src/tools/dcpomatic_player.cc

   1 /*
   2     Copyright (C) 2017-2019 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 "wx/timer_display.h"
  33 #include "wx/system_information_dialog.h"
  34 #include "lib/cross.h"
  35 #include "lib/config.h"
  36 #include "lib/util.h"
  37 #include "lib/internet.h"
  38 #include "lib/update_checker.h"
  39 #include "lib/compose.hpp"
  40 #include "lib/dcp_content.h"
  41 #include "lib/job_manager.h"
  42 #include "lib/job.h"
  43 #include "lib/film.h"
  44 #include "lib/null_log.h"
  45 #include "lib/video_content.h"
  46 #include "lib/text_content.h"
  47 #include "lib/ratio.h"
  48 #include "lib/verify_dcp_job.h"
  49 #include "lib/dcp_examiner.h"
  50 #include "lib/examine_content_job.h"
  51 #include "lib/server.h"
  52 #include "lib/dcpomatic_socket.h"
  53 #include "lib/scoped_temporary.h"
  54 #include "lib/monitor_checker.h"
  55 #include "lib/lock_file_checker.h"
  56 #include "lib/ffmpeg_content.h"
  57 #include "lib/dcpomatic_log.h"
  58 #include "lib/file_log.h"
  59 #include <dcp/dcp.h>
  60 #include <dcp/raw_convert.h>
  61 #include <dcp/exceptions.h>
  62 #include <wx/wx.h>
  63 #include <wx/stdpaths.h>
  64 #include <wx/splash.h>
  65 #include <wx/cmdline.h>
  66 #include <wx/preferences.h>
  67 #include <wx/progdlg.h>
  68 #include <wx/display.h>
  69 #ifdef __WXGTK__
  70 #include <X11/Xlib.h>
  71 #endif
  72 #ifdef __WXOSX__
  73 #include <ApplicationServices/ApplicationServices.h>
  74 #endif
  75 #include <boost/bind.hpp>
  76 #include <iostream>
  77
  78 #ifdef check
  79 #undef check
  80 #endif
  81
  82 #define MAX_CPLS 32
  83
  84 using std::string;
  85 using std::cout;
  86 using std::list;
  87 using std::exception;
  88 using std::vector;
  89 using boost::shared_ptr;
  90 using boost::weak_ptr;
  91 using boost::scoped_array;
  92 using boost::optional;
  93 using boost::dynamic_pointer_cast;
  94 using boost::thread;
  95 using boost::bind;
  96 using namespace dcpomatic;
  97
  98 enum {
  99         ID_file_open = 1,
 100         ID_file_add_ov,
 101         ID_file_add_kdm,
 102         ID_file_history,
 103         /* Allow spare IDs after _history for the recent files list */
 104         ID_file_close = 100,
 105         ID_view_cpl,
 106         /* Allow spare IDs for CPLs */
 107         ID_view_full_screen = 200,
 108         ID_view_dual_screen,
 109         ID_view_closed_captions,
 110         ID_view_scale_appropriate,
 111         ID_view_scale_full,
 112         ID_view_scale_half,
 113         ID_view_scale_quarter,
 114         ID_help_report_a_problem,
 115         ID_tools_verify,
 116         ID_tools_check_for_updates,
 117         ID_tools_timing,
 118         ID_tools_system_information,
 119         /* IDs for shortcuts (with no associated menu item) */
 120         ID_start_stop,
 121         ID_back_frame,
 122         ID_forward_frame
 123 };
 124
 125 class DOMFrame : public wxFrame
 126 {
 127 public:
 128         DOMFrame ()
 129                 : wxFrame (0, -1, _("DCP-o-matic Player"))
 130                 , _dual_screen (0)
 131                 , _update_news_requested (false)
 132                 , _info (0)
 133                 , _mode (Config::instance()->player_mode())
 134                 , _config_dialog (0)
 135                 , _file_menu (0)
 136                 , _history_items (0)
 137                 , _history_position (0)
 138                 , _history_separator (0)
 139                 , _system_information_dialog (0)
 140                 , _view_full_screen (0)
 141                 , _view_dual_screen (0)
 142         {
 143                 dcpomatic_log.reset (new NullLog());
 144
 145 #if defined(DCPOMATIC_WINDOWS)
 146                 maybe_open_console ();
 147                 cout << "DCP-o-matic Player is starting." << "\n";
 148 #endif
 149
 150                 wxMenuBar* bar = new wxMenuBar;
 151                 setup_menu (bar);
 152                 set_menu_sensitivity ();
 153                 SetMenuBar (bar);
 154
 155 #ifdef DCPOMATIC_WINDOWS
 156                 SetIcon (wxIcon (std_to_wx ("id")));
 157 #endif
 158
 159                 _config_changed_connection = Config::instance()->Changed.connect (boost::bind (&DOMFrame::config_changed, this, _1));
 160                 update_from_config (Config::PLAYER_DEBUG_LOG);
 161
 162                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_open, this), ID_file_open);
 163                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_add_ov, this), ID_file_add_ov);
 164                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_add_kdm, this), ID_file_add_kdm);
 165                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_history, this, _1), ID_file_history, ID_file_history + HISTORY_SIZE);
 166                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_close, this), ID_file_close);
 167                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_exit, this), wxID_EXIT);
 168                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::edit_preferences, this), wxID_PREFERENCES);
 169                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_full_screen, this), ID_view_full_screen);
 170                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_dual_screen, this), ID_view_dual_screen);
 171                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_closed_captions, this), ID_view_closed_captions);
 172                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_cpl, this, _1), ID_view_cpl, ID_view_cpl + MAX_CPLS);
 173                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(0)), ID_view_scale_full);
 174                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(1)), ID_view_scale_half);
 175                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(2)), ID_view_scale_quarter);
 176                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_about, this), wxID_ABOUT);
 177                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_report_a_problem, this), ID_help_report_a_problem);
 178                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_verify, this), ID_tools_verify);
 179                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_check_for_updates, this), ID_tools_check_for_updates);
 180                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_timing, this), ID_tools_timing);
 181                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_system_information, this), ID_tools_system_information);
 182
 183                 /* Use a panel as the only child of the Frame so that we avoid
 184                    the dark-grey background on Windows.
 185                 */
 186                 _overall_panel = new wxPanel (this, wxID_ANY);
 187
 188                 _viewer.reset (new FilmViewer (_overall_panel));
 189 #ifdef DCPOMATIC_VARIANT_SWAROOP
 190                 SwaroopControls* sc = new SwaroopControls (_overall_panel, _viewer);
 191                 _controls = sc;
 192                 sc->ResetFilm.connect (bind(&DOMFrame::reset_film_weak, this, _1));
 193 #else
 194                 _controls = new StandardControls (_overall_panel, _viewer, false);
 195 #endif
 196                 _viewer->set_dcp_decode_reduction (Config::instance()->decode_reduction ());
 197                 _viewer->PlaybackPermitted.connect (bind(&DOMFrame::playback_permitted, this));
 198                 _viewer->Started.connect (bind(&DOMFrame::playback_started, this, _1));
 199                 _viewer->Stopped.connect (bind(&DOMFrame::playback_stopped, this, _1));
 200                 _info = new PlayerInformation (_overall_panel, _viewer);
 201                 setup_main_sizer (Config::instance()->player_mode());
 202 #ifdef __WXOSX__
 203                 int accelerators = 4;
 204 #else
 205                 int accelerators = 3;
 206 #endif
 207
 208                 wxAcceleratorEntry* accel = new wxAcceleratorEntry[accelerators];
 209                 accel[0].Set(wxACCEL_NORMAL, WXK_SPACE, ID_start_stop);
 210                 accel[1].Set(wxACCEL_NORMAL, WXK_LEFT, ID_back_frame);
 211                 accel[2].Set(wxACCEL_NORMAL, WXK_RIGHT, ID_forward_frame);
 212 #ifdef __WXOSX__
 213                 accel[3].Set(wxACCEL_CTRL, static_cast<int>('W'), ID_file_close);
 214 #endif
 215                 wxAcceleratorTable accel_table (accelerators, accel);
 216                 SetAcceleratorTable (accel_table);
 217                 delete[] accel;
 218
 219                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::start_stop_pressed, this), ID_start_stop);
 220                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::back_frame, this), ID_back_frame);
 221                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::forward_frame, this), ID_forward_frame);
 222
 223                 reset_film ();
 224
 225                 UpdateChecker::instance()->StateChanged.connect (boost::bind (&DOMFrame::update_checker_state_changed, this));
 226 #ifdef DCPOMATIC_VARIANT_SWAROOP
 227                 MonitorChecker::instance()->StateChanged.connect(boost::bind(&DOMFrame::monitor_checker_state_changed, this));
 228                 MonitorChecker::instance()->run ();
 229                 LockFileChecker::instance()->StateChanged.connect(boost::bind(&DOMFrame::lock_checker_state_changed, this));
 230                 LockFileChecker::instance()->run ();
 231 #endif
 232                 setup_screen ();
 233
 234 #ifdef DCPOMATIC_VARIANT_SWAROOP
 235                 sc->check_restart ();
 236 #endif
 237         }
 238
 239 #ifdef DCPOMATIC_VARIANT_SWAROOP
 240         void monitor_checker_state_changed ()
 241         {
 242                 if (!MonitorChecker::instance()->ok()) {
 243                         _viewer->stop ();
 244                         error_dialog (this, _("The required display devices are not connected correctly."));
 245                 }
 246         }
 247
 248         void lock_checker_state_changed ()
 249         {
 250                 if (!LockFileChecker::instance()->ok()) {
 251                         _viewer->stop ();
 252                         error_dialog (this, _("The lock file is not present."));
 253                 }
 254         }
 255 #endif
 256
 257         void setup_main_sizer (Config::PlayerMode mode)
 258         {
 259                 wxSizer* main_sizer = new wxBoxSizer (wxVERTICAL);
 260                 if (mode != Config::PLAYER_MODE_DUAL) {
 261                         main_sizer->Add (_viewer->panel(), 1, wxEXPAND | wxALIGN_CENTER_VERTICAL);
 262                 }
 263                 main_sizer->Add (_controls, mode == Config::PLAYER_MODE_DUAL ? 1 : 0, wxEXPAND | wxALL, 6);
 264                 main_sizer->Add (_info, 0, wxEXPAND | wxALL, 6);
 265                 _overall_panel->SetSizer (main_sizer);
 266                 _overall_panel->Layout ();
 267         }
 268
 269         bool playback_permitted ()
 270         {
 271 #ifdef DCPOMATIC_VARIANT_SWAROOP
 272                 if (!MonitorChecker::instance()->ok()) {
 273                         error_dialog (this, _("The required display devices are not connected correctly."));
 274                         return false;
 275                 }
 276                 if (!LockFileChecker::instance()->ok()) {
 277                         error_dialog (this, _("The lock file is not present."));
 278                         return false;
 279                 }
 280 #endif
 281                 if (!_film || !Config::instance()->respect_kdm_validity_periods()) {
 282                         return true;
 283                 }
 284
 285                 bool ok = true;
 286                 BOOST_FOREACH (shared_ptr<Content> i, _film->content()) {
 287                         shared_ptr<DCPContent> d = dynamic_pointer_cast<DCPContent>(i);
 288                         if (d && !d->kdm_timing_window_valid()) {
 289                                 ok = false;
 290                         }
 291                 }
 292
 293 #ifdef DCPOMATIC_VARIANT_SWAROOP
 294                 BOOST_FOREACH (shared_ptr<Content> i, _film->content()) {
 295                         shared_ptr<FFmpegContent> c = dynamic_pointer_cast<FFmpegContent>(i);
 296                         if (c && !c->kdm_timing_window_valid()) {
 297                                 ok = false;
 298                         }
 299                 }
 300 #endif
 301
 302                 if (!ok) {
 303                         error_dialog (this, _("The KDM does not allow playback of this content at this time."));
 304                 }
 305
 306                 return ok;
 307         }
 308
 309         void playback_started (DCPTime time)
 310         {
 311                 /* XXX: this only logs the first piece of content; probably should be each piece? */
 312                 if (_film->content().empty()) {
 313                         return;
 314                 }
 315
 316                 shared_ptr<DCPContent> dcp = dynamic_pointer_cast<DCPContent>(_film->content().front());
 317                 if (dcp) {
 318                         DCPExaminer ex (dcp, true);
 319                         shared_ptr<dcp::CPL> playing_cpl;
 320                         BOOST_FOREACH (shared_ptr<dcp::CPL> i, ex.cpls()) {
 321                                 if (!dcp->cpl() || i->id() == *dcp->cpl()) {
 322                                         playing_cpl = i;
 323                                 }
 324                         }
 325                         DCPOMATIC_ASSERT (playing_cpl);
 326
 327                         _controls->log (
 328                                 wxString::Format(
 329                                         "playback-started %s %s %s",
 330                                         time.timecode(_film->video_frame_rate()).c_str(),
 331                                         dcp->directories().front().string().c_str(),
 332                                         playing_cpl->annotation_text().c_str()
 333                                         )
 334                                 );
 335                 }
 336
 337                 shared_ptr<FFmpegContent> ffmpeg = dynamic_pointer_cast<FFmpegContent>(_film->content().front());
 338                 if (ffmpeg) {
 339                         _controls->log (
 340                                 wxString::Format(
 341                                         "playback-started %s %s",
 342                                         time.timecode(_film->video_frame_rate()).c_str(),
 343                                         ffmpeg->path(0).string().c_str()
 344                                         )
 345                                 );
 346                 }
 347         }
 348
 349         void playback_stopped (DCPTime time)
 350         {
 351 #ifdef DCPOMATIC_VARIANT_SWAROOP
 352                 try {
 353                         boost::filesystem::remove (Config::path("position"));
 354                 } catch (...) {
 355                         /* Never mind */
 356                 }
 357 #endif
 358
 359                 _controls->log (wxString::Format("playback-stopped %s", time.timecode(_film->video_frame_rate()).c_str()));
 360         }
 361
 362         void set_decode_reduction (optional<int> reduction)
 363         {
 364                 _viewer->set_dcp_decode_reduction (reduction);
 365                 _info->triggered_update ();
 366                 Config::instance()->set_decode_reduction (reduction);
 367         }
 368
 369         void load_dcp (boost::filesystem::path dir)
 370         {
 371                 DCPOMATIC_ASSERT (_film);
 372
 373                 reset_film ();
 374                 try {
 375                         shared_ptr<DCPContent> dcp (new DCPContent(dir));
 376                         _film->examine_and_add_content (dcp, true);
 377                         bool const ok = display_progress (_("DCP-o-matic Player"), _("Loading content"));
 378                         if (!ok || !report_errors_from_last_job(this)) {
 379                                 return;
 380                         }
 381 #ifndef DCPOMATIC_VARIANT_SWAROOP
 382                         Config::instance()->add_to_player_history (dir);
 383 #endif
 384                 } catch (dcp::DCPReadError& e) {
 385                         error_dialog (this, wxString::Format(_("Could not load a DCP from %s"), std_to_wx(dir.string())), std_to_wx(e.what()));
 386                 }
 387         }
 388
 389         void reset_film_weak (weak_ptr<Film> weak_film)
 390         {
 391                 shared_ptr<Film> film = weak_film.lock ();
 392                 if (film) {
 393                         reset_film (film);
 394                 }
 395         }
 396
 397         void reset_film (shared_ptr<Film> film = shared_ptr<Film>(new Film(optional<boost::filesystem::path>())))
 398         {
 399                 _film = film;
 400                 _film->set_tolerant (true);
 401                 _film->set_audio_channels (MAX_DCP_AUDIO_CHANNELS);
 402                 _viewer->set_film (_film);
 403                 _controls->set_film (_film);
 404                 _film->Change.connect (bind(&DOMFrame::film_changed, this, _1, _2));
 405                 _info->triggered_update ();
 406         }
 407
 408         void film_changed (ChangeType type, Film::Property property)
 409         {
 410                 if (type != CHANGE_TYPE_DONE || property != Film::CONTENT) {
 411                         return;
 412                 }
 413
 414                 if (_viewer->playing ()) {
 415                         _viewer->stop ();
 416                 }
 417
 418                 /* Start off as Flat */
 419                 _film->set_container (Ratio::from_id("185"));
 420
 421                 BOOST_FOREACH (shared_ptr<Content> i, _film->content()) {
 422                         shared_ptr<DCPContent> dcp = dynamic_pointer_cast<DCPContent>(i);
 423
 424                         BOOST_FOREACH (shared_ptr<TextContent> j, i->text) {
 425                                 j->set_use (true);
 426                         }
 427
 428                         if (i->video) {
 429                                 Ratio const * r = Ratio::nearest_from_ratio(i->video->size().ratio());
 430                                 if (r->id() == "239") {
 431                                         /* Any scope content means we use scope */
 432                                         _film->set_container(r);
 433                                 }
 434                         }
 435
 436                         /* Any 3D content means we use 3D mode */
 437                         if (i->video && i->video->frame_type() != VIDEO_FRAME_TYPE_2D) {
 438                                 _film->set_three_d (true);
 439                         }
 440                 }
 441
 442                 _viewer->seek (DCPTime(), true);
 443                 _info->triggered_update ();
 444
 445                 set_menu_sensitivity ();
 446
 447                 wxMenuItemList old = _cpl_menu->GetMenuItems();
 448                 for (wxMenuItemList::iterator i = old.begin(); i != old.end(); ++i) {
 449                         _cpl_menu->Remove (*i);
 450                 }
 451
 452                 if (_film->content().size() == 1) {
 453                         /* Offer a CPL menu */
 454                         shared_ptr<DCPContent> first = dynamic_pointer_cast<DCPContent>(_film->content().front());
 455                         if (first) {
 456                                 DCPExaminer ex (first, true);
 457                                 int id = ID_view_cpl;
 458                                 BOOST_FOREACH (shared_ptr<dcp::CPL> i, ex.cpls()) {
 459                                         wxMenuItem* j = _cpl_menu->AppendRadioItem(
 460                                                 id,
 461                                                 wxString::Format("%s (%s)", std_to_wx(i->annotation_text()).data(), std_to_wx(i->id()).data())
 462                                                 );
 463                                         j->Check(!first->cpl() || i->id() == *first->cpl());
 464                                         ++id;
 465                                 }
 466                         }
 467                 }
 468         }
 469
 470 private:
 471
 472         bool report_errors_from_last_job (wxWindow* parent) const
 473         {
 474                 JobManager* jm = JobManager::instance ();
 475
 476                 DCPOMATIC_ASSERT (!jm->get().empty());
 477
 478                 shared_ptr<Job> last = jm->get().back();
 479                 if (last->finished_in_error()) {
 480                         error_dialog(parent, wxString::Format(_("Could not load DCP.\n\n%s."), std_to_wx(last->error_summary()).data()), std_to_wx(last->error_details()));
 481                         return false;
 482                 }
 483
 484                 return true;
 485         }
 486
 487         void setup_menu (wxMenuBar* m)
 488         {
 489                 _file_menu = new wxMenu;
 490                 _file_menu->Append (ID_file_open, _("&Open...\tCtrl-O"));
 491                 _file_add_ov = _file_menu->Append (ID_file_add_ov, _("&Add OV..."));
 492                 _file_add_kdm = _file_menu->Append (ID_file_add_kdm, _("Add &KDM..."));
 493
 494                 _history_position = _file_menu->GetMenuItems().GetCount();
 495
 496                 _file_menu->AppendSeparator ();
 497                 _file_menu->Append (ID_file_close, _("&Close"));
 498                 _file_menu->AppendSeparator ();
 499
 500 #ifdef __WXOSX__
 501                 _file_menu->Append (wxID_EXIT, _("&Exit"));
 502 #else
 503                 _file_menu->Append (wxID_EXIT, _("&Quit"));
 504 #endif
 505
 506 #ifdef __WXOSX__
 507                 wxMenuItem* prefs = _file_menu->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 508 #else
 509                 wxMenu* edit = new wxMenu;
 510                 wxMenuItem* prefs = edit->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 511 #endif
 512
 513                 prefs->Enable (Config::instance()->have_write_permission());
 514
 515                 _cpl_menu = new wxMenu;
 516
 517                 wxMenu* view = new wxMenu;
 518                 optional<int> c = Config::instance()->decode_reduction();
 519                 _view_cpl = view->Append(ID_view_cpl, _("CPL"), _cpl_menu);
 520                 view->AppendSeparator();
 521 #ifndef DCPOMATIC_VARIANT_SWAROOP
 522                 _view_full_screen = view->AppendCheckItem(ID_view_full_screen, _("Full screen\tF11"));
 523                 _view_dual_screen = view->AppendCheckItem(ID_view_dual_screen, _("Dual screen\tShift+F11"));
 524 #endif
 525                 setup_menu ();
 526                 view->AppendSeparator();
 527                 view->Append(ID_view_closed_captions, _("Closed captions..."));
 528                 view->AppendSeparator();
 529                 view->AppendRadioItem(ID_view_scale_appropriate, _("Set decode resolution to match display"))->Check(!static_cast<bool>(c));
 530                 view->AppendRadioItem(ID_view_scale_full, _("Decode at full resolution"))->Check(c && c.get() == 0);
 531                 view->AppendRadioItem(ID_view_scale_half, _("Decode at half resolution"))->Check(c && c.get() == 1);
 532                 view->AppendRadioItem(ID_view_scale_quarter, _("Decode at quarter resolution"))->Check(c && c.get() == 2);
 533
 534                 wxMenu* tools = new wxMenu;
 535                 _tools_verify = tools->Append (ID_tools_verify, _("Verify DCP"));
 536                 tools->AppendSeparator ();
 537                 tools->Append (ID_tools_check_for_updates, _("Check for updates"));
 538                 tools->Append (ID_tools_timing, _("Timing..."));
 539                 tools->Append (ID_tools_system_information, _("System information..."));
 540
 541                 wxMenu* help = new wxMenu;
 542 #ifdef __WXOSX__
 543                 help->Append (wxID_ABOUT, _("About DCP-o-matic"));
 544 #else
 545                 help->Append (wxID_ABOUT, _("About"));
 546 #endif
 547                 help->Append (ID_help_report_a_problem, _("Report a problem..."));
 548
 549                 m->Append (_file_menu, _("&File"));
 550 #ifndef __WXOSX__
 551                 m->Append (edit, _("&Edit"));
 552 #endif
 553                 m->Append (view, _("&View"));
 554                 m->Append (tools, _("&Tools"));
 555                 m->Append (help, _("&Help"));
 556         }
 557
 558         void file_open ()
 559         {
 560                 wxString d = wxStandardPaths::Get().GetDocumentsDir();
 561                 if (Config::instance()->last_player_load_directory()) {
 562                         d = std_to_wx (Config::instance()->last_player_load_directory()->string());
 563                 }
 564
 565                 wxDirDialog* c = new wxDirDialog (this, _("Select DCP to open"), d, wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST);
 566
 567                 int r;
 568                 while (true) {
 569                         r = c->ShowModal ();
 570                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 571                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 572                         } else {
 573                                 break;
 574                         }
 575                 }
 576
 577                 if (r == wxID_OK) {
 578                         boost::filesystem::path const dcp (wx_to_std (c->GetPath ()));
 579                         load_dcp (dcp);
 580                         Config::instance()->set_last_player_load_directory (dcp.parent_path());
 581                 }
 582
 583                 c->Destroy ();
 584         }
 585
 586         void file_add_ov ()
 587         {
 588                 wxDirDialog* c = new wxDirDialog (
 589                         this,
 590                         _("Select DCP to open as OV"),
 591                         wxStandardPaths::Get().GetDocumentsDir(),
 592                         wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST
 593                         );
 594
 595                 int r;
 596                 while (true) {
 597                         r = c->ShowModal ();
 598                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 599                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 600                         } else {
 601                                 break;
 602                         }
 603                 }
 604
 605                 if (r == wxID_OK) {
 606                         DCPOMATIC_ASSERT (_film);
 607                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 608                         DCPOMATIC_ASSERT (dcp);
 609                         dcp->add_ov (wx_to_std(c->GetPath()));
 610                         JobManager::instance()->add(shared_ptr<Job>(new ExamineContentJob (_film, dcp)));
 611                         bool const ok = display_progress (_("DCP-o-matic Player"), _("Loading content"));
 612                         if (!ok || !report_errors_from_last_job(this)) {
 613                                 return;
 614                         }
 615                         BOOST_FOREACH (shared_ptr<TextContent> i, dcp->text) {
 616                                 i->set_use (true);
 617                         }
 618                         if (dcp->video) {
 619                                 Ratio const * r = Ratio::nearest_from_ratio(dcp->video->size().ratio());
 620                                 if (r) {
 621                                         _film->set_container(r);
 622                                 }
 623                         }
 624                 }
 625
 626                 c->Destroy ();
 627                 _info->triggered_update ();
 628         }
 629
 630         void file_add_kdm ()
 631         {
 632                 wxFileDialog* d = new wxFileDialog (this, _("Select KDM"));
 633
 634                 if (d->ShowModal() == wxID_OK) {
 635                         DCPOMATIC_ASSERT (_film);
 636 #ifdef DCPOMATIC_VARIANT_SWAROOP
 637                         shared_ptr<FFmpegContent> ffmpeg = boost::dynamic_pointer_cast<FFmpegContent>(_film->content().front());
 638                         if (ffmpeg) {
 639                                 try {
 640                                         ffmpeg->add_kdm (EncryptedECinemaKDM(dcp::file_to_string(wx_to_std(d->GetPath()), MAX_KDM_SIZE)));
 641                                 } catch (exception& e) {
 642                                         error_dialog (this, wxString::Format(_("Could not load KDM.")), std_to_wx(e.what()));
 643                                         d->Destroy();
 644                                         return;
 645                                 }
 646                         }
 647 #endif
 648                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 649 #ifndef DCPOMATIC_VARIANT_SWAROOP
 650                         DCPOMATIC_ASSERT (dcp);
 651 #endif
 652                         try {
 653                                 if (dcp) {
 654                                         dcp->add_kdm (dcp::EncryptedKDM(dcp::file_to_string(wx_to_std(d->GetPath()), MAX_KDM_SIZE)));
 655                                         dcp->examine (_film, shared_ptr<Job>());
 656                                 }
 657                         } catch (exception& e) {
 658                                 error_dialog (this, wxString::Format (_("Could not load KDM.")), std_to_wx(e.what()));
 659                                 d->Destroy ();
 660                                 return;
 661                         }
 662                 }
 663
 664                 d->Destroy ();
 665                 _info->triggered_update ();
 666         }
 667
 668         void file_history (wxCommandEvent& event)
 669         {
 670                 vector<boost::filesystem::path> history = Config::instance()->player_history ();
 671                 int n = event.GetId() - ID_file_history;
 672                 if (n >= 0 && n < static_cast<int> (history.size ())) {
 673                         try {
 674                                 load_dcp (history[n]);
 675                         } catch (exception& e) {
 676                                 error_dialog (0, std_to_wx(String::compose(wx_to_std(_("Could not load DCP %1.")), history[n])), std_to_wx(e.what()));
 677                         }
 678                 }
 679         }
 680
 681         void file_close ()
 682         {
 683                 reset_film ();
 684                 _info->triggered_update ();
 685                 set_menu_sensitivity ();
 686         }
 687
 688         void file_exit ()
 689         {
 690                 Close ();
 691         }
 692
 693         void edit_preferences ()
 694         {
 695                 if (!Config::instance()->have_write_permission()) {
 696                         return;
 697                 }
 698
 699                 if (!_config_dialog) {
 700                         _config_dialog = create_player_config_dialog ();
 701                 }
 702                 _config_dialog->Show (this);
 703         }
 704
 705         void view_cpl (wxCommandEvent& ev)
 706         {
 707                 shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 708                 DCPOMATIC_ASSERT (dcp);
 709                 DCPExaminer ex (dcp, true);
 710                 int id = ev.GetId() - ID_view_cpl;
 711                 DCPOMATIC_ASSERT (id >= 0);
 712                 DCPOMATIC_ASSERT (id < int(ex.cpls().size()));
 713                 list<shared_ptr<dcp::CPL> > cpls = ex.cpls();
 714                 list<shared_ptr<dcp::CPL> >::iterator i = cpls.begin();
 715                 while (id > 0) {
 716                         ++i;
 717                         --id;
 718                 }
 719
 720                 dcp->set_cpl ((*i)->id());
 721                 dcp->examine (_film, shared_ptr<Job>());
 722         }
 723
 724         void view_full_screen ()
 725         {
 726                 if (_mode == Config::PLAYER_MODE_FULL) {
 727                         _mode = Config::PLAYER_MODE_WINDOW;
 728                 } else {
 729                         _mode = Config::PLAYER_MODE_FULL;
 730                 }
 731                 setup_screen ();
 732                 setup_menu ();
 733         }
 734
 735         void view_dual_screen ()
 736         {
 737                 if (_mode == Config::PLAYER_MODE_DUAL) {
 738                         _mode = Config::PLAYER_MODE_WINDOW;
 739                 } else {
 740                         _mode = Config::PLAYER_MODE_DUAL;
 741                 }
 742                 setup_screen ();
 743                 setup_menu ();
 744         }
 745
 746         void setup_menu ()
 747         {
 748                 if (_view_full_screen) {
 749                         _view_full_screen->Check (_mode == Config::PLAYER_MODE_FULL);
 750                 }
 751                 if (_view_dual_screen) {
 752                         _view_dual_screen->Check (_mode == Config::PLAYER_MODE_DUAL);
 753                 }
 754         }
 755
 756         void setup_screen ()
 757         {
 758                 _controls->Show (_mode != Config::PLAYER_MODE_FULL);
 759                 _info->Show (_mode != Config::PLAYER_MODE_FULL);
 760                 _overall_panel->SetBackgroundColour (_mode == Config::PLAYER_MODE_FULL ? wxColour(0, 0, 0) : wxNullColour);
 761                 ShowFullScreen (_mode == Config::PLAYER_MODE_FULL);
 762                 _viewer->set_pad_black (_mode != Config::PLAYER_MODE_WINDOW);
 763
 764                 if (_mode == Config::PLAYER_MODE_DUAL) {
 765                         _dual_screen = new wxFrame (this, wxID_ANY, wxT(""));
 766                         _dual_screen->SetBackgroundColour (wxColour(0, 0, 0));
 767                         _dual_screen->ShowFullScreen (true);
 768                         _viewer->panel()->Reparent (_dual_screen);
 769                         _dual_screen->Show ();
 770                         if (wxDisplay::GetCount() > 1) {
 771                                 switch (Config::instance()->image_display()) {
 772                                 case 0:
 773                                         _dual_screen->Move (0, 0);
 774                                         Move (wxDisplay(0).GetClientArea().GetWidth(), 0);
 775                                         break;
 776                                 case 1:
 777                                         _dual_screen->Move (wxDisplay(0).GetClientArea().GetWidth(), 0);
 778                                         // (0, 0) doesn't seem to work for some strange reason
 779                                         Move (8, 8);
 780                                         break;
 781                                 }
 782                         }
 783                 } else {
 784                         if (_dual_screen) {
 785                                 _viewer->panel()->Reparent (_overall_panel);
 786                                 _dual_screen->Destroy ();
 787                                 _dual_screen = 0;
 788                         }
 789                 }
 790
 791                 setup_main_sizer (_mode);
 792         }
 793
 794         void view_closed_captions ()
 795         {
 796                 _viewer->show_closed_captions ();
 797         }
 798
 799         void tools_verify ()
 800         {
 801                 shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 802                 DCPOMATIC_ASSERT (dcp);
 803
 804                 JobManager* jm = JobManager::instance ();
 805                 jm->add (shared_ptr<Job> (new VerifyDCPJob (dcp->directories())));
 806                 bool const ok = display_progress (_("DCP-o-matic Player"), _("Verifying DCP"));
 807                 if (!ok) {
 808                         return;
 809                 }
 810
 811                 DCPOMATIC_ASSERT (!jm->get().empty());
 812                 shared_ptr<VerifyDCPJob> last = dynamic_pointer_cast<VerifyDCPJob> (jm->get().back());
 813                 DCPOMATIC_ASSERT (last);
 814
 815                 VerifyDCPDialog* d = new VerifyDCPDialog (this, last);
 816                 d->ShowModal ();
 817                 d->Destroy ();
 818         }
 819
 820         void tools_check_for_updates ()
 821         {
 822                 UpdateChecker::instance()->run ();
 823                 _update_news_requested = true;
 824         }
 825
 826         void tools_timing ()
 827         {
 828                 TimerDisplay* d = new TimerDisplay (this, _viewer->state_timer(), _viewer->gets());
 829                 d->ShowModal ();
 830                 d->Destroy ();
 831         }
 832
 833         void tools_system_information ()
 834         {
 835                 if (!_system_information_dialog) {
 836                         _system_information_dialog = new SystemInformationDialog (this, _viewer);
 837                 }
 838
 839                 _system_information_dialog->Show ();
 840         }
 841
 842         void help_about ()
 843         {
 844                 AboutDialog* d = new AboutDialog (this);
 845                 d->ShowModal ();
 846                 d->Destroy ();
 847         }
 848
 849         void help_report_a_problem ()
 850         {
 851                 ReportProblemDialog* d = new ReportProblemDialog (this);
 852                 if (d->ShowModal () == wxID_OK) {
 853                         d->report ();
 854                 }
 855                 d->Destroy ();
 856         }
 857
 858         void update_checker_state_changed ()
 859         {
 860                 UpdateChecker* uc = UpdateChecker::instance ();
 861
 862                 bool const announce =
 863                         _update_news_requested ||
 864                         (uc->stable() && Config::instance()->check_for_updates()) ||
 865                         (uc->test() && Config::instance()->check_for_updates() && Config::instance()->check_for_test_updates());
 866
 867                 _update_news_requested = false;
 868
 869                 if (!announce) {
 870                         return;
 871                 }
 872
 873                 if (uc->state() == UpdateChecker::YES) {
 874                         UpdateDialog* dialog = new UpdateDialog (this, uc->stable (), uc->test ());
 875                         dialog->ShowModal ();
 876                         dialog->Destroy ();
 877                 } else if (uc->state() == UpdateChecker::FAILED) {
 878                         error_dialog (this, _("The DCP-o-matic download server could not be contacted."));
 879                 } else {
 880                         error_dialog (this, _("There are no new versions of DCP-o-matic available."));
 881                 }
 882
 883                 _update_news_requested = false;
 884         }
 885
 886         void config_changed (Config::Property prop)
 887         {
 888                 /* Instantly save any config changes when using the player GUI */
 889                 try {
 890                         Config::instance()->write_config();
 891                 } catch (FileError& e) {
 892                         if (prop != Config::HISTORY) {
 893                                 error_dialog (
 894                                         this,
 895                                         wxString::Format(
 896                                                 _("Could not write to config file at %s.  Your changes have not been saved."),
 897                                                 std_to_wx(e.file().string())
 898                                                 )
 899                                         );
 900                         }
 901                 } catch (exception& e) {
 902                         error_dialog (
 903                                 this,
 904                                 _("Could not write to config file.  Your changes have not been saved.")
 905                                 );
 906                 }
 907
 908                 update_from_config (prop);
 909         }
 910
 911         void update_from_config (Config::Property prop)
 912         {
 913                 for (int i = 0; i < _history_items; ++i) {
 914                         delete _file_menu->Remove (ID_file_history + i);
 915                 }
 916
 917                 if (_history_separator) {
 918                         _file_menu->Remove (_history_separator);
 919                 }
 920                 delete _history_separator;
 921                 _history_separator = 0;
 922
 923                 int pos = _history_position;
 924
 925                 /* Clear out non-existant history items before we re-build the menu */
 926                 Config::instance()->clean_player_history ();
 927                 vector<boost::filesystem::path> history = Config::instance()->player_history ();
 928
 929                 if (!history.empty ()) {
 930                         _history_separator = _file_menu->InsertSeparator (pos++);
 931                 }
 932
 933                 for (size_t i = 0; i < history.size(); ++i) {
 934                         string s;
 935                         if (i < 9) {
 936                                 s = String::compose ("&%1 %2", i + 1, history[i].string());
 937                         } else {
 938                                 s = history[i].string();
 939                         }
 940                         _file_menu->Insert (pos++, ID_file_history + i, std_to_wx (s));
 941                 }
 942
 943                 _history_items = history.size ();
 944
 945                 if (prop == Config::PLAYER_DEBUG_LOG) {
 946                         optional<boost::filesystem::path> p = Config::instance()->player_debug_log_file();
 947                         if (p) {
 948                                 dcpomatic_log.reset (new FileLog(*p));
 949                         } else {
 950                                 dcpomatic_log.reset (new NullLog());
 951                         }
 952                         dcpomatic_log->set_types (LogEntry::TYPE_GENERAL | LogEntry::TYPE_WARNING | LogEntry::TYPE_ERROR | LogEntry::TYPE_DEBUG_PLAYER);
 953                 }
 954         }
 955
 956         void set_menu_sensitivity ()
 957         {
 958                 _tools_verify->Enable (static_cast<bool>(_film));
 959                 _file_add_ov->Enable (static_cast<bool>(_film));
 960                 _file_add_kdm->Enable (static_cast<bool>(_film));
 961                 _view_cpl->Enable (static_cast<bool>(_film));
 962         }
 963
 964         void start_stop_pressed ()
 965         {
 966                 if (_viewer->playing()) {
 967                         _viewer->stop();
 968                 } else {
 969                         _viewer->start();
 970                 }
 971         }
 972
 973         void back_frame ()
 974         {
 975                 _viewer->seek_by (-_viewer->one_video_frame(), true);
 976         }
 977
 978         void forward_frame ()
 979         {
 980                 _viewer->seek_by (_viewer->one_video_frame(), true);
 981         }
 982
 983 private:
 984
 985         wxFrame* _dual_screen;
 986         bool _update_news_requested;
 987         PlayerInformation* _info;
 988         Config::PlayerMode _mode;
 989         wxPreferencesEditor* _config_dialog;
 990         wxPanel* _overall_panel;
 991         wxMenu* _file_menu;
 992         wxMenuItem* _view_cpl;
 993         wxMenu* _cpl_menu;
 994         int _history_items;
 995         int _history_position;
 996         wxMenuItem* _history_separator;
 997         shared_ptr<FilmViewer> _viewer;
 998         Controls* _controls;
 999         SystemInformationDialog* _system_information_dialog;
1000         boost::shared_ptr<Film> _film;
1001         boost::signals2::scoped_connection _config_changed_connection;
1002         wxMenuItem* _file_add_ov;
1003         wxMenuItem* _file_add_kdm;
1004         wxMenuItem* _tools_verify;
1005         wxMenuItem* _view_full_screen;
1006         wxMenuItem* _view_dual_screen;
1007 };
1008
1009 static const wxCmdLineEntryDesc command_line_description[] = {
1010         { wxCMD_LINE_PARAM, 0, 0, "DCP to load or create", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
1011         { wxCMD_LINE_OPTION, "c", "config", "Directory containing config.xml", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
1012         { wxCMD_LINE_NONE, "", "", "", wxCmdLineParamType (0), 0 }
1013 };
1014
1015 class PlayServer : public Server
1016 {
1017 public:
1018         explicit PlayServer (DOMFrame* frame)
1019                 : Server (PLAYER_PLAY_PORT)
1020                 , _frame (frame)
1021         {}
1022
1023         void handle (shared_ptr<Socket> socket)
1024         {
1025                 try {
1026                         int const length = socket->read_uint32 ();
1027                         scoped_array<char> buffer (new char[length]);
1028                         socket->read (reinterpret_cast<uint8_t*> (buffer.get()), length);
1029                         string s (buffer.get());
1030                         signal_manager->when_idle (bind (&DOMFrame::load_dcp, _frame, s));
1031                         socket->write (reinterpret_cast<uint8_t const *> ("OK"), 3);
1032                 } catch (...) {
1033
1034                 }
1035         }
1036
1037 private:
1038         DOMFrame* _frame;
1039 };
1040
1041 /** @class App
1042  *  @brief The magic App class for wxWidgets.
1043  */
1044 class App : public wxApp
1045 {
1046 public:
1047         App ()
1048                 : wxApp ()
1049                 , _frame (0)
1050         {
1051 #ifdef DCPOMATIC_LINUX
1052                 XInitThreads ();
1053 #endif
1054         }
1055
1056 private:
1057
1058         bool OnInit ()
1059         {
1060                 wxSplashScreen* splash = 0;
1061                 try {
1062                         wxInitAllImageHandlers ();
1063
1064                         Config::FailedToLoad.connect (boost::bind (&App::config_failed_to_load, this));
1065                         Config::Warning.connect (boost::bind (&App::config_warning, this, _1));
1066
1067                         splash = maybe_show_splash ();
1068
1069                         SetAppName (_("DCP-o-matic Player"));
1070
1071                         if (!wxApp::OnInit()) {
1072                                 return false;
1073                         }
1074
1075 #ifdef DCPOMATIC_LINUX
1076                         unsetenv ("UBUNTU_MENUPROXY");
1077 #endif
1078
1079 #ifdef __WXOSX__
1080                         ProcessSerialNumber serial;
1081                         GetCurrentProcess (&serial);
1082                         TransformProcessType (&serial, kProcessTransformToForegroundApplication);
1083 #endif
1084
1085                         dcpomatic_setup_path_encoding ();
1086
1087                         /* Enable i18n; this will create a Config object
1088                            to look for a force-configured language.  This Config
1089                            object will be wrong, however, because dcpomatic_setup
1090                            hasn't yet been called and there aren't any filters etc.
1091                            set up yet.
1092                         */
1093                         dcpomatic_setup_i18n ();
1094
1095                         /* Set things up, including filters etc.
1096                            which will now be internationalised correctly.
1097                         */
1098                         dcpomatic_setup ();
1099
1100                         /* Force the configuration to be re-loaded correctly next
1101                            time it is needed.
1102                         */
1103                         Config::drop ();
1104
1105                         signal_manager = new wxSignalManager (this);
1106
1107                         _frame = new DOMFrame ();
1108                         SetTopWindow (_frame);
1109                         _frame->Maximize ();
1110                         if (splash) {
1111                                 splash->Destroy ();
1112                                 splash = 0;
1113                         }
1114                         _frame->Show ();
1115
1116                         PlayServer* server = new PlayServer (_frame);
1117                         new thread (boost::bind (&PlayServer::run, server));
1118
1119                         if (!_dcp_to_load.empty() && boost::filesystem::is_directory (_dcp_to_load)) {
1120                                 try {
1121                                         _frame->load_dcp (_dcp_to_load);
1122                                 } catch (exception& e) {
1123                                         error_dialog (0, std_to_wx (String::compose (wx_to_std (_("Could not load DCP %1.")), _dcp_to_load)), std_to_wx(e.what()));
1124                                 }
1125                         }
1126
1127                         Bind (wxEVT_IDLE, boost::bind (&App::idle, this));
1128
1129                         if (Config::instance()->check_for_updates ()) {
1130                                 UpdateChecker::instance()->run ();
1131                         }
1132                 }
1133                 catch (exception& e)
1134                 {
1135                         if (splash) {
1136                                 splash->Destroy ();
1137                         }
1138                         error_dialog (0, _("DCP-o-matic Player could not start."), std_to_wx(e.what()));
1139                 }
1140
1141                 return true;
1142         }
1143
1144         void OnInitCmdLine (wxCmdLineParser& parser)
1145         {
1146                 parser.SetDesc (command_line_description);
1147                 parser.SetSwitchChars (wxT ("-"));
1148         }
1149
1150         bool OnCmdLineParsed (wxCmdLineParser& parser)
1151         {
1152                 if (parser.GetParamCount() > 0) {
1153                         _dcp_to_load = wx_to_std (parser.GetParam (0));
1154                 }
1155
1156                 wxString config;
1157                 if (parser.Found("c", &config)) {
1158                         Config::override_path = wx_to_std (config);
1159                 }
1160
1161                 return true;
1162         }
1163
1164         void report_exception ()
1165         {
1166                 try {
1167                         throw;
1168                 } catch (FileError& e) {
1169                         error_dialog (
1170                                 0,
1171                                 wxString::Format (
1172                                         _("An exception occurred: %s (%s)\n\n") + REPORT_PROBLEM,
1173                                         std_to_wx (e.what()),
1174                                         std_to_wx (e.file().string().c_str ())
1175                                         )
1176                                 );
1177                 } catch (exception& e) {
1178                         error_dialog (
1179                                 0,
1180                                 wxString::Format (
1181                                         _("An exception occurred: %s.\n\n") + REPORT_PROBLEM,
1182                                         std_to_wx (e.what ())
1183                                         )
1184                                 );
1185                 } catch (...) {
1186                         error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
1187                 }
1188         }
1189
1190         /* An unhandled exception has occurred inside the main event loop */
1191         bool OnExceptionInMainLoop ()
1192         {
1193                 report_exception ();
1194                 /* This will terminate the program */
1195                 return false;
1196         }
1197
1198         void OnUnhandledException ()
1199         {
1200                 report_exception ();
1201         }
1202
1203         void idle ()
1204         {
1205                 signal_manager->ui_idle ();
1206         }
1207
1208         void config_failed_to_load ()
1209         {
1210                 message_dialog (_frame, _("The existing configuration failed to load.  Default values will be used instead.  These may take a short time to create."));
1211         }
1212
1213         void config_warning (string m)
1214         {
1215                 message_dialog (_frame, std_to_wx (m));
1216         }
1217
1218         DOMFrame* _frame;
1219         string _dcp_to_load;
1220 };
1221
1222 IMPLEMENT_APP (App)