filestorage.h

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/*
  This file is part of the kcalcore library.
 
  SPDX-FileCopyrightText: 2002, 2003 Cornelius Schumacher <schumacher@kde.org>
 
  SPDX-License-Identifier: LGPL-2.0-or-later
*/
/**
  @file
  This file is part of the API for handling calendar data and
  defines the FileStorage class.
 
  @author Cornelius Schumacher <schumacher@kde.org>
*/
 
#ifndef KCALCORE_FILESTORAGE_H
#define KCALCORE_FILESTORAGE_H
 
#include "calstorage.h"
#include "kcalendarcore_export.h"
 
namespace KCalendarCore
{
class CalFormat;
class Calendar;
 
/**
  @brief
  This class provides a calendar storage as a local file.
*/
class KCALENDARCORE_EXPORT FileStorage : public CalStorage
{
    Q_OBJECT
public:
    /**
      A shared pointer to a FileStorage.
    */
    typedef QSharedPointer<FileStorage> Ptr;
 
    /**
      Constructs a new FileStorage object for Calendar @p calendar with format
      @p format, and storage to file @p fileName.
 
      @param calendar is a pointer to a valid Calendar object.
      @param fileName is the name of the disk file containing the calendar data.
      @param format is a pointer to a valid CalFormat object that specifies
      the calendar format to be used. FileStorage takes ownership; i.e., the
      memory for @p format is deleted by this destructor. If no format is
      specified, then iCalendar format is assumed.
    */
    explicit FileStorage(const Calendar::Ptr &calendar, const QString &fileName = QString(), KCalendarCore::CalFormat *format = nullptr);
 
    /**
      Destructor.
    */
    ~FileStorage() override;
 
    /**
      Sets the name of the file that contains the calendar data.
 
      @param fileName is the name of the disk file containing the calendar data.
      @see fileName().
    */
    void setFileName(const QString &fileName);
 
    /**
      Returns the calendar file name.
      @return A QString with the name of the calendar file for this storge.
      @see setFileName().
    */
    Q_REQUIRED_RESULT QString fileName() const;
 
    /**
      Sets the CalFormat object to use for this storage.
 
      @param format is a pointer to a valid CalFormat object that specifies
      the calendar format to be used. FileStorage takes ownership.
      @see saveFormat().
    */
    void setSaveFormat(KCalendarCore::CalFormat *format);
 
    /**
      Returns the CalFormat object used by this storage.
      @return A pointer to the CalFormat object used by this storage.
      @see setSaveFormat().
    */
    CalFormat *saveFormat() const;
 
    /**
      @copydoc CalStorage::open()
    */
    Q_REQUIRED_RESULT bool open() override;
 
    /**
      @copydoc CalStorage::load()
    */
    Q_REQUIRED_RESULT bool load() override;
 
    /**
      @copydoc CalStorage::save()
    */
    Q_REQUIRED_RESULT bool save() override;
 
    /**
      @copydoc CalStorage::close()
    */
    Q_REQUIRED_RESULT bool close() override;
 
private:
    //@cond PRIVATE
    Q_DISABLE_COPY(FileStorage)
    class Private;
    Private *const d;
    //@endcond
};
 
}
 
#endif