gtk2_ardour/session_dialog.cc

   1 /*
   2     Copyright (C) 2013 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 #ifdef WAF_BUILD
  21 #include "gtk2ardour-config.h"
  22 #endif
  23
  24 #include <fstream>
  25 #include <algorithm>
  26
  27 #include <glib.h>
  28 #include <glib/gstdio.h>
  29 #include <glibmm.h>
  30
  31 #include <gtkmm/filechooser.h>
  32
  33 #include "pbd/failed_constructor.h"
  34 #include "pbd/file_utils.h"
  35 #include "pbd/replace_all.h"
  36 #include "pbd/whitespace.h"
  37 #include "pbd/stacktrace.h"
  38 #include "pbd/stl_delete.h"
  39 #include "pbd/openuri.h"
  40
  41 #include "ardour/audioengine.h"
  42 #include "ardour/filesystem_paths.h"
  43 #include "ardour/recent_sessions.h"
  44 #include "ardour/session.h"
  45 #include "ardour/session_state_utils.h"
  46 #include "ardour/template_utils.h"
  47 #include "ardour/filename_extensions.h"
  48
  49 #include "ardour_ui.h"
  50 #include "session_dialog.h"
  51 #include "opts.h"
  52 #include "engine_dialog.h"
  53 #include "i18n.h"
  54 #include "utils.h"
  55
  56 using namespace std;
  57 using namespace Gtk;
  58 using namespace Gdk;
  59 using namespace Glib;
  60 using namespace PBD;
  61 using namespace ARDOUR;
  62 using namespace ARDOUR_UI_UTILS;
  63
  64 SessionDialog::SessionDialog (bool require_new, const std::string& session_name, const std::string& session_path, const std::string& template_name, bool cancel_not_quit)
  65         : ArdourDialog (_("Session Setup"), true, true)
  66         , new_only (require_new)
  67         , _provided_session_name (session_name)
  68         , _provided_session_path (session_path)
  69         , new_folder_chooser (FILE_CHOOSER_ACTION_SELECT_FOLDER)
  70         , more_new_session_options_button (_("Advanced options ..."))
  71         , _output_limit_count_adj (1, 0, 100, 1, 10, 0)
  72         , _input_limit_count_adj (1, 0, 100, 1, 10, 0)
  73         , _master_bus_channel_count_adj (2, 0, 100, 1, 10, 0)
  74         , _existing_session_chooser_used (false)
  75 {
  76         set_position (WIN_POS_CENTER);
  77         get_vbox()->set_spacing (6);
  78
  79         cancel_button = add_button ((cancel_not_quit ? Stock::CANCEL : Stock::QUIT), RESPONSE_CANCEL);
  80         back_button = add_button (Stock::GO_BACK, RESPONSE_NO);
  81         open_button = add_button (Stock::OPEN, RESPONSE_ACCEPT);
  82
  83         back_button->signal_button_press_event().connect (sigc::mem_fun (*this, &SessionDialog::back_button_pressed), false);
  84
  85         open_button->set_sensitive (false);
  86         back_button->set_sensitive (false);
  87
  88         /* this is where announcements will be displayed, but it may be empty
  89          * and invisible most of the time.
  90          */
  91
  92         info_frame.set_shadow_type(SHADOW_ETCHED_OUT);
  93         info_frame.set_no_show_all (true);
  94         info_frame.set_border_width (12);
  95         get_vbox()->pack_start (info_frame, false, false);
  96
  97         setup_new_session_page ();
  98
  99         if (!new_only) {
 100                 setup_initial_choice_box ();
 101                 get_vbox()->pack_start (ic_vbox, true, true);
 102         } else {
 103                 get_vbox()->pack_start (session_new_vbox, true, true);
 104         }
 105
 106         if (!template_name.empty()) {
 107                 use_template_button.set_active (false);
 108                 load_template_override = template_name;
 109         }
 110
 111         get_vbox()->show_all ();
 112
 113         /* fill data models and show/hide accordingly */
 114
 115         populate_session_templates ();
 116
 117         if (!template_model->children().empty()) {
 118                 use_template_button.show();
 119                 template_chooser.show ();
 120         } else {
 121                 use_template_button.hide();
 122                 template_chooser.hide ();
 123         }
 124
 125         if (recent_session_model) {
 126                 int cnt = redisplay_recent_sessions ();
 127                 if (cnt > 0) {
 128                         recent_scroller.show();
 129                         recent_label.show ();
 130
 131                         if (cnt > 4) {
 132                                 recent_scroller.set_size_request (-1, 300);
 133                         }
 134                 } else {
 135                         recent_scroller.hide();
 136                         recent_label.hide ();
 137                 }
 138         }
 139
 140         /* possibly get out of here immediately if everything is ready to go.
 141            We still need to set up the whole dialog because of the way
 142            ARDOUR_UI::get_session_parameters() might skip it on a first
 143            pass then require it for a second pass (e.g. when there
 144            is an error with session loading and we have to ask the user
 145            what to do next).
 146          */
 147
 148         if (!session_name.empty() && !require_new) {
 149                 response (RESPONSE_OK);
 150                 return;
 151         }
 152 }
 153
 154 SessionDialog::SessionDialog ()
 155         : ArdourDialog (_("Recent Sessions"), true, true)
 156         , new_only (false)
 157         , _provided_session_name ("")
 158         , _provided_session_path ("")
 159         // the following are unused , but have no default ctor
 160         , _output_limit_count_adj (1, 0, 100, 1, 10, 0)
 161         , _input_limit_count_adj (1, 0, 100, 1, 10, 0)
 162         , _master_bus_channel_count_adj (2, 0, 100, 1, 10, 0)
 163         , _existing_session_chooser_used (false) // caller must check should_be_new
 164 {
 165         get_vbox()->set_spacing (6);
 166
 167         cancel_button = add_button (Stock::CANCEL, RESPONSE_CANCEL);
 168         open_button = add_button (Stock::OPEN, RESPONSE_ACCEPT);
 169         open_button->set_sensitive (false);
 170
 171         setup_recent_sessions ();
 172
 173         get_vbox()->pack_start (recent_scroller, true, true);
 174         get_vbox()->show_all ();
 175         recent_scroller.show();
 176
 177         int cnt = redisplay_recent_sessions ();
 178         if (cnt > 4) {
 179                 recent_scroller.set_size_request (-1, 300);
 180         }
 181 }
 182
 183
 184
 185 SessionDialog::~SessionDialog()
 186 {
 187 }
 188
 189 void
 190 SessionDialog::clear_given ()
 191 {
 192         _provided_session_path = "";
 193         _provided_session_name = "";
 194 }
 195
 196 bool
 197 SessionDialog::use_session_template ()
 198 {
 199         if (!load_template_override.empty()) {
 200                 return true;
 201         }
 202
 203         if (use_template_button.get_active()) {
 204                 return true;
 205         }
 206
 207         return false;
 208 }
 209
 210 std::string
 211 SessionDialog::session_template_name ()
 212 {
 213         if (!load_template_override.empty()) {
 214                 string the_path (ARDOUR::user_template_directory());
 215                 return Glib::build_filename (the_path, load_template_override + ARDOUR::template_suffix);
 216         }
 217
 218         if (use_template_button.get_active()) {
 219                 TreeModel::iterator iter = template_chooser.get_active ();
 220                 TreeModel::Row row = (*iter);
 221                 string s = row[session_template_columns.path];
 222                 return s;
 223         }
 224
 225         return string();
 226 }
 227
 228 std::string
 229 SessionDialog::session_name (bool& should_be_new)
 230 {
 231         if (!_provided_session_name.empty() && !new_only) {
 232                 should_be_new = false;
 233                 return _provided_session_name;
 234         }
 235
 236         /* Try recent session selection */
 237
 238         TreeIter iter = recent_session_display.get_selection()->get_selected();
 239
 240         if (iter) {
 241                 should_be_new = false;
 242                 return (*iter)[recent_session_columns.visible_name];
 243         }
 244
 245         if (_existing_session_chooser_used) {
 246                 /* existing session chosen from file chooser */
 247                 should_be_new = false;
 248                 return existing_session_chooser.get_filename ();
 249         } else {
 250                 should_be_new = true;
 251                 string val = new_name_entry.get_text ();
 252                 strip_whitespace_edges (val);
 253                 return val;
 254         }
 255 }
 256
 257 std::string
 258 SessionDialog::session_folder ()
 259 {
 260         if (!_provided_session_path.empty() && !new_only) {
 261                 return _provided_session_path;
 262         }
 263
 264         /* Try recent session selection */
 265
 266         TreeIter iter = recent_session_display.get_selection()->get_selected();
 267
 268         if (iter) {
 269                 string s = (*iter)[recent_session_columns.fullpath];
 270                 if (Glib::file_test (s, Glib::FILE_TEST_IS_REGULAR)) {
 271                         return Glib::path_get_dirname (s);
 272                 }
 273                 return s;
 274         }
 275
 276         if (_existing_session_chooser_used) {
 277                 /* existing session chosen from file chooser */
 278                 return Glib::path_get_dirname (existing_session_chooser.get_current_folder ());
 279         } else {
 280                 std::string val = new_name_entry.get_text();
 281                 strip_whitespace_edges (val);
 282                 std::string legal_session_folder_name = legalize_for_path (val);
 283                 return Glib::build_filename (new_folder_chooser.get_filename (), legal_session_folder_name);
 284         }
 285 }
 286
 287 void
 288 SessionDialog::setup_recent_sessions ()
 289 {
 290         recent_session_model = TreeStore::create (recent_session_columns);
 291         recent_session_model->signal_sort_column_changed().connect (sigc::mem_fun (*this, &SessionDialog::recent_session_sort_changed));
 292
 293         recent_session_display.set_model (recent_session_model);
 294         recent_session_display.append_column (_("Session Name"), recent_session_columns.visible_name);
 295         recent_session_display.append_column (_("Sample Rate"), recent_session_columns.sample_rate);
 296         recent_session_display.append_column (_("File Resolution"), recent_session_columns.disk_format);
 297         recent_session_display.append_column (_("Last Modified"), recent_session_columns.time_formatted);
 298         recent_session_display.set_headers_visible (true);
 299         recent_session_display.get_selection()->set_mode (SELECTION_SINGLE);
 300
 301         recent_session_display.get_selection()->signal_changed().connect (sigc::mem_fun (*this, &SessionDialog::recent_session_row_selected));
 302
 303         recent_scroller.add (recent_session_display);
 304         recent_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
 305         recent_scroller.set_shadow_type (Gtk::SHADOW_IN);
 306
 307         recent_session_display.show();
 308         recent_session_display.signal_row_activated().connect (sigc::mem_fun (*this, &SessionDialog::recent_row_activated));
 309 }
 310
 311 void
 312 SessionDialog::setup_initial_choice_box ()
 313 {
 314         ic_vbox.set_spacing (6);
 315
 316         HBox* centering_hbox = manage (new HBox);
 317         VBox* centering_vbox = manage (new VBox);
 318
 319         centering_vbox->set_spacing (6);
 320
 321         Label* new_label = manage (new Label);
 322         new_label->set_markup (string_compose ("<span weight=\"bold\" size=\"large\">%1</span>", _("New Session")));
 323         new_label->set_justify (JUSTIFY_CENTER);
 324
 325         ic_new_session_button.add (*new_label);
 326         ic_new_session_button.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::new_session_button_clicked));
 327
 328         Gtk::HBox* hbox = manage (new HBox);
 329         Gtk::VBox* vbox = manage (new VBox);
 330         hbox->set_spacing (12);
 331         vbox->set_spacing (12);
 332
 333         string image_path;
 334
 335         if (find_file (ardour_data_search_path(), "small-splash.png", image_path)) {
 336                 Gtk::Image* image;
 337                 if ((image = manage (new Gtk::Image (image_path))) != 0) {
 338                         hbox->pack_start (*image, false, false);
 339                 }
 340         }
 341
 342         vbox->pack_start (ic_new_session_button, true, true, 20);
 343         hbox->pack_start (*vbox, true, true, 20);
 344
 345         centering_vbox->pack_start (*hbox, false, false);
 346
 347         /* Possible update message */
 348
 349         if (ARDOUR_UI::instance()->announce_string() != "" ) {
 350
 351                 Box *info_box = manage (new VBox);
 352                 info_box->set_border_width (12);
 353                 info_box->set_spacing (6);
 354
 355                 info_box->pack_start (info_scroller_label, false, false);
 356
 357                 info_scroller_count = 0;
 358                 info_scroller_connection = Glib::signal_timeout().connect (mem_fun(*this, &SessionDialog::info_scroller_update), 50);
 359
 360                 Gtk::Button *updates_button = manage (new Gtk::Button (_("Check the website for more...")));
 361
 362                 updates_button->signal_clicked().connect (mem_fun(*this, &SessionDialog::updates_button_clicked) );
 363                 ARDOUR_UI::instance()->set_tip (*updates_button, _("Click to open the program website in your web browser"));
 364
 365                 info_box->pack_start (*updates_button, false, false);
 366
 367                 info_frame.add (*info_box);
 368                 info_box->show_all ();
 369                 info_frame.show ();
 370         }
 371
 372         /* recent session scroller */
 373         setup_recent_sessions ();
 374
 375         recent_label.set_no_show_all (true);
 376         recent_scroller.set_no_show_all (true);
 377
 378         recent_label.set_markup (string_compose ("<span weight=\"bold\" size=\"large\">%1</span>", _("Recent Sessions")));
 379
 380         centering_vbox->pack_start (recent_label, false, false, 12);
 381         centering_vbox->pack_start (recent_scroller, true, true);
 382
 383         /* Browse button */
 384
 385         existing_session_chooser.set_title (_("Select session file"));
 386         existing_session_chooser.signal_file_set().connect (sigc::mem_fun (*this, &SessionDialog::existing_session_selected));
 387         existing_session_chooser.set_current_folder(poor_mans_glob (Config->get_default_session_parent_dir()));
 388
 389         FileFilter session_filter;
 390         session_filter.add_pattern (string_compose(X_("*%1"), ARDOUR::statefile_suffix));
 391         session_filter.set_name (string_compose (_("%1 sessions"), PROGRAM_NAME));
 392         existing_session_chooser.add_filter (session_filter);
 393         existing_session_chooser.set_filter (session_filter);
 394
 395 #ifdef GTKOSX
 396         existing_session_chooser.add_shortcut_folder ("/Volumes");
 397 #endif
 398
 399         Label* browse_label = manage (new Label);
 400         browse_label->set_markup (string_compose ("<span weight=\"bold\" size=\"large\">%1</span>", _("Other Sessions")));
 401
 402         centering_vbox->pack_start (*browse_label, false, false, 12);
 403         centering_vbox->pack_start (existing_session_chooser, false, false);
 404
 405         /* pack it all up */
 406
 407         centering_hbox->pack_start (*centering_vbox, true, true);
 408         ic_vbox.pack_start (*centering_hbox, true, true);
 409         ic_vbox.show_all ();
 410 }
 411
 412 void
 413 SessionDialog::session_selected ()
 414 {
 415         /* HACK HACK HACK ... change the "Apply" button label
 416            to say "Open"
 417         */
 418
 419         Gtk::Widget* tl = ic_vbox.get_toplevel();
 420         Gtk::Window* win;
 421         if ((win = dynamic_cast<Gtk::Window*>(tl)) != 0) {
 422                 /* ::get_default_widget() is not wrapped in gtkmm */
 423                 Gtk::Widget* def = wrap (gtk_window_get_default_widget (win->gobj()));
 424                 Gtk::Button* button;
 425                 if ((button = dynamic_cast<Gtk::Button*>(def)) != 0) {
 426                         button->set_label (_("Open"));
 427                 }
 428         }
 429 }
 430
 431 void
 432 SessionDialog::new_session_button_clicked ()
 433 {
 434         _existing_session_chooser_used = false;
 435         recent_session_display.get_selection()->unselect_all ();
 436
 437         get_vbox()->remove (ic_vbox);
 438         get_vbox()->pack_start (session_new_vbox, true, true);
 439         back_button->set_sensitive (true);
 440         new_name_entry.grab_focus ();
 441 }
 442
 443 bool
 444 SessionDialog::back_button_pressed (GdkEventButton*)
 445 {
 446         get_vbox()->remove (session_new_vbox);
 447         back_button->set_sensitive (false);
 448         get_vbox()->pack_start (ic_vbox);
 449
 450         return true;
 451 }
 452
 453 void
 454 SessionDialog::populate_session_templates ()
 455 {
 456         vector<TemplateInfo> templates;
 457
 458         find_session_templates (templates);
 459
 460         template_model->clear ();
 461
 462         for (vector<TemplateInfo>::iterator x = templates.begin(); x != templates.end(); ++x) {
 463                 TreeModel::Row row;
 464
 465                 row = *(template_model->append ());
 466
 467                 row[session_template_columns.name] = (*x).name;
 468                 row[session_template_columns.path] = (*x).path;
 469         }
 470
 471         if (!templates.empty()) {
 472                 /* select first row */
 473                 template_chooser.set_active (0);
 474         }
 475 }
 476
 477 void
 478 SessionDialog::setup_new_session_page ()
 479 {
 480         session_new_vbox.set_border_width (12);
 481         session_new_vbox.set_spacing (18);
 482
 483         VBox *vbox1 = manage (new VBox);
 484         HBox* hbox1 = manage (new HBox);
 485         Label* label1 = manage (new Label);
 486
 487         vbox1->set_spacing (6);
 488
 489         hbox1->set_spacing (6);
 490         hbox1->pack_start (*label1, false, false);
 491         hbox1->pack_start (new_name_entry, true, true);
 492
 493         label1->set_text (_("Session name:"));
 494
 495         if (!ARDOUR_COMMAND_LINE::session_name.empty()) {
 496                 new_name_entry.set_text  (Glib::path_get_basename (ARDOUR_COMMAND_LINE::session_name));
 497                 /* name provided - they can move right along */
 498                 open_button->set_sensitive (true);
 499         }
 500
 501         new_name_entry.signal_changed().connect (sigc::mem_fun (*this, &SessionDialog::new_name_changed));
 502         new_name_entry.signal_activate().connect (sigc::mem_fun (*this, &SessionDialog::new_name_activated));
 503
 504         vbox1->pack_start (*hbox1, true, true);
 505
 506         /* --- */
 507
 508         HBox* hbox2 = manage (new HBox);
 509         Label* label2 = manage (new Label);
 510
 511         hbox2->set_spacing (6);
 512         hbox2->pack_start (*label2, false, false);
 513         hbox2->pack_start (new_folder_chooser, true, true);
 514
 515         label2->set_text (_("Create session folder in:"));
 516
 517         if (!ARDOUR_COMMAND_LINE::session_name.empty()) {
 518                 new_folder_chooser.set_current_folder (poor_mans_glob (Glib::path_get_dirname (ARDOUR_COMMAND_LINE::session_name)));
 519         } else if (ARDOUR_UI::instance()->session_loaded) {
 520                 // point the new session file chooser at the parent directory of the current session
 521                 string session_parent_dir = Glib::path_get_dirname(ARDOUR_UI::instance()->the_session()->path());
 522                 new_folder_chooser.set_current_folder (session_parent_dir);
 523                 string default_session_folder = poor_mans_glob (Config->get_default_session_parent_dir());
 524
 525                 try {
 526                         /* add_shortcut_folder throws an exception if the folder being added already has a shortcut */
 527                         new_folder_chooser.add_shortcut_folder (default_session_folder);
 528                 }
 529                 catch (Glib::Error & e) {
 530                         std::cerr << "new_folder_chooser.add_shortcut_folder (" << default_session_folder << ") threw Glib::Error " << e.what() << std::endl;
 531                 }
 532         } else {
 533                 new_folder_chooser.set_current_folder (poor_mans_glob (Config->get_default_session_parent_dir()));
 534         }
 535         new_folder_chooser.show ();
 536         new_folder_chooser.set_title (_("Select folder for session"));
 537
 538 #ifdef __APPLE__
 539         new_folder_chooser.add_shortcut_folder ("/Volumes");
 540 #endif
 541
 542         vbox1->pack_start (*hbox2, false, false);
 543
 544         session_new_vbox.pack_start (*vbox1, false, false);
 545
 546         /* --- */
 547
 548         VBox *vbox2 = manage (new VBox);
 549         HBox* hbox3 = manage (new HBox);
 550         template_model = ListStore::create (session_template_columns);
 551
 552         vbox2->set_spacing (6);
 553
 554         VBox *vbox3 = manage (new VBox);
 555
 556         vbox3->set_spacing (6);
 557
 558         /* we may want to hide this and show it at various
 559            times depending on the existence of templates.
 560         */
 561         template_chooser.set_no_show_all (true);
 562         use_template_button.set_no_show_all (true);
 563
 564         HBox* hbox4a = manage (new HBox);
 565         use_template_button.set_label (_("Use this template"));
 566
 567         TreeModel::Row row = *template_model->prepend ();
 568         row[session_template_columns.name] = (_("no template"));
 569         row[session_template_columns.path] = string();
 570
 571         hbox4a->set_spacing (6);
 572         hbox4a->pack_start (use_template_button, false, false);
 573         hbox4a->pack_start (template_chooser, true, true);
 574
 575         template_chooser.set_model (template_model);
 576
 577         Gtk::CellRendererText* text_renderer = Gtk::manage (new Gtk::CellRendererText);
 578         text_renderer->property_editable() = false;
 579
 580         template_chooser.pack_start (*text_renderer);
 581         template_chooser.add_attribute (text_renderer->property_text(), session_template_columns.name);
 582         template_chooser.set_active (0);
 583
 584         vbox3->pack_start (*hbox4a, false, false);
 585
 586         /* --- */
 587
 588         HBox* hbox5 = manage (new HBox);
 589
 590         hbox5->set_spacing (6);
 591         hbox5->pack_start (more_new_session_options_button, false, false);
 592
 593         setup_more_options_box ();
 594         more_new_session_options_button.add (more_options_vbox);
 595
 596         vbox3->pack_start (*hbox5, false, false);
 597         hbox3->pack_start (*vbox3, true, true, 8);
 598         vbox2->pack_start (*hbox3, false, false);
 599
 600         /* --- */
 601
 602         session_new_vbox.pack_start (*vbox2, false, false);
 603         session_new_vbox.show_all ();
 604 }
 605
 606 void
 607 SessionDialog::new_name_changed ()
 608 {
 609         if (!new_name_entry.get_text().empty()) {
 610                 session_selected ();
 611                 open_button->set_sensitive (true);
 612         } else {
 613                 open_button->set_sensitive (false);
 614         }
 615 }
 616
 617 void
 618 SessionDialog::new_name_activated ()
 619 {
 620         response (RESPONSE_ACCEPT);
 621 }
 622
 623 int
 624 SessionDialog::redisplay_recent_sessions ()
 625 {
 626         std::vector<std::string> session_directories;
 627         RecentSessionsSorter cmp;
 628
 629         recent_session_display.set_model (Glib::RefPtr<TreeModel>(0));
 630         recent_session_model->clear ();
 631
 632         ARDOUR::RecentSessions rs;
 633         ARDOUR::read_recent_sessions (rs);
 634
 635         if (rs.empty()) {
 636                 recent_session_display.set_model (recent_session_model);
 637                 return 0;
 638         }
 639
 640         // sort them alphabetically
 641         sort (rs.begin(), rs.end(), cmp);
 642
 643         for (ARDOUR::RecentSessions::iterator i = rs.begin(); i != rs.end(); ++i) {
 644                 session_directories.push_back ((*i).second);
 645         }
 646
 647         int session_snapshot_count = 0;
 648
 649         for (vector<std::string>::const_iterator i = session_directories.begin(); i != session_directories.end(); ++i)
 650         {
 651                 std::vector<std::string> state_file_paths;
 652
 653                 // now get available states for this session
 654
 655                 get_state_files_in_directory (*i, state_file_paths);
 656
 657                 vector<string> states;
 658                 vector<const gchar*> item;
 659                 string dirname = *i;
 660
 661                 /* remove any trailing / */
 662
 663                 if (dirname[dirname.length()-1] == '/') {
 664                         dirname = dirname.substr (0, dirname.length()-1);
 665                 }
 666
 667                 /* check whether session still exists */
 668                 if (!Glib::file_test(dirname.c_str(), Glib::FILE_TEST_EXISTS)) {
 669                         /* session doesn't exist */
 670                         continue;
 671                 }
 672
 673                 /* now get available states for this session */
 674
 675                 states = Session::possible_states (dirname);
 676
 677                 if (states.empty()) {
 678                         /* no state file? */
 679                         continue;
 680                 }
 681
 682                 std::vector<string> state_file_names(get_file_names_no_extension (state_file_paths));
 683
 684                 if (state_file_names.empty()) {
 685                         continue;
 686                 }
 687
 688                 Gtk::TreeModel::Row row = *(recent_session_model->append());
 689
 690                 float sr;
 691                 SampleFormat sf;
 692                 std::string state_file_basename = state_file_names.front();
 693
 694                 std::string s = Glib::build_filename (dirname, state_file_basename + statefile_suffix);
 695
 696                 GStatBuf gsb;
 697                 g_stat (s.c_str(), &gsb);
 698
 699                 row[recent_session_columns.fullpath] = dirname; /* just the dir, but this works too */
 700                 row[recent_session_columns.tip] = Glib::Markup::escape_text (dirname);
 701                 row[recent_session_columns.time_modified] = gsb.st_mtime;
 702
 703                 if (Session::get_info_from_path (s, sr, sf) == 0) {
 704                         row[recent_session_columns.sample_rate] = rate_as_string (sr);
 705                         switch (sf) {
 706                         case FormatFloat:
 707                                 row[recent_session_columns.disk_format] = _("32 bit float");
 708                                 break;
 709                         case FormatInt24:
 710                                 row[recent_session_columns.disk_format] = _("24 bit");
 711                                 break;
 712                         case FormatInt16:
 713                                 row[recent_session_columns.disk_format] = _("16 bit");
 714                                 break;
 715                         }
 716                 } else {
 717                         row[recent_session_columns.sample_rate] = "??";
 718                         row[recent_session_columns.disk_format] = "--";
 719                 }
 720
 721                 ++session_snapshot_count;
 722
 723                 if (state_file_names.size() > 1) {
 724                         // multiple session files in the session directory - show the directory name.
 725                         // if there's not a session file with the same name as the session directory,
 726                         // opening the parent item will fail, but expanding it will show the session
 727                         // files that actually exist, and the right one can then be opened.
 728                         row[recent_session_columns.visible_name] = Glib::path_get_basename (dirname);
 729                         int64_t most_recent = 0;
 730
 731                         // add the children
 732                         for (std::vector<std::string>::iterator i2 = state_file_names.begin(); i2 != state_file_names.end(); ++i2) {
 733
 734                                 s = Glib::build_filename (dirname, *i2 + statefile_suffix);
 735                                 Gtk::TreeModel::Row child_row = *(recent_session_model->append (row.children()));
 736
 737                                 child_row[recent_session_columns.visible_name] = *i2;
 738                                 child_row[recent_session_columns.fullpath] = s;
 739                                 child_row[recent_session_columns.tip] = Glib::Markup::escape_text (dirname);
 740                                 g_stat (s.c_str(), &gsb);
 741                                 child_row[recent_session_columns.time_modified] = gsb.st_mtime;
 742
 743                                 Glib::DateTime gdt(Glib::DateTime::create_now_local (gsb.st_mtime));
 744                                 child_row[recent_session_columns.time_formatted] = gdt.format ("%F %H:%M");
 745
 746                                 if (gsb.st_mtime > most_recent) {
 747                                         most_recent = gsb.st_mtime;
 748                                 }
 749
 750                                 if (Session::get_info_from_path (s, sr, sf) == 0) {
 751                                         child_row[recent_session_columns.sample_rate] = rate_as_string (sr);
 752                                         switch (sf) {
 753                                         case FormatFloat:
 754                                                 child_row[recent_session_columns.disk_format] = _("32 bit float");
 755                                                 break;
 756                                         case FormatInt24:
 757                                                 child_row[recent_session_columns.disk_format] = _("24 bit");
 758                                                 break;
 759                                         case FormatInt16:
 760                                                 child_row[recent_session_columns.disk_format] = _("16 bit");
 761                                                 break;
 762                                         }
 763                                 } else {
 764                                         child_row[recent_session_columns.sample_rate] = "??";
 765                                         child_row[recent_session_columns.disk_format] = "--";
 766                                 }
 767
 768                                 ++session_snapshot_count;
 769                         }
 770
 771                         assert (most_recent >= row[recent_session_columns.time_modified]);
 772                         row[recent_session_columns.time_modified] = most_recent;
 773
 774                 } else {
 775                         // only a single session file in the directory - show its actual name.
 776                         row[recent_session_columns.visible_name] = state_file_basename;
 777                 }
 778
 779                 Glib::DateTime gdt(Glib::DateTime::create_now_local (row[recent_session_columns.time_modified]));
 780                 row[recent_session_columns.time_formatted] = gdt.format ("%F %H:%M");
 781         }
 782
 783         recent_session_display.set_tooltip_column(1); // recent_session_columns.tip
 784         recent_session_display.set_model (recent_session_model);
 785
 786         // custom sort
 787         Gtk::TreeView::Column* pColumn;
 788         if ((pColumn = recent_session_display.get_column (0))) { // name
 789                 pColumn->set_sort_column (recent_session_columns.visible_name);
 790         }
 791         if ((pColumn = recent_session_display.get_column (3))) { // date
 792                 pColumn->set_sort_column (recent_session_columns.time_modified); // unixtime
 793         }
 794
 795         int32_t sort = ARDOUR_UI::config()->get_recent_session_sort();
 796         if (abs(sort) != 1 + recent_session_columns.visible_name.index () &&
 797             abs(sort) != 1 + recent_session_columns.time_modified.index ()) {
 798                 sort = 1 + recent_session_columns.visible_name.index();
 799         }
 800         recent_session_model->set_sort_column (abs (sort) -1, sort < 0 ? Gtk::SORT_DESCENDING : Gtk::SORT_ASCENDING);
 801
 802         return session_snapshot_count;
 803 }
 804
 805 void
 806 SessionDialog::recent_session_sort_changed ()
 807 {
 808         int column;
 809         SortType order;
 810         if (recent_session_model->get_sort_column_id (column, order)) {
 811                 int32_t sort = (column + 1) * (order == Gtk::SORT_DESCENDING ? -1 : 1);
 812                 if (sort != ARDOUR_UI::config()->get_recent_session_sort()) {
 813                         ARDOUR_UI::config()->set_recent_session_sort(sort);
 814                 }
 815         }
 816 }
 817
 818 void
 819 SessionDialog::recent_session_row_selected ()
 820 {
 821         if (recent_session_display.get_selection()->count_selected_rows() > 0) {
 822                 open_button->set_sensitive (true);
 823                 session_selected ();
 824         } else {
 825                 open_button->set_sensitive (false);
 826         }
 827 }
 828
 829 void
 830 SessionDialog::setup_more_options_box ()
 831 {
 832         more_options_vbox.set_border_width (24);
 833
 834         _output_limit_count.set_adjustment (_output_limit_count_adj);
 835         _input_limit_count.set_adjustment (_input_limit_count_adj);
 836         _master_bus_channel_count.set_adjustment (_master_bus_channel_count_adj);
 837
 838         chan_count_label_1.set_text (_("channels"));
 839         chan_count_label_3.set_text (_("channels"));
 840         chan_count_label_4.set_text (_("channels"));
 841
 842         chan_count_label_1.set_alignment(0,0.5);
 843         chan_count_label_1.set_padding(0,0);
 844         chan_count_label_1.set_line_wrap(false);
 845
 846         chan_count_label_3.set_alignment(0,0.5);
 847         chan_count_label_3.set_padding(0,0);
 848         chan_count_label_3.set_line_wrap(false);
 849
 850         chan_count_label_4.set_alignment(0,0.5);
 851         chan_count_label_4.set_padding(0,0);
 852         chan_count_label_4.set_line_wrap(false);
 853
 854         bus_label.set_markup (_("<b>Busses</b>"));
 855         input_label.set_markup (_("<b>Inputs</b>"));
 856         output_label.set_markup (_("<b>Outputs</b>"));
 857
 858         _master_bus_channel_count.set_flags(Gtk::CAN_FOCUS);
 859         _master_bus_channel_count.set_update_policy(Gtk::UPDATE_ALWAYS);
 860         _master_bus_channel_count.set_numeric(true);
 861         _master_bus_channel_count.set_digits(0);
 862         _master_bus_channel_count.set_wrap(false);
 863
 864         _create_master_bus.set_label (_("Create master bus"));
 865         _create_master_bus.set_flags(Gtk::CAN_FOCUS);
 866         _create_master_bus.set_relief(Gtk::RELIEF_NORMAL);
 867         _create_master_bus.set_mode(true);
 868         _create_master_bus.set_active(true);
 869         _create_master_bus.set_border_width(0);
 870
 871         advanced_table.set_row_spacings(0);
 872         advanced_table.set_col_spacings(0);
 873
 874         _connect_inputs.set_label (_("Automatically connect to physical inputs"));
 875         _connect_inputs.set_flags(Gtk::CAN_FOCUS);
 876         _connect_inputs.set_relief(Gtk::RELIEF_NORMAL);
 877         _connect_inputs.set_mode(true);
 878         _connect_inputs.set_active(Config->get_input_auto_connect() != ManualConnect);
 879         _connect_inputs.set_border_width(0);
 880
 881         _limit_input_ports.set_label (_("Use only"));
 882         _limit_input_ports.set_flags(Gtk::CAN_FOCUS);
 883         _limit_input_ports.set_relief(Gtk::RELIEF_NORMAL);
 884         _limit_input_ports.set_mode(true);
 885         _limit_input_ports.set_sensitive(true);
 886         _limit_input_ports.set_border_width(0);
 887
 888         _input_limit_count.set_flags(Gtk::CAN_FOCUS);
 889         _input_limit_count.set_update_policy(Gtk::UPDATE_ALWAYS);
 890         _input_limit_count.set_numeric(true);
 891         _input_limit_count.set_digits(0);
 892         _input_limit_count.set_wrap(false);
 893         _input_limit_count.set_sensitive(false);
 894
 895         bus_hbox.pack_start (bus_table, Gtk::PACK_SHRINK, 18);
 896
 897         bus_label.set_alignment(0, 0.5);
 898         bus_label.set_padding(0,0);
 899         bus_label.set_line_wrap(false);
 900         bus_label.set_selectable(false);
 901         bus_label.set_use_markup(true);
 902         bus_frame.set_shadow_type(Gtk::SHADOW_NONE);
 903         bus_frame.set_label_align(0,0.5);
 904         bus_frame.add(bus_hbox);
 905         bus_frame.set_label_widget(bus_label);
 906
 907         bus_table.set_row_spacings (0);
 908         bus_table.set_col_spacings (0);
 909         bus_table.attach (_create_master_bus, 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 910         bus_table.attach (_master_bus_channel_count, 1, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 911         bus_table.attach (chan_count_label_1, 2, 3, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 6, 0);
 912
 913         input_port_limit_hbox.pack_start(_limit_input_ports, Gtk::PACK_SHRINK, 6);
 914         input_port_limit_hbox.pack_start(_input_limit_count, Gtk::PACK_SHRINK, 0);
 915         input_port_limit_hbox.pack_start(chan_count_label_3, Gtk::PACK_SHRINK, 6);
 916         input_port_vbox.pack_start(_connect_inputs, Gtk::PACK_SHRINK, 0);
 917         input_port_vbox.pack_start(input_port_limit_hbox, Gtk::PACK_EXPAND_PADDING, 0);
 918         input_table.set_row_spacings(0);
 919         input_table.set_col_spacings(0);
 920         input_table.attach(input_port_vbox, 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 6, 6);
 921
 922         input_hbox.pack_start (input_table, Gtk::PACK_SHRINK, 18);
 923
 924         input_label.set_alignment(0, 0.5);
 925         input_label.set_padding(0,0);
 926         input_label.set_line_wrap(false);
 927         input_label.set_selectable(false);
 928         input_label.set_use_markup(true);
 929         input_frame.set_shadow_type(Gtk::SHADOW_NONE);
 930         input_frame.set_label_align(0,0.5);
 931         input_frame.add(input_hbox);
 932         input_frame.set_label_widget(input_label);
 933
 934         _connect_outputs.set_label (_("Automatically connect outputs"));
 935         _connect_outputs.set_flags(Gtk::CAN_FOCUS);
 936         _connect_outputs.set_relief(Gtk::RELIEF_NORMAL);
 937         _connect_outputs.set_mode(true);
 938         _connect_outputs.set_active(Config->get_output_auto_connect() != ManualConnect);
 939         _connect_outputs.set_border_width(0);
 940         _limit_output_ports.set_label (_("Use only"));
 941         _limit_output_ports.set_flags(Gtk::CAN_FOCUS);
 942         _limit_output_ports.set_relief(Gtk::RELIEF_NORMAL);
 943         _limit_output_ports.set_mode(true);
 944         _limit_output_ports.set_sensitive(true);
 945         _limit_output_ports.set_border_width(0);
 946         _output_limit_count.set_flags(Gtk::CAN_FOCUS);
 947         _output_limit_count.set_update_policy(Gtk::UPDATE_ALWAYS);
 948         _output_limit_count.set_numeric(false);
 949         _output_limit_count.set_digits(0);
 950         _output_limit_count.set_wrap(false);
 951         _output_limit_count.set_sensitive(false);
 952         output_port_limit_hbox.pack_start(_limit_output_ports, Gtk::PACK_SHRINK, 6);
 953         output_port_limit_hbox.pack_start(_output_limit_count, Gtk::PACK_SHRINK, 0);
 954         output_port_limit_hbox.pack_start(chan_count_label_4, Gtk::PACK_SHRINK, 6);
 955
 956         _connect_outputs_to_master.set_label (_("... to master bus"));
 957         _connect_outputs_to_master.set_flags(Gtk::CAN_FOCUS);
 958         _connect_outputs_to_master.set_relief(Gtk::RELIEF_NORMAL);
 959         _connect_outputs_to_master.set_mode(true);
 960         _connect_outputs_to_master.set_active(Config->get_output_auto_connect() == AutoConnectMaster);
 961         _connect_outputs_to_master.set_border_width(0);
 962
 963         _connect_outputs_to_master.set_group (connect_outputs_group);
 964         _connect_outputs_to_physical.set_group (connect_outputs_group);
 965
 966         _connect_outputs_to_physical.set_label (_("... to physical outputs"));
 967         _connect_outputs_to_physical.set_flags(Gtk::CAN_FOCUS);
 968         _connect_outputs_to_physical.set_relief(Gtk::RELIEF_NORMAL);
 969         _connect_outputs_to_physical.set_mode(true);
 970         _connect_outputs_to_physical.set_active(Config->get_output_auto_connect() == AutoConnectPhysical);
 971         _connect_outputs_to_physical.set_border_width(0);
 972
 973         output_conn_vbox.pack_start(_connect_outputs, Gtk::PACK_SHRINK, 0);
 974         output_conn_vbox.pack_start(_connect_outputs_to_master, Gtk::PACK_SHRINK, 0);
 975         output_conn_vbox.pack_start(_connect_outputs_to_physical, Gtk::PACK_SHRINK, 0);
 976         output_vbox.set_border_width(6);
 977
 978         output_port_vbox.pack_start(output_port_limit_hbox, Gtk::PACK_SHRINK, 0);
 979
 980         output_vbox.pack_start(output_conn_vbox);
 981         output_vbox.pack_start(output_port_vbox);
 982
 983         output_label.set_alignment(0, 0.5);
 984         output_label.set_padding(0,0);
 985         output_label.set_line_wrap(false);
 986         output_label.set_selectable(false);
 987         output_label.set_use_markup(true);
 988         output_frame.set_shadow_type(Gtk::SHADOW_NONE);
 989         output_frame.set_label_align(0,0.5);
 990
 991         output_hbox.pack_start (output_vbox, Gtk::PACK_SHRINK, 18);
 992
 993         output_frame.add(output_hbox);
 994         output_frame.set_label_widget(output_label);
 995
 996         more_options_vbox.pack_start(advanced_table, Gtk::PACK_SHRINK, 0);
 997         more_options_vbox.pack_start(bus_frame, Gtk::PACK_SHRINK, 6);
 998         more_options_vbox.pack_start(input_frame, Gtk::PACK_SHRINK, 6);
 999         more_options_vbox.pack_start(output_frame, Gtk::PACK_SHRINK, 0);
1000
1001         /* signals */
1002
1003         _connect_inputs.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::connect_inputs_clicked));
1004         _connect_outputs.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::connect_outputs_clicked));
1005         _limit_input_ports.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::limit_inputs_clicked));
1006         _limit_output_ports.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::limit_outputs_clicked));
1007         _create_master_bus.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::master_bus_button_clicked));
1008
1009         /* note that more_options_vbox is "visible" by default even
1010          * though it may not be displayed to the user, this is so the dialog
1011          * doesn't resize.
1012          */
1013         more_options_vbox.show_all ();
1014 }
1015
1016 bool
1017 SessionDialog::create_master_bus() const
1018 {
1019         return _create_master_bus.get_active();
1020 }
1021
1022 int
1023 SessionDialog::master_channel_count() const
1024 {
1025         return _master_bus_channel_count.get_value_as_int();
1026 }
1027
1028 bool
1029 SessionDialog::connect_inputs() const
1030 {
1031         return _connect_inputs.get_active();
1032 }
1033
1034 bool
1035 SessionDialog::limit_inputs_used_for_connection() const
1036 {
1037         return _limit_input_ports.get_active();
1038 }
1039
1040 int
1041 SessionDialog::input_limit_count() const
1042 {
1043         return _input_limit_count.get_value_as_int();
1044 }
1045
1046 bool
1047 SessionDialog::connect_outputs() const
1048 {
1049         return _connect_outputs.get_active();
1050 }
1051
1052 bool
1053 SessionDialog::limit_outputs_used_for_connection() const
1054 {
1055         return _limit_output_ports.get_active();
1056 }
1057
1058 int
1059 SessionDialog::output_limit_count() const
1060 {
1061         return _output_limit_count.get_value_as_int();
1062 }
1063
1064 bool
1065 SessionDialog::connect_outs_to_master() const
1066 {
1067         return _connect_outputs_to_master.get_active();
1068 }
1069
1070 bool
1071 SessionDialog::connect_outs_to_physical() const
1072 {
1073         return _connect_outputs_to_physical.get_active();
1074 }
1075
1076 void
1077 SessionDialog::connect_inputs_clicked ()
1078 {
1079         _limit_input_ports.set_sensitive(_connect_inputs.get_active());
1080
1081         if (_connect_inputs.get_active() && _limit_input_ports.get_active()) {
1082                 _input_limit_count.set_sensitive(true);
1083         } else {
1084                 _input_limit_count.set_sensitive(false);
1085         }
1086 }
1087
1088 void
1089 SessionDialog::connect_outputs_clicked ()
1090 {
1091         bool const co = _connect_outputs.get_active ();
1092         _limit_output_ports.set_sensitive(co);
1093         _connect_outputs_to_master.set_sensitive(co);
1094         _connect_outputs_to_physical.set_sensitive(co);
1095
1096         if (co && _limit_output_ports.get_active()) {
1097                 _output_limit_count.set_sensitive(true);
1098         } else {
1099                 _output_limit_count.set_sensitive(false);
1100         }
1101 }
1102
1103 void
1104 SessionDialog::limit_inputs_clicked ()
1105 {
1106         _input_limit_count.set_sensitive(_limit_input_ports.get_active());
1107 }
1108
1109 void
1110 SessionDialog::limit_outputs_clicked ()
1111 {
1112         _output_limit_count.set_sensitive(_limit_output_ports.get_active());
1113 }
1114
1115 void
1116 SessionDialog::master_bus_button_clicked ()
1117 {
1118         bool const yn = _create_master_bus.get_active();
1119
1120         _master_bus_channel_count.set_sensitive(yn);
1121         _connect_outputs_to_master.set_sensitive(yn);
1122 }
1123
1124 void
1125 SessionDialog::recent_row_activated (const Gtk::TreePath&, Gtk::TreeViewColumn*)
1126 {
1127         response (RESPONSE_ACCEPT);
1128 }
1129
1130 void
1131 SessionDialog::existing_session_selected ()
1132 {
1133         _existing_session_chooser_used = true;
1134         recent_session_display.get_selection()->unselect_all();
1135         /* mark this sensitive in case we come back here after a failed open
1136          * attempt and the user has hacked up the fix. sigh.
1137          */
1138         open_button->set_sensitive (true);
1139         response (RESPONSE_ACCEPT);
1140 }
1141
1142 void
1143 SessionDialog::updates_button_clicked ()
1144 {
1145         //now open a browser window so user can see more
1146         PBD::open_uri (Config->get_updates_url());
1147 }
1148
1149 bool
1150 SessionDialog::info_scroller_update()
1151 {
1152         info_scroller_count++;
1153
1154         char buf[512];
1155         snprintf (buf, std::min(info_scroller_count,sizeof(buf)-1), "%s", ARDOUR_UI::instance()->announce_string().c_str() );
1156         buf[info_scroller_count] = 0;
1157         info_scroller_label.set_text (buf);
1158         info_scroller_label.show();
1159
1160         if (info_scroller_count > ARDOUR_UI::instance()->announce_string().length()) {
1161                 info_scroller_connection.disconnect();
1162         }
1163
1164         return true;
1165 }
1166
1167 bool
1168 SessionDialog::on_delete_event (GdkEventAny* ev)
1169 {
1170         response (RESPONSE_CANCEL);
1171         return ArdourDialog::on_delete_event (ev);
1172 }
1173