use Tabbable::change_visibility to make tab/window control buttons do the right thing
[ardour.git] / 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 <gtkmm/accelmap.h>
34 #include <gtk/gtk.h>
35
36 #include "gtkmm2ext/cairo_packer.h"
37 #include "gtkmm2ext/tearoff.h"
38 #include "gtkmm2ext/utils.h"
39 #include "gtkmm2ext/window_title.h"
40
41 #include "pbd/file_utils.h"
42 #include "pbd/fpu.h"
43 #include "pbd/convert.h"
44
45 #include "ardour_ui.h"
46 #include "public_editor.h"
47 #include "audio_clock.h"
48 #include "keyboard.h"
49 #include "monitor_section.h"
50 #include "engine_dialog.h"
51 #include "editor.h"
52 #include "actions.h"
53 #include "meterbridge.h"
54 #include "mixer_ui.h"
55 #include "startup.h"
56 #include "window_manager.h"
57 #include "global_port_matrix.h"
58 #include "location_ui.h"
59 #include "main_clock.h"
60 #include "rc_option_editor.h"
61
62 #include <gtkmm2ext/application.h>
63
64 #include "ardour/session.h"
65 #include "ardour/profile.h"
66 #include "ardour/audioengine.h"
67
68 #include "control_protocol/control_protocol.h"
69
70 #include "i18n.h"
71
72 using namespace std;
73 using namespace ARDOUR;
74 using namespace PBD;
75 using namespace Gtkmm2ext;
76 using namespace Gtk;
77 using namespace Glib;
78
79 int
80 ARDOUR_UI::create_editor ()
81 {
82         try {
83                 editor = new Editor ();
84                 editor->StateChange.connect (sigc::mem_fun (*this, &ARDOUR_UI::tabbable_state_change));
85         }
86
87         catch (failed_constructor& err) {
88                 return -1;
89         }
90
91         editor->signal_event().connect (sigc::bind (sigc::ptr_fun (&Keyboard::catch_user_event_for_pre_dialog_focus), editor));
92
93         return 0;
94 }
95
96 void
97 ARDOUR_UI::install_actions ()
98 {
99         Glib::RefPtr<ActionGroup> main_actions = global_actions.create_action_group (X_("Main"));
100         Glib::RefPtr<ActionGroup> main_menu_actions = global_actions.create_action_group (X_("Main_menu"));
101         Glib::RefPtr<Action> act;
102
103         /* menus + submenus that need action items */
104
105         global_actions.register_action (main_menu_actions, X_("Session"), _("Session"));
106         act = global_actions.register_action (main_menu_actions, X_("Cleanup"), _("Clean-up"));
107         ActionManager::write_sensitive_actions.push_back (act);
108         global_actions.register_action (main_menu_actions, X_("Sync"), _("Sync"));
109         global_actions.register_action (main_menu_actions, X_("TransportOptions"), _("Options"));
110         global_actions.register_action (main_menu_actions, X_("WindowMenu"), _("Window"));
111         global_actions.register_action (main_menu_actions, X_("MixerMenu"), _("Mixer"));
112         global_actions.register_action (main_menu_actions, X_("EditorMenu"), _("Editor"));
113         global_actions.register_action (main_menu_actions, X_("PrefsMenu"), _("Preferences"));
114         global_actions.register_action (main_menu_actions, X_("DetachMenu"), _("Detach"));
115         global_actions.register_action (main_menu_actions, X_("Help"), _("Help"));
116         global_actions.register_action (main_menu_actions, X_("KeyMouseActions"), _("Misc. Shortcuts"));
117         global_actions.register_action (main_menu_actions, X_("AudioFileFormat"), _("Audio File Format"));
118         global_actions.register_action (main_menu_actions, X_("AudioFileFormatHeader"), _("File Type"));
119         global_actions.register_action (main_menu_actions, X_("AudioFileFormatData"), _("Sample Format"));
120         global_actions.register_action (main_menu_actions, X_("ControlSurfaces"), _("Control Surfaces"));
121         global_actions.register_action (main_menu_actions, X_("Plugins"), _("Plugins"));
122         global_actions.register_action (main_menu_actions, X_("Metering"), _("Metering"));
123         global_actions.register_action (main_menu_actions, X_("MeteringFallOffRate"), _("Fall Off Rate"));
124         global_actions.register_action (main_menu_actions, X_("MeteringHoldTime"), _("Hold Time"));
125         global_actions.register_action (main_menu_actions, X_("Denormals"), _("Denormal Handling"));
126
127         /* the real actions */
128
129         act = global_actions.register_action (main_actions, X_("New"), _("New..."),  hide_return (sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::get_session_parameters), false, true, "")));
130
131         global_actions.register_action (main_actions, X_("Open"), _("Open..."),  sigc::mem_fun(*this, &ARDOUR_UI::open_session));
132         global_actions.register_action (main_actions, X_("Recent"), _("Recent..."),  sigc::mem_fun(*this, &ARDOUR_UI::open_recent_session));
133         act = global_actions.register_action (main_actions, X_("Close"), _("Close"),  sigc::mem_fun(*this, &ARDOUR_UI::close_session));
134         ActionManager::session_sensitive_actions.push_back (act);
135
136         act = global_actions.register_action (main_actions, X_("AddTrackBus"), _("Add Track or Bus..."),
137                                               sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::add_route), (Gtk::Window*) 0));
138         ActionManager::session_sensitive_actions.push_back (act);
139         ActionManager::write_sensitive_actions.push_back (act);
140
141         act = Actions.register_action (main_actions, X_("duplicate-routes"), _("Duplicate Tracks/Busses..."),
142                                               sigc::mem_fun(*this, &ARDOUR_UI::start_duplicate_routes));
143         ActionManager::session_sensitive_actions.push_back (act);
144         ActionManager::write_sensitive_actions.push_back (act);
145         ActionManager::track_selection_sensitive_actions.push_back (act);
146
147         act = Actions.register_action (main_actions, X_("cancel-solo"), _("Cancel Solo"), sigc::mem_fun(*this, &ARDOUR_UI::cancel_solo));
148         ActionManager::session_sensitive_actions.push_back (act);
149         ActionManager::write_sensitive_actions.push_back (act);
150
151         act = global_actions.register_action (main_actions, X_("OpenVideo"), _("Open Video"),
152                                               sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::add_video), (Gtk::Window*) 0));
153         ActionManager::session_sensitive_actions.push_back (act);
154         act = global_actions.register_action (main_actions, X_("CloseVideo"), _("Remove Video"),
155                                               sigc::mem_fun (*this, &ARDOUR_UI::remove_video));
156         act->set_sensitive (false);
157         act = global_actions.register_action (main_actions, X_("ExportVideo"), _("Export to Video File"),
158                                               hide_return (sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::export_video), false)));
159         ActionManager::session_sensitive_actions.push_back (act);
160
161         act = global_actions.register_action (main_actions, X_("SnapshotStay"), _("Snapshot (& keep working on current version) ..."), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::snapshot_session), false));
162         ActionManager::session_sensitive_actions.push_back (act);
163         ActionManager::write_sensitive_actions.push_back (act);
164
165         act = global_actions.register_action (main_actions, X_("SnapshotSwitch"), _("Snapshot (& switch to new version) ..."), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::snapshot_session), true));
166         ActionManager::session_sensitive_actions.push_back (act);
167         ActionManager::write_sensitive_actions.push_back (act);
168
169         act = global_actions::register_action (main_actions, X_("QuickSnapshotStay"), _("Quick Snapshot(& keep working on current version) ..."), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::quick_snapshot_session), false));
170         ActionManager::session_sensitive_actions.push_back (act);
171         ActionManager::write_sensitive_actions.push_back (act);
172
173         act = global_actions::register_action (main_actions, X_("QuickSnapshotSwitch"), _("Quick Snapshot (& switch to new version) ..."), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::quick_snapshot_session), true));
174         ActionManager::session_sensitive_actions.push_back (act);
175         ActionManager::write_sensitive_actions.push_back (act);
176
177         act = global_actions.register_action (main_actions, X_("SaveAs"), _("Save As..."), sigc::mem_fun(*this, &ARDOUR_UI::save_session_as));
178         ActionManager::session_sensitive_actions.push_back (act);
179         ActionManager::write_sensitive_actions.push_back (act);
180
181         act = global_actions.register_action (main_actions, X_("Rename"), _("Rename..."), sigc::mem_fun(*this, &ARDOUR_UI::rename_session));
182         ActionManager::session_sensitive_actions.push_back (act);
183         ActionManager::write_sensitive_actions.push_back (act);
184
185         act = global_actions.register_action (main_actions, X_("SaveTemplate"), _("Save Template..."),  sigc::mem_fun(*this, &ARDOUR_UI::save_template));
186         ActionManager::session_sensitive_actions.push_back (act);
187
188         act = global_actions.register_action (main_actions, X_("Metadata"), _("Metadata"));
189         ActionManager::session_sensitive_actions.push_back (act);
190
191         act = global_actions.register_action (main_actions, X_("EditMetadata"), _("Edit Metadata..."),  sigc::mem_fun(*this, &ARDOUR_UI::edit_metadata));
192         ActionManager::session_sensitive_actions.push_back (act);
193
194         act = global_actions.register_action (main_actions, X_("ImportMetadata"), _("Import Metadata..."),  sigc::mem_fun(*this, &ARDOUR_UI::import_metadata));
195         ActionManager::session_sensitive_actions.push_back (act);
196
197         act = global_actions.register_action (main_actions, X_("ExportAudio"), _("Export to Audio File(s)..."),  sigc::mem_fun (*editor, &PublicEditor::export_audio));
198         ActionManager::session_sensitive_actions.push_back (act);
199
200         act = global_actions.register_action (main_actions, X_("StemExport"), _("Stem export..."),  sigc::mem_fun (*editor, &PublicEditor::stem_export));
201         ActionManager::session_sensitive_actions.push_back (act);
202
203         act = global_actions.register_action (main_actions, X_("Export"), _("Export"));
204         ActionManager::session_sensitive_actions.push_back (act);
205
206         act = global_actions.register_action (main_actions, X_("CleanupUnused"), _("Clean-up Unused Sources..."),  sigc::mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::cleanup));
207         ActionManager::session_sensitive_actions.push_back (act);
208         ActionManager::write_sensitive_actions.push_back (act);
209
210         act = global_actions.register_action (main_actions, X_("CleanupPeakFiles"), _("Reset Peak Files"),  sigc::mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::cleanup_peakfiles));
211         ActionManager::session_sensitive_actions.push_back (act);
212         ActionManager::write_sensitive_actions.push_back (act);
213
214         act = global_actions.register_action (main_actions, X_("FlushWastebasket"), _("Flush Wastebasket"),  sigc::mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::flush_trash));
215
216         ActionManager::write_sensitive_actions.push_back (act);
217         ActionManager::session_sensitive_actions.push_back (act);
218
219         /* these actions are intended to be shared across all windows */
220
221         common_actions = global_actions.create_action_group (X_("Common"));
222         global_actions.register_action (common_actions, X_("Quit"), _("Quit"), (hide_return (sigc::mem_fun(*this, &ARDOUR_UI::finish))));
223         global_actions.register_action (common_actions, X_("Hide"), _("Hide"), sigc::mem_fun (*this, &ARDOUR_UI::hide_application));
224
225         global_actions.register_action (common_actions, X_("show-editor"), _("Show"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::show_tabbable), editor));
226         global_actions.register_action (common_actions, X_("show-mixer"), _("Show"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::show_tabbable), mixer));
227         global_actions.register_action (common_actions, X_("show-preferences"), _("Show"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::show_tabbable), rc_option_editor));
228
229         global_actions.register_action (common_actions, X_("hide-editor"), _("Hide"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::hide_tabbable), editor));
230         global_actions.register_action (common_actions, X_("hide-mixer"), _("Hide"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::hide_tabbable), mixer));
231         global_actions.register_action (common_actions, X_("hide-preferences"), _("Hide"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::hide_tabbable), rc_option_editor));
232
233         global_actions.register_action (common_actions, X_("attach-editor"), _("Attach"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::attach_tabbable), editor));
234         global_actions.register_action (common_actions, X_("attach-mixer"), _("Attach"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::attach_tabbable), mixer));
235         global_actions.register_action (common_actions, X_("attach-preferences"), _("Attach"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::attach_tabbable), rc_option_editor));
236
237         global_actions.register_action (common_actions, X_("detach-editor"), _("Detach"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::detach_tabbable), editor));
238         global_actions.register_action (common_actions, X_("detach-mixer"), _("Detach"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::detach_tabbable), mixer));
239         global_actions.register_action (common_actions, X_("detach-preferences"), _("Detach"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::detach_tabbable), rc_option_editor));
240
241         /* These "change" actions are not intended to be used inside menus, but
242            are for the tab/window control buttons, which have somewhat odd
243            semantics.
244         */
245         global_actions.register_action (common_actions, X_("change-editor-visibility"), _("Change"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::change_tabbable_visibility), editor));
246         global_actions.register_action (common_actions, X_("change-mixer-visibility"), _("Change"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::change_tabbable_visibility), mixer));
247         global_actions.register_action (common_actions, X_("change-preferences-visibility"), _("Change"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::change_tabbable_visibility), rc_option_editor));
248
249         /* windows visibility actions */
250
251         global_actions.register_toggle_action (common_actions, X_("ToggleMaximalEditor"), _("Maximise Editor Space"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_editing_space));
252         global_actions.register_toggle_action (common_actions, X_("ToggleMaximalMixer"), _("Maximise Mixer Space"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_mixer_space));
253         ActionManager::session_sensitive_actions.push_back (act);
254
255         act = ActionManager::register_toggle_action (common_actions, X_("ToggleMixerList"), _("Toggle Mixer List"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_mixer_list));
256         ActionManager::session_sensitive_actions.push_back (act);
257
258         act = ActionManager::register_toggle_action (common_actions, X_("ToggleMonitorSection"), _("Toggle Monitor Section Visibility"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_monitor_section_visibility));
259         act->set_sensitive (false);
260
261 if (Profile->get_mixbus())
262         global_actions.register_action (common_actions, X_("show-ui-prefs"), _("Show more UI preferences"), sigc::mem_fun (*this, &ARDOUR_UI::show_ui_prefs));
263
264         global_actions.register_action (common_actions, X_("toggle-meterbridge"), S_("Window|Meterbridge"),  sigc::mem_fun(*this, &ARDOUR_UI::toggle_meterbridge));
265
266         act = global_actions.register_action (common_actions, X_("NewMIDITracer"), _("MIDI Tracer"), sigc::mem_fun(*this, &ARDOUR_UI::new_midi_tracer_window));
267         ActionManager::session_sensitive_actions.push_back (act);
268
269         global_actions.register_action (common_actions, X_("chat"), _("Chat"),  sigc::mem_fun(*this, &ARDOUR_UI::launch_chat));
270         /** TRANSLATORS: This is `Manual' in the sense of an instruction book that tells a user how to use Ardour */
271         global_actions.register_action (common_actions, X_("manual"), S_("Help|Manual"),  mem_fun(*this, &ARDOUR_UI::launch_manual));
272         global_actions.register_action (common_actions, X_("reference"), S_("Manual|Reference"),  mem_fun(*this, &ARDOUR_UI::launch_reference));
273         global_actions.register_action (common_actions, X_("tracker"), _("Report a Bug"), mem_fun(*this, &ARDOUR_UI::launch_tracker));
274         global_actions.register_action (common_actions, X_("cheat-sheet"), _("Cheat Sheet"), mem_fun(*this, &ARDOUR_UI::launch_cheat_sheet));
275         global_actions.register_action (common_actions, X_("website"), _("Ardour Website"), mem_fun(*this, &ARDOUR_UI::launch_website));
276         global_actions.register_action (common_actions, X_("website-dev"), _("Ardour Development"), mem_fun(*this, &ARDOUR_UI::launch_website_dev));
277         global_actions.register_action (common_actions, X_("forums"), _("User Forums"), mem_fun(*this, &ARDOUR_UI::launch_forums));
278         global_actions.register_action (common_actions, X_("howto-report"), _("How to Report a Bug"), mem_fun(*this, &ARDOUR_UI::launch_howto_report));
279
280         act = global_actions.register_action (common_actions, X_("Save"), _("Save"),  sigc::hide_return (sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::save_state), string(""), false)));
281         ActionManager::session_sensitive_actions.push_back (act);
282         ActionManager::write_sensitive_actions.push_back (act);
283
284         Glib::RefPtr<ActionGroup> transport_actions = global_actions.create_action_group (X_("Transport"));
285
286         /* do-nothing action for the "transport" menu bar item */
287
288         global_actions.register_action (transport_actions, X_("Transport"), _("Transport"));
289
290         /* these two are not used by key bindings, instead use ToggleRoll for that. these two do show up in
291            menus and via button proxies.
292         */
293
294         act = global_actions.register_action (transport_actions, X_("Stop"), _("Stop"), sigc::mem_fun(*this, &ARDOUR_UI::transport_stop));
295         ActionManager::session_sensitive_actions.push_back (act);
296         ActionManager::transport_sensitive_actions.push_back (act);
297         act = global_actions.register_action (transport_actions, X_("Roll"), _("Roll"), sigc::mem_fun(*this, &ARDOUR_UI::transport_roll));
298         ActionManager::session_sensitive_actions.push_back (act);
299         ActionManager::transport_sensitive_actions.push_back (act);
300
301         act = global_actions.register_action (transport_actions, X_("ToggleRoll"), _("Start/Stop"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::toggle_roll), false, false));
302         ActionManager::session_sensitive_actions.push_back (act);
303         ActionManager::transport_sensitive_actions.push_back (act);
304         act = global_actions.register_action (transport_actions, X_("alternate-ToggleRoll"), _("Start/Stop"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::toggle_roll), false, false));
305         ActionManager::session_sensitive_actions.push_back (act);
306         ActionManager::transport_sensitive_actions.push_back (act);
307         act = global_actions.register_action (transport_actions, X_("ToggleRollMaybe"), _("Start/Continue/Stop"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::toggle_roll), false, true));
308         ActionManager::session_sensitive_actions.push_back (act);
309         ActionManager::transport_sensitive_actions.push_back (act);
310         act = global_actions.register_action (transport_actions, X_("ToggleRollForgetCapture"), _("Stop and Forget Capture"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::toggle_roll), true, false));
311         ActionManager::session_sensitive_actions.push_back (act);
312         ActionManager::transport_sensitive_actions.push_back (act);
313
314         /* these two behave as follows:
315
316            - if transport speed != 1.0 or != -1.0, change speed to 1.0 or -1.0 (respectively)
317            - otherwise do nothing
318         */
319
320         act = global_actions.register_action (transport_actions, X_("TransitionToRoll"), _("Transition to Roll"), sigc::bind (sigc::mem_fun (*editor, &PublicEditor::transition_to_rolling), true));
321         ActionManager::session_sensitive_actions.push_back (act);
322         ActionManager::transport_sensitive_actions.push_back (act);
323
324         act = global_actions.register_action (transport_actions, X_("TransitionToReverse"), _("Transition to Reverse"), sigc::bind (sigc::mem_fun (*editor, &PublicEditor::transition_to_rolling), false));
325         ActionManager::session_sensitive_actions.push_back (act);
326         ActionManager::transport_sensitive_actions.push_back (act);
327
328         act = global_actions.register_action (transport_actions, X_("Loop"), _("Play Loop Range"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_session_auto_loop));
329         ActionManager::session_sensitive_actions.push_back (act);
330         ActionManager::transport_sensitive_actions.push_back (act);
331         act = global_actions.register_action (transport_actions, X_("PlaySelection"), _("Play Selection"), sigc::mem_fun(*this, &ARDOUR_UI::transport_play_selection));
332         ActionManager::session_sensitive_actions.push_back (act);
333         ActionManager::transport_sensitive_actions.push_back (act);
334         act = global_actions.register_action (transport_actions, X_("PlayPreroll"), _("Play Selection w/Preroll"), sigc::mem_fun(*this, &ARDOUR_UI::transport_play_preroll));
335         ActionManager::session_sensitive_actions.push_back (act);
336         ActionManager::transport_sensitive_actions.push_back (act);
337
338         act = global_actions.register_action (transport_actions, X_("Record"), _("Enable Record"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_record), false));
339         ActionManager::session_sensitive_actions.push_back (act);
340         ActionManager::write_sensitive_actions.push_back (act);
341         act = global_actions.register_action (transport_actions, X_("record-roll"), _("Start Recording"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_record), true));
342         ActionManager::session_sensitive_actions.push_back (act);
343         ActionManager::write_sensitive_actions.push_back (act);
344         ActionManager::transport_sensitive_actions.push_back (act);
345         act = global_actions.register_action (transport_actions, X_("alternate-record-roll"), _("Start Recording"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_record), true));
346         ActionManager::session_sensitive_actions.push_back (act);
347         ActionManager::write_sensitive_actions.push_back (act);
348         ActionManager::transport_sensitive_actions.push_back (act);
349         act = global_actions.register_action (transport_actions, X_("Rewind"), _("Rewind"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_rewind), 0));
350         ActionManager::session_sensitive_actions.push_back (act);
351         ActionManager::transport_sensitive_actions.push_back (act);
352         act = global_actions.register_action (transport_actions, X_("RewindSlow"), _("Rewind (Slow)"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_rewind), -1));
353         ActionManager::session_sensitive_actions.push_back (act);
354         ActionManager::transport_sensitive_actions.push_back (act);
355         act = global_actions.register_action (transport_actions, X_("RewindFast"), _("Rewind (Fast)"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_rewind), 1));
356         ActionManager::session_sensitive_actions.push_back (act);
357         ActionManager::transport_sensitive_actions.push_back (act);
358         act = global_actions.register_action (transport_actions, X_("Forward"), _("Forward"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_forward), 0));
359         ActionManager::session_sensitive_actions.push_back (act);
360         ActionManager::transport_sensitive_actions.push_back (act);
361         act = global_actions.register_action (transport_actions, X_("ForwardSlow"), _("Forward (Slow)"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_forward), -1));
362         ActionManager::session_sensitive_actions.push_back (act);
363         ActionManager::transport_sensitive_actions.push_back (act);
364         act = global_actions.register_action (transport_actions, X_("ForwardFast"), _("Forward (Fast)"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_forward), 1));
365         ActionManager::session_sensitive_actions.push_back (act);
366         ActionManager::transport_sensitive_actions.push_back (act);
367         act = global_actions.register_action (transport_actions, X_("GotoZero"), _("Go to Zero"), sigc::mem_fun(*this, &ARDOUR_UI::transport_goto_zero));
368         ActionManager::session_sensitive_actions.push_back (act);
369         ActionManager::transport_sensitive_actions.push_back (act);
370         act = global_actions.register_action (transport_actions, X_("GotoStart"), _("Go to Start"), sigc::mem_fun(*this, &ARDOUR_UI::transport_goto_start));
371         ActionManager::session_sensitive_actions.push_back (act);
372         ActionManager::transport_sensitive_actions.push_back (act);
373         act = global_actions.register_action (transport_actions, X_("alternate-GotoStart"), _("Go to Start"), sigc::mem_fun(*this, &ARDOUR_UI::transport_goto_start));
374         ActionManager::session_sensitive_actions.push_back (act);
375         ActionManager::transport_sensitive_actions.push_back (act);
376         act = global_actions.register_action (transport_actions, X_("GotoEnd"), _("Go to End"), sigc::mem_fun(*this, &ARDOUR_UI::transport_goto_end));
377         ActionManager::session_sensitive_actions.push_back (act);
378         ActionManager::transport_sensitive_actions.push_back (act);
379         act = global_actions.register_action (transport_actions, X_("GotoWallClock"), _("Go to Wall Clock"), sigc::mem_fun(*this, &ARDOUR_UI::transport_goto_wallclock));
380         ActionManager::session_sensitive_actions.push_back (act);
381         ActionManager::transport_sensitive_actions.push_back (act);
382
383         //these actions handle the numpad events, ProTools style
384         act = global_actions.register_action (transport_actions, X_("numpad-decimal"), _("Numpad Decimal"), mem_fun(*this, &ARDOUR_UI::transport_numpad_decimal));
385         ActionManager::session_sensitive_actions.push_back (act);
386         ActionManager::transport_sensitive_actions.push_back (act);
387         act = global_actions.register_action (transport_actions, X_("alternate-numpad-decimal"), _("Numpad Decimal"), mem_fun(*this, &ARDOUR_UI::transport_numpad_decimal));
388         ActionManager::session_sensitive_actions.push_back (act);
389         ActionManager::transport_sensitive_actions.push_back (act);
390         act = global_actions.register_action (transport_actions, X_("numpad-0"), _("Numpad 0"), bind (mem_fun(*this, &ARDOUR_UI::transport_numpad_event), 0));
391         ActionManager::session_sensitive_actions.push_back (act);
392         ActionManager::transport_sensitive_actions.push_back (act);
393         act = global_actions.register_action (transport_actions, X_("numpad-1"), _("Numpad 1"), bind (mem_fun(*this, &ARDOUR_UI::transport_numpad_event), 1));
394         ActionManager::session_sensitive_actions.push_back (act);
395         ActionManager::transport_sensitive_actions.push_back (act);
396         act = global_actions.register_action (transport_actions, X_("numpad-2"), _("Numpad 2"), bind (mem_fun(*this, &ARDOUR_UI::transport_numpad_event), 2));
397         ActionManager::session_sensitive_actions.push_back (act);
398         ActionManager::transport_sensitive_actions.push_back (act);
399         act = global_actions.register_action (transport_actions, X_("numpad-3"), _("Numpad 3"), bind (mem_fun(*this, &ARDOUR_UI::transport_numpad_event), 3));
400         ActionManager::session_sensitive_actions.push_back (act);
401         ActionManager::transport_sensitive_actions.push_back (act);
402         act = global_actions.register_action (transport_actions, X_("numpad-4"), _("Numpad 4"), bind (mem_fun(*this, &ARDOUR_UI::transport_numpad_event), 4));
403         ActionManager::session_sensitive_actions.push_back (act);
404         ActionManager::transport_sensitive_actions.push_back (act);
405         act = global_actions.register_action (transport_actions, X_("numpad-5"), _("Numpad 5"), bind (mem_fun(*this, &ARDOUR_UI::transport_numpad_event), 5));
406         ActionManager::session_sensitive_actions.push_back (act);
407         ActionManager::transport_sensitive_actions.push_back (act);
408         act = global_actions.register_action (transport_actions, X_("numpad-6"), _("Numpad 6"), bind (mem_fun(*this, &ARDOUR_UI::transport_numpad_event), 6));
409         ActionManager::session_sensitive_actions.push_back (act);
410         ActionManager::transport_sensitive_actions.push_back (act);
411         act = global_actions.register_action (transport_actions, X_("numpad-7"), _("Numpad 7"), bind (mem_fun(*this, &ARDOUR_UI::transport_numpad_event), 7));
412         ActionManager::session_sensitive_actions.push_back (act);
413         ActionManager::transport_sensitive_actions.push_back (act);
414         act = global_actions.register_action (transport_actions, X_("numpad-8"), _("Numpad 8"), bind (mem_fun(*this, &ARDOUR_UI::transport_numpad_event), 8));
415         ActionManager::session_sensitive_actions.push_back (act);
416         ActionManager::transport_sensitive_actions.push_back (act);
417         act = global_actions.register_action (transport_actions, X_("numpad-9"), _("Numpad 9"), bind (mem_fun(*this, &ARDOUR_UI::transport_numpad_event), 9));
418         ActionManager::session_sensitive_actions.push_back (act);
419         ActionManager::transport_sensitive_actions.push_back (act);
420
421         act = global_actions.register_action (transport_actions, X_("focus-on-clock"), _("Focus On Clock"), sigc::mem_fun(*this, &ARDOUR_UI::focus_on_clock));
422         ActionManager::session_sensitive_actions.push_back (act);
423         ActionManager::transport_sensitive_actions.push_back (act);
424
425         act = global_actions.register_action (transport_actions, X_("primary-clock-timecode"), _("Timecode"), sigc::bind (sigc::mem_fun(primary_clock, &AudioClock::set_mode), AudioClock::Timecode));
426         ActionManager::session_sensitive_actions.push_back (act);
427         act = global_actions.register_action (transport_actions, X_("primary-clock-bbt"), _("Bars & Beats"), sigc::bind (sigc::mem_fun(primary_clock, &AudioClock::set_mode), AudioClock::BBT));
428         ActionManager::session_sensitive_actions.push_back (act);
429         act = global_actions.register_action (transport_actions, X_("primary-clock-minsec"), _("Minutes & Seconds"), sigc::bind (sigc::mem_fun(primary_clock, &AudioClock::set_mode), AudioClock::MinSec));
430         ActionManager::session_sensitive_actions.push_back (act);
431         act = global_actions.register_action (transport_actions, X_("primary-clock-samples"), _("Samples"), sigc::bind (sigc::mem_fun(primary_clock, &AudioClock::set_mode), AudioClock::Frames));
432         ActionManager::session_sensitive_actions.push_back (act);
433
434         act = global_actions.register_action (transport_actions, X_("secondary-clock-timecode"), _("Timecode"), sigc::bind (sigc::mem_fun(secondary_clock, &AudioClock::set_mode), AudioClock::Timecode));
435         ActionManager::session_sensitive_actions.push_back (act);
436         act = global_actions.register_action (transport_actions, X_("secondary-clock-bbt"), _("Bars & Beats"), sigc::bind (sigc::mem_fun(secondary_clock, &AudioClock::set_mode), AudioClock::BBT));
437         ActionManager::session_sensitive_actions.push_back (act);
438         act = global_actions.register_action (transport_actions, X_("secondary-clock-minsec"), _("Minutes & Seconds"), sigc::bind (sigc::mem_fun(secondary_clock, &AudioClock::set_mode), AudioClock::MinSec));
439         ActionManager::session_sensitive_actions.push_back (act);
440         act = global_actions.register_action (transport_actions, X_("secondary-clock-samples"), _("Samples"), sigc::bind (sigc::mem_fun(secondary_clock, &AudioClock::set_mode), AudioClock::Frames));
441         ActionManager::session_sensitive_actions.push_back (act);
442
443         act = global_actions.register_toggle_action (transport_actions, X_("TogglePunchIn"), _("Punch In"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_punch_in));
444         act->set_short_label (_("In"));
445         ActionManager::session_sensitive_actions.push_back (act);
446         ActionManager::transport_sensitive_actions.push_back (act);
447         act = global_actions.register_toggle_action (transport_actions, X_("TogglePunchOut"), _("Punch Out"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_punch_out));
448         act->set_short_label (_("Out"));
449         ActionManager::session_sensitive_actions.push_back (act);
450         ActionManager::transport_sensitive_actions.push_back (act);
451         act = global_actions.register_toggle_action (transport_actions, X_("TogglePunch"), _("Punch In/Out"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_punch));
452         act->set_short_label (_("In/Out"));
453         ActionManager::session_sensitive_actions.push_back (act);
454         ActionManager::transport_sensitive_actions.push_back (act);
455         act = global_actions.register_toggle_action (transport_actions, X_("ToggleClick"), _("Click"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_click));
456         ActionManager::session_sensitive_actions.push_back (act);
457         ActionManager::transport_sensitive_actions.push_back (act);
458         act = global_actions.register_toggle_action (transport_actions, X_("ToggleAutoInput"), _("Auto Input"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_auto_input));
459         ActionManager::session_sensitive_actions.push_back (act);
460         ActionManager::transport_sensitive_actions.push_back (act);
461         act = global_actions.register_toggle_action (transport_actions, X_("ToggleAutoPlay"), _("Auto Play"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_auto_play));
462         ActionManager::session_sensitive_actions.push_back (act);
463         ActionManager::transport_sensitive_actions.push_back (act);
464         act = global_actions.register_toggle_action (transport_actions, X_("ToggleAutoReturn"), _("Auto Return"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_auto_return));
465         ActionManager::session_sensitive_actions.push_back (act);
466         ActionManager::transport_sensitive_actions.push_back (act);
467         act = global_actions.register_toggle_action (transport_actions, X_("ToggleFollowEdits"), _("Follow Edits"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_follow_edits));
468         ActionManager::session_sensitive_actions.push_back (act);
469         ActionManager::transport_sensitive_actions.push_back (act);
470
471
472         act = global_actions.register_toggle_action (transport_actions, X_("ToggleVideoSync"), _("Sync Startup to Video"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_video_sync));
473         ActionManager::session_sensitive_actions.push_back (act);
474         act = global_actions.register_toggle_action (transport_actions, X_("ToggleTimeMaster"), _("Time Master"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_time_master));
475         ActionManager::session_sensitive_actions.push_back (act);
476         act = global_actions.register_toggle_action (transport_actions, X_("ToggleExternalSync"), _("Use External Positional Sync Source"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_external_sync));
477         ActionManager::session_sensitive_actions.push_back (act);
478
479         for (int i = 1; i <= 32; ++i) {
480                 string const a = string_compose (X_("ToggleRecordEnableTrack%1"), i);
481                 string const n = string_compose (_("Toggle Record Enable Track %1"), i);
482                 act = global_actions.register_action (common_actions, a.c_str(), n.c_str(), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::toggle_record_enable), i - 1));
483                 ActionManager::session_sensitive_actions.push_back (act);
484         }
485
486         Glib::RefPtr<ActionGroup> shuttle_actions = global_actions.create_action_group ("ShuttleActions");
487
488         shuttle_actions->add (Action::create (X_("SetShuttleUnitsPercentage"), _("Percentage")), hide_return (sigc::bind (sigc::mem_fun (*Config, &RCConfiguration::set_shuttle_units), Percentage)));
489         shuttle_actions->add (Action::create (X_("SetShuttleUnitsSemitones"), _("Semitones")), hide_return (sigc::bind (sigc::mem_fun (*Config, &RCConfiguration::set_shuttle_units), Semitones)));
490
491         Glib::RefPtr<ActionGroup> option_actions = global_actions.create_action_group ("options");
492
493         act = global_actions.register_toggle_action (option_actions, X_("SendMTC"), _("Send MTC"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_send_mtc));
494         ActionManager::session_sensitive_actions.push_back (act);
495         act = global_actions.register_toggle_action (option_actions, X_("SendMMC"), _("Send MMC"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_send_mmc));
496         ActionManager::session_sensitive_actions.push_back (act);
497         act = global_actions.register_toggle_action (option_actions, X_("UseMMC"), _("Use MMC"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_use_mmc));
498         ActionManager::session_sensitive_actions.push_back (act);
499         act = global_actions.register_toggle_action (option_actions, X_("SendMidiClock"), _("Send MIDI Clock"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_send_midi_clock));
500         ActionManager::session_sensitive_actions.push_back (act);
501         act = global_actions.register_toggle_action (option_actions, X_("SendMIDIfeedback"), _("Send MIDI Feedback"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_send_midi_feedback));
502         ActionManager::session_sensitive_actions.push_back (act);
503
504         /* MIDI */
505
506         Glib::RefPtr<ActionGroup> midi_actions = global_actions.create_action_group (X_("MIDI"));
507         global_actions.register_action (midi_actions, X_("panic"), _("Panic"), sigc::mem_fun(*this, &ARDOUR_UI::midi_panic));
508 }
509
510 static
511 bool drag_failed (const Glib::RefPtr<Gdk::DragContext>& context, DragResult result, Tabbable* tab)
512 {
513         if (result == Gtk::DRAG_RESULT_NO_TARGET) {
514                 tab->detach ();
515                 return true;
516         }
517         return false;
518 }
519
520 void
521 ARDOUR_UI::build_menu_bar ()
522 {
523         menu_bar = dynamic_cast<MenuBar*> (ActionManager::get_widget (X_("/Main")));
524         menu_bar->set_name ("MainMenuBar");
525
526         EventBox* ev = manage (new EventBox);
527         ev->show ();
528         CairoHPacker* hbox = manage (new CairoHPacker);
529         hbox->set_name (X_("StatusBarBox"));
530         hbox->show ();
531         hbox->set_border_width (3);
532
533         VBox* vbox = manage (new VBox);
534         vbox->pack_start (*hbox, true, false);
535         vbox->show();
536
537         ev->add (*vbox);
538
539         wall_clock_label.set_name ("WallClock");
540         wall_clock_label.set_use_markup ();
541         disk_space_label.set_name ("WallClock");
542         disk_space_label.set_use_markup ();
543         timecode_format_label.set_name ("WallClock");
544         timecode_format_label.set_use_markup ();
545         cpu_load_label.set_name ("CPULoad");
546         cpu_load_label.set_use_markup ();
547         xrun_label.set_name ("XrunLabel");
548         xrun_label.set_use_markup ();
549         peak_thread_work_label.set_name ("PeakThreadWork");
550         peak_thread_work_label.set_use_markup ();
551         buffer_load_label.set_name ("BufferLoad");
552         buffer_load_label.set_use_markup ();
553         sample_rate_label.set_name ("SampleRate");
554         sample_rate_label.set_use_markup ();
555         format_label.set_name ("Format");
556         format_label.set_use_markup ();
557
558 #ifndef TOP_MENUBAR
559         menu_hbox.pack_start (*menu_bar, false, false);
560 #else
561         use_menubar_as_top_menubar ();
562 #endif
563
564         Gtk::HBox*   window_button_box = manage (new Gtk::HBox);
565
566         editor_visibility_button.signal_drag_failed().connect (sigc::bind (sigc::ptr_fun (drag_failed), editor));
567         mixer_visibility_button.signal_drag_failed().connect (sigc::bind (sigc::ptr_fun (drag_failed), mixer));
568         prefs_visibility_button.signal_drag_failed().connect (sigc::bind (sigc::ptr_fun (drag_failed), rc_option_editor));
569
570
571         editor_visibility_button.set_related_action (ActionManager::get_action (X_("Common"), X_("change-editor-visibility")));
572         editor_visibility_button.set_name (X_("page switch button"));
573         mixer_visibility_button.set_related_action (ActionManager::get_action (X_("Common"), X_("change-mixer-visibility")));
574         mixer_visibility_button.set_name (X_("page switch button"));
575         prefs_visibility_button.set_related_action (ActionManager::get_action (X_("Common"), X_("change-preferences-visibility")));
576         prefs_visibility_button.set_name (X_("page switch button"));
577
578         Gtkmm2ext::UI::instance()->set_tip (editor_visibility_button,
579                                             string_compose (_("Drag this tab to the desktop to show %1 in its own window\n\n"
580                                                               "To put the window back, use the Window > %1 > Attach menu action"), editor->name()));
581
582         Gtkmm2ext::UI::instance()->set_tip (mixer_visibility_button,
583                                             string_compose (_("Drag this tab to the desktop to show %1 in its own window\n\n"
584                                                               "To put the window back, use the Window > %1 > Attach menu action"), mixer->name()));
585
586         Gtkmm2ext::UI::instance()->set_tip (prefs_visibility_button,
587                                             string_compose (_("Drag this tab to the desktop to show %1 in its own window\n\n"
588                                                               "To put the window back, use the Window > %1 > Attach menu action"), rc_option_editor->name()));
589
590         window_button_box->pack_start (editor_visibility_button, false, false);
591         window_button_box->pack_start (mixer_visibility_button, false, false);
592         window_button_box->pack_start (prefs_visibility_button, false, false);
593
594         menu_hbox.pack_start (*window_button_box, false, false, 20);
595
596         bool wall_clock = false;
597         bool disk_space = false;
598
599         if (!Profile->get_small_screen()) {
600 #ifndef __APPLE__
601                 // OSX provides its own wallclock, thank you very much
602                 wall_clock = true;
603 #endif
604                 disk_space = true;
605         }
606
607
608         hbox->pack_end (error_alert_button, false, false, 2);
609
610         hbox->pack_end (wall_clock_label, false, false, 2);
611         hbox->pack_end (disk_space_label, false, false, 4);
612         hbox->pack_end (xrun_label, false, false, 4);
613         hbox->pack_end (peak_thread_work_label, false, false, 4);
614         hbox->pack_end (cpu_load_label, false, false, 4);
615         hbox->pack_end (buffer_load_label, false, false, 4);
616         hbox->pack_end (sample_rate_label, false, false, 4);
617         hbox->pack_end (timecode_format_label, false, false, 4);
618         hbox->pack_end (format_label, false, false, 4);
619
620         menu_hbox.pack_end (*ev, false, false, 2);
621
622         menu_bar_base.set_name ("MainMenuBar");
623         menu_bar_base.add (menu_hbox);
624
625 #ifndef __APPLE__
626         _status_bar_visibility.add (&wall_clock_label,      X_("WallClock"), _("Wall Clock"), wall_clock);
627 #endif
628         _status_bar_visibility.add (&disk_space_label,      X_("Disk"),      _("Disk Space"), disk_space);
629         _status_bar_visibility.add (&cpu_load_label,        X_("DSP"),       _("DSP"), true);
630         _status_bar_visibility.add (&xrun_label,            X_("XRun"),      _("X-run"), false);
631         _status_bar_visibility.add (&peak_thread_work_label,X_("Peakfile"),  _("Active Peak-file Work"), false);
632         _status_bar_visibility.add (&buffer_load_label,     X_("Buffers"),   _("Buffers"), true);
633         _status_bar_visibility.add (&sample_rate_label,     X_("Audio"),     _("Audio"), true);
634         _status_bar_visibility.add (&timecode_format_label, X_("TCFormat"),  _("Timecode Format"), true);
635         _status_bar_visibility.add (&format_label,          X_("Format"),    _("File Format"), true);
636
637         ev->signal_button_press_event().connect (sigc::mem_fun (_status_bar_visibility, &VisibilityGroup::button_press_event));
638         ev->signal_button_release_event().connect (sigc::mem_fun (*this, &ARDOUR_UI::xrun_button_release));
639 }
640
641 void
642 ARDOUR_UI::use_menubar_as_top_menubar ()
643 {
644         Gtk::Widget* widget;
645         Application* app = Application::instance ();
646
647         /* the addresses ("/ui/Main...") used below are based on the menu definitions in the menus file
648          */
649
650         /* Quit will be taken care of separately */
651
652         if ((widget = ActionManager::get_widget ("/ui/Main/Session/Quit"))) {
653                 widget->hide ();
654         }
655
656         /* Put items for About and Preferences into App menu (the
657          * ardour.menus.in file does not list them for OS X)
658          */
659
660         GtkApplicationMenuGroup* group = app->add_app_menu_group ();
661
662         if ((widget = ActionManager::get_widget ("/ui/Main/Session/toggle-about"))) {
663                 app->add_app_menu_item (group, dynamic_cast<MenuItem*>(widget));
664         }
665
666         if ((widget = ActionManager::get_widget ("/ui/Main/Session/toggle-rc-options-editor"))) {
667                 app->add_app_menu_item (group, dynamic_cast<MenuItem*>(widget));
668         }
669
670         app->set_menu_bar (*menu_bar);
671 }
672
673 void
674 ARDOUR_UI::save_ardour_state ()
675 {
676         if (!keyboard || !mixer || !editor || !meterbridge) {
677                 return;
678         }
679
680         /* XXX this is all a bit dubious. add_extra_xml() uses
681            a different lifetime model from add_instant_xml().
682         */
683
684         XMLNode* node = new XMLNode (keyboard->get_state());
685         Config->add_extra_xml (*node);
686         Config->add_extra_xml (get_transport_controllable_state());
687
688         XMLNode* window_node = new XMLNode (X_("UI"));
689         window_node->add_property (_status_bar_visibility.get_state_name().c_str(), _status_bar_visibility.get_state_value ());
690
691         /* main window */
692
693         gint mx, my, mw, mh;
694         _main_window.get_position (mx, my);
695         _main_window.get_size (mw, mh);
696
697         XMLNode main_window_node (X_("Main"));
698         main_window_node.add_property (X_("x"), PBD::to_string (mx, std::dec));
699         main_window_node.add_property (X_("y"), PBD::to_string (my, std::dec));
700         main_window_node.add_property (X_("w"), PBD::to_string (mw, std::dec));
701         main_window_node.add_property (X_("h"), PBD::to_string (mh, std::dec));
702
703         string current_tab;
704         int current_page_number = _tabs.get_current_page ();
705         if (editor && (current_page_number == _tabs.page_num (editor->contents()))) {
706                 current_tab = "editor";
707         } else if (mixer && (current_page_number == _tabs.page_num (mixer->contents()))) {
708                 current_tab = "mixer";
709         } else if (rc_option_editor && (current_page_number == _tabs.page_num (rc_option_editor->contents()))) {
710                 current_tab == "preferences";
711         }
712
713         main_window_node.add_property (X_("current-tab"), current_tab);
714
715         /* Windows */
716
717         WM::Manager::instance().add_state (*window_node);
718
719         XMLNode* tearoff_node = new XMLNode (X_("Tearoffs"));
720
721         if (mixer->monitor_section()) {
722                 XMLNode* t = new XMLNode (X_("monitor-section"));
723                 mixer->monitor_section()->tearoff().add_state (*t);
724                 tearoff_node->add_child_nocopy (*t);
725         }
726
727         window_node->add_child_nocopy (*tearoff_node);
728
729         XMLNode& enode (editor->get_state());
730         XMLNode& mnode (mixer->get_state());
731         XMLNode& bnode (meterbridge->get_state());
732
733         Config->add_extra_xml (*window_node);
734         Config->add_extra_xml (audio_midi_setup->get_state());
735
736         Config->save_state();
737
738         UIConfiguration::instance().save_state ();
739
740         if (_session) {
741                 _session->add_instant_xml (main_window_node);
742                 _session->add_instant_xml (enode);
743                 _session->add_instant_xml (mnode);
744                 _session->add_instant_xml (bnode);
745                 if (location_ui) {
746                         _session->add_instant_xml (location_ui->ui().get_state ());
747                 }
748         } else {
749                 Config->add_instant_xml (main_window_node);
750                 Config->add_instant_xml (enode);
751                 Config->add_instant_xml (mnode);
752                 Config->add_instant_xml (bnode);
753                 if (location_ui) {
754                         Config->add_instant_xml (location_ui->ui().get_state ());
755                 }
756         }
757         delete &enode;
758
759         Keyboard::save_keybindings ();
760 }
761
762 void
763 ARDOUR_UI::resize_text_widgets ()
764 {
765         set_size_request_to_display_given_text (cpu_load_label, "DSP: 100.0%", 2, 2);
766         set_size_request_to_display_given_text (buffer_load_label, "Buffers: p:100% c:100%", 2, 2);
767         set_size_request_to_display_given_text (xrun_label, "X: 9999", 2, 2);
768 }
769
770 void
771 ARDOUR_UI::focus_on_clock ()
772 {
773         if (editor && primary_clock) {
774                 editor->present ();
775                 primary_clock->focus ();
776         }
777 }
778
779 bool
780 ARDOUR_UI::xrun_button_release (GdkEventButton* ev)
781 {
782         if (ev->button != 1 || !Keyboard::modifier_state_equals (ev->state, Keyboard::TertiaryModifier)) {
783                 return false;
784         }
785
786         if (_session) {
787                 _session->reset_xrun_count ();
788                 update_xrun_count ();
789         }
790         return true;
791 }
792
793 Gtk::Notebook&
794 ARDOUR_UI::tabs()
795 {
796         return _tabs;
797 }