cleanup up cleanup at session destruction; clarify the meaning of 3 signals (DropRefe...
[ardour.git] / gtk2_ardour / io_selector.cc
index 8c4c0a86a8cc6e4e07096b6b5eb7257b1eb342d2..aa0d1c57ad55e01ad8b0ed3c23579e2a2374c9e3 100644 (file)
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2002-2007 Paul Davis 
+    Copyright (C) 2002-2007 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
@@ -22,7 +22,7 @@
 
 #include <gtkmm2ext/doi.h>
 
-#include <ardour/port_insert.h>
+#include "ardour/port_insert.h"
 #include "ardour/session.h"
 #include "ardour/io.h"
 #include "ardour/audioengine.h"
 using namespace ARDOUR;
 using namespace Gtk;
 
-IOSelector::IOSelector (ARDOUR::Session& session, boost::shared_ptr<ARDOUR::IO> io, bool offer_inputs)
-       : PortMatrix (session, io->default_type(), offer_inputs,
-                     PortGroupList::Mask (PortGroupList::BUSS | 
-                                          PortGroupList::SYSTEM | 
-                                          PortGroupList::OTHER))
-       , _session (session)
+IOSelector::IOSelector (Gtk::Window* p, ARDOUR::Session* session, boost::shared_ptr<ARDOUR::IO> io)
+       : PortMatrix (p, session, io->default_type())
        , _io (io)
 {
-       /* Listen for ports changing on the IO */
-       _io->PortCountChanged.connect (sigc::hide (mem_fun (*this, &IOSelector::ports_changed)));
-       
-       setup ();
-}
+       /* signal flow from 0 to 1 */
 
-void
-IOSelector::setup ()
-{
-       _our_bundle = boost::shared_ptr<ARDOUR::Bundle> (new ARDOUR::Bundle);
-       _our_bundle->set_name (_io->name());
-
-       if (offering_input ()) {
-               const PortSet& ps (_io->outputs());
-
-               int j = 0;
-               for (PortSet::const_iterator i = ps.begin(); i != ps.end(); ++i) {
-                       char buf[32];
-                       snprintf (buf, sizeof(buf), _("out %d"), j + 1);
-                       _our_bundle->add_channel (buf);
-                       _our_bundle->add_port_to_channel (j, _session.engine().make_port_name_non_relative (i->name()));
-                       ++j;
-               }
-               
-       } else {
-               
-               const PortSet& ps (_io->inputs());
-
-               int j = 0;
-               for (PortSet::const_iterator i = ps.begin(); i != ps.end(); ++i) {
-                       char buf[32];
-                       snprintf (buf, sizeof(buf), _("in %d"), j + 1);
-                       _our_bundle->add_channel (buf);
-                       _our_bundle->add_port_to_channel (j, _session.engine().make_port_name_non_relative (i->name()));
-                       ++j;
-               }
+       _find_inputs_for_io_outputs = (_io->direction() == IO::Output);
 
+       if (_find_inputs_for_io_outputs) {
+               _other = 1;
+               _ours = 0;
+       } else {
+               _other = 0;
+               _ours = 1;
        }
 
-       PortMatrix::setup ();
+       _port_group.reset (new PortGroup (io->name()));
+       _ports[_ours].add_group (_port_group);
+
+       setup_all_ports ();
+       init ();
 }
 
 void
-IOSelector::ports_changed ()
+IOSelector::setup_ports (int dim)
 {
-       ENSURE_GUI_THREAD (mem_fun (*this, &IOSelector::ports_changed));
+       if (!_session) {
+               return;
+       }
+       
+       _ports[dim].suspend_signals ();
+
+       if (dim == _other) {
+
+               _ports[_other].gather (_session, _find_inputs_for_io_outputs, false);
 
-       setup ();
+       } else {
+
+               _port_group->clear ();
+               _port_group->add_bundle (_io->bundle (), _io);
+       }
+
+       _ports[dim].resume_signals ();
 }
 
 void
-IOSelector::set_state (
-       boost::shared_ptr<ARDOUR::Bundle> ab,
-       uint32_t ac,
-       boost::shared_ptr<ARDOUR::Bundle> bb,
-       uint32_t bc,
-       bool s,
-       uint32_t k
-       )
+IOSelector::set_state (ARDOUR::BundleChannel c[2], bool s)
 {
-       ARDOUR::Bundle::PortList const& our_ports = ab->channel_ports (ac);
-       ARDOUR::Bundle::PortList const& other_ports = bb->channel_ports (bc);
+       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) {
 
-                       Port* f = _session.engine().get_port_by_name (*i);
+                       Port* f = _session->engine().get_port_by_name (*i);
                        if (!f) {
                                return;
                        }
 
                        if (s) {
-                               if (!offering_input()) {
-                                       _io->connect_input (f, *j, 0);
-                               } else {
-                                       _io->connect_output (f, *j, 0);
-                               }
+                               _io->connect (f, *j, 0);
                        } else {
-                               if (!offering_input()) {
-                                       _io->disconnect_input (f, *j, 0);
-                               } else {
-                                       _io->disconnect_output (f, *j, 0);
-                               }
+                               _io->disconnect (f, *j, 0);
                        }
                }
        }
 }
 
-bool
-IOSelector::get_state (
-       boost::shared_ptr<ARDOUR::Bundle> ab,
-       uint32_t ac,
-       boost::shared_ptr<ARDOUR::Bundle> bb,
-       uint32_t bc
-       ) const
+PortMatrixNode::State
+IOSelector::get_state (ARDOUR::BundleChannel c[2]) const
 {
-       ARDOUR::Bundle::PortList const& our_ports = ab->channel_ports (ac);
-       ARDOUR::Bundle::PortList const& other_ports = bb->channel_ports (bc);
+       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 (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) {
 
-                       Port* f = _session.engine().get_port_by_name (*i);
+                       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 false;
+                               return PortMatrixNode::NOT_ASSOCIATED;
                        }
                }
        }
 
-       return true;
+       return PortMatrixNode::ASSOCIATED;
 }
 
 uint32_t
-IOSelector::n_rows () const
+IOSelector::n_io_ports () const
 {
-       if (!offering_input()) {
-               return _io->inputs().num_ports (_io->default_type());
+       if (!_find_inputs_for_io_outputs) {
+               return _io->n_ports().get (_io->default_type());
        } else {
-               return _io->outputs().num_ports (_io->default_type());
+               return _io->n_ports().get (_io->default_type());
        }
 }
 
-uint32_t
-IOSelector::maximum_rows () const
-{
-       if (!offering_input()) {
-               return _io->input_maximum ().get (_io->default_type());
-       } else {
-               return _io->output_maximum ().get (_io->default_type());
-       }
-}
-
-
-uint32_t
-IOSelector::minimum_rows () const
-{
-       if (!offering_input()) {
-               return _io->input_minimum ().get (_io->default_type());
-       } else {
-               return _io->output_minimum ().get (_io->default_type());
-       }
-}
-
-void
-IOSelector::add_channel (boost::shared_ptr<ARDOUR::Bundle> b)
-{
-       /* we ignore the bundle parameter, as we know what it is that we're adding to */
-       
-       // The IO selector only works for single typed IOs
-       const ARDOUR::DataType t = _io->default_type ();
-
-       if (!offering_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 ();
-               }
-       }
-}
-
-void
-IOSelector::remove_channel (boost::shared_ptr<ARDOUR::Bundle> b, uint32_t c)
+bool
+IOSelector::list_is_global (int dim) const
 {
-       Port* f = _session.engine().get_port_by_name (b->channel_ports(c)[0]);
-       if (!f) {
-               return;
-       }
-       
-       if (offering_input()) {
-               _io->remove_output_port (f, this);
-       } else {
-               _io->remove_input_port (f, this);
-       }
+       return (dim == _other);
 }
 
-IOSelectorWindow::IOSelectorWindow (ARDOUR::Session& session, boost::shared_ptr<ARDOUR::IO> io, bool for_input, bool can_cancel)
-       : ArdourDialog ("I/O selector")
-       , _selector (session, io, !for_input)
-       , add_button (_("Add Port"))
-       , disconnect_button (_("Disconnect All"))
-       , ok_button (can_cancel ? _("OK"): _("Close"))
-       , cancel_button (_("Cancel"))
-       , rescan_button (_("Rescan"))
-
+IOSelectorWindow::IOSelectorWindow (ARDOUR::Session* session, boost::shared_ptr<ARDOUR::IO> io, bool /*can_cancel*/)
+       : _selector (this, session, io)
 {
-       /* XXX: what's this for? */
-       add_events (Gdk::KEY_PRESS_MASK | Gdk::KEY_RELEASE_MASK);
-       
        set_name ("IOSelectorWindow2");
+       set_title (_("I/O selector"));
 
-       /* Disconnect All button */
-       disconnect_button.set_name ("IOSelectorButton");
-       disconnect_button.set_image (*Gtk::manage (new Gtk::Image (Gtk::Stock::DISCONNECT, Gtk::ICON_SIZE_BUTTON)));
-       disconnect_button.signal_clicked().connect (sigc::mem_fun (_selector, &IOSelector::disassociate_all));
-       get_action_area()->pack_start (disconnect_button, false, false);
-
-       /* Add Port button */
-       if (_selector.maximum_rows() > _selector.n_rows()) {
-               add_button.set_name ("IOSelectorButton");
-               add_button.set_image (*Gtk::manage (new Gtk::Image (Gtk::Stock::ADD, Gtk::ICON_SIZE_BUTTON)));
-               get_action_area()->pack_start (add_button, false, false);
-               add_button.signal_clicked().connect (sigc::bind (sigc::mem_fun (_selector, &IOSelector::add_channel), boost::shared_ptr<Bundle> ()));
-       } 
-
-       /* Rescan button */
-       rescan_button.set_name ("IOSelectorButton");
-       rescan_button.set_image (*Gtk::manage (new Gtk::Image (Gtk::Stock::REFRESH, Gtk::ICON_SIZE_BUTTON)));
-       rescan_button.signal_clicked().connect (sigc::mem_fun (_selector, &IOSelector::setup));
-       get_action_area()->pack_start (rescan_button, false, false);
-
-       io->PortCountChanged.connect (sigc::hide (mem_fun (*this, &IOSelectorWindow::ports_changed)));
-
-       /* Cancel button */
-       if (can_cancel) {
-               cancel_button.set_name ("IOSelectorButton");
-               cancel_button.set_image (*Gtk::manage (new Gtk::Image (Gtk::Stock::CANCEL, Gtk::ICON_SIZE_BUTTON)));
-               get_action_area()->pack_start (cancel_button, false, false);
-       } else {
-               cancel_button.hide();
-       }
-       cancel_button.signal_clicked().connect (mem_fun(*this, &IOSelectorWindow::cancel));
-
-       /* OK button */
-       ok_button.set_name ("IOSelectorButton");
-       if (!can_cancel) {
-               ok_button.set_image (*Gtk::manage (new Gtk::Image (Gtk::Stock::CLOSE, Gtk::ICON_SIZE_BUTTON)));
-       }
-       ok_button.signal_clicked().connect (mem_fun(*this, &IOSelectorWindow::accept));
-       get_action_area()->pack_start (ok_button, false, false);
-
-       get_vbox()->set_spacing (8);
-
-       /* XXX: do we still need the ScrolledWindow? */
-       Gtk::ScrolledWindow* sel_scroll = Gtk::manage (new Gtk::ScrolledWindow);
-       sel_scroll->set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_NEVER);
-       sel_scroll->add (_selector);
-       get_vbox()->pack_start (*sel_scroll, true, true);
+       add (_selector);
 
        set_position (Gtk::WIN_POS_MOUSE);
 
        io_name_changed (this);
-       ports_changed ();
 
        show_all ();
 
-       signal_delete_event().connect (bind (sigc::ptr_fun (just_hide_it), this));
+       signal_delete_event().connect (sigc::mem_fun (*this, &IOSelectorWindow::wm_delete));
 }
 
-IOSelectorWindow::~IOSelectorWindow()
-{
-       
-}
-
-void
-IOSelectorWindow::ports_changed ()
-{
-       if (_selector.maximum_rows() > _selector.n_rows()) {
-               add_button.set_sensitive (true);
-       } else {
-               add_button.set_sensitive (false);
-       }
-}
-
-void
-IOSelectorWindow::cancel ()
+bool
+IOSelectorWindow::wm_delete (GdkEventAny* /*event*/)
 {
-       _selector.Finished (IOSelector::Cancelled);
+       _selector.Finished (IOSelector::Accepted);
        hide ();
+       return true;
 }
 
+
 void
-IOSelectorWindow::accept ()
+IOSelectorWindow::on_map ()
 {
-       _selector.Finished (IOSelector::Accepted);
-       hide ();
+       _selector.setup_all_ports ();
+       Window::on_map ();
 }
 
 void
-IOSelectorWindow::on_map ()
+IOSelectorWindow::on_show ()
 {
-       _selector.setup ();
-       Window::on_map ();
+       Gtk::Window::on_show ();
+       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* src)
 {
-       ENSURE_GUI_THREAD(bind (mem_fun(*this, &IOSelectorWindow::io_name_changed), src));
-       
+       ENSURE_GUI_THREAD (*this, &IOSelectorWindow::io_name_changed, src)
+
        string title;
 
-       if (!_selector.offering_input()) {
+       if (!_selector.find_inputs_for_io_outputs()) {
                title = string_compose(_("%1 input"), _selector.io()->name());
        } else {
                title = string_compose(_("%1 output"), _selector.io()->name());
@@ -370,10 +213,13 @@ IOSelectorWindow::io_name_changed (void* src)
        set_title (title);
 }
 
-PortInsertUI::PortInsertUI (ARDOUR::Session& sess, boost::shared_ptr<ARDOUR::PortInsert> pi)
-       : input_selector (sess, pi->io(), true),
-         output_selector (sess, pi->io(), false)
+PortInsertUI::PortInsertUI (Gtk::Window* parent, ARDOUR::Session* sess, boost::shared_ptr<ARDOUR::PortInsert> pi)
+       : input_selector (parent, sess, pi->input())
+       , output_selector (parent, sess, pi->output())
 {
+       output_selector.set_min_height_divisor (2);
+       input_selector.set_min_height_divisor (2);
+
        pack_start (output_selector, true, true);
        pack_start (input_selector, true, true);
 }
@@ -381,8 +227,8 @@ PortInsertUI::PortInsertUI (ARDOUR::Session& sess, boost::shared_ptr<ARDOUR::Por
 void
 PortInsertUI::redisplay ()
 {
-       input_selector.setup ();
-       output_selector.setup ();
+       input_selector.setup_ports (input_selector.other());
+       output_selector.setup_ports (output_selector.other());
 }
 
 void
@@ -393,28 +239,24 @@ PortInsertUI::finished (IOSelector::Result r)
 }
 
 
-PortInsertWindow::PortInsertWindow (ARDOUR::Session& sess, boost::shared_ptr<ARDOUR::PortInsert> pi, bool can_cancel)
+PortInsertWindow::PortInsertWindow (ARDOUR::Session* sess, boost::shared_ptr<ARDOUR::PortInsert> pi, bool can_cancel)
        : ArdourDialog ("port insert dialog"),
-         _portinsertui (sess, pi),
+         _portinsertui (this, sess, pi),
          ok_button (can_cancel ? _("OK"): _("Close")),
-         cancel_button (_("Cancel")),
-         rescan_button (_("Rescan"))
+         cancel_button (_("Cancel"))
 {
 
        set_name ("IOSelectorWindow");
        string title = _("ardour: ");
        title += pi->name();
        set_title (title);
-       
+
        ok_button.set_name ("IOSelectorButton");
        if (!can_cancel) {
                ok_button.set_image (*Gtk::manage (new Gtk::Image (Gtk::Stock::CLOSE, Gtk::ICON_SIZE_BUTTON)));
        }
        cancel_button.set_name ("IOSelectorButton");
-       rescan_button.set_name ("IOSelectorButton");
-       rescan_button.set_image (*Gtk::manage (new Gtk::Image (Gtk::Stock::REFRESH, Gtk::ICON_SIZE_BUTTON)));
 
-       get_action_area()->pack_start (rescan_button, false, false);
        if (can_cancel) {
                cancel_button.set_image (*Gtk::manage (new Gtk::Image (Gtk::Stock::CANCEL, Gtk::ICON_SIZE_BUTTON)));
                get_action_area()->pack_start (cancel_button, false, false);
@@ -425,19 +267,26 @@ PortInsertWindow::PortInsertWindow (ARDOUR::Session& sess, boost::shared_ptr<ARD
 
        get_vbox()->pack_start (_portinsertui);
 
-       ok_button.signal_clicked().connect (mem_fun (*this, &PortInsertWindow::accept));
-       cancel_button.signal_clicked().connect (mem_fun (*this, &PortInsertWindow::cancel));
+       ok_button.signal_clicked().connect (sigc::mem_fun (*this, &PortInsertWindow::accept));
+       cancel_button.signal_clicked().connect (sigc::mem_fun (*this, &PortInsertWindow::cancel));
 
-       signal_delete_event().connect (bind (sigc::ptr_fun (just_hide_it), reinterpret_cast<Window *> (this))); 
+       signal_delete_event().connect (sigc::mem_fun (*this, &PortInsertWindow::wm_delete), false);
 
-       going_away_connection = pi->GoingAway.connect (mem_fun (*this, &PortInsertWindow::plugin_going_away));
+       pi->DropReferences.connect (going_away_connection, boost::bind (&PortInsertWindow::plugin_going_away, this), gui_context());
+}
+
+bool
+PortInsertWindow::wm_delete (GdkEventAny* /*event*/)
+{
+       accept ();
+       return true;
 }
 
 void
 PortInsertWindow::plugin_going_away ()
 {
-       ENSURE_GUI_THREAD (mem_fun (*this, &PortInsertWindow::plugin_going_away));
-       
+       ENSURE_GUI_THREAD (*this, &PortInsertWindow::plugin_going_away)
+
        going_away_connection.disconnect ();
        delete_when_idle (this);
 }
@@ -463,3 +312,4 @@ PortInsertWindow::accept ()
        _portinsertui.finished (IOSelector::Accepted);
        hide ();
 }
+