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Note that newer libsub version is required.
[dcpomatic.git]
/
src
/
lib
/
content_part.h
diff --git
a/src/lib/content_part.h
b/src/lib/content_part.h
index 98e9a6d1ce2c046ea25d9bd13959a38c9ab347e7..590be311289406c738b153423d5a6ab206a8d9e2 100644
(file)
--- a/
src/lib/content_part.h
+++ b/
src/lib/content_part.h
@@
-1,36
+1,41
@@
/*
/*
- Copyright (C) 2016 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2016
-2021
Carl Hetherington <cth@carlh.net>
- This program is free software; you can redistribute it and/or modify
+ This file is part of DCP-o-matic.
+
+ DCP-o-matic 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.
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,
+
DCP-o-matic
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
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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
*/
+
#ifndef DCPOMATIC_CONTENT_PART_H
#define DCPOMATIC_CONTENT_PART_H
#ifndef DCPOMATIC_CONTENT_PART_H
#define DCPOMATIC_CONTENT_PART_H
+
+#include "change_signaller.h"
#include "content.h"
#include "content.h"
-#include <boost/weak_ptr.hpp>
#include <boost/thread/mutex.hpp>
#include <boost/thread/mutex.hpp>
+
class Content;
class Film;
class Content;
class Film;
+
class ContentPart
{
public:
class ContentPart
{
public:
- ContentPart (Content* parent)
+
explicit
ContentPart (Content* parent)
: _parent (parent)
{}
: _parent (parent)
{}
@@
-39,32
+44,35
@@
protected:
void
maybe_set (T& member, T new_value, int property) const
{
void
maybe_set (T& member, T new_value, int property) const
{
+ ContentChangeSignaller cc (_parent, property);
{
boost::mutex::scoped_lock lm (_mutex);
if (member == new_value) {
{
boost::mutex::scoped_lock lm (_mutex);
if (member == new_value) {
+ cc.abort ();
return;
}
member = new_value;
}
return;
}
member = new_value;
}
- _parent->signal_changed (property);
}
template <class T>
void
maybe_set (boost::optional<T>& member, T new_value, int property) const
{
}
template <class T>
void
maybe_set (boost::optional<T>& member, T new_value, int property) const
{
+ ContentChangeSignaller cc (_parent, property);
{
boost::mutex::scoped_lock lm (_mutex);
if (member && member.get() == new_value) {
{
boost::mutex::scoped_lock lm (_mutex);
if (member && member.get() == new_value) {
+ cc.abort ();
return;
}
member = new_value;
}
return;
}
member = new_value;
}
- _parent->signal_changed (property);
}
Content* _parent;
mutable boost::mutex _mutex;
};
}
Content* _parent;
mutable boost::mutex _mutex;
};
+
#endif
#endif