src/xrc/xmlres.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        xmlres.cpp
   3 // Purpose:     XRC resources
   4 // Author:      Vaclav Slavik
   5 // Created:     2000/03/05
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2000 Vaclav Slavik
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifdef __GNUG__
  12 #pragma implementation "xmlres.h"
  13 #endif
  14
  15 // For compilers that support precompilation, includes "wx.h".
  16 #include "wx/wxprec.h"
  17
  18 #ifdef __BORLANDC__
  19     #pragma hdrstop
  20 #endif
  21
  22 #include "wx/dialog.h"
  23 #include "wx/panel.h"
  24 #include "wx/frame.h"
  25 #include "wx/wfstream.h"
  26 #include "wx/filesys.h"
  27 #include "wx/log.h"
  28 #include "wx/intl.h"
  29 #include "wx/tokenzr.h"
  30 #include "wx/fontenum.h"
  31 #include "wx/module.h"
  32 #include "wx/bitmap.h"
  33 #include "wx/image.h"
  34 #include "wx/fontmap.h"
  35 #include "wx/artprov.h"
  36
  37 #include "wx/xrc/xml.h"
  38 #include "wx/xrc/xmlres.h"
  39
  40 #include "wx/arrimpl.cpp"
  41 WX_DEFINE_OBJARRAY(wxXmlResourceDataRecords);
  42
  43
  44 wxXmlResource *wxXmlResource::ms_instance = NULL;
  45
  46 /*static*/ wxXmlResource *wxXmlResource::Get()
  47 {
  48     if ( !ms_instance )
  49         ms_instance = new wxXmlResource;
  50     return ms_instance;
  51 }
  52
  53 /*static*/ wxXmlResource *wxXmlResource::Set(wxXmlResource *res)
  54 {
  55     wxXmlResource *old = ms_instance;
  56     ms_instance = res;
  57     return old;
  58 }
  59
  60 wxXmlResource::wxXmlResource(int flags)
  61 {
  62     m_handlers.DeleteContents(TRUE);
  63     m_flags = flags;
  64     m_version = -1;
  65 }
  66
  67 wxXmlResource::wxXmlResource(const wxString& filemask, int flags)
  68 {
  69     m_flags = flags;
  70     m_version = -1;
  71     m_handlers.DeleteContents(TRUE);
  72     Load(filemask);
  73 }
  74
  75 wxXmlResource::~wxXmlResource()
  76 {
  77     ClearHandlers();
  78 }
  79
  80
  81 bool wxXmlResource::Load(const wxString& filemask)
  82 {
  83     wxString fnd;
  84     wxXmlResourceDataRecord *drec;
  85     bool iswild = wxIsWild(filemask);
  86     bool rt = TRUE;
  87
  88 #if wxUSE_FILESYSTEM
  89     wxFileSystem fsys;
  90 #   define wxXmlFindFirst  fsys.FindFirst(filemask, wxFILE)
  91 #   define wxXmlFindNext   fsys.FindNext()
  92 #else
  93 #   define wxXmlFindFirst  wxFindFirstFile(filemask, wxFILE)
  94 #   define wxXmlFindNext   wxFindNextFile()
  95 #endif
  96     if (iswild)
  97         fnd = wxXmlFindFirst;
  98     else
  99         fnd = filemask;
 100     while (!!fnd)
 101     {
 102 #if wxUSE_FILESYSTEM
 103         if (filemask.Lower().Matches(wxT("*.zip")) ||
 104             filemask.Lower().Matches(wxT("*.xrs")))
 105         {
 106             rt = rt && Load(fnd + wxT("#zip:*.xmlbin"));
 107             rt = rt && Load(fnd + wxT("#zip:*.xrc"));
 108         }
 109         else
 110 #endif
 111         {
 112             drec = new wxXmlResourceDataRecord;
 113             drec->File = fnd;
 114             m_data.Add(drec);
 115         }
 116
 117         if (iswild)
 118             fnd = wxXmlFindNext;
 119         else
 120             fnd = wxEmptyString;
 121     }
 122 #   undef wxXmlFindFirst
 123 #   undef wxXmlFindNext
 124     return rt;
 125 }
 126
 127
 128
 129 void wxXmlResource::AddHandler(wxXmlResourceHandler *handler)
 130 {
 131     m_handlers.Append(handler);
 132     handler->SetParentResource(this);
 133 }
 134
 135
 136
 137 void wxXmlResource::ClearHandlers()
 138 {
 139     m_handlers.Clear();
 140 }
 141
 142
 143
 144 wxMenu *wxXmlResource::LoadMenu(const wxString& name)
 145 {
 146     return (wxMenu*)CreateResFromNode(FindResource(name, wxT("wxMenu")), NULL, NULL);
 147 }
 148
 149
 150
 151 wxMenuBar *wxXmlResource::LoadMenuBar(wxWindow *parent, const wxString& name)
 152 {
 153     return (wxMenuBar*)CreateResFromNode(FindResource(name, wxT("wxMenuBar")), parent, NULL);
 154 }
 155
 156
 157
 158 #if wxUSE_TOOLBAR
 159 wxToolBar *wxXmlResource::LoadToolBar(wxWindow *parent, const wxString& name)
 160 {
 161     return (wxToolBar*)CreateResFromNode(FindResource(name, wxT("wxToolBar")), parent, NULL);
 162 }
 163 #endif
 164
 165
 166 wxDialog *wxXmlResource::LoadDialog(wxWindow *parent, const wxString& name)
 167 {
 168     wxDialog *dialog = new wxDialog;
 169     if (!LoadDialog(dialog, parent, name))
 170         { delete dialog; return NULL; }
 171     else return dialog;
 172 }
 173
 174 bool wxXmlResource::LoadDialog(wxDialog *dlg, wxWindow *parent, const wxString& name)
 175 {
 176     return CreateResFromNode(FindResource(name, wxT("wxDialog")), parent, dlg) != NULL;
 177 }
 178
 179
 180
 181 wxPanel *wxXmlResource::LoadPanel(wxWindow *parent, const wxString& name)
 182 {
 183     return (wxPanel*)CreateResFromNode(FindResource(name, wxT("wxPanel")), parent, NULL);
 184 }
 185
 186 bool wxXmlResource::LoadPanel(wxPanel *panel, wxWindow *parent, const wxString& name)
 187 {
 188     return CreateResFromNode(FindResource(name, wxT("wxPanel")), parent, panel) != NULL;
 189 }
 190
 191 bool wxXmlResource::LoadFrame(wxFrame* frame, wxWindow *parent, const wxString& name)
 192 {
 193     return CreateResFromNode(FindResource(name, wxT("wxFrame")), parent, frame) != NULL;
 194 }
 195
 196 wxBitmap wxXmlResource::LoadBitmap(const wxString& name)
 197 {
 198     wxBitmap *bmp = (wxBitmap*)CreateResFromNode(
 199                                FindResource(name, wxT("wxBitmap")), NULL, NULL);
 200     wxBitmap rt;
 201
 202     if (bmp) { rt = *bmp; delete bmp; }
 203     return rt;
 204 }
 205
 206 wxIcon wxXmlResource::LoadIcon(const wxString& name)
 207 {
 208     wxIcon *icon = (wxIcon*)CreateResFromNode(
 209                             FindResource(name, wxT("wxIcon")), NULL, NULL);
 210     wxIcon rt;
 211
 212     if (icon) { rt = *icon; delete icon; }
 213     return rt;
 214 }
 215
 216 bool wxXmlResource::AttachUnknownControl(const wxString& name,
 217                                          wxWindow *control, wxWindow *parent)
 218 {
 219     if (parent == NULL)
 220         parent = control->GetParent();
 221     wxWindow *container = parent->FindWindow(name + wxT("_container"));
 222     if (!container)
 223     {
 224         wxLogError(_("Cannot find container for unknown control '%s'."), name.c_str());
 225         return FALSE;
 226     }
 227     return control->Reparent(container);
 228 }
 229
 230
 231 static void ProcessPlatformProperty(wxXmlNode *node)
 232 {
 233     wxString s;
 234     bool isok;
 235
 236     wxXmlNode *c = node->GetChildren();
 237     while (c)
 238     {
 239         isok = FALSE;
 240         if (!c->GetPropVal(wxT("platform"), &s))
 241             isok = TRUE;
 242         else
 243         {
 244             wxStringTokenizer tkn(s, " |");
 245
 246             while (tkn.HasMoreTokens())
 247             {
 248                 s = tkn.GetNextToken();
 249                 if (
 250 #ifdef __WXMSW__
 251                     s == wxString(wxT("win"))
 252 #elif defined(__UNIX__)
 253                     s == wxString(wxT("unix"))
 254 #elif defined(__MAC__)
 255                     s == wxString(wxT("mac"))
 256 #elif defined(__OS2__)
 257                     s == wxString(wxT("os2"))
 258 #else
 259                     FALSE
 260 #endif
 261               ) isok = TRUE;
 262             }
 263         }
 264
 265         if (isok)
 266         {
 267             ProcessPlatformProperty(c);
 268             c = c->GetNext();
 269         }
 270         else
 271         {
 272             node->RemoveChild(c);
 273             wxXmlNode *c2 = c->GetNext();
 274             delete c;
 275             c = c2;
 276         }
 277     }
 278 }
 279
 280
 281
 282 void wxXmlResource::UpdateResources()
 283 {
 284     bool modif;
 285 #   if wxUSE_FILESYSTEM
 286     wxFSFile *file = NULL;
 287     wxFileSystem fsys;
 288 #   endif
 289
 290     wxString encoding(wxT("UTF-8"));
 291 #if !wxUSE_UNICODE && wxUSE_INTL
 292     if ( (GetFlags() & wxXRC_USE_LOCALE) == 0 )
 293     {
 294         // In case we are not using wxLocale to translate strings, convert the strings
 295         // GUI's charset. This must not be done when wxXRC_USE_LOCALE is on, because
 296         // it could break wxGetTranslation lookup.
 297         encoding = wxLocale::GetSystemEncodingName();
 298     }
 299 #endif
 300
 301     for (size_t i = 0; i < m_data.GetCount(); i++)
 302     {
 303         modif = (m_data[i].Doc == NULL);
 304
 305         if (!modif)
 306         {
 307 #           if wxUSE_FILESYSTEM
 308             file = fsys.OpenFile(m_data[i].File);
 309             modif = file && file->GetModificationTime() > m_data[i].Time;
 310             if (!file)
 311                 wxLogError(_("Cannot open file '%s'."), m_data[i].File.c_str());
 312             wxDELETE(file);
 313 #           else
 314             modif = wxDateTime(wxFileModificationTime(m_data[i].File)) > m_data[i].Time;
 315 #           endif
 316         }
 317
 318         if (modif)
 319         {
 320             wxInputStream *stream = NULL;
 321
 322 #           if wxUSE_FILESYSTEM
 323             file = fsys.OpenFile(m_data[i].File);
 324                         if (file)
 325                                 stream = file->GetStream();
 326 #           else
 327             stream = new wxFileInputStream(m_data[i].File);
 328 #           endif
 329
 330             if (stream)
 331             {
 332                 delete m_data[i].Doc;
 333                 m_data[i].Doc = new wxXmlDocument;
 334             }
 335             if (!stream || !m_data[i].Doc->Load(*stream, encoding))
 336             {
 337                 wxLogError(_("Cannot load resources from file '%s'."),
 338                            m_data[i].File.c_str());
 339                 wxDELETE(m_data[i].Doc);
 340             }
 341             else if (m_data[i].Doc->GetRoot()->GetName() != wxT("resource"))
 342             {
 343                 wxLogError(_("Invalid XRC resource '%s': doesn't have root node 'resource'."), m_data[i].File.c_str());
 344                 wxDELETE(m_data[i].Doc);
 345             }
 346             else
 347                         {
 348                 long version;
 349                 int v1, v2, v3, v4;
 350                 wxString verstr = m_data[i].Doc->GetRoot()->GetPropVal(
 351                                       wxT("version"), wxT("0.0.0.0"));
 352                 if (wxSscanf(verstr.c_str(), wxT("%i.%i.%i.%i"),
 353                     &v1, &v2, &v3, &v4) == 4)
 354                     version = v1*256*256*256+v2*256*256+v3*256+v4;
 355                 else
 356                     version = 0;
 357                 if (m_version == -1)
 358                     m_version = version;
 359                 if (m_version != version)
 360                     wxLogError(_("Resource files must have same version number!"));
 361
 362                 ProcessPlatformProperty(m_data[i].Doc->GetRoot());
 363                                 m_data[i].Time = file->GetModificationTime();
 364                         }
 365
 366 #           if wxUSE_FILESYSTEM
 367                                 wxDELETE(file);
 368 #           else
 369                                 wxDELETE(stream);
 370 #           endif
 371         }
 372     }
 373 }
 374
 375
 376 wxXmlNode *wxXmlResource::DoFindResource(wxXmlNode *parent,
 377                                          const wxString& name,
 378                                          const wxString& classname,
 379                                          bool recursive)
 380 {
 381     wxString dummy;
 382     wxXmlNode *node;
 383
 384     // first search for match at the top-level nodes (as this is
 385     // where the resource is most commonly looked for):
 386     for (node = parent->GetChildren(); node; node = node->GetNext())
 387     {
 388         if ( node->GetType() == wxXML_ELEMENT_NODE &&
 389                  (node->GetName() == wxT("object") ||
 390                   node->GetName() == wxT("object_ref")) &&
 391                 (!classname ||
 392                  node->GetPropVal(wxT("class"), wxEmptyString) == classname) &&
 393                 node->GetPropVal(wxT("name"), &dummy) && dummy == name )
 394             return node;
 395     }
 396
 397     if ( recursive )
 398         for (node = parent->GetChildren(); node; node = node->GetNext())
 399         {
 400             if ( node->GetType() == wxXML_ELEMENT_NODE &&
 401                  (node->GetName() == wxT("object") ||
 402                   node->GetName() == wxT("object_ref")) )
 403             {
 404                 wxXmlNode* found = DoFindResource(node, name, classname, TRUE);
 405                 if ( found )
 406                     return found;
 407             }
 408         }
 409
 410    return NULL;
 411 }
 412
 413 wxXmlNode *wxXmlResource::FindResource(const wxString& name,
 414                                        const wxString& classname,
 415                                        bool recursive)
 416 {
 417     UpdateResources(); //ensure everything is up-to-date
 418
 419     wxString dummy;
 420     for (size_t f = 0; f < m_data.GetCount(); f++)
 421     {
 422         if ( m_data[f].Doc == NULL || m_data[f].Doc->GetRoot() == NULL )
 423             continue;
 424
 425         wxXmlNode* found = DoFindResource(m_data[f].Doc->GetRoot(),
 426                                           name, classname, recursive);
 427         if ( found )
 428         {
 429 #if wxUSE_FILESYSTEM
 430             m_curFileSystem.ChangePathTo(m_data[f].File);
 431 #endif
 432             return found;
 433         }
 434     }
 435
 436     wxLogError(_("XRC resource '%s' (class '%s') not found!"),
 437                name.c_str(), classname.c_str());
 438     return NULL;
 439 }
 440
 441 static void MergeNodes(wxXmlNode& dest, wxXmlNode& with)
 442 {
 443     // Merge properties:
 444     for (wxXmlProperty *prop = with.GetProperties(); prop; prop = prop->GetNext())
 445     {
 446         wxXmlProperty *dprop;
 447         for (dprop = dest.GetProperties(); dprop; dprop = dprop->GetNext())
 448         {
 449
 450             if ( dprop->GetName() == prop->GetName() )
 451             {
 452                 dprop->SetValue(prop->GetValue());
 453                 break;
 454             }
 455         }
 456
 457         if ( !dprop )
 458             dest.AddProperty(prop->GetName(), prop->GetValue());
 459    }
 460
 461     // Merge child nodes:
 462     for (wxXmlNode* node = with.GetChildren(); node; node = node->GetNext())
 463     {
 464         wxString name = node->GetPropVal(wxT("name"), wxEmptyString);
 465         wxXmlNode *dnode;
 466
 467         for (dnode = dest.GetChildren(); dnode; dnode = dnode->GetNext() )
 468         {
 469             if ( dnode->GetName() == node->GetName() &&
 470                  dnode->GetPropVal("name", wxEmptyString) == name &&
 471                  dnode->GetType() == node->GetType() )
 472             {
 473                 MergeNodes(*dnode, *node);
 474                 break;
 475             }
 476         }
 477
 478         if ( !dnode )
 479             dest.AddChild(new wxXmlNode(*node));
 480     }
 481
 482     if ( dest.GetType() == wxXML_TEXT_NODE && with.GetContent().Length() )
 483          dest.SetContent(with.GetContent());
 484 }
 485
 486 wxObject *wxXmlResource::CreateResFromNode(wxXmlNode *node, wxObject *parent, wxObject *instance)
 487 {
 488     if (node == NULL) return NULL;
 489
 490     // handling of referenced resource
 491     if ( node->GetName() == wxT("object_ref") )
 492     {
 493         wxString refName = node->GetPropVal(wxT("ref"), wxEmptyString);
 494         wxXmlNode* refNode = FindResource(refName, wxEmptyString, TRUE);
 495
 496         if ( !refNode )
 497         {
 498             wxLogError(_("Referenced object node with ref=\"%s\" not found!"),
 499                        refName.c_str());
 500             return NULL;
 501         }
 502
 503         wxXmlNode copy(*refNode);
 504         MergeNodes(copy, *node);
 505
 506         return CreateResFromNode(&copy, parent, instance);
 507     }
 508
 509     wxXmlResourceHandler *handler;
 510     wxObject *ret;
 511     wxNode * ND = m_handlers.GetFirst();
 512     while (ND)
 513     {
 514         handler = (wxXmlResourceHandler*)ND->GetData();
 515         if (node->GetName() == wxT("object") && handler->CanHandle(node))
 516         {
 517             ret = handler->CreateResource(node, parent, instance);
 518             if (ret) return ret;
 519         }
 520         ND = ND->GetNext();
 521     }
 522
 523     wxLogError(_("No handler found for XML node '%s', class '%s'!"),
 524                node->GetName().c_str(),
 525                node->GetPropVal(wxT("class"), wxEmptyString).c_str());
 526     return NULL;
 527 }
 528
 529
 530
 531
 532 wxXmlResourceHandler::wxXmlResourceHandler()
 533         : m_node(NULL), m_parent(NULL), m_instance(NULL),
 534           m_parentAsWindow(NULL), m_instanceAsWindow(NULL)
 535 {}
 536
 537
 538
 539 wxObject *wxXmlResourceHandler::CreateResource(wxXmlNode *node, wxObject *parent, wxObject *instance)
 540 {
 541     wxXmlNode *myNode = m_node;
 542     wxString myClass = m_class;
 543     wxObject *myParent = m_parent, *myInstance = m_instance;
 544     wxWindow *myParentAW = m_parentAsWindow, *myInstanceAW = m_instanceAsWindow;
 545
 546     m_instance = instance;
 547     if (!m_instance && node->HasProp(wxT("subclass")) &&
 548         !(m_resource->GetFlags() & wxXRC_NO_SUBCLASSING))
 549     {
 550         wxString subclass = node->GetPropVal(wxT("subclass"), wxEmptyString);
 551         wxClassInfo* classInfo = wxClassInfo::FindClass(subclass);
 552
 553         if (classInfo)
 554             m_instance = classInfo->CreateObject();
 555
 556         if (!m_instance)
 557         {
 558             wxLogError(_("Subclass '%s' not found for resource '%s', not subclassing!"),
 559                        subclass.c_str(), node->GetPropVal(wxT("name"), wxEmptyString).c_str());
 560         }
 561
 562         m_instance = classInfo->CreateObject();
 563     }
 564
 565     m_node = node;
 566     m_class = node->GetPropVal(wxT("class"), wxEmptyString);
 567     m_parent = parent;
 568     m_parentAsWindow = wxDynamicCast(m_parent, wxWindow);
 569     m_instanceAsWindow = wxDynamicCast(m_instance, wxWindow);
 570
 571     wxObject *returned = DoCreateResource();
 572
 573     m_node = myNode;
 574     m_class = myClass;
 575     m_parent = myParent; m_parentAsWindow = myParentAW;
 576     m_instance = myInstance; m_instanceAsWindow = myInstanceAW;
 577
 578     return returned;
 579 }
 580
 581
 582 void wxXmlResourceHandler::AddStyle(const wxString& name, int value)
 583 {
 584     m_styleNames.Add(name);
 585     m_styleValues.Add(value);
 586 }
 587
 588
 589
 590 void wxXmlResourceHandler::AddWindowStyles()
 591 {
 592     XRC_ADD_STYLE(wxSIMPLE_BORDER);
 593     XRC_ADD_STYLE(wxSUNKEN_BORDER);
 594     XRC_ADD_STYLE(wxDOUBLE_BORDER);
 595     XRC_ADD_STYLE(wxRAISED_BORDER);
 596     XRC_ADD_STYLE(wxSTATIC_BORDER);
 597     XRC_ADD_STYLE(wxNO_BORDER);
 598     XRC_ADD_STYLE(wxTRANSPARENT_WINDOW);
 599     XRC_ADD_STYLE(wxWANTS_CHARS);
 600     XRC_ADD_STYLE(wxNO_FULL_REPAINT_ON_RESIZE);
 601 }
 602
 603
 604
 605 bool wxXmlResourceHandler::HasParam(const wxString& param)
 606 {
 607     return (GetParamNode(param) != NULL);
 608 }
 609
 610
 611 int wxXmlResourceHandler::GetStyle(const wxString& param, int defaults)
 612 {
 613     wxString s = GetParamValue(param);
 614
 615     if (!s) return defaults;
 616
 617     wxStringTokenizer tkn(s, wxT("| "), wxTOKEN_STRTOK);
 618     int style = 0;
 619     int index;
 620     wxString fl;
 621     while (tkn.HasMoreTokens())
 622     {
 623         fl = tkn.GetNextToken();
 624         index = m_styleNames.Index(fl);
 625         if (index != wxNOT_FOUND)
 626             style |= m_styleValues[index];
 627         else
 628             wxLogError(_("Unknown style flag ") + fl);
 629     }
 630     return style;
 631 }
 632
 633
 634
 635 wxString wxXmlResourceHandler::GetText(const wxString& param, bool translate)
 636 {
 637     wxString str1(GetParamValue(param));
 638     wxString str2;
 639     const wxChar *dt;
 640     wxChar amp_char;
 641
 642     // VS: First version of XRC resources used $ instead of & (which is
 643     //     illegal in XML), but later I realized that '_' fits this purpose
 644     //     much better (because &File means "File with F underlined").
 645     if (m_resource->CompareVersion(2,3,0,1) < 0)
 646         amp_char = wxT('$');
 647     else
 648         amp_char = wxT('_');
 649
 650     for (dt = str1.c_str(); *dt; dt++)
 651     {
 652         // Remap amp_char to &, map double amp_char to amp_char (for things
 653         // like "&File..." -- this is illegal in XML, so we use "_File..."):
 654         if (*dt == amp_char)
 655         {
 656             if ( *(++dt) == amp_char )
 657                 str2 << amp_char;
 658             else
 659                 str2 << wxT('&') << *dt;
 660         }
 661         // Remap \n to CR, \r to LF, \t to TAB:
 662         else if (*dt == wxT('\\'))
 663             switch (*(++dt))
 664             {
 665                 case wxT('n') : str2 << wxT('\n'); break;
 666                 case wxT('t') : str2 << wxT('\t'); break;
 667                 case wxT('r') : str2 << wxT('\r'); break;
 668                 default       : str2 << wxT('\\') << *dt; break;
 669             }
 670         else str2 << *dt;
 671     }
 672
 673     if (translate && m_resource->GetFlags() & wxXRC_USE_LOCALE)
 674         return wxGetTranslation(str2);
 675     else
 676         return str2;
 677
 678 }
 679
 680
 681
 682 long wxXmlResourceHandler::GetLong(const wxString& param, long defaultv)
 683 {
 684     long value;
 685     wxString str1 = GetParamValue(param);
 686
 687     if (!str1.ToLong(&value))
 688         value = defaultv;
 689
 690     return value;
 691 }
 692
 693
 694
 695 int wxXmlResourceHandler::GetID()
 696 {
 697     wxString sid = GetName();
 698     long num;
 699
 700     if (sid == wxT("-1")) return -1;
 701     else if (sid.IsNumber() && sid.ToLong(&num)) return num;
 702 #define stdID(id) else if (sid == wxT(#id)) return id
 703     stdID(wxID_OPEN); stdID(wxID_CLOSE); stdID(wxID_NEW);
 704     stdID(wxID_SAVE); stdID(wxID_SAVEAS); stdID(wxID_REVERT);
 705     stdID(wxID_EXIT); stdID(wxID_UNDO); stdID(wxID_REDO);
 706     stdID(wxID_HELP); stdID(wxID_PRINT); stdID(wxID_PRINT_SETUP);
 707     stdID(wxID_PREVIEW); stdID(wxID_ABOUT); stdID(wxID_HELP_CONTENTS);
 708     stdID(wxID_HELP_COMMANDS); stdID(wxID_HELP_PROCEDURES);
 709     stdID(wxID_CUT); stdID(wxID_COPY); stdID(wxID_PASTE);
 710     stdID(wxID_CLEAR); stdID(wxID_FIND); stdID(wxID_DUPLICATE);
 711     stdID(wxID_SELECTALL); stdID(wxID_OK); stdID(wxID_CANCEL);
 712     stdID(wxID_APPLY); stdID(wxID_YES); stdID(wxID_NO);
 713     stdID(wxID_STATIC); stdID(wxID_FORWARD); stdID(wxID_BACKWARD);
 714     stdID(wxID_DEFAULT); stdID(wxID_MORE); stdID(wxID_SETUP);
 715     stdID(wxID_RESET); stdID(wxID_HELP_CONTEXT);
 716 #undef stdID
 717     else return wxXmlResource::GetXRCID(sid);
 718 }
 719
 720
 721
 722 wxArtID wxXmlResourceHandler::GetStockID(const wxString& param)
 723 {
 724     wxXmlNode *stockIDNode = GetParamNode(param);
 725     if (stockIDNode == NULL)
 726         return wxEmptyString;
 727
 728     wxXmlNode *oldnode = m_node;
 729     m_node = stockIDNode;
 730
 731     wxArtID sid = m_node->GetPropVal(wxT("stock_id"), wxT(""));
 732
 733     m_node = oldnode;
 734
 735     if (sid.IsEmpty()) return wxEmptyString;
 736 #define stdID(id) else if (sid == wxT(#id)) return id
 737     stdID(wxART_ADD_BOOKMARK); stdID(wxART_DEL_BOOKMARK);
 738     stdID(wxART_HELP_SIDE_PANEL); stdID(wxART_HELP_SETTINGS);
 739     stdID(wxART_HELP_BOOK); stdID(wxART_HELP_FOLDER);
 740     stdID(wxART_HELP_PAGE); stdID(wxART_GO_BACK);
 741     stdID(wxART_GO_FORWARD); stdID(wxART_GO_UP);
 742     stdID(wxART_GO_DOWN); stdID(wxART_GO_TO_PARENT);
 743     stdID(wxART_GO_HOME); stdID(wxART_FILE_OPEN);
 744     stdID(wxART_PRINT); stdID(wxART_HELP); stdID(wxART_TIP);
 745     stdID(wxART_REPORT_VIEW); stdID(wxART_LIST_VIEW);
 746     stdID(wxART_NEW_DIR); stdID(wxART_FOLDER);
 747     stdID(wxART_GO_DIR_UP); stdID(wxART_EXECUTABLE_FILE);
 748     stdID(wxART_NORMAL_FILE); stdID(wxART_TICK_MARK);
 749     stdID(wxART_CROSS_MARK); stdID(wxART_ERROR);
 750     stdID(wxART_QUESTION);   stdID(wxART_WARNING);
 751     stdID(wxART_INFORMATION);
 752 #undef stdID
 753     else return sid;
 754 }
 755
 756
 757
 758 wxArtClient wxXmlResourceHandler::GetStockClient(const wxString& param)
 759 {
 760     wxXmlNode *stockClientNode = GetParamNode(param);
 761     if (stockClientNode == NULL)
 762         return wxEmptyString;
 763
 764     wxXmlNode *oldnode = m_node;
 765     m_node = stockClientNode;
 766
 767     wxArtClient sid = m_node->GetPropVal(wxT("stock_client"), wxT("wxART_OTHER"));
 768
 769     m_node = oldnode;
 770
 771     if (sid.IsEmpty()) return wxEmptyString;
 772 #define stdID(id) else if (sid == wxT(#id)) return id
 773     stdID(wxART_TOOLBAR); stdID(wxART_MENU);
 774     stdID(wxART_FRAME_ICON); stdID(wxART_CMN_DIALOG);
 775     stdID(wxART_HELP_BROWSER); stdID(wxART_MESSAGE_BOX);
 776     stdID(wxART_OTHER);
 777 #undef stdID
 778     else return sid;
 779 }
 780
 781
 782
 783 wxString wxXmlResourceHandler::GetName()
 784 {
 785     return m_node->GetPropVal(wxT("name"), wxT("-1"));
 786 }
 787
 788
 789
 790 bool wxXmlResourceHandler::GetBool(const wxString& param, bool defaultv)
 791 {
 792     wxString v = GetParamValue(param);
 793     v.MakeLower();
 794     if (!v) return defaultv;
 795     else return (v == wxT("1"));
 796 }
 797
 798
 799
 800 wxColour wxXmlResourceHandler::GetColour(const wxString& param)
 801 {
 802     wxString v = GetParamValue(param);
 803     unsigned long tmp = 0;
 804
 805     if (v.Length() != 7 || v[0u] != wxT('#') ||
 806         wxSscanf(v.c_str(), wxT("#%lX"), &tmp) != 1)
 807     {
 808         wxLogError(_("XRC resource: Incorrect colour specification '%s' for property '%s'."),
 809                    v.c_str(), param.c_str());
 810         return wxNullColour;
 811     }
 812
 813     return wxColour((unsigned char) ((tmp & 0xFF0000) >> 16) ,
 814                     (unsigned char) ((tmp & 0x00FF00) >> 8),
 815                     (unsigned char) ((tmp & 0x0000FF)));
 816 }
 817
 818
 819
 820 wxBitmap wxXmlResourceHandler::GetBitmap(const wxString& param, wxSize size)
 821 {
 822     wxString stk = param;
 823     if (!GetStockID(stk).IsEmpty())
 824     {
 825         wxBitmap stockArt = wxArtProvider::GetBitmap(GetStockID(stk),
 826                                                      GetStockClient(stk), size);
 827         if (stockArt != wxNullBitmap)
 828             return stockArt;
 829     }
 830
 831     wxString name = GetParamValue(param);
 832     if (name.IsEmpty()) return wxNullBitmap;
 833 #if wxUSE_FILESYSTEM
 834     wxFSFile *fsfile = GetCurFileSystem().OpenFile(name);
 835     if (fsfile == NULL)
 836     {
 837         wxLogError(_("XRC resource: Cannot create bitmap from '%s'."), param.c_str());
 838         return wxNullBitmap;
 839     }
 840     wxImage img(*(fsfile->GetStream()));
 841     delete fsfile;
 842 #else
 843     wxImage img(GetParamValue(wxT("bitmap")));
 844 #endif
 845
 846     if (!img.Ok())
 847     {
 848         wxLogError(_("XRC resource: Cannot create bitmap from '%s'."), param.c_str());
 849         return wxNullBitmap;
 850     }
 851     if (!(size == wxDefaultSize)) img.Rescale(size.x, size.y);
 852     return wxBitmap(img);
 853
 854 }
 855
 856
 857
 858 wxIcon wxXmlResourceHandler::GetIcon(const wxString& param, wxSize size)
 859 {
 860 #if wxCHECK_VERSION(2,3,0) || defined(__WXMSW__)
 861     wxIcon icon;
 862     icon.CopyFromBitmap(GetBitmap(param, size));
 863 #else
 864     wxIcon *iconpt;
 865     wxBitmap bmppt = GetBitmap(param, size);
 866     iconpt = (wxIcon*)(&bmppt);
 867     wxIcon icon(*iconpt);
 868 #endif
 869     return icon;
 870 }
 871
 872
 873
 874 wxXmlNode *wxXmlResourceHandler::GetParamNode(const wxString& param)
 875 {
 876     wxXmlNode *n = m_node->GetChildren();
 877
 878     while (n)
 879     {
 880         if (n->GetType() == wxXML_ELEMENT_NODE && n->GetName() == param)
 881             return n;
 882         n = n->GetNext();
 883     }
 884     return NULL;
 885 }
 886
 887
 888 wxString wxXmlResourceHandler::GetNodeContent(wxXmlNode *node)
 889 {
 890     wxXmlNode *n = node;
 891     if (n == NULL) return wxEmptyString;
 892     n = n->GetChildren();
 893
 894     while (n)
 895     {
 896         if (n->GetType() == wxXML_TEXT_NODE ||
 897             n->GetType() == wxXML_CDATA_SECTION_NODE)
 898             return n->GetContent();
 899         n = n->GetNext();
 900     }
 901     return wxEmptyString;
 902 }
 903
 904
 905
 906 wxString wxXmlResourceHandler::GetParamValue(const wxString& param)
 907 {
 908     if (param.IsEmpty())
 909         return GetNodeContent(m_node);
 910     else
 911         return GetNodeContent(GetParamNode(param));
 912 }
 913
 914
 915
 916 wxSize wxXmlResourceHandler::GetSize(const wxString& param)
 917 {
 918     wxString s = GetParamValue(param);
 919     if (s.IsEmpty()) s = wxT("-1,-1");
 920     bool is_dlg;
 921     long sx, sy;
 922
 923     is_dlg = s[s.Length()-1] == wxT('d');
 924     if (is_dlg) s.RemoveLast();
 925
 926     if (!s.BeforeFirst(wxT(',')).ToLong(&sx) ||
 927         !s.AfterLast(wxT(',')).ToLong(&sy))
 928     {
 929         wxLogError(_("Cannot parse coordinates from '%s'."), s.c_str());
 930         return wxDefaultSize;
 931     }
 932
 933     if (is_dlg)
 934     {
 935         if (m_instanceAsWindow)
 936             return wxDLG_UNIT(m_instanceAsWindow, wxSize(sx, sy));
 937         else if (m_parentAsWindow)
 938             return wxDLG_UNIT(m_parentAsWindow, wxSize(sx, sy));
 939         else
 940         {
 941             wxLogError(_("Cannot convert dialog units: dialog unknown."));
 942             return wxDefaultSize;
 943         }
 944     }
 945     else return wxSize(sx, sy);
 946 }
 947
 948
 949
 950 wxPoint wxXmlResourceHandler::GetPosition(const wxString& param)
 951 {
 952     wxSize sz = GetSize(param);
 953     return wxPoint(sz.x, sz.y);
 954 }
 955
 956
 957
 958 wxCoord wxXmlResourceHandler::GetDimension(const wxString& param, wxCoord defaultv)
 959 {
 960     wxString s = GetParamValue(param);
 961     if (s.IsEmpty()) return defaultv;
 962     bool is_dlg;
 963     long sx;
 964
 965     is_dlg = s[s.Length()-1] == wxT('d');
 966     if (is_dlg) s.RemoveLast();
 967
 968     if (!s.ToLong(&sx))
 969     {
 970         wxLogError(_("Cannot parse dimension from '%s'."), s.c_str());
 971         return defaultv;
 972     }
 973
 974     if (is_dlg)
 975     {
 976         if (m_instanceAsWindow)
 977             return wxDLG_UNIT(m_instanceAsWindow, wxSize(sx, 0)).x;
 978         else if (m_parentAsWindow)
 979             return wxDLG_UNIT(m_parentAsWindow, wxSize(sx, 0)).x;
 980         else
 981         {
 982             wxLogError(_("Cannot convert dialog units: dialog unknown."));
 983             return defaultv;
 984         }
 985     }
 986     else return sx;
 987 }
 988
 989
 990
 991 wxFont wxXmlResourceHandler::GetFont(const wxString& param)
 992 {
 993     wxXmlNode *font_node = GetParamNode(param);
 994     if (font_node == NULL)
 995     {
 996         wxLogError(_("Cannot find font node '%s'."), param.c_str());
 997         return wxNullFont;
 998     }
 999
1000     wxXmlNode *oldnode = m_node;
1001     m_node = font_node;
1002
1003     long size = GetLong(wxT("size"), 12);
1004
1005     wxString style = GetParamValue(wxT("style"));
1006     wxString weight = GetParamValue(wxT("weight"));
1007     int istyle = wxNORMAL, iweight = wxNORMAL;
1008     if (style == wxT("italic")) istyle = wxITALIC;
1009     else if (style == wxT("slant")) istyle = wxSLANT;
1010     if (weight == wxT("bold")) iweight = wxBOLD;
1011     else if (weight == wxT("light")) iweight = wxLIGHT;
1012
1013     wxString family = GetParamValue(wxT("family"));
1014     int ifamily = wxDEFAULT;
1015          if (family == wxT("decorative")) ifamily = wxDECORATIVE;
1016     else if (family == wxT("roman")) ifamily = wxROMAN;
1017     else if (family == wxT("script")) ifamily = wxSCRIPT;
1018     else if (family == wxT("swiss")) ifamily = wxSWISS;
1019     else if (family == wxT("modern")) ifamily = wxMODERN;
1020
1021     bool underlined = GetBool(wxT("underlined"), FALSE);
1022
1023     wxString encoding = GetParamValue(wxT("encoding"));
1024     wxFontMapper mapper;
1025     wxFontEncoding enc = wxFONTENCODING_DEFAULT;
1026     if (!encoding.IsEmpty())
1027         enc = mapper.CharsetToEncoding(encoding);
1028     if (enc == wxFONTENCODING_SYSTEM)
1029         enc = wxFONTENCODING_DEFAULT;
1030
1031     wxString faces = GetParamValue(wxT("face"));
1032     wxString facename = wxEmptyString;
1033     wxFontEnumerator enu;
1034     enu.EnumerateFacenames();
1035     wxStringTokenizer tk(faces, wxT(","));
1036     while (tk.HasMoreTokens())
1037     {
1038         int index = enu.GetFacenames()->Index(tk.GetNextToken(), FALSE);
1039         if (index != wxNOT_FOUND)
1040         {
1041             facename = (*enu.GetFacenames())[index];
1042             break;
1043         }
1044     }
1045
1046     m_node = oldnode;
1047
1048     wxFont font(size, ifamily, istyle, iweight, underlined, facename, enc);
1049     return font;
1050 }
1051
1052
1053 void wxXmlResourceHandler::SetupWindow(wxWindow *wnd)
1054 {
1055     //FIXME : add cursor
1056
1057     if (HasParam(wxT("exstyle")))
1058         wnd->SetExtraStyle(GetStyle(wxT("exstyle")));
1059     if (HasParam(wxT("bg")))
1060         wnd->SetBackgroundColour(GetColour(wxT("bg")));
1061     if (HasParam(wxT("fg")))
1062         wnd->SetForegroundColour(GetColour(wxT("fg")));
1063     if (GetBool(wxT("enabled"), 1) == 0)
1064         wnd->Enable(FALSE);
1065     if (GetBool(wxT("focused"), 0) == 1)
1066         wnd->SetFocus();
1067     if (GetBool(wxT("hidden"), 0) == 1)
1068         wnd->Show(FALSE);
1069 #if wxUSE_TOOLTIPS
1070     if (HasParam(wxT("tooltip")))
1071         wnd->SetToolTip(GetText(wxT("tooltip")));
1072 #endif
1073     if (HasParam(wxT("font")))
1074         wnd->SetFont(GetFont());
1075 }
1076
1077
1078 void wxXmlResourceHandler::CreateChildren(wxObject *parent, bool this_hnd_only)
1079 {
1080     wxXmlNode *n = m_node->GetChildren();
1081
1082     while (n)
1083     {
1084         if (n->GetType() == wxXML_ELEMENT_NODE &&
1085             n->GetName() == wxT("object"))
1086         {
1087             if (this_hnd_only && CanHandle(n))
1088                 CreateResource(n, parent, NULL);
1089             else
1090                 m_resource->CreateResFromNode(n, parent, NULL);
1091         }
1092         n = n->GetNext();
1093     }
1094 }
1095
1096
1097 void wxXmlResourceHandler::CreateChildrenPrivately(wxObject *parent, wxXmlNode *rootnode)
1098 {
1099     wxXmlNode *root;
1100     if (rootnode == NULL) root = m_node; else root = rootnode;
1101     wxXmlNode *n = root->GetChildren();
1102
1103     while (n)
1104     {
1105         if (n->GetType() == wxXML_ELEMENT_NODE && CanHandle(n))
1106         {
1107             CreateResource(n, parent, NULL);
1108         }
1109         n = n->GetNext();
1110     }
1111 }
1112
1113
1114
1115
1116
1117
1118
1119 // --------------- XRCID implementation -----------------------------
1120
1121 #define XRCID_TABLE_SIZE     1024
1122
1123
1124 struct XRCID_record
1125 {
1126     int id;
1127     wxChar *key;
1128     XRCID_record *next;
1129 };
1130
1131 static XRCID_record *XRCID_Records[XRCID_TABLE_SIZE] = {NULL};
1132
1133 /*static*/ int wxXmlResource::GetXRCID(const wxChar *str_id)
1134 {
1135     static int XRCID_LastID = wxID_HIGHEST;
1136
1137     int index = 0;
1138
1139     for (const wxChar *c = str_id; *c != wxT('\0'); c++) index += (int)*c;
1140     index %= XRCID_TABLE_SIZE;
1141
1142     XRCID_record *oldrec = NULL;
1143     int matchcnt = 0;
1144     for (XRCID_record *rec = XRCID_Records[index]; rec; rec = rec->next)
1145     {
1146         if (wxStrcmp(rec->key, str_id) == 0)
1147         {
1148             return rec->id;
1149         }
1150         matchcnt++;
1151         oldrec = rec;
1152     }
1153
1154     XRCID_record **rec_var = (oldrec == NULL) ?
1155                               &XRCID_Records[index] : &oldrec->next;
1156     *rec_var = new XRCID_record;
1157     (*rec_var)->id = ++XRCID_LastID;
1158     (*rec_var)->key = wxStrdup(str_id);
1159     (*rec_var)->next = NULL;
1160
1161     return (*rec_var)->id;
1162 }
1163
1164
1165 static void CleanXRCID_Record(XRCID_record *rec)
1166 {
1167     if (rec)
1168     {
1169         CleanXRCID_Record(rec->next);
1170         free(rec->key);
1171         delete rec;
1172     }
1173 }
1174
1175 static void CleanXRCID_Records()
1176 {
1177     for (int i = 0; i < XRCID_TABLE_SIZE; i++)
1178         CleanXRCID_Record(XRCID_Records[i]);
1179 }
1180
1181
1182
1183
1184
1185
1186
1187
1188 // --------------- module and globals -----------------------------
1189
1190 class wxXmlResourceModule: public wxModule
1191 {
1192 DECLARE_DYNAMIC_CLASS(wxXmlResourceModule)
1193 public:
1194     wxXmlResourceModule() {}
1195     bool OnInit()
1196     {
1197         return TRUE;
1198     }
1199     void OnExit()
1200     {
1201         delete wxXmlResource::Set(NULL);
1202         CleanXRCID_Records();
1203     }
1204 };
1205
1206 IMPLEMENT_DYNAMIC_CLASS(wxXmlResourceModule, wxModule)
1207
1208
1209 // When wxXml is loaded dynamically after the application is already running
1210 // then the built-in module system won't pick this one up.  Add it manually.
1211 void wxXmlInitResourceModule()
1212 {
1213     wxModule* module = new wxXmlResourceModule;
1214     module->Init();
1215     wxModule::RegisterModule(module);
1216 }
1217
1218