utils/tex2rtf/src/tex2rtf.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        tex2rtf.cpp
   3 // Purpose:     Converts Latex to linear/WinHelp RTF, HTML, wxHelp.
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     7.9.93
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #ifndef WX_PRECOMP
  24 #include "wx/wx.h"
  25 #endif
  26
  27 #ifndef NO_GUI
  28 #include <wx/help.h>
  29 #include <wx/timer.h>
  30 #endif
  31
  32 #ifdef NO_GUI
  33 #if wxUSE_IOSTREAMH
  34 #include <iostream.h>
  35 #include <fstream.h>
  36 #else
  37 #include <iostream>
  38 #include <fstream>
  39 #endif
  40 #endif
  41
  42 #include <ctype.h>
  43 #include <stdlib.h>
  44 #include "tex2any.h"
  45 #include "tex2rtf.h"
  46 #include "rtfutils.h"
  47
  48 #if (defined(__WXGTK__) || defined(__WXMOTIF__)) && !defined(NO_GUI)
  49 #include "tex2rtf.xpm"
  50 #endif
  51
  52 const float versionNo = 2.0;
  53
  54 TexChunk *currentMember = NULL;
  55 bool startedSections = FALSE;
  56 char *contentsString = NULL;
  57 bool suppressNameDecoration = FALSE;
  58 bool OkToClose = TRUE;
  59 int passNumber = 1;
  60
  61 #ifndef NO_GUI
  62 wxHelpController *HelpInstance = NULL;
  63
  64 #ifdef __WXMSW__
  65 static char *ipc_buffer = NULL;
  66 static char Tex2RTFLastStatus[100];
  67 Tex2RTFServer *TheTex2RTFServer = NULL;
  68 #endif
  69 #endif
  70
  71 char *bulletFile = NULL;
  72
  73 FILE *Contents = NULL;   // Contents page
  74 FILE *Chapters = NULL;   // Chapters (WinHelp RTF) or rest of file (linear RTF)
  75 FILE *Sections = NULL;
  76 FILE *Subsections = NULL;
  77 FILE *Subsubsections = NULL;
  78 FILE *Popups = NULL;
  79 FILE *WinHelpContentsFile = NULL;
  80
  81 char *InputFile = NULL;
  82 char *OutputFile = NULL;
  83 char *MacroFile = copystring("tex2rtf.ini");
  84
  85 char *FileRoot = NULL;
  86 char *ContentsName = NULL;    // Contents page from last time around
  87 char *TmpContentsName = NULL; // Current contents page
  88 char *TmpFrameContentsName = NULL; // Current frame contents page
  89 char *WinHelpContentsFileName = NULL; // WinHelp .cnt file
  90 char *RefName = NULL;         // Reference file name
  91
  92 char *RTFCharset = copystring("ansi");
  93
  94 #ifdef __WXMSW__
  95 int BufSize = 100;             // Size of buffer in K
  96 #else
  97 int BufSize = 500;
  98 #endif
  99
 100 bool Go(void);
 101 void ShowOptions(void);
 102
 103 #ifdef NO_GUI
 104 int main(int argc, char **argv)
 105 #else
 106 wxMenuBar *menuBar = NULL;
 107 MyFrame *frame = NULL;
 108
 109 // DECLARE_APP(MyApp)
 110 IMPLEMENT_APP(MyApp)
 111
 112 // `Main program' equivalent, creating windows and returning main app frame
 113 bool MyApp::OnInit()
 114 #endif
 115 {
 116   // Use default list of macros defined in tex2any.cc
 117   DefineDefaultMacros();
 118   AddMacroDef(ltHARDY, "hardy", 0);
 119
 120   FileRoot = new char[300];
 121   ContentsName = new char[300];
 122   TmpContentsName = new char[300];
 123   TmpFrameContentsName = new char[300];
 124   WinHelpContentsFileName = new char[300];
 125   RefName = new char[300];
 126
 127   int n = 1;
 128
 129   // Read input/output files
 130   if (argc > 1)
 131   {
 132     if (argv[1][0] != '-')
 133     {
 134       InputFile = argv[1];
 135       n ++;
 136
 137       if (argc > 2)
 138       {
 139         if (argv[2][0] != '-')
 140         {
 141           OutputFile = argv[2];
 142           n ++;
 143         }
 144       }
 145     }
 146   }
 147
 148 #ifdef NO_GUI
 149   if (!InputFile || !OutputFile)
 150   {
 151     cout << "Tex2RTF: input or output file is missing.\n";
 152     ShowOptions();
 153     exit(1);
 154   }
 155 #endif
 156   if (InputFile)
 157   {
 158     TexPathList.EnsureFileAccessible(InputFile);
 159   }
 160   if (!InputFile || !OutputFile)
 161     isInteractive = TRUE;
 162
 163   for (int i = n; i < argc;)
 164   {
 165     if (strcmp(argv[i], "-winhelp") == 0)
 166     {
 167       i ++;
 168       convertMode = TEX_RTF;
 169       winHelp = TRUE;
 170     }
 171 #ifndef NO_GUI
 172     else if (strcmp(argv[i], "-interactive") == 0)
 173     {
 174       i ++;
 175       isInteractive = TRUE;
 176     }
 177 #endif
 178     else if (strcmp(argv[i], "-sync") == 0)  // Don't yield
 179     {
 180       i ++;
 181       isSync = TRUE;
 182     }
 183     else if (strcmp(argv[i], "-rtf") == 0)
 184     {
 185       i ++;
 186       convertMode = TEX_RTF;
 187     }
 188     else if (strcmp(argv[i], "-html") == 0)
 189     {
 190       i ++;
 191       convertMode = TEX_HTML;
 192     }
 193     else if (strcmp(argv[i], "-xlp") == 0)
 194     {
 195       i ++;
 196       convertMode = TEX_XLP;
 197     }
 198     else if (strcmp(argv[i], "-twice") == 0)
 199     {
 200       i ++;
 201       runTwice = TRUE;
 202     }
 203     else if (strcmp(argv[i], "-macros") == 0)
 204     {
 205       i ++;
 206       if (i < argc)
 207       {
 208         MacroFile = copystring(argv[i]);
 209         i ++;
 210       }
 211     }
 212     else if (strcmp(argv[i], "-bufsize") == 0)
 213     {
 214       i ++;
 215       if (i < argc)
 216       {
 217         BufSize = atoi(argv[i]);
 218         i ++;
 219       }
 220     }
 221     else if (strcmp(argv[i], "-charset") == 0)
 222     {
 223       i ++;
 224       if (i < argc)
 225       {
 226         char *s = argv[i];
 227         i ++;
 228         if (strcmp(s, "ansi") == 0 || strcmp(s, "pc") == 0 || strcmp(s, "mac") == 0 ||
 229             strcmp(s, "pca") == 0)
 230           RTFCharset = copystring(s);
 231         else
 232         {
 233           OnError("Incorrect argument for -charset");
 234         }
 235       }
 236     }
 237     else
 238     {
 239       char buf[100];
 240       sprintf(buf, "Invalid switch %s.\n", argv[i]);
 241       OnError(buf);
 242       i++;
 243 #ifdef NO_GUI
 244       ShowOptions();
 245       exit(1);
 246 #endif
 247     }
 248   }
 249
 250 #if defined(__WXMSW__) && !defined(NO_GUI)
 251   wxDDEInitialize();
 252   Tex2RTFLastStatus[0] = 0; // DDE connection return value
 253   TheTex2RTFServer = new Tex2RTFServer;
 254   TheTex2RTFServer->Create("TEX2RTF");
 255 #endif
 256
 257 #if defined(__WXMSW__) && defined(__WIN16__)
 258   // Limit to max Windows array size
 259   if (BufSize > 64) BufSize = 64;
 260 #endif
 261
 262   TexInitialize(BufSize);
 263   ResetContentsLevels(0);
 264
 265 #ifndef NO_GUI
 266
 267   if (isInteractive)
 268   {
 269     char buf[100];
 270
 271     // Create the main frame window
 272     frame = new MyFrame(NULL, -1, "Tex2RTF", wxPoint(-1, -1), wxSize(400, 300));
 273     frame->CreateStatusBar(2);
 274
 275     // Give it an icon
 276     // TODO: uncomment this when we have tex2rtf.xpm
 277     frame->SetIcon(wxICON(tex2rtf));
 278
 279     if (InputFile)
 280     {
 281       sprintf(buf, "Tex2RTF [%s]", FileNameFromPath(InputFile));
 282       frame->SetTitle(buf);
 283     }
 284
 285     // Make a menubar
 286     wxMenu *file_menu = new wxMenu;
 287     file_menu->Append(TEX_GO, "&Go",                        "Run converter");
 288     file_menu->Append(TEX_SET_INPUT, "Set &Input File",     "Set the LaTeX input file");
 289     file_menu->Append(TEX_SET_OUTPUT, "Set &Output File",   "Set the output file");
 290     file_menu->AppendSeparator();
 291     file_menu->Append(TEX_VIEW_LATEX, "View &LaTeX File",   "View the LaTeX input file");
 292     file_menu->Append(TEX_VIEW_OUTPUT, "View Output &File", "View output file");
 293     file_menu->Append(TEX_SAVE_FILE, "&Save log file", "Save displayed text into file");
 294     file_menu->AppendSeparator();
 295     file_menu->Append(TEX_QUIT, "E&xit",                    "Exit Tex2RTF");
 296
 297     wxMenu *macro_menu = new wxMenu;
 298
 299     macro_menu->Append(TEX_LOAD_CUSTOM_MACROS, "&Load Custom Macros", "Load custom LaTeX macro file");
 300     macro_menu->Append(TEX_VIEW_CUSTOM_MACROS, "View &Custom Macros", "View custom LaTeX macros");
 301
 302     wxMenu *mode_menu = new wxMenu;
 303
 304     mode_menu->Append(TEX_MODE_RTF, "Output linear &RTF",   "Wordprocessor-compatible RTF");
 305     mode_menu->Append(TEX_MODE_WINHELP, "Output &WinHelp RTF", "WinHelp-compatible RTF");
 306     mode_menu->Append(TEX_MODE_HTML, "Output &HTML",        "HTML World Wide Web hypertext file");
 307     mode_menu->Append(TEX_MODE_XLP, "Output &XLP",          "wxHelp hypertext help file");
 308
 309     wxMenu *help_menu = new wxMenu;
 310
 311     help_menu->Append(TEX_HELP, "&Help", "Tex2RTF Contents Page");
 312     help_menu->Append(TEX_ABOUT, "&About Tex2RTF", "About Tex2RTF");
 313
 314     menuBar = new wxMenuBar;
 315     menuBar->Append(file_menu, "&File");
 316     menuBar->Append(macro_menu, "&Macros");
 317     menuBar->Append(mode_menu, "&Conversion Mode");
 318     menuBar->Append(help_menu, "&Help");
 319
 320     frame->SetMenuBar(menuBar);
 321     frame->textWindow = new wxTextCtrl(frame, -1, "", wxPoint(-1, -1), wxSize(-1, -1), wxTE_READONLY|wxTE_MULTILINE);
 322
 323     (*frame->textWindow) << "Welcome to Julian Smart's LaTeX to RTF converter.\n";
 324 //    ShowOptions();
 325
 326     HelpInstance = new wxHelpController();
 327     HelpInstance->Initialize("tex2rtf");
 328
 329     /*
 330      * Read macro/initialisation file
 331      *
 332      */
 333
 334     wxString path;
 335     if ((path = TexPathList.FindValidPath(MacroFile)) != "")
 336       ReadCustomMacros((char*) (const char*) path);
 337
 338     strcpy(buf, "In ");
 339
 340     if (winHelp && (convertMode == TEX_RTF))
 341       strcat(buf, "WinHelp RTF");
 342     else if (!winHelp && (convertMode == TEX_RTF))
 343       strcat(buf, "linear RTF");
 344     else if (convertMode == TEX_HTML) strcat(buf, "HTML");
 345     else if (convertMode == TEX_XLP) strcat(buf, "XLP");
 346       strcat(buf, " mode.");
 347     frame->SetStatusText(buf, 1);
 348
 349     frame->Show(TRUE);
 350     return TRUE;
 351   }
 352   else
 353 #endif // NO_GUI
 354   {
 355     /*
 356      * Read macro/initialisation file
 357      *
 358      */
 359
 360     wxString path;
 361     if ((path = TexPathList.FindValidPath(MacroFile)) != "")
 362       ReadCustomMacros((char*) (const char*) path);
 363
 364     Go();
 365     if (runTwice) Go();
 366 #ifdef NO_GUI
 367     return 0;
 368 #else
 369     return NULL;
 370 #endif
 371   }
 372
 373 #ifndef NO_GUI
 374   // Return the main frame window
 375   return TRUE;
 376 #else
 377   return FALSE;
 378 #endif
 379 }
 380
 381 int MyApp::OnExit()
 382 {
 383   wxNode *node = CustomMacroList.First();
 384   while (node)
 385   {
 386     CustomMacro *macro = (CustomMacro *)node->Data();
 387     delete macro;
 388     delete node;
 389     node = CustomMacroList.First();
 390   }
 391   MacroDefs.BeginFind();
 392   node = MacroDefs.Next();
 393   while (node)
 394   {
 395     TexMacroDef* def = (TexMacroDef*) node->Data();
 396     delete def;
 397     node = MacroDefs.Next();
 398   }
 399   MacroDefs.Clear();
 400 #ifdef __WXMSW__
 401   delete TheTex2RTFServer;
 402   wxDDECleanUp();
 403 #endif
 404   delete HelpInstance;
 405
 406   // TODO: this simulates zero-memory leaks!
 407   // Otherwise there are just too many...
 408 #ifndef __WXGTK__
 409   wxDebugContext::SetCheckpoint();
 410 #endif
 411
 412   return 0;
 413 }
 414
 415 void ShowOptions(void)
 416 {
 417     char buf[100];
 418     sprintf(buf, "Tex2RTF version %.2f", versionNo);
 419     OnInform(buf);
 420     OnInform("Usage: tex2rtf [input] [output] [switches]\n");
 421     OnInform("where valid switches are");
 422     OnInform("    -interactive");
 423     OnInform("    -bufsize <size in K>");
 424     OnInform("    -charset <pc | pca | ansi | mac> (default ansi)");
 425     OnInform("    -twice");
 426     OnInform("    -sync");
 427     OnInform("    -macros <filename>");
 428     OnInform("    -winhelp");
 429     OnInform("    -rtf");
 430     OnInform("    -html");
 431     OnInform("    -xlp\n");
 432 }
 433
 434 #ifndef NO_GUI
 435
 436 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 437     EVT_CLOSE(MyFrame::OnCloseWindow)
 438     EVT_MENU(TEX_QUIT, MyFrame::OnExit)
 439     EVT_MENU(TEX_GO, MyFrame::OnGo)
 440     EVT_MENU(TEX_SET_INPUT, MyFrame::OnSetInput)
 441     EVT_MENU(TEX_SET_OUTPUT, MyFrame::OnSetOutput)
 442     EVT_MENU(TEX_SAVE_FILE, MyFrame::OnSaveFile)
 443     EVT_MENU(TEX_VIEW_LATEX, MyFrame::OnViewLatex)
 444     EVT_MENU(TEX_VIEW_OUTPUT, MyFrame::OnViewOutput)
 445     EVT_MENU(TEX_VIEW_CUSTOM_MACROS, MyFrame::OnShowMacros)
 446     EVT_MENU(TEX_LOAD_CUSTOM_MACROS, MyFrame::OnLoadMacros)
 447     EVT_MENU(TEX_MODE_RTF, MyFrame::OnModeRTF)
 448     EVT_MENU(TEX_MODE_WINHELP, MyFrame::OnModeWinHelp)
 449     EVT_MENU(TEX_MODE_HTML, MyFrame::OnModeHTML)
 450     EVT_MENU(TEX_MODE_XLP, MyFrame::OnModeXLP)
 451     EVT_MENU(TEX_HELP, MyFrame::OnHelp)
 452     EVT_MENU(TEX_ABOUT, MyFrame::OnAbout)
 453 END_EVENT_TABLE()
 454
 455 // My frame constructor
 456 MyFrame::MyFrame(wxFrame *frame, wxWindowID id, const wxString& title, const wxPoint& pos, const wxSize& size):
 457   wxFrame(frame, id, title, pos, size)
 458 {}
 459
 460 void MyFrame::OnCloseWindow(wxCloseEvent& event)
 461 {
 462   if (!stopRunning && !OkToClose)
 463   {
 464     stopRunning = TRUE;
 465     runTwice = FALSE;
 466     return;
 467   }
 468   else if (OkToClose)
 469   {
 470     this->Destroy();
 471   }
 472 }
 473
 474 void MyFrame::OnExit(wxCommandEvent& event)
 475 {
 476     this->Destroy();
 477 }
 478
 479 void MyFrame::OnGo(wxCommandEvent& event)
 480 {
 481       menuBar->EnableTop(0, FALSE);
 482       menuBar->EnableTop(1, FALSE);
 483       menuBar->EnableTop(2, FALSE);
 484       menuBar->EnableTop(3, FALSE);
 485       textWindow->Clear();
 486       Tex2RTFYield(TRUE);
 487       Go();
 488
 489       if (runTwice)
 490       {
 491         Tex2RTFYield(TRUE);
 492         Go();
 493       }
 494       menuBar->EnableTop(0, TRUE);
 495       menuBar->EnableTop(1, TRUE);
 496       menuBar->EnableTop(2, TRUE);
 497       menuBar->EnableTop(3, TRUE);
 498 }
 499
 500 void MyFrame::OnSetInput(wxCommandEvent& event)
 501 {
 502       ChooseInputFile(TRUE);
 503 }
 504
 505 void MyFrame::OnSetOutput(wxCommandEvent& event)
 506 {
 507       ChooseOutputFile(TRUE);
 508 }
 509
 510 void MyFrame::OnSaveFile(wxCommandEvent& event)
 511 {
 512       wxString s = wxFileSelector("Save text to file", "", "", "txt", "*.txt");
 513       if (s != "")
 514       {
 515         textWindow->SaveFile(s);
 516         char buf[350];
 517         sprintf(buf, "Saved text to %s", (const char*) s);
 518         frame->SetStatusText(buf, 0);
 519       }
 520 }
 521
 522 void MyFrame::OnViewOutput(wxCommandEvent& event)
 523 {
 524       ChooseOutputFile();
 525       if (OutputFile && wxFileExists(OutputFile))
 526       {
 527         textWindow->LoadFile(OutputFile);
 528         char buf[300];
 529         wxString str(wxFileNameFromPath(OutputFile));
 530         sprintf(buf, "Tex2RTF [%s]", (const char*) str);
 531         frame->SetTitle(buf);
 532       }
 533 }
 534
 535 void MyFrame::OnViewLatex(wxCommandEvent& event)
 536 {
 537       ChooseInputFile();
 538       if (InputFile && wxFileExists(InputFile))
 539       {
 540         textWindow->LoadFile(InputFile);
 541         char buf[300];
 542         wxString str(wxFileNameFromPath(OutputFile));
 543         sprintf(buf, "Tex2RTF [%s]", (const char*) str);
 544         frame->SetTitle(buf);
 545       }
 546 }
 547
 548 void MyFrame::OnLoadMacros(wxCommandEvent& event)
 549 {
 550       textWindow->Clear();
 551       wxString s = wxFileSelector("Choose custom macro file", wxPathOnly(MacroFile), wxFileNameFromPath(MacroFile), "ini", "*.ini");
 552       if (s != "" && wxFileExists(s))
 553       {
 554         MacroFile = copystring(s);
 555         ReadCustomMacros((char*) (const char*) s);
 556         ShowCustomMacros();
 557       }
 558 }
 559
 560 void MyFrame::OnShowMacros(wxCommandEvent& event)
 561 {
 562       textWindow->Clear();
 563       Tex2RTFYield(TRUE);
 564       ShowCustomMacros();
 565 }
 566
 567 void MyFrame::OnModeRTF(wxCommandEvent& event)
 568 {
 569       convertMode = TEX_RTF;
 570       winHelp = FALSE;
 571       InputFile = NULL;
 572       OutputFile = NULL;
 573       SetStatusText("In linear RTF mode.", 1);
 574 }
 575
 576 void MyFrame::OnModeWinHelp(wxCommandEvent& event)
 577 {
 578       convertMode = TEX_RTF;
 579       winHelp = TRUE;
 580       InputFile = NULL;
 581       OutputFile = NULL;
 582       SetStatusText("In WinHelp RTF mode.", 1);
 583 }
 584
 585 void MyFrame::OnModeHTML(wxCommandEvent& event)
 586 {
 587       convertMode = TEX_HTML;
 588       winHelp = FALSE;
 589       InputFile = NULL;
 590       OutputFile = NULL;
 591       SetStatusText("In HTML mode.", 1);
 592 }
 593
 594 void MyFrame::OnModeXLP(wxCommandEvent& event)
 595 {
 596       convertMode = TEX_XLP;
 597       InputFile = NULL;
 598       OutputFile = NULL;
 599       SetStatusText("In XLP mode.", 1);
 600 }
 601
 602 void MyFrame::OnHelp(wxCommandEvent& event)
 603 {
 604       HelpInstance->LoadFile();
 605       HelpInstance->DisplayContents();
 606 }
 607
 608 void MyFrame::OnAbout(wxCommandEvent& event)
 609 {
 610       char buf[300];
 611 #ifdef __WIN32__
 612       char *platform = " (32-bit)";
 613 #else
 614 #ifdef __WXMSW__
 615       char *platform = " (16-bit)";
 616 #else
 617       char *platform = "";
 618 #endif
 619 #endif
 620       sprintf(buf, "Tex2RTF Version %.2f%s\nLaTeX to RTF, WinHelp, HTML and wxHelp Conversion\n\n(c) Julian Smart 1999", versionNo, platform);
 621       wxMessageBox(buf, "About Tex2RTF");
 622 }
 623
 624 void ChooseInputFile(bool force)
 625 {
 626   if (force || !InputFile)
 627   {
 628     wxString s = wxFileSelector("Choose LaTeX input file", wxPathOnly(InputFile), wxFileNameFromPath(InputFile), "tex", "*.tex");
 629     if (s != "")
 630     {
 631       // Different file, so clear index entries.
 632       ClearKeyWordTable();
 633       ResetContentsLevels(0);
 634       passNumber = 1;
 635       char buf[300];
 636       InputFile = copystring(s);
 637       wxString str = wxFileNameFromPath(InputFile);
 638       sprintf(buf, "Tex2RTF [%s]", (const char*) str);
 639       frame->SetTitle(buf);
 640       OutputFile = NULL;
 641     }
 642   }
 643 }
 644
 645 void ChooseOutputFile(bool force)
 646 {
 647   char extensionBuf[10];
 648   char wildBuf[10];
 649   strcpy(wildBuf, "*.");
 650   wxString path;
 651   if (OutputFile)
 652     path = wxPathOnly(OutputFile);
 653   else if (InputFile)
 654     path = wxPathOnly(InputFile);
 655
 656   switch (convertMode)
 657   {
 658     case TEX_RTF:
 659     {
 660       strcpy(extensionBuf, "rtf");
 661       strcat(wildBuf, "rtf");
 662       break;
 663     }
 664     case TEX_XLP:
 665     {
 666       strcpy(extensionBuf, "xlp");
 667       strcat(wildBuf, "xlp");
 668       break;
 669     }
 670     case TEX_HTML:
 671     {
 672 #if defined(__WXMSW__) && defined(__WIN16__)
 673       strcpy(extensionBuf, "htm");
 674       strcat(wildBuf, "htm");
 675 #else
 676       strcpy(extensionBuf, "html");
 677       strcat(wildBuf, "html");
 678 #endif
 679       break;
 680     }
 681   }
 682   if (force || !OutputFile)
 683   {
 684     wxString s = wxFileSelector("Choose output file", path, wxFileNameFromPath(OutputFile),
 685                    extensionBuf, wildBuf);
 686     if (s != "")
 687       OutputFile = copystring(s);
 688   }
 689 }
 690 #endif
 691
 692 bool Go(void)
 693 {
 694 #ifndef NO_GUI
 695   ChooseInputFile();
 696   ChooseOutputFile();
 697 #endif
 698
 699   if (!InputFile || !OutputFile)
 700     return FALSE;
 701
 702 #ifndef NO_GUI
 703   if (isInteractive)
 704   {
 705     char buf[300];
 706     wxString str = wxFileNameFromPath(InputFile);
 707
 708     sprintf(buf, "Tex2RTF [%s]", (const char*) str);
 709     frame->SetTitle(buf);
 710   }
 711
 712   wxStartTimer();
 713 #endif
 714
 715   // Find extension-less filename
 716   strcpy(FileRoot, OutputFile);
 717   StripExtension(FileRoot);
 718
 719   if (truncateFilenames && convertMode == TEX_HTML)
 720   {
 721     // Truncate to five characters. This ensures that
 722     // we can generate DOS filenames such as thing999. But 1000 files
 723     // may not be enough, of course...
 724     char* sName = wxFileNameFromPath( FileRoot);  // this Julian's method is non-destructive reference
 725
 726     if(sName)
 727       if(strlen( sName) > 5)
 728         sName[5] = '\0';  // that should do!
 729   }
 730
 731   sprintf(ContentsName, "%s.con", FileRoot);
 732   sprintf(TmpContentsName, "%s.cn1", FileRoot);
 733   sprintf(TmpFrameContentsName, "%s.frc", FileRoot);
 734   sprintf(WinHelpContentsFileName, "%s.cnt", FileRoot);
 735   sprintf(RefName, "%s.ref", FileRoot);
 736
 737   TexPathList.EnsureFileAccessible(InputFile);
 738   if (!bulletFile)
 739   {
 740     wxString s = TexPathList.FindValidPath("bullet.bmp");
 741     if (s != "")
 742     {
 743       wxString str = wxFileNameFromPath(s);
 744       bulletFile = copystring(str);
 745     }
 746   }
 747
 748   if (wxFileExists(RefName))
 749     ReadTexReferences(RefName);
 750
 751   bool success = FALSE;
 752
 753   if (InputFile && OutputFile)
 754   {
 755     if (!FileExists(InputFile))
 756     {
 757       OnError("Cannot open input file!");
 758       TexCleanUp();
 759       return FALSE;
 760     }
 761 #ifndef NO_GUI
 762     if (isInteractive)
 763     {
 764       char buf[50];
 765       sprintf(buf, "Working, pass %d...", passNumber);
 766       frame->SetStatusText(buf);
 767     }
 768 #endif
 769     OkToClose = FALSE;
 770     OnInform("Reading LaTeX file...");
 771     TexLoadFile(InputFile);
 772
 773     switch (convertMode)
 774     {
 775       case TEX_RTF:
 776       {
 777         success = RTFGo();
 778         break;
 779       }
 780       case TEX_XLP:
 781       {
 782         success = XLPGo();
 783         break;
 784       }
 785       case TEX_HTML:
 786       {
 787         success = HTMLGo();
 788         break;
 789       }
 790     }
 791   }
 792   if (stopRunning)
 793   {
 794     OnInform("*** Aborted by user.");
 795     success = FALSE;
 796     stopRunning = FALSE;
 797   }
 798
 799   if (success)
 800   {
 801     WriteTexReferences(RefName);
 802     TexCleanUp();
 803     startedSections = FALSE;
 804
 805     char buf[100];
 806 #ifndef NO_GUI
 807     long tim = wxGetElapsedTime();
 808     sprintf(buf, "Finished in %ld seconds.", (long)(tim/1000.0));
 809     OnInform(buf);
 810     if (isInteractive)
 811     {
 812       sprintf(buf, "Done, %d %s.", passNumber, (passNumber > 1) ? "passes" : "pass");
 813       frame->SetStatusText(buf);
 814     }
 815 #else
 816     sprintf(buf, "Done, %d %s.", passNumber, (passNumber > 1) ? "passes" : "pass");
 817     OnInform(buf);
 818 #endif
 819     passNumber ++;
 820     OkToClose = TRUE;
 821     return TRUE;
 822   }
 823
 824   TexCleanUp();
 825   startedSections = FALSE;
 826
 827   OnInform("Sorry, unsuccessful.");
 828   OkToClose = TRUE;
 829   return FALSE;
 830 }
 831
 832 void OnError(char *msg)
 833 {
 834 #ifdef NO_GUI
 835   cerr << "Error: " << msg << "\n";
 836   cerr.flush();
 837 #else
 838   if (isInteractive)
 839     (*frame->textWindow) << "Error: " << msg << "\n";
 840   else
 841 #ifdef __UNIX__
 842   {
 843     cerr << "Error: " << msg << "\n";
 844     cerr.flush();
 845   }
 846 #endif
 847 #ifdef __WXMSW__
 848     wxError(msg);
 849 #endif
 850   Tex2RTFYield(TRUE);
 851 #endif // NO_GUI
 852 }
 853
 854 void OnInform(char *msg)
 855 {
 856 #ifdef NO_GUI
 857   cout << msg << "\n";
 858   cout.flush();
 859 #else
 860   if (isInteractive)
 861     (*frame->textWindow) << msg << "\n";
 862   else
 863 #ifdef __WXMSW__
 864   {
 865     cout << msg << "\n";
 866     cout.flush();
 867   }
 868 #endif
 869 #ifdef __WXMSW__
 870     {}
 871 #endif
 872   if (isInteractive)
 873   {
 874     Tex2RTFYield(TRUE);
 875   }
 876 #endif // NO_GUI
 877 }
 878
 879 void OnMacro(int macroId, int no_args, bool start)
 880 {
 881   switch (convertMode)
 882   {
 883     case TEX_RTF:
 884     {
 885       RTFOnMacro(macroId, no_args, start);
 886       break;
 887     }
 888     case TEX_XLP:
 889     {
 890       XLPOnMacro(macroId, no_args, start);
 891       break;
 892     }
 893     case TEX_HTML:
 894     {
 895       HTMLOnMacro(macroId, no_args, start);
 896       break;
 897     }
 898   }
 899 }
 900
 901 bool OnArgument(int macroId, int arg_no, bool start)
 902 {
 903   switch (convertMode)
 904   {
 905     case TEX_RTF:
 906     {
 907       return RTFOnArgument(macroId, arg_no, start);
 908       break;
 909     }
 910     case TEX_XLP:
 911     {
 912       return XLPOnArgument(macroId, arg_no, start);
 913       break;
 914     }
 915     case TEX_HTML:
 916     {
 917       return HTMLOnArgument(macroId, arg_no, start);
 918       break;
 919     }
 920   }
 921   return TRUE;
 922 }
 923
 924 /*
 925  * DDE Stuff
 926  */
 927 #if defined(__WXMSW__) && !defined(NO_GUI)
 928
 929 /*
 930  * Server
 931  */
 932
 933 wxConnectionBase *Tex2RTFServer::OnAcceptConnection(const wxString& topic)
 934 {
 935   if (topic == "TEX2RTF")
 936   {
 937     if (!ipc_buffer)
 938       ipc_buffer = new char[1000];
 939
 940     return new Tex2RTFConnection(ipc_buffer, 4000);
 941   }
 942   else
 943     return NULL;
 944 }
 945
 946  /*
 947   * Connection
 948   */
 949
 950 Tex2RTFConnection::Tex2RTFConnection(char *buf, int size):wxDDEConnection(buf, size)
 951 {
 952 }
 953
 954 Tex2RTFConnection::~Tex2RTFConnection(void)
 955 {
 956 }
 957
 958 bool SplitCommand(char *data, char *firstArg, char *secondArg)
 959 {
 960   firstArg[0] = 0;
 961   secondArg[0] = 0;
 962   int i = 0;
 963   int len = strlen(data);
 964   bool stop = FALSE;
 965   // Find first argument (command name)
 966   while (!stop)
 967   {
 968     if (data[i] == ' ' || data[i] == 0)
 969       stop = TRUE;
 970     else
 971     {
 972       firstArg[i] = data[i];
 973       i ++;
 974     }
 975   }
 976   firstArg[i] = 0;
 977   if (data[i] == ' ')
 978   {
 979     // Find second argument
 980     i ++;
 981     int j = 0;
 982     while (data[i] != 0)
 983     {
 984       secondArg[j] = data[i];
 985       i ++;
 986       j ++;
 987     }
 988     secondArg[j] = 0;
 989   }
 990   return TRUE;
 991 }
 992
 993 bool Tex2RTFConnection::OnExecute(const wxString& topic, char *data, int size, int format)
 994 {
 995   strcpy(Tex2RTFLastStatus, "OK");
 996
 997   char firstArg[50];
 998   char secondArg[300];
 999   if (SplitCommand(data, firstArg, secondArg))
1000   {
1001     bool hasArg = (strlen(secondArg) > 0);
1002     if (strcmp(firstArg, "INPUT") == 0 && hasArg)
1003     {
1004       if (InputFile) delete[] InputFile;
1005       InputFile = copystring(secondArg);
1006       if (frame)
1007       {
1008         char buf[100];
1009         wxString str = wxFileNameFromPath(InputFile);
1010         sprintf(buf, "Tex2RTF [%s]", (const char*) str);
1011         frame->SetTitle(buf);
1012       }
1013     }
1014     else if (strcmp(firstArg, "OUTPUT") == 0 && hasArg)
1015     {
1016       if (OutputFile) delete[] OutputFile;
1017       OutputFile = copystring(secondArg);
1018     }
1019     else if (strcmp(firstArg, "GO") == 0)
1020     {
1021       strcpy(Tex2RTFLastStatus, "WORKING");
1022       if (!Go())
1023         strcpy(Tex2RTFLastStatus, "CONVERSION ERROR");
1024       else
1025         strcpy(Tex2RTFLastStatus, "OK");
1026     }
1027     else if (strcmp(firstArg, "EXIT") == 0)
1028     {
1029       if (frame) frame->Close();
1030     }
1031     else if (strcmp(firstArg, "MINIMIZE") == 0 || strcmp(firstArg, "ICONIZE") == 0)
1032     {
1033       if (frame)
1034         frame->Iconize(TRUE);
1035     }
1036     else if (strcmp(firstArg, "SHOW") == 0 || strcmp(firstArg, "RESTORE") == 0)
1037     {
1038       if (frame)
1039       {
1040         frame->Iconize(FALSE);
1041         frame->Show(TRUE);
1042       }
1043     }
1044     else
1045     {
1046       // Try for a setting
1047       strcpy(Tex2RTFLastStatus, RegisterSetting(firstArg, secondArg, FALSE));
1048 #ifndef NO_GUI
1049       if (frame && strcmp(firstArg, "conversionMode") == 0)
1050       {
1051         char buf[100];
1052         strcpy(buf, "In ");
1053
1054         if (winHelp && (convertMode == TEX_RTF))
1055           strcat(buf, "WinHelp RTF");
1056         else if (!winHelp && (convertMode == TEX_RTF))
1057           strcat(buf, "linear RTF");
1058         else if (convertMode == TEX_HTML) strcat(buf, "HTML");
1059         else if (convertMode == TEX_XLP) strcat(buf, "XLP");
1060           strcat(buf, " mode.");
1061         frame->SetStatusText(buf, 1);
1062       }
1063 #endif
1064     }
1065   }
1066   return TRUE;
1067 }
1068
1069 char *Tex2RTFConnection::OnRequest(const wxString& topic, const wxString& item, int *size, int format)
1070 {
1071   return Tex2RTFLastStatus;
1072 }
1073
1074 #endif
1075