src/tools/dcpomatic.cc

   1 /*
   2     Copyright (C) 2012-2016 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 /** @file  src/tools/dcpomatic.cc
  22  *  @brief The main DCP-o-matic GUI.
  23  */
  24
  25 #include "wx/film_viewer.h"
  26 #include "wx/film_editor.h"
  27 #include "wx/job_manager_view.h"
  28 #include "wx/config_dialog.h"
  29 #include "wx/wx_util.h"
  30 #include "wx/new_film_dialog.h"
  31 #include "wx/wx_signal_manager.h"
  32 #include "wx/about_dialog.h"
  33 #include "wx/kdm_dialog.h"
  34 #include "wx/self_dkdm_dialog.h"
  35 #include "wx/servers_list_dialog.h"
  36 #include "wx/hints_dialog.h"
  37 #include "wx/update_dialog.h"
  38 #include "wx/content_panel.h"
  39 #include "wx/report_problem_dialog.h"
  40 #include "wx/video_waveform_dialog.h"
  41 #include "wx/save_template_dialog.h"
  42 #include "wx/templates_dialog.h"
  43 #include "lib/film.h"
  44 #include "lib/config.h"
  45 #include "lib/util.h"
  46 #include "lib/video_content.h"
  47 #include "lib/content.h"
  48 #include "lib/version.h"
  49 #include "lib/signal_manager.h"
  50 #include "lib/log.h"
  51 #include "lib/job_manager.h"
  52 #include "lib/exceptions.h"
  53 #include "lib/cinema.h"
  54 #include "lib/screen_kdm.h"
  55 #include "lib/send_kdm_email_job.h"
  56 #include "lib/encode_server_finder.h"
  57 #include "lib/update_checker.h"
  58 #include "lib/cross.h"
  59 #include "lib/content_factory.h"
  60 #include "lib/compose.hpp"
  61 #include "lib/cinema_kdms.h"
  62 #include "lib/dcpomatic_socket.h"
  63 #include "lib/hints.h"
  64 #include "lib/dcp_content.h"
  65 #include <dcp/exceptions.h>
  66 #include <dcp/raw_convert.h>
  67 #include <wx/generic/aboutdlgg.h>
  68 #include <wx/stdpaths.h>
  69 #include <wx/cmdline.h>
  70 #include <wx/preferences.h>
  71 #include <wx/splash.h>
  72 #ifdef __WXMSW__
  73 #include <shellapi.h>
  74 #endif
  75 #ifdef __WXOSX__
  76 #include <ApplicationServices/ApplicationServices.h>
  77 #endif
  78 #include <boost/filesystem.hpp>
  79 #include <boost/noncopyable.hpp>
  80 #include <boost/foreach.hpp>
  81 #include <iostream>
  82 #include <fstream>
  83 /* This is OK as it's only used with DCPOMATIC_WINDOWS */
  84 #include <sstream>
  85
  86 #ifdef check
  87 #undef check
  88 #endif
  89
  90 using std::cout;
  91 using std::wcout;
  92 using std::string;
  93 using std::vector;
  94 using std::wstring;
  95 using std::wstringstream;
  96 using std::map;
  97 using std::make_pair;
  98 using std::list;
  99 using std::exception;
 100 using boost::shared_ptr;
 101 using boost::dynamic_pointer_cast;
 102 using boost::optional;
 103 using dcp::raw_convert;
 104
 105 class FilmChangedDialog : public boost::noncopyable
 106 {
 107 public:
 108         FilmChangedDialog (string name)
 109         {
 110                 _dialog = new wxMessageDialog (
 111                         0,
 112                         wxString::Format (_("Save changes to film \"%s\" before closing?"), std_to_wx (name).data()),
 113                         /// TRANSLATORS: this is the heading for a dialog box, which tells the user that the current
 114                         /// project (Film) has been changed since it was last saved.
 115                         _("Film changed"),
 116                         wxYES_NO | wxCANCEL | wxYES_DEFAULT | wxICON_QUESTION
 117                         );
 118
 119                 _dialog->SetYesNoCancelLabels (
 120                         _("Save film and close"), _("Close without saving film"), _("Don't close")
 121                         );
 122         }
 123
 124         ~FilmChangedDialog ()
 125         {
 126                 _dialog->Destroy ();
 127         }
 128
 129         int run ()
 130         {
 131                 return _dialog->ShowModal ();
 132         }
 133
 134 private:
 135         wxMessageDialog* _dialog;
 136 };
 137
 138 #define ALWAYS                       0x0
 139 #define NEEDS_FILM                   0x1
 140 #define NOT_DURING_DCP_CREATION      0x2
 141 #define NEEDS_CPL                    0x4
 142 #define NEEDS_SELECTED_VIDEO_CONTENT 0x8
 143
 144 map<wxMenuItem*, int> menu_items;
 145
 146 enum {
 147         ID_file_new = 1,
 148         ID_file_open,
 149         ID_file_save,
 150         ID_file_save_as_template,
 151         ID_file_history,
 152         /* Allow spare IDs after _history for the recent files list */
 153         ID_content_scale_to_fit_width = 100,
 154         ID_content_scale_to_fit_height,
 155         ID_jobs_make_dcp,
 156         ID_jobs_make_dcp_batch,
 157         ID_jobs_make_kdms,
 158         ID_jobs_make_self_dkdm,
 159         ID_jobs_send_dcp_to_tms,
 160         ID_jobs_show_dcp,
 161         ID_tools_video_waveform,
 162         ID_tools_hints,
 163         ID_tools_encoding_servers,
 164         ID_tools_manage_templates,
 165         ID_tools_check_for_updates,
 166         ID_tools_restore_default_preferences,
 167         ID_help_report_a_problem,
 168         /* IDs for shortcuts (with no associated menu item) */
 169         ID_add_file,
 170         ID_remove
 171 };
 172
 173 class DOMFrame : public wxFrame
 174 {
 175 public:
 176         DOMFrame (wxString const & title)
 177                 : wxFrame (NULL, -1, title)
 178                 , _video_waveform_dialog (0)
 179                 , _hints_dialog (0)
 180                 , _servers_list_dialog (0)
 181                 , _config_dialog (0)
 182                 , _kdm_dialog (0)
 183                 , _templates_dialog (0)
 184                 , _file_menu (0)
 185                 , _history_items (0)
 186                 , _history_position (0)
 187                 , _history_separator (0)
 188                 , _update_news_requested (false)
 189         {
 190 #if defined(DCPOMATIC_WINDOWS)
 191                 if (Config::instance()->win32_console ()) {
 192                         AllocConsole();
 193
 194                         HANDLE handle_out = GetStdHandle(STD_OUTPUT_HANDLE);
 195                         int hCrt = _open_osfhandle((intptr_t) handle_out, _O_TEXT);
 196                         FILE* hf_out = _fdopen(hCrt, "w");
 197                         setvbuf(hf_out, NULL, _IONBF, 1);
 198                         *stdout = *hf_out;
 199
 200                         HANDLE handle_in = GetStdHandle(STD_INPUT_HANDLE);
 201                         hCrt = _open_osfhandle((intptr_t) handle_in, _O_TEXT);
 202                         FILE* hf_in = _fdopen(hCrt, "r");
 203                         setvbuf(hf_in, NULL, _IONBF, 128);
 204                         *stdin = *hf_in;
 205
 206                         cout << "DCP-o-matic is starting." << "\n";
 207                 }
 208 #endif
 209
 210                 wxMenuBar* bar = new wxMenuBar;
 211                 setup_menu (bar);
 212                 SetMenuBar (bar);
 213
 214 #ifdef DCPOMATIC_WINDOWS
 215                 SetIcon (wxIcon (std_to_wx ("id")));
 216 #endif
 217
 218                 _config_changed_connection = Config::instance()->Changed.connect (boost::bind (&DOMFrame::config_changed, this, _1));
 219                 config_changed (Config::OTHER);
 220
 221                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_new, this),                ID_file_new);
 222                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_open, this),               ID_file_open);
 223                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_save, this),               ID_file_save);
 224                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_save_as_template, this),   ID_file_save_as_template);
 225                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_history, this, _1),        ID_file_history, ID_file_history + HISTORY_SIZE);
 226                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_exit, this),               wxID_EXIT);
 227                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::edit_preferences, this),        wxID_PREFERENCES);
 228                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::content_scale_to_fit_width, this), ID_content_scale_to_fit_width);
 229                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::content_scale_to_fit_height, this), ID_content_scale_to_fit_height);
 230                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_make_dcp, this),           ID_jobs_make_dcp);
 231                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_make_kdms, this),          ID_jobs_make_kdms);
 232                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_make_dcp_batch, this),     ID_jobs_make_dcp_batch);
 233                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_make_self_dkdm, this),     ID_jobs_make_self_dkdm);
 234                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_send_dcp_to_tms, this),    ID_jobs_send_dcp_to_tms);
 235                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_show_dcp, this),           ID_jobs_show_dcp);
 236                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_video_waveform, this),    ID_tools_video_waveform);
 237                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_hints, this),             ID_tools_hints);
 238                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_encoding_servers, this),  ID_tools_encoding_servers);
 239                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_manage_templates, this),  ID_tools_manage_templates);
 240                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_check_for_updates, this), ID_tools_check_for_updates);
 241                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_restore_default_preferences, this), ID_tools_restore_default_preferences);
 242                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_about, this),              wxID_ABOUT);
 243                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_report_a_problem, this),   ID_help_report_a_problem);
 244
 245                 Bind (wxEVT_CLOSE_WINDOW, boost::bind (&DOMFrame::close, this, _1));
 246
 247                 /* Use a panel as the only child of the Frame so that we avoid
 248                    the dark-grey background on Windows.
 249                 */
 250                 wxPanel* overall_panel = new wxPanel (this, wxID_ANY);
 251
 252                 _film_viewer = new FilmViewer (overall_panel);
 253                 _film_editor = new FilmEditor (overall_panel, _film_viewer);
 254                 JobManagerView* job_manager_view = new JobManagerView (overall_panel, false);
 255
 256                 wxBoxSizer* right_sizer = new wxBoxSizer (wxVERTICAL);
 257                 right_sizer->Add (_film_viewer, 2, wxEXPAND | wxALL, 6);
 258                 right_sizer->Add (job_manager_view, 1, wxEXPAND | wxALL, 6);
 259
 260                 wxBoxSizer* main_sizer = new wxBoxSizer (wxHORIZONTAL);
 261                 main_sizer->Add (_film_editor, 1, wxEXPAND | wxALL, 6);
 262                 main_sizer->Add (right_sizer, 2, wxEXPAND | wxALL, 6);
 263
 264                 set_menu_sensitivity ();
 265
 266                 _film_editor->FileChanged.connect (bind (&DOMFrame::file_changed, this, _1));
 267                 file_changed ("");
 268
 269                 JobManager::instance()->ActiveJobsChanged.connect (boost::bind (&DOMFrame::set_menu_sensitivity, this));
 270
 271                 overall_panel->SetSizer (main_sizer);
 272
 273                 wxAcceleratorEntry accel[2];
 274                 accel[0].Set (wxACCEL_CTRL, static_cast<int>('A'), ID_add_file);
 275                 accel[1].Set (wxACCEL_NORMAL, WXK_DELETE, ID_remove);
 276                 Bind (wxEVT_MENU, boost::bind (&ContentPanel::add_file_clicked, _film_editor->content_panel()), ID_add_file);
 277                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::remove_clicked, this, _1), ID_remove);
 278                 wxAcceleratorTable accel_table (2, accel);
 279                 SetAcceleratorTable (accel_table);
 280
 281                 UpdateChecker::instance()->StateChanged.connect (boost::bind (&DOMFrame::update_checker_state_changed, this));
 282         }
 283
 284         void remove_clicked (wxCommandEvent& ev)
 285         {
 286                 if (_film_editor->content_panel()->remove_clicked (true)) {
 287                         ev.Skip ();
 288                 }
 289         }
 290
 291         void new_film (boost::filesystem::path path, optional<string> template_name)
 292         {
 293                 shared_ptr<Film> film (new Film (path));
 294                 if (template_name) {
 295                         film->use_template (template_name.get());
 296                 }
 297                 film->write_metadata ();
 298                 film->set_name (path.filename().generic_string());
 299                 set_film (film);
 300         }
 301
 302         void load_film (boost::filesystem::path file)
 303         try
 304         {
 305                 shared_ptr<Film> film (new Film (file));
 306                 list<string> const notes = film->read_metadata ();
 307
 308                 if (film->state_version() == 4) {
 309                         error_dialog (
 310                                 0,
 311                                 _("This film was created with an old version of DVD-o-matic and may not load correctly "
 312                                   "in this version.  Please check the film's settings carefully.")
 313                                 );
 314                 }
 315
 316                 for (list<string>::const_iterator i = notes.begin(); i != notes.end(); ++i) {
 317                         error_dialog (0, std_to_wx (*i));
 318                 }
 319
 320                 set_film (film);
 321         }
 322         catch (std::exception& e) {
 323                 wxString p = std_to_wx (file.string ());
 324                 wxCharBuffer b = p.ToUTF8 ();
 325                 error_dialog (this, wxString::Format (_("Could not open film at %s (%s)"), p.data(), std_to_wx (e.what()).data()));
 326         }
 327
 328         void set_film (shared_ptr<Film> film)
 329         {
 330                 _film = film;
 331                 _film_viewer->set_film (_film);
 332                 _film_editor->set_film (_film);
 333                 delete _video_waveform_dialog;
 334                 _video_waveform_dialog = 0;
 335                 set_menu_sensitivity ();
 336                 if (_film->directory()) {
 337                         Config::instance()->add_to_history (_film->directory().get());
 338                 }
 339         }
 340
 341         shared_ptr<Film> film () const {
 342                 return _film;
 343         }
 344
 345 private:
 346
 347         void file_changed (boost::filesystem::path f)
 348         {
 349                 string s = wx_to_std (_("DCP-o-matic"));
 350                 if (!f.empty ()) {
 351                         s += " - " + f.string ();
 352                 }
 353
 354                 SetTitle (std_to_wx (s));
 355         }
 356
 357         void file_new ()
 358         {
 359                 NewFilmDialog* d = new NewFilmDialog (this);
 360                 int const r = d->ShowModal ();
 361
 362                 if (r == wxID_OK) {
 363
 364                         if (boost::filesystem::is_directory (d->path()) && !boost::filesystem::is_empty(d->path())) {
 365                                 if (!confirm_dialog (
 366                                             this,
 367                                             std_to_wx (
 368                                                     String::compose (wx_to_std (_("The directory %1 already exists and is not empty.  "
 369                                                                                   "Are you sure you want to use it?")),
 370                                                                      d->path().string().c_str())
 371                                                     )
 372                                             )) {
 373                                         return;
 374                                 }
 375                         } else if (boost::filesystem::is_regular_file (d->path())) {
 376                                 error_dialog (
 377                                         this,
 378                                         String::compose (wx_to_std (_("%1 already exists as a file, so you cannot use it for a new film.")), d->path().c_str())
 379                                         );
 380                                 return;
 381                         }
 382
 383                         if (maybe_save_then_delete_film ()) {
 384                                 new_film (d->path(), d->template_name());
 385                         }
 386                 }
 387
 388                 d->Destroy ();
 389         }
 390
 391         void file_open ()
 392         {
 393                 wxDirDialog* c = new wxDirDialog (
 394                         this,
 395                         _("Select film to open"),
 396                         std_to_wx (Config::instance()->default_directory_or (wx_to_std (wxStandardPaths::Get().GetDocumentsDir())).string ()),
 397                         wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST
 398                         );
 399
 400                 int r;
 401                 while (true) {
 402                         r = c->ShowModal ();
 403                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 404                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 405                         } else {
 406                                 break;
 407                         }
 408                 }
 409
 410                 if (r == wxID_OK && maybe_save_then_delete_film()) {
 411                         load_film (wx_to_std (c->GetPath ()));
 412                 }
 413
 414                 c->Destroy ();
 415         }
 416
 417         void file_save ()
 418         {
 419                 _film->write_metadata ();
 420         }
 421
 422         void file_save_as_template ()
 423         {
 424                 SaveTemplateDialog* d = new SaveTemplateDialog (this);
 425                 int const r = d->ShowModal ();
 426                 if (r == wxID_OK) {
 427                         Config::instance()->save_template (_film, d->name ());
 428                 }
 429                 d->Destroy ();
 430         }
 431
 432         void file_history (wxCommandEvent& event)
 433         {
 434                 vector<boost::filesystem::path> history = Config::instance()->history ();
 435                 int n = event.GetId() - ID_file_history;
 436                 if (n >= 0 && n < static_cast<int> (history.size ()) && maybe_save_then_delete_film()) {
 437                         load_film (history[n]);
 438                 }
 439         }
 440
 441         void file_exit ()
 442         {
 443                 /* false here allows the close handler to veto the close request */
 444                 Close (false);
 445         }
 446
 447         void edit_preferences ()
 448         {
 449                 if (!_config_dialog) {
 450                         _config_dialog = create_config_dialog ();
 451                 }
 452                 _config_dialog->Show (this);
 453         }
 454
 455         void tools_restore_default_preferences ()
 456         {
 457                 wxMessageDialog* d = new wxMessageDialog (
 458                         0,
 459                         _("Are you sure you want to restore preferences to their defaults?  This cannot be undone."),
 460                         _("Restore default preferences"),
 461                         wxYES_NO | wxYES_DEFAULT | wxICON_QUESTION
 462                         );
 463
 464                 int const r = d->ShowModal ();
 465                 d->Destroy ();
 466
 467                 if (r == wxID_YES) {
 468                         Config::restore_defaults ();
 469                 }
 470         }
 471
 472         void jobs_make_dcp ()
 473         {
 474                 double required;
 475                 double available;
 476                 bool can_hard_link;
 477
 478                 if (!_film->should_be_enough_disk_space (required, available, can_hard_link)) {
 479                         wxString message;
 480                         if (can_hard_link) {
 481                                 message = wxString::Format (_("The DCP for this film will take up about %.1f Gb, and the disk that you are using only has %.1f Gb available.  Do you want to continue anyway?"), required, available);
 482                         } else {
 483                                 message = wxString::Format (_("The DCP and intermediate files for this film will take up about %.1f Gb, and the disk that you are using only has %.1f Gb available.  You would need half as much space if the filesystem supported hard links, but it does not.  Do you want to continue anyway?"), required, available);
 484                         }
 485                         if (!confirm_dialog (this, message)) {
 486                                 return;
 487                         }
 488                 }
 489
 490                 if (!get_hints(_film).empty() && Config::instance()->show_hints_before_make_dcp()) {
 491                         HintsDialog* hints = new HintsDialog (this, _film, false);
 492                         int const r = hints->ShowModal();
 493                         hints->Destroy ();
 494                         if (r == wxID_CANCEL) {
 495                                 return;
 496                         }
 497                 }
 498
 499                 try {
 500                         /* It seems to make sense to auto-save metadata here, since the make DCP may last
 501                            a long time, and crashes/power failures are moderately likely.
 502                         */
 503                         _film->write_metadata ();
 504                         _film->make_dcp ();
 505                 } catch (BadSettingError& e) {
 506                         error_dialog (this, wxString::Format (_("Bad setting for %s (%s)"), std_to_wx(e.setting()).data(), std_to_wx(e.what()).data()));
 507                 } catch (std::exception& e) {
 508                         error_dialog (this, wxString::Format (_("Could not make DCP: %s."), std_to_wx(e.what()).data()));
 509                 }
 510         }
 511
 512         void jobs_make_kdms ()
 513         {
 514                 if (!_film) {
 515                         return;
 516                 }
 517
 518                 if (_kdm_dialog) {
 519                         _kdm_dialog->Destroy ();
 520                         _kdm_dialog = 0;
 521                 }
 522
 523                 _kdm_dialog = new KDMDialog (this, _film);
 524                 _kdm_dialog->Show ();
 525         }
 526
 527         void jobs_make_dcp_batch ()
 528         {
 529                 if (!_film) {
 530                         return;
 531                 }
 532
 533                 if (!get_hints(_film).empty() && Config::instance()->show_hints_before_make_dcp()) {
 534                         HintsDialog* hints = new HintsDialog (this, _film, false);
 535                         int const r = hints->ShowModal();
 536                         hints->Destroy ();
 537                         if (r == wxID_CANCEL) {
 538                                 return;
 539                         }
 540                 }
 541
 542                 _film->write_metadata ();
 543
 544                 /* i = 0; try to connect via socket
 545                    i = 1; try again, and then try to start the batch converter
 546                    i = 2 onwards; try again.
 547                 */
 548                 for (int i = 0; i < 8; ++i) {
 549                         try {
 550                                 boost::asio::io_service io_service;
 551                                 boost::asio::ip::tcp::resolver resolver (io_service);
 552                                 boost::asio::ip::tcp::resolver::query query ("127.0.0.1", raw_convert<string> (Config::instance()->server_port_base() + 2));
 553                                 boost::asio::ip::tcp::resolver::iterator endpoint_iterator = resolver.resolve (query);
 554                                 Socket socket (5);
 555                                 socket.connect (*endpoint_iterator);
 556                                 DCPOMATIC_ASSERT (_film->directory ());
 557                                 string s = _film->directory()->string ();
 558                                 socket.write (s.length() + 1);
 559                                 socket.write ((uint8_t *) s.c_str(), s.length() + 1);
 560                                 /* OK\0 */
 561                                 uint8_t ok[3];
 562                                 socket.read (ok, 3);
 563                                 return;
 564                         } catch (exception& e) {
 565
 566                         }
 567
 568                         if (i == 1) {
 569                                 start_batch_converter (wx_to_std (wxStandardPaths::Get().GetExecutablePath()));
 570                         }
 571
 572                         dcpomatic_sleep (1);
 573                 }
 574
 575                 error_dialog (this, _("Could not find batch converter."));
 576         }
 577
 578         void jobs_make_self_dkdm ()
 579         {
 580                 if (!_film) {
 581                         return;
 582                 }
 583
 584                 SelfDKDMDialog* d = new SelfDKDMDialog (this, _film);
 585                 if (d->ShowModal () != wxID_OK) {
 586                         d->Destroy ();
 587                         return;
 588                 }
 589
 590                 optional<dcp::EncryptedKDM> kdm;
 591                 try {
 592                         kdm = _film->make_kdm (
 593                                 Config::instance()->decryption_chain()->leaf(),
 594                                 vector<dcp::Certificate> (),
 595                                 d->cpl (),
 596                                 dcp::LocalTime ("2012-01-01T01:00:00+00:00"),
 597                                 dcp::LocalTime ("2112-01-01T01:00:00+00:00"),
 598                                 dcp::MODIFIED_TRANSITIONAL_1
 599                                 );
 600                 } catch (dcp::NotEncryptedError& e) {
 601                         error_dialog (this, _("CPL's content is not encrypted."));
 602                 } catch (exception& e) {
 603                         error_dialog (this, e.what ());
 604                 } catch (...) {
 605                         error_dialog (this, _("An unknown exception occurred."));
 606                 }
 607
 608                 if (kdm) {
 609                         if (d->internal ()) {
 610                                 vector<dcp::EncryptedKDM> dkdms = Config::instance()->dkdms ();
 611                                 dkdms.push_back (kdm.get());
 612                                 Config::instance()->set_dkdms (dkdms);
 613                         } else {
 614                                 boost::filesystem::path path = d->directory() / (_film->dcp_name(false) + "_DKDM.xml");
 615                                 kdm->as_xml (path);
 616                         }
 617                 }
 618
 619                 d->Destroy ();
 620         }
 621
 622         void content_scale_to_fit_width ()
 623         {
 624                 ContentList vc = _film_editor->content_panel()->selected_video ();
 625                 for (ContentList::iterator i = vc.begin(); i != vc.end(); ++i) {
 626                         (*i)->video->scale_and_crop_to_fit_width ();
 627                 }
 628         }
 629
 630         void content_scale_to_fit_height ()
 631         {
 632                 ContentList vc = _film_editor->content_panel()->selected_video ();
 633                 for (ContentList::iterator i = vc.begin(); i != vc.end(); ++i) {
 634                         (*i)->video->scale_and_crop_to_fit_height ();
 635                 }
 636         }
 637
 638         void jobs_send_dcp_to_tms ()
 639         {
 640                 _film->send_dcp_to_tms ();
 641         }
 642
 643         void jobs_show_dcp ()
 644         {
 645                 DCPOMATIC_ASSERT (_film->directory ());
 646 #ifdef DCPOMATIC_WINDOWS
 647                 wstringstream args;
 648                 args << "/select," << _film->dir (_film->dcp_name(false));
 649                 ShellExecute (0, L"open", L"explorer.exe", args.str().c_str(), 0, SW_SHOWDEFAULT);
 650 #endif
 651
 652 #ifdef DCPOMATIC_LINUX
 653                 int r = system ("which nautilus");
 654                 if (WEXITSTATUS (r) == 0) {
 655                         r = system (string ("nautilus " + _film->directory()->string()).c_str ());
 656                         if (WEXITSTATUS (r)) {
 657                                 error_dialog (this, _("Could not show DCP (could not run nautilus)"));
 658                         }
 659                 } else {
 660                         int r = system ("which konqueror");
 661                         if (WEXITSTATUS (r) == 0) {
 662                                 r = system (string ("konqueror " + _film->directory()->string()).c_str ());
 663                                 if (WEXITSTATUS (r)) {
 664                                         error_dialog (this, _("Could not show DCP (could not run konqueror)"));
 665                                 }
 666                         }
 667                 }
 668 #endif
 669
 670 #ifdef DCPOMATIC_OSX
 671                 int r = system (string ("open -R " + _film->dir (_film->dcp_name (false)).string ()).c_str ());
 672                 if (WEXITSTATUS (r)) {
 673                         error_dialog (this, _("Could not show DCP"));
 674                 }
 675 #endif
 676         }
 677
 678         void tools_video_waveform ()
 679         {
 680                 if (!_video_waveform_dialog) {
 681                         _video_waveform_dialog = new VideoWaveformDialog (this, _film, _film_viewer);
 682                 }
 683
 684                 _video_waveform_dialog->Show ();
 685         }
 686
 687         void tools_hints ()
 688         {
 689                 if (!_hints_dialog) {
 690                         _hints_dialog = new HintsDialog (this, _film, true);
 691                 }
 692
 693                 _hints_dialog->Show ();
 694         }
 695
 696         void tools_encoding_servers ()
 697         {
 698                 if (!_servers_list_dialog) {
 699                         _servers_list_dialog = new ServersListDialog (this);
 700                 }
 701
 702                 _servers_list_dialog->Show ();
 703         }
 704
 705         void tools_manage_templates ()
 706         {
 707                 if (!_templates_dialog) {
 708                         _templates_dialog = new TemplatesDialog (this);
 709                 }
 710
 711                 _templates_dialog->Show ();
 712         }
 713
 714         void tools_check_for_updates ()
 715         {
 716                 UpdateChecker::instance()->run ();
 717                 _update_news_requested = true;
 718         }
 719
 720         void help_about ()
 721         {
 722                 AboutDialog* d = new AboutDialog (this);
 723                 d->ShowModal ();
 724                 d->Destroy ();
 725         }
 726
 727         void help_report_a_problem ()
 728         {
 729                 ReportProblemDialog* d = new ReportProblemDialog (this, _film);
 730                 if (d->ShowModal () == wxID_OK) {
 731                         d->report ();
 732                 }
 733                 d->Destroy ();
 734         }
 735
 736         bool should_close ()
 737         {
 738                 if (!JobManager::instance()->work_to_do ()) {
 739                         return true;
 740                 }
 741
 742                 wxMessageDialog* d = new wxMessageDialog (
 743                         0,
 744                         _("There are unfinished jobs; are you sure you want to quit?"),
 745                         _("Unfinished jobs"),
 746                         wxYES_NO | wxYES_DEFAULT | wxICON_QUESTION
 747                         );
 748
 749                 bool const r = d->ShowModal() == wxID_YES;
 750                 d->Destroy ();
 751                 return r;
 752         }
 753
 754         void close (wxCloseEvent& ev)
 755         {
 756                 if (!should_close ()) {
 757                         ev.Veto ();
 758                         return;
 759                 }
 760
 761                 if (_film && _film->dirty ()) {
 762
 763                         FilmChangedDialog* dialog = new FilmChangedDialog (_film->name ());
 764                         int const r = dialog->run ();
 765                         delete dialog;
 766
 767                         switch (r) {
 768                         case wxID_NO:
 769                                 /* Don't save and carry on to close */
 770                                 break;
 771                         case wxID_YES:
 772                                 /* Save and carry on to close */
 773                                 _film->write_metadata ();
 774                                 break;
 775                         case wxID_CANCEL:
 776                                 /* Veto the event and stop */
 777                                 ev.Veto ();
 778                                 return;
 779                         }
 780                 }
 781
 782                 /* We don't want to hear about any more configuration changes, since they
 783                    cause the File menu to be altered, which itself will be deleted around
 784                    now (without, as far as I can see, any way for us to find out).
 785                 */
 786                 _config_changed_connection.disconnect ();
 787
 788                 ev.Skip ();
 789         }
 790
 791         void set_menu_sensitivity ()
 792         {
 793                 list<shared_ptr<Job> > jobs = JobManager::instance()->get ();
 794                 list<shared_ptr<Job> >::iterator i = jobs.begin();
 795                 while (i != jobs.end() && (*i)->json_name() != "transcode") {
 796                         ++i;
 797                 }
 798                 bool const dcp_creation = (i != jobs.end ()) && !(*i)->finished ();
 799                 bool const have_cpl = _film && !_film->cpls().empty ();
 800                 bool const have_selected_video_content = !_film_editor->content_panel()->selected_video().empty();
 801
 802                 for (map<wxMenuItem*, int>::iterator j = menu_items.begin(); j != menu_items.end(); ++j) {
 803
 804                         bool enabled = true;
 805
 806                         if ((j->second & NEEDS_FILM) && !_film) {
 807                                 enabled = false;
 808                         }
 809
 810                         if ((j->second & NOT_DURING_DCP_CREATION) && dcp_creation) {
 811                                 enabled = false;
 812                         }
 813
 814                         if ((j->second & NEEDS_CPL) && !have_cpl) {
 815                                 enabled = false;
 816                         }
 817
 818                         if ((j->second & NEEDS_SELECTED_VIDEO_CONTENT) && !have_selected_video_content) {
 819                                 enabled = false;
 820                         }
 821
 822                         j->first->Enable (enabled);
 823                 }
 824         }
 825
 826         /** @return true if the operation that called this method
 827          *  should continue, false to abort it.
 828          */
 829         bool maybe_save_then_delete_film ()
 830         {
 831                 if (!_film) {
 832                         return true;
 833                 }
 834
 835                 if (_film->dirty ()) {
 836                         FilmChangedDialog d (_film->name ());
 837                         switch (d.run ()) {
 838                         case wxID_NO:
 839                                 break;
 840                         case wxID_YES:
 841                                 _film->write_metadata ();
 842                                 break;
 843                         case wxID_CANCEL:
 844                                 return false;
 845                         }
 846                 }
 847
 848                 _film.reset ();
 849                 return true;
 850         }
 851
 852         void add_item (wxMenu* menu, wxString text, int id, int sens)
 853         {
 854                 wxMenuItem* item = menu->Append (id, text);
 855                 menu_items.insert (make_pair (item, sens));
 856         }
 857
 858         void setup_menu (wxMenuBar* m)
 859         {
 860                 _file_menu = new wxMenu;
 861                 add_item (_file_menu, _("New...\tCtrl-N"), ID_file_new, ALWAYS);
 862                 add_item (_file_menu, _("&Open...\tCtrl-O"), ID_file_open, ALWAYS);
 863                 _file_menu->AppendSeparator ();
 864                 add_item (_file_menu, _("&Save\tCtrl-S"), ID_file_save, NEEDS_FILM);
 865                 _file_menu->AppendSeparator ();
 866                 add_item (_file_menu, _("Save as &template..."), ID_file_save_as_template, NEEDS_FILM);
 867
 868                 _history_position = _file_menu->GetMenuItems().GetCount();
 869
 870 #ifndef __WXOSX__
 871                 _file_menu->AppendSeparator ();
 872 #endif
 873
 874 #ifdef __WXOSX__
 875                 add_item (_file_menu, _("&Exit"), wxID_EXIT, ALWAYS);
 876 #else
 877                 add_item (_file_menu, _("&Quit"), wxID_EXIT, ALWAYS);
 878 #endif
 879
 880 #ifdef __WXOSX__
 881                 add_item (_file_menu, _("&Preferences...\tCtrl-P"), wxID_PREFERENCES, ALWAYS);
 882 #else
 883                 wxMenu* edit = new wxMenu;
 884                 add_item (edit, _("&Preferences...\tCtrl-P"), wxID_PREFERENCES, ALWAYS);
 885 #endif
 886
 887                 wxMenu* content = new wxMenu;
 888                 add_item (content, _("Scale to fit &width"), ID_content_scale_to_fit_width, NEEDS_FILM | NEEDS_SELECTED_VIDEO_CONTENT);
 889                 add_item (content, _("Scale to fit &height"), ID_content_scale_to_fit_height, NEEDS_FILM | NEEDS_SELECTED_VIDEO_CONTENT);
 890
 891                 wxMenu* jobs_menu = new wxMenu;
 892                 add_item (jobs_menu, _("&Make DCP\tCtrl-M"), ID_jobs_make_dcp, NEEDS_FILM | NOT_DURING_DCP_CREATION);
 893                 add_item (jobs_menu, _("Make DCP in &batch converter\tCtrl-B"), ID_jobs_make_dcp_batch, NEEDS_FILM | NOT_DURING_DCP_CREATION);
 894                 add_item (jobs_menu, _("Make &KDMs...\tCtrl-K"), ID_jobs_make_kdms, NEEDS_FILM);
 895                 add_item (jobs_menu, _("Make DKDM for DCP-o-matic..."), ID_jobs_make_self_dkdm, NEEDS_FILM);
 896                 add_item (jobs_menu, _("&Send DCP to TMS"), ID_jobs_send_dcp_to_tms, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
 897                 add_item (jobs_menu, _("S&how DCP"), ID_jobs_show_dcp, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
 898
 899                 wxMenu* tools = new wxMenu;
 900                 add_item (tools, _("Video waveform..."), ID_tools_video_waveform, NEEDS_FILM);
 901                 add_item (tools, _("Hints..."), ID_tools_hints, 0);
 902                 add_item (tools, _("Encoding servers..."), ID_tools_encoding_servers, 0);
 903                 add_item (tools, _("Manage templates..."), ID_tools_manage_templates, 0);
 904                 add_item (tools, _("Check for updates"), ID_tools_check_for_updates, 0);
 905                 tools->AppendSeparator ();
 906                 add_item (tools, _("Restore default preferences"), ID_tools_restore_default_preferences, ALWAYS);
 907
 908                 wxMenu* help = new wxMenu;
 909 #ifdef __WXOSX__
 910                 add_item (help, _("About DCP-o-matic"), wxID_ABOUT, ALWAYS);
 911 #else
 912                 add_item (help, _("About"), wxID_ABOUT, ALWAYS);
 913 #endif
 914                 add_item (help, _("Report a problem..."), ID_help_report_a_problem, NEEDS_FILM);
 915
 916                 m->Append (_file_menu, _("&File"));
 917 #ifndef __WXOSX__
 918                 m->Append (edit, _("&Edit"));
 919 #endif
 920                 m->Append (content, _("&Content"));
 921                 m->Append (jobs_menu, _("&Jobs"));
 922                 m->Append (tools, _("&Tools"));
 923                 m->Append (help, _("&Help"));
 924         }
 925
 926         void config_changed (Config::Property what)
 927         {
 928                 /* Instantly save any config changes when using the DCP-o-matic GUI */
 929                 if (what == Config::CINEMAS) {
 930                         try {
 931                                 Config::instance()->write_cinemas();
 932                         } catch (exception& e) {
 933                                 error_dialog (
 934                                         this,
 935                                         wxString::Format (
 936                                                 _("Could not write to cinemas file at %s.  Your changes have not been saved."),
 937                                                 std_to_wx (Config::instance()->cinemas_file().string()).data()
 938                                                 )
 939                                         );
 940                         }
 941                 } else {
 942                         try {
 943                                 Config::instance()->write_config();
 944                         } catch (exception& e) {
 945                                 error_dialog (
 946                                         this,
 947                                         wxString::Format (
 948                                                 _("Could not write to config file at %s.  Your changes have not been saved."),
 949                                                 std_to_wx (Config::instance()->cinemas_file().string()).data()
 950                                                 )
 951                                         );
 952                         }
 953                 }
 954
 955                 for (int i = 0; i < _history_items; ++i) {
 956                         delete _file_menu->Remove (ID_file_history + i);
 957                 }
 958
 959                 if (_history_separator) {
 960                         _file_menu->Remove (_history_separator);
 961                 }
 962                 delete _history_separator;
 963                 _history_separator = 0;
 964
 965                 int pos = _history_position;
 966
 967                 vector<boost::filesystem::path> history = Config::instance()->history ();
 968
 969                 if (!history.empty ()) {
 970                         _history_separator = _file_menu->InsertSeparator (pos++);
 971                 }
 972
 973                 for (size_t i = 0; i < history.size(); ++i) {
 974                         string s;
 975                         if (i < 9) {
 976                                 s = String::compose ("&%1 %2", i + 1, history[i].string());
 977                         } else {
 978                                 s = history[i].string();
 979                         }
 980                         _file_menu->Insert (pos++, ID_file_history + i, std_to_wx (s));
 981                 }
 982
 983                 _history_items = history.size ();
 984         }
 985
 986         void update_checker_state_changed ()
 987         {
 988                 UpdateChecker* uc = UpdateChecker::instance ();
 989
 990                 bool const announce =
 991                         _update_news_requested ||
 992                         (uc->stable() && Config::instance()->check_for_updates()) ||
 993                         (uc->test() && Config::instance()->check_for_updates() && Config::instance()->check_for_test_updates());
 994
 995                 _update_news_requested = false;
 996
 997                 if (!announce) {
 998                         return;
 999                 }
1000
1001                 if (uc->state() == UpdateChecker::YES) {
1002                         UpdateDialog* dialog = new UpdateDialog (this, uc->stable (), uc->test ());
1003                         dialog->ShowModal ();
1004                         dialog->Destroy ();
1005                 } else if (uc->state() == UpdateChecker::FAILED) {
1006                         error_dialog (this, _("The DCP-o-matic download server could not be contacted."));
1007                 } else {
1008                         error_dialog (this, _("There are no new versions of DCP-o-matic available."));
1009                 }
1010
1011                 _update_news_requested = false;
1012         }
1013
1014         FilmEditor* _film_editor;
1015         FilmViewer* _film_viewer;
1016         VideoWaveformDialog* _video_waveform_dialog;
1017         HintsDialog* _hints_dialog;
1018         ServersListDialog* _servers_list_dialog;
1019         wxPreferencesEditor* _config_dialog;
1020         KDMDialog* _kdm_dialog;
1021         TemplatesDialog* _templates_dialog;
1022         wxMenu* _file_menu;
1023         shared_ptr<Film> _film;
1024         int _history_items;
1025         int _history_position;
1026         wxMenuItem* _history_separator;
1027         boost::signals2::scoped_connection _config_changed_connection;
1028         bool _update_news_requested;
1029 };
1030
1031 static const wxCmdLineEntryDesc command_line_description[] = {
1032         { wxCMD_LINE_SWITCH, "n", "new", "create new film", wxCMD_LINE_VAL_NONE, wxCMD_LINE_PARAM_OPTIONAL },
1033         { wxCMD_LINE_OPTION, "c", "content", "add content file / directory", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
1034         { wxCMD_LINE_OPTION, "d", "dcp", "add content DCP", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
1035         { wxCMD_LINE_PARAM, 0, 0, "film to load or create", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
1036         { wxCMD_LINE_NONE, "", "", "", wxCmdLineParamType (0), 0 }
1037 };
1038
1039 /** @class App
1040  *  @brief The magic App class for wxWidgets.
1041  */
1042 class App : public wxApp
1043 {
1044 public:
1045         App ()
1046                 : wxApp ()
1047                 , _frame (0)
1048         {}
1049
1050 private:
1051
1052         bool OnInit ()
1053         try
1054         {
1055                 wxInitAllImageHandlers ();
1056
1057                 Config::FailedToLoad.connect (boost::bind (&App::config_failed_to_load, this));
1058
1059                 wxSplashScreen* splash = 0;
1060                 try {
1061                         if (!Config::have_existing ("config.xml")) {
1062                                 wxBitmap bitmap;
1063                                 boost::filesystem::path p = shared_path () / "splash.png";
1064                                 if (bitmap.LoadFile (std_to_wx (p.string ()), wxBITMAP_TYPE_PNG)) {
1065                                         splash = new wxSplashScreen (bitmap, wxSPLASH_CENTRE_ON_SCREEN | wxSPLASH_NO_TIMEOUT, 0, 0, -1);
1066                                         wxYield ();
1067                                 }
1068                         }
1069                 } catch (boost::filesystem::filesystem_error& e) {
1070                         /* Maybe we couldn't find the splash image; never mind */
1071                 }
1072
1073                 SetAppName (_("DCP-o-matic"));
1074
1075                 if (!wxApp::OnInit()) {
1076                         return false;
1077                 }
1078
1079 #ifdef DCPOMATIC_LINUX
1080                 unsetenv ("UBUNTU_MENUPROXY");
1081 #endif
1082
1083 #ifdef __WXOSX__
1084                 ProcessSerialNumber serial;
1085                 GetCurrentProcess (&serial);
1086                 TransformProcessType (&serial, kProcessTransformToForegroundApplication);
1087 #endif
1088
1089                 dcpomatic_setup_path_encoding ();
1090
1091                 /* Enable i18n; this will create a Config object
1092                    to look for a force-configured language.  This Config
1093                    object will be wrong, however, because dcpomatic_setup
1094                    hasn't yet been called and there aren't any filters etc.
1095                    set up yet.
1096                 */
1097                 dcpomatic_setup_i18n ();
1098
1099                 /* Set things up, including filters etc.
1100                    which will now be internationalised correctly.
1101                 */
1102                 dcpomatic_setup ();
1103
1104                 /* Force the configuration to be re-loaded correctly next
1105                    time it is needed.
1106                 */
1107                 Config::drop ();
1108
1109                 _frame = new DOMFrame (_("DCP-o-matic"));
1110                 SetTopWindow (_frame);
1111                 _frame->Maximize ();
1112                 if (splash) {
1113                         splash->Destroy ();
1114                 }
1115                 _frame->Show ();
1116
1117                 if (!_film_to_load.empty() && boost::filesystem::is_directory (_film_to_load)) {
1118                         try {
1119                                 _frame->load_film (_film_to_load);
1120                         } catch (exception& e) {
1121                                 error_dialog (0, std_to_wx (String::compose (wx_to_std (_("Could not load film %1 (%2)")), _film_to_load, e.what())));
1122                         }
1123                 }
1124
1125                 if (!_film_to_create.empty ()) {
1126                         _frame->new_film (_film_to_create, optional<string> ());
1127                         if (!_content_to_add.empty ()) {
1128                                 BOOST_FOREACH (shared_ptr<Content> i, content_factory (_frame->film(), _content_to_add)) {
1129                                         _frame->film()->examine_and_add_content (i);
1130                                 }
1131                         }
1132                         if (!_dcp_to_add.empty ()) {
1133                                 _frame->film()->examine_and_add_content (shared_ptr<DCPContent> (new DCPContent (_frame->film(), _dcp_to_add)));
1134                         }
1135                 }
1136
1137                 signal_manager = new wxSignalManager (this);
1138                 Bind (wxEVT_IDLE, boost::bind (&App::idle, this));
1139
1140                 Bind (wxEVT_TIMER, boost::bind (&App::check, this));
1141                 _timer.reset (new wxTimer (this));
1142                 _timer->Start (1000);
1143
1144                 if (Config::instance()->check_for_updates ()) {
1145                         UpdateChecker::instance()->run ();
1146                 }
1147
1148                 return true;
1149         }
1150         catch (exception& e)
1151         {
1152                 error_dialog (0, wxString::Format ("DCP-o-matic could not start: %s", e.what ()));
1153                 return true;
1154         }
1155
1156         void OnInitCmdLine (wxCmdLineParser& parser)
1157         {
1158                 parser.SetDesc (command_line_description);
1159                 parser.SetSwitchChars (wxT ("-"));
1160         }
1161
1162         bool OnCmdLineParsed (wxCmdLineParser& parser)
1163         {
1164                 if (parser.GetParamCount() > 0) {
1165                         if (parser.Found (wxT ("new"))) {
1166                                 _film_to_create = wx_to_std (parser.GetParam (0));
1167                         } else {
1168                                 _film_to_load = wx_to_std (parser.GetParam (0));
1169                         }
1170                 }
1171
1172                 wxString content;
1173                 if (parser.Found (wxT ("content"), &content)) {
1174                         _content_to_add = wx_to_std (content);
1175                 }
1176
1177                 wxString dcp;
1178                 if (parser.Found (wxT ("dcp"), &dcp)) {
1179                         _dcp_to_add = wx_to_std (dcp);
1180                 }
1181
1182                 return true;
1183         }
1184
1185         void report_exception ()
1186         {
1187                 try {
1188                         throw;
1189                 } catch (FileError& e) {
1190                         error_dialog (
1191                                 0,
1192                                 wxString::Format (
1193                                         _("An exception occurred: %s (%s)\n\n") + REPORT_PROBLEM,
1194                                         std_to_wx (e.what()),
1195                                         std_to_wx (e.file().string().c_str ())
1196                                         )
1197                                 );
1198                 } catch (exception& e) {
1199                         error_dialog (
1200                                 0,
1201                                 wxString::Format (
1202                                         _("An exception occurred: %s.\n\n") + REPORT_PROBLEM,
1203                                         std_to_wx (e.what ())
1204                                         )
1205                                 );
1206                 } catch (...) {
1207                         error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
1208                 }
1209         }
1210
1211         /* An unhandled exception has occurred inside the main event loop */
1212         bool OnExceptionInMainLoop ()
1213         {
1214                 report_exception ();
1215                 /* This will terminate the program */
1216                 return false;
1217         }
1218
1219         void OnUnhandledException ()
1220         {
1221                 report_exception ();
1222         }
1223
1224         void idle ()
1225         {
1226                 signal_manager->ui_idle ();
1227         }
1228
1229         void check ()
1230         {
1231                 try {
1232                         EncodeServerFinder::instance()->rethrow ();
1233                 } catch (exception& e) {
1234                         error_dialog (0, std_to_wx (e.what ()));
1235                 }
1236         }
1237
1238         void config_failed_to_load ()
1239         {
1240                 message_dialog (_frame, _("The existing configuration failed to load.  Default values will be used instead.  These may take a short time to create."));
1241         }
1242
1243         DOMFrame* _frame;
1244         shared_ptr<wxTimer> _timer;
1245         string _film_to_load;
1246         string _film_to_create;
1247         string _content_to_add;
1248         string _dcp_to_add;
1249 };
1250
1251 IMPLEMENT_APP (App)