src/tools/dcpomatic.cc

   1 /*
   2     Copyright (C) 2012-2021 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
  22 /** @file  src/tools/dcpomatic.cc
  23  *  @brief The main DCP-o-matic GUI.
  24  */
  25
  26
  27 #include "wx/about_dialog.h"
  28 #include "wx/content_panel.h"
  29 #include "wx/dkdm_dialog.h"
  30 #include "wx/export_subtitles_dialog.h"
  31 #include "wx/export_video_file_dialog.h"
  32 #include "wx/film_editor.h"
  33 #include "wx/film_name_location_dialog.h"
  34 #include "wx/film_viewer.h"
  35 #include "wx/focus_manager.h"
  36 #include "wx/full_config_dialog.h"
  37 #include "wx/hints_dialog.h"
  38 #include "wx/html_dialog.h"
  39 #include "wx/i18n_hook.h"
  40 #include "wx/job_manager_view.h"
  41 #include "wx/kdm_dialog.h"
  42 #include "wx/nag_dialog.h"
  43 #include "wx/paste_dialog.h"
  44 #include "wx/recreate_chain_dialog.h"
  45 #include "wx/report_problem_dialog.h"
  46 #include "wx/save_template_dialog.h"
  47 #include "wx/self_dkdm_dialog.h"
  48 #include "wx/send_i18n_dialog.h"
  49 #include "wx/servers_list_dialog.h"
  50 #include "wx/standard_controls.h"
  51 #include "wx/system_information_dialog.h"
  52 #include "wx/templates_dialog.h"
  53 #include "wx/update_dialog.h"
  54 #include "wx/video_waveform_dialog.h"
  55 #include "wx/wx_signal_manager.h"
  56 #include "wx/wx_util.h"
  57 #include "lib/analytics.h"
  58 #include "lib/audio_content.h"
  59 #include "lib/check_content_job.h"
  60 #include "lib/cinema.h"
  61 #include "lib/compose.hpp"
  62 #include "lib/config.h"
  63 #include "lib/constants.h"
  64 #include "lib/content.h"
  65 #include "lib/content_factory.h"
  66 #include "lib/cross.h"
  67 #include "lib/cross.h"
  68 #include "lib/dcp_content.h"
  69 #include "lib/dcpomatic_log.h"
  70 #include "lib/dcpomatic_socket.h"
  71 #include "lib/dkdm_wrapper.h"
  72 #include "lib/emailer.h"
  73 #include "lib/encode_server_finder.h"
  74 #include "lib/exceptions.h"
  75 #include "lib/ffmpeg_encoder.h"
  76 #include "lib/film.h"
  77 #include "lib/hints.h"
  78 #include "lib/job_manager.h"
  79 #include "lib/kdm_with_metadata.h"
  80 #include "lib/log.h"
  81 #include "lib/make_dcp.h"
  82 #include "lib/release_notes.h"
  83 #include "lib/screen.h"
  84 #include "lib/send_kdm_email_job.h"
  85 #include "lib/signal_manager.h"
  86 #include "lib/subtitle_encoder.h"
  87 #include "lib/text_content.h"
  88 #include "lib/transcode_job.h"
  89 #include "lib/update_checker.h"
  90 #include "lib/version.h"
  91 #include "lib/video_content.h"
  92 #include <dcp/exceptions.h>
  93 #include <dcp/raw_convert.h>
  94 #include <dcp/warnings.h>
  95 LIBDCP_DISABLE_WARNINGS
  96 #include <wx/cmdline.h>
  97 #include <wx/generic/aboutdlgg.h>
  98 #include <wx/preferences.h>
  99 #include <wx/splash.h>
 100 #include <wx/stdpaths.h>
 101 #include <wx/wxhtml.h>
 102 LIBDCP_ENABLE_WARNINGS
 103 #ifdef __WXGTK__
 104 #include <X11/Xlib.h>
 105 #endif
 106 #ifdef __WXMSW__
 107 #include <shellapi.h>
 108 #endif
 109 #include <boost/algorithm/string.hpp>
 110 #include <boost/filesystem.hpp>
 111 #include <iostream>
 112 #include <fstream>
 113 /* This is OK as it's only used with DCPOMATIC_WINDOWS */
 114 #include <sstream>
 115
 116 #ifdef check
 117 #undef check
 118 #endif
 119
 120
 121 using std::cout;
 122 using std::dynamic_pointer_cast;
 123 using std::exception;
 124 using std::function;
 125 using std::list;
 126 using std::make_pair;
 127 using std::make_shared;
 128 using std::map;
 129 using std::shared_ptr;
 130 using std::string;
 131 using std::vector;
 132 using std::wcout;
 133 using boost::optional;
 134 using boost::is_any_of;
 135 using boost::algorithm::find;
 136 #if BOOST_VERSION >= 106100
 137 using namespace boost::placeholders;
 138 #endif
 139 using dcp::raw_convert;
 140
 141
 142 class FilmChangedClosingDialog
 143 {
 144 public:
 145         explicit FilmChangedClosingDialog (string name)
 146                 : _dialog(
 147                         nullptr,
 148                         wxString::Format(_("Save changes to film \"%s\" before closing?"), std_to_wx (name).data()),
 149                         /// TRANSLATORS: this is the heading for a dialog box, which tells the user that the current
 150                         /// project (Film) has been changed since it was last saved.
 151                         _("Film changed"),
 152                         wxYES_NO | wxCANCEL | wxYES_DEFAULT | wxICON_QUESTION
 153                         )
 154         {
 155                 _dialog.SetYesNoCancelLabels(
 156                         _("Save film and close"), _("Close without saving film"), _("Don't close")
 157                         );
 158         }
 159
 160         int run ()
 161         {
 162                 return _dialog.ShowModal();
 163         }
 164
 165 private:
 166         wxMessageDialog _dialog;
 167 };
 168
 169
 170 class FilmChangedDuplicatingDialog
 171 {
 172 public:
 173         explicit FilmChangedDuplicatingDialog (string name)
 174                 : _dialog(
 175                         nullptr,
 176                         wxString::Format(_("Save changes to film \"%s\" before duplicating?"), std_to_wx (name).data()),
 177                         /// TRANSLATORS: this is the heading for a dialog box, which tells the user that the current
 178                         /// project (Film) has been changed since it was last saved.
 179                         _("Film changed"),
 180                         wxYES_NO | wxCANCEL | wxYES_DEFAULT | wxICON_QUESTION
 181                         )
 182         {
 183                 _dialog.SetYesNoCancelLabels(
 184                         _("Save film and duplicate"), _("Duplicate without saving film"), _("Don't duplicate")
 185                         );
 186         }
 187
 188         int run ()
 189         {
 190                 return _dialog.ShowModal();
 191         }
 192
 193 private:
 194         wxMessageDialog _dialog;
 195 };
 196
 197
 198 #define ALWAYS                        0x0
 199 #define NEEDS_FILM                    0x1
 200 #define NOT_DURING_DCP_CREATION       0x2
 201 #define NEEDS_CPL                     0x4
 202 #define NEEDS_SINGLE_SELECTED_CONTENT 0x8
 203 #define NEEDS_SELECTED_CONTENT        0x10
 204 #define NEEDS_SELECTED_VIDEO_CONTENT  0x20
 205 #define NEEDS_CLIPBOARD               0x40
 206 #define NEEDS_ENCRYPTION              0x80
 207
 208
 209 map<wxMenuItem*, int> menu_items;
 210
 211 enum {
 212         ID_file_new = 1,
 213         ID_file_open,
 214         ID_file_save,
 215         ID_file_save_as_template,
 216         ID_file_duplicate,
 217         ID_file_duplicate_and_open,
 218         ID_file_history,
 219         /* Allow spare IDs after _history for the recent files list */
 220         ID_file_close = 100,
 221         ID_edit_copy,
 222         ID_edit_paste,
 223         ID_edit_select_all,
 224         ID_jobs_make_dcp,
 225         ID_jobs_make_dcp_batch,
 226         ID_jobs_make_kdms,
 227         ID_jobs_make_dkdms,
 228         ID_jobs_make_self_dkdm,
 229         ID_jobs_export_video_file,
 230         ID_jobs_export_subtitles,
 231         ID_jobs_send_dcp_to_tms,
 232         ID_jobs_show_dcp,
 233         ID_jobs_open_dcp_in_player,
 234         ID_view_closed_captions,
 235         ID_view_video_waveform,
 236         ID_tools_hints,
 237         ID_tools_encoding_servers,
 238         ID_tools_manage_templates,
 239         ID_tools_check_for_updates,
 240         ID_tools_send_translations,
 241         ID_tools_system_information,
 242         ID_tools_restore_default_preferences,
 243         ID_tools_export_preferences,
 244         ID_help_report_a_problem,
 245         /* IDs for shortcuts (with no associated menu item) */
 246         ID_add_file,
 247         ID_remove,
 248         ID_start_stop,
 249         ID_timeline,
 250         ID_back_frame,
 251         ID_forward_frame
 252 };
 253
 254
 255 class LimitedFrameSplitter : public wxSplitterWindow
 256 {
 257 public:
 258         LimitedFrameSplitter(wxWindow* parent)
 259                 : wxSplitterWindow(parent, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxSP_NOBORDER | wxSP_3DSASH | wxSP_LIVE_UPDATE)
 260         {
 261                 /* This value doesn't really mean much but we just want to stop double-click on the
 262                    divider from shrinking the left panel.
 263                    */
 264                 SetMinimumPaneSize(64);
 265
 266                 Bind(wxEVT_SIZE, boost::bind(&LimitedFrameSplitter::sized, this, _1));
 267         }
 268
 269         bool OnSashPositionChange(int new_position) override
 270         {
 271                 /* Try to stop the left bit of the splitter getting too small */
 272                 auto const ok = new_position > _left_panel_minimum_size;
 273                 if (ok) {
 274                         Config::instance()->set_main_divider_sash_position(new_position);
 275                 }
 276                 return ok;
 277         }
 278
 279 private:
 280         void sized(wxSizeEvent& ev)
 281         {
 282                 if (GetSize().GetWidth() > _left_panel_minimum_size && GetSashPosition() < _left_panel_minimum_size) {
 283                         /* The window is now fairly big but the left panel is small; this happens when the DCP-o-matic window
 284                          * is shrunk and then made larger again.  Try to set a sensible left panel size in this case.
 285                          */
 286                         SetSashPosition(Config::instance()->main_divider_sash_position().get_value_or(_left_panel_minimum_size));
 287                 }
 288
 289                 ev.Skip();
 290         }
 291
 292         int const _left_panel_minimum_size = 200;
 293 };
 294
 295
 296 class DOMFrame : public wxFrame
 297 {
 298 public:
 299         explicit DOMFrame (wxString const& title)
 300                 : wxFrame (nullptr, -1, title)
 301                 /* Use a panel as the only child of the Frame so that we avoid
 302                    the dark-grey background on Windows.
 303                 */
 304                 , _splitter(new LimitedFrameSplitter(this))
 305                 , _right_panel(new wxPanel(_splitter, wxID_ANY))
 306                 , _film_viewer(_right_panel)
 307         {
 308 #if defined(DCPOMATIC_WINDOWS)
 309                 if (Config::instance()->win32_console()) {
 310                         AllocConsole();
 311
 312                         HANDLE handle_out = GetStdHandle(STD_OUTPUT_HANDLE);
 313                         int hCrt = _open_osfhandle((intptr_t) handle_out, _O_TEXT);
 314                         FILE* hf_out = _fdopen(hCrt, "w");
 315                         setvbuf(hf_out, NULL, _IONBF, 1);
 316                         *stdout = *hf_out;
 317
 318                         HANDLE handle_in = GetStdHandle(STD_INPUT_HANDLE);
 319                         hCrt = _open_osfhandle((intptr_t) handle_in, _O_TEXT);
 320                         FILE* hf_in = _fdopen(hCrt, "r");
 321                         setvbuf(hf_in, NULL, _IONBF, 128);
 322                         *stdin = *hf_in;
 323
 324                         cout << "DCP-o-matic is starting." << "\n";
 325                 }
 326 #endif
 327
 328                 auto bar = new wxMenuBar;
 329                 setup_menu (bar);
 330                 SetMenuBar (bar);
 331
 332 #ifdef DCPOMATIC_WINDOWS
 333                 SetIcon (wxIcon (std_to_wx ("id")));
 334 #endif
 335
 336                 _config_changed_connection = Config::instance()->Changed.connect(boost::bind(&DOMFrame::config_changed, this, _1));
 337                 config_changed (Config::OTHER);
 338
 339                 _analytics_message_connection = Analytics::instance()->Message.connect(boost::bind(&DOMFrame::analytics_message, this, _1, _2));
 340
 341                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_new, this),                ID_file_new);
 342                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_open, this),               ID_file_open);
 343                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_save, this),               ID_file_save);
 344                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_save_as_template, this),   ID_file_save_as_template);
 345                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_duplicate, this),          ID_file_duplicate);
 346                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_duplicate_and_open, this), ID_file_duplicate_and_open);
 347                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_close, this),              ID_file_close);
 348                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_history, this, _1),        ID_file_history, ID_file_history + HISTORY_SIZE);
 349                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_exit, this),               wxID_EXIT);
 350                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::edit_copy, this),               ID_edit_copy);
 351                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::edit_paste, this),              ID_edit_paste);
 352                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::edit_select_all, this),         ID_edit_select_all);
 353                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::edit_preferences, this),        wxID_PREFERENCES);
 354                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_make_dcp, this),           ID_jobs_make_dcp);
 355                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_make_kdms, this),          ID_jobs_make_kdms);
 356                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_make_dkdms, this),         ID_jobs_make_dkdms);
 357                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_make_dcp_batch, this),     ID_jobs_make_dcp_batch);
 358                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_make_self_dkdm, this),     ID_jobs_make_self_dkdm);
 359                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_export_video_file, this),  ID_jobs_export_video_file);
 360                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_export_subtitles, this),   ID_jobs_export_subtitles);
 361                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_send_dcp_to_tms, this),    ID_jobs_send_dcp_to_tms);
 362                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_show_dcp, this),           ID_jobs_show_dcp);
 363                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_open_dcp_in_player, this), ID_jobs_open_dcp_in_player);
 364                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_closed_captions, this),    ID_view_closed_captions);
 365                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::view_video_waveform, this),     ID_view_video_waveform);
 366                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_hints, this),             ID_tools_hints);
 367                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_encoding_servers, this),  ID_tools_encoding_servers);
 368                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_manage_templates, this),  ID_tools_manage_templates);
 369                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_check_for_updates, this), ID_tools_check_for_updates);
 370                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_send_translations, this), ID_tools_send_translations);
 371                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_system_information, this),ID_tools_system_information);
 372                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_restore_default_preferences, this), ID_tools_restore_default_preferences);
 373                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_export_preferences, this), ID_tools_export_preferences);
 374                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_about, this),              wxID_ABOUT);
 375                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_report_a_problem, this),   ID_help_report_a_problem);
 376
 377                 Bind (wxEVT_CLOSE_WINDOW, boost::bind (&DOMFrame::close, this, _1));
 378                 Bind (wxEVT_SHOW, boost::bind (&DOMFrame::show, this, _1));
 379
 380                 auto left_panel = new wxPanel(_splitter, wxID_ANY);
 381
 382                 _film_editor = new FilmEditor(left_panel, _film_viewer);
 383
 384                 auto left_sizer = new wxBoxSizer(wxHORIZONTAL);
 385                 left_sizer->Add(_film_editor, 1, wxEXPAND);
 386
 387                 left_panel->SetSizerAndFit(left_sizer);
 388
 389                 _controls = new StandardControls(_right_panel, _film_viewer, true);
 390                 auto job_manager_view = new JobManagerView(_right_panel, false);
 391
 392                 auto right_sizer = new wxBoxSizer (wxVERTICAL);
 393                 right_sizer->Add(_film_viewer.panel(), 2, wxEXPAND | wxALL, 6);
 394                 right_sizer->Add (_controls, 0, wxEXPAND | wxALL, 6);
 395                 right_sizer->Add (job_manager_view, 1, wxEXPAND | wxALL, 6);
 396
 397                 _right_panel->SetSizer(right_sizer);
 398
 399                 _splitter->SplitVertically(left_panel, _right_panel, Config::instance()->main_divider_sash_position().get_value_or(left_panel->GetSize().GetWidth() + 8));
 400
 401                 set_menu_sensitivity ();
 402
 403                 _film_editor->content_panel()->SelectionChanged.connect (boost::bind (&DOMFrame::set_menu_sensitivity, this));
 404                 set_title ();
 405
 406                 JobManager::instance()->ActiveJobsChanged.connect(boost::bind(&DOMFrame::active_jobs_changed, this));
 407
 408                 UpdateChecker::instance()->StateChanged.connect(boost::bind(&DOMFrame::update_checker_state_changed, this));
 409
 410                 FocusManager::instance()->SetFocus.connect (boost::bind (&DOMFrame::remove_accelerators, this));
 411                 FocusManager::instance()->KillFocus.connect (boost::bind (&DOMFrame::add_accelerators, this));
 412                 add_accelerators ();
 413         }
 414
 415         void add_accelerators ()
 416         {
 417 #ifdef __WXOSX__
 418                 int accelerators = 7;
 419 #else
 420                 int accelerators = 6;
 421 #endif
 422                 std::vector<wxAcceleratorEntry> accel(accelerators);
 423                 /* [Shortcut] Ctrl+A:Add file(s) to the film */
 424                 accel[0].Set (wxACCEL_CTRL, static_cast<int>('A'), ID_add_file);
 425                 /* [Shortcut] Delete:Remove selected content from film */
 426                 accel[1].Set (wxACCEL_NORMAL, WXK_DELETE, ID_remove);
 427                 /* [Shortcut] Space:Start/stop playback */
 428                 accel[2].Set (wxACCEL_NORMAL, WXK_SPACE, ID_start_stop);
 429                 /* [Shortcut] Ctrl+T:Open timeline window */
 430                 accel[3].Set (wxACCEL_CTRL, static_cast<int>('T'), ID_timeline);
 431                 /* [Shortcut] Left arrow:Move back one frame */
 432                 accel[4].Set (wxACCEL_NORMAL, WXK_LEFT, ID_back_frame);
 433                 /* [Shortcut] Right arrow:Move forward one frame */
 434                 accel[5].Set (wxACCEL_NORMAL, WXK_RIGHT, ID_forward_frame);
 435 #ifdef __WXOSX__
 436                 accel[6].Set (wxACCEL_CTRL, static_cast<int>('W'), ID_file_close);
 437 #endif
 438                 Bind (wxEVT_MENU, boost::bind (&ContentPanel::add_file_clicked, _film_editor->content_panel()), ID_add_file);
 439                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::remove_clicked, this, _1), ID_remove);
 440                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::start_stop_pressed, this), ID_start_stop);
 441                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::timeline_pressed, this), ID_timeline);
 442                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::back_frame, this), ID_back_frame);
 443                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::forward_frame, this), ID_forward_frame);
 444                 wxAcceleratorTable accel_table (accelerators, accel.data());
 445                 SetAcceleratorTable (accel_table);
 446         }
 447
 448         void remove_accelerators ()
 449         {
 450                 SetAcceleratorTable (wxAcceleratorTable ());
 451         }
 452
 453         void remove_clicked (wxCommandEvent& ev)
 454         {
 455                 if (_film_editor->content_panel()->remove_clicked (true)) {
 456                         ev.Skip ();
 457                 }
 458         }
 459
 460         void new_film (boost::filesystem::path path, optional<string> template_name)
 461         {
 462                 auto film = make_shared<Film>(path);
 463                 if (template_name) {
 464                         film->use_template (template_name.get());
 465                 }
 466                 film->set_name (path.filename().generic_string());
 467                 film->write_metadata ();
 468                 set_film (film);
 469         }
 470
 471         void load_film (boost::filesystem::path file)
 472         try
 473         {
 474                 auto film = make_shared<Film>(file);
 475                 auto const notes = film->read_metadata ();
 476
 477                 if (film->state_version() == 4) {
 478                         error_dialog (
 479                                 0,
 480                                 _("This film was created with an old version of DVD-o-matic and may not load correctly "
 481                                   "in this version.  Please check the film's settings carefully.")
 482                                 );
 483                 }
 484
 485                 for (auto i: notes) {
 486                         error_dialog (0, std_to_wx(i));
 487                 }
 488
 489                 set_film (film);
 490
 491                 JobManager::instance()->add(make_shared<CheckContentJob>(film));
 492         }
 493         catch (FileNotFoundError& e) {
 494                 auto const dir = e.file().parent_path();
 495                 if (boost::filesystem::exists(dir / "ASSETMAP") || boost::filesystem::exists(dir / "ASSETMAP.xml")) {
 496                         error_dialog (
 497                                 this, _("Could not open this folder as a DCP-o-matic project."),
 498                                 _("It looks like you are trying to open a DCP.  File -> Open is for loading DCP-o-matic projects, not DCPs.  To import a DCP, create a new project with File -> New and then click the \"Add DCP...\" button.")
 499                                 );
 500                 } else {
 501                         auto const p = std_to_wx(file.string ());
 502                         error_dialog (this, wxString::Format(_("Could not open film at %s"), p.data()), std_to_wx(e.what()));
 503                 }
 504
 505         } catch (std::exception& e) {
 506                 auto const p = std_to_wx (file.string());
 507                 error_dialog (this, wxString::Format(_("Could not open film at %s"), p.data()), std_to_wx(e.what()));
 508         }
 509
 510         void set_film (shared_ptr<Film> film)
 511         {
 512                 _film = film;
 513                 _film_viewer.set_film(_film);
 514                 _film_editor->set_film(_film);
 515                 _controls->set_film (_film);
 516                 _video_waveform_dialog.reset();
 517                 set_menu_sensitivity ();
 518                 if (_film && _film->directory()) {
 519                         Config::instance()->add_to_history (_film->directory().get());
 520                 }
 521                 if (_film) {
 522                         _film->Change.connect (boost::bind (&DOMFrame::film_change, this, _1));
 523                         _film->Message.connect (boost::bind(&DOMFrame::film_message, this, _1));
 524                         _film->DirtyChange.connect (boost::bind(&DOMFrame::set_title, this));
 525                         dcpomatic_log = _film->log ();
 526                 }
 527                 set_title ();
 528         }
 529
 530         shared_ptr<Film> film () const {
 531                 return _film;
 532         }
 533
 534 private:
 535
 536         void show (wxShowEvent& ev)
 537         {
 538                 if (ev.IsShown() && !_first_shown_called) {
 539                         _film_editor->first_shown ();
 540                         _first_shown_called = true;
 541                 }
 542         }
 543
 544         void film_message (string m)
 545         {
 546                 message_dialog (this, std_to_wx(m));
 547         }
 548
 549         void film_change (ChangeType type)
 550         {
 551                 if (type == ChangeType::DONE) {
 552                         set_menu_sensitivity ();
 553                 }
 554         }
 555
 556         void file_new ()
 557         {
 558                 FilmNameLocationDialog dialog(this, _("New Film"), true);
 559                 int const r = dialog.ShowModal();
 560
 561                 if (r != wxID_OK || !dialog.check_path() || !maybe_save_then_delete_film<FilmChangedClosingDialog>()) {
 562                         return;
 563                 }
 564
 565                 try {
 566                         new_film(dialog.path(), dialog.template_name());
 567                 } catch (boost::filesystem::filesystem_error& e) {
 568 #ifdef DCPOMATIC_WINDOWS
 569                         string bad_chars = "<>:\"/|?*";
 570                         string const filename = dialog.path().filename().string();
 571                         string found_bad_chars;
 572                         for (size_t i = 0; i < bad_chars.length(); ++i) {
 573                                 if (filename.find(bad_chars[i]) != string::npos && found_bad_chars.find(bad_chars[i]) == string::npos) {
 574                                         found_bad_chars += bad_chars[i];
 575                                 }
 576                         }
 577                         wxString message = _("Could not create folder to store film.");
 578                         message += "  ";
 579                         if (!found_bad_chars.empty()) {
 580                                 message += wxString::Format (_("Try removing the %s characters from your folder name."), std_to_wx(found_bad_chars).data());
 581                         } else {
 582                                 message += _("Please check that you do not have Windows controlled folder access enabled for DCP-o-matic.");
 583                         }
 584                         error_dialog (this, message, std_to_wx(e.what()));
 585 #else
 586                         error_dialog (this, _("Could not create folder to store film."), std_to_wx(e.what()));
 587 #endif
 588                 }
 589         }
 590
 591         void file_open ()
 592         {
 593                 wxDirDialog dialog(
 594                         this,
 595                         _("Select film to open"),
 596                         std_to_wx (Config::instance()->default_directory_or (wx_to_std (wxStandardPaths::Get().GetDocumentsDir())).string ()),
 597                         wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST
 598                         );
 599
 600                 int r;
 601                 while (true) {
 602                         r = dialog.ShowModal();
 603                         if (r == wxID_OK && dialog.GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
 604                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
 605                         } else {
 606                                 break;
 607                         }
 608                 }
 609
 610                 if (r == wxID_OK && maybe_save_then_delete_film<FilmChangedClosingDialog>()) {
 611                         load_film(wx_to_std(dialog.GetPath()));
 612                 }
 613         }
 614
 615         void file_save ()
 616         {
 617                 try {
 618                         _film->write_metadata ();
 619                 } catch (exception& e) {
 620                         error_dialog(this, _("Could not save project."), std_to_wx(e.what()));
 621                 }
 622         }
 623
 624         void file_save_as_template ()
 625         {
 626                 SaveTemplateDialog dialog(this);
 627                 if (dialog.ShowModal() == wxID_OK) {
 628                         try {
 629                                 Config::instance()->save_template(_film, dialog.name());
 630                         } catch (exception& e) {
 631                                 error_dialog(this, _("Could not save template."), std_to_wx(e.what()));
 632                         }
 633                 }
 634         }
 635
 636         void file_duplicate ()
 637         {
 638                 FilmNameLocationDialog dialog(this, _("Duplicate Film"), false);
 639
 640                 if (dialog.ShowModal() == wxID_OK && dialog.check_path() && maybe_save_film<FilmChangedDuplicatingDialog>()) {
 641                         auto film = make_shared<Film>(dialog.path());
 642                         film->copy_from (_film);
 643                         film->set_name(dialog.path().filename().generic_string());
 644                         try {
 645                                 film->write_metadata();
 646                         } catch (exception& e) {
 647                                 error_dialog(this, _("Could not duplicate project."), std_to_wx(e.what()));
 648                         }
 649                 }
 650         }
 651
 652         void file_duplicate_and_open ()
 653         {
 654                 FilmNameLocationDialog dialog(this, _("Duplicate Film"), false);
 655
 656                 if (dialog.ShowModal() == wxID_OK && dialog.check_path() && maybe_save_film<FilmChangedDuplicatingDialog>()) {
 657                         auto film = make_shared<Film>(dialog.path());
 658                         film->copy_from (_film);
 659                         film->set_name(dialog.path().filename().generic_string());
 660                         try {
 661                                 film->write_metadata ();
 662                                 set_film (film);
 663                         } catch (exception& e) {
 664                                 error_dialog(this, _("Could not duplicate project."), std_to_wx(e.what()));
 665                         }
 666                 }
 667         }
 668
 669         void file_close ()
 670         {
 671                 if (_film && _film->dirty ()) {
 672                         FilmChangedClosingDialog dialog(_film->name());
 673                         switch (dialog.run()) {
 674                         case wxID_NO:
 675                                 /* Don't save and carry on to close */
 676                                 break;
 677                         case wxID_YES:
 678                                 /* Save and carry on to close */
 679                                 _film->write_metadata ();
 680                                 break;
 681                         case wxID_CANCEL:
 682                                 /* Stop */
 683                                 return;
 684                         }
 685                 }
 686
 687                 set_film (shared_ptr<Film>());
 688         }
 689
 690         void file_history (wxCommandEvent& event)
 691         {
 692                 auto history = Config::instance()->history ();
 693                 int n = event.GetId() - ID_file_history;
 694                 if (n >= 0 && n < static_cast<int> (history.size ()) && maybe_save_then_delete_film<FilmChangedClosingDialog>()) {
 695                         load_film (history[n]);
 696                 }
 697         }
 698
 699         void file_exit ()
 700         {
 701                 /* false here allows the close handler to veto the close request */
 702                 Close (false);
 703         }
 704
 705         void edit_copy ()
 706         {
 707                 auto const sel = _film_editor->content_panel()->selected();
 708                 DCPOMATIC_ASSERT (sel.size() == 1);
 709                 _clipboard = sel.front()->clone();
 710         }
 711
 712         void edit_paste ()
 713         {
 714                 DCPOMATIC_ASSERT (_clipboard);
 715
 716                 PasteDialog dialog(this, static_cast<bool>(_clipboard->video), static_cast<bool>(_clipboard->audio), !_clipboard->text.empty());
 717                 if (dialog.ShowModal() != wxID_OK) {
 718                         return;
 719                 }
 720
 721                 for (auto i: _film_editor->content_panel()->selected()) {
 722                         if (dialog.video() && i->video) {
 723                                 DCPOMATIC_ASSERT (_clipboard->video);
 724                                 i->video->take_settings_from (_clipboard->video);
 725                         }
 726                         if (dialog.audio() && i->audio) {
 727                                 DCPOMATIC_ASSERT (_clipboard->audio);
 728                                 i->audio->take_settings_from (_clipboard->audio);
 729                         }
 730
 731                         if (dialog.text()) {
 732                                 auto j = i->text.begin ();
 733                                 auto k = _clipboard->text.begin ();
 734                                 while (j != i->text.end() && k != _clipboard->text.end()) {
 735                                         (*j)->take_settings_from (*k);
 736                                         ++j;
 737                                         ++k;
 738                                 }
 739                         }
 740                 }
 741         }
 742
 743         void edit_select_all ()
 744         {
 745                 _film_editor->content_panel()->select_all();
 746         }
 747
 748         void edit_preferences ()
 749         {
 750                 if (!_config_dialog) {
 751                         _config_dialog = create_full_config_dialog ();
 752                 }
 753                 _config_dialog->Show (this);
 754         }
 755
 756         void tools_restore_default_preferences ()
 757         {
 758                 wxMessageDialog dialog(
 759                         nullptr,
 760                         _("Are you sure you want to restore preferences to their defaults?  This cannot be undone."),
 761                         _("Restore default preferences"),
 762                         wxYES_NO | wxYES_DEFAULT | wxICON_QUESTION
 763                         );
 764
 765                 if (dialog.ShowModal() == wxID_YES) {
 766                         Config::restore_defaults ();
 767                 }
 768         }
 769
 770         void tools_export_preferences ()
 771         {
 772                 wxFileDialog dialog(
 773                         this, _("Specify ZIP file"), wxEmptyString, wxT("dcpomatic_config.zip"), wxT("ZIP files (*.zip)|*.zip"),
 774                         wxFD_SAVE | wxFD_OVERWRITE_PROMPT
 775                         );
 776
 777                 if (dialog.ShowModal() == wxID_OK) {
 778                         save_all_config_as_zip(wx_to_std(dialog.GetPath()));
 779                 }
 780         }
 781
 782         void jobs_make_dcp ()
 783         {
 784                 double required;
 785                 double available;
 786                 bool can_hard_link;
 787
 788                 if (!_film->should_be_enough_disk_space (required, available, can_hard_link)) {
 789                         wxString message;
 790                         if (can_hard_link) {
 791                                 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);
 792                         } else {
 793                                 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);
 794                         }
 795                         if (!confirm_dialog (this, message)) {
 796                                 return;
 797                         }
 798                 }
 799
 800                 if (Config::instance()->show_hints_before_make_dcp()) {
 801                         HintsDialog hints(this, _film, false);
 802                         if (hints.ShowModal() == wxID_CANCEL) {
 803                                 return;
 804                         }
 805                 }
 806
 807                 if (_film->encrypted ()) {
 808                         NagDialog::maybe_nag (
 809                                 this,
 810                                 Config::NAG_ENCRYPTED_METADATA,
 811                                 _("You are making an encrypted DCP.  It will not be possible to make KDMs for this DCP unless you have copies of "
 812                                   "the <tt>metadata.xml</tt> file within the film and the metadata files within the DCP.\n\n"
 813                                   "You should ensure that these files are <span weight=\"bold\" size=\"larger\">BACKED UP</span> "
 814                                   "if you want to make KDMs for this film.")
 815                                 );
 816                 }
 817
 818                 /* Remove any existing DCP if the user agrees */
 819                 auto const dcp_dir = _film->dir (_film->dcp_name(), false);
 820                 if (boost::filesystem::exists(dcp_dir)) {
 821                         if (!confirm_dialog (this, wxString::Format (_("Do you want to overwrite the existing DCP %s?"), std_to_wx(dcp_dir.string()).data()))) {
 822                                 return;
 823                         }
 824                         boost::filesystem::remove_all (dcp_dir);
 825                 }
 826
 827                 try {
 828                         /* It seems to make sense to auto-save metadata here, since the make DCP may last
 829                            a long time, and crashes/power failures are moderately likely.
 830                         */
 831                         _film->write_metadata ();
 832                         make_dcp (_film, TranscodeJob::ChangedBehaviour::EXAMINE_THEN_STOP);
 833                 } catch (BadSettingError& e) {
 834                         error_dialog (this, wxString::Format (_("Bad setting for %s."), std_to_wx(e.setting()).data()), std_to_wx(e.what()));
 835                 } catch (std::exception& e) {
 836                         error_dialog (this, wxString::Format (_("Could not make DCP.")), std_to_wx(e.what()));
 837                 }
 838         }
 839
 840         void jobs_make_kdms ()
 841         {
 842                 if (!_film) {
 843                         return;
 844                 }
 845
 846                 _kdm_dialog.reset(this, _film);
 847                 _kdm_dialog->Show ();
 848         }
 849
 850         void jobs_make_dkdms ()
 851         {
 852                 if (!_film) {
 853                         return;
 854                 }
 855
 856                 _dkdm_dialog.reset(this, _film);
 857                 _dkdm_dialog->Show ();
 858         }
 859
 860         /** @return false if we succeeded, true if not */
 861         bool send_to_other_tool (int port, function<void()> start, string message)
 862         {
 863                 /* i = 0; try to connect via socket
 864                    i = 1; try again, and then try to start the tool
 865                    i = 2 onwards; try again.
 866                 */
 867                 for (int i = 0; i < 8; ++i) {
 868                         try {
 869                                 boost::asio::io_service io_service;
 870                                 boost::asio::ip::tcp::resolver resolver (io_service);
 871                                 boost::asio::ip::tcp::resolver::query query ("127.0.0.1", raw_convert<string> (port));
 872                                 boost::asio::ip::tcp::resolver::iterator endpoint_iterator = resolver.resolve (query);
 873                                 Socket socket (5);
 874                                 socket.connect (*endpoint_iterator);
 875                                 DCPOMATIC_ASSERT (_film->directory ());
 876                                 socket.write (message.length() + 1);
 877                                 socket.write ((uint8_t *) message.c_str(), message.length() + 1);
 878                                 /* OK\0 */
 879                                 uint8_t ok[3];
 880                                 socket.read (ok, 3);
 881                                 return false;
 882                         } catch (exception& e) {
 883
 884                         }
 885
 886                         if (i == 1) {
 887                                 start ();
 888                         }
 889
 890                         dcpomatic_sleep_seconds (1);
 891                 }
 892
 893                 return true;
 894         }
 895
 896         void jobs_make_dcp_batch ()
 897         {
 898                 if (!_film) {
 899                         return;
 900                 }
 901
 902                 if (Config::instance()->show_hints_before_make_dcp()) {
 903                         HintsDialog hints(this, _film, false);
 904                         if (hints.ShowModal() == wxID_CANCEL) {
 905                                 return;
 906                         }
 907                 }
 908
 909                 _film->write_metadata ();
 910
 911                 if (send_to_other_tool (BATCH_JOB_PORT, &start_batch_converter, _film->directory()->string())) {
 912 #ifdef DCPOMATIC_OSX
 913                         error_dialog (this, _("Could not start the batch converter.  You may need to download it from dcpomatic.com."));
 914 #else
 915                         error_dialog (this, _("Could not find batch converter."));
 916 #endif
 917                 }
 918         }
 919
 920         void jobs_open_dcp_in_player ()
 921         {
 922                 if (!_film) {
 923                         return;
 924                 }
 925
 926                 if (send_to_other_tool (PLAYER_PLAY_PORT, &start_player, _film->dir(_film->dcp_name(false)).string())) {
 927 #ifdef DCPOMATIC_OSX
 928                         error_dialog (this, _("Could not start the player.  You may need to download it from dcpomatic.com."));
 929 #else
 930                         error_dialog (this, _("Could not find player."));
 931 #endif
 932                 }
 933         }
 934
 935         void jobs_make_self_dkdm ()
 936         {
 937                 if (!_film) {
 938                         return;
 939                 }
 940
 941                 SelfDKDMDialog dialog(this, _film);
 942                 if (dialog.ShowModal() != wxID_OK) {
 943                         return;
 944                 }
 945
 946                 NagDialog::maybe_nag (
 947                         this,
 948                         Config::NAG_DKDM_CONFIG,
 949                         wxString::Format (
 950                                 _("You are making a DKDM which is encrypted by a private key held in"
 951                                   "\n\n<tt>%s</tt>\n\nIt is <span weight=\"bold\" size=\"larger\">VITALLY IMPORTANT</span> "
 952                                   "that you <span weight=\"bold\" size=\"larger\">BACK UP THIS FILE</span> since if it is lost "
 953                                   "your DKDMs (and the DCPs they protect) will become useless."), std_to_wx(Config::config_read_file().string()).data()
 954                                 )
 955                         );
 956
 957
 958                 dcp::LocalTime from (Config::instance()->signer_chain()->leaf().not_before());
 959                 from.add_days (1);
 960                 dcp::LocalTime to (Config::instance()->signer_chain()->leaf().not_after());
 961                 to.add_days (-1);
 962
 963                 auto signer = Config::instance()->signer_chain();
 964                 if (!signer->valid()) {
 965                         error_dialog(this, _("The certificate chain for signing is invalid"));
 966                         return;
 967                 }
 968
 969                 optional<dcp::EncryptedKDM> kdm;
 970                 try {
 971                         auto const decrypted_kdm = _film->make_kdm(dialog.cpl(), from, to);
 972                         auto const kdm = decrypted_kdm.encrypt(signer, Config::instance()->decryption_chain()->leaf(), {}, dcp::Formulation::MODIFIED_TRANSITIONAL_1, true, 0);
 973                         if (dialog.internal()) {
 974                                 auto dkdms = Config::instance()->dkdms();
 975                                 dkdms->add(make_shared<DKDM>(kdm));
 976                                 Config::instance()->changed ();
 977                         } else {
 978                                 auto path = dialog.directory() / (_film->dcp_name(false) + "_DKDM.xml");
 979                                 kdm.as_xml(path);
 980                         }
 981                 } catch (dcp::NotEncryptedError& e) {
 982                         error_dialog (this, _("CPL's content is not encrypted."));
 983                 } catch (exception& e) {
 984                         error_dialog (this, e.what ());
 985                 } catch (...) {
 986                         error_dialog (this, _("An unknown exception occurred."));
 987                 }
 988         }
 989
 990
 991         void jobs_export_video_file ()
 992         {
 993                 ExportVideoFileDialog dialog(this, _film->isdcf_name(true));
 994                 if (dialog.ShowModal() != wxID_OK) {
 995                         return;
 996                 }
 997
 998                 if (boost::filesystem::exists(dialog.path())) {
 999                         bool ok = confirm_dialog(
1000                                         this,
1001                                         wxString::Format(_("File %s already exists.  Do you want to overwrite it?"), std_to_wx(dialog.path().string()).data())
1002                                         );
1003
1004                         if (!ok) {
1005                                 return;
1006                         }
1007                 }
1008
1009                 auto job = make_shared<TranscodeJob>(_film, TranscodeJob::ChangedBehaviour::EXAMINE_THEN_STOP);
1010                 job->set_encoder (
1011                         make_shared<FFmpegEncoder> (
1012                                 _film, job, dialog.path(), dialog.format(), dialog.mixdown_to_stereo(), dialog.split_reels(), dialog.split_streams(), dialog.x264_crf())
1013                         );
1014                 JobManager::instance()->add (job);
1015         }
1016
1017
1018         void jobs_export_subtitles ()
1019         {
1020                 ExportSubtitlesDialog dialog(this, _film->reels().size(), _film->interop());
1021                 if (dialog.ShowModal() != wxID_OK) {
1022                         return;
1023                 }
1024                 auto job = make_shared<TranscodeJob>(_film, TranscodeJob::ChangedBehaviour::EXAMINE_THEN_STOP);
1025                 job->set_encoder(
1026                         make_shared<SubtitleEncoder>(_film, job, dialog.path(), _film->isdcf_name(true), dialog.split_reels(), dialog.include_font())
1027                         );
1028                 JobManager::instance()->add(job);
1029         }
1030
1031
1032         void jobs_send_dcp_to_tms ()
1033         {
1034                 _film->send_dcp_to_tms ();
1035         }
1036
1037         void jobs_show_dcp ()
1038         {
1039                 DCPOMATIC_ASSERT (_film->directory ());
1040                 if (show_in_file_manager(_film->directory().get(), _film->dir(_film->dcp_name(false)))) {
1041                         error_dialog (this, _("Could not show DCP."));
1042                 }
1043         }
1044
1045         void view_closed_captions ()
1046         {
1047                 _film_viewer.show_closed_captions ();
1048         }
1049
1050         void view_video_waveform ()
1051         {
1052                 if (!_video_waveform_dialog) {
1053                         _video_waveform_dialog.reset(this, _film, _film_viewer);
1054                 }
1055
1056                 _video_waveform_dialog->Show ();
1057         }
1058
1059         void tools_system_information ()
1060         {
1061                 if (!_system_information_dialog) {
1062                         _system_information_dialog = new SystemInformationDialog (this, _film_viewer);
1063                 }
1064
1065                 _system_information_dialog->Show ();
1066         }
1067
1068         void tools_hints ()
1069         {
1070                 if (!_hints_dialog) {
1071                         _hints_dialog = new HintsDialog (this, _film, true);
1072                 }
1073
1074                 _hints_dialog->Show ();
1075         }
1076
1077         void tools_encoding_servers ()
1078         {
1079                 if (!_servers_list_dialog) {
1080                         _servers_list_dialog = new ServersListDialog (this);
1081                 }
1082
1083                 _servers_list_dialog->Show ();
1084         }
1085
1086         void tools_manage_templates ()
1087         {
1088                 if (!_templates_dialog) {
1089                         _templates_dialog.reset(this);
1090                 }
1091
1092                 _templates_dialog->Show ();
1093         }
1094
1095         void tools_check_for_updates ()
1096         {
1097                 _update_news_requested = true;
1098                 UpdateChecker::instance()->run();
1099         }
1100
1101         void tools_send_translations ()
1102         {
1103                 SendI18NDialog dialog(this);
1104                 if (dialog.ShowModal() != wxID_OK) {
1105                         return;
1106                 }
1107
1108                 string body;
1109                 body += dialog.name() + "\n";
1110                 body += dialog.language() + "\n";
1111                 body += string(dcpomatic_version) + " " + string(dcpomatic_git_commit) + "\n";
1112                 body += "--\n";
1113                 auto translations = I18NHook::translations ();
1114                 for (auto i: translations) {
1115                         body += i.first + "\n" + i.second + "\n\n";
1116                 }
1117                 list<string> to = { "carl@dcpomatic.com" };
1118                 if (dialog.email().find("@") == string::npos) {
1119                         error_dialog (this, _("You must enter a valid email address when sending translations, "
1120                                               "otherwise the DCP-o-matic maintainers cannot credit you or contact you with questions."));
1121                 } else {
1122                         Emailer emailer(dialog.email(), to, "DCP-o-matic translations", body);
1123                         try {
1124                                 emailer.send ("main.carlh.net", 2525, EmailProtocol::STARTTLS);
1125                         } catch (NetworkError& e) {
1126                                 error_dialog (this, _("Could not send translations"), std_to_wx(e.what()));
1127                         }
1128                 }
1129         }
1130
1131         void help_about ()
1132         {
1133                 AboutDialog dialog(this);
1134                 dialog.ShowModal();
1135         }
1136
1137         void help_report_a_problem ()
1138         {
1139                 ReportProblemDialog dialog(this, _film);
1140                 if (dialog.ShowModal() == wxID_OK) {
1141                         dialog.report();
1142                 }
1143         }
1144
1145         bool should_close ()
1146         {
1147                 if (!JobManager::instance()->work_to_do ()) {
1148                         return true;
1149                 }
1150
1151                 wxMessageDialog dialog(
1152                         nullptr,
1153                         _("There are unfinished jobs; are you sure you want to quit?"),
1154                         _("Unfinished jobs"),
1155                         wxYES_NO | wxYES_DEFAULT | wxICON_QUESTION
1156                         );
1157
1158                 return dialog.ShowModal() == wxID_YES;
1159         }
1160
1161         void close (wxCloseEvent& ev)
1162         {
1163                 if (!should_close ()) {
1164                         ev.Veto ();
1165                         return;
1166                 }
1167
1168                 if (_film && _film->dirty ()) {
1169                         FilmChangedClosingDialog dialog(_film->name());
1170                         switch (dialog.run()) {
1171                         case wxID_NO:
1172                                 /* Don't save and carry on to close */
1173                                 break;
1174                         case wxID_YES:
1175                                 /* Save and carry on to close */
1176                                 _film->write_metadata ();
1177                                 break;
1178                         case wxID_CANCEL:
1179                                 /* Veto the event and stop */
1180                                 ev.Veto ();
1181                                 return;
1182                         }
1183                 }
1184
1185                 /* We don't want to hear about any more configuration changes, since they
1186                    cause the File menu to be altered, which itself will be deleted around
1187                    now (without, as far as I can see, any way for us to find out).
1188                 */
1189                 _config_changed_connection.disconnect ();
1190
1191                 /* Also stop hearing about analytics-related stuff */
1192                 _analytics_message_connection.disconnect ();
1193
1194                 ev.Skip ();
1195         }
1196
1197         void active_jobs_changed()
1198         {
1199                 /* ActiveJobsChanged can be called while JobManager holds a lock on its mutex, making
1200                  * the call to JobManager::get() in set_menu_sensitivity() deadlock unless we work around
1201                  * it by using an idle callback.  This feels quite unpleasant.
1202                  */
1203                 signal_manager->when_idle(boost::bind(&DOMFrame::set_menu_sensitivity, this));
1204         }
1205
1206         void set_menu_sensitivity ()
1207         {
1208                 auto jobs = JobManager::instance()->get ();
1209                 auto i = jobs.begin();
1210                 while (i != jobs.end() && (*i)->json_name() != "transcode") {
1211                         ++i;
1212                 }
1213                 bool const dcp_creation = (i != jobs.end ()) && !(*i)->finished ();
1214                 bool const have_cpl = _film && !_film->cpls().empty ();
1215                 bool const have_single_selected_content = _film_editor->content_panel()->selected().size() == 1;
1216                 bool const have_selected_content = !_film_editor->content_panel()->selected().empty();
1217                 bool const have_selected_video_content = !_film_editor->content_panel()->selected_video().empty();
1218
1219                 for (auto j: menu_items) {
1220
1221                         bool enabled = true;
1222
1223                         if ((j.second & NEEDS_FILM) && !_film) {
1224                                 enabled = false;
1225                         }
1226
1227                         if ((j.second & NOT_DURING_DCP_CREATION) && dcp_creation) {
1228                                 enabled = false;
1229                         }
1230
1231                         if ((j.second & NEEDS_CPL) && !have_cpl) {
1232                                 enabled = false;
1233                         }
1234
1235                         if ((j.second & NEEDS_SELECTED_CONTENT) && !have_selected_content) {
1236                                 enabled = false;
1237                         }
1238
1239                         if ((j.second & NEEDS_SINGLE_SELECTED_CONTENT) && !have_single_selected_content) {
1240                                 enabled = false;
1241                         }
1242
1243                         if ((j.second & NEEDS_SELECTED_VIDEO_CONTENT) && !have_selected_video_content) {
1244                                 enabled = false;
1245                         }
1246
1247                         if ((j.second & NEEDS_CLIPBOARD) && !_clipboard) {
1248                                 enabled = false;
1249                         }
1250
1251                         if ((j.second & NEEDS_ENCRYPTION) && (!_film || !_film->encrypted())) {
1252                                 enabled = false;
1253                         }
1254
1255                         j.first->Enable (enabled);
1256                 }
1257         }
1258
1259         /** @return true if the operation that called this method
1260          *  should continue, false to abort it.
1261          */
1262         template <class T>
1263         bool maybe_save_film ()
1264         {
1265                 if (!_film) {
1266                         return true;
1267                 }
1268
1269                 if (_film->dirty ()) {
1270                         T d (_film->name ());
1271                         switch (d.run ()) {
1272                         case wxID_NO:
1273                                 return true;
1274                         case wxID_YES:
1275                                 _film->write_metadata ();
1276                                 return true;
1277                         case wxID_CANCEL:
1278                                 return false;
1279                         }
1280                 }
1281
1282                 return true;
1283         }
1284
1285         template <class T>
1286         bool maybe_save_then_delete_film ()
1287         {
1288                 bool const r = maybe_save_film<T> ();
1289                 if (r) {
1290                         _film.reset ();
1291                 }
1292                 return r;
1293         }
1294
1295         void add_item (wxMenu* menu, wxString text, int id, int sens)
1296         {
1297                 auto item = menu->Append (id, text);
1298                 menu_items.insert (make_pair (item, sens));
1299         }
1300
1301         void setup_menu (wxMenuBar* m)
1302         {
1303                 _file_menu = new wxMenu;
1304                 /* [Shortcut] Ctrl+N:New film */
1305                 add_item (_file_menu, _("New...\tCtrl-N"), ID_file_new, ALWAYS);
1306                 /* [Shortcut] Ctrl+O:Open existing film */
1307                 add_item (_file_menu, _("&Open...\tCtrl-O"), ID_file_open, ALWAYS);
1308                 _file_menu->AppendSeparator ();
1309                 /* [Shortcut] Ctrl+S:Save current film */
1310                 add_item (_file_menu, _("&Save\tCtrl-S"), ID_file_save, NEEDS_FILM);
1311                 _file_menu->AppendSeparator ();
1312                 add_item (_file_menu, _("Save as &template..."), ID_file_save_as_template, NEEDS_FILM);
1313                 add_item (_file_menu, _("Duplicate..."), ID_file_duplicate, NEEDS_FILM);
1314                 add_item (_file_menu, _("Duplicate and open..."), ID_file_duplicate_and_open, NEEDS_FILM);
1315
1316                 _history_position = _file_menu->GetMenuItems().GetCount();
1317
1318                 _file_menu->AppendSeparator ();
1319                 /* [Shortcut] Ctrl+W:Close current film */
1320                 add_item (_file_menu, _("&Close\tCtrl-W"), ID_file_close, NEEDS_FILM);
1321
1322 #ifndef __WXOSX__
1323                 _file_menu->AppendSeparator ();
1324 #endif
1325
1326 #ifdef __WXOSX__
1327                 add_item (_file_menu, _("&Exit"), wxID_EXIT, ALWAYS);
1328 #else
1329                 add_item (_file_menu, _("&Quit"), wxID_EXIT, ALWAYS);
1330 #endif
1331
1332                 auto edit = new wxMenu;
1333                 /* [Shortcut] Ctrl+C:Copy settings from currently selected content */
1334                 add_item (edit, _("Copy settings\tCtrl-C"), ID_edit_copy, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_SINGLE_SELECTED_CONTENT);
1335                 /* [Shortcut] Ctrl+V:Paste settings into currently selected content */
1336                 add_item (edit, _("Paste settings...\tCtrl-V"), ID_edit_paste, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_SELECTED_CONTENT | NEEDS_CLIPBOARD);
1337                 edit->AppendSeparator ();
1338                 /* [Shortcut] Shift+Ctrl+A:Select all content */
1339                 add_item (edit, _("Select all\tShift-Ctrl-A"), ID_edit_select_all, NEEDS_FILM);
1340
1341 #ifdef __WXOSX__
1342                 add_item (_file_menu, _("&Preferences...\tCtrl-P"), wxID_PREFERENCES, ALWAYS);
1343 #else
1344                 edit->AppendSeparator ();
1345                 /* [Shortcut] Ctrl+P:Open preferences window */
1346                 add_item (edit, _("&Preferences...\tCtrl-P"), wxID_PREFERENCES, ALWAYS);
1347 #endif
1348
1349                 auto jobs_menu = new wxMenu;
1350                 /* [Shortcut] Ctrl+M:Make DCP */
1351                 add_item (jobs_menu, _("&Make DCP\tCtrl-M"), ID_jobs_make_dcp, NEEDS_FILM | NOT_DURING_DCP_CREATION);
1352                 /* [Shortcut] Ctrl+B:Make DCP in the batch converter*/
1353                 add_item (jobs_menu, _("Make DCP in &batch converter\tCtrl-B"), ID_jobs_make_dcp_batch, NEEDS_FILM | NOT_DURING_DCP_CREATION);
1354                 jobs_menu->AppendSeparator ();
1355                 /* [Shortcut] Ctrl+K:Make KDMs */
1356                 add_item (jobs_menu, _("Make &KDMs...\tCtrl-K"), ID_jobs_make_kdms, NEEDS_FILM);
1357                 /* [Shortcut] Ctrl+D:Make DKDMs */
1358                 add_item (jobs_menu, _("Make &DKDMs...\tCtrl-D"), ID_jobs_make_dkdms, NEEDS_FILM);
1359                 add_item (jobs_menu, _("Make DKDM for DCP-o-matic..."), ID_jobs_make_self_dkdm, NEEDS_FILM | NEEDS_ENCRYPTION);
1360                 jobs_menu->AppendSeparator ();
1361                 /* [Shortcut] Ctrl+E:Export video file */
1362                 add_item (jobs_menu, _("Export video file...\tCtrl-E"), ID_jobs_export_video_file, NEEDS_FILM);
1363                 add_item (jobs_menu, _("Export subtitles..."), ID_jobs_export_subtitles, NEEDS_FILM);
1364                 jobs_menu->AppendSeparator ();
1365                 add_item (jobs_menu, _("&Send DCP to TMS"), ID_jobs_send_dcp_to_tms, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
1366
1367 #if defined(DCPOMATIC_OSX)
1368                 add_item (jobs_menu, _("S&how DCP in Finder"), ID_jobs_show_dcp, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
1369 #elif defined(DCPOMATIC_WINDOWS)
1370                 add_item (jobs_menu, _("S&how DCP in Explorer"), ID_jobs_show_dcp, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
1371 #else
1372                 add_item (jobs_menu, _("S&how DCP in Files"), ID_jobs_show_dcp, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
1373 #endif
1374
1375                 add_item (jobs_menu, _("Open DCP in &player"), ID_jobs_open_dcp_in_player, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
1376
1377                 auto view = new wxMenu;
1378                 add_item (view, _("Closed captions..."), ID_view_closed_captions, NEEDS_FILM);
1379                 add_item (view, _("Video waveform..."), ID_view_video_waveform, NEEDS_FILM);
1380
1381                 auto tools = new wxMenu;
1382                 add_item (tools, _("Hints..."), ID_tools_hints, NEEDS_FILM);
1383                 add_item (tools, _("Encoding servers..."), ID_tools_encoding_servers, 0);
1384                 add_item (tools, _("Manage templates..."), ID_tools_manage_templates, 0);
1385                 add_item (tools, _("Check for updates"), ID_tools_check_for_updates, 0);
1386                 add_item (tools, _("Send translations..."), ID_tools_send_translations, 0);
1387                 add_item (tools, _("System information..."), ID_tools_system_information, 0);
1388                 tools->AppendSeparator ();
1389                 add_item (tools, _("Restore default preferences"), ID_tools_restore_default_preferences, ALWAYS);
1390                 tools->AppendSeparator ();
1391                 add_item (tools, _("Export preferences..."), ID_tools_export_preferences, ALWAYS);
1392
1393                 wxMenu* help = new wxMenu;
1394 #ifdef __WXOSX__
1395                 add_item (help, _("About DCP-o-matic"), wxID_ABOUT, ALWAYS);
1396 #else
1397                 add_item (help, _("About"), wxID_ABOUT, ALWAYS);
1398 #endif
1399                 add_item (help, _("Report a problem..."), ID_help_report_a_problem, NEEDS_FILM);
1400
1401                 m->Append (_file_menu, _("&File"));
1402                 m->Append (edit, _("&Edit"));
1403                 m->Append (jobs_menu, _("&Jobs"));
1404                 m->Append (view, _("&View"));
1405                 m->Append (tools, _("&Tools"));
1406                 m->Append (help, _("&Help"));
1407         }
1408
1409         void config_changed (Config::Property what)
1410         {
1411                 /* Instantly save any config changes when using the DCP-o-matic GUI */
1412                 if (what == Config::CINEMAS) {
1413                         try {
1414                                 Config::instance()->write_cinemas();
1415                         } catch (exception& e) {
1416                                 error_dialog (
1417                                         this,
1418                                         wxString::Format (
1419                                                 _("Could not write to cinemas file at %s.  Your changes have not been saved."),
1420                                                 std_to_wx (Config::instance()->cinemas_file().string()).data()
1421                                                 )
1422                                         );
1423                         }
1424                 } else {
1425                         try {
1426                                 Config::instance()->write_config();
1427                         } catch (exception& e) {
1428                                 error_dialog (
1429                                         this,
1430                                         wxString::Format (
1431                                                 _("Could not write to config file at %s.  Your changes have not been saved."),
1432                                                 std_to_wx (Config::instance()->cinemas_file().string()).data()
1433                                                 )
1434                                         );
1435                         }
1436                 }
1437
1438                 for (int i = 0; i < _history_items; ++i) {
1439                         delete _file_menu->Remove (ID_file_history + i);
1440                 }
1441
1442                 if (_history_separator) {
1443                         _file_menu->Remove (_history_separator);
1444                 }
1445                 delete _history_separator;
1446                 _history_separator = 0;
1447
1448                 int pos = _history_position;
1449
1450                 /* Clear out non-existent history items before we re-build the menu */
1451                 Config::instance()->clean_history ();
1452                 auto history = Config::instance()->history();
1453
1454                 if (!history.empty ()) {
1455                         _history_separator = _file_menu->InsertSeparator (pos++);
1456                 }
1457
1458                 for (size_t i = 0; i < history.size(); ++i) {
1459                         string s;
1460                         if (i < 9) {
1461                                 s = String::compose ("&%1 %2", i + 1, history[i].string());
1462                         } else {
1463                                 s = history[i].string();
1464                         }
1465                         _file_menu->Insert (pos++, ID_file_history + i, std_to_wx (s));
1466                 }
1467
1468                 _history_items = history.size ();
1469
1470                 dcpomatic_log->set_types (Config::instance()->log_types());
1471         }
1472
1473         void update_checker_state_changed ()
1474         {
1475                 auto uc = UpdateChecker::instance ();
1476
1477                 bool const announce =
1478                         _update_news_requested ||
1479                         (uc->stable() && Config::instance()->check_for_updates()) ||
1480                         (uc->test() && Config::instance()->check_for_updates() && Config::instance()->check_for_test_updates());
1481
1482                 _update_news_requested = false;
1483
1484                 if (!announce) {
1485                         return;
1486                 }
1487
1488                 if (uc->state() == UpdateChecker::State::YES) {
1489                         UpdateDialog dialog(this, uc->stable(), uc->test());
1490                         dialog.ShowModal();
1491                 } else if (uc->state() == UpdateChecker::State::FAILED) {
1492                         error_dialog (this, _("The DCP-o-matic download server could not be contacted."));
1493                 } else {
1494                         error_dialog (this, _("There are no new versions of DCP-o-matic available."));
1495                 }
1496
1497                 _update_news_requested = false;
1498         }
1499
1500         void start_stop_pressed ()
1501         {
1502                 if (_film_viewer.playing()) {
1503                         _film_viewer.stop();
1504                 } else {
1505                         _film_viewer.start();
1506                 }
1507         }
1508
1509         void timeline_pressed ()
1510         {
1511                 _film_editor->content_panel()->timeline_clicked ();
1512         }
1513
1514         void back_frame ()
1515         {
1516                 _film_viewer.seek_by(-_film_viewer.one_video_frame(), true);
1517         }
1518
1519         void forward_frame ()
1520         {
1521                 _film_viewer.seek_by(_film_viewer.one_video_frame(), true);
1522         }
1523
1524         void analytics_message (string title, string html)
1525         {
1526                 HTMLDialog dialog(this, std_to_wx(title), std_to_wx(html));
1527                 dialog.ShowModal();
1528         }
1529
1530         void set_title ()
1531         {
1532                 auto s = wx_to_std(_("DCP-o-matic"));
1533                 if (_film) {
1534                         if (_film->directory()) {
1535                                 s += " - " + _film->directory()->string();
1536                         }
1537                         if (_film->dirty()) {
1538                                 s += " *";
1539                         }
1540                 }
1541
1542                 SetTitle (std_to_wx(s));
1543         }
1544
1545         FilmEditor* _film_editor;
1546         LimitedFrameSplitter* _splitter;
1547         wxPanel* _right_panel;
1548         FilmViewer _film_viewer;
1549         StandardControls* _controls;
1550         wx_ptr<VideoWaveformDialog> _video_waveform_dialog;
1551         SystemInformationDialog* _system_information_dialog = nullptr;
1552         HintsDialog* _hints_dialog = nullptr;
1553         ServersListDialog* _servers_list_dialog = nullptr;
1554         wxPreferencesEditor* _config_dialog = nullptr;
1555         wx_ptr<KDMDialog> _kdm_dialog;
1556         wx_ptr<DKDMDialog> _dkdm_dialog;
1557         wx_ptr<TemplatesDialog> _templates_dialog;
1558         wxMenu* _file_menu = nullptr;
1559         shared_ptr<Film> _film;
1560         int _history_items = 0;
1561         int _history_position = 0;
1562         wxMenuItem* _history_separator = nullptr;
1563         boost::signals2::scoped_connection _config_changed_connection;
1564         boost::signals2::scoped_connection _analytics_message_connection;
1565         bool _update_news_requested = false;
1566         shared_ptr<Content> _clipboard;
1567         bool _first_shown_called = false;
1568 };
1569
1570
1571 static const wxCmdLineEntryDesc command_line_description[] = {
1572         { wxCMD_LINE_SWITCH, "n", "new", "create new film", wxCMD_LINE_VAL_NONE, wxCMD_LINE_PARAM_OPTIONAL },
1573         { wxCMD_LINE_OPTION, "c", "content", "add content file / directory", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
1574         { wxCMD_LINE_OPTION, "d", "dcp", "add content DCP", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
1575         { wxCMD_LINE_SWITCH, "v", "version", "show DCP-o-matic version", wxCMD_LINE_VAL_NONE, wxCMD_LINE_PARAM_OPTIONAL },
1576         { wxCMD_LINE_OPTION, "", "config", "directory containing config.xml and cinemas.xml", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
1577         { wxCMD_LINE_PARAM, 0, 0, "film to load or create", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
1578         { wxCMD_LINE_NONE, "", "", "", wxCmdLineParamType (0), 0 }
1579 };
1580
1581
1582 /** @class App
1583  *  @brief The magic App class for wxWidgets.
1584  */
1585 class App : public wxApp
1586 {
1587 public:
1588         App ()
1589                 : wxApp ()
1590         {
1591 #ifdef DCPOMATIC_LINUX
1592                 XInitThreads ();
1593 #endif
1594         }
1595
1596 private:
1597
1598         bool OnInit () override
1599         {
1600                 try {
1601                         wxInitAllImageHandlers ();
1602
1603                         Config::FailedToLoad.connect(boost::bind(&App::config_failed_to_load, this, _1));
1604                         Config::Warning.connect (boost::bind (&App::config_warning, this, _1));
1605
1606                         _splash = maybe_show_splash ();
1607
1608                         SetAppName (_("DCP-o-matic"));
1609
1610                         if (!wxApp::OnInit()) {
1611                                 return false;
1612                         }
1613
1614 #ifdef DCPOMATIC_LINUX
1615                         unsetenv ("UBUNTU_MENUPROXY");
1616 #endif
1617
1618 #ifdef DCPOMATIC_OSX
1619                         dcpomatic_sleep_seconds (1);
1620                         make_foreground_application ();
1621 #endif
1622
1623                         dcpomatic_setup_path_encoding ();
1624
1625                         /* Enable i18n; this will create a Config object
1626                            to look for a force-configured language.  This Config
1627                            object will be wrong, however, because dcpomatic_setup
1628                            hasn't yet been called and there aren't any filters etc.
1629                            set up yet.
1630                         */
1631                         dcpomatic_setup_i18n ();
1632
1633                         /* Set things up, including filters etc.
1634                            which will now be internationalised correctly.
1635                         */
1636                         dcpomatic_setup ();
1637
1638                         /* Force the configuration to be re-loaded correctly next
1639                            time it is needed.
1640                         */
1641                         Config::drop ();
1642
1643                         /* We only look out for bad configuration from here on, as before
1644                            dcpomatic_setup() we haven't got OpenSSL ready so there will be
1645                            incorrect certificate chain validity errors.
1646                         */
1647                         Config::Bad.connect (boost::bind(&App::config_bad, this, _1));
1648
1649                         _frame = new DOMFrame (_("DCP-o-matic"));
1650                         SetTopWindow (_frame);
1651                         _frame->Maximize ();
1652                         close_splash ();
1653
1654                         if (running_32_on_64 ()) {
1655                                 NagDialog::maybe_nag (
1656                                         _frame, Config::NAG_32_ON_64,
1657                                         _("You are running the 32-bit version of DCP-o-matic on a 64-bit version of Windows.  This will limit the memory available to DCP-o-matic and may cause errors.  You are strongly advised to install the 64-bit version of DCP-o-matic."),
1658                                         false);
1659                         }
1660
1661                         _frame->Show ();
1662
1663                         signal_manager = new wxSignalManager (this);
1664                         Bind (wxEVT_IDLE, boost::bind (&App::idle, this, _1));
1665
1666                         if (!_film_to_load.empty() && boost::filesystem::is_directory(_film_to_load)) {
1667                                 try {
1668                                         _frame->load_film (_film_to_load);
1669                                 } catch (exception& e) {
1670                                         error_dialog (nullptr, std_to_wx(String::compose(wx_to_std(_("Could not load film %1 (%2)")), _film_to_load)), std_to_wx(e.what()));
1671                                 }
1672                         }
1673
1674                         if (!_film_to_create.empty ()) {
1675                                 _frame->new_film (_film_to_create, optional<string>());
1676                                 if (!_content_to_add.empty()) {
1677                                         for (auto i: content_factory(_content_to_add)) {
1678                                                 _frame->film()->examine_and_add_content(i);
1679                                         }
1680                                 }
1681                                 if (!_dcp_to_add.empty ()) {
1682                                         _frame->film()->examine_and_add_content(make_shared<DCPContent>(_dcp_to_add));
1683                                 }
1684                         }
1685
1686                         Bind (wxEVT_TIMER, boost::bind (&App::check, this));
1687                         _timer.reset (new wxTimer (this));
1688                         _timer->Start (1000);
1689
1690                         if (Config::instance()->check_for_updates ()) {
1691                                 UpdateChecker::instance()->run ();
1692                         }
1693
1694                         auto release_notes = find_release_notes(gui_is_dark());
1695                         if (release_notes) {
1696                                 HTMLDialog notes(nullptr, _("Release notes"), std_to_wx(*release_notes), true);
1697                                 notes.Centre();
1698                                 notes.ShowModal();
1699                         }
1700                 }
1701                 catch (exception& e)
1702                 {
1703                         _splash.reset();
1704                         error_dialog (nullptr, wxString::Format ("DCP-o-matic could not start."), std_to_wx(e.what()));
1705                 }
1706
1707                 return true;
1708         }
1709
1710         void OnInitCmdLine (wxCmdLineParser& parser) override
1711         {
1712                 parser.SetDesc (command_line_description);
1713                 parser.SetSwitchChars (wxT ("-"));
1714         }
1715
1716         bool OnCmdLineParsed (wxCmdLineParser& parser) override
1717         {
1718                 if (parser.Found (wxT("version"))) {
1719                         cout << "dcpomatic version " << dcpomatic_version << " " << dcpomatic_git_commit << "\n";
1720                         exit (EXIT_SUCCESS);
1721                 }
1722
1723                 if (parser.GetParamCount() > 0) {
1724                         if (parser.Found (wxT ("new"))) {
1725                                 _film_to_create = wx_to_std (parser.GetParam (0));
1726                         } else {
1727                                 _film_to_load = wx_to_std (parser.GetParam (0));
1728                         }
1729                 }
1730
1731                 wxString content;
1732                 if (parser.Found (wxT ("content"), &content)) {
1733                         _content_to_add = wx_to_std (content);
1734                 }
1735
1736                 wxString dcp;
1737                 if (parser.Found (wxT ("dcp"), &dcp)) {
1738                         _dcp_to_add = wx_to_std (dcp);
1739                 }
1740
1741                 wxString config;
1742                 if (parser.Found (wxT("config"), &config)) {
1743                         State::override_path = wx_to_std (config);
1744                 }
1745
1746                 return true;
1747         }
1748
1749         void report_exception ()
1750         {
1751                 try {
1752                         throw;
1753                 } catch (FileError& e) {
1754                         error_dialog (
1755                                 nullptr,
1756                                 wxString::Format(
1757                                         _("An exception occurred: %s (%s)\n\n") + REPORT_PROBLEM,
1758                                         std_to_wx (e.what()),
1759                                         std_to_wx (e.file().string().c_str())
1760                                         )
1761                                 );
1762                 } catch (boost::filesystem::filesystem_error& e) {
1763                         error_dialog (
1764                                 nullptr,
1765                                 wxString::Format(
1766                                         _("An exception occurred: %s (%s) (%s)\n\n") + REPORT_PROBLEM,
1767                                         std_to_wx (e.what()),
1768                                         std_to_wx (e.path1().string()),
1769                                         std_to_wx (e.path2().string())
1770                                         )
1771                                 );
1772                 } catch (exception& e) {
1773                         error_dialog (
1774                                 nullptr,
1775                                 wxString::Format(
1776                                         _("An exception occurred: %s.\n\n") + REPORT_PROBLEM,
1777                                         std_to_wx (e.what ())
1778                                         )
1779                                 );
1780                 } catch (...) {
1781                         error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
1782                 }
1783         }
1784
1785         /* An unhandled exception has occurred inside the main event loop */
1786         bool OnExceptionInMainLoop () override
1787         {
1788                 report_exception ();
1789                 /* This will terminate the program */
1790                 return false;
1791         }
1792
1793         void OnUnhandledException () override
1794         {
1795                 report_exception ();
1796         }
1797
1798         void idle (wxIdleEvent& ev)
1799         {
1800                 signal_manager->ui_idle ();
1801                 ev.Skip ();
1802         }
1803
1804         void check ()
1805         {
1806                 try {
1807                         EncodeServerFinder::instance()->rethrow ();
1808                 } catch (exception& e) {
1809                         error_dialog (0, std_to_wx (e.what ()));
1810                 }
1811         }
1812
1813         void close_splash ()
1814         {
1815                 _splash.reset();
1816         }
1817
1818         void config_failed_to_load (Config::LoadFailure what)
1819         {
1820                 report_config_load_failure(_frame, what);
1821         }
1822
1823         void config_warning (string m)
1824         {
1825                 message_dialog (_frame, std_to_wx(m));
1826         }
1827
1828         bool config_bad (Config::BadReason reason)
1829         {
1830                 /* Destroy the splash screen here, as otherwise bad things seem to happen (for reasons unknown)
1831                    when we open our recreate dialog, close it, *then* try to Destroy the splash (the Destroy fails).
1832                 */
1833                 _splash.reset();
1834
1835                 auto config = Config::instance();
1836                 switch (reason) {
1837                 case Config::BAD_SIGNER_UTF8_STRINGS:
1838                 {
1839                         if (config->nagged(Config::NAG_BAD_SIGNER_CHAIN_UTF8)) {
1840                                 return false;
1841                         }
1842                         RecreateChainDialog dialog(
1843                                 _frame, _("Recreate signing certificates"),
1844                                 _("The certificate chain that DCP-o-matic uses for signing DCPs and KDMs contains a small error\n"
1845                                   "which will prevent DCPs from being validated correctly on some systems.  Do you want to re-create\n"
1846                                   "the certificate chain for signing DCPs and KDMs?"),
1847                                 _("Do nothing"),
1848                                 Config::NAG_BAD_SIGNER_CHAIN_UTF8
1849                                 );
1850                         return dialog.ShowModal() == wxID_OK;
1851                 }
1852                 case Config::BAD_SIGNER_VALIDITY_TOO_LONG:
1853                 {
1854                         if (config->nagged(Config::NAG_BAD_SIGNER_CHAIN_VALIDITY)) {
1855                                 return false;
1856                         }
1857                         RecreateChainDialog dialog(
1858                                 _frame, _("Recreate signing certificates"),
1859                                 _("The certificate chain that DCP-o-matic uses for signing DCPs and KDMs has a validity period\n"
1860                                   "that is too long.  This will cause problems playing back DCPs on some systems.\n"
1861                                   "Do you want to re-create the certificate chain for signing DCPs and KDMs?"),
1862                                 _("Do nothing"),
1863                                 Config::NAG_BAD_SIGNER_CHAIN_VALIDITY
1864                                 );
1865                         return dialog.ShowModal() == wxID_OK;
1866                 }
1867                 case Config::BAD_SIGNER_INCONSISTENT:
1868                 {
1869                         RecreateChainDialog dialog(
1870                                 _frame, _("Recreate signing certificates"),
1871                                 _("The certificate chain that DCP-o-matic uses for signing DCPs and KDMs is inconsistent and\n"
1872                                   "cannot be used.  DCP-o-matic cannot start unless you re-create it.  Do you want to re-create\n"
1873                                   "the certificate chain for signing DCPs and KDMs?"),
1874                                 _("Close DCP-o-matic")
1875                                 );
1876                         if (dialog.ShowModal() != wxID_OK) {
1877                                 exit (EXIT_FAILURE);
1878                         }
1879                         return true;
1880                 }
1881                 case Config::BAD_DECRYPTION_INCONSISTENT:
1882                 {
1883                         RecreateChainDialog dialog(
1884                                 _frame, _("Recreate KDM decryption chain"),
1885                                 _("The certificate chain that DCP-o-matic uses for decrypting KDMs is inconsistent and\n"
1886                                   "cannot be used.  DCP-o-matic cannot start unless you re-create it.  Do you want to re-create\n"
1887                                   "the certificate chain for decrypting KDMs?  You may want to say \"No\" here and back up your\n"
1888                                   "configuration before continuing."),
1889                                 _("Close DCP-o-matic")
1890                                 );
1891                         if (dialog.ShowModal() != wxID_OK) {
1892                                 exit (EXIT_FAILURE);
1893                         }
1894                         return true;
1895                 }
1896                 default:
1897                         DCPOMATIC_ASSERT (false);
1898                 }
1899         }
1900
1901         DOMFrame* _frame = nullptr;
1902         wx_ptr<wxSplashScreen> _splash;
1903         shared_ptr<wxTimer> _timer;
1904         string _film_to_load;
1905         string _film_to_create;
1906         string _content_to_add;
1907         string _dcp_to_add;
1908 };
1909
1910
1911 IMPLEMENT_APP (App)