qsefilereader.cpp

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#include <QStringList>
#include <QTimer>

#include "qsescan.h"
#include "qseinputfile.h"
#include "qsefilereader.h"
#include "qsecontroller.h"

QseFileReader::QseFileReader(const QString& name, QObject *parent)
  : inherited(parent),
    m_Timer(NULL),
    m_Name(name),
    m_Data(NULL),
    m_Abort(false),
    m_Restart(false),
    m_Changed(false)
{
  m_Data = new QseInputFile(m_Name);

  m_Timer = new QTimer(this);

  connect(m_Timer, SIGNAL(timeout()), this, SLOT(timerRoutine()));

  m_Timer -> start(500);
}

QseFileReader::~QseFileReader()
{
}

void QseFileReader::openFile(QString fileName)
{
  m_FileNames.clear();
  m_FileNames.append(fileName);
  m_Restart = true;
}

void QseFileReader::appendFile(QString fileName)
{
  m_FileNames.append(fileName);
}

void QseFileReader::timerRoutine()
{
  forever {
    int atend = m_Data -> atEnd();
    int nfiles = m_FileNames.size();

    if (m_Abort)   return;

    if (m_Restart || atend) {
      if (m_Restart) {
  m_Data -> clear();
  m_Restart = false;
  m_Changed = true;
      }

      if (nfiles) {
  QString nextFile = m_FileNames.takeFirst();
//  printf("next data file\n");

  m_Data -> nextDataFile(nextFile);
  m_Changed = true;
      } else {
  if (m_Changed) {
    m_Data->emitOperationCompleted();
    m_Changed = false;
  }
  return;
      }
    } else if (!atend) {
      m_Data -> nextInputLine();
      m_Changed = true;
    }
  }
}

QseInputFile* QseFileReader::inputFile()
{
  return m_Data;
}

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