gtk2_ardour/ardour_ui.h

   1 /*
   2     Copyright (C) 1999-2002 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 #ifndef __ardour_gui_h__
  21 #define __ardour_gui_h__
  22
  23 #include <time.h>
  24
  25 /* need _BSD_SOURCE to get timersub macros */
  26
  27 #ifdef _BSD_SOURCE
  28 #include <sys/time.h>
  29 #else
  30 #define _BSD_SOURCE
  31 #include <sys/time.h>
  32 #undef _BSD_SOURCE
  33 #endif
  34
  35 #include <list>
  36 #include <cmath>
  37
  38 #include <libgnomecanvasmm/canvas.h>
  39
  40 #include "pbd/xml++.h"
  41 #include "pbd/controllable.h"
  42 #include <gtkmm/box.h>
  43 #include <gtkmm/frame.h>
  44 #include <gtkmm/label.h>
  45 #include <gtkmm/table.h>
  46 #include <gtkmm/fixed.h>
  47 #include <gtkmm/drawingarea.h>
  48 #include <gtkmm/eventbox.h>
  49 #include <gtkmm/menu.h>
  50 #include <gtkmm/menuitem.h>
  51 #include <gtkmm/button.h>
  52 #include <gtkmm/togglebutton.h>
  53 #include <gtkmm/treeview.h>
  54 #include <gtkmm/menubar.h>
  55 #include <gtkmm/textbuffer.h>
  56 #include <gtkmm/adjustment.h>
  57 #include <gtkmm2ext/gtk_ui.h>
  58 #include <gtkmm2ext/click_box.h>
  59 #include <gtkmm2ext/stateful_button.h>
  60 #include <gtkmm2ext/bindable_button.h>
  61 #include "ardour/ardour.h"
  62 #include "ardour/types.h"
  63 #include "ardour/utils.h"
  64 #include "ardour/session_handle.h"
  65
  66 #include "audio_clock.h"
  67 #include "ardour_dialog.h"
  68 #include "editing.h"
  69 #include "ui_config.h"
  70 #include "window_proxy.h"
  71
  72 class About;
  73 class AddRouteDialog;
  74 class ArdourStartup;
  75 class ArdourKeyboard;
  76 class AudioClock;
  77 class BundleManager;
  78 class ConnectionEditor;
  79 class KeyEditor;
  80 class LocationUIWindow;
  81 class Mixer_UI;
  82 class PublicEditor;
  83 class RCOptionEditor;
  84 class RouteParams_UI;
  85 class SessionOptionEditor;
  86 class Splash;
  87 class ThemeManager;
  88 class MidiTracer;
  89 class WindowProxyBase;
  90 class GlobalPortMatrixWindow;
  91
  92 namespace Gtkmm2ext {
  93         class TearOff;
  94 }
  95
  96 namespace ARDOUR {
  97         class ControlProtocolInfo;
  98         class IO;
  99         class Port;
 100         class Route;
 101         class RouteGroup;
 102         class Location;
 103 }
 104
 105 class ARDOUR_UI : public Gtkmm2ext::UI, public ARDOUR::SessionHandlePtr
 106 {
 107   public:
 108         ARDOUR_UI (int *argcp, char **argvp[]);
 109         ~ARDOUR_UI();
 110
 111         bool run_startup (bool should_be_new, std::string load_template);
 112
 113         void show_splash ();
 114         void hide_splash ();
 115
 116         void launch_chat ();
 117         void launch_manual ();
 118         void launch_reference ();
 119         void show_about ();
 120         void hide_about ();
 121
 122         void idle_load (const std::string& path);
 123         void finish();
 124
 125         int load_session (const std::string& path, const std::string& snapshot, std::string mix_template = std::string());
 126         bool session_loaded;
 127         int build_session (const std::string& path, const std::string& snapshot, ARDOUR::BusProfile&);
 128         bool session_is_new() const { return _session_is_new; }
 129
 130         ARDOUR::Session* the_session() { return _session; }
 131
 132         bool will_create_new_session_automatically() const {
 133                 return _will_create_new_session_automatically;
 134         }
 135
 136         void set_will_create_new_session_automatically (bool yn) {
 137                 _will_create_new_session_automatically = yn;
 138         }
 139
 140         int get_session_parameters (bool quit_on_cancel, bool should_be_new = false, std::string load_template = "");
 141         void parse_cmdline_path (const std::string& cmdline_path, std::string& session_name, std::string& session_path, bool& existing_session);
 142         int  load_cmdline_session (const std::string& session_name, const std::string& session_path, bool& existing_session);
 143         int  build_session_from_nsd (const std::string& session_name, const std::string& session_path);
 144         bool ask_about_loading_existing_session (const std::string& session_path);
 145
 146         /// @return true if session was successfully unloaded.
 147         int unload_session (bool hide_stuff = false);
 148         void close_session();
 149
 150         int  save_state_canfail (std::string state_name = "", bool switch_to_it = false);
 151         void save_state (const std::string & state_name = "", bool switch_to_it = false);
 152
 153         static double gain_to_slider_position (ARDOUR::gain_t g);
 154         static ARDOUR::gain_t slider_position_to_gain (double pos);
 155
 156         static ARDOUR_UI *instance () { return theArdourUI; }
 157         static UIConfiguration *config () { return ui_config; }
 158
 159         PublicEditor&     the_editor(){return *editor;}
 160         Mixer_UI* the_mixer() { return mixer; }
 161
 162         void toggle_key_editor ();
 163         void toggle_location_window ();
 164         void toggle_theme_manager ();
 165         void toggle_bundle_manager ();
 166         void toggle_big_clock_window ();
 167         void new_midi_tracer_window ();
 168         void toggle_route_params_window ();
 169         void toggle_editing_space();
 170         void toggle_keep_tearoffs();
 171
 172         Gtk::Tooltips& tooltips() { return _tooltips; }
 173
 174         static sigc::signal<void,bool> Blink;
 175         static sigc::signal<void>      RapidScreenUpdate;
 176         static sigc::signal<void>      SuperRapidScreenUpdate;
 177         /** Emitted frequently with the audible frame, false, and the edit point as
 178          *  parameters respectively.
 179          */
 180         static sigc::signal<void, framepos_t, bool, framepos_t> Clock;
 181
 182         XMLNode* editor_settings() const;
 183         XMLNode* mixer_settings () const;
 184         XMLNode* keyboard_settings () const;
 185         XMLNode* tearoff_settings (const char*) const;
 186
 187         void save_ardour_state ();
 188         gboolean configure_handler (GdkEventConfigure* conf);
 189
 190         void do_transport_locate (framepos_t, bool);
 191         void halt_on_xrun_message ();
 192         void xrun_handler (framepos_t);
 193         void create_xrun_marker (framepos_t);
 194
 195         AudioClock primary_clock;
 196         AudioClock secondary_clock;
 197         AudioClock preroll_clock;
 198         AudioClock postroll_clock;
 199
 200         void store_clock_modes ();
 201         void restore_clock_modes ();
 202         void reset_main_clocks ();
 203
 204         void synchronize_sync_source_and_video_pullup ();
 205
 206         void add_route (Gtk::Window* float_window);
 207
 208         void session_add_audio_track (int input_channels, int32_t output_channels, ARDOUR::TrackMode mode, ARDOUR::RouteGroup* route_group, uint32_t how_many) {
 209                 session_add_audio_route (true, input_channels, output_channels, mode, route_group, how_many);
 210         }
 211
 212         void session_add_audio_bus (int input_channels, int32_t output_channels, ARDOUR::RouteGroup* route_group, uint32_t how_many) {
 213                 session_add_audio_route (false, input_channels, output_channels, ARDOUR::Normal, route_group, how_many);
 214         }
 215
 216         void session_add_midi_track (ARDOUR::RouteGroup* route_group, uint32_t how_many) {
 217                 session_add_midi_route (true, route_group, how_many);
 218         }
 219
 220         /*void session_add_midi_bus () {
 221                 session_add_midi_route (false);
 222         }*/
 223
 224         int  create_engine ();
 225         void post_engine ();
 226
 227         gint exit_on_main_window_close (GdkEventAny *);
 228
 229         void maximise_editing_space ();
 230         void restore_editing_space ();
 231
 232         void setup_profile ();
 233         void setup_theme ();
 234         void setup_tooltips ();
 235
 236         void set_shuttle_fract (double);
 237
 238         void add_window_proxy (WindowProxyBase *);
 239         void remove_window_proxy (WindowProxyBase *);
 240
 241   protected:
 242         friend class PublicEditor;
 243
 244         void toggle_clocking ();
 245         void toggle_auto_play ();
 246         void toggle_auto_input ();
 247         void toggle_punch ();
 248         void unset_dual_punch ();
 249         bool ignore_dual_punch;
 250         void toggle_punch_in ();
 251         void toggle_punch_out ();
 252         void show_loop_punch_ruler_and_disallow_hide ();
 253         void reenable_hide_loop_punch_ruler_if_appropriate ();
 254         void toggle_auto_return ();
 255         void toggle_click ();
 256
 257         void toggle_session_auto_loop ();
 258
 259         void toggle_rc_options_window ();
 260         void toggle_session_options_window ();
 261
 262   private:
 263         ArdourStartup*      _startup;
 264         ARDOUR::AudioEngine *engine;
 265         Gtk::Tooltips        _tooltips;
 266
 267         void                goto_editor_window ();
 268         void                goto_mixer_window ();
 269         void                toggle_mixer_window ();
 270         void                toggle_mixer_on_top ();
 271
 272         Gtk::ToggleButton   preroll_button;
 273         Gtk::ToggleButton   postroll_button;
 274
 275         int  setup_windows ();
 276         void setup_transport ();
 277         void setup_clock ();
 278
 279         static ARDOUR_UI *theArdourUI;
 280
 281         void backend_audio_error (bool we_set_params, Gtk::Window* toplevel = 0);
 282         void startup ();
 283         void shutdown ();
 284
 285         int  ask_about_saving_session (const std::string & why);
 286
 287         /* periodic safety backup, to be precise */
 288         gint autosave_session();
 289         void update_autosave();
 290         sigc::connection _autosave_connection;
 291
 292         void map_transport_state ();
 293         int32_t do_engine_start ();
 294
 295         void engine_halted (const char* reason, bool free_reason);
 296         void engine_stopped ();
 297         void engine_running ();
 298
 299         void use_config ();
 300
 301         static gint _blink  (void *);
 302         void blink ();
 303         gint blink_timeout_tag;
 304         bool blink_on;
 305         void start_blinking ();
 306         void stop_blinking ();
 307
 308         void about_signal_response(int response);
 309
 310         Gtk::VBox     top_packer;
 311
 312         sigc::connection clock_signal_connection;
 313         void         update_clocks ();
 314         void         start_clocking ();
 315         void         stop_clocking ();
 316
 317         void manage_window (Gtk::Window&);
 318
 319         AudioClock   big_clock;
 320         ActionWindowProxy<Gtk::Window>* big_clock_window;
 321         int original_big_clock_width;
 322         int original_big_clock_height;
 323         double original_big_clock_font_size;
 324
 325         void big_clock_size_allocate (Gtk::Allocation&);
 326         bool idle_big_clock_text_resizer (int width, int height);
 327         void big_clock_realized ();
 328         bool big_clock_resize_in_progress;
 329         int  big_clock_height;
 330
 331         void float_big_clock (Gtk::Window* parent);
 332         bool main_window_state_event_handler (GdkEventWindowState*, bool window_was_editor);
 333
 334         void update_transport_clocks (framepos_t pos);
 335         void record_state_changed ();
 336
 337         std::list<MidiTracer*> _midi_tracer_windows;
 338
 339         /* Transport Control */
 340
 341         void detach_tearoff (Gtk::Box* parent, Gtk::Widget* contents);
 342         void reattach_tearoff (Gtk::Box* parent, Gtk::Widget* contents, int32_t order);
 343
 344         Gtkmm2ext::TearOff*      transport_tearoff;
 345         Gtk::Frame               transport_frame;
 346         Gtk::HBox                transport_tearoff_hbox;
 347         Gtk::HBox                play_range_hbox;
 348         Gtk::VBox                play_range_vbox;
 349         Gtk::HBox                transport_hbox;
 350         Gtk::Fixed               transport_base;
 351         Gtk::Fixed               transport_button_base;
 352         Gtk::Frame               transport_button_frame;
 353         Gtk::HBox                transport_button_hbox;
 354         Gtk::VBox                transport_button_vbox;
 355         Gtk::HBox                transport_option_button_hbox;
 356         Gtk::VBox                transport_option_button_vbox;
 357         Gtk::HBox                transport_clock_hbox;
 358         Gtk::VBox                transport_clock_vbox;
 359         Gtk::HBox                primary_clock_hbox;
 360         Gtk::HBox                secondary_clock_hbox;
 361
 362
 363         struct TransportControllable : public PBD::Controllable {
 364             enum ToggleType {
 365                     Roll = 0,
 366                     Stop,
 367                     RecordEnable,
 368                     GotoStart,
 369                     GotoEnd,
 370                     AutoLoop,
 371                     PlaySelection,
 372                     ShuttleControl
 373
 374             };
 375
 376             TransportControllable (std::string name, ARDOUR_UI&, ToggleType);
 377             void set_value (double);
 378             double get_value (void) const;
 379
 380             void set_id (const std::string&);
 381
 382             ARDOUR_UI& ui;
 383             ToggleType type;
 384         };
 385
 386         boost::shared_ptr<TransportControllable> roll_controllable;
 387         boost::shared_ptr<TransportControllable> stop_controllable;
 388         boost::shared_ptr<TransportControllable> goto_start_controllable;
 389         boost::shared_ptr<TransportControllable> goto_end_controllable;
 390         boost::shared_ptr<TransportControllable> auto_loop_controllable;
 391         boost::shared_ptr<TransportControllable> play_selection_controllable;
 392         boost::shared_ptr<TransportControllable> rec_controllable;
 393         boost::shared_ptr<TransportControllable> shuttle_controllable;
 394         BindingProxy shuttle_controller_binding_proxy;
 395
 396         void set_transport_controllable_state (const XMLNode&);
 397         XMLNode& get_transport_controllable_state ();
 398
 399         BindableButton roll_button;
 400         BindableButton stop_button;
 401         BindableButton goto_start_button;
 402         BindableButton goto_end_button;
 403         BindableButton auto_loop_button;
 404         BindableButton play_selection_button;
 405         BindableButton rec_button;
 406         Gtk::ToggleButton join_play_range_button;
 407
 408         void toggle_external_sync ();
 409         void toggle_time_master ();
 410         void toggle_video_sync ();
 411
 412         Gtk::DrawingArea  shuttle_box;
 413         Gtk::EventBox     speed_display_box;
 414         Gtk::Label        speed_display_label;
 415         Gtk::Button       shuttle_units_button;
 416         Gtk::ComboBoxText shuttle_style_button;
 417         Gtk::Menu*        shuttle_unit_menu;
 418         Gtk::Menu*        shuttle_style_menu;
 419         float             shuttle_max_speed;
 420         Gtk::Menu*        shuttle_context_menu;
 421
 422         void build_shuttle_context_menu ();
 423         void show_shuttle_context_menu ();
 424         void shuttle_style_changed();
 425         void shuttle_unit_clicked ();
 426         void set_shuttle_max_speed (float);
 427         void update_speed_display ();
 428         float last_speed_displayed;
 429
 430         gint shuttle_box_button_press (GdkEventButton*);
 431         gint shuttle_box_button_release (GdkEventButton*);
 432         gint shuttle_box_scroll (GdkEventScroll*);
 433         gint shuttle_box_motion (GdkEventMotion*);
 434         gint shuttle_box_expose (GdkEventExpose*);
 435         gint mouse_shuttle (double x, bool force);
 436         void use_shuttle_fract (bool force);
 437
 438         bool   shuttle_grabbed;
 439         double shuttle_fract;
 440
 441         Gtkmm2ext::StatefulToggleButton punch_in_button;
 442         Gtkmm2ext::StatefulToggleButton punch_out_button;
 443         Gtkmm2ext::StatefulToggleButton auto_return_button;
 444         Gtkmm2ext::StatefulToggleButton auto_play_button;
 445         Gtkmm2ext::StatefulToggleButton auto_input_button;
 446         Gtkmm2ext::StatefulToggleButton click_button;
 447         Gtkmm2ext::StatefulToggleButton time_master_button;
 448         Gtkmm2ext::StatefulToggleButton sync_button;
 449
 450         Gtk::ToggleButton auditioning_alert_button;
 451         Gtk::ToggleButton solo_alert_button;
 452
 453         Gtk::VBox alert_box;
 454
 455         void solo_blink (bool);
 456         void sync_blink (bool);
 457         void audition_blink (bool);
 458
 459         void soloing_changed (bool);
 460         void auditioning_changed (bool);
 461         void _auditioning_changed (bool);
 462
 463         bool solo_alert_press (GdkEventButton* ev);
 464         bool audition_alert_press (GdkEventButton* ev);
 465
 466         void big_clock_value_changed ();
 467         void primary_clock_value_changed ();
 468         void secondary_clock_value_changed ();
 469
 470         /* called by Blink signal */
 471
 472         void transport_rec_enable_blink (bool onoff);
 473
 474         Gtk::Menu*        session_popup_menu;
 475
 476         struct RecentSessionModelColumns : public Gtk::TreeModel::ColumnRecord {
 477             RecentSessionModelColumns() {
 478                     add (visible_name);
 479                     add (fullpath);
 480             }
 481             Gtk::TreeModelColumn<std::string> visible_name;
 482             Gtk::TreeModelColumn<std::string> fullpath;
 483         };
 484
 485         RecentSessionModelColumns    recent_session_columns;
 486         Gtk::TreeView                recent_session_display;
 487         Glib::RefPtr<Gtk::TreeStore> recent_session_model;
 488
 489         ArdourDialog*     session_selector_window;
 490         Gtk::FileChooserDialog* open_session_selector;
 491
 492         void build_session_selector();
 493         void redisplay_recent_sessions();
 494         void recent_session_row_activated (const Gtk::TreePath& path, Gtk::TreeViewColumn* col);
 495
 496         struct RecentSessionsSorter {
 497                 bool operator() (std::pair<std::string,std::string> a, std::pair<std::string,std::string> b) const {
 498                     return cmp_nocase(a.first, b.first) == -1;
 499             }
 500         };
 501
 502         /* menu bar and associated stuff */
 503
 504         Gtk::MenuBar* menu_bar;
 505         Gtk::EventBox menu_bar_base;
 506         Gtk::HBox     menu_hbox;
 507
 508         void use_menubar_as_top_menubar ();
 509         void build_menu_bar ();
 510
 511         Gtk::Label   wall_clock_label;
 512         Gtk::EventBox wall_clock_box;
 513         gint update_wall_clock ();
 514
 515         Gtk::Label   disk_space_label;
 516         Gtk::EventBox disk_space_box;
 517         void update_disk_space ();
 518
 519         Gtk::Label   cpu_load_label;
 520         Gtk::EventBox cpu_load_box;
 521         void update_cpu_load ();
 522
 523         Gtk::Label   buffer_load_label;
 524         Gtk::EventBox buffer_load_box;
 525         void update_buffer_load ();
 526
 527         Gtk::Label   sample_rate_label;
 528         Gtk::EventBox sample_rate_box;
 529         void update_sample_rate (ARDOUR::framecnt_t);
 530
 531         gint every_second ();
 532         gint every_point_one_seconds ();
 533         gint every_point_zero_one_seconds ();
 534
 535         sigc::connection second_connection;
 536         sigc::connection point_one_second_connection;
 537         sigc::connection point_oh_five_second_connection;
 538         sigc::connection point_zero_one_second_connection;
 539
 540         gint session_menu (GdkEventButton *);
 541
 542         bool _will_create_new_session_automatically;
 543
 544         void open_session ();
 545         void open_recent_session ();
 546         void save_template ();
 547
 548         void edit_metadata ();
 549         void import_metadata ();
 550
 551         void session_add_audio_route (bool disk, int32_t input_channels, int32_t output_channels, ARDOUR::TrackMode mode, ARDOUR::RouteGroup *, uint32_t how_many);
 552         void session_add_midi_route (bool disk, ARDOUR::RouteGroup *, uint32_t how_many);
 553
 554         void set_transport_sensitivity (bool);
 555
 556         void remove_last_capture ();
 557
 558         void transport_goto_zero ();
 559         void transport_goto_start ();
 560         void transport_goto_end ();
 561         void transport_goto_wallclock ();
 562         void transport_stop ();
 563         void transport_stop_and_forget_capture ();
 564         void transport_record (bool roll);
 565         void transport_roll ();
 566         void transport_play_selection();
 567         void transport_forward (int option);
 568         void transport_rewind (int option);
 569         void transport_loop ();
 570         void toggle_roll (bool with_abort, bool roll_out_of_bounded_mode);
 571
 572         bool _session_is_new;
 573         void set_session (ARDOUR::Session *);
 574         void connect_dependents_to_session (ARDOUR::Session *);
 575         void we_have_dependents ();
 576
 577         void setup_session_options ();
 578
 579         guint32  last_key_press_time;
 580
 581         void snapshot_session (bool switch_to_it);
 582
 583         Mixer_UI   *mixer;
 584         int         create_mixer ();
 585
 586         PublicEditor     *editor;
 587         int         create_editor ();
 588
 589         RouteParams_UI *route_params;
 590         int             create_route_params ();
 591
 592         BundleManager *bundle_manager;
 593         void create_bundle_manager ();
 594
 595         ActionWindowProxy<LocationUIWindow>* location_ui;
 596         int               create_location_ui ();
 597         void              handle_locations_change (ARDOUR::Location*);
 598
 599         ActionWindowProxy<GlobalPortMatrixWindow>* _global_port_matrix[ARDOUR::DataType::num_types];
 600         void toggle_global_port_matrix (ARDOUR::DataType);
 601
 602         static UIConfiguration *ui_config;
 603         ThemeManager *theme_manager;
 604
 605         /* Key bindings editor */
 606
 607         KeyEditor *key_editor;
 608
 609         /* RC Options window */
 610
 611         RCOptionEditor *rc_option_editor;
 612
 613         SessionOptionEditor *session_option_editor;
 614
 615         /* route dialog */
 616
 617         AddRouteDialog *add_route_dialog;
 618
 619         /* Keyboard Handling */
 620
 621         ArdourKeyboard* keyboard;
 622
 623         /* Keymap handling */
 624
 625         void install_actions ();
 626
 627         void toggle_record_enable (uint32_t);
 628
 629         uint32_t rec_enabled_streams;
 630         void count_recenabled_streams (ARDOUR::Route&);
 631
 632         About* about;
 633         Splash* splash;
 634         void pop_back_splash ();
 635
 636         /* cleanup */
 637
 638         Gtk::MenuItem *cleanup_item;
 639
 640         void display_cleanup_results (ARDOUR::CleanupReport& rep, const gchar* list_title,
 641                                       const std::string& plural_msg, const std::string& singular_msg);
 642         void cleanup ();
 643         void flush_trash ();
 644
 645         bool have_configure_timeout;
 646         ARDOUR::microseconds_t last_configure_time;
 647         gint configure_timeout ();
 648
 649         ARDOUR::microseconds_t last_peak_grab;
 650         ARDOUR::microseconds_t last_shuttle_request;
 651
 652         bool have_disk_speed_dialog_displayed;
 653         void disk_speed_dialog_gone (int ignored_response, Gtk::MessageDialog*);
 654         void disk_overrun_handler ();
 655         void disk_underrun_handler ();
 656
 657         void session_dialog (std::string);
 658         int pending_state_dialog ();
 659         int sr_mismatch_dialog (ARDOUR::framecnt_t, ARDOUR::framecnt_t);
 660
 661         void disconnect_from_jack ();
 662         void reconnect_to_jack ();
 663         void set_jack_buffer_size (ARDOUR::pframes_t);
 664
 665         Gtk::MenuItem* jack_disconnect_item;
 666         Gtk::MenuItem* jack_reconnect_item;
 667         Gtk::Menu*     jack_bufsize_menu;
 668
 669         Glib::RefPtr<Gtk::ActionGroup> common_actions;
 670
 671         void editor_realized ();
 672
 673         std::vector<std::string> positional_sync_strings;
 674
 675         void toggle_send_midi_feedback ();
 676         void toggle_use_mmc ();
 677         void toggle_send_mmc ();
 678         void toggle_send_mtc ();
 679         void toggle_send_midi_clock ();
 680
 681         void toggle_use_osc ();
 682
 683         void parameter_changed (std::string);
 684
 685         bool first_idle ();
 686
 687         void no_memory_warning ();
 688         void check_memory_locking ();
 689
 690         bool check_audioengine();
 691         void audioengine_setup ();
 692
 693         void display_message (const char *prefix, gint prefix_len,
 694                         Glib::RefPtr<Gtk::TextBuffer::Tag> ptag, Glib::RefPtr<Gtk::TextBuffer::Tag> mtag,
 695                         const char *msg);
 696         Gtk::Label status_bar_label;
 697         bool status_bar_button_press (GdkEventButton*);
 698         Gtk::ToggleButton error_log_button;
 699
 700         void loading_message (const std::string& msg);
 701         void end_loading_messages ();
 702
 703         void platform_specific ();
 704         void platform_setup ();
 705         void fontconfig_dialog ();
 706         void toggle_translations ();
 707
 708         PBD::ScopedConnectionList forever_connections;
 709
 710         void step_edit_status_change (bool);
 711
 712         /* these are used only in response to a platform-specific "ShouldQuit" signal
 713          */
 714         bool idle_finish ();
 715         void queue_finish ();
 716
 717         std::list<WindowProxyBase*> _window_proxies;
 718
 719         int missing_file (ARDOUR::Session*s, std::string str, ARDOUR::DataType type);
 720         int ambiguous_file (std::string file, std::string path, std::vector<std::string> hits);
 721 };
 722
 723 #endif /* __ardour_gui_h__ */
 724