gtk2_ardour/editor.cc

   1 /*
   2     Copyright (C) 2000-2006 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     $Id$
  19 */
  20
  21 #include <unistd.h>
  22 #include <cstdlib>
  23 #include <cmath>
  24 #include <string>
  25 #include <algorithm>
  26
  27 #include <sigc++/bind.h>
  28
  29 #include <pbd/convert.h>
  30 #include <pbd/error.h>
  31 #include <pbd/memento_command.h>
  32
  33 #include <gtkmm/image.h>
  34 #include <gdkmm/color.h>
  35 #include <gdkmm/bitmap.h>
  36
  37 #include <gtkmm2ext/gtk_ui.h>
  38 #include <gtkmm2ext/tearoff.h>
  39 #include <gtkmm2ext/utils.h>
  40
  41 #include <ardour/audio_track.h>
  42 #include <ardour/audio_diskstream.h>
  43 #include <ardour/plugin_manager.h>
  44 #include <ardour/location.h>
  45 #include <ardour/audioplaylist.h>
  46 #include <ardour/audioregion.h>
  47 #include <ardour/region.h>
  48 #include <ardour/session_route.h>
  49 #include <ardour/tempo.h>
  50 #include <ardour/utils.h>
  51
  52 #include <control_protocol/control_protocol.h>
  53
  54 #include "ardour_ui.h"
  55 #include "editor.h"
  56 #include "grouped_buttons.h"
  57 #include "keyboard.h"
  58 #include "marker.h"
  59 #include "playlist_selector.h"
  60 #include "audio_region_view.h"
  61 #include "rgb_macros.h"
  62 #include "selection.h"
  63 #include "audio_streamview.h"
  64 #include "time_axis_view.h"
  65 #include "utils.h"
  66 #include "crossfade_view.h"
  67 #include "editing.h"
  68 #include "public_editor.h"
  69 #include "crossfade_edit.h"
  70 #include "audio_time_axis.h"
  71 #include "canvas_impl.h"
  72 #include "actions.h"
  73 #include "gui_thread.h"
  74
  75 #ifdef FFT_ANALYSIS
  76 #include "analysis_window.h"
  77 #endif
  78
  79 #include "i18n.h"
  80
  81 /* <CMT Additions> */
  82 #include "imageframe_socket_handler.h"
  83 /* </CMT Additions> */
  84
  85 using namespace std;
  86 using namespace sigc;
  87 using namespace ARDOUR;
  88 using namespace PBD;
  89 using namespace Gtk;
  90 using namespace Glib;
  91 using namespace Gtkmm2ext;
  92 using namespace Editing;
  93
  94 using PBD::internationalize;
  95 using PBD::atoi;
  96
  97 const double Editor::timebar_height = 15.0;
  98
  99 #include "editor_xpms"
 100
 101 static const gchar *snap_type_strings[] = {
 102         N_("None"),
 103         N_("CD Frames"),
 104         N_("SMPTE Frames"),
 105         N_("SMPTE Seconds"),
 106         N_("SMPTE Minutes"),
 107         N_("Seconds"),
 108         N_("Minutes"),
 109         N_("Beats/32"),
 110         N_("Beats/16"),
 111         N_("Beats/8"),
 112         N_("Beats/4"),
 113         N_("Beats/3"),
 114         N_("Beats"),
 115         N_("Bars"),
 116         N_("Marks"),
 117         N_("Edit Cursor"),
 118         N_("Region starts"),
 119         N_("Region ends"),
 120         N_("Region syncs"),
 121         N_("Region bounds"),
 122         0
 123 };
 124
 125 static const gchar *snap_mode_strings[] = {
 126         N_("Normal Snap"),
 127         N_("Magnetic Snap"),
 128         0
 129 };
 130
 131 static const gchar *zoom_focus_strings[] = {
 132         N_("Left"),
 133         N_("Right"),
 134         N_("Center"),
 135         N_("Playhead"),
 136         N_("Edit Cursor"),
 137         0
 138 };
 139
 140 /* Soundfile  drag-n-drop */
 141
 142 Gdk::Cursor* Editor::cross_hair_cursor = 0;
 143 Gdk::Cursor* Editor::selector_cursor = 0;
 144 Gdk::Cursor* Editor::trimmer_cursor = 0;
 145 Gdk::Cursor* Editor::grabber_cursor = 0;
 146 Gdk::Cursor* Editor::zoom_cursor = 0;
 147 Gdk::Cursor* Editor::time_fx_cursor = 0;
 148 Gdk::Cursor* Editor::fader_cursor = 0;
 149 Gdk::Cursor* Editor::speaker_cursor = 0;
 150 Gdk::Cursor* Editor::wait_cursor = 0;
 151 Gdk::Cursor* Editor::timebar_cursor = 0;
 152
 153 void
 154 show_me_the_size (Requisition* r, const char* what)
 155 {
 156         cerr << "size of " << what << " = " << r->width << " x " << r->height << endl;
 157 }
 158
 159 void
 160 check_adjustment (Gtk::Adjustment* adj)
 161 {
 162         cerr << "CHANGE adj  = "
 163              << adj->get_lower () <<  ' '
 164              << adj->get_upper () <<  ' '
 165              << adj->get_value () <<  ' '
 166              << adj->get_step_increment () <<  ' '
 167              << adj->get_page_increment () <<  ' '
 168              << adj->get_page_size () <<  ' '
 169              << endl;
 170
 171 }
 172
 173 Editor::Editor (AudioEngine& eng)
 174         : engine (eng),
 175
 176           /* time display buttons */
 177
 178           minsec_label (_("Mins:Secs")),
 179           bbt_label (_("Bars:Beats")),
 180           smpte_label (_("SMPTE")),
 181           frame_label (_("Frames")),
 182           tempo_label (_("Tempo")),
 183           meter_label (_("Meter")),
 184           mark_label (_("Location Markers")),
 185           range_mark_label (_("Range Markers")),
 186           transport_mark_label (_("Loop/Punch Ranges")),
 187
 188           edit_packer (3, 3, false),
 189
 190           /* the values here don't matter: layout widgets
 191              reset them as needed.
 192           */
 193
 194           vertical_adjustment (0.0, 0.0, 10.0, 400.0),
 195           horizontal_adjustment (0.0, 0.0, 20.0, 1200.0),
 196
 197           /* tool bar related */
 198
 199           edit_cursor_clock (X_("EditCursorClock"), true),
 200           zoom_range_clock (X_("ZoomRangeClock"), true, true),
 201
 202           toolbar_selection_clock_table (2,3),
 203
 204           automation_mode_button (_("mode")),
 205           global_automation_button (_("automation")),
 206
 207           /* <CMT Additions> */
 208           image_socket_listener(0),
 209           /* </CMT Additions> */
 210
 211           /* nudge */
 212
 213           nudge_clock (X_("NudgeClock"), true, true)
 214
 215 {
 216         constructed = false;
 217
 218         /* we are a singleton */
 219
 220         PublicEditor::_instance = this;
 221
 222         session = 0;
 223
 224         selection = new Selection;
 225         cut_buffer = new Selection;
 226
 227         selection->TimeChanged.connect (mem_fun(*this, &Editor::time_selection_changed));
 228         selection->TracksChanged.connect (mem_fun(*this, &Editor::track_selection_changed));
 229         selection->RegionsChanged.connect (mem_fun(*this, &Editor::region_selection_changed));
 230         selection->PointsChanged.connect (mem_fun(*this, &Editor::point_selection_changed));
 231
 232         clicked_regionview = 0;
 233         clicked_axisview = 0;
 234         clicked_routeview = 0;
 235         clicked_crossfadeview = 0;
 236         clicked_control_point = 0;
 237         latest_regionview = 0;
 238         last_update_frame = 0;
 239         drag_info.item = 0;
 240         current_mixer_strip = 0;
 241         current_bbt_points = 0;
 242
 243         snap_type = SnapToFrame;
 244         set_snap_to (snap_type);
 245         snap_mode = SnapNormal;
 246         set_snap_mode (snap_mode);
 247         snap_threshold = 5.0;
 248         bbt_beat_subdivision = 4;
 249         canvas_width = 0;
 250         canvas_height = 0;
 251         autoscroll_active = false;
 252         autoscroll_timeout_tag = -1;
 253         interthread_progress_window = 0;
 254
 255 #ifdef FFT_ANALYSIS
 256         analysis_window = 0;
 257 #endif
 258
 259         current_interthread_info = 0;
 260         _show_measures = true;
 261         _show_waveforms = true;
 262         _show_waveforms_recording = true;
 263         first_action_message = 0;
 264         export_dialog = 0;
 265         show_gain_after_trim = false;
 266         ignore_route_list_reorder = false;
 267         no_route_list_redisplay = false;
 268         verbose_cursor_on = true;
 269         route_removal = false;
 270         track_spacing = 0;
 271         show_automatic_regions_in_region_list = true;
 272         region_list_sort_type = (Editing::RegionListSortType) 0;
 273         have_pending_keyboard_selection = false;
 274         _follow_playhead = true;
 275         _xfade_visibility = true;
 276         editor_ruler_menu = 0;
 277         no_ruler_shown_update = false;
 278         edit_group_list_menu = 0;
 279         route_list_menu = 0;
 280         region_list_menu = 0;
 281         marker_menu = 0;
 282         range_marker_menu = 0;
 283         marker_menu_item = 0;
 284         tm_marker_menu = 0;
 285         transport_marker_menu = 0;
 286         new_transport_marker_menu = 0;
 287         editor_mixer_strip_width = Wide;
 288         repos_zoom_queued = false;
 289         region_edit_menu_split_item = 0;
 290         temp_location = 0;
 291         region_edit_menu_split_multichannel_item = 0;
 292         leftmost_frame = 0;
 293         ignore_mouse_mode_toggle = false;
 294         current_stepping_trackview = 0;
 295         entered_track = 0;
 296         entered_regionview = 0;
 297         clear_entered_track = false;
 298         _new_regionviews_show_envelope = false;
 299         current_timestretch = 0;
 300         in_edit_group_row_change = false;
 301         last_canvas_frame = 0;
 302         edit_cursor = 0;
 303         playhead_cursor = 0;
 304         button_release_can_deselect = true;
 305
 306         location_marker_color = color_map[cLocationMarker];
 307         location_range_color = color_map[cLocationRange];
 308         location_cd_marker_color = color_map[cLocationCDMarker];
 309         location_loop_color = color_map[cLocationLoop];
 310         location_punch_color = color_map[cLocationPunch];
 311
 312         range_marker_drag_rect = 0;
 313         marker_drag_line = 0;
 314
 315         set_mouse_mode (MouseObject, true);
 316
 317         frames_per_unit = 2048; /* too early to use set_frames_per_unit */
 318         reset_hscrollbar_stepping ();
 319
 320         zoom_focus = ZoomFocusLeft;
 321         set_zoom_focus (ZoomFocusLeft);
 322         zoom_range_clock.ValueChanged.connect (mem_fun(*this, &Editor::zoom_adjustment_changed));
 323
 324         initialize_rulers ();
 325         initialize_canvas ();
 326
 327         edit_controls_vbox.set_spacing (0);
 328         horizontal_adjustment.signal_value_changed().connect (mem_fun(*this, &Editor::canvas_horizontally_scrolled));
 329         vertical_adjustment.signal_value_changed().connect (mem_fun(*this, &Editor::tie_vertical_scrolling));
 330
 331         track_canvas.set_hadjustment (horizontal_adjustment);
 332         track_canvas.set_vadjustment (vertical_adjustment);
 333         time_canvas.set_hadjustment (horizontal_adjustment);
 334
 335         track_canvas.signal_map_event().connect (mem_fun (*this, &Editor::track_canvas_map_handler));
 336         time_canvas.signal_map_event().connect (mem_fun (*this, &Editor::time_canvas_map_handler));
 337
 338         controls_layout.add (edit_controls_vbox);
 339         controls_layout.set_name ("EditControlsBase");
 340         controls_layout.add_events (Gdk::SCROLL_MASK);
 341         controls_layout.signal_scroll_event().connect (mem_fun(*this, &Editor::control_layout_scroll), false);
 342
 343         controls_layout.add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK|Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK);
 344         controls_layout.signal_button_release_event().connect (mem_fun(*this, &Editor::edit_controls_button_release));
 345         controls_layout.signal_size_request().connect (mem_fun (*this, &Editor::controls_layout_size_request));
 346
 347         edit_vscrollbar.set_adjustment (vertical_adjustment);
 348         edit_hscrollbar.set_adjustment (horizontal_adjustment);
 349
 350         edit_hscrollbar.signal_button_press_event().connect (mem_fun(*this, &Editor::hscrollbar_button_press));
 351         edit_hscrollbar.signal_button_release_event().connect (mem_fun(*this, &Editor::hscrollbar_button_release));
 352         edit_hscrollbar.signal_size_allocate().connect (mem_fun(*this, &Editor::hscrollbar_allocate));
 353
 354         build_cursors ();
 355         setup_toolbar ();
 356
 357         edit_cursor_clock.ValueChanged.connect (mem_fun(*this, &Editor::edit_cursor_clock_changed));
 358
 359         time_canvas_vbox.pack_start (*minsec_ruler, false, false);
 360         time_canvas_vbox.pack_start (*smpte_ruler, false, false);
 361         time_canvas_vbox.pack_start (*frames_ruler, false, false);
 362         time_canvas_vbox.pack_start (*bbt_ruler, false, false);
 363         time_canvas_vbox.pack_start (time_canvas, true, true);
 364         time_canvas_vbox.set_size_request (-1, (int)(timebar_height * visible_timebars));
 365
 366         bbt_label.set_name ("EditorTimeButton");
 367         bbt_label.set_size_request (-1, (int)timebar_height);
 368         bbt_label.set_alignment (1.0, 0.5);
 369         bbt_label.set_padding (5,0);
 370         minsec_label.set_name ("EditorTimeButton");
 371         minsec_label.set_size_request (-1, (int)timebar_height);
 372         minsec_label.set_alignment (1.0, 0.5);
 373         minsec_label.set_padding (5,0);
 374         smpte_label.set_name ("EditorTimeButton");
 375         smpte_label.set_size_request (-1, (int)timebar_height);
 376         smpte_label.set_alignment (1.0, 0.5);
 377         smpte_label.set_padding (5,0);
 378         frame_label.set_name ("EditorTimeButton");
 379         frame_label.set_size_request (-1, (int)timebar_height);
 380         frame_label.set_alignment (1.0, 0.5);
 381         frame_label.set_padding (5,0);
 382         tempo_label.set_name ("EditorTimeButton");
 383         tempo_label.set_size_request (-1, (int)timebar_height);
 384         tempo_label.set_alignment (1.0, 0.5);
 385         tempo_label.set_padding (5,0);
 386         meter_label.set_name ("EditorTimeButton");
 387         meter_label.set_size_request (-1, (int)timebar_height);
 388         meter_label.set_alignment (1.0, 0.5);
 389         meter_label.set_padding (5,0);
 390         mark_label.set_name ("EditorTimeButton");
 391         mark_label.set_size_request (-1, (int)timebar_height);
 392         mark_label.set_alignment (1.0, 0.5);
 393         mark_label.set_padding (5,0);
 394         range_mark_label.set_name ("EditorTimeButton");
 395         range_mark_label.set_size_request (-1, (int)timebar_height);
 396         range_mark_label.set_alignment (1.0, 0.5);
 397         range_mark_label.set_padding (5,0);
 398         transport_mark_label.set_name ("EditorTimeButton");
 399         transport_mark_label.set_size_request (-1, (int)timebar_height);
 400         transport_mark_label.set_alignment (1.0, 0.5);
 401         transport_mark_label.set_padding (5,0);
 402
 403         time_button_vbox.pack_start (minsec_label, false, false);
 404         time_button_vbox.pack_start (smpte_label, false, false);
 405         time_button_vbox.pack_start (frame_label, false, false);
 406         time_button_vbox.pack_start (bbt_label, false, false);
 407         time_button_vbox.pack_start (meter_label, false, false);
 408         time_button_vbox.pack_start (tempo_label, false, false);
 409         time_button_vbox.pack_start (mark_label, false, false);
 410
 411         time_button_event_box.add (time_button_vbox);
 412
 413         time_button_event_box.set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 414         time_button_event_box.set_name ("TimebarLabelBase");
 415         time_button_event_box.signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_label_button_release));
 416
 417         /* these enable us to have a dedicated window (for cursor setting, etc.)
 418            for the canvas areas.
 419         */
 420
 421         track_canvas_event_box.add (track_canvas);
 422
 423         time_canvas_event_box.add (time_canvas_vbox);
 424         time_canvas_event_box.set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK|Gdk::POINTER_MOTION_MASK);
 425
 426         edit_packer.set_col_spacings (0);
 427         edit_packer.set_row_spacings (0);
 428         edit_packer.set_homogeneous (false);
 429         edit_packer.set_border_width (0);
 430         edit_packer.set_name ("EditorWindow");
 431
 432         edit_packer.attach (edit_vscrollbar,         0, 1, 1, 3,    FILL,        FILL|EXPAND, 0, 0);
 433
 434         edit_packer.attach (time_button_event_box,   1, 2, 0, 1,    FILL,        FILL, 0, 0);
 435         edit_packer.attach (time_canvas_event_box,   2, 3, 0, 1,    FILL|EXPAND, FILL, 0, 0);
 436
 437         edit_packer.attach (controls_layout,         1, 2, 1, 2,    FILL,        FILL|EXPAND, 0, 0);
 438         edit_packer.attach (track_canvas_event_box,  2, 3, 1, 2,    FILL|EXPAND, FILL|EXPAND, 0, 0);
 439
 440         edit_packer.attach (edit_hscrollbar,         2, 3, 2, 3,    FILL|EXPAND,  FILL, 0, 0);
 441
 442         bottom_hbox.set_border_width (2);
 443         bottom_hbox.set_spacing (3);
 444
 445         route_display_model = ListStore::create(route_display_columns);
 446         route_list_display.set_model (route_display_model);
 447         route_list_display.append_column (_("Visible"), route_display_columns.visible);
 448         route_list_display.append_column (_("Name"), route_display_columns.text);
 449         route_list_display.get_column (0)->set_data (X_("colnum"), GUINT_TO_POINTER(0));
 450         route_list_display.get_column (1)->set_data (X_("colnum"), GUINT_TO_POINTER(1));
 451         route_list_display.set_headers_visible (true);
 452         route_list_display.set_name ("TrackListDisplay");
 453         route_list_display.get_selection()->set_mode (SELECTION_NONE);
 454         route_list_display.set_reorderable (true);
 455         route_list_display.set_size_request (100,-1);
 456
 457         CellRendererToggle* route_list_visible_cell = dynamic_cast<CellRendererToggle*>(route_list_display.get_column_cell_renderer (0));
 458         route_list_visible_cell->property_activatable() = true;
 459         route_list_visible_cell->property_radio() = false;
 460
 461         route_display_model->signal_row_deleted().connect (mem_fun (*this, &Editor::route_list_delete));
 462         route_display_model->signal_row_changed().connect (mem_fun (*this, &Editor::route_list_change));
 463
 464         route_list_display.signal_button_press_event().connect (mem_fun (*this, &Editor::route_list_display_button_press), false);
 465
 466         route_list_scroller.add (route_list_display);
 467         route_list_scroller.set_policy (POLICY_NEVER, POLICY_AUTOMATIC);
 468
 469         group_model = ListStore::create(group_columns);
 470         edit_group_display.set_model (group_model);
 471         edit_group_display.append_column (_("Name"), group_columns.text);
 472         edit_group_display.append_column (_("Active"), group_columns.is_active);
 473         edit_group_display.append_column (_("Visible"), group_columns.is_visible);
 474         edit_group_display.get_column (0)->set_data (X_("colnum"), GUINT_TO_POINTER(0));
 475         edit_group_display.get_column (1)->set_data (X_("colnum"), GUINT_TO_POINTER(1));
 476         edit_group_display.get_column (2)->set_data (X_("colnum"), GUINT_TO_POINTER(2));
 477         edit_group_display.get_column (0)->set_expand (true);
 478         edit_group_display.get_column (1)->set_expand (false);
 479         edit_group_display.get_column (2)->set_expand (false);
 480         edit_group_display.set_headers_visible (true);
 481
 482         /* name is directly editable */
 483
 484         CellRendererText* name_cell = dynamic_cast<CellRendererText*>(edit_group_display.get_column_cell_renderer (0));
 485         name_cell->property_editable() = true;
 486         name_cell->signal_edited().connect (mem_fun (*this, &Editor::edit_group_name_edit));
 487
 488         /* use checkbox for the active + visible columns */
 489
 490         CellRendererToggle* active_cell = dynamic_cast<CellRendererToggle*>(edit_group_display.get_column_cell_renderer (1));
 491         active_cell->property_activatable() = true;
 492         active_cell->property_radio() = false;
 493
 494         active_cell = dynamic_cast<CellRendererToggle*>(edit_group_display.get_column_cell_renderer (1));
 495         active_cell->property_activatable() = true;
 496         active_cell->property_radio() = false;
 497
 498         edit_group_display.set_name ("EditGroupList");
 499
 500         group_model->signal_row_changed().connect (mem_fun (*this, &Editor::edit_group_row_change));
 501
 502         edit_group_display.set_name ("EditGroupList");
 503         edit_group_display.get_selection()->set_mode (SELECTION_SINGLE);
 504         edit_group_display.set_reorderable (false);
 505         edit_group_display.set_rules_hint (true);
 506         edit_group_display.set_size_request (75, -1);
 507
 508         edit_group_display_scroller.add (edit_group_display);
 509         edit_group_display_scroller.set_policy (POLICY_AUTOMATIC, POLICY_AUTOMATIC);
 510
 511         edit_group_display.signal_button_press_event().connect (mem_fun(*this, &Editor::edit_group_list_button_press_event), false);
 512
 513         VBox* edit_group_display_packer = manage (new VBox());
 514         HButtonBox* edit_group_display_button_box = manage (new HButtonBox());
 515         edit_group_display_button_box->set_homogeneous (true);
 516
 517         Button* edit_group_add_button = manage (new Button ());
 518         Button* edit_group_remove_button = manage (new Button ());
 519
 520         Widget* w;
 521
 522         w = manage (new Image (Stock::ADD, ICON_SIZE_BUTTON));
 523         w->show();
 524         edit_group_add_button->add (*w);
 525
 526         w = manage (new Image (Stock::REMOVE, ICON_SIZE_BUTTON));
 527         w->show();
 528         edit_group_remove_button->add (*w);
 529
 530         edit_group_add_button->signal_clicked().connect (mem_fun (*this, &Editor::new_edit_group));
 531         edit_group_remove_button->signal_clicked().connect (mem_fun (*this, &Editor::remove_selected_edit_group));
 532
 533         edit_group_display_button_box->pack_start (*edit_group_add_button);
 534         edit_group_display_button_box->pack_start (*edit_group_remove_button);
 535
 536         edit_group_display_packer->pack_start (edit_group_display_scroller, true, true);
 537         edit_group_display_packer->pack_start (*edit_group_display_button_box, false, false);
 538
 539         region_list_display.set_size_request (100, -1);
 540         region_list_display.set_name ("RegionListDisplay");
 541
 542         region_list_model = TreeStore::create (region_list_columns);
 543         region_list_model->set_sort_func (0, mem_fun (*this, &Editor::region_list_sorter));
 544         region_list_model->set_sort_column (0, SORT_ASCENDING);
 545
 546         region_list_display.set_model (region_list_model);
 547         region_list_display.append_column (_("Regions"), region_list_columns.name);
 548         region_list_display.set_headers_visible (false);
 549         region_list_display.set_hover_expand (true);
 550
 551         region_list_display.get_selection()->set_select_function (mem_fun (*this, &Editor::region_list_selection_filter));
 552
 553         TreeViewColumn* tv_col = region_list_display.get_column(0);
 554         CellRendererText* renderer = dynamic_cast<CellRendererText*>(region_list_display.get_column_cell_renderer (0));
 555         tv_col->add_attribute(renderer->property_text(), region_list_columns.name);
 556         tv_col->add_attribute(renderer->property_foreground_gdk(), region_list_columns.color_);
 557
 558         region_list_display.get_selection()->set_mode (SELECTION_MULTIPLE);
 559         region_list_display.add_object_drag (region_list_columns.region.index(), "regions");
 560
 561         /* setup DnD handling */
 562
 563         list<TargetEntry> region_list_target_table;
 564
 565         region_list_target_table.push_back (TargetEntry ("text/plain"));
 566         region_list_target_table.push_back (TargetEntry ("text/uri-list"));
 567         region_list_target_table.push_back (TargetEntry ("application/x-rootwin-drop"));
 568
 569         region_list_display.add_drop_targets (region_list_target_table);
 570         region_list_display.signal_drag_data_received().connect (mem_fun(*this, &Editor::region_list_display_drag_data_received));
 571
 572         region_list_scroller.add (region_list_display);
 573         region_list_scroller.set_policy (POLICY_NEVER, POLICY_AUTOMATIC);
 574
 575         region_list_display.signal_key_press_event().connect (mem_fun(*this, &Editor::region_list_display_key_press));
 576         region_list_display.signal_key_release_event().connect (mem_fun(*this, &Editor::region_list_display_key_release));
 577         region_list_display.signal_button_press_event().connect (mem_fun(*this, &Editor::region_list_display_button_press), false);
 578         region_list_display.signal_button_release_event().connect (mem_fun(*this, &Editor::region_list_display_button_release));
 579         region_list_display.get_selection()->signal_changed().connect (mem_fun(*this, &Editor::region_list_selection_changed));
 580         // region_list_display.signal_popup_menu().connect (bind (mem_fun (*this, &Editor::show_region_list_display_context_menu), 1, 0));
 581
 582         named_selection_scroller.add (named_selection_display);
 583         named_selection_scroller.set_policy (POLICY_NEVER, POLICY_AUTOMATIC);
 584
 585         named_selection_model = TreeStore::create (named_selection_columns);
 586         named_selection_display.set_model (named_selection_model);
 587         named_selection_display.append_column (_("Chunks"), named_selection_columns.text);
 588         named_selection_display.set_headers_visible (false);
 589         named_selection_display.set_size_request (100, -1);
 590         named_selection_display.set_name ("RegionListDisplay");
 591
 592         named_selection_display.get_selection()->set_mode (SELECTION_SINGLE);
 593         named_selection_display.set_size_request (100, -1);
 594         named_selection_display.signal_button_press_event().connect (mem_fun(*this, &Editor::named_selection_display_button_press), false);
 595         named_selection_display.get_selection()->signal_changed().connect (mem_fun (*this, &Editor::named_selection_display_selection_changed));
 596
 597         /* SNAPSHOTS */
 598
 599         snapshot_display_model = ListStore::create (snapshot_display_columns);
 600         snapshot_display.set_model (snapshot_display_model);
 601         snapshot_display.append_column (X_("snapshot"), snapshot_display_columns.visible_name);
 602         snapshot_display.set_name ("SnapshotDisplayList");
 603         snapshot_display.set_size_request (75, -1);
 604         snapshot_display.set_headers_visible (false);
 605         snapshot_display.set_reorderable (false);
 606         snapshot_display_scroller.add (snapshot_display);
 607         snapshot_display_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
 608
 609         snapshot_display.get_selection()->signal_changed().connect (mem_fun(*this, &Editor::snapshot_display_selection_changed));
 610         snapshot_display.signal_button_press_event().connect (mem_fun (*this, &Editor::snapshot_display_button_press), false);
 611
 612         Gtk::Label* nlabel;
 613
 614         nlabel = manage (new Label (_("Regions")));
 615         nlabel->set_angle (-90);
 616         the_notebook.append_page (region_list_scroller, *nlabel);
 617         nlabel = manage (new Label (_("Tracks/Busses")));
 618         nlabel->set_angle (-90);
 619         the_notebook.append_page (route_list_scroller, *nlabel);
 620         nlabel = manage (new Label (_("Snapshots")));
 621         nlabel->set_angle (-90);
 622         the_notebook.append_page (snapshot_display_scroller, *nlabel);
 623         nlabel = manage (new Label (_("Edit Groups")));
 624         nlabel->set_angle (-90);
 625         the_notebook.append_page (*edit_group_display_packer, *nlabel);
 626         nlabel = manage (new Label (_("Chunks")));
 627         nlabel->set_angle (-90);
 628         the_notebook.append_page (named_selection_scroller, *nlabel);
 629
 630         the_notebook.set_show_tabs (true);
 631         the_notebook.set_scrollable (true);
 632         the_notebook.popup_enable ();
 633         the_notebook.set_tab_pos (Gtk::POS_RIGHT);
 634
 635         edit_pane.pack1 (edit_packer, true, true);
 636         edit_pane.pack2 (the_notebook, false, true);
 637
 638         edit_pane.signal_size_allocate().connect (bind (mem_fun(*this, &Editor::pane_allocation_handler), static_cast<Paned*> (&edit_pane)));
 639
 640         top_hbox.pack_start (toolbar_frame, true, true);
 641
 642         HBox *hbox = manage (new HBox);
 643         hbox->pack_start (edit_pane, true, true);
 644
 645         global_vpacker.pack_start (top_hbox, false, false);
 646         global_vpacker.pack_start (*hbox, true, true);
 647
 648         global_hpacker.pack_start (global_vpacker, true, true);
 649
 650         set_name ("EditorWindow");
 651         add_accel_group (ActionManager::ui_manager->get_accel_group());
 652
 653         vpacker.pack_end (global_hpacker, true, true);
 654
 655         /* register actions now so that set_state() can find them and set toggles/checks etc */
 656
 657         register_actions ();
 658
 659         XMLNode* node = ARDOUR_UI::instance()->editor_settings();
 660         set_state (*node);
 661
 662         _playlist_selector = new PlaylistSelector();
 663         _playlist_selector->signal_delete_event().connect (bind (sigc::ptr_fun (just_hide_it), static_cast<Window *> (_playlist_selector)));
 664
 665         RegionView::RegionViewGoingAway.connect (mem_fun(*this, &Editor::catch_vanishing_regionview));
 666
 667         /* nudge stuff */
 668
 669         nudge_forward_button.add (*(manage (new Image (::get_icon("nudge_right")))));
 670         nudge_backward_button.add (*(manage (new Image (::get_icon("nudge_left")))));
 671
 672         ARDOUR_UI::instance()->tooltips().set_tip (nudge_forward_button, _("Nudge Region/Selection Forwards"));
 673         ARDOUR_UI::instance()->tooltips().set_tip (nudge_backward_button, _("Nudge Region/Selection Backwards"));
 674
 675         nudge_forward_button.set_name ("TransportButton");
 676         nudge_backward_button.set_name ("TransportButton");
 677
 678         fade_context_menu.set_name ("ArdourContextMenu");
 679
 680         set_title (_("ardour: editor"));
 681         set_wmclass (_("ardour_editor"), "Ardour");
 682
 683         add (vpacker);
 684         add_events (Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK);
 685
 686         signal_configure_event().connect (mem_fun (*ARDOUR_UI::instance(), &ARDOUR_UI::configure_handler));
 687         signal_delete_event().connect (mem_fun (*ARDOUR_UI::instance(), &ARDOUR_UI::exit_on_main_window_close));
 688
 689         /* allow external control surfaces/protocols to do various things */
 690
 691         ControlProtocol::ZoomToSession.connect (mem_fun (*this, &Editor::temporal_zoom_session));
 692         ControlProtocol::ZoomIn.connect (bind (mem_fun (*this, &Editor::temporal_zoom_step), false));
 693         ControlProtocol::ZoomOut.connect (bind (mem_fun (*this, &Editor::temporal_zoom_step), true));
 694         ControlProtocol::ScrollTimeline.connect (mem_fun (*this, &Editor::control_scroll));
 695
 696         Config->ParameterChanged.connect (mem_fun (*this, &Editor::parameter_changed));
 697
 698         constructed = true;
 699         instant_save ();
 700 }
 701
 702 Editor::~Editor()
 703 {
 704         /* <CMT Additions> */
 705         if(image_socket_listener)
 706         {
 707                 if(image_socket_listener->is_connected())
 708                 {
 709                         image_socket_listener->close_connection() ;
 710                 }
 711
 712                 delete image_socket_listener ;
 713                 image_socket_listener = 0 ;
 714         }
 715         /* </CMT Additions> */
 716 }
 717
 718 void
 719 Editor::add_toplevel_controls (Container& cont)
 720 {
 721         vpacker.pack_start (cont, false, false);
 722         cont.show_all ();
 723 }
 724
 725 void
 726 Editor::catch_vanishing_regionview (RegionView *rv)
 727 {
 728         /* note: the selection will take care of the vanishing
 729            audioregionview by itself.
 730         */
 731
 732         if (clicked_regionview == rv) {
 733                 clicked_regionview = 0;
 734         }
 735
 736         if (entered_regionview == rv) {
 737                 set_entered_regionview (0);
 738         }
 739 }
 740
 741 void
 742 Editor::set_entered_regionview (RegionView* rv)
 743 {
 744         if (rv == entered_regionview) {
 745                 return;
 746         }
 747
 748         if (entered_regionview) {
 749                 entered_regionview->exited ();
 750         }
 751
 752         if ((entered_regionview = rv) != 0) {
 753                 entered_regionview->entered ();
 754         }
 755 }
 756
 757 void
 758 Editor::set_entered_track (TimeAxisView* tav)
 759 {
 760         if (entered_track) {
 761                 entered_track->exited ();
 762         }
 763
 764         if ((entered_track = tav) != 0) {
 765                 entered_track->entered ();
 766         }
 767 }
 768
 769 void
 770 Editor::show_window ()
 771 {
 772         show_all ();
 773         present ();
 774
 775         /* now reset all audio_time_axis heights, because widgets might need
 776            to be re-hidden
 777         */
 778
 779         TimeAxisView *tv;
 780
 781         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 782                 tv = (static_cast<TimeAxisView*>(*i));
 783                 tv->reset_height ();
 784         }
 785 }
 786
 787 void
 788 Editor::tie_vertical_scrolling ()
 789 {
 790         double y1 = vertical_adjustment.get_value();
 791         controls_layout.get_vadjustment()->set_value (y1);
 792         playhead_cursor->set_y_axis(y1);
 793         edit_cursor->set_y_axis(y1);
 794 }
 795
 796 void
 797 Editor::set_frames_per_unit (double fpu)
 798 {
 799         nframes_t frames;
 800
 801         if (fpu == frames_per_unit) {
 802                 return;
 803         }
 804
 805         if (fpu < 2.0) {
 806                 fpu = 2.0;
 807         }
 808
 809         // convert fpu to frame count
 810
 811         frames = (nframes_t) floor (fpu * canvas_width);
 812
 813         /* don't allow zooms that fit more than the maximum number
 814            of frames into an 800 pixel wide space.
 815         */
 816
 817         if (max_frames / fpu < 800.0) {
 818                 return;
 819         }
 820
 821         if (fpu == frames_per_unit) {
 822                 return;
 823         }
 824
 825         frames_per_unit = fpu;
 826
 827         if (frames != zoom_range_clock.current_duration()) {
 828                 zoom_range_clock.set (frames);
 829         }
 830
 831         if (mouse_mode == MouseRange && selection->time.start () != selection->time.end_frame ()) {
 832                 if (!selection->tracks.empty()) {
 833                         for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
 834                                 (*i)->reshow_selection (selection->time);
 835                         }
 836                 } else {
 837                         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 838                                 (*i)->reshow_selection (selection->time);
 839                         }
 840                 }
 841         }
 842
 843         ZoomChanged (); /* EMIT_SIGNAL */
 844
 845         reset_hscrollbar_stepping ();
 846         reset_scrolling_region ();
 847
 848         if (edit_cursor) edit_cursor->set_position (edit_cursor->current_frame);
 849         if (playhead_cursor) playhead_cursor->set_position (playhead_cursor->current_frame);
 850
 851         instant_save ();
 852
 853 }
 854
 855 void
 856 Editor::instant_save ()
 857 {
 858         if (!constructed || !ARDOUR_UI::instance()->session_loaded) {
 859                 return;
 860         }
 861
 862         if (session) {
 863                 session->add_instant_xml(get_state(), session->path());
 864         } else {
 865                 Config->add_instant_xml(get_state(), get_user_ardour_path());
 866         }
 867 }
 868
 869 void
 870 Editor::reposition_x_origin (nframes_t frame)
 871 {
 872         if (frame != leftmost_frame) {
 873                 leftmost_frame = frame;
 874
 875                 nframes_t rightmost_frame = leftmost_frame + current_page_frames ();
 876
 877                 if (rightmost_frame > last_canvas_frame) {
 878                         last_canvas_frame = rightmost_frame;
 879                         reset_scrolling_region ();
 880                 }
 881
 882                 horizontal_adjustment.set_value (frame/frames_per_unit);
 883         } else {
 884                 update_fixed_rulers();
 885                 tempo_map_changed (Change (0));
 886         }
 887 }
 888
 889 void
 890 Editor::edit_cursor_clock_changed()
 891 {
 892         if (edit_cursor->current_frame != edit_cursor_clock.current_time()) {
 893                 edit_cursor->set_position (edit_cursor_clock.current_time());
 894         }
 895 }
 896
 897
 898 void
 899 Editor::zoom_adjustment_changed ()
 900 {
 901         if (session == 0) {
 902                 return;
 903         }
 904
 905         double fpu = zoom_range_clock.current_duration() / canvas_width;
 906
 907         if (fpu < 1.0) {
 908                 fpu = 1.0;
 909                 zoom_range_clock.set ((nframes_t) floor (fpu * canvas_width));
 910         } else if (fpu > session->current_end_frame() / canvas_width) {
 911                 fpu = session->current_end_frame() / canvas_width;
 912                 zoom_range_clock.set ((nframes_t) floor (fpu * canvas_width));
 913         }
 914
 915         temporal_zoom (fpu);
 916 }
 917
 918 void
 919 Editor::control_scroll (float fraction)
 920 {
 921         ENSURE_GUI_THREAD(bind (mem_fun (*this, &Editor::control_scroll), fraction));
 922
 923         if (!session) {
 924                 return;
 925         }
 926
 927         double step = fraction * current_page_frames();
 928         nframes_t target;
 929
 930         if ((fraction < 0.0f) && (session->transport_frame() < (nframes_t) fabs(step))) {
 931                 target = 0;
 932         } else if ((fraction > 0.0f) && (max_frames - session->transport_frame() < step)) {
 933                 target = (max_frames - (current_page_frames()*2)); // allow room for slop in where the PH is on the screen
 934         } else {
 935                 target = (session->transport_frame() + (nframes_t) floor ((fraction * current_page_frames())));
 936         }
 937
 938         /* move visuals, we'll catch up with it later */
 939
 940         playhead_cursor->set_position (target);
 941
 942         if (target > (current_page_frames() / 2)) {
 943                 /* try to center PH in window */
 944                 reposition_x_origin (target - (current_page_frames()/2));
 945         } else {
 946                 reposition_x_origin (0);
 947         }
 948
 949         /* cancel the existing */
 950
 951         control_scroll_connection.disconnect ();
 952
 953         /* add the next one */
 954
 955         control_scroll_connection = Glib::signal_timeout().connect (bind (mem_fun (*this, &Editor::deferred_control_scroll), target), 50);
 956 }
 957
 958 bool
 959 Editor::deferred_control_scroll (nframes_t target)
 960 {
 961         session->request_locate (target);
 962         return false;
 963 }
 964
 965 void
 966 Editor::canvas_horizontally_scrolled ()
 967 {
 968
 969         leftmost_frame = (nframes_t) floor (horizontal_adjustment.get_value() * frames_per_unit);
 970         update_fixed_rulers ();
 971         tempo_map_changed (Change (0));
 972
 973 }
 974
 975 void
 976 Editor::reposition_and_zoom (nframes_t frame, double nfpu)
 977 {
 978         if (!repos_zoom_queued) {
 979                 repos_zoom_queued = true;
 980                 Glib::signal_idle().connect (bind (mem_fun(*this, &Editor::deferred_reposition_and_zoom), frame, nfpu));
 981         }
 982 }
 983
 984 gint
 985 Editor::deferred_reposition_and_zoom (nframes_t frame, double nfpu)
 986 {
 987
 988         set_frames_per_unit (nfpu);
 989         reposition_x_origin  (frame);
 990         repos_zoom_queued = false;
 991
 992         return FALSE;
 993 }
 994
 995 void
 996 Editor::on_realize ()
 997 {
 998         Window::on_realize ();
 999         Realized ();
1000 }
1001
1002 void
1003 Editor::start_scrolling ()
1004 {
1005         scroll_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect
1006                 (mem_fun(*this, &Editor::update_current_screen));
1007 }
1008
1009 void
1010 Editor::stop_scrolling ()
1011 {
1012         scroll_connection.disconnect ();
1013 }
1014
1015 void
1016 Editor::map_position_change (nframes_t frame)
1017 {
1018         ENSURE_GUI_THREAD (bind (mem_fun(*this, &Editor::map_position_change), frame));
1019
1020         if (session == 0 || !_follow_playhead) {
1021                 return;
1022         }
1023
1024         center_screen (frame);
1025         playhead_cursor->set_position (frame);
1026 }
1027
1028 void
1029 Editor::center_screen (nframes_t frame)
1030 {
1031         double page = canvas_width * frames_per_unit;
1032
1033         /* if we're off the page, then scroll.
1034          */
1035
1036         if (frame < leftmost_frame || frame >= leftmost_frame + page) {
1037                 center_screen_internal (frame, page);
1038         }
1039 }
1040
1041 void
1042 Editor::center_screen_internal (nframes_t frame, float page)
1043 {
1044         page /= 2;
1045
1046         if (frame > page) {
1047                 frame -= (nframes_t) page;
1048         } else {
1049                 frame = 0;
1050         }
1051
1052     reposition_x_origin (frame);
1053 }
1054
1055 void
1056 Editor::handle_new_duration ()
1057 {
1058         ENSURE_GUI_THREAD (mem_fun (*this, &Editor::handle_new_duration));
1059
1060         nframes_t new_end = session->get_maximum_extent() + (nframes_t) floorf (current_page_frames() * 0.10f);
1061
1062         if (new_end > last_canvas_frame) {
1063                 last_canvas_frame = new_end;
1064                 reset_scrolling_region ();
1065         }
1066
1067         horizontal_adjustment.set_value (leftmost_frame/frames_per_unit);
1068 }
1069
1070 void
1071 Editor::update_title_s (const string & snap_name)
1072 {
1073         ENSURE_GUI_THREAD(bind (mem_fun(*this, &Editor::update_title_s), snap_name));
1074
1075         update_title ();
1076 }
1077
1078 void
1079 Editor::update_title ()
1080 {
1081         ENSURE_GUI_THREAD (mem_fun(*this, &Editor::update_title));
1082
1083         if (session) {
1084                 bool dirty = session->dirty();
1085
1086                 string wintitle = _("ardour: editor: ");
1087
1088                 if (dirty) {
1089                         wintitle += '[';
1090                 }
1091
1092                 wintitle += session->name();
1093
1094                 if (session->snap_name() != session->name()) {
1095                         wintitle += ':';
1096                         wintitle += session->snap_name();
1097                 }
1098
1099                 if (dirty) {
1100                         wintitle += ']';
1101                 }
1102
1103                 set_title (wintitle);
1104         }
1105 }
1106
1107 void
1108 Editor::connect_to_session (Session *t)
1109 {
1110         session = t;
1111
1112         if (first_action_message) {
1113                 first_action_message->hide();
1114         }
1115
1116         update_title ();
1117
1118         session->GoingAway.connect (mem_fun(*this, &Editor::session_going_away));
1119
1120         /* These signals can all be emitted by a non-GUI thread. Therefore the
1121            handlers for them must not attempt to directly interact with the GUI,
1122            but use Gtkmm2ext::UI::instance()->call_slot();
1123         */
1124
1125         session_connections.push_back (session->TransportStateChange.connect (mem_fun(*this, &Editor::map_transport_state)));
1126         session_connections.push_back (session->PositionChanged.connect (mem_fun(*this, &Editor::map_position_change)));
1127         session_connections.push_back (session->RouteAdded.connect (mem_fun(*this, &Editor::handle_new_route)));
1128         session_connections.push_back (session->RegionAdded.connect (mem_fun(*this, &Editor::handle_new_region)));
1129         session_connections.push_back (session->RegionRemoved.connect (mem_fun(*this, &Editor::handle_region_removed)));
1130         session_connections.push_back (session->DurationChanged.connect (mem_fun(*this, &Editor::handle_new_duration)));
1131         session_connections.push_back (session->edit_group_added.connect (mem_fun(*this, &Editor::add_edit_group)));
1132         session_connections.push_back (session->edit_group_removed.connect (mem_fun(*this, &Editor::edit_groups_changed)));
1133         session_connections.push_back (session->NamedSelectionAdded.connect (mem_fun(*this, &Editor::handle_new_named_selection)));
1134         session_connections.push_back (session->NamedSelectionRemoved.connect (mem_fun(*this, &Editor::handle_new_named_selection)));
1135         session_connections.push_back (session->DirtyChanged.connect (mem_fun(*this, &Editor::update_title)));
1136         session_connections.push_back (session->StateSaved.connect (mem_fun(*this, &Editor::update_title_s)));
1137         session_connections.push_back (session->AskAboutPlaylistDeletion.connect (mem_fun(*this, &Editor::playlist_deletion_dialog)));
1138         session_connections.push_back (session->RegionHiddenChange.connect (mem_fun(*this, &Editor::region_hidden)));
1139
1140         session_connections.push_back (session->SMPTEOffsetChanged.connect (mem_fun(*this, &Editor::update_just_smpte)));
1141
1142         session_connections.push_back (session->tempo_map().StateChanged.connect (mem_fun(*this, &Editor::tempo_map_changed)));
1143
1144         edit_groups_changed ();
1145
1146         edit_cursor_clock.set_session (session);
1147         zoom_range_clock.set_session (session);
1148         _playlist_selector->set_session (session);
1149         nudge_clock.set_session (session);
1150
1151 #ifdef FFT_ANALYSIS
1152         if (analysis_window != 0)
1153                 analysis_window->set_session (session);
1154 #endif
1155
1156         Location* loc = session->locations()->auto_loop_location();
1157         if (loc == 0) {
1158                 loc = new Location (0, session->current_end_frame(), _("Loop"),(Location::Flags) (Location::IsAutoLoop | Location::IsHidden));
1159                 if (loc->start() == loc->end()) {
1160                         loc->set_end (loc->start() + 1);
1161                 }
1162                 session->locations()->add (loc, false);
1163                 session->set_auto_loop_location (loc);
1164         }
1165         else {
1166                 // force name
1167                 loc->set_name (_("Loop"));
1168         }
1169
1170         loc = session->locations()->auto_punch_location();
1171         if (loc == 0) {
1172                 loc = new Location (0, session->current_end_frame(), _("Punch"), (Location::Flags) (Location::IsAutoPunch | Location::IsHidden));
1173                 if (loc->start() == loc->end()) {
1174                         loc->set_end (loc->start() + 1);
1175                 }
1176                 session->locations()->add (loc, false);
1177                 session->set_auto_punch_location (loc);
1178         }
1179         else {
1180                 // force name
1181                 loc->set_name (_("Punch"));
1182         }
1183
1184         Config->map_parameters (mem_fun (*this, &Editor::parameter_changed));
1185
1186         session->StateSaved.connect (mem_fun(*this, &Editor::session_state_saved));
1187
1188         refresh_location_display ();
1189         session->locations()->added.connect (mem_fun(*this, &Editor::add_new_location));
1190         session->locations()->removed.connect (mem_fun(*this, &Editor::location_gone));
1191         session->locations()->changed.connect (mem_fun(*this, &Editor::refresh_location_display));
1192         session->locations()->StateChanged.connect (mem_fun(*this, &Editor::refresh_location_display_s));
1193         session->locations()->end_location()->changed.connect (mem_fun(*this, &Editor::end_location_changed));
1194
1195         handle_new_duration ();
1196
1197         redisplay_regions ();
1198         redisplay_named_selections ();
1199         redisplay_snapshots ();
1200
1201         initial_route_list_display ();
1202
1203         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
1204                 (static_cast<TimeAxisView*>(*i))->set_samples_per_unit (frames_per_unit);
1205         }
1206
1207         /* ::reposition_x_origin() doesn't work right here, since the old
1208            position may be zero already, and it does nothing in such
1209            circumstances.
1210         */
1211
1212         leftmost_frame = 0;
1213
1214         horizontal_adjustment.set_value (0);
1215
1216         restore_ruler_visibility ();
1217         //tempo_map_changed (Change (0));
1218         session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks);
1219
1220         edit_cursor->set_position (0);
1221         playhead_cursor->set_position (0);
1222
1223         start_scrolling ();
1224
1225         XMLNode* node = ARDOUR_UI::instance()->editor_settings();
1226         set_state (*node);
1227
1228         /* don't show master bus in a new session */
1229
1230         if (ARDOUR_UI::instance()->session_is_new ()) {
1231
1232                 TreeModel::Children rows = route_display_model->children();
1233                 TreeModel::Children::iterator i;
1234
1235                 no_route_list_redisplay = true;
1236
1237                 for (i = rows.begin(); i != rows.end(); ++i) {
1238                         TimeAxisView *tv =  (*i)[route_display_columns.tv];
1239                         RouteTimeAxisView *rtv;
1240
1241                         if ((rtv = dynamic_cast<RouteTimeAxisView*>(tv)) != 0) {
1242                                 if (rtv->route()->master()) {
1243                                         route_list_display.get_selection()->unselect (i);
1244                                 }
1245                         }
1246                 }
1247
1248                 no_route_list_redisplay = false;
1249                 redisplay_route_list ();
1250         }
1251
1252         /* register for undo history */
1253
1254         session->register_with_memento_command_factory(_id, this);
1255 }
1256
1257 void
1258 Editor::build_cursors ()
1259 {
1260         using namespace Gdk;
1261
1262         Gdk::Color mbg ("#000000" ); /* Black */
1263         Gdk::Color mfg ("#0000ff" ); /* Blue. */
1264
1265         {
1266                 RefPtr<Bitmap> source, mask;
1267                 source = Bitmap::create (mag_bits, mag_width, mag_height);
1268                 mask = Bitmap::create (magmask_bits, mag_width, mag_height);
1269                 zoom_cursor = new Gdk::Cursor (source, mask, mfg, mbg, mag_x_hot, mag_y_hot);
1270         }
1271
1272         Gdk::Color fbg ("#ffffff" );
1273         Gdk::Color ffg  ("#000000" );
1274
1275         {
1276                 RefPtr<Bitmap> source, mask;
1277
1278                 source = Bitmap::create (fader_cursor_bits, fader_cursor_width, fader_cursor_height);
1279                 mask = Bitmap::create (fader_cursor_mask_bits, fader_cursor_width, fader_cursor_height);
1280                 fader_cursor = new Gdk::Cursor (source, mask, ffg, fbg, fader_cursor_x_hot, fader_cursor_y_hot);
1281         }
1282
1283         {
1284                 RefPtr<Bitmap> source, mask;
1285                 source = Bitmap::create (speaker_cursor_bits, speaker_cursor_width, speaker_cursor_height);
1286                 mask = Bitmap::create (speaker_cursor_mask_bits, speaker_cursor_width, speaker_cursor_height);
1287                 speaker_cursor = new Gdk::Cursor (source, mask, ffg, fbg, speaker_cursor_x_hot, speaker_cursor_y_hot);
1288         }
1289
1290         grabber_cursor = new Gdk::Cursor (HAND2);
1291         cross_hair_cursor = new Gdk::Cursor (CROSSHAIR);
1292         trimmer_cursor =  new Gdk::Cursor (SB_H_DOUBLE_ARROW);
1293         selector_cursor = new Gdk::Cursor (XTERM);
1294         time_fx_cursor = new Gdk::Cursor (SIZING);
1295         wait_cursor = new Gdk::Cursor  (WATCH);
1296         timebar_cursor = new Gdk::Cursor(LEFT_PTR);
1297 }
1298
1299 void
1300 Editor::popup_fade_context_menu (int button, int32_t time, ArdourCanvas::Item* item, ItemType item_type)
1301 {
1302         using namespace Menu_Helpers;
1303         AudioRegionView* arv = static_cast<AudioRegionView*> (item->get_data ("regionview"));
1304
1305         if (arv == 0) {
1306                 fatal << _("programming error: fade in canvas item has no regionview data pointer!") << endmsg;
1307                 /*NOTREACHED*/
1308         }
1309
1310         MenuList& items (fade_context_menu.items());
1311         AudioRegion& ar (*arv->audio_region().get()); // FIXME
1312
1313         items.clear ();
1314
1315         switch (item_type) {
1316         case FadeInItem:
1317         case FadeInHandleItem:
1318                 if (arv->audio_region()->fade_in_active()) {
1319                         items.push_back (MenuElem (_("Deactivate"), bind (mem_fun (*arv, &AudioRegionView::set_fade_in_active), false)));
1320                 } else {
1321                         items.push_back (MenuElem (_("Activate"), bind (mem_fun (*arv, &AudioRegionView::set_fade_in_active), true)));
1322                 }
1323
1324                 items.push_back (SeparatorElem());
1325
1326                 items.push_back (MenuElem (_("Linear"), bind (mem_fun (ar, &AudioRegion::set_fade_in_shape), AudioRegion::Linear)));
1327                 items.push_back (MenuElem (_("Slowest"), bind (mem_fun (ar, &AudioRegion::set_fade_in_shape), AudioRegion::LogB)));
1328                 items.push_back (MenuElem (_("Slow"), bind (mem_fun (ar, &AudioRegion::set_fade_in_shape), AudioRegion::Fast)));
1329                 items.push_back (MenuElem (_("Fast"), bind (mem_fun (ar, &AudioRegion::set_fade_in_shape), AudioRegion::LogA)));
1330                 items.push_back (MenuElem (_("Fastest"), bind (mem_fun (ar, &AudioRegion::set_fade_in_shape), AudioRegion::Slow)));
1331                 break;
1332
1333         case FadeOutItem:
1334         case FadeOutHandleItem:
1335                 if (arv->audio_region()->fade_out_active()) {
1336                         items.push_back (MenuElem (_("Deactivate"), bind (mem_fun (*arv, &AudioRegionView::set_fade_out_active), false)));
1337                 } else {
1338                         items.push_back (MenuElem (_("Activate"), bind (mem_fun (*arv, &AudioRegionView::set_fade_out_active), true)));
1339                 }
1340
1341                 items.push_back (SeparatorElem());
1342
1343                 items.push_back (MenuElem (_("Linear"), bind (mem_fun (ar, &AudioRegion::set_fade_out_shape), AudioRegion::Linear)));
1344                 items.push_back (MenuElem (_("Slowest"), bind (mem_fun (ar, &AudioRegion::set_fade_out_shape), AudioRegion::Fast)));
1345                 items.push_back (MenuElem (_("Slow"), bind (mem_fun (ar, &AudioRegion::set_fade_out_shape), AudioRegion::LogB)));
1346                 items.push_back (MenuElem (_("Fast"), bind (mem_fun (ar, &AudioRegion::set_fade_out_shape), AudioRegion::LogA)));
1347                 items.push_back (MenuElem (_("Fastest"), bind (mem_fun (ar, &AudioRegion::set_fade_out_shape), AudioRegion::Slow)));
1348
1349                 break;
1350         default:
1351                 fatal << _("programming error: ")
1352                       << X_("non-fade canvas item passed to popup_fade_context_menu()")
1353                       << endmsg;
1354                 /*NOTREACHED*/
1355         }
1356
1357         fade_context_menu.popup (button, time);
1358 }
1359
1360 void
1361 Editor::popup_track_context_menu (int button, int32_t time, ItemType item_type, bool with_selection, nframes_t frame)
1362 {
1363         using namespace Menu_Helpers;
1364         Menu* (Editor::*build_menu_function)(nframes_t);
1365         Menu *menu;
1366
1367         switch (item_type) {
1368         case RegionItem:
1369         case RegionViewName:
1370         case RegionViewNameHighlight:
1371                 if (with_selection) {
1372                         build_menu_function = &Editor::build_track_selection_context_menu;
1373                 } else {
1374                         build_menu_function = &Editor::build_track_region_context_menu;
1375                 }
1376                 break;
1377
1378         case SelectionItem:
1379                 if (with_selection) {
1380                         build_menu_function = &Editor::build_track_selection_context_menu;
1381                 } else {
1382                         build_menu_function = &Editor::build_track_context_menu;
1383                 }
1384                 break;
1385
1386         case CrossfadeViewItem:
1387                 build_menu_function = &Editor::build_track_crossfade_context_menu;
1388                 break;
1389
1390         case StreamItem:
1391                 if (clicked_routeview->is_track()) {
1392                         build_menu_function = &Editor::build_track_context_menu;
1393                 } else {
1394                         build_menu_function = &Editor::build_track_bus_context_menu;
1395                 }
1396                 break;
1397
1398         default:
1399                 /* probably shouldn't happen but if it does, we don't care */
1400                 return;
1401         }
1402
1403         menu = (this->*build_menu_function)(frame);
1404         menu->set_name ("ArdourContextMenu");
1405
1406         /* now handle specific situations */
1407
1408         switch (item_type) {
1409         case RegionItem:
1410         case RegionViewName:
1411         case RegionViewNameHighlight:
1412                 if (!with_selection) {
1413                         if (region_edit_menu_split_item) {
1414                                 if (clicked_regionview && clicked_regionview->region()->covers (edit_cursor->current_frame)) {
1415                                         ActionManager::set_sensitive (ActionManager::edit_cursor_in_region_sensitive_actions, true);
1416                                 } else {
1417                                         ActionManager::set_sensitive (ActionManager::edit_cursor_in_region_sensitive_actions, false);
1418                                 }
1419                         }
1420                         /*
1421                         if (region_edit_menu_split_multichannel_item) {
1422                                 if (clicked_regionview && clicked_regionview->region().n_channels() > 1) {
1423                                         // GTK2FIX find the action, change its sensitivity
1424                                         // region_edit_menu_split_multichannel_item->set_sensitive (true);
1425                                 } else {
1426                                         // GTK2FIX see above
1427                                         // region_edit_menu_split_multichannel_item->set_sensitive (false);
1428                                 }
1429                         }*/
1430                 }
1431                 break;
1432
1433         case SelectionItem:
1434                 break;
1435
1436         case CrossfadeViewItem:
1437                 break;
1438
1439         case StreamItem:
1440                 break;
1441
1442         default:
1443                 /* probably shouldn't happen but if it does, we don't care */
1444                 return;
1445         }
1446
1447         if (clicked_routeview && clicked_routeview->audio_track()) {
1448
1449                 /* Bounce to disk */
1450
1451                 using namespace Menu_Helpers;
1452                 MenuList& edit_items  = menu->items();
1453
1454                 edit_items.push_back (SeparatorElem());
1455
1456                 switch (clicked_routeview->audio_track()->freeze_state()) {
1457                 case AudioTrack::NoFreeze:
1458                         edit_items.push_back (MenuElem (_("Freeze"), mem_fun(*this, &Editor::freeze_route)));
1459                         break;
1460
1461                 case AudioTrack::Frozen:
1462                         edit_items.push_back (MenuElem (_("Unfreeze"), mem_fun(*this, &Editor::unfreeze_route)));
1463                         break;
1464
1465                 case AudioTrack::UnFrozen:
1466                         edit_items.push_back (MenuElem (_("Freeze"), mem_fun(*this, &Editor::freeze_route)));
1467                         break;
1468                 }
1469
1470         }
1471
1472         menu->popup (button, time);
1473 }
1474
1475 Menu*
1476 Editor::build_track_context_menu (nframes_t ignored)
1477 {
1478         using namespace Menu_Helpers;
1479
1480         MenuList& edit_items = track_context_menu.items();
1481         edit_items.clear();
1482
1483         add_dstream_context_items (edit_items);
1484         return &track_context_menu;
1485 }
1486
1487 Menu*
1488 Editor::build_track_bus_context_menu (nframes_t ignored)
1489 {
1490         using namespace Menu_Helpers;
1491
1492         MenuList& edit_items = track_context_menu.items();
1493         edit_items.clear();
1494
1495         add_bus_context_items (edit_items);
1496         return &track_context_menu;
1497 }
1498
1499 Menu*
1500 Editor::build_track_region_context_menu (nframes_t frame)
1501 {
1502         using namespace Menu_Helpers;
1503         MenuList& edit_items  = track_region_context_menu.items();
1504         edit_items.clear();
1505
1506         AudioTimeAxisView* atv = dynamic_cast<AudioTimeAxisView*> (clicked_axisview);
1507
1508         if (atv) {
1509                 boost::shared_ptr<Diskstream> ds;
1510                 Playlist* pl;
1511
1512                 if ((ds = atv->get_diskstream()) && ((pl = ds->playlist()))) {
1513                         Playlist::RegionList* regions = pl->regions_at ((nframes_t) floor ( (double)frame * ds->speed()));
1514                         for (Playlist::RegionList::iterator i = regions->begin(); i != regions->end(); ++i) {
1515                                 add_region_context_items (atv->audio_view(), (*i), edit_items);
1516                         }
1517                         delete regions;
1518                 }
1519         }
1520
1521         add_dstream_context_items (edit_items);
1522
1523         return &track_region_context_menu;
1524 }
1525
1526 Menu*
1527 Editor::build_track_crossfade_context_menu (nframes_t frame)
1528 {
1529         using namespace Menu_Helpers;
1530         MenuList& edit_items  = track_crossfade_context_menu.items();
1531         edit_items.clear ();
1532
1533         AudioTimeAxisView* atv = dynamic_cast<AudioTimeAxisView*> (clicked_axisview);
1534
1535         if (atv) {
1536                 boost::shared_ptr<Diskstream> ds;
1537                 Playlist* pl;
1538                 AudioPlaylist* apl;
1539
1540                 if ((ds = atv->get_diskstream()) && ((pl = ds->playlist()) != 0) && ((apl = dynamic_cast<AudioPlaylist*> (pl)) != 0)) {
1541
1542                         Playlist::RegionList* regions = pl->regions_at (frame);
1543                         AudioPlaylist::Crossfades xfades;
1544
1545                         apl->crossfades_at (frame, xfades);
1546
1547                         bool many = xfades.size() > 1;
1548
1549                         for (AudioPlaylist::Crossfades::iterator i = xfades.begin(); i != xfades.end(); ++i) {
1550                                 add_crossfade_context_items (atv->audio_view(), (*i), edit_items, many);
1551                         }
1552
1553                         for (Playlist::RegionList::iterator i = regions->begin(); i != regions->end(); ++i) {
1554                                 add_region_context_items (atv->audio_view(), (*i), edit_items);
1555                         }
1556
1557                         delete regions;
1558                 }
1559         }
1560
1561         add_dstream_context_items (edit_items);
1562
1563         return &track_crossfade_context_menu;
1564 }
1565
1566 #ifdef FFT_ANALYSIS
1567 void
1568 Editor::analyze_region_selection()
1569 {
1570         if (analysis_window == 0) {
1571                 analysis_window = new AnalysisWindow();
1572
1573                 if (session != 0)
1574                         analysis_window->set_session(session);
1575
1576                 analysis_window->show_all();
1577         }
1578
1579         analysis_window->set_regionmode();
1580         analysis_window->analyze();
1581
1582         analysis_window->present();
1583 }
1584
1585 void
1586 Editor::analyze_range_selection()
1587 {
1588         if (analysis_window == 0) {
1589                 analysis_window = new AnalysisWindow();
1590
1591                 if (session != 0)
1592                         analysis_window->set_session(session);
1593
1594                 analysis_window->show_all();
1595         }
1596
1597         analysis_window->set_rangemode();
1598         analysis_window->analyze();
1599
1600         analysis_window->present();
1601 }
1602 #endif /* FFT_ANALYSIS */
1603
1604
1605
1606 Menu*
1607 Editor::build_track_selection_context_menu (nframes_t ignored)
1608 {
1609         using namespace Menu_Helpers;
1610         MenuList& edit_items  = track_selection_context_menu.items();
1611         edit_items.clear ();
1612
1613         add_selection_context_items (edit_items);
1614         add_dstream_context_items (edit_items);
1615
1616         return &track_selection_context_menu;
1617 }
1618
1619 void
1620 Editor::add_crossfade_context_items (AudioStreamView* view, Crossfade* xfade, Menu_Helpers::MenuList& edit_items, bool many)
1621 {
1622         using namespace Menu_Helpers;
1623         Menu     *xfade_menu = manage (new Menu);
1624         MenuList& items       = xfade_menu->items();
1625         xfade_menu->set_name ("ArdourContextMenu");
1626         string str;
1627
1628         if (xfade->active()) {
1629                 str = _("Mute");
1630         } else {
1631                 str = _("Unmute");
1632         }
1633
1634         items.push_back (MenuElem (str, bind (mem_fun(*this, &Editor::toggle_xfade_active), xfade)));
1635         items.push_back (MenuElem (_("Edit"), bind (mem_fun(*this, &Editor::edit_xfade), xfade)));
1636
1637         if (xfade->can_follow_overlap()) {
1638
1639                 if (xfade->following_overlap()) {
1640                         str = _("Convert to short");
1641                 } else {
1642                         str = _("Convert to full");
1643                 }
1644
1645                 items.push_back (MenuElem (str, bind (mem_fun(*this, &Editor::toggle_xfade_length), xfade)));
1646         }
1647
1648         if (many) {
1649                 str = xfade->out()->name();
1650                 str += "->";
1651                 str += xfade->in()->name();
1652         } else {
1653                 str = _("Crossfade");
1654         }
1655
1656         edit_items.push_back (MenuElem (str, *xfade_menu));
1657         edit_items.push_back (SeparatorElem());
1658 }
1659
1660 void
1661 Editor::xfade_edit_left_region ()
1662 {
1663         if (clicked_crossfadeview) {
1664                 clicked_crossfadeview->left_view.show_region_editor ();
1665         }
1666 }
1667
1668 void
1669 Editor::xfade_edit_right_region ()
1670 {
1671         if (clicked_crossfadeview) {
1672                 clicked_crossfadeview->right_view.show_region_editor ();
1673         }
1674 }
1675
1676 void
1677 Editor::add_region_context_items (AudioStreamView* sv, boost::shared_ptr<Region> region, Menu_Helpers::MenuList& edit_items)
1678 {
1679         using namespace Menu_Helpers;
1680         Menu     *region_menu = manage (new Menu);
1681         MenuList& items       = region_menu->items();
1682         region_menu->set_name ("ArdourContextMenu");
1683
1684         boost::shared_ptr<AudioRegion> ar;
1685
1686         if (region) {
1687                 ar = boost::dynamic_pointer_cast<AudioRegion> (region);
1688         }
1689
1690         /* when this particular menu pops up, make the relevant region
1691            become selected.
1692         */
1693
1694         region_menu->signal_map_event().connect (bind (mem_fun(*this, &Editor::set_selected_regionview_from_map_event), sv, region));
1695
1696         items.push_back (MenuElem (_("Popup region editor"), mem_fun(*this, &Editor::edit_region)));
1697         items.push_back (MenuElem (_("Raise to top layer"), mem_fun(*this, &Editor::raise_region_to_top)));
1698         items.push_back (MenuElem (_("Lower to bottom layer"), mem_fun  (*this, &Editor::lower_region_to_bottom)));
1699         items.push_back (SeparatorElem());
1700         items.push_back (MenuElem (_("Define sync point"), mem_fun(*this, &Editor::set_region_sync_from_edit_cursor)));
1701         items.push_back (MenuElem (_("Remove sync point"), mem_fun(*this, &Editor::remove_region_sync)));
1702         items.push_back (SeparatorElem());
1703
1704         items.push_back (MenuElem (_("Audition"), mem_fun(*this, &Editor::audition_selected_region)));
1705         items.push_back (MenuElem (_("Export"), mem_fun(*this, &Editor::export_region)));
1706         items.push_back (MenuElem (_("Bounce"), mem_fun(*this, &Editor::bounce_region_selection)));
1707
1708 #ifdef FFT_ANALYSIS
1709         items.push_back (MenuElem (_("Analyze region"), mem_fun(*this, &Editor::analyze_region_selection)));
1710 #endif
1711
1712         items.push_back (SeparatorElem());
1713
1714         /* XXX hopefully this nonsense will go away with SigC++ 2.X, where the compiler
1715            might be able to figure out which overloaded member function to use in
1716            a bind() call ...
1717         */
1718
1719         void (Editor::*type_A_pmf)(void (Region::*pmf)(bool), bool) = &Editor::region_selection_op;
1720
1721         items.push_back (MenuElem (_("Lock"), bind (mem_fun(*this, type_A_pmf), &Region::set_locked, true)));
1722         items.push_back (MenuElem (_("Unlock"), bind (mem_fun(*this, type_A_pmf), &Region::set_locked, false)));
1723         items.push_back (SeparatorElem());
1724
1725         if (region->muted()) {
1726                 items.push_back (MenuElem (_("Unmute"), bind (mem_fun(*this, type_A_pmf), &Region::set_muted, false)));
1727         } else {
1728                 items.push_back (MenuElem (_("Mute"), bind (mem_fun(*this, type_A_pmf), &Region::set_muted, true)));
1729         }
1730         items.push_back (SeparatorElem());
1731
1732         items.push_back (MenuElem (_("Original position"), mem_fun(*this, &Editor::naturalize)));
1733         items.push_back (SeparatorElem());
1734
1735
1736         if (ar) {
1737
1738                 items.push_back (MenuElem (_("Toggle envelope visibility"), mem_fun(*this, &Editor::toggle_gain_envelope_visibility)));
1739                 items.push_back (MenuElem (_("Toggle envelope active"), mem_fun(*this, &Editor::toggle_gain_envelope_active)));
1740                 items.push_back (SeparatorElem());
1741
1742                 if (ar->scale_amplitude() != 1.0f) {
1743                         items.push_back (MenuElem (_("DeNormalize"), mem_fun(*this, &Editor::denormalize_region)));
1744                 } else {
1745                         items.push_back (MenuElem (_("Normalize"), mem_fun(*this, &Editor::normalize_region)));
1746                 }
1747         }
1748         items.push_back (MenuElem (_("Reverse"), mem_fun(*this, &Editor::reverse_region)));
1749         items.push_back (SeparatorElem());
1750
1751
1752         /* range related stuff */
1753
1754         items.push_back (MenuElem (_("Add Range Markers"), mem_fun (*this, &Editor::add_location_from_audio_region)));
1755         items.push_back (MenuElem (_("Set Range"), mem_fun (*this, &Editor::set_selection_from_audio_region)));
1756         items.push_back (SeparatorElem());
1757
1758         /* Nudge region */
1759
1760         Menu *nudge_menu = manage (new Menu());
1761         MenuList& nudge_items = nudge_menu->items();
1762         nudge_menu->set_name ("ArdourContextMenu");
1763
1764         nudge_items.push_back (MenuElem (_("Nudge fwd"), (bind (mem_fun(*this, &Editor::nudge_forward), false))));
1765         nudge_items.push_back (MenuElem (_("Nudge bwd"), (bind (mem_fun(*this, &Editor::nudge_backward), false))));
1766         nudge_items.push_back (MenuElem (_("Nudge fwd by capture offset"), (mem_fun(*this, &Editor::nudge_forward_capture_offset))));
1767         nudge_items.push_back (MenuElem (_("Nudge bwd by capture offset"), (mem_fun(*this, &Editor::nudge_backward_capture_offset))));
1768
1769         items.push_back (MenuElem (_("Nudge"), *nudge_menu));
1770         items.push_back (SeparatorElem());
1771
1772         Menu *trim_menu = manage (new Menu);
1773         MenuList& trim_items = trim_menu->items();
1774         trim_menu->set_name ("ArdourContextMenu");
1775
1776         trim_items.push_back (MenuElem (_("Start to edit cursor"), mem_fun(*this, &Editor::trim_region_from_edit_cursor)));
1777         trim_items.push_back (MenuElem (_("Edit cursor to end"), mem_fun(*this, &Editor::trim_region_to_edit_cursor)));
1778
1779         items.push_back (MenuElem (_("Trim"), *trim_menu));
1780         items.push_back (SeparatorElem());
1781
1782         items.push_back (MenuElem (_("Split"), (mem_fun(*this, &Editor::split_region))));
1783         region_edit_menu_split_item = &items.back();
1784
1785         items.push_back (MenuElem (_("Make mono regions"), (mem_fun(*this, &Editor::split_multichannel_region))));
1786         region_edit_menu_split_multichannel_item = &items.back();
1787
1788         items.push_back (MenuElem (_("Duplicate"), (bind (mem_fun(*this, &Editor::duplicate_dialog), true))));
1789         items.push_back (MenuElem (_("Fill Track"), (mem_fun(*this, &Editor::region_fill_track))));
1790         items.push_back (SeparatorElem());
1791         items.push_back (MenuElem (_("Remove"), mem_fun(*this, &Editor::remove_clicked_region)));
1792         items.push_back (SeparatorElem());
1793         items.push_back (MenuElem (_("Destroy"), mem_fun(*this, &Editor::destroy_clicked_region)));
1794
1795         /* OK, stick the region submenu at the top of the list, and then add
1796            the standard items.
1797         */
1798
1799         /* we have to hack up the region name because "_" has a special
1800            meaning for menu titles.
1801         */
1802
1803         string::size_type pos = 0;
1804         string menu_item_name = region->name();
1805
1806         while ((pos = menu_item_name.find ("_", pos)) != string::npos) {
1807                 menu_item_name.replace (pos, 1, "__");
1808                 pos += 2;
1809         }
1810
1811         edit_items.push_back (MenuElem (menu_item_name, *region_menu));
1812         edit_items.push_back (SeparatorElem());
1813 }
1814
1815 void
1816 Editor::add_selection_context_items (Menu_Helpers::MenuList& edit_items)
1817 {
1818         using namespace Menu_Helpers;
1819         Menu     *selection_menu = manage (new Menu);
1820         MenuList& items       = selection_menu->items();
1821         selection_menu->set_name ("ArdourContextMenu");
1822
1823         items.push_back (MenuElem (_("Play range"), mem_fun(*this, &Editor::play_selection)));
1824         items.push_back (MenuElem (_("Loop range"), mem_fun(*this, &Editor::set_route_loop_selection)));
1825
1826 #ifdef FFT_ANALYSIS
1827         items.push_back (SeparatorElem());
1828         items.push_back (MenuElem (_("Analyze range"), mem_fun(*this, &Editor::analyze_range_selection)));
1829 #endif
1830
1831         items.push_back (SeparatorElem());
1832         items.push_back (MenuElem (_("Separate range to track"), mem_fun(*this, &Editor::separate_region_from_selection)));
1833         items.push_back (MenuElem (_("Separate range to region list"), mem_fun(*this, &Editor::new_region_from_selection)));
1834
1835         items.push_back (SeparatorElem());
1836         items.push_back (MenuElem (_("Select all in range"), mem_fun(*this, &Editor::select_all_selectables_using_time_selection)));
1837         items.push_back (SeparatorElem());
1838         items.push_back (MenuElem (_("Set range to loop range"), mem_fun(*this, &Editor::set_selection_from_loop)));
1839         items.push_back (MenuElem (_("Set range to punch range"), mem_fun(*this, &Editor::set_selection_from_punch)));
1840         items.push_back (SeparatorElem());
1841         items.push_back (MenuElem (_("Crop region to range"), mem_fun(*this, &Editor::crop_region_to_selection)));
1842         items.push_back (MenuElem (_("Fill range with region"), mem_fun(*this, &Editor::region_fill_selection)));
1843         items.push_back (MenuElem (_("Duplicate range"), bind (mem_fun(*this, &Editor::duplicate_dialog), false)));
1844         items.push_back (MenuElem (_("Create chunk from range"), mem_fun(*this, &Editor::name_selection)));
1845         items.push_back (SeparatorElem());
1846         items.push_back (MenuElem (_("Bounce range"), mem_fun(*this, &Editor::bounce_range_selection)));
1847         items.push_back (MenuElem (_("Export range"), mem_fun(*this, &Editor::export_selection)));
1848
1849         edit_items.push_back (MenuElem (_("Range"), *selection_menu));
1850         edit_items.push_back (SeparatorElem());
1851 }
1852
1853 void
1854 Editor::add_dstream_context_items (Menu_Helpers::MenuList& edit_items)
1855 {
1856         using namespace Menu_Helpers;
1857
1858         /* Playback */
1859
1860         Menu *play_menu = manage (new Menu);
1861         MenuList& play_items = play_menu->items();
1862         play_menu->set_name ("ArdourContextMenu");
1863
1864         play_items.push_back (MenuElem (_("Play from edit cursor")));
1865         play_items.push_back (MenuElem (_("Play from start"), mem_fun(*this, &Editor::play_from_start)));
1866         play_items.push_back (MenuElem (_("Play region"), mem_fun(*this, &Editor::play_selected_region)));
1867         play_items.push_back (SeparatorElem());
1868         play_items.push_back (MenuElem (_("Loop Region"), mem_fun(*this, &Editor::loop_selected_region)));
1869
1870         edit_items.push_back (MenuElem (_("Play"), *play_menu));
1871
1872         /* Selection */
1873
1874         Menu *select_menu = manage (new Menu);
1875         MenuList& select_items = select_menu->items();
1876         select_menu->set_name ("ArdourContextMenu");
1877
1878         select_items.push_back (MenuElem (_("Select All in track"), bind (mem_fun(*this, &Editor::select_all_in_track), Selection::Set)));
1879         select_items.push_back (MenuElem (_("Select All"), bind (mem_fun(*this, &Editor::select_all), Selection::Set)));
1880         select_items.push_back (MenuElem (_("Invert selection in track"), mem_fun(*this, &Editor::invert_selection_in_track)));
1881         select_items.push_back (MenuElem (_("Invert selection"), mem_fun(*this, &Editor::invert_selection)));
1882         select_items.push_back (SeparatorElem());
1883         select_items.push_back (MenuElem (_("Set range to loop range"), mem_fun(*this, &Editor::set_selection_from_loop)));
1884         select_items.push_back (MenuElem (_("Set range to punch range"), mem_fun(*this, &Editor::set_selection_from_punch)));
1885         select_items.push_back (SeparatorElem());
1886         select_items.push_back (MenuElem (_("Select all after edit cursor"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), edit_cursor, true)));
1887         select_items.push_back (MenuElem (_("Select all before edit cursor"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), edit_cursor, false)));
1888         select_items.push_back (MenuElem (_("Select all after playhead"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), playhead_cursor, true)));
1889         select_items.push_back (MenuElem (_("Select all before playhead"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), playhead_cursor, false)));
1890         select_items.push_back (MenuElem (_("Select all between cursors"), bind (mem_fun(*this, &Editor::select_all_selectables_between_cursors), playhead_cursor, edit_cursor)));
1891         select_items.push_back (SeparatorElem());
1892
1893         edit_items.push_back (MenuElem (_("Select"), *select_menu));
1894
1895         /* Cut-n-Paste */
1896
1897         Menu *cutnpaste_menu = manage (new Menu);
1898         MenuList& cutnpaste_items = cutnpaste_menu->items();
1899         cutnpaste_menu->set_name ("ArdourContextMenu");
1900
1901         cutnpaste_items.push_back (MenuElem (_("Cut"), mem_fun(*this, &Editor::cut)));
1902         cutnpaste_items.push_back (MenuElem (_("Copy"), mem_fun(*this, &Editor::copy)));
1903         cutnpaste_items.push_back (MenuElem (_("Paste at edit cursor"), bind (mem_fun(*this, &Editor::paste), 1.0f)));
1904         cutnpaste_items.push_back (MenuElem (_("Paste at mouse"), mem_fun(*this, &Editor::mouse_paste)));
1905
1906         cutnpaste_items.push_back (SeparatorElem());
1907
1908         cutnpaste_items.push_back (MenuElem (_("Align"), bind (mem_fun(*this, &Editor::align), ARDOUR::SyncPoint)));
1909         cutnpaste_items.push_back (MenuElem (_("Align Relative"), bind (mem_fun(*this, &Editor::align_relative), ARDOUR::SyncPoint)));
1910
1911         cutnpaste_items.push_back (SeparatorElem());
1912
1913         cutnpaste_items.push_back (MenuElem (_("Insert chunk"), bind (mem_fun(*this, &Editor::paste_named_selection), 1.0f)));
1914
1915         edit_items.push_back (MenuElem (_("Edit"), *cutnpaste_menu));
1916
1917         /* Adding new material */
1918
1919         edit_items.push_back (SeparatorElem());
1920         edit_items.push_back (MenuElem (_("Insert Selected Region"), bind (mem_fun(*this, &Editor::insert_region_list_selection), 1.0f)));
1921         edit_items.push_back (MenuElem (_("Insert Existing Audio"), bind (mem_fun(*this, &Editor::add_external_audio_action), ImportToTrack)));
1922
1923         /* Nudge track */
1924
1925         Menu *nudge_menu = manage (new Menu());
1926         MenuList& nudge_items = nudge_menu->items();
1927         nudge_menu->set_name ("ArdourContextMenu");
1928
1929         edit_items.push_back (SeparatorElem());
1930         nudge_items.push_back (MenuElem (_("Nudge entire track fwd"), (bind (mem_fun(*this, &Editor::nudge_track), false, true))));
1931         nudge_items.push_back (MenuElem (_("Nudge track after edit cursor fwd"), (bind (mem_fun(*this, &Editor::nudge_track), true, true))));
1932         nudge_items.push_back (MenuElem (_("Nudge entire track bwd"), (bind (mem_fun(*this, &Editor::nudge_track), false, false))));
1933         nudge_items.push_back (MenuElem (_("Nudge track after edit cursor bwd"), (bind (mem_fun(*this, &Editor::nudge_track), true, false))));
1934
1935         edit_items.push_back (MenuElem (_("Nudge"), *nudge_menu));
1936 }
1937
1938 void
1939 Editor::add_bus_context_items (Menu_Helpers::MenuList& edit_items)
1940 {
1941         using namespace Menu_Helpers;
1942
1943         /* Playback */
1944
1945         Menu *play_menu = manage (new Menu);
1946         MenuList& play_items = play_menu->items();
1947         play_menu->set_name ("ArdourContextMenu");
1948
1949         play_items.push_back (MenuElem (_("Play from edit cursor")));
1950         play_items.push_back (MenuElem (_("Play from start"), mem_fun(*this, &Editor::play_from_start)));
1951         edit_items.push_back (MenuElem (_("Play"), *play_menu));
1952
1953         /* Selection */
1954
1955         Menu *select_menu = manage (new Menu);
1956         MenuList& select_items = select_menu->items();
1957         select_menu->set_name ("ArdourContextMenu");
1958
1959         select_items.push_back (MenuElem (_("Select All in track"), bind (mem_fun(*this, &Editor::select_all_in_track), Selection::Set)));
1960         select_items.push_back (MenuElem (_("Select All"), bind (mem_fun(*this, &Editor::select_all), Selection::Set)));
1961         select_items.push_back (MenuElem (_("Invert selection in track"), mem_fun(*this, &Editor::invert_selection_in_track)));
1962         select_items.push_back (MenuElem (_("Invert selection"), mem_fun(*this, &Editor::invert_selection)));
1963         select_items.push_back (SeparatorElem());
1964         select_items.push_back (MenuElem (_("Select all after edit cursor"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), edit_cursor, true)));
1965         select_items.push_back (MenuElem (_("Select all before edit cursor"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), edit_cursor, false)));
1966         select_items.push_back (MenuElem (_("Select all after playhead"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), playhead_cursor, true)));
1967         select_items.push_back (MenuElem (_("Select all before playhead"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), playhead_cursor, false)));
1968
1969         edit_items.push_back (MenuElem (_("Select"), *select_menu));
1970
1971         /* Cut-n-Paste */
1972
1973         Menu *cutnpaste_menu = manage (new Menu);
1974         MenuList& cutnpaste_items = cutnpaste_menu->items();
1975         cutnpaste_menu->set_name ("ArdourContextMenu");
1976
1977         cutnpaste_items.push_back (MenuElem (_("Cut"), mem_fun(*this, &Editor::cut)));
1978         cutnpaste_items.push_back (MenuElem (_("Copy"), mem_fun(*this, &Editor::copy)));
1979         cutnpaste_items.push_back (MenuElem (_("Paste"), bind (mem_fun(*this, &Editor::paste), 1.0f)));
1980
1981         Menu *nudge_menu = manage (new Menu());
1982         MenuList& nudge_items = nudge_menu->items();
1983         nudge_menu->set_name ("ArdourContextMenu");
1984
1985         edit_items.push_back (SeparatorElem());
1986         nudge_items.push_back (MenuElem (_("Nudge entire track fwd"), (bind (mem_fun(*this, &Editor::nudge_track), false, true))));
1987         nudge_items.push_back (MenuElem (_("Nudge track after edit cursor fwd"), (bind (mem_fun(*this, &Editor::nudge_track), true, true))));
1988         nudge_items.push_back (MenuElem (_("Nudge entire track bwd"), (bind (mem_fun(*this, &Editor::nudge_track), false, false))));
1989         nudge_items.push_back (MenuElem (_("Nudge track after edit cursor bwd"), (bind (mem_fun(*this, &Editor::nudge_track), true, false))));
1990
1991         edit_items.push_back (MenuElem (_("Nudge"), *nudge_menu));
1992 }
1993
1994 /* CURSOR SETTING AND MARKS AND STUFF */
1995
1996 void
1997 Editor::set_snap_to (SnapType st)
1998 {
1999         snap_type = st;
2000         vector<string> txt = internationalize (snap_type_strings);
2001         snap_type_selector.set_active_text (txt[(int)st]);
2002
2003         instant_save ();
2004
2005         switch (snap_type) {
2006         case SnapToAThirtysecondBeat:
2007         case SnapToASixteenthBeat:
2008         case SnapToAEighthBeat:
2009         case SnapToAQuarterBeat:
2010         case SnapToAThirdBeat:
2011                 update_tempo_based_rulers ();
2012         default:
2013                 /* relax */
2014                 break;
2015     }
2016 }
2017
2018 void
2019 Editor::set_snap_mode (SnapMode mode)
2020 {
2021         snap_mode = mode;
2022         vector<string> txt = internationalize (snap_mode_strings);
2023         snap_mode_selector.set_active_text (txt[(int)mode]);
2024
2025         instant_save ();
2026 }
2027
2028 int
2029 Editor::set_state (const XMLNode& node)
2030 {
2031         const XMLProperty* prop;
2032         XMLNode* geometry;
2033         int x, y, xoff, yoff;
2034         Gdk::Geometry g;
2035
2036         if ((prop = node.property ("id")) != 0) {
2037                 _id = prop->value ();
2038         }
2039
2040         if ((geometry = find_named_node (node, "geometry")) == 0) {
2041
2042                 g.base_width = default_width;
2043                 g.base_height = default_height;
2044                 x = 1;
2045                 y = 1;
2046                 xoff = 0;
2047                 yoff = 21;
2048
2049         } else {
2050
2051                 g.base_width = atoi(geometry->property("x_size")->value());
2052                 g.base_height = atoi(geometry->property("y_size")->value());
2053                 x = atoi(geometry->property("x_pos")->value());
2054                 y = atoi(geometry->property("y_pos")->value());
2055                 xoff = atoi(geometry->property("x_off")->value());
2056                 yoff = atoi(geometry->property("y_off")->value());
2057         }
2058
2059         set_default_size (g.base_width, g.base_height);
2060         move (x, y);
2061
2062         if ((prop = node.property ("zoom-focus"))) {
2063                 set_zoom_focus ((ZoomFocus) atoi (prop->value()));
2064         }
2065
2066         if ((prop = node.property ("zoom"))) {
2067                 set_frames_per_unit (PBD::atof (prop->value()));
2068         }
2069
2070         if ((prop = node.property ("snap-to"))) {
2071                 set_snap_to ((SnapType) atoi (prop->value()));
2072         }
2073
2074         if ((prop = node.property ("snap-mode"))) {
2075                 set_snap_mode ((SnapMode) atoi (prop->value()));
2076         }
2077
2078         if ((prop = node.property ("mouse-mode"))) {
2079                 MouseMode m = str2mousemode(prop->value());
2080                 mouse_mode = MouseMode ((int) m + 1); /* lie, force mode switch */
2081                 set_mouse_mode (m, true);
2082         } else {
2083                 mouse_mode = MouseGain; /* lie, to force the mode switch */
2084                 set_mouse_mode (MouseObject, true);
2085         }
2086
2087         if ((prop = node.property ("show-waveforms"))) {
2088                 bool yn = (prop->value() == "yes");
2089                 _show_waveforms = !yn;
2090                 RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("ToggleWaveformVisibility"));
2091                 if (act) {
2092                         RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
2093                         /* do it twice to force the change */
2094                         tact->set_active (!yn);
2095                         tact->set_active (yn);
2096                 }
2097         }
2098
2099         if ((prop = node.property ("show-waveforms-recording"))) {
2100                 bool yn = (prop->value() == "yes");
2101                 _show_waveforms_recording = !yn;
2102                 RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("ToggleWaveformsWhileRecording"));
2103                 if (act) {
2104                         RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
2105                         /* do it twice to force the change */
2106                         tact->set_active (!yn);
2107                         tact->set_active (yn);
2108                 }
2109         }
2110
2111         if ((prop = node.property ("show-measures"))) {
2112                 bool yn = (prop->value() == "yes");
2113                 _show_measures = !yn;
2114                 RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("ToggleMeasureVisibility"));
2115                 if (act) {
2116                         RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
2117                         /* do it twice to force the change */
2118                         tact->set_active (!yn);
2119                         tact->set_active (yn);
2120                 }
2121         }
2122
2123         if ((prop = node.property ("follow-playhead"))) {
2124                 bool yn = (prop->value() == "yes");
2125                 RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("toggle-follow-playhead"));
2126                 if (act) {
2127                         RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
2128                         /* do it twice to force the change */
2129                         tact->set_active (!yn);
2130                         tact->set_active (yn);
2131                 }
2132         }
2133
2134
2135         if ((prop = node.property ("region-list-sort-type"))) {
2136                 region_list_sort_type = (Editing::RegionListSortType) -1; // force change
2137                 reset_region_list_sort_type(str2regionlistsorttype(prop->value()));
2138         }
2139
2140         if ((prop = node.property ("xfades-visible"))) {
2141                 bool yn = (prop->value() == "yes");
2142                 _xfade_visibility = !yn;
2143                 // set_xfade_visibility (yn);
2144         }
2145
2146         if ((prop = node.property ("show-editor-mixer"))) {
2147
2148                 Glib::RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("show-editor-mixer"));
2149                 if (act) {
2150                         Glib::RefPtr<ToggleAction> tact = Glib::RefPtr<ToggleAction>::cast_dynamic(act);
2151                         bool yn = (prop->value() == X_("yes"));
2152
2153                         /* do it twice to force the change */
2154
2155                         tact->set_active (!yn);
2156                         tact->set_active (yn);
2157                 }
2158         }
2159
2160
2161         return 0;
2162 }
2163
2164 XMLNode&
2165 Editor::get_state ()
2166 {
2167         XMLNode* node = new XMLNode ("Editor");
2168         char buf[32];
2169
2170         _id.print (buf, sizeof (buf));
2171         node->add_property ("id", buf);
2172
2173         if (is_realized()) {
2174                 Glib::RefPtr<Gdk::Window> win = get_window();
2175
2176                 int x, y, xoff, yoff, width, height;
2177                 win->get_root_origin(x, y);
2178                 win->get_position(xoff, yoff);
2179                 win->get_size(width, height);
2180
2181                 XMLNode* geometry = new XMLNode ("geometry");
2182
2183                 snprintf(buf, sizeof(buf), "%d", width);
2184                 geometry->add_property("x_size", string(buf));
2185                 snprintf(buf, sizeof(buf), "%d", height);
2186                 geometry->add_property("y_size", string(buf));
2187                 snprintf(buf, sizeof(buf), "%d", x);
2188                 geometry->add_property("x_pos", string(buf));
2189                 snprintf(buf, sizeof(buf), "%d", y);
2190                 geometry->add_property("y_pos", string(buf));
2191                 snprintf(buf, sizeof(buf), "%d", xoff);
2192                 geometry->add_property("x_off", string(buf));
2193                 snprintf(buf, sizeof(buf), "%d", yoff);
2194                 geometry->add_property("y_off", string(buf));
2195                 snprintf(buf,sizeof(buf), "%d",gtk_paned_get_position (static_cast<Paned*>(&edit_pane)->gobj()));
2196                 geometry->add_property("edit_pane_pos", string(buf));
2197
2198                 node->add_child_nocopy (*geometry);
2199         }
2200
2201         snprintf (buf, sizeof(buf), "%d", (int) zoom_focus);
2202         node->add_property ("zoom-focus", buf);
2203         snprintf (buf, sizeof(buf), "%f", frames_per_unit);
2204         node->add_property ("zoom", buf);
2205         snprintf (buf, sizeof(buf), "%d", (int) snap_type);
2206         node->add_property ("snap-to", buf);
2207         snprintf (buf, sizeof(buf), "%d", (int) snap_mode);
2208         node->add_property ("snap-mode", buf);
2209
2210         node->add_property ("show-waveforms", _show_waveforms ? "yes" : "no");
2211         node->add_property ("show-waveforms-recording", _show_waveforms_recording ? "yes" : "no");
2212         node->add_property ("show-measures", _show_measures ? "yes" : "no");
2213         node->add_property ("follow-playhead", _follow_playhead ? "yes" : "no");
2214         node->add_property ("xfades-visible", _xfade_visibility ? "yes" : "no");
2215         node->add_property ("region-list-sort-type", enum2str(region_list_sort_type));
2216         node->add_property ("mouse-mode", enum2str(mouse_mode));
2217
2218         Glib::RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("show-editor-mixer"));
2219         if (act) {
2220                 Glib::RefPtr<ToggleAction> tact = Glib::RefPtr<ToggleAction>::cast_dynamic(act);
2221                 node->add_property (X_("show-editor-mixer"), tact->get_active() ? "yes" : "no");
2222         }
2223
2224         return *node;
2225 }
2226
2227
2228
2229 TimeAxisView *
2230 Editor::trackview_by_y_position (double y)
2231 {
2232         TrackViewList::iterator iter;
2233         TimeAxisView *tv;
2234
2235         for (iter = track_views.begin(); iter != track_views.end(); ++iter) {
2236
2237                 tv = *iter;
2238
2239                 if (tv->hidden()) {
2240                         continue;
2241                 }
2242
2243                 if (tv->y_position <= y && y < ((tv->y_position + tv->height + track_spacing))) {
2244                         return tv;
2245                 }
2246         }
2247
2248         return 0;
2249 }
2250
2251 void
2252 Editor::snap_to (nframes_t& start, int32_t direction, bool for_mark)
2253 {
2254         Location* before = 0;
2255         Location* after = 0;
2256
2257         if (!session) {
2258                 return;
2259         }
2260
2261         const nframes_t one_second = session->frame_rate();
2262         const nframes_t one_minute = session->frame_rate() * 60;
2263
2264         nframes_t presnap = start;
2265
2266         switch (snap_type) {
2267         case SnapToFrame:
2268                 break;
2269
2270         case SnapToCDFrame:
2271                 if (direction) {
2272                         start = (nframes_t) ceil ((double) start / (one_second / 75)) * (one_second / 75);
2273                 } else {
2274                         start = (nframes_t) floor ((double) start / (one_second / 75)) * (one_second / 75);
2275                 }
2276                 break;
2277         case SnapToSMPTEFrame:
2278                 if (direction) {
2279                         start = (nframes_t) (ceil ((double) start / session->frames_per_smpte_frame()) * session->frames_per_smpte_frame());
2280                 } else {
2281                         start = (nframes_t) (floor ((double) start / session->frames_per_smpte_frame()) *  session->frames_per_smpte_frame());
2282                 }
2283                 break;
2284
2285         case SnapToSMPTESeconds:
2286                 if (session->smpte_offset_negative())
2287                 {
2288                         start += session->smpte_offset ();
2289                 } else {
2290                         start -= session->smpte_offset ();
2291                 }
2292                 if (direction > 0) {
2293                         start = (nframes_t) ceil ((double) start / one_second) * one_second;
2294                 } else {
2295                         start = (nframes_t) floor ((double) start / one_second) * one_second;
2296                 }
2297
2298                 if (session->smpte_offset_negative())
2299                 {
2300                         start -= session->smpte_offset ();
2301                 } else {
2302                         start += session->smpte_offset ();
2303                 }
2304                 break;
2305
2306         case SnapToSMPTEMinutes:
2307                 if (session->smpte_offset_negative())
2308                 {
2309                         start += session->smpte_offset ();
2310                 } else {
2311                         start -= session->smpte_offset ();
2312                 }
2313                 if (direction) {
2314                         start = (nframes_t) ceil ((double) start / one_minute) * one_minute;
2315                 } else {
2316                         start = (nframes_t) floor ((double) start / one_minute) * one_minute;
2317                 }
2318                 if (session->smpte_offset_negative())
2319                 {
2320                         start -= session->smpte_offset ();
2321                 } else {
2322                         start += session->smpte_offset ();
2323                 }
2324                 break;
2325
2326         case SnapToSeconds:
2327                 if (direction) {
2328                         start = (nframes_t) ceil ((double) start / one_second) * one_second;
2329                 } else {
2330                         start = (nframes_t) floor ((double) start / one_second) * one_second;
2331                 }
2332                 break;
2333
2334         case SnapToMinutes:
2335                 if (direction) {
2336                         start = (nframes_t) ceil ((double) start / one_minute) * one_minute;
2337                 } else {
2338                         start = (nframes_t) floor ((double) start / one_minute) * one_minute;
2339                 }
2340                 break;
2341
2342         case SnapToBar:
2343                 start = session->tempo_map().round_to_bar (start, direction);
2344                 break;
2345
2346         case SnapToBeat:
2347                 start = session->tempo_map().round_to_beat (start, direction);
2348                 break;
2349
2350         case SnapToAThirtysecondBeat:
2351                 start = session->tempo_map().round_to_beat_subdivision (start, 32);
2352                 break;
2353
2354         case SnapToASixteenthBeat:
2355                 start = session->tempo_map().round_to_beat_subdivision (start, 16);
2356                 break;
2357
2358         case SnapToAEighthBeat:
2359                 start = session->tempo_map().round_to_beat_subdivision (start, 8);
2360                 break;
2361
2362         case SnapToAQuarterBeat:
2363                 start = session->tempo_map().round_to_beat_subdivision (start, 4);
2364                 break;
2365
2366         case SnapToAThirdBeat:
2367                 start = session->tempo_map().round_to_beat_subdivision (start, 3);
2368                 break;
2369
2370         case SnapToEditCursor:
2371                 start = edit_cursor->current_frame;
2372                 break;
2373
2374         case SnapToMark:
2375                 if (for_mark) {
2376                         return;
2377                 }
2378
2379                 before = session->locations()->first_location_before (start);
2380                 after = session->locations()->first_location_after (start);
2381
2382                 if (direction < 0) {
2383                         if (before) {
2384                                 start = before->start();
2385                         } else {
2386                                 start = 0;
2387                         }
2388                 } else if (direction > 0) {
2389                         if (after) {
2390                                 start = after->start();
2391                         } else {
2392                                 start = session->current_end_frame();
2393                         }
2394                 } else {
2395                         if (before) {
2396                                 if (after) {
2397                                         /* find nearest of the two */
2398                                         if ((start - before->start()) < (after->start() - start)) {
2399                                                 start = before->start();
2400                                         } else {
2401                                                 start = after->start();
2402                                         }
2403                                 } else {
2404                                         start = before->start();
2405                                 }
2406                         } else if (after) {
2407                                 start = after->start();
2408                         } else {
2409                                 /* relax */
2410                         }
2411                 }
2412                 break;
2413
2414         case SnapToRegionStart:
2415         case SnapToRegionEnd:
2416         case SnapToRegionSync:
2417         case SnapToRegionBoundary:
2418                 if (!region_boundary_cache.empty()) {
2419                         vector<nframes_t>::iterator i;
2420
2421                         if (direction > 0) {
2422                                 i = std::upper_bound (region_boundary_cache.begin(), region_boundary_cache.end(), start);
2423                         } else {
2424                                 i = std::lower_bound (region_boundary_cache.begin(), region_boundary_cache.end(), start);
2425                         }
2426
2427                         if (i != region_boundary_cache.end()) {
2428                                 start = *i;
2429                         } else {
2430                                 start = region_boundary_cache.back();
2431                         }
2432                 }
2433                 break;
2434         }
2435
2436         switch (snap_mode) {
2437         case SnapNormal:
2438                 return;
2439
2440         case SnapMagnetic:
2441
2442                 if (presnap > start) {
2443                         if (presnap > (start + unit_to_frame(snap_threshold))) {
2444                                 start = presnap;
2445                         }
2446
2447                 } else if (presnap < start) {
2448                         if (presnap < (start - unit_to_frame(snap_threshold))) {
2449                                 start = presnap;
2450                         }
2451                 }
2452
2453         default:
2454                 return;
2455
2456         }
2457 }
2458
2459 void
2460 Editor::setup_toolbar ()
2461 {
2462         string pixmap_path;
2463
2464         const guint32 FUDGE = 18; // Combo's are stupid - they steal space from the entry for the button
2465
2466
2467         /* Mode Buttons (tool selection) */
2468
2469         vector<ToggleButton *> mouse_mode_buttons;
2470
2471         mouse_move_button.add (*(manage (new Image (::get_icon("tool_object")))));
2472         mouse_move_button.set_relief(Gtk::RELIEF_NONE);
2473         mouse_mode_buttons.push_back (&mouse_move_button);
2474         mouse_select_button.add (*(manage (new Image (get_xpm("tool_range.xpm")))));
2475         mouse_select_button.set_relief(Gtk::RELIEF_NONE);
2476         mouse_mode_buttons.push_back (&mouse_select_button);
2477         mouse_gain_button.add (*(manage (new Image (::get_icon("tool_gain")))));
2478         mouse_gain_button.set_relief(Gtk::RELIEF_NONE);
2479         mouse_mode_buttons.push_back (&mouse_gain_button);
2480         mouse_zoom_button.add (*(manage (new Image (::get_icon("tool_zoom")))));
2481         mouse_zoom_button.set_relief(Gtk::RELIEF_NONE);
2482         mouse_mode_buttons.push_back (&mouse_zoom_button);
2483         mouse_timefx_button.add (*(manage (new Image (::get_icon("tool_stretch")))));
2484         mouse_timefx_button.set_relief(Gtk::RELIEF_NONE);
2485         mouse_mode_buttons.push_back (&mouse_timefx_button);
2486         mouse_audition_button.add (*(manage (new Image (::get_icon("tool_audition")))));
2487         mouse_audition_button.set_relief(Gtk::RELIEF_NONE);
2488         mouse_mode_buttons.push_back (&mouse_audition_button);
2489
2490         mouse_mode_button_set = new GroupedButtons (mouse_mode_buttons);
2491
2492         HBox* mode_box = manage(new HBox);
2493         mode_box->set_border_width (2);
2494         mode_box->set_spacing(4);
2495         mouse_mode_button_box.set_spacing(1);
2496         mouse_mode_button_box.pack_start(mouse_move_button, true, true);
2497         mouse_mode_button_box.pack_start(mouse_select_button, true, true);
2498         mouse_mode_button_box.pack_start(mouse_zoom_button, true, true);
2499         mouse_mode_button_box.pack_start(mouse_gain_button, true, true);
2500         mouse_mode_button_box.pack_start(mouse_timefx_button, true, true);
2501         mouse_mode_button_box.pack_start(mouse_audition_button, true, true);
2502         mouse_mode_button_box.set_homogeneous(true);
2503
2504         vector<string> edit_mode_strings;
2505         edit_mode_strings.push_back (edit_mode_to_string (Splice));
2506         edit_mode_strings.push_back (edit_mode_to_string (Slide));
2507
2508         edit_mode_selector.set_name ("EditModeSelector");
2509         Gtkmm2ext::set_size_request_to_display_given_text (edit_mode_selector, longest (edit_mode_strings).c_str(), 2+FUDGE, 10);
2510         set_popdown_strings (edit_mode_selector, edit_mode_strings);
2511         edit_mode_selector.signal_changed().connect (mem_fun(*this, &Editor::edit_mode_selection_done));
2512
2513         mode_box->pack_start(edit_mode_selector);
2514         mode_box->pack_start(mouse_mode_button_box);
2515
2516         mouse_mode_tearoff = manage (new TearOff (*mode_box));
2517         mouse_mode_tearoff->set_name ("MouseModeBase");
2518
2519         mouse_mode_tearoff->Detach.connect (bind (mem_fun(*this, &Editor::detach_tearoff), static_cast<Box*>(&toolbar_hbox),
2520                                                   &mouse_mode_tearoff->tearoff_window()));
2521         mouse_mode_tearoff->Attach.connect (bind (mem_fun(*this, &Editor::reattach_tearoff), static_cast<Box*> (&toolbar_hbox),
2522                                                   &mouse_mode_tearoff->tearoff_window(), 1));
2523         mouse_mode_tearoff->Hidden.connect (bind (mem_fun(*this, &Editor::detach_tearoff), static_cast<Box*>(&toolbar_hbox),
2524                                                   &mouse_mode_tearoff->tearoff_window()));
2525         mouse_mode_tearoff->Visible.connect (bind (mem_fun(*this, &Editor::reattach_tearoff), static_cast<Box*> (&toolbar_hbox),
2526                                                    &mouse_mode_tearoff->tearoff_window(), 1));
2527
2528         mouse_move_button.set_name ("MouseModeButton");
2529         mouse_select_button.set_name ("MouseModeButton");
2530         mouse_gain_button.set_name ("MouseModeButton");
2531         mouse_zoom_button.set_name ("MouseModeButton");
2532         mouse_timefx_button.set_name ("MouseModeButton");
2533         mouse_audition_button.set_name ("MouseModeButton");
2534
2535         ARDOUR_UI::instance()->tooltips().set_tip (mouse_move_button, _("Select/Move Objects"));
2536         ARDOUR_UI::instance()->tooltips().set_tip (mouse_select_button, _("Select/Move Ranges"));
2537         ARDOUR_UI::instance()->tooltips().set_tip (mouse_gain_button, _("Draw Gain Automation"));
2538         ARDOUR_UI::instance()->tooltips().set_tip (mouse_zoom_button, _("Select Zoom Range"));
2539         ARDOUR_UI::instance()->tooltips().set_tip (mouse_timefx_button, _("Stretch/Shrink Regions"));
2540         ARDOUR_UI::instance()->tooltips().set_tip (mouse_audition_button, _("Listen to Specific Regions"));
2541
2542         mouse_move_button.unset_flags (CAN_FOCUS);
2543         mouse_select_button.unset_flags (CAN_FOCUS);
2544         mouse_gain_button.unset_flags (CAN_FOCUS);
2545         mouse_zoom_button.unset_flags (CAN_FOCUS);
2546         mouse_timefx_button.unset_flags (CAN_FOCUS);
2547         mouse_audition_button.unset_flags (CAN_FOCUS);
2548
2549         mouse_select_button.signal_toggled().connect (bind (mem_fun(*this, &Editor::mouse_mode_toggled), Editing::MouseRange));
2550         mouse_select_button.signal_button_release_event().connect (mem_fun(*this, &Editor::mouse_select_button_release));
2551
2552         mouse_move_button.signal_toggled().connect (bind (mem_fun(*this, &Editor::mouse_mode_toggled), Editing::MouseObject));
2553         mouse_gain_button.signal_toggled().connect (bind (mem_fun(*this, &Editor::mouse_mode_toggled), Editing::MouseGain));
2554         mouse_zoom_button.signal_toggled().connect (bind (mem_fun(*this, &Editor::mouse_mode_toggled), Editing::MouseZoom));
2555         mouse_timefx_button.signal_toggled().connect (bind (mem_fun(*this, &Editor::mouse_mode_toggled), Editing::MouseTimeFX));
2556         mouse_audition_button.signal_toggled().connect (bind (mem_fun(*this, &Editor::mouse_mode_toggled), Editing::MouseAudition));
2557
2558         // mouse_move_button.set_active (true);
2559
2560
2561         /* Zoom */
2562
2563         zoom_box.set_spacing (1);
2564         zoom_box.set_border_width (2);
2565
2566         zoom_in_button.set_name ("EditorTimeButton");
2567         zoom_in_button.add (*(manage (new Image (::get_icon("zoom_in")))));
2568         zoom_in_button.signal_clicked().connect (bind (mem_fun(*this, &Editor::temporal_zoom_step), false));
2569         ARDOUR_UI::instance()->tooltips().set_tip (zoom_in_button, _("Zoom In"));
2570
2571         zoom_out_button.set_name ("EditorTimeButton");
2572         zoom_out_button.add (*(manage (new Image (::get_icon("zoom_out")))));
2573         zoom_out_button.signal_clicked().connect (bind (mem_fun(*this, &Editor::temporal_zoom_step), true));
2574         ARDOUR_UI::instance()->tooltips().set_tip (zoom_out_button, _("Zoom Out"));
2575
2576         zoom_out_full_button.set_name ("EditorTimeButton");
2577         zoom_out_full_button.add (*(manage (new Image (::get_icon("zoom_full")))));
2578         zoom_out_full_button.signal_clicked().connect (mem_fun(*this, &Editor::temporal_zoom_session));
2579         ARDOUR_UI::instance()->tooltips().set_tip (zoom_out_full_button, _("Zoom to Session"));
2580
2581         zoom_box.pack_start (zoom_out_button, false, false);
2582         zoom_box.pack_start (zoom_in_button, false, false);
2583         zoom_box.pack_start (zoom_range_clock, false, false);
2584         zoom_box.pack_start (zoom_out_full_button, false, false);
2585
2586         ARDOUR_UI::instance()->tooltips().set_tip (zoom_range_clock, _("Current Zoom Range\n(Width of visible area)"));
2587
2588         zoom_focus_selector.set_name ("ZoomFocusSelector");
2589         Gtkmm2ext::set_size_request_to_display_given_text (zoom_focus_selector, "Focus Center", 2+FUDGE, 0);
2590         set_popdown_strings (zoom_focus_selector, internationalize (zoom_focus_strings));
2591         zoom_focus_selector.signal_changed().connect (mem_fun(*this, &Editor::zoom_focus_selection_done));
2592         ARDOUR_UI::instance()->tooltips().set_tip (zoom_focus_selector, _("Zoom focus"));
2593
2594         zoom_box.pack_start (zoom_focus_selector, false, false);
2595
2596
2597         /* Edit Cursor / Snap */
2598
2599         snap_box.set_spacing (1);
2600         snap_box.set_border_width (2);
2601
2602         snap_type_selector.set_name ("SnapTypeSelector");
2603         Gtkmm2ext::set_size_request_to_display_given_text (snap_type_selector, "SMPTE Seconds", 2+FUDGE, 10);
2604         set_popdown_strings (snap_type_selector, internationalize (snap_type_strings));
2605         snap_type_selector.signal_changed().connect (mem_fun(*this, &Editor::snap_type_selection_done));
2606         ARDOUR_UI::instance()->tooltips().set_tip (snap_type_selector, _("Unit to snap cursors and ranges to"));
2607
2608         snap_mode_selector.set_name ("SnapModeSelector");
2609         Gtkmm2ext::set_size_request_to_display_given_text (snap_mode_selector, "Magnetic Snap", 2+FUDGE, 10);
2610         set_popdown_strings (snap_mode_selector, internationalize (snap_mode_strings));
2611         snap_mode_selector.signal_changed().connect (mem_fun(*this, &Editor::snap_mode_selection_done));
2612
2613         snap_box.pack_start (edit_cursor_clock, false, false);
2614         snap_box.pack_start (snap_mode_selector, false, false);
2615         snap_box.pack_start (snap_type_selector, false, false);
2616
2617
2618         /* Nudge */
2619
2620         HBox *nudge_box = manage (new HBox);
2621         nudge_box->set_spacing(1);
2622         nudge_box->set_border_width (2);
2623
2624         nudge_forward_button.signal_clicked().connect (bind (mem_fun(*this, &Editor::nudge_forward), false));
2625         nudge_backward_button.signal_clicked().connect (bind (mem_fun(*this, &Editor::nudge_backward), false));
2626
2627         nudge_box->pack_start (nudge_backward_button, false, false);
2628         nudge_box->pack_start (nudge_forward_button, false, false);
2629         nudge_box->pack_start (nudge_clock, false, false);
2630
2631
2632         /* Pack everything in... */
2633
2634         HBox* hbox = new HBox;
2635         hbox->set_spacing(10);
2636
2637         tools_tearoff = new TearOff (*hbox);
2638         tools_tearoff->set_name ("MouseModeBase");
2639
2640         tools_tearoff->Detach.connect (bind (mem_fun(*this, &Editor::detach_tearoff), static_cast<Box*>(&toolbar_hbox),
2641                                              &tools_tearoff->tearoff_window()));
2642         tools_tearoff->Attach.connect (bind (mem_fun(*this, &Editor::reattach_tearoff), static_cast<Box*> (&toolbar_hbox),
2643                                              &tools_tearoff->tearoff_window(), 0));
2644         tools_tearoff->Hidden.connect (bind (mem_fun(*this, &Editor::detach_tearoff), static_cast<Box*>(&toolbar_hbox),
2645                                              &tools_tearoff->tearoff_window()));
2646         tools_tearoff->Visible.connect (bind (mem_fun(*this, &Editor::reattach_tearoff), static_cast<Box*> (&toolbar_hbox),
2647                                               &tools_tearoff->tearoff_window(), 0));
2648
2649         toolbar_hbox.set_spacing (10);
2650         toolbar_hbox.set_border_width (1);
2651
2652         toolbar_hbox.pack_start (*mouse_mode_tearoff, false, false);
2653         toolbar_hbox.pack_start (*tools_tearoff, false, false);
2654
2655
2656         hbox->pack_start (snap_box, false, false);
2657         hbox->pack_start (zoom_box, false, false);
2658         hbox->pack_start (*nudge_box, false, false);
2659
2660         hbox->show_all ();
2661
2662         toolbar_base.set_name ("ToolBarBase");
2663         toolbar_base.add (toolbar_hbox);
2664
2665         toolbar_frame.set_shadow_type (SHADOW_OUT);
2666         toolbar_frame.set_name ("BaseFrame");
2667         toolbar_frame.add (toolbar_base);
2668 }
2669
2670 int
2671 Editor::convert_drop_to_paths (vector<ustring>& paths,
2672                                const RefPtr<Gdk::DragContext>& context,
2673                                gint                x,
2674                                gint                y,
2675                                const SelectionData& data,
2676                                guint               info,
2677                                guint               time)
2678
2679 {
2680         if (session == 0) {
2681                 return -1;
2682         }
2683
2684         vector<ustring> uris = data.get_uris();
2685
2686         if (uris.empty()) {
2687
2688                 /* This is seriously fucked up. Nautilus doesn't say that its URI lists
2689                    are actually URI lists. So do it by hand.
2690                 */
2691
2692                 if (data.get_target() != "text/plain") {
2693                         return -1;
2694                 }
2695
2696                 /* Parse the "uri-list" format that Nautilus provides,
2697                    where each pathname is delimited by \r\n
2698                 */
2699
2700                 const char* p = data.get_text().c_str();
2701                 const char* q;
2702
2703                 while (p)
2704                 {
2705                         if (*p != '#')
2706                         {
2707                                 while (g_ascii_isspace (*p))
2708                                         p++;
2709
2710                                 q = p;
2711                                 while (*q && (*q != '\n') && (*q != '\r'))
2712                                         q++;
2713
2714                                 if (q > p)
2715                                 {
2716                                         q--;
2717                                         while (q > p && g_ascii_isspace (*q))
2718                                                 q--;
2719
2720                                         if (q > p)
2721                                         {
2722                                                 uris.push_back (ustring (p, q - p + 1));
2723                                         }
2724                                 }
2725                         }
2726                         p = strchr (p, '\n');
2727                         if (p)
2728                                 p++;
2729                 }
2730
2731                 if (uris.empty()) {
2732                         return -1;
2733                 }
2734         }
2735
2736         for (vector<ustring>::iterator i = uris.begin(); i != uris.end(); ++i) {
2737                 if ((*i).substr (0,7) == "file://") {
2738                         string p = *i;
2739                         PBD::url_decode (p);
2740                         paths.push_back (p.substr (7));
2741                 }
2742         }
2743
2744         return 0;
2745 }
2746
2747 void
2748 Editor::new_tempo_section ()
2749
2750 {
2751 }
2752
2753 void
2754 Editor::map_transport_state ()
2755 {
2756         ENSURE_GUI_THREAD (mem_fun(*this, &Editor::map_transport_state));
2757
2758         if (session->transport_stopped()) {
2759                 have_pending_keyboard_selection = false;
2760         }
2761 }
2762
2763 /* UNDO/REDO */
2764
2765 Editor::State::State ()
2766 {
2767         selection = new Selection;
2768 }
2769
2770 Editor::State::~State ()
2771 {
2772         delete selection;
2773 }
2774
2775 UndoAction
2776 Editor::get_memento () const
2777 {
2778         State *state = new State;
2779
2780         store_state (*state);
2781         return bind (mem_fun (*(const_cast<Editor*>(this)), &Editor::restore_state), state);
2782 }
2783
2784 void
2785 Editor::store_state (State& state) const
2786 {
2787         *state.selection = *selection;
2788 }
2789
2790 void
2791 Editor::restore_state (State *state)
2792 {
2793         if (*selection == *state->selection) {
2794                 return;
2795         }
2796
2797         *selection = *state->selection;
2798         time_selection_changed ();
2799         region_selection_changed ();
2800
2801         /* XXX other selection change handlers? */
2802 }
2803
2804 void
2805 Editor::begin_reversible_command (string name)
2806 {
2807         if (session) {
2808                 before = &get_state();
2809                 session->begin_reversible_command (name);
2810         }
2811 }
2812
2813 void
2814 Editor::commit_reversible_command ()
2815 {
2816         if (session) {
2817                 session->commit_reversible_command (new MementoCommand<Editor>(*this, before, &get_state()));
2818         }
2819 }
2820
2821 bool
2822 Editor::set_selected_track_from_click (bool press, Selection::Operation op, bool with_undo, bool no_remove)
2823 {
2824         bool commit = false;
2825
2826         if (!clicked_axisview) {
2827                 return false;
2828         }
2829
2830         switch (op) {
2831         case Selection::Toggle:
2832                 if (selection->selected (clicked_axisview)) {
2833                         if (!no_remove) {
2834                                 selection->remove (clicked_axisview);
2835                                 commit = true;
2836                         }
2837                 } else {
2838                         selection->add (clicked_axisview);
2839                         commit = false;
2840                 }
2841                 break;
2842
2843         case Selection::Set:
2844                 if (selection->selected (clicked_axisview) && selection->tracks.size() == 1) {
2845                         /* no commit necessary */
2846                 }
2847
2848                 selection->set (clicked_axisview);
2849                 break;
2850
2851         case Selection::Extend:
2852                 /* not defined yet */
2853                 break;
2854         }
2855
2856         return commit;
2857 }
2858
2859 bool
2860 Editor::set_selected_control_point_from_click (bool press, Selection::Operation op, bool with_undo, bool no_remove)
2861 {
2862         if (!clicked_control_point) {
2863                 return false;
2864         }
2865
2866         /* select this point and any others that it represents */
2867
2868         double y1, y2;
2869         nframes_t x1, x2;
2870
2871         x1 = pixel_to_frame (clicked_control_point->get_x() - 10);
2872         x2 = pixel_to_frame (clicked_control_point->get_x() + 10);
2873         y1 = clicked_control_point->get_x() - 10;
2874         y2 = clicked_control_point->get_y() + 10;
2875
2876         return select_all_within (x1, x2, y1, y2, op);
2877 }
2878
2879 void
2880 Editor::get_relevant_tracks (RouteTimeAxisView& base, set<RouteTimeAxisView*>& relevant_tracks)
2881 {
2882         /* step one: get all selected tracks and all tracks in the relevant edit groups */
2883
2884         for (TrackSelection::iterator ti = selection->tracks.begin(); ti != selection->tracks.end(); ++ti) {
2885
2886                 RouteTimeAxisView* atv = dynamic_cast<RouteTimeAxisView*>(*ti);
2887
2888                 if (!atv) {
2889                         continue;
2890                 }
2891
2892                 RouteGroup* group = atv->route()->edit_group();
2893
2894                 if (group && group->is_active()) {
2895
2896                         /* active group for this track, loop over all tracks and get every member of the group */
2897
2898                         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
2899
2900                                 RouteTimeAxisView* tatv;
2901
2902                                 if ((tatv = dynamic_cast<RouteTimeAxisView*> (*i)) != 0) {
2903
2904                                         if (tatv->route()->edit_group() == group) {
2905                                                 relevant_tracks.insert (tatv);
2906                                         }
2907                                 }
2908                         }
2909
2910                 } else {
2911
2912                         /* no active group, or no group */
2913
2914                         relevant_tracks.insert (&base);
2915                 }
2916
2917         }
2918 }
2919
2920 void
2921 Editor::mapover_tracks (slot<void,RouteTimeAxisView&,uint32_t> sl)
2922 {
2923         set<RouteTimeAxisView*> relevant_tracks;
2924
2925         if (!clicked_routeview) {
2926                 return;
2927         }
2928
2929         get_relevant_tracks (*clicked_routeview, relevant_tracks);
2930
2931         uint32_t sz = relevant_tracks.size();
2932
2933         for (set<RouteTimeAxisView*>::iterator ati = relevant_tracks.begin(); ati != relevant_tracks.end(); ++ati) {
2934                 sl (**ati, sz);
2935         }
2936 }
2937
2938 void
2939 Editor::mapped_set_selected_regionview_from_click (RouteTimeAxisView& tv, uint32_t ignored,
2940                                                    RegionView* basis, vector<RegionView*>* all_equivs)
2941 {
2942         Playlist* pl;
2943         vector<boost::shared_ptr<Region> > results;
2944         RegionView* marv;
2945         boost::shared_ptr<Diskstream> ds;
2946
2947         if ((ds = tv.get_diskstream()) == 0) {
2948                 /* bus */
2949                 return;
2950         }
2951
2952         if (&tv == &basis->get_time_axis_view()) {
2953                 /* looking in same track as the original */
2954                 return;
2955         }
2956
2957
2958         if ((pl = dynamic_cast<Playlist*>(ds->playlist())) != 0) {
2959                 pl->get_equivalent_regions (basis->region(), results);
2960         }
2961
2962         for (vector<boost::shared_ptr<Region> >::iterator ir = results.begin(); ir != results.end(); ++ir) {
2963                 if ((marv = tv.view()->find_view (*ir)) != 0) {
2964                         all_equivs->push_back (marv);
2965                 }
2966         }
2967 }
2968
2969 bool
2970 Editor::set_selected_regionview_from_click (bool press, Selection::Operation op, bool no_track_remove)
2971 {
2972         vector<RegionView*> all_equivalent_regions;
2973         bool commit = false;
2974
2975         if (!clicked_regionview || !clicked_routeview) {
2976                 return false;
2977         }
2978
2979         if (op == Selection::Toggle || op == Selection::Set) {
2980
2981                 mapover_tracks (bind (mem_fun (*this, &Editor::mapped_set_selected_regionview_from_click),
2982                                             clicked_regionview, &all_equivalent_regions));
2983
2984
2985                 /* add clicked regionview since we skipped all other regions in the same track as the one it was in */
2986
2987                 all_equivalent_regions.push_back (clicked_regionview);
2988
2989                 switch (op) {
2990                 case Selection::Toggle:
2991
2992                         if (clicked_regionview->get_selected()) {
2993                                 if (press) {
2994
2995                                         /* whatever was clicked was selected already; do nothing here but allow
2996                                            the button release to deselect it
2997                                         */
2998
2999                                         button_release_can_deselect = true;
3000
3001                                 } else {
3002
3003                                         if (button_release_can_deselect) {
3004
3005                                                 /* just remove this one region, but only on a permitted button release */
3006
3007                                                 selection->remove (clicked_regionview);
3008                                                 commit = true;
3009
3010                                                 /* no more deselect action on button release till a new press
3011                                                    finds an already selected object.
3012                                                 */
3013
3014                                                 button_release_can_deselect = false;
3015                                         }
3016                                 }
3017
3018                         } else {
3019
3020                                 if (press) {
3021                                         /* add all the equivalent regions, but only on button press */
3022
3023                                         if (!all_equivalent_regions.empty()) {
3024                                                 commit = true;
3025                                         }
3026
3027                                         for (vector<RegionView*>::iterator i = all_equivalent_regions.begin(); i != all_equivalent_regions.end(); ++i) {
3028                                                 selection->add (*i);
3029                                         }
3030                                 }
3031                         }
3032                         break;
3033
3034                 case Selection::Set:
3035                         if (!clicked_regionview->get_selected()) {
3036                                 selection->set (all_equivalent_regions);
3037                                 commit = true;
3038                         } else {
3039                                 /* no commit necessary: clicked on an already selected region */
3040                                 goto out;
3041                         }
3042                         break;
3043
3044                 default:
3045                         /* silly compiler */
3046                         break;
3047                 }
3048
3049         } else if (op == Selection::Extend) {
3050
3051                 list<Selectable*> results;
3052                 nframes_t last_frame;
3053                 nframes_t first_frame;
3054
3055                 /* 1. find the last selected regionview in the track that was clicked in */
3056
3057                 last_frame = 0;
3058                 first_frame = max_frames;
3059
3060                 for (RegionSelection::iterator x = selection->regions.begin(); x != selection->regions.end(); ++x) {
3061                         if (&(*x)->get_time_axis_view() == &clicked_regionview->get_time_axis_view()) {
3062
3063                                 if ((*x)->region()->last_frame() > last_frame) {
3064                                         last_frame = (*x)->region()->last_frame();
3065                                 }
3066
3067                                 if ((*x)->region()->first_frame() < first_frame) {
3068                                         first_frame = (*x)->region()->first_frame();
3069                                 }
3070                         }
3071                 }
3072
3073                 /* 2. figure out the boundaries for our search for new objects */
3074
3075                 switch (clicked_regionview->region()->coverage (first_frame, last_frame)) {
3076                 case OverlapNone:
3077                         cerr << "no overlap, first = " << first_frame << " last = " << last_frame << " region = "
3078                              << clicked_regionview->region()->first_frame() << " .. " << clicked_regionview->region()->last_frame() << endl;
3079
3080                         if (last_frame < clicked_regionview->region()->first_frame()) {
3081                                 first_frame = last_frame;
3082                                 last_frame = clicked_regionview->region()->last_frame();
3083                         } else {
3084                                 last_frame = first_frame;
3085                                 first_frame = clicked_regionview->region()->first_frame();
3086                         }
3087                         break;
3088
3089                 case OverlapExternal:
3090                         cerr << "external overlap, first = " << first_frame << " last = " << last_frame << " region = "
3091                              << clicked_regionview->region()->first_frame() << " .. " << clicked_regionview->region()->last_frame() << endl;
3092
3093                         if (last_frame < clicked_regionview->region()->first_frame()) {
3094                                 first_frame = last_frame;
3095                                 last_frame = clicked_regionview->region()->last_frame();
3096                         } else {
3097                                 last_frame = first_frame;
3098                                 first_frame = clicked_regionview->region()->first_frame();
3099                         }
3100                         break;
3101
3102                 case OverlapInternal:
3103                         cerr << "internal overlap, first = " << first_frame << " last = " << last_frame << " region = "
3104                              << clicked_regionview->region()->first_frame() << " .. " << clicked_regionview->region()->last_frame() << endl;
3105
3106                         if (last_frame < clicked_regionview->region()->first_frame()) {
3107                                 first_frame = last_frame;
3108                                 last_frame = clicked_regionview->region()->last_frame();
3109                         } else {
3110                                 last_frame = first_frame;
3111                                 first_frame = clicked_regionview->region()->first_frame();
3112                         }
3113                         break;
3114
3115                 case OverlapStart:
3116                 case OverlapEnd:
3117                         /* nothing to do except add clicked region to selection, since it
3118                            overlaps with the existing selection in this track.
3119                         */
3120                         break;
3121                 }
3122
3123                 /* 2. find all selectable objects (regionviews in this case) between that one and the end of the
3124                       one that was clicked.
3125                 */
3126
3127                 set<RouteTimeAxisView*> relevant_tracks;
3128
3129                 get_relevant_tracks (*clicked_routeview, relevant_tracks);
3130
3131                 for (set<RouteTimeAxisView*>::iterator t = relevant_tracks.begin(); t != relevant_tracks.end(); ++t) {
3132                         (*t)->get_selectables (first_frame, last_frame, -1.0, -1.0, results);
3133                 }
3134
3135                 /* 3. convert to a vector of audio regions */
3136
3137                 vector<RegionView*> regions;
3138
3139                 for (list<Selectable*>::iterator x = results.begin(); x != results.end(); ++x) {
3140                         RegionView* arv;
3141
3142                         if ((arv = dynamic_cast<RegionView*>(*x)) != 0) {
3143                                 regions.push_back (arv);
3144                         }
3145                 }
3146
3147                 if (!regions.empty()) {
3148                         selection->add (regions);
3149                         commit = true;
3150                 }
3151         }
3152
3153   out:
3154         return commit;
3155 }
3156
3157 void
3158 Editor::set_selected_regionview_from_region_list (boost::shared_ptr<Region> region, Selection::Operation op)
3159 {
3160         vector<RegionView*> all_equivalent_regions;
3161
3162         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
3163
3164                 RouteTimeAxisView* tatv;
3165
3166                 if ((tatv = dynamic_cast<RouteTimeAxisView*> (*i)) != 0) {
3167
3168                         Playlist* pl;
3169                         vector<boost::shared_ptr<Region> > results;
3170                         RegionView* marv;
3171                         boost::shared_ptr<Diskstream> ds;
3172
3173                         if ((ds = tatv->get_diskstream()) == 0) {
3174                                 /* bus */
3175                                 continue;
3176                         }
3177
3178                         if ((pl = dynamic_cast<Playlist*>(ds->playlist())) != 0) {
3179                                 pl->get_region_list_equivalent_regions (region, results);
3180                         }
3181
3182                         for (vector<boost::shared_ptr<Region> >::iterator ir = results.begin(); ir != results.end(); ++ir) {
3183                                 if ((marv = tatv->view()->find_view (*ir)) != 0) {
3184                                         all_equivalent_regions.push_back (marv);
3185                                 }
3186                         }
3187
3188                 }
3189         }
3190
3191         begin_reversible_command (_("set selected regions"));
3192
3193         switch (op) {
3194         case Selection::Toggle:
3195                 /* XXX this is not correct */
3196                 selection->toggle (all_equivalent_regions);
3197                 break;
3198         case Selection::Set:
3199                 selection->set (all_equivalent_regions);
3200                 break;
3201         case Selection::Extend:
3202                 selection->add (all_equivalent_regions);
3203                 break;
3204         }
3205
3206         commit_reversible_command () ;
3207 }
3208
3209 bool
3210 Editor::set_selected_regionview_from_map_event (GdkEventAny* ev, StreamView* sv, boost::shared_ptr<Region> r)
3211 {
3212         RegionView* rv;
3213         boost::shared_ptr<AudioRegion> ar;
3214
3215         if ((ar = boost::dynamic_pointer_cast<AudioRegion> (r)) == 0) {
3216                 return true;
3217         }
3218
3219         if ((rv = sv->find_view (ar)) == 0) {
3220                 return true;
3221         }
3222
3223         /* don't reset the selection if its something other than
3224            a single other region.
3225         */
3226
3227         if (selection->regions.size() > 1) {
3228                 return true;
3229         }
3230
3231         begin_reversible_command (_("set selected regions"));
3232
3233         selection->set (rv);
3234
3235         commit_reversible_command () ;
3236
3237         return true;
3238 }
3239
3240 void
3241 Editor::set_edit_group_solo (Route& route, bool yn)
3242 {
3243         RouteGroup *edit_group;
3244
3245         if ((edit_group = route.edit_group()) != 0) {
3246                 edit_group->apply (&Route::set_solo, yn, this);
3247         } else {
3248                 route.set_solo (yn, this);
3249         }
3250 }
3251
3252 void
3253 Editor::set_edit_group_mute (Route& route, bool yn)
3254 {
3255         RouteGroup *edit_group = 0;
3256
3257         if ((edit_group == route.edit_group()) != 0) {
3258                 edit_group->apply (&Route::set_mute, yn, this);
3259         } else {
3260                 route.set_mute (yn, this);
3261         }
3262 }
3263
3264 void
3265 Editor::set_edit_menu (Menu& menu)
3266 {
3267         edit_menu = &menu;
3268         edit_menu->signal_map_event().connect (mem_fun(*this, &Editor::edit_menu_map_handler));
3269 }
3270
3271 bool
3272 Editor::edit_menu_map_handler (GdkEventAny* ev)
3273 {
3274         using namespace Menu_Helpers;
3275         MenuList& edit_items = edit_menu->items();
3276         string label;
3277
3278         /* Nuke all the old items */
3279
3280         edit_items.clear ();
3281
3282         if (session == 0) {
3283                 return false;
3284         }
3285
3286         if (session->undo_depth() == 0) {
3287                 label = _("Undo");
3288         } else {
3289                 label = string_compose(_("Undo (%1)"), session->next_undo());
3290         }
3291
3292         edit_items.push_back (MenuElem (label, bind (mem_fun(*this, &Editor::undo), 1U)));
3293
3294         if (session->undo_depth() == 0) {
3295                 edit_items.back().set_sensitive (false);
3296         }
3297
3298         if (session->redo_depth() == 0) {
3299                 label = _("Redo");
3300         } else {
3301                 label = string_compose(_("Redo (%1)"), session->next_redo());
3302         }
3303
3304         edit_items.push_back (MenuElem (label, bind (mem_fun(*this, &Editor::redo), 1U)));
3305         if (session->redo_depth() == 0) {
3306                 edit_items.back().set_sensitive (false);
3307         }
3308
3309         vector<MenuItem*> mitems;
3310
3311         edit_items.push_back (SeparatorElem());
3312         edit_items.push_back (MenuElem (_("Cut"), mem_fun(*this, &Editor::cut)));
3313         mitems.push_back (&edit_items.back());
3314         edit_items.push_back (MenuElem (_("Copy"), mem_fun(*this, &Editor::copy)));
3315         mitems.push_back (&edit_items.back());
3316         edit_items.push_back (MenuElem (_("Paste"), bind (mem_fun(*this, &Editor::paste), 1.0f)));
3317         mitems.push_back (&edit_items.back());
3318         edit_items.push_back (SeparatorElem());
3319         edit_items.push_back (MenuElem (_("Align"), bind (mem_fun(*this, &Editor::align), ARDOUR::SyncPoint)));
3320         mitems.push_back (&edit_items.back());
3321         edit_items.push_back (MenuElem (_("Align Relative"), bind (mem_fun(*this, &Editor::align_relative), ARDOUR::SyncPoint)));
3322         mitems.push_back (&edit_items.back());
3323         edit_items.push_back (SeparatorElem());
3324
3325         if (selection->empty()) {
3326                 for (vector<MenuItem*>::iterator i = mitems.begin(); i != mitems.end(); ++i) {
3327                         (*i)->set_sensitive (false);
3328                 }
3329         }
3330
3331         Menu* import_menu = manage (new Menu());
3332         import_menu->set_name ("ArdourContextMenu");
3333         MenuList& import_items = import_menu->items();
3334
3335         import_items.push_back (MenuElem (_("... as new track"), bind (mem_fun(*this, &Editor::add_external_audio_action), ImportAsTrack)));
3336         import_items.push_back (MenuElem (_("... as new region"), bind (mem_fun(*this, &Editor::add_external_audio_action), ImportAsRegion)));
3337
3338         edit_items.push_back (MenuElem (_("Import audio (copy)"), *import_menu));
3339         edit_items.push_back (SeparatorElem());
3340
3341         edit_items.push_back (MenuElem (_("Remove last capture"), mem_fun(*this, &Editor::remove_last_capture)));
3342
3343         if (!session->have_captured()) {
3344                 edit_items.back().set_sensitive (false);
3345         }
3346
3347         return false;
3348 }
3349
3350 void
3351 Editor::duplicate_dialog (bool dup_region)
3352 {
3353         if (dup_region) {
3354                 if (clicked_regionview == 0) {
3355                         return;
3356                 }
3357         } else {
3358                 if (selection->time.length() == 0) {
3359                         return;
3360                 }
3361         }
3362
3363         ArdourDialog win ("duplicate dialog");
3364         Entry  entry;
3365         Label  label (_("Duplicate how many times?"));
3366
3367         win.get_vbox()->pack_start (label);
3368         win.add_action_widget (entry, RESPONSE_ACCEPT);
3369         win.add_button (Stock::OK, RESPONSE_ACCEPT);
3370         win.add_button (Stock::CANCEL, RESPONSE_CANCEL);
3371
3372         win.set_position (WIN_POS_MOUSE);
3373
3374         entry.set_text ("1");
3375         set_size_request_to_display_given_text (entry, X_("12345678"), 20, 15);
3376         entry.select_region (0, entry.get_text_length());
3377         entry.grab_focus ();
3378
3379
3380         switch (win.run ()) {
3381         case RESPONSE_ACCEPT:
3382                 break;
3383         default:
3384                 return;
3385         }
3386
3387         string text = entry.get_text();
3388         float times;
3389
3390         if (sscanf (text.c_str(), "%f", &times) == 1) {
3391                 if (dup_region) {
3392                         RegionSelection regions;
3393                         regions.add (clicked_regionview);
3394                         duplicate_some_regions (regions, times);
3395                 } else {
3396                         duplicate_selection (times);
3397                 }
3398         }
3399 }
3400
3401 void
3402 Editor::show_verbose_canvas_cursor ()
3403 {
3404         verbose_canvas_cursor->raise_to_top();
3405         verbose_canvas_cursor->show();
3406         verbose_cursor_visible = true;
3407 }
3408
3409 void
3410 Editor::hide_verbose_canvas_cursor ()
3411 {
3412         verbose_canvas_cursor->hide();
3413         verbose_cursor_visible = false;
3414 }
3415
3416 void
3417 Editor::set_verbose_canvas_cursor (const string & txt, double x, double y)
3418 {
3419         /* XXX get origin of canvas relative to root window,
3420            add x and y and check compared to gdk_screen_{width,height}
3421         */
3422         verbose_canvas_cursor->property_text() = txt.c_str();
3423         verbose_canvas_cursor->property_x() = x;
3424         verbose_canvas_cursor->property_y() = y;
3425 }
3426
3427 void
3428 Editor::set_verbose_canvas_cursor_text (const string & txt)
3429 {
3430         verbose_canvas_cursor->property_text() = txt.c_str();
3431 }
3432
3433 void
3434 Editor::edit_mode_selection_done ()
3435 {
3436         if (session == 0) {
3437                 return;
3438         }
3439
3440         string choice = edit_mode_selector.get_active_text();
3441         EditMode mode = Slide;
3442
3443         if (choice == _("Splice Edit")) {
3444                 mode = Splice;
3445         } else if (choice == _("Slide Edit")) {
3446                 mode = Slide;
3447         }
3448
3449         Config->set_edit_mode (mode);
3450 }
3451
3452 void
3453 Editor::snap_type_selection_done ()
3454 {
3455         if (session == 0) {
3456                 return;
3457         }
3458
3459         string choice = snap_type_selector.get_active_text();
3460         SnapType snaptype = SnapToFrame;
3461
3462         if (choice == _("Beats/3")) {
3463                 snaptype = SnapToAThirdBeat;
3464         } else if (choice == _("Beats/4")) {
3465                 snaptype = SnapToAQuarterBeat;
3466         } else if (choice == _("Beats/8")) {
3467                 snaptype = SnapToAEighthBeat;
3468         } else if (choice == _("Beats/16")) {
3469                 snaptype = SnapToASixteenthBeat;
3470         } else if (choice == _("Beats/32")) {
3471                 snaptype = SnapToAThirtysecondBeat;
3472         } else if (choice == _("Beats")) {
3473                 snaptype = SnapToBeat;
3474         } else if (choice == _("Bars")) {
3475                 snaptype = SnapToBar;
3476         } else if (choice == _("Marks")) {
3477                 snaptype = SnapToMark;
3478         } else if (choice == _("Edit Cursor")) {
3479                 snaptype = SnapToEditCursor;
3480         } else if (choice == _("Region starts")) {
3481                 snaptype = SnapToRegionStart;
3482         } else if (choice == _("Region ends")) {
3483                 snaptype = SnapToRegionEnd;
3484         } else if (choice == _("Region bounds")) {
3485                 snaptype = SnapToRegionBoundary;
3486         } else if (choice == _("Region syncs")) {
3487                 snaptype = SnapToRegionSync;
3488         } else if (choice == _("CD Frames")) {
3489                 snaptype = SnapToCDFrame;
3490         } else if (choice == _("SMPTE Frames")) {
3491                 snaptype = SnapToSMPTEFrame;
3492         } else if (choice == _("SMPTE Seconds")) {
3493                 snaptype = SnapToSMPTESeconds;
3494         } else if (choice == _("SMPTE Minutes")) {
3495                 snaptype = SnapToSMPTEMinutes;
3496         } else if (choice == _("Seconds")) {
3497                 snaptype = SnapToSeconds;
3498         } else if (choice == _("Minutes")) {
3499                 snaptype = SnapToMinutes;
3500         } else if (choice == _("None")) {
3501                 snaptype = SnapToFrame;
3502         }
3503
3504         set_snap_to (snaptype);
3505 }
3506
3507 void
3508 Editor::snap_mode_selection_done ()
3509 {
3510         if(session == 0) {
3511                 return;
3512         }
3513
3514         string choice = snap_mode_selector.get_active_text();
3515         SnapMode mode = SnapNormal;
3516
3517         if (choice == _("Normal Snap")) {
3518                 mode = SnapNormal;
3519         } else if (choice == _("Magnetic Snap")) {
3520                 mode = SnapMagnetic;
3521         }
3522
3523         set_snap_mode (mode);
3524 }
3525
3526 void
3527 Editor::zoom_focus_selection_done ()
3528 {
3529         if (session == 0) {
3530                 return;
3531         }
3532
3533         string choice = zoom_focus_selector.get_active_text();
3534         ZoomFocus focus_type = ZoomFocusLeft;
3535
3536         if (choice == _("Focus Left")) {
3537                 focus_type = ZoomFocusLeft;
3538         } else if (choice == _("Focus Right")) {
3539                 focus_type = ZoomFocusRight;
3540         } else if (choice == _("Focus Center")) {
3541                 focus_type = ZoomFocusCenter;
3542         } else if (choice == _("Focus Playhead")) {
3543                 focus_type = ZoomFocusPlayhead;
3544         } else if (choice == _("Focus Edit Cursor")) {
3545                 focus_type = ZoomFocusEdit;
3546         }
3547
3548         set_zoom_focus (focus_type);
3549 }
3550
3551 gint
3552 Editor::edit_controls_button_release (GdkEventButton* ev)
3553 {
3554         if (Keyboard::is_context_menu_event (ev)) {
3555                 ARDOUR_UI::instance()->add_route ();
3556         }
3557         return TRUE;
3558 }
3559
3560 void
3561 Editor::track_selection_changed ()
3562 {
3563         switch (selection->tracks.size()){
3564         case 0:
3565                 break;
3566         default:
3567                 set_selected_mixer_strip (*(selection->tracks.front()));
3568                 break;
3569         }
3570
3571         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
3572                 (*i)->set_selected (false);
3573                 if (mouse_mode == MouseRange) {
3574                         (*i)->hide_selection ();
3575                 }
3576         }
3577
3578         for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
3579                 (*i)->set_selected (true);
3580                 if (mouse_mode == MouseRange) {
3581                         (*i)->show_selection (selection->time);
3582                 }
3583         }
3584 }
3585
3586 void
3587 Editor::time_selection_changed ()
3588 {
3589         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
3590                 (*i)->hide_selection ();
3591         }
3592
3593         if (selection->tracks.empty()) {
3594                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
3595                         (*i)->show_selection (selection->time);
3596                 }
3597         } else {
3598                 for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
3599                         (*i)->show_selection (selection->time);
3600                 }
3601         }
3602
3603         if (selection->time.empty()) {
3604                 ActionManager::set_sensitive (ActionManager::time_selection_sensitive_actions, false);
3605         } else {
3606                 ActionManager::set_sensitive (ActionManager::time_selection_sensitive_actions, true);
3607         }
3608 }
3609
3610 void
3611 Editor::region_selection_changed ()
3612 {
3613         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
3614                 (*i)->set_selected_regionviews (selection->regions);
3615         }
3616 }
3617
3618 void
3619 Editor::point_selection_changed ()
3620 {
3621         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
3622                 (*i)->set_selected_points (selection->points);
3623         }
3624 }
3625
3626 gint
3627 Editor::mouse_select_button_release (GdkEventButton* ev)
3628 {
3629         /* this handles just right-clicks */
3630
3631         if (ev->button != 3) {
3632                 return FALSE;
3633         }
3634
3635         return TRUE;
3636 }
3637
3638 Editor::TrackViewList *
3639 Editor::get_valid_views (TimeAxisView* track, RouteGroup* group)
3640 {
3641         TrackViewList *v;
3642         TrackViewList::iterator i;
3643
3644         v = new TrackViewList;
3645
3646         if (track == 0 && group == 0) {
3647
3648                 /* all views */
3649
3650                 for (i = track_views.begin(); i != track_views.end (); ++i) {
3651                         v->push_back (*i);
3652                 }
3653
3654         } else if (track != 0 && group == 0 || (track != 0 && group != 0 && !group->is_active())) {
3655
3656                 /* just the view for this track
3657                  */
3658
3659                 v->push_back (track);
3660
3661         } else {
3662
3663                 /* views for all tracks in the edit group */
3664
3665                 for (i  = track_views.begin(); i != track_views.end (); ++i) {
3666
3667                         if (group == 0 || (*i)->edit_group() == group) {
3668                                 v->push_back (*i);
3669                         }
3670                 }
3671         }
3672
3673         return v;
3674 }
3675
3676 void
3677 Editor::set_zoom_focus (ZoomFocus f)
3678 {
3679         vector<string> txt = internationalize (zoom_focus_strings);
3680         zoom_focus_selector.set_active_text (txt[(int)f]);
3681
3682         if (zoom_focus != f) {
3683                 zoom_focus = f;
3684
3685                 ZoomFocusChanged (); /* EMIT_SIGNAL */
3686
3687                 instant_save ();
3688         }
3689 }
3690
3691 void
3692 Editor::ensure_float (Window& win)
3693 {
3694         win.set_transient_for (*this);
3695 }
3696
3697 void
3698 Editor::pane_allocation_handler (Allocation &alloc, Paned* which)
3699 {
3700         /* recover or initialize pane positions. do this here rather than earlier because
3701            we don't want the positions to change the child allocations, which they seem to do.
3702          */
3703
3704         int pos;
3705         XMLProperty* prop;
3706         char buf[32];
3707         XMLNode* node = ARDOUR_UI::instance()->editor_settings();
3708         int width, height;
3709         static int32_t done;
3710         XMLNode* geometry;
3711
3712         if ((geometry = find_named_node (*node, "geometry")) == 0) {
3713                 width = default_width;
3714                 height = default_height;
3715         } else {
3716                 width = atoi(geometry->property("x_size")->value());
3717                 height = atoi(geometry->property("y_size")->value());
3718         }
3719
3720         if (which == static_cast<Paned*> (&edit_pane)) {
3721
3722                 if (done) {
3723                         return;
3724                 }
3725
3726                 if (!geometry || (prop = geometry->property ("edit_pane_pos")) == 0) {
3727                         /* initial allocation is 90% to canvas, 10% to notebook */
3728                         pos = (int) floor (alloc.get_width() * 0.90f);
3729                         snprintf (buf, sizeof(buf), "%d", pos);
3730                 } else {
3731                         pos = atoi (prop->value());
3732                 }
3733
3734                 if ((done = GTK_WIDGET(edit_pane.gobj())->allocation.width > pos)) {
3735                         edit_pane.set_position (pos);
3736                         pre_maximal_pane_position = pos;
3737                 }
3738         }
3739 }
3740
3741 void
3742 Editor::detach_tearoff (Box* b, Window* w)
3743 {
3744         if (tools_tearoff->torn_off() &&
3745             mouse_mode_tearoff->torn_off()) {
3746                 top_hbox.remove (toolbar_frame);
3747         }
3748 }
3749
3750 void
3751 Editor::reattach_tearoff (Box* b, Window* w, int32_t n)
3752 {
3753         if (toolbar_frame.get_parent() == 0) {
3754                 top_hbox.pack_end (toolbar_frame);
3755         }
3756 }
3757
3758 void
3759 Editor::set_show_measures (bool yn)
3760 {
3761         if (_show_measures != yn) {
3762                 hide_measures ();
3763
3764                 if ((_show_measures = yn) == true) {
3765                         draw_measures ();
3766                 }
3767                 DisplayControlChanged (ShowMeasures);
3768                 instant_save ();
3769         }
3770 }
3771
3772 void
3773 Editor::toggle_follow_playhead ()
3774 {
3775         RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("toggle-follow-playhead"));
3776         if (act) {
3777                 RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
3778                 set_follow_playhead (tact->get_active());
3779         }
3780 }
3781
3782 void
3783 Editor::set_follow_playhead (bool yn)
3784 {
3785         if (_follow_playhead != yn) {
3786                 if ((_follow_playhead = yn) == true) {
3787                         /* catch up */
3788                         update_current_screen ();
3789                 }
3790                 DisplayControlChanged (FollowPlayhead);
3791                 instant_save ();
3792         }
3793 }
3794
3795 void
3796 Editor::toggle_xfade_active (Crossfade* xfade)
3797 {
3798         xfade->set_active (!xfade->active());
3799 }
3800
3801 void
3802 Editor::toggle_xfade_length (Crossfade* xfade)
3803 {
3804         xfade->set_follow_overlap (!xfade->following_overlap());
3805 }
3806
3807 void
3808 Editor::edit_xfade (Crossfade* xfade)
3809 {
3810         CrossfadeEditor cew (*session, *xfade, xfade->fade_in().get_min_y(), 1.0);
3811
3812         ensure_float (cew);
3813
3814         switch (cew.run ()) {
3815         case RESPONSE_ACCEPT:
3816                 break;
3817         default:
3818                 return;
3819         }
3820
3821         cew.apply ();
3822         xfade->StateChanged (Change (~0));
3823 }
3824
3825 PlaylistSelector&
3826 Editor::playlist_selector () const
3827 {
3828         return *_playlist_selector;
3829 }
3830
3831 nframes_t
3832 Editor::get_nudge_distance (nframes_t pos, nframes_t& next)
3833 {
3834         nframes_t ret;
3835
3836         ret = nudge_clock.current_duration (pos);
3837         next = ret + 1; /* XXXX fix me */
3838
3839         return ret;
3840 }
3841
3842 void
3843 Editor::end_location_changed (Location* location)
3844 {
3845         ENSURE_GUI_THREAD (bind (mem_fun(*this, &Editor::end_location_changed), location));
3846         reset_scrolling_region ();
3847 }
3848
3849 int
3850 Editor::playlist_deletion_dialog (Playlist* pl)
3851 {
3852         ArdourDialog dialog ("playlist deletion dialog");
3853         Label  label (string_compose (_("Playlist %1 is currently unused.\n"
3854                                  "If left alone, no audio files used by it will be cleaned.\n"
3855                                  "If deleted, audio files used by it alone by will cleaned."),
3856                                pl->name()));
3857
3858         dialog.set_position (WIN_POS_CENTER);
3859         dialog.get_vbox()->pack_start (label);
3860
3861         dialog.add_button (_("Delete playlist"), RESPONSE_ACCEPT);
3862         dialog.add_button (_("Keep playlist"), RESPONSE_CANCEL);
3863         dialog.add_button (_("Cancel"), RESPONSE_CANCEL);
3864
3865         switch (dialog.run ()) {
3866         case RESPONSE_ACCEPT:
3867                 /* delete the playlist */
3868                 return 0;
3869                 break;
3870
3871         case RESPONSE_REJECT:
3872                 /* keep the playlist */
3873                 return 1;
3874                 break;
3875
3876         default:
3877                 break;
3878         }
3879
3880         return -1;
3881 }
3882
3883 bool
3884 Editor::audio_region_selection_covers (nframes_t where)
3885 {
3886         for (RegionSelection::iterator a = selection->regions.begin(); a != selection->regions.end(); ++a) {
3887                 if ((*a)->region()->covers (where)) {
3888                         return true;
3889                 }
3890         }
3891
3892         return false;
3893 }
3894
3895 void
3896 Editor::prepare_for_cleanup ()
3897 {
3898         cut_buffer->clear_regions ();
3899         cut_buffer->clear_playlists ();
3900
3901         selection->clear_regions ();
3902         selection->clear_playlists ();
3903 }
3904
3905 Location*
3906 Editor::transport_loop_location()
3907 {
3908         if (session) {
3909                 return session->locations()->auto_loop_location();
3910         } else {
3911                 return 0;
3912         }
3913 }
3914
3915 Location*
3916 Editor::transport_punch_location()
3917 {
3918         if (session) {
3919                 return session->locations()->auto_punch_location();
3920         } else {
3921                 return 0;
3922         }
3923 }
3924
3925 bool
3926 Editor::control_layout_scroll (GdkEventScroll* ev)
3927 {
3928         switch (ev->direction) {
3929         case GDK_SCROLL_UP:
3930                 scroll_tracks_up_line ();
3931                 return true;
3932                 break;
3933
3934         case GDK_SCROLL_DOWN:
3935                 scroll_tracks_down_line ();
3936                 return true;
3937
3938         default:
3939                 /* no left/right handling yet */
3940                 break;
3941         }
3942
3943         return false;
3944 }
3945
3946 void
3947 Editor::snapshot_display_selection_changed ()
3948 {
3949         if (snapshot_display.get_selection()->count_selected_rows() > 0) {
3950
3951                 TreeModel::iterator i = snapshot_display.get_selection()->get_selected();
3952
3953                 Glib::ustring snap_name = (*i)[snapshot_display_columns.real_name];
3954
3955                 if (snap_name.length() == 0) {
3956                         return;
3957                 }
3958
3959                 if (session->snap_name() == snap_name) {
3960                         return;
3961                 }
3962
3963                 ARDOUR_UI::instance()->load_session(session->path(), string (snap_name));
3964         }
3965 }
3966
3967 bool
3968 Editor::snapshot_display_button_press (GdkEventButton* ev)
3969 {
3970          return false;
3971 }
3972
3973 void
3974 Editor::redisplay_snapshots ()
3975 {
3976         if (session == 0) {
3977                 return;
3978         }
3979
3980         vector<string*>* states;
3981
3982         if ((states = session->possible_states()) == 0) {
3983                 return;
3984         }
3985
3986         snapshot_display_model->clear ();
3987
3988         for (vector<string*>::iterator i = states->begin(); i != states->end(); ++i) {
3989                 string statename = *(*i);
3990                 TreeModel::Row row = *(snapshot_display_model->append());
3991                 row[snapshot_display_columns.visible_name] = statename;
3992                 row[snapshot_display_columns.real_name] = statename;
3993         }
3994
3995         delete states;
3996 }
3997
3998 void
3999 Editor::session_state_saved (string snap_name)
4000 {
4001         ENSURE_GUI_THREAD (bind (mem_fun(*this, &Editor::session_state_saved), snap_name));
4002         redisplay_snapshots ();
4003 }
4004
4005 void
4006 Editor::maximise_editing_space ()
4007 {
4008         mouse_mode_tearoff->set_visible (false);
4009         tools_tearoff->set_visible (false);
4010
4011         pre_maximal_pane_position = edit_pane.get_position();
4012         edit_pane.set_position (edit_pane.get_width());
4013
4014         fullscreen();
4015 }
4016
4017 void
4018 Editor::restore_editing_space ()
4019 {
4020         mouse_mode_tearoff->set_visible (true);
4021         tools_tearoff->set_visible (true);
4022
4023         edit_pane.set_position (pre_maximal_pane_position);
4024
4025         unfullscreen();
4026 }
4027
4028 void
4029 Editor::new_playlists ()
4030 {
4031         begin_reversible_command (_("new playlists"));
4032         mapover_tracks (mem_fun (*this, &Editor::mapped_use_new_playlist));
4033         commit_reversible_command ();
4034 }
4035
4036 void
4037 Editor::copy_playlists ()
4038 {
4039         begin_reversible_command (_("copy playlists"));
4040         mapover_tracks (mem_fun (*this, &Editor::mapped_use_copy_playlist));
4041         commit_reversible_command ();
4042 }
4043
4044 void
4045 Editor::clear_playlists ()
4046 {
4047         begin_reversible_command (_("clear playlists"));
4048         mapover_tracks (mem_fun (*this, &Editor::mapped_clear_playlist));
4049         commit_reversible_command ();
4050 }
4051
4052 void
4053 Editor::mapped_use_new_playlist (RouteTimeAxisView& atv, uint32_t sz)
4054 {
4055         atv.use_new_playlist (sz > 1 ? false : true);
4056 }
4057
4058 void
4059 Editor::mapped_use_copy_playlist (RouteTimeAxisView& atv, uint32_t sz)
4060 {
4061         atv.use_copy_playlist (sz > 1 ? false : true);
4062 }
4063
4064 void
4065 Editor::mapped_clear_playlist (RouteTimeAxisView& atv, uint32_t sz)
4066 {
4067         atv.clear_playlist ();
4068 }
4069
4070 bool
4071 Editor::on_key_press_event (GdkEventKey* ev)
4072 {
4073         return key_press_focus_accelerator_handler (*this, ev);
4074 }
4075