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::atoi;
  95
  96 const double Editor::timebar_height = 15.0;
  97
  98 #include "editor_xpms"
  99
 100 static const gchar *snap_type_strings[] = {
 101         N_("None"),
 102         N_("CD Frames"),
 103         N_("SMPTE Frames"),
 104         N_("SMPTE Seconds"),
 105         N_("SMPTE Minutes"),
 106         N_("Seconds"),
 107         N_("Minutes"),
 108         N_("Beats/32"),
 109         N_("Beats/16"),
 110         N_("Beats/8"),
 111         N_("Beats/4"),
 112         N_("Beats/3"),
 113         N_("Beats"),
 114         N_("Bars"),
 115         N_("Marks"),
 116         N_("Edit Cursor"),
 117         N_("Region starts"),
 118         N_("Region ends"),
 119         N_("Region syncs"),
 120         N_("Region bounds"),
 121         0
 122 };
 123
 124 static const gchar *snap_mode_strings[] = {
 125         N_("Normal Snap"),
 126         N_("Magnetic Snap"),
 127         0
 128 };
 129
 130 static const gchar *zoom_focus_strings[] = {
 131         N_("Left"),
 132         N_("Right"),
 133         N_("Center"),
 134         N_("Playhead"),
 135         N_("Edit Cursor"),
 136         0
 137 };
 138
 139 /* Soundfile  drag-n-drop */
 140
 141 Gdk::Cursor* Editor::cross_hair_cursor = 0;
 142 Gdk::Cursor* Editor::selector_cursor = 0;
 143 Gdk::Cursor* Editor::trimmer_cursor = 0;
 144 Gdk::Cursor* Editor::grabber_cursor = 0;
 145 Gdk::Cursor* Editor::zoom_cursor = 0;
 146 Gdk::Cursor* Editor::time_fx_cursor = 0;
 147 Gdk::Cursor* Editor::fader_cursor = 0;
 148 Gdk::Cursor* Editor::speaker_cursor = 0;
 149 Gdk::Cursor* Editor::wait_cursor = 0;
 150 Gdk::Cursor* Editor::timebar_cursor = 0;
 151
 152 void
 153 show_me_the_size (Requisition* r, const char* what)
 154 {
 155         cerr << "size of " << what << " = " << r->width << " x " << r->height << endl;
 156 }
 157
 158 void
 159 check_adjustment (Gtk::Adjustment* adj)
 160 {
 161         cerr << "CHANGE adj  = "
 162              << adj->get_lower () <<  ' '
 163              << adj->get_upper () <<  ' '
 164              << adj->get_value () <<  ' '
 165              << adj->get_step_increment () <<  ' '
 166              << adj->get_page_increment () <<  ' '
 167              << adj->get_page_size () <<  ' '
 168              << endl;
 169
 170 }
 171
 172 Editor::Editor (AudioEngine& eng)
 173         : engine (eng),
 174
 175           /* time display buttons */
 176
 177           minsec_label (_("Mins:Secs")),
 178           bbt_label (_("Bars:Beats")),
 179           smpte_label (_("SMPTE")),
 180           frame_label (_("Frames")),
 181           tempo_label (_("Tempo")),
 182           meter_label (_("Meter")),
 183           mark_label (_("Location Markers")),
 184           range_mark_label (_("Range Markers")),
 185           transport_mark_label (_("Loop/Punch Ranges")),
 186
 187           edit_packer (3, 3, false),
 188
 189           /* the values here don't matter: layout widgets
 190              reset them as needed.
 191           */
 192
 193           vertical_adjustment (0.0, 0.0, 10.0, 400.0),
 194           horizontal_adjustment (0.0, 0.0, 20.0, 1200.0),
 195
 196           /* tool bar related */
 197
 198           edit_cursor_clock (X_("EditCursorClock"), true),
 199           zoom_range_clock (X_("ZoomRangeClock"), true, true),
 200
 201           toolbar_selection_clock_table (2,3),
 202
 203           automation_mode_button (_("mode")),
 204           global_automation_button (_("automation")),
 205
 206           /* <CMT Additions> */
 207           image_socket_listener(0),
 208           /* </CMT Additions> */
 209
 210           /* nudge */
 211
 212           nudge_clock (X_("NudgeClock"), true, true)
 213
 214 {
 215         constructed = false;
 216
 217         /* we are a singleton */
 218
 219         PublicEditor::_instance = this;
 220
 221         session = 0;
 222
 223         selection = new Selection;
 224         cut_buffer = new Selection;
 225
 226         selection->TimeChanged.connect (mem_fun(*this, &Editor::time_selection_changed));
 227         selection->TracksChanged.connect (mem_fun(*this, &Editor::track_selection_changed));
 228         selection->RegionsChanged.connect (mem_fun(*this, &Editor::region_selection_changed));
 229         selection->PointsChanged.connect (mem_fun(*this, &Editor::point_selection_changed));
 230
 231         clicked_regionview = 0;
 232         clicked_trackview = 0;
 233         clicked_audio_trackview = 0;
 234         clicked_crossfadeview = 0;
 235         clicked_control_point = 0;
 236         latest_regionview = 0;
 237         last_update_frame = 0;
 238         drag_info.item = 0;
 239         current_mixer_strip = 0;
 240         current_bbt_points = 0;
 241
 242         snap_type = SnapToFrame;
 243         set_snap_to (snap_type);
 244         snap_mode = SnapNormal;
 245         set_snap_mode (snap_mode);
 246         snap_threshold = 5.0;
 247         bbt_beat_subdivision = 4;
 248         canvas_width = 0;
 249         canvas_height = 0;
 250         autoscroll_active = false;
 251         autoscroll_timeout_tag = -1;
 252         interthread_progress_window = 0;
 253
 254 #ifdef FFT_ANALYSIS
 255         analysis_window = 0;
 256 #endif
 257
 258         current_interthread_info = 0;
 259         _show_measures = true;
 260         _show_waveforms = true;
 261         _show_waveforms_recording = true;
 262         first_action_message = 0;
 263         export_dialog = 0;
 264         show_gain_after_trim = false;
 265         ignore_route_list_reorder = false;
 266         no_route_list_redisplay = false;
 267         verbose_cursor_on = true;
 268         route_removal = false;
 269         track_spacing = 0;
 270         show_automatic_regions_in_region_list = true;
 271         region_list_sort_type = (Editing::RegionListSortType) 0;
 272         have_pending_keyboard_selection = false;
 273         _follow_playhead = true;
 274         _xfade_visibility = true;
 275         editor_ruler_menu = 0;
 276         no_ruler_shown_update = false;
 277         edit_group_list_menu = 0;
 278         route_list_menu = 0;
 279         region_list_menu = 0;
 280         marker_menu = 0;
 281         range_marker_menu = 0;
 282         marker_menu_item = 0;
 283         tm_marker_menu = 0;
 284         transport_marker_menu = 0;
 285         new_transport_marker_menu = 0;
 286         editor_mixer_strip_width = Wide;
 287         repos_zoom_queued = false;
 288         region_edit_menu_split_item = 0;
 289         temp_location = 0;
 290         region_edit_menu_split_multichannel_item = 0;
 291         leftmost_frame = 0;
 292         ignore_mouse_mode_toggle = false;
 293         current_stepping_trackview = 0;
 294         entered_track = 0;
 295         entered_regionview = 0;
 296         clear_entered_track = false;
 297         _new_regionviews_show_envelope = false;
 298         current_timestretch = 0;
 299         in_edit_group_row_change = false;
 300         last_canvas_frame = 0;
 301         edit_cursor = 0;
 302         playhead_cursor = 0;
 303         button_release_can_deselect = true;
 304
 305         location_marker_color = color_map[cLocationMarker];
 306         location_range_color = color_map[cLocationRange];
 307         location_cd_marker_color = color_map[cLocationCDMarker];
 308         location_loop_color = color_map[cLocationLoop];
 309         location_punch_color = color_map[cLocationPunch];
 310
 311         range_marker_drag_rect = 0;
 312         marker_drag_line = 0;
 313
 314         set_mouse_mode (MouseObject, true);
 315
 316         frames_per_unit = 2048; /* too early to use set_frames_per_unit */
 317         reset_hscrollbar_stepping ();
 318
 319         zoom_focus = ZoomFocusLeft;
 320         set_zoom_focus (ZoomFocusLeft);
 321         zoom_range_clock.ValueChanged.connect (mem_fun(*this, &Editor::zoom_adjustment_changed));
 322
 323         initialize_rulers ();
 324         initialize_canvas ();
 325
 326         edit_controls_vbox.set_spacing (0);
 327         horizontal_adjustment.signal_value_changed().connect (mem_fun(*this, &Editor::canvas_horizontally_scrolled));
 328         vertical_adjustment.signal_value_changed().connect (mem_fun(*this, &Editor::tie_vertical_scrolling));
 329
 330         track_canvas.set_hadjustment (horizontal_adjustment);
 331         track_canvas.set_vadjustment (vertical_adjustment);
 332         time_canvas.set_hadjustment (horizontal_adjustment);
 333
 334         track_canvas.signal_map_event().connect (mem_fun (*this, &Editor::track_canvas_map_handler));
 335         time_canvas.signal_map_event().connect (mem_fun (*this, &Editor::time_canvas_map_handler));
 336
 337         controls_layout.add (edit_controls_vbox);
 338         controls_layout.set_name ("EditControlsBase");
 339         controls_layout.add_events (Gdk::SCROLL_MASK);
 340         controls_layout.signal_scroll_event().connect (mem_fun(*this, &Editor::control_layout_scroll), false);
 341
 342         controls_layout.add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK|Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK);
 343         controls_layout.signal_button_release_event().connect (mem_fun(*this, &Editor::edit_controls_button_release));
 344         controls_layout.signal_size_request().connect (mem_fun (*this, &Editor::controls_layout_size_request));
 345
 346         edit_vscrollbar.set_adjustment (vertical_adjustment);
 347         edit_hscrollbar.set_adjustment (horizontal_adjustment);
 348
 349         edit_hscrollbar.signal_button_press_event().connect (mem_fun(*this, &Editor::hscrollbar_button_press));
 350         edit_hscrollbar.signal_button_release_event().connect (mem_fun(*this, &Editor::hscrollbar_button_release));
 351         edit_hscrollbar.signal_size_allocate().connect (mem_fun(*this, &Editor::hscrollbar_allocate));
 352
 353         build_cursors ();
 354         setup_toolbar ();
 355
 356         edit_cursor_clock.ValueChanged.connect (mem_fun(*this, &Editor::edit_cursor_clock_changed));
 357
 358         time_canvas_vbox.pack_start (*minsec_ruler, false, false);
 359         time_canvas_vbox.pack_start (*smpte_ruler, false, false);
 360         time_canvas_vbox.pack_start (*frames_ruler, false, false);
 361         time_canvas_vbox.pack_start (*bbt_ruler, false, false);
 362         time_canvas_vbox.pack_start (time_canvas, true, true);
 363         time_canvas_vbox.set_size_request (-1, (int)(timebar_height * visible_timebars));
 364
 365         bbt_label.set_name ("EditorTimeButton");
 366         bbt_label.set_size_request (-1, (int)timebar_height);
 367         bbt_label.set_alignment (1.0, 0.5);
 368         bbt_label.set_padding (5,0);
 369         minsec_label.set_name ("EditorTimeButton");
 370         minsec_label.set_size_request (-1, (int)timebar_height);
 371         minsec_label.set_alignment (1.0, 0.5);
 372         minsec_label.set_padding (5,0);
 373         smpte_label.set_name ("EditorTimeButton");
 374         smpte_label.set_size_request (-1, (int)timebar_height);
 375         smpte_label.set_alignment (1.0, 0.5);
 376         smpte_label.set_padding (5,0);
 377         frame_label.set_name ("EditorTimeButton");
 378         frame_label.set_size_request (-1, (int)timebar_height);
 379         frame_label.set_alignment (1.0, 0.5);
 380         frame_label.set_padding (5,0);
 381         tempo_label.set_name ("EditorTimeButton");
 382         tempo_label.set_size_request (-1, (int)timebar_height);
 383         tempo_label.set_alignment (1.0, 0.5);
 384         tempo_label.set_padding (5,0);
 385         meter_label.set_name ("EditorTimeButton");
 386         meter_label.set_size_request (-1, (int)timebar_height);
 387         meter_label.set_alignment (1.0, 0.5);
 388         meter_label.set_padding (5,0);
 389         mark_label.set_name ("EditorTimeButton");
 390         mark_label.set_size_request (-1, (int)timebar_height);
 391         mark_label.set_alignment (1.0, 0.5);
 392         mark_label.set_padding (5,0);
 393         range_mark_label.set_name ("EditorTimeButton");
 394         range_mark_label.set_size_request (-1, (int)timebar_height);
 395         range_mark_label.set_alignment (1.0, 0.5);
 396         range_mark_label.set_padding (5,0);
 397         transport_mark_label.set_name ("EditorTimeButton");
 398         transport_mark_label.set_size_request (-1, (int)timebar_height);
 399         transport_mark_label.set_alignment (1.0, 0.5);
 400         transport_mark_label.set_padding (5,0);
 401
 402         time_button_vbox.pack_start (minsec_label, false, false);
 403         time_button_vbox.pack_start (smpte_label, false, false);
 404         time_button_vbox.pack_start (frame_label, false, false);
 405         time_button_vbox.pack_start (bbt_label, false, false);
 406         time_button_vbox.pack_start (meter_label, false, false);
 407         time_button_vbox.pack_start (tempo_label, false, false);
 408         time_button_vbox.pack_start (mark_label, false, false);
 409
 410         time_button_event_box.add (time_button_vbox);
 411
 412         time_button_event_box.set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 413         time_button_event_box.set_name ("TimebarLabelBase");
 414         time_button_event_box.signal_button_release_event().connect (mem_fun(*this, &Editor::ruler_label_button_release));
 415
 416         /* these enable us to have a dedicated window (for cursor setting, etc.)
 417            for the canvas areas.
 418         */
 419
 420         track_canvas_event_box.add (track_canvas);
 421
 422         time_canvas_event_box.add (time_canvas_vbox);
 423         time_canvas_event_box.set_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK|Gdk::POINTER_MOTION_MASK);
 424
 425         edit_packer.set_col_spacings (0);
 426         edit_packer.set_row_spacings (0);
 427         edit_packer.set_homogeneous (false);
 428         edit_packer.set_border_width (0);
 429         edit_packer.set_name ("EditorWindow");
 430
 431         edit_packer.attach (edit_vscrollbar,         0, 1, 1, 3,    FILL,        FILL|EXPAND, 0, 0);
 432
 433         edit_packer.attach (time_button_event_box,   1, 2, 0, 1,    FILL,        FILL, 0, 0);
 434         edit_packer.attach (time_canvas_event_box,   2, 3, 0, 1,    FILL|EXPAND, FILL, 0, 0);
 435
 436         edit_packer.attach (controls_layout,         1, 2, 1, 2,    FILL,        FILL|EXPAND, 0, 0);
 437         edit_packer.attach (track_canvas_event_box,  2, 3, 1, 2,    FILL|EXPAND, FILL|EXPAND, 0, 0);
 438
 439         edit_packer.attach (edit_hscrollbar,         2, 3, 2, 3,    FILL|EXPAND,  FILL, 0, 0);
 440
 441         bottom_hbox.set_border_width (2);
 442         bottom_hbox.set_spacing (3);
 443
 444         route_display_model = ListStore::create(route_display_columns);
 445         route_list_display.set_model (route_display_model);
 446         route_list_display.append_column (_("Visible"), route_display_columns.visible);
 447         route_list_display.append_column (_("Name"), route_display_columns.text);
 448         route_list_display.get_column (0)->set_data (X_("colnum"), GUINT_TO_POINTER(0));
 449         route_list_display.get_column (1)->set_data (X_("colnum"), GUINT_TO_POINTER(1));
 450         route_list_display.set_headers_visible (true);
 451         route_list_display.set_name ("TrackListDisplay");
 452         route_list_display.get_selection()->set_mode (SELECTION_NONE);
 453         route_list_display.set_reorderable (true);
 454         route_list_display.set_size_request (100,-1);
 455
 456         CellRendererToggle* route_list_visible_cell = dynamic_cast<CellRendererToggle*>(route_list_display.get_column_cell_renderer (0));
 457         route_list_visible_cell->property_activatable() = true;
 458         route_list_visible_cell->property_radio() = false;
 459
 460         route_display_model->signal_row_deleted().connect (mem_fun (*this, &Editor::route_list_delete));
 461         route_display_model->signal_row_changed().connect (mem_fun (*this, &Editor::route_list_change));
 462
 463         route_list_display.signal_button_press_event().connect (mem_fun (*this, &Editor::route_list_display_button_press), false);
 464
 465         route_list_scroller.add (route_list_display);
 466         route_list_scroller.set_policy (POLICY_NEVER, POLICY_AUTOMATIC);
 467
 468         group_model = ListStore::create(group_columns);
 469         edit_group_display.set_model (group_model);
 470         edit_group_display.append_column (_("Name"), group_columns.text);
 471         edit_group_display.append_column (_("Active"), group_columns.is_active);
 472         edit_group_display.append_column (_("Visible"), group_columns.is_visible);
 473         edit_group_display.get_column (0)->set_data (X_("colnum"), GUINT_TO_POINTER(0));
 474         edit_group_display.get_column (1)->set_data (X_("colnum"), GUINT_TO_POINTER(1));
 475         edit_group_display.get_column (2)->set_data (X_("colnum"), GUINT_TO_POINTER(2));
 476         edit_group_display.get_column (0)->set_expand (true);
 477         edit_group_display.get_column (1)->set_expand (false);
 478         edit_group_display.get_column (2)->set_expand (false);
 479         edit_group_display.set_headers_visible (true);
 480
 481         /* name is directly editable */
 482
 483         CellRendererText* name_cell = dynamic_cast<CellRendererText*>(edit_group_display.get_column_cell_renderer (0));
 484         name_cell->property_editable() = true;
 485         name_cell->signal_edited().connect (mem_fun (*this, &Editor::edit_group_name_edit));
 486
 487         /* use checkbox for the active + visible columns */
 488
 489         CellRendererToggle* active_cell = dynamic_cast<CellRendererToggle*>(edit_group_display.get_column_cell_renderer (1));
 490         active_cell->property_activatable() = true;
 491         active_cell->property_radio() = false;
 492
 493         active_cell = dynamic_cast<CellRendererToggle*>(edit_group_display.get_column_cell_renderer (1));
 494         active_cell->property_activatable() = true;
 495         active_cell->property_radio() = false;
 496
 497         edit_group_display.set_name ("EditGroupList");
 498
 499         group_model->signal_row_changed().connect (mem_fun (*this, &Editor::edit_group_row_change));
 500
 501         edit_group_display.set_name ("EditGroupList");
 502         edit_group_display.get_selection()->set_mode (SELECTION_SINGLE);
 503         edit_group_display.set_reorderable (false);
 504         edit_group_display.set_rules_hint (true);
 505         edit_group_display.set_size_request (75, -1);
 506
 507         edit_group_display_scroller.add (edit_group_display);
 508         edit_group_display_scroller.set_policy (POLICY_AUTOMATIC, POLICY_AUTOMATIC);
 509
 510         edit_group_display.signal_button_press_event().connect (mem_fun(*this, &Editor::edit_group_list_button_press_event), false);
 511
 512         VBox* edit_group_display_packer = manage (new VBox());
 513         HButtonBox* edit_group_display_button_box = manage (new HButtonBox());
 514         edit_group_display_button_box->set_homogeneous (true);
 515
 516         Button* edit_group_add_button = manage (new Button ());
 517         Button* edit_group_remove_button = manage (new Button ());
 518
 519         Widget* w;
 520
 521         w = manage (new Image (Stock::ADD, ICON_SIZE_BUTTON));
 522         w->show();
 523         edit_group_add_button->add (*w);
 524
 525         w = manage (new Image (Stock::REMOVE, ICON_SIZE_BUTTON));
 526         w->show();
 527         edit_group_remove_button->add (*w);
 528
 529         edit_group_add_button->signal_clicked().connect (mem_fun (*this, &Editor::new_edit_group));
 530         edit_group_remove_button->signal_clicked().connect (mem_fun (*this, &Editor::remove_selected_edit_group));
 531
 532         edit_group_display_button_box->pack_start (*edit_group_add_button);
 533         edit_group_display_button_box->pack_start (*edit_group_remove_button);
 534
 535         edit_group_display_packer->pack_start (edit_group_display_scroller, true, true);
 536         edit_group_display_packer->pack_start (*edit_group_display_button_box, false, false);
 537
 538         region_list_display.set_size_request (100, -1);
 539         region_list_display.set_name ("RegionListDisplay");
 540
 541         region_list_model = TreeStore::create (region_list_columns);
 542         region_list_model->set_sort_func (0, mem_fun (*this, &Editor::region_list_sorter));
 543         region_list_model->set_sort_column (0, SORT_ASCENDING);
 544
 545         region_list_display.set_model (region_list_model);
 546         region_list_display.append_column (_("Regions"), region_list_columns.name);
 547         region_list_display.set_headers_visible (false);
 548         region_list_display.set_hover_expand (true);
 549
 550         region_list_display.get_selection()->set_select_function (mem_fun (*this, &Editor::region_list_selection_filter));
 551
 552         TreeViewColumn* tv_col = region_list_display.get_column(0);
 553         CellRendererText* renderer = dynamic_cast<CellRendererText*>(region_list_display.get_column_cell_renderer (0));
 554         tv_col->add_attribute(renderer->property_text(), region_list_columns.name);
 555         tv_col->add_attribute(renderer->property_foreground_gdk(), region_list_columns.color_);
 556
 557         region_list_display.get_selection()->set_mode (SELECTION_MULTIPLE);
 558         region_list_display.add_object_drag (region_list_columns.region.index(), "regions");
 559
 560         /* setup DnD handling */
 561
 562         list<TargetEntry> region_list_target_table;
 563
 564         region_list_target_table.push_back (TargetEntry ("text/plain"));
 565         region_list_target_table.push_back (TargetEntry ("text/uri-list"));
 566         region_list_target_table.push_back (TargetEntry ("application/x-rootwin-drop"));
 567
 568         region_list_display.add_drop_targets (region_list_target_table);
 569         region_list_display.signal_drag_data_received().connect (mem_fun(*this, &Editor::region_list_display_drag_data_received));
 570
 571         region_list_scroller.add (region_list_display);
 572         region_list_scroller.set_policy (POLICY_NEVER, POLICY_AUTOMATIC);
 573
 574         region_list_display.signal_key_press_event().connect (mem_fun(*this, &Editor::region_list_display_key_press));
 575         region_list_display.signal_key_release_event().connect (mem_fun(*this, &Editor::region_list_display_key_release));
 576         region_list_display.signal_button_press_event().connect (mem_fun(*this, &Editor::region_list_display_button_press), false);
 577         region_list_display.signal_button_release_event().connect (mem_fun(*this, &Editor::region_list_display_button_release));
 578         region_list_display.get_selection()->signal_changed().connect (mem_fun(*this, &Editor::region_list_selection_changed));
 579         // region_list_display.signal_popup_menu().connect (bind (mem_fun (*this, &Editor::show_region_list_display_context_menu), 1, 0));
 580
 581         named_selection_scroller.add (named_selection_display);
 582         named_selection_scroller.set_policy (POLICY_NEVER, POLICY_AUTOMATIC);
 583
 584         named_selection_model = TreeStore::create (named_selection_columns);
 585         named_selection_display.set_model (named_selection_model);
 586         named_selection_display.append_column (_("Chunks"), named_selection_columns.text);
 587         named_selection_display.set_headers_visible (false);
 588         named_selection_display.set_size_request (100, -1);
 589         named_selection_display.set_name ("RegionListDisplay");
 590
 591         named_selection_display.get_selection()->set_mode (SELECTION_SINGLE);
 592         named_selection_display.set_size_request (100, -1);
 593         named_selection_display.signal_button_press_event().connect (mem_fun(*this, &Editor::named_selection_display_button_press), false);
 594         named_selection_display.get_selection()->signal_changed().connect (mem_fun (*this, &Editor::named_selection_display_selection_changed));
 595
 596         /* SNAPSHOTS */
 597
 598         snapshot_display_model = ListStore::create (snapshot_display_columns);
 599         snapshot_display.set_model (snapshot_display_model);
 600         snapshot_display.append_column (X_("snapshot"), snapshot_display_columns.visible_name);
 601         snapshot_display.set_name ("SnapshotDisplayList");
 602         snapshot_display.set_size_request (75, -1);
 603         snapshot_display.set_headers_visible (false);
 604         snapshot_display.set_reorderable (false);
 605         snapshot_display_scroller.add (snapshot_display);
 606         snapshot_display_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
 607
 608         snapshot_display.get_selection()->signal_changed().connect (mem_fun(*this, &Editor::snapshot_display_selection_changed));
 609         snapshot_display.signal_button_press_event().connect (mem_fun (*this, &Editor::snapshot_display_button_press), false);
 610
 611         Gtk::Label* nlabel;
 612
 613         nlabel = manage (new Label (_("Regions")));
 614         nlabel->set_angle (-90);
 615         the_notebook.append_page (region_list_scroller, *nlabel);
 616         nlabel = manage (new Label (_("Tracks/Busses")));
 617         nlabel->set_angle (-90);
 618         the_notebook.append_page (route_list_scroller, *nlabel);
 619         nlabel = manage (new Label (_("Snapshots")));
 620         nlabel->set_angle (-90);
 621         the_notebook.append_page (snapshot_display_scroller, *nlabel);
 622         nlabel = manage (new Label (_("Edit Groups")));
 623         nlabel->set_angle (-90);
 624         the_notebook.append_page (*edit_group_display_packer, *nlabel);
 625         nlabel = manage (new Label (_("Chunks")));
 626         nlabel->set_angle (-90);
 627         the_notebook.append_page (named_selection_scroller, *nlabel);
 628
 629         the_notebook.set_show_tabs (true);
 630         the_notebook.set_scrollable (true);
 631         the_notebook.popup_enable ();
 632         the_notebook.set_tab_pos (Gtk::POS_RIGHT);
 633
 634         edit_pane.pack1 (edit_packer, true, true);
 635         edit_pane.pack2 (the_notebook, false, true);
 636
 637         edit_pane.signal_size_allocate().connect (bind (mem_fun(*this, &Editor::pane_allocation_handler), static_cast<Paned*> (&edit_pane)));
 638
 639         top_hbox.pack_start (toolbar_frame, true, true);
 640
 641         HBox *hbox = manage (new HBox);
 642         hbox->pack_start (edit_pane, true, true);
 643
 644         global_vpacker.pack_start (top_hbox, false, false);
 645         global_vpacker.pack_start (*hbox, true, true);
 646
 647         global_hpacker.pack_start (global_vpacker, true, true);
 648
 649         set_name ("EditorWindow");
 650         add_accel_group (ActionManager::ui_manager->get_accel_group());
 651
 652         vpacker.pack_end (global_hpacker, true, true);
 653
 654         /* register actions now so that set_state() can find them and set toggles/checks etc */
 655
 656         register_actions ();
 657
 658         XMLNode* node = ARDOUR_UI::instance()->editor_settings();
 659         set_state (*node);
 660
 661         _playlist_selector = new PlaylistSelector();
 662         _playlist_selector->signal_delete_event().connect (bind (sigc::ptr_fun (just_hide_it), static_cast<Window *> (_playlist_selector)));
 663
 664         RegionView::RegionViewGoingAway.connect (mem_fun(*this, &Editor::catch_vanishing_regionview));
 665
 666         /* nudge stuff */
 667
 668         nudge_forward_button.add (*(manage (new Image (::get_icon("nudge_right")))));
 669         nudge_backward_button.add (*(manage (new Image (::get_icon("nudge_left")))));
 670
 671         ARDOUR_UI::instance()->tooltips().set_tip (nudge_forward_button, _("Nudge Region/Selection Forwards"));
 672         ARDOUR_UI::instance()->tooltips().set_tip (nudge_backward_button, _("Nudge Region/Selection Backwards"));
 673
 674         nudge_forward_button.set_name ("TransportButton");
 675         nudge_backward_button.set_name ("TransportButton");
 676
 677         fade_context_menu.set_name ("ArdourContextMenu");
 678
 679         set_title (_("ardour: editor"));
 680         set_wmclass (_("ardour_editor"), "Ardour");
 681
 682         add (vpacker);
 683         add_events (Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK);
 684
 685         signal_configure_event().connect (mem_fun (*ARDOUR_UI::instance(), &ARDOUR_UI::configure_handler));
 686         signal_delete_event().connect (mem_fun (*ARDOUR_UI::instance(), &ARDOUR_UI::exit_on_main_window_close));
 687
 688         /* allow external control surfaces/protocols to do various things */
 689
 690         ControlProtocol::ZoomToSession.connect (mem_fun (*this, &Editor::temporal_zoom_session));
 691         ControlProtocol::ZoomIn.connect (bind (mem_fun (*this, &Editor::temporal_zoom_step), false));
 692         ControlProtocol::ZoomOut.connect (bind (mem_fun (*this, &Editor::temporal_zoom_step), true));
 693         ControlProtocol::ScrollTimeline.connect (mem_fun (*this, &Editor::control_scroll));
 694
 695         Config->ParameterChanged.connect (mem_fun (*this, &Editor::parameter_changed));
 696
 697         constructed = true;
 698         instant_save ();
 699 }
 700
 701 Editor::~Editor()
 702 {
 703         /* <CMT Additions> */
 704         if(image_socket_listener)
 705         {
 706                 if(image_socket_listener->is_connected())
 707                 {
 708                         image_socket_listener->close_connection() ;
 709                 }
 710
 711                 delete image_socket_listener ;
 712                 image_socket_listener = 0 ;
 713         }
 714         /* </CMT Additions> */
 715 }
 716
 717 void
 718 Editor::add_toplevel_controls (Container& cont)
 719 {
 720         vpacker.pack_start (cont, false, false);
 721         cont.show_all ();
 722 }
 723
 724 void
 725 Editor::catch_vanishing_regionview (RegionView *rv)
 726 {
 727         /* note: the selection will take care of the vanishing
 728            audioregionview by itself.
 729         */
 730
 731         if (clicked_regionview == rv) {
 732                 clicked_regionview = 0;
 733         }
 734
 735         if (entered_regionview == rv) {
 736                 set_entered_regionview (0);
 737         }
 738 }
 739
 740 void
 741 Editor::set_entered_regionview (RegionView* rv)
 742 {
 743         if (rv == entered_regionview) {
 744                 return;
 745         }
 746
 747         if (entered_regionview) {
 748                 entered_regionview->exited ();
 749         }
 750
 751         if ((entered_regionview = rv) != 0) {
 752                 entered_regionview->entered ();
 753         }
 754 }
 755
 756 void
 757 Editor::set_entered_track (TimeAxisView* tav)
 758 {
 759         if (entered_track) {
 760                 entered_track->exited ();
 761         }
 762
 763         if ((entered_track = tav) != 0) {
 764                 entered_track->entered ();
 765         }
 766 }
 767
 768 void
 769 Editor::show_window ()
 770 {
 771         show_all ();
 772         present ();
 773
 774         /* now reset all audio_time_axis heights, because widgets might need
 775            to be re-hidden
 776         */
 777
 778         TimeAxisView *tv;
 779
 780         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 781                 tv = (static_cast<TimeAxisView*>(*i));
 782                 tv->reset_height ();
 783         }
 784 }
 785
 786 void
 787 Editor::tie_vertical_scrolling ()
 788 {
 789         double y1 = vertical_adjustment.get_value();
 790         controls_layout.get_vadjustment()->set_value (y1);
 791         playhead_cursor->set_y_axis(y1);
 792         edit_cursor->set_y_axis(y1);
 793 }
 794
 795 void
 796 Editor::set_frames_per_unit (double fpu)
 797 {
 798         nframes_t frames;
 799
 800         if (fpu == frames_per_unit) {
 801                 return;
 802         }
 803
 804         if (fpu < 2.0) {
 805                 fpu = 2.0;
 806         }
 807
 808         // convert fpu to frame count
 809
 810         frames = (nframes_t) floor (fpu * canvas_width);
 811
 812         /* don't allow zooms that fit more than the maximum number
 813            of frames into an 800 pixel wide space.
 814         */
 815
 816         if (max_frames / fpu < 800.0) {
 817                 return;
 818         }
 819
 820         if (fpu == frames_per_unit) {
 821                 return;
 822         }
 823
 824         frames_per_unit = fpu;
 825
 826         if (frames != zoom_range_clock.current_duration()) {
 827                 zoom_range_clock.set (frames);
 828         }
 829
 830         if (mouse_mode == MouseRange && selection->time.start () != selection->time.end_frame ()) {
 831                 if (!selection->tracks.empty()) {
 832                         for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
 833                                 (*i)->reshow_selection (selection->time);
 834                         }
 835                 } else {
 836                         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 837                                 (*i)->reshow_selection (selection->time);
 838                         }
 839                 }
 840         }
 841
 842         ZoomChanged (); /* EMIT_SIGNAL */
 843
 844         reset_hscrollbar_stepping ();
 845         reset_scrolling_region ();
 846
 847         if (edit_cursor) edit_cursor->set_position (edit_cursor->current_frame);
 848         if (playhead_cursor) playhead_cursor->set_position (playhead_cursor->current_frame);
 849
 850         instant_save ();
 851
 852 }
 853
 854 void
 855 Editor::instant_save ()
 856 {
 857         if (!constructed || !ARDOUR_UI::instance()->session_loaded) {
 858                 return;
 859         }
 860
 861         if (session) {
 862                 session->add_instant_xml(get_state(), session->path());
 863         } else {
 864                 Config->add_instant_xml(get_state(), get_user_ardour_path());
 865         }
 866 }
 867
 868 void
 869 Editor::reposition_x_origin (nframes_t frame)
 870 {
 871         if (frame != leftmost_frame) {
 872                 leftmost_frame = frame;
 873
 874                 nframes_t rightmost_frame = leftmost_frame + current_page_frames ();
 875
 876                 if (rightmost_frame > last_canvas_frame) {
 877                         last_canvas_frame = rightmost_frame;
 878                         reset_scrolling_region ();
 879                 }
 880
 881                 horizontal_adjustment.set_value (frame/frames_per_unit);
 882         } else {
 883                 update_fixed_rulers();
 884                 tempo_map_changed (Change (0));
 885         }
 886 }
 887
 888 void
 889 Editor::edit_cursor_clock_changed()
 890 {
 891         if (edit_cursor->current_frame != edit_cursor_clock.current_time()) {
 892                 edit_cursor->set_position (edit_cursor_clock.current_time());
 893         }
 894 }
 895
 896
 897 void
 898 Editor::zoom_adjustment_changed ()
 899 {
 900         if (session == 0) {
 901                 return;
 902         }
 903
 904         double fpu = zoom_range_clock.current_duration() / canvas_width;
 905
 906         if (fpu < 1.0) {
 907                 fpu = 1.0;
 908                 zoom_range_clock.set ((nframes_t) floor (fpu * canvas_width));
 909         } else if (fpu > session->current_end_frame() / canvas_width) {
 910                 fpu = session->current_end_frame() / canvas_width;
 911                 zoom_range_clock.set ((nframes_t) floor (fpu * canvas_width));
 912         }
 913
 914         temporal_zoom (fpu);
 915 }
 916
 917 void
 918 Editor::control_scroll (float fraction)
 919 {
 920         ENSURE_GUI_THREAD(bind (mem_fun (*this, &Editor::control_scroll), fraction));
 921
 922         if (!session) {
 923                 return;
 924         }
 925
 926         double step = fraction * current_page_frames();
 927         nframes_t target;
 928
 929         if ((fraction < 0.0f) && (session->transport_frame() < (nframes_t) fabs(step))) {
 930                 target = 0;
 931         } else if ((fraction > 0.0f) && (max_frames - session->transport_frame() < step)) {
 932                 target = (max_frames - (current_page_frames()*2)); // allow room for slop in where the PH is on the screen
 933         } else {
 934                 target = (session->transport_frame() + (nframes_t) floor ((fraction * current_page_frames())));
 935         }
 936
 937         /* move visuals, we'll catch up with it later */
 938
 939         playhead_cursor->set_position (target);
 940
 941         if (target > (current_page_frames() / 2)) {
 942                 /* try to center PH in window */
 943                 reposition_x_origin (target - (current_page_frames()/2));
 944         } else {
 945                 reposition_x_origin (0);
 946         }
 947
 948         /* cancel the existing */
 949
 950         control_scroll_connection.disconnect ();
 951
 952         /* add the next one */
 953
 954         control_scroll_connection = Glib::signal_timeout().connect (bind (mem_fun (*this, &Editor::deferred_control_scroll), target), 50);
 955 }
 956
 957 bool
 958 Editor::deferred_control_scroll (nframes_t target)
 959 {
 960         session->request_locate (target);
 961         return false;
 962 }
 963
 964 void
 965 Editor::canvas_horizontally_scrolled ()
 966 {
 967
 968         leftmost_frame = (nframes_t) floor (horizontal_adjustment.get_value() * frames_per_unit);
 969         update_fixed_rulers ();
 970         tempo_map_changed (Change (0));
 971
 972 }
 973
 974 void
 975 Editor::reposition_and_zoom (nframes_t frame, double nfpu)
 976 {
 977         if (!repos_zoom_queued) {
 978                 repos_zoom_queued = true;
 979                 Glib::signal_idle().connect (bind (mem_fun(*this, &Editor::deferred_reposition_and_zoom), frame, nfpu));
 980         }
 981 }
 982
 983 gint
 984 Editor::deferred_reposition_and_zoom (nframes_t frame, double nfpu)
 985 {
 986
 987         set_frames_per_unit (nfpu);
 988         reposition_x_origin  (frame);
 989         repos_zoom_queued = false;
 990
 991         return FALSE;
 992 }
 993
 994 void
 995 Editor::on_realize ()
 996 {
 997         Window::on_realize ();
 998         Realized ();
 999 }
1000
1001 void
1002 Editor::start_scrolling ()
1003 {
1004         scroll_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect
1005                 (mem_fun(*this, &Editor::update_current_screen));
1006 }
1007
1008 void
1009 Editor::stop_scrolling ()
1010 {
1011         scroll_connection.disconnect ();
1012 }
1013
1014 void
1015 Editor::map_position_change (nframes_t frame)
1016 {
1017         ENSURE_GUI_THREAD (bind (mem_fun(*this, &Editor::map_position_change), frame));
1018
1019         if (session == 0 || !_follow_playhead) {
1020                 return;
1021         }
1022
1023         center_screen (frame);
1024         playhead_cursor->set_position (frame);
1025 }
1026
1027 void
1028 Editor::center_screen (nframes_t frame)
1029 {
1030         double page = canvas_width * frames_per_unit;
1031
1032         /* if we're off the page, then scroll.
1033          */
1034
1035         if (frame < leftmost_frame || frame >= leftmost_frame + page) {
1036                 center_screen_internal (frame, page);
1037         }
1038 }
1039
1040 void
1041 Editor::center_screen_internal (nframes_t frame, float page)
1042 {
1043         page /= 2;
1044
1045         if (frame > page) {
1046                 frame -= (nframes_t) page;
1047         } else {
1048                 frame = 0;
1049         }
1050
1051     reposition_x_origin (frame);
1052 }
1053
1054 void
1055 Editor::handle_new_duration ()
1056 {
1057         ENSURE_GUI_THREAD (mem_fun (*this, &Editor::handle_new_duration));
1058
1059         nframes_t new_end = session->get_maximum_extent() + (nframes_t) floorf (current_page_frames() * 0.10f);
1060
1061         if (new_end > last_canvas_frame) {
1062                 last_canvas_frame = new_end;
1063                 reset_scrolling_region ();
1064         }
1065
1066         horizontal_adjustment.set_value (leftmost_frame/frames_per_unit);
1067 }
1068
1069 void
1070 Editor::update_title_s (const string & snap_name)
1071 {
1072         ENSURE_GUI_THREAD(bind (mem_fun(*this, &Editor::update_title_s), snap_name));
1073
1074         update_title ();
1075 }
1076
1077 void
1078 Editor::update_title ()
1079 {
1080         ENSURE_GUI_THREAD (mem_fun(*this, &Editor::update_title));
1081
1082         if (session) {
1083                 bool dirty = session->dirty();
1084
1085                 string wintitle = _("ardour: editor: ");
1086
1087                 if (dirty) {
1088                         wintitle += '[';
1089                 }
1090
1091                 wintitle += session->name();
1092
1093                 if (session->snap_name() != session->name()) {
1094                         wintitle += ':';
1095                         wintitle += session->snap_name();
1096                 }
1097
1098                 if (dirty) {
1099                         wintitle += ']';
1100                 }
1101
1102                 set_title (wintitle);
1103         }
1104 }
1105
1106 void
1107 Editor::connect_to_session (Session *t)
1108 {
1109         session = t;
1110
1111         if (first_action_message) {
1112                 first_action_message->hide();
1113         }
1114
1115         update_title ();
1116
1117         session->GoingAway.connect (mem_fun(*this, &Editor::session_going_away));
1118
1119         /* These signals can all be emitted by a non-GUI thread. Therefore the
1120            handlers for them must not attempt to directly interact with the GUI,
1121            but use Gtkmm2ext::UI::instance()->call_slot();
1122         */
1123
1124         session_connections.push_back (session->TransportStateChange.connect (mem_fun(*this, &Editor::map_transport_state)));
1125         session_connections.push_back (session->PositionChanged.connect (mem_fun(*this, &Editor::map_position_change)));
1126         session_connections.push_back (session->RouteAdded.connect (mem_fun(*this, &Editor::handle_new_route)));
1127         session_connections.push_back (session->AudioRegionAdded.connect (mem_fun(*this, &Editor::handle_new_audio_region)));
1128         session_connections.push_back (session->AudioRegionRemoved.connect (mem_fun(*this, &Editor::handle_audio_region_removed)));
1129         session_connections.push_back (session->DurationChanged.connect (mem_fun(*this, &Editor::handle_new_duration)));
1130         session_connections.push_back (session->edit_group_added.connect (mem_fun(*this, &Editor::add_edit_group)));
1131         session_connections.push_back (session->edit_group_removed.connect (mem_fun(*this, &Editor::edit_groups_changed)));
1132         session_connections.push_back (session->NamedSelectionAdded.connect (mem_fun(*this, &Editor::handle_new_named_selection)));
1133         session_connections.push_back (session->NamedSelectionRemoved.connect (mem_fun(*this, &Editor::handle_new_named_selection)));
1134         session_connections.push_back (session->DirtyChanged.connect (mem_fun(*this, &Editor::update_title)));
1135         session_connections.push_back (session->StateSaved.connect (mem_fun(*this, &Editor::update_title_s)));
1136         session_connections.push_back (session->AskAboutPlaylistDeletion.connect (mem_fun(*this, &Editor::playlist_deletion_dialog)));
1137         session_connections.push_back (session->RegionHiddenChange.connect (mem_fun(*this, &Editor::region_hidden)));
1138
1139         session_connections.push_back (session->SMPTEOffsetChanged.connect (mem_fun(*this, &Editor::update_just_smpte)));
1140
1141         session_connections.push_back (session->tempo_map().StateChanged.connect (mem_fun(*this, &Editor::tempo_map_changed)));
1142
1143         edit_groups_changed ();
1144
1145         edit_cursor_clock.set_session (session);
1146         zoom_range_clock.set_session (session);
1147         _playlist_selector->set_session (session);
1148         nudge_clock.set_session (session);
1149
1150 #ifdef FFT_ANALYSIS
1151         if (analysis_window != 0)
1152                 analysis_window->set_session (session);
1153 #endif
1154
1155         Location* loc = session->locations()->auto_loop_location();
1156         if (loc == 0) {
1157                 loc = new Location (0, session->current_end_frame(), _("Loop"),(Location::Flags) (Location::IsAutoLoop | Location::IsHidden));
1158                 if (loc->start() == loc->end()) {
1159                         loc->set_end (loc->start() + 1);
1160                 }
1161                 session->locations()->add (loc, false);
1162                 session->set_auto_loop_location (loc);
1163         }
1164         else {
1165                 // force name
1166                 loc->set_name (_("Loop"));
1167         }
1168
1169         loc = session->locations()->auto_punch_location();
1170         if (loc == 0) {
1171                 loc = new Location (0, session->current_end_frame(), _("Punch"), (Location::Flags) (Location::IsAutoPunch | Location::IsHidden));
1172                 if (loc->start() == loc->end()) {
1173                         loc->set_end (loc->start() + 1);
1174                 }
1175                 session->locations()->add (loc, false);
1176                 session->set_auto_punch_location (loc);
1177         }
1178         else {
1179                 // force name
1180                 loc->set_name (_("Punch"));
1181         }
1182
1183         Config->map_parameters (mem_fun (*this, &Editor::parameter_changed));
1184
1185         session->StateSaved.connect (mem_fun(*this, &Editor::session_state_saved));
1186
1187         refresh_location_display ();
1188         session->locations()->added.connect (mem_fun(*this, &Editor::add_new_location));
1189         session->locations()->removed.connect (mem_fun(*this, &Editor::location_gone));
1190         session->locations()->changed.connect (mem_fun(*this, &Editor::refresh_location_display));
1191         session->locations()->StateChanged.connect (mem_fun(*this, &Editor::refresh_location_display_s));
1192         session->locations()->end_location()->changed.connect (mem_fun(*this, &Editor::end_location_changed));
1193
1194         handle_new_duration ();
1195
1196         redisplay_regions ();
1197         redisplay_named_selections ();
1198         redisplay_snapshots ();
1199
1200         initial_route_list_display ();
1201
1202         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
1203                 (static_cast<TimeAxisView*>(*i))->set_samples_per_unit (frames_per_unit);
1204         }
1205
1206         /* ::reposition_x_origin() doesn't work right here, since the old
1207            position may be zero already, and it does nothing in such
1208            circumstances.
1209         */
1210
1211         leftmost_frame = 0;
1212
1213         horizontal_adjustment.set_value (0);
1214
1215         restore_ruler_visibility ();
1216         //tempo_map_changed (Change (0));
1217         session->tempo_map().apply_with_metrics (*this, &Editor::draw_metric_marks);
1218
1219         edit_cursor->set_position (0);
1220         playhead_cursor->set_position (0);
1221
1222         start_scrolling ();
1223
1224         XMLNode* node = ARDOUR_UI::instance()->editor_settings();
1225         set_state (*node);
1226
1227         /* don't show master bus in a new session */
1228
1229         if (ARDOUR_UI::instance()->session_is_new ()) {
1230
1231                 TreeModel::Children rows = route_display_model->children();
1232                 TreeModel::Children::iterator i;
1233
1234                 no_route_list_redisplay = true;
1235
1236                 for (i = rows.begin(); i != rows.end(); ++i) {
1237                         TimeAxisView *tv =  (*i)[route_display_columns.tv];
1238                         AudioTimeAxisView *atv;
1239
1240                         if ((atv = dynamic_cast<AudioTimeAxisView*>(tv)) != 0) {
1241                                 if (atv->route()->master()) {
1242                                         route_list_display.get_selection()->unselect (i);
1243                                 }
1244                         }
1245                 }
1246
1247                 no_route_list_redisplay = false;
1248                 redisplay_route_list ();
1249         }
1250
1251         /* register for undo history */
1252
1253         session->register_with_memento_command_factory(_id, this);
1254 }
1255
1256 void
1257 Editor::build_cursors ()
1258 {
1259         using namespace Gdk;
1260
1261         Gdk::Color mbg ("#000000" ); /* Black */
1262         Gdk::Color mfg ("#0000ff" ); /* Blue. */
1263
1264         {
1265                 RefPtr<Bitmap> source, mask;
1266                 source = Bitmap::create (mag_bits, mag_width, mag_height);
1267                 mask = Bitmap::create (magmask_bits, mag_width, mag_height);
1268                 zoom_cursor = new Gdk::Cursor (source, mask, mfg, mbg, mag_x_hot, mag_y_hot);
1269         }
1270
1271         Gdk::Color fbg ("#ffffff" );
1272         Gdk::Color ffg  ("#000000" );
1273
1274         {
1275                 RefPtr<Bitmap> source, mask;
1276
1277                 source = Bitmap::create (fader_cursor_bits, fader_cursor_width, fader_cursor_height);
1278                 mask = Bitmap::create (fader_cursor_mask_bits, fader_cursor_width, fader_cursor_height);
1279                 fader_cursor = new Gdk::Cursor (source, mask, ffg, fbg, fader_cursor_x_hot, fader_cursor_y_hot);
1280         }
1281
1282         {
1283                 RefPtr<Bitmap> source, mask;
1284                 source = Bitmap::create (speaker_cursor_bits, speaker_cursor_width, speaker_cursor_height);
1285                 mask = Bitmap::create (speaker_cursor_mask_bits, speaker_cursor_width, speaker_cursor_height);
1286                 speaker_cursor = new Gdk::Cursor (source, mask, ffg, fbg, speaker_cursor_x_hot, speaker_cursor_y_hot);
1287         }
1288
1289         grabber_cursor = new Gdk::Cursor (HAND2);
1290         cross_hair_cursor = new Gdk::Cursor (CROSSHAIR);
1291         trimmer_cursor =  new Gdk::Cursor (SB_H_DOUBLE_ARROW);
1292         selector_cursor = new Gdk::Cursor (XTERM);
1293         time_fx_cursor = new Gdk::Cursor (SIZING);
1294         wait_cursor = new Gdk::Cursor  (WATCH);
1295         timebar_cursor = new Gdk::Cursor(LEFT_PTR);
1296 }
1297
1298 void
1299 Editor::popup_fade_context_menu (int button, int32_t time, ArdourCanvas::Item* item, ItemType item_type)
1300 {
1301         using namespace Menu_Helpers;
1302         AudioRegionView* arv = static_cast<AudioRegionView*> (item->get_data ("regionview"));
1303
1304         if (arv == 0) {
1305                 fatal << _("programming error: fade in canvas item has no regionview data pointer!") << endmsg;
1306                 /*NOTREACHED*/
1307         }
1308
1309         MenuList& items (fade_context_menu.items());
1310         AudioRegion& ar (*arv->audio_region().get()); // FIXME
1311
1312         items.clear ();
1313
1314         switch (item_type) {
1315         case FadeInItem:
1316         case FadeInHandleItem:
1317                 if (arv->audio_region()->fade_in_active()) {
1318                         items.push_back (MenuElem (_("Deactivate"), bind (mem_fun (*arv, &AudioRegionView::set_fade_in_active), false)));
1319                 } else {
1320                         items.push_back (MenuElem (_("Activate"), bind (mem_fun (*arv, &AudioRegionView::set_fade_in_active), true)));
1321                 }
1322
1323                 items.push_back (SeparatorElem());
1324
1325                 items.push_back (MenuElem (_("Linear"), bind (mem_fun (ar, &AudioRegion::set_fade_in_shape), AudioRegion::Linear)));
1326                 items.push_back (MenuElem (_("Slowest"), bind (mem_fun (ar, &AudioRegion::set_fade_in_shape), AudioRegion::LogB)));
1327                 items.push_back (MenuElem (_("Slow"), bind (mem_fun (ar, &AudioRegion::set_fade_in_shape), AudioRegion::Fast)));
1328                 items.push_back (MenuElem (_("Fast"), bind (mem_fun (ar, &AudioRegion::set_fade_in_shape), AudioRegion::LogA)));
1329                 items.push_back (MenuElem (_("Fastest"), bind (mem_fun (ar, &AudioRegion::set_fade_in_shape), AudioRegion::Slow)));
1330                 break;
1331
1332         case FadeOutItem:
1333         case FadeOutHandleItem:
1334                 if (arv->audio_region()->fade_out_active()) {
1335                         items.push_back (MenuElem (_("Deactivate"), bind (mem_fun (*arv, &AudioRegionView::set_fade_out_active), false)));
1336                 } else {
1337                         items.push_back (MenuElem (_("Activate"), bind (mem_fun (*arv, &AudioRegionView::set_fade_out_active), true)));
1338                 }
1339
1340                 items.push_back (SeparatorElem());
1341
1342                 items.push_back (MenuElem (_("Linear"), bind (mem_fun (ar, &AudioRegion::set_fade_out_shape), AudioRegion::Linear)));
1343                 items.push_back (MenuElem (_("Slowest"), bind (mem_fun (ar, &AudioRegion::set_fade_out_shape), AudioRegion::Fast)));
1344                 items.push_back (MenuElem (_("Slow"), bind (mem_fun (ar, &AudioRegion::set_fade_out_shape), AudioRegion::LogB)));
1345                 items.push_back (MenuElem (_("Fast"), bind (mem_fun (ar, &AudioRegion::set_fade_out_shape), AudioRegion::LogA)));
1346                 items.push_back (MenuElem (_("Fastest"), bind (mem_fun (ar, &AudioRegion::set_fade_out_shape), AudioRegion::Slow)));
1347
1348                 break;
1349         default:
1350                 fatal << _("programming error: ")
1351                       << X_("non-fade canvas item passed to popup_fade_context_menu()")
1352                       << endmsg;
1353                 /*NOTREACHED*/
1354         }
1355
1356         fade_context_menu.popup (button, time);
1357 }
1358
1359 void
1360 Editor::popup_track_context_menu (int button, int32_t time, ItemType item_type, bool with_selection, nframes_t frame)
1361 {
1362         using namespace Menu_Helpers;
1363         Menu* (Editor::*build_menu_function)(nframes_t);
1364         Menu *menu;
1365
1366         switch (item_type) {
1367         case RegionItem:
1368         case RegionViewName:
1369         case RegionViewNameHighlight:
1370                 if (with_selection) {
1371                         build_menu_function = &Editor::build_track_selection_context_menu;
1372                 } else {
1373                         build_menu_function = &Editor::build_track_region_context_menu;
1374                 }
1375                 break;
1376
1377         case SelectionItem:
1378                 if (with_selection) {
1379                         build_menu_function = &Editor::build_track_selection_context_menu;
1380                 } else {
1381                         build_menu_function = &Editor::build_track_context_menu;
1382                 }
1383                 break;
1384
1385         case CrossfadeViewItem:
1386                 build_menu_function = &Editor::build_track_crossfade_context_menu;
1387                 break;
1388
1389         case StreamItem:
1390                 if (clicked_audio_trackview->get_diskstream()) {
1391                         build_menu_function = &Editor::build_track_context_menu;
1392                 } else {
1393                         build_menu_function = &Editor::build_track_bus_context_menu;
1394                 }
1395                 break;
1396
1397         default:
1398                 /* probably shouldn't happen but if it does, we don't care */
1399                 return;
1400         }
1401
1402         menu = (this->*build_menu_function)(frame);
1403         menu->set_name ("ArdourContextMenu");
1404
1405         /* now handle specific situations */
1406
1407         switch (item_type) {
1408         case RegionItem:
1409         case RegionViewName:
1410         case RegionViewNameHighlight:
1411                 if (!with_selection) {
1412                         if (region_edit_menu_split_item) {
1413                                 if (clicked_regionview && clicked_regionview->region()->covers (edit_cursor->current_frame)) {
1414                                         ActionManager::set_sensitive (ActionManager::edit_cursor_in_region_sensitive_actions, true);
1415                                 } else {
1416                                         ActionManager::set_sensitive (ActionManager::edit_cursor_in_region_sensitive_actions, false);
1417                                 }
1418                         }
1419                         /*
1420                         if (region_edit_menu_split_multichannel_item) {
1421                                 if (clicked_regionview && clicked_regionview->region().n_channels() > 1) {
1422                                         // GTK2FIX find the action, change its sensitivity
1423                                         // region_edit_menu_split_multichannel_item->set_sensitive (true);
1424                                 } else {
1425                                         // GTK2FIX see above
1426                                         // region_edit_menu_split_multichannel_item->set_sensitive (false);
1427                                 }
1428                         }*/
1429                 }
1430                 break;
1431
1432         case SelectionItem:
1433                 break;
1434
1435         case CrossfadeViewItem:
1436                 break;
1437
1438         case StreamItem:
1439                 break;
1440
1441         default:
1442                 /* probably shouldn't happen but if it does, we don't care */
1443                 return;
1444         }
1445
1446         if (clicked_audio_trackview && clicked_audio_trackview->audio_track()) {
1447
1448                 /* Bounce to disk */
1449
1450                 using namespace Menu_Helpers;
1451                 MenuList& edit_items  = menu->items();
1452
1453                 edit_items.push_back (SeparatorElem());
1454
1455                 switch (clicked_audio_trackview->audio_track()->freeze_state()) {
1456                 case AudioTrack::NoFreeze:
1457                         edit_items.push_back (MenuElem (_("Freeze"), mem_fun(*this, &Editor::freeze_route)));
1458                         break;
1459
1460                 case AudioTrack::Frozen:
1461                         edit_items.push_back (MenuElem (_("Unfreeze"), mem_fun(*this, &Editor::unfreeze_route)));
1462                         break;
1463
1464                 case AudioTrack::UnFrozen:
1465                         edit_items.push_back (MenuElem (_("Freeze"), mem_fun(*this, &Editor::freeze_route)));
1466                         break;
1467                 }
1468
1469         }
1470
1471         menu->popup (button, time);
1472 }
1473
1474 Menu*
1475 Editor::build_track_context_menu (nframes_t ignored)
1476 {
1477         using namespace Menu_Helpers;
1478
1479         MenuList& edit_items = track_context_menu.items();
1480         edit_items.clear();
1481
1482         add_dstream_context_items (edit_items);
1483         return &track_context_menu;
1484 }
1485
1486 Menu*
1487 Editor::build_track_bus_context_menu (nframes_t ignored)
1488 {
1489         using namespace Menu_Helpers;
1490
1491         MenuList& edit_items = track_context_menu.items();
1492         edit_items.clear();
1493
1494         add_bus_context_items (edit_items);
1495         return &track_context_menu;
1496 }
1497
1498 Menu*
1499 Editor::build_track_region_context_menu (nframes_t frame)
1500 {
1501         using namespace Menu_Helpers;
1502         MenuList& edit_items  = track_region_context_menu.items();
1503         edit_items.clear();
1504
1505         AudioTimeAxisView* atv = dynamic_cast<AudioTimeAxisView*> (clicked_trackview);
1506
1507         if (atv) {
1508                 boost::shared_ptr<Diskstream> ds;
1509                 Playlist* pl;
1510
1511                 if ((ds = atv->get_diskstream()) && ((pl = ds->playlist()))) {
1512                         Playlist::RegionList* regions = pl->regions_at ((nframes_t) floor ( (double)frame * ds->speed()));
1513                         for (Playlist::RegionList::iterator i = regions->begin(); i != regions->end(); ++i) {
1514                                 add_region_context_items (atv->audio_view(), (*i), edit_items);
1515                         }
1516                         delete regions;
1517                 }
1518         }
1519
1520         add_dstream_context_items (edit_items);
1521
1522         return &track_region_context_menu;
1523 }
1524
1525 Menu*
1526 Editor::build_track_crossfade_context_menu (nframes_t frame)
1527 {
1528         using namespace Menu_Helpers;
1529         MenuList& edit_items  = track_crossfade_context_menu.items();
1530         edit_items.clear ();
1531
1532         AudioTimeAxisView* atv = dynamic_cast<AudioTimeAxisView*> (clicked_trackview);
1533
1534         if (atv) {
1535                 boost::shared_ptr<Diskstream> ds;
1536                 Playlist* pl;
1537                 AudioPlaylist* apl;
1538
1539                 if ((ds = atv->get_diskstream()) && ((pl = ds->playlist()) != 0) && ((apl = dynamic_cast<AudioPlaylist*> (pl)) != 0)) {
1540
1541                         Playlist::RegionList* regions = pl->regions_at (frame);
1542                         AudioPlaylist::Crossfades xfades;
1543
1544                         apl->crossfades_at (frame, xfades);
1545
1546                         bool many = xfades.size() > 1;
1547
1548                         for (AudioPlaylist::Crossfades::iterator i = xfades.begin(); i != xfades.end(); ++i) {
1549                                 add_crossfade_context_items (atv->audio_view(), (*i), edit_items, many);
1550                         }
1551
1552                         for (Playlist::RegionList::iterator i = regions->begin(); i != regions->end(); ++i) {
1553                                 add_region_context_items (atv->audio_view(), (*i), edit_items);
1554                         }
1555
1556                         delete regions;
1557                 }
1558         }
1559
1560         add_dstream_context_items (edit_items);
1561
1562         return &track_crossfade_context_menu;
1563 }
1564
1565 #ifdef FFT_ANALYSIS
1566 void
1567 Editor::analyze_region_selection()
1568 {
1569         if (analysis_window == 0) {
1570                 analysis_window = new AnalysisWindow();
1571
1572                 if (session != 0)
1573                         analysis_window->set_session(session);
1574
1575                 analysis_window->show_all();
1576         }
1577
1578         analysis_window->set_regionmode();
1579         analysis_window->analyze();
1580
1581         analysis_window->present();
1582 }
1583
1584 void
1585 Editor::analyze_range_selection()
1586 {
1587         if (analysis_window == 0) {
1588                 analysis_window = new AnalysisWindow();
1589
1590                 if (session != 0)
1591                         analysis_window->set_session(session);
1592
1593                 analysis_window->show_all();
1594         }
1595
1596         analysis_window->set_rangemode();
1597         analysis_window->analyze();
1598
1599         analysis_window->present();
1600 }
1601 #endif /* FFT_ANALYSIS */
1602
1603
1604
1605 Menu*
1606 Editor::build_track_selection_context_menu (nframes_t ignored)
1607 {
1608         using namespace Menu_Helpers;
1609         MenuList& edit_items  = track_selection_context_menu.items();
1610         edit_items.clear ();
1611
1612         add_selection_context_items (edit_items);
1613         add_dstream_context_items (edit_items);
1614
1615         return &track_selection_context_menu;
1616 }
1617
1618 void
1619 Editor::add_crossfade_context_items (AudioStreamView* view, Crossfade* xfade, Menu_Helpers::MenuList& edit_items, bool many)
1620 {
1621         using namespace Menu_Helpers;
1622         Menu     *xfade_menu = manage (new Menu);
1623         MenuList& items       = xfade_menu->items();
1624         xfade_menu->set_name ("ArdourContextMenu");
1625         string str;
1626
1627         if (xfade->active()) {
1628                 str = _("Mute");
1629         } else {
1630                 str = _("Unmute");
1631         }
1632
1633         items.push_back (MenuElem (str, bind (mem_fun(*this, &Editor::toggle_xfade_active), xfade)));
1634         items.push_back (MenuElem (_("Edit"), bind (mem_fun(*this, &Editor::edit_xfade), xfade)));
1635
1636         if (xfade->can_follow_overlap()) {
1637
1638                 if (xfade->following_overlap()) {
1639                         str = _("Convert to short");
1640                 } else {
1641                         str = _("Convert to full");
1642                 }
1643
1644                 items.push_back (MenuElem (str, bind (mem_fun(*this, &Editor::toggle_xfade_length), xfade)));
1645         }
1646
1647         if (many) {
1648                 str = xfade->out()->name();
1649                 str += "->";
1650                 str += xfade->in()->name();
1651         } else {
1652                 str = _("Crossfade");
1653         }
1654
1655         edit_items.push_back (MenuElem (str, *xfade_menu));
1656         edit_items.push_back (SeparatorElem());
1657 }
1658
1659 void
1660 Editor::xfade_edit_left_region ()
1661 {
1662         if (clicked_crossfadeview) {
1663                 clicked_crossfadeview->left_view.show_region_editor ();
1664         }
1665 }
1666
1667 void
1668 Editor::xfade_edit_right_region ()
1669 {
1670         if (clicked_crossfadeview) {
1671                 clicked_crossfadeview->right_view.show_region_editor ();
1672         }
1673 }
1674
1675 void
1676 Editor::add_region_context_items (AudioStreamView* sv, boost::shared_ptr<Region> region, Menu_Helpers::MenuList& edit_items)
1677 {
1678         using namespace Menu_Helpers;
1679         Menu     *region_menu = manage (new Menu);
1680         MenuList& items       = region_menu->items();
1681         region_menu->set_name ("ArdourContextMenu");
1682
1683         boost::shared_ptr<AudioRegion> ar;
1684
1685         if (region) {
1686                 ar = boost::dynamic_pointer_cast<AudioRegion> (region);
1687         }
1688
1689         /* when this particular menu pops up, make the relevant region
1690            become selected.
1691         */
1692
1693         region_menu->signal_map_event().connect (bind (mem_fun(*this, &Editor::set_selected_regionview_from_map_event), sv, boost::weak_ptr<Region>(region)));
1694
1695         items.push_back (MenuElem (_("Popup region editor"), mem_fun(*this, &Editor::edit_region)));
1696         items.push_back (MenuElem (_("Raise to top layer"), mem_fun(*this, &Editor::raise_region_to_top)));
1697         items.push_back (MenuElem (_("Lower to bottom layer"), mem_fun  (*this, &Editor::lower_region_to_bottom)));
1698         items.push_back (SeparatorElem());
1699         items.push_back (MenuElem (_("Define sync point"), mem_fun(*this, &Editor::set_region_sync_from_edit_cursor)));
1700         items.push_back (MenuElem (_("Remove sync point"), mem_fun(*this, &Editor::remove_region_sync)));
1701         items.push_back (SeparatorElem());
1702
1703         items.push_back (MenuElem (_("Audition"), mem_fun(*this, &Editor::audition_selected_region)));
1704         items.push_back (MenuElem (_("Export"), mem_fun(*this, &Editor::export_region)));
1705         items.push_back (MenuElem (_("Bounce"), mem_fun(*this, &Editor::bounce_region_selection)));
1706
1707 #ifdef FFT_ANALYSIS
1708         items.push_back (MenuElem (_("Analyze region"), mem_fun(*this, &Editor::analyze_region_selection)));
1709 #endif
1710
1711         items.push_back (SeparatorElem());
1712
1713         /* XXX hopefully this nonsense will go away with SigC++ 2.X, where the compiler
1714            might be able to figure out which overloaded member function to use in
1715            a bind() call ...
1716         */
1717
1718         void (Editor::*type_A_pmf)(void (Region::*pmf)(bool), bool) = &Editor::region_selection_op;
1719
1720         items.push_back (MenuElem (_("Lock"), bind (mem_fun(*this, type_A_pmf), &Region::set_locked, true)));
1721         items.push_back (MenuElem (_("Unlock"), bind (mem_fun(*this, type_A_pmf), &Region::set_locked, false)));
1722         items.push_back (SeparatorElem());
1723
1724         if (region->muted()) {
1725                 items.push_back (MenuElem (_("Unmute"), bind (mem_fun(*this, type_A_pmf), &Region::set_muted, false)));
1726         } else {
1727                 items.push_back (MenuElem (_("Mute"), bind (mem_fun(*this, type_A_pmf), &Region::set_muted, true)));
1728         }
1729         items.push_back (SeparatorElem());
1730
1731         items.push_back (MenuElem (_("Original position"), mem_fun(*this, &Editor::naturalize)));
1732         items.push_back (SeparatorElem());
1733
1734
1735         if (ar) {
1736
1737                 items.push_back (MenuElem (_("Toggle envelope visibility"), mem_fun(*this, &Editor::toggle_gain_envelope_visibility)));
1738                 items.push_back (MenuElem (_("Toggle envelope active"), mem_fun(*this, &Editor::toggle_gain_envelope_active)));
1739                 items.push_back (SeparatorElem());
1740
1741                 if (ar->scale_amplitude() != 1.0f) {
1742                         items.push_back (MenuElem (_("DeNormalize"), mem_fun(*this, &Editor::denormalize_region)));
1743                 } else {
1744                         items.push_back (MenuElem (_("Normalize"), mem_fun(*this, &Editor::normalize_region)));
1745                 }
1746         }
1747         items.push_back (MenuElem (_("Reverse"), mem_fun(*this, &Editor::reverse_region)));
1748         items.push_back (SeparatorElem());
1749
1750
1751         /* range related stuff */
1752
1753         items.push_back (MenuElem (_("Add Range Markers"), mem_fun (*this, &Editor::add_location_from_audio_region)));
1754         items.push_back (MenuElem (_("Set Range"), mem_fun (*this, &Editor::set_selection_from_audio_region)));
1755         items.push_back (SeparatorElem());
1756
1757         /* Nudge region */
1758
1759         Menu *nudge_menu = manage (new Menu());
1760         MenuList& nudge_items = nudge_menu->items();
1761         nudge_menu->set_name ("ArdourContextMenu");
1762
1763         nudge_items.push_back (MenuElem (_("Nudge fwd"), (bind (mem_fun(*this, &Editor::nudge_forward), false))));
1764         nudge_items.push_back (MenuElem (_("Nudge bwd"), (bind (mem_fun(*this, &Editor::nudge_backward), false))));
1765         nudge_items.push_back (MenuElem (_("Nudge fwd by capture offset"), (mem_fun(*this, &Editor::nudge_forward_capture_offset))));
1766         nudge_items.push_back (MenuElem (_("Nudge bwd by capture offset"), (mem_fun(*this, &Editor::nudge_backward_capture_offset))));
1767
1768         items.push_back (MenuElem (_("Nudge"), *nudge_menu));
1769         items.push_back (SeparatorElem());
1770
1771         Menu *trim_menu = manage (new Menu);
1772         MenuList& trim_items = trim_menu->items();
1773         trim_menu->set_name ("ArdourContextMenu");
1774
1775         trim_items.push_back (MenuElem (_("Start to edit cursor"), mem_fun(*this, &Editor::trim_region_from_edit_cursor)));
1776         trim_items.push_back (MenuElem (_("Edit cursor to end"), mem_fun(*this, &Editor::trim_region_to_edit_cursor)));
1777
1778         items.push_back (MenuElem (_("Trim"), *trim_menu));
1779         items.push_back (SeparatorElem());
1780
1781         items.push_back (MenuElem (_("Split"), (mem_fun(*this, &Editor::split_region))));
1782         region_edit_menu_split_item = &items.back();
1783
1784         items.push_back (MenuElem (_("Make mono regions"), (mem_fun(*this, &Editor::split_multichannel_region))));
1785         region_edit_menu_split_multichannel_item = &items.back();
1786
1787         items.push_back (MenuElem (_("Duplicate"), (bind (mem_fun(*this, &Editor::duplicate_dialog), true))));
1788         items.push_back (MenuElem (_("Fill Track"), (mem_fun(*this, &Editor::region_fill_track))));
1789         items.push_back (SeparatorElem());
1790         items.push_back (MenuElem (_("Remove"), mem_fun(*this, &Editor::remove_clicked_region)));
1791         items.push_back (SeparatorElem());
1792         items.push_back (MenuElem (_("Destroy"), mem_fun(*this, &Editor::destroy_clicked_region)));
1793
1794         /* OK, stick the region submenu at the top of the list, and then add
1795            the standard items.
1796         */
1797
1798         /* we have to hack up the region name because "_" has a special
1799            meaning for menu titles.
1800         */
1801
1802         string::size_type pos = 0;
1803         string menu_item_name = region->name();
1804
1805         while ((pos = menu_item_name.find ("_", pos)) != string::npos) {
1806                 menu_item_name.replace (pos, 1, "__");
1807                 pos += 2;
1808         }
1809
1810         edit_items.push_back (MenuElem (menu_item_name, *region_menu));
1811         edit_items.push_back (SeparatorElem());
1812 }
1813
1814 void
1815 Editor::add_selection_context_items (Menu_Helpers::MenuList& edit_items)
1816 {
1817         using namespace Menu_Helpers;
1818         Menu     *selection_menu = manage (new Menu);
1819         MenuList& items       = selection_menu->items();
1820         selection_menu->set_name ("ArdourContextMenu");
1821
1822         items.push_back (MenuElem (_("Play range"), mem_fun(*this, &Editor::play_selection)));
1823         items.push_back (MenuElem (_("Loop range"), mem_fun(*this, &Editor::set_route_loop_selection)));
1824
1825 #ifdef FFT_ANALYSIS
1826         items.push_back (SeparatorElem());
1827         items.push_back (MenuElem (_("Analyze range"), mem_fun(*this, &Editor::analyze_range_selection)));
1828 #endif
1829
1830         items.push_back (SeparatorElem());
1831         items.push_back (MenuElem (_("Separate range to track"), mem_fun(*this, &Editor::separate_region_from_selection)));
1832         items.push_back (MenuElem (_("Separate range to region list"), mem_fun(*this, &Editor::new_region_from_selection)));
1833
1834         items.push_back (SeparatorElem());
1835         items.push_back (MenuElem (_("Select all in range"), mem_fun(*this, &Editor::select_all_selectables_using_time_selection)));
1836         items.push_back (SeparatorElem());
1837         items.push_back (MenuElem (_("Set range to loop range"), mem_fun(*this, &Editor::set_selection_from_loop)));
1838         items.push_back (MenuElem (_("Set range to punch range"), mem_fun(*this, &Editor::set_selection_from_punch)));
1839         items.push_back (SeparatorElem());
1840         items.push_back (MenuElem (_("Crop region to range"), mem_fun(*this, &Editor::crop_region_to_selection)));
1841         items.push_back (MenuElem (_("Fill range with region"), mem_fun(*this, &Editor::region_fill_selection)));
1842         items.push_back (MenuElem (_("Duplicate range"), bind (mem_fun(*this, &Editor::duplicate_dialog), false)));
1843         items.push_back (MenuElem (_("Create chunk from range"), mem_fun(*this, &Editor::name_selection)));
1844         items.push_back (SeparatorElem());
1845         items.push_back (MenuElem (_("Bounce range"), mem_fun(*this, &Editor::bounce_range_selection)));
1846         items.push_back (MenuElem (_("Export range"), mem_fun(*this, &Editor::export_selection)));
1847
1848         edit_items.push_back (MenuElem (_("Range"), *selection_menu));
1849         edit_items.push_back (SeparatorElem());
1850 }
1851
1852 void
1853 Editor::add_dstream_context_items (Menu_Helpers::MenuList& edit_items)
1854 {
1855         using namespace Menu_Helpers;
1856
1857         /* Playback */
1858
1859         Menu *play_menu = manage (new Menu);
1860         MenuList& play_items = play_menu->items();
1861         play_menu->set_name ("ArdourContextMenu");
1862
1863         play_items.push_back (MenuElem (_("Play from edit cursor")));
1864         play_items.push_back (MenuElem (_("Play from start"), mem_fun(*this, &Editor::play_from_start)));
1865         play_items.push_back (MenuElem (_("Play region"), mem_fun(*this, &Editor::play_selected_region)));
1866         play_items.push_back (SeparatorElem());
1867         play_items.push_back (MenuElem (_("Loop Region"), mem_fun(*this, &Editor::loop_selected_region)));
1868
1869         edit_items.push_back (MenuElem (_("Play"), *play_menu));
1870
1871         /* Selection */
1872
1873         Menu *select_menu = manage (new Menu);
1874         MenuList& select_items = select_menu->items();
1875         select_menu->set_name ("ArdourContextMenu");
1876
1877         select_items.push_back (MenuElem (_("Select All in track"), bind (mem_fun(*this, &Editor::select_all_in_track), Selection::Set)));
1878         select_items.push_back (MenuElem (_("Select All"), bind (mem_fun(*this, &Editor::select_all), Selection::Set)));
1879         select_items.push_back (MenuElem (_("Invert selection in track"), mem_fun(*this, &Editor::invert_selection_in_track)));
1880         select_items.push_back (MenuElem (_("Invert selection"), mem_fun(*this, &Editor::invert_selection)));
1881         select_items.push_back (SeparatorElem());
1882         select_items.push_back (MenuElem (_("Set range to loop range"), mem_fun(*this, &Editor::set_selection_from_loop)));
1883         select_items.push_back (MenuElem (_("Set range to punch range"), mem_fun(*this, &Editor::set_selection_from_punch)));
1884         select_items.push_back (SeparatorElem());
1885         select_items.push_back (MenuElem (_("Select all after edit cursor"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), edit_cursor, true)));
1886         select_items.push_back (MenuElem (_("Select all before edit cursor"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), edit_cursor, false)));
1887         select_items.push_back (MenuElem (_("Select all after playhead"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), playhead_cursor, true)));
1888         select_items.push_back (MenuElem (_("Select all before playhead"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), playhead_cursor, false)));
1889         select_items.push_back (MenuElem (_("Select all between cursors"), bind (mem_fun(*this, &Editor::select_all_selectables_between_cursors), playhead_cursor, edit_cursor)));
1890         select_items.push_back (SeparatorElem());
1891
1892         edit_items.push_back (MenuElem (_("Select"), *select_menu));
1893
1894         /* Cut-n-Paste */
1895
1896         Menu *cutnpaste_menu = manage (new Menu);
1897         MenuList& cutnpaste_items = cutnpaste_menu->items();
1898         cutnpaste_menu->set_name ("ArdourContextMenu");
1899
1900         cutnpaste_items.push_back (MenuElem (_("Cut"), mem_fun(*this, &Editor::cut)));
1901         cutnpaste_items.push_back (MenuElem (_("Copy"), mem_fun(*this, &Editor::copy)));
1902         cutnpaste_items.push_back (MenuElem (_("Paste at edit cursor"), bind (mem_fun(*this, &Editor::paste), 1.0f)));
1903         cutnpaste_items.push_back (MenuElem (_("Paste at mouse"), mem_fun(*this, &Editor::mouse_paste)));
1904
1905         cutnpaste_items.push_back (SeparatorElem());
1906
1907         cutnpaste_items.push_back (MenuElem (_("Align"), bind (mem_fun(*this, &Editor::align), ARDOUR::SyncPoint)));
1908         cutnpaste_items.push_back (MenuElem (_("Align Relative"), bind (mem_fun(*this, &Editor::align_relative), ARDOUR::SyncPoint)));
1909
1910         cutnpaste_items.push_back (SeparatorElem());
1911
1912         cutnpaste_items.push_back (MenuElem (_("Insert chunk"), bind (mem_fun(*this, &Editor::paste_named_selection), 1.0f)));
1913
1914         edit_items.push_back (MenuElem (_("Edit"), *cutnpaste_menu));
1915
1916         /* Adding new material */
1917
1918         edit_items.push_back (SeparatorElem());
1919         edit_items.push_back (MenuElem (_("Insert Selected Region"), bind (mem_fun(*this, &Editor::insert_region_list_selection), 1.0f)));
1920         edit_items.push_back (MenuElem (_("Insert Existing Audio"), bind (mem_fun(*this, &Editor::add_external_audio_action), ImportToTrack)));
1921
1922         /* Nudge track */
1923
1924         Menu *nudge_menu = manage (new Menu());
1925         MenuList& nudge_items = nudge_menu->items();
1926         nudge_menu->set_name ("ArdourContextMenu");
1927
1928         edit_items.push_back (SeparatorElem());
1929         nudge_items.push_back (MenuElem (_("Nudge entire track fwd"), (bind (mem_fun(*this, &Editor::nudge_track), false, true))));
1930         nudge_items.push_back (MenuElem (_("Nudge track after edit cursor fwd"), (bind (mem_fun(*this, &Editor::nudge_track), true, true))));
1931         nudge_items.push_back (MenuElem (_("Nudge entire track bwd"), (bind (mem_fun(*this, &Editor::nudge_track), false, false))));
1932         nudge_items.push_back (MenuElem (_("Nudge track after edit cursor bwd"), (bind (mem_fun(*this, &Editor::nudge_track), true, false))));
1933
1934         edit_items.push_back (MenuElem (_("Nudge"), *nudge_menu));
1935 }
1936
1937 void
1938 Editor::add_bus_context_items (Menu_Helpers::MenuList& edit_items)
1939 {
1940         using namespace Menu_Helpers;
1941
1942         /* Playback */
1943
1944         Menu *play_menu = manage (new Menu);
1945         MenuList& play_items = play_menu->items();
1946         play_menu->set_name ("ArdourContextMenu");
1947
1948         play_items.push_back (MenuElem (_("Play from edit cursor")));
1949         play_items.push_back (MenuElem (_("Play from start"), mem_fun(*this, &Editor::play_from_start)));
1950         edit_items.push_back (MenuElem (_("Play"), *play_menu));
1951
1952         /* Selection */
1953
1954         Menu *select_menu = manage (new Menu);
1955         MenuList& select_items = select_menu->items();
1956         select_menu->set_name ("ArdourContextMenu");
1957
1958         select_items.push_back (MenuElem (_("Select All in track"), bind (mem_fun(*this, &Editor::select_all_in_track), Selection::Set)));
1959         select_items.push_back (MenuElem (_("Select All"), bind (mem_fun(*this, &Editor::select_all), Selection::Set)));
1960         select_items.push_back (MenuElem (_("Invert selection in track"), mem_fun(*this, &Editor::invert_selection_in_track)));
1961         select_items.push_back (MenuElem (_("Invert selection"), mem_fun(*this, &Editor::invert_selection)));
1962         select_items.push_back (SeparatorElem());
1963         select_items.push_back (MenuElem (_("Select all after edit cursor"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), edit_cursor, true)));
1964         select_items.push_back (MenuElem (_("Select all before edit cursor"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), edit_cursor, false)));
1965         select_items.push_back (MenuElem (_("Select all after playhead"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), playhead_cursor, true)));
1966         select_items.push_back (MenuElem (_("Select all before playhead"), bind (mem_fun(*this, &Editor::select_all_selectables_using_cursor), playhead_cursor, false)));
1967
1968         edit_items.push_back (MenuElem (_("Select"), *select_menu));
1969
1970         /* Cut-n-Paste */
1971
1972         Menu *cutnpaste_menu = manage (new Menu);
1973         MenuList& cutnpaste_items = cutnpaste_menu->items();
1974         cutnpaste_menu->set_name ("ArdourContextMenu");
1975
1976         cutnpaste_items.push_back (MenuElem (_("Cut"), mem_fun(*this, &Editor::cut)));
1977         cutnpaste_items.push_back (MenuElem (_("Copy"), mem_fun(*this, &Editor::copy)));
1978         cutnpaste_items.push_back (MenuElem (_("Paste"), bind (mem_fun(*this, &Editor::paste), 1.0f)));
1979
1980         Menu *nudge_menu = manage (new Menu());
1981         MenuList& nudge_items = nudge_menu->items();
1982         nudge_menu->set_name ("ArdourContextMenu");
1983
1984         edit_items.push_back (SeparatorElem());
1985         nudge_items.push_back (MenuElem (_("Nudge entire track fwd"), (bind (mem_fun(*this, &Editor::nudge_track), false, true))));
1986         nudge_items.push_back (MenuElem (_("Nudge track after edit cursor fwd"), (bind (mem_fun(*this, &Editor::nudge_track), true, true))));
1987         nudge_items.push_back (MenuElem (_("Nudge entire track bwd"), (bind (mem_fun(*this, &Editor::nudge_track), false, false))));
1988         nudge_items.push_back (MenuElem (_("Nudge track after edit cursor bwd"), (bind (mem_fun(*this, &Editor::nudge_track), true, false))));
1989
1990         edit_items.push_back (MenuElem (_("Nudge"), *nudge_menu));
1991 }
1992
1993 /* CURSOR SETTING AND MARKS AND STUFF */
1994
1995 void
1996 Editor::set_snap_to (SnapType st)
1997 {
1998         snap_type = st;
1999         vector<string> txt = I18N (snap_type_strings);
2000         snap_type_selector.set_active_text (txt[(int)st]);
2001
2002         instant_save ();
2003
2004         switch (snap_type) {
2005         case SnapToAThirtysecondBeat:
2006         case SnapToASixteenthBeat:
2007         case SnapToAEighthBeat:
2008         case SnapToAQuarterBeat:
2009         case SnapToAThirdBeat:
2010                 update_tempo_based_rulers ();
2011         default:
2012                 /* relax */
2013                 break;
2014     }
2015 }
2016
2017 void
2018 Editor::set_snap_mode (SnapMode mode)
2019 {
2020         snap_mode = mode;
2021         vector<string> txt = I18N (snap_mode_strings);
2022         snap_mode_selector.set_active_text (txt[(int)mode]);
2023
2024         instant_save ();
2025 }
2026
2027 int
2028 Editor::set_state (const XMLNode& node)
2029 {
2030         const XMLProperty* prop;
2031         XMLNode* geometry;
2032         int x, y, xoff, yoff;
2033         Gdk::Geometry g;
2034
2035         if ((prop = node.property ("id")) != 0) {
2036                 _id = prop->value ();
2037         }
2038
2039         if ((geometry = find_named_node (node, "geometry")) == 0) {
2040
2041                 g.base_width = default_width;
2042                 g.base_height = default_height;
2043                 x = 1;
2044                 y = 1;
2045                 xoff = 0;
2046                 yoff = 21;
2047
2048         } else {
2049
2050                 g.base_width = atoi(geometry->property("x_size")->value());
2051                 g.base_height = atoi(geometry->property("y_size")->value());
2052                 x = atoi(geometry->property("x_pos")->value());
2053                 y = atoi(geometry->property("y_pos")->value());
2054                 xoff = atoi(geometry->property("x_off")->value());
2055                 yoff = atoi(geometry->property("y_off")->value());
2056         }
2057
2058         set_default_size (g.base_width, g.base_height);
2059         move (x, y);
2060
2061         if ((prop = node.property ("zoom-focus"))) {
2062                 set_zoom_focus ((ZoomFocus) atoi (prop->value()));
2063         }
2064
2065         if ((prop = node.property ("zoom"))) {
2066                 set_frames_per_unit (PBD::atof (prop->value()));
2067         }
2068
2069         if ((prop = node.property ("snap-to"))) {
2070                 set_snap_to ((SnapType) atoi (prop->value()));
2071         }
2072
2073         if ((prop = node.property ("snap-mode"))) {
2074                 set_snap_mode ((SnapMode) atoi (prop->value()));
2075         }
2076
2077         if ((prop = node.property ("mouse-mode"))) {
2078                 MouseMode m = str2mousemode(prop->value());
2079                 mouse_mode = MouseMode ((int) m + 1); /* lie, force mode switch */
2080                 set_mouse_mode (m, true);
2081         } else {
2082                 mouse_mode = MouseGain; /* lie, to force the mode switch */
2083                 set_mouse_mode (MouseObject, true);
2084         }
2085
2086         if ((prop = node.property ("show-waveforms"))) {
2087                 bool yn = (prop->value() == "yes");
2088                 _show_waveforms = !yn;
2089                 RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("ToggleWaveformVisibility"));
2090                 if (act) {
2091                         RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
2092                         /* do it twice to force the change */
2093                         tact->set_active (!yn);
2094                         tact->set_active (yn);
2095                 }
2096         }
2097
2098         if ((prop = node.property ("show-waveforms-recording"))) {
2099                 bool yn = (prop->value() == "yes");
2100                 _show_waveforms_recording = !yn;
2101                 RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("ToggleWaveformsWhileRecording"));
2102                 if (act) {
2103                         RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
2104                         /* do it twice to force the change */
2105                         tact->set_active (!yn);
2106                         tact->set_active (yn);
2107                 }
2108         }
2109
2110         if ((prop = node.property ("show-measures"))) {
2111                 bool yn = (prop->value() == "yes");
2112                 _show_measures = !yn;
2113                 RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("ToggleMeasureVisibility"));
2114                 if (act) {
2115                         RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
2116                         /* do it twice to force the change */
2117                         tact->set_active (!yn);
2118                         tact->set_active (yn);
2119                 }
2120         }
2121
2122         if ((prop = node.property ("follow-playhead"))) {
2123                 bool yn = (prop->value() == "yes");
2124                 RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("toggle-follow-playhead"));
2125                 if (act) {
2126                         RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
2127                         /* do it twice to force the change */
2128                         tact->set_active (!yn);
2129                         tact->set_active (yn);
2130                 }
2131         }
2132
2133
2134         if ((prop = node.property ("region-list-sort-type"))) {
2135                 region_list_sort_type = (Editing::RegionListSortType) -1; // force change
2136                 reset_region_list_sort_type(str2regionlistsorttype(prop->value()));
2137         }
2138
2139         if ((prop = node.property ("xfades-visible"))) {
2140                 bool yn = (prop->value() == "yes");
2141                 _xfade_visibility = !yn;
2142                 // set_xfade_visibility (yn);
2143         }
2144
2145         if ((prop = node.property ("show-editor-mixer"))) {
2146
2147                 Glib::RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("show-editor-mixer"));
2148                 if (act) {
2149                         Glib::RefPtr<ToggleAction> tact = Glib::RefPtr<ToggleAction>::cast_dynamic(act);
2150                         bool yn = (prop->value() == X_("yes"));
2151
2152                         /* do it twice to force the change */
2153
2154                         tact->set_active (!yn);
2155                         tact->set_active (yn);
2156                 }
2157         }
2158
2159
2160         return 0;
2161 }
2162
2163 XMLNode&
2164 Editor::get_state ()
2165 {
2166         XMLNode* node = new XMLNode ("Editor");
2167         char buf[32];
2168
2169         _id.print (buf, sizeof (buf));
2170         node->add_property ("id", buf);
2171
2172         if (is_realized()) {
2173                 Glib::RefPtr<Gdk::Window> win = get_window();
2174
2175                 int x, y, xoff, yoff, width, height;
2176                 win->get_root_origin(x, y);
2177                 win->get_position(xoff, yoff);
2178                 win->get_size(width, height);
2179
2180                 XMLNode* geometry = new XMLNode ("geometry");
2181
2182                 snprintf(buf, sizeof(buf), "%d", width);
2183                 geometry->add_property("x_size", string(buf));
2184                 snprintf(buf, sizeof(buf), "%d", height);
2185                 geometry->add_property("y_size", string(buf));
2186                 snprintf(buf, sizeof(buf), "%d", x);
2187                 geometry->add_property("x_pos", string(buf));
2188                 snprintf(buf, sizeof(buf), "%d", y);
2189                 geometry->add_property("y_pos", string(buf));
2190                 snprintf(buf, sizeof(buf), "%d", xoff);
2191                 geometry->add_property("x_off", string(buf));
2192                 snprintf(buf, sizeof(buf), "%d", yoff);
2193                 geometry->add_property("y_off", string(buf));
2194                 snprintf(buf,sizeof(buf), "%d",gtk_paned_get_position (static_cast<Paned*>(&edit_pane)->gobj()));
2195                 geometry->add_property("edit_pane_pos", string(buf));
2196
2197                 node->add_child_nocopy (*geometry);
2198         }
2199
2200         snprintf (buf, sizeof(buf), "%d", (int) zoom_focus);
2201         node->add_property ("zoom-focus", buf);
2202         snprintf (buf, sizeof(buf), "%f", frames_per_unit);
2203         node->add_property ("zoom", buf);
2204         snprintf (buf, sizeof(buf), "%d", (int) snap_type);
2205         node->add_property ("snap-to", buf);
2206         snprintf (buf, sizeof(buf), "%d", (int) snap_mode);
2207         node->add_property ("snap-mode", buf);
2208
2209         node->add_property ("show-waveforms", _show_waveforms ? "yes" : "no");
2210         node->add_property ("show-waveforms-recording", _show_waveforms_recording ? "yes" : "no");
2211         node->add_property ("show-measures", _show_measures ? "yes" : "no");
2212         node->add_property ("follow-playhead", _follow_playhead ? "yes" : "no");
2213         node->add_property ("xfades-visible", _xfade_visibility ? "yes" : "no");
2214         node->add_property ("region-list-sort-type", enum2str(region_list_sort_type));
2215         node->add_property ("mouse-mode", enum2str(mouse_mode));
2216
2217         Glib::RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("show-editor-mixer"));
2218         if (act) {
2219                 Glib::RefPtr<ToggleAction> tact = Glib::RefPtr<ToggleAction>::cast_dynamic(act);
2220                 node->add_property (X_("show-editor-mixer"), tact->get_active() ? "yes" : "no");
2221         }
2222
2223         return *node;
2224 }
2225
2226
2227
2228 TimeAxisView *
2229 Editor::trackview_by_y_position (double y)
2230 {
2231         TrackViewList::iterator iter;
2232         TimeAxisView *tv;
2233
2234         for (iter = track_views.begin(); iter != track_views.end(); ++iter) {
2235
2236                 tv = *iter;
2237
2238                 if (tv->hidden()) {
2239                         continue;
2240                 }
2241
2242                 if (tv->y_position <= y && y < ((tv->y_position + tv->height + track_spacing))) {
2243                         return tv;
2244                 }
2245         }
2246
2247         return 0;
2248 }
2249
2250 void
2251 Editor::snap_to (nframes_t& start, int32_t direction, bool for_mark)
2252 {
2253         Location* before = 0;
2254         Location* after = 0;
2255
2256         if (!session) {
2257                 return;
2258         }
2259
2260         const nframes_t one_second = session->frame_rate();
2261         const nframes_t one_minute = session->frame_rate() * 60;
2262
2263         nframes_t presnap = start;
2264
2265         switch (snap_type) {
2266         case SnapToFrame:
2267                 break;
2268
2269         case SnapToCDFrame:
2270                 if (direction) {
2271                         start = (nframes_t) ceil ((double) start / (one_second / 75)) * (one_second / 75);
2272                 } else {
2273                         start = (nframes_t) floor ((double) start / (one_second / 75)) * (one_second / 75);
2274                 }
2275                 break;
2276         case SnapToSMPTEFrame:
2277                 if (direction) {
2278                         start = (nframes_t) (ceil ((double) start / session->frames_per_smpte_frame()) * session->frames_per_smpte_frame());
2279                 } else {
2280                         start = (nframes_t) (floor ((double) start / session->frames_per_smpte_frame()) *  session->frames_per_smpte_frame());
2281                 }
2282                 break;
2283
2284         case SnapToSMPTESeconds:
2285                 if (session->smpte_offset_negative())
2286                 {
2287                         start += session->smpte_offset ();
2288                 } else {
2289                         start -= session->smpte_offset ();
2290                 }
2291                 if (direction > 0) {
2292                         start = (nframes_t) ceil ((double) start / one_second) * one_second;
2293                 } else {
2294                         start = (nframes_t) floor ((double) start / one_second) * one_second;
2295                 }
2296
2297                 if (session->smpte_offset_negative())
2298                 {
2299                         start -= session->smpte_offset ();
2300                 } else {
2301                         start += session->smpte_offset ();
2302                 }
2303                 break;
2304
2305         case SnapToSMPTEMinutes:
2306                 if (session->smpte_offset_negative())
2307                 {
2308                         start += session->smpte_offset ();
2309                 } else {
2310                         start -= session->smpte_offset ();
2311                 }
2312                 if (direction) {
2313                         start = (nframes_t) ceil ((double) start / one_minute) * one_minute;
2314                 } else {
2315                         start = (nframes_t) floor ((double) start / one_minute) * one_minute;
2316                 }
2317                 if (session->smpte_offset_negative())
2318                 {
2319                         start -= session->smpte_offset ();
2320                 } else {
2321                         start += session->smpte_offset ();
2322                 }
2323                 break;
2324
2325         case SnapToSeconds:
2326                 if (direction) {
2327                         start = (nframes_t) ceil ((double) start / one_second) * one_second;
2328                 } else {
2329                         start = (nframes_t) floor ((double) start / one_second) * one_second;
2330                 }
2331                 break;
2332
2333         case SnapToMinutes:
2334                 if (direction) {
2335                         start = (nframes_t) ceil ((double) start / one_minute) * one_minute;
2336                 } else {
2337                         start = (nframes_t) floor ((double) start / one_minute) * one_minute;
2338                 }
2339                 break;
2340
2341         case SnapToBar:
2342                 start = session->tempo_map().round_to_bar (start, direction);
2343                 break;
2344
2345         case SnapToBeat:
2346                 start = session->tempo_map().round_to_beat (start, direction);
2347                 break;
2348
2349         case SnapToAThirtysecondBeat:
2350                 start = session->tempo_map().round_to_beat_subdivision (start, 32);
2351                 break;
2352
2353         case SnapToASixteenthBeat:
2354                 start = session->tempo_map().round_to_beat_subdivision (start, 16);
2355                 break;
2356
2357         case SnapToAEighthBeat:
2358                 start = session->tempo_map().round_to_beat_subdivision (start, 8);
2359                 break;
2360
2361         case SnapToAQuarterBeat:
2362                 start = session->tempo_map().round_to_beat_subdivision (start, 4);
2363                 break;
2364
2365         case SnapToAThirdBeat:
2366                 start = session->tempo_map().round_to_beat_subdivision (start, 3);
2367                 break;
2368
2369         case SnapToEditCursor:
2370                 start = edit_cursor->current_frame;
2371                 break;
2372
2373         case SnapToMark:
2374                 if (for_mark) {
2375                         return;
2376                 }
2377
2378                 before = session->locations()->first_location_before (start);
2379                 after = session->locations()->first_location_after (start);
2380
2381                 if (direction < 0) {
2382                         if (before) {
2383                                 start = before->start();
2384                         } else {
2385                                 start = 0;
2386                         }
2387                 } else if (direction > 0) {
2388                         if (after) {
2389                                 start = after->start();
2390                         } else {
2391                                 start = session->current_end_frame();
2392                         }
2393                 } else {
2394                         if (before) {
2395                                 if (after) {
2396                                         /* find nearest of the two */
2397                                         if ((start - before->start()) < (after->start() - start)) {
2398                                                 start = before->start();
2399                                         } else {
2400                                                 start = after->start();
2401                                         }
2402                                 } else {
2403                                         start = before->start();
2404                                 }
2405                         } else if (after) {
2406                                 start = after->start();
2407                         } else {
2408                                 /* relax */
2409                         }
2410                 }
2411                 break;
2412
2413         case SnapToRegionStart:
2414         case SnapToRegionEnd:
2415         case SnapToRegionSync:
2416         case SnapToRegionBoundary:
2417                 if (!region_boundary_cache.empty()) {
2418                         vector<nframes_t>::iterator i;
2419
2420                         if (direction > 0) {
2421                                 i = std::upper_bound (region_boundary_cache.begin(), region_boundary_cache.end(), start);
2422                         } else {
2423                                 i = std::lower_bound (region_boundary_cache.begin(), region_boundary_cache.end(), start);
2424                         }
2425
2426                         if (i != region_boundary_cache.end()) {
2427                                 start = *i;
2428                         } else {
2429                                 start = region_boundary_cache.back();
2430                         }
2431                 }
2432                 break;
2433         }
2434
2435         switch (snap_mode) {
2436         case SnapNormal:
2437                 return;
2438
2439         case SnapMagnetic:
2440
2441                 if (presnap > start) {
2442                         if (presnap > (start + unit_to_frame(snap_threshold))) {
2443                                 start = presnap;
2444                         }
2445
2446                 } else if (presnap < start) {
2447                         if (presnap < (start - unit_to_frame(snap_threshold))) {
2448                                 start = presnap;
2449                         }
2450                 }
2451
2452         default:
2453                 return;
2454
2455         }
2456 }
2457
2458 void
2459 Editor::setup_toolbar ()
2460 {
2461         string pixmap_path;
2462
2463         const guint32 FUDGE = 18; // Combo's are stupid - they steal space from the entry for the button
2464
2465
2466         /* Mode Buttons (tool selection) */
2467
2468         vector<ToggleButton *> mouse_mode_buttons;
2469
2470         mouse_move_button.add (*(manage (new Image (::get_icon("tool_object")))));
2471         mouse_move_button.set_relief(Gtk::RELIEF_NONE);
2472         mouse_mode_buttons.push_back (&mouse_move_button);
2473         mouse_select_button.add (*(manage (new Image (get_xpm("tool_range.xpm")))));
2474         mouse_select_button.set_relief(Gtk::RELIEF_NONE);
2475         mouse_mode_buttons.push_back (&mouse_select_button);
2476         mouse_gain_button.add (*(manage (new Image (::get_icon("tool_gain")))));
2477         mouse_gain_button.set_relief(Gtk::RELIEF_NONE);
2478         mouse_mode_buttons.push_back (&mouse_gain_button);
2479         mouse_zoom_button.add (*(manage (new Image (::get_icon("tool_zoom")))));
2480         mouse_zoom_button.set_relief(Gtk::RELIEF_NONE);
2481         mouse_mode_buttons.push_back (&mouse_zoom_button);
2482         mouse_timefx_button.add (*(manage (new Image (::get_icon("tool_stretch")))));
2483         mouse_timefx_button.set_relief(Gtk::RELIEF_NONE);
2484         mouse_mode_buttons.push_back (&mouse_timefx_button);
2485         mouse_audition_button.add (*(manage (new Image (::get_icon("tool_audition")))));
2486         mouse_audition_button.set_relief(Gtk::RELIEF_NONE);
2487         mouse_mode_buttons.push_back (&mouse_audition_button);
2488
2489         mouse_mode_button_set = new GroupedButtons (mouse_mode_buttons);
2490
2491         HBox* mode_box = manage(new HBox);
2492         mode_box->set_border_width (2);
2493         mode_box->set_spacing(4);
2494         mouse_mode_button_box.set_spacing(1);
2495         mouse_mode_button_box.pack_start(mouse_move_button, true, true);
2496         mouse_mode_button_box.pack_start(mouse_select_button, true, true);
2497         mouse_mode_button_box.pack_start(mouse_zoom_button, true, true);
2498         mouse_mode_button_box.pack_start(mouse_gain_button, true, true);
2499         mouse_mode_button_box.pack_start(mouse_timefx_button, true, true);
2500         mouse_mode_button_box.pack_start(mouse_audition_button, true, true);
2501         mouse_mode_button_box.set_homogeneous(true);
2502
2503         vector<string> edit_mode_strings;
2504         edit_mode_strings.push_back (edit_mode_to_string (Splice));
2505         edit_mode_strings.push_back (edit_mode_to_string (Slide));
2506
2507         edit_mode_selector.set_name ("EditModeSelector");
2508         Gtkmm2ext::set_size_request_to_display_given_text (edit_mode_selector, longest (edit_mode_strings).c_str(), 2+FUDGE, 10);
2509         set_popdown_strings (edit_mode_selector, edit_mode_strings);
2510         edit_mode_selector.signal_changed().connect (mem_fun(*this, &Editor::edit_mode_selection_done));
2511
2512         mode_box->pack_start(edit_mode_selector);
2513         mode_box->pack_start(mouse_mode_button_box);
2514
2515         mouse_mode_tearoff = manage (new TearOff (*mode_box));
2516         mouse_mode_tearoff->set_name ("MouseModeBase");
2517
2518         mouse_mode_tearoff->Detach.connect (bind (mem_fun(*this, &Editor::detach_tearoff), static_cast<Box*>(&toolbar_hbox),
2519                                                   &mouse_mode_tearoff->tearoff_window()));
2520         mouse_mode_tearoff->Attach.connect (bind (mem_fun(*this, &Editor::reattach_tearoff), static_cast<Box*> (&toolbar_hbox),
2521                                                   &mouse_mode_tearoff->tearoff_window(), 1));
2522         mouse_mode_tearoff->Hidden.connect (bind (mem_fun(*this, &Editor::detach_tearoff), static_cast<Box*>(&toolbar_hbox),
2523                                                   &mouse_mode_tearoff->tearoff_window()));
2524         mouse_mode_tearoff->Visible.connect (bind (mem_fun(*this, &Editor::reattach_tearoff), static_cast<Box*> (&toolbar_hbox),
2525                                                    &mouse_mode_tearoff->tearoff_window(), 1));
2526
2527         mouse_move_button.set_name ("MouseModeButton");
2528         mouse_select_button.set_name ("MouseModeButton");
2529         mouse_gain_button.set_name ("MouseModeButton");
2530         mouse_zoom_button.set_name ("MouseModeButton");
2531         mouse_timefx_button.set_name ("MouseModeButton");
2532         mouse_audition_button.set_name ("MouseModeButton");
2533
2534         ARDOUR_UI::instance()->tooltips().set_tip (mouse_move_button, _("Select/Move Objects"));
2535         ARDOUR_UI::instance()->tooltips().set_tip (mouse_select_button, _("Select/Move Ranges"));
2536         ARDOUR_UI::instance()->tooltips().set_tip (mouse_gain_button, _("Draw Gain Automation"));
2537         ARDOUR_UI::instance()->tooltips().set_tip (mouse_zoom_button, _("Select Zoom Range"));
2538         ARDOUR_UI::instance()->tooltips().set_tip (mouse_timefx_button, _("Stretch/Shrink Regions"));
2539         ARDOUR_UI::instance()->tooltips().set_tip (mouse_audition_button, _("Listen to Specific Regions"));
2540
2541         mouse_move_button.unset_flags (CAN_FOCUS);
2542         mouse_select_button.unset_flags (CAN_FOCUS);
2543         mouse_gain_button.unset_flags (CAN_FOCUS);
2544         mouse_zoom_button.unset_flags (CAN_FOCUS);
2545         mouse_timefx_button.unset_flags (CAN_FOCUS);
2546         mouse_audition_button.unset_flags (CAN_FOCUS);
2547
2548         mouse_select_button.signal_toggled().connect (bind (mem_fun(*this, &Editor::mouse_mode_toggled), Editing::MouseRange));
2549         mouse_select_button.signal_button_release_event().connect (mem_fun(*this, &Editor::mouse_select_button_release));
2550
2551         mouse_move_button.signal_toggled().connect (bind (mem_fun(*this, &Editor::mouse_mode_toggled), Editing::MouseObject));
2552         mouse_gain_button.signal_toggled().connect (bind (mem_fun(*this, &Editor::mouse_mode_toggled), Editing::MouseGain));
2553         mouse_zoom_button.signal_toggled().connect (bind (mem_fun(*this, &Editor::mouse_mode_toggled), Editing::MouseZoom));
2554         mouse_timefx_button.signal_toggled().connect (bind (mem_fun(*this, &Editor::mouse_mode_toggled), Editing::MouseTimeFX));
2555         mouse_audition_button.signal_toggled().connect (bind (mem_fun(*this, &Editor::mouse_mode_toggled), Editing::MouseAudition));
2556
2557         // mouse_move_button.set_active (true);
2558
2559
2560         /* Zoom */
2561
2562         zoom_box.set_spacing (1);
2563         zoom_box.set_border_width (2);
2564
2565         zoom_in_button.set_name ("EditorTimeButton");
2566         zoom_in_button.add (*(manage (new Image (::get_icon("zoom_in")))));
2567         zoom_in_button.signal_clicked().connect (bind (mem_fun(*this, &Editor::temporal_zoom_step), false));
2568         ARDOUR_UI::instance()->tooltips().set_tip (zoom_in_button, _("Zoom In"));
2569
2570         zoom_out_button.set_name ("EditorTimeButton");
2571         zoom_out_button.add (*(manage (new Image (::get_icon("zoom_out")))));
2572         zoom_out_button.signal_clicked().connect (bind (mem_fun(*this, &Editor::temporal_zoom_step), true));
2573         ARDOUR_UI::instance()->tooltips().set_tip (zoom_out_button, _("Zoom Out"));
2574
2575         zoom_out_full_button.set_name ("EditorTimeButton");
2576         zoom_out_full_button.add (*(manage (new Image (::get_icon("zoom_full")))));
2577         zoom_out_full_button.signal_clicked().connect (mem_fun(*this, &Editor::temporal_zoom_session));
2578         ARDOUR_UI::instance()->tooltips().set_tip (zoom_out_full_button, _("Zoom to Session"));
2579
2580         zoom_box.pack_start (zoom_out_button, false, false);
2581         zoom_box.pack_start (zoom_in_button, false, false);
2582         zoom_box.pack_start (zoom_range_clock, false, false);
2583         zoom_box.pack_start (zoom_out_full_button, false, false);
2584
2585         ARDOUR_UI::instance()->tooltips().set_tip (zoom_range_clock, _("Current Zoom Range\n(Width of visible area)"));
2586
2587         zoom_focus_selector.set_name ("ZoomFocusSelector");
2588         Gtkmm2ext::set_size_request_to_display_given_text (zoom_focus_selector, "Focus Center", 2+FUDGE, 0);
2589         set_popdown_strings (zoom_focus_selector, I18N (zoom_focus_strings));
2590         zoom_focus_selector.signal_changed().connect (mem_fun(*this, &Editor::zoom_focus_selection_done));
2591         ARDOUR_UI::instance()->tooltips().set_tip (zoom_focus_selector, _("Zoom focus"));
2592
2593         zoom_box.pack_start (zoom_focus_selector, false, false);
2594
2595
2596         /* Edit Cursor / Snap */
2597
2598         snap_box.set_spacing (1);
2599         snap_box.set_border_width (2);
2600
2601         snap_type_selector.set_name ("SnapTypeSelector");
2602         Gtkmm2ext::set_size_request_to_display_given_text (snap_type_selector, "SMPTE Seconds", 2+FUDGE, 10);
2603         set_popdown_strings (snap_type_selector, I18N (snap_type_strings));
2604         snap_type_selector.signal_changed().connect (mem_fun(*this, &Editor::snap_type_selection_done));
2605         ARDOUR_UI::instance()->tooltips().set_tip (snap_type_selector, _("Unit to snap cursors and ranges to"));
2606
2607         snap_mode_selector.set_name ("SnapModeSelector");
2608         Gtkmm2ext::set_size_request_to_display_given_text (snap_mode_selector, "Magnetic Snap", 2+FUDGE, 10);
2609         set_popdown_strings (snap_mode_selector, I18N (snap_mode_strings));
2610         snap_mode_selector.signal_changed().connect (mem_fun(*this, &Editor::snap_mode_selection_done));
2611
2612         snap_box.pack_start (edit_cursor_clock, false, false);
2613         snap_box.pack_start (snap_mode_selector, false, false);
2614         snap_box.pack_start (snap_type_selector, false, false);
2615
2616
2617         /* Nudge */
2618
2619         HBox *nudge_box = manage (new HBox);
2620         nudge_box->set_spacing(1);
2621         nudge_box->set_border_width (2);
2622
2623         nudge_forward_button.signal_clicked().connect (bind (mem_fun(*this, &Editor::nudge_forward), false));
2624         nudge_backward_button.signal_clicked().connect (bind (mem_fun(*this, &Editor::nudge_backward), false));
2625
2626         nudge_box->pack_start (nudge_backward_button, false, false);
2627         nudge_box->pack_start (nudge_forward_button, false, false);
2628         nudge_box->pack_start (nudge_clock, false, false);
2629
2630
2631         /* Pack everything in... */
2632
2633         HBox* hbox = new HBox;
2634         hbox->set_spacing(10);
2635
2636         tools_tearoff = new TearOff (*hbox);
2637         tools_tearoff->set_name ("MouseModeBase");
2638
2639         tools_tearoff->Detach.connect (bind (mem_fun(*this, &Editor::detach_tearoff), static_cast<Box*>(&toolbar_hbox),
2640                                              &tools_tearoff->tearoff_window()));
2641         tools_tearoff->Attach.connect (bind (mem_fun(*this, &Editor::reattach_tearoff), static_cast<Box*> (&toolbar_hbox),
2642                                              &tools_tearoff->tearoff_window(), 0));
2643         tools_tearoff->Hidden.connect (bind (mem_fun(*this, &Editor::detach_tearoff), static_cast<Box*>(&toolbar_hbox),
2644                                              &tools_tearoff->tearoff_window()));
2645         tools_tearoff->Visible.connect (bind (mem_fun(*this, &Editor::reattach_tearoff), static_cast<Box*> (&toolbar_hbox),
2646                                               &tools_tearoff->tearoff_window(), 0));
2647
2648         toolbar_hbox.set_spacing (10);
2649         toolbar_hbox.set_border_width (1);
2650
2651         toolbar_hbox.pack_start (*mouse_mode_tearoff, false, false);
2652         toolbar_hbox.pack_start (*tools_tearoff, false, false);
2653
2654
2655         hbox->pack_start (snap_box, false, false);
2656         hbox->pack_start (zoom_box, false, false);
2657         hbox->pack_start (*nudge_box, false, false);
2658
2659         hbox->show_all ();
2660
2661         toolbar_base.set_name ("ToolBarBase");
2662         toolbar_base.add (toolbar_hbox);
2663
2664         toolbar_frame.set_shadow_type (SHADOW_OUT);
2665         toolbar_frame.set_name ("BaseFrame");
2666         toolbar_frame.add (toolbar_base);
2667 }
2668
2669 int
2670 Editor::convert_drop_to_paths (vector<ustring>& paths,
2671                                const RefPtr<Gdk::DragContext>& context,
2672                                gint                x,
2673                                gint                y,
2674                                const SelectionData& data,
2675                                guint               info,
2676                                guint               time)
2677
2678 {
2679         if (session == 0) {
2680                 return -1;
2681         }
2682
2683         vector<ustring> uris = data.get_uris();
2684
2685         if (uris.empty()) {
2686
2687                 /* This is seriously fucked up. Nautilus doesn't say that its URI lists
2688                    are actually URI lists. So do it by hand.
2689                 */
2690
2691                 if (data.get_target() != "text/plain") {
2692                         return -1;
2693                 }
2694
2695                 /* Parse the "uri-list" format that Nautilus provides,
2696                    where each pathname is delimited by \r\n
2697                 */
2698
2699                 const char* p = data.get_text().c_str();
2700                 const char* q;
2701
2702                 while (p)
2703                 {
2704                         if (*p != '#')
2705                         {
2706                                 while (g_ascii_isspace (*p))
2707                                         p++;
2708
2709                                 q = p;
2710                                 while (*q && (*q != '\n') && (*q != '\r'))
2711                                         q++;
2712
2713                                 if (q > p)
2714                                 {
2715                                         q--;
2716                                         while (q > p && g_ascii_isspace (*q))
2717                                                 q--;
2718
2719                                         if (q > p)
2720                                         {
2721                                                 uris.push_back (ustring (p, q - p + 1));
2722                                         }
2723                                 }
2724                         }
2725                         p = strchr (p, '\n');
2726                         if (p)
2727                                 p++;
2728                 }
2729
2730                 if (uris.empty()) {
2731                         return -1;
2732                 }
2733         }
2734
2735         for (vector<ustring>::iterator i = uris.begin(); i != uris.end(); ++i) {
2736                 if ((*i).substr (0,7) == "file://") {
2737                         string p = *i;
2738                         PBD::url_decode (p);
2739                         paths.push_back (p.substr (7));
2740                 }
2741         }
2742
2743         return 0;
2744 }
2745
2746 void
2747 Editor::new_tempo_section ()
2748
2749 {
2750 }
2751
2752 void
2753 Editor::map_transport_state ()
2754 {
2755         ENSURE_GUI_THREAD (mem_fun(*this, &Editor::map_transport_state));
2756
2757         if (session->transport_stopped()) {
2758                 have_pending_keyboard_selection = false;
2759         }
2760 }
2761
2762 /* UNDO/REDO */
2763
2764 Editor::State::State ()
2765 {
2766         selection = new Selection;
2767 }
2768
2769 Editor::State::~State ()
2770 {
2771         delete selection;
2772 }
2773
2774 UndoAction
2775 Editor::get_memento () const
2776 {
2777         State *state = new State;
2778
2779         store_state (*state);
2780         return bind (mem_fun (*(const_cast<Editor*>(this)), &Editor::restore_state), state);
2781 }
2782
2783 void
2784 Editor::store_state (State& state) const
2785 {
2786         *state.selection = *selection;
2787 }
2788
2789 void
2790 Editor::restore_state (State *state)
2791 {
2792         if (*selection == *state->selection) {
2793                 return;
2794         }
2795
2796         *selection = *state->selection;
2797         time_selection_changed ();
2798         region_selection_changed ();
2799
2800         /* XXX other selection change handlers? */
2801 }
2802
2803 void
2804 Editor::begin_reversible_command (string name)
2805 {
2806         if (session) {
2807                 before = &get_state();
2808                 session->begin_reversible_command (name);
2809         }
2810 }
2811
2812 void
2813 Editor::commit_reversible_command ()
2814 {
2815         if (session) {
2816                 session->commit_reversible_command (new MementoCommand<Editor>(*this, before, &get_state()));
2817         }
2818 }
2819
2820 bool
2821 Editor::set_selected_track_from_click (bool press, Selection::Operation op, bool with_undo, bool no_remove)
2822 {
2823         bool commit = false;
2824
2825         if (!clicked_trackview) {
2826                 return false;
2827         }
2828
2829         switch (op) {
2830         case Selection::Toggle:
2831                 if (selection->selected (clicked_trackview)) {
2832                         if (!no_remove) {
2833                                 selection->remove (clicked_trackview);
2834                                 commit = true;
2835                         }
2836                 } else {
2837                         selection->add (clicked_trackview);
2838                         commit = false;
2839                 }
2840                 break;
2841
2842         case Selection::Set:
2843                 if (selection->selected (clicked_trackview) && selection->tracks.size() == 1) {
2844                         /* no commit necessary */
2845                 }
2846
2847                 selection->set (clicked_trackview);
2848                 break;
2849
2850         case Selection::Extend:
2851                 /* not defined yet */
2852                 break;
2853         }
2854
2855         return commit;
2856 }
2857
2858 bool
2859 Editor::set_selected_control_point_from_click (bool press, Selection::Operation op, bool with_undo, bool no_remove)
2860 {
2861         if (!clicked_control_point) {
2862                 return false;
2863         }
2864
2865         /* select this point and any others that it represents */
2866
2867         double y1, y2;
2868         nframes_t x1, x2;
2869
2870         x1 = pixel_to_frame (clicked_control_point->get_x() - 10);
2871         x2 = pixel_to_frame (clicked_control_point->get_x() + 10);
2872         y1 = clicked_control_point->get_x() - 10;
2873         y2 = clicked_control_point->get_y() + 10;
2874
2875         return select_all_within (x1, x2, y1, y2, op);
2876 }
2877
2878 void
2879 Editor::get_relevant_audio_tracks (AudioTimeAxisView& base, set<AudioTimeAxisView*>& relevant_tracks)
2880 {
2881         /* step one: get all selected tracks and all tracks in the relevant edit groups */
2882
2883         for (TrackSelection::iterator ti = selection->tracks.begin(); ti != selection->tracks.end(); ++ti) {
2884
2885                 AudioTimeAxisView* atv = dynamic_cast<AudioTimeAxisView*>(*ti);
2886
2887                 if (!atv) {
2888                         continue;
2889                 }
2890
2891                 RouteGroup* group = atv->route()->edit_group();
2892
2893                 if (group && group->is_active()) {
2894
2895                         /* active group for this track, loop over all tracks and get every member of the group */
2896
2897                         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
2898
2899                                 AudioTimeAxisView* tatv;
2900
2901                                 if ((tatv = dynamic_cast<AudioTimeAxisView*> (*i)) != 0) {
2902
2903                                         if (tatv->route()->edit_group() == group) {
2904                                                 relevant_tracks.insert (tatv);
2905                                         }
2906                                 }
2907                         }
2908
2909                 } else {
2910
2911                         /* no active group, or no group */
2912
2913                         relevant_tracks.insert (&base);
2914                 }
2915
2916         }
2917 }
2918
2919 void
2920 Editor::mapover_audio_tracks (slot<void,AudioTimeAxisView&,uint32_t> sl)
2921 {
2922         set<AudioTimeAxisView*> relevant_tracks;
2923
2924         if (!clicked_audio_trackview) {
2925                 return;
2926         }
2927
2928         get_relevant_audio_tracks (*clicked_audio_trackview, relevant_tracks);
2929
2930         uint32_t sz = relevant_tracks.size();
2931
2932         for (set<AudioTimeAxisView*>::iterator ati = relevant_tracks.begin(); ati != relevant_tracks.end(); ++ati) {
2933                 sl (**ati, sz);
2934         }
2935 }
2936
2937 void
2938 Editor::mapped_set_selected_regionview_from_click (RouteTimeAxisView& tv, uint32_t ignored,
2939                                                    RegionView* basis, vector<RegionView*>* all_equivs)
2940 {
2941         Playlist* pl;
2942         vector<boost::shared_ptr<Region> > results;
2943         RegionView* marv;
2944         boost::shared_ptr<Diskstream> ds;
2945
2946         if ((ds = tv.get_diskstream()) == 0) {
2947                 /* bus */
2948                 return;
2949         }
2950
2951         if (&tv == &basis->get_time_axis_view()) {
2952                 /* looking in same track as the original */
2953                 return;
2954         }
2955
2956
2957         if ((pl = dynamic_cast<Playlist*>(ds->playlist())) != 0) {
2958                 pl->get_equivalent_regions (basis->region(), results);
2959         }
2960
2961         for (vector<boost::shared_ptr<Region> >::iterator ir = results.begin(); ir != results.end(); ++ir) {
2962                 if ((marv = tv.view()->find_view (*ir)) != 0) {
2963                         all_equivs->push_back (marv);
2964                 }
2965         }
2966 }
2967
2968 bool
2969 Editor::set_selected_regionview_from_click (bool press, Selection::Operation op, bool no_track_remove)
2970 {
2971         vector<RegionView*> all_equivalent_regions;
2972         bool commit = false;
2973
2974         if (!clicked_regionview || !clicked_audio_trackview) {
2975                 return false;
2976         }
2977
2978         if (op == Selection::Toggle || op == Selection::Set) {
2979
2980                 mapover_audio_tracks (bind (mem_fun (*this, &Editor::mapped_set_selected_regionview_from_click),
2981                                             clicked_regionview, &all_equivalent_regions));
2982
2983
2984                 /* add clicked regionview since we skipped all other regions in the same track as the one it was in */
2985
2986                 all_equivalent_regions.push_back (clicked_regionview);
2987
2988                 switch (op) {
2989                 case Selection::Toggle:
2990
2991                         if (clicked_regionview->get_selected()) {
2992                                 if (press) {
2993
2994                                         /* whatever was clicked was selected already; do nothing here but allow
2995                                            the button release to deselect it
2996                                         */
2997
2998                                         button_release_can_deselect = true;
2999
3000                                 } else {
3001
3002                                         if (button_release_can_deselect) {
3003
3004                                                 /* just remove this one region, but only on a permitted button release */
3005
3006                                                 selection->remove (clicked_regionview);
3007                                                 commit = true;
3008
3009                                                 /* no more deselect action on button release till a new press
3010                                                    finds an already selected object.
3011                                                 */
3012
3013                                                 button_release_can_deselect = false;
3014                                         }
3015                                 }
3016
3017                         } else {
3018
3019                                 if (press) {
3020                                         /* add all the equivalent regions, but only on button press */
3021
3022                                         if (!all_equivalent_regions.empty()) {
3023                                                 commit = true;
3024                                         }
3025
3026                                         for (vector<RegionView*>::iterator i = all_equivalent_regions.begin(); i != all_equivalent_regions.end(); ++i) {
3027                                                 selection->add (*i);
3028                                         }
3029                                 }
3030                         }
3031                         break;
3032
3033                 case Selection::Set:
3034                         if (!clicked_regionview->get_selected()) {
3035                                 selection->set (all_equivalent_regions);
3036                                 commit = true;
3037                         } else {
3038                                 /* no commit necessary: clicked on an already selected region */
3039                                 goto out;
3040                         }
3041                         break;
3042
3043                 default:
3044                         /* silly compiler */
3045                         break;
3046                 }
3047
3048         } else if (op == Selection::Extend) {
3049
3050                 list<Selectable*> results;
3051                 nframes_t last_frame;
3052                 nframes_t first_frame;
3053
3054                 /* 1. find the last selected regionview in the track that was clicked in */
3055
3056                 last_frame = 0;
3057                 first_frame = max_frames;
3058
3059                 for (RegionSelection::iterator x = selection->regions.begin(); x != selection->regions.end(); ++x) {
3060                         if (&(*x)->get_time_axis_view() == &clicked_regionview->get_time_axis_view()) {
3061
3062                                 if ((*x)->region()->last_frame() > last_frame) {
3063                                         last_frame = (*x)->region()->last_frame();
3064                                 }
3065
3066                                 if ((*x)->region()->first_frame() < first_frame) {
3067                                         first_frame = (*x)->region()->first_frame();
3068                                 }
3069                         }
3070                 }
3071
3072                 /* 2. figure out the boundaries for our search for new objects */
3073
3074                 switch (clicked_regionview->region()->coverage (first_frame, last_frame)) {
3075                 case OverlapNone:
3076                         if (last_frame < clicked_regionview->region()->first_frame()) {
3077                                 first_frame = last_frame;
3078                                 last_frame = clicked_regionview->region()->last_frame();
3079                         } else {
3080                                 last_frame = first_frame;
3081                                 first_frame = clicked_regionview->region()->first_frame();
3082                         }
3083                         break;
3084
3085                 case OverlapExternal:
3086                         if (last_frame < clicked_regionview->region()->first_frame()) {
3087                                 first_frame = last_frame;
3088                                 last_frame = clicked_regionview->region()->last_frame();
3089                         } else {
3090                                 last_frame = first_frame;
3091                                 first_frame = clicked_regionview->region()->first_frame();
3092                         }
3093                         break;
3094
3095                 case OverlapInternal:
3096                         if (last_frame < clicked_regionview->region()->first_frame()) {
3097                                 first_frame = last_frame;
3098                                 last_frame = clicked_regionview->region()->last_frame();
3099                         } else {
3100                                 last_frame = first_frame;
3101                                 first_frame = clicked_regionview->region()->first_frame();
3102                         }
3103                         break;
3104
3105                 case OverlapStart:
3106                 case OverlapEnd:
3107                         /* nothing to do except add clicked region to selection, since it
3108                            overlaps with the existing selection in this track.
3109                         */
3110                         break;
3111                 }
3112
3113                 /* 2. find all selectable objects (regionviews in this case) between that one and the end of the
3114                       one that was clicked.
3115                 */
3116
3117                 set<AudioTimeAxisView*> relevant_tracks;
3118
3119                 get_relevant_audio_tracks (*clicked_audio_trackview, relevant_tracks);
3120
3121                 for (set<AudioTimeAxisView*>::iterator t = relevant_tracks.begin(); t != relevant_tracks.end(); ++t) {
3122                         (*t)->get_selectables (first_frame, last_frame, -1.0, -1.0, results);
3123                 }
3124
3125                 /* 3. convert to a vector of audio regions */
3126
3127                 vector<RegionView*> regions;
3128
3129                 for (list<Selectable*>::iterator x = results.begin(); x != results.end(); ++x) {
3130                         RegionView* arv;
3131
3132                         if ((arv = dynamic_cast<RegionView*>(*x)) != 0) {
3133                                 regions.push_back (arv);
3134                         }
3135                 }
3136
3137                 if (!regions.empty()) {
3138                         selection->add (regions);
3139                         commit = true;
3140                 }
3141         }
3142
3143   out:
3144         return commit;
3145 }
3146
3147 void
3148 Editor::set_selected_regionview_from_region_list (boost::shared_ptr<Region> region, Selection::Operation op)
3149 {
3150         vector<RegionView*> all_equivalent_regions;
3151
3152         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
3153
3154                 RouteTimeAxisView* tatv;
3155
3156                 if ((tatv = dynamic_cast<RouteTimeAxisView*> (*i)) != 0) {
3157
3158                         Playlist* pl;
3159                         vector<boost::shared_ptr<Region> > results;
3160                         RegionView* marv;
3161                         boost::shared_ptr<Diskstream> ds;
3162
3163                         if ((ds = tatv->get_diskstream()) == 0) {
3164                                 /* bus */
3165                                 continue;
3166                         }
3167
3168                         if ((pl = dynamic_cast<Playlist*>(ds->playlist())) != 0) {
3169                                 pl->get_region_list_equivalent_regions (region, results);
3170                         }
3171
3172                         for (vector<boost::shared_ptr<Region> >::iterator ir = results.begin(); ir != results.end(); ++ir) {
3173                                 if ((marv = tatv->view()->find_view (*ir)) != 0) {
3174                                         all_equivalent_regions.push_back (marv);
3175                                 }
3176                         }
3177
3178                 }
3179         }
3180
3181         begin_reversible_command (_("set selected regions"));
3182
3183         switch (op) {
3184         case Selection::Toggle:
3185                 /* XXX this is not correct */
3186                 selection->toggle (all_equivalent_regions);
3187                 break;
3188         case Selection::Set:
3189                 selection->set (all_equivalent_regions);
3190                 break;
3191         case Selection::Extend:
3192                 selection->add (all_equivalent_regions);
3193                 break;
3194         }
3195
3196         commit_reversible_command () ;
3197 }
3198
3199 bool
3200 Editor::set_selected_regionview_from_map_event (GdkEventAny* ev, StreamView* sv, boost::weak_ptr<Region> weak_r)
3201 {
3202         RegionView* rv;
3203         boost::shared_ptr<Region> r (weak_r.lock());
3204
3205         if (!r) {
3206                 return true;
3207         }
3208
3209         boost::shared_ptr<AudioRegion> ar;
3210
3211         if ((ar = boost::dynamic_pointer_cast<AudioRegion> (r)) == 0) {
3212                 return true;
3213         }
3214
3215         if ((rv = sv->find_view (ar)) == 0) {
3216                 return true;
3217         }
3218
3219         /* don't reset the selection if its something other than
3220            a single other region.
3221         */
3222
3223         if (selection->regions.size() > 1) {
3224                 return true;
3225         }
3226
3227         begin_reversible_command (_("set selected regions"));
3228
3229         selection->set (rv);
3230
3231         commit_reversible_command () ;
3232
3233         return true;
3234 }
3235
3236 void
3237 Editor::set_edit_group_solo (Route& route, bool yn)
3238 {
3239         RouteGroup *edit_group;
3240
3241         if ((edit_group = route.edit_group()) != 0) {
3242                 edit_group->apply (&Route::set_solo, yn, this);
3243         } else {
3244                 route.set_solo (yn, this);
3245         }
3246 }
3247
3248 void
3249 Editor::set_edit_group_mute (Route& route, bool yn)
3250 {
3251         RouteGroup *edit_group = 0;
3252
3253         if ((edit_group == route.edit_group()) != 0) {
3254                 edit_group->apply (&Route::set_mute, yn, this);
3255         } else {
3256                 route.set_mute (yn, this);
3257         }
3258 }
3259
3260 void
3261 Editor::set_edit_menu (Menu& menu)
3262 {
3263         edit_menu = &menu;
3264         edit_menu->signal_map_event().connect (mem_fun(*this, &Editor::edit_menu_map_handler));
3265 }
3266
3267 bool
3268 Editor::edit_menu_map_handler (GdkEventAny* ev)
3269 {
3270         using namespace Menu_Helpers;
3271         MenuList& edit_items = edit_menu->items();
3272         string label;
3273
3274         /* Nuke all the old items */
3275
3276         edit_items.clear ();
3277
3278         if (session == 0) {
3279                 return false;
3280         }
3281
3282         if (session->undo_depth() == 0) {
3283                 label = _("Undo");
3284         } else {
3285                 label = string_compose(_("Undo (%1)"), session->next_undo());
3286         }
3287
3288         edit_items.push_back (MenuElem (label, bind (mem_fun(*this, &Editor::undo), 1U)));
3289
3290         if (session->undo_depth() == 0) {
3291                 edit_items.back().set_sensitive (false);
3292         }
3293
3294         if (session->redo_depth() == 0) {
3295                 label = _("Redo");
3296         } else {
3297                 label = string_compose(_("Redo (%1)"), session->next_redo());
3298         }
3299
3300         edit_items.push_back (MenuElem (label, bind (mem_fun(*this, &Editor::redo), 1U)));
3301         if (session->redo_depth() == 0) {
3302                 edit_items.back().set_sensitive (false);
3303         }
3304
3305         vector<MenuItem*> mitems;
3306
3307         edit_items.push_back (SeparatorElem());
3308         edit_items.push_back (MenuElem (_("Cut"), mem_fun(*this, &Editor::cut)));
3309         mitems.push_back (&edit_items.back());
3310         edit_items.push_back (MenuElem (_("Copy"), mem_fun(*this, &Editor::copy)));
3311         mitems.push_back (&edit_items.back());
3312         edit_items.push_back (MenuElem (_("Paste"), bind (mem_fun(*this, &Editor::paste), 1.0f)));
3313         mitems.push_back (&edit_items.back());
3314         edit_items.push_back (SeparatorElem());
3315         edit_items.push_back (MenuElem (_("Align"), bind (mem_fun(*this, &Editor::align), ARDOUR::SyncPoint)));
3316         mitems.push_back (&edit_items.back());
3317         edit_items.push_back (MenuElem (_("Align Relative"), bind (mem_fun(*this, &Editor::align_relative), ARDOUR::SyncPoint)));
3318         mitems.push_back (&edit_items.back());
3319         edit_items.push_back (SeparatorElem());
3320
3321         if (selection->empty()) {
3322                 for (vector<MenuItem*>::iterator i = mitems.begin(); i != mitems.end(); ++i) {
3323                         (*i)->set_sensitive (false);
3324                 }
3325         }
3326
3327         Menu* import_menu = manage (new Menu());
3328         import_menu->set_name ("ArdourContextMenu");
3329         MenuList& import_items = import_menu->items();
3330
3331         import_items.push_back (MenuElem (_("... as new track"), bind (mem_fun(*this, &Editor::add_external_audio_action), ImportAsTrack)));
3332         import_items.push_back (MenuElem (_("... as new region"), bind (mem_fun(*this, &Editor::add_external_audio_action), ImportAsRegion)));
3333
3334         edit_items.push_back (MenuElem (_("Import audio (copy)"), *import_menu));
3335         edit_items.push_back (SeparatorElem());
3336
3337         edit_items.push_back (MenuElem (_("Remove last capture"), mem_fun(*this, &Editor::remove_last_capture)));
3338
3339         if (!session->have_captured()) {
3340                 edit_items.back().set_sensitive (false);
3341         }
3342
3343         return false;
3344 }
3345
3346 void
3347 Editor::duplicate_dialog (bool dup_region)
3348 {
3349         if (dup_region) {
3350                 if (clicked_regionview == 0) {
3351                         return;
3352                 }
3353         } else {
3354                 if (selection->time.length() == 0) {
3355                         return;
3356                 }
3357         }
3358
3359         ArdourDialog win ("duplicate dialog");
3360         Entry  entry;
3361         Label  label (_("Duplicate how many times?"));
3362
3363         win.get_vbox()->pack_start (label);
3364         win.add_action_widget (entry, RESPONSE_ACCEPT);
3365         win.add_button (Stock::OK, RESPONSE_ACCEPT);
3366         win.add_button (Stock::CANCEL, RESPONSE_CANCEL);
3367
3368         win.set_position (WIN_POS_MOUSE);
3369
3370         entry.set_text ("1");
3371         set_size_request_to_display_given_text (entry, X_("12345678"), 20, 15);
3372         entry.select_region (0, entry.get_text_length());
3373         entry.grab_focus ();
3374
3375
3376         switch (win.run ()) {
3377         case RESPONSE_ACCEPT:
3378                 break;
3379         default:
3380                 return;
3381         }
3382
3383         string text = entry.get_text();
3384         float times;
3385
3386         if (sscanf (text.c_str(), "%f", &times) == 1) {
3387                 if (dup_region) {
3388                         RegionSelection regions;
3389                         regions.add (clicked_regionview);
3390                         duplicate_some_regions (regions, times);
3391                 } else {
3392                         duplicate_selection (times);
3393                 }
3394         }
3395 }
3396
3397 void
3398 Editor::show_verbose_canvas_cursor ()
3399 {
3400         verbose_canvas_cursor->raise_to_top();
3401         verbose_canvas_cursor->show();
3402         verbose_cursor_visible = true;
3403 }
3404
3405 void
3406 Editor::hide_verbose_canvas_cursor ()
3407 {
3408         verbose_canvas_cursor->hide();
3409         verbose_cursor_visible = false;
3410 }
3411
3412 void
3413 Editor::set_verbose_canvas_cursor (const string & txt, double x, double y)
3414 {
3415         /* XXX get origin of canvas relative to root window,
3416            add x and y and check compared to gdk_screen_{width,height}
3417         */
3418         verbose_canvas_cursor->property_text() = txt.c_str();
3419         verbose_canvas_cursor->property_x() = x;
3420         verbose_canvas_cursor->property_y() = y;
3421 }
3422
3423 void
3424 Editor::set_verbose_canvas_cursor_text (const string & txt)
3425 {
3426         verbose_canvas_cursor->property_text() = txt.c_str();
3427 }
3428
3429 void
3430 Editor::edit_mode_selection_done ()
3431 {
3432         if (session == 0) {
3433                 return;
3434         }
3435
3436         string choice = edit_mode_selector.get_active_text();
3437         EditMode mode = Slide;
3438
3439         if (choice == _("Splice Edit")) {
3440                 mode = Splice;
3441         } else if (choice == _("Slide Edit")) {
3442                 mode = Slide;
3443         }
3444
3445         Config->set_edit_mode (mode);
3446 }
3447
3448 void
3449 Editor::snap_type_selection_done ()
3450 {
3451         if (session == 0) {
3452                 return;
3453         }
3454
3455         string choice = snap_type_selector.get_active_text();
3456         SnapType snaptype = SnapToFrame;
3457
3458         if (choice == _("Beats/3")) {
3459                 snaptype = SnapToAThirdBeat;
3460         } else if (choice == _("Beats/4")) {
3461                 snaptype = SnapToAQuarterBeat;
3462         } else if (choice == _("Beats/8")) {
3463                 snaptype = SnapToAEighthBeat;
3464         } else if (choice == _("Beats/16")) {
3465                 snaptype = SnapToASixteenthBeat;
3466         } else if (choice == _("Beats/32")) {
3467                 snaptype = SnapToAThirtysecondBeat;
3468         } else if (choice == _("Beats")) {
3469                 snaptype = SnapToBeat;
3470         } else if (choice == _("Bars")) {
3471                 snaptype = SnapToBar;
3472         } else if (choice == _("Marks")) {
3473                 snaptype = SnapToMark;
3474         } else if (choice == _("Edit Cursor")) {
3475                 snaptype = SnapToEditCursor;
3476         } else if (choice == _("Region starts")) {
3477                 snaptype = SnapToRegionStart;
3478         } else if (choice == _("Region ends")) {
3479                 snaptype = SnapToRegionEnd;
3480         } else if (choice == _("Region bounds")) {
3481                 snaptype = SnapToRegionBoundary;
3482         } else if (choice == _("Region syncs")) {
3483                 snaptype = SnapToRegionSync;
3484         } else if (choice == _("CD Frames")) {
3485                 snaptype = SnapToCDFrame;
3486         } else if (choice == _("SMPTE Frames")) {
3487                 snaptype = SnapToSMPTEFrame;
3488         } else if (choice == _("SMPTE Seconds")) {
3489                 snaptype = SnapToSMPTESeconds;
3490         } else if (choice == _("SMPTE Minutes")) {
3491                 snaptype = SnapToSMPTEMinutes;
3492         } else if (choice == _("Seconds")) {
3493                 snaptype = SnapToSeconds;
3494         } else if (choice == _("Minutes")) {
3495                 snaptype = SnapToMinutes;
3496         } else if (choice == _("None")) {
3497                 snaptype = SnapToFrame;
3498         }
3499
3500         set_snap_to (snaptype);
3501 }
3502
3503 void
3504 Editor::snap_mode_selection_done ()
3505 {
3506         if(session == 0) {
3507                 return;
3508         }
3509
3510         string choice = snap_mode_selector.get_active_text();
3511         SnapMode mode = SnapNormal;
3512
3513         if (choice == _("Normal Snap")) {
3514                 mode = SnapNormal;
3515         } else if (choice == _("Magnetic Snap")) {
3516                 mode = SnapMagnetic;
3517         }
3518
3519         set_snap_mode (mode);
3520 }
3521
3522 void
3523 Editor::zoom_focus_selection_done ()
3524 {
3525         if (session == 0) {
3526                 return;
3527         }
3528
3529         string choice = zoom_focus_selector.get_active_text();
3530         ZoomFocus focus_type = ZoomFocusLeft;
3531
3532         if (choice == _("Left")) {
3533                 focus_type = ZoomFocusLeft;
3534         } else if (choice == _("Right")) {
3535                 focus_type = ZoomFocusRight;
3536         } else if (choice == _("Center")) {
3537                 focus_type = ZoomFocusCenter;
3538         } else if (choice == _("Playhead")) {
3539                 focus_type = ZoomFocusPlayhead;
3540         } else if (choice == _("Edit Cursor")) {
3541                 focus_type = ZoomFocusEdit;
3542         }
3543
3544         set_zoom_focus (focus_type);
3545 }
3546
3547 gint
3548 Editor::edit_controls_button_release (GdkEventButton* ev)
3549 {
3550         if (Keyboard::is_context_menu_event (ev)) {
3551                 ARDOUR_UI::instance()->add_route ();
3552         }
3553         return TRUE;
3554 }
3555
3556 void
3557 Editor::track_selection_changed ()
3558 {
3559         switch (selection->tracks.size()){
3560         case 0:
3561                 break;
3562         default:
3563                 set_selected_mixer_strip (*(selection->tracks.front()));
3564                 break;
3565         }
3566
3567         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
3568                 (*i)->set_selected (false);
3569                 if (mouse_mode == MouseRange) {
3570                         (*i)->hide_selection ();
3571                 }
3572         }
3573
3574         for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
3575                 (*i)->set_selected (true);
3576                 if (mouse_mode == MouseRange) {
3577                         (*i)->show_selection (selection->time);
3578                 }
3579         }
3580 }
3581
3582 void
3583 Editor::time_selection_changed ()
3584 {
3585         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
3586                 (*i)->hide_selection ();
3587         }
3588
3589         if (selection->tracks.empty()) {
3590                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
3591                         (*i)->show_selection (selection->time);
3592                 }
3593         } else {
3594                 for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
3595                         (*i)->show_selection (selection->time);
3596                 }
3597         }
3598
3599         if (selection->time.empty()) {
3600                 ActionManager::set_sensitive (ActionManager::time_selection_sensitive_actions, false);
3601         } else {
3602                 ActionManager::set_sensitive (ActionManager::time_selection_sensitive_actions, true);
3603         }
3604 }
3605
3606 void
3607 Editor::region_selection_changed ()
3608 {
3609         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
3610                 (*i)->set_selected_regionviews (selection->regions);
3611         }
3612 }
3613
3614 void
3615 Editor::point_selection_changed ()
3616 {
3617         for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
3618                 (*i)->set_selected_points (selection->points);
3619         }
3620 }
3621
3622 gint
3623 Editor::mouse_select_button_release (GdkEventButton* ev)
3624 {
3625         /* this handles just right-clicks */
3626
3627         if (ev->button != 3) {
3628                 return FALSE;
3629         }
3630
3631         return TRUE;
3632 }
3633
3634 Editor::TrackViewList *
3635 Editor::get_valid_views (TimeAxisView* track, RouteGroup* group)
3636 {
3637         TrackViewList *v;
3638         TrackViewList::iterator i;
3639
3640         v = new TrackViewList;
3641
3642         if (track == 0 && group == 0) {
3643
3644                 /* all views */
3645
3646                 for (i = track_views.begin(); i != track_views.end (); ++i) {
3647                         v->push_back (*i);
3648                 }
3649
3650         } else if (track != 0 && group == 0 || (track != 0 && group != 0 && !group->is_active())) {
3651
3652                 /* just the view for this track
3653                  */
3654
3655                 v->push_back (track);
3656
3657         } else {
3658
3659                 /* views for all tracks in the edit group */
3660
3661                 for (i  = track_views.begin(); i != track_views.end (); ++i) {
3662
3663                         if (group == 0 || (*i)->edit_group() == group) {
3664                                 v->push_back (*i);
3665                         }
3666                 }
3667         }
3668
3669         return v;
3670 }
3671
3672 void
3673 Editor::set_zoom_focus (ZoomFocus f)
3674 {
3675         vector<string> txt = I18N (zoom_focus_strings);
3676         zoom_focus_selector.set_active_text (txt[(int)f]);
3677
3678         if (zoom_focus != f) {
3679                 zoom_focus = f;
3680
3681                 ZoomFocusChanged (); /* EMIT_SIGNAL */
3682
3683                 instant_save ();
3684         }
3685 }
3686
3687 void
3688 Editor::ensure_float (Window& win)
3689 {
3690         win.set_transient_for (*this);
3691 }
3692
3693 void
3694 Editor::pane_allocation_handler (Allocation &alloc, Paned* which)
3695 {
3696         /* recover or initialize pane positions. do this here rather than earlier because
3697            we don't want the positions to change the child allocations, which they seem to do.
3698          */
3699
3700         int pos;
3701         XMLProperty* prop;
3702         char buf[32];
3703         XMLNode* node = ARDOUR_UI::instance()->editor_settings();
3704         int width, height;
3705         static int32_t done;
3706         XMLNode* geometry;
3707
3708         if ((geometry = find_named_node (*node, "geometry")) == 0) {
3709                 width = default_width;
3710                 height = default_height;
3711         } else {
3712                 width = atoi(geometry->property("x_size")->value());
3713                 height = atoi(geometry->property("y_size")->value());
3714         }
3715
3716         if (which == static_cast<Paned*> (&edit_pane)) {
3717
3718                 if (done) {
3719                         return;
3720                 }
3721
3722                 if (!geometry || (prop = geometry->property ("edit_pane_pos")) == 0) {
3723                         /* initial allocation is 90% to canvas, 10% to notebook */
3724                         pos = (int) floor (alloc.get_width() * 0.90f);
3725                         snprintf (buf, sizeof(buf), "%d", pos);
3726                 } else {
3727                         pos = atoi (prop->value());
3728                 }
3729
3730                 if ((done = GTK_WIDGET(edit_pane.gobj())->allocation.width > pos)) {
3731                         edit_pane.set_position (pos);
3732                         pre_maximal_pane_position = pos;
3733                 }
3734         }
3735 }
3736
3737 void
3738 Editor::detach_tearoff (Box* b, Window* w)
3739 {
3740         if (tools_tearoff->torn_off() &&
3741             mouse_mode_tearoff->torn_off()) {
3742                 top_hbox.remove (toolbar_frame);
3743         }
3744 }
3745
3746 void
3747 Editor::reattach_tearoff (Box* b, Window* w, int32_t n)
3748 {
3749         if (toolbar_frame.get_parent() == 0) {
3750                 top_hbox.pack_end (toolbar_frame);
3751         }
3752 }
3753
3754 void
3755 Editor::set_show_measures (bool yn)
3756 {
3757         if (_show_measures != yn) {
3758                 hide_measures ();
3759
3760                 if ((_show_measures = yn) == true) {
3761                         draw_measures ();
3762                 }
3763                 DisplayControlChanged (ShowMeasures);
3764                 instant_save ();
3765         }
3766 }
3767
3768 void
3769 Editor::toggle_follow_playhead ()
3770 {
3771         RefPtr<Action> act = ActionManager::get_action (X_("Editor"), X_("toggle-follow-playhead"));
3772         if (act) {
3773                 RefPtr<ToggleAction> tact = RefPtr<ToggleAction>::cast_dynamic(act);
3774                 set_follow_playhead (tact->get_active());
3775         }
3776 }
3777
3778 void
3779 Editor::set_follow_playhead (bool yn)
3780 {
3781         if (_follow_playhead != yn) {
3782                 if ((_follow_playhead = yn) == true) {
3783                         /* catch up */
3784                         update_current_screen ();
3785                 }
3786                 DisplayControlChanged (FollowPlayhead);
3787                 instant_save ();
3788         }
3789 }
3790
3791 void
3792 Editor::toggle_xfade_active (Crossfade* xfade)
3793 {
3794         xfade->set_active (!xfade->active());
3795 }
3796
3797 void
3798 Editor::toggle_xfade_length (Crossfade* xfade)
3799 {
3800         xfade->set_follow_overlap (!xfade->following_overlap());
3801 }
3802
3803 void
3804 Editor::edit_xfade (Crossfade* xfade)
3805 {
3806         CrossfadeEditor cew (*session, *xfade, xfade->fade_in().get_min_y(), 1.0);
3807
3808         ensure_float (cew);
3809
3810         switch (cew.run ()) {
3811         case RESPONSE_ACCEPT:
3812                 break;
3813         default:
3814                 return;
3815         }
3816
3817         cew.apply ();
3818         xfade->StateChanged (Change (~0));
3819 }
3820
3821 PlaylistSelector&
3822 Editor::playlist_selector () const
3823 {
3824         return *_playlist_selector;
3825 }
3826
3827 nframes_t
3828 Editor::get_nudge_distance (nframes_t pos, nframes_t& next)
3829 {
3830         nframes_t ret;
3831
3832         ret = nudge_clock.current_duration (pos);
3833         next = ret + 1; /* XXXX fix me */
3834
3835         return ret;
3836 }
3837
3838 void
3839 Editor::end_location_changed (Location* location)
3840 {
3841         ENSURE_GUI_THREAD (bind (mem_fun(*this, &Editor::end_location_changed), location));
3842         reset_scrolling_region ();
3843 }
3844
3845 int
3846 Editor::playlist_deletion_dialog (Playlist* pl)
3847 {
3848         ArdourDialog dialog ("playlist deletion dialog");
3849         Label  label (string_compose (_("Playlist %1 is currently unused.\n"
3850                                  "If left alone, no audio files used by it will be cleaned.\n"
3851                                  "If deleted, audio files used by it alone by will cleaned."),
3852                                pl->name()));
3853
3854         dialog.set_position (WIN_POS_CENTER);
3855         dialog.get_vbox()->pack_start (label);
3856
3857         dialog.add_button (_("Delete playlist"), RESPONSE_ACCEPT);
3858         dialog.add_button (_("Keep playlist"), RESPONSE_CANCEL);
3859         dialog.add_button (_("Cancel"), RESPONSE_CANCEL);
3860
3861         switch (dialog.run ()) {
3862         case RESPONSE_ACCEPT:
3863                 /* delete the playlist */
3864                 return 0;
3865                 break;
3866
3867         case RESPONSE_REJECT:
3868                 /* keep the playlist */
3869                 return 1;
3870                 break;
3871
3872         default:
3873                 break;
3874         }
3875
3876         return -1;
3877 }
3878
3879 bool
3880 Editor::audio_region_selection_covers (nframes_t where)
3881 {
3882         for (RegionSelection::iterator a = selection->regions.begin(); a != selection->regions.end(); ++a) {
3883                 if ((*a)->region()->covers (where)) {
3884                         return true;
3885                 }
3886         }
3887
3888         return false;
3889 }
3890
3891 void
3892 Editor::prepare_for_cleanup ()
3893 {
3894         cut_buffer->clear_regions ();
3895         cut_buffer->clear_playlists ();
3896
3897         selection->clear_regions ();
3898         selection->clear_playlists ();
3899 }
3900
3901 Location*
3902 Editor::transport_loop_location()
3903 {
3904         if (session) {
3905                 return session->locations()->auto_loop_location();
3906         } else {
3907                 return 0;
3908         }
3909 }
3910
3911 Location*
3912 Editor::transport_punch_location()
3913 {
3914         if (session) {
3915                 return session->locations()->auto_punch_location();
3916         } else {
3917                 return 0;
3918         }
3919 }
3920
3921 bool
3922 Editor::control_layout_scroll (GdkEventScroll* ev)
3923 {
3924         switch (ev->direction) {
3925         case GDK_SCROLL_UP:
3926                 scroll_tracks_up_line ();
3927                 return true;
3928                 break;
3929
3930         case GDK_SCROLL_DOWN:
3931                 scroll_tracks_down_line ();
3932                 return true;
3933
3934         default:
3935                 /* no left/right handling yet */
3936                 break;
3937         }
3938
3939         return false;
3940 }
3941
3942 void
3943 Editor::snapshot_display_selection_changed ()
3944 {
3945         if (snapshot_display.get_selection()->count_selected_rows() > 0) {
3946
3947                 TreeModel::iterator i = snapshot_display.get_selection()->get_selected();
3948
3949                 Glib::ustring snap_name = (*i)[snapshot_display_columns.real_name];
3950
3951                 if (snap_name.length() == 0) {
3952                         return;
3953                 }
3954
3955                 if (session->snap_name() == snap_name) {
3956                         return;
3957                 }
3958
3959                 ARDOUR_UI::instance()->load_session(session->path(), string (snap_name));
3960         }
3961 }
3962
3963 bool
3964 Editor::snapshot_display_button_press (GdkEventButton* ev)
3965 {
3966          return false;
3967 }
3968
3969 void
3970 Editor::redisplay_snapshots ()
3971 {
3972         if (session == 0) {
3973                 return;
3974         }
3975
3976         vector<string*>* states;
3977
3978         if ((states = session->possible_states()) == 0) {
3979                 return;
3980         }
3981
3982         snapshot_display_model->clear ();
3983
3984         for (vector<string*>::iterator i = states->begin(); i != states->end(); ++i) {
3985                 string statename = *(*i);
3986                 TreeModel::Row row = *(snapshot_display_model->append());
3987                 row[snapshot_display_columns.visible_name] = statename;
3988                 row[snapshot_display_columns.real_name] = statename;
3989         }
3990
3991         delete states;
3992 }
3993
3994 void
3995 Editor::session_state_saved (string snap_name)
3996 {
3997         ENSURE_GUI_THREAD (bind (mem_fun(*this, &Editor::session_state_saved), snap_name));
3998         redisplay_snapshots ();
3999 }
4000
4001 void
4002 Editor::maximise_editing_space ()
4003 {
4004         mouse_mode_tearoff->set_visible (false);
4005         tools_tearoff->set_visible (false);
4006
4007         pre_maximal_pane_position = edit_pane.get_position();
4008         edit_pane.set_position (edit_pane.get_width());
4009
4010         fullscreen();
4011 }
4012
4013 void
4014 Editor::restore_editing_space ()
4015 {
4016         mouse_mode_tearoff->set_visible (true);
4017         tools_tearoff->set_visible (true);
4018
4019         edit_pane.set_position (pre_maximal_pane_position);
4020
4021         unfullscreen();
4022 }
4023
4024 void
4025 Editor::new_playlists ()
4026 {
4027         begin_reversible_command (_("new playlists"));
4028         mapover_audio_tracks (mem_fun (*this, &Editor::mapped_use_new_playlist));
4029         commit_reversible_command ();
4030 }
4031
4032 void
4033 Editor::copy_playlists ()
4034 {
4035         begin_reversible_command (_("copy playlists"));
4036         mapover_audio_tracks (mem_fun (*this, &Editor::mapped_use_copy_playlist));
4037         commit_reversible_command ();
4038 }
4039
4040 void
4041 Editor::clear_playlists ()
4042 {
4043         begin_reversible_command (_("clear playlists"));
4044         mapover_audio_tracks (mem_fun (*this, &Editor::mapped_clear_playlist));
4045         commit_reversible_command ();
4046 }
4047
4048 void
4049 Editor::mapped_use_new_playlist (AudioTimeAxisView& atv, uint32_t sz)
4050 {
4051         atv.use_new_playlist (sz > 1 ? false : true);
4052 }
4053
4054 void
4055 Editor::mapped_use_copy_playlist (AudioTimeAxisView& atv, uint32_t sz)
4056 {
4057         atv.use_copy_playlist (sz > 1 ? false : true);
4058 }
4059
4060 void
4061 Editor::mapped_clear_playlist (AudioTimeAxisView& atv, uint32_t sz)
4062 {
4063         atv.clear_playlist ();
4064 }
4065
4066 bool
4067 Editor::on_key_press_event (GdkEventKey* ev)
4068 {
4069         return key_press_focus_accelerator_handler (*this, ev);
4070 }
4071