Merge.
[dcpomatic.git] / src / tools / dcpomatic.cc
1 /*
2     Copyright (C) 2012-2015 Carl Hetherington <cth@carlh.net>
3
4     This program is free software; you can redistribute it and/or modify
5     it under the terms of the GNU General Public License as published by
6     the Free Software Foundation; either version 2 of the License, or
7     (at your option) any later version.
8
9     This program is distributed in the hope that it will be useful,
10     but WITHOUT ANY WARRANTY; without even the implied warranty of
11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12     GNU General Public License for more details.
13
14     You should have received a copy of the GNU General Public License
15     along with this program; if not, write to the Free Software
16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
17
18 */
19
20 /** @file  src/tools/dcpomatic.cc
21  *  @brief The main DCP-o-matic GUI.
22  */
23
24 #include "wx/film_viewer.h"
25 #include "wx/film_editor.h"
26 #include "wx/job_manager_view.h"
27 #include "wx/config_dialog.h"
28 #include "wx/wx_util.h"
29 #include "wx/new_film_dialog.h"
30 #include "wx/wx_signal_manager.h"
31 #include "wx/about_dialog.h"
32 #include "wx/kdm_dialog.h"
33 #include "wx/servers_list_dialog.h"
34 #include "wx/hints_dialog.h"
35 #include "wx/update_dialog.h"
36 #include "wx/content_panel.h"
37 #include "wx/report_problem_dialog.h"
38 #include "wx/video_waveform_dialog.h"
39 #include "lib/film.h"
40 #include "lib/config.h"
41 #include "lib/util.h"
42 #include "lib/video_content.h"
43 #include "lib/version.h"
44 #include "lib/signal_manager.h"
45 #include "lib/log.h"
46 #include "lib/job_manager.h"
47 #include "lib/exceptions.h"
48 #include "lib/cinema.h"
49 #include "lib/screen_kdm.h"
50 #include "lib/send_kdm_email_job.h"
51 #include "lib/server_finder.h"
52 #include "lib/update_checker.h"
53 #include "lib/cross.h"
54 #include "lib/content_factory.h"
55 #include "lib/compose.hpp"
56 #include "lib/cinema_kdms.h"
57 #include <dcp/exceptions.h>
58 #include <wx/generic/aboutdlgg.h>
59 #include <wx/stdpaths.h>
60 #include <wx/cmdline.h>
61 #include <wx/preferences.h>
62 #include <wx/splash.h>
63 #ifdef __WXMSW__
64 #include <shellapi.h>
65 #endif
66 #ifdef __WXOSX__
67 #include <ApplicationServices/ApplicationServices.h>
68 #endif
69 #include <boost/filesystem.hpp>
70 #include <iostream>
71 #include <fstream>
72 #include <sstream>
73
74 #ifdef check
75 #undef check
76 #endif
77
78 using std::cout;
79 using std::wcout;
80 using std::string;
81 using std::vector;
82 using std::wstring;
83 using std::wstringstream;
84 using std::map;
85 using std::make_pair;
86 using std::list;
87 using std::exception;
88 using boost::shared_ptr;
89 using boost::dynamic_pointer_cast;
90
91 class FilmChangedDialog
92 {
93 public:
94         FilmChangedDialog (string name)
95         {
96                 _dialog = new wxMessageDialog (
97                         0,
98                         wxString::Format (_("Save changes to film \"%s\" before closing?"), std_to_wx (name).data()),
99                         /// TRANSLATORS: this is the heading for a dialog box, which tells the user that the current
100                         /// project (Film) has been changed since it was last saved.
101                         _("Film changed"),
102                         wxYES_NO | wxYES_DEFAULT | wxICON_QUESTION
103                         );
104         }
105
106         ~FilmChangedDialog ()
107         {
108                 _dialog->Destroy ();
109         }
110
111         int run ()
112         {
113                 return _dialog->ShowModal ();
114         }
115
116 private:
117         /* Not defined */
118         FilmChangedDialog (FilmChangedDialog const &);
119
120         wxMessageDialog* _dialog;
121 };
122
123 #define ALWAYS                       0x0
124 #define NEEDS_FILM                   0x1
125 #define NOT_DURING_DCP_CREATION      0x2
126 #define NEEDS_CPL                    0x4
127 #define NEEDS_SELECTED_VIDEO_CONTENT 0x8
128
129 map<wxMenuItem*, int> menu_items;
130
131 enum {
132         ID_file_new = 1,
133         ID_file_open,
134         ID_file_save,
135         ID_file_history,
136         /* Allow spare IDs after _history for the recent files list */
137         ID_content_scale_to_fit_width = 100,
138         ID_content_scale_to_fit_height,
139         ID_jobs_make_dcp,
140         ID_jobs_make_kdms,
141         ID_jobs_send_dcp_to_tms,
142         ID_jobs_show_dcp,
143         ID_tools_video_waveform,
144         ID_tools_hints,
145         ID_tools_encoding_servers,
146         ID_tools_check_for_updates,
147         ID_tools_restore_default_preferences,
148         ID_help_report_a_problem,
149         /* IDs for shortcuts (with no associated menu item) */
150         ID_add_file
151 };
152
153 class DOMFrame : public wxFrame
154 {
155 public:
156         DOMFrame (wxString const & title)
157                 : wxFrame (NULL, -1, title)
158                 , _video_waveform_dialog (0)
159                 , _hints_dialog (0)
160                 , _servers_list_dialog (0)
161                 , _config_dialog (0)
162                 , _file_menu (0)
163                 , _history_items (0)
164                 , _history_position (0)
165                 , _history_separator (0)
166         {
167 #if defined(DCPOMATIC_WINDOWS)
168                 if (Config::instance()->win32_console ()) {
169                         AllocConsole();
170
171                         HANDLE handle_out = GetStdHandle(STD_OUTPUT_HANDLE);
172                         int hCrt = _open_osfhandle((intptr_t) handle_out, _O_TEXT);
173                         FILE* hf_out = _fdopen(hCrt, "w");
174                         setvbuf(hf_out, NULL, _IONBF, 1);
175                         *stdout = *hf_out;
176
177                         HANDLE handle_in = GetStdHandle(STD_INPUT_HANDLE);
178                         hCrt = _open_osfhandle((intptr_t) handle_in, _O_TEXT);
179                         FILE* hf_in = _fdopen(hCrt, "r");
180                         setvbuf(hf_in, NULL, _IONBF, 128);
181                         *stdin = *hf_in;
182
183                         cout << "DCP-o-matic is starting." << "\n";
184                 }
185 #endif
186
187                 wxMenuBar* bar = new wxMenuBar;
188                 setup_menu (bar);
189                 SetMenuBar (bar);
190
191                 _config_changed_connection = Config::instance()->Changed.connect (boost::bind (&DOMFrame::config_changed, this));
192                 config_changed ();
193
194                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::file_new, this),                ID_file_new);
195                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::file_open, this),               ID_file_open);
196                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::file_save, this),               ID_file_save);
197                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::file_history, this, _1),        ID_file_history, ID_file_history + HISTORY_SIZE);
198                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::file_exit, this),               wxID_EXIT);
199                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::edit_preferences, this),        wxID_PREFERENCES);
200                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::content_scale_to_fit_width, this), ID_content_scale_to_fit_width);
201                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::content_scale_to_fit_height, this), ID_content_scale_to_fit_height);
202                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::jobs_make_dcp, this),           ID_jobs_make_dcp);
203                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::jobs_make_kdms, this),          ID_jobs_make_kdms);
204                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::jobs_send_dcp_to_tms, this),    ID_jobs_send_dcp_to_tms);
205                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::jobs_show_dcp, this),           ID_jobs_show_dcp);
206                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::tools_video_waveform, this),    ID_tools_video_waveform);
207                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::tools_hints, this),             ID_tools_hints);
208                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::tools_encoding_servers, this),  ID_tools_encoding_servers);
209                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::tools_check_for_updates, this), ID_tools_check_for_updates);
210                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::tools_restore_default_preferences, this), ID_tools_restore_default_preferences);
211                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::help_about, this),              wxID_ABOUT);
212                 Bind (wxEVT_COMMAND_MENU_SELECTED, boost::bind (&DOMFrame::help_report_a_problem, this),   ID_help_report_a_problem);
213
214                 Bind (wxEVT_CLOSE_WINDOW, boost::bind (&DOMFrame::close, this, _1));
215
216                 /* Use a panel as the only child of the Frame so that we avoid
217                    the dark-grey background on Windows.
218                 */
219                 wxPanel* overall_panel = new wxPanel (this, wxID_ANY);
220
221                 _film_viewer = new FilmViewer (overall_panel);
222                 _film_editor = new FilmEditor (overall_panel, _film_viewer);
223                 JobManagerView* job_manager_view = new JobManagerView (overall_panel);
224
225                 wxBoxSizer* right_sizer = new wxBoxSizer (wxVERTICAL);
226                 right_sizer->Add (_film_viewer, 2, wxEXPAND | wxALL, 6);
227                 right_sizer->Add (job_manager_view, 1, wxEXPAND | wxALL, 6);
228
229                 wxBoxSizer* main_sizer = new wxBoxSizer (wxHORIZONTAL);
230                 main_sizer->Add (_film_editor, 1, wxEXPAND | wxALL, 6);
231                 main_sizer->Add (right_sizer, 2, wxEXPAND | wxALL, 6);
232
233                 set_menu_sensitivity ();
234
235                 _film_editor->FileChanged.connect (bind (&DOMFrame::file_changed, this, _1));
236                 file_changed ("");
237
238                 JobManager::instance()->ActiveJobsChanged.connect (boost::bind (&DOMFrame::set_menu_sensitivity, this));
239
240                 overall_panel->SetSizer (main_sizer);
241
242                 wxAcceleratorEntry accel[1];
243                 accel[0].Set (wxACCEL_CTRL, static_cast<int>('A'), ID_add_file);
244                 Bind (wxEVT_MENU, boost::bind (&ContentPanel::add_file_clicked, _film_editor->content_panel()), ID_add_file);
245                 wxAcceleratorTable accel_table (1, accel);
246                 SetAcceleratorTable (accel_table);
247
248                 /* Instantly save any config changes when using the DCP-o-matic GUI */
249                 Config::instance()->Changed.connect (boost::bind (&Config::write, Config::instance ()));
250         }
251
252         void new_film (boost::filesystem::path path)
253         {
254                 shared_ptr<Film> film (new Film (path));
255                 film->write_metadata ();
256                 film->set_name (path.filename().generic_string());
257                 set_film (film);
258         }
259
260         void load_film (boost::filesystem::path file)
261         try
262         {
263                 maybe_save_then_delete_film ();
264
265                 shared_ptr<Film> film (new Film (file));
266                 list<string> const notes = film->read_metadata ();
267
268                 if (film->state_version() == 4) {
269                         error_dialog (
270                                 0,
271                                 _("This film was created with an old version of DVD-o-matic and may not load correctly "
272                                   "in this version.  Please check the film's settings carefully.")
273                                 );
274                 }
275
276                 for (list<string>::const_iterator i = notes.begin(); i != notes.end(); ++i) {
277                         error_dialog (0, std_to_wx (*i));
278                 }
279
280                 set_film (film);
281         }
282         catch (std::exception& e) {
283                 wxString p = std_to_wx (file.string ());
284                 wxCharBuffer b = p.ToUTF8 ();
285                 error_dialog (this, wxString::Format (_("Could not open film at %s (%s)"), p.data(), std_to_wx (e.what()).data()));
286         }
287
288         void set_film (shared_ptr<Film> film)
289         {
290                 _film = film;
291                 _film_viewer->set_film (_film);
292                 _film_editor->set_film (_film);
293                 set_menu_sensitivity ();
294                 Config::instance()->add_to_history (_film->directory ());
295         }
296
297         shared_ptr<Film> film () const {
298                 return _film;
299         }
300
301 private:
302
303         void file_changed (boost::filesystem::path f)
304         {
305                 string s = wx_to_std (_("DCP-o-matic"));
306                 if (!f.empty ()) {
307                         s += " - " + f.string ();
308                 }
309
310                 SetTitle (std_to_wx (s));
311         }
312
313         void file_new ()
314         {
315                 NewFilmDialog* d = new NewFilmDialog (this);
316                 int const r = d->ShowModal ();
317
318                 if (r == wxID_OK) {
319
320                         if (boost::filesystem::is_directory (d->get_path()) && !boost::filesystem::is_empty(d->get_path())) {
321                                 if (!confirm_dialog (
322                                             this,
323                                             std_to_wx (
324                                                     String::compose (wx_to_std (_("The directory %1 already exists and is not empty.  "
325                                                                                   "Are you sure you want to use it?")),
326                                                                      d->get_path().string().c_str())
327                                                     )
328                                             )) {
329                                         return;
330                                 }
331                         } else if (boost::filesystem::is_regular_file (d->get_path())) {
332                                 error_dialog (
333                                         this,
334                                         String::compose (wx_to_std (_("%1 already exists as a file, so you cannot use it for a new film.")), d->get_path().c_str())
335                                         );
336                                 return;
337                         }
338
339                         maybe_save_then_delete_film ();
340                         new_film (d->get_path ());
341                 }
342
343                 d->Destroy ();
344         }
345
346         void file_open ()
347         {
348                 wxDirDialog* c = new wxDirDialog (
349                         this,
350                         _("Select film to open"),
351                         std_to_wx (Config::instance()->default_directory_or (wx_to_std (wxStandardPaths::Get().GetDocumentsDir())).string ()),
352                         wxDEFAULT_DIALOG_STYLE | wxDD_DIR_MUST_EXIST
353                         );
354
355                 int r;
356                 while (true) {
357                         r = c->ShowModal ();
358                         if (r == wxID_OK && c->GetPath() == wxStandardPaths::Get().GetDocumentsDir()) {
359                                 error_dialog (this, _("You did not select a folder.  Make sure that you select a folder before clicking Open."));
360                         } else {
361                                 break;
362                         }
363                 }
364
365                 if (r == wxID_OK) {
366                         load_film (wx_to_std (c->GetPath ()));
367                 }
368
369                 c->Destroy ();
370         }
371
372         void file_save ()
373         {
374                 _film->write_metadata ();
375         }
376
377         void file_history (wxCommandEvent& event)
378         {
379                 vector<boost::filesystem::path> history = Config::instance()->history ();
380                 int n = event.GetId() - ID_file_history;
381                 if (n >= 0 && n < static_cast<int> (history.size ())) {
382                         load_film (history[n]);
383                 }
384         }
385
386         void file_exit ()
387         {
388                 /* false here allows the close handler to veto the close request */
389                 Close (false);
390         }
391
392         void edit_preferences ()
393         {
394                 if (!_config_dialog) {
395                         _config_dialog = create_config_dialog ();
396                 }
397                 _config_dialog->Show (this);
398         }
399
400         void tools_restore_default_preferences ()
401         {
402                 Config::restore_defaults ();
403         }
404
405         void jobs_make_dcp ()
406         {
407                 double required;
408                 double available;
409                 bool can_hard_link;
410
411                 if (!_film->should_be_enough_disk_space (required, available, can_hard_link)) {
412                         wxString message;
413                         if (can_hard_link) {
414                                 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);
415                         } else {
416                                 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);
417                         }
418                         if (!confirm_dialog (this, message)) {
419                                 return;
420                         }
421                 }
422
423                 try {
424                         /* It seems to make sense to auto-save metadata here, since the make DCP may last
425                            a long time, and crashes/power failures are moderately likely.
426                         */
427                         _film->write_metadata ();
428                         _film->make_dcp ();
429                 } catch (BadSettingError& e) {
430                         error_dialog (this, wxString::Format (_("Bad setting for %s (%s)"), std_to_wx(e.setting()).data(), std_to_wx(e.what()).data()));
431                 } catch (std::exception& e) {
432                         error_dialog (this, wxString::Format (_("Could not make DCP: %s"), std_to_wx(e.what()).data()));
433                 }
434         }
435
436         void jobs_make_kdms ()
437         {
438                 if (!_film) {
439                         return;
440                 }
441
442                 KDMDialog* d = new KDMDialog (this, _film);
443                 if (d->ShowModal () != wxID_OK) {
444                         d->Destroy ();
445                         return;
446                 }
447
448                 try {
449                         list<ScreenKDM> screen_kdms = _film->make_kdms (d->screens(), d->cpl(), d->from(), d->until(), d->formulation());
450                         if (d->write_to ()) {
451                                 ScreenKDM::write_files (
452                                         _film->name(),
453                                         screen_kdms,
454                                         d->directory()
455                                         );
456                         } else {
457                                 JobManager::instance()->add (
458                                         shared_ptr<Job> (new SendKDMEmailJob (
459                                                                  _film->name(),
460                                                                  _film->dcp_name(),
461                                                                  d->from(),
462                                                                  d->until(),
463                                                                  CinemaKDMs::collect (screen_kdms),
464                                                                  _film->log()
465                                                                  ))
466                                         );
467                         }
468                 } catch (dcp::NotEncryptedError& e) {
469                         error_dialog (this, _("CPL's content is not encrypted."));
470                 } catch (exception& e) {
471                         error_dialog (this, e.what ());
472                 } catch (...) {
473                         error_dialog (this, _("An unknown exception occurred."));
474                 }
475
476                 d->Destroy ();
477         }
478
479         void content_scale_to_fit_width ()
480         {
481                 VideoContentList vc = _film_editor->content_panel()->selected_video ();
482                 for (VideoContentList::iterator i = vc.begin(); i != vc.end(); ++i) {
483                         (*i)->scale_and_crop_to_fit_width ();
484                 }
485         }
486
487         void content_scale_to_fit_height ()
488         {
489                 VideoContentList vc = _film_editor->content_panel()->selected_video ();
490                 for (VideoContentList::iterator i = vc.begin(); i != vc.end(); ++i) {
491                         (*i)->scale_and_crop_to_fit_height ();
492                 }
493         }
494
495         void jobs_send_dcp_to_tms ()
496         {
497                 _film->send_dcp_to_tms ();
498         }
499
500         void jobs_show_dcp ()
501         {
502 #ifdef DCPOMATIC_WINDOWS
503                 wstringstream args;
504                 args << "/select," << _film->dir (_film->dcp_name(false));
505                 ShellExecute (0, L"open", L"explorer.exe", args.str().c_str(), 0, SW_SHOWDEFAULT);
506 #endif
507
508 #ifdef DCPOMATIC_LINUX
509                 int r = system ("which nautilus");
510                 if (WEXITSTATUS (r) == 0) {
511                         r = system (string ("nautilus " + _film->directory().string()).c_str ());
512                         if (WEXITSTATUS (r)) {
513                                 error_dialog (this, _("Could not show DCP (could not run nautilus)"));
514                         }
515                 } else {
516                         int r = system ("which konqueror");
517                         if (WEXITSTATUS (r) == 0) {
518                                 r = system (string ("konqueror " + _film->directory().string()).c_str ());
519                                 if (WEXITSTATUS (r)) {
520                                         error_dialog (this, _("Could not show DCP (could not run konqueror)"));
521                                 }
522                         }
523                 }
524 #endif
525
526 #ifdef DCPOMATIC_OSX
527                 int r = system (string ("open -R " + _film->dir (_film->dcp_name (false)).string ()).c_str ());
528                 if (WEXITSTATUS (r)) {
529                         error_dialog (this, _("Could not show DCP"));
530                 }
531 #endif
532         }
533
534         void tools_video_waveform ()
535         {
536                 if (!_video_waveform_dialog) {
537                         _video_waveform_dialog = new VideoWaveformDialog (this, _film_viewer);
538                 }
539
540                 _video_waveform_dialog->Show ();
541         }
542
543         void tools_hints ()
544         {
545                 if (!_hints_dialog) {
546                         _hints_dialog = new HintsDialog (this, _film);
547                 }
548
549                 _hints_dialog->Show ();
550         }
551
552         void tools_encoding_servers ()
553         {
554                 if (!_servers_list_dialog) {
555                         _servers_list_dialog = new ServersListDialog (this);
556                 }
557
558                 _servers_list_dialog->Show ();
559         }
560
561         void tools_check_for_updates ()
562         {
563                 UpdateChecker::instance()->run ();
564         }
565
566         void help_about ()
567         {
568                 AboutDialog* d = new AboutDialog (this);
569                 d->ShowModal ();
570                 d->Destroy ();
571         }
572
573         void help_report_a_problem ()
574         {
575                 ReportProblemDialog* d = new ReportProblemDialog (this, _film);
576                 if (d->ShowModal () == wxID_OK) {
577                         d->report ();
578                 }
579                 d->Destroy ();
580         }
581
582         bool should_close ()
583         {
584                 if (!JobManager::instance()->work_to_do ()) {
585                         return true;
586                 }
587
588                 wxMessageDialog* d = new wxMessageDialog (
589                         0,
590                         _("There are unfinished jobs; are you sure you want to quit?"),
591                         _("Unfinished jobs"),
592                         wxYES_NO | wxYES_DEFAULT | wxICON_QUESTION
593                         );
594
595                 bool const r = d->ShowModal() == wxID_YES;
596                 d->Destroy ();
597                 return r;
598         }
599
600         void close (wxCloseEvent& ev)
601         {
602                 if (!should_close ()) {
603                         ev.Veto ();
604                         return;
605                 }
606
607                 /* We don't want to hear about any more configuration changes, since they
608                    cause the File menu to be altered, which itself will be deleted around
609                    now (without, as far as I can see, any way for us to find out).
610                 */
611                 _config_changed_connection.disconnect ();
612
613                 maybe_save_then_delete_film ();
614                 ev.Skip ();
615         }
616
617         void set_menu_sensitivity ()
618         {
619                 list<shared_ptr<Job> > jobs = JobManager::instance()->get ();
620                 list<shared_ptr<Job> >::iterator i = jobs.begin();
621                 while (i != jobs.end() && (*i)->json_name() != "transcode") {
622                         ++i;
623                 }
624                 bool const dcp_creation = (i != jobs.end ()) && !(*i)->finished ();
625                 bool const have_cpl = _film && !_film->cpls().empty ();
626                 bool const have_selected_video_content = !_film_editor->content_panel()->selected_video().empty();
627
628                 for (map<wxMenuItem*, int>::iterator j = menu_items.begin(); j != menu_items.end(); ++j) {
629
630                         bool enabled = true;
631
632                         if ((j->second & NEEDS_FILM) && !_film) {
633                                 enabled = false;
634                         }
635
636                         if ((j->second & NOT_DURING_DCP_CREATION) && dcp_creation) {
637                                 enabled = false;
638                         }
639
640                         if ((j->second & NEEDS_CPL) && !have_cpl) {
641                                 enabled = false;
642                         }
643
644                         if ((j->second & NEEDS_SELECTED_VIDEO_CONTENT) && !have_selected_video_content) {
645                                 enabled = false;
646                         }
647
648                         j->first->Enable (enabled);
649                 }
650         }
651
652         void maybe_save_then_delete_film ()
653         {
654                 if (!_film) {
655                         return;
656                 }
657
658                 if (_film->dirty ()) {
659                         FilmChangedDialog d (_film->name ());
660                         switch (d.run ()) {
661                         case wxID_NO:
662                                 break;
663                         case wxID_YES:
664                                 _film->write_metadata ();
665                                 break;
666                         }
667                 }
668
669                 _film.reset ();
670         }
671
672         void add_item (wxMenu* menu, wxString text, int id, int sens)
673         {
674                 wxMenuItem* item = menu->Append (id, text);
675                 menu_items.insert (make_pair (item, sens));
676         }
677
678         void setup_menu (wxMenuBar* m)
679         {
680                 _file_menu = new wxMenu;
681                 add_item (_file_menu, _("New...\tCtrl-N"), ID_file_new, ALWAYS);
682                 add_item (_file_menu, _("&Open...\tCtrl-O"), ID_file_open, ALWAYS);
683                 _file_menu->AppendSeparator ();
684                 add_item (_file_menu, _("&Save\tCtrl-S"), ID_file_save, NEEDS_FILM);
685
686                 _history_position = _file_menu->GetMenuItems().GetCount();
687
688 #ifndef __WXOSX__
689                 _file_menu->AppendSeparator ();
690 #endif
691
692 #ifdef __WXOSX__
693                 add_item (_file_menu, _("&Exit"), wxID_EXIT, ALWAYS);
694 #else
695                 add_item (_file_menu, _("&Quit"), wxID_EXIT, ALWAYS);
696 #endif
697
698 #ifdef __WXOSX__
699                 add_item (_file_menu, _("&Preferences...\tCtrl-P"), wxID_PREFERENCES, ALWAYS);
700 #else
701                 wxMenu* edit = new wxMenu;
702                 add_item (edit, _("&Preferences...\tCtrl-P"), wxID_PREFERENCES, ALWAYS);
703 #endif
704
705                 wxMenu* content = new wxMenu;
706                 add_item (content, _("Scale to fit &width"), ID_content_scale_to_fit_width, NEEDS_FILM | NEEDS_SELECTED_VIDEO_CONTENT);
707                 add_item (content, _("Scale to fit &height"), ID_content_scale_to_fit_height, NEEDS_FILM | NEEDS_SELECTED_VIDEO_CONTENT);
708
709                 wxMenu* jobs_menu = new wxMenu;
710                 add_item (jobs_menu, _("&Make DCP\tCtrl-M"), ID_jobs_make_dcp, NEEDS_FILM | NOT_DURING_DCP_CREATION);
711                 add_item (jobs_menu, _("Make &KDMs...\tCtrl-K"), ID_jobs_make_kdms, NEEDS_FILM);
712                 add_item (jobs_menu, _("&Send DCP to TMS"), ID_jobs_send_dcp_to_tms, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
713                 add_item (jobs_menu, _("S&how DCP"), ID_jobs_show_dcp, NEEDS_FILM | NOT_DURING_DCP_CREATION | NEEDS_CPL);
714
715                 wxMenu* tools = new wxMenu;
716                 add_item (tools, _("Video waveform..."), ID_tools_video_waveform, NEEDS_FILM);
717                 add_item (tools, _("Hints..."), ID_tools_hints, 0);
718                 add_item (tools, _("Encoding servers..."), ID_tools_encoding_servers, 0);
719                 add_item (tools, _("Check for updates"), ID_tools_check_for_updates, 0);
720                 tools->AppendSeparator ();
721                 add_item (tools, _("Restore default preferences"), ID_tools_restore_default_preferences, ALWAYS);
722
723                 wxMenu* help = new wxMenu;
724 #ifdef __WXOSX__
725                 add_item (help, _("About DCP-o-matic"), wxID_ABOUT, ALWAYS);
726 #else
727                 add_item (help, _("About"), wxID_ABOUT, ALWAYS);
728 #endif
729                 add_item (help, _("Report a problem..."), ID_help_report_a_problem, NEEDS_FILM);
730
731                 m->Append (_file_menu, _("&File"));
732 #ifndef __WXOSX__
733                 m->Append (edit, _("&Edit"));
734 #endif
735                 m->Append (content, _("&Content"));
736                 m->Append (jobs_menu, _("&Jobs"));
737                 m->Append (tools, _("&Tools"));
738                 m->Append (help, _("&Help"));
739         }
740
741         void config_changed ()
742         {
743                 for (int i = 0; i < _history_items; ++i) {
744                         delete _file_menu->Remove (ID_file_history + i);
745                 }
746
747                 if (_history_separator) {
748                         _file_menu->Remove (_history_separator);
749                 }
750                 delete _history_separator;
751                 _history_separator = 0;
752
753                 int pos = _history_position;
754
755                 vector<boost::filesystem::path> history = Config::instance()->history ();
756
757                 if (!history.empty ()) {
758                         _history_separator = _file_menu->InsertSeparator (pos++);
759                 }
760
761                 for (size_t i = 0; i < history.size(); ++i) {
762                         SafeStringStream s;
763                         if (i < 9) {
764                                 s << "&" << (i + 1) << " ";
765                         }
766                         s << history[i].string();
767                         _file_menu->Insert (pos++, ID_file_history + i, std_to_wx (s.str ()));
768                 }
769
770                 _history_items = history.size ();
771         }
772
773         FilmEditor* _film_editor;
774         FilmViewer* _film_viewer;
775         VideoWaveformDialog* _video_waveform_dialog;
776         HintsDialog* _hints_dialog;
777         ServersListDialog* _servers_list_dialog;
778         wxPreferencesEditor* _config_dialog;
779         wxMenu* _file_menu;
780         shared_ptr<Film> _film;
781         int _history_items;
782         int _history_position;
783         wxMenuItem* _history_separator;
784         boost::signals2::scoped_connection _config_changed_connection;
785 };
786
787 static const wxCmdLineEntryDesc command_line_description[] = {
788         { wxCMD_LINE_SWITCH, "n", "new", "create new film", wxCMD_LINE_VAL_NONE, wxCMD_LINE_PARAM_OPTIONAL },
789         { wxCMD_LINE_OPTION, "c", "content", "add content file", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
790         { wxCMD_LINE_PARAM, 0, 0, "film to load or create", wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL },
791         { wxCMD_LINE_NONE, "", "", "", wxCmdLineParamType (0), 0 }
792 };
793
794 /** @class App
795  *  @brief The magic App class for wxWidgets.
796  */
797 class App : public wxApp
798 {
799 public:
800         App ()
801                 : wxApp ()
802                 , _frame (0)
803         {}
804
805 private:
806
807         bool OnInit ()
808         try
809         {
810                 wxInitAllImageHandlers ();
811
812                 wxSplashScreen* splash = 0;
813                 try {
814                         if (!Config::have_existing ()) {
815                                 wxBitmap bitmap;
816                                 boost::filesystem::path p = shared_path () / "splash.png";
817                                 if (bitmap.LoadFile (std_to_wx (p.string ()), wxBITMAP_TYPE_PNG)) {
818                                         splash = new wxSplashScreen (bitmap, wxSPLASH_CENTRE_ON_SCREEN | wxSPLASH_NO_TIMEOUT, 0, 0, -1);
819                                         wxYield ();
820                                 }
821                         }
822                 } catch (boost::filesystem::filesystem_error& e) {
823                         /* Maybe we couldn't find the splash image; never mind */
824                 }
825
826                 SetAppName (_("DCP-o-matic"));
827
828                 if (!wxApp::OnInit()) {
829                         return false;
830                 }
831
832 #ifdef DCPOMATIC_LINUX
833                 unsetenv ("UBUNTU_MENUPROXY");
834 #endif
835
836 #ifdef __WXOSX__
837                 ProcessSerialNumber serial;
838                 GetCurrentProcess (&serial);
839                 TransformProcessType (&serial, kProcessTransformToForegroundApplication);
840 #endif
841
842                 dcpomatic_setup_path_encoding ();
843
844                 /* Enable i18n; this will create a Config object
845                    to look for a force-configured language.  This Config
846                    object will be wrong, however, because dcpomatic_setup
847                    hasn't yet been called and there aren't any filters etc.
848                    set up yet.
849                 */
850                 dcpomatic_setup_i18n ();
851
852                 /* Set things up, including filters etc.
853                    which will now be internationalised correctly.
854                 */
855                 dcpomatic_setup ();
856
857                 /* Force the configuration to be re-loaded correctly next
858                    time it is needed.
859                 */
860                 Config::drop ();
861
862                 _frame = new DOMFrame (_("DCP-o-matic"));
863                 SetTopWindow (_frame);
864                 _frame->Maximize ();
865                 if (splash) {
866                         splash->Destroy ();
867                 }
868                 _frame->Show ();
869
870                 if (!_film_to_load.empty() && boost::filesystem::is_directory (_film_to_load)) {
871                         try {
872                                 _frame->load_film (_film_to_load);
873                         } catch (exception& e) {
874                                 error_dialog (0, std_to_wx (String::compose (wx_to_std (_("Could not load film %1 (%2)")), _film_to_load, e.what())));
875                         }
876                 }
877
878                 if (!_film_to_create.empty ()) {
879                         _frame->new_film (_film_to_create);
880                         if (!_content_to_add.empty ()) {
881                                 _frame->film()->examine_and_add_content (content_factory (_frame->film(), _content_to_add));
882                         }
883                 }
884
885                 signal_manager = new wxSignalManager (this);
886                 Bind (wxEVT_IDLE, boost::bind (&App::idle, this));
887
888                 Bind (wxEVT_TIMER, boost::bind (&App::check, this));
889                 _timer.reset (new wxTimer (this));
890                 _timer->Start (1000);
891
892                 UpdateChecker::instance()->StateChanged.connect (boost::bind (&App::update_checker_state_changed, this));
893                 if (Config::instance()->check_for_updates ()) {
894                         UpdateChecker::instance()->run ();
895                 }
896
897                 return true;
898         }
899         catch (exception& e)
900         {
901                 error_dialog (0, wxString::Format ("DCP-o-matic could not start: %s", e.what ()));
902                 return true;
903         }
904
905         void OnInitCmdLine (wxCmdLineParser& parser)
906         {
907                 parser.SetDesc (command_line_description);
908                 parser.SetSwitchChars (wxT ("-"));
909         }
910
911         bool OnCmdLineParsed (wxCmdLineParser& parser)
912         {
913                 if (parser.GetParamCount() > 0) {
914                         if (parser.Found (wxT ("new"))) {
915                                 _film_to_create = wx_to_std (parser.GetParam (0));
916                         } else {
917                                 _film_to_load = wx_to_std (parser.GetParam (0));
918                         }
919                 }
920
921                 wxString content;
922                 if (parser.Found (wxT ("content"), &content)) {
923                         _content_to_add = wx_to_std (content);
924                 }
925
926                 return true;
927         }
928
929         /* An unhandled exception has occurred inside the main event loop */
930         bool OnExceptionInMainLoop ()
931         {
932                 try {
933                         throw;
934                 } catch (FileError& e) {
935                         error_dialog (
936                                 0,
937                                 wxString::Format (
938                                         _("An exception occurred: %s (%s)\n\n") + REPORT_PROBLEM,
939                                         std_to_wx (e.what()),
940                                         std_to_wx (e.file().string().c_str ())
941                                         )
942                                 );
943                 } catch (exception& e) {
944                         error_dialog (
945                                 0,
946                                 wxString::Format (
947                                         _("An exception occurred: %s.\n\n") + " " + REPORT_PROBLEM,
948                                         std_to_wx (e.what ())
949                                         )
950                                 );
951                 } catch (...) {
952                         error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
953                 }
954
955                 /* This will terminate the program */
956                 return false;
957         }
958
959         void OnUnhandledException ()
960         {
961                 error_dialog (0, _("An unknown exception occurred.") + "  " + REPORT_PROBLEM);
962         }
963
964         void idle ()
965         {
966                 signal_manager->ui_idle ();
967         }
968
969         void check ()
970         {
971                 try {
972                         ServerFinder::instance()->rethrow ();
973                 } catch (exception& e) {
974                         error_dialog (0, std_to_wx (e.what ()));
975                 }
976         }
977
978         void update_checker_state_changed ()
979         {
980                 UpdateChecker* uc = UpdateChecker::instance ();
981                 if (uc->state() == UpdateChecker::YES && (uc->stable() || uc->test())) {
982                         UpdateDialog* dialog = new UpdateDialog (_frame, uc->stable (), uc->test ());
983                         dialog->ShowModal ();
984                         dialog->Destroy ();
985                 } else if (uc->state() == UpdateChecker::FAILED) {
986                         if (!UpdateChecker::instance()->last_emit_was_first ()) {
987                                 error_dialog (_frame, _("The DCP-o-matic download server could not be contacted."));
988                         }
989                 } else {
990                         if (!UpdateChecker::instance()->last_emit_was_first ()) {
991                                 error_dialog (_frame, _("There are no new versions of DCP-o-matic available."));
992                         }
993                 }
994         }
995
996         DOMFrame* _frame;
997         shared_ptr<wxTimer> _timer;
998         string _film_to_load;
999         string _film_to_create;
1000         string _content_to_add;
1001 };
1002
1003 IMPLEMENT_APP (App)