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 <bitset>
  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/comboboxtext.h>
  40 #include <gtkmm/layout.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 "pbd/signals.h"
  48
  49 #include "ardour/import_status.h"
  50 #include "ardour/tempo.h"
  51 #include "ardour/location.h"
  52 #include "ardour/audioregion.h"
  53 #include "ardour/track.h"
  54 #include "ardour/types.h"
  55 #include "ardour/route_group.h"
  56
  57 #include "audio_clock.h"
  58 #include "gtk-custom-ruler.h"
  59 #include "ardour_dialog.h"
  60 #include "public_editor.h"
  61 #include "editing.h"
  62 #include "enums.h"
  63 #include "editor_items.h"
  64 #include "region_selection.h"
  65 #include "canvas.h"
  66 #include "window_proxy.h"
  67
  68 namespace Gnome { namespace Canvas {
  69         class NoEventText;
  70 } }
  71
  72 namespace Gtkmm2ext {
  73         class TearOff;
  74 }
  75
  76 namespace ARDOUR {
  77         class RouteGroup;
  78         class Playlist;
  79         class AudioPlaylist;
  80         class Region;
  81         class Location;
  82         class TempoSection;
  83         class NamedSelection;
  84         class Session;
  85         class Filter;
  86         class Crossfade;
  87         class ChanCount;
  88         class MidiOperator;
  89         class MidiTrack;
  90         class AudioTrack;
  91 }
  92
  93 namespace LADSPA {
  94         class Plugin;
  95 }
  96
  97 class AnalysisWindow;
  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
 134 /* <CMT Additions> */
 135 class ImageFrameView;
 136 class ImageFrameTimeAxisView;
 137 class ImageFrameTimeAxis;
 138 class MarkerTimeAxis ;
 139 class MarkerView ;
 140 class ImageFrameSocketHandler ;
 141 class TimeAxisViewItem ;
 142 /* </CMT Additions> */
 143
 144 class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARDOUR::SessionHandlePtr
 145 {
 146   public:
 147         Editor ();
 148         ~Editor ();
 149
 150         void             set_session (ARDOUR::Session *);
 151         ARDOUR::Session* session() const { return _session; }
 152
 153         void             first_idle ();
 154         virtual bool     have_idled () const { return _have_idled; }
 155
 156         framepos_t leftmost_position() const { return leftmost_frame; }
 157
 158         framecnt_t current_page_frames() const {
 159                 return (framecnt_t) floor (_canvas_width * frames_per_unit);
 160         }
 161
 162         double canvas_height () const {
 163                 return _canvas_height;
 164         }
 165
 166         void cycle_snap_mode ();
 167         void cycle_snap_choice ();
 168         void set_snap_to (Editing::SnapType);
 169         void set_snap_mode (Editing::SnapMode);
 170         void set_snap_threshold (double pixel_distance) {snap_threshold = pixel_distance;}
 171
 172         Editing::SnapMode  snap_mode () const;
 173         Editing::SnapType  snap_type () const;
 174
 175         void undo (uint32_t n = 1);
 176         void redo (uint32_t n = 1);
 177
 178         XMLNode& get_state ();
 179         int set_state (const XMLNode&, int version);
 180
 181         void set_mouse_mode (Editing::MouseMode, bool force=true);
 182         void step_mouse_mode (bool next);
 183         Editing::MouseMode current_mouse_mode () const { return mouse_mode; }
 184         Editing::MidiEditMode current_midi_edit_mode () const;
 185         void remove_midi_note (ArdourCanvas::Item *, GdkEvent *);
 186
 187         bool internal_editing() const { return _internal_editing ; }
 188         void set_internal_edit (bool yn);
 189
 190 #ifdef WITH_CMT
 191         void add_imageframe_time_axis(const std::string & track_name, void*) ;
 192         void add_imageframe_marker_time_axis(const std::string & track_name, TimeAxisView* marked_track, void*) ;
 193         void connect_to_image_compositor() ;
 194         void scroll_timeaxis_to_imageframe_item(const TimeAxisViewItem* item) ;
 195         TimeAxisView* get_named_time_axis(const std::string & name) ;
 196 #endif /* WITH_CMT */
 197
 198         void foreach_time_axis_view (sigc::slot<void,TimeAxisView&>);
 199         void add_to_idle_resize (TimeAxisView*, int32_t);
 200
 201         RouteTimeAxisView* get_route_view_by_route_id (PBD::ID& id) const;
 202
 203         void consider_auditioning (boost::shared_ptr<ARDOUR::Region>);
 204         void hide_a_region (boost::shared_ptr<ARDOUR::Region>);
 205         void show_a_region (boost::shared_ptr<ARDOUR::Region>);
 206
 207 #ifdef USE_RUBBERBAND
 208         std::vector<std::string> rb_opt_strings;
 209         int rb_current_opt;
 210 #endif
 211
 212         /* things that need to be public to be used in the main menubar */
 213
 214         void new_region_from_selection ();
 215         void separate_regions_between (const TimeSelection&);
 216         void separate_region_from_selection ();
 217         void separate_under_selected_regions ();
 218         void separate_region_from_punch ();
 219         void separate_region_from_loop ();
 220         void separate_regions_using_location (ARDOUR::Location&);
 221         void transition_to_rolling (bool forward);
 222
 223         /* undo related */
 224
 225         framepos_t unit_to_frame (double unit) const {
 226                 return (framepos_t) rint (unit * frames_per_unit);
 227         }
 228
 229         double frame_to_unit (framepos_t frame) const {
 230                 return rint ((double) frame / (double) frames_per_unit);
 231         }
 232
 233         double frame_to_unit (double frame) const {
 234                 return rint (frame / frames_per_unit);
 235         }
 236
 237         /* NOTE: these functions assume that the "pixel" coordinate is
 238            the result of using the world->canvas affine transform on a
 239            world coordinate. These coordinates already take into
 240            account any scrolling carried out by adjusting the
 241            xscroll_adjustment.
 242         */
 243
 244         framepos_t pixel_to_frame (double pixel) const {
 245
 246                 /* pixel can be less than zero when motion events
 247                    are processed. since we've already run the world->canvas
 248                    affine, that means that the location *really* is "off
 249                    to the right" and thus really is "before the start".
 250                 */
 251
 252                 if (pixel >= 0) {
 253                         return (framepos_t) rint (pixel * frames_per_unit * GNOME_CANVAS(track_canvas->gobj())->pixels_per_unit);
 254                 } else {
 255                         return 0;
 256                 }
 257         }
 258
 259         gulong frame_to_pixel (framepos_t frame) const {
 260                 return (gulong) rint ((frame / (frames_per_unit * GNOME_CANVAS(track_canvas->gobj())->pixels_per_unit)));
 261         }
 262
 263         void flush_canvas ();
 264
 265         /* selection */
 266
 267         Selection& get_selection() const { return *selection; }
 268         Selection& get_cut_buffer() const { return *cut_buffer; }
 269
 270         bool extend_selection_to_track (TimeAxisView&);
 271
 272         void play_selection ();
 273         void select_all_in_track (Selection::Operation op);
 274         void select_all (Selection::Operation op);
 275         void invert_selection_in_track ();
 276         void invert_selection ();
 277         void deselect_all ();
 278
 279         void set_selected_regionview_from_region_list (boost::shared_ptr<ARDOUR::Region> region, Selection::Operation op = Selection::Set);
 280
 281         /* tempo */
 282
 283         void set_show_measures (bool yn);
 284         bool show_measures () const { return _show_measures; }
 285
 286         /* analysis window */
 287
 288         void analyze_region_selection();
 289         void analyze_range_selection();
 290
 291         /* export */
 292
 293         void export_audio ();
 294         void export_selection ();
 295         void export_range ();
 296         void export_region ();
 297
 298         void add_toplevel_controls (Gtk::Container&);
 299         Gtk::HBox& get_status_bar_packer()  { return status_bar_hpacker; }
 300
 301         void               set_zoom_focus (Editing::ZoomFocus);
 302         Editing::ZoomFocus get_zoom_focus () const { return zoom_focus; }
 303         double             get_current_zoom () const { return frames_per_unit; }
 304
 305         void temporal_zoom_step (bool coarser);
 306         void tav_zoom_step (bool coarser);
 307
 308         /* stuff that AudioTimeAxisView and related classes use */
 309
 310         PlaylistSelector& playlist_selector() const;
 311         void clear_playlist (boost::shared_ptr<ARDOUR::Playlist>);
 312
 313         void new_playlists (TimeAxisView* v);
 314         void copy_playlists (TimeAxisView* v);
 315         void clear_playlists (TimeAxisView* v);
 316
 317         void get_onscreen_tracks (TrackViewList&);
 318
 319         Width editor_mixer_strip_width;
 320         void maybe_add_mixer_strip_width (XMLNode&);
 321         void show_editor_mixer (bool yn);
 322         void create_editor_mixer ();
 323         void show_editor_list (bool yn);
 324         void set_selected_mixer_strip (TimeAxisView&);
 325         void mixer_strip_width_changed ();
 326         void hide_track_in_display (TimeAxisView* tv, bool temporary = false);
 327
 328         /* nudge is initiated by transport controls owned by ARDOUR_UI */
 329
 330         framecnt_t get_nudge_distance (framepos_t pos, framecnt_t& next);
 331         Evoral::MusicalTime get_grid_type_as_beats (bool& success, framepos_t position);
 332
 333         void nudge_forward (bool next, bool force_playhead);
 334         void nudge_backward (bool next, bool force_playhead);
 335
 336         /* nudge initiated from context menu */
 337
 338         void nudge_forward_capture_offset ();
 339         void nudge_backward_capture_offset ();
 340
 341         /* playhead/screen stuff */
 342
 343         void set_stationary_playhead (bool yn);
 344         void toggle_stationary_playhead ();
 345         bool stationary_playhead() const { return _stationary_playhead; }
 346
 347         void set_follow_playhead (bool yn);
 348         void toggle_follow_playhead ();
 349         bool follow_playhead() const { return _follow_playhead; }
 350         bool dragging_playhead () const { return _dragging_playhead; }
 351
 352         void toggle_zero_line_visibility ();
 353         void set_summary ();
 354         void set_group_tabs ();
 355         void toggle_measure_visibility ();
 356         void toggle_logo_visibility ();
 357
 358         /* fades/xfades */
 359
 360         void toggle_region_fades (int dir);
 361         void update_region_fade_visibility ();
 362         bool xfade_visibility() const { return _xfade_visibility; }
 363         void update_xfade_visibility ();
 364
 365         /* redirect shared ops menu. caller must free returned menu */
 366
 367         Gtk::Menu* redirect_menu ();
 368
 369         /* floating windows/transient */
 370
 371         void ensure_float (Gtk::Window&);
 372
 373         void show_window ();
 374
 375         void scroll_tracks_down_line ();
 376         void scroll_tracks_up_line ();
 377
 378         void prepare_for_cleanup ();
 379         void finish_cleanup ();
 380
 381         void maximise_editing_space();
 382         void restore_editing_space();
 383
 384         void reset_x_origin (framepos_t);
 385         void reset_x_origin_to_follow_playhead ();
 386         void reset_y_origin (double);
 387         void reset_zoom (double);
 388         void reposition_and_zoom (framepos_t, double);
 389
 390         framepos_t get_preferred_edit_position (bool ignore_playhead = false);
 391
 392         bool update_mouse_speed ();
 393         bool decelerate_mouse_speed ();
 394
 395         void toggle_meter_updating();
 396
 397         void show_rhythm_ferret();
 398
 399         void goto_visual_state (uint32_t);
 400         void save_visual_state (uint32_t);
 401
 402         void queue_draw_resize_line (int at);
 403         void start_resize_line_ops ();
 404         void end_resize_line_ops ();
 405
 406         TrackViewList const & get_track_views () {
 407                 return track_views;
 408         }
 409
 410         int get_regionview_count_from_region_list (boost::shared_ptr<ARDOUR::Region>);
 411
 412         void do_import (std::vector<std::string> paths, Editing::ImportDisposition, Editing::ImportMode mode, ARDOUR::SrcQuality, framepos_t&);
 413         void do_embed (std::vector<std::string> paths, Editing::ImportDisposition, Editing::ImportMode mode,  framepos_t&);
 414
 415         void get_regions_corresponding_to (boost::shared_ptr<ARDOUR::Region> region, std::vector<RegionView*>& regions);
 416
 417         void show_verbose_canvas_cursor_with (const std::string& txt, int32_t xoffset = 0, int32_t yoffset = 0);
 418         void hide_verbose_canvas_cursor();
 419
 420         void center_screen (framepos_t);
 421
 422         TrackViewList axis_views_from_routes (boost::shared_ptr<ARDOUR::RouteList>) const;
 423         Gtkmm2ext::TearOff* mouse_mode_tearoff () const { return _mouse_mode_tearoff; }
 424         Gtkmm2ext::TearOff* tools_tearoff () const { return _tools_tearoff; }
 425
 426         void snap_to (framepos_t& first, int32_t direction = 0, bool for_mark = false);
 427         void snap_to_with_modifier (framepos_t& first, GdkEvent const *, int32_t direction = 0, bool for_mark = false);
 428         void snap_to (framepos_t& first, framepos_t& last, int32_t direction = 0, bool for_mark = false);
 429
 430         void begin_reversible_command (std::string cmd_name);
 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   protected:
 449         void map_transport_state ();
 450         void map_position_change (framepos_t);
 451
 452         void on_realize();
 453
 454   private:
 455
 456         void color_handler ();
 457
 458         bool                 constructed;
 459
 460         // to keep track of the playhead position for control_scroll
 461         boost::optional<framepos_t> _control_scroll_target;
 462
 463         PlaylistSelector* _playlist_selector;
 464
 465         typedef std::pair<TimeAxisView*,XMLNode*> TAVState;
 466
 467         struct VisualState {
 468             double              y_position;
 469             double              frames_per_unit;
 470             framepos_t         leftmost_frame;
 471             Editing::ZoomFocus  zoom_focus;
 472             std::list<TAVState> track_states;
 473         };
 474
 475         std::list<VisualState*> undo_visual_stack;
 476         std::list<VisualState*> redo_visual_stack;
 477         VisualState* current_visual_state (bool with_tracks = true);
 478         void undo_visual_state ();
 479         void redo_visual_state ();
 480         void use_visual_state (VisualState&);
 481         bool no_save_visual;
 482         void swap_visual_state ();
 483
 484         std::vector<VisualState*> visual_states;
 485         sigc::connection visual_state_op_connection;
 486         void start_visual_state_op (uint32_t n);
 487         void cancel_visual_state_op (uint32_t n);
 488         bool end_visual_state_op (uint32_t n);
 489
 490         framepos_t leftmost_frame;
 491         double      frames_per_unit;
 492         Editing::ZoomFocus zoom_focus;
 493
 494         void set_frames_per_unit (double);
 495         void post_zoom ();
 496
 497         Editing::MouseMode mouse_mode;
 498         bool _internal_editing;
 499         Editing::MouseMode effective_mouse_mode () const;
 500
 501         enum JoinObjectRangeState {
 502                 JOIN_OBJECT_RANGE_NONE,
 503                 /** `join object/range' mode is active and the mouse is over a place where object mode should happen */
 504                 JOIN_OBJECT_RANGE_OBJECT,
 505                 /** `join object/range' mode is active and the mouse is over a place where range mode should happen */
 506                 JOIN_OBJECT_RANGE_RANGE
 507         };
 508
 509         JoinObjectRangeState _join_object_range_state;
 510
 511         void update_join_object_range_location (double, double);
 512
 513         int  post_maximal_editor_width;
 514         int  post_maximal_editor_height;
 515         int  post_maximal_horizontal_pane_position;
 516         int  post_maximal_vertical_pane_position;
 517         int  pre_maximal_horizontal_pane_position;
 518         int  pre_maximal_vertical_pane_position;
 519         int  pre_maximal_editor_width;
 520         int  pre_maximal_editor_height;
 521         void pane_allocation_handler (Gtk::Allocation&, Gtk::Paned*);
 522
 523         Gtk::Notebook the_notebook;
 524         Gtk::HPaned   edit_pane;
 525         Gtk::VPaned   editor_summary_pane;
 526
 527         Gtk::EventBox meter_base;
 528         Gtk::HBox     meter_box;
 529         Gtk::EventBox marker_base;
 530         Gtk::HBox     marker_box;
 531         Gtk::VBox     scrollers_rulers_markers_box;
 532
 533         void location_changed (ARDOUR::Location *);
 534         void location_flags_changed (ARDOUR::Location *, void *);
 535         void refresh_location_display ();
 536         void refresh_location_display_s (const PBD::PropertyChange&);
 537         void refresh_location_display_internal (ARDOUR::Locations::LocationList&);
 538         void add_new_location (ARDOUR::Location *);
 539         void location_gone (ARDOUR::Location *);
 540         void remove_marker (ArdourCanvas::Item&, GdkEvent*);
 541         gint really_remove_marker (ARDOUR::Location* loc);
 542         void goto_nth_marker (int nth);
 543         void toggle_marker_lines ();
 544         void set_marker_line_visibility (bool);
 545
 546         uint32_t location_marker_color;
 547         uint32_t location_range_color;
 548         uint32_t location_loop_color;
 549         uint32_t location_punch_color;
 550         uint32_t location_cd_marker_color;
 551
 552         struct LocationMarkers {
 553                 Marker* start;
 554                 Marker* end;
 555                 bool    valid;
 556
 557                 LocationMarkers () : start(0), end(0), valid (true) {}
 558
 559                 ~LocationMarkers ();
 560
 561                 void hide ();
 562                 void show ();
 563
 564                 void set_show_lines (bool);
 565                 void set_selected (bool);
 566                 void canvas_height_set (double);
 567                 void setup_lines ();
 568
 569                 void set_name (const std::string&);
 570                 void set_position (framepos_t start, framepos_t end = 0);
 571                 void set_color_rgba (uint32_t);
 572         };
 573
 574         LocationMarkers  *find_location_markers (ARDOUR::Location *) const;
 575         ARDOUR::Location* find_location_from_marker (Marker *, bool& is_start) const;
 576         Marker* entered_marker;
 577         bool _show_marker_lines;
 578
 579         typedef std::map<ARDOUR::Location*,LocationMarkers *> LocationMarkerMap;
 580         LocationMarkerMap location_markers;
 581
 582         void update_marker_labels ();
 583         void update_marker_labels (ArdourCanvas::Group *);
 584         void check_marker_label (Marker *);
 585
 586         /** A set of lists of Markers that are in each of the canvas groups
 587          *  for the marker sections at the top of the editor.  These lists
 588          *  are kept sorted in time order between marker movements, so that after
 589          *  a marker has moved we can decide whether we need to update the labels
 590          *  for all markers or for just a few.
 591          */
 592         std::map<ArdourCanvas::Group *, std::list<Marker *> > _sorted_marker_lists;
 593         void remove_sorted_marker (Marker *);
 594
 595         void hide_marker (ArdourCanvas::Item*, GdkEvent*);
 596         void clear_marker_display ();
 597         void mouse_add_new_marker (framepos_t where, bool is_cd=false, bool is_xrun=false);
 598         bool choose_new_marker_name(std::string &name);
 599         void update_cd_marker_display ();
 600         void ensure_cd_marker_updated (LocationMarkers * lam, ARDOUR::Location * location);
 601
 602         TimeAxisView*      clicked_axisview;
 603         RouteTimeAxisView* clicked_routeview;
 604         /** The last RegionView that was clicked on, or 0 if the last click was not
 605          * on a RegionView.  This is set up by the canvas event handlers in
 606          * editor_canvas_events.cc
 607          */
 608         RegionView*        clicked_regionview;
 609         RegionSelection    latest_regionviews;
 610         uint32_t           clicked_selection;
 611         CrossfadeView*     clicked_crossfadeview;
 612         ControlPoint*      clicked_control_point;
 613
 614         void sort_track_selection (TrackViewList* sel = 0);
 615
 616         void get_equivalent_regions (RegionView* rv, std::vector<RegionView*> &, PBD::PropertyID) const;
 617         RegionSelection get_equivalent_regions (RegionSelection &, PBD::PropertyID) const;
 618         void mapover_tracks (sigc::slot<void,RouteTimeAxisView&,uint32_t> sl, TimeAxisView*, PBD::PropertyID) const;
 619
 620         /* functions to be passed to mapover_tracks(), possibly with sigc::bind()-supplied arguments */
 621
 622         void mapped_get_equivalent_regions (RouteTimeAxisView&, uint32_t, RegionView *, std::vector<RegionView*>*) const;
 623         void mapped_use_new_playlist (RouteTimeAxisView&, uint32_t, std::vector<boost::shared_ptr<ARDOUR::Playlist> > const &);
 624         void mapped_use_copy_playlist (RouteTimeAxisView&, uint32_t, std::vector<boost::shared_ptr<ARDOUR::Playlist> > const &);
 625         void mapped_clear_playlist (RouteTimeAxisView&, uint32_t);
 626
 627         /* end */
 628
 629         void button_selection (ArdourCanvas::Item* item, GdkEvent* event, ItemType item_type);
 630         bool button_release_can_deselect;
 631
 632         void catch_vanishing_regionview (RegionView *);
 633
 634         void set_selected_track (TimeAxisView&, Selection::Operation op = Selection::Set, bool no_remove=false);
 635         void select_all_tracks ();
 636
 637         bool set_selected_control_point_from_click (Selection::Operation op = Selection::Set, bool no_remove=false);
 638         void set_selected_track_from_click (bool press, Selection::Operation op = Selection::Set, bool no_remove=false);
 639         void set_selected_track_as_side_effect (Selection::Operation op, bool force = false);
 640         bool set_selected_regionview_from_click (bool press, Selection::Operation op = Selection::Set, bool no_track_remove=false);
 641
 642         bool set_selected_regionview_from_map_event (GdkEventAny*, StreamView*, boost::weak_ptr<ARDOUR::Region>);
 643         void collect_new_region_view (RegionView *);
 644         void collect_and_select_new_region_view (RegionView *);
 645
 646         long select_range_around_region (RegionView *);
 647
 648         Gtk::Menu track_context_menu;
 649         Gtk::Menu track_region_context_menu;
 650         Gtk::Menu track_selection_context_menu;
 651         Gtk::Menu track_crossfade_context_menu;
 652
 653         Gtk::MenuItem* region_edit_menu_split_item;
 654         Gtk::MenuItem* region_edit_menu_split_multichannel_item;
 655         Gtk::Menu * track_region_edit_playlist_menu;
 656         Gtk::Menu * track_edit_playlist_submenu;
 657         Gtk::Menu * track_selection_edit_playlist_submenu;
 658
 659         void popup_track_context_menu (int, int, ItemType, bool);
 660         Gtk::Menu* build_track_context_menu ();
 661         Gtk::Menu* build_track_bus_context_menu ();
 662         Gtk::Menu* build_track_region_context_menu ();
 663         Gtk::Menu* build_track_crossfade_context_menu ();
 664         Gtk::Menu* build_track_selection_context_menu ();
 665         void add_dstream_context_items (Gtk::Menu_Helpers::MenuList&);
 666         void add_bus_context_items (Gtk::Menu_Helpers::MenuList&);
 667         void add_region_context_items (Gtk::Menu_Helpers::MenuList&, bool);
 668         void add_crossfade_context_items (AudioStreamView*, boost::shared_ptr<ARDOUR::Crossfade>, Gtk::Menu_Helpers::MenuList&, bool many);
 669         void add_selection_context_items (Gtk::Menu_Helpers::MenuList&);
 670         Gtk::MenuItem* _popup_region_menu_item;
 671
 672         void handle_new_route (ARDOUR::RouteList&);
 673         void timeaxisview_deleted (TimeAxisView *);
 674
 675         Gtk::HBox           global_hpacker;
 676         Gtk::VBox           global_vpacker;
 677         Gtk::VBox           vpacker;
 678
 679         Gdk::Cursor*          current_canvas_cursor;
 680         Gdk::Cursor* which_grabber_cursor ();
 681         void set_canvas_cursor ();
 682
 683         ArdourCanvas::Canvas* track_canvas;
 684
 685         ArdourCanvas::NoEventText* verbose_canvas_cursor;
 686         bool                 verbose_cursor_visible;
 687
 688         void parameter_changed (std::string);
 689
 690         bool track_canvas_motion (GdkEvent*);
 691
 692         void set_verbose_canvas_cursor (const std::string &, double x, double y);
 693         void set_verbose_canvas_cursor_text (const std::string &);
 694         void show_verbose_canvas_cursor();
 695
 696         bool verbose_cursor_on; // so far unused
 697
 698         Gtk::EventBox             time_canvas_event_box;
 699         Gtk::EventBox             track_canvas_event_box;
 700         Gtk::EventBox             time_button_event_box;
 701         Gtk::EventBox             ruler_label_event_box;
 702
 703         ArdourCanvas::Group      *minsec_group;
 704         ArdourCanvas::Pixbuf     *logo_item;
 705         ArdourCanvas::Group      *bbt_group;
 706         ArdourCanvas::Group      *timecode_group;
 707         ArdourCanvas::Group      *frame_group;
 708         ArdourCanvas::Group      *tempo_group;
 709         ArdourCanvas::Group      *meter_group;
 710         ArdourCanvas::Group      *marker_group;
 711         ArdourCanvas::Group      *range_marker_group;
 712         ArdourCanvas::Group      *transport_marker_group;
 713         ArdourCanvas::Group*      cd_marker_group;
 714
 715         ArdourCanvas::Group*      timebar_group;
 716
 717         /* These bars never need to be scrolled */
 718         ArdourCanvas::Group*      meter_bar_group;
 719         ArdourCanvas::Group*      tempo_bar_group;
 720         ArdourCanvas::Group*      marker_bar_group;
 721         ArdourCanvas::Group*      range_marker_bar_group;
 722         ArdourCanvas::Group*      transport_marker_bar_group;
 723         ArdourCanvas::Group*      cd_marker_bar_group;
 724
 725         /** The group containing all items that require horizontal scrolling. */
 726         ArdourCanvas::Group* _background_group;
 727         /*
 728            The _master_group is the group containing all items
 729            that require horizontal scrolling..
 730            It is primarily used to separate canvas items
 731            that require horizontal scrolling from those that do not.
 732         */
 733         ArdourCanvas::Group* _master_group;
 734
 735         /* The group containing all trackviews.  Only scrolled vertically. */
 736         ArdourCanvas::Group* _trackview_group;
 737
 738         /* The group used for region motion.  Sits on top of _trackview_group */
 739         ArdourCanvas::Group* _region_motion_group;
 740
 741         enum RulerType {
 742                 ruler_metric_timecode = 0,
 743                 ruler_metric_bbt = 1,
 744                 ruler_metric_frames = 2,
 745                 ruler_metric_minsec = 3,
 746
 747                 ruler_time_tempo = 4,
 748                 ruler_time_meter = 5,
 749                 ruler_time_marker = 6,
 750                 ruler_time_range_marker = 7,
 751                 ruler_time_transport_marker = 8,
 752                 ruler_time_cd_marker = 9,
 753         };
 754
 755         static GtkCustomMetric ruler_metrics[4];
 756         Glib::RefPtr<Gtk::ToggleAction> ruler_timecode_action;
 757         Glib::RefPtr<Gtk::ToggleAction> ruler_bbt_action;
 758         Glib::RefPtr<Gtk::ToggleAction> ruler_samples_action;
 759         Glib::RefPtr<Gtk::ToggleAction> ruler_minsec_action;
 760         Glib::RefPtr<Gtk::ToggleAction> ruler_tempo_action;
 761         Glib::RefPtr<Gtk::ToggleAction> ruler_meter_action;
 762         Glib::RefPtr<Gtk::ToggleAction> ruler_marker_action;
 763         Glib::RefPtr<Gtk::ToggleAction> ruler_range_action;
 764         Glib::RefPtr<Gtk::ToggleAction> ruler_loop_punch_action;
 765         Glib::RefPtr<Gtk::ToggleAction> ruler_cd_marker_action;
 766         bool                            no_ruler_shown_update;
 767
 768         gint ruler_button_press (GdkEventButton*);
 769         gint ruler_button_release (GdkEventButton*);
 770         gint ruler_mouse_motion (GdkEventMotion*);
 771         bool ruler_scroll (GdkEventScroll* event);
 772
 773         Gtk::Widget * ruler_grabbed_widget;
 774
 775         void initialize_rulers ();
 776         void update_just_timecode ();
 777         void compute_fixed_ruler_scale (); //calculates the RulerScale of the fixed rulers
 778         void update_fixed_rulers ();
 779         void update_tempo_based_rulers ();
 780         void popup_ruler_menu (framepos_t where = 0, ItemType type = RegionItem);
 781         void update_ruler_visibility ();
 782         void set_ruler_visible (RulerType, bool);
 783         void toggle_ruler_visibility (RulerType rt);
 784         void ruler_toggled (int);
 785         gint ruler_label_button_release (GdkEventButton*);
 786         void store_ruler_visibility ();
 787         void restore_ruler_visibility ();
 788
 789         static gint _metric_get_timecode (GtkCustomRulerMark **, gdouble, gdouble, gint);
 790         static gint _metric_get_bbt (GtkCustomRulerMark **, gdouble, gdouble, gint);
 791         static gint _metric_get_frames (GtkCustomRulerMark **, gdouble, gdouble, gint);
 792         static gint _metric_get_minsec (GtkCustomRulerMark **, gdouble, gdouble, gint);
 793
 794         enum MinsecRulerScale {
 795                 minsec_show_seconds,
 796                 minsec_show_minutes,
 797                 minsec_show_hours,
 798                 minsec_show_frames
 799         };
 800
 801         MinsecRulerScale minsec_ruler_scale;
 802
 803         framecnt_t minsec_mark_interval;
 804         gint minsec_mark_modulo;
 805         gint minsec_nmarks;
 806         void set_minsec_ruler_scale (gdouble lower, gdouble upper);
 807
 808         enum TimecodeRulerScale {
 809                 timecode_show_bits,
 810                 timecode_show_frames,
 811                 timecode_show_seconds,
 812                 timecode_show_minutes,
 813                 timecode_show_hours
 814         };
 815
 816         TimecodeRulerScale timecode_ruler_scale;
 817
 818         framecnt_t timecode_mark_interval;
 819         gint timecode_mark_modulo;
 820         gint timecode_nmarks;
 821         void set_timecode_ruler_scale (gdouble lower, gdouble upper);
 822
 823         enum BBTRulerScale {
 824                 bbt_over,
 825                 bbt_show_64,
 826                 bbt_show_16,
 827                 bbt_show_4,
 828                 bbt_show_1,
 829                 bbt_show_beats,
 830                 bbt_show_ticks,
 831                 bbt_show_ticks_detail,
 832                 bbt_show_ticks_super_detail
 833         };
 834
 835         BBTRulerScale bbt_ruler_scale;
 836
 837         uint32_t bbt_bars;
 838         gint bbt_nmarks;
 839         uint32_t bbt_bar_helper_on;
 840         uint32_t bbt_accent_modulo;
 841         void compute_bbt_ruler_scale (framepos_t lower, framepos_t upper);
 842
 843         gint metric_get_timecode (GtkCustomRulerMark **, gdouble, gdouble, gint);
 844         gint metric_get_bbt (GtkCustomRulerMark **, gdouble, gdouble, gint);
 845         gint metric_get_frames (GtkCustomRulerMark **, gdouble, gdouble, gint);
 846         gint metric_get_minsec (GtkCustomRulerMark **, gdouble, gdouble, gint);
 847
 848         Gtk::Widget        *_ruler_separator;
 849         GtkWidget          *_timecode_ruler;
 850         GtkWidget          *_bbt_ruler;
 851         GtkWidget          *_frames_ruler;
 852         GtkWidget          *_minsec_ruler;
 853         Gtk::Widget        *timecode_ruler;
 854         Gtk::Widget        *bbt_ruler;
 855         Gtk::Widget        *frames_ruler;
 856         Gtk::Widget        *minsec_ruler;
 857         static Editor      *ruler_editor;
 858
 859         static const double timebar_height;
 860         guint32 visible_timebars;
 861         gdouble canvas_timebars_vsize;
 862         gdouble get_canvas_timebars_vsize () const { return canvas_timebars_vsize; }
 863         Gtk::Menu          *editor_ruler_menu;
 864
 865         ArdourCanvas::SimpleRect* tempo_bar;
 866         ArdourCanvas::SimpleRect* meter_bar;
 867         ArdourCanvas::SimpleRect* marker_bar;
 868         ArdourCanvas::SimpleRect* range_marker_bar;
 869         ArdourCanvas::SimpleRect* transport_marker_bar;
 870         ArdourCanvas::SimpleRect* cd_marker_bar;
 871
 872         Gtk::Label  minsec_label;
 873         Gtk::Label  bbt_label;
 874         Gtk::Label  timecode_label;
 875         Gtk::Label  frame_label;
 876         Gtk::Label  tempo_label;
 877         Gtk::Label  meter_label;
 878         Gtk::Label  mark_label;
 879         Gtk::Label  range_mark_label;
 880         Gtk::Label  transport_mark_label;
 881         Gtk::Label  cd_mark_label;
 882
 883         Gtk::VBox          time_button_vbox;
 884         Gtk::HBox          time_button_hbox;
 885
 886         friend class EditorCursor;
 887
 888         EditorCursor*        playhead_cursor;
 889         ArdourCanvas::Group* cursor_group;
 890
 891         framepos_t get_region_boundary (framepos_t pos, int32_t dir, bool with_selection, bool only_onscreen);
 892
 893         void    cursor_to_region_boundary (bool with_selection, int32_t dir);
 894         void    cursor_to_next_region_boundary (bool with_selection);
 895         void    cursor_to_previous_region_boundary (bool with_selection);
 896         void    cursor_to_next_region_point (EditorCursor*, ARDOUR::RegionPoint);
 897         void    cursor_to_previous_region_point (EditorCursor*, ARDOUR::RegionPoint);
 898         void    cursor_to_region_point (EditorCursor*, ARDOUR::RegionPoint, int32_t dir);
 899         void    cursor_to_selection_start (EditorCursor *);
 900         void    cursor_to_selection_end   (EditorCursor *);
 901
 902         void    selected_marker_to_region_boundary (bool with_selection, int32_t dir);
 903         void    selected_marker_to_next_region_boundary (bool with_selection);
 904         void    selected_marker_to_previous_region_boundary (bool with_selection);
 905         void    selected_marker_to_next_region_point (ARDOUR::RegionPoint);
 906         void    selected_marker_to_previous_region_point (ARDOUR::RegionPoint);
 907         void    selected_marker_to_region_point (ARDOUR::RegionPoint, int32_t dir);
 908         void    selected_marker_to_selection_start ();
 909         void    selected_marker_to_selection_end   ();
 910
 911         void    select_all_selectables_using_cursor (EditorCursor *, bool);
 912         void    select_all_selectables_using_edit (bool);
 913         void    select_all_selectables_between (bool within);
 914         void    select_range_between ();
 915
 916         boost::shared_ptr<ARDOUR::Region> find_next_region (ARDOUR::framepos_t, ARDOUR::RegionPoint, int32_t dir, TrackViewList&, TimeAxisView ** = 0);
 917         ARDOUR::framepos_t find_next_region_boundary (ARDOUR::framepos_t, int32_t dir, const TrackViewList&);
 918
 919         std::vector<ARDOUR::framepos_t> region_boundary_cache;
 920         void build_region_boundary_cache ();
 921
 922         Gtk::HBox           top_hbox;
 923         Gtk::HBox           bottom_hbox;
 924
 925         Gtk::Table          edit_packer;
 926
 927         Gtk::Adjustment     vertical_adjustment;
 928
 929         Gtk::Layout         controls_layout;
 930         bool control_layout_scroll (GdkEventScroll* ev);
 931         void controls_layout_size_request (Gtk::Requisition*);
 932         sigc::connection controls_layout_size_request_connection;
 933
 934         bool horizontal_scroll_left_press ();
 935         void horizontal_scroll_left_release ();
 936         bool horizontal_scroll_right_press ();
 937         void horizontal_scroll_right_release ();
 938         sigc::connection _scroll_connection;
 939         int _scroll_callbacks;
 940
 941         double _canvas_width;
 942         double _canvas_height; ///< height of the visible area of the track canvas
 943         double full_canvas_height; ///< full height of the canvas
 944
 945         bool track_canvas_map_handler (GdkEventAny*);
 946
 947         gint edit_controls_button_release (GdkEventButton*);
 948         Gtk::Menu *edit_controls_left_menu;
 949         Gtk::Menu *edit_controls_right_menu;
 950
 951         Gtk::VBox           ruler_label_vbox;
 952         Gtk::VBox           track_canvas_vbox;
 953         Gtk::VBox           time_canvas_vbox;
 954         Gtk::VBox           edit_controls_vbox;
 955         Gtk::HBox           edit_controls_hbox;
 956
 957         void control_scroll (float);
 958         void access_action (std::string,std::string);
 959         bool deferred_control_scroll (framepos_t);
 960         sigc::connection control_scroll_connection;
 961
 962         gdouble get_trackview_group_vertical_offset () const { return vertical_adjustment.get_value () - canvas_timebars_vsize;}
 963
 964         ArdourCanvas::Group* get_background_group () const { return _background_group; }
 965         ArdourCanvas::Group* get_trackview_group () const { return _trackview_group; }
 966         double last_trackview_group_vertical_offset;
 967         void tie_vertical_scrolling ();
 968         void set_horizontal_position (double);
 969         double horizontal_position () const;
 970         void scroll_canvas_vertically ();
 971
 972         struct VisualChange {
 973                 enum Type {
 974                         TimeOrigin = 0x1,
 975                         ZoomLevel = 0x2,
 976                         YOrigin = 0x4
 977                 };
 978
 979                 Type pending;
 980                 framepos_t time_origin;
 981                 double frames_per_unit;
 982                 double y_origin;
 983
 984                 int idle_handler_id;
 985
 986                 VisualChange() : pending ((VisualChange::Type) 0), time_origin (0), frames_per_unit (0), idle_handler_id (-1) {}
 987                 void add (Type t) {
 988                         pending = Type (pending | t);
 989                 }
 990         };
 991
 992
 993         VisualChange pending_visual_change;
 994
 995         static int _idle_visual_changer (void *arg);
 996         int idle_visual_changer ();
 997
 998         void queue_visual_change (framepos_t);
 999         void queue_visual_change (double);
1000         void queue_visual_change_y (double);
1001         void ensure_visual_change_idle_handler ();
1002
1003         /* track views */
1004         TrackViewList track_views;
1005         std::pair<TimeAxisView*, ARDOUR::layer_t> trackview_by_y_position (double);
1006         TimeAxisView* axis_view_from_route (boost::shared_ptr<ARDOUR::Route>) const;
1007
1008         TrackViewList get_tracks_for_range_action () const;
1009
1010         sigc::connection super_rapid_screen_update_connection;
1011         framepos_t last_update_frame;
1012         void center_screen_internal (framepos_t, float);
1013
1014         void super_rapid_screen_update ();
1015
1016         void session_going_away ();
1017
1018         framepos_t cut_buffer_start;
1019         framecnt_t cut_buffer_length;
1020
1021         Gdk::Cursor* pre_press_cursor;
1022         boost::weak_ptr<ARDOUR::Trimmable> _trimmable;
1023         boost::weak_ptr<ARDOUR::Movable> _movable;
1024
1025         bool typed_event (ArdourCanvas::Item*, GdkEvent*, ItemType);
1026         bool button_press_handler (ArdourCanvas::Item*, GdkEvent*, ItemType);
1027         bool button_press_handler_1 (ArdourCanvas::Item *, GdkEvent *, ItemType);
1028         bool button_press_handler_2 (ArdourCanvas::Item *, GdkEvent *, ItemType);
1029         bool button_release_handler (ArdourCanvas::Item*, GdkEvent*, ItemType);
1030         bool motion_handler (ArdourCanvas::Item*, GdkEvent*, bool from_autoscroll = false);
1031         bool enter_handler (ArdourCanvas::Item*, GdkEvent*, ItemType);
1032         bool leave_handler (ArdourCanvas::Item*, GdkEvent*, ItemType);
1033
1034         /* KEYMAP HANDLING */
1035
1036         void register_actions ();
1037         void register_region_actions ();
1038
1039         int ensure_cursor (framepos_t* pos);
1040
1041         void cut_copy (Editing::CutCopyOp);
1042         bool can_cut_copy () const;
1043         void cut_copy_points (Editing::CutCopyOp);
1044         void cut_copy_regions (Editing::CutCopyOp, RegionSelection&);
1045         void cut_copy_ranges (Editing::CutCopyOp);
1046         void cut_copy_midi (Editing::CutCopyOp);
1047
1048         void mouse_paste ();
1049         void paste_internal (framepos_t position, float times);
1050
1051         /* EDITING OPERATIONS */
1052
1053         void reset_point_selection ();
1054         void toggle_region_lock ();
1055         void toggle_opaque_region ();
1056         void toggle_record_enable ();
1057         void toggle_region_lock_style ();
1058         void raise_region ();
1059         void raise_region_to_top ();
1060         void change_region_layering_order ();
1061         void lower_region ();
1062         void lower_region_to_bottom ();
1063         void split_regions_at (framepos_t, RegionSelection&);
1064         void split_region_at_transients ();
1065         void split_region_at_points (boost::shared_ptr<ARDOUR::Region>, ARDOUR::AnalysisFeatureList&, bool can_ferret);
1066         void crop_region_to_selection ();
1067         void crop_region_to (framepos_t start, framepos_t end);
1068         void set_sync_point (framepos_t, const RegionSelection&);
1069         void set_region_sync_position ();
1070         void remove_region_sync();
1071         void align_regions (ARDOUR::RegionPoint);
1072         void align_regions_relative (ARDOUR::RegionPoint point);
1073         void align_region (boost::shared_ptr<ARDOUR::Region>, ARDOUR::RegionPoint point, framepos_t position);
1074         void align_region_internal (boost::shared_ptr<ARDOUR::Region>, ARDOUR::RegionPoint point, framepos_t position);
1075         void remove_selected_regions ();
1076         void remove_clicked_region ();
1077         void show_region_properties ();
1078         void show_midi_list_editor ();
1079         void rename_region ();
1080         void duplicate_some_regions (RegionSelection&, float times);
1081         void duplicate_selection (float times);
1082         void region_fill_selection ();
1083
1084         void region_fill_track ();
1085         void audition_playlist_region_standalone (boost::shared_ptr<ARDOUR::Region>);
1086         void audition_playlist_region_via_route (boost::shared_ptr<ARDOUR::Region>, ARDOUR::Route&);
1087         void split_multichannel_region();
1088         void reverse_region ();
1089         void strip_region_silence ();
1090         void normalize_region ();
1091         void reset_region_scale_amplitude ();
1092         void adjust_region_gain (bool up);
1093         void quantize_region ();
1094         void insert_patch_change ();
1095         void fork_region ();
1096
1097         void do_insert_time ();
1098         void insert_time (framepos_t, framecnt_t, Editing::InsertTimeOption, bool, bool, bool, bool, bool);
1099
1100         void tab_to_transient (bool forward);
1101
1102         void set_tempo_from_region ();
1103         void use_range_as_bar ();
1104
1105         void define_one_bar (framepos_t start, framepos_t end);
1106
1107         void audition_region_from_region_list ();
1108         void hide_region_from_region_list ();
1109         void show_region_in_region_list ();
1110
1111         void naturalize_region ();
1112
1113         void reset_focus ();
1114
1115         void split_region ();
1116
1117         void cut ();
1118         void copy ();
1119         void paste (float times);
1120
1121         void place_transient ();
1122         void remove_transient (ArdourCanvas::Item* item);
1123         void snap_regions_to_grid ();
1124         void close_region_gaps ();
1125
1126         int  get_prefix (float&, bool&);
1127
1128         void keyboard_paste ();
1129
1130         void region_from_selection ();
1131         void create_region_from_selection (std::vector<boost::shared_ptr<ARDOUR::Region> >&);
1132
1133         void play_from_start ();
1134         void play_from_edit_point ();
1135         void play_from_edit_point_and_return ();
1136         void play_selected_region ();
1137         void play_edit_range ();
1138         void play_location (ARDOUR::Location&);
1139         void loop_location (ARDOUR::Location&);
1140
1141         void temporal_zoom_selection ();
1142         void temporal_zoom_region (bool both_axes);
1143         void zoom_to_region (bool both_axes);
1144         void temporal_zoom_session ();
1145         void temporal_zoom (gdouble scale);
1146         void temporal_zoom_by_frame (framepos_t start, framepos_t end, const std::string & op);
1147         void temporal_zoom_to_frame (bool coarser, framepos_t frame);
1148
1149         void amplitude_zoom (gdouble scale);
1150         void amplitude_zoom_step (bool in);
1151
1152         void insert_region_list_drag (boost::shared_ptr<ARDOUR::Region>, int x, int y);
1153         void insert_region_list_selection (float times);
1154
1155         void insert_route_list_drag (boost::shared_ptr<ARDOUR::Route>, int x, int y);
1156
1157         /* import & embed */
1158
1159         void add_external_audio_action (Editing::ImportMode);
1160         void external_audio_dialog ();
1161         void session_import_dialog ();
1162
1163         int  check_whether_and_how_to_import(std::string, bool all_or_nothing = true);
1164         bool check_multichannel_status (const std::vector<std::string>& paths);
1165
1166         SoundFileOmega* sfbrowser;
1167
1168         void bring_in_external_audio (Editing::ImportMode mode,  framepos_t& pos);
1169
1170         bool  idle_drop_paths  (std::vector<std::string> paths, framepos_t frame, double ypos);
1171         void  drop_paths_part_two  (const std::vector<std::string>& paths, framepos_t frame, double ypos);
1172
1173         int  import_sndfiles (std::vector<std::string> paths, Editing::ImportMode mode,  ARDOUR::SrcQuality, framepos_t& pos,
1174                               int target_regions, int target_tracks, boost::shared_ptr<ARDOUR::Track>&, bool);
1175         int  embed_sndfiles (std::vector<std::string> paths, bool multiple_files, bool& check_sample_rate, Editing::ImportMode mode,
1176                              framepos_t& pos, int target_regions, int target_tracks, boost::shared_ptr<ARDOUR::Track>&);
1177
1178         int add_sources (std::vector<std::string> paths, ARDOUR::SourceList& sources, framepos_t& pos, Editing::ImportMode,
1179                          int target_regions, int target_tracks, boost::shared_ptr<ARDOUR::Track>&, bool add_channel_suffix);
1180         int finish_bringing_in_material (boost::shared_ptr<ARDOUR::Region> region, uint32_t, uint32_t,  framepos_t& pos, Editing::ImportMode mode,
1181                                       boost::shared_ptr<ARDOUR::Track>& existing_track);
1182
1183         boost::shared_ptr<ARDOUR::AudioTrack> get_nth_selected_audio_track (int nth) const;
1184         boost::shared_ptr<ARDOUR::MidiTrack> get_nth_selected_midi_track (int nth) const;
1185
1186         ARDOUR::InterThreadInfo* current_interthread_info;
1187
1188         AnalysisWindow* analysis_window;
1189
1190         /* import specific info */
1191
1192         struct EditorImportStatus : public ARDOUR::ImportStatus {
1193             Editing::ImportMode mode;
1194             framepos_t pos;
1195             int target_tracks;
1196             int target_regions;
1197             boost::shared_ptr<ARDOUR::Track> track;
1198             bool replace;
1199         };
1200
1201         EditorImportStatus import_status;
1202         static void *_import_thread (void *);
1203         void* import_thread ();
1204         void finish_import ();
1205
1206         /* to support this ... */
1207
1208         void import_audio (bool as_tracks);
1209         void do_import (std::vector<std::string> paths, bool split, bool as_tracks);
1210
1211         void move_to_start ();
1212         void move_to_end ();
1213         void goto_frame ();
1214         void center_playhead ();
1215         void center_edit_point ();
1216         void edit_cursor_backward ();
1217         void edit_cursor_forward ();
1218         void playhead_forward_to_grid ();
1219         void playhead_backward_to_grid ();
1220         void playhead_backward ();
1221         void playhead_forward ();
1222         void scroll_playhead (bool forward);
1223         void scroll_backward (float pages=0.8f);
1224         void scroll_forward (float pages=0.8f);
1225         void scroll_tracks_down ();
1226         void scroll_tracks_up ();
1227         void delete_sample_forward ();
1228         void delete_sample_backward ();
1229         void delete_screen ();
1230         void search_backwards ();
1231         void search_forwards ();
1232         void set_mark ();
1233         void clear_markers ();
1234         void clear_ranges ();
1235         void clear_locations ();
1236         void unhide_markers ();
1237         void unhide_ranges ();
1238         void jump_forward_to_mark ();
1239         void jump_backward_to_mark ();
1240         void cursor_align (bool playhead_to_edit);
1241
1242         void remove_last_capture ();
1243         void select_all_selectables_using_time_selection ();
1244         void select_all_selectables_using_loop();
1245         void select_all_selectables_using_punch();
1246         void set_selection_from_range (ARDOUR::Location&);
1247         void set_selection_from_punch ();
1248         void set_selection_from_loop ();
1249         void set_selection_from_region ();
1250
1251         void add_location_mark (framepos_t where);
1252         void add_location_from_region ();
1253         void add_locations_from_region ();
1254         void add_location_from_selection ();
1255         void set_loop_from_selection (bool play);
1256         void set_punch_from_selection ();
1257         void set_punch_from_region ();
1258
1259         void set_loop_from_edit_range (bool play);
1260         void set_loop_from_region (bool play);
1261         void set_punch_from_edit_range ();
1262
1263         void set_loop_range (framepos_t start, framepos_t end, std::string cmd);
1264         void set_punch_range (framepos_t start, framepos_t end, std::string cmd);
1265
1266         void add_location_from_playhead_cursor ();
1267         bool select_new_marker;
1268
1269         void reverse_selection ();
1270         void edit_envelope ();
1271
1272         double last_scrub_x;
1273         int scrubbing_direction;
1274         int scrub_reversals;
1275         int scrub_reverse_distance;
1276         void scrub (framepos_t, double);
1277
1278         void keyboard_selection_begin ();
1279         void keyboard_selection_finish (bool add);
1280         bool have_pending_keyboard_selection;
1281         framepos_t pending_keyboard_selection_start;
1282
1283         boost::shared_ptr<ARDOUR::Region> select_region_for_operation (int dir, TimeAxisView **tv);
1284         void extend_selection_to_end_of_region (bool next);
1285         void extend_selection_to_start_of_region (bool previous);
1286
1287         Editing::SnapType _snap_type;
1288         Editing::SnapMode _snap_mode;
1289
1290         /// Snap threshold in pixels
1291         double snap_threshold;
1292
1293         bool ignore_gui_changes;
1294
1295         DragManager* _drags;
1296
1297         void escape ();
1298
1299         Gtk::Menu fade_context_menu;
1300         void popup_fade_context_menu (int, int, ArdourCanvas::Item*, ItemType);
1301
1302         void set_fade_in_shape (ARDOUR::FadeShape);
1303         void set_fade_out_shape (ARDOUR::FadeShape);
1304
1305         void set_fade_length (bool in);
1306         void set_fade_in_active (bool);
1307         void set_fade_out_active (bool);
1308
1309         std::set<boost::shared_ptr<ARDOUR::Playlist> > motion_frozen_playlists;
1310
1311         bool _dragging_playhead;
1312         bool _dragging_edit_point;
1313
1314         void marker_drag_motion_callback (GdkEvent*);
1315         void marker_drag_finished_callback (GdkEvent*);
1316
1317         gint mouse_rename_region (ArdourCanvas::Item*, GdkEvent*);
1318
1319         void add_region_drag (ArdourCanvas::Item*, GdkEvent*, RegionView*);
1320         void start_create_region_grab (ArdourCanvas::Item*, GdkEvent*);
1321         void add_region_copy_drag (ArdourCanvas::Item*, GdkEvent*, RegionView*);
1322         void add_region_brush_drag (ArdourCanvas::Item*, GdkEvent*, RegionView*);
1323         void start_selection_grab (ArdourCanvas::Item*, GdkEvent*);
1324
1325         void region_view_item_click (AudioRegionView&, GdkEventButton*);
1326
1327         void remove_gain_control_point (ArdourCanvas::Item*, GdkEvent*);
1328         void remove_control_point (ArdourCanvas::Item*, GdkEvent*);
1329
1330         void mouse_brush_insert_region (RegionView*, framepos_t pos);
1331         void brush (framepos_t);
1332
1333         void show_verbose_time_cursor (framepos_t frame, double offset = 0, double xpos=-1, double ypos=-1);
1334         void show_verbose_duration_cursor (framepos_t start, framepos_t end, double offset = 0, double xpos=-1, double ypos=-1);
1335         double clamp_verbose_cursor_x (double);
1336         double clamp_verbose_cursor_y (double);
1337
1338         /* Canvas event handlers */
1339
1340         bool canvas_control_point_event (GdkEvent* event,ArdourCanvas::Item*, ControlPoint*);
1341         bool canvas_line_event (GdkEvent* event,ArdourCanvas::Item*, AutomationLine*);
1342         bool canvas_selection_rect_event (GdkEvent* event,ArdourCanvas::Item*, SelectionRect*);
1343         bool canvas_selection_start_trim_event (GdkEvent* event,ArdourCanvas::Item*, SelectionRect*);
1344         bool canvas_selection_end_trim_event (GdkEvent* event,ArdourCanvas::Item*, SelectionRect*);
1345         bool canvas_crossfade_view_event (GdkEvent* event,ArdourCanvas::Item*, CrossfadeView*);
1346         bool canvas_fade_in_event (GdkEvent* event,ArdourCanvas::Item*, AudioRegionView*);
1347         bool canvas_fade_in_handle_event (GdkEvent* event,ArdourCanvas::Item*, AudioRegionView*);
1348         bool canvas_fade_out_event (GdkEvent* event,ArdourCanvas::Item*, AudioRegionView*);
1349         bool canvas_fade_out_handle_event (GdkEvent* event,ArdourCanvas::Item*, AudioRegionView*);
1350         bool canvas_region_view_event (GdkEvent* event,ArdourCanvas::Item*, RegionView*);
1351         bool canvas_frame_handle_event (GdkEvent* event,ArdourCanvas::Item*, RegionView*);
1352         bool canvas_region_view_name_highlight_event (GdkEvent* event,ArdourCanvas::Item*, RegionView*);
1353         bool canvas_region_view_name_event (GdkEvent* event,ArdourCanvas::Item*, RegionView*);
1354         bool canvas_feature_line_event (GdkEvent* event, ArdourCanvas::Item*, RegionView*);
1355         bool canvas_stream_view_event (GdkEvent* event,ArdourCanvas::Item*, RouteTimeAxisView*);
1356         bool canvas_marker_event (GdkEvent* event,ArdourCanvas::Item*, Marker*);
1357         bool canvas_zoom_rect_event (GdkEvent* event,ArdourCanvas::Item*);
1358         bool canvas_tempo_marker_event (GdkEvent* event,ArdourCanvas::Item*, TempoMarker*);
1359         bool canvas_meter_marker_event (GdkEvent* event,ArdourCanvas::Item*, MeterMarker*);
1360         bool canvas_automation_track_event(GdkEvent* event, ArdourCanvas::Item*, AutomationTimeAxisView*) ;
1361         bool canvas_note_event (GdkEvent* event, ArdourCanvas::Item*);
1362
1363         bool canvas_tempo_bar_event (GdkEvent* event, ArdourCanvas::Item*);
1364         bool canvas_meter_bar_event (GdkEvent* event, ArdourCanvas::Item*);
1365         bool canvas_marker_bar_event (GdkEvent* event, ArdourCanvas::Item*);
1366         bool canvas_range_marker_bar_event (GdkEvent* event, ArdourCanvas::Item*);
1367         bool canvas_transport_marker_bar_event (GdkEvent* event, ArdourCanvas::Item*);
1368         bool canvas_cd_marker_bar_event (GdkEvent* event, ArdourCanvas::Item*);
1369
1370         bool canvas_imageframe_item_view_event(GdkEvent* event, ArdourCanvas::Item*,ImageFrameView*);
1371         bool canvas_imageframe_view_event(GdkEvent* event, ArdourCanvas::Item*,ImageFrameTimeAxis*);
1372         bool canvas_imageframe_start_handle_event(GdkEvent* event, ArdourCanvas::Item*,ImageFrameView*);
1373         bool canvas_imageframe_end_handle_event(GdkEvent* event, ArdourCanvas::Item*,ImageFrameView*);
1374         bool canvas_marker_time_axis_view_event(GdkEvent* event, ArdourCanvas::Item*,MarkerTimeAxis*);
1375         bool canvas_markerview_item_view_event(GdkEvent* event, ArdourCanvas::Item*,MarkerView*);
1376         bool canvas_markerview_start_handle_event(GdkEvent* event, ArdourCanvas::Item*,MarkerView*);
1377         bool canvas_markerview_end_handle_event(GdkEvent* event, ArdourCanvas::Item*,MarkerView*);
1378
1379   private:
1380         friend class DragManager;
1381         friend class EditorRouteGroups;
1382         friend class EditorRegions;
1383
1384         ArdourCanvas::Item *last_item_entered;
1385         /** true if the mouse is over a place where region trim can happen */
1386         bool _over_region_trim_target;
1387
1388         /* non-public event handlers */
1389
1390         bool canvas_playhead_cursor_event (GdkEvent* event, ArdourCanvas::Item*);
1391         bool track_canvas_scroll (GdkEventScroll* event);
1392
1393         bool track_canvas_scroll_event (GdkEventScroll* event);
1394         bool track_canvas_button_press_event (GdkEventButton* event);
1395         bool track_canvas_button_release_event (GdkEventButton* event);
1396         bool track_canvas_motion_notify_event (GdkEventMotion* event);
1397
1398         Gtk::Allocation canvas_allocation;
1399         void track_canvas_allocate (Gtk::Allocation alloc);
1400         bool track_canvas_size_allocated ();
1401         bool track_canvas_drag_motion (Glib::RefPtr<Gdk::DragContext> const &, int, int, guint);
1402         bool track_canvas_key_press (GdkEventKey *);
1403         bool track_canvas_key_release (GdkEventKey *);
1404
1405         void set_playhead_cursor ();
1406
1407         void kbd_driver (sigc::slot<void,GdkEvent*>, bool use_track_canvas = true, bool use_time_canvas = true, bool can_select = true);
1408         void toggle_region_mute ();
1409         void kbd_brush ();
1410
1411         void kbd_do_brush (GdkEvent*);
1412         void kbd_do_audition (GdkEvent*);
1413
1414         void initialize_canvas ();
1415
1416         /* display control */
1417
1418         bool _show_measures;
1419         /// true if the editor should follow the playhead, otherwise false
1420         bool _follow_playhead;
1421         /// true if we scroll the tracks rather than the playhead
1422         bool _stationary_playhead;
1423
1424         ARDOUR::TempoMap::BBTPointList *current_bbt_points;
1425
1426         TempoLines* tempo_lines;
1427
1428         ArdourCanvas::Group* time_line_group;
1429
1430         void hide_measures ();
1431         void draw_measures ();
1432         bool redraw_measures ();
1433
1434         void new_tempo_section ();
1435
1436         void mouse_add_new_tempo_event (framepos_t where);
1437         void mouse_add_new_meter_event (framepos_t where);
1438
1439         void remove_tempo_marker (ArdourCanvas::Item*);
1440         void remove_meter_marker (ArdourCanvas::Item*);
1441         gint real_remove_tempo_marker (ARDOUR::TempoSection*);
1442         gint real_remove_meter_marker (ARDOUR::MeterSection*);
1443
1444         void edit_tempo_section (ARDOUR::TempoSection*);
1445         void edit_meter_section (ARDOUR::MeterSection*);
1446         void edit_tempo_marker (ArdourCanvas::Item*);
1447         void edit_meter_marker (ArdourCanvas::Item*);
1448         void edit_control_point (ArdourCanvas::Item*);
1449         void edit_note (ArdourCanvas::Item *);
1450
1451         void marker_menu_edit ();
1452         void marker_menu_remove ();
1453         void marker_menu_rename ();
1454         void toggle_marker_menu_lock ();
1455         void toggle_marker_menu_glue ();
1456         void marker_menu_hide ();
1457         void marker_menu_loop_range ();
1458         void marker_menu_select_all_selectables_using_range ();
1459         void marker_menu_select_using_range ();
1460         void marker_menu_separate_regions_using_location ();
1461         void marker_menu_play_from ();
1462         void marker_menu_play_range ();
1463         void marker_menu_set_playhead ();
1464         void marker_menu_set_from_playhead ();
1465         void marker_menu_set_from_selection ();
1466         void marker_menu_range_to_next ();
1467         void new_transport_marker_menu_set_loop ();
1468         void new_transport_marker_menu_set_punch ();
1469         void update_loop_range_view (bool visibility=false);
1470         void update_punch_range_view (bool visibility=false);
1471         void new_transport_marker_menu_popdown ();
1472         void marker_context_menu (GdkEventButton*, ArdourCanvas::Item*);
1473         void tempo_or_meter_marker_context_menu (GdkEventButton*, ArdourCanvas::Item*);
1474         void transport_marker_context_menu (GdkEventButton*, ArdourCanvas::Item*);
1475         void new_transport_marker_context_menu (GdkEventButton*, ArdourCanvas::Item*);
1476         void build_range_marker_menu (bool loop_or_punch);
1477         void build_marker_menu (bool, ARDOUR::Location *);
1478         void build_tempo_or_meter_marker_menu (bool);
1479         void build_new_transport_marker_menu ();
1480         void dynamic_cast_marker_object (void*, MeterMarker**, TempoMarker**) const;
1481
1482         Gtk::Menu* tempo_or_meter_marker_menu;
1483         Gtk::Menu* marker_menu;
1484         Gtk::Menu* session_range_marker_menu;
1485         Gtk::Menu* range_marker_menu;
1486         Gtk::Menu* transport_marker_menu;
1487         Gtk::Menu* new_transport_marker_menu;
1488         Gtk::Menu* cd_marker_menu;
1489         ArdourCanvas::Item* marker_menu_item;
1490
1491         typedef std::list<Marker*> Marks;
1492         Marks metric_marks;
1493
1494         void remove_metric_marks ();
1495         void draw_metric_marks (const ARDOUR::Metrics& metrics);
1496
1497         void compute_current_bbt_points (framepos_t left, framepos_t right);
1498         void tempo_map_changed (const PBD::PropertyChange&);
1499         void redisplay_tempo (bool immediate_redraw);
1500
1501         uint32_t bbt_beat_subdivision;
1502
1503         /* toolbar */
1504
1505         Gtk::ToggleButton editor_mixer_button;
1506         Gtk::ToggleButton editor_list_button;
1507         void editor_mixer_button_toggled ();
1508         void editor_list_button_toggled ();
1509
1510         AudioClock               zoom_range_clock;
1511         Gtk::Button              zoom_in_button;
1512         Gtk::Button              zoom_out_button;
1513         Gtk::Button              zoom_out_full_button;
1514         Gtk::Button              zoom_onetoone_button;
1515
1516         Gtk::Button              tav_expand_button;
1517         Gtk::Button              tav_shrink_button;
1518
1519         Gtk::VBox                toolbar_clock_vbox;
1520         Gtk::VBox                toolbar_selection_clock_vbox;
1521         Gtk::Table               toolbar_selection_clock_table;
1522         Gtk::Label               toolbar_selection_cursor_label;
1523
1524         Gtkmm2ext::TearOff*      _mouse_mode_tearoff;
1525         Gtk::ToggleButton         mouse_select_button;
1526         Gtk::ToggleButton         mouse_move_button;
1527         Gtk::ToggleButton         mouse_gain_button;
1528         Gtk::ToggleButton         mouse_zoom_button;
1529         Gtk::ToggleButton         mouse_timefx_button;
1530         Gtk::ToggleButton         mouse_audition_button;
1531         Gtk::ToggleButton         join_object_range_button;
1532
1533         void                     mouse_mode_toggled (Editing::MouseMode m);
1534         void                     mouse_mode_object_range_toggled () {}
1535         bool                     ignore_mouse_mode_toggle;
1536
1537         Gtk::ToggleButton        internal_edit_button;
1538         void                     toggle_internal_editing ();
1539
1540         gint                     mouse_select_button_release (GdkEventButton*);
1541
1542         Gtk::VBox                automation_box;
1543         Gtk::Button              automation_mode_button;
1544         Gtk::ToggleButton        global_automation_button;
1545
1546         Gtk::ComboBoxText edit_mode_selector;
1547         Gtk::VBox         edit_mode_box;
1548         std::vector<std::string> edit_mode_strings;
1549
1550         void set_edit_mode (ARDOUR::EditMode);
1551         void cycle_edit_mode ();
1552         void edit_mode_selection_done ();
1553
1554         Gtk::ComboBoxText snap_type_selector;
1555         Gtk::ComboBoxText snap_mode_selector;
1556         Gtk::HBox         snap_box;
1557
1558         std::vector<std::string> snap_type_strings;
1559         std::vector<std::string> snap_mode_strings;
1560
1561         void snap_type_selection_done ();
1562         void snap_mode_selection_done ();
1563         void snap_mode_chosen (Editing::SnapMode);
1564         void snap_type_chosen (Editing::SnapType);
1565
1566         Glib::RefPtr<Gtk::RadioAction> snap_type_action (Editing::SnapType);
1567         Glib::RefPtr<Gtk::RadioAction> snap_mode_action (Editing::SnapMode);
1568
1569         Gtk::ComboBoxText zoom_focus_selector;
1570         Gtk::VBox         zoom_focus_box;
1571
1572         std::vector<std::string> zoom_focus_strings;
1573
1574         void zoom_focus_selection_done ();
1575         void zoom_focus_chosen (Editing::ZoomFocus);
1576
1577         Glib::RefPtr<Gtk::RadioAction> zoom_focus_action (Editing::ZoomFocus);
1578
1579         Gtk::HBox           _zoom_box;
1580         Gtkmm2ext::TearOff* _zoom_tearoff;
1581         void                zoom_adjustment_changed();
1582
1583         void setup_toolbar ();
1584
1585         void setup_tooltips ();
1586
1587         Gtkmm2ext::TearOff*     _tools_tearoff;
1588         Gtk::HBox                toolbar_hbox;
1589         Gtk::EventBox            toolbar_base;
1590         Gtk::Frame               toolbar_frame;
1591
1592         /* midi toolbar */
1593
1594         Gtk::HBox                panic_box;
1595         Gtk::Button              midi_panic_button;
1596         Gtk::ToggleButton        midi_sound_notes;
1597         void                     midi_panic ();
1598         bool                     sound_notes () const { return midi_sound_notes.get_active(); }
1599
1600         void setup_midi_toolbar ();
1601
1602         /* selection process */
1603
1604         Selection* selection;
1605         Selection* cut_buffer;
1606
1607         void time_selection_changed ();
1608         void track_selection_changed ();
1609         void region_selection_changed ();
1610         sigc::connection editor_regions_selection_changed_connection;
1611         void sensitize_all_region_actions (bool);
1612         void sensitize_the_right_region_actions ();
1613         bool _all_region_actions_sensitized;
1614         /** Flag to block region action handlers from doing what they normally do;
1615          *  I tried Gtk::Action::block_activate() but this doesn't work (ie it doesn't
1616          *  block) when setting a ToggleAction's active state.
1617          */
1618         bool _ignore_region_action;
1619         bool _last_region_menu_was_main;
1620         void point_selection_changed ();
1621         void marker_selection_changed ();
1622
1623         void cancel_selection ();
1624
1625         bool audio_region_selection_covers (framepos_t where);
1626
1627         /* transport range select process */
1628
1629         ArdourCanvas::SimpleRect*  cd_marker_bar_drag_rect;
1630         ArdourCanvas::SimpleRect*  range_bar_drag_rect;
1631         ArdourCanvas::SimpleRect*  transport_bar_drag_rect;
1632
1633 #ifdef GTKOSX
1634         ArdourCanvas::SimpleRect     *bogus_background_rect;
1635 #endif
1636         ArdourCanvas::SimpleRect     *transport_bar_range_rect;
1637         ArdourCanvas::SimpleRect     *transport_bar_preroll_rect;
1638         ArdourCanvas::SimpleRect     *transport_bar_postroll_rect;
1639         ArdourCanvas::SimpleRect     *transport_loop_range_rect;
1640         ArdourCanvas::SimpleRect     *transport_punch_range_rect;
1641         ArdourCanvas::SimpleLine     *transport_punchin_line;
1642         ArdourCanvas::SimpleLine     *transport_punchout_line;
1643         ArdourCanvas::SimpleRect     *transport_preroll_rect;
1644         ArdourCanvas::SimpleRect     *transport_postroll_rect;
1645
1646         ARDOUR::Location*  transport_loop_location();
1647         ARDOUR::Location*  transport_punch_location();
1648
1649         ARDOUR::Location   *temp_location;
1650
1651         /* object rubberband select process */
1652
1653         bool select_all_within (framepos_t, framepos_t, double, double, TrackViewList const &, Selection::Operation, bool);
1654
1655         ArdourCanvas::SimpleRect   *rubberband_rect;
1656
1657         /* mouse zoom process */
1658
1659         ArdourCanvas::SimpleRect   *zoom_rect;
1660         void reposition_zoom_rect (framepos_t start, framepos_t end);
1661
1662         EditorRouteGroups* _route_groups;
1663         EditorRoutes* _routes;
1664         EditorRegions* _regions;
1665         EditorSnapshots* _snapshots;
1666         EditorLocations* _locations;
1667
1668         /* diskstream/route display management */
1669         Glib::RefPtr<Gdk::Pixbuf> rec_enabled_icon;
1670         Glib::RefPtr<Gdk::Pixbuf> rec_disabled_icon;
1671
1672         Glib::RefPtr<Gtk::TreeSelection> route_display_selection;
1673
1674         bool sync_track_view_list_and_routes ();
1675
1676         Gtk::VBox           list_vpacker;
1677
1678         /* autoscrolling */
1679
1680         bool autoscroll_active;
1681         int autoscroll_timeout_tag;
1682         int autoscroll_x;
1683         int autoscroll_y;
1684         int last_autoscroll_x;
1685         int last_autoscroll_y;
1686         uint32_t autoscroll_cnt;
1687         framecnt_t autoscroll_x_distance;
1688         double autoscroll_y_distance;
1689
1690         static gint _autoscroll_canvas (void *);
1691         bool autoscroll_canvas ();
1692         void start_canvas_autoscroll (int x, int y);
1693         void stop_canvas_autoscroll ();
1694
1695         /* trimming */
1696         void point_trim (GdkEvent *, framepos_t);
1697
1698         void trim_region_front();
1699         void trim_region_back();
1700         void trim_region (bool front);
1701
1702         void trim_region_to_loop ();
1703         void trim_region_to_punch ();
1704         void trim_region_to_location (const ARDOUR::Location&, const char* cmd);
1705
1706         void trim_to_region(bool forward);
1707         void trim_region_to_previous_region_end();
1708         void trim_region_to_next_region_start();
1709
1710         bool show_gain_after_trim;
1711
1712         /* Drag-n-Drop */
1713
1714         int convert_drop_to_paths (
1715                 std::vector<std::string>&           paths,
1716                 const Glib::RefPtr<Gdk::DragContext>& context,
1717                 gint                                  x,
1718                 gint                                  y,
1719                 const Gtk::SelectionData&             data,
1720                 guint                                 info,
1721                 guint                                 time);
1722
1723         void track_canvas_drag_data_received (
1724                 const Glib::RefPtr<Gdk::DragContext>& context,
1725                 gint                                  x,
1726                 gint                                  y,
1727                 const Gtk::SelectionData&             data,
1728                 guint                                 info,
1729                 guint                                 time);
1730
1731         void drop_paths (
1732                 const Glib::RefPtr<Gdk::DragContext>& context,
1733                 gint                                  x,
1734                 gint                                  y,
1735                 const Gtk::SelectionData&             data,
1736                 guint                                 info,
1737                 guint                                 time);
1738
1739         void drop_regions (
1740                 const Glib::RefPtr<Gdk::DragContext>& context,
1741                 gint                                  x,
1742                 gint                                  y,
1743                 const Gtk::SelectionData&             data,
1744                 guint                                 info,
1745                 guint                                 time);
1746
1747         void drop_routes (
1748                 const Glib::RefPtr<Gdk::DragContext>& context,
1749                 gint                x,
1750                 gint                y,
1751                 const Gtk::SelectionData& data,
1752                 guint               info,
1753                 guint               time);
1754
1755         /* audio export */
1756
1757         int  write_region_selection(RegionSelection&);
1758         bool write_region (std::string path, boost::shared_ptr<ARDOUR::AudioRegion>);
1759         void bounce_region_selection ();
1760         void bounce_range_selection (bool replace, bool enable_processing);
1761         void external_edit_region ();
1762
1763         int write_audio_selection (TimeSelection&);
1764         bool write_audio_range (ARDOUR::AudioPlaylist&, const ARDOUR::ChanCount& channels, std::list<ARDOUR::AudioRange>&);
1765
1766         void write_selection ();
1767
1768         XMLNode *before; /* used in *_reversible_command */
1769
1770         void update_title ();
1771         void update_title_s (const std::string & snapshot_name);
1772
1773         struct State {
1774             Selection* selection;
1775             double frames_per_unit;
1776
1777             State (PublicEditor const * e);
1778             ~State ();
1779         };
1780
1781         void instant_save ();
1782
1783         boost::shared_ptr<ARDOUR::AudioRegion> last_audition_region;
1784
1785         /* freeze operations */
1786
1787         ARDOUR::InterThreadInfo freeze_status;
1788         static void* _freeze_thread (void*);
1789         void* freeze_thread ();
1790
1791         void freeze_route ();
1792         void unfreeze_route ();
1793
1794         /* route-group solo + mute */
1795
1796         void set_route_group_solo (ARDOUR::Route&, bool);
1797         void set_route_group_mute (ARDOUR::Route&, bool);
1798
1799         /* duplication */
1800
1801         void duplicate_dialog (bool with_dialog);
1802
1803         framepos_t event_frame (GdkEvent const *, double* px = 0, double* py = 0) const;
1804
1805         /* returns false if mouse pointer is not in track or marker canvas
1806          */
1807         bool mouse_frame (framepos_t&, bool& in_track_canvas) const;
1808
1809         /* "whats mine is yours" */
1810
1811         TimeFXDialog* current_timefx;
1812
1813         static void* timefx_thread (void *arg);
1814         void do_timefx (TimeFXDialog&);
1815
1816         int time_stretch (RegionSelection&, float fraction);
1817         int pitch_shift (RegionSelection&, float cents);
1818         void pitch_shift_region ();
1819         int time_fx (RegionSelection&, float val, bool pitching);
1820
1821         /* editor-mixer strip */
1822
1823         MixerStrip *current_mixer_strip;
1824         bool show_editor_mixer_when_tracks_arrive;
1825         Gtk::VBox current_mixer_strip_vbox;
1826         void cms_new (boost::shared_ptr<ARDOUR::Route>);
1827         void current_mixer_strip_hidden ();
1828
1829         void detach_tearoff (Gtk::Box* b, Gtk::Window* w);
1830         void reattach_tearoff (Gtk::Box* b, Gtk::Window* w, int32_t n);
1831 #ifdef GTKOSX
1832         void ensure_all_elements_drawn ();
1833 #endif
1834         /* nudging tracks */
1835
1836         void nudge_track (bool use_edit_point, bool forwards);
1837
1838         /* xfades */
1839
1840         bool _xfade_visibility;
1841
1842 #ifdef WITH_CMT
1843         void handle_new_imageframe_time_axis_view(const std::string & track_name, void* src) ;
1844         void handle_new_imageframe_marker_time_axis_view(const std::string & track_name, TimeAxisView* marked_track) ;
1845
1846         void start_imageframe_grab(ArdourCanvas::Item*, GdkEvent*) ;
1847         void start_markerview_grab(ArdourCanvas::Item*, GdkEvent*) ;
1848
1849         void imageframe_drag_motion_callback(ArdourCanvas::Item*, GdkEvent*) ;
1850         void markerview_drag_motion_callback(ArdourCanvas::Item*, GdkEvent*) ;
1851         void timeaxis_item_drag_finished_callback(ArdourCanvas::Item*, GdkEvent*) ;
1852
1853         gint canvas_imageframe_item_view_event(ArdourCanvas::Item* item, GdkEvent* event, ImageFrameView* ifv);
1854         gint canvas_imageframe_view_event(ArdourCanvas::Item* item, GdkEvent* event, ImageFrameTimeAxis* ifta);
1855         gint canvas_imageframe_start_handle_event(ArdourCanvas::Item* item, GdkEvent* event, ImageFrameView* ifv);
1856         gint canvas_imageframe_end_handle_event(ArdourCanvas::Item* item, GdkEvent* event, ImageFrameView* ifv);
1857
1858         gint canvas_marker_time_axis_view_event(ArdourCanvas::Item* item, GdkEvent* event, MarkerTimeAxis* mta);
1859         gint canvas_markerview_item_view_event(ArdourCanvas::Item* item, GdkEvent* event, MarkerView* mv);
1860         gint canvas_markerview_start_handle_event(ArdourCanvas::Item* item, GdkEvent* event, MarkerView* mv);
1861         gint canvas_markerview_end_handle_event(ArdourCanvas::Item* item, GdkEvent* event, MarkerView* mv);
1862
1863         void imageframe_start_handle_op(ArdourCanvas::Item* item, GdkEvent* event) ;
1864         void imageframe_end_handle_op(ArdourCanvas::Item* item, GdkEvent* event) ;
1865         void imageframe_start_handle_trim_motion(ArdourCanvas::Item* item, GdkEvent* event) ;
1866         void imageframe_start_handle_end_trim(ArdourCanvas::Item* item, GdkEvent* event) ;
1867         void imageframe_end_handle_trim_motion(ArdourCanvas::Item* item, GdkEvent* event) ;
1868         void imageframe_end_handle_end_trim(ArdourCanvas::Item* item, GdkEvent* event) ;
1869
1870         void markerview_item_start_handle_op(ArdourCanvas::Item* item, GdkEvent* event) ;
1871         void markerview_item_end_handle_op(ArdourCanvas::Item* item, GdkEvent* event) ;
1872         void markerview_start_handle_trim_motion(ArdourCanvas::Item* item, GdkEvent* event) ;
1873         void markerview_start_handle_end_trim(ArdourCanvas::Item* item, GdkEvent* event) ;
1874         void markerview_end_handle_trim_motion(ArdourCanvas::Item* item, GdkEvent* event) ;
1875         void markerview_end_handle_end_trim(ArdourCanvas::Item* item, GdkEvent* event) ;
1876
1877         void popup_imageframe_edit_menu(int button, int32_t time, ArdourCanvas::Item* ifv, bool with_frame) ;
1878         void popup_marker_time_axis_edit_menu(int button, int32_t time, ArdourCanvas::Item* ifv, bool with_frame) ;
1879
1880         ImageFrameSocketHandler* image_socket_listener ;
1881 #endif
1882
1883         void toggle_xfade_active (boost::weak_ptr<ARDOUR::Crossfade>);
1884         void toggle_xfade_length (boost::weak_ptr<ARDOUR::Crossfade>);
1885         void edit_xfade (boost::weak_ptr<ARDOUR::Crossfade>);
1886         void xfade_edit_left_region ();
1887         void xfade_edit_right_region ();
1888
1889         static const int32_t default_width = 995;
1890         static const int32_t default_height = 765;
1891
1892         /* nudge */
1893
1894         Gtk::Button      nudge_forward_button;
1895         Gtk::Button      nudge_backward_button;
1896         Gtk::HBox        nudge_hbox;
1897         Gtk::VBox        nudge_vbox;
1898         AudioClock       nudge_clock;
1899
1900         bool nudge_forward_release (GdkEventButton*);
1901         bool nudge_backward_release (GdkEventButton*);
1902
1903         /* audio filters */
1904
1905         void apply_filter (ARDOUR::Filter&, std::string cmd, ProgressReporter* progress = 0);
1906
1907         Command* apply_midi_note_edit_op_to_region (ARDOUR::MidiOperator& op, MidiRegionView& mrv);
1908         void apply_midi_note_edit_op (ARDOUR::MidiOperator& op);
1909
1910         /* handling cleanup */
1911
1912         int playlist_deletion_dialog (boost::shared_ptr<ARDOUR::Playlist>);
1913
1914         PBD::ScopedConnectionList session_connections;
1915
1916         /* tracking step changes of track height */
1917
1918         TimeAxisView* current_stepping_trackview;
1919         ARDOUR::microseconds_t last_track_height_step_timestamp;
1920         gint track_height_step_timeout();
1921         sigc::connection step_timeout;
1922
1923         TimeAxisView* entered_track;
1924         /** If the mouse is over a RegionView or one of its child canvas items, this is set up
1925             to point to the RegionView.  Otherwise it is 0.
1926         */
1927         RegionView*   entered_regionview;
1928
1929
1930         void ensure_entered_track_selected (bool op_acts_on_objects = false);
1931         bool clear_entered_track;
1932         bool left_track_canvas (GdkEventCrossing*);
1933         bool entered_track_canvas (GdkEventCrossing*);
1934         void set_entered_track (TimeAxisView*);
1935         void set_entered_regionview (RegionView*);
1936         void ensure_track_visible (TimeAxisView*);
1937         gint left_automation_track ();
1938
1939         void reset_canvas_action_sensitivity (bool);
1940         void toggle_gain_envelope_visibility ();
1941         void toggle_gain_envelope_active ();
1942         void reset_region_gain_envelopes ();
1943
1944         bool on_key_press_event (GdkEventKey*);
1945         bool on_key_release_event (GdkEventKey*);
1946
1947         void session_state_saved (std::string);
1948
1949         Glib::RefPtr<Gtk::Action>              undo_action;
1950         Glib::RefPtr<Gtk::Action>              redo_action;
1951
1952         void history_changed ();
1953
1954         Gtk::HBox      status_bar_hpacker;
1955
1956         Editing::EditPoint _edit_point;
1957
1958         Gtk::ComboBoxText edit_point_selector;
1959
1960         void set_edit_point_preference (Editing::EditPoint ep, bool force = false);
1961         void cycle_edit_point (bool with_marker);
1962         void set_edit_point ();
1963         void edit_point_selection_done ();
1964         void edit_point_chosen (Editing::EditPoint);
1965         Glib::RefPtr<Gtk::RadioAction> edit_point_action (Editing::EditPoint);
1966         std::vector<std::string> edit_point_strings;
1967
1968         void selected_marker_moved (ARDOUR::Location*);
1969
1970         bool get_edit_op_range (framepos_t& start, framepos_t& end) const;
1971
1972         void get_regions_at (RegionSelection&, framepos_t where, const TrackViewList& ts) const;
1973         void get_regions_after (RegionSelection&, framepos_t where, const TrackViewList& ts) const;
1974
1975         RegionSelection get_regions_from_selection_and_edit_point ();
1976         RegionSelection get_regions_from_selection_and_entered ();
1977
1978         void start_updating_meters ();
1979         void stop_updating_meters ();
1980         bool meters_running;
1981
1982         void select_next_route ();
1983         void select_prev_route ();
1984
1985         void snap_to_internal (framepos_t& first, int32_t direction = 0, bool for_mark = false);
1986         void timecode_snap_to_internal (framepos_t& first, int32_t direction = 0, bool for_mark = false);
1987
1988         RhythmFerret* rhythm_ferret;
1989         BundleManager* _bundle_manager;
1990
1991         void fit_tracks (TrackViewList &);
1992         void fit_selected_tracks ();
1993         void set_track_height (Height);
1994
1995         void remove_tracks ();
1996         void toggle_tracks_active ();
1997
1998         bool _have_idled;
1999         int resize_idle_id;
2000         static gboolean _idle_resize (gpointer);
2001         bool idle_resize();
2002         int32_t _pending_resize_amount;
2003         TimeAxisView* _pending_resize_view;
2004
2005         void visible_order_range (int*, int*) const;
2006
2007         void located ();
2008
2009         /** true if we've made a locate request that hasn't yet been processed */
2010         bool _pending_locate_request;
2011
2012         /** if true, there is a pending Session locate which is the initial one when loading a session;
2013             we need to know this so that we don't (necessarily) set the viewport to show the playhead
2014             initially.
2015         */
2016         bool _pending_initial_locate;
2017
2018         Gtk::HBox _summary_hbox;
2019         EditorSummary* _summary;
2020         void region_view_added (RegionView *);
2021
2022         void update_canvas_now ();
2023
2024         EditorGroupTabs* _group_tabs;
2025         void fit_route_group (ARDOUR::RouteGroup *);
2026
2027         void step_edit_status_change (bool);
2028         void start_step_editing ();
2029         void stop_step_editing ();
2030         bool check_step_edit ();
2031         sigc::connection step_edit_connection;
2032
2033         double _last_motion_y;
2034
2035         RegionLayeringOrderEditor* layering_order_editor;
2036         void update_region_layering_order_editor ();
2037
2038         /** Track that was the source for the last cut/copy operation.  Used as a place
2039             to paste things iff there is no selected track.
2040         */
2041         TimeAxisView* _last_cut_copy_source_track;
2042
2043         /** true if a change in Selection->regions should change the selection in the region list.
2044             See EditorRegions::selection_changed.
2045         */
2046         bool _region_selection_change_updates_region_list;
2047
2048         void setup_fade_images ();
2049         std::map<ARDOUR::FadeShape, Gtk::Image*> _fade_in_images;
2050         std::map<ARDOUR::FadeShape, Gtk::Image*> _fade_out_images;
2051
2052         Gtk::MenuItem& action_menu_item (std::string const &);
2053         void action_pre_activated (Glib::RefPtr<Gtk::Action> const &);
2054
2055         void set_canvas_cursor_for_region_view (double, RegionView *);
2056
2057         MouseCursors* _cursors;
2058
2059         void resize_text_widgets ();
2060
2061         friend class Drag;
2062         friend class RegionDrag;
2063         friend class RegionMoveDrag;
2064         friend class RegionSpliceDrag;
2065         friend class TrimDrag;
2066         friend class MeterMarkerDrag;
2067         friend class TempoMarkerDrag;
2068         friend class CursorDrag;
2069         friend class FadeInDrag;
2070         friend class FadeOutDrag;
2071         friend class MarkerDrag;
2072         friend class RegionGainDrag;
2073         friend class ControlPointDrag;
2074         friend class LineDrag;
2075         friend class RubberbandSelectDrag;
2076         friend class TimeFXDrag;
2077         friend class ScrubDrag;
2078         friend class SelectionDrag;
2079         friend class RangeMarkerBarDrag;
2080         friend class MouseZoomDrag;
2081         friend class RegionCreateDrag;
2082         friend class RegionMotionDrag;
2083         friend class RegionInsertDrag;
2084
2085         friend class EditorSummary;
2086         friend class EditorGroupTabs;
2087
2088         friend class EditorRoutes;
2089         friend class RhythmFerret;
2090 };
2091
2092 #endif /* __ardour_editor_h__ */