gtk2_ardour/ardour_ui_ed.cc

   1 /*
   2     Copyright (C) 20002-2004 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #ifdef WAF_BUILD
  21 #include "gtk2ardour-config.h"
  22 #endif
  23
  24 /* This file contains any ARDOUR_UI methods that require knowledge of
  25    the editor, and exists so that no compilation dependency exists
  26    between the main ARDOUR_UI modules and the PublicEditor class. This
  27    is to cut down on the nasty compile times for both these classes.
  28 */
  29
  30 #include <cmath>
  31
  32 #include <glibmm/miscutils.h>
  33 #include <gtk/gtk.h>
  34
  35 #include "gtkmm2ext/utils.h"
  36 #include "gtkmm2ext/window_title.h"
  37 #include "gtkmm2ext/tearoff.h"
  38
  39 #include "pbd/file_utils.h"
  40 #include "pbd/fpu.h"
  41 #include "pbd/convert.h"
  42
  43 #include "ardour_ui.h"
  44 #include "public_editor.h"
  45 #include "audio_clock.h"
  46 #include "keyboard.h"
  47 #include "monitor_section.h"
  48 #include "engine_dialog.h"
  49 #include "editor.h"
  50 #include "actions.h"
  51 #include "mixer_ui.h"
  52 #include "startup.h"
  53 #include "utils.h"
  54 #include "window_proxy.h"
  55 #include "global_port_matrix.h"
  56
  57 #include <gtkmm2ext/application.h>
  58
  59 #include "ardour/session.h"
  60 #include "ardour/profile.h"
  61 #include "ardour/audioengine.h"
  62 #include "ardour/control_protocol_manager.h"
  63
  64 #include "control_protocol/control_protocol.h"
  65
  66 #include "i18n.h"
  67
  68 using namespace std;
  69 using namespace ARDOUR;
  70 using namespace PBD;
  71 using namespace Gtkmm2ext;
  72 using namespace Gtk;
  73 using namespace Glib;
  74
  75 int
  76 ARDOUR_UI::create_editor ()
  77 {
  78         try {
  79                 editor = new Editor ();
  80         }
  81
  82         catch (failed_constructor& err) {
  83                 return -1;
  84         }
  85
  86         editor->Realized.connect (sigc::mem_fun (*this, &ARDOUR_UI::editor_realized));
  87         editor->signal_window_state_event().connect (sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::main_window_state_event_handler), true));
  88
  89         return 0;
  90 }
  91
  92 void
  93 ARDOUR_UI::install_actions ()
  94 {
  95         Glib::RefPtr<ActionGroup> main_actions = ActionGroup::create (X_("Main"));
  96         Glib::RefPtr<Action> act;
  97
  98         /* menus + submenus that need action items */
  99
 100         ActionManager::register_action (main_actions, X_("Session"), _("Session"));
 101         act = ActionManager::register_action (main_actions, X_("Cleanup"), _("Cleanup"));
 102         ActionManager::write_sensitive_actions.push_back (act);
 103         ActionManager::register_action (main_actions, X_("Sync"), _("Sync"));
 104         ActionManager::register_action (main_actions, X_("TransportOptions"), _("Options"));
 105         ActionManager::register_action (main_actions, X_("Help"), _("Help"));
 106         ActionManager::register_action (main_actions, X_("KeyMouseActions"), _("Misc. Shortcuts"));
 107         ActionManager::register_action (main_actions, X_("AudioFileFormat"), _("Audio File Format"));
 108         ActionManager::register_action (main_actions, X_("AudioFileFormatHeader"), _("File Type"));
 109         ActionManager::register_action (main_actions, X_("AudioFileFormatData"), _("Sample Format"));
 110         ActionManager::register_action (main_actions, X_("ControlSurfaces"), _("Control Surfaces"));
 111         ActionManager::register_action (main_actions, X_("Plugins"), _("Plugins"));
 112         ActionManager::register_action (main_actions, X_("Metering"), _("Metering"));
 113         ActionManager::register_action (main_actions, X_("MeteringFallOffRate"), _("Fall Off Rate"));
 114         ActionManager::register_action (main_actions, X_("MeteringHoldTime"), _("Hold Time"));
 115         ActionManager::register_action (main_actions, X_("Denormals"), _("Denormal Handling"));
 116
 117         /* the real actions */
 118
 119         act = ActionManager::register_action (main_actions, X_("New"), _("New..."),  hide_return (sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::get_session_parameters), false, true, "")));
 120
 121         ActionManager::register_action (main_actions, X_("Open"), _("Open..."),  sigc::mem_fun(*this, &ARDOUR_UI::open_session));
 122         ActionManager::register_action (main_actions, X_("Recent"), _("Recent..."),  sigc::mem_fun(*this, &ARDOUR_UI::open_recent_session));
 123         act = ActionManager::register_action (main_actions, X_("Close"), _("Close"),  sigc::mem_fun(*this, &ARDOUR_UI::close_session));
 124         ActionManager::session_sensitive_actions.push_back (act);
 125
 126         act = ActionManager::register_action (main_actions, X_("AddTrackBus"), _("Add Track or Bus..."),
 127                                               sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::add_route), (Gtk::Window*) 0));
 128         ActionManager::session_sensitive_actions.push_back (act);
 129         ActionManager::write_sensitive_actions.push_back (act);
 130
 131 #ifdef WITH_CMT
 132
 133         sys::path anicomp_file_path;
 134
 135         if (PBD::find_file_in_search_path (Glib::getenv("PATH"), "AniComp", anicomp_file_path)) {
 136                 act = ActionManager::register_action (main_actions, X_("aniConnect"), _("Connect"),  (sigc::mem_fun (*editor, &PublicEditor::connect_to_image_compositor)));
 137                 ActionManager::session_sensitive_actions.push_back (act);
 138         }
 139
 140 #endif
 141
 142         act = ActionManager::register_action (main_actions, X_("Snapshot"), _("Snapshot..."), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::snapshot_session), false));
 143         ActionManager::session_sensitive_actions.push_back (act);
 144         ActionManager::write_sensitive_actions.push_back (act);
 145
 146         act = ActionManager::register_action (main_actions, X_("SaveAs"), _("Save As..."), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::snapshot_session), true));
 147         ActionManager::session_sensitive_actions.push_back (act);
 148         ActionManager::write_sensitive_actions.push_back (act);
 149
 150         act = ActionManager::register_action (main_actions, X_("SaveTemplate"), _("Save Template..."),  sigc::mem_fun(*this, &ARDOUR_UI::save_template));
 151         ActionManager::session_sensitive_actions.push_back (act);
 152
 153         act = ActionManager::register_action (main_actions, X_("Metadata"), _("Metadata"));
 154         ActionManager::session_sensitive_actions.push_back (act);
 155
 156         act = ActionManager::register_action (main_actions, X_("EditMetadata"), _("Edit Metadata..."),  sigc::mem_fun(*this, &ARDOUR_UI::edit_metadata));
 157         ActionManager::session_sensitive_actions.push_back (act);
 158
 159         act = ActionManager::register_action (main_actions, X_("ImportMetadata"), _("Import Metadata..."),  sigc::mem_fun(*this, &ARDOUR_UI::import_metadata));
 160         ActionManager::session_sensitive_actions.push_back (act);
 161
 162         act = ActionManager::register_action (main_actions, X_("ExportAudio"), _("Export To Audio File(s)..."),  sigc::mem_fun (*editor, &PublicEditor::export_audio));
 163         ActionManager::session_sensitive_actions.push_back (act);
 164
 165         act = ActionManager::register_action (main_actions, X_("Export"), _("Export"));
 166         ActionManager::session_sensitive_actions.push_back (act);
 167
 168         act = ActionManager::register_action (main_actions, X_("CleanupUnused"), _("Cleanup Unused Sources..."),  sigc::mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::cleanup));
 169         ActionManager::session_sensitive_actions.push_back (act);
 170         ActionManager::write_sensitive_actions.push_back (act);
 171
 172         act = ActionManager::register_action (main_actions, X_("FlushWastebasket"), _("Flush Wastebasket"),  sigc::mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::flush_trash));
 173         ActionManager::write_sensitive_actions.push_back (act);
 174         ActionManager::session_sensitive_actions.push_back (act);
 175
 176         /* JACK actions for controlling ... JACK */
 177
 178         Glib::RefPtr<ActionGroup> jack_actions = ActionGroup::create (X_("JACK"));
 179         ActionManager::register_action (jack_actions, X_("JACK"), _("JACK"));
 180         ActionManager::register_action (jack_actions, X_("Latency"), _("Latency"));
 181
 182         act = ActionManager::register_action (jack_actions, X_("JACKReconnect"), _("Reconnect"), sigc::mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::reconnect_to_jack));
 183         ActionManager::jack_opposite_sensitive_actions.push_back (act);
 184
 185         act = ActionManager::register_action (jack_actions, X_("JACKDisconnect"), _("Disconnect"), sigc::mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::disconnect_from_jack));
 186         ActionManager::jack_sensitive_actions.push_back (act);
 187
 188         RadioAction::Group jack_latency_group;
 189
 190         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), (pframes_t) 32));
 191         ActionManager::jack_sensitive_actions.push_back (act);
 192         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), (pframes_t) 64));
 193         ActionManager::jack_sensitive_actions.push_back (act);
 194         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), (pframes_t) 128));
 195         ActionManager::jack_sensitive_actions.push_back (act);
 196         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), (pframes_t) 256));
 197         ActionManager::jack_sensitive_actions.push_back (act);
 198         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), (pframes_t) 512));
 199         ActionManager::jack_sensitive_actions.push_back (act);
 200         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), (pframes_t) 1024));
 201         ActionManager::jack_sensitive_actions.push_back (act);
 202         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), (pframes_t) 2048));
 203         ActionManager::jack_sensitive_actions.push_back (act);
 204         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), (pframes_t) 4096));
 205         ActionManager::jack_sensitive_actions.push_back (act);
 206         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), (pframes_t) 8192));
 207         ActionManager::jack_sensitive_actions.push_back (act);
 208
 209         /* these actions are intended to be shared across all windows */
 210
 211         common_actions = ActionGroup::create (X_("Common"));
 212         ActionManager::register_action (main_actions, X_("WindowMenu"), _("Window"));
 213         ActionManager::register_action (common_actions, X_("Quit"), _("Quit"), (hide_return (sigc::mem_fun(*this, &ARDOUR_UI::finish))));
 214
 215         /* windows visibility actions */
 216
 217         ActionManager::register_toggle_action (common_actions, X_("ToggleMaximalEditor"), _("Maximise Editor Space"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_editing_space));
 218         act = ActionManager::register_toggle_action (common_actions, X_("KeepTearoffs"), _("Toolbars when Maximised"), mem_fun (*this, &ARDOUR_UI::toggle_keep_tearoffs));
 219         ActionManager::session_sensitive_actions.push_back (act);
 220
 221         ActionManager::register_toggle_action (common_actions, X_("toggle-mixer"), _("Mixer"),  sigc::mem_fun(*this, &ARDOUR_UI::toggle_mixer_window));
 222         ActionManager::register_toggle_action (common_actions, X_("toggle-mixer-on-top"), _("Mixer on Top"),  sigc::mem_fun(*this, &ARDOUR_UI::toggle_mixer_on_top));
 223         ActionManager::register_toggle_action (common_actions, X_("ToggleRCOptionsEditor"), _("Preferences"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_rc_options_window));
 224         ActionManager::register_toggle_action (common_actions, X_("ToggleSessionOptionsEditor"), _("Properties"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_session_options_window));
 225         act = ActionManager::register_toggle_action (common_actions, X_("ToggleInspector"), _("Tracks and Busses"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_route_params_window));
 226         ActionManager::session_sensitive_actions.push_back (act);
 227         ActionManager::session_sensitive_actions.push_back (act);
 228         act = ActionManager::register_toggle_action (common_actions, X_("ToggleLocations"), _("Locations"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_location_window));
 229         ActionManager::session_sensitive_actions.push_back (act);
 230         act = ActionManager::register_toggle_action (common_actions, X_("ToggleBigClock"), _("Big Clock"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_big_clock_window));
 231         ActionManager::session_sensitive_actions.push_back (act);
 232         act = ActionManager::register_toggle_action (common_actions, X_("toggle-audio-connection-manager"), _("Audio Connection Manager"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::toggle_global_port_matrix), ARDOUR::DataType::AUDIO));
 233         ActionManager::session_sensitive_actions.push_back (act);
 234         act = ActionManager::register_toggle_action (common_actions, X_("toggle-midi-connection-manager"), _("MIDI Connection Manager"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::toggle_global_port_matrix), ARDOUR::DataType::MIDI));
 235         ActionManager::session_sensitive_actions.push_back (act);
 236         act = ActionManager::register_action (common_actions, X_("NewMIDITracer"), _("MIDI Tracer"), sigc::mem_fun(*this, &ARDOUR_UI::new_midi_tracer_window));
 237         ActionManager::session_sensitive_actions.push_back (act);
 238         ActionManager::register_action (common_actions, X_("About"), _("About"),  sigc::mem_fun(*this, &ARDOUR_UI::show_about));
 239         ActionManager::register_action (common_actions, X_("Chat"), _("Chat"),  sigc::mem_fun(*this, &ARDOUR_UI::launch_chat));
 240         ActionManager::register_action (common_actions, X_("Manual"), _("Manual"),  mem_fun(*this, &ARDOUR_UI::launch_manual));
 241         ActionManager::register_action (common_actions, X_("Reference"), _("Reference"),  mem_fun(*this, &ARDOUR_UI::launch_reference));
 242         ActionManager::register_toggle_action (common_actions, X_("ToggleThemeManager"), _("Theme Manager"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_theme_manager));
 243         ActionManager::register_toggle_action (common_actions, X_("ToggleKeyEditor"), _("Key Bindings"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_key_editor));
 244         ActionManager::register_toggle_action (common_actions, X_("ToggleBundleManager"), _("Bundle Manager"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_bundle_manager));
 245
 246 #if 0
 247         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));
 248         ActionManager::session_sensitive_actions.push_back (act);
 249         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));
 250         ActionManager::session_sensitive_actions.push_back (act);
 251         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));
 252         ActionManager::session_sensitive_actions.push_back (act);
 253         //act = ActionManager::register_action (common_actions, X_("AddMidiBus"), _("Add Midi Bus"), sigc::mem_fun(*this, &ARDOUR_UI::session_add_midi_bus));
 254         //ActionManager::session_sensitive_actions.push_back (act);
 255 #endif
 256         act = ActionManager::register_action (common_actions, X_("Save"), _("Save"),  sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::save_state), string(""), false));
 257         ActionManager::session_sensitive_actions.push_back (act);
 258         ActionManager::write_sensitive_actions.push_back (act);
 259         act = ActionManager::register_action (common_actions, X_("RemoveLastCapture"), _("Remove Last Capture"), sigc::mem_fun(*this, &ARDOUR_UI::remove_last_capture));
 260         ActionManager::session_sensitive_actions.push_back (act);
 261
 262         Glib::RefPtr<ActionGroup> transport_actions = ActionGroup::create (X_("Transport"));
 263
 264         /* do-nothing action for the "transport" menu bar item */
 265
 266         ActionManager::register_action (transport_actions, X_("Transport"), _("Transport"));
 267
 268         /* these two are not used by key bindings, instead use ToggleRoll for that. these two do show up in
 269            menus and via button proxies.
 270         */
 271
 272         act = ActionManager::register_action (transport_actions, X_("Stop"), _("Stop"), sigc::mem_fun(*this, &ARDOUR_UI::transport_stop));
 273         ActionManager::session_sensitive_actions.push_back (act);
 274         ActionManager::transport_sensitive_actions.push_back (act);
 275         act = ActionManager::register_action (transport_actions, X_("Roll"), _("Roll"), sigc::mem_fun(*this, &ARDOUR_UI::transport_roll));
 276         ActionManager::session_sensitive_actions.push_back (act);
 277         ActionManager::transport_sensitive_actions.push_back (act);
 278
 279         act = ActionManager::register_action (transport_actions, X_("ToggleRoll"), _("Start/Stop"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::toggle_roll), false, false));
 280         ActionManager::session_sensitive_actions.push_back (act);
 281         ActionManager::transport_sensitive_actions.push_back (act);
 282         act = ActionManager::register_action (transport_actions, X_("ToggleRollMaybe"), _("Start/Continue/Stop"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::toggle_roll), false, true));
 283         ActionManager::session_sensitive_actions.push_back (act);
 284         ActionManager::transport_sensitive_actions.push_back (act);
 285         act = ActionManager::register_action (transport_actions, X_("ToggleRollForgetCapture"), _("Stop and Forget Capture"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::toggle_roll), true, false));
 286         ActionManager::session_sensitive_actions.push_back (act);
 287         ActionManager::transport_sensitive_actions.push_back (act);
 288
 289         /* these two behave as follows:
 290
 291            - if transport speed != 1.0 or != -1.0, change speed to 1.0 or -1.0 (respectively)
 292            - otherwise do nothing
 293         */
 294
 295         act = ActionManager::register_action (transport_actions, X_("TransitionToRoll"), _("Transition To Roll"), sigc::bind (sigc::mem_fun (*editor, &PublicEditor::transition_to_rolling), true));
 296         ActionManager::session_sensitive_actions.push_back (act);
 297         ActionManager::transport_sensitive_actions.push_back (act);
 298
 299         act = ActionManager::register_action (transport_actions, X_("TransitionToReverse"), _("Transition To Reverse"), sigc::bind (sigc::mem_fun (*editor, &PublicEditor::transition_to_rolling), false));
 300         ActionManager::session_sensitive_actions.push_back (act);
 301         ActionManager::transport_sensitive_actions.push_back (act);
 302
 303         act = ActionManager::register_action (transport_actions, X_("Loop"), _("Play Loop Range"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_session_auto_loop));
 304         ActionManager::session_sensitive_actions.push_back (act);
 305         ActionManager::transport_sensitive_actions.push_back (act);
 306         act = ActionManager::register_action (transport_actions, X_("PlaySelection"), _("Play Selection"), sigc::mem_fun(*this, &ARDOUR_UI::transport_play_selection));
 307         ActionManager::session_sensitive_actions.push_back (act);
 308         ActionManager::transport_sensitive_actions.push_back (act);
 309
 310         act = ActionManager::register_action (transport_actions, X_("Record"), _("Enable Record"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_record), false));
 311         ActionManager::session_sensitive_actions.push_back (act);
 312         ActionManager::write_sensitive_actions.push_back (act);
 313         act = ActionManager::register_action (transport_actions, X_("record-roll"), _("Start Recording"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_record), true));
 314         ActionManager::session_sensitive_actions.push_back (act);
 315         ActionManager::write_sensitive_actions.push_back (act);
 316         ActionManager::transport_sensitive_actions.push_back (act);
 317         act = ActionManager::register_action (transport_actions, X_("Rewind"), _("Rewind"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_rewind), 0));
 318         ActionManager::session_sensitive_actions.push_back (act);
 319         ActionManager::transport_sensitive_actions.push_back (act);
 320         act = ActionManager::register_action (transport_actions, X_("RewindSlow"), _("Rewind (Slow)"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_rewind), -1));
 321         ActionManager::session_sensitive_actions.push_back (act);
 322         ActionManager::transport_sensitive_actions.push_back (act);
 323         act = ActionManager::register_action (transport_actions, X_("RewindFast"), _("Rewind (Fast)"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_rewind), 1));
 324         ActionManager::session_sensitive_actions.push_back (act);
 325         ActionManager::transport_sensitive_actions.push_back (act);
 326         act = ActionManager::register_action (transport_actions, X_("Forward"), _("Forward"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_forward), 0));
 327         ActionManager::session_sensitive_actions.push_back (act);
 328         ActionManager::transport_sensitive_actions.push_back (act);
 329         act = ActionManager::register_action (transport_actions, X_("ForwardSlow"), _("Forward (Slow)"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_forward), -1));
 330         ActionManager::session_sensitive_actions.push_back (act);
 331         ActionManager::transport_sensitive_actions.push_back (act);
 332         act = ActionManager::register_action (transport_actions, X_("ForwardFast"), _("Forward (Fast)"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_forward), 1));
 333         ActionManager::session_sensitive_actions.push_back (act);
 334         ActionManager::transport_sensitive_actions.push_back (act);
 335         act = ActionManager::register_action (transport_actions, X_("GotoZero"), _("Goto Zero"), sigc::mem_fun(*this, &ARDOUR_UI::transport_goto_zero));
 336         ActionManager::session_sensitive_actions.push_back (act);
 337         ActionManager::transport_sensitive_actions.push_back (act);
 338         act = ActionManager::register_action (transport_actions, X_("GotoStart"), _("Goto Start"), sigc::mem_fun(*this, &ARDOUR_UI::transport_goto_start));
 339         ActionManager::session_sensitive_actions.push_back (act);
 340         ActionManager::transport_sensitive_actions.push_back (act);
 341         act = ActionManager::register_action (transport_actions, X_("GotoEnd"), _("Goto End"), sigc::mem_fun(*this, &ARDOUR_UI::transport_goto_end));
 342         ActionManager::session_sensitive_actions.push_back (act);
 343         ActionManager::transport_sensitive_actions.push_back (act);
 344         act = ActionManager::register_action (transport_actions, X_("GotoWallClock"), _("Goto Wall Clock"), sigc::mem_fun(*this, &ARDOUR_UI::transport_goto_wallclock));
 345         ActionManager::session_sensitive_actions.push_back (act);
 346         ActionManager::transport_sensitive_actions.push_back (act);
 347
 348         act = ActionManager::register_action (transport_actions, X_("focus-on-clock"), _("Focus On Clock"), sigc::mem_fun(primary_clock, &AudioClock::focus));
 349         ActionManager::session_sensitive_actions.push_back (act);
 350         ActionManager::transport_sensitive_actions.push_back (act);
 351
 352         act = ActionManager::register_action (transport_actions, X_("primary-clock-bbt"), _("Bars & Beats"), sigc::bind (sigc::mem_fun(primary_clock, &AudioClock::set_mode), AudioClock::BBT));
 353         ActionManager::session_sensitive_actions.push_back (act);
 354         act = ActionManager::register_action (transport_actions, X_("primary-clock-minsec"), _("Minutes & Seconds"), sigc::bind (sigc::mem_fun(primary_clock, &AudioClock::set_mode), AudioClock::MinSec));
 355         ActionManager::session_sensitive_actions.push_back (act);
 356         act = ActionManager::register_action (transport_actions, X_("primary-clock-samples"), _("Samples"), sigc::bind (sigc::mem_fun(primary_clock, &AudioClock::set_mode), AudioClock::Frames));
 357         ActionManager::session_sensitive_actions.push_back (act);
 358         act = ActionManager::register_action (transport_actions, X_("primary-clock-off"), _("Off"), sigc::bind (sigc::mem_fun(primary_clock, &AudioClock::set_mode), AudioClock::Off));
 359         ActionManager::session_sensitive_actions.push_back (act);
 360
 361         act = ActionManager::register_action (transport_actions, X_("secondary-clock-bbt"), _("Bars & Beats"), sigc::bind (sigc::mem_fun(secondary_clock, &AudioClock::set_mode), AudioClock::BBT));
 362         ActionManager::session_sensitive_actions.push_back (act);
 363         act = ActionManager::register_action (transport_actions, X_("secondary-clock-minsec"), _("Minutes & Seconds"), sigc::bind (sigc::mem_fun(secondary_clock, &AudioClock::set_mode), AudioClock::MinSec));
 364         ActionManager::session_sensitive_actions.push_back (act);
 365         act = ActionManager::register_action (transport_actions, X_("secondary-clock-samples"), _("Samples"), sigc::bind (sigc::mem_fun(secondary_clock, &AudioClock::set_mode), AudioClock::Frames));
 366         ActionManager::session_sensitive_actions.push_back (act);
 367         act = ActionManager::register_action (transport_actions, X_("secondary-clock-off"), _("Off"), sigc::bind (sigc::mem_fun(secondary_clock, &AudioClock::set_mode), AudioClock::Off));
 368         ActionManager::session_sensitive_actions.push_back (act);
 369
 370         act = ActionManager::register_toggle_action (transport_actions, X_("TogglePunchIn"), _("Punch In"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_punch_in));
 371         ActionManager::session_sensitive_actions.push_back (act);
 372         ActionManager::transport_sensitive_actions.push_back (act);
 373         act = ActionManager::register_toggle_action (transport_actions, X_("TogglePunchOut"), _("Punch Out"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_punch_out));
 374         ActionManager::session_sensitive_actions.push_back (act);
 375         ActionManager::transport_sensitive_actions.push_back (act);
 376         act = ActionManager::register_toggle_action (transport_actions, X_("TogglePunch"), _("Punch In/Out"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_punch));
 377         ActionManager::session_sensitive_actions.push_back (act);
 378         ActionManager::transport_sensitive_actions.push_back (act);
 379         act = ActionManager::register_toggle_action (transport_actions, X_("ToggleClick"), _("Click"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_click));
 380         ActionManager::session_sensitive_actions.push_back (act);
 381         ActionManager::transport_sensitive_actions.push_back (act);
 382         act = ActionManager::register_toggle_action (transport_actions, X_("ToggleAutoInput"), _("Auto Input"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_auto_input));
 383         ActionManager::session_sensitive_actions.push_back (act);
 384         ActionManager::transport_sensitive_actions.push_back (act);
 385         act = ActionManager::register_toggle_action (transport_actions, X_("ToggleAutoPlay"), _("Auto Play"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_auto_play));
 386         ActionManager::session_sensitive_actions.push_back (act);
 387         ActionManager::transport_sensitive_actions.push_back (act);
 388         act = ActionManager::register_toggle_action (transport_actions, X_("ToggleAutoReturn"), _("Auto Return"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_auto_return));
 389         ActionManager::session_sensitive_actions.push_back (act);
 390         ActionManager::transport_sensitive_actions.push_back (act);
 391
 392         act = ActionManager::register_toggle_action (transport_actions, X_("ToggleVideoSync"), _("Sync Startup to Video"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_video_sync));
 393         ActionManager::session_sensitive_actions.push_back (act);
 394         act = ActionManager::register_toggle_action (transport_actions, X_("ToggleTimeMaster"), _("Time Master"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_time_master));
 395         ActionManager::session_sensitive_actions.push_back (act);
 396         act = ActionManager::register_toggle_action (transport_actions, X_("ToggleExternalSync"), _(""), sigc::mem_fun(*this, &ARDOUR_UI::toggle_external_sync));
 397         ActionManager::session_sensitive_actions.push_back (act);
 398
 399         for (int i = 1; i <= 32; ++i) {
 400                 string const a = string_compose (X_("ToggleRecordEnableTrack%1"), i);
 401                 string const n = string_compose (_("Toggle Record Enable Track %1"), i);
 402                 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));
 403                 ActionManager::session_sensitive_actions.push_back (act);
 404         }
 405
 406         Glib::RefPtr<ActionGroup> shuttle_actions = ActionGroup::create ("ShuttleActions");
 407
 408         shuttle_actions->add (Action::create (X_("SetShuttleUnitsPercentage"), _("Percentage")), hide_return (sigc::bind (sigc::mem_fun (*Config, &RCConfiguration::set_shuttle_units), Percentage)));
 409         shuttle_actions->add (Action::create (X_("SetShuttleUnitsSemitones"), _("Semitones")), hide_return (sigc::bind (sigc::mem_fun (*Config, &RCConfiguration::set_shuttle_units), Semitones)));
 410
 411         Glib::RefPtr<ActionGroup> option_actions = ActionGroup::create ("options");
 412
 413         act = ActionManager::register_toggle_action (option_actions, X_("SendMTC"), _("Send MTC"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_send_mtc));
 414         ActionManager::session_sensitive_actions.push_back (act);
 415         act = ActionManager::register_toggle_action (option_actions, X_("SendMMC"), _("Send MMC"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_send_mmc));
 416         ActionManager::session_sensitive_actions.push_back (act);
 417         act = ActionManager::register_toggle_action (option_actions, X_("UseMMC"), _("Use MMC"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_use_mmc));
 418         ActionManager::session_sensitive_actions.push_back (act);
 419         act = ActionManager::register_toggle_action (option_actions, X_("SendMidiClock"), _("Send MIDI Clock"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_send_midi_clock));
 420         ActionManager::session_sensitive_actions.push_back (act);
 421         act = ActionManager::register_toggle_action (option_actions, X_("SendMIDIfeedback"), _("Send MIDI Feedback"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_send_midi_feedback));
 422         ActionManager::session_sensitive_actions.push_back (act);
 423
 424
 425         if (getenv ("ARDOUR_BUNDLED")) {
 426                 act = ActionManager::register_toggle_action (main_actions, X_("EnableTranslation"), _("Enable Translations"), mem_fun (*this, &ARDOUR_UI::toggle_translations));
 427                 if (act) {
 428                         RefPtr<ToggleAction> ract = RefPtr<ToggleAction>::cast_dynamic (act);
 429                         if (ract) {
 430                                 ract->set_active (!ARDOUR::translations_are_disabled());
 431                         }
 432                 }
 433         }
 434
 435         ActionManager::add_action_group (shuttle_actions);
 436         ActionManager::add_action_group (option_actions);
 437         ActionManager::add_action_group (jack_actions);
 438         ActionManager::add_action_group (transport_actions);
 439         ActionManager::add_action_group (main_actions);
 440         ActionManager::add_action_group (common_actions);
 441 }
 442
 443 void
 444 ARDOUR_UI::set_jack_buffer_size (pframes_t nframes)
 445 {
 446         Glib::RefPtr<Action> action;
 447         const char* action_name = 0;
 448
 449         switch (nframes) {
 450         case 32:
 451                 action_name = X_("JACKLatency32");
 452                 break;
 453         case 64:
 454                 action_name = X_("JACKLatency64");
 455                 break;
 456         case 128:
 457                 action_name = X_("JACKLatency128");
 458                 break;
 459         case 256:
 460                 action_name = X_("JACKLatency256");
 461                 break;
 462         case 512:
 463                 action_name = X_("JACKLatency512");
 464                 break;
 465         case 1024:
 466                 action_name = X_("JACKLatency1024");
 467                 break;
 468         case 2048:
 469                 action_name = X_("JACKLatency2048");
 470                 break;
 471         case 4096:
 472                 action_name = X_("JACKLatency4096");
 473                 break;
 474         case 8192:
 475                 action_name = X_("JACKLatency8192");
 476                 break;
 477         default:
 478                 /* XXX can we do anything useful ? */
 479                 break;
 480         }
 481
 482         if (action_name) {
 483
 484                 action = ActionManager::get_action (X_("JACK"), action_name);
 485
 486                 if (action) {
 487                         Glib::RefPtr<RadioAction> ract = Glib::RefPtr<RadioAction>::cast_dynamic (action);
 488
 489                         if (ract && ract->get_active()) {
 490                                 engine->request_buffer_size (nframes);
 491                                 update_sample_rate (0);
 492                         }
 493                 }
 494         }
 495 }
 496
 497 void
 498 ARDOUR_UI::build_menu_bar ()
 499 {
 500         menu_bar = dynamic_cast<MenuBar*> (ActionManager::get_widget (X_("/Main")));
 501         menu_bar->set_name ("MainMenuBar");
 502
 503         /*
 504          * This is needed because this property does not get installed
 505          * until the Menu GObject class is registered, which happens
 506          * when the first menu instance is created.
 507          */
 508         // XXX bug in gtkmm causes this to popup an error message
 509         // Gtk::Settings::get_default()->property_gtk_can_change_accels() = true;
 510         // so use this instead ...
 511         gtk_settings_set_long_property (gtk_settings_get_default(), "gtk-can-change-accels", 1, "Ardour:designers");
 512
 513         /* Set up some size requests here to stop the menu-bar clock jumping around in full-screen mode */
 514
 515         set_size_request_to_display_given_text (wall_clock_label, _("99:99"), 2, 0);
 516         wall_clock_box.add (wall_clock_label);
 517         wall_clock_box.set_name ("WallClock");
 518         wall_clock_label.set_name ("WallClock");
 519
 520         set_size_request_to_display_given_text (disk_space_label, _("9999h:999999m:99999999s"), 2, 0);
 521         disk_space_box.add (disk_space_label);
 522         disk_space_box.set_name ("WallClock");
 523         disk_space_label.set_name ("WallClock");
 524
 525         set_size_request_to_display_given_text (cpu_load_label, _("DSP: 100%"), 2, 0);
 526         cpu_load_box.add (cpu_load_label);
 527         cpu_load_box.set_name ("CPULoad");
 528         cpu_load_label.set_name ("CPULoad");
 529
 530         set_size_request_to_display_given_text (buffer_load_label, _("Buffers p:100% c:100%"), 2, 0);
 531         buffer_load_box.add (buffer_load_label);
 532         buffer_load_box.set_name ("BufferLoad");
 533         buffer_load_label.set_name ("BufferLoad");
 534
 535         set_size_request_to_display_given_text (sample_rate_label, X_("384 kHz / 1000 ms"), 2, 0);
 536         sample_rate_box.add (sample_rate_label);
 537         sample_rate_box.set_name ("SampleRate");
 538         sample_rate_label.set_name ("SampleRate");
 539
 540 #ifndef TOP_MENUBAR
 541         menu_hbox.pack_start (*menu_bar, false, false);
 542 #else
 543         use_menubar_as_top_menubar ();
 544 #endif
 545
 546         _menu_bar_clock.ValueChanged.connect (sigc::mem_fun(*this, &ARDOUR_UI::menu_bar_clock_value_changed));
 547         menu_hbox.pack_start (_menu_bar_clock, true, false);
 548
 549         if (!Profile->get_small_screen()) {
 550 #ifndef GTKOSX
 551                 // OSX provides its own wallclock, thank you very much
 552                 menu_hbox.pack_end (wall_clock_box, false, false, 2);
 553 #endif
 554                 menu_hbox.pack_end (disk_space_box, false, false, 4);
 555         }
 556
 557         menu_hbox.pack_end (cpu_load_box, false, false, 4);
 558         menu_hbox.pack_end (buffer_load_box, false, false, 4);
 559         menu_hbox.pack_end (sample_rate_box, false, false, 4);
 560
 561         menu_bar_base.set_name ("MainMenuBar");
 562         menu_bar_base.add (menu_hbox);
 563 }
 564
 565 void
 566 ARDOUR_UI::use_menubar_as_top_menubar ()
 567 {
 568         Gtk::Widget* widget;
 569         Application* app = Application::instance ();
 570
 571         /* Quit will be taken of separately */
 572
 573         if ((widget = ActionManager::get_widget ("/ui/Main/Session/Quit"))) {
 574                 widget->hide ();
 575         }
 576
 577         GtkApplicationMenuGroup* group = app->add_app_menu_group ();
 578
 579         if ((widget = ActionManager::get_widget ("/ui/Main/Help/About"))) {
 580                 app->add_app_menu_item (group, dynamic_cast<MenuItem*>(widget));
 581         }
 582
 583         if ((widget = ActionManager::get_widget ("/ui/Main/WindowMenu/ToggleOptionsEditor"))) {
 584                 app->add_app_menu_item (group, dynamic_cast<MenuItem*>(widget));
 585         }
 586
 587         app->set_menu_bar (*menu_bar);
 588 }
 589
 590 void
 591 ARDOUR_UI::setup_clock ()
 592 {
 593         ARDOUR_UI::Clock.connect (sigc::bind (sigc::mem_fun (big_clock, &AudioClock::set), false));
 594
 595         big_clock_window->set (new Window (WINDOW_TOPLEVEL), false);
 596
 597         big_clock_window->get()->set_keep_above (true);
 598         big_clock_window->get()->set_border_width (0);
 599         big_clock_window->get()->add (big_clock);
 600
 601         big_clock_window->get()->set_title (_("Big Clock"));
 602         big_clock_window->get()->set_type_hint (Gdk::WINDOW_TYPE_HINT_UTILITY);
 603         big_clock_window->get()->signal_realize().connect (sigc::mem_fun (*this, &ARDOUR_UI::big_clock_realized));
 604         big_clock_window->get()->signal_unmap().connect (sigc::bind (sigc::ptr_fun(&ActionManager::uncheck_toggleaction), X_("<Actions>/Common/ToggleBigClock")));
 605         big_clock_window->get()->signal_key_press_event().connect (sigc::bind (sigc::ptr_fun (relay_key_press), big_clock_window->get()), false);
 606         big_clock_window->get()->signal_size_allocate().connect (sigc::mem_fun (*this, &ARDOUR_UI::big_clock_size_allocate));
 607
 608         manage_window (*big_clock_window->get());
 609 }
 610
 611 void
 612 ARDOUR_UI::big_clock_realized ()
 613 {
 614         int x, y, w, d;
 615
 616         set_decoration (big_clock_window->get(), (Gdk::DECOR_BORDER|Gdk::DECOR_RESIZEH));
 617         big_clock_window->get()->get_window()->get_geometry (x, y, w, big_clock_height, d);
 618
 619         original_big_clock_height = big_clock_height;
 620         original_big_clock_width = w;
 621
 622         Pango::FontDescription fd (big_clock.get_style()->get_font());
 623         original_big_clock_font_size = fd.get_size ();
 624
 625         if (!fd.get_size_is_absolute ()) {
 626                 original_big_clock_font_size /= PANGO_SCALE;
 627         }
 628
 629         big_clock_window->setup ();
 630 }
 631
 632 void
 633 ARDOUR_UI::float_big_clock (Gtk::Window* parent)
 634 {
 635         if (big_clock_window->get()) {
 636                 if (parent) {
 637                         big_clock_window->get()->set_transient_for (*parent);
 638                 } else {
 639                         gtk_window_set_transient_for (big_clock_window->get()->gobj(), (GtkWindow*) 0);
 640                 }
 641         }
 642 }
 643
 644 void
 645 ARDOUR_UI::big_clock_size_allocate (Gtk::Allocation&)
 646 {
 647         if (!big_clock_resize_in_progress) {
 648                 Glib::signal_idle().connect (sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::idle_big_clock_text_resizer), 0, 0));
 649                 big_clock_resize_in_progress = true;
 650         }
 651 }
 652
 653 bool
 654 ARDOUR_UI::idle_big_clock_text_resizer (int, int)
 655 {
 656         big_clock_resize_in_progress = false;
 657
 658         Glib::RefPtr<Gdk::Window> win = big_clock_window->get()->get_window();
 659         Pango::FontDescription fd (big_clock.get_style()->get_font());
 660         int current_size = fd.get_size ();
 661         int x, y, w, h, d;
 662
 663         if (!fd.get_size_is_absolute ()) {
 664                 current_size /= PANGO_SCALE;
 665         }
 666
 667         win->get_geometry (x, y, w, h, d);
 668
 669         double scale  = min (((double) w / (double) original_big_clock_width),
 670                              ((double) h / (double) original_big_clock_height));
 671
 672         int size = (int) lrintf (original_big_clock_font_size * scale);
 673
 674         if (size != current_size) {
 675
 676                 string family = fd.get_family();
 677                 char buf[family.length()+16];
 678                 snprintf (buf, family.length()+16, "%s %d", family.c_str(), size);
 679
 680                 try {
 681                         Pango::FontDescription fd (buf);
 682                         Glib::RefPtr<Gtk::RcStyle> rcstyle = big_clock.get_modifier_style ();
 683                         rcstyle->set_font (fd);
 684                         big_clock.modify_style (rcstyle);
 685                 }
 686
 687                 catch (...) {
 688                         /* oh well, do nothing */
 689                 }
 690         }
 691
 692         return false;
 693 }
 694
 695 void
 696 ARDOUR_UI::save_ardour_state ()
 697 {
 698         if (!keyboard || !mixer || !editor) {
 699                 return;
 700         }
 701
 702         /* XXX this is all a bit dubious. add_extra_xml() uses
 703            a different lifetime model from add_instant_xml().
 704         */
 705
 706         XMLNode* node = new XMLNode (keyboard->get_state());
 707         Config->add_extra_xml (*node);
 708         Config->add_extra_xml (get_transport_controllable_state());
 709
 710         XMLNode* window_node = new XMLNode (X_("UI"));
 711
 712         for (list<WindowProxyBase*>::iterator i = _window_proxies.begin(); i != _window_proxies.end(); ++i) {
 713                 if ((*i)->rc_configured()) {
 714                         window_node->add_child_nocopy (*((*i)->get_state ()));
 715                 }
 716         }
 717
 718         /* tearoffs */
 719
 720         XMLNode* tearoff_node = new XMLNode (X_("Tearoffs"));
 721
 722         if (transport_tearoff) {
 723                 XMLNode* t = new XMLNode (X_("transport"));
 724                 transport_tearoff->add_state (*t);
 725                 tearoff_node->add_child_nocopy (*t);
 726         }
 727
 728         if (mixer && mixer->monitor_section()) {
 729                 XMLNode* t = new XMLNode (X_("monitor-section"));
 730                 mixer->monitor_section()->tearoff().add_state (*t);
 731                 tearoff_node->add_child_nocopy (*t);
 732         }
 733
 734         if (editor && editor->mouse_mode_tearoff()) {
 735                 XMLNode* t = new XMLNode (X_("mouse-mode"));
 736                 editor->mouse_mode_tearoff ()->add_state (*t);
 737                 tearoff_node->add_child_nocopy (*t);
 738         }
 739
 740         window_node->add_child_nocopy (*tearoff_node);
 741
 742         Config->add_extra_xml (*window_node);
 743
 744         if (_startup && _startup->engine_control() && _startup->engine_control()->was_used()) {
 745                 Config->add_extra_xml (_startup->engine_control()->get_state());
 746         }
 747         Config->save_state();
 748         ui_config->save_state ();
 749
 750         XMLNode enode(static_cast<Stateful*>(editor)->get_state());
 751         XMLNode mnode(mixer->get_state());
 752
 753         if (_session) {
 754                 _session->add_instant_xml (enode);
 755                 _session->add_instant_xml (mnode);
 756         } else {
 757                 Config->add_instant_xml (enode);
 758                 Config->add_instant_xml (mnode);
 759         }
 760
 761         Keyboard::save_keybindings ();
 762 }
 763
 764 void
 765 ARDOUR_UI::toggle_global_port_matrix (ARDOUR::DataType t)
 766 {
 767         std::string const action = string_compose ("toggle-%1-connection-manager", t.to_string ());
 768
 769         if (_global_port_matrix[t]->get() == 0) {
 770                 _global_port_matrix[t]->set (new GlobalPortMatrixWindow (_session, t));
 771                 _global_port_matrix[t]->get()->signal_unmap().connect(sigc::bind (sigc::ptr_fun (&ActionManager::uncheck_toggleaction), string_compose (X_("<Actions>/Common/%1"), action)));
 772         }
 773
 774         RefPtr<Action> act = ActionManager::get_action (X_("Common"), action.c_str());
 775         if (act) {
 776                 RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic (act);
 777
 778                 if (tact->get_active()) {
 779                         _global_port_matrix[t]->get()->present ();
 780                 } else {
 781                         _global_port_matrix[t]->get()->hide ();
 782                 }
 783         }
 784 }
 785
 786 void
 787 ARDOUR_UI::show_menu_bar_clock ()
 788 {
 789         _menu_bar_clock.show ();
 790         _menu_bar_clock.set (_session->audible_frame (), true);
 791         _menu_bar_clock_connection = ARDOUR_UI::Clock.connect (sigc::bind (sigc::mem_fun (_menu_bar_clock, &AudioClock::set), 'p'));
 792 }
 793
 794 void
 795 ARDOUR_UI::hide_menu_bar_clock ()
 796 {
 797         _menu_bar_clock.hide ();
 798         _menu_bar_clock_connection.disconnect ();
 799 }
 800
 801 void
 802 ARDOUR_UI::menu_bar_clock_value_changed ()
 803 {
 804         if (_session) {
 805                 _session->request_locate (_menu_bar_clock.current_time ());
 806         }
 807 }