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livetrax/gtk2_ardour/port_group.h
Carl Hetherington abd80d0f64 Clean up and comment PortMatrix event handling a bit.
Fix problems with attempts to access Session after it has been
destroyed.


git-svn-id: svn://localhost/ardour2/branches/3.0@6290 d708f5d6-7413-0410-9779-e7cbd77b26cf
2009-12-05 03:04:54 +00:00

154 lines
4.8 KiB
C++

/*
Copyright (C) 2002-2009 Paul Davis
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __gtk_ardour_port_group_h__
#define __gtk_ardour_port_group_h__
#include <vector>
#include <string>
#include <set>
#include <gtkmm/widget.h>
#include <gtkmm/checkbutton.h>
#include <boost/shared_ptr.hpp>
#include "ardour/data_type.h"
#include "ardour/types.h"
namespace ARDOUR {
class Session;
class Bundle;
class Processor;
class IO;
}
class PortMatrix;
class RouteBundle;
class PublicEditor;
/** A list of bundles grouped by some aspect of their type e.g. busses, tracks, system.
* A group has 0 or more bundles.
*/
class PortGroup : public sigc::trackable
{
public:
PortGroup (std::string const & n);
void add_bundle (boost::shared_ptr<ARDOUR::Bundle>, bool allow_dups = false);
void add_bundle (boost::shared_ptr<ARDOUR::Bundle>, boost::shared_ptr<ARDOUR::IO> io);
void add_bundle (boost::shared_ptr<ARDOUR::Bundle>, boost::shared_ptr<ARDOUR::IO>, Gdk::Color);
void remove_bundle (boost::shared_ptr<ARDOUR::Bundle>);
boost::shared_ptr<ARDOUR::Bundle> only_bundle ();
void clear ();
uint32_t total_channels () const;
boost::shared_ptr<ARDOUR::IO> io_from_bundle (boost::shared_ptr<ARDOUR::Bundle>) const;
std::string name; ///< name for the group
bool has_port (std::string const &) const;
/** The bundle list has changed in some way; a bundle has been added or removed, or the list cleared etc. */
sigc::signal<void> Changed;
/** An individual bundle on our list has changed in some way */
sigc::signal<void, ARDOUR::Bundle::Change> BundleChanged;
struct BundleRecord {
boost::shared_ptr<ARDOUR::Bundle> bundle;
/** IO whose ports are in the bundle, or 0. This is so that we can do things like adding
ports to the IO from matrix editor menus. */
boost::shared_ptr<ARDOUR::IO> io;
Gdk::Color colour;
bool has_colour;
sigc::connection changed_connection;
};
typedef std::list<BundleRecord> BundleList;
BundleList const & bundles () const {
return _bundles;
}
private:
void bundle_changed (ARDOUR::Bundle::Change);
void add_bundle_internal (boost::shared_ptr<ARDOUR::Bundle>, boost::shared_ptr<ARDOUR::IO>, bool, Gdk::Color, bool);
BundleList _bundles;
};
/// A list of PortGroups
class PortGroupList : public sigc::trackable
{
public:
PortGroupList ();
typedef std::vector<boost::shared_ptr<PortGroup> > List;
void add_group (boost::shared_ptr<PortGroup>);
void add_group_if_not_empty (boost::shared_ptr<PortGroup>);
void set_type (ARDOUR::DataType);
void gather (ARDOUR::Session *, bool, bool);
PortGroup::BundleList const & bundles () const;
void clear ();
void remove_bundle (boost::shared_ptr<ARDOUR::Bundle>);
uint32_t total_channels () const;
uint32_t size () const {
return _groups.size();
}
boost::shared_ptr<ARDOUR::IO> io_from_bundle (boost::shared_ptr<ARDOUR::Bundle>) const;
void suspend_signals ();
void resume_signals ();
List::const_iterator begin () const {
return _groups.begin ();
}
List::const_iterator end () const {
return _groups.end ();
}
bool empty () const;
/** The group list has changed in some way; a group has been added or removed, or the list cleared etc. */
sigc::signal<void> Changed;
/** A bundle in one of our groups has changed */
sigc::signal<void, ARDOUR::Bundle::Change> BundleChanged;
private:
bool port_has_prefix (std::string const &, std::string const &) const;
std::string common_prefix (std::vector<std::string> const &) const;
std::string common_prefix_before (std::vector<std::string> const &, std::string const &) const;
void emit_changed ();
void emit_bundle_changed (ARDOUR::Bundle::Change);
boost::shared_ptr<ARDOUR::Bundle> make_bundle_from_ports (std::vector<std::string> const &, bool) const;
void maybe_add_processor_to_list (
boost::weak_ptr<ARDOUR::Processor>, std::list<boost::shared_ptr<ARDOUR::Bundle> > *, bool, std::set<boost::shared_ptr<ARDOUR::IO> > &
);
ARDOUR::DataType _type;
mutable PortGroup::BundleList _bundles;
List _groups;
std::vector<sigc::connection> _bundle_changed_connections;
bool _signals_suspended;
bool _pending_change;
ARDOUR::Bundle::Change _pending_bundle_change;
};
#endif /* __gtk_ardour_port_group_h__ */