c193366312af286b18908724a9f3111438762703
[dcpomatic.git] / src / tools / dcpomatic.cc
1 /*
2     Copyright (C) 2012-2016 Carl Hetherington <cth@carlh.net>
3
4     This file is part of DCP-o-matic.
5
6     DCP-o-matic is free software; you can redistribute it and/or modify
7     it under the terms of the GNU General Public License as published by
8     the Free Software Foundation; either version 2 of the License, or
9     (at your option) any later version.
10
11     DCP-o-matic is distributed in the hope that it will be useful,
12     but WITHOUT ANY WARRANTY; without even the implied warranty of
13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14     GNU General Public License for more details.
15
16     You should have received a copy of the GNU General Public License
17     along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
18
19 */
20
21 /** @file  src/tools/dcpomatic.cc
22  *  @brief The main DCP-o-matic GUI.
23  */
24
25 #include "wx/film_viewer.h"
26 #include "wx/film_editor.h"
27 #include "wx/job_manager_view.h"
28 #include "wx/config_dialog.h"
29 #include "wx/wx_util.h"
30 #include "wx/film_name_location_dialog.h"
31 #include "wx/wx_signal_manager.h"
32 #include "wx/about_dialog.h"
33 #include "wx/kdm_dialog.h"
34 #include "wx/self_dkdm_dialog.h"
35 #include "wx/servers_list_dialog.h"
36 #include "wx/hints_dialog.h"
37 #include "wx/update_dialog.h"
38 #include "wx/content_panel.h"
39 #include "wx/report_problem_dialog.h"
40 #include "wx/video_waveform_dialog.h"
41 #include "wx/save_template_dialog.h"
42 #include "wx/templates_dialog.h"
43 #include "wx/nag_dialog.h"
44 #include "wx/export_dialog.h"
45 #include "lib/film.h"
46 #include "lib/config.h"
47 #include "lib/util.h"
48 #include "lib/video_content.h"
49 #include "lib/content.h"
50 #include "lib/version.h"
51 #include "lib/signal_manager.h"
52 #include "lib/log.h"
53 #include "lib/job_manager.h"
54 #include "lib/exceptions.h"
55 #include "lib/cinema.h"
56 #include "lib/screen_kdm.h"
57 #include "lib/send_kdm_email_job.h"
58 #include "lib/encode_server_finder.h"
59 #include "lib/update_checker.h"
60 #include "lib/cross.h"
61 #include "lib/content_factory.h"
62 #include "lib/compose.hpp"
63 #include "lib/cinema_kdms.h"
64 #include "lib/dcpomatic_socket.h"
65 #include "lib/hints.h"
66 #include "lib/dcp_content.h"
67 #include "lib/ffmpeg_transcoder.h"
68 #include "lib/transcode_job.h"
69 #include <dcp/exceptions.h>
70 #include <dcp/raw_convert.h>
71 #include <wx/generic/aboutdlgg.h>
72 #include <wx/stdpaths.h>
73 #include <wx/cmdline.h>
74 #include <wx/preferences.h>
75 #include <wx/splash.h>
76 #ifdef __WXMSW__
77 #include <shellapi.h>
78 #endif
79 #ifdef __WXOSX__
80 #include <ApplicationServices/ApplicationServices.h>
81 #endif
82 #include <boost/filesystem.hpp>
83 #include <boost/noncopyable.hpp>
84 #include <boost/foreach.hpp>
85 #include <iostream>
86 #include <fstream>
87 /* This is OK as it's only used with DCPOMATIC_WINDOWS */
88 #include <sstream>
89
90 #ifdef check
91 #undef check
92 #endif
93
94 using std::cout;
95 using std::wcout;
96 using std::string;
97 using std::vector;
98 using std::wstring;
99 using std::wstringstream;
100 using std::map;
101 using std::make_pair;
102 using std::list;
103 using std::exception;
104 using boost::shared_ptr;
105 using boost::dynamic_pointer_cast;
106 using boost::optional;
107 using dcp::raw_convert;
108
109 class FilmChangedClosingDialog : public boost::noncopyable
110 {
111 public:
112         FilmChangedClosingDialog (string name)
113         {
114                 _dialog = new wxMessageDialog (
115                         0,
116                         wxString::Format (_("Save changes to film \"%s\" before closing?"), std_to_wx (name).data()),
117                         /// TRANSLATORS: this is the heading for a dialog box, which tells the user that the current
118                         /// project (Film) has been changed since it was last saved.
119                         _("Film changed"),
120                         wxYES_NO | wxCANCEL | wxYES_DEFAULT | wxICON_QUESTION
121                         );
122
123                 _dialog->SetYesNoCancelLabels (
124                         _("Save film and close"), _("Close without saving film"), _("Don't close")
125                         );
126         }
127
128         ~FilmChangedClosingDialog ()
129         {
130                 _dialog->Destroy ();
131         }
132
133         int run ()
134         {
135                 return _dialog->ShowModal ();
136         }
137
138 private:
139         wxMessageDialog* _dialog;
140 };
141
142 class FilmChangedDuplicatingDialog : public boost::noncopyable
143 {
144 public:
145         FilmChangedDuplicatingDialog (string name)
146         {
147                 _dialog = new wxMessageDialog (
148                         0,
149                         wxString::Format (_("Save changes to film \"%s\" before duplicating?"), std_to_wx (name).data()),
150                         /// TRANSLATORS: this is the heading for a dialog box, which tells the user that the current
151                         /// project (Film) has been changed since it was last saved.
152                         _("Film changed"),
153                         wxYES_NO | wxCANCEL | wxYES_DEFAULT | wxICON_QUESTION
154                         );
155
156                 _dialog->SetYesNoCancelLabels (
157                         _("Save film and duplicate"), _("Duplicate without saving film"), _("Don't duplicate")
158                         );
159         }
160
161         ~FilmChangedDuplicatingDialog ()
162         {
163                 _dialog->Destroy ();
164         }
165
166         int run ()
167         {
168                 return _dialog->ShowModal ();
169         }
170
171 private:
172         wxMessageDialog* _dialog;
173 };
174
175 #define ALWAYS                       0x0
176 #define NEEDS_FILM                   0x1
177 #define NOT_DURING_DCP_CREATION      0x2
178 #define NEEDS_CPL                    0x4
179 #define NEEDS_SELECTED_VIDEO_CONTENT 0x8
180
181 map<wxMenuItem*, int> menu_items;
182
183 enum {
184         ID_file_new = 1,
185         ID_file_open,
186         ID_file_save,
187         ID_file_save_as_template,
188         ID_file_duplicate,
189         ID_file_duplicate_and_open,
190         ID_file_history,
191         /* Allow spare IDs after _history for the recent files list */
192         ID_content_scale_to_fit_width = 100,
193         ID_content_scale_to_fit_height,
194         ID_jobs_make_dcp,
195         ID_jobs_make_dcp_batch,
196         ID_jobs_make_kdms,
197         ID_jobs_make_self_dkdm,
198         ID_jobs_export,
199         ID_jobs_send_dcp_to_tms,
200         ID_jobs_show_dcp,
201         ID_tools_video_waveform,
202         ID_tools_hints,
203         ID_tools_encoding_servers,
204         ID_tools_manage_templates,
205         ID_tools_check_for_updates,
206         ID_tools_restore_default_preferences,
207         ID_help_report_a_problem,
208         /* IDs for shortcuts (with no associated menu item) */
209         ID_add_file,
210         ID_remove
211 };
212
213 class DOMFrame : public wxFrame
214 {
215 public:
216         DOMFrame (wxString const & title)
217                 : wxFrame (NULL, -1, title)
218                 , _video_waveform_dialog (0)
219                 , _hints_dialog (0)
220                 , _servers_list_dialog (0)
221                 , _config_dialog (0)
222                 , _kdm_dialog (0)
223                 , _templates_dialog (0)
224                 , _file_menu (0)
225                 , _history_items (0)
226                 , _history_position (0)
227                 , _history_separator (0)
228                 , _update_news_requested (false)
229         {
230 #if defined(DCPOMATIC_WINDOWS)
231                 if (Config::instance()->win32_console ()) {
232                         AllocConsole();
233
234                         HANDLE handle_out = GetStdHandle(STD_OUTPUT_HANDLE);
235                         int hCrt = _open_osfhandle((intptr_t) handle_out, _O_TEXT);
236                         FILE* hf_out = _fdopen(hCrt, "w");
237                         setvbuf(hf_out, NULL, _IONBF, 1);
238                         *stdout = *hf_out;
239
240                         HANDLE handle_in = GetStdHandle(STD_INPUT_HANDLE);
241                         hCrt = _open_osfhandle((intptr_t) handle_in, _O_TEXT);
242                         FILE* hf_in = _fdopen(hCrt, "r");
243                         setvbuf(hf_in, NULL, _IONBF, 128);
244                         *stdin = *hf_in;
245
246                         cout << "DCP-o-matic is starting." << "\n";
247                 }
248 #endif
249
250                 wxMenuBar* bar = new wxMenuBar;
251                 setup_menu (bar);
252                 SetMenuBar (bar);
253
254 #ifdef DCPOMATIC_WINDOWS
255                 SetIcon (wxIcon (std_to_wx ("id")));
256 #endif
257
258                 _config_changed_connection = Config::instance()->Changed.connect (boost::bind (&DOMFrame::config_changed, this, _1));
259                 config_changed (Config::OTHER);
260
261                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_new, this),                ID_file_new);
262                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_open, this),               ID_file_open);
263                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_save, this),               ID_file_save);
264                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_save_as_template, this),   ID_file_save_as_template);
265                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_duplicate, this),          ID_file_duplicate);
266                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_duplicate_and_open, this), ID_file_duplicate_and_open);
267                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_history, this, _1),        ID_file_history, ID_file_history + HISTORY_SIZE);
268                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::file_exit, this),               wxID_EXIT);
269                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::edit_preferences, this),        wxID_PREFERENCES);
270                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::content_scale_to_fit_width, this), ID_content_scale_to_fit_width);
271                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::content_scale_to_fit_height, this), ID_content_scale_to_fit_height);
272                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_make_dcp, this),           ID_jobs_make_dcp);
273                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_make_kdms, this),          ID_jobs_make_kdms);
274                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_make_dcp_batch, this),     ID_jobs_make_dcp_batch);
275                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_make_self_dkdm, this),     ID_jobs_make_self_dkdm);
276                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_export, this),             ID_jobs_export);
277                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_send_dcp_to_tms, this),    ID_jobs_send_dcp_to_tms);
278                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::jobs_show_dcp, this),           ID_jobs_show_dcp);
279                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_video_waveform, this),    ID_tools_video_waveform);
280                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_hints, this),             ID_tools_hints);
281                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_encoding_servers, this),  ID_tools_encoding_servers);
282                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_manage_templates, this),  ID_tools_manage_templates);
283                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_check_for_updates, this), ID_tools_check_for_updates);
284                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::tools_restore_default_preferences, this), ID_tools_restore_default_preferences);
285                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_about, this),              wxID_ABOUT);
286                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::help_report_a_problem, this),   ID_help_report_a_problem);
287
288                 Bind (wxEVT_CLOSE_WINDOW, boost::bind (&DOMFrame::close, this, _1));
289
290                 /* Use a panel as the only child of the Frame so that we avoid
291                    the dark-grey background on Windows.
292                 */
293                 wxPanel* overall_panel = new wxPanel (this, wxID_ANY);
294
295                 _film_viewer = new FilmViewer (overall_panel);
296                 _film_editor = new FilmEditor (overall_panel, _film_viewer);
297                 JobManagerView* job_manager_view = new JobManagerView (overall_panel, false);
298
299                 wxBoxSizer* right_sizer = new wxBoxSizer (wxVERTICAL);
300                 right_sizer->Add (_film_viewer, 2, wxEXPAND | wxALL, 6);
301                 right_sizer->Add (job_manager_view, 1, wxEXPAND | wxALL, 6);
302
303                 wxBoxSizer* main_sizer = new wxBoxSizer (wxHORIZONTAL);
304                 main_sizer->Add (_film_editor, 1, wxEXPAND | wxALL, 6);
305                 main_sizer->Add (right_sizer, 2, wxEXPAND | wxALL, 6);
306
307                 set_menu_sensitivity ();
308
309                 _film_editor->FileChanged.connect (bind (&DOMFrame::file_changed, this, _1));
310                 file_changed ("");
311
312                 JobManager::instance()->ActiveJobsChanged.connect (boost::bind (&DOMFrame::set_menu_sensitivity, this));
313
314                 overall_panel->SetSizer (main_sizer);
315
316                 wxAcceleratorEntry accel[2];
317                 accel[0].Set (wxACCEL_CTRL, static_cast<int>('A'), ID_add_file);
318                 accel[1].Set (wxACCEL_NORMAL, WXK_DELETE, ID_remove);
319                 Bind (wxEVT_MENU, boost::bind (&ContentPanel::add_file_clicked, _film_editor->content_panel()), ID_add_file);
320                 Bind (wxEVT_MENU, boost::bind (&DOMFrame::remove_clicked, this, _1), ID_remove);
321                 wxAcceleratorTable accel_table (2, accel);
322                 SetAcceleratorTable (accel_table);
323
324                 UpdateChecker::instance()->StateChanged.connect (boost::bind (&DOMFrame::update_checker_state_changed, this));
325         }
326
327         void remove_clicked (wxCommandEvent& ev)
328         {
329                 if (_film_editor->content_panel()->remove_clicked (true)) {
330                         ev.Skip ();
331                 }
332         }
333
334         void new_film (boost::filesystem::path path, optional<string> template_name)
335         {
336                 shared_ptr<Film> film (new Film (path));
337                 if (template_name) {
338                         film->use_template (template_name.get());
339                 }
340                 film->set_name (path.filename().generic_string());
341                 film->write_metadata ();
342                 set_film (film);
343         }
344
345         void load_film (boost::filesystem::path file)
346         try
347         {
348                 shared_ptr<Film> film (new Film (file));
349                 list<string> const notes = film->read_metadata ();
350
351                 if (film->state_version() == 4) {
352                         error_dialog (
353                                 0,
354                                 _("This film was created with an old version of DVD-o-matic and may not load correctly "
355                                   "in this version.  Please check the film's settings carefully.")
356                                 );
357                 }
358
359                 for (list<string>::const_iterator i = notes.begin(); i != notes.end(); ++i) {
360                         error_dialog (0, std_to_wx (*i));
361                 }
362
363                 set_film (film);
364         }
365         catch (std::exception& e) {
366                 wxString p = std_to_wx (file.string ());
367                 wxCharBuffer b = p.ToUTF8 ();
368                 error_dialog (this, wxString::Format (_("Could not open film at %s (%s)"), p.data(), std_to_wx (e.what()).data()));
369         }
370
371         void set_film (shared_ptr<Film> film)
372         {
373                 _film = film;
374                 _film_viewer->set_film (_film);
375                 _film_editor->set_film (_film);
376                 delete _video_waveform_dialog;
377                 _video_waveform_dialog = 0;
378                 set_menu_sensitivity ();
379                 if (_film->directory()) {
380                         Config::instance()->add_to_history (_film->directory().get());
381                 }
382         }
383
384         shared_ptr<Film> film () const {
385                 return _film;
386         }
387
388 private:
389
390         void file_changed (boost::filesystem::path f)
391         {
392                 string s = wx_to_std (_("DCP-o-matic"));
393                 if (!f.empty ()) {
394                         s += " - " + f.string ();
395                 }
396
397                 SetTitle (std_to_wx (s));
398         }
399
400         void file_new ()
401         {
402                 FilmNameLocationDialog* d = new FilmNameLocationDialog (this, _("New Film"), true);
403                 int const r = d->ShowModal ();
404
405                 if (r == wxID_OK && d->check_path() && maybe_save_then_delete_film<FilmChangedClosingDialog>()) {
406                         new_film (d->path(), d->template_name());
407                 }
408
409                 d->Destroy ();
410         }
411
412         void file_open ()
413         {
414                 wxDirDialog* c = new wxDirDialog (
415                         this,
416                         _("Select film to open"),
417                         std_to_wx (Config::instance()->default_directory_or (wx_to_std (wxStandardPaths::Get().GetDocumentsDir())).string ()),
418                         wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST
419                         );
420
421                 int r;
422                 while (true) {
423                         r = c->ShowModal ();
424                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
425                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
426                         } else {
427                                 break;
428                         }
429                 }
430
431                 if (r == wxID_OK && maybe_save_then_delete_film<FilmChangedClosingDialog>()) {
432                         load_film (wx_to_std (c->GetPath ()));
433                 }
434
435                 c->Destroy ();
436         }
437
438         void file_save ()
439         {
440                 _film->write_metadata ();
441         }
442
443         void file_save_as_template ()
444         {
445                 SaveTemplateDialog* d = new SaveTemplateDialog (this);
446                 int const r = d->ShowModal ();
447                 if (r == wxID_OK) {
448                         Config::instance()->save_template (_film, d->name ());
449                 }
450                 d->Destroy ();
451         }
452
453         void file_duplicate ()
454         {
455                 FilmNameLocationDialog* d = new FilmNameLocationDialog (this, _("Duplicate Film"), false);
456                 int const r = d->ShowModal ();
457
458                 if (r == wxID_OK && d->check_path() && maybe_save_film<FilmChangedDuplicatingDialog>()) {
459                         shared_ptr<Film> film (new Film (d->path()));
460                         film->copy_from (_film);
461                         film->set_name (d->path().filename().generic_string());
462                         film->write_metadata ();
463                 }
464
465                 d->Destroy ();
466         }
467
468         void file_duplicate_and_open ()
469         {
470                 FilmNameLocationDialog* d = new FilmNameLocationDialog (this, _("Duplicate Film"), false);
471                 int const r = d->ShowModal ();
472
473                 if (r == wxID_OK && d->check_path() && maybe_save_film<FilmChangedDuplicatingDialog>()) {
474                         shared_ptr<Film> film (new Film (d->path()));
475                         film->copy_from (_film);
476                         film->set_name (d->path().filename().generic_string());
477                         film->write_metadata ();
478                         set_film (film);
479                 }
480
481                 d->Destroy ();
482         }
483
484         void file_history (wxCommandEvent& event)
485         {
486                 vector<boost::filesystem::path> history = Config::instance()->history ();
487                 int n = event.GetId() - ID_file_history;
488                 if (n >= 0 && n < static_cast<int> (history.size ()) && maybe_save_then_delete_film<FilmChangedClosingDialog>()) {
489                         load_film (history[n]);
490                 }
491         }
492
493         void file_exit ()
494         {
495                 /* false here allows the close handler to veto the close request */
496                 Close (false);
497         }
498
499         void edit_preferences ()
500         {
501                 if (!_config_dialog) {
502                         _config_dialog = create_config_dialog ();
503                 }
504                 _config_dialog->Show (this);
505         }
506
507         void tools_restore_default_preferences ()
508         {
509                 wxMessageDialog* d = new wxMessageDialog (
510                         0,
511                         _("Are you sure you want to restore preferences to their defaults?  This cannot be undone."),
512                         _("Restore default preferences"),
513                         wxYES_NO | wxYES_DEFAULT | wxICON_QUESTION
514                         );
515
516                 int const r = d->ShowModal ();
517                 d->Destroy ();
518
519                 if (r == wxID_YES) {
520                         Config::restore_defaults ();
521                 }
522         }
523
524         void jobs_make_dcp ()
525         {
526                 double required;
527                 double available;
528                 bool can_hard_link;
529
530                 if (!_film->should_be_enough_disk_space (required, available, can_hard_link)) {
531                         wxString message;
532                         if (can_hard_link) {
533                                 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);
534                         } else {
535                                 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);
536                         }
537                         if (!confirm_dialog (this, message)) {
538                                 return;
539                         }
540                 }
541
542                 if (!get_hints(_film).empty() && Config::instance()->show_hints_before_make_dcp()) {
543                         HintsDialog* hints = new HintsDialog (this, _film, false);
544                         int const r = hints->ShowModal();
545                         hints->Destroy ();
546                         if (r == wxID_CANCEL) {
547                                 return;
548                         }
549                 }
550
551                 if (_film->encrypted ()) {
552                         NagDialog::maybe_nag (
553                                 this,
554                                 Config::NAG_ENCRYPTED_METADATA,
555                                 _("You are making an encrypted DCP.  It will not be possible to make KDMs for this DCP unless you have copies of "
556                                   "the <tt>metadata.xml</tt> file within the film and the metadata files within the DCP.\n\n"
557                                   "You should ensure that these files are <span weight=\"bold\" size=\"larger\">BACKED UP</span> "
558                                   "if you want to make KDMs for this film.")
559                                 );
560                 }
561
562                 /* Remove any existing DCP if the user agrees */
563                 boost::filesystem::path const dcp_dir = _film->dir (_film->dcp_name(), false);
564                 if (boost::filesystem::exists (dcp_dir)) {
565                         if (!confirm_dialog (this, wxString::Format (_("Do you want to overwrite the existing DCP %s?"), std_to_wx(dcp_dir.string()).data()))) {
566                                 return;
567                         }
568                         boost::filesystem::remove_all (dcp_dir);
569                 }
570
571                 try {
572                         /* It seems to make sense to auto-save metadata here, since the make DCP may last
573                            a long time, and crashes/power failures are moderately likely.
574                         */
575                         _film->write_metadata ();
576                         _film->make_dcp ();
577                 } catch (BadSettingError& e) {
578                         error_dialog (this, wxString::Format (_("Bad setting for %s (%s)"), std_to_wx(e.setting()).data(), std_to_wx(e.what()).data()));
579                 } catch (std::exception& e) {
580                         error_dialog (this, wxString::Format (_("Could not make DCP: %s."), std_to_wx(e.what()).data()));
581                 }
582         }
583
584         void jobs_make_kdms ()
585         {
586                 if (!_film) {
587                         return;
588                 }
589
590                 if (_kdm_dialog) {
591                         _kdm_dialog->Destroy ();
592                         _kdm_dialog = 0;
593                 }
594
595                 _kdm_dialog = new KDMDialog (this, _film);
596                 _kdm_dialog->Show ();
597         }
598
599         void jobs_make_dcp_batch ()
600         {
601                 if (!_film) {
602                         return;
603                 }
604
605                 if (!get_hints(_film).empty() && Config::instance()->show_hints_before_make_dcp()) {
606                         HintsDialog* hints = new HintsDialog (this, _film, false);
607                         int const r = hints->ShowModal();
608                         hints->Destroy ();
609                         if (r == wxID_CANCEL) {
610                                 return;
611                         }
612                 }
613
614                 _film->write_metadata ();
615
616                 /* i = 0; try to connect via socket
617                    i = 1; try again, and then try to start the batch converter
618                    i = 2 onwards; try again.
619                 */
620                 for (int i = 0; i < 8; ++i) {
621                         try {
622                                 boost::asio::io_service io_service;
623                                 boost::asio::ip::tcp::resolver resolver (io_service);
624                                 boost::asio::ip::tcp::resolver::query query ("127.0.0.1", raw_convert<string> (BATCH_JOB_PORT));
625                                 boost::asio::ip::tcp::resolver::iterator endpoint_iterator = resolver.resolve (query);
626                                 Socket socket (5);
627                                 socket.connect (*endpoint_iterator);
628                                 DCPOMATIC_ASSERT (_film->directory ());
629                                 string s = _film->directory()->string ();
630                                 socket.write (s.length() + 1);
631                                 socket.write ((uint8_t *) s.c_str(), s.length() + 1);
632                                 /* OK\0 */
633                                 uint8_t ok[3];
634                                 socket.read (ok, 3);
635                                 return;
636                         } catch (exception& e) {
637
638                         }
639
640                         if (i == 1) {
641                                 start_batch_converter (wx_to_std (wxStandardPaths::Get().GetExecutablePath()));
642                         }
643
644                         dcpomatic_sleep (1);
645                 }
646
647                 error_dialog (this, _("Could not find batch converter."));
648         }
649
650         void jobs_make_self_dkdm ()
651         {
652                 if (!_film) {
653                         return;
654                 }
655
656                 SelfDKDMDialog* d = new SelfDKDMDialog (this, _film);
657                 if (d->ShowModal () != wxID_OK) {
658                         d->Destroy ();
659                         return;
660                 }
661
662                 NagDialog::maybe_nag (
663                         this,
664                         Config::NAG_DKDM_CONFIG,
665                         wxString::Format (
666                                 _("You are making a DKDM which is encrypted by a private key held in"
667                                   "\n\n<tt>%s</tt>\n\nIt is <span weight=\"bold\" size=\"larger\">VITALLY IMPORTANT</span> "
668                                   "that you <span weight=\"bold\" size=\"larger\">BACK UP THIS FILE</span> since if it is lost "
669                                   "your DKDMs (and the DCPs they protect) will become useless."), std_to_wx(Config::config_path().string()).data()
670                                 )
671                         );
672
673                 optional<dcp::EncryptedKDM> kdm;
674                 try {
675                         kdm = _film->make_kdm (
676                                 Config::instance()->decryption_chain()->leaf(),
677                                 vector<dcp::Certificate> (),
678                                 d->cpl (),
679                                 dcp::LocalTime ("2012-01-01T01:00:00+00:00"),
680                                 dcp::LocalTime ("2112-01-01T01:00:00+00:00"),
681                                 dcp::MODIFIED_TRANSITIONAL_1
682                                 );
683                 } catch (dcp::NotEncryptedError& e) {
684                         error_dialog (this, _("CPL's content is not encrypted."));
685                 } catch (exception& e) {
686                         error_dialog (this, e.what ());
687                 } catch (...) {
688                         error_dialog (this, _("An unknown exception occurred."));
689                 }
690
691                 if (kdm) {
692                         if (d->internal ()) {
693                                 vector<dcp::EncryptedKDM> dkdms = Config::instance()->dkdms ();
694                                 dkdms.push_back (kdm.get());
695                                 Config::instance()->set_dkdms (dkdms);
696                         } else {
697                                 boost::filesystem::path path = d->directory() / (_film->dcp_name(false) + "_DKDM.xml");
698                                 kdm->as_xml (path);
699                         }
700                 }
701
702                 d->Destroy ();
703         }
704
705         void jobs_export ()
706         {
707                 ExportDialog* d = new ExportDialog (this);
708                 if (d->ShowModal() == wxID_OK) {
709                         shared_ptr<TranscodeJob> job (new TranscodeJob (_film));
710                         shared_ptr<FFmpegTranscoder> tx (new FFmpegTranscoder (_film, job, d->path(), d->format()));
711                         job->set_transcoder (tx);
712                         JobManager::instance()->add (job);
713                 }
714                 d->Destroy ();
715         }
716
717         void content_scale_to_fit_width ()
718         {
719                 ContentList vc = _film_editor->content_panel()->selected_video ();
720                 for (ContentList::iterator i = vc.begin(); i != vc.end(); ++i) {
721                         (*i)->video->scale_and_crop_to_fit_width ();
722                 }
723         }
724
725         void content_scale_to_fit_height ()
726         {
727                 ContentList vc = _film_editor->content_panel()->selected_video ();
728                 for (ContentList::iterator i = vc.begin(); i != vc.end(); ++i) {
729                         (*i)->video->scale_and_crop_to_fit_height ();
730                 }
731         }
732
733         void jobs_send_dcp_to_tms ()
734         {
735                 _film->send_dcp_to_tms ();
736         }
737
738         void jobs_show_dcp ()
739         {
740                 DCPOMATIC_ASSERT (_film->directory ());
741 #ifdef DCPOMATIC_WINDOWS
742                 wstringstream args;
743                 args << "/select," << _film->dir (_film->dcp_name(false));
744                 ShellExecute (0, L"open", L"explorer.exe", args.str().c_str(), 0, SW_SHOWDEFAULT);
745 #endif
746
747 #ifdef DCPOMATIC_LINUX
748                 int r = system ("which nautilus");
749                 if (WEXITSTATUS (r) == 0) {
750                         r = system (string ("nautilus " + _film->directory()->string()).c_str ());
751                         if (WEXITSTATUS (r)) {
752                                 error_dialog (this, _("Could not show DCP (could not run nautilus)"));
753                         }
754                 } else {
755                         int r = system ("which konqueror");
756                         if (WEXITSTATUS (r) == 0) {
757                                 r = system (string ("konqueror " + _film->directory()->string()).c_str ());
758                                 if (WEXITSTATUS (r)) {
759                                         error_dialog (this, _("Could not show DCP (could not run konqueror)"));
760                                 }
761                         }
762                 }
763 #endif
764
765 #ifdef DCPOMATIC_OSX
766                 int r = system (string ("open -R " + _film->dir (_film->dcp_name (false)).string ()).c_str ());
767                 if (WEXITSTATUS (r)) {
768                         error_dialog (this, _("Could not show DCP"));
769                 }
770 #endif
771         }
772
773         void tools_video_waveform ()
774         {
775                 if (!_video_waveform_dialog) {
776                         _video_waveform_dialog = new VideoWaveformDialog (this, _film, _film_viewer);
777                 }
778
779                 _video_waveform_dialog->Show ();
780         }
781
782         void tools_hints ()
783         {
784                 if (!_hints_dialog) {
785                         _hints_dialog = new HintsDialog (this, _film, true);
786                 }
787
788                 _hints_dialog->Show ();
789         }
790
791         void tools_encoding_servers ()
792         {
793                 if (!_servers_list_dialog) {
794                         _servers_list_dialog = new ServersListDialog (this);
795                 }
796
797                 _servers_list_dialog->Show ();
798         }
799
800         void tools_manage_templates ()
801         {
802                 if (!_templates_dialog) {
803                         _templates_dialog = new TemplatesDialog (this);
804                 }
805
806                 _templates_dialog->Show ();
807         }
808
809         void tools_check_for_updates ()
810         {
811                 UpdateChecker::instance()->run ();
812                 _update_news_requested = true;
813         }
814
815         void help_about ()
816         {
817                 AboutDialog* d = new AboutDialog (this);
818                 d->ShowModal ();
819                 d->Destroy ();
820         }
821
822         void help_report_a_problem ()
823         {
824                 ReportProblemDialog* d = new ReportProblemDialog (this, _film);
825                 if (d->ShowModal () == wxID_OK) {
826                         d->report ();
827                 }
828                 d->Destroy ();
829         }
830
831         bool should_close ()
832         {
833                 if (!JobManager::instance()->work_to_do ()) {
834                         return true;
835                 }
836
837                 wxMessageDialog* d = new wxMessageDialog (
838                         0,
839                         _("There are unfinished jobs; are you sure you want to quit?"),
840                         _("Unfinished jobs"),
841                         wxYES_NO | wxYES_DEFAULT | wxICON_QUESTION
842                         );
843
844                 bool const r = d->ShowModal() == wxID_YES;
845                 d->Destroy ();
846                 return r;
847         }
848
849         void close (wxCloseEvent& ev)
850         {
851                 if (!should_close ()) {
852                         ev.Veto ();
853                         return;
854                 }
855
856                 if (_film && _film->dirty ()) {
857
858                         FilmChangedClosingDialog* dialog = new FilmChangedClosingDialog (_film->name ());
859                         int const r = dialog->run ();
860                         delete dialog;
861
862                         switch (r) {
863                         case wxID_NO:
864                                 /* Don't save and carry on to close */
865                                 break;
866                         case wxID_YES:
867                                 /* Save and carry on to close */
868                                 _film->write_metadata ();
869                                 break;
870                         case wxID_CANCEL:
871                                 /* Veto the event and stop */
872                                 ev.Veto ();
873                                 return;
874                         }
875                 }
876
877                 /* We don't want to hear about any more configuration changes, since they
878                    cause the File menu to be altered, which itself will be deleted around
879                    now (without, as far as I can see, any way for us to find out).
880                 */
881                 _config_changed_connection.disconnect ();
882
883                 ev.Skip ();
884         }
885
886         void set_menu_sensitivity ()
887         {
888                 list<shared_ptr<Job> > jobs = JobManager::instance()->get ();
889                 list<shared_ptr<Job> >::iterator i = jobs.begin();
890                 while (i != jobs.end() && (*i)->json_name() != "transcode") {
891                         ++i;
892                 }
893                 bool const dcp_creation = (i != jobs.end ()) && !(*i)->finished ();
894                 bool const have_cpl = _film && !_film->cpls().empty ();
895                 bool const have_selected_video_content = !_film_editor->content_panel()->selected_video().empty();
896
897                 for (map<wxMenuItem*, int>::iterator j = menu_items.begin(); j != menu_items.end(); ++j) {
898
899                         bool enabled = true;
900
901                         if ((j->second & NEEDS_FILM) && !_film) {
902                                 enabled = false;
903                         }
904
905                         if ((j->second & NOT_DURING_DCP_CREATION) && dcp_creation) {
906                                 enabled = false;
907                         }
908
909                         if ((j->second & NEEDS_CPL) && !have_cpl) {
910                                 enabled = false;
911                         }
912
913                         if ((j->second & NEEDS_SELECTED_VIDEO_CONTENT) && !have_selected_video_content) {
914                                 enabled = false;
915                         }
916
917                         j->first->Enable (enabled);
918                 }
919         }
920
921         /** @return true if the operation that called this method
922          *  should continue, false to abort it.
923          */
924         template <class T>
925         bool maybe_save_film ()
926         {
927                 if (!_film) {
928                         return true;
929                 }
930
931                 if (_film->dirty ()) {
932                         T d (_film->name ());
933                         switch (d.run ()) {
934                         case wxID_NO:
935                                 return true;
936                         case wxID_YES:
937                                 _film->write_metadata ();
938                                 return true;
939                         case wxID_CANCEL:
940                                 return false;
941                         }
942                 }
943
944                 return true;
945         }
946
947         template <class T>
948         bool maybe_save_then_delete_film ()
949         {
950                 bool const r = maybe_save_film<T> ();
951                 if (r) {
952                         _film.reset ();
953                 }
954                 return r;
955         }
956
957         void add_item (wxMenu* menu, wxString text, int id, int sens)
958         {
959                 wxMenuItem* item = menu->Append (id, text);
960                 menu_items.insert (make_pair (item, sens));
961         }
962
963         void setup_menu (wxMenuBar* m)
964         {
965                 _file_menu = new wxMenu;
966                 add_item (_file_menu, _("New...\tCtrl-N"), ID_file_new, ALWAYS);
967                 add_item (_file_menu, _("&Open...\tCtrl-O"), ID_file_open, ALWAYS);
968                 _file_menu->AppendSeparator ();
969                 add_item (_file_menu, _("&Save\tCtrl-S"), ID_file_save, NEEDS_FILM);
970                 _file_menu->AppendSeparator ();
971                 add_item (_file_menu, _("Save as &template..."), ID_file_save_as_template, NEEDS_FILM);
972                 add_item (_file_menu, _("Duplicate..."), ID_file_duplicate, NEEDS_FILM);
973                 add_item (_file_menu, _("Duplicate and open..."), ID_file_duplicate_and_open, NEEDS_FILM);
974
975                 _history_position = _file_menu->GetMenuItems().GetCount();
976
977 #ifndef __WXOSX__
978                 _file_menu->AppendSeparator ();
979 #endif
980
981 #ifdef __WXOSX__
982                 add_item (_file_menu, _("&Exit"), wxID_EXIT, ALWAYS);
983 #else
984                 add_item (_file_menu, _("&Quit"), wxID_EXIT, ALWAYS);
985 #endif
986
987 #ifdef __WXOSX__
988                 add_item (_file_menu, _("&Preferences...\tCtrl-P"), wxID_PREFERENCES, ALWAYS);
989 #else
990                 wxMenu* edit = new wxMenu;
991                 add_item (edit, _("&Preferences...\tCtrl-P"), wxID_PREFERENCES, ALWAYS);
992 #endif
993
994                 wxMenu* content = new wxMenu;
995                 add_item (content, _("Scale to fit &width"), ID_content_scale_to_fit_width, NEEDS_FILM | NEEDS_SELECTED_VIDEO_CONTENT);
996                 add_item (content, _("Scale to fit &height"), ID_content_scale_to_fit_height, NEEDS_FILM | NEEDS_SELECTED_VIDEO_CONTENT);
997
998                 wxMenu* jobs_menu = new wxMenu;
999                 add_item (jobs_menu, _("&Make DCP\tCtrl-M"), ID_jobs_make_dcp, NEEDS_FILM | NOT_DURING_DCP_CREATION);
1000                 add_item (jobs_menu, _("Make DCP in &batch converter\tCtrl-B"), ID_jobs_make_dcp_batch, NEEDS_FILM | NOT_DURING_DCP_CREATION);
1001                 jobs_menu->AppendSeparator ();
1002                 add_item (jobs_menu, _("Make &KDMs...\tCtrl-K"), ID_jobs_make_kdms, NEEDS_FILM);
1003                 add_item (jobs_menu, _("Make DKDM for DCP-o-matic..."), ID_jobs_make_self_dkdm, NEEDS_FILM);
1004                 jobs_menu->AppendSeparator ();
1005                 add_item (jobs_menu, _("Export..."), ID_jobs_export, NEEDS_FILM);
1006                 jobs_menu->AppendSeparator ();
1007                 add_item (jobs_menu, _("&Send DCP to TMS"), ID_jobs_send_dcp_to_tms, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
1008                 add_item (jobs_menu, _("S&how DCP"), ID_jobs_show_dcp, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
1009
1010                 wxMenu* tools = new wxMenu;
1011                 add_item (tools, _("Video waveform..."), ID_tools_video_waveform, NEEDS_FILM);
1012                 add_item (tools, _("Hints..."), ID_tools_hints, 0);
1013                 add_item (tools, _("Encoding servers..."), ID_tools_encoding_servers, 0);
1014                 add_item (tools, _("Manage templates..."), ID_tools_manage_templates, 0);
1015                 add_item (tools, _("Check for updates"), ID_tools_check_for_updates, 0);
1016                 tools->AppendSeparator ();
1017                 add_item (tools, _("Restore default preferences"), ID_tools_restore_default_preferences, ALWAYS);
1018
1019                 wxMenu* help = new wxMenu;
1020 #ifdef __WXOSX__
1021                 add_item (help, _("About DCP-o-matic"), wxID_ABOUT, ALWAYS);
1022 #else
1023                 add_item (help, _("About"), wxID_ABOUT, ALWAYS);
1024 #endif
1025                 add_item (help, _("Report a problem..."), ID_help_report_a_problem, NEEDS_FILM);
1026
1027                 m->Append (_file_menu, _("&File"));
1028 #ifndef __WXOSX__
1029                 m->Append (edit, _("&Edit"));
1030 #endif
1031                 m->Append (content, _("&Content"));
1032                 m->Append (jobs_menu, _("&Jobs"));
1033                 m->Append (tools, _("&Tools"));
1034                 m->Append (help, _("&Help"));
1035         }
1036
1037         void config_changed (Config::Property what)
1038         {
1039                 /* Instantly save any config changes when using the DCP-o-matic GUI */
1040                 if (what == Config::CINEMAS) {
1041                         try {
1042                                 Config::instance()->write_cinemas();
1043                         } catch (exception& e) {
1044                                 error_dialog (
1045                                         this,
1046                                         wxString::Format (
1047                                                 _("Could not write to cinemas file at %s.  Your changes have not been saved."),
1048                                                 std_to_wx (Config::instance()->cinemas_file().string()).data()
1049                                                 )
1050                                         );
1051                         }
1052                 } else {
1053                         try {
1054                                 Config::instance()->write_config();
1055                         } catch (exception& e) {
1056                                 error_dialog (
1057                                         this,
1058                                         wxString::Format (
1059                                                 _("Could not write to config file at %s.  Your changes have not been saved."),
1060                                                 std_to_wx (Config::instance()->cinemas_file().string()).data()
1061                                                 )
1062                                         );
1063                         }
1064                 }
1065
1066                 for (int i = 0; i < _history_items; ++i) {
1067                         delete _file_menu->Remove (ID_file_history + i);
1068                 }
1069
1070                 if (_history_separator) {
1071                         _file_menu->Remove (_history_separator);
1072                 }
1073                 delete _history_separator;
1074                 _history_separator = 0;
1075
1076                 int pos = _history_position;
1077
1078                 vector<boost::filesystem::path> history = Config::instance()->history ();
1079
1080                 if (!history.empty ()) {
1081                         _history_separator = _file_menu->InsertSeparator (pos++);
1082                 }
1083
1084                 for (size_t i = 0; i < history.size(); ++i) {
1085                         string s;
1086                         if (i < 9) {
1087                                 s = String::compose ("&%1 %2", i + 1, history[i].string());
1088                         } else {
1089                                 s = history[i].string();
1090                         }
1091                         _file_menu->Insert (pos++, ID_file_history + i, std_to_wx (s));
1092                 }
1093
1094                 _history_items = history.size ();
1095         }
1096
1097         void update_checker_state_changed ()
1098         {
1099                 UpdateChecker* uc = UpdateChecker::instance ();
1100
1101                 bool const announce =
1102                         _update_news_requested ||
1103                         (uc->stable() && Config::instance()->check_for_updates()) ||
1104                         (uc->test() && Config::instance()->check_for_updates() && Config::instance()->check_for_test_updates());
1105
1106                 _update_news_requested = false;
1107
1108                 if (!announce) {
1109                         return;
1110                 }
1111
1112                 if (uc->state() == UpdateChecker::YES) {
1113                         UpdateDialog* dialog = new UpdateDialog (this, uc->stable (), uc->test ());
1114                         dialog->ShowModal ();
1115                         dialog->Destroy ();
1116                 } else if (uc->state() == UpdateChecker::FAILED) {
1117                         error_dialog (this, _("The DCP-o-matic download server could not be contacted."));
1118                 } else {
1119                         error_dialog (this, _("There are no new versions of DCP-o-matic available."));
1120                 }
1121
1122                 _update_news_requested = false;
1123         }
1124
1125         FilmEditor* _film_editor;
1126         FilmViewer* _film_viewer;
1127         VideoWaveformDialog* _video_waveform_dialog;
1128         HintsDialog* _hints_dialog;
1129         ServersListDialog* _servers_list_dialog;
1130         wxPreferencesEditor* _config_dialog;
1131         KDMDialog* _kdm_dialog;
1132         TemplatesDialog* _templates_dialog;
1133         wxMenu* _file_menu;
1134         shared_ptr<Film> _film;
1135         int _history_items;
1136         int _history_position;
1137         wxMenuItem* _history_separator;
1138         boost::signals2::scoped_connection _config_changed_connection;
1139         bool _update_news_requested;
1140 };
1141
1142 static const wxCmdLineEntryDesc command_line_description[] = {
1143         { wxCMD_LINE_SWITCH, "n", "new", "create new film", wxCMD_LINE_VAL_NONE, wxCMD_LINE_PARAM_OPTIONAL },
1144         { wxCMD_LINE_OPTION, "c", "content", "add content file / directory", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
1145         { wxCMD_LINE_OPTION, "d", "dcp", "add content DCP", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
1146         { wxCMD_LINE_PARAM, 0, 0, "film to load or create", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
1147         { wxCMD_LINE_NONE, "", "", "", wxCmdLineParamType (0), 0 }
1148 };
1149
1150 /** @class App
1151  *  @brief The magic App class for wxWidgets.
1152  */
1153 class App : public wxApp
1154 {
1155 public:
1156         App ()
1157                 : wxApp ()
1158                 , _frame (0)
1159         {}
1160
1161 private:
1162
1163         bool OnInit ()
1164         try
1165         {
1166                 wxInitAllImageHandlers ();
1167
1168                 Config::FailedToLoad.connect (boost::bind (&App::config_failed_to_load, this));
1169
1170                 wxSplashScreen* splash = 0;
1171                 try {
1172                         if (!Config::have_existing ("config.xml")) {
1173                                 wxBitmap bitmap;
1174                                 boost::filesystem::path p = shared_path () / "splash.png";
1175                                 if (bitmap.LoadFile (std_to_wx (p.string ()), wxBITMAP_TYPE_PNG)) {
1176                                         splash = new wxSplashScreen (bitmap, wxSPLASH_CENTRE_ON_SCREEN | wxSPLASH_NO_TIMEOUT, 0, 0, -1);
1177                                         wxYield ();
1178                                 }
1179                         }
1180                 } catch (boost::filesystem::filesystem_error& e) {
1181                         /* Maybe we couldn't find the splash image; never mind */
1182                 }
1183
1184                 SetAppName (_("DCP-o-matic"));
1185
1186                 if (!wxApp::OnInit()) {
1187                         return false;
1188                 }
1189
1190 #ifdef DCPOMATIC_LINUX
1191                 unsetenv ("UBUNTU_MENUPROXY");
1192 #endif
1193
1194 #ifdef __WXOSX__
1195                 ProcessSerialNumber serial;
1196                 GetCurrentProcess (&serial);
1197                 TransformProcessType (&serial, kProcessTransformToForegroundApplication);
1198 #endif
1199
1200                 dcpomatic_setup_path_encoding ();
1201
1202                 /* Enable i18n; this will create a Config object
1203                    to look for a force-configured language.  This Config
1204                    object will be wrong, however, because dcpomatic_setup
1205                    hasn't yet been called and there aren't any filters etc.
1206                    set up yet.
1207                 */
1208                 dcpomatic_setup_i18n ();
1209
1210                 /* Set things up, including filters etc.
1211                    which will now be internationalised correctly.
1212                 */
1213                 dcpomatic_setup ();
1214
1215                 /* Force the configuration to be re-loaded correctly next
1216                    time it is needed.
1217                 */
1218                 Config::drop ();
1219
1220                 _frame = new DOMFrame (_("DCP-o-matic"));
1221                 SetTopWindow (_frame);
1222                 _frame->Maximize ();
1223                 if (splash) {
1224                         splash->Destroy ();
1225                 }
1226                 _frame->Show ();
1227
1228                 if (!_film_to_load.empty() && boost::filesystem::is_directory (_film_to_load)) {
1229                         try {
1230                                 _frame->load_film (_film_to_load);
1231                         } catch (exception& e) {
1232                                 error_dialog (0, std_to_wx (String::compose (wx_to_std (_("Could not load film %1 (%2)")), _film_to_load, e.what())));
1233                         }
1234                 }
1235
1236                 if (!_film_to_create.empty ()) {
1237                         _frame->new_film (_film_to_create, optional<string> ());
1238                         if (!_content_to_add.empty ()) {
1239                                 BOOST_FOREACH (shared_ptr<Content> i, content_factory (_frame->film(), _content_to_add)) {
1240                                         _frame->film()->examine_and_add_content (i);
1241                                 }
1242                         }
1243                         if (!_dcp_to_add.empty ()) {
1244                                 _frame->film()->examine_and_add_content (shared_ptr<DCPContent> (new DCPContent (_frame->film(), _dcp_to_add)));
1245                         }
1246                 }
1247
1248                 signal_manager = new wxSignalManager (this);
1249                 Bind (wxEVT_IDLE, boost::bind (&App::idle, this));
1250
1251                 Bind (wxEVT_TIMER, boost::bind (&App::check, this));
1252                 _timer.reset (new wxTimer (this));
1253                 _timer->Start (1000);
1254
1255                 if (Config::instance()->check_for_updates ()) {
1256                         UpdateChecker::instance()->run ();
1257                 }
1258
1259                 return true;
1260         }
1261         catch (exception& e)
1262         {
1263                 error_dialog (0, wxString::Format ("DCP-o-matic could not start: %s", e.what ()));
1264                 return true;
1265         }
1266
1267         void OnInitCmdLine (wxCmdLineParser& parser)
1268         {
1269                 parser.SetDesc (command_line_description);
1270                 parser.SetSwitchChars (wxT ("-"));
1271         }
1272
1273         bool OnCmdLineParsed (wxCmdLineParser& parser)
1274         {
1275                 if (parser.GetParamCount() > 0) {
1276                         if (parser.Found (wxT ("new"))) {
1277                                 _film_to_create = wx_to_std (parser.GetParam (0));
1278                         } else {
1279                                 _film_to_load = wx_to_std (parser.GetParam (0));
1280                         }
1281                 }
1282
1283                 wxString content;
1284                 if (parser.Found (wxT ("content"), &content)) {
1285                         _content_to_add = wx_to_std (content);
1286                 }
1287
1288                 wxString dcp;
1289                 if (parser.Found (wxT ("dcp"), &dcp)) {
1290                         _dcp_to_add = wx_to_std (dcp);
1291                 }
1292
1293                 return true;
1294         }
1295
1296         void report_exception ()
1297         {
1298                 try {
1299                         throw;
1300                 } catch (FileError& e) {
1301                         error_dialog (
1302                                 0,
1303                                 wxString::Format (
1304                                         _("An exception occurred: %s (%s)\n\n") + REPORT_PROBLEM,
1305                                         std_to_wx (e.what()),
1306                                         std_to_wx (e.file().string().c_str ())
1307                                         )
1308                                 );
1309                 } catch (exception& e) {
1310                         error_dialog (
1311                                 0,
1312                                 wxString::Format (
1313                                         _("An exception occurred: %s.\n\n") + REPORT_PROBLEM,
1314                                         std_to_wx (e.what ())
1315                                         )
1316                                 );
1317                 } catch (...) {
1318                         error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
1319                 }
1320         }
1321
1322         /* An unhandled exception has occurred inside the main event loop */
1323         bool OnExceptionInMainLoop ()
1324         {
1325                 report_exception ();
1326                 /* This will terminate the program */
1327                 return false;
1328         }
1329
1330         void OnUnhandledException ()
1331         {
1332                 report_exception ();
1333         }
1334
1335         void idle ()
1336         {
1337                 signal_manager->ui_idle ();
1338         }
1339
1340         void check ()
1341         {
1342                 try {
1343                         EncodeServerFinder::instance()->rethrow ();
1344                 } catch (exception& e) {
1345                         error_dialog (0, std_to_wx (e.what ()));
1346                 }
1347         }
1348
1349         void config_failed_to_load ()
1350         {
1351                 message_dialog (_frame, _("The existing configuration failed to load.  Default values will be used instead.  These may take a short time to create."));
1352         }
1353
1354         DOMFrame* _frame;
1355         shared_ptr<wxTimer> _timer;
1356         string _film_to_load;
1357         string _film_to_create;
1358         string _content_to_add;
1359         string _dcp_to_add;
1360 };
1361
1362 IMPLEMENT_APP (App)