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 "wx/wx_signal_manager.h"
  22 #include "wx/wx_util.h"
  23 #include "wx/about_dialog.h"
  24 #include "wx/report_problem_dialog.h"
  25 #include "wx/film_viewer.h"
  26 #include "wx/player_information.h"
  27 #include "wx/update_dialog.h"
  28 #include "wx/player_config_dialog.h"
  29 #include "wx/verify_dcp_dialog.h"
  30 #include "wx/standard_controls.h"
  31 #include "wx/swaroop_controls.h"
  32 #include "lib/cross.h"
  33 #include "lib/config.h"
  34 #include "lib/util.h"
  35 #include "lib/internet.h"
  36 #include "lib/update_checker.h"
  37 #include "lib/compose.hpp"
  38 #include "lib/dcp_content.h"
  39 #include "lib/job_manager.h"
  40 #include "lib/job.h"
  41 #include "lib/film.h"
  42 #include "lib/null_log.h"
  43 #include "lib/video_content.h"
  44 #include "lib/text_content.h"
  45 #include "lib/ratio.h"
  46 #include "lib/verify_dcp_job.h"
  47 #include "lib/dcp_examiner.h"
  48 #include "lib/examine_content_job.h"
  49 #include "lib/server.h"
  50 #include "lib/dcpomatic_socket.h"
  51 #include "lib/scoped_temporary.h"
  52 #include "lib/monitor_checker.h"
  53 #include "lib/lock_file_checker.h"
  54 #include "lib/ffmpeg_content.h"
  55 #include "lib/dcpomatic_log.h"
  56 #include <dcp/dcp.h>
  57 #include <dcp/raw_convert.h>
  58 #include <dcp/exceptions.h>
  59 #include <wx/wx.h>
  60 #include <wx/stdpaths.h>
  61 #include <wx/splash.h>
  62 #include <wx/cmdline.h>
  63 #include <wx/preferences.h>
  64 #include <wx/progdlg.h>
  65 #include <wx/display.h>
  66 #ifdef __WXOSX__
  67 #include <ApplicationServices/ApplicationServices.h>
  68 #endif
  69 #include <boost/bind.hpp>
  70 #include <iostream>
  71
  72 #ifdef check
  73 #undef check
  74 #endif
  75
  76 #define MAX_CPLS 32
  77
  78 using std::string;
  79 using std::cout;
  80 using std::list;
  81 using std::exception;
  82 using std::vector;
  83 using boost::shared_ptr;
  84 using boost::weak_ptr;
  85 using boost::scoped_array;
  86 using boost::optional;
  87 using boost::dynamic_pointer_cast;
  88 using boost::thread;
  89 using boost::bind;
  90
  91 enum {
  92         ID_file_open = 1,
  93         ID_file_add_ov,
  94         ID_file_add_kdm,
  95         ID_file_history,
  96         /* Allow spare IDs after _history for the recent files list */
  97         ID_file_close = 100,
  98         ID_view_cpl,
  99         /* Allow spare IDs for CPLs */
 100         ID_view_full_screen = 200,
 101         ID_view_dual_screen,
 102         ID_view_closed_captions,
 103         ID_view_scale_appropriate,
 104         ID_view_scale_full,
 105         ID_view_scale_half,
 106         ID_view_scale_quarter,
 107         ID_help_report_a_problem,
 108         ID_tools_verify,
 109         ID_tools_check_for_updates,
 110         /* IDs for shortcuts (with no associated menu item) */
 111         ID_start_stop,
 112         ID_back_frame,
 113         ID_forward_frame
 114 };
 115
 116 class DOMFrame : public wxFrame
 117 {
 118 public:
 119         DOMFrame ()
 120                 : wxFrame (0, -1, _("DCP-o-matic Player"))
 121                 , _dual_screen (0)
 122                 , _update_news_requested (false)
 123                 , _info (0)
 124                 , _mode (Config::instance()->player_mode())
 125                 , _config_dialog (0)
 126                 , _file_menu (0)
 127                 , _history_items (0)
 128                 , _history_position (0)
 129                 , _history_separator (0)
 130                 , _view_full_screen (0)
 131                 , _view_dual_screen (0)
 132         {
 133                 /* XXX */
 134                 dcpomatic_log.reset (new NullLog());
 135                 cout << "here's the log " << dcpomatic_log.get() << "\n";
 136
 137 #if defined(DCPOMATIC_WINDOWS)
 138                 maybe_open_console ();
 139                 cout << "DCP-o-matic Player is starting." << "\n";
 140 #endif
 141
 142                 wxMenuBar* bar = new wxMenuBar;
 143                 setup_menu (bar);
 144                 set_menu_sensitivity ();
 145                 SetMenuBar (bar);
 146
 147 #ifdef DCPOMATIC_WINDOWS
 148                 SetIcon (wxIcon (std_to_wx ("id")));
 149 #endif
 150
 151                 _config_changed_connection = Config::instance()->Changed.connect (boost::bind (&DOMFrame::config_changed, this, _1));
 152                 update_from_config ();
 153
 154                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_open, this), ID_file_open);
 155                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_add_ov, this), ID_file_add_ov);
 156                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_add_kdm, this), ID_file_add_kdm);
 157                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_history, this, _1), ID_file_history, ID_file_history + HISTORY_SIZE);
 158                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_close, this), ID_file_close);
 159                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_exit, this), wxID_EXIT);
 160                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::edit_preferences, this), wxID_PREFERENCES);
 161                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_full_screen, this), ID_view_full_screen);
 162                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_dual_screen, this), ID_view_dual_screen);
 163                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_closed_captions, this), ID_view_closed_captions);
 164                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_cpl, this, _1), ID_view_cpl, ID_view_cpl + MAX_CPLS);
 165                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(0)), ID_view_scale_full);
 166                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(1)), ID_view_scale_half);
 167                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(2)), ID_view_scale_quarter);
 168                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_about, this), wxID_ABOUT);
 169                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_report_a_problem, this), ID_help_report_a_problem);
 170                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_verify, this), ID_tools_verify);
 171                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_check_for_updates, this), ID_tools_check_for_updates);
 172
 173                 /* Use a panel as the only child of the Frame so that we avoid
 174                    the dark-grey background on Windows.
 175                 */
 176                 _overall_panel = new wxPanel (this, wxID_ANY);
 177
 178                 _viewer.reset (new FilmViewer (_overall_panel));
 179 #ifdef DCPOMATIC_VARIANT_SWAROOP
 180                 SwaroopControls* sc = new SwaroopControls (_overall_panel, _viewer);
 181                 _controls = sc;
 182                 sc->ResetFilm.connect (bind(&DOMFrame::reset_film_weak, this, _1));
 183 #else
 184                 _controls = new StandardControls (_overall_panel, _viewer, false);
 185 #endif
 186                 _viewer->set_dcp_decode_reduction (Config::instance()->decode_reduction ());
 187                 _viewer->PlaybackPermitted.connect (bind(&DOMFrame::playback_permitted, this));
 188                 _viewer->Started.connect (bind(&DOMFrame::playback_started, this, _1));
 189                 _viewer->Seeked.connect (bind(&DOMFrame::playback_seeked, this, _1));
 190                 _viewer->Stopped.connect (bind(&DOMFrame::playback_stopped, this, _1));
 191 #ifdef DCPOMATIC_VARIANT_SWAROOP
 192                 _viewer->PositionChanged.connect (bind(&DOMFrame::position_changed, this));
 193 #endif
 194                 _info = new PlayerInformation (_overall_panel, _viewer);
 195                 setup_main_sizer (Config::instance()->player_mode());
 196 #ifdef __WXOSX__
 197                 int accelerators = 4;
 198 #else
 199                 int accelerators = 3;
 200 #endif
 201
 202                 wxAcceleratorEntry* accel = new wxAcceleratorEntry[accelerators];
 203                 accel[0].Set(wxACCEL_NORMAL, WXK_SPACE, ID_start_stop);
 204                 accel[1].Set(wxACCEL_NORMAL, WXK_LEFT, ID_back_frame);
 205                 accel[2].Set(wxACCEL_NORMAL, WXK_RIGHT, ID_forward_frame);
 206 #ifdef __WXOSX__
 207                 accel[3].Set(wxACCEL_CTRL, static_cast<int>('W'), ID_file_close);
 208 #endif
 209                 wxAcceleratorTable accel_table (accelerators, accel);
 210                 SetAcceleratorTable (accel_table);
 211                 delete[] accel;
 212
 213                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::start_stop_pressed, this), ID_start_stop);
 214                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::back_frame, this), ID_back_frame);
 215                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::forward_frame, this), ID_forward_frame);
 216
 217                 reset_film ();
 218
 219                 UpdateChecker::instance()->StateChanged.connect (boost::bind (&DOMFrame::update_checker_state_changed, this));
 220 #ifdef DCPOMATIC_VARIANT_SWAROOP
 221                 MonitorChecker::instance()->StateChanged.connect(boost::bind(&DOMFrame::monitor_checker_state_changed, this));
 222                 MonitorChecker::instance()->run ();
 223                 LockFileChecker::instance()->StateChanged.connect(boost::bind(&DOMFrame::lock_checker_state_changed, this));
 224                 LockFileChecker::instance()->run ();
 225 #endif
 226                 setup_screen ();
 227
 228 #ifdef DCPOMATIC_VARIANT_SWAROOP
 229                 if (
 230                         boost::filesystem::is_regular_file(Config::path("position")) &&
 231                         boost::filesystem::is_regular_file(Config::path("spl.xml"))) {
 232
 233                         shared_ptr<Film> film (new Film(boost::optional<boost::filesystem::path>()));
 234                         film->read_metadata (Config::path("spl.xml"));
 235                         reset_film (film);
 236                         FILE* f = fopen_boost (Config::path("position"), "r");
 237                         if (f) {
 238                                 char buffer[64];
 239                                 fscanf (f, "%63s", buffer);
 240                                 _viewer->seek (DCPTime(atoi(buffer)), true);
 241                                 _viewer->start ();
 242                                 fclose (f);
 243                         }
 244                 }
 245
 246 #endif
 247         }
 248
 249         void position_changed ()
 250         {
 251                 if (!_viewer->playing() || _viewer->position().get() % DCPTime::HZ) {
 252                         return;
 253                 }
 254
 255                 FILE* f = fopen_boost (Config::path("position"), "w");
 256                 if (f) {
 257                         string const p = dcp::raw_convert<string> (_viewer->position().get());
 258                         fwrite (p.c_str(), p.length(), 1, f);
 259                         fclose (f);
 260                 }
 261         }
 262
 263 #ifdef DCPOMATIC_VARIANT_SWAROOP
 264         void monitor_checker_state_changed ()
 265         {
 266                 if (!MonitorChecker::instance()->ok()) {
 267                         _viewer->stop ();
 268                         error_dialog (this, _("The required display devices are not connected correctly."));
 269                 }
 270         }
 271
 272         void lock_checker_state_changed ()
 273         {
 274                 if (!LockFileChecker::instance()->ok()) {
 275                         _viewer->stop ();
 276                         error_dialog (this, _("The lock file is not present."));
 277                 }
 278         }
 279 #endif
 280
 281         void setup_main_sizer (Config::PlayerMode mode)
 282         {
 283                 wxSizer* main_sizer = new wxBoxSizer (wxVERTICAL);
 284                 if (mode != Config::PLAYER_MODE_DUAL) {
 285                         main_sizer->Add (_viewer->panel(), 1, wxEXPAND | wxALIGN_CENTER_VERTICAL);
 286                 }
 287                 main_sizer->Add (_controls, mode == Config::PLAYER_MODE_DUAL ? 1 : 0, wxEXPAND | wxALL, 6);
 288                 main_sizer->Add (_info, 0, wxEXPAND | wxALL, 6);
 289                 _overall_panel->SetSizer (main_sizer);
 290                 _overall_panel->Layout ();
 291         }
 292
 293         bool playback_permitted ()
 294         {
 295 #ifdef DCPOMATIC_VARIANT_SWAROOP
 296                 if (!MonitorChecker::instance()->ok()) {
 297                         error_dialog (this, _("The required display devices are not connected correctly."));
 298                         return false;
 299                 }
 300                 if (!LockFileChecker::instance()->ok()) {
 301                         error_dialog (this, _("The lock file is not present."));
 302                         return false;
 303                 }
 304 #endif
 305                 if (!_film || !Config::instance()->respect_kdm_validity_periods()) {
 306                         return true;
 307                 }
 308
 309                 bool ok = true;
 310                 BOOST_FOREACH (shared_ptr<Content> i, _film->content()) {
 311                         shared_ptr<DCPContent> d = dynamic_pointer_cast<DCPContent>(i);
 312                         if (d && !d->kdm_timing_window_valid()) {
 313                                 ok = false;
 314                         }
 315                 }
 316
 317                 if (!ok) {
 318                         error_dialog (this, _("The KDM does not allow playback of this content at this time."));
 319                 }
 320
 321                 return ok;
 322         }
 323
 324         void playback_started (DCPTime time)
 325         {
 326                 optional<boost::filesystem::path> log = Config::instance()->player_log_file();
 327                 if (!log) {
 328                         return;
 329                 }
 330
 331                 FILE* f = fopen_boost(*log, "a");
 332
 333                 /* XXX: this only logs the first piece of content; probably should be each piece? */
 334
 335                 shared_ptr<DCPContent> dcp = dynamic_pointer_cast<DCPContent>(_film->content().front());
 336                 if (dcp) {
 337                         DCPExaminer ex (dcp);
 338                         shared_ptr<dcp::CPL> playing_cpl;
 339                         BOOST_FOREACH (shared_ptr<dcp::CPL> i, ex.cpls()) {
 340                                 if (!dcp->cpl() || i->id() == *dcp->cpl()) {
 341                                         playing_cpl = i;
 342                                 }
 343                         }
 344                         DCPOMATIC_ASSERT (playing_cpl);
 345
 346                         fprintf (
 347                                 f,
 348                                 "%s playback-started %s %s %s\n",
 349                                 dcp::LocalTime().as_string().c_str(),
 350                                 time.timecode(_film->video_frame_rate()).c_str(),
 351                                 dcp->directories().front().string().c_str(),
 352                                 playing_cpl->annotation_text().c_str()
 353                                 );
 354                 }
 355
 356                 shared_ptr<FFmpegContent> ffmpeg = dynamic_pointer_cast<FFmpegContent>(_film->content().front());
 357                 if (ffmpeg) {
 358                         fprintf (
 359                                 f,
 360                                 "%s playback-started %s %s\n",
 361                                 dcp::LocalTime().as_string().c_str(),
 362                                 time.timecode(_film->video_frame_rate()).c_str(),
 363                                 ffmpeg->path(0).string().c_str()
 364                                 );
 365                 }
 366
 367                 fclose (f);
 368         }
 369
 370         void playback_seeked (DCPTime time)
 371         {
 372                 optional<boost::filesystem::path> log = Config::instance()->player_log_file();
 373                 if (!log) {
 374                         return;
 375                 }
 376
 377                 FILE* f = fopen_boost(*log, "a");
 378                 fprintf (f, "%s playback-seeked %s\n", dcp::LocalTime().as_string().c_str(), time.timecode(_film->video_frame_rate()).c_str());
 379                 fclose (f);
 380         }
 381
 382         void playback_stopped (DCPTime time)
 383         {
 384 #ifdef DCPOMATIC_VARIANT_SWAROOP
 385                 try {
 386                         boost::filesystem::remove (Config::path("position"));
 387                 } catch (...) {
 388                         /* Never mind */
 389                 }
 390 #endif
 391
 392                 optional<boost::filesystem::path> log = Config::instance()->player_log_file();
 393                 if (!log) {
 394                         return;
 395                 }
 396
 397                 FILE* f = fopen_boost(*log, "a");
 398                 fprintf (f, "%s playback-stopped %s\n", dcp::LocalTime().as_string().c_str(), time.timecode(_film->video_frame_rate()).c_str());
 399                 fclose (f);
 400         }
 401
 402         void set_decode_reduction (optional<int> reduction)
 403         {
 404                 _viewer->set_dcp_decode_reduction (reduction);
 405                 _info->triggered_update ();
 406                 Config::instance()->set_decode_reduction (reduction);
 407         }
 408
 409         void load_dcp (boost::filesystem::path dir)
 410         {
 411                 DCPOMATIC_ASSERT (_film);
 412
 413                 reset_film ();
 414                 try {
 415                         shared_ptr<DCPContent> dcp (new DCPContent(dir));
 416                         _film->examine_and_add_content (dcp);
 417                         bool const ok = display_progress (_("DCP-o-matic Player"), _("Loading content"));
 418                         if (!ok || !report_errors_from_last_job(this)) {
 419                                 return;
 420                         }
 421                         Config::instance()->add_to_player_history (dir);
 422                 } catch (dcp::DCPReadError& e) {
 423                         error_dialog (this, wxString::Format(_("Could not load a DCP from %s"), std_to_wx(dir.string())), std_to_wx(e.what()));
 424                 }
 425         }
 426
 427 #ifdef DCPOMATIC_VARIANT_SWAROOP
 428         optional<dcp::EncryptedKDM> get_kdm_from_url (shared_ptr<DCPContent> dcp)
 429         {
 430                 ScopedTemporary temp;
 431                 string url = Config::instance()->kdm_server_url();
 432                 boost::algorithm::replace_all (url, "{CPL}", *dcp->cpl());
 433                 optional<dcp::EncryptedKDM> kdm;
 434                 if (dcp->cpl() && !get_from_url(url, false, temp)) {
 435                         try {
 436                                 kdm = dcp::EncryptedKDM (dcp::file_to_string(temp.file()));
 437                                 if (kdm->cpl_id() != dcp->cpl()) {
 438                                         kdm = boost::none;
 439                                 }
 440                         } catch (std::exception& e) {
 441                                 /* Hey well */
 442                         }
 443                 }
 444                 return kdm;
 445         }
 446 #endif
 447
 448         optional<dcp::EncryptedKDM> get_kdm_from_directory (shared_ptr<DCPContent> dcp)
 449         {
 450                 using namespace boost::filesystem;
 451                 optional<path> kdm_dir = Config::instance()->player_kdm_directory();
 452                 if (!kdm_dir) {
 453                         return optional<dcp::EncryptedKDM>();
 454                 }
 455                 for (directory_iterator i = directory_iterator(*kdm_dir); i != directory_iterator(); ++i) {
 456                         try {
 457                                 if (file_size(i->path()) < MAX_KDM_SIZE) {
 458                                         dcp::EncryptedKDM kdm (dcp::file_to_string(i->path()));
 459                                         if (kdm.cpl_id() == dcp->cpl()) {
 460                                                 return kdm;
 461                                         }
 462                                 }
 463                         } catch (std::exception& e) {
 464                                 /* Hey well */
 465                         }
 466                 }
 467                 return optional<dcp::EncryptedKDM>();
 468         }
 469
 470         void reset_film_weak (weak_ptr<Film> weak_film)
 471         {
 472                 shared_ptr<Film> film = weak_film.lock ();
 473                 if (film) {
 474                         reset_film (film);
 475                 }
 476         }
 477
 478         void reset_film (shared_ptr<Film> film = shared_ptr<Film>(new Film(optional<boost::filesystem::path>())))
 479         {
 480                 _film = film;
 481                 _viewer->set_film (_film);
 482                 _controls->set_film (_film);
 483                 _film->Change.connect (bind(&DOMFrame::film_changed, this, _1, _2));
 484                 _info->triggered_update ();
 485         }
 486
 487         void film_changed (ChangeType type, Film::Property property)
 488         {
 489                 if (type != CHANGE_TYPE_DONE || property != Film::CONTENT) {
 490                         return;
 491                 }
 492
 493                 _film->write_metadata (Config::path("spl.xml"));
 494
 495                 if (_viewer->playing ()) {
 496                         _viewer->stop ();
 497                 }
 498
 499                 /* Start off as Flat */
 500                 _film->set_container (Ratio::from_id("185"));
 501
 502                 BOOST_FOREACH (shared_ptr<Content> i, _film->content()) {
 503                         shared_ptr<DCPContent> dcp = dynamic_pointer_cast<DCPContent>(i);
 504                         if (dcp && dcp->needs_kdm()) {
 505                                 optional<dcp::EncryptedKDM> kdm;
 506 #ifdef DCPOMATIC_VARIANT_SWAROOP
 507                                 kdm = get_kdm_from_url (dcp);
 508 #endif
 509                                 if (!kdm) {
 510                                         kdm = get_kdm_from_directory (dcp);
 511                                 }
 512
 513                                 if (kdm) {
 514                                         dcp->add_kdm (*kdm);
 515                                         dcp->examine (_film, shared_ptr<Job>());
 516                                 }
 517                         }
 518
 519                         BOOST_FOREACH (shared_ptr<TextContent> j, i->text) {
 520                                 j->set_use (true);
 521                         }
 522
 523                         if (i->video) {
 524                                 Ratio const * r = Ratio::nearest_from_ratio(i->video->size().ratio());
 525                                 if (r->id() == "239") {
 526                                         /* Any scope content means we use scope */
 527                                         _film->set_container(r);
 528                                 }
 529                         }
 530
 531                         /* Any 3D content means we use 3D mode */
 532                         if (i->video && i->video->frame_type() != VIDEO_FRAME_TYPE_2D) {
 533                                 _film->set_three_d (true);
 534                         }
 535                 }
 536
 537                 _viewer->seek (DCPTime(), true);
 538                 _info->triggered_update ();
 539
 540                 set_menu_sensitivity ();
 541
 542                 wxMenuItemList old = _cpl_menu->GetMenuItems();
 543                 for (wxMenuItemList::iterator i = old.begin(); i != old.end(); ++i) {
 544                         _cpl_menu->Remove (*i);
 545                 }
 546
 547                 if (_film->content().size() == 1) {
 548                         /* Offer a CPL menu */
 549                         shared_ptr<DCPContent> first = dynamic_pointer_cast<DCPContent>(_film->content().front());
 550                         if (first) {
 551                                 DCPExaminer ex (first);
 552                                 int id = ID_view_cpl;
 553                                 BOOST_FOREACH (shared_ptr<dcp::CPL> i, ex.cpls()) {
 554                                         wxMenuItem* j = _cpl_menu->AppendRadioItem(
 555                                                 id,
 556                                                 wxString::Format("%s (%s)", std_to_wx(i->annotation_text()).data(), std_to_wx(i->id()).data())
 557                                                 );
 558                                         j->Check(!first->cpl() || i->id() == *first->cpl());
 559                                         ++id;
 560                                 }
 561                         }
 562                 }
 563         }
 564
 565 private:
 566
 567         void setup_menu (wxMenuBar* m)
 568         {
 569                 _file_menu = new wxMenu;
 570                 _file_menu->Append (ID_file_open, _("&Open...\tCtrl-O"));
 571                 _file_add_ov = _file_menu->Append (ID_file_add_ov, _("&Add OV..."));
 572                 _file_add_kdm = _file_menu->Append (ID_file_add_kdm, _("&Add KDM..."));
 573
 574                 _history_position = _file_menu->GetMenuItems().GetCount();
 575
 576                 _file_menu->AppendSeparator ();
 577                 _file_menu->Append (ID_file_close, _("&Close"));
 578                 _file_menu->AppendSeparator ();
 579
 580 #ifdef __WXOSX__
 581                 _file_menu->Append (wxID_EXIT, _("&Exit"));
 582 #else
 583                 _file_menu->Append (wxID_EXIT, _("&Quit"));
 584 #endif
 585
 586 #ifdef __WXOSX__
 587                 wxMenuItem* prefs = _file_menu->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 588 #else
 589                 wxMenu* edit = new wxMenu;
 590                 wxMenuItem* prefs = edit->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 591 #endif
 592
 593                 prefs->Enable (Config::instance()->have_write_permission());
 594
 595                 _cpl_menu = new wxMenu;
 596
 597                 wxMenu* view = new wxMenu;
 598                 optional<int> c = Config::instance()->decode_reduction();
 599                 _view_cpl = view->Append(ID_view_cpl, _("CPL"), _cpl_menu);
 600                 view->AppendSeparator();
 601 #ifndef DCPOMATIC_VARIANT_SWAROOP
 602                 _view_full_screen = view->AppendCheckItem(ID_view_full_screen, _("Full screen\tF11"));
 603                 _view_dual_screen = view->AppendCheckItem(ID_view_dual_screen, _("Dual screen\tShift+F11"));
 604 #endif
 605                 setup_menu ();
 606                 view->AppendSeparator();
 607                 view->Append(ID_view_closed_captions, _("Closed captions..."));
 608                 view->AppendSeparator();
 609                 view->AppendRadioItem(ID_view_scale_appropriate, _("Set decode resolution to match display"))->Check(!static_cast<bool>(c));
 610                 view->AppendRadioItem(ID_view_scale_full, _("Decode at full resolution"))->Check(c && c.get() == 0);
 611                 view->AppendRadioItem(ID_view_scale_half, _("Decode at half resolution"))->Check(c && c.get() == 1);
 612                 view->AppendRadioItem(ID_view_scale_quarter, _("Decode at quarter resolution"))->Check(c && c.get() == 2);
 613
 614                 wxMenu* tools = new wxMenu;
 615                 _tools_verify = tools->Append (ID_tools_verify, _("Verify DCP"));
 616                 tools->AppendSeparator ();
 617                 tools->Append (ID_tools_check_for_updates, _("Check for updates"));
 618
 619                 wxMenu* help = new wxMenu;
 620 #ifdef __WXOSX__
 621                 help->Append (wxID_ABOUT, _("About DCP-o-matic"));
 622 #else
 623                 help->Append (wxID_ABOUT, _("About"));
 624 #endif
 625                 help->Append (ID_help_report_a_problem, _("Report a problem..."));
 626
 627                 m->Append (_file_menu, _("&File"));
 628 #ifndef __WXOSX__
 629                 m->Append (edit, _("&Edit"));
 630 #endif
 631                 m->Append (view, _("&View"));
 632                 m->Append (tools, _("&Tools"));
 633                 m->Append (help, _("&Help"));
 634         }
 635
 636         void file_open ()
 637         {
 638                 wxString d = wxStandardPaths::Get().GetDocumentsDir();
 639                 if (Config::instance()->last_player_load_directory()) {
 640                         d = std_to_wx (Config::instance()->last_player_load_directory()->string());
 641                 }
 642
 643                 wxDirDialog* c = new wxDirDialog (this, _("Select DCP to open"), d, wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST);
 644
 645                 int r;
 646                 while (true) {
 647                         r = c->ShowModal ();
 648                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 649                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 650                         } else {
 651                                 break;
 652                         }
 653                 }
 654
 655                 if (r == wxID_OK) {
 656                         boost::filesystem::path const dcp (wx_to_std (c->GetPath ()));
 657                         load_dcp (dcp);
 658                         Config::instance()->set_last_player_load_directory (dcp.parent_path());
 659                 }
 660
 661                 c->Destroy ();
 662         }
 663
 664         void file_add_ov ()
 665         {
 666                 wxDirDialog* c = new wxDirDialog (
 667                         this,
 668                         _("Select DCP to open as OV"),
 669                         wxStandardPaths::Get().GetDocumentsDir(),
 670                         wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST
 671                         );
 672
 673                 int r;
 674                 while (true) {
 675                         r = c->ShowModal ();
 676                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 677                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 678                         } else {
 679                                 break;
 680                         }
 681                 }
 682
 683                 if (r == wxID_OK) {
 684                         DCPOMATIC_ASSERT (_film);
 685                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 686                         DCPOMATIC_ASSERT (dcp);
 687                         dcp->add_ov (wx_to_std(c->GetPath()));
 688                         JobManager::instance()->add(shared_ptr<Job>(new ExamineContentJob (_film, dcp)));
 689                         bool const ok = display_progress (_("DCP-o-matic Player"), _("Loading content"));
 690                         if (!ok || !report_errors_from_last_job(this)) {
 691                                 return;
 692                         }
 693                         BOOST_FOREACH (shared_ptr<TextContent> i, dcp->text) {
 694                                 i->set_use (true);
 695                         }
 696                         if (dcp->video) {
 697                                 Ratio const * r = Ratio::nearest_from_ratio(dcp->video->size().ratio());
 698                                 if (r) {
 699                                         _film->set_container(r);
 700                                 }
 701                         }
 702                 }
 703
 704                 c->Destroy ();
 705                 _info->triggered_update ();
 706         }
 707
 708         void file_add_kdm ()
 709         {
 710                 wxFileDialog* d = new wxFileDialog (this, _("Select KDM"));
 711
 712                 if (d->ShowModal() == wxID_OK) {
 713                         DCPOMATIC_ASSERT (_film);
 714                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 715                         DCPOMATIC_ASSERT (dcp);
 716                         try {
 717                                 dcp->add_kdm (dcp::EncryptedKDM (dcp::file_to_string (wx_to_std (d->GetPath ()), MAX_KDM_SIZE)));
 718                                 dcp->examine (_film, shared_ptr<Job>());
 719                         } catch (exception& e) {
 720                                 error_dialog (this, wxString::Format (_("Could not load KDM.")), std_to_wx(e.what()));
 721                                 d->Destroy ();
 722                                 return;
 723                         }
 724                 }
 725
 726                 d->Destroy ();
 727                 _info->triggered_update ();
 728         }
 729
 730         void file_history (wxCommandEvent& event)
 731         {
 732                 vector<boost::filesystem::path> history = Config::instance()->player_history ();
 733                 int n = event.GetId() - ID_file_history;
 734                 if (n >= 0 && n < static_cast<int> (history.size ())) {
 735                         load_dcp (history[n]);
 736                 }
 737         }
 738
 739         void file_close ()
 740         {
 741                 reset_film ();
 742                 _info->triggered_update ();
 743                 set_menu_sensitivity ();
 744         }
 745
 746         void file_exit ()
 747         {
 748                 Close ();
 749         }
 750
 751         void edit_preferences ()
 752         {
 753                 if (!Config::instance()->have_write_permission()) {
 754                         return;
 755                 }
 756
 757                 if (!_config_dialog) {
 758                         _config_dialog = create_player_config_dialog ();
 759                 }
 760                 _config_dialog->Show (this);
 761         }
 762
 763         void view_cpl (wxCommandEvent& ev)
 764         {
 765                 shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 766                 DCPOMATIC_ASSERT (dcp);
 767                 DCPExaminer ex (dcp);
 768                 int id = ev.GetId() - ID_view_cpl;
 769                 DCPOMATIC_ASSERT (id >= 0);
 770                 DCPOMATIC_ASSERT (id < int(ex.cpls().size()));
 771                 list<shared_ptr<dcp::CPL> > cpls = ex.cpls();
 772                 list<shared_ptr<dcp::CPL> >::iterator i = cpls.begin();
 773                 while (id > 0) {
 774                         ++i;
 775                         --id;
 776                 }
 777
 778                 dcp->set_cpl ((*i)->id());
 779                 dcp->examine (_film, shared_ptr<Job>());
 780         }
 781
 782         void view_full_screen ()
 783         {
 784                 if (_mode == Config::PLAYER_MODE_FULL) {
 785                         _mode = Config::PLAYER_MODE_WINDOW;
 786                 } else {
 787                         _mode = Config::PLAYER_MODE_FULL;
 788                 }
 789                 setup_screen ();
 790                 setup_menu ();
 791         }
 792
 793         void view_dual_screen ()
 794         {
 795                 if (_mode == Config::PLAYER_MODE_DUAL) {
 796                         _mode = Config::PLAYER_MODE_WINDOW;
 797                 } else {
 798                         _mode = Config::PLAYER_MODE_DUAL;
 799                 }
 800                 setup_screen ();
 801                 setup_menu ();
 802         }
 803
 804         void setup_menu ()
 805         {
 806                 if (_view_full_screen) {
 807                         _view_full_screen->Check (_mode == Config::PLAYER_MODE_FULL);
 808                 }
 809                 if (_view_dual_screen) {
 810                         _view_dual_screen->Check (_mode == Config::PLAYER_MODE_DUAL);
 811                 }
 812         }
 813
 814         void setup_screen ()
 815         {
 816                 _controls->Show (_mode != Config::PLAYER_MODE_FULL);
 817                 _info->Show (_mode != Config::PLAYER_MODE_FULL);
 818                 _overall_panel->SetBackgroundColour (_mode == Config::PLAYER_MODE_FULL ? wxColour(0, 0, 0) : wxNullColour);
 819                 ShowFullScreen (_mode == Config::PLAYER_MODE_FULL);
 820                 _viewer->set_pad_black (_mode != Config::PLAYER_MODE_WINDOW);
 821
 822                 if (_mode == Config::PLAYER_MODE_DUAL) {
 823                         _dual_screen = new wxFrame (this, wxID_ANY, wxT(""));
 824                         _dual_screen->SetBackgroundColour (wxColour(0, 0, 0));
 825                         _dual_screen->ShowFullScreen (true);
 826                         _viewer->panel()->Reparent (_dual_screen);
 827                         _dual_screen->Show ();
 828                         if (wxDisplay::GetCount() > 1) {
 829                                 switch (Config::instance()->image_display()) {
 830                                 case 0:
 831                                         _dual_screen->Move (0, 0);
 832                                         Move (wxDisplay(0).GetClientArea().GetWidth(), 0);
 833                                         break;
 834                                 case 1:
 835                                         _dual_screen->Move (wxDisplay(0).GetClientArea().GetWidth(), 0);
 836                                         // (0, 0) doesn't seem to work for some strange reason
 837                                         Move (8, 8);
 838                                         break;
 839                                 }
 840                         }
 841                 } else {
 842                         if (_dual_screen) {
 843                                 _viewer->panel()->Reparent (_overall_panel);
 844                                 _dual_screen->Destroy ();
 845                                 _dual_screen = 0;
 846                         }
 847                 }
 848
 849                 setup_main_sizer (_mode);
 850         }
 851
 852         void view_closed_captions ()
 853         {
 854                 _viewer->show_closed_captions ();
 855         }
 856
 857         void tools_verify ()
 858         {
 859                 shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 860                 DCPOMATIC_ASSERT (dcp);
 861
 862                 JobManager* jm = JobManager::instance ();
 863                 jm->add (shared_ptr<Job> (new VerifyDCPJob (dcp->directories())));
 864                 bool const ok = display_progress (_("DCP-o-matic Player"), _("Verifying DCP"));
 865                 if (!ok) {
 866                         return;
 867                 }
 868
 869                 DCPOMATIC_ASSERT (!jm->get().empty());
 870                 shared_ptr<VerifyDCPJob> last = dynamic_pointer_cast<VerifyDCPJob> (jm->get().back());
 871                 DCPOMATIC_ASSERT (last);
 872
 873                 VerifyDCPDialog* d = new VerifyDCPDialog (this, last);
 874                 d->ShowModal ();
 875                 d->Destroy ();
 876         }
 877
 878         void tools_check_for_updates ()
 879         {
 880                 UpdateChecker::instance()->run ();
 881                 _update_news_requested = true;
 882         }
 883
 884         void help_about ()
 885         {
 886                 AboutDialog* d = new AboutDialog (this);
 887                 d->ShowModal ();
 888                 d->Destroy ();
 889         }
 890
 891         void help_report_a_problem ()
 892         {
 893                 ReportProblemDialog* d = new ReportProblemDialog (this);
 894                 if (d->ShowModal () == wxID_OK) {
 895                         d->report ();
 896                 }
 897                 d->Destroy ();
 898         }
 899
 900         void update_checker_state_changed ()
 901         {
 902                 UpdateChecker* uc = UpdateChecker::instance ();
 903
 904                 bool const announce =
 905                         _update_news_requested ||
 906                         (uc->stable() && Config::instance()->check_for_updates()) ||
 907                         (uc->test() && Config::instance()->check_for_updates() && Config::instance()->check_for_test_updates());
 908
 909                 _update_news_requested = false;
 910
 911                 if (!announce) {
 912                         return;
 913                 }
 914
 915                 if (uc->state() == UpdateChecker::YES) {
 916                         UpdateDialog* dialog = new UpdateDialog (this, uc->stable (), uc->test ());
 917                         dialog->ShowModal ();
 918                         dialog->Destroy ();
 919                 } else if (uc->state() == UpdateChecker::FAILED) {
 920                         error_dialog (this, _("The DCP-o-matic download server could not be contacted."));
 921                 } else {
 922                         error_dialog (this, _("There are no new versions of DCP-o-matic available."));
 923                 }
 924
 925                 _update_news_requested = false;
 926         }
 927
 928         void config_changed (Config::Property prop)
 929         {
 930                 /* Instantly save any config changes when using the player GUI */
 931                 try {
 932                         Config::instance()->write_config();
 933                 } catch (FileError& e) {
 934                         if (prop != Config::HISTORY) {
 935                                 error_dialog (
 936                                         this,
 937                                         wxString::Format(
 938                                                 _("Could not write to config file at %s.  Your changes have not been saved."),
 939                                                 std_to_wx(e.file().string())
 940                                                 )
 941                                         );
 942                         }
 943                 } catch (exception& e) {
 944                         error_dialog (
 945                                 this,
 946                                 _("Could not write to config file.  Your changes have not been saved.")
 947                                 );
 948                 }
 949
 950                 update_from_config ();
 951         }
 952
 953         void update_from_config ()
 954         {
 955                 for (int i = 0; i < _history_items; ++i) {
 956                         delete _file_menu->Remove (ID_file_history + i);
 957                 }
 958
 959                 if (_history_separator) {
 960                         _file_menu->Remove (_history_separator);
 961                 }
 962                 delete _history_separator;
 963                 _history_separator = 0;
 964
 965                 int pos = _history_position;
 966
 967                 vector<boost::filesystem::path> history = Config::instance()->player_history ();
 968
 969                 if (!history.empty ()) {
 970                         _history_separator = _file_menu->InsertSeparator (pos++);
 971                 }
 972
 973                 for (size_t i = 0; i < history.size(); ++i) {
 974                         string s;
 975                         if (i < 9) {
 976                                 s = String::compose ("&%1 %2", i + 1, history[i].string());
 977                         } else {
 978                                 s = history[i].string();
 979                         }
 980                         _file_menu->Insert (pos++, ID_file_history + i, std_to_wx (s));
 981                 }
 982
 983                 _history_items = history.size ();
 984         }
 985
 986         void set_menu_sensitivity ()
 987         {
 988                 _tools_verify->Enable (static_cast<bool>(_film));
 989                 _file_add_ov->Enable (static_cast<bool>(_film));
 990                 _file_add_kdm->Enable (static_cast<bool>(_film));
 991                 _view_cpl->Enable (static_cast<bool>(_film));
 992         }
 993
 994         void start_stop_pressed ()
 995         {
 996                 if (_viewer->playing()) {
 997                         _viewer->stop();
 998                 } else {
 999                         _viewer->start();
1000                 }
1001         }
1002
1003         void back_frame ()
1004         {
1005                 _viewer->seek_by (-_viewer->one_video_frame(), true);
1006         }
1007
1008         void forward_frame ()
1009         {
1010                 _viewer->seek_by (_viewer->one_video_frame(), true);
1011         }
1012
1013 private:
1014
1015         wxFrame* _dual_screen;
1016         bool _update_news_requested;
1017         PlayerInformation* _info;
1018         Config::PlayerMode _mode;
1019         wxPreferencesEditor* _config_dialog;
1020         wxPanel* _overall_panel;
1021         wxMenu* _file_menu;
1022         wxMenuItem* _view_cpl;
1023         wxMenu* _cpl_menu;
1024         int _history_items;
1025         int _history_position;
1026         wxMenuItem* _history_separator;
1027         shared_ptr<FilmViewer> _viewer;
1028         Controls* _controls;
1029         boost::shared_ptr<Film> _film;
1030         boost::signals2::scoped_connection _config_changed_connection;
1031         wxMenuItem* _file_add_ov;
1032         wxMenuItem* _file_add_kdm;
1033         wxMenuItem* _tools_verify;
1034         wxMenuItem* _view_full_screen;
1035         wxMenuItem* _view_dual_screen;
1036 };
1037
1038 static const wxCmdLineEntryDesc command_line_description[] = {
1039         { wxCMD_LINE_PARAM, 0, 0, "DCP to load or create", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
1040         { wxCMD_LINE_NONE, "", "", "", wxCmdLineParamType (0), 0 }
1041 };
1042
1043 class PlayServer : public Server
1044 {
1045 public:
1046         explicit PlayServer (DOMFrame* frame)
1047                 : Server (PLAYER_PLAY_PORT)
1048                 , _frame (frame)
1049         {}
1050
1051         void handle (shared_ptr<Socket> socket)
1052         {
1053                 try {
1054                         int const length = socket->read_uint32 ();
1055                         scoped_array<char> buffer (new char[length]);
1056                         socket->read (reinterpret_cast<uint8_t*> (buffer.get()), length);
1057                         string s (buffer.get());
1058                         signal_manager->when_idle (bind (&DOMFrame::load_dcp, _frame, s));
1059                         socket->write (reinterpret_cast<uint8_t const *> ("OK"), 3);
1060                 } catch (...) {
1061
1062                 }
1063         }
1064
1065 private:
1066         DOMFrame* _frame;
1067 };
1068
1069 /** @class App
1070  *  @brief The magic App class for wxWidgets.
1071  */
1072 class App : public wxApp
1073 {
1074 public:
1075         App ()
1076                 : wxApp ()
1077                 , _frame (0)
1078         {}
1079
1080 private:
1081
1082         bool OnInit ()
1083         try
1084         {
1085                 wxInitAllImageHandlers ();
1086
1087                 Config::FailedToLoad.connect (boost::bind (&App::config_failed_to_load, this));
1088                 Config::Warning.connect (boost::bind (&App::config_warning, this, _1));
1089
1090                 wxSplashScreen* splash = maybe_show_splash ();
1091
1092                 SetAppName (_("DCP-o-matic Player"));
1093
1094                 if (!wxApp::OnInit()) {
1095                         return false;
1096                 }
1097
1098 #ifdef DCPOMATIC_LINUX
1099                 unsetenv ("UBUNTU_MENUPROXY");
1100 #endif
1101
1102 #ifdef __WXOSX__
1103                 ProcessSerialNumber serial;
1104                 GetCurrentProcess (&serial);
1105                 TransformProcessType (&serial, kProcessTransformToForegroundApplication);
1106 #endif
1107
1108                 dcpomatic_setup_path_encoding ();
1109
1110                 /* Enable i18n; this will create a Config object
1111                    to look for a force-configured language.  This Config
1112                    object will be wrong, however, because dcpomatic_setup
1113                    hasn't yet been called and there aren't any filters etc.
1114                    set up yet.
1115                 */
1116                 dcpomatic_setup_i18n ();
1117
1118                 /* Set things up, including filters etc.
1119                    which will now be internationalised correctly.
1120                 */
1121                 dcpomatic_setup ();
1122
1123                 /* Force the configuration to be re-loaded correctly next
1124                    time it is needed.
1125                 */
1126                 Config::drop ();
1127
1128                 signal_manager = new wxSignalManager (this);
1129
1130                 _frame = new DOMFrame ();
1131                 SetTopWindow (_frame);
1132                 _frame->Maximize ();
1133                 if (splash) {
1134                         splash->Destroy ();
1135                 }
1136                 _frame->Show ();
1137
1138                 PlayServer* server = new PlayServer (_frame);
1139                 new thread (boost::bind (&PlayServer::run, server));
1140
1141                 if (!_dcp_to_load.empty() && boost::filesystem::is_directory (_dcp_to_load)) {
1142                         try {
1143                                 _frame->load_dcp (_dcp_to_load);
1144                         } catch (exception& e) {
1145                                 error_dialog (0, std_to_wx (String::compose (wx_to_std (_("Could not load DCP %1.")), _dcp_to_load)), std_to_wx(e.what()));
1146                         }
1147                 }
1148
1149                 Bind (wxEVT_IDLE, boost::bind (&App::idle, this));
1150
1151                 if (Config::instance()->check_for_updates ()) {
1152                         UpdateChecker::instance()->run ();
1153                 }
1154
1155                 return true;
1156         }
1157         catch (exception& e)
1158         {
1159                 error_dialog (0, _("DCP-o-matic Player could not start."), std_to_wx(e.what()));
1160                 return true;
1161         }
1162
1163         void OnInitCmdLine (wxCmdLineParser& parser)
1164         {
1165                 parser.SetDesc (command_line_description);
1166                 parser.SetSwitchChars (wxT ("-"));
1167         }
1168
1169         bool OnCmdLineParsed (wxCmdLineParser& parser)
1170         {
1171                 if (parser.GetParamCount() > 0) {
1172                         _dcp_to_load = wx_to_std (parser.GetParam (0));
1173                 }
1174
1175                 return true;
1176         }
1177
1178         void report_exception ()
1179         {
1180                 try {
1181                         throw;
1182                 } catch (FileError& e) {
1183                         error_dialog (
1184                                 0,
1185                                 wxString::Format (
1186                                         _("An exception occurred: %s (%s)\n\n") + REPORT_PROBLEM,
1187                                         std_to_wx (e.what()),
1188                                         std_to_wx (e.file().string().c_str ())
1189                                         )
1190                                 );
1191                 } catch (exception& e) {
1192                         error_dialog (
1193                                 0,
1194                                 wxString::Format (
1195                                         _("An exception occurred: %s.\n\n") + REPORT_PROBLEM,
1196                                         std_to_wx (e.what ())
1197                                         )
1198                                 );
1199                 } catch (...) {
1200                         error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
1201                 }
1202         }
1203
1204         /* An unhandled exception has occurred inside the main event loop */
1205         bool OnExceptionInMainLoop ()
1206         {
1207                 report_exception ();
1208                 /* This will terminate the program */
1209                 return false;
1210         }
1211
1212         void OnUnhandledException ()
1213         {
1214                 report_exception ();
1215         }
1216
1217         void idle ()
1218         {
1219                 signal_manager->ui_idle ();
1220         }
1221
1222         void config_failed_to_load ()
1223         {
1224                 message_dialog (_frame, _("The existing configuration failed to load.  Default values will be used instead.  These may take a short time to create."));
1225         }
1226
1227         void config_warning (string m)
1228         {
1229                 message_dialog (_frame, std_to_wx (m));
1230         }
1231
1232         DOMFrame* _frame;
1233         string _dcp_to_load;
1234 };
1235
1236 IMPLEMENT_APP (App)