gtk2_ardour/editor.cc

   1 /*
   2     Copyright (C) 2000-2007 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 #include <sys/time.h>
  21 #include <unistd.h>
  22 #include <cstdlib>
  23 #include <cmath>
  24 #include <string>
  25 #include <algorithm>
  26
  27 #include <boost/none.hpp>
  28
  29 #include <sigc++/bind.h>
  30
  31 #include <pbd/convert.h>
  32 #include <pbd/error.h>
  33 #include <pbd/enumwriter.h>
  34 #include <pbd/memento_command.h>
  35
  36 #include <glibmm/miscutils.h>
  37 #include <gtkmm/image.h>
  38 #include <gdkmm/color.h>
  39 #include <gdkmm/bitmap.h>
  40
  41 #include <gtkmm2ext/grouped_buttons.h>
  42 #include <gtkmm2ext/gtk_ui.h>
  43 #include <gtkmm2ext/tearoff.h>
  44 #include <gtkmm2ext/utils.h>
  45 #include <gtkmm2ext/window_title.h>
  46 #include <gtkmm2ext/choice.h>
  47
  48 #include <ardour/audio_track.h>
  49 #include <ardour/audio_diskstream.h>
  50 #include <ardour/plugin_manager.h>
  51 #include <ardour/location.h>
  52 #include <ardour/audioplaylist.h>
  53 #include <ardour/audioregion.h>
  54 #include <ardour/region.h>
  55 #include <ardour/session_route.h>
  56 #include <ardour/tempo.h>
  57 #include <ardour/utils.h>
  58 #include <ardour/profile.h>
  59
  60 #include <control_protocol/control_protocol.h>
  61
  62 #include "ardour_ui.h"
  63 #include "editor.h"
  64 #include "keyboard.h"
  65 #include "marker.h"
  66 #include "playlist_selector.h"
  67 #include "audio_region_view.h"
  68 #include "rgb_macros.h"
  69 #include "selection.h"
  70 #include "audio_streamview.h"
  71 #include "time_axis_view.h"
  72 #include "audio_time_axis.h"
  73 #include "utils.h"
  74 #include "crossfade_view.h"
  75 #include "editing.h"
  76 #include "public_editor.h"
  77 #include "crossfade_edit.h"
  78 #include "canvas_impl.h"
  79 #include "actions.h"
  80 #include "tempo_lines.h"
  81 #include "gui_thread.h"
  82 #include "sfdb_ui.h"
  83 #include "rhythm_ferret.h"
  84 #include "actions.h"
  85 #include "region_layering_order_editor.h"
  86
  87 #ifdef FFT_ANALYSIS
  88 #include "analysis_window.h"
  89 #endif
  90
  91 #include "i18n.h"
  92
  93 /* <CMT Additions> */
  94 #include "imageframe_socket_handler.h"
  95 /* </CMT Additions> */
  96
  97 using namespace std;
  98 using namespace sigc;
  99 using namespace ARDOUR;
 100 using namespace PBD;
 101 using namespace Gtk;
 102 using namespace Glib;
 103 using namespace Gtkmm2ext;
 104 using namespace Editing;
 105
 106 using PBD::atoi;
 107
 108 const double Editor::timebar_height = 15.0;
 109
 110 #include "editor_xpms"
 111
 112 static const gchar *_snap_type_strings[] = {
 113         N_("CD Frames"),
 114         N_("SMPTE Frames"),
 115         N_("SMPTE Seconds"),
 116         N_("SMPTE Minutes"),
 117         N_("Seconds"),
 118         N_("Minutes"),
 119         N_("Beats/32"),
 120         N_("Beats/16"),
 121         N_("Beats/8"),
 122         N_("Beats/4"),
 123         N_("Beats/3"),
 124         N_("Beats"),
 125         N_("Bars"),
 126         N_("Marks"),
 127         N_("Region starts"),
 128         N_("Region ends"),
 129         N_("Region syncs"),
 130         N_("Region bounds"),
 131         0
 132 };
 133
 134 static const gchar *_snap_mode_strings[] = {
 135         N_("No Grid"),
 136         N_("Grid"),
 137         N_("Magnetic"),
 138         0
 139 };
 140
 141 static const gchar *_edit_point_strings[] = {
 142         N_("Playhead"),
 143         N_("Marker"),
 144         N_("Mouse"),
 145         0
 146 };
 147
 148 static const gchar *_zoom_focus_strings[] = {
 149         N_("Left"),
 150         N_("Right"),
 151         N_("Center"),
 152         N_("Playhead"),
 153         N_("Mouse"),
 154         N_("Active Mark"),
 155         0
 156 };
 157
 158 #ifdef USE_RUBBERBAND
 159 static const gchar *_rb_opt_strings[] = {
 160         N_("Mushy"),
 161         N_("Smooth"),
 162         N_("Balanced multitimbral mixture"),
 163         N_("Unpitched percussion with stable notes"),
 164         N_("Crisp monophonic instrumental"),
 165         N_("Unpitched solo percussion"),
 166         0
 167 };
 168 #endif
 169
 170 /* Soundfile  drag-n-drop */
 171
 172 Gdk::Cursor* Editor::cross_hair_cursor = 0;
 173 Gdk::Cursor* Editor::selector_cursor = 0;
 174 Gdk::Cursor* Editor::trimmer_cursor = 0;
 175 Gdk::Cursor* Editor::grabber_cursor = 0;
 176 Gdk::Cursor* Editor::grabber_edit_point_cursor = 0;
 177 Gdk::Cursor* Editor::zoom_cursor = 0;
 178 Gdk::Cursor* Editor::time_fx_cursor = 0;
 179 Gdk::Cursor* Editor::fader_cursor = 0;
 180 Gdk::Cursor* Editor::speaker_cursor = 0;
 181 Gdk::Cursor* Editor::wait_cursor = 0;
 182 Gdk::Cursor* Editor::timebar_cursor = 0;
 183 Gdk::Cursor* Editor::transparent_cursor = 0;
 184
 185 void
 186 show_me_the_size (Requisition* r, const char* what)
 187 {
 188         cerr << "size of " << what << " = " << r->width << " x " << r->height << endl;
 189 }
 190
 191 void
 192 DragInfo::clear_copied_locations ()
 193 {
 194         for (list<Location*>::iterator i = copied_locations.begin(); i != copied_locations.end(); ++i) {
 195                 delete *i;
 196         }
 197         copied_locations.clear ();
 198 }
 199
 200 #ifdef GTKOSX
 201 static void
 202 pane_size_watcher (Paned* pane)
 203 {
 204         /* if the handle of a pane vanishes into (at least) the tabs of a notebook,
 205            it is no longer accessible. so stop that. this doesn't happen on X11,
 206            just the quartz backend.
 207
 208            ugh.
 209         */
 210
 211         int max_width_of_lhs = GTK_WIDGET(pane->gobj())->allocation.width - 25;
 212
 213         gint pos = pane->get_position ();
 214
 215         if (pos > max_width_of_lhs) {
 216                 pane->set_position (max_width_of_lhs);
 217         }
 218 }
 219 #endif
 220
 221 Editor::Editor ()
 222         :
 223           /* time display buttons */
 224           minsec_label (_("Mins:Secs")),
 225           bbt_label (_("Bars:Beats")),
 226           smpte_label (_("Timecode")),
 227           frame_label (_("Samples")),
 228           tempo_label (_("Tempo")),
 229           meter_label (_("Meter")),
 230           mark_label (_("Location Markers")),
 231           range_mark_label (_("Range Markers")),
 232           transport_mark_label (_("Loop/Punch Ranges")),
 233           cd_mark_label (_("CD Markers")),
 234           edit_packer (3, 4, true),
 235
 236           /* the values here don't matter: layout widgets
 237              reset them as needed.
 238           */
 239
 240           vertical_adjustment (0.0, 0.0, 10.0, 400.0),
 241           horizontal_adjustment (0.0, 0.0, 20.0, 1200.0),
 242
 243           /* tool bar related */
 244
 245           edit_point_clock (X_("editpoint"), false, X_("EditPointClock"), true),
 246           zoom_range_clock (X_("zoomrange"), false, X_("ZoomRangeClock"), true, true),
 247
 248           toolbar_selection_clock_table (2,3),
 249
 250           automation_mode_button (_("mode")),
 251           global_automation_button (_("automation")),
 252
 253           /* <CMT Additions> */
 254           image_socket_listener(0),
 255           /* </CMT Additions> */
 256
 257           /* nudge */
 258
 259           nudge_clock (X_("nudge"), false, X_("NudgeClock"), true, true),
 260           meters_running(false)
 261
 262 {
 263         constructed = false;
 264
 265         /* we are a singleton */
 266
 267         PublicEditor::_instance = this;
 268
 269         session = 0;
 270         _have_idled = false;
 271
 272         selection = new Selection;
 273         cut_buffer = new Selection;
 274
 275         all_group_is_active = false;
 276
 277         selection->TimeChanged.connect (mem_fun(*this, &Editor::time_selection_changed));
 278         selection->TracksChanged.connect (mem_fun(*this, &Editor::track_selection_changed));
 279         selection->RegionsChanged.connect (mem_fun(*this, &Editor::region_selection_changed));
 280         selection->PointsChanged.connect (mem_fun(*this, &Editor::point_selection_changed));
 281         selection->MarkersChanged.connect (mem_fun(*this, &Editor::marker_selection_changed));
 282
 283         clicked_regionview = 0;
 284         clicked_trackview = 0;
 285         clicked_audio_trackview = 0;
 286         clicked_crossfadeview = 0;
 287         clicked_control_point = 0;
 288         last_update_frame = 0;
 289         drag_info.item = 0;
 290         current_mixer_strip = 0;
 291         current_bbt_points = 0;
 292         tempo_lines = 0;
 293
 294         snap_type_strings =  I18N (_snap_type_strings);
 295         snap_mode_strings =  I18N (_snap_mode_strings);
 296         zoom_focus_strings = I18N (_zoom_focus_strings);
 297         edit_point_strings = I18N (_edit_point_strings);
 298 #ifdef USE_RUBBERBAND
 299         rb_opt_strings = I18N (_rb_opt_strings);
 300 #endif
 301
 302         snap_threshold = 5.0;
 303         bbt_beat_subdivision = 4;
 304         canvas_width = 0;
 305         canvas_height = 0;
 306         last_autoscroll_x = 0;
 307         last_autoscroll_y = 0;
 308         autoscroll_active = false;
 309         autoscroll_timeout_tag = -1;
 310         interthread_progress_window = 0;
 311         logo_item = 0;
 312
 313 #ifdef FFT_ANALYSIS
 314         analysis_window = 0;
 315 #endif
 316
 317         current_interthread_info = 0;
 318         _show_measures = true;
 319         _show_waveforms = true;
 320         _show_waveforms_rectified = false;
 321         _show_waveforms_recording = true;
 322         export_dialog = 0;
 323         export_range_markers_dialog = 0;
 324         show_gain_after_trim = false;
 325         route_redisplay_does_not_sync_order_keys = false;
 326         route_redisplay_does_not_reset_order_keys = false;
 327         no_route_list_redisplay = false;
 328         verbose_cursor_on = true;
 329         route_removal = false;
 330         show_automatic_regions_in_region_list = true;
 331         last_item_entered = 0;
 332         last_item_entered_n = 0;
 333
 334         region_list_sort_type = (Editing::RegionListSortType) 0;
 335         have_pending_keyboard_selection = false;
 336         _follow_playhead = true;
 337         _stationary_playhead = false;
 338         _xfade_visibility = true;
 339         editor_ruler_menu = 0;
 340         no_ruler_shown_update = false;
 341         edit_group_list_menu = 0;
 342         route_list_menu = 0;
 343         region_list_menu = 0;
 344         marker_menu = 0;
 345         start_end_marker_menu = 0;
 346         range_marker_menu = 0;
 347         marker_menu_item = 0;
 348         tm_marker_menu = 0;
 349         transport_marker_menu = 0;
 350         new_transport_marker_menu = 0;
 351         editor_mixer_strip_width = Wide;
 352         show_editor_mixer_when_tracks_arrive = false;
 353         region_edit_menu_split_item = 0;
 354         temp_location = 0;
 355         region_edit_menu_split_multichannel_item = 0;
 356         leftmost_frame = 0;
 357         ignore_mouse_mode_toggle = false;
 358         current_stepping_trackview = 0;
 359         entered_track = 0;
 360         entered_regionview = 0;
 361         entered_marker = 0;
 362         clear_entered_track = false;
 363         _new_regionviews_show_envelope = false;
 364         current_timefx = 0;
 365         in_edit_group_row_change = false;
 366         playhead_cursor = 0;
 367         button_release_can_deselect = true;
 368         _dragging_playhead = false;
 369         _dragging_edit_point = false;
 370         _dragging_hscrollbar = false;
 371         select_new_marker = false;
 372         rhythm_ferret = 0;
 373         layering_order_editor = 0;
 374         allow_vertical_scroll = false;
 375         no_save_visual = false;
 376         need_resize_line = false;
 377         resize_line_y = 0;
 378         old_resize_line_y = -1;
 379         no_region_list_redisplay = false;
 380         resize_idle_id = -1;
 381
 382         _scrubbing = false;
 383         scrubbing_direction = 0;
 384
 385         sfbrowser = 0;
 386
 387         location_marker_color = ARDOUR_UI::config()->canvasvar_LocationMarker.get();
 388         location_range_color = ARDOUR_UI::config()->canvasvar_LocationRange.get();
 389         location_cd_marker_color = ARDOUR_UI::config()->canvasvar_LocationCDMarker.get();
 390         location_loop_color = ARDOUR_UI::config()->canvasvar_LocationLoop.get();
 391         location_punch_color = ARDOUR_UI::config()->canvasvar_LocationPunch.get();
 392
 393         range_marker_drag_rect = 0;
 394         marker_drag_line = 0;
 395
 396         _edit_point = EditAtMouse;
 397         set_mouse_mode (MouseObject, true);
 398
 399         frames_per_unit = 2048; /* too early to use reset_zoom () */
 400         reset_hscrollbar_stepping ();
 401
 402         zoom_focus = ZoomFocusLeft;
 403         set_zoom_focus (ZoomFocusLeft);
 404         zoom_range_clock.ValueChanged.connect (mem_fun(*this, &Editor::zoom_adjustment_changed));
 405
 406         bbt_label.set_name ("EditorTimeButton");
 407         bbt_label.set_size_request (-1, (int)timebar_height);
 408         bbt_label.set_alignment (1.0, 0.5);
 409         bbt_label.set_padding (5,0);
 410         bbt_label.hide ();
 411         bbt_label.set_no_show_all();
 412         minsec_label.set_name ("EditorTimeButton");
 413         minsec_label.set_size_request (-1, (int)timebar_height);
 414         minsec_label.set_alignment (1.0, 0.5);
 415         minsec_label.set_padding (5,0);
 416         minsec_label.hide ();
 417         minsec_label.set_no_show_all();
 418         smpte_label.set_name ("EditorTimeButton");
 419         smpte_label.set_size_request (-1, (int)timebar_height);
 420         smpte_label.set_alignment (1.0, 0.5);
 421         smpte_label.set_padding (5,0);
 422         smpte_label.hide ();
 423         smpte_label.set_no_show_all();
 424         frame_label.set_name ("EditorTimeButton");
 425         frame_label.set_size_request (-1, (int)timebar_height);
 426         frame_label.set_alignment (1.0, 0.5);
 427         frame_label.set_padding (5,0);
 428         frame_label.hide ();
 429         frame_label.set_no_show_all();
 430
 431         tempo_label.set_name ("EditorTimeButton");
 432         tempo_label.set_size_request (-1, (int)timebar_height);
 433         tempo_label.set_alignment (1.0, 0.5);
 434         tempo_label.set_padding (5,0);
 435         tempo_label.hide();
 436         tempo_label.set_no_show_all();
 437         meter_label.set_name ("EditorTimeButton");
 438         meter_label.set_size_request (-1, (int)timebar_height);
 439         meter_label.set_alignment (1.0, 0.5);
 440         meter_label.set_padding (5,0);
 441         meter_label.hide();
 442         meter_label.set_no_show_all();
 443         mark_label.set_name ("EditorTimeButton");
 444         mark_label.set_size_request (-1, (int)timebar_height);
 445         mark_label.set_alignment (1.0, 0.5);
 446         mark_label.set_padding (5,0);
 447         mark_label.hide();
 448         mark_label.set_no_show_all();
 449         cd_mark_label.set_name ("EditorTimeButton");
 450         cd_mark_label.set_size_request (-1, (int)timebar_height);
 451         cd_mark_label.set_alignment (1.0, 0.5);
 452         cd_mark_label.set_padding (5,0);
 453         cd_mark_label.hide();
 454         cd_mark_label.set_no_show_all();
 455         range_mark_label.set_name ("EditorTimeButton");
 456         range_mark_label.set_size_request (-1, (int)timebar_height);
 457         range_mark_label.set_alignment (1.0, 0.5);
 458         range_mark_label.set_padding (5,0);
 459         range_mark_label.hide();
 460         range_mark_label.set_no_show_all();
 461         transport_mark_label.set_name ("EditorTimeButton");
 462         transport_mark_label.set_size_request (-1, (int)timebar_height);
 463         transport_mark_label.set_alignment (1.0, 0.5);
 464         transport_mark_label.set_padding (5,0);
 465         transport_mark_label.hide();
 466         transport_mark_label.set_no_show_all();
 467
 468         initialize_rulers ();
 469         initialize_canvas ();
 470
 471         edit_controls_vbox.set_spacing (0);
 472         horizontal_adjustment.signal_value_changed().connect (mem_fun(*this, &Editor::scroll_canvas_horizontally), false);
 473         vertical_adjustment.signal_value_changed().connect (mem_fun(*this, &Editor::tie_vertical_scrolling), true);
 474         track_canvas->signal_map_event().connect (mem_fun (*this, &Editor::track_canvas_map_handler));
 475
 476         controls_layout.add (edit_controls_vbox);
 477         controls_layout.set_name ("EditControlsBase");
 478         controls_layout.add_events (Gdk::SCROLL_MASK);
 479         controls_layout.signal_scroll_event().connect (mem_fun(*this, &Editor::control_layout_scroll), false);
 480
 481         controls_layout.add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK|Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK);
 482         controls_layout.signal_button_release_event().connect (mem_fun(*this, &Editor::edit_controls_button_release));
 483         controls_layout_size_request_connection = controls_layout.signal_size_request().connect (mem_fun (*this, &Editor::controls_layout_size_request));
 484
 485         edit_vscrollbar.set_adjustment (vertical_adjustment);
 486         edit_hscrollbar.set_adjustment (horizontal_adjustment);
 487
 488         edit_hscrollbar.signal_button_press_event().connect (mem_fun(*this, &Editor::hscrollbar_button_press), false);
 489         edit_hscrollbar.signal_button_release_event().connect (mem_fun(*this, &Editor::hscrollbar_button_release), false);
 490         edit_hscrollbar.signal_size_allocate().connect (mem_fun(*this, &Editor::hscrollbar_allocate));
 491
 492         edit_hscrollbar.set_name ("EditorHScrollbar");
 493
 494         build_cursors ();
 495         setup_toolbar ();
 496
 497         edit_point_clock.ValueChanged.connect (mem_fun(*this, &Editor::edit_point_clock_changed));
 498
 499         //time_canvas_vbox.set_size_request (-1, (int)(timebar_height * visible_timebars) + 2);
 500         time_canvas_vbox.set_size_request (-1, -1);
 501
 502         ruler_label_event_box.add (ruler_label_vbox);
 503         ruler_label_event_box.set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 504         ruler_label_event_box.set_name ("TimebarLabelBase");
 505         ruler_label_event_box.signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_label_button_release));
 506
 507         time_button_event_box.add (time_button_vbox);
 508
 509         time_button_event_box.set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 510         time_button_event_box.set_name ("TimebarLabelBase");
 511         time_button_event_box.signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_label_button_release));
 512
 513         /* these enable us to have a dedicated window (for cursor setting, etc.)
 514            for the canvas areas.
 515         */
 516
 517         track_canvas_event_box.add (*track_canvas);
 518
 519         time_canvas_event_box.add (time_canvas_vbox);
 520         time_canvas_event_box.set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK|Gdk::POINTER_MOTION_MASK);
 521
 522         edit_packer.set_col_spacings (0);
 523         edit_packer.set_row_spacings (0);
 524         edit_packer.set_homogeneous (false);
 525         edit_packer.set_border_width (0);
 526         edit_packer.set_name ("EditorWindow");
 527
 528         edit_packer.attach (edit_vscrollbar,         0, 1, 0, 4,    FILL,        FILL|EXPAND, 0, 0);
 529
 530         edit_packer.attach (ruler_label_event_box,   1, 2, 0, 1,    FILL,        SHRINK, 0, 0);
 531         edit_packer.attach (time_button_event_box,   1, 2, 1, 2,    FILL,        SHRINK, 0, 0);
 532         edit_packer.attach (time_canvas_event_box,   2, 3, 0, 1,    FILL|EXPAND, FILL, 0, 0);
 533
 534         edit_packer.attach (controls_layout,         1, 2, 2, 3,    FILL,        FILL|EXPAND, 0, 0);
 535         edit_packer.attach (track_canvas_event_box,  2, 3, 1, 3,    FILL|EXPAND, FILL|EXPAND, 0, 0);
 536
 537         edit_packer.attach (zoom_box,                1, 2, 3, 4,    FILL,        FILL, 0, 0);
 538         edit_packer.attach (edit_hscrollbar,         2, 3, 3, 4,    FILL|EXPAND, FILL, 0, 0);
 539
 540         bottom_hbox.set_border_width (2);
 541         bottom_hbox.set_spacing (3);
 542
 543         route_display_model = ListStore::create(route_display_columns);
 544         route_list_display.set_model (route_display_model);
 545         route_list_display.append_column (_("Show"), route_display_columns.visible);
 546         route_list_display.append_column (_("Name"), route_display_columns.text);
 547         route_list_display.get_column (0)->set_data (X_("colnum"), GUINT_TO_POINTER(0));
 548         route_list_display.get_column (1)->set_data (X_("colnum"), GUINT_TO_POINTER(1));
 549         route_list_display.set_headers_visible (true);
 550         route_list_display.set_name ("TrackListDisplay");
 551         route_list_display.get_selection()->set_mode (SELECTION_NONE);
 552         route_list_display.set_reorderable (true);
 553         route_list_display.set_size_request (100,-1);
 554
 555         CellRendererToggle* route_list_visible_cell = dynamic_cast<CellRendererToggle*>(route_list_display.get_column_cell_renderer (0));
 556         route_list_visible_cell->property_activatable() = true;
 557         route_list_visible_cell->property_radio() = false;
 558
 559         route_display_model->signal_row_deleted().connect (mem_fun (*this, &Editor::route_list_delete));
 560         route_display_model->signal_row_changed().connect (mem_fun (*this, &Editor::route_list_change));
 561         route_display_model->signal_rows_reordered().connect (mem_fun (*this, &Editor::track_list_reorder));
 562
 563         route_list_display.signal_button_press_event().connect (mem_fun (*this, &Editor::route_list_display_button_press), false);
 564
 565         route_list_scroller.add (route_list_display);
 566         route_list_scroller.set_policy (POLICY_NEVER, POLICY_AUTOMATIC);
 567
 568         group_model = ListStore::create(group_columns);
 569         edit_group_display.set_model (group_model);
 570         edit_group_display.append_column (_("Name"), group_columns.text);
 571         edit_group_display.append_column (_("Active"), group_columns.is_active);
 572         edit_group_display.append_column (_("Show"), group_columns.is_visible);
 573         edit_group_display.get_column (0)->set_data (X_("colnum"), GUINT_TO_POINTER(0));
 574         edit_group_display.get_column (1)->set_data (X_("colnum"), GUINT_TO_POINTER(1));
 575         edit_group_display.get_column (2)->set_data (X_("colnum"), GUINT_TO_POINTER(2));
 576         edit_group_display.get_column (0)->set_expand (true);
 577         edit_group_display.get_column (1)->set_expand (false);
 578         edit_group_display.get_column (2)->set_expand (false);
 579         edit_group_display.set_headers_visible (true);
 580
 581         /* name is directly editable */
 582
 583         CellRendererText* name_cell = dynamic_cast<CellRendererText*>(edit_group_display.get_column_cell_renderer (0));
 584         name_cell->property_editable() = true;
 585         name_cell->signal_edited().connect (mem_fun (*this, &Editor::edit_group_name_edit));
 586
 587         /* use checkbox for the active + visible columns */
 588
 589         CellRendererToggle* active_cell = dynamic_cast<CellRendererToggle*>(edit_group_display.get_column_cell_renderer (1));
 590         active_cell->property_activatable() = true;
 591         active_cell->property_radio() = false;
 592
 593         active_cell = dynamic_cast<CellRendererToggle*>(edit_group_display.get_column_cell_renderer (1));
 594         active_cell->property_activatable() = true;
 595         active_cell->property_radio() = false;
 596
 597         group_model->signal_row_changed().connect (mem_fun (*this, &Editor::edit_group_row_change));
 598
 599         edit_group_display.set_name ("EditGroupList");
 600         edit_group_display.get_selection()->set_mode (SELECTION_SINGLE);
 601         edit_group_display.set_headers_visible (true);
 602         edit_group_display.set_reorderable (false);
 603         edit_group_display.set_rules_hint (true);
 604         edit_group_display.set_size_request (75, -1);
 605
 606         edit_group_display_scroller.add (edit_group_display);
 607         edit_group_display_scroller.set_policy (POLICY_AUTOMATIC, POLICY_AUTOMATIC);
 608
 609         edit_group_display.signal_button_press_event().connect (mem_fun(*this, &Editor::edit_group_list_button_press_event), false);
 610
 611         VBox* edit_group_display_packer = manage (new VBox());
 612         HBox* edit_group_display_button_box = manage (new HBox());
 613         edit_group_display_button_box->set_homogeneous (true);
 614
 615         Button* edit_group_add_button = manage (new Button ());
 616         Button* edit_group_remove_button = manage (new Button ());
 617
 618         Widget* w;
 619
 620         w = manage (new Image (Stock::ADD, ICON_SIZE_BUTTON));
 621         w->show();
 622         edit_group_add_button->add (*w);
 623
 624         w = manage (new Image (Stock::REMOVE, ICON_SIZE_BUTTON));
 625         w->show();
 626         edit_group_remove_button->add (*w);
 627
 628         edit_group_add_button->signal_clicked().connect (mem_fun (*this, &Editor::new_edit_group));
 629         edit_group_remove_button->signal_clicked().connect (mem_fun (*this, &Editor::remove_selected_edit_group));
 630
 631         edit_group_display_button_box->pack_start (*edit_group_add_button);
 632         edit_group_display_button_box->pack_start (*edit_group_remove_button);
 633
 634         edit_group_display_packer->pack_start (edit_group_display_scroller, true, true);
 635         edit_group_display_packer->pack_start (*edit_group_display_button_box, false, false);
 636
 637         region_list_display.set_size_request (100, -1);
 638         region_list_display.set_name ("RegionListDisplay");
 639         /* Try to prevent single mouse presses from initiating edits.
 640            This relies on a hack in gtktreeview.c:gtk_treeview_button_press()
 641         */
 642         region_list_display.set_data ("mouse-edits-require-mod1", (gpointer) 0x1);
 643
 644         region_list_model = TreeStore::create (region_list_columns);
 645         region_list_model->set_sort_func (0, mem_fun (*this, &Editor::region_list_sorter));
 646         region_list_model->set_sort_column (0, SORT_ASCENDING);
 647
 648         region_list_display.set_model (region_list_model);
 649         region_list_display.append_column (_("Regions"), region_list_columns.name);
 650         region_list_display.set_headers_visible (false);
 651
 652         CellRendererText* region_name_cell = dynamic_cast<CellRendererText*>(region_list_display.get_column_cell_renderer (0));
 653         region_name_cell->property_editable() = true;
 654         region_name_cell->signal_edited().connect (mem_fun (*this, &Editor::region_name_edit));
 655
 656         region_list_display.get_selection()->set_select_function (mem_fun (*this, &Editor::region_list_selection_filter));
 657
 658         TreeViewColumn* tv_col = region_list_display.get_column(0);
 659         CellRendererText* renderer = dynamic_cast<CellRendererText*>(region_list_display.get_column_cell_renderer (0));
 660         tv_col->add_attribute(renderer->property_text(), region_list_columns.name);
 661         tv_col->add_attribute(renderer->property_foreground_gdk(), region_list_columns.color_);
 662
 663         region_list_display.get_selection()->set_mode (SELECTION_MULTIPLE);
 664         region_list_display.add_object_drag (region_list_columns.region.index(), "regions");
 665
 666         /* setup DnD handling */
 667
 668         list<TargetEntry> region_list_target_table;
 669
 670         region_list_target_table.push_back (TargetEntry ("text/plain"));
 671         region_list_target_table.push_back (TargetEntry ("text/uri-list"));
 672         region_list_target_table.push_back (TargetEntry ("application/x-rootwin-drop"));
 673
 674         region_list_display.add_drop_targets (region_list_target_table);
 675         region_list_display.signal_drag_data_received().connect (mem_fun(*this, &Editor::region_list_display_drag_data_received));
 676
 677         region_list_scroller.add (region_list_display);
 678         region_list_scroller.set_policy (POLICY_NEVER, POLICY_AUTOMATIC);
 679
 680         region_list_display.signal_key_press_event().connect (mem_fun(*this, &Editor::region_list_display_key_press));
 681         region_list_display.signal_key_release_event().connect (mem_fun(*this, &Editor::region_list_display_key_release));
 682         region_list_display.signal_button_press_event().connect (mem_fun(*this, &Editor::region_list_display_button_press), false);
 683         region_list_display.signal_button_release_event().connect (mem_fun(*this, &Editor::region_list_display_button_release));
 684         region_list_display.get_selection()->signal_changed().connect (mem_fun(*this, &Editor::region_list_selection_changed));
 685         // region_list_display.signal_popup_menu().connect (bind (mem_fun (*this, &Editor::show_region_list_display_context_menu), 1, 0));
 686
 687         named_selection_scroller.add (named_selection_display);
 688         named_selection_scroller.set_policy (POLICY_NEVER, POLICY_AUTOMATIC);
 689
 690         named_selection_model = TreeStore::create (named_selection_columns);
 691         named_selection_display.set_model (named_selection_model);
 692         named_selection_display.append_column (_("Chunks"), named_selection_columns.text);
 693         named_selection_display.set_headers_visible (false);
 694         named_selection_display.set_size_request (100, -1);
 695         named_selection_display.set_name ("NamedSelectionDisplay");
 696
 697         named_selection_display.get_selection()->set_mode (SELECTION_SINGLE);
 698         named_selection_display.set_size_request (100, -1);
 699         named_selection_display.signal_button_release_event().connect (mem_fun(*this, &Editor::named_selection_display_button_release), false);
 700         named_selection_display.signal_key_release_event().connect (mem_fun(*this, &Editor::named_selection_display_key_release), false);
 701         named_selection_display.get_selection()->signal_changed().connect (mem_fun (*this, &Editor::named_selection_display_selection_changed));
 702
 703         /* SNAPSHOTS */
 704
 705         snapshot_display_model = ListStore::create (snapshot_display_columns);
 706         snapshot_display.set_model (snapshot_display_model);
 707         snapshot_display.append_column (X_("snapshot"), snapshot_display_columns.visible_name);
 708         snapshot_display.set_name ("SnapshotDisplay");
 709         snapshot_display.set_size_request (75, -1);
 710         snapshot_display.set_headers_visible (false);
 711         snapshot_display.set_reorderable (false);
 712         snapshot_display_scroller.add (snapshot_display);
 713         snapshot_display_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
 714
 715         snapshot_display.get_selection()->signal_changed().connect (mem_fun(*this, &Editor::snapshot_display_selection_changed));
 716         snapshot_display.signal_button_press_event().connect (mem_fun (*this, &Editor::snapshot_display_button_press), false);
 717
 718         Gtk::Label* nlabel;
 719
 720         nlabel = manage (new Label (_("Regions")));
 721         nlabel->set_angle (-90);
 722         the_notebook.append_page (region_list_scroller, *nlabel);
 723         nlabel = manage (new Label (_("Tracks/Busses")));
 724         nlabel->set_angle (-90);
 725         the_notebook.append_page (route_list_scroller, *nlabel);
 726         nlabel = manage (new Label (_("Snapshots")));
 727         nlabel->set_angle (-90);
 728         the_notebook.append_page (snapshot_display_scroller, *nlabel);
 729         nlabel = manage (new Label (_("Edit Groups")));
 730         nlabel->set_angle (-90);
 731         the_notebook.append_page (*edit_group_display_packer, *nlabel);
 732
 733         if (!Profile->get_sae()) {
 734                 nlabel = manage (new Label (_("Chunks")));
 735                 nlabel->set_angle (-90);
 736                 the_notebook.append_page (named_selection_scroller, *nlabel);
 737         }
 738
 739         the_notebook.set_show_tabs (true);
 740         the_notebook.set_scrollable (true);
 741         the_notebook.popup_enable ();
 742         the_notebook.set_tab_pos (Gtk::POS_RIGHT);
 743
 744         post_maximal_editor_width = 0;
 745         post_maximal_pane_position = 0;
 746         edit_pane.pack1 (edit_packer, true, true);
 747         edit_pane.pack2 (the_notebook, false, true);
 748
 749         edit_pane.signal_size_allocate().connect (bind (mem_fun(*this, &Editor::pane_allocation_handler), static_cast<Paned*> (&edit_pane)));
 750 #ifdef GTKOSX
 751         Glib::PropertyProxy<int> proxy = edit_pane.property_position();
 752         proxy.signal_changed().connect (bind (sigc::ptr_fun (pane_size_watcher), static_cast<Paned*> (&edit_pane)));
 753 #endif
 754
 755         top_hbox.pack_start (toolbar_frame, true, true);
 756
 757         HBox *hbox = manage (new HBox);
 758         hbox->pack_start (edit_pane, true, true);
 759
 760         global_vpacker.pack_start (top_hbox, false, false);
 761         global_vpacker.pack_start (*hbox, true, true);
 762
 763         global_hpacker.pack_start (global_vpacker, true, true);
 764
 765         set_name ("EditorWindow");
 766         add_accel_group (ActionManager::ui_manager->get_accel_group());
 767
 768         status_bar_hpacker.show ();
 769
 770         vpacker.pack_end (status_bar_hpacker, false, false);
 771         vpacker.pack_end (global_hpacker, true, true);
 772
 773         /* register actions now so that set_state() can find them and set toggles/checks etc */
 774
 775         register_actions ();
 776
 777         snap_type = SnapToBeat;
 778         set_snap_to (snap_type);
 779         snap_mode = SnapOff;
 780         set_snap_mode (snap_mode);
 781         set_edit_point_preference (EditAtMouse, true);
 782
 783         XMLNode* node = ARDOUR_UI::instance()->editor_settings();
 784         set_state (*node);
 785
 786         _playlist_selector = new PlaylistSelector();
 787         _playlist_selector->signal_delete_event().connect (bind (sigc::ptr_fun (just_hide_it), static_cast<Window *> (_playlist_selector)));
 788
 789         RegionView::RegionViewGoingAway.connect (mem_fun(*this, &Editor::catch_vanishing_regionview));
 790
 791         /* nudge stuff */
 792
 793         nudge_forward_button.add (*(manage (new Image (::get_icon("nudge_right")))));
 794         nudge_backward_button.add (*(manage (new Image (::get_icon("nudge_left")))));
 795
 796         ARDOUR_UI::instance()->tooltips().set_tip (nudge_forward_button, _("Nudge Region/Selection Forwards"));
 797         ARDOUR_UI::instance()->tooltips().set_tip (nudge_backward_button, _("Nudge Region/Selection Backwards"));
 798
 799         nudge_forward_button.set_name ("TransportButton");
 800         nudge_backward_button.set_name ("TransportButton");
 801
 802         fade_context_menu.set_name ("ArdourContextMenu");
 803
 804         /* icons, titles, WM stuff */
 805
 806         list<Glib::RefPtr<Gdk::Pixbuf> > window_icons;
 807         Glib::RefPtr<Gdk::Pixbuf> icon;
 808
 809         if ((icon = ::get_icon ("ardour_icon_16px")) != 0) {
 810                 window_icons.push_back (icon);
 811         }
 812         if ((icon = ::get_icon ("ardour_icon_22px")) != 0) {
 813                 window_icons.push_back (icon);
 814         }
 815         if ((icon = ::get_icon ("ardour_icon_32px")) != 0) {
 816                 window_icons.push_back (icon);
 817         }
 818         if ((icon = ::get_icon ("ardour_icon_48px")) != 0) {
 819                 window_icons.push_back (icon);
 820         }
 821         if (!window_icons.empty()) {
 822                 set_icon_list (window_icons);
 823                 set_default_icon_list (window_icons);
 824         }
 825
 826         WindowTitle title(Glib::get_application_name());
 827         title += _("Editor");
 828         set_title (title.get_string());
 829         set_wmclass (X_("ardour_editor"), PROGRAM_NAME);
 830
 831         add (vpacker);
 832         add_events (Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK);
 833
 834         signal_configure_event().connect (mem_fun (*ARDOUR_UI::instance(), &ARDOUR_UI::configure_handler));
 835         signal_delete_event().connect (mem_fun (*ARDOUR_UI::instance(), &ARDOUR_UI::exit_on_main_window_close));
 836
 837         /* allow external control surfaces/protocols to do various things */
 838
 839         ControlProtocol::ZoomToSession.connect (mem_fun (*this, &Editor::temporal_zoom_session));
 840         ControlProtocol::ZoomIn.connect (bind (mem_fun (*this, &Editor::temporal_zoom_step), false));
 841         ControlProtocol::ZoomOut.connect (bind (mem_fun (*this, &Editor::temporal_zoom_step), true));
 842         ControlProtocol::ScrollTimeline.connect (mem_fun (*this, &Editor::control_scroll));
 843         BasicUI::AccessAction.connect (mem_fun (*this, &Editor::access_action));
 844
 845         Config->ParameterChanged.connect (mem_fun (*this, &Editor::parameter_changed));
 846         Route::SyncOrderKeys.connect (mem_fun (*this, &Editor::sync_order_keys));
 847
 848         constructed = true;
 849         instant_save ();
 850 }
 851
 852 Editor::~Editor()
 853 {
 854         /* <CMT Additions> */
 855         if(image_socket_listener)
 856         {
 857                 if(image_socket_listener->is_connected())
 858                 {
 859                         image_socket_listener->close_connection() ;
 860                 }
 861
 862                 delete image_socket_listener ;
 863                 image_socket_listener = 0 ;
 864         }
 865         /* </CMT Additions> */
 866
 867         if (track_canvas) {
 868                 delete track_canvas;
 869                 track_canvas = 0;
 870         }
 871 }
 872
 873 void
 874 Editor::add_toplevel_controls (Container& cont)
 875 {
 876         vpacker.pack_start (cont, false, false);
 877         cont.show_all ();
 878 }
 879
 880 void
 881 Editor::catch_vanishing_regionview (RegionView *rv)
 882 {
 883         /* note: the selection will take care of the vanishing
 884            audioregionview by itself.
 885         */
 886
 887         if (rv->get_canvas_group() == drag_info.item) {
 888                 end_grab (drag_info.item, 0);
 889         }
 890
 891         if (clicked_regionview == rv) {
 892                 clicked_regionview = 0;
 893         }
 894
 895         if (entered_regionview == rv) {
 896                 set_entered_regionview (0);
 897         }
 898 }
 899
 900 void
 901 Editor::set_entered_regionview (RegionView* rv)
 902 {
 903         if (rv == entered_regionview) {
 904                 return;
 905         }
 906
 907         if (entered_regionview) {
 908                 entered_regionview->exited ();
 909         }
 910
 911         if ((entered_regionview = rv) != 0) {
 912                 entered_regionview->entered ();
 913         }
 914 }
 915
 916 void
 917 Editor::set_entered_track (TimeAxisView* tav)
 918 {
 919         if (entered_track) {
 920                 entered_track->exited ();
 921         }
 922
 923         if ((entered_track = tav) != 0) {
 924                 entered_track->entered ();
 925         }
 926 }
 927
 928 void
 929 Editor::show_window ()
 930 {
 931         if (! is_visible ()) {
 932                 show_all ();
 933
 934                 /* now reset all audio_time_axis heights, because widgets might need
 935                    to be re-hidden
 936                 */
 937
 938                 TimeAxisView *tv;
 939
 940                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 941                         tv = (static_cast<TimeAxisView*>(*i));
 942                         tv->reset_height ();
 943                 }
 944         }
 945         present ();
 946 }
 947
 948 void
 949 Editor::instant_save ()
 950 {
 951         if (!constructed || !ARDOUR_UI::instance()->session_loaded) {
 952                 return;
 953         }
 954
 955         if (session) {
 956                 session->add_instant_xml(get_state(), session->path());
 957         } else {
 958                 Config->add_instant_xml(get_state(), get_user_ardour_path());
 959         }
 960 }
 961
 962 void
 963 Editor::edit_point_clock_changed()
 964 {
 965         if (_dragging_edit_point) {
 966                 return;
 967         }
 968
 969         if (selection->markers.empty()) {
 970                 return;
 971         }
 972
 973         bool ignored;
 974         Location* loc = find_location_from_marker (selection->markers.front(), ignored);
 975
 976         if (!loc) {
 977                 return;
 978         }
 979
 980         loc->move_to (edit_point_clock.current_time());
 981 }
 982
 983 void
 984 Editor::zoom_adjustment_changed ()
 985 {
 986         if (session == 0) {
 987                 return;
 988         }
 989
 990         double fpu = zoom_range_clock.current_duration() / canvas_width;
 991
 992         if (fpu < 1.0) {
 993                 fpu = 1.0;
 994                 zoom_range_clock.set ((nframes64_t) floor (fpu * canvas_width));
 995         } else if (fpu > session->current_end_frame() / canvas_width) {
 996                 fpu = session->current_end_frame() / canvas_width;
 997                 zoom_range_clock.set ((nframes64_t) floor (fpu * canvas_width));
 998         }
 999
1000         temporal_zoom (fpu);
1001 }
1002
1003 void
1004 Editor::control_scroll (float fraction)
1005 {
1006         ENSURE_GUI_THREAD(bind (mem_fun (*this, &Editor::control_scroll), fraction));
1007
1008         if (!session) {
1009                 return;
1010         }
1011
1012         double step = fraction * current_page_frames();
1013
1014         /*
1015                 _control_scroll_target is an optional<T>
1016
1017                 it acts like a pointer to an nframes64_t, with
1018                 a operator conversion to boolean to check
1019                 that it has a value could possibly use
1020                 playhead_cursor->current_frame to store the
1021                 value and a boolean in the class to know
1022                 when it's out of date
1023         */
1024
1025         if (!_control_scroll_target) {
1026                 _control_scroll_target = session->transport_frame();
1027                 _dragging_playhead = true;
1028         }
1029
1030         if ((fraction < 0.0f) && (*_control_scroll_target < (nframes64_t) fabs(step))) {
1031                 *_control_scroll_target = 0;
1032         } else if ((fraction > 0.0f) && (max_frames - *_control_scroll_target < step)) {
1033                 *_control_scroll_target = max_frames - (current_page_frames()*2); // allow room for slop in where the PH is on the screen
1034         } else {
1035                 *_control_scroll_target += (nframes64_t) floor (step);
1036         }
1037
1038         /* move visuals, we'll catch up with it later */
1039
1040         playhead_cursor->set_position (*_control_scroll_target);
1041         UpdateAllTransportClocks (*_control_scroll_target);
1042
1043         if (*_control_scroll_target > (current_page_frames() / 2)) {
1044                 /* try to center PH in window */
1045                 reset_x_origin (*_control_scroll_target - (current_page_frames()/2));
1046         } else {
1047                 reset_x_origin (0);
1048         }
1049
1050         /*
1051                 Now we do a timeout to actually bring the session to the right place
1052                 according to the playhead. This is to avoid reading disk buffers on every
1053                 call to control_scroll, which is driven by ScrollTimeline and therefore
1054                 probably by a control surface wheel which can generate lots of events.
1055         */
1056         /* cancel the existing timeout */
1057
1058         control_scroll_connection.disconnect ();
1059
1060         /* add the next timeout */
1061
1062         control_scroll_connection = Glib::signal_timeout().connect (bind (mem_fun (*this, &Editor::deferred_control_scroll), *_control_scroll_target), 250);
1063 }
1064
1065 bool
1066 Editor::deferred_control_scroll (nframes64_t target)
1067 {
1068         session->request_locate (*_control_scroll_target, session->transport_rolling());
1069         // reset for next stream
1070         _control_scroll_target = boost::none;
1071         _dragging_playhead = false;
1072         return false;
1073 }
1074
1075 void
1076 Editor::access_action (std::string action_group, std::string action_item)
1077 {
1078         if (!session) {
1079                 return;
1080         }
1081
1082         ENSURE_GUI_THREAD (bind (mem_fun (*this, &Editor::access_action), action_group, action_item));
1083
1084         RefPtr<Action> act;
1085         act = ActionManager::get_action( action_group.c_str(), action_item.c_str() );
1086
1087         if (act) {
1088                 act->activate();
1089         }
1090
1091
1092 }
1093
1094 void
1095 Editor::on_realize ()
1096 {
1097         Window::on_realize ();
1098         Realized ();
1099 }
1100
1101 void
1102 Editor::start_scrolling ()
1103 {
1104         scroll_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect
1105                 (mem_fun(*this, &Editor::update_current_screen));
1106
1107 }
1108
1109 void
1110 Editor::stop_scrolling ()
1111 {
1112         scroll_connection.disconnect ();
1113 }
1114
1115 void
1116 Editor::map_position_change (nframes64_t frame)
1117 {
1118         ENSURE_GUI_THREAD (bind (mem_fun(*this, &Editor::map_position_change), frame));
1119
1120         if (session == 0 || !_follow_playhead) {
1121                 return;
1122         }
1123
1124         center_screen (frame);
1125         playhead_cursor->set_position (frame);
1126 }
1127
1128 void
1129 Editor::center_screen (nframes64_t frame)
1130 {
1131         double page = canvas_width * frames_per_unit;
1132
1133         /* if we're off the page, then scroll.
1134          */
1135
1136         if (frame < leftmost_frame || frame >= leftmost_frame + page) {
1137                 center_screen_internal (frame, page);
1138         }
1139 }
1140
1141 void
1142 Editor::center_screen_internal (nframes64_t frame, float page)
1143 {
1144         page /= 2;
1145
1146         if (frame > page) {
1147                 frame -= (nframes64_t) page;
1148         } else {
1149                 frame = 0;
1150         }
1151
1152         reset_x_origin (frame);
1153 }
1154
1155 void
1156 Editor::handle_new_duration ()
1157 {
1158         if (!session) {
1159                 return;
1160         }
1161
1162         ENSURE_GUI_THREAD (mem_fun (*this, &Editor::handle_new_duration));
1163
1164         nframes64_t new_end = session->current_end_frame() + (nframes64_t) floorf (current_page_frames() * 0.10f);
1165
1166         horizontal_adjustment.set_upper (new_end / frames_per_unit);
1167         horizontal_adjustment.set_page_size (current_page_frames()/frames_per_unit);
1168
1169         if (horizontal_adjustment.get_value() + canvas_width > horizontal_adjustment.get_upper()) {
1170                 horizontal_adjustment.set_value (horizontal_adjustment.get_upper() - canvas_width);
1171         }
1172         //cerr << "Editor::handle_new_duration () called ha v:l:u:ps:lcf = " << horizontal_adjustment.get_value() << ":" << horizontal_adjustment.get_lower() << ":" << horizontal_adjustment.get_upper() << ":" << horizontal_adjustment.get_page_size() << ":" << endl;//DEBUG
1173 }
1174
1175 void
1176 Editor::update_title_s (const string & snap_name)
1177 {
1178         ENSURE_GUI_THREAD(bind (mem_fun(*this, &Editor::update_title_s), snap_name));
1179
1180         update_title ();
1181 }
1182
1183 void
1184 Editor::update_title ()
1185 {
1186         ENSURE_GUI_THREAD (mem_fun(*this, &Editor::update_title));
1187
1188         if (session) {
1189                 bool dirty = session->dirty();
1190
1191                 string session_name;
1192
1193                 if (session->snap_name() != session->name()) {
1194                         session_name = session->snap_name();
1195                 } else {
1196                         session_name = session->name();
1197                 }
1198
1199                 if (dirty) {
1200                         session_name = "*" + session_name;
1201                 }
1202
1203                 WindowTitle title(session_name);
1204                 title += Glib::get_application_name();
1205                 set_title (title.get_string());
1206         }
1207 }
1208
1209 void
1210 Editor::connect_to_session (Session *t)
1211 {
1212         session = t;
1213
1214         /* there are never any selected regions at startup */
1215
1216         sensitize_the_right_region_actions (false);
1217
1218         XMLNode* node = ARDOUR_UI::instance()->editor_settings();
1219         set_state (*node);
1220
1221         /* catch up with the playhead */
1222
1223         session->request_locate (playhead_cursor->current_frame);
1224
1225         update_title ();
1226
1227         session->GoingAway.connect (mem_fun(*this, &Editor::session_going_away));
1228         session->history().Changed.connect (mem_fun (*this, &Editor::history_changed));
1229
1230         /* These signals can all be emitted by a non-GUI thread. Therefore the
1231            handlers for them must not attempt to directly interact with the GUI,
1232            but use Gtkmm2ext::UI::instance()->call_slot();
1233         */
1234
1235         session_connections.push_back (session->TransportStateChange.connect (mem_fun(*this, &Editor::map_transport_state)));
1236         session_connections.push_back (session->PositionChanged.connect (mem_fun(*this, &Editor::map_position_change)));
1237         session_connections.push_back (session->RouteAdded.connect (mem_fun(*this, &Editor::handle_new_route)));
1238         session_connections.push_back (session->AudioRegionsAdded.connect (mem_fun(*this, &Editor::handle_new_audio_regions)));
1239         session_connections.push_back (session->AudioRegionRemoved.connect (mem_fun(*this, &Editor::handle_audio_region_removed)));
1240         session_connections.push_back (session->DurationChanged.connect (mem_fun(*this, &Editor::handle_new_duration)));
1241         session_connections.push_back (session->edit_group_added.connect (mem_fun(*this, &Editor::add_edit_group)));
1242         session_connections.push_back (session->edit_group_removed.connect (mem_fun(*this, &Editor::edit_groups_changed)));
1243         session_connections.push_back (session->NamedSelectionAdded.connect (mem_fun(*this, &Editor::handle_new_named_selection)));
1244         session_connections.push_back (session->NamedSelectionRemoved.connect (mem_fun(*this, &Editor::handle_new_named_selection)));
1245         session_connections.push_back (session->DirtyChanged.connect (mem_fun(*this, &Editor::update_title)));
1246         session_connections.push_back (session->StateSaved.connect (mem_fun(*this, &Editor::update_title_s)));
1247         session_connections.push_back (session->AskAboutPlaylistDeletion.connect (mem_fun(*this, &Editor::playlist_deletion_dialog)));
1248         session_connections.push_back (session->RegionHiddenChange.connect (mem_fun(*this, &Editor::region_hidden)));
1249
1250         session_connections.push_back (session->SMPTEOffsetChanged.connect (mem_fun(*this, &Editor::update_just_smpte)));
1251
1252         session_connections.push_back (session->tempo_map().StateChanged.connect (mem_fun(*this, &Editor::tempo_map_changed)));
1253
1254         edit_groups_changed ();
1255
1256         edit_point_clock.set_mode(AudioClock::BBT);
1257         edit_point_clock.set_session (session);
1258         zoom_range_clock.set_session (session);
1259         _playlist_selector->set_session (session);
1260         nudge_clock.set_session (session);
1261         if (Profile->get_sae()) {
1262                 BBT_Time bbt;
1263                 bbt.bars = 0;
1264                 bbt.beats = 0;
1265                 bbt.ticks = 120;
1266                 nframes_t pos = session->tempo_map().bbt_duration_at (0, bbt, 1);
1267                 nudge_clock.set_mode(AudioClock::BBT);
1268                 nudge_clock.set (pos, true, 0, AudioClock::BBT);
1269
1270         } else {
1271                 nudge_clock.set (session->frame_rate() * 5, true, 0, AudioClock::SMPTE); // default of 5 seconds
1272         }
1273
1274         playhead_cursor->canvas_item.show ();
1275
1276         if (rhythm_ferret) {
1277                 rhythm_ferret->set_session (session);
1278         }
1279
1280 #ifdef FFT_ANALYSIS
1281         if (analysis_window != 0)
1282                 analysis_window->set_session (session);
1283 #endif
1284
1285         Location* loc = session->locations()->auto_loop_location();
1286         if (loc == 0) {
1287                 loc = new Location (0, session->current_end_frame(), _("Loop"),(Location::Flags) (Location::IsAutoLoop | Location::IsHidden));
1288                 if (loc->start() == loc->end()) {
1289                         loc->set_end (loc->start() + 1);
1290                 }
1291                 session->locations()->add (loc, false);
1292                 session->set_auto_loop_location (loc);
1293         } else {
1294                 // force name
1295                 loc->set_name (_("Loop"));
1296         }
1297
1298         loc = session->locations()->auto_punch_location();
1299         if (loc == 0) {
1300                 loc = new Location (0, session->current_end_frame(), _("Punch"), (Location::Flags) (Location::IsAutoPunch | Location::IsHidden));
1301                 if (loc->start() == loc->end()) {
1302                         loc->set_end (loc->start() + 1);
1303                 }
1304                 session->locations()->add (loc, false);
1305                 session->set_auto_punch_location (loc);
1306         } else {
1307                 // force name
1308                 loc->set_name (_("Punch"));
1309         }
1310
1311         Config->map_parameters (mem_fun (*this, &Editor::parameter_changed));
1312
1313         session->StateSaved.connect (mem_fun(*this, &Editor::session_state_saved));
1314
1315         refresh_location_display ();
1316         session->locations()->added.connect (mem_fun(*this, &Editor::add_new_location));
1317         session->locations()->removed.connect (mem_fun(*this, &Editor::location_gone));
1318         session->locations()->changed.connect (mem_fun(*this, &Editor::refresh_location_display));
1319         session->locations()->StateChanged.connect (mem_fun(*this, &Editor::refresh_location_display_s));
1320         session->locations()->end_location()->changed.connect (mem_fun(*this, &Editor::end_location_changed));
1321
1322         if (sfbrowser) {
1323                 sfbrowser->set_session (session);
1324         }
1325
1326         handle_new_duration ();
1327
1328         redisplay_regions ();
1329         redisplay_named_selections ();
1330         redisplay_snapshots ();
1331
1332         restore_ruler_visibility ();
1333         //tempo_map_changed (Change (0));
1334         session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks);
1335
1336         initial_route_list_display ();
1337
1338         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
1339                 (static_cast<TimeAxisView*>(*i))->set_samples_per_unit (frames_per_unit);
1340         }
1341
1342         start_scrolling ();
1343
1344         /* don't show master bus in a new session */
1345
1346         if (ARDOUR_UI::instance()->session_is_new ()) {
1347
1348                 TreeModel::Children rows = route_display_model->children();
1349                 TreeModel::Children::iterator i;
1350
1351                 no_route_list_redisplay = true;
1352
1353                 for (i = rows.begin(); i != rows.end(); ++i) {
1354                         TimeAxisView *tv =  (*i)[route_display_columns.tv];
1355                         AudioTimeAxisView *atv;
1356
1357                         if ((atv = dynamic_cast<AudioTimeAxisView*>(tv)) != 0) {
1358                                 if (atv->route()->master()) {
1359                                         route_list_display.get_selection()->unselect (i);
1360                                 }
1361                         }
1362                 }
1363
1364                 no_route_list_redisplay = false;
1365                 redisplay_route_list ();
1366         }
1367
1368         switch (snap_type) {
1369         case SnapToRegionStart:
1370         case SnapToRegionEnd:
1371         case SnapToRegionSync:
1372         case SnapToRegionBoundary:
1373                 build_region_boundary_cache ();
1374                 break;
1375
1376         default:
1377                 break;
1378         }
1379
1380         /* register for undo history */
1381
1382         session->register_with_memento_command_factory(_id, this);
1383
1384         start_updating ();
1385 }
1386
1387 void
1388 Editor::build_cursors ()
1389 {
1390         using namespace Gdk;
1391
1392         Gdk::Color mbg ("#000000" ); /* Black */
1393         Gdk::Color mfg ("#0000ff" ); /* Blue. */
1394
1395         {
1396                 RefPtr<Bitmap> source, mask;
1397                 source = Bitmap::create (mag_bits, mag_width, mag_height);
1398                 mask = Bitmap::create (magmask_bits, mag_width, mag_height);
1399                 zoom_cursor = new Gdk::Cursor (source, mask, mfg, mbg, mag_x_hot, mag_y_hot);
1400         }
1401
1402         Gdk::Color fbg ("#ffffff" );
1403         Gdk::Color ffg  ("#000000" );
1404
1405         {
1406                 RefPtr<Bitmap> source, mask;
1407
1408                 source = Bitmap::create (fader_cursor_bits, fader_cursor_width, fader_cursor_height);
1409                 mask = Bitmap::create (fader_cursor_mask_bits, fader_cursor_width, fader_cursor_height);
1410                 fader_cursor = new Gdk::Cursor (source, mask, ffg, fbg, fader_cursor_x_hot, fader_cursor_y_hot);
1411         }
1412
1413         {
1414                 RefPtr<Bitmap> source, mask;
1415                 source = Bitmap::create (speaker_cursor_bits, speaker_cursor_width, speaker_cursor_height);
1416                 mask = Bitmap::create (speaker_cursor_mask_bits, speaker_cursor_width, speaker_cursor_height);
1417                 speaker_cursor = new Gdk::Cursor (source, mask, ffg, fbg, speaker_cursor_x_hot, speaker_cursor_y_hot);
1418         }
1419
1420         {
1421                 RefPtr<Bitmap> bits;
1422                 char pix[4] = { 0, 0, 0, 0 };
1423                 bits = Bitmap::create (pix, 2, 2);
1424                 Gdk::Color c;
1425                 transparent_cursor = new Gdk::Cursor (bits, bits, c, c, 0, 0);
1426         }
1427
1428
1429         grabber_cursor = new Gdk::Cursor (HAND2);
1430
1431         {
1432                 Glib::RefPtr<Gdk::Pixbuf> grabber_edit_point_pixbuf (::get_icon ("grabber_edit_point"));
1433                 grabber_edit_point_cursor = new Gdk::Cursor (Gdk::Display::get_default(), grabber_edit_point_pixbuf, 5, 17);
1434         }
1435
1436         cross_hair_cursor = new Gdk::Cursor (CROSSHAIR);
1437         trimmer_cursor =  new Gdk::Cursor (SB_H_DOUBLE_ARROW);
1438         selector_cursor = new Gdk::Cursor (XTERM);
1439         time_fx_cursor = new Gdk::Cursor (SIZING);
1440         wait_cursor = new Gdk::Cursor  (WATCH);
1441         timebar_cursor = new Gdk::Cursor(LEFT_PTR);
1442 }
1443
1444 void
1445 Editor::popup_fade_context_menu (int button, int32_t time, ArdourCanvas::Item* item, ItemType item_type)
1446 {
1447         using namespace Menu_Helpers;
1448         AudioRegionView* arv = static_cast<AudioRegionView*> (item->get_data ("regionview"));
1449
1450         if (arv == 0) {
1451                 fatal << _("programming error: fade in canvas item has no regionview data pointer!") << endmsg;
1452                 /*NOTREACHED*/
1453         }
1454
1455         MenuList& items (fade_context_menu.items());
1456
1457         items.clear ();
1458
1459         switch (item_type) {
1460         case FadeInItem:
1461         case FadeInHandleItem:
1462                 if (arv->audio_region()->fade_in_active()) {
1463                         items.push_back (MenuElem (_("Deactivate"), bind (mem_fun (*this, &Editor::set_fade_in_active), false)));
1464                 } else {
1465                         items.push_back (MenuElem (_("Activate"), bind (mem_fun (*this, &Editor::set_fade_in_active), true)));
1466                 }
1467
1468                 items.push_back (SeparatorElem());
1469
1470                 if (Profile->get_sae()) {
1471                         items.push_back (MenuElem (_("Linear"), bind (mem_fun (*this, &Editor::set_fade_in_shape), AudioRegion::Linear)));
1472                         items.push_back (MenuElem (_("Slowest"), bind (mem_fun (*this, &Editor::set_fade_in_shape), AudioRegion::Fast)));
1473                 } else {
1474                         items.push_back (MenuElem (_("Linear"), bind (mem_fun (*this, &Editor::set_fade_in_shape), AudioRegion::Linear)));
1475                         items.push_back (MenuElem (_("Slowest"), bind (mem_fun (*this, &Editor::set_fade_in_shape), AudioRegion::Fast)));
1476                         items.push_back (MenuElem (_("Slow"), bind (mem_fun (*this, &Editor::set_fade_in_shape), AudioRegion::LogB)));
1477                         items.push_back (MenuElem (_("Fast"), bind (mem_fun (*this, &Editor::set_fade_in_shape), AudioRegion::LogA)));
1478                         items.push_back (MenuElem (_("Fastest"), bind (mem_fun (*this, &Editor::set_fade_in_shape), AudioRegion::Slow)));
1479                 }
1480                 break;
1481
1482         case FadeOutItem:
1483         case FadeOutHandleItem:
1484                 if (arv->audio_region()->fade_out_active()) {
1485                         items.push_back (MenuElem (_("Deactivate"), bind (mem_fun (*this, &Editor::set_fade_out_active), false)));
1486                 } else {
1487                         items.push_back (MenuElem (_("Activate"), bind (mem_fun (*this, &Editor::set_fade_out_active), true)));
1488                 }
1489
1490                 items.push_back (SeparatorElem());
1491
1492                 if (Profile->get_sae()) {
1493                         items.push_back (MenuElem (_("Linear"), bind (mem_fun (*this, &Editor::set_fade_out_shape), AudioRegion::Linear)));
1494                         items.push_back (MenuElem (_("Slowest"), bind (mem_fun (*this, &Editor::set_fade_out_shape), AudioRegion::Slow)));
1495                 } else {
1496                         items.push_back (MenuElem (_("Linear"), bind (mem_fun (*this, &Editor::set_fade_out_shape), AudioRegion::Linear)));
1497                         items.push_back (MenuElem (_("Slowest"), bind (mem_fun (*this, &Editor::set_fade_out_shape), AudioRegion::Slow)));
1498                         items.push_back (MenuElem (_("Slow"), bind (mem_fun (*this, &Editor::set_fade_out_shape), AudioRegion::LogA)));
1499                         items.push_back (MenuElem (_("Fast"), bind (mem_fun (*this, &Editor::set_fade_out_shape), AudioRegion::LogB)));
1500                         items.push_back (MenuElem (_("Fastest"), bind (mem_fun (*this, &Editor::set_fade_out_shape), AudioRegion::Fast)));
1501                 }
1502                 break;
1503
1504         default:
1505                 fatal << _("programming error: ")
1506                       << X_("non-fade canvas item passed to popup_fade_context_menu()")
1507                       << endmsg;
1508                 /*NOTREACHED*/
1509         }
1510
1511         fade_context_menu.popup (button, time);
1512 }
1513
1514 void
1515 Editor::popup_track_context_menu (int button, int32_t time, ItemType item_type, bool with_selection, nframes64_t frame)
1516 {
1517         using namespace Menu_Helpers;
1518         Menu* (Editor::*build_menu_function)(nframes64_t);
1519         Menu *menu;
1520
1521         switch (item_type) {
1522         case RegionItem:
1523         case RegionViewName:
1524         case RegionViewNameHighlight:
1525                 if (with_selection) {
1526                         build_menu_function = &Editor::build_track_selection_context_menu;
1527                 } else {
1528                         build_menu_function = &Editor::build_track_region_context_menu;
1529                 }
1530                 break;
1531
1532         case SelectionItem:
1533                 if (with_selection) {
1534                         build_menu_function = &Editor::build_track_selection_context_menu;
1535                 } else {
1536                         build_menu_function = &Editor::build_track_context_menu;
1537                 }
1538                 break;
1539
1540         case CrossfadeViewItem:
1541                 build_menu_function = &Editor::build_track_crossfade_context_menu;
1542                 break;
1543
1544         case StreamItem:
1545                 if (clicked_audio_trackview->get_diskstream()) {
1546                         build_menu_function = &Editor::build_track_context_menu;
1547                 } else {
1548                         build_menu_function = &Editor::build_track_bus_context_menu;
1549                 }
1550                 break;
1551
1552         default:
1553                 /* probably shouldn't happen but if it does, we don't care */
1554                 return;
1555         }
1556
1557         menu = (this->*build_menu_function)(frame);
1558         menu->set_name ("ArdourContextMenu");
1559
1560         /* now handle specific situations */
1561
1562         switch (item_type) {
1563         case RegionItem:
1564         case RegionViewName:
1565         case RegionViewNameHighlight:
1566                 if (!with_selection) {
1567                         if (region_edit_menu_split_item) {
1568                                 if (clicked_regionview && clicked_regionview->region()->covers (get_preferred_edit_position())) {
1569                                         ActionManager::set_sensitive (ActionManager::edit_point_in_region_sensitive_actions, true);
1570                                 } else {
1571                                         ActionManager::set_sensitive (ActionManager::edit_point_in_region_sensitive_actions, false);
1572                                 }
1573                         }
1574                         /*
1575                         if (region_edit_menu_split_multichannel_item) {
1576                                 if (clicked_regionview && clicked_regionview->region().n_channels() > 1) {
1577                                         // GTK2FIX find the action, change its sensitivity
1578                                         // region_edit_menu_split_multichannel_item->set_sensitive (true);
1579                                 } else {
1580                                         // GTK2FIX see above
1581                                         // region_edit_menu_split_multichannel_item->set_sensitive (false);
1582                                 }
1583                         }*/
1584                 }
1585                 break;
1586
1587         case SelectionItem:
1588                 break;
1589
1590         case CrossfadeViewItem:
1591                 break;
1592
1593         case StreamItem:
1594                 break;
1595
1596         default:
1597                 /* probably shouldn't happen but if it does, we don't care */
1598                 return;
1599         }
1600
1601         if (item_type != SelectionItem && clicked_audio_trackview && clicked_audio_trackview->audio_track()) {
1602
1603                 /* Bounce to disk */
1604
1605                 using namespace Menu_Helpers;
1606                 MenuList& edit_items  = menu->items();
1607
1608                 edit_items.push_back (SeparatorElem());
1609
1610                 switch (clicked_audio_trackview->audio_track()->freeze_state()) {
1611                 case AudioTrack::NoFreeze:
1612                         edit_items.push_back (MenuElem (_("Freeze"), mem_fun(*this, &Editor::freeze_route)));
1613                         break;
1614
1615                 case AudioTrack::Frozen:
1616                         edit_items.push_back (MenuElem (_("Unfreeze"), mem_fun(*this, &Editor::unfreeze_route)));
1617                         break;
1618
1619                 case AudioTrack::UnFrozen:
1620                         edit_items.push_back (MenuElem (_("Freeze"), mem_fun(*this, &Editor::freeze_route)));
1621                         break;
1622                 }
1623
1624         }
1625
1626         menu->popup (button, time);
1627 }
1628
1629 Menu*
1630 Editor::build_track_context_menu (nframes64_t ignored)
1631 {
1632         using namespace Menu_Helpers;
1633
1634         MenuList& edit_items = track_context_menu.items();
1635         edit_items.clear();
1636
1637         add_dstream_context_items (edit_items);
1638         return &track_context_menu;
1639 }
1640
1641 Menu*
1642 Editor::build_track_bus_context_menu (nframes64_t ignored)
1643 {
1644         using namespace Menu_Helpers;
1645
1646         MenuList& edit_items = track_context_menu.items();
1647         edit_items.clear();
1648
1649         add_bus_context_items (edit_items);
1650         return &track_context_menu;
1651 }
1652
1653 Menu*
1654 Editor::build_track_region_context_menu (nframes64_t frame)
1655 {
1656         using namespace Menu_Helpers;
1657         MenuList& edit_items  = track_region_context_menu.items();
1658         edit_items.clear();
1659
1660         AudioTimeAxisView* atv = dynamic_cast<AudioTimeAxisView*> (clicked_trackview);
1661
1662         if (atv) {
1663                 boost::shared_ptr<Diskstream> ds;
1664                 boost::shared_ptr<Playlist> pl;
1665
1666                 if ((ds = atv->get_diskstream()) && ((pl = ds->playlist()))) {
1667
1668                         nframes64_t frame_pos = (nframes64_t) floor ((double)frame * ds->speed());
1669                         uint32_t regions_at = pl->count_regions_at (frame_pos);
1670
1671                         if (selection->regions.size() > 1) {
1672                                 // there's already a multiple selection: just add a
1673                                 // single region context menu that will act on all
1674                                 // selected regions
1675                                 boost::shared_ptr<Region> dummy_region; // = NULL
1676                                 add_region_context_items (atv->audio_view(), dummy_region, edit_items, frame_pos, regions_at > 1);
1677                         } else {
1678                                 // Find the topmost region and make the context menu for it
1679                                 boost::shared_ptr<Region> top_region = pl->top_region_at (frame_pos);
1680                                 add_region_context_items (atv->audio_view(), top_region, edit_items, frame_pos, regions_at > 1);
1681                         }
1682                 }
1683         }
1684
1685         add_dstream_context_items (edit_items);
1686
1687         return &track_region_context_menu;
1688 }
1689
1690 Menu*
1691 Editor::build_track_crossfade_context_menu (nframes64_t frame)
1692 {
1693         using namespace Menu_Helpers;
1694         MenuList& edit_items  = track_crossfade_context_menu.items();
1695         edit_items.clear ();
1696
1697         AudioTimeAxisView* atv = dynamic_cast<AudioTimeAxisView*> (clicked_trackview);
1698
1699         if (atv) {
1700                 boost::shared_ptr<Diskstream> ds;
1701                 boost::shared_ptr<Playlist> pl;
1702                 boost::shared_ptr<AudioPlaylist> apl;
1703
1704                 if ((ds = atv->get_diskstream()) && ((pl = ds->playlist()) != 0) && ((apl = boost::dynamic_pointer_cast<AudioPlaylist> (pl)) != 0)) {
1705
1706                         AudioPlaylist::Crossfades xfades;
1707
1708                         apl->crossfades_at (frame, xfades);
1709
1710                         bool many = xfades.size() > 1;
1711
1712                         for (AudioPlaylist::Crossfades::iterator i = xfades.begin(); i != xfades.end(); ++i) {
1713                                 add_crossfade_context_items (atv->audio_view(), (*i), edit_items, many);
1714                         }
1715
1716                         nframes64_t frame_pos = (nframes64_t) floor ((double)frame * ds->speed());
1717                         uint32_t regions_at = pl->count_regions_at (frame_pos);
1718
1719                         if (selection->regions.size() > 1) {
1720                                 // there's already a multiple selection: just add a
1721                                 // single region context menu that will act on all
1722                                 // selected regions
1723                                 boost::shared_ptr<Region> dummy_region; // = NULL
1724                                 add_region_context_items (atv->audio_view(), dummy_region, edit_items, frame_pos, regions_at > 1); // OR frame ???
1725                         } else {
1726                                 // Find the topmost region and make the context menu for it
1727                                 boost::shared_ptr<Region> top_region = pl->top_region_at (frame_pos);
1728                                 add_region_context_items (atv->audio_view(), top_region, edit_items, frame_pos, regions_at > 1);  // OR frame ???
1729                         }
1730                 }
1731         }
1732
1733         add_dstream_context_items (edit_items);
1734
1735         return &track_crossfade_context_menu;
1736 }
1737
1738 #ifdef FFT_ANALYSIS
1739 void
1740 Editor::analyze_region_selection()
1741 {
1742         if (analysis_window == 0) {
1743                 analysis_window = new AnalysisWindow();
1744
1745                 if (session != 0)
1746                         analysis_window->set_session(session);
1747
1748                 analysis_window->show_all();
1749         }
1750
1751         analysis_window->set_regionmode();
1752         analysis_window->analyze();
1753
1754         analysis_window->present();
1755 }
1756
1757 void
1758 Editor::analyze_range_selection()
1759 {
1760         if (analysis_window == 0) {
1761                 analysis_window = new AnalysisWindow();
1762
1763                 if (session != 0)
1764                         analysis_window->set_session(session);
1765
1766                 analysis_window->show_all();
1767         }
1768
1769         analysis_window->set_rangemode();
1770         analysis_window->analyze();
1771
1772         analysis_window->present();
1773 }
1774 #endif /* FFT_ANALYSIS */
1775
1776
1777
1778 Menu*
1779 Editor::build_track_selection_context_menu (nframes64_t ignored)
1780 {
1781         using namespace Menu_Helpers;
1782         MenuList& edit_items  = track_selection_context_menu.items();
1783         edit_items.clear ();
1784
1785         add_selection_context_items (edit_items);
1786         // edit_items.push_back (SeparatorElem());
1787         // add_dstream_context_items (edit_items);
1788
1789         return &track_selection_context_menu;
1790 }
1791
1792 void
1793 Editor::add_crossfade_context_items (AudioStreamView* view, boost::shared_ptr<Crossfade> xfade, Menu_Helpers::MenuList& edit_items, bool many)
1794 {
1795         using namespace Menu_Helpers;
1796         Menu     *xfade_menu = manage (new Menu);
1797         MenuList& items       = xfade_menu->items();
1798         xfade_menu->set_name ("ArdourContextMenu");
1799         string str;
1800
1801         if (xfade->active()) {
1802                 str = _("Mute");
1803         } else {
1804                 str = _("Unmute");
1805         }
1806
1807         items.push_back (MenuElem (str, bind (mem_fun(*this, &Editor::toggle_xfade_active), boost::weak_ptr<Crossfade> (xfade))));
1808         items.push_back (MenuElem (_("Edit"), bind (mem_fun(*this, &Editor::edit_xfade), boost::weak_ptr<Crossfade> (xfade))));
1809
1810         if (xfade->can_follow_overlap()) {
1811
1812                 if (xfade->following_overlap()) {
1813                         str = _("Convert to short");
1814                 } else {
1815                         str = _("Convert to full");
1816                 }
1817
1818                 items.push_back (MenuElem (str, bind (mem_fun(*this, &Editor::toggle_xfade_length), xfade)));
1819         }
1820
1821         if (many) {
1822                 str = xfade->out()->name();
1823                 str += "->";
1824                 str += xfade->in()->name();
1825         } else {
1826                 str = _("Crossfade");
1827         }
1828
1829         edit_items.push_back (MenuElem (str, *xfade_menu));
1830         edit_items.push_back (SeparatorElem());
1831 }
1832
1833 void
1834 Editor::xfade_edit_left_region ()
1835 {
1836         if (clicked_crossfadeview) {
1837                 clicked_crossfadeview->left_view.show_region_editor ();
1838         }
1839 }
1840
1841 void
1842 Editor::xfade_edit_right_region ()
1843 {
1844         if (clicked_crossfadeview) {
1845                 clicked_crossfadeview->right_view.show_region_editor ();
1846         }
1847 }
1848
1849 void
1850 Editor::add_region_context_items (AudioStreamView* sv, boost::shared_ptr<Region> region, Menu_Helpers::MenuList& edit_items,
1851                                   nframes64_t position, bool multiple_region_at_position)
1852 {
1853         using namespace Menu_Helpers;
1854         Gtk::MenuItem* foo_item;
1855         Menu     *region_menu = manage (new Menu);
1856         MenuList& items       = region_menu->items();
1857         region_menu->set_name ("ArdourContextMenu");
1858
1859         boost::shared_ptr<AudioRegion> ar;
1860
1861         if (region) {
1862                 ar = boost::dynamic_pointer_cast<AudioRegion> (region);
1863
1864                 /* when this particular menu pops up, make the relevant region
1865                    become selected.
1866                 */
1867
1868                 region_menu->signal_map_event().connect (
1869                         bind (
1870                                 mem_fun(*this, &Editor::set_selected_regionview_from_map_event),
1871                                 sv,
1872                                 boost::weak_ptr<Region>(region)
1873                         )
1874                 );
1875
1876                 items.push_back (MenuElem (_("Rename"), mem_fun(*this, &Editor::rename_region)));
1877                 items.push_back (MenuElem (_("Region Editor"), mem_fun(*this, &Editor::edit_region)));
1878         }
1879
1880         items.push_back (MenuElem (_("Raise to top layer"), mem_fun(*this, &Editor::raise_region_to_top)));
1881         items.push_back (MenuElem (_("Lower to bottom layer"), mem_fun  (*this, &Editor::lower_region_to_bottom)));
1882         items.push_back (SeparatorElem());
1883         items.push_back (MenuElem (_("Define sync point"), mem_fun(*this, &Editor::set_region_sync_from_edit_point)));
1884         if (_edit_point == EditAtMouse) {
1885                 items.back ().set_sensitive (false);
1886         }
1887         items.push_back (MenuElem (_("Remove sync point"), mem_fun(*this, &Editor::remove_region_sync)));
1888         items.push_back (SeparatorElem());
1889
1890         items.push_back (MenuElem (_("Audition"), mem_fun(*this, &Editor::play_selected_region)));
1891         items.push_back (MenuElem (_("Export"), mem_fun(*this, &Editor::export_region)));
1892         items.push_back (MenuElem (_("Bounce"), mem_fun(*this, &Editor::bounce_region_selection)));
1893
1894 #ifdef FFT_ANALYSIS
1895         items.push_back (MenuElem (_("Spectral Analysis"), mem_fun(*this, &Editor::analyze_region_selection)));
1896 #endif
1897
1898         items.push_back (SeparatorElem());
1899
1900         sigc::connection fooc;
1901         boost::shared_ptr<Region> region_to_check;
1902
1903         if (region) {
1904                 region_to_check = region;
1905         } else {
1906                 region_to_check = selection->regions.front()->region();
1907         }
1908
1909         items.push_back (CheckMenuElem (_("Lock")));
1910         CheckMenuItem* region_lock_item = static_cast<CheckMenuItem*>(&items.back());
1911         if (region_to_check->locked()) {
1912                 region_lock_item->set_active();
1913         }
1914         region_lock_item->signal_activate().connect (mem_fun(*this, &Editor::toggle_region_lock));
1915
1916         items.push_back (CheckMenuElem (_("Glue to Bars&Beats")));
1917         CheckMenuItem* bbt_glue_item = static_cast<CheckMenuItem*>(&items.back());
1918
1919         switch (region_to_check->positional_lock_style()) {
1920         case Region::MusicTime:
1921                 bbt_glue_item->set_active (true);
1922                 break;
1923         default:
1924                 bbt_glue_item->set_active (false);
1925                 break;
1926         }
1927
1928         bbt_glue_item->signal_activate().connect (bind (mem_fun (*this, &Editor::set_region_lock_style), Region::MusicTime));
1929
1930         items.push_back (CheckMenuElem (_("Mute")));
1931         CheckMenuItem* region_mute_item = static_cast<CheckMenuItem*>(&items.back());
1932         fooc = region_mute_item->signal_activate().connect (mem_fun(*this, &Editor::toggle_region_mute));
1933         if (region_to_check->muted()) {
1934                 fooc.block (true);
1935                 region_mute_item->set_active();
1936                 fooc.block (false);
1937         }
1938
1939         items.push_back (MenuElem (_("Transpose"), mem_fun(*this, &Editor::pitch_shift_regions)));
1940
1941         if (!Profile->get_sae()) {
1942                 items.push_back (CheckMenuElem (_("Opaque")));
1943                 CheckMenuItem* region_opaque_item = static_cast<CheckMenuItem*>(&items.back());
1944                 fooc = region_opaque_item->signal_activate().connect (mem_fun(*this, &Editor::toggle_region_opaque));
1945                 if (region_to_check->opaque()) {
1946                         fooc.block (true);
1947                         region_opaque_item->set_active();
1948                         fooc.block (false);
1949                 }
1950         }
1951
1952         items.push_back (CheckMenuElem (_("Original position"), mem_fun(*this, &Editor::naturalize)));
1953         if (region_to_check->at_natural_position()) {
1954                 items.back().set_sensitive (false);
1955         }
1956
1957         items.push_back (SeparatorElem());
1958
1959         if (ar) {
1960
1961                 RegionView* rv = sv->find_view (ar);
1962                 AudioRegionView* arv = dynamic_cast<AudioRegionView*>(rv);
1963
1964                 if (!Profile->get_sae()) {
1965                         items.push_back (MenuElem (_("Reset Envelope"), mem_fun(*this, &Editor::reset_region_gain_envelopes)));
1966
1967                         items.push_back (CheckMenuElem (_("Envelope Visible")));
1968                         CheckMenuItem* region_envelope_visible_item = static_cast<CheckMenuItem*> (&items.back());
1969                         fooc = region_envelope_visible_item->signal_activate().connect (mem_fun(*this, &Editor::toggle_gain_envelope_visibility));
1970                         if (arv->envelope_visible()) {
1971                                 fooc.block (true);
1972                                 region_envelope_visible_item->set_active (true);
1973                                 fooc.block (false);
1974                         }
1975
1976                         items.push_back (CheckMenuElem (_("Envelope Active")));
1977                         CheckMenuItem* region_envelope_active_item = static_cast<CheckMenuItem*> (&items.back());
1978                         fooc = region_envelope_active_item->signal_activate().connect (mem_fun(*this, &Editor::toggle_gain_envelope_active));
1979
1980                         if (ar->envelope_active()) {
1981                                 fooc.block (true);
1982                                 region_envelope_active_item->set_active (true);
1983                                 fooc.block (false);
1984                         }
1985
1986                         items.push_back (SeparatorElem());
1987                 }
1988
1989                 if (ar->scale_amplitude() != 1.0f) {
1990                         items.push_back (MenuElem (_("DeNormalize"), mem_fun(*this, &Editor::denormalize_region)));
1991                 } else {
1992                         items.push_back (MenuElem (_("Normalize"), mem_fun(*this, &Editor::normalize_region)));
1993                 }
1994         }
1995
1996         items.push_back (MenuElem (_("Reverse"), mem_fun(*this, &Editor::reverse_region)));
1997         items.push_back (SeparatorElem());
1998
1999         /* range related stuff */
2000
2001         items.push_back (MenuElem (_("Add Single Range"), mem_fun (*this, &Editor::add_location_from_audio_region)));
2002         items.push_back (MenuElem (_("Add Range Markers"), mem_fun (*this, &Editor::add_locations_from_audio_region)));
2003         if (selection->regions.size() < 2) {
2004                 items.back().set_sensitive (false);
2005         }
2006
2007         items.push_back (MenuElem (_("Set Range Selection"), mem_fun (*this, &Editor::set_selection_from_audio_region)));
2008         items.push_back (SeparatorElem());
2009
2010         /* Nudge region */
2011
2012         Menu *nudge_menu = manage (new Menu());
2013         MenuList& nudge_items = nudge_menu->items();
2014         nudge_menu->set_name ("ArdourContextMenu");
2015
2016         nudge_items.push_back (MenuElem (_("Nudge fwd"), (bind (mem_fun(*this, &Editor::nudge_forward), false, false))));
2017         nudge_items.push_back (MenuElem (_("Nudge bwd"), (bind (mem_fun(*this, &Editor::nudge_backward), false, false))));
2018         nudge_items.push_back (MenuElem (_("Nudge fwd by capture offset"), (mem_fun(*this, &Editor::nudge_forward_capture_offset))));
2019         nudge_items.push_back (MenuElem (_("Nudge bwd by capture offset"), (mem_fun(*this, &Editor::nudge_backward_capture_offset))));
2020
2021         items.push_back (MenuElem (_("Nudge"), *nudge_menu));
2022         items.push_back (SeparatorElem());
2023
2024         Menu *trim_menu = manage (new Menu);
2025         MenuList& trim_items = trim_menu->items();
2026         trim_menu->set_name ("ArdourContextMenu");
2027
2028         trim_items.push_back (MenuElem (_("Start to edit point"), mem_fun(*this, &Editor::trim_region_from_edit_point)));
2029         foo_item = &trim_items.back();
2030         if (_edit_point == EditAtMouse) {
2031                 foo_item->set_sensitive (false);
2032         }
2033         trim_items.push_back (MenuElem (_("Edit point to end"), mem_fun(*this, &Editor::trim_region_to_edit_point)));
2034         foo_item = &trim_items.back();
2035         if (_edit_point == EditAtMouse) {
2036                 foo_item->set_sensitive (false);
2037         }
2038         trim_items.push_back (MenuElem (_("Trim To Loop"), mem_fun(*this, &Editor::trim_region_to_loop)));
2039         trim_items.push_back (MenuElem (_("Trim To Punch"), mem_fun(*this, &Editor::trim_region_to_punch)));
2040
2041         items.push_back (MenuElem (_("Trim"), *trim_menu));
2042         items.push_back (SeparatorElem());
2043
2044         items.push_back (MenuElem (_("Split"), (mem_fun(*this, &Editor::split_region))));
2045         region_edit_menu_split_item = &items.back();
2046
2047         if (_edit_point == EditAtMouse) {
2048                 region_edit_menu_split_item->set_sensitive (false);
2049         }
2050
2051         items.push_back (MenuElem (_("Make mono regions"), (mem_fun(*this, &Editor::split_multichannel_region))));
2052         region_edit_menu_split_multichannel_item = &items.back();
2053
2054         items.push_back (MenuElem (_("Duplicate"), (bind (mem_fun(*this, &Editor::duplicate_dialog), false))));
2055         items.push_back (MenuElem (_("Multi-Duplicate"), (bind (mem_fun(*this, &Editor::duplicate_dialog), true))));
2056         items.push_back (MenuElem (_("Fill Track"), (mem_fun(*this, &Editor::region_fill_track))));
2057         items.push_back (SeparatorElem());
2058         items.push_back (MenuElem (_("Remove"), mem_fun(*this, &Editor::remove_region)));
2059
2060         /* OK, stick the region submenu at the top of the list, and then add
2061            the standard items.
2062         */
2063
2064         /* we have to hack up the region name because "_" has a special
2065            meaning for menu titles.
2066         */
2067
2068         string::size_type pos = 0;
2069         string menu_item_name = (region) ? region->name() : _("Selected regions");
2070
2071         while ((pos = menu_item_name.find ("_", pos)) != string::npos) {
2072                 menu_item_name.replace (pos, 1, "__");
2073                 pos += 2;
2074         }
2075
2076         edit_items.push_back (MenuElem (menu_item_name, *region_menu));
2077         if (multiple_region_at_position && (layering_order_editor == 0 || !layering_order_editor->is_visible ())) {
2078                 edit_items.push_back (MenuElem (_("Choose top region"), (bind (mem_fun(*this, &Editor::change_region_layering_order), position))));
2079         }
2080         edit_items.push_back (SeparatorElem());
2081 }
2082
2083 void
2084 Editor::add_selection_context_items (Menu_Helpers::MenuList& items)
2085 {
2086         using namespace Menu_Helpers;
2087
2088         items.push_back (MenuElem (_("Play range"), mem_fun(*this, &Editor::play_selection)));
2089         items.push_back (MenuElem (_("Loop range"), bind (mem_fun(*this, &Editor::set_loop_from_selection), true)));
2090
2091 #ifdef FFT_ANALYSIS
2092         items.push_back (SeparatorElem());
2093         items.push_back (MenuElem (_("Spectral Analysis"), mem_fun(*this, &Editor::analyze_range_selection)));
2094 #endif
2095
2096         items.push_back (SeparatorElem());
2097         items.push_back (MenuElem (_("Extend Range to End of Region"), bind (mem_fun(*this, &Editor::extend_selection_to_end_of_region), false)));
2098         items.push_back (MenuElem (_("Extend Range to Start of Region"), bind (mem_fun(*this, &Editor::extend_selection_to_start_of_region), false)));
2099
2100         items.push_back (SeparatorElem());
2101         items.push_back (MenuElem (_("Convert to region in-place"), mem_fun(*this, &Editor::separate_region_from_selection)));
2102         items.push_back (MenuElem (_("Convert to region in region list"), mem_fun(*this, &Editor::new_region_from_selection)));
2103
2104         items.push_back (SeparatorElem());
2105         items.push_back (MenuElem (_("Select all in range"), mem_fun(*this, &Editor::select_all_selectables_using_time_selection)));
2106
2107         items.push_back (SeparatorElem());
2108         items.push_back (MenuElem (_("Set loop from selection"), bind (mem_fun(*this, &Editor::set_loop_from_selection), false)));
2109         items.push_back (MenuElem (_("Set punch from selection"), mem_fun(*this, &Editor::set_punch_from_selection)));
2110
2111         items.push_back (SeparatorElem());
2112         items.push_back (MenuElem (_("Add Range Markers"), mem_fun (*this, &Editor::add_location_from_selection)));
2113         items.push_back (SeparatorElem());
2114         items.push_back (MenuElem (_("Crop region to range"), mem_fun(*this, &Editor::crop_region_to_selection)));
2115         items.push_back (MenuElem (_("Fill range with region"), mem_fun(*this, &Editor::region_fill_selection)));
2116         items.push_back (MenuElem (_("Duplicate range"), bind (mem_fun(*this, &Editor::duplicate_dialog), false)));
2117         items.push_back (MenuElem (_("Create chunk from range"), mem_fun(*this, &Editor::create_named_selection)));
2118         items.push_back (SeparatorElem());
2119         items.push_back (MenuElem (_("Consolidate range"), bind (mem_fun(*this, &Editor::bounce_range_selection), true, false)));
2120         items.push_back (MenuElem (_("Consolidate range with processing"), bind (mem_fun(*this, &Editor::bounce_range_selection), true, true)));
2121         items.push_back (MenuElem (_("Bounce range to region list"), bind (mem_fun(*this, &Editor::bounce_range_selection), false, false)));
2122         items.push_back (MenuElem (_("Bounce range to region list with processing"), bind (mem_fun(*this, &Editor::bounce_range_selection), false, true)));
2123         items.push_back (MenuElem (_("Export range"), mem_fun(*this, &Editor::export_selection)));
2124 }
2125
2126 void
2127 Editor::add_dstream_context_items (Menu_Helpers::MenuList& edit_items)
2128 {
2129         using namespace Menu_Helpers;
2130
2131         /* Playback */
2132
2133         Menu *play_menu = manage (new Menu);
2134         MenuList& play_items = play_menu->items();
2135         play_menu->set_name ("ArdourContextMenu");
2136
2137         play_items.push_back (MenuElem (_("Play from edit point"), mem_fun(*this, &Editor::play_from_edit_point)));
2138         play_items.push_back (MenuElem (_("Play from start"), mem_fun(*this, &Editor::play_from_start)));
2139         play_items.push_back (MenuElem (_("Play region"), mem_fun(*this, &Editor::play_selected_region)));
2140         play_items.push_back (SeparatorElem());
2141         play_items.push_back (MenuElem (_("Loop Region"), mem_fun(*this, &Editor::loop_selected_region)));
2142
2143         edit_items.push_back (MenuElem (_("Play"), *play_menu));
2144
2145         /* Selection */
2146
2147         Menu *select_menu = manage (new Menu);
2148         MenuList& select_items = select_menu->items();
2149         select_menu->set_name ("ArdourContextMenu");
2150
2151         select_items.push_back (MenuElem (_("Select All in track"), bind (mem_fun(*this, &Editor::select_all_in_track), Selection::Set)));
2152         select_items.push_back (MenuElem (_("Select All"), bind (mem_fun(*this, &Editor::select_all), Selection::Set)));
2153         select_items.push_back (MenuElem (_("Invert selection in track"), mem_fun(*this, &Editor::invert_selection_in_track)));
2154         select_items.push_back (MenuElem (_("Invert selection"), mem_fun(*this, &Editor::invert_selection)));
2155         select_items.push_back (SeparatorElem());
2156         select_items.push_back (MenuElem (_("Set range to loop range"), mem_fun(*this, &Editor::set_selection_from_loop)));
2157         select_items.push_back (MenuElem (_("Set range to punch range"), mem_fun(*this, &Editor::set_selection_from_punch)));
2158         select_items.push_back (SeparatorElem());
2159         select_items.push_back (MenuElem (_("Select All After Edit Point"), bind (mem_fun(*this, &Editor::select_all_selectables_using_edit), true)));
2160         select_items.push_back (MenuElem (_("Select All Before Edit Point"), bind (mem_fun(*this, &Editor::select_all_selectables_using_edit), false)));
2161         select_items.push_back (MenuElem (_("Select All After Playhead"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), playhead_cursor, true)));
2162         select_items.push_back (MenuElem (_("Select All Before Playhead"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), playhead_cursor, false)));
2163         select_items.push_back (MenuElem (_("Select All Between Playhead & Edit Point"), bind (mem_fun(*this, &Editor::select_all_selectables_between), false)));
2164         select_items.push_back (MenuElem (_("Select All Within Playhead & Edit Point"), bind (mem_fun(*this, &Editor::select_all_selectables_between), true)));
2165         select_items.push_back (MenuElem (_("Select Range Between Playhead & Edit Point"), mem_fun(*this, &Editor::select_range_between)));
2166
2167         select_items.push_back (SeparatorElem());
2168
2169         edit_items.push_back (MenuElem (_("Select"), *select_menu));
2170
2171         /* Cut-n-Paste */
2172
2173         Menu *cutnpaste_menu = manage (new Menu);
2174         MenuList& cutnpaste_items = cutnpaste_menu->items();
2175         cutnpaste_menu->set_name ("ArdourContextMenu");
2176
2177         cutnpaste_items.push_back (MenuElem (_("Cut"), mem_fun(*this, &Editor::cut)));
2178         cutnpaste_items.push_back (MenuElem (_("Copy"), mem_fun(*this, &Editor::copy)));
2179         cutnpaste_items.push_back (MenuElem (_("Paste"), bind (mem_fun(*this, &Editor::paste), 1.0f)));
2180
2181         cutnpaste_items.push_back (SeparatorElem());
2182
2183         cutnpaste_items.push_back (MenuElem (_("Align"), bind (mem_fun(*this, &Editor::align), ARDOUR::SyncPoint)));
2184         cutnpaste_items.push_back (MenuElem (_("Align Relative"), bind (mem_fun(*this, &Editor::align_relative), ARDOUR::SyncPoint)));
2185
2186         cutnpaste_items.push_back (SeparatorElem());
2187
2188         cutnpaste_items.push_back (MenuElem (_("Insert chunk"), bind (mem_fun(*this, &Editor::paste_named_selection), 1.0f)));
2189
2190         edit_items.push_back (MenuElem (_("Edit"), *cutnpaste_menu));
2191
2192         /* Adding new material */
2193
2194         edit_items.push_back (SeparatorElem());
2195         edit_items.push_back (MenuElem (_("Insert Selected Region"), bind (mem_fun(*this, &Editor::insert_region_list_selection), 1.0f)));
2196         edit_items.push_back (MenuElem (_("Insert Existing Audio"), bind (mem_fun(*this, &Editor::add_external_audio_action), ImportToTrack)));
2197
2198         /* Nudge track */
2199
2200         Menu *nudge_menu = manage (new Menu());
2201         MenuList& nudge_items = nudge_menu->items();
2202         nudge_menu->set_name ("ArdourContextMenu");
2203
2204         edit_items.push_back (SeparatorElem());
2205         nudge_items.push_back (MenuElem (_("Nudge entire track fwd"), (bind (mem_fun(*this, &Editor::nudge_track), false, true))));
2206         nudge_items.push_back (MenuElem (_("Nudge track after edit point fwd"), (bind (mem_fun(*this, &Editor::nudge_track), true, true))));
2207         nudge_items.push_back (MenuElem (_("Nudge entire track bwd"), (bind (mem_fun(*this, &Editor::nudge_track), false, false))));
2208         nudge_items.push_back (MenuElem (_("Nudge track after edit point bwd"), (bind (mem_fun(*this, &Editor::nudge_track), true, false))));
2209
2210         edit_items.push_back (MenuElem (_("Nudge"), *nudge_menu));
2211 }
2212
2213 void
2214 Editor::add_bus_context_items (Menu_Helpers::MenuList& edit_items)
2215 {
2216         using namespace Menu_Helpers;
2217
2218         /* Playback */
2219
2220         Menu *play_menu = manage (new Menu);
2221         MenuList& play_items = play_menu->items();
2222         play_menu->set_name ("ArdourContextMenu");
2223
2224         play_items.push_back (MenuElem (_("Play from edit point"), mem_fun(*this, &Editor::play_from_edit_point)));
2225         play_items.push_back (MenuElem (_("Play from start"), mem_fun(*this, &Editor::play_from_start)));
2226         edit_items.push_back (MenuElem (_("Play"), *play_menu));
2227
2228         /* Selection */
2229
2230         Menu *select_menu = manage (new Menu);
2231         MenuList& select_items = select_menu->items();
2232         select_menu->set_name ("ArdourContextMenu");
2233
2234         select_items.push_back (MenuElem (_("Select All in track"), bind (mem_fun(*this, &Editor::select_all_in_track), Selection::Set)));
2235         select_items.push_back (MenuElem (_("Select All"), bind (mem_fun(*this, &Editor::select_all), Selection::Set)));
2236         select_items.push_back (MenuElem (_("Invert selection in track"), mem_fun(*this, &Editor::invert_selection_in_track)));
2237         select_items.push_back (MenuElem (_("Invert selection"), mem_fun(*this, &Editor::invert_selection)));
2238         select_items.push_back (SeparatorElem());
2239         select_items.push_back (MenuElem (_("Select all after edit point"), bind (mem_fun(*this, &Editor::select_all_selectables_using_edit), true)));
2240         select_items.push_back (MenuElem (_("Select all before edit point"), bind (mem_fun(*this, &Editor::select_all_selectables_using_edit), false)));
2241         select_items.push_back (MenuElem (_("Select all after playhead"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), playhead_cursor, true)));
2242         select_items.push_back (MenuElem (_("Select all before playhead"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), playhead_cursor, false)));
2243
2244         edit_items.push_back (MenuElem (_("Select"), *select_menu));
2245
2246         /* Cut-n-Paste */
2247
2248         Menu *cutnpaste_menu = manage (new Menu);
2249         MenuList& cutnpaste_items = cutnpaste_menu->items();
2250         cutnpaste_menu->set_name ("ArdourContextMenu");
2251
2252         cutnpaste_items.push_back (MenuElem (_("Cut"), mem_fun(*this, &Editor::cut)));
2253         cutnpaste_items.push_back (MenuElem (_("Copy"), mem_fun(*this, &Editor::copy)));
2254         cutnpaste_items.push_back (MenuElem (_("Paste"), bind (mem_fun(*this, &Editor::paste), 1.0f)));
2255
2256         Menu *nudge_menu = manage (new Menu());
2257         MenuList& nudge_items = nudge_menu->items();
2258         nudge_menu->set_name ("ArdourContextMenu");
2259
2260         edit_items.push_back (SeparatorElem());
2261         nudge_items.push_back (MenuElem (_("Nudge entire track fwd"), (bind (mem_fun(*this, &Editor::nudge_track), false, true))));
2262         nudge_items.push_back (MenuElem (_("Nudge track after edit point fwd"), (bind (mem_fun(*this, &Editor::nudge_track), true, true))));
2263         nudge_items.push_back (MenuElem (_("Nudge entire track bwd"), (bind (mem_fun(*this, &Editor::nudge_track), false, false))));
2264         nudge_items.push_back (MenuElem (_("Nudge track after edit point bwd"), (bind (mem_fun(*this, &Editor::nudge_track), true, false))));
2265
2266         edit_items.push_back (MenuElem (_("Nudge"), *nudge_menu));
2267 }
2268
2269 void
2270 Editor::set_snap_to (SnapType st)
2271 {
2272         unsigned int snap_ind = (unsigned int)st;
2273         snap_type = st;
2274
2275         if (snap_ind > snap_type_strings.size() - 1) {
2276                 snap_ind = 0;
2277                 snap_type = (SnapType)snap_ind;
2278         }
2279
2280         string str = snap_type_strings[snap_ind];
2281
2282         if (str != snap_type_selector.get_active_text()) {
2283                 snap_type_selector.set_active_text (str);
2284         }
2285
2286         instant_save ();
2287
2288         switch (snap_type) {
2289         case SnapToAThirtysecondBeat:
2290         case SnapToASixteenthBeat:
2291         case SnapToAEighthBeat:
2292         case SnapToAQuarterBeat:
2293         case SnapToAThirdBeat:
2294                 update_tempo_based_rulers ();
2295                 break;
2296
2297         case SnapToRegionStart:
2298         case SnapToRegionEnd:
2299         case SnapToRegionSync:
2300         case SnapToRegionBoundary:
2301                 build_region_boundary_cache ();
2302                 break;
2303
2304         default:
2305                 /* relax */
2306                 break;
2307     }
2308 }
2309
2310 void
2311 Editor::set_snap_mode (SnapMode mode)
2312 {
2313         snap_mode = mode;
2314         string str = snap_mode_strings[(int)mode];
2315
2316         if (str != snap_mode_selector.get_active_text ()) {
2317                 snap_mode_selector.set_active_text (str);
2318         }
2319
2320         instant_save ();
2321 }
2322 void
2323 Editor::set_edit_point_preference (EditPoint ep, bool force)
2324 {
2325         bool changed = (_edit_point != ep);
2326
2327         _edit_point = ep;
2328         string str = edit_point_strings[(int)ep];
2329
2330         if (str != edit_point_selector.get_active_text ()) {
2331                 edit_point_selector.set_active_text (str);
2332         }
2333
2334         set_canvas_cursor ();
2335
2336         if (!force && !changed) {
2337                 return;
2338         }
2339
2340         switch (zoom_focus) {
2341         case ZoomFocusMouse:
2342         case ZoomFocusPlayhead:
2343         case ZoomFocusEdit:
2344                 switch (_edit_point) {
2345                 case EditAtMouse:
2346                         set_zoom_focus (ZoomFocusMouse);
2347                         break;
2348                 case EditAtPlayhead:
2349                         set_zoom_focus (ZoomFocusPlayhead);
2350                         break;
2351                 case EditAtSelectedMarker:
2352                         set_zoom_focus (ZoomFocusEdit);
2353                         break;
2354                 }
2355                 break;
2356         default:
2357                 break;
2358         }
2359
2360         const char* action=NULL;
2361
2362         switch (_edit_point) {
2363         case EditAtPlayhead:
2364                 action = "edit-at-playhead";
2365                 break;
2366         case EditAtSelectedMarker:
2367                 action = "edit-at-marker";
2368                 break;
2369         case EditAtMouse:
2370                 action = "edit-at-mouse";
2371                 break;
2372         }
2373
2374         Glib::RefPtr<Action> act = ActionManager::get_action ("Editor", action);
2375         if (act) {
2376                 Glib::RefPtr<RadioAction>::cast_dynamic(act)->set_active (true);
2377         }
2378
2379         nframes64_t foo;
2380         bool in_track_canvas;
2381
2382         if (!mouse_frame (foo, in_track_canvas)) {
2383                 in_track_canvas = false;
2384         }
2385
2386         reset_canvas_action_sensitivity (in_track_canvas);
2387
2388         instant_save ();
2389 }
2390
2391 int
2392 Editor::set_state (const XMLNode& node)
2393 {
2394         const XMLProperty* prop;
2395         XMLNode* geometry;
2396         int x, y, xoff, yoff;
2397         Gdk::Geometry g;
2398
2399         if ((prop = node.property ("id")) != 0) {
2400                 _id = prop->value ();
2401         }
2402
2403         g.base_width = default_width;
2404         g.base_height = default_height;
2405         x = 1;
2406         y = 1;
2407         xoff = 0;
2408         yoff = 21;
2409
2410         if ((geometry = find_named_node (node, "geometry")) != 0) {
2411
2412                 XMLProperty* prop;
2413
2414                 if ((prop = geometry->property("x_size")) == 0) {
2415                         prop = geometry->property ("x-size");
2416                 }
2417                 if (prop) {
2418                         g.base_width = atoi(prop->value());
2419                 }
2420                 if ((prop = geometry->property("y_size")) == 0) {
2421                         prop = geometry->property ("y-size");
2422                 }
2423                 if (prop) {
2424                         g.base_height = atoi(prop->value());
2425                 }
2426
2427                 if ((prop = geometry->property ("x_pos")) == 0) {
2428                         prop = geometry->property ("x-pos");
2429                 }
2430                 if (prop) {
2431                         x = atoi (prop->value());
2432
2433                 }
2434                 if ((prop = geometry->property ("y_pos")) == 0) {
2435                         prop = geometry->property ("y-pos");
2436                 }
2437                 if (prop) {
2438                         y = atoi (prop->value());
2439                 }
2440
2441                 if ((prop = geometry->property ("x_off")) == 0) {
2442                         prop = geometry->property ("x-off");
2443                 }
2444                 if (prop) {
2445                         xoff = atoi (prop->value());
2446                 }
2447                 if ((prop = geometry->property ("y_off")) == 0) {
2448                         prop = geometry->property ("y-off");
2449                 }
2450                 if (prop) {
2451                         yoff = atoi (prop->value());
2452                 }
2453
2454         }
2455
2456         set_default_size (g.base_width, g.base_height);
2457         move (x, y);
2458
2459         if (session && (prop = node.property ("playhead"))) {
2460                 nframes64_t pos;
2461                 sscanf (prop->value().c_str(), "%" PRIi64, &pos);
2462                 playhead_cursor->set_position (pos);
2463         } else {
2464                 playhead_cursor->set_position (0);
2465
2466                 /* reset_x_origin() doesn't work right here, since the old
2467                    position may be zero already, and it does nothing in such
2468                    circumstances.
2469                 */
2470
2471                 leftmost_frame = 0;
2472                 horizontal_adjustment.set_value (0);
2473         }
2474
2475         if ((prop = node.property ("mixer-width"))) {
2476                 editor_mixer_strip_width = Width (string_2_enum (prop->value(), editor_mixer_strip_width));
2477         }
2478
2479         if ((prop = node.property ("zoom-focus"))) {
2480                 set_zoom_focus ((ZoomFocus) atoi (prop->value()));
2481         }
2482
2483         if ((prop = node.property ("zoom"))) {
2484                 reset_zoom (PBD::atof (prop->value()));
2485         }
2486
2487         if ((prop = node.property ("snap-to"))) {
2488                 set_snap_to ((SnapType) atoi (prop->value()));
2489         }
2490
2491         if ((prop = node.property ("snap-mode"))) {
2492                 set_snap_mode ((SnapMode) atoi (prop->value()));
2493         }
2494
2495         if ((prop = node.property ("edit-point"))) {
2496                 set_edit_point_preference ((EditPoint) string_2_enum (prop->value(), _edit_point), true);
2497         }
2498
2499         if ((prop = node.property ("mouse-mode"))) {
2500                 MouseMode m = str2mousemode(prop->value());
2501                 mouse_mode = MouseMode ((int) m + 1); /* lie, force mode switch */
2502                 set_mouse_mode (m, true);
2503         } else {
2504                 mouse_mode = MouseGain; /* lie, to force the mode switch */
2505                 set_mouse_mode (MouseObject, true);
2506         }
2507
2508         if ((prop = node.property ("show-waveforms"))) {
2509                 bool yn = (string_is_affirmative (prop->value()));
2510                 _show_waveforms = !yn;
2511                 RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("toggle-waveform-visible"));
2512                 if (act) {
2513                         RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
2514                         /* do it twice to force the change */
2515                         tact->set_active (!yn);
2516                         tact->set_active (yn);
2517                 }
2518         }
2519
2520         if ((prop = node.property ("show-waveforms-rectified"))) {
2521                 bool yn = (string_is_affirmative (prop->value()));
2522                 _show_waveforms_rectified = !yn;
2523                 RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("toggle-waveform-rectified"));
2524                 if (act) {
2525                         RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
2526                         /* do it twice to force the change */
2527                         tact->set_active (!yn);
2528                         tact->set_active (yn);
2529                 }
2530         }
2531
2532         if ((prop = node.property ("show-waveforms-recording"))) {
2533                 bool yn = (string_is_affirmative (prop->value()));
2534                 _show_waveforms_recording = !yn;
2535                 RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("ToggleWaveformsWhileRecording"));
2536                 if (act) {
2537                         RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
2538                         /* do it twice to force the change */
2539                         tact->set_active (!yn);
2540                         tact->set_active (yn);
2541                 }
2542         }
2543
2544         if ((prop = node.property ("show-measures"))) {
2545                 bool yn = (string_is_affirmative (prop->value()));
2546                 _show_measures = !yn;
2547                 RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("ToggleMeasureVisibility"));
2548                 if (act) {
2549                         RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
2550                         /* do it twice to force the change */
2551                         tact->set_active (!yn);
2552                         tact->set_active (yn);
2553                 }
2554         }
2555
2556         if ((prop = node.property ("follow-playhead"))) {
2557                 bool yn = (string_is_affirmative (prop->value()));
2558                 set_follow_playhead (yn);
2559                 RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("toggle-follow-playhead"));
2560                 if (act) {
2561                         RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
2562                         if (tact->get_active() != yn) {
2563                                 tact->set_active (yn);
2564                         }
2565                 }
2566         }
2567
2568         if ((prop = node.property ("stationary-playhead"))) {
2569                 bool yn = (string_is_affirmative (prop->value()));
2570                 set_stationary_playhead (yn);
2571                 RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("toggle-stationary-playhead"));
2572                 if (act) {
2573                         RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
2574                         if (tact->get_active() != yn) {
2575                                 tact->set_active (yn);
2576                         }
2577                 }
2578         }
2579
2580         if ((prop = node.property ("region-list-sort-type"))) {
2581                 region_list_sort_type = (Editing::RegionListSortType) -1; // force change
2582                 reset_region_list_sort_type(str2regionlistsorttype(prop->value()));
2583         }
2584
2585         if ((prop = node.property ("xfades-visible"))) {
2586                 bool yn = (string_is_affirmative (prop->value()));
2587                 _xfade_visibility = !yn;
2588                 // set_xfade_visibility (yn);
2589         }
2590
2591         if ((prop = node.property ("show-editor-mixer"))) {
2592
2593                 Glib::RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("show-editor-mixer"));
2594                 if (act) {
2595
2596                         Glib::RefPtr<ToggleAction> tact = Glib::RefPtr<ToggleAction>::cast_dynamic(act);
2597                         bool yn = (prop->value() == X_("yes"));
2598
2599                         /* do it twice to force the change */
2600
2601                         tact->set_active (!yn);
2602                         tact->set_active (yn);
2603                 }
2604         }
2605
2606
2607         return 0;
2608 }
2609
2610 XMLNode&
2611 Editor::get_state ()
2612 {
2613         XMLNode* node = new XMLNode ("Editor");
2614         char buf[32];
2615
2616         _id.print (buf, sizeof (buf));
2617         node->add_property ("id", buf);
2618
2619         if (is_realized()) {
2620                 Glib::RefPtr<Gdk::Window> win = get_window();
2621
2622                 int x, y, xoff, yoff, width, height;
2623                 win->get_root_origin(x, y);
2624                 win->get_position(xoff, yoff);
2625                 win->get_size(width, height);
2626
2627                 XMLNode* geometry = new XMLNode ("geometry");
2628
2629                 snprintf(buf, sizeof(buf), "%d", width);
2630                 geometry->add_property("x_size", string(buf));
2631                 snprintf(buf, sizeof(buf), "%d", height);
2632                 geometry->add_property("y_size", string(buf));
2633                 snprintf(buf, sizeof(buf), "%d", x);
2634                 geometry->add_property("x_pos", string(buf));
2635                 snprintf(buf, sizeof(buf), "%d", y);
2636                 geometry->add_property("y_pos", string(buf));
2637                 snprintf(buf, sizeof(buf), "%d", xoff);
2638                 geometry->add_property("x_off", string(buf));
2639                 snprintf(buf, sizeof(buf), "%d", yoff);
2640                 geometry->add_property("y_off", string(buf));
2641                 snprintf(buf,sizeof(buf), "%d",gtk_paned_get_position (static_cast<Paned*>(&edit_pane)->gobj()));
2642                 geometry->add_property("edit_pane_pos", string(buf));
2643
2644                 node->add_child_nocopy (*geometry);
2645         }
2646
2647         maybe_add_mixer_strip_width (*node);
2648
2649         snprintf (buf, sizeof(buf), "%d", (int) zoom_focus);
2650         node->add_property ("zoom-focus", buf);
2651         snprintf (buf, sizeof(buf), "%f", frames_per_unit);
2652         node->add_property ("zoom", buf);
2653         snprintf (buf, sizeof(buf), "%d", (int) snap_type);
2654         node->add_property ("snap-to", buf);
2655         snprintf (buf, sizeof(buf), "%d", (int) snap_mode);
2656         node->add_property ("snap-mode", buf);
2657
2658         node->add_property ("edit-point", enum_2_string (_edit_point));
2659
2660         snprintf (buf, sizeof (buf), "%" PRIi64, playhead_cursor->current_frame);
2661         node->add_property ("playhead", buf);
2662
2663         node->add_property ("show-waveforms", _show_waveforms ? "yes" : "no");
2664         node->add_property ("show-waveforms-rectified", _show_waveforms_rectified ? "yes" : "no");
2665         node->add_property ("show-waveforms-recording", _show_waveforms_recording ? "yes" : "no");
2666         node->add_property ("show-measures", _show_measures ? "yes" : "no");
2667         node->add_property ("follow-playhead", _follow_playhead ? "yes" : "no");
2668         node->add_property ("stationary-playhead", _stationary_playhead ? "yes" : "no");
2669         node->add_property ("xfades-visible", _xfade_visibility ? "yes" : "no");
2670         node->add_property ("region-list-sort-type", enum2str(region_list_sort_type));
2671         node->add_property ("mouse-mode", enum2str(mouse_mode));
2672
2673         Glib::RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("show-editor-mixer"));
2674         if (act) {
2675                 Glib::RefPtr<ToggleAction> tact = Glib::RefPtr<ToggleAction>::cast_dynamic(act);
2676                 node->add_property (X_("show-editor-mixer"), tact->get_active() ? "yes" : "no");
2677         }
2678
2679         return *node;
2680 }
2681
2682
2683
2684 TimeAxisView *
2685 Editor::trackview_by_y_position (double y)
2686 {
2687         for (TrackViewList::iterator iter = track_views.begin(); iter != track_views.end(); ++iter) {
2688
2689                 TimeAxisView *tv;
2690
2691                 if ((tv = (*iter)->covers_y_position (y)) != 0) {
2692                         return tv;
2693                 }
2694         }
2695
2696         return 0;
2697 }
2698
2699 void
2700 Editor::snap_to (nframes64_t& start, int32_t direction, bool for_mark)
2701 {
2702         if (!session || snap_mode == SnapOff) {
2703                 return;
2704         }
2705
2706         snap_to_internal (start, direction, for_mark);
2707 }
2708
2709 void
2710 Editor::snap_to_internal (nframes64_t& start, int32_t direction, bool for_mark)
2711 {
2712         Location* before = 0;
2713         Location* after = 0;
2714
2715         const nframes64_t one_second = session->frame_rate();
2716         const nframes64_t one_minute = session->frame_rate() * 60;
2717         const nframes64_t one_smpte_second = (nframes64_t)(rint(session->smpte_frames_per_second()) * session->frames_per_smpte_frame());
2718         nframes64_t one_smpte_minute = (nframes64_t)(rint(session->smpte_frames_per_second()) * session->frames_per_smpte_frame() * 60);
2719         nframes64_t presnap = start;
2720
2721         switch (snap_type) {
2722         case SnapToCDFrame:
2723                 if (((direction == 0) && (start % (one_second/75) > (one_second/75) / 2)) || (direction > 0)) {
2724                         start = (nframes64_t) ceil ((double) start / (one_second / 75)) * (one_second / 75);
2725                 } else {
2726                         start = (nframes64_t) floor ((double) start / (one_second / 75)) * (one_second / 75);
2727                 }
2728                 break;
2729
2730         case SnapToSMPTEFrame:
2731                 if (((direction == 0) && (fmod((double)start, (double)session->frames_per_smpte_frame()) > (session->frames_per_smpte_frame() / 2))) || (direction > 0)) {
2732                         start = (nframes64_t) (ceil ((double) start / session->frames_per_smpte_frame()) * session->frames_per_smpte_frame());
2733                 } else {
2734                         start = (nframes64_t) (floor ((double) start / session->frames_per_smpte_frame()) *  session->frames_per_smpte_frame());
2735                 }
2736                 break;
2737
2738         case SnapToSMPTESeconds:
2739                 if (session->smpte_offset_negative())
2740                 {
2741                         start += session->smpte_offset ();
2742                 } else {
2743                         start -= session->smpte_offset ();
2744                 }
2745                 if (((direction == 0) && (start % one_smpte_second > one_smpte_second / 2)) || direction > 0) {
2746                         start = (nframes64_t) ceil ((double) start / one_smpte_second) * one_smpte_second;
2747                 } else {
2748                         start = (nframes64_t) floor ((double) start / one_smpte_second) * one_smpte_second;
2749                 }
2750
2751                 if (session->smpte_offset_negative())
2752                 {
2753                         start -= session->smpte_offset ();
2754                 } else {
2755                         start += session->smpte_offset ();
2756                 }
2757                 break;
2758
2759         case SnapToSMPTEMinutes:
2760                 if (session->smpte_offset_negative())
2761                 {
2762                         start += session->smpte_offset ();
2763                 } else {
2764                         start -= session->smpte_offset ();
2765                 }
2766                 if (((direction == 0) && (start % one_smpte_minute > one_smpte_minute / 2)) || direction > 0) {
2767                         start = (nframes64_t) ceil ((double) start / one_smpte_minute) * one_smpte_minute;
2768                 } else {
2769                         start = (nframes64_t) floor ((double) start / one_smpte_minute) * one_smpte_minute;
2770                 }
2771                 if (session->smpte_offset_negative())
2772                 {
2773                         start -= session->smpte_offset ();
2774                 } else {
2775                         start += session->smpte_offset ();
2776                 }
2777                 break;
2778
2779         case SnapToSeconds:
2780                 if (((direction == 0) && (start % one_second > one_second / 2)) || (direction > 0)) {
2781                         start = (nframes64_t) ceil ((double) start / one_second) * one_second;
2782                 } else {
2783                         start = (nframes64_t) floor ((double) start / one_second) * one_second;
2784                 }
2785                 break;
2786
2787         case SnapToMinutes:
2788                 if (((direction == 0) && (start % one_minute > one_minute / 2)) || (direction > 0)) {
2789                         start = (nframes64_t) ceil ((double) start / one_minute) * one_minute;
2790                 } else {
2791                         start = (nframes64_t) floor ((double) start / one_minute) * one_minute;
2792                 }
2793                 break;
2794
2795         case SnapToBar:
2796                 start = session->tempo_map().round_to_bar (start, direction);
2797                 break;
2798
2799         case SnapToBeat:
2800                 start = session->tempo_map().round_to_beat (start, direction);
2801                 break;
2802
2803         case SnapToAThirtysecondBeat:
2804                 start = session->tempo_map().round_to_beat_subdivision (start, 32);
2805                 break;
2806
2807         case SnapToASixteenthBeat:
2808                 start = session->tempo_map().round_to_beat_subdivision (start, 16);
2809                 break;
2810
2811         case SnapToAEighthBeat:
2812                 start = session->tempo_map().round_to_beat_subdivision (start, 8);
2813                 break;
2814
2815         case SnapToAQuarterBeat:
2816                 start = session->tempo_map().round_to_beat_subdivision (start, 4);
2817                 break;
2818
2819         case SnapToAThirdBeat:
2820                 start = session->tempo_map().round_to_beat_subdivision (start, 3);
2821                 break;
2822
2823         case SnapToMark:
2824                 if (for_mark) {
2825                         return;
2826                 }
2827
2828                 before = session->locations()->first_location_before (start);
2829                 after = session->locations()->first_location_after (start);
2830
2831                 if (direction < 0) {
2832                         if (before) {
2833                                 start = before->start();
2834                         } else {
2835                                 start = 0;
2836                         }
2837                 } else if (direction > 0) {
2838                         if (after) {
2839                                 start = after->start();
2840                         } else {
2841                                 start = session->current_end_frame();
2842                         }
2843                 } else {
2844                         if (before) {
2845                                 if (after) {
2846                                         /* find nearest of the two */
2847                                         if ((start - before->start()) < (after->start() - start)) {
2848                                                 start = before->start();
2849                                         } else {
2850                                                 start = after->start();
2851                                         }
2852                                 } else {
2853                                         start = before->start();
2854                                 }
2855                         } else if (after) {
2856                                 start = after->start();
2857                         } else {
2858                                 /* relax */
2859                         }
2860                 }
2861                 break;
2862
2863         case SnapToRegionStart:
2864         case SnapToRegionEnd:
2865         case SnapToRegionSync:
2866         case SnapToRegionBoundary:
2867                 if (!region_boundary_cache.empty()) {
2868                         vector<nframes64_t>::iterator i;
2869
2870                         if (direction > 0) {
2871                                 i = std::upper_bound (region_boundary_cache.begin(), region_boundary_cache.end(), start);
2872                         } else {
2873                                 i = std::lower_bound (region_boundary_cache.begin(), region_boundary_cache.end(), start);
2874                         }
2875
2876                         if (i != region_boundary_cache.end()) {
2877
2878                                 /* lower bound doesn't quite to the right thing for our purposes */
2879
2880                                 if (direction < 0 && i != region_boundary_cache.begin()) {
2881                                         --i;
2882                                 }
2883
2884                                 start = *i;
2885
2886                         } else {
2887                                 start = region_boundary_cache.back();
2888                         }
2889                 }
2890                 break;
2891         }
2892
2893         switch (snap_mode) {
2894         case SnapNormal:
2895                 return;
2896
2897         case SnapMagnetic:
2898
2899                 if (presnap > start) {
2900                         if (presnap > (start + unit_to_frame(snap_threshold))) {
2901                                 start = presnap;
2902                         }
2903
2904                 } else if (presnap < start) {
2905                         if (presnap < (start - unit_to_frame(snap_threshold))) {
2906                                 start = presnap;
2907                         }
2908                 }
2909
2910         default:
2911                 /* handled at entry */
2912                 return;
2913
2914         }
2915 }
2916
2917 void
2918 Editor::setup_toolbar ()
2919 {
2920         string pixmap_path;
2921
2922         /* Mode Buttons (tool selection) */
2923
2924         vector<ToggleButton *> mouse_mode_buttons;
2925
2926         mouse_move_button.add (*(manage (new Image (::get_icon("tool_object")))));
2927         mouse_move_button.set_relief(Gtk::RELIEF_NONE);
2928         mouse_mode_buttons.push_back (&mouse_move_button);
2929
2930         if (!Profile->get_sae()) {
2931                 mouse_select_button.add (*(manage (new Image (get_xpm("tool_range.xpm")))));
2932                 mouse_select_button.set_relief(Gtk::RELIEF_NONE);
2933                 mouse_mode_buttons.push_back (&mouse_select_button);
2934
2935                 mouse_gain_button.add (*(manage (new Image (::get_icon("tool_gain")))));
2936                 mouse_gain_button.set_relief(Gtk::RELIEF_NONE);
2937                 mouse_mode_buttons.push_back (&mouse_gain_button);
2938         }
2939
2940         mouse_zoom_button.add (*(manage (new Image (::get_icon("tool_zoom")))));
2941         mouse_zoom_button.set_relief(Gtk::RELIEF_NONE);
2942         mouse_mode_buttons.push_back (&mouse_zoom_button);
2943         mouse_timefx_button.add (*(manage (new Image (::get_icon("tool_stretch")))));
2944         mouse_timefx_button.set_relief(Gtk::RELIEF_NONE);
2945         mouse_mode_buttons.push_back (&mouse_timefx_button);
2946         mouse_audition_button.add (*(manage (new Image (::get_icon("tool_audition")))));
2947         mouse_audition_button.set_relief(Gtk::RELIEF_NONE);
2948         mouse_mode_buttons.push_back (&mouse_audition_button);
2949
2950         mouse_mode_button_set = new GroupedButtons (mouse_mode_buttons);
2951
2952         HBox* mode_box = manage(new HBox);
2953         mode_box->set_border_width (2);
2954         mode_box->set_spacing(4);
2955         mouse_mode_button_box.set_spacing(1);
2956         mouse_mode_button_box.pack_start(mouse_move_button, true, true);
2957         if (!Profile->get_sae()) {
2958                 mouse_mode_button_box.pack_start(mouse_select_button, true, true);
2959         }
2960         mouse_mode_button_box.pack_start(mouse_zoom_button, true, true);
2961         if (!Profile->get_sae()) {
2962                 mouse_mode_button_box.pack_start(mouse_gain_button, true, true);
2963         }
2964         mouse_mode_button_box.pack_start(mouse_timefx_button, true, true);
2965         mouse_mode_button_box.pack_start(mouse_audition_button, true, true);
2966         mouse_mode_button_box.set_homogeneous(true);
2967
2968         vector<string> edit_mode_strings;
2969         edit_mode_strings.push_back (edit_mode_to_string (Slide));
2970         if (!Profile->get_sae()) {
2971                 edit_mode_strings.push_back (edit_mode_to_string (Splice));
2972         }
2973         edit_mode_strings.push_back (edit_mode_to_string (Lock));
2974
2975         edit_mode_selector.set_name ("EditModeSelector");
2976         set_popdown_strings (edit_mode_selector, edit_mode_strings, true);
2977         edit_mode_selector.signal_changed().connect (mem_fun(*this, &Editor::edit_mode_selection_done));
2978
2979         mode_box->pack_start(edit_mode_selector);
2980         mode_box->pack_start(mouse_mode_button_box);
2981
2982         mouse_mode_tearoff = manage (new TearOff (*mode_box));
2983         mouse_mode_tearoff->set_name ("MouseModeBase");
2984         mouse_mode_tearoff->tearoff_window().signal_key_press_event().connect (bind (sigc::ptr_fun (relay_key_press), &mouse_mode_tearoff->tearoff_window()));
2985
2986         if (Profile->get_sae()) {
2987                 mouse_mode_tearoff->set_can_be_torn_off (false);
2988         }
2989
2990         mouse_mode_tearoff->Detach.connect (bind (mem_fun(*this, &Editor::detach_tearoff), static_cast<Box*>(&toolbar_hbox),
2991                                                   &mouse_mode_tearoff->tearoff_window()));
2992         mouse_mode_tearoff->Attach.connect (bind (mem_fun(*this, &Editor::reattach_tearoff), static_cast<Box*> (&toolbar_hbox),
2993                                                   &mouse_mode_tearoff->tearoff_window(), 1));
2994         mouse_mode_tearoff->Hidden.connect (bind (mem_fun(*this, &Editor::detach_tearoff), static_cast<Box*>(&toolbar_hbox),
2995                                                   &mouse_mode_tearoff->tearoff_window()));
2996         mouse_mode_tearoff->Visible.connect (bind (mem_fun(*this, &Editor::reattach_tearoff), static_cast<Box*> (&toolbar_hbox),
2997                                                    &mouse_mode_tearoff->tearoff_window(), 1));
2998
2999         mouse_move_button.set_name ("MouseModeButton");
3000         mouse_select_button.set_name ("MouseModeButton");
3001         mouse_gain_button.set_name ("MouseModeButton");
3002         mouse_zoom_button.set_name ("MouseModeButton");
3003         mouse_timefx_button.set_name ("MouseModeButton");
3004         mouse_audition_button.set_name ("MouseModeButton");
3005
3006         ARDOUR_UI::instance()->tooltips().set_tip (mouse_move_button, _("Select/Move Objects"));
3007         ARDOUR_UI::instance()->tooltips().set_tip (mouse_select_button, _("Select/Move Ranges"));
3008         ARDOUR_UI::instance()->tooltips().set_tip (mouse_gain_button, _("Draw Gain Automation"));
3009         ARDOUR_UI::instance()->tooltips().set_tip (mouse_zoom_button, _("Select Zoom Range"));
3010         ARDOUR_UI::instance()->tooltips().set_tip (mouse_timefx_button, _("Stretch/Shrink Regions"));
3011         ARDOUR_UI::instance()->tooltips().set_tip (mouse_audition_button, _("Listen to Specific Regions"));
3012
3013         mouse_move_button.unset_flags (CAN_FOCUS);
3014         mouse_select_button.unset_flags (CAN_FOCUS);
3015         mouse_gain_button.unset_flags (CAN_FOCUS);
3016         mouse_zoom_button.unset_flags (CAN_FOCUS);
3017         mouse_timefx_button.unset_flags (CAN_FOCUS);
3018         mouse_audition_button.unset_flags (CAN_FOCUS);
3019
3020         mouse_select_button.signal_toggled().connect (bind (mem_fun(*this, &Editor::mouse_mode_toggled), Editing::MouseRange));
3021         mouse_select_button.signal_button_release_event().connect (mem_fun(*this, &Editor::mouse_select_button_release));
3022
3023         mouse_move_button.signal_toggled().connect (bind (mem_fun(*this, &Editor::mouse_mode_toggled), Editing::MouseObject));
3024         mouse_gain_button.signal_toggled().connect (bind (mem_fun(*this, &Editor::mouse_mode_toggled), Editing::MouseGain));
3025         mouse_zoom_button.signal_toggled().connect (bind (mem_fun(*this, &Editor::mouse_mode_toggled), Editing::MouseZoom));
3026         mouse_timefx_button.signal_toggled().connect (bind (mem_fun(*this, &Editor::mouse_mode_toggled), Editing::MouseTimeFX));
3027         mouse_audition_button.signal_toggled().connect (bind (mem_fun(*this, &Editor::mouse_mode_toggled), Editing::MouseAudition));
3028
3029         // mouse_move_button.set_active (true);
3030
3031
3032         /* Zoom */
3033
3034         zoom_box.set_spacing (1);
3035         zoom_box.set_border_width (0);
3036
3037         zoom_in_button.set_name ("EditorTimeButton");
3038         zoom_in_button.set_size_request(-1,16);
3039         zoom_in_button.add (*(manage (new Image (::get_icon("zoom_in")))));
3040         zoom_in_button.signal_clicked().connect (bind (mem_fun(*this, &Editor::temporal_zoom_step), false));
3041         ARDOUR_UI::instance()->tooltips().set_tip (zoom_in_button, _("Zoom In"));
3042
3043         zoom_out_button.set_name ("EditorTimeButton");
3044         zoom_out_button.set_size_request(-1,16);
3045         zoom_out_button.add (*(manage (new Image (::get_icon("zoom_out")))));
3046         zoom_out_button.signal_clicked().connect (bind (mem_fun(*this, &Editor::temporal_zoom_step), true));
3047         ARDOUR_UI::instance()->tooltips().set_tip (zoom_out_button, _("Zoom Out"));
3048
3049         zoom_out_full_button.set_name ("EditorTimeButton");
3050         zoom_out_full_button.set_size_request(-1,16);
3051         zoom_out_full_button.add (*(manage (new Image (::get_icon("zoom_full")))));
3052         zoom_out_full_button.signal_clicked().connect (mem_fun(*this, &Editor::temporal_zoom_session));
3053         ARDOUR_UI::instance()->tooltips().set_tip (zoom_out_full_button, _("Zoom to Session"));
3054
3055         zoom_focus_selector.set_name ("ZoomFocusSelector");
3056         set_popdown_strings (zoom_focus_selector, zoom_focus_strings, true);
3057         zoom_focus_selector.signal_changed().connect (mem_fun(*this, &Editor::zoom_focus_selection_done));
3058         ARDOUR_UI::instance()->tooltips().set_tip (zoom_focus_selector, _("Zoom focus"));
3059
3060         zoom_box.pack_start (zoom_focus_selector, true, true);
3061         zoom_box.pack_start (zoom_out_button, false, false);
3062         zoom_box.pack_start (zoom_in_button, false, false);
3063         zoom_box.pack_start (zoom_out_full_button, false, false);
3064
3065         snap_box.set_spacing (1);
3066         snap_box.set_border_width (2);
3067
3068         snap_type_selector.set_name ("SnapTypeSelector");
3069         set_popdown_strings (snap_type_selector, snap_type_strings, true);
3070         snap_type_selector.signal_changed().connect (mem_fun(*this, &Editor::snap_type_selection_done));
3071         ARDOUR_UI::instance()->tooltips().set_tip (snap_type_selector, _("Snap/Grid Units"));
3072
3073         snap_mode_selector.set_name ("SnapModeSelector");
3074         set_popdown_strings (snap_mode_selector, snap_mode_strings, true);
3075         snap_mode_selector.signal_changed().connect (mem_fun(*this, &Editor::snap_mode_selection_done));
3076         ARDOUR_UI::instance()->tooltips().set_tip (snap_mode_selector, _("Snap/Grid Mode"));
3077
3078         edit_point_selector.set_name ("EditPointSelector");
3079         set_popdown_strings (edit_point_selector, edit_point_strings, true);
3080         edit_point_selector.signal_changed().connect (mem_fun(*this, &Editor::edit_point_selection_done));
3081         ARDOUR_UI::instance()->tooltips().set_tip (edit_point_selector, _("Edit point"));
3082
3083         if (Profile->get_sae()) {
3084                 snap_box.pack_start (edit_point_clock, false, false);
3085         }
3086         snap_box.pack_start (snap_mode_selector, false, false);
3087         snap_box.pack_start (snap_type_selector, false, false);
3088         snap_box.pack_start (edit_point_selector, false, false);
3089
3090         /* Nudge */
3091
3092         HBox *nudge_box = manage (new HBox);
3093         nudge_box->set_spacing(1);
3094         nudge_box->set_border_width (2);
3095
3096         nudge_forward_button.signal_button_release_event().connect (mem_fun(*this, &Editor::nudge_forward_release), false);
3097         nudge_backward_button.signal_button_release_event().connect (mem_fun(*this, &Editor::nudge_backward_release), false);
3098
3099         nudge_box->pack_start (nudge_backward_button, false, false);
3100         nudge_box->pack_start (nudge_forward_button, false, false);
3101         nudge_box->pack_start (nudge_clock, false, false);
3102
3103
3104         /* Pack everything in... */
3105
3106         HBox* hbox = new HBox;
3107         hbox->set_spacing(10);
3108
3109         tools_tearoff = new TearOff (*hbox);
3110         tools_tearoff->set_name ("MouseModeBase");
3111         tools_tearoff->tearoff_window().signal_key_press_event().connect (bind (sigc::ptr_fun (relay_key_press), &tools_tearoff->tearoff_window()));
3112
3113         if (Profile->get_sae()) {
3114                 tools_tearoff->set_can_be_torn_off (false);
3115         }
3116
3117         tools_tearoff->Detach.connect (bind (mem_fun(*this, &Editor::detach_tearoff), static_cast<Box*>(&toolbar_hbox),
3118                                              &tools_tearoff->tearoff_window()));
3119         tools_tearoff->Attach.connect (bind (mem_fun(*this, &Editor::reattach_tearoff), static_cast<Box*> (&toolbar_hbox),
3120                                              &tools_tearoff->tearoff_window(), 0));
3121         tools_tearoff->Hidden.connect (bind (mem_fun(*this, &Editor::detach_tearoff), static_cast<Box*>(&toolbar_hbox),
3122                                              &tools_tearoff->tearoff_window()));
3123         tools_tearoff->Visible.connect (bind (mem_fun(*this, &Editor::reattach_tearoff), static_cast<Box*> (&toolbar_hbox),
3124                                               &tools_tearoff->tearoff_window(), 0));
3125
3126         toolbar_hbox.set_spacing (10);
3127         toolbar_hbox.set_border_width (1);
3128
3129         toolbar_hbox.pack_start (*mouse_mode_tearoff, false, false);
3130         toolbar_hbox.pack_start (*tools_tearoff, false, false);
3131
3132
3133         hbox->pack_start (snap_box, false, false);
3134         // hbox->pack_start (zoom_box, false, false);
3135         hbox->pack_start (*nudge_box, false, false);
3136
3137         hbox->show_all ();
3138
3139         toolbar_base.set_name ("ToolBarBase");
3140         toolbar_base.add (toolbar_hbox);
3141
3142         toolbar_frame.set_shadow_type (SHADOW_OUT);
3143         toolbar_frame.set_name ("BaseFrame");
3144         toolbar_frame.add (toolbar_base);
3145 }
3146
3147 int
3148 Editor::convert_drop_to_paths (vector<ustring>& paths,
3149                                const RefPtr<Gdk::DragContext>& context,
3150                                gint                x,
3151                                gint                y,
3152                                const SelectionData& data,
3153                                guint               info,
3154                                guint               time)
3155
3156 {
3157         if (session == 0) {
3158                 return -1;
3159         }
3160
3161         vector<ustring> uris = data.get_uris();
3162
3163         if (uris.empty()) {
3164
3165                 /* This is seriously fucked up. Nautilus doesn't say that its URI lists
3166                    are actually URI lists. So do it by hand.
3167                 */
3168
3169                 if (data.get_target() != "text/plain") {
3170                         return -1;
3171                 }
3172
3173                 /* Parse the "uri-list" format that Nautilus provides,
3174                    where each pathname is delimited by \r\n.
3175
3176                    THERE MAY BE NO NULL TERMINATING CHAR!!!
3177                 */
3178
3179                 ustring txt = data.get_text();
3180                 const char* p;
3181                 const char* q;
3182
3183                 p = (const char *) malloc (txt.length() + 1);
3184                 txt.copy ((char *) p, txt.length(), 0);
3185                 ((char*)p)[txt.length()] = '\0';
3186
3187                 while (p)
3188                 {
3189                         if (*p != '#')
3190                         {
3191                                 while (g_ascii_isspace (*p))
3192                                         p++;
3193
3194                                 q = p;
3195                                 while (*q && (*q != '\n') && (*q != '\r')) {
3196                                         q++;
3197                                 }
3198
3199                                 if (q > p)
3200                                 {
3201                                         q--;
3202                                         while (q > p && g_ascii_isspace (*q))
3203                                                 q--;
3204
3205                                         if (q > p)
3206                                         {
3207                                                 uris.push_back (ustring (p, q - p + 1));
3208                                         }
3209                                 }
3210                         }
3211                         p = strchr (p, '\n');
3212                         if (p)
3213                                 p++;
3214                 }
3215
3216                 free ((void*)p);
3217
3218                 if (uris.empty()) {
3219                         return -1;
3220                 }
3221         }
3222
3223         for (vector<ustring>::iterator i = uris.begin(); i != uris.end(); ++i) {
3224
3225                 if ((*i).substr (0,7) == "file://") {
3226
3227
3228                         ustring p = *i;
3229                         PBD::url_decode (p);
3230
3231                         // scan forward past three slashes
3232
3233                         ustring::size_type slashcnt = 0;
3234                         ustring::size_type n = 0;
3235                         ustring::iterator x = p.begin();
3236
3237                         while (slashcnt < 3 && x != p.end()) {
3238                                 if ((*x) == '/') {
3239                                         slashcnt++;
3240                                 } else if (slashcnt == 3) {
3241                                         break;
3242                                 }
3243                                 ++n;
3244                                 ++x;
3245                         }
3246
3247                         if (slashcnt != 3 || x == p.end()) {
3248                                 error << _("malformed URL passed to drag-n-drop code") << endmsg;
3249                                 continue;
3250                         }
3251
3252                         paths.push_back (p.substr (n - 1));
3253                 }
3254         }
3255
3256         return 0;
3257 }
3258
3259 void
3260 Editor::new_tempo_section ()
3261
3262 {
3263 }
3264
3265 void
3266 Editor::map_transport_state ()
3267 {
3268         ENSURE_GUI_THREAD (mem_fun(*this, &Editor::map_transport_state));
3269
3270         if (session && session->transport_stopped()) {
3271                 have_pending_keyboard_selection = false;
3272         }
3273
3274         update_loop_range_view (true);
3275 }
3276
3277 /* UNDO/REDO */
3278
3279 Editor::State::State ()
3280 {
3281         selection = new Selection;
3282 }
3283
3284 Editor::State::~State ()
3285 {
3286         delete selection;
3287 }
3288
3289 UndoAction
3290 Editor::get_memento () const
3291 {
3292         State *state = new State;
3293
3294         store_state (*state);
3295         return bind (mem_fun (*(const_cast<Editor*>(this)), &Editor::restore_state), state);
3296 }
3297
3298 void
3299 Editor::store_state (State& state) const
3300 {
3301         *state.selection = *selection;
3302 }
3303
3304 void
3305 Editor::restore_state (State *state)
3306 {
3307         if (*selection == *state->selection) {
3308                 return;
3309         }
3310
3311         *selection = *state->selection;
3312         time_selection_changed ();
3313         region_selection_changed ();
3314
3315         /* XXX other selection change handlers? */
3316 }
3317
3318 void
3319 Editor::begin_reversible_command (string name)
3320 {
3321         if (session) {
3322                 // before = &get_state();
3323                 session->begin_reversible_command (name);
3324         }
3325 }
3326
3327 void
3328 Editor::commit_reversible_command ()
3329 {
3330         if (session) {
3331                 // session->commit_reversible_command (new MementoCommand<Editor>(*this, before, &get_state()));
3332                 session->commit_reversible_command ();
3333         }
3334 }
3335
3336 void
3337 Editor::set_edit_group_solo (Route& route, bool yn)
3338 {
3339         RouteGroup *edit_group;
3340
3341         if ((edit_group = route.edit_group()) != 0) {
3342                 edit_group->apply (&Route::set_solo, yn, this);
3343         } else {
3344                 route.set_solo (yn, this);
3345         }
3346 }
3347
3348 void
3349 Editor::set_edit_group_mute (Route& route, bool yn)
3350 {
3351         RouteGroup *edit_group = 0;
3352
3353         if ((edit_group == route.edit_group()) != 0) {
3354                 edit_group->apply (&Route::set_mute, yn, this);
3355         } else {
3356                 route.set_mute (yn, this);
3357         }
3358 }
3359
3360 void
3361 Editor::history_changed ()
3362 {
3363         string label;
3364
3365         if (undo_action && session) {
3366                 if (session->undo_depth() == 0) {
3367                         label = _("Undo");
3368                 } else {
3369                         label = string_compose(_("Undo (%1)"), session->next_undo());
3370                 }
3371                 undo_action->property_label() = label;
3372         }
3373
3374         if (redo_action && session) {
3375                 if (session->redo_depth() == 0) {
3376                         label = _("Redo");
3377                 } else {
3378                         label = string_compose(_("Redo (%1)"), session->next_redo());
3379                 }
3380                 redo_action->property_label() = label;
3381         }
3382 }
3383
3384 void
3385 Editor::duplicate_dialog (bool with_dialog)
3386 {
3387         float times = 1.0f;
3388
3389         if (mouse_mode == MouseRange) {
3390                 if (selection->time.length() == 0) {
3391                         return;
3392                 }
3393         }
3394
3395         RegionSelection rs;
3396         get_regions_for_action (rs);
3397
3398         if (mouse_mode != MouseRange) {
3399
3400                 if (rs.empty()) {
3401                         return;
3402                 }
3403         }
3404
3405         if (with_dialog) {
3406
3407                 ArdourDialog win ("Duplicate");
3408                 Label  label (_("Number of Duplications:"));
3409                 Adjustment adjustment (1.0, 1.0, 1000000.0, 1.0, 5.0);
3410                 SpinButton spinner (adjustment, 0.0, 1);
3411                 HBox hbox;
3412
3413                 win.get_vbox()->set_spacing (12);
3414                 win.get_vbox()->pack_start (hbox);
3415                 hbox.set_border_width (6);
3416                 hbox.pack_start (label, PACK_EXPAND_PADDING, 12);
3417
3418                 /* dialogs have ::add_action_widget() but that puts the spinner in the wrong
3419                    place, visually. so do this by hand.
3420                 */
3421
3422                 hbox.pack_start (spinner, PACK_EXPAND_PADDING, 12);
3423                 spinner.signal_activate().connect (sigc::bind (mem_fun (win, &ArdourDialog::response), RESPONSE_ACCEPT));
3424                 spinner.grab_focus();
3425
3426                 hbox.show ();
3427                 label.show ();
3428                 spinner.show ();
3429
3430                 win.add_button (Stock::CANCEL, RESPONSE_CANCEL);
3431                 win.add_button (_("Duplicate"), RESPONSE_ACCEPT);
3432                 win.set_default_response (RESPONSE_ACCEPT);
3433
3434                 win.set_position (WIN_POS_MOUSE);
3435
3436                 spinner.grab_focus ();
3437
3438                 switch (win.run ()) {
3439                 case RESPONSE_ACCEPT:
3440                         break;
3441                 default:
3442                         return;
3443                 }
3444
3445                 times = adjustment.get_value();
3446         }
3447
3448         if (mouse_mode == MouseRange) {
3449                 duplicate_selection (times);
3450         } else {
3451                 duplicate_some_regions (rs, times);
3452         }
3453 }
3454
3455 void
3456 Editor::show_verbose_canvas_cursor ()
3457 {
3458         verbose_canvas_cursor->raise_to_top();
3459         verbose_canvas_cursor->show();
3460         verbose_cursor_visible = true;
3461 }
3462
3463 void
3464 Editor::hide_verbose_canvas_cursor ()
3465 {
3466         verbose_canvas_cursor->hide();
3467         verbose_cursor_visible = false;
3468 }
3469
3470 double
3471 Editor::clamp_verbose_cursor_x (double x)
3472 {
3473         if (x < 0) {
3474                 x = 0;
3475         } else {
3476                 x = min (canvas_width - 200.0, x);
3477         }
3478         return x;
3479 }
3480
3481 double
3482 Editor::clamp_verbose_cursor_y (double y)
3483 {
3484         if (y < canvas_timebars_vsize) {
3485                 y = canvas_timebars_vsize;
3486         } else {
3487                 y = min (canvas_height - 50, y);
3488         }
3489         return y;
3490 }
3491
3492 void
3493 Editor::set_verbose_canvas_cursor (const string & txt, double x, double y)
3494 {
3495         verbose_canvas_cursor->property_text() = txt.c_str();
3496         /* don't get too close to the edge */
3497         verbose_canvas_cursor->property_x() = clamp_verbose_cursor_x (x);
3498         verbose_canvas_cursor->property_y() = clamp_verbose_cursor_y (y);
3499 }
3500
3501 void
3502 Editor::set_verbose_canvas_cursor_text (const string & txt)
3503 {
3504         verbose_canvas_cursor->property_text() = txt.c_str();
3505 }
3506
3507 void
3508 Editor::set_edit_mode (EditMode m)
3509 {
3510         Config->set_edit_mode (m);
3511 }
3512
3513 void
3514 Editor::cycle_edit_mode ()
3515 {
3516         switch (Config->get_edit_mode()) {
3517         case Slide:
3518                 if (Profile->get_sae()) {
3519                         Config->set_edit_mode (Lock);
3520                 } else {
3521                         Config->set_edit_mode (Splice);
3522                 }
3523                 break;
3524         case Splice:
3525                 Config->set_edit_mode (Lock);
3526                 break;
3527         case Lock:
3528                 Config->set_edit_mode (Slide);
3529                 break;
3530         }
3531 }
3532
3533 void
3534 Editor::edit_mode_selection_done ()
3535 {
3536         if (session == 0) {
3537                 return;
3538         }
3539
3540         string choice = edit_mode_selector.get_active_text();
3541         EditMode mode = Slide;
3542
3543         if (choice == _("Splice Edit")) {
3544                 mode = Splice;
3545         } else if (choice == _("Slide Edit")) {
3546                 mode = Slide;
3547         } else if (choice == _("Lock Edit")) {
3548                 mode = Lock;
3549         }
3550
3551         Config->set_edit_mode (mode);
3552 }
3553
3554 void
3555 Editor::snap_type_selection_done ()
3556 {
3557         string choice = snap_type_selector.get_active_text();
3558         SnapType snaptype = SnapToBeat;
3559
3560         if (choice == _("Beats/3")) {
3561                 snaptype = SnapToAThirdBeat;
3562         } else if (choice == _("Beats/4")) {
3563                 snaptype = SnapToAQuarterBeat;
3564         } else if (choice == _("Beats/8")) {
3565                 snaptype = SnapToAEighthBeat;
3566         } else if (choice == _("Beats/16")) {
3567                 snaptype = SnapToASixteenthBeat;
3568         } else if (choice == _("Beats/32")) {
3569                 snaptype = SnapToAThirtysecondBeat;
3570         } else if (choice == _("Beats")) {
3571                 snaptype = SnapToBeat;
3572         } else if (choice == _("Bars")) {
3573                 snaptype = SnapToBar;
3574         } else if (choice == _("Marks")) {
3575                 snaptype = SnapToMark;
3576         } else if (choice == _("Region starts")) {
3577                 snaptype = SnapToRegionStart;
3578         } else if (choice == _("Region ends")) {
3579                 snaptype = SnapToRegionEnd;
3580         } else if (choice == _("Region bounds")) {
3581                 snaptype = SnapToRegionBoundary;
3582         } else if (choice == _("Region syncs")) {
3583                 snaptype = SnapToRegionSync;
3584         } else if (choice == _("CD Frames")) {
3585                 snaptype = SnapToCDFrame;
3586         } else if (choice == _("SMPTE Frames")) {
3587                 snaptype = SnapToSMPTEFrame;
3588         } else if (choice == _("SMPTE Seconds")) {
3589                 snaptype = SnapToSMPTESeconds;
3590         } else if (choice == _("SMPTE Minutes")) {
3591                 snaptype = SnapToSMPTEMinutes;
3592         } else if (choice == _("Seconds")) {
3593                 snaptype = SnapToSeconds;
3594         } else if (choice == _("Minutes")) {
3595                 snaptype = SnapToMinutes;
3596         }
3597
3598         RefPtr<RadioAction> ract = snap_type_action (snaptype);
3599         if (ract) {
3600                 ract->set_active ();
3601         }
3602 }
3603
3604 void
3605 Editor::snap_mode_selection_done ()
3606 {
3607         string choice = snap_mode_selector.get_active_text();
3608         SnapMode mode = SnapNormal;
3609
3610         if (choice == _("No Grid")) {
3611                 mode = SnapOff;
3612         } else if (choice == _("Grid")) {
3613                 mode = SnapNormal;
3614         } else if (choice == _("Magnetic")) {
3615                 mode = SnapMagnetic;
3616         }
3617
3618         RefPtr<RadioAction> ract = snap_mode_action (mode);
3619
3620         if (ract) {
3621                 ract->set_active (true);
3622         }
3623 }
3624
3625 void
3626 Editor::cycle_edit_point (bool with_marker)
3627 {
3628         switch (_edit_point) {
3629         case EditAtMouse:
3630                 set_edit_point_preference (EditAtPlayhead);
3631                 break;
3632         case EditAtPlayhead:
3633                 if (with_marker) {
3634                         set_edit_point_preference (EditAtSelectedMarker);
3635                 } else {
3636                         set_edit_point_preference (EditAtMouse);
3637                 }
3638                 break;
3639         case EditAtSelectedMarker:
3640                 set_edit_point_preference (EditAtMouse);
3641                 break;
3642         }
3643 }
3644
3645 void
3646 Editor::edit_point_selection_done ()
3647 {
3648         string choice = edit_point_selector.get_active_text();
3649         EditPoint ep = EditAtSelectedMarker;
3650
3651         if (choice == _("Marker")) {
3652                 set_edit_point_preference (EditAtSelectedMarker);
3653         } else if (choice == _("Playhead")) {
3654                 set_edit_point_preference (EditAtPlayhead);
3655         } else {
3656                 set_edit_point_preference (EditAtMouse);
3657         }
3658
3659         RefPtr<RadioAction> ract = edit_point_action (ep);
3660
3661         if (ract) {
3662                 ract->set_active (true);
3663         }
3664 }
3665
3666 void
3667 Editor::zoom_focus_selection_done ()
3668 {
3669         string choice = zoom_focus_selector.get_active_text();
3670         ZoomFocus focus_type = ZoomFocusLeft;
3671
3672         if (choice == _("Left")) {
3673                 focus_type = ZoomFocusLeft;
3674         } else if (choice == _("Right")) {
3675                 focus_type = ZoomFocusRight;
3676         } else if (choice == _("Center")) {
3677                 focus_type = ZoomFocusCenter;
3678         } else if (choice == _("Playhead")) {
3679                 focus_type = ZoomFocusPlayhead;
3680         } else if (choice == _("Mouse")) {
3681                 focus_type = ZoomFocusMouse;
3682         } else if (choice == _("Active Mark")) {
3683                 focus_type = ZoomFocusEdit;
3684         }
3685
3686         RefPtr<RadioAction> ract = zoom_focus_action (focus_type);
3687
3688         if (ract) {
3689                 ract->set_active ();
3690         }
3691 }
3692
3693 gint
3694 Editor::edit_controls_button_release (GdkEventButton* ev)
3695 {
3696         if (Keyboard::is_context_menu_event (ev)) {
3697                 ARDOUR_UI::instance()->add_route (this);
3698         }
3699         return TRUE;
3700 }
3701
3702 gint
3703 Editor::mouse_select_button_release (GdkEventButton* ev)
3704 {
3705         /* this handles just right-clicks */
3706
3707         if (ev->button != 3) {
3708                 return false;
3709         }
3710
3711         return true;
3712 }
3713
3714 Editor::TrackViewList *
3715 Editor::get_valid_views (TimeAxisView* track, RouteGroup* group)
3716 {
3717         TrackViewList *v;
3718         TrackViewList::iterator i;
3719
3720         v = new TrackViewList;
3721
3722         if (all_group_is_active || (track == 0 && group == 0) ) {
3723
3724                 /* all views */
3725
3726                 for (i = track_views.begin(); i != track_views.end (); ++i) {
3727                         v->push_back (*i);
3728                 }
3729
3730         } else if ((track != 0 && group == 0) || (track != 0 && group != 0 && !group->is_active())) {
3731
3732                 /* just the view for this track
3733                  */
3734
3735                 v->push_back (track);
3736
3737         } else {
3738
3739                 /* views for all tracks in the edit group */
3740
3741                 for (i  = track_views.begin(); i != track_views.end (); ++i) {
3742
3743                         if (group == 0 || (*i)->edit_group() == group) {
3744                                 v->push_back (*i);
3745                         }
3746                 }
3747         }
3748
3749         return v;
3750 }
3751
3752 void
3753 Editor::set_zoom_focus (ZoomFocus f)
3754 {
3755         string str = zoom_focus_strings[(int)f];
3756
3757         if (str != zoom_focus_selector.get_active_text()) {
3758                 zoom_focus_selector.set_active_text (str);
3759         }
3760
3761         if (zoom_focus != f) {
3762                 zoom_focus = f;
3763
3764                 ZoomFocusChanged (); /* EMIT_SIGNAL */
3765
3766                 instant_save ();
3767         }
3768 }
3769
3770 void
3771 Editor::ensure_float (Window& win)
3772 {
3773         win.set_transient_for (*this);
3774 }
3775
3776 void
3777 Editor::pane_allocation_handler (Allocation &alloc, Paned* which)
3778 {
3779         /* recover or initialize pane positions. do this here rather than earlier because
3780            we don't want the positions to change the child allocations, which they seem to do.
3781          */
3782
3783         int pos;
3784         XMLProperty* prop;
3785         char buf[32];
3786         XMLNode* node = ARDOUR_UI::instance()->editor_settings();
3787         int width, height;
3788         static int32_t done;
3789         XMLNode* geometry;
3790
3791         width = default_width;
3792         height = default_height;
3793
3794         if ((geometry = find_named_node (*node, "geometry")) != 0) {
3795
3796                 if ((prop = geometry->property ("x_size")) == 0) {
3797                         prop = geometry->property ("x-size");
3798                 }
3799                 if (prop) {
3800                         width = atoi (prop->value());
3801                 }
3802                 if ((prop = geometry->property ("y_size")) == 0) {
3803                         prop = geometry->property ("y-size");
3804                 }
3805                 if (prop) {
3806                         height = atoi (prop->value());
3807                 }
3808         }
3809
3810         if (which == static_cast<Paned*> (&edit_pane)) {
3811
3812                 if (done) {
3813                         return;
3814                 }
3815
3816                 if (!geometry || (prop = geometry->property ("edit_pane_pos")) == 0) {
3817                         /* initial allocation is 90% to canvas, 10% to notebook */
3818                         pos = (int) floor (alloc.get_width() * 0.90f);
3819                         snprintf (buf, sizeof(buf), "%d", pos);
3820                 } else {
3821                         pos = atoi (prop->value());
3822                 }
3823
3824                 if ((done = GTK_WIDGET(edit_pane.gobj())->allocation.width > pos)) {
3825                         edit_pane.set_position (pos);
3826                         pre_maximal_pane_position = pos;
3827                 }
3828         }
3829 }
3830
3831 void
3832 Editor::detach_tearoff (Box* b, Window* w)
3833 {
3834         if (tools_tearoff->torn_off() &&
3835             mouse_mode_tearoff->torn_off()) {
3836                 top_hbox.remove (toolbar_frame);
3837         }
3838 }
3839
3840 void
3841 Editor::reattach_tearoff (Box* b, Window* w, int32_t n)
3842 {
3843         if (toolbar_frame.get_parent() == 0) {
3844                 top_hbox.pack_end (toolbar_frame);
3845         }
3846 }
3847
3848 void
3849 Editor::set_show_measures (bool yn)
3850 {
3851         if (_show_measures != yn) {
3852                 hide_measures ();
3853
3854                 if ((_show_measures = yn) == true) {
3855                         if (tempo_lines) {
3856                                 tempo_lines->show();
3857                         }
3858                         draw_measures ();
3859                 }
3860                 instant_save ();
3861         }
3862 }
3863
3864 void
3865 Editor::toggle_follow_playhead ()
3866 {
3867         RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("toggle-follow-playhead"));
3868         if (act) {
3869                 RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
3870                 set_follow_playhead (tact->get_active());
3871         }
3872 }
3873
3874 void
3875 Editor::set_follow_playhead (bool yn)
3876 {
3877         if (_follow_playhead != yn) {
3878                 if ((_follow_playhead = yn) == true) {
3879                         /* catch up */
3880                         update_current_screen ();
3881                 }
3882                 instant_save ();
3883         }
3884 }
3885
3886 void
3887 Editor::toggle_stationary_playhead ()
3888 {
3889         RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("toggle-stationary-playhead"));
3890         if (act) {
3891                 RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
3892                 set_stationary_playhead (tact->get_active());
3893         }
3894 }
3895
3896 void
3897 Editor::set_stationary_playhead (bool yn)
3898 {
3899         if (_stationary_playhead != yn) {
3900                 if ((_stationary_playhead = yn) == true) {
3901                         /* catch up */
3902                         update_current_screen ();
3903                 }
3904                 instant_save ();
3905         }
3906 }
3907
3908 void
3909 Editor::toggle_xfade_active (boost::weak_ptr<Crossfade> wxfade)
3910 {
3911         boost::shared_ptr<Crossfade> xfade (wxfade.lock());
3912         if (xfade) {
3913                 xfade->set_active (!xfade->active());
3914         }
3915 }
3916
3917 void
3918 Editor::toggle_xfade_length (boost::weak_ptr<Crossfade> wxfade)
3919 {
3920         boost::shared_ptr<Crossfade> xfade (wxfade.lock());
3921         if (xfade) {
3922                 xfade->set_follow_overlap (!xfade->following_overlap());
3923         }
3924 }
3925
3926 void
3927 Editor::edit_xfade (boost::weak_ptr<Crossfade> wxfade)
3928 {
3929         boost::shared_ptr<Crossfade> xfade (wxfade.lock());
3930
3931         if (!xfade) {
3932                 return;
3933         }
3934
3935         CrossfadeEditor cew (*session, xfade, xfade->fade_in().get_min_y(), 1.0);
3936
3937         ensure_float (cew);
3938
3939         switch (cew.run ()) {
3940         case RESPONSE_ACCEPT:
3941                 break;
3942         default:
3943                 return;
3944         }
3945
3946         cew.apply ();
3947         xfade->StateChanged (Change (~0));
3948 }
3949
3950 PlaylistSelector&
3951 Editor::playlist_selector () const
3952 {
3953         return *_playlist_selector;
3954 }
3955
3956 nframes64_t
3957 Editor::get_nudge_distance (nframes64_t pos, nframes64_t& next)
3958 {
3959         nframes64_t ret;
3960
3961         ret = nudge_clock.current_duration (pos);
3962         next = ret + 1; /* XXXX fix me */
3963
3964         return ret;
3965 }
3966
3967 void
3968 Editor::end_location_changed (Location* location)
3969 {
3970         ENSURE_GUI_THREAD (bind (mem_fun(*this, &Editor::end_location_changed), location));
3971         //reset_scrolling_region ();
3972         nframes64_t session_span = location->start() + (nframes64_t) floorf (current_page_frames() * 0.10f);
3973         horizontal_adjustment.set_upper (session_span / frames_per_unit);
3974 }
3975
3976 int
3977 Editor::playlist_deletion_dialog (boost::shared_ptr<Playlist> pl)
3978 {
3979         ArdourDialog dialog ("playlist deletion dialog");
3980         Label  label (string_compose (_("Playlist %1 is currently unused.\n"
3981                                         "If left alone, no audio files used by it will be cleaned.\n"
3982                                         "If deleted, audio files used by it alone by will cleaned."),
3983                                       pl->name()));
3984
3985         dialog.set_position (WIN_POS_CENTER);
3986         dialog.get_vbox()->pack_start (label);
3987
3988         label.show ();
3989
3990         dialog.add_button (_("Delete playlist"), RESPONSE_ACCEPT);
3991         dialog.add_button (_("Keep playlist"), RESPONSE_REJECT);
3992         dialog.add_button (_("Cancel"), RESPONSE_CANCEL);
3993
3994         switch (dialog.run ()) {
3995         case RESPONSE_ACCEPT:
3996                 /* delete the playlist */
3997                 return 0;
3998                 break;
3999
4000         case RESPONSE_REJECT:
4001                 /* keep the playlist */
4002                 return 1;
4003                 break;
4004
4005         default:
4006                 break;
4007         }
4008
4009         return -1;
4010 }
4011
4012 bool
4013 Editor::audio_region_selection_covers (nframes64_t where)
4014 {
4015         for (RegionSelection::iterator a = selection->regions.begin(); a != selection->regions.end(); ++a) {
4016                 if ((*a)->region()->covers (where)) {
4017                         return true;
4018                 }
4019         }
4020
4021         return false;
4022 }
4023
4024 void
4025 Editor::prepare_for_cleanup ()
4026 {
4027         cut_buffer->clear_regions ();
4028         cut_buffer->clear_playlists ();
4029
4030         selection->clear_regions ();
4031         selection->clear_playlists ();
4032
4033         no_region_list_redisplay = true;
4034 }
4035
4036 void
4037 Editor::finish_cleanup ()
4038 {
4039         no_region_list_redisplay = false;
4040         redisplay_regions ();
4041 }
4042
4043 Location*
4044 Editor::transport_loop_location()
4045 {
4046         if (session) {
4047                 return session->locations()->auto_loop_location();
4048         } else {
4049                 return 0;
4050         }
4051 }
4052
4053 Location*
4054 Editor::transport_punch_location()
4055 {
4056         if (session) {
4057                 return session->locations()->auto_punch_location();
4058         } else {
4059                 return 0;
4060         }
4061 }
4062
4063 bool
4064 Editor::control_layout_scroll (GdkEventScroll* ev)
4065 {
4066         switch (ev->direction) {
4067         case GDK_SCROLL_UP:
4068                 scroll_tracks_up_line ();
4069                 return true;
4070                 break;
4071
4072         case GDK_SCROLL_DOWN:
4073                 scroll_tracks_down_line ();
4074                 return true;
4075
4076         default:
4077                 /* no left/right handling yet */
4078                 break;
4079         }
4080
4081         return false;
4082 }
4083
4084
4085 /** A new snapshot has been selected.
4086  */
4087 void
4088 Editor::snapshot_display_selection_changed ()
4089 {
4090         if (snapshot_display.get_selection()->count_selected_rows() > 0) {
4091
4092                 TreeModel::iterator i = snapshot_display.get_selection()->get_selected();
4093
4094                 Glib::ustring snap_name = (*i)[snapshot_display_columns.real_name];
4095
4096                 if (snap_name.length() == 0) {
4097                         return;
4098                 }
4099
4100                 if (session->snap_name() == snap_name) {
4101                         return;
4102                 }
4103
4104                 ARDOUR_UI::instance()->load_session(session->path(), string (snap_name));
4105         }
4106 }
4107
4108 bool
4109 Editor::snapshot_display_button_press (GdkEventButton* ev)
4110 {
4111         if (ev->button == 3) {
4112                 /* Right-click on the snapshot list. Work out which snapshot it
4113                    was over. */
4114                 Gtk::TreeModel::Path path;
4115                 Gtk::TreeViewColumn* col;
4116                 int cx;
4117                 int cy;
4118                 snapshot_display.get_path_at_pos ((int) ev->x, (int) ev->y, path, col, cx, cy);
4119                 Gtk::TreeModel::iterator iter = snapshot_display_model->get_iter (path);
4120                 if (iter) {
4121                         Gtk::TreeModel::Row row = *iter;
4122                         popup_snapshot_context_menu (ev->button, ev->time, row[snapshot_display_columns.real_name]);
4123                 }
4124                 return true;
4125         }
4126
4127         return false;
4128 }
4129
4130
4131 /** Pop up the snapshot display context menu.
4132  * @param button Button used to open the menu.
4133  * @param time Menu open time.
4134  * @snapshot_name Name of the snapshot that the menu click was over.
4135  */
4136
4137 void
4138 Editor::popup_snapshot_context_menu (int button, int32_t time, Glib::ustring snapshot_name)
4139 {
4140         using namespace Menu_Helpers;
4141
4142         MenuList& items (snapshot_context_menu.items());
4143         items.clear ();
4144
4145         const bool modification_allowed = (session->snap_name() != snapshot_name && session->name() != snapshot_name);
4146
4147         items.push_back (MenuElem (_("Remove"), bind (mem_fun (*this, &Editor::remove_snapshot), snapshot_name)));
4148         if (!modification_allowed) {
4149                 items.back().set_sensitive (false);
4150         }
4151
4152         items.push_back (MenuElem (_("Rename"), bind (mem_fun (*this, &Editor::rename_snapshot), snapshot_name)));
4153         if (!modification_allowed) {
4154                 items.back().set_sensitive (false);
4155         }
4156
4157         snapshot_context_menu.popup (button, time);
4158 }
4159
4160 void
4161 Editor::rename_snapshot (Glib::ustring old_name)
4162 {
4163         ArdourPrompter prompter(true);
4164
4165         string new_name;
4166
4167         prompter.set_name ("Prompter");
4168         prompter.add_button (Gtk::Stock::SAVE, Gtk::RESPONSE_ACCEPT);
4169         prompter.set_prompt (_("New name of snapshot"));
4170         prompter.set_initial_text (old_name);
4171
4172         if (prompter.run() == RESPONSE_ACCEPT) {
4173                 prompter.get_result (new_name);
4174                 if (new_name.length()) {
4175                         session->rename_state (old_name, new_name);
4176                         redisplay_snapshots ();
4177                 }
4178         }
4179 }
4180
4181
4182 void
4183 Editor::remove_snapshot (Glib::ustring name)
4184 {
4185         vector<string> choices;
4186
4187         std::string prompt  = string_compose (_("Do you really want to remove snapshot \"%1\" ?\n(cannot be undone)"), name);
4188
4189         choices.push_back (_("No, do nothing."));
4190         choices.push_back (_("Yes, remove it."));
4191
4192         Gtkmm2ext::Choice prompter (prompt, choices);
4193
4194         if (prompter.run () == 1) {
4195                 session->remove_state (name);
4196                 redisplay_snapshots ();
4197         }
4198 }
4199
4200 void
4201 Editor::redisplay_snapshots ()
4202 {
4203         if (session == 0) {
4204                 return;
4205         }
4206
4207         vector<string*>* states;
4208
4209         if ((states = session->possible_states()) == 0) {
4210                 return;
4211         }
4212
4213         snapshot_display_model->clear ();
4214
4215         for (vector<string*>::iterator i = states->begin(); i != states->end(); ++i) {
4216                 string statename = *(*i);
4217                 TreeModel::Row row = *(snapshot_display_model->append());
4218
4219                 /* this lingers on in case we ever want to change the visible
4220                    name of the snapshot.
4221                 */
4222
4223                 string display_name;
4224                 display_name = statename;
4225
4226                 if (statename == session->snap_name()) {
4227                         snapshot_display.get_selection()->select(row);
4228                 }
4229
4230                 row[snapshot_display_columns.visible_name] = display_name;
4231                 row[snapshot_display_columns.real_name] = statename;
4232         }
4233
4234         delete states;
4235 }
4236
4237 void
4238 Editor::session_state_saved (string snap_name)
4239 {
4240         ENSURE_GUI_THREAD (bind (mem_fun(*this, &Editor::session_state_saved), snap_name));
4241         redisplay_snapshots ();
4242 }
4243
4244 void
4245 Editor::maximise_editing_space ()
4246 {
4247         mouse_mode_tearoff->set_visible (false);
4248         tools_tearoff->set_visible (false);
4249
4250         pre_maximal_pane_position = edit_pane.get_position();
4251         pre_maximal_editor_width = this->get_width();
4252
4253         if(post_maximal_pane_position == 0) {
4254                 post_maximal_pane_position = edit_pane.get_width();
4255         }
4256
4257         fullscreen();
4258
4259         if(post_maximal_editor_width) {
4260                 edit_pane.set_position (post_maximal_pane_position -
4261                         abs(post_maximal_editor_width - pre_maximal_editor_width));
4262         } else {
4263                 edit_pane.set_position (post_maximal_pane_position);
4264         }
4265 }
4266
4267 void
4268 Editor::restore_editing_space ()
4269 {
4270         // user changed width of pane during fullscreen
4271         if(post_maximal_pane_position != edit_pane.get_position()) {
4272                 post_maximal_pane_position = edit_pane.get_position();
4273         }
4274
4275         unfullscreen();
4276
4277         mouse_mode_tearoff->set_visible (true);
4278         tools_tearoff->set_visible (true);
4279         post_maximal_editor_width = this->get_width();
4280
4281
4282         edit_pane.set_position (
4283                 pre_maximal_pane_position + abs(this->get_width() - pre_maximal_editor_width)
4284         );
4285 }
4286
4287 /**
4288  *  Make new playlists for a given track and also any others that belong
4289  *  to the same active edit group.
4290  *  @param v Track.
4291  */
4292
4293 void
4294 Editor::new_playlists (TimeAxisView* v)
4295 {
4296         begin_reversible_command (_("new playlists"));
4297         vector<boost::shared_ptr<ARDOUR::Playlist> > playlists;
4298         session->get_playlists(playlists);
4299         mapover_audio_tracks ( bind(mem_fun (*this, &Editor::mapped_use_new_playlist), playlists), v );
4300         commit_reversible_command ();
4301 }
4302
4303
4304 /**
4305  *  Use a copy of the current playlist for a given track and also any others that belong
4306  *  to the same active edit group.
4307  *  @param v Track.
4308  */
4309
4310 void
4311 Editor::copy_playlists (TimeAxisView* v)
4312 {
4313         begin_reversible_command (_("copy playlists"));
4314         vector<boost::shared_ptr<ARDOUR::Playlist> > playlists;
4315         session->get_playlists(playlists);
4316         mapover_audio_tracks ( bind(mem_fun (*this, &Editor::mapped_use_copy_playlist), playlists), v );
4317         commit_reversible_command ();
4318 }
4319
4320
4321 /**
4322  *  Clear the current playlist for a given track and also any others that belong
4323  *  to the same active edit group.
4324  *  @param v Track.
4325  */
4326
4327 void
4328 Editor::clear_playlists (TimeAxisView* v)
4329 {
4330         begin_reversible_command (_("clear playlists"));
4331         vector<boost::shared_ptr<ARDOUR::Playlist> > playlists;
4332         session->get_playlists(playlists);
4333         mapover_audio_tracks ( mem_fun (*this, &Editor::mapped_clear_playlist), v );
4334         commit_reversible_command ();
4335 }
4336
4337 void
4338 Editor::mapped_use_new_playlist (AudioTimeAxisView& atv, uint32_t sz, vector<boost::shared_ptr<ARDOUR::Playlist> > const & playlists)
4339 {
4340         atv.use_new_playlist (sz > 1 ? false : true, playlists);
4341 }
4342
4343 void
4344 Editor::mapped_use_copy_playlist (AudioTimeAxisView& atv, uint32_t sz, vector<boost::shared_ptr<ARDOUR::Playlist> > const & playlists)
4345 {
4346         atv.use_copy_playlist (sz > 1 ? false : true, playlists);
4347 }
4348
4349 void
4350 Editor::mapped_clear_playlist (AudioTimeAxisView& atv, uint32_t sz)
4351 {
4352         atv.clear_playlist ();
4353 }
4354
4355 bool
4356 Editor::on_key_press_event (GdkEventKey* ev)
4357 {
4358         return key_press_focus_accelerator_handler (*this, ev);
4359 }
4360
4361 bool
4362 Editor::on_key_release_event (GdkEventKey* ev)
4363 {
4364         return Gtk::Window::on_key_release_event (ev);
4365         // return key_press_focus_accelerator_handler (*this, ev);
4366 }
4367
4368 void
4369 Editor::reset_x_origin (nframes64_t frame)
4370 {
4371         queue_visual_change (frame);
4372 }
4373
4374 void
4375 Editor::reset_zoom (double fpu)
4376 {
4377         queue_visual_change (fpu);
4378 }
4379
4380 void
4381 Editor::reposition_and_zoom (nframes64_t frame, double fpu)
4382 {
4383         //cerr << "Editor::reposition_and_zoom () called ha v:l:u:ps:fpu = " << horizontal_adjustment.get_value() << ":" << horizontal_adjustment.get_lower() << ":" << horizontal_adjustment.get_upper() << ":" << horizontal_adjustment.get_page_size() << ":" << frames_per_unit << endl;//DEBUG
4384         reset_x_origin (frame);
4385         reset_zoom (fpu);
4386
4387         if (!no_save_visual) {
4388                 undo_visual_stack.push_back (current_visual_state(false));
4389         }
4390 }
4391
4392 Editor::VisualState*
4393 Editor::current_visual_state (bool with_tracks)
4394 {
4395         VisualState* vs = new VisualState;
4396         vs->y_position = vertical_adjustment.get_value();
4397         vs->frames_per_unit = frames_per_unit;
4398         vs->leftmost_frame = leftmost_frame;
4399         vs->zoom_focus = zoom_focus;
4400
4401         if (with_tracks) {
4402                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
4403                         vs->track_states.push_back (TAVState ((*i), &(*i)->get_state()));
4404                 }
4405         }
4406
4407         return vs;
4408 }
4409
4410 void
4411 Editor::undo_visual_state ()
4412 {
4413         if (undo_visual_stack.empty()) {
4414                 return;
4415         }
4416
4417         redo_visual_stack.push_back (current_visual_state());
4418
4419         VisualState* vs = undo_visual_stack.back();
4420         undo_visual_stack.pop_back();
4421         use_visual_state (*vs);
4422 }
4423
4424 void
4425 Editor::redo_visual_state ()
4426 {
4427         if (redo_visual_stack.empty()) {
4428                 return;
4429         }
4430
4431         undo_visual_stack.push_back (current_visual_state());
4432
4433         VisualState* vs = redo_visual_stack.back();
4434         redo_visual_stack.pop_back();
4435         use_visual_state (*vs);
4436 }
4437
4438 void
4439 Editor::swap_visual_state ()
4440 {
4441         if (undo_visual_stack.empty()) {
4442                 redo_visual_state ();
4443         } else {
4444                 undo_visual_state ();
4445                 undo_visual_stack.clear();  //swap_visual_state truncates the undo stack so we are just bouncing between 2 states
4446         }
4447 }
4448
4449 void
4450 Editor::use_visual_state (VisualState& vs)
4451 {
4452         no_save_visual = true;
4453         no_route_list_redisplay = true;
4454
4455         vertical_adjustment.set_value (vs.y_position);
4456
4457         set_zoom_focus (vs.zoom_focus);
4458         reposition_and_zoom (vs.leftmost_frame, vs.frames_per_unit);
4459
4460         for (list<TAVState>::iterator i = vs.track_states.begin(); i != vs.track_states.end(); ++i) {
4461                 TrackViewList::iterator t;
4462
4463                 /* check if the track still exists - it could have been deleted */
4464
4465                 if ((t = find (track_views.begin(), track_views.end(), i->first)) != track_views.end()) {
4466                         (*t)->set_state (*(i->second));
4467                 }
4468         }
4469
4470         if (!vs.track_states.empty()) {
4471                 update_route_visibility ();
4472         }
4473
4474         no_route_list_redisplay = false;
4475         redisplay_route_list ();
4476
4477         no_save_visual = false;
4478 }
4479
4480 void
4481 Editor::set_frames_per_unit (double fpu)
4482 {
4483         /* this is the core function that controls the zoom level of the canvas. it is called
4484            whenever one or more calls are made to reset_zoom(). it executes in an idle handler.
4485         */
4486
4487         if (fpu == frames_per_unit) {
4488                 return;
4489         }
4490
4491         if (fpu < 1.0) {
4492                 fpu = 1.0;
4493         }
4494
4495
4496         /* don't allow zooms that fit more than the maximum number
4497            of frames into an 800 pixel wide space.
4498         */
4499
4500         if (max_frames / fpu < 800.0) {
4501                 return;
4502         }
4503
4504         if (tempo_lines) {
4505                 tempo_lines->tempo_map_changed();
4506         }
4507
4508         frames_per_unit = fpu;
4509         post_zoom ();
4510 }
4511
4512 void
4513 Editor::post_zoom ()
4514 {
4515         nframes64_t cef = 0;
4516 /*
4517         // convert fpu to frame count
4518
4519         nframes64_t frames = (nframes64_t) floor (frames_per_unit * canvas_width);
4520
4521         if (frames_per_unit != zoom_range_clock.current_duration()) {
4522                 zoom_range_clock.set (frames);
4523         }
4524 */
4525         if (mouse_mode == MouseRange && selection->time.start () != selection->time.end_frame ()) {
4526                 if (!selection->tracks.empty()) {
4527                         for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
4528                                 (*i)->reshow_selection (selection->time);
4529                         }
4530                 } else {
4531                         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
4532                                 (*i)->reshow_selection (selection->time);
4533                         }
4534                 }
4535         }
4536         update_loop_range_view (false);
4537         update_punch_range_view (false);
4538
4539         if (playhead_cursor) {
4540                 playhead_cursor->set_position (playhead_cursor->current_frame);
4541         }
4542
4543         leftmost_frame = (nframes64_t) floor (horizontal_adjustment.get_value() * frames_per_unit);
4544
4545         ZoomChanged (); /* EMIT_SIGNAL */
4546
4547         reset_hscrollbar_stepping ();
4548
4549         if (session) {
4550                 cef = session->current_end_frame() + (current_page_frames() / 10);// Add a little extra so we can see the end marker
4551         }
4552         horizontal_adjustment.set_upper (cef / frames_per_unit);
4553
4554         //reset_scrolling_region ();
4555
4556         instant_save ();
4557 }
4558
4559 void
4560 Editor::queue_visual_change (nframes64_t where)
4561 {
4562         pending_visual_change.pending = VisualChange::Type (pending_visual_change.pending | VisualChange::TimeOrigin);
4563
4564         /* if we're moving beyond the end, make sure the upper limit of the horizontal adjustment
4565            can reach.
4566         */
4567
4568         if (where > session->current_end_frame()) {
4569                 horizontal_adjustment.set_upper ((where + current_page_frames()) / frames_per_unit);
4570         }
4571
4572         pending_visual_change.time_origin = where;
4573
4574         if (pending_visual_change.idle_handler_id < 0) {
4575                 pending_visual_change.idle_handler_id = g_idle_add (_idle_visual_changer, this);
4576         }
4577 }
4578
4579 void
4580 Editor::queue_visual_change (double fpu)
4581 {
4582         pending_visual_change.pending = VisualChange::Type (pending_visual_change.pending | VisualChange::ZoomLevel);
4583         pending_visual_change.frames_per_unit = fpu;
4584
4585         if (pending_visual_change.idle_handler_id < 0) {
4586                 pending_visual_change.idle_handler_id = g_idle_add_full (G_PRIORITY_HIGH_IDLE, _idle_visual_changer, this, 0);
4587         }
4588 }
4589
4590 int
4591 Editor::_idle_visual_changer (void* arg)
4592 {
4593         return static_cast<Editor*>(arg)->idle_visual_changer ();
4594 }
4595
4596 int
4597 Editor::idle_visual_changer ()
4598 {
4599         VisualChange::Type p = pending_visual_change.pending;
4600         pending_visual_change.pending = (VisualChange::Type) 0;
4601
4602         double last_time_origin = horizontal_adjustment.get_value();
4603         if (p & VisualChange::ZoomLevel) {
4604                 set_frames_per_unit (pending_visual_change.frames_per_unit);
4605         }
4606
4607         if (p & VisualChange::TimeOrigin) {
4608                 horizontal_adjustment.set_value (pending_visual_change.time_origin / frames_per_unit);
4609         }
4610
4611         if (last_time_origin == horizontal_adjustment.get_value() ) {
4612                 /* changed signal not emitted */
4613                 update_fixed_rulers ();
4614                 redisplay_tempo (true);
4615         }
4616         // cerr << "Editor::idle_visual_changer () called ha v:l:u:ps:fpu = " << horizontal_adjustment.get_value() << ":" << horizontal_adjustment.get_lower() << ":" << horizontal_adjustment.get_upper() << ":" << horizontal_adjustment.get_page_size() << ":" << frames_per_unit << endl;//DEBUG
4617         pending_visual_change.idle_handler_id = -1;
4618         return 0; /* this is always a one-shot call */
4619 }
4620
4621 struct EditorOrderTimeAxisSorter {
4622     bool operator() (const TimeAxisView* a, const TimeAxisView* b) const {
4623             return a->order < b->order;
4624     }
4625 };
4626
4627 void
4628 Editor::sort_track_selection (TrackSelection* sel)
4629 {
4630         EditorOrderTimeAxisSorter cmp;
4631
4632         if (sel) {
4633                 sel->sort (cmp);
4634         } else {
4635                 selection->tracks.sort (cmp);
4636         }
4637 }
4638
4639 nframes64_t
4640 Editor::get_preferred_edit_position (bool ignore_playhead)
4641 {
4642         bool ignored;
4643         nframes64_t where = 0;
4644         EditPoint ep = _edit_point;
4645
4646         if (entered_marker) {
4647                 return entered_marker->position();
4648         }
4649
4650         if (ignore_playhead && ep == EditAtPlayhead) {
4651                 ep = EditAtSelectedMarker;
4652         }
4653
4654         switch (ep) {
4655         case EditAtPlayhead:
4656                 where = session->audible_frame();
4657                 break;
4658
4659         case EditAtSelectedMarker:
4660                 if (!selection->markers.empty()) {
4661                         bool is_start;
4662                         Location* loc = find_location_from_marker (selection->markers.front(), is_start);
4663                         if (loc) {
4664                                 if (is_start) {
4665                                         where =  loc->start();
4666                                 } else {
4667                                         where = loc->end();
4668                                 }
4669                                 break;
4670                         }
4671                 }
4672                 /* fallthru */
4673
4674         default:
4675         case EditAtMouse:
4676                 if (!mouse_frame (where, ignored)) {
4677                         /* XXX not right but what can we do ? */
4678                         return 0;
4679                 }
4680                 snap_to (where);
4681                 break;
4682         }
4683
4684         return where;
4685 }
4686
4687 void
4688 Editor::set_loop_range (nframes64_t start, nframes64_t end, string cmd)
4689 {
4690         if (!session) return;
4691
4692         begin_reversible_command (cmd);
4693
4694         Location* tll;
4695
4696         if ((tll = transport_loop_location()) == 0) {
4697                 Location* loc = new Location (start, end, _("Loop"),  Location::IsAutoLoop);
4698                 XMLNode &before = session->locations()->get_state();
4699                 session->locations()->add (loc, true);
4700                 session->set_auto_loop_location (loc);
4701                 XMLNode &after = session->locations()->get_state();
4702                 session->add_command (new MementoCommand<Locations>(*(session->locations()), &before, &after));
4703         } else {
4704                 XMLNode &before = tll->get_state();
4705                 tll->set_hidden (false, this);
4706                 tll->set (start, end);
4707                 XMLNode &after = tll->get_state();
4708                 session->add_command (new MementoCommand<Location>(*tll, &before, &after));
4709         }
4710
4711         commit_reversible_command ();
4712 }
4713
4714 void
4715 Editor::set_punch_range (nframes64_t start, nframes64_t end, string cmd)
4716 {
4717         if (!session) return;
4718
4719         begin_reversible_command (cmd);
4720
4721         Location* tpl;
4722
4723         if ((tpl = transport_punch_location()) == 0) {
4724                 Location* loc = new Location (start, end, _("Loop"),  Location::IsAutoPunch);
4725                 XMLNode &before = session->locations()->get_state();
4726                 session->locations()->add (loc, true);
4727                 session->set_auto_loop_location (loc);
4728                 XMLNode &after = session->locations()->get_state();
4729                 session->add_command (new MementoCommand<Locations>(*(session->locations()), &before, &after));
4730         }
4731         else {
4732                 XMLNode &before = tpl->get_state();
4733                 tpl->set_hidden (false, this);
4734                 tpl->set (start, end);
4735                 XMLNode &after = tpl->get_state();
4736                 session->add_command (new MementoCommand<Location>(*tpl, &before, &after));
4737         }
4738
4739         commit_reversible_command ();
4740 }
4741
4742 void
4743 Editor::get_regions_at (RegionSelection& rs, nframes64_t where, const TrackSelection& ts) const
4744 {
4745         const TrackSelection* tracks;
4746
4747         if (ts.empty()) {
4748                 tracks = &track_views;
4749         } else {
4750                 tracks = &ts;
4751         }
4752
4753         for (TrackSelection::const_iterator t = tracks->begin(); t != tracks->end(); ++t) {
4754
4755                 AudioTimeAxisView* atv = dynamic_cast<AudioTimeAxisView*>(*t);
4756
4757                 if (atv) {
4758                         boost::shared_ptr<Diskstream> ds;
4759                         boost::shared_ptr<Playlist> pl;
4760
4761                         if ((ds = atv->get_diskstream()) && ((pl = ds->playlist()))) {
4762
4763                                 Playlist::RegionList* regions = pl->regions_at ((nframes64_t) floor ( (double)where * ds->speed()));
4764
4765                                 for (Playlist::RegionList::iterator i = regions->begin(); i != regions->end(); ++i) {
4766
4767                                         RegionView* rv = atv->audio_view()->find_view (*i);
4768
4769                                         if (rv) {
4770                                                 rs.add (rv);
4771                                         }
4772                                 }
4773
4774                                 delete regions;
4775                         }
4776                 }
4777         }
4778 }
4779
4780 void
4781 Editor::get_regions_after (RegionSelection& rs, nframes64_t where, const TrackSelection& ts) const
4782 {
4783         const TrackSelection* tracks;
4784
4785         if (ts.empty()) {
4786                 tracks = &track_views;
4787         } else {
4788                 tracks = &ts;
4789         }
4790
4791         for (TrackSelection::const_iterator t = tracks->begin(); t != tracks->end(); ++t) {
4792
4793                 AudioTimeAxisView* atv = dynamic_cast<AudioTimeAxisView*>(*t);
4794
4795                 if (atv) {
4796                         boost::shared_ptr<Diskstream> ds;
4797                         boost::shared_ptr<Playlist> pl;
4798
4799                         if ((ds = atv->get_diskstream()) && ((pl = ds->playlist()))) {
4800
4801                                 Playlist::RegionList* regions = pl->regions_touched ((nframes64_t) floor ( (double)where * ds->speed()), max_frames);
4802
4803                                 for (Playlist::RegionList::iterator i = regions->begin(); i != regions->end(); ++i) {
4804
4805                                         RegionView* rv = atv->audio_view()->find_view (*i);
4806
4807                                         if (rv) {
4808                                                 rs.push_back (rv);
4809                                         }
4810                                 }
4811
4812                                 delete regions;
4813                         }
4814                 }
4815         }
4816 }
4817
4818 void
4819 Editor::get_regions_for_action (RegionSelection& rs, bool allow_entered)
4820 {
4821         if (selection->regions.empty()) {
4822
4823                 if (selection->tracks.empty()) {
4824
4825                         /* no regions or tracks selected
4826                         */
4827
4828                         if (entered_regionview && mouse_mode == Editing::MouseObject) {
4829
4830                                 /*  entered regionview is valid and we're in object mode -
4831                                     just use entered regionview
4832                                 */
4833
4834                                 rs.add (entered_regionview);
4835                         }
4836
4837                         return;
4838
4839                 } else {
4840
4841                         /* no regions selected, so get all regions at the edit point across
4842                            all selected tracks.
4843                         */
4844
4845                         nframes64_t where = get_preferred_edit_position();
4846                         get_regions_at (rs, where, selection->tracks);
4847
4848                         /* if the entered regionview wasn't selected and neither was its track
4849                            then add it.
4850                         */
4851
4852                         if (entered_regionview != 0 &&
4853                             !selection->selected (entered_regionview) &&
4854                             !selection->selected (&entered_regionview->get_time_axis_view())) {
4855                                 rs.add (entered_regionview);
4856                         }
4857                 }
4858
4859         } else {
4860
4861                 /* just use the selected regions */
4862
4863                 rs = selection->regions;
4864
4865                 /* if the entered regionview wasn't selected and we allow this sort of thing,
4866                    then add it.
4867                 */
4868
4869                 if (allow_entered && entered_regionview && !selection->selected (entered_regionview)) {
4870                         rs.add (entered_regionview);
4871                 }
4872
4873         }
4874 }
4875
4876 void
4877 Editor::get_regions_corresponding_to (boost::shared_ptr<Region> region, vector<RegionView*>& regions)
4878 {
4879
4880         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
4881
4882                 RouteTimeAxisView* tatv;
4883
4884                 if ((tatv = dynamic_cast<RouteTimeAxisView*> (*i)) != 0) {
4885
4886                         boost::shared_ptr<Playlist> pl;
4887                         vector<boost::shared_ptr<Region> > results;
4888                         RegionView* marv;
4889                         boost::shared_ptr<Diskstream> ds;
4890
4891                         if ((ds = tatv->get_diskstream()) == 0) {
4892                                 /* bus */
4893                                 continue;
4894                         }
4895
4896                         if ((pl = (ds->playlist())) != 0) {
4897                                 pl->get_region_list_equivalent_regions (region, results);
4898                         }
4899
4900                         for (vector<boost::shared_ptr<Region> >::iterator ir = results.begin(); ir != results.end(); ++ir) {
4901                                 if ((marv = tatv->view()->find_view (*ir)) != 0) {
4902                                         regions.push_back (marv);
4903                                 }
4904                         }
4905
4906                 }
4907         }
4908 }
4909
4910 void
4911 Editor::show_rhythm_ferret ()
4912 {
4913         if (rhythm_ferret == 0) {
4914                 rhythm_ferret = new RhythmFerret(*this);
4915         }
4916
4917         rhythm_ferret->set_session (session);
4918         rhythm_ferret->show ();
4919         rhythm_ferret->present ();
4920 }
4921
4922 void
4923 Editor::first_idle ()
4924 {
4925         MessageDialog* dialog = 0;
4926
4927         if (track_views.size() > 1) {
4928                 dialog = new MessageDialog (*this,
4929                                             string_compose (_("Please wait while %1 loads visual data"), PROGRAM_NAME),
4930                                             true,
4931                                             Gtk::MESSAGE_INFO,
4932                                             Gtk::BUTTONS_NONE);
4933                 dialog->present ();
4934                 ARDOUR_UI::instance()->flush_pending ();
4935         }
4936
4937         for (TrackViewList::iterator t = track_views.begin(); t != track_views.end(); ++t) {
4938                 (*t)->first_idle();
4939         }
4940
4941         // first idle adds route children (automation tracks), so we need to redisplay here
4942         redisplay_route_list();
4943
4944         if (dialog) {
4945                 delete dialog;
4946         }
4947
4948         _have_idled = true;
4949 }
4950
4951 bool
4952 Editor::on_expose_event (GdkEventExpose* ev)
4953 {
4954         /* cerr << "+++ editor expose "
4955              << ev->area.x << ',' << ev->area.y
4956              << ' '
4957              << ev->area.width << " x " << ev->area.height
4958              << " need reize ? " << need_resize_line
4959              << endl;
4960         */
4961         bool ret = Window::on_expose_event (ev);
4962
4963 #if 0
4964         if (need_resize_line) {
4965
4966                 int xroot, yroot, discard;
4967                 int controls_width;
4968
4969                 /* Our root coordinates for drawing the line will be the left edge
4970                    of the track controls, and the upper left edge of our own window.
4971                 */
4972
4973                 get_window()->get_origin (discard, yroot);
4974                 controls_layout.get_window()->get_origin (xroot, discard);
4975                 controls_width = controls_layout.get_width();
4976
4977                 GdkRectangle lr;
4978                 GdkRectangle intersection;
4979
4980                 lr.x = 0;
4981                 lr.y = resize_line_y;
4982                 lr.width = controls_width + (int) canvas_width;
4983                 lr.height = 3;
4984
4985                 if (gdk_rectangle_intersect (&lr, &ev->area, &intersection)) {
4986
4987                         Glib::RefPtr<Gtk::Style> style (get_style());
4988                         Glib::RefPtr<Gdk::GC> black_gc (style->get_black_gc ());
4989                         Glib::RefPtr<Gdk::GC> gc = wrap (black_gc->gobj_copy(), false);
4990
4991                         /* draw on root window */
4992
4993                         GdkWindow* win = gdk_get_default_root_window();
4994
4995                         gc->set_subwindow (Gdk::INCLUDE_INFERIORS);
4996                         gc->set_line_attributes (3, Gdk::LINE_SOLID,
4997                                                  Gdk::CAP_NOT_LAST,
4998                                                  Gdk::JOIN_MITER);
4999
5000                         gdk_draw_line (win, gc->gobj(),
5001                                        0,
5002                                        resize_line_y,
5003                                        (int) canvas_width + controls_width,
5004                                        resize_line_y);
5005 #if 0
5006                         cerr << "drew line @ " << xroot << ", " << yroot + resize_line_y
5007                              << " to " << xroot + (int) canvas_width + controls_width
5008                              << ", " << yroot + resize_line_y
5009                              << endl;
5010 #endif
5011                         old_resize_line_y = resize_line_y;
5012                         cerr << "NEXT EXPOSE SHOULD BE AT " << old_resize_line_y << endl;
5013                 } else {
5014                         cerr << "no intersect with "
5015                              << lr.x << ',' << lr.y
5016                              << ' '
5017                              << lr.width << " x " << lr.height
5018                              << endl;
5019                 }
5020         }
5021
5022         //cerr << "--- editor expose\n";
5023 #endif
5024
5025         return ret;
5026 }
5027
5028 static gboolean
5029 _idle_resizer (gpointer arg)
5030 {
5031         return ((Editor*)arg)->idle_resize ();
5032 }
5033
5034 void
5035 Editor::add_to_idle_resize (TimeAxisView* view, uint32_t h)
5036 {
5037         if (resize_idle_id < 0) {
5038                 resize_idle_id = g_idle_add (_idle_resizer, this);
5039         }
5040
5041         resize_idle_target = h;
5042
5043         pending_resizes.push_back (view);
5044
5045         if (selection->selected (view) && !selection->tracks.empty()) {
5046                 pending_resizes.insert (pending_resizes.end(), selection->tracks.begin(), selection->tracks.end());
5047         }
5048 }
5049
5050 bool
5051 Editor::idle_resize ()
5052 {
5053         for (vector<TimeAxisView*>::iterator i = pending_resizes.begin(); i != pending_resizes.end(); ++i) {
5054                 (*i)->idle_resize (resize_idle_target);
5055         }
5056         pending_resizes.clear();
5057         //flush_canvas ();
5058         resize_idle_id = -1;
5059         return false;
5060 }
5061
5062 void
5063 Editor::change_region_layering_order (nframes64_t position)
5064 {
5065         if (clicked_regionview == 0) {
5066                 if (layering_order_editor) {
5067                         layering_order_editor->hide ();
5068                 }
5069                 return;
5070         }
5071
5072         AudioTimeAxisView* atv = dynamic_cast<AudioTimeAxisView*> (clicked_trackview);
5073
5074         if (atv == 0) {
5075                 return;
5076         }
5077
5078         boost::shared_ptr<Diskstream> ds;
5079         boost::shared_ptr<Playlist> pl;
5080
5081         if ((ds = atv->get_diskstream()) && ((pl = ds->playlist()))) {
5082
5083                 if (layering_order_editor == 0) {
5084                         layering_order_editor = new RegionLayeringOrderEditor(*this);
5085                 }
5086                 layering_order_editor->set_context (atv->name(), session, pl, position);
5087                 layering_order_editor->maybe_present ();
5088         }
5089 }
5090
5091 void
5092 Editor::update_region_layering_order_editor (nframes64_t frame)
5093 {
5094         if (layering_order_editor && layering_order_editor->is_visible ()) {
5095                 change_region_layering_order (frame);
5096         }
5097 }