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ardour/gtk2_ardour/io_selector.cc

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/*
Copyright (C) 2002-2003 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.
*/
#include <map>
#include <vector>
#include <sigc++/bind.h>
#include <gtkmm/messagedialog.h>
#include <glibmm/thread.h>
#include <ardour/io.h>
#include <ardour/route.h>
#include <ardour/audioengine.h>
#include <ardour/port.h>
#include <ardour/mtdm.h>
#include <ardour/insert.h>
#include <ardour/session.h>
#include <ardour/audio_diskstream.h>
#include <gtkmm2ext/doi.h>
#include <gtkmm2ext/gtk_ui.h>
#include <gtkmm2ext/utils.h>
#include "utils.h"
#include "io_selector.h"
#include "keyboard.h"
#include "gui_thread.h"
#include "i18n.h"
using namespace std;
using namespace Gtk;
using namespace Glib;
using namespace sigc;
using namespace ARDOUR;
using namespace PBD;
using namespace Gtkmm2ext;
IOSelectorWindow::IOSelectorWindow (Session& sess, boost::shared_ptr<IO> ior, bool input, bool can_cancel)
: ArdourDialog ("i/o selector"),
_selector (sess, ior, input),
ok_button (can_cancel ? _("OK"): _("Close")),
cancel_button (_("Cancel")),
rescan_button (_("Rescan"))
{
add_events (Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK);
set_name ("IOSelectorWindow");
string title;
if (input) {
title = string_compose(_("%1 input"), ior->name());
} else {
title = string_compose(_("%1 output"), ior->name());
}
ok_button.set_name ("IOSelectorButton");
cancel_button.set_name ("IOSelectorButton");
rescan_button.set_name ("IOSelectorButton");
button_box.set_spacing (5);
button_box.set_border_width (5);
button_box.set_homogeneous (true);
button_box.pack_start (rescan_button);
if (can_cancel) {
button_box.pack_start (cancel_button);
} else {
cancel_button.hide();
}
button_box.pack_start (ok_button);
get_vbox()->pack_start (_selector);
get_vbox()->pack_start (button_box, false, false);
ok_button.signal_clicked().connect (mem_fun(*this, &IOSelectorWindow::accept));
cancel_button.signal_clicked().connect (mem_fun(*this, &IOSelectorWindow::cancel));
rescan_button.signal_clicked().connect (mem_fun(*this, &IOSelectorWindow::rescan));
set_title (title);
set_position (WIN_POS_MOUSE);
signal_delete_event().connect (bind (sigc::ptr_fun (just_hide_it), reinterpret_cast<Window *> (this)));
}
IOSelectorWindow::~IOSelectorWindow()
{
}
void
IOSelectorWindow::rescan ()
{
_selector.redisplay ();
}
void
IOSelectorWindow::cancel ()
{
_selector.Finished(IOSelector::Cancelled);
hide ();
}
void
IOSelectorWindow::accept ()
{
_selector.Finished(IOSelector::Accepted);
hide ();
}
void
IOSelectorWindow::on_map ()
{
_selector.redisplay ();
Window::on_map ();
}
/*************************
The IO Selector "widget"
*************************/
IOSelector::IOSelector (Session& sess, boost::shared_ptr<IO> ior, bool input)
: session (sess),
io (ior),
for_input (input),
port_frame (for_input? _("Inputs") : _("Outputs")),
add_port_button (for_input? _("Add") : _("Add")),
remove_port_button (for_input? _("Remove") : _("Remove")),
clear_connections_button (_("Disconnect All"))
{
selected_port = 0;
notebook.set_name ("IOSelectorNotebook");
notebook.set_size_request (-1, 125);
clear_connections_button.set_name ("IOSelectorButton");
add_port_button.set_name ("IOSelectorButton");
remove_port_button.set_name ("IOSelectorButton");
selector_frame.set_name ("IOSelectorFrame");
port_frame.set_name ("IOSelectorFrame");
selector_frame.set_label (_("Available connections"));
selector_button_box.set_spacing (5);
selector_button_box.set_border_width (5);
selector_box.set_spacing (5);
selector_box.set_border_width (5);
selector_box.pack_start (notebook);
selector_box.pack_start (selector_button_box, false, false);
selector_frame.add (selector_box);
port_box.set_spacing (5);
port_box.set_border_width (5);
port_display_scroller.set_name ("IOSelectorNotebook");
port_display_scroller.set_border_width (0);
port_display_scroller.set_size_request (-1, 170);
port_display_scroller.add (port_box);
port_display_scroller.set_policy (POLICY_NEVER,
POLICY_AUTOMATIC);
port_button_box.set_spacing (5);
port_button_box.set_border_width (5);
port_button_box.pack_start (add_port_button, false, false);
port_button_box.pack_start (remove_port_button, false, false);
port_button_box.pack_start (clear_connections_button, false, false);
port_and_button_box.set_border_width (5);
port_and_button_box.pack_start (port_button_box, false, false);
port_and_button_box.pack_start (port_display_scroller);
port_frame.add (port_and_button_box);
port_and_selector_box.set_spacing (5);
port_and_selector_box.pack_start (port_frame);
port_and_selector_box.pack_start (selector_frame);
set_spacing (5);
set_border_width (5);
pack_start (port_and_selector_box);
rescan();
display_ports ();
clear_connections_button.signal_clicked().connect (mem_fun(*this, &IOSelector::clear_connections));
add_port_button.signal_clicked().connect (mem_fun(*this, &IOSelector::add_port));
remove_port_button.signal_clicked().connect (mem_fun(*this, &IOSelector::remove_port));
if (for_input) {
io->input_changed.connect (mem_fun(*this, &IOSelector::ports_changed));
} else {
io->output_changed.connect (mem_fun(*this, &IOSelector::ports_changed));
}
set_button_sensitivity ();
io->name_changed.connect (mem_fun(*this, &IOSelector::name_changed));
}
IOSelector::~IOSelector ()
{
}
void
IOSelector::set_button_sensitivity ()
{
if (for_input) {
if (io->input_maximum() < 0 || io->input_maximum() > (int) io->n_inputs()) {
add_port_button.set_sensitive (true);
} else {
add_port_button.set_sensitive (false);
}
} else {
if (io->output_maximum() < 0 || io->output_maximum() > (int) io->n_outputs()) {
add_port_button.set_sensitive (true);
} else {
add_port_button.set_sensitive (false);
}
}
if (for_input) {
if (io->n_inputs() && (io->input_minimum() < 0 || io->input_minimum() < (int) io->n_inputs())) {
remove_port_button.set_sensitive (true);
} else {
remove_port_button.set_sensitive (false);
}
} else {
if (io->n_outputs() && (io->output_minimum() < 0 || io->output_minimum() < (int) io->n_outputs())) {
remove_port_button.set_sensitive (true);
} else {
remove_port_button.set_sensitive (false);
}
}
}
void
IOSelector::name_changed (void* src)
{
ENSURE_GUI_THREAD(bind (mem_fun(*this, &IOSelector::name_changed), src));
display_ports ();
}
void
IOSelector::clear_connections ()
{
if (for_input) {
io->disconnect_inputs (this);
} else {
io->disconnect_outputs (this);
}
}
void
IOSelector::rescan ()
{
using namespace Notebook_Helpers;
typedef std::map<string,vector<pair<string,string> > > PortMap;
PortMap portmap;
const char **ports;
PageList& pages = notebook.pages();
gint current_page;
vector<string> rowdata;
page_selection_connection.disconnect ();
current_page = notebook.get_current_page ();
pages.clear ();
/* get relevant current JACK ports */
ports = session.engine().get_ports ("", JACK_DEFAULT_AUDIO_TYPE, for_input ? JackPortIsOutput : JackPortIsInput);
if (ports == 0) {
return;
}
/* find all the client names and group their ports into a list-by-client */
for (int n = 0; ports[n]; ++n) {
pair<string,vector<pair<string,string> > > newpair;
pair<string,string> strpair;
pair<PortMap::iterator,bool> result;
string str = ports[n];
string::size_type pos;
string portname;
pos = str.find (':');
newpair.first = str.substr (0, pos);
portname = str.substr (pos+1);
result = portmap.insert (newpair);
strpair.first = portname;
strpair.second = str;
result.first->second.push_back (strpair);
}
PortMap::iterator i;
for (i = portmap.begin(); i != portmap.end(); ++i) {
Box *client_box = manage (new VBox);
TreeView *display = manage (new TreeView);
RefPtr<ListStore> model = ListStore::create (port_display_columns);
ScrolledWindow *scroller = manage (new ScrolledWindow);
display->set_model (model);
display->append_column (X_("notvisible"), port_display_columns.displayed_name);
display->set_headers_visible (false);
display->get_selection()->set_mode (SELECTION_SINGLE);
display->set_name ("IOSelectorList");
for (vector<pair<string,string> >::iterator s = i->second.begin(); s != i->second.end(); ++s) {
TreeModel::Row row = *(model->append ());
row[port_display_columns.displayed_name] = s->first;
row[port_display_columns.full_name] = s->second;
}
display->signal_button_release_event().connect (bind (mem_fun(*this, &IOSelector::port_selection_changed), display));
Label *tab_label = manage (new Label);
tab_label->set_name ("IOSelectorNotebookTab");
tab_label->set_text ((*i).first);
scroller->add (*display);
scroller->set_policy (POLICY_AUTOMATIC, POLICY_AUTOMATIC);
client_box->pack_start (*scroller);
pages.push_back (TabElem (*client_box, *tab_label));
}
notebook.set_current_page (current_page);
page_selection_connection = notebook.signal_show().connect (bind (mem_fun (notebook, &Notebook::set_current_page), current_page));
selector_box.show_all ();
}
void
IOSelector::display_ports ()
{
TreeView *firsttview = 0;
TreeView *selected_port_tview = 0;
{
Glib::Mutex::Lock lm (port_display_lock);
Port *port;
uint32_t limit;
if (for_input) {
limit = io->n_inputs();
} else {
limit = io->n_outputs();
}
for (slist<TreeView *>::iterator i = port_displays.begin(); i != port_displays.end(); ) {
slist<TreeView *>::iterator tmp;
tmp = i;
++tmp;
port_box.remove (**i);
delete *i;
port_displays.erase (i);
i = tmp;
}
for (uint32_t n = 0; n < limit; ++n) {
TreeView* tview;
//ScrolledWindow *scroller;
string really_short_name;
if (for_input) {
port = io->input (n);
} else {
port = io->output (n);
}
/* we know there is '/' because we put it there */
really_short_name = port->short_name();
really_short_name = really_short_name.substr (really_short_name.find ('/') + 1);
tview = manage (new TreeView());
RefPtr<ListStore> port_model = ListStore::create (port_display_columns);
if (!firsttview) {
firsttview = tview;
}
tview->set_model (port_model);
tview->append_column (really_short_name, port_display_columns.displayed_name);
tview->get_selection()->set_mode (SELECTION_SINGLE);
tview->set_data (X_("port"), port);
tview->set_headers_visible (true);
tview->set_name (X_("IOSelectorPortList"));
port_box.pack_start (*tview);
port_displays.insert (port_displays.end(), tview);
/* now fill the clist with the current connections */
const char **connections = port->get_connections ();
if (connections) {
for (uint32_t c = 0; connections[c]; ++c) {
TreeModel::Row row = *(port_model->append());
row[port_display_columns.displayed_name] = connections[c];
row[port_display_columns.full_name] = connections[c];
}
}
if (for_input) {
if (io->input_maximum() == 1) {
selected_port = port;
selected_port_tview = tview;
} else {
if (port == selected_port) {
selected_port_tview = tview;
}
}
} else {
if (io->output_maximum() == 1) {
selected_port = port;
selected_port_tview = tview;
} else {
if (port == selected_port) {
selected_port_tview = tview;
}
}
}
TreeViewColumn* col = tview->get_column (0);
col->set_clickable (true);
/* handle button events on the column header ... */
col->signal_clicked().connect (bind (mem_fun(*this, &IOSelector::select_treeview), tview));
/* ... and within the treeview itself */
tview->signal_button_release_event().connect (bind (mem_fun(*this, &IOSelector::connection_button_release), tview));
}
port_box.show_all ();
}
if (!selected_port_tview) {
selected_port_tview = firsttview;
}
if (selected_port_tview) {
select_treeview (selected_port_tview);
}
}
bool
IOSelector::port_selection_changed (GdkEventButton *ev, TreeView* treeview)
{
TreeModel::iterator i = treeview->get_selection()->get_selected();
int status;
if (!i) {
return 0;
}
if (selected_port == 0) {
return 0;
}
string other_port_name = (*i)[port_display_columns.full_name];
if (for_input) {
if ((status = io->connect_input (selected_port, other_port_name, this)) == 0) {
Port *p = session.engine().get_port_by_name (other_port_name);
p->enable_metering();
}
} else {
status = io->connect_output (selected_port, other_port_name, this);
}
if (status == 0) {
select_next_treeview ();
}
treeview->get_selection()->unselect_all();
return 0;
}
void
IOSelector::ports_changed (IOChange change, void *src)
{
ENSURE_GUI_THREAD(bind (mem_fun(*this, &IOSelector::ports_changed), change, src));
display_ports ();
}
void
IOSelector::add_port ()
{
/* add a new port, then hide the button if we're up to the maximum allowed */
if (for_input) {
try {
io->add_input_port ("", this);
}
catch (AudioEngine::PortRegistrationFailure& err) {
MessageDialog msg (_("There are no more JACK ports available."));
msg.run ();
}
} else {
try {
io->add_output_port ("", this);
}
catch (AudioEngine::PortRegistrationFailure& err) {
MessageDialog msg (_("There are no more JACK ports available."));
msg.run ();
}
}
set_button_sensitivity ();
}
void
IOSelector::remove_port ()
{
uint32_t nports;
// always remove last port
if (for_input) {
if ((nports = io->n_inputs()) > 0) {
io->remove_input_port (io->input(nports-1), this);
}
} else {
if ((nports = io->n_outputs()) > 0) {
io->remove_output_port (io->output(nports-1), this);
}
}
set_button_sensitivity ();
}
gint
IOSelector::connection_button_release (GdkEventButton *ev, TreeView *treeview)
{
/* this handles button release on a port name row: i.e. a connection
between the named port and the port represented by the treeview.
*/
Gtk::TreeModel::iterator iter;
TreeModel::Path path;
TreeViewColumn* column;
int cellx;
int celly;
/* only handle button1 events here */
if (ev->button != 1) {
return false;
}
if (!treeview->get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
return false;
}
if ((iter = treeview->get_model()->get_iter (path.to_string()))) {
/* path is valid */
string connected_port_name = (*iter)[port_display_columns.full_name];
Port *port = reinterpret_cast<Port *> (treeview->get_data (X_("port")));
if (for_input) {
Port *p = session.engine().get_port_by_name (connected_port_name);
p->disable_metering();
io->disconnect_input (port, connected_port_name, this);
} else {
io->disconnect_output (port, connected_port_name, this);
}
}
return true;
}
void
IOSelector::select_next_treeview ()
{
slist<TreeView*>::iterator next;
if (port_displays.empty() || port_displays.size() == 1) {
return;
}
for (slist<TreeView *>::iterator i = port_displays.begin(); i != port_displays.end(); ++i) {
if ((*i)->get_name() == "IOSelectorPortListSelected") {
++i;
if (i == port_displays.end()) {
select_treeview (port_displays.front());
} else {
select_treeview (*i);
}
break;
}
}
}
void
IOSelector::select_treeview (TreeView* tview)
{
/* Gack. TreeView's don't respond visually to a change
in their state, so rename them to force a style
switch.
*/
Glib::Mutex::Lock lm (port_display_lock);
Port* port = reinterpret_cast<Port *> (tview->get_data (X_("port")));
selected_port = port;
tview->set_name ("IOSelectorPortListSelected");
tview->queue_draw ();
/* ugly hack to force the column header button to change as well */
TreeViewColumn* col = tview->get_column (0);
GtkTreeViewColumn* ccol = col->gobj();
if (ccol->button) {
gtk_widget_set_name (ccol->button, "IOSelectorPortListSelected");
gtk_widget_queue_draw (ccol->button);
}
for (slist<TreeView*>::iterator i = port_displays.begin(); i != port_displays.end(); ++i) {
if (*i == tview) {
continue;
}
col = (*i)->get_column (0);
ccol = col->gobj();
if (ccol->button) {
gtk_widget_set_name (ccol->button, "IOSelectorPortList");
gtk_widget_queue_draw (ccol->button);
}
(*i)->set_name ("IOSelectorPortList");
(*i)->queue_draw ();
}
selector_box.show_all ();
}
void
IOSelector::redisplay ()
{
display_ports ();
if (for_input) {
if (io->input_maximum() != 0) {
rescan ();
}
} else {
if (io->output_maximum() != 0) {
rescan();
}
}
}
PortInsertUI::PortInsertUI (Session& sess, boost::shared_ptr<PortInsert> pi)
: _pi (pi)
, latency_button (_("Measure Latency"))
, input_selector (sess, pi, true)
, output_selector (sess, pi, false)
{
latency_hbox.pack_start (latency_button, false, false);
latency_hbox.pack_start (latency_display, false, false);
latency_frame.add (latency_hbox);
hbox.pack_start (output_selector, true, true);
hbox.pack_start (input_selector, true, true);
set_spacing (6);
set_border_width (12);
pack_start (latency_frame);
pack_start (hbox);
update_latency_display();
latency_button.signal_toggled().connect (mem_fun (*this, &PortInsertUI::latency_button_toggled));
}
void
PortInsertUI::update_latency_display ()
{
nframes_t sample_rate = input_selector.session.engine().frame_rate();
if (sample_rate == 0) {
latency_display.set_text (_("Disconnected from audio engine"));
} else {
char buf[64];
snprintf (buf, sizeof (buf), "%10.3lf frames %10.3lf ms", (float)_pi->latency(), (float)_pi->latency() * 1000.0f/sample_rate);
latency_display.set_text(buf);
}
}
bool
PortInsertUI::check_latency_measurement ()
{
MTDM* mtdm = _pi->mtdm ();
if (mtdm->resolve () < 0) {
latency_display.set_text (_("No signal detected"));
return true;
}
if (mtdm->err () > 0.3) {
mtdm->invert ();
mtdm->resolve ();
}
char buf[128];
nframes_t sample_rate = input_selector.session.engine().frame_rate();
if (sample_rate == 0) {
latency_display.set_text (_("Disconnected from audio engine"));
_pi->stop_latency_detection ();
return false;
}
snprintf (buf, sizeof (buf), "%10.3lf frames %10.3lf ms", mtdm->del (), mtdm->del () * 1000.0f/sample_rate);
bool solid = true;
if (mtdm->err () > 0.2) {
strcat (buf, " ??");
solid = false;
}
if (mtdm->inv ()) {
strcat (buf, " (Inv)");
solid = false;
}
if (solid) {
_pi->set_measured_latency ((nframes_t) rint (mtdm->del()));
strcat (buf, " (set)");
latency_button.set_active (false);
}
latency_display.set_text (buf);
return true;
}
void
PortInsertUI::latency_button_toggled ()
{
if (latency_button.get_active ()) {
_pi->start_latency_detection ();
latency_display.set_text (_("Detecting ..."));
latency_timeout = Glib::signal_timeout().connect (mem_fun (*this, &PortInsertUI::check_latency_measurement), 250);
} else {
_pi->stop_latency_detection ();
latency_timeout.disconnect ();
}
}
void
PortInsertUI::redisplay()
{
input_selector.redisplay();
output_selector.redisplay();
}
void
PortInsertUI::finished(IOSelector::Result r)
{
input_selector.Finished (r);
output_selector.Finished (r);
}
PortInsertWindow::PortInsertWindow (Session& sess, boost::shared_ptr<PortInsert> pi, bool can_cancel)
: ArdourDialog ("port insert dialog"),
_portinsertui (sess, pi),
ok_button (can_cancel ? _("OK"): _("Close")),
cancel_button (_("Cancel")),
rescan_button (_("Rescan"))
{
set_name ("IOSelectorWindow");
string title = _("ardour: ");
title += pi->name();
set_title (title);
ok_button.set_name ("IOSelectorButton");
cancel_button.set_name ("IOSelectorButton");
rescan_button.set_name ("IOSelectorButton");
button_box.set_spacing (5);
button_box.set_border_width (5);
button_box.set_homogeneous (true);
button_box.pack_start (rescan_button);
if (can_cancel) {
button_box.pack_start (cancel_button);
}
else {
cancel_button.hide();
}
button_box.pack_start (ok_button);
get_vbox()->pack_start (_portinsertui);
get_vbox()->pack_start (button_box, false, false);
ok_button.signal_clicked().connect (mem_fun(*this, &PortInsertWindow::accept));
cancel_button.signal_clicked().connect (mem_fun(*this, &PortInsertWindow::cancel));
rescan_button.signal_clicked().connect (mem_fun(*this, &PortInsertWindow::rescan));
signal_delete_event().connect (bind (sigc::ptr_fun (just_hide_it), reinterpret_cast<Window *> (this)));
going_away_connection = pi->GoingAway.connect (mem_fun(*this, &PortInsertWindow::plugin_going_away));
}
void
PortInsertWindow::plugin_going_away ()
{
ENSURE_GUI_THREAD(mem_fun(*this, &PortInsertWindow::plugin_going_away));
going_away_connection.disconnect ();
delete_when_idle (this);
}
void
PortInsertWindow::on_map ()
{
_portinsertui.redisplay ();
Window::on_map ();
}
void
PortInsertWindow::rescan ()
{
_portinsertui.redisplay();
}
void
PortInsertWindow::cancel ()
{
_portinsertui.finished(IOSelector::Cancelled);
hide ();
}
void
PortInsertWindow::accept ()
{
_portinsertui.finished(IOSelector::Accepted);
hide ();
}
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