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->GetAttribute(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()->GetAttribute(
 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->GetAttribute(wxT("name"), &dummy) && dummy == name )
 538         {
 539             wxString cls(node->GetAttribute(wxT("class"), wxEmptyString));
 540             if (!classname || cls == classname)
 541                 return node;
 542             // object_ref may not have 'class' attribute:
 543             if (cls.empty() && node->GetName() == wxT("object_ref"))
 544             {
 545                 wxString refName = node->GetAttribute(wxT("ref"), wxEmptyString);
 546                 if (refName.empty())
 547                     continue;
 548                 wxXmlNode* refNode = FindResource(refName, wxEmptyString, true);
 549                 if (refNode &&
 550                     refNode->GetAttribute(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 attributes:
 605     for ( wxXmlAttribute *attr = with.GetAttributes();
 606           attr; attr = attr->GetNext() )
 607     {
 608         wxXmlAttribute *dattr;
 609         for (dattr = dest.GetAttributes(); dattr; dattr = dattr->GetNext())
 610         {
 611
 612             if ( dattr->GetName() == attr->GetName() )
 613             {
 614                 dattr->SetValue(attr->GetValue());
 615                 break;
 616             }
 617         }
 618
 619         if ( !dattr )
 620             dest.AddAttribute(attr->GetName(), attr->GetValue());
 621    }
 622
 623     // Merge child nodes:
 624     for (wxXmlNode* node = with.GetChildren(); node; node = node->GetNext())
 625     {
 626         wxString name = node->GetAttribute(wxT("name"), wxEmptyString);
 627         wxXmlNode *dnode;
 628
 629         for (dnode = dest.GetChildren(); dnode; dnode = dnode->GetNext() )
 630         {
 631             if ( dnode->GetName() == node->GetName() &&
 632                  dnode->GetAttribute(wxT("name"), wxEmptyString) == name &&
 633                  dnode->GetType() == node->GetType() )
 634             {
 635                 MergeNodes(*dnode, *node);
 636                 break;
 637             }
 638         }
 639
 640         if ( !dnode )
 641         {
 642             static const wxChar *AT_END = wxT("end");
 643             wxString insert_pos = node->GetAttribute(wxT("insert_at"), AT_END);
 644             if ( insert_pos == AT_END )
 645             {
 646                 dest.AddChild(new wxXmlNode(*node));
 647             }
 648             else if ( insert_pos == wxT("begin") )
 649             {
 650                 dest.InsertChild(new wxXmlNode(*node), dest.GetChildren());
 651             }
 652         }
 653     }
 654
 655     if ( dest.GetType() == wxXML_TEXT_NODE && with.GetContent().length() )
 656          dest.SetContent(with.GetContent());
 657 }
 658
 659 wxObject *wxXmlResource::CreateResFromNode(wxXmlNode *node, wxObject *parent,
 660                                            wxObject *instance,
 661                                            wxXmlResourceHandler *handlerToUse)
 662 {
 663     if (node == NULL) return NULL;
 664
 665     // handling of referenced resource
 666     if ( node->GetName() == wxT("object_ref") )
 667     {
 668         wxString refName = node->GetAttribute(wxT("ref"), wxEmptyString);
 669         wxXmlNode* refNode = FindResource(refName, wxEmptyString, true);
 670
 671         if ( !refNode )
 672         {
 673             wxLogError(_("Referenced object node with ref=\"%s\" not found!"),
 674                        refName.c_str());
 675             return NULL;
 676         }
 677
 678         wxXmlNode copy(*refNode);
 679         MergeNodes(copy, *node);
 680
 681         return CreateResFromNode(&copy, parent, instance);
 682     }
 683
 684     wxXmlResourceHandler *handler;
 685
 686     if (handlerToUse)
 687     {
 688         if (handlerToUse->CanHandle(node))
 689         {
 690             return handlerToUse->CreateResource(node, parent, instance);
 691         }
 692     }
 693     else if (node->GetName() == wxT("object"))
 694     {
 695         wxList::compatibility_iterator ND = m_handlers.GetFirst();
 696         while (ND)
 697         {
 698             handler = (wxXmlResourceHandler*)ND->GetData();
 699             if (handler->CanHandle(node))
 700             {
 701                 return handler->CreateResource(node, parent, instance);
 702             }
 703             ND = ND->GetNext();
 704         }
 705     }
 706
 707     wxLogError(_("No handler found for XML node '%s', class '%s'!"),
 708                node->GetName().c_str(),
 709                node->GetAttribute(wxT("class"), wxEmptyString).c_str());
 710     return NULL;
 711 }
 712
 713
 714 #include "wx/listimpl.cpp"
 715 WX_DECLARE_LIST(wxXmlSubclassFactory, wxXmlSubclassFactoriesList);
 716 WX_DEFINE_LIST(wxXmlSubclassFactoriesList)
 717
 718 wxXmlSubclassFactoriesList *wxXmlResource::ms_subclassFactories = NULL;
 719
 720 /*static*/ void wxXmlResource::AddSubclassFactory(wxXmlSubclassFactory *factory)
 721 {
 722     if (!ms_subclassFactories)
 723     {
 724         ms_subclassFactories = new wxXmlSubclassFactoriesList;
 725     }
 726     ms_subclassFactories->Append(factory);
 727 }
 728
 729 class wxXmlSubclassFactoryCXX : public wxXmlSubclassFactory
 730 {
 731 public:
 732     ~wxXmlSubclassFactoryCXX() {}
 733
 734     wxObject *Create(const wxString& className)
 735     {
 736         wxClassInfo* classInfo = wxClassInfo::FindClass(className);
 737
 738         if (classInfo)
 739             return classInfo->CreateObject();
 740         else
 741             return NULL;
 742     }
 743 };
 744
 745
 746
 747
 748 wxXmlResourceHandler::wxXmlResourceHandler()
 749         : m_node(NULL), m_parent(NULL), m_instance(NULL),
 750           m_parentAsWindow(NULL)
 751 {}
 752
 753
 754
 755 wxObject *wxXmlResourceHandler::CreateResource(wxXmlNode *node, wxObject *parent, wxObject *instance)
 756 {
 757     wxXmlNode *myNode = m_node;
 758     wxString myClass = m_class;
 759     wxObject *myParent = m_parent, *myInstance = m_instance;
 760     wxWindow *myParentAW = m_parentAsWindow;
 761
 762     m_instance = instance;
 763     if (!m_instance && node->HasAttribute(wxT("subclass")) &&
 764         !(m_resource->GetFlags() & wxXRC_NO_SUBCLASSING))
 765     {
 766         wxString subclass = node->GetAttribute(wxT("subclass"), wxEmptyString);
 767         if (!subclass.empty())
 768         {
 769             for (wxXmlSubclassFactoriesList::compatibility_iterator i = wxXmlResource::ms_subclassFactories->GetFirst();
 770                  i; i = i->GetNext())
 771             {
 772                 m_instance = i->GetData()->Create(subclass);
 773                 if (m_instance)
 774                     break;
 775             }
 776
 777             if (!m_instance)
 778             {
 779                 wxString name = node->GetAttribute(wxT("name"), wxEmptyString);
 780                 wxLogError(_("Subclass '%s' not found for resource '%s', not subclassing!"),
 781                            subclass.c_str(), name.c_str());
 782             }
 783         }
 784     }
 785
 786     m_node = node;
 787     m_class = node->GetAttribute(wxT("class"), wxEmptyString);
 788     m_parent = parent;
 789     m_parentAsWindow = wxDynamicCast(m_parent, wxWindow);
 790
 791     wxObject *returned = DoCreateResource();
 792
 793     m_node = myNode;
 794     m_class = myClass;
 795     m_parent = myParent; m_parentAsWindow = myParentAW;
 796     m_instance = myInstance;
 797
 798     return returned;
 799 }
 800
 801
 802 void wxXmlResourceHandler::AddStyle(const wxString& name, int value)
 803 {
 804     m_styleNames.Add(name);
 805     m_styleValues.Add(value);
 806 }
 807
 808
 809
 810 void wxXmlResourceHandler::AddWindowStyles()
 811 {
 812     XRC_ADD_STYLE(wxCLIP_CHILDREN);
 813
 814     // the border styles all have the old and new names, recognize both for now
 815     XRC_ADD_STYLE(wxSIMPLE_BORDER); XRC_ADD_STYLE(wxBORDER_SIMPLE);
 816     XRC_ADD_STYLE(wxSUNKEN_BORDER); XRC_ADD_STYLE(wxBORDER_SUNKEN);
 817     XRC_ADD_STYLE(wxDOUBLE_BORDER); XRC_ADD_STYLE(wxBORDER_DOUBLE);
 818     XRC_ADD_STYLE(wxRAISED_BORDER); XRC_ADD_STYLE(wxBORDER_RAISED);
 819     XRC_ADD_STYLE(wxSTATIC_BORDER); XRC_ADD_STYLE(wxBORDER_STATIC);
 820     XRC_ADD_STYLE(wxNO_BORDER);     XRC_ADD_STYLE(wxBORDER_NONE);
 821
 822     XRC_ADD_STYLE(wxTRANSPARENT_WINDOW);
 823     XRC_ADD_STYLE(wxWANTS_CHARS);
 824     XRC_ADD_STYLE(wxTAB_TRAVERSAL);
 825     XRC_ADD_STYLE(wxNO_FULL_REPAINT_ON_RESIZE);
 826     XRC_ADD_STYLE(wxFULL_REPAINT_ON_RESIZE);
 827     XRC_ADD_STYLE(wxALWAYS_SHOW_SB);
 828     XRC_ADD_STYLE(wxWS_EX_BLOCK_EVENTS);
 829     XRC_ADD_STYLE(wxWS_EX_VALIDATE_RECURSIVELY);
 830 }
 831
 832
 833
 834 bool wxXmlResourceHandler::HasParam(const wxString& param)
 835 {
 836     return (GetParamNode(param) != NULL);
 837 }
 838
 839
 840 int wxXmlResourceHandler::GetStyle(const wxString& param, int defaults)
 841 {
 842     wxString s = GetParamValue(param);
 843
 844     if (!s) return defaults;
 845
 846     wxStringTokenizer tkn(s, wxT("| \t\n"), wxTOKEN_STRTOK);
 847     int style = 0;
 848     int index;
 849     wxString fl;
 850     while (tkn.HasMoreTokens())
 851     {
 852         fl = tkn.GetNextToken();
 853         index = m_styleNames.Index(fl);
 854         if (index != wxNOT_FOUND)
 855             style |= m_styleValues[index];
 856         else
 857             wxLogError(_("Unknown style flag ") + fl);
 858     }
 859     return style;
 860 }
 861
 862
 863
 864 wxString wxXmlResourceHandler::GetText(const wxString& param, bool translate)
 865 {
 866     wxXmlNode *parNode = GetParamNode(param);
 867     wxString str1(GetNodeContent(parNode));
 868     wxString str2;
 869     const wxChar *dt;
 870     wxChar amp_char;
 871
 872     // VS: First version of XRC resources used $ instead of & (which is
 873     //     illegal in XML), but later I realized that '_' fits this purpose
 874     //     much better (because &File means "File with F underlined").
 875     if (m_resource->CompareVersion(2,3,0,1) < 0)
 876         amp_char = wxT('$');
 877     else
 878         amp_char = wxT('_');
 879
 880     for (dt = str1.c_str(); *dt; dt++)
 881     {
 882         // Remap amp_char to &, map double amp_char to amp_char (for things
 883         // like "&File..." -- this is illegal in XML, so we use "_File..."):
 884         if (*dt == amp_char)
 885         {
 886             if ( *(++dt) == amp_char )
 887                 str2 << amp_char;
 888             else
 889                 str2 << wxT('&') << *dt;
 890         }
 891         // Remap \n to CR, \r to LF, \t to TAB, \\ to \:
 892         else if (*dt == wxT('\\'))
 893             switch (*(++dt))
 894             {
 895                 case wxT('n'):
 896                     str2 << wxT('\n');
 897                     break;
 898
 899                 case wxT('t'):
 900                     str2 << wxT('\t');
 901                     break;
 902
 903                 case wxT('r'):
 904                     str2 << wxT('\r');
 905                     break;
 906
 907                 case wxT('\\') :
 908                     // "\\" wasn't translated to "\" prior to 2.5.3.0:
 909                     if (m_resource->CompareVersion(2,5,3,0) >= 0)
 910                     {
 911                         str2 << wxT('\\');
 912                         break;
 913                     }
 914                     // else fall-through to default: branch below
 915
 916                 default:
 917                     str2 << wxT('\\') << *dt;
 918                     break;
 919             }
 920         else str2 << *dt;
 921     }
 922
 923     if (m_resource->GetFlags() & wxXRC_USE_LOCALE)
 924     {
 925         if (translate && parNode &&
 926             parNode->GetAttribute(wxT("translate"), wxEmptyString) != wxT("0"))
 927         {
 928             return wxGetTranslation(str2, m_resource->GetDomain());
 929         }
 930         else
 931         {
 932 #if wxUSE_UNICODE
 933             return str2;
 934 #else
 935             // The string is internally stored as UTF-8, we have to convert
 936             // it into system's default encoding so that it can be displayed:
 937             return wxString(str2.mb_str(wxConvUTF8), wxConvLocal);
 938 #endif
 939         }
 940     }
 941
 942     // If wxXRC_USE_LOCALE is not set, then the string is already in
 943     // system's default encoding in ANSI build, so we don't have to
 944     // do anything special here.
 945     return str2;
 946 }
 947
 948
 949
 950 long wxXmlResourceHandler::GetLong(const wxString& param, long defaultv)
 951 {
 952     long value;
 953     wxString str1 = GetParamValue(param);
 954
 955     if (!str1.ToLong(&value))
 956         value = defaultv;
 957
 958     return value;
 959 }
 960
 961 float wxXmlResourceHandler::GetFloat(const wxString& param, float defaultv)
 962 {
 963     wxString str = GetParamValue(param);
 964
 965     // strings in XRC always use C locale but wxString::ToDouble() uses the
 966     // current one, so transform the string to it supposing that the only
 967     // difference between them is the decimal separator
 968     //
 969     // TODO: use wxString::ToCDouble() when we have it
 970     str.Replace(wxT("."), wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT,
 971                                             wxLOCALE_CAT_NUMBER));
 972
 973     double value;
 974     if (!str.ToDouble(&value))
 975         value = defaultv;
 976
 977     return wx_truncate_cast(float, value);
 978 }
 979
 980
 981 int wxXmlResourceHandler::GetID()
 982 {
 983     return wxXmlResource::GetXRCID(GetName());
 984 }
 985
 986
 987
 988 wxString wxXmlResourceHandler::GetName()
 989 {
 990     return m_node->GetAttribute(wxT("name"), wxT("-1"));
 991 }
 992
 993
 994
 995 bool wxXmlResourceHandler::GetBool(const wxString& param, bool defaultv)
 996 {
 997     wxString v = GetParamValue(param);
 998     v.MakeLower();
 999     if (!v) return defaultv;
1000
1001     return (v == wxT("1"));
1002 }
1003
1004
1005 static wxColour GetSystemColour(const wxString& name)
1006 {
1007     if (!name.empty())
1008     {
1009         #define SYSCLR(clr) \
1010             if (name == _T(#clr)) return wxSystemSettings::GetColour(clr);
1011         SYSCLR(wxSYS_COLOUR_SCROLLBAR)
1012         SYSCLR(wxSYS_COLOUR_BACKGROUND)
1013         SYSCLR(wxSYS_COLOUR_DESKTOP)
1014         SYSCLR(wxSYS_COLOUR_ACTIVECAPTION)
1015         SYSCLR(wxSYS_COLOUR_INACTIVECAPTION)
1016         SYSCLR(wxSYS_COLOUR_MENU)
1017         SYSCLR(wxSYS_COLOUR_WINDOW)
1018         SYSCLR(wxSYS_COLOUR_WINDOWFRAME)
1019         SYSCLR(wxSYS_COLOUR_MENUTEXT)
1020         SYSCLR(wxSYS_COLOUR_WINDOWTEXT)
1021         SYSCLR(wxSYS_COLOUR_CAPTIONTEXT)
1022         SYSCLR(wxSYS_COLOUR_ACTIVEBORDER)
1023         SYSCLR(wxSYS_COLOUR_INACTIVEBORDER)
1024         SYSCLR(wxSYS_COLOUR_APPWORKSPACE)
1025         SYSCLR(wxSYS_COLOUR_HIGHLIGHT)
1026         SYSCLR(wxSYS_COLOUR_HIGHLIGHTTEXT)
1027         SYSCLR(wxSYS_COLOUR_BTNFACE)
1028         SYSCLR(wxSYS_COLOUR_3DFACE)
1029         SYSCLR(wxSYS_COLOUR_BTNSHADOW)
1030         SYSCLR(wxSYS_COLOUR_3DSHADOW)
1031         SYSCLR(wxSYS_COLOUR_GRAYTEXT)
1032         SYSCLR(wxSYS_COLOUR_BTNTEXT)
1033         SYSCLR(wxSYS_COLOUR_INACTIVECAPTIONTEXT)
1034         SYSCLR(wxSYS_COLOUR_BTNHIGHLIGHT)
1035         SYSCLR(wxSYS_COLOUR_BTNHILIGHT)
1036         SYSCLR(wxSYS_COLOUR_3DHIGHLIGHT)
1037         SYSCLR(wxSYS_COLOUR_3DHILIGHT)
1038         SYSCLR(wxSYS_COLOUR_3DDKSHADOW)
1039         SYSCLR(wxSYS_COLOUR_3DLIGHT)
1040         SYSCLR(wxSYS_COLOUR_INFOTEXT)
1041         SYSCLR(wxSYS_COLOUR_INFOBK)
1042         SYSCLR(wxSYS_COLOUR_LISTBOX)
1043         SYSCLR(wxSYS_COLOUR_HOTLIGHT)
1044         SYSCLR(wxSYS_COLOUR_GRADIENTACTIVECAPTION)
1045         SYSCLR(wxSYS_COLOUR_GRADIENTINACTIVECAPTION)
1046         SYSCLR(wxSYS_COLOUR_MENUHILIGHT)
1047         SYSCLR(wxSYS_COLOUR_MENUBAR)
1048         #undef SYSCLR
1049     }
1050
1051     return wxNullColour;
1052 }
1053
1054 wxColour wxXmlResourceHandler::GetColour(const wxString& param, const wxColour& defaultv)
1055 {
1056     wxString v = GetParamValue(param);
1057
1058     if ( v.empty() )
1059         return defaultv;
1060
1061     wxColour clr;
1062
1063     // wxString -> wxColour conversion
1064     if (!clr.Set(v))
1065     {
1066         // the colour doesn't use #RRGGBB format, check if it is symbolic
1067         // colour name:
1068         clr = GetSystemColour(v);
1069         if (clr.Ok())
1070             return clr;
1071
1072         wxLogError(_("XRC resource: Incorrect colour specification '%s' for attribute '%s'."),
1073                    v.c_str(), param.c_str());
1074         return wxNullColour;
1075     }
1076
1077     return clr;
1078 }
1079
1080
1081
1082 wxBitmap wxXmlResourceHandler::GetBitmap(const wxString& param,
1083                                          const wxArtClient& defaultArtClient,
1084                                          wxSize size)
1085 {
1086     /* If the bitmap is specified as stock item, query wxArtProvider for it: */
1087     wxXmlNode *bmpNode = GetParamNode(param);
1088     if ( bmpNode )
1089     {
1090         wxString sid = bmpNode->GetAttribute(wxT("stock_id"), wxEmptyString);
1091         if ( !sid.empty() )
1092         {
1093             wxString scl = bmpNode->GetAttribute(wxT("stock_client"), wxEmptyString);
1094             if (scl.empty())
1095                 scl = defaultArtClient;
1096             else
1097                 scl = wxART_MAKE_CLIENT_ID_FROM_STR(scl);
1098
1099             wxBitmap stockArt =
1100                 wxArtProvider::GetBitmap(wxART_MAKE_ART_ID_FROM_STR(sid),
1101                                          scl, size);
1102             if ( stockArt.Ok() )
1103                 return stockArt;
1104         }
1105     }
1106
1107     /* ...or load the bitmap from file: */
1108     wxString name = GetParamValue(param);
1109     if (name.empty()) return wxNullBitmap;
1110 #if wxUSE_FILESYSTEM
1111     wxFSFile *fsfile = GetCurFileSystem().OpenFile(name, wxFS_READ | wxFS_SEEKABLE);
1112     if (fsfile == NULL)
1113     {
1114         wxLogError(_("XRC resource: Cannot create bitmap from '%s'."),
1115                    name.c_str());
1116         return wxNullBitmap;
1117     }
1118     wxImage img(*(fsfile->GetStream()));
1119     delete fsfile;
1120 #else
1121     wxImage img(name);
1122 #endif
1123
1124     if (!img.Ok())
1125     {
1126         wxLogError(_("XRC resource: Cannot create bitmap from '%s'."),
1127                    name.c_str());
1128         return wxNullBitmap;
1129     }
1130     if (!(size == wxDefaultSize)) img.Rescale(size.x, size.y);
1131     return wxBitmap(img);
1132 }
1133
1134 #if wxUSE_ANIMATIONCTRL
1135 wxAnimation wxXmlResourceHandler::GetAnimation(const wxString& param)
1136 {
1137     wxAnimation ani;
1138
1139     /* load the animation from file: */
1140     wxString name = GetParamValue(param);
1141     if (name.empty()) return wxNullAnimation;
1142 #if wxUSE_FILESYSTEM
1143     wxFSFile *fsfile = GetCurFileSystem().OpenFile(name, wxFS_READ | wxFS_SEEKABLE);
1144     if (fsfile == NULL)
1145     {
1146         wxLogError(_("XRC resource: Cannot create animation from '%s'."),
1147                    name.c_str());
1148         return wxNullAnimation;
1149     }
1150     ani.Load(*(fsfile->GetStream()));
1151     delete fsfile;
1152 #else
1153     ani.LoadFile(name);
1154 #endif
1155
1156     if (!ani.IsOk())
1157     {
1158         wxLogError(_("XRC resource: Cannot create animation from '%s'."),
1159                    name.c_str());
1160         return wxNullAnimation;
1161     }
1162
1163     return ani;
1164 }
1165 #endif      // wxUSE_ANIMATIONCTRL
1166
1167
1168
1169 wxIcon wxXmlResourceHandler::GetIcon(const wxString& param,
1170                                      const wxArtClient& defaultArtClient,
1171                                      wxSize size)
1172 {
1173     wxIcon icon;
1174     icon.CopyFromBitmap(GetBitmap(param, defaultArtClient, size));
1175     return icon;
1176 }
1177
1178
1179
1180 wxXmlNode *wxXmlResourceHandler::GetParamNode(const wxString& param)
1181 {
1182     wxCHECK_MSG(m_node, NULL, wxT("You can't access handler data before it was initialized!"));
1183
1184     wxXmlNode *n = m_node->GetChildren();
1185
1186     while (n)
1187     {
1188         if (n->GetType() == wxXML_ELEMENT_NODE && n->GetName() == param)
1189             return n;
1190         n = n->GetNext();
1191     }
1192     return NULL;
1193 }
1194
1195
1196
1197 bool wxXmlResourceHandler::IsOfClass(wxXmlNode *node, const wxString& classname)
1198 {
1199     return node->GetAttribute(wxT("class"), wxEmptyString) == classname;
1200 }
1201
1202
1203
1204 wxString wxXmlResourceHandler::GetNodeContent(wxXmlNode *node)
1205 {
1206     wxXmlNode *n = node;
1207     if (n == NULL) return wxEmptyString;
1208     n = n->GetChildren();
1209
1210     while (n)
1211     {
1212         if (n->GetType() == wxXML_TEXT_NODE ||
1213             n->GetType() == wxXML_CDATA_SECTION_NODE)
1214             return n->GetContent();
1215         n = n->GetNext();
1216     }
1217     return wxEmptyString;
1218 }
1219
1220
1221
1222 wxString wxXmlResourceHandler::GetParamValue(const wxString& param)
1223 {
1224     if (param.empty())
1225         return GetNodeContent(m_node);
1226     else
1227         return GetNodeContent(GetParamNode(param));
1228 }
1229
1230
1231
1232 wxSize wxXmlResourceHandler::GetSize(const wxString& param,
1233                                      wxWindow *windowToUse)
1234 {
1235     wxString s = GetParamValue(param);
1236     if (s.empty()) s = wxT("-1,-1");
1237     bool is_dlg;
1238     long sx, sy = 0;
1239
1240     is_dlg = s[s.length()-1] == wxT('d');
1241     if (is_dlg) s.RemoveLast();
1242
1243     if (!s.BeforeFirst(wxT(',')).ToLong(&sx) ||
1244         !s.AfterLast(wxT(',')).ToLong(&sy))
1245     {
1246         wxLogError(_("Cannot parse coordinates from '%s'."), s.c_str());
1247         return wxDefaultSize;
1248     }
1249
1250     if (is_dlg)
1251     {
1252         if (windowToUse)
1253         {
1254             return wxDLG_UNIT(windowToUse, wxSize(sx, sy));
1255         }
1256         else if (m_parentAsWindow)
1257         {
1258             return wxDLG_UNIT(m_parentAsWindow, wxSize(sx, sy));
1259         }
1260         else
1261         {
1262             wxLogError(_("Cannot convert dialog units: dialog unknown."));
1263             return wxDefaultSize;
1264         }
1265     }
1266
1267     return wxSize(sx, sy);
1268 }
1269
1270
1271
1272 wxPoint wxXmlResourceHandler::GetPosition(const wxString& param)
1273 {
1274     wxSize sz = GetSize(param);
1275     return wxPoint(sz.x, sz.y);
1276 }
1277
1278
1279
1280 wxCoord wxXmlResourceHandler::GetDimension(const wxString& param,
1281                                            wxCoord defaultv,
1282                                            wxWindow *windowToUse)
1283 {
1284     wxString s = GetParamValue(param);
1285     if (s.empty()) return defaultv;
1286     bool is_dlg;
1287     long sx;
1288
1289     is_dlg = s[s.length()-1] == wxT('d');
1290     if (is_dlg) s.RemoveLast();
1291
1292     if (!s.ToLong(&sx))
1293     {
1294         wxLogError(_("Cannot parse dimension from '%s'."), s.c_str());
1295         return defaultv;
1296     }
1297
1298     if (is_dlg)
1299     {
1300         if (windowToUse)
1301         {
1302             return wxDLG_UNIT(windowToUse, wxSize(sx, 0)).x;
1303         }
1304         else if (m_parentAsWindow)
1305         {
1306             return wxDLG_UNIT(m_parentAsWindow, wxSize(sx, 0)).x;
1307         }
1308         else
1309         {
1310             wxLogError(_("Cannot convert dialog units: dialog unknown."));
1311             return defaultv;
1312         }
1313     }
1314
1315     return sx;
1316 }
1317
1318
1319 // Get system font index using indexname
1320 static wxFont GetSystemFont(const wxString& name)
1321 {
1322     if (!name.empty())
1323     {
1324         #define SYSFNT(fnt) \
1325             if (name == _T(#fnt)) return wxSystemSettings::GetFont(fnt);
1326         SYSFNT(wxSYS_OEM_FIXED_FONT)
1327         SYSFNT(wxSYS_ANSI_FIXED_FONT)
1328         SYSFNT(wxSYS_ANSI_VAR_FONT)
1329         SYSFNT(wxSYS_SYSTEM_FONT)
1330         SYSFNT(wxSYS_DEVICE_DEFAULT_FONT)
1331         SYSFNT(wxSYS_DEFAULT_PALETTE)
1332         SYSFNT(wxSYS_SYSTEM_FIXED_FONT)
1333         SYSFNT(wxSYS_DEFAULT_GUI_FONT)
1334         #undef SYSFNT
1335     }
1336
1337     return wxNullFont;
1338 }
1339
1340 wxFont wxXmlResourceHandler::GetFont(const wxString& param)
1341 {
1342     wxXmlNode *font_node = GetParamNode(param);
1343     if (font_node == NULL)
1344     {
1345         wxLogError(_("Cannot find font node '%s'."), param.c_str());
1346         return wxNullFont;
1347     }
1348
1349     wxXmlNode *oldnode = m_node;
1350     m_node = font_node;
1351
1352     // font attributes:
1353
1354     // size
1355     int isize = -1;
1356     bool hasSize = HasParam(wxT("size"));
1357     if (hasSize)
1358         isize = GetLong(wxT("size"), -1);
1359
1360     // style
1361     int istyle = wxNORMAL;
1362     bool hasStyle = HasParam(wxT("style"));
1363     if (hasStyle)
1364     {
1365         wxString style = GetParamValue(wxT("style"));
1366         if (style == wxT("italic"))
1367             istyle = wxITALIC;
1368         else if (style == wxT("slant"))
1369             istyle = wxSLANT;
1370     }
1371
1372     // weight
1373     int iweight = wxNORMAL;
1374     bool hasWeight = HasParam(wxT("weight"));
1375     if (hasWeight)
1376     {
1377         wxString weight = GetParamValue(wxT("weight"));
1378         if (weight == wxT("bold"))
1379             iweight = wxBOLD;
1380         else if (weight == wxT("light"))
1381             iweight = wxLIGHT;
1382     }
1383
1384     // underline
1385     bool hasUnderlined = HasParam(wxT("underlined"));
1386     bool underlined = hasUnderlined ? GetBool(wxT("underlined"), false) : false;
1387
1388     // family and facename
1389     int ifamily = wxDEFAULT;
1390     bool hasFamily = HasParam(wxT("family"));
1391     if (hasFamily)
1392     {
1393         wxString family = GetParamValue(wxT("family"));
1394              if (family == wxT("decorative")) ifamily = wxDECORATIVE;
1395         else if (family == wxT("roman")) ifamily = wxROMAN;
1396         else if (family == wxT("script")) ifamily = wxSCRIPT;
1397         else if (family == wxT("swiss")) ifamily = wxSWISS;
1398         else if (family == wxT("modern")) ifamily = wxMODERN;
1399         else if (family == wxT("teletype")) ifamily = wxTELETYPE;
1400     }
1401
1402
1403     wxString facename;
1404     bool hasFacename = HasParam(wxT("face"));
1405     if (hasFacename)
1406     {
1407         wxString faces = GetParamValue(wxT("face"));
1408         wxArrayString facenames(wxFontEnumerator::GetFacenames());
1409         wxStringTokenizer tk(faces, wxT(","));
1410         while (tk.HasMoreTokens())
1411         {
1412             int index = facenames.Index(tk.GetNextToken(), false);
1413             if (index != wxNOT_FOUND)
1414             {
1415                 facename = facenames[index];
1416                 break;
1417             }
1418         }
1419     }
1420
1421     // encoding
1422     wxFontEncoding enc = wxFONTENCODING_DEFAULT;
1423     bool hasEncoding = HasParam(wxT("encoding"));
1424     if (hasEncoding)
1425     {
1426         wxString encoding = GetParamValue(wxT("encoding"));
1427         wxFontMapper mapper;
1428         if (!encoding.empty())
1429             enc = mapper.CharsetToEncoding(encoding);
1430         if (enc == wxFONTENCODING_SYSTEM)
1431             enc = wxFONTENCODING_DEFAULT;
1432     }
1433
1434     // is this font based on a system font?
1435     wxFont font = GetSystemFont(GetParamValue(wxT("sysfont")));
1436
1437     if (font.Ok())
1438     {
1439         if (hasSize && isize != -1)
1440             font.SetPointSize(isize);
1441         else if (HasParam(wxT("relativesize")))
1442             font.SetPointSize(int(font.GetPointSize() *
1443                                      GetFloat(wxT("relativesize"))));
1444
1445         if (hasStyle)
1446             font.SetStyle(istyle);
1447         if (hasWeight)
1448             font.SetWeight(iweight);
1449         if (hasUnderlined)
1450             font.SetUnderlined(underlined);
1451         if (hasFamily)
1452             font.SetFamily(ifamily);
1453         if (hasFacename)
1454             font.SetFaceName(facename);
1455         if (hasEncoding)
1456             font.SetDefaultEncoding(enc);
1457     }
1458     else // not based on system font
1459     {
1460         font = wxFont(isize == -1 ? wxNORMAL_FONT->GetPointSize() : isize,
1461                       ifamily, istyle, iweight,
1462                       underlined, facename, enc);
1463     }
1464
1465     m_node = oldnode;
1466     return font;
1467 }
1468
1469
1470 void wxXmlResourceHandler::SetupWindow(wxWindow *wnd)
1471 {
1472     //FIXME : add cursor
1473
1474     if (HasParam(wxT("exstyle")))
1475         // Have to OR it with existing style, since
1476         // some implementations (e.g. wxGTK) use the extra style
1477         // during creation
1478         wnd->SetExtraStyle(wnd->GetExtraStyle() | GetStyle(wxT("exstyle")));
1479     if (HasParam(wxT("bg")))
1480         wnd->SetBackgroundColour(GetColour(wxT("bg")));
1481     if (HasParam(wxT("fg")))
1482         wnd->SetForegroundColour(GetColour(wxT("fg")));
1483     if (GetBool(wxT("enabled"), 1) == 0)
1484         wnd->Enable(false);
1485     if (GetBool(wxT("focused"), 0) == 1)
1486         wnd->SetFocus();
1487     if (GetBool(wxT("hidden"), 0) == 1)
1488         wnd->Show(false);
1489 #if wxUSE_TOOLTIPS
1490     if (HasParam(wxT("tooltip")))
1491         wnd->SetToolTip(GetText(wxT("tooltip")));
1492 #endif
1493     if (HasParam(wxT("font")))
1494         wnd->SetFont(GetFont());
1495     if (HasParam(wxT("help")))
1496         wnd->SetHelpText(GetText(wxT("help")));
1497 }
1498
1499
1500 void wxXmlResourceHandler::CreateChildren(wxObject *parent, bool this_hnd_only)
1501 {
1502     wxXmlNode *n = m_node->GetChildren();
1503
1504     while (n)
1505     {
1506         if (n->GetType() == wxXML_ELEMENT_NODE &&
1507            (n->GetName() == wxT("object") || n->GetName() == wxT("object_ref")))
1508         {
1509             m_resource->CreateResFromNode(n, parent, NULL,
1510                                           this_hnd_only ? this : NULL);
1511         }
1512         n = n->GetNext();
1513     }
1514 }
1515
1516
1517 void wxXmlResourceHandler::CreateChildrenPrivately(wxObject *parent, wxXmlNode *rootnode)
1518 {
1519     wxXmlNode *root;
1520     if (rootnode == NULL) root = m_node; else root = rootnode;
1521     wxXmlNode *n = root->GetChildren();
1522
1523     while (n)
1524     {
1525         if (n->GetType() == wxXML_ELEMENT_NODE && CanHandle(n))
1526         {
1527             CreateResource(n, parent, NULL);
1528         }
1529         n = n->GetNext();
1530     }
1531 }
1532
1533
1534
1535
1536
1537
1538
1539 // --------------- XRCID implementation -----------------------------
1540
1541 #define XRCID_TABLE_SIZE     1024
1542
1543
1544 struct XRCID_record
1545 {
1546     int id;
1547     char *key;
1548     XRCID_record *next;
1549 };
1550
1551 static XRCID_record *XRCID_Records[XRCID_TABLE_SIZE] = {NULL};
1552
1553 static int XRCID_Lookup(const char *str_id, int value_if_not_found = wxID_NONE)
1554 {
1555     int index = 0;
1556
1557     for (const char *c = str_id; *c != '\0'; c++) index += (int)*c;
1558     index %= XRCID_TABLE_SIZE;
1559
1560     XRCID_record *oldrec = NULL;
1561     for (XRCID_record *rec = XRCID_Records[index]; rec; rec = rec->next)
1562     {
1563         if (wxStrcmp(rec->key, str_id) == 0)
1564         {
1565             return rec->id;
1566         }
1567         oldrec = rec;
1568     }
1569
1570     XRCID_record **rec_var = (oldrec == NULL) ?
1571                               &XRCID_Records[index] : &oldrec->next;
1572     *rec_var = new XRCID_record;
1573     (*rec_var)->key = wxStrdup(str_id);
1574     (*rec_var)->next = NULL;
1575
1576     char *end;
1577     if (value_if_not_found != wxID_NONE)
1578         (*rec_var)->id = value_if_not_found;
1579     else
1580     {
1581         int asint = wxStrtol(str_id, &end, 10);
1582         if (*str_id && *end == 0)
1583         {
1584             // if str_id was integer, keep it verbosely:
1585             (*rec_var)->id = asint;
1586         }
1587         else
1588         {
1589             (*rec_var)->id = wxNewId();
1590         }
1591     }
1592
1593     return (*rec_var)->id;
1594 }
1595
1596 static void AddStdXRCID_Records();
1597
1598 /*static*/
1599 int wxXmlResource::DoGetXRCID(const char *str_id, int value_if_not_found)
1600 {
1601     static bool s_stdIDsAdded = false;
1602
1603     if ( !s_stdIDsAdded )
1604     {
1605         s_stdIDsAdded = true;
1606         AddStdXRCID_Records();
1607     }
1608
1609     return XRCID_Lookup(str_id, value_if_not_found);
1610 }
1611
1612
1613 static void CleanXRCID_Record(XRCID_record *rec)
1614 {
1615     if (rec)
1616     {
1617         CleanXRCID_Record(rec->next);
1618         free(rec->key);
1619         delete rec;
1620     }
1621 }
1622
1623 static void CleanXRCID_Records()
1624 {
1625     for (int i = 0; i < XRCID_TABLE_SIZE; i++)
1626     {
1627         CleanXRCID_Record(XRCID_Records[i]);
1628         XRCID_Records[i] = NULL;
1629     }
1630 }
1631
1632 static void AddStdXRCID_Records()
1633 {
1634 #define stdID(id) XRCID_Lookup(#id, id)
1635     stdID(-1);
1636
1637     stdID(wxID_ANY);
1638     stdID(wxID_SEPARATOR);
1639
1640     stdID(wxID_OPEN);
1641     stdID(wxID_CLOSE);
1642     stdID(wxID_NEW);
1643     stdID(wxID_SAVE);
1644     stdID(wxID_SAVEAS);
1645     stdID(wxID_REVERT);
1646     stdID(wxID_EXIT);
1647     stdID(wxID_UNDO);
1648     stdID(wxID_REDO);
1649     stdID(wxID_HELP);
1650     stdID(wxID_PRINT);
1651     stdID(wxID_PRINT_SETUP);
1652     stdID(wxID_PAGE_SETUP);
1653     stdID(wxID_PREVIEW);
1654     stdID(wxID_ABOUT);
1655     stdID(wxID_HELP_CONTENTS);
1656     stdID(wxID_HELP_COMMANDS);
1657     stdID(wxID_HELP_PROCEDURES);
1658     stdID(wxID_HELP_CONTEXT);
1659     stdID(wxID_CLOSE_ALL);
1660     stdID(wxID_PREFERENCES);
1661     stdID(wxID_CUT);
1662     stdID(wxID_COPY);
1663     stdID(wxID_PASTE);
1664     stdID(wxID_CLEAR);
1665     stdID(wxID_FIND);
1666     stdID(wxID_DUPLICATE);
1667     stdID(wxID_SELECTALL);
1668     stdID(wxID_DELETE);
1669     stdID(wxID_REPLACE);
1670     stdID(wxID_REPLACE_ALL);
1671     stdID(wxID_PROPERTIES);
1672     stdID(wxID_VIEW_DETAILS);
1673     stdID(wxID_VIEW_LARGEICONS);
1674     stdID(wxID_VIEW_SMALLICONS);
1675     stdID(wxID_VIEW_LIST);
1676     stdID(wxID_VIEW_SORTDATE);
1677     stdID(wxID_VIEW_SORTNAME);
1678     stdID(wxID_VIEW_SORTSIZE);
1679     stdID(wxID_VIEW_SORTTYPE);
1680     stdID(wxID_FILE1);
1681     stdID(wxID_FILE2);
1682     stdID(wxID_FILE3);
1683     stdID(wxID_FILE4);
1684     stdID(wxID_FILE5);
1685     stdID(wxID_FILE6);
1686     stdID(wxID_FILE7);
1687     stdID(wxID_FILE8);
1688     stdID(wxID_FILE9);
1689     stdID(wxID_OK);
1690     stdID(wxID_CANCEL);
1691     stdID(wxID_APPLY);
1692     stdID(wxID_YES);
1693     stdID(wxID_NO);
1694     stdID(wxID_STATIC);
1695     stdID(wxID_FORWARD);
1696     stdID(wxID_BACKWARD);
1697     stdID(wxID_DEFAULT);
1698     stdID(wxID_MORE);
1699     stdID(wxID_SETUP);
1700     stdID(wxID_RESET);
1701     stdID(wxID_CONTEXT_HELP);
1702     stdID(wxID_YESTOALL);
1703     stdID(wxID_NOTOALL);
1704     stdID(wxID_ABORT);
1705     stdID(wxID_RETRY);
1706     stdID(wxID_IGNORE);
1707     stdID(wxID_ADD);
1708     stdID(wxID_REMOVE);
1709     stdID(wxID_UP);
1710     stdID(wxID_DOWN);
1711     stdID(wxID_HOME);
1712     stdID(wxID_REFRESH);
1713     stdID(wxID_STOP);
1714     stdID(wxID_INDEX);
1715     stdID(wxID_BOLD);
1716     stdID(wxID_ITALIC);
1717     stdID(wxID_JUSTIFY_CENTER);
1718     stdID(wxID_JUSTIFY_FILL);
1719     stdID(wxID_JUSTIFY_RIGHT);
1720     stdID(wxID_JUSTIFY_LEFT);
1721     stdID(wxID_UNDERLINE);
1722     stdID(wxID_INDENT);
1723     stdID(wxID_UNINDENT);
1724     stdID(wxID_ZOOM_100);
1725     stdID(wxID_ZOOM_FIT);
1726     stdID(wxID_ZOOM_IN);
1727     stdID(wxID_ZOOM_OUT);
1728     stdID(wxID_UNDELETE);
1729     stdID(wxID_REVERT_TO_SAVED);
1730     stdID(wxID_SYSTEM_MENU);
1731     stdID(wxID_CLOSE_FRAME);
1732     stdID(wxID_MOVE_FRAME);
1733     stdID(wxID_RESIZE_FRAME);
1734     stdID(wxID_MAXIMIZE_FRAME);
1735     stdID(wxID_ICONIZE_FRAME);
1736     stdID(wxID_RESTORE_FRAME);
1737
1738 #undef stdID
1739 }
1740
1741
1742
1743
1744
1745 // --------------- module and globals -----------------------------
1746
1747 class wxXmlResourceModule: public wxModule
1748 {
1749 DECLARE_DYNAMIC_CLASS(wxXmlResourceModule)
1750 public:
1751     wxXmlResourceModule() {}
1752     bool OnInit()
1753     {
1754         wxXmlResource::AddSubclassFactory(new wxXmlSubclassFactoryCXX);
1755         return true;
1756     }
1757     void OnExit()
1758     {
1759         delete wxXmlResource::Set(NULL);
1760         if(wxXmlResource::ms_subclassFactories)
1761             WX_CLEAR_LIST(wxXmlSubclassFactoriesList, *wxXmlResource::ms_subclassFactories);
1762         wxDELETE(wxXmlResource::ms_subclassFactories);
1763         CleanXRCID_Records();
1764     }
1765 };
1766
1767 IMPLEMENT_DYNAMIC_CLASS(wxXmlResourceModule, wxModule)
1768
1769
1770 // When wxXml is loaded dynamically after the application is already running
1771 // then the built-in module system won't pick this one up.  Add it manually.
1772 void wxXmlInitResourceModule()
1773 {
1774     wxModule* module = new wxXmlResourceModule;
1775     module->Init();
1776     wxModule::RegisterModule(module);
1777 }
1778
1779 #endif // wxUSE_XRC