kstars/kstars/ksfilereader.cpp

   1 /***************************************************************************
   2                           ksfilereader.cpp  -  description
   3                              -------------------
   4     begin                : Tue Jan 28 2003
   5     copyright            : (C) 2003 by Heiko Evermann
   6     email                : heiko@evermann.de
   7  ***************************************************************************/
   8
   9 /***************************************************************************
  10  *                                                                         *
  11  *   This program is free software; you can redistribute it and/or modify  *
  12  *   it under the terms of the GNU General Public License as published by  *
  13  *   the Free Software Foundation; either version 2 of the License, or     *
  14  *   (at your option) any later version.                                   *
  15  *                                                                         *
  16  ***************************************************************************/
  17
  18 #include <qfile.h>
  19 #include <qstring.h>
  20
  21 #include "ksfilereader.h"
  22
  23 KSFileReader::KSFileReader(QFile& file) {
  24         // read the whole file at once. This works well at least for the smaller files.
  25         QByteArray data = file.readAll();
  26         QString sAll = QString::fromUtf8( data.data(), data.size() );
  27         // split into list of lines
  28         lines = QStringList::split( "\n", sAll );
  29         // how many lines did we get?
  30         numLines = lines.size();
  31         // set index to start
  32         curLine = 0;
  33         // we do not need the file any more
  34         file.close();
  35 }
  36
  37 KSFileReader::~KSFileReader(){
  38 }
  39
  40 bool KSFileReader::hasMoreLines() {
  41         return (curLine < numLines);
  42 }
  43
  44 QString& KSFileReader::readLine(){
  45         // hint: use curLine as index, after that increment curLine
  46         // This means that the programming language c++ should better be renamed to ++c,
  47         // otherwise the name means: improve the c programming language, but use it the
  48         // way it was before the improvements...
  49         return lines[curLine++];
  50 }
  51
  52 bool KSFileReader::setLine(int i) {
  53         if (i <= numLines) {
  54                 curLine = i;
  55                 return true;
  56         } else {
  57                 return false;
  58         }
  59 }
  60
  61 #include "ksfilereader.moc"