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livetrax/libs/surfaces/faderport/gui.cc
Robin Gareus acfa04d700
Update Ctrl-surface MIDI port list when ports change 
This is a better variant of bbb6851468, directly using
the GUI context without indirection.
2021-02-04 06:19:37 +01:00

506 lines
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/*
* Copyright (C) 2015-2019 Ben Loftis <ben@harrisonconsoles.com>
* Copyright (C) 2015-2019 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2017-2019 Robin Gareus <robin@gareus.org>
* Copyright (C) 2019 Johannes Mueller <github@johannes-mueller.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 <gtkmm/alignment.h>
#include <gtkmm/label.h>
#include <gtkmm/liststore.h>
#include "pbd/file_utils.h"
#include "pbd/strsplit.h"
#include "pbd/unwind.h"
#include "gtkmm2ext/actions.h"
#include "gtkmm2ext/action_model.h"
#include "gtkmm2ext/bindings.h"
#include "gtkmm2ext/gtk_ui.h"
#include "gtkmm2ext/gui_thread.h"
#include "gtkmm2ext/utils.h"
#include "ardour/audioengine.h"
#include "ardour/filesystem_paths.h"
#include "faderport.h"
#include "gui.h"
#include "pbd/i18n.h"
using namespace PBD;
using namespace ARDOUR;
using namespace ArdourSurface;
using namespace std;
using namespace Gtk;
using namespace Gtkmm2ext;
void*
FaderPort::get_gui () const
{
if (!gui) {
const_cast<FaderPort*>(this)->build_gui ();
}
static_cast<Gtk::VBox*>(gui)->show_all();
return gui;
}
void
FaderPort::tear_down_gui ()
{
if (gui) {
Gtk::Widget *w = static_cast<Gtk::VBox*>(gui)->get_parent();
if (w) {
w->hide();
delete w;
}
}
delete static_cast<FPGUI*> (gui);
gui = 0;
}
void
FaderPort::build_gui ()
{
gui = (void*) new FPGUI (*this);
}
/*--------------------*/
FPGUI::FPGUI (FaderPort& p)
: fp (p)
, table (2, 5)
, action_table (5, 4)
, ignore_active_change (false)
, action_model (ActionManager::ActionModel::instance ())
{
set_border_width (12);
table.set_row_spacings (4);
table.set_col_spacings (6);
table.set_border_width (12);
table.set_homogeneous (false);
std::string data_file_path;
string name = "faderport-small.png";
Searchpath spath(ARDOUR::ardour_data_search_path());
spath.add_subdirectory_to_paths ("icons");
find_file (spath, name, data_file_path);
if (!data_file_path.empty()) {
image.set (data_file_path);
hpacker.pack_start (image, false, false);
}
Gtk::Label* l;
Gtk::Alignment* align;
int row = 0;
input_combo.pack_start (midi_port_columns.short_name);
output_combo.pack_start (midi_port_columns.short_name);
input_combo.signal_changed().connect (sigc::bind (sigc::mem_fun (*this, &FPGUI::active_port_changed), &input_combo, true));
output_combo.signal_changed().connect (sigc::bind (sigc::mem_fun (*this, &FPGUI::active_port_changed), &output_combo, false));
l = manage (new Gtk::Label);
l->set_markup (string_compose ("<span weight=\"bold\">%1</span>", _("Incoming MIDI on:")));
l->set_alignment (1.0, 0.5);
table.attach (*l, 0, 1, row, row+1, AttachOptions(FILL|EXPAND), AttachOptions(0));
table.attach (input_combo, 1, 2, row, row+1, AttachOptions(FILL|EXPAND), AttachOptions(0), 0, 0);
row++;
l = manage (new Gtk::Label);
l->set_markup (string_compose ("<span weight=\"bold\">%1</span>", _("Outgoing MIDI on:")));
l->set_alignment (1.0, 0.5);
table.attach (*l, 0, 1, row, row+1, AttachOptions(FILL|EXPAND), AttachOptions(0));
table.attach (output_combo, 1, 2, row, row+1, AttachOptions(FILL|EXPAND), AttachOptions(0), 0, 0);
row++;
build_mix_action_combo (mix_combo[0], FaderPort::ButtonState(0));
build_mix_action_combo (mix_combo[1], FaderPort::ShiftDown);
build_mix_action_combo (mix_combo[2], FaderPort::LongPress);
build_proj_action_combo (proj_combo[0], FaderPort::ButtonState(0));
build_proj_action_combo (proj_combo[1], FaderPort::ShiftDown);
build_proj_action_combo (proj_combo[2], FaderPort::LongPress);
build_trns_action_combo (trns_combo[0], FaderPort::ButtonState(0));
build_trns_action_combo (trns_combo[1], FaderPort::ShiftDown);
build_trns_action_combo (trns_combo[2], FaderPort::LongPress);
build_foot_action_combo (foot_combo[0], FaderPort::ButtonState(0));
build_foot_action_combo (foot_combo[1], FaderPort::ShiftDown);
build_foot_action_combo (foot_combo[2], FaderPort::LongPress);
/* No shift-press combo for User because that is labelled as "next"
* (marker)
*/
build_user_action_combo (user_combo[0], FaderPort::ButtonState(0));
build_user_action_combo (user_combo[1], FaderPort::LongPress);
action_table.set_row_spacings (4);
action_table.set_col_spacings (6);
action_table.set_border_width (12);
action_table.set_homogeneous (false);
int action_row = 0;
l = manage (new Gtk::Label);
l->set_markup (string_compose ("<span weight=\"bold\">%1</span>", _("Press Action")));
l->set_alignment (0.5, 0.5);
action_table.attach (*l, 1, 2, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
l = manage (new Gtk::Label);
l->set_markup (string_compose ("<span weight=\"bold\">%1</span>", _("Shift-Press Action")));
l->set_alignment (0.5, 0.5);
action_table.attach (*l, 2, 3, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
l = manage (new Gtk::Label);
l->set_markup (string_compose ("<span weight=\"bold\">%1</span>", _("Long Press Action")));
l->set_alignment (0.5, 0.5);
action_table.attach (*l, 3, 4, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
action_row++;
l = manage (new Gtk::Label);
l->set_markup (string_compose ("<span weight=\"bold\">%1</span>", _("Mix")));
l->set_alignment (1.0, 0.5);
action_table.attach (*l, 0, 1, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
align = manage (new Alignment);
align->set (0.0, 0.5);
align->add (mix_combo[0]);
action_table.attach (*align, 1, 2, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
align = manage (new Alignment);
align->set (0.0, 0.5);
align->add (mix_combo[1]);
action_table.attach (*align, 2, 3, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
align = manage (new Alignment);
align->set (0.0, 0.5);
align->add (mix_combo[2]);
action_table.attach (*align, 3, 4, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
action_row++;
l = manage (new Gtk::Label);
l->set_markup (string_compose ("<span weight=\"bold\">%1</span>", _("Proj")));
l->set_alignment (1.0, 0.5);
action_table.attach (*l, 0, 1, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
align = manage (new Alignment);
align->set (0.0, 0.5);
align->add (proj_combo[0]);
action_table.attach (*align, 1, 2, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
align = manage (new Alignment);
align->set (0.0, 0.5);
align->add (proj_combo[1]);
action_table.attach (*align, 2, 3, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
align = manage (new Alignment);
align->set (0.0, 0.5);
align->add (proj_combo[2]);
action_table.attach (*align, 3, 4, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
action_row++;
l = manage (new Gtk::Label);
l->set_markup (string_compose ("<span weight=\"bold\">%1</span>", _("Trns")));
l->set_alignment (1.0, 0.5);
action_table.attach (*l, 0, 1, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
align = manage (new Alignment);
align->set (0.0, 0.5);
align->add (trns_combo[0]);
action_table.attach (*align, 1, 2, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
align = manage (new Alignment);
align->set (0.0, 0.5);
align->add (trns_combo[1]);
action_table.attach (*align, 2, 3, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
align = manage (new Alignment);
align->set (0.0, 0.5);
align->add (trns_combo[2]);
action_table.attach (*align, 3, 4, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
action_row++;
l = manage (new Gtk::Label);
l->set_markup (string_compose ("<span weight=\"bold\">%1</span>", _("User")));
l->set_alignment (1.0, 0.5);
action_table.attach (*l, 0, 1, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
align = manage (new Alignment);
align->set (0.0, 0.5);
align->add (user_combo[0]);
action_table.attach (*align, 1, 2, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
/* skip shift press combo */
align = manage (new Alignment);
align->set (0.0, 0.5);
align->add (user_combo[1]);
action_table.attach (*align, 3, 4, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
action_row++;
l = manage (new Gtk::Label);
l->set_markup (string_compose ("<span weight=\"bold\">%1</span>", _("Footswitch")));
l->set_alignment (1.0, 0.5);
action_table.attach (*l, 0, 1, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
align = manage (new Alignment);
align->set (0.0, 0.5);
align->add (foot_combo[0]);
action_table.attach (*align, 1, 2, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
align = manage (new Alignment);
align->set (0.0, 0.5);
align->add (foot_combo[1]);
action_table.attach (*align, 2, 3, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
align = manage (new Alignment);
align->set (0.0, 0.5);
align->add (foot_combo[2]);
action_table.attach (*align, 3, 4, action_row, action_row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
action_row++;
table.attach (action_table, 0, 5, row, row+1, AttachOptions(FILL|EXPAND), AttachOptions (0));
row++;
hpacker.pack_start (table, true, true);
pack_start (hpacker, false, false);
/* update the port connection combos */
update_port_combos ();
/* catch future changes to connection state */
ARDOUR::AudioEngine::instance()->PortRegisteredOrUnregistered.connect (_port_connections, invalidator (*this), boost::bind (&FPGUI::connection_handler, this), gui_context());
ARDOUR::AudioEngine::instance()->PortPrettyNameChanged.connect (_port_connections, invalidator (*this), boost::bind (&FPGUI::connection_handler, this), gui_context());
fp.ConnectionChange.connect (_port_connections, invalidator (*this), boost::bind (&FPGUI::connection_handler, this), gui_context());
}
FPGUI::~FPGUI ()
{
}
void
FPGUI::connection_handler ()
{
/* ignore all changes to combobox active strings here, because we're
updating them to match a new ("external") reality - we were called
because port connections have changed.
*/
PBD::Unwinder<bool> ici (ignore_active_change, true);
update_port_combos ();
}
void
FPGUI::update_port_combos ()
{
vector<string> midi_inputs;
vector<string> midi_outputs;
ARDOUR::AudioEngine::instance()->get_ports ("", ARDOUR::DataType::MIDI, ARDOUR::PortFlags (ARDOUR::IsOutput|ARDOUR::IsTerminal), midi_inputs);
ARDOUR::AudioEngine::instance()->get_ports ("", ARDOUR::DataType::MIDI, ARDOUR::PortFlags (ARDOUR::IsInput|ARDOUR::IsTerminal), midi_outputs);
Glib::RefPtr<Gtk::ListStore> input = build_midi_port_list (midi_inputs, true);
Glib::RefPtr<Gtk::ListStore> output = build_midi_port_list (midi_outputs, false);
bool input_found = false;
bool output_found = false;
int n;
input_combo.set_model (input);
output_combo.set_model (output);
Gtk::TreeModel::Children children = input->children();
Gtk::TreeModel::Children::iterator i;
i = children.begin();
++i; /* skip "Disconnected" */
for (n = 1; i != children.end(); ++i, ++n) {
string port_name = (*i)[midi_port_columns.full_name];
if (fp.input_port()->connected_to (port_name)) {
input_combo.set_active (n);
input_found = true;
break;
}
}
if (!input_found) {
input_combo.set_active (0); /* disconnected */
}
children = output->children();
i = children.begin();
++i; /* skip "Disconnected" */
for (n = 1; i != children.end(); ++i, ++n) {
string port_name = (*i)[midi_port_columns.full_name];
if (fp.output_port()->connected_to (port_name)) {
output_combo.set_active (n);
output_found = true;
break;
}
}
if (!output_found) {
output_combo.set_active (0); /* disconnected */
}
}
void
FPGUI::action_changed (Gtk::ComboBox* cb, FaderPort::ButtonID id, FaderPort::ButtonState bs)
{
TreeModel::const_iterator row = cb->get_active ();
string action_path = (*row)[action_model.path()];
/* release binding */
fp.set_action (id, action_path, false, bs);
}
void
FPGUI::build_action_combo (Gtk::ComboBox& cb, vector<pair<string,string> > const & actions, FaderPort::ButtonID id, FaderPort::ButtonState bs)
{
const string current_action = fp.get_action (id, false, bs); /* lookup release action */
action_model.build_custom_action_combo (cb, actions, current_action);
cb.signal_changed().connect (sigc::bind (sigc::mem_fun (*this, &FPGUI::action_changed), &cb, id, bs));
}
void
FPGUI::build_mix_action_combo (Gtk::ComboBox& cb, FaderPort::ButtonState bs)
{
vector<pair<string,string> > actions;
actions.push_back (make_pair (string (_("Show Mixer Window")), string (X_("Common/show-mixer"))));
actions.push_back (make_pair (string (_("Show/Hide Mixer list")), string (X_("Mixer/ToggleMixerList"))));
actions.push_back (make_pair (string("Toggle Meterbridge"), string(X_("Common/toggle-meterbridge"))));
actions.push_back (make_pair (string (_("Show/Hide Editor mixer strip")), string (X_("Editor/show-editor-mixer"))));
build_action_combo (cb, actions, FaderPort::Mix, bs);
}
void
FPGUI::build_proj_action_combo (Gtk::ComboBox& cb, FaderPort::ButtonState bs)
{
vector<pair<string,string> > actions;
actions.push_back (make_pair (string (_("Show Editor Window")), string (X_("Common/show-editor"))));
actions.push_back (make_pair (string("Toggle Editor Lists"), string(X_("Editor/show-editor-list"))));
actions.push_back (make_pair (string("Toggle Summary"), string(X_("Editor/ToggleSummary"))));
actions.push_back (make_pair (string("Toggle Meterbridge"), string(X_("Common/toggle-meterbridge"))));
actions.push_back (make_pair (string (_("Zoom to Session")), string (X_("Editor/zoom-to-session"))));
#if 0
actions.push_back (make_pair (string (_("Zoom In")), string (X_("Editor/temporal-zoom-in"))));
actions.push_back (make_pair (string (_("Zoom Out")), string (X_("Editor/temporal-zoom-out"))));
#endif
build_action_combo (cb, actions, FaderPort::Proj, bs);
}
void
FPGUI::build_trns_action_combo (Gtk::ComboBox& cb, FaderPort::ButtonState bs)
{
vector<pair<string,string> > actions;
actions.push_back (make_pair (string("Toggle Big Clock"), string(X_("Window/toggle-big-clock")))); //note: this would really make sense if the Big Clock had transport buttons on it
actions.push_back (make_pair (string("Toggle Locations window"), string(X_("Window/toggle-locations"))));
actions.push_back (make_pair (string("Toggle Metronome"), string(X_("Transport/ToggleClick"))));
actions.push_back (make_pair (string("Toggle External Sync"), string(X_("Transport/ToggleExternalSync"))));
actions.push_back (make_pair (string("Toggle Follow Playhead"), string(X_("Editor/toggle-follow-playhead"))));
// actions.push_back (make_pair (string("Set Playhead @pointer"), string(X_("Editor/set-playhead"))));
build_action_combo (cb, actions, FaderPort::Trns, bs);
}
void
FPGUI::build_foot_action_combo (Gtk::ComboBox& cb, FaderPort::ButtonState bs)
{
vector<pair<string,string> > actions;
actions.push_back (make_pair (string("Toggle Roll"), string(X_("Transport/ToggleRoll"))));
actions.push_back (make_pair (string("Toggle Rec-Enable"), string(X_("Transport/Record"))));
actions.push_back (make_pair (string("Toggle Roll+Rec"), string(X_("Transport/record-roll"))));
actions.push_back (make_pair (string("Toggle Loop"), string(X_("Transport/Loop"))));
actions.push_back (make_pair (string("Toggle Click"), string(X_("Transport/ToggleClick"))));
actions.push_back (make_pair (string("Record with Pre-Roll"), string(X_("Transport/RecordPreroll"))));
actions.push_back (make_pair (string("Record with Count-In"), string(X_("Transport/RecordCountIn"))));
build_action_combo (cb, actions, FaderPort::Footswitch, bs);
}
void
FPGUI::build_user_action_combo (Gtk::ComboBox& cb, FaderPort::ButtonState bs)
{
#ifndef MIXBUS
bs = FaderPort::ButtonState (bs|FaderPort::UserDown);
#endif
/* set the active "row" to the right value for the current button binding */
string current_action = fp.get_action (FaderPort::User, false, bs); /* lookup release action */
action_model.build_action_combo (cb, current_action);
cb.signal_changed().connect (sigc::bind (sigc::mem_fun (*this, &FPGUI::action_changed), &cb, FaderPort::User, bs));
}
Glib::RefPtr<Gtk::ListStore>
FPGUI::build_midi_port_list (vector<string> const & ports, bool for_input)
{
Glib::RefPtr<Gtk::ListStore> store = ListStore::create (midi_port_columns);
TreeModel::Row row;
row = *store->append ();
row[midi_port_columns.full_name] = string();
row[midi_port_columns.short_name] = _("Disconnected");
for (vector<string>::const_iterator p = ports.begin(); p != ports.end(); ++p) {
row = *store->append ();
row[midi_port_columns.full_name] = *p;
std::string pn = ARDOUR::AudioEngine::instance()->get_pretty_name_by_name (*p);
if (pn.empty ()) {
pn = (*p).substr ((*p).find (':') + 1);
}
row[midi_port_columns.short_name] = pn;
}
return store;
}
void
FPGUI::active_port_changed (Gtk::ComboBox* combo, bool for_input)
{
if (ignore_active_change) {
return;
}
TreeModel::iterator active = combo->get_active ();
string new_port = (*active)[midi_port_columns.full_name];
if (new_port.empty()) {
if (for_input) {
fp.input_port()->disconnect_all ();
} else {
fp.output_port()->disconnect_all ();
}
return;
}
if (for_input) {
if (!fp.input_port()->connected_to (new_port)) {
fp.input_port()->disconnect_all ();
fp.input_port()->connect (new_port);
}
} else {
if (!fp.output_port()->connected_to (new_port)) {
fp.output_port()->disconnect_all ();
fp.output_port()->connect (new_port);
}
}
}
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