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 #include <gtkmm/stock.h>
  34
  35 #include "pbd/basename.h"
  36 #include "pbd/failed_constructor.h"
  37 #include "pbd/file_utils.h"
  38 #include "pbd/replace_all.h"
  39 #include "pbd/whitespace.h"
  40 #include "pbd/stacktrace.h"
  41 #include "pbd/stl_delete.h"
  42 #include "pbd/openuri.h"
  43
  44 #include "gtkmm2ext/utils.h"
  45 #include "gtkmm2ext/keyboard.h"
  46
  47 #include "widgets/tooltips.h"
  48
  49 #include "ardour/audioengine.h"
  50 #include "ardour/filesystem_paths.h"
  51 #include "ardour/luascripting.h"
  52 #include "ardour/recent_sessions.h"
  53 #include "ardour/session.h"
  54 #include "ardour/session_state_utils.h"
  55 #include "ardour/template_utils.h"
  56 #include "ardour/filename_extensions.h"
  57
  58 #include "LuaBridge/LuaBridge.h"
  59
  60 #include "ardour_ui.h"
  61 #include "session_dialog.h"
  62 #include "opts.h"
  63 #include "engine_dialog.h"
  64 #include "pbd/i18n.h"
  65 #include "ui_config.h"
  66 #include "utils.h"
  67
  68 using namespace std;
  69 using namespace Gtk;
  70 using namespace Gdk;
  71 using namespace Glib;
  72 using namespace PBD;
  73 using namespace ARDOUR;
  74 using namespace ArdourWidgets;
  75 using namespace ARDOUR_UI_UTILS;
  76
  77 SessionDialog::SessionDialog (bool require_new, const std::string& session_name, const std::string& session_path, const std::string& template_name, bool cancel_not_quit)
  78         : ArdourDialog (_("Session Setup"), true, true)
  79         , new_only (require_new)
  80         , _provided_session_name (session_name)
  81         , _provided_session_path (session_path)
  82         , new_folder_chooser (FILE_CHOOSER_ACTION_SELECT_FOLDER)
  83         , _existing_session_chooser_used (false)
  84 {
  85         set_position (WIN_POS_CENTER);
  86         get_vbox()->set_spacing (6);
  87
  88         cancel_button = add_button ((cancel_not_quit ? Stock::CANCEL : Stock::QUIT), RESPONSE_CANCEL);
  89         back_button = add_button (Stock::GO_BACK, RESPONSE_NO);
  90         open_button = add_button (Stock::OPEN, RESPONSE_ACCEPT);
  91
  92         back_button->signal_button_press_event().connect (sigc::mem_fun (*this, &SessionDialog::back_button_pressed), false);
  93         open_button->signal_button_press_event().connect (sigc::mem_fun (*this, &SessionDialog::open_button_pressed), false);
  94
  95         open_button->set_sensitive (false);
  96         back_button->set_sensitive (false);
  97
  98         /* this is where announcements will be displayed, but it may be empty
  99          * and invisible most of the time.
 100          */
 101
 102         info_frame.set_shadow_type(SHADOW_ETCHED_OUT);
 103         info_frame.set_no_show_all (true);
 104         info_frame.set_border_width (12);
 105         get_vbox()->pack_start (info_frame, false, false);
 106
 107         setup_new_session_page ();
 108
 109         if (!new_only) {
 110                 setup_initial_choice_box ();
 111                 get_vbox()->pack_start (ic_vbox, true, true);
 112         } else {
 113                 get_vbox()->pack_start (session_new_vbox, true, true);
 114         }
 115
 116         if (!template_name.empty()) {
 117                 load_template_override = template_name;
 118         }
 119
 120         get_vbox()->show_all ();
 121
 122         /* fill data models and show/hide accordingly */
 123
 124         populate_session_templates ();
 125
 126         if (recent_session_model) {
 127                 int cnt = redisplay_recent_sessions ();
 128                 if (cnt > 0) {
 129                         recent_scroller.show();
 130                         recent_label.show ();
 131
 132                         if (cnt > 4) {
 133                                 recent_scroller.set_size_request (-1, 300);
 134                         } else {
 135                                 recent_scroller.set_size_request (-1, 80);
 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         , _existing_session_chooser_used (false) // caller must check should_be_new
 163 {
 164         get_vbox()->set_spacing (6);
 165
 166         cancel_button = add_button (Stock::CANCEL, RESPONSE_CANCEL);
 167         open_button = add_button (Stock::OPEN, RESPONSE_ACCEPT);
 168         open_button->set_sensitive (false);
 169
 170         setup_recent_sessions ();
 171
 172         get_vbox()->pack_start (recent_scroller, true, true);
 173         get_vbox()->show_all ();
 174
 175         recent_scroller.show();
 176
 177         int cnt = redisplay_recent_sessions ();
 178         if (cnt > 4) {
 179                 recent_scroller.set_size_request (-1, 300);
 180         } else {
 181                 recent_scroller.set_size_request (-1, 80);
 182         }
 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 uint32_t
 200 SessionDialog::meta_master_bus_profile (std::string script_path) const
 201 {
 202         if (!Glib::file_test (script_path, Glib::FILE_TEST_EXISTS | Glib::FILE_TEST_IS_REGULAR)) {
 203                 return UINT32_MAX;
 204         }
 205
 206         LuaState lua;
 207         lua.sandbox (true);
 208         lua_State* L = lua.getState();
 209
 210         lua.do_command (
 211                         "ardourluainfo = {}"
 212                         "function ardour (entry)"
 213                         "  ardourluainfo['type'] = assert(entry['type'])"
 214                         "  ardourluainfo['master_bus'] = entry['master_bus'] or 2"
 215                         " end"
 216                         );
 217
 218         int err = -1;
 219
 220         try {
 221                 err = lua.do_file (script_path);
 222         } catch (luabridge::LuaException const& e) {
 223                 err = -1;
 224         }
 225
 226         if (err) {
 227                 return UINT32_MAX;
 228         }
 229
 230         luabridge::LuaRef nfo = luabridge::getGlobal (L, "ardourluainfo");
 231         if (nfo.type() != LUA_TTABLE) {
 232                 return UINT32_MAX;
 233         }
 234
 235         if (nfo["master_bus"].type() != LUA_TNUMBER || nfo["type"].type() != LUA_TSTRING) {
 236                 return UINT32_MAX;
 237         }
 238
 239         LuaScriptInfo::ScriptType type = LuaScriptInfo::str2type (nfo["type"].cast<std::string>());
 240         if (type != LuaScriptInfo::SessionSetup) {
 241                 return UINT32_MAX;
 242         }
 243
 244         return nfo["master_bus"].cast<uint32_t>();
 245 }
 246
 247 uint32_t
 248 SessionDialog::master_channel_count ()
 249 {
 250         if (use_session_template ()) {
 251                 std::string tn = session_template_name();
 252                 if (tn.substr (0, 11) == "urn:ardour:") {
 253                         uint32_t mc = meta_master_bus_profile (tn.substr (11));
 254                         if (mc != UINT32_MAX) {
 255                                 return mc;
 256                         }
 257                 }
 258         }
 259         return 2;
 260 }
 261
 262 bool
 263 SessionDialog::use_session_template () const
 264 {
 265         if (!load_template_override.empty()) {
 266                 return true;
 267         }
 268
 269         if (template_chooser.get_selection()->count_selected_rows() > 0) {
 270                 return true;
 271         }
 272
 273         return false;
 274 }
 275
 276 std::string
 277 SessionDialog::session_template_name ()
 278 {
 279         if (!load_template_override.empty()) {
 280                 string the_path (ARDOUR::user_template_directory());
 281                 return Glib::build_filename (the_path, load_template_override + ARDOUR::template_suffix);
 282         }
 283
 284         if (template_chooser.get_selection()->count_selected_rows() > 0) {
 285
 286                 TreeIter const iter = template_chooser.get_selection()->get_selected();
 287
 288                 if (iter) {
 289                         string s = (*iter)[session_template_columns.path];
 290                         return s;
 291                 }
 292         }
 293
 294         return string();
 295 }
 296
 297 std::string
 298 SessionDialog::session_name (bool& should_be_new)
 299 {
 300         if (!_provided_session_name.empty() && !new_only) {
 301                 should_be_new = false;
 302                 return _provided_session_name;
 303         }
 304
 305         /* Try recent session selection */
 306
 307         TreeIter iter = recent_session_display.get_selection()->get_selected();
 308
 309         if (iter) {
 310                 should_be_new = false;
 311                 string s = (*iter)[recent_session_columns.fullpath];
 312                 if (Glib::file_test (s, Glib::FILE_TEST_IS_REGULAR)) {
 313                         return PBD::basename_nosuffix (s);
 314                 }
 315                 return (*iter)[recent_session_columns.visible_name];
 316         }
 317
 318         if (_existing_session_chooser_used) {
 319                 /* existing session chosen from file chooser */
 320                 should_be_new = false;
 321                 return existing_session_chooser.get_filename ();
 322         } else {
 323                 should_be_new = true;
 324                 string val = new_name_entry.get_text ();
 325                 strip_whitespace_edges (val);
 326                 return val;
 327         }
 328 }
 329
 330 std::string
 331 SessionDialog::session_folder ()
 332 {
 333         if (!_provided_session_path.empty() && !new_only) {
 334                 return _provided_session_path;
 335         }
 336
 337         /* Try recent session selection */
 338
 339         TreeIter iter = recent_session_display.get_selection()->get_selected();
 340
 341         if (iter) {
 342                 string s = (*iter)[recent_session_columns.fullpath];
 343                 if (Glib::file_test (s, Glib::FILE_TEST_IS_REGULAR)) {
 344                         return Glib::path_get_dirname (s);
 345                 }
 346                 return s;
 347         }
 348
 349         if (_existing_session_chooser_used) {
 350                 /* existing session chosen from file chooser */
 351                 return Glib::path_get_dirname (existing_session_chooser.get_current_folder ());
 352         } else {
 353                 std::string val = new_name_entry.get_text();
 354                 strip_whitespace_edges (val);
 355                 std::string legal_session_folder_name = legalize_for_path (val);
 356                 return Glib::build_filename (new_folder_chooser.get_filename (), legal_session_folder_name);
 357         }
 358 }
 359
 360 void
 361 SessionDialog::setup_recent_sessions ()
 362 {
 363         recent_session_model = TreeStore::create (recent_session_columns);
 364         recent_session_model->signal_sort_column_changed().connect (sigc::mem_fun (*this, &SessionDialog::recent_session_sort_changed));
 365
 366         recent_session_display.set_model (recent_session_model);
 367         recent_session_display.append_column (_("Session Name"), recent_session_columns.visible_name);
 368         recent_session_display.append_column (_("Sample Rate"), recent_session_columns.sample_rate);
 369         recent_session_display.append_column (_("File Resolution"), recent_session_columns.disk_format);
 370         recent_session_display.append_column (_("Last Modified"), recent_session_columns.time_formatted);
 371         recent_session_display.set_headers_visible (true);
 372         recent_session_display.get_selection()->set_mode (SELECTION_SINGLE);
 373
 374         recent_session_display.get_selection()->signal_changed().connect (sigc::mem_fun (*this, &SessionDialog::recent_session_row_selected));
 375
 376         recent_scroller.add (recent_session_display);
 377         recent_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
 378         recent_scroller.set_shadow_type (Gtk::SHADOW_IN);
 379
 380         recent_session_display.show();
 381         recent_session_display.signal_row_activated().connect (sigc::mem_fun (*this, &SessionDialog::recent_row_activated));
 382         recent_session_display.signal_button_press_event().connect (sigc::mem_fun (*this, &SessionDialog::recent_button_press), false);
 383 }
 384
 385 void
 386 SessionDialog::setup_initial_choice_box ()
 387 {
 388         ic_vbox.set_spacing (6);
 389
 390         HBox* centering_hbox = manage (new HBox);
 391         VBox* centering_vbox = manage (new VBox);
 392
 393         centering_vbox->set_spacing (6);
 394
 395         Label* new_label = manage (new Label);
 396         new_label->set_markup (string_compose ("<span weight=\"bold\" size=\"large\">%1</span>", _("New Session")));
 397         new_label->set_justify (JUSTIFY_CENTER);
 398
 399         ic_new_session_button.add (*new_label);
 400         ic_new_session_button.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::new_session_button_clicked));
 401
 402         Gtk::HBox* hbox = manage (new HBox);
 403         Gtk::VBox* vbox = manage (new VBox);
 404         hbox->set_spacing (12);
 405         vbox->set_spacing (12);
 406
 407         string image_path;
 408
 409         Searchpath rc (ARDOUR::ardour_data_search_path());
 410         rc.add_subdirectory_to_paths ("resources");
 411
 412         if (find_file (rc, PROGRAM_NAME "-small-splash.png", image_path)) {
 413                 Gtk::Image* image;
 414                 if ((image = manage (new Gtk::Image (image_path))) != 0) {
 415                         hbox->pack_start (*image, false, false);
 416                 }
 417         }
 418
 419         vbox->pack_start (ic_new_session_button, true, true, 20);
 420         hbox->pack_start (*vbox, true, true, 20);
 421
 422         centering_vbox->pack_start (*hbox, false, false);
 423
 424         /* Possible update message */
 425
 426         if (ARDOUR_UI::instance()->announce_string() != "" ) {
 427
 428                 Box *info_box = manage (new VBox);
 429                 info_box->set_border_width (12);
 430                 info_box->set_spacing (6);
 431
 432                 info_box->pack_start (info_scroller_label, false, false);
 433
 434                 info_scroller_count = 0;
 435                 info_scroller_connection = Glib::signal_timeout().connect (mem_fun(*this, &SessionDialog::info_scroller_update), 50);
 436
 437                 Gtk::Button *updates_button = manage (new Gtk::Button (_("Check the website for more...")));
 438
 439                 updates_button->signal_clicked().connect (mem_fun(*this, &SessionDialog::updates_button_clicked) );
 440                 set_tooltip (*updates_button, _("Click to open the program website in your web browser"));
 441
 442                 info_box->pack_start (*updates_button, false, false);
 443
 444                 info_frame.add (*info_box);
 445                 info_box->show_all ();
 446                 info_frame.show ();
 447         }
 448
 449         /* recent session scroller */
 450         setup_recent_sessions ();
 451
 452         recent_label.set_no_show_all (true);
 453         recent_scroller.set_no_show_all (true);
 454
 455         recent_label.set_markup (string_compose ("<span weight=\"bold\" size=\"large\">%1</span>", _("Recent Sessions")));
 456
 457         centering_vbox->pack_start (recent_label, false, false, 12);
 458         centering_vbox->pack_start (recent_scroller, true, true);
 459
 460         /* Browse button */
 461
 462         existing_session_chooser.set_title (_("Select session file"));
 463         existing_session_chooser.signal_file_set().connect (sigc::mem_fun (*this, &SessionDialog::existing_session_selected));
 464         existing_session_chooser.set_current_folder(poor_mans_glob (Config->get_default_session_parent_dir()));
 465
 466         FileFilter session_filter;
 467         session_filter.add_pattern (string_compose(X_("*%1"), ARDOUR::statefile_suffix));
 468         session_filter.set_name (string_compose (_("%1 sessions"), PROGRAM_NAME));
 469         existing_session_chooser.add_filter (session_filter);
 470
 471         FileFilter archive_filter;
 472         archive_filter.add_pattern (X_("*.tar.xz"));
 473         archive_filter.set_name (_("Session Archives"));
 474         existing_session_chooser.add_filter (archive_filter);
 475
 476         existing_session_chooser.set_filter (session_filter);
 477
 478         Gtkmm2ext::add_volume_shortcuts (existing_session_chooser);
 479
 480         Label* browse_label = manage (new Label);
 481         browse_label->set_markup (string_compose ("<span weight=\"bold\" size=\"large\">%1</span>", _("Other Sessions")));
 482
 483         centering_vbox->pack_start (*browse_label, false, false, 12);
 484         centering_vbox->pack_start (existing_session_chooser, false, false);
 485
 486         /* --disable plugins UI */
 487
 488         _disable_plugins.set_label (_("Safe Mode: Disable all Plugins"));
 489         _disable_plugins.set_flags (Gtk::CAN_FOCUS);
 490         _disable_plugins.set_relief (Gtk::RELIEF_NORMAL);
 491         _disable_plugins.set_mode (true);
 492         _disable_plugins.set_active (ARDOUR::Session::get_disable_all_loaded_plugins());
 493         _disable_plugins.set_border_width(0);
 494         _disable_plugins.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::disable_plugins_clicked));
 495         centering_vbox->pack_start (_disable_plugins, false, false);
 496
 497         /* pack it all up */
 498
 499         centering_hbox->pack_start (*centering_vbox, true, true);
 500         ic_vbox.pack_start (*centering_hbox, true, true);
 501         ic_vbox.show_all ();
 502 }
 503
 504 void
 505 SessionDialog::session_selected ()
 506 {
 507         /* HACK HACK HACK ... change the "Apply" button label
 508            to say "Open"
 509         */
 510
 511         Gtk::Widget* tl = ic_vbox.get_toplevel();
 512         Gtk::Window* win;
 513         if ((win = dynamic_cast<Gtk::Window*>(tl)) != 0) {
 514                 /* ::get_default_widget() is not wrapped in gtkmm */
 515                 Gtk::Widget* def = wrap (gtk_window_get_default_widget (win->gobj()));
 516                 Gtk::Button* button;
 517                 if ((button = dynamic_cast<Gtk::Button*>(def)) != 0) {
 518                         button->set_label (_("Open"));
 519                 }
 520         }
 521 }
 522
 523 void
 524 SessionDialog::new_session_button_clicked ()
 525 {
 526         _existing_session_chooser_used = false;
 527         recent_session_display.get_selection()->unselect_all ();
 528
 529         get_vbox()->remove (ic_vbox);
 530         get_vbox()->pack_start (session_new_vbox, true, true);
 531         back_button->set_sensitive (true);
 532         new_name_entry.grab_focus ();
 533 }
 534
 535 bool
 536 SessionDialog::back_button_pressed (GdkEventButton*)
 537 {
 538         get_vbox()->remove (session_new_vbox);
 539         back_button->set_sensitive (false);
 540         get_vbox()->pack_start (ic_vbox);
 541
 542         return true;
 543 }
 544
 545 bool
 546 SessionDialog::open_button_pressed (GdkEventButton* ev)
 547 {
 548         if (Gtkmm2ext::Keyboard::modifier_state_equals (ev->state, Gtkmm2ext::Keyboard::PrimaryModifier)) {
 549                 _disable_plugins.set_active();
 550         }
 551         response (RESPONSE_ACCEPT);
 552         return true;
 553 }
 554
 555 void
 556 SessionDialog::populate_session_templates ()
 557 {
 558         vector<TemplateInfo> templates;
 559
 560         find_session_templates (templates, true);
 561
 562         template_model->clear ();
 563
 564         //Add any Lua scripts (factory templates) found in the scripts folder
 565         LuaScriptList& ms (LuaScripting::instance ().scripts (LuaScriptInfo::SessionSetup));
 566         for (LuaScriptList::const_iterator s = ms.begin(); s != ms.end(); ++s) {
 567                 TreeModel::Row row;
 568                 row = *(template_model->append ());
 569                 row[session_template_columns.name] = "Meta: " + (*s)->name;
 570                 row[session_template_columns.path] = "urn:ardour:" + (*s)->path;
 571                 row[session_template_columns.description] = (*s)->description;
 572                 row[session_template_columns.created_with] = _("{Factory Template}");
 573         }
 574
 575
 576         //Add any "template sessions" found in the user's preferences folder
 577         for (vector<TemplateInfo>::iterator x = templates.begin(); x != templates.end(); ++x) {
 578                 TreeModel::Row row;
 579
 580                 row = *(template_model->append ());
 581
 582                 row[session_template_columns.name] = (*x).name;
 583                 row[session_template_columns.path] = (*x).path;
 584                 row[session_template_columns.description] = (*x).description;
 585                 row[session_template_columns.created_with] = (*x).created_with;
 586         }
 587
 588         //Add an explicit 'Empty Template' item
 589         TreeModel::Row row = *template_model->prepend ();
 590         row[session_template_columns.name] = (_("Empty Template"));
 591         row[session_template_columns.path] = string();
 592         row[session_template_columns.description] = _("An empty session with factory default settings.");
 593         row[session_template_columns.created_with] = _("{Factory Template}");
 594
 595         //auto-select the first item in the list
 596         Gtk::TreeModel::Row first = template_model->children()[0];
 597         if(first) {
 598                 template_chooser.get_selection()->select(first);
 599         }
 600 }
 601
 602 void
 603 SessionDialog::setup_new_session_page ()
 604 {
 605         session_new_vbox.set_border_width (8);
 606         session_new_vbox.set_spacing (8);
 607
 608         Label* name_label = manage (new Label);
 609         name_label->set_text (_("Session name:"));
 610
 611         HBox* name_hbox = manage (new HBox);
 612         name_hbox->set_spacing (8);
 613         name_hbox->pack_start (*name_label, false, true);
 614         name_hbox->pack_start (new_name_entry, true, true);
 615
 616         //check to see if a session name was provided on command line
 617         if (!ARDOUR_COMMAND_LINE::session_name.empty()) {
 618                 new_name_entry.set_text  (Glib::path_get_basename (ARDOUR_COMMAND_LINE::session_name));
 619                 open_button->set_sensitive (true);
 620         }
 621
 622         new_name_entry.signal_changed().connect (sigc::mem_fun (*this, &SessionDialog::new_name_changed));
 623         new_name_entry.signal_activate().connect (sigc::mem_fun (*this, &SessionDialog::new_name_activated));
 624
 625         //Folder location for the new session
 626         Label* new_folder_label = manage (new Label);
 627         new_folder_label->set_text (_("Create session folder in:"));
 628         HBox* folder_box = manage (new HBox);
 629         folder_box->set_spacing (8);
 630         folder_box->pack_start (*new_folder_label, false, false);
 631         folder_box->pack_start (new_folder_chooser, true, true);
 632
 633         //determine the text in the new folder selector
 634         if (!ARDOUR_COMMAND_LINE::session_name.empty()) {
 635                 new_folder_chooser.set_current_folder (poor_mans_glob (Glib::path_get_dirname (ARDOUR_COMMAND_LINE::session_name)));
 636         } else if (ARDOUR_UI::instance()->session_loaded) {
 637                 // point the new session file chooser at the parent directory of the current session
 638                 string session_parent_dir = Glib::path_get_dirname(ARDOUR_UI::instance()->the_session()->path());
 639                 new_folder_chooser.set_current_folder (session_parent_dir);
 640                 string default_session_folder = poor_mans_glob (Config->get_default_session_parent_dir());
 641
 642                 try {
 643                         /* add_shortcut_folder throws an exception if the folder being added already has a shortcut */
 644                         new_folder_chooser.add_shortcut_folder (default_session_folder);
 645                 }
 646                 catch (Glib::Error & e) {
 647                         std::cerr << "new_folder_chooser.add_shortcut_folder (" << default_session_folder << ") threw Glib::Error " << e.what() << std::endl;
 648                 }
 649         } else {
 650                 new_folder_chooser.set_current_folder (poor_mans_glob (Config->get_default_session_parent_dir()));
 651         }
 652         new_folder_chooser.show ();
 653         new_folder_chooser.set_title (_("Select folder for session"));
 654         Gtkmm2ext::add_volume_shortcuts (new_folder_chooser);
 655
 656         //Template & Template Description area
 657         HBox* template_hbox = manage (new HBox);
 658
 659         //if the "template override" is provided, don't give the user any template selections   (?)
 660         if ( load_template_override.empty() ) {
 661                 template_hbox->set_spacing (8);
 662                 template_hbox->pack_start (template_chooser, true, true);
 663                 template_hbox->pack_start (template_desc_frame, true, true);
 664         }
 665
 666         //template_desc is the textview that displays the currently selected template's description
 667         template_desc.set_editable (false);
 668         template_desc.set_wrap_mode (Gtk::WRAP_WORD);
 669         template_desc.set_size_request(300,400);
 670         template_desc.set_name (X_("TextOnBackground"));
 671         template_desc.set_border_width (6);
 672
 673         template_desc_frame.set_name (X_("TextHighlightFrame"));
 674         template_desc_frame.add (template_desc);
 675
 676         //template_chooser is the treeview showing available templates
 677         template_model = TreeStore::create (session_template_columns);
 678         template_chooser.set_model (template_model);
 679         template_chooser.set_size_request(300,400);
 680         template_chooser.append_column (_("Template"), session_template_columns.name);
 681         template_chooser.append_column (_("Created With"), session_template_columns.created_with);
 682         template_chooser.set_headers_visible (true);
 683         template_chooser.get_selection()->set_mode (SELECTION_SINGLE);
 684         template_chooser.get_selection()->signal_changed().connect (sigc::mem_fun (*this, &SessionDialog::template_row_selected));
 685         template_chooser.set_sensitive (true);
 686
 687         /* --- */
 688
 689         session_new_vbox.pack_start (*template_hbox, false, true);
 690         session_new_vbox.pack_start (*folder_box, false, true);
 691         session_new_vbox.pack_start (*name_hbox, false, true);
 692         session_new_vbox.show_all ();
 693 }
 694
 695 void
 696 SessionDialog::new_name_changed ()
 697 {
 698         if (!new_name_entry.get_text().empty()) {
 699                 session_selected ();
 700                 open_button->set_sensitive (true);
 701         } else {
 702                 open_button->set_sensitive (false);
 703         }
 704 }
 705
 706 void
 707 SessionDialog::new_name_activated ()
 708 {
 709         response (RESPONSE_ACCEPT);
 710 }
 711
 712 int
 713 SessionDialog::redisplay_recent_sessions ()
 714 {
 715         std::vector<std::string> session_directories;
 716         RecentSessionsSorter cmp;
 717
 718         recent_session_display.set_model (Glib::RefPtr<TreeModel>(0));
 719         recent_session_model->clear ();
 720
 721         ARDOUR::RecentSessions rs;
 722         ARDOUR::read_recent_sessions (rs);
 723
 724         if (rs.empty()) {
 725                 recent_session_display.set_model (recent_session_model);
 726                 return 0;
 727         }
 728
 729         // sort them alphabetically
 730         sort (rs.begin(), rs.end(), cmp);
 731
 732         for (ARDOUR::RecentSessions::iterator i = rs.begin(); i != rs.end(); ++i) {
 733                 session_directories.push_back ((*i).second);
 734         }
 735
 736         int session_snapshot_count = 0;
 737
 738         for (vector<std::string>::const_iterator i = session_directories.begin(); i != session_directories.end(); ++i)
 739         {
 740                 std::vector<std::string> state_file_paths;
 741
 742                 // now get available states for this session
 743
 744                 get_state_files_in_directory (*i, state_file_paths);
 745
 746                 vector<string> states;
 747                 vector<const gchar*> item;
 748                 string dirname = *i;
 749
 750                 /* remove any trailing / */
 751
 752                 if (dirname[dirname.length()-1] == '/') {
 753                         dirname = dirname.substr (0, dirname.length()-1);
 754                 }
 755
 756                 /* check whether session still exists */
 757                 if (!Glib::file_test(dirname.c_str(), Glib::FILE_TEST_EXISTS)) {
 758                         /* session doesn't exist */
 759                         continue;
 760                 }
 761
 762                 /* now get available states for this session */
 763
 764                 states = Session::possible_states (dirname);
 765
 766                 if (states.empty()) {
 767                         /* no state file? */
 768                         continue;
 769                 }
 770
 771                 std::vector<string> state_file_names(get_file_names_no_extension (state_file_paths));
 772
 773                 if (state_file_names.empty()) {
 774                         continue;
 775                 }
 776
 777                 Gtk::TreeModel::Row row = *(recent_session_model->append());
 778
 779                 float sr;
 780                 SampleFormat sf;
 781                 std::string program_version;
 782
 783                 std::string state_file_basename;
 784
 785                 if (state_file_names.size() > 1) {
 786                         state_file_basename = Session::get_snapshot_from_instant (dirname);
 787                         std::string s = Glib::build_filename (dirname, state_file_basename + statefile_suffix);
 788                         if (!Glib::file_test (s, Glib::FILE_TEST_IS_REGULAR)) {
 789                                 state_file_basename = "";
 790                         }
 791                 }
 792
 793                 if (state_file_basename.empty()) {
 794                         state_file_basename = state_file_names.front();
 795                 }
 796
 797                 std::string s = Glib::build_filename (dirname, state_file_basename + statefile_suffix);
 798
 799                 GStatBuf gsb;
 800                 g_stat (s.c_str(), &gsb);
 801
 802                 row[recent_session_columns.fullpath] = s;
 803                 row[recent_session_columns.time_modified] = gsb.st_mtime;
 804
 805                 if (Session::get_info_from_path (s, sr, sf, program_version) == 0) {
 806                         row[recent_session_columns.sample_rate] = rate_as_string (sr);
 807                         switch (sf) {
 808                         case FormatFloat:
 809                                 row[recent_session_columns.disk_format] = _("32-bit float");
 810                                 break;
 811                         case FormatInt24:
 812                                 row[recent_session_columns.disk_format] = _("24-bit");
 813                                 break;
 814                         case FormatInt16:
 815                                 row[recent_session_columns.disk_format] = _("16-bit");
 816                                 break;
 817                         }
 818                 } else {
 819                         row[recent_session_columns.sample_rate] = "??";
 820                         row[recent_session_columns.disk_format] = "--";
 821                 }
 822
 823                 if (program_version.empty()) {
 824                         row[recent_session_columns.tip] = Gtkmm2ext::markup_escape_text (dirname);
 825                 } else {
 826                         row[recent_session_columns.tip] = Gtkmm2ext::markup_escape_text (dirname + "\n" + string_compose (_("Last modified with: %1"), program_version));
 827                 }
 828
 829                 ++session_snapshot_count;
 830
 831                 if (state_file_names.size() > 1) {
 832                         // multiple session files in the session directory - show the directory name.
 833                         // if there's not a session file with the same name as the session directory,
 834                         // opening the parent item will fail, but expanding it will show the session
 835                         // files that actually exist, and the right one can then be opened.
 836                         row[recent_session_columns.visible_name] = Glib::path_get_basename (dirname);
 837                         int64_t most_recent = 0;
 838
 839                         // add the children
 840                         int kidcount = 0;
 841                         for (std::vector<std::string>::iterator i2 = state_file_names.begin(); i2 != state_file_names.end(); ++i2) {
 842
 843                                 s = Glib::build_filename (dirname, *i2 + statefile_suffix);
 844                                 Gtk::TreeModel::Row child_row = *(recent_session_model->append (row.children()));
 845
 846                                 child_row[recent_session_columns.visible_name] = *i2;
 847                                 child_row[recent_session_columns.fullpath] = s;
 848                                 child_row[recent_session_columns.tip] = Gtkmm2ext::markup_escape_text (dirname);
 849                                 g_stat (s.c_str(), &gsb);
 850                                 child_row[recent_session_columns.time_modified] = gsb.st_mtime;
 851
 852                                 Glib::DateTime gdt(Glib::DateTime::create_now_local (gsb.st_mtime));
 853                                 child_row[recent_session_columns.time_formatted] = gdt.format ("%F %H:%M");
 854
 855                                 if (gsb.st_mtime > most_recent) {
 856                                         most_recent = gsb.st_mtime;
 857                                 }
 858
 859                                 if (++kidcount < 5) {
 860                                         // parse "modified with" for the first 5 snapshots
 861                                         if (Session::get_info_from_path (s, sr, sf, program_version) == 0) {
 862 #if 0
 863                                                 child_row[recent_session_columns.sample_rate] = rate_as_string (sr);
 864                                                 switch (sf) {
 865                                                 case FormatFloat:
 866                                                         child_row[recent_session_columns.disk_format] = _("32-bit float");
 867                                                         break;
 868                                                 case FormatInt24:
 869                                                         child_row[recent_session_columns.disk_format] = _("24-bit");
 870                                                         break;
 871                                                 case FormatInt16:
 872                                                         child_row[recent_session_columns.disk_format] = _("16-bit");
 873                                                         break;
 874                                                 }
 875 #else
 876                                                 child_row[recent_session_columns.sample_rate] = "";
 877                                                 child_row[recent_session_columns.disk_format] = "";
 878 #endif
 879                                         } else {
 880                                                 child_row[recent_session_columns.sample_rate] = "??";
 881                                                 child_row[recent_session_columns.disk_format] = "--";
 882                                         }
 883                                         if (!program_version.empty()) {
 884                                                 child_row[recent_session_columns.tip] = Gtkmm2ext::markup_escape_text (string_compose (_("Last modified with: %1"), program_version));
 885                                         }
 886                                 } else {
 887                                         child_row[recent_session_columns.sample_rate] = "";
 888                                         child_row[recent_session_columns.disk_format] = "";
 889                                 }
 890
 891                                 ++session_snapshot_count;
 892                         }
 893
 894                         assert (most_recent >= row[recent_session_columns.time_modified]);
 895                         row[recent_session_columns.time_modified] = most_recent;
 896
 897                 } else {
 898                         // only a single session file in the directory - show its actual name.
 899                         row[recent_session_columns.visible_name] = state_file_basename;
 900                 }
 901
 902                 Glib::DateTime gdt(Glib::DateTime::create_now_local (row[recent_session_columns.time_modified]));
 903                 row[recent_session_columns.time_formatted] = gdt.format ("%F %H:%M");
 904         }
 905
 906         recent_session_display.set_tooltip_column(1); // recent_session_columns.tip
 907         recent_session_display.set_model (recent_session_model);
 908
 909         // custom sort
 910         Gtk::TreeView::Column* pColumn;
 911         if ((pColumn = recent_session_display.get_column (0))) { // name
 912                 pColumn->set_sort_column (recent_session_columns.visible_name);
 913         }
 914         if ((pColumn = recent_session_display.get_column (3))) { // date
 915                 pColumn->set_sort_column (recent_session_columns.time_modified); // unixtime
 916         }
 917
 918         int32_t sort = UIConfiguration::instance().get_recent_session_sort();
 919         if (abs(sort) != 1 + recent_session_columns.visible_name.index () &&
 920             abs(sort) != 1 + recent_session_columns.time_modified.index ()) {
 921                 sort = 1 + recent_session_columns.visible_name.index();
 922         }
 923         recent_session_model->set_sort_column (abs (sort) -1, sort < 0 ? Gtk::SORT_DESCENDING : Gtk::SORT_ASCENDING);
 924
 925         return session_snapshot_count;
 926 }
 927
 928 void
 929 SessionDialog::recent_session_sort_changed ()
 930 {
 931         int column;
 932         SortType order;
 933         if (recent_session_model->get_sort_column_id (column, order)) {
 934                 int32_t sort = (column + 1) * (order == Gtk::SORT_DESCENDING ? -1 : 1);
 935                 if (sort != UIConfiguration::instance().get_recent_session_sort()) {
 936                         UIConfiguration::instance().set_recent_session_sort(sort);
 937                 }
 938         }
 939 }
 940
 941 void
 942 SessionDialog::recent_session_row_selected ()
 943 {
 944         if (recent_session_display.get_selection()->count_selected_rows() > 0) {
 945                 open_button->set_sensitive (true);
 946                 session_selected ();
 947         } else {
 948                 open_button->set_sensitive (false);
 949         }
 950 }
 951
 952 void
 953 SessionDialog::template_row_selected ()
 954 {
 955         if (template_chooser.get_selection()->count_selected_rows() > 0) {
 956                 TreeIter iter = template_chooser.get_selection()->get_selected();
 957
 958                 if (iter) {
 959                         string s = (*iter)[session_template_columns.description];
 960                         template_desc.get_buffer()->set_text (s);
 961                 }
 962         }
 963 }
 964
 965 void
 966 SessionDialog::recent_row_activated (const Gtk::TreePath&, Gtk::TreeViewColumn*)
 967 {
 968         response (RESPONSE_ACCEPT);
 969 }
 970
 971 bool
 972 SessionDialog::recent_button_press (GdkEventButton* ev)
 973 {
 974         if ((ev->type == GDK_BUTTON_PRESS) && (ev->button == 3) ) {
 975
 976                 TreeModel::Path path;
 977                 TreeViewColumn* column;
 978                 int cellx, celly;
 979                 if (recent_session_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
 980                         Glib::RefPtr<Gtk::TreeView::Selection> selection = recent_session_display.get_selection();
 981                         if (selection) {
 982                                 selection->unselect_all();
 983                                 selection->select(path);
 984                         }
 985                 }
 986
 987                 if (recent_session_display.get_selection()->count_selected_rows() > 0) {
 988                         recent_context_mennu (ev);
 989                 }
 990         }
 991         return false;
 992 }
 993
 994 void
 995 SessionDialog::recent_context_mennu (GdkEventButton *ev)
 996 {
 997         using namespace Gtk::Menu_Helpers;
 998
 999         TreeIter iter = recent_session_display.get_selection()->get_selected();
1000         assert (iter);
1001         string s = (*iter)[recent_session_columns.fullpath];
1002         if (Glib::file_test (s, Glib::FILE_TEST_IS_REGULAR)) {
1003                 s = Glib::path_get_dirname (s);
1004         }
1005         if (!Glib::file_test (s, Glib::FILE_TEST_IS_DIR)) {
1006                 return;
1007         }
1008
1009         Gtk::TreeModel::Path tpath = recent_session_model->get_path(iter);
1010         const bool is_child = tpath.up () && tpath.up ();
1011
1012         Gtk::Menu* m = manage (new Menu);
1013         MenuList& items = m->items ();
1014         items.push_back (MenuElem (s, sigc::bind (sigc::hide_return (sigc::ptr_fun (&PBD::open_folder)), s)));
1015         if (!is_child) {
1016                 items.push_back (SeparatorElem());
1017                 items.push_back (MenuElem (_("Remove session from recent list"), sigc::mem_fun (*this, &SessionDialog::recent_remove_selected)));
1018         }
1019         m->popup (ev->button, ev->time);
1020 }
1021
1022 void
1023 SessionDialog::recent_remove_selected ()
1024 {
1025         TreeIter iter = recent_session_display.get_selection()->get_selected();
1026         assert (iter);
1027         string s = (*iter)[recent_session_columns.fullpath];
1028         if (Glib::file_test (s, Glib::FILE_TEST_IS_REGULAR)) {
1029                 s = Glib::path_get_dirname (s);
1030         }
1031         ARDOUR::remove_recent_sessions (s);
1032         redisplay_recent_sessions ();
1033 }
1034
1035 void
1036 SessionDialog::disable_plugins_clicked ()
1037 {
1038         ARDOUR::Session::set_disable_all_loaded_plugins (_disable_plugins.get_active());
1039 }
1040
1041 void
1042 SessionDialog::existing_session_selected ()
1043 {
1044         _existing_session_chooser_used = true;
1045         recent_session_display.get_selection()->unselect_all();
1046         /* mark this sensitive in case we come back here after a failed open
1047          * attempt and the user has hacked up the fix. sigh.
1048          */
1049         open_button->set_sensitive (true);
1050         response (RESPONSE_ACCEPT);
1051 }
1052
1053 void
1054 SessionDialog::updates_button_clicked ()
1055 {
1056         //now open a browser window so user can see more
1057         PBD::open_uri (Config->get_updates_url());
1058 }
1059
1060 bool
1061 SessionDialog::info_scroller_update()
1062 {
1063         info_scroller_count++;
1064
1065         char buf[512];
1066         snprintf (buf, std::min(info_scroller_count,sizeof(buf)-1), "%s", ARDOUR_UI::instance()->announce_string().c_str() );
1067         buf[info_scroller_count] = 0;
1068         info_scroller_label.set_text (buf);
1069         info_scroller_label.show();
1070
1071         if (info_scroller_count > ARDOUR_UI::instance()->announce_string().length()) {
1072                 info_scroller_connection.disconnect();
1073         }
1074
1075         return true;
1076 }
1077
1078 bool
1079 SessionDialog::on_delete_event (GdkEventAny* ev)
1080 {
1081         response (RESPONSE_CANCEL);
1082         return ArdourDialog::on_delete_event (ev);
1083 }