src/xrc/xmlres.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/xrc/xmlres.cpp
   3 // Purpose:     XRC resources
   4 // Author:      Vaclav Slavik
   5 // Created:     2000/03/05
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2000 Vaclav Slavik
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // For compilers that support precompilation, includes "wx.h".
  12 #include "wx/wxprec.h"
  13
  14 #ifdef __BORLANDC__
  15     #pragma hdrstop
  16 #endif
  17
  18 #if wxUSE_XRC
  19
  20 #include "wx/xrc/xmlres.h"
  21
  22 #ifndef WX_PRECOMP
  23     #include "wx/intl.h"
  24     #include "wx/log.h"
  25     #include "wx/panel.h"
  26     #include "wx/frame.h"
  27     #include "wx/dialog.h"
  28     #include "wx/settings.h"
  29     #include "wx/bitmap.h"
  30     #include "wx/image.h"
  31     #include "wx/module.h"
  32     #include "wx/wxcrtvararg.h"
  33 #endif
  34
  35 #ifndef __WXWINCE__
  36     #include <locale.h>
  37 #endif
  38
  39 #include "wx/vector.h"
  40 #include "wx/wfstream.h"
  41 #include "wx/filesys.h"
  42 #include "wx/filename.h"
  43 #include "wx/tokenzr.h"
  44 #include "wx/fontenum.h"
  45 #include "wx/fontmap.h"
  46 #include "wx/artprov.h"
  47
  48 #include "wx/xml/xml.h"
  49
  50 class wxXmlResourceDataRecord
  51 {
  52 public:
  53     wxXmlResourceDataRecord() : Doc(NULL) {
  54 #if wxUSE_DATETIME
  55         Time = wxDateTime::Now();
  56 #endif
  57     }
  58     ~wxXmlResourceDataRecord() {delete Doc;}
  59
  60     wxString File;
  61     wxXmlDocument *Doc;
  62 #if wxUSE_DATETIME
  63     wxDateTime Time;
  64 #endif
  65 };
  66
  67 class wxXmlResourceDataRecords : public wxVector<wxXmlResourceDataRecord>
  68 {
  69     // this is a class so that it can be forward-declared
  70 };
  71
  72
  73 wxXmlResource *wxXmlResource::ms_instance = NULL;
  74
  75 /*static*/ wxXmlResource *wxXmlResource::Get()
  76 {
  77     if ( !ms_instance )
  78         ms_instance = new wxXmlResource;
  79     return ms_instance;
  80 }
  81
  82 /*static*/ wxXmlResource *wxXmlResource::Set(wxXmlResource *res)
  83 {
  84     wxXmlResource *old = ms_instance;
  85     ms_instance = res;
  86     return old;
  87 }
  88
  89 wxXmlResource::wxXmlResource(int flags, const wxString& domain)
  90 {
  91     m_flags = flags;
  92     m_version = -1;
  93     m_data = new wxXmlResourceDataRecords;
  94     SetDomain(domain);
  95 }
  96
  97 wxXmlResource::wxXmlResource(const wxString& filemask, int flags, const wxString& domain)
  98 {
  99     m_flags = flags;
 100     m_version = -1;
 101     m_data = new wxXmlResourceDataRecords;
 102     SetDomain(domain);
 103     Load(filemask);
 104 }
 105
 106 wxXmlResource::~wxXmlResource()
 107 {
 108     ClearHandlers();
 109
 110     delete m_data;
 111 }
 112
 113 void wxXmlResource::SetDomain(const wxString& domain)
 114 {
 115     m_domain = domain;
 116 }
 117
 118
 119 /* static */
 120 wxString wxXmlResource::ConvertFileNameToURL(const wxString& filename)
 121 {
 122     wxString fnd(filename);
 123
 124     // NB: as Load() and Unload() accept both filenames and URLs (should
 125     //     probably be changed to filenames only, but embedded resources
 126     //     currently rely on its ability to handle URLs - FIXME) we need to
 127     //     determine whether found name is filename and not URL and this is the
 128     //     fastest/simplest way to do it
 129     if (wxFileName::FileExists(fnd))
 130     {
 131         // Make the name absolute filename, because the app may
 132         // change working directory later:
 133         wxFileName fn(fnd);
 134         if (fn.IsRelative())
 135         {
 136             fn.MakeAbsolute();
 137             fnd = fn.GetFullPath();
 138         }
 139 #if wxUSE_FILESYSTEM
 140         fnd = wxFileSystem::FileNameToURL(fnd);
 141 #endif
 142     }
 143
 144     return fnd;
 145 }
 146
 147 #if wxUSE_FILESYSTEM
 148
 149 /* static */
 150 bool wxXmlResource::IsArchive(const wxString& filename)
 151 {
 152     const wxString fnd = filename.Lower();
 153
 154     return fnd.Matches(wxT("*.zip")) || fnd.Matches(wxT("*.xrs"));
 155 }
 156
 157 #endif // wxUSE_FILESYSTEM
 158
 159 bool wxXmlResource::Load(const wxString& filemask)
 160 {
 161     wxString fnd;
 162     bool iswild = wxIsWild(filemask);
 163     bool rt = true;
 164
 165 #if wxUSE_FILESYSTEM
 166     wxFileSystem fsys;
 167 #   define wxXmlFindFirst  fsys.FindFirst(filemask, wxFILE)
 168 #   define wxXmlFindNext   fsys.FindNext()
 169 #else
 170 #   define wxXmlFindFirst  wxFindFirstFile(filemask, wxFILE)
 171 #   define wxXmlFindNext   wxFindNextFile()
 172 #endif
 173     if (iswild)
 174         fnd = wxXmlFindFirst;
 175     else
 176         fnd = filemask;
 177     while (!fnd.empty())
 178     {
 179         fnd = ConvertFileNameToURL(fnd);
 180
 181 #if wxUSE_FILESYSTEM
 182         if ( IsArchive(fnd) )
 183         {
 184             rt = rt && Load(fnd + wxT("#zip:*.xrc"));
 185         }
 186         else // a single resource URL
 187 #endif // wxUSE_FILESYSTEM
 188         {
 189             wxXmlResourceDataRecord drec;
 190             drec.File = fnd;
 191             Data().push_back(drec);
 192         }
 193
 194         if (iswild)
 195             fnd = wxXmlFindNext;
 196         else
 197             fnd = wxEmptyString;
 198     }
 199 #   undef wxXmlFindFirst
 200 #   undef wxXmlFindNext
 201     return rt && UpdateResources();
 202 }
 203
 204 bool wxXmlResource::Unload(const wxString& filename)
 205 {
 206     wxASSERT_MSG( !wxIsWild(filename),
 207                     _T("wildcards not supported by wxXmlResource::Unload()") );
 208
 209     wxString fnd = ConvertFileNameToURL(filename);
 210 #if wxUSE_FILESYSTEM
 211     const bool isArchive = IsArchive(fnd);
 212     if ( isArchive )
 213         fnd += _T("#zip:");
 214 #endif // wxUSE_FILESYSTEM
 215
 216     bool unloaded = false;
 217     for ( wxXmlResourceDataRecords::iterator i = Data().begin();
 218           i != Data().end(); ++i )
 219     {
 220 #if wxUSE_FILESYSTEM
 221         if ( isArchive )
 222         {
 223             if ( i->File.StartsWith(fnd) )
 224                 unloaded = true;
 225             // don't break from the loop, we can have other matching files
 226         }
 227         else // a single resource URL
 228 #endif // wxUSE_FILESYSTEM
 229         {
 230             if ( i->File == fnd )
 231             {
 232                 Data().erase(i);
 233                 unloaded = true;
 234
 235                 // no sense in continuing, there is only one file with this URL
 236                 break;
 237             }
 238         }
 239     }
 240
 241     return unloaded;
 242 }
 243
 244
 245 IMPLEMENT_ABSTRACT_CLASS(wxXmlResourceHandler, wxObject)
 246
 247 void wxXmlResource::AddHandler(wxXmlResourceHandler *handler)
 248 {
 249     m_handlers.push_back(handler);
 250     handler->SetParentResource(this);
 251 }
 252
 253 void wxXmlResource::InsertHandler(wxXmlResourceHandler *handler)
 254 {
 255     m_handlers.insert(m_handlers.begin(), handler);
 256     handler->SetParentResource(this);
 257 }
 258
 259
 260
 261 void wxXmlResource::ClearHandlers()
 262 {
 263     for ( wxVector<wxXmlResourceHandler*>::iterator i = m_handlers.begin();
 264           i != m_handlers.end(); ++i )
 265         delete *i;
 266     m_handlers.clear();
 267 }
 268
 269
 270 wxMenu *wxXmlResource::LoadMenu(const wxString& name)
 271 {
 272     return (wxMenu*)CreateResFromNode(FindResource(name, wxT("wxMenu")), NULL, NULL);
 273 }
 274
 275
 276
 277 wxMenuBar *wxXmlResource::LoadMenuBar(wxWindow *parent, const wxString& name)
 278 {
 279     return (wxMenuBar*)CreateResFromNode(FindResource(name, wxT("wxMenuBar")), parent, NULL);
 280 }
 281
 282
 283
 284 #if wxUSE_TOOLBAR
 285 wxToolBar *wxXmlResource::LoadToolBar(wxWindow *parent, const wxString& name)
 286 {
 287     return (wxToolBar*)CreateResFromNode(FindResource(name, wxT("wxToolBar")), parent, NULL);
 288 }
 289 #endif
 290
 291
 292 wxDialog *wxXmlResource::LoadDialog(wxWindow *parent, const wxString& name)
 293 {
 294     return (wxDialog*)CreateResFromNode(FindResource(name, wxT("wxDialog")), parent, NULL);
 295 }
 296
 297 bool wxXmlResource::LoadDialog(wxDialog *dlg, wxWindow *parent, const wxString& name)
 298 {
 299     return CreateResFromNode(FindResource(name, wxT("wxDialog")), parent, dlg) != NULL;
 300 }
 301
 302
 303
 304 wxPanel *wxXmlResource::LoadPanel(wxWindow *parent, const wxString& name)
 305 {
 306     return (wxPanel*)CreateResFromNode(FindResource(name, wxT("wxPanel")), parent, NULL);
 307 }
 308
 309 bool wxXmlResource::LoadPanel(wxPanel *panel, wxWindow *parent, const wxString& name)
 310 {
 311     return CreateResFromNode(FindResource(name, wxT("wxPanel")), parent, panel) != NULL;
 312 }
 313
 314 wxFrame *wxXmlResource::LoadFrame(wxWindow* parent, const wxString& name)
 315 {
 316     return (wxFrame*)CreateResFromNode(FindResource(name, wxT("wxFrame")), parent, NULL);
 317 }
 318
 319 bool wxXmlResource::LoadFrame(wxFrame* frame, wxWindow *parent, const wxString& name)
 320 {
 321     return CreateResFromNode(FindResource(name, wxT("wxFrame")), parent, frame) != NULL;
 322 }
 323
 324 wxBitmap wxXmlResource::LoadBitmap(const wxString& name)
 325 {
 326     wxBitmap *bmp = (wxBitmap*)CreateResFromNode(
 327                                FindResource(name, wxT("wxBitmap")), NULL, NULL);
 328     wxBitmap rt;
 329
 330     if (bmp) { rt = *bmp; delete bmp; }
 331     return rt;
 332 }
 333
 334 wxIcon wxXmlResource::LoadIcon(const wxString& name)
 335 {
 336     wxIcon *icon = (wxIcon*)CreateResFromNode(
 337                             FindResource(name, wxT("wxIcon")), NULL, NULL);
 338     wxIcon rt;
 339
 340     if (icon) { rt = *icon; delete icon; }
 341     return rt;
 342 }
 343
 344
 345 wxObject *wxXmlResource::LoadObject(wxWindow *parent, const wxString& name, const wxString& classname)
 346 {
 347     return CreateResFromNode(FindResource(name, classname), parent, NULL);
 348 }
 349
 350 bool wxXmlResource::LoadObject(wxObject *instance, wxWindow *parent, const wxString& name, const wxString& classname)
 351 {
 352     return CreateResFromNode(FindResource(name, classname), parent, instance) != NULL;
 353 }
 354
 355
 356 bool wxXmlResource::AttachUnknownControl(const wxString& name,
 357                                          wxWindow *control, wxWindow *parent)
 358 {
 359     if (parent == NULL)
 360         parent = control->GetParent();
 361     wxWindow *container = parent->FindWindow(name + wxT("_container"));
 362     if (!container)
 363     {
 364         wxLogError(_("Cannot find container for unknown control '%s'."), name.c_str());
 365         return false;
 366     }
 367     return control->Reparent(container);
 368 }
 369
 370
 371 static void ProcessPlatformProperty(wxXmlNode *node)
 372 {
 373     wxString s;
 374     bool isok;
 375
 376     wxXmlNode *c = node->GetChildren();
 377     while (c)
 378     {
 379         isok = false;
 380         if (!c->GetAttribute(wxT("platform"), &s))
 381             isok = true;
 382         else
 383         {
 384             wxStringTokenizer tkn(s, wxT(" |"));
 385
 386             while (tkn.HasMoreTokens())
 387             {
 388                 s = tkn.GetNextToken();
 389 #ifdef __WINDOWS__
 390                 if (s == wxT("win")) isok = true;
 391 #endif
 392 #if defined(__MAC__) || defined(__APPLE__)
 393                 if (s == wxT("mac")) isok = true;
 394 #elif defined(__UNIX__)
 395                 if (s == wxT("unix")) isok = true;
 396 #endif
 397 #ifdef __OS2__
 398                 if (s == wxT("os2")) isok = true;
 399 #endif
 400
 401                 if (isok)
 402                     break;
 403             }
 404         }
 405
 406         if (isok)
 407         {
 408             ProcessPlatformProperty(c);
 409             c = c->GetNext();
 410         }
 411         else
 412         {
 413             wxXmlNode *c2 = c->GetNext();
 414             node->RemoveChild(c);
 415             delete c;
 416             c = c2;
 417         }
 418     }
 419 }
 420
 421
 422
 423 bool wxXmlResource::UpdateResources()
 424 {
 425     bool rt = true;
 426     bool modif;
 427 #   if wxUSE_FILESYSTEM
 428     wxFSFile *file = NULL;
 429     wxUnusedVar(file);
 430     wxFileSystem fsys;
 431 #   endif
 432
 433     wxString encoding(wxT("UTF-8"));
 434 #if !wxUSE_UNICODE && wxUSE_INTL
 435     if ( (GetFlags() & wxXRC_USE_LOCALE) == 0 )
 436     {
 437         // In case we are not using wxLocale to translate strings, convert the
 438         // strings GUI's charset. This must not be done when wxXRC_USE_LOCALE
 439         // is on, because it could break wxGetTranslation lookup.
 440         encoding = wxLocale::GetSystemEncodingName();
 441     }
 442 #endif
 443
 444     for ( wxXmlResourceDataRecords::iterator i = Data().begin();
 445           i != Data().end(); ++i )
 446     {
 447         modif = (i->Doc == NULL);
 448
 449         if (!modif && !(m_flags & wxXRC_NO_RELOADING))
 450         {
 451 #           if wxUSE_FILESYSTEM
 452             file = fsys.OpenFile(i->File);
 453 #           if wxUSE_DATETIME
 454             modif = file && file->GetModificationTime() > i->Time;
 455 #           else // wxUSE_DATETIME
 456             modif = true;
 457 #           endif // wxUSE_DATETIME
 458             if (!file)
 459             {
 460                 wxLogError(_("Cannot open file '%s'."), i->File.c_str());
 461                 rt = false;
 462             }
 463             wxDELETE(file);
 464             wxUnusedVar(file);
 465 #           else // wxUSE_FILESYSTEM
 466 #           if wxUSE_DATETIME
 467             modif = wxDateTime(wxFileModificationTime(i->File)) > i->Time;
 468 #           else // wxUSE_DATETIME
 469             modif = true;
 470 #           endif // wxUSE_DATETIME
 471 #           endif // wxUSE_FILESYSTEM
 472         }
 473
 474         if (modif)
 475         {
 476             wxLogTrace(_T("xrc"),
 477                        _T("opening file '%s'"), i->File.c_str());
 478
 479             wxInputStream *stream = NULL;
 480
 481 #           if wxUSE_FILESYSTEM
 482             file = fsys.OpenFile(i->File);
 483             if (file)
 484                 stream = file->GetStream();
 485 #           else
 486             stream = new wxFileInputStream(i->File);
 487 #           endif
 488
 489             if (stream)
 490             {
 491                 delete i->Doc;
 492                 i->Doc = new wxXmlDocument;
 493             }
 494             if (!stream || !i->Doc->Load(*stream, encoding))
 495             {
 496                 wxLogError(_("Cannot load resources from file '%s'."),
 497                            i->File.c_str());
 498                 wxDELETE(i->Doc);
 499                 rt = false;
 500             }
 501             else if (i->Doc->GetRoot()->GetName() != wxT("resource"))
 502             {
 503                 wxLogError(_("Invalid XRC resource '%s': doesn't have root node 'resource'."), i->File.c_str());
 504                 wxDELETE(i->Doc);
 505                 rt = false;
 506             }
 507             else
 508             {
 509                 long version;
 510                 int v1, v2, v3, v4;
 511                 wxString verstr = i->Doc->GetRoot()->GetAttribute(
 512                                       wxT("version"), wxT("0.0.0.0"));
 513                 if (wxSscanf(verstr.c_str(), wxT("%i.%i.%i.%i"),
 514                     &v1, &v2, &v3, &v4) == 4)
 515                     version = v1*256*256*256+v2*256*256+v3*256+v4;
 516                 else
 517                     version = 0;
 518                 if (m_version == -1)
 519                     m_version = version;
 520                 if (m_version != version)
 521                 {
 522                     wxLogError(_("Resource files must have same version number!"));
 523                     rt = false;
 524                 }
 525
 526                 ProcessPlatformProperty(i->Doc->GetRoot());
 527 #if wxUSE_DATETIME
 528 #if wxUSE_FILESYSTEM
 529                 i->Time = file->GetModificationTime();
 530 #else // wxUSE_FILESYSTEM
 531                 i->Time = wxDateTime(wxFileModificationTime(i->File));
 532 #endif // wxUSE_FILESYSTEM
 533 #endif // wxUSE_DATETIME
 534             }
 535
 536 #           if wxUSE_FILESYSTEM
 537                 wxDELETE(file);
 538                 wxUnusedVar(file);
 539 #           else
 540                 wxDELETE(stream);
 541 #           endif
 542         }
 543     }
 544
 545     return rt;
 546 }
 547
 548
 549 wxXmlNode *wxXmlResource::DoFindResource(wxXmlNode *parent,
 550                                          const wxString& name,
 551                                          const wxString& classname,
 552                                          bool recursive)
 553 {
 554     wxString dummy;
 555     wxXmlNode *node;
 556
 557     // first search for match at the top-level nodes (as this is
 558     // where the resource is most commonly looked for):
 559     for (node = parent->GetChildren(); node; node = node->GetNext())
 560     {
 561         if ( node->GetType() == wxXML_ELEMENT_NODE &&
 562                  (node->GetName() == wxT("object") ||
 563                   node->GetName() == wxT("object_ref")) &&
 564              node->GetAttribute(wxT("name"), &dummy) && dummy == name )
 565         {
 566             wxString cls(node->GetAttribute(wxT("class"), wxEmptyString));
 567             if (!classname || cls == classname)
 568                 return node;
 569             // object_ref may not have 'class' attribute:
 570             if (cls.empty() && node->GetName() == wxT("object_ref"))
 571             {
 572                 wxString refName = node->GetAttribute(wxT("ref"), wxEmptyString);
 573                 if (refName.empty())
 574                     continue;
 575                 wxXmlNode* refNode = FindResource(refName, wxEmptyString, true);
 576                 if (refNode &&
 577                     refNode->GetAttribute(wxT("class"), wxEmptyString) == classname)
 578                 {
 579                     return node;
 580                 }
 581             }
 582         }
 583     }
 584
 585     if ( recursive )
 586         for (node = parent->GetChildren(); node; node = node->GetNext())
 587         {
 588             if ( node->GetType() == wxXML_ELEMENT_NODE &&
 589                  (node->GetName() == wxT("object") ||
 590                   node->GetName() == wxT("object_ref")) )
 591             {
 592                 wxXmlNode* found = DoFindResource(node, name, classname, true);
 593                 if ( found )
 594                     return found;
 595             }
 596         }
 597
 598    return NULL;
 599 }
 600
 601 wxXmlNode *wxXmlResource::FindResource(const wxString& name,
 602                                        const wxString& classname,
 603                                        bool recursive)
 604 {
 605     UpdateResources(); //ensure everything is up-to-date
 606
 607     wxString dummy;
 608     for ( wxXmlResourceDataRecords::const_iterator f = Data().begin();
 609           f != Data().end(); ++f )
 610     {
 611         if ( f->Doc == NULL || f->Doc->GetRoot() == NULL )
 612             continue;
 613
 614         wxXmlNode* found = DoFindResource(f->Doc->GetRoot(),
 615                                           name, classname, recursive);
 616         if ( found )
 617         {
 618 #if wxUSE_FILESYSTEM
 619             m_curFileSystem.ChangePathTo(f->File);
 620 #endif
 621             return found;
 622         }
 623     }
 624
 625     wxLogError(_("XRC resource '%s' (class '%s') not found!"),
 626                name.c_str(), classname.c_str());
 627     return NULL;
 628 }
 629
 630 static void MergeNodes(wxXmlNode& dest, wxXmlNode& with)
 631 {
 632     // Merge attributes:
 633     for ( wxXmlAttribute *attr = with.GetAttributes();
 634           attr; attr = attr->GetNext() )
 635     {
 636         wxXmlAttribute *dattr;
 637         for (dattr = dest.GetAttributes(); dattr; dattr = dattr->GetNext())
 638         {
 639
 640             if ( dattr->GetName() == attr->GetName() )
 641             {
 642                 dattr->SetValue(attr->GetValue());
 643                 break;
 644             }
 645         }
 646
 647         if ( !dattr )
 648             dest.AddAttribute(attr->GetName(), attr->GetValue());
 649    }
 650
 651     // Merge child nodes:
 652     for (wxXmlNode* node = with.GetChildren(); node; node = node->GetNext())
 653     {
 654         wxString name = node->GetAttribute(wxT("name"), wxEmptyString);
 655         wxXmlNode *dnode;
 656
 657         for (dnode = dest.GetChildren(); dnode; dnode = dnode->GetNext() )
 658         {
 659             if ( dnode->GetName() == node->GetName() &&
 660                  dnode->GetAttribute(wxT("name"), wxEmptyString) == name &&
 661                  dnode->GetType() == node->GetType() )
 662             {
 663                 MergeNodes(*dnode, *node);
 664                 break;
 665             }
 666         }
 667
 668         if ( !dnode )
 669         {
 670             static const wxChar *AT_END = wxT("end");
 671             wxString insert_pos = node->GetAttribute(wxT("insert_at"), AT_END);
 672             if ( insert_pos == AT_END )
 673             {
 674                 dest.AddChild(new wxXmlNode(*node));
 675             }
 676             else if ( insert_pos == wxT("begin") )
 677             {
 678                 dest.InsertChild(new wxXmlNode(*node), dest.GetChildren());
 679             }
 680         }
 681     }
 682
 683     if ( dest.GetType() == wxXML_TEXT_NODE && with.GetContent().length() )
 684          dest.SetContent(with.GetContent());
 685 }
 686
 687 wxObject *wxXmlResource::CreateResFromNode(wxXmlNode *node, wxObject *parent,
 688                                            wxObject *instance,
 689                                            wxXmlResourceHandler *handlerToUse)
 690 {
 691     if (node == NULL) return NULL;
 692
 693     // handling of referenced resource
 694     if ( node->GetName() == wxT("object_ref") )
 695     {
 696         wxString refName = node->GetAttribute(wxT("ref"), wxEmptyString);
 697         wxXmlNode* refNode = FindResource(refName, wxEmptyString, true);
 698
 699         if ( !refNode )
 700         {
 701             wxLogError(_("Referenced object node with ref=\"%s\" not found!"),
 702                        refName.c_str());
 703             return NULL;
 704         }
 705
 706         wxXmlNode copy(*refNode);
 707         MergeNodes(copy, *node);
 708
 709         return CreateResFromNode(&copy, parent, instance);
 710     }
 711
 712     if (handlerToUse)
 713     {
 714         if (handlerToUse->CanHandle(node))
 715         {
 716             return handlerToUse->CreateResource(node, parent, instance);
 717         }
 718     }
 719     else if (node->GetName() == wxT("object"))
 720     {
 721         for ( wxVector<wxXmlResourceHandler*>::iterator h = m_handlers.begin();
 722               h != m_handlers.end(); ++h )
 723         {
 724             wxXmlResourceHandler *handler = *h;
 725             if (handler->CanHandle(node))
 726                 return handler->CreateResource(node, parent, instance);
 727         }
 728     }
 729
 730     wxLogError(_("No handler found for XML node '%s', class '%s'!"),
 731                node->GetName().c_str(),
 732                node->GetAttribute(wxT("class"), wxEmptyString).c_str());
 733     return NULL;
 734 }
 735
 736
 737 class wxXmlSubclassFactories : public wxVector<wxXmlSubclassFactory*>
 738 {
 739     // this is a class so that it can be forward-declared
 740 };
 741
 742 wxXmlSubclassFactories *wxXmlResource::ms_subclassFactories = NULL;
 743
 744 /*static*/ void wxXmlResource::AddSubclassFactory(wxXmlSubclassFactory *factory)
 745 {
 746     if (!ms_subclassFactories)
 747     {
 748         ms_subclassFactories = new wxXmlSubclassFactories;
 749     }
 750     ms_subclassFactories->push_back(factory);
 751 }
 752
 753 class wxXmlSubclassFactoryCXX : public wxXmlSubclassFactory
 754 {
 755 public:
 756     ~wxXmlSubclassFactoryCXX() {}
 757
 758     wxObject *Create(const wxString& className)
 759     {
 760         wxClassInfo* classInfo = wxClassInfo::FindClass(className);
 761
 762         if (classInfo)
 763             return classInfo->CreateObject();
 764         else
 765             return NULL;
 766     }
 767 };
 768
 769
 770
 771
 772 wxXmlResourceHandler::wxXmlResourceHandler()
 773         : m_node(NULL), m_parent(NULL), m_instance(NULL),
 774           m_parentAsWindow(NULL)
 775 {}
 776
 777
 778
 779 wxObject *wxXmlResourceHandler::CreateResource(wxXmlNode *node, wxObject *parent, wxObject *instance)
 780 {
 781     wxXmlNode *myNode = m_node;
 782     wxString myClass = m_class;
 783     wxObject *myParent = m_parent, *myInstance = m_instance;
 784     wxWindow *myParentAW = m_parentAsWindow;
 785
 786     m_instance = instance;
 787     if (!m_instance && node->HasAttribute(wxT("subclass")) &&
 788         !(m_resource->GetFlags() & wxXRC_NO_SUBCLASSING))
 789     {
 790         wxString subclass = node->GetAttribute(wxT("subclass"), wxEmptyString);
 791         if (!subclass.empty())
 792         {
 793             for (wxXmlSubclassFactories::iterator i = wxXmlResource::ms_subclassFactories->begin();
 794                  i != wxXmlResource::ms_subclassFactories->end(); ++i)
 795             {
 796                 m_instance = (*i)->Create(subclass);
 797                 if (m_instance)
 798                     break;
 799             }
 800
 801             if (!m_instance)
 802             {
 803                 wxString name = node->GetAttribute(wxT("name"), wxEmptyString);
 804                 wxLogError(_("Subclass '%s' not found for resource '%s', not subclassing!"),
 805                            subclass.c_str(), name.c_str());
 806             }
 807         }
 808     }
 809
 810     m_node = node;
 811     m_class = node->GetAttribute(wxT("class"), wxEmptyString);
 812     m_parent = parent;
 813     m_parentAsWindow = wxDynamicCast(m_parent, wxWindow);
 814
 815     wxObject *returned = DoCreateResource();
 816
 817     m_node = myNode;
 818     m_class = myClass;
 819     m_parent = myParent; m_parentAsWindow = myParentAW;
 820     m_instance = myInstance;
 821
 822     return returned;
 823 }
 824
 825
 826 void wxXmlResourceHandler::AddStyle(const wxString& name, int value)
 827 {
 828     m_styleNames.Add(name);
 829     m_styleValues.Add(value);
 830 }
 831
 832
 833
 834 void wxXmlResourceHandler::AddWindowStyles()
 835 {
 836     XRC_ADD_STYLE(wxCLIP_CHILDREN);
 837
 838     // the border styles all have the old and new names, recognize both for now
 839     XRC_ADD_STYLE(wxSIMPLE_BORDER); XRC_ADD_STYLE(wxBORDER_SIMPLE);
 840     XRC_ADD_STYLE(wxSUNKEN_BORDER); XRC_ADD_STYLE(wxBORDER_SUNKEN);
 841     XRC_ADD_STYLE(wxDOUBLE_BORDER); XRC_ADD_STYLE(wxBORDER_DOUBLE);
 842     XRC_ADD_STYLE(wxRAISED_BORDER); XRC_ADD_STYLE(wxBORDER_RAISED);
 843     XRC_ADD_STYLE(wxSTATIC_BORDER); XRC_ADD_STYLE(wxBORDER_STATIC);
 844     XRC_ADD_STYLE(wxNO_BORDER);     XRC_ADD_STYLE(wxBORDER_NONE);
 845
 846     XRC_ADD_STYLE(wxTRANSPARENT_WINDOW);
 847     XRC_ADD_STYLE(wxWANTS_CHARS);
 848     XRC_ADD_STYLE(wxTAB_TRAVERSAL);
 849     XRC_ADD_STYLE(wxNO_FULL_REPAINT_ON_RESIZE);
 850     XRC_ADD_STYLE(wxFULL_REPAINT_ON_RESIZE);
 851     XRC_ADD_STYLE(wxALWAYS_SHOW_SB);
 852     XRC_ADD_STYLE(wxWS_EX_BLOCK_EVENTS);
 853     XRC_ADD_STYLE(wxWS_EX_VALIDATE_RECURSIVELY);
 854 }
 855
 856
 857
 858 bool wxXmlResourceHandler::HasParam(const wxString& param)
 859 {
 860     return (GetParamNode(param) != NULL);
 861 }
 862
 863
 864 int wxXmlResourceHandler::GetStyle(const wxString& param, int defaults)
 865 {
 866     wxString s = GetParamValue(param);
 867
 868     if (!s) return defaults;
 869
 870     wxStringTokenizer tkn(s, wxT("| \t\n"), wxTOKEN_STRTOK);
 871     int style = 0;
 872     int index;
 873     wxString fl;
 874     while (tkn.HasMoreTokens())
 875     {
 876         fl = tkn.GetNextToken();
 877         index = m_styleNames.Index(fl);
 878         if (index != wxNOT_FOUND)
 879             style |= m_styleValues[index];
 880         else
 881             wxLogError(_("Unknown style flag ") + fl);
 882     }
 883     return style;
 884 }
 885
 886
 887
 888 wxString wxXmlResourceHandler::GetText(const wxString& param, bool translate)
 889 {
 890     wxXmlNode *parNode = GetParamNode(param);
 891     wxString str1(GetNodeContent(parNode));
 892     wxString str2;
 893     const wxChar *dt;
 894     wxChar amp_char;
 895
 896     // VS: First version of XRC resources used $ instead of & (which is
 897     //     illegal in XML), but later I realized that '_' fits this purpose
 898     //     much better (because &File means "File with F underlined").
 899     if (m_resource->CompareVersion(2,3,0,1) < 0)
 900         amp_char = wxT('$');
 901     else
 902         amp_char = wxT('_');
 903
 904     for (dt = str1.c_str(); *dt; dt++)
 905     {
 906         // Remap amp_char to &, map double amp_char to amp_char (for things
 907         // like "&File..." -- this is illegal in XML, so we use "_File..."):
 908         if (*dt == amp_char)
 909         {
 910             if ( *(++dt) == amp_char )
 911                 str2 << amp_char;
 912             else
 913                 str2 << wxT('&') << *dt;
 914         }
 915         // Remap \n to CR, \r to LF, \t to TAB, \\ to \:
 916         else if (*dt == wxT('\\'))
 917             switch (*(++dt))
 918             {
 919                 case wxT('n'):
 920                     str2 << wxT('\n');
 921                     break;
 922
 923                 case wxT('t'):
 924                     str2 << wxT('\t');
 925                     break;
 926
 927                 case wxT('r'):
 928                     str2 << wxT('\r');
 929                     break;
 930
 931                 case wxT('\\') :
 932                     // "\\" wasn't translated to "\" prior to 2.5.3.0:
 933                     if (m_resource->CompareVersion(2,5,3,0) >= 0)
 934                     {
 935                         str2 << wxT('\\');
 936                         break;
 937                     }
 938                     // else fall-through to default: branch below
 939
 940                 default:
 941                     str2 << wxT('\\') << *dt;
 942                     break;
 943             }
 944         else str2 << *dt;
 945     }
 946
 947     if (m_resource->GetFlags() & wxXRC_USE_LOCALE)
 948     {
 949         if (translate && parNode &&
 950             parNode->GetAttribute(wxT("translate"), wxEmptyString) != wxT("0"))
 951         {
 952             return wxGetTranslation(str2, m_resource->GetDomain());
 953         }
 954         else
 955         {
 956 #if wxUSE_UNICODE
 957             return str2;
 958 #else
 959             // The string is internally stored as UTF-8, we have to convert
 960             // it into system's default encoding so that it can be displayed:
 961             return wxString(str2.mb_str(wxConvUTF8), wxConvLocal);
 962 #endif
 963         }
 964     }
 965
 966     // If wxXRC_USE_LOCALE is not set, then the string is already in
 967     // system's default encoding in ANSI build, so we don't have to
 968     // do anything special here.
 969     return str2;
 970 }
 971
 972
 973
 974 long wxXmlResourceHandler::GetLong(const wxString& param, long defaultv)
 975 {
 976     long value;
 977     wxString str1 = GetParamValue(param);
 978
 979     if (!str1.ToLong(&value))
 980         value = defaultv;
 981
 982     return value;
 983 }
 984
 985 float wxXmlResourceHandler::GetFloat(const wxString& param, float defaultv)
 986 {
 987     wxString str = GetParamValue(param);
 988
 989     // strings in XRC always use C locale but wxString::ToDouble() uses the
 990     // current one, so transform the string to it supposing that the only
 991     // difference between them is the decimal separator
 992     //
 993     // TODO: use wxString::ToCDouble() when we have it
 994     str.Replace(wxT("."), wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT,
 995                                             wxLOCALE_CAT_NUMBER));
 996
 997     double value;
 998     if (!str.ToDouble(&value))
 999         value = defaultv;
1000
1001     return wx_truncate_cast(float, value);
1002 }
1003
1004
1005 int wxXmlResourceHandler::GetID()
1006 {
1007     return wxXmlResource::GetXRCID(GetName());
1008 }
1009
1010
1011
1012 wxString wxXmlResourceHandler::GetName()
1013 {
1014     return m_node->GetAttribute(wxT("name"), wxT("-1"));
1015 }
1016
1017
1018
1019 bool wxXmlResourceHandler::GetBool(const wxString& param, bool defaultv)
1020 {
1021     wxString v = GetParamValue(param);
1022     v.MakeLower();
1023     if (!v) return defaultv;
1024
1025     return (v == wxT("1"));
1026 }
1027
1028
1029 static wxColour GetSystemColour(const wxString& name)
1030 {
1031     if (!name.empty())
1032     {
1033         #define SYSCLR(clr) \
1034             if (name == _T(#clr)) return wxSystemSettings::GetColour(clr);
1035         SYSCLR(wxSYS_COLOUR_SCROLLBAR)
1036         SYSCLR(wxSYS_COLOUR_BACKGROUND)
1037         SYSCLR(wxSYS_COLOUR_DESKTOP)
1038         SYSCLR(wxSYS_COLOUR_ACTIVECAPTION)
1039         SYSCLR(wxSYS_COLOUR_INACTIVECAPTION)
1040         SYSCLR(wxSYS_COLOUR_MENU)
1041         SYSCLR(wxSYS_COLOUR_WINDOW)
1042         SYSCLR(wxSYS_COLOUR_WINDOWFRAME)
1043         SYSCLR(wxSYS_COLOUR_MENUTEXT)
1044         SYSCLR(wxSYS_COLOUR_WINDOWTEXT)
1045         SYSCLR(wxSYS_COLOUR_CAPTIONTEXT)
1046         SYSCLR(wxSYS_COLOUR_ACTIVEBORDER)
1047         SYSCLR(wxSYS_COLOUR_INACTIVEBORDER)
1048         SYSCLR(wxSYS_COLOUR_APPWORKSPACE)
1049         SYSCLR(wxSYS_COLOUR_HIGHLIGHT)
1050         SYSCLR(wxSYS_COLOUR_HIGHLIGHTTEXT)
1051         SYSCLR(wxSYS_COLOUR_BTNFACE)
1052         SYSCLR(wxSYS_COLOUR_3DFACE)
1053         SYSCLR(wxSYS_COLOUR_BTNSHADOW)
1054         SYSCLR(wxSYS_COLOUR_3DSHADOW)
1055         SYSCLR(wxSYS_COLOUR_GRAYTEXT)
1056         SYSCLR(wxSYS_COLOUR_BTNTEXT)
1057         SYSCLR(wxSYS_COLOUR_INACTIVECAPTIONTEXT)
1058         SYSCLR(wxSYS_COLOUR_BTNHIGHLIGHT)
1059         SYSCLR(wxSYS_COLOUR_BTNHILIGHT)
1060         SYSCLR(wxSYS_COLOUR_3DHIGHLIGHT)
1061         SYSCLR(wxSYS_COLOUR_3DHILIGHT)
1062         SYSCLR(wxSYS_COLOUR_3DDKSHADOW)
1063         SYSCLR(wxSYS_COLOUR_3DLIGHT)
1064         SYSCLR(wxSYS_COLOUR_INFOTEXT)
1065         SYSCLR(wxSYS_COLOUR_INFOBK)
1066         SYSCLR(wxSYS_COLOUR_LISTBOX)
1067         SYSCLR(wxSYS_COLOUR_HOTLIGHT)
1068         SYSCLR(wxSYS_COLOUR_GRADIENTACTIVECAPTION)
1069         SYSCLR(wxSYS_COLOUR_GRADIENTINACTIVECAPTION)
1070         SYSCLR(wxSYS_COLOUR_MENUHILIGHT)
1071         SYSCLR(wxSYS_COLOUR_MENUBAR)
1072         #undef SYSCLR
1073     }
1074
1075     return wxNullColour;
1076 }
1077
1078 wxColour wxXmlResourceHandler::GetColour(const wxString& param, const wxColour& defaultv)
1079 {
1080     wxString v = GetParamValue(param);
1081
1082     if ( v.empty() )
1083         return defaultv;
1084
1085     wxColour clr;
1086
1087     // wxString -> wxColour conversion
1088     if (!clr.Set(v))
1089     {
1090         // the colour doesn't use #RRGGBB format, check if it is symbolic
1091         // colour name:
1092         clr = GetSystemColour(v);
1093         if (clr.Ok())
1094             return clr;
1095
1096         wxLogError(_("XRC resource: Incorrect colour specification '%s' for attribute '%s'."),
1097                    v.c_str(), param.c_str());
1098         return wxNullColour;
1099     }
1100
1101     return clr;
1102 }
1103
1104
1105
1106 wxBitmap wxXmlResourceHandler::GetBitmap(const wxString& param,
1107                                          const wxArtClient& defaultArtClient,
1108                                          wxSize size)
1109 {
1110     /* If the bitmap is specified as stock item, query wxArtProvider for it: */
1111     wxXmlNode *bmpNode = GetParamNode(param);
1112     if ( bmpNode )
1113     {
1114         wxString sid = bmpNode->GetAttribute(wxT("stock_id"), wxEmptyString);
1115         if ( !sid.empty() )
1116         {
1117             wxString scl = bmpNode->GetAttribute(wxT("stock_client"), wxEmptyString);
1118             if (scl.empty())
1119                 scl = defaultArtClient;
1120             else
1121                 scl = wxART_MAKE_CLIENT_ID_FROM_STR(scl);
1122
1123             wxBitmap stockArt =
1124                 wxArtProvider::GetBitmap(wxART_MAKE_ART_ID_FROM_STR(sid),
1125                                          scl, size);
1126             if ( stockArt.Ok() )
1127                 return stockArt;
1128         }
1129     }
1130
1131     /* ...or load the bitmap from file: */
1132     wxString name = GetParamValue(param);
1133     if (name.empty()) return wxNullBitmap;
1134 #if wxUSE_FILESYSTEM
1135     wxFSFile *fsfile = GetCurFileSystem().OpenFile(name, wxFS_READ | wxFS_SEEKABLE);
1136     if (fsfile == NULL)
1137     {
1138         wxLogError(_("XRC resource: Cannot create bitmap from '%s'."),
1139                    name.c_str());
1140         return wxNullBitmap;
1141     }
1142     wxImage img(*(fsfile->GetStream()));
1143     delete fsfile;
1144 #else
1145     wxImage img(name);
1146 #endif
1147
1148     if (!img.Ok())
1149     {
1150         wxLogError(_("XRC resource: Cannot create bitmap from '%s'."),
1151                    name.c_str());
1152         return wxNullBitmap;
1153     }
1154     if (!(size == wxDefaultSize)) img.Rescale(size.x, size.y);
1155     return wxBitmap(img);
1156 }
1157
1158 #if wxUSE_ANIMATIONCTRL
1159 wxAnimation wxXmlResourceHandler::GetAnimation(const wxString& param)
1160 {
1161     wxAnimation ani;
1162
1163     /* load the animation from file: */
1164     wxString name = GetParamValue(param);
1165     if (name.empty()) return wxNullAnimation;
1166 #if wxUSE_FILESYSTEM
1167     wxFSFile *fsfile = GetCurFileSystem().OpenFile(name, wxFS_READ | wxFS_SEEKABLE);
1168     if (fsfile == NULL)
1169     {
1170         wxLogError(_("XRC resource: Cannot create animation from '%s'."),
1171                    name.c_str());
1172         return wxNullAnimation;
1173     }
1174     ani.Load(*(fsfile->GetStream()));
1175     delete fsfile;
1176 #else
1177     ani.LoadFile(name);
1178 #endif
1179
1180     if (!ani.IsOk())
1181     {
1182         wxLogError(_("XRC resource: Cannot create animation from '%s'."),
1183                    name.c_str());
1184         return wxNullAnimation;
1185     }
1186
1187     return ani;
1188 }
1189 #endif      // wxUSE_ANIMATIONCTRL
1190
1191
1192
1193 wxIcon wxXmlResourceHandler::GetIcon(const wxString& param,
1194                                      const wxArtClient& defaultArtClient,
1195                                      wxSize size)
1196 {
1197     wxIcon icon;
1198     icon.CopyFromBitmap(GetBitmap(param, defaultArtClient, size));
1199     return icon;
1200 }
1201
1202
1203
1204 wxXmlNode *wxXmlResourceHandler::GetParamNode(const wxString& param)
1205 {
1206     wxCHECK_MSG(m_node, NULL, wxT("You can't access handler data before it was initialized!"));
1207
1208     wxXmlNode *n = m_node->GetChildren();
1209
1210     while (n)
1211     {
1212         if (n->GetType() == wxXML_ELEMENT_NODE && n->GetName() == param)
1213             return n;
1214         n = n->GetNext();
1215     }
1216     return NULL;
1217 }
1218
1219
1220
1221 bool wxXmlResourceHandler::IsOfClass(wxXmlNode *node, const wxString& classname)
1222 {
1223     return node->GetAttribute(wxT("class"), wxEmptyString) == classname;
1224 }
1225
1226
1227
1228 wxString wxXmlResourceHandler::GetNodeContent(wxXmlNode *node)
1229 {
1230     wxXmlNode *n = node;
1231     if (n == NULL) return wxEmptyString;
1232     n = n->GetChildren();
1233
1234     while (n)
1235     {
1236         if (n->GetType() == wxXML_TEXT_NODE ||
1237             n->GetType() == wxXML_CDATA_SECTION_NODE)
1238             return n->GetContent();
1239         n = n->GetNext();
1240     }
1241     return wxEmptyString;
1242 }
1243
1244
1245
1246 wxString wxXmlResourceHandler::GetParamValue(const wxString& param)
1247 {
1248     if (param.empty())
1249         return GetNodeContent(m_node);
1250     else
1251         return GetNodeContent(GetParamNode(param));
1252 }
1253
1254
1255
1256 wxSize wxXmlResourceHandler::GetSize(const wxString& param,
1257                                      wxWindow *windowToUse)
1258 {
1259     wxString s = GetParamValue(param);
1260     if (s.empty()) s = wxT("-1,-1");
1261     bool is_dlg;
1262     long sx, sy = 0;
1263
1264     is_dlg = s[s.length()-1] == wxT('d');
1265     if (is_dlg) s.RemoveLast();
1266
1267     if (!s.BeforeFirst(wxT(',')).ToLong(&sx) ||
1268         !s.AfterLast(wxT(',')).ToLong(&sy))
1269     {
1270         wxLogError(_("Cannot parse coordinates from '%s'."), s.c_str());
1271         return wxDefaultSize;
1272     }
1273
1274     if (is_dlg)
1275     {
1276         if (windowToUse)
1277         {
1278             return wxDLG_UNIT(windowToUse, wxSize(sx, sy));
1279         }
1280         else if (m_parentAsWindow)
1281         {
1282             return wxDLG_UNIT(m_parentAsWindow, wxSize(sx, sy));
1283         }
1284         else
1285         {
1286             wxLogError(_("Cannot convert dialog units: dialog unknown."));
1287             return wxDefaultSize;
1288         }
1289     }
1290
1291     return wxSize(sx, sy);
1292 }
1293
1294
1295
1296 wxPoint wxXmlResourceHandler::GetPosition(const wxString& param)
1297 {
1298     wxSize sz = GetSize(param);
1299     return wxPoint(sz.x, sz.y);
1300 }
1301
1302
1303
1304 wxCoord wxXmlResourceHandler::GetDimension(const wxString& param,
1305                                            wxCoord defaultv,
1306                                            wxWindow *windowToUse)
1307 {
1308     wxString s = GetParamValue(param);
1309     if (s.empty()) return defaultv;
1310     bool is_dlg;
1311     long sx;
1312
1313     is_dlg = s[s.length()-1] == wxT('d');
1314     if (is_dlg) s.RemoveLast();
1315
1316     if (!s.ToLong(&sx))
1317     {
1318         wxLogError(_("Cannot parse dimension from '%s'."), s.c_str());
1319         return defaultv;
1320     }
1321
1322     if (is_dlg)
1323     {
1324         if (windowToUse)
1325         {
1326             return wxDLG_UNIT(windowToUse, wxSize(sx, 0)).x;
1327         }
1328         else if (m_parentAsWindow)
1329         {
1330             return wxDLG_UNIT(m_parentAsWindow, wxSize(sx, 0)).x;
1331         }
1332         else
1333         {
1334             wxLogError(_("Cannot convert dialog units: dialog unknown."));
1335             return defaultv;
1336         }
1337     }
1338
1339     return sx;
1340 }
1341
1342
1343 // Get system font index using indexname
1344 static wxFont GetSystemFont(const wxString& name)
1345 {
1346     if (!name.empty())
1347     {
1348         #define SYSFNT(fnt) \
1349             if (name == _T(#fnt)) return wxSystemSettings::GetFont(fnt);
1350         SYSFNT(wxSYS_OEM_FIXED_FONT)
1351         SYSFNT(wxSYS_ANSI_FIXED_FONT)
1352         SYSFNT(wxSYS_ANSI_VAR_FONT)
1353         SYSFNT(wxSYS_SYSTEM_FONT)
1354         SYSFNT(wxSYS_DEVICE_DEFAULT_FONT)
1355         SYSFNT(wxSYS_DEFAULT_PALETTE)
1356         SYSFNT(wxSYS_SYSTEM_FIXED_FONT)
1357         SYSFNT(wxSYS_DEFAULT_GUI_FONT)
1358         #undef SYSFNT
1359     }
1360
1361     return wxNullFont;
1362 }
1363
1364 wxFont wxXmlResourceHandler::GetFont(const wxString& param)
1365 {
1366     wxXmlNode *font_node = GetParamNode(param);
1367     if (font_node == NULL)
1368     {
1369         wxLogError(_("Cannot find font node '%s'."), param.c_str());
1370         return wxNullFont;
1371     }
1372
1373     wxXmlNode *oldnode = m_node;
1374     m_node = font_node;
1375
1376     // font attributes:
1377
1378     // size
1379     int isize = -1;
1380     bool hasSize = HasParam(wxT("size"));
1381     if (hasSize)
1382         isize = GetLong(wxT("size"), -1);
1383
1384     // style
1385     int istyle = wxNORMAL;
1386     bool hasStyle = HasParam(wxT("style"));
1387     if (hasStyle)
1388     {
1389         wxString style = GetParamValue(wxT("style"));
1390         if (style == wxT("italic"))
1391             istyle = wxITALIC;
1392         else if (style == wxT("slant"))
1393             istyle = wxSLANT;
1394     }
1395
1396     // weight
1397     int iweight = wxNORMAL;
1398     bool hasWeight = HasParam(wxT("weight"));
1399     if (hasWeight)
1400     {
1401         wxString weight = GetParamValue(wxT("weight"));
1402         if (weight == wxT("bold"))
1403             iweight = wxBOLD;
1404         else if (weight == wxT("light"))
1405             iweight = wxLIGHT;
1406     }
1407
1408     // underline
1409     bool hasUnderlined = HasParam(wxT("underlined"));
1410     bool underlined = hasUnderlined ? GetBool(wxT("underlined"), false) : false;
1411
1412     // family and facename
1413     int ifamily = wxDEFAULT;
1414     bool hasFamily = HasParam(wxT("family"));
1415     if (hasFamily)
1416     {
1417         wxString family = GetParamValue(wxT("family"));
1418              if (family == wxT("decorative")) ifamily = wxDECORATIVE;
1419         else if (family == wxT("roman")) ifamily = wxROMAN;
1420         else if (family == wxT("script")) ifamily = wxSCRIPT;
1421         else if (family == wxT("swiss")) ifamily = wxSWISS;
1422         else if (family == wxT("modern")) ifamily = wxMODERN;
1423         else if (family == wxT("teletype")) ifamily = wxTELETYPE;
1424     }
1425
1426
1427     wxString facename;
1428     bool hasFacename = HasParam(wxT("face"));
1429     if (hasFacename)
1430     {
1431         wxString faces = GetParamValue(wxT("face"));
1432         wxArrayString facenames(wxFontEnumerator::GetFacenames());
1433         wxStringTokenizer tk(faces, wxT(","));
1434         while (tk.HasMoreTokens())
1435         {
1436             int index = facenames.Index(tk.GetNextToken(), false);
1437             if (index != wxNOT_FOUND)
1438             {
1439                 facename = facenames[index];
1440                 break;
1441             }
1442         }
1443     }
1444
1445     // encoding
1446     wxFontEncoding enc = wxFONTENCODING_DEFAULT;
1447     bool hasEncoding = HasParam(wxT("encoding"));
1448     if (hasEncoding)
1449     {
1450         wxString encoding = GetParamValue(wxT("encoding"));
1451         wxFontMapper mapper;
1452         if (!encoding.empty())
1453             enc = mapper.CharsetToEncoding(encoding);
1454         if (enc == wxFONTENCODING_SYSTEM)
1455             enc = wxFONTENCODING_DEFAULT;
1456     }
1457
1458     // is this font based on a system font?
1459     wxFont font = GetSystemFont(GetParamValue(wxT("sysfont")));
1460
1461     if (font.Ok())
1462     {
1463         if (hasSize && isize != -1)
1464             font.SetPointSize(isize);
1465         else if (HasParam(wxT("relativesize")))
1466             font.SetPointSize(int(font.GetPointSize() *
1467                                      GetFloat(wxT("relativesize"))));
1468
1469         if (hasStyle)
1470             font.SetStyle(istyle);
1471         if (hasWeight)
1472             font.SetWeight(iweight);
1473         if (hasUnderlined)
1474             font.SetUnderlined(underlined);
1475         if (hasFamily)
1476             font.SetFamily(ifamily);
1477         if (hasFacename)
1478             font.SetFaceName(facename);
1479         if (hasEncoding)
1480             font.SetDefaultEncoding(enc);
1481     }
1482     else // not based on system font
1483     {
1484         font = wxFont(isize == -1 ? wxNORMAL_FONT->GetPointSize() : isize,
1485                       ifamily, istyle, iweight,
1486                       underlined, facename, enc);
1487     }
1488
1489     m_node = oldnode;
1490     return font;
1491 }
1492
1493
1494 void wxXmlResourceHandler::SetupWindow(wxWindow *wnd)
1495 {
1496     //FIXME : add cursor
1497
1498     if (HasParam(wxT("exstyle")))
1499         // Have to OR it with existing style, since
1500         // some implementations (e.g. wxGTK) use the extra style
1501         // during creation
1502         wnd->SetExtraStyle(wnd->GetExtraStyle() | GetStyle(wxT("exstyle")));
1503     if (HasParam(wxT("bg")))
1504         wnd->SetBackgroundColour(GetColour(wxT("bg")));
1505     if (HasParam(wxT("fg")))
1506         wnd->SetForegroundColour(GetColour(wxT("fg")));
1507     if (GetBool(wxT("enabled"), 1) == 0)
1508         wnd->Enable(false);
1509     if (GetBool(wxT("focused"), 0) == 1)
1510         wnd->SetFocus();
1511     if (GetBool(wxT("hidden"), 0) == 1)
1512         wnd->Show(false);
1513 #if wxUSE_TOOLTIPS
1514     if (HasParam(wxT("tooltip")))
1515         wnd->SetToolTip(GetText(wxT("tooltip")));
1516 #endif
1517     if (HasParam(wxT("font")))
1518         wnd->SetFont(GetFont());
1519     if (HasParam(wxT("help")))
1520         wnd->SetHelpText(GetText(wxT("help")));
1521 }
1522
1523
1524 void wxXmlResourceHandler::CreateChildren(wxObject *parent, bool this_hnd_only)
1525 {
1526     wxXmlNode *n = m_node->GetChildren();
1527
1528     while (n)
1529     {
1530         if (n->GetType() == wxXML_ELEMENT_NODE &&
1531            (n->GetName() == wxT("object") || n->GetName() == wxT("object_ref")))
1532         {
1533             m_resource->CreateResFromNode(n, parent, NULL,
1534                                           this_hnd_only ? this : NULL);
1535         }
1536         n = n->GetNext();
1537     }
1538 }
1539
1540
1541 void wxXmlResourceHandler::CreateChildrenPrivately(wxObject *parent, wxXmlNode *rootnode)
1542 {
1543     wxXmlNode *root;
1544     if (rootnode == NULL) root = m_node; else root = rootnode;
1545     wxXmlNode *n = root->GetChildren();
1546
1547     while (n)
1548     {
1549         if (n->GetType() == wxXML_ELEMENT_NODE && CanHandle(n))
1550         {
1551             CreateResource(n, parent, NULL);
1552         }
1553         n = n->GetNext();
1554     }
1555 }
1556
1557
1558
1559
1560
1561
1562
1563 // --------------- XRCID implementation -----------------------------
1564
1565 #define XRCID_TABLE_SIZE     1024
1566
1567
1568 struct XRCID_record
1569 {
1570     int id;
1571     char *key;
1572     XRCID_record *next;
1573 };
1574
1575 static XRCID_record *XRCID_Records[XRCID_TABLE_SIZE] = {NULL};
1576
1577 static int XRCID_Lookup(const char *str_id, int value_if_not_found = wxID_NONE)
1578 {
1579     int index = 0;
1580
1581     for (const char *c = str_id; *c != '\0'; c++) index += (int)*c;
1582     index %= XRCID_TABLE_SIZE;
1583
1584     XRCID_record *oldrec = NULL;
1585     for (XRCID_record *rec = XRCID_Records[index]; rec; rec = rec->next)
1586     {
1587         if (wxStrcmp(rec->key, str_id) == 0)
1588         {
1589             return rec->id;
1590         }
1591         oldrec = rec;
1592     }
1593
1594     XRCID_record **rec_var = (oldrec == NULL) ?
1595                               &XRCID_Records[index] : &oldrec->next;
1596     *rec_var = new XRCID_record;
1597     (*rec_var)->key = wxStrdup(str_id);
1598     (*rec_var)->next = NULL;
1599
1600     char *end;
1601     if (value_if_not_found != wxID_NONE)
1602         (*rec_var)->id = value_if_not_found;
1603     else
1604     {
1605         int asint = wxStrtol(str_id, &end, 10);
1606         if (*str_id && *end == 0)
1607         {
1608             // if str_id was integer, keep it verbosely:
1609             (*rec_var)->id = asint;
1610         }
1611         else
1612         {
1613             (*rec_var)->id = wxNewId();
1614         }
1615     }
1616
1617     return (*rec_var)->id;
1618 }
1619
1620 static void AddStdXRCID_Records();
1621
1622 /*static*/
1623 int wxXmlResource::DoGetXRCID(const char *str_id, int value_if_not_found)
1624 {
1625     static bool s_stdIDsAdded = false;
1626
1627     if ( !s_stdIDsAdded )
1628     {
1629         s_stdIDsAdded = true;
1630         AddStdXRCID_Records();
1631     }
1632
1633     return XRCID_Lookup(str_id, value_if_not_found);
1634 }
1635
1636
1637 static void CleanXRCID_Record(XRCID_record *rec)
1638 {
1639     if (rec)
1640     {
1641         CleanXRCID_Record(rec->next);
1642         free(rec->key);
1643         delete rec;
1644     }
1645 }
1646
1647 static void CleanXRCID_Records()
1648 {
1649     for (int i = 0; i < XRCID_TABLE_SIZE; i++)
1650     {
1651         CleanXRCID_Record(XRCID_Records[i]);
1652         XRCID_Records[i] = NULL;
1653     }
1654 }
1655
1656 static void AddStdXRCID_Records()
1657 {
1658 #define stdID(id) XRCID_Lookup(#id, id)
1659     stdID(-1);
1660
1661     stdID(wxID_ANY);
1662     stdID(wxID_SEPARATOR);
1663
1664     stdID(wxID_OPEN);
1665     stdID(wxID_CLOSE);
1666     stdID(wxID_NEW);
1667     stdID(wxID_SAVE);
1668     stdID(wxID_SAVEAS);
1669     stdID(wxID_REVERT);
1670     stdID(wxID_EXIT);
1671     stdID(wxID_UNDO);
1672     stdID(wxID_REDO);
1673     stdID(wxID_HELP);
1674     stdID(wxID_PRINT);
1675     stdID(wxID_PRINT_SETUP);
1676     stdID(wxID_PAGE_SETUP);
1677     stdID(wxID_PREVIEW);
1678     stdID(wxID_ABOUT);
1679     stdID(wxID_HELP_CONTENTS);
1680     stdID(wxID_HELP_COMMANDS);
1681     stdID(wxID_HELP_PROCEDURES);
1682     stdID(wxID_HELP_CONTEXT);
1683     stdID(wxID_CLOSE_ALL);
1684     stdID(wxID_PREFERENCES);
1685     stdID(wxID_CUT);
1686     stdID(wxID_COPY);
1687     stdID(wxID_PASTE);
1688     stdID(wxID_CLEAR);
1689     stdID(wxID_FIND);
1690     stdID(wxID_DUPLICATE);
1691     stdID(wxID_SELECTALL);
1692     stdID(wxID_DELETE);
1693     stdID(wxID_REPLACE);
1694     stdID(wxID_REPLACE_ALL);
1695     stdID(wxID_PROPERTIES);
1696     stdID(wxID_VIEW_DETAILS);
1697     stdID(wxID_VIEW_LARGEICONS);
1698     stdID(wxID_VIEW_SMALLICONS);
1699     stdID(wxID_VIEW_LIST);
1700     stdID(wxID_VIEW_SORTDATE);
1701     stdID(wxID_VIEW_SORTNAME);
1702     stdID(wxID_VIEW_SORTSIZE);
1703     stdID(wxID_VIEW_SORTTYPE);
1704     stdID(wxID_FILE1);
1705     stdID(wxID_FILE2);
1706     stdID(wxID_FILE3);
1707     stdID(wxID_FILE4);
1708     stdID(wxID_FILE5);
1709     stdID(wxID_FILE6);
1710     stdID(wxID_FILE7);
1711     stdID(wxID_FILE8);
1712     stdID(wxID_FILE9);
1713     stdID(wxID_OK);
1714     stdID(wxID_CANCEL);
1715     stdID(wxID_APPLY);
1716     stdID(wxID_YES);
1717     stdID(wxID_NO);
1718     stdID(wxID_STATIC);
1719     stdID(wxID_FORWARD);
1720     stdID(wxID_BACKWARD);
1721     stdID(wxID_DEFAULT);
1722     stdID(wxID_MORE);
1723     stdID(wxID_SETUP);
1724     stdID(wxID_RESET);
1725     stdID(wxID_CONTEXT_HELP);
1726     stdID(wxID_YESTOALL);
1727     stdID(wxID_NOTOALL);
1728     stdID(wxID_ABORT);
1729     stdID(wxID_RETRY);
1730     stdID(wxID_IGNORE);
1731     stdID(wxID_ADD);
1732     stdID(wxID_REMOVE);
1733     stdID(wxID_UP);
1734     stdID(wxID_DOWN);
1735     stdID(wxID_HOME);
1736     stdID(wxID_REFRESH);
1737     stdID(wxID_STOP);
1738     stdID(wxID_INDEX);
1739     stdID(wxID_BOLD);
1740     stdID(wxID_ITALIC);
1741     stdID(wxID_JUSTIFY_CENTER);
1742     stdID(wxID_JUSTIFY_FILL);
1743     stdID(wxID_JUSTIFY_RIGHT);
1744     stdID(wxID_JUSTIFY_LEFT);
1745     stdID(wxID_UNDERLINE);
1746     stdID(wxID_INDENT);
1747     stdID(wxID_UNINDENT);
1748     stdID(wxID_ZOOM_100);
1749     stdID(wxID_ZOOM_FIT);
1750     stdID(wxID_ZOOM_IN);
1751     stdID(wxID_ZOOM_OUT);
1752     stdID(wxID_UNDELETE);
1753     stdID(wxID_REVERT_TO_SAVED);
1754     stdID(wxID_SYSTEM_MENU);
1755     stdID(wxID_CLOSE_FRAME);
1756     stdID(wxID_MOVE_FRAME);
1757     stdID(wxID_RESIZE_FRAME);
1758     stdID(wxID_MAXIMIZE_FRAME);
1759     stdID(wxID_ICONIZE_FRAME);
1760     stdID(wxID_RESTORE_FRAME);
1761
1762 #undef stdID
1763 }
1764
1765
1766
1767
1768
1769 // --------------- module and globals -----------------------------
1770
1771 class wxXmlResourceModule: public wxModule
1772 {
1773 DECLARE_DYNAMIC_CLASS(wxXmlResourceModule)
1774 public:
1775     wxXmlResourceModule() {}
1776     bool OnInit()
1777     {
1778         wxXmlResource::AddSubclassFactory(new wxXmlSubclassFactoryCXX);
1779         return true;
1780     }
1781     void OnExit()
1782     {
1783         delete wxXmlResource::Set(NULL);
1784         if(wxXmlResource::ms_subclassFactories)
1785         {
1786             for ( wxXmlSubclassFactories::iterator i = wxXmlResource::ms_subclassFactories->begin();
1787                   i != wxXmlResource::ms_subclassFactories->end(); ++i )
1788             {
1789                 delete *i;
1790             }
1791             wxDELETE(wxXmlResource::ms_subclassFactories);
1792         }
1793         CleanXRCID_Records();
1794     }
1795 };
1796
1797 IMPLEMENT_DYNAMIC_CLASS(wxXmlResourceModule, wxModule)
1798
1799
1800 // When wxXml is loaded dynamically after the application is already running
1801 // then the built-in module system won't pick this one up.  Add it manually.
1802 void wxXmlInitResourceModule()
1803 {
1804     wxModule* module = new wxXmlResourceModule;
1805     module->Init();
1806     wxModule::RegisterModule(module);
1807 }
1808
1809 #endif // wxUSE_XRC