gtk2_ardour/location_ui.cc

   1 /*
   2     Copyright (C) 2000 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #include <cmath>
  21 #include <cstdlib>
  22
  23 #include <gtkmm2ext/utils.h>
  24 #include <gtkmm2ext/stop_signal.h>
  25 #include <gtkmm2ext/window_title.h>
  26
  27 #include <ardour/utils.h>
  28 #include <ardour/configuration.h>
  29 #include <ardour/session.h>
  30 #include <pbd/memento_command.h>
  31
  32 #include "ardour_ui.h"
  33 #include "prompter.h"
  34 #include "location_ui.h"
  35 #include "keyboard.h"
  36 #include "utils.h"
  37 #include "gui_thread.h"
  38
  39 #include "i18n.h"
  40
  41 using namespace ARDOUR;
  42 using namespace PBD;
  43 using namespace Gtk;
  44 using namespace Gtkmm2ext;
  45
  46 LocationEditRow::LocationEditRow(Session * sess, Location * loc, int32_t num)
  47         : location(0), session(0),
  48           item_table (1, 7, false),
  49           start_set_button (_("Set")),
  50           start_go_button (_("Go")),
  51           start_clock (X_("locationstart"), true, X_("LocationEditRowClock"), true),
  52           end_set_button (_("Set")),
  53           end_go_button (_("Go")),
  54           end_clock (X_("locationend"), true, X_("LocationEditRowClock"), true),
  55           length_clock (X_("locationlength"), true, X_("LocationEditRowClock"), true, true),
  56           cd_check_button (_("CD")),
  57           hide_check_button (_("Hidden")),
  58           remove_button (_("Remove")),
  59           scms_check_button (_("SCMS")),
  60           preemph_check_button (_("Pre-Emphasis"))
  61
  62 {
  63
  64         i_am_the_modifier = 0;
  65
  66         number_label.set_name ("LocationEditNumberLabel");
  67         name_label.set_name ("LocationEditNameLabel");
  68         name_entry.set_name ("LocationEditNameEntry");
  69         start_set_button.set_name ("LocationEditSetButton");
  70         start_go_button.set_name ("LocationEditGoButton");
  71         end_set_button.set_name ("LocationEditSetButton");
  72         end_go_button.set_name ("LocationEditGoButton");
  73         cd_check_button.set_name ("LocationEditCdButton");
  74         hide_check_button.set_name ("LocationEditHideButton");
  75         remove_button.set_name ("LocationEditRemoveButton");
  76         isrc_label.set_name ("LocationEditNumberLabel");
  77         isrc_entry.set_name ("LocationEditNameEntry");
  78         scms_check_button.set_name ("LocationEditCdButton");
  79         preemph_check_button.set_name ("LocationEditCdButton");
  80         performer_label.set_name ("LocationEditNumberLabel");
  81         performer_entry.set_name ("LocationEditNameEntry");
  82         composer_label.set_name ("LocationEditNumberLabel");
  83         composer_entry.set_name ("LocationEditNameEntry");
  84
  85
  86         isrc_label.set_text ("ISRC: ");
  87         isrc_label.set_size_request (30, -1);
  88         performer_label.set_text ("Performer: ");
  89         performer_label.set_size_request (60, -1);
  90         composer_label.set_text ("Composer: ");
  91         composer_label.set_size_request (60, -1);
  92
  93         isrc_entry.set_size_request (112, -1);
  94         isrc_entry.set_max_length(12);
  95         isrc_entry.set_editable (true);
  96
  97         performer_entry.set_size_request (100, -1);
  98         performer_entry.set_editable (true);
  99
 100         composer_entry.set_size_request (100, -1);
 101         composer_entry.set_editable (true);
 102
 103         cd_track_details_hbox.pack_start (isrc_label, false, false);
 104         cd_track_details_hbox.pack_start (isrc_entry, false, false);
 105         cd_track_details_hbox.pack_start (scms_check_button, false, false);
 106         cd_track_details_hbox.pack_start (preemph_check_button, false, false);
 107         cd_track_details_hbox.pack_start (performer_label, false, false);
 108         cd_track_details_hbox.pack_start (performer_entry, true, true);
 109         cd_track_details_hbox.pack_start (composer_label, false, false);
 110         cd_track_details_hbox.pack_start (composer_entry, true, true);
 111
 112         isrc_entry.signal_changed().connect (mem_fun(*this, &LocationEditRow::isrc_entry_changed));
 113         performer_entry.signal_changed().connect (mem_fun(*this, &LocationEditRow::performer_entry_changed));
 114         composer_entry.signal_changed().connect (mem_fun(*this, &LocationEditRow::composer_entry_changed));
 115         scms_check_button.signal_toggled().connect(mem_fun(*this, &LocationEditRow::scms_toggled));
 116         preemph_check_button.signal_toggled().connect(mem_fun(*this, &LocationEditRow::preemph_toggled));
 117
 118
 119         set_session (sess);
 120
 121
 122         item_table.attach (number_label, 0, 1, 0, 1, FILL, FILL, 3, 0);
 123
 124         start_hbox.pack_start (start_go_button, false, false);
 125         start_hbox.pack_start (start_clock, false, false);
 126         start_hbox.pack_start (start_set_button, false, false);
 127
 128         item_table.attach (start_hbox, 2, 3, 0, 1, FILL, FILL, 4, 0);
 129
 130
 131         start_set_button.signal_clicked().connect(bind (mem_fun (*this, &LocationEditRow::set_button_pressed), LocStart));
 132         start_go_button.signal_clicked().connect(bind (mem_fun (*this, &LocationEditRow::go_button_pressed), LocStart));
 133         start_clock.ValueChanged.connect (bind (mem_fun (*this, &LocationEditRow::clock_changed), LocStart));
 134
 135
 136         end_hbox.pack_start (end_go_button, false, false);
 137         end_hbox.pack_start (end_clock, false, false);
 138         end_hbox.pack_start (end_set_button, false, false);
 139
 140         //item_table.attach (end_hbox, 2, 3, 0, 1, 0, 0, 4, 0);
 141
 142         end_set_button.signal_clicked().connect(bind (mem_fun (*this, &LocationEditRow::set_button_pressed), LocEnd));
 143         end_go_button.signal_clicked().connect(bind (mem_fun (*this, &LocationEditRow::go_button_pressed), LocEnd));
 144         end_clock.ValueChanged.connect (bind (mem_fun (*this, &LocationEditRow::clock_changed), LocEnd));
 145
 146 //      item_table.attach (length_clock, 3, 4, 0, 1, 0, 0, 4, 0);
 147         length_clock.ValueChanged.connect (bind ( mem_fun(*this, &LocationEditRow::clock_changed), LocLength));
 148
 149 //      item_table.attach (cd_check_button, 4, 5, 0, 1, 0, Gtk::FILL, 4, 0);
 150 //      item_table.attach (hide_check_button, 5, 6, 0, 1, 0, Gtk::FILL, 4, 0);
 151 //      item_table.attach (remove_button, 7, 8, 0, 1, 0, Gtk::FILL, 4, 0);
 152
 153         cd_check_button.signal_toggled().connect(mem_fun(*this, &LocationEditRow::cd_toggled));
 154         hide_check_button.signal_toggled().connect(mem_fun(*this, &LocationEditRow::hide_toggled));
 155
 156         remove_button.signal_clicked().connect(mem_fun(*this, &LocationEditRow::remove_button_pressed));
 157
 158         pack_start(item_table, true, true);
 159
 160         set_location (loc);
 161         set_number (num);
 162 }
 163
 164 LocationEditRow::~LocationEditRow()
 165 {
 166         if (location) {
 167                 start_changed_connection.disconnect();
 168                 end_changed_connection.disconnect();
 169                 name_changed_connection.disconnect();
 170                 changed_connection.disconnect();
 171                 flags_changed_connection.disconnect();
 172         }
 173 }
 174
 175 void
 176 LocationEditRow::set_session (Session *sess)
 177 {
 178         session = sess;
 179
 180         if (!session) return;
 181
 182         start_clock.set_session (session);
 183         end_clock.set_session (session);
 184         length_clock.set_session (session);
 185
 186 }
 187
 188 void
 189 LocationEditRow::set_number (int num)
 190 {
 191         number = num;
 192
 193         if (number >= 0 ) {
 194                 number_label.set_text (string_compose ("%1", number));
 195         }
 196 }
 197
 198 void
 199 LocationEditRow::set_location (Location *loc)
 200 {
 201         if (location) {
 202                 start_changed_connection.disconnect();
 203                 end_changed_connection.disconnect();
 204                 name_changed_connection.disconnect();
 205                 changed_connection.disconnect();
 206                 flags_changed_connection.disconnect();
 207         }
 208
 209         location = loc;
 210
 211         if (!location) return;
 212
 213         if (!hide_check_button.get_parent()) {
 214                 item_table.attach (hide_check_button, 6, 7, 0, 1, FILL, Gtk::FILL, 4, 0);
 215         }
 216         hide_check_button.set_active (location->is_hidden());
 217
 218         if (location->is_auto_loop() || location-> is_auto_punch()) {
 219                 // use label instead of entry
 220
 221                 name_label.set_text (location->name());
 222                 name_label.set_size_request (80, -1);
 223
 224                 if (!name_label.get_parent()) {
 225                         item_table.attach (name_label, 1, 2, 0, 1, FILL, Gtk::FILL, 4, 0);
 226                 }
 227
 228                 name_label.show();
 229
 230         } else {
 231
 232                 name_entry.set_text (location->name());
 233                 name_entry.set_size_request (100, -1);
 234                 name_entry.set_editable (true);
 235                 name_entry.signal_changed().connect (mem_fun(*this, &LocationEditRow::name_entry_changed));
 236
 237                 if (!name_entry.get_parent()) {
 238                         item_table.attach (name_entry, 1, 2, 0, 1, FILL | EXPAND, FILL, 4, 0);
 239                 }
 240                 name_entry.show();
 241
 242                 if (!cd_check_button.get_parent()) {
 243                         item_table.attach (cd_check_button, 5, 6, 0, 1, FILL, Gtk::FILL, 4, 0);
 244                 }
 245                 if (!remove_button.get_parent()) {
 246                         item_table.attach (remove_button, 7, 8, 0, 1, FILL, Gtk::FILL, 4, 0);
 247                 }
 248
 249                 /* XXX i can't find a way to hide the button without messing up
 250                    the row spacing, so make it insensitive (paul).
 251                 */
 252
 253                 if (location->is_end() || location->is_start()) {
 254                         remove_button.set_sensitive (false);
 255                 }
 256
 257                 cd_check_button.set_active (location->is_cd_marker());
 258                 cd_check_button.show();
 259
 260                 if (location->start() == session->current_start_frame()) {
 261                         cd_check_button.set_sensitive (false);
 262                 } else {
 263                         cd_check_button.set_sensitive (true);
 264                 }
 265
 266                 hide_check_button.show();
 267         }
 268
 269         start_clock.set (location->start(), true);
 270
 271
 272         if (!location->is_mark()) {
 273                 if (!end_hbox.get_parent()) {
 274                         item_table.attach (end_hbox, 3, 4, 0, 1, FILL, FILL, 4, 0);
 275                 }
 276                 if (!length_clock.get_parent()) {
 277                         item_table.attach (length_clock, 4, 5, 0, 1, FILL, FILL, 4, 0);
 278                 }
 279
 280                 end_clock.set (location->end(), true);
 281                 length_clock.set (location->length(), true);
 282
 283                 end_set_button.show();
 284                 end_go_button.show();
 285                 end_clock.show();
 286                 length_clock.show();
 287
 288         } else {
 289
 290                 end_set_button.hide();
 291                 end_go_button.hide();
 292                 end_clock.hide();
 293                 length_clock.hide();
 294
 295         }
 296
 297         start_clock.set_sensitive (!location->locked());
 298         end_clock.set_sensitive (!location->locked());
 299         length_clock.set_sensitive (!location->locked());
 300
 301         start_changed_connection = location->start_changed.connect (mem_fun(*this, &LocationEditRow::start_changed));
 302         end_changed_connection = location->end_changed.connect (mem_fun(*this, &LocationEditRow::end_changed));
 303         name_changed_connection = location->name_changed.connect (mem_fun(*this, &LocationEditRow::name_changed));
 304         changed_connection = location->changed.connect (mem_fun(*this, &LocationEditRow::location_changed));
 305         flags_changed_connection = location->FlagsChanged.connect (mem_fun(*this, &LocationEditRow::flags_changed));
 306 }
 307
 308 void
 309 LocationEditRow::name_entry_changed ()
 310 {
 311         ENSURE_GUI_THREAD(mem_fun(*this, &LocationEditRow::name_entry_changed));
 312         if (i_am_the_modifier || !location) return;
 313
 314         location->set_name (name_entry.get_text());
 315 }
 316
 317
 318 void
 319 LocationEditRow::isrc_entry_changed ()
 320 {
 321         ENSURE_GUI_THREAD(mem_fun(*this, &LocationEditRow::isrc_entry_changed));
 322
 323         if (i_am_the_modifier || !location) return;
 324
 325         if (isrc_entry.get_text() != "" ) {
 326
 327           location->cd_info["isrc"] = isrc_entry.get_text();
 328
 329         } else {
 330           location->cd_info.erase("isrc");
 331         }
 332 }
 333
 334 void
 335 LocationEditRow::performer_entry_changed ()
 336 {
 337         ENSURE_GUI_THREAD(mem_fun(*this, &LocationEditRow::performer_entry_changed));
 338
 339         if (i_am_the_modifier || !location) return;
 340
 341         if (performer_entry.get_text() != "") {
 342           location->cd_info["performer"] = performer_entry.get_text();
 343         } else {
 344           location->cd_info.erase("performer");
 345         }
 346 }
 347
 348 void
 349 LocationEditRow::composer_entry_changed ()
 350 {
 351         ENSURE_GUI_THREAD(mem_fun(*this, &LocationEditRow::composer_entry_changed));
 352
 353         if (i_am_the_modifier || !location) return;
 354
 355         if (composer_entry.get_text() != "") {
 356         location->cd_info["composer"] = composer_entry.get_text();
 357         } else {
 358           location->cd_info.erase("composer");
 359         }
 360 }
 361
 362
 363 void
 364 LocationEditRow::set_button_pressed (LocationPart part)
 365 {
 366         if (!location) return;
 367
 368         switch (part) {
 369         case LocStart:
 370                 location->set_start (session->transport_frame ());
 371                 break;
 372         case LocEnd:
 373                 location->set_end (session->transport_frame ());
 374                 break;
 375         default:
 376                 break;
 377         }
 378 }
 379
 380 void
 381 LocationEditRow::go_button_pressed (LocationPart part)
 382 {
 383         if (!location) return;
 384
 385         switch (part) {
 386         case LocStart:
 387                 ARDOUR_UI::instance()->do_transport_locate (location->start());
 388                 break;
 389         case LocEnd:
 390                 ARDOUR_UI::instance()->do_transport_locate (location->end());
 391                 break;
 392         default:
 393                 break;
 394         }
 395 }
 396
 397 void
 398 LocationEditRow::clock_changed (LocationPart part)
 399 {
 400         if (i_am_the_modifier || !location) return;
 401
 402         switch (part) {
 403         case LocStart:
 404                 location->set_start (start_clock.current_time());
 405                 break;
 406         case LocEnd:
 407                 location->set_end (end_clock.current_time());
 408                 break;
 409         case LocLength:
 410                 location->set_end (location->start() + length_clock.current_duration());
 411         default:
 412                 break;
 413         }
 414
 415 }
 416
 417 void
 418 LocationEditRow::cd_toggled ()
 419 {
 420         if (i_am_the_modifier || !location) {
 421                 return;
 422         }
 423
 424         if (cd_check_button.get_active() == location->is_cd_marker()) {
 425                 return;
 426         }
 427
 428         if (cd_check_button.get_active()) {
 429                 if (location->start() <= session->current_start_frame()) {
 430                         error << _("You cannot put a CD marker at the start of the session") << endmsg;
 431                         cd_check_button.set_active (false);
 432                         return;
 433                 }
 434         }
 435
 436         location->set_cd (cd_check_button.get_active(), this);
 437
 438         if (location->is_cd_marker() && !(location->is_mark())) {
 439
 440                 if (location->cd_info.find("isrc") != location->cd_info.end()) {
 441                         isrc_entry.set_text(location->cd_info["isrc"]);
 442                 }
 443                 if (location->cd_info.find("performer") != location->cd_info.end()) {
 444                         performer_entry.set_text(location->cd_info["performer"]);
 445                 }
 446                 if (location->cd_info.find("composer") != location->cd_info.end()) {
 447                         composer_entry.set_text(location->cd_info["composer"]);
 448                 }
 449                 if (location->cd_info.find("scms") != location->cd_info.end()) {
 450                         scms_check_button.set_active(true);
 451                 }
 452                 if (location->cd_info.find("preemph") != location->cd_info.end()) {
 453                         preemph_check_button.set_active(true);
 454                 }
 455
 456                 if (!cd_track_details_hbox.get_parent()) {
 457                         item_table.attach (cd_track_details_hbox, 1, 8, 1, 2, FILL | EXPAND, FILL, 4, 0);
 458                 }
 459                 // item_table.resize(2, 7);
 460                 cd_track_details_hbox.show_all();
 461
 462         } else if (cd_track_details_hbox.get_parent()){
 463
 464                 item_table.remove (cd_track_details_hbox);
 465                 //        item_table.resize(1, 7);
 466                 redraw_ranges(); /*     EMIT_SIGNAL */
 467         }
 468 }
 469
 470 void
 471 LocationEditRow::hide_toggled ()
 472 {
 473         if (i_am_the_modifier || !location) return;
 474
 475         location->set_hidden (hide_check_button.get_active(), this);
 476 }
 477
 478 void
 479 LocationEditRow::remove_button_pressed ()
 480 {
 481         if (!location) return;
 482
 483         remove_requested(location); /*  EMIT_SIGNAL */
 484 }
 485
 486
 487
 488 void
 489 LocationEditRow::scms_toggled ()
 490 {
 491         if (i_am_the_modifier || !location) return;
 492
 493         if (scms_check_button.get_active()) {
 494           location->cd_info["scms"] = "on";
 495         } else {
 496           location->cd_info.erase("scms");
 497         }
 498
 499 }
 500
 501 void
 502 LocationEditRow::preemph_toggled ()
 503 {
 504         if (i_am_the_modifier || !location) return;
 505
 506         if (preemph_check_button.get_active()) {
 507           location->cd_info["preemph"] = "on";
 508         } else {
 509           location->cd_info.erase("preemph");
 510         }
 511 }
 512
 513 void
 514 LocationEditRow::end_changed (ARDOUR::Location *loc)
 515 {
 516         ENSURE_GUI_THREAD(bind (mem_fun(*this, &LocationEditRow::end_changed), loc));
 517
 518         if (!location) return;
 519
 520         // update end and length
 521         i_am_the_modifier++;
 522
 523         end_clock.set (location->end());
 524         length_clock.set (location->length());
 525
 526         i_am_the_modifier--;
 527 }
 528
 529 void
 530 LocationEditRow::start_changed (ARDOUR::Location *loc)
 531 {
 532         ENSURE_GUI_THREAD(bind (mem_fun(*this, &LocationEditRow::start_changed), loc));
 533
 534         if (!location) return;
 535
 536         // update end and length
 537         i_am_the_modifier++;
 538
 539         start_clock.set (location->start());
 540
 541         if (location->start() == session->current_start_frame()) {
 542                 cd_check_button.set_sensitive (false);
 543         } else {
 544                 cd_check_button.set_sensitive (true);
 545         }
 546
 547         i_am_the_modifier--;
 548 }
 549
 550 void
 551 LocationEditRow::name_changed (ARDOUR::Location *loc)
 552 {
 553         ENSURE_GUI_THREAD(bind (mem_fun(*this, &LocationEditRow::name_changed), loc));
 554
 555         if (!location) return;
 556
 557         // update end and length
 558         i_am_the_modifier++;
 559
 560         name_entry.set_text(location->name());
 561         name_label.set_text(location->name());
 562
 563         i_am_the_modifier--;
 564
 565 }
 566
 567 void
 568 LocationEditRow::location_changed (ARDOUR::Location *loc)
 569 {
 570         ENSURE_GUI_THREAD(bind (mem_fun(*this, &LocationEditRow::location_changed), loc));
 571
 572         if (!location) return;
 573
 574         i_am_the_modifier++;
 575
 576         start_clock.set (location->start());
 577         end_clock.set (location->end());
 578         length_clock.set (location->length());
 579
 580         start_clock.set_sensitive (!location->locked());
 581         end_clock.set_sensitive (!location->locked());
 582         length_clock.set_sensitive (!location->locked());
 583
 584         i_am_the_modifier--;
 585
 586 }
 587
 588 void
 589 LocationEditRow::flags_changed (ARDOUR::Location *loc, void *src)
 590 {
 591         ENSURE_GUI_THREAD(bind (mem_fun(*this, &LocationEditRow::flags_changed), loc, src));
 592
 593         if (!location) return;
 594
 595         i_am_the_modifier++;
 596
 597         cd_check_button.set_active (location->is_cd_marker());
 598         hide_check_button.set_active (location->is_hidden());
 599
 600         i_am_the_modifier--;
 601 }
 602
 603 LocationUI::LocationUI ()
 604         : ArdourDialog ("locations dialog"),
 605           add_location_button (_("Add New Location")),
 606           add_range_button (_("Add New Range"))
 607 {
 608         i_am_the_modifier = 0;
 609
 610         WindowTitle title(Glib::get_application_name());
 611         title += _("Locations");
 612
 613         set_title(title.get_string());
 614         set_wmclass(X_("ardour_locations"), "Ardour");
 615
 616         set_name ("LocationWindow");
 617
 618         get_vbox()->pack_start (location_hpacker);
 619
 620         location_vpacker.set_border_width (10);
 621         location_vpacker.set_spacing (5);
 622
 623         location_vpacker.pack_start (loop_edit_row, false, false);
 624         location_vpacker.pack_start (punch_edit_row, false, false);
 625
 626         location_rows.set_name("LocationLocRows");
 627         location_rows_scroller.add (location_rows);
 628         location_rows_scroller.set_name ("LocationLocRowsScroller");
 629         location_rows_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
 630         location_rows_scroller.set_size_request (-1, 130);
 631
 632         loc_frame_box.set_spacing (5);
 633         loc_frame_box.set_border_width (5);
 634         loc_frame_box.set_name("LocationFrameBox");
 635
 636         loc_frame_box.pack_start (location_rows_scroller, true, true);
 637
 638         add_location_button.set_name ("LocationAddLocationButton");
 639         loc_frame_box.pack_start (add_location_button, false, false);
 640
 641         loc_frame.set_name ("LocationLocEditorFrame");
 642         loc_frame.set_label (_("Location (CD Index) Markers"));
 643         loc_frame.add (loc_frame_box);
 644         loc_range_panes.pack1(loc_frame, true, false);
 645
 646
 647         range_rows.set_name("LocationRangeRows");
 648         range_rows_scroller.add (range_rows);
 649         range_rows_scroller.set_name ("LocationRangeRowsScroller");
 650         range_rows_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
 651         range_rows_scroller.set_size_request (-1, 130);
 652
 653         range_frame_box.set_spacing (5);
 654         range_frame_box.set_name("LocationFrameBox");
 655         range_frame_box.set_border_width (5);
 656         range_frame_box.pack_start (range_rows_scroller, true, true);
 657
 658         add_range_button.set_name ("LocationAddRangeButton");
 659         range_frame_box.pack_start (add_range_button, false, false);
 660
 661         range_frame.set_name ("LocationRangeEditorFrame");
 662         range_frame.set_label (_("Range (CD Track) Markers"));
 663         range_frame.add (range_frame_box);
 664         loc_range_panes.pack2(range_frame, true, false);
 665         location_vpacker.pack_start (loc_range_panes, true, true);
 666
 667         location_hpacker.pack_start (location_vpacker, true, true);
 668
 669         add_location_button.signal_clicked().connect (mem_fun(*this, &LocationUI::add_new_location));
 670         add_range_button.signal_clicked().connect (mem_fun(*this, &LocationUI::add_new_range));
 671
 672         //add_events (Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK|Gdk::BUTTON_RELEASE_MASK);
 673
 674
 675 }
 676
 677 LocationUI::~LocationUI()
 678 {
 679 }
 680
 681
 682
 683 gint LocationUI::do_location_remove (ARDOUR::Location *loc)
 684 {
 685         /* this is handled internally by Locations, but there's
 686            no point saving state etc. when we know the marker
 687            cannot be removed.
 688         */
 689
 690         if (loc->is_end()) {
 691                 return FALSE;
 692         }
 693
 694         session->begin_reversible_command (_("remove marker"));
 695         XMLNode &before = session->locations()->get_state();
 696         session->locations()->remove (loc);
 697         XMLNode &after = session->locations()->get_state();
 698         session->add_command(new MementoCommand<Locations>(*(session->locations()), &before, &after));
 699         session->commit_reversible_command ();
 700
 701         return FALSE;
 702 }
 703
 704 void LocationUI::location_remove_requested (ARDOUR::Location *loc)
 705 {
 706         // must do this to prevent problems when destroying
 707         // the effective sender of this event
 708
 709   Glib::signal_idle().connect (bind (mem_fun(*this, &LocationUI::do_location_remove), loc));
 710 }
 711
 712
 713 void LocationUI::location_redraw_ranges ()
 714 {
 715
 716         range_rows.hide();
 717         range_rows.show();
 718
 719 }
 720
 721
 722 void
 723 LocationUI::location_added (Location* location)
 724 {
 725         ENSURE_GUI_THREAD(bind (mem_fun(*this, &LocationUI::location_added), location));
 726
 727         if (location->is_auto_punch()) {
 728                 punch_edit_row.set_location(location);
 729         }
 730         else if (location->is_auto_loop()) {
 731                 loop_edit_row.set_location(location);
 732         }
 733         else {
 734                 refresh_location_list ();
 735         }
 736 }
 737
 738 void
 739 LocationUI::location_removed (Location* location)
 740 {
 741         ENSURE_GUI_THREAD(bind (mem_fun(*this, &LocationUI::location_removed), location));
 742
 743         if (location->is_auto_punch()) {
 744                 punch_edit_row.set_location(0);
 745         }
 746         else if (location->is_auto_loop()) {
 747                 loop_edit_row.set_location(0);
 748         }
 749         else {
 750                 refresh_location_list ();
 751         }
 752 }
 753
 754 struct LocationSortByStart {
 755     bool operator() (Location *a, Location *b) {
 756             return a->start() < b->start();
 757     }
 758 };
 759
 760 void
 761 LocationUI::map_locations (Locations::LocationList& locations)
 762 {
 763         Locations::LocationList::iterator i;
 764         Location* location;
 765         gint n;
 766         int mark_n = 0;
 767         Locations::LocationList temp = locations;
 768         LocationSortByStart cmp;
 769
 770         temp.sort (cmp);
 771         locations = temp;
 772
 773         Box_Helpers::BoxList & loc_children = location_rows.children();
 774         Box_Helpers::BoxList & range_children = range_rows.children();
 775         LocationEditRow * erow;
 776
 777         for (n = 0, i = locations.begin(); i != locations.end(); ++n, ++i) {
 778
 779                 location = *i;
 780
 781                 if (location->is_mark()) {
 782                         mark_n++;
 783                         erow = manage (new LocationEditRow(session, location, mark_n));
 784                         erow->remove_requested.connect (mem_fun(*this, &LocationUI::location_remove_requested));
 785                         erow->redraw_ranges.connect (mem_fun(*this, &LocationUI::location_redraw_ranges));
 786                         loc_children.push_back(Box_Helpers::Element(*erow, PACK_SHRINK, 1, PACK_START));
 787                 }
 788                 else if (location->is_auto_punch()) {
 789                         punch_edit_row.set_session (session);
 790                         punch_edit_row.set_location (location);
 791                 }
 792                 else if (location->is_auto_loop()) {
 793                         loop_edit_row.set_session (session);
 794                         loop_edit_row.set_location (location);
 795                 }
 796                 else {
 797                         erow = manage (new LocationEditRow(session, location));
 798                         erow->remove_requested.connect (mem_fun(*this, &LocationUI::location_remove_requested));
 799                         range_children.push_back(Box_Helpers::Element(*erow,  PACK_SHRINK, 1, PACK_START));
 800                 }
 801         }
 802
 803         range_rows.show_all();
 804         location_rows.show_all();
 805 }
 806
 807 void
 808 LocationUI::add_new_location()
 809 {
 810         string markername;
 811
 812         if (session) {
 813                 nframes_t where = session->audible_frame();
 814                 session->locations()->next_available_name(markername,"mark");
 815                 Location *location = new Location (where, where, markername, Location::IsMark);
 816                 session->begin_reversible_command (_("add marker"));
 817                 XMLNode &before = session->locations()->get_state();
 818                 session->locations()->add (location, true);
 819                 XMLNode &after = session->locations()->get_state();
 820                 session->add_command (new MementoCommand<Locations>(*(session->locations()), &before, &after));
 821                 session->commit_reversible_command ();
 822         }
 823
 824 }
 825
 826 void
 827 LocationUI::add_new_range()
 828 {
 829         string rangename;
 830
 831         if (session) {
 832                 nframes_t where = session->audible_frame();
 833                 session->locations()->next_available_name(rangename,"unnamed");
 834                 Location *location = new Location (where, where, rangename, Location::IsRangeMarker);
 835                 session->begin_reversible_command (_("add range marker"));
 836                 XMLNode &before = session->locations()->get_state();
 837                 session->locations()->add (location, true);
 838                 XMLNode &after = session->locations()->get_state();
 839                 session->add_command (new MementoCommand<Locations>(*(session->locations()), &before, &after));
 840                 session->commit_reversible_command ();
 841         }
 842 }
 843
 844
 845 void
 846 LocationUI::refresh_location_list_s (Change ignored)
 847 {
 848         ENSURE_GUI_THREAD(bind (mem_fun(*this, &LocationUI::refresh_location_list_s), ignored));
 849
 850         refresh_location_list ();
 851 }
 852
 853 void
 854 LocationUI::refresh_location_list ()
 855 {
 856         ENSURE_GUI_THREAD(mem_fun(*this, &LocationUI::refresh_location_list));
 857         using namespace Box_Helpers;
 858
 859         BoxList & loc_children = location_rows.children();
 860         BoxList & range_children = range_rows.children();
 861
 862         loc_children.clear();
 863         range_children.clear();
 864
 865         if (session) {
 866                 session->locations()->apply (*this, &LocationUI::map_locations);
 867         }
 868
 869 }
 870
 871 void
 872 LocationUI::set_session(ARDOUR::Session* sess)
 873 {
 874         ArdourDialog::set_session (sess);
 875
 876         if (session) {
 877                 session->locations()->changed.connect (mem_fun(*this, &LocationUI::refresh_location_list));
 878                 session->locations()->StateChanged.connect (mem_fun(*this, &LocationUI::refresh_location_list_s));
 879                 session->locations()->added.connect (mem_fun(*this, &LocationUI::location_added));
 880                 session->locations()->removed.connect (mem_fun(*this, &LocationUI::location_removed));
 881                 session->GoingAway.connect (mem_fun(*this, &LocationUI::session_gone));
 882         }
 883         refresh_location_list ();
 884 }
 885
 886 void
 887 LocationUI::session_gone()
 888 {
 889         ENSURE_GUI_THREAD(mem_fun(*this, &LocationUI::session_gone));
 890
 891         hide_all();
 892
 893         using namespace Box_Helpers;
 894         BoxList & loc_children = location_rows.children();
 895         BoxList & range_children = range_rows.children();
 896
 897         loc_children.clear();
 898         range_children.clear();
 899
 900         loop_edit_row.set_session (0);
 901         loop_edit_row.set_location (0);
 902
 903         punch_edit_row.set_session (0);
 904         punch_edit_row.set_location (0);
 905
 906         ArdourDialog::session_gone ();
 907 }
 908
 909 bool
 910 LocationUI::on_delete_event (GdkEventAny* ev)
 911 {
 912         hide ();
 913         return true;
 914 }