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         }  catch (...) {
 225                 err = -1;
 226         }
 227
 228
 229         if (err) {
 230                 return UINT32_MAX;
 231         }
 232
 233         luabridge::LuaRef nfo = luabridge::getGlobal (L, "ardourluainfo");
 234         if (nfo.type() != LUA_TTABLE) {
 235                 return UINT32_MAX;
 236         }
 237
 238         if (nfo["master_bus"].type() != LUA_TNUMBER || nfo["type"].type() != LUA_TSTRING) {
 239                 return UINT32_MAX;
 240         }
 241
 242         LuaScriptInfo::ScriptType type = LuaScriptInfo::str2type (nfo["type"].cast<std::string>());
 243         if (type != LuaScriptInfo::SessionInit) {
 244                 return UINT32_MAX;
 245         }
 246
 247         return nfo["master_bus"].cast<uint32_t>();
 248 }
 249
 250 uint32_t
 251 SessionDialog::master_channel_count ()
 252 {
 253         if (use_session_template ()) {
 254                 std::string tn = session_template_name();
 255                 if (tn.substr (0, 11) == "urn:ardour:") {
 256                         uint32_t mc = meta_master_bus_profile (tn.substr (11));
 257                         if (mc != UINT32_MAX) {
 258                                 return mc;
 259                         }
 260                 }
 261         }
 262         return 2;
 263 }
 264
 265 bool
 266 SessionDialog::use_session_template () const
 267 {
 268         if (!back_button->sensitive () && !new_only) {
 269                 /* open session -- not create a new one */
 270                 return false;
 271         }
 272
 273         if (!load_template_override.empty()) {
 274                 return true;
 275         }
 276
 277         if (template_chooser.get_selection()->count_selected_rows() > 0) {
 278                 return true;
 279         }
 280
 281         return false;
 282 }
 283
 284 std::string
 285 SessionDialog::session_template_name ()
 286 {
 287         if (!load_template_override.empty()) {
 288                 string the_path (ARDOUR::user_template_directory());
 289                 return Glib::build_filename (the_path, load_template_override + ARDOUR::template_suffix);
 290         }
 291
 292         if (template_chooser.get_selection()->count_selected_rows() > 0) {
 293
 294                 TreeIter const iter = template_chooser.get_selection()->get_selected();
 295
 296                 if (iter) {
 297                         string s = (*iter)[session_template_columns.path];
 298                         return s;
 299                 }
 300         }
 301
 302         return string();
 303 }
 304
 305 std::string
 306 SessionDialog::session_name (bool& should_be_new)
 307 {
 308         if (!_provided_session_name.empty() && !new_only) {
 309                 should_be_new = false;
 310                 return _provided_session_name;
 311         }
 312
 313         /* Try recent session selection */
 314
 315         TreeIter iter = recent_session_display.get_selection()->get_selected();
 316
 317         if (iter) {
 318                 should_be_new = false;
 319                 string s = (*iter)[recent_session_columns.fullpath];
 320                 if (Glib::file_test (s, Glib::FILE_TEST_IS_REGULAR)) {
 321                         return PBD::basename_nosuffix (s);
 322                 }
 323                 return (*iter)[recent_session_columns.visible_name];
 324         }
 325
 326         if (_existing_session_chooser_used) {
 327                 /* existing session chosen from file chooser */
 328                 should_be_new = false;
 329                 return existing_session_chooser.get_filename ();
 330         } else {
 331                 should_be_new = true;
 332                 string val = new_name_entry.get_text ();
 333                 strip_whitespace_edges (val);
 334                 return val;
 335         }
 336 }
 337
 338 std::string
 339 SessionDialog::session_folder ()
 340 {
 341         if (!_provided_session_path.empty() && !new_only) {
 342                 return _provided_session_path;
 343         }
 344
 345         /* Try recent session selection */
 346
 347         TreeIter iter = recent_session_display.get_selection()->get_selected();
 348
 349         if (iter) {
 350                 string s = (*iter)[recent_session_columns.fullpath];
 351                 if (Glib::file_test (s, Glib::FILE_TEST_IS_REGULAR)) {
 352                         return Glib::path_get_dirname (s);
 353                 }
 354                 return s;
 355         }
 356
 357         if (_existing_session_chooser_used) {
 358                 /* existing session chosen from file chooser */
 359                 return Glib::path_get_dirname (existing_session_chooser.get_current_folder ());
 360         } else {
 361                 std::string val = new_name_entry.get_text();
 362                 strip_whitespace_edges (val);
 363                 std::string legal_session_folder_name = legalize_for_path (val);
 364                 return Glib::build_filename (new_folder_chooser.get_filename (), legal_session_folder_name);
 365         }
 366 }
 367
 368 void
 369 SessionDialog::setup_recent_sessions ()
 370 {
 371         recent_session_model = TreeStore::create (recent_session_columns);
 372         recent_session_model->signal_sort_column_changed().connect (sigc::mem_fun (*this, &SessionDialog::recent_session_sort_changed));
 373
 374         recent_session_display.set_model (recent_session_model);
 375         recent_session_display.append_column (_("Session Name"), recent_session_columns.visible_name);
 376         recent_session_display.append_column (_("Sample Rate"), recent_session_columns.sample_rate);
 377 #ifdef MIXBUS
 378         recent_session_display.append_column (_("Modified With"), recent_session_columns.modified_with);
 379 #else
 380         recent_session_display.append_column (_("File Resolution"), recent_session_columns.disk_format);
 381 #endif
 382         recent_session_display.append_column (_("Last Modified"), recent_session_columns.time_formatted);
 383         recent_session_display.set_headers_visible (true);
 384         recent_session_display.get_selection()->set_mode (SELECTION_SINGLE);
 385
 386         recent_session_display.get_selection()->signal_changed().connect (sigc::mem_fun (*this, &SessionDialog::recent_session_row_selected));
 387
 388         recent_scroller.add (recent_session_display);
 389         recent_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
 390         recent_scroller.set_shadow_type (Gtk::SHADOW_IN);
 391
 392         recent_session_display.show();
 393         recent_session_display.signal_row_activated().connect (sigc::mem_fun (*this, &SessionDialog::recent_row_activated));
 394         recent_session_display.signal_button_press_event().connect (sigc::mem_fun (*this, &SessionDialog::recent_button_press), false);
 395 }
 396
 397 void
 398 SessionDialog::setup_initial_choice_box ()
 399 {
 400         ic_vbox.set_spacing (6);
 401
 402         HBox* centering_hbox = manage (new HBox);
 403         VBox* centering_vbox = manage (new VBox);
 404
 405         centering_vbox->set_spacing (6);
 406
 407         Label* new_label = manage (new Label);
 408         new_label->set_markup (string_compose ("<span weight=\"bold\" size=\"large\">%1</span>", _("New Session")));
 409         new_label->set_justify (JUSTIFY_CENTER);
 410
 411         ic_new_session_button.add (*new_label);
 412         ic_new_session_button.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::new_session_button_clicked));
 413
 414         Gtk::HBox* hbox = manage (new HBox);
 415         Gtk::VBox* vbox = manage (new VBox);
 416         hbox->set_spacing (12);
 417         vbox->set_spacing (12);
 418
 419         string image_path;
 420
 421         Searchpath rc (ARDOUR::ardour_data_search_path());
 422         rc.add_subdirectory_to_paths ("resources");
 423
 424         if (find_file (rc, PROGRAM_NAME "-small-splash.png", image_path)) {
 425                 Gtk::Image* image;
 426                 if ((image = manage (new Gtk::Image (image_path))) != 0) {
 427                         hbox->pack_start (*image, false, false);
 428                 }
 429         }
 430
 431         vbox->pack_start (ic_new_session_button, true, true, 20);
 432         hbox->pack_start (*vbox, true, true, 20);
 433
 434         centering_vbox->pack_start (*hbox, false, false);
 435
 436         /* Possible update message */
 437
 438         if (ARDOUR_UI::instance()->announce_string() != "" ) {
 439
 440                 Box *info_box = manage (new VBox);
 441                 info_box->set_border_width (12);
 442                 info_box->set_spacing (6);
 443
 444                 info_box->pack_start (info_scroller_label, false, false);
 445
 446                 info_scroller_count = 0;
 447                 info_scroller_connection = Glib::signal_timeout().connect (mem_fun(*this, &SessionDialog::info_scroller_update), 50);
 448
 449                 Gtk::Button *updates_button = manage (new Gtk::Button (_("Check the website for more...")));
 450
 451                 updates_button->signal_clicked().connect (mem_fun(*this, &SessionDialog::updates_button_clicked) );
 452                 set_tooltip (*updates_button, _("Click to open the program website in your web browser"));
 453
 454                 info_box->pack_start (*updates_button, false, false);
 455
 456                 info_frame.add (*info_box);
 457                 info_box->show_all ();
 458                 info_frame.show ();
 459         }
 460
 461         /* recent session scroller */
 462         setup_recent_sessions ();
 463
 464         recent_label.set_no_show_all (true);
 465         recent_scroller.set_no_show_all (true);
 466
 467         recent_label.set_markup (string_compose ("<span weight=\"bold\" size=\"large\">%1</span>", _("Recent Sessions")));
 468
 469         centering_vbox->pack_start (recent_label, false, false, 12);
 470         centering_vbox->pack_start (recent_scroller, true, true);
 471
 472         /* Browse button */
 473
 474         existing_session_chooser.set_title (_("Select session file"));
 475         existing_session_chooser.signal_file_set().connect (sigc::mem_fun (*this, &SessionDialog::existing_session_selected));
 476         existing_session_chooser.set_current_folder(poor_mans_glob (Config->get_default_session_parent_dir()));
 477
 478         FileFilter session_filter;
 479         session_filter.add_pattern (string_compose(X_("*%1"), ARDOUR::statefile_suffix));
 480         session_filter.set_name (string_compose (_("%1 sessions"), PROGRAM_NAME));
 481         existing_session_chooser.add_filter (session_filter);
 482
 483         FileFilter archive_filter;
 484         session_filter.add_pattern (string_compose(X_("*%1"), ARDOUR::session_archive_suffix));
 485         archive_filter.add_pattern (X_("*.tar.xz"));
 486         archive_filter.set_name (_("Session Archives"));
 487         existing_session_chooser.add_filter (archive_filter);
 488
 489         existing_session_chooser.set_filter (session_filter);
 490
 491         Gtkmm2ext::add_volume_shortcuts (existing_session_chooser);
 492
 493         Label* browse_label = manage (new Label);
 494         browse_label->set_markup (string_compose ("<span weight=\"bold\" size=\"large\">%1</span>", _("Other Sessions")));
 495
 496         centering_vbox->pack_start (*browse_label, false, false, 12);
 497         centering_vbox->pack_start (existing_session_chooser, false, false);
 498
 499         /* --disable plugins UI */
 500
 501         _disable_plugins.set_label (_("Safe Mode: Disable all Plugins"));
 502         _disable_plugins.set_flags (Gtk::CAN_FOCUS);
 503         _disable_plugins.set_relief (Gtk::RELIEF_NORMAL);
 504         _disable_plugins.set_mode (true);
 505         _disable_plugins.set_active (ARDOUR::Session::get_disable_all_loaded_plugins());
 506         _disable_plugins.set_border_width(0);
 507         _disable_plugins.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::disable_plugins_clicked));
 508         centering_vbox->pack_start (_disable_plugins, false, false);
 509
 510         /* pack it all up */
 511
 512         centering_hbox->pack_start (*centering_vbox, true, true);
 513         ic_vbox.pack_start (*centering_hbox, true, true);
 514         ic_vbox.show_all ();
 515 }
 516
 517 void
 518 SessionDialog::session_selected ()
 519 {
 520         /* HACK HACK HACK ... change the "Apply" button label
 521            to say "Open"
 522         */
 523
 524         Gtk::Widget* tl = ic_vbox.get_toplevel();
 525         Gtk::Window* win;
 526         if ((win = dynamic_cast<Gtk::Window*>(tl)) != 0) {
 527                 /* ::get_default_widget() is not wrapped in gtkmm */
 528                 Gtk::Widget* def = wrap (gtk_window_get_default_widget (win->gobj()));
 529                 Gtk::Button* button;
 530                 if ((button = dynamic_cast<Gtk::Button*>(def)) != 0) {
 531                         button->set_label (_("Open"));
 532                 }
 533         }
 534 }
 535
 536 void
 537 SessionDialog::new_session_button_clicked ()
 538 {
 539         _existing_session_chooser_used = false;
 540         recent_session_display.get_selection()->unselect_all ();
 541
 542         get_vbox()->remove (ic_vbox);
 543         get_vbox()->pack_start (session_new_vbox, true, true);
 544         back_button->set_sensitive (true);
 545         new_name_entry.grab_focus ();
 546 }
 547
 548 bool
 549 SessionDialog::back_button_pressed (GdkEventButton*)
 550 {
 551         get_vbox()->remove (session_new_vbox);
 552         back_button->set_sensitive (false);
 553         get_vbox()->pack_start (ic_vbox);
 554
 555         return true;
 556 }
 557
 558 bool
 559 SessionDialog::open_button_pressed (GdkEventButton* ev)
 560 {
 561         if (Gtkmm2ext::Keyboard::modifier_state_equals (ev->state, Gtkmm2ext::Keyboard::PrimaryModifier)) {
 562                 _disable_plugins.set_active();
 563         }
 564         response (RESPONSE_ACCEPT);
 565         return true;
 566 }
 567
 568 void
 569 SessionDialog::populate_session_templates ()
 570 {
 571         vector<TemplateInfo> templates;
 572
 573         find_session_templates (templates, true);
 574
 575         template_model->clear ();
 576
 577         /* Add Lua Scripts dedicated to session-setup */
 578         LuaScriptList& ms (LuaScripting::instance ().scripts (LuaScriptInfo::SessionInit));
 579         for (LuaScriptList::const_iterator s = ms.begin(); s != ms.end(); ++s) {
 580                 TreeModel::Row row = *(template_model->append ());
 581                 row[session_template_columns.name] = (*s)->name;
 582                 row[session_template_columns.path] = "urn:ardour:" + (*s)->path;
 583                 row[session_template_columns.description] = (*s)->description;
 584                 row[session_template_columns.modified_with_short] = _("{Factory Template}");
 585                 row[session_template_columns.modified_with_long] = _("{Factory Template}");
 586         }
 587
 588         /* Add Lua Action Scripts which can also be used for session-setup */
 589         LuaScriptList& as (LuaScripting::instance ().scripts (LuaScriptInfo::EditorAction));
 590         for (LuaScriptList::const_iterator s = as.begin(); s != as.end(); ++s) {
 591                 if (!((*s)->subtype & LuaScriptInfo::SessionSetup)) {
 592                         continue;
 593                 }
 594                 TreeModel::Row row = *(template_model->append ());
 595                 row[session_template_columns.name] = (*s)->name;
 596                 row[session_template_columns.path] = "urn:ardour:" + (*s)->path;
 597                 row[session_template_columns.description] = (*s)->description;
 598                 row[session_template_columns.modified_with_short] = _("{Factory Template}");
 599                 row[session_template_columns.modified_with_long] = _("{Factory Template}");
 600         }
 601
 602
 603         //Add any "template sessions" found in the user's preferences folder
 604         for (vector<TemplateInfo>::iterator x = templates.begin(); x != templates.end(); ++x) {
 605                 TreeModel::Row row;
 606
 607                 row = *(template_model->append ());
 608
 609                 row[session_template_columns.name] = (*x).name;
 610                 row[session_template_columns.path] = (*x).path;
 611                 row[session_template_columns.description] = (*x).description;
 612                 row[session_template_columns.modified_with_long] = (*x).modified_with;
 613                 row[session_template_columns.modified_with_short] = (*x).modified_with.substr(0, (*x).modified_with.find(" "));
 614         }
 615
 616         //Add an explicit 'Empty Template' item
 617         TreeModel::Row row = *template_model->prepend ();
 618         row[session_template_columns.name] = (_("Empty Template"));
 619         row[session_template_columns.path] = string();
 620         row[session_template_columns.description] = _("An empty session with factory default settings.");
 621         row[session_template_columns.modified_with_short] = _("");
 622         row[session_template_columns.modified_with_long] = _("");
 623
 624         //auto-select the first item in the list
 625         Gtk::TreeModel::Row first = template_model->children()[0];
 626         if(first) {
 627                 template_chooser.get_selection()->select(first);
 628         }
 629 }
 630
 631 void
 632 SessionDialog::setup_new_session_page ()
 633 {
 634         session_new_vbox.set_border_width (8);
 635         session_new_vbox.set_spacing (8);
 636
 637         Label* name_label = manage (new Label);
 638         name_label->set_text (_("Session name:"));
 639
 640         HBox* name_hbox = manage (new HBox);
 641         name_hbox->set_spacing (8);
 642         name_hbox->pack_start (*name_label, false, true);
 643         name_hbox->pack_start (new_name_entry, true, true);
 644
 645         //check to see if a session name was provided on command line
 646         if (!ARDOUR_COMMAND_LINE::session_name.empty()) {
 647                 new_name_entry.set_text  (Glib::path_get_basename (ARDOUR_COMMAND_LINE::session_name));
 648                 open_button->set_sensitive (true);
 649         }
 650
 651         new_name_entry.signal_changed().connect (sigc::mem_fun (*this, &SessionDialog::new_name_changed));
 652         new_name_entry.signal_activate().connect (sigc::mem_fun (*this, &SessionDialog::new_name_activated));
 653
 654         //Folder location for the new session
 655         Label* new_folder_label = manage (new Label);
 656         new_folder_label->set_text (_("Create session folder in:"));
 657         HBox* folder_box = manage (new HBox);
 658         folder_box->set_spacing (8);
 659         folder_box->pack_start (*new_folder_label, false, false);
 660         folder_box->pack_start (new_folder_chooser, true, true);
 661
 662         //determine the text in the new folder selector
 663         if (!ARDOUR_COMMAND_LINE::session_name.empty()) {
 664                 new_folder_chooser.set_current_folder (poor_mans_glob (Glib::path_get_dirname (ARDOUR_COMMAND_LINE::session_name)));
 665         } else if (ARDOUR_UI::instance()->session_loaded) {
 666                 // point the new session file chooser at the parent directory of the current session
 667                 string session_parent_dir = Glib::path_get_dirname(ARDOUR_UI::instance()->the_session()->path());
 668                 new_folder_chooser.set_current_folder (session_parent_dir);
 669                 string default_session_folder = poor_mans_glob (Config->get_default_session_parent_dir());
 670
 671                 try {
 672                         /* add_shortcut_folder throws an exception if the folder being added already has a shortcut */
 673                         new_folder_chooser.add_shortcut_folder (default_session_folder);
 674                 }
 675                 catch (Glib::Error & e) {
 676                         std::cerr << "new_folder_chooser.add_shortcut_folder (" << default_session_folder << ") threw Glib::Error " << e.what() << std::endl;
 677                 }
 678         } else {
 679                 new_folder_chooser.set_current_folder (poor_mans_glob (Config->get_default_session_parent_dir()));
 680         }
 681         new_folder_chooser.show ();
 682         new_folder_chooser.set_title (_("Select folder for session"));
 683         Gtkmm2ext::add_volume_shortcuts (new_folder_chooser);
 684
 685         //Template & Template Description area
 686         HBox* template_hbox = manage (new HBox);
 687
 688         //if the "template override" is provided, don't give the user any template selections   (?)
 689         if ( load_template_override.empty() ) {
 690                 template_hbox->set_spacing (8);
 691
 692                 Gtk::ScrolledWindow *template_scroller = manage (new Gtk::ScrolledWindow());
 693                 template_scroller->set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
 694                 template_scroller->add (template_chooser);
 695
 696                 Gtk::ScrolledWindow *desc_scroller = manage (new Gtk::ScrolledWindow());
 697                 desc_scroller->set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
 698                 desc_scroller->add (template_desc);
 699
 700                 template_hbox->pack_start (*template_scroller, true, true);
 701
 702                 template_desc_frame.set_name (X_("TextHighlightFrame"));
 703                 template_desc_frame.add (*desc_scroller);
 704                 template_hbox->pack_start (template_desc_frame, true, true);
 705         }
 706
 707         //template_desc is the textview that displays the currently selected template's description
 708         template_desc.set_editable (false);
 709         template_desc.set_wrap_mode (Gtk::WRAP_WORD);
 710         template_desc.set_size_request (300,400);
 711         template_desc.set_name (X_("TextOnBackground"));
 712         template_desc.set_border_width (6);
 713
 714         //template_chooser is the treeview showing available templates
 715         template_model = TreeStore::create (session_template_columns);
 716         template_chooser.set_model (template_model);
 717         template_chooser.append_column (_("Template"), session_template_columns.name);
 718 #ifdef MIXBUS
 719         template_chooser.append_column (_("Modified With"), session_template_columns.modified_with_short);
 720 #endif
 721         template_chooser.set_tooltip_column(4); // modified_with_long
 722         template_chooser.set_headers_visible (true);
 723         template_chooser.get_selection()->set_mode (SELECTION_SINGLE);
 724         template_chooser.get_selection()->signal_changed().connect (sigc::mem_fun (*this, &SessionDialog::template_row_selected));
 725         template_chooser.set_sensitive (true);
 726
 727         session_new_vbox.pack_start (*template_hbox, true, true);
 728         session_new_vbox.pack_start (*folder_box, false, true);
 729         session_new_vbox.pack_start (*name_hbox, false, true);
 730         session_new_vbox.show_all ();
 731 }
 732
 733 void
 734 SessionDialog::new_name_changed ()
 735 {
 736         if (!new_name_entry.get_text().empty()) {
 737                 session_selected ();
 738                 open_button->set_sensitive (true);
 739         } else {
 740                 open_button->set_sensitive (false);
 741         }
 742 }
 743
 744 void
 745 SessionDialog::new_name_activated ()
 746 {
 747         response (RESPONSE_ACCEPT);
 748 }
 749
 750 int
 751 SessionDialog::redisplay_recent_sessions ()
 752 {
 753         std::vector<std::string> session_directories;
 754         RecentSessionsSorter cmp;
 755
 756         recent_session_display.set_model (Glib::RefPtr<TreeModel>(0));
 757         recent_session_model->clear ();
 758
 759         ARDOUR::RecentSessions rs;
 760         ARDOUR::read_recent_sessions (rs);
 761
 762         if (rs.empty()) {
 763                 recent_session_display.set_model (recent_session_model);
 764                 return 0;
 765         }
 766
 767         // sort them alphabetically
 768         sort (rs.begin(), rs.end(), cmp);
 769
 770         for (ARDOUR::RecentSessions::iterator i = rs.begin(); i != rs.end(); ++i) {
 771                 session_directories.push_back ((*i).second);
 772         }
 773
 774         int session_snapshot_count = 0;
 775
 776         for (vector<std::string>::const_iterator i = session_directories.begin(); i != session_directories.end(); ++i)
 777         {
 778                 std::vector<std::string> state_file_paths;
 779
 780                 // now get available states for this session
 781
 782                 get_state_files_in_directory (*i, state_file_paths);
 783
 784                 vector<string> states;
 785                 vector<const gchar*> item;
 786                 string dirname = *i;
 787
 788                 /* remove any trailing / */
 789
 790                 if (dirname[dirname.length()-1] == '/') {
 791                         dirname = dirname.substr (0, dirname.length()-1);
 792                 }
 793
 794                 /* check whether session still exists */
 795                 if (!Glib::file_test(dirname.c_str(), Glib::FILE_TEST_EXISTS)) {
 796                         /* session doesn't exist */
 797                         continue;
 798                 }
 799
 800                 /* now get available states for this session */
 801
 802                 states = Session::possible_states (dirname);
 803
 804                 if (states.empty()) {
 805                         /* no state file? */
 806                         continue;
 807                 }
 808
 809                 std::vector<string> state_file_names(get_file_names_no_extension (state_file_paths));
 810
 811                 if (state_file_names.empty()) {
 812                         continue;
 813                 }
 814
 815                 float sr;
 816                 SampleFormat sf;
 817                 std::string program_version;
 818
 819                 std::string state_file_basename;
 820
 821                 if (state_file_names.size() > 1) {
 822                         state_file_basename = Session::get_snapshot_from_instant (dirname);
 823                         std::string s = Glib::build_filename (dirname, state_file_basename + statefile_suffix);
 824                         if (!Glib::file_test (s, Glib::FILE_TEST_IS_REGULAR)) {
 825                                 state_file_basename = "";
 826                         }
 827                 }
 828
 829                 if (state_file_basename.empty()) {
 830                         state_file_basename = state_file_names.front();
 831                 }
 832
 833                 std::string s = Glib::build_filename (dirname, state_file_basename + statefile_suffix);
 834
 835                 int err = Session::get_info_from_path (s, sr, sf, program_version);
 836                 if (err < 0) {
 837                         // XML cannot be parsed, or unsuppored version
 838                         continue;
 839                 }
 840
 841                 GStatBuf gsb;
 842                 g_stat (s.c_str(), &gsb);
 843
 844                 Gtk::TreeModel::Row row = *(recent_session_model->append());
 845                 row[recent_session_columns.fullpath] = s;
 846                 row[recent_session_columns.time_modified] = gsb.st_mtime;
 847
 848
 849                 if (err == 0) {
 850                         row[recent_session_columns.sample_rate] = rate_as_string (sr);
 851                         switch (sf) {
 852                         case FormatFloat:
 853                                 row[recent_session_columns.disk_format] = _("32-bit float");
 854                                 break;
 855                         case FormatInt24:
 856                                 row[recent_session_columns.disk_format] = _("24-bit");
 857                                 break;
 858                         case FormatInt16:
 859                                 row[recent_session_columns.disk_format] = _("16-bit");
 860                                 break;
 861                         }
 862                 } else {
 863                         row[recent_session_columns.sample_rate] = "??";
 864                         row[recent_session_columns.disk_format] = "--";
 865                 }
 866
 867                 if (program_version.empty()) {
 868                         row[recent_session_columns.tip] = Gtkmm2ext::markup_escape_text (dirname);
 869                 } else {
 870                         row[recent_session_columns.tip] = Gtkmm2ext::markup_escape_text (dirname + "\n" + string_compose (_("Last modified with: %1"), program_version));
 871                         row[recent_session_columns.modified_with] = program_version;
 872                 }
 873
 874                 ++session_snapshot_count;
 875
 876                 if (state_file_names.size() > 1) {
 877                         // multiple session files in the session directory - show the directory name.
 878                         // if there's not a session file with the same name as the session directory,
 879                         // opening the parent item will fail, but expanding it will show the session
 880                         // files that actually exist, and the right one can then be opened.
 881                         row[recent_session_columns.visible_name] = Glib::path_get_basename (dirname);
 882                         int64_t most_recent = 0;
 883
 884                         // add the children
 885                         int kidcount = 0;
 886                         for (std::vector<std::string>::iterator i2 = state_file_names.begin(); i2 != state_file_names.end(); ++i2) {
 887
 888                                 s = Glib::build_filename (dirname, *i2 + statefile_suffix);
 889                                 Gtk::TreeModel::Row child_row = *(recent_session_model->append (row.children()));
 890
 891                                 child_row[recent_session_columns.visible_name] = *i2;
 892                                 child_row[recent_session_columns.fullpath] = s;
 893                                 child_row[recent_session_columns.tip] = Gtkmm2ext::markup_escape_text (dirname);
 894                                 g_stat (s.c_str(), &gsb);
 895                                 child_row[recent_session_columns.time_modified] = gsb.st_mtime;
 896
 897                                 Glib::DateTime gdt(Glib::DateTime::create_now_local (gsb.st_mtime));
 898                                 child_row[recent_session_columns.time_formatted] = gdt.format ("%F %H:%M");
 899
 900                                 if (gsb.st_mtime > most_recent) {
 901                                         most_recent = gsb.st_mtime;
 902                                 }
 903
 904                                 if (++kidcount < 5) {
 905                                         // parse "modified with" for the first 5 snapshots
 906                                         if (Session::get_info_from_path (s, sr, sf, program_version) == 0) {
 907 #if 0
 908                                                 child_row[recent_session_columns.sample_rate] = rate_as_string (sr);
 909                                                 switch (sf) {
 910                                                 case FormatFloat:
 911                                                         child_row[recent_session_columns.disk_format] = _("32-bit float");
 912                                                         break;
 913                                                 case FormatInt24:
 914                                                         child_row[recent_session_columns.disk_format] = _("24-bit");
 915                                                         break;
 916                                                 case FormatInt16:
 917                                                         child_row[recent_session_columns.disk_format] = _("16-bit");
 918                                                         break;
 919                                                 }
 920 #else
 921                                                 child_row[recent_session_columns.sample_rate] = "";
 922                                                 child_row[recent_session_columns.disk_format] = "";
 923 #endif
 924                                         } else {
 925                                                 child_row[recent_session_columns.sample_rate] = "??";
 926                                                 child_row[recent_session_columns.disk_format] = "--";
 927                                         }
 928                                         if (!program_version.empty()) {
 929                                                 child_row[recent_session_columns.tip] = Gtkmm2ext::markup_escape_text (string_compose (_("Last modified with: %1"), program_version));
 930                                         }
 931                                 } else {
 932                                         child_row[recent_session_columns.sample_rate] = "";
 933                                         child_row[recent_session_columns.disk_format] = "";
 934                                 }
 935
 936                                 ++session_snapshot_count;
 937                         }
 938
 939                         assert (most_recent >= row[recent_session_columns.time_modified]);
 940                         row[recent_session_columns.time_modified] = most_recent;
 941
 942                 } else {
 943                         // only a single session file in the directory - show its actual name.
 944                         row[recent_session_columns.visible_name] = state_file_basename;
 945                 }
 946
 947                 Glib::DateTime gdt(Glib::DateTime::create_now_local (row[recent_session_columns.time_modified]));
 948                 row[recent_session_columns.time_formatted] = gdt.format ("%F %H:%M");
 949         }
 950
 951         recent_session_display.set_tooltip_column(1); // recent_session_columns.tip
 952         recent_session_display.set_model (recent_session_model);
 953
 954         // custom sort
 955         Gtk::TreeView::Column* pColumn;
 956         if ((pColumn = recent_session_display.get_column (0))) { // name
 957                 pColumn->set_sort_column (recent_session_columns.visible_name);
 958         }
 959         if ((pColumn = recent_session_display.get_column (3))) { // date
 960                 pColumn->set_sort_column (recent_session_columns.time_modified); // unixtime
 961         }
 962
 963         int32_t sort = UIConfiguration::instance().get_recent_session_sort();
 964         if (abs(sort) != 1 + recent_session_columns.visible_name.index () &&
 965             abs(sort) != 1 + recent_session_columns.time_modified.index ()) {
 966                 sort = 1 + recent_session_columns.visible_name.index();
 967         }
 968         recent_session_model->set_sort_column (abs (sort) -1, sort < 0 ? Gtk::SORT_DESCENDING : Gtk::SORT_ASCENDING);
 969
 970         return session_snapshot_count;
 971 }
 972
 973 void
 974 SessionDialog::recent_session_sort_changed ()
 975 {
 976         int column;
 977         SortType order;
 978         if (recent_session_model->get_sort_column_id (column, order)) {
 979                 int32_t sort = (column + 1) * (order == Gtk::SORT_DESCENDING ? -1 : 1);
 980                 if (sort != UIConfiguration::instance().get_recent_session_sort()) {
 981                         UIConfiguration::instance().set_recent_session_sort(sort);
 982                 }
 983         }
 984 }
 985
 986 void
 987 SessionDialog::recent_session_row_selected ()
 988 {
 989         if (recent_session_display.get_selection()->count_selected_rows() > 0) {
 990                 open_button->set_sensitive (true);
 991                 session_selected ();
 992         } else {
 993                 open_button->set_sensitive (false);
 994         }
 995 }
 996
 997 void
 998 SessionDialog::template_row_selected ()
 999 {
1000         if (template_chooser.get_selection()->count_selected_rows() > 0) {
1001                 TreeIter iter = template_chooser.get_selection()->get_selected();
1002
1003                 if (iter) {
1004                         string s = (*iter)[session_template_columns.description];
1005                         template_desc.get_buffer()->set_text (s);
1006                 }
1007         }
1008 }
1009
1010 void
1011 SessionDialog::recent_row_activated (const Gtk::TreePath&, Gtk::TreeViewColumn*)
1012 {
1013         response (RESPONSE_ACCEPT);
1014 }
1015
1016 bool
1017 SessionDialog::recent_button_press (GdkEventButton* ev)
1018 {
1019         if ((ev->type == GDK_BUTTON_PRESS) && (ev->button == 3) ) {
1020
1021                 TreeModel::Path path;
1022                 TreeViewColumn* column;
1023                 int cellx, celly;
1024                 if (recent_session_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
1025                         Glib::RefPtr<Gtk::TreeView::Selection> selection = recent_session_display.get_selection();
1026                         if (selection) {
1027                                 selection->unselect_all();
1028                                 selection->select(path);
1029                         }
1030                 }
1031
1032                 if (recent_session_display.get_selection()->count_selected_rows() > 0) {
1033                         recent_context_mennu (ev);
1034                 }
1035         }
1036         return false;
1037 }
1038
1039 void
1040 SessionDialog::recent_context_mennu (GdkEventButton *ev)
1041 {
1042         using namespace Gtk::Menu_Helpers;
1043
1044         TreeIter iter = recent_session_display.get_selection()->get_selected();
1045         assert (iter);
1046         string s = (*iter)[recent_session_columns.fullpath];
1047         if (Glib::file_test (s, Glib::FILE_TEST_IS_REGULAR)) {
1048                 s = Glib::path_get_dirname (s);
1049         }
1050         if (!Glib::file_test (s, Glib::FILE_TEST_IS_DIR)) {
1051                 return;
1052         }
1053
1054         Gtk::TreeModel::Path tpath = recent_session_model->get_path(iter);
1055         const bool is_child = tpath.up () && tpath.up ();
1056
1057         Gtk::Menu* m = manage (new Menu);
1058         MenuList& items = m->items ();
1059         items.push_back (MenuElem (s, sigc::bind (sigc::hide_return (sigc::ptr_fun (&PBD::open_folder)), s)));
1060         if (!is_child) {
1061                 items.push_back (SeparatorElem());
1062                 items.push_back (MenuElem (_("Remove session from recent list"), sigc::mem_fun (*this, &SessionDialog::recent_remove_selected)));
1063         }
1064         m->popup (ev->button, ev->time);
1065 }
1066
1067 void
1068 SessionDialog::recent_remove_selected ()
1069 {
1070         TreeIter iter = recent_session_display.get_selection()->get_selected();
1071         assert (iter);
1072         string s = (*iter)[recent_session_columns.fullpath];
1073         if (Glib::file_test (s, Glib::FILE_TEST_IS_REGULAR)) {
1074                 s = Glib::path_get_dirname (s);
1075         }
1076         ARDOUR::remove_recent_sessions (s);
1077         redisplay_recent_sessions ();
1078 }
1079
1080 void
1081 SessionDialog::disable_plugins_clicked ()
1082 {
1083         ARDOUR::Session::set_disable_all_loaded_plugins (_disable_plugins.get_active());
1084 }
1085
1086 void
1087 SessionDialog::existing_session_selected ()
1088 {
1089         _existing_session_chooser_used = true;
1090         recent_session_display.get_selection()->unselect_all();
1091         /* mark this sensitive in case we come back here after a failed open
1092          * attempt and the user has hacked up the fix. sigh.
1093          */
1094         open_button->set_sensitive (true);
1095         response (RESPONSE_ACCEPT);
1096 }
1097
1098 void
1099 SessionDialog::updates_button_clicked ()
1100 {
1101         //now open a browser window so user can see more
1102         PBD::open_uri (Config->get_updates_url());
1103 }
1104
1105 bool
1106 SessionDialog::info_scroller_update()
1107 {
1108         info_scroller_count++;
1109
1110         char buf[512];
1111         snprintf (buf, std::min(info_scroller_count,sizeof(buf)-1), "%s", ARDOUR_UI::instance()->announce_string().c_str() );
1112         buf[info_scroller_count] = 0;
1113         info_scroller_label.set_text (buf);
1114         info_scroller_label.show();
1115
1116         if (info_scroller_count > ARDOUR_UI::instance()->announce_string().length()) {
1117                 info_scroller_connection.disconnect();
1118         }
1119
1120         return true;
1121 }
1122
1123 bool
1124 SessionDialog::on_delete_event (GdkEventAny* ev)
1125 {
1126         response (RESPONSE_CANCEL);
1127         return ArdourDialog::on_delete_event (ev);
1128 }