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 <algorithm>
  25
  26 #include <glib.h>
  27 #include <pbd/gstdio_compat.h>
  28
  29 #include <glibmm.h>
  30 #include <glibmm/datetime.h>
  31
  32 #include <gtkmm/filechooser.h>
  33
  34 #include "pbd/failed_constructor.h"
  35 #include "pbd/file_utils.h"
  36 #include "pbd/replace_all.h"
  37 #include "pbd/whitespace.h"
  38 #include "pbd/stacktrace.h"
  39 #include "pbd/stl_delete.h"
  40 #include "pbd/openuri.h"
  41
  42 #include "ardour/audioengine.h"
  43 #include "ardour/filesystem_paths.h"
  44 #include "ardour/recent_sessions.h"
  45 #include "ardour/session.h"
  46 #include "ardour/session_state_utils.h"
  47 #include "ardour/template_utils.h"
  48 #include "ardour/filename_extensions.h"
  49
  50 #include "ardour_ui.h"
  51 #include "session_dialog.h"
  52 #include "opts.h"
  53 #include "engine_dialog.h"
  54 #include "i18n.h"
  55 #include "tooltips.h"
  56 #include "ui_config.h"
  57 #include "utils.h"
  58
  59 using namespace std;
  60 using namespace Gtk;
  61 using namespace Gdk;
  62 using namespace Glib;
  63 using namespace PBD;
  64 using namespace ARDOUR;
  65 using namespace ARDOUR_UI_UTILS;
  66
  67 SessionDialog::SessionDialog (bool require_new, const std::string& session_name, const std::string& session_path, const std::string& template_name, bool cancel_not_quit)
  68         : ArdourDialog (_("Session Setup"), true, true)
  69         , new_only (require_new)
  70         , _provided_session_name (session_name)
  71         , _provided_session_path (session_path)
  72         , new_folder_chooser (FILE_CHOOSER_ACTION_SELECT_FOLDER)
  73         , more_new_session_options_button (_("Advanced options ..."))
  74         , _output_limit_count_adj (1, 0, 100, 1, 10, 0)
  75         , _input_limit_count_adj (1, 0, 100, 1, 10, 0)
  76         , _master_bus_channel_count_adj (2, 0, 100, 1, 10, 0)
  77         , _existing_session_chooser_used (false)
  78 {
  79         set_position (WIN_POS_CENTER);
  80         get_vbox()->set_spacing (6);
  81
  82         cancel_button = add_button ((cancel_not_quit ? Stock::CANCEL : Stock::QUIT), RESPONSE_CANCEL);
  83         back_button = add_button (Stock::GO_BACK, RESPONSE_NO);
  84         open_button = add_button (Stock::OPEN, RESPONSE_ACCEPT);
  85
  86         back_button->signal_button_press_event().connect (sigc::mem_fun (*this, &SessionDialog::back_button_pressed), false);
  87
  88         open_button->set_sensitive (false);
  89         back_button->set_sensitive (false);
  90
  91         /* this is where announcements will be displayed, but it may be empty
  92          * and invisible most of the time.
  93          */
  94
  95         info_frame.set_shadow_type(SHADOW_ETCHED_OUT);
  96         info_frame.set_no_show_all (true);
  97         info_frame.set_border_width (12);
  98         get_vbox()->pack_start (info_frame, false, false);
  99
 100         setup_new_session_page ();
 101
 102         if (!new_only) {
 103                 setup_initial_choice_box ();
 104                 get_vbox()->pack_start (ic_vbox, true, true);
 105         } else {
 106                 get_vbox()->pack_start (session_new_vbox, true, true);
 107         }
 108
 109         if (!template_name.empty()) {
 110                 use_template_button.set_active (false);
 111                 load_template_override = template_name;
 112         }
 113
 114         get_vbox()->show_all ();
 115
 116         /* fill data models and show/hide accordingly */
 117
 118         populate_session_templates ();
 119
 120         if (!template_model->children().empty()) {
 121                 use_template_button.show();
 122                 template_chooser.show ();
 123         } else {
 124                 use_template_button.hide();
 125                 template_chooser.hide ();
 126         }
 127
 128         if (recent_session_model) {
 129                 int cnt = redisplay_recent_sessions ();
 130                 if (cnt > 0) {
 131                         recent_scroller.show();
 132                         recent_label.show ();
 133
 134                         if (cnt > 4) {
 135                                 recent_scroller.set_size_request (-1, 300);
 136                         }
 137                 } else {
 138                         recent_scroller.hide();
 139                         recent_label.hide ();
 140                 }
 141         }
 142
 143         /* possibly get out of here immediately if everything is ready to go.
 144            We still need to set up the whole dialog because of the way
 145            ARDOUR_UI::get_session_parameters() might skip it on a first
 146            pass then require it for a second pass (e.g. when there
 147            is an error with session loading and we have to ask the user
 148            what to do next).
 149          */
 150
 151         if (!session_name.empty() && !require_new) {
 152                 response (RESPONSE_OK);
 153                 return;
 154         }
 155 }
 156
 157 SessionDialog::SessionDialog ()
 158         : ArdourDialog (_("Recent Sessions"), true, true)
 159         , new_only (false)
 160         , _provided_session_name ("")
 161         , _provided_session_path ("")
 162         // the following are unused , but have no default ctor
 163         , _output_limit_count_adj (1, 0, 100, 1, 10, 0)
 164         , _input_limit_count_adj (1, 0, 100, 1, 10, 0)
 165         , _master_bus_channel_count_adj (2, 0, 100, 1, 10, 0)
 166         , _existing_session_chooser_used (false) // caller must check should_be_new
 167 {
 168         get_vbox()->set_spacing (6);
 169
 170         cancel_button = add_button (Stock::CANCEL, RESPONSE_CANCEL);
 171         open_button = add_button (Stock::OPEN, RESPONSE_ACCEPT);
 172         open_button->set_sensitive (false);
 173
 174         setup_recent_sessions ();
 175
 176         get_vbox()->pack_start (recent_scroller, true, true);
 177         get_vbox()->show_all ();
 178         recent_scroller.show();
 179
 180         int cnt = redisplay_recent_sessions ();
 181         if (cnt > 4) {
 182                 recent_scroller.set_size_request (-1, 300);
 183         }
 184 }
 185
 186
 187
 188 SessionDialog::~SessionDialog()
 189 {
 190 }
 191
 192 void
 193 SessionDialog::clear_given ()
 194 {
 195         _provided_session_path = "";
 196         _provided_session_name = "";
 197 }
 198
 199 bool
 200 SessionDialog::use_session_template ()
 201 {
 202         if (!load_template_override.empty()) {
 203                 return true;
 204         }
 205
 206         if (use_template_button.get_active()) {
 207                 return true;
 208         }
 209
 210         return false;
 211 }
 212
 213 std::string
 214 SessionDialog::session_template_name ()
 215 {
 216         if (!load_template_override.empty()) {
 217                 string the_path (ARDOUR::user_template_directory());
 218                 return Glib::build_filename (the_path, load_template_override + ARDOUR::template_suffix);
 219         }
 220
 221         if (use_template_button.get_active()) {
 222                 TreeModel::iterator iter = template_chooser.get_active ();
 223                 TreeModel::Row row = (*iter);
 224                 string s = row[session_template_columns.path];
 225                 return s;
 226         }
 227
 228         return string();
 229 }
 230
 231 std::string
 232 SessionDialog::session_name (bool& should_be_new)
 233 {
 234         if (!_provided_session_name.empty() && !new_only) {
 235                 should_be_new = false;
 236                 return _provided_session_name;
 237         }
 238
 239         /* Try recent session selection */
 240
 241         TreeIter iter = recent_session_display.get_selection()->get_selected();
 242
 243         if (iter) {
 244                 should_be_new = false;
 245                 return (*iter)[recent_session_columns.visible_name];
 246         }
 247
 248         if (_existing_session_chooser_used) {
 249                 /* existing session chosen from file chooser */
 250                 should_be_new = false;
 251                 return existing_session_chooser.get_filename ();
 252         } else {
 253                 should_be_new = true;
 254                 string val = new_name_entry.get_text ();
 255                 strip_whitespace_edges (val);
 256                 return val;
 257         }
 258 }
 259
 260 std::string
 261 SessionDialog::session_folder ()
 262 {
 263         if (!_provided_session_path.empty() && !new_only) {
 264                 return _provided_session_path;
 265         }
 266
 267         /* Try recent session selection */
 268
 269         TreeIter iter = recent_session_display.get_selection()->get_selected();
 270
 271         if (iter) {
 272                 string s = (*iter)[recent_session_columns.fullpath];
 273                 if (Glib::file_test (s, Glib::FILE_TEST_IS_REGULAR)) {
 274                         return Glib::path_get_dirname (s);
 275                 }
 276                 return s;
 277         }
 278
 279         if (_existing_session_chooser_used) {
 280                 /* existing session chosen from file chooser */
 281                 return Glib::path_get_dirname (existing_session_chooser.get_current_folder ());
 282         } else {
 283                 std::string val = new_name_entry.get_text();
 284                 strip_whitespace_edges (val);
 285                 std::string legal_session_folder_name = legalize_for_path (val);
 286                 return Glib::build_filename (new_folder_chooser.get_filename (), legal_session_folder_name);
 287         }
 288 }
 289
 290 void
 291 SessionDialog::setup_recent_sessions ()
 292 {
 293         recent_session_model = TreeStore::create (recent_session_columns);
 294         recent_session_model->signal_sort_column_changed().connect (sigc::mem_fun (*this, &SessionDialog::recent_session_sort_changed));
 295
 296         recent_session_display.set_model (recent_session_model);
 297         recent_session_display.append_column (_("Session Name"), recent_session_columns.visible_name);
 298         recent_session_display.append_column (_("Sample Rate"), recent_session_columns.sample_rate);
 299         recent_session_display.append_column (_("File Resolution"), recent_session_columns.disk_format);
 300         recent_session_display.append_column (_("Last Modified"), recent_session_columns.time_formatted);
 301         recent_session_display.set_headers_visible (true);
 302         recent_session_display.get_selection()->set_mode (SELECTION_SINGLE);
 303
 304         recent_session_display.get_selection()->signal_changed().connect (sigc::mem_fun (*this, &SessionDialog::recent_session_row_selected));
 305
 306         recent_scroller.add (recent_session_display);
 307         recent_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
 308         recent_scroller.set_shadow_type (Gtk::SHADOW_IN);
 309
 310         recent_session_display.show();
 311         recent_session_display.signal_row_activated().connect (sigc::mem_fun (*this, &SessionDialog::recent_row_activated));
 312 }
 313
 314 void
 315 SessionDialog::setup_initial_choice_box ()
 316 {
 317         ic_vbox.set_spacing (6);
 318
 319         HBox* centering_hbox = manage (new HBox);
 320         VBox* centering_vbox = manage (new VBox);
 321
 322         centering_vbox->set_spacing (6);
 323
 324         Label* new_label = manage (new Label);
 325         new_label->set_markup (string_compose ("<span weight=\"bold\" size=\"large\">%1</span>", _("New Session")));
 326         new_label->set_justify (JUSTIFY_CENTER);
 327
 328         ic_new_session_button.add (*new_label);
 329         ic_new_session_button.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::new_session_button_clicked));
 330
 331         Gtk::HBox* hbox = manage (new HBox);
 332         Gtk::VBox* vbox = manage (new VBox);
 333         hbox->set_spacing (12);
 334         vbox->set_spacing (12);
 335
 336         string image_path;
 337
 338         if (find_file (ardour_data_search_path(), "small-splash.png", image_path)) {
 339                 Gtk::Image* image;
 340                 if ((image = manage (new Gtk::Image (image_path))) != 0) {
 341                         hbox->pack_start (*image, false, false);
 342                 }
 343         }
 344
 345         vbox->pack_start (ic_new_session_button, true, true, 20);
 346         hbox->pack_start (*vbox, true, true, 20);
 347
 348         centering_vbox->pack_start (*hbox, false, false);
 349
 350         /* Possible update message */
 351
 352         if (ARDOUR_UI::instance()->announce_string() != "" ) {
 353
 354                 Box *info_box = manage (new VBox);
 355                 info_box->set_border_width (12);
 356                 info_box->set_spacing (6);
 357
 358                 info_box->pack_start (info_scroller_label, false, false);
 359
 360                 info_scroller_count = 0;
 361                 info_scroller_connection = Glib::signal_timeout().connect (mem_fun(*this, &SessionDialog::info_scroller_update), 50);
 362
 363                 Gtk::Button *updates_button = manage (new Gtk::Button (_("Check the website for more...")));
 364
 365                 updates_button->signal_clicked().connect (mem_fun(*this, &SessionDialog::updates_button_clicked) );
 366                 set_tooltip (*updates_button, _("Click to open the program website in your web browser"));
 367
 368                 info_box->pack_start (*updates_button, false, false);
 369
 370                 info_frame.add (*info_box);
 371                 info_box->show_all ();
 372                 info_frame.show ();
 373         }
 374
 375         /* recent session scroller */
 376         setup_recent_sessions ();
 377
 378         recent_label.set_no_show_all (true);
 379         recent_scroller.set_no_show_all (true);
 380
 381         recent_label.set_markup (string_compose ("<span weight=\"bold\" size=\"large\">%1</span>", _("Recent Sessions")));
 382
 383         centering_vbox->pack_start (recent_label, false, false, 12);
 384         centering_vbox->pack_start (recent_scroller, true, true);
 385
 386         /* Browse button */
 387
 388         existing_session_chooser.set_title (_("Select session file"));
 389         existing_session_chooser.signal_file_set().connect (sigc::mem_fun (*this, &SessionDialog::existing_session_selected));
 390         existing_session_chooser.set_current_folder(poor_mans_glob (Config->get_default_session_parent_dir()));
 391
 392         FileFilter session_filter;
 393         session_filter.add_pattern (string_compose(X_("*%1"), ARDOUR::statefile_suffix));
 394         session_filter.set_name (string_compose (_("%1 sessions"), PROGRAM_NAME));
 395         existing_session_chooser.add_filter (session_filter);
 396         existing_session_chooser.set_filter (session_filter);
 397
 398 #ifdef GTKOSX
 399         existing_session_chooser.add_shortcut_folder ("/Volumes");
 400 #endif
 401
 402         Label* browse_label = manage (new Label);
 403         browse_label->set_markup (string_compose ("<span weight=\"bold\" size=\"large\">%1</span>", _("Other Sessions")));
 404
 405         centering_vbox->pack_start (*browse_label, false, false, 12);
 406         centering_vbox->pack_start (existing_session_chooser, false, false);
 407
 408         /* pack it all up */
 409
 410         centering_hbox->pack_start (*centering_vbox, true, true);
 411         ic_vbox.pack_start (*centering_hbox, true, true);
 412         ic_vbox.show_all ();
 413 }
 414
 415 void
 416 SessionDialog::session_selected ()
 417 {
 418         /* HACK HACK HACK ... change the "Apply" button label
 419            to say "Open"
 420         */
 421
 422         Gtk::Widget* tl = ic_vbox.get_toplevel();
 423         Gtk::Window* win;
 424         if ((win = dynamic_cast<Gtk::Window*>(tl)) != 0) {
 425                 /* ::get_default_widget() is not wrapped in gtkmm */
 426                 Gtk::Widget* def = wrap (gtk_window_get_default_widget (win->gobj()));
 427                 Gtk::Button* button;
 428                 if ((button = dynamic_cast<Gtk::Button*>(def)) != 0) {
 429                         button->set_label (_("Open"));
 430                 }
 431         }
 432 }
 433
 434 void
 435 SessionDialog::new_session_button_clicked ()
 436 {
 437         _existing_session_chooser_used = false;
 438         recent_session_display.get_selection()->unselect_all ();
 439
 440         get_vbox()->remove (ic_vbox);
 441         get_vbox()->pack_start (session_new_vbox, true, true);
 442         back_button->set_sensitive (true);
 443         new_name_entry.grab_focus ();
 444 }
 445
 446 bool
 447 SessionDialog::back_button_pressed (GdkEventButton*)
 448 {
 449         get_vbox()->remove (session_new_vbox);
 450         back_button->set_sensitive (false);
 451         get_vbox()->pack_start (ic_vbox);
 452
 453         return true;
 454 }
 455
 456 void
 457 SessionDialog::populate_session_templates ()
 458 {
 459         vector<TemplateInfo> templates;
 460
 461         find_session_templates (templates);
 462
 463         template_model->clear ();
 464
 465         for (vector<TemplateInfo>::iterator x = templates.begin(); x != templates.end(); ++x) {
 466                 TreeModel::Row row;
 467
 468                 row = *(template_model->append ());
 469
 470                 row[session_template_columns.name] = (*x).name;
 471                 row[session_template_columns.path] = (*x).path;
 472         }
 473
 474         if (!templates.empty()) {
 475                 /* select first row */
 476                 template_chooser.set_active (0);
 477         }
 478 }
 479
 480 void
 481 SessionDialog::setup_new_session_page ()
 482 {
 483         session_new_vbox.set_border_width (12);
 484         session_new_vbox.set_spacing (18);
 485
 486         VBox *vbox1 = manage (new VBox);
 487         HBox* hbox1 = manage (new HBox);
 488         Label* label1 = manage (new Label);
 489
 490         vbox1->set_spacing (6);
 491
 492         hbox1->set_spacing (6);
 493         hbox1->pack_start (*label1, false, false);
 494         hbox1->pack_start (new_name_entry, true, true);
 495
 496         label1->set_text (_("Session name:"));
 497
 498         if (!ARDOUR_COMMAND_LINE::session_name.empty()) {
 499                 new_name_entry.set_text  (Glib::path_get_basename (ARDOUR_COMMAND_LINE::session_name));
 500                 /* name provided - they can move right along */
 501                 open_button->set_sensitive (true);
 502         }
 503
 504         new_name_entry.signal_changed().connect (sigc::mem_fun (*this, &SessionDialog::new_name_changed));
 505         new_name_entry.signal_activate().connect (sigc::mem_fun (*this, &SessionDialog::new_name_activated));
 506
 507         vbox1->pack_start (*hbox1, true, true);
 508
 509         /* --- */
 510
 511         HBox* hbox2 = manage (new HBox);
 512         Label* label2 = manage (new Label);
 513
 514         hbox2->set_spacing (6);
 515         hbox2->pack_start (*label2, false, false);
 516         hbox2->pack_start (new_folder_chooser, true, true);
 517
 518         label2->set_text (_("Create session folder in:"));
 519
 520         if (!ARDOUR_COMMAND_LINE::session_name.empty()) {
 521                 new_folder_chooser.set_current_folder (poor_mans_glob (Glib::path_get_dirname (ARDOUR_COMMAND_LINE::session_name)));
 522         } else if (ARDOUR_UI::instance()->session_loaded) {
 523                 // point the new session file chooser at the parent directory of the current session
 524                 string session_parent_dir = Glib::path_get_dirname(ARDOUR_UI::instance()->the_session()->path());
 525                 new_folder_chooser.set_current_folder (session_parent_dir);
 526                 string default_session_folder = poor_mans_glob (Config->get_default_session_parent_dir());
 527
 528                 try {
 529                         /* add_shortcut_folder throws an exception if the folder being added already has a shortcut */
 530                         new_folder_chooser.add_shortcut_folder (default_session_folder);
 531                 }
 532                 catch (Glib::Error & e) {
 533                         std::cerr << "new_folder_chooser.add_shortcut_folder (" << default_session_folder << ") threw Glib::Error " << e.what() << std::endl;
 534                 }
 535         } else {
 536                 new_folder_chooser.set_current_folder (poor_mans_glob (Config->get_default_session_parent_dir()));
 537         }
 538         new_folder_chooser.show ();
 539         new_folder_chooser.set_title (_("Select folder for session"));
 540
 541 #ifdef __APPLE__
 542         new_folder_chooser.add_shortcut_folder ("/Volumes");
 543 #endif
 544
 545         vbox1->pack_start (*hbox2, false, false);
 546
 547         session_new_vbox.pack_start (*vbox1, false, false);
 548
 549         /* --- */
 550
 551         VBox *vbox2 = manage (new VBox);
 552         HBox* hbox3 = manage (new HBox);
 553         template_model = ListStore::create (session_template_columns);
 554
 555         vbox2->set_spacing (6);
 556
 557         VBox *vbox3 = manage (new VBox);
 558
 559         vbox3->set_spacing (6);
 560
 561         /* we may want to hide this and show it at various
 562            times depending on the existence of templates.
 563         */
 564         template_chooser.set_no_show_all (true);
 565         use_template_button.set_no_show_all (true);
 566
 567         HBox* hbox4a = manage (new HBox);
 568         use_template_button.set_label (_("Use this template"));
 569
 570         TreeModel::Row row = *template_model->prepend ();
 571         row[session_template_columns.name] = (_("no template"));
 572         row[session_template_columns.path] = string();
 573
 574         hbox4a->set_spacing (6);
 575         hbox4a->pack_start (use_template_button, false, false);
 576         hbox4a->pack_start (template_chooser, true, true);
 577
 578         template_chooser.set_model (template_model);
 579
 580         Gtk::CellRendererText* text_renderer = Gtk::manage (new Gtk::CellRendererText);
 581         text_renderer->property_editable() = false;
 582
 583         template_chooser.pack_start (*text_renderer);
 584         template_chooser.add_attribute (text_renderer->property_text(), session_template_columns.name);
 585         template_chooser.set_active (0);
 586
 587         vbox3->pack_start (*hbox4a, false, false);
 588
 589         /* --- */
 590
 591         HBox* hbox5 = manage (new HBox);
 592
 593         hbox5->set_spacing (6);
 594         hbox5->pack_start (more_new_session_options_button, false, false);
 595
 596         setup_more_options_box ();
 597         more_new_session_options_button.add (more_options_vbox);
 598
 599         vbox3->pack_start (*hbox5, false, false);
 600         hbox3->pack_start (*vbox3, true, true, 8);
 601         vbox2->pack_start (*hbox3, false, false);
 602
 603         /* --- */
 604
 605         session_new_vbox.pack_start (*vbox2, false, false);
 606         session_new_vbox.show_all ();
 607 }
 608
 609 void
 610 SessionDialog::new_name_changed ()
 611 {
 612         if (!new_name_entry.get_text().empty()) {
 613                 session_selected ();
 614                 open_button->set_sensitive (true);
 615         } else {
 616                 open_button->set_sensitive (false);
 617         }
 618 }
 619
 620 void
 621 SessionDialog::new_name_activated ()
 622 {
 623         response (RESPONSE_ACCEPT);
 624 }
 625
 626 int
 627 SessionDialog::redisplay_recent_sessions ()
 628 {
 629         std::vector<std::string> session_directories;
 630         RecentSessionsSorter cmp;
 631
 632         recent_session_display.set_model (Glib::RefPtr<TreeModel>(0));
 633         recent_session_model->clear ();
 634
 635         ARDOUR::RecentSessions rs;
 636         ARDOUR::read_recent_sessions (rs);
 637
 638         if (rs.empty()) {
 639                 recent_session_display.set_model (recent_session_model);
 640                 return 0;
 641         }
 642
 643         // sort them alphabetically
 644         sort (rs.begin(), rs.end(), cmp);
 645
 646         for (ARDOUR::RecentSessions::iterator i = rs.begin(); i != rs.end(); ++i) {
 647                 session_directories.push_back ((*i).second);
 648         }
 649
 650         int session_snapshot_count = 0;
 651
 652         for (vector<std::string>::const_iterator i = session_directories.begin(); i != session_directories.end(); ++i)
 653         {
 654                 std::vector<std::string> state_file_paths;
 655
 656                 // now get available states for this session
 657
 658                 get_state_files_in_directory (*i, state_file_paths);
 659
 660                 vector<string> states;
 661                 vector<const gchar*> item;
 662                 string dirname = *i;
 663
 664                 /* remove any trailing / */
 665
 666                 if (dirname[dirname.length()-1] == '/') {
 667                         dirname = dirname.substr (0, dirname.length()-1);
 668                 }
 669
 670                 /* check whether session still exists */
 671                 if (!Glib::file_test(dirname.c_str(), Glib::FILE_TEST_EXISTS)) {
 672                         /* session doesn't exist */
 673                         continue;
 674                 }
 675
 676                 /* now get available states for this session */
 677
 678                 states = Session::possible_states (dirname);
 679
 680                 if (states.empty()) {
 681                         /* no state file? */
 682                         continue;
 683                 }
 684
 685                 std::vector<string> state_file_names(get_file_names_no_extension (state_file_paths));
 686
 687                 if (state_file_names.empty()) {
 688                         continue;
 689                 }
 690
 691                 Gtk::TreeModel::Row row = *(recent_session_model->append());
 692
 693                 float sr;
 694                 SampleFormat sf;
 695                 std::string state_file_basename = state_file_names.front();
 696
 697                 std::string s = Glib::build_filename (dirname, state_file_basename + statefile_suffix);
 698
 699                 GStatBuf gsb;
 700                 g_stat (s.c_str(), &gsb);
 701
 702                 row[recent_session_columns.fullpath] = dirname; /* just the dir, but this works too */
 703                 row[recent_session_columns.tip] = Glib::Markup::escape_text (dirname);
 704                 row[recent_session_columns.time_modified] = gsb.st_mtime;
 705
 706                 if (Session::get_info_from_path (s, sr, sf) == 0) {
 707                         row[recent_session_columns.sample_rate] = rate_as_string (sr);
 708                         switch (sf) {
 709                         case FormatFloat:
 710                                 row[recent_session_columns.disk_format] = _("32 bit float");
 711                                 break;
 712                         case FormatInt24:
 713                                 row[recent_session_columns.disk_format] = _("24 bit");
 714                                 break;
 715                         case FormatInt16:
 716                                 row[recent_session_columns.disk_format] = _("16 bit");
 717                                 break;
 718                         }
 719                 } else {
 720                         row[recent_session_columns.sample_rate] = "??";
 721                         row[recent_session_columns.disk_format] = "--";
 722                 }
 723
 724                 ++session_snapshot_count;
 725
 726                 if (state_file_names.size() > 1) {
 727                         // multiple session files in the session directory - show the directory name.
 728                         // if there's not a session file with the same name as the session directory,
 729                         // opening the parent item will fail, but expanding it will show the session
 730                         // files that actually exist, and the right one can then be opened.
 731                         row[recent_session_columns.visible_name] = Glib::path_get_basename (dirname);
 732                         int64_t most_recent = 0;
 733
 734                         // add the children
 735                         for (std::vector<std::string>::iterator i2 = state_file_names.begin(); i2 != state_file_names.end(); ++i2) {
 736
 737                                 s = Glib::build_filename (dirname, *i2 + statefile_suffix);
 738                                 Gtk::TreeModel::Row child_row = *(recent_session_model->append (row.children()));
 739
 740                                 child_row[recent_session_columns.visible_name] = *i2;
 741                                 child_row[recent_session_columns.fullpath] = s;
 742                                 child_row[recent_session_columns.tip] = Glib::Markup::escape_text (dirname);
 743                                 g_stat (s.c_str(), &gsb);
 744                                 child_row[recent_session_columns.time_modified] = gsb.st_mtime;
 745
 746                                 Glib::DateTime gdt(Glib::DateTime::create_now_local (gsb.st_mtime));
 747                                 child_row[recent_session_columns.time_formatted] = gdt.format ("%F %H:%M");
 748
 749                                 if (gsb.st_mtime > most_recent) {
 750                                         most_recent = gsb.st_mtime;
 751                                 }
 752
 753                                 if (Session::get_info_from_path (s, sr, sf) == 0) {
 754                                         child_row[recent_session_columns.sample_rate] = rate_as_string (sr);
 755                                         switch (sf) {
 756                                         case FormatFloat:
 757                                                 child_row[recent_session_columns.disk_format] = _("32 bit float");
 758                                                 break;
 759                                         case FormatInt24:
 760                                                 child_row[recent_session_columns.disk_format] = _("24 bit");
 761                                                 break;
 762                                         case FormatInt16:
 763                                                 child_row[recent_session_columns.disk_format] = _("16 bit");
 764                                                 break;
 765                                         }
 766                                 } else {
 767                                         child_row[recent_session_columns.sample_rate] = "??";
 768                                         child_row[recent_session_columns.disk_format] = "--";
 769                                 }
 770
 771                                 ++session_snapshot_count;
 772                         }
 773
 774                         assert (most_recent >= row[recent_session_columns.time_modified]);
 775                         row[recent_session_columns.time_modified] = most_recent;
 776
 777                 } else {
 778                         // only a single session file in the directory - show its actual name.
 779                         row[recent_session_columns.visible_name] = state_file_basename;
 780                 }
 781
 782                 Glib::DateTime gdt(Glib::DateTime::create_now_local (row[recent_session_columns.time_modified]));
 783                 row[recent_session_columns.time_formatted] = gdt.format ("%F %H:%M");
 784         }
 785
 786         recent_session_display.set_tooltip_column(1); // recent_session_columns.tip
 787         recent_session_display.set_model (recent_session_model);
 788
 789         // custom sort
 790         Gtk::TreeView::Column* pColumn;
 791         if ((pColumn = recent_session_display.get_column (0))) { // name
 792                 pColumn->set_sort_column (recent_session_columns.visible_name);
 793         }
 794         if ((pColumn = recent_session_display.get_column (3))) { // date
 795                 pColumn->set_sort_column (recent_session_columns.time_modified); // unixtime
 796         }
 797
 798         int32_t sort = UIConfiguration::instance().get_recent_session_sort();
 799         if (abs(sort) != 1 + recent_session_columns.visible_name.index () &&
 800             abs(sort) != 1 + recent_session_columns.time_modified.index ()) {
 801                 sort = 1 + recent_session_columns.visible_name.index();
 802         }
 803         recent_session_model->set_sort_column (abs (sort) -1, sort < 0 ? Gtk::SORT_DESCENDING : Gtk::SORT_ASCENDING);
 804
 805         return session_snapshot_count;
 806 }
 807
 808 void
 809 SessionDialog::recent_session_sort_changed ()
 810 {
 811         int column;
 812         SortType order;
 813         if (recent_session_model->get_sort_column_id (column, order)) {
 814                 int32_t sort = (column + 1) * (order == Gtk::SORT_DESCENDING ? -1 : 1);
 815                 if (sort != UIConfiguration::instance().get_recent_session_sort()) {
 816                         UIConfiguration::instance().set_recent_session_sort(sort);
 817                 }
 818         }
 819 }
 820
 821 void
 822 SessionDialog::recent_session_row_selected ()
 823 {
 824         if (recent_session_display.get_selection()->count_selected_rows() > 0) {
 825                 open_button->set_sensitive (true);
 826                 session_selected ();
 827         } else {
 828                 open_button->set_sensitive (false);
 829         }
 830 }
 831
 832 void
 833 SessionDialog::setup_more_options_box ()
 834 {
 835         more_options_vbox.set_border_width (24);
 836
 837         _output_limit_count.set_adjustment (_output_limit_count_adj);
 838         _input_limit_count.set_adjustment (_input_limit_count_adj);
 839         _master_bus_channel_count.set_adjustment (_master_bus_channel_count_adj);
 840
 841         chan_count_label_1.set_text (_("channels"));
 842         chan_count_label_3.set_text (_("channels"));
 843         chan_count_label_4.set_text (_("channels"));
 844
 845         chan_count_label_1.set_alignment(0,0.5);
 846         chan_count_label_1.set_padding(0,0);
 847         chan_count_label_1.set_line_wrap(false);
 848
 849         chan_count_label_3.set_alignment(0,0.5);
 850         chan_count_label_3.set_padding(0,0);
 851         chan_count_label_3.set_line_wrap(false);
 852
 853         chan_count_label_4.set_alignment(0,0.5);
 854         chan_count_label_4.set_padding(0,0);
 855         chan_count_label_4.set_line_wrap(false);
 856
 857         bus_label.set_markup (_("<b>Busses</b>"));
 858         input_label.set_markup (_("<b>Inputs</b>"));
 859         output_label.set_markup (_("<b>Outputs</b>"));
 860
 861         _master_bus_channel_count.set_flags(Gtk::CAN_FOCUS);
 862         _master_bus_channel_count.set_update_policy(Gtk::UPDATE_ALWAYS);
 863         _master_bus_channel_count.set_numeric(true);
 864         _master_bus_channel_count.set_digits(0);
 865         _master_bus_channel_count.set_wrap(false);
 866
 867         _create_master_bus.set_label (_("Create master bus"));
 868         _create_master_bus.set_flags(Gtk::CAN_FOCUS);
 869         _create_master_bus.set_relief(Gtk::RELIEF_NORMAL);
 870         _create_master_bus.set_mode(true);
 871         _create_master_bus.set_active(true);
 872         _create_master_bus.set_border_width(0);
 873
 874         advanced_table.set_row_spacings(0);
 875         advanced_table.set_col_spacings(0);
 876
 877         _connect_inputs.set_label (_("Automatically connect to physical inputs"));
 878         _connect_inputs.set_flags(Gtk::CAN_FOCUS);
 879         _connect_inputs.set_relief(Gtk::RELIEF_NORMAL);
 880         _connect_inputs.set_mode(true);
 881         _connect_inputs.set_active(Config->get_input_auto_connect() != ManualConnect);
 882         _connect_inputs.set_border_width(0);
 883
 884         _limit_input_ports.set_label (_("Use only"));
 885         _limit_input_ports.set_flags(Gtk::CAN_FOCUS);
 886         _limit_input_ports.set_relief(Gtk::RELIEF_NORMAL);
 887         _limit_input_ports.set_mode(true);
 888         _limit_input_ports.set_sensitive(true);
 889         _limit_input_ports.set_border_width(0);
 890
 891         _input_limit_count.set_flags(Gtk::CAN_FOCUS);
 892         _input_limit_count.set_update_policy(Gtk::UPDATE_ALWAYS);
 893         _input_limit_count.set_numeric(true);
 894         _input_limit_count.set_digits(0);
 895         _input_limit_count.set_wrap(false);
 896         _input_limit_count.set_sensitive(false);
 897
 898         bus_hbox.pack_start (bus_table, Gtk::PACK_SHRINK, 18);
 899
 900         bus_label.set_alignment(0, 0.5);
 901         bus_label.set_padding(0,0);
 902         bus_label.set_line_wrap(false);
 903         bus_label.set_selectable(false);
 904         bus_label.set_use_markup(true);
 905         bus_frame.set_shadow_type(Gtk::SHADOW_NONE);
 906         bus_frame.set_label_align(0,0.5);
 907         bus_frame.add(bus_hbox);
 908         bus_frame.set_label_widget(bus_label);
 909
 910         bus_table.set_row_spacings (0);
 911         bus_table.set_col_spacings (0);
 912         bus_table.attach (_create_master_bus, 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 913         bus_table.attach (_master_bus_channel_count, 1, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 914         bus_table.attach (chan_count_label_1, 2, 3, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 6, 0);
 915
 916         input_port_limit_hbox.pack_start(_limit_input_ports, Gtk::PACK_SHRINK, 6);
 917         input_port_limit_hbox.pack_start(_input_limit_count, Gtk::PACK_SHRINK, 0);
 918         input_port_limit_hbox.pack_start(chan_count_label_3, Gtk::PACK_SHRINK, 6);
 919         input_port_vbox.pack_start(_connect_inputs, Gtk::PACK_SHRINK, 0);
 920         input_port_vbox.pack_start(input_port_limit_hbox, Gtk::PACK_EXPAND_PADDING, 0);
 921         input_table.set_row_spacings(0);
 922         input_table.set_col_spacings(0);
 923         input_table.attach(input_port_vbox, 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 6, 6);
 924
 925         input_hbox.pack_start (input_table, Gtk::PACK_SHRINK, 18);
 926
 927         input_label.set_alignment(0, 0.5);
 928         input_label.set_padding(0,0);
 929         input_label.set_line_wrap(false);
 930         input_label.set_selectable(false);
 931         input_label.set_use_markup(true);
 932         input_frame.set_shadow_type(Gtk::SHADOW_NONE);
 933         input_frame.set_label_align(0,0.5);
 934         input_frame.add(input_hbox);
 935         input_frame.set_label_widget(input_label);
 936
 937         _connect_outputs.set_label (_("Automatically connect outputs"));
 938         _connect_outputs.set_flags(Gtk::CAN_FOCUS);
 939         _connect_outputs.set_relief(Gtk::RELIEF_NORMAL);
 940         _connect_outputs.set_mode(true);
 941         _connect_outputs.set_active(Config->get_output_auto_connect() != ManualConnect);
 942         _connect_outputs.set_border_width(0);
 943         _limit_output_ports.set_label (_("Use only"));
 944         _limit_output_ports.set_flags(Gtk::CAN_FOCUS);
 945         _limit_output_ports.set_relief(Gtk::RELIEF_NORMAL);
 946         _limit_output_ports.set_mode(true);
 947         _limit_output_ports.set_sensitive(true);
 948         _limit_output_ports.set_border_width(0);
 949         _output_limit_count.set_flags(Gtk::CAN_FOCUS);
 950         _output_limit_count.set_update_policy(Gtk::UPDATE_ALWAYS);
 951         _output_limit_count.set_numeric(false);
 952         _output_limit_count.set_digits(0);
 953         _output_limit_count.set_wrap(false);
 954         _output_limit_count.set_sensitive(false);
 955         output_port_limit_hbox.pack_start(_limit_output_ports, Gtk::PACK_SHRINK, 6);
 956         output_port_limit_hbox.pack_start(_output_limit_count, Gtk::PACK_SHRINK, 0);
 957         output_port_limit_hbox.pack_start(chan_count_label_4, Gtk::PACK_SHRINK, 6);
 958
 959         _connect_outputs_to_master.set_label (_("... to master bus"));
 960         _connect_outputs_to_master.set_flags(Gtk::CAN_FOCUS);
 961         _connect_outputs_to_master.set_relief(Gtk::RELIEF_NORMAL);
 962         _connect_outputs_to_master.set_mode(true);
 963         _connect_outputs_to_master.set_active(Config->get_output_auto_connect() == AutoConnectMaster);
 964         _connect_outputs_to_master.set_border_width(0);
 965
 966         _connect_outputs_to_master.set_group (connect_outputs_group);
 967         _connect_outputs_to_physical.set_group (connect_outputs_group);
 968
 969         _connect_outputs_to_physical.set_label (_("... to physical outputs"));
 970         _connect_outputs_to_physical.set_flags(Gtk::CAN_FOCUS);
 971         _connect_outputs_to_physical.set_relief(Gtk::RELIEF_NORMAL);
 972         _connect_outputs_to_physical.set_mode(true);
 973         _connect_outputs_to_physical.set_active(Config->get_output_auto_connect() == AutoConnectPhysical);
 974         _connect_outputs_to_physical.set_border_width(0);
 975
 976         output_conn_vbox.pack_start(_connect_outputs, Gtk::PACK_SHRINK, 0);
 977         output_conn_vbox.pack_start(_connect_outputs_to_master, Gtk::PACK_SHRINK, 0);
 978         output_conn_vbox.pack_start(_connect_outputs_to_physical, Gtk::PACK_SHRINK, 0);
 979         output_vbox.set_border_width(6);
 980
 981         output_port_vbox.pack_start(output_port_limit_hbox, Gtk::PACK_SHRINK, 0);
 982
 983         output_vbox.pack_start(output_conn_vbox);
 984         output_vbox.pack_start(output_port_vbox);
 985
 986         output_label.set_alignment(0, 0.5);
 987         output_label.set_padding(0,0);
 988         output_label.set_line_wrap(false);
 989         output_label.set_selectable(false);
 990         output_label.set_use_markup(true);
 991         output_frame.set_shadow_type(Gtk::SHADOW_NONE);
 992         output_frame.set_label_align(0,0.5);
 993
 994         output_hbox.pack_start (output_vbox, Gtk::PACK_SHRINK, 18);
 995
 996         output_frame.add(output_hbox);
 997         output_frame.set_label_widget(output_label);
 998
 999         more_options_vbox.pack_start(advanced_table, Gtk::PACK_SHRINK, 0);
1000         more_options_vbox.pack_start(bus_frame, Gtk::PACK_SHRINK, 6);
1001         more_options_vbox.pack_start(input_frame, Gtk::PACK_SHRINK, 6);
1002         more_options_vbox.pack_start(output_frame, Gtk::PACK_SHRINK, 0);
1003
1004         /* signals */
1005
1006         _connect_inputs.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::connect_inputs_clicked));
1007         _connect_outputs.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::connect_outputs_clicked));
1008         _limit_input_ports.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::limit_inputs_clicked));
1009         _limit_output_ports.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::limit_outputs_clicked));
1010         _create_master_bus.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::master_bus_button_clicked));
1011
1012         /* note that more_options_vbox is "visible" by default even
1013          * though it may not be displayed to the user, this is so the dialog
1014          * doesn't resize.
1015          */
1016         more_options_vbox.show_all ();
1017 }
1018
1019 bool
1020 SessionDialog::create_master_bus() const
1021 {
1022         return _create_master_bus.get_active();
1023 }
1024
1025 int
1026 SessionDialog::master_channel_count() const
1027 {
1028         return _master_bus_channel_count.get_value_as_int();
1029 }
1030
1031 bool
1032 SessionDialog::connect_inputs() const
1033 {
1034         return _connect_inputs.get_active();
1035 }
1036
1037 bool
1038 SessionDialog::limit_inputs_used_for_connection() const
1039 {
1040         return _limit_input_ports.get_active();
1041 }
1042
1043 int
1044 SessionDialog::input_limit_count() const
1045 {
1046         return _input_limit_count.get_value_as_int();
1047 }
1048
1049 bool
1050 SessionDialog::connect_outputs() const
1051 {
1052         return _connect_outputs.get_active();
1053 }
1054
1055 bool
1056 SessionDialog::limit_outputs_used_for_connection() const
1057 {
1058         return _limit_output_ports.get_active();
1059 }
1060
1061 int
1062 SessionDialog::output_limit_count() const
1063 {
1064         return _output_limit_count.get_value_as_int();
1065 }
1066
1067 bool
1068 SessionDialog::connect_outs_to_master() const
1069 {
1070         return _connect_outputs_to_master.get_active();
1071 }
1072
1073 bool
1074 SessionDialog::connect_outs_to_physical() const
1075 {
1076         return _connect_outputs_to_physical.get_active();
1077 }
1078
1079 void
1080 SessionDialog::connect_inputs_clicked ()
1081 {
1082         _limit_input_ports.set_sensitive(_connect_inputs.get_active());
1083
1084         if (_connect_inputs.get_active() && _limit_input_ports.get_active()) {
1085                 _input_limit_count.set_sensitive(true);
1086         } else {
1087                 _input_limit_count.set_sensitive(false);
1088         }
1089 }
1090
1091 void
1092 SessionDialog::connect_outputs_clicked ()
1093 {
1094         bool const co = _connect_outputs.get_active ();
1095         _limit_output_ports.set_sensitive(co);
1096         _connect_outputs_to_master.set_sensitive(co);
1097         _connect_outputs_to_physical.set_sensitive(co);
1098
1099         if (co && _limit_output_ports.get_active()) {
1100                 _output_limit_count.set_sensitive(true);
1101         } else {
1102                 _output_limit_count.set_sensitive(false);
1103         }
1104 }
1105
1106 void
1107 SessionDialog::limit_inputs_clicked ()
1108 {
1109         _input_limit_count.set_sensitive(_limit_input_ports.get_active());
1110 }
1111
1112 void
1113 SessionDialog::limit_outputs_clicked ()
1114 {
1115         _output_limit_count.set_sensitive(_limit_output_ports.get_active());
1116 }
1117
1118 void
1119 SessionDialog::master_bus_button_clicked ()
1120 {
1121         bool const yn = _create_master_bus.get_active();
1122
1123         _master_bus_channel_count.set_sensitive(yn);
1124         _connect_outputs_to_master.set_sensitive(yn);
1125 }
1126
1127 void
1128 SessionDialog::recent_row_activated (const Gtk::TreePath&, Gtk::TreeViewColumn*)
1129 {
1130         response (RESPONSE_ACCEPT);
1131 }
1132
1133 void
1134 SessionDialog::existing_session_selected ()
1135 {
1136         _existing_session_chooser_used = true;
1137         recent_session_display.get_selection()->unselect_all();
1138         /* mark this sensitive in case we come back here after a failed open
1139          * attempt and the user has hacked up the fix. sigh.
1140          */
1141         open_button->set_sensitive (true);
1142         response (RESPONSE_ACCEPT);
1143 }
1144
1145 void
1146 SessionDialog::updates_button_clicked ()
1147 {
1148         //now open a browser window so user can see more
1149         PBD::open_uri (Config->get_updates_url());
1150 }
1151
1152 bool
1153 SessionDialog::info_scroller_update()
1154 {
1155         info_scroller_count++;
1156
1157         char buf[512];
1158         snprintf (buf, std::min(info_scroller_count,sizeof(buf)-1), "%s", ARDOUR_UI::instance()->announce_string().c_str() );
1159         buf[info_scroller_count] = 0;
1160         info_scroller_label.set_text (buf);
1161         info_scroller_label.show();
1162
1163         if (info_scroller_count > ARDOUR_UI::instance()->announce_string().length()) {
1164                 info_scroller_connection.disconnect();
1165         }
1166
1167         return true;
1168 }
1169
1170 bool
1171 SessionDialog::on_delete_event (GdkEventAny* ev)
1172 {
1173         response (RESPONSE_CANCEL);
1174         return ArdourDialog::on_delete_event (ev);
1175 }
1176