gtk2_ardour/ardour_ui2.cc

   1 /*
   2     Copyright (C) 1999 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 #include <fcntl.h>
  25 #include <signal.h>
  26 #include <unistd.h>
  27 #include <cerrno>
  28 #include <iostream>
  29 #include <cmath>
  30
  31 #include <sigc++/bind.h>
  32 #include "pbd/error.h"
  33 #include "pbd/basename.h"
  34 #include "pbd/fastlog.h"
  35 #include <gtkmm2ext/utils.h>
  36 #include <gtkmm2ext/click_box.h>
  37 #include <gtkmm2ext/tearoff.h>
  38
  39 #include "ardour/session.h"
  40 #include "ardour/audioengine.h"
  41 #include "ardour/ardour.h"
  42 #include "ardour/profile.h"
  43 #include "ardour/route.h"
  44
  45 #include "ardour_ui.h"
  46 #include "keyboard.h"
  47 #include "public_editor.h"
  48 #include "audio_clock.h"
  49 #include "actions.h"
  50 #include "utils.h"
  51 #include "theme_manager.h"
  52 #include "midi_tracer.h"
  53 #include "global_port_matrix.h"
  54 #include "location_ui.h"
  55 #include "rc_option_editor.h"
  56
  57 #include "i18n.h"
  58
  59 using namespace std;
  60 using namespace ARDOUR;
  61 using namespace PBD;
  62 using namespace Gtkmm2ext;
  63 using namespace Gtk;
  64 using namespace Glib;
  65
  66 int
  67 ARDOUR_UI::setup_windows ()
  68 {
  69         if (create_editor ()) {
  70                 error << _("UI: cannot setup editor") << endmsg;
  71                 return -1;
  72         }
  73
  74         if (create_mixer ()) {
  75                 error << _("UI: cannot setup mixer") << endmsg;
  76                 return -1;
  77         }
  78
  79         /* all other dialogs are created conditionally */
  80
  81         we_have_dependents ();
  82
  83         theme_manager->signal_unmap().connect (sigc::bind (sigc::ptr_fun(&ActionManager::uncheck_toggleaction), X_("<Actions>/Common/ToggleThemeManager")));
  84
  85 #ifdef TOP_MENUBAR
  86         HBox* status_bar_packer = manage (new HBox);
  87         EventBox* status_bar_event_box = manage (new EventBox);
  88
  89         status_bar_event_box->add (status_bar_label);
  90         status_bar_event_box->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
  91         status_bar_label.set_size_request (300, -1);
  92         status_bar_packer->pack_start (*status_bar_event_box, true, true, 6);
  93         status_bar_packer->pack_start (error_log_button, false, false);
  94
  95         status_bar_label.show ();
  96         status_bar_event_box->show ();
  97         status_bar_packer->show ();
  98         error_log_button.show ();
  99
 100         error_log_button.signal_clicked().connect (mem_fun (*this, &UI::toggle_errors));
 101         status_bar_event_box->signal_button_press_event().connect (mem_fun (*this, &ARDOUR_UI::status_bar_button_press));
 102
 103         editor->get_status_bar_packer().pack_start (*status_bar_packer, true, true);
 104         editor->get_status_bar_packer().pack_start (menu_bar_base, false, false, 6);
 105 #else
 106         top_packer.pack_start (menu_bar_base, false, false);
 107 #endif
 108
 109         top_packer.pack_start (transport_frame, false, false);
 110
 111         editor->add_toplevel_controls (top_packer);
 112
 113         setup_transport();
 114         build_menu_bar ();
 115
 116         setup_tooltips ();
 117
 118         return 0;
 119 }
 120
 121 void
 122 ARDOUR_UI::setup_tooltips ()
 123 {
 124         set_tip (roll_button, _("Play from playhead"));
 125         set_tip (stop_button, _("Stop playback"));
 126         set_tip (rec_button, _("Toggle record"));
 127         set_tip (play_selection_button, _("Play range/selection"));
 128         set_tip (join_play_range_button, _("Always play range/selection"));
 129         set_tip (goto_start_button, _("Go to start of session"));
 130         set_tip (goto_end_button, _("Go to end of session"));
 131         set_tip (auto_loop_button, _("Play loop range"));
 132
 133         set_tip (auto_return_button, _("Return to last playback start when stopped"));
 134         set_tip (auto_play_button, _("Start playback after any locate"));
 135         set_tip (auto_input_button, _("Be sensible about input monitoring"));
 136         set_tip (punch_in_button, _("Start recording at auto-punch start"));
 137         set_tip (punch_out_button, _("Stop recording at auto-punch end"));
 138         set_tip (click_button, _("Enable/Disable audio click"));
 139         set_tip (time_master_button, string_compose (_("Does %1 control the time?"), PROGRAM_NAME));
 140         set_tip (shuttle_box, _("Shuttle speed control"));
 141         set_tip (shuttle_units_button, _("Select semitones or %%-age for speed display"));
 142         set_tip (speed_display_box, _("Current transport speed"));
 143         set_tip (solo_alert_button, _("When active, something is soloed.\nClick to de-solo everything"));
 144         set_tip (auditioning_alert_button, _("When active, auditioning is taking place\nClick to stop the audition"));
 145         set_tip (primary_clock, _("Primary Clock"));
 146         set_tip (secondary_clock, _("Secondary Clock"));
 147
 148         synchronize_sync_source_and_video_pullup ();
 149
 150         editor->setup_tooltips ();
 151 }
 152
 153 bool
 154 ARDOUR_UI::status_bar_button_press (GdkEventButton* ev)
 155 {
 156         bool handled = false;
 157
 158         switch (ev->button) {
 159         case 1:
 160                 status_bar_label.set_text ("");
 161                 handled = true;
 162                 break;
 163         default:
 164                 break;
 165         }
 166
 167         return handled;
 168 }
 169
 170 void
 171 ARDOUR_UI::display_message (const char *prefix, gint prefix_len, RefPtr<TextBuffer::Tag> ptag, RefPtr<TextBuffer::Tag> mtag, const char *msg)
 172 {
 173         string text;
 174
 175         UI::display_message (prefix, prefix_len, ptag, mtag, msg);
 176 #ifdef TOP_MENUBAR
 177
 178         if (strcmp (prefix, _("[ERROR]: ")) == 0) {
 179                 text = "<span color=\"red\" weight=\"bold\">";
 180         } else if (strcmp (prefix, _("[WARNING]: ")) == 0) {
 181                 text = "<span color=\"yellow\" weight=\"bold\">";
 182         } else if (strcmp (prefix, _("[INFO]: ")) == 0) {
 183                 text = "<span color=\"green\" weight=\"bold\">";
 184         } else {
 185                 text = "<span color=\"white\" weight=\"bold\">???";
 186         }
 187
 188         text += prefix;
 189         text += "</span>";
 190         text += msg;
 191
 192         status_bar_label.set_markup (text);
 193 #endif
 194 }
 195
 196 XMLNode*
 197 ARDOUR_UI::tearoff_settings (const char* name) const
 198 {
 199         XMLNode* ui_node = Config->extra_xml(X_("UI"));
 200
 201         if (ui_node) {
 202                 XMLNode* tearoff_node = ui_node->child (X_("Tearoffs"));
 203                 if (tearoff_node) {
 204                         XMLNode* mnode = tearoff_node->child (name);
 205                         return mnode;
 206                 }
 207         }
 208
 209         return 0;
 210 }
 211
 212 void
 213 ARDOUR_UI::setup_transport ()
 214 {
 215         transport_tearoff = manage (new TearOff (transport_tearoff_hbox));
 216         transport_tearoff->set_name ("TransportBase");
 217         transport_tearoff->tearoff_window().signal_key_press_event().connect (sigc::bind (sigc::ptr_fun (relay_key_press), &transport_tearoff->tearoff_window()), false);
 218
 219         if (Profile->get_sae()) {
 220                 transport_tearoff->set_can_be_torn_off (false);
 221         }
 222
 223         transport_hbox.pack_start (*transport_tearoff, true, false);
 224
 225         transport_base.set_name ("TransportBase");
 226         transport_base.add (transport_hbox);
 227
 228         transport_frame.set_shadow_type (SHADOW_OUT);
 229         transport_frame.set_name ("BaseFrame");
 230         transport_frame.add (transport_base);
 231
 232         transport_tearoff->Detach.connect (sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::detach_tearoff), static_cast<Box*>(&top_packer),
 233                                                  static_cast<Widget*>(&transport_frame)));
 234         transport_tearoff->Attach.connect (sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::reattach_tearoff), static_cast<Box*> (&top_packer),
 235                                                  static_cast<Widget*> (&transport_frame), 1));
 236         transport_tearoff->Hidden.connect (sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::detach_tearoff), static_cast<Box*>(&top_packer),
 237                                                  static_cast<Widget*>(&transport_frame)));
 238         transport_tearoff->Visible.connect (sigc::bind (sigc::mem_fun(*this, &ARDOUR_UI::reattach_tearoff), static_cast<Box*> (&top_packer),
 239                                                   static_cast<Widget*> (&transport_frame), 1));
 240
 241         shuttle_box.set_name ("TransportButton");
 242         goto_start_button.set_name ("TransportButton");
 243         goto_end_button.set_name ("TransportButton");
 244         roll_button.set_name ("TransportButton");
 245         stop_button.set_name ("TransportButton");
 246         play_selection_button.set_name ("TransportButton");
 247         rec_button.set_name ("TransportRecButton");
 248         auto_loop_button.set_name ("TransportButton");
 249         join_play_range_button.set_name ("TransportButton");
 250
 251         auto_return_button.set_name ("TransportButton");
 252         auto_play_button.set_name ("TransportButton");
 253         auto_input_button.set_name ("TransportButton");
 254         punch_in_button.set_name ("TransportButton");
 255         punch_out_button.set_name ("TransportButton");
 256         click_button.set_name ("TransportButton");
 257         time_master_button.set_name ("TransportButton");
 258         sync_button.set_name ("TransportSyncButton");
 259
 260         stop_button.set_size_request(29, -1);
 261         roll_button.set_size_request(29, -1);
 262         auto_loop_button.set_size_request(29, -1);
 263         play_selection_button.set_size_request(29, -1);
 264         goto_start_button.set_size_request(29, -1);
 265         goto_end_button.set_size_request(29, -1);
 266         rec_button.set_size_request(29, -1);
 267
 268         Widget* w;
 269
 270         stop_button.set_visual_state (1);
 271
 272         w = manage (new Image (get_icon (X_("transport_start"))));
 273         w->show();
 274         goto_start_button.add (*w);
 275         w = manage (new Image (get_icon (X_("transport_end"))));
 276         w->show();
 277         goto_end_button.add (*w);
 278         w = manage (new Image (get_icon (X_("transport_play"))));
 279         w->show();
 280         roll_button.add (*w);
 281         w = manage (new Image (get_icon (X_("transport_stop"))));
 282         w->show();
 283         stop_button.add (*w);
 284         w = manage (new Image (get_icon (X_("transport_range"))));
 285         w->show();
 286         play_selection_button.add (*w);
 287         w = manage (new Image (get_icon (X_("transport_record"))));
 288         w->show();
 289         rec_button.add (*w);
 290         w = manage (new Image (get_icon (X_("transport_loop"))));
 291         w->show();
 292         auto_loop_button.add (*w);
 293         w = manage (new Image (get_icon (X_("join_tools"))));
 294         w->show ();
 295         join_play_range_button.add (*w);
 296
 297         RefPtr<Action> act;
 298
 299         act = ActionManager::get_action (X_("Transport"), X_("Stop"));
 300         act->connect_proxy (stop_button);
 301         act = ActionManager::get_action (X_("Transport"), X_("Roll"));
 302         act->connect_proxy (roll_button);
 303         act = ActionManager::get_action (X_("Transport"), X_("Record"));
 304         act->connect_proxy (rec_button);
 305         act = ActionManager::get_action (X_("Transport"), X_("GotoStart"));
 306         act->connect_proxy (goto_start_button);
 307         act = ActionManager::get_action (X_("Transport"), X_("GotoEnd"));
 308         act->connect_proxy (goto_end_button);
 309         act = ActionManager::get_action (X_("Transport"), X_("Loop"));
 310         act->connect_proxy (auto_loop_button);
 311         act = ActionManager::get_action (X_("Transport"), X_("PlaySelection"));
 312         act->connect_proxy (play_selection_button);
 313         act = ActionManager::get_action (X_("Transport"), X_("ToggleTimeMaster"));
 314         act->connect_proxy (time_master_button);
 315         act = ActionManager::get_action (X_("Transport"), X_("ToggleExternalSync"));
 316         act->connect_proxy (sync_button);
 317
 318         shuttle_box.set_flags (CAN_FOCUS);
 319         shuttle_box.add_events (Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK|Gdk::BUTTON_RELEASE_MASK|Gdk::BUTTON_PRESS_MASK|Gdk::POINTER_MOTION_MASK|Gdk::SCROLL_MASK);
 320         shuttle_box.set_size_request (100, 15);
 321
 322         shuttle_box.signal_button_press_event().connect (sigc::mem_fun(*this, &ARDOUR_UI::shuttle_box_button_press));
 323         shuttle_box.signal_button_release_event().connect (sigc::mem_fun(*this, &ARDOUR_UI::shuttle_box_button_release));
 324         shuttle_box.signal_scroll_event().connect (sigc::mem_fun(*this, &ARDOUR_UI::shuttle_box_scroll));
 325         shuttle_box.signal_motion_notify_event().connect (sigc::mem_fun(*this, &ARDOUR_UI::shuttle_box_motion));
 326         shuttle_box.signal_expose_event().connect (sigc::mem_fun(*this, &ARDOUR_UI::shuttle_box_expose));
 327
 328         /* clocks, etc. */
 329
 330         ARDOUR_UI::Clock.connect (sigc::bind (sigc::mem_fun (primary_clock, &AudioClock::set), 'p'));
 331         ARDOUR_UI::Clock.connect (sigc::bind (sigc::mem_fun (secondary_clock, &AudioClock::set), 's'));
 332
 333         primary_clock.ValueChanged.connect (sigc::mem_fun(*this, &ARDOUR_UI::primary_clock_value_changed));
 334         secondary_clock.ValueChanged.connect (sigc::mem_fun(*this, &ARDOUR_UI::secondary_clock_value_changed));
 335         big_clock.ValueChanged.connect (sigc::mem_fun(*this, &ARDOUR_UI::big_clock_value_changed));
 336
 337         ActionManager::get_action ("Transport", "ToggleAutoReturn")->connect_proxy (auto_return_button);
 338         ActionManager::get_action ("Transport", "ToggleAutoPlay")->connect_proxy (auto_play_button);
 339         ActionManager::get_action ("Transport", "ToggleAutoInput")->connect_proxy (auto_input_button);
 340         ActionManager::get_action ("Transport", "ToggleClick")->connect_proxy (click_button);
 341         ActionManager::get_action ("Transport", "TogglePunchIn")->connect_proxy (punch_in_button);
 342         ActionManager::get_action ("Transport", "TogglePunchOut")->connect_proxy (punch_out_button);
 343
 344         click_button.signal_button_press_event().connect (sigc::mem_fun (*this, &ARDOUR_UI::click_button_clicked), false);
 345
 346         preroll_button.set_name ("TransportButton");
 347         postroll_button.set_name ("TransportButton");
 348
 349         preroll_clock.set_mode (AudioClock::MinSec);
 350         preroll_clock.set_name ("TransportClockDisplay");
 351         postroll_clock.set_mode (AudioClock::MinSec);
 352         postroll_clock.set_name ("TransportClockDisplay");
 353
 354         /* alerts */
 355
 356         /* CANNOT sigc::bind these to clicked or toggled, must use pressed or released */
 357
 358         solo_alert_button.set_name ("TransportSoloAlert");
 359         solo_alert_button.signal_button_press_event().connect (sigc::mem_fun(*this,&ARDOUR_UI::solo_alert_press), false);
 360         auditioning_alert_button.set_name ("TransportAuditioningAlert");
 361         auditioning_alert_button.signal_button_press_event().connect (sigc::mem_fun(*this,&ARDOUR_UI::audition_alert_press), false);
 362
 363         alert_box.pack_start (solo_alert_button, false, false);
 364         alert_box.pack_start (auditioning_alert_button, false, false);
 365
 366         transport_tearoff_hbox.set_border_width (3);
 367
 368         transport_tearoff_hbox.pack_start (goto_start_button, false, false);
 369         transport_tearoff_hbox.pack_start (goto_end_button, false, false);
 370
 371         Frame* sframe = manage (new Frame);
 372         VBox*  svbox = manage (new VBox);
 373         HBox*  shbox = manage (new HBox);
 374
 375         sframe->set_shadow_type (SHADOW_IN);
 376         sframe->add (shuttle_box);
 377
 378         shuttle_box.set_name (X_("ShuttleControl"));
 379
 380         speed_display_box.add (speed_display_label);
 381         speed_display_box.set_name (X_("ShuttleDisplay"));
 382         set_size_request_to_display_given_text (speed_display_label, X_("> 24.0"), 2, 2);
 383
 384         shuttle_units_button.set_name (X_("ShuttleButton"));
 385         shuttle_units_button.signal_clicked().connect (sigc::mem_fun(*this, &ARDOUR_UI::shuttle_unit_clicked));
 386
 387         shuttle_style_button.set_name (X_("ShuttleStyleButton"));
 388
 389         vector<string> shuttle_strings;
 390         shuttle_strings.push_back (_("sprung"));
 391         shuttle_strings.push_back (_("wheel"));
 392         set_popdown_strings (shuttle_style_button, shuttle_strings, true);
 393         shuttle_style_button.signal_changed().connect (sigc::mem_fun (*this, &ARDOUR_UI::shuttle_style_changed));
 394
 395         Frame* sdframe = manage (new Frame);
 396
 397         sdframe->set_shadow_type (SHADOW_IN);
 398         sdframe->add (speed_display_box);
 399
 400         /* translators: Egternal is "External" with a descender character */
 401         set_size_request_to_display_given_text (sync_button, X_("Egternal"), 4, 10);
 402
 403         shbox->pack_start (*sdframe, false, false);
 404         shbox->pack_start (shuttle_units_button, true, true);
 405         shbox->pack_start (shuttle_style_button, false, false);
 406
 407         svbox->pack_start (*sframe, false, false);
 408         svbox->pack_start (*shbox, false, false);
 409
 410         transport_tearoff_hbox.pack_start (*svbox, false, false, 3);
 411
 412         if (Profile->get_sae()) {
 413                 transport_tearoff_hbox.pack_start (auto_loop_button);
 414                 transport_tearoff_hbox.pack_start (roll_button);
 415         } else {
 416                 transport_tearoff_hbox.pack_start (auto_loop_button, false, false);
 417                 play_range_hbox.pack_start (play_selection_button, false, false);
 418                 play_range_hbox.pack_start (roll_button, false, false);
 419                 play_range_vbox.pack_start (play_range_hbox, false, false);
 420                 play_range_vbox.pack_start (join_play_range_button, false, false);
 421                 transport_tearoff_hbox.pack_start (play_range_vbox, false, false);
 422         }
 423         transport_tearoff_hbox.pack_start (stop_button, false, false);
 424         transport_tearoff_hbox.pack_start (rec_button, false, false, 6);
 425
 426         HBox* clock_box = manage (new HBox);
 427         clock_box->pack_start (primary_clock, false, false);
 428         if (!ARDOUR::Profile->get_small_screen()) {
 429                 clock_box->pack_start (secondary_clock, false, false);
 430         }
 431
 432         if (!Profile->get_sae()) {
 433                 VBox* time_controls_box = manage (new VBox);
 434                 time_controls_box->pack_start (sync_button, false, false);
 435                 time_controls_box->pack_start (time_master_button, false, false);
 436                 clock_box->pack_start (*time_controls_box, false, false, 1);
 437         }
 438
 439         transport_tearoff_hbox.pack_start (*clock_box, false, false, 0);
 440
 441         HBox* toggle_box = manage(new HBox);
 442
 443         VBox* punch_box = manage (new VBox);
 444         punch_box->pack_start (punch_in_button, false, false);
 445         punch_box->pack_start (punch_out_button, false, false);
 446         toggle_box->pack_start (*punch_box, false, false);
 447
 448         VBox* auto_box = manage (new VBox);
 449         auto_box->pack_start (auto_play_button, false, false);
 450         auto_box->pack_start (auto_return_button, false, false);
 451         toggle_box->pack_start (*auto_box, false, false);
 452
 453         VBox* io_box = manage (new VBox);
 454         io_box->pack_start (auto_input_button, false, false);
 455         io_box->pack_start (click_button, false, false);
 456         toggle_box->pack_start (*io_box, false, false);
 457
 458         /* desensitize */
 459
 460         set_transport_sensitivity (false);
 461
 462 //      toggle_box->pack_start (preroll_button, false, false);
 463 //      toggle_box->pack_start (preroll_clock, false, false);
 464
 465 //      toggle_box->pack_start (postroll_button, false, false);
 466 //      toggle_box->pack_start (postroll_clock, false, false);
 467
 468         transport_tearoff_hbox.pack_start (*toggle_box, false, false, 4);
 469         transport_tearoff_hbox.pack_start (alert_box, false, false);
 470
 471         if (Profile->get_sae()) {
 472                 Image* img = manage (new Image ((::get_icon (X_("sae")))));
 473                 transport_tearoff_hbox.pack_end (*img, false, false, 6);
 474         }
 475
 476         XMLNode* tnode = tearoff_settings ("transport");
 477         if (tnode) {
 478                 transport_tearoff->set_state (*tnode);
 479         }
 480 }
 481
 482 void
 483 ARDOUR_UI::manage_window (Window& win)
 484 {
 485         win.signal_delete_event().connect (sigc::bind (sigc::ptr_fun (just_hide_it), &win));
 486         win.signal_enter_notify_event().connect (sigc::bind (sigc::mem_fun (Keyboard::the_keyboard(), &Keyboard::enter_window), &win));
 487         win.signal_leave_notify_event().connect (sigc::bind (sigc::mem_fun (Keyboard::the_keyboard(), &Keyboard::leave_window), &win));
 488 }
 489
 490 void
 491 ARDOUR_UI::detach_tearoff (Box* b, Widget* w)
 492 {
 493 //      editor->ensure_float (transport_tearoff->tearoff_window());
 494         b->remove (*w);
 495 }
 496
 497 void
 498 ARDOUR_UI::reattach_tearoff (Box* b, Widget* w, int32_t n)
 499 {
 500         b->pack_start (*w);
 501         b->reorder_child (*w, n);
 502 }
 503
 504 void
 505 ARDOUR_UI::soloing_changed (bool onoff)
 506 {
 507         if (solo_alert_button.get_active() != onoff) {
 508                 solo_alert_button.set_active (onoff);
 509         }
 510 }
 511
 512 void
 513 ARDOUR_UI::_auditioning_changed (bool onoff)
 514 {
 515         if (auditioning_alert_button.get_active() != onoff) {
 516                 auditioning_alert_button.set_active (onoff);
 517                 set_transport_sensitivity (!onoff);
 518         }
 519 }
 520
 521 void
 522 ARDOUR_UI::auditioning_changed (bool onoff)
 523 {
 524         UI::instance()->call_slot (MISSING_INVALIDATOR, boost::bind (&ARDOUR_UI::_auditioning_changed, this, onoff));
 525 }
 526
 527 bool
 528 ARDOUR_UI::audition_alert_press (GdkEventButton*)
 529 {
 530         if (_session) {
 531                 _session->cancel_audition();
 532         }
 533         return true;
 534 }
 535
 536 bool
 537 ARDOUR_UI::solo_alert_press (GdkEventButton*)
 538 {
 539         if (_session) {
 540                 if (_session->soloing()) {
 541                         _session->set_solo (_session->get_routes(), false);
 542                 } else if (_session->listening()) {
 543                         _session->set_listen (_session->get_routes(), false);
 544                 }
 545         }
 546         return true;
 547 }
 548
 549 void
 550 ARDOUR_UI::solo_blink (bool onoff)
 551 {
 552         if (_session == 0) {
 553                 return;
 554         }
 555
 556         if (_session->soloing() || _session->listening()) {
 557                 if (onoff) {
 558                         solo_alert_button.set_state (STATE_ACTIVE);
 559                 } else {
 560                         solo_alert_button.set_state (STATE_NORMAL);
 561                 }
 562         } else {
 563                 solo_alert_button.set_active (false);
 564                 solo_alert_button.set_state (STATE_NORMAL);
 565         }
 566 }
 567
 568 void
 569 ARDOUR_UI::sync_blink (bool onoff)
 570 {
 571         if (_session == 0 || !_session->config.get_external_sync()) {
 572                 /* internal sync */
 573                 sync_button.set_visual_state (0);
 574                 return;
 575         }
 576
 577         if (!_session->transport_locked()) {
 578                 /* not locked, so blink on and off according to the onoff argument */
 579
 580                 if (onoff) {
 581                         sync_button.set_visual_state (1); // "-active"
 582                 } else {
 583                         sync_button.set_visual_state (0); // normal
 584                 }
 585         } else {
 586                 /* locked */
 587                 sync_button.set_visual_state (1); // "-active"
 588         }
 589 }
 590
 591 void
 592 ARDOUR_UI::audition_blink (bool onoff)
 593 {
 594         if (_session == 0) {
 595                 return;
 596         }
 597
 598         if (_session->is_auditioning()) {
 599                 if (onoff) {
 600                         auditioning_alert_button.set_state (STATE_ACTIVE);
 601                 } else {
 602                         auditioning_alert_button.set_state (STATE_NORMAL);
 603                 }
 604         } else {
 605                 auditioning_alert_button.set_active (false);
 606                 auditioning_alert_button.set_state (STATE_NORMAL);
 607         }
 608 }
 609
 610 void
 611 ARDOUR_UI::build_shuttle_context_menu ()
 612 {
 613         using namespace Menu_Helpers;
 614
 615         shuttle_context_menu = new Menu();
 616         MenuList& items = shuttle_context_menu->items();
 617
 618         Menu* speed_menu = manage (new Menu());
 619         MenuList& speed_items = speed_menu->items();
 620
 621         RadioMenuItem::Group group;
 622
 623         speed_items.push_back (RadioMenuElem (group, "8", sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::set_shuttle_max_speed), 8.0f)));
 624         if (shuttle_max_speed == 8.0) {
 625                 static_cast<RadioMenuItem*>(&speed_items.back())->set_active ();
 626         }
 627         speed_items.push_back (RadioMenuElem (group, "6", sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::set_shuttle_max_speed), 6.0f)));
 628         if (shuttle_max_speed == 6.0) {
 629                 static_cast<RadioMenuItem*>(&speed_items.back())->set_active ();
 630         }
 631         speed_items.push_back (RadioMenuElem (group, "4", sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::set_shuttle_max_speed), 4.0f)));
 632         if (shuttle_max_speed == 4.0) {
 633                 static_cast<RadioMenuItem*>(&speed_items.back())->set_active ();
 634         }
 635         speed_items.push_back (RadioMenuElem (group, "3", sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::set_shuttle_max_speed), 3.0f)));
 636         if (shuttle_max_speed == 3.0) {
 637                 static_cast<RadioMenuItem*>(&speed_items.back())->set_active ();
 638         }
 639         speed_items.push_back (RadioMenuElem (group, "2", sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::set_shuttle_max_speed), 2.0f)));
 640         if (shuttle_max_speed == 2.0) {
 641                 static_cast<RadioMenuItem*>(&speed_items.back())->set_active ();
 642         }
 643         speed_items.push_back (RadioMenuElem (group, "1.5", sigc::bind (sigc::mem_fun (*this, &ARDOUR_UI::set_shuttle_max_speed), 1.5f)));
 644         if (shuttle_max_speed == 1.5) {
 645                 static_cast<RadioMenuItem*>(&speed_items.back())->set_active ();
 646         }
 647
 648         items.push_back (MenuElem (_("Maximum speed"), *speed_menu));
 649 }
 650
 651 void
 652 ARDOUR_UI::show_shuttle_context_menu ()
 653 {
 654         if (shuttle_context_menu == 0) {
 655                 build_shuttle_context_menu ();
 656         }
 657
 658         shuttle_context_menu->popup (1, gtk_get_current_event_time());
 659 }
 660
 661 void
 662 ARDOUR_UI::set_shuttle_max_speed (float speed)
 663 {
 664         shuttle_max_speed = speed;
 665 }
 666
 667 gint
 668 ARDOUR_UI::shuttle_box_button_press (GdkEventButton* ev)
 669 {
 670         if (!_session) {
 671                 return true;
 672         }
 673
 674         if (shuttle_controller_binding_proxy.button_press_handler (ev)) {
 675                 return true;
 676         }
 677
 678         if (Keyboard::is_context_menu_event (ev)) {
 679                 show_shuttle_context_menu ();
 680                 return true;
 681         }
 682
 683         switch (ev->button) {
 684         case 1:
 685                 shuttle_box.add_modal_grab ();
 686                 shuttle_grabbed = true;
 687                 mouse_shuttle (ev->x, true);
 688                 break;
 689
 690         case 2:
 691         case 3:
 692                 return true;
 693                 break;
 694         }
 695
 696         return true;
 697 }
 698
 699 gint
 700 ARDOUR_UI::shuttle_box_button_release (GdkEventButton* ev)
 701 {
 702         if (!_session) {
 703                 return true;
 704         }
 705
 706         switch (ev->button) {
 707         case 1:
 708                 mouse_shuttle (ev->x, true);
 709                 shuttle_grabbed = false;
 710                 shuttle_box.remove_modal_grab ();
 711                 if (Config->get_shuttle_behaviour() == Sprung) {
 712                         if (_session->config.get_auto_play() || roll_button.get_visual_state()) {
 713                                 shuttle_fract = SHUTTLE_FRACT_SPEED1;
 714                                 _session->request_transport_speed (1.0);
 715                                 stop_button.set_visual_state (0);
 716                                 roll_button.set_visual_state (1);
 717                         } else {
 718                                 shuttle_fract = 0;
 719                                 _session->request_transport_speed (0.0);
 720                         }
 721                         shuttle_box.queue_draw ();
 722                 }
 723                 return true;
 724
 725         case 2:
 726                 if (_session->transport_rolling()) {
 727                         shuttle_fract = SHUTTLE_FRACT_SPEED1;
 728                         _session->request_transport_speed (1.0);
 729                         stop_button.set_visual_state (0);
 730                         roll_button.set_visual_state (1);
 731                 } else {
 732                         shuttle_fract = 0;
 733                 }
 734                 shuttle_box.queue_draw ();
 735                 return true;
 736
 737         case 3:
 738         default:
 739                 return true;
 740
 741         }
 742
 743         use_shuttle_fract (true);
 744
 745         return true;
 746 }
 747
 748 gint
 749 ARDOUR_UI::shuttle_box_scroll (GdkEventScroll* ev)
 750 {
 751         if (!_session) {
 752                 return true;
 753         }
 754
 755         switch (ev->direction) {
 756
 757         case GDK_SCROLL_UP:
 758                 shuttle_fract += 0.005;
 759                 break;
 760         case GDK_SCROLL_DOWN:
 761                 shuttle_fract -= 0.005;
 762                 break;
 763         default:
 764                 /* scroll left/right */
 765                 return false;
 766         }
 767
 768         use_shuttle_fract (true);
 769
 770         return true;
 771 }
 772
 773 gint
 774 ARDOUR_UI::shuttle_box_motion (GdkEventMotion* ev)
 775 {
 776         if (!_session || !shuttle_grabbed) {
 777                 return true;
 778         }
 779
 780         return mouse_shuttle (ev->x, false);
 781 }
 782
 783 gint
 784 ARDOUR_UI::mouse_shuttle (double x, bool force)
 785 {
 786         double const half_width = shuttle_box.get_width() / 2.0;
 787         double distance = x - half_width;
 788
 789         if (distance > 0) {
 790                 distance = min (distance, half_width);
 791         } else {
 792                 distance = max (distance, -half_width);
 793         }
 794
 795         shuttle_fract = distance / half_width;
 796         use_shuttle_fract (force);
 797         return true;
 798 }
 799
 800 void
 801 ARDOUR_UI::set_shuttle_fract (double f)
 802 {
 803         shuttle_fract = f;
 804         use_shuttle_fract (false);
 805 }
 806
 807 void
 808 ARDOUR_UI::use_shuttle_fract (bool force)
 809 {
 810         microseconds_t now = get_microseconds();
 811
 812         /* do not attempt to submit a motion-driven transport speed request
 813            more than once per process cycle.
 814          */
 815
 816         if (!force && (last_shuttle_request - now) < (microseconds_t) engine->usecs_per_cycle()) {
 817                 return;
 818         }
 819
 820         last_shuttle_request = now;
 821
 822         double speed = 0;
 823
 824         if (Config->get_shuttle_units() == Semitones) {
 825
 826                 double const step = 1.0 / 24.0; // range is 24 semitones up & down
 827                 double const semitones = round (shuttle_fract / step);
 828                 speed = pow (2.0, (semitones / 12.0));
 829
 830         } else {
 831
 832                 bool const neg = (shuttle_fract < 0.0);
 833                 double fract = 1 - sqrt (1 - (shuttle_fract * shuttle_fract)); // Formula A1
 834
 835                 if (neg) {
 836                         fract = -fract;
 837                 }
 838
 839                 speed = shuttle_max_speed * fract;
 840         }
 841
 842         _session->request_transport_speed_nonzero (speed);
 843
 844         shuttle_box.queue_draw ();
 845 }
 846
 847 gint
 848 ARDOUR_UI::shuttle_box_expose (GdkEventExpose* event)
 849 {
 850         gint x;
 851         Glib::RefPtr<Gdk::Window> win (shuttle_box.get_window());
 852
 853         /* redraw the background */
 854
 855         win->draw_rectangle (shuttle_box.get_style()->get_bg_gc (shuttle_box.get_state()),
 856                              true,
 857                              event->area.x, event->area.y,
 858                              event->area.width, event->area.height);
 859
 860
 861         x = (gint) floor ((shuttle_box.get_width() / 2.0) + (0.5 * (shuttle_box.get_width() * shuttle_fract)));
 862
 863         /* draw line */
 864
 865         win->draw_line (shuttle_box.get_style()->get_fg_gc (shuttle_box.get_state()),
 866                         x,
 867                         0,
 868                         x,
 869                         shuttle_box.get_height());
 870         return true;
 871 }
 872
 873 void
 874 ARDOUR_UI::shuttle_unit_clicked ()
 875 {
 876         if (shuttle_unit_menu == 0) {
 877                 shuttle_unit_menu = dynamic_cast<Menu*> (ActionManager::get_widget ("/ShuttleUnitPopup"));
 878         }
 879         shuttle_unit_menu->popup (1, gtk_get_current_event_time());
 880 }
 881
 882 void
 883 ARDOUR_UI::shuttle_style_changed ()
 884 {
 885         string str = shuttle_style_button.get_active_text ();
 886
 887         if (str == _("sprung")) {
 888                 Config->set_shuttle_behaviour (Sprung);
 889         } else if (str == _("wheel")) {
 890                 Config->set_shuttle_behaviour (Wheel);
 891         }
 892 }
 893
 894 void
 895 ARDOUR_UI::update_speed_display ()
 896 {
 897         if (!_session) {
 898                 if (last_speed_displayed != 0) {
 899                         speed_display_label.set_text (_("stop"));
 900                         last_speed_displayed = 0;
 901                 }
 902                 return;
 903         }
 904
 905         char buf[32];
 906         float x = _session->transport_speed ();
 907
 908         if (x != last_speed_displayed) {
 909
 910                 if (x != 0) {
 911                         if (Config->get_shuttle_units() == Percentage) {
 912                                 snprintf (buf, sizeof (buf), "%d", (int) round (x * 100));
 913                         } else {
 914
 915                                 if (x < 0) {
 916                                         snprintf (buf, sizeof (buf), "< %d", (int) round (12.0 * fast_log2 (-x)));
 917                                 } else {
 918                                         snprintf (buf, sizeof (buf), "> %d", (int) round (12.0 * fast_log2 (x)));
 919                                 }
 920                         }
 921                         speed_display_label.set_text (buf);
 922                 } else {
 923                         speed_display_label.set_text (_("stop"));
 924                 }
 925
 926                 last_speed_displayed = x;
 927         }
 928 }
 929
 930 void
 931 ARDOUR_UI::set_transport_sensitivity (bool yn)
 932 {
 933         ActionManager::set_sensitive (ActionManager::transport_sensitive_actions, yn);
 934         shuttle_box.set_sensitive (yn);
 935 }
 936
 937 void
 938 ARDOUR_UI::editor_realized ()
 939 {
 940         boost::function<void (string)> pc (boost::bind (&ARDOUR_UI::parameter_changed, this, _1));
 941         Config->map_parameters (pc);
 942
 943         set_size_request_to_display_given_text (speed_display_box, _("-0.55"), 2, 2);
 944         reset_dpi ();
 945 }
 946
 947 void
 948 ARDOUR_UI::maximise_editing_space ()
 949 {
 950         if (!editor) {
 951                 return;
 952         }
 953
 954         transport_tearoff->set_visible (false);
 955         editor->maximise_editing_space ();
 956         if (Config->get_keep_tearoffs()) {
 957                 transport_tearoff->set_visible (true);
 958         }
 959 }
 960
 961 void
 962 ARDOUR_UI::restore_editing_space ()
 963 {
 964         if (!editor) {
 965                 return;
 966         }
 967
 968         transport_tearoff->set_visible (true);
 969         editor->restore_editing_space ();
 970 }
 971
 972 bool
 973 ARDOUR_UI::click_button_clicked (GdkEventButton* ev)
 974 {
 975         if (ev->button != 3) {
 976                 /* this handler is just for button-3 clicks */
 977                 return false;
 978         }
 979
 980         RefPtr<Action> act = ActionManager::get_action (X_("Common"), X_("ToggleRCOptionsEditor"));
 981         assert (act);
 982
 983         RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic (act);
 984         tact->set_active ();
 985
 986         rc_option_editor->set_current_page (_("Misc"));
 987         return true;
 988 }