diff --git a/src/kdefrontend/datasources/ImportFileWidget.cpp b/src/kdefrontend/datasources/ImportFileWidget.cpp index 49becfe3d..f2c622fc7 100644 --- a/src/kdefrontend/datasources/ImportFileWidget.cpp +++ b/src/kdefrontend/datasources/ImportFileWidget.cpp @@ -1,1125 +1,1142 @@ /*************************************************************************** File : ImportFileWidget.cpp Project : LabPlot Description : import file data widget -------------------------------------------------------------------- Copyright : (C) 2009-2017 Stefan Gerlach (stefan.gerlach@uni.kn) Copyright : (C) 2009-2017 Alexander Semke (alexander.semke@web.de) Copyright : (C) 2017 Fabian Kristof (fkristofszabolcs@gmail.com) ***************************************************************************/ /*************************************************************************** * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * * This program is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * * GNU General Public License for more details. * * * * You should have received a copy of the GNU General Public License * * along with this program; if not, write to the Free Software * * Foundation, Inc., 51 Franklin Street, Fifth Floor, * * Boston, MA 02110-1301 USA * * * ***************************************************************************/ #include "ImportFileWidget.h" #include "FileInfoDialog.h" #include "backend/datasources/filters/AsciiFilter.h" #include "backend/datasources/filters/BinaryFilter.h" #include "backend/datasources/filters/HDF5Filter.h" #include "backend/datasources/filters/NetCDFFilter.h" #include "backend/datasources/filters/ImageFilter.h" #include "backend/datasources/filters/FITSFilter.h" #include "AsciiOptionsWidget.h" #include "BinaryOptionsWidget.h" #include "HDF5OptionsWidget.h" #include "ImageOptionsWidget.h" #include "NetCDFOptionsWidget.h" #include "FITSOptionsWidget.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include /*! \class ImportFileWidget \brief Widget for importing data from a file. \ingroup kdefrontend */ ImportFileWidget::ImportFileWidget(QWidget* parent, const QString& fileName) : QWidget(parent), m_fileName(fileName), m_fileEmpty(false), m_liveDataSource(true), m_suppressRefresh(false) { ui.setupUi(this); QCompleter* completer = new QCompleter(this); completer->setModel(new QDirModel); ui.leFileName->setCompleter(completer); ui.cbFileType->addItems(LiveDataSource::fileTypes()); QStringList filterItems; filterItems << i18n("Automatic") << i18n("Custom"); ui.cbFilter->addItems(filterItems); // file type specific option widgets QWidget* asciiw = new QWidget(); m_asciiOptionsWidget = std::unique_ptr(new AsciiOptionsWidget(asciiw)); ui.swOptions->insertWidget(LiveDataSource::Ascii, asciiw); QWidget* binaryw = new QWidget(); m_binaryOptionsWidget = std::unique_ptr(new BinaryOptionsWidget(binaryw)); ui.swOptions->insertWidget(LiveDataSource::Binary, binaryw); QWidget* imagew = new QWidget(); m_imageOptionsWidget = std::unique_ptr(new ImageOptionsWidget(imagew)); ui.swOptions->insertWidget(LiveDataSource::Image, imagew); QWidget* hdf5w = new QWidget(); m_hdf5OptionsWidget = std::unique_ptr(new HDF5OptionsWidget(hdf5w, this)); ui.swOptions->insertWidget(LiveDataSource::HDF5, hdf5w); QWidget* netcdfw = new QWidget(); m_netcdfOptionsWidget = std::unique_ptr(new NetCDFOptionsWidget(netcdfw, this)); ui.swOptions->insertWidget(LiveDataSource::NETCDF, netcdfw); QWidget* fitsw = new QWidget(); m_fitsOptionsWidget = std::unique_ptr(new FITSOptionsWidget(fitsw, this)); ui.swOptions->insertWidget(LiveDataSource::FITS, fitsw); // the table widget for preview m_twPreview = new QTableWidget(ui.tePreview); m_twPreview->verticalHeader()->hide(); m_twPreview->setEditTriggers(QTableWidget::NoEditTriggers); QHBoxLayout* layout = new QHBoxLayout; layout->addWidget(m_twPreview); ui.tePreview->setLayout(layout); m_twPreview->hide(); // default filter ui.swOptions->setCurrentIndex(LiveDataSource::Ascii); #if !defined(HAVE_HDF5) || !defined(HAVE_NETCDF) || !defined(HAVE_FITS) const QStandardItemModel* model = qobject_cast(ui.cbFileType->model()); #endif #ifndef HAVE_HDF5 // disable HDF5 item QStandardItem* item = model->item(LiveDataSource::HDF5); item->setFlags(item->flags() & ~(Qt::ItemIsSelectable | Qt::ItemIsEnabled)); #endif #ifndef HAVE_NETCDF // disable NETCDF item QStandardItem* item2 = model->item(LiveDataSource::NETCDF); item2->setFlags(item2->flags() & ~(Qt::ItemIsSelectable | Qt::ItemIsEnabled)); #endif #ifndef HAVE_FITS // disable FITS item QStandardItem* item3 = model->item(LiveDataSource::FITS); item3->setFlags(item3->flags() & ~(Qt::ItemIsSelectable | Qt::ItemIsEnabled)); #endif ui.lePort->setValidator( new QIntValidator(ui.lePort) ); ui.gbOptions->hide(); ui.gbUpdateOptions->hide(); ui.bOpen->setIcon( QIcon::fromTheme("document-open") ); ui.bFileInfo->setIcon( QIcon::fromTheme("help-about") ); ui.bManageFilters->setIcon( QIcon::fromTheme("configure") ); ui.bSaveFilter->setIcon( QIcon::fromTheme("document-save") ); ui.bRefreshPreview->setIcon( QIcon::fromTheme("view-refresh") ); connect( ui.leFileName, SIGNAL(textChanged(QString)), SLOT(fileNameChanged(QString)) ); connect( ui.bOpen, SIGNAL(clicked()), this, SLOT (selectFile()) ); connect( ui.bFileInfo, SIGNAL(clicked()), this, SLOT (fileInfoDialog()) ); connect( ui.bSaveFilter, SIGNAL(clicked()), this, SLOT (saveFilter()) ); connect( ui.bManageFilters, SIGNAL(clicked()), this, SLOT (manageFilters()) ); connect( ui.cbFileType, SIGNAL(currentIndexChanged(int)), SLOT(fileTypeChanged(int)) ); connect( ui.cbUpdateType, SIGNAL(currentIndexChanged(int)), this, SLOT(updateTypeChanged(int))); connect( ui.cbReadType, SIGNAL(currentIndexChanged(int)), this, SLOT(readingTypeChanged(int))); connect( ui.cbFilter, SIGNAL(activated(int)), SLOT(filterChanged(int)) ); connect( ui.bRefreshPreview, SIGNAL(clicked()), SLOT(refreshPreview()) ); connect(ui.leHost, SIGNAL(textChanged(QString)), this, SIGNAL(hostChanged())); connect(ui.lePort, SIGNAL(textChanged(QString)), this, SIGNAL(portChanged())); connect( ui.cbSourceType, SIGNAL(currentIndexChanged(int)), this, SLOT(sourceTypeChanged(int))); //TODO: implement save/load of user-defined settings later and activate these buttons again ui.bSaveFilter->hide(); ui.bManageFilters->hide(); //defer the loading of settings a bit in order to show the dialog prior to blocking the GUI in refreshPreview() QTimer::singleShot( 100, this, SLOT(loadSettings()) ); } void ImportFileWidget::loadSettings() { m_suppressRefresh = true; //load last used settings QString confName; if (m_liveDataSource) confName = QLatin1String("LiveDataImport"); else confName = QLatin1String("FileImport"); KConfigGroup conf(KSharedConfig::openConfig(), confName); //settings for data type specific widgets m_asciiOptionsWidget->loadSettings(); m_binaryOptionsWidget->loadSettings(); m_imageOptionsWidget->loadSettings(); //read the source type first since settings in fileNameChanged() depend on this ui.cbSourceType->setCurrentIndex(conf.readEntry("SourceType").toInt()); //general settings ui.cbFileType->setCurrentIndex(conf.readEntry("Type", 0)); ui.cbFilter->setCurrentIndex(conf.readEntry("Filter", 0)); filterChanged(ui.cbFilter->currentIndex()); // needed if filter is not changed if (m_fileName.isEmpty()) ui.leFileName->setText(conf.readEntry("LastImportedFile", "")); else ui.leFileName->setText(m_fileName); //live data related settings ui.cbBaudRate->setCurrentIndex(conf.readEntry("BaudRate").toInt()); ui.cbReadType->setCurrentIndex(conf.readEntry("ReadType").toInt()); ui.cbSerialPort->setCurrentIndex(conf.readEntry("SerialPort").toInt()); ui.cbUpdateType->setCurrentIndex(conf.readEntry("UpdateType").toInt()); ui.leHost->setText(conf.readEntry("Host","")); ui.leKeepLastValues->setText(conf.readEntry("KeepLastNValues","")); ui.lePort->setText(conf.readEntry("Port","")); ui.sbSampleRate->setValue(conf.readEntry("SampleRate").toInt()); ui.sbUpdateInterval->setValue(conf.readEntry("UpdateInterval").toInt()); m_suppressRefresh = false; refreshPreview(); } ImportFileWidget::~ImportFileWidget() { // save current settings QString confName; if (m_liveDataSource) confName = QLatin1String("LiveDataImport"); else confName = QLatin1String("FileImport"); KConfigGroup conf(KSharedConfig::openConfig(), confName); // general settings conf.writeEntry("Type", ui.cbFileType->currentIndex()); conf.writeEntry("Filter", ui.cbFilter->currentIndex()); conf.writeEntry("LastImportedFile", ui.leFileName->text()); //live data related settings conf.writeEntry("SourceType", ui.cbSourceType->currentIndex()); conf.writeEntry("UpdateType", ui.cbUpdateType->currentIndex()); conf.writeEntry("ReadType", ui.cbReadType->currentIndex()); conf.writeEntry("SampleRate", ui.sbSampleRate->value()); conf.writeEntry("KeepLastNValues", ui.leKeepLastValues->text()); conf.writeEntry("BaudRate", ui.cbBaudRate->currentIndex()); conf.writeEntry("SerialPort", ui.cbSerialPort->currentIndex()); conf.writeEntry("Host", ui.leHost->text()); conf.writeEntry("Port", ui.lePort->text()); conf.writeEntry("UpdateInterval", ui.sbUpdateInterval->value()); // data type specific settings m_asciiOptionsWidget->saveSettings(); m_binaryOptionsWidget->saveSettings(); m_imageOptionsWidget->saveSettings(); } void ImportFileWidget::hideDataSource() { m_liveDataSource = false; ui.gbUpdateOptions->hide(); ui.chbLinkFile->hide(); ui.cbBaudRate->hide(); ui.lBaudRate->hide(); ui.lHost->hide(); ui.leHost->hide(); ui.lPort->hide(); ui.lePort->hide(); ui.cbSerialPort->hide(); ui.lSerialPort->hide(); ui.lSourceType->hide(); ui.cbSourceType->hide(); ui.cbUpdateType->hide(); ui.lUpdateType->hide(); ui.sbUpdateInterval->hide(); ui.lUpdateInterval->hide(); } void ImportFileWidget::showAsciiHeaderOptions(bool b) { m_asciiOptionsWidget->showAsciiHeaderOptions(b); } void ImportFileWidget::showOptions(bool b) { ui.gbOptions->setVisible(b); if (m_liveDataSource) ui.gbUpdateOptions->setVisible(b); resize(layout()->minimumSize()); } QString ImportFileWidget::fileName() const { if (currentFileType() == LiveDataSource::FITS) { QString extensionName = m_fitsOptionsWidget->currentExtensionName(); if (!extensionName.isEmpty()) return ui.leFileName->text() + QLatin1String("[") + extensionName + QLatin1String("]"); } return ui.leFileName->text(); } /*! * returns \c true if the number of lines to be imported from the currently selected file is zero ("file is empty"), * returns \c false otherwise. */ bool ImportFileWidget::isFileEmpty() const { return m_fileEmpty; } QString ImportFileWidget::host() const { return ui.leHost->text(); } QString ImportFileWidget::port() const { return ui.lePort->text(); } QString ImportFileWidget::serialPort() const { return ui.cbSerialPort->currentText(); } int ImportFileWidget::baudRate() const { return ui.cbBaudRate->currentText().toInt(); } /*! saves the settings to the data source \c source. */ void ImportFileWidget::saveSettings(LiveDataSource* source) const { LiveDataSource::FileType fileType = static_cast(ui.cbFileType->currentIndex()); LiveDataSource::UpdateType updateType = static_cast(ui.cbUpdateType->currentIndex()); LiveDataSource::SourceType sourceType = static_cast(ui.cbSourceType->currentIndex()); LiveDataSource::ReadingType readingType = static_cast(ui.cbReadType->currentIndex()); source->setComment( ui.leFileName->text() ); source->setFileType(fileType); source->setFilter(this->currentFileFilter()); source->setSourceType(sourceType); source->setReadingType(readingType); if (updateType == LiveDataSource::UpdateType::TimeInterval) source->setUpdateInterval(ui.sbUpdateInterval->value()); else source->setFileWatched(true); if (!ui.leKeepLastValues->text().isEmpty()) { source->setKeepLastValues(true); source->setKeepNvalues(ui.leKeepLastValues->text().toInt()); } source->setUpdateType(updateType); if (readingType != LiveDataSource::ReadingType::TillEnd) source->setSampleRate(ui.sbSampleRate->value()); switch (sourceType) { case LiveDataSource::SourceType::FileOrPipe: source->setFileName( ui.leFileName->text() ); source->setFileLinked( ui.chbLinkFile->isChecked() ); break; case LiveDataSource::SourceType::LocalSocket: source->setLocalSocketName(ui.leFileName->text()); break; case LiveDataSource::SourceType::NetworkTcpSocket: case LiveDataSource::SourceType::NetworkUdpSocket: source->setHost(ui.leHost->text()); source->setPort((quint16)ui.lePort->text().toInt()); break; case LiveDataSource::SourceType::SerialPort: source->setBaudRate(ui.cbBaudRate->currentText().toInt()); source->setSerialPort(ui.cbSerialPort->currentText()); break; default: break; } } /*! returns the currently used file type. */ LiveDataSource::FileType ImportFileWidget::currentFileType() const { return static_cast(ui.cbFileType->currentIndex()); } LiveDataSource::SourceType ImportFileWidget::currentSourceType() const { return static_cast(ui.cbSourceType->currentIndex()); } /*! returns the currently used filter. */ AbstractFileFilter* ImportFileWidget::currentFileFilter() const { DEBUG("currentFileFilter()"); LiveDataSource::FileType fileType = static_cast(ui.cbFileType->currentIndex()); switch (fileType) { case LiveDataSource::Ascii: { //TODO std::unique_ptr filter(new AsciiFilter()); AsciiFilter* filter = new AsciiFilter(); if (ui.cbFilter->currentIndex() == 0) //"automatic" filter->setAutoModeEnabled(true); else if (ui.cbFilter->currentIndex() == 1) { //"custom" filter->setAutoModeEnabled(false); m_asciiOptionsWidget->applyFilterSettings(filter); } else filter->loadFilterSettings( ui.cbFilter->currentText() ); //save the data portion to import filter->setStartRow( ui.sbStartRow->value()); filter->setEndRow( ui.sbEndRow->value() ); filter->setStartColumn( ui.sbStartColumn->value()); filter->setEndColumn( ui.sbEndColumn->value()); return filter; } case LiveDataSource::Binary: { BinaryFilter* filter = new BinaryFilter(); if ( ui.cbFilter->currentIndex() == 0 ) //"automatic" filter->setAutoModeEnabled(true); else if ( ui.cbFilter->currentIndex() == 1 ) { //"custom" filter->setAutoModeEnabled(false); m_binaryOptionsWidget->applyFilterSettings(filter); } else { //TODO: load filter settings // filter->setFilterName( ui.cbFilter->currentText() ); } filter->setStartRow( ui.sbStartRow->value() ); filter->setEndRow( ui.sbEndRow->value() ); return filter; } case LiveDataSource::Image: { ImageFilter* filter = new ImageFilter(); filter->setImportFormat(m_imageOptionsWidget->currentFormat()); filter->setStartRow( ui.sbStartRow->value() ); filter->setEndRow( ui.sbEndRow->value() ); filter->setStartColumn( ui.sbStartColumn->value() ); filter->setEndColumn( ui.sbEndColumn->value() ); return filter; } case LiveDataSource::HDF5: { HDF5Filter* filter = new HDF5Filter(); QStringList names = selectedHDF5Names(); if (!names.isEmpty()) filter->setCurrentDataSetName(names[0]); filter->setStartRow( ui.sbStartRow->value() ); filter->setEndRow( ui.sbEndRow->value() ); filter->setStartColumn( ui.sbStartColumn->value() ); filter->setEndColumn( ui.sbEndColumn->value() ); return filter; } case LiveDataSource::NETCDF: { NetCDFFilter* filter = new NetCDFFilter(); if (!selectedNetCDFNames().isEmpty()) filter->setCurrentVarName(selectedNetCDFNames()[0]); filter->setStartRow( ui.sbStartRow->value() ); filter->setEndRow( ui.sbEndRow->value() ); filter->setStartColumn( ui.sbStartColumn->value() ); filter->setEndColumn( ui.sbEndColumn->value() ); return filter; } case LiveDataSource::FITS: { FITSFilter* filter = new FITSFilter(); filter->setStartRow( ui.sbStartRow->value()); filter->setEndRow( ui.sbEndRow->value() ); filter->setStartColumn( ui.sbStartColumn->value()); filter->setEndColumn( ui.sbEndColumn->value()); return filter; } } return 0; } /*! opens a file dialog and lets the user select the file data source. */ void ImportFileWidget::selectFile() { KConfigGroup conf(KSharedConfig::openConfig(), "ImportFileWidget"); QString dir = conf.readEntry("LastDir", ""); QString path = QFileDialog::getOpenFileName(this, i18n("Select the File Data Source"), dir); if (path.isEmpty()) return; //cancel was clicked in the file-dialog int pos = path.lastIndexOf(QDir::separator()); if (pos != -1) { QString newDir = path.left(pos); if (newDir != dir) conf.writeEntry("LastDir", newDir); } ui.leFileName->setText(path); //TODO: decide whether the selection of several files should be possible // QStringList filelist = QFileDialog::getOpenFileNames(this,i18n("Select one or more files to open")); // if (! filelist.isEmpty() ) // ui.leFileName->setText(filelist.join(";")); } /************** SLOTS **************************************************************/ /*! called on file name changes. Determines the file format (ASCII, binary etc.), if the file exists, and activates the corresponding options. */ void ImportFileWidget::fileNameChanged(const QString& name) { QString fileName = name; #ifndef HAVE_WINDOWS // make relative path if ( !fileName.isEmpty() && fileName.left(1) != QDir::separator()) fileName = QDir::homePath() + QDir::separator() + fileName; #endif bool fileExists = QFile::exists(fileName); if (fileExists) ui.leFileName->setStyleSheet(""); else ui.leFileName->setStyleSheet("QLineEdit{background:red;}"); ui.gbOptions->setEnabled(fileExists); - ui.bFileInfo->setEnabled(fileExists); - ui.cbFileType->setEnabled(fileExists); - ui.cbFilter->setEnabled(fileExists); ui.bManageFilters->setEnabled(fileExists); + ui.cbFilter->setEnabled(fileExists); + ui.cbFileType->setEnabled(fileExists); + ui.bFileInfo->setEnabled(fileExists); ui.chbLinkFile->setEnabled(fileExists); if (!fileExists) { //file doesn't exist -> delete the content preview that is still potentially //available from the previously selected file ui.tePreview->clear(); m_twPreview->clear(); m_hdf5OptionsWidget->clear(); m_netcdfOptionsWidget->clear(); m_fitsOptionsWidget->clear(); emit fileNameChanged(); return; } if (currentSourceType() == LiveDataSource::FileOrPipe) { QString fileInfo; #ifndef HAVE_WINDOWS //check, if we can guess the file type by content QProcess* proc = new QProcess(this); QStringList args; args << "-b" << ui.leFileName->text(); proc->start("file", args); if (proc->waitForReadyRead(1000) == false) { QDEBUG("ERROR: reading file type of file" << fileName); return; } fileInfo = proc->readLine(); #endif QByteArray imageFormat = QImageReader::imageFormat(fileName); if (fileInfo.contains(QLatin1String("compressed data")) || fileInfo.contains(QLatin1String("ASCII")) || fileName.endsWith(QLatin1String("dat"), Qt::CaseInsensitive) || fileName.endsWith(QLatin1String("txt"), Qt::CaseInsensitive)) { //probably ascii data ui.cbFileType->setCurrentIndex(LiveDataSource::Ascii); } else if (fileInfo.contains(QLatin1String("Hierarchical Data Format")) || fileName.endsWith(QLatin1String("h5"), Qt::CaseInsensitive) || fileName.endsWith(QLatin1String("hdf"), Qt::CaseInsensitive) || fileName.endsWith(QLatin1String("hdf5"), Qt::CaseInsensitive) ) { ui.cbFileType->setCurrentIndex(LiveDataSource::HDF5); // update HDF5 tree widget using current selected file m_hdf5OptionsWidget->updateContent((HDF5Filter*)this->currentFileFilter(), fileName); } else if (fileInfo.contains(QLatin1String("NetCDF Data Format")) || fileName.endsWith(QLatin1String("nc"), Qt::CaseInsensitive) || fileName.endsWith(QLatin1String("netcdf"), Qt::CaseInsensitive) || fileName.endsWith(QLatin1String("cdf"), Qt::CaseInsensitive)) { ui.cbFileType->setCurrentIndex(LiveDataSource::NETCDF); // update NetCDF tree widget using current selected file m_netcdfOptionsWidget->updateContent((NetCDFFilter*)this->currentFileFilter(), fileName); } else if (fileInfo.contains(QLatin1String("FITS image data")) || fileName.endsWith(QLatin1String("fits"), Qt::CaseInsensitive) || fileName.endsWith(QLatin1String("fit"), Qt::CaseInsensitive) || fileName.endsWith(QLatin1String("fts"), Qt::CaseInsensitive)) { #ifdef HAVE_FITS ui.cbFileType->setCurrentIndex(LiveDataSource::FITS); #endif // update FITS tree widget using current selected file m_fitsOptionsWidget->updateContent((FITSFilter*)this->currentFileFilter(), fileName); } else if (fileInfo.contains("image") || fileInfo.contains("bitmap") || !imageFormat.isEmpty()) ui.cbFileType->setCurrentIndex(LiveDataSource::Image); else ui.cbFileType->setCurrentIndex(LiveDataSource::Binary); } refreshPreview(); emit fileNameChanged(); } /*! saves the current filter settings */ void ImportFileWidget::saveFilter() { bool ok; QString text = QInputDialog::getText(this, i18n("Save Filter Settings as"), i18n("Filter name:"), QLineEdit::Normal, i18n("new filter"), &ok); if (ok && !text.isEmpty()) { //TODO //AsciiFilter::saveFilter() } } /*! opens a dialog for managing all available predefined filters. */ void ImportFileWidget::manageFilters() { //TODO } /*! Depending on the selected file type, activates the corresponding options in the data portion tab and populates the combobox with the available pre-defined fllter settings for the selected type. */ void ImportFileWidget::fileTypeChanged(int fileType) { ui.swOptions->setCurrentIndex(fileType); //default ui.lFilter->show(); ui.cbFilter->show(); //if we switch from netCDF-format (only two tabs available), add the data preview-tab again if (ui.tabWidget->count() == 2) { ui.tabWidget->setTabText(0, i18n("Data format")); ui.tabWidget->insertTab(1, ui.tabDataPreview, i18n("Preview")); } ui.lPreviewLines->show(); ui.sbPreviewLines->show(); ui.lStartColumn->show(); ui.sbStartColumn->show(); ui.lEndColumn->show(); ui.sbEndColumn->show(); switch (fileType) { case LiveDataSource::Ascii: break; case LiveDataSource::Binary: ui.lStartColumn->hide(); ui.sbStartColumn->hide(); ui.lEndColumn->hide(); ui.sbEndColumn->hide(); break; case LiveDataSource::HDF5: case LiveDataSource::NETCDF: ui.lFilter->hide(); ui.cbFilter->hide(); // hide global preview tab. we have our own ui.tabWidget->setTabText(0, i18n("Data format && preview")); ui.tabWidget->removeTab(1); ui.tabWidget->setCurrentIndex(0); break; case LiveDataSource::Image: ui.lPreviewLines->hide(); ui.sbPreviewLines->hide(); ui.lFilter->hide(); ui.cbFilter->hide(); break; case LiveDataSource::FITS: ui.lFilter->hide(); ui.cbFilter->hide(); ui.tabWidget->setTabText(0, i18n("Data format && preview")); ui.tabWidget->removeTab(1); ui.tabWidget->setCurrentIndex(0); break; default: DEBUG("unknown file type"); } m_hdf5OptionsWidget->clear(); m_netcdfOptionsWidget->clear(); int lastUsedFilterIndex = ui.cbFilter->currentIndex(); ui.cbFilter->clear(); ui.cbFilter->addItem( i18n("Automatic") ); ui.cbFilter->addItem( i18n("Custom") ); //TODO: populate the combobox with the available pre-defined filter settings for the selected type ui.cbFilter->setCurrentIndex(lastUsedFilterIndex); filterChanged(lastUsedFilterIndex); refreshPreview(); } const QStringList ImportFileWidget::selectedHDF5Names() const { return m_hdf5OptionsWidget->selectedHDF5Names(); } const QStringList ImportFileWidget::selectedNetCDFNames() const { return m_netcdfOptionsWidget->selectedNetCDFNames(); } const QStringList ImportFileWidget::selectedFITSExtensions() const { return m_fitsOptionsWidget->selectedFITSExtensions(); } /*! shows the dialog with the information about the file(s) to be imported. */ void ImportFileWidget::fileInfoDialog() { QStringList files = ui.leFileName->text().split(';'); FileInfoDialog* dlg = new FileInfoDialog(this); dlg->setFiles(files); dlg->exec(); } /*! enables the options if the filter "custom" was chosen. Disables the options otherwise. */ void ImportFileWidget::filterChanged(int index) { // ignore filter for these formats if (ui.cbFileType->currentIndex() == LiveDataSource::HDF5 || ui.cbFileType->currentIndex() == LiveDataSource::NETCDF || ui.cbFileType->currentIndex() == LiveDataSource::Image || ui.cbFileType->currentIndex() == LiveDataSource::FITS) { ui.swOptions->setEnabled(true); return; } if (index == 0) { // "automatic" ui.swOptions->setEnabled(false); ui.bSaveFilter->setEnabled(false); } else if (index == 1) { //custom ui.swOptions->setEnabled(true); ui.bSaveFilter->setEnabled(true); } else { // predefined filter settings were selected. //load and show them in the GUI. //TODO } } void ImportFileWidget::refreshPreview() { if (m_suppressRefresh) return; DEBUG("refreshPreview()"); WAIT_CURSOR; QString fileName = ui.leFileName->text(); #ifndef HAVE_WINDOWS if (fileName.left(1) != QDir::separator()) fileName = QDir::homePath() + QDir::separator() + fileName; #endif QVector importedStrings; LiveDataSource::FileType fileType = (LiveDataSource::FileType)ui.cbFileType->currentIndex(); // generic table widget if (fileType == LiveDataSource::Ascii || fileType == LiveDataSource::Binary) m_twPreview->show(); else m_twPreview->hide(); int lines = ui.sbPreviewLines->value(); bool ok = true; QTableWidget *tmpTableWidget = nullptr; QStringList vectorNameList; QVector columnModes; switch (fileType) { case LiveDataSource::Ascii: { ui.tePreview->clear(); AsciiFilter *filter = static_cast(this->currentFileFilter()); switch (currentSourceType()) { case LiveDataSource::SourceType::FileOrPipe: { importedStrings = filter->preview(fileName, lines); break; } case LiveDataSource::SourceType::LocalSocket: { QLocalSocket lsocket{this}; lsocket.connectToServer(fileName, QLocalSocket::ReadOnly); bool localSocketConnected = lsocket.waitForConnected(2000); if (localSocketConnected) { DEBUG("connected to local socket"); bool canread = lsocket.waitForReadyRead(500); if (canread) importedStrings = filter->preview(lsocket); lsocket.disconnectFromServer(); connect(&lsocket, SIGNAL(disconnected()), &lsocket, SLOT(deleteLater())); } break; } case LiveDataSource::SourceType::NetworkTcpSocket: { QTcpSocket tsocket{this}; tsocket.connectToHost(host(), port().toInt(), QTcpSocket::ReadOnly); bool tcpSocketConnected = tsocket.waitForConnected(2000); if (tcpSocketConnected) { bool canread = tsocket.waitForReadyRead(500); DEBUG("connected to TCP socket"); if (canread) { importedStrings = filter->preview(tsocket); } tsocket.disconnectFromHost(); connect(&tsocket, SIGNAL(disconnected()), &tsocket, SLOT(deleteLater())); } break; } case LiveDataSource::SourceType::NetworkUdpSocket: { QUdpSocket usocket{this}; usocket.connectToHost(host(), port().toInt(), QUdpSocket::ReadOnly); bool udpSocketConnected = usocket.waitForConnected(2000); if (udpSocketConnected) { bool canread = usocket.waitForReadyRead(500); DEBUG("connected to UDP socket"); if (canread) importedStrings = filter->preview(usocket); qDebug()<<"can read " << canread << " " << importedStrings; usocket.disconnectFromHost(); connect(&usocket, SIGNAL(disconnected()), &usocket, SLOT(deleteLater())); } break; } case LiveDataSource::SourceType::SerialPort: { QSerialPort sPort{this}; sPort.setBaudRate(baudRate()); sPort.setPortName(serialPort()); bool serialPortOpened = sPort.open(QIODevice::ReadOnly); if (serialPortOpened) { bool canread = sPort.waitForReadyRead(500); if (canread) importedStrings = filter->preview(sPort); sPort.close(); } break; } } tmpTableWidget = m_twPreview; vectorNameList = filter->vectorNames(); columnModes = filter->columnModes(); break; } case LiveDataSource::Binary: { ui.tePreview->clear(); BinaryFilter *filter = (BinaryFilter *)this->currentFileFilter(); importedStrings = filter->preview(fileName, lines); tmpTableWidget = m_twPreview; break; } case LiveDataSource::Image: { ui.tePreview->clear(); QImage image(fileName); QTextCursor cursor = ui.tePreview->textCursor(); cursor.insertImage(image); RESET_CURSOR; return; } case LiveDataSource::HDF5: { HDF5Filter *filter = (HDF5Filter *)this->currentFileFilter(); lines = m_hdf5OptionsWidget->lines(); importedStrings = filter->readCurrentDataSet(fileName, NULL, ok, AbstractFileFilter::Replace, lines); tmpTableWidget = m_hdf5OptionsWidget->previewWidget(); break; } case LiveDataSource::NETCDF: { NetCDFFilter *filter = (NetCDFFilter *)this->currentFileFilter(); lines = m_netcdfOptionsWidget->lines(); importedStrings = filter->readCurrentVar(fileName, NULL, AbstractFileFilter::Replace, lines); tmpTableWidget = m_netcdfOptionsWidget->previewWidget(); break; } case LiveDataSource::FITS: { FITSFilter* filter = (FITSFilter*)this->currentFileFilter(); lines = m_fitsOptionsWidget->lines(); QString extensionName = m_fitsOptionsWidget->extensionName(&ok); if (!extensionName.isEmpty()) fileName = extensionName; bool readFitsTableToMatrix; importedStrings = filter->readChdu(fileName, &readFitsTableToMatrix, lines); emit checkedFitsTableToMatrix(readFitsTableToMatrix); tmpTableWidget = m_fitsOptionsWidget->previewWidget(); break; } } // fill the table widget tmpTableWidget->setRowCount(0); tmpTableWidget->setColumnCount(0); if( !importedStrings.isEmpty() ) { QDEBUG("importedStrings =" << importedStrings); if (!ok) { // show imported strings as error message tmpTableWidget->setRowCount(1); tmpTableWidget->setColumnCount(1); QTableWidgetItem* item = new QTableWidgetItem(); item->setText(importedStrings[0][0]); tmpTableWidget->setItem(0, 0, item); } else { //TODO: maxrows not used const int rows = qMax(importedStrings.size(), 1); const int maxColumns = 300; tmpTableWidget->setRowCount(rows); for (int i = 0; i < rows; ++i) { QDEBUG(importedStrings[i]); int cols = importedStrings[i].size() > maxColumns ? maxColumns : importedStrings[i].size(); // new if (cols > tmpTableWidget->columnCount()) tmpTableWidget->setColumnCount(cols); for (int j = 0; j < cols; ++j) { QTableWidgetItem* item = new QTableWidgetItem(importedStrings[i][j]); tmpTableWidget->setItem(i, j, item); } } // set header if columnMode available for (int i = 0; i < qMin(tmpTableWidget->columnCount(), columnModes.size()); ++i) { QString columnName = QString::number(i+1); if (i < vectorNameList.size()) columnName = vectorNameList[i]; auto* item = new QTableWidgetItem(columnName + QLatin1String(" {") + ENUM_TO_STRING(AbstractColumn, ColumnMode, columnModes[i]) + QLatin1String("}")); item->setTextAlignment(Qt::AlignLeft); item->setIcon(AbstractColumn::iconForMode(columnModes[i])); tmpTableWidget->setHorizontalHeaderItem(i, item); } } tmpTableWidget->horizontalHeader()->resizeSections(QHeaderView::ResizeToContents); m_fileEmpty = false; } else { m_fileEmpty = true; } RESET_CURSOR; } void ImportFileWidget::updateTypeChanged(int idx) { LiveDataSource::UpdateType type = static_cast(idx); if (type == LiveDataSource::UpdateType::TimeInterval) { ui.lUpdateInterval->show(); ui.sbUpdateInterval->show(); ui.lUpdateIntervalUnit->show(); } else if (type == LiveDataSource::UpdateType::NewData) { ui.lUpdateInterval->hide(); ui.sbUpdateInterval->hide(); ui.lUpdateIntervalUnit->hide(); } } void ImportFileWidget::readingTypeChanged(int idx) { LiveDataSource::ReadingType type = static_cast(idx); if (type == LiveDataSource::ReadingType::TillEnd || type == LiveDataSource::ReadingType::WholeFile) { ui.lSampleRate->hide(); ui.sbSampleRate->hide(); } else { ui.lSampleRate->show(); ui.sbSampleRate->show(); } } void ImportFileWidget::sourceTypeChanged(int idx) { LiveDataSource::SourceType type = static_cast(idx); int itemIdx = -1; switch (type) { case LiveDataSource::SourceType::FileOrPipe: ui.lFileName->show(); ui.leFileName->show(); ui.bFileInfo->show(); ui.bOpen->show(); ui.chbLinkFile->show(); ui.cbBaudRate->hide(); ui.lBaudRate->hide(); ui.lHost->hide(); ui.leHost->hide(); ui.lPort->hide(); ui.lePort->hide(); ui.cbSerialPort->hide(); ui.lSerialPort->hide(); + fileNameChanged(m_fileName); + itemIdx = -1; for (int i = 0; i < ui.cbReadType->count(); ++i) { if (ui.cbReadType->itemText(i) == QLatin1String("Read whole file")) { itemIdx = i; break; } } if (itemIdx == -1) { ui.cbReadType->addItem(QLatin1String("Read whole file")); } break; case LiveDataSource::SourceType::LocalSocket: ui.lFileName->show(); ui.leFileName->show(); ui.bOpen->show(); ui.bFileInfo->hide(); ui.cbBaudRate->hide(); ui.lBaudRate->hide(); ui.lHost->hide(); ui.leHost->hide(); ui.lPort->hide(); ui.lePort->hide(); ui.cbSerialPort->hide(); ui.lSerialPort->hide(); ui.chbLinkFile->hide(); + ui.gbOptions->setEnabled(true); + ui.bManageFilters->setEnabled(true); + ui.cbFilter->setEnabled(true); + ui.cbFileType->setEnabled(true); + itemIdx = -1; for (int i = 0; i < ui.cbReadType->count(); ++i) { if (ui.cbReadType->itemText(i) == QLatin1String("Read whole file")) { itemIdx = i; break; } } if (itemIdx != -1) { ui.cbReadType->removeItem(itemIdx); } break; case LiveDataSource::SourceType::NetworkTcpSocket: case LiveDataSource::SourceType::NetworkUdpSocket: ui.lHost->show(); ui.leHost->show(); ui.lePort->show(); ui.lPort->show(); ui.lBaudRate->hide(); ui.cbBaudRate->hide(); ui.lSerialPort->hide(); ui.cbSerialPort->hide(); ui.lFileName->hide(); ui.leFileName->hide(); ui.bFileInfo->hide(); ui.bOpen->hide(); ui.chbLinkFile->hide(); + ui.gbOptions->setEnabled(true); + ui.bManageFilters->setEnabled(true); + ui.cbFilter->setEnabled(true); + ui.cbFileType->setEnabled(true); + itemIdx = -1; for (int i = 0; i < ui.cbReadType->count(); ++i) { if (ui.cbReadType->itemText(i) == QLatin1String("Read whole file")) { itemIdx = i; break; } } if (itemIdx != -1) { ui.cbReadType->removeItem(itemIdx); } break; case LiveDataSource::SourceType::SerialPort: ui.lBaudRate->show(); ui.cbBaudRate->show(); ui.lSerialPort->show(); ui.cbSerialPort->show(); ui.lHost->hide(); ui.leHost->hide(); ui.lePort->hide(); ui.lPort->hide(); ui.lFileName->hide(); ui.leFileName->hide(); ui.bFileInfo->hide(); ui.bOpen->hide(); ui.chbLinkFile->hide(); + ui.cbFileType->setEnabled(true); + + ui.gbOptions->setEnabled(true); + ui.bManageFilters->setEnabled(true); + ui.cbFilter->setEnabled(true); itemIdx = -1; for (int i = 0; i < ui.cbReadType->count(); ++i) { if (ui.cbReadType->itemText(i) == QLatin1String("Read whole file")) { itemIdx = i; break; } } if (itemIdx != -1) { ui.cbReadType->removeItem(itemIdx); } break; default: break; } emit sourceTypeChanged(); refreshPreview(); } void ImportFileWidget::initializeAndFillPortsAndBaudRates() { for (int i = 2; i < ui.swOptions->count(); ++i) ui.swOptions->removeWidget(ui.swOptions->widget(i)); const int size = ui.cbFileType->count(); for (int i = 2; i < size; ++i) ui.cbFileType->removeItem(2); ui.cbBaudRate->hide(); ui.lBaudRate->hide(); ui.lHost->hide(); ui.leHost->hide(); ui.lPort->hide(); ui.lePort->hide(); ui.cbSerialPort->hide(); ui.lSerialPort->hide(); ui.cbBaudRate->addItems(LiveDataSource::supportedBaudRates()); ui.cbSerialPort->addItems(LiveDataSource::availablePorts()); ui.leKeepLastValues->setValidator(new QIntValidator(2, 100000)); ui.tabWidget->removeTab(2); }