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