Unconditionally save instant.xml on session-close
[ardour.git] / gtk2_ardour / generic_pluginui.cc
index 1e3e65d3e55ad5eb24ae770b24e6794559a5a6ad..a08fd45c43b00b96701e0ee424220b1b285ce1a8 100644 (file)
@@ -1,21 +1,29 @@
 /*
-    Copyright (C) 2000 Paul Davis
-
-    This program is free software; you can redistribute it and/or modify
-    it under the terms of the GNU General Public License as published by
-    the Free Software Foundation; either version 2 of the License, or
-    (at your option) any later version.
-
-    This program is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
-
-    You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
-*/
+ * Copyright (C) 2008-2009 Sampo Savolainen <v2@iki.fi>
+ * Copyright (C) 2008-2015 David Robillard <d@drobilla.net>
+ * Copyright (C) 2008-2017 Paul Davis <paul@linuxaudiosystems.com>
+ * Copyright (C) 2009-2012 Carl Hetherington <carl@carlh.net>
+ * Copyright (C) 2013-2019 Robin Gareus <robin@gareus.org>
+ * Copyright (C) 2013 John Emmas <john@creativepost.co.uk>
+ * Copyright (C) 2014-2015 Tim Mayberry <mojofunk@gmail.com>
+ * Copyright (C) 2014 Ben Loftis <ben@harrisonconsoles.com>
+ * Copyright (C) 2016-2017 Julien "_FrnchFrgg_" RIVAUD <frnchfrgg@free.fr>
+ * Copyright (C) 2017-2018 Johannes Mueller <github@johannes-mueller.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
 
 #ifdef WAF_BUILD
 #include "gtk2ardour-config.h"
@@ -35,7 +43,7 @@
 #include "pbd/failed_constructor.h"
 
 #include "evoral/midi_events.h"
-#include "evoral/PatchChange.hpp"
+#include "evoral/PatchChange.h"
 
 #include "midi++/midnam_patch.h"
 
 #include "gtkmm2ext/doi.h"
 
 #include "widgets/ardour_knob.h"
-#include "widgets/click_box.h"
 #include "widgets/fastmeter.h"
 #include "widgets/slider_controller.h"
 #include "widgets/tooltips.h"
 
 #include "plugin_ui.h"
+#include "plugin_presets_ui.h"
 #include "plugin_display.h"
 #include "gui_thread.h"
 #include "automation_controller.h"
@@ -80,7 +88,6 @@ GenericPluginUI::GenericPluginUI (boost::shared_ptr<PluginInsert> pi, bool scrol
        , is_scrollable(scrollable)
        , _plugin_pianokeyboard_expander (_("MIDI Keyboard"))
        , _piano (0)
-       , _pianomm (0)
        , _piano_velocity (*manage (new Adjustment (100, 1, 127, 1, 16)))
        , _piano_channel (*manage (new Adjustment (0, 1, 16, 1, 1)))
 {
@@ -102,24 +109,29 @@ GenericPluginUI::GenericPluginUI (boost::shared_ptr<PluginInsert> pi, bool scrol
 
        smaller_hbox->pack_start (latency_button, false, false, 4);
        smaller_hbox->pack_start (pin_management_button, false, false, 4);
-       smaller_hbox->pack_start (_preset_combo, false, false);
        smaller_hbox->pack_start (_preset_modified, false, false);
+       smaller_hbox->pack_start (_preset_combo, false, false);
        smaller_hbox->pack_start (add_button, false, false);
        smaller_hbox->pack_start (save_button, false, false);
        smaller_hbox->pack_start (delete_button, false, false);
+       if (pi->controls().size() > 0 && has_descriptive_presets ()) {
+               smaller_hbox->pack_start (preset_browser_button, false, false);
+       }
        if (pi->controls().size() > 0) {
                smaller_hbox->pack_start (reset_button, false, false, 4);
        }
        smaller_hbox->pack_start (bypass_button, false, true, 4);
 
-       automation_manual_all_button.set_text(_("Manual"));
+       automation_manual_all_button.set_text (GainMeterBase::astate_string (ARDOUR::Off));
        automation_manual_all_button.set_name (X_("generic button"));
-       automation_play_all_button.set_text(_("Play"));
+       automation_play_all_button.set_text (GainMeterBase::astate_string (ARDOUR::Play));
        automation_play_all_button.set_name (X_("generic button"));
-       automation_write_all_button.set_text(_("Write"));
+       automation_write_all_button.set_text (GainMeterBase::astate_string (ARDOUR::Write));
        automation_write_all_button.set_name (X_("generic button"));
-       automation_touch_all_button.set_text(_("Touch"));
+       automation_touch_all_button.set_text (GainMeterBase::astate_string (ARDOUR::Touch));
        automation_touch_all_button.set_name (X_("generic button"));
+       automation_latch_all_button.set_text (GainMeterBase::astate_string (ARDOUR::Latch));
+       automation_latch_all_button.set_name (X_("generic button"));
 
        constraint_hbox->set_spacing (5);
        constraint_hbox->set_homogeneous (false);
@@ -127,13 +139,11 @@ GenericPluginUI::GenericPluginUI (boost::shared_ptr<PluginInsert> pi, bool scrol
        VBox* v1_box = manage (new VBox);
        VBox* v2_box = manage (new VBox);
        if (pi->is_instrument ()) {
-               _piano = (PianoKeyboard*)piano_keyboard_new();
-               _pianomm = Glib::wrap((GtkWidget*)_piano);
-               _pianomm->set_flags(Gtk::CAN_FOCUS);
-               _pianomm->add_events(Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK);
+               _piano = new APianoKeyboard ();
+               _piano->set_flags(Gtk::CAN_FOCUS);
 
-               g_signal_connect (G_OBJECT (_piano), "note-on", G_CALLBACK (GenericPluginUI::_note_on_event_handler), this);
-               g_signal_connect (G_OBJECT (_piano), "note-off", G_CALLBACK (GenericPluginUI::_note_off_event_handler), this);
+               _piano->NoteOn.connect (sigc::mem_fun (*this, &GenericPluginUI::note_on_event_handler));
+               _piano->NoteOff.connect (sigc::mem_fun (*this, &GenericPluginUI::note_off_event_handler));
 
                HBox* box = manage (new HBox);
                box->pack_start (*manage (new Label (_("Channel:"))), false, false);
@@ -146,7 +156,7 @@ GenericPluginUI::GenericPluginUI (boost::shared_ptr<PluginInsert> pi, bool scrol
 
                _pianobox.set_spacing (4);
                _pianobox.pack_start (*box2, true, true);
-               _pianobox.pack_start (*_pianomm, true, true);
+               _pianobox.pack_start (*_piano, true, true);
 
                _plugin_pianokeyboard_expander.set_expanded(false);
                _plugin_pianokeyboard_expander.property_expanded().signal_changed().connect( sigc::mem_fun(*this, &GenericPluginUI::toggle_pianokeyboard));
@@ -155,6 +165,11 @@ GenericPluginUI::GenericPluginUI (boost::shared_ptr<PluginInsert> pi, bool scrol
        } else {
                pack_end (plugin_analysis_expander, false, false);
        }
+
+       if (insert->provides_stats ()) {
+               pack_end (cpuload_expander, false, false);
+       }
+
        if (!plugin->get_docs().empty()) {
                pack_end (description_expander, false, false);
        }
@@ -193,7 +208,7 @@ GenericPluginUI::GenericPluginUI (boost::shared_ptr<PluginInsert> pi, bool scrol
 
        main_contents.pack_start (scroller, true, true);
 
-       prefheight = 0;
+       prefheight = -1;
        build ();
 
        if (insert->plugin()->has_midnam() && insert->plugin()->knows_bank_patch()) {
@@ -205,6 +220,7 @@ GenericPluginUI::GenericPluginUI (boost::shared_ptr<PluginInsert> pi, bool scrol
                scroller.set_name ("PluginEditor");
        } else {
                scroller.signal_size_request().connect (sigc::mem_fun(*this, &GenericPluginUI::scroller_size_request));
+               scroller.signal_realize().connect (sigc::mem_fun(scroller, &Widget::queue_resize));
                scroller.set_policy (Gtk::POLICY_AUTOMATIC, Gtk::POLICY_NEVER);
        }
 
@@ -216,28 +232,34 @@ GenericPluginUI::~GenericPluginUI ()
        if (output_controls.size() > 0) {
                screen_update_connection.disconnect();
        }
-       delete _pianomm;
+       delete automation_menu;
+       delete _piano;
 }
 
 void
 GenericPluginUI::scroller_size_request (Gtk::Requisition* a)
 {
-       Glib::RefPtr<Gdk::Screen> screen = get_screen();
-       if (!screen)
-               screen = Gdk::Screen::get_default();
-
-       int maximum_width;
-       {
-               Gdk::Rectangle monitor;
-               const int monitor_num = screen->get_monitor_at_window (get_window ());
-               screen->get_monitor_geometry (
-                               (monitor_num < 0) ? 0 : monitor_num,
-                               monitor);
-
-               maximum_width = monitor.get_width() * 0.9;
+       GtkRequisition request = hpacker.size_request();
+
+       Glib::RefPtr<Gdk::Window> window (scroller.get_window());
+       Glib::RefPtr<Gdk::Screen> screen;
+
+       if (window) {
+               screen = window->get_screen();
        }
 
-       GtkRequisition request = hpacker.size_request();
+       if (!screen) {
+               a->width = min(1024, request.width);
+               return;
+       }
+
+       Gdk::Rectangle monitor;
+       const int monitor_num = screen->get_monitor_at_window (window);
+       screen->get_monitor_geometry (
+                       (monitor_num < 0) ? 0 : monitor_num,
+                       monitor);
+
+       const int maximum_width = monitor.get_width() * 0.9;
 
        if (request.width > maximum_width) {
                for (vector<ControlUI*>::const_iterator cuip = input_controls.begin();
@@ -291,8 +313,9 @@ std::size_t s1pos, s2pos, n = 0;
        s1pos = s1.length();
        s2pos = s2.length();
        while (s1pos-- > 0 && s2pos-- > 0) {
-               if (!match_or_digit(s1[s1pos], s2[s2pos])       )
+               if (!match_or_digit(s1[s1pos], s2[s2pos])) {
                        break;
+               }
                n++;
        }
        return n;
@@ -305,7 +328,8 @@ void
 GenericPluginUI::build ()
 {
        std::vector<ControlUI *> control_uis;
-       bool grid = plugin->parameter_count() > 0;
+       bool grid_avail = false;
+       bool grid_veto = false;
 
        // Build a ControlUI for each control port
        for (size_t i = 0; i < plugin->parameter_count(); ++i) {
@@ -328,8 +352,10 @@ GenericPluginUI::build ()
                        ControlUI* cui;
                        Plugin::UILayoutHint hint;
 
-                       if (!plugin->get_layout(i, hint)) {
-                               grid = false;
+                       if (plugin->get_layout(i, hint)) {
+                               grid_avail = true;
+                       } else {
+                               grid_veto = true;
                        }
 
                        boost::shared_ptr<ARDOUR::AutomationControl> c
@@ -343,7 +369,7 @@ GenericPluginUI::build ()
                                continue;
                        }
 
-                       if (grid) {
+                       if (grid_avail && !grid_veto) {
                                cui->x0 = hint.x0;
                                cui->x1 = hint.x1;
                                cui->y0 = hint.y0;
@@ -359,6 +385,8 @@ GenericPluginUI::build ()
                }
        }
 
+       bool grid = grid_avail && !grid_veto;
+
        // Build a ControlUI for each property
        const Plugin::PropertyDescriptors& descs = plugin->get_supported_properties();
        for (Plugin::PropertyDescriptors::const_iterator d = descs.begin(); d != descs.end(); ++d) {
@@ -395,7 +423,12 @@ GenericPluginUI::build ()
                plugin->announce_property_values();
        }
 
-       if (grid) {
+       if (control_uis.empty ()) {
+               if (has_descriptive_presets ()) {
+                       preset_gui = new PluginPresetsUI (insert);
+                       hpacker.pack_start (*preset_gui, true, true);
+               }
+       } else if (grid) {
                custom_layout (control_uis);
        } else {
                automatic_layout (control_uis);
@@ -407,6 +440,7 @@ GenericPluginUI::build ()
        automation_play_all_button.signal_clicked.connect(sigc::bind (sigc::mem_fun (*this, &GenericPluginUI::set_all_automation), ARDOUR::Play));
        automation_write_all_button.signal_clicked.connect(sigc::bind (sigc::mem_fun (*this, &GenericPluginUI::set_all_automation), ARDOUR::Write));
        automation_touch_all_button.signal_clicked.connect(sigc::bind (sigc::mem_fun (*this, &GenericPluginUI::set_all_automation), ARDOUR::Touch));
+       automation_latch_all_button.signal_clicked.connect(sigc::bind (sigc::mem_fun (*this, &GenericPluginUI::set_all_automation), ARDOUR::Latch));
 
        /* XXX This is a workaround for AutomationControl not knowing about preset loads */
        plugin->PresetLoaded.connect (*this, invalidator (*this), boost::bind (&GenericPluginUI::update_input_displays, this), gui_context ());
@@ -492,7 +526,7 @@ GenericPluginUI::automatic_layout (const std::vector<ControlUI*>& control_uis)
                                             FILL|EXPAND, FILL);
                        button_row++;
 
-               } else if (cui->controller || cui->clickbox || cui->combo) {
+               } else if (cui->controller || cui->combo) {
                        // Get all of the controls into a list, so that
                        // we can lay them out a bit more nicely later.
                        cui_controls_list.push_back(cui);
@@ -592,7 +626,7 @@ GenericPluginUI::automatic_layout (const std::vector<ControlUI*>& control_uis)
                box->pack_start (*cui, false, false);
        }
 
-       if (is_scrollable) {
+       if (is_scrollable && i > 0) {
                prefheight = 30 * i;
        }
 
@@ -660,9 +694,9 @@ GenericPluginUI::build_midi_table ()
        Frame* frame = manage (new Frame);
        frame->set_name ("BaseFrame");
        if (dynamic_cast<MidiTrack*> (insert->owner())) {
-               frame->set_label (_("MIDI Progams (sent to track)"));
+               frame->set_label (_("MIDI Programs (sent to track)"));
        } else {
-               frame->set_label (_("MIDI Progams (volatile)"));
+               frame->set_label (_("MIDI Programs (volatile)"));
        }
        frame->add (*pgm_table);
        hpacker.pack_start (*frame, false, false);
@@ -722,7 +756,6 @@ GenericPluginUI::midi_refill_patches ()
                                for (MIDI::Name::PatchNameList::const_iterator j = patches.begin(); j != patches.end(); ++j) {
                                        const std::string pgm = (*j)->name ();
                                        MIDI::Name::PatchPrimaryKey const& key = (*j)->patch_primary_key ();
-                                       assert ((*i)->number () == key.bank());
                                        const uint32_t bp = (key.bank() << 7) | key.program();
                                        midi_pgmsel[chn]->AddMenuElem (MenuElemNoMnemonic (pgm, sigc::bind (sigc::mem_fun (*this, &GenericPluginUI::midi_bank_patch_select), chn, bp)));
                                        pgm_names[bp] = pgm;
@@ -789,7 +822,6 @@ GenericPluginUI::ControlUI::ControlUI (const Evoral::Parameter& p)
        : param(p)
        , automate_button (X_("")) // force creation of a label
        , combo (0)
-       , clickbox (0)
        , file_button (0)
        , spin_box (0)
        , display (0)
@@ -844,56 +876,12 @@ GenericPluginUI::automation_state_changed (ControlUI* cui)
        cui->automate_button.set_active((state != ARDOUR::Off));
 
        if (cui->short_autostate) {
-               cui->automate_button.set_text (
-                               GainMeterBase::astate_string (state));
-               return;
-       }
-
-       switch (state & (ARDOUR::Off|Play|Touch|Write)) {
-       case ARDOUR::Off:
-               cui->automate_button.set_text (S_("Automation|Manual"));
-               break;
-       case Play:
-               cui->automate_button.set_text (_("Play"));
-               break;
-       case Write:
-               cui->automate_button.set_text (_("Write"));
-               break;
-       case Touch:
-               cui->automate_button.set_text (_("Touch"));
-               break;
-       default:
-               cui->automate_button.set_text (_("???"));
-               break;
+               cui->automate_button.set_text (GainMeterBase::short_astate_string (state));
+       } else {
+               cui->automate_button.set_text (GainMeterBase::astate_string (state));
        }
 }
 
-bool
-GenericPluginUI::integer_printer (char buf[32], Adjustment &adj, ControlUI* cui)
-{
-       float const        v   = cui->control->interface_to_internal(adj.get_value ());
-       const std::string& str = ARDOUR::value_as_string(cui->control->desc(), Variant(v));
-       const size_t       len = str.copy(buf, 31);
-       buf[len] = '\0';
-       return true;
-}
-
-bool
-GenericPluginUI::midinote_printer (char buf[32], Adjustment &adj, ControlUI* cui)
-{
-       float const        v   = cui->control->interface_to_internal(adj.get_value ());
-       const std::string& str = ARDOUR::value_as_string(cui->control->desc(), Variant(v));
-       const size_t       len = str.copy(buf, 31);
-       buf[len] = '\0';
-       return true;
-}
-
-void
-GenericPluginUI::print_parameter (char *buf, uint32_t len, uint32_t param)
-{
-       plugin->print_parameter (param, buf, len);
-}
-
 /** Build a ControlUI for a parameter/property.
  * Note that mcontrol may be NULL for outputs.
  */
@@ -928,6 +916,7 @@ GenericPluginUI::build_control_ui (const Evoral::Parameter&             param,
                        // Create/add controller
                        control_ui->file_button = manage(new Gtk::FileChooserButton(Gtk::FILE_CHOOSER_ACTION_OPEN));
                        control_ui->file_button->set_title(desc.label);
+                       Gtkmm2ext::add_volume_shortcuts (*control_ui->file_button);
 
                        if (use_knob) {
                                control_ui->knobtable = manage (new Table());
@@ -1003,16 +992,7 @@ GenericPluginUI::build_control_ui (const Evoral::Parameter&             param,
 
                        Adjustment* adj = control_ui->controller->adjustment();
 
-                       if (desc.integer_step && !desc.toggled) {
-                               control_ui->clickbox = new ArdourWidgets::ClickBox (adj, "PluginUIClickBox", true);
-                               Gtkmm2ext::set_size_request_to_display_given_text (*control_ui->clickbox, "g9999999", 2, 2);
-                               if (desc.unit == ParameterDescriptor::MIDI_NOTE) {
-                                       control_ui->clickbox->set_printer (sigc::bind (sigc::mem_fun (*this, &GenericPluginUI::midinote_printer), control_ui));
-                               } else {
-                                       control_ui->clickbox->set_printer (sigc::bind (sigc::mem_fun (*this, &GenericPluginUI::integer_printer), control_ui));
-                               }
-                               control_ui->clickbox->set_controllable (mcontrol);
-                       } else if (desc.toggled) {
+                       if (desc.toggled) {
                                ArdourButton* but = dynamic_cast<ArdourButton*> (control_ui->controller->widget());
                                assert(but);
                                but->set_tweaks(ArdourButton::Square);
@@ -1023,6 +1003,11 @@ GenericPluginUI::build_control_ui (const Evoral::Parameter&             param,
                        } else {
                                control_ui->controller->set_size_request (200, -1);
                                control_ui->controller->set_name (X_("ProcessorControlSlider"));
+                               if (desc.integer_step) {
+                                       AutomationBarController* abc = dynamic_cast <AutomationBarController*> (control_ui->controller->widget ());
+                                       assert (abc);
+                                       abc->set_digits (0);
+                               }
                        }
 
                        if (!desc.integer_step && !desc.toggled && use_knob) {
@@ -1043,10 +1028,6 @@ GenericPluginUI::build_control_ui (const Evoral::Parameter&             param,
                        if (control_ui->combo) {
                                control_ui->knobtable->attach (control_ui->label, 0, 1, 0, 1);
                                control_ui->knobtable->attach (*control_ui->combo, 0, 1, 1, 2);
-                       } else if (control_ui->clickbox) {
-                               control_ui->knobtable->attach (*control_ui->clickbox, 0, 2, 0, 1);
-                               control_ui->knobtable->attach (control_ui->label, 0, 1, 1, 2, FILL, SHRINK);
-                               control_ui->knobtable->attach (control_ui->automate_button, 1, 2, 1, 2, SHRINK, SHRINK, 2, 0);
                        } else if (control_ui->spin_box) {
                                ArdourKnob* knob = dynamic_cast<ArdourKnob*>(control_ui->controller->widget ());
                                knob->set_tooltip_prefix (desc.label + ": ");
@@ -1072,8 +1053,6 @@ GenericPluginUI::build_control_ui (const Evoral::Parameter&             param,
                        control_ui->pack_start (control_ui->label, true, true);
                        if (control_ui->combo) {
                                control_ui->pack_start(*control_ui->combo, false, true);
-                       } else if (control_ui->clickbox) {
-                               control_ui->pack_start (*control_ui->clickbox, false, false);
                        } else if (control_ui->spin_box) {
                                control_ui->pack_start (*control_ui->spin_box, false, false);
                                control_ui->pack_start (*control_ui->controller, false, false);
@@ -1215,17 +1194,20 @@ GenericPluginUI::astate_button_event (GdkEventButton* ev, ControlUI* cui)
        MenuList& items (automation_menu->items());
 
        items.clear ();
-       items.push_back (MenuElem (S_("Automation|Manual"),
+       items.push_back (MenuElem (GainMeterBase::astate_string (ARDOUR::Off),
                                   sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::set_automation_state), (AutoState) ARDOUR::Off, cui)));
-       items.push_back (MenuElem (_("Play"),
+       items.push_back (MenuElem (GainMeterBase::astate_string (Play),
                                   sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::set_automation_state), (AutoState) Play, cui)));
-       items.push_back (MenuElem (_("Write"),
+       items.push_back (MenuElem (GainMeterBase::astate_string (Write),
                                   sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::set_automation_state), (AutoState) Write, cui)));
-       items.push_back (MenuElem (_("Touch"),
+       items.push_back (MenuElem (GainMeterBase::astate_string (Touch),
                                   sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::set_automation_state), (AutoState) Touch, cui)));
+       items.push_back (MenuElem (GainMeterBase::astate_string (Latch),
+                                  sigc::bind (sigc::mem_fun(*this, &GenericPluginUI::set_automation_state), (AutoState) Latch, cui)));
 
-       anchored_menu_popup(automation_menu, &cui->automate_button, cui->automate_button.get_text(),
-                           1, ev->time);
+       anchored_menu_popup (automation_menu, &cui->automate_button,
+                            GainMeterBase::astate_string (insert->get_parameter_automation_state (cui->parameter())),
+                            1, ev->time);
 
        return true;
 }
@@ -1387,22 +1369,10 @@ GenericPluginUI::toggle_pianokeyboard ()
 }
 
 void
-GenericPluginUI::_note_on_event_handler(GtkWidget*, int note, gpointer arg)
-{
-       ((GenericPluginUI*)arg)->note_on_event_handler(note);
-}
-
-void
-GenericPluginUI::_note_off_event_handler(GtkWidget*, int note, gpointer arg)
-{
-       ((GenericPluginUI*)arg)->note_off_event_handler(note);
-}
-
-void
-GenericPluginUI::note_on_event_handler (int note)
+GenericPluginUI::note_on_event_handler (int note, int)
 {
        MidiTrack* mt = dynamic_cast<MidiTrack*> (insert->owner());
-       _pianomm->grab_focus ();
+       _piano->grab_focus ();
        uint8_t channel = _piano_channel.get_value_as_int () - 1;
        uint8_t event[3];
        event[0] = (MIDI_CMD_NOTE_ON | channel);