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livetrax/gtk2_ardour/io_selector.cc
Paul Davis c38fdbc64c "finalmunge" patch from nick, plus work on editor region list and actions infrastructure from me
git-svn-id: svn://localhost/trunk/ardour2@52 d708f5d6-7413-0410-9779-e7cbd77b26cf
2005-10-09 05:03:29 +00:00

857 lines
20 KiB
C++

/*
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.
$Id$
*/
#include <map>
#include <vector>
#include <pbd/lockmonitor.h>
#include <ardour/io.h>
#include <ardour/route.h>
#include <ardour/audioengine.h>
#include <ardour/port.h>
#include <ardour/insert.h>
#include <ardour/session.h>
#include <ardour/diskstream.h>
#include <gtkmm2ext/doi.h>
#include <gtkmm2ext/gtk_ui.h>
#include "utils.h"
#include "ardour_message.h"
#include "io_selector.h"
#include "keyboard.h"
#include "gui_thread.h"
#include "i18n.h"
using namespace std;
using namespace Gtk;
using namespace sigc;
using namespace ARDOUR;
IOSelectorWindow::IOSelectorWindow (Session& sess, 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);
vbox.pack_start (_selector);
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 (Gtk::WIN_POS_MOUSE);
add (vbox);
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 ();
}
bool
IOSelectorWindow::on_map (GdkEventAny *ev)
{
_selector.redisplay ();
return Window::on_map (ev);
}
/*************************
The IO Selector "widget"
*************************/
IOSelector::IOSelector (Session& sess, IO& ior, bool input)
: session (sess),
io (ior),
for_input (input),
port_frame (for_input? _("Inputs") : _("Outputs")),
add_port_button (for_input? _("Add Input") : _("Add Output")),
remove_port_button (for_input? _("Remove Input") : _("Remove Output")),
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_with_viewport (port_box);
port_display_scroller.set_policy (Gtk::POLICY_NEVER,
Gtk::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);
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);
}
}
port_button_box.pack_start (remove_port_button, false, false);
if (for_input) {
if (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.output_minimum() < 0 || io.output_minimum() < (int) io.n_outputs()) {
remove_port_button.set_sensitive (true);
} else {
remove_port_button.set_sensitive (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));
}
io.name_changed.connect (mem_fun(*this, &IOSelector::name_changed));
}
IOSelector::~IOSelector ()
{
}
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;
using namespace CList_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;
current_page = notebook.get_current_page_num ();
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;
std::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);
/* this may or may not succeed at actually inserting.
we don't care, however: we just want an iterator
that gives us either the inserted element or
the existing one with the same name.
*/
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 ("IOSelectorList");
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, &IOSelector::port_selection_handler), client_port_display));
Label *tab_label = manage (new Label);
tab_label->set_name ("IOSelectorNotebookTab");
tab_label->set_text ((*i).first);
pages.push_back (TabElem (*client_box, *tab_label));
}
notebook.set_page (current_page);
notebook.signal_show().connect (bind (mem_fun (notebook, &Notebook::set_current_page), current_page));
selector_box.show_all ();
}
void
IOSelector::display_ports ()
{
CList *clist = 0;
CList *firstclist = 0;
CList *selected_port_list = 0;
{
LockMonitor lm (port_display_lock, __LINE__, __FILE__);
Port *port;
uint32_t limit;
if (for_input) {
limit = io.n_inputs();
} else {
limit = io.n_outputs();
}
for (slist<CList *>::iterator i = port_displays.begin(); i != port_displays.end(); ) {
slist<CList *>::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) {
const gchar *title[1];
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);
title[0] = really_short_name.c_str();
clist = new CList (1, title);
if (!firstclist) {
firstclist = clist;
}
port_displays.insert (port_displays.end(), clist);
port_box.pack_start (*clist);
clist->set_data (_("port"), port);
/* XXX THIS IS A DIGUSTING AND DIRTY HACK, FORCED UPON US BECAUSE
GtkCList DOESN'T PROVIDE ANY WAY TO CONNECT TO BUTTON_PRESS_EVENTS
FOR THE COLUMN TITLE BUTTON.
*/
clist->column(0).get_widget(); // force the column title button to be created
GtkButton *b = GTK_BUTTON(clist->gobj()->column[0].button); // no API to access this
Gtk::Button *B = Glib::wrap (b); // make C++ signal handling easier.
clist->column_titles_show ();
clist->column_titles_active ();
if (for_input) {
if (io.input_maximum() == 1) {
selected_port = port;
selected_port_list = clist;
} else {
if (port == selected_port) {
selected_port_list = clist;
}
}
B->signal_button_release_event().connect
(bind (mem_fun(*this, &IOSelector::port_column_button_release), clist));
} else {
if (io.output_maximum() == 1) {
selected_port = port;
selected_port_list = clist;
} else {
if (port == selected_port) {
selected_port_list = clist;
}
}
B->signal_button_release_event().connect
(bind (mem_fun(*this, &IOSelector::port_column_button_release), clist));
}
clist->set_name ("IOSelectorPortList");
clist->set_selection_mode (Gtk::SELECTION_SINGLE);
clist->set_shadow_type (Gtk::SHADOW_IN);
clist->set_size_request (-1, 75);
/* now fill the clist with the current connections */
const char **connections = port->get_connections ();
if (connections) {
for (uint32_t c = 0; connections[c]; ++c) {
const gchar *txt[1];
txt[0] = connections[c];
clist->rows().push_back (txt);
}
free (connections);
}
clist->columns_autosize ();
clist->signal_button_release_event().connect (bind (mem_fun(*this, &IOSelector::connection_click), clist));
}
port_box.show_all ();
if (selected_port_list) {
selected_port_list->click_column(0);
selected_port_list->set_name ("IOSelectorPortListSelected");
for (slist<CList *>::iterator i = port_displays.begin(); i != port_displays.end(); ++i) {
if (*i != selected_port_list) {
(*i)->set_name ("IOSelectorPortList");
(*i)->queue_draw ();
}
}
} else {
selected_port = 0;
selector_box.hide_all ();
}
}
if (selected_port_list) {
select_clist (selected_port_list);
} else if (firstclist) {
// select first
select_clist (firstclist);
}
}
void
IOSelector::port_selection_handler (gint row, gint col, GdkEvent *ev, Gtk::CList *clist)
{
using namespace CList_Helpers;
int status;
if (selected_port == 0) {
return;
}
string other_port_name = (char *) clist->rows()[row].get_data();
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_clist ();
}
}
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) {
ArdourMessage msg (0, X_("noport dialog"),
_("There are no more JACK ports available."));
}
if (io.input_maximum() >= 0 && io.input_maximum() <= (int) io.n_inputs()) {
add_port_button.set_sensitive (false);
}
if (io.input_minimum() < (int) io.n_inputs()) {
remove_port_button.set_sensitive (true);
}
} else {
try {
io.add_output_port ("", this);
}
catch (AudioEngine::PortRegistrationFailure& err) {
ArdourMessage msg (0, X_("noport dialog"),
_("There are no more JACK ports available."));
}
if (io.output_maximum() >= 0 && io.output_maximum() <= (int) io.n_outputs()) {
add_port_button.set_sensitive (false);
}
}
}
void
IOSelector::remove_port ()
{
// always remove last port
uint32_t nports;
if (for_input) {
if ((nports = io.n_inputs()) > 0) {
io.remove_input_port (io.input(nports-1), this);
}
if (io.input_minimum() == (int) io.n_inputs()) {
remove_port_button.set_sensitive (false);
}
} else {
if ((nports = io.n_outputs()) > 0) {
io.remove_output_port (io.output(nports-1), this);
}
}
}
gint
IOSelector::remove_port_when_idle (Port *port)
{
if (for_input) {
io.remove_input_port (port, this);
} else {
io.remove_output_port (port, this);
}
return FALSE;
}
gint
IOSelector::port_column_button_release (GdkEventButton *event, CList *clist)
{
if (Keyboard::is_delete_event (event)) {
Port* port;
{
LockMonitor lm (port_display_lock, __LINE__, __FILE__);
port = reinterpret_cast<Port *> (clist->get_data (_("port")));
if (port == selected_port) {
selected_port = 0;
clist->set_name ("IOSelectorPortList");
clist->queue_draw();
}
}
/* remove the port when idle - if we do it here, we will destroy the widget
for whom we are handling an event. not good.
*/
Glib::signal_idle().connect (bind (mem_fun(*this, &IOSelector::remove_port_when_idle), port));
} else {
select_clist(clist);
}
return TRUE;
}
void
IOSelector::select_next_clist ()
{
slist<CList*>::iterator next;
for (slist<CList *>::iterator i = port_displays.begin(); i != port_displays.end(); ++i) {
if ((*i)->get_name() == "IOSelectorPortListSelected") {
++i;
if (i == port_displays.end()) {
select_clist (port_displays.front());
} else {
select_clist (*i);
}
break;
}
}
}
void
IOSelector::select_clist(Gtk::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__);
Port* port = reinterpret_cast<Port *> (clist->get_data (_("port")));
if (port != selected_port) {
selected_port = port;
clist->set_name ("IOSelectorPortListSelected");
for (slist<CList *>::iterator i = port_displays.begin(); i != port_displays.end(); ++i) {
if (*i != clist) {
(*i)->set_name ("IOSelectorPortList");
(*i)->queue_draw ();
}
}
selector_box.show_all ();
}
}
gint
IOSelector::connection_click (GdkEventButton *ev, CList *clist)
{
gint row, col;
/* only handle button1 events here */
if (ev->button != 1) {
return FALSE;
}
if (clist->get_selection_info ((int)ev->x, (int)ev->y, &row, &col) == 0) {
return FALSE;
}
if (row < 0 || col < 0) {
return FALSE;
}
Port *port = reinterpret_cast<Port *> (clist->get_data (_("port")));
string connected_port_name = clist->cell(row,col).get_text ();
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::redisplay ()
{
display_ports ();
if (for_input) {
if (io.input_maximum() != 0) {
rescan ();
}
} else {
if (io.output_maximum() != 0) {
rescan();
}
}
}
PortInsertUI::PortInsertUI (Session& sess, PortInsert& pi)
: input_selector (sess, pi, true),
output_selector (sess, pi, false)
{
hbox.pack_start (output_selector, true, true);
hbox.pack_start (input_selector, true, true);
pack_start (hbox);
}
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, 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);
vbox.pack_start (_portinsertui);
vbox.pack_start (button_box, false, false);
add (vbox);
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)));
pi.GoingAway.connect (mem_fun(*this, &PortInsertWindow::plugin_going_away));
}
void
PortInsertWindow::plugin_going_away (ARDOUR::Redirect* ignored)
{
ENSURE_GUI_THREAD(bind (mem_fun(*this, &PortInsertWindow::plugin_going_away), ignored));
delete_when_idle (this);
}
gint
PortInsertWindow::on_map (GdkEventAny *ev)
{
_portinsertui.redisplay ();
return Window::on_map (ev);
}
void
PortInsertWindow::rescan ()
{
_portinsertui.redisplay();
}
void
PortInsertWindow::cancel ()
{
_portinsertui.finished(IOSelector::Cancelled);
hide ();
}
void
PortInsertWindow::accept ()
{
_portinsertui.finished(IOSelector::Accepted);
hide ();
}