2 Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #include <boost/thread/mutex.hpp>
21 #include <libxml++/libxml++.h>
22 #include <libcxml/cxml.h>
25 #include "content_factory.h"
26 #include "ui_signaller.h"
30 using boost::shared_ptr;
31 using boost::lexical_cast;
33 int const ContentProperty::START = 400;
34 int const ContentProperty::LENGTH = 401;
36 Content::Content (shared_ptr<const Film> f, Time s)
39 , _change_signals_frequent (false)
44 Content::Content (shared_ptr<const Film> f, boost::filesystem::path p)
48 , _change_signals_frequent (false)
53 Content::Content (shared_ptr<const Film> f, shared_ptr<const cxml::Node> node)
55 , _change_signals_frequent (false)
57 _file = node->string_child ("File");
58 _digest = node->string_child ("Digest");
59 _start = node->number_child<Time> ("Start");
63 Content::as_xml (xmlpp::Node* node) const
65 boost::mutex::scoped_lock lm (_mutex);
66 node->add_child("File")->add_child_text (_file.string());
67 node->add_child("Digest")->add_child_text (_digest);
68 node->add_child("Start")->add_child_text (lexical_cast<string> (_start));
72 Content::examine (shared_ptr<Job>)
74 string const d = md5_digest (_file);
75 boost::mutex::scoped_lock lm (_mutex);
80 Content::signal_changed (int p)
83 ui_signaller->emit (boost::bind (boost::ref (Changed), shared_from_this (), p, _change_signals_frequent));
88 Content::set_start (Time s)
91 boost::mutex::scoped_lock lm (_mutex);
95 signal_changed (ContentProperty::START);
99 Content::clone () const
101 shared_ptr<const Film> film = _film.lock ();
103 return shared_ptr<Content> ();
106 /* This is a bit naughty, but I can't think of a compelling reason not to do it ... */
108 xmlpp::Node* node = doc.create_root_node ("Content");
110 return content_factory (film, shared_ptr<cxml::Node> (new cxml::Node (node)));
114 Content::technical_summary () const
116 return String::compose ("%1 %2 %3", file(), digest(), start());