Brought back visual indication of delete dragging.
[ardour.git] / gtk2_ardour / io_selector.cc
index b45966c5e3cdaca419db25a28d3bc3310f9e63ed..0738758931193a034eb73ff0b51463d04172a2e5 100644 (file)
     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 <sigc++/bind.h>
+
 #include <gtkmm/messagedialog.h>
 
 #include <glibmm/thread.h>
@@ -29,9 +30,9 @@
 #include <ardour/route.h>
 #include <ardour/audioengine.h>
 #include <ardour/port.h>
-#include <ardour/insert.h>
+#include <ardour/port_insert.h>
 #include <ardour/session.h>
-#include <ardour/diskstream.h>
+#include <ardour/audio_diskstream.h>
 
 #include <gtkmm2ext/doi.h>
 #include <gtkmm2ext/gtk_ui.h>
@@ -49,9 +50,10 @@ using namespace Gtk;
 using namespace Glib;
 using namespace sigc;
 using namespace ARDOUR;
+using namespace PBD;
 using namespace Gtkmm2ext;
 
-IOSelectorWindow::IOSelectorWindow (Session& sess, IO& ior, bool input, bool can_cancel)
+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")),
@@ -64,9 +66,9 @@ IOSelectorWindow::IOSelectorWindow (Session& sess, IO& ior, bool input, bool can
 
        string title;
        if (input) {
-               title = string_compose(_("%1 input"), ior.name());
+               title = string_compose(_("%1 input"), ior->name());
        } else {
-               title = string_compose(_("%1 output"), ior.name());
+               title = string_compose(_("%1 output"), ior->name());
        }
 
        ok_button.set_name ("IOSelectorButton");
@@ -96,6 +98,12 @@ IOSelectorWindow::IOSelectorWindow (Session& sess, IO& ior, bool input, bool can
        set_title (title);
        set_position (WIN_POS_MOUSE);
 
+       ok_button.show();
+       cancel_button.show();
+       rescan_button.show();
+       button_box.show();
+       get_vbox()->show();
+
        signal_delete_event().connect (bind (sigc::ptr_fun (just_hide_it), reinterpret_cast<Window *> (this)));
 }
 
@@ -134,7 +142,7 @@ IOSelectorWindow::on_map ()
   The IO Selector "widget"
  *************************/  
 
-IOSelector::IOSelector (Session& sess, IO& ior, bool input)
+IOSelector::IOSelector (Session& sess, boost::shared_ptr<IO> ior, bool input)
        : session (sess),
          io (ior),
          for_input (input),
@@ -182,15 +190,18 @@ IOSelector::IOSelector (Session& sess, IO& ior, bool input)
 
        port_button_box.pack_start (add_port_button, false, false);
 
+       // The IO selector only works for single typed IOs
+       const ARDOUR::DataType t = io->default_type();
+
        if (for_input) {
-               if (io.input_maximum() < 0 || io.input_maximum() > (int) io.n_inputs()) {
+               if (io->input_maximum().get(t) < 0 || io->input_maximum().get(t) > (size_t) io->n_inputs().get(t)) {
                        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()) {
+               if (io->output_maximum().get(t) < 0 || io->output_maximum().get(t) > (size_t) io->n_outputs().get(t)) {
                        add_port_button.set_sensitive (true);
                } else {
                        add_port_button.set_sensitive (false);
@@ -201,14 +212,14 @@ IOSelector::IOSelector (Session& sess, IO& ior, bool input)
        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()) {
+               if (io->input_minimum().get(t) < 0 || io->input_minimum().get(t) < (size_t) io->n_inputs().get(t)) {
                        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()) {
+               if (io->output_minimum().get(t) < 0 || io->output_minimum().get(t) < (size_t) io->n_outputs().get(t)) {
                        remove_port_button.set_sensitive (true);
                } else {
                        remove_port_button.set_sensitive (false);
@@ -240,22 +251,80 @@ IOSelector::IOSelector (Session& sess, IO& ior, bool input)
        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));
+               io->input_changed.connect (mem_fun(*this, &IOSelector::ports_changed));
        } else {
-               io.output_changed.connect (mem_fun(*this, &IOSelector::ports_changed));
+               io->output_changed.connect (mem_fun(*this, &IOSelector::ports_changed));
        }
 
-       io.name_changed.connect (mem_fun(*this, &IOSelector::name_changed));
+       io->NameChanged.connect (mem_fun(*this, &IOSelector::name_changed));
+
+       main_box.show();
+       port_and_selector_box.show();
+       notebook.show();
+       selector_frame.show();
+       selector_box.show();
+       selector_button_box.show();
+       port_box.show();
+       port_button_box.show();
+       port_and_button_box.show();
+       port_frame.show();
+       add_port_button.show();
+       remove_port_button.show();
+       clear_connections_button.show();
+       port_display_scroller.show();
+
+       show();
+       
 }
 
 IOSelector::~IOSelector ()
 {
 }
 
+void 
+IOSelector::set_button_sensitivity ()
+{
+       DataType t = io->default_type();
+
+       if (for_input) {
+
+               if (io->input_maximum().get(t) < 0 || io->input_maximum().get(t) > io->n_inputs().get(t)) {
+                       add_port_button.set_sensitive (true);
+               } else {
+                       add_port_button.set_sensitive (false);
+               }
+
+       } else {
+
+               if (io->output_maximum().get(t) < 0 || io->output_maximum().get(t) > io->n_outputs().get(t)) {
+                       add_port_button.set_sensitive (true);
+               } else {
+                       add_port_button.set_sensitive (false);
+               }
+                       
+       }
+
+       if (for_input) {
+               if (io->n_inputs().get(t) && (io->input_minimum().get(t) < 0 || io->input_minimum().get(t) < io->n_inputs().get(t))) {
+                       remove_port_button.set_sensitive (true);
+               } else {
+                       remove_port_button.set_sensitive (false);
+               }
+                       
+       } else {
+               if (io->n_outputs().get(t) && (io->output_minimum().get(t) < 0 || io->output_minimum().get(t) < io->n_outputs().get(t))) {
+                       remove_port_button.set_sensitive (true);
+               } else {
+                       remove_port_button.set_sensitive (false);
+               }
+       }
+}
+
+
 void
-IOSelector::name_changed (void* src)
+IOSelector::name_changed ()
 {
-       ENSURE_GUI_THREAD(bind (mem_fun(*this, &IOSelector::name_changed), src));
+       ENSURE_GUI_THREAD(mem_fun(*this, &IOSelector::name_changed));
        
        display_ports ();
 }
@@ -264,9 +333,9 @@ void
 IOSelector::clear_connections ()
 {
        if (for_input) {
-               io.disconnect_inputs (this);
+               io->disconnect_inputs (this);
        } else {
-               io.disconnect_outputs (this);
+               io->disconnect_outputs (this);
        }
 }
 
@@ -282,12 +351,15 @@ IOSelector::rescan ()
        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);
+       ports = session.engine().get_ports ("", io->default_type().to_jack_type(), for_input ? JackPortIsOutput : JackPortIsInput);
 
        if (ports == 0) {
                return;
@@ -341,7 +413,6 @@ IOSelector::rescan ()
                        row[port_display_columns.full_name] = s->second;
                }
 
-               //display->get_selection()->signal_changed().connect (bind (mem_fun(*this, &IOSelector::port_selection_changed), display));
                display->signal_button_release_event().connect (bind (mem_fun(*this, &IOSelector::port_selection_changed), display));
                Label *tab_label = manage (new Label);
 
@@ -357,7 +428,7 @@ IOSelector::rescan ()
        }
 
        notebook.set_current_page (current_page);
-       //notebook.signal_show().connect (bind (mem_fun (notebook, &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 ();
 }      
 
@@ -366,33 +437,34 @@ IOSelector::display_ports ()
 {
        TreeView *firsttview = 0;
        TreeView *selected_port_tview = 0;
-
        {
                Glib::Mutex::Lock lm  (port_display_lock);
                Port *port;
                uint32_t limit;
+               
+               // The IO selector only works for single typed IOs
+               const ARDOUR::DataType t = io->default_type();
 
                if (for_input) {
-                       limit = io.n_inputs();
+                       limit = io->n_inputs().get(t);
                } else {
-                       limit = io.n_outputs();
+                       limit = io->n_outputs().get(t);
                }
-
-               for (slist<TreeView *>::iterator i = port_displays.begin(); i != port_displays.end(); ) {
                
+               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;
@@ -400,19 +472,19 @@ IOSelector::display_ports ()
                        string really_short_name;
                        
                        if (for_input) {
-                               port = io.input (n);
+                               port = io->input (n);
                        } else {
-                               port = io.output (n);
+                               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;
                        }
@@ -420,29 +492,28 @@ IOSelector::display_ports ()
                        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 ("port", port);
+                       tview->set_data (X_("port"), port);
                        tview->set_headers_visible (true);
-                       tview->set_name ("IOSelectorPortList");
+                       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) {
+                               if (io->input_maximum().get(io->default_type()) == 1) {
                                        selected_port = port;
                                        selected_port_tview = tview;
                                } else {
@@ -450,10 +521,10 @@ IOSelector::display_ports ()
                                                selected_port_tview = tview;
                                        }
                                }
-                       
+                               
                        } else {
-
-                               if (io.output_maximum() == 1) {
+                               
+                               if (io->output_maximum().get(t) == 1) {
                                        selected_port = port;
                                        selected_port_tview = tview;
                                } else {
@@ -462,39 +533,27 @@ IOSelector::display_ports ()
                                        }
                                }
                        }
-
+                       
                        TreeViewColumn* col = tview->get_column (0);
                        
                        col->set_clickable (true);
-
-                       /* handle button events on the column header and within the treeview itself */
+                       
+                       /* 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) {
-                       // GTK2FIX
-                       // selected_port_tview->click_column(0);
-                       selected_port_tview->set_name ("IOSelectorPortListSelected");
-                       for (slist<TreeView *>::iterator i = port_displays.begin(); i != port_displays.end(); ++i) {
-                               if (*i != selected_port_tview) {
-                                       (*i)->set_name ("IOSelectorPortList");
-                                       (*i)->queue_draw ();
-                               }
-                       }
-               } else {
-                       selected_port = 0;
-                       selector_box.hide_all ();
-               }
        }
        
+       if (!selected_port_tview) {
+               selected_port_tview = firsttview;
+       }
+
        if (selected_port_tview) {
                select_treeview (selected_port_tview);
-       } else if (firsttview) {
-               // select first
-               select_treeview (firsttview);
        }
 }
 
@@ -515,12 +574,14 @@ IOSelector::port_selection_changed (GdkEventButton *ev, TreeView* treeview)
        ustring other_port_name = (*i)[port_display_columns.full_name];
        
        if (for_input) {
-               if ((status = io.connect_input (selected_port, other_port_name, this)) == 0) {
+               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();
+                       if (p) {
+                               p->enable_metering();
+                       }
                }
        } else {
-               status = io.connect_output (selected_port, other_port_name, this);
+               status = io->connect_output (selected_port, other_port_name, this);
        }
 
        if (status == 0) {
@@ -544,10 +605,13 @@ IOSelector::add_port ()
 {
        /* add a new port, then hide the button if we're up to the maximum allowed */
 
+       // The IO selector only works for single typed IOs
+       const ARDOUR::DataType t = io->default_type();
+
        if (for_input) {
 
                try {
-                       io.add_input_port ("", this);
+                       io->add_input_port ("", this);
                }
 
                catch (AudioEngine::PortRegistrationFailure& err) {
@@ -555,29 +619,19 @@ IOSelector::add_port ()
                        msg.run ();
                }
 
-               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);
+                       io->add_output_port ("", this);
                }
 
                catch (AudioEngine::PortRegistrationFailure& err) {
                        MessageDialog msg (0, _("There are no more JACK ports available."));
                        msg.run ();
                }
-
-               if (io.output_maximum() >= 0 && io.output_maximum() <= (int) io.n_outputs()) {
-                       add_port_button.set_sensitive (false);
-               }
        }
+               
+       set_button_sensitivity ();
 }
 
 void
@@ -585,32 +639,22 @@ IOSelector::remove_port ()
 {
        uint32_t nports;
 
+       // The IO selector only works for single typed IOs
+       const ARDOUR::DataType t = io->default_type();
+       
        // always remove last port
        
        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);
+               if ((nports = io->n_inputs().get(t)) > 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);
+               if ((nports = io->n_outputs().get(t)) > 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;
+       
+       set_button_sensitivity ();
 }
 
 gint
@@ -632,73 +676,39 @@ IOSelector::connection_button_release (GdkEventButton *ev, TreeView *treeview)
                return false;
        }
        
-       if (!(Keyboard::is_delete_event (ev))) {
-               //return false;
-       }
-
        if (!treeview->get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
                return false;
        }
-       cerr << "path = " << path.to_string() << endl;
-       
+
        if ((iter = treeview->get_model()->get_iter (path.to_string()))) {
 
                /* path is valid */
                ustring connected_port_name = (*iter)[port_display_columns.full_name];
-               Port *port = reinterpret_cast<Port *> (treeview->get_data (_("port")));
+               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);
+                       if (p) {
+                               p->disable_metering();
+                       }
+                       io->disconnect_input (port, connected_port_name, this);
                } else {
-                       io.disconnect_output (port, connected_port_name, this);
+                       io->disconnect_output (port, connected_port_name, this);
                }
        }
 
        return true;
 }
 
-gint
-IOSelector::port_column_button_release (GdkEventButton* event, TreeView* treeview)
-{
-       /* this handles button release on the button at the top of a single-column
-          treeview (representing a port)
-       */
-       cerr << "IOSelector::port_column_button_release() called" << endl;
-       
-       if (Keyboard::is_delete_event (event)) {
-               Port* port;
-               {
-                       Glib::Mutex::Lock lm  (port_display_lock);
-                       
-                       port = static_cast<Port *> (treeview->get_data (_("port")));
-                       
-                       if (port == selected_port) {
-                               selected_port = 0;
-                               treeview->set_name ("IOSelectorPortList");
-                               treeview->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.
-               */
-
-               signal_idle().connect (bind (mem_fun(*this, &IOSelector::remove_port_when_idle), port));
-
-       } else {
-               select_treeview (treeview);
-       }
-
-       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") {
@@ -725,21 +735,41 @@ IOSelector::select_treeview (TreeView* tview)
        */
 
        Glib::Mutex::Lock lm  (port_display_lock);
-       Port* port = reinterpret_cast<Port *> (tview->get_data (_("port")));
+       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 (port != selected_port) {
-               selected_port = port;
+       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;
+               }
                
-               tview->set_name ("IOSelectorPortListSelected");
+               col = (*i)->get_column (0);
+               ccol = col->gobj();
                
-               for (slist<TreeView*>::iterator i = port_displays.begin(); i != port_displays.end(); ++i) {
-                       if (*i != tview) {
-                               (*i)->set_name ("IOSelectorPortList");
-                               (*i)->queue_draw ();
-                       }
+               if (ccol->button) {
+                       gtk_widget_set_name (ccol->button, "IOSelectorPortList");
+                       gtk_widget_queue_draw (ccol->button);
                }
-               selector_box.show_all ();
+               
+               (*i)->set_name ("IOSelectorPortList");
+               (*i)->queue_draw ();
        }
+
+       selector_box.show_all ();
 }
 
 void
@@ -748,19 +778,19 @@ IOSelector::redisplay ()
        display_ports ();
 
        if (for_input) {
-               if (io.input_maximum() != 0) {
+               if (io->input_maximum().get(io->default_type()) != 0) {
                        rescan ();
                }
        } else {
-               if (io.output_maximum() != 0) {
+               if (io->output_maximum().get(io->default_type()) != 0) {
                        rescan();
                }
        }
 }
 
-PortInsertUI::PortInsertUI (Session& sess, PortInsert& pi)
-       : input_selector (sess, pi, true),
-         output_selector (sess, pi, false)
+PortInsertUI::PortInsertUI (Session& sess, boost::shared_ptr<PortInsert> pi)
+       : input_selector (sess, pi->io(), true),
+         output_selector (sess, pi->io(), false)
 {
        hbox.pack_start (output_selector, true, true);
        hbox.pack_start (input_selector, true, true);
@@ -785,9 +815,9 @@ PortInsertUI::finished(IOSelector::Result r)
 }
 
 
-PortInsertWindow::PortInsertWindow (Session& sess, PortInsert& pi, bool can_cancel)
+PortInsertWindow::PortInsertWindow (Session& sess, boost::shared_ptr<PortInsert> pi, bool can_cancel)
        : ArdourDialog ("port insert dialog"),
-         _portinsertui(sess, pi),
+         _portinsertui (sess, pi),
          ok_button (can_cancel ? _("OK"): _("Close")),
          cancel_button (_("Cancel")),
          rescan_button (_("Rescan"))
@@ -795,7 +825,7 @@ PortInsertWindow::PortInsertWindow (Session& sess, PortInsert& pi, bool can_canc
 
        set_name ("IOSelectorWindow");
        string title = _("ardour: ");
-       title += pi.name();
+       title += pi->name();
        set_title (title);
        
        ok_button.set_name ("IOSelectorButton");
@@ -822,14 +852,15 @@ PortInsertWindow::PortInsertWindow (Session& sess, PortInsert& pi, bool can_canc
        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));
+
+       going_away_connection = pi->GoingAway.connect (mem_fun(*this, &PortInsertWindow::plugin_going_away));
 }
 
 void
-PortInsertWindow::plugin_going_away (ARDOUR::Redirect* ignored)
+PortInsertWindow::plugin_going_away ()
 {
-       ENSURE_GUI_THREAD(bind (mem_fun(*this, &PortInsertWindow::plugin_going_away), ignored));
-       
+       ENSURE_GUI_THREAD(mem_fun(*this, &PortInsertWindow::plugin_going_away));
+       going_away_connection.disconnect ();
        delete_when_idle (this);
 }