Reset toolbar label widths on DPI change (may fix
[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 <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"), _("Clean-up"));
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_("Rename"), _("Rename..."), sigc::mem_fun(*this, &ARDOUR_UI::rename_session));
151         ActionManager::session_sensitive_actions.push_back (act);
152         ActionManager::write_sensitive_actions.push_back (act);
153
154         act = ActionManager::register_action (main_actions, X_("SaveTemplate"), _("Save Template..."),  sigc::mem_fun(*this, &ARDOUR_UI::save_template));
155         ActionManager::session_sensitive_actions.push_back (act);
156
157         act = ActionManager::register_action (main_actions, X_("Metadata"), _("Metadata"));
158         ActionManager::session_sensitive_actions.push_back (act);
159
160         act = ActionManager::register_action (main_actions, X_("EditMetadata"), _("Edit Metadata..."),  sigc::mem_fun(*this, &ARDOUR_UI::edit_metadata));
161         ActionManager::session_sensitive_actions.push_back (act);
162
163         act = ActionManager::register_action (main_actions, X_("ImportMetadata"), _("Import Metadata..."),  sigc::mem_fun(*this, &ARDOUR_UI::import_metadata));
164         ActionManager::session_sensitive_actions.push_back (act);
165
166         act = ActionManager::register_action (main_actions, X_("ExportAudio"), _("Export To Audio File(s)..."),  sigc::mem_fun (*editor, &PublicEditor::export_audio));
167         ActionManager::session_sensitive_actions.push_back (act);
168
169         act = ActionManager::register_action (main_actions, X_("StemExport"), _("Stem export..."),  sigc::mem_fun (*editor, &PublicEditor::stem_export));
170         ActionManager::session_sensitive_actions.push_back (act);
171
172         act = ActionManager::register_action (main_actions, X_("Export"), _("Export"));
173         ActionManager::session_sensitive_actions.push_back (act);
174
175         act = ActionManager::register_action (main_actions, X_("CleanupUnused"), _("Clean-up Unused Sources..."),  sigc::mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::cleanup));
176         ActionManager::session_sensitive_actions.push_back (act);
177         ActionManager::write_sensitive_actions.push_back (act);
178
179         act = ActionManager::register_action (main_actions, X_("FlushWastebasket"), _("Flush Wastebasket"),  sigc::mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::flush_trash));
180         ActionManager::write_sensitive_actions.push_back (act);
181         ActionManager::session_sensitive_actions.push_back (act);
182
183         /* JACK actions for controlling ... JACK */
184
185         Glib::RefPtr<ActionGroup> jack_actions = ActionGroup::create (X_("JACK"));
186         ActionManager::register_action (jack_actions, X_("JACK"), _("JACK"));
187         ActionManager::register_action (jack_actions, X_("Latency"), _("Latency"));
188
189         act = ActionManager::register_action (jack_actions, X_("JACKReconnect"), _("Reconnect"), sigc::mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::reconnect_to_jack));
190         ActionManager::jack_opposite_sensitive_actions.push_back (act);
191
192         act = ActionManager::register_action (jack_actions, X_("JACKDisconnect"), _("Disconnect"), sigc::mem_fun (*(ARDOUR_UI::instance()), &ARDOUR_UI::disconnect_from_jack));
193         ActionManager::jack_sensitive_actions.push_back (act);
194
195         RadioAction::Group jack_latency_group;
196
197         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));
198         ActionManager::jack_sensitive_actions.push_back (act);
199         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));
200         ActionManager::jack_sensitive_actions.push_back (act);
201         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));
202         ActionManager::jack_sensitive_actions.push_back (act);
203         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));
204         ActionManager::jack_sensitive_actions.push_back (act);
205         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));
206         ActionManager::jack_sensitive_actions.push_back (act);
207         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));
208         ActionManager::jack_sensitive_actions.push_back (act);
209         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));
210         ActionManager::jack_sensitive_actions.push_back (act);
211         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));
212         ActionManager::jack_sensitive_actions.push_back (act);
213         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));
214         ActionManager::jack_sensitive_actions.push_back (act);
215
216         /* these actions are intended to be shared across all windows */
217
218         common_actions = ActionGroup::create (X_("Common"));
219         ActionManager::register_action (main_actions, X_("WindowMenu"), _("Window"));
220         ActionManager::register_action (common_actions, X_("Quit"), _("Quit"), (hide_return (sigc::mem_fun(*this, &ARDOUR_UI::finish))));
221
222         /* windows visibility actions */
223
224         ActionManager::register_toggle_action (common_actions, X_("ToggleMaximalEditor"), _("Maximise Editor Space"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_editing_space));
225         act = ActionManager::register_toggle_action (common_actions, X_("KeepTearoffs"), _("Toolbars when Maximised"), mem_fun (*this, &ARDOUR_UI::toggle_keep_tearoffs));
226         ActionManager::session_sensitive_actions.push_back (act);
227
228         ActionManager::register_toggle_action (common_actions, X_("toggle-mixer"), _("Mixer"),  sigc::mem_fun(*this, &ARDOUR_UI::toggle_mixer_window));
229         ActionManager::register_toggle_action (common_actions, X_("toggle-mixer-on-top"), _("Mixer on Top"),  sigc::mem_fun(*this, &ARDOUR_UI::toggle_mixer_on_top));
230         ActionManager::register_toggle_action (common_actions, X_("ToggleRCOptionsEditor"), _("Preferences"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_rc_options_window));
231         ActionManager::register_toggle_action (common_actions, X_("ToggleSessionOptionsEditor"), _("Properties"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_session_options_window));
232         act = ActionManager::register_toggle_action (common_actions, X_("ToggleInspector"), _("Tracks and Busses"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_route_params_window));
233         ActionManager::session_sensitive_actions.push_back (act);
234         ActionManager::session_sensitive_actions.push_back (act);
235         act = ActionManager::register_toggle_action (common_actions, X_("ToggleLocations"), _("Locations"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_location_window));
236         ActionManager::session_sensitive_actions.push_back (act);
237         act = ActionManager::register_toggle_action (common_actions, X_("ToggleBigClock"), _("Big Clock"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_big_clock_window));
238         ActionManager::session_sensitive_actions.push_back (act);
239         act = ActionManager::register_toggle_action (common_actions, X_("toggle-speaker-config"), _("Speaker Configuration"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_speaker_config_window));
240         ActionManager::session_sensitive_actions.push_back (act);
241         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));
242         ActionManager::session_sensitive_actions.push_back (act);
243         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));
244         ActionManager::session_sensitive_actions.push_back (act);
245         act = ActionManager::register_action (common_actions, X_("NewMIDITracer"), _("MIDI Tracer"), sigc::mem_fun(*this, &ARDOUR_UI::new_midi_tracer_window));
246         ActionManager::session_sensitive_actions.push_back (act);
247         ActionManager::register_action (common_actions, X_("About"), _("About"),  sigc::mem_fun(*this, &ARDOUR_UI::show_about));
248         ActionManager::register_action (common_actions, X_("Chat"), _("Chat"),  sigc::mem_fun(*this, &ARDOUR_UI::launch_chat));
249         ActionManager::register_action (common_actions, X_("Manual"), _("Manual"),  mem_fun(*this, &ARDOUR_UI::launch_manual));
250         ActionManager::register_action (common_actions, X_("Reference"), _("Reference"),  mem_fun(*this, &ARDOUR_UI::launch_reference));
251         ActionManager::register_toggle_action (common_actions, X_("ToggleThemeManager"), _("Theme Manager"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_theme_manager));
252         ActionManager::register_toggle_action (common_actions, X_("ToggleKeyEditor"), _("Key Bindings"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_key_editor));
253         ActionManager::register_toggle_action (common_actions, X_("ToggleBundleManager"), _("Bundle Manager"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_bundle_manager));
254
255 #if 0
256         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));
257         ActionManager::session_sensitive_actions.push_back (act);
258         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));
259         ActionManager::session_sensitive_actions.push_back (act);
260         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));
261         ActionManager::session_sensitive_actions.push_back (act);
262         //act = ActionManager::register_action (common_actions, X_("AddMidiBus"), _("Add Midi Bus"), sigc::mem_fun(*this, &ARDOUR_UI::session_add_midi_bus));
263         //ActionManager::session_sensitive_actions.push_back (act);
264 #endif
265         act = ActionManager::register_action (common_actions, X_("Save"), _("Save"),  sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::save_state), string(""), false));
266         ActionManager::session_sensitive_actions.push_back (act);
267         ActionManager::write_sensitive_actions.push_back (act);
268         act = ActionManager::register_action (common_actions, X_("RemoveLastCapture"), _("Remove Last Capture"), sigc::mem_fun(*this, &ARDOUR_UI::remove_last_capture));
269         ActionManager::session_sensitive_actions.push_back (act);
270
271         Glib::RefPtr<ActionGroup> transport_actions = ActionGroup::create (X_("Transport"));
272
273         /* do-nothing action for the "transport" menu bar item */
274
275         ActionManager::register_action (transport_actions, X_("Transport"), _("Transport"));
276
277         /* these two are not used by key bindings, instead use ToggleRoll for that. these two do show up in
278            menus and via button proxies.
279         */
280
281         act = ActionManager::register_action (transport_actions, X_("Stop"), _("Stop"), sigc::mem_fun(*this, &ARDOUR_UI::transport_stop));
282         ActionManager::session_sensitive_actions.push_back (act);
283         ActionManager::transport_sensitive_actions.push_back (act);
284         act = ActionManager::register_action (transport_actions, X_("Roll"), _("Roll"), sigc::mem_fun(*this, &ARDOUR_UI::transport_roll));
285         ActionManager::session_sensitive_actions.push_back (act);
286         ActionManager::transport_sensitive_actions.push_back (act);
287
288         act = ActionManager::register_action (transport_actions, X_("ToggleRoll"), _("Start/Stop"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::toggle_roll), false, false));
289         ActionManager::session_sensitive_actions.push_back (act);
290         ActionManager::transport_sensitive_actions.push_back (act);
291         act = ActionManager::register_action (transport_actions, X_("ToggleRollMaybe"), _("Start/Continue/Stop"), sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::toggle_roll), false, true));
292         ActionManager::session_sensitive_actions.push_back (act);
293         ActionManager::transport_sensitive_actions.push_back (act);
294         act = ActionManager::register_action (transport_actions, X_("ToggleRollForgetCapture"), _("Stop and Forget Capture"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::toggle_roll), true, false));
295         ActionManager::session_sensitive_actions.push_back (act);
296         ActionManager::transport_sensitive_actions.push_back (act);
297
298         /* these two behave as follows:
299
300            - if transport speed != 1.0 or != -1.0, change speed to 1.0 or -1.0 (respectively)
301            - otherwise do nothing
302         */
303
304         act = ActionManager::register_action (transport_actions, X_("TransitionToRoll"), _("Transition To Roll"), sigc::bind (sigc::mem_fun (*editor, &PublicEditor::transition_to_rolling), true));
305         ActionManager::session_sensitive_actions.push_back (act);
306         ActionManager::transport_sensitive_actions.push_back (act);
307
308         act = ActionManager::register_action (transport_actions, X_("TransitionToReverse"), _("Transition To Reverse"), sigc::bind (sigc::mem_fun (*editor, &PublicEditor::transition_to_rolling), false));
309         ActionManager::session_sensitive_actions.push_back (act);
310         ActionManager::transport_sensitive_actions.push_back (act);
311
312         act = ActionManager::register_action (transport_actions, X_("Loop"), _("Play Loop Range"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_session_auto_loop));
313         ActionManager::session_sensitive_actions.push_back (act);
314         ActionManager::transport_sensitive_actions.push_back (act);
315         act = ActionManager::register_action (transport_actions, X_("PlaySelection"), _("Play Selected Range"), sigc::mem_fun(*this, &ARDOUR_UI::transport_play_selection));
316         ActionManager::session_sensitive_actions.push_back (act);
317         ActionManager::transport_sensitive_actions.push_back (act);
318
319         act = ActionManager::register_action (transport_actions, X_("Record"), _("Enable Record"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_record), false));
320         ActionManager::session_sensitive_actions.push_back (act);
321         ActionManager::write_sensitive_actions.push_back (act);
322         act = ActionManager::register_action (transport_actions, X_("record-roll"), _("Start Recording"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_record), true));
323         ActionManager::session_sensitive_actions.push_back (act);
324         ActionManager::write_sensitive_actions.push_back (act);
325         ActionManager::transport_sensitive_actions.push_back (act);
326         act = ActionManager::register_action (transport_actions, X_("Rewind"), _("Rewind"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_rewind), 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_("RewindSlow"), _("Rewind (Slow)"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_rewind), -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_("RewindFast"), _("Rewind (Fast)"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_rewind), 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_("Forward"), _("Forward"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_forward), 0));
336         ActionManager::session_sensitive_actions.push_back (act);
337         ActionManager::transport_sensitive_actions.push_back (act);
338         act = ActionManager::register_action (transport_actions, X_("ForwardSlow"), _("Forward (Slow)"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_forward), -1));
339         ActionManager::session_sensitive_actions.push_back (act);
340         ActionManager::transport_sensitive_actions.push_back (act);
341         act = ActionManager::register_action (transport_actions, X_("ForwardFast"), _("Forward (Fast)"), sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::transport_forward), 1));
342         ActionManager::session_sensitive_actions.push_back (act);
343         ActionManager::transport_sensitive_actions.push_back (act);
344         act = ActionManager::register_action (transport_actions, X_("GotoZero"), _("Goto Zero"), sigc::mem_fun(*this, &ARDOUR_UI::transport_goto_zero));
345         ActionManager::session_sensitive_actions.push_back (act);
346         ActionManager::transport_sensitive_actions.push_back (act);
347         act = ActionManager::register_action (transport_actions, X_("GotoStart"), _("Goto Start"), sigc::mem_fun(*this, &ARDOUR_UI::transport_goto_start));
348         ActionManager::session_sensitive_actions.push_back (act);
349         ActionManager::transport_sensitive_actions.push_back (act);
350         act = ActionManager::register_action (transport_actions, X_("GotoEnd"), _("Goto End"), sigc::mem_fun(*this, &ARDOUR_UI::transport_goto_end));
351         ActionManager::session_sensitive_actions.push_back (act);
352         ActionManager::transport_sensitive_actions.push_back (act);
353         act = ActionManager::register_action (transport_actions, X_("GotoWallClock"), _("Goto Wall Clock"), sigc::mem_fun(*this, &ARDOUR_UI::transport_goto_wallclock));
354         ActionManager::session_sensitive_actions.push_back (act);
355         ActionManager::transport_sensitive_actions.push_back (act);
356
357         act = ActionManager::register_action (transport_actions, X_("focus-on-clock"), _("Focus On Clock"), sigc::mem_fun(primary_clock, &AudioClock::focus));
358         ActionManager::session_sensitive_actions.push_back (act);
359         ActionManager::transport_sensitive_actions.push_back (act);
360
361         act = ActionManager::register_action (transport_actions, X_("primary-clock-timecode"), _("Timecode"), sigc::bind (sigc::mem_fun(primary_clock, &AudioClock::set_mode), AudioClock::Timecode));
362         ActionManager::session_sensitive_actions.push_back (act);
363         act = ActionManager::register_action (transport_actions, X_("primary-clock-bbt"), _("Bars & Beats"), sigc::bind (sigc::mem_fun(primary_clock, &AudioClock::set_mode), AudioClock::BBT));
364         ActionManager::session_sensitive_actions.push_back (act);
365         act = ActionManager::register_action (transport_actions, X_("primary-clock-minsec"), _("Minutes & Seconds"), sigc::bind (sigc::mem_fun(primary_clock, &AudioClock::set_mode), AudioClock::MinSec));
366         ActionManager::session_sensitive_actions.push_back (act);
367         act = ActionManager::register_action (transport_actions, X_("primary-clock-samples"), _("Samples"), sigc::bind (sigc::mem_fun(primary_clock, &AudioClock::set_mode), AudioClock::Frames));
368         ActionManager::session_sensitive_actions.push_back (act);
369
370         act = ActionManager::register_action (transport_actions, X_("secondary-clock-timecode"), _("Timecode"), sigc::bind (sigc::mem_fun(secondary_clock, &AudioClock::set_mode), AudioClock::Timecode));
371         ActionManager::session_sensitive_actions.push_back (act);
372         act = ActionManager::register_action (transport_actions, X_("secondary-clock-bbt"), _("Bars & Beats"), sigc::bind (sigc::mem_fun(secondary_clock, &AudioClock::set_mode), AudioClock::BBT));
373         ActionManager::session_sensitive_actions.push_back (act);
374         act = ActionManager::register_action (transport_actions, X_("secondary-clock-minsec"), _("Minutes & Seconds"), sigc::bind (sigc::mem_fun(secondary_clock, &AudioClock::set_mode), AudioClock::MinSec));
375         ActionManager::session_sensitive_actions.push_back (act);
376         act = ActionManager::register_action (transport_actions, X_("secondary-clock-samples"), _("Samples"), sigc::bind (sigc::mem_fun(secondary_clock, &AudioClock::set_mode), AudioClock::Frames));
377         ActionManager::session_sensitive_actions.push_back (act);
378
379         act = ActionManager::register_toggle_action (transport_actions, X_("TogglePunchIn"), _("Punch In"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_punch_in));
380         act->set_short_label (_("In"));
381         ActionManager::session_sensitive_actions.push_back (act);
382         ActionManager::transport_sensitive_actions.push_back (act);
383         act = ActionManager::register_toggle_action (transport_actions, X_("TogglePunchOut"), _("Punch Out"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_punch_out));
384         act->set_short_label (_("Out"));
385         ActionManager::session_sensitive_actions.push_back (act);
386         ActionManager::transport_sensitive_actions.push_back (act);
387         act = ActionManager::register_toggle_action (transport_actions, X_("TogglePunch"), _("Punch In/Out"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_punch));
388         act->set_short_label (_("In/Out"));
389         ActionManager::session_sensitive_actions.push_back (act);
390         ActionManager::transport_sensitive_actions.push_back (act);
391         act = ActionManager::register_toggle_action (transport_actions, X_("ToggleClick"), _("Click"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_click));
392         ActionManager::session_sensitive_actions.push_back (act);
393         ActionManager::transport_sensitive_actions.push_back (act);
394         act = ActionManager::register_toggle_action (transport_actions, X_("ToggleAutoInput"), _("Auto Input"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_auto_input));
395         ActionManager::session_sensitive_actions.push_back (act);
396         ActionManager::transport_sensitive_actions.push_back (act);
397         act = ActionManager::register_toggle_action (transport_actions, X_("ToggleAutoPlay"), _("Auto Play"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_auto_play));
398         ActionManager::session_sensitive_actions.push_back (act);
399         ActionManager::transport_sensitive_actions.push_back (act);
400         act = ActionManager::register_toggle_action (transport_actions, X_("ToggleAutoReturn"), _("Auto Return"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_auto_return));
401         ActionManager::session_sensitive_actions.push_back (act);
402         ActionManager::transport_sensitive_actions.push_back (act);
403
404         act = ActionManager::register_toggle_action (transport_actions, X_("ToggleVideoSync"), _("Sync Startup to Video"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_video_sync));
405         ActionManager::session_sensitive_actions.push_back (act);
406         act = ActionManager::register_toggle_action (transport_actions, X_("ToggleTimeMaster"), _("Time Master"), sigc::mem_fun(*this, &ARDOUR_UI::toggle_time_master));
407         ActionManager::session_sensitive_actions.push_back (act);
408         act = ActionManager::register_toggle_action (transport_actions, X_("ToggleExternalSync"), "", sigc::mem_fun(*this, &ARDOUR_UI::toggle_external_sync));
409         ActionManager::session_sensitive_actions.push_back (act);
410
411         for (int i = 1; i <= 32; ++i) {
412                 string const a = string_compose (X_("ToggleRecordEnableTrack%1"), i);
413                 string const n = string_compose (_("Toggle Record Enable Track %1"), i);
414                 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));
415                 ActionManager::session_sensitive_actions.push_back (act);
416         }
417
418         Glib::RefPtr<ActionGroup> shuttle_actions = ActionGroup::create ("ShuttleActions");
419
420         shuttle_actions->add (Action::create (X_("SetShuttleUnitsPercentage"), _("Percentage")), hide_return (sigc::bind (sigc::mem_fun (*Config, &RCConfiguration::set_shuttle_units), Percentage)));
421         shuttle_actions->add (Action::create (X_("SetShuttleUnitsSemitones"), _("Semitones")), hide_return (sigc::bind (sigc::mem_fun (*Config, &RCConfiguration::set_shuttle_units), Semitones)));
422
423         Glib::RefPtr<ActionGroup> option_actions = ActionGroup::create ("options");
424
425         act = ActionManager::register_toggle_action (option_actions, X_("SendMTC"), _("Send MTC"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_send_mtc));
426         ActionManager::session_sensitive_actions.push_back (act);
427         act = ActionManager::register_toggle_action (option_actions, X_("SendMMC"), _("Send MMC"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_send_mmc));
428         ActionManager::session_sensitive_actions.push_back (act);
429         act = ActionManager::register_toggle_action (option_actions, X_("UseMMC"), _("Use MMC"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_use_mmc));
430         ActionManager::session_sensitive_actions.push_back (act);
431         act = ActionManager::register_toggle_action (option_actions, X_("SendMidiClock"), _("Send MIDI Clock"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_send_midi_clock));
432         ActionManager::session_sensitive_actions.push_back (act);
433         act = ActionManager::register_toggle_action (option_actions, X_("SendMIDIfeedback"), _("Send MIDI Feedback"), sigc::mem_fun (*this, &ARDOUR_UI::toggle_send_midi_feedback));
434         ActionManager::session_sensitive_actions.push_back (act);
435
436
437         if (getenv ("ARDOUR_BUNDLED")) {
438                 act = ActionManager::register_toggle_action (main_actions, X_("EnableTranslation"), _("Enable Translations"), mem_fun (*this, &ARDOUR_UI::toggle_translations));
439                 if (act) {
440                         RefPtr<ToggleAction> ract = RefPtr<ToggleAction>::cast_dynamic (act);
441                         if (ract) {
442                                 ract->set_active (!ARDOUR::translations_are_disabled());
443                         }
444                 }
445         }
446
447         /* MIDI */
448
449         Glib::RefPtr<ActionGroup> midi_actions = ActionGroup::create (X_("MIDI"));
450         ActionManager::register_action (midi_actions, X_("panic"), _("Panic"), sigc::mem_fun(*this, &ARDOUR_UI::midi_panic));
451
452         ActionManager::add_action_group (shuttle_actions);
453         ActionManager::add_action_group (option_actions);
454         ActionManager::add_action_group (jack_actions);
455         ActionManager::add_action_group (transport_actions);
456         ActionManager::add_action_group (main_actions);
457         ActionManager::add_action_group (common_actions);
458         ActionManager::add_action_group (midi_actions);
459 }
460
461 void
462 ARDOUR_UI::set_jack_buffer_size (pframes_t nframes)
463 {
464         Glib::RefPtr<Action> action;
465         const char* action_name = 0;
466
467         switch (nframes) {
468         case 32:
469                 action_name = X_("JACKLatency32");
470                 break;
471         case 64:
472                 action_name = X_("JACKLatency64");
473                 break;
474         case 128:
475                 action_name = X_("JACKLatency128");
476                 break;
477         case 256:
478                 action_name = X_("JACKLatency256");
479                 break;
480         case 512:
481                 action_name = X_("JACKLatency512");
482                 break;
483         case 1024:
484                 action_name = X_("JACKLatency1024");
485                 break;
486         case 2048:
487                 action_name = X_("JACKLatency2048");
488                 break;
489         case 4096:
490                 action_name = X_("JACKLatency4096");
491                 break;
492         case 8192:
493                 action_name = X_("JACKLatency8192");
494                 break;
495         default:
496                 /* XXX can we do anything useful ? */
497                 break;
498         }
499
500         if (action_name) {
501
502                 action = ActionManager::get_action (X_("JACK"), action_name);
503
504                 if (action) {
505                         Glib::RefPtr<RadioAction> ract = Glib::RefPtr<RadioAction>::cast_dynamic (action);
506
507                         if (ract && ract->get_active()) {
508                                 engine->request_buffer_size (nframes);
509                                 update_sample_rate (0);
510                         }
511                 }
512         }
513 }
514
515 void
516 ARDOUR_UI::build_menu_bar ()
517 {
518         menu_bar = dynamic_cast<MenuBar*> (ActionManager::get_widget (X_("/Main")));
519         menu_bar->set_name ("MainMenuBar");
520
521         /*
522          * This is needed because this property does not get installed
523          * until the Menu GObject class is registered, which happens
524          * when the first menu instance is created.
525          */
526         // XXX bug in gtkmm causes this to popup an error message
527         // Gtk::Settings::get_default()->property_gtk_can_change_accels() = true;
528         // so use this instead ...
529         gtk_settings_set_long_property (gtk_settings_get_default(), "gtk-can-change-accels", 1, "Ardour:designers");
530
531         EventBox* ev = manage (new EventBox);
532         ev->show ();
533         HBox* hbox = manage (new HBox);
534         hbox->show ();
535         
536         ev->add (*hbox);
537
538         wall_clock_box.add (wall_clock_label);
539         wall_clock_box.set_name ("WallClock");
540         wall_clock_label.set_name ("WallClock");
541
542         disk_space_box.add (disk_space_label);
543         disk_space_box.set_name ("WallClock");
544         disk_space_label.set_name ("WallClock");
545         disk_space_label.set_use_markup ();
546
547         cpu_load_box.add (cpu_load_label);
548         cpu_load_box.set_name ("CPULoad");
549         cpu_load_label.set_name ("CPULoad");
550         cpu_load_label.set_use_markup ();
551
552         buffer_load_box.add (buffer_load_label);
553         buffer_load_box.set_name ("BufferLoad");
554         buffer_load_label.set_name ("BufferLoad");
555         buffer_load_label.set_use_markup ();
556
557         resize_text_widgets ();
558
559         sample_rate_box.add (sample_rate_label);
560         sample_rate_box.set_name ("SampleRate");
561         sample_rate_label.set_name ("SampleRate");
562         sample_rate_label.set_use_markup ();
563
564         format_box.add (format_label);
565         format_box.set_name ("Format");
566         format_label.set_name ("Format");
567         format_label.set_use_markup ();
568
569 #ifndef TOP_MENUBAR
570         menu_hbox.pack_start (*menu_bar, false, false);
571 #else
572         cerr << "PUSHING MENUBAR TO GLOBAL MENU\n";
573         use_menubar_as_top_menubar ();
574 #endif
575
576         bool wall_clock = false;
577         bool disk_space = false;
578
579         if (!Profile->get_small_screen()) {
580 #ifndef GTKOSX
581                 // OSX provides its own wallclock, thank you very much
582                 wall_clock = true;
583 #endif
584                 disk_space = true;
585         }
586         
587         hbox->pack_end (wall_clock_box, false, false, 2);
588         hbox->pack_end (disk_space_box, false, false, 4);
589         hbox->pack_end (cpu_load_box, false, false, 4);
590         hbox->pack_end (buffer_load_box, false, false, 4);
591         hbox->pack_end (sample_rate_box, false, false, 4);
592         hbox->pack_end (format_box, false, false, 4);
593
594         menu_hbox.pack_end (*ev, false, false);
595
596         menu_bar_base.set_name ("MainMenuBar");
597         menu_bar_base.add (menu_hbox);
598
599         _status_bar_visibility.add (&wall_clock_box,  X_("WallClock"), _("Wall Clock"), wall_clock);
600         _status_bar_visibility.add (&disk_space_box,  X_("Disk"),      _("Disk Space"), disk_space);
601         _status_bar_visibility.add (&cpu_load_box,    X_("DSP"),       _("DSP"), true);
602         _status_bar_visibility.add (&buffer_load_box, X_("Buffers"),   _("Buffers"), true);
603         _status_bar_visibility.add (&sample_rate_box, X_("JACK"),      _("JACK Sampling Rate and Latency"), true);
604         _status_bar_visibility.add (&format_box,      X_("Format"),    _("File Format"), true);
605
606         ev->signal_button_press_event().connect (sigc::mem_fun (_status_bar_visibility, &VisibilityGroup::button_press_event));
607 }
608
609 void
610 ARDOUR_UI::use_menubar_as_top_menubar ()
611 {
612         Gtk::Widget* widget;
613         Application* app = Application::instance ();
614
615         /* Quit will be taken of separately */
616
617         if ((widget = ActionManager::get_widget ("/ui/Main/Session/Quit"))) {
618                 widget->hide ();
619         }
620
621         GtkApplicationMenuGroup* group = app->add_app_menu_group ();
622
623         if ((widget = ActionManager::get_widget ("/ui/Main/Session/About"))) {
624                 app->add_app_menu_item (group, dynamic_cast<MenuItem*>(widget));
625         }
626
627         if ((widget = ActionManager::get_widget ("/ui/Main/Session/ToggleRCOptionsEditor"))) {
628                 app->add_app_menu_item (group, dynamic_cast<MenuItem*>(widget));
629         }
630
631         app->set_menu_bar (*menu_bar);
632 }
633
634 void
635 ARDOUR_UI::setup_clock ()
636 {
637         ARDOUR_UI::Clock.connect (sigc::bind (sigc::mem_fun (big_clock, &AudioClock::set), false));
638
639         big_clock_window->set (new Window (WINDOW_TOPLEVEL), false);
640
641         big_clock_window->get()->set_keep_above (true);
642         big_clock_window->get()->set_border_width (0);
643         big_clock_window->get()->add (*big_clock);
644
645         big_clock_window->get()->set_title (_("Big Clock"));
646         big_clock_window->get()->signal_realize().connect (sigc::mem_fun (*this, &ARDOUR_UI::big_clock_realized));
647         big_clock_window->get()->signal_unmap().connect (sigc::bind (sigc::ptr_fun(&ActionManager::uncheck_toggleaction), X_("<Actions>/Common/ToggleBigClock")));
648         big_clock_window->get()->signal_key_press_event().connect (sigc::bind (sigc::ptr_fun (relay_key_press), big_clock_window->get()), false);
649         big_clock_window->get()->signal_size_allocate().connect (sigc::mem_fun (*this, &ARDOUR_UI::big_clock_size_allocate));
650
651         manage_window (*big_clock_window->get());
652 }
653
654 void
655 ARDOUR_UI::big_clock_realized ()
656 {
657         int x, y, w, d;
658
659         set_decoration (big_clock_window->get(), (Gdk::DECOR_BORDER|Gdk::DECOR_RESIZEH));
660         big_clock_window->get()->get_window()->get_geometry (x, y, w, big_clock_height, d);
661
662         original_big_clock_height = big_clock_height;
663         original_big_clock_width = w;
664
665         Pango::FontDescription fd (big_clock->get_style()->get_font());
666         original_big_clock_font_size = fd.get_size ();
667
668         if (!fd.get_size_is_absolute ()) {
669                 original_big_clock_font_size /= PANGO_SCALE;
670         }
671
672         big_clock_window->setup ();
673 }
674
675 void
676 ARDOUR_UI::float_big_clock (Gtk::Window* parent)
677 {
678         if (big_clock_window->get()) {
679                 if (parent) {
680                         big_clock_window->get()->set_transient_for (*parent);
681                 } else {
682                         gtk_window_set_transient_for (big_clock_window->get()->gobj(), (GtkWindow*) 0);
683                 }
684         }
685 }
686
687 void
688 ARDOUR_UI::big_clock_size_allocate (Gtk::Allocation&)
689 {
690         if (!big_clock_resize_in_progress) {
691                 Glib::signal_idle().connect (sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::idle_big_clock_text_resizer), 0, 0));
692                 big_clock_resize_in_progress = true;
693         }
694 }
695
696 bool
697 ARDOUR_UI::idle_big_clock_text_resizer (int, int)
698 {
699         big_clock_resize_in_progress = false;
700
701         Glib::RefPtr<Gdk::Window> win = big_clock_window->get()->get_window();
702         Pango::FontDescription fd (big_clock->get_style()->get_font());
703         int current_size = fd.get_size ();
704         int x, y, w, h, d;
705
706         if (!fd.get_size_is_absolute ()) {
707                 current_size /= PANGO_SCALE;
708         }
709
710         win->get_geometry (x, y, w, h, d);
711
712         double scale  = min (((double) w / (double) original_big_clock_width),
713                              ((double) h / (double) original_big_clock_height));
714
715         int size = (int) lrintf (original_big_clock_font_size * scale);
716
717         if (size != current_size) {
718
719                 string family = fd.get_family();
720                 char buf[family.length()+16];
721                 snprintf (buf, family.length()+16, "%s %d", family.c_str(), size);
722
723                 try {
724                         Pango::FontDescription fd (buf);
725                         Glib::RefPtr<Gtk::RcStyle> rcstyle = big_clock->get_modifier_style ();
726                         rcstyle->set_font (fd);
727                         big_clock->modify_style (rcstyle);
728                 }
729
730                 catch (...) {
731                         /* oh well, do nothing */
732                 }
733         }
734
735         return false;
736 }
737
738 void
739 ARDOUR_UI::save_ardour_state ()
740 {
741         if (!keyboard || !mixer || !editor) {
742                 return;
743         }
744
745         /* XXX this is all a bit dubious. add_extra_xml() uses
746            a different lifetime model from add_instant_xml().
747         */
748
749         XMLNode* node = new XMLNode (keyboard->get_state());
750         Config->add_extra_xml (*node);
751         Config->add_extra_xml (get_transport_controllable_state());
752
753         XMLNode* window_node = new XMLNode (X_("UI"));
754         window_node->add_property (_status_bar_visibility.get_state_name().c_str(), _status_bar_visibility.get_state_value ());
755
756         for (list<WindowProxyBase*>::iterator i = _window_proxies.begin(); i != _window_proxies.end(); ++i) {
757                 if ((*i)->rc_configured()) {
758                         window_node->add_child_nocopy (*((*i)->get_state ()));
759                 }
760         }
761
762         /* tearoffs */
763
764         XMLNode* tearoff_node = new XMLNode (X_("Tearoffs"));
765
766         if (transport_tearoff) {
767                 XMLNode* t = new XMLNode (X_("transport"));
768                 transport_tearoff->add_state (*t);
769                 tearoff_node->add_child_nocopy (*t);
770         }
771
772         if (mixer && mixer->monitor_section()) {
773                 XMLNode* t = new XMLNode (X_("monitor-section"));
774                 mixer->monitor_section()->tearoff().add_state (*t);
775                 tearoff_node->add_child_nocopy (*t);
776         }
777
778         if (editor && editor->mouse_mode_tearoff()) {
779                 XMLNode* t = new XMLNode (X_("mouse-mode"));
780                 editor->mouse_mode_tearoff ()->add_state (*t);
781                 tearoff_node->add_child_nocopy (*t);
782         }
783
784         window_node->add_child_nocopy (*tearoff_node);
785
786         Config->add_extra_xml (*window_node);
787
788         if (_startup && _startup->engine_control() && _startup->engine_control()->was_used()) {
789                 Config->add_extra_xml (_startup->engine_control()->get_state());
790         }
791         Config->save_state();
792         if (ui_config->dirty()) {
793                 ui_config->save_state ();
794         }
795
796         XMLNode& enode (static_cast<Stateful*>(editor)->get_state());
797         XMLNode& mnode (mixer->get_state());
798
799         if (_session) {
800                 _session->add_instant_xml (enode);
801                 _session->add_instant_xml (mnode);
802         } else {
803                 Config->add_instant_xml (enode);
804                 Config->add_instant_xml (mnode);
805         }
806
807         Keyboard::save_keybindings ();
808 }
809
810 void
811 ARDOUR_UI::toggle_global_port_matrix (ARDOUR::DataType t)
812 {
813         std::string const action = string_compose ("toggle-%1-connection-manager", t.to_string ());
814
815         if (_global_port_matrix[t]->get() == 0) {
816                 _global_port_matrix[t]->set (new GlobalPortMatrixWindow (_session, t));
817                 _global_port_matrix[t]->get()->signal_unmap().connect(sigc::bind (sigc::ptr_fun (&ActionManager::uncheck_toggleaction), string_compose (X_("<Actions>/Common/%1"), action)));
818         }
819
820         RefPtr<Action> act = ActionManager::get_action (X_("Common"), action.c_str());
821         if (act) {
822                 RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic (act);
823
824                 if (tact->get_active()) {
825                         _global_port_matrix[t]->get()->present ();
826                 } else {
827                         _global_port_matrix[t]->get()->hide ();
828                 }
829         }
830 }
831
832 void
833 ARDOUR_UI::resize_text_widgets ()
834 {
835         set_size_request_to_display_given_text (cpu_load_label, "DSP: 100.0%", 2, 2);
836         set_size_request_to_display_given_text (buffer_load_label, "Buffers: p:100% c:100%", 2, 2);
837 }