DataLoaders1D.cpp

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//  ************************************************************************************************
//
//  BornAgain: simulate and fit reflection and scattering
//
//! @file      GUI/coregui/DataLoaders/DataLoaders1D.cpp
//! @brief     Implements class DataLoaders1D
//!
//! @homepage  http://www.bornagainproject.org
//! @license   GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2021
//! @authors   Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
//  ************************************************************************************************
 
#include "GUI/coregui/DataLoaders/DataLoaders1D.h"
#include "GUI/coregui/DataLoaders/AutomaticDataLoader1D.h"
#include "GUI/coregui/DataLoaders/QREDataLoader.h"
#include "GUI/coregui/DataLoaders/UserDefinedDataLoader1D.h"
 
namespace {
 
// the one and only instance of DataLoaders1D
DataLoaders1D dataLoaders1D;
 
} // namespace
 
DataLoaders1D* DataLoaders1D::m_instance = nullptr;
 
DataLoaders1D::DataLoaders1D()
{
    m_instance = this;
}
 
DataLoaders1D::~DataLoaders1D()
{
    qDeleteAll(m_builtInLoaders);
    qDeleteAll(m_userDefinedLoaders);
}
 
DataLoaders1D& DataLoaders1D::instance()
{
    return *m_instance;
}
 
void DataLoaders1D::initBuiltInLoaders()
{
    // the ordering in here defines the ordering in the selection combo box in the open file dialog
    // and also in the selection combo box on the format configuration page. Furthermore the first
    // returned loader will be used as default in the open file dialog if it is started for the
    // first time
    m_builtInLoaders << new QREDataLoader();
    m_builtInLoaders << new AutomaticDataLoader1D();
}
 
QVector<AbstractDataLoader*> DataLoaders1D::loaders() const
{
    if (m_builtInLoaders.isEmpty())
        const_cast<DataLoaders1D*>(this)->initBuiltInLoaders();
    return m_builtInLoaders + m_userDefinedLoaders;
}
 
QVector<AbstractDataLoader*> DataLoaders1D::recentlyUsedLoaders() const
{
    return m_recentlyUsedLoaders;
}
 
void DataLoaders1D::cloneAsUserDefinedLoader(AbstractDataLoader* loader, const QString& name)
{
    loader->applyImportSettings();
    auto clonedLoader = dynamic_cast<AbstractDataLoader1D*>(loader->clone());
    const auto defaultProperties = loader->serialize();
 
    m_userDefinedLoaders << new UserDefinedDataLoader1D(clonedLoader, name, defaultProperties);
}
 
AbstractDataLoader1D* DataLoaders1D::createFromPersistentName(const QString& persistentClassName)
{
    if (persistentClassName == AutomaticDataLoader1D().persistentClassName())
        return new AutomaticDataLoader1D();
 
    if (persistentClassName == QREDataLoader().persistentClassName())
        return new QREDataLoader();
 
    return nullptr;
}