mirror of
https://git.lyx.org/repos/lyx.git
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121 lines
2.4 KiB
C++
121 lines
2.4 KiB
C++
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/* This file is part of
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* ======================================================
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*
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* LyX, The Document Processor
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*
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* Copyright (C) 1995 Matthias Ettrich
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* Copyright (C) 1995-1998 The LyX Team.
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*
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*======================================================*/
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#include <config.h>
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#ifdef __GNUG__
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#pragma implementation
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#endif
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//#include "definitions.h"
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#include "lyxlex.h"
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#include "FileInfo.h"
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#include "lastfiles.h"
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#include "filetools.h"
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#include "error.h"
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// $Id: lastfiles.C,v 1.1 1999/09/27 18:44:37 larsbj Exp $
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#if !defined(lint) && !defined(WITH_WARNINGS)
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static char vcid[] = "$Id: lastfiles.C,v 1.1 1999/09/27 18:44:37 larsbj Exp $";
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#endif /* lint */
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LastFiles::LastFiles(LString const & filename, bool st, char num)
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: dostat(st)
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{
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setNumberOfFiles(num);
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files = new LString[num_files];
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readFile(filename);
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}
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LastFiles::~LastFiles()
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{
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delete[] files;
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}
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void LastFiles::setNumberOfFiles(char no)
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{
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if (1 <= no && no <= ABSOLUTEMAXLASTFILES)
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num_files = no;
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else {
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lyxerr.print(LString("LyX: lastfiles: too many files\n"
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"\tdefault (=") + int(DEFAULTFILES) + ") used.");
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num_files = DEFAULTFILES;
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}
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}
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void LastFiles::readFile(LString const & filename)
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{
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// we will not complain if we can't find filename nor will
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// we issue a warning. Lgb.
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LyXLex lex(NULL, 0); /* LyXLex should be changed
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* to allow constructor with
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* no parameters. */
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bool error = false;
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lex.setFile(filename);
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if (!lex.IsOK()) return;
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LString tmp;
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FileInfo fileInfo;
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int i = 0;
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while (lex.IsOK() && !error && i < num_files) {
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switch(lex.lex()) {
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case LyXLex::LEX_FEOF:
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error = true;
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break;
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default:
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tmp = lex.GetString();
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// Check if the file exist
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if (dostat) {
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if (!(fileInfo.newFile(tmp).exist() &&
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fileInfo.isRegular()))
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break; // the file does not exist
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}
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files[i] = tmp;
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i++;
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break;
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}
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}
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}
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void LastFiles::writeFile(LString const & filename) const
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{
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FilePtr fd(filename, FilePtr::write);
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if (fd()) {
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for (int i = 0; i < num_files; i++) {
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if (!files[i].empty())
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fprintf(fd, "\"%s\"\n", files[i].c_str());
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}
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} else
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lyxerr.print("LyX: Warning: unable to save LastFiles: "
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+ filename);
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}
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void LastFiles::newFile(LString const & file)
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{
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int n;
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// Find this file in list. If not in list, point to last entry
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for(n = 0; n < (num_files - 1); n++)
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if(files[n] == file) break;
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for(int i = n; i >= 1; i--)
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files[i] = files[i - 1];
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files[0] = file;
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}
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