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 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  12 #pragma implementation "xmlres.h"
  13 #endif
  14
  15 // For compilers that support precompilation, includes "wx.h".
  16 #include "wx/wxprec.h"
  17
  18 #ifdef __BORLANDC__
  19     #pragma hdrstop
  20 #endif
  21
  22 #if wxUSE_XRC
  23
  24 #ifndef __WXWINCE__
  25 #include <locale.h>
  26 #endif
  27
  28 #include "wx/dialog.h"
  29 #include "wx/panel.h"
  30 #include "wx/frame.h"
  31 #include "wx/wfstream.h"
  32 #include "wx/filesys.h"
  33 #include "wx/filename.h"
  34 #include "wx/log.h"
  35 #include "wx/intl.h"
  36 #include "wx/tokenzr.h"
  37 #include "wx/fontenum.h"
  38 #include "wx/module.h"
  39 #include "wx/bitmap.h"
  40 #include "wx/image.h"
  41 #include "wx/fontmap.h"
  42 #include "wx/artprov.h"
  43 #include "wx/settings.h"
  44
  45 #include "wx/xml/xml.h"
  46 #include "wx/xrc/xmlres.h"
  47
  48 #include "wx/arrimpl.cpp"
  49 WX_DEFINE_OBJARRAY(wxXmlResourceDataRecords);
  50
  51
  52 wxXmlResource *wxXmlResource::ms_instance = NULL;
  53
  54 /*static*/ wxXmlResource *wxXmlResource::Get()
  55 {
  56     if ( !ms_instance )
  57         ms_instance = new wxXmlResource;
  58     return ms_instance;
  59 }
  60
  61 /*static*/ wxXmlResource *wxXmlResource::Set(wxXmlResource *res)
  62 {
  63     wxXmlResource *old = ms_instance;
  64     ms_instance = res;
  65     return old;
  66 }
  67
  68 wxXmlResource::wxXmlResource(int flags)
  69 {
  70     m_flags = flags;
  71     m_version = -1;
  72 }
  73
  74 wxXmlResource::wxXmlResource(const wxString& filemask, int flags)
  75 {
  76     m_flags = flags;
  77     m_version = -1;
  78     Load(filemask);
  79 }
  80
  81 wxXmlResource::~wxXmlResource()
  82 {
  83     ClearHandlers();
  84 }
  85
  86
  87 bool wxXmlResource::Load(const wxString& filemask)
  88 {
  89     wxString fnd;
  90     wxXmlResourceDataRecord *drec;
  91     bool iswild = wxIsWild(filemask);
  92     bool rt = true;
  93
  94 #if wxUSE_FILESYSTEM
  95     wxFileSystem fsys;
  96 #   define wxXmlFindFirst  fsys.FindFirst(filemask, wxFILE)
  97 #   define wxXmlFindNext   fsys.FindNext()
  98 #else
  99 #   define wxXmlFindFirst  wxFindFirstFile(filemask, wxFILE)
 100 #   define wxXmlFindNext   wxFindNextFile()
 101 #endif
 102     if (iswild)
 103         fnd = wxXmlFindFirst;
 104     else
 105         fnd = filemask;
 106     while (!fnd.empty())
 107     {
 108         // NB: Load() accepts both filenames and URLs (should probably be
 109         //     changed to filenames only, but embedded resources currently
 110         //     rely on its ability to handle URLs - FIXME). This check
 111         //     serves as a quick way to determine whether found name is
 112         //     filename and not URL:
 113         if (wxFileName::FileExists(fnd))
 114         {
 115             // Make the name absolute filename, because the app may
 116             // change working directory later:
 117             wxFileName fn(fnd);
 118             if (fn.IsRelative())
 119             {
 120                 fn.MakeAbsolute();
 121                 fnd = fn.GetFullPath();
 122             }
 123 #if wxUSE_FILESYSTEM
 124             fnd = wxFileSystem::FileNameToURL(fnd);
 125 #endif
 126         }
 127
 128 #if wxUSE_FILESYSTEM
 129         if (fnd.Lower().Matches(wxT("*.zip")) ||
 130             fnd.Lower().Matches(wxT("*.xrs")))
 131         {
 132             rt = rt && Load(fnd + wxT("#zip:*.xrc"));
 133         }
 134         else
 135 #endif
 136         {
 137             drec = new wxXmlResourceDataRecord;
 138             drec->File = fnd;
 139             m_data.Add(drec);
 140         }
 141
 142         if (iswild)
 143             fnd = wxXmlFindNext;
 144         else
 145             fnd = wxEmptyString;
 146     }
 147 #   undef wxXmlFindFirst
 148 #   undef wxXmlFindNext
 149     return rt && UpdateResources();
 150 }
 151
 152
 153 IMPLEMENT_ABSTRACT_CLASS(wxXmlResourceHandler, wxObject)
 154
 155 void wxXmlResource::AddHandler(wxXmlResourceHandler *handler)
 156 {
 157     m_handlers.Append(handler);
 158     handler->SetParentResource(this);
 159 }
 160
 161 void wxXmlResource::InsertHandler(wxXmlResourceHandler *handler)
 162 {
 163     m_handlers.Insert(handler);
 164     handler->SetParentResource(this);
 165 }
 166
 167
 168
 169 void wxXmlResource::ClearHandlers()
 170 {
 171     WX_CLEAR_LIST(wxList, m_handlers);
 172 }
 173
 174
 175 wxMenu *wxXmlResource::LoadMenu(const wxString& name)
 176 {
 177     return (wxMenu*)CreateResFromNode(FindResource(name, wxT("wxMenu")), NULL, NULL);
 178 }
 179
 180
 181
 182 wxMenuBar *wxXmlResource::LoadMenuBar(wxWindow *parent, const wxString& name)
 183 {
 184     return (wxMenuBar*)CreateResFromNode(FindResource(name, wxT("wxMenuBar")), parent, NULL);
 185 }
 186
 187
 188
 189 #if wxUSE_TOOLBAR
 190 wxToolBar *wxXmlResource::LoadToolBar(wxWindow *parent, const wxString& name)
 191 {
 192     return (wxToolBar*)CreateResFromNode(FindResource(name, wxT("wxToolBar")), parent, NULL);
 193 }
 194 #endif
 195
 196
 197 wxDialog *wxXmlResource::LoadDialog(wxWindow *parent, const wxString& name)
 198 {
 199     return (wxDialog*)CreateResFromNode(FindResource(name, wxT("wxDialog")), parent, NULL);
 200 }
 201
 202 bool wxXmlResource::LoadDialog(wxDialog *dlg, wxWindow *parent, const wxString& name)
 203 {
 204     return CreateResFromNode(FindResource(name, wxT("wxDialog")), parent, dlg) != NULL;
 205 }
 206
 207
 208
 209 wxPanel *wxXmlResource::LoadPanel(wxWindow *parent, const wxString& name)
 210 {
 211     return (wxPanel*)CreateResFromNode(FindResource(name, wxT("wxPanel")), parent, NULL);
 212 }
 213
 214 bool wxXmlResource::LoadPanel(wxPanel *panel, wxWindow *parent, const wxString& name)
 215 {
 216     return CreateResFromNode(FindResource(name, wxT("wxPanel")), parent, panel) != NULL;
 217 }
 218
 219 wxFrame *wxXmlResource::LoadFrame(wxWindow* parent, const wxString& name)
 220 {
 221     return (wxFrame*)CreateResFromNode(FindResource(name, wxT("wxFrame")), parent, NULL);
 222 }
 223
 224 bool wxXmlResource::LoadFrame(wxFrame* frame, wxWindow *parent, const wxString& name)
 225 {
 226     return CreateResFromNode(FindResource(name, wxT("wxFrame")), parent, frame) != NULL;
 227 }
 228
 229 wxBitmap wxXmlResource::LoadBitmap(const wxString& name)
 230 {
 231     wxBitmap *bmp = (wxBitmap*)CreateResFromNode(
 232                                FindResource(name, wxT("wxBitmap")), NULL, NULL);
 233     wxBitmap rt;
 234
 235     if (bmp) { rt = *bmp; delete bmp; }
 236     return rt;
 237 }
 238
 239 wxIcon wxXmlResource::LoadIcon(const wxString& name)
 240 {
 241     wxIcon *icon = (wxIcon*)CreateResFromNode(
 242                             FindResource(name, wxT("wxIcon")), NULL, NULL);
 243     wxIcon rt;
 244
 245     if (icon) { rt = *icon; delete icon; }
 246     return rt;
 247 }
 248
 249
 250 wxObject *wxXmlResource::LoadObject(wxWindow *parent, const wxString& name, const wxString& classname)
 251 {
 252     return CreateResFromNode(FindResource(name, classname), parent, NULL);
 253 }
 254
 255 bool wxXmlResource::LoadObject(wxObject *instance, wxWindow *parent, const wxString& name, const wxString& classname)
 256 {
 257     return CreateResFromNode(FindResource(name, classname), parent, instance) != NULL;
 258 }
 259
 260
 261 bool wxXmlResource::AttachUnknownControl(const wxString& name,
 262                                          wxWindow *control, wxWindow *parent)
 263 {
 264     if (parent == NULL)
 265         parent = control->GetParent();
 266     wxWindow *container = parent->FindWindow(name + wxT("_container"));
 267     if (!container)
 268     {
 269         wxLogError(_("Cannot find container for unknown control '%s'."), name.c_str());
 270         return false;
 271     }
 272     return control->Reparent(container);
 273 }
 274
 275
 276 static void ProcessPlatformProperty(wxXmlNode *node)
 277 {
 278     wxString s;
 279     bool isok;
 280
 281     wxXmlNode *c = node->GetChildren();
 282     while (c)
 283     {
 284         isok = false;
 285         if (!c->GetPropVal(wxT("platform"), &s))
 286             isok = true;
 287         else
 288         {
 289             wxStringTokenizer tkn(s, wxT(" |"));
 290
 291             while (tkn.HasMoreTokens())
 292             {
 293                 s = tkn.GetNextToken();
 294 #ifdef __WINDOWS__
 295                 if (s == wxT("win")) isok = true;
 296 #endif
 297 #if defined(__MAC__) || defined(__APPLE__)
 298                 if (s == wxT("mac")) isok = true;
 299 #elif defined(__UNIX__)
 300                 if (s == wxT("unix")) isok = true;
 301 #endif
 302 #ifdef __OS2__
 303                 if (s == wxT("os2")) isok = true;
 304 #endif
 305
 306                 if (isok)
 307                     break;
 308             }
 309         }
 310
 311         if (isok)
 312         {
 313             ProcessPlatformProperty(c);
 314             c = c->GetNext();
 315         }
 316         else
 317         {
 318             wxXmlNode *c2 = c->GetNext();
 319             node->RemoveChild(c);
 320             delete c;
 321             c = c2;
 322         }
 323     }
 324 }
 325
 326
 327
 328 bool wxXmlResource::UpdateResources()
 329 {
 330     bool rt = true;
 331     bool modif;
 332 #   if wxUSE_FILESYSTEM
 333     wxFSFile *file = NULL;
 334     wxUnusedVar(file);
 335     wxFileSystem fsys;
 336 #   endif
 337
 338     wxString encoding(wxT("UTF-8"));
 339 #if !wxUSE_UNICODE && wxUSE_INTL
 340     if ( (GetFlags() & wxXRC_USE_LOCALE) == 0 )
 341     {
 342         // In case we are not using wxLocale to translate strings, convert the
 343         // strings GUI's charset. This must not be done when wxXRC_USE_LOCALE
 344         // is on, because it could break wxGetTranslation lookup.
 345         encoding = wxLocale::GetSystemEncodingName();
 346     }
 347 #endif
 348
 349     for (size_t i = 0; i < m_data.GetCount(); i++)
 350     {
 351         modif = (m_data[i].Doc == NULL);
 352
 353         if (!modif && !(m_flags & wxXRC_NO_RELOADING))
 354         {
 355 #           if wxUSE_FILESYSTEM
 356             file = fsys.OpenFile(m_data[i].File);
 357             modif = file && file->GetModificationTime() > m_data[i].Time;
 358             if (!file)
 359             {
 360                 wxLogError(_("Cannot open file '%s'."), m_data[i].File.c_str());
 361                 rt = false;
 362             }
 363             wxDELETE(file);
 364             wxUnusedVar(file);
 365 #           else
 366             modif = wxDateTime(wxFileModificationTime(m_data[i].File)) > m_data[i].Time;
 367 #           endif
 368         }
 369
 370         if (modif)
 371         {
 372             wxLogTrace(_T("xrc"),
 373                        _T("opening file '%s'"), m_data[i].File.c_str());
 374
 375             wxInputStream *stream = NULL;
 376
 377 #           if wxUSE_FILESYSTEM
 378             file = fsys.OpenFile(m_data[i].File);
 379             if (file)
 380                 stream = file->GetStream();
 381 #           else
 382             stream = new wxFileInputStream(m_data[i].File);
 383 #           endif
 384
 385             if (stream)
 386             {
 387                 delete m_data[i].Doc;
 388                 m_data[i].Doc = new wxXmlDocument;
 389             }
 390             if (!stream || !m_data[i].Doc->Load(*stream, encoding))
 391             {
 392                 wxLogError(_("Cannot load resources from file '%s'."),
 393                            m_data[i].File.c_str());
 394                 wxDELETE(m_data[i].Doc);
 395                 rt = false;
 396             }
 397             else if (m_data[i].Doc->GetRoot()->GetName() != wxT("resource"))
 398             {
 399                 wxLogError(_("Invalid XRC resource '%s': doesn't have root node 'resource'."), m_data[i].File.c_str());
 400                 wxDELETE(m_data[i].Doc);
 401                 rt = false;
 402             }
 403             else
 404             {
 405                 long version;
 406                 int v1, v2, v3, v4;
 407                 wxString verstr = m_data[i].Doc->GetRoot()->GetPropVal(
 408                                       wxT("version"), wxT("0.0.0.0"));
 409                 if (wxSscanf(verstr.c_str(), wxT("%i.%i.%i.%i"),
 410                     &v1, &v2, &v3, &v4) == 4)
 411                     version = v1*256*256*256+v2*256*256+v3*256+v4;
 412                 else
 413                     version = 0;
 414                 if (m_version == -1)
 415                     m_version = version;
 416                 if (m_version != version)
 417                 {
 418                     wxLogError(_("Resource files must have same version number!"));
 419                     rt = false;
 420                 }
 421
 422                 ProcessPlatformProperty(m_data[i].Doc->GetRoot());
 423 #if wxUSE_FILESYSTEM
 424                 m_data[i].Time = file->GetModificationTime();
 425 #else
 426                 m_data[i].Time = wxDateTime(wxFileModificationTime(m_data[i].File));
 427 #endif
 428             }
 429
 430 #           if wxUSE_FILESYSTEM
 431                 wxDELETE(file);
 432                 wxUnusedVar(file);
 433 #           else
 434                 wxDELETE(stream);
 435 #           endif
 436         }
 437     }
 438
 439     return rt;
 440 }
 441
 442
 443 wxXmlNode *wxXmlResource::DoFindResource(wxXmlNode *parent,
 444                                          const wxString& name,
 445                                          const wxString& classname,
 446                                          bool recursive)
 447 {
 448     wxString dummy;
 449     wxXmlNode *node;
 450
 451     // first search for match at the top-level nodes (as this is
 452     // where the resource is most commonly looked for):
 453     for (node = parent->GetChildren(); node; node = node->GetNext())
 454     {
 455         if ( node->GetType() == wxXML_ELEMENT_NODE &&
 456                  (node->GetName() == wxT("object") ||
 457                   node->GetName() == wxT("object_ref")) &&
 458              node->GetPropVal(wxT("name"), &dummy) && dummy == name )
 459         {
 460             wxString cls(node->GetPropVal(wxT("class"), wxEmptyString));
 461             if (!classname || cls == classname)
 462                 return node;
 463             // object_ref may not have 'class' property:
 464             if (cls.empty() && node->GetName() == wxT("object_ref"))
 465             {
 466                 wxString refName = node->GetPropVal(wxT("ref"), wxEmptyString);
 467                 if (refName.empty())
 468                     continue;
 469                 wxXmlNode* refNode = FindResource(refName, wxEmptyString, true);
 470                 if (refNode &&
 471                     refNode->GetPropVal(wxT("class"), wxEmptyString) == classname)
 472                 {
 473                     return node;
 474                 }
 475             }
 476         }
 477     }
 478
 479     if ( recursive )
 480         for (node = parent->GetChildren(); node; node = node->GetNext())
 481         {
 482             if ( node->GetType() == wxXML_ELEMENT_NODE &&
 483                  (node->GetName() == wxT("object") ||
 484                   node->GetName() == wxT("object_ref")) )
 485             {
 486                 wxXmlNode* found = DoFindResource(node, name, classname, true);
 487                 if ( found )
 488                     return found;
 489             }
 490         }
 491
 492    return NULL;
 493 }
 494
 495 wxXmlNode *wxXmlResource::FindResource(const wxString& name,
 496                                        const wxString& classname,
 497                                        bool recursive)
 498 {
 499     UpdateResources(); //ensure everything is up-to-date
 500
 501     wxString dummy;
 502     for (size_t f = 0; f < m_data.GetCount(); f++)
 503     {
 504         if ( m_data[f].Doc == NULL || m_data[f].Doc->GetRoot() == NULL )
 505             continue;
 506
 507         wxXmlNode* found = DoFindResource(m_data[f].Doc->GetRoot(),
 508                                           name, classname, recursive);
 509         if ( found )
 510         {
 511 #if wxUSE_FILESYSTEM
 512             m_curFileSystem.ChangePathTo(m_data[f].File);
 513 #endif
 514             return found;
 515         }
 516     }
 517
 518     wxLogError(_("XRC resource '%s' (class '%s') not found!"),
 519                name.c_str(), classname.c_str());
 520     return NULL;
 521 }
 522
 523 static void MergeNodes(wxXmlNode& dest, wxXmlNode& with)
 524 {
 525     // Merge properties:
 526     for (wxXmlProperty *prop = with.GetProperties(); prop; prop = prop->GetNext())
 527     {
 528         wxXmlProperty *dprop;
 529         for (dprop = dest.GetProperties(); dprop; dprop = dprop->GetNext())
 530         {
 531
 532             if ( dprop->GetName() == prop->GetName() )
 533             {
 534                 dprop->SetValue(prop->GetValue());
 535                 break;
 536             }
 537         }
 538
 539         if ( !dprop )
 540             dest.AddProperty(prop->GetName(), prop->GetValue());
 541    }
 542
 543     // Merge child nodes:
 544     for (wxXmlNode* node = with.GetChildren(); node; node = node->GetNext())
 545     {
 546         wxString name = node->GetPropVal(wxT("name"), wxEmptyString);
 547         wxXmlNode *dnode;
 548
 549         for (dnode = dest.GetChildren(); dnode; dnode = dnode->GetNext() )
 550         {
 551             if ( dnode->GetName() == node->GetName() &&
 552                  dnode->GetPropVal(wxT("name"), wxEmptyString) == name &&
 553                  dnode->GetType() == node->GetType() )
 554             {
 555                 MergeNodes(*dnode, *node);
 556                 break;
 557             }
 558         }
 559
 560         if ( !dnode )
 561             dest.AddChild(new wxXmlNode(*node));
 562     }
 563
 564     if ( dest.GetType() == wxXML_TEXT_NODE && with.GetContent().Length() )
 565          dest.SetContent(with.GetContent());
 566 }
 567
 568 wxObject *wxXmlResource::CreateResFromNode(wxXmlNode *node, wxObject *parent,
 569                                            wxObject *instance,
 570                                            wxXmlResourceHandler *handlerToUse)
 571 {
 572     if (node == NULL) return NULL;
 573
 574     // handling of referenced resource
 575     if ( node->GetName() == wxT("object_ref") )
 576     {
 577         wxString refName = node->GetPropVal(wxT("ref"), wxEmptyString);
 578         wxXmlNode* refNode = FindResource(refName, wxEmptyString, true);
 579
 580         if ( !refNode )
 581         {
 582             wxLogError(_("Referenced object node with ref=\"%s\" not found!"),
 583                        refName.c_str());
 584             return NULL;
 585         }
 586
 587         wxXmlNode copy(*refNode);
 588         MergeNodes(copy, *node);
 589
 590         return CreateResFromNode(&copy, parent, instance);
 591     }
 592
 593     wxXmlResourceHandler *handler;
 594
 595     if (handlerToUse)
 596     {
 597         if (handlerToUse->CanHandle(node))
 598         {
 599             return handlerToUse->CreateResource(node, parent, instance);
 600         }
 601     }
 602     else if (node->GetName() == wxT("object"))
 603     {
 604         wxList::compatibility_iterator ND = m_handlers.GetFirst();
 605         while (ND)
 606         {
 607             handler = (wxXmlResourceHandler*)ND->GetData();
 608             if (handler->CanHandle(node))
 609             {
 610                 return handler->CreateResource(node, parent, instance);
 611             }
 612             ND = ND->GetNext();
 613         }
 614     }
 615
 616     wxLogError(_("No handler found for XML node '%s', class '%s'!"),
 617                node->GetName().c_str(),
 618                node->GetPropVal(wxT("class"), wxEmptyString).c_str());
 619     return NULL;
 620 }
 621
 622
 623 #include "wx/listimpl.cpp"
 624 WX_DECLARE_LIST(wxXmlSubclassFactory, wxXmlSubclassFactoriesList);
 625 WX_DEFINE_LIST(wxXmlSubclassFactoriesList);
 626
 627 wxXmlSubclassFactoriesList *wxXmlResource::ms_subclassFactories = NULL;
 628
 629 /*static*/ void wxXmlResource::AddSubclassFactory(wxXmlSubclassFactory *factory)
 630 {
 631     if (!ms_subclassFactories)
 632     {
 633         ms_subclassFactories = new wxXmlSubclassFactoriesList;
 634     }
 635     ms_subclassFactories->Append(factory);
 636 }
 637
 638 class wxXmlSubclassFactoryCXX : public wxXmlSubclassFactory
 639 {
 640 public:
 641     ~wxXmlSubclassFactoryCXX() {}
 642
 643     wxObject *Create(const wxString& className)
 644     {
 645         wxClassInfo* classInfo = wxClassInfo::FindClass(className);
 646
 647         if (classInfo)
 648             return classInfo->CreateObject();
 649         else
 650             return NULL;
 651     }
 652 };
 653
 654
 655
 656
 657 wxXmlResourceHandler::wxXmlResourceHandler()
 658         : m_node(NULL), m_parent(NULL), m_instance(NULL),
 659           m_parentAsWindow(NULL)
 660 {}
 661
 662
 663
 664 wxObject *wxXmlResourceHandler::CreateResource(wxXmlNode *node, wxObject *parent, wxObject *instance)
 665 {
 666     wxXmlNode *myNode = m_node;
 667     wxString myClass = m_class;
 668     wxObject *myParent = m_parent, *myInstance = m_instance;
 669     wxWindow *myParentAW = m_parentAsWindow;
 670
 671     m_instance = instance;
 672     if (!m_instance && node->HasProp(wxT("subclass")) &&
 673         !(m_resource->GetFlags() & wxXRC_NO_SUBCLASSING))
 674     {
 675         wxString subclass = node->GetPropVal(wxT("subclass"), wxEmptyString);
 676         if (!subclass.empty())
 677         {
 678             for (wxXmlSubclassFactoriesList::compatibility_iterator i = wxXmlResource::ms_subclassFactories->GetFirst();
 679                  i; i = i->GetNext())
 680             {
 681                 m_instance = i->GetData()->Create(subclass);
 682                 if (m_instance)
 683                     break;
 684             }
 685
 686             if (!m_instance)
 687             {
 688                 wxString name = node->GetPropVal(wxT("name"), wxEmptyString);
 689                 wxLogError(_("Subclass '%s' not found for resource '%s', not subclassing!"),
 690                            subclass.c_str(), name.c_str());
 691             }
 692         }
 693     }
 694
 695     m_node = node;
 696     m_class = node->GetPropVal(wxT("class"), wxEmptyString);
 697     m_parent = parent;
 698     m_parentAsWindow = wxDynamicCast(m_parent, wxWindow);
 699
 700     wxObject *returned = DoCreateResource();
 701
 702     m_node = myNode;
 703     m_class = myClass;
 704     m_parent = myParent; m_parentAsWindow = myParentAW;
 705     m_instance = myInstance;
 706
 707     return returned;
 708 }
 709
 710
 711 void wxXmlResourceHandler::AddStyle(const wxString& name, int value)
 712 {
 713     m_styleNames.Add(name);
 714     m_styleValues.Add(value);
 715 }
 716
 717
 718
 719 void wxXmlResourceHandler::AddWindowStyles()
 720 {
 721     XRC_ADD_STYLE(wxCLIP_CHILDREN);
 722     XRC_ADD_STYLE(wxSIMPLE_BORDER);
 723     XRC_ADD_STYLE(wxSUNKEN_BORDER);
 724     XRC_ADD_STYLE(wxDOUBLE_BORDER);
 725     XRC_ADD_STYLE(wxRAISED_BORDER);
 726     XRC_ADD_STYLE(wxSTATIC_BORDER);
 727     XRC_ADD_STYLE(wxNO_BORDER);
 728     XRC_ADD_STYLE(wxTRANSPARENT_WINDOW);
 729     XRC_ADD_STYLE(wxWANTS_CHARS);
 730     XRC_ADD_STYLE(wxTAB_TRAVERSAL);
 731     XRC_ADD_STYLE(wxNO_FULL_REPAINT_ON_RESIZE);
 732     XRC_ADD_STYLE(wxFULL_REPAINT_ON_RESIZE);
 733     XRC_ADD_STYLE(wxWS_EX_BLOCK_EVENTS);
 734     XRC_ADD_STYLE(wxWS_EX_VALIDATE_RECURSIVELY);
 735 }
 736
 737
 738
 739 bool wxXmlResourceHandler::HasParam(const wxString& param)
 740 {
 741     return (GetParamNode(param) != NULL);
 742 }
 743
 744
 745 int wxXmlResourceHandler::GetStyle(const wxString& param, int defaults)
 746 {
 747     wxString s = GetParamValue(param);
 748
 749     if (!s) return defaults;
 750
 751     wxStringTokenizer tkn(s, wxT("| \t\n"), wxTOKEN_STRTOK);
 752     int style = 0;
 753     int index;
 754     wxString fl;
 755     while (tkn.HasMoreTokens())
 756     {
 757         fl = tkn.GetNextToken();
 758         index = m_styleNames.Index(fl);
 759         if (index != wxNOT_FOUND)
 760             style |= m_styleValues[index];
 761         else
 762             wxLogError(_("Unknown style flag ") + fl);
 763     }
 764     return style;
 765 }
 766
 767
 768
 769 wxString wxXmlResourceHandler::GetText(const wxString& param, bool translate)
 770 {
 771     wxXmlNode *parNode = GetParamNode(param);
 772     wxString str1(GetNodeContent(parNode));
 773     wxString str2;
 774     const wxChar *dt;
 775     wxChar amp_char;
 776
 777     // VS: First version of XRC resources used $ instead of & (which is
 778     //     illegal in XML), but later I realized that '_' fits this purpose
 779     //     much better (because &File means "File with F underlined").
 780     if (m_resource->CompareVersion(2,3,0,1) < 0)
 781         amp_char = wxT('$');
 782     else
 783         amp_char = wxT('_');
 784
 785     for (dt = str1.c_str(); *dt; dt++)
 786     {
 787         // Remap amp_char to &, map double amp_char to amp_char (for things
 788         // like "&File..." -- this is illegal in XML, so we use "_File..."):
 789         if (*dt == amp_char)
 790         {
 791             if ( *(++dt) == amp_char )
 792                 str2 << amp_char;
 793             else
 794                 str2 << wxT('&') << *dt;
 795         }
 796         // Remap \n to CR, \r to LF, \t to TAB, \\ to \:
 797         else if (*dt == wxT('\\'))
 798             switch (*(++dt))
 799             {
 800                 case wxT('n'):
 801                     str2 << wxT('\n');
 802                     break;
 803
 804                 case wxT('t'):
 805                     str2 << wxT('\t');
 806                     break;
 807
 808                 case wxT('r'):
 809                     str2 << wxT('\r');
 810                     break;
 811
 812                 case wxT('\\') :
 813                     // "\\" wasn't translated to "\" prior to 2.5.3.0:
 814                     if (m_resource->CompareVersion(2,5,3,0) >= 0)
 815                     {
 816                         str2 << wxT('\\');
 817                         break;
 818                     }
 819                     // else fall-through to default: branch below
 820
 821                 default:
 822                     str2 << wxT('\\') << *dt;
 823                     break;
 824             }
 825         else str2 << *dt;
 826     }
 827
 828     if (m_resource->GetFlags() & wxXRC_USE_LOCALE)
 829     {
 830         if (translate && parNode &&
 831             parNode->GetPropVal(wxT("translate"), wxEmptyString) != wxT("0"))
 832         {
 833             return wxGetTranslation(str2);
 834         }
 835         else
 836         {
 837 #if wxUSE_UNICODE
 838             return str2;
 839 #else
 840             // The string is internally stored as UTF-8, we have to convert
 841             // it into system's default encoding so that it can be displayed:
 842             return wxString(str2.mb_str(wxConvUTF8), wxConvLocal);
 843 #endif
 844         }
 845     }
 846
 847     // If wxXRC_USE_LOCALE is not set, then the string is already in
 848     // system's default encoding in ANSI build, so we don't have to
 849     // do anything special here.
 850     return str2;
 851 }
 852
 853
 854
 855 long wxXmlResourceHandler::GetLong(const wxString& param, long defaultv)
 856 {
 857     long value;
 858     wxString str1 = GetParamValue(param);
 859
 860     if (!str1.ToLong(&value))
 861         value = defaultv;
 862
 863     return value;
 864 }
 865
 866 float wxXmlResourceHandler::GetFloat(const wxString& param, float defaultv)
 867 {
 868     double value;
 869     wxString str1 = GetParamValue(param);
 870
 871 #ifndef __WXWINCE__
 872     const char *prevlocale = setlocale(LC_NUMERIC, "C");
 873 #endif
 874
 875     if (!str1.ToDouble(&value))
 876         value = defaultv;
 877
 878 #ifndef __WXWINCE__
 879     setlocale(LC_NUMERIC, prevlocale);
 880 #endif
 881
 882     return value;
 883 }
 884
 885
 886 int wxXmlResourceHandler::GetID()
 887 {
 888     return wxXmlResource::GetXRCID(GetName());
 889 }
 890
 891
 892
 893 wxString wxXmlResourceHandler::GetName()
 894 {
 895     return m_node->GetPropVal(wxT("name"), wxT("-1"));
 896 }
 897
 898
 899
 900 bool wxXmlResourceHandler::GetBool(const wxString& param, bool defaultv)
 901 {
 902     wxString v = GetParamValue(param);
 903     v.MakeLower();
 904     if (!v) return defaultv;
 905
 906     return (v == wxT("1"));
 907 }
 908
 909
 910 static wxColour GetSystemColour(const wxString& name)
 911 {
 912     if (!name.empty())
 913     {
 914         #define SYSCLR(clr) \
 915             if (name == _T(#clr)) return wxSystemSettings::GetColour(clr);
 916         SYSCLR(wxSYS_COLOUR_SCROLLBAR)
 917         SYSCLR(wxSYS_COLOUR_BACKGROUND)
 918         SYSCLR(wxSYS_COLOUR_DESKTOP)
 919         SYSCLR(wxSYS_COLOUR_ACTIVECAPTION)
 920         SYSCLR(wxSYS_COLOUR_INACTIVECAPTION)
 921         SYSCLR(wxSYS_COLOUR_MENU)
 922         SYSCLR(wxSYS_COLOUR_WINDOW)
 923         SYSCLR(wxSYS_COLOUR_WINDOWFRAME)
 924         SYSCLR(wxSYS_COLOUR_MENUTEXT)
 925         SYSCLR(wxSYS_COLOUR_WINDOWTEXT)
 926         SYSCLR(wxSYS_COLOUR_CAPTIONTEXT)
 927         SYSCLR(wxSYS_COLOUR_ACTIVEBORDER)
 928         SYSCLR(wxSYS_COLOUR_INACTIVEBORDER)
 929         SYSCLR(wxSYS_COLOUR_APPWORKSPACE)
 930         SYSCLR(wxSYS_COLOUR_HIGHLIGHT)
 931         SYSCLR(wxSYS_COLOUR_HIGHLIGHTTEXT)
 932         SYSCLR(wxSYS_COLOUR_BTNFACE)
 933         SYSCLR(wxSYS_COLOUR_3DFACE)
 934         SYSCLR(wxSYS_COLOUR_BTNSHADOW)
 935         SYSCLR(wxSYS_COLOUR_3DSHADOW)
 936         SYSCLR(wxSYS_COLOUR_GRAYTEXT)
 937         SYSCLR(wxSYS_COLOUR_BTNTEXT)
 938         SYSCLR(wxSYS_COLOUR_INACTIVECAPTIONTEXT)
 939         SYSCLR(wxSYS_COLOUR_BTNHIGHLIGHT)
 940         SYSCLR(wxSYS_COLOUR_BTNHILIGHT)
 941         SYSCLR(wxSYS_COLOUR_3DHIGHLIGHT)
 942         SYSCLR(wxSYS_COLOUR_3DHILIGHT)
 943         SYSCLR(wxSYS_COLOUR_3DDKSHADOW)
 944         SYSCLR(wxSYS_COLOUR_3DLIGHT)
 945         SYSCLR(wxSYS_COLOUR_INFOTEXT)
 946         SYSCLR(wxSYS_COLOUR_INFOBK)
 947         SYSCLR(wxSYS_COLOUR_LISTBOX)
 948         SYSCLR(wxSYS_COLOUR_HOTLIGHT)
 949         SYSCLR(wxSYS_COLOUR_GRADIENTACTIVECAPTION)
 950         SYSCLR(wxSYS_COLOUR_GRADIENTINACTIVECAPTION)
 951         SYSCLR(wxSYS_COLOUR_MENUHILIGHT)
 952         SYSCLR(wxSYS_COLOUR_MENUBAR)
 953         #undef SYSCLR
 954     }
 955
 956     return wxNullColour;
 957 }
 958
 959 wxColour wxXmlResourceHandler::GetColour(const wxString& param)
 960 {
 961     wxString v = GetParamValue(param);
 962
 963     // find colour using HTML syntax (#RRGGBB)
 964     unsigned long tmp = 0;
 965
 966     if (v.Length() != 7 || v[0u] != wxT('#') ||
 967         wxSscanf(v.c_str(), wxT("#%lX"), &tmp) != 1)
 968     {
 969         // the colour doesn't use #RRGGBB format, check if it is symbolic
 970         // colour name:
 971         wxColour clr = GetSystemColour(v);
 972         if (clr.Ok())
 973             return clr;
 974
 975         wxLogError(_("XRC resource: Incorrect colour specification '%s' for property '%s'."),
 976                    v.c_str(), param.c_str());
 977         return wxNullColour;
 978     }
 979
 980     return wxColour((unsigned char) ((tmp & 0xFF0000) >> 16) ,
 981                     (unsigned char) ((tmp & 0x00FF00) >> 8),
 982                     (unsigned char) ((tmp & 0x0000FF)));
 983 }
 984
 985
 986
 987 wxBitmap wxXmlResourceHandler::GetBitmap(const wxString& param,
 988                                          const wxArtClient& defaultArtClient,
 989                                          wxSize size)
 990 {
 991     /* If the bitmap is specified as stock item, query wxArtProvider for it: */
 992     wxXmlNode *bmpNode = GetParamNode(param);
 993     if ( bmpNode )
 994     {
 995         wxString sid = bmpNode->GetPropVal(wxT("stock_id"), wxEmptyString);
 996         if ( !sid.empty() )
 997         {
 998             wxString scl = bmpNode->GetPropVal(wxT("stock_client"), wxEmptyString);
 999             if (scl.empty())
1000                 scl = defaultArtClient;
1001             else
1002                 scl = wxART_MAKE_CLIENT_ID_FROM_STR(scl);
1003
1004             wxBitmap stockArt =
1005                 wxArtProvider::GetBitmap(wxART_MAKE_ART_ID_FROM_STR(sid),
1006                                          scl, size);
1007             if ( stockArt.Ok() )
1008                 return stockArt;
1009         }
1010     }
1011
1012     /* ...or load the bitmap from file: */
1013     wxString name = GetParamValue(param);
1014     if (name.empty()) return wxNullBitmap;
1015 #if wxUSE_FILESYSTEM
1016     wxFSFile *fsfile = GetCurFileSystem().OpenFile(name);
1017     if (fsfile == NULL)
1018     {
1019         wxLogError(_("XRC resource: Cannot create bitmap from '%s'."),
1020                    name.c_str());
1021         return wxNullBitmap;
1022     }
1023     wxImage img(*(fsfile->GetStream()));
1024     delete fsfile;
1025 #else
1026     wxImage img(GetParamValue(wxT("bitmap")));
1027 #endif
1028
1029     if (!img.Ok())
1030     {
1031         wxLogError(_("XRC resource: Cannot create bitmap from '%s'."),
1032                    param.c_str());
1033         return wxNullBitmap;
1034     }
1035     if (!(size == wxDefaultSize)) img.Rescale(size.x, size.y);
1036     return wxBitmap(img);
1037
1038 }
1039
1040
1041
1042 wxIcon wxXmlResourceHandler::GetIcon(const wxString& param,
1043                                      const wxArtClient& defaultArtClient,
1044                                      wxSize size)
1045 {
1046     wxIcon icon;
1047     icon.CopyFromBitmap(GetBitmap(param, defaultArtClient, size));
1048     return icon;
1049 }
1050
1051
1052
1053 wxXmlNode *wxXmlResourceHandler::GetParamNode(const wxString& param)
1054 {
1055     wxCHECK_MSG(m_node, NULL, wxT("You can't access handler data before it was initialized!"));
1056
1057     wxXmlNode *n = m_node->GetChildren();
1058
1059     while (n)
1060     {
1061         if (n->GetType() == wxXML_ELEMENT_NODE && n->GetName() == param)
1062             return n;
1063         n = n->GetNext();
1064     }
1065     return NULL;
1066 }
1067
1068
1069 wxString wxXmlResourceHandler::GetNodeContent(wxXmlNode *node)
1070 {
1071     wxXmlNode *n = node;
1072     if (n == NULL) return wxEmptyString;
1073     n = n->GetChildren();
1074
1075     while (n)
1076     {
1077         if (n->GetType() == wxXML_TEXT_NODE ||
1078             n->GetType() == wxXML_CDATA_SECTION_NODE)
1079             return n->GetContent();
1080         n = n->GetNext();
1081     }
1082     return wxEmptyString;
1083 }
1084
1085
1086
1087 wxString wxXmlResourceHandler::GetParamValue(const wxString& param)
1088 {
1089     if (param.empty())
1090         return GetNodeContent(m_node);
1091     else
1092         return GetNodeContent(GetParamNode(param));
1093 }
1094
1095
1096
1097 wxSize wxXmlResourceHandler::GetSize(const wxString& param,
1098                                      wxWindow *windowToUse)
1099 {
1100     wxString s = GetParamValue(param);
1101     if (s.empty()) s = wxT("-1,-1");
1102     bool is_dlg;
1103     long sx, sy = 0;
1104
1105     is_dlg = s[s.Length()-1] == wxT('d');
1106     if (is_dlg) s.RemoveLast();
1107
1108     if (!s.BeforeFirst(wxT(',')).ToLong(&sx) ||
1109         !s.AfterLast(wxT(',')).ToLong(&sy))
1110     {
1111         wxLogError(_("Cannot parse coordinates from '%s'."), s.c_str());
1112         return wxDefaultSize;
1113     }
1114
1115     if (is_dlg)
1116     {
1117         if (windowToUse)
1118         {
1119             return wxDLG_UNIT(windowToUse, wxSize(sx, sy));
1120         }
1121         else if (m_parentAsWindow)
1122         {
1123             return wxDLG_UNIT(m_parentAsWindow, wxSize(sx, sy));
1124         }
1125         else
1126         {
1127             wxLogError(_("Cannot convert dialog units: dialog unknown."));
1128             return wxDefaultSize;
1129         }
1130     }
1131
1132     return wxSize(sx, sy);
1133 }
1134
1135
1136
1137 wxPoint wxXmlResourceHandler::GetPosition(const wxString& param)
1138 {
1139     wxSize sz = GetSize(param);
1140     return wxPoint(sz.x, sz.y);
1141 }
1142
1143
1144
1145 wxCoord wxXmlResourceHandler::GetDimension(const wxString& param,
1146                                            wxCoord defaultv,
1147                                            wxWindow *windowToUse)
1148 {
1149     wxString s = GetParamValue(param);
1150     if (s.empty()) return defaultv;
1151     bool is_dlg;
1152     long sx;
1153
1154     is_dlg = s[s.Length()-1] == wxT('d');
1155     if (is_dlg) s.RemoveLast();
1156
1157     if (!s.ToLong(&sx))
1158     {
1159         wxLogError(_("Cannot parse dimension from '%s'."), s.c_str());
1160         return defaultv;
1161     }
1162
1163     if (is_dlg)
1164     {
1165         if (windowToUse)
1166         {
1167             return wxDLG_UNIT(windowToUse, wxSize(sx, 0)).x;
1168         }
1169         else if (m_parentAsWindow)
1170         {
1171             return wxDLG_UNIT(m_parentAsWindow, wxSize(sx, 0)).x;
1172         }
1173         else
1174         {
1175             wxLogError(_("Cannot convert dialog units: dialog unknown."));
1176             return defaultv;
1177         }
1178     }
1179
1180     return sx;
1181 }
1182
1183
1184 // Get system font index using indexname
1185 static wxFont GetSystemFont(const wxString& name)
1186 {
1187     if (!name.empty())
1188     {
1189         #define SYSFNT(fnt) \
1190             if (name == _T(#fnt)) return wxSystemSettings::GetFont(fnt);
1191         SYSFNT(wxSYS_OEM_FIXED_FONT)
1192         SYSFNT(wxSYS_ANSI_FIXED_FONT)
1193         SYSFNT(wxSYS_ANSI_VAR_FONT)
1194         SYSFNT(wxSYS_SYSTEM_FONT)
1195         SYSFNT(wxSYS_DEVICE_DEFAULT_FONT)
1196         SYSFNT(wxSYS_DEFAULT_PALETTE)
1197         SYSFNT(wxSYS_SYSTEM_FIXED_FONT)
1198         SYSFNT(wxSYS_DEFAULT_GUI_FONT)
1199         #undef SYSFNT
1200     }
1201
1202     return wxNullFont;
1203 }
1204
1205 wxFont wxXmlResourceHandler::GetFont(const wxString& param)
1206 {
1207     wxXmlNode *font_node = GetParamNode(param);
1208     if (font_node == NULL)
1209     {
1210         wxLogError(_("Cannot find font node '%s'."), param.c_str());
1211         return wxNullFont;
1212     }
1213
1214     wxXmlNode *oldnode = m_node;
1215     m_node = font_node;
1216
1217     // font attributes:
1218
1219     // size
1220     int isize = wxDEFAULT;
1221     bool hasSize = HasParam(wxT("size"));
1222     if (hasSize)
1223         isize = GetLong(wxT("size"), wxDEFAULT);
1224
1225     // style
1226     int istyle = wxNORMAL;
1227     bool hasStyle = HasParam(wxT("style"));
1228     if (hasStyle)
1229     {
1230         wxString style = GetParamValue(wxT("style"));
1231         if (style == wxT("italic"))
1232             istyle = wxITALIC;
1233         else if (style == wxT("slant"))
1234             istyle = wxSLANT;
1235     }
1236
1237     // weight
1238     int iweight = wxNORMAL;
1239     bool hasWeight = HasParam(wxT("weight"));
1240     if (hasWeight)
1241     {
1242         wxString weight = GetParamValue(wxT("weight"));
1243         if (weight == wxT("bold"))
1244             iweight = wxBOLD;
1245         else if (weight == wxT("light"))
1246             iweight = wxLIGHT;
1247     }
1248
1249     // underline
1250     bool hasUnderlined = HasParam(wxT("underlined"));
1251     bool underlined = hasUnderlined ? GetBool(wxT("underlined"), false) : false;
1252
1253     // family and facename
1254     int ifamily = wxDEFAULT;
1255     bool hasFamily = HasParam(wxT("family"));
1256     if (hasFamily)
1257     {
1258         wxString family = GetParamValue(wxT("family"));
1259              if (family == wxT("decorative")) ifamily = wxDECORATIVE;
1260         else if (family == wxT("roman")) ifamily = wxROMAN;
1261         else if (family == wxT("script")) ifamily = wxSCRIPT;
1262         else if (family == wxT("swiss")) ifamily = wxSWISS;
1263         else if (family == wxT("modern")) ifamily = wxMODERN;
1264         else if (family == wxT("teletype")) ifamily = wxTELETYPE;
1265     }
1266
1267
1268     wxString facename;
1269     bool hasFacename = HasParam(wxT("face"));
1270     if (hasFacename)
1271     {
1272         wxString faces = GetParamValue(wxT("face"));
1273         wxFontEnumerator enu;
1274         enu.EnumerateFacenames();
1275         wxStringTokenizer tk(faces, wxT(","));
1276         while (tk.HasMoreTokens())
1277         {
1278             int index = enu.GetFacenames()->Index(tk.GetNextToken(), false);
1279             if (index != wxNOT_FOUND)
1280             {
1281                 facename = (*enu.GetFacenames())[index];
1282                 break;
1283             }
1284         }
1285     }
1286
1287     // encoding
1288     wxFontEncoding enc = wxFONTENCODING_DEFAULT;
1289     bool hasEncoding = HasParam(wxT("encoding"));
1290     if (hasEncoding)
1291     {
1292         wxString encoding = GetParamValue(wxT("encoding"));
1293         wxFontMapper mapper;
1294         if (!encoding.empty())
1295             enc = mapper.CharsetToEncoding(encoding);
1296         if (enc == wxFONTENCODING_SYSTEM)
1297             enc = wxFONTENCODING_DEFAULT;
1298     }
1299
1300     // is this font based on a system font?
1301     wxFont sysfont = GetSystemFont(GetParamValue(wxT("sysfont")));
1302
1303     if (sysfont.Ok())
1304     {
1305         if (hasSize)
1306             sysfont.SetPointSize(isize);
1307         else if (HasParam(wxT("relativesize")))
1308             sysfont.SetPointSize(int(sysfont.GetPointSize() *
1309                                      GetFloat(wxT("relativesize"))));
1310
1311         if (hasStyle)
1312             sysfont.SetStyle(istyle);
1313         if (hasWeight)
1314             sysfont.SetWeight(iweight);
1315         if (hasUnderlined)
1316             sysfont.SetUnderlined(underlined);
1317         if (hasFamily)
1318             sysfont.SetFamily(ifamily);
1319         if (hasFacename)
1320             sysfont.SetFaceName(facename);
1321         if (hasEncoding)
1322             sysfont.SetDefaultEncoding(enc);
1323
1324         m_node = oldnode;
1325         return sysfont;
1326     }
1327
1328     m_node = oldnode;
1329     return wxFont(isize, ifamily, istyle, iweight,
1330                   underlined, facename, enc);
1331 }
1332
1333
1334 void wxXmlResourceHandler::SetupWindow(wxWindow *wnd)
1335 {
1336     //FIXME : add cursor
1337
1338     if (HasParam(wxT("exstyle")))
1339         // Have to OR it with existing style, since
1340         // some implementations (e.g. wxGTK) use the extra style
1341         // during creation
1342         wnd->SetExtraStyle(wnd->GetExtraStyle() | GetStyle(wxT("exstyle")));
1343     if (HasParam(wxT("bg")))
1344         wnd->SetBackgroundColour(GetColour(wxT("bg")));
1345     if (HasParam(wxT("fg")))
1346         wnd->SetForegroundColour(GetColour(wxT("fg")));
1347     if (GetBool(wxT("enabled"), 1) == 0)
1348         wnd->Enable(false);
1349     if (GetBool(wxT("focused"), 0) == 1)
1350         wnd->SetFocus();
1351     if (GetBool(wxT("hidden"), 0) == 1)
1352         wnd->Show(false);
1353 #if wxUSE_TOOLTIPS
1354     if (HasParam(wxT("tooltip")))
1355         wnd->SetToolTip(GetText(wxT("tooltip")));
1356 #endif
1357     if (HasParam(wxT("font")))
1358         wnd->SetFont(GetFont());
1359 }
1360
1361
1362 void wxXmlResourceHandler::CreateChildren(wxObject *parent, bool this_hnd_only)
1363 {
1364     wxXmlNode *n = m_node->GetChildren();
1365
1366     while (n)
1367     {
1368         if (n->GetType() == wxXML_ELEMENT_NODE &&
1369            (n->GetName() == wxT("object") || n->GetName() == wxT("object_ref")))
1370         {
1371             m_resource->CreateResFromNode(n, parent, NULL,
1372                                           this_hnd_only ? this : NULL);
1373         }
1374         n = n->GetNext();
1375     }
1376 }
1377
1378
1379 void wxXmlResourceHandler::CreateChildrenPrivately(wxObject *parent, wxXmlNode *rootnode)
1380 {
1381     wxXmlNode *root;
1382     if (rootnode == NULL) root = m_node; else root = rootnode;
1383     wxXmlNode *n = root->GetChildren();
1384
1385     while (n)
1386     {
1387         if (n->GetType() == wxXML_ELEMENT_NODE && CanHandle(n))
1388         {
1389             CreateResource(n, parent, NULL);
1390         }
1391         n = n->GetNext();
1392     }
1393 }
1394
1395
1396
1397
1398
1399
1400
1401 // --------------- XRCID implementation -----------------------------
1402
1403 #define XRCID_TABLE_SIZE     1024
1404
1405
1406 struct XRCID_record
1407 {
1408     int id;
1409     wxChar *key;
1410     XRCID_record *next;
1411 };
1412
1413 static XRCID_record *XRCID_Records[XRCID_TABLE_SIZE] = {NULL};
1414
1415 static int XRCID_Lookup(const wxChar *str_id, int value_if_not_found = -2)
1416 {
1417     int index = 0;
1418
1419     for (const wxChar *c = str_id; *c != wxT('\0'); c++) index += (int)*c;
1420     index %= XRCID_TABLE_SIZE;
1421
1422     XRCID_record *oldrec = NULL;
1423     for (XRCID_record *rec = XRCID_Records[index]; rec; rec = rec->next)
1424     {
1425         if (wxStrcmp(rec->key, str_id) == 0)
1426         {
1427             return rec->id;
1428         }
1429         oldrec = rec;
1430     }
1431
1432     XRCID_record **rec_var = (oldrec == NULL) ?
1433                               &XRCID_Records[index] : &oldrec->next;
1434     *rec_var = new XRCID_record;
1435     (*rec_var)->key = wxStrdup(str_id);
1436     (*rec_var)->next = NULL;
1437
1438     wxChar *end;
1439     if (value_if_not_found != -2)
1440         (*rec_var)->id = value_if_not_found;
1441     else
1442     {
1443         int asint = wxStrtol(str_id, &end, 10);
1444         if (*str_id && *end == 0)
1445         {
1446             // if str_id was integer, keep it verbosely:
1447             (*rec_var)->id = asint;
1448         }
1449         else
1450         {
1451             (*rec_var)->id = wxNewId();
1452         }
1453     }
1454
1455     return (*rec_var)->id;
1456 }
1457
1458 /*static*/ int wxXmlResource::GetXRCID(const wxChar *str_id)
1459 {
1460     return XRCID_Lookup(str_id);
1461 }
1462
1463
1464 static void CleanXRCID_Record(XRCID_record *rec)
1465 {
1466     if (rec)
1467     {
1468         CleanXRCID_Record(rec->next);
1469         free(rec->key);
1470         delete rec;
1471     }
1472 }
1473
1474 static void CleanXRCID_Records()
1475 {
1476     for (int i = 0; i < XRCID_TABLE_SIZE; i++)
1477     {
1478         CleanXRCID_Record(XRCID_Records[i]);
1479         XRCID_Records[i] = NULL;
1480     }
1481 }
1482
1483 static void AddStdXRCID_Records()
1484 {
1485 #define stdID(id) XRCID_Lookup(wxT(#id), id)
1486     stdID(-1);
1487
1488     stdID(wxID_ANY);
1489     stdID(wxID_SEPARATOR);
1490
1491     stdID(wxID_OPEN);
1492     stdID(wxID_CLOSE);
1493     stdID(wxID_NEW);
1494     stdID(wxID_SAVE);
1495     stdID(wxID_SAVEAS);
1496     stdID(wxID_REVERT);
1497     stdID(wxID_EXIT);
1498     stdID(wxID_UNDO);
1499     stdID(wxID_REDO);
1500     stdID(wxID_HELP);
1501     stdID(wxID_PRINT);
1502     stdID(wxID_PRINT_SETUP);
1503     stdID(wxID_PREVIEW);
1504     stdID(wxID_ABOUT);
1505     stdID(wxID_HELP_CONTENTS);
1506     stdID(wxID_HELP_COMMANDS);
1507     stdID(wxID_HELP_PROCEDURES);
1508     stdID(wxID_HELP_CONTEXT);
1509     stdID(wxID_CLOSE_ALL);
1510     stdID(wxID_PREFERENCES);
1511     stdID(wxID_CUT);
1512     stdID(wxID_COPY);
1513     stdID(wxID_PASTE);
1514     stdID(wxID_CLEAR);
1515     stdID(wxID_FIND);
1516     stdID(wxID_DUPLICATE);
1517     stdID(wxID_SELECTALL);
1518     stdID(wxID_DELETE);
1519     stdID(wxID_REPLACE);
1520     stdID(wxID_REPLACE_ALL);
1521     stdID(wxID_PROPERTIES);
1522     stdID(wxID_VIEW_DETAILS);
1523     stdID(wxID_VIEW_LARGEICONS);
1524     stdID(wxID_VIEW_SMALLICONS);
1525     stdID(wxID_VIEW_LIST);
1526     stdID(wxID_VIEW_SORTDATE);
1527     stdID(wxID_VIEW_SORTNAME);
1528     stdID(wxID_VIEW_SORTSIZE);
1529     stdID(wxID_VIEW_SORTTYPE);
1530     stdID(wxID_FILE1);
1531     stdID(wxID_FILE2);
1532     stdID(wxID_FILE3);
1533     stdID(wxID_FILE4);
1534     stdID(wxID_FILE5);
1535     stdID(wxID_FILE6);
1536     stdID(wxID_FILE7);
1537     stdID(wxID_FILE8);
1538     stdID(wxID_FILE9);
1539     stdID(wxID_OK);
1540     stdID(wxID_CANCEL);
1541     stdID(wxID_APPLY);
1542     stdID(wxID_YES);
1543     stdID(wxID_NO);
1544     stdID(wxID_STATIC);
1545     stdID(wxID_FORWARD);
1546     stdID(wxID_BACKWARD);
1547     stdID(wxID_DEFAULT);
1548     stdID(wxID_MORE);
1549     stdID(wxID_SETUP);
1550     stdID(wxID_RESET);
1551     stdID(wxID_CONTEXT_HELP);
1552     stdID(wxID_YESTOALL);
1553     stdID(wxID_NOTOALL);
1554     stdID(wxID_ABORT);
1555     stdID(wxID_RETRY);
1556     stdID(wxID_IGNORE);
1557     stdID(wxID_ADD);
1558     stdID(wxID_REMOVE);
1559     stdID(wxID_UP);
1560     stdID(wxID_DOWN);
1561     stdID(wxID_HOME);
1562     stdID(wxID_REFRESH);
1563     stdID(wxID_STOP);
1564     stdID(wxID_INDEX);
1565     stdID(wxID_BOLD);
1566     stdID(wxID_ITALIC);
1567     stdID(wxID_JUSTIFY_CENTER);
1568     stdID(wxID_JUSTIFY_FILL);
1569     stdID(wxID_JUSTIFY_RIGHT);
1570     stdID(wxID_JUSTIFY_LEFT);
1571     stdID(wxID_UNDERLINE);
1572     stdID(wxID_INDENT);
1573     stdID(wxID_UNINDENT);
1574     stdID(wxID_ZOOM_100);
1575     stdID(wxID_ZOOM_FIT);
1576     stdID(wxID_ZOOM_IN);
1577     stdID(wxID_ZOOM_OUT);
1578     stdID(wxID_UNDELETE);
1579     stdID(wxID_REVERT_TO_SAVED);
1580     stdID(wxID_SYSTEM_MENU);
1581     stdID(wxID_CLOSE_FRAME);
1582     stdID(wxID_MOVE_FRAME);
1583     stdID(wxID_RESIZE_FRAME);
1584     stdID(wxID_MAXIMIZE_FRAME);
1585     stdID(wxID_ICONIZE_FRAME);
1586     stdID(wxID_RESTORE_FRAME);
1587
1588 #undef stdID
1589 }
1590
1591
1592
1593
1594
1595 // --------------- module and globals -----------------------------
1596
1597 class wxXmlResourceModule: public wxModule
1598 {
1599 DECLARE_DYNAMIC_CLASS(wxXmlResourceModule)
1600 public:
1601     wxXmlResourceModule() {}
1602     bool OnInit()
1603     {
1604         AddStdXRCID_Records();
1605         wxXmlResource::AddSubclassFactory(new wxXmlSubclassFactoryCXX);
1606         return true;
1607     }
1608     void OnExit()
1609     {
1610         delete wxXmlResource::Set(NULL);
1611         if(wxXmlResource::ms_subclassFactories)
1612             WX_CLEAR_LIST(wxXmlSubclassFactoriesList, *wxXmlResource::ms_subclassFactories);
1613         wxDELETE(wxXmlResource::ms_subclassFactories);
1614         CleanXRCID_Records();
1615     }
1616 };
1617
1618 IMPLEMENT_DYNAMIC_CLASS(wxXmlResourceModule, wxModule)
1619
1620
1621 // When wxXml is loaded dynamically after the application is already running
1622 // then the built-in module system won't pick this one up.  Add it manually.
1623 void wxXmlInitResourceModule()
1624 {
1625     wxModule* module = new wxXmlResourceModule;
1626     module->Init();
1627     wxModule::RegisterModule(module);
1628 }
1629
1630 #endif // wxUSE_XRC