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