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
  29 #include <boost/optional.hpp>
  30
  31 #include <libgnomecanvasmm/canvas.h>
  32 #include <libgnomecanvasmm/group.h>
  33 #include <libgnomecanvasmm/line.h>
  34 #include <libgnomecanvasmm/pixbuf.h>
  35
  36 #include <cmath>
  37
  38 #include <gtkmm/comboboxtext.h>
  39 #include <gtkmm/layout.h>
  40
  41 #include "gtkmm2ext/selector.h"
  42 #include "gtkmm2ext/click_box.h"
  43 #include "gtkmm2ext/dndtreeview.h"
  44 #include "gtkmm2ext/stateful_button.h"
  45
  46 #include "pbd/stateful.h"
  47 #include "pbd/signals.h"
  48
  49 #include "ardour/import_status.h"
  50 #include "ardour/tempo.h"
  51 #include "ardour/location.h"
  52 #include "ardour/types.h"
  53
  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 "region_selection.h"
  61 #include "canvas.h"
  62 #include "window_proxy.h"
  63
  64 namespace Gnome { namespace Canvas {
  65         class NoEventText;
  66 } }
  67
  68 namespace Gtkmm2ext {
  69         class TearOff;
  70         class Bindings;
  71 }
  72
  73 namespace ARDOUR {
  74         class RouteGroup;
  75         class Playlist;
  76         class AudioPlaylist;
  77         class AudioRegion;
  78         class Region;
  79         class Location;
  80         class TempoSection;
  81         class NamedSelection;
  82         class Session;
  83         class Filter;
  84         class Crossfade;
  85         class ChanCount;
  86         class MidiOperator;
  87         class Track;
  88         class MidiTrack;
  89         class AudioTrack;
  90 }
  91
  92 namespace LADSPA {
  93         class Plugin;
  94 }
  95
  96 class AnalysisWindow;
  97 class AudioClock;
  98 class AudioRegionView;
  99 class AudioStreamView;
 100 class AudioTimeAxisView;
 101 class AutomationLine;
 102 class AutomationSelection;
 103 class AutomationTimeAxisView;
 104 class BundleManager;
 105 class ControlPoint;
 106 class CrossfadeView;
 107 class DragManager;
 108 class GroupedButtons;
 109 class Marker;
 110 class MidiRegionView;
 111 class MixerStrip;
 112 class PlaylistSelector;
 113 class PluginSelector;
 114 class RhythmFerret;
 115 class Selection;
 116 class SoundFileOmega;
 117 class StreamView;
 118 class TempoLines;
 119 class TimeAxisView;
 120 class TimeFXDialog;
 121 class TimeSelection;
 122 class EditorGroupTabs;
 123 class EditorRoutes;
 124 class EditorRouteGroups;
 125 class EditorRegions;
 126 class EditorLocations;
 127 class EditorSnapshots;
 128 class EditorSummary;
 129 class RegionLayeringOrderEditor;
 130 class ProgressReporter;
 131 class EditorCursor;
 132 class MouseCursors;
 133 class VerboseCursor;
 134
 135 /* <CMT Additions> */
 136 class ImageFrameView;
 137 class ImageFrameTimeAxisView;
 138 class ImageFrameTimeAxis;
 139 class MarkerTimeAxis ;
 140 class MarkerView ;
 141 class ImageFrameSocketHandler ;
 142 class TimeAxisViewItem ;
 143 /* </CMT Additions> */
 144
 145 class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARDOUR::SessionHandlePtr
 146 {
 147   public:
 148         Editor ();
 149         ~Editor ();
 150
 151         void             set_session (ARDOUR::Session *);
 152         ARDOUR::Session* session() const { return _session; }
 153
 154         void             first_idle ();
 155         virtual bool     have_idled () const { return _have_idled; }
 156
 157         framepos_t leftmost_position() const { return leftmost_frame; }
 158
 159         framecnt_t current_page_frames() const {
 160                 return (framecnt_t) floor (_canvas_width * frames_per_unit);
 161         }
 162
 163         double canvas_height () const {
 164                 return _canvas_height;
 165         }
 166
 167         void cycle_snap_mode ();
 168         void cycle_snap_choice ();
 169         void set_snap_to (Editing::SnapType);
 170         void set_snap_mode (Editing::SnapMode);
 171         void set_snap_threshold (double pixel_distance) {snap_threshold = pixel_distance;}
 172
 173         Editing::SnapMode  snap_mode () const;
 174         Editing::SnapType  snap_type () const;
 175
 176         void undo (uint32_t n = 1);
 177         void redo (uint32_t n = 1);
 178
 179         XMLNode& get_state ();
 180         int set_state (const XMLNode&, int version);
 181
 182         void set_mouse_mode (Editing::MouseMode, bool force=true);
 183         void step_mouse_mode (bool next);
 184         Editing::MouseMode current_mouse_mode () const { return mouse_mode; }
 185         Editing::MidiEditMode current_midi_edit_mode () const;
 186         void remove_midi_note (ArdourCanvas::Item *, GdkEvent *);
 187
 188         bool internal_editing() const { return _internal_editing ; }
 189         void set_internal_edit (bool yn);
 190
 191 #ifdef WITH_CMT
 192         void add_imageframe_time_axis(const std::string & track_name, void*) ;
 193         void add_imageframe_marker_time_axis(const std::string & track_name, TimeAxisView* marked_track, void*) ;
 194         void connect_to_image_compositor() ;
 195         void scroll_timeaxis_to_imageframe_item(const TimeAxisViewItem* item) ;
 196         TimeAxisView* get_named_time_axis(const std::string & name) ;
 197 #endif /* WITH_CMT */
 198
 199         void foreach_time_axis_view (sigc::slot<void,TimeAxisView&>);
 200         void add_to_idle_resize (TimeAxisView*, int32_t);
 201
 202         RouteTimeAxisView* get_route_view_by_route_id (PBD::ID& id) const;
 203
 204         void consider_auditioning (boost::shared_ptr<ARDOUR::Region>);
 205         void hide_a_region (boost::shared_ptr<ARDOUR::Region>);
 206         void show_a_region (boost::shared_ptr<ARDOUR::Region>);
 207
 208 #ifdef USE_RUBBERBAND
 209         std::vector<std::string> rb_opt_strings;
 210         int rb_current_opt;
 211 #endif
 212
 213         /* things that need to be public to be used in the main menubar */
 214
 215         void new_region_from_selection ();
 216         void separate_regions_between (const TimeSelection&);
 217         void separate_region_from_selection ();
 218         void separate_under_selected_regions ();
 219         void separate_region_from_punch ();
 220         void separate_region_from_loop ();
 221         void separate_regions_using_location (ARDOUR::Location&);
 222         void transition_to_rolling (bool forward);
 223
 224         /* undo related */
 225
 226         framepos_t unit_to_frame (double unit) const {
 227                 return (framepos_t) rint (unit * frames_per_unit);
 228         }
 229
 230         double frame_to_unit (framepos_t frame) const {
 231                 return rint ((double) frame / (double) frames_per_unit);
 232         }
 233
 234         double frame_to_unit (double frame) const {
 235                 return rint (frame / frames_per_unit);
 236         }
 237
 238         /* NOTE: these functions assume that the "pixel" coordinate is
 239            the result of using the world->canvas affine transform on a
 240            world coordinate. These coordinates already take into
 241            account any scrolling carried out by adjusting the
 242            xscroll_adjustment.
 243         */
 244
 245         framepos_t pixel_to_frame (double pixel) const {
 246
 247                 /* pixel can be less than zero when motion events
 248                    are processed. since we've already run the world->canvas
 249                    affine, that means that the location *really* is "off
 250                    to the right" and thus really is "before the start".
 251                 */
 252
 253                 if (pixel >= 0) {
 254                         return (framepos_t) rint (pixel * frames_per_unit * GNOME_CANVAS(track_canvas->gobj())->pixels_per_unit);
 255                 } else {
 256                         return 0;
 257                 }
 258         }
 259
 260         gulong frame_to_pixel (framepos_t frame) const {
 261                 return (gulong) rint ((frame / (frames_per_unit * GNOME_CANVAS(track_canvas->gobj())->pixels_per_unit)));
 262         }
 263
 264         void flush_canvas ();
 265
 266         /* selection */
 267
 268         Selection& get_selection() const { return *selection; }
 269         Selection& get_cut_buffer() const { return *cut_buffer; }
 270
 271         bool extend_selection_to_track (TimeAxisView&);
 272
 273         void play_selection ();
 274         void select_all_in_track (Selection::Operation op);
 275         void select_all (Selection::Operation op);
 276         void invert_selection_in_track ();
 277         void invert_selection ();
 278         void deselect_all ();
 279
 280         void set_selected_regionview_from_region_list (boost::shared_ptr<ARDOUR::Region> region, Selection::Operation op = Selection::Set);
 281
 282         /* tempo */
 283
 284         void set_show_measures (bool yn);
 285         bool show_measures () const { return _show_measures; }
 286
 287         /* analysis window */
 288
 289         void analyze_region_selection();
 290         void analyze_range_selection();
 291
 292         /* export */
 293
 294         void export_audio ();
 295         void stem_export ();
 296         void export_selection ();
 297         void export_range ();
 298         void export_region ();
 299
 300         void add_toplevel_controls (Gtk::Container&);
 301         Gtk::HBox& get_status_bar_packer()  { return status_bar_hpacker; }
 302
 303         void               set_zoom_focus (Editing::ZoomFocus);
 304         Editing::ZoomFocus get_zoom_focus () const { return zoom_focus; }
 305         double             get_current_zoom () const { return frames_per_unit; }
 306
 307         void temporal_zoom_step (bool coarser);
 308         void tav_zoom_step (bool coarser);
 309
 310         /* stuff that AudioTimeAxisView and related classes use */
 311
 312         PlaylistSelector& playlist_selector() const;
 313         void clear_playlist (boost::shared_ptr<ARDOUR::Playlist>);
 314
 315         void new_playlists (TimeAxisView* v);
 316         void copy_playlists (TimeAxisView* v);
 317         void clear_playlists (TimeAxisView* v);
 318
 319         void get_onscreen_tracks (TrackViewList&);
 320
 321         Width editor_mixer_strip_width;
 322         void maybe_add_mixer_strip_width (XMLNode&);
 323         void show_editor_mixer (bool yn);
 324         void create_editor_mixer ();
 325         void show_editor_list (bool yn);
 326         void set_selected_mixer_strip (TimeAxisView&);
 327         void mixer_strip_width_changed ();
 328         void hide_track_in_display (TimeAxisView* tv, bool apply_to_selection = false);
 329
 330         /* nudge is initiated by transport controls owned by ARDOUR_UI */
 331
 332         framecnt_t get_nudge_distance (framepos_t pos, framecnt_t& next);
 333         Evoral::MusicalTime get_grid_type_as_beats (bool& success, framepos_t position);
 334
 335         void nudge_forward (bool next, bool force_playhead);
 336         void nudge_backward (bool next, bool force_playhead);
 337
 338         /* nudge initiated from context menu */
 339
 340         void nudge_forward_capture_offset ();
 341         void nudge_backward_capture_offset ();
 342
 343         /* playhead/screen stuff */
 344
 345         void set_stationary_playhead (bool yn);
 346         void toggle_stationary_playhead ();
 347         bool stationary_playhead() const { return _stationary_playhead; }
 348
 349         void set_follow_playhead (bool yn, bool catch_up = true);
 350         void toggle_follow_playhead ();
 351         bool follow_playhead() const { return _follow_playhead; }
 352         bool dragging_playhead () const { return _dragging_playhead; }
 353
 354         void toggle_zero_line_visibility ();
 355         void set_summary ();
 356         void set_group_tabs ();
 357         void toggle_measure_visibility ();
 358         void toggle_logo_visibility ();
 359
 360         /* fades/xfades */
 361
 362         void toggle_region_fades (int dir);
 363         void update_region_fade_visibility ();
 364         bool xfade_visibility() const { return _xfade_visibility; }
 365         void update_xfade_visibility ();
 366
 367         /* redirect shared ops menu. caller must free returned menu */
 368
 369         Gtk::Menu* redirect_menu ();
 370
 371         /* floating windows/transient */
 372
 373         void ensure_float (Gtk::Window&);
 374
 375         void show_window ();
 376
 377         void scroll_tracks_down_line ();
 378         void scroll_tracks_up_line ();
 379
 380         void prepare_for_cleanup ();
 381         void finish_cleanup ();
 382
 383         void maximise_editing_space();
 384         void restore_editing_space();
 385
 386         void reset_x_origin (framepos_t);
 387         void reset_x_origin_to_follow_playhead ();
 388         void reset_y_origin (double);
 389         void reset_zoom (double);
 390         void reposition_and_zoom (framepos_t, double);
 391
 392         framepos_t get_preferred_edit_position (bool ignore_playhead = false);
 393
 394         bool update_mouse_speed ();
 395         bool decelerate_mouse_speed ();
 396
 397         void toggle_meter_updating();
 398
 399         void show_rhythm_ferret();
 400
 401         void goto_visual_state (uint32_t);
 402         void save_visual_state (uint32_t);
 403
 404         void queue_draw_resize_line (int at);
 405         void start_resize_line_ops ();
 406         void end_resize_line_ops ();
 407
 408         TrackViewList const & get_track_views () {
 409                 return track_views;
 410         }
 411
 412         int get_regionview_count_from_region_list (boost::shared_ptr<ARDOUR::Region>);
 413
 414         void do_import (std::vector<std::string> paths, Editing::ImportDisposition, Editing::ImportMode mode, ARDOUR::SrcQuality, framepos_t&);
 415         void do_embed (std::vector<std::string> paths, Editing::ImportDisposition, Editing::ImportMode mode,  framepos_t&);
 416
 417         void get_regions_corresponding_to (boost::shared_ptr<ARDOUR::Region> region, std::vector<RegionView*>& regions);
 418
 419         void center_screen (framepos_t);
 420
 421         TrackViewList axis_views_from_routes (boost::shared_ptr<ARDOUR::RouteList>) const;
 422         Gtkmm2ext::TearOff* mouse_mode_tearoff () const { return _mouse_mode_tearoff; }
 423         Gtkmm2ext::TearOff* tools_tearoff () const { return _tools_tearoff; }
 424
 425         void snap_to (framepos_t& first, int32_t direction = 0, bool for_mark = false);
 426         void snap_to_with_modifier (framepos_t& first, GdkEvent const *, int32_t direction = 0, bool for_mark = false);
 427         void snap_to (framepos_t& first, framepos_t& last, int32_t direction = 0, bool for_mark = false);
 428
 429         void begin_reversible_command (std::string cmd_name);
 430         void begin_reversible_command (GQuark);
 431         void commit_reversible_command ();
 432
 433         DragManager* drags () const {
 434                 return _drags;
 435         }
 436
 437         void maybe_autoscroll (bool, bool);
 438
 439         Gdk::Cursor* get_canvas_cursor () const { return current_canvas_cursor; }
 440         void set_canvas_cursor (Gdk::Cursor*, bool save=false);
 441         void set_current_trimmable (boost::shared_ptr<ARDOUR::Trimmable>);
 442         void set_current_movable (boost::shared_ptr<ARDOUR::Movable>);
 443
 444         MouseCursors const * cursors () const {
 445                 return _cursors;
 446         }
 447
 448         VerboseCursor* verbose_cursor () const {
 449                 return _verbose_cursor;
 450         }
 451
 452         void get_pointer_position (double &, double &) const;
 453
 454   protected:
 455         void map_transport_state ();
 456         void map_position_change (framepos_t);
 457
 458         void on_realize();
 459
 460   private:
 461
 462         void color_handler ();
 463
 464         bool                 constructed;
 465
 466         // to keep track of the playhead position for control_scroll
 467         boost::optional<framepos_t> _control_scroll_target;
 468
 469         PlaylistSelector* _playlist_selector;
 470
 471         typedef std::pair<TimeAxisView*,XMLNode*> TAVState;
 472
 473         struct VisualState {
 474             double              y_position;
 475             double              frames_per_unit;
 476             framepos_t         leftmost_frame;
 477             Editing::ZoomFocus  zoom_focus;
 478             std::list<TAVState> track_states;
 479         };
 480
 481         std::list<VisualState*> undo_visual_stack;
 482         std::list<VisualState*> redo_visual_stack;
 483         VisualState* current_visual_state (bool with_tracks = true);
 484         void undo_visual_state ();
 485         void redo_visual_state ();
 486         void use_visual_state (VisualState&);
 487         bool no_save_visual;
 488         void swap_visual_state ();
 489
 490         std::vector<VisualState*> visual_states;
 491         sigc::connection visual_state_op_connection;
 492         void start_visual_state_op (uint32_t n);
 493         void cancel_visual_state_op (uint32_t n);
 494         bool end_visual_state_op (uint32_t n);
 495
 496         framepos_t leftmost_frame;
 497         double      frames_per_unit;
 498         Editing::ZoomFocus zoom_focus;
 499
 500         void set_frames_per_unit (double);
 501         void post_zoom ();
 502
 503         Editing::MouseMode mouse_mode;
 504         Editing::MouseMode pre_internal_mouse_mode;
 505         bool _internal_editing;
 506         Editing::MouseMode effective_mouse_mode () const;
 507
 508         enum JoinObjectRangeState {
 509                 JOIN_OBJECT_RANGE_NONE,
 510                 /** `join object/range' mode is active and the mouse is over a place where object mode should happen */
 511                 JOIN_OBJECT_RANGE_OBJECT,
 512                 /** `join object/range' mode is active and the mouse is over a place where range mode should happen */
 513                 JOIN_OBJECT_RANGE_RANGE
 514         };
 515
 516         JoinObjectRangeState _join_object_range_state;
 517
 518         void update_join_object_range_location (double, double);
 519
 520         int  post_maximal_editor_width;
 521         int  post_maximal_editor_height;
 522         int  post_maximal_horizontal_pane_position;
 523         int  post_maximal_vertical_pane_position;
 524         int  pre_maximal_horizontal_pane_position;
 525         int  pre_maximal_vertical_pane_position;
 526         int  pre_maximal_editor_width;
 527         int  pre_maximal_editor_height;
 528         void pane_allocation_handler (Gtk::Allocation&, Gtk::Paned*);
 529
 530         Gtk::Notebook _the_notebook;
 531         bool _notebook_shrunk;
 532         void add_notebook_page (std::string const &, Gtk::Widget &);
 533         bool notebook_tab_clicked (GdkEventButton *, Gtk::Widget *);
 534
 535         Gtk::HPaned   edit_pane;
 536         Gtk::VPaned   editor_summary_pane;
 537
 538         Gtk::EventBox meter_base;
 539         Gtk::HBox     meter_box;
 540         Gtk::EventBox marker_base;
 541         Gtk::HBox     marker_box;
 542         Gtk::VBox     scrollers_rulers_markers_box;
 543
 544         void location_changed (ARDOUR::Location *);
 545         void location_flags_changed (ARDOUR::Location *, void *);
 546         void refresh_location_display ();
 547         void refresh_location_display_internal (ARDOUR::Locations::LocationList&);
 548         void add_new_location (ARDOUR::Location *);
 549         ArdourCanvas::Group* add_new_location_internal (ARDOUR::Location *);
 550         void location_gone (ARDOUR::Location *);
 551         void remove_marker (ArdourCanvas::Item&, GdkEvent*);
 552         gint really_remove_marker (ARDOUR::Location* loc);
 553         void goto_nth_marker (int nth);
 554         void toggle_marker_lines ();
 555         void set_marker_line_visibility (bool);
 556
 557         uint32_t location_marker_color;
 558         uint32_t location_range_color;
 559         uint32_t location_loop_color;
 560         uint32_t location_punch_color;
 561         uint32_t location_cd_marker_color;
 562
 563         struct LocationMarkers {
 564                 Marker* start;
 565                 Marker* end;
 566                 bool    valid;
 567
 568                 LocationMarkers () : start(0), end(0), valid (true) {}
 569
 570                 ~LocationMarkers ();
 571
 572                 void hide ();
 573                 void show ();
 574
 575                 void set_show_lines (bool);
 576                 void set_selected (bool);
 577                 void canvas_height_set (double);
 578                 void setup_lines ();
 579
 580                 void set_name (const std::string&);
 581                 void set_position (framepos_t start, framepos_t end = 0);
 582                 void set_color_rgba (uint32_t);
 583         };
 584
 585         LocationMarkers  *find_location_markers (ARDOUR::Location *) const;
 586         ARDOUR::Location* find_location_from_marker (Marker *, bool& is_start) const;
 587         Marker* entered_marker;
 588         bool _show_marker_lines;
 589
 590         typedef std::map<ARDOUR::Location*,LocationMarkers *> LocationMarkerMap;
 591         LocationMarkerMap location_markers;
 592
 593         void update_marker_labels ();
 594         void update_marker_labels (ArdourCanvas::Group *);
 595         void check_marker_label (Marker *);
 596
 597         /** A set of lists of Markers that are in each of the canvas groups
 598          *  for the marker sections at the top of the editor.  These lists
 599          *  are kept sorted in time order between marker movements, so that after
 600          *  a marker has moved we can decide whether we need to update the labels
 601          *  for all markers or for just a few.
 602          */
 603         std::map<ArdourCanvas::Group *, std::list<Marker *> > _sorted_marker_lists;
 604         void remove_sorted_marker (Marker *);
 605
 606         void hide_marker (ArdourCanvas::Item*, GdkEvent*);
 607         void clear_marker_display ();
 608         void mouse_add_new_marker (framepos_t where, bool is_cd=false, bool is_xrun=false);
 609         bool choose_new_marker_name(std::string &name);
 610         void update_cd_marker_display ();
 611         void ensure_cd_marker_updated (LocationMarkers * lam, ARDOUR::Location * location);
 612
 613         TimeAxisView*      clicked_axisview;
 614         RouteTimeAxisView* clicked_routeview;
 615         /** The last RegionView that was clicked on, or 0 if the last click was not
 616          * on a RegionView.  This is set up by the canvas event handlers in
 617          * editor_canvas_events.cc
 618          */
 619         RegionView*        clicked_regionview;
 620         RegionSelection    latest_regionviews;
 621         uint32_t           clicked_selection;
 622         CrossfadeView*     clicked_crossfadeview;
 623         ControlPoint*      clicked_control_point;
 624
 625         void sort_track_selection (TrackViewList* sel = 0);
 626
 627         void get_equivalent_regions (RegionView* rv, std::vector<RegionView*> &, PBD::PropertyID) const;
 628         RegionSelection get_equivalent_regions (RegionSelection &, PBD::PropertyID) const;
 629         void mapover_tracks (sigc::slot<void,RouteTimeAxisView&,uint32_t> sl, TimeAxisView*, PBD::PropertyID) const;
 630
 631         /* functions to be passed to mapover_tracks(), possibly with sigc::bind()-supplied arguments */
 632
 633         void mapped_get_equivalent_regions (RouteTimeAxisView&, uint32_t, RegionView *, std::vector<RegionView*>*) const;
 634         void mapped_use_new_playlist (RouteTimeAxisView&, uint32_t, std::vector<boost::shared_ptr<ARDOUR::Playlist> > const &);
 635         void mapped_use_copy_playlist (RouteTimeAxisView&, uint32_t, std::vector<boost::shared_ptr<ARDOUR::Playlist> > const &);
 636         void mapped_clear_playlist (RouteTimeAxisView&, uint32_t);
 637
 638         /* end */
 639
 640         void button_selection (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_type);
 641         bool button_release_can_deselect;
 642
 643         void catch_vanishing_regionview (RegionView *);
 644
 645         void set_selected_track (TimeAxisView&, Selection::Operation op = Selection::Set, bool no_remove=false);
 646         void select_all_tracks ();
 647         void select_all_internal_edit (Selection::Operation);
 648
 649         bool set_selected_control_point_from_click (Selection::Operation op = Selection::Set, bool no_remove=false);
 650         void set_selected_track_from_click (bool press, Selection::Operation op = Selection::Set, bool no_remove=false);
 651         void set_selected_track_as_side_effect (Selection::Operation op, bool force = false);
 652         bool set_selected_regionview_from_click (bool press, Selection::Operation op = Selection::Set, bool no_track_remove=false);
 653
 654         bool set_selected_regionview_from_map_event (GdkEventAny*, StreamView*, boost::weak_ptr<ARDOUR::Region>);
 655         void collect_new_region_view (RegionView *);
 656         void collect_and_select_new_region_view (RegionView *);
 657
 658         long select_range_around_region (RegionView *);
 659
 660         Gtk::Menu track_context_menu;
 661         Gtk::Menu track_region_context_menu;
 662         Gtk::Menu track_selection_context_menu;
 663         Gtk::Menu track_crossfade_context_menu;
 664
 665         Gtk::MenuItem* region_edit_menu_split_item;
 666         Gtk::MenuItem* region_edit_menu_split_multichannel_item;
 667         Gtk::Menu * track_region_edit_playlist_menu;
 668         Gtk::Menu * track_edit_playlist_submenu;
 669         Gtk::Menu * track_selection_edit_playlist_submenu;
 670
 671         void popup_track_context_menu (int, int, ItemType, bool);
 672         Gtk::Menu* build_track_context_menu ();
 673         Gtk::Menu* build_track_bus_context_menu ();
 674         Gtk::Menu* build_track_region_context_menu ();
 675         Gtk::Menu* build_track_crossfade_context_menu ();
 676         Gtk::Menu* build_track_selection_context_menu ();
 677         void add_dstream_context_items (Gtk::Menu_Helpers::MenuList&);
 678         void add_bus_context_items (Gtk::Menu_Helpers::MenuList&);
 679         void add_region_context_items (Gtk::Menu_Helpers::MenuList&, boost::shared_ptr<ARDOUR::Track>);
 680         void add_crossfade_context_items (AudioStreamView*, boost::shared_ptr<ARDOUR::Crossfade>, Gtk::Menu_Helpers::MenuList&, bool many);
 681         void add_selection_context_items (Gtk::Menu_Helpers::MenuList&);
 682         Gtk::MenuItem* _popup_region_menu_item;
 683
 684         void handle_new_route (ARDOUR::RouteList&);
 685         void timeaxisview_deleted (TimeAxisView *);
 686
 687         Gtk::HBox           global_hpacker;
 688         Gtk::VBox           global_vpacker;
 689         Gtk::VBox           vpacker;
 690
 691         Gdk::Cursor*          current_canvas_cursor;
 692         Gdk::Cursor* which_grabber_cursor ();
 693         void set_canvas_cursor ();
 694
 695         ArdourCanvas::Canvas* track_canvas;
 696
 697         friend class VerboseCursor;
 698         VerboseCursor* _verbose_cursor;
 699
 700         void parameter_changed (std::string);
 701
 702         bool track_canvas_motion (GdkEvent*);
 703
 704         Gtk::EventBox             time_canvas_event_box;
 705         Gtk::EventBox             track_canvas_event_box;
 706         Gtk::EventBox             time_button_event_box;
 707         Gtk::EventBox             ruler_label_event_box;
 708
 709         ArdourCanvas::Group      *minsec_group;
 710         ArdourCanvas::Pixbuf     *logo_item;
 711         ArdourCanvas::Group      *bbt_group;
 712         ArdourCanvas::Group      *timecode_group;
 713         ArdourCanvas::Group      *frame_group;
 714         ArdourCanvas::Group      *tempo_group;
 715         ArdourCanvas::Group      *meter_group;
 716         ArdourCanvas::Group      *marker_group;
 717         ArdourCanvas::Group      *range_marker_group;
 718         ArdourCanvas::Group      *transport_marker_group;
 719         ArdourCanvas::Group*      cd_marker_group;
 720
 721         ArdourCanvas::Group*      timebar_group;
 722
 723         /* These bars never need to be scrolled */
 724         ArdourCanvas::Group*      meter_bar_group;
 725         ArdourCanvas::Group*      tempo_bar_group;
 726         ArdourCanvas::Group*      marker_bar_group;
 727         ArdourCanvas::Group*      range_marker_bar_group;
 728         ArdourCanvas::Group*      transport_marker_bar_group;
 729         ArdourCanvas::Group*      cd_marker_bar_group;
 730
 731         /** The group containing all items that require horizontal scrolling. */
 732         ArdourCanvas::Group* _background_group;
 733         /*
 734            The _master_group is the group containing all items
 735            that require horizontal scrolling..
 736            It is primarily used to separate canvas items
 737            that require horizontal scrolling from those that do not.
 738         */
 739         ArdourCanvas::Group* _master_group;
 740
 741         /* The group containing all trackviews.  Only scrolled vertically. */
 742         ArdourCanvas::Group* _trackview_group;
 743
 744         /* The group used for region motion.  Sits on top of _trackview_group */
 745         ArdourCanvas::Group* _region_motion_group;
 746
 747         enum RulerType {
 748                 ruler_metric_timecode = 0,
 749                 ruler_metric_bbt = 1,
 750                 ruler_metric_samples = 2,
 751                 ruler_metric_minsec = 3,
 752
 753                 ruler_time_tempo = 4,
 754                 ruler_time_meter = 5,
 755                 ruler_time_marker = 6,
 756                 ruler_time_range_marker = 7,
 757                 ruler_time_transport_marker = 8,
 758                 ruler_time_cd_marker = 9,
 759         };
 760
 761         static GtkCustomMetric ruler_metrics[4];
 762         Glib::RefPtr<Gtk::ToggleAction> ruler_timecode_action;
 763         Glib::RefPtr<Gtk::ToggleAction> ruler_bbt_action;
 764         Glib::RefPtr<Gtk::ToggleAction> ruler_samples_action;
 765         Glib::RefPtr<Gtk::ToggleAction> ruler_minsec_action;
 766         Glib::RefPtr<Gtk::ToggleAction> ruler_tempo_action;
 767         Glib::RefPtr<Gtk::ToggleAction> ruler_meter_action;
 768         Glib::RefPtr<Gtk::ToggleAction> ruler_marker_action;
 769         Glib::RefPtr<Gtk::ToggleAction> ruler_range_action;
 770         Glib::RefPtr<Gtk::ToggleAction> ruler_loop_punch_action;
 771         Glib::RefPtr<Gtk::ToggleAction> ruler_cd_marker_action;
 772         bool                            no_ruler_shown_update;
 773
 774         bool ruler_button_press (GdkEventButton*);
 775         bool ruler_button_release (GdkEventButton*);
 776         bool ruler_mouse_motion (GdkEventMotion*);
 777         bool ruler_scroll (GdkEventScroll* event);
 778
 779         Gtk::Widget * ruler_grabbed_widget;
 780
 781         void initialize_rulers ();
 782         void update_just_timecode ();
 783         void compute_fixed_ruler_scale (); //calculates the RulerScale of the fixed rulers
 784         void update_fixed_rulers ();
 785         void update_tempo_based_rulers ();
 786         void popup_ruler_menu (framepos_t where = 0, ItemType type = RegionItem);
 787         void update_ruler_visibility ();
 788         void set_ruler_visible (RulerType, bool);
 789         void toggle_ruler_visibility (RulerType rt);
 790         void ruler_toggled (int);
 791         bool ruler_label_button_release (GdkEventButton*);
 792         void store_ruler_visibility ();
 793         void restore_ruler_visibility ();
 794
 795         static gint _metric_get_timecode (GtkCustomRulerMark **, gdouble, gdouble, gint);
 796         static gint _metric_get_bbt (GtkCustomRulerMark **, gdouble, gdouble, gint);
 797         static gint _metric_get_samples (GtkCustomRulerMark **, gdouble, gdouble, gint);
 798         static gint _metric_get_minsec (GtkCustomRulerMark **, gdouble, gdouble, gint);
 799
 800         enum MinsecRulerScale {
 801                 minsec_show_seconds,
 802                 minsec_show_minutes,
 803                 minsec_show_hours,
 804                 minsec_show_frames
 805         };
 806
 807         MinsecRulerScale minsec_ruler_scale;
 808
 809         framecnt_t minsec_mark_interval;
 810         gint minsec_mark_modulo;
 811         gint minsec_nmarks;
 812         void set_minsec_ruler_scale (framepos_t, framepos_t);
 813
 814         enum TimecodeRulerScale {
 815                 timecode_show_bits,
 816                 timecode_show_frames,
 817                 timecode_show_seconds,
 818                 timecode_show_minutes,
 819                 timecode_show_hours
 820         };
 821
 822         TimecodeRulerScale timecode_ruler_scale;
 823
 824         gint timecode_mark_modulo;
 825         gint timecode_nmarks;
 826         void set_timecode_ruler_scale (framepos_t, framepos_t);
 827
 828         framecnt_t _samples_ruler_interval;
 829         void set_samples_ruler_scale (framepos_t, framepos_t);
 830
 831         enum BBTRulerScale {
 832                 bbt_over,
 833                 bbt_show_64,
 834                 bbt_show_16,
 835                 bbt_show_4,
 836                 bbt_show_1,
 837                 bbt_show_beats,
 838                 bbt_show_ticks,
 839                 bbt_show_ticks_detail,
 840                 bbt_show_ticks_super_detail
 841         };
 842
 843         BBTRulerScale bbt_ruler_scale;
 844
 845         uint32_t bbt_bars;
 846         gint bbt_nmarks;
 847         uint32_t bbt_bar_helper_on;
 848         uint32_t bbt_accent_modulo;
 849         void compute_bbt_ruler_scale (framepos_t lower, framepos_t upper);
 850
 851         gint metric_get_timecode (GtkCustomRulerMark **, gdouble, gdouble, gint);
 852         gint metric_get_bbt (GtkCustomRulerMark **, gdouble, gdouble, gint);
 853         gint metric_get_samples (GtkCustomRulerMark **, gdouble, gdouble, gint);
 854         gint metric_get_minsec (GtkCustomRulerMark **, gdouble, gdouble, gint);
 855
 856         Gtk::Widget        *_ruler_separator;
 857         GtkWidget          *_timecode_ruler;
 858         GtkWidget          *_bbt_ruler;
 859         GtkWidget          *_samples_ruler;
 860         GtkWidget          *_minsec_ruler;
 861         Gtk::Widget        *timecode_ruler;
 862         Gtk::Widget        *bbt_ruler;
 863         Gtk::Widget        *samples_ruler;
 864         Gtk::Widget        *minsec_ruler;
 865         static Editor      *ruler_editor;
 866
 867         static const double timebar_height;
 868         guint32 visible_timebars;
 869         gdouble canvas_timebars_vsize;
 870         gdouble get_canvas_timebars_vsize () const { return canvas_timebars_vsize; }
 871         Gtk::Menu          *editor_ruler_menu;
 872
 873         ArdourCanvas::SimpleRect* tempo_bar;
 874         ArdourCanvas::SimpleRect* meter_bar;
 875         ArdourCanvas::SimpleRect* marker_bar;
 876         ArdourCanvas::SimpleRect* range_marker_bar;
 877         ArdourCanvas::SimpleRect* transport_marker_bar;
 878         ArdourCanvas::SimpleRect* cd_marker_bar;
 879
 880         Gtk::Label  minsec_label;
 881         Gtk::Label  bbt_label;
 882         Gtk::Label  timecode_label;
 883         Gtk::Label  samples_label;
 884         Gtk::Label  tempo_label;
 885         Gtk::Label  meter_label;
 886         Gtk::Label  mark_label;
 887         Gtk::Label  range_mark_label;
 888         Gtk::Label  transport_mark_label;
 889         Gtk::Label  cd_mark_label;
 890
 891         Gtk::VBox          time_button_vbox;
 892         Gtk::HBox          time_button_hbox;
 893
 894         friend class EditorCursor;
 895
 896         EditorCursor*        playhead_cursor;
 897         ArdourCanvas::Group* cursor_group;
 898
 899         framepos_t get_region_boundary (framepos_t pos, int32_t dir, bool with_selection, bool only_onscreen);
 900
 901         void    cursor_to_region_boundary (bool with_selection, int32_t dir);
 902         void    cursor_to_next_region_boundary (bool with_selection);
 903         void    cursor_to_previous_region_boundary (bool with_selection);
 904         void    cursor_to_next_region_point (EditorCursor*, ARDOUR::RegionPoint);
 905         void    cursor_to_previous_region_point (EditorCursor*, ARDOUR::RegionPoint);
 906         void    cursor_to_region_point (EditorCursor*, ARDOUR::RegionPoint, int32_t dir);
 907         void    cursor_to_selection_start (EditorCursor *);
 908         void    cursor_to_selection_end   (EditorCursor *);
 909
 910         void    selected_marker_to_region_boundary (bool with_selection, int32_t dir);
 911         void    selected_marker_to_next_region_boundary (bool with_selection);
 912         void    selected_marker_to_previous_region_boundary (bool with_selection);
 913         void    selected_marker_to_next_region_point (ARDOUR::RegionPoint);
 914         void    selected_marker_to_previous_region_point (ARDOUR::RegionPoint);
 915         void    selected_marker_to_region_point (ARDOUR::RegionPoint, int32_t dir);
 916         void    selected_marker_to_selection_start ();
 917         void    selected_marker_to_selection_end   ();
 918
 919         void    select_all_selectables_using_cursor (EditorCursor *, bool);
 920         void    select_all_selectables_using_edit (bool);
 921         void    select_all_selectables_between (bool within);
 922         void    select_range_between ();
 923
 924         boost::shared_ptr<ARDOUR::Region> find_next_region (ARDOUR::framepos_t, ARDOUR::RegionPoint, int32_t dir, TrackViewList&, TimeAxisView ** = 0);
 925         ARDOUR::framepos_t find_next_region_boundary (ARDOUR::framepos_t, int32_t dir, const TrackViewList&);
 926
 927         std::vector<ARDOUR::framepos_t> region_boundary_cache;
 928         void build_region_boundary_cache ();
 929
 930         Gtk::HBox           top_hbox;
 931         Gtk::HBox           bottom_hbox;
 932
 933         Gtk::Table          edit_packer;
 934
 935         Gtk::Adjustment     vertical_adjustment;
 936
 937         Gtk::Layout         controls_layout;
 938         bool control_layout_scroll (GdkEventScroll* ev);
 939         void reset_controls_layout_width ();
 940         void reset_controls_layout_height (int32_t height);
 941
 942         enum Direction {
 943                 LEFT,
 944                 RIGHT,
 945                 UP,
 946                 DOWN
 947         };
 948
 949         bool scroll_press (Direction);
 950         void scroll_release ();
 951         sigc::connection _scroll_connection;
 952         int _scroll_callbacks;
 953
 954         double _canvas_width;
 955         double _canvas_height; ///< height of the visible area of the track canvas
 956         double full_canvas_height; ///< full height of the canvas
 957
 958         bool track_canvas_map_handler (GdkEventAny*);
 959
 960         bool edit_controls_button_release (GdkEventButton*);
 961         Gtk::Menu *edit_controls_left_menu;
 962         Gtk::Menu *edit_controls_right_menu;
 963
 964         Gtk::VBox           ruler_label_vbox;
 965         Gtk::VBox           track_canvas_vbox;
 966         Gtk::VBox           time_canvas_vbox;
 967         Gtk::VBox           edit_controls_vbox;
 968         Gtk::HBox           edit_controls_hbox;
 969
 970         void control_scroll (float);
 971         void access_action (std::string,std::string);
 972         bool deferred_control_scroll (framepos_t);
 973         sigc::connection control_scroll_connection;
 974
 975         gdouble get_trackview_group_vertical_offset () const { return vertical_adjustment.get_value () - canvas_timebars_vsize;}
 976
 977         ArdourCanvas::Group* get_background_group () const { return _background_group; }
 978         ArdourCanvas::Group* get_trackview_group () const { return _trackview_group; }
 979         double last_trackview_group_vertical_offset;
 980         void tie_vertical_scrolling ();
 981         void set_horizontal_position (double);
 982         double horizontal_position () const;
 983         void scroll_canvas_vertically ();
 984
 985         struct VisualChange {
 986                 enum Type {
 987                         TimeOrigin = 0x1,
 988                         ZoomLevel = 0x2,
 989                         YOrigin = 0x4
 990                 };
 991
 992                 Type pending;
 993                 framepos_t time_origin;
 994                 double frames_per_unit;
 995                 double y_origin;
 996
 997                 int idle_handler_id;
 998
 999                 VisualChange() : pending ((VisualChange::Type) 0), time_origin (0), frames_per_unit (0), idle_handler_id (-1) {}
1000                 void add (Type t) {
1001                         pending = Type (pending | t);
1002                 }
1003         };
1004
1005
1006         VisualChange pending_visual_change;
1007
1008         static int _idle_visual_changer (void *arg);
1009         int idle_visual_changer ();
1010
1011         void queue_visual_change (framepos_t);
1012         void queue_visual_change (double);
1013         void queue_visual_change_y (double);
1014         void ensure_visual_change_idle_handler ();
1015
1016         /* track views */
1017         TrackViewList track_views;
1018         std::pair<TimeAxisView*, ARDOUR::layer_t> trackview_by_y_position (double);
1019         TimeAxisView* axis_view_from_route (boost::shared_ptr<ARDOUR::Route>) const;
1020
1021         TrackViewList get_tracks_for_range_action () const;
1022
1023         sigc::connection super_rapid_screen_update_connection;
1024         framepos_t last_update_frame;
1025         void center_screen_internal (framepos_t, float);
1026
1027         void super_rapid_screen_update ();
1028
1029         void session_going_away ();
1030
1031         framepos_t cut_buffer_start;
1032         framecnt_t cut_buffer_length;
1033
1034         Gdk::Cursor* pre_press_cursor;
1035         boost::weak_ptr<ARDOUR::Trimmable> _trimmable;
1036         boost::weak_ptr<ARDOUR::Movable> _movable;
1037
1038         bool typed_event (ArdourCanvas::Item*, GdkEvent*, ItemType);
1039         bool button_press_handler (ArdourCanvas::Item*, GdkEvent*, ItemType);
1040         bool button_press_handler_1 (ArdourCanvas::Item *, GdkEvent *, ItemType);
1041         bool button_press_handler_2 (ArdourCanvas::Item *, GdkEvent *, ItemType);
1042         bool button_release_handler (ArdourCanvas::Item*, GdkEvent*, ItemType);
1043         bool button_press_dispatch (GdkEventButton*);
1044         bool button_release_dispatch (GdkEventButton*);
1045         bool motion_handler (ArdourCanvas::Item*, GdkEvent*, bool from_autoscroll = false);
1046         bool enter_handler (ArdourCanvas::Item*, GdkEvent*, ItemType);
1047         bool leave_handler (ArdourCanvas::Item*, GdkEvent*, ItemType);
1048
1049         Gtkmm2ext::Bindings* button_bindings;
1050         XMLNode* button_settings () const;
1051
1052         /* KEYMAP HANDLING */
1053
1054         void register_actions ();
1055         void register_region_actions ();
1056
1057         int ensure_cursor (framepos_t* pos);
1058
1059         void cut_copy (Editing::CutCopyOp);
1060         bool can_cut_copy () const;
1061         void cut_copy_points (Editing::CutCopyOp);
1062         void cut_copy_regions (Editing::CutCopyOp, RegionSelection&);
1063         void cut_copy_ranges (Editing::CutCopyOp);
1064         void cut_copy_midi (Editing::CutCopyOp);
1065
1066         void mouse_paste ();
1067         void paste_internal (framepos_t position, float times);
1068
1069         /* EDITING OPERATIONS */
1070
1071         void reset_point_selection ();
1072         void toggle_region_lock ();
1073         void toggle_opaque_region ();
1074         void toggle_record_enable ();
1075         void toggle_region_lock_style ();
1076         void raise_region ();
1077         void raise_region_to_top ();
1078         void change_region_layering_order ();
1079         void lower_region ();
1080         void lower_region_to_bottom ();
1081         void split_regions_at (framepos_t, RegionSelection&);
1082         void split_region_at_transients ();
1083         void split_region_at_points (boost::shared_ptr<ARDOUR::Region>, ARDOUR::AnalysisFeatureList&, bool can_ferret, bool select_new = false);
1084         void crop_region_to_selection ();
1085         void crop_region_to (framepos_t start, framepos_t end);
1086         void set_sync_point (framepos_t, const RegionSelection&);
1087         void set_region_sync_position ();
1088         void remove_region_sync();
1089         void align_regions (ARDOUR::RegionPoint);
1090         void align_regions_relative (ARDOUR::RegionPoint point);
1091         void align_region (boost::shared_ptr<ARDOUR::Region>, ARDOUR::RegionPoint point, framepos_t position);
1092         void align_region_internal (boost::shared_ptr<ARDOUR::Region>, ARDOUR::RegionPoint point, framepos_t position);
1093         void remove_selected_regions ();
1094         void remove_clicked_region ();
1095         void show_region_properties ();
1096         void show_midi_list_editor ();
1097         void rename_region ();
1098         void duplicate_some_regions (RegionSelection&, float times);
1099         void duplicate_selection (float times);
1100         void region_fill_selection ();
1101         void combine_regions ();
1102         void uncombine_regions ();
1103
1104         void region_fill_track ();
1105         void audition_playlist_region_standalone (boost::shared_ptr<ARDOUR::Region>);
1106         void audition_playlist_region_via_route (boost::shared_ptr<ARDOUR::Region>, ARDOUR::Route&);
1107         void split_multichannel_region();
1108         void reverse_region ();
1109         void strip_region_silence ();
1110         void normalize_region ();
1111         void reset_region_scale_amplitude ();
1112         void adjust_region_gain (bool up);
1113         void quantize_region ();
1114         void insert_patch_change ();
1115         void fork_region ();
1116
1117         void do_insert_time ();
1118         void insert_time (framepos_t, framecnt_t, Editing::InsertTimeOption, bool, bool, bool, bool, bool);
1119
1120         void tab_to_transient (bool forward);
1121
1122         void set_tempo_from_region ();
1123         void use_range_as_bar ();
1124
1125         void define_one_bar (framepos_t start, framepos_t end);
1126
1127         void audition_region_from_region_list ();
1128         void hide_region_from_region_list ();
1129         void show_region_in_region_list ();
1130
1131         void naturalize_region ();
1132
1133         void reset_focus ();
1134
1135         void split_region ();
1136
1137         void delete_ ();
1138         void cut ();
1139         void copy ();
1140         void paste (float times);
1141
1142         void place_transient ();
1143         void remove_transient (ArdourCanvas::Item* item);
1144         void snap_regions_to_grid ();
1145         void close_region_gaps ();
1146
1147         void keyboard_paste ();
1148
1149         void region_from_selection ();
1150         void create_region_from_selection (std::vector<boost::shared_ptr<ARDOUR::Region> >&);
1151
1152         void play_from_start ();
1153         void play_from_edit_point ();
1154         void play_from_edit_point_and_return ();
1155         void play_selected_region ();
1156         void play_edit_range ();
1157         void play_location (ARDOUR::Location&);
1158         void loop_location (ARDOUR::Location&);
1159
1160         void temporal_zoom_selection ();
1161         void temporal_zoom_region (bool both_axes);
1162         void zoom_to_region (bool both_axes);
1163         void temporal_zoom_session ();
1164         void temporal_zoom (gdouble scale);
1165         void temporal_zoom_by_frame (framepos_t start, framepos_t end, const std::string & op);
1166         void temporal_zoom_to_frame (bool coarser, framepos_t frame);
1167
1168         void insert_region_list_drag (boost::shared_ptr<ARDOUR::Region>, int x, int y);
1169         void insert_region_list_selection (float times);
1170
1171         void insert_route_list_drag (boost::shared_ptr<ARDOUR::Route>, int x, int y);
1172
1173         /* import & embed */
1174
1175         void add_external_audio_action (Editing::ImportMode);
1176         void external_audio_dialog ();
1177         void session_import_dialog ();
1178
1179         int  check_whether_and_how_to_import(std::string, bool all_or_nothing = true);
1180         bool check_multichannel_status (const std::vector<std::string>& paths);
1181
1182         SoundFileOmega* sfbrowser;
1183
1184         void bring_in_external_audio (Editing::ImportMode mode,  framepos_t& pos);
1185
1186         bool  idle_drop_paths  (std::vector<std::string> paths, framepos_t frame, double ypos);
1187         void  drop_paths_part_two  (const std::vector<std::string>& paths, framepos_t frame, double ypos);
1188
1189         int  import_sndfiles (std::vector<std::string> paths, Editing::ImportMode mode,  ARDOUR::SrcQuality, framepos_t& pos,
1190                               int target_regions, int target_tracks, boost::shared_ptr<ARDOUR::Track>&, bool);
1191         int  embed_sndfiles (std::vector<std::string> paths, bool multiple_files, bool& check_sample_rate, Editing::ImportMode mode,
1192                              framepos_t& pos, int target_regions, int target_tracks, boost::shared_ptr<ARDOUR::Track>&);
1193
1194         int add_sources (std::vector<std::string> paths, ARDOUR::SourceList& sources, framepos_t& pos, Editing::ImportMode,
1195                          int target_regions, int target_tracks, boost::shared_ptr<ARDOUR::Track>&, bool add_channel_suffix);
1196         int finish_bringing_in_material (boost::shared_ptr<ARDOUR::Region> region, uint32_t, uint32_t,  framepos_t& pos, Editing::ImportMode mode,
1197                                       boost::shared_ptr<ARDOUR::Track>& existing_track);
1198
1199         boost::shared_ptr<ARDOUR::AudioTrack> get_nth_selected_audio_track (int nth) const;
1200         boost::shared_ptr<ARDOUR::MidiTrack> get_nth_selected_midi_track (int nth) const;
1201
1202         ARDOUR::InterThreadInfo* current_interthread_info;
1203
1204         AnalysisWindow* analysis_window;
1205
1206         /* import specific info */
1207
1208         struct EditorImportStatus : public ARDOUR::ImportStatus {
1209             Editing::ImportMode mode;
1210             framepos_t pos;
1211             int target_tracks;
1212             int target_regions;
1213             boost::shared_ptr<ARDOUR::Track> track;
1214             bool replace;
1215         };
1216
1217         EditorImportStatus import_status;
1218         static void *_import_thread (void *);
1219         void* import_thread ();
1220         void finish_import ();
1221
1222         /* to support this ... */
1223
1224         void import_audio (bool as_tracks);
1225         void do_import (std::vector<std::string> paths, bool split, bool as_tracks);
1226
1227         void move_to_start ();
1228         void move_to_end ();
1229         void center_playhead ();
1230         void center_edit_point ();
1231         void playhead_forward_to_grid ();
1232         void playhead_backward_to_grid ();
1233         void scroll_playhead (bool forward);
1234         void scroll_backward (float pages=0.8f);
1235         void scroll_forward (float pages=0.8f);
1236         void scroll_tracks_down ();
1237         void scroll_tracks_up ();
1238         void set_mark ();
1239         void clear_markers ();
1240         void clear_ranges ();
1241         void clear_locations ();
1242         void unhide_markers ();
1243         void unhide_ranges ();
1244         void jump_forward_to_mark ();
1245         void jump_backward_to_mark ();
1246         void cursor_align (bool playhead_to_edit);
1247
1248         void remove_last_capture ();
1249         void select_all_selectables_using_time_selection ();
1250         void select_all_selectables_using_loop();
1251         void select_all_selectables_using_punch();
1252         void set_selection_from_range (ARDOUR::Location&);
1253         void set_selection_from_punch ();
1254         void set_selection_from_loop ();
1255         void set_selection_from_region ();
1256
1257         void add_location_mark (framepos_t where);
1258         void add_location_from_region ();
1259         void add_locations_from_region ();
1260         void add_location_from_selection ();
1261         void set_loop_from_selection (bool play);
1262         void set_punch_from_selection ();
1263         void set_punch_from_region ();
1264
1265         void set_loop_from_edit_range (bool play);
1266         void set_loop_from_region (bool play);
1267         void set_punch_from_edit_range ();
1268
1269         void set_loop_range (framepos_t start, framepos_t end, std::string cmd);
1270         void set_punch_range (framepos_t start, framepos_t end, std::string cmd);
1271
1272         void add_location_from_playhead_cursor ();
1273         bool select_new_marker;
1274
1275         void reverse_selection ();
1276         void edit_envelope ();
1277
1278         double last_scrub_x;
1279         int scrubbing_direction;
1280         int scrub_reversals;
1281         int scrub_reverse_distance;
1282         void scrub (framepos_t, double);
1283
1284         void keyboard_selection_begin ();
1285         void keyboard_selection_finish (bool add);
1286         bool have_pending_keyboard_selection;
1287         framepos_t pending_keyboard_selection_start;
1288
1289         void move_range_selection_start_or_end_to_region_boundary (bool, bool);
1290
1291         Editing::SnapType _snap_type;
1292         Editing::SnapMode _snap_mode;
1293
1294         /// Snap threshold in pixels
1295         double snap_threshold;
1296
1297         bool ignore_gui_changes;
1298
1299         DragManager* _drags;
1300
1301         void escape ();
1302
1303         Gtk::Menu fade_context_menu;
1304         void popup_fade_context_menu (int, int, ArdourCanvas::Item*, ItemType);
1305
1306         void set_fade_in_shape (ARDOUR::FadeShape);
1307         void set_fade_out_shape (ARDOUR::FadeShape);
1308
1309         void set_fade_length (bool in);
1310         void set_fade_in_active (bool);
1311         void set_fade_out_active (bool);
1312
1313         std::set<boost::shared_ptr<ARDOUR::Playlist> > motion_frozen_playlists;
1314
1315         bool _dragging_playhead;
1316         bool _dragging_edit_point;
1317
1318         void marker_drag_motion_callback (GdkEvent*);
1319         void marker_drag_finished_callback (GdkEvent*);
1320
1321         gint mouse_rename_region (ArdourCanvas::Item*, GdkEvent*);
1322
1323         void add_region_drag (ArdourCanvas::Item*, GdkEvent*, RegionView*);
1324         void start_create_region_grab (ArdourCanvas::Item*, GdkEvent*);
1325         void add_region_copy_drag (ArdourCanvas::Item*, GdkEvent*, RegionView*);
1326         void add_region_brush_drag (ArdourCanvas::Item*, GdkEvent*, RegionView*);
1327         void start_selection_grab (ArdourCanvas::Item*, GdkEvent*);
1328
1329         void region_view_item_click (AudioRegionView&, GdkEventButton*);
1330
1331         void remove_gain_control_point (ArdourCanvas::Item*, GdkEvent*);
1332         void remove_control_point (ArdourCanvas::Item*, GdkEvent*);
1333
1334         void mouse_brush_insert_region (RegionView*, framepos_t pos);
1335
1336         /* Canvas event handlers */
1337
1338         bool canvas_control_point_event (GdkEvent* event,ArdourCanvas::Item*, ControlPoint*);
1339         bool canvas_line_event (GdkEvent* event,ArdourCanvas::Item*, AutomationLine*);
1340         bool canvas_selection_rect_event (GdkEvent* event,ArdourCanvas::Item*, SelectionRect*);
1341         bool canvas_selection_start_trim_event (GdkEvent* event,ArdourCanvas::Item*, SelectionRect*);
1342         bool canvas_selection_end_trim_event (GdkEvent* event,ArdourCanvas::Item*, SelectionRect*);
1343         bool canvas_crossfade_view_event (GdkEvent* event,ArdourCanvas::Item*, CrossfadeView*);
1344         bool canvas_fade_in_event (GdkEvent* event,ArdourCanvas::Item*, AudioRegionView*);
1345         bool canvas_fade_in_handle_event (GdkEvent* event,ArdourCanvas::Item*, AudioRegionView*);
1346         bool canvas_fade_out_event (GdkEvent* event,ArdourCanvas::Item*, AudioRegionView*);
1347         bool canvas_fade_out_handle_event (GdkEvent* event,ArdourCanvas::Item*, AudioRegionView*);
1348         bool canvas_region_view_event (GdkEvent* event,ArdourCanvas::Item*, RegionView*);
1349         bool canvas_frame_handle_event (GdkEvent* event,ArdourCanvas::Item*, RegionView*);
1350         bool canvas_region_view_name_highlight_event (GdkEvent* event,ArdourCanvas::Item*, RegionView*);
1351         bool canvas_region_view_name_event (GdkEvent* event,ArdourCanvas::Item*, RegionView*);
1352         bool canvas_feature_line_event (GdkEvent* event, ArdourCanvas::Item*, RegionView*);
1353         bool canvas_stream_view_event (GdkEvent* event,ArdourCanvas::Item*, RouteTimeAxisView*);
1354         bool canvas_marker_event (GdkEvent* event,ArdourCanvas::Item*, Marker*);
1355         bool canvas_zoom_rect_event (GdkEvent* event,ArdourCanvas::Item*);
1356         bool canvas_tempo_marker_event (GdkEvent* event,ArdourCanvas::Item*, TempoMarker*);
1357         bool canvas_meter_marker_event (GdkEvent* event,ArdourCanvas::Item*, MeterMarker*);
1358         bool canvas_automation_track_event(GdkEvent* event, ArdourCanvas::Item*, AutomationTimeAxisView*) ;
1359         bool canvas_note_event (GdkEvent* event, ArdourCanvas::Item*);
1360
1361         bool canvas_tempo_bar_event (GdkEvent* event, ArdourCanvas::Item*);
1362         bool canvas_meter_bar_event (GdkEvent* event, ArdourCanvas::Item*);
1363         bool canvas_marker_bar_event (GdkEvent* event, ArdourCanvas::Item*);
1364         bool canvas_range_marker_bar_event (GdkEvent* event, ArdourCanvas::Item*);
1365         bool canvas_transport_marker_bar_event (GdkEvent* event, ArdourCanvas::Item*);
1366         bool canvas_cd_marker_bar_event (GdkEvent* event, ArdourCanvas::Item*);
1367
1368         bool canvas_imageframe_item_view_event(GdkEvent* event, ArdourCanvas::Item*,ImageFrameView*);
1369         bool canvas_imageframe_view_event(GdkEvent* event, ArdourCanvas::Item*,ImageFrameTimeAxis*);
1370         bool canvas_imageframe_start_handle_event(GdkEvent* event, ArdourCanvas::Item*,ImageFrameView*);
1371         bool canvas_imageframe_end_handle_event(GdkEvent* event, ArdourCanvas::Item*,ImageFrameView*);
1372         bool canvas_marker_time_axis_view_event(GdkEvent* event, ArdourCanvas::Item*,MarkerTimeAxis*);
1373         bool canvas_markerview_item_view_event(GdkEvent* event, ArdourCanvas::Item*,MarkerView*);
1374         bool canvas_markerview_start_handle_event(GdkEvent* event, ArdourCanvas::Item*,MarkerView*);
1375         bool canvas_markerview_end_handle_event(GdkEvent* event, ArdourCanvas::Item*,MarkerView*);
1376
1377         PBD::Signal0<void> EditorFreeze;
1378         PBD::Signal0<void> EditorThaw;
1379
1380   private:
1381         friend class DragManager;
1382         friend class EditorRouteGroups;
1383         friend class EditorRegions;
1384
1385         ArdourCanvas::Item *last_item_entered;
1386         /** true if the mouse is over a place where region trim can happen */
1387         bool _over_region_trim_target;
1388
1389         /* non-public event handlers */
1390
1391         bool canvas_playhead_cursor_event (GdkEvent* event, ArdourCanvas::Item*);
1392         bool track_canvas_scroll (GdkEventScroll* event);
1393
1394         bool track_canvas_scroll_event (GdkEventScroll* event);
1395         bool track_canvas_button_press_event (GdkEventButton* event);
1396         bool track_canvas_button_release_event (GdkEventButton* event);
1397         bool track_canvas_motion_notify_event (GdkEventMotion* event);
1398
1399         Gtk::Allocation canvas_allocation;
1400         void track_canvas_allocate (Gtk::Allocation alloc);
1401         bool track_canvas_size_allocated ();
1402         bool track_canvas_drag_motion (Glib::RefPtr<Gdk::DragContext> const &, int, int, guint);
1403         bool track_canvas_key_press (GdkEventKey *);
1404         bool track_canvas_key_release (GdkEventKey *);
1405
1406         void set_playhead_cursor ();
1407
1408         void toggle_region_mute ();
1409
1410         void initialize_canvas ();
1411
1412         /* display control */
1413
1414         bool _show_measures;
1415         /// true if the editor should follow the playhead, otherwise false
1416         bool _follow_playhead;
1417         /// true if we scroll the tracks rather than the playhead
1418         bool _stationary_playhead;
1419
1420         ARDOUR::TempoMap::BBTPointList *current_bbt_points;
1421
1422         TempoLines* tempo_lines;
1423
1424         ArdourCanvas::Group* time_line_group;
1425
1426         void hide_measures ();
1427         void draw_measures ();
1428         bool redraw_measures ();
1429
1430         void new_tempo_section ();
1431
1432         void mouse_add_new_tempo_event (framepos_t where);
1433         void mouse_add_new_meter_event (framepos_t where);
1434
1435         void remove_tempo_marker (ArdourCanvas::Item*);
1436         void remove_meter_marker (ArdourCanvas::Item*);
1437         gint real_remove_tempo_marker (ARDOUR::TempoSection*);
1438         gint real_remove_meter_marker (ARDOUR::MeterSection*);
1439
1440         void edit_tempo_section (ARDOUR::TempoSection*);
1441         void edit_meter_section (ARDOUR::MeterSection*);
1442         void edit_tempo_marker (ArdourCanvas::Item*);
1443         void edit_meter_marker (ArdourCanvas::Item*);
1444         void edit_control_point (ArdourCanvas::Item*);
1445         void edit_note (ArdourCanvas::Item *);
1446
1447         void marker_menu_edit ();
1448         void marker_menu_remove ();
1449         void marker_menu_rename ();
1450         void toggle_marker_menu_lock ();
1451         void toggle_marker_menu_glue ();
1452         void marker_menu_hide ();
1453         void marker_menu_loop_range ();
1454         void marker_menu_select_all_selectables_using_range ();
1455         void marker_menu_select_using_range ();
1456         void marker_menu_separate_regions_using_location ();
1457         void marker_menu_play_from ();
1458         void marker_menu_play_range ();
1459         void marker_menu_set_playhead ();
1460         void marker_menu_set_from_playhead ();
1461         void marker_menu_set_from_selection ();
1462         void marker_menu_range_to_next ();
1463         void new_transport_marker_menu_set_loop ();
1464         void new_transport_marker_menu_set_punch ();
1465         void update_loop_range_view (bool visibility=false);
1466         void update_punch_range_view (bool visibility=false);
1467         void new_transport_marker_menu_popdown ();
1468         void marker_context_menu (GdkEventButton*, ArdourCanvas::Item*);
1469         void tempo_or_meter_marker_context_menu (GdkEventButton*, ArdourCanvas::Item*);
1470         void transport_marker_context_menu (GdkEventButton*, ArdourCanvas::Item*);
1471         void new_transport_marker_context_menu (GdkEventButton*, ArdourCanvas::Item*);
1472         void build_range_marker_menu (bool);
1473         void build_marker_menu (ARDOUR::Location *);
1474         void build_tempo_or_meter_marker_menu (bool);
1475         void build_new_transport_marker_menu ();
1476         void dynamic_cast_marker_object (void*, MeterMarker**, TempoMarker**) const;
1477
1478         Gtk::Menu* tempo_or_meter_marker_menu;
1479         Gtk::Menu* marker_menu;
1480         Gtk::Menu* range_marker_menu;
1481         Gtk::Menu* transport_marker_menu;
1482         Gtk::Menu* new_transport_marker_menu;
1483         Gtk::Menu* cd_marker_menu;
1484         ArdourCanvas::Item* marker_menu_item;
1485
1486         typedef std::list<Marker*> Marks;
1487         Marks metric_marks;
1488
1489         void remove_metric_marks ();
1490         void draw_metric_marks (const ARDOUR::Metrics& metrics);
1491
1492         void compute_current_bbt_points (framepos_t left, framepos_t right);
1493         void tempo_map_changed (const PBD::PropertyChange&);
1494         void redisplay_tempo (bool immediate_redraw);
1495
1496         uint32_t bbt_beat_subdivision;
1497
1498         /* toolbar */
1499
1500         Gtk::ToggleButton editor_mixer_button;
1501         Gtk::ToggleButton editor_list_button;
1502         void editor_mixer_button_toggled ();
1503         void editor_list_button_toggled ();
1504
1505         AudioClock*               zoom_range_clock;
1506         Gtk::Button              zoom_in_button;
1507         Gtk::Button              zoom_out_button;
1508         Gtk::Button              zoom_out_full_button;
1509         Gtk::Button              zoom_onetoone_button;
1510
1511         Gtk::Button              tav_expand_button;
1512         Gtk::Button              tav_shrink_button;
1513
1514         Gtk::VBox                toolbar_clock_vbox;
1515         Gtk::VBox                toolbar_selection_clock_vbox;
1516         Gtk::Table               toolbar_selection_clock_table;
1517         Gtk::Label               toolbar_selection_cursor_label;
1518
1519         Gtkmm2ext::TearOff*      _mouse_mode_tearoff;
1520         Gtkmm2ext::StatefulToggleButton mouse_select_button;
1521         Gtkmm2ext::StatefulToggleButton mouse_move_button;
1522         Gtkmm2ext::StatefulToggleButton mouse_gain_button;
1523         Gtkmm2ext::StatefulToggleButton mouse_zoom_button;
1524         Gtkmm2ext::StatefulToggleButton mouse_timefx_button;
1525         Gtkmm2ext::StatefulToggleButton mouse_audition_button;
1526         Gtkmm2ext::StatefulToggleButton join_object_range_button;
1527
1528         void                     mouse_mode_toggled (Editing::MouseMode m);
1529         void                     mouse_mode_object_range_toggled () {}
1530         bool                     ignore_mouse_mode_toggle;
1531
1532         Gtkmm2ext::StatefulToggleButton internal_edit_button;
1533         void                     toggle_internal_editing ();
1534
1535         bool                     mouse_select_button_release (GdkEventButton*);
1536
1537         Gtk::VBox                automation_box;
1538         Gtk::Button              automation_mode_button;
1539         Gtk::ToggleButton        global_automation_button;
1540
1541         Gtk::ComboBoxText edit_mode_selector;
1542         Gtk::VBox         edit_mode_box;
1543         std::vector<std::string> edit_mode_strings;
1544
1545         void set_edit_mode (ARDOUR::EditMode);
1546         void cycle_edit_mode ();
1547         void edit_mode_selection_done ();
1548
1549         Gtk::ComboBoxText snap_type_selector;
1550         Gtk::ComboBoxText snap_mode_selector;
1551         Gtk::HBox         snap_box;
1552
1553         std::vector<std::string> snap_type_strings;
1554         std::vector<std::string> snap_mode_strings;
1555
1556         void snap_type_selection_done ();
1557         void snap_mode_selection_done ();
1558         void snap_mode_chosen (Editing::SnapMode);
1559         void snap_type_chosen (Editing::SnapType);
1560
1561         Glib::RefPtr<Gtk::RadioAction> snap_type_action (Editing::SnapType);
1562         Glib::RefPtr<Gtk::RadioAction> snap_mode_action (Editing::SnapMode);
1563
1564         Gtk::ComboBoxText zoom_focus_selector;
1565         Gtk::VBox         zoom_focus_box;
1566
1567         std::vector<std::string> zoom_focus_strings;
1568
1569         void zoom_focus_selection_done ();
1570         void zoom_focus_chosen (Editing::ZoomFocus);
1571
1572         Glib::RefPtr<Gtk::RadioAction> zoom_focus_action (Editing::ZoomFocus);
1573
1574         Gtk::HBox           _zoom_box;
1575         Gtkmm2ext::TearOff* _zoom_tearoff;
1576         void                zoom_adjustment_changed();
1577
1578         void setup_toolbar ();
1579
1580         void setup_tooltips ();
1581
1582         Gtkmm2ext::TearOff*     _tools_tearoff;
1583         Gtk::HBox                toolbar_hbox;
1584         Gtk::EventBox            toolbar_base;
1585         Gtk::Frame               toolbar_frame;
1586         Gtk::Viewport           _toolbar_viewport;
1587
1588         /* midi toolbar */
1589
1590         Gtk::HBox                panic_box;
1591         Gtk::Button              midi_panic_button;
1592         Gtk::ToggleButton        midi_sound_notes;
1593         void                     midi_panic ();
1594         bool                     sound_notes () const { return midi_sound_notes.get_active(); }
1595
1596         void setup_midi_toolbar ();
1597
1598         /* selection process */
1599
1600         Selection* selection;
1601         Selection* cut_buffer;
1602
1603         void time_selection_changed ();
1604         void track_selection_changed ();
1605         void region_selection_changed ();
1606         sigc::connection editor_regions_selection_changed_connection;
1607         void sensitize_all_region_actions (bool);
1608         void sensitize_the_right_region_actions ();
1609         bool _all_region_actions_sensitized;
1610         /** Flag to block region action handlers from doing what they normally do;
1611          *  I tried Gtk::Action::block_activate() but this doesn't work (ie it doesn't
1612          *  block) when setting a ToggleAction's active state.
1613          */
1614         bool _ignore_region_action;
1615         bool _last_region_menu_was_main;
1616         void point_selection_changed ();
1617         void marker_selection_changed ();
1618
1619         void cancel_selection ();
1620
1621         bool audio_region_selection_covers (framepos_t where);
1622
1623         /* transport range select process */
1624
1625         ArdourCanvas::SimpleRect*  cd_marker_bar_drag_rect;
1626         ArdourCanvas::SimpleRect*  range_bar_drag_rect;
1627         ArdourCanvas::SimpleRect*  transport_bar_drag_rect;
1628
1629 #ifdef GTKOSX
1630         ArdourCanvas::SimpleRect     *bogus_background_rect;
1631 #endif
1632         ArdourCanvas::SimpleRect     *transport_bar_range_rect;
1633         ArdourCanvas::SimpleRect     *transport_bar_preroll_rect;
1634         ArdourCanvas::SimpleRect     *transport_bar_postroll_rect;
1635         ArdourCanvas::SimpleRect     *transport_loop_range_rect;
1636         ArdourCanvas::SimpleRect     *transport_punch_range_rect;
1637         ArdourCanvas::SimpleLine     *transport_punchin_line;
1638         ArdourCanvas::SimpleLine     *transport_punchout_line;
1639         ArdourCanvas::SimpleRect     *transport_preroll_rect;
1640         ArdourCanvas::SimpleRect     *transport_postroll_rect;
1641
1642         ARDOUR::Location*  transport_loop_location();
1643         ARDOUR::Location*  transport_punch_location();
1644
1645         ARDOUR::Location   *temp_location;
1646
1647         /* object rubberband select process */
1648
1649         void select_all_within (framepos_t, framepos_t, double, double, TrackViewList const &, Selection::Operation, bool);
1650
1651         ArdourCanvas::SimpleRect   *rubberband_rect;
1652
1653         /* mouse zoom process */
1654
1655         ArdourCanvas::SimpleRect   *zoom_rect;
1656         void reposition_zoom_rect (framepos_t start, framepos_t end);
1657
1658         EditorRouteGroups* _route_groups;
1659         EditorRoutes* _routes;
1660         EditorRegions* _regions;
1661         EditorSnapshots* _snapshots;
1662         EditorLocations* _locations;
1663
1664         /* diskstream/route display management */
1665         Glib::RefPtr<Gdk::Pixbuf> rec_enabled_icon;
1666         Glib::RefPtr<Gdk::Pixbuf> rec_disabled_icon;
1667
1668         Glib::RefPtr<Gtk::TreeSelection> route_display_selection;
1669
1670         bool sync_track_view_list_and_routes ();
1671
1672         Gtk::VBox           list_vpacker;
1673
1674         /* autoscrolling */
1675
1676         bool autoscroll_active;
1677         int autoscroll_timeout_tag;
1678         int autoscroll_x;
1679         int autoscroll_y;
1680         int last_autoscroll_x;
1681         int last_autoscroll_y;
1682         uint32_t autoscroll_cnt;
1683         framecnt_t autoscroll_x_distance;
1684         double autoscroll_y_distance;
1685
1686         static gint _autoscroll_canvas (void *);
1687         bool autoscroll_canvas ();
1688         void start_canvas_autoscroll (int x, int y);
1689         void stop_canvas_autoscroll ();
1690
1691         /* trimming */
1692         void point_trim (GdkEvent *, framepos_t);
1693
1694         void trim_region_front();
1695         void trim_region_back();
1696         void trim_region (bool front);
1697
1698         void trim_region_to_loop ();
1699         void trim_region_to_punch ();
1700         void trim_region_to_location (const ARDOUR::Location&, const char* cmd);
1701
1702         void trim_to_region(bool forward);
1703         void trim_region_to_previous_region_end();
1704         void trim_region_to_next_region_start();
1705
1706         bool show_gain_after_trim;
1707
1708         /* Drag-n-Drop */
1709
1710         int convert_drop_to_paths (
1711                 std::vector<std::string>&           paths,
1712                 const Glib::RefPtr<Gdk::DragContext>& context,
1713                 gint                                  x,
1714                 gint                                  y,
1715                 const Gtk::SelectionData&             data,
1716                 guint                                 info,
1717                 guint                                 time);
1718
1719         void track_canvas_drag_data_received (
1720                 const Glib::RefPtr<Gdk::DragContext>& context,
1721                 gint                                  x,
1722                 gint                                  y,
1723                 const Gtk::SelectionData&             data,
1724                 guint                                 info,
1725                 guint                                 time);
1726
1727         void drop_paths (
1728                 const Glib::RefPtr<Gdk::DragContext>& context,
1729                 gint                                  x,
1730                 gint                                  y,
1731                 const Gtk::SelectionData&             data,
1732                 guint                                 info,
1733                 guint                                 time);
1734
1735         void drop_regions (
1736                 const Glib::RefPtr<Gdk::DragContext>& context,
1737                 gint                                  x,
1738                 gint                                  y,
1739                 const Gtk::SelectionData&             data,
1740                 guint                                 info,
1741                 guint                                 time);
1742
1743         void drop_routes (
1744                 const Glib::RefPtr<Gdk::DragContext>& context,
1745                 gint                x,
1746                 gint                y,
1747                 const Gtk::SelectionData& data,
1748                 guint               info,
1749                 guint               time);
1750
1751         /* audio export */
1752
1753         int  write_region_selection(RegionSelection&);
1754         bool write_region (std::string path, boost::shared_ptr<ARDOUR::AudioRegion>);
1755         void bounce_region_selection (bool with_processing);
1756         void bounce_range_selection (bool replace, bool enable_processing);
1757         void external_edit_region ();
1758
1759         int write_audio_selection (TimeSelection&);
1760         bool write_audio_range (ARDOUR::AudioPlaylist&, const ARDOUR::ChanCount& channels, std::list<ARDOUR::AudioRange>&);
1761
1762         void write_selection ();
1763
1764         XMLNode *before; /* used in *_reversible_command */
1765
1766         void update_title ();
1767         void update_title_s (const std::string & snapshot_name);
1768
1769         struct State {
1770             Selection* selection;
1771             double frames_per_unit;
1772
1773             State (PublicEditor const * e);
1774             ~State ();
1775         };
1776
1777         void instant_save ();
1778
1779         boost::shared_ptr<ARDOUR::AudioRegion> last_audition_region;
1780
1781         /* freeze operations */
1782
1783         ARDOUR::InterThreadInfo freeze_status;
1784         static void* _freeze_thread (void*);
1785         void* freeze_thread ();
1786
1787         void freeze_route ();
1788         void unfreeze_route ();
1789
1790         /* duplication */
1791
1792         void duplicate_dialog (bool with_dialog);
1793
1794         framepos_t event_frame (GdkEvent const *, double* px = 0, double* py = 0) const;
1795
1796         /* returns false if mouse pointer is not in track or marker canvas
1797          */
1798         bool mouse_frame (framepos_t&, bool& in_track_canvas) const;
1799
1800         /* "whats mine is yours" */
1801
1802         TimeFXDialog* current_timefx;
1803
1804         static void* timefx_thread (void *arg);
1805         void do_timefx (TimeFXDialog&);
1806
1807         int time_stretch (RegionSelection&, float fraction);
1808         int pitch_shift (RegionSelection&, float cents);
1809         void pitch_shift_region ();
1810         int time_fx (RegionSelection&, float val, bool pitching);
1811
1812         void transpose_region ();
1813
1814         /* editor-mixer strip */
1815
1816         MixerStrip *current_mixer_strip;
1817         bool show_editor_mixer_when_tracks_arrive;
1818         Gtk::VBox current_mixer_strip_vbox;
1819         void cms_new (boost::shared_ptr<ARDOUR::Route>);
1820         void current_mixer_strip_hidden ();
1821
1822         void detach_tearoff (Gtk::Box* b, Gtk::Window* w);
1823         void reattach_tearoff (Gtk::Box* b, Gtk::Window* w, int32_t n);
1824 #ifdef GTKOSX
1825         void ensure_all_elements_drawn ();
1826 #endif
1827         /* nudging tracks */
1828
1829         void nudge_track (bool use_edit_point, bool forwards);
1830
1831         /* xfades */
1832
1833         bool _xfade_visibility;
1834
1835 #ifdef WITH_CMT
1836         void handle_new_imageframe_time_axis_view(const std::string & track_name, void* src) ;
1837         void handle_new_imageframe_marker_time_axis_view(const std::string & track_name, TimeAxisView* marked_track) ;
1838
1839         void start_imageframe_grab(ArdourCanvas::Item*, GdkEvent*) ;
1840         void start_markerview_grab(ArdourCanvas::Item*, GdkEvent*) ;
1841
1842         void imageframe_drag_motion_callback(ArdourCanvas::Item*, GdkEvent*) ;
1843         void markerview_drag_motion_callback(ArdourCanvas::Item*, GdkEvent*) ;
1844         void timeaxis_item_drag_finished_callback(ArdourCanvas::Item*, GdkEvent*) ;
1845
1846         gint canvas_imageframe_item_view_event(ArdourCanvas::Item* item, GdkEvent* event, ImageFrameView* ifv);
1847         gint canvas_imageframe_view_event(ArdourCanvas::Item* item, GdkEvent* event, ImageFrameTimeAxis* ifta);
1848         gint canvas_imageframe_start_handle_event(ArdourCanvas::Item* item, GdkEvent* event, ImageFrameView* ifv);
1849         gint canvas_imageframe_end_handle_event(ArdourCanvas::Item* item, GdkEvent* event, ImageFrameView* ifv);
1850
1851         gint canvas_marker_time_axis_view_event(ArdourCanvas::Item* item, GdkEvent* event, MarkerTimeAxis* mta);
1852         gint canvas_markerview_item_view_event(ArdourCanvas::Item* item, GdkEvent* event, MarkerView* mv);
1853         gint canvas_markerview_start_handle_event(ArdourCanvas::Item* item, GdkEvent* event, MarkerView* mv);
1854         gint canvas_markerview_end_handle_event(ArdourCanvas::Item* item, GdkEvent* event, MarkerView* mv);
1855
1856         void imageframe_start_handle_op(ArdourCanvas::Item* item, GdkEvent* event) ;
1857         void imageframe_end_handle_op(ArdourCanvas::Item* item, GdkEvent* event) ;
1858         void imageframe_start_handle_trim_motion(ArdourCanvas::Item* item, GdkEvent* event) ;
1859         void imageframe_start_handle_end_trim(ArdourCanvas::Item* item, GdkEvent* event) ;
1860         void imageframe_end_handle_trim_motion(ArdourCanvas::Item* item, GdkEvent* event) ;
1861         void imageframe_end_handle_end_trim(ArdourCanvas::Item* item, GdkEvent* event) ;
1862
1863         void markerview_item_start_handle_op(ArdourCanvas::Item* item, GdkEvent* event) ;
1864         void markerview_item_end_handle_op(ArdourCanvas::Item* item, GdkEvent* event) ;
1865         void markerview_start_handle_trim_motion(ArdourCanvas::Item* item, GdkEvent* event) ;
1866         void markerview_start_handle_end_trim(ArdourCanvas::Item* item, GdkEvent* event) ;
1867         void markerview_end_handle_trim_motion(ArdourCanvas::Item* item, GdkEvent* event) ;
1868         void markerview_end_handle_end_trim(ArdourCanvas::Item* item, GdkEvent* event) ;
1869
1870         void popup_imageframe_edit_menu(int button, int32_t time, ArdourCanvas::Item* ifv, bool with_frame) ;
1871         void popup_marker_time_axis_edit_menu(int button, int32_t time, ArdourCanvas::Item* ifv, bool with_frame) ;
1872
1873         ImageFrameSocketHandler* image_socket_listener ;
1874 #endif
1875
1876         void toggle_xfade_active (boost::weak_ptr<ARDOUR::Crossfade>);
1877         void toggle_xfade_length (boost::weak_ptr<ARDOUR::Crossfade>);
1878         void edit_xfade (boost::weak_ptr<ARDOUR::Crossfade>);
1879         void xfade_edit_left_region ();
1880         void xfade_edit_right_region ();
1881
1882         static const int32_t default_width = 995;
1883         static const int32_t default_height = 765;
1884
1885         /* nudge */
1886
1887         Gtk::Button      nudge_forward_button;
1888         Gtk::Button      nudge_backward_button;
1889         Gtk::HBox        nudge_hbox;
1890         Gtk::VBox        nudge_vbox;
1891         AudioClock*       nudge_clock;
1892
1893         bool nudge_forward_release (GdkEventButton*);
1894         bool nudge_backward_release (GdkEventButton*);
1895
1896         /* audio filters */
1897
1898         void apply_filter (ARDOUR::Filter&, std::string cmd, ProgressReporter* progress = 0);
1899
1900         Command* apply_midi_note_edit_op_to_region (ARDOUR::MidiOperator& op, MidiRegionView& mrv);
1901         void apply_midi_note_edit_op (ARDOUR::MidiOperator& op);
1902
1903         /* handling cleanup */
1904
1905         int playlist_deletion_dialog (boost::shared_ptr<ARDOUR::Playlist>);
1906
1907         PBD::ScopedConnectionList session_connections;
1908
1909         /* tracking step changes of track height */
1910
1911         TimeAxisView* current_stepping_trackview;
1912         ARDOUR::microseconds_t last_track_height_step_timestamp;
1913         gint track_height_step_timeout();
1914         sigc::connection step_timeout;
1915
1916         TimeAxisView* entered_track;
1917         /** If the mouse is over a RegionView or one of its child canvas items, this is set up
1918             to point to the RegionView.  Otherwise it is 0.
1919         */
1920         RegionView*   entered_regionview;
1921
1922
1923         void ensure_entered_track_selected (bool op_acts_on_objects = false);
1924         bool clear_entered_track;
1925         bool left_track_canvas (GdkEventCrossing*);
1926         bool entered_track_canvas (GdkEventCrossing*);
1927         void set_entered_track (TimeAxisView*);
1928         void set_entered_regionview (RegionView*);
1929         void ensure_track_visible (TimeAxisView*);
1930         gint left_automation_track ();
1931
1932         void reset_canvas_action_sensitivity (bool);
1933         void toggle_gain_envelope_visibility ();
1934         void toggle_gain_envelope_active ();
1935         void reset_region_gain_envelopes ();
1936
1937         bool on_key_press_event (GdkEventKey*);
1938         bool on_key_release_event (GdkEventKey*);
1939
1940         void session_state_saved (std::string);
1941
1942         Glib::RefPtr<Gtk::Action>              undo_action;
1943         Glib::RefPtr<Gtk::Action>              redo_action;
1944
1945         void history_changed ();
1946
1947         Gtk::HBox      status_bar_hpacker;
1948
1949         Editing::EditPoint _edit_point;
1950
1951         Gtk::ComboBoxText edit_point_selector;
1952
1953         void set_edit_point_preference (Editing::EditPoint ep, bool force = false);
1954         void cycle_edit_point (bool with_marker);
1955         void set_edit_point ();
1956         void edit_point_selection_done ();
1957         void edit_point_chosen (Editing::EditPoint);
1958         Glib::RefPtr<Gtk::RadioAction> edit_point_action (Editing::EditPoint);
1959         std::vector<std::string> edit_point_strings;
1960
1961         void selected_marker_moved (ARDOUR::Location*);
1962
1963         bool get_edit_op_range (framepos_t& start, framepos_t& end) const;
1964
1965         void get_regions_at (RegionSelection&, framepos_t where, const TrackViewList& ts) const;
1966         void get_regions_after (RegionSelection&, framepos_t where, const TrackViewList& ts) const;
1967
1968         RegionSelection get_regions_from_selection ();
1969         RegionSelection get_regions_from_selection_and_edit_point ();
1970         RegionSelection get_regions_from_selection_and_entered ();
1971
1972         void start_updating_meters ();
1973         void stop_updating_meters ();
1974         bool meters_running;
1975
1976         void select_next_route ();
1977         void select_prev_route ();
1978
1979         void snap_to_internal (framepos_t& first, int32_t direction = 0, bool for_mark = false);
1980         void timecode_snap_to_internal (framepos_t& first, int32_t direction = 0, bool for_mark = false);
1981
1982         RhythmFerret* rhythm_ferret;
1983
1984         void fit_tracks (TrackViewList &);
1985         void fit_selected_tracks ();
1986         void set_track_height (Height);
1987
1988         void remove_tracks ();
1989         void toggle_tracks_active ();
1990
1991         bool _have_idled;
1992         int resize_idle_id;
1993         static gboolean _idle_resize (gpointer);
1994         bool idle_resize();
1995         int32_t _pending_resize_amount;
1996         TimeAxisView* _pending_resize_view;
1997
1998         void visible_order_range (int*, int*) const;
1999
2000         void located ();
2001
2002         /** true if we've made a locate request that hasn't yet been processed */
2003         bool _pending_locate_request;
2004
2005         /** if true, there is a pending Session locate which is the initial one when loading a session;
2006             we need to know this so that we don't (necessarily) set the viewport to show the playhead
2007             initially.
2008         */
2009         bool _pending_initial_locate;
2010
2011         Gtk::HBox _summary_hbox;
2012         EditorSummary* _summary;
2013
2014         void region_view_added (RegionView *);
2015         void region_view_removed ();
2016
2017         void update_canvas_now ();
2018
2019         EditorGroupTabs* _group_tabs;
2020         void fit_route_group (ARDOUR::RouteGroup *);
2021
2022         void step_edit_status_change (bool);
2023         void start_step_editing ();
2024         void stop_step_editing ();
2025         bool check_step_edit ();
2026         sigc::connection step_edit_connection;
2027
2028         double _last_motion_y;
2029
2030         RegionLayeringOrderEditor* layering_order_editor;
2031         void update_region_layering_order_editor ();
2032
2033         /** Track that was the source for the last cut/copy operation.  Used as a place
2034             to paste things iff there is no selected track.
2035         */
2036         TimeAxisView* _last_cut_copy_source_track;
2037
2038         /** true if a change in Selection->regions should change the selection in the region list.
2039             See EditorRegions::selection_changed.
2040         */
2041         bool _region_selection_change_updates_region_list;
2042
2043         void setup_fade_images ();
2044         std::map<ARDOUR::FadeShape, Gtk::Image*> _fade_in_images;
2045         std::map<ARDOUR::FadeShape, Gtk::Image*> _fade_out_images;
2046
2047         Gtk::MenuItem& action_menu_item (std::string const &);
2048         void action_pre_activated (Glib::RefPtr<Gtk::Action> const &);
2049
2050         void set_canvas_cursor_for_region_view (double, RegionView *);
2051
2052         MouseCursors* _cursors;
2053
2054         void resize_text_widgets ();
2055
2056         friend class Drag;
2057         friend class RegionDrag;
2058         friend class RegionMoveDrag;
2059         friend class RegionSpliceDrag;
2060         friend class TrimDrag;
2061         friend class MeterMarkerDrag;
2062         friend class TempoMarkerDrag;
2063         friend class CursorDrag;
2064         friend class FadeInDrag;
2065         friend class FadeOutDrag;
2066         friend class MarkerDrag;
2067         friend class RegionGainDrag;
2068         friend class ControlPointDrag;
2069         friend class LineDrag;
2070         friend class RubberbandSelectDrag;
2071         friend class TimeFXDrag;
2072         friend class ScrubDrag;
2073         friend class SelectionDrag;
2074         friend class RangeMarkerBarDrag;
2075         friend class MouseZoomDrag;
2076         friend class RegionCreateDrag;
2077         friend class RegionMotionDrag;
2078         friend class RegionInsertDrag;
2079
2080         friend class EditorSummary;
2081         friend class EditorGroupTabs;
2082
2083         friend class EditorRoutes;
2084         friend class RhythmFerret;
2085 };
2086
2087 #endif /* __ardour_editor_h__ */