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livetrax/gtk2_ardour/io_selector.cc
Robin Gareus 4050ca5633
Update GPL boilerplate and (C)
Copyright-holder and year information is extracted from git log.

git history begins in 2005. So (C) from 1998..2005 is lost. Also some
(C) assignment of commits where the committer didn't use --author.
2019-08-03 15:53:15 +02:00

279 lines
6.8 KiB
C++

/*
* Copyright (C) 2005-2007 Doug McLain <doug@nostar.net>
* Copyright (C) 2005-2016 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2005 Taybin Rutkin <taybin@taybin.com>
* Copyright (C) 2006-2012 David Robillard <d@drobilla.net>
* Copyright (C) 2007-2012 Carl Hetherington <carl@carlh.net>
* Copyright (C) 2008 Hans Baier <hansfbaier@googlemail.com>
* Copyright (C) 2013-2015 Robin Gareus <robin@gareus.org>
*
* 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <stdint.h>
#include <glibmm/objectbase.h>
#include <gtkmm2ext/doi.h>
#include "ardour/audioengine.h"
#include "ardour/bundle.h"
#include "ardour/data_type.h"
#include "ardour/io.h"
#include "ardour/port.h"
#include "ardour/session.h"
#include "io_selector.h"
#include "utils.h"
#include "gui_thread.h"
#include "pbd/i18n.h"
using namespace ARDOUR;
using namespace ARDOUR_UI_UTILS;
using namespace Gtk;
IOSelector::IOSelector (Gtk::Window* p, ARDOUR::Session* session, boost::shared_ptr<ARDOUR::IO> io)
: PortMatrix (p, session, DataType::NIL)
, _io (io)
{
setup_type ();
/* signal flow from 0 to 1 */
_find_inputs_for_io_outputs = (_io->direction() == IO::Output);
if (_find_inputs_for_io_outputs) {
_other = 1;
_ours = 0;
} else {
_other = 0;
_ours = 1;
}
_port_group.reset (new PortGroup (io->name()));
_ports[_ours].add_group (_port_group);
io->changed.connect (_io_connection, invalidator (*this), boost::bind (&IOSelector::io_changed_proxy, this), gui_context ());
setup_all_ports ();
init ();
}
void
IOSelector::setup_type ()
{
/* set type according to what's in the IO */
int N = 0;
DataType type_with_ports = DataType::NIL;
for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
if (_io->ports().num_ports (*i)) {
type_with_ports = *i;
++N;
}
}
if (N <= 1) {
set_type (type_with_ports);
} else {
set_type (DataType::NIL);
}
}
void
IOSelector::io_changed_proxy ()
{
/* The IO's changed signal is emitted from code that holds its route's processor lock,
so we can't call setup_all_ports (which results in a call to Route::foreach_processor)
without a deadlock unless we break things up with this idle handler.
*/
Glib::signal_idle().connect_once (sigc::mem_fun (*this, &IOSelector::io_changed));
}
void
IOSelector::io_changed ()
{
setup_type ();
setup_all_ports ();
}
void
IOSelector::setup_ports (int dim)
{
if (!_session) {
return;
}
_ports[dim].suspend_signals ();
if (dim == _other) {
_ports[_other].gather (_session, type(), _find_inputs_for_io_outputs, false, show_only_bundles ());
} else {
_port_group->clear ();
_port_group->add_bundle (_io->bundle (), _io);
}
_ports[dim].resume_signals ();
}
void
IOSelector::set_state (ARDOUR::BundleChannel c[2], bool s)
{
ARDOUR::Bundle::PortList const & our_ports = c[_ours].bundle->channel_ports (c[_ours].channel);
ARDOUR::Bundle::PortList const & other_ports = c[_other].bundle->channel_ports (c[_other].channel);
for (ARDOUR::Bundle::PortList::const_iterator i = our_ports.begin(); i != our_ports.end(); ++i) {
for (ARDOUR::Bundle::PortList::const_iterator j = other_ports.begin(); j != other_ports.end(); ++j) {
boost::shared_ptr<Port> f = _session->engine().get_port_by_name (*i);
if (!f) {
return;
}
if (s) {
if (!f->connected_to (*j)) {
_io->connect (f, *j, 0);
}
} else {
if (f->connected_to (*j)) {
_io->disconnect (f, *j, 0);
}
}
}
}
}
PortMatrixNode::State
IOSelector::get_state (ARDOUR::BundleChannel c[2]) const
{
if (c[0].bundle->nchannels() == ChanCount::ZERO || c[1].bundle->nchannels() == ChanCount::ZERO) {
return PortMatrixNode::NOT_ASSOCIATED;
}
ARDOUR::Bundle::PortList const & our_ports = c[_ours].bundle->channel_ports (c[_ours].channel);
ARDOUR::Bundle::PortList const & other_ports = c[_other].bundle->channel_ports (c[_other].channel);
if (!_session || our_ports.empty() || other_ports.empty()) {
/* we're looking at a bundle with no parts associated with this channel,
so nothing to connect */
return PortMatrixNode::NOT_ASSOCIATED;
}
for (ARDOUR::Bundle::PortList::const_iterator i = our_ports.begin(); i != our_ports.end(); ++i) {
for (ARDOUR::Bundle::PortList::const_iterator j = other_ports.begin(); j != other_ports.end(); ++j) {
boost::shared_ptr<Port> f = _session->engine().get_port_by_name (*i);
/* since we are talking about an IO, our ports should all have an associated Port *,
so the above call should never fail */
assert (f);
if (!f->connected_to (*j)) {
/* if any one thing is not connected, all bets are off */
return PortMatrixNode::NOT_ASSOCIATED;
}
}
}
return PortMatrixNode::ASSOCIATED;
}
uint32_t
IOSelector::n_io_ports () const
{
if (!_find_inputs_for_io_outputs) {
return _io->n_ports().get (_io->default_type());
} else {
return _io->n_ports().get (_io->default_type());
}
}
bool
IOSelector::list_is_global (int dim) const
{
return (dim == _other);
}
std::string
IOSelector::disassociation_verb () const
{
return _("Disconnect");
}
std::string
IOSelector::channel_noun () const
{
return _("port");
}
IOSelectorWindow::IOSelectorWindow (ARDOUR::Session* session, boost::shared_ptr<ARDOUR::IO> io, bool /*can_cancel*/)
: ArdourWindow (_("I/O selector"))
, _selector (this, session, io)
{
set_name ("IOSelectorWindow2");
add (_selector);
io_name_changed (this);
show_all ();
signal_delete_event().connect (sigc::mem_fun (*this, &IOSelectorWindow::wm_delete));
}
bool
IOSelectorWindow::wm_delete (GdkEventAny* /*event*/)
{
_selector.Finished (IOSelector::Accepted);
return false;
}
void
IOSelectorWindow::on_map ()
{
_selector.setup_all_ports ();
Window::on_map ();
}
void
IOSelectorWindow::on_show ()
{
Gtk::Window::on_show ();
std::pair<uint32_t, uint32_t> const pm_max = _selector.max_size ();
resize_window_to_proportion_of_monitor (this, pm_max.first, pm_max.second);
}
void
IOSelectorWindow::io_name_changed (void*)
{
ENSURE_GUI_THREAD (*this, &IOSelectorWindow::io_name_changed, src)
std::string title;
if (!_selector.find_inputs_for_io_outputs()) {
title = string_compose(_("%1 input"), _selector.io()->name());
} else {
title = string_compose(_("%1 output"), _selector.io()->name());
}
set_title (title);
}