ardour/gtk2_ardour/connection_editor.cc

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/*
Copyright (C) 2002 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.
$Id$
*/
#include <stdint.h>
#include <gtkmm2ext/gtk_ui.h>
#include <gtkmm2ext/utils.h>
#include <sigc++/bind.h>
#include "connection_editor.h"
#include <ardour/session.h>
#include <ardour/session_connection.h>
#include <ardour/audioengine.h>
#include <ardour/connection.h>
#include "utils.h"
#include "keyboard.h"
#include "prompter.h"
#include "i18n.h"
#include <inttypes.h>
using namespace std;
using namespace ARDOUR;
using namespace Gtk;
using namespace sigc;
ConnectionEditor::ConnectionEditor ()
: ArdourDialog ("connection editor"),
input_frame (_("Input Connections")),
output_frame (_("Output Connections")),
new_input_connection_button (_("New Input")),
new_output_connection_button (_("New Output")),
delete_connection_button (_("Delete")),
clear_button (_("Clear")),
add_port_button (_("Add Port")),
ok_button (_("Close")),
cancel_button (_("Cancel")),
rescan_button (_("Rescan"))
{
add_events (Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK);
session = 0;
selected_port = -1;
current_connection = 0;
push_at_front = false;
set_name ("ConnectionEditorWindow");
ok_button.set_name ("ConnectionEditorButton");
cancel_button.set_name ("ConnectionEditorButton");
rescan_button.set_name ("ConnectionEditorButton");
new_input_connection_button.set_name ("ConnectionEditorButton");
new_output_connection_button.set_name ("ConnectionEditorButton");
clear_button.set_name ("ConnectionEditorButton");
button_frame.set_name ("ConnectionEditorFrame");
input_frame.set_name ("ConnectionEditorFrame");
output_frame.set_name ("ConnectionEditorFrame");
button_box.set_spacing (15);
button_box.set_border_width (5);
Gtkmm2ext::set_size_request_to_display_given_text (ok_button, _("OK"), 40, 15);
button_box.pack_end (ok_button, false, false);
// button_box.pack_end (cancel_button, false, false);
cancel_button.hide();
button_frame.add (button_box);
ok_button.signal_clicked().connect (mem_fun(*this, &ConnectionEditor::accept));
cancel_button.signal_clicked().connect (mem_fun(*this, &ConnectionEditor::cancel));
cancel_button.signal_clicked().connect (mem_fun(*this, &ConnectionEditor::rescan));
notebook.set_name ("ConnectionEditorNotebook");
notebook.set_size_request (-1, 125);
clear_button.set_name ("ConnectionEditorButton");
add_port_button.set_name ("ConnectionEditorButton");
Gtkmm2ext::set_size_request_to_display_given_text (add_port_button, _("Add Port"), 35, 15);
selector_frame.set_name ("ConnectionEditorFrame");
port_frame.set_name ("ConnectionEditorFrame");
selector_frame.set_label (_("Available Ports"));
selector_button_box.set_spacing (5);
selector_button_box.set_border_width (5);
Gtkmm2ext::set_size_request_to_display_given_text (rescan_button, _("Rescan"), 35, 15);
selector_button_box.pack_start (rescan_button, false, false);
selector_box.set_spacing (5);
selector_box.set_border_width (5);
selector_box.pack_start (notebook);
selector_box.pack_start (selector_button_box);
selector_frame.add (selector_box);
port_box.set_spacing (5);
port_box.set_border_width (3);
port_button_box.set_spacing (5);
port_button_box.set_border_width (2);
port_button_box.pack_start (add_port_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_box);
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);
right_vbox.set_spacing (5);
right_vbox.set_border_width (5);
right_vbox.pack_start (port_and_selector_box);
input_connection_display.set_shadow_type (Gtk::SHADOW_IN);
input_connection_display.set_selection_mode (GTK_SELECTION_SINGLE);
input_connection_display.set_size_request (80, -1);
input_connection_display.set_name ("ConnectionEditorConnectionList");
input_connection_display.select_row.connect (bind (mem_fun(*this, &ConnectionEditor::connection_selected), true));
output_connection_display.set_shadow_type (Gtk::SHADOW_IN);
output_connection_display.set_selection_mode (GTK_SELECTION_SINGLE);
output_connection_display.set_size_request (80, -1);
output_connection_display.set_name ("ConnectionEditorConnectionList");
output_connection_display.select_row.connect (bind (mem_fun(*this, &ConnectionEditor::connection_selected), false));
input_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
output_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
input_scroller.add_with_viewport (input_connection_display);
output_scroller.add_with_viewport (output_connection_display);
input_box.set_border_width (5);
input_box.set_spacing (5);
input_box.pack_start (input_scroller);
input_box.pack_start (new_input_connection_button, false, false);
input_frame.add (input_box);
output_box.set_border_width (5);
output_box.set_spacing (5);
output_box.pack_start (output_scroller);
output_box.pack_start (new_output_connection_button, false, false);
output_frame.add (output_box);
connection_box.set_spacing (5);
connection_box.pack_start (input_frame);
connection_box.pack_start (output_frame);
left_vbox.set_spacing (5);
left_vbox.pack_start (connection_box);
main_hbox.set_border_width (10);
main_hbox.set_spacing (5);
main_hbox.pack_start (left_vbox);
main_hbox.pack_start (right_vbox);
main_vbox.set_border_width (10);
main_vbox.set_spacing (5);
main_vbox.pack_start (main_hbox);
main_vbox.pack_start (button_frame, false, false);
set_title (_("ardour: connections"));
add (main_vbox);
delete_event.connect (bind (ptr_fun (just_hide_it), reinterpret_cast<Window *> (this)));
clear_button.signal_clicked().connect (mem_fun(*this, &ConnectionEditor::clear));
add_port_button.signal_clicked().connect (mem_fun(*this, &ConnectionEditor::add_port));
new_input_connection_button.signal_clicked().connect (bind (mem_fun(*this, &ConnectionEditor::new_connection), true));
new_output_connection_button.signal_clicked().connect (bind (mem_fun(*this, &ConnectionEditor::new_connection), false));
delete_connection_button.signal_clicked().connect (mem_fun(*this, &ConnectionEditor::delete_connection));
}
ConnectionEditor::~ConnectionEditor()
{
}
void
ConnectionEditor::set_session (Session *s)
{
if (s != session) {
ArdourDialog::set_session (s);
if (session) {
session->ConnectionAdded.connect (mem_fun(*this, &ConnectionEditor::proxy_add_connection_and_select));
session->ConnectionRemoved.connect (mem_fun(*this, &ConnectionEditor::proxy_remove_connection));
} else {
hide ();
}
}
}
void
ConnectionEditor::rescan ()
{
refill_connection_display ();
display_ports ();
}
void
ConnectionEditor::cancel ()
{
hide ();
}
void
ConnectionEditor::accept ()
{
hide ();
}
void
ConnectionEditor::clear ()
{
if (current_connection) {
current_connection->clear ();
}
}
gint
ConnectionEditor::on_map (GdkEventAny *ev)
{
refill_connection_display ();
return Window::on_map (ev);
}
void
ConnectionEditor::add_connection (ARDOUR::Connection *connection)
{
using namespace CList_Helpers;
const char *rowtext[1];
rowtext[0] = connection->name().c_str();
if (dynamic_cast<InputConnection *> (connection)) {
if (push_at_front) {
input_connection_display.rows().push_front (rowtext);
input_connection_display.rows().front().set_data (connection);
} else {
input_connection_display.rows().push_back (rowtext);
input_connection_display.rows().back().set_data (connection);
}
} else {
if (push_at_front) {
output_connection_display.rows().push_front (rowtext);
output_connection_display.rows().front().set_data (connection);
} else {
output_connection_display.rows().push_back (rowtext);
output_connection_display.rows().back().set_data (connection);
}
}
}
void
ConnectionEditor::remove_connection (ARDOUR::Connection *connection)
{
using namespace Gtk::CList_Helpers;
RowList::iterator i;
RowList* rlist;
if (dynamic_cast<InputConnection *> (connection)) {
rlist = &input_connection_display.rows();
} else {
rlist = &output_connection_display.rows();
}
if ((i = rlist->find_data (connection)) != rlist->end()) {
rlist->erase (i);
}
}
void
ConnectionEditor::proxy_add_connection_and_select (ARDOUR::Connection *connection)
{
Gtkmm2ext::UI::instance()->call_slot (bind (mem_fun(*this, &ConnectionEditor::add_connection_and_select), connection));
}
void
ConnectionEditor::proxy_remove_connection (ARDOUR::Connection *connection)
{
Gtkmm2ext::UI::instance()->call_slot (bind (mem_fun(*this, &ConnectionEditor::remove_connection), connection));
}
void
ConnectionEditor::add_connection_and_select (ARDOUR::Connection *connection)
{
add_connection (connection);
if (dynamic_cast<InputConnection *> (connection)) {
input_connection_display.rows().front().select ();
} else {
output_connection_display.rows().front().select ();
}
}
void
ConnectionEditor::refill_connection_display ()
{
input_connection_display.clear();
output_connection_display.clear();
current_connection = 0;
if (session) {
session->foreach_connection (this, &ConnectionEditor::add_connection);
}
}
void
ConnectionEditor::connection_selected (gint row, gint col, GdkEvent *ev, bool input)
{
ARDOUR::Connection *old_current = current_connection;
if (input) {
output_connection_display.unselect_all ();
current_connection = reinterpret_cast<ARDOUR::Connection*> (input_connection_display.row(row).get_data());
} else {
input_connection_display.unselect_all ();
current_connection = reinterpret_cast<ARDOUR::Connection*> (output_connection_display.row(row).get_data());
}
if (old_current != current_connection) {
config_connection.disconnect ();
connect_connection.disconnect ();
}
if (current_connection) {
config_connection = current_connection->ConfigurationChanged.connect
(bind (mem_fun(*this, &ConnectionEditor::configuration_changed), input));
connect_connection = current_connection->ConnectionsChanged.connect
(bind (mem_fun(*this, &ConnectionEditor::connections_changed), input));
}
display_connection_state (input);
display_ports ();
}
void
ConnectionEditor::configuration_changed (bool for_input)
{
display_connection_state (for_input);
}
void
ConnectionEditor::connections_changed (int which_port, bool for_input)
{
display_connection_state (for_input);
}
void
ConnectionEditor::display_ports ()
{
if (session == 0 || current_connection == 0) {
return;
}
using namespace Notebook_Helpers;
using namespace CList_Helpers;
typedef map<string,vector<pair<string,string> > > PortMap;
PortMap portmap;
const char **ports;
PageList& pages = notebook.pages();
gint current_page;
vector<string> rowdata;
bool for_input;
current_page = notebook.get_current_page_num ();
pages.clear ();
/* get relevant current JACK ports */
for_input = (dynamic_cast<InputConnection *> (current_connection) != 0);
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);
Gtk::CList *client_port_display = manage (new Gtk::CList (1));
ScrolledWindow *scroller = manage (new ScrolledWindow);
scroller->add_with_viewport (*client_port_display);
scroller->set_policy (Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
client_box->pack_start (*scroller);
client_port_display->set_selection_mode (GTK_SELECTION_BROWSE);
client_port_display->set_name ("ConnectionEditorList");
for (vector<pair<string,string> >::iterator s = i->second.begin(); s != i->second.end(); ++s) {
rowdata.clear ();
rowdata.push_back (s->first);
client_port_display->rows().push_back (rowdata);
client_port_display->rows().back().set_data (g_strdup (s->second.c_str()), free);
}
client_port_display->columns_autosize ();
client_port_display->select_row.connect (bind (mem_fun(*this, &ConnectionEditor::port_selection_handler), client_port_display));
Label *tab_label = manage (new Label);
tab_label->set_name ("ConnectionEditorNotebookTab");
tab_label->set_text ((*i).first);
pages.push_back (TabElem (*client_box, *tab_label));
}
notebook.set_page (current_page);
notebook.show.connect (bind (mem_fun (notebook, &Notebook::set_page), current_page));
selector_box.show_all ();
}
void
ConnectionEditor::display_connection_state (bool for_input)
{
LockMonitor lm (port_display_lock, __LINE__, __FILE__);
uint32_t limit;
if (session == 0 || current_connection == 0) {
return;
}
string frame_label = _("Connection \"");
frame_label += current_connection->name();
frame_label += _("\"");
port_frame.set_label (frame_label);
for (slist<ScrolledWindow *>::iterator i = port_displays.begin(); i != port_displays.end(); ) {
slist<ScrolledWindow *>::iterator tmp;
tmp = i;
tmp++;
port_box.remove (**i);
delete *i;
port_displays.erase (i);
i = tmp;
}
limit = current_connection->nports();
for (uint32_t n = 0; n < limit; ++n) {
CList *clist;
ScrolledWindow *scroller;
const gchar *title[1];
char buf[32];
string really_short_name;
if (for_input) {
snprintf(buf, sizeof(buf)-1, _("in %d"), n+1);
} else {
snprintf(buf, sizeof(buf)-1, _("out %d"), n+1);
}
title[0] = buf;
clist = manage (new CList (1, title));
scroller = new ScrolledWindow;
scroller->add_with_viewport (*clist);
scroller->set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
port_displays.insert (port_displays.end(), scroller);
port_box.pack_start (*scroller);
clist->set_data ("port", (gpointer) ((intptr_t) n));
clist->set_name ("ConnectionEditorPortList");
clist->click_column.connect (bind (mem_fun(*this, &ConnectionEditor::port_column_click), clist));
clist->set_selection_mode (GTK_SELECTION_SINGLE);
clist->set_shadow_type (Gtk::SHADOW_IN);
scroller->set_size_request (-1, 75);
/* now fill the clist with the current connections */
const ARDOUR::Connection::PortList& connections = current_connection->port_connections (n);
for (ARDOUR::Connection::PortList::const_iterator i = connections.begin(); i != connections.end(); ++i) {
const gchar *data[1];
data[0] = (*i).c_str();
clist->rows().push_back (data);
}
clist->columns_autosize ();
clist->signal_button_release_event().connect (bind (mem_fun(*this, &ConnectionEditor::port_button_event), clist));
}
port_box.show_all ();
}
void
ConnectionEditor::port_selection_handler (gint row, gint col, GdkEvent *ev, Gtk::CList *clist)
{
using namespace CList_Helpers;
string other_port_name = (char *) clist->rows()[row].get_data();
if (current_connection && selected_port >= 0) {
current_connection->add_connection (selected_port, other_port_name);
}
}
void
ConnectionEditor::add_port ()
{
if (current_connection) {
current_connection->add_port ();
}
}
void
ConnectionEditor::port_column_click (gint col, CList *clist)
{
/* Gack. CList's don't respond visually to a change
in their state, so rename them to force a style
switch.
*/
LockMonitor lm (port_display_lock, __LINE__, __FILE__);
int which_port = reinterpret_cast<intptr_t> (clist->get_data ("port"));
if (which_port != selected_port) {
selected_port = which_port;
display_ports ();
clist->set_name ("ConnectionEditorPortListSelected");
for (slist<ScrolledWindow *>::iterator i = port_displays.begin(); i != port_displays.end(); ++i) {
Widget *child = (*i)->get_child();
if (static_cast<CList *> (child) != clist) {
child->set_name ("ConnectionEditorPortList");
child->queue_draw ();
}
}
} else {
selected_port = -1;
clist->set_name ("ConnectionEditorPortList");
clist->queue_draw();
}
}
gint
ConnectionEditor::connection_click (GdkEventButton *ev, CList *clist)
{
gint row, col;
if (clist->get_selection_info ((int)ev->x, (int)ev->y, &row, &col) == 0) {
return FALSE;
}
current_connection = reinterpret_cast<ARDOUR::Connection *> (clist->row(row).get_data ());
return TRUE;
}
void
ConnectionEditor::new_connection (bool for_input)
{
if (session == 0) {
return;
}
ArdourPrompter prompter (true);
prompter.set_prompt (_("Name for new connection:"));
prompter.done.connect (Gtk::Main::quit.slot());
prompter.show_all();
Gtk::Main::run();
if (prompter.status == Gtkmm2ext::Prompter::entered) {
string name;
prompter.get_result (name);
push_at_front = true;
if (name.length()) {
if (for_input) {
session->add_connection (new ARDOUR::InputConnection (name));
} else {
session->add_connection (new ARDOUR::OutputConnection (name));
}
}
push_at_front = false;
}
}
void
ConnectionEditor::delete_connection ()
{
if (session && current_connection) {
session->remove_connection (current_connection);
current_connection = 0;
}
}
gint
ConnectionEditor::port_button_event (GdkEventButton *ev, CList *clist)
{
int row, col;
if (current_connection == 0) {
return FALSE;
}
if (clist->get_selection_info ((int) ev->x, (int) ev->y, &row, &col) == 0) {
return FALSE;
}
if (!(Keyboard::is_delete_event (ev))) {
return FALSE;
}
string port_name = clist->cell (row, col).get_text ();
int which_port = (intptr_t) clist->get_data ("port");
current_connection->remove_connection (which_port, port_name);
return TRUE;
}