src/filedlg.C

   1 // -*- C++ -*-
   2 /* This file is part of
   3  * ======================================================
   4  *
   5  *           LyX, The Document Processor
   6  *
   7  *           Copyright 1995 Matthias Ettrich
   8  *           Copyright 1995-1999 The LyX Team.
   9  *
  10  * ====================================================== */
  11
  12 #include <config.h>
  13
  14 #include <unistd.h>
  15 #include <cstdio>
  16 #include <cstdlib>
  17 #include <pwd.h>
  18 #include <grp.h>
  19 #include <cstring>
  20
  21 #include "lyx_gui_misc.h" // CancelCloseCB
  22 #include "support/FileInfo.h"
  23 #include "gettext.h"
  24
  25 #ifdef HAVE_ERRNO_H
  26 #include <cerrno>
  27 #endif
  28
  29 #if HAVE_DIRENT_H
  30 # include <dirent.h>
  31 # define NAMLEN(dirent) strlen((dirent)->d_name)
  32 #else
  33 # define dirent direct
  34 # define NAMLEN(dirent) (dirent)->d_namlen
  35 # if HAVE_SYS_NDIR_H
  36 #  include <sys/ndir.h>
  37 # endif
  38 # if HAVE_SYS_DIR_H
  39 #  include <sys/dir.h>
  40 # endif
  41 # if HAVE_NDIR_H
  42 #  include <ndir.h>
  43 # endif
  44 #endif
  45
  46 #if TIME_WITH_SYS_TIME
  47 # include <sys/time.h>
  48 # include <ctime>
  49 #else
  50 # if HAVE_SYS_TIME_H
  51 #  include <sys/time.h>
  52 # else
  53 #  include <ctime>
  54 # endif
  55 #endif
  56
  57 #ifdef BROKEN_HEADERS
  58 extern "C" int gettimeofday(struct timeval *, struct timezone *);
  59 #define remove(a) unlink(a)
  60 #endif
  61
  62 #ifdef __GNUG__
  63 #pragma implementation
  64 #endif
  65
  66 #include "support/filetools.h"
  67 #include "filedlg.h"
  68
  69 static const long SIX_MONTH_SEC = 6L * 30L * 24L * 60L * 60L; // six months, in seconds
  70 static const long ONE_HOUR_SEC = 60L * 60L;
  71
  72 // *** User cache class implementation
  73
  74 // global instance (user cache root)
  75 UserCache lyxUserCache = UserCache(string(), 0, 0);
  76
  77 // some "C" wrappers around callbacks
  78 extern "C" void C_LyXFileDlg_FileDlgCB(FL_OBJECT *, long lArgument);
  79 extern "C" void C_LyXFileDlg_DoubleClickCB(FL_OBJECT *, long);
  80 extern "C" int C_LyXFileDlg_CancelCB(FL_FORM *, void *);
  81 extern "C" int C_LyXDirEntryC_ldeCompProc(const void * r1,
  82                                           const void * r2);
  83
  84 // Add: creates a new user entry
  85 UserCache * UserCache::Add(uid_t ID)
  86 {
  87         string pszNewName;
  88         struct passwd * pEntry;
  89
  90         // gets user name
  91         if ((pEntry = getpwuid(ID)))
  92                 pszNewName = pEntry->pw_name;
  93         else {
  94                 pszNewName = tostr(ID);
  95         }
  96
  97         // adds new node
  98         return new UserCache(pszNewName, ID, pRoot);
  99 }
 100
 101
 102 UserCache::UserCache(string const & pszName, uid_t ID, UserCache * pRoot)
 103 {
 104         // links node
 105         if (pRoot) {
 106                 this->pRoot = pRoot;
 107                 pNext = pRoot->pNext;
 108                 pRoot->pNext = this;
 109         } else {
 110                 this->pRoot = this;
 111                 pNext = 0;
 112         }
 113
 114         // stores data
 115         this->pszName = pszName;
 116         this->ID = ID;
 117 }
 118
 119
 120 UserCache::~UserCache()
 121 {
 122         if (pNext) delete pNext;
 123 }
 124
 125
 126 // Find: seeks user name from user ID
 127 string UserCache::Find(uid_t ID)
 128 {
 129         if ((!pszName.empty()) && (this->ID == ID)) return pszName;
 130         if (pNext) return pNext->Find(ID);
 131
 132         return pRoot->Add(ID)->pszName;
 133 }
 134
 135
 136 // *** Group cache class implementation
 137
 138 // global instance (group cache root)
 139 GroupCache lyxGroupCache = GroupCache(string(), 0, 0);
 140
 141 // Add: creates a new group entry
 142 GroupCache * GroupCache::Add(gid_t ID)
 143 {
 144         string pszNewName;
 145         struct group * pEntry;
 146
 147         // gets user name
 148         if ((pEntry = getgrgid(ID))) pszNewName = pEntry->gr_name;
 149         else {
 150                 pszNewName = tostr(ID);
 151         }
 152
 153         // adds new node
 154         return new GroupCache(pszNewName, ID, pRoot);
 155 }
 156
 157
 158 GroupCache::GroupCache(string const & pszName, gid_t ID, GroupCache * pRoot)
 159 {
 160         // links node
 161         if (pRoot) {
 162                 this->pRoot = pRoot;
 163                 pNext = pRoot->pNext;
 164                 pRoot->pNext = this;
 165         } else {
 166                 this->pRoot = this;
 167                 pNext = 0;
 168         }
 169
 170         // stores data
 171         this->pszName = pszName;
 172         this->ID = ID;
 173 }
 174
 175
 176 GroupCache::~GroupCache()
 177 {
 178         if (pNext) delete pNext;
 179 }
 180
 181
 182 // Find: seeks group name from group ID
 183 string GroupCache::Find(gid_t ID)
 184 {
 185         if ((!pszName.empty()) && (this->ID == ID)) return pszName;
 186         if (pNext) return pNext->Find(ID);
 187
 188         return pRoot->Add(ID)->pszName;
 189 }
 190
 191 // *** LyXDirEntry internal structure implementation
 192
 193 // ldeCompProc: compares two LyXDirEntry objects content (used for qsort)
 194 int LyXDirEntry::ldeCompProc(const LyXDirEntry * r1,
 195                              const LyXDirEntry * r2)
 196 {
 197         bool r1d = suffixIs(r1->pszName, '/');
 198         bool r2d = suffixIs(r2->pszName, '/');
 199         if (r1d && !r2d) return -1;
 200         if (!r1d && r2d) return 1;
 201         return r1->pszName.compare(r2->pszName);
 202 }
 203
 204 extern "C" int C_LyXDirEntry_ldeCompProc(const void * r1,
 205                                          const void * r2)
 206 {
 207         return LyXDirEntry::ldeCompProc((const LyXDirEntry *)r1,
 208                                         (const LyXDirEntry *)r2);
 209 }
 210
 211 // *** LyXFileDlg class implementation
 212
 213 // static members
 214 FD_FileDlg * LyXFileDlg::pFileDlgForm = 0;
 215 LyXFileDlg * LyXFileDlg::pCurrentDlg = 0;
 216
 217
 218 // Reread: updates dialog list to match class directory
 219 void LyXFileDlg::Reread()
 220 {
 221         int i;
 222         DIR * pDirectory;
 223         struct dirent * pDirEntry;
 224         string File;
 225         string Buffer;
 226         string Time;
 227         char szMode[15];
 228         FileInfo fileInfo;
 229
 230         // Opens directory
 231         pDirectory = opendir(pszDirectory.c_str());
 232         if (!pDirectory) {
 233                 WriteFSAlert(_("Warning! Couldn't open directory."),
 234                              pszDirectory);
 235                 pszDirectory = GetCWD();
 236                 pDirectory = opendir(pszDirectory.c_str());
 237         }
 238
 239         // Clear the present namelist
 240         if (pCurrentNames) {
 241                 delete [] pCurrentNames;
 242                 pCurrentNames = 0;
 243         }
 244
 245         // Updates display
 246         fl_hide_object(pFileDlgForm->List);
 247         fl_clear_browser(pFileDlgForm->List);
 248         fl_set_input(pFileDlgForm->DirBox, pszDirectory.c_str());
 249
 250         // Splits complete directory name into directories and compute depth
 251         iDepth = 0;
 252         string line, Temp;
 253         File = pszDirectory;
 254         if (File != "/") {
 255                 File = split(File, Temp, '/');
 256         }
 257         while (!File.empty() || !Temp.empty()) {
 258                 string dline = "@b"+line + Temp + '/';
 259                 fl_add_browser_line(pFileDlgForm->List, dline.c_str());
 260                 File = split(File, Temp, '/');
 261                 line += ' ';
 262                 ++iDepth;
 263         }
 264
 265         // Allocate names array
 266         iNumNames = 0;
 267         rewinddir(pDirectory);
 268         while ((readdir(pDirectory))) ++iNumNames;
 269         pCurrentNames = new LyXDirEntry[iNumNames];
 270
 271         // Parses all entries of the given subdirectory
 272         iNumNames = 0;
 273         time_t curTime = time(0);
 274         rewinddir(pDirectory);
 275         while ((pDirEntry = readdir(pDirectory))) {
 276
 277                 bool isLink = false, isDir = false;
 278
 279                 // If the pattern doesn't start with a dot, skip hidden files
 280                 if (!pszMask.empty() && pszMask[0] != '.' &&
 281                     pDirEntry->d_name[0] == '.')
 282                         continue;
 283
 284                 // Gets filename
 285                 string fname = pDirEntry->d_name;
 286
 287                 // Under all circumstances, "." and ".." are not wanted
 288                 if (fname == "." || fname == "..")
 289                         continue;
 290
 291                 // gets file status
 292                 File = AddName(pszDirectory, fname);
 293
 294                 fileInfo.newFile(File, true);
 295                 fileInfo.modeString(szMode);
 296                 unsigned int nlink = fileInfo.getNumberOfLinks();
 297                 string user =   lyxUserCache.Find(fileInfo.getUid());
 298                 string group = lyxGroupCache.Find(fileInfo.getGid());
 299
 300                 time_t modtime = fileInfo.getModificationTime();
 301                 Time = ctime(&modtime);
 302
 303                 if (curTime > fileInfo.getModificationTime() + SIX_MONTH_SEC
 304                     || curTime < fileInfo.getModificationTime()
 305                     + ONE_HOUR_SEC) {
 306                         // The file is fairly old or in the future. POSIX says
 307                         // the cutoff is 6 months old. Allow a 1 hour slop
 308                         // factor for what is considered "the future", to
 309                         // allow for NFS server/client clock disagreement.
 310                         // Show the year instead of the time of day.
 311                         Time.erase(10, 9);
 312                         Time.erase(15, string::npos);
 313                 } else {
 314                         Time.erase(16, string::npos);
 315                 }
 316
 317                 Buffer = string(szMode) + ' ' +
 318                         tostr(nlink) + ' ' +
 319                         user + ' ' +
 320                         group + ' ' +
 321                         Time.substr(4, string::npos) + ' ';
 322
 323                 Buffer += pDirEntry->d_name;
 324                 Buffer += fileInfo.typeIndicator();
 325
 326                 if ((isLink = fileInfo.isLink())) {
 327                   string Link;
 328
 329                   if (LyXReadLink(File, Link)) {
 330                        Buffer += " -> ";
 331                        Buffer += Link;
 332
 333                        // This gives the FileType of the file that
 334                        // is really pointed too after resolving all
 335                        // symlinks. This is not necessarily the same
 336                        // as the type of Link (which could again be a
 337                        // link). Is that intended?
 338                        //                              JV 199902
 339                        fileInfo.newFile(File);
 340                        Buffer += fileInfo.typeIndicator();
 341                   }
 342                 }
 343
 344                 // filters files according to pattern and type
 345                 if (fileInfo.isRegular()
 346                     || fileInfo.isChar()
 347                     || fileInfo.isBlock()
 348                     || fileInfo.isFifo()) {
 349                         if (!regexMatch(fname, pszMask))
 350                                 continue;
 351                 } else if (!(isDir = fileInfo.isDir()))
 352                         continue;
 353
 354                 // Note pszLsEntry is an string!
 355                 pCurrentNames[iNumNames].pszLsEntry = Buffer;
 356
 357                 // creates used name
 358                 string temp = fname;
 359                 if (isDir) temp += '/';
 360                 pCurrentNames[iNumNames].pszName = temp;
 361
 362                 // creates displayed name
 363                 temp = pDirEntry->d_name;
 364                 if (isLink)
 365                         temp += '@';
 366                 else
 367                         temp += fileInfo.typeIndicator();
 368
 369                 pCurrentNames[iNumNames++].pszDisplayed = temp;
 370         }
 371
 372         closedir(pDirectory);
 373
 374         // Sort the names
 375         qsort(pCurrentNames, iNumNames, sizeof(LyXDirEntry),
 376               C_LyXDirEntry_ldeCompProc);
 377
 378         // Add them to directory box
 379         for (i = 0; i < iNumNames; ++i) {
 380                 string temp = line + pCurrentNames[i].pszDisplayed;
 381                 fl_add_browser_line(pFileDlgForm->List, temp.c_str());
 382         }
 383         fl_set_browser_topline(pFileDlgForm->List, iDepth);
 384         fl_show_object(pFileDlgForm->List);
 385         iLastSel = -1;
 386 }
 387
 388
 389 // SetDirectory: sets dialog current directory
 390 void LyXFileDlg::SetDirectory(string const & Path)
 391 {
 392         if (!pszDirectory.empty()) {
 393                 string TempPath = ExpandPath(Path); // Expand ~/
 394                 TempPath = MakeAbsPath(TempPath, pszDirectory);
 395                 pszDirectory = MakeAbsPath(TempPath);
 396         } else pszDirectory = MakeAbsPath(Path);
 397 }
 398
 399
 400 // SetMask: sets dialog file mask
 401 void LyXFileDlg::SetMask(string const & NewMask)
 402 {
 403         pszMask = NewMask;
 404         fl_set_input(pFileDlgForm->PatBox, pszMask.c_str());
 405 }
 406
 407
 408 // SetInfoLine: sets dialog information line
 409 void LyXFileDlg::SetInfoLine(string const & Line)
 410 {
 411         pszInfoLine = Line;
 412         fl_set_object_label(pFileDlgForm->FileInfo, pszInfoLine.c_str());
 413 }
 414
 415
 416 LyXFileDlg::LyXFileDlg()
 417 {
 418         pCurrentNames = 0;
 419         pszDirectory = MakeAbsPath(string("."));
 420         pszMask = '*';
 421
 422         // Creates form if necessary.
 423         if (!pFileDlgForm) {
 424                 pFileDlgForm = create_form_FileDlg();
 425                 // Set callbacks. This means that we don't need a patch file
 426                 fl_set_object_callback(pFileDlgForm->DirBox,
 427                                        C_LyXFileDlg_FileDlgCB, 0);
 428                 fl_set_object_callback(pFileDlgForm->PatBox,
 429                                        C_LyXFileDlg_FileDlgCB, 1);
 430                 fl_set_object_callback(pFileDlgForm->List,
 431                                        C_LyXFileDlg_FileDlgCB, 2);
 432                 fl_set_object_callback(pFileDlgForm->Filename,
 433                                        C_LyXFileDlg_FileDlgCB, 3);
 434                 fl_set_object_callback(pFileDlgForm->Rescan,
 435                                        C_LyXFileDlg_FileDlgCB, 10);
 436                 fl_set_object_callback(pFileDlgForm->Home,
 437                                        C_LyXFileDlg_FileDlgCB, 11);
 438                 fl_set_object_callback(pFileDlgForm->User1,
 439                                        C_LyXFileDlg_FileDlgCB, 12);
 440                 fl_set_object_callback(pFileDlgForm->User2,
 441                                        C_LyXFileDlg_FileDlgCB, 13);
 442
 443                 // Make sure pressing the close box doesn't crash LyX. (RvdK)
 444                 fl_set_form_atclose(pFileDlgForm->FileDlg,
 445                                     C_LyXFileDlg_CancelCB, 0);
 446                 // Register doubleclick callback
 447                 fl_set_browser_dblclick_callback(pFileDlgForm->List,
 448                                                  C_LyXFileDlg_DoubleClickCB, 0);
 449         }
 450         fl_hide_object(pFileDlgForm->User1);
 451         fl_hide_object(pFileDlgForm->User2);
 452 }
 453
 454
 455 LyXFileDlg::~LyXFileDlg()
 456 {
 457         // frees directory entries
 458         if (pCurrentNames) {
 459                 delete [] pCurrentNames;
 460         }
 461 }
 462
 463
 464 // SetButton: sets file selector user button action
 465 void LyXFileDlg::SetButton(int iIndex, string const & pszName,
 466                            string const & pszPath)
 467 {
 468         FL_OBJECT *pObject;
 469         string *pTemp;
 470
 471         if (iIndex == 0) {
 472                 pObject = pFileDlgForm->User1;
 473                 pTemp = &pszUserPath1;
 474         } else if (iIndex == 1) {
 475                 pObject = pFileDlgForm->User2;
 476                 pTemp = &pszUserPath2;
 477         } else return;
 478
 479         if (!pszName.empty() && !pszPath.empty()) {
 480                 fl_set_object_label(pObject, pszName.c_str());
 481                 fl_show_object(pObject);
 482                 *pTemp = pszPath;
 483         } else {
 484                 fl_hide_object(pObject);
 485                 (*pTemp).clear();
 486         }
 487 }
 488
 489
 490 // GetDirectory: gets last dialog directory
 491 string LyXFileDlg::GetDirectory()
 492 {
 493         if (!pszDirectory.empty())
 494                 return pszDirectory;
 495         else
 496                 return string(".");
 497 }
 498
 499
 500 // RunDialog: handle dialog during file selection
 501 bool LyXFileDlg::RunDialog()
 502 {
 503         force_cancel = false;
 504         force_ok = false;
 505
 506         // event loop
 507         while(true) {
 508
 509                 FL_OBJECT * pObject = fl_do_forms();
 510
 511                 if (pObject == pFileDlgForm->Ready) {
 512                         if (HandleOK())
 513                                 return true;
 514                 } else if (pObject == pFileDlgForm->Cancel
 515                            || force_cancel)
 516                         return false;
 517                 else if (force_ok)
 518                         return true;
 519         }
 520 }
 521
 522
 523 // XForms objects callback (static)
 524 void LyXFileDlg::FileDlgCB(FL_OBJECT *, long lArgument)
 525 {
 526         if (!pCurrentDlg) return;
 527
 528         switch (lArgument) {
 529
 530         case 0: // get directory
 531                 pCurrentDlg->SetDirectory(fl_get_input(pFileDlgForm->DirBox));
 532                 pCurrentDlg->Reread();
 533                 break;
 534
 535         case 1: // get mask
 536                 pCurrentDlg->SetMask(fl_get_input(pFileDlgForm->PatBox));
 537                 pCurrentDlg->Reread();
 538                 break;
 539
 540         case 2: // list
 541                 pCurrentDlg->HandleListHit();
 542                 break;
 543
 544         case 10: // rescan
 545                 pCurrentDlg->SetDirectory(fl_get_input(pFileDlgForm->DirBox));
 546                 pCurrentDlg->SetMask(fl_get_input(pFileDlgForm->PatBox));
 547                 pCurrentDlg->Reread();
 548                 break;
 549
 550         case 11: // home
 551                 pCurrentDlg->SetDirectory(GetEnvPath("HOME"));
 552                 pCurrentDlg->SetMask(fl_get_input(pFileDlgForm->PatBox));
 553                 pCurrentDlg->Reread();
 554                 break;
 555
 556         case 12: // user button 1
 557                 if (!pCurrentDlg->pszUserPath1.empty()) {
 558                         pCurrentDlg->SetDirectory(pCurrentDlg->pszUserPath1);
 559                         pCurrentDlg->SetMask(fl_get_input(pFileDlgForm->PatBox));
 560                         pCurrentDlg->Reread();
 561                 }
 562                 break;
 563
 564         case 13: // user button 2
 565                 if (!pCurrentDlg->pszUserPath2.empty()) {
 566                         pCurrentDlg->SetDirectory(pCurrentDlg->pszUserPath2);
 567                         pCurrentDlg->SetMask(fl_get_input(pFileDlgForm->PatBox));
 568                         pCurrentDlg->Reread();
 569                 }
 570                 break;
 571
 572         }
 573 }
 574
 575 extern "C" void C_LyXFileDlg_FileDlgCB(FL_OBJECT *ob, long data)
 576 {
 577         LyXFileDlg::FileDlgCB(ob, data);
 578 }
 579
 580
 581 // Handle callback from list
 582 void LyXFileDlg::HandleListHit()
 583 {
 584         // set info line
 585         int iSelect = fl_get_browser(pFileDlgForm->List);
 586         if (iSelect > iDepth)  {
 587                 SetInfoLine(pCurrentNames[iSelect - iDepth - 1].pszLsEntry);
 588         } else {
 589                 SetInfoLine(string());
 590         }
 591 }
 592
 593
 594 // Callback for double click in list
 595 void LyXFileDlg::DoubleClickCB(FL_OBJECT *, long)
 596 {
 597         if (pCurrentDlg->HandleDoubleClick())
 598                 // Simulate click on OK button
 599                 pCurrentDlg->Force(false);
 600 }
 601
 602 extern "C" void C_LyXFileDlg_DoubleClickCB(FL_OBJECT *ob, long data)
 603 {
 604         LyXFileDlg::DoubleClickCB(ob, data);
 605 }
 606
 607 // Handle double click from list
 608 bool LyXFileDlg::HandleDoubleClick()
 609 {
 610         bool isDir;
 611         string pszTemp;
 612         int iSelect;
 613
 614         // set info line
 615         isDir = true;
 616         iSelect = fl_get_browser(pFileDlgForm->List);
 617         if (iSelect > iDepth)  {
 618                 pszTemp = pCurrentNames[iSelect - iDepth - 1].pszName;
 619                 SetInfoLine(pCurrentNames[iSelect - iDepth - 1].pszLsEntry);
 620                 if (!suffixIs(pszTemp, '/')) {
 621                         isDir = false;
 622                         fl_set_input(pFileDlgForm->Filename, pszTemp.c_str());
 623                 }
 624         } else if (iSelect != 0) {
 625                 SetInfoLine(string());
 626         } else
 627                 return true;
 628
 629         // executes action
 630         if (isDir) {
 631
 632                 int i;
 633                 string Temp;
 634
 635                 // builds new directory name
 636                 if (iSelect > iDepth) {
 637                         // Directory deeper down
 638                         // First, get directory with trailing /
 639                         Temp = fl_get_input(pFileDlgForm->DirBox);
 640                         if (!suffixIs(Temp, '/'))
 641                                 Temp += '/';
 642                         Temp += pszTemp;
 643                 } else {
 644                         // Directory higher up
 645                         Temp.clear();
 646                         for (i = 0; i < iSelect; ++i) {
 647                                 string piece = fl_get_browser_line(pFileDlgForm->List, i+1);
 648                                 // The '+2' is here to count the '@b' (JMarc)
 649                                 Temp += piece.substr(i + 2);
 650                         }
 651                 }
 652
 653                 // assigns it
 654                 SetDirectory(Temp);
 655                 Reread();
 656                 return false;
 657         }
 658         return true;
 659 }
 660
 661
 662 // Handle OK button call
 663 bool LyXFileDlg::HandleOK()
 664 {
 665         string pszTemp;
 666
 667         // mask was changed
 668         pszTemp = fl_get_input(pFileDlgForm->PatBox);
 669         if (pszTemp!= pszMask) {
 670                 SetMask(pszTemp);
 671                 Reread();
 672                 return false;
 673         }
 674
 675         // directory was changed
 676         pszTemp = fl_get_input(pFileDlgForm->DirBox);
 677         if (pszTemp!= pszDirectory) {
 678                 SetDirectory(pszTemp);
 679                 Reread();
 680                 return false;
 681         }
 682
 683         // Handle return from list
 684         int select = fl_get_browser(pFileDlgForm->List);
 685         if (select > iDepth) {
 686                 string temp = pCurrentNames[select - iDepth - 1].pszName;
 687                 if (!suffixIs(temp, '/')) {
 688                         // If user didn't type anything, use browser
 689                         string name = fl_get_input(pFileDlgForm->Filename);
 690                         if (name.empty()) {
 691                                 fl_set_input(pFileDlgForm->Filename, temp.c_str());
 692                         }
 693                         return true;
 694                 }
 695         }
 696
 697         // Emulate a doubleclick
 698         return HandleDoubleClick();
 699 }
 700
 701
 702 // Handle Cancel CB from WM close
 703 int LyXFileDlg::CancelCB(FL_FORM *, void *)
 704 {
 705         // Simulate a click on the cancel button
 706         pCurrentDlg->Force(true);
 707         return FL_IGNORE;
 708 }
 709
 710 extern "C" int C_LyXFileDlg_CancelCB(FL_FORM *fl, void *xev)
 711 {
 712         return LyXFileDlg::CancelCB(fl, xev);
 713 }
 714
 715 // Simulates a click on OK/Cancel
 716 void LyXFileDlg::Force(bool cancel)
 717 {
 718         if (cancel) {
 719                 force_cancel = true;
 720                 fl_set_button(pFileDlgForm->Cancel, 1);
 721         } else {
 722                 force_ok = true;
 723                 fl_set_button(pFileDlgForm->Ready, 1);
 724         }
 725         // Start timer to break fl_do_forms loop soon
 726         fl_set_timer(pFileDlgForm->timer, 0.1);
 727 }
 728
 729
 730 // Select: launches dialog and returns selected file
 731 string LyXFileDlg::Select(string const & title, string const & path,
 732                            string const & mask, string const & suggested)
 733 {
 734         bool isOk;
 735
 736         // handles new mask and path
 737         isOk = true;
 738         if (!mask.empty()) {
 739                 SetMask(mask);
 740                 isOk = false;
 741         }
 742         if (!path.empty()) {
 743                 SetDirectory(path);
 744                 isOk = false;
 745         }
 746         if (!isOk) Reread();
 747         else {
 748                 fl_select_browser_line(pFileDlgForm->List, 1);
 749                 fl_set_browser_topline(pFileDlgForm->List, 1);
 750         }
 751
 752         // checks whether dialog can be started
 753         if (pCurrentDlg) return string();
 754         pCurrentDlg = this;
 755
 756         // runs dialog
 757         SetInfoLine (string());
 758         fl_set_input(pFileDlgForm->Filename, suggested.c_str());
 759         fl_set_button(pFileDlgForm->Cancel, 0);
 760         fl_set_button(pFileDlgForm->Ready, 0);
 761         fl_set_focus_object(pFileDlgForm->FileDlg, pFileDlgForm->Filename);
 762         fl_deactivate_all_forms();
 763         fl_show_form(pFileDlgForm->FileDlg, FL_PLACE_MOUSE | FL_FREE_SIZE,
 764                      FL_FULLBORDER, title.c_str());
 765
 766         isOk = RunDialog();
 767
 768         fl_hide_form(pFileDlgForm->FileDlg);
 769         fl_activate_all_forms();
 770         pCurrentDlg = 0;
 771
 772         // Returns filename or string() if no valid selection was made
 773         if (!isOk || !fl_get_input(pFileDlgForm->Filename)[0]) return string();
 774
 775         pszFileName = fl_get_input(pFileDlgForm->Filename);
 776
 777         if (!AbsolutePath(pszFileName)) {
 778                 pszFileName = AddName(fl_get_input(pFileDlgForm->DirBox),
 779                                       pszFileName);
 780         }
 781         return pszFileName;
 782 }