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/*
* Copyright 2013 Canonical Ltd.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 3, as published
* by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranties of
* MERCHANTABILITY, SATISFACTORY QUALITY, 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, see <http://www.gnu.org/licenses/>.
*
* Authors:
* Charles Kerr <charles.kerr@canonical.com>
*/
#ifndef INDICATOR_DATETIME_FILE_TIMEZONE_H
#define INDICATOR_DATETIME_FILE_TIMEZONE_H
#include <datetime/timezone.h> // base class
#include <string> // std::string
#include <glib.h>
#include <gio/gio.h>
namespace unity {
namespace indicator {
namespace datetime {
/**
* \brief A #Timezone that gets its information from monitoring a file, such as /etc/timezone
*/
class FileTimezone: public Timezone
{
public:
FileTimezone() {}
FileTimezone(const std::string& filename) { setFilename(filename); }
~FileTimezone() {clear();}
private:
void setFilename(const std::string& filename);
static void onFileChanged(gpointer gself);
void clear();
void reload();
std::string m_filename;
GFileMonitor * m_monitor = nullptr;
unsigned long m_monitor_handler_id = 0;
// we have raw pointers and glib tags in here, so disable copying
FileTimezone(const FileTimezone&) =delete;
FileTimezone& operator=(const FileTimezone&) =delete;
};
} // namespace datetime
} // namespace indicator
} // namespace unity
#endif // INDICATOR_DATETIME_FILE_TIMEZONE_H
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