src/xrc/xmlres.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        xmlres.cpp
   3 // Purpose:     XRC resources
   4 // Author:      Vaclav Slavik
   5 // Created:     2000/03/05
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2000 Vaclav Slavik
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // For compilers that support precompilation, includes "wx.h".
  12 #include "wx/wxprec.h"
  13
  14 #ifdef __BORLANDC__
  15     #pragma hdrstop
  16 #endif
  17
  18 #if wxUSE_XRC
  19
  20 #ifndef __WXWINCE__
  21 #include <locale.h>
  22 #endif
  23
  24 #include "wx/dialog.h"
  25 #include "wx/panel.h"
  26 #include "wx/frame.h"
  27 #include "wx/wfstream.h"
  28 #include "wx/filesys.h"
  29 #include "wx/filename.h"
  30 #include "wx/log.h"
  31 #include "wx/intl.h"
  32 #include "wx/tokenzr.h"
  33 #include "wx/fontenum.h"
  34 #include "wx/module.h"
  35 #include "wx/bitmap.h"
  36 #include "wx/image.h"
  37 #include "wx/fontmap.h"
  38 #include "wx/artprov.h"
  39 #include "wx/settings.h"
  40
  41 #include "wx/xml/xml.h"
  42 #include "wx/xrc/xmlres.h"
  43
  44 #include "wx/arrimpl.cpp"
  45 WX_DEFINE_OBJARRAY(wxXmlResourceDataRecords)
  46
  47
  48 wxXmlResource *wxXmlResource::ms_instance = NULL;
  49
  50 /*static*/ wxXmlResource *wxXmlResource::Get()
  51 {
  52     if ( !ms_instance )
  53         ms_instance = new wxXmlResource;
  54     return ms_instance;
  55 }
  56
  57 /*static*/ wxXmlResource *wxXmlResource::Set(wxXmlResource *res)
  58 {
  59     wxXmlResource *old = ms_instance;
  60     ms_instance = res;
  61     return old;
  62 }
  63
  64 wxXmlResource::wxXmlResource(int flags)
  65 {
  66     m_flags = flags;
  67     m_version = -1;
  68 }
  69
  70 wxXmlResource::wxXmlResource(const wxString& filemask, int flags)
  71 {
  72     m_flags = flags;
  73     m_version = -1;
  74     Load(filemask);
  75 }
  76
  77 wxXmlResource::~wxXmlResource()
  78 {
  79     ClearHandlers();
  80 }
  81
  82
  83 /* static */
  84 wxString wxXmlResource::ConvertFileNameToURL(const wxString& filename)
  85 {
  86     wxString fnd(filename);
  87
  88     // NB: as Load() and Unload() accept both filenames and URLs (should
  89     //     probably be changed to filenames only, but embedded resources
  90     //     currently rely on its ability to handle URLs - FIXME) we need to
  91     //     determine whether found name is filename and not URL and this is the
  92     //     fastest/simplest way to do it
  93     if (wxFileName::FileExists(fnd))
  94     {
  95         // Make the name absolute filename, because the app may
  96         // change working directory later:
  97         wxFileName fn(fnd);
  98         if (fn.IsRelative())
  99         {
 100             fn.MakeAbsolute();
 101             fnd = fn.GetFullPath();
 102         }
 103 #if wxUSE_FILESYSTEM
 104         fnd = wxFileSystem::FileNameToURL(fnd);
 105 #endif
 106     }
 107
 108     return fnd;
 109 }
 110
 111 #if wxUSE_FILESYSTEM
 112
 113 /* static */
 114 bool wxXmlResource::IsArchive(const wxString& filename)
 115 {
 116     const wxString fnd = filename.Lower();
 117
 118     return fnd.Matches(wxT("*.zip")) || fnd.Matches(wxT("*.xrs"));
 119 }
 120
 121 #endif // wxUSE_FILESYSTEM
 122
 123 bool wxXmlResource::Load(const wxString& filemask)
 124 {
 125     wxString fnd;
 126     wxXmlResourceDataRecord *drec;
 127     bool iswild = wxIsWild(filemask);
 128     bool rt = true;
 129
 130 #if wxUSE_FILESYSTEM
 131     wxFileSystem fsys;
 132 #   define wxXmlFindFirst  fsys.FindFirst(filemask, wxFILE)
 133 #   define wxXmlFindNext   fsys.FindNext()
 134 #else
 135 #   define wxXmlFindFirst  wxFindFirstFile(filemask, wxFILE)
 136 #   define wxXmlFindNext   wxFindNextFile()
 137 #endif
 138     if (iswild)
 139         fnd = wxXmlFindFirst;
 140     else
 141         fnd = filemask;
 142     while (!fnd.empty())
 143     {
 144         fnd = ConvertFileNameToURL(fnd);
 145
 146 #if wxUSE_FILESYSTEM
 147         if ( IsArchive(fnd) )
 148         {
 149             rt = rt && Load(fnd + wxT("#zip:*.xrc"));
 150         }
 151         else // a single resource URL
 152 #endif // wxUSE_FILESYSTEM
 153         {
 154             drec = new wxXmlResourceDataRecord;
 155             drec->File = fnd;
 156             m_data.Add(drec);
 157         }
 158
 159         if (iswild)
 160             fnd = wxXmlFindNext;
 161         else
 162             fnd = wxEmptyString;
 163     }
 164 #   undef wxXmlFindFirst
 165 #   undef wxXmlFindNext
 166     return rt && UpdateResources();
 167 }
 168
 169 bool wxXmlResource::Unload(const wxString& filename)
 170 {
 171     wxASSERT_MSG( !wxIsWild(filename),
 172                     _T("wildcards not supported by wxXmlResource::Unload()") );
 173
 174     wxString fnd = ConvertFileNameToURL(filename);
 175 #if wxUSE_FILESYSTEM
 176     const bool isArchive = IsArchive(fnd);
 177     if ( isArchive )
 178         fnd += _T("#zip:");
 179 #endif // wxUSE_FILESYSTEM
 180
 181     bool unloaded = false;
 182     const size_t count = m_data.GetCount();
 183     for ( size_t i = 0; i < count; i++ )
 184     {
 185 #if wxUSE_FILESYSTEM
 186         if ( isArchive )
 187         {
 188             if ( m_data[i].File.StartsWith(fnd) )
 189                 unloaded = true;
 190             // don't break from the loop, we can have other matching files
 191         }
 192         else // a single resource URL
 193 #endif // wxUSE_FILESYSTEM
 194         {
 195             if ( m_data[i].File == fnd )
 196             {
 197                 m_data.RemoveAt(i);
 198                 unloaded = true;
 199
 200                 // no sense in continuing, there is only one file with this URL
 201                 break;
 202             }
 203         }
 204     }
 205
 206     return unloaded;
 207 }
 208
 209
 210 IMPLEMENT_ABSTRACT_CLASS(wxXmlResourceHandler, wxObject)
 211
 212 void wxXmlResource::AddHandler(wxXmlResourceHandler *handler)
 213 {
 214     m_handlers.Append(handler);
 215     handler->SetParentResource(this);
 216 }
 217
 218 void wxXmlResource::InsertHandler(wxXmlResourceHandler *handler)
 219 {
 220     m_handlers.Insert(handler);
 221     handler->SetParentResource(this);
 222 }
 223
 224
 225
 226 void wxXmlResource::ClearHandlers()
 227 {
 228     WX_CLEAR_LIST(wxList, m_handlers);
 229 }
 230
 231
 232 wxMenu *wxXmlResource::LoadMenu(const wxString& name)
 233 {
 234     return (wxMenu*)CreateResFromNode(FindResource(name, wxT("wxMenu")), NULL, NULL);
 235 }
 236
 237
 238
 239 wxMenuBar *wxXmlResource::LoadMenuBar(wxWindow *parent, const wxString& name)
 240 {
 241     return (wxMenuBar*)CreateResFromNode(FindResource(name, wxT("wxMenuBar")), parent, NULL);
 242 }
 243
 244
 245
 246 #if wxUSE_TOOLBAR
 247 wxToolBar *wxXmlResource::LoadToolBar(wxWindow *parent, const wxString& name)
 248 {
 249     return (wxToolBar*)CreateResFromNode(FindResource(name, wxT("wxToolBar")), parent, NULL);
 250 }
 251 #endif
 252
 253
 254 wxDialog *wxXmlResource::LoadDialog(wxWindow *parent, const wxString& name)
 255 {
 256     return (wxDialog*)CreateResFromNode(FindResource(name, wxT("wxDialog")), parent, NULL);
 257 }
 258
 259 bool wxXmlResource::LoadDialog(wxDialog *dlg, wxWindow *parent, const wxString& name)
 260 {
 261     return CreateResFromNode(FindResource(name, wxT("wxDialog")), parent, dlg) != NULL;
 262 }
 263
 264
 265
 266 wxPanel *wxXmlResource::LoadPanel(wxWindow *parent, const wxString& name)
 267 {
 268     return (wxPanel*)CreateResFromNode(FindResource(name, wxT("wxPanel")), parent, NULL);
 269 }
 270
 271 bool wxXmlResource::LoadPanel(wxPanel *panel, wxWindow *parent, const wxString& name)
 272 {
 273     return CreateResFromNode(FindResource(name, wxT("wxPanel")), parent, panel) != NULL;
 274 }
 275
 276 wxFrame *wxXmlResource::LoadFrame(wxWindow* parent, const wxString& name)
 277 {
 278     return (wxFrame*)CreateResFromNode(FindResource(name, wxT("wxFrame")), parent, NULL);
 279 }
 280
 281 bool wxXmlResource::LoadFrame(wxFrame* frame, wxWindow *parent, const wxString& name)
 282 {
 283     return CreateResFromNode(FindResource(name, wxT("wxFrame")), parent, frame) != NULL;
 284 }
 285
 286 wxBitmap wxXmlResource::LoadBitmap(const wxString& name)
 287 {
 288     wxBitmap *bmp = (wxBitmap*)CreateResFromNode(
 289                                FindResource(name, wxT("wxBitmap")), NULL, NULL);
 290     wxBitmap rt;
 291
 292     if (bmp) { rt = *bmp; delete bmp; }
 293     return rt;
 294 }
 295
 296 wxIcon wxXmlResource::LoadIcon(const wxString& name)
 297 {
 298     wxIcon *icon = (wxIcon*)CreateResFromNode(
 299                             FindResource(name, wxT("wxIcon")), NULL, NULL);
 300     wxIcon rt;
 301
 302     if (icon) { rt = *icon; delete icon; }
 303     return rt;
 304 }
 305
 306
 307 wxObject *wxXmlResource::LoadObject(wxWindow *parent, const wxString& name, const wxString& classname)
 308 {
 309     return CreateResFromNode(FindResource(name, classname), parent, NULL);
 310 }
 311
 312 bool wxXmlResource::LoadObject(wxObject *instance, wxWindow *parent, const wxString& name, const wxString& classname)
 313 {
 314     return CreateResFromNode(FindResource(name, classname), parent, instance) != NULL;
 315 }
 316
 317
 318 bool wxXmlResource::AttachUnknownControl(const wxString& name,
 319                                          wxWindow *control, wxWindow *parent)
 320 {
 321     if (parent == NULL)
 322         parent = control->GetParent();
 323     wxWindow *container = parent->FindWindow(name + wxT("_container"));
 324     if (!container)
 325     {
 326         wxLogError(_("Cannot find container for unknown control '%s'."), name.c_str());
 327         return false;
 328     }
 329     return control->Reparent(container);
 330 }
 331
 332
 333 static void ProcessPlatformProperty(wxXmlNode *node)
 334 {
 335     wxString s;
 336     bool isok;
 337
 338     wxXmlNode *c = node->GetChildren();
 339     while (c)
 340     {
 341         isok = false;
 342         if (!c->GetPropVal(wxT("platform"), &s))
 343             isok = true;
 344         else
 345         {
 346             wxStringTokenizer tkn(s, wxT(" |"));
 347
 348             while (tkn.HasMoreTokens())
 349             {
 350                 s = tkn.GetNextToken();
 351 #ifdef __WINDOWS__
 352                 if (s == wxT("win")) isok = true;
 353 #endif
 354 #if defined(__MAC__) || defined(__APPLE__)
 355                 if (s == wxT("mac")) isok = true;
 356 #elif defined(__UNIX__)
 357                 if (s == wxT("unix")) isok = true;
 358 #endif
 359 #ifdef __OS2__
 360                 if (s == wxT("os2")) isok = true;
 361 #endif
 362
 363                 if (isok)
 364                     break;
 365             }
 366         }
 367
 368         if (isok)
 369         {
 370             ProcessPlatformProperty(c);
 371             c = c->GetNext();
 372         }
 373         else
 374         {
 375             wxXmlNode *c2 = c->GetNext();
 376             node->RemoveChild(c);
 377             delete c;
 378             c = c2;
 379         }
 380     }
 381 }
 382
 383
 384
 385 bool wxXmlResource::UpdateResources()
 386 {
 387     bool rt = true;
 388     bool modif;
 389 #   if wxUSE_FILESYSTEM
 390     wxFSFile *file = NULL;
 391     wxUnusedVar(file);
 392     wxFileSystem fsys;
 393 #   endif
 394
 395     wxString encoding(wxT("UTF-8"));
 396 #if !wxUSE_UNICODE && wxUSE_INTL
 397     if ( (GetFlags() & wxXRC_USE_LOCALE) == 0 )
 398     {
 399         // In case we are not using wxLocale to translate strings, convert the
 400         // strings GUI's charset. This must not be done when wxXRC_USE_LOCALE
 401         // is on, because it could break wxGetTranslation lookup.
 402         encoding = wxLocale::GetSystemEncodingName();
 403     }
 404 #endif
 405
 406     for (size_t i = 0; i < m_data.GetCount(); i++)
 407     {
 408         modif = (m_data[i].Doc == NULL);
 409
 410         if (!modif && !(m_flags & wxXRC_NO_RELOADING))
 411         {
 412 #           if wxUSE_FILESYSTEM
 413             file = fsys.OpenFile(m_data[i].File);
 414             modif = file && file->GetModificationTime() > m_data[i].Time;
 415             if (!file)
 416             {
 417                 wxLogError(_("Cannot open file '%s'."), m_data[i].File.c_str());
 418                 rt = false;
 419             }
 420             wxDELETE(file);
 421             wxUnusedVar(file);
 422 #           else
 423             modif = wxDateTime(wxFileModificationTime(m_data[i].File)) > m_data[i].Time;
 424 #           endif
 425         }
 426
 427         if (modif)
 428         {
 429             wxLogTrace(_T("xrc"),
 430                        _T("opening file '%s'"), m_data[i].File.c_str());
 431
 432             wxInputStream *stream = NULL;
 433
 434 #           if wxUSE_FILESYSTEM
 435             file = fsys.OpenFile(m_data[i].File);
 436             if (file)
 437                 stream = file->GetStream();
 438 #           else
 439             stream = new wxFileInputStream(m_data[i].File);
 440 #           endif
 441
 442             if (stream)
 443             {
 444                 delete m_data[i].Doc;
 445                 m_data[i].Doc = new wxXmlDocument;
 446             }
 447             if (!stream || !m_data[i].Doc->Load(*stream, encoding))
 448             {
 449                 wxLogError(_("Cannot load resources from file '%s'."),
 450                            m_data[i].File.c_str());
 451                 wxDELETE(m_data[i].Doc);
 452                 rt = false;
 453             }
 454             else if (m_data[i].Doc->GetRoot()->GetName() != wxT("resource"))
 455             {
 456                 wxLogError(_("Invalid XRC resource '%s': doesn't have root node 'resource'."), m_data[i].File.c_str());
 457                 wxDELETE(m_data[i].Doc);
 458                 rt = false;
 459             }
 460             else
 461             {
 462                 long version;
 463                 int v1, v2, v3, v4;
 464                 wxString verstr = m_data[i].Doc->GetRoot()->GetPropVal(
 465                                       wxT("version"), wxT("0.0.0.0"));
 466                 if (wxSscanf(verstr.c_str(), wxT("%i.%i.%i.%i"),
 467                     &v1, &v2, &v3, &v4) == 4)
 468                     version = v1*256*256*256+v2*256*256+v3*256+v4;
 469                 else
 470                     version = 0;
 471                 if (m_version == -1)
 472                     m_version = version;
 473                 if (m_version != version)
 474                 {
 475                     wxLogError(_("Resource files must have same version number!"));
 476                     rt = false;
 477                 }
 478
 479                 ProcessPlatformProperty(m_data[i].Doc->GetRoot());
 480 #if wxUSE_FILESYSTEM
 481                 m_data[i].Time = file->GetModificationTime();
 482 #else
 483                 m_data[i].Time = wxDateTime(wxFileModificationTime(m_data[i].File));
 484 #endif
 485             }
 486
 487 #           if wxUSE_FILESYSTEM
 488                 wxDELETE(file);
 489                 wxUnusedVar(file);
 490 #           else
 491                 wxDELETE(stream);
 492 #           endif
 493         }
 494     }
 495
 496     return rt;
 497 }
 498
 499
 500 wxXmlNode *wxXmlResource::DoFindResource(wxXmlNode *parent,
 501                                          const wxString& name,
 502                                          const wxString& classname,
 503                                          bool recursive)
 504 {
 505     wxString dummy;
 506     wxXmlNode *node;
 507
 508     // first search for match at the top-level nodes (as this is
 509     // where the resource is most commonly looked for):
 510     for (node = parent->GetChildren(); node; node = node->GetNext())
 511     {
 512         if ( node->GetType() == wxXML_ELEMENT_NODE &&
 513                  (node->GetName() == wxT("object") ||
 514                   node->GetName() == wxT("object_ref")) &&
 515              node->GetPropVal(wxT("name"), &dummy) && dummy == name )
 516         {
 517             wxString cls(node->GetPropVal(wxT("class"), wxEmptyString));
 518             if (!classname || cls == classname)
 519                 return node;
 520             // object_ref may not have 'class' property:
 521             if (cls.empty() && node->GetName() == wxT("object_ref"))
 522             {
 523                 wxString refName = node->GetPropVal(wxT("ref"), wxEmptyString);
 524                 if (refName.empty())
 525                     continue;
 526                 wxXmlNode* refNode = FindResource(refName, wxEmptyString, true);
 527                 if (refNode &&
 528                     refNode->GetPropVal(wxT("class"), wxEmptyString) == classname)
 529                 {
 530                     return node;
 531                 }
 532             }
 533         }
 534     }
 535
 536     if ( recursive )
 537         for (node = parent->GetChildren(); node; node = node->GetNext())
 538         {
 539             if ( node->GetType() == wxXML_ELEMENT_NODE &&
 540                  (node->GetName() == wxT("object") ||
 541                   node->GetName() == wxT("object_ref")) )
 542             {
 543                 wxXmlNode* found = DoFindResource(node, name, classname, true);
 544                 if ( found )
 545                     return found;
 546             }
 547         }
 548
 549    return NULL;
 550 }
 551
 552 wxXmlNode *wxXmlResource::FindResource(const wxString& name,
 553                                        const wxString& classname,
 554                                        bool recursive)
 555 {
 556     UpdateResources(); //ensure everything is up-to-date
 557
 558     wxString dummy;
 559     for (size_t f = 0; f < m_data.GetCount(); f++)
 560     {
 561         if ( m_data[f].Doc == NULL || m_data[f].Doc->GetRoot() == NULL )
 562             continue;
 563
 564         wxXmlNode* found = DoFindResource(m_data[f].Doc->GetRoot(),
 565                                           name, classname, recursive);
 566         if ( found )
 567         {
 568 #if wxUSE_FILESYSTEM
 569             m_curFileSystem.ChangePathTo(m_data[f].File);
 570 #endif
 571             return found;
 572         }
 573     }
 574
 575     wxLogError(_("XRC resource '%s' (class '%s') not found!"),
 576                name.c_str(), classname.c_str());
 577     return NULL;
 578 }
 579
 580 static void MergeNodes(wxXmlNode& dest, wxXmlNode& with)
 581 {
 582     // Merge properties:
 583     for (wxXmlProperty *prop = with.GetProperties(); prop; prop = prop->GetNext())
 584     {
 585         wxXmlProperty *dprop;
 586         for (dprop = dest.GetProperties(); dprop; dprop = dprop->GetNext())
 587         {
 588
 589             if ( dprop->GetName() == prop->GetName() )
 590             {
 591                 dprop->SetValue(prop->GetValue());
 592                 break;
 593             }
 594         }
 595
 596         if ( !dprop )
 597             dest.AddProperty(prop->GetName(), prop->GetValue());
 598    }
 599
 600     // Merge child nodes:
 601     for (wxXmlNode* node = with.GetChildren(); node; node = node->GetNext())
 602     {
 603         wxString name = node->GetPropVal(wxT("name"), wxEmptyString);
 604         wxXmlNode *dnode;
 605
 606         for (dnode = dest.GetChildren(); dnode; dnode = dnode->GetNext() )
 607         {
 608             if ( dnode->GetName() == node->GetName() &&
 609                  dnode->GetPropVal(wxT("name"), wxEmptyString) == name &&
 610                  dnode->GetType() == node->GetType() )
 611             {
 612                 MergeNodes(*dnode, *node);
 613                 break;
 614             }
 615         }
 616
 617         if ( !dnode )
 618             dest.AddChild(new wxXmlNode(*node));
 619     }
 620
 621     if ( dest.GetType() == wxXML_TEXT_NODE && with.GetContent().Length() )
 622          dest.SetContent(with.GetContent());
 623 }
 624
 625 wxObject *wxXmlResource::CreateResFromNode(wxXmlNode *node, wxObject *parent,
 626                                            wxObject *instance,
 627                                            wxXmlResourceHandler *handlerToUse)
 628 {
 629     if (node == NULL) return NULL;
 630
 631     // handling of referenced resource
 632     if ( node->GetName() == wxT("object_ref") )
 633     {
 634         wxString refName = node->GetPropVal(wxT("ref"), wxEmptyString);
 635         wxXmlNode* refNode = FindResource(refName, wxEmptyString, true);
 636
 637         if ( !refNode )
 638         {
 639             wxLogError(_("Referenced object node with ref=\"%s\" not found!"),
 640                        refName.c_str());
 641             return NULL;
 642         }
 643
 644         wxXmlNode copy(*refNode);
 645         MergeNodes(copy, *node);
 646
 647         return CreateResFromNode(&copy, parent, instance);
 648     }
 649
 650     wxXmlResourceHandler *handler;
 651
 652     if (handlerToUse)
 653     {
 654         if (handlerToUse->CanHandle(node))
 655         {
 656             return handlerToUse->CreateResource(node, parent, instance);
 657         }
 658     }
 659     else if (node->GetName() == wxT("object"))
 660     {
 661         wxList::compatibility_iterator ND = m_handlers.GetFirst();
 662         while (ND)
 663         {
 664             handler = (wxXmlResourceHandler*)ND->GetData();
 665             if (handler->CanHandle(node))
 666             {
 667                 return handler->CreateResource(node, parent, instance);
 668             }
 669             ND = ND->GetNext();
 670         }
 671     }
 672
 673     wxLogError(_("No handler found for XML node '%s', class '%s'!"),
 674                node->GetName().c_str(),
 675                node->GetPropVal(wxT("class"), wxEmptyString).c_str());
 676     return NULL;
 677 }
 678
 679
 680 #include "wx/listimpl.cpp"
 681 WX_DECLARE_LIST(wxXmlSubclassFactory, wxXmlSubclassFactoriesList);
 682 WX_DEFINE_LIST(wxXmlSubclassFactoriesList)
 683
 684 wxXmlSubclassFactoriesList *wxXmlResource::ms_subclassFactories = NULL;
 685
 686 /*static*/ void wxXmlResource::AddSubclassFactory(wxXmlSubclassFactory *factory)
 687 {
 688     if (!ms_subclassFactories)
 689     {
 690         ms_subclassFactories = new wxXmlSubclassFactoriesList;
 691     }
 692     ms_subclassFactories->Append(factory);
 693 }
 694
 695 class wxXmlSubclassFactoryCXX : public wxXmlSubclassFactory
 696 {
 697 public:
 698     ~wxXmlSubclassFactoryCXX() {}
 699
 700     wxObject *Create(const wxString& className)
 701     {
 702         wxClassInfo* classInfo = wxClassInfo::FindClass(className);
 703
 704         if (classInfo)
 705             return classInfo->CreateObject();
 706         else
 707             return NULL;
 708     }
 709 };
 710
 711
 712
 713
 714 wxXmlResourceHandler::wxXmlResourceHandler()
 715         : m_node(NULL), m_parent(NULL), m_instance(NULL),
 716           m_parentAsWindow(NULL)
 717 {}
 718
 719
 720
 721 wxObject *wxXmlResourceHandler::CreateResource(wxXmlNode *node, wxObject *parent, wxObject *instance)
 722 {
 723     wxXmlNode *myNode = m_node;
 724     wxString myClass = m_class;
 725     wxObject *myParent = m_parent, *myInstance = m_instance;
 726     wxWindow *myParentAW = m_parentAsWindow;
 727
 728     m_instance = instance;
 729     if (!m_instance && node->HasProp(wxT("subclass")) &&
 730         !(m_resource->GetFlags() & wxXRC_NO_SUBCLASSING))
 731     {
 732         wxString subclass = node->GetPropVal(wxT("subclass"), wxEmptyString);
 733         if (!subclass.empty())
 734         {
 735             for (wxXmlSubclassFactoriesList::compatibility_iterator i = wxXmlResource::ms_subclassFactories->GetFirst();
 736                  i; i = i->GetNext())
 737             {
 738                 m_instance = i->GetData()->Create(subclass);
 739                 if (m_instance)
 740                     break;
 741             }
 742
 743             if (!m_instance)
 744             {
 745                 wxString name = node->GetPropVal(wxT("name"), wxEmptyString);
 746                 wxLogError(_("Subclass '%s' not found for resource '%s', not subclassing!"),
 747                            subclass.c_str(), name.c_str());
 748             }
 749         }
 750     }
 751
 752     m_node = node;
 753     m_class = node->GetPropVal(wxT("class"), wxEmptyString);
 754     m_parent = parent;
 755     m_parentAsWindow = wxDynamicCast(m_parent, wxWindow);
 756
 757     wxObject *returned = DoCreateResource();
 758
 759     m_node = myNode;
 760     m_class = myClass;
 761     m_parent = myParent; m_parentAsWindow = myParentAW;
 762     m_instance = myInstance;
 763
 764     return returned;
 765 }
 766
 767
 768 void wxXmlResourceHandler::AddStyle(const wxString& name, int value)
 769 {
 770     m_styleNames.Add(name);
 771     m_styleValues.Add(value);
 772 }
 773
 774
 775
 776 void wxXmlResourceHandler::AddWindowStyles()
 777 {
 778     XRC_ADD_STYLE(wxCLIP_CHILDREN);
 779     XRC_ADD_STYLE(wxSIMPLE_BORDER);
 780     XRC_ADD_STYLE(wxSUNKEN_BORDER);
 781     XRC_ADD_STYLE(wxDOUBLE_BORDER);
 782     XRC_ADD_STYLE(wxRAISED_BORDER);
 783     XRC_ADD_STYLE(wxSTATIC_BORDER);
 784     XRC_ADD_STYLE(wxNO_BORDER);
 785     XRC_ADD_STYLE(wxTRANSPARENT_WINDOW);
 786     XRC_ADD_STYLE(wxWANTS_CHARS);
 787     XRC_ADD_STYLE(wxTAB_TRAVERSAL);
 788     XRC_ADD_STYLE(wxNO_FULL_REPAINT_ON_RESIZE);
 789     XRC_ADD_STYLE(wxFULL_REPAINT_ON_RESIZE);
 790     XRC_ADD_STYLE(wxALWAYS_SHOW_SB);
 791     XRC_ADD_STYLE(wxWS_EX_BLOCK_EVENTS);
 792     XRC_ADD_STYLE(wxWS_EX_VALIDATE_RECURSIVELY);
 793 }
 794
 795
 796
 797 bool wxXmlResourceHandler::HasParam(const wxString& param)
 798 {
 799     return (GetParamNode(param) != NULL);
 800 }
 801
 802
 803 int wxXmlResourceHandler::GetStyle(const wxString& param, int defaults)
 804 {
 805     wxString s = GetParamValue(param);
 806
 807     if (!s) return defaults;
 808
 809     wxStringTokenizer tkn(s, wxT("| \t\n"), wxTOKEN_STRTOK);
 810     int style = 0;
 811     int index;
 812     wxString fl;
 813     while (tkn.HasMoreTokens())
 814     {
 815         fl = tkn.GetNextToken();
 816         index = m_styleNames.Index(fl);
 817         if (index != wxNOT_FOUND)
 818             style |= m_styleValues[index];
 819         else
 820             wxLogError(_("Unknown style flag ") + fl);
 821     }
 822     return style;
 823 }
 824
 825
 826
 827 wxString wxXmlResourceHandler::GetText(const wxString& param, bool translate)
 828 {
 829     wxXmlNode *parNode = GetParamNode(param);
 830     wxString str1(GetNodeContent(parNode));
 831     wxString str2;
 832     const wxChar *dt;
 833     wxChar amp_char;
 834
 835     // VS: First version of XRC resources used $ instead of & (which is
 836     //     illegal in XML), but later I realized that '_' fits this purpose
 837     //     much better (because &File means "File with F underlined").
 838     if (m_resource->CompareVersion(2,3,0,1) < 0)
 839         amp_char = wxT('$');
 840     else
 841         amp_char = wxT('_');
 842
 843     for (dt = str1.c_str(); *dt; dt++)
 844     {
 845         // Remap amp_char to &, map double amp_char to amp_char (for things
 846         // like "&File..." -- this is illegal in XML, so we use "_File..."):
 847         if (*dt == amp_char)
 848         {
 849             if ( *(++dt) == amp_char )
 850                 str2 << amp_char;
 851             else
 852                 str2 << wxT('&') << *dt;
 853         }
 854         // Remap \n to CR, \r to LF, \t to TAB, \\ to \:
 855         else if (*dt == wxT('\\'))
 856             switch (*(++dt))
 857             {
 858                 case wxT('n'):
 859                     str2 << wxT('\n');
 860                     break;
 861
 862                 case wxT('t'):
 863                     str2 << wxT('\t');
 864                     break;
 865
 866                 case wxT('r'):
 867                     str2 << wxT('\r');
 868                     break;
 869
 870                 case wxT('\\') :
 871                     // "\\" wasn't translated to "\" prior to 2.5.3.0:
 872                     if (m_resource->CompareVersion(2,5,3,0) >= 0)
 873                     {
 874                         str2 << wxT('\\');
 875                         break;
 876                     }
 877                     // else fall-through to default: branch below
 878
 879                 default:
 880                     str2 << wxT('\\') << *dt;
 881                     break;
 882             }
 883         else str2 << *dt;
 884     }
 885
 886     if (m_resource->GetFlags() & wxXRC_USE_LOCALE)
 887     {
 888         if (translate && parNode &&
 889             parNode->GetPropVal(wxT("translate"), wxEmptyString) != wxT("0"))
 890         {
 891             return wxGetTranslation(str2);
 892         }
 893         else
 894         {
 895 #if wxUSE_UNICODE
 896             return str2;
 897 #else
 898             // The string is internally stored as UTF-8, we have to convert
 899             // it into system's default encoding so that it can be displayed:
 900             return wxString(str2.mb_str(wxConvUTF8), wxConvLocal);
 901 #endif
 902         }
 903     }
 904
 905     // If wxXRC_USE_LOCALE is not set, then the string is already in
 906     // system's default encoding in ANSI build, so we don't have to
 907     // do anything special here.
 908     return str2;
 909 }
 910
 911
 912
 913 long wxXmlResourceHandler::GetLong(const wxString& param, long defaultv)
 914 {
 915     long value;
 916     wxString str1 = GetParamValue(param);
 917
 918     if (!str1.ToLong(&value))
 919         value = defaultv;
 920
 921     return value;
 922 }
 923
 924 float wxXmlResourceHandler::GetFloat(const wxString& param, float defaultv)
 925 {
 926     double value;
 927     wxString str1 = GetParamValue(param);
 928
 929 #ifndef __WXWINCE__
 930     const char *prevlocale = setlocale(LC_NUMERIC, "C");
 931 #endif
 932
 933     if (!str1.ToDouble(&value))
 934         value = defaultv;
 935
 936 #ifndef __WXWINCE__
 937     setlocale(LC_NUMERIC, prevlocale);
 938 #endif
 939
 940     return wx_truncate_cast(float, value);
 941 }
 942
 943
 944 int wxXmlResourceHandler::GetID()
 945 {
 946     return wxXmlResource::GetXRCID(GetName());
 947 }
 948
 949
 950
 951 wxString wxXmlResourceHandler::GetName()
 952 {
 953     return m_node->GetPropVal(wxT("name"), wxT("-1"));
 954 }
 955
 956
 957
 958 bool wxXmlResourceHandler::GetBool(const wxString& param, bool defaultv)
 959 {
 960     wxString v = GetParamValue(param);
 961     v.MakeLower();
 962     if (!v) return defaultv;
 963
 964     return (v == wxT("1"));
 965 }
 966
 967
 968 static wxColour GetSystemColour(const wxString& name)
 969 {
 970     if (!name.empty())
 971     {
 972         #define SYSCLR(clr) \
 973             if (name == _T(#clr)) return wxSystemSettings::GetColour(clr);
 974         SYSCLR(wxSYS_COLOUR_SCROLLBAR)
 975         SYSCLR(wxSYS_COLOUR_BACKGROUND)
 976         SYSCLR(wxSYS_COLOUR_DESKTOP)
 977         SYSCLR(wxSYS_COLOUR_ACTIVECAPTION)
 978         SYSCLR(wxSYS_COLOUR_INACTIVECAPTION)
 979         SYSCLR(wxSYS_COLOUR_MENU)
 980         SYSCLR(wxSYS_COLOUR_WINDOW)
 981         SYSCLR(wxSYS_COLOUR_WINDOWFRAME)
 982         SYSCLR(wxSYS_COLOUR_MENUTEXT)
 983         SYSCLR(wxSYS_COLOUR_WINDOWTEXT)
 984         SYSCLR(wxSYS_COLOUR_CAPTIONTEXT)
 985         SYSCLR(wxSYS_COLOUR_ACTIVEBORDER)
 986         SYSCLR(wxSYS_COLOUR_INACTIVEBORDER)
 987         SYSCLR(wxSYS_COLOUR_APPWORKSPACE)
 988         SYSCLR(wxSYS_COLOUR_HIGHLIGHT)
 989         SYSCLR(wxSYS_COLOUR_HIGHLIGHTTEXT)
 990         SYSCLR(wxSYS_COLOUR_BTNFACE)
 991         SYSCLR(wxSYS_COLOUR_3DFACE)
 992         SYSCLR(wxSYS_COLOUR_BTNSHADOW)
 993         SYSCLR(wxSYS_COLOUR_3DSHADOW)
 994         SYSCLR(wxSYS_COLOUR_GRAYTEXT)
 995         SYSCLR(wxSYS_COLOUR_BTNTEXT)
 996         SYSCLR(wxSYS_COLOUR_INACTIVECAPTIONTEXT)
 997         SYSCLR(wxSYS_COLOUR_BTNHIGHLIGHT)
 998         SYSCLR(wxSYS_COLOUR_BTNHILIGHT)
 999         SYSCLR(wxSYS_COLOUR_3DHIGHLIGHT)
1000         SYSCLR(wxSYS_COLOUR_3DHILIGHT)
1001         SYSCLR(wxSYS_COLOUR_3DDKSHADOW)
1002         SYSCLR(wxSYS_COLOUR_3DLIGHT)
1003         SYSCLR(wxSYS_COLOUR_INFOTEXT)
1004         SYSCLR(wxSYS_COLOUR_INFOBK)
1005         SYSCLR(wxSYS_COLOUR_LISTBOX)
1006         SYSCLR(wxSYS_COLOUR_HOTLIGHT)
1007         SYSCLR(wxSYS_COLOUR_GRADIENTACTIVECAPTION)
1008         SYSCLR(wxSYS_COLOUR_GRADIENTINACTIVECAPTION)
1009         SYSCLR(wxSYS_COLOUR_MENUHILIGHT)
1010         SYSCLR(wxSYS_COLOUR_MENUBAR)
1011         #undef SYSCLR
1012     }
1013
1014     return wxNullColour;
1015 }
1016
1017 wxColour wxXmlResourceHandler::GetColour(const wxString& param)
1018 {
1019     wxString v = GetParamValue(param);
1020
1021     // find colour using HTML syntax (#RRGGBB)
1022     unsigned long tmp = 0;
1023
1024     if (v.Length() != 7 || v[0u] != wxT('#') ||
1025         wxSscanf(v.c_str(), wxT("#%lX"), &tmp) != 1)
1026     {
1027         // the colour doesn't use #RRGGBB format, check if it is symbolic
1028         // colour name:
1029         wxColour clr = GetSystemColour(v);
1030         if (clr.Ok())
1031             return clr;
1032
1033         wxLogError(_("XRC resource: Incorrect colour specification '%s' for property '%s'."),
1034                    v.c_str(), param.c_str());
1035         return wxNullColour;
1036     }
1037
1038     return wxColour((unsigned char) ((tmp & 0xFF0000) >> 16) ,
1039                     (unsigned char) ((tmp & 0x00FF00) >> 8),
1040                     (unsigned char) ((tmp & 0x0000FF)));
1041 }
1042
1043
1044
1045 wxBitmap wxXmlResourceHandler::GetBitmap(const wxString& param,
1046                                          const wxArtClient& defaultArtClient,
1047                                          wxSize size)
1048 {
1049     /* If the bitmap is specified as stock item, query wxArtProvider for it: */
1050     wxXmlNode *bmpNode = GetParamNode(param);
1051     if ( bmpNode )
1052     {
1053         wxString sid = bmpNode->GetPropVal(wxT("stock_id"), wxEmptyString);
1054         if ( !sid.empty() )
1055         {
1056             wxString scl = bmpNode->GetPropVal(wxT("stock_client"), wxEmptyString);
1057             if (scl.empty())
1058                 scl = defaultArtClient;
1059             else
1060                 scl = wxART_MAKE_CLIENT_ID_FROM_STR(scl);
1061
1062             wxBitmap stockArt =
1063                 wxArtProvider::GetBitmap(wxART_MAKE_ART_ID_FROM_STR(sid),
1064                                          scl, size);
1065             if ( stockArt.Ok() )
1066                 return stockArt;
1067         }
1068     }
1069
1070     /* ...or load the bitmap from file: */
1071     wxString name = GetParamValue(param);
1072     if (name.empty()) return wxNullBitmap;
1073 #if wxUSE_FILESYSTEM
1074     wxFSFile *fsfile = GetCurFileSystem().OpenFile(name);
1075     if (fsfile == NULL)
1076     {
1077         wxLogError(_("XRC resource: Cannot create bitmap from '%s'."),
1078                    name.c_str());
1079         return wxNullBitmap;
1080     }
1081     wxImage img(*(fsfile->GetStream()));
1082     delete fsfile;
1083 #else
1084     wxImage img(GetParamValue(wxT("bitmap")));
1085 #endif
1086
1087     if (!img.Ok())
1088     {
1089         wxLogError(_("XRC resource: Cannot create bitmap from '%s'."),
1090                    param.c_str());
1091         return wxNullBitmap;
1092     }
1093     if (!(size == wxDefaultSize)) img.Rescale(size.x, size.y);
1094 #if !defined(__WXMSW__) || wxUSE_WXDIB
1095     return wxBitmap(img);
1096 #else
1097     return wxBitmap();
1098 #endif
1099 }
1100
1101
1102
1103 wxIcon wxXmlResourceHandler::GetIcon(const wxString& param,
1104                                      const wxArtClient& defaultArtClient,
1105                                      wxSize size)
1106 {
1107     wxIcon icon;
1108     icon.CopyFromBitmap(GetBitmap(param, defaultArtClient, size));
1109     return icon;
1110 }
1111
1112
1113
1114 wxXmlNode *wxXmlResourceHandler::GetParamNode(const wxString& param)
1115 {
1116     wxCHECK_MSG(m_node, NULL, wxT("You can't access handler data before it was initialized!"));
1117
1118     wxXmlNode *n = m_node->GetChildren();
1119
1120     while (n)
1121     {
1122         if (n->GetType() == wxXML_ELEMENT_NODE && n->GetName() == param)
1123             return n;
1124         n = n->GetNext();
1125     }
1126     return NULL;
1127 }
1128
1129
1130 wxString wxXmlResourceHandler::GetNodeContent(wxXmlNode *node)
1131 {
1132     wxXmlNode *n = node;
1133     if (n == NULL) return wxEmptyString;
1134     n = n->GetChildren();
1135
1136     while (n)
1137     {
1138         if (n->GetType() == wxXML_TEXT_NODE ||
1139             n->GetType() == wxXML_CDATA_SECTION_NODE)
1140             return n->GetContent();
1141         n = n->GetNext();
1142     }
1143     return wxEmptyString;
1144 }
1145
1146
1147
1148 wxString wxXmlResourceHandler::GetParamValue(const wxString& param)
1149 {
1150     if (param.empty())
1151         return GetNodeContent(m_node);
1152     else
1153         return GetNodeContent(GetParamNode(param));
1154 }
1155
1156
1157
1158 wxSize wxXmlResourceHandler::GetSize(const wxString& param,
1159                                      wxWindow *windowToUse)
1160 {
1161     wxString s = GetParamValue(param);
1162     if (s.empty()) s = wxT("-1,-1");
1163     bool is_dlg;
1164     long sx, sy = 0;
1165
1166     is_dlg = s[s.Length()-1] == wxT('d');
1167     if (is_dlg) s.RemoveLast();
1168
1169     if (!s.BeforeFirst(wxT(',')).ToLong(&sx) ||
1170         !s.AfterLast(wxT(',')).ToLong(&sy))
1171     {
1172         wxLogError(_("Cannot parse coordinates from '%s'."), s.c_str());
1173         return wxDefaultSize;
1174     }
1175
1176     if (is_dlg)
1177     {
1178         if (windowToUse)
1179         {
1180             return wxDLG_UNIT(windowToUse, wxSize(sx, sy));
1181         }
1182         else if (m_parentAsWindow)
1183         {
1184             return wxDLG_UNIT(m_parentAsWindow, wxSize(sx, sy));
1185         }
1186         else
1187         {
1188             wxLogError(_("Cannot convert dialog units: dialog unknown."));
1189             return wxDefaultSize;
1190         }
1191     }
1192
1193     return wxSize(sx, sy);
1194 }
1195
1196
1197
1198 wxPoint wxXmlResourceHandler::GetPosition(const wxString& param)
1199 {
1200     wxSize sz = GetSize(param);
1201     return wxPoint(sz.x, sz.y);
1202 }
1203
1204
1205
1206 wxCoord wxXmlResourceHandler::GetDimension(const wxString& param,
1207                                            wxCoord defaultv,
1208                                            wxWindow *windowToUse)
1209 {
1210     wxString s = GetParamValue(param);
1211     if (s.empty()) return defaultv;
1212     bool is_dlg;
1213     long sx;
1214
1215     is_dlg = s[s.Length()-1] == wxT('d');
1216     if (is_dlg) s.RemoveLast();
1217
1218     if (!s.ToLong(&sx))
1219     {
1220         wxLogError(_("Cannot parse dimension from '%s'."), s.c_str());
1221         return defaultv;
1222     }
1223
1224     if (is_dlg)
1225     {
1226         if (windowToUse)
1227         {
1228             return wxDLG_UNIT(windowToUse, wxSize(sx, 0)).x;
1229         }
1230         else if (m_parentAsWindow)
1231         {
1232             return wxDLG_UNIT(m_parentAsWindow, wxSize(sx, 0)).x;
1233         }
1234         else
1235         {
1236             wxLogError(_("Cannot convert dialog units: dialog unknown."));
1237             return defaultv;
1238         }
1239     }
1240
1241     return sx;
1242 }
1243
1244
1245 // Get system font index using indexname
1246 static wxFont GetSystemFont(const wxString& name)
1247 {
1248     if (!name.empty())
1249     {
1250         #define SYSFNT(fnt) \
1251             if (name == _T(#fnt)) return wxSystemSettings::GetFont(fnt);
1252         SYSFNT(wxSYS_OEM_FIXED_FONT)
1253         SYSFNT(wxSYS_ANSI_FIXED_FONT)
1254         SYSFNT(wxSYS_ANSI_VAR_FONT)
1255         SYSFNT(wxSYS_SYSTEM_FONT)
1256         SYSFNT(wxSYS_DEVICE_DEFAULT_FONT)
1257         SYSFNT(wxSYS_DEFAULT_PALETTE)
1258         SYSFNT(wxSYS_SYSTEM_FIXED_FONT)
1259         SYSFNT(wxSYS_DEFAULT_GUI_FONT)
1260         #undef SYSFNT
1261     }
1262
1263     return wxNullFont;
1264 }
1265
1266 wxFont wxXmlResourceHandler::GetFont(const wxString& param)
1267 {
1268     wxXmlNode *font_node = GetParamNode(param);
1269     if (font_node == NULL)
1270     {
1271         wxLogError(_("Cannot find font node '%s'."), param.c_str());
1272         return wxNullFont;
1273     }
1274
1275     wxXmlNode *oldnode = m_node;
1276     m_node = font_node;
1277
1278     // font attributes:
1279
1280     // size
1281     int isize = wxDEFAULT;
1282     bool hasSize = HasParam(wxT("size"));
1283     if (hasSize)
1284         isize = GetLong(wxT("size"), wxDEFAULT);
1285
1286     // style
1287     int istyle = wxNORMAL;
1288     bool hasStyle = HasParam(wxT("style"));
1289     if (hasStyle)
1290     {
1291         wxString style = GetParamValue(wxT("style"));
1292         if (style == wxT("italic"))
1293             istyle = wxITALIC;
1294         else if (style == wxT("slant"))
1295             istyle = wxSLANT;
1296     }
1297
1298     // weight
1299     int iweight = wxNORMAL;
1300     bool hasWeight = HasParam(wxT("weight"));
1301     if (hasWeight)
1302     {
1303         wxString weight = GetParamValue(wxT("weight"));
1304         if (weight == wxT("bold"))
1305             iweight = wxBOLD;
1306         else if (weight == wxT("light"))
1307             iweight = wxLIGHT;
1308     }
1309
1310     // underline
1311     bool hasUnderlined = HasParam(wxT("underlined"));
1312     bool underlined = hasUnderlined ? GetBool(wxT("underlined"), false) : false;
1313
1314     // family and facename
1315     int ifamily = wxDEFAULT;
1316     bool hasFamily = HasParam(wxT("family"));
1317     if (hasFamily)
1318     {
1319         wxString family = GetParamValue(wxT("family"));
1320              if (family == wxT("decorative")) ifamily = wxDECORATIVE;
1321         else if (family == wxT("roman")) ifamily = wxROMAN;
1322         else if (family == wxT("script")) ifamily = wxSCRIPT;
1323         else if (family == wxT("swiss")) ifamily = wxSWISS;
1324         else if (family == wxT("modern")) ifamily = wxMODERN;
1325         else if (family == wxT("teletype")) ifamily = wxTELETYPE;
1326     }
1327
1328
1329     wxString facename;
1330     bool hasFacename = HasParam(wxT("face"));
1331     if (hasFacename)
1332     {
1333         wxString faces = GetParamValue(wxT("face"));
1334         wxFontEnumerator enu;
1335         enu.EnumerateFacenames();
1336         wxStringTokenizer tk(faces, wxT(","));
1337         while (tk.HasMoreTokens())
1338         {
1339             int index = enu.GetFacenames()->Index(tk.GetNextToken(), false);
1340             if (index != wxNOT_FOUND)
1341             {
1342                 facename = (*enu.GetFacenames())[index];
1343                 break;
1344             }
1345         }
1346     }
1347
1348     // encoding
1349     wxFontEncoding enc = wxFONTENCODING_DEFAULT;
1350     bool hasEncoding = HasParam(wxT("encoding"));
1351     if (hasEncoding)
1352     {
1353         wxString encoding = GetParamValue(wxT("encoding"));
1354         wxFontMapper mapper;
1355         if (!encoding.empty())
1356             enc = mapper.CharsetToEncoding(encoding);
1357         if (enc == wxFONTENCODING_SYSTEM)
1358             enc = wxFONTENCODING_DEFAULT;
1359     }
1360
1361     // is this font based on a system font?
1362     wxFont sysfont = GetSystemFont(GetParamValue(wxT("sysfont")));
1363
1364     if (sysfont.Ok())
1365     {
1366         if (hasSize)
1367             sysfont.SetPointSize(isize);
1368         else if (HasParam(wxT("relativesize")))
1369             sysfont.SetPointSize(int(sysfont.GetPointSize() *
1370                                      GetFloat(wxT("relativesize"))));
1371
1372         if (hasStyle)
1373             sysfont.SetStyle(istyle);
1374         if (hasWeight)
1375             sysfont.SetWeight(iweight);
1376         if (hasUnderlined)
1377             sysfont.SetUnderlined(underlined);
1378         if (hasFamily)
1379             sysfont.SetFamily(ifamily);
1380         if (hasFacename)
1381             sysfont.SetFaceName(facename);
1382         if (hasEncoding)
1383             sysfont.SetDefaultEncoding(enc);
1384
1385         m_node = oldnode;
1386         return sysfont;
1387     }
1388
1389     m_node = oldnode;
1390     return wxFont(isize, ifamily, istyle, iweight,
1391                   underlined, facename, enc);
1392 }
1393
1394
1395 void wxXmlResourceHandler::SetupWindow(wxWindow *wnd)
1396 {
1397     //FIXME : add cursor
1398
1399     if (HasParam(wxT("exstyle")))
1400         // Have to OR it with existing style, since
1401         // some implementations (e.g. wxGTK) use the extra style
1402         // during creation
1403         wnd->SetExtraStyle(wnd->GetExtraStyle() | GetStyle(wxT("exstyle")));
1404     if (HasParam(wxT("bg")))
1405         wnd->SetBackgroundColour(GetColour(wxT("bg")));
1406     if (HasParam(wxT("fg")))
1407         wnd->SetForegroundColour(GetColour(wxT("fg")));
1408     if (GetBool(wxT("enabled"), 1) == 0)
1409         wnd->Enable(false);
1410     if (GetBool(wxT("focused"), 0) == 1)
1411         wnd->SetFocus();
1412     if (GetBool(wxT("hidden"), 0) == 1)
1413         wnd->Show(false);
1414 #if wxUSE_TOOLTIPS
1415     if (HasParam(wxT("tooltip")))
1416         wnd->SetToolTip(GetText(wxT("tooltip")));
1417 #endif
1418     if (HasParam(wxT("font")))
1419         wnd->SetFont(GetFont());
1420     if (HasParam(wxT("help")))
1421         wnd->SetHelpText(GetText(wxT("help")));
1422 }
1423
1424
1425 void wxXmlResourceHandler::CreateChildren(wxObject *parent, bool this_hnd_only)
1426 {
1427     wxXmlNode *n = m_node->GetChildren();
1428
1429     while (n)
1430     {
1431         if (n->GetType() == wxXML_ELEMENT_NODE &&
1432            (n->GetName() == wxT("object") || n->GetName() == wxT("object_ref")))
1433         {
1434             m_resource->CreateResFromNode(n, parent, NULL,
1435                                           this_hnd_only ? this : NULL);
1436         }
1437         n = n->GetNext();
1438     }
1439 }
1440
1441
1442 void wxXmlResourceHandler::CreateChildrenPrivately(wxObject *parent, wxXmlNode *rootnode)
1443 {
1444     wxXmlNode *root;
1445     if (rootnode == NULL) root = m_node; else root = rootnode;
1446     wxXmlNode *n = root->GetChildren();
1447
1448     while (n)
1449     {
1450         if (n->GetType() == wxXML_ELEMENT_NODE && CanHandle(n))
1451         {
1452             CreateResource(n, parent, NULL);
1453         }
1454         n = n->GetNext();
1455     }
1456 }
1457
1458
1459
1460
1461
1462
1463
1464 // --------------- XRCID implementation -----------------------------
1465
1466 #define XRCID_TABLE_SIZE     1024
1467
1468
1469 struct XRCID_record
1470 {
1471     int id;
1472     wxChar *key;
1473     XRCID_record *next;
1474 };
1475
1476 static XRCID_record *XRCID_Records[XRCID_TABLE_SIZE] = {NULL};
1477
1478 static int XRCID_Lookup(const wxChar *str_id, int value_if_not_found = -2)
1479 {
1480     int index = 0;
1481
1482     for (const wxChar *c = str_id; *c != wxT('\0'); c++) index += (int)*c;
1483     index %= XRCID_TABLE_SIZE;
1484
1485     XRCID_record *oldrec = NULL;
1486     for (XRCID_record *rec = XRCID_Records[index]; rec; rec = rec->next)
1487     {
1488         if (wxStrcmp(rec->key, str_id) == 0)
1489         {
1490             return rec->id;
1491         }
1492         oldrec = rec;
1493     }
1494
1495     XRCID_record **rec_var = (oldrec == NULL) ?
1496                               &XRCID_Records[index] : &oldrec->next;
1497     *rec_var = new XRCID_record;
1498     (*rec_var)->key = wxStrdup(str_id);
1499     (*rec_var)->next = NULL;
1500
1501     wxChar *end;
1502     if (value_if_not_found != -2)
1503         (*rec_var)->id = value_if_not_found;
1504     else
1505     {
1506         int asint = wxStrtol(str_id, &end, 10);
1507         if (*str_id && *end == 0)
1508         {
1509             // if str_id was integer, keep it verbosely:
1510             (*rec_var)->id = asint;
1511         }
1512         else
1513         {
1514             (*rec_var)->id = wxNewId();
1515         }
1516     }
1517
1518     return (*rec_var)->id;
1519 }
1520
1521 static void AddStdXRCID_Records();
1522
1523 /*static*/ int wxXmlResource::GetXRCID(const wxChar *str_id)
1524 {
1525     static bool s_stdIDsAdded = false;
1526
1527     if ( !s_stdIDsAdded )
1528     {
1529         s_stdIDsAdded = true;
1530         AddStdXRCID_Records();
1531     }
1532
1533     return XRCID_Lookup(str_id);
1534 }
1535
1536
1537 static void CleanXRCID_Record(XRCID_record *rec)
1538 {
1539     if (rec)
1540     {
1541         CleanXRCID_Record(rec->next);
1542         free(rec->key);
1543         delete rec;
1544     }
1545 }
1546
1547 static void CleanXRCID_Records()
1548 {
1549     for (int i = 0; i < XRCID_TABLE_SIZE; i++)
1550     {
1551         CleanXRCID_Record(XRCID_Records[i]);
1552         XRCID_Records[i] = NULL;
1553     }
1554 }
1555
1556 static void AddStdXRCID_Records()
1557 {
1558 #define stdID(id) XRCID_Lookup(wxT(#id), id)
1559     stdID(-1);
1560
1561     stdID(wxID_ANY);
1562     stdID(wxID_SEPARATOR);
1563
1564     stdID(wxID_OPEN);
1565     stdID(wxID_CLOSE);
1566     stdID(wxID_NEW);
1567     stdID(wxID_SAVE);
1568     stdID(wxID_SAVEAS);
1569     stdID(wxID_REVERT);
1570     stdID(wxID_EXIT);
1571     stdID(wxID_UNDO);
1572     stdID(wxID_REDO);
1573     stdID(wxID_HELP);
1574     stdID(wxID_PRINT);
1575     stdID(wxID_PRINT_SETUP);
1576     stdID(wxID_PREVIEW);
1577     stdID(wxID_ABOUT);
1578     stdID(wxID_HELP_CONTENTS);
1579     stdID(wxID_HELP_COMMANDS);
1580     stdID(wxID_HELP_PROCEDURES);
1581     stdID(wxID_HELP_CONTEXT);
1582     stdID(wxID_CLOSE_ALL);
1583     stdID(wxID_PREFERENCES);
1584     stdID(wxID_CUT);
1585     stdID(wxID_COPY);
1586     stdID(wxID_PASTE);
1587     stdID(wxID_CLEAR);
1588     stdID(wxID_FIND);
1589     stdID(wxID_DUPLICATE);
1590     stdID(wxID_SELECTALL);
1591     stdID(wxID_DELETE);
1592     stdID(wxID_REPLACE);
1593     stdID(wxID_REPLACE_ALL);
1594     stdID(wxID_PROPERTIES);
1595     stdID(wxID_VIEW_DETAILS);
1596     stdID(wxID_VIEW_LARGEICONS);
1597     stdID(wxID_VIEW_SMALLICONS);
1598     stdID(wxID_VIEW_LIST);
1599     stdID(wxID_VIEW_SORTDATE);
1600     stdID(wxID_VIEW_SORTNAME);
1601     stdID(wxID_VIEW_SORTSIZE);
1602     stdID(wxID_VIEW_SORTTYPE);
1603     stdID(wxID_FILE1);
1604     stdID(wxID_FILE2);
1605     stdID(wxID_FILE3);
1606     stdID(wxID_FILE4);
1607     stdID(wxID_FILE5);
1608     stdID(wxID_FILE6);
1609     stdID(wxID_FILE7);
1610     stdID(wxID_FILE8);
1611     stdID(wxID_FILE9);
1612     stdID(wxID_OK);
1613     stdID(wxID_CANCEL);
1614     stdID(wxID_APPLY);
1615     stdID(wxID_YES);
1616     stdID(wxID_NO);
1617     stdID(wxID_STATIC);
1618     stdID(wxID_FORWARD);
1619     stdID(wxID_BACKWARD);
1620     stdID(wxID_DEFAULT);
1621     stdID(wxID_MORE);
1622     stdID(wxID_SETUP);
1623     stdID(wxID_RESET);
1624     stdID(wxID_CONTEXT_HELP);
1625     stdID(wxID_YESTOALL);
1626     stdID(wxID_NOTOALL);
1627     stdID(wxID_ABORT);
1628     stdID(wxID_RETRY);
1629     stdID(wxID_IGNORE);
1630     stdID(wxID_ADD);
1631     stdID(wxID_REMOVE);
1632     stdID(wxID_UP);
1633     stdID(wxID_DOWN);
1634     stdID(wxID_HOME);
1635     stdID(wxID_REFRESH);
1636     stdID(wxID_STOP);
1637     stdID(wxID_INDEX);
1638     stdID(wxID_BOLD);
1639     stdID(wxID_ITALIC);
1640     stdID(wxID_JUSTIFY_CENTER);
1641     stdID(wxID_JUSTIFY_FILL);
1642     stdID(wxID_JUSTIFY_RIGHT);
1643     stdID(wxID_JUSTIFY_LEFT);
1644     stdID(wxID_UNDERLINE);
1645     stdID(wxID_INDENT);
1646     stdID(wxID_UNINDENT);
1647     stdID(wxID_ZOOM_100);
1648     stdID(wxID_ZOOM_FIT);
1649     stdID(wxID_ZOOM_IN);
1650     stdID(wxID_ZOOM_OUT);
1651     stdID(wxID_UNDELETE);
1652     stdID(wxID_REVERT_TO_SAVED);
1653     stdID(wxID_SYSTEM_MENU);
1654     stdID(wxID_CLOSE_FRAME);
1655     stdID(wxID_MOVE_FRAME);
1656     stdID(wxID_RESIZE_FRAME);
1657     stdID(wxID_MAXIMIZE_FRAME);
1658     stdID(wxID_ICONIZE_FRAME);
1659     stdID(wxID_RESTORE_FRAME);
1660
1661 #undef stdID
1662 }
1663
1664
1665
1666
1667
1668 // --------------- module and globals -----------------------------
1669
1670 class wxXmlResourceModule: public wxModule
1671 {
1672 DECLARE_DYNAMIC_CLASS(wxXmlResourceModule)
1673 public:
1674     wxXmlResourceModule() {}
1675     bool OnInit()
1676     {
1677         wxXmlResource::AddSubclassFactory(new wxXmlSubclassFactoryCXX);
1678         return true;
1679     }
1680     void OnExit()
1681     {
1682         delete wxXmlResource::Set(NULL);
1683         if(wxXmlResource::ms_subclassFactories)
1684             WX_CLEAR_LIST(wxXmlSubclassFactoriesList, *wxXmlResource::ms_subclassFactories);
1685         wxDELETE(wxXmlResource::ms_subclassFactories);
1686         CleanXRCID_Records();
1687     }
1688 };
1689
1690 IMPLEMENT_DYNAMIC_CLASS(wxXmlResourceModule, wxModule)
1691
1692
1693 // When wxXml is loaded dynamically after the application is already running
1694 // then the built-in module system won't pick this one up.  Add it manually.
1695 void wxXmlInitResourceModule()
1696 {
1697     wxModule* module = new wxXmlResourceModule;
1698     module->Init();
1699     wxModule::RegisterModule(module);
1700 }
1701
1702 #endif // wxUSE_XRC