2 Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
4 This file is part of DCP-o-matic.
6 DCP-o-matic 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.
11 DCP-o-matic 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.
16 You should have received a copy of the GNU General Public License
17 along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
21 #ifndef DCPOMATIC_LOG_H
22 #define DCPOMATIC_LOG_H
25 * @brief A very simple logging class.
28 #include "log_entry.h"
29 #include <dcp/types.h>
30 #include <boost/thread/mutex.hpp>
31 #include <boost/filesystem.hpp>
32 #include <boost/signals2.hpp>
36 * @brief A very simple logging class.
38 class Log : public boost::noncopyable
44 void log (boost::shared_ptr<const LogEntry> entry);
45 void log (std::string message, int type);
46 void dcp_log (dcp::NoteType type, std::string message);
48 void set_types (int types);
50 /** @param amount Approximate number of bytes to return; the returned value
51 * may be shorter or longer than this.
53 virtual std::string head_and_tail (int amount = 1024) const = 0;
57 /** mutex to protect the log */
58 mutable boost::mutex _mutex;
61 virtual void do_log (boost::shared_ptr<const LogEntry> entry) = 0;
62 void config_changed ();
64 /** bit-field of log types which should be put into the log (others are ignored) */
66 boost::signals2::scoped_connection _config_connection;