src/tools/dcpomatic_player.cc

   1 /*
   2     Copyright (C) 2017-2018 Carl Hetherington <cth@carlh.net>
   3
   4     This file is part of DCP-o-matic.
   5
   6     DCP-o-matic is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     DCP-o-matic is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 */
  20
  21 #include "lib/cross.h"
  22 #include "lib/config.h"
  23 #include "lib/util.h"
  24 #include "lib/update_checker.h"
  25 #include "lib/compose.hpp"
  26 #include "lib/dcp_content.h"
  27 #include "lib/job_manager.h"
  28 #include "lib/job.h"
  29 #include "lib/video_content.h"
  30 #include "lib/subtitle_content.h"
  31 #include "lib/ratio.h"
  32 #include "wx/wx_signal_manager.h"
  33 #include "wx/wx_util.h"
  34 #include "wx/about_dialog.h"
  35 #include "wx/report_problem_dialog.h"
  36 #include "wx/film_viewer.h"
  37 #include "wx/player_information.h"
  38 #include "wx/update_dialog.h"
  39 #include "wx/player_config_dialog.h"
  40 #include <wx/wx.h>
  41 #include <wx/stdpaths.h>
  42 #include <wx/splash.h>
  43 #include <wx/cmdline.h>
  44 #include <wx/preferences.h>
  45 #include <wx/progdlg.h>
  46 #ifdef __WXOSX__
  47 #include <ApplicationServices/ApplicationServices.h>
  48 #endif
  49 #include <boost/bind.hpp>
  50 #include <iostream>
  51
  52 #ifdef check
  53 #undef check
  54 #endif
  55
  56 using std::string;
  57 using std::cout;
  58 using std::exception;
  59 using std::vector;
  60 using boost::shared_ptr;
  61 using boost::optional;
  62
  63 enum {
  64         ID_file_open = 1,
  65         ID_file_add_ov,
  66         ID_file_add_kdm,
  67         ID_file_history,
  68         /* Allow spare IDs after _history for the recent files list */
  69         ID_file_close = 100,
  70         ID_view_scale_appropriate,
  71         ID_view_scale_full,
  72         ID_view_scale_half,
  73         ID_view_scale_quarter,
  74         ID_help_report_a_problem,
  75         ID_tools_check_for_updates,
  76 };
  77
  78 class DOMFrame : public wxFrame
  79 {
  80 public:
  81         DOMFrame ()
  82                 : wxFrame (0, -1, _("DCP-o-matic Player"))
  83                 , _update_news_requested (false)
  84                 , _info (0)
  85                 , _config_dialog (0)
  86                 , _file_menu (0)
  87                 , _history_items (0)
  88                 , _history_position (0)
  89                 , _history_separator (0)
  90                 , _viewer (0)
  91         {
  92
  93 #if defined(DCPOMATIC_WINDOWS)
  94                 maybe_open_console ();
  95                 cout << "DCP-o-matic Player is starting." << "\n";
  96 #endif
  97
  98                 wxMenuBar* bar = new wxMenuBar;
  99                 setup_menu (bar);
 100                 set_menu_sensitivity ();
 101                 SetMenuBar (bar);
 102
 103 #ifdef DCPOMATIC_WINDOWS
 104                 SetIcon (wxIcon (std_to_wx ("id")));
 105 #endif
 106
 107                 _config_changed_connection = Config::instance()->Changed.connect (boost::bind (&DOMFrame::config_changed, this));
 108                 config_changed ();
 109
 110                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_open, this), ID_file_open);
 111                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_add_ov, this), ID_file_add_ov);
 112                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_add_kdm, this), ID_file_add_kdm);
 113                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_history, this, _1), ID_file_history, ID_file_history + HISTORY_SIZE);
 114                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_close, this), ID_file_close);
 115                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_exit, this), wxID_EXIT);
 116                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::edit_preferences, this), wxID_PREFERENCES);
 117                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>()), ID_view_scale_appropriate);
 118                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(0)), ID_view_scale_full);
 119                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(1)), ID_view_scale_half);
 120                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(2)), ID_view_scale_quarter);
 121                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_about, this), wxID_ABOUT);
 122                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_report_a_problem, this), ID_help_report_a_problem);
 123                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_check_for_updates, this), ID_tools_check_for_updates);
 124
 125                 /* Use a panel as the only child of the Frame so that we avoid
 126                    the dark-grey background on Windows.
 127                 */
 128                 wxPanel* overall_panel = new wxPanel (this, wxID_ANY);
 129
 130                 _viewer = new FilmViewer (overall_panel, false, false);
 131                 _info = new PlayerInformation (overall_panel, _viewer);
 132                 wxSizer* main_sizer = new wxBoxSizer (wxVERTICAL);
 133                 main_sizer->Add (_viewer, 1, wxEXPAND | wxALL, 6);
 134                 main_sizer->Add (_info, 0, wxEXPAND | wxALL, 6);
 135                 overall_panel->SetSizer (main_sizer);
 136
 137 #ifdef __WXOSX__
 138                 wxAcceleratorEntry* accel = new wxAcceleratorEntry[1];
 139                 accel[0].Set(wxACCEL_CTRL, static_cast<int>('W'), ID_file_close);
 140                 wxAcceleratorTable accel_table (1, accel);
 141                 SetAcceleratorTable (accel_table);
 142                 delete[] accel;
 143 #endif
 144
 145                 UpdateChecker::instance()->StateChanged.connect (boost::bind (&DOMFrame::update_checker_state_changed, this));
 146         }
 147
 148         void set_decode_reduction (optional<int> reduction)
 149         {
 150                 _viewer->set_dcp_decode_reduction (reduction);
 151                 _info->triggered_update ();
 152                 Config::instance()->set_decode_reduction (reduction);
 153         }
 154
 155         void load_dcp (boost::filesystem::path dir)
 156         {
 157                 _film.reset (new Film (optional<boost::filesystem::path>()));
 158                 shared_ptr<DCPContent> dcp;
 159                 try {
 160                         dcp.reset (new DCPContent (_film, dir));
 161                 } catch (boost::filesystem::filesystem_error& e) {
 162                         error_dialog (this, _("Could not load DCP"), std_to_wx (e.what()));
 163                         return;
 164                 }
 165
 166                 _film->examine_and_add_content (dcp, true);
 167
 168                 JobManager* jm = JobManager::instance ();
 169
 170                 wxProgressDialog* progress = new wxProgressDialog (_("DCP-o-matic Player"), _("Loading DCP"));
 171
 172                 while (jm->work_to_do() || signal_manager->ui_idle()) {
 173                         dcpomatic_sleep (1);
 174                         progress->Pulse ();
 175                 }
 176
 177                 progress->Destroy ();
 178
 179                 DCPOMATIC_ASSERT (!jm->get().empty());
 180
 181                 shared_ptr<Job> last = jm->get().back();
 182                 if (last->finished_in_error()) {
 183                         error_dialog (this, std_to_wx (last->error_summary()) + ".\n");
 184                         return;
 185                 }
 186
 187                 if (dcp->subtitle) {
 188                         dcp->subtitle->set_use (true);
 189                 }
 190
 191                 Ratio const * r = Ratio::nearest_from_ratio(dcp->video->size().ratio());
 192                 if (r) {
 193                         _film->set_container(r);
 194                 }
 195
 196                 _viewer->set_film (_film);
 197                 _viewer->set_position (DCPTime ());
 198                 _info->triggered_update ();
 199
 200                 Config::instance()->add_to_player_history (dir);
 201
 202                 set_menu_sensitivity ();
 203         }
 204
 205 private:
 206
 207         void setup_menu (wxMenuBar* m)
 208         {
 209                 _file_menu = new wxMenu;
 210                 _file_menu->Append (ID_file_open, _("&Open...\tCtrl-O"));
 211                 _file_add_ov = _file_menu->Append (ID_file_add_ov, _("&Add OV..."));
 212                 _file_add_kdm = _file_menu->Append (ID_file_add_kdm, _("&Add KDM..."));
 213
 214                 _history_position = _file_menu->GetMenuItems().GetCount();
 215
 216                 _file_menu->AppendSeparator ();
 217                 _file_menu->Append (ID_file_close, _("&Close"));
 218                 _file_menu->AppendSeparator ();
 219
 220 #ifdef __WXOSX__
 221                 _file_menu->Append (wxID_EXIT, _("&Exit"));
 222 #else
 223                 _file_menu->Append (wxID_EXIT, _("&Quit"));
 224 #endif
 225
 226 #ifdef __WXOSX__
 227                 _file_menu->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 228 #else
 229                 wxMenu* edit = new wxMenu;
 230                 edit->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 231 #endif
 232
 233                 wxMenu* view = new wxMenu;
 234                 optional<int> c = Config::instance()->decode_reduction();
 235                 view->AppendRadioItem(ID_view_scale_appropriate, _("Set decode resolution to match display"))->Check(!static_cast<bool>(c));
 236                 view->AppendRadioItem(ID_view_scale_full, _("Decode at full resolution"))->Check(c && c.get() == 0);
 237                 view->AppendRadioItem(ID_view_scale_half, _("Decode at half resolution"))->Check(c && c.get() == 1);
 238                 view->AppendRadioItem(ID_view_scale_quarter, _("Decode at quarter resolution"))->Check(c && c.get() == 2);
 239
 240                 wxMenu* tools = new wxMenu;
 241                 tools->Append (ID_tools_check_for_updates, _("Check for updates"));
 242
 243                 wxMenu* help = new wxMenu;
 244 #ifdef __WXOSX__
 245                 help->Append (wxID_ABOUT, _("About DCP-o-matic"));
 246 #else
 247                 help->Append (wxID_ABOUT, _("About"));
 248 #endif
 249                 help->Append (ID_help_report_a_problem, _("Report a problem..."));
 250
 251                 m->Append (_file_menu, _("&File"));
 252 #ifndef __WXOSX__
 253                 m->Append (edit, _("&Edit"));
 254 #endif
 255                 m->Append (view, _("&View"));
 256                 m->Append (tools, _("&Tools"));
 257                 m->Append (help, _("&Help"));
 258         }
 259
 260         void file_open ()
 261         {
 262                 wxString d = wxStandardPaths::Get().GetDocumentsDir();
 263                 if (Config::instance()->last_player_load_directory()) {
 264                         d = std_to_wx (Config::instance()->last_player_load_directory()->string());
 265                 }
 266
 267                 wxDirDialog* c = new wxDirDialog (this, _("Select DCP to open"), d, wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST);
 268
 269                 int r;
 270                 while (true) {
 271                         r = c->ShowModal ();
 272                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 273                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 274                         } else {
 275                                 break;
 276                         }
 277                 }
 278
 279                 if (r == wxID_OK) {
 280                         boost::filesystem::path const dcp (wx_to_std (c->GetPath ()));
 281                         load_dcp (dcp);
 282                         Config::instance()->set_last_player_load_directory (dcp.parent_path());
 283                 }
 284
 285                 c->Destroy ();
 286         }
 287
 288         void file_add_ov ()
 289         {
 290                 wxDirDialog* c = new wxDirDialog (
 291                         this,
 292                         _("Select DCP to open as OV"),
 293                         wxStandardPaths::Get().GetDocumentsDir(),
 294                         wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST
 295                         );
 296
 297                 int r;
 298                 while (true) {
 299                         r = c->ShowModal ();
 300                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 301                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 302                         } else {
 303                                 break;
 304                         }
 305                 }
 306
 307                 if (r == wxID_OK) {
 308                         DCPOMATIC_ASSERT (_film);
 309                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 310                         DCPOMATIC_ASSERT (dcp);
 311                         dcp->add_ov (wx_to_std(c->GetPath()));
 312                         dcp->examine (shared_ptr<Job>());
 313                 }
 314
 315                 c->Destroy ();
 316                 _info->triggered_update ();
 317         }
 318
 319         void file_add_kdm ()
 320         {
 321                 wxFileDialog* d = new wxFileDialog (this, _("Select KDM"));
 322
 323                 if (d->ShowModal() == wxID_OK) {
 324                         DCPOMATIC_ASSERT (_film);
 325                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 326                         DCPOMATIC_ASSERT (dcp);
 327                         try {
 328                                 dcp->add_kdm (dcp::EncryptedKDM (dcp::file_to_string (wx_to_std (d->GetPath ()), MAX_KDM_SIZE)));
 329                                 dcp->examine (shared_ptr<Job>());
 330                         } catch (exception& e) {
 331                                 error_dialog (this, wxString::Format (_("Could not load KDM.")), std_to_wx(e.what()));
 332                                 d->Destroy ();
 333                                 return;
 334                         }
 335                 }
 336
 337                 d->Destroy ();
 338                 _info->triggered_update ();
 339         }
 340
 341         void file_history (wxCommandEvent& event)
 342         {
 343                 vector<boost::filesystem::path> history = Config::instance()->player_history ();
 344                 int n = event.GetId() - ID_file_history;
 345                 if (n >= 0 && n < static_cast<int> (history.size ())) {
 346                         load_dcp (history[n]);
 347                 }
 348         }
 349
 350         void file_close ()
 351         {
 352                 _viewer->set_film (shared_ptr<Film>());
 353                 _film.reset ();
 354                 _info->triggered_update ();
 355                 set_menu_sensitivity ();
 356         }
 357
 358         void file_exit ()
 359         {
 360                 Close ();
 361         }
 362
 363         void edit_preferences ()
 364         {
 365                 if (!_config_dialog) {
 366                         _config_dialog = create_player_config_dialog ();
 367                 }
 368                 _config_dialog->Show (this);
 369         }
 370
 371         void tools_check_for_updates ()
 372         {
 373                 UpdateChecker::instance()->run ();
 374                 _update_news_requested = true;
 375         }
 376
 377         void help_about ()
 378         {
 379                 AboutDialog* d = new AboutDialog (this);
 380                 d->ShowModal ();
 381                 d->Destroy ();
 382         }
 383
 384         void help_report_a_problem ()
 385         {
 386                 ReportProblemDialog* d = new ReportProblemDialog (this);
 387                 if (d->ShowModal () == wxID_OK) {
 388                         d->report ();
 389                 }
 390                 d->Destroy ();
 391         }
 392
 393         void update_checker_state_changed ()
 394         {
 395                 UpdateChecker* uc = UpdateChecker::instance ();
 396
 397                 bool const announce =
 398                         _update_news_requested ||
 399                         (uc->stable() && Config::instance()->check_for_updates()) ||
 400                         (uc->test() && Config::instance()->check_for_updates() && Config::instance()->check_for_test_updates());
 401
 402                 _update_news_requested = false;
 403
 404                 if (!announce) {
 405                         return;
 406                 }
 407
 408                 if (uc->state() == UpdateChecker::YES) {
 409                         UpdateDialog* dialog = new UpdateDialog (this, uc->stable (), uc->test ());
 410                         dialog->ShowModal ();
 411                         dialog->Destroy ();
 412                 } else if (uc->state() == UpdateChecker::FAILED) {
 413                         error_dialog (this, _("The DCP-o-matic download server could not be contacted."));
 414                 } else {
 415                         error_dialog (this, _("There are no new versions of DCP-o-matic available."));
 416                 }
 417
 418                 _update_news_requested = false;
 419         }
 420
 421         void config_changed ()
 422         {
 423                 /* Instantly save any config changes when using the player GUI */
 424                 try {
 425                         Config::instance()->write_config();
 426                 } catch (exception& e) {
 427                         error_dialog (
 428                                 this,
 429                                 wxString::Format (
 430                                         _("Could not write to config file at %s.  Your changes have not been saved."),
 431                                         std_to_wx (Config::instance()->cinemas_file().string()).data()
 432                                         )
 433                                 );
 434                 }
 435
 436                 for (int i = 0; i < _history_items; ++i) {
 437                         delete _file_menu->Remove (ID_file_history + i);
 438                 }
 439
 440                 if (_history_separator) {
 441                         _file_menu->Remove (_history_separator);
 442                 }
 443                 delete _history_separator;
 444                 _history_separator = 0;
 445
 446                 int pos = _history_position;
 447
 448                 vector<boost::filesystem::path> history = Config::instance()->player_history ();
 449
 450                 if (!history.empty ()) {
 451                         _history_separator = _file_menu->InsertSeparator (pos++);
 452                 }
 453
 454                 for (size_t i = 0; i < history.size(); ++i) {
 455                         string s;
 456                         if (i < 9) {
 457                                 s = String::compose ("&%1 %2", i + 1, history[i].string());
 458                         } else {
 459                                 s = history[i].string();
 460                         }
 461                         _file_menu->Insert (pos++, ID_file_history + i, std_to_wx (s));
 462                 }
 463
 464                 _history_items = history.size ();
 465         }
 466
 467         void set_menu_sensitivity ()
 468         {
 469                 _file_add_ov->Enable (static_cast<bool>(_film));
 470                 _file_add_kdm->Enable (static_cast<bool>(_film));
 471         }
 472
 473         bool _update_news_requested;
 474         PlayerInformation* _info;
 475         wxPreferencesEditor* _config_dialog;
 476         wxMenu* _file_menu;
 477         int _history_items;
 478         int _history_position;
 479         wxMenuItem* _history_separator;
 480         FilmViewer* _viewer;
 481         boost::shared_ptr<Film> _film;
 482         boost::signals2::scoped_connection _config_changed_connection;
 483         wxMenuItem* _file_add_ov;
 484         wxMenuItem* _file_add_kdm;
 485 };
 486
 487 static const wxCmdLineEntryDesc command_line_description[] = {
 488         { wxCMD_LINE_PARAM, 0, 0, "DCP to load or create", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
 489         { wxCMD_LINE_NONE, "", "", "", wxCmdLineParamType (0), 0 }
 490 };
 491
 492 /** @class App
 493  *  @brief The magic App class for wxWidgets.
 494  */
 495 class App : public wxApp
 496 {
 497 public:
 498         App ()
 499                 : wxApp ()
 500                 , _frame (0)
 501         {}
 502
 503 private:
 504
 505         bool OnInit ()
 506         try
 507         {
 508                 wxInitAllImageHandlers ();
 509
 510                 Config::FailedToLoad.connect (boost::bind (&App::config_failed_to_load, this));
 511                 Config::Warning.connect (boost::bind (&App::config_warning, this, _1));
 512
 513                 wxSplashScreen* splash = maybe_show_splash ();
 514
 515                 SetAppName (_("DCP-o-matic Player"));
 516
 517                 if (!wxApp::OnInit()) {
 518                         return false;
 519                 }
 520
 521 #ifdef DCPOMATIC_LINUX
 522                 unsetenv ("UBUNTU_MENUPROXY");
 523 #endif
 524
 525 #ifdef __WXOSX__
 526                 ProcessSerialNumber serial;
 527                 GetCurrentProcess (&serial);
 528                 TransformProcessType (&serial, kProcessTransformToForegroundApplication);
 529 #endif
 530
 531                 dcpomatic_setup_path_encoding ();
 532
 533                 /* Enable i18n; this will create a Config object
 534                    to look for a force-configured language.  This Config
 535                    object will be wrong, however, because dcpomatic_setup
 536                    hasn't yet been called and there aren't any filters etc.
 537                    set up yet.
 538                 */
 539                 dcpomatic_setup_i18n ();
 540
 541                 /* Set things up, including filters etc.
 542                    which will now be internationalised correctly.
 543                 */
 544                 dcpomatic_setup ();
 545
 546                 /* Force the configuration to be re-loaded correctly next
 547                    time it is needed.
 548                 */
 549                 Config::drop ();
 550
 551                 _frame = new DOMFrame ();
 552                 SetTopWindow (_frame);
 553                 _frame->Maximize ();
 554                 if (splash) {
 555                         splash->Destroy ();
 556                 }
 557                 _frame->Show ();
 558
 559                 signal_manager = new wxSignalManager (this);
 560
 561                 if (!_dcp_to_load.empty() && boost::filesystem::is_directory (_dcp_to_load)) {
 562                         try {
 563                                 _frame->load_dcp (_dcp_to_load);
 564                         } catch (exception& e) {
 565                                 error_dialog (0, std_to_wx (String::compose (wx_to_std (_("Could not load DCP %1.")), _dcp_to_load)), std_to_wx(e.what()));
 566                         }
 567                 }
 568
 569                 Bind (wxEVT_IDLE, boost::bind (&App::idle, this));
 570
 571                 if (Config::instance()->check_for_updates ()) {
 572                         UpdateChecker::instance()->run ();
 573                 }
 574
 575                 return true;
 576         }
 577         catch (exception& e)
 578         {
 579                 error_dialog (0, _("DCP-o-matic Player could not start."), std_to_wx(e.what()));
 580                 return true;
 581         }
 582
 583         void OnInitCmdLine (wxCmdLineParser& parser)
 584         {
 585                 parser.SetDesc (command_line_description);
 586                 parser.SetSwitchChars (wxT ("-"));
 587         }
 588
 589         bool OnCmdLineParsed (wxCmdLineParser& parser)
 590         {
 591                 if (parser.GetParamCount() > 0) {
 592                         _dcp_to_load = wx_to_std (parser.GetParam (0));
 593                 }
 594
 595                 return true;
 596         }
 597
 598         void report_exception ()
 599         {
 600                 try {
 601                         throw;
 602                 } catch (FileError& e) {
 603                         error_dialog (
 604                                 0,
 605                                 wxString::Format (
 606                                         _("An exception occurred: %s (%s)\n\n") + REPORT_PROBLEM,
 607                                         std_to_wx (e.what()),
 608                                         std_to_wx (e.file().string().c_str ())
 609                                         )
 610                                 );
 611                 } catch (exception& e) {
 612                         error_dialog (
 613                                 0,
 614                                 wxString::Format (
 615                                         _("An exception occurred: %s.\n\n") + REPORT_PROBLEM,
 616                                         std_to_wx (e.what ())
 617                                         )
 618                                 );
 619                 } catch (...) {
 620                         error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
 621                 }
 622         }
 623
 624         /* An unhandled exception has occurred inside the main event loop */
 625         bool OnExceptionInMainLoop ()
 626         {
 627                 report_exception ();
 628                 /* This will terminate the program */
 629                 return false;
 630         }
 631
 632         void OnUnhandledException ()
 633         {
 634                 report_exception ();
 635         }
 636
 637         void idle ()
 638         {
 639                 signal_manager->ui_idle ();
 640         }
 641
 642         void config_failed_to_load ()
 643         {
 644                 message_dialog (_frame, _("The existing configuration failed to load.  Default values will be used instead.  These may take a short time to create."));
 645         }
 646
 647         void config_warning (string m)
 648         {
 649                 message_dialog (_frame, std_to_wx (m));
 650         }
 651
 652         DOMFrame* _frame;
 653         string _dcp_to_load;
 654 };
 655
 656 IMPLEMENT_APP (App)