French translation update
[ardour.git] / gtk2_ardour / session_dialog.cc
1 /*
2     Copyright (C) 2013 Paul Davis
3
4     This program is free software; you can redistribute it and/or modify
5     it under the terms of the GNU General Public License as published by
6     the Free Software Foundation; either version 2 of the License, or
7     (at your option) any later version.
8
9     This program is distributed in the hope that it will be useful,
10     but WITHOUT ANY WARRANTY; without even the implied warranty of
11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12     GNU General Public License for more details.
13
14     You should have received a copy of the GNU General Public License
15     along with this program; if not, write to the Free Software
16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
17
18 */
19
20 #ifdef WAF_BUILD
21 #include "gtk2ardour-config.h"
22 #endif
23
24 #include <algorithm>
25
26 #include <glib.h>
27 #include "pbd/gstdio_compat.h"
28
29 #include <glibmm.h>
30 #include <glibmm/datetime.h>
31
32 #include <gtkmm/filechooser.h>
33
34 #include "pbd/basename.h"
35 #include "pbd/failed_constructor.h"
36 #include "pbd/file_utils.h"
37 #include "pbd/replace_all.h"
38 #include "pbd/whitespace.h"
39 #include "pbd/stacktrace.h"
40 #include "pbd/stl_delete.h"
41 #include "pbd/openuri.h"
42
43 #include "gtkmm2ext/utils.h"
44 #include "gtkmm2ext/keyboard.h"
45
46 #include "ardour/audioengine.h"
47 #include "ardour/filesystem_paths.h"
48 #include "ardour/recent_sessions.h"
49 #include "ardour/session.h"
50 #include "ardour/session_state_utils.h"
51 #include "ardour/template_utils.h"
52 #include "ardour/filename_extensions.h"
53
54 #include "ardour_ui.h"
55 #include "session_dialog.h"
56 #include "opts.h"
57 #include "engine_dialog.h"
58 #include "pbd/i18n.h"
59 #include "tooltips.h"
60 #include "ui_config.h"
61 #include "utils.h"
62
63 using namespace std;
64 using namespace Gtk;
65 using namespace Gdk;
66 using namespace Glib;
67 using namespace PBD;
68 using namespace ARDOUR;
69 using namespace ARDOUR_UI_UTILS;
70
71 SessionDialog::SessionDialog (bool require_new, const std::string& session_name, const std::string& session_path, const std::string& template_name, bool cancel_not_quit)
72         : ArdourDialog (_("Session Setup"), true, true)
73         , new_only (require_new)
74         , _provided_session_name (session_name)
75         , _provided_session_path (session_path)
76         , new_folder_chooser (FILE_CHOOSER_ACTION_SELECT_FOLDER)
77         , more_new_session_options_button (_("Advanced options ..."))
78         , _output_limit_count_adj (1, 0, 100, 1, 10, 0)
79         , _input_limit_count_adj (1, 0, 100, 1, 10, 0)
80         , _master_bus_channel_count_adj (2, 0, 100, 1, 10, 0)
81         , _existing_session_chooser_used (false)
82 {
83         set_position (WIN_POS_CENTER);
84         get_vbox()->set_spacing (6);
85
86         cancel_button = add_button ((cancel_not_quit ? Stock::CANCEL : Stock::QUIT), RESPONSE_CANCEL);
87         back_button = add_button (Stock::GO_BACK, RESPONSE_NO);
88         open_button = add_button (Stock::OPEN, RESPONSE_ACCEPT);
89
90         back_button->signal_button_press_event().connect (sigc::mem_fun (*this, &SessionDialog::back_button_pressed), false);
91         open_button->signal_button_press_event().connect (sigc::mem_fun (*this, &SessionDialog::open_button_pressed), false);
92
93         open_button->set_sensitive (false);
94         back_button->set_sensitive (false);
95
96         /* this is where announcements will be displayed, but it may be empty
97          * and invisible most of the time.
98          */
99
100         info_frame.set_shadow_type(SHADOW_ETCHED_OUT);
101         info_frame.set_no_show_all (true);
102         info_frame.set_border_width (12);
103         get_vbox()->pack_start (info_frame, false, false);
104
105         setup_new_session_page ();
106
107         if (!new_only) {
108                 setup_initial_choice_box ();
109                 get_vbox()->pack_start (ic_vbox, true, true);
110         } else {
111                 get_vbox()->pack_start (session_new_vbox, true, true);
112         }
113
114         if (!template_name.empty()) {
115                 use_template_button.set_active (false);
116                 load_template_override = template_name;
117         }
118
119         get_vbox()->show_all ();
120
121         /* fill data models and show/hide accordingly */
122
123         populate_session_templates ();
124
125         if (!template_model->children().empty()) {
126                 use_template_button.show();
127                 template_chooser.show ();
128         } else {
129                 use_template_button.hide();
130                 template_chooser.hide ();
131         }
132
133         if (recent_session_model) {
134                 int cnt = redisplay_recent_sessions ();
135                 if (cnt > 0) {
136                         recent_scroller.show();
137                         recent_label.show ();
138
139                         if (cnt > 4) {
140                                 recent_scroller.set_size_request (-1, 300);
141                         } else {
142                                 recent_scroller.set_size_request (-1, 80);
143                         }
144                 } else {
145                         recent_scroller.hide();
146                         recent_label.hide ();
147                 }
148         }
149
150         /* possibly get out of here immediately if everything is ready to go.
151            We still need to set up the whole dialog because of the way
152            ARDOUR_UI::get_session_parameters() might skip it on a first
153            pass then require it for a second pass (e.g. when there
154            is an error with session loading and we have to ask the user
155            what to do next).
156          */
157
158         if (!session_name.empty() && !require_new) {
159                 response (RESPONSE_OK);
160                 return;
161         }
162 }
163
164 SessionDialog::SessionDialog ()
165         : ArdourDialog (_("Recent Sessions"), true, true)
166         , new_only (false)
167         , _provided_session_name ("")
168         , _provided_session_path ("")
169         // the following are unused , but have no default ctor
170         , _output_limit_count_adj (1, 0, 100, 1, 10, 0)
171         , _input_limit_count_adj (1, 0, 100, 1, 10, 0)
172         , _master_bus_channel_count_adj (2, 0, 100, 1, 10, 0)
173         , _existing_session_chooser_used (false) // caller must check should_be_new
174 {
175         get_vbox()->set_spacing (6);
176
177         cancel_button = add_button (Stock::CANCEL, RESPONSE_CANCEL);
178         open_button = add_button (Stock::OPEN, RESPONSE_ACCEPT);
179         open_button->set_sensitive (false);
180
181         setup_recent_sessions ();
182
183         get_vbox()->pack_start (recent_scroller, true, true);
184         get_vbox()->show_all ();
185
186         recent_scroller.show();
187
188         int cnt = redisplay_recent_sessions ();
189         if (cnt > 4) {
190                 recent_scroller.set_size_request (-1, 300);
191         } else {
192                 recent_scroller.set_size_request (-1, 80);
193         }
194
195 }
196
197
198
199 SessionDialog::~SessionDialog()
200 {
201 }
202
203 void
204 SessionDialog::clear_given ()
205 {
206         _provided_session_path = "";
207         _provided_session_name = "";
208 }
209
210 bool
211 SessionDialog::use_session_template ()
212 {
213         if (!load_template_override.empty()) {
214                 return true;
215         }
216
217         if (use_template_button.get_active()) {
218                 return true;
219         }
220
221         return false;
222 }
223
224 std::string
225 SessionDialog::session_template_name ()
226 {
227         if (!load_template_override.empty()) {
228                 string the_path (ARDOUR::user_template_directory());
229                 return Glib::build_filename (the_path, load_template_override + ARDOUR::template_suffix);
230         }
231
232         if (use_template_button.get_active()) {
233                 TreeModel::iterator iter = template_chooser.get_active ();
234                 TreeModel::Row row = (*iter);
235                 string s = row[session_template_columns.path];
236                 return s;
237         }
238
239         return string();
240 }
241
242 std::string
243 SessionDialog::session_name (bool& should_be_new)
244 {
245         if (!_provided_session_name.empty() && !new_only) {
246                 should_be_new = false;
247                 return _provided_session_name;
248         }
249
250         /* Try recent session selection */
251
252         TreeIter iter = recent_session_display.get_selection()->get_selected();
253
254         if (iter) {
255                 should_be_new = false;
256                 string s = (*iter)[recent_session_columns.fullpath];
257                 if (Glib::file_test (s, Glib::FILE_TEST_IS_REGULAR)) {
258                         return PBD::basename_nosuffix (s);
259                 }
260                 return (*iter)[recent_session_columns.visible_name];
261         }
262
263         if (_existing_session_chooser_used) {
264                 /* existing session chosen from file chooser */
265                 should_be_new = false;
266                 return existing_session_chooser.get_filename ();
267         } else {
268                 should_be_new = true;
269                 string val = new_name_entry.get_text ();
270                 strip_whitespace_edges (val);
271                 return val;
272         }
273 }
274
275 std::string
276 SessionDialog::session_folder ()
277 {
278         if (!_provided_session_path.empty() && !new_only) {
279                 return _provided_session_path;
280         }
281
282         /* Try recent session selection */
283
284         TreeIter iter = recent_session_display.get_selection()->get_selected();
285
286         if (iter) {
287                 string s = (*iter)[recent_session_columns.fullpath];
288                 if (Glib::file_test (s, Glib::FILE_TEST_IS_REGULAR)) {
289                         return Glib::path_get_dirname (s);
290                 }
291                 return s;
292         }
293
294         if (_existing_session_chooser_used) {
295                 /* existing session chosen from file chooser */
296                 return Glib::path_get_dirname (existing_session_chooser.get_current_folder ());
297         } else {
298                 std::string val = new_name_entry.get_text();
299                 strip_whitespace_edges (val);
300                 std::string legal_session_folder_name = legalize_for_path (val);
301                 return Glib::build_filename (new_folder_chooser.get_filename (), legal_session_folder_name);
302         }
303 }
304
305 void
306 SessionDialog::setup_recent_sessions ()
307 {
308         recent_session_model = TreeStore::create (recent_session_columns);
309         recent_session_model->signal_sort_column_changed().connect (sigc::mem_fun (*this, &SessionDialog::recent_session_sort_changed));
310
311         recent_session_display.set_model (recent_session_model);
312         recent_session_display.append_column (_("Session Name"), recent_session_columns.visible_name);
313         recent_session_display.append_column (_("Sample Rate"), recent_session_columns.sample_rate);
314         recent_session_display.append_column (_("File Resolution"), recent_session_columns.disk_format);
315         recent_session_display.append_column (_("Last Modified"), recent_session_columns.time_formatted);
316         recent_session_display.set_headers_visible (true);
317         recent_session_display.get_selection()->set_mode (SELECTION_SINGLE);
318
319         recent_session_display.get_selection()->signal_changed().connect (sigc::mem_fun (*this, &SessionDialog::recent_session_row_selected));
320
321         recent_scroller.add (recent_session_display);
322         recent_scroller.set_policy (Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
323         recent_scroller.set_shadow_type (Gtk::SHADOW_IN);
324
325         recent_session_display.show();
326         recent_session_display.signal_row_activated().connect (sigc::mem_fun (*this, &SessionDialog::recent_row_activated));
327         recent_session_display.signal_button_press_event().connect (sigc::mem_fun (*this, &SessionDialog::recent_button_press), false);
328 }
329
330 void
331 SessionDialog::setup_initial_choice_box ()
332 {
333         ic_vbox.set_spacing (6);
334
335         HBox* centering_hbox = manage (new HBox);
336         VBox* centering_vbox = manage (new VBox);
337
338         centering_vbox->set_spacing (6);
339
340         Label* new_label = manage (new Label);
341         new_label->set_markup (string_compose ("<span weight=\"bold\" size=\"large\">%1</span>", _("New Session")));
342         new_label->set_justify (JUSTIFY_CENTER);
343
344         ic_new_session_button.add (*new_label);
345         ic_new_session_button.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::new_session_button_clicked));
346
347         Gtk::HBox* hbox = manage (new HBox);
348         Gtk::VBox* vbox = manage (new VBox);
349         hbox->set_spacing (12);
350         vbox->set_spacing (12);
351
352         string image_path;
353
354         Searchpath rc (ARDOUR::ardour_data_search_path());
355         rc.add_subdirectory_to_paths ("resources");
356
357         if (find_file (rc, PROGRAM_NAME "-small-splash.png", image_path)) {
358                 Gtk::Image* image;
359                 if ((image = manage (new Gtk::Image (image_path))) != 0) {
360                         hbox->pack_start (*image, false, false);
361                 }
362         }
363
364         vbox->pack_start (ic_new_session_button, true, true, 20);
365         hbox->pack_start (*vbox, true, true, 20);
366
367         centering_vbox->pack_start (*hbox, false, false);
368
369         /* Possible update message */
370
371         if (ARDOUR_UI::instance()->announce_string() != "" ) {
372
373                 Box *info_box = manage (new VBox);
374                 info_box->set_border_width (12);
375                 info_box->set_spacing (6);
376
377                 info_box->pack_start (info_scroller_label, false, false);
378
379                 info_scroller_count = 0;
380                 info_scroller_connection = Glib::signal_timeout().connect (mem_fun(*this, &SessionDialog::info_scroller_update), 50);
381
382                 Gtk::Button *updates_button = manage (new Gtk::Button (_("Check the website for more...")));
383
384                 updates_button->signal_clicked().connect (mem_fun(*this, &SessionDialog::updates_button_clicked) );
385                 set_tooltip (*updates_button, _("Click to open the program website in your web browser"));
386
387                 info_box->pack_start (*updates_button, false, false);
388
389                 info_frame.add (*info_box);
390                 info_box->show_all ();
391                 info_frame.show ();
392         }
393
394         /* recent session scroller */
395         setup_recent_sessions ();
396
397         recent_label.set_no_show_all (true);
398         recent_scroller.set_no_show_all (true);
399
400         recent_label.set_markup (string_compose ("<span weight=\"bold\" size=\"large\">%1</span>", _("Recent Sessions")));
401
402         centering_vbox->pack_start (recent_label, false, false, 12);
403         centering_vbox->pack_start (recent_scroller, true, true);
404
405         /* Browse button */
406
407         existing_session_chooser.set_title (_("Select session file"));
408         existing_session_chooser.signal_file_set().connect (sigc::mem_fun (*this, &SessionDialog::existing_session_selected));
409         existing_session_chooser.set_current_folder(poor_mans_glob (Config->get_default_session_parent_dir()));
410
411         FileFilter session_filter;
412         session_filter.add_pattern (string_compose(X_("*%1"), ARDOUR::statefile_suffix));
413         session_filter.set_name (string_compose (_("%1 sessions"), PROGRAM_NAME));
414         existing_session_chooser.add_filter (session_filter);
415         existing_session_chooser.set_filter (session_filter);
416
417         Gtkmm2ext::add_volume_shortcuts (existing_session_chooser);
418
419         Label* browse_label = manage (new Label);
420         browse_label->set_markup (string_compose ("<span weight=\"bold\" size=\"large\">%1</span>", _("Other Sessions")));
421
422         centering_vbox->pack_start (*browse_label, false, false, 12);
423         centering_vbox->pack_start (existing_session_chooser, false, false);
424
425         /* --disable plugins UI */
426
427         _disable_plugins.set_label (_("Safe Mode: Disable all Plugins"));
428         _disable_plugins.set_flags (Gtk::CAN_FOCUS);
429         _disable_plugins.set_relief (Gtk::RELIEF_NORMAL);
430         _disable_plugins.set_mode (true);
431         _disable_plugins.set_active (ARDOUR::Session::get_disable_all_loaded_plugins());
432         _disable_plugins.set_border_width(0);
433         _disable_plugins.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::disable_plugins_clicked));
434         centering_vbox->pack_start (_disable_plugins, false, false);
435
436         /* pack it all up */
437
438         centering_hbox->pack_start (*centering_vbox, true, true);
439         ic_vbox.pack_start (*centering_hbox, true, true);
440         ic_vbox.show_all ();
441 }
442
443 void
444 SessionDialog::session_selected ()
445 {
446         /* HACK HACK HACK ... change the "Apply" button label
447            to say "Open"
448         */
449
450         Gtk::Widget* tl = ic_vbox.get_toplevel();
451         Gtk::Window* win;
452         if ((win = dynamic_cast<Gtk::Window*>(tl)) != 0) {
453                 /* ::get_default_widget() is not wrapped in gtkmm */
454                 Gtk::Widget* def = wrap (gtk_window_get_default_widget (win->gobj()));
455                 Gtk::Button* button;
456                 if ((button = dynamic_cast<Gtk::Button*>(def)) != 0) {
457                         button->set_label (_("Open"));
458                 }
459         }
460 }
461
462 void
463 SessionDialog::new_session_button_clicked ()
464 {
465         _existing_session_chooser_used = false;
466         recent_session_display.get_selection()->unselect_all ();
467
468         get_vbox()->remove (ic_vbox);
469         get_vbox()->pack_start (session_new_vbox, true, true);
470         back_button->set_sensitive (true);
471         new_name_entry.grab_focus ();
472 }
473
474 bool
475 SessionDialog::back_button_pressed (GdkEventButton*)
476 {
477         get_vbox()->remove (session_new_vbox);
478         back_button->set_sensitive (false);
479         get_vbox()->pack_start (ic_vbox);
480
481         return true;
482 }
483
484 bool
485 SessionDialog::open_button_pressed (GdkEventButton* ev)
486 {
487         if (Gtkmm2ext::Keyboard::modifier_state_equals (ev->state, Gtkmm2ext::Keyboard::PrimaryModifier)) {
488                 _disable_plugins.set_active();
489         }
490         response (RESPONSE_ACCEPT);
491         return true;
492 }
493
494 void
495 SessionDialog::populate_session_templates ()
496 {
497         vector<TemplateInfo> templates;
498
499         find_session_templates (templates);
500
501         template_model->clear ();
502
503         for (vector<TemplateInfo>::iterator x = templates.begin(); x != templates.end(); ++x) {
504                 TreeModel::Row row;
505
506                 row = *(template_model->append ());
507
508                 row[session_template_columns.name] = (*x).name;
509                 row[session_template_columns.path] = (*x).path;
510         }
511
512         if (!templates.empty()) {
513                 /* select first row */
514                 template_chooser.set_active (0);
515         }
516 }
517
518 void
519 SessionDialog::setup_new_session_page ()
520 {
521         session_new_vbox.set_border_width (12);
522         session_new_vbox.set_spacing (18);
523
524         VBox *vbox1 = manage (new VBox);
525         HBox* hbox1 = manage (new HBox);
526         Label* label1 = manage (new Label);
527
528         vbox1->set_spacing (6);
529
530         hbox1->set_spacing (6);
531         hbox1->pack_start (*label1, false, false);
532         hbox1->pack_start (new_name_entry, true, true);
533
534         label1->set_text (_("Session name:"));
535
536         if (!ARDOUR_COMMAND_LINE::session_name.empty()) {
537                 new_name_entry.set_text  (Glib::path_get_basename (ARDOUR_COMMAND_LINE::session_name));
538                 /* name provided - they can move right along */
539                 open_button->set_sensitive (true);
540         }
541
542         new_name_entry.signal_changed().connect (sigc::mem_fun (*this, &SessionDialog::new_name_changed));
543         new_name_entry.signal_activate().connect (sigc::mem_fun (*this, &SessionDialog::new_name_activated));
544
545         vbox1->pack_start (*hbox1, true, true);
546
547         /* --- */
548
549         HBox* hbox2 = manage (new HBox);
550         Label* label2 = manage (new Label);
551
552         hbox2->set_spacing (6);
553         hbox2->pack_start (*label2, false, false);
554         hbox2->pack_start (new_folder_chooser, true, true);
555
556         label2->set_text (_("Create session folder in:"));
557
558         if (!ARDOUR_COMMAND_LINE::session_name.empty()) {
559                 new_folder_chooser.set_current_folder (poor_mans_glob (Glib::path_get_dirname (ARDOUR_COMMAND_LINE::session_name)));
560         } else if (ARDOUR_UI::instance()->session_loaded) {
561                 // point the new session file chooser at the parent directory of the current session
562                 string session_parent_dir = Glib::path_get_dirname(ARDOUR_UI::instance()->the_session()->path());
563                 new_folder_chooser.set_current_folder (session_parent_dir);
564                 string default_session_folder = poor_mans_glob (Config->get_default_session_parent_dir());
565
566                 try {
567                         /* add_shortcut_folder throws an exception if the folder being added already has a shortcut */
568                         new_folder_chooser.add_shortcut_folder (default_session_folder);
569                 }
570                 catch (Glib::Error & e) {
571                         std::cerr << "new_folder_chooser.add_shortcut_folder (" << default_session_folder << ") threw Glib::Error " << e.what() << std::endl;
572                 }
573         } else {
574                 new_folder_chooser.set_current_folder (poor_mans_glob (Config->get_default_session_parent_dir()));
575         }
576         new_folder_chooser.show ();
577         new_folder_chooser.set_title (_("Select folder for session"));
578
579         Gtkmm2ext::add_volume_shortcuts (new_folder_chooser);
580
581         vbox1->pack_start (*hbox2, false, false);
582
583         session_new_vbox.pack_start (*vbox1, false, false);
584
585         /* --- */
586
587         VBox *vbox2 = manage (new VBox);
588         HBox* hbox3 = manage (new HBox);
589         template_model = ListStore::create (session_template_columns);
590
591         vbox2->set_spacing (6);
592
593         VBox *vbox3 = manage (new VBox);
594
595         vbox3->set_spacing (6);
596
597         /* we may want to hide this and show it at various
598            times depending on the existence of templates.
599         */
600         template_chooser.set_no_show_all (true);
601         use_template_button.set_no_show_all (true);
602
603         HBox* hbox4a = manage (new HBox);
604         use_template_button.set_label (_("Use this template"));
605
606         TreeModel::Row row = *template_model->prepend ();
607         row[session_template_columns.name] = (_("no template"));
608         row[session_template_columns.path] = string();
609
610         hbox4a->set_spacing (6);
611         hbox4a->pack_start (use_template_button, false, false);
612         hbox4a->pack_start (template_chooser, true, true);
613
614         template_chooser.set_model (template_model);
615
616         Gtk::CellRendererText* text_renderer = Gtk::manage (new Gtk::CellRendererText);
617         text_renderer->property_editable() = false;
618
619         template_chooser.pack_start (*text_renderer);
620         template_chooser.add_attribute (text_renderer->property_text(), session_template_columns.name);
621         template_chooser.set_active (0);
622
623         vbox3->pack_start (*hbox4a, false, false);
624
625         /* --- */
626
627         HBox* hbox5 = manage (new HBox);
628
629         hbox5->set_spacing (6);
630         hbox5->pack_start (more_new_session_options_button, false, false);
631
632         setup_more_options_box ();
633         more_new_session_options_button.add (more_options_vbox);
634
635         vbox3->pack_start (*hbox5, false, false);
636         hbox3->pack_start (*vbox3, true, true, 8);
637         vbox2->pack_start (*hbox3, false, false);
638
639         /* --- */
640
641         session_new_vbox.pack_start (*vbox2, false, false);
642         session_new_vbox.show_all ();
643 }
644
645 void
646 SessionDialog::new_name_changed ()
647 {
648         if (!new_name_entry.get_text().empty()) {
649                 session_selected ();
650                 open_button->set_sensitive (true);
651         } else {
652                 open_button->set_sensitive (false);
653         }
654 }
655
656 void
657 SessionDialog::new_name_activated ()
658 {
659         response (RESPONSE_ACCEPT);
660 }
661
662 int
663 SessionDialog::redisplay_recent_sessions ()
664 {
665         std::vector<std::string> session_directories;
666         RecentSessionsSorter cmp;
667
668         recent_session_display.set_model (Glib::RefPtr<TreeModel>(0));
669         recent_session_model->clear ();
670
671         ARDOUR::RecentSessions rs;
672         ARDOUR::read_recent_sessions (rs);
673
674         if (rs.empty()) {
675                 recent_session_display.set_model (recent_session_model);
676                 return 0;
677         }
678
679         // sort them alphabetically
680         sort (rs.begin(), rs.end(), cmp);
681
682         for (ARDOUR::RecentSessions::iterator i = rs.begin(); i != rs.end(); ++i) {
683                 session_directories.push_back ((*i).second);
684         }
685
686         int session_snapshot_count = 0;
687
688         for (vector<std::string>::const_iterator i = session_directories.begin(); i != session_directories.end(); ++i)
689         {
690                 std::vector<std::string> state_file_paths;
691
692                 // now get available states for this session
693
694                 get_state_files_in_directory (*i, state_file_paths);
695
696                 vector<string> states;
697                 vector<const gchar*> item;
698                 string dirname = *i;
699
700                 /* remove any trailing / */
701
702                 if (dirname[dirname.length()-1] == '/') {
703                         dirname = dirname.substr (0, dirname.length()-1);
704                 }
705
706                 /* check whether session still exists */
707                 if (!Glib::file_test(dirname.c_str(), Glib::FILE_TEST_EXISTS)) {
708                         /* session doesn't exist */
709                         continue;
710                 }
711
712                 /* now get available states for this session */
713
714                 states = Session::possible_states (dirname);
715
716                 if (states.empty()) {
717                         /* no state file? */
718                         continue;
719                 }
720
721                 std::vector<string> state_file_names(get_file_names_no_extension (state_file_paths));
722
723                 if (state_file_names.empty()) {
724                         continue;
725                 }
726
727                 Gtk::TreeModel::Row row = *(recent_session_model->append());
728
729                 float sr;
730                 SampleFormat sf;
731
732                 std::string state_file_basename;
733
734                 if (state_file_names.size() > 1) {
735                         state_file_basename = Session::get_snapshot_from_instant (dirname);
736                         std::string s = Glib::build_filename (dirname, state_file_basename + statefile_suffix);
737                         if (!Glib::file_test (s, Glib::FILE_TEST_IS_REGULAR)) {
738                                 state_file_basename = "";
739                         }
740                 }
741
742                 if (state_file_basename.empty()) {
743                         state_file_basename = state_file_names.front();
744                 }
745
746                 std::string s = Glib::build_filename (dirname, state_file_basename + statefile_suffix);
747
748                 GStatBuf gsb;
749                 g_stat (s.c_str(), &gsb);
750
751                 row[recent_session_columns.fullpath] = s;
752                 row[recent_session_columns.tip] = Gtkmm2ext::markup_escape_text (dirname);
753                 row[recent_session_columns.time_modified] = gsb.st_mtime;
754
755                 if (Session::get_info_from_path (s, sr, sf) == 0) {
756                         row[recent_session_columns.sample_rate] = rate_as_string (sr);
757                         switch (sf) {
758                         case FormatFloat:
759                                 row[recent_session_columns.disk_format] = _("32-bit float");
760                                 break;
761                         case FormatInt24:
762                                 row[recent_session_columns.disk_format] = _("24-bit");
763                                 break;
764                         case FormatInt16:
765                                 row[recent_session_columns.disk_format] = _("16-bit");
766                                 break;
767                         }
768                 } else {
769                         row[recent_session_columns.sample_rate] = "??";
770                         row[recent_session_columns.disk_format] = "--";
771                 }
772
773                 ++session_snapshot_count;
774
775                 if (state_file_names.size() > 1) {
776                         // multiple session files in the session directory - show the directory name.
777                         // if there's not a session file with the same name as the session directory,
778                         // opening the parent item will fail, but expanding it will show the session
779                         // files that actually exist, and the right one can then be opened.
780                         row[recent_session_columns.visible_name] = Glib::path_get_basename (dirname);
781                         int64_t most_recent = 0;
782
783                         // add the children
784                         for (std::vector<std::string>::iterator i2 = state_file_names.begin(); i2 != state_file_names.end(); ++i2) {
785
786                                 s = Glib::build_filename (dirname, *i2 + statefile_suffix);
787                                 Gtk::TreeModel::Row child_row = *(recent_session_model->append (row.children()));
788
789                                 child_row[recent_session_columns.visible_name] = *i2;
790                                 child_row[recent_session_columns.fullpath] = s;
791                                 child_row[recent_session_columns.tip] = Gtkmm2ext::markup_escape_text (dirname);
792                                 g_stat (s.c_str(), &gsb);
793                                 child_row[recent_session_columns.time_modified] = gsb.st_mtime;
794
795                                 Glib::DateTime gdt(Glib::DateTime::create_now_local (gsb.st_mtime));
796                                 child_row[recent_session_columns.time_formatted] = gdt.format ("%F %H:%M");
797
798                                 if (gsb.st_mtime > most_recent) {
799                                         most_recent = gsb.st_mtime;
800                                 }
801
802                                 if (Session::get_info_from_path (s, sr, sf) == 0) {
803                                         child_row[recent_session_columns.sample_rate] = rate_as_string (sr);
804                                         switch (sf) {
805                                         case FormatFloat:
806                                                 child_row[recent_session_columns.disk_format] = _("32-bit float");
807                                                 break;
808                                         case FormatInt24:
809                                                 child_row[recent_session_columns.disk_format] = _("24-bit");
810                                                 break;
811                                         case FormatInt16:
812                                                 child_row[recent_session_columns.disk_format] = _("16-bit");
813                                                 break;
814                                         }
815                                 } else {
816                                         child_row[recent_session_columns.sample_rate] = "??";
817                                         child_row[recent_session_columns.disk_format] = "--";
818                                 }
819
820                                 ++session_snapshot_count;
821                         }
822
823                         assert (most_recent >= row[recent_session_columns.time_modified]);
824                         row[recent_session_columns.time_modified] = most_recent;
825
826                 } else {
827                         // only a single session file in the directory - show its actual name.
828                         row[recent_session_columns.visible_name] = state_file_basename;
829                 }
830
831                 Glib::DateTime gdt(Glib::DateTime::create_now_local (row[recent_session_columns.time_modified]));
832                 row[recent_session_columns.time_formatted] = gdt.format ("%F %H:%M");
833         }
834
835         recent_session_display.set_tooltip_column(1); // recent_session_columns.tip
836         recent_session_display.set_model (recent_session_model);
837
838         // custom sort
839         Gtk::TreeView::Column* pColumn;
840         if ((pColumn = recent_session_display.get_column (0))) { // name
841                 pColumn->set_sort_column (recent_session_columns.visible_name);
842         }
843         if ((pColumn = recent_session_display.get_column (3))) { // date
844                 pColumn->set_sort_column (recent_session_columns.time_modified); // unixtime
845         }
846
847         int32_t sort = UIConfiguration::instance().get_recent_session_sort();
848         if (abs(sort) != 1 + recent_session_columns.visible_name.index () &&
849             abs(sort) != 1 + recent_session_columns.time_modified.index ()) {
850                 sort = 1 + recent_session_columns.visible_name.index();
851         }
852         recent_session_model->set_sort_column (abs (sort) -1, sort < 0 ? Gtk::SORT_DESCENDING : Gtk::SORT_ASCENDING);
853
854         return session_snapshot_count;
855 }
856
857 void
858 SessionDialog::recent_session_sort_changed ()
859 {
860         int column;
861         SortType order;
862         if (recent_session_model->get_sort_column_id (column, order)) {
863                 int32_t sort = (column + 1) * (order == Gtk::SORT_DESCENDING ? -1 : 1);
864                 if (sort != UIConfiguration::instance().get_recent_session_sort()) {
865                         UIConfiguration::instance().set_recent_session_sort(sort);
866                 }
867         }
868 }
869
870 void
871 SessionDialog::recent_session_row_selected ()
872 {
873         if (recent_session_display.get_selection()->count_selected_rows() > 0) {
874                 open_button->set_sensitive (true);
875                 session_selected ();
876         } else {
877                 open_button->set_sensitive (false);
878         }
879 }
880
881 void
882 SessionDialog::setup_more_options_box ()
883 {
884         more_options_vbox.set_border_width (24);
885
886         _output_limit_count.set_adjustment (_output_limit_count_adj);
887         _input_limit_count.set_adjustment (_input_limit_count_adj);
888         _master_bus_channel_count.set_adjustment (_master_bus_channel_count_adj);
889
890         chan_count_label_1.set_text (_("channels"));
891         chan_count_label_3.set_text (_("channels"));
892         chan_count_label_4.set_text (_("channels"));
893
894         chan_count_label_1.set_alignment(0,0.5);
895         chan_count_label_1.set_padding(0,0);
896         chan_count_label_1.set_line_wrap(false);
897
898         chan_count_label_3.set_alignment(0,0.5);
899         chan_count_label_3.set_padding(0,0);
900         chan_count_label_3.set_line_wrap(false);
901
902         chan_count_label_4.set_alignment(0,0.5);
903         chan_count_label_4.set_padding(0,0);
904         chan_count_label_4.set_line_wrap(false);
905
906         bus_label.set_markup (_("<b>Busses</b>"));
907         input_label.set_markup (_("<b>Inputs</b>"));
908         output_label.set_markup (_("<b>Outputs</b>"));
909
910         _master_bus_channel_count.set_flags(Gtk::CAN_FOCUS);
911         _master_bus_channel_count.set_update_policy(Gtk::UPDATE_ALWAYS);
912         _master_bus_channel_count.set_numeric(true);
913         _master_bus_channel_count.set_digits(0);
914         _master_bus_channel_count.set_wrap(false);
915
916         _create_master_bus.set_label (_("Create master bus"));
917         _create_master_bus.set_flags(Gtk::CAN_FOCUS);
918         _create_master_bus.set_relief(Gtk::RELIEF_NORMAL);
919         _create_master_bus.set_mode(true);
920         _create_master_bus.set_active(true);
921         _create_master_bus.set_border_width(0);
922
923         advanced_table.set_row_spacings(0);
924         advanced_table.set_col_spacings(0);
925
926         _connect_inputs.set_label (_("Automatically connect to physical inputs"));
927         _connect_inputs.set_flags(Gtk::CAN_FOCUS);
928         _connect_inputs.set_relief(Gtk::RELIEF_NORMAL);
929         _connect_inputs.set_mode(true);
930         _connect_inputs.set_active(Config->get_input_auto_connect() != ManualConnect);
931         _connect_inputs.set_border_width(0);
932
933         _limit_input_ports.set_label (_("Use only"));
934         _limit_input_ports.set_flags(Gtk::CAN_FOCUS);
935         _limit_input_ports.set_relief(Gtk::RELIEF_NORMAL);
936         _limit_input_ports.set_mode(true);
937         _limit_input_ports.set_sensitive(true);
938         _limit_input_ports.set_border_width(0);
939
940         _input_limit_count.set_flags(Gtk::CAN_FOCUS);
941         _input_limit_count.set_update_policy(Gtk::UPDATE_ALWAYS);
942         _input_limit_count.set_numeric(true);
943         _input_limit_count.set_digits(0);
944         _input_limit_count.set_wrap(false);
945         _input_limit_count.set_sensitive(false);
946
947         bus_hbox.pack_start (bus_table, Gtk::PACK_SHRINK, 18);
948
949         bus_label.set_alignment(0, 0.5);
950         bus_label.set_padding(0,0);
951         bus_label.set_line_wrap(false);
952         bus_label.set_selectable(false);
953         bus_label.set_use_markup(true);
954         bus_frame.set_shadow_type(Gtk::SHADOW_NONE);
955         bus_frame.set_label_align(0,0.5);
956         bus_frame.add(bus_hbox);
957         bus_frame.set_label_widget(bus_label);
958
959         bus_table.set_row_spacings (0);
960         bus_table.set_col_spacings (0);
961         bus_table.attach (_create_master_bus, 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
962         bus_table.attach (_master_bus_channel_count, 1, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
963         bus_table.attach (chan_count_label_1, 2, 3, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 6, 0);
964
965         input_port_limit_hbox.pack_start(_limit_input_ports, Gtk::PACK_SHRINK, 6);
966         input_port_limit_hbox.pack_start(_input_limit_count, Gtk::PACK_SHRINK, 0);
967         input_port_limit_hbox.pack_start(chan_count_label_3, Gtk::PACK_SHRINK, 6);
968         input_port_vbox.pack_start(_connect_inputs, Gtk::PACK_SHRINK, 0);
969         input_port_vbox.pack_start(input_port_limit_hbox, Gtk::PACK_EXPAND_PADDING, 0);
970         input_table.set_row_spacings(0);
971         input_table.set_col_spacings(0);
972         input_table.attach(input_port_vbox, 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 6, 6);
973
974         input_hbox.pack_start (input_table, Gtk::PACK_SHRINK, 18);
975
976         input_label.set_alignment(0, 0.5);
977         input_label.set_padding(0,0);
978         input_label.set_line_wrap(false);
979         input_label.set_selectable(false);
980         input_label.set_use_markup(true);
981         input_frame.set_shadow_type(Gtk::SHADOW_NONE);
982         input_frame.set_label_align(0,0.5);
983         input_frame.add(input_hbox);
984         input_frame.set_label_widget(input_label);
985
986         _connect_outputs.set_label (_("Automatically connect outputs"));
987         _connect_outputs.set_flags(Gtk::CAN_FOCUS);
988         _connect_outputs.set_relief(Gtk::RELIEF_NORMAL);
989         _connect_outputs.set_mode(true);
990         _connect_outputs.set_active(Config->get_output_auto_connect() != ManualConnect);
991         _connect_outputs.set_border_width(0);
992         _limit_output_ports.set_label (_("Use only"));
993         _limit_output_ports.set_flags(Gtk::CAN_FOCUS);
994         _limit_output_ports.set_relief(Gtk::RELIEF_NORMAL);
995         _limit_output_ports.set_mode(true);
996         _limit_output_ports.set_sensitive(true);
997         _limit_output_ports.set_border_width(0);
998         _output_limit_count.set_flags(Gtk::CAN_FOCUS);
999         _output_limit_count.set_update_policy(Gtk::UPDATE_ALWAYS);
1000         _output_limit_count.set_numeric(false);
1001         _output_limit_count.set_digits(0);
1002         _output_limit_count.set_wrap(false);
1003         _output_limit_count.set_sensitive(false);
1004         output_port_limit_hbox.pack_start(_limit_output_ports, Gtk::PACK_SHRINK, 6);
1005         output_port_limit_hbox.pack_start(_output_limit_count, Gtk::PACK_SHRINK, 0);
1006         output_port_limit_hbox.pack_start(chan_count_label_4, Gtk::PACK_SHRINK, 6);
1007
1008         _connect_outputs_to_master.set_label (_("... to master bus"));
1009         _connect_outputs_to_master.set_flags(Gtk::CAN_FOCUS);
1010         _connect_outputs_to_master.set_relief(Gtk::RELIEF_NORMAL);
1011         _connect_outputs_to_master.set_mode(true);
1012         _connect_outputs_to_master.set_active(Config->get_output_auto_connect() == AutoConnectMaster);
1013         _connect_outputs_to_master.set_border_width(0);
1014
1015         _connect_outputs_to_master.set_group (connect_outputs_group);
1016         _connect_outputs_to_physical.set_group (connect_outputs_group);
1017
1018         _connect_outputs_to_physical.set_label (_("... to physical outputs"));
1019         _connect_outputs_to_physical.set_flags(Gtk::CAN_FOCUS);
1020         _connect_outputs_to_physical.set_relief(Gtk::RELIEF_NORMAL);
1021         _connect_outputs_to_physical.set_mode(true);
1022         _connect_outputs_to_physical.set_active(Config->get_output_auto_connect() == AutoConnectPhysical);
1023         _connect_outputs_to_physical.set_border_width(0);
1024
1025         output_conn_vbox.pack_start(_connect_outputs, Gtk::PACK_SHRINK, 0);
1026         output_conn_vbox.pack_start(_connect_outputs_to_master, Gtk::PACK_SHRINK, 0);
1027         output_conn_vbox.pack_start(_connect_outputs_to_physical, Gtk::PACK_SHRINK, 0);
1028         output_vbox.set_border_width(6);
1029
1030         output_port_vbox.pack_start(output_port_limit_hbox, Gtk::PACK_SHRINK, 0);
1031
1032         output_vbox.pack_start(output_conn_vbox);
1033         output_vbox.pack_start(output_port_vbox);
1034
1035         output_label.set_alignment(0, 0.5);
1036         output_label.set_padding(0,0);
1037         output_label.set_line_wrap(false);
1038         output_label.set_selectable(false);
1039         output_label.set_use_markup(true);
1040         output_frame.set_shadow_type(Gtk::SHADOW_NONE);
1041         output_frame.set_label_align(0,0.5);
1042
1043         output_hbox.pack_start (output_vbox, Gtk::PACK_SHRINK, 18);
1044
1045         output_frame.add(output_hbox);
1046         output_frame.set_label_widget(output_label);
1047
1048         more_options_vbox.pack_start(advanced_table, Gtk::PACK_SHRINK, 0);
1049         more_options_vbox.pack_start(bus_frame, Gtk::PACK_SHRINK, 6);
1050         more_options_vbox.pack_start(input_frame, Gtk::PACK_SHRINK, 6);
1051         more_options_vbox.pack_start(output_frame, Gtk::PACK_SHRINK, 0);
1052
1053         /* signals */
1054
1055         _connect_inputs.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::connect_inputs_clicked));
1056         _connect_outputs.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::connect_outputs_clicked));
1057         _limit_input_ports.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::limit_inputs_clicked));
1058         _limit_output_ports.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::limit_outputs_clicked));
1059         _create_master_bus.signal_clicked().connect (sigc::mem_fun (*this, &SessionDialog::master_bus_button_clicked));
1060
1061         /* note that more_options_vbox is "visible" by default even
1062          * though it may not be displayed to the user, this is so the dialog
1063          * doesn't resize.
1064          */
1065         more_options_vbox.show_all ();
1066 }
1067
1068 bool
1069 SessionDialog::create_master_bus() const
1070 {
1071         return _create_master_bus.get_active();
1072 }
1073
1074 int
1075 SessionDialog::master_channel_count() const
1076 {
1077         return _master_bus_channel_count.get_value_as_int();
1078 }
1079
1080 bool
1081 SessionDialog::connect_inputs() const
1082 {
1083         return _connect_inputs.get_active();
1084 }
1085
1086 bool
1087 SessionDialog::limit_inputs_used_for_connection() const
1088 {
1089         return _limit_input_ports.get_active();
1090 }
1091
1092 int
1093 SessionDialog::input_limit_count() const
1094 {
1095         return _input_limit_count.get_value_as_int();
1096 }
1097
1098 bool
1099 SessionDialog::connect_outputs() const
1100 {
1101         return _connect_outputs.get_active();
1102 }
1103
1104 bool
1105 SessionDialog::limit_outputs_used_for_connection() const
1106 {
1107         return _limit_output_ports.get_active();
1108 }
1109
1110 int
1111 SessionDialog::output_limit_count() const
1112 {
1113         return _output_limit_count.get_value_as_int();
1114 }
1115
1116 bool
1117 SessionDialog::connect_outs_to_master() const
1118 {
1119         return _connect_outputs_to_master.get_active();
1120 }
1121
1122 bool
1123 SessionDialog::connect_outs_to_physical() const
1124 {
1125         return _connect_outputs_to_physical.get_active();
1126 }
1127
1128 void
1129 SessionDialog::connect_inputs_clicked ()
1130 {
1131         _limit_input_ports.set_sensitive(_connect_inputs.get_active());
1132
1133         if (_connect_inputs.get_active() && _limit_input_ports.get_active()) {
1134                 _input_limit_count.set_sensitive(true);
1135         } else {
1136                 _input_limit_count.set_sensitive(false);
1137         }
1138 }
1139
1140 void
1141 SessionDialog::connect_outputs_clicked ()
1142 {
1143         bool const co = _connect_outputs.get_active ();
1144         _limit_output_ports.set_sensitive(co);
1145         _connect_outputs_to_master.set_sensitive(co);
1146         _connect_outputs_to_physical.set_sensitive(co);
1147
1148         if (co && _limit_output_ports.get_active()) {
1149                 _output_limit_count.set_sensitive(true);
1150         } else {
1151                 _output_limit_count.set_sensitive(false);
1152         }
1153 }
1154
1155 void
1156 SessionDialog::limit_inputs_clicked ()
1157 {
1158         _input_limit_count.set_sensitive(_limit_input_ports.get_active());
1159 }
1160
1161 void
1162 SessionDialog::limit_outputs_clicked ()
1163 {
1164         _output_limit_count.set_sensitive(_limit_output_ports.get_active());
1165 }
1166
1167 void
1168 SessionDialog::master_bus_button_clicked ()
1169 {
1170         bool const yn = _create_master_bus.get_active();
1171
1172         _master_bus_channel_count.set_sensitive(yn);
1173         _connect_outputs_to_master.set_sensitive(yn);
1174 }
1175
1176 void
1177 SessionDialog::recent_row_activated (const Gtk::TreePath&, Gtk::TreeViewColumn*)
1178 {
1179         response (RESPONSE_ACCEPT);
1180 }
1181
1182 bool
1183 SessionDialog::recent_button_press (GdkEventButton* ev)
1184 {
1185         if ((ev->type == GDK_BUTTON_PRESS) && (ev->button == 3) ) {
1186
1187                 TreeModel::Path path;
1188                 TreeViewColumn* column;
1189                 int cellx, celly;
1190                 if (recent_session_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
1191                         Glib::RefPtr<Gtk::TreeView::Selection> selection = recent_session_display.get_selection();
1192                         if (selection) {
1193                                 selection->unselect_all();
1194                                 selection->select(path);
1195                         }
1196                 }
1197
1198                 if (recent_session_display.get_selection()->count_selected_rows() > 0) {
1199                         recent_context_mennu (ev);
1200                 }
1201         }
1202         return false;
1203 }
1204
1205 void
1206 SessionDialog::recent_context_mennu (GdkEventButton *ev)
1207 {
1208         using namespace Gtk::Menu_Helpers;
1209
1210         TreeIter iter = recent_session_display.get_selection()->get_selected();
1211         assert (iter);
1212         string s = (*iter)[recent_session_columns.fullpath];
1213         if (Glib::file_test (s, Glib::FILE_TEST_IS_REGULAR)) {
1214                 s = Glib::path_get_dirname (s);
1215         }
1216         if (!Glib::file_test (s, Glib::FILE_TEST_IS_DIR)) {
1217                 return;
1218         }
1219
1220         Gtk::Menu* m = manage (new Menu);
1221         MenuList& items = m->items ();
1222         items.push_back (MenuElem (s));
1223         items.push_back (SeparatorElem());
1224         items.push_back (MenuElem (_("Remove from recent"), sigc::mem_fun (*this, &SessionDialog::recent_remove_selected)));
1225         m->popup (ev->button, ev->time);
1226 }
1227
1228 void
1229 SessionDialog::recent_remove_selected ()
1230 {
1231         TreeIter iter = recent_session_display.get_selection()->get_selected();
1232         assert (iter);
1233         string s = (*iter)[recent_session_columns.fullpath];
1234         if (Glib::file_test (s, Glib::FILE_TEST_IS_REGULAR)) {
1235                 s = Glib::path_get_dirname (s);
1236         }
1237         ARDOUR::remove_recent_sessions (s);
1238         redisplay_recent_sessions ();
1239 }
1240
1241 void
1242 SessionDialog::disable_plugins_clicked ()
1243 {
1244         ARDOUR::Session::set_disable_all_loaded_plugins (_disable_plugins.get_active());
1245 }
1246
1247 void
1248 SessionDialog::existing_session_selected ()
1249 {
1250         _existing_session_chooser_used = true;
1251         recent_session_display.get_selection()->unselect_all();
1252         /* mark this sensitive in case we come back here after a failed open
1253          * attempt and the user has hacked up the fix. sigh.
1254          */
1255         open_button->set_sensitive (true);
1256         response (RESPONSE_ACCEPT);
1257 }
1258
1259 void
1260 SessionDialog::updates_button_clicked ()
1261 {
1262         //now open a browser window so user can see more
1263         PBD::open_uri (Config->get_updates_url());
1264 }
1265
1266 bool
1267 SessionDialog::info_scroller_update()
1268 {
1269         info_scroller_count++;
1270
1271         char buf[512];
1272         snprintf (buf, std::min(info_scroller_count,sizeof(buf)-1), "%s", ARDOUR_UI::instance()->announce_string().c_str() );
1273         buf[info_scroller_count] = 0;
1274         info_scroller_label.set_text (buf);
1275         info_scroller_label.show();
1276
1277         if (info_scroller_count > ARDOUR_UI::instance()->announce_string().length()) {
1278                 info_scroller_connection.disconnect();
1279         }
1280
1281         return true;
1282 }
1283
1284 bool
1285 SessionDialog::on_delete_event (GdkEventAny* ev)
1286 {
1287         response (RESPONSE_CANCEL);
1288         return ArdourDialog::on_delete_event (ev);
1289 }
1290