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MuonAnalysis.cpp
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MuonAnalysis.cpp
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//----------------------
// Includes
//----------------------
#include "MantidAPI/AlgorithmManager.h"
#include "MantidAPI/FrameworkManager.h"
#include "MantidAPI/IAlgorithm.h"
#include "MantidAPI/AnalysisDataService.h"
#include "MantidAPI/Run.h"
#include "MantidAPI/ScopedWorkspace.h"
#include "MantidAPI/TableRow.h"
#include "MantidAPI/WorkspaceGroup.h"
#include "MantidGeometry/IComponent.h"
#include "MantidGeometry/IDetector.h"
#include "MantidGeometry/Instrument/DetectorGroup.h"
#include "MantidGeometry/Instrument/XMLlogfile.h"
#include "MantidKernel/ConfigService.h"
#include "MantidKernel/Exception.h"
#include "MantidKernel/Exception.h"
#include "MantidKernel/FacilityInfo.h"
#include "MantidKernel/Logger.h"
#include "MantidKernel/V3D.h"
#include "MantidKernel/cow_ptr.h"
#include "MantidQtAPI/FileDialogHandler.h"
#include "MantidQtCustomInterfaces/IO_MuonGrouping.h"
#include "MantidQtCustomInterfaces/MuonAnalysis.h"
#include "MantidQtCustomInterfaces/MuonAnalysisFitDataTab.h"
#include "MantidQtCustomInterfaces/MuonAnalysisOptionTab.h"
#include "MantidQtCustomInterfaces/MuonAnalysisResultTableTab.h"
#include "MantidQtMantidWidgets/FitPropertyBrowser.h"
#include "MantidQtMantidWidgets/MuonFitPropertyBrowser.h"
#include <Poco/File.h>
#include <Poco/Path.h>
#include <Poco/StringTokenizer.h>
#include <boost/lexical_cast.hpp>
#include <algorithm>
#include <QLineEdit>
#include <QVariant>
#include <QtProperty>
#include <QFileDialog>
#include <QHash>
#include <QTextStream>
#include <QTreeWidgetItem>
#include <QSettings>
#include <QMessageBox>
#include <QInputDialog>
#include <QSignalMapper>
#include <QHeaderView>
#include <QApplication>
#include <QTemporaryFile>
#include <QDesktopServices>
#include <QUrl>
#include <fstream>
//Add this class to the list of specialised dialogs in this namespace
namespace MantidQt
{
namespace CustomInterfaces
{
DECLARE_SUBWINDOW(MuonAnalysis);
using namespace Mantid::API;
using namespace Mantid::Kernel;
using namespace MantidQt::MantidWidgets;
using namespace MantidQt::CustomInterfaces;
using namespace MantidQt::CustomInterfaces::Muon;
using namespace Mantid::Geometry;
// Initialize the logger
Logger& MuonAnalysis::g_log = Logger::get("MuonAnalysis");
// Static constants
const QString MuonAnalysis::NOT_AVAILABLE("N/A");
//----------------------
// Public member functions
//----------------------
///Constructor
MuonAnalysis::MuonAnalysis(QWidget *parent) :
UserSubWindow(parent),
m_last_dir(),
m_workspace_name("MuonAnalysis"), m_grouped_name(m_workspace_name + "Grouped"),
m_currentDataName(),
m_groupTableRowInFocus(0), m_pairTableRowInFocus(0),
m_currentTab(NULL),
m_groupNames(),
m_settingsGroup("CustomInterfaces/MuonAnalysis/"),
m_updating(false), m_loaded(false), m_deadTimesChanged(false),
m_textToDisplay(""),
m_dataTimeZero(0.0), m_dataFirstGoodData(0.0)
{}
/**
* Initialize local Python environmnet.
*/
void MuonAnalysis::initLocalPython()
{
QString code;
code += "from mantid.simpleapi import *\n";
// Needed for Python GUI API
code += "from PyQt4.QtGui import QPen, QBrush, QColor\n"
"from PyQt4.QtCore import QSize\n";
runPythonCode(code);
// TODO: Following shouldn't be here. It is now because ApplicationWindow sets up the Python
// environment only after the UserSubWindow is shown.
// Hide the toolbars, if user wants to
if(m_uiForm.hideToolbars->isChecked())
setToolbarsHidden(true);
}
/// Set up the dialog layout
void MuonAnalysis::initLayout()
{
m_uiForm.setupUi(this);
std::set<std::string> supportedFacilities;
supportedFacilities.insert("ISIS");
supportedFacilities.insert("SmuS");
const std::string userFacility = ConfigService::Instance().getFacility().name();
// Allow to load current run for ISIS only
if ( userFacility != "ISIS" )
m_uiForm.loadCurrent->setDisabled(true);
// If facility if not supported by the interface - show a warning, but still open it
if ( supportedFacilities.find(userFacility) == supportedFacilities.end() )
{
const std::string supportedFacilitiesStr = Strings::join(supportedFacilities.begin(),
supportedFacilities.end(), ", ");
const QString errorTemplate =
"Your facility (%1) is not supported by MuonAnalysis, so you will not be able to load any files. \n\n"
"Supported facilities are: %2. \n\n"
"Please use Preferences -> Mantid -> Instrument to update your facility information.";
const QString error = errorTemplate.arg( userFacility.c_str(), supportedFacilitiesStr.c_str() );
QMessageBox::warning(this, "Unsupported facility", error);
}
m_uiForm.fitBrowser->init();
// alow appending files
m_uiForm.mwRunFiles->allowMultipleFiles(true);
// Further set initial look
startUpLook();
m_uiForm.mwRunFiles->readSettings(m_settingsGroup + "mwRunFilesBrowse");
connect(m_uiForm.previousRun, SIGNAL(clicked()), this, SLOT(checkAppendingPreviousRun()));
connect(m_uiForm.nextRun, SIGNAL(clicked()), this, SLOT(checkAppendingNextRun()));
m_optionTab = new MuonAnalysisOptionTab(m_uiForm, m_settingsGroup);
m_optionTab->initLayout();
// Add the graphs back to mantid if the user selects not to hide graphs on settings tab.
connect(m_optionTab, SIGNAL(notHidingGraphs()), this, SLOT(showAllPlotWindows()));
m_fitDataTab = new MuonAnalysisFitDataTab(m_uiForm);
m_fitDataTab->init();
m_resultTableTab = new MuonAnalysisResultTableTab(m_uiForm);
connect(m_resultTableTab, SIGNAL(runPythonCode(const QString&, bool)),
this, SIGNAL(runAsPythonScript(const QString&, bool)));
setCurrentDataName(NOT_AVAILABLE);
// connect guess alpha
connect(m_uiForm.guessAlphaButton, SIGNAL(clicked()), this, SLOT(guessAlphaClicked()));
// signal/slot connections to respond to changes in instrument selection combo boxes
connect(m_uiForm.instrSelector, SIGNAL(instrumentSelectionChanged(const QString&)), this, SLOT(userSelectInstrument(const QString&)));
// Load current
connect(m_uiForm.loadCurrent, SIGNAL(clicked()), this, SLOT(runLoadCurrent()));
// If group table change
// currentCellChanged ( int currentRow, int currentColumn, int previousRow, int previousColumn )
connect(m_uiForm.groupTable, SIGNAL(cellChanged(int, int)), this, SLOT(groupTableChanged(int, int)));
connect(m_uiForm.groupTable, SIGNAL(cellClicked(int, int)), this, SLOT(groupTableClicked(int, int)));
connect(m_uiForm.groupTable->verticalHeader(), SIGNAL(sectionClicked(int)), SLOT(groupTableClicked(int)));
// group table plot button
connect(m_uiForm.groupTablePlotButton, SIGNAL(clicked()), this, SLOT(runGroupTablePlotButton()));
// If pair table change
connect(m_uiForm.pairTable, SIGNAL(cellChanged(int, int)), this, SLOT(pairTableChanged(int, int)));
connect(m_uiForm.pairTable, SIGNAL(cellClicked(int, int)), this, SLOT(pairTableClicked(int, int)));
connect(m_uiForm.pairTable->verticalHeader(), SIGNAL(sectionClicked(int)), SLOT(pairTableClicked(int)));
// Pair table plot button
connect(m_uiForm.pairTablePlotButton, SIGNAL(clicked()), this, SLOT(runPairTablePlotButton()));
// save grouping
connect(m_uiForm.saveGroupButton, SIGNAL(clicked()), this, SLOT(runSaveGroupButton()));
// load grouping
connect(m_uiForm.loadGroupButton, SIGNAL(clicked()), this, SLOT(runLoadGroupButton()));
// clear grouping
connect(m_uiForm.clearGroupingButton, SIGNAL(clicked()), this, SLOT(runClearGroupingButton()));
// front plot button
connect(m_uiForm.frontPlotButton, SIGNAL(clicked()), this, SLOT(runFrontPlotButton()));
// front group/ group pair combobox
connect(m_uiForm.frontGroupGroupPairComboBox, SIGNAL(currentIndexChanged(int)), this,
SLOT(runFrontGroupGroupPairComboBox(int)));
connect(m_uiForm.hideToolbars, SIGNAL(toggled(bool)), this, SLOT(setToolbarsHidden(bool)));
// connect "?" (Help) Button
connect(m_uiForm.muonAnalysisHelp, SIGNAL(clicked()), this, SLOT(muonAnalysisHelpClicked()));
connect(m_uiForm.muonAnalysisHelpGrouping, SIGNAL(clicked()), this, SLOT(muonAnalysisHelpGroupingClicked()));
// add combo boxes to pairTable
for (int i = 0; i < m_uiForm.pairTable->rowCount(); i++)
{
m_uiForm.pairTable->setCellWidget(i,1, new QComboBox);
m_uiForm.pairTable->setCellWidget(i,2, new QComboBox);
}
// file input
connect(m_uiForm.mwRunFiles, SIGNAL(fileFindingFinished()), this, SLOT(inputFileChanged_MWRunFiles()));
connect(m_uiForm.timeZeroAuto, SIGNAL(stateChanged(int)), this, SLOT(setTimeZeroState(int)));
connect(m_uiForm.firstGoodDataAuto, SIGNAL(stateChanged(int)), this, SLOT(setFirstGoodDataState(int)));
// load previous saved values
loadAutoSavedValues(m_settingsGroup);
// connect the fit function widget buttons to their respective slots.
loadFittings();
// Detect when the tab is changed
connect(m_uiForm.tabWidget, SIGNAL(currentChanged(int)), this, SLOT(changeTab(int)));
connectAutoUpdate();
connectAutoSave();
// Muon scientists never fits peaks, hence they want the following parameter, set to a high number
ConfigService::Instance().setString("curvefitting.peakRadius","99");
connect(m_uiForm.deadTimeType, SIGNAL(currentIndexChanged(int)), this, SLOT(changeDeadTimeType(int) ) );
connect(m_uiForm.mwRunDeadTimeFile, SIGNAL(fileFindingFinished()), this, SLOT(deadTimeFileSelected() ) );
m_currentTab = m_uiForm.tabWidget->currentWidget();
}
/**
* Muon Analysis help (slot)
*/
void MuonAnalysis::muonAnalysisHelpClicked()
{
QDesktopServices::openUrl(QUrl(QString("http://www.mantidproject.org/") +
"MuonAnalysis"));
}
/**
* Muon Analysis Grouping help (slot)
*/
void MuonAnalysis::muonAnalysisHelpGroupingClicked()
{
QDesktopServices::openUrl(QUrl(QString("http://www.mantidproject.org/") +
"MuonAnalysisGrouping"));
}
/**
* Set the connected workspace name.
* @param name The new connected ws name
*/
void MuonAnalysis::setCurrentDataName(const QString& name)
{
m_currentDataName = name;
// Update labels
m_uiForm.connectedDataHome->setText("Connected: " + m_currentDataName);
m_uiForm.connectedDataGrouping->setText("Connected: " + m_currentDataName);
m_uiForm.connectedDataSettings->setText("Connected: " + m_currentDataName);
}
/**
* Front group/ group pair combobox (slot)
*/
void MuonAnalysis::runFrontGroupGroupPairComboBox(int index)
{
if ( index >= 0 )
updateFront();
}
/**
* Front plot button (slot)
*/
void MuonAnalysis::runFrontPlotButton()
{
if(m_updating)
return;
if (m_deadTimesChanged)
{
inputFileChanged(m_previousFilenames);
return;
}
plotSelectedItem();
}
/**
* Creates a plot of selected group/pair.
*/
void MuonAnalysis::plotSelectedItem()
{
// Get current index
int index = m_uiForm.frontGroupGroupPairComboBox->currentIndex();
if (index < 0)
{
index = 0;
m_uiForm.frontGroupGroupPairComboBox->setCurrentIndex(index);
}
else if (index >= numGroups())
{
// i.e. index points to a pair
m_pairTableRowInFocus = m_pairToRow[index-numGroups()]; // this can be improved
std::string str = m_uiForm.frontPlotFuncs->currentText().toStdString();
plotPair(str);
}
else
{
m_groupTableRowInFocus = m_groupToRow[index];
std::string str = m_uiForm.frontPlotFuncs->currentText().toStdString();
plotGroup(str);
}
}
/**
* If the instrument selection has changed (slot)
*
* @param prefix :: instrument name from QComboBox object
*/
void MuonAnalysis::userSelectInstrument(const QString& prefix)
{
if ( prefix != m_curInterfaceSetup )
{
runClearGroupingButton();
m_curInterfaceSetup = prefix;
// save this new choice
QSettings group;
group.beginGroup(m_settingsGroup + "instrument");
group.setValue("name", prefix);
}
}
/**
* Save grouping button (slot)
*/
void MuonAnalysis::runSaveGroupButton()
{
if ( numGroups() <= 0 )
{
QMessageBox::warning(this, "MantidPlot - MuonAnalysis", "No grouping to save.");
return;
}
QSettings prevValues;
prevValues.beginGroup(m_settingsGroup + "SaveOutput");
// Get value for "dir". If the setting doesn't exist then use
// the the path in "defaultsave.directory"
QString prevPath = prevValues.value("dir", QString::fromStdString(
ConfigService::Instance().getString("defaultsave.directory"))).toString();
QString filter;
filter.append("Files (*.xml *.XML)");
filter += ";;AllFiles (*.*)";
QString groupingFile = MantidQt::API::FileDialogHandler::getSaveFileName(this,
"Save Grouping file as", prevPath, filter);
// Add extension if the groupingFile specified doesn't have one. (Solving Linux problem).
if (!groupingFile.endsWith(".xml"))
groupingFile += ".xml";
if( ! groupingFile.isEmpty() )
{
Grouping groupingToSave;
parseGroupingTable(m_uiForm, groupingToSave);
saveGroupingToXML(groupingToSave, groupingFile.toStdString());
QString directory = QFileInfo(groupingFile).path();
prevValues.setValue("dir", directory);
}
}
/**
* Load grouping button (slot)
*/
void MuonAnalysis::runLoadGroupButton()
{
m_updating = true;
// Get grouping file
QSettings prevValues;
prevValues.beginGroup(m_settingsGroup + "LoadGroupFile");
// Get value for "dir". If the setting doesn't exist then use
// the the path in "defaultsave.directory"
QString prevPath = prevValues.value("dir", QString::fromStdString(
ConfigService::Instance().getString("defaultload.directory"))).toString();
QString filter;
filter.append("Files (*.xml *.XML)");
filter += ";;AllFiles (*.*)";
QString groupingFile = QFileDialog::getOpenFileName(this, "Load Grouping file", prevPath, filter);
if( groupingFile.isEmpty() || QFileInfo(groupingFile).isDir() )
return;
QString directory = QFileInfo(groupingFile).path();
prevValues.setValue("dir", directory);
Grouping loadedGrouping;
try
{
loadGroupingFromXML(groupingFile.toStdString(), loadedGrouping);
}
catch (Exception::FileError& e)
{
g_log.error("Unable to load grouping. Data left unchanged");
g_log.error(e.what());
m_updating = false;
return;
}
clearTablesAndCombo();
fillGroupingTable(loadedGrouping, m_uiForm);
// add number of detectors column to group table
int numRows = m_uiForm.groupTable->rowCount();
for (int i = 0; i < numRows; i++)
{
QTableWidgetItem *item = m_uiForm.groupTable->item(i,1);
if (!item)
break;
if ( item->text().isEmpty() )
break;
std::stringstream detNumRead;
try
{
detNumRead << numOfDetectors(item->text().toStdString());
m_uiForm.groupTable->setItem(i, 2, new QTableWidgetItem(detNumRead.str().c_str()));
}
catch (...)
{
m_uiForm.groupTable->setItem(i, 2, new QTableWidgetItem("Invalid"));
}
}
updateFront();
m_updating = false;
}
/**
* Clear grouping button (slot)
*/
void MuonAnalysis::runClearGroupingButton()
{
clearTablesAndCombo();
}
/**
* Group table plot button (slot)
*/
void MuonAnalysis::runGroupTablePlotButton()
{
if(m_updating)
return;
if (m_deadTimesChanged)
{
inputFileChanged(m_previousFilenames);
return;
}
plotGroup(m_uiForm.groupTablePlotChoice->currentText().toStdString());
}
/**
* Load current (slot)
*/
void MuonAnalysis::runLoadCurrent()
{
QString instname = m_uiForm.instrSelector->currentText().toUpper();
// If Argus data then simple
if ( instname == "ARGUS" )
{
QString argusDAE = "\\\\ndw828\\argusdata\\current cycle\\nexus\\argus0000000.nxs";
Poco::File l_path( argusDAE.toStdString() );
try
{
if ( !l_path.exists() )
{
QMessageBox::warning(this,"Mantid - MuonAnalysis",
QString("Can't load ARGUS Current data since\n") +
argusDAE + QString("\n") +
QString("does not seem to exist"));
return;
}
}
catch(Poco::Exception&)
{
QMessageBox::warning(this, "MantidPlot - MuonAnalysis", "Can't read from the selected directory, either the computer you are trying"
"\nto access is down or your computer is not currently connected to the network.");
return;
}
m_uiForm.mwRunFiles->setUserInput(argusDAE);
m_uiForm.mwRunFiles->setText("CURRENT RUN");
return;
}
if ( instname == "EMU" || instname == "HIFI" || instname == "MUSR")
{
std::string autosavePointsTo = "";
std::string autosaveFile = "\\\\" + instname.toStdString() + "\\data\\autosave.run";
Poco::File pathAutosave( autosaveFile );
try // check if exists
{
if ( pathAutosave.exists() )
{
std::ifstream autofileIn(autosaveFile.c_str(), std::ifstream::in);
autofileIn >> autosavePointsTo;
}
}
catch(Poco::Exception&)
{
QMessageBox::warning(this, "MantidPlot - MuonAnalysis", "Can't read from the selected directory, either the computer you are trying"
"\nto access is down or your computer is not currently connected to the network.");
return;
}
QString psudoDAE;
if ( autosavePointsTo.empty() )
psudoDAE = "\\\\" + instname + "\\data\\" + instname + "auto_A.tmp";
else
psudoDAE = "\\\\" + instname + "\\data\\" + autosavePointsTo.c_str();
Poco::File l_path( psudoDAE.toStdString() );
try
{
if ( !l_path.exists() )
{
QMessageBox::warning(this,"Mantid - MuonAnalysis",
QString("Can't load ") + "Current data since\n" +
psudoDAE + QString("\n") +
QString("does not seem to exist"));
return;
}
}
catch(Poco::Exception&)
{
QMessageBox::warning(this,"Mantid - MuonAnalysis",
QString("Can't load ") + "Current data since\n" +
psudoDAE + QString("\n") +
QString("does not seem to exist"));
return;
}
m_uiForm.mwRunFiles->setUserInput(psudoDAE);
m_uiForm.mwRunFiles->setText("CURRENT RUN");
return;
}
QString daename = "NDX" + instname;
// Load dae file
AnalysisDataService::Instance().remove(m_workspace_name);
// " " + QString(m_workspace_name.c_str()) + "LoadDAE('" + daename + "')\n"
QString pyString =
"import sys\n"
"try:\n"
" " + QString(m_workspace_name.c_str()) + "LoadDAE('" + daename + "')\n"
"except SystemExit, message:\n"
" print str(message)";
QString pyOutput = runPythonCode( pyString ).trimmed();
// if output is none empty something has gone wrong
if ( !pyOutput.toStdString().empty() )
{
m_optionTab->noDataAvailable();
QMessageBox::warning(this, "MantidPlot - MuonAnalysis", "Can't read from " + daename + ". Plotting disabled");
return;
}
m_optionTab->nowDataAvailable();
// Get hold of a pointer to a matrix workspace and apply grouping if applicatable
Workspace_sptr workspace_ptr = AnalysisDataService::Instance().retrieve(m_workspace_name);
WorkspaceGroup_sptr wsPeriods = boost::dynamic_pointer_cast<WorkspaceGroup>(workspace_ptr);
MatrixWorkspace_sptr matrix_workspace;
int numPeriods = 1; // 1 may mean either a group with one period or simply just 1 normal matrix workspace
if (wsPeriods)
{
numPeriods = wsPeriods->getNumberOfEntries();
Workspace_sptr workspace_ptr1 = AnalysisDataService::Instance().retrieve(m_workspace_name + "_1");
matrix_workspace = boost::dynamic_pointer_cast<MatrixWorkspace>(workspace_ptr1);
}
else
{
matrix_workspace = boost::dynamic_pointer_cast<MatrixWorkspace>(workspace_ptr);
}
if ( !isGroupingSet() )
setDummyGrouping( matrix_workspace->getInstrument() );
groupLoadedWorkspace();
// Populate instrument fields
std::stringstream str;
str << "Description: ";
int nDet = static_cast<int>(matrix_workspace->getInstrument()->getDetectorIDs().size());
str << nDet;
str << " detector spectrometer, main field ";
str << "unknown";
str << " to muon polarisation";
m_uiForm.instrumentDescription->setText(str.str().c_str());
// Populate run information text field
std::string infoStr = "Number of spectra in data = ";
infoStr += boost::lexical_cast<std::string>(matrix_workspace->getNumberHistograms()) + "\n";
infoStr += "Title: ";
infoStr += matrix_workspace->getTitle() + "\n" + "Comment: "
+ matrix_workspace->getComment();
m_uiForm.infoBrowser->setText(infoStr.c_str());
// If number of periods has changed -> update period widgets
if(numPeriods != m_uiForm.homePeriodBox1->count())
updatePeriodWidgets(numPeriods);
}
/**
* Pair table plot button (slot)
*/
void MuonAnalysis::runPairTablePlotButton()
{
if(m_updating)
return;
if (m_deadTimesChanged)
{
inputFileChanged(m_previousFilenames);
return;
}
m_uiForm.frontPlotFuncs->setCurrentIndex(m_uiForm.pairTablePlotChoice->currentIndex());
// if something sensible in row then update front
int currentSelection(m_uiForm.pairTable->currentRow());
if (currentSelection >= 0)
{
int index (numGroups() + currentSelection);
if (m_uiForm.frontGroupGroupPairComboBox->count() >= index)
{
m_uiForm.frontGroupGroupPairComboBox->setCurrentIndex(index);
plotPair(m_uiForm.pairTablePlotChoice->currentText().toStdString());
}
}
else
{
m_uiForm.frontGroupGroupPairComboBox->setCurrentIndex(numGroups()); //if two groups then index 2 will be pair group
plotPair(m_uiForm.pairTablePlotChoice->currentText().toStdString());
}
}
/**
* Pair table vertical lable clicked (slot)
*/
void MuonAnalysis::pairTableClicked(int row)
{
m_pairTableRowInFocus = row;
// if something sensible in row then update front
int pNum = getPairNumberFromRow(row);
if ( pNum >= 0 )
{
m_uiForm.frontGroupGroupPairComboBox->setCurrentIndex(pNum+numGroups());
updateFront();
}
}
/**
* Pair table clicked (slot)
*/
void MuonAnalysis::pairTableClicked(int row, int column)
{
(void) column;
pairTableClicked(row);
}
/**
* Group table clicked (slot)
*/
void MuonAnalysis::groupTableClicked(int row, int column)
{
(void) column;
groupTableClicked(row);
}
/**
* Group table clicked (slot)
*/
void MuonAnalysis::groupTableClicked(int row)
{
m_groupTableRowInFocus = row;
// if something sensible in row then update front
int gNum = getGroupNumberFromRow(row);
if ( gNum >= 0 )
{
m_uiForm.frontGroupGroupPairComboBox->setCurrentIndex(gNum);
updateFront();
m_uiForm.frontPlotFuncs->setCurrentIndex(m_uiForm.groupTablePlotChoice->currentIndex());
}
}
/**
* Group table changed, e.g. if: (slot)
*
* 1) user changed detector sequence
* 2) user type in a group name
*
* @param row :: row number
* @param column :: column number
*/
void MuonAnalysis::groupTableChanged(int row, int column)
{
// changes to the IDs
if ( column == 1 )
{
QTableWidgetItem* itemNdet = m_uiForm.groupTable->item(row,2);
QTableWidgetItem *item = m_uiForm.groupTable->item(row,1);
// if IDs list has been changed to empty string
if (item->text() == "")
{
if (itemNdet)
itemNdet->setText("");
}
else
{
int numDet = numOfDetectors(item->text().toStdString());
std::stringstream detNumRead;
if (numDet > 0 )
{
detNumRead << numDet;
if (itemNdet == NULL)
m_uiForm.groupTable->setItem(row,2, new QTableWidgetItem(detNumRead.str().c_str()));
else
{
itemNdet->setText(detNumRead.str().c_str());
}
}
else
{
if (itemNdet == NULL)
m_uiForm.groupTable->setItem(row,2, new QTableWidgetItem("Invalid IDs string"));
else
m_uiForm.groupTable->item(row, 2)->setText("Invalid IDs string");
}
}
}
// Change to group name
if ( column == 0 )
{
QTableWidgetItem *itemName = m_uiForm.groupTable->item(row,0);
if ( itemName == NULL ) // this should never happen
m_uiForm.groupTable->setItem(row,0, new QTableWidgetItem(""));
if ( itemName->text() != "" )
{
// check that the group name entered does not already exist
for (int i = 0; i < m_uiForm.groupTable->rowCount(); i++)
{
if (i==row)
continue;
QTableWidgetItem *item = m_uiForm.groupTable->item(i,0);
if (item)
{
if ( item->text() == itemName->text() )
{
QMessageBox::warning(this, "MantidPlot - MuonAnalysis", "Group names must be unique. Please re-enter Group name.");
itemName->setText("");
break;
}
}
}
}
}
whichGroupToWhichRow(m_uiForm, m_groupToRow);
updatePairTable();
updateFrontAndCombo();
if ( m_loaded && ! m_updating )
groupLoadedWorkspace();
}
/**
* Pair table changed, e.g. if: (slot)
*
* 1) user changed alpha value
* 2) pair name changed
*
* @param row :: row number
* @param column:: column number
*/
void MuonAnalysis::pairTableChanged(int row, int column)
{
// alpha been modified
if ( column == 3 )
{
QTableWidgetItem* itemAlpha = m_uiForm.pairTable->item(row,3);
if ( !itemAlpha->text().toStdString().empty() )
{
try
{
boost::lexical_cast<double>(itemAlpha->text().toStdString().c_str());
} catch (boost::bad_lexical_cast&)
{
QMessageBox::warning(this, "MantidPlot - MuonAnalysis", "Alpha must be a number.");
itemAlpha->setText("");
return;
}
}
whichPairToWhichRow(m_uiForm, m_pairToRow);
updateFrontAndCombo();
}
// pair name been modified
if ( column == 0 )
{
QTableWidgetItem *itemName = m_uiForm.pairTable->item(row,0);
if ( itemName == NULL ) // this should never happen
m_uiForm.pairTable->setItem(row,0, new QTableWidgetItem(""));
if ( itemName->text() != "" )
{
// check that the group name entered does not already exist
for (int i = 0; i < m_uiForm.pairTable->rowCount(); i++)
{
if (i==row)
continue;
QTableWidgetItem *item = m_uiForm.pairTable->item(i,0);
if (item)
{
if ( item->text() == itemName->text() )
{
QMessageBox::warning(this, "MantidPlot - MuonAnalysis", "Pair names must be unique. Please re-enter Pair name.");
itemName->setText("");
}
}
}
}
whichPairToWhichRow(m_uiForm, m_pairToRow);
updateFrontAndCombo();
// check to see if alpha is specified (if name!="") and if not
// assign a default of 1.0
if ( itemName->text() != "" )
{
QTableWidgetItem* itemAlpha = m_uiForm.pairTable->item(row,3);
if (itemAlpha)
{
if ( itemAlpha->text().toStdString().empty() )
{
itemAlpha->setText("1.0");
}
}
else
{
m_uiForm.pairTable->setItem(row,3, new QTableWidgetItem("1.0"));
}
}
}
}
/**
* Update pair table
*/
void MuonAnalysis::updatePairTable()
{
// number of groups has dropped below 2 and pair names specified then
// clear pair table
if ( numGroups() < 2 && numPairs() > 0 )
{
m_uiForm.pairTable->clearContents();
for (int i = 0; i < m_uiForm.pairTable->rowCount(); i++)
{
m_uiForm.pairTable->setCellWidget(i,1, new QComboBox);
m_uiForm.pairTable->setCellWidget(i,2, new QComboBox);
}
updateFrontAndCombo();
return;
}
else if ( numGroups() < 2 && numPairs() <= 0 )
{
return;
}
// get previous number of groups as listed in the pair comboboxes
QComboBox* qwF = static_cast<QComboBox*>(m_uiForm.pairTable->cellWidget(0,1));
int previousNumGroups = qwF->count(); // how many groups listed in pair combobox
int newNumGroups = numGroups();
// reset context of combo boxes
for (int i = 0; i < m_uiForm.pairTable->rowCount(); i++)
{
QComboBox* qwF = static_cast<QComboBox*>(m_uiForm.pairTable->cellWidget(i,1));
QComboBox* qwB = static_cast<QComboBox*>(m_uiForm.pairTable->cellWidget(i,2));
if (previousNumGroups < newNumGroups)
{
// then need to increase the number of entrees in combo box
for (int ii = 1; ii <= newNumGroups-previousNumGroups; ii++)
{
qwF->addItem(""); // effectively here just allocate space for extra items
qwB->addItem("");
}
}
else if (previousNumGroups > newNumGroups)
{
// then need to decrease the number of entrees in combo box
for (int ii = 1; ii <= previousNumGroups-newNumGroups; ii++)
{
qwF->removeItem(qwF->count()-1); // remove top items
qwB->removeItem(qwB->count()-1);
}
// further for this case check that none of the current combo box
// indexes are larger than the number of groups
if ( qwF->currentIndex()+1 > newNumGroups || qwB->currentIndex()+1 > newNumGroups )
{
qwF->setCurrentIndex(0);
qwB->setCurrentIndex(1);
}
}
if ( qwF->currentIndex() == 0 && qwB->currentIndex() == 0 )
qwB->setCurrentIndex(1);
// re-populate names in combo boxes with group names
for (int ii = 0; ii < newNumGroups; ii++)
{
qwF->setItemText(ii, m_uiForm.groupTable->item(m_groupToRow[ii],0)->text());
qwB->setItemText(ii, m_uiForm.groupTable->item(m_groupToRow[ii],0)->text());
}
}
}
/**
* Slot called when the input file is changed.
*/
void MuonAnalysis::inputFileChanged_MWRunFiles()
{
// Handle changed input, then turn buttons back on.
handleInputFileChanges();
allowLoading(true);
}
/**
* Do some check when reading from MWRun, before actually reading new data file, to see if file is valid
*/
void MuonAnalysis::handleInputFileChanges()
{
if ( m_uiForm.mwRunFiles->getText().isEmpty() )