src/xrc/xmlres.cpp

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