changes to help strp silence
[ardour.git] / gtk2_ardour / ardour_ui_ed.cc
index 2acf1b28c6598c5578a781b1d732c8edd69e66e2..5cd156550a8bc8a464e39cb724696b26276920d1 100644 (file)
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 20002-2004 Paul Davis 
+    Copyright (C) 20002-2004 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
@@ -15,7 +15,6 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id$
 */
 
 /* This file contains any ARDOUR_UI methods that require knowledge of
    is to cut down on the nasty compile times for both these classes.
 */
 
-#include <pbd/pathscanner.h>
+#include "pbd/file_utils.h"
+#include "pbd/fpu.h"
+
+#include <glibmm/miscutils.h>
 
 #include <gtkmm2ext/utils.h>
+#include <gtkmm2ext/window_title.h>
+#include <gtk/gtk.h>
 
 #include "ardour_ui.h"
 #include "public_editor.h"
 #include "audio_clock.h"
+#include "engine_dialog.h"
 #include "editor.h"
 #include "actions.h"
+#include "mixer_ui.h"
+#include "utils.h"
+
+#ifdef GTKOSX
+#include <gtkmm2ext/sync-menu.h>
+#endif
 
-#include <ardour/session.h>
-#include <ardour/control_protocol_manager.h>
+#include "ardour/session.h"
+#include "ardour/profile.h"
+#include "ardour/audioengine.h"
+#include "ardour/control_protocol_manager.h"
 
-#include <control_protocol/control_protocol.h>
+#include "control_protocol/control_protocol.h"
 
 #include "i18n.h"
 
@@ -47,21 +60,21 @@ using namespace PBD;
 using namespace Gtkmm2ext;
 using namespace Gtk;
 using namespace Glib;
-using namespace sigc;
 
 int
 ARDOUR_UI::create_editor ()
 
 {
        try {
-               editor = new Editor (*engine);
+               editor = new Editor ();
        }
 
        catch (failed_constructor& err) {
                return -1;
        }
 
-       editor->Realized.connect (mem_fun (*this, &ARDOUR_UI::editor_realized));
+       editor->Realized.connect (sigc::mem_fun (*this, &ARDOUR_UI::editor_realized));
+       editor->signal_window_state_event().connect (sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::main_window_state_event_handler), true));
 
        return 0;
 }
@@ -75,140 +88,151 @@ ARDOUR_UI::install_actions ()
        /* menus + submenus that need action items */
 
        ActionManager::register_action (main_actions, X_("Session"), _("Session"));
-       ActionManager::register_action (main_actions, X_("Export"), _("Export"));
-       ActionManager::register_action (main_actions, X_("Cleanup"), _("Cleanup"));
+       act = ActionManager::register_action (main_actions, X_("Cleanup"), _("Cleanup"));
+       ActionManager::write_sensitive_actions.push_back (act);
        ActionManager::register_action (main_actions, X_("Sync"), _("Sync"));
-       ActionManager::register_action (main_actions, X_("Options"), _("Options"));
        ActionManager::register_action (main_actions, X_("TransportOptions"), _("Options"));
        ActionManager::register_action (main_actions, X_("Help"), _("Help"));
-       ActionManager::register_action (main_actions, X_("KeyMouse Actions"), _("KeyMouse Actions"));
+       ActionManager::register_action (main_actions, X_("KeyMouseActions"), _("Misc. Shortcuts"));
        ActionManager::register_action (main_actions, X_("AudioFileFormat"), _("Audio File Format"));
-       ActionManager::register_action (main_actions, X_("AudioFileFormatHeader"), _("Header"));
-       ActionManager::register_action (main_actions, X_("AudioFileFormatData"), _("Data"));
+       ActionManager::register_action (main_actions, X_("AudioFileFormatHeader"), _("File Type"));
+       ActionManager::register_action (main_actions, X_("AudioFileFormatData"), _("Sample Format"));
        ActionManager::register_action (main_actions, X_("ControlSurfaces"), _("Control Surfaces"));
+       ActionManager::register_action (main_actions, X_("Plugins"), _("Plugins"));
        ActionManager::register_action (main_actions, X_("Metering"), _("Metering"));
-       ActionManager::register_action (main_actions, X_("MeteringFallOffRate"), _("Fall off rate"));
+       ActionManager::register_action (main_actions, X_("MeteringFallOffRate"), _("Fall Off Rate"));
        ActionManager::register_action (main_actions, X_("MeteringHoldTime"), _("Hold Time"));
+       ActionManager::register_action (main_actions, X_("Denormals"), _("Denormal Handling"));
 
        /* the real actions */
 
-       act = ActionManager::register_action (main_actions, X_("New"), _("New"),  bind (mem_fun(*this, &ARDOUR_UI::new_session), false, string ()));
+       act = ActionManager::register_action (main_actions, X_("New"), _("New..."),  hide_return (sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::get_session_parameters), false, true)));
 
-       ActionManager::register_action (main_actions, X_("Open"), _("Open"),  mem_fun(*this, &ARDOUR_UI::open_session));
-       ActionManager::register_action (main_actions, X_("Recent"), _("Recent"),  mem_fun(*this, &ARDOUR_UI::open_recent_session));
-       act = ActionManager::register_action (main_actions, X_("Close"), _("Close"),  mem_fun(*this, &ARDOUR_UI::close_session));
+       ActionManager::register_action (main_actions, X_("Open"), _("Open..."),  sigc::mem_fun(*this, &ARDOUR_UI::open_session));
+       ActionManager::register_action (main_actions, X_("Recent"), _("Recent..."),  sigc::mem_fun(*this, &ARDOUR_UI::open_recent_session));
+       act = ActionManager::register_action (main_actions, X_("Close"), _("Close"),  sigc::mem_fun(*this, &ARDOUR_UI::close_session));
        ActionManager::session_sensitive_actions.push_back (act);
 
-       act = ActionManager::register_action (main_actions, X_("AddTrackBus"), _("Add Track/Bus"),  mem_fun(*this, &ARDOUR_UI::add_route));
+       act = ActionManager::register_action (main_actions, X_("AddTrackBus"), _("Add Track/Bus..."),
+                                             sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::add_route), (Gtk::Window*) 0));
        ActionManager::session_sensitive_actions.push_back (act);
+       ActionManager::write_sensitive_actions.push_back (act);
 
-       
-       /* <CMT Additions> */
+#ifdef WITH_CMT
 
-       PathScanner scanner;
-       vector<string*>* results = scanner (getenv ("PATH"), "AniComp", false, false);
+       sys::path anicomp_file_path;
 
-       if (results) {
-               if (!results->empty()) {
-                       act = ActionManager::register_action (main_actions, X_("aniConnect"), _("Connect"),  (mem_fun (*editor, &PublicEditor::connect_to_image_compositor)));
-                       ActionManager::session_sensitive_actions.push_back (act);
-               }
-               delete results;
+       if (PBD::find_file_in_search_path (Glib::getenv("PATH"), "AniComp", anicomp_file_path)) {
+               act = ActionManager::register_action (main_actions, X_("aniConnect"), _("Connect"),  (sigc::mem_fun (*editor, &PublicEditor::connect_to_image_compositor)));
+               ActionManager::session_sensitive_actions.push_back (act);
        }
 
-       /* </CMT Additions> */
+#endif
 
-       act = ActionManager::register_action (main_actions, X_("Snapshot"), _("Snapshot"),  mem_fun(*this, &ARDOUR_UI::snapshot_session));
+       act = ActionManager::register_action (main_actions, X_("Snapshot"), _("Snapshot..."),  sigc::mem_fun(*this, &ARDOUR_UI::snapshot_session));
        ActionManager::session_sensitive_actions.push_back (act);
+       ActionManager::write_sensitive_actions.push_back (act);
 
-       act = ActionManager::register_action (main_actions, X_("SaveTemplate"), _("Save Template..."),  mem_fun(*this, &ARDOUR_UI::save_template));
+       act = ActionManager::register_action (main_actions, X_("SaveTemplate"), _("Save Template..."),  sigc::mem_fun(*this, &ARDOUR_UI::save_template));
        ActionManager::session_sensitive_actions.push_back (act);
 
-       act = ActionManager::register_action (main_actions, X_("ExportSession"), _("Export session to audiofile..."),  mem_fun (*editor, &PublicEditor::export_session));
+       act = ActionManager::register_action (main_actions, X_("Metadata"), _("Metadata"));
        ActionManager::session_sensitive_actions.push_back (act);
 
-       act = ActionManager::register_action (main_actions, X_("ExportSelection"), _("Export selection to audiofile..."),  mem_fun (*editor, &PublicEditor::export_selection));
+       act = ActionManager::register_action (main_actions, X_("EditMetadata"), _("Edit Metadata..."),  sigc::mem_fun(*this, &ARDOUR_UI::edit_metadata));
        ActionManager::session_sensitive_actions.push_back (act);
-       ActionManager::time_selection_sensitive_actions.push_back (act);
 
-       act = ActionManager::register_action (main_actions, X_("ExportRangeMarkers"), _("Export range markers to audiofile..."),  mem_fun (*editor, &PublicEditor::export_range_markers));
+       act = ActionManager::register_action (main_actions, X_("ImportMetadata"), _("Import Metadata..."),  sigc::mem_fun(*this, &ARDOUR_UI::import_metadata));
+       ActionManager::session_sensitive_actions.push_back (act);
+
+       act = ActionManager::register_action (main_actions, X_("ExportAudio"), _("Export To Audio File(s)..."),  sigc::mem_fun (*editor, &PublicEditor::export_audio));
        ActionManager::session_sensitive_actions.push_back (act);
-       ActionManager::range_sensitive_actions.push_back (act);
 
        act = ActionManager::register_action (main_actions, X_("Export"), _("Export"));
        ActionManager::session_sensitive_actions.push_back (act);
 
-       act = ActionManager::register_action (main_actions, X_("CleanupUnused"), _("Cleanup unused sources"),  mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::cleanup));
+       act = ActionManager::register_action (main_actions, X_("CleanupUnused"), _("Cleanup Unused Sources..."),  sigc::mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::cleanup));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (main_actions, X_("FlushWastebasket"), _("Flush wastebasket"),  mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::flush_trash));
+       ActionManager::write_sensitive_actions.push_back (act);
+
+       act = ActionManager::register_action (main_actions, X_("FlushWastebasket"), _("Flush Wastebasket"),  sigc::mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::flush_trash));
+       ActionManager::write_sensitive_actions.push_back (act);
        ActionManager::session_sensitive_actions.push_back (act);
-       
+
        /* JACK actions for controlling ... JACK */
 
        Glib::RefPtr<ActionGroup> jack_actions = ActionGroup::create (X_("JACK"));
        ActionManager::register_action (jack_actions, X_("JACK"), _("JACK"));
        ActionManager::register_action (jack_actions, X_("Latency"), _("Latency"));
-       
-       act = ActionManager::register_action (jack_actions, X_("JACKReconnect"), _("Reconnect"), mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::reconnect_to_jack));
+
+       act = ActionManager::register_action (jack_actions, X_("JACKReconnect"), _("Reconnect"), sigc::mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::reconnect_to_jack));
        ActionManager::jack_opposite_sensitive_actions.push_back (act);
 
-       act = ActionManager::register_action (jack_actions, X_("JACKDisconnect"), _("Disconnect"), mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::disconnect_from_jack));
+       act = ActionManager::register_action (jack_actions, X_("JACKDisconnect"), _("Disconnect"), sigc::mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::disconnect_from_jack));
        ActionManager::jack_sensitive_actions.push_back (act);
-       
+
        RadioAction::Group jack_latency_group;
-       
-       act = ActionManager::register_radio_action (jack_actions, jack_latency_group, X_("JACKLatency32"), X_("32"), bind (mem_fun(*this, &ARDOUR_UI::set_jack_buffer_size), (nframes_t) 32));
+
+       act = ActionManager::register_radio_action (jack_actions, jack_latency_group, X_("JACKLatency32"), X_("32"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::set_jack_buffer_size), (nframes_t) 32));
        ActionManager::jack_sensitive_actions.push_back (act);
-       act = ActionManager::register_radio_action (jack_actions, jack_latency_group, X_("JACKLatency64"), X_("64"), bind (mem_fun(*this, &ARDOUR_UI::set_jack_buffer_size), (nframes_t) 64));
+       act = ActionManager::register_radio_action (jack_actions, jack_latency_group, X_("JACKLatency64"), X_("64"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::set_jack_buffer_size), (nframes_t) 64));
        ActionManager::jack_sensitive_actions.push_back (act);
-       act = ActionManager::register_radio_action (jack_actions, jack_latency_group, X_("JACKLatency128"), X_("128"), bind (mem_fun(*this, &ARDOUR_UI::set_jack_buffer_size), (nframes_t) 128));
+       act = ActionManager::register_radio_action (jack_actions, jack_latency_group, X_("JACKLatency128"), X_("128"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::set_jack_buffer_size), (nframes_t) 128));
        ActionManager::jack_sensitive_actions.push_back (act);
-       act = ActionManager::register_radio_action (jack_actions, jack_latency_group, X_("JACKLatency256"), X_("256"), bind (mem_fun(*this, &ARDOUR_UI::set_jack_buffer_size), (nframes_t) 256));
+       act = ActionManager::register_radio_action (jack_actions, jack_latency_group, X_("JACKLatency256"), X_("256"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::set_jack_buffer_size), (nframes_t) 256));
        ActionManager::jack_sensitive_actions.push_back (act);
-       act = ActionManager::register_radio_action (jack_actions, jack_latency_group, X_("JACKLatency512"), X_("512"), bind (mem_fun(*this, &ARDOUR_UI::set_jack_buffer_size), (nframes_t) 512));
+       act = ActionManager::register_radio_action (jack_actions, jack_latency_group, X_("JACKLatency512"), X_("512"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::set_jack_buffer_size), (nframes_t) 512));
        ActionManager::jack_sensitive_actions.push_back (act);
-       act = ActionManager::register_radio_action (jack_actions, jack_latency_group, X_("JACKLatency1024"), X_("1024"), bind (mem_fun(*this, &ARDOUR_UI::set_jack_buffer_size), (nframes_t) 1024));
+       act = ActionManager::register_radio_action (jack_actions, jack_latency_group, X_("JACKLatency1024"), X_("1024"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::set_jack_buffer_size), (nframes_t) 1024));
        ActionManager::jack_sensitive_actions.push_back (act);
-       act = ActionManager::register_radio_action (jack_actions, jack_latency_group, X_("JACKLatency2048"), X_("2048"), bind (mem_fun(*this, &ARDOUR_UI::set_jack_buffer_size), (nframes_t) 2048));
+       act = ActionManager::register_radio_action (jack_actions, jack_latency_group, X_("JACKLatency2048"), X_("2048"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::set_jack_buffer_size), (nframes_t) 2048));
        ActionManager::jack_sensitive_actions.push_back (act);
-       act = ActionManager::register_radio_action (jack_actions, jack_latency_group, X_("JACKLatency4096"), X_("4096"), bind (mem_fun(*this, &ARDOUR_UI::set_jack_buffer_size), (nframes_t) 4096));
+       act = ActionManager::register_radio_action (jack_actions, jack_latency_group, X_("JACKLatency4096"), X_("4096"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::set_jack_buffer_size), (nframes_t) 4096));
        ActionManager::jack_sensitive_actions.push_back (act);
-       act = ActionManager::register_radio_action (jack_actions, jack_latency_group, X_("JACKLatency8192"), X_("8192"), bind (mem_fun(*this, &ARDOUR_UI::set_jack_buffer_size), (nframes_t) 8192));
+       act = ActionManager::register_radio_action (jack_actions, jack_latency_group, X_("JACKLatency8192"), X_("8192"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::set_jack_buffer_size), (nframes_t) 8192));
        ActionManager::jack_sensitive_actions.push_back (act);
-       
+
        /* these actions are intended to be shared across all windows */
-       
+
        common_actions = ActionGroup::create (X_("Common"));
-       ActionManager::register_action (main_actions, X_("Windows"), _("Windows"));
-       ActionManager::register_action (common_actions, X_("Start-Prefix"), _("start prefix"), mem_fun(*this, &ARDOUR_UI::start_keyboard_prefix));
-       ActionManager::register_action (common_actions, X_("Quit"), _("Quit"), (mem_fun(*this, &ARDOUR_UI::finish)));
+       ActionManager::register_action (main_actions, X_("WindowMenu"), _("Window"));
+       ActionManager::register_action (common_actions, X_("Quit"), _("Quit"), (hide_return (sigc::mem_fun(*this, &ARDOUR_UI::finish))));
 
         /* windows visibility actions */
 
-       ActionManager::register_toggle_action (common_actions, X_("ToggleMaximalEditor"), _("Maximise Editor Space"), mem_fun (*this, &ARDOUR_UI::toggle_editing_space));
+       ActionManager::register_toggle_action (common_actions, X_("ToggleMaximalEditor"), _("Maximise Editor Space"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_editing_space));
 
-       ActionManager::register_action (common_actions, X_("goto-editor"), _("Show Editor"),  mem_fun(*this, &ARDOUR_UI::goto_editor_window));
-       ActionManager::register_action (common_actions, X_("goto-mixer"), _("Show Mixer"),  mem_fun(*this, &ARDOUR_UI::goto_mixer_window));
-       ActionManager::register_toggle_action (common_actions, X_("ToggleSoundFileBrowser"), _("Sound File Browser"), mem_fun(*this, &ARDOUR_UI::toggle_sound_file_browser));
-       ActionManager::register_toggle_action (common_actions, X_("ToggleOptionsEditor"), _("Options Editor"), mem_fun(*this, &ARDOUR_UI::toggle_options_window));
-       act = ActionManager::register_toggle_action (common_actions, X_("ToggleInspector"), _("Track/Bus Inspector"), mem_fun(*this, &ARDOUR_UI::toggle_route_params_window));
+       ActionManager::register_action (common_actions, X_("goto-editor"), _("Show Editor"),  sigc::mem_fun(*this, &ARDOUR_UI::goto_editor_window));
+       ActionManager::register_action (common_actions, X_("goto-mixer"), _("Show Mixer"),  sigc::mem_fun(*this, &ARDOUR_UI::goto_mixer_window));
+       ActionManager::register_action (common_actions, X_("toggle-editor-mixer-on-top"), _("Toggle Editor Mixer on Top"),  sigc::mem_fun(*this, &ARDOUR_UI::toggle_editor_mixer_on_top));
+       ActionManager::register_toggle_action (common_actions, X_("ToggleRCOptionsEditor"), _("Preferences"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_rc_options_window));
+       ActionManager::register_toggle_action (common_actions, X_("ToggleSessionOptionsEditor"), _("Preferences"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_session_options_window));
+       act = ActionManager::register_toggle_action (common_actions, X_("ToggleInspector"), _("Track/Bus Inspector"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_route_params_window));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_toggle_action (common_actions, X_("ToggleConnections"), _("Connections"), mem_fun(*this, &ARDOUR_UI::toggle_connection_editor));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_toggle_action (common_actions, X_("ToggleLocations"), _("Locations"), mem_fun(*this, &ARDOUR_UI::toggle_location_window));
+       act = ActionManager::register_toggle_action (common_actions, X_("ToggleLocations"), _("Locations"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_location_window));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_toggle_action (common_actions, X_("ToggleBigClock"), _("Big Clock"), mem_fun(*this, &ARDOUR_UI::toggle_big_clock_window));
+       act = ActionManager::register_toggle_action (common_actions, X_("ToggleBigClock"), _("Big Clock"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_big_clock_window));
        ActionManager::session_sensitive_actions.push_back (act);
-       ActionManager::register_action (common_actions, X_("About"), _("About"),  mem_fun(*this, &ARDOUR_UI::show_splash));
-       act = ActionManager::register_toggle_action (common_actions, X_("ToggleColorManager"), _("Colors"), mem_fun(*this, &ARDOUR_UI::toggle_color_manager));
-       
-       act = ActionManager::register_action (common_actions, X_("AddAudioTrack"), _("Add Audio Track"), bind (mem_fun(*this, &ARDOUR_UI::session_add_audio_track), 1, 1, ARDOUR::Normal, 1));
+       ActionManager::register_action (common_actions, X_("About"), _("About"),  sigc::mem_fun(*this, &ARDOUR_UI::show_about));
+       ActionManager::register_toggle_action (common_actions, X_("ToggleThemeManager"), _("Theme Manager"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_theme_manager));
+       ActionManager::register_toggle_action (common_actions, X_("ToggleKeyEditor"), _("Key Bindings"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_key_editor));
+       ActionManager::register_toggle_action (common_actions, X_("ToggleBundleManager"), _("Bundle Manager"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_bundle_manager));
+
+#if 0
+       act = ActionManager::register_action (common_actions, X_("AddAudioTrack"), _("Add Audio Track"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::session_add_audio_track), 1, 1, ARDOUR::Normal, (ARDOUR::RouteGroup *) 0, 1));
+       ActionManager::session_sensitive_actions.push_back (act);
+       act = ActionManager::register_action (common_actions, X_("AddAudioBus"), _("Add Audio Bus"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::session_add_audio_bus), 1, 1, (ARDOUR::RouteGroup *) 0, 1));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("AddAudioBus"), _("Add Audio Bus"), bind (mem_fun(*this, &ARDOUR_UI::session_add_audio_bus), 1, 1, 1));
+       act = ActionManager::register_action (common_actions, X_("AddMIDITrack"), _("Add MIDI Track"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::session_add_midi_track), (ARDOUR::RouteGroup *) 0, 1));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("Save"), _("Save"),  bind (mem_fun(*this, &ARDOUR_UI::save_state), string("")));
+       //act = ActionManager::register_action (common_actions, X_("AddMidiBus"), _("Add Midi Bus"), sigc::mem_fun(*this, &ARDOUR_UI::session_add_midi_bus));
+       //ActionManager::session_sensitive_actions.push_back (act);
+#endif
+       act = ActionManager::register_action (common_actions, X_("Save"), _("Save"),  sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::save_state), string("")));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("RemoveLastCapture"), _("Remove Last Capture"), mem_fun(*this, &ARDOUR_UI::remove_last_capture));
+       ActionManager::write_sensitive_actions.push_back (act);
+       act = ActionManager::register_action (common_actions, X_("RemoveLastCapture"), _("Remove Last Capture"), sigc::mem_fun(*this, &ARDOUR_UI::remove_last_capture));
        ActionManager::session_sensitive_actions.push_back (act);
 
        Glib::RefPtr<ActionGroup> transport_actions = ActionGroup::create (X_("Transport"));
@@ -220,236 +244,157 @@ ARDOUR_UI::install_actions ()
        /* these two are not used by key bindings, instead use ToggleRoll for that. these two do show up in
           menus and via button proxies.
        */
-       
-       act = ActionManager::register_action (transport_actions, X_("Stop"), _("Stop"), mem_fun(*this, &ARDOUR_UI::transport_stop));
+
+       act = ActionManager::register_action (transport_actions, X_("Stop"), _("Stop"), sigc::mem_fun(*this, &ARDOUR_UI::transport_stop));
        ActionManager::session_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (transport_actions, X_("Roll"), _("Roll"), mem_fun(*this, &ARDOUR_UI::transport_roll));
+       act = ActionManager::register_action (transport_actions, X_("Roll"), _("Roll"), sigc::mem_fun(*this, &ARDOUR_UI::transport_roll));
        ActionManager::session_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
 
-       ActionManager::register_action (transport_actions, X_("ToggleRoll"), _("Start/Stop"), bind (mem_fun (*editor, &PublicEditor::toggle_playback), false));
+       act = ActionManager::register_action (transport_actions, X_("ToggleRoll"), _("Start/Stop"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::toggle_roll), false, false));
        ActionManager::session_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
-       ActionManager::register_action (transport_actions, X_("ToggleRollForgetCapture"), _("Stop + Forget Capture"), bind (mem_fun(*editor, &PublicEditor::toggle_playback), true));
+       act = ActionManager::register_action (transport_actions, X_("ToggleRollMaybe"), _("Start/Continue/Stop"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::toggle_roll), false, true));
        ActionManager::session_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (transport_actions, X_("Loop"), _("Play Loop Range"), mem_fun(*this, &ARDOUR_UI::toggle_session_auto_loop));
+       act = ActionManager::register_action (transport_actions, X_("ToggleRollForgetCapture"), _("Stop and Forget Capture"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::toggle_roll), true, false));
        ActionManager::session_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (transport_actions, X_("PlaySelection"), _("Play Selection"), mem_fun(*this, &ARDOUR_UI::transport_play_selection));
+
+       /* these two behave as follows:
+
+          - if transport speed != 1.0 or != -1.0, change speed to 1.0 or -1.0 (respectively)
+          - otherwise do nothing
+       */
+
+       act = ActionManager::register_action (transport_actions, X_("TransitionToRoll"), _("Transition To Roll"), sigc::bind (sigc::mem_fun (*editor, &PublicEditor::transition_to_rolling), true));
        ActionManager::session_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
 
-       act = ActionManager::register_action (transport_actions, X_("Record"), _("Enable Record"), mem_fun(*this, &ARDOUR_UI::transport_record));
+       act = ActionManager::register_action (transport_actions, X_("TransitionToReverse"), _("Transition To Reverse"), sigc::bind (sigc::mem_fun (*editor, &PublicEditor::transition_to_rolling), false));
        ActionManager::session_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (transport_actions, X_("Rewind"), _("Rewind"), bind (mem_fun(*this, &ARDOUR_UI::transport_rewind), 0));
+
+       act = ActionManager::register_action (transport_actions, X_("Loop"), _("Play Loop Range"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_session_auto_loop));
        ActionManager::session_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (transport_actions, X_("RewindSlow"), _("Rewind (Slow)"), bind (mem_fun(*this, &ARDOUR_UI::transport_rewind), -1));
+       act = ActionManager::register_action (transport_actions, X_("PlaySelection"), _("Play Selection"), sigc::mem_fun(*this, &ARDOUR_UI::transport_play_selection));
        ActionManager::session_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (transport_actions, X_("RewindFast"), _("Rewind (Fast)"), bind (mem_fun(*this, &ARDOUR_UI::transport_rewind), 1));
+
+       act = ActionManager::register_action (transport_actions, X_("Record"), _("Enable Record"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_record), false));
        ActionManager::session_sensitive_actions.push_back (act);
-       ActionManager::transport_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (transport_actions, X_("Forward"), _("Forward"), bind (mem_fun(*this, &ARDOUR_UI::transport_forward), 0));
+       ActionManager::write_sensitive_actions.push_back (act);
+       act = ActionManager::register_action (transport_actions, X_("record-roll"), _("Start Recording"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_record), true));
        ActionManager::session_sensitive_actions.push_back (act);
+       ActionManager::write_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (transport_actions, X_("ForwardSlow"), _("Forward (Slow)"), bind (mem_fun(*this, &ARDOUR_UI::transport_forward), -1));
+       act = ActionManager::register_action (transport_actions, X_("Rewind"), _("Rewind"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_rewind), 0));
        ActionManager::session_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (transport_actions, X_("ForwardFast"), _("Forward (Fast)"), bind (mem_fun(*this, &ARDOUR_UI::transport_forward), 1));
+       act = ActionManager::register_action (transport_actions, X_("RewindSlow"), _("Rewind (Slow)"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_rewind), -1));
        ActionManager::session_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (transport_actions, X_("GotoZero"), _("Goto Zero"), mem_fun(*this, &ARDOUR_UI::transport_goto_zero));
+       act = ActionManager::register_action (transport_actions, X_("RewindFast"), _("Rewind (Fast)"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_rewind), 1));
        ActionManager::session_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (transport_actions, X_("GotoStart"), _("Goto Start"), mem_fun(*this, &ARDOUR_UI::transport_goto_start));
+       act = ActionManager::register_action (transport_actions, X_("Forward"), _("Forward"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_forward), 0));
        ActionManager::session_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (transport_actions, X_("GotoEnd"), _("Goto End"), mem_fun(*this, &ARDOUR_UI::transport_goto_end));
+       act = ActionManager::register_action (transport_actions, X_("ForwardSlow"), _("Forward (Slow)"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_forward), -1));
        ActionManager::session_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
-
-       act = ActionManager::register_toggle_action (transport_actions, X_("TogglePunchIn"), _("Punch In"), mem_fun(*this, &ARDOUR_UI::toggle_punch_in));
+       act = ActionManager::register_action (transport_actions, X_("ForwardFast"), _("Forward (Fast)"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_forward), 1));
        ActionManager::session_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
-       act = ActionManager::register_toggle_action (transport_actions, X_("TogglePunchOut"), _("Punch Out"), mem_fun(*this, &ARDOUR_UI::toggle_punch_out));
+       act = ActionManager::register_action (transport_actions, X_("GotoZero"), _("Goto Zero"), sigc::mem_fun(*this, &ARDOUR_UI::transport_goto_zero));
        ActionManager::session_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
-       act = ActionManager::register_toggle_action (transport_actions, X_("ToggleClick"), _("Click"), mem_fun(*this, &ARDOUR_UI::toggle_click));
+       act = ActionManager::register_action (transport_actions, X_("GotoStart"), _("Goto Start"), sigc::mem_fun(*this, &ARDOUR_UI::transport_goto_start));
        ActionManager::session_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
-       act = ActionManager::register_toggle_action (transport_actions, X_("ToggleAutoInput"), _("Auto Input"), mem_fun(*this, &ARDOUR_UI::toggle_auto_input));
+       act = ActionManager::register_action (transport_actions, X_("GotoEnd"), _("Goto End"), sigc::mem_fun(*this, &ARDOUR_UI::transport_goto_end));
        ActionManager::session_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
-       act = ActionManager::register_toggle_action (transport_actions, X_("ToggleAutoPlay"), _("Auto Play"), mem_fun(*this, &ARDOUR_UI::toggle_auto_play));
-       ActionManager::session_sensitive_actions.push_back (act);
-       ActionManager::transport_sensitive_actions.push_back (act);
-       act = ActionManager::register_toggle_action (transport_actions, X_("ToggleAutoReturn"), _("Auto Return"), mem_fun(*this, &ARDOUR_UI::toggle_auto_return));
+       act = ActionManager::register_action (transport_actions, X_("GotoWallClock"), _("Goto Wall Clock"), sigc::mem_fun(*this, &ARDOUR_UI::transport_goto_wallclock));
        ActionManager::session_sensitive_actions.push_back (act);
        ActionManager::transport_sensitive_actions.push_back (act);
 
-       ActionManager::register_toggle_action (transport_actions, X_("ToggleVideoSync"), _("Sync startup to video"), mem_fun(*this, &ARDOUR_UI::toggle_video_sync));
-       act = ActionManager::register_toggle_action (transport_actions, X_("ToggleTimeMaster"), _("Time master"), mem_fun(*this, &ARDOUR_UI::toggle_time_master));
+       act = ActionManager::register_action (transport_actions, X_("focus-on-clock"), _("Focus On Clock"), sigc::mem_fun(primary_clock, &AudioClock::focus));
        ActionManager::session_sensitive_actions.push_back (act);
+       ActionManager::transport_sensitive_actions.push_back (act);
 
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack1"), _("Toggle Record Enable Track1"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable),  0U));
-       ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack2"), _("Toggle Record Enable Track2"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable),  1U));
-       ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack3"), _("Toggle Record Enable Track3"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable),  2U));
-       ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack4"), _("Toggle Record Enable Track4"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable),  3U));
-       ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack5"), _("Toggle Record Enable Track5"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable),  4U));
-       ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack6"), _("Toggle Record Enable Track6"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable),  5U));
-       ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack7"), _("Toggle Record Enable Track7"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable),  6U));
-       ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack8"), _("Toggle Record Enable Track8"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable),  7U));
-       ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack9"), _("Toggle Record Enable Track9"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable),  8U));
+       act = ActionManager::register_action (transport_actions, X_("primary-clock-bbt"), _("Bars & Beats"), sigc::bind (sigc::mem_fun(primary_clock, &AudioClock::set_mode), AudioClock::BBT));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack10"), _("Toggle Record Enable Track10"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 9U));
+       act = ActionManager::register_action (transport_actions, X_("primary-clock-minsec"), _("Minutes & Seconds"), sigc::bind (sigc::mem_fun(primary_clock, &AudioClock::set_mode), AudioClock::MinSec));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack11"), _("Toggle Record Enable Track11"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 10U));
+       act = ActionManager::register_action (transport_actions, X_("primary-clock-samples"), _("Samples"), sigc::bind (sigc::mem_fun(primary_clock, &AudioClock::set_mode), AudioClock::Frames));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack12"), _("Toggle Record Enable Track12"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 11U));
+       act = ActionManager::register_action (transport_actions, X_("primary-clock-off"), _("Off"), sigc::bind (sigc::mem_fun(primary_clock, &AudioClock::set_mode), AudioClock::Off));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack13"), _("Toggle Record Enable Track13"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 12U));
-       ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack14"), _("Toggle Record Enable Track14"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 13U));
-       ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack15"), _("Toggle Record Enable Track15"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 14U));
-       ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack16"), _("Toggle Record Enable Track16"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 15U));
-       ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack17"), _("Toggle Record Enable Track17"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 16U));
-       ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack18"), _("Toggle Record Enable Track18"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 17U));
-       ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack19"), _("Toggle Record Enable Track19"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 18U));
-       ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack20"), _("Toggle Record Enable Track20"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 19U));
-       ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack21"), _("Toggle Record Enable Track21"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 20U));
-       ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack22"), _("Toggle Record Enable Track22"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 21U));
+
+       act = ActionManager::register_action (transport_actions, X_("secondary-clock-bbt"), _("Bars & Beats"), sigc::bind (sigc::mem_fun(secondary_clock, &AudioClock::set_mode), AudioClock::BBT));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack23"), _("Toggle Record Enable Track23"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 22U));
+       act = ActionManager::register_action (transport_actions, X_("secondary-clock-minsec"), _("Minutes & Seconds"), sigc::bind (sigc::mem_fun(secondary_clock, &AudioClock::set_mode), AudioClock::MinSec));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack24"), _("Toggle Record Enable Track24"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 23U));
+       act = ActionManager::register_action (transport_actions, X_("secondary-clock-samples"), _("Samples"), sigc::bind (sigc::mem_fun(secondary_clock, &AudioClock::set_mode), AudioClock::Frames));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack25"), _("Toggle Record Enable Track25"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 24U));
+       act = ActionManager::register_action (transport_actions, X_("secondary-clock-off"), _("Off"), sigc::bind (sigc::mem_fun(secondary_clock, &AudioClock::set_mode), AudioClock::Off));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack26"), _("Toggle Record Enable Track26"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 25U));
+
+       act = ActionManager::register_toggle_action (transport_actions, X_("TogglePunchIn"), _("Punch In"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_punch_in));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack27"), _("Toggle Record Enable Track27"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 26U));
+       ActionManager::transport_sensitive_actions.push_back (act);
+       act = ActionManager::register_toggle_action (transport_actions, X_("TogglePunchOut"), _("Punch Out"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_punch_out));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack28"), _("Toggle Record Enable Track28"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 27U));
+       ActionManager::transport_sensitive_actions.push_back (act);
+       act = ActionManager::register_toggle_action (transport_actions, X_("TogglePunch"), _("Punch In/Out"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_punch));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack29"), _("Toggle Record Enable Track29"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 28U));
+       ActionManager::transport_sensitive_actions.push_back (act);
+       act = ActionManager::register_toggle_action (transport_actions, X_("ToggleClick"), _("Click"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_click));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack30"), _("Toggle Record Enable Track30"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 29U));
+       ActionManager::transport_sensitive_actions.push_back (act);
+       act = ActionManager::register_toggle_action (transport_actions, X_("ToggleAutoInput"), _("Auto Input"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_auto_input));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack31"), _("Toggle Record Enable Track31"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 30U));
+       ActionManager::transport_sensitive_actions.push_back (act);
+       act = ActionManager::register_toggle_action (transport_actions, X_("ToggleAutoPlay"), _("Auto Play"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_auto_play));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_action (common_actions, X_("ToggleRecordEnableTrack32"), _("Toggle Record Enable Track32"), bind (mem_fun(*this, &ARDOUR_UI::toggle_record_enable), 31U));
+       ActionManager::transport_sensitive_actions.push_back (act);
+       act = ActionManager::register_toggle_action (transport_actions, X_("ToggleAutoReturn"), _("Auto Return"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_auto_return));
        ActionManager::session_sensitive_actions.push_back (act);
+       ActionManager::transport_sensitive_actions.push_back (act);
 
-       Glib::RefPtr<ActionGroup> shuttle_actions = ActionGroup::create ("ShuttleActions");
-       
-       shuttle_actions->add (Action::create (X_("SetShuttleUnitsPercentage"), _("Percentage")), hide_return (bind (mem_fun (*Config, &Configuration::set_shuttle_units), Percentage)));
-       shuttle_actions->add (Action::create (X_("SetShuttleUnitsSemitones"), _("Semitones")), hide_return (bind (mem_fun (*Config, &Configuration::set_shuttle_units), Semitones)));
-
-       Glib::RefPtr<ActionGroup> option_actions = ActionGroup::create ("options");
-
-       act = ActionManager::register_toggle_action (option_actions, X_("SendMTC"), _("Send MTC"), mem_fun (*this, &ARDOUR_UI::toggle_send_mtc));
+       act = ActionManager::register_toggle_action (transport_actions, X_("ToggleVideoSync"), _("Sync Startup to Video"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_video_sync));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_toggle_action (option_actions, X_("SendMMC"), _("Send MMC"), mem_fun (*this, &ARDOUR_UI::toggle_send_mmc));
+       act = ActionManager::register_toggle_action (transport_actions, X_("ToggleTimeMaster"), _("Time Master"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_time_master));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_toggle_action (option_actions, X_("UseMMC"), _("Use MMC"), mem_fun (*this, &ARDOUR_UI::toggle_use_mmc));
+       act = ActionManager::register_toggle_action (transport_actions, X_("ToggleExternalSync"), _(""), sigc::mem_fun(*this, &ARDOUR_UI::toggle_external_sync));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_toggle_action (option_actions, X_("SendMIDIfeedback"), _("Send MIDI feedback"), mem_fun (*this, &ARDOUR_UI::toggle_send_midi_feedback));
-       ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_toggle_action (option_actions, X_("UseMIDIcontrol"), _("Use MIDI control"), mem_fun (*this, &ARDOUR_UI::toggle_use_midi_control));
-       ActionManager::session_sensitive_actions.push_back (act);
-
-       ActionManager::register_toggle_action (option_actions, X_("StopPluginsWithTransport"), _("Stop plugins with transport"), mem_fun (*this, &ARDOUR_UI::toggle_StopPluginsWithTransport));
-       ActionManager::register_toggle_action (option_actions, X_("VerifyRemoveLastCapture"), _("Verify remove last capture"), mem_fun (*this, &ARDOUR_UI::toggle_VerifyRemoveLastCapture));
-       ActionManager::register_toggle_action (option_actions, X_("StopRecordingOnXrun"), _("Stop recording on xrun"), mem_fun (*this, &ARDOUR_UI::toggle_StopRecordingOnXrun));
-       ActionManager::register_toggle_action (option_actions, X_("StopTransportAtEndOfSession"), _("Stop transport at session end"), mem_fun (*this, &ARDOUR_UI::toggle_StopTransportAtEndOfSession));
-       ActionManager::register_toggle_action (option_actions, X_("GainReduceFastTransport"), _("-12dB gain reduce ffwd/rewind"), mem_fun (*this, &ARDOUR_UI::toggle_GainReduceFastTransport));
-       ActionManager::register_toggle_action (option_actions, X_("LatchedRecordEnable"), _("Rec-enable stays engaged at stop"), mem_fun (*this, &ARDOUR_UI::toggle_LatchedRecordEnable));
-
-       act = ActionManager::register_toggle_action (option_actions, X_("DoNotRunPluginsWhileRecording"), _("Do not run plugins while recording"), mem_fun (*this, &ARDOUR_UI::toggle_DoNotRunPluginsWhileRecording));
-       ActionManager::session_sensitive_actions.push_back (act);
-
-       act = ActionManager::register_toggle_action (option_actions, X_("LatchedSolo"), _("Latched solo"), mem_fun (*this, &ARDOUR_UI::toggle_LatchedSolo));
-       ActionManager::session_sensitive_actions.push_back (act);
-
-       /* !!! REMEMBER THAT RADIO ACTIONS HAVE TO BE HANDLED WITH MORE FINESSE THAN SIMPLE TOGGLES !!! */
-
-       RadioAction::Group meter_falloff_group;
-       RadioAction::Group meter_hold_group;
-
-       ActionManager::register_radio_action (option_actions, meter_falloff_group, X_("MeterFalloffOff"), _("Off"), bind (mem_fun (*this, &ARDOUR_UI::set_meter_falloff), MeterFalloffOff));
-       ActionManager::register_radio_action (option_actions, meter_falloff_group, X_("MeterFalloffSlowest"), _("Slowest"), bind (mem_fun (*this, &ARDOUR_UI::set_meter_falloff), MeterFalloffSlowest));
-       ActionManager::register_radio_action (option_actions, meter_falloff_group, X_("MeterFalloffSlow"), _("Slow"), bind (mem_fun (*this, &ARDOUR_UI::set_meter_falloff), MeterFalloffSlow));
-       ActionManager::register_radio_action (option_actions, meter_falloff_group, X_("MeterFalloffMedium"), _("Medium"), bind (mem_fun (*this, &ARDOUR_UI::set_meter_falloff), MeterFalloffMedium));
-       ActionManager::register_radio_action (option_actions, meter_falloff_group, X_("MeterFalloffFast"), _("Fast"), bind (mem_fun (*this, &ARDOUR_UI::set_meter_falloff), MeterFalloffFast));
-       ActionManager::register_radio_action (option_actions, meter_falloff_group, X_("MeterFalloffFaster"), _("Faster"), bind (mem_fun (*this, &ARDOUR_UI::set_meter_falloff), MeterFalloffFaster));
-       ActionManager::register_radio_action (option_actions, meter_falloff_group, X_("MeterFalloffFastest"), _("Fastest"), bind (mem_fun (*this, &ARDOUR_UI::set_meter_falloff), MeterFalloffFastest));
-
-       ActionManager::register_radio_action (option_actions, meter_hold_group,  X_("MeterHoldOff"), _("Off"), bind (mem_fun (*this, &ARDOUR_UI::set_meter_hold), MeterHoldOff));
-       ActionManager::register_radio_action (option_actions, meter_hold_group,  X_("MeterHoldShort"), _("Short"), bind (mem_fun (*this, &ARDOUR_UI::set_meter_hold), MeterHoldShort));
-       ActionManager::register_radio_action (option_actions, meter_hold_group,  X_("MeterHoldMedium"), _("Medium"), bind (mem_fun (*this, &ARDOUR_UI::set_meter_hold), MeterHoldMedium));
-       ActionManager::register_radio_action (option_actions, meter_hold_group,  X_("MeterHoldLong"), _("Long"), bind (mem_fun (*this, &ARDOUR_UI::set_meter_hold), MeterHoldLong));
 
-       RadioAction::Group file_header_group;
-
-       act = ActionManager::register_radio_action (option_actions, file_header_group, X_("FileHeaderFormatBWF"), X_("Broadcast WAVE"), bind (mem_fun (*this, &ARDOUR_UI::set_native_file_header_format), ARDOUR::BWF));
-       act = ActionManager::register_radio_action (option_actions, file_header_group, X_("FileHeaderFormatWAVE"), X_("WAVE"), bind (mem_fun (*this, &ARDOUR_UI::set_native_file_header_format), ARDOUR::WAVE));
-       act = ActionManager::register_radio_action (option_actions, file_header_group, X_("FileHeaderFormatWAVE64"), X_("WAVE-64"), bind (mem_fun (*this, &ARDOUR_UI::set_native_file_header_format), ARDOUR::WAVE64));
-       // act = ActionManager::register_radio_action (option_actions, file_header_group, X_("FileHeaderFormatiXML"), X_("iXML"), bind (mem_fun (*this, &ARDOUR_UI::set_native_file_header_format), ARDOUR::iXML));
-       // act = ActionManager::register_radio_action (option_actions, file_header_group, X_("FileHeaderFormatRF64"), X_("RF64"), bind (mem_fun (*this, &ARDOUR_UI::set_native_file_header_format), ARDOUR::RF64));
-       act = ActionManager::register_radio_action (option_actions, file_header_group, X_("FileHeaderFormatCAF"), X_("CAF"), bind (mem_fun (*this, &ARDOUR_UI::set_native_file_header_format), ARDOUR::CAF));
-
-       RadioAction::Group file_data_group;
-
-       act = ActionManager::register_radio_action (option_actions, file_data_group, X_("FileDataFormatFloat"), X_("32-bit floating point"), bind (mem_fun (*this, &ARDOUR_UI::set_native_file_data_format), ARDOUR::FormatFloat));
-       act = ActionManager::register_radio_action (option_actions, file_data_group, X_("FileDataFormat24bit"), X_("24-bit signed integer"), bind (mem_fun (*this, &ARDOUR_UI::set_native_file_data_format), ARDOUR::FormatInt24));
-
-       RadioAction::Group monitoring_group;
-
-       act = ActionManager::register_radio_action (option_actions, monitoring_group, X_("UseHardwareMonitoring"), _("Hardware monitoring"), bind (mem_fun (*this, &ARDOUR_UI::set_monitor_model), HardwareMonitoring));
-       act = ActionManager::register_radio_action (option_actions, monitoring_group, X_("UseSoftwareMonitoring"), _("Software monitoring"), bind (mem_fun (*this, &ARDOUR_UI::set_monitor_model), SoftwareMonitoring));
-       act = ActionManager::register_radio_action (option_actions, monitoring_group, X_("UseExternalMonitoring"), _("External monitoring"), bind (mem_fun (*this, &ARDOUR_UI::set_monitor_model), ExternalMonitoring));
+       for (int i = 1; i <= 32; ++i) {
+               string const a = string_compose (X_("ToggleRecordEnableTrack%1"), i);
+               string const n = string_compose (_("Toggle Record Enable Track %1"), i);
+               act = ActionManager::register_action (common_actions, a.c_str(), n.c_str(), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::toggle_record_enable), i - 1));
+               ActionManager::session_sensitive_actions.push_back (act);
+       }
 
-       RadioAction::Group solo_group;
+       Glib::RefPtr<ActionGroup> shuttle_actions = ActionGroup::create ("ShuttleActions");
 
-       act = ActionManager::register_radio_action (option_actions, solo_group, X_("SoloInPlace"), _("Solo in-place"), hide_return (bind (mem_fun (*this, &ARDOUR_UI::set_solo_model), InverseMute)));
-       ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_radio_action (option_actions, solo_group, X_("SoloViaBus"), _("Solo via bus"), hide_return (bind (mem_fun (*this, &ARDOUR_UI::set_solo_model), SoloBus)));
-       ActionManager::session_sensitive_actions.push_back (act);
+       shuttle_actions->add (Action::create (X_("SetShuttleUnitsPercentage"), _("Percentage")), hide_return (sigc::bind (sigc::mem_fun (*Config, &RCConfiguration::set_shuttle_units), Percentage)));
+       shuttle_actions->add (Action::create (X_("SetShuttleUnitsSemitones"), _("Semitones")), hide_return (sigc::bind (sigc::mem_fun (*Config, &RCConfiguration::set_shuttle_units), Semitones)));
 
-       RadioAction::Group input_auto_connect_group;
+       Glib::RefPtr<ActionGroup> option_actions = ActionGroup::create ("options");
 
-       act = ActionManager::register_radio_action (option_actions, input_auto_connect_group, X_("InputAutoConnectPhysical"), _("Auto-connect inputs to physical inputs"), hide_return (bind (mem_fun (*this, &ARDOUR_UI::set_input_auto_connect), AutoConnectPhysical)));
+       act = ActionManager::register_toggle_action (option_actions, X_("SendMTC"), _("Send MTC"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_send_mtc));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_radio_action (option_actions, input_auto_connect_group, X_("InputAutoConnectManual"), _("Manually connect inputs"), hide_return (bind (mem_fun (*this, &ARDOUR_UI::set_input_auto_connect), (AutoConnectOption) 0)));
+       act = ActionManager::register_toggle_action (option_actions, X_("SendMMC"), _("Send MMC"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_send_mmc));
        ActionManager::session_sensitive_actions.push_back (act);
-
-       RadioAction::Group output_auto_connect_group;
-
-       act = ActionManager::register_radio_action (option_actions, output_auto_connect_group, X_("OutputAutoConnectPhysical"), _("Auto-connect outputs to physical outs"), hide_return (bind (mem_fun (*this, &ARDOUR_UI::set_output_auto_connect), AutoConnectPhysical)));
+       act = ActionManager::register_toggle_action (option_actions, X_("UseMMC"), _("Use MMC"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_use_mmc));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_radio_action (option_actions, output_auto_connect_group, X_("OutputAutoConnectMaster"), _("Auto-connect outputs to master bus"), hide_return (bind (mem_fun (*this, &ARDOUR_UI::set_output_auto_connect), AutoConnectMaster)));
+       act = ActionManager::register_toggle_action (option_actions, X_("SendMidiClock"), _("Send MIDI Clock"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_send_midi_clock));
        ActionManager::session_sensitive_actions.push_back (act);
-       act = ActionManager::register_radio_action (option_actions, output_auto_connect_group, X_("OutputAutoConnectManual"), _("Manually connect outputs"), hide_return (bind (mem_fun (*this, &ARDOUR_UI::set_output_auto_connect), (AutoConnectOption) 0)));
+       act = ActionManager::register_toggle_action (option_actions, X_("SendMIDIfeedback"), _("Send MIDI Feedback"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_send_midi_feedback));
        ActionManager::session_sensitive_actions.push_back (act);
 
        ActionManager::add_action_group (shuttle_actions);
@@ -461,123 +406,62 @@ ARDOUR_UI::install_actions ()
 }
 
 void
-ARDOUR_UI::toggle_control_protocol (ControlProtocolInfo* cpi)
+ARDOUR_UI::set_jack_buffer_size (nframes_t nframes)
 {
-       if (!session) {
-               /* this happens when we build the menu bar when control protocol support
-                  has been used in the past for some given protocol - the item needs
-                  to be made active, but there is no session yet.
-               */
-               return;
-       }
-
-       if (cpi->protocol == 0) {
-               ControlProtocolManager::instance().instantiate (*cpi);
-       } else {
-               ControlProtocolManager::instance().teardown (*cpi);
-       }
-}
-
-void
-ARDOUR_UI::toggle_control_protocol_feedback (ControlProtocolInfo* cpi, const char* group, const char* action)
-{
-       if (!session) {
-               /* this happens when we build the menu bar when control protocol support
-                  has been used in the past for some given protocol - the item needs
-                  to be made active, but there is no session yet.
-               */
-               return;
-       }
-
-       if (cpi->protocol) {
-               Glib::RefPtr<Gtk::Action> act = ActionManager::get_action (group, action);
-
-               if (act) {
-                       Glib::RefPtr<ToggleAction> tact = Glib::RefPtr<ToggleAction>::cast_dynamic (act);
-                       bool x = tact->get_active();
-
-                       if (tact && x != cpi->protocol->get_feedback()) {
-                               cpi->protocol->set_feedback (!x);
-                       }
-               }
+       Glib::RefPtr<Action> action;
+       const char* action_name = 0;
+
+       switch (nframes) {
+       case 32:
+               action_name = X_("JACKLatency32");
+               break;
+       case 64:
+               action_name = X_("JACKLatency64");
+               break;
+       case 128:
+               action_name = X_("JACKLatency128");
+               break;
+       case 256:
+               action_name = X_("JACKLatency256");
+               break;
+       case 512:
+               action_name = X_("JACKLatency512");
+               break;
+       case 1024:
+               action_name = X_("JACKLatency1024");
+               break;
+       case 2048:
+               action_name = X_("JACKLatency2048");
+               break;
+       case 4096:
+               action_name = X_("JACKLatency4096");
+               break;
+       case 8192:
+               action_name = X_("JACKLatency8192");
+               break;
+       default:
+               /* XXX can we do anything useful ? */
+               break;
        }
-}
-
-void
-ARDOUR_UI::build_control_surface_menu ()
-{
-       list<ControlProtocolInfo*>::iterator i;
-       bool with_feedback;
-
-       /* !!! this has to match the top level entry from ardour.menus */
 
-       string ui = "<menubar name='Main' action='MainMenu'>\n<menu name='Options' action='Options'>\n<menu action='ControlSurfaces'><separator/>\n";
+       if (action_name) {
 
-       for (i = ControlProtocolManager::instance().control_protocol_info.begin(); i != ControlProtocolManager::instance().control_protocol_info.end(); ++i) {
+               action = ActionManager::get_action (X_("JACK"), action_name);
 
-               if (!(*i)->mandatory) {
+               if (action) {
+                       Glib::RefPtr<RadioAction> ract = Glib::RefPtr<RadioAction>::cast_dynamic (action);
 
-                       string action_name = "Toggle";
-                       action_name += legalize_for_path ((*i)->name);
-                       action_name += "Surface";
-                       
-                       string action_label = (*i)->name;
-                       
-                       Glib::RefPtr<Action> act = ActionManager::register_toggle_action (editor->editor_actions, action_name.c_str(), action_label.c_str(),
-                                                                                         (bind (mem_fun (*this, &ARDOUR_UI::toggle_control_protocol), *i)));
-                       
-                       Glib::RefPtr<ToggleAction> tact = Glib::RefPtr<ToggleAction>::cast_dynamic (act);
-
-                       with_feedback = false;
-                       
-                       if ((*i)->protocol || (*i)->requested) {
-                               tact->set_active ();
-                       }
-                       
-                       ui += "<menuitem action='";
-                       ui += action_name;
-                       ui += "'/>\n";
-
-                       if ((*i)->supports_feedback) {
-
-                               string submenu_name = action_name;
-                               
-                               submenu_name += "SubMenu";
-
-                               ActionManager::register_action (editor->editor_actions, submenu_name.c_str(), _("Controls"));
-
-                               action_name += "Feedback";
-
-                               Glib::RefPtr<Action> act = ActionManager::register_toggle_action (editor->editor_actions, action_name.c_str(), _("Feedback"),
-                                                                                                 (bind (mem_fun (*this, &ARDOUR_UI::toggle_control_protocol_feedback), 
-                                                                                                        *i, 
-                                                                                                        "Editor",
-                                                                                                        action_name.c_str())));
-                               
-                               ui += "<menu action='";
-                               ui += submenu_name;
-                               ui += "'>\n<menuitem action='";
-                               ui += action_name;
-                               ui += "'/>\n</menu>\n";
-                               
-                               if ((*i)->protocol) {
-                                       Glib::RefPtr<ToggleAction> tact = Glib::RefPtr<ToggleAction>::cast_dynamic (act);
-                                       tact->set_active ((*i)->protocol->get_feedback ());
-                               }
+                       if (ract && ract->get_active()) {
+                               engine->request_buffer_size (nframes);
+                               update_sample_rate (0);
                        }
                }
        }
-
-       ui += "</menu>\n</menu>\n</menubar>\n";
-
-       ActionManager::ui_manager->add_ui_from_string (ui);
 }
 
 void
 ARDOUR_UI::build_menu_bar ()
 {
-       build_control_surface_menu ();
-
        menu_bar = dynamic_cast<MenuBar*> (ActionManager::get_widget (X_("/Main")));
        menu_bar->set_name ("MainMenuBar");
 
@@ -586,8 +470,11 @@ ARDOUR_UI::build_menu_bar ()
         * until the Menu GObject class is registered, which happens
         * when the first menu instance is created.
         */
-       Gtk::Settings::get_default()->property_gtk_can_change_accels() = true;  
-       
+       // XXX bug in gtkmm causes this to popup an error message
+       // Gtk::Settings::get_default()->property_gtk_can_change_accels() = true;
+       // so use this instead ...
+       gtk_settings_set_long_property (gtk_settings_get_default(), "gtk-can-change-accels", 1, "Ardour:designers");
+
        wall_clock_box.add (wall_clock_label);
        wall_clock_box.set_name ("WallClock");
        wall_clock_label.set_name ("WallClock");
@@ -608,34 +495,183 @@ ARDOUR_UI::build_menu_bar ()
        sample_rate_box.set_name ("SampleRate");
        sample_rate_label.set_name ("SampleRate");
 
-       menu_hbox.pack_start (*menu_bar, true, true);
-       menu_hbox.pack_end (wall_clock_box, false, false, 10);
-       menu_hbox.pack_end (disk_space_box, false, false, 10);
-       menu_hbox.pack_end (cpu_load_box, false, false, 10);
-       menu_hbox.pack_end (buffer_load_box, false, false, 10);
-       menu_hbox.pack_end (sample_rate_box, false, false, 10);
+#ifndef TOP_MENUBAR
+       menu_hbox.pack_start (*menu_bar, true, true);
+#else
+       use_menubar_as_top_menubar ();
+#endif
+
+       if (!Profile->get_small_screen()) {
+#ifndef GTKOSX
+               // OSX provides its own wallclock, thank you very much
+               menu_hbox.pack_end (wall_clock_box, false, false, 2);
+#endif
+               menu_hbox.pack_end (disk_space_box, false, false, 4);
+       }
+
+       menu_hbox.pack_end (cpu_load_box, false, false, 4);
+       menu_hbox.pack_end (buffer_load_box, false, false, 4);
+       menu_hbox.pack_end (sample_rate_box, false, false, 4);
 
        menu_bar_base.set_name ("MainMenuBar");
        menu_bar_base.add (menu_hbox);
 }
 
+void
+ARDOUR_UI::use_menubar_as_top_menubar ()
+{
+#ifdef GTKOSX
+       ige_mac_menu_set_menu_bar ((GtkMenuShell*) menu_bar->gobj());
+       // ige_mac_menu_set_quit_menu_item (some_item->gobj());
+#endif
+}
+
 void
 ARDOUR_UI::setup_clock ()
 {
-       ARDOUR_UI::Clock.connect (bind (mem_fun (big_clock, &AudioClock::set), false));
-       
+       ARDOUR_UI::Clock.connect (sigc::bind (sigc::mem_fun (big_clock, &AudioClock::set), false));
+
        big_clock_window = new Window (WINDOW_TOPLEVEL);
-       
+
+       big_clock_window->set_keep_above (true);
        big_clock_window->set_border_width (0);
        big_clock_window->add  (big_clock);
-       big_clock_window->set_title (_("ardour: clock"));
-       big_clock_window->set_type_hint (Gdk::WINDOW_TYPE_HINT_MENU);
-       big_clock_window->signal_realize().connect (bind (sigc::ptr_fun (set_decoration), big_clock_window,  (Gdk::DECOR_BORDER|Gdk::DECOR_RESIZEH)));
-       big_clock_window->signal_unmap().connect (bind (sigc::ptr_fun(&ActionManager::uncheck_toggleaction), X_("<Actions>/Common/ToggleBigClock")));
 
-       if (editor) {
-               editor->ensure_float (*big_clock_window);
-       }
+       big_clock_window->set_title (_("Big Clock"));
+       big_clock_window->set_type_hint (Gdk::WINDOW_TYPE_HINT_UTILITY);
+       big_clock_window->signal_realize().connect (sigc::mem_fun (*this, &ARDOUR_UI::big_clock_realized));
+       big_clock_window->signal_unmap().connect (sigc::bind (sigc::ptr_fun(&ActionManager::uncheck_toggleaction), X_("<Actions>/Common/ToggleBigClock")));
+       big_clock_window->signal_key_press_event().connect (sigc::bind (sigc::ptr_fun (relay_key_press), big_clock_window), false);
+       big_clock_window->signal_size_allocate().connect (sigc::mem_fun (*this, &ARDOUR_UI::big_clock_size_allocate));
 
        manage_window (*big_clock_window);
 }
+
+void
+ARDOUR_UI::big_clock_realized ()
+{
+       set_decoration (big_clock_window, (Gdk::DECOR_BORDER|Gdk::DECOR_RESIZEH));
+       int x, y, w, d;
+       big_clock_window->get_window()->get_geometry (x, y, w, big_clock_height, d);
+}
+
+void
+ARDOUR_UI::float_big_clock (Gtk::Window* parent)
+{
+       if (big_clock_window) {
+               if (parent) {
+                       big_clock_window->set_transient_for (*parent);
+               } else {
+                       gtk_window_set_transient_for (big_clock_window->gobj(), (GtkWindow*) 0);
+               }
+       }
+}
+
+void
+ARDOUR_UI::big_clock_size_allocate (Gtk::Allocation& allocation)
+{
+       if (!big_clock_resize_in_progress) {
+               Glib::signal_idle().connect (sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::idle_big_clock_text_resizer), 0, 0));
+               big_clock_resize_in_progress = true;
+       }
+
+       big_clock_window->set_size_request (allocation.get_width() - 2, allocation.get_height() - 1);
+}
+
+bool
+ARDOUR_UI::idle_big_clock_text_resizer (int win_w, int win_h)
+{
+       extern void get_pixel_size (Glib::RefPtr<Pango::Layout> layout, int& width, int& height);
+       Glib::RefPtr<Gdk::Window> win = big_clock_window->get_window();
+       assert (win);
+
+       big_clock_resize_in_progress = false;
+
+       Pango::FontDescription fd (big_clock.get_style()->get_font());
+       string family = fd.get_family();
+       int size = fd.get_size ();
+       int original_size;
+       bool absolute = fd.get_size_is_absolute ();
+       int stepsize;
+
+       if (!absolute) {
+               size /= PANGO_SCALE;
+       }
+
+       original_size = size;
+
+       int x, y, winw, winh, d;
+       int w, h;
+       int slop;
+       int limit;
+
+       win->get_geometry (x, y, winw, winh, d);
+
+       Glib::RefPtr<Pango::Layout> layout = big_clock.create_pango_layout ("0");
+       get_pixel_size (layout, w, h);
+
+       /* we want about 10% of the font height as padding, and we'll allow 10% of slop
+          in the accuracy of the fit.
+       */
+
+       slop = 10;
+       limit = winh - (h/4);
+
+       if (h < limit && limit - h < slop) {
+               /* current font is smaller than the window height but not by too much */
+               return false;
+       }
+
+       stepsize = 16;
+       if (h > limit) {
+               /* font is too big, lets get smaller */
+               size -= stepsize;
+       } else {
+               /* font is too big, lets get bigger */
+               size += stepsize;
+       }
+
+       while (1) {
+               
+               char buf[family.length()+16];
+               snprintf (buf, family.length()+16, "%s %d", family.c_str(), size);
+               Pango::FontDescription fd (buf);
+               layout->set_font_description (fd);
+               get_pixel_size (layout, w, h);
+
+               if (abs (h - limit) < slop) {
+                       if (size != original_size) {
+                               
+                               /* use the size from the last loop */
+                               
+                               Glib::RefPtr<Gtk::RcStyle> rcstyle = big_clock.get_modifier_style ();
+                               rcstyle->set_font (fd);
+                               big_clock.modify_style (rcstyle);
+                       }
+                       break;
+               }
+               
+               if (h > limit) {
+                       
+                       /* too big, stepsize should be smaller */
+
+                       if (size < 2) {
+                               break;
+                       }
+                       size -= stepsize;
+
+               } else if (h < limit) {
+
+                       /* too small (but not small enough): step size should be bigger */
+                       
+                       if (size > 720) {
+                               break;
+                       }
+                       size += stepsize;
+               }
+
+               stepsize /= 2;
+       }
+
+       return false;
+}