add an empty ProcessorEntry before the fader if there are no pre-fader processors...
[ardour.git] / gtk2_ardour / processor_box.cc
index 45cf5d76609f6fada3b71bcb4ef7ded7aaf81345..5aaf48a7193c94bf356a810357f236e45ffbea9c 100644 (file)
@@ -54,6 +54,7 @@
 #include "ardour/route.h"
 #include "ardour/send.h"
 #include "ardour/session.h"
+#include "ardour/dB.h"
 
 #include "actions.h"
 #include "ardour_dialog.h"
@@ -75,7 +76,7 @@
 
 #include "i18n.h"
 
-#ifdef HAVE_AUDIOUNITS
+#ifdef AUDIOUNIT_SUPPORT
 class AUPluginUI;
 #endif
 
@@ -91,55 +92,97 @@ RefPtr<Action> ProcessorBox::paste_action;
 RefPtr<Action> ProcessorBox::cut_action;
 RefPtr<Action> ProcessorBox::rename_action;
 RefPtr<Action> ProcessorBox::edit_action;
+RefPtr<Action> ProcessorBox::controls_action;
 Glib::RefPtr<Gdk::Pixbuf> SendProcessorEntry::_slider;
 
 ProcessorEntry::ProcessorEntry (boost::shared_ptr<Processor> p, Width w)
-       : _processor (p)
+       : _button (ArdourButton::led_default_elements)
+       , _position (PreFader)
+       , _processor (p)
        , _width (w)
+       , _visual_state (Gtk::STATE_NORMAL)
 {
-       _hbox.pack_start (_active, false, false);
-       _event_box.add (_name);
-       _hbox.pack_start (_event_box, true, true);
-       _vbox.pack_start (_hbox);
-       _frame.add (_vbox);
+       _vbox.show ();
+       
+       _button.set_diameter (3);
+       _button.set_distinct_led_click (true);
+       _button.set_led_left (true);
+       _button.signal_led_clicked.connect (sigc::mem_fun (*this, &ProcessorEntry::led_clicked));
+       _button.set_text (name (_width));
 
-       _frame.set_name ("ProcessorFrame");
+       if (_processor) {
+               _vbox.pack_start (_button, true, true);
 
-       _name.set_alignment (0, 0.5);
-       _name.set_text (name ());
-       _name.set_padding (2, 2);
+               if (_processor->active()) {
+                       _button.set_active_state (Gtkmm2ext::Active);
+               }
+               
+               _button.show ();
+               
+               _processor->ActiveChanged.connect (active_connection, invalidator (*this), boost::bind (&ProcessorEntry::processor_active_changed, this), gui_context());
+               _processor->PropertyChanged.connect (name_connection, invalidator (*this), ui_bind (&ProcessorEntry::processor_property_changed, this, _1), gui_context());
 
-       if (boost::dynamic_pointer_cast<Amp> (p)) {
-               /* Fader processor gets a special look */
-               _event_box.set_name ("ProcessorFader");
-               _name.set_padding (2, 4);
+               setup_tooltip ();
+               setup_visuals ();
+       } else {
+               _vbox.set_size_request (-1, _button.size_request().height);
        }
-
-       _active.set_active (_processor->active ());
-       _active.signal_toggled().connect (sigc::mem_fun (*this, &ProcessorEntry::active_toggled));
-       
-       _processor->ActiveChanged.connect (active_connection, invalidator (*this), boost::bind (&ProcessorEntry::processor_active_changed, this), gui_context());
-       _processor->PropertyChanged.connect (name_connection, invalidator (*this), ui_bind (&ProcessorEntry::processor_property_changed, this, _1), gui_context());
 }
 
 EventBox&
 ProcessorEntry::action_widget ()
 {
-       return _event_box;
+       return _button;
 }
 
 Gtk::Widget&
 ProcessorEntry::widget ()
 {
-       return _frame;
+       return _vbox;
 }
 
 string
 ProcessorEntry::drag_text () const
 {
-       return name ();
+       return name (Wide);
+}
+
+void
+ProcessorEntry::set_position (Position p)
+{
+       _position = p;
+       setup_visuals ();
 }
 
+void
+ProcessorEntry::set_visual_state (Gtkmm2ext::VisualState s, bool yn)
+{
+       if (yn) {
+               _button.set_visual_state (Gtkmm2ext::VisualState (_button.visual_state() | s));
+       } else {
+               _button.set_visual_state (Gtkmm2ext::VisualState (_button.visual_state() & ~s));
+       }
+}
+
+void
+ProcessorEntry::setup_visuals ()
+{
+       switch (_position) {
+       case PreFader:
+               _button.set_name ("processor prefader");
+               break;
+
+       case Fader:
+               _button.set_name ("processor fader");
+               break;
+
+       case PostFader:
+               _button.set_name ("processor postfader");
+               break;
+       }
+}
+
+
 boost::shared_ptr<Processor>
 ProcessorEntry::processor () const
 {
@@ -153,15 +196,13 @@ ProcessorEntry::set_enum_width (Width w)
 }
 
 void
-ProcessorEntry::active_toggled ()
+ProcessorEntry::led_clicked()
 {
-       if (_active.get_active ()) {
-               if (!_processor->active ()) {
-                       _processor->activate ();
-               }
-       } else {
-               if (_processor->active ()) {
+       if (_processor) {
+               if (_button.active_state() == Gtkmm2ext::Active) {
                        _processor->deactivate ();
+               } else {
+                       _processor->activate ();
                }
        }
 }
@@ -169,8 +210,12 @@ ProcessorEntry::active_toggled ()
 void
 ProcessorEntry::processor_active_changed ()
 {
-       if (_active.get_active () != _processor->active ()) {
-               _active.set_active (_processor->active ());
+       if (_processor) {
+               if (_processor->active()) {
+                       _button.set_active_state (Gtkmm2ext::Active);
+               } else {
+                       _button.unset_active_state ();
+               }
        }
 }
 
@@ -178,28 +223,39 @@ void
 ProcessorEntry::processor_property_changed (const PropertyChange& what_changed)
 {
        if (what_changed.contains (ARDOUR::Properties::name)) {
-               _name.set_text (name ());
+               _button.set_text (name (_width));
+               setup_tooltip ();
        }
 }
 
+void
+ProcessorEntry::setup_tooltip ()
+{
+       ARDOUR_UI::instance()->set_tip (_button, name (Wide));
+}
+
 string
-ProcessorEntry::name () const
+ProcessorEntry::name (Width w) const
 {
        boost::shared_ptr<Send> send;
        string name_display;
-       
+
+       if (!_processor) {
+               return string();
+       }
+
        if ((send = boost::dynamic_pointer_cast<Send> (_processor)) != 0 &&
            !boost::dynamic_pointer_cast<InternalSend>(_processor)) {
-               
+
                name_display += '>';
-               
+
                /* grab the send name out of its overall name */
-               
+
                string::size_type lbracket, rbracket;
                lbracket = send->name().find ('[');
                rbracket = send->name().find (']');
-               
-               switch (_width) {
+
+               switch (w) {
                case Wide:
                        name_display += send->name().substr (lbracket+1, lbracket-rbracket-1);
                        break;
@@ -207,10 +263,10 @@ ProcessorEntry::name () const
                        name_display += PBD::short_version (send->name().substr (lbracket+1, lbracket-rbracket-1), 4);
                        break;
                }
-               
+
        } else {
-               
-               switch (_width) {
+
+               switch (w) {
                case Wide:
                        name_display += _processor->display_name();
                        break;
@@ -218,28 +274,65 @@ ProcessorEntry::name () const
                        name_display += PBD::short_version (_processor->display_name(), 5);
                        break;
                }
-               
+
        }
-       
+
        return name_display;
 }
 
+BlankProcessorEntry::BlankProcessorEntry (Width w)
+       : ProcessorEntry (boost::shared_ptr<Processor>(), w)
+{
+}
+
 SendProcessorEntry::SendProcessorEntry (boost::shared_ptr<Send> s, Width w)
-       : ProcessorEntry (s, w),
-         _send (s),
-         _adjustment (0, 0, 1, 0.01, 0.1),
-         _fader (_slider, &_adjustment, 0, false),
-         _ignore_gain_change (false)
+       : ProcessorEntry (s, w)
+       , _send (s)
+       , _adjustment (gain_to_slider_position_with_max (1.0, Config->get_max_gain()), 0, 1, 0.01, 0.1)
+       , _fader (_slider, &_adjustment, 0, false)
+       , _ignore_gain_change (false)
+       , _data_type (DataType::AUDIO)
 {
        _fader.set_name ("SendFader");
        _fader.set_controllable (_send->amp()->gain_control ());
        _vbox.pack_start (_fader);
 
+       _fader.show ();
+
        _adjustment.signal_value_changed().connect (sigc::mem_fun (*this, &SendProcessorEntry::gain_adjusted));
-       _send->amp()->gain_control()->Changed.connect (send_gain_connection, invalidator (*this), boost::bind (&SendProcessorEntry::show_gain, this), gui_context());
+
+       _send->amp()->gain_control()->Changed.connect (
+               _send_connections, invalidator (*this), boost::bind (&SendProcessorEntry::show_gain, this), gui_context()
+               );
+       
+       _send->amp()->ConfigurationChanged.connect (
+               _send_connections, invalidator (*this), ui_bind (&SendProcessorEntry::setup_gain_adjustment, this), gui_context ()
+               );
+
+       setup_gain_adjustment ();
        show_gain ();
 }
 
+void
+SendProcessorEntry::setup_gain_adjustment ()
+{
+       if (_send->amp()->output_streams().n_midi() == 0) {
+               _data_type = DataType::AUDIO;
+               _adjustment.set_lower (0);
+               _adjustment.set_upper (1);
+               _adjustment.set_step_increment (0.01);
+               _adjustment.set_page_increment (0.1);
+               _fader.set_default_value (gain_to_slider_position (1));
+       } else {
+               _data_type = DataType::MIDI;
+               _adjustment.set_lower (0);
+               _adjustment.set_upper (2);
+               _adjustment.set_step_increment (0.05);
+               _adjustment.set_page_increment (0.1);
+               _fader.set_default_value (1);
+       }
+}
+
 void
 SendProcessorEntry::setup_slider_pix ()
 {
@@ -250,14 +343,31 @@ SendProcessorEntry::setup_slider_pix ()
 void
 SendProcessorEntry::show_gain ()
 {
-       ENSURE_GUI_THREAD (*this, &SendProcessorEntry::show_gain)
+       gain_t value = 0;
        
-       float const value = gain_to_slider_position (_send->amp()->gain ());
+       switch (_data_type) {
+       case DataType::AUDIO:
+               value = gain_to_slider_position_with_max (_send->amp()->gain (), Config->get_max_gain());
+               break;
+       case DataType::MIDI:
+               value = _send->amp()->gain ();
+               break;
+       }
 
        if (_adjustment.get_value() != value) {
                _ignore_gain_change = true;
                _adjustment.set_value (value);
                _ignore_gain_change = false;
+
+               stringstream s;
+               s.precision (1);
+               s.setf (ios::fixed, ios::floatfield);
+               s << accurate_coefficient_to_dB (_send->amp()->gain ());
+               if (_data_type == DataType::AUDIO) {
+                       s << _("dB");
+               }
+               
+               _fader.set_tooltip_text (s.str ());
        }
 }
 
@@ -268,7 +378,17 @@ SendProcessorEntry::gain_adjusted ()
                return;
        }
 
-       _send->amp()->set_gain (slider_position_to_gain (_adjustment.get_value()), this);
+       gain_t value = 0;
+
+       switch (_data_type) {
+       case DataType::AUDIO:
+               value = slider_position_to_gain_with_max (_adjustment.get_value(), Config->get_max_gain());
+               break;
+       case DataType::MIDI:
+               value = _adjustment.get_value ();
+       }
+       
+       _send->amp()->set_gain (value, this);
 }
 
 void
@@ -277,20 +397,102 @@ SendProcessorEntry::set_pixel_width (int p)
        _fader.set_fader_length (p);
 }
 
+PluginInsertProcessorEntry::PluginInsertProcessorEntry (boost::shared_ptr<ARDOUR::PluginInsert> p, Width w)
+       : ProcessorEntry (p, w)
+       , _plugin_insert (p)
+{
+       p->SplittingChanged.connect (
+               _splitting_connection, invalidator (*this), ui_bind (&PluginInsertProcessorEntry::plugin_insert_splitting_changed, this), gui_context()
+               );
+
+       _splitting_icon.set_size_request (-1, 12);
+
+       _vbox.pack_start (_splitting_icon);
+       _vbox.reorder_child (_splitting_icon, 0);
+
+       plugin_insert_splitting_changed ();
+}
+
+void
+PluginInsertProcessorEntry::plugin_insert_splitting_changed ()
+{
+       if (_plugin_insert->splitting ()) {
+               _splitting_icon.show ();
+       } else {
+               _splitting_icon.hide ();
+       }
+}
+
+void
+PluginInsertProcessorEntry::hide_things ()
+{
+       plugin_insert_splitting_changed ();
+}
+
+void
+PluginInsertProcessorEntry::setup_visuals ()
+{
+       switch (_position) {
+       case PreFader:
+               _splitting_icon.set_name ("ProcessorPreFader");
+               break;
+
+       case Fader:
+               _splitting_icon.set_name ("ProcessorFader");
+               break;
+
+       case PostFader:
+               _splitting_icon.set_name ("ProcessorPostFader");
+               break;
+       }
+
+       ProcessorEntry::setup_visuals ();
+}
+
+bool
+PluginInsertProcessorEntry::SplittingIcon::on_expose_event (GdkEventExpose* ev)
+{
+       cairo_t* cr = gdk_cairo_create (get_window()->gobj());
+
+       cairo_set_line_width (cr, 1);
+
+       double const width = ev->area.width;
+       double const height = ev->area.height;
+
+       Gdk::Color const bg = get_style()->get_bg (STATE_NORMAL);
+       cairo_set_source_rgb (cr, bg.get_red_p (), bg.get_green_p (), bg.get_blue_p ());
+
+       cairo_rectangle (cr, 0, 0, width, height);
+       cairo_fill (cr);
+
+       Gdk::Color const fg = get_style()->get_fg (STATE_NORMAL);
+       cairo_set_source_rgb (cr, fg.get_red_p (), fg.get_green_p (), fg.get_blue_p ());
+
+       cairo_move_to (cr, width * 0.3, height);
+       cairo_line_to (cr, width * 0.3, height * 0.5);
+       cairo_line_to (cr, width * 0.7, height * 0.5);
+       cairo_line_to (cr, width * 0.7, height);
+       cairo_move_to (cr, width * 0.5, height * 0.5);
+       cairo_line_to (cr, width * 0.5, 0);
+       cairo_stroke (cr);
+
+       return true;
+}
+
 ProcessorBox::ProcessorBox (ARDOUR::Session* sess, boost::function<PluginSelector*()> get_plugin_selector,
-                           RouteRedirectSelection& rsel, MixerStrip* parent, bool owner_is_mixer)
+                           RouteProcessorSelection& rsel, MixerStrip* parent, bool owner_is_mixer)
        : _parent_strip (parent)
        , _owner_is_mixer (owner_is_mixer)
        , ab_direction (true)
        , _get_plugin_selector (get_plugin_selector)
-       , _placement(PreFader)
+       , _placement (-1)
+       , _visible_prefader_processors (0)
        , _rr_selection(rsel)
 {
        set_session (sess);
 
        _width = Wide;
        processor_menu = 0;
-       send_action_menu = 0;
        no_processor_redisplay = false;
 
        processor_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
@@ -306,25 +508,35 @@ ProcessorBox::ProcessorBox (ARDOUR::Session* sess, boost::function<PluginSelecto
        processor_display.signal_enter_notify_event().connect (sigc::mem_fun(*this, &ProcessorBox::enter_notify), false);
        processor_display.signal_leave_notify_event().connect (sigc::mem_fun(*this, &ProcessorBox::leave_notify), false);
 
-       processor_display.signal_key_press_event().connect (sigc::mem_fun(*this, &ProcessorBox::processor_key_press_event));
-       processor_display.signal_key_release_event().connect (sigc::mem_fun(*this, &ProcessorBox::processor_key_release_event));
-
        processor_display.ButtonPress.connect (sigc::mem_fun (*this, &ProcessorBox::processor_button_press_event));
        processor_display.ButtonRelease.connect (sigc::mem_fun (*this, &ProcessorBox::processor_button_release_event));
 
        processor_display.Reordered.connect (sigc::mem_fun (*this, &ProcessorBox::reordered));
        processor_display.DropFromAnotherBox.connect (sigc::mem_fun (*this, &ProcessorBox::object_drop));
-       processor_display.SelectionChanged.connect (sigc::mem_fun (*this, &ProcessorBox::selection_changed));
+
+       processor_scroller.show ();
+       processor_display.show ();
 
        if (parent) {
                parent->DeliveryChanged.connect (
                        _mixer_strip_connections, invalidator (*this), ui_bind (&ProcessorBox::mixer_strip_delivery_changed, this, _1), gui_context ()
                        );
        }
+
+       ARDOUR_UI::instance()->set_tip (processor_display, _("Right-click to add/remove/edit\nplugins,inserts,sends and more"));
 }
 
 ProcessorBox::~ProcessorBox ()
 {
+       /* it may appear as if we should delete processor_menu but that is a
+        * pointer to a widget owned by the UI Manager, and has potentially
+        * be returned to many other ProcessorBoxes. GTK doesn't really make
+        * clear the ownership of this widget, which is a menu and thus is
+        * never packed into any container other than an implict GtkWindow.
+        *
+        * For now, until or if we ever get clarification over the ownership
+        * story just let it continue to exist. At worst, its a small memory leak.
+        */
 }
 
 void
@@ -333,7 +545,7 @@ ProcessorBox::set_route (boost::shared_ptr<Route> r)
        if (_route == r) {
                return;
        }
-       
+
        _route_connections.drop_connections();
 
        /* new route: any existing block on processor redisplay must be meaningless */
@@ -343,11 +555,11 @@ ProcessorBox::set_route (boost::shared_ptr<Route> r)
        _route->processors_changed.connect (
                _route_connections, invalidator (*this), ui_bind (&ProcessorBox::route_processors_changed, this, _1), gui_context()
                );
-       
+
        _route->DropReferences.connect (
                _route_connections, invalidator (*this), boost::bind (&ProcessorBox::route_going_away, this), gui_context()
                );
-       
+
        _route->PropertyChanged.connect (
                _route_connections, invalidator (*this), ui_bind (&ProcessorBox::route_property_changed, this, _1), gui_context()
                );
@@ -360,6 +572,7 @@ ProcessorBox::route_going_away ()
 {
        /* don't keep updating display as processors are deleted */
        no_processor_redisplay = true;
+       _route.reset ();
 }
 
 void
@@ -391,7 +604,6 @@ ProcessorBox::object_drop(DnDVBox<ProcessorEntry>* source, ProcessorEntry* posit
        if ((context->get_suggested_action() == Gdk::ACTION_MOVE) && source) {
                ProcessorBox* other = reinterpret_cast<ProcessorBox*> (source->get_data ("processorbox"));
                if (other) {
-                       cerr << "source was another processor box, delete the selected items\n";
                        other->delete_dragged_processors (procs);
                }
        }
@@ -409,7 +621,7 @@ ProcessorBox::set_width (Width w)
        if (_width == w) {
                return;
        }
-       
+
        _width = w;
 
        list<ProcessorEntry*> children = processor_display.children ();
@@ -420,19 +632,6 @@ ProcessorBox::set_width (Width w)
        redisplay_processors ();
 }
 
-void
-ProcessorBox::build_send_action_menu ()
-{
-       using namespace Menu_Helpers;
-
-       send_action_menu = new Menu;
-       send_action_menu->set_name ("ArdourContextMenu");
-       MenuList& items = send_action_menu->items();
-
-       items.push_back (MenuElem (_("New send"), sigc::mem_fun(*this, &ProcessorBox::new_send)));
-       items.push_back (MenuElem (_("Show send controls"), sigc::mem_fun(*this, &ProcessorBox::show_send_controls)));
-}
-
 Gtk::Menu*
 ProcessorBox::build_possible_aux_menu ()
 {
@@ -466,19 +665,24 @@ ProcessorBox::new_send ()
 }
 
 void
-ProcessorBox::show_processor_menu (gint arg)
+ProcessorBox::show_processor_menu (int arg)
 {
        if (processor_menu == 0) {
                processor_menu = build_processor_menu ();
+               processor_menu->signal_unmap().connect (sigc::mem_fun (*this, &ProcessorBox::processor_menu_unmapped));
        }
 
-       Gtk::MenuItem* plugin_menu_item = dynamic_cast<Gtk::MenuItem*>(ActionManager::get_widget("/processormenu/newplugin"));
+       /* Sort out the plugin submenu */
+
+       Gtk::MenuItem* plugin_menu_item = dynamic_cast<Gtk::MenuItem*>(ActionManager::get_widget("/ProcessorMenu/newplugin"));
 
        if (plugin_menu_item) {
                plugin_menu_item->set_submenu (*_get_plugin_selector()->plugin_menu());
        }
 
-       Gtk::MenuItem* aux_menu_item = dynamic_cast<Gtk::MenuItem*>(ActionManager::get_widget("/processormenu/newaux"));
+       /* And the aux submenu */
+
+       Gtk::MenuItem* aux_menu_item = dynamic_cast<Gtk::MenuItem*>(ActionManager::get_widget("/ProcessorMenu/newaux"));
 
        if (aux_menu_item) {
                Menu* m = build_possible_aux_menu();
@@ -492,46 +696,63 @@ ProcessorBox::show_processor_menu (gint arg)
                }
        }
 
+       /* Sensitise actions as approprioate */
+
         cut_action->set_sensitive (can_cut());
        paste_action->set_sensitive (!_rr_selection.processors.empty());
 
+       const bool sensitive = !processor_display.selection().empty();
+       ActionManager::set_sensitive (ActionManager::plugin_selection_sensitive_actions, sensitive);
+       edit_action->set_sensitive (one_processor_can_be_edited ());
+
+       boost::shared_ptr<Processor> single_selection;
+       if (processor_display.selection().size() == 1) {
+               single_selection = processor_display.selection().front()->processor ();
+       }
+
+       boost::shared_ptr<PluginInsert> pi;
+       if (single_selection) {
+               pi = boost::dynamic_pointer_cast<PluginInsert> (single_selection);
+       }
+
+       /* enable gui for plugin inserts with editors */
+       controls_action->set_sensitive(pi && pi->plugin()->has_editor());
+
+       /* disallow rename for multiple selections, for plugin inserts and for the fader */
+       rename_action->set_sensitive (single_selection && !pi && !boost::dynamic_pointer_cast<Amp> (single_selection));
+
        processor_menu->popup (1, arg);
+
+       /* Add a placeholder gap to the processor list to indicate where a processor would be
+          inserted were one chosen from the menu.
+       */
+       int x, y;
+       processor_display.get_pointer (x, y);
+       _placement = processor_display.add_placeholder (y);
+
+       if (_visible_prefader_processors == 0) {
+               if (_placement == 1) {
+                       _placement = 0;
+               }
+       }
 }
 
 bool
 ProcessorBox::enter_notify (GdkEventCrossing*)
 {
        _current_processor_box = this;
-       Keyboard::magic_widget_grab_focus ();
-       processor_display.grab_focus ();
-
        return false;
 }
 
 bool
 ProcessorBox::leave_notify (GdkEventCrossing* ev)
 {
-       switch (ev->detail) {
-       case GDK_NOTIFY_INFERIOR:
-               break;
-       default:
-               Keyboard::magic_widget_drop_focus ();
-       }
-
-       return false;
-}
-
-bool
-ProcessorBox::processor_key_press_event (GdkEventKey *)
-{
-       /* do real stuff on key release */
        return false;
 }
 
-bool
-ProcessorBox::processor_key_release_event (GdkEventKey *ev)
+void
+ProcessorBox::processor_operation (ProcessorOperation op) 
 {
-       bool ret = false;
        ProcSelection targets;
 
        get_selected_processors (targets);
@@ -543,58 +764,37 @@ ProcessorBox::processor_key_release_event (GdkEventKey *ev)
 
                pair<ProcessorEntry *, double> const pointer = processor_display.get_child_at_position (y);
 
-               if (pointer.first) {
+               if (pointer.first && pointer.first->processor()) {
                        targets.push_back (pointer.first->processor ());
                }
        }
 
-
-       switch (ev->keyval) {
-       case GDK_a:
-               if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
-                       processor_display.select_all ();
-                       ret = true;
-               } 
+       switch (op) {
+       case ProcessorsSelectAll:
+               processor_display.select_all ();
                break;
 
-       case GDK_c:
-               if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
-                       copy_processors (targets);
-                       ret = true;
-               }
+       case ProcessorsCopy:
+               copy_processors (targets);
                break;
 
-       case GDK_x:
-               if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
-                       cut_processors (targets);
-                       ret = true;
-               }
+       case ProcessorsCut:
+               cut_processors (targets);
                break;
 
-       case GDK_v:
-               if (Keyboard::modifier_state_equals (ev->state, Keyboard::PrimaryModifier)) {
-                       if (targets.empty()) {
-                               paste_processors ();
-                       } else {
-                               paste_processors (targets.front());
-                       }
-                       ret = true;
+       case ProcessorsPaste:
+               if (targets.empty()) {
+                       paste_processors ();
+               } else {
+                       paste_processors (targets.front());
                }
                break;
 
-       case GDK_Up:
-               break;
-
-       case GDK_Down:
-               break;
-
-       case GDK_Delete:
-       case GDK_BackSpace:
+       case ProcessorsDelete:
                delete_processors (targets);
-               ret = true;
                break;
 
-       case GDK_Return:
+       case ProcessorsToggleActive:
                for (ProcSelection::iterator i = targets.begin(); i != targets.end(); ++i) {
                        if ((*i)->active()) {
                                (*i)->deactivate ();
@@ -602,19 +802,15 @@ ProcessorBox::processor_key_release_event (GdkEventKey *ev)
                                (*i)->activate ();
                        }
                }
-               ret = true;
                break;
 
-       case GDK_slash:
+       case ProcessorsAB:
                ab_plugins ();
-               ret = true;
                break;
 
        default:
                break;
        }
-
-       return ret;
 }
 
 bool
@@ -624,7 +820,7 @@ ProcessorBox::processor_button_press_event (GdkEventButton *ev, ProcessorEntry*
        if (child) {
                processor = child->processor ();
        }
-       
+
        int ret = false;
        bool selected = processor_display.selected (child);
 
@@ -657,34 +853,16 @@ ProcessorBox::processor_button_release_event (GdkEventButton *ev, ProcessorEntry
        if (child) {
                processor = child->processor ();
        }
-       
-       int ret = false;
 
        if (processor && Keyboard::is_delete_event (ev)) {
 
                Glib::signal_idle().connect (sigc::bind (
                                sigc::mem_fun(*this, &ProcessorBox::idle_delete_processor),
                                boost::weak_ptr<Processor>(processor)));
-               ret = true;
 
        } else if (Keyboard::is_context_menu_event (ev)) {
 
-               /* figure out if we are above or below the fader/amp processor,
-                  and set the next insert position appropriately.
-               */
-
-               if (processor) {
-                       if (_route->processor_is_prefader (processor)) {
-                               _placement = PreFader;
-                       } else {
-                               _placement = PostFader;
-                       }
-               } else {
-                       _placement = PostFader;
-               }
-
                show_processor_menu (ev->time);
-               ret = true;
 
        } else if (processor && Keyboard::is_button2_event (ev)
 #ifndef GTKOSX
@@ -699,8 +877,6 @@ ProcessorBox::processor_button_release_event (GdkEventButton *ev, ProcessorEntry
                } else {
                        processor->activate ();
                }
-               ret = true;
-
        }
 
        return false;
@@ -709,27 +885,11 @@ ProcessorBox::processor_button_release_event (GdkEventButton *ev, ProcessorEntry
 Menu *
 ProcessorBox::build_processor_menu ()
 {
-       processor_menu = dynamic_cast<Gtk::Menu*>(ActionManager::get_widget("/processormenu") );
+       processor_menu = dynamic_cast<Gtk::Menu*>(ActionManager::get_widget("/ProcessorMenu") );
        processor_menu->set_name ("ArdourContextMenu");
-
-       show_all_children();
-
        return processor_menu;
 }
 
-void
-ProcessorBox::selection_changed ()
-{
-       bool const sensitive = (processor_display.selection().empty()) ? false : true;
-       ActionManager::set_sensitive (ActionManager::plugin_selection_sensitive_actions, sensitive);
-       edit_action->set_sensitive (one_processor_can_be_edited ());
-
-       /* disallow rename for multiple selections and for plugin inserts */
-       rename_action->set_sensitive (
-               processor_display.selection().size() == 1 && boost::dynamic_pointer_cast<PluginInsert> (processor_display.selection().front()->processor()) == 0
-               );
-}
-
 void
 ProcessorBox::select_all_processors ()
 {
@@ -758,11 +918,7 @@ ProcessorBox::use_plugins (const SelectedPlugins& plugins)
 
                Route::ProcessorStreams err_streams;
 
-               if (Config->get_new_plugins_active()) {
-                       processor->activate ();
-               }
-
-               if (_route->add_processor (processor, _placement, &err_streams)) {
+               if (_route->add_processor_by_index (processor, _placement, &err_streams, Config->get_new_plugins_active ())) {
                        weird_plugin_dialog (**p, err_streams);
                        return true;
                        // XXX SHAREDPTR delete plugin here .. do we even need to care?
@@ -783,7 +939,7 @@ ProcessorBox::weird_plugin_dialog (Plugin& p, Route::ProcessorStreams streams)
        ArdourDialog dialog (_("Plugin Incompatibility"));
        Label label;
 
-       string text = string_compose(_("You attempted to add the plugin \"%1\" at index %2.\n"),
+       string text = string_compose(_("You attempted to add the plugin \"%1\" in slot %2.\n"),
                        p.name(), streams.index);
 
        bool has_midi  = streams.count.n_midi() > 0 || p.get_info()->n_inputs.n_midi() > 0;
@@ -792,14 +948,14 @@ ProcessorBox::weird_plugin_dialog (Plugin& p, Route::ProcessorStreams streams)
        text += _("\nThis plugin has:\n");
        if (has_midi) {
                uint32_t const n = p.get_info()->n_inputs.n_midi ();
-               text += string_compose (ngettext ("\t%1 MIDI input", "\t%1 MIDI inputs", n), n);
+               text += string_compose (ngettext ("\t%1 MIDI input\n", "\t%1 MIDI inputs\n", n), n);
        }
        if (has_audio) {
                uint32_t const n = p.get_info()->n_inputs.n_audio ();
-               text += string_compose (ngettext ("\t%1 audio input", "\t%1 audio inputs", n), n);
+               text += string_compose (ngettext ("\t%1 audio input\n", "\t%1 audio inputs\n", n), n);
        }
 
-       text += _("\nBut at the insertion point, there are:\n");
+       text += _("\nbut at the insertion point, there are:\n");
        if (has_midi) {
                uint32_t const n = streams.count.n_midi ();
                text += string_compose (ngettext ("\t%1 MIDI channel\n", "\t%1 MIDI channels\n", n), n);
@@ -826,15 +982,15 @@ ProcessorBox::weird_plugin_dialog (Plugin& p, Route::ProcessorStreams streams)
 void
 ProcessorBox::choose_insert ()
 {
-       boost::shared_ptr<Processor> processor (new PortInsert (*_session, _route->mute_master()));
-       _route->add_processor (processor, _placement);
+       boost::shared_ptr<Processor> processor (new PortInsert (*_session, _route->pannable(), _route->mute_master()));
+       _route->add_processor_by_index (processor, _placement);
 }
 
 /* Caller must not hold process lock */
 void
 ProcessorBox::choose_send ()
 {
-       boost::shared_ptr<Send> send (new Send (*_session, _route->mute_master()));
+       boost::shared_ptr<Send> send (new Send (*_session, _route->pannable(), _route->mute_master()));
 
        /* make an educated guess at the initial number of outputs for the send */
        ChanCount outs = (_session->master_out())
@@ -858,7 +1014,7 @@ ProcessorBox::choose_send ()
         */
 
        IOSelectorWindow *ios = new IOSelectorWindow (_session, send->output(), true);
-       ios->show_all ();
+       ios->show ();
 
        /* keep a reference to the send so it doesn't get deleted while
           the IOSelectorWindow is doing its stuff
@@ -889,7 +1045,7 @@ ProcessorBox::send_io_finished (IOSelector::Result r, boost::weak_ptr<Processor>
                break;
 
        case IOSelector::Accepted:
-               _route->add_processor (processor, _placement);
+               _route->add_processor_by_index (processor, _placement);
                if (Profile->get_sae()) {
                        processor->activate ();
                }
@@ -917,7 +1073,7 @@ ProcessorBox::return_io_finished (IOSelector::Result r, boost::weak_ptr<Processo
                break;
 
        case IOSelector::Accepted:
-               _route->add_processor (processor, _placement);
+               _route->add_processor_by_index (processor, _placement);
                if (Profile->get_sae()) {
                        processor->activate ();
                }
@@ -960,7 +1116,8 @@ ProcessorBox::route_processors_changed (RouteProcessorChange c)
 void
 ProcessorBox::redisplay_processors ()
 {
-       ENSURE_GUI_THREAD (*this, &ProcessorBox::redisplay_processors)
+       ENSURE_GUI_THREAD (*this, &ProcessorBox::redisplay_processors);
+       bool     fader_seen;
 
        if (no_processor_redisplay) {
                return;
@@ -968,14 +1125,24 @@ ProcessorBox::redisplay_processors ()
 
        processor_display.clear ();
 
-       _route->foreach_processor (sigc::mem_fun (*this, &ProcessorBox::add_processor_to_display));
+       _visible_prefader_processors = 0;
+       fader_seen = false;
+
+       _route->foreach_processor (sigc::bind (sigc::mem_fun (*this, &ProcessorBox::help_count_visible_prefader_processors), 
+                                              &_visible_prefader_processors, &fader_seen));
 
-       build_processor_tooltip (processor_eventbox, _("Inserts, sends & plugins:"));
+       if (_visible_prefader_processors == 0) { // fader only
+               BlankProcessorEntry* bpe = new BlankProcessorEntry (_width);
+               bpe->set_pixel_width (get_allocation().get_width());
+               processor_display.add_child (bpe);
+       }
+
+       _route->foreach_processor (sigc::mem_fun (*this, &ProcessorBox::add_processor_to_display));
 
        for (list<ProcessorWindowProxy*>::iterator i = _processor_window_proxies.begin(); i != _processor_window_proxies.end(); ++i) {
                (*i)->marked = false;
        }
-               
+
        _route->foreach_processor (sigc::mem_fun (*this, &ProcessorBox::maybe_add_processor_to_ui_list));
 
        /* trim dead wood from the processor window proxy list */
@@ -994,7 +1161,7 @@ ProcessorBox::redisplay_processors ()
                i = j;
        }
 
-       setup_entry_widget_names ();
+       setup_entry_positions ();
 }
 
 /** Add a ProcessorWindowProxy for a processor to our list, if that processor does
@@ -1012,7 +1179,7 @@ ProcessorBox::maybe_add_processor_to_ui_list (boost::weak_ptr<Processor> w)
        while (i != _processor_window_proxies.end()) {
 
                boost::shared_ptr<Processor> t = (*i)->processor().lock ();
-               
+
                if (p == t) {
                        /* this processor is already on the list; done */
                        (*i)->marked = true;
@@ -1034,18 +1201,46 @@ ProcessorBox::maybe_add_processor_to_ui_list (boost::weak_ptr<Processor> w)
        } else {
                loc = X_("P");
        }
-       
+
        ProcessorWindowProxy* wp = new ProcessorWindowProxy (
                string_compose ("%1-%2-%3", loc, _route->id(), p->id()),
                _session->extra_xml (X_("UI")),
                this,
                w);
-       
+
        wp->marked = true;
+
+        /* if the processor already has an existing UI,
+           note that so that we don't recreate it
+        */
+
+        void* existing_ui = p->get_ui ();
+
+        if (existing_ui) {
+                wp->set (static_cast<Gtk::Window*>(existing_ui));
+        }
+
        _processor_window_proxies.push_back (wp);
        ARDOUR_UI::instance()->add_window_proxy (wp);
 }
 
+void
+ProcessorBox::help_count_visible_prefader_processors (boost::weak_ptr<Processor> p, uint32_t* cnt, bool* amp_seen)
+{
+       boost::shared_ptr<Processor> processor (p.lock ());
+
+       if (processor && processor->display_to_user()) {
+
+               if (boost::dynamic_pointer_cast<Amp>(processor)) {
+                       *amp_seen = true;
+               } else {
+                       if (!*amp_seen) {
+                               (*cnt)++;
+                       }
+               }
+       }
+}
+
 void
 ProcessorBox::add_processor_to_display (boost::weak_ptr<Processor> p)
 {
@@ -1055,13 +1250,18 @@ ProcessorBox::add_processor_to_display (boost::weak_ptr<Processor> p)
                return;
        }
 
+
        boost::shared_ptr<Send> send = boost::dynamic_pointer_cast<Send> (processor);
+       boost::shared_ptr<PluginInsert> plugin_insert = boost::dynamic_pointer_cast<PluginInsert> (processor);
        ProcessorEntry* e = 0;
        if (send) {
                e = new SendProcessorEntry (send, _width);
+       } else if (plugin_insert) {
+               e = new PluginInsertProcessorEntry (plugin_insert, _width);
        } else {
                e = new ProcessorEntry (processor, _width);
        }
+
        e->set_pixel_width (get_allocation().get_width());
        processor_display.add_child (e);
 }
@@ -1077,7 +1277,7 @@ ProcessorBox::build_processor_tooltip (EventBox& box, string start)
                tip += '\n';
                tip += (*i)->processor()->name();
        }
-       
+
        ARDOUR_UI::instance()->set_tip (box, tip);
 }
 
@@ -1085,23 +1285,24 @@ void
 ProcessorBox::reordered ()
 {
        compute_processor_sort_keys ();
-       setup_entry_widget_names ();
+       setup_entry_positions ();
 }
 
-/* Name the Entry widgets according to pre- or post-fader so that they get coloured right */
 void
-ProcessorBox::setup_entry_widget_names ()
+ProcessorBox::setup_entry_positions ()
 {
        list<ProcessorEntry*> children = processor_display.children ();
        bool pre_fader = true;
+
        for (list<ProcessorEntry*>::iterator i = children.begin(); i != children.end(); ++i) {
                if (boost::dynamic_pointer_cast<Amp>((*i)->processor())) {
                        pre_fader = false;
+                       (*i)->set_position (ProcessorEntry::Fader);
                } else {
                        if (pre_fader) {
-                               (*i)->action_widget().set_name ("ProcessorPreFader");
+                               (*i)->set_position (ProcessorEntry::PreFader);
                        } else {
-                               (*i)->action_widget().set_name ("ProcessorPostFader");
+                               (*i)->set_position (ProcessorEntry::PostFader);
                        }
                }
        }
@@ -1131,14 +1332,14 @@ void
 ProcessorBox::report_failed_reorder ()
 {
        /* reorder failed, so redisplay */
-       
+
        redisplay_processors ();
-       
+
        /* now tell them about the problem */
-       
+
        ArdourDialog dialog (_("Plugin Incompatibility"));
        Label label;
-       
+
        label.set_text (_("\
 You cannot reorder these plugins/sends/inserts\n\
 in that way because the inputs and\n\
@@ -1147,12 +1348,12 @@ outputs will not work correctly."));
        dialog.get_vbox()->set_border_width (12);
        dialog.get_vbox()->pack_start (label);
        dialog.add_button (Stock::OK, RESPONSE_ACCEPT);
-       
+
        dialog.set_name (X_("PluginIODialog"));
        dialog.set_position (Gtk::WIN_POS_MOUSE);
        dialog.set_modal (true);
        dialog.show_all ();
-       
+
        dialog.run ();
 }
 
@@ -1178,27 +1379,19 @@ ProcessorBox::can_cut () const
         vector<boost::shared_ptr<Processor> > sel;
 
         get_selected_processors (sel);
-        
+
         /* cut_processors () does not cut inserts */
 
         for (vector<boost::shared_ptr<Processor> >::const_iterator i = sel.begin (); i != sel.end (); ++i) {
-                
+
                if (boost::dynamic_pointer_cast<PluginInsert>((*i)) != 0 ||
                    (boost::dynamic_pointer_cast<Send>((*i)) != 0) ||
                    (boost::dynamic_pointer_cast<Return>((*i)) != 0)) {
                         return true;
                 }
         }
-        
-        return false;
-}
-
-void
-ProcessorBox::cut_processors ()
-{
-       ProcSelection to_be_removed;
 
-       get_selected_processors (to_be_removed);
+        return false;
 }
 
 void
@@ -1242,14 +1435,6 @@ ProcessorBox::cut_processors (const ProcSelection& to_be_removed)
        redisplay_processors ();
 }
 
-void
-ProcessorBox::copy_processors ()
-{
-       ProcSelection to_be_copied;
-       get_selected_processors (to_be_copied);
-       copy_processors (to_be_copied);
-}
-
 void
 ProcessorBox::copy_processors (const ProcSelection& to_be_copied)
 {
@@ -1272,12 +1457,17 @@ ProcessorBox::copy_processors (const ProcSelection& to_be_copied)
 }
 
 void
-ProcessorBox::delete_processors ()
+ProcessorBox::processors_up ()
+{
+       /* unimplemented */
+}
+
+void
+ProcessorBox::processors_down ()
 {
-       ProcSelection to_be_deleted;
-       get_selected_processors (to_be_deleted);
-       delete_processors (to_be_deleted);
+       /* unimplemented */
 }
+       
 
 void
 ProcessorBox::delete_processors (const ProcSelection& targets)
@@ -1437,14 +1627,14 @@ ProcessorBox::paste_processor_state (const XMLNodeList& nlist, boost::shared_ptr
 
                                XMLNode n (**niter);
                                Send::make_unique (n, *_session);
-                                Send* s = new Send (*_session, _route->mute_master());
+                                Send* s = new Send (*_session, _route->pannable(), _route->mute_master());
                                 if (s->set_state (n, Stateful::loading_state_version)) {
                                         delete s;
                                         return;
                                 }
 
                                p.reset (s);
-                                        
+
 
                        } else if (type->value() == "return") {
 
@@ -1459,6 +1649,14 @@ ProcessorBox::paste_processor_state (const XMLNodeList& nlist, boost::shared_ptr
 
                                p.reset (r);
 
+                       } else if (type->value() == "port") {
+
+                               XMLNode n (**niter);
+                               p.reset (new PortInsert (*_session, _route->pannable (), _route->mute_master ()));
+                               if (p->set_state (n, Stateful::loading_state_version)) {
+                                       return;
+                               }
+
                        } else {
                                /* XXX its a bit limiting to assume that everything else
                                   is a plugin.
@@ -1522,9 +1720,9 @@ ProcessorBox::for_selected_processors (void (ProcessorBox::*method)(boost::share
 }
 
 void
-ProcessorBox::all_processors_active (bool state)
+ProcessorBox::all_visible_processors_active (bool state)
 {
-       _route->all_processors_active (_placement, state);
+       _route->all_visible_processors_active (state);
 }
 
 void
@@ -1588,7 +1786,7 @@ ProcessorBox::processor_can_be_edited (boost::shared_ptr<Processor> processor)
        }
 
        if (
-               boost::dynamic_pointer_cast<Send> (processor) ||
+               (boost::dynamic_pointer_cast<Send> (processor) && !boost::dynamic_pointer_cast<InternalSend> (processor))||
                boost::dynamic_pointer_cast<Return> (processor) ||
                boost::dynamic_pointer_cast<PluginInsert> (processor) ||
                boost::dynamic_pointer_cast<PortInsert> (processor)
@@ -1615,6 +1813,7 @@ void
 ProcessorBox::toggle_edit_processor (boost::shared_ptr<Processor> processor)
 {
        boost::shared_ptr<Send> send;
+       boost::shared_ptr<InternalSend> internal_send;
        boost::shared_ptr<Return> retrn;
        boost::shared_ptr<PluginInsert> plugin_insert;
        boost::shared_ptr<PortInsert> port_insert;
@@ -1627,26 +1826,29 @@ ProcessorBox::toggle_edit_processor (boost::shared_ptr<Processor> processor)
                }
        }
 
-       if ((send = boost::dynamic_pointer_cast<Send> (processor)) != 0) {
+       if (boost::dynamic_pointer_cast<Amp> (processor)) {
+
+               if (_parent_strip) {
+                       _parent_strip->revert_to_default_display ();
+               }
+
+       } else if ((send = boost::dynamic_pointer_cast<Send> (processor)) != 0) {
 
                if (!_session->engine().connected()) {
                        return;
                }
 
-               if (_parent_strip) {
-                       if (boost::dynamic_pointer_cast<Send> (_parent_strip->current_delivery()) == send) {
-                               _parent_strip->revert_to_default_display ();
-                       } else {
-                               _parent_strip->show_send (send);
-                       }
+               if (boost::dynamic_pointer_cast<InternalSend> (processor) == 0) {
+                       SendUIWindow* w = new SendUIWindow (send, _session);
+                       w->show ();
                }
 
        } else if ((retrn = boost::dynamic_pointer_cast<Return> (processor)) != 0) {
 
-                if (boost::dynamic_pointer_cast<InternalReturn> (retrn)) {
-                        /* no GUI for these */
-                        return;
-                }
+               if (boost::dynamic_pointer_cast<InternalReturn> (retrn)) {
+                       /* no GUI for these */
+                       return;
+               }
 
                if (!_session->engine().connected()) {
                        return;
@@ -1726,10 +1928,32 @@ ProcessorBox::toggle_edit_processor (boost::shared_ptr<Processor> processor)
        }
 }
 
+void
+ProcessorBox::toggle_processor_controls (boost::shared_ptr<Processor> processor)
+{
+       boost::shared_ptr<PluginInsert> plugin_insert
+               = boost::dynamic_pointer_cast<PluginInsert>(processor);
+       if (!plugin_insert) {
+               return;
+       }
+
+       Container*      toplevel  = get_toplevel();
+       Window*         win       = dynamic_cast<Gtk::Window*>(toplevel);
+       PluginUIWindow* plugin_ui = new PluginUIWindow(win, plugin_insert, true, false);
+       plugin_ui->set_title(generate_processor_title (plugin_insert));
+
+       if (plugin_ui->is_visible()) {
+               plugin_ui->hide();
+       } else {
+               plugin_ui->show_all();
+               plugin_ui->present();
+       }
+}
+
 void
 ProcessorBox::register_actions ()
 {
-       Glib::RefPtr<Gtk::ActionGroup> popup_act_grp = Gtk::ActionGroup::create(X_("processormenu"));
+       Glib::RefPtr<Gtk::ActionGroup> popup_act_grp = Gtk::ActionGroup::create(X_("ProcessorMenu"));
        Glib::RefPtr<Action> act;
 
        /* new stuff */
@@ -1739,7 +1963,7 @@ ProcessorBox::register_actions ()
        act = ActionManager::register_action (popup_act_grp, X_("newinsert"), _("New Insert"),
                        sigc::ptr_fun (ProcessorBox::rb_choose_insert));
        ActionManager::jack_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (popup_act_grp, X_("newsend"), _("New Send ..."),
+       act = ActionManager::register_action (popup_act_grp, X_("newsend"), _("New External Send ..."),
                        sigc::ptr_fun (ProcessorBox::rb_choose_send));
        ActionManager::jack_sensitive_actions.push_back (act);
 
@@ -1775,16 +1999,22 @@ ProcessorBox::register_actions ()
 
        /* activation etc. */
 
-       ActionManager::register_action (popup_act_grp, X_("activate_all"), _("Activate all"),
-                                       sigc::ptr_fun (ProcessorBox::rb_activate_all));
-       ActionManager::register_action (popup_act_grp, X_("deactivate_all"), _("Deactivate all"),
-                                       sigc::ptr_fun (ProcessorBox::rb_deactivate_all));
+       ActionManager::register_action (popup_act_grp, X_("activate_all"), _("Activate All"),
+                       sigc::ptr_fun (ProcessorBox::rb_activate_all));
+       ActionManager::register_action (popup_act_grp, X_("deactivate_all"), _("Deactivate All"),
+                       sigc::ptr_fun (ProcessorBox::rb_deactivate_all));
        ActionManager::register_action (popup_act_grp, X_("ab_plugins"), _("A/B Plugins"),
-                                       sigc::ptr_fun (ProcessorBox::rb_ab_plugins));
+                       sigc::ptr_fun (ProcessorBox::rb_ab_plugins));
 
        /* show editors */
-       edit_action = ActionManager::register_action (popup_act_grp, X_("edit"), _("Edit..."),
-                                                     sigc::ptr_fun (ProcessorBox::rb_edit));
+       edit_action = ActionManager::register_action (
+               popup_act_grp, X_("edit"), _("Edit..."),
+               sigc::ptr_fun (ProcessorBox::rb_edit));
+
+       /* show plugin GUI */
+       controls_action = ActionManager::register_action (
+                       popup_act_grp, X_("controls"), _("Controls..."),
+                       sigc::ptr_fun (ProcessorBox::rb_controls));
 
        ActionManager::add_action_group (popup_act_grp);
 }
@@ -1875,7 +2105,7 @@ ProcessorBox::rb_cut ()
                return;
        }
 
-       _current_processor_box->cut_processors ();
+       _current_processor_box->processor_operation (ProcessorsCut);
 }
 
 void
@@ -1885,7 +2115,7 @@ ProcessorBox::rb_delete ()
                return;
        }
 
-       _current_processor_box->delete_processors ();
+       _current_processor_box->processor_operation (ProcessorsDelete);
 }
 
 void
@@ -1894,7 +2124,7 @@ ProcessorBox::rb_copy ()
        if (_current_processor_box == 0) {
                return;
        }
-       _current_processor_box->copy_processors ();
+       _current_processor_box->processor_operation (ProcessorsCopy);
 }
 
 void
@@ -1904,7 +2134,7 @@ ProcessorBox::rb_paste ()
                return;
        }
 
-       _current_processor_box->paste_processors ();
+       _current_processor_box->processor_operation (ProcessorsPaste);
 }
 
 void
@@ -1923,7 +2153,7 @@ ProcessorBox::rb_select_all ()
                return;
        }
 
-       _current_processor_box->select_all_processors ();
+       _current_processor_box->processor_operation (ProcessorsSelectAll);
 }
 
 void
@@ -1943,7 +2173,7 @@ ProcessorBox::rb_activate_all ()
                return;
        }
 
-       _current_processor_box->all_processors_active (true);
+       _current_processor_box->all_visible_processors_active (true);
 }
 
 void
@@ -1952,7 +2182,7 @@ ProcessorBox::rb_deactivate_all ()
        if (_current_processor_box == 0) {
                return;
        }
-       _current_processor_box->all_processors_active (false);
+       _current_processor_box->all_visible_processors_active (false);
 }
 
 void
@@ -1965,6 +2195,16 @@ ProcessorBox::rb_edit ()
        _current_processor_box->for_selected_processors (&ProcessorBox::toggle_edit_processor);
 }
 
+void
+ProcessorBox::rb_controls ()
+{
+       if (_current_processor_box == 0) {
+               return;
+       }
+
+       _current_processor_box->for_selected_processors (&ProcessorBox::toggle_processor_controls);
+}
+
 void
 ProcessorBox::route_property_changed (const PropertyChange& what_changed)
 {
@@ -2060,6 +2300,9 @@ void
 ProcessorBox::set_processor_ui (boost::shared_ptr<Processor> p, Gtk::Window* w)
 {
        list<ProcessorWindowProxy*>::iterator i = _processor_window_proxies.begin ();
+
+       p->set_ui (w);
+
        while (i != _processor_window_proxies.end()) {
                boost::shared_ptr<Processor> t = (*i)->processor().lock ();
                if (t && t == p) {
@@ -2097,6 +2340,21 @@ ProcessorBox::mixer_strip_delivery_changed (boost::weak_ptr<Delivery> w)
        }
 }
 
+void
+ProcessorBox::hide_things ()
+{
+       list<ProcessorEntry*> c = processor_display.children ();
+       for (list<ProcessorEntry*>::iterator i = c.begin(); i != c.end(); ++i) {
+               (*i)->hide_things ();
+       }
+}
+
+void
+ProcessorBox::processor_menu_unmapped ()
+{
+       processor_display.remove_placeholder ();
+}
+
 ProcessorWindowProxy::ProcessorWindowProxy (
        string const & name,
        XMLNode const * node,