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 #endif
 403   delete HelpInstance;
 404
 405   // TODO: this simulates zero-memory leaks!
 406   // Otherwise there are just too many...
 407   wxDebugContext::SetCheckpoint();
 408
 409   return 0;
 410 }
 411
 412 void ShowOptions(void)
 413 {
 414     char buf[100];
 415     sprintf(buf, "Tex2RTF version %.2f", versionNo);
 416     OnInform(buf);
 417     OnInform("Usage: tex2rtf [input] [output] [switches]\n");
 418     OnInform("where valid switches are");
 419     OnInform("    -interactive");
 420     OnInform("    -bufsize <size in K>");
 421     OnInform("    -charset <pc | pca | ansi | mac> (default ansi)");
 422     OnInform("    -twice");
 423     OnInform("    -sync");
 424     OnInform("    -macros <filename>");
 425     OnInform("    -winhelp");
 426     OnInform("    -rtf");
 427     OnInform("    -html");
 428     OnInform("    -xlp\n");
 429 }
 430
 431 #ifndef NO_GUI
 432
 433 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 434     EVT_CLOSE(MyFrame::OnCloseWindow)
 435     EVT_MENU(TEX_QUIT, MyFrame::OnExit)
 436     EVT_MENU(TEX_GO, MyFrame::OnGo)
 437     EVT_MENU(TEX_SET_INPUT, MyFrame::OnSetInput)
 438     EVT_MENU(TEX_SET_OUTPUT, MyFrame::OnSetOutput)
 439     EVT_MENU(TEX_SAVE_FILE, MyFrame::OnSaveFile)
 440     EVT_MENU(TEX_VIEW_LATEX, MyFrame::OnViewLatex)
 441     EVT_MENU(TEX_VIEW_OUTPUT, MyFrame::OnViewOutput)
 442     EVT_MENU(TEX_VIEW_CUSTOM_MACROS, MyFrame::OnShowMacros)
 443     EVT_MENU(TEX_LOAD_CUSTOM_MACROS, MyFrame::OnLoadMacros)
 444     EVT_MENU(TEX_MODE_RTF, MyFrame::OnModeRTF)
 445     EVT_MENU(TEX_MODE_WINHELP, MyFrame::OnModeWinHelp)
 446     EVT_MENU(TEX_MODE_HTML, MyFrame::OnModeHTML)
 447     EVT_MENU(TEX_MODE_XLP, MyFrame::OnModeXLP)
 448     EVT_MENU(TEX_HELP, MyFrame::OnHelp)
 449     EVT_MENU(TEX_ABOUT, MyFrame::OnAbout)
 450 END_EVENT_TABLE()
 451
 452 // My frame constructor
 453 MyFrame::MyFrame(wxFrame *frame, wxWindowID id, const wxString& title, const wxPoint& pos, const wxSize& size):
 454   wxFrame(frame, id, title, pos, size)
 455 {}
 456
 457 void MyFrame::OnCloseWindow(wxCloseEvent& event)
 458 {
 459   if (!stopRunning && !OkToClose)
 460   {
 461     stopRunning = TRUE;
 462     runTwice = FALSE;
 463     return;
 464   }
 465   else if (OkToClose)
 466   {
 467 #ifdef __WXMSW__
 468     delete TheTex2RTFServer;
 469     wxDDECleanUp();
 470 #endif
 471     this->Destroy();
 472   }
 473 }
 474
 475 void MyFrame::OnExit(wxCommandEvent& event)
 476 {
 477     this->Destroy();
 478 }
 479
 480 void MyFrame::OnGo(wxCommandEvent& event)
 481 {
 482       menuBar->EnableTop(0, FALSE);
 483       menuBar->EnableTop(1, FALSE);
 484       menuBar->EnableTop(2, FALSE);
 485       menuBar->EnableTop(3, FALSE);
 486       textWindow->Clear();
 487       Tex2RTFYield(TRUE);
 488       Go();
 489
 490       if (runTwice)
 491       {
 492         Tex2RTFYield(TRUE);
 493         Go();
 494       }
 495       menuBar->EnableTop(0, TRUE);
 496       menuBar->EnableTop(1, TRUE);
 497       menuBar->EnableTop(2, TRUE);
 498       menuBar->EnableTop(3, TRUE);
 499 }
 500
 501 void MyFrame::OnSetInput(wxCommandEvent& event)
 502 {
 503       ChooseInputFile(TRUE);
 504 }
 505
 506 void MyFrame::OnSetOutput(wxCommandEvent& event)
 507 {
 508       ChooseOutputFile(TRUE);
 509 }
 510
 511 void MyFrame::OnSaveFile(wxCommandEvent& event)
 512 {
 513       wxString s = wxFileSelector("Save text to file", "", "", "txt", "*.txt");
 514       if (s != "")
 515       {
 516         textWindow->SaveFile(s);
 517         char buf[350];
 518         sprintf(buf, "Saved text to %s", (const char*) s);
 519         frame->SetStatusText(buf, 0);
 520       }
 521 }
 522
 523 void MyFrame::OnViewOutput(wxCommandEvent& event)
 524 {
 525       ChooseOutputFile();
 526       if (OutputFile && wxFileExists(OutputFile))
 527       {
 528         textWindow->LoadFile(OutputFile);
 529         char buf[300];
 530         wxString str(wxFileNameFromPath(OutputFile));
 531         sprintf(buf, "Tex2RTF [%s]", (const char*) str);
 532         frame->SetTitle(buf);
 533       }
 534 }
 535
 536 void MyFrame::OnViewLatex(wxCommandEvent& event)
 537 {
 538       ChooseInputFile();
 539       if (InputFile && wxFileExists(InputFile))
 540       {
 541         textWindow->LoadFile(InputFile);
 542         char buf[300];
 543         wxString str(wxFileNameFromPath(OutputFile));
 544         sprintf(buf, "Tex2RTF [%s]", (const char*) str);
 545         frame->SetTitle(buf);
 546       }
 547 }
 548
 549 void MyFrame::OnLoadMacros(wxCommandEvent& event)
 550 {
 551       textWindow->Clear();
 552       wxString s = wxFileSelector("Choose custom macro file", wxPathOnly(MacroFile), wxFileNameFromPath(MacroFile), "ini", "*.ini");
 553       if (s != "" && wxFileExists(s))
 554       {
 555         MacroFile = copystring(s);
 556         ReadCustomMacros((char*) (const char*) s);
 557         ShowCustomMacros();
 558       }
 559 }
 560
 561 void MyFrame::OnShowMacros(wxCommandEvent& event)
 562 {
 563       textWindow->Clear();
 564       Tex2RTFYield(TRUE);
 565       ShowCustomMacros();
 566 }
 567
 568 void MyFrame::OnModeRTF(wxCommandEvent& event)
 569 {
 570       convertMode = TEX_RTF;
 571       winHelp = FALSE;
 572       InputFile = NULL;
 573       OutputFile = NULL;
 574       SetStatusText("In linear RTF mode.", 1);
 575 }
 576
 577 void MyFrame::OnModeWinHelp(wxCommandEvent& event)
 578 {
 579       convertMode = TEX_RTF;
 580       winHelp = TRUE;
 581       InputFile = NULL;
 582       OutputFile = NULL;
 583       SetStatusText("In WinHelp RTF mode.", 1);
 584 }
 585
 586 void MyFrame::OnModeHTML(wxCommandEvent& event)
 587 {
 588       convertMode = TEX_HTML;
 589       winHelp = FALSE;
 590       InputFile = NULL;
 591       OutputFile = NULL;
 592       SetStatusText("In HTML mode.", 1);
 593 }
 594
 595 void MyFrame::OnModeXLP(wxCommandEvent& event)
 596 {
 597       convertMode = TEX_XLP;
 598       InputFile = NULL;
 599       OutputFile = NULL;
 600       SetStatusText("In XLP mode.", 1);
 601 }
 602
 603 void MyFrame::OnHelp(wxCommandEvent& event)
 604 {
 605       HelpInstance->LoadFile();
 606       HelpInstance->DisplayContents();
 607 }
 608
 609 void MyFrame::OnAbout(wxCommandEvent& event)
 610 {
 611       char buf[300];
 612 #ifdef __WIN32__
 613       char *platform = " (32-bit)";
 614 #else
 615 #ifdef __WXMSW__
 616       char *platform = " (16-bit)";
 617 #else
 618       char *platform = "";
 619 #endif
 620 #endif
 621       sprintf(buf, "Tex2RTF Version %.2f%s\nLaTeX to RTF, WinHelp, HTML and wxHelp Conversion\n\n(c) Julian Smart 1999", versionNo, platform);
 622       wxMessageBox(buf, "About Tex2RTF");
 623 }
 624
 625 void ChooseInputFile(bool force)
 626 {
 627   if (force || !InputFile)
 628   {
 629     wxString s = wxFileSelector("Choose LaTeX input file", wxPathOnly(InputFile), wxFileNameFromPath(InputFile), "tex", "*.tex");
 630     if (s != "")
 631     {
 632       // Different file, so clear index entries.
 633       ClearKeyWordTable();
 634       ResetContentsLevels(0);
 635       passNumber = 1;
 636       char buf[300];
 637       InputFile = copystring(s);
 638       wxString str = wxFileNameFromPath(InputFile);
 639       sprintf(buf, "Tex2RTF [%s]", (const char*) str);
 640       frame->SetTitle(buf);
 641       OutputFile = NULL;
 642     }
 643   }
 644 }
 645
 646 void ChooseOutputFile(bool force)
 647 {
 648   char extensionBuf[10];
 649   char wildBuf[10];
 650   strcpy(wildBuf, "*.");
 651   char *path = NULL;
 652   if (OutputFile)
 653     path = wxPathOnly(OutputFile);
 654   else if (InputFile)
 655     path = wxPathOnly(InputFile);
 656
 657   switch (convertMode)
 658   {
 659     case TEX_RTF:
 660     {
 661       strcpy(extensionBuf, "rtf");
 662       strcat(wildBuf, "rtf");
 663       break;
 664     }
 665     case TEX_XLP:
 666     {
 667       strcpy(extensionBuf, "xlp");
 668       strcat(wildBuf, "xlp");
 669       break;
 670     }
 671     case TEX_HTML:
 672     {
 673 #if defined(__WXMSW__) && defined(__WIN16__)
 674       strcpy(extensionBuf, "htm");
 675       strcat(wildBuf, "htm");
 676 #else
 677       strcpy(extensionBuf, "html");
 678       strcat(wildBuf, "html");
 679 #endif
 680       break;
 681     }
 682   }
 683   if (force || !OutputFile)
 684   {
 685     wxString s = wxFileSelector("Choose output file", path, wxFileNameFromPath(OutputFile),
 686                    extensionBuf, wildBuf);
 687     if (s != "")
 688       OutputFile = copystring(s);
 689   }
 690 }
 691 #endif
 692
 693 bool Go(void)
 694 {
 695 #ifndef NO_GUI
 696   ChooseInputFile();
 697   ChooseOutputFile();
 698 #endif
 699
 700   if (!InputFile || !OutputFile)
 701     return FALSE;
 702
 703 #ifndef NO_GUI
 704   if (isInteractive)
 705   {
 706     char buf[300];
 707     wxString str = wxFileNameFromPath(InputFile);
 708
 709     sprintf(buf, "Tex2RTF [%s]", (const char*) str);
 710     frame->SetTitle(buf);
 711   }
 712
 713   wxStartTimer();
 714 #endif
 715
 716   // Find extension-less filename
 717   strcpy(FileRoot, OutputFile);
 718   StripExtension(FileRoot);
 719
 720   if (truncateFilenames && convertMode == TEX_HTML)
 721   {
 722     // Truncate to five characters. This ensures that
 723     // we can generate DOS filenames such as thing999. But 1000 files
 724     // may not be enough, of course...
 725     char* sName = wxFileNameFromPath( FileRoot);  // this Julian's method is non-destructive reference
 726
 727     if(sName)
 728       if(strlen( sName) > 5)
 729         sName[5] = '\0';  // that should do!
 730   }
 731
 732   sprintf(ContentsName, "%s.con", FileRoot);
 733   sprintf(TmpContentsName, "%s.cn1", FileRoot);
 734   sprintf(TmpFrameContentsName, "%s.frc", FileRoot);
 735   sprintf(WinHelpContentsFileName, "%s.cnt", FileRoot);
 736   sprintf(RefName, "%s.ref", FileRoot);
 737
 738   TexPathList.EnsureFileAccessible(InputFile);
 739   if (!bulletFile)
 740   {
 741     wxString s = TexPathList.FindValidPath("bullet.bmp");
 742     if (s != "")
 743     {
 744       wxString str = wxFileNameFromPath(s);
 745       bulletFile = copystring(str);
 746     }
 747   }
 748
 749   if (wxFileExists(RefName))
 750     ReadTexReferences(RefName);
 751
 752   bool success = FALSE;
 753
 754   if (InputFile && OutputFile)
 755   {
 756     if (!FileExists(InputFile))
 757     {
 758       OnError("Cannot open input file!");
 759       TexCleanUp();
 760       return FALSE;
 761     }
 762 #ifndef NO_GUI
 763     if (isInteractive)
 764     {
 765       char buf[50];
 766       sprintf(buf, "Working, pass %d...", passNumber);
 767       frame->SetStatusText(buf);
 768     }
 769 #endif
 770     OkToClose = FALSE;
 771     OnInform("Reading LaTeX file...");
 772     TexLoadFile(InputFile);
 773
 774     switch (convertMode)
 775     {
 776       case TEX_RTF:
 777       {
 778         success = RTFGo();
 779         break;
 780       }
 781       case TEX_XLP:
 782       {
 783         success = XLPGo();
 784         break;
 785       }
 786       case TEX_HTML:
 787       {
 788         success = HTMLGo();
 789         break;
 790       }
 791     }
 792   }
 793   if (stopRunning)
 794   {
 795     OnInform("*** Aborted by user.");
 796     success = FALSE;
 797     stopRunning = FALSE;
 798   }
 799
 800   if (success)
 801   {
 802     WriteTexReferences(RefName);
 803     TexCleanUp();
 804     startedSections = FALSE;
 805
 806     char buf[100];
 807 #ifndef NO_GUI
 808     long tim = wxGetElapsedTime();
 809     sprintf(buf, "Finished in %ld seconds.", (long)(tim/1000.0));
 810     OnInform(buf);
 811     if (isInteractive)
 812     {
 813       sprintf(buf, "Done, %d %s.", passNumber, (passNumber > 1) ? "passes" : "pass");
 814       frame->SetStatusText(buf);
 815     }
 816 #else
 817     sprintf(buf, "Done, %d %s.", passNumber, (passNumber > 1) ? "passes" : "pass");
 818     OnInform(buf);
 819 #endif
 820     passNumber ++;
 821     OkToClose = TRUE;
 822     return TRUE;
 823   }
 824
 825   TexCleanUp();
 826   startedSections = FALSE;
 827
 828   OnInform("Sorry, unsuccessful.");
 829   OkToClose = TRUE;
 830   return FALSE;
 831 }
 832
 833 void OnError(char *msg)
 834 {
 835 #ifdef NO_GUI
 836   cerr << "Error: " << msg << "\n";
 837   cerr.flush();
 838 #else
 839   if (isInteractive)
 840     (*frame->textWindow) << "Error: " << msg << "\n";
 841   else
 842 #ifdef __UNIX__
 843   {
 844     cerr << "Error: " << msg << "\n";
 845     cerr.flush();
 846   }
 847 #endif
 848 #ifdef __WXMSW__
 849     wxError(msg);
 850 #endif
 851   Tex2RTFYield(TRUE);
 852 #endif // NO_GUI
 853 }
 854
 855 void OnInform(char *msg)
 856 {
 857 #ifdef NO_GUI
 858   cout << msg << "\n";
 859   cout.flush();
 860 #else
 861   if (isInteractive)
 862     (*frame->textWindow) << msg << "\n";
 863   else
 864 #ifdef __WXMSW__
 865   {
 866     cout << msg << "\n";
 867     cout.flush();
 868   }
 869 #endif
 870 #ifdef __WXMSW__
 871     {}
 872 #endif
 873   if (isInteractive)
 874   {
 875     Tex2RTFYield(TRUE);
 876   }
 877 #endif // NO_GUI
 878 }
 879
 880 void OnMacro(int macroId, int no_args, bool start)
 881 {
 882   switch (convertMode)
 883   {
 884     case TEX_RTF:
 885     {
 886       RTFOnMacro(macroId, no_args, start);
 887       break;
 888     }
 889     case TEX_XLP:
 890     {
 891       XLPOnMacro(macroId, no_args, start);
 892       break;
 893     }
 894     case TEX_HTML:
 895     {
 896       HTMLOnMacro(macroId, no_args, start);
 897       break;
 898     }
 899   }
 900 }
 901
 902 bool OnArgument(int macroId, int arg_no, bool start)
 903 {
 904   switch (convertMode)
 905   {
 906     case TEX_RTF:
 907     {
 908       return RTFOnArgument(macroId, arg_no, start);
 909       break;
 910     }
 911     case TEX_XLP:
 912     {
 913       return XLPOnArgument(macroId, arg_no, start);
 914       break;
 915     }
 916     case TEX_HTML:
 917     {
 918       return HTMLOnArgument(macroId, arg_no, start);
 919       break;
 920     }
 921   }
 922   return TRUE;
 923 }
 924
 925 /*
 926  * DDE Stuff
 927  */
 928 #if defined(__WXMSW__) && !defined(NO_GUI)
 929
 930 /*
 931  * Server
 932  */
 933
 934 wxConnectionBase *Tex2RTFServer::OnAcceptConnection(const wxString& topic)
 935 {
 936   if (topic == "TEX2RTF")
 937   {
 938     if (!ipc_buffer)
 939       ipc_buffer = new char[1000];
 940
 941     return new Tex2RTFConnection(ipc_buffer, 4000);
 942   }
 943   else
 944     return NULL;
 945 }
 946
 947  /*
 948   * Connection
 949   */
 950
 951 Tex2RTFConnection::Tex2RTFConnection(char *buf, int size):wxDDEConnection(buf, size)
 952 {
 953 }
 954
 955 Tex2RTFConnection::~Tex2RTFConnection(void)
 956 {
 957 }
 958
 959 bool SplitCommand(char *data, char *firstArg, char *secondArg)
 960 {
 961   firstArg[0] = 0;
 962   secondArg[0] = 0;
 963   int i = 0;
 964   int len = strlen(data);
 965   bool stop = FALSE;
 966   // Find first argument (command name)
 967   while (!stop)
 968   {
 969     if (data[i] == ' ' || data[i] == 0)
 970       stop = TRUE;
 971     else
 972     {
 973       firstArg[i] = data[i];
 974       i ++;
 975     }
 976   }
 977   firstArg[i] = 0;
 978   if (data[i] == ' ')
 979   {
 980     // Find second argument
 981     i ++;
 982     int j = 0;
 983     while (data[i] != 0)
 984     {
 985       secondArg[j] = data[i];
 986       i ++;
 987       j ++;
 988     }
 989     secondArg[j] = 0;
 990   }
 991   return TRUE;
 992 }
 993
 994 bool Tex2RTFConnection::OnExecute(const wxString& topic, char *data, int size, int format)
 995 {
 996   strcpy(Tex2RTFLastStatus, "OK");
 997
 998   char firstArg[50];
 999   char secondArg[300];
1000   if (SplitCommand(data, firstArg, secondArg))
1001   {
1002     bool hasArg = (strlen(secondArg) > 0);
1003     if (strcmp(firstArg, "INPUT") == 0 && hasArg)
1004     {
1005       if (InputFile) delete[] InputFile;
1006       InputFile = copystring(secondArg);
1007       if (frame)
1008       {
1009         char buf[100];
1010         wxString str = wxFileNameFromPath(InputFile);
1011         sprintf(buf, "Tex2RTF [%s]", (const char*) str);
1012         frame->SetTitle(buf);
1013       }
1014     }
1015     else if (strcmp(firstArg, "OUTPUT") == 0 && hasArg)
1016     {
1017       if (OutputFile) delete[] OutputFile;
1018       OutputFile = copystring(secondArg);
1019     }
1020     else if (strcmp(firstArg, "GO") == 0)
1021     {
1022       strcpy(Tex2RTFLastStatus, "WORKING");
1023       if (!Go())
1024         strcpy(Tex2RTFLastStatus, "CONVERSION ERROR");
1025       else
1026         strcpy(Tex2RTFLastStatus, "OK");
1027     }
1028     else if (strcmp(firstArg, "EXIT") == 0)
1029     {
1030       if (frame && frame->OnClose())
1031         delete frame;
1032     }
1033     else if (strcmp(firstArg, "MINIMIZE") == 0 || strcmp(firstArg, "ICONIZE") == 0)
1034     {
1035       if (frame)
1036         frame->Iconize(TRUE);
1037     }
1038     else if (strcmp(firstArg, "SHOW") == 0 || strcmp(firstArg, "RESTORE") == 0)
1039     {
1040       if (frame)
1041       {
1042         frame->Iconize(FALSE);
1043         frame->Show(TRUE);
1044       }
1045     }
1046     else
1047     {
1048       // Try for a setting
1049       strcpy(Tex2RTFLastStatus, RegisterSetting(firstArg, secondArg, FALSE));
1050 #ifndef NO_GUI
1051       if (frame && strcmp(firstArg, "conversionMode") == 0)
1052       {
1053         char buf[100];
1054         strcpy(buf, "In ");
1055
1056         if (winHelp && (convertMode == TEX_RTF))
1057           strcat(buf, "WinHelp RTF");
1058         else if (!winHelp && (convertMode == TEX_RTF))
1059           strcat(buf, "linear RTF");
1060         else if (convertMode == TEX_HTML) strcat(buf, "HTML");
1061         else if (convertMode == TEX_XLP) strcat(buf, "XLP");
1062           strcat(buf, " mode.");
1063         frame->SetStatusText(buf, 1);
1064       }
1065 #endif
1066     }
1067   }
1068   return TRUE;
1069 }
1070
1071 char *Tex2RTFConnection::OnRequest(const wxString& topic, const wxString& item, int *size, int format)
1072 {
1073   return Tex2RTFLastStatus;
1074 }
1075
1076 #endif
1077