src/tools/dcpomatic_player.cc

   1 /*
   2     Copyright (C) 2017-2018 Carl Hetherington <cth@carlh.net>
   3
   4     This file is part of DCP-o-matic.
   5
   6     DCP-o-matic is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     DCP-o-matic is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 */
  20
  21 #include "lib/cross.h"
  22 #include "lib/config.h"
  23 #include "lib/util.h"
  24 #include "lib/update_checker.h"
  25 #include "lib/compose.hpp"
  26 #include "lib/dcp_content.h"
  27 #include "lib/job_manager.h"
  28 #include "lib/job.h"
  29 #include "lib/video_content.h"
  30 #include "lib/subtitle_content.h"
  31 #include "lib/ratio.h"
  32 #include "lib/verify_dcp_job.h"
  33 #include "lib/dcp_examiner.h"
  34 #include "lib/examine_content_job.h"
  35 #include "wx/wx_signal_manager.h"
  36 #include "wx/wx_util.h"
  37 #include "wx/about_dialog.h"
  38 #include "wx/report_problem_dialog.h"
  39 #include "wx/film_viewer.h"
  40 #include "wx/player_information.h"
  41 #include "wx/update_dialog.h"
  42 #include "wx/player_config_dialog.h"
  43 #include "wx/verify_dcp_dialog.h"
  44 #include <wx/wx.h>
  45 #include <wx/stdpaths.h>
  46 #include <wx/splash.h>
  47 #include <wx/cmdline.h>
  48 #include <wx/preferences.h>
  49 #include <wx/progdlg.h>
  50 #ifdef __WXOSX__
  51 #include <ApplicationServices/ApplicationServices.h>
  52 #endif
  53 #include <boost/bind.hpp>
  54 #include <iostream>
  55
  56 #ifdef check
  57 #undef check
  58 #endif
  59
  60 #define MAX_CPLS 32
  61
  62 using std::string;
  63 using std::cout;
  64 using std::list;
  65 using std::exception;
  66 using std::vector;
  67 using boost::shared_ptr;
  68 using boost::optional;
  69 using boost::dynamic_pointer_cast;
  70
  71 enum {
  72         ID_file_open = 1,
  73         ID_file_add_ov,
  74         ID_file_add_kdm,
  75         ID_file_history,
  76         /* Allow spare IDs after _history for the recent files list */
  77         ID_file_close = 100,
  78         ID_view_cpl,
  79         /* Allow spare IDs for CPLs */
  80         ID_view_scale_appropriate = 200,
  81         ID_view_scale_full,
  82         ID_view_scale_half,
  83         ID_view_scale_quarter,
  84         ID_help_report_a_problem,
  85         ID_tools_verify,
  86         ID_tools_check_for_updates,
  87         /* IDs for shortcuts (with no associated menu item) */
  88         ID_start_stop,
  89         ID_back_frame,
  90         ID_forward_frame
  91 };
  92
  93 class DOMFrame : public wxFrame
  94 {
  95 public:
  96         DOMFrame ()
  97                 : wxFrame (0, -1, _("DCP-o-matic Player"))
  98                 , _update_news_requested (false)
  99                 , _info (0)
 100                 , _config_dialog (0)
 101                 , _file_menu (0)
 102                 , _history_items (0)
 103                 , _history_position (0)
 104                 , _history_separator (0)
 105                 , _viewer (0)
 106         {
 107
 108 #if defined(DCPOMATIC_WINDOWS)
 109                 maybe_open_console ();
 110                 cout << "DCP-o-matic Player is starting." << "\n";
 111 #endif
 112
 113                 wxMenuBar* bar = new wxMenuBar;
 114                 setup_menu (bar);
 115                 set_menu_sensitivity ();
 116                 SetMenuBar (bar);
 117
 118 #ifdef DCPOMATIC_WINDOWS
 119                 SetIcon (wxIcon (std_to_wx ("id")));
 120 #endif
 121
 122                 _config_changed_connection = Config::instance()->Changed.connect (boost::bind (&DOMFrame::config_changed, this));
 123                 config_changed ();
 124
 125                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_open, this), ID_file_open);
 126                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_add_ov, this), ID_file_add_ov);
 127                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_add_kdm, this), ID_file_add_kdm);
 128                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_history, this, _1), ID_file_history, ID_file_history + HISTORY_SIZE);
 129                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_close, this), ID_file_close);
 130                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_exit, this), wxID_EXIT);
 131                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::edit_preferences, this), wxID_PREFERENCES);
 132                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_cpl, this, _1), ID_view_cpl, ID_view_cpl + MAX_CPLS);
 133                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(0)), ID_view_scale_full);
 134                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(1)), ID_view_scale_half);
 135                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::set_decode_reduction, this, optional<int>(2)), ID_view_scale_quarter);
 136                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_about, this), wxID_ABOUT);
 137                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_report_a_problem, this), ID_help_report_a_problem);
 138                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_verify, this), ID_tools_verify);
 139                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_check_for_updates, this), ID_tools_check_for_updates);
 140
 141                 /* Use a panel as the only child of the Frame so that we avoid
 142                    the dark-grey background on Windows.
 143                 */
 144                 wxPanel* overall_panel = new wxPanel (this, wxID_ANY);
 145
 146                 _viewer = new FilmViewer (overall_panel, false, false);
 147                 _viewer->set_dcp_decode_reduction (Config::instance()->decode_reduction ());
 148                 _info = new PlayerInformation (overall_panel, _viewer);
 149                 wxSizer* main_sizer = new wxBoxSizer (wxVERTICAL);
 150                 main_sizer->Add (_viewer, 1, wxEXPAND | wxALL, 6);
 151                 main_sizer->Add (_info, 0, wxEXPAND | wxALL, 6);
 152                 overall_panel->SetSizer (main_sizer);
 153
 154 #ifdef __WXOSX__
 155                 int accelerators = 4;
 156 #else
 157                 int accelerators = 3;
 158 #endif
 159
 160                 wxAcceleratorEntry* accel = new wxAcceleratorEntry[accelerators];
 161                 accel[0].Set(wxACCEL_NORMAL, WXK_SPACE, ID_start_stop);
 162                 accel[1].Set(wxACCEL_NORMAL, WXK_LEFT, ID_back_frame);
 163                 accel[2].Set(wxACCEL_NORMAL, WXK_RIGHT, ID_forward_frame);
 164 #ifdef __WXOSX__
 165                 accel[3].Set(wxACCEL_CTRL, static_cast<int>('W'), ID_file_close);
 166 #endif
 167                 wxAcceleratorTable accel_table (accelerators, accel);
 168                 SetAcceleratorTable (accel_table);
 169                 delete[] accel;
 170
 171                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::start_stop_pressed, this), ID_start_stop);
 172                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::back_frame, this), ID_back_frame);
 173                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::forward_frame, this), ID_forward_frame);
 174
 175                 UpdateChecker::instance()->StateChanged.connect (boost::bind (&DOMFrame::update_checker_state_changed, this));
 176         }
 177
 178         void set_decode_reduction (optional<int> reduction)
 179         {
 180                 _viewer->set_dcp_decode_reduction (reduction);
 181                 _info->triggered_update ();
 182                 Config::instance()->set_decode_reduction (reduction);
 183         }
 184
 185         void load_dcp (boost::filesystem::path dir)
 186         {
 187                 _film.reset (new Film (optional<boost::filesystem::path>()));
 188                 shared_ptr<DCPContent> dcp;
 189                 try {
 190                         dcp.reset (new DCPContent (_film, dir));
 191                 } catch (boost::filesystem::filesystem_error& e) {
 192                         error_dialog (this, _("Could not load DCP"), std_to_wx (e.what()));
 193                         return;
 194                 }
 195
 196                 _film->examine_and_add_content (dcp, true);
 197                 progress (_("Loading DCP"));
 198                 if (!report_errors_from_last_job()) {
 199                         return;
 200                 }
 201
 202                 setup_from_dcp (dcp);
 203
 204                 if (dcp->three_d()) {
 205                         _film->set_three_d (true);
 206                 }
 207
 208                 _viewer->set_film (_film);
 209                 _viewer->set_position (DCPTime ());
 210                 _info->triggered_update ();
 211
 212                 Config::instance()->add_to_player_history (dir);
 213
 214                 set_menu_sensitivity ();
 215
 216                 wxMenuItemList old = _cpl_menu->GetMenuItems();
 217                 for (wxMenuItemList::iterator i = old.begin(); i != old.end(); ++i) {
 218                         _cpl_menu->Remove (*i);
 219                 }
 220
 221                 DCPExaminer ex (dcp);
 222                 int id = ID_view_cpl;
 223                 BOOST_FOREACH (shared_ptr<dcp::CPL> i, ex.cpls()) {
 224                         wxMenuItem* j = _cpl_menu->AppendRadioItem(id, i->id());
 225                         if (!dcp->cpl() || i->id() == *dcp->cpl()) {
 226                                 j->Check(true);
 227                         }
 228                         ++id;
 229                 }
 230         }
 231
 232 private:
 233
 234         void setup_menu (wxMenuBar* m)
 235         {
 236                 _file_menu = new wxMenu;
 237                 _file_menu->Append (ID_file_open, _("&Open...\tCtrl-O"));
 238                 _file_add_ov = _file_menu->Append (ID_file_add_ov, _("&Add OV..."));
 239                 _file_add_kdm = _file_menu->Append (ID_file_add_kdm, _("&Add KDM..."));
 240
 241                 _history_position = _file_menu->GetMenuItems().GetCount();
 242
 243                 _file_menu->AppendSeparator ();
 244                 _file_menu->Append (ID_file_close, _("&Close"));
 245                 _file_menu->AppendSeparator ();
 246
 247 #ifdef __WXOSX__
 248                 _file_menu->Append (wxID_EXIT, _("&Exit"));
 249 #else
 250                 _file_menu->Append (wxID_EXIT, _("&Quit"));
 251 #endif
 252
 253 #ifdef __WXOSX__
 254                 _file_menu->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 255 #else
 256                 wxMenu* edit = new wxMenu;
 257                 edit->Append (wxID_PREFERENCES, _("&Preferences...\tCtrl-P"));
 258 #endif
 259
 260                 _cpl_menu = new wxMenu;
 261
 262                 wxMenu* view = new wxMenu;
 263                 optional<int> c = Config::instance()->decode_reduction();
 264                 _view_cpl = view->Append(ID_view_cpl, _("CPL"), _cpl_menu);
 265                 view->AppendSeparator();
 266                 view->AppendRadioItem(ID_view_scale_appropriate, _("Set decode resolution to match display"))->Check(!static_cast<bool>(c));
 267                 view->AppendRadioItem(ID_view_scale_full, _("Decode at full resolution"))->Check(c && c.get() == 0);
 268                 view->AppendRadioItem(ID_view_scale_half, _("Decode at half resolution"))->Check(c && c.get() == 1);
 269                 view->AppendRadioItem(ID_view_scale_quarter, _("Decode at quarter resolution"))->Check(c && c.get() == 2);
 270
 271                 wxMenu* tools = new wxMenu;
 272                 _tools_verify = tools->Append (ID_tools_verify, _("Verify DCP"));
 273                 tools->AppendSeparator ();
 274                 tools->Append (ID_tools_check_for_updates, _("Check for updates"));
 275
 276                 wxMenu* help = new wxMenu;
 277 #ifdef __WXOSX__
 278                 help->Append (wxID_ABOUT, _("About DCP-o-matic"));
 279 #else
 280                 help->Append (wxID_ABOUT, _("About"));
 281 #endif
 282                 help->Append (ID_help_report_a_problem, _("Report a problem..."));
 283
 284                 m->Append (_file_menu, _("&File"));
 285 #ifndef __WXOSX__
 286                 m->Append (edit, _("&Edit"));
 287 #endif
 288                 m->Append (view, _("&View"));
 289                 m->Append (tools, _("&Tools"));
 290                 m->Append (help, _("&Help"));
 291         }
 292
 293         void file_open ()
 294         {
 295                 wxString d = wxStandardPaths::Get().GetDocumentsDir();
 296                 if (Config::instance()->last_player_load_directory()) {
 297                         d = std_to_wx (Config::instance()->last_player_load_directory()->string());
 298                 }
 299
 300                 wxDirDialog* c = new wxDirDialog (this, _("Select DCP to open"), d, wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST);
 301
 302                 int r;
 303                 while (true) {
 304                         r = c->ShowModal ();
 305                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 306                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 307                         } else {
 308                                 break;
 309                         }
 310                 }
 311
 312                 if (r == wxID_OK) {
 313                         boost::filesystem::path const dcp (wx_to_std (c->GetPath ()));
 314                         load_dcp (dcp);
 315                         Config::instance()->set_last_player_load_directory (dcp.parent_path());
 316                 }
 317
 318                 c->Destroy ();
 319         }
 320
 321         void file_add_ov ()
 322         {
 323                 wxDirDialog* c = new wxDirDialog (
 324                         this,
 325                         _("Select DCP to open as OV"),
 326                         wxStandardPaths::Get().GetDocumentsDir(),
 327                         wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST
 328                         );
 329
 330                 int r;
 331                 while (true) {
 332                         r = c->ShowModal ();
 333                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 334                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 335                         } else {
 336                                 break;
 337                         }
 338                 }
 339
 340                 if (r == wxID_OK) {
 341                         DCPOMATIC_ASSERT (_film);
 342                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 343                         DCPOMATIC_ASSERT (dcp);
 344                         dcp->add_ov (wx_to_std(c->GetPath()));
 345                         JobManager::instance()->add(shared_ptr<Job>(new ExamineContentJob (_film, dcp)));
 346                         progress (_("Loading DCP"));
 347                         if (!report_errors_from_last_job()) {
 348                                 return;
 349                         }
 350                         setup_from_dcp (dcp);
 351                 }
 352
 353                 c->Destroy ();
 354                 _info->triggered_update ();
 355         }
 356
 357         void file_add_kdm ()
 358         {
 359                 wxFileDialog* d = new wxFileDialog (this, _("Select KDM"));
 360
 361                 if (d->ShowModal() == wxID_OK) {
 362                         DCPOMATIC_ASSERT (_film);
 363                         shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 364                         DCPOMATIC_ASSERT (dcp);
 365                         try {
 366                                 dcp->add_kdm (dcp::EncryptedKDM (dcp::file_to_string (wx_to_std (d->GetPath ()), MAX_KDM_SIZE)));
 367                                 dcp->examine (shared_ptr<Job>());
 368                         } catch (exception& e) {
 369                                 error_dialog (this, wxString::Format (_("Could not load KDM.")), std_to_wx(e.what()));
 370                                 d->Destroy ();
 371                                 return;
 372                         }
 373                 }
 374
 375                 d->Destroy ();
 376                 _info->triggered_update ();
 377         }
 378
 379         void file_history (wxCommandEvent& event)
 380         {
 381                 vector<boost::filesystem::path> history = Config::instance()->player_history ();
 382                 int n = event.GetId() - ID_file_history;
 383                 if (n >= 0 && n < static_cast<int> (history.size ())) {
 384                         load_dcp (history[n]);
 385                 }
 386         }
 387
 388         void file_close ()
 389         {
 390                 _viewer->set_film (shared_ptr<Film>());
 391                 _film.reset ();
 392                 _info->triggered_update ();
 393                 set_menu_sensitivity ();
 394         }
 395
 396         void file_exit ()
 397         {
 398                 Close ();
 399         }
 400
 401         void edit_preferences ()
 402         {
 403                 if (!_config_dialog) {
 404                         _config_dialog = create_player_config_dialog ();
 405                 }
 406                 _config_dialog->Show (this);
 407         }
 408
 409         void view_cpl (wxCommandEvent& ev)
 410         {
 411                 shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 412                 DCPOMATIC_ASSERT (dcp);
 413                 DCPExaminer ex (dcp);
 414                 int id = ev.GetId() - ID_view_cpl;
 415                 DCPOMATIC_ASSERT (id >= 0);
 416                 DCPOMATIC_ASSERT (id < int(ex.cpls().size()));
 417                 list<shared_ptr<dcp::CPL> > cpls = ex.cpls();
 418                 list<shared_ptr<dcp::CPL> >::iterator i = cpls.begin();
 419                 while (id > 0) {
 420                         ++i;
 421                         --id;
 422                 }
 423
 424                 dcp->set_cpl ((*i)->id());
 425                 dcp->examine (shared_ptr<Job>());
 426         }
 427
 428         void tools_verify ()
 429         {
 430                 shared_ptr<DCPContent> dcp = boost::dynamic_pointer_cast<DCPContent>(_film->content().front());
 431                 DCPOMATIC_ASSERT (dcp);
 432
 433                 JobManager* jm = JobManager::instance ();
 434                 jm->add (shared_ptr<Job> (new VerifyDCPJob (dcp->directories())));
 435                 progress (_("Verifying DCP"));
 436
 437                 DCPOMATIC_ASSERT (!jm->get().empty());
 438                 shared_ptr<VerifyDCPJob> last = dynamic_pointer_cast<VerifyDCPJob> (jm->get().back());
 439                 DCPOMATIC_ASSERT (last);
 440
 441                 VerifyDCPDialog* d = new VerifyDCPDialog (this, last);
 442                 d->ShowModal ();
 443                 d->Destroy ();
 444         }
 445
 446         void tools_check_for_updates ()
 447         {
 448                 UpdateChecker::instance()->run ();
 449                 _update_news_requested = true;
 450         }
 451
 452         void help_about ()
 453         {
 454                 AboutDialog* d = new AboutDialog (this);
 455                 d->ShowModal ();
 456                 d->Destroy ();
 457         }
 458
 459         void help_report_a_problem ()
 460         {
 461                 ReportProblemDialog* d = new ReportProblemDialog (this);
 462                 if (d->ShowModal () == wxID_OK) {
 463                         d->report ();
 464                 }
 465                 d->Destroy ();
 466         }
 467
 468         void update_checker_state_changed ()
 469         {
 470                 UpdateChecker* uc = UpdateChecker::instance ();
 471
 472                 bool const announce =
 473                         _update_news_requested ||
 474                         (uc->stable() && Config::instance()->check_for_updates()) ||
 475                         (uc->test() && Config::instance()->check_for_updates() && Config::instance()->check_for_test_updates());
 476
 477                 _update_news_requested = false;
 478
 479                 if (!announce) {
 480                         return;
 481                 }
 482
 483                 if (uc->state() == UpdateChecker::YES) {
 484                         UpdateDialog* dialog = new UpdateDialog (this, uc->stable (), uc->test ());
 485                         dialog->ShowModal ();
 486                         dialog->Destroy ();
 487                 } else if (uc->state() == UpdateChecker::FAILED) {
 488                         error_dialog (this, _("The DCP-o-matic download server could not be contacted."));
 489                 } else {
 490                         error_dialog (this, _("There are no new versions of DCP-o-matic available."));
 491                 }
 492
 493                 _update_news_requested = false;
 494         }
 495
 496         void config_changed ()
 497         {
 498                 /* Instantly save any config changes when using the player GUI */
 499                 try {
 500                         Config::instance()->write_config();
 501                 } catch (exception& e) {
 502                         error_dialog (
 503                                 this,
 504                                 wxString::Format (
 505                                         _("Could not write to config file at %s.  Your changes have not been saved."),
 506                                         std_to_wx (Config::instance()->cinemas_file().string()).data()
 507                                         )
 508                                 );
 509                 }
 510
 511                 for (int i = 0; i < _history_items; ++i) {
 512                         delete _file_menu->Remove (ID_file_history + i);
 513                 }
 514
 515                 if (_history_separator) {
 516                         _file_menu->Remove (_history_separator);
 517                 }
 518                 delete _history_separator;
 519                 _history_separator = 0;
 520
 521                 int pos = _history_position;
 522
 523                 vector<boost::filesystem::path> history = Config::instance()->player_history ();
 524
 525                 if (!history.empty ()) {
 526                         _history_separator = _file_menu->InsertSeparator (pos++);
 527                 }
 528
 529                 for (size_t i = 0; i < history.size(); ++i) {
 530                         string s;
 531                         if (i < 9) {
 532                                 s = String::compose ("&%1 %2", i + 1, history[i].string());
 533                         } else {
 534                                 s = history[i].string();
 535                         }
 536                         _file_menu->Insert (pos++, ID_file_history + i, std_to_wx (s));
 537                 }
 538
 539                 _history_items = history.size ();
 540         }
 541
 542         void set_menu_sensitivity ()
 543         {
 544                 _tools_verify->Enable (static_cast<bool>(_film));
 545                 _file_add_ov->Enable (static_cast<bool>(_film));
 546                 _file_add_kdm->Enable (static_cast<bool>(_film));
 547                 _view_cpl->Enable (static_cast<bool>(_film));
 548         }
 549
 550         void start_stop_pressed ()
 551         {
 552                 if (_viewer->playing()) {
 553                         _viewer->stop();
 554                 } else {
 555                         _viewer->start();
 556                 }
 557         }
 558
 559         void back_frame ()
 560         {
 561                 _viewer->back_frame ();
 562         }
 563
 564         void forward_frame ()
 565         {
 566                 _viewer->forward_frame ();
 567         }
 568
 569 private:
 570
 571         void progress (wxString task)
 572         {
 573                 JobManager* jm = JobManager::instance ();
 574
 575                 wxProgressDialog* progress = new wxProgressDialog (_("DCP-o-matic Player"), task);
 576
 577                 while (jm->work_to_do() || signal_manager->ui_idle()) {
 578                         dcpomatic_sleep (1);
 579                         progress->Pulse ();
 580                 }
 581
 582                 progress->Destroy ();
 583         }
 584
 585         bool report_errors_from_last_job ()
 586         {
 587                 JobManager* jm = JobManager::instance ();
 588
 589                 DCPOMATIC_ASSERT (!jm->get().empty());
 590
 591                 shared_ptr<Job> last = jm->get().back();
 592                 if (last->finished_in_error()) {
 593                         error_dialog(this, std_to_wx(last->error_summary()) + ".\n", std_to_wx(last->error_details()));
 594                         return false;
 595                 }
 596
 597                 return true;
 598         }
 599
 600         void setup_from_dcp (shared_ptr<DCPContent> dcp)
 601         {
 602                 if (dcp->subtitle) {
 603                         dcp->subtitle->set_use (true);
 604                 }
 605
 606                 if (dcp->video) {
 607                         Ratio const * r = Ratio::nearest_from_ratio(dcp->video->size().ratio());
 608                         if (r) {
 609                                 _film->set_container(r);
 610                         }
 611                 }
 612         }
 613
 614         bool _update_news_requested;
 615         PlayerInformation* _info;
 616         wxPreferencesEditor* _config_dialog;
 617         wxMenu* _file_menu;
 618         wxMenuItem* _view_cpl;
 619         wxMenu* _cpl_menu;
 620         int _history_items;
 621         int _history_position;
 622         wxMenuItem* _history_separator;
 623         FilmViewer* _viewer;
 624         boost::shared_ptr<Film> _film;
 625         boost::signals2::scoped_connection _config_changed_connection;
 626         wxMenuItem* _file_add_ov;
 627         wxMenuItem* _file_add_kdm;
 628         wxMenuItem* _tools_verify;
 629 };
 630
 631 static const wxCmdLineEntryDesc command_line_description[] = {
 632         { wxCMD_LINE_PARAM, 0, 0, "DCP to load or create", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
 633         { wxCMD_LINE_NONE, "", "", "", wxCmdLineParamType (0), 0 }
 634 };
 635
 636 /** @class App
 637  *  @brief The magic App class for wxWidgets.
 638  */
 639 class App : public wxApp
 640 {
 641 public:
 642         App ()
 643                 : wxApp ()
 644                 , _frame (0)
 645         {}
 646
 647 private:
 648
 649         bool OnInit ()
 650         try
 651         {
 652                 wxInitAllImageHandlers ();
 653
 654                 Config::FailedToLoad.connect (boost::bind (&App::config_failed_to_load, this));
 655                 Config::Warning.connect (boost::bind (&App::config_warning, this, _1));
 656
 657                 wxSplashScreen* splash = maybe_show_splash ();
 658
 659                 SetAppName (_("DCP-o-matic Player"));
 660
 661                 if (!wxApp::OnInit()) {
 662                         return false;
 663                 }
 664
 665 #ifdef DCPOMATIC_LINUX
 666                 unsetenv ("UBUNTU_MENUPROXY");
 667 #endif
 668
 669 #ifdef __WXOSX__
 670                 ProcessSerialNumber serial;
 671                 GetCurrentProcess (&serial);
 672                 TransformProcessType (&serial, kProcessTransformToForegroundApplication);
 673 #endif
 674
 675                 dcpomatic_setup_path_encoding ();
 676
 677                 /* Enable i18n; this will create a Config object
 678                    to look for a force-configured language.  This Config
 679                    object will be wrong, however, because dcpomatic_setup
 680                    hasn't yet been called and there aren't any filters etc.
 681                    set up yet.
 682                 */
 683                 dcpomatic_setup_i18n ();
 684
 685                 /* Set things up, including filters etc.
 686                    which will now be internationalised correctly.
 687                 */
 688                 dcpomatic_setup ();
 689
 690                 /* Force the configuration to be re-loaded correctly next
 691                    time it is needed.
 692                 */
 693                 Config::drop ();
 694
 695                 _frame = new DOMFrame ();
 696                 SetTopWindow (_frame);
 697                 _frame->Maximize ();
 698                 if (splash) {
 699                         splash->Destroy ();
 700                 }
 701                 _frame->Show ();
 702
 703                 signal_manager = new wxSignalManager (this);
 704
 705                 if (!_dcp_to_load.empty() && boost::filesystem::is_directory (_dcp_to_load)) {
 706                         try {
 707                                 _frame->load_dcp (_dcp_to_load);
 708                         } catch (exception& e) {
 709                                 error_dialog (0, std_to_wx (String::compose (wx_to_std (_("Could not load DCP %1.")), _dcp_to_load)), std_to_wx(e.what()));
 710                         }
 711                 }
 712
 713                 Bind (wxEVT_IDLE, boost::bind (&App::idle, this));
 714
 715                 if (Config::instance()->check_for_updates ()) {
 716                         UpdateChecker::instance()->run ();
 717                 }
 718
 719                 return true;
 720         }
 721         catch (exception& e)
 722         {
 723                 error_dialog (0, _("DCP-o-matic Player could not start."), std_to_wx(e.what()));
 724                 return true;
 725         }
 726
 727         void OnInitCmdLine (wxCmdLineParser& parser)
 728         {
 729                 parser.SetDesc (command_line_description);
 730                 parser.SetSwitchChars (wxT ("-"));
 731         }
 732
 733         bool OnCmdLineParsed (wxCmdLineParser& parser)
 734         {
 735                 if (parser.GetParamCount() > 0) {
 736                         _dcp_to_load = wx_to_std (parser.GetParam (0));
 737                 }
 738
 739                 return true;
 740         }
 741
 742         void report_exception ()
 743         {
 744                 try {
 745                         throw;
 746                 } catch (FileError& e) {
 747                         error_dialog (
 748                                 0,
 749                                 wxString::Format (
 750                                         _("An exception occurred: %s (%s)\n\n") + REPORT_PROBLEM,
 751                                         std_to_wx (e.what()),
 752                                         std_to_wx (e.file().string().c_str ())
 753                                         )
 754                                 );
 755                 } catch (exception& e) {
 756                         error_dialog (
 757                                 0,
 758                                 wxString::Format (
 759                                         _("An exception occurred: %s.\n\n") + REPORT_PROBLEM,
 760                                         std_to_wx (e.what ())
 761                                         )
 762                                 );
 763                 } catch (...) {
 764                         error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
 765                 }
 766         }
 767
 768         /* An unhandled exception has occurred inside the main event loop */
 769         bool OnExceptionInMainLoop ()
 770         {
 771                 report_exception ();
 772                 /* This will terminate the program */
 773                 return false;
 774         }
 775
 776         void OnUnhandledException ()
 777         {
 778                 report_exception ();
 779         }
 780
 781         void idle ()
 782         {
 783                 signal_manager->ui_idle ();
 784         }
 785
 786         void config_failed_to_load ()
 787         {
 788                 message_dialog (_frame, _("The existing configuration failed to load.  Default values will be used instead.  These may take a short time to create."));
 789         }
 790
 791         void config_warning (string m)
 792         {
 793                 message_dialog (_frame, std_to_wx (m));
 794         }
 795
 796         DOMFrame* _frame;
 797         string _dcp_to_load;
 798 };
 799
 800 IMPLEMENT_APP (App)