src/xrc/xmlres.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        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 #ifndef __WXWINCE__
  21 #include <locale.h>
  22 #endif
  23
  24 #include "wx/dialog.h"
  25 #include "wx/panel.h"
  26 #include "wx/frame.h"
  27 #include "wx/wfstream.h"
  28 #include "wx/filesys.h"
  29 #include "wx/filename.h"
  30 #include "wx/log.h"
  31 #include "wx/intl.h"
  32 #include "wx/tokenzr.h"
  33 #include "wx/fontenum.h"
  34 #include "wx/module.h"
  35 #include "wx/bitmap.h"
  36 #include "wx/image.h"
  37 #include "wx/fontmap.h"
  38 #include "wx/artprov.h"
  39 #include "wx/settings.h"
  40
  41 #include "wx/xml/xml.h"
  42 #include "wx/xrc/xmlres.h"
  43
  44 #include "wx/arrimpl.cpp"
  45 WX_DEFINE_OBJARRAY(wxXmlResourceDataRecords)
  46
  47
  48 wxXmlResource *wxXmlResource::ms_instance = NULL;
  49
  50 /*static*/ wxXmlResource *wxXmlResource::Get()
  51 {
  52     if ( !ms_instance )
  53         ms_instance = new wxXmlResource;
  54     return ms_instance;
  55 }
  56
  57 /*static*/ wxXmlResource *wxXmlResource::Set(wxXmlResource *res)
  58 {
  59     wxXmlResource *old = ms_instance;
  60     ms_instance = res;
  61     return old;
  62 }
  63
  64 wxXmlResource::wxXmlResource(int flags)
  65 {
  66     m_flags = flags;
  67     m_version = -1;
  68 }
  69
  70 wxXmlResource::wxXmlResource(const wxString& filemask, int flags)
  71 {
  72     m_flags = flags;
  73     m_version = -1;
  74     Load(filemask);
  75 }
  76
  77 wxXmlResource::~wxXmlResource()
  78 {
  79     ClearHandlers();
  80 }
  81
  82
  83 /* static */
  84 wxString wxXmlResource::ConvertFileNameToURL(const wxString& filename)
  85 {
  86     wxString fnd(filename);
  87
  88     // NB: as Load() and Unload() accept both filenames and URLs (should
  89     //     probably be changed to filenames only, but embedded resources
  90     //     currently rely on its ability to handle URLs - FIXME) we need to
  91     //     determine whether found name is filename and not URL and this is the
  92     //     fastest/simplest way to do it
  93     if (wxFileName::FileExists(fnd))
  94     {
  95         // Make the name absolute filename, because the app may
  96         // change working directory later:
  97         wxFileName fn(fnd);
  98         if (fn.IsRelative())
  99         {
 100             fn.MakeAbsolute();
 101             fnd = fn.GetFullPath();
 102         }
 103 #if wxUSE_FILESYSTEM
 104         fnd = wxFileSystem::FileNameToURL(fnd);
 105 #endif
 106     }
 107
 108     return fnd;
 109 }
 110
 111 #if wxUSE_FILESYSTEM
 112
 113 /* static */
 114 bool wxXmlResource::IsArchive(const wxString& filename)
 115 {
 116     const wxString fnd = filename.Lower();
 117
 118     return fnd.Matches(wxT("*.zip")) || fnd.Matches(wxT("*.xrs"));
 119 }
 120
 121 #endif // wxUSE_FILESYSTEM
 122
 123 bool wxXmlResource::Load(const wxString& filemask)
 124 {
 125     wxString fnd;
 126     wxXmlResourceDataRecord *drec;
 127     bool iswild = wxIsWild(filemask);
 128     bool rt = true;
 129
 130 #if wxUSE_FILESYSTEM
 131     wxFileSystem fsys;
 132 #   define wxXmlFindFirst  fsys.FindFirst(filemask, wxFILE)
 133 #   define wxXmlFindNext   fsys.FindNext()
 134 #else
 135 #   define wxXmlFindFirst  wxFindFirstFile(filemask, wxFILE)
 136 #   define wxXmlFindNext   wxFindNextFile()
 137 #endif
 138     if (iswild)
 139         fnd = wxXmlFindFirst;
 140     else
 141         fnd = filemask;
 142     while (!fnd.empty())
 143     {
 144         fnd = ConvertFileNameToURL(fnd);
 145
 146 #if wxUSE_FILESYSTEM
 147         if ( IsArchive(fnd) )
 148         {
 149             rt = rt && Load(fnd + wxT("#zip:*.xrc"));
 150         }
 151         else // a single resource URL
 152 #endif // wxUSE_FILESYSTEM
 153         {
 154             drec = new wxXmlResourceDataRecord;
 155             drec->File = fnd;
 156             m_data.Add(drec);
 157         }
 158
 159         if (iswild)
 160             fnd = wxXmlFindNext;
 161         else
 162             fnd = wxEmptyString;
 163     }
 164 #   undef wxXmlFindFirst
 165 #   undef wxXmlFindNext
 166     return rt && UpdateResources();
 167 }
 168
 169 bool wxXmlResource::Unload(const wxString& filename)
 170 {
 171     wxASSERT_MSG( !wxIsWild(filename),
 172                     _T("wildcards not supported by wxXmlResource::Unload()") );
 173
 174     wxString fnd = ConvertFileNameToURL(filename);
 175 #if wxUSE_FILESYSTEM
 176     const bool isArchive = IsArchive(fnd);
 177     if ( isArchive )
 178         fnd += _T("#zip:");
 179 #endif // wxUSE_FILESYSTEM
 180
 181     bool unloaded = false;
 182     const size_t count = m_data.GetCount();
 183     for ( size_t i = 0; i < count; i++ )
 184     {
 185 #if wxUSE_FILESYSTEM
 186         if ( isArchive )
 187         {
 188             if ( m_data[i].File.StartsWith(fnd) )
 189                 unloaded = true;
 190             // don't break from the loop, we can have other matching files
 191         }
 192         else // a single resource URL
 193 #endif // wxUSE_FILESYSTEM
 194         {
 195             if ( m_data[i].File == fnd )
 196             {
 197                 m_data.RemoveAt(i);
 198                 unloaded = true;
 199
 200                 // no sense in continuing, there is only one file with this URL
 201                 break;
 202             }
 203         }
 204     }
 205
 206     return unloaded;
 207 }
 208
 209
 210 IMPLEMENT_ABSTRACT_CLASS(wxXmlResourceHandler, wxObject)
 211
 212 void wxXmlResource::AddHandler(wxXmlResourceHandler *handler)
 213 {
 214     m_handlers.Append(handler);
 215     handler->SetParentResource(this);
 216 }
 217
 218 void wxXmlResource::InsertHandler(wxXmlResourceHandler *handler)
 219 {
 220     m_handlers.Insert(handler);
 221     handler->SetParentResource(this);
 222 }
 223
 224
 225
 226 void wxXmlResource::ClearHandlers()
 227 {
 228     WX_CLEAR_LIST(wxList, m_handlers);
 229 }
 230
 231
 232 wxMenu *wxXmlResource::LoadMenu(const wxString& name)
 233 {
 234     return (wxMenu*)CreateResFromNode(FindResource(name, wxT("wxMenu")), NULL, NULL);
 235 }
 236
 237
 238
 239 wxMenuBar *wxXmlResource::LoadMenuBar(wxWindow *parent, const wxString& name)
 240 {
 241     return (wxMenuBar*)CreateResFromNode(FindResource(name, wxT("wxMenuBar")), parent, NULL);
 242 }
 243
 244
 245
 246 #if wxUSE_TOOLBAR
 247 wxToolBar *wxXmlResource::LoadToolBar(wxWindow *parent, const wxString& name)
 248 {
 249     return (wxToolBar*)CreateResFromNode(FindResource(name, wxT("wxToolBar")), parent, NULL);
 250 }
 251 #endif
 252
 253
 254 wxDialog *wxXmlResource::LoadDialog(wxWindow *parent, const wxString& name)
 255 {
 256     return (wxDialog*)CreateResFromNode(FindResource(name, wxT("wxDialog")), parent, NULL);
 257 }
 258
 259 bool wxXmlResource::LoadDialog(wxDialog *dlg, wxWindow *parent, const wxString& name)
 260 {
 261     return CreateResFromNode(FindResource(name, wxT("wxDialog")), parent, dlg) != NULL;
 262 }
 263
 264
 265
 266 wxPanel *wxXmlResource::LoadPanel(wxWindow *parent, const wxString& name)
 267 {
 268     return (wxPanel*)CreateResFromNode(FindResource(name, wxT("wxPanel")), parent, NULL);
 269 }
 270
 271 bool wxXmlResource::LoadPanel(wxPanel *panel, wxWindow *parent, const wxString& name)
 272 {
 273     return CreateResFromNode(FindResource(name, wxT("wxPanel")), parent, panel) != NULL;
 274 }
 275
 276 wxFrame *wxXmlResource::LoadFrame(wxWindow* parent, const wxString& name)
 277 {
 278     return (wxFrame*)CreateResFromNode(FindResource(name, wxT("wxFrame")), parent, NULL);
 279 }
 280
 281 bool wxXmlResource::LoadFrame(wxFrame* frame, wxWindow *parent, const wxString& name)
 282 {
 283     return CreateResFromNode(FindResource(name, wxT("wxFrame")), parent, frame) != NULL;
 284 }
 285
 286 wxBitmap wxXmlResource::LoadBitmap(const wxString& name)
 287 {
 288     wxBitmap *bmp = (wxBitmap*)CreateResFromNode(
 289                                FindResource(name, wxT("wxBitmap")), NULL, NULL);
 290     wxBitmap rt;
 291
 292     if (bmp) { rt = *bmp; delete bmp; }
 293     return rt;
 294 }
 295
 296 wxIcon wxXmlResource::LoadIcon(const wxString& name)
 297 {
 298     wxIcon *icon = (wxIcon*)CreateResFromNode(
 299                             FindResource(name, wxT("wxIcon")), NULL, NULL);
 300     wxIcon rt;
 301
 302     if (icon) { rt = *icon; delete icon; }
 303     return rt;
 304 }
 305
 306
 307 wxObject *wxXmlResource::LoadObject(wxWindow *parent, const wxString& name, const wxString& classname)
 308 {
 309     return CreateResFromNode(FindResource(name, classname), parent, NULL);
 310 }
 311
 312 bool wxXmlResource::LoadObject(wxObject *instance, wxWindow *parent, const wxString& name, const wxString& classname)
 313 {
 314     return CreateResFromNode(FindResource(name, classname), parent, instance) != NULL;
 315 }
 316
 317
 318 bool wxXmlResource::AttachUnknownControl(const wxString& name,
 319                                          wxWindow *control, wxWindow *parent)
 320 {
 321     if (parent == NULL)
 322         parent = control->GetParent();
 323     wxWindow *container = parent->FindWindow(name + wxT("_container"));
 324     if (!container)
 325     {
 326         wxLogError(_("Cannot find container for unknown control '%s'."), name.c_str());
 327         return false;
 328     }
 329     return control->Reparent(container);
 330 }
 331
 332
 333 static void ProcessPlatformProperty(wxXmlNode *node)
 334 {
 335     wxString s;
 336     bool isok;
 337
 338     wxXmlNode *c = node->GetChildren();
 339     while (c)
 340     {
 341         isok = false;
 342         if (!c->GetPropVal(wxT("platform"), &s))
 343             isok = true;
 344         else
 345         {
 346             wxStringTokenizer tkn(s, wxT(" |"));
 347
 348             while (tkn.HasMoreTokens())
 349             {
 350                 s = tkn.GetNextToken();
 351 #ifdef __WINDOWS__
 352                 if (s == wxT("win")) isok = true;
 353 #endif
 354 #if defined(__MAC__) || defined(__APPLE__)
 355                 if (s == wxT("mac")) isok = true;
 356 #elif defined(__UNIX__)
 357                 if (s == wxT("unix")) isok = true;
 358 #endif
 359 #ifdef __OS2__
 360                 if (s == wxT("os2")) isok = true;
 361 #endif
 362
 363                 if (isok)
 364                     break;
 365             }
 366         }
 367
 368         if (isok)
 369         {
 370             ProcessPlatformProperty(c);
 371             c = c->GetNext();
 372         }
 373         else
 374         {
 375             wxXmlNode *c2 = c->GetNext();
 376             node->RemoveChild(c);
 377             delete c;
 378             c = c2;
 379         }
 380     }
 381 }
 382
 383
 384
 385 bool wxXmlResource::UpdateResources()
 386 {
 387     bool rt = true;
 388     bool modif;
 389 #   if wxUSE_FILESYSTEM
 390     wxFSFile *file = NULL;
 391     wxUnusedVar(file);
 392     wxFileSystem fsys;
 393 #   endif
 394
 395     wxString encoding(wxT("UTF-8"));
 396 #if !wxUSE_UNICODE && wxUSE_INTL
 397     if ( (GetFlags() & wxXRC_USE_LOCALE) == 0 )
 398     {
 399         // In case we are not using wxLocale to translate strings, convert the
 400         // strings GUI's charset. This must not be done when wxXRC_USE_LOCALE
 401         // is on, because it could break wxGetTranslation lookup.
 402         encoding = wxLocale::GetSystemEncodingName();
 403     }
 404 #endif
 405
 406     for (size_t i = 0; i < m_data.GetCount(); i++)
 407     {
 408         modif = (m_data[i].Doc == NULL);
 409
 410         if (!modif && !(m_flags & wxXRC_NO_RELOADING))
 411         {
 412 #           if wxUSE_FILESYSTEM
 413             file = fsys.OpenFile(m_data[i].File);
 414 #           if wxUSE_DATETIME
 415             modif = file && file->GetModificationTime() > m_data[i].Time;
 416 #           else // wxUSE_DATETIME
 417             modif = true;
 418 #           endif // wxUSE_DATETIME
 419             if (!file)
 420             {
 421                 wxLogError(_("Cannot open file '%s'."), m_data[i].File.c_str());
 422                 rt = false;
 423             }
 424             wxDELETE(file);
 425             wxUnusedVar(file);
 426 #           else // wxUSE_FILESYSTEM
 427 #           if wxUSE_DATETIME
 428             modif = wxDateTime(wxFileModificationTime(m_data[i].File)) > m_data[i].Time;
 429 #           else // wxUSE_DATETIME
 430             modif = true;
 431 #           endif // wxUSE_DATETIME
 432 #           endif // wxUSE_FILESYSTEM
 433         }
 434
 435         if (modif)
 436         {
 437             wxLogTrace(_T("xrc"),
 438                        _T("opening file '%s'"), m_data[i].File.c_str());
 439
 440             wxInputStream *stream = NULL;
 441
 442 #           if wxUSE_FILESYSTEM
 443             file = fsys.OpenFile(m_data[i].File);
 444             if (file)
 445                 stream = file->GetStream();
 446 #           else
 447             stream = new wxFileInputStream(m_data[i].File);
 448 #           endif
 449
 450             if (stream)
 451             {
 452                 delete m_data[i].Doc;
 453                 m_data[i].Doc = new wxXmlDocument;
 454             }
 455             if (!stream || !m_data[i].Doc->Load(*stream, encoding))
 456             {
 457                 wxLogError(_("Cannot load resources from file '%s'."),
 458                            m_data[i].File.c_str());
 459                 wxDELETE(m_data[i].Doc);
 460                 rt = false;
 461             }
 462             else if (m_data[i].Doc->GetRoot()->GetName() != wxT("resource"))
 463             {
 464                 wxLogError(_("Invalid XRC resource '%s': doesn't have root node 'resource'."), m_data[i].File.c_str());
 465                 wxDELETE(m_data[i].Doc);
 466                 rt = false;
 467             }
 468             else
 469             {
 470                 long version;
 471                 int v1, v2, v3, v4;
 472                 wxString verstr = m_data[i].Doc->GetRoot()->GetPropVal(
 473                                       wxT("version"), wxT("0.0.0.0"));
 474                 if (wxSscanf(verstr.c_str(), wxT("%i.%i.%i.%i"),
 475                     &v1, &v2, &v3, &v4) == 4)
 476                     version = v1*256*256*256+v2*256*256+v3*256+v4;
 477                 else
 478                     version = 0;
 479                 if (m_version == -1)
 480                     m_version = version;
 481                 if (m_version != version)
 482                 {
 483                     wxLogError(_("Resource files must have same version number!"));
 484                     rt = false;
 485                 }
 486
 487                 ProcessPlatformProperty(m_data[i].Doc->GetRoot());
 488 #if wxUSE_DATETIME
 489 #if wxUSE_FILESYSTEM
 490                 m_data[i].Time = file->GetModificationTime();
 491 #else // wxUSE_FILESYSTEM
 492                 m_data[i].Time = wxDateTime(wxFileModificationTime(m_data[i].File));
 493 #endif // wxUSE_FILESYSTEM
 494 #endif // wxUSE_DATETIME
 495             }
 496
 497 #           if wxUSE_FILESYSTEM
 498                 wxDELETE(file);
 499                 wxUnusedVar(file);
 500 #           else
 501                 wxDELETE(stream);
 502 #           endif
 503         }
 504     }
 505
 506     return rt;
 507 }
 508
 509
 510 wxXmlNode *wxXmlResource::DoFindResource(wxXmlNode *parent,
 511                                          const wxString& name,
 512                                          const wxString& classname,
 513                                          bool recursive)
 514 {
 515     wxString dummy;
 516     wxXmlNode *node;
 517
 518     // first search for match at the top-level nodes (as this is
 519     // where the resource is most commonly looked for):
 520     for (node = parent->GetChildren(); node; node = node->GetNext())
 521     {
 522         if ( node->GetType() == wxXML_ELEMENT_NODE &&
 523                  (node->GetName() == wxT("object") ||
 524                   node->GetName() == wxT("object_ref")) &&
 525              node->GetPropVal(wxT("name"), &dummy) && dummy == name )
 526         {
 527             wxString cls(node->GetPropVal(wxT("class"), wxEmptyString));
 528             if (!classname || cls == classname)
 529                 return node;
 530             // object_ref may not have 'class' property:
 531             if (cls.empty() && node->GetName() == wxT("object_ref"))
 532             {
 533                 wxString refName = node->GetPropVal(wxT("ref"), wxEmptyString);
 534                 if (refName.empty())
 535                     continue;
 536                 wxXmlNode* refNode = FindResource(refName, wxEmptyString, true);
 537                 if (refNode &&
 538                     refNode->GetPropVal(wxT("class"), wxEmptyString) == classname)
 539                 {
 540                     return node;
 541                 }
 542             }
 543         }
 544     }
 545
 546     if ( recursive )
 547         for (node = parent->GetChildren(); node; node = node->GetNext())
 548         {
 549             if ( node->GetType() == wxXML_ELEMENT_NODE &&
 550                  (node->GetName() == wxT("object") ||
 551                   node->GetName() == wxT("object_ref")) )
 552             {
 553                 wxXmlNode* found = DoFindResource(node, name, classname, true);
 554                 if ( found )
 555                     return found;
 556             }
 557         }
 558
 559    return NULL;
 560 }
 561
 562 wxXmlNode *wxXmlResource::FindResource(const wxString& name,
 563                                        const wxString& classname,
 564                                        bool recursive)
 565 {
 566     UpdateResources(); //ensure everything is up-to-date
 567
 568     wxString dummy;
 569     for (size_t f = 0; f < m_data.GetCount(); f++)
 570     {
 571         if ( m_data[f].Doc == NULL || m_data[f].Doc->GetRoot() == NULL )
 572             continue;
 573
 574         wxXmlNode* found = DoFindResource(m_data[f].Doc->GetRoot(),
 575                                           name, classname, recursive);
 576         if ( found )
 577         {
 578 #if wxUSE_FILESYSTEM
 579             m_curFileSystem.ChangePathTo(m_data[f].File);
 580 #endif
 581             return found;
 582         }
 583     }
 584
 585     wxLogError(_("XRC resource '%s' (class '%s') not found!"),
 586                name.c_str(), classname.c_str());
 587     return NULL;
 588 }
 589
 590 static void MergeNodes(wxXmlNode& dest, wxXmlNode& with)
 591 {
 592     // Merge properties:
 593     for (wxXmlProperty *prop = with.GetProperties(); prop; prop = prop->GetNext())
 594     {
 595         wxXmlProperty *dprop;
 596         for (dprop = dest.GetProperties(); dprop; dprop = dprop->GetNext())
 597         {
 598
 599             if ( dprop->GetName() == prop->GetName() )
 600             {
 601                 dprop->SetValue(prop->GetValue());
 602                 break;
 603             }
 604         }
 605
 606         if ( !dprop )
 607             dest.AddProperty(prop->GetName(), prop->GetValue());
 608    }
 609
 610     // Merge child nodes:
 611     for (wxXmlNode* node = with.GetChildren(); node; node = node->GetNext())
 612     {
 613         wxString name = node->GetPropVal(wxT("name"), wxEmptyString);
 614         wxXmlNode *dnode;
 615
 616         for (dnode = dest.GetChildren(); dnode; dnode = dnode->GetNext() )
 617         {
 618             if ( dnode->GetName() == node->GetName() &&
 619                  dnode->GetPropVal(wxT("name"), wxEmptyString) == name &&
 620                  dnode->GetType() == node->GetType() )
 621             {
 622                 MergeNodes(*dnode, *node);
 623                 break;
 624             }
 625         }
 626
 627         if ( !dnode )
 628         {
 629             static const wxChar *AT_END = wxT("end");
 630             wxString insert_pos = node->GetPropVal(wxT("insert_at"), AT_END);
 631             if ( insert_pos == AT_END )
 632             {
 633                 dest.AddChild(new wxXmlNode(*node));
 634             }
 635             else if ( insert_pos == wxT("begin") )
 636             {
 637                 dest.InsertChild(new wxXmlNode(*node), dest.GetChildren());
 638             }
 639         }
 640     }
 641
 642     if ( dest.GetType() == wxXML_TEXT_NODE && with.GetContent().Length() )
 643          dest.SetContent(with.GetContent());
 644 }
 645
 646 wxObject *wxXmlResource::CreateResFromNode(wxXmlNode *node, wxObject *parent,
 647                                            wxObject *instance,
 648                                            wxXmlResourceHandler *handlerToUse)
 649 {
 650     if (node == NULL) return NULL;
 651
 652     // handling of referenced resource
 653     if ( node->GetName() == wxT("object_ref") )
 654     {
 655         wxString refName = node->GetPropVal(wxT("ref"), wxEmptyString);
 656         wxXmlNode* refNode = FindResource(refName, wxEmptyString, true);
 657
 658         if ( !refNode )
 659         {
 660             wxLogError(_("Referenced object node with ref=\"%s\" not found!"),
 661                        refName.c_str());
 662             return NULL;
 663         }
 664
 665         wxXmlNode copy(*refNode);
 666         MergeNodes(copy, *node);
 667
 668         return CreateResFromNode(&copy, parent, instance);
 669     }
 670
 671     wxXmlResourceHandler *handler;
 672
 673     if (handlerToUse)
 674     {
 675         if (handlerToUse->CanHandle(node))
 676         {
 677             return handlerToUse->CreateResource(node, parent, instance);
 678         }
 679     }
 680     else if (node->GetName() == wxT("object"))
 681     {
 682         wxList::compatibility_iterator ND = m_handlers.GetFirst();
 683         while (ND)
 684         {
 685             handler = (wxXmlResourceHandler*)ND->GetData();
 686             if (handler->CanHandle(node))
 687             {
 688                 return handler->CreateResource(node, parent, instance);
 689             }
 690             ND = ND->GetNext();
 691         }
 692     }
 693
 694     wxLogError(_("No handler found for XML node '%s', class '%s'!"),
 695                node->GetName().c_str(),
 696                node->GetPropVal(wxT("class"), wxEmptyString).c_str());
 697     return NULL;
 698 }
 699
 700
 701 #include "wx/listimpl.cpp"
 702 WX_DECLARE_LIST(wxXmlSubclassFactory, wxXmlSubclassFactoriesList);
 703 WX_DEFINE_LIST(wxXmlSubclassFactoriesList)
 704
 705 wxXmlSubclassFactoriesList *wxXmlResource::ms_subclassFactories = NULL;
 706
 707 /*static*/ void wxXmlResource::AddSubclassFactory(wxXmlSubclassFactory *factory)
 708 {
 709     if (!ms_subclassFactories)
 710     {
 711         ms_subclassFactories = new wxXmlSubclassFactoriesList;
 712     }
 713     ms_subclassFactories->Append(factory);
 714 }
 715
 716 class wxXmlSubclassFactoryCXX : public wxXmlSubclassFactory
 717 {
 718 public:
 719     ~wxXmlSubclassFactoryCXX() {}
 720
 721     wxObject *Create(const wxString& className)
 722     {
 723         wxClassInfo* classInfo = wxClassInfo::FindClass(className);
 724
 725         if (classInfo)
 726             return classInfo->CreateObject();
 727         else
 728             return NULL;
 729     }
 730 };
 731
 732
 733
 734
 735 wxXmlResourceHandler::wxXmlResourceHandler()
 736         : m_node(NULL), m_parent(NULL), m_instance(NULL),
 737           m_parentAsWindow(NULL)
 738 {}
 739
 740
 741
 742 wxObject *wxXmlResourceHandler::CreateResource(wxXmlNode *node, wxObject *parent, wxObject *instance)
 743 {
 744     wxXmlNode *myNode = m_node;
 745     wxString myClass = m_class;
 746     wxObject *myParent = m_parent, *myInstance = m_instance;
 747     wxWindow *myParentAW = m_parentAsWindow;
 748
 749     m_instance = instance;
 750     if (!m_instance && node->HasProp(wxT("subclass")) &&
 751         !(m_resource->GetFlags() & wxXRC_NO_SUBCLASSING))
 752     {
 753         wxString subclass = node->GetPropVal(wxT("subclass"), wxEmptyString);
 754         if (!subclass.empty())
 755         {
 756             for (wxXmlSubclassFactoriesList::compatibility_iterator i = wxXmlResource::ms_subclassFactories->GetFirst();
 757                  i; i = i->GetNext())
 758             {
 759                 m_instance = i->GetData()->Create(subclass);
 760                 if (m_instance)
 761                     break;
 762             }
 763
 764             if (!m_instance)
 765             {
 766                 wxString name = node->GetPropVal(wxT("name"), wxEmptyString);
 767                 wxLogError(_("Subclass '%s' not found for resource '%s', not subclassing!"),
 768                            subclass.c_str(), name.c_str());
 769             }
 770         }
 771     }
 772
 773     m_node = node;
 774     m_class = node->GetPropVal(wxT("class"), wxEmptyString);
 775     m_parent = parent;
 776     m_parentAsWindow = wxDynamicCast(m_parent, wxWindow);
 777
 778     wxObject *returned = DoCreateResource();
 779
 780     m_node = myNode;
 781     m_class = myClass;
 782     m_parent = myParent; m_parentAsWindow = myParentAW;
 783     m_instance = myInstance;
 784
 785     return returned;
 786 }
 787
 788
 789 void wxXmlResourceHandler::AddStyle(const wxString& name, int value)
 790 {
 791     m_styleNames.Add(name);
 792     m_styleValues.Add(value);
 793 }
 794
 795
 796
 797 void wxXmlResourceHandler::AddWindowStyles()
 798 {
 799     XRC_ADD_STYLE(wxCLIP_CHILDREN);
 800
 801     // the border styles all have the old and new names, recognize both for now
 802     XRC_ADD_STYLE(wxSIMPLE_BORDER); XRC_ADD_STYLE(wxBORDER_SIMPLE);
 803     XRC_ADD_STYLE(wxSUNKEN_BORDER); XRC_ADD_STYLE(wxBORDER_SUNKEN);
 804     XRC_ADD_STYLE(wxDOUBLE_BORDER); XRC_ADD_STYLE(wxBORDER_DOUBLE);
 805     XRC_ADD_STYLE(wxRAISED_BORDER); XRC_ADD_STYLE(wxBORDER_RAISED);
 806     XRC_ADD_STYLE(wxSTATIC_BORDER); XRC_ADD_STYLE(wxBORDER_STATIC);
 807     XRC_ADD_STYLE(wxNO_BORDER);     XRC_ADD_STYLE(wxBORDER_NONE);
 808
 809     XRC_ADD_STYLE(wxTRANSPARENT_WINDOW);
 810     XRC_ADD_STYLE(wxWANTS_CHARS);
 811     XRC_ADD_STYLE(wxTAB_TRAVERSAL);
 812     XRC_ADD_STYLE(wxNO_FULL_REPAINT_ON_RESIZE);
 813     XRC_ADD_STYLE(wxFULL_REPAINT_ON_RESIZE);
 814     XRC_ADD_STYLE(wxALWAYS_SHOW_SB);
 815     XRC_ADD_STYLE(wxWS_EX_BLOCK_EVENTS);
 816     XRC_ADD_STYLE(wxWS_EX_VALIDATE_RECURSIVELY);
 817 }
 818
 819
 820
 821 bool wxXmlResourceHandler::HasParam(const wxString& param)
 822 {
 823     return (GetParamNode(param) != NULL);
 824 }
 825
 826
 827 int wxXmlResourceHandler::GetStyle(const wxString& param, int defaults)
 828 {
 829     wxString s = GetParamValue(param);
 830
 831     if (!s) return defaults;
 832
 833     wxStringTokenizer tkn(s, wxT("| \t\n"), wxTOKEN_STRTOK);
 834     int style = 0;
 835     int index;
 836     wxString fl;
 837     while (tkn.HasMoreTokens())
 838     {
 839         fl = tkn.GetNextToken();
 840         index = m_styleNames.Index(fl);
 841         if (index != wxNOT_FOUND)
 842             style |= m_styleValues[index];
 843         else
 844             wxLogError(_("Unknown style flag ") + fl);
 845     }
 846     return style;
 847 }
 848
 849
 850
 851 wxString wxXmlResourceHandler::GetText(const wxString& param, bool translate)
 852 {
 853     wxXmlNode *parNode = GetParamNode(param);
 854     wxString str1(GetNodeContent(parNode));
 855     wxString str2;
 856     const wxChar *dt;
 857     wxChar amp_char;
 858
 859     // VS: First version of XRC resources used $ instead of & (which is
 860     //     illegal in XML), but later I realized that '_' fits this purpose
 861     //     much better (because &File means "File with F underlined").
 862     if (m_resource->CompareVersion(2,3,0,1) < 0)
 863         amp_char = wxT('$');
 864     else
 865         amp_char = wxT('_');
 866
 867     for (dt = str1.c_str(); *dt; dt++)
 868     {
 869         // Remap amp_char to &, map double amp_char to amp_char (for things
 870         // like "&File..." -- this is illegal in XML, so we use "_File..."):
 871         if (*dt == amp_char)
 872         {
 873             if ( *(++dt) == amp_char )
 874                 str2 << amp_char;
 875             else
 876                 str2 << wxT('&') << *dt;
 877         }
 878         // Remap \n to CR, \r to LF, \t to TAB, \\ to \:
 879         else if (*dt == wxT('\\'))
 880             switch (*(++dt))
 881             {
 882                 case wxT('n'):
 883                     str2 << wxT('\n');
 884                     break;
 885
 886                 case wxT('t'):
 887                     str2 << wxT('\t');
 888                     break;
 889
 890                 case wxT('r'):
 891                     str2 << wxT('\r');
 892                     break;
 893
 894                 case wxT('\\') :
 895                     // "\\" wasn't translated to "\" prior to 2.5.3.0:
 896                     if (m_resource->CompareVersion(2,5,3,0) >= 0)
 897                     {
 898                         str2 << wxT('\\');
 899                         break;
 900                     }
 901                     // else fall-through to default: branch below
 902
 903                 default:
 904                     str2 << wxT('\\') << *dt;
 905                     break;
 906             }
 907         else str2 << *dt;
 908     }
 909
 910     if (m_resource->GetFlags() & wxXRC_USE_LOCALE)
 911     {
 912         if (translate && parNode &&
 913             parNode->GetPropVal(wxT("translate"), wxEmptyString) != wxT("0"))
 914         {
 915             return wxGetTranslation(str2);
 916         }
 917         else
 918         {
 919 #if wxUSE_UNICODE
 920             return str2;
 921 #else
 922             // The string is internally stored as UTF-8, we have to convert
 923             // it into system's default encoding so that it can be displayed:
 924             return wxString(str2.mb_str(wxConvUTF8), wxConvLocal);
 925 #endif
 926         }
 927     }
 928
 929     // If wxXRC_USE_LOCALE is not set, then the string is already in
 930     // system's default encoding in ANSI build, so we don't have to
 931     // do anything special here.
 932     return str2;
 933 }
 934
 935
 936
 937 long wxXmlResourceHandler::GetLong(const wxString& param, long defaultv)
 938 {
 939     long value;
 940     wxString str1 = GetParamValue(param);
 941
 942     if (!str1.ToLong(&value))
 943         value = defaultv;
 944
 945     return value;
 946 }
 947
 948 float wxXmlResourceHandler::GetFloat(const wxString& param, float defaultv)
 949 {
 950     double value;
 951     wxString str1 = GetParamValue(param);
 952
 953 #ifndef __WXWINCE__
 954     const char *prevlocale = setlocale(LC_NUMERIC, "C");
 955 #endif
 956
 957     if (!str1.ToDouble(&value))
 958         value = defaultv;
 959
 960 #ifndef __WXWINCE__
 961     setlocale(LC_NUMERIC, prevlocale);
 962 #endif
 963
 964     return wx_truncate_cast(float, value);
 965 }
 966
 967
 968 int wxXmlResourceHandler::GetID()
 969 {
 970     return wxXmlResource::GetXRCID(GetName());
 971 }
 972
 973
 974
 975 wxString wxXmlResourceHandler::GetName()
 976 {
 977     return m_node->GetPropVal(wxT("name"), wxT("-1"));
 978 }
 979
 980
 981
 982 bool wxXmlResourceHandler::GetBool(const wxString& param, bool defaultv)
 983 {
 984     wxString v = GetParamValue(param);
 985     v.MakeLower();
 986     if (!v) return defaultv;
 987
 988     return (v == wxT("1"));
 989 }
 990
 991
 992 static wxColour GetSystemColour(const wxString& name)
 993 {
 994     if (!name.empty())
 995     {
 996         #define SYSCLR(clr) \
 997             if (name == _T(#clr)) return wxSystemSettings::GetColour(clr);
 998         SYSCLR(wxSYS_COLOUR_SCROLLBAR)
 999         SYSCLR(wxSYS_COLOUR_BACKGROUND)
1000         SYSCLR(wxSYS_COLOUR_DESKTOP)
1001         SYSCLR(wxSYS_COLOUR_ACTIVECAPTION)
1002         SYSCLR(wxSYS_COLOUR_INACTIVECAPTION)
1003         SYSCLR(wxSYS_COLOUR_MENU)
1004         SYSCLR(wxSYS_COLOUR_WINDOW)
1005         SYSCLR(wxSYS_COLOUR_WINDOWFRAME)
1006         SYSCLR(wxSYS_COLOUR_MENUTEXT)
1007         SYSCLR(wxSYS_COLOUR_WINDOWTEXT)
1008         SYSCLR(wxSYS_COLOUR_CAPTIONTEXT)
1009         SYSCLR(wxSYS_COLOUR_ACTIVEBORDER)
1010         SYSCLR(wxSYS_COLOUR_INACTIVEBORDER)
1011         SYSCLR(wxSYS_COLOUR_APPWORKSPACE)
1012         SYSCLR(wxSYS_COLOUR_HIGHLIGHT)
1013         SYSCLR(wxSYS_COLOUR_HIGHLIGHTTEXT)
1014         SYSCLR(wxSYS_COLOUR_BTNFACE)
1015         SYSCLR(wxSYS_COLOUR_3DFACE)
1016         SYSCLR(wxSYS_COLOUR_BTNSHADOW)
1017         SYSCLR(wxSYS_COLOUR_3DSHADOW)
1018         SYSCLR(wxSYS_COLOUR_GRAYTEXT)
1019         SYSCLR(wxSYS_COLOUR_BTNTEXT)
1020         SYSCLR(wxSYS_COLOUR_INACTIVECAPTIONTEXT)
1021         SYSCLR(wxSYS_COLOUR_BTNHIGHLIGHT)
1022         SYSCLR(wxSYS_COLOUR_BTNHILIGHT)
1023         SYSCLR(wxSYS_COLOUR_3DHIGHLIGHT)
1024         SYSCLR(wxSYS_COLOUR_3DHILIGHT)
1025         SYSCLR(wxSYS_COLOUR_3DDKSHADOW)
1026         SYSCLR(wxSYS_COLOUR_3DLIGHT)
1027         SYSCLR(wxSYS_COLOUR_INFOTEXT)
1028         SYSCLR(wxSYS_COLOUR_INFOBK)
1029         SYSCLR(wxSYS_COLOUR_LISTBOX)
1030         SYSCLR(wxSYS_COLOUR_HOTLIGHT)
1031         SYSCLR(wxSYS_COLOUR_GRADIENTACTIVECAPTION)
1032         SYSCLR(wxSYS_COLOUR_GRADIENTINACTIVECAPTION)
1033         SYSCLR(wxSYS_COLOUR_MENUHILIGHT)
1034         SYSCLR(wxSYS_COLOUR_MENUBAR)
1035         #undef SYSCLR
1036     }
1037
1038     return wxNullColour;
1039 }
1040
1041 wxColour wxXmlResourceHandler::GetColour(const wxString& param)
1042 {
1043     wxString v = GetParamValue(param);
1044
1045     // find colour using HTML syntax (#RRGGBB)
1046     unsigned long tmp = 0;
1047
1048     if (v.Length() != 7 || v[0u] != wxT('#') ||
1049         wxSscanf(v.c_str(), wxT("#%lX"), &tmp) != 1)
1050     {
1051         // the colour doesn't use #RRGGBB format, check if it is symbolic
1052         // colour name:
1053         wxColour clr = GetSystemColour(v);
1054         if (clr.Ok())
1055             return clr;
1056
1057         wxLogError(_("XRC resource: Incorrect colour specification '%s' for property '%s'."),
1058                    v.c_str(), param.c_str());
1059         return wxNullColour;
1060     }
1061
1062     return wxColour((unsigned char) ((tmp & 0xFF0000) >> 16) ,
1063                     (unsigned char) ((tmp & 0x00FF00) >> 8),
1064                     (unsigned char) ((tmp & 0x0000FF)));
1065 }
1066
1067
1068
1069 wxBitmap wxXmlResourceHandler::GetBitmap(const wxString& param,
1070                                          const wxArtClient& defaultArtClient,
1071                                          wxSize size)
1072 {
1073     /* If the bitmap is specified as stock item, query wxArtProvider for it: */
1074     wxXmlNode *bmpNode = GetParamNode(param);
1075     if ( bmpNode )
1076     {
1077         wxString sid = bmpNode->GetPropVal(wxT("stock_id"), wxEmptyString);
1078         if ( !sid.empty() )
1079         {
1080             wxString scl = bmpNode->GetPropVal(wxT("stock_client"), wxEmptyString);
1081             if (scl.empty())
1082                 scl = defaultArtClient;
1083             else
1084                 scl = wxART_MAKE_CLIENT_ID_FROM_STR(scl);
1085
1086             wxBitmap stockArt =
1087                 wxArtProvider::GetBitmap(wxART_MAKE_ART_ID_FROM_STR(sid),
1088                                          scl, size);
1089             if ( stockArt.Ok() )
1090                 return stockArt;
1091         }
1092     }
1093
1094     /* ...or load the bitmap from file: */
1095     wxString name = GetParamValue(param);
1096     if (name.empty()) return wxNullBitmap;
1097 #if wxUSE_FILESYSTEM
1098     wxFSFile *fsfile = GetCurFileSystem().OpenFile(name);
1099     if (fsfile == NULL)
1100     {
1101         wxLogError(_("XRC resource: Cannot create bitmap from '%s'."),
1102                    name.c_str());
1103         return wxNullBitmap;
1104     }
1105     wxImage img(*(fsfile->GetStream()));
1106     delete fsfile;
1107 #else
1108     wxImage img(name);
1109 #endif
1110
1111     if (!img.Ok())
1112     {
1113         wxLogError(_("XRC resource: Cannot create bitmap from '%s'."),
1114                    name.c_str());
1115         return wxNullBitmap;
1116     }
1117     if (!(size == wxDefaultSize)) img.Rescale(size.x, size.y);
1118     return wxBitmap(img);
1119 }
1120
1121
1122
1123 wxIcon wxXmlResourceHandler::GetIcon(const wxString& param,
1124                                      const wxArtClient& defaultArtClient,
1125                                      wxSize size)
1126 {
1127     wxIcon icon;
1128     icon.CopyFromBitmap(GetBitmap(param, defaultArtClient, size));
1129     return icon;
1130 }
1131
1132
1133
1134 wxXmlNode *wxXmlResourceHandler::GetParamNode(const wxString& param)
1135 {
1136     wxCHECK_MSG(m_node, NULL, wxT("You can't access handler data before it was initialized!"));
1137
1138     wxXmlNode *n = m_node->GetChildren();
1139
1140     while (n)
1141     {
1142         if (n->GetType() == wxXML_ELEMENT_NODE && n->GetName() == param)
1143             return n;
1144         n = n->GetNext();
1145     }
1146     return NULL;
1147 }
1148
1149
1150 wxString wxXmlResourceHandler::GetNodeContent(wxXmlNode *node)
1151 {
1152     wxXmlNode *n = node;
1153     if (n == NULL) return wxEmptyString;
1154     n = n->GetChildren();
1155
1156     while (n)
1157     {
1158         if (n->GetType() == wxXML_TEXT_NODE ||
1159             n->GetType() == wxXML_CDATA_SECTION_NODE)
1160             return n->GetContent();
1161         n = n->GetNext();
1162     }
1163     return wxEmptyString;
1164 }
1165
1166
1167
1168 wxString wxXmlResourceHandler::GetParamValue(const wxString& param)
1169 {
1170     if (param.empty())
1171         return GetNodeContent(m_node);
1172     else
1173         return GetNodeContent(GetParamNode(param));
1174 }
1175
1176
1177
1178 wxSize wxXmlResourceHandler::GetSize(const wxString& param,
1179                                      wxWindow *windowToUse)
1180 {
1181     wxString s = GetParamValue(param);
1182     if (s.empty()) s = wxT("-1,-1");
1183     bool is_dlg;
1184     long sx, sy = 0;
1185
1186     is_dlg = s[s.Length()-1] == wxT('d');
1187     if (is_dlg) s.RemoveLast();
1188
1189     if (!s.BeforeFirst(wxT(',')).ToLong(&sx) ||
1190         !s.AfterLast(wxT(',')).ToLong(&sy))
1191     {
1192         wxLogError(_("Cannot parse coordinates from '%s'."), s.c_str());
1193         return wxDefaultSize;
1194     }
1195
1196     if (is_dlg)
1197     {
1198         if (windowToUse)
1199         {
1200             return wxDLG_UNIT(windowToUse, wxSize(sx, sy));
1201         }
1202         else if (m_parentAsWindow)
1203         {
1204             return wxDLG_UNIT(m_parentAsWindow, wxSize(sx, sy));
1205         }
1206         else
1207         {
1208             wxLogError(_("Cannot convert dialog units: dialog unknown."));
1209             return wxDefaultSize;
1210         }
1211     }
1212
1213     return wxSize(sx, sy);
1214 }
1215
1216
1217
1218 wxPoint wxXmlResourceHandler::GetPosition(const wxString& param)
1219 {
1220     wxSize sz = GetSize(param);
1221     return wxPoint(sz.x, sz.y);
1222 }
1223
1224
1225
1226 wxCoord wxXmlResourceHandler::GetDimension(const wxString& param,
1227                                            wxCoord defaultv,
1228                                            wxWindow *windowToUse)
1229 {
1230     wxString s = GetParamValue(param);
1231     if (s.empty()) return defaultv;
1232     bool is_dlg;
1233     long sx;
1234
1235     is_dlg = s[s.Length()-1] == wxT('d');
1236     if (is_dlg) s.RemoveLast();
1237
1238     if (!s.ToLong(&sx))
1239     {
1240         wxLogError(_("Cannot parse dimension from '%s'."), s.c_str());
1241         return defaultv;
1242     }
1243
1244     if (is_dlg)
1245     {
1246         if (windowToUse)
1247         {
1248             return wxDLG_UNIT(windowToUse, wxSize(sx, 0)).x;
1249         }
1250         else if (m_parentAsWindow)
1251         {
1252             return wxDLG_UNIT(m_parentAsWindow, wxSize(sx, 0)).x;
1253         }
1254         else
1255         {
1256             wxLogError(_("Cannot convert dialog units: dialog unknown."));
1257             return defaultv;
1258         }
1259     }
1260
1261     return sx;
1262 }
1263
1264
1265 // Get system font index using indexname
1266 static wxFont GetSystemFont(const wxString& name)
1267 {
1268     if (!name.empty())
1269     {
1270         #define SYSFNT(fnt) \
1271             if (name == _T(#fnt)) return wxSystemSettings::GetFont(fnt);
1272         SYSFNT(wxSYS_OEM_FIXED_FONT)
1273         SYSFNT(wxSYS_ANSI_FIXED_FONT)
1274         SYSFNT(wxSYS_ANSI_VAR_FONT)
1275         SYSFNT(wxSYS_SYSTEM_FONT)
1276         SYSFNT(wxSYS_DEVICE_DEFAULT_FONT)
1277         SYSFNT(wxSYS_DEFAULT_PALETTE)
1278         SYSFNT(wxSYS_SYSTEM_FIXED_FONT)
1279         SYSFNT(wxSYS_DEFAULT_GUI_FONT)
1280         #undef SYSFNT
1281     }
1282
1283     return wxNullFont;
1284 }
1285
1286 wxFont wxXmlResourceHandler::GetFont(const wxString& param)
1287 {
1288     wxXmlNode *font_node = GetParamNode(param);
1289     if (font_node == NULL)
1290     {
1291         wxLogError(_("Cannot find font node '%s'."), param.c_str());
1292         return wxNullFont;
1293     }
1294
1295     wxXmlNode *oldnode = m_node;
1296     m_node = font_node;
1297
1298     // font attributes:
1299
1300     // size
1301     int isize = -1;
1302     bool hasSize = HasParam(wxT("size"));
1303     if (hasSize)
1304         isize = GetLong(wxT("size"), -1);
1305
1306     // style
1307     int istyle = wxNORMAL;
1308     bool hasStyle = HasParam(wxT("style"));
1309     if (hasStyle)
1310     {
1311         wxString style = GetParamValue(wxT("style"));
1312         if (style == wxT("italic"))
1313             istyle = wxITALIC;
1314         else if (style == wxT("slant"))
1315             istyle = wxSLANT;
1316     }
1317
1318     // weight
1319     int iweight = wxNORMAL;
1320     bool hasWeight = HasParam(wxT("weight"));
1321     if (hasWeight)
1322     {
1323         wxString weight = GetParamValue(wxT("weight"));
1324         if (weight == wxT("bold"))
1325             iweight = wxBOLD;
1326         else if (weight == wxT("light"))
1327             iweight = wxLIGHT;
1328     }
1329
1330     // underline
1331     bool hasUnderlined = HasParam(wxT("underlined"));
1332     bool underlined = hasUnderlined ? GetBool(wxT("underlined"), false) : false;
1333
1334     // family and facename
1335     int ifamily = wxDEFAULT;
1336     bool hasFamily = HasParam(wxT("family"));
1337     if (hasFamily)
1338     {
1339         wxString family = GetParamValue(wxT("family"));
1340              if (family == wxT("decorative")) ifamily = wxDECORATIVE;
1341         else if (family == wxT("roman")) ifamily = wxROMAN;
1342         else if (family == wxT("script")) ifamily = wxSCRIPT;
1343         else if (family == wxT("swiss")) ifamily = wxSWISS;
1344         else if (family == wxT("modern")) ifamily = wxMODERN;
1345         else if (family == wxT("teletype")) ifamily = wxTELETYPE;
1346     }
1347
1348
1349     wxString facename;
1350     bool hasFacename = HasParam(wxT("face"));
1351     if (hasFacename)
1352     {
1353         wxString faces = GetParamValue(wxT("face"));
1354         wxFontEnumerator enu;
1355         enu.EnumerateFacenames();
1356         wxStringTokenizer tk(faces, wxT(","));
1357         while (tk.HasMoreTokens())
1358         {
1359             int index = enu.GetFacenames()->Index(tk.GetNextToken(), false);
1360             if (index != wxNOT_FOUND)
1361             {
1362                 facename = (*enu.GetFacenames())[index];
1363                 break;
1364             }
1365         }
1366     }
1367
1368     // encoding
1369     wxFontEncoding enc = wxFONTENCODING_DEFAULT;
1370     bool hasEncoding = HasParam(wxT("encoding"));
1371     if (hasEncoding)
1372     {
1373         wxString encoding = GetParamValue(wxT("encoding"));
1374         wxFontMapper mapper;
1375         if (!encoding.empty())
1376             enc = mapper.CharsetToEncoding(encoding);
1377         if (enc == wxFONTENCODING_SYSTEM)
1378             enc = wxFONTENCODING_DEFAULT;
1379     }
1380
1381     // is this font based on a system font?
1382     wxFont font = GetSystemFont(GetParamValue(wxT("sysfont")));
1383
1384     if (font.Ok())
1385     {
1386         if (hasSize && isize != -1)
1387             font.SetPointSize(isize);
1388         else if (HasParam(wxT("relativesize")))
1389             font.SetPointSize(int(font.GetPointSize() *
1390                                      GetFloat(wxT("relativesize"))));
1391
1392         if (hasStyle)
1393             font.SetStyle(istyle);
1394         if (hasWeight)
1395             font.SetWeight(iweight);
1396         if (hasUnderlined)
1397             font.SetUnderlined(underlined);
1398         if (hasFamily)
1399             font.SetFamily(ifamily);
1400         if (hasFacename)
1401             font.SetFaceName(facename);
1402         if (hasEncoding)
1403             font.SetDefaultEncoding(enc);
1404     }
1405     else // not based on system font
1406     {
1407         font = wxFont(isize == -1 ? wxNORMAL_FONT->GetPointSize() : isize,
1408                       ifamily, istyle, iweight,
1409                       underlined, facename, enc);
1410     }
1411
1412     m_node = oldnode;
1413     return font;
1414 }
1415
1416
1417 void wxXmlResourceHandler::SetupWindow(wxWindow *wnd)
1418 {
1419     //FIXME : add cursor
1420
1421     if (HasParam(wxT("exstyle")))
1422         // Have to OR it with existing style, since
1423         // some implementations (e.g. wxGTK) use the extra style
1424         // during creation
1425         wnd->SetExtraStyle(wnd->GetExtraStyle() | GetStyle(wxT("exstyle")));
1426     if (HasParam(wxT("bg")))
1427         wnd->SetBackgroundColour(GetColour(wxT("bg")));
1428     if (HasParam(wxT("fg")))
1429         wnd->SetForegroundColour(GetColour(wxT("fg")));
1430     if (GetBool(wxT("enabled"), 1) == 0)
1431         wnd->Enable(false);
1432     if (GetBool(wxT("focused"), 0) == 1)
1433         wnd->SetFocus();
1434     if (GetBool(wxT("hidden"), 0) == 1)
1435         wnd->Show(false);
1436 #if wxUSE_TOOLTIPS
1437     if (HasParam(wxT("tooltip")))
1438         wnd->SetToolTip(GetText(wxT("tooltip")));
1439 #endif
1440     if (HasParam(wxT("font")))
1441         wnd->SetFont(GetFont());
1442     if (HasParam(wxT("help")))
1443         wnd->SetHelpText(GetText(wxT("help")));
1444 }
1445
1446
1447 void wxXmlResourceHandler::CreateChildren(wxObject *parent, bool this_hnd_only)
1448 {
1449     wxXmlNode *n = m_node->GetChildren();
1450
1451     while (n)
1452     {
1453         if (n->GetType() == wxXML_ELEMENT_NODE &&
1454            (n->GetName() == wxT("object") || n->GetName() == wxT("object_ref")))
1455         {
1456             m_resource->CreateResFromNode(n, parent, NULL,
1457                                           this_hnd_only ? this : NULL);
1458         }
1459         n = n->GetNext();
1460     }
1461 }
1462
1463
1464 void wxXmlResourceHandler::CreateChildrenPrivately(wxObject *parent, wxXmlNode *rootnode)
1465 {
1466     wxXmlNode *root;
1467     if (rootnode == NULL) root = m_node; else root = rootnode;
1468     wxXmlNode *n = root->GetChildren();
1469
1470     while (n)
1471     {
1472         if (n->GetType() == wxXML_ELEMENT_NODE && CanHandle(n))
1473         {
1474             CreateResource(n, parent, NULL);
1475         }
1476         n = n->GetNext();
1477     }
1478 }
1479
1480
1481
1482
1483
1484
1485
1486 // --------------- XRCID implementation -----------------------------
1487
1488 #define XRCID_TABLE_SIZE     1024
1489
1490
1491 struct XRCID_record
1492 {
1493     int id;
1494     wxChar *key;
1495     XRCID_record *next;
1496 };
1497
1498 static XRCID_record *XRCID_Records[XRCID_TABLE_SIZE] = {NULL};
1499
1500 static int XRCID_Lookup(const wxChar *str_id, int value_if_not_found = -2)
1501 {
1502     int index = 0;
1503
1504     for (const wxChar *c = str_id; *c != wxT('\0'); c++) index += (int)*c;
1505     index %= XRCID_TABLE_SIZE;
1506
1507     XRCID_record *oldrec = NULL;
1508     for (XRCID_record *rec = XRCID_Records[index]; rec; rec = rec->next)
1509     {
1510         if (wxStrcmp(rec->key, str_id) == 0)
1511         {
1512             return rec->id;
1513         }
1514         oldrec = rec;
1515     }
1516
1517     XRCID_record **rec_var = (oldrec == NULL) ?
1518                               &XRCID_Records[index] : &oldrec->next;
1519     *rec_var = new XRCID_record;
1520     (*rec_var)->key = wxStrdup(str_id);
1521     (*rec_var)->next = NULL;
1522
1523     wxChar *end;
1524     if (value_if_not_found != -2)
1525         (*rec_var)->id = value_if_not_found;
1526     else
1527     {
1528         int asint = wxStrtol(str_id, &end, 10);
1529         if (*str_id && *end == 0)
1530         {
1531             // if str_id was integer, keep it verbosely:
1532             (*rec_var)->id = asint;
1533         }
1534         else
1535         {
1536             (*rec_var)->id = wxNewId();
1537         }
1538     }
1539
1540     return (*rec_var)->id;
1541 }
1542
1543 static void AddStdXRCID_Records();
1544
1545 /*static*/ int wxXmlResource::GetXRCID(const wxChar *str_id)
1546 {
1547     static bool s_stdIDsAdded = false;
1548
1549     if ( !s_stdIDsAdded )
1550     {
1551         s_stdIDsAdded = true;
1552         AddStdXRCID_Records();
1553     }
1554
1555     return XRCID_Lookup(str_id);
1556 }
1557
1558
1559 static void CleanXRCID_Record(XRCID_record *rec)
1560 {
1561     if (rec)
1562     {
1563         CleanXRCID_Record(rec->next);
1564         free(rec->key);
1565         delete rec;
1566     }
1567 }
1568
1569 static void CleanXRCID_Records()
1570 {
1571     for (int i = 0; i < XRCID_TABLE_SIZE; i++)
1572     {
1573         CleanXRCID_Record(XRCID_Records[i]);
1574         XRCID_Records[i] = NULL;
1575     }
1576 }
1577
1578 static void AddStdXRCID_Records()
1579 {
1580 #define stdID(id) XRCID_Lookup(wxT(#id), id)
1581     stdID(-1);
1582
1583     stdID(wxID_ANY);
1584     stdID(wxID_SEPARATOR);
1585
1586     stdID(wxID_OPEN);
1587     stdID(wxID_CLOSE);
1588     stdID(wxID_NEW);
1589     stdID(wxID_SAVE);
1590     stdID(wxID_SAVEAS);
1591     stdID(wxID_REVERT);
1592     stdID(wxID_EXIT);
1593     stdID(wxID_UNDO);
1594     stdID(wxID_REDO);
1595     stdID(wxID_HELP);
1596     stdID(wxID_PRINT);
1597     stdID(wxID_PRINT_SETUP);
1598     stdID(wxID_PREVIEW);
1599     stdID(wxID_ABOUT);
1600     stdID(wxID_HELP_CONTENTS);
1601     stdID(wxID_HELP_COMMANDS);
1602     stdID(wxID_HELP_PROCEDURES);
1603     stdID(wxID_HELP_CONTEXT);
1604     stdID(wxID_CLOSE_ALL);
1605     stdID(wxID_PREFERENCES);
1606     stdID(wxID_CUT);
1607     stdID(wxID_COPY);
1608     stdID(wxID_PASTE);
1609     stdID(wxID_CLEAR);
1610     stdID(wxID_FIND);
1611     stdID(wxID_DUPLICATE);
1612     stdID(wxID_SELECTALL);
1613     stdID(wxID_DELETE);
1614     stdID(wxID_REPLACE);
1615     stdID(wxID_REPLACE_ALL);
1616     stdID(wxID_PROPERTIES);
1617     stdID(wxID_VIEW_DETAILS);
1618     stdID(wxID_VIEW_LARGEICONS);
1619     stdID(wxID_VIEW_SMALLICONS);
1620     stdID(wxID_VIEW_LIST);
1621     stdID(wxID_VIEW_SORTDATE);
1622     stdID(wxID_VIEW_SORTNAME);
1623     stdID(wxID_VIEW_SORTSIZE);
1624     stdID(wxID_VIEW_SORTTYPE);
1625     stdID(wxID_FILE1);
1626     stdID(wxID_FILE2);
1627     stdID(wxID_FILE3);
1628     stdID(wxID_FILE4);
1629     stdID(wxID_FILE5);
1630     stdID(wxID_FILE6);
1631     stdID(wxID_FILE7);
1632     stdID(wxID_FILE8);
1633     stdID(wxID_FILE9);
1634     stdID(wxID_OK);
1635     stdID(wxID_CANCEL);
1636     stdID(wxID_APPLY);
1637     stdID(wxID_YES);
1638     stdID(wxID_NO);
1639     stdID(wxID_STATIC);
1640     stdID(wxID_FORWARD);
1641     stdID(wxID_BACKWARD);
1642     stdID(wxID_DEFAULT);
1643     stdID(wxID_MORE);
1644     stdID(wxID_SETUP);
1645     stdID(wxID_RESET);
1646     stdID(wxID_CONTEXT_HELP);
1647     stdID(wxID_YESTOALL);
1648     stdID(wxID_NOTOALL);
1649     stdID(wxID_ABORT);
1650     stdID(wxID_RETRY);
1651     stdID(wxID_IGNORE);
1652     stdID(wxID_ADD);
1653     stdID(wxID_REMOVE);
1654     stdID(wxID_UP);
1655     stdID(wxID_DOWN);
1656     stdID(wxID_HOME);
1657     stdID(wxID_REFRESH);
1658     stdID(wxID_STOP);
1659     stdID(wxID_INDEX);
1660     stdID(wxID_BOLD);
1661     stdID(wxID_ITALIC);
1662     stdID(wxID_JUSTIFY_CENTER);
1663     stdID(wxID_JUSTIFY_FILL);
1664     stdID(wxID_JUSTIFY_RIGHT);
1665     stdID(wxID_JUSTIFY_LEFT);
1666     stdID(wxID_UNDERLINE);
1667     stdID(wxID_INDENT);
1668     stdID(wxID_UNINDENT);
1669     stdID(wxID_ZOOM_100);
1670     stdID(wxID_ZOOM_FIT);
1671     stdID(wxID_ZOOM_IN);
1672     stdID(wxID_ZOOM_OUT);
1673     stdID(wxID_UNDELETE);
1674     stdID(wxID_REVERT_TO_SAVED);
1675     stdID(wxID_SYSTEM_MENU);
1676     stdID(wxID_CLOSE_FRAME);
1677     stdID(wxID_MOVE_FRAME);
1678     stdID(wxID_RESIZE_FRAME);
1679     stdID(wxID_MAXIMIZE_FRAME);
1680     stdID(wxID_ICONIZE_FRAME);
1681     stdID(wxID_RESTORE_FRAME);
1682
1683 #undef stdID
1684 }
1685
1686
1687
1688
1689
1690 // --------------- module and globals -----------------------------
1691
1692 class wxXmlResourceModule: public wxModule
1693 {
1694 DECLARE_DYNAMIC_CLASS(wxXmlResourceModule)
1695 public:
1696     wxXmlResourceModule() {}
1697     bool OnInit()
1698     {
1699         wxXmlResource::AddSubclassFactory(new wxXmlSubclassFactoryCXX);
1700         return true;
1701     }
1702     void OnExit()
1703     {
1704         delete wxXmlResource::Set(NULL);
1705         if(wxXmlResource::ms_subclassFactories)
1706             WX_CLEAR_LIST(wxXmlSubclassFactoriesList, *wxXmlResource::ms_subclassFactories);
1707         wxDELETE(wxXmlResource::ms_subclassFactories);
1708         CleanXRCID_Records();
1709     }
1710 };
1711
1712 IMPLEMENT_DYNAMIC_CLASS(wxXmlResourceModule, wxModule)
1713
1714
1715 // When wxXml is loaded dynamically after the application is already running
1716 // then the built-in module system won't pick this one up.  Add it manually.
1717 void wxXmlInitResourceModule()
1718 {
1719     wxModule* module = new wxXmlResourceModule;
1720     module->Init();
1721     wxModule::RegisterModule(module);
1722 }
1723
1724 #endif // wxUSE_XRC