[pulseview.git] / pv / storesession.h

/*
 * This file is part of the PulseView project.
 *
 * Copyright (C) 2014 Joel Holdsworth <joel@airwebreathe.org.uk>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY 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, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 */

#ifndef PULSEVIEW_PV_STORESESSION_H
#define PULSEVIEW_PV_STORESESSION_H

#include <stdint.h>

#include <string>

#include <boost/thread.hpp>

#include <QObject>

namespace pv {

class SigSession;

namespace data {
class LogicSnapshot;
}

class StoreSession : public QObject
{
	Q_OBJECT

private:
	static const size_t BlockSize;

public:
	StoreSession(const std::string &file_name,
		const SigSession &session);

	~StoreSession();

	std::pair<uint64_t, uint64_t> progress() const;

	const QString& error() const;

	bool start();

	void wait();

	void cancel();

private:
	void store_proc(boost::shared_ptr<pv::data::LogicSnapshot> snapshot);

signals:
	void progress_updated();

private:
	const std::string _file_name;
	const SigSession &_session;

	boost::thread _thread;

	mutable boost::mutex _mutex;
	uint64_t _units_stored;
	uint64_t _unit_count;
	QString _error;
};

} // pv

#endif // PULSEVIEW_PV_STORESESSION_H
Commit	Line	Data
0fbda3c2 JH	1	/*
	2	* This file is part of the PulseView project.
	3	*
	4	* Copyright (C) 2014 Joel Holdsworth <joel@airwebreathe.org.uk>
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program; if not, write to the Free Software
	18	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
	19	*/
	20
	21	#ifndef PULSEVIEW_PV_STORESESSION_H
	22	#define PULSEVIEW_PV_STORESESSION_H
	23
	24	#include <stdint.h>
	25
	26	#include <string>
	27
	28	#include <boost/thread.hpp>
	29
	30	#include <QObject>
	31
	32	namespace pv {
	33
	34	class SigSession;
	35
	36	namespace data {
	37	class LogicSnapshot;
	38	}
	39
	40	class StoreSession : public QObject
	41	{
	42	Q_OBJECT
	43
	44	private:
	45	static const size_t BlockSize;
	46
	47	public:
	48	StoreSession(const std::string &file_name,
	49	const SigSession &session);
	50
	51	~StoreSession();
	52
	53	std::pair<uint64_t, uint64_t> progress() const;
	54
	55	const QString& error() const;
	56
	57	bool start();
	58
	59	void wait();
	60
	61	void cancel();
	62
	63	private:
	64	void store_proc(boost::shared_ptr<pv::data::LogicSnapshot> snapshot);
65
66	signals:
67	void progress_updated();
68
69	private:
70	const std::string _file_name;
71	const SigSession &_session;
72
73	boost::thread _thread;
74
75	mutable boost::mutex _mutex;
76	uint64_t _units_stored;
77	uint64_t _unit_count;
78	QString _error;
79	};
80
81	} // pv
82
83	#endif // PULSEVIEW_PV_STORESESSION_H