IndirectConvertToEnergy.cpp

#include "MantidQtCustomInterfaces/IndirectConvertToEnergy.h"

#include "MantidQtCustomInterfaces/Background.h"

#include <QFileInfo>
#include <QInputDialog>

namespace MantidQt
{
namespace CustomInterfaces
{
  //----------------------------------------------------------------------------------------------
  /** Constructor
   */
  IndirectConvertToEnergy::IndirectConvertToEnergy(Ui::IndirectDataReduction& uiForm, QWidget * parent) :
      IndirectDataReductionTab(uiForm, parent), m_backgroundDialog(NULL), m_bgRemoval(false)
  {
    // Add validators to UI form
    m_uiForm.leScaleMultiplier->setValidator(m_valPosDbl);
    m_uiForm.leNoGroups->setValidator(m_valInt);
    m_uiForm.leDetailedBalance->setValidator(m_valPosDbl);

    m_uiForm.leSpectraMin->setValidator(m_valInt);
    m_uiForm.leSpectraMax->setValidator(m_valInt);

    m_uiForm.entryRebinLow->setValidator(m_valDbl);
    m_uiForm.entryRebinWidth->setValidator(m_valDbl);
    m_uiForm.entryRebinHigh->setValidator(m_valDbl);

    // SIGNAL/SLOT CONNECTIONS
    // Updates current analyser when analyser is selected from drop down
    connect(m_uiForm.cbAnalyser, SIGNAL(activated(int)), this, SLOT(analyserSelected(int)));
    // Updates current reflection when reflection is selected from drop down
    connect(m_uiForm.cbReflection, SIGNAL(activated(int)), this, SLOT(reflectionSelected(int)));
    // Shows required mapping option UI widgets when a new mapping option is selected from drop down
    connect(m_uiForm.cbMappingOptions, SIGNAL(currentIndexChanged(const QString&)), this, SLOT(mappingOptionSelected(const QString&)));
    // Shows background removal dialog when user clicks Background Removal
    connect(m_uiForm.pbBack_2, SIGNAL(clicked()), this, SLOT(backgroundClicked()));
    // Plots raw input data when user clicks Plot Time
    connect(m_uiForm.pbPlotRaw, SIGNAL(clicked()), this, SLOT(plotRaw()));
    // Enables/disables rebin options when user toggles Do Not Rebin checkbox
    connect(m_uiForm.rebin_ckDNR, SIGNAL(toggled(bool)), this, SLOT(rebinEntryToggle(bool)));
    // Enables/disables detail balance option when user toggle Detailed Balance checkbox
    connect(m_uiForm.ckDetailedBalance, SIGNAL(toggled(bool)), this, SLOT(detailedBalanceCheck(bool)));
    // Enables/disables scale multiply option when user toggles Scale checkbox
    connect(m_uiForm.ckScaleMultiplier, SIGNAL(toggled(bool)), this, SLOT(scaleMultiplierCheck(bool)));
    connect(m_uiForm.ind_calibFile, SIGNAL(fileTextChanged(const QString &)), this, SLOT(calibFileChanged(const QString &)));
    // Enables/disables calibration file options when user toggles Use Calib File checkbox
    connect(m_uiForm.ckUseCalib, SIGNAL(toggled(bool)), this, SLOT(useCalib(bool)));
    // Displays correct UI widgets for selected rebin type when changed via Rebin Steps drop down
    connect(m_uiForm.comboRebinType, SIGNAL(currentIndexChanged(int)), m_uiForm.swIndRebin, SLOT(setCurrentIndex(int)));
    // Shows message on run buton when user is inputting a run number
    connect(m_uiForm.ind_runFiles, SIGNAL(fileTextChanged(const QString &)), this, SLOT(pbRunEditing()));
    // Shows message on run button when Mantid is finding the file for a given run number
    connect(m_uiForm.ind_runFiles, SIGNAL(findingFiles()), this, SLOT(pbRunFinding()));
    // Reverts run button back to normal when file finding has finished
    connect(m_uiForm.ind_runFiles, SIGNAL(fileFindingFinished()), this, SLOT(pbRunFinished()));
    // Perform validation when editing an option
    connect(m_uiForm.leDetailedBalance, SIGNAL(textChanged(const QString &)), this, SLOT(validateTab()));
    connect(m_uiForm.leScaleMultiplier, SIGNAL(textChanged(const QString &)), this, SLOT(validateTab()));
    connect(m_uiForm.leSpectraMin, SIGNAL(textChanged(const QString &)), this, SLOT(validateTab()));
    connect(m_uiForm.leSpectraMax, SIGNAL(textChanged(const QString &)), this, SLOT(validateTab()));
    connect(m_uiForm.entryRebinLow, SIGNAL(textChanged(const QString &)), this, SLOT(validateTab()));
    connect(m_uiForm.entryRebinWidth, SIGNAL(textChanged(const QString &)), this, SLOT(validateTab()));
    connect(m_uiForm.entryRebinHigh, SIGNAL(textChanged(const QString &)), this, SLOT(validateTab()));

    // Update UI widgets to show default values
    mappingOptionSelected(m_uiForm.cbMappingOptions->currentText());
    rebinEntryToggle(m_uiForm.rebin_ckDNR->isChecked());
    backgroundRemoval();

    // Validate to remove invalid markers
    validateTab();
  }

  //----------------------------------------------------------------------------------------------
  /** Destructor
   */
  IndirectConvertToEnergy::~IndirectConvertToEnergy()
  {
  }

  void IndirectConvertToEnergy::setup()
  {
  }

  void IndirectConvertToEnergy::run()
  {
    using namespace Mantid::API;

    IAlgorithm_sptr reductionAlg = AlgorithmManager::Instance().create("InelasticIndirectReduction", -1);
    reductionAlg->initialize();

    if(!m_uiForm.ckRenameWorkspace->isChecked())
    {
      // Keep run filename
      QFileInfo fi(m_uiForm.ind_runFiles->getFirstFilename());
      QString outWS = fi.baseName();
      reductionAlg->setProperty("OutputWorkspace", outWS.toStdString());
    }

    reductionAlg->setProperty("Instrument", m_uiForm.cbInst->currentText().toStdString());
    reductionAlg->setProperty("Analyser", m_uiForm.cbAnalyser->currentText().toStdString());
    reductionAlg->setProperty("Reflection", m_uiForm.cbReflection->currentText().toStdString());

    QString files = m_uiForm.ind_runFiles->getFilenames().join(",");
    reductionAlg->setProperty("InputFiles", files.toStdString());

    reductionAlg->setProperty("SumFiles", m_uiForm.ckSumFiles->isChecked());
    reductionAlg->setProperty("LoadLogs", m_uiForm.ckLoadLogs->isChecked());

    // If using a calibration file, load it
    if(m_uiForm.ckUseCalib->isChecked())
    {
      QString calibFilename = m_uiForm.ind_calibFile->getFirstFilename();

      QFileInfo fi(calibFilename);
      std::string calibWorkspaceName = fi.baseName().toStdString();

      IAlgorithm_sptr calibLoadAlg = AlgorithmManager::Instance().create("LoadNexus", -1);
      calibLoadAlg->initialize();
      calibLoadAlg->setProperty("Filename", calibFilename.toStdString());
      calibLoadAlg->setProperty("OutputWorkspace", calibWorkspaceName);
      calibLoadAlg->execute();

      reductionAlg->setProperty("CalibrationWorkspace", calibWorkspaceName);
    }

    std::vector<long> detectorRange;
    detectorRange.push_back(m_uiForm.leSpectraMin->text().toInt());
    detectorRange.push_back(m_uiForm.leSpectraMax->text().toInt());
    reductionAlg->setProperty("DetectorRange", detectorRange);

    if(m_bgRemoval)
    {
      QPair<double,double> background = m_backgroundDialog->getRange();
      std::vector<double> backgroundRange;
      backgroundRange.push_back(background.first);
      backgroundRange.push_back(background.second);
      reductionAlg->setProperty("BackgroundRange", backgroundRange);
    }

    if(!m_uiForm.rebin_ckDNR->isChecked())
    {
      QString rebin;
      if(m_uiForm.comboRebinType->currentIndex() == 0)
      {
        rebin = m_uiForm.entryRebinLow->text() + "," + m_uiForm.entryRebinWidth->text() + "," + m_uiForm.entryRebinHigh->text();
      }
      else
      {
        rebin = m_uiForm.entryRebinString->text();
      }
      reductionAlg->setProperty("RebinString", rebin.toStdString());
    }

    if(m_uiForm.ckDetailedBalance->isChecked())
    {
      reductionAlg->setProperty("DetailedBalance", m_uiForm.leDetailedBalance->text().toDouble());
    }

    if(m_uiForm.ckScaleMultiplier->isChecked())
    {
      reductionAlg->setProperty("ScaleFactor", m_uiForm.leScaleMultiplier->text().toDouble());
    }

    if(m_uiForm.cbMappingOptions->currentText() != "Default")
    {
      QString grouping = createMapFile(m_uiForm.cbMappingOptions->currentText());
      reductionAlg->setProperty("MappingFile", grouping.toStdString());
    }

    reductionAlg->setProperty("Fold", m_uiForm.ckFold->isChecked());
    reductionAlg->setProperty("SaveCM1", m_uiForm.ckCm1Units->isChecked());
    reductionAlg->setProperty("SaveFormats", getSaveFormats());

    // Plot Output options
    switch(m_uiForm.ind_cbPlotOutput->currentIndex())
    {
      case 0: // "None"
        break;
      case 1: // "Spectra"
        reductionAlg->setProperty("Plot", "spectra");
        break;
      case 2: // "Contour"
        reductionAlg->setProperty("Plot", "contour");
        break;
    }

    runAlgorithm(reductionAlg);
  }

  bool IndirectConvertToEnergy::validate()
  {
    bool valid = true;

    // run files input
    if ( ! m_uiForm.ind_runFiles->isValid() )
    {
      valid = false;
    }

    // calib file input
    if ( m_uiForm.ckUseCalib->isChecked() && !m_uiForm.ind_calibFile->isValid() )
    {
      valid = false;
    }

    // mapping selection
    if (
        ( m_uiForm.cbMappingOptions->currentText() == "Groups" && m_uiForm.leNoGroups->text() == "" )
        ||
        ( m_uiForm.cbMappingOptions->currentText() == "File" && ! m_uiForm.ind_mapFile->isValid() )
       )
    {
      valid = false;
      m_uiForm.valNoGroups->setText("*");
    }
    else
    {
      m_uiForm.valNoGroups->setText("");
    }

    int dummyPos = 0;

    QString text = m_uiForm.leDetailedBalance->text();
    QValidator::State fieldState = m_uiForm.leDetailedBalance->validator()->validate(text, dummyPos);

    // detailed balance
    if ( m_uiForm.ckDetailedBalance->isChecked() && fieldState != QValidator::Acceptable )
    {
      valid = false;
      m_uiForm.valDetailedBalance->setText("*");
    }
    else
    {
      m_uiForm.valDetailedBalance->setText("");
    }

    int dummyPos2 = 0;

    // scale multiplier
    QString scaleMultiplierText = m_uiForm.leScaleMultiplier->text();
    QValidator::State fieldState2 = m_uiForm.leScaleMultiplier->validator()->validate(scaleMultiplierText, dummyPos2);

    if ( m_uiForm.ckScaleMultiplier->isChecked() && fieldState2 != QValidator::Acceptable )
    {
      valid = false;
      m_uiForm.valScaleMultiplier->setText("*");
    }
    else
    {
      m_uiForm.valScaleMultiplier->setText("");
    }

    // SpectraMin/SpectraMax
    const QString specMin = m_uiForm.leSpectraMin->text();
    const QString specMax = m_uiForm.leSpectraMax->text();

    if (specMin.isEmpty() || specMax.isEmpty() ||
        (specMin.toDouble() < 1 || specMax.toDouble() < 1) ||
        (specMin.toDouble() > specMax.toDouble()))
    {
      valid = false;
      m_uiForm.valSpectraMin->setText("*");
      m_uiForm.valSpectraMax->setText("*");
    }
    else
    {
      m_uiForm.valSpectraMin->setText("");
      m_uiForm.valSpectraMax->setText("");
    }

    if ( ! m_uiForm.rebin_ckDNR->isChecked() )
    {
      if ( m_uiForm.comboRebinType->currentIndex() == 0 )
      {
        if ( m_uiForm.entryRebinLow->text() == "" )
        {
          valid = false;
          m_uiForm.valELow->setText("*");
        }
        else
        {
          m_uiForm.valELow->setText("");
        }

        if ( m_uiForm.entryRebinWidth->text() == "" )
        {
          valid = false;
          m_uiForm.valEWidth->setText("*");
        }
        else
        {
          m_uiForm.valEWidth->setText("");
        }

        if ( m_uiForm.entryRebinHigh->text() == "" )
        {
          valid = false;
          m_uiForm.valEHigh->setText("*");
        }
        else
        {
          m_uiForm.valEHigh->setText("");
        }

        if ( m_uiForm.entryRebinLow->text().toDouble() > m_uiForm.entryRebinHigh->text().toDouble() )
        {
          valid = false;
          m_uiForm.valELow->setText("*");
          m_uiForm.valEHigh->setText("*");
        }
      }
      else
      {
        if ( m_uiForm.entryRebinString->text() == "" )
        {
          valid = false;
        }
      }
    }
    else
    {
      m_uiForm.valELow->setText("");
      m_uiForm.valEWidth->setText("");
      m_uiForm.valEHigh->setText("");
    }

    return valid;
  }

  /**
   * This function is called when the user selects an analyser from the cbAnalyser QComboBox
   * object. It's main purpose is to initialise the values for the Reflection ComboBox.
   * @param index :: Index of the value selected in the combo box.
   */
  void IndirectConvertToEnergy::analyserSelected(int index)
  {
    // populate Reflection combobox with correct values for Analyser selected.
    m_uiForm.cbReflection->clear();
    clearReflectionInfo();

    QVariant currentData = m_uiForm.cbAnalyser->itemData(index);
    if ( currentData == QVariant::Invalid )
    {
      m_uiForm.lbReflection->setEnabled(false);
      m_uiForm.cbReflection->setEnabled(false);
      return;
    }
    else
    {
      m_uiForm.lbReflection->setEnabled(true);
      m_uiForm.cbReflection->setEnabled(true);
      QStringList reflections = currentData.toStringList();
      for ( int i = 0; i < reflections.count(); i++ )
      {
        m_uiForm.cbReflection->addItem(reflections[i]);
      }
    }

    reflectionSelected(m_uiForm.cbReflection->currentIndex());
  }

  /**
   * This function is called when the user selects a reflection from the cbReflection QComboBox
   * object.
   * @param index :: Index of the value selected in the combo box.
   */
  void IndirectConvertToEnergy::reflectionSelected(int index)
  {
    UNUSED_ARG(index);
    // first, clear values in assosciated boxes:
    clearReflectionInfo();

    std::map<QString, QString> instDetails = getInstrumentDetails();

    if ( instDetails.size() < 3 )
    {
      emit showMessageBox("Could not gather necessary data from parameter file.");
      return;
    }
    else
    {
      m_uiForm.leSpectraMin->setText(instDetails["SpectraMin"]);
      m_uiForm.leSpectraMax->setText(instDetails["SpectraMax"]);

      if ( instDetails.size() >= 8 )
      {
        m_uiForm.leEfixed->setText(instDetails["EFixed"]);
      }
      else
      {
        m_uiForm.leEfixed->clear();
      }

      // Default rebinning parameters can be set in instrument parameter file
      if ( instDetails.size() == 9 )
      {
        m_uiForm.entryRebinString->setText(instDetails["RebinString"]);
        m_uiForm.rebin_ckDNR->setChecked(false);
        QStringList rbp = instDetails["RebinString"].split(",", QString::SkipEmptyParts);
        if ( rbp.size() == 3 )
        {
          m_uiForm.entryRebinLow->setText(rbp[0]);
          m_uiForm.entryRebinWidth->setText(rbp[1]);
          m_uiForm.entryRebinHigh->setText(rbp[2]);
          m_uiForm.comboRebinType->setCurrentIndex(0);
        }
        else
        {
          m_uiForm.comboRebinType->setCurrentIndex(1);
        }
      }
      else
      {
        m_uiForm.rebin_ckDNR->setChecked(true);
        m_uiForm.entryRebinLow->setText("");
        m_uiForm.entryRebinWidth->setText("");
        m_uiForm.entryRebinHigh->setText("");
        m_uiForm.entryRebinString->setText("");
      }
    }
  }

  /**
   * This function runs when the user makes a selection on the cbMappingOptions QComboBox.
   * @param groupType :: Value of selection made by user.
   */
  void IndirectConvertToEnergy::mappingOptionSelected(const QString& groupType)
  {
    if ( groupType == "File" )
    {
      m_uiForm.swMapping->setCurrentIndex(0);
    }
    else if ( groupType == "Groups" )
    {
      m_uiForm.swMapping->setCurrentIndex(1);
    }
    else if ( groupType == "All" || groupType == "Individual" || groupType == "Default" )
    {
      m_uiForm.swMapping->setCurrentIndex(2);
    }
  }

  /**
   * This function is called when the user clicks on the Background Removal button. It
   * displays the Background Removal dialog, initialising it if it hasn't been already.
   */
  void IndirectConvertToEnergy::backgroundClicked()
  {
    if(!m_backgroundDialog)
    {
      m_backgroundDialog = new Background(m_parentWidget);
      connect(m_backgroundDialog, SIGNAL(accepted()), this, SLOT(backgroundRemoval()));
      connect(m_backgroundDialog, SIGNAL(rejected()), this, SLOT(backgroundRemoval()));
    }
    m_backgroundDialog->show();
  }

  /**
   * Slot called when m_backgroundDialog is closed. Assesses whether user desires background removal.
   * Can be called before m_backgroundDialog even exists, for the purposes of setting the button to
   * it's initial (default) value.
   */
  void IndirectConvertToEnergy::backgroundRemoval()
  {
    if(m_backgroundDialog != NULL)
      m_bgRemoval = m_backgroundDialog->removeBackground();

    if(m_bgRemoval)
      m_uiForm.pbBack_2->setText("Background Removal (On)");
    else
      m_uiForm.pbBack_2->setText("Background Removal (Off)");
  }

  /**
   * This function holds any steps that must be performed on the selection of an instrument,
   * for example loading values from the Instrument Definition File (IDF).
   * @param prefix :: The selected instruments prefix in Mantid.
   */
  void IndirectConvertToEnergy::setIDFValues(const QString & prefix)
  {
    UNUSED_ARG(prefix);
    // empty ComboBoxes, LineEdits,etc of previous values
    m_uiForm.cbAnalyser->clear();
    m_uiForm.cbReflection->clear();
    clearReflectionInfo();

    rebinEntryToggle(m_uiForm.rebin_ckDNR->isChecked());
    detailedBalanceCheck(m_uiForm.ckDetailedBalance->isChecked());
    /* resCheck(m_uiForm.cal_ckRES->isChecked()); */

    scaleMultiplierCheck(m_uiForm.ckScaleMultiplier->isChecked());

    // Get list of analysers and populate cbAnalyser
    QString pyInput =
      "from IndirectEnergyConversion import getInstrumentDetails\n"
      "result = getInstrumentDetails('" + m_uiForm.cbInst->currentText() + "')\n"
      "print result\n";

    QString pyOutput = m_pythonRunner.runPythonCode(pyInput, false).trimmed();

    if ( pyOutput == "" )
    {
      emit showMessageBox("Could not get list of analysers from Instrument Parameter file.");
    }
    else
    {
      QStringList analysers = pyOutput.split("\n", QString::SkipEmptyParts);

      for (int i = 0; i< analysers.count(); i++ )
      {
        QStringList analyser = analysers[i].split("-", QString::SkipEmptyParts);
        QString text = analyser[0];

        if ( text != "diffraction" ) // do not put diffraction into the analyser list
        {
          QVariant data; // holds Data field of combo box (list of reflections)

          if ( analyser.count() > 1 )
          {
            QStringList reflections = analyser[1].split(",", QString::SkipEmptyParts);
            data = QVariant(reflections);
            m_uiForm.cbAnalyser->addItem(text, data);
          }
          else
          {
            m_uiForm.cbAnalyser->addItem(text);
          }
        }
      }

      analyserSelected(m_uiForm.cbAnalyser->currentIndex());
    }
  }

  /**
   * This function clears the values of the QLineEdit objec  ts used to hold Reflection-specific
   * information.
   */
  void IndirectConvertToEnergy::clearReflectionInfo()
  {
    m_uiForm.leSpectraMin->clear();
    m_uiForm.leSpectraMax->clear();
    m_uiForm.leEfixed->clear();
  }

  /**
   * This function will disable the necessary elements of the interface when the user selects "Do Not Rebin"
   * and enable them again when this is de-selected.
   *
   * @param state :: whether the "Do Not Rebin" checkbox is checked
   */
  void IndirectConvertToEnergy::rebinEntryToggle(bool state)
  {
    //Determine value for single rebin field
    QString val;
    if(state)
      val = " ";
    else
      val = "*";

    //Rebin mode selection
    m_uiForm.comboRebinType->setEnabled(!state);
    m_uiForm.labelRebinSteps->setEnabled(!state);

    //Single rebin text entry
    m_uiForm.labelRebinLow->setEnabled( !state );
    m_uiForm.labelRebinWidth->setEnabled( !state );
    m_uiForm.labelRebinHigh->setEnabled( !state );
    m_uiForm.entryRebinLow->setEnabled( !state );
    m_uiForm.entryRebinWidth->setEnabled( !state );
    m_uiForm.entryRebinHigh->setEnabled( !state );

    //Rebin required markers
    m_uiForm.valELow->setEnabled(!state);
    m_uiForm.valELow->setText(val);
    m_uiForm.valEWidth->setEnabled(!state);
    m_uiForm.valEWidth->setText(val);
    m_uiForm.valEHigh->setEnabled(!state);
    m_uiForm.valEHigh->setText(val);

    //Rebin string entry
    m_uiForm.entryRebinString->setEnabled(!state);
    m_uiForm.labelRebinString->setEnabled(!state);
  }

  /**
   * Disables/enables the relevant parts of the UI when user checks/unchecks the Detailed Balance
   * ckDetailedBalance checkbox.
   * @param state :: state of the checkbox
   */
  void IndirectConvertToEnergy::detailedBalanceCheck(bool state)
  {
    m_uiForm.leDetailedBalance->setEnabled(state);
    m_uiForm.lbDBKelvin->setEnabled(state);
  }

  /**
   * Disables/enables the relevant parts of the UI when user checks/unchecks the 'Multiplication Factor (Scale):'
   * ckScaleMultiplier checkbox.
   * @param state :: state of the checkbox
   */
  void IndirectConvertToEnergy::scaleMultiplierCheck(bool state)
  {
    m_uiForm.leScaleMultiplier->setEnabled(state);
  }

  /**
   * This function creates the mapping/grouping file for the data analysis.
   * @param groupType :: Type of grouping (All, Group, Indiviual)
   * @return path to mapping file, or an empty string if file could not be created.
   */
  QString IndirectConvertToEnergy::createMapFile(const QString& groupType)
  {
    QString groupFile, ngroup, nspec;
    QString ndet = "( "+m_uiForm.leSpectraMax->text()+" - "+m_uiForm.leSpectraMin->text()+") + 1";

    if ( groupType == "File" )
    {
      groupFile = m_uiForm.ind_mapFile->getFirstFilename();
      if ( groupFile == "" )
      {
        emit showMessageBox("You must enter a path to the .map file.");
      }
      return groupFile;
    }
    else if ( groupType == "Groups" )
    {
      ngroup = m_uiForm.leNoGroups->text();
      nspec = "( " +ndet+ " ) / " +ngroup;
    }
    else if ( groupType == "All" )
    {
      return "All";
    }
    else if ( groupType == "Individual" )
    {
      return "Individual";
    }

    groupFile = m_uiForm.cbInst->itemData(m_uiForm.cbInst->currentIndex()).toString().toLower();
    groupFile += "_" + m_uiForm.cbAnalyser->currentText() + m_uiForm.cbReflection->currentText();
    groupFile += "_" + groupType + ".map";

    QString pyInput =
      "import IndirectEnergyConversion as ind\n"
      "mapfile = ind.createMappingFile('"+groupFile+"', %1, %2, %3)\n"
      "print mapfile\n";
    pyInput = pyInput.arg(ngroup);
    pyInput = pyInput.arg(nspec);
    pyInput = pyInput.arg(m_uiForm.leSpectraMin->text());

    QString pyOutput = m_pythonRunner.runPythonCode(pyInput).trimmed();

    return pyOutput;
  }

  /**
   * Converts the checkbox selection to a comma delimited list of save formats for the
   * InelasticIndirectReduction algorithm.
   *
   * @return A vector of save formats
   */
  std::vector<std::string> IndirectConvertToEnergy::getSaveFormats()
  {
    std::vector<std::string> fileFormats;

    if ( m_uiForm.save_ckNexus->isChecked() )
      fileFormats.push_back("nxs");
    if ( m_uiForm.save_ckSPE->isChecked() )
      fileFormats.push_back("spe");
    if ( m_uiForm.save_ckNxSPE->isChecked() )
      fileFormats.push_back("nxspe");
    if ( m_uiForm.save_ckAscii->isChecked() )
      fileFormats.push_back("ascii");
    if ( m_uiForm.save_ckAclimax->isChecked() )
      fileFormats.push_back("aclimax");
    if ( m_uiForm.save_ckDaveGrp->isChecked() )
      fileFormats.push_back("davegrp");

    return fileFormats;
  }

  /**
   * Plots raw time data from .raw file before any data conversion has been performed.
   */
  void IndirectConvertToEnergy::plotRaw()
  {
    if ( m_uiForm.ind_runFiles->isValid() )
    {
      bool ok;
      QString spectraRange = QInputDialog::getText(0, "Insert Spectra Ranges", "Range: ", QLineEdit::Normal, m_uiForm.leSpectraMin->text() +"-"+ m_uiForm.leSpectraMax->text(), &ok);

      if ( !ok || spectraRange.isEmpty() )
      {
        return;
      }
      QStringList specList = spectraRange.split("-");

      QString rawFile = m_uiForm.ind_runFiles->getFirstFilename();
      if ( (specList.size() > 2) || ( specList.size() < 1) )
      {
        emit showMessageBox("Invalid input. Must be of form <SpecMin>-<SpecMax>");
        return;
      }
      if ( specList.size() == 1 )
      {
        specList.append(specList[0]);
      }

      QString bgrange;

      if ( m_bgRemoval )
      {
        QPair<double, double> range = m_backgroundDialog->getRange();
        bgrange = "[ " + QString::number(range.first) + "," + QString::number(range.second) + " ]";
      }
      else
      {
        bgrange = "[-1, -1]";
      }

      QString pyInput =
        "from mantid.simpleapi import CalculateFlatBackground,GroupDetectors,Load\n"
        "from mantidplot import plotSpectrum\n"
        "import os.path as op\n"
        "file = r'" + rawFile + "'\n"
        "name = op.splitext( op.split(file)[1] )[0]\n"
        "bgrange = " + bgrange + "\n"
        "Load(Filename=file, OutputWorkspace=name, SpectrumMin="+specList[0]+", SpectrumMax="+specList[1]+")\n"
        "if ( bgrange != [-1, -1] ):\n"
        "    #Remove background\n"
        "    CalculateFlatBackground(InputWorkspace=name, OutputWorkspace=name+'_bg', StartX=bgrange[0], EndX=bgrange[1], Mode='Mean')\n"
        "    GroupDetectors(InputWorkspace=name+'_bg', OutputWorkspace=name+'_grp', DetectorList=range("+specList[0]+","+specList[1]+"+1))\n"
        "    GroupDetectors(InputWorkspace=name, OutputWorkspace=name+'_grp_raw', DetectorList=range("+specList[0]+","+specList[1]+"+1))\n"
        "else: # Just group detectors as they are\n"
        "    GroupDetectors(InputWorkspace=name, OutputWorkspace=name+'_grp', DetectorList=range("+specList[0]+","+specList[1]+"+1))\n"
        "graph = plotSpectrum(name+'_grp', 0)\n";

      QString pyOutput = m_pythonRunner.runPythonCode(pyInput).trimmed();

      if ( pyOutput != "" )
      {
        emit showMessageBox(pyOutput);
      }
    }
    else
    {
      emit showMessageBox("You must select a run file.");
    }
  }

  void IndirectConvertToEnergy::useCalib(bool state)
  {
    m_uiForm.ind_calibFile->isOptional(!state);
    m_uiForm.ind_calibFile->setEnabled(state);
  }

  /**
   * Controls the ckUseCalib checkbox to automatically check it when a user inputs a file from clicking on 'browse'.
   * @param calib :: path to calib file
   */
  void IndirectConvertToEnergy::calibFileChanged(const QString & calib)
  {
    if ( calib.isEmpty() )
    {
      m_uiForm.ckUseCalib->setChecked(false);
    }
    else
    {
      m_uiForm.ckUseCalib->setChecked(true);
    }
  }

  /**
   * Called when a user starts to type / edit the runs to load.
   */
  void IndirectConvertToEnergy::pbRunEditing()
  {
    m_uiForm.pbRun->setEnabled(false);
    m_uiForm.pbRun->setText("Editing...");
  }

  /**
   * Called when the FileFinder starts finding the files.
   */
  void IndirectConvertToEnergy::pbRunFinding()
  {
    m_uiForm.pbRun->setText("Finding files...");
    m_uiForm.ind_runFiles->setEnabled(false);
  }

  /**
   * Called when the FileFinder has finished finding the files.
   */
  void IndirectConvertToEnergy::pbRunFinished()
  {
    if(!m_uiForm.ind_runFiles->isValid())
    {
      m_uiForm.pbRun->setText("Invalid Run");
    }
    else
    {
      m_uiForm.pbRun->setText("Run");
      m_uiForm.pbRun->setEnabled(true);
    }
    m_uiForm.ind_runFiles->setEnabled(true);
  }

} // namespace CustomInterfaces
} // namespace Mantid