wxXmlResource *wxXmlResource::Set(wxXmlResource *res)
  84 {
  85     wxXmlResource *old = ms_instance;
  86     ms_instance = res;
  87     return old;
  88 }
  89
  90 wxXmlResource::wxXmlResource(int flags, const wxString& domain)
  91 {
  92     m_flags = flags;
  93     m_version = -1;
  94     m_data = new wxXmlResourceDataRecords;
  95     SetDomain(domain);
  96 }
  97
  98 wxXmlResource::wxXmlResource(const wxString& filemask, int flags, const wxString& domain)
  99 {
 100     m_flags = flags;
 101     m_version = -1;
 102     m_data = new wxXmlResourceDataRecords;
 103     SetDomain(domain);
 104     Load(filemask);
 105 }
 106
 107 wxXmlResource::~wxXmlResource()
 108 {
 109     ClearHandlers();
 110
 111     delete m_data;
 112 }
 113
 114 void wxXmlResource::SetDomain(const wxString& domain)
 115 {
 116     m_domain = domain;
 117 }
 118
 119
 120 /* static */
 121 wxString wxXmlResource::ConvertFileNameToURL(const wxString& filename)
 122 {
 123     wxString fnd(filename);
 124
 125     // NB: as Load() and Unload() accept both filenames and URLs (should
 126     //     probably be changed to filenames only, but embedded resources
 127     //     currently rely on its ability to handle URLs - FIXME) we need to
 128     //     determine whether found name is filename and not URL and this is the
 129     //     fastest/simplest way to do it
 130     if (wxFileName::FileExists(fnd))
 131     {
 132         // Make the name absolute filename, because the app may
 133         // change working directory later:
 134         wxFileName fn(fnd);
 135         if (fn.IsRelative())
 136         {
 137             fn.MakeAbsolute();
 138             fnd = fn.GetFullPath();
 139         }
 140 #if wxUSE_FILESYSTEM
 141         fnd = wxFileSystem::FileNameToURL(fnd);
 142 #endif
 143     }
 144
 145     return fnd;
 146 }
 147
 148 #if wxUSE_FILESYSTEM
 149
 150 /* static */
 151 bool wxXmlResource::IsArchive(const wxString& filename)
 152 {
 153     const wxString fnd = filename.Lower();
 154
 155     return fnd.Matches(wxT("*.zip")) || fnd.Matches(wxT("*.xrs"));
 156 }
 157
 158 #endif // wxUSE_FILESYSTEM
 159
 160 bool wxXmlResource::Load(const wxString& filemask)
 161 {
 162     wxString fnd;
 163     bool iswild = wxIsWild(filemask);
 164     bool rt = true;
 165
 166 #if wxUSE_FILESYSTEM
 167     wxFileSystem fsys;
 168 #   define wxXmlFindFirst  fsys.FindFirst(filemask, wxFILE)
 169 #   define wxXmlFindNext   fsys.FindNext()
 170 #else
 171 #   define wxXmlFindFirst  wxFindFirstFile(filemask, wxFILE)
 172 #   define wxXmlFindNext   wxFindNextFile()
 173 #endif
 174     if (iswild)
 175         fnd = wxXmlFindFirst;
 176     else
 177         fnd = filemask;
 178     while (!fnd.empty())
 179     {
 180         fnd = ConvertFileNameToURL(fnd);
 181
 182 #if wxUSE_FILESYSTEM
 183         if ( IsArchive(fnd) )
 184         {
 185             rt = rt && Load(fnd + wxT("#zip:*.xrc"));
 186         }
 187         else // a single resource URL
 188 #endif // wxUSE_FILESYSTEM
 189         {
 190             wxXmlResourceDataRecord drec;
 191             drec.File = fnd;
 192             Data().push_back(drec);
 193         }
 194
 195         if (iswild)
 196             fnd = wxXmlFindNext;
 197         else
 198             fnd = wxEmptyString;
 199     }
 200 #   undef wxXmlFindFirst
 201 #   undef wxXmlFindNext
 202     return rt && UpdateResources();
 203 }
 204
 205 bool wxXmlResource::Unload(const wxString& filename)
 206 {
 207     wxASSERT_MSG( !wxIsWild(filename),
 208                     _T("wildcards not supported by wxXmlResource::Unload()") );
 209
 210     wxString fnd = ConvertFileNameToURL(filename);
 211 #if wxUSE_FILESYSTEM
 212     const bool isArchive = IsArchive(fnd);
 213     if ( isArchive )
 214         fnd += _T("#zip:");
 215 #endif // wxUSE_FILESYSTEM
 216
 217     bool unloaded = false;
 218     for ( wxXmlResourceDataRecords::iterator i = Data().begin();
 219           i != Data().end(); ++i )
 220     {
 221 #if wxUSE_FILESYSTEM
 222         if ( isArchive )
 223         {
 224             if ( i->File.StartsWith(fnd) )
 225                 unloaded = true;
 226             // don't break from the loop, we can have other matching files
 227         }
 228         else // a single resource URL
 229 #endif // wxUSE_FILESYSTEM
 230         {
 231             if ( i->File == fnd )
 232             {
 233                 Data().erase(i);
 234                 unloaded = true;
 235
 236                 // no sense in continuing, there is only one file with this URL
 237                 break;
 238             }
 239         }
 240     }
 241
 242     return unloaded;
 243 }
 244
 245
 246 IMPLEMENT_ABSTRACT_CLASS(wxXmlResourceHandler, wxObject)
 247
 248 void wxXmlResource::AddHandler(wxXmlResourceHandler *handler)
 249 {
 250     m_handlers.push_back(handler);
 251     handler->SetParentResource(this);
 252 }
 253
 254 void wxXmlResource::InsertHandler(wxXmlResourceHandler *handler)
 255 {
 256     m_handlers.insert(m_handlers.begin(), handler);
 257     handler->SetParentResource(this);
 258 }
 259
 260
 261
 262 void wxXmlResource::ClearHandlers()
 263 {
 264     for ( wxVector<wxXmlResourceHandler*>::iterator i = m_handlers.begin();
 265           i != m_handlers.end(); ++i )
 266         delete *i;
 267     m_handlers.clear();
 268 }
 269
 270
 271 wxMenu *wxXmlResource::LoadMenu(const wxString& name)
 272 {
 273     return (wxMenu*)CreateResFromNode(FindResource(name, wxT("wxMenu")), NULL, NULL);
 274 }
 275
 276
 277
 278 wxMenuBar *wxXmlResource::LoadMenuBar(wxWindow *parent, const wxString& name)
 279 {
 280     return (wxMenuBar*)CreateResFromNode(FindResource(name, wxT("wxMenuBar")), parent, NULL);
 281 }
 282
 283
 284
 285 #if wxUSE_TOOLBAR
 286 wxToolBar *wxXmlResource::LoadToolBar(wxWindow *parent, const wxString& name)
 287 {
 288     return (wxToolBar*)CreateResFromNode(FindResource(name, wxT("wxToolBar")), parent, NULL);
 289 }
 290 #endif
 291
 292
 293 wxDialog *wxXmlResource::LoadDialog(wxWindow *parent, const wxString& name)
 294 {
 295     return (wxDialog*)CreateResFromNode(FindResource(name, wxT("wxDialog")), parent, NULL);
 296 }
 297
 298 bool wxXmlResource::LoadDialog(wxDialog *dlg, wxWindow *parent, const wxString& name)
 299 {
 300     return CreateResFromNode(FindResource(name, wxT("wxDialog")), parent, dlg) != NULL;
 301 }
 302
 303
 304
 305 wxPanel *wxXmlResource::LoadPanel(wxWindow *parent, const wxString& name)
 306 {
 307     return (wxPanel*)CreateResFromNode(FindResource(name, wxT("wxPanel")), parent, NULL);
 308 }
 309
 310 bool wxXmlResource::LoadPanel(wxPanel *panel, wxWindow *parent, const wxString& name)
 311 {
 312     return CreateResFromNode(FindResource(name, wxT("wxPanel")), parent, panel) != NULL;
 313 }
 314
 315 wxFrame *wxXmlResource::LoadFrame(wxWindow* parent, const wxString& name)
 316 {
 317     return (wxFrame*)CreateResFromNode(FindResource(name, wxT("wxFrame")), parent, NULL);
 318 }
 319
 320 bool wxXmlResource::LoadFrame(wxFrame* frame, wxWindow *parent, const wxString& name)
 321 {
 322     return CreateResFromNode(FindResource(name, wxT("wxFrame")), parent, frame) != NULL;
 323 }
 324
 325 wxBitmap wxXmlResource::LoadBitmap(const wxString& name)
 326 {
 327     wxBitmap *bmp = (wxBitmap*)CreateResFromNode(
 328                                FindResource(name, wxT("wxBitmap")), NULL, NULL);
 329     wxBitmap rt;
 330
 331     if (bmp) { rt = *bmp; delete bmp; }
 332     return rt;
 333 }
 334
 335 wxIcon wxXmlResource::LoadIcon(const wxString& name)
 336 {
 337     wxIcon *icon = (wxIcon*)CreateResFromNode(
 338                             FindResource(name, wxT("wxIcon")), NULL, NULL);
 339     wxIcon rt;
 340
 341     if (icon) { rt = *icon; delete icon; }
 342     return rt;
 343 }
 344
 345
 346 wxObject *wxXmlResource::LoadObject(wxWindow *parent, const wxString& name, const wxString& classname)
 347 {
 348     return CreateResFromNode(FindResource(name, classname), parent, NULL);
 349 }
 350
 351 bool wxXmlResource::LoadObject(wxObject *instance, wxWindow *parent, const wxString& name, const wxString& classname)
 352 {
 353     return CreateResFromNode(FindResource(name, classname), parent, instance) != NULL;
 354 }
 355
 356
 357 bool wxXmlResource::AttachUnknownControl(const wxString& name,
 358                                          wxWindow *control, wxWindow *parent)
 359 {
 360     if (parent == NULL)
 361         parent = control->GetParent();
 362     wxWindow *container = parent->FindWindow(name + wxT("_container"));
 363     if (!container)
 364     {
 365         wxLogError(_("Cannot find container for unknown control '%s'."), name.c_str());
 366         return false;
 367     }
 368     return control->Reparent(container);
 369 }
 370
 371
 372 static void ProcessPlatformProperty(wxXmlNode *node)
 373 {
 374     wxString s;
 375     bool isok;
 376
 377     wxXmlNode *c = node->GetChildren();
 378     while (c)
 379     {
 380         isok = false;
 381         if (!c->GetAttribute(wxT("platform"), &s))
 382             isok = true;
 383         else
 384         {
 385             wxStringTokenizer tkn(s, wxT(" |"));
 386
 387             while (tkn.HasMoreTokens())
 388             {
 389                 s = tkn.GetNextToken();
 390 #ifdef __WINDOWS__
 391                 if (s == wxT("win")) isok = true;
 392 #endif
 393 #if defined(__MAC__) || defined(__APPLE__)
 394                 if (s == wxT("mac")) isok = true;
 395 #elif defined(__UNIX__)
 396                 if (s == wxT("unix")) isok = true;
 397 #endif
 398 #ifdef __OS2__
 399                 if (s == wxT("os2")) isok = true;
 400 #endif
 401
 402                 if (isok)
 403                     break;
 404             }
 405         }
 406
 407         if (isok)
 408         {
 409             ProcessPlatformProperty(c);
 410             c = c->GetNext();
 411         }
 412         else
 413         {
 414             wxXmlNode *c2 = c->GetNext();
 415             node->RemoveChild(c);
 416             delete c;
 417             c = c2;
 418         }
 419     }
 420 }
 421
 422
 423
 424 bool wxXmlResource::UpdateResources()
 425 {
 426     bool rt = true;
 427     bool modif;
 428 #   if wxUSE_FILESYSTEM
 429     wxFSFile *file = NULL;
 430     wxUnusedVar(file);
 431     wxFileSystem fsys;
 432 #   endif
 433
 434     wxString encoding(wxT("UTF-8"));
 435 #if !wxUSE_UNICODE && wxUSE_INTL
 436     if ( (GetFlags() & wxXRC_USE_LOCALE) == 0 )
 437     {
 438         // In case we are not using wxLocale to translate strings, convert the
 439         // strings GUI's charset. This must not be done when wxXRC_USE_LOCALE
 440         // is on, because it could break wxGetTranslation lookup.
 441         encoding = wxLocale::GetSystemEncodingName();
 442     }
 443 #endif
 444
 445     for ( wxXmlResourceDataRecords::iterator i = Data().begin();
 446           i != Data().end(); ++i )
 447     {
 448         modif = (i->Doc == NULL);
 449
 450         if (!modif && !(m_flags & wxXRC_NO_RELOADING))
 451         {
 452 #           if wxUSE_FILESYSTEM
 453             file = fsys.OpenFile(i->File);
 454 #           if wxUSE_DATETIME
 455             modif = file && file->GetModificationTime() > i->Time;
 456 #           else // wxUSE_DATETIME
 457             modif = true;
 458 #           endif // wxUSE_DATETIME
 459             if (!file)
 460             {
 461                 wxLogError(_("Cannot open file '%s'."), i->File.c_str());
 462                 rt = false;
 463             }
 464             wxDELETE(file);
 465             wxUnusedVar(file);
 466 #           else // wxUSE_FILESYSTEM
 467 #           if wxUSE_DATETIME
 468             modif = wxDateTime(wxFileModificationTime(i->File)) > i->Time;
 469 #           else // wxUSE_DATETIME
 470             modif = true;
 471 #           endif // wxUSE_DATETIME
 472 #           endif // wxUSE_FILESYSTEM
 473         }
 474
 475         if (modif)
 476         {
 477             wxLogTrace(_T("xrc"),
 478                        _T("opening file '%s'"), i->File.c_str());
 479
 480             wxInputStream *stream = NULL;
 481
 482 #           if wxUSE_FILESYSTEM
 483             file = fsys.OpenFile(i->File);
 484             if (file)
 485                 stream = file->GetStream();
 486 #           else
 487             stream = new wxFileInputStream(i->File);
 488 #           endif
 489
 490             if (stream)
 491             {
 492                 delete i->Doc;
 493                 i->Doc = new wxXmlDocument;
 494             }
 495             if (!stream || !i->Doc->Load(*stream, encoding))
 496             {
 497                 wxLogError(_("Cannot load resources from file '%s'."),
 498                            i->File.c_str());
 499                 wxDELETE(i->Doc);
 500                 rt = false;
 501             }
 502             else if (i->Doc->GetRoot()->GetName() != wxT("resource"))
 503             {
 504                 wxLogError(_("Invalid XRC resource '%s': doesn't have root node 'resource'."), i->File.c_str());
 505                 wxDELETE(i->Doc);
 506                 rt = false;
 507             }
 508             else
 509             {
 510                 long version;
 511                 int v1, v2, v3, v4;
 512                 wxString verstr = i->Doc->GetRoot()->GetAttribute(
 513                                       wxT("version"), wxT("0.0.0.0"));
 514                 if (wxSscanf(verstr.c_str(), wxT("%i.%i.%i.%i"),
 515                     &v1, &v2, &v3, &v4) == 4)
 516                     version = v1*256*256*256+v2*256*256+v3*256+v4;
 517                 else
 518                     version = 0;
 519                 if (m_version == -1)
 520                     m_version = version;
 521                 if (m_version != version)
 522                 {
 523                     wxLogError(_("Resource files must have same version number!"));
 524                     rt = false;
 525                 }
 526
 527                 ProcessPlatformProperty(i->Doc->GetRoot());
 528 #if wxUSE_DATETIME
 529 #if wxUSE_FILESYSTEM
 530                 i->Time = file->GetModificationTime();
 531 #else // wxUSE_FILESYSTEM
 532                 i->Time = wxDateTime(wxFileModificationTime(i->File));
 533 #endif // wxUSE_FILESYSTEM
 534 #endif // wxUSE_DATETIME
 535             }
 536
 537 #           if wxUSE_FILESYSTEM
 538                 wxDELETE(file);
 539                 wxUnusedVar(file);
 540 #           else
 541                 wxDELETE(stream);
 542 #           endif
 543         }
 544     }
 545
 546     return rt;
 547 }
 548
 549
 550 wxXmlNode *wxXmlResource::DoFindResource(wxXmlNode *parent,
 551                                          const wxString& name,
 552                                          const wxString& classname,
 553                                          bool recursive)
 554 {
 555     wxString dummy;
 556     wxXmlNode *node;
 557
 558     // first search for match at the top-level nodes (as this is
 559     // where the resource is most commonly looked for):
 560     for (node = parent->GetChildren(); node; node = node->GetNext())
 561     {
 562         if ( node->GetType() == wxXML_ELEMENT_NODE &&
 563                  (node->GetName() == wxT("object") ||
 564                   node->GetName() == wxT("object_ref")) &&
 565              node->GetAttribute(wxT("name"), &dummy) && dummy == name )
 566         {
 567             wxString cls(node->GetAttribute(wxT("class"), wxEmptyString));
 568             if (!classname || cls == classname)
 569                 return node;
 570             // object_ref may not have 'class' attribute:
 571             if (cls.empty() && node->GetName() == wxT("object_ref"))
 572             {
 573                 wxString refName = node->GetAttribute(wxT("ref"), wxEmptyString);
 574                 if (refName.empty())
 575                     continue;
 576                 wxXmlNode* refNode = FindResource(refName, wxEmptyString, true);
 577                 if (refNode &&
 578                     refNode->GetAttribute(wxT("class"), wxEmptyString) == classname)
 579                 {
 580                     return node;
 581                 }
 582             }
 583         }
 584     }
 585
 586     if ( recursive )
 587         for (node = parent->GetChildren(); node; node = node->GetNext())
 588         {
 589             if ( node->GetType() == wxXML_ELEMENT_NODE &&
 590                  (node->GetName() == wxT("object") ||
 591                   node->GetName() == wxT("object_ref")) )
 592             {
 593                 wxXmlNode* found = DoFindResource(node, name, classname, true);
 594                 if ( found )
 595                     return found;
 596             }
 597         }
 598
 599    return NULL;
 600 }
 601
 602 wxXmlNode *wxXmlResource::FindResource(const wxString& name,
 603                                        const wxString& classname,
 604                                        bool recursive)
 605 {
 606     UpdateResources(); //ensure everything is up-to-date
 607
 608     wxString dummy;
 609     for ( wxXmlResourceDataRecords::const_iterator f = Data().begin();
 610           f != Data().end(); ++f )
 611     {
 612         if ( f->Doc == NULL || f->Doc->GetRoot() == NULL )
 613             continue;
 614
 615         wxXmlNode* found = DoFindResource(f->Doc->GetRoot(),
 616                                           name, classname, recursive);
 617         if ( found )
 618         {
 619 #if wxUSE_FILESYSTEM
 620             m_curFileSystem.ChangePathTo(f->File);
 621 #endif
 622             return found;
 623         }
 624     }
 625
 626     wxLogError(_("XRC resource '%s' (class '%s') not found!"),
 627                name.c_str(), classname.c_str());
 628     return NULL;
 629 }
 630
 631 static void MergeNodes(wxXmlNode& dest, wxXmlNode& with)
 632 {
 633     // Merge attributes:
 634     for ( wxXmlAttribute *attr = with.GetAttributes();
 635           attr; attr = attr->GetNext() )
 636     {
 637         wxXmlAttribute *dattr;
 638         for (dattr = dest.GetAttributes(); dattr; dattr = dattr->GetNext())
 639         {
 640
 641             if ( dattr->GetName() == attr->GetName() )
 642             {
 643                 dattr->SetValue(attr->GetValue());
 644                 break;
 645             }
 646         }
 647
 648         if ( !dattr )
 649             dest.AddAttribute(attr->GetName(), attr->GetValue());
 650    }
 651
 652     // Merge child nodes:
 653     for (wxXmlNode* node = with.GetChildren(); node; node = node->GetNext())
 654     {
 655         wxString name = node->GetAttribute(wxT("name"), wxEmptyString);
 656         wxXmlNode *dnode;
 657
 658         for (dnode = dest.GetChildren(); dnode; dnode = dnode->GetNext() )
 659         {
 660             if ( dnode->GetName() == node->GetName() &&
 661                  dnode->GetAttribute(wxT("name"), wxEmptyString) == name &&
 662                  dnode->GetType() == node->GetType() )
 663             {
 664                 MergeNodes(*dnode, *node);
 665                 break;
 666             }
 667         }
 668
 669         if ( !dnode )
 670         {
 671             static const wxChar *AT_END = wxT("end");
 672             wxString insert_pos = node->GetAttribute(wxT("insert_at"), AT_END);
 673             if ( insert_pos == AT_END )
 674             {
 675                 dest.AddChild(new wxXmlNode(*node));
 676             }
 677             else if ( insert_pos == wxT("begin") )
 678             {
 679                 dest.InsertChild(new wxXmlNode(*node), dest.GetChildren());
 680             }
 681         }
 682     }
 683
 684     if ( dest.GetType() == wxXML_TEXT_NODE && with.GetContent().length() )
 685          dest.SetContent(with.GetContent());
 686 }
 687
 688 wxObject *wxXmlResource::CreateResFromNode(wxXmlNode *node, wxObject *parent,
 689                                            wxObject *instance,
 690                                            wxXmlResourceHandler *handlerToUse)
 691 {
 692     if (node == NULL) return NULL;
 693
 694     // handling of referenced resource
 695     if ( node->GetName() == wxT("object_ref") )
 696     {
 697         wxString refName = node->GetAttribute(wxT("ref"), wxEmptyString);
 698         wxXmlNode* refNode = FindResource(refName, wxEmptyString, true);
 699
 700         if ( !refNode )
 701         {
 702             wxLogError(_("Referenced object node with ref=\"%s\" not found!"),
 703                        refName.c_str());
 704             return NULL;
 705         }
 706
 707         wxXmlNode copy(*refNode);
 708         MergeNodes(copy, *node);
 709
 710         return CreateResFromNode(&copy, parent, instance);
 711     }
 712
 713     if (handlerToUse)
 714     {
 715         if (handlerToUse->CanHandle(node))
 716         {
 717             return handlerToUse->CreateResource(node, parent, instance);
 718         }
 719     }
 720     else if (node->GetName() == wxT("object"))
 721     {
 722         for ( wxVector<wxXmlResourceHandler*>::iterator h = m_handlers.begin();
 723               h != m_handlers.end(); ++h )
 724         {
 725             wxXmlResourceHandler *handler = *h;
 726             if (handler->CanHandle(node))
 727                 return handler->CreateResource(node, parent, instance);
 728         }
 729     }
 730
 731     wxLogError(_("No handler found for XML node '%s', class '%s'!"),
 732                node->GetName().c_str(),
 733                node->GetAttribute(wxT("class"), wxEmptyString).c_str());
 734     return NULL;
 735 }
 736
 737
 738 class wxXmlSubclassFactories : public wxVector<wxXmlSubclassFactory*>
 739 {
 740     // this is a class so that it can be forward-declared
 741 };
 742
 743 wxXmlSubclassFactories *wxXmlResource::ms_subclassFactories = NULL;
 744
 745 /*static*/ void wxXmlResource::AddSubclassFactory(wxXmlSubclassFactory *factory)
 746 {
 747     if (!ms_subclassFactories)
 748     {
 749         ms_subclassFactories = new wxXmlSubclassFactories;
 750     }
 751     ms_subclassFactories->push_back(factory);
 752 }
 753
 754 class wxXmlSubclassFactoryCXX : public wxXmlSubclassFactory
 755 {
 756 public:
 757     ~wxXmlSubclassFactoryCXX() {}
 758
 759     wxObject *Create(const wxString& className)
 760     {
 761         wxClassInfo* classInfo = wxClassInfo::FindClass(className);
 762
 763         if (classInfo)
 764             return classInfo->CreateObject();
 765         else
 766             return NULL;
 767     }
 768 };
 769
 770
 771
 772
 773 wxXmlResourceHandler::wxXmlResourceHandler()
 774         : m_node(NULL), m_parent(NULL), m_instance(NULL),
 775           m_parentAsWindow(NULL)
 776 {}
 777
 778
 779
 780 wxObject *wxXmlResourceHandler::CreateResource(wxXmlNode *node, wxObject *parent, wxObject *instance)
 781 {
 782     wxXmlNode *myNode = m_node;
 783     wxString myClass = m_class;
 784     wxObject *myParent = m_parent, *myInstance = m_instance;
 785     wxWindow *myParentAW = m_parentAsWindow;
 786
 787     m_instance = instance;
 788     if (!m_instance && node->HasAttribute(wxT("subclass")) &&
 789         !(m_resource->GetFlags() & wxXRC_NO_SUBCLASSING))
 790     {
 791         wxString subclass = node->GetAttribute(wxT("subclass"), wxEmptyString);
 792         if (!subclass.empty())
 793         {
 794             for (wxXmlSubclassFactories::iterator i = wxXmlResource::ms_subclassFactories->begin();
 795                  i != wxXmlResource::ms_subclassFactories->end(); ++i)
 796             {
 797                 m_instance = (*i)->Create(subclass);
 798                 if (m_instance)
 799                     break;
 800             }
 801
 802             if (!m_instance)
 803             {
 804                 wxString name = node->GetAttribute(wxT("name"), wxEmptyString);
 805                 wxLogError(_("Subclass '%s' not found for resource '%s', not subclassing!"),
 806                            subclass.c_str(), name.c_str());
 807             }
 808         }
 809     }
 810
 811     m_node = node;
 812     m_class = node->GetAttribute(wxT("class"), wxEmptyString);
 813     m_parent = parent;
 814     m_parentAsWindow = wxDynamicCast(m_parent, wxWindow);
 815
 816     wxObject *returned = DoCreateResource();
 817
 818     m_node = myNode;
 819     m_class = myClass;
 820     m_parent = myParent; m_parentAsWindow = myParentAW;
 821     m_instance = myInstance;
 822
 823     return returned;
 824 }
 825
 826
 827 void wxXmlResourceHandler::AddStyle(const wxString& name, int value)
 828 {
 829     m_styleNames.Add(name);
 830     m_styleValues.Add(value);
 831 }
 832
 833
 834
 835 void wxXmlResourceHandler::AddWindowStyles()
 836 {
 837     XRC_ADD_STYLE(wxCLIP_CHILDREN);
 838
 839     // the border styles all have the old and new names, recognize both for now
 840     XRC_ADD_STYLE(wxSIMPLE_BORDER); XRC_ADD_STYLE(wxBORDER_SIMPLE);
 841     XRC_ADD_STYLE(wxSUNKEN_BORDER); XRC_ADD_STYLE(wxBORDER_SUNKEN);
 842     XRC_ADD_STYLE(wxDOUBLE_BORDER); XRC_ADD_STYLE(wxBORDER_DOUBLE);
 843     XRC_ADD_STYLE(wxRAISED_BORDER); XRC_ADD_STYLE(wxBORDER_RAISED);
 844     XRC_ADD_STYLE(wxSTATIC_BORDER); XRC_ADD_STYLE(wxBORDER_STATIC);
 845     XRC_ADD_STYLE(wxNO_BORDER);     XRC_ADD_STYLE(wxBORDER_NONE);
 846
 847     XRC_ADD_STYLE(wxTRANSPARENT_WINDOW);
 848     XRC_ADD_STYLE(wxWANTS_CHARS);
 849     XRC_ADD_STYLE(wxTAB_TRAVERSAL);
 850     XRC_ADD_STYLE(wxNO_FULL_REPAINT_ON_RESIZE);
 851     XRC_ADD_STYLE(wxFULL_REPAINT_ON_RESIZE);
 852     XRC_ADD_STYLE(wxALWAYS_SHOW_SB);
 853     XRC_ADD_STYLE(wxWS_EX_BLOCK_EVENTS);
 854     XRC_ADD_STYLE(wxWS_EX_VALIDATE_RECURSIVELY);
 855 }
 856
 857
 858
 859 bool wxXmlResourceHandler::HasParam(const wxString& param)
 860 {
 861     return (GetParamNode(param) != NULL);
 862 }
 863
 864
 865 int wxXmlResourceHandler::GetStyle(const wxString& param, int defaults)
 866 {
 867     wxString s = GetParamValue(param);
 868
 869     if (!s) return defaults;
 870
 871     wxStringTokenizer tkn(s, wxT("| \t\n"), wxTOKEN_STRTOK);
 872     int style = 0;
 873     int index;
 874     wxString fl;
 875     while (tkn.HasMoreTokens())
 876     {
 877         fl = tkn.GetNextToken();
 878         index = m_styleNames.Index(fl);
 879         if (index != wxNOT_FOUND)
 880             style |= m_styleValues[index];
 881         else
 882             wxLogError(_("Unknown style flag ") + fl);
 883     }
 884     return style;
 885 }
 886
 887
 888
 889 wxString wxXmlResourceHandler::GetText(const wxString& param, bool translate)
 890 {
 891     wxXmlNode *parNode = GetParamNode(param);
 892     wxString str1(GetNodeContent(parNode));
 893     wxString str2;
 894     const wxChar *dt;
 895     wxChar amp_char;
 896
 897     // VS: First version of XRC resources used $ instead of & (which is
 898     //     illegal in XML), but later I realized that '_' fits this purpose
 899     //     much better (because &File means "File with F underlined").
 900     if (m_resource->CompareVersion(2,3,0,1) < 0)
 901         amp_char = wxT('$');
 902     else
 903         amp_char = wxT('_');
 904
 905     for (dt = str1.c_str(); *dt; dt++)
 906     {
 907         // Remap amp_char to &, map double amp_char to amp_char (for things
 908         // like "&File..." -- this is illegal in XML, so we use "_File..."):
 909         if (*dt == amp_char)
 910         {
 911             if ( *(++dt) == amp_char )
 912                 str2 << amp_char;
 913             else
 914                 str2 << wxT('&') << *dt;
 915         }
 916         // Remap \n to CR, \r to LF, \t to TAB, \\ to \:
 917         else if (*dt == wxT('\\'))
 918             switch (*(++dt))
 919             {
 920                 case wxT('n'):
 921                     str2 << wxT('\n');
 922                     break;
 923
 924                 case wxT('t'):
 925                     str2 << wxT('\t');
 926                     break;
 927
 928                 case wxT('r'):
 929                     str2 << wxT('\r');
 930                     break;
 931
 932                 case wxT('\\') :
 933                     // "\\" wasn't translated to "\" prior to 2.5.3.0:
 934                     if (m_resource->CompareVersion(2,5,3,0) >= 0)
 935                     {
 936                         str2 << wxT('\\');
 937                         break;
 938                     }
 939                     // else fall-through to default: branch below
 940
 941                 default:
 942                     str2 << wxT('\\') << *dt;
 943                     break;
 944             }
 945         else str2 << *dt;
 946     }
 947
 948     if (m_resource->GetFlags() & wxXRC_USE_LOCALE)
 949     {
 950         if (translate && parNode &&
 951             parNode->GetAttribute(wxT("translate"), wxEmptyString) != wxT("0"))
 952         {
 953             return wxGetTranslation(str2, m_resource->GetDomain());
 954         }
 955         else
 956         {
 957 #if wxUSE_UNICODE
 958             return str2;
 959 #else
 960             // The string is internally stored as UTF-8, we have to convert
 961             // it into system's default encoding so that it can be displayed:
 962             return wxString(str2.mb_str(wxConvUTF8), wxConvLocal);
 963 #endif
 964         }
 965     }
 966
 967     // If wxXRC_USE_LOCALE is not set, then the string is already in
 968     // system's default encoding in ANSI build, so we don't have to
 969     // do anything special here.
 970     return str2;
 971 }
 972
 973
 974
 975 long wxXmlResourceHandler::GetLong(const wxString& param, long defaultv)
 976 {
 977     long value;
 978     wxString str1 = GetParamValue(param);
 979
 980     if (!str1.ToLong(&value))
 981         value = defaultv;
 982
 983     return value;
 984 }
 985
 986 float wxXmlResourceHandler::GetFloat(const wxString& param, float defaultv)
 987 {
 988     wxString str = GetParamValue(param);
 989
 990     // strings in XRC always use C locale but wxString::ToDouble() uses the
 991     // current one, so transform the string to it supposing that the only
 992     // difference between them is the decimal separator
 993     //
 994     // TODO: use wxString::ToCDouble() when we have it
 995     str.Replace(wxT("."), wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT,
 996                                             wxLOCALE_CAT_NUMBER));
 997
 998     double value;
 999     if (!str.ToDouble(&value))
1000         value = defaultv;
1001
1002     return wx_truncate_cast(float, value);
1003 }
1004
1005
1006 int wxXmlResourceHandler::GetID()
1007 {
1008     return wxXmlResource::GetXRCID(GetName());
1009 }
1010
1011
1012
1013 wxString wxXmlResourceHandler::GetName()
1014 {
1015     return m_node->GetAttribute(wxT("name"), wxT("-1"));
1016 }
1017
1018
1019
1020 bool wxXmlResourceHandler::GetBool(const wxString& param, bool defaultv)
1021 {
1022     wxString v = GetParamValue(param);
1023     v.MakeLower();
1024     if (!v) return defaultv;
1025
1026     return (v == wxT("1"));
1027 }
1028
1029
1030 static wxColour GetSystemColour(const wxString& name)
1031 {
1032     if (!name.empty())
1033     {
1034         #define SYSCLR(clr) \
1035             if (name == _T(#clr)) return wxSystemSettings::GetColour(clr);
1036         SYSCLR(wxSYS_COLOUR_SCROLLBAR)
1037         SYSCLR(wxSYS_COLOUR_BACKGROUND)
1038         SYSCLR(wxSYS_COLOUR_DESKTOP)
1039         SYSCLR(wxSYS_COLOUR_ACTIVECAPTION)
1040         SYSCLR(wxSYS_COLOUR_INACTIVECAPTION)
1041         SYSCLR(wxSYS_COLOUR_MENU)
1042         SYSCLR(wxSYS_COLOUR_WINDOW)
1043         SYSCLR(wxSYS_COLOUR_WINDOWFRAME)
1044         SYSCLR(wxSYS_COLOUR_MENUTEXT)
1045         SYSCLR(wxSYS_COLOUR_WINDOWTEXT)
1046         SYSCLR(wxSYS_COLOUR_CAPTIONTEXT)
1047         SYSCLR(wxSYS_COLOUR_ACTIVEBORDER)
1048         SYSCLR(wxSYS_COLOUR_INACTIVEBORDER)
1049         SYSCLR(wxSYS_COLOUR_APPWORKSPACE)
1050         SYSCLR(wxSYS_COLOUR_HIGHLIGHT)
1051         SYSCLR(wxSYS_COLOUR_HIGHLIGHTTEXT)
1052         SYSCLR(wxSYS_COLOUR_BTNFACE)
1053         SYSCLR(wxSYS_COLOUR_3DFACE)
1054         SYSCLR(wxSYS_COLOUR_BTNSHADOW)
1055         SYSCLR(wxSYS_COLOUR_3DSHADOW)
1056         SYSCLR(wxSYS_COLOUR_GRAYTEXT)
1057         SYSCLR(wxSYS_COLOUR_BTNTEXT)
1058         SYSCLR(wxSYS_COLOUR_INACTIVECAPTIONTEXT)
1059         SYSCLR(wxSYS_COLOUR_BTNHIGHLIGHT)
1060         SYSCLR(wxSYS_COLOUR_BTNHILIGHT)
1061         SYSCLR(wxSYS_COLOUR_3DHIGHLIGHT)
1062         SYSCLR(wxSYS_COLOUR_3DHILIGHT)
1063         SYSCLR(wxSYS_COLOUR_3DDKSHADOW)
1064         SYSCLR(wxSYS_COLOUR_3DLIGHT)
1065         SYSCLR(wxSYS_COLOUR_INFOTEXT)
1066         SYSCLR(wxSYS_COLOUR_INFOBK)
1067         SYSCLR(wxSYS_COLOUR_LISTBOX)
1068         SYSCLR(wxSYS_COLOUR_HOTLIGHT)
1069         SYSCLR(wxSYS_COLOUR_GRADIENTACTIVECAPTION)
1070         SYSCLR(wxSYS_COLOUR_GRADIENTINACTIVECAPTION)
1071         SYSCLR(wxSYS_COLOUR_MENUHILIGHT)
1072         SYSCLR(wxSYS_COLOUR_MENUBAR)
1073         #undef SYSCLR
1074     }
1075
1076     return wxNullColour;
1077 }
1078
1079 wxColour wxXmlResourceHandler::GetColour(const wxString& param, const wxColour& defaultv)
1080 {
1081     wxString v = GetParamValue(param);
1082
1083     if ( v.empty() )
1084         return defaultv;
1085
1086     wxColour clr;
1087
1088     // wxString -> wxColour conversion
1089     if (!clr.Set(v))
1090     {
1091         // the colour doesn't use #RRGGBB format, check if it is symbolic
1092         // colour name:
1093         clr = GetSystemColour(v);
1094         if (clr.Ok())
1095             return clr;
1096
1097         wxLogError(_("XRC resource: Incorrect colour specification '%s' for attribute '%s'."),
1098                    v.c_str(), param.c_str());
1099         return wxNullColour;
1100     }
1101
1102     return clr;
1103 }
1104
1105
1106
1107 wxBitmap wxXmlResourceHandler::GetBitmap(const wxString& param,
1108                                          const wxArtClient& defaultArtClient,
1109                                          wxSize size)
1110 {
1111     /* If the bitmap is specified as stock item, query wxArtProvider for it: */
1112     wxXmlNode *bmpNode = GetParamNode(param);
1113     if ( bmpNode )
1114     {
1115         wxString sid = bmpNode->GetAttribute(wxT("stock_id"), wxEmptyString);
1116         if ( !sid.empty() )
1117         {
1118             wxString scl = bmpNode->GetAttribute(wxT("stock_client"), wxEmptyString);
1119             if (scl.empty())
1120                 scl = defaultArtClient;
1121             else
1122                 scl = wxART_MAKE_CLIENT_ID_FROM_STR(scl);
1123
1124             wxBitmap stockArt =
1125                 wxArtProvider::GetBitmap(wxART_MAKE_ART_ID_FROM_STR(sid),
1126                                          scl, size);
1127             if ( stockArt.Ok() )
1128                 return stockArt;
1129         }
1130     }
1131
1132     /* ...or load the bitmap from file: */
1133     wxString name = GetParamValue(param);
1134     if (name.empty()) return wxNullBitmap;
1135 #if wxUSE_FILESYSTEM
1136     wxFSFile *fsfile = GetCurFileSystem().OpenFile(name, wxFS_READ | wxFS_SEEKABLE);
1137     if (fsfile == NULL)
1138     {
1139         wxLogError(_("XRC resource: Cannot create bitmap from '%s'."),
1140                    name.c_str());
1141         return wxNullBitmap;
1142     }
1143     wxImage img(*(fsfile->GetStream()));
1144     delete fsfile;
1145 #else
1146     wxImage img(name);
1147 #endif
1148
1149     if (!img.Ok())
1150     {
1151         wxLogError(_("XRC resource: Cannot create bitmap from '%s'."),
1152                    name.c_str());
1153         return wxNullBitmap;
1154     }
1155     if (!(size == wxDefaultSize)) img.Rescale(size.x, size.y);
1156     return wxBitmap(img);
1157 }
1158
1159 #if wxUSE_ANIMATIONCTRL
1160 wxAnimation wxXmlResourceHandler::GetAnimation(const wxString& param)
1161 {
1162     wxAnimation ani;
1163
1164     /* load the animation from file: */
1165     wxString name = GetParamValue(param);
1166     if (name.empty()) return wxNullAnimation;
1167 #if wxUSE_FILESYSTEM
1168     wxFSFile *fsfile = GetCurFileSystem().OpenFile(name, wxFS_READ | wxFS_SEEKABLE);
1169     if (fsfile == NULL)
1170     {
1171         wxLogError(_("XRC resource: Cannot create animation from '%s'."),
1172                    name.c_str());
1173         return wxNullAnimation;
1174     }
1175     ani.Load(*(fsfile->GetStream()));
1176     delete fsfile;
1177 #else
1178     ani.LoadFile(name);
1179 #endif
1180
1181     if (!ani.IsOk())
1182     {
1183         wxLogError(_("XRC resource: Cannot create animation from '%s'."),
1184                    name.c_str());
1185         return wxNullAnimation;
1186     }
1187
1188     return ani;
1189 }
1190 #endif      // wxUSE_ANIMATIONCTRL
1191
1192
1193
1194 wxIcon wxXmlResourceHandler::GetIcon(const wxString& param,
1195                                      const wxArtClient& defaultArtClient,
1196                                      wxSize size)
1197 {
1198     wxIcon icon;
1199     icon.CopyFromBitmap(GetBitmap(param, defaultArtClient, size));
1200     return icon;
1201 }
1202
1203
1204
1205 wxXmlNode *wxXmlResourceHandler::GetParamNode(const wxString& param)
1206 {
1207     wxCHECK_MSG(m_node, NULL, wxT("You can't access handler data before it was initialized!"));
1208
1209     wxXmlNode *n = m_node->GetChildren();
1210
1211     while (n)
1212     {
1213         if (n->GetType() == wxXML_ELEMENT_NODE && n->GetName() == param)
1214             return n;
1215         n = n->GetNext();
1216     }
1217     return NULL;
1218 }
1219
1220
1221
1222 bool wxXmlResourceHandler::IsOfClass(wxXmlNode *node, const wxString& classname)
1223 {
1224     return node->GetAttribute(wxT("class"), wxEmptyString) == classname;
1225 }
1226
1227
1228
1229 wxString wxXmlResourceHandler::GetNodeContent(wxXmlNode *node)
1230 {
1231     wxXmlNode *n = node;
1232     if (n == NULL) return wxEmptyString;
1233     n = n->GetChildren();
1234
1235     while (n)
1236     {
1237         if (n->GetType() == wxXML_TEXT_NODE ||
1238             n->GetType() == wxXML_CDATA_SECTION_NODE)
1239             return n->GetContent();
1240         n = n->GetNext();
1241     }
1242     return wxEmptyString;
1243 }
1244
1245
1246
1247 wxString wxXmlResourceHandler::GetParamValue(const wxString& param)
1248 {
1249     if (param.empty())
1250         return GetNodeContent(m_node);
1251     else
1252         return GetNodeContent(GetParamNode(param));
1253 }
1254
1255
1256
1257 wxSize wxXmlResourceHandler::GetSize(const wxString& param,
1258                                      wxWindow *windowToUse)
1259 {
1260     wxString s = GetParamValue(param);
1261     if (s.empty()) s = wxT("-1,-1");
1262     bool is_dlg;
1263     long sx, sy = 0;
1264
1265     is_dlg = s[s.length()-1] == wxT('d');
1266     if (is_dlg) s.RemoveLast();
1267
1268     if (!s.BeforeFirst(wxT(',')).ToLong(&sx) ||
1269         !s.AfterLast(wxT(',')).ToLong(&sy))
1270     {
1271         wxLogError(_("Cannot parse coordinates from '%s'."), s.c_str());
1272         return wxDefaultSize;
1273     }
1274
1275     if (is_dlg)
1276     {
1277         if (windowToUse)
1278         {
1279             return wxDLG_UNIT(windowToUse, wxSize(sx, sy));
1280         }
1281         else if (m_parentAsWindow)
1282         {
1283             return wxDLG_UNIT(m_parentAsWindow, wxSize(sx, sy));
1284         }
1285         else
1286         {
1287             wxLogError(_("Cannot convert dialog units: dialog unknown."));
1288             return wxDefaultSize;
1289         }
1290     }
1291
1292     return wxSize(sx, sy);
1293 }
1294
1295
1296
1297 wxPoint wxXmlResourceHandler::GetPosition(const wxString& param)
1298 {
1299     wxSize sz = GetSize(param);
1300     return wxPoint(sz.x, sz.y);
1301 }
1302
1303
1304
1305 wxCoord wxXmlResourceHandler::GetDimension(const wxString& param,
1306                                            wxCoord defaultv,
1307                                            wxWindow *windowToUse)
1308 {
1309     wxString s = GetParamValue(param);
1310     if (s.empty()) return defaultv;
1311     bool is_dlg;
1312     long sx;
1313
1314     is_dlg = s[s.length()-1] == wxT('d');
1315     if (is_dlg) s.RemoveLast();
1316
1317     if (!s.ToLong(&sx))
1318     {
1319         wxLogError(_("Cannot parse dimension from '%s'."), s.c_str());
1320         return defaultv;
1321     }
1322
1323     if (is_dlg)
1324     {
1325         if (windowToUse)
1326         {
1327             return wxDLG_UNIT(windowToUse, wxSize(sx, 0)).x;
1328         }
1329         else if (m_parentAsWindow)
1330         {
1331             return wxDLG_UNIT(m_parentAsWindow, wxSize(sx, 0)).x;
1332         }
1333         else
1334         {
1335             wxLogError(_("Cannot convert dialog units: dialog unknown."));
1336             return defaultv;
1337         }
1338     }
1339
1340     return sx;
1341 }
1342
1343
1344 // Get system font index using indexname
1345 static wxFont GetSystemFont(const wxString& name)
1346 {
1347     if (!name.empty())
1348     {
1349         #define SYSFNT(fnt) \
1350             if (name == _T(#fnt)) return wxSystemSettings::GetFont(fnt);
1351         SYSFNT(wxSYS_OEM_FIXED_FONT)
1352         SYSFNT(wxSYS_ANSI_FIXED_FONT)
1353         SYSFNT(wxSYS_ANSI_VAR_FONT)
1354         SYSFNT(wxSYS_SYSTEM_FONT)
1355         SYSFNT(wxSYS_DEVICE_DEFAULT_FONT)
1356         SYSFNT(wxSYS_DEFAULT_PALETTE)
1357         SYSFNT(wxSYS_SYSTEM_FIXED_FONT)
1358         SYSFNT(wxSYS_DEFAULT_GUI_FONT)
1359         #undef SYSFNT
1360     }
1361
1362     return wxNullFont;
1363 }
1364
1365 wxFont wxXmlResourceHandler::GetFont(const wxString& param)
1366 {
1367     wxXmlNode *font_node = GetParamNode(param);
1368     if (font_node == NULL)
1369     {
1370         wxLogError(_("Cannot find font node '%s'."), param.c_str());
1371         return wxNullFont;
1372     }
1373
1374     wxXmlNode *oldnode = m_node;
1375     m_node = font_node;
1376
1377     // font attributes:
1378
1379     // size
1380     int isize = -1;
1381     bool hasSize = HasParam(wxT("size"));
1382     if (hasSize)
1383         isize = GetLong(wxT("size"), -1);
1384
1385     // style
1386     int istyle = wxNORMAL;
1387     bool hasStyle = HasParam(wxT("style"));
1388     if (hasStyle)
1389     {
1390         wxString style = GetParamValue(wxT("style"));
1391         if (style == wxT("italic"))
1392             istyle = wxITALIC;
1393         else if (style == wxT("slant"))
1394             istyle = wxSLANT;
1395     }
1396
1397     // weight
1398     int iweight = wxNORMAL;
1399     bool hasWeight = HasParam(wxT("weight"));
1400     if (hasWeight)
1401     {
1402         wxString weight = GetParamValue(wxT("weight"));
1403         if (weight == wxT("bold"))
1404             iweight = wxBOLD;
1405         else if (weight == wxT("light"))
1406             iweight = wxLIGHT;
1407     }
1408
1409     // underline
1410     bool hasUnderlined = HasParam(wxT("underlined"));
1411     bool underlined = hasUnderlined ? GetBool(wxT("underlined"), false) : false;
1412
1413     // family and facename
1414     int ifamily = wxDEFAULT;
1415     bool hasFamily = HasParam(wxT("family"));
1416     if (hasFamily)
1417     {
1418         wxString family = GetParamValue(wxT("family"));
1419              if (family == wxT("decorative")) ifamily = wxDECORATIVE;
1420         else if (family == wxT("roman")) ifamily = wxROMAN;
1421         else if (family == wxT("script")) ifamily = wxSCRIPT;
1422         else if (family == wxT("swiss")) ifamily = wxSWISS;
1423         else if (family == wxT("modern")) ifamily = wxMODERN;
1424         else if (family == wxT("teletype")) ifamily = wxTELETYPE;
1425     }
1426
1427
1428     wxString facename;
1429     bool hasFacename = HasParam(wxT("face"));
1430     if (hasFacename)
1431     {
1432         wxString faces = GetParamValue(wxT("face"));
1433         wxArrayString facenames(wxFontEnumerator::GetFacenames());
1434         wxStringTokenizer tk(faces, wxT(","));
1435         while (tk.HasMoreTokens())
1436         {
1437             int index = facenames.Index(tk.GetNextToken(), false);
1438             if (index != wxNOT_FOUND)
1439             {
1440                 facename = facenames[index];
1441                 break;
1442             }
1443         }
1444     }
1445
1446     // encoding
1447     wxFontEncoding enc = wxFONTENCODING_DEFAULT;
1448     bool hasEncoding = HasParam(wxT("encoding"));
1449     if (hasEncoding)
1450     {
1451         wxString encoding = GetParamValue(wxT("encoding"));
1452         wxFontMapper mapper;
1453         if (!encoding.empty())
1454             enc = mapper.CharsetToEncoding(encoding);
1455         if (enc == wxFONTENCODING_SYSTEM)
1456             enc = wxFONTENCODING_DEFAULT;
1457     }
1458
1459     // is this font based on a system font?
1460     wxFont font = GetSystemFont(GetParamValue(wxT("sysfont")));
1461
1462     if (font.Ok())
1463     {
1464         if (hasSize && isize != -1)
1465             font.SetPointSize(isize);
1466         else if (HasParam(wxT("relativesize")))
1467             font.SetPointSize(int(font.GetPointSize() *
1468                                      GetFloat(wxT("relativesize"))));
1469
1470         if (hasStyle)
1471             font.SetStyle(istyle);
1472         if (hasWeight)
1473             font.SetWeight(iweight);
1474         if (hasUnderlined)
1475             font.SetUnderlined(underlined);
1476         if (hasFamily)
1477             font.SetFamily(ifamily);
1478         if (hasFacename)
1479             font.SetFaceName(facename);
1480         if (hasEncoding)
1481             font.SetDefaultEncoding(enc);
1482     }
1483     else // not based on system font
1484     {
1485         font = wxFont(isize == -1 ? wxNORMAL_FONT->GetPointSize() : isize,
1486                       ifamily, istyle, iweight,
1487                       underlined, facename, enc);
1488     }
1489
1490     m_node = oldnode;
1491     return font;
1492 }
1493
1494
1495 void wxXmlResourceHandler::SetupWindow(wxWindow *wnd)
1496 {
1497     //FIXME : add cursor
1498
1499     if (HasParam(wxT("exstyle")))
1500         // Have to OR it with existing style, since
1501         // some implementations (e.g. wxGTK) use the extra style
1502         // during creation
1503         wnd->SetExtraStyle(wnd->GetExtraStyle() | GetStyle(wxT("exstyle")));
1504     if (HasParam(wxT("bg")))
1505         wnd->SetBackgroundColour(GetColour(wxT("bg")));
1506     if (HasParam(wxT("fg")))
1507         wnd->SetForegroundColour(GetColour(wxT("fg")));
1508     if (GetBool(wxT("enabled"), 1) == 0)
1509         wnd->Enable(false);
1510     if (GetBool(wxT("focused"), 0) == 1)
1511         wnd->SetFocus();
1512     if (GetBool(wxT("hidden"), 0) == 1)
1513         wnd->Show(false);
1514 #if wxUSE_TOOLTIPS
1515     if (HasParam(wxT("tooltip")))
1516         wnd->SetToolTip(GetText(wxT("tooltip")));
1517 #endif
1518     if (HasParam(wxT("font")))
1519         wnd->SetFont(GetFont());
1520     if (HasParam(wxT("help")))
1521         wnd->SetHelpText(GetText(wxT("help")));
1522 }
1523
1524
1525 void wxXmlResourceHandler::CreateChildren(wxObject *parent, bool this_hnd_only)
1526 {
1527     wxXmlNode *n = m_node->GetChildren();
1528
1529     while (n)
1530     {
1531         if (n->GetType() == wxXML_ELEMENT_NODE &&
1532            (n->GetName() == wxT("object") || n->GetName() == wxT("object_ref")))
1533         {
1534             m_resource->CreateResFromNode(n, parent, NULL,
1535                                           this_hnd_only ? this : NULL);
1536         }
1537         n = n->GetNext();
1538     }
1539 }
1540
1541
1542 void wxXmlResourceHandler::CreateChildrenPrivately(wxObject *parent, wxXmlNode *rootnode)
1543 {
1544     wxXmlNode *root;
1545     if (rootnode == NULL) root = m_node; else root = rootnode;
1546     wxXmlNode *n = root->GetChildren();
1547
1548     while (n)
1549     {
1550         if (n->GetType() == wxXML_ELEMENT_NODE && CanHandle(n))
1551         {
1552             CreateResource(n, parent, NULL);
1553         }
1554         n = n->GetNext();
1555     }
1556 }
1557
1558
1559
1560
1561
1562
1563
1564 // --------------- XRCID implementation -----------------------------
1565
1566 #define XRCID_TABLE_SIZE     1024
1567
1568
1569 struct XRCID_record
1570 {
1571     int id;
1572     char *key;
1573     XRCID_record *next;
1574 };
1575
1576 static XRCID_record *XRCID_Records[XRCID_TABLE_SIZE] = {NULL};
1577
1578 static int XRCID_Lookup(const char *str_id, int value_if_not_found = wxID_NONE)
1579 {
1580     int index = 0;
1581
1582     for (const char *c = str_id; *c != '\0'; c++) index += (int)*c;
1583     index %= XRCID_TABLE_SIZE;
1584
1585     XRCID_record *oldrec = NULL;
1586     for (XRCID_record *rec = XRCID_Records[index]; rec; rec = rec->next)
1587     {
1588         if (wxStrcmp(rec->key, str_id) == 0)
1589         {
1590             return rec->id;
1591         }
1592         oldrec = rec;
1593     }
1594
1595     XRCID_record **rec_var = (oldrec == NULL) ?
1596                               &XRCID_Records[index] : &oldrec->next;
1597     *rec_var = new XRCID_record;
1598     (*rec_var)->key = wxStrdup(str_id);
1599     (*rec_var)->next = NULL;
1600
1601     char *end;
1602     if (value_if_not_found != wxID_NONE)
1603         (*rec_var)->id = value_if_not_found;
1604     else
1605     {
1606         int asint = wxStrtol(str_id, &end, 10);
1607         if (*str_id && *end == 0)
1608         {
1609             // if str_id was integer, keep it verbosely:
1610             (*rec_var)->id = asint;
1611         }
1612         else
1613         {
1614             (*rec_var)->id = wxWindowBase::NewControlId();
1615         }
1616     }
1617
1618     return (*rec_var)->id;
1619 }
1620
1621 static void AddStdXRCID_Records();
1622
1623 /*static*/
1624 int wxXmlResource::DoGetXRCID(const char *str_id, int value_if_not_found)
1625 {
1626     static bool s_stdIDsAdded = false;
1627
1628     if ( !s_stdIDsAdded )
1629     {
1630         s_stdIDsAdded = true;
1631         AddStdXRCID_Records();
1632     }
1633
1634     return XRCID_Lookup(str_id, value_if_not_found);
1635 }
1636
1637
1638 static void CleanXRCID_Record(XRCID_record *rec)
1639 {
1640     if (rec)
1641     {
1642         CleanXRCID_Record(rec->next);
1643
1644         // if we had generated the value of this id automatically, release it
1645         // now that we don't need it any longer
1646         if ( wxWindow::IsAutoGeneratedId(rec->id) )
1647             wxWindow::ReleaseControlId(rec->id);
1648
1649         free(rec->key);
1650         delete rec;
1651     }
1652 }
1653
1654 static void CleanXRCID_Records()
1655 {
1656     for (int i = 0; i < XRCID_TABLE_SIZE; i++)
1657     {
1658         CleanXRCID_Record(XRCID_Records[i]);
1659         XRCID_Records[i] = NULL;
1660     }
1661 }
1662
1663 static void AddStdXRCID_Records()
1664 {
1665 #define stdID(id) XRCID_Lookup(#id, id)
1666     stdID(-1);
1667
1668     stdID(wxID_ANY);
1669     stdID(wxID_SEPARATOR);
1670
1671     stdID(wxID_OPEN);
1672     stdID(wxID_CLOSE);
1673     stdID(wxID_NEW);
1674     stdID(wxID_SAVE);
1675     stdID(wxID_SAVEAS);
1676     stdID(wxID_REVERT);
1677     stdID(wxID_EXIT);
1678     stdID(wxID_UNDO);
1679     stdID(wxID_REDO);
1680     stdID(wxID_HELP);
1681     stdID(wxID_PRINT);
1682     stdID(wxID_PRINT_SETUP);
1683     stdID(wxID_PAGE_SETUP);
1684     stdID(wxID_PREVIEW);
1685     stdID(wxID_ABOUT);
1686     stdID(wxID_HELP_CONTENTS);
1687     stdID(wxID_HELP_COMMANDS);
1688     stdID(wxID_HELP_PROCEDURES);
1689     stdID(wxID_HELP_CONTEXT);
1690     stdID(wxID_CLOSE_ALL);
1691     stdID(wxID_PREFERENCES);
1692     stdID(wxID_CUT);
1693     stdID(wxID_COPY);
1694     stdID(wxID_PASTE);
1695     stdID(wxID_CLEAR);
1696     stdID(wxID_FIND);
1697     stdID(wxID_DUPLICATE);
1698     stdID(wxID_SELECTALL);
1699     stdID(wxID_DELETE);
1700     stdID(wxID_REPLACE);
1701     stdID(wxID_REPLACE_ALL);
1702     stdID(wxID_PROPERTIES);
1703     stdID(wxID_VIEW_DETAILS);
1704     stdID(wxID_VIEW_LARGEICONS);
1705     stdID(wxID_VIEW_SMALLICONS);
1706     stdID(wxID_VIEW_LIST);
1707     stdID(wxID_VIEW_SORTDATE);
1708     stdID(wxID_VIEW_SORTNAME);
1709     stdID(wxID_VIEW_SORTSIZE);
1710     stdID(wxID_VIEW_SORTTYPE);
1711     stdID(wxID_FILE1);
1712     stdID(wxID_FILE2);
1713     stdID(wxID_FILE3);
1714     stdID(wxID_FILE4);
1715     stdID(wxID_FILE5);
1716     stdID(wxID_FILE6);
1717     stdID(wxID_FILE7);
1718     stdID(wxID_FILE8);
1719     stdID(wxID_FILE9);
1720     stdID(wxID_OK);
1721     stdID(wxID_CANCEL);
1722     stdID(wxID_APPLY);
1723     stdID(wxID_YES);
1724     stdID(wxID_NO);
1725     stdID(wxID_STATIC);
1726     stdID(wxID_FORWARD);
1727     stdID(wxID_BACKWARD);
1728     stdID(wxID_DEFAULT);
1729     stdID(wxID_MORE);
1730     stdID(wxID_SETUP);
1731     stdID(wxID_RESET);
1732     stdID(wxID_CONTEXT_HELP);
1733     stdID(wxID_YESTOALL);
1734     stdID(wxID_NOTOALL);
1735     stdID(wxID_ABORT);
1736     stdID(wxID_RETRY);
1737     stdID(wxID_IGNORE);
1738     stdID(wxID_ADD);
1739     stdID(wxID_REMOVE);
1740     stdID(wxID_UP);
1741     stdID(wxID_DOWN);
1742     stdID(wxID_HOME);
1743     stdID(wxID_REFRESH);
1744     stdID(wxID_STOP);
1745     stdID(wxID_INDEX);
1746     stdID(wxID_BOLD);
1747     stdID(wxID_ITALIC);
1748     stdID(wxID_JUSTIFY_CENTER);
1749     stdID(wxID_JUSTIFY_FILL);
1750     stdID(wxID_JUSTIFY_RIGHT);
1751     stdID(wxID_JUSTIFY_LEFT);
1752     stdID(wxID_UNDERLINE);
1753     stdID(wxID_INDENT);
1754     stdID(wxID_UNINDENT);
1755     stdID(wxID_ZOOM_100);
1756     stdID(wxID_ZOOM_FIT);
1757     stdID(wxID_ZOOM_IN);
1758     stdID(wxID_ZOOM_OUT);
1759     stdID(wxID_UNDELETE);
1760     stdID(wxID_REVERT_TO_SAVED);
1761     stdID(wxID_SYSTEM_MENU);
1762     stdID(wxID_CLOSE_FRAME);
1763     stdID(wxID_MOVE_FRAME);
1764     stdID(wxID_RESIZE_FRAME);
1765     stdID(wxID_MAXIMIZE_FRAME);
1766     stdID(wxID_ICONIZE_FRAME);
1767     stdID(wxID_RESTORE_FRAME);
1768
1769 #undef stdID
1770 }
1771
1772
1773
1774
1775
1776 // --------------- module and globals -----------------------------
1777
1778 class wxXmlResourceModule: public wxModule
1779 {
1780 DECLARE_DYNAMIC_CLASS(wxXmlResourceModule)
1781 public:
1782     wxXmlResourceModule() {}
1783     bool OnInit()
1784     {
1785         wxXmlResource::AddSubclassFactory(new wxXmlSubclassFactoryCXX);
1786         return true;
1787     }
1788     void OnExit()
1789     {
1790         delete wxXmlResource::Set(NULL);
1791         if(wxXmlResource::ms_subclassFactories)
1792         {
1793             for ( wxXmlSubclassFactories::iterator i = wxXmlResource::ms_subclassFactories->begin();
1794                   i != wxXmlResource::ms_subclassFactories->end(); ++i )
1795             {
1796                 delete *i;
1797             }
1798             wxDELETE(wxXmlResource::ms_subclassFactories);
1799         }
1800         CleanXRCID_Records();
1801     }
1802 };
1803
1804 IMPLEMENT_DYNAMIC_CLASS(wxXmlResourceModule, wxModule)
1805
1806
1807 // When wxXml is loaded dynamically after the application is already running
1808 // then the built-in module system won't pick this one up.  Add it manually.
1809 void wxXmlInitResourceModule()
1810 {
1811     wxModule* module = new wxXmlResourceModule;
1812     module->Init();
1813     wxModule::RegisterModule(module);
1814 }
1815
1816 #endif // wxUSE_XRC