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