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// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file GUI/Model/Project/AutosaveController.cpp
//! @brief Implements class AutosaveController.
//!
//! @homepage http://www.bornagainproject.org
//! @license GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
// ************************************************************************************************
#include "GUI/Model/Project/AutosaveController.h"
#include "GUI/Model/Project/ProjectDocument.h"
#include "GUI/Model/Project/ProjectUtil.h"
#include "GUI/Model/Type/UpdateTimer.h"
#include <QDir>
AutosaveController::AutosaveController(QObject* parent, int update_interval_msec)
: QObject(parent)
, m_document(nullptr)
, m_timer(new UpdateTimer(update_interval_msec, this))
{
connect(m_timer, &UpdateTimer::timeToUpdate, this, &AutosaveController::onTimerTimeout);
}
void AutosaveController::setDocument(ProjectDocument* document)
{
if (document == m_document)
return;
m_timer->reset();
m_document = document;
if (m_document) {
connect(m_document, &QObject::destroyed, this, &AutosaveController::onDocumentDestroyed,
Qt::UniqueConnection);
connect(m_document, &ProjectDocument::modifiedStateChanged, this,
&AutosaveController::onDocumentModified, Qt::UniqueConnection);
}
onDocumentModified();
}
void AutosaveController::setAutosaveTime(int timerInterval)
{
m_timer->reset();
m_timer->setTimerInterval(timerInterval);
}
//! Returns the name of autosave directory.
QString AutosaveController::autosaveDir() const
{
if (m_document && m_document->hasValidNameAndPath())
return GUI::Util::Project::autosaveDir(m_document->projectFullPath());
return "";
}
QString AutosaveController::autosaveFullPath() const
{
if (m_document && m_document->hasValidNameAndPath())
return GUI::Util::Project::autosaveFullPath(m_document->projectFullPath());
return "";
}
void AutosaveController::removeAutosaveDir() const
{
if (autosaveDir().isEmpty())
return;
QDir dir(autosaveDir());
dir.removeRecursively();
}
void AutosaveController::onTimerTimeout()
{
if (m_document->isModified())
autosave();
}
void AutosaveController::onDocumentDestroyed(QObject* object)
{
Q_UNUSED(object);
m_timer->reset();
m_document = nullptr;
}
void AutosaveController::onDocumentModified()
{
if (!m_document)
return;
if (m_document->isModified() && m_document->hasValidNameAndPath())
m_timer->scheduleUpdate();
}
bool AutosaveController::assureAutoSaveDirExists() const
{
if (m_document && m_document->hasValidNameAndPath()) {
const QDir projectDir = m_document->projectDir();
if (projectDir.exists() && !projectDir.exists(GUI::Util::Project::autosaveSubdir()))
projectDir.mkdir(GUI::Util::Project::autosaveSubdir());
return QDir(autosaveDir()).exists();
}
return false;
}
void AutosaveController::autosave()
{
if (!autosaveFullPath().isEmpty() && assureAutoSaveDirExists())
m_document->saveProjectFileWithData(autosaveFullPath());
}
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