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