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// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file GUI/Model/Project/AutosaveController.h
//! @brief Defines 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)
//
// ************************************************************************************************
#ifndef BORNAGAIN_GUI_MODEL_PROJECT_AUTOSAVECONTROLLER_H
#define BORNAGAIN_GUI_MODEL_PROJECT_AUTOSAVECONTROLLER_H
#include <QObject>
class ProjectDocument;
class UpdateTimer;
//! Triggers autosave request after some accumulated ammount of document changes.
class AutosaveController : public QObject {
Q_OBJECT
public:
explicit AutosaveController(QObject* parent = nullptr, int update_interval_msec = 20000);
void setDocument(ProjectDocument* document);
//! Sets autosave time (in msec)
void setAutosaveTime(int timerInterval);
//! The complete path to the autosave dir (e.g. '/projects/Untitled2/autosave').
QString autosaveDir() const;
QString autosaveFullPath() const;
//! remove auto save directory for given project and all its content
void removeAutosaveDir() const;
private slots:
void onTimerTimeout();
void onDocumentDestroyed(QObject* object);
void onDocumentModified();
private:
void autosave();
//! Tries to make sure that the directory for auto saving exists. Tries to create it if not
//! existing so far. No creation, if project directory itself doesn't exist at all.
//! Returns true, if the directory finally exists.
bool assureAutoSaveDirExists() const;
ProjectDocument* m_document;
UpdateTimer* m_timer;
};
#endif // BORNAGAIN_GUI_MODEL_PROJECT_AUTOSAVECONTROLLER_H
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