gtk2_ardour/editor.h

   1 /*
   2     Copyright (C) 2000-2003 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_editor_h__
  21 #define __ardour_editor_h__
  22
  23 #include <list>
  24 #include <map>
  25 #include <set>
  26 #include <string>
  27 #include <sys/time.h>
  28 #include <glibmm/ustring.h>
  29
  30 #include <boost/optional.hpp>
  31
  32 #include <libgnomecanvasmm/canvas.h>
  33 #include <libgnomecanvasmm/group.h>
  34 #include <libgnomecanvasmm/line.h>
  35 #include <libgnomecanvasmm/pixbuf.h>
  36
  37 #include <cmath>
  38
  39 #include <gtkmm/layout.h>
  40 #include <gtkmm/comboboxtext.h>
  41
  42 #include <gtkmm2ext/selector.h>
  43 #include <gtkmm2ext/click_box.h>
  44 #include <gtkmm2ext/dndtreeview.h>
  45
  46 #include <pbd/stateful.h>
  47 #include <ardour/session.h>
  48 #include <ardour/tempo.h>
  49 #include <ardour/stretch.h>
  50 #include <ardour/location.h>
  51 #include <ardour/audioregion.h>
  52
  53 #include "audio_clock.h"
  54 #include "gtk-custom-ruler.h"
  55 #include "ardour_dialog.h"
  56 #include "public_editor.h"
  57 #include "editing.h"
  58 #include "enums.h"
  59 #include "editor_items.h"
  60 #include "canvas-noevent-text.h"
  61 #include "region_selection.h"
  62 #include "canvas.h"
  63 #include "time_axis_view.h"
  64 #include "draginfo.h"
  65
  66 namespace Gtkmm2ext {
  67         class TearOff;
  68 }
  69
  70 namespace ARDOUR {
  71         class AudioDiskstream;
  72         class RouteGroup;
  73         class Playlist;
  74         class AudioPlaylist;
  75         class Region;
  76         class Location;
  77         class TempoSection;
  78         class NamedSelection;
  79         class Session;
  80         class AudioFilter;
  81         class Crossfade;
  82 }
  83
  84 namespace LADSPA {
  85         class Plugin;
  86 }
  87
  88 class TimeAxisView;
  89 class RouteTimeAxisView;
  90 class AudioTimeAxisView;
  91 class AutomationTimeAxisView;
  92 class AudioRegionView;
  93 class CrossfadeView;
  94 class PluginSelector;
  95 class PlaylistSelector;
  96 class Marker;
  97 class GroupedButtons;
  98 class AutomationLine;
  99 class UIExportSpecification;
 100 class ExportDialog;
 101 class Selection;
 102 class TempoLines;
 103 class TimeSelection;
 104 class TrackSelection;
 105 class AutomationSelection;
 106 class MixerStrip;
 107 class StreamView;
 108 class AudioStreamView;
 109 class ControlPoint;
 110 class SoundFileOmega;
 111 class RhythmFerret;
 112 class RegionLayeringOrderEditor;
 113 #ifdef FFT_ANALYSIS
 114 class AnalysisWindow;
 115 #endif
 116
 117 /* <CMT Additions> */
 118 class ImageFrameView;
 119 class ImageFrameTimeAxisView;
 120 class ImageFrameTimeAxis;
 121 class MarkerTimeAxis ;
 122 class MarkerView ;
 123 class ImageFrameSocketHandler ;
 124 class TimeAxisViewItem ;
 125 /* </CMT Additions> */
 126
 127
 128 class Editor : public PublicEditor
 129 {
 130   public:
 131         Editor ();
 132         ~Editor ();
 133
 134         void             connect_to_session (ARDOUR::Session *);
 135         ARDOUR::Session* current_session() const { return session; }
 136         void             first_idle ();
 137         virtual bool have_idled() const { return _have_idled; }
 138
 139         nframes64_t leftmost_position() const { return leftmost_frame; }
 140         nframes64_t current_page_frames() const {
 141                 return (nframes64_t) floor (canvas_width * frames_per_unit);
 142         }
 143
 144         void cycle_snap_mode ();
 145         void cycle_snap_choice ();
 146         void set_snap_to (Editing::SnapType);
 147         void set_snap_mode (Editing::SnapMode);
 148         void set_snap_threshold (double pixel_distance) {snap_threshold = pixel_distance;}
 149
 150         void undo (uint32_t n = 1);
 151         void redo (uint32_t n = 1);
 152
 153         XMLNode& get_state ();
 154         int set_state (const XMLNode& );
 155
 156         void set_mouse_mode (Editing::MouseMode, bool force=true);
 157         void step_mouse_mode (bool next);
 158         Editing::MouseMode current_mouse_mode () { return mouse_mode; }
 159
 160         void add_imageframe_time_axis(const std::string & track_name, void*) ;
 161         void add_imageframe_marker_time_axis(const std::string & track_name, TimeAxisView* marked_track, void*) ;
 162         void connect_to_image_compositor() ;
 163         void scroll_timeaxis_to_imageframe_item(const TimeAxisViewItem* item) ;
 164         TimeAxisView* get_named_time_axis(const std::string & name) ;
 165         void foreach_time_axis_view (sigc::slot<void,TimeAxisView&>);
 166         void add_to_idle_resize (TimeAxisView*, uint32_t);
 167
 168         void consider_auditioning (boost::shared_ptr<ARDOUR::Region>);
 169         void hide_a_region (boost::shared_ptr<ARDOUR::Region>);
 170         void remove_a_region (boost::shared_ptr<ARDOUR::Region>);
 171
 172 #ifdef USE_RUBBERBAND
 173         std::vector<std::string> rb_opt_strings;
 174 #endif
 175
 176         //global waveform options
 177
 178         void set_show_waveforms (bool yn);
 179         bool show_waveforms() const { return _show_waveforms; }
 180
 181         void set_show_waveforms_rectified (bool yn);
 182         bool show_waveforms_rectified() const { return _show_waveforms_rectified; }
 183
 184         void set_show_waveforms_recording (bool yn);
 185         bool show_waveforms_recording() const { return _show_waveforms_recording; }
 186
 187         //per-track waveform options
 188
 189         void set_waveform_scale (Editing::WaveformScale);
 190
 191         /* things that need to be public to be used in the main menubar */
 192
 193         void new_region_from_selection ();
 194         void separate_regions_between (const TimeSelection&);
 195         void separate_region_from_selection ();
 196         void separate_region_from_punch ();
 197         void separate_region_from_loop ();
 198         void separate_regions_using_location (ARDOUR::Location&);
 199         void transition_to_rolling (bool forward);
 200
 201         /* undo related */
 202
 203         nframes64_t unit_to_frame (double unit) const {
 204                 return (nframes64_t) rint (unit * frames_per_unit);
 205         }
 206
 207         double frame_to_unit (nframes64_t frame) const {
 208                 return rint ((double) frame / (double) frames_per_unit);
 209         }
 210
 211         double frame_to_unit (double frame) const {
 212                 return rint (frame / frames_per_unit);
 213         }
 214
 215         /* NOTE: these functions assume that the "pixel" coordinate is
 216            the result of using the world->canvas affine transform on a
 217            world coordinate. These coordinates already take into
 218            account any scrolling carried out by adjusting the
 219            xscroll_adjustment.
 220         */
 221
 222         nframes64_t pixel_to_frame (double pixel) const {
 223
 224                 /* pixel can be less than zero when motion events
 225                    are processed. since we've already run the world->canvas
 226                    affine, that means that the location *really* is "off
 227                    to the right" and thus really is "before the start".
 228                 */
 229
 230                 if (pixel >= 0) {
 231                         return (nframes64_t) rint (pixel * frames_per_unit * GNOME_CANVAS(track_canvas->gobj())->pixels_per_unit);
 232                 } else {
 233                         return 0;
 234                 }
 235         }
 236
 237         gulong frame_to_pixel (nframes64_t frame) const {
 238                 return (gulong) rint ((frame / (frames_per_unit *  GNOME_CANVAS(track_canvas->gobj())->pixels_per_unit)));
 239         }
 240
 241         void flush_canvas ();
 242
 243         /* selection */
 244
 245         Selection& get_selection() const { return *selection; }
 246         Selection& get_cut_buffer() const { return *cut_buffer; }
 247
 248         bool extend_selection_to_track (TimeAxisView&);
 249
 250         void play_selection ();
 251         void select_all_in_track (Selection::Operation op);
 252         void select_all (Selection::Operation op);
 253         void invert_selection_in_track ();
 254         void invert_selection ();
 255         void deselect_all ();
 256
 257         /* tempo */
 258
 259         void set_show_measures (bool yn);
 260         bool show_measures () const { return _show_measures; }
 261
 262 #ifdef FFT_ANALYSIS
 263         /* analysis window */
 264         void analyze_region_selection();
 265         void analyze_range_selection();
 266 #endif
 267
 268         /* export */
 269
 270         /* these initiate export ... */
 271
 272         void export_session();
 273         void export_selection();
 274
 275         void add_toplevel_controls (Gtk::Container&);
 276         Gtk::HBox& get_status_bar_packer()  { return status_bar_hpacker; }
 277
 278         void      set_zoom_focus (Editing::ZoomFocus);
 279         Editing::ZoomFocus get_zoom_focus () const { return zoom_focus; }
 280         double   get_current_zoom () const { return frames_per_unit; }
 281
 282         void temporal_zoom_step (bool coarser);
 283
 284         /* stuff that AudioTimeAxisView and related classes use */
 285
 286         PlaylistSelector& playlist_selector() const;
 287         void route_name_changed (TimeAxisView *);
 288         void clear_playlist (boost::shared_ptr<ARDOUR::Playlist>);
 289
 290         void new_playlists (TimeAxisView*);
 291         void copy_playlists (TimeAxisView*);
 292         void clear_playlists (TimeAxisView*);
 293
 294         TrackViewList* get_valid_views (TimeAxisView*, ARDOUR::RouteGroup* grp = 0);
 295         void get_onscreen_tracks (TrackViewList&);
 296
 297         Width editor_mixer_strip_width;
 298         void maybe_add_mixer_strip_width (XMLNode&);
 299         void show_editor_mixer (bool yn);
 300         void create_editor_mixer ();
 301         void set_selected_mixer_strip (TimeAxisView&);
 302         void hide_track_in_display (TimeAxisView& tv, bool temporary = false);
 303         void show_track_in_display (TimeAxisView& tv);
 304
 305         /* nudge is initiated by transport controls owned by ARDOUR_UI */
 306
 307         void nudge_forward (bool next, bool force_playhead);
 308         void nudge_backward (bool next, bool force_playhead);
 309
 310         /* nudge initiated from context menu */
 311
 312         void nudge_forward_capture_offset ();
 313         void nudge_backward_capture_offset ();
 314
 315         /* playhead/screen stuff */
 316
 317         void set_stationary_playhead (bool yn);
 318         void toggle_stationary_playhead ();
 319         bool stationary_playhead() const { return _stationary_playhead; }
 320
 321         void set_follow_playhead (bool yn);
 322         void toggle_follow_playhead ();
 323         bool follow_playhead() const { return _follow_playhead; }
 324         bool dragging_playhead () const { return _dragging_playhead; }
 325
 326         void toggle_waveform_visibility ();
 327         void toggle_waveform_rectified ();
 328         void toggle_waveforms_while_recording ();
 329
 330         void toggle_measure_visibility ();
 331         void toggle_logo_visibility ();
 332
 333         double get_physical_screen_width () const { return physical_screen_width; };
 334         double physical_screen_width;
 335         double physical_screen_height;
 336
 337         /* SMPTE timecode & video sync */
 338
 339         void smpte_fps_chosen (ARDOUR::SmpteFormat format);
 340         void video_pullup_chosen (ARDOUR::Session::PullupFormat pullup);
 341         void subframes_per_frame_chosen (uint32_t);
 342
 343         void update_smpte_mode();
 344         void update_video_pullup();
 345         void update_subframes_per_frame ();
 346
 347         /* fades & xfades */
 348
 349         void toggle_region_fades ();
 350         void toggle_region_fades_visible ();
 351         void toggle_selected_region_fades (int dir);
 352         void update_region_fade_visibility ();
 353
 354         void toggle_auto_xfade ();
 355         void toggle_xfades_active ();
 356         void toggle_xfade_visibility ();
 357         bool xfade_visibility() const { return _xfade_visibility; }
 358         void update_xfade_visibility ();
 359         void update_crossfade_model ();
 360         void set_crossfade_model (ARDOUR::CrossfadeModel);
 361
 362         /* layers */
 363         void set_layer_model (ARDOUR::LayerModel);
 364         void update_layering_model ();
 365
 366         void toggle_link_region_and_track_selection ();
 367
 368         void toggle_replicate_missing_region_channels ();
 369
 370         /* redirect shared ops menu. caller must free returned menu */
 371
 372         Gtk::Menu* redirect_menu ();
 373
 374         /* floating windows/transient */
 375
 376         void ensure_float (Gtk::Window&);
 377
 378         void show_window ();
 379
 380         void scroll_tracks_down_line ();
 381         void scroll_tracks_up_line ();
 382
 383         void move_selected_tracks (bool up);
 384
 385         bool new_regionviews_display_gain () { return _new_regionviews_show_envelope; }
 386         void prepare_for_cleanup ();
 387         void finish_cleanup ();
 388
 389         void maximise_editing_space();
 390         void restore_editing_space();
 391
 392         void reset_x_origin (nframes64_t);
 393         void reset_zoom (double);
 394         void reposition_and_zoom (nframes64_t, double);
 395
 396         nframes64_t get_preferred_edit_position (bool ignore_playhead = false);
 397
 398         bool update_mouse_speed ();
 399         bool decelerate_mouse_speed ();
 400
 401         void toggle_meter_updating();
 402
 403         void show_rhythm_ferret();
 404
 405         void goto_visual_state (uint32_t);
 406         void save_visual_state (uint32_t);
 407
 408   protected:
 409         void map_transport_state ();
 410         void map_position_change (nframes64_t);
 411
 412         void on_realize();
 413         bool on_expose_event (GdkEventExpose*);
 414
 415   private:
 416
 417         ARDOUR::Session     *session;
 418         bool                 constructed;
 419
 420         // to keep track of the playhead position for control_scroll
 421         boost::optional<nframes64_t> _control_scroll_target;
 422
 423         PlaylistSelector* _playlist_selector;
 424
 425         typedef std::pair<TimeAxisView*,XMLNode*> TAVState;
 426
 427         struct VisualState {
 428             double              y_position;
 429             double              frames_per_unit;
 430             nframes64_t         leftmost_frame;
 431             Editing::ZoomFocus  zoom_focus;
 432             std::list<TAVState> track_states;
 433         };
 434
 435         std::list<VisualState*> undo_visual_stack;
 436         std::list<VisualState*> redo_visual_stack;
 437         VisualState* current_visual_state (bool with_tracks = true);
 438         void undo_visual_state ();
 439         void redo_visual_state ();
 440         void use_visual_state (VisualState&);
 441         bool no_save_visual;
 442         void swap_visual_state ();
 443
 444         std::vector<VisualState*> visual_states;
 445         sigc::connection visual_state_op_connection;
 446         void start_visual_state_op (uint32_t n);
 447         void cancel_visual_state_op (uint32_t n);
 448         bool end_visual_state_op (uint32_t n);
 449
 450         nframes64_t leftmost_frame;
 451         double      frames_per_unit;
 452         Editing::ZoomFocus zoom_focus;
 453
 454         void set_frames_per_unit (double);
 455         void post_zoom ();
 456
 457         Editing::MouseMode mouse_mode;
 458
 459         int  post_maximal_editor_width;
 460         int  post_maximal_pane_position;
 461         int  pre_maximal_pane_position;
 462         int  pre_maximal_editor_width;
 463         void pane_allocation_handler (Gtk::Allocation&, Gtk::Paned*);
 464
 465         Gtk::Notebook the_notebook;
 466         Gtk::HPaned   edit_pane;
 467
 468         Gtk::EventBox meter_base;
 469         Gtk::HBox     meter_box;
 470         Gtk::EventBox marker_base;
 471         Gtk::HBox     marker_box;
 472         Gtk::VBox     scrollers_rulers_markers_box;
 473
 474         void location_changed (ARDOUR::Location *);
 475         void location_flags_changed (ARDOUR::Location *, void *);
 476         void refresh_location_display ();
 477         void refresh_location_display_s (ARDOUR::Change);
 478         void refresh_location_display_internal (ARDOUR::Locations::LocationList&);
 479         void add_new_location (ARDOUR::Location *);
 480         void location_gone (ARDOUR::Location *);
 481         void remove_marker (ArdourCanvas::Item&, GdkEvent*);
 482         gint really_remove_marker (ARDOUR::Location* loc);
 483         void goto_nth_marker (int nth);
 484
 485         uint32_t location_marker_color;
 486         uint32_t location_range_color;
 487         uint32_t location_loop_color;
 488         uint32_t location_punch_color;
 489         uint32_t location_cd_marker_color;
 490
 491         struct LocationMarkers {
 492             Marker* start;
 493             Marker* end;
 494             bool    valid;
 495
 496             LocationMarkers () : start(0), end(0), valid (true) {}
 497
 498             ~LocationMarkers ();
 499
 500             void hide();
 501             void show ();
 502             void set_name (const string&);
 503             void set_position (nframes64_t start, nframes64_t end = 0);
 504             void set_color_rgba (uint32_t);
 505         };
 506
 507         LocationMarkers  *find_location_markers (ARDOUR::Location *) const;
 508         ARDOUR::Location* find_location_from_marker (Marker *, bool& is_start) const;
 509         Marker* entered_marker;
 510
 511         typedef std::map<ARDOUR::Location*,LocationMarkers *> LocationMarkerMap;
 512         LocationMarkerMap location_markers;
 513
 514         void hide_marker (ArdourCanvas::Item*, GdkEvent*);
 515         void clear_marker_display ();
 516         void mouse_add_new_marker (nframes64_t where, bool is_cd=false, bool is_xrun=false);
 517         bool choose_new_marker_name(string &name);
 518         void update_cd_marker_display ();
 519         void ensure_cd_marker_updated (LocationMarkers * lam, ARDOUR::Location * location);
 520
 521         TimeAxisView*      clicked_trackview;
 522         AudioTimeAxisView* clicked_audio_trackview;
 523         RegionView*        clicked_regionview;
 524         RegionSelection    latest_regionviews;
 525         uint32_t           clicked_selection;
 526         CrossfadeView*     clicked_crossfadeview;
 527         ControlPoint*      clicked_control_point;
 528
 529         void sort_track_selection (TrackSelection* sel = 0);
 530
 531         void get_relevant_audio_tracks (std::set<AudioTimeAxisView*>& relevant_tracks);
 532         void get_equivalent_regions (RegionView* rv, std::vector<RegionView*>&);
 533         void mapover_audio_tracks (sigc::slot<void,AudioTimeAxisView&,uint32_t> sl, TimeAxisView*);
 534
 535         /* functions to be passed to mapover_audio_tracks(), possibly with sigc::bind()-supplied arguments */
 536
 537         void mapped_get_equivalent_regions (RouteTimeAxisView&, uint32_t, RegionView*, vector<RegionView*>*);
 538         void mapped_use_new_playlist (AudioTimeAxisView&, uint32_t, vector<boost::shared_ptr<ARDOUR::Playlist> > const &);
 539         void mapped_use_copy_playlist (AudioTimeAxisView&, uint32_t, vector<boost::shared_ptr<ARDOUR::Playlist> > const &);
 540         void mapped_clear_playlist (AudioTimeAxisView&, uint32_t);
 541
 542         /* end */
 543
 544         void button_selection (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_type);
 545         bool button_release_can_deselect;
 546
 547         void catch_vanishing_regionview (RegionView *);
 548
 549         void set_selected_track (TimeAxisView&, Selection::Operation op = Selection::Set, bool no_remove=false);
 550         void select_all_tracks ();
 551
 552         bool set_selected_control_point_from_click (Selection::Operation op = Selection::Set, bool no_remove=false);
 553         void set_selected_track_from_click (bool press, Selection::Operation op = Selection::Set, bool no_remove=false);
 554         void set_selected_track_as_side_effect (Selection::Operation op, bool force = false);
 555         bool set_selected_regionview_from_click (bool press, Selection::Operation op = Selection::Set, bool no_track_remove=false);
 556
 557         void set_selected_regionview_from_region_list (boost::shared_ptr<ARDOUR::Region> region, Selection::Operation op = Selection::Set);
 558         bool set_selected_regionview_from_map_event (GdkEventAny*, StreamView*, boost::weak_ptr<ARDOUR::Region>);
 559         void collect_new_region_view (RegionView *);
 560
 561         Gtk::Menu track_context_menu;
 562         Gtk::Menu track_region_context_menu;
 563         Gtk::Menu track_selection_context_menu;
 564         Gtk::Menu track_crossfade_context_menu;
 565
 566         Gtk::MenuItem* region_edit_menu_split_item;
 567         Gtk::MenuItem* region_edit_menu_split_multichannel_item;
 568         Gtk::Menu * track_region_edit_playlist_menu;
 569         Gtk::Menu * track_edit_playlist_submenu;
 570         Gtk::Menu * track_selection_edit_playlist_submenu;
 571
 572         void popup_track_context_menu (int, int, ItemType, bool, nframes64_t);
 573         Gtk::Menu* build_track_context_menu (nframes64_t);
 574         Gtk::Menu* build_track_bus_context_menu (nframes64_t);
 575         Gtk::Menu* build_track_region_context_menu (nframes64_t frame);
 576         Gtk::Menu* build_track_crossfade_context_menu (nframes64_t);
 577         Gtk::Menu* build_track_selection_context_menu (nframes64_t);
 578         void add_dstream_context_items (Gtk::Menu_Helpers::MenuList&);
 579         void add_bus_context_items (Gtk::Menu_Helpers::MenuList&);
 580         void add_region_context_items (AudioStreamView*, boost::shared_ptr<ARDOUR::Region>, Gtk::Menu_Helpers::MenuList&, nframes64_t position, bool multiple_regions_at_position);
 581         void add_crossfade_context_items (AudioStreamView*, boost::shared_ptr<ARDOUR::Crossfade>, Gtk::Menu_Helpers::MenuList&, bool many);
 582         void add_selection_context_items (Gtk::Menu_Helpers::MenuList&);
 583
 584         void handle_new_route (ARDOUR::Session::RouteList&);
 585         void remove_route (TimeAxisView *);
 586         bool route_removal;
 587
 588         Gtk::HBox           global_hpacker;
 589         Gtk::VBox           global_vpacker;
 590         Gtk::VBox           vpacker;
 591
 592         bool need_resize_line;
 593         int  resize_line_y;
 594         int  old_resize_line_y;
 595
 596         Gdk::Cursor*          current_canvas_cursor;
 597         void set_canvas_cursor ();
 598         Gdk::Cursor* which_grabber_cursor ();
 599
 600         ArdourCanvas::Canvas* track_canvas;
 601         ArdourCanvas::NoEventText* verbose_canvas_cursor;
 602         bool                 verbose_cursor_visible;
 603
 604         void parameter_changed (const char *);
 605
 606         bool track_canvas_motion (GdkEvent*);
 607
 608         void set_verbose_canvas_cursor (const string &, double x, double y);
 609         void set_verbose_canvas_cursor_text (const string &);
 610         void show_verbose_canvas_cursor();
 611         void hide_verbose_canvas_cursor();
 612
 613         bool verbose_cursor_on; // so far unused
 614
 615         Gtk::EventBox      time_canvas_event_box;
 616         Gtk::EventBox      track_canvas_event_box;
 617         Gtk::EventBox      time_button_event_box;
 618         Gtk::EventBox      ruler_label_event_box;
 619
 620         ArdourCanvas::Pixbuf*     logo_item;
 621         ArdourCanvas::Group*      minsec_group;
 622         ArdourCanvas::Group*      bbt_group;
 623         ArdourCanvas::Group*      smpte_group;
 624         ArdourCanvas::Group*      frame_group;
 625         ArdourCanvas::Group*      tempo_group;
 626         ArdourCanvas::Group*      meter_group;
 627         ArdourCanvas::Group*      marker_group;
 628         ArdourCanvas::Group*      range_marker_group;
 629         ArdourCanvas::Group*      transport_marker_group;
 630         ArdourCanvas::Group*      cd_marker_group;
 631
 632         ArdourCanvas::Group*      timebar_group;
 633
 634         /* These bars never need to be scrolled */
 635         ArdourCanvas::Group*      meter_bar_group;
 636         ArdourCanvas::Group*      tempo_bar_group;
 637         ArdourCanvas::Group*      marker_bar_group;
 638         ArdourCanvas::Group*      range_marker_bar_group;
 639         ArdourCanvas::Group*      transport_marker_bar_group;
 640         ArdourCanvas::Group*      cd_marker_bar_group;
 641
 642         ArdourCanvas::Group* _background_group;
 643         /*
 644            The _master_group is the group containing all items
 645            that require horizontal scrolling..
 646            It is primarily used to separate canvas items
 647            that require horizontal scrolling from those that do not.
 648         */
 649         ArdourCanvas::Group* _master_group;
 650         /*
 651            The _trackview_group is the group containing all trackviews.
 652            It is only scrolled vertically.
 653         */
 654         ArdourCanvas::Group* _trackview_group;
 655         /*
 656            This canvas group is used for region motion.
 657            It sits on top of the _trackview_group
 658         */
 659         ArdourCanvas::Group* _region_motion_group;
 660
 661         enum RulerType {
 662                 ruler_metric_smpte = 0,
 663                 ruler_metric_bbt = 1,
 664                 ruler_metric_frames = 2,
 665                 ruler_metric_minsec = 3,
 666
 667                 ruler_time_tempo = 4,
 668                 ruler_time_meter = 5,
 669                 ruler_time_marker = 6,
 670                 ruler_time_range_marker = 7,
 671                 ruler_time_transport_marker = 8,
 672                 ruler_time_cd_marker = 9,
 673         };
 674
 675         static GtkCustomMetric ruler_metrics[4];
 676         Glib::RefPtr<Gtk::ToggleAction> ruler_timecode_action;
 677         Glib::RefPtr<Gtk::ToggleAction> ruler_bbt_action;
 678         Glib::RefPtr<Gtk::ToggleAction> ruler_samples_action;
 679         Glib::RefPtr<Gtk::ToggleAction> ruler_minsec_action;
 680         Glib::RefPtr<Gtk::ToggleAction> ruler_tempo_action;
 681         Glib::RefPtr<Gtk::ToggleAction> ruler_meter_action;
 682         Glib::RefPtr<Gtk::ToggleAction> ruler_marker_action;
 683         Glib::RefPtr<Gtk::ToggleAction> ruler_range_action;
 684         Glib::RefPtr<Gtk::ToggleAction> ruler_loop_punch_action;
 685         Glib::RefPtr<Gtk::ToggleAction> ruler_cd_marker_action;
 686         bool                   no_ruler_shown_update;
 687
 688         gint ruler_button_press (GdkEventButton*);
 689         gint ruler_button_release (GdkEventButton*);
 690         gint ruler_mouse_motion (GdkEventMotion*);
 691         bool ruler_scroll (GdkEventScroll* event);
 692
 693         gint ruler_pressed_button;
 694         Gtk::Widget * ruler_grabbed_widget;
 695
 696         void initialize_rulers ();
 697         void update_just_smpte ();
 698         void update_fixed_rulers ();
 699         void update_tempo_based_rulers ();
 700         void popup_ruler_menu (nframes64_t where = 0, ItemType type = RegionItem);
 701         void update_ruler_visibility ();
 702         void set_ruler_visible (RulerType, bool);
 703         void toggle_ruler_visibility (RulerType rt);
 704         void ruler_toggled (int);
 705         gint ruler_label_button_release (GdkEventButton*);
 706         void store_ruler_visibility ();
 707         void restore_ruler_visibility ();
 708
 709         static gint _metric_get_smpte (GtkCustomRulerMark **, gdouble, gdouble, gint);
 710         static gint _metric_get_bbt (GtkCustomRulerMark **, gdouble, gdouble, gint);
 711         static gint _metric_get_frames (GtkCustomRulerMark **, gdouble, gdouble, gint);
 712         static gint _metric_get_minsec (GtkCustomRulerMark **, gdouble, gdouble, gint);
 713
 714         gint metric_get_smpte (GtkCustomRulerMark **, gdouble, gdouble, gint);
 715         gint metric_get_bbt (GtkCustomRulerMark **, gdouble, gdouble, gint);
 716         gint metric_get_frames (GtkCustomRulerMark **, gdouble, gdouble, gint);
 717         gint metric_get_minsec (GtkCustomRulerMark **, gdouble, gdouble, gint);
 718
 719         Gtk::Widget        *_ruler_separator;
 720         GtkWidget          *_smpte_ruler;
 721         GtkWidget          *_bbt_ruler;
 722         GtkWidget          *_frames_ruler;
 723         GtkWidget          *_minsec_ruler;
 724         Gtk::Widget        *smpte_ruler;
 725         Gtk::Widget        *bbt_ruler;
 726         Gtk::Widget        *frames_ruler;
 727         Gtk::Widget        *minsec_ruler;
 728         static Editor      *ruler_editor;
 729
 730         static const double timebar_height;
 731         guint32 visible_timebars;
 732         gdouble canvas_timebars_vsize;
 733         gdouble get_canvas_timebars_vsize () const { return canvas_timebars_vsize; }
 734         Gtk::Menu          *editor_ruler_menu;
 735
 736         ArdourCanvas::SimpleRect* tempo_bar;
 737         ArdourCanvas::SimpleRect* meter_bar;
 738         ArdourCanvas::SimpleRect* marker_bar;
 739         ArdourCanvas::SimpleRect* range_marker_bar;
 740         ArdourCanvas::SimpleRect* transport_marker_bar;
 741         ArdourCanvas::SimpleRect* cd_marker_bar;
 742
 743
 744         ArdourCanvas::SimpleLine* tempo_line;
 745         ArdourCanvas::SimpleLine* meter_line;
 746         ArdourCanvas::SimpleLine* marker_line;
 747         ArdourCanvas::SimpleLine* range_marker_line;
 748         ArdourCanvas::SimpleLine* transport_marker_line;
 749         ArdourCanvas::SimpleLine* cd_marker_line;
 750
 751         Gtk::Label  minsec_label;
 752         Gtk::Label  bbt_label;
 753         Gtk::Label  smpte_label;
 754         Gtk::Label  frame_label;
 755         Gtk::Label  tempo_label;
 756         Gtk::Label  meter_label;
 757         Gtk::Label  mark_label;
 758         Gtk::Label  range_mark_label;
 759         Gtk::Label  transport_mark_label;
 760         Gtk::Label  cd_mark_label;
 761
 762
 763         Gtk::VBox          time_button_vbox;
 764         Gtk::HBox          time_button_hbox;
 765
 766         struct Cursor {
 767             Editor&               editor;
 768             ArdourCanvas::Points  points;
 769             ArdourCanvas::Line    canvas_item;
 770             nframes64_t           current_frame;
 771             double                length;
 772
 773             Cursor (Editor&, bool (Editor::*)(GdkEvent*,ArdourCanvas::Item*));
 774             ~Cursor ();
 775
 776             void set_position (nframes64_t);
 777             void set_length (double units);
 778             void set_y_axis (double position);
 779         };
 780
 781         friend struct Cursor; /* it needs access to several private
 782                                  fields. XXX fix me.
 783                               */
 784
 785         Cursor* playhead_cursor;
 786         ArdourCanvas::Group* cursor_group;
 787
 788         nframes64_t get_region_boundary (nframes64_t pos, int32_t dir, bool with_selection, bool only_onscreen);
 789
 790         void    cursor_to_region_boundary (bool with_selection, int32_t dir);
 791         void    cursor_to_next_region_boundary (bool with_selection);
 792         void    cursor_to_previous_region_boundary (bool with_selection);
 793         void    cursor_to_next_region_point (Cursor*, ARDOUR::RegionPoint);
 794         void    cursor_to_previous_region_point (Cursor*, ARDOUR::RegionPoint);
 795         void    cursor_to_region_point (Cursor*, ARDOUR::RegionPoint, int32_t dir);
 796         void    cursor_to_selection_start (Cursor *);
 797         void    cursor_to_selection_end   (Cursor *);
 798
 799         void    selected_marker_to_region_boundary (bool with_selection, int32_t dir);
 800         void    selected_marker_to_next_region_boundary (bool with_selection);
 801         void    selected_marker_to_previous_region_boundary (bool with_selection);
 802         void    selected_marker_to_next_region_point (ARDOUR::RegionPoint);
 803         void    selected_marker_to_previous_region_point (ARDOUR::RegionPoint);
 804         void    selected_marker_to_region_point (ARDOUR::RegionPoint, int32_t dir);
 805         void    selected_marker_to_selection_start ();
 806         void    selected_marker_to_selection_end   ();
 807
 808         void    select_all_selectables_using_cursor (Cursor *, bool);
 809         void    select_all_selectables_using_edit (bool);
 810         void    select_all_selectables_between (bool within);
 811         void    select_range_between ();
 812
 813         boost::shared_ptr<ARDOUR::Region> find_next_region (nframes64_t, ARDOUR::RegionPoint, int32_t dir, TrackViewList&, TimeAxisView ** = 0);
 814         nframes64_t find_next_region_boundary (nframes64_t, int32_t dir, const TrackViewList&);
 815
 816         vector<nframes64_t> region_boundary_cache;
 817         void build_region_boundary_cache ();
 818
 819         Gtk::HBox           top_hbox;
 820         Gtk::HBox           bottom_hbox;
 821
 822         Gtk::Table          edit_packer;
 823         Gtk::VScrollbar     edit_vscrollbar;
 824
 825         Gtk::Adjustment     vertical_adjustment;
 826         Gtk::Adjustment     horizontal_adjustment;
 827
 828         Gtk::Layout         controls_layout;
 829         bool control_layout_scroll (GdkEventScroll* ev);
 830         void controls_layout_size_request (Gtk::Requisition*);
 831         sigc::connection controls_layout_size_request_connection;
 832
 833         Gtk::HScrollbar     edit_hscrollbar;
 834         bool                _dragging_hscrollbar;
 835
 836         void reset_hscrollbar_stepping ();
 837
 838         bool hscrollbar_button_press (GdkEventButton*);
 839         bool hscrollbar_button_release (GdkEventButton*);
 840         void hscrollbar_allocate (Gtk::Allocation &alloc);
 841
 842         double canvas_width;
 843         double canvas_height;
 844         double full_canvas_height;
 845
 846         bool track_canvas_map_handler (GdkEventAny*);
 847
 848         gint edit_controls_button_release (GdkEventButton*);
 849         Gtk::Menu *edit_controls_left_menu;
 850         Gtk::Menu *edit_controls_right_menu;
 851
 852         Gtk::VBox           ruler_label_vbox;
 853         Gtk::VBox           track_canvas_vbox;
 854         Gtk::VBox           time_canvas_vbox;
 855         Gtk::VBox           edit_controls_vbox;
 856         Gtk::HBox           edit_controls_hbox;
 857
 858         void control_scroll (float);
 859         void access_action (std::string,std::string);
 860         bool deferred_control_scroll (nframes64_t);
 861         sigc::connection control_scroll_connection;
 862
 863         gdouble get_trackview_group_vertical_offset () const { return vertical_adjustment.get_value () - canvas_timebars_vsize;}
 864
 865         ArdourCanvas::Group* get_background_group () const { return _background_group; }
 866         ArdourCanvas::Group* get_trackview_group () const { return _trackview_group; }
 867         double last_trackview_group_vertical_offset;
 868         void tie_vertical_scrolling ();
 869         void scroll_canvas_horizontally ();
 870         void scroll_canvas_vertically ();
 871
 872         struct VisualChange {
 873             enum Type {
 874                     TimeOrigin = 0x1,
 875                     ZoomLevel = 0x2
 876             };
 877
 878             Type pending;
 879             nframes64_t time_origin;
 880             double frames_per_unit;
 881
 882             int idle_handler_id;
 883
 884             VisualChange() : pending ((VisualChange::Type) 0), time_origin (0), frames_per_unit (0), idle_handler_id (-1) {}
 885         };
 886
 887
 888         VisualChange pending_visual_change;
 889
 890         static int _idle_visual_changer (void *arg);
 891         int idle_visual_changer ();
 892
 893         void queue_visual_change (nframes64_t);
 894         void queue_visual_change (double);
 895
 896         void end_location_changed (ARDOUR::Location*);
 897
 898         struct RegionListDisplayModelColumns : public Gtk::TreeModel::ColumnRecord {
 899             RegionListDisplayModelColumns() {
 900                     add (name);
 901                     add (region);
 902                     add (color_);
 903             }
 904             Gtk::TreeModelColumn<Glib::ustring> name;
 905             Gtk::TreeModelColumn<boost::shared_ptr<ARDOUR::Region> > region;
 906             Gtk::TreeModelColumn<Gdk::Color> color_;
 907         };
 908
 909         RegionListDisplayModelColumns          region_list_columns;
 910         Gtkmm2ext::DnDTreeView<boost::shared_ptr<ARDOUR::Region> > region_list_display;
 911
 912         Glib::RefPtr<Gtk::TreeStore>           region_list_model;
 913         Glib::RefPtr<Gtk::ToggleAction>        toggle_full_region_list_action;
 914         Glib::RefPtr<Gtk::ToggleAction>        toggle_show_auto_regions_action;
 915
 916         void region_list_selection_changed ();
 917         bool region_list_selection_filter (const Glib::RefPtr<Gtk::TreeModel>& model, const Gtk::TreeModel::Path& path, bool yn);
 918         void region_name_edit (const Glib::ustring&, const Glib::ustring&);
 919         void get_regions_corresponding_to (boost::shared_ptr<ARDOUR::Region> region, std::vector<RegionView*>& regions);
 920
 921         Gtk::Menu          *region_list_menu;
 922         Gtk::ScrolledWindow region_list_scroller;
 923         Gtk::Frame          region_list_frame;
 924
 925         bool region_list_display_key_press (GdkEventKey *);
 926         bool region_list_display_key_release (GdkEventKey *);
 927         bool region_list_display_button_press (GdkEventButton *);
 928         bool region_list_display_button_release (GdkEventButton *);
 929         void region_list_clear ();
 930         void region_list_selection_mapover (sigc::slot<void,boost::shared_ptr<ARDOUR::Region> >);
 931         void build_region_list_menu ();
 932         void show_region_list_display_context_menu (int button, int time);
 933
 934         bool show_automatic_regions_in_region_list;
 935         Editing::RegionListSortType region_list_sort_type;
 936
 937         void reset_region_list_sort_direction (bool);
 938         void reset_region_list_sort_type (Editing::RegionListSortType);
 939
 940         void toggle_full_region_list ();
 941         void toggle_show_auto_regions ();
 942
 943         int region_list_sorter (Gtk::TreeModel::iterator, Gtk::TreeModel::iterator);
 944
 945         /* snapshots */
 946
 947         Gtk::ScrolledWindow      snapshot_display_scroller;
 948         struct SnapshotDisplayModelColumns : public Gtk::TreeModel::ColumnRecord {
 949             SnapshotDisplayModelColumns() {
 950                     add (visible_name);
 951                     add (real_name);
 952             }
 953             Gtk::TreeModelColumn<Glib::ustring> visible_name;
 954             Gtk::TreeModelColumn<Glib::ustring> real_name;
 955         };
 956
 957         SnapshotDisplayModelColumns snapshot_display_columns;
 958         Glib::RefPtr<Gtk::ListStore> snapshot_display_model;
 959         Gtk::TreeView snapshot_display;
 960         Gtk::Menu snapshot_context_menu;
 961
 962         bool snapshot_display_button_press (GdkEventButton*);
 963         void snapshot_display_selection_changed ();
 964         void redisplay_snapshots();
 965         void popup_snapshot_context_menu (int, int32_t, Glib::ustring);
 966
 967         /* named selections */
 968
 969         struct NamedSelectionDisplayModelColumns : public Gtk::TreeModel::ColumnRecord {
 970             NamedSelectionDisplayModelColumns() {
 971                     add (text);
 972                     add (selection);
 973             }
 974             Gtk::TreeModelColumn<Glib::ustring>  text;
 975             Gtk::TreeModelColumn<ARDOUR::NamedSelection*>    selection;
 976         };
 977
 978         NamedSelectionDisplayModelColumns named_selection_columns;
 979         Glib::RefPtr<Gtk::TreeStore>     named_selection_model;
 980
 981         Gtkmm2ext::DnDTreeView<ARDOUR::NamedSelection*> named_selection_display;
 982         Gtk::ScrolledWindow    named_selection_scroller;
 983
 984         void create_named_selection ();
 985         void paste_named_selection (float times);
 986         void remove_selected_named_selections ();
 987         void remove_snapshot (Glib::ustring);
 988         void rename_snapshot (Glib::ustring);
 989
 990         void handle_new_named_selection ();
 991         void add_named_selection_to_named_selection_display (ARDOUR::NamedSelection&);
 992         void redisplay_named_selections ();
 993
 994         bool named_selection_display_button_release (GdkEventButton *ev);
 995         bool named_selection_display_key_release (GdkEventKey *ev);
 996         void named_selection_display_selection_changed ();
 997
 998         /* track views */
 999         TrackViewList  track_views;
1000         TimeAxisView     *trackview_by_y_position (double ypos);
1001
1002         static Gdk::Cursor* cross_hair_cursor;
1003         static Gdk::Cursor* trimmer_cursor;
1004         static Gdk::Cursor* selector_cursor;
1005         static Gdk::Cursor* grabber_cursor;
1006         static Gdk::Cursor* grabber_edit_point_cursor;
1007         static Gdk::Cursor* zoom_cursor;
1008         static Gdk::Cursor* time_fx_cursor;
1009         static Gdk::Cursor* fader_cursor;
1010         static Gdk::Cursor* speaker_cursor;
1011         static Gdk::Cursor* wait_cursor;
1012         static Gdk::Cursor* timebar_cursor;
1013         static Gdk::Cursor* transparent_cursor;
1014
1015         static void build_cursors ();
1016
1017         sigc::connection scroll_connection;
1018         nframes64_t last_update_frame;
1019         void center_screen (nframes64_t);
1020         void center_screen_internal (nframes64_t, float);
1021
1022         void update_current_screen ();
1023
1024         void session_going_away ();
1025
1026         nframes64_t cut_buffer_start;
1027         nframes64_t cut_buffer_length;
1028
1029         bool typed_event (ArdourCanvas::Item*, GdkEvent*, ItemType);
1030         bool button_press_handler (ArdourCanvas::Item*, GdkEvent*, ItemType);
1031         bool button_release_handler (ArdourCanvas::Item*, GdkEvent*, ItemType);
1032         bool motion_handler (ArdourCanvas::Item*, GdkEvent*, ItemType, bool from_autoscroll = false);
1033         bool enter_handler (ArdourCanvas::Item*, GdkEvent*, ItemType);
1034         bool leave_handler (ArdourCanvas::Item*, GdkEvent*, ItemType);
1035
1036         /* KEYMAP HANDLING */
1037
1038         void register_actions ();
1039
1040         int ensure_cursor (nframes64_t* pos);
1041
1042         void handle_new_audio_region (boost::weak_ptr<ARDOUR::AudioRegion>);
1043         void handle_new_audio_regions (vector<boost::weak_ptr<ARDOUR::AudioRegion> >& );
1044         void handle_audio_region_removed (boost::weak_ptr<ARDOUR::AudioRegion>);
1045         void add_audio_region_to_region_display (boost::shared_ptr<ARDOUR::AudioRegion>);
1046         void add_audio_regions_to_region_display (std::vector<boost::weak_ptr<ARDOUR::AudioRegion> > & );
1047         void region_hidden (boost::shared_ptr<ARDOUR::Region>);
1048         void redisplay_regions ();
1049         bool no_region_list_redisplay;
1050         void insert_into_tmp_audio_regionlist(boost::shared_ptr<ARDOUR::AudioRegion>);
1051
1052         list<boost::shared_ptr<ARDOUR::AudioRegion> > tmp_audio_region_list;
1053
1054         void cut_copy (Editing::CutCopyOp);
1055         void cut_copy_points (Editing::CutCopyOp);
1056         void cut_copy_regions (Editing::CutCopyOp, RegionSelection&);
1057         void cut_copy_ranges (Editing::CutCopyOp);
1058
1059         void mouse_paste ();
1060         void paste_internal (nframes64_t position, float times);
1061
1062         /* EDITING OPERATIONS */
1063
1064         void reset_point_selection ();
1065         void toggle_region_mute ();
1066         void toggle_region_lock ();
1067         void toggle_region_opaque ();
1068         void toggle_record_enable ();
1069         void set_region_lock_style (ARDOUR::Region::PositionLockStyle);
1070         void raise_region ();
1071         void raise_region_to_top ();
1072         void change_region_layering_order (nframes64_t);
1073         void lower_region ();
1074         void lower_region_to_bottom ();
1075         void split_region ();
1076         void split_region_at (nframes64_t);
1077         void split_regions_at (nframes64_t, RegionSelection&);
1078         void split_region_at_transients ();
1079         void split_region_at_points (boost::shared_ptr<ARDOUR::Region>, ARDOUR::AnalysisFeatureList&, bool can_ferret);
1080         void crop_region_to_selection ();
1081         void crop_region_to (nframes64_t start, nframes64_t end);
1082         void set_sync_point (nframes64_t, const RegionSelection&);
1083         void set_region_sync_from_edit_point ();
1084         void remove_region_sync();
1085         void align_selection (ARDOUR::RegionPoint, nframes64_t position, const RegionSelection&);
1086         void align_selection_relative (ARDOUR::RegionPoint point, nframes64_t position, const RegionSelection&);
1087         void align_region (boost::shared_ptr<ARDOUR::Region>, ARDOUR::RegionPoint point, nframes64_t position);
1088         void align_region_internal (boost::shared_ptr<ARDOUR::Region>, ARDOUR::RegionPoint point, nframes64_t position);
1089         void remove_region ();
1090         void remove_clicked_region ();
1091         void edit_region ();
1092         void rename_region ();
1093         void duplicate_some_regions (RegionSelection&, float times);
1094         void duplicate_selection (float times);
1095         void region_fill_selection ();
1096
1097         void region_fill_track ();
1098         void audition_playlist_region_standalone (boost::shared_ptr<ARDOUR::Region>);
1099         void audition_playlist_region_via_route (boost::shared_ptr<ARDOUR::Region>, ARDOUR::Route&);
1100         void split_multichannel_region();
1101         void reverse_region ();
1102         void normalize_region ();
1103         void denormalize_region ();
1104         void adjust_region_scale_amplitude (bool up);
1105
1106         void do_insert_time ();
1107         void insert_time (nframes64_t pos, nframes64_t distance, Editing::InsertTimeOption opt, bool ignore_music_glue, bool markers_too, bool tempo_too);
1108
1109         void tab_to_transient (bool forward);
1110
1111         void use_region_as_bar ();
1112         void use_range_as_bar ();
1113
1114         void define_one_bar (nframes64_t start, nframes64_t end);
1115
1116         void audition_region_from_region_list ();
1117         void hide_region_from_region_list ();
1118         void remove_region_from_region_list ();
1119
1120         void align (ARDOUR::RegionPoint);
1121         void align_relative (ARDOUR::RegionPoint);
1122         void naturalize ();
1123
1124         void reset_focus ();
1125
1126         void split ();
1127
1128         void cut ();
1129         void copy ();
1130         void paste (float times);
1131
1132         int  get_prefix (float&, bool&);
1133
1134         void keyboard_paste ();
1135         void keyboard_insert_region_list_selection ();
1136
1137         void region_from_selection ();
1138         void create_region_from_selection (std::vector<boost::shared_ptr<ARDOUR::AudioRegion> >&);
1139
1140         void play_from_start ();
1141         void play_from_edit_point ();
1142         void play_from_edit_point_and_return ();
1143         void play_selected_region ();
1144         void play_edit_range ();
1145         void loop_selected_region ();
1146         void play_location (ARDOUR::Location&);
1147         void loop_location (ARDOUR::Location&);
1148
1149         void temporal_zoom_selection ();
1150         void temporal_zoom_region (bool both_axes);
1151         void toggle_zoom_region (bool both_axes);
1152         void temporal_zoom_session ();
1153         void temporal_zoom (gdouble scale);
1154         void temporal_zoom_by_frame (nframes64_t start, nframes64_t end, const string & op);
1155         void temporal_zoom_to_frame (bool coarser, nframes64_t frame);
1156
1157         void amplitude_zoom (gdouble scale);
1158         void amplitude_zoom_step (bool in);
1159
1160         void insert_region_list_drag (boost::shared_ptr<ARDOUR::AudioRegion>, int x, int y);
1161         void insert_region_list_selection (float times);
1162
1163         void add_external_audio_action (Editing::ImportMode);
1164         void external_audio_dialog ();
1165
1166         int  check_whether_and_how_to_import(string, bool all_or_nothing = true);
1167         bool check_multichannel_status (const std::vector<Glib::ustring>& paths);
1168
1169         SoundFileOmega* sfbrowser;
1170
1171         void bring_in_external_audio (Editing::ImportMode mode,  nframes64_t& pos);
1172
1173         bool  idle_drop_paths  (std::vector<Glib::ustring> paths, nframes64_t frame, double ypos);
1174         void  drop_paths_part_two  (const std::vector<Glib::ustring>& paths, nframes64_t frame, double ypos);
1175
1176         void do_import (vector<Glib::ustring> paths, Editing::ImportDisposition, Editing::ImportMode mode, ARDOUR::SrcQuality, nframes64_t&);
1177         void do_embed (vector<Glib::ustring> paths, Editing::ImportDisposition, Editing::ImportMode mode,  nframes64_t&);
1178
1179         int  import_sndfiles (vector<Glib::ustring> paths, Editing::ImportMode mode,  ARDOUR::SrcQuality, nframes64_t& pos,
1180                               int target_regions, int target_tracks, boost::shared_ptr<ARDOUR::AudioTrack>&, bool, uint32_t total);
1181         int  embed_sndfiles (vector<Glib::ustring> paths, bool multiple_files, bool& check_sample_rate, Editing::ImportMode mode,
1182                              nframes64_t& pos, int target_regions, int target_tracks, boost::shared_ptr<ARDOUR::AudioTrack>&);
1183
1184         int add_sources (vector<Glib::ustring> paths, ARDOUR::SourceList& sources, nframes64_t& pos, Editing::ImportMode,
1185                          int target_regions, int target_tracks, boost::shared_ptr<ARDOUR::AudioTrack>&, bool add_channel_suffix);
1186         int finish_bringing_in_audio (boost::shared_ptr<ARDOUR::AudioRegion> region, uint32_t, uint32_t,  nframes64_t& pos, Editing::ImportMode mode,
1187                                       boost::shared_ptr<ARDOUR::AudioTrack>& existing_track);
1188
1189         boost::shared_ptr<ARDOUR::AudioTrack> get_nth_selected_audio_track (int nth) const;
1190
1191         /* generic interthread progress window */
1192
1193         ArdourDialog* interthread_progress_window;
1194         Gtk::Label interthread_progress_label;
1195         Gtk::VBox interthread_progress_vbox;
1196         Gtk::ProgressBar interthread_progress_bar;
1197         Gtk::Button interthread_cancel_button;
1198         Gtk::Label interthread_cancel_label;
1199         sigc::connection  interthread_progress_connection;
1200         void interthread_cancel_clicked ();
1201         void build_interthread_progress_window ();
1202         ARDOUR::InterThreadInfo* current_interthread_info;
1203
1204 #ifdef FFT_ANALYSIS
1205         AnalysisWindow* analysis_window;
1206 #endif
1207
1208         /* import specific info */
1209
1210         struct EditorImportStatus : public ARDOUR::Session::import_status {
1211             Editing::ImportMode mode;
1212             nframes64_t pos;
1213             int target_tracks;
1214             int target_regions;
1215             boost::shared_ptr<ARDOUR::AudioTrack> track;
1216             bool replace;
1217         };
1218
1219         EditorImportStatus import_status;
1220         gint import_progress_timeout (void *);
1221         static void *_import_thread (void *);
1222         void* import_thread ();
1223         void finish_import ();
1224
1225         /* to support this ... */
1226
1227         void import_audio (bool as_tracks);
1228         void do_import (vector<Glib::ustring> paths, bool split, bool as_tracks);
1229
1230         void move_to_start ();
1231         void move_to_end ();
1232         void goto_frame ();
1233         void center_playhead ();
1234         void center_edit_point ();
1235         void edit_cursor_backward ();
1236         void edit_cursor_forward ();
1237         void playhead_forward_to_grid ();
1238         void playhead_backward_to_grid ();
1239         void playhead_backward ();
1240         void playhead_forward ();
1241         void scroll_playhead (bool forward);
1242         void scroll_backward (float pages=0.8f);
1243         void scroll_forward (float pages=0.8f);
1244         void scroll_tracks_down ();
1245         void scroll_tracks_up ();
1246         void delete_sample_forward ();
1247         void delete_sample_backward ();
1248         void delete_screen ();
1249         void search_backwards ();
1250         void search_forwards ();
1251         void set_mark ();
1252         void clear_markers ();
1253         void clear_ranges ();
1254         void clear_locations ();
1255         void unhide_markers ();
1256         void unhide_ranges ();
1257         void jump_forward_to_mark ();
1258         void jump_backward_to_mark ();
1259         void cursor_align (bool playhead_to_edit);
1260
1261         void remove_last_capture ();
1262         void select_all_selectables_using_time_selection ();
1263         void select_all_selectables_using_loop();
1264         void select_all_selectables_using_punch();
1265         void set_selection_from_range (ARDOUR::Location&);
1266         void set_selection_from_punch ();
1267         void set_selection_from_loop ();
1268         void set_selection_from_audio_region ();
1269
1270         void add_location_mark (nframes64_t where);
1271         void add_location_from_audio_region ();
1272         void add_locations_from_audio_region ();
1273         void add_location_from_selection ();
1274         void set_loop_from_selection (bool play);
1275         void set_punch_from_selection ();
1276         void set_punch_from_region ();
1277
1278         void set_loop_from_edit_range (bool play);
1279         void set_loop_from_region (bool play);
1280         void set_punch_from_edit_range ();
1281
1282         void set_loop_range (nframes64_t start, nframes64_t end, std::string cmd);
1283         void set_punch_range (nframes64_t start, nframes64_t end, std::string cmd);
1284
1285         void add_location_from_playhead_cursor ();
1286         bool select_new_marker;
1287
1288         void reverse_selection ();
1289         void edit_envelope ();
1290
1291         void start_scrolling ();
1292         void stop_scrolling ();
1293
1294         bool _scrubbing;
1295         double last_scrub_x;
1296         int scrubbing_direction;
1297         int scrub_reversals;
1298         int scrub_reverse_distance;
1299         void scrub ();
1300
1301         void keyboard_selection_begin ();
1302         void keyboard_selection_finish (bool add);
1303         bool have_pending_keyboard_selection;
1304         nframes64_t pending_keyboard_selection_start;
1305
1306         boost::shared_ptr<ARDOUR::Region> select_region_for_operation (int dir, TimeAxisView **tv);
1307         void extend_selection_to_end_of_region (bool next);
1308         void extend_selection_to_start_of_region (bool previous);
1309
1310         Editing::SnapType snap_type;
1311         Editing::SnapMode snap_mode;
1312         double snap_threshold;
1313
1314         void handle_gui_changes (const string &, void *);
1315         bool ignore_gui_changes;
1316
1317         void    hide_all_tracks (bool with_select);
1318
1319         DragInfo drag_info;
1320         LineDragInfo current_line_drag_info;
1321
1322         void start_grab (GdkEvent*, Gdk::Cursor* cursor = 0);
1323         bool end_grab (ArdourCanvas::Item*, GdkEvent*);
1324         void swap_grab (ArdourCanvas::Item*, Gdk::Cursor* cursor, uint32_t time);
1325         void break_drag ();
1326         void finalize_drag ();
1327
1328         Gtk::Menu fade_context_menu;
1329         void popup_fade_context_menu (int, int, ArdourCanvas::Item*, ItemType);
1330
1331         void region_gain_motion_callback (ArdourCanvas::Item*, GdkEvent*);
1332
1333         void start_fade_in_grab (ArdourCanvas::Item*, GdkEvent*);
1334         void start_fade_out_grab (ArdourCanvas::Item*, GdkEvent*);
1335         void fade_in_drag_motion_callback (ArdourCanvas::Item*, GdkEvent*);
1336         void fade_out_drag_motion_callback (ArdourCanvas::Item*, GdkEvent*);
1337         void fade_in_drag_finished_callback (ArdourCanvas::Item*, GdkEvent*);
1338         void fade_out_drag_finished_callback (ArdourCanvas::Item*, GdkEvent*);
1339
1340         void set_fade_in_shape (ARDOUR::AudioRegion::FadeShape);
1341         void set_fade_out_shape (ARDOUR::AudioRegion::FadeShape);
1342
1343         void set_fade_length (bool in);
1344         void toggle_fade_active (bool in);
1345         void set_fade_in_active (bool);
1346         void set_fade_out_active (bool);
1347
1348         std::set<boost::shared_ptr<ARDOUR::Playlist> > motion_frozen_playlists;
1349         RegionSelection pre_drag_region_selection;
1350         void region_drag_motion_callback (ArdourCanvas::Item*, GdkEvent*);
1351         void region_drag_finished_callback (ArdourCanvas::Item*, GdkEvent*);
1352         bool check_region_drag_possible (AudioTimeAxisView**);
1353         void possibly_copy_regions_during_grab (GdkEvent*);
1354         void region_drag_splice_motion_callback (ArdourCanvas::Item*, GdkEvent*);
1355         void region_drag_splice_finished_callback (ArdourCanvas::Item*, GdkEvent*);
1356
1357         bool _dragging_playhead;
1358         bool _dragging_edit_point;
1359
1360         void cursor_drag_motion_callback (ArdourCanvas::Item*, GdkEvent*);
1361         void cursor_drag_finished_callback (ArdourCanvas::Item*, GdkEvent*);
1362         void cursor_drag_finished_ensure_locate_callback (ArdourCanvas::Item*, GdkEvent*);
1363         void marker_drag_motion_callback (ArdourCanvas::Item*, GdkEvent*);
1364         void marker_drag_finished_callback (ArdourCanvas::Item*, GdkEvent*);
1365         void control_point_drag_motion_callback (ArdourCanvas::Item*, GdkEvent*);
1366         void control_point_drag_finished_callback (ArdourCanvas::Item*, GdkEvent*);
1367         void line_drag_motion_callback (ArdourCanvas::Item*, GdkEvent*);
1368         void line_drag_finished_callback (ArdourCanvas::Item*, GdkEvent*);
1369
1370         void tempo_marker_drag_motion_callback (ArdourCanvas::Item*, GdkEvent*);
1371         void tempo_marker_drag_finished_callback (ArdourCanvas::Item*, GdkEvent*);
1372         void meter_marker_drag_motion_callback (ArdourCanvas::Item*, GdkEvent*);
1373         void meter_marker_drag_finished_callback (ArdourCanvas::Item*, GdkEvent*);
1374
1375         gint mouse_rename_region (ArdourCanvas::Item*, GdkEvent*);
1376
1377         void start_region_grab (ArdourCanvas::Item*, GdkEvent*);
1378         void start_region_copy_grab (ArdourCanvas::Item*, GdkEvent*);
1379         void start_region_brush_grab (ArdourCanvas::Item*, GdkEvent*);
1380         void start_selection_grab (ArdourCanvas::Item*, GdkEvent*);
1381         void start_cursor_grab (ArdourCanvas::Item*, GdkEvent*);
1382         void start_cursor_grab_no_stop (ArdourCanvas::Item*, GdkEvent*);
1383         void start_marker_grab (ArdourCanvas::Item*, GdkEvent*);
1384         void start_control_point_grab (ArdourCanvas::Item*, GdkEvent*);
1385         void start_line_grab_from_regionview (ArdourCanvas::Item*, GdkEvent*);
1386         void start_line_grab_from_line (ArdourCanvas::Item*, GdkEvent*);
1387         void start_line_grab (AutomationLine *, GdkEvent*);
1388         void start_tempo_marker_grab (ArdourCanvas::Item*, GdkEvent*);
1389         void start_tempo_marker_copy_grab (ArdourCanvas::Item*, GdkEvent*);
1390         void start_meter_marker_grab (ArdourCanvas::Item*, GdkEvent*);
1391         void start_meter_marker_copy_grab (ArdourCanvas::Item*, GdkEvent*);
1392
1393         void region_view_item_click (AudioRegionView&, GdkEventButton*);
1394
1395         void remove_gain_control_point (ArdourCanvas::Item*, GdkEvent*);
1396         void remove_control_point (ArdourCanvas::Item*, GdkEvent*);
1397
1398         void mouse_brush_insert_region (RegionView*, nframes64_t pos);
1399         void brush (nframes64_t);
1400
1401         void show_verbose_time_cursor (nframes64_t frame, double offset = 0, double xpos=-1, double ypos=-1);
1402         void show_verbose_duration_cursor (nframes64_t start, nframes64_t end, double offset = 0, double xpos=-1, double ypos=-1);
1403         double clamp_verbose_cursor_x (double);
1404         double clamp_verbose_cursor_y (double);
1405
1406         /* Canvas event handlers */
1407
1408         bool canvas_control_point_event (GdkEvent* event,ArdourCanvas::Item*, ControlPoint*);
1409         bool canvas_line_event (GdkEvent* event,ArdourCanvas::Item*, AutomationLine*);
1410         bool canvas_selection_rect_event (GdkEvent* event,ArdourCanvas::Item*, SelectionRect*);
1411         bool canvas_selection_start_trim_event (GdkEvent* event,ArdourCanvas::Item*, SelectionRect*);
1412         bool canvas_selection_end_trim_event (GdkEvent* event,ArdourCanvas::Item*, SelectionRect*);
1413         bool canvas_crossfade_view_event (GdkEvent* event,ArdourCanvas::Item*, CrossfadeView*);
1414         bool canvas_fade_in_event (GdkEvent* event,ArdourCanvas::Item*, AudioRegionView*);
1415         bool canvas_fade_in_handle_event (GdkEvent* event,ArdourCanvas::Item*, AudioRegionView*);
1416         bool canvas_fade_out_event (GdkEvent* event,ArdourCanvas::Item*, AudioRegionView*);
1417         bool canvas_fade_out_handle_event (GdkEvent* event,ArdourCanvas::Item*, AudioRegionView*);
1418
1419
1420         // These variables are used to detect a feedback loop and break it to avoid a gui hang
1421 private:
1422         ArdourCanvas::Item *last_item_entered;
1423         int last_item_entered_n;
1424 public:
1425
1426         bool canvas_region_view_event (GdkEvent* event,ArdourCanvas::Item*, RegionView*);
1427         bool canvas_region_view_name_highlight_event (GdkEvent* event,ArdourCanvas::Item*, RegionView*);
1428         bool canvas_region_view_name_event (GdkEvent* event,ArdourCanvas::Item*, RegionView*);
1429         bool canvas_stream_view_event (GdkEvent* event,ArdourCanvas::Item*, RouteTimeAxisView*);
1430         bool canvas_marker_event (GdkEvent* event,ArdourCanvas::Item*, Marker*);
1431         bool canvas_zoom_rect_event (GdkEvent* event,ArdourCanvas::Item*);
1432         bool canvas_tempo_marker_event (GdkEvent* event,ArdourCanvas::Item*, TempoMarker*);
1433         bool canvas_meter_marker_event (GdkEvent* event,ArdourCanvas::Item*, MeterMarker*);
1434         bool canvas_automation_track_event(GdkEvent* event, ArdourCanvas::Item*, AutomationTimeAxisView*) ;
1435
1436         bool canvas_tempo_bar_event (GdkEvent* event, ArdourCanvas::Item*);
1437         bool canvas_meter_bar_event (GdkEvent* event, ArdourCanvas::Item*);
1438         bool canvas_marker_bar_event (GdkEvent* event, ArdourCanvas::Item*);
1439         bool canvas_range_marker_bar_event (GdkEvent* event, ArdourCanvas::Item*);
1440         bool canvas_transport_marker_bar_event (GdkEvent* event, ArdourCanvas::Item*);
1441         bool canvas_cd_marker_bar_event (GdkEvent* event, ArdourCanvas::Item*);
1442
1443         bool canvas_imageframe_item_view_event(GdkEvent* event, ArdourCanvas::Item*,ImageFrameView*);
1444         bool canvas_imageframe_view_event(GdkEvent* event, ArdourCanvas::Item*,ImageFrameTimeAxis*);
1445         bool canvas_imageframe_start_handle_event(GdkEvent* event, ArdourCanvas::Item*,ImageFrameView*);
1446         bool canvas_imageframe_end_handle_event(GdkEvent* event, ArdourCanvas::Item*,ImageFrameView*);
1447         bool canvas_marker_time_axis_view_event(GdkEvent* event, ArdourCanvas::Item*,MarkerTimeAxis*);
1448         bool canvas_markerview_item_view_event(GdkEvent* event, ArdourCanvas::Item*,MarkerView*);
1449         bool canvas_markerview_start_handle_event(GdkEvent* event, ArdourCanvas::Item*,MarkerView*);
1450         bool canvas_markerview_end_handle_event(GdkEvent* event, ArdourCanvas::Item*,MarkerView*);
1451
1452         /* non-public event handlers */
1453
1454         bool canvas_playhead_cursor_event (GdkEvent* event, ArdourCanvas::Item*);
1455         bool track_canvas_scroll (GdkEventScroll* event);
1456
1457         bool track_canvas_scroll_event (GdkEventScroll* event);
1458         bool track_canvas_button_press_event (GdkEventButton* event);
1459         bool track_canvas_button_release_event (GdkEventButton* event);
1460         bool track_canvas_motion_notify_event (GdkEventMotion* event);
1461
1462         Gtk::Allocation canvas_allocation;
1463         void track_canvas_allocate (Gtk::Allocation alloc);
1464         bool track_canvas_size_allocated ();
1465
1466         void set_playhead_cursor ();
1467
1468         void kbd_driver (sigc::slot<void,GdkEvent*>, bool use_track_canvas = true, bool use_time_canvas = true, bool can_select = true);
1469         void kbd_mute_unmute_region ();
1470         void kbd_brush ();
1471
1472         void kbd_do_brush (GdkEvent*);
1473         void kbd_do_audition (GdkEvent*);
1474
1475         void handle_new_duration ();
1476         void initialize_canvas ();
1477
1478         /* display control */
1479
1480         bool _show_measures;
1481
1482         bool _show_waveforms;
1483         bool _show_waveforms_rectified;
1484         bool _show_waveforms_recording;
1485
1486         bool _stationary_playhead;
1487         bool _follow_playhead;
1488
1489         ARDOUR::TempoMap::BBTPointList *current_bbt_points;
1490
1491         TempoLines* tempo_lines;
1492
1493         ArdourCanvas::Group* time_line_group;
1494         ArdourCanvas::SimpleLine* get_time_line ();
1495         void hide_measures ();
1496         void draw_measures ();
1497         bool redraw_measures ();
1498
1499         void new_tempo_section ();
1500
1501         void mouse_add_new_tempo_event (nframes64_t where);
1502         void mouse_add_new_meter_event (nframes64_t where);
1503
1504         void remove_tempo_marker (ArdourCanvas::Item*);
1505         void remove_meter_marker (ArdourCanvas::Item*);
1506         gint real_remove_tempo_marker (ARDOUR::TempoSection*);
1507         gint real_remove_meter_marker (ARDOUR::MeterSection*);
1508
1509         void edit_tempo_section (ARDOUR::TempoSection*);
1510         void edit_meter_section (ARDOUR::MeterSection*);
1511         void edit_tempo_marker (ArdourCanvas::Item*);
1512         void edit_meter_marker (ArdourCanvas::Item*);
1513
1514         void marker_menu_edit ();
1515         void marker_menu_remove ();
1516         void marker_menu_rename ();
1517         void marker_menu_lock (bool yn);
1518         void marker_menu_hide ();
1519         void marker_menu_loop_range ();
1520         void marker_menu_select_all_selectables_using_range ();
1521         void marker_menu_select_using_range ();
1522         void marker_menu_separate_regions_using_location ();
1523         void marker_menu_play_from ();
1524         void marker_menu_play_range ();
1525         void marker_menu_set_playhead ();
1526         void marker_menu_set_from_playhead ();
1527         void marker_menu_set_from_selection ();
1528         void marker_menu_range_to_next ();
1529         void marker_menu_export_range ();
1530         void new_transport_marker_menu_set_loop ();
1531         void new_transport_marker_menu_set_punch ();
1532         void update_loop_range_view (bool visibility=false);
1533         void update_punch_range_view (bool visibility=false);
1534         void new_transport_marker_menu_popdown ();
1535         void marker_context_menu (GdkEventButton*, ArdourCanvas::Item*);
1536         void tm_marker_context_menu (GdkEventButton*, ArdourCanvas::Item*);
1537         void transport_marker_context_menu (GdkEventButton*, ArdourCanvas::Item*);
1538         void new_transport_marker_context_menu (GdkEventButton*, ArdourCanvas::Item*);
1539         void build_range_marker_menu (bool loop_or_punch);
1540         void build_marker_menu (bool start_or_end);
1541         void build_tm_marker_menu ();
1542         void build_new_transport_marker_menu ();
1543
1544         Gtk::Menu* tm_marker_menu;
1545         Gtk::Menu* marker_menu;
1546         Gtk::Menu* start_end_marker_menu;
1547         Gtk::Menu* range_marker_menu;
1548         Gtk::Menu* transport_marker_menu;
1549         Gtk::Menu* new_transport_marker_menu;
1550         Gtk::Menu* cd_marker_menu;
1551         ArdourCanvas::Item* marker_menu_item;
1552
1553         typedef list<Marker*> Marks;
1554         Marks metric_marks;
1555
1556         void remove_metric_marks ();
1557         void draw_metric_marks (const ARDOUR::Metrics& metrics);
1558
1559         void compute_current_bbt_points (nframes_t left, nframes_t right);
1560         void tempo_map_changed (ARDOUR::Change);
1561         void redisplay_tempo (bool immediate_redraw);
1562
1563         void snap_to (nframes64_t& first, int32_t direction = 0, bool for_mark = false);
1564
1565         uint32_t bbt_beat_subdivision;
1566
1567         /* toolbar */
1568
1569         void editor_mixer_button_toggled ();
1570
1571         AudioClock               edit_point_clock;
1572         AudioClock               zoom_range_clock;
1573         Gtk::Button              zoom_in_button;
1574         Gtk::Button              zoom_out_button;
1575         Gtk::Button              zoom_out_full_button;
1576         Gtk::Button              zoom_onetoone_button;
1577
1578         Gtk::VBox                toolbar_clock_vbox;
1579         Gtk::VBox                toolbar_selection_clock_vbox;
1580         Gtk::Table               toolbar_selection_clock_table;
1581         Gtk::Label               toolbar_selection_cursor_label;
1582
1583         Gtk::HBox                mouse_mode_button_box;
1584         Gtkmm2ext::TearOff*      mouse_mode_tearoff;
1585         Gtk::ToggleButton        mouse_select_button;
1586         Gtk::ToggleButton        mouse_move_button;
1587         Gtk::ToggleButton        mouse_gain_button;
1588         Gtk::ToggleButton        mouse_zoom_button;
1589         Gtk::ToggleButton        mouse_timefx_button;
1590         Gtk::ToggleButton        mouse_audition_button;
1591         GroupedButtons          *mouse_mode_button_set;
1592         void                     mouse_mode_toggled (Editing::MouseMode m);
1593         bool                     ignore_mouse_mode_toggle;
1594
1595         gint                     mouse_select_button_release (GdkEventButton*);
1596
1597         Gtk::VBox                automation_box;
1598         Gtk::Button              automation_mode_button;
1599         Gtk::ToggleButton        global_automation_button;
1600
1601         Gtk::ComboBoxText edit_mode_selector;
1602         Gtk::VBox         edit_mode_box;
1603
1604         void set_edit_mode (ARDOUR::EditMode);
1605         void cycle_edit_mode ();
1606         void edit_mode_selection_done ();
1607
1608         Gtk::ComboBoxText snap_type_selector;
1609         Gtk::ComboBoxText snap_mode_selector;
1610         Gtk::HBox         snap_box;
1611
1612         std::vector<std::string> snap_type_strings;
1613         std::vector<std::string> snap_mode_strings;
1614
1615         void snap_type_selection_done ();
1616         void snap_mode_selection_done ();
1617         void snap_mode_chosen (Editing::SnapMode);
1618         void snap_type_chosen (Editing::SnapType);
1619
1620         Glib::RefPtr<Gtk::RadioAction> snap_type_action (Editing::SnapType);
1621         Glib::RefPtr<Gtk::RadioAction> snap_mode_action (Editing::SnapMode);
1622
1623         Gtk::ComboBoxText zoom_focus_selector;
1624         Gtk::VBox         zoom_focus_box;
1625
1626         std::vector<std::string> zoom_focus_strings;
1627
1628         void zoom_focus_selection_done ();
1629         void zoom_focus_chosen (Editing::ZoomFocus);
1630
1631         Glib::RefPtr<Gtk::RadioAction> zoom_focus_action (Editing::ZoomFocus);
1632
1633         Gtk::HBox           zoom_box;
1634
1635         void                zoom_adjustment_changed();
1636
1637         void                edit_point_clock_changed();
1638
1639         void setup_toolbar ();
1640
1641         Gtkmm2ext::TearOff*       tools_tearoff;
1642         Gtk::HBox                toolbar_hbox;
1643         Gtk::EventBox            toolbar_base;
1644         Gtk::Frame               toolbar_frame;
1645
1646         /* selection process */
1647
1648         Selection* selection;
1649         Selection* cut_buffer;
1650
1651         void time_selection_changed ();
1652         void track_selection_changed ();
1653         void region_selection_changed ();
1654         void sensitize_the_right_region_actions (bool have_selected_regions);
1655         void point_selection_changed ();
1656         void marker_selection_changed ();
1657
1658         enum SelectionOp {
1659                 CreateSelection,
1660                 SelectionStartTrim,
1661                 SelectionEndTrim,
1662                 SelectionMove
1663         } selection_op;
1664
1665         void start_selection_op (ArdourCanvas::Item* item, GdkEvent* event, SelectionOp);
1666         void drag_selection (ArdourCanvas::Item* item, GdkEvent* event);
1667         void end_selection_op (ArdourCanvas::Item* item, GdkEvent* event);
1668         void cancel_selection ();
1669
1670         void region_selection_op (void (ARDOUR::Region::*pmf)(void));
1671         void region_selection_op (void (ARDOUR::Region::*pmf)(void*), void*);
1672         void region_selection_op (void (ARDOUR::Region::*pmf)(bool), bool);
1673
1674         bool audio_region_selection_covers (nframes64_t where);
1675
1676         /* transport range select process */
1677         enum RangeMarkerOp {
1678                 CreateRangeMarker,
1679                 CreateTransportMarker,
1680                 CreateCDMarker
1681         } range_marker_op;
1682
1683         void start_range_markerbar_op (ArdourCanvas::Item* item, GdkEvent* event, RangeMarkerOp);
1684         void drag_range_markerbar_op (ArdourCanvas::Item* item, GdkEvent* event);
1685         void end_range_markerbar_op (ArdourCanvas::Item* item, GdkEvent* event);
1686
1687         ArdourCanvas::SimpleRect*  cd_marker_bar_drag_rect;
1688         ArdourCanvas::SimpleRect*  range_bar_drag_rect;
1689         ArdourCanvas::SimpleRect*  transport_bar_drag_rect;
1690         ArdourCanvas::Line*        marker_drag_line;
1691         ArdourCanvas::Points       marker_drag_line_points;
1692         ArdourCanvas::SimpleRect*  range_marker_drag_rect;
1693
1694         void update_marker_drag_item (ARDOUR::Location *);
1695 #ifdef GTKOSX
1696         ArdourCanvas::SimpleRect     *bogus_background_rect;
1697 #endif
1698         ArdourCanvas::SimpleRect     *transport_bar_range_rect;
1699         ArdourCanvas::SimpleRect     *transport_bar_preroll_rect;
1700         ArdourCanvas::SimpleRect     *transport_bar_postroll_rect;
1701         ArdourCanvas::SimpleRect     *transport_loop_range_rect;
1702         ArdourCanvas::SimpleRect     *transport_punch_range_rect;
1703         ArdourCanvas::SimpleLine     *transport_punchin_line;
1704         ArdourCanvas::SimpleLine     *transport_punchout_line;
1705         ArdourCanvas::SimpleRect     *transport_preroll_rect;
1706         ArdourCanvas::SimpleRect     *transport_postroll_rect;
1707
1708         ARDOUR::Location*  transport_loop_location();
1709         ARDOUR::Location*  transport_punch_location();
1710
1711         ARDOUR::Location   *temp_location;
1712
1713         /* object rubberband select process */
1714
1715         void start_rubberband_select (ArdourCanvas::Item* item, GdkEvent* event);
1716         void drag_rubberband_select (ArdourCanvas::Item* item, GdkEvent* event);
1717         void end_rubberband_select (ArdourCanvas::Item* item, GdkEvent* event);
1718
1719         bool select_all_within (nframes64_t start, nframes64_t end, gdouble topy, gdouble boty, const TrackViewList&, Selection::Operation op);
1720
1721         ArdourCanvas::SimpleRect   *rubberband_rect;
1722
1723         /* mouse zoom process */
1724
1725         void start_mouse_zoom (ArdourCanvas::Item* item, GdkEvent* event);
1726         void drag_mouse_zoom (ArdourCanvas::Item* item, GdkEvent* event);
1727         void end_mouse_zoom (ArdourCanvas::Item* item, GdkEvent* event);
1728
1729         ArdourCanvas::SimpleRect   *zoom_rect;
1730         void reposition_zoom_rect (nframes64_t start, nframes64_t end);
1731
1732         /* diskstream/route display management */
1733
1734         struct RouteDisplayModelColumns : public Gtk::TreeModel::ColumnRecord {
1735             RouteDisplayModelColumns() {
1736                     add (text);
1737                     add (visible);
1738                     add (temporary_visible);
1739                     add (tv);
1740                     add (route);
1741             }
1742             Gtk::TreeModelColumn<Glib::ustring>  text;
1743             Gtk::TreeModelColumn<bool>           visible;
1744             Gtk::TreeModelColumn<bool>           temporary_visible;
1745             Gtk::TreeModelColumn<TimeAxisView*>  tv;
1746             Gtk::TreeModelColumn<boost::shared_ptr<ARDOUR::Route> >  route;
1747         };
1748
1749         RouteDisplayModelColumns         route_display_columns;
1750         Glib::RefPtr<Gtk::ListStore>     route_display_model;
1751         Glib::RefPtr<Gtk::TreeSelection> route_display_selection;
1752
1753         Gtkmm2ext::DnDTreeView<boost::shared_ptr<ARDOUR::Route> > route_list_display;
1754         Gtk::ScrolledWindow                   route_list_scroller;
1755         Gtk::Menu*                            route_list_menu;
1756
1757         void update_route_visibility ();
1758
1759         void sync_order_keys (const char*);
1760         bool route_redisplay_does_not_sync_order_keys;
1761         bool route_redisplay_does_not_reset_order_keys;
1762
1763         bool route_list_display_button_press (GdkEventButton*);
1764         void route_list_display_drag_data_received  (const Glib::RefPtr<Gdk::DragContext>& context,
1765                                                      gint                x,
1766                                                      gint                y,
1767                                                      const Gtk::SelectionData& data,
1768                                                      guint               info,
1769                                                      guint               time);
1770
1771         bool route_list_selection_filter (const Glib::RefPtr<Gtk::TreeModel>& model, const Gtk::TreeModel::Path& path, bool yn);
1772
1773         void route_list_change (const Gtk::TreeModel::Path&,const Gtk::TreeModel::iterator&);
1774         void route_list_delete (const Gtk::TreeModel::Path&);
1775         void track_list_reorder (const Gtk::TreeModel::Path& path, const Gtk::TreeModel::iterator& iter, int* new_order);
1776
1777         void initial_route_list_display ();
1778         void redisplay_route_list();
1779         bool ignore_route_list_reorder;
1780         bool no_route_list_redisplay;
1781         bool sync_track_view_list_and_route_list ();
1782
1783         void build_route_list_menu ();
1784         void show_route_list_menu ();
1785
1786         void show_all_routes ();
1787         void hide_all_routes ();
1788         void show_all_audiotracks ();
1789         void hide_all_audiotracks ();
1790         void show_tracks_with_regions_at_playhead ();
1791         void show_all_audiobus ();
1792         void hide_all_audiobus ();
1793
1794         void set_all_tracks_visibility (bool yn);
1795         void set_all_audio_visibility (int type, bool yn);
1796
1797         /* edit group management */
1798
1799         struct GroupListModelColumns : public Gtk::TreeModel::ColumnRecord {
1800                 GroupListModelColumns () {
1801                        add (is_active);
1802                        add (is_visible);
1803                        add (text);
1804                        add (routegroup);
1805                 }
1806                 Gtk::TreeModelColumn<bool> is_active;
1807                 Gtk::TreeModelColumn<bool> is_visible;
1808                 Gtk::TreeModelColumn<std::string> text;
1809                 Gtk::TreeModelColumn<ARDOUR::RouteGroup*>   routegroup;
1810         };
1811
1812         bool all_group_is_active;
1813
1814         GroupListModelColumns group_columns;
1815         Glib::RefPtr<Gtk::ListStore> group_model;
1816         Glib::RefPtr<Gtk::TreeSelection> group_selection;
1817
1818         Gtk::TreeView          edit_group_display;
1819         Gtk::ScrolledWindow    edit_group_display_scroller;
1820         Gtk::Menu*             edit_group_list_menu;
1821
1822         void build_edit_group_list_menu ();
1823         void activate_all_edit_groups ();
1824         void disable_all_edit_groups ();
1825         void show_all_edit_groups ();
1826         void hide_all_edit_groups ();
1827
1828         bool in_edit_group_row_change;
1829         void edit_group_row_change (const Gtk::TreeModel::Path&,const Gtk::TreeModel::iterator&);
1830         void edit_group_name_edit (const Glib::ustring&, const Glib::ustring&);
1831         void new_edit_group ();
1832         void edit_group_list_button_clicked ();
1833         gint edit_group_list_button_press_event (GdkEventButton* ev);
1834         void add_edit_group (ARDOUR::RouteGroup* group);
1835         void remove_selected_edit_group ();
1836         void edit_groups_changed ();
1837         void group_flags_changed (void*, ARDOUR::RouteGroup*);
1838
1839         Gtk::VBox           list_vpacker;
1840
1841         /* autoscrolling */
1842
1843         bool autoscroll_active;
1844         int autoscroll_timeout_tag;
1845         int autoscroll_x;
1846         int autoscroll_y;
1847         int last_autoscroll_x;
1848         int last_autoscroll_y;
1849         uint32_t autoscroll_cnt;
1850         nframes64_t autoscroll_x_distance;
1851         double autoscroll_y_distance;
1852
1853         static gint _autoscroll_canvas (void *);
1854         bool autoscroll_canvas ();
1855         void start_canvas_autoscroll (int x, int y);
1856         void stop_canvas_autoscroll ();
1857         void maybe_autoscroll (GdkEventMotion*);
1858         void maybe_autoscroll_horizontally (GdkEventMotion*);
1859         bool allow_vertical_scroll;
1860
1861         /* trimming */
1862         enum TrimOp {
1863                 StartTrim,
1864                 EndTrim,
1865                 ContentsTrim,
1866         } trim_op;
1867
1868         void start_trim (ArdourCanvas::Item*, GdkEvent*);
1869         void point_trim (GdkEvent*);
1870         void trim_motion_callback (ArdourCanvas::Item*, GdkEvent*);
1871         void single_contents_trim (RegionView&, nframes64_t, bool, bool, bool);
1872         void single_start_trim (RegionView&, nframes64_t, bool, bool);
1873         void single_end_trim (RegionView&, nframes64_t, bool, bool);
1874
1875         void trim_finished_callback (ArdourCanvas::Item*, GdkEvent*);
1876         void thaw_region_after_trim (RegionView& rv);
1877
1878         void trim_region_front();
1879         void trim_region_back();
1880         void trim_region (bool front);
1881
1882         void trim_region_to_edit_point ();
1883         void trim_region_from_edit_point ();
1884         void trim_region_to_loop ();
1885         void trim_region_to_punch ();
1886         void trim_region_to_location (const ARDOUR::Location&, const char* cmd);
1887
1888         bool show_gain_after_trim;
1889
1890         /* Drag-n-Drop */
1891
1892         int convert_drop_to_paths (std::vector<Glib::ustring>& paths,
1893                                    const Glib::RefPtr<Gdk::DragContext>& context,
1894                                    gint                x,
1895                                    gint                y,
1896                                    const Gtk::SelectionData& data,
1897                                    guint               info,
1898                                    guint               time);
1899
1900         void  track_canvas_drag_data_received  (const Glib::RefPtr<Gdk::DragContext>& context,
1901                                                 gint                x,
1902                                                 gint                y,
1903                                                 const Gtk::SelectionData& data,
1904                                                 guint               info,
1905                                                 guint               time);
1906
1907         void  region_list_display_drag_data_received  (const Glib::RefPtr<Gdk::DragContext>& context,
1908                                                        gint                x,
1909                                                        gint                y,
1910                                                        const Gtk::SelectionData& data,
1911                                                        guint               info,
1912                                                        guint               time);
1913
1914         void  drop_paths  (const Glib::RefPtr<Gdk::DragContext>& context,
1915                            gint                x,
1916                            gint                y,
1917                            const Gtk::SelectionData& data,
1918                            guint               info,
1919                            guint               time);
1920
1921         void  drop_regions  (const Glib::RefPtr<Gdk::DragContext>& context,
1922                              gint                x,
1923                              gint                y,
1924                              const Gtk::SelectionData& data,
1925                              guint               info,
1926                              guint               time);
1927
1928         /* audio export */
1929
1930         ExportDialog *export_dialog;
1931         ExportDialog *export_range_markers_dialog;
1932
1933         void export_range (nframes64_t start, nframes64_t end);
1934         void export_range_markers ();
1935
1936         int  write_region_selection(RegionSelection&);
1937         bool write_region (string path, boost::shared_ptr<ARDOUR::AudioRegion>);
1938         void export_region ();
1939         void bounce_region_selection ();
1940         void bounce_range_selection (bool replace, bool enable_processing = true);
1941         void external_edit_region ();
1942
1943         int write_audio_selection (TimeSelection&);
1944         bool write_audio_range (ARDOUR::AudioPlaylist&, uint32_t channels, list<ARDOUR::AudioRange>&);
1945
1946         void write_selection ();
1947
1948         /* history */
1949
1950         UndoAction get_memento() const;
1951
1952         XMLNode *before; /* used in *_reversible_command */
1953         void begin_reversible_command (string cmd_name);
1954         void commit_reversible_command ();
1955
1956         void update_title ();
1957         void update_title_s (const string & snapshot_name);
1958
1959         struct State {
1960             Selection* selection;
1961             double     frames_per_unit;
1962
1963             State();
1964             ~State();
1965         };
1966
1967         void store_state (State&) const;
1968         void restore_state (State *);
1969
1970         void instant_save ();
1971
1972         boost::shared_ptr<ARDOUR::AudioRegion> last_audition_region;
1973
1974         /* freeze operations */
1975
1976         ARDOUR::InterThreadInfo freeze_status;
1977         gint freeze_progress_timeout (void *);
1978         static void* _freeze_thread (void*);
1979         void* freeze_thread ();
1980
1981         void freeze_route ();
1982         void unfreeze_route ();
1983
1984         /* edit-group solo + mute */
1985
1986         void set_edit_group_solo (ARDOUR::Route&, bool);
1987         void set_edit_group_mute (ARDOUR::Route&, bool);
1988
1989         /* duplication */
1990
1991         void duplicate_dialog (bool with_dialog);
1992
1993         nframes64_t event_frame (GdkEvent*, double* px = 0, double* py = 0) const;
1994
1995         /* returns false if mouse pointer is not in track or marker canvas
1996          */
1997         bool mouse_frame (nframes64_t&, bool& in_track_canvas) const;
1998
1999         void time_fx_motion (ArdourCanvas::Item*, GdkEvent*);
2000         void start_time_fx (ArdourCanvas::Item*, GdkEvent*);
2001         void end_time_fx (ArdourCanvas::Item*, GdkEvent*);
2002
2003         struct TimeFXDialog : public ArdourDialog {
2004             ARDOUR::TimeFXRequest request;
2005             Editor&               editor;
2006             bool                  pitching;
2007             Gtk::Adjustment       pitch_octave_adjustment;
2008             Gtk::Adjustment       pitch_semitone_adjustment;
2009             Gtk::Adjustment       pitch_cent_adjustment;
2010             Gtk::SpinButton       pitch_octave_spinner;
2011             Gtk::SpinButton       pitch_semitone_spinner;
2012             Gtk::SpinButton       pitch_cent_spinner;
2013             RegionSelection       regions;
2014             Gtk::ProgressBar      progress_bar;
2015
2016             /* SoundTouch */
2017             Gtk::ToggleButton     quick_button;
2018             Gtk::ToggleButton     antialias_button;
2019             Gtk::HBox             upper_button_box;
2020
2021             /* RubberBand */
2022             Gtk::ComboBoxText     stretch_opts_selector;
2023             Gtk::Label            stretch_opts_label;
2024             Gtk::ToggleButton     precise_button;
2025             Gtk::ToggleButton     preserve_formants_button;
2026             Gtk::HBox             opts_box;
2027
2028             Gtk::Button*          cancel_button;
2029             Gtk::Button*          action_button;
2030             Gtk::VBox             packer;
2031             int                   status;
2032
2033             TimeFXDialog (Editor& e, bool for_pitch);
2034
2035             gint update_progress ();
2036             sigc::connection first_cancel;
2037             sigc::connection first_delete;
2038             void cancel_in_progress ();
2039             gint delete_in_progress (GdkEventAny*);
2040         };
2041
2042         /* "whats mine is yours" */
2043
2044         friend class TimeFXDialog;
2045
2046         TimeFXDialog* current_timefx;
2047
2048         static void* timefx_thread (void *arg);
2049         void do_timefx (TimeFXDialog&);
2050
2051         int time_stretch (RegionSelection&, float fraction);
2052         int pitch_shift (RegionSelection&, float cents);
2053         void pitch_shift_regions ();
2054         int time_fx (RegionSelection&, float val, bool pitching);
2055
2056         /* editor-mixer strip */
2057
2058         MixerStrip *current_mixer_strip;
2059         bool show_editor_mixer_when_tracks_arrive;
2060         Gtk::VBox current_mixer_strip_vbox;
2061         void cms_deleted ();
2062         void current_mixer_strip_hidden ();
2063         void current_mixer_strip_removed ();
2064
2065         void detach_tearoff (Gtk::Box* b, Gtk::Window* w);
2066         void reattach_tearoff (Gtk::Box* b, Gtk::Window* w, int32_t n);
2067 #ifdef GTKOSX
2068         void ensure_all_elements_drawn ();
2069 #endif
2070         /* nudging tracks */
2071
2072         void nudge_track (bool use_edit_point, bool forwards);
2073
2074         /* xfades */
2075
2076         bool _xfade_visibility;
2077
2078         /* <CMT Additions> */
2079         void handle_new_imageframe_time_axis_view(const string & track_name, void* src) ;
2080         void handle_new_imageframe_marker_time_axis_view(const string & track_name, TimeAxisView* marked_track) ;
2081
2082         void start_imageframe_grab(ArdourCanvas::Item*, GdkEvent*) ;
2083         void start_markerview_grab(ArdourCanvas::Item*, GdkEvent*) ;
2084
2085         void imageframe_drag_motion_callback(ArdourCanvas::Item*, GdkEvent*) ;
2086         void markerview_drag_motion_callback(ArdourCanvas::Item*, GdkEvent*) ;
2087         void timeaxis_item_drag_finished_callback(ArdourCanvas::Item*, GdkEvent*) ;
2088
2089         gint canvas_imageframe_item_view_event(ArdourCanvas::Item* item, GdkEvent* event, ImageFrameView* ifv);
2090         gint canvas_imageframe_view_event(ArdourCanvas::Item* item, GdkEvent* event, ImageFrameTimeAxis* ifta);
2091         gint canvas_imageframe_start_handle_event(ArdourCanvas::Item* item, GdkEvent* event, ImageFrameView* ifv);
2092         gint canvas_imageframe_end_handle_event(ArdourCanvas::Item* item, GdkEvent* event, ImageFrameView* ifv);
2093
2094         gint canvas_marker_time_axis_view_event(ArdourCanvas::Item* item, GdkEvent* event, MarkerTimeAxis* mta);
2095         gint canvas_markerview_item_view_event(ArdourCanvas::Item* item, GdkEvent* event, MarkerView* mv);
2096         gint canvas_markerview_start_handle_event(ArdourCanvas::Item* item, GdkEvent* event, MarkerView* mv);
2097         gint canvas_markerview_end_handle_event(ArdourCanvas::Item* item, GdkEvent* event, MarkerView* mv);
2098
2099         void imageframe_start_handle_op(ArdourCanvas::Item* item, GdkEvent* event) ;
2100         void imageframe_end_handle_op(ArdourCanvas::Item* item, GdkEvent* event) ;
2101         void imageframe_start_handle_trim_motion(ArdourCanvas::Item* item, GdkEvent* event) ;
2102         void imageframe_start_handle_end_trim(ArdourCanvas::Item* item, GdkEvent* event) ;
2103         void imageframe_end_handle_trim_motion(ArdourCanvas::Item* item, GdkEvent* event) ;
2104         void imageframe_end_handle_end_trim(ArdourCanvas::Item* item, GdkEvent* event) ;
2105
2106         void markerview_item_start_handle_op(ArdourCanvas::Item* item, GdkEvent* event) ;
2107         void markerview_item_end_handle_op(ArdourCanvas::Item* item, GdkEvent* event) ;
2108         void markerview_start_handle_trim_motion(ArdourCanvas::Item* item, GdkEvent* event) ;
2109         void markerview_start_handle_end_trim(ArdourCanvas::Item* item, GdkEvent* event) ;
2110         void markerview_end_handle_trim_motion(ArdourCanvas::Item* item, GdkEvent* event) ;
2111         void markerview_end_handle_end_trim(ArdourCanvas::Item* item, GdkEvent* event) ;
2112
2113         void popup_imageframe_edit_menu(int button, int32_t time, ArdourCanvas::Item* ifv, bool with_frame) ;
2114         void popup_marker_time_axis_edit_menu(int button, int32_t time, ArdourCanvas::Item* ifv, bool with_frame) ;
2115
2116         ImageFrameSocketHandler* image_socket_listener ;
2117         /* </CMT Additions> */
2118
2119         void toggle_xfade_active (boost::weak_ptr<ARDOUR::Crossfade>);
2120         void toggle_xfade_length (boost::weak_ptr<ARDOUR::Crossfade>);
2121         void edit_xfade (boost::weak_ptr<ARDOUR::Crossfade>);
2122         void xfade_edit_left_region ();
2123         void xfade_edit_right_region ();
2124
2125         static const int32_t default_width = 995;
2126         static const int32_t default_height = 765;
2127
2128         /* nudge */
2129
2130         Gtk::Button      nudge_forward_button;
2131         Gtk::Button      nudge_backward_button;
2132         Gtk::HBox        nudge_hbox;
2133         Gtk::VBox        nudge_vbox;
2134         AudioClock       nudge_clock;
2135
2136         nframes64_t get_nudge_distance (nframes64_t pos, nframes64_t& next);
2137
2138         bool nudge_forward_release (GdkEventButton*);
2139         bool nudge_backward_release (GdkEventButton*);
2140
2141         /* audio filters */
2142
2143         void apply_filter (ARDOUR::AudioFilter&, string cmd);
2144
2145         /* handling cleanup */
2146
2147         int playlist_deletion_dialog (boost::shared_ptr<ARDOUR::Playlist>);
2148
2149         vector<sigc::connection> session_connections;
2150
2151         /* tracking step changes of track height */
2152
2153         TimeAxisView* current_stepping_trackview;
2154         ARDOUR::microseconds_t last_track_height_step_timestamp;
2155         gint track_height_step_timeout();
2156         sigc::connection step_timeout;
2157
2158         TimeAxisView* entered_track;
2159         RegionView*   entered_regionview;
2160
2161
2162         void ensure_entered_track_selected (bool op_acts_on_objects = false);
2163         bool clear_entered_track;
2164         bool left_track_canvas (GdkEventCrossing*);
2165         bool entered_track_canvas (GdkEventCrossing*);
2166         void set_entered_track (TimeAxisView*);
2167         void set_entered_regionview (RegionView*);
2168         void ensure_track_visible (TimeAxisView*);
2169         gint left_automation_track ();
2170
2171         bool _new_regionviews_show_envelope;
2172
2173         void reset_canvas_action_sensitivity (bool);
2174         void toggle_gain_envelope_visibility ();
2175         void toggle_gain_envelope_active ();
2176         void reset_region_gain_envelopes ();
2177
2178         bool on_key_press_event (GdkEventKey*);
2179         bool on_key_release_event (GdkEventKey*);
2180
2181         void session_state_saved (string);
2182
2183         Glib::RefPtr<Gtk::Action>              undo_action;
2184         Glib::RefPtr<Gtk::Action>              redo_action;
2185
2186         void history_changed ();
2187         void color_handler ();
2188
2189         Gtk::HBox      status_bar_hpacker;
2190
2191         Editing::EditPoint _edit_point;
2192
2193         Gtk::ComboBoxText edit_point_selector;
2194
2195         void set_edit_point_preference (Editing::EditPoint ep, bool force = false);
2196         void cycle_edit_point (bool with_marker);
2197         void set_edit_point ();
2198         void edit_point_selection_done ();
2199         void edit_point_chosen (Editing::EditPoint);
2200         Glib::RefPtr<Gtk::RadioAction> edit_point_action (Editing::EditPoint);
2201         std::vector<std::string> edit_point_strings;
2202
2203         void selected_marker_moved (ARDOUR::Location*);
2204         sigc::connection edit_point_clock_connection_a;
2205         sigc::connection edit_point_clock_connection_b;
2206
2207         bool get_edit_op_range (nframes64_t& start, nframes64_t& end) const;
2208
2209         void get_regions_at (RegionSelection&, nframes64_t where, const TrackSelection& ts) const;
2210         void get_regions_after (RegionSelection&, nframes64_t where, const TrackSelection& ts) const;
2211
2212         void get_regions_for_action (RegionSelection&, bool allowed_entered_regionview = false);
2213
2214         sigc::connection fast_screen_update_connection;
2215         gint start_updating ();
2216         gint stop_updating ();
2217         void fast_update_strips ();
2218         bool meters_running;
2219
2220         void select_next_route ();
2221         void select_prev_route ();
2222
2223         void snap_to_internal (nframes64_t& first, int32_t direction = 0, bool for_mark = false);
2224
2225         RhythmFerret* rhythm_ferret;
2226
2227         void fit_tracks ();
2228         void set_track_height (uint32_t h);
2229         void set_track_height_largest ();
2230         void set_track_height_large ();
2231         void set_track_height_larger ();
2232         void set_track_height_normal ();
2233         void set_track_height_smaller ();
2234         void set_track_height_small ();
2235
2236         void remove_tracks ();
2237         void toggle_tracks_active ();
2238
2239         bool _have_idled;
2240         int resize_idle_id;
2241         int32_t resize_idle_target;
2242         bool idle_resize();
2243         friend gboolean _idle_resize (gpointer);
2244         std::vector<TimeAxisView*> pending_resizes;
2245
2246         RegionLayeringOrderEditor* layering_order_editor;
2247
2248         void update_region_layering_order_editor (nframes64_t frame);
2249 };
2250
2251 #endif /* __ardour_editor_h__ */