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                 _film->write_metadata ();
 618         }
 619
 620         void file_save_as_template ()
 621         {
 622                 SaveTemplateDialog dialog(this);
 623                 if (dialog.ShowModal() == wxID_OK) {
 624                         Config::instance()->save_template(_film, dialog.name());
 625                 }
 626         }
 627
 628         void file_duplicate ()
 629         {
 630                 FilmNameLocationDialog dialog(this, _("Duplicate Film"), false);
 631
 632                 if (dialog.ShowModal() == wxID_OK && dialog.check_path() && maybe_save_film<FilmChangedDuplicatingDialog>()) {
 633                         auto film = make_shared<Film>(dialog.path());
 634                         film->copy_from (_film);
 635                         film->set_name(dialog.path().filename().generic_string());
 636                         film->write_metadata ();
 637                 }
 638         }
 639
 640         void file_duplicate_and_open ()
 641         {
 642                 FilmNameLocationDialog dialog(this, _("Duplicate Film"), false);
 643
 644                 if (dialog.ShowModal() == wxID_OK && dialog.check_path() && maybe_save_film<FilmChangedDuplicatingDialog>()) {
 645                         auto film = make_shared<Film>(dialog.path());
 646                         film->copy_from (_film);
 647                         film->set_name(dialog.path().filename().generic_string());
 648                         film->write_metadata ();
 649                         set_film (film);
 650                 }
 651         }
 652
 653         void file_close ()
 654         {
 655                 if (_film && _film->dirty ()) {
 656                         FilmChangedClosingDialog dialog(_film->name());
 657                         switch (dialog.run()) {
 658                         case wxID_NO:
 659                                 /* Don't save and carry on to close */
 660                                 break;
 661                         case wxID_YES:
 662                                 /* Save and carry on to close */
 663                                 _film->write_metadata ();
 664                                 break;
 665                         case wxID_CANCEL:
 666                                 /* Stop */
 667                                 return;
 668                         }
 669                 }
 670
 671                 set_film (shared_ptr<Film>());
 672         }
 673
 674         void file_history (wxCommandEvent& event)
 675         {
 676                 auto history = Config::instance()->history ();
 677                 int n = event.GetId() - ID_file_history;
 678                 if (n >= 0 && n < static_cast<int> (history.size ()) && maybe_save_then_delete_film<FilmChangedClosingDialog>()) {
 679                         load_film (history[n]);
 680                 }
 681         }
 682
 683         void file_exit ()
 684         {
 685                 /* false here allows the close handler to veto the close request */
 686                 Close (false);
 687         }
 688
 689         void edit_copy ()
 690         {
 691                 auto const sel = _film_editor->content_panel()->selected();
 692                 DCPOMATIC_ASSERT (sel.size() == 1);
 693                 _clipboard = sel.front()->clone();
 694         }
 695
 696         void edit_paste ()
 697         {
 698                 DCPOMATIC_ASSERT (_clipboard);
 699
 700                 PasteDialog dialog(this, static_cast<bool>(_clipboard->video), static_cast<bool>(_clipboard->audio), !_clipboard->text.empty());
 701                 if (dialog.ShowModal() != wxID_OK) {
 702                         return;
 703                 }
 704
 705                 for (auto i: _film_editor->content_panel()->selected()) {
 706                         if (dialog.video() && i->video) {
 707                                 DCPOMATIC_ASSERT (_clipboard->video);
 708                                 i->video->take_settings_from (_clipboard->video);
 709                         }
 710                         if (dialog.audio() && i->audio) {
 711                                 DCPOMATIC_ASSERT (_clipboard->audio);
 712                                 i->audio->take_settings_from (_clipboard->audio);
 713                         }
 714
 715                         if (dialog.text()) {
 716                                 auto j = i->text.begin ();
 717                                 auto k = _clipboard->text.begin ();
 718                                 while (j != i->text.end() && k != _clipboard->text.end()) {
 719                                         (*j)->take_settings_from (*k);
 720                                         ++j;
 721                                         ++k;
 722                                 }
 723                         }
 724                 }
 725         }
 726
 727         void edit_select_all ()
 728         {
 729                 _film_editor->content_panel()->select_all();
 730         }
 731
 732         void edit_preferences ()
 733         {
 734                 if (!_config_dialog) {
 735                         _config_dialog = create_full_config_dialog ();
 736                 }
 737                 _config_dialog->Show (this);
 738         }
 739
 740         void tools_restore_default_preferences ()
 741         {
 742                 wxMessageDialog dialog(
 743                         nullptr,
 744                         _("Are you sure you want to restore preferences to their defaults?  This cannot be undone."),
 745                         _("Restore default preferences"),
 746                         wxYES_NO | wxYES_DEFAULT | wxICON_QUESTION
 747                         );
 748
 749                 if (dialog.ShowModal() == wxID_YES) {
 750                         Config::restore_defaults ();
 751                 }
 752         }
 753
 754         void tools_export_preferences ()
 755         {
 756                 wxFileDialog dialog(
 757                         this, _("Specify ZIP file"), wxEmptyString, wxT("dcpomatic_config.zip"), wxT("ZIP files (*.zip)|*.zip"),
 758                         wxFD_SAVE | wxFD_OVERWRITE_PROMPT
 759                         );
 760
 761                 if (dialog.ShowModal() == wxID_OK) {
 762                         save_all_config_as_zip(wx_to_std(dialog.GetPath()));
 763                 }
 764         }
 765
 766         void jobs_make_dcp ()
 767         {
 768                 double required;
 769                 double available;
 770                 bool can_hard_link;
 771
 772                 if (!_film->should_be_enough_disk_space (required, available, can_hard_link)) {
 773                         wxString message;
 774                         if (can_hard_link) {
 775                                 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);
 776                         } else {
 777                                 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);
 778                         }
 779                         if (!confirm_dialog (this, message)) {
 780                                 return;
 781                         }
 782                 }
 783
 784                 if (Config::instance()->show_hints_before_make_dcp()) {
 785                         HintsDialog hints(this, _film, false);
 786                         if (hints.ShowModal() == wxID_CANCEL) {
 787                                 return;
 788                         }
 789                 }
 790
 791                 if (_film->encrypted ()) {
 792                         NagDialog::maybe_nag (
 793                                 this,
 794                                 Config::NAG_ENCRYPTED_METADATA,
 795                                 _("You are making an encrypted DCP.  It will not be possible to make KDMs for this DCP unless you have copies of "
 796                                   "the <tt>metadata.xml</tt> file within the film and the metadata files within the DCP.\n\n"
 797                                   "You should ensure that these files are <span weight=\"bold\" size=\"larger\">BACKED UP</span> "
 798                                   "if you want to make KDMs for this film.")
 799                                 );
 800                 }
 801
 802                 /* Remove any existing DCP if the user agrees */
 803                 auto const dcp_dir = _film->dir (_film->dcp_name(), false);
 804                 if (boost::filesystem::exists(dcp_dir)) {
 805                         if (!confirm_dialog (this, wxString::Format (_("Do you want to overwrite the existing DCP %s?"), std_to_wx(dcp_dir.string()).data()))) {
 806                                 return;
 807                         }
 808                         boost::filesystem::remove_all (dcp_dir);
 809                 }
 810
 811                 try {
 812                         /* It seems to make sense to auto-save metadata here, since the make DCP may last
 813                            a long time, and crashes/power failures are moderately likely.
 814                         */
 815                         _film->write_metadata ();
 816                         make_dcp (_film, TranscodeJob::ChangedBehaviour::EXAMINE_THEN_STOP);
 817                 } catch (BadSettingError& e) {
 818                         error_dialog (this, wxString::Format (_("Bad setting for %s."), std_to_wx(e.setting()).data()), std_to_wx(e.what()));
 819                 } catch (std::exception& e) {
 820                         error_dialog (this, wxString::Format (_("Could not make DCP.")), std_to_wx(e.what()));
 821                 }
 822         }
 823
 824         void jobs_make_kdms ()
 825         {
 826                 if (!_film) {
 827                         return;
 828                 }
 829
 830                 _kdm_dialog.reset(this, _film);
 831                 _kdm_dialog->Show ();
 832         }
 833
 834         void jobs_make_dkdms ()
 835         {
 836                 if (!_film) {
 837                         return;
 838                 }
 839
 840                 _dkdm_dialog.reset(this, _film);
 841                 _dkdm_dialog->Show ();
 842         }
 843
 844         /** @return false if we succeeded, true if not */
 845         bool send_to_other_tool (int port, function<void()> start, string message)
 846         {
 847                 /* i = 0; try to connect via socket
 848                    i = 1; try again, and then try to start the tool
 849                    i = 2 onwards; try again.
 850                 */
 851                 for (int i = 0; i < 8; ++i) {
 852                         try {
 853                                 boost::asio::io_service io_service;
 854                                 boost::asio::ip::tcp::resolver resolver (io_service);
 855                                 boost::asio::ip::tcp::resolver::query query ("127.0.0.1", raw_convert<string> (port));
 856                                 boost::asio::ip::tcp::resolver::iterator endpoint_iterator = resolver.resolve (query);
 857                                 Socket socket (5);
 858                                 socket.connect (*endpoint_iterator);
 859                                 DCPOMATIC_ASSERT (_film->directory ());
 860                                 socket.write (message.length() + 1);
 861                                 socket.write ((uint8_t *) message.c_str(), message.length() + 1);
 862                                 /* OK\0 */
 863                                 uint8_t ok[3];
 864                                 socket.read (ok, 3);
 865                                 return false;
 866                         } catch (exception& e) {
 867
 868                         }
 869
 870                         if (i == 1) {
 871                                 start ();
 872                         }
 873
 874                         dcpomatic_sleep_seconds (1);
 875                 }
 876
 877                 return true;
 878         }
 879
 880         void jobs_make_dcp_batch ()
 881         {
 882                 if (!_film) {
 883                         return;
 884                 }
 885
 886                 if (Config::instance()->show_hints_before_make_dcp()) {
 887                         HintsDialog hints(this, _film, false);
 888                         if (hints.ShowModal() == wxID_CANCEL) {
 889                                 return;
 890                         }
 891                 }
 892
 893                 _film->write_metadata ();
 894
 895                 if (send_to_other_tool (BATCH_JOB_PORT, &start_batch_converter, _film->directory()->string())) {
 896 #ifdef DCPOMATIC_OSX
 897                         error_dialog (this, _("Could not start the batch converter.  You may need to download it from dcpomatic.com."));
 898 #else
 899                         error_dialog (this, _("Could not find batch converter."));
 900 #endif
 901                 }
 902         }
 903
 904         void jobs_open_dcp_in_player ()
 905         {
 906                 if (!_film) {
 907                         return;
 908                 }
 909
 910                 if (send_to_other_tool (PLAYER_PLAY_PORT, &start_player, _film->dir(_film->dcp_name(false)).string())) {
 911 #ifdef DCPOMATIC_OSX
 912                         error_dialog (this, _("Could not start the player.  You may need to download it from dcpomatic.com."));
 913 #else
 914                         error_dialog (this, _("Could not find player."));
 915 #endif
 916                 }
 917         }
 918
 919         void jobs_make_self_dkdm ()
 920         {
 921                 if (!_film) {
 922                         return;
 923                 }
 924
 925                 SelfDKDMDialog dialog(this, _film);
 926                 if (dialog.ShowModal() != wxID_OK) {
 927                         return;
 928                 }
 929
 930                 NagDialog::maybe_nag (
 931                         this,
 932                         Config::NAG_DKDM_CONFIG,
 933                         wxString::Format (
 934                                 _("You are making a DKDM which is encrypted by a private key held in"
 935                                   "\n\n<tt>%s</tt>\n\nIt is <span weight=\"bold\" size=\"larger\">VITALLY IMPORTANT</span> "
 936                                   "that you <span weight=\"bold\" size=\"larger\">BACK UP THIS FILE</span> since if it is lost "
 937                                   "your DKDMs (and the DCPs they protect) will become useless."), std_to_wx(Config::config_read_file().string()).data()
 938                                 )
 939                         );
 940
 941
 942                 dcp::LocalTime from (Config::instance()->signer_chain()->leaf().not_before());
 943                 from.add_days (1);
 944                 dcp::LocalTime to (Config::instance()->signer_chain()->leaf().not_after());
 945                 to.add_days (-1);
 946
 947                 auto signer = Config::instance()->signer_chain();
 948                 if (!signer->valid()) {
 949                         error_dialog(this, _("The certificate chain for signing is invalid"));
 950                         return;
 951                 }
 952
 953                 optional<dcp::EncryptedKDM> kdm;
 954                 try {
 955                         auto const decrypted_kdm = _film->make_kdm(dialog.cpl(), from, to);
 956                         auto const kdm = decrypted_kdm.encrypt(signer, Config::instance()->decryption_chain()->leaf(), {}, dcp::Formulation::MODIFIED_TRANSITIONAL_1, true, 0);
 957                         if (dialog.internal()) {
 958                                 auto dkdms = Config::instance()->dkdms();
 959                                 dkdms->add(make_shared<DKDM>(kdm));
 960                                 Config::instance()->changed ();
 961                         } else {
 962                                 auto path = dialog.directory() / (_film->dcp_name(false) + "_DKDM.xml");
 963                                 kdm.as_xml(path);
 964                         }
 965                 } catch (dcp::NotEncryptedError& e) {
 966                         error_dialog (this, _("CPL's content is not encrypted."));
 967                 } catch (exception& e) {
 968                         error_dialog (this, e.what ());
 969                 } catch (...) {
 970                         error_dialog (this, _("An unknown exception occurred."));
 971                 }
 972         }
 973
 974
 975         void jobs_export_video_file ()
 976         {
 977                 ExportVideoFileDialog dialog(this, _film->isdcf_name(true));
 978                 if (dialog.ShowModal() != wxID_OK) {
 979                         return;
 980                 }
 981
 982                 if (boost::filesystem::exists(dialog.path())) {
 983                         bool ok = confirm_dialog(
 984                                         this,
 985                                         wxString::Format(_("File %s already exists.  Do you want to overwrite it?"), std_to_wx(dialog.path().string()).data())
 986                                         );
 987
 988                         if (!ok) {
 989                                 return;
 990                         }
 991                 }
 992
 993                 auto job = make_shared<TranscodeJob>(_film, TranscodeJob::ChangedBehaviour::EXAMINE_THEN_STOP);
 994                 job->set_encoder (
 995                         make_shared<FFmpegEncoder> (
 996                                 _film, job, dialog.path(), dialog.format(), dialog.mixdown_to_stereo(), dialog.split_reels(), dialog.split_streams(), dialog.x264_crf())
 997                         );
 998                 JobManager::instance()->add (job);
 999         }
1000
1001
1002         void jobs_export_subtitles ()
1003         {
1004                 ExportSubtitlesDialog dialog(this, _film->reels().size(), _film->interop());
1005                 if (dialog.ShowModal() != wxID_OK) {
1006                         return;
1007                 }
1008                 auto job = make_shared<TranscodeJob>(_film, TranscodeJob::ChangedBehaviour::EXAMINE_THEN_STOP);
1009                 job->set_encoder(
1010                         make_shared<SubtitleEncoder>(_film, job, dialog.path(), _film->isdcf_name(true), dialog.split_reels(), dialog.include_font())
1011                         );
1012                 JobManager::instance()->add(job);
1013         }
1014
1015
1016         void jobs_send_dcp_to_tms ()
1017         {
1018                 _film->send_dcp_to_tms ();
1019         }
1020
1021         void jobs_show_dcp ()
1022         {
1023                 DCPOMATIC_ASSERT (_film->directory ());
1024                 if (show_in_file_manager(_film->directory().get(), _film->dir(_film->dcp_name(false)))) {
1025                         error_dialog (this, _("Could not show DCP."));
1026                 }
1027         }
1028
1029         void view_closed_captions ()
1030         {
1031                 _film_viewer.show_closed_captions ();
1032         }
1033
1034         void view_video_waveform ()
1035         {
1036                 if (!_video_waveform_dialog) {
1037                         _video_waveform_dialog.reset(this, _film, _film_viewer);
1038                 }
1039
1040                 _video_waveform_dialog->Show ();
1041         }
1042
1043         void tools_system_information ()
1044         {
1045                 if (!_system_information_dialog) {
1046                         _system_information_dialog = new SystemInformationDialog (this, _film_viewer);
1047                 }
1048
1049                 _system_information_dialog->Show ();
1050         }
1051
1052         void tools_hints ()
1053         {
1054                 if (!_hints_dialog) {
1055                         _hints_dialog = new HintsDialog (this, _film, true);
1056                 }
1057
1058                 _hints_dialog->Show ();
1059         }
1060
1061         void tools_encoding_servers ()
1062         {
1063                 if (!_servers_list_dialog) {
1064                         _servers_list_dialog = new ServersListDialog (this);
1065                 }
1066
1067                 _servers_list_dialog->Show ();
1068         }
1069
1070         void tools_manage_templates ()
1071         {
1072                 if (!_templates_dialog) {
1073                         _templates_dialog.reset(this);
1074                 }
1075
1076                 _templates_dialog->Show ();
1077         }
1078
1079         void tools_check_for_updates ()
1080         {
1081                 _update_news_requested = true;
1082                 UpdateChecker::instance()->run();
1083         }
1084
1085         void tools_send_translations ()
1086         {
1087                 SendI18NDialog dialog(this);
1088                 if (dialog.ShowModal() != wxID_OK) {
1089                         return;
1090                 }
1091
1092                 string body;
1093                 body += dialog.name() + "\n";
1094                 body += dialog.language() + "\n";
1095                 body += string(dcpomatic_version) + " " + string(dcpomatic_git_commit) + "\n";
1096                 body += "--\n";
1097                 auto translations = I18NHook::translations ();
1098                 for (auto i: translations) {
1099                         body += i.first + "\n" + i.second + "\n\n";
1100                 }
1101                 list<string> to = { "carl@dcpomatic.com" };
1102                 if (dialog.email().find("@") == string::npos) {
1103                         error_dialog (this, _("You must enter a valid email address when sending translations, "
1104                                               "otherwise the DCP-o-matic maintainers cannot credit you or contact you with questions."));
1105                 } else {
1106                         Emailer emailer(dialog.email(), to, "DCP-o-matic translations", body);
1107                         try {
1108                                 emailer.send ("main.carlh.net", 2525, EmailProtocol::STARTTLS);
1109                         } catch (NetworkError& e) {
1110                                 error_dialog (this, _("Could not send translations"), std_to_wx(e.what()));
1111                         }
1112                 }
1113         }
1114
1115         void help_about ()
1116         {
1117                 AboutDialog dialog(this);
1118                 dialog.ShowModal();
1119         }
1120
1121         void help_report_a_problem ()
1122         {
1123                 ReportProblemDialog dialog(this, _film);
1124                 if (dialog.ShowModal() == wxID_OK) {
1125                         dialog.report();
1126                 }
1127         }
1128
1129         bool should_close ()
1130         {
1131                 if (!JobManager::instance()->work_to_do ()) {
1132                         return true;
1133                 }
1134
1135                 wxMessageDialog dialog(
1136                         nullptr,
1137                         _("There are unfinished jobs; are you sure you want to quit?"),
1138                         _("Unfinished jobs"),
1139                         wxYES_NO | wxYES_DEFAULT | wxICON_QUESTION
1140                         );
1141
1142                 return dialog.ShowModal() == wxID_YES;
1143         }
1144
1145         void close (wxCloseEvent& ev)
1146         {
1147                 if (!should_close ()) {
1148                         ev.Veto ();
1149                         return;
1150                 }
1151
1152                 if (_film && _film->dirty ()) {
1153                         FilmChangedClosingDialog dialog(_film->name());
1154                         switch (dialog.run()) {
1155                         case wxID_NO:
1156                                 /* Don't save and carry on to close */
1157                                 break;
1158                         case wxID_YES:
1159                                 /* Save and carry on to close */
1160                                 _film->write_metadata ();
1161                                 break;
1162                         case wxID_CANCEL:
1163                                 /* Veto the event and stop */
1164                                 ev.Veto ();
1165                                 return;
1166                         }
1167                 }
1168
1169                 /* We don't want to hear about any more configuration changes, since they
1170                    cause the File menu to be altered, which itself will be deleted around
1171                    now (without, as far as I can see, any way for us to find out).
1172                 */
1173                 _config_changed_connection.disconnect ();
1174
1175                 /* Also stop hearing about analytics-related stuff */
1176                 _analytics_message_connection.disconnect ();
1177
1178                 ev.Skip ();
1179         }
1180
1181         void active_jobs_changed()
1182         {
1183                 /* ActiveJobsChanged can be called while JobManager holds a lock on its mutex, making
1184                  * the call to JobManager::get() in set_menu_sensitivity() deadlock unless we work around
1185                  * it by using an idle callback.  This feels quite unpleasant.
1186                  */
1187                 signal_manager->when_idle(boost::bind(&DOMFrame::set_menu_sensitivity, this));
1188         }
1189
1190         void set_menu_sensitivity ()
1191         {
1192                 auto jobs = JobManager::instance()->get ();
1193                 auto i = jobs.begin();
1194                 while (i != jobs.end() && (*i)->json_name() != "transcode") {
1195                         ++i;
1196                 }
1197                 bool const dcp_creation = (i != jobs.end ()) && !(*i)->finished ();
1198                 bool const have_cpl = _film && !_film->cpls().empty ();
1199                 bool const have_single_selected_content = _film_editor->content_panel()->selected().size() == 1;
1200                 bool const have_selected_content = !_film_editor->content_panel()->selected().empty();
1201                 bool const have_selected_video_content = !_film_editor->content_panel()->selected_video().empty();
1202
1203                 for (auto j: menu_items) {
1204
1205                         bool enabled = true;
1206
1207                         if ((j.second & NEEDS_FILM) && !_film) {
1208                                 enabled = false;
1209                         }
1210
1211                         if ((j.second & NOT_DURING_DCP_CREATION) && dcp_creation) {
1212                                 enabled = false;
1213                         }
1214
1215                         if ((j.second & NEEDS_CPL) && !have_cpl) {
1216                                 enabled = false;
1217                         }
1218
1219                         if ((j.second & NEEDS_SELECTED_CONTENT) && !have_selected_content) {
1220                                 enabled = false;
1221                         }
1222
1223                         if ((j.second & NEEDS_SINGLE_SELECTED_CONTENT) && !have_single_selected_content) {
1224                                 enabled = false;
1225                         }
1226
1227                         if ((j.second & NEEDS_SELECTED_VIDEO_CONTENT) && !have_selected_video_content) {
1228                                 enabled = false;
1229                         }
1230
1231                         if ((j.second & NEEDS_CLIPBOARD) && !_clipboard) {
1232                                 enabled = false;
1233                         }
1234
1235                         if ((j.second & NEEDS_ENCRYPTION) && (!_film || !_film->encrypted())) {
1236                                 enabled = false;
1237                         }
1238
1239                         j.first->Enable (enabled);
1240                 }
1241         }
1242
1243         /** @return true if the operation that called this method
1244          *  should continue, false to abort it.
1245          */
1246         template <class T>
1247         bool maybe_save_film ()
1248         {
1249                 if (!_film) {
1250                         return true;
1251                 }
1252
1253                 if (_film->dirty ()) {
1254                         T d (_film->name ());
1255                         switch (d.run ()) {
1256                         case wxID_NO:
1257                                 return true;
1258                         case wxID_YES:
1259                                 _film->write_metadata ();
1260                                 return true;
1261                         case wxID_CANCEL:
1262                                 return false;
1263                         }
1264                 }
1265
1266                 return true;
1267         }
1268
1269         template <class T>
1270         bool maybe_save_then_delete_film ()
1271         {
1272                 bool const r = maybe_save_film<T> ();
1273                 if (r) {
1274                         _film.reset ();
1275                 }
1276                 return r;
1277         }
1278
1279         void add_item (wxMenu* menu, wxString text, int id, int sens)
1280         {
1281                 auto item = menu->Append (id, text);
1282                 menu_items.insert (make_pair (item, sens));
1283         }
1284
1285         void setup_menu (wxMenuBar* m)
1286         {
1287                 _file_menu = new wxMenu;
1288                 /* [Shortcut] Ctrl+N:New film */
1289                 add_item (_file_menu, _("New...\tCtrl-N"), ID_file_new, ALWAYS);
1290                 /* [Shortcut] Ctrl+O:Open existing film */
1291                 add_item (_file_menu, _("&Open...\tCtrl-O"), ID_file_open, ALWAYS);
1292                 _file_menu->AppendSeparator ();
1293                 /* [Shortcut] Ctrl+S:Save current film */
1294                 add_item (_file_menu, _("&Save\tCtrl-S"), ID_file_save, NEEDS_FILM);
1295                 _file_menu->AppendSeparator ();
1296                 add_item (_file_menu, _("Save as &template..."), ID_file_save_as_template, NEEDS_FILM);
1297                 add_item (_file_menu, _("Duplicate..."), ID_file_duplicate, NEEDS_FILM);
1298                 add_item (_file_menu, _("Duplicate and open..."), ID_file_duplicate_and_open, NEEDS_FILM);
1299
1300                 _history_position = _file_menu->GetMenuItems().GetCount();
1301
1302                 _file_menu->AppendSeparator ();
1303                 /* [Shortcut] Ctrl+W:Close current film */
1304                 add_item (_file_menu, _("&Close\tCtrl-W"), ID_file_close, NEEDS_FILM);
1305
1306 #ifndef __WXOSX__
1307                 _file_menu->AppendSeparator ();
1308 #endif
1309
1310 #ifdef __WXOSX__
1311                 add_item (_file_menu, _("&Exit"), wxID_EXIT, ALWAYS);
1312 #else
1313                 add_item (_file_menu, _("&Quit"), wxID_EXIT, ALWAYS);
1314 #endif
1315
1316                 auto edit = new wxMenu;
1317                 /* [Shortcut] Ctrl+C:Copy settings from currently selected content */
1318                 add_item (edit, _("Copy settings\tCtrl-C"), ID_edit_copy, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_SINGLE_SELECTED_CONTENT);
1319                 /* [Shortcut] Ctrl+V:Paste settings into currently selected content */
1320                 add_item (edit, _("Paste settings...\tCtrl-V"), ID_edit_paste, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_SELECTED_CONTENT | NEEDS_CLIPBOARD);
1321                 edit->AppendSeparator ();
1322                 /* [Shortcut] Shift+Ctrl+A:Select all content */
1323                 add_item (edit, _("Select all\tShift-Ctrl-A"), ID_edit_select_all, NEEDS_FILM);
1324
1325 #ifdef __WXOSX__
1326                 add_item (_file_menu, _("&Preferences...\tCtrl-P"), wxID_PREFERENCES, ALWAYS);
1327 #else
1328                 edit->AppendSeparator ();
1329                 /* [Shortcut] Ctrl+P:Open preferences window */
1330                 add_item (edit, _("&Preferences...\tCtrl-P"), wxID_PREFERENCES, ALWAYS);
1331 #endif
1332
1333                 auto jobs_menu = new wxMenu;
1334                 /* [Shortcut] Ctrl+M:Make DCP */
1335                 add_item (jobs_menu, _("&Make DCP\tCtrl-M"), ID_jobs_make_dcp, NEEDS_FILM | NOT_DURING_DCP_CREATION);
1336                 /* [Shortcut] Ctrl+B:Make DCP in the batch converter*/
1337                 add_item (jobs_menu, _("Make DCP in &batch converter\tCtrl-B"), ID_jobs_make_dcp_batch, NEEDS_FILM | NOT_DURING_DCP_CREATION);
1338                 jobs_menu->AppendSeparator ();
1339                 /* [Shortcut] Ctrl+K:Make KDMs */
1340                 add_item (jobs_menu, _("Make &KDMs...\tCtrl-K"), ID_jobs_make_kdms, NEEDS_FILM);
1341                 /* [Shortcut] Ctrl+D:Make DKDMs */
1342                 add_item (jobs_menu, _("Make &DKDMs...\tCtrl-D"), ID_jobs_make_dkdms, NEEDS_FILM);
1343                 add_item (jobs_menu, _("Make DKDM for DCP-o-matic..."), ID_jobs_make_self_dkdm, NEEDS_FILM | NEEDS_ENCRYPTION);
1344                 jobs_menu->AppendSeparator ();
1345                 /* [Shortcut] Ctrl+E:Export video file */
1346                 add_item (jobs_menu, _("Export video file...\tCtrl-E"), ID_jobs_export_video_file, NEEDS_FILM);
1347                 add_item (jobs_menu, _("Export subtitles..."), ID_jobs_export_subtitles, NEEDS_FILM);
1348                 jobs_menu->AppendSeparator ();
1349                 add_item (jobs_menu, _("&Send DCP to TMS"), ID_jobs_send_dcp_to_tms, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
1350
1351 #if defined(DCPOMATIC_OSX)
1352                 add_item (jobs_menu, _("S&how DCP in Finder"), ID_jobs_show_dcp, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
1353 #elif defined(DCPOMATIC_WINDOWS)
1354                 add_item (jobs_menu, _("S&how DCP in Explorer"), ID_jobs_show_dcp, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
1355 #else
1356                 add_item (jobs_menu, _("S&how DCP in Files"), ID_jobs_show_dcp, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
1357 #endif
1358
1359                 add_item (jobs_menu, _("Open DCP in &player"), ID_jobs_open_dcp_in_player, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
1360
1361                 auto view = new wxMenu;
1362                 add_item (view, _("Closed captions..."), ID_view_closed_captions, NEEDS_FILM);
1363                 add_item (view, _("Video waveform..."), ID_view_video_waveform, NEEDS_FILM);
1364
1365                 auto tools = new wxMenu;
1366                 add_item (tools, _("Hints..."), ID_tools_hints, NEEDS_FILM);
1367                 add_item (tools, _("Encoding servers..."), ID_tools_encoding_servers, 0);
1368                 add_item (tools, _("Manage templates..."), ID_tools_manage_templates, 0);
1369                 add_item (tools, _("Check for updates"), ID_tools_check_for_updates, 0);
1370                 add_item (tools, _("Send translations..."), ID_tools_send_translations, 0);
1371                 add_item (tools, _("System information..."), ID_tools_system_information, 0);
1372                 tools->AppendSeparator ();
1373                 add_item (tools, _("Restore default preferences"), ID_tools_restore_default_preferences, ALWAYS);
1374                 tools->AppendSeparator ();
1375                 add_item (tools, _("Export preferences..."), ID_tools_export_preferences, ALWAYS);
1376
1377                 wxMenu* help = new wxMenu;
1378 #ifdef __WXOSX__
1379                 add_item (help, _("About DCP-o-matic"), wxID_ABOUT, ALWAYS);
1380 #else
1381                 add_item (help, _("About"), wxID_ABOUT, ALWAYS);
1382 #endif
1383                 add_item (help, _("Report a problem..."), ID_help_report_a_problem, NEEDS_FILM);
1384
1385                 m->Append (_file_menu, _("&File"));
1386                 m->Append (edit, _("&Edit"));
1387                 m->Append (jobs_menu, _("&Jobs"));
1388                 m->Append (view, _("&View"));
1389                 m->Append (tools, _("&Tools"));
1390                 m->Append (help, _("&Help"));
1391         }
1392
1393         void config_changed (Config::Property what)
1394         {
1395                 /* Instantly save any config changes when using the DCP-o-matic GUI */
1396                 if (what == Config::CINEMAS) {
1397                         try {
1398                                 Config::instance()->write_cinemas();
1399                         } catch (exception& e) {
1400                                 error_dialog (
1401                                         this,
1402                                         wxString::Format (
1403                                                 _("Could not write to cinemas file at %s.  Your changes have not been saved."),
1404                                                 std_to_wx (Config::instance()->cinemas_file().string()).data()
1405                                                 )
1406                                         );
1407                         }
1408                 } else {
1409                         try {
1410                                 Config::instance()->write_config();
1411                         } catch (exception& e) {
1412                                 error_dialog (
1413                                         this,
1414                                         wxString::Format (
1415                                                 _("Could not write to config file at %s.  Your changes have not been saved."),
1416                                                 std_to_wx (Config::instance()->cinemas_file().string()).data()
1417                                                 )
1418                                         );
1419                         }
1420                 }
1421
1422                 for (int i = 0; i < _history_items; ++i) {
1423                         delete _file_menu->Remove (ID_file_history + i);
1424                 }
1425
1426                 if (_history_separator) {
1427                         _file_menu->Remove (_history_separator);
1428                 }
1429                 delete _history_separator;
1430                 _history_separator = 0;
1431
1432                 int pos = _history_position;
1433
1434                 /* Clear out non-existent history items before we re-build the menu */
1435                 Config::instance()->clean_history ();
1436                 auto history = Config::instance()->history();
1437
1438                 if (!history.empty ()) {
1439                         _history_separator = _file_menu->InsertSeparator (pos++);
1440                 }
1441
1442                 for (size_t i = 0; i < history.size(); ++i) {
1443                         string s;
1444                         if (i < 9) {
1445                                 s = String::compose ("&%1 %2", i + 1, history[i].string());
1446                         } else {
1447                                 s = history[i].string();
1448                         }
1449                         _file_menu->Insert (pos++, ID_file_history + i, std_to_wx (s));
1450                 }
1451
1452                 _history_items = history.size ();
1453
1454                 dcpomatic_log->set_types (Config::instance()->log_types());
1455         }
1456
1457         void update_checker_state_changed ()
1458         {
1459                 auto uc = UpdateChecker::instance ();
1460
1461                 bool const announce =
1462                         _update_news_requested ||
1463                         (uc->stable() && Config::instance()->check_for_updates()) ||
1464                         (uc->test() && Config::instance()->check_for_updates() && Config::instance()->check_for_test_updates());
1465
1466                 _update_news_requested = false;
1467
1468                 if (!announce) {
1469                         return;
1470                 }
1471
1472                 if (uc->state() == UpdateChecker::State::YES) {
1473                         UpdateDialog dialog(this, uc->stable(), uc->test());
1474                         dialog.ShowModal();
1475                 } else if (uc->state() == UpdateChecker::State::FAILED) {
1476                         error_dialog (this, _("The DCP-o-matic download server could not be contacted."));
1477                 } else {
1478                         error_dialog (this, _("There are no new versions of DCP-o-matic available."));
1479                 }
1480
1481                 _update_news_requested = false;
1482         }
1483
1484         void start_stop_pressed ()
1485         {
1486                 if (_film_viewer.playing()) {
1487                         _film_viewer.stop();
1488                 } else {
1489                         _film_viewer.start();
1490                 }
1491         }
1492
1493         void timeline_pressed ()
1494         {
1495                 _film_editor->content_panel()->timeline_clicked ();
1496         }
1497
1498         void back_frame ()
1499         {
1500                 _film_viewer.seek_by(-_film_viewer.one_video_frame(), true);
1501         }
1502
1503         void forward_frame ()
1504         {
1505                 _film_viewer.seek_by(_film_viewer.one_video_frame(), true);
1506         }
1507
1508         void analytics_message (string title, string html)
1509         {
1510                 HTMLDialog dialog(this, std_to_wx(title), std_to_wx(html));
1511                 dialog.ShowModal();
1512         }
1513
1514         void set_title ()
1515         {
1516                 auto s = wx_to_std(_("DCP-o-matic"));
1517                 if (_film) {
1518                         if (_film->directory()) {
1519                                 s += " - " + _film->directory()->string();
1520                         }
1521                         if (_film->dirty()) {
1522                                 s += " *";
1523                         }
1524                 }
1525
1526                 SetTitle (std_to_wx(s));
1527         }
1528
1529         FilmEditor* _film_editor;
1530         LimitedFrameSplitter* _splitter;
1531         wxPanel* _right_panel;
1532         FilmViewer _film_viewer;
1533         StandardControls* _controls;
1534         wx_ptr<VideoWaveformDialog> _video_waveform_dialog;
1535         SystemInformationDialog* _system_information_dialog = nullptr;
1536         HintsDialog* _hints_dialog = nullptr;
1537         ServersListDialog* _servers_list_dialog = nullptr;
1538         wxPreferencesEditor* _config_dialog = nullptr;
1539         wx_ptr<KDMDialog> _kdm_dialog;
1540         wx_ptr<DKDMDialog> _dkdm_dialog;
1541         wx_ptr<TemplatesDialog> _templates_dialog;
1542         wxMenu* _file_menu = nullptr;
1543         shared_ptr<Film> _film;
1544         int _history_items = 0;
1545         int _history_position = 0;
1546         wxMenuItem* _history_separator = nullptr;
1547         boost::signals2::scoped_connection _config_changed_connection;
1548         boost::signals2::scoped_connection _analytics_message_connection;
1549         bool _update_news_requested = false;
1550         shared_ptr<Content> _clipboard;
1551         bool _first_shown_called = false;
1552 };
1553
1554
1555 static const wxCmdLineEntryDesc command_line_description[] = {
1556         { wxCMD_LINE_SWITCH, "n", "new", "create new film", wxCMD_LINE_VAL_NONE, wxCMD_LINE_PARAM_OPTIONAL },
1557         { wxCMD_LINE_OPTION, "c", "content", "add content file / directory", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
1558         { wxCMD_LINE_OPTION, "d", "dcp", "add content DCP", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
1559         { wxCMD_LINE_SWITCH, "v", "version", "show DCP-o-matic version", wxCMD_LINE_VAL_NONE, wxCMD_LINE_PARAM_OPTIONAL },
1560         { wxCMD_LINE_OPTION, "", "config", "directory containing config.xml and cinemas.xml", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
1561         { wxCMD_LINE_PARAM, 0, 0, "film to load or create", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
1562         { wxCMD_LINE_NONE, "", "", "", wxCmdLineParamType (0), 0 }
1563 };
1564
1565
1566 /** @class App
1567  *  @brief The magic App class for wxWidgets.
1568  */
1569 class App : public wxApp
1570 {
1571 public:
1572         App ()
1573                 : wxApp ()
1574         {
1575 #ifdef DCPOMATIC_LINUX
1576                 XInitThreads ();
1577 #endif
1578         }
1579
1580 private:
1581
1582         bool OnInit () override
1583         {
1584                 try {
1585                         wxInitAllImageHandlers ();
1586
1587                         Config::FailedToLoad.connect(boost::bind(&App::config_failed_to_load, this, _1));
1588                         Config::Warning.connect (boost::bind (&App::config_warning, this, _1));
1589
1590                         _splash = maybe_show_splash ();
1591
1592                         SetAppName (_("DCP-o-matic"));
1593
1594                         if (!wxApp::OnInit()) {
1595                                 return false;
1596                         }
1597
1598 #ifdef DCPOMATIC_LINUX
1599                         unsetenv ("UBUNTU_MENUPROXY");
1600 #endif
1601
1602 #ifdef DCPOMATIC_OSX
1603                         dcpomatic_sleep_seconds (1);
1604                         make_foreground_application ();
1605 #endif
1606
1607                         dcpomatic_setup_path_encoding ();
1608
1609                         /* Enable i18n; this will create a Config object
1610                            to look for a force-configured language.  This Config
1611                            object will be wrong, however, because dcpomatic_setup
1612                            hasn't yet been called and there aren't any filters etc.
1613                            set up yet.
1614                         */
1615                         dcpomatic_setup_i18n ();
1616
1617                         /* Set things up, including filters etc.
1618                            which will now be internationalised correctly.
1619                         */
1620                         dcpomatic_setup ();
1621
1622                         /* Force the configuration to be re-loaded correctly next
1623                            time it is needed.
1624                         */
1625                         Config::drop ();
1626
1627                         /* We only look out for bad configuration from here on, as before
1628                            dcpomatic_setup() we haven't got OpenSSL ready so there will be
1629                            incorrect certificate chain validity errors.
1630                         */
1631                         Config::Bad.connect (boost::bind(&App::config_bad, this, _1));
1632
1633                         _frame = new DOMFrame (_("DCP-o-matic"));
1634                         SetTopWindow (_frame);
1635                         _frame->Maximize ();
1636                         close_splash ();
1637
1638                         if (running_32_on_64 ()) {
1639                                 NagDialog::maybe_nag (
1640                                         _frame, Config::NAG_32_ON_64,
1641                                         _("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."),
1642                                         false);
1643                         }
1644
1645                         _frame->Show ();
1646
1647                         signal_manager = new wxSignalManager (this);
1648                         Bind (wxEVT_IDLE, boost::bind (&App::idle, this, _1));
1649
1650                         if (!_film_to_load.empty() && boost::filesystem::is_directory(_film_to_load)) {
1651                                 try {
1652                                         _frame->load_film (_film_to_load);
1653                                 } catch (exception& e) {
1654                                         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()));
1655                                 }
1656                         }
1657
1658                         if (!_film_to_create.empty ()) {
1659                                 _frame->new_film (_film_to_create, optional<string>());
1660                                 if (!_content_to_add.empty()) {
1661                                         for (auto i: content_factory(_content_to_add)) {
1662                                                 _frame->film()->examine_and_add_content(i);
1663                                         }
1664                                 }
1665                                 if (!_dcp_to_add.empty ()) {
1666                                         _frame->film()->examine_and_add_content(make_shared<DCPContent>(_dcp_to_add));
1667                                 }
1668                         }
1669
1670                         Bind (wxEVT_TIMER, boost::bind (&App::check, this));
1671                         _timer.reset (new wxTimer (this));
1672                         _timer->Start (1000);
1673
1674                         if (Config::instance()->check_for_updates ()) {
1675                                 UpdateChecker::instance()->run ();
1676                         }
1677
1678                         auto release_notes = find_release_notes(gui_is_dark());
1679                         if (release_notes) {
1680                                 HTMLDialog notes(nullptr, _("Release notes"), std_to_wx(*release_notes), true);
1681                                 notes.Centre();
1682                                 notes.ShowModal();
1683                         }
1684                 }
1685                 catch (exception& e)
1686                 {
1687                         _splash.reset();
1688                         error_dialog (nullptr, wxString::Format ("DCP-o-matic could not start."), std_to_wx(e.what()));
1689                 }
1690
1691                 return true;
1692         }
1693
1694         void OnInitCmdLine (wxCmdLineParser& parser) override
1695         {
1696                 parser.SetDesc (command_line_description);
1697                 parser.SetSwitchChars (wxT ("-"));
1698         }
1699
1700         bool OnCmdLineParsed (wxCmdLineParser& parser) override
1701         {
1702                 if (parser.Found (wxT("version"))) {
1703                         cout << "dcpomatic version " << dcpomatic_version << " " << dcpomatic_git_commit << "\n";
1704                         exit (EXIT_SUCCESS);
1705                 }
1706
1707                 if (parser.GetParamCount() > 0) {
1708                         if (parser.Found (wxT ("new"))) {
1709                                 _film_to_create = wx_to_std (parser.GetParam (0));
1710                         } else {
1711                                 _film_to_load = wx_to_std (parser.GetParam (0));
1712                         }
1713                 }
1714
1715                 wxString content;
1716                 if (parser.Found (wxT ("content"), &content)) {
1717                         _content_to_add = wx_to_std (content);
1718                 }
1719
1720                 wxString dcp;
1721                 if (parser.Found (wxT ("dcp"), &dcp)) {
1722                         _dcp_to_add = wx_to_std (dcp);
1723                 }
1724
1725                 wxString config;
1726                 if (parser.Found (wxT("config"), &config)) {
1727                         State::override_path = wx_to_std (config);
1728                 }
1729
1730                 return true;
1731         }
1732
1733         void report_exception ()
1734         {
1735                 try {
1736                         throw;
1737                 } catch (FileError& e) {
1738                         error_dialog (
1739                                 nullptr,
1740                                 wxString::Format(
1741                                         _("An exception occurred: %s (%s)\n\n") + REPORT_PROBLEM,
1742                                         std_to_wx (e.what()),
1743                                         std_to_wx (e.file().string().c_str())
1744                                         )
1745                                 );
1746                 } catch (boost::filesystem::filesystem_error& e) {
1747                         error_dialog (
1748                                 nullptr,
1749                                 wxString::Format(
1750                                         _("An exception occurred: %s (%s) (%s)\n\n") + REPORT_PROBLEM,
1751                                         std_to_wx (e.what()),
1752                                         std_to_wx (e.path1().string()),
1753                                         std_to_wx (e.path2().string())
1754                                         )
1755                                 );
1756                 } catch (exception& e) {
1757                         error_dialog (
1758                                 nullptr,
1759                                 wxString::Format(
1760                                         _("An exception occurred: %s.\n\n") + REPORT_PROBLEM,
1761                                         std_to_wx (e.what ())
1762                                         )
1763                                 );
1764                 } catch (...) {
1765                         error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
1766                 }
1767         }
1768
1769         /* An unhandled exception has occurred inside the main event loop */
1770         bool OnExceptionInMainLoop () override
1771         {
1772                 report_exception ();
1773                 /* This will terminate the program */
1774                 return false;
1775         }
1776
1777         void OnUnhandledException () override
1778         {
1779                 report_exception ();
1780         }
1781
1782         void idle (wxIdleEvent& ev)
1783         {
1784                 signal_manager->ui_idle ();
1785                 ev.Skip ();
1786         }
1787
1788         void check ()
1789         {
1790                 try {
1791                         EncodeServerFinder::instance()->rethrow ();
1792                 } catch (exception& e) {
1793                         error_dialog (0, std_to_wx (e.what ()));
1794                 }
1795         }
1796
1797         void close_splash ()
1798         {
1799                 _splash.reset();
1800         }
1801
1802         void config_failed_to_load (Config::LoadFailure what)
1803         {
1804                 report_config_load_failure(_frame, what);
1805         }
1806
1807         void config_warning (string m)
1808         {
1809                 message_dialog (_frame, std_to_wx(m));
1810         }
1811
1812         bool config_bad (Config::BadReason reason)
1813         {
1814                 /* Destroy the splash screen here, as otherwise bad things seem to happen (for reasons unknown)
1815                    when we open our recreate dialog, close it, *then* try to Destroy the splash (the Destroy fails).
1816                 */
1817                 _splash.reset();
1818
1819                 auto config = Config::instance();
1820                 switch (reason) {
1821                 case Config::BAD_SIGNER_UTF8_STRINGS:
1822                 {
1823                         if (config->nagged(Config::NAG_BAD_SIGNER_CHAIN_UTF8)) {
1824                                 return false;
1825                         }
1826                         RecreateChainDialog dialog(
1827                                 _frame, _("Recreate signing certificates"),
1828                                 _("The certificate chain that DCP-o-matic uses for signing DCPs and KDMs contains a small error\n"
1829                                   "which will prevent DCPs from being validated correctly on some systems.  Do you want to re-create\n"
1830                                   "the certificate chain for signing DCPs and KDMs?"),
1831                                 _("Do nothing"),
1832                                 Config::NAG_BAD_SIGNER_CHAIN_UTF8
1833                                 );
1834                         return dialog.ShowModal() == wxID_OK;
1835                 }
1836                 case Config::BAD_SIGNER_VALIDITY_TOO_LONG:
1837                 {
1838                         if (config->nagged(Config::NAG_BAD_SIGNER_CHAIN_VALIDITY)) {
1839                                 return false;
1840                         }
1841                         RecreateChainDialog dialog(
1842                                 _frame, _("Recreate signing certificates"),
1843                                 _("The certificate chain that DCP-o-matic uses for signing DCPs and KDMs has a validity period\n"
1844                                   "that is too long.  This will cause problems playing back DCPs on some systems.\n"
1845                                   "Do you want to re-create the certificate chain for signing DCPs and KDMs?"),
1846                                 _("Do nothing"),
1847                                 Config::NAG_BAD_SIGNER_CHAIN_VALIDITY
1848                                 );
1849                         return dialog.ShowModal() == wxID_OK;
1850                 }
1851                 case Config::BAD_SIGNER_INCONSISTENT:
1852                 {
1853                         RecreateChainDialog dialog(
1854                                 _frame, _("Recreate signing certificates"),
1855                                 _("The certificate chain that DCP-o-matic uses for signing DCPs and KDMs is inconsistent and\n"
1856                                   "cannot be used.  DCP-o-matic cannot start unless you re-create it.  Do you want to re-create\n"
1857                                   "the certificate chain for signing DCPs and KDMs?"),
1858                                 _("Close DCP-o-matic")
1859                                 );
1860                         if (dialog.ShowModal() != wxID_OK) {
1861                                 exit (EXIT_FAILURE);
1862                         }
1863                         return true;
1864                 }
1865                 case Config::BAD_DECRYPTION_INCONSISTENT:
1866                 {
1867                         RecreateChainDialog dialog(
1868                                 _frame, _("Recreate KDM decryption chain"),
1869                                 _("The certificate chain that DCP-o-matic uses for decrypting KDMs is inconsistent and\n"
1870                                   "cannot be used.  DCP-o-matic cannot start unless you re-create it.  Do you want to re-create\n"
1871                                   "the certificate chain for decrypting KDMs?  You may want to say \"No\" here and back up your\n"
1872                                   "configuration before continuing."),
1873                                 _("Close DCP-o-matic")
1874                                 );
1875                         if (dialog.ShowModal() != wxID_OK) {
1876                                 exit (EXIT_FAILURE);
1877                         }
1878                         return true;
1879                 }
1880                 default:
1881                         DCPOMATIC_ASSERT (false);
1882                 }
1883         }
1884
1885         DOMFrame* _frame = nullptr;
1886         wx_ptr<wxSplashScreen> _splash;
1887         shared_ptr<wxTimer> _timer;
1888         string _film_to_load;
1889         string _film_to_create;
1890         string _content_to_add;
1891         string _dcp_to_add;
1892 };
1893
1894
1895 IMPLEMENT_APP (App)