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             wxXmlNode *c2 = c->GetNext();
 273             node->RemoveChild(c);
 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 wxString wxXmlResourceHandler::GetName()
 723 {
 724     return m_node->GetPropVal(wxT("name"), wxT("-1"));
 725 }
 726
 727
 728
 729 bool wxXmlResourceHandler::GetBool(const wxString& param, bool defaultv)
 730 {
 731     wxString v = GetParamValue(param);
 732     v.MakeLower();
 733     if (!v) return defaultv;
 734     else return (v == wxT("1"));
 735 }
 736
 737
 738
 739 wxColour wxXmlResourceHandler::GetColour(const wxString& param)
 740 {
 741     wxString v = GetParamValue(param);
 742     unsigned long tmp = 0;
 743
 744     if (v.Length() != 7 || v[0u] != wxT('#') ||
 745         wxSscanf(v.c_str(), wxT("#%lX"), &tmp) != 1)
 746     {
 747         wxLogError(_("XRC resource: Incorrect colour specification '%s' for property '%s'."),
 748                    v.c_str(), param.c_str());
 749         return wxNullColour;
 750     }
 751
 752     return wxColour((unsigned char) ((tmp & 0xFF0000) >> 16) ,
 753                     (unsigned char) ((tmp & 0x00FF00) >> 8),
 754                     (unsigned char) ((tmp & 0x0000FF)));
 755 }
 756
 757
 758
 759 wxBitmap wxXmlResourceHandler::GetBitmap(const wxString& param,
 760                                          const wxArtClient& defaultArtClient,
 761                                          wxSize size)
 762 {
 763     /* If the bitmap is specified as stock item, query wxArtProvider for it: */
 764     wxXmlNode *bmpNode = GetParamNode(param);
 765     if ( bmpNode )
 766     {
 767         wxString sid = bmpNode->GetPropVal(wxT("stock_id"), wxEmptyString);
 768         if ( !sid.empty() )
 769         {
 770             wxString scl = bmpNode->GetPropVal(wxT("stock_client"), defaultArtClient);
 771             wxBitmap stockArt =
 772                 wxArtProvider::GetBitmap(wxART_MAKE_ART_ID_FROM_STR(sid),
 773                                          wxART_MAKE_CLIENT_ID_FROM_STR(scl),
 774                                          size);
 775             if ( stockArt.Ok() )
 776                 return stockArt;
 777         }
 778     }
 779
 780     /* ...or load the bitmap from file: */
 781     wxString name = GetParamValue(param);
 782     if (name.IsEmpty()) return wxNullBitmap;
 783 #if wxUSE_FILESYSTEM
 784     wxFSFile *fsfile = GetCurFileSystem().OpenFile(name);
 785     if (fsfile == NULL)
 786     {
 787         wxLogError(_("XRC resource: Cannot create bitmap from '%s'."), param.c_str());
 788         return wxNullBitmap;
 789     }
 790     wxImage img(*(fsfile->GetStream()));
 791     delete fsfile;
 792 #else
 793     wxImage img(GetParamValue(wxT("bitmap")));
 794 #endif
 795
 796     if (!img.Ok())
 797     {
 798         wxLogError(_("XRC resource: Cannot create bitmap from '%s'."), param.c_str());
 799         return wxNullBitmap;
 800     }
 801     if (!(size == wxDefaultSize)) img.Rescale(size.x, size.y);
 802     return wxBitmap(img);
 803
 804 }
 805
 806
 807
 808 wxIcon wxXmlResourceHandler::GetIcon(const wxString& param,
 809                                      const wxArtClient& defaultArtClient,
 810                                      wxSize size)
 811 {
 812 #if wxCHECK_VERSION(2,3,0) || defined(__WXMSW__)
 813     wxIcon icon;
 814     icon.CopyFromBitmap(GetBitmap(param, defaultArtClient, size));
 815 #else
 816     wxIcon *iconpt;
 817     wxBitmap bmppt = GetBitmap(param, size);
 818     iconpt = (wxIcon*)(&bmppt);
 819     wxIcon icon(*iconpt);
 820 #endif
 821     return icon;
 822 }
 823
 824
 825
 826 wxXmlNode *wxXmlResourceHandler::GetParamNode(const wxString& param)
 827 {
 828     wxXmlNode *n = m_node->GetChildren();
 829
 830     while (n)
 831     {
 832         if (n->GetType() == wxXML_ELEMENT_NODE && n->GetName() == param)
 833             return n;
 834         n = n->GetNext();
 835     }
 836     return NULL;
 837 }
 838
 839
 840 wxString wxXmlResourceHandler::GetNodeContent(wxXmlNode *node)
 841 {
 842     wxXmlNode *n = node;
 843     if (n == NULL) return wxEmptyString;
 844     n = n->GetChildren();
 845
 846     while (n)
 847     {
 848         if (n->GetType() == wxXML_TEXT_NODE ||
 849             n->GetType() == wxXML_CDATA_SECTION_NODE)
 850             return n->GetContent();
 851         n = n->GetNext();
 852     }
 853     return wxEmptyString;
 854 }
 855
 856
 857
 858 wxString wxXmlResourceHandler::GetParamValue(const wxString& param)
 859 {
 860     if (param.IsEmpty())
 861         return GetNodeContent(m_node);
 862     else
 863         return GetNodeContent(GetParamNode(param));
 864 }
 865
 866
 867
 868 wxSize wxXmlResourceHandler::GetSize(const wxString& param)
 869 {
 870     wxString s = GetParamValue(param);
 871     if (s.IsEmpty()) s = wxT("-1,-1");
 872     bool is_dlg;
 873     long sx, sy;
 874
 875     is_dlg = s[s.Length()-1] == wxT('d');
 876     if (is_dlg) s.RemoveLast();
 877
 878     if (!s.BeforeFirst(wxT(',')).ToLong(&sx) ||
 879         !s.AfterLast(wxT(',')).ToLong(&sy))
 880     {
 881         wxLogError(_("Cannot parse coordinates from '%s'."), s.c_str());
 882         return wxDefaultSize;
 883     }
 884
 885     if (is_dlg)
 886     {
 887         if (m_instanceAsWindow)
 888             return wxDLG_UNIT(m_instanceAsWindow, wxSize(sx, sy));
 889         else if (m_parentAsWindow)
 890             return wxDLG_UNIT(m_parentAsWindow, wxSize(sx, sy));
 891         else
 892         {
 893             wxLogError(_("Cannot convert dialog units: dialog unknown."));
 894             return wxDefaultSize;
 895         }
 896     }
 897     else return wxSize(sx, sy);
 898 }
 899
 900
 901
 902 wxPoint wxXmlResourceHandler::GetPosition(const wxString& param)
 903 {
 904     wxSize sz = GetSize(param);
 905     return wxPoint(sz.x, sz.y);
 906 }
 907
 908
 909
 910 wxCoord wxXmlResourceHandler::GetDimension(const wxString& param, wxCoord defaultv)
 911 {
 912     wxString s = GetParamValue(param);
 913     if (s.IsEmpty()) return defaultv;
 914     bool is_dlg;
 915     long sx;
 916
 917     is_dlg = s[s.Length()-1] == wxT('d');
 918     if (is_dlg) s.RemoveLast();
 919
 920     if (!s.ToLong(&sx))
 921     {
 922         wxLogError(_("Cannot parse dimension from '%s'."), s.c_str());
 923         return defaultv;
 924     }
 925
 926     if (is_dlg)
 927     {
 928         if (m_instanceAsWindow)
 929             return wxDLG_UNIT(m_instanceAsWindow, wxSize(sx, 0)).x;
 930         else if (m_parentAsWindow)
 931             return wxDLG_UNIT(m_parentAsWindow, wxSize(sx, 0)).x;
 932         else
 933         {
 934             wxLogError(_("Cannot convert dialog units: dialog unknown."));
 935             return defaultv;
 936         }
 937     }
 938     else return sx;
 939 }
 940
 941
 942
 943 wxFont wxXmlResourceHandler::GetFont(const wxString& param)
 944 {
 945     wxXmlNode *font_node = GetParamNode(param);
 946     if (font_node == NULL)
 947     {
 948         wxLogError(_("Cannot find font node '%s'."), param.c_str());
 949         return wxNullFont;
 950     }
 951
 952     wxXmlNode *oldnode = m_node;
 953     m_node = font_node;
 954
 955     long size = GetLong(wxT("size"), 12);
 956
 957     wxString style = GetParamValue(wxT("style"));
 958     wxString weight = GetParamValue(wxT("weight"));
 959     int istyle = wxNORMAL, iweight = wxNORMAL;
 960     if (style == wxT("italic")) istyle = wxITALIC;
 961     else if (style == wxT("slant")) istyle = wxSLANT;
 962     if (weight == wxT("bold")) iweight = wxBOLD;
 963     else if (weight == wxT("light")) iweight = wxLIGHT;
 964
 965     wxString family = GetParamValue(wxT("family"));
 966     int ifamily = wxDEFAULT;
 967          if (family == wxT("decorative")) ifamily = wxDECORATIVE;
 968     else if (family == wxT("roman")) ifamily = wxROMAN;
 969     else if (family == wxT("script")) ifamily = wxSCRIPT;
 970     else if (family == wxT("swiss")) ifamily = wxSWISS;
 971     else if (family == wxT("modern")) ifamily = wxMODERN;
 972
 973     bool underlined = GetBool(wxT("underlined"), FALSE);
 974
 975     wxString encoding = GetParamValue(wxT("encoding"));
 976     wxFontMapper mapper;
 977     wxFontEncoding enc = wxFONTENCODING_DEFAULT;
 978     if (!encoding.IsEmpty())
 979         enc = mapper.CharsetToEncoding(encoding);
 980     if (enc == wxFONTENCODING_SYSTEM)
 981         enc = wxFONTENCODING_DEFAULT;
 982
 983     wxString faces = GetParamValue(wxT("face"));
 984     wxString facename = wxEmptyString;
 985     wxFontEnumerator enu;
 986     enu.EnumerateFacenames();
 987     wxStringTokenizer tk(faces, wxT(","));
 988     while (tk.HasMoreTokens())
 989     {
 990         int index = enu.GetFacenames()->Index(tk.GetNextToken(), FALSE);
 991         if (index != wxNOT_FOUND)
 992         {
 993             facename = (*enu.GetFacenames())[index];
 994             break;
 995         }
 996     }
 997
 998     m_node = oldnode;
 999
1000     wxFont font(size, ifamily, istyle, iweight, underlined, facename, enc);
1001     return font;
1002 }
1003
1004
1005 void wxXmlResourceHandler::SetupWindow(wxWindow *wnd)
1006 {
1007     //FIXME : add cursor
1008
1009     if (HasParam(wxT("exstyle")))
1010         wnd->SetExtraStyle(GetStyle(wxT("exstyle")));
1011     if (HasParam(wxT("bg")))
1012         wnd->SetBackgroundColour(GetColour(wxT("bg")));
1013     if (HasParam(wxT("fg")))
1014         wnd->SetForegroundColour(GetColour(wxT("fg")));
1015     if (GetBool(wxT("enabled"), 1) == 0)
1016         wnd->Enable(FALSE);
1017     if (GetBool(wxT("focused"), 0) == 1)
1018         wnd->SetFocus();
1019     if (GetBool(wxT("hidden"), 0) == 1)
1020         wnd->Show(FALSE);
1021 #if wxUSE_TOOLTIPS
1022     if (HasParam(wxT("tooltip")))
1023         wnd->SetToolTip(GetText(wxT("tooltip")));
1024 #endif
1025     if (HasParam(wxT("font")))
1026         wnd->SetFont(GetFont());
1027 }
1028
1029
1030 void wxXmlResourceHandler::CreateChildren(wxObject *parent, bool this_hnd_only)
1031 {
1032     wxXmlNode *n = m_node->GetChildren();
1033
1034     while (n)
1035     {
1036         if (n->GetType() == wxXML_ELEMENT_NODE &&
1037             n->GetName() == wxT("object"))
1038         {
1039             if (this_hnd_only && CanHandle(n))
1040                 CreateResource(n, parent, NULL);
1041             else
1042                 m_resource->CreateResFromNode(n, parent, NULL);
1043         }
1044         n = n->GetNext();
1045     }
1046 }
1047
1048
1049 void wxXmlResourceHandler::CreateChildrenPrivately(wxObject *parent, wxXmlNode *rootnode)
1050 {
1051     wxXmlNode *root;
1052     if (rootnode == NULL) root = m_node; else root = rootnode;
1053     wxXmlNode *n = root->GetChildren();
1054
1055     while (n)
1056     {
1057         if (n->GetType() == wxXML_ELEMENT_NODE && CanHandle(n))
1058         {
1059             CreateResource(n, parent, NULL);
1060         }
1061         n = n->GetNext();
1062     }
1063 }
1064
1065
1066
1067
1068
1069
1070
1071 // --------------- XRCID implementation -----------------------------
1072
1073 #define XRCID_TABLE_SIZE     1024
1074
1075
1076 struct XRCID_record
1077 {
1078     int id;
1079     wxChar *key;
1080     XRCID_record *next;
1081 };
1082
1083 static XRCID_record *XRCID_Records[XRCID_TABLE_SIZE] = {NULL};
1084
1085 /*static*/ int wxXmlResource::GetXRCID(const wxChar *str_id)
1086 {
1087     static int XRCID_LastID = wxID_HIGHEST;
1088
1089     int index = 0;
1090
1091     for (const wxChar *c = str_id; *c != wxT('\0'); c++) index += (int)*c;
1092     index %= XRCID_TABLE_SIZE;
1093
1094     XRCID_record *oldrec = NULL;
1095     int matchcnt = 0;
1096     for (XRCID_record *rec = XRCID_Records[index]; rec; rec = rec->next)
1097     {
1098         if (wxStrcmp(rec->key, str_id) == 0)
1099         {
1100             return rec->id;
1101         }
1102         matchcnt++;
1103         oldrec = rec;
1104     }
1105
1106     XRCID_record **rec_var = (oldrec == NULL) ?
1107                               &XRCID_Records[index] : &oldrec->next;
1108     *rec_var = new XRCID_record;
1109     (*rec_var)->id = ++XRCID_LastID;
1110     (*rec_var)->key = wxStrdup(str_id);
1111     (*rec_var)->next = NULL;
1112
1113     return (*rec_var)->id;
1114 }
1115
1116
1117 static void CleanXRCID_Record(XRCID_record *rec)
1118 {
1119     if (rec)
1120     {
1121         CleanXRCID_Record(rec->next);
1122         free(rec->key);
1123         delete rec;
1124     }
1125 }
1126
1127 static void CleanXRCID_Records()
1128 {
1129     for (int i = 0; i < XRCID_TABLE_SIZE; i++)
1130         CleanXRCID_Record(XRCID_Records[i]);
1131 }
1132
1133
1134
1135
1136
1137
1138
1139
1140 // --------------- module and globals -----------------------------
1141
1142 class wxXmlResourceModule: public wxModule
1143 {
1144 DECLARE_DYNAMIC_CLASS(wxXmlResourceModule)
1145 public:
1146     wxXmlResourceModule() {}
1147     bool OnInit()
1148     {
1149         return TRUE;
1150     }
1151     void OnExit()
1152     {
1153         delete wxXmlResource::Set(NULL);
1154         CleanXRCID_Records();
1155     }
1156 };
1157
1158 IMPLEMENT_DYNAMIC_CLASS(wxXmlResourceModule, wxModule)
1159
1160
1161 // When wxXml is loaded dynamically after the application is already running
1162 // then the built-in module system won't pick this one up.  Add it manually.
1163 void wxXmlInitResourceModule()
1164 {
1165     wxModule* module = new wxXmlResourceModule;
1166     module->Init();
1167     wxModule::RegisterModule(module);
1168 }
1169
1170