Add FilmViewer::time_until_next_frame.
[dcpomatic.git] / src / wx / config_dialog.cc
index 7d999e14bbe12b7c7f6a2ce503445e7e8c28d521..55d387528e9d42c55a0974d99fe094b2428bbf86 100644 (file)
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2012-2016 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2012-2019 Carl Hetherington <cth@carlh.net>
 
     This file is part of DCP-o-matic.
 
 
 */
 
-/** @file src/config_dialog.cc
- *  @brief A dialogue to edit DCP-o-matic configuration.
- */
-
 #include "config_dialog.h"
-#include "wx_util.h"
-#include "editable_list.h"
-#include "filter_dialog.h"
-#include "dir_picker_ctrl.h"
-#include "file_picker_ctrl.h"
-#include "isdcf_metadata_dialog.h"
-#include "server_dialog.h"
-#include "make_chain_dialog.h"
-#include "email_dialog.h"
-#include "name_format_editor.h"
-#include "lib/config.h"
-#include "lib/ratio.h"
-#include "lib/filter.h"
-#include "lib/dcp_content_type.h"
-#include "lib/log.h"
-#include "lib/util.h"
-#include "lib/cross.h"
-#include "lib/exceptions.h"
-#include <dcp/locale_convert.h>
-#include <dcp/exceptions.h>
-#include <dcp/certificate_chain.h>
-#include <wx/stdpaths.h>
-#include <wx/preferences.h>
-#include <wx/spinctrl.h>
-#include <wx/filepicker.h>
-#include <RtAudio.h>
-#include <boost/filesystem.hpp>
-#include <boost/foreach.hpp>
+#include "static_text.h"
+#include "check_box.h"
+#include "nag_dialog.h"
+#include "dcpomatic_button.h"
+#include "audio_mapping_view.h"
+#include <dcp/raw_convert.h>
 #include <iostream>
 
-using std::vector;
 using std::string;
-using std::list;
-using std::cout;
+using std::vector;
 using std::pair;
 using std::make_pair;
 using std::map;
 using boost::bind;
+using boost::optional;
 using boost::shared_ptr;
 using boost::function;
-using boost::optional;
-using dcp::locale_convert;
 
-class Page
+static
+bool
+do_nothing ()
 {
-public:
-       Page (wxSize panel_size, int border)
-               : _border (border)
-               , _panel (0)
-               , _panel_size (panel_size)
-               , _window_exists (false)
-       {
-               _config_connection = Config::instance()->Changed.connect (boost::bind (&Page::config_changed_wrapper, this));
-       }
-
-       virtual ~Page () {}
-
-protected:
-       wxWindow* create_window (wxWindow* parent)
-       {
-               _panel = new wxPanel (parent, wxID_ANY, wxDefaultPosition, _panel_size);
-               wxBoxSizer* s = new wxBoxSizer (wxVERTICAL);
-               _panel->SetSizer (s);
-
-               setup ();
-               _window_exists = true;
-               config_changed ();
+       return false;
+}
 
-               _panel->Bind (wxEVT_DESTROY, boost::bind (&Page::window_destroyed, this));
+Page::Page (wxSize panel_size, int border)
+       : _border (border)
+       , _panel (0)
+       , _panel_size (panel_size)
+       , _window_exists (false)
+{
+       _config_connection = Config::instance()->Changed.connect (bind (&Page::config_changed_wrapper, this));
+}
 
-               return _panel;
-       }
+wxWindow*
+Page::create_window (wxWindow* parent)
+{
+       _panel = new wxPanel (parent, wxID_ANY, wxDefaultPosition, _panel_size);
+       wxBoxSizer* s = new wxBoxSizer (wxVERTICAL);
+       _panel->SetSizer (s);
 
-       int _border;
-       wxPanel* _panel;
+       setup ();
+       _window_exists = true;
+       config_changed ();
 
-private:
-       virtual void config_changed () = 0;
-       virtual void setup () = 0;
+       _panel->Bind (wxEVT_DESTROY, bind (&Page::window_destroyed, this));
 
-       void config_changed_wrapper ()
-       {
-               if (_window_exists) {
-                       config_changed ();
-               }
-       }
+       return _panel;
+}
 
-       void window_destroyed ()
-       {
-               _window_exists = false;
+void
+Page::config_changed_wrapper ()
+{
+       if (_window_exists) {
+               config_changed ();
        }
+}
 
-       wxSize _panel_size;
-       boost::signals2::scoped_connection _config_connection;
-       bool _window_exists;
-};
-
-class StockPage : public wxStockPreferencesPage, public Page
+void
+Page::window_destroyed ()
 {
-public:
-       StockPage (Kind kind, wxSize panel_size, int border)
-               : wxStockPreferencesPage (kind)
-               , Page (panel_size, border)
-       {}
+       _window_exists = false;
+}
 
-       wxWindow* CreateWindow (wxWindow* parent)
-       {
-               return create_window (parent);
-       }
-};
 
-class StandardPage : public wxPreferencesPage, public Page
+StockPage::StockPage (Kind kind, wxSize panel_size, int border)
+       : wxStockPreferencesPage (kind)
+       , Page (panel_size, border)
 {
-public:
-       StandardPage (wxSize panel_size, int border)
-               : Page (panel_size, border)
-       {}
 
-       wxWindow* CreateWindow (wxWindow* parent)
-       {
-               return create_window (parent);
-       }
-};
+}
 
-class GeneralPage : public StockPage
+wxWindow*
+StockPage::CreateWindow (wxWindow* parent)
 {
-public:
-       GeneralPage (wxSize panel_size, int border)
-               : StockPage (Kind_General, panel_size, border)
-       {}
-
-private:
-       void setup ()
-       {
-               wxGridBagSizer* table = new wxGridBagSizer (DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
-               _panel->GetSizer()->Add (table, 1, wxALL | wxEXPAND, _border);
-
-               int r = 0;
-               _set_language = new wxCheckBox (_panel, wxID_ANY, _("Set language"));
-               table->Add (_set_language, wxGBPosition (r, 0));
-               _language = new wxChoice (_panel, wxID_ANY);
-               vector<pair<string, string> > languages;
-               languages.push_back (make_pair ("Čeština", "cs_CZ"));
-               languages.push_back (make_pair ("汉语/漢語", "zh_CN"));
-               languages.push_back (make_pair ("Dansk", "da_DK"));
-               languages.push_back (make_pair ("Deutsch", "de_DE"));
-               languages.push_back (make_pair ("English", "en_GB"));
-               languages.push_back (make_pair ("Español", "es_ES"));
-               languages.push_back (make_pair ("Français", "fr_FR"));
-               languages.push_back (make_pair ("Italiano", "it_IT"));
-               languages.push_back (make_pair ("Nederlands", "nl_NL"));
-               languages.push_back (make_pair ("Русский", "ru_RU"));
-               languages.push_back (make_pair ("Polski", "pl_PL"));
-               languages.push_back (make_pair ("Português europeu", "pt_PT"));
-               languages.push_back (make_pair ("Português do Brasil", "pt_BR"));
-               languages.push_back (make_pair ("Svenska", "sv_SE"));
-               languages.push_back (make_pair ("Slovenský jazyk", "sk_SK"));
-               languages.push_back (make_pair ("українська мова", "uk_UA"));
-               checked_set (_language, languages);
-               table->Add (_language, wxGBPosition (r, 1));
-               ++r;
-
-               wxStaticText* restart = add_label_to_sizer (
-                       table, _panel, _("(restart DCP-o-matic to see language changes)"), false, wxGBPosition (r, 0), wxGBSpan (1, 2)
-                       );
-               wxFont font = restart->GetFont();
-               font.SetStyle (wxFONTSTYLE_ITALIC);
-               font.SetPointSize (font.GetPointSize() - 1);
-               restart->SetFont (font);
-               ++r;
-
-               add_label_to_sizer (table, _panel, _("Number of threads DCP-o-matic should use"), true, wxGBPosition (r, 0));
-               _master_encoding_threads = new wxSpinCtrl (_panel);
-               table->Add (_master_encoding_threads, wxGBPosition (r, 1));
-               ++r;
-
-               add_label_to_sizer (table, _panel, _("Number of threads DCP-o-matic encode server should use"), true, wxGBPosition (r, 0));
-               _server_encoding_threads = new wxSpinCtrl (_panel);
-               table->Add (_server_encoding_threads, wxGBPosition (r, 1));
-               ++r;
-
-               add_label_to_sizer (table, _panel, _("Cinema and screen database file"), true, wxGBPosition (r, 0));
-               _cinemas_file = new FilePickerCtrl (_panel, _("Select cinema and screen database file"), "*.xml", true);
-               table->Add (_cinemas_file, wxGBPosition (r, 1));
-               ++r;
-
-               _preview_sound = new wxCheckBox (_panel, wxID_ANY, _("Play sound in the preview via"));
-               table->Add (_preview_sound, wxGBPosition (r, 0));
-                _preview_sound_output = new wxChoice (_panel, wxID_ANY);
-                table->Add (_preview_sound_output, wxGBPosition (r, 1));
-                ++r;
-
-#ifdef DCPOMATIC_HAVE_EBUR128_PATCHED_FFMPEG
-               _analyse_ebur128 = new wxCheckBox (_panel, wxID_ANY, _("Find integrated loudness, true peak and loudness range when analysing audio"));
-               table->Add (_analyse_ebur128, wxGBPosition (r, 0), wxGBSpan (1, 2));
-               ++r;
-#endif
-
-               _automatic_audio_analysis = new wxCheckBox (_panel, wxID_ANY, _("Automatically analyse content audio"));
-               table->Add (_automatic_audio_analysis, wxGBPosition (r, 0), wxGBSpan (1, 2));
-               ++r;
-
-               _check_for_updates = new wxCheckBox (_panel, wxID_ANY, _("Check for updates on startup"));
-               table->Add (_check_for_updates, wxGBPosition (r, 0), wxGBSpan (1, 2));
-               ++r;
-
-               _check_for_test_updates = new wxCheckBox (_panel, wxID_ANY, _("Check for testing updates on startup"));
-               table->Add (_check_for_test_updates, wxGBPosition (r, 0), wxGBSpan (1, 2));
-               ++r;
-
-               wxFlexGridSizer* bottom_table = new wxFlexGridSizer (2, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
-               bottom_table->AddGrowableCol (1, 1);
-
-               add_label_to_sizer (bottom_table, _panel, _("Issuer"), true);
-               _issuer = new wxTextCtrl (_panel, wxID_ANY);
-               bottom_table->Add (_issuer, 1, wxALL | wxEXPAND);
-
-               add_label_to_sizer (bottom_table, _panel, _("Creator"), true);
-               _creator = new wxTextCtrl (_panel, wxID_ANY);
-               bottom_table->Add (_creator, 1, wxALL | wxEXPAND);
-
-               table->Add (bottom_table, wxGBPosition (r, 0), wxGBSpan (2, 2), wxEXPAND);
-               ++r;
-
-                RtAudio audio (DCPOMATIC_RTAUDIO_API);
-                for (unsigned int i = 0; i < audio.getDeviceCount(); ++i) {
-                        RtAudio::DeviceInfo dev = audio.getDeviceInfo (i);
-                        if (dev.probed && dev.outputChannels > 0) {
-                                _preview_sound_output->Append (std_to_wx (dev.name));
-                        }
-                }
-
-               _set_language->Bind         (wxEVT_CHECKBOX,           boost::bind (&GeneralPage::set_language_changed,  this));
-               _language->Bind             (wxEVT_CHOICE,             boost::bind (&GeneralPage::language_changed,      this));
-               _cinemas_file->Bind         (wxEVT_FILEPICKER_CHANGED, boost::bind (&GeneralPage::cinemas_file_changed,  this));
-               _preview_sound->Bind        (wxEVT_CHECKBOX,           boost::bind (&GeneralPage::preview_sound_changed, this));
-               _preview_sound_output->Bind (wxEVT_CHOICE,             boost::bind (&GeneralPage::preview_sound_output_changed, this));
-
-               _master_encoding_threads->SetRange (1, 128);
-               _master_encoding_threads->Bind (wxEVT_SPINCTRL, boost::bind (&GeneralPage::master_encoding_threads_changed, this));
-               _server_encoding_threads->SetRange (1, 128);
-               _server_encoding_threads->Bind (wxEVT_SPINCTRL, boost::bind (&GeneralPage::server_encoding_threads_changed, this));
-
-#ifdef DCPOMATIC_HAVE_EBUR128_PATCHED_FFMPEG
-               _analyse_ebur128->Bind (wxEVT_CHECKBOX, boost::bind (&GeneralPage::analyse_ebur128_changed, this));
-#endif
-               _automatic_audio_analysis->Bind (wxEVT_CHECKBOX, boost::bind (&GeneralPage::automatic_audio_analysis_changed, this));
-               _check_for_updates->Bind (wxEVT_CHECKBOX, boost::bind (&GeneralPage::check_for_updates_changed, this));
-               _check_for_test_updates->Bind (wxEVT_CHECKBOX, boost::bind (&GeneralPage::check_for_test_updates_changed, this));
-
-               _issuer->Bind (wxEVT_TEXT, boost::bind (&GeneralPage::issuer_changed, this));
-               _creator->Bind (wxEVT_TEXT, boost::bind (&GeneralPage::creator_changed, this));
-       }
+       return create_window (parent);
+}
 
-       void config_changed ()
-       {
-               Config* config = Config::instance ();
-
-               checked_set (_set_language, static_cast<bool>(config->language()));
-
-               /* Backwards compatibility of config file */
-
-               map<string, string> compat_map;
-               compat_map["fr"] = "fr_FR";
-               compat_map["it"] = "it_IT";
-               compat_map["es"] = "es_ES";
-               compat_map["sv"] = "sv_SE";
-               compat_map["de"] = "de_DE";
-               compat_map["nl"] = "nl_NL";
-               compat_map["ru"] = "ru_RU";
-               compat_map["pl"] = "pl_PL";
-               compat_map["da"] = "da_DK";
-               compat_map["pt"] = "pt_PT";
-               compat_map["sk"] = "sk_SK";
-               compat_map["cs"] = "cs_CZ";
-               compat_map["uk"] = "uk_UA";
-
-               string lang = config->language().get_value_or ("en_GB");
-               if (compat_map.find (lang) != compat_map.end ()) {
-                       lang = compat_map[lang];
-               }
+StandardPage::StandardPage (wxSize panel_size, int border)
+       : Page (panel_size, border)
+{
 
-               checked_set (_language, lang);
-
-               checked_set (_master_encoding_threads, config->master_encoding_threads ());
-               checked_set (_server_encoding_threads, config->server_encoding_threads ());
-#ifdef DCPOMATIC_HAVE_EBUR128_PATCHED_FFMPEG
-               checked_set (_analyse_ebur128, config->analyse_ebur128 ());
-#endif
-               checked_set (_automatic_audio_analysis, config->automatic_audio_analysis ());
-               checked_set (_check_for_updates, config->check_for_updates ());
-               checked_set (_check_for_test_updates, config->check_for_test_updates ());
-               checked_set (_issuer, config->dcp_issuer ());
-               checked_set (_creator, config->dcp_creator ());
-               checked_set (_cinemas_file, config->cinemas_file());
-               checked_set (_preview_sound, config->preview_sound());
-
-                optional<string> const current_so = get_preview_sound_output ();
-                string configured_so;
-
-                if (config->preview_sound_output()) {
-                        configured_so = config->preview_sound_output().get();
-                } else {
-                        /* No configured output means we should use the default */
-                        RtAudio audio (DCPOMATIC_RTAUDIO_API);
-                        configured_so = audio.getDeviceInfo(audio.getDefaultOutputDevice()).name;
-                }
-
-                if (!current_so || *current_so != configured_so) {
-                        /* Update _preview_sound_output with the configured value */
-                        unsigned int i = 0;
-                        while (i < _preview_sound_output->GetCount()) {
-                                if (_preview_sound_output->GetString(i) == std_to_wx(configured_so)) {
-                                        _preview_sound_output->SetSelection (i);
-                                        break;
-                                }
-                                ++i;
-                        }
-                }
-
-               setup_sensitivity ();
-       }
+}
 
-        /** @return Currently-selected preview sound output in the dialogue */
-        optional<string> get_preview_sound_output ()
-        {
-                int const sel = _preview_sound_output->GetSelection ();
-                if (sel == wxNOT_FOUND) {
-                        return optional<string> ();
-                }
+wxWindow*
+StandardPage::CreateWindow (wxWindow* parent)
+{
+       return create_window (parent);
+}
 
-                return wx_to_std (_preview_sound_output->GetString (sel));
-        }
+GeneralPage::GeneralPage (wxSize panel_size, int border)
+       : StockPage (Kind_General, panel_size, border)
+{
 
-       void setup_sensitivity ()
-       {
-               _language->Enable (_set_language->GetValue ());
-               _check_for_test_updates->Enable (_check_for_updates->GetValue ());
-               _preview_sound_output->Enable (_preview_sound->GetValue ());
-       }
+}
 
-       void set_language_changed ()
-       {
-               setup_sensitivity ();
-               if (_set_language->GetValue ()) {
-                       language_changed ();
-               } else {
-                       Config::instance()->unset_language ();
-               }
-       }
+void
+GeneralPage::add_language_controls (wxGridBagSizer* table, int& r)
+{
+       _set_language = new CheckBox (_panel, _("Set language"));
+       table->Add (_set_language, wxGBPosition (r, 0), wxDefaultSpan, wxALIGN_CENTER_VERTICAL);
+       _language = new wxChoice (_panel, wxID_ANY);
+       vector<pair<string, string> > languages;
+       languages.push_back (make_pair ("Čeština", "cs_CZ"));
+       languages.push_back (make_pair ("汉语/漢語", "zh_CN"));
+       languages.push_back (make_pair ("Dansk", "da_DK"));
+       languages.push_back (make_pair ("Deutsch", "de_DE"));
+       languages.push_back (make_pair ("English", "en_GB"));
+       languages.push_back (make_pair ("Español", "es_ES"));
+       languages.push_back (make_pair ("Français", "fr_FR"));
+       languages.push_back (make_pair ("Italiano", "it_IT"));
+       languages.push_back (make_pair ("Nederlands", "nl_NL"));
+       languages.push_back (make_pair ("Русский", "ru_RU"));
+       languages.push_back (make_pair ("Polski", "pl_PL"));
+       languages.push_back (make_pair ("Português europeu", "pt_PT"));
+       languages.push_back (make_pair ("Português do Brasil", "pt_BR"));
+       languages.push_back (make_pair ("Svenska", "sv_SE"));
+       languages.push_back (make_pair ("Slovenský jazyk", "sk_SK"));
+       languages.push_back (make_pair ("Türkçe", "tr_TR"));
+       languages.push_back (make_pair ("українська мова", "uk_UA"));
+       checked_set (_language, languages);
+       table->Add (_language, wxGBPosition (r, 1));
+       ++r;
+
+       wxStaticText* restart = add_label_to_sizer (
+               table, _panel, _("(restart DCP-o-matic to see language changes)"), false, wxGBPosition (r, 0), wxGBSpan (1, 2)
+               );
+       wxFont font = restart->GetFont();
+       font.SetStyle (wxFONTSTYLE_ITALIC);
+       font.SetPointSize (font.GetPointSize() - 1);
+       restart->SetFont (font);
+       ++r;
+
+       _set_language->Bind (wxEVT_CHECKBOX, bind (&GeneralPage::set_language_changed, this));
+       _language->Bind     (wxEVT_CHOICE,   bind (&GeneralPage::language_changed,     this));
+}
 
-       void language_changed ()
-       {
-               int const sel = _language->GetSelection ();
-               if (sel != -1) {
-                       Config::instance()->set_language (string_client_data (_language->GetClientObject (sel)));
-               } else {
-                       Config::instance()->unset_language ();
-               }
-       }
+void
+GeneralPage::add_update_controls (wxGridBagSizer* table, int& r)
+{
+       _check_for_updates = new CheckBox (_panel, _("Check for updates on startup"));
+       table->Add (_check_for_updates, wxGBPosition (r, 0), wxGBSpan (1, 2));
+       ++r;
 
-#ifdef DCPOMATIC_HAVE_EBUR128_PATCHED_FFMPEG
-       void analyse_ebur128_changed ()
-       {
-               Config::instance()->set_analyse_ebur128 (_analyse_ebur128->GetValue ());
-       }
-#endif
+       _check_for_test_updates = new CheckBox (_panel, _("Check for testing updates on startup"));
+       table->Add (_check_for_test_updates, wxGBPosition (r, 0), wxGBSpan (1, 2));
+       ++r;
 
-       void automatic_audio_analysis_changed ()
-       {
-               Config::instance()->set_automatic_audio_analysis (_automatic_audio_analysis->GetValue ());
-       }
+       _check_for_updates->Bind (wxEVT_CHECKBOX, bind (&GeneralPage::check_for_updates_changed, this));
+       _check_for_test_updates->Bind (wxEVT_CHECKBOX, bind (&GeneralPage::check_for_test_updates_changed, this));
+}
 
-       void check_for_updates_changed ()
-       {
-               Config::instance()->set_check_for_updates (_check_for_updates->GetValue ());
-       }
+void
+GeneralPage::config_changed ()
+{
+       Config* config = Config::instance ();
 
-       void check_for_test_updates_changed ()
-       {
-               Config::instance()->set_check_for_test_updates (_check_for_test_updates->GetValue ());
-       }
+       checked_set (_set_language, static_cast<bool>(config->language()));
 
-       void master_encoding_threads_changed ()
-       {
-               Config::instance()->set_master_encoding_threads (_master_encoding_threads->GetValue ());
-       }
+       /* Backwards compatibility of config file */
 
-       void server_encoding_threads_changed ()
-       {
-               Config::instance()->set_server_encoding_threads (_server_encoding_threads->GetValue ());
-       }
+       map<string, string> compat_map;
+       compat_map["fr"] = "fr_FR";
+       compat_map["it"] = "it_IT";
+       compat_map["es"] = "es_ES";
+       compat_map["sv"] = "sv_SE";
+       compat_map["de"] = "de_DE";
+       compat_map["nl"] = "nl_NL";
+       compat_map["ru"] = "ru_RU";
+       compat_map["pl"] = "pl_PL";
+       compat_map["da"] = "da_DK";
+       compat_map["pt"] = "pt_PT";
+       compat_map["sk"] = "sk_SK";
+       compat_map["cs"] = "cs_CZ";
+       compat_map["uk"] = "uk_UA";
 
-       void issuer_changed ()
-       {
-               Config::instance()->set_dcp_issuer (wx_to_std (_issuer->GetValue ()));
+       string lang = config->language().get_value_or ("en_GB");
+       if (compat_map.find (lang) != compat_map.end ()) {
+               lang = compat_map[lang];
        }
 
-       void creator_changed ()
-       {
-               Config::instance()->set_dcp_creator (wx_to_std (_creator->GetValue ()));
-       }
+       checked_set (_language, lang);
 
-       void cinemas_file_changed ()
-       {
-               Config::instance()->set_cinemas_file (wx_to_std (_cinemas_file->GetPath ()));
-       }
+       checked_set (_check_for_updates, config->check_for_updates ());
+       checked_set (_check_for_test_updates, config->check_for_test_updates ());
 
-       void preview_sound_changed ()
-       {
-               Config::instance()->set_preview_sound (_preview_sound->GetValue ());
-       }
+       setup_sensitivity ();
+}
 
-        void preview_sound_output_changed ()
-        {
-                RtAudio audio (DCPOMATIC_RTAUDIO_API);
-                optional<string> const so = get_preview_sound_output();
-                if (!so || *so == audio.getDeviceInfo(audio.getDefaultOutputDevice()).name) {
-                        Config::instance()->unset_preview_sound_output ();
-                } else {
-                        Config::instance()->set_preview_sound_output (*so);
-                }
-        }
-
-       wxCheckBox* _set_language;
-       wxChoice* _language;
-       wxSpinCtrl* _master_encoding_threads;
-       wxSpinCtrl* _server_encoding_threads;
-       FilePickerCtrl* _cinemas_file;
-       wxCheckBox* _preview_sound;
-       wxChoice* _preview_sound_output;
-#ifdef DCPOMATIC_HAVE_EBUR128_PATCHED_FFMPEG
-       wxCheckBox* _analyse_ebur128;
-#endif
-       wxCheckBox* _automatic_audio_analysis;
-       wxCheckBox* _check_for_updates;
-       wxCheckBox* _check_for_test_updates;
-       wxTextCtrl* _issuer;
-       wxTextCtrl* _creator;
-};
-
-class DefaultsPage : public StandardPage
+void
+GeneralPage::setup_sensitivity ()
 {
-public:
-       DefaultsPage (wxSize panel_size, int border)
-               : StandardPage (panel_size, border)
-       {}
+       _language->Enable (_set_language->GetValue ());
+       _check_for_test_updates->Enable (_check_for_updates->GetValue ());
+}
 
-       wxString GetName () const
-       {
-               return _("Defaults");
+void
+GeneralPage::set_language_changed ()
+{
+       setup_sensitivity ();
+       if (_set_language->GetValue ()) {
+               language_changed ();
+       } else {
+               Config::instance()->unset_language ();
        }
+}
 
-#ifdef DCPOMATIC_OSX
-       wxBitmap GetLargeIcon () const
-       {
-               return wxBitmap ("defaults", wxBITMAP_TYPE_PNG_RESOURCE);
+void
+GeneralPage::language_changed ()
+{
+       int const sel = _language->GetSelection ();
+       if (sel != -1) {
+               Config::instance()->set_language (string_client_data (_language->GetClientObject (sel)));
+       } else {
+               Config::instance()->unset_language ();
        }
-#endif
-
-private:
-       void setup ()
-       {
-               wxFlexGridSizer* table = new wxFlexGridSizer (2, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
-               table->AddGrowableCol (1, 1);
-               _panel->GetSizer()->Add (table, 1, wxALL | wxEXPAND, _border);
-
-               {
-                       add_label_to_sizer (table, _panel, _("Default duration of still images"), true);
-                       wxBoxSizer* s = new wxBoxSizer (wxHORIZONTAL);
-                       _still_length = new wxSpinCtrl (_panel);
-                       s->Add (_still_length);
-                       add_label_to_sizer (s, _panel, _("s"), false);
-                       table->Add (s, 1);
-               }
-
-               add_label_to_sizer (table, _panel, _("Default directory for new films"), true);
-#ifdef DCPOMATIC_USE_OWN_PICKER
-               _directory = new DirPickerCtrl (_panel);
-#else
-               _directory = new wxDirPickerCtrl (_panel, wxDD_DIR_MUST_EXIST);
-#endif
-               table->Add (_directory, 1, wxEXPAND);
-
-               add_label_to_sizer (table, _panel, _("Default ISDCF name details"), true);
-               _isdcf_metadata_button = new wxButton (_panel, wxID_ANY, _("Edit..."));
-               table->Add (_isdcf_metadata_button);
-
-               add_label_to_sizer (table, _panel, _("Default container"), true);
-               _container = new wxChoice (_panel, wxID_ANY);
-               table->Add (_container);
-
-               add_label_to_sizer (table, _panel, _("Default scale-to"), true);
-               _scale_to = new wxChoice (_panel, wxID_ANY);
-               table->Add (_scale_to);
-
-               add_label_to_sizer (table, _panel, _("Default content type"), true);
-               _dcp_content_type = new wxChoice (_panel, wxID_ANY);
-               table->Add (_dcp_content_type);
-
-               add_label_to_sizer (table, _panel, _("Default DCP audio channels"), true);
-               _dcp_audio_channels = new wxChoice (_panel, wxID_ANY);
-               table->Add (_dcp_audio_channels);
-
-               {
-                       add_label_to_sizer (table, _panel, _("Default JPEG2000 bandwidth"), true);
-                       wxBoxSizer* s = new wxBoxSizer (wxHORIZONTAL);
-                       _j2k_bandwidth = new wxSpinCtrl (_panel);
-                       s->Add (_j2k_bandwidth);
-                       add_label_to_sizer (s, _panel, _("Mbit/s"), false);
-                       table->Add (s, 1);
-               }
-
-               {
-                       add_label_to_sizer (table, _panel, _("Default audio delay"), true);
-                       wxBoxSizer* s = new wxBoxSizer (wxHORIZONTAL);
-                       _audio_delay = new wxSpinCtrl (_panel);
-                       s->Add (_audio_delay);
-                       add_label_to_sizer (s, _panel, _("ms"), false);
-                       table->Add (s, 1);
-               }
-
-               add_label_to_sizer (table, _panel, _("Default standard"), true);
-               _standard = new wxChoice (_panel, wxID_ANY);
-               table->Add (_standard);
-
-               add_label_to_sizer (table, _panel, _("Default KDM directory"), true);
-#ifdef DCPOMATIC_USE_OWN_PICKER
-               _kdm_directory = new DirPickerCtrl (_panel);
-#else
-               _kdm_directory = new wxDirPickerCtrl (_panel, wxDD_DIR_MUST_EXIST);
-#endif
-               table->Add (_kdm_directory, 1, wxEXPAND);
-
-               _still_length->SetRange (1, 3600);
-               _still_length->Bind (wxEVT_SPINCTRL, boost::bind (&DefaultsPage::still_length_changed, this));
-
-               _directory->Bind (wxEVT_DIRPICKER_CHANGED, boost::bind (&DefaultsPage::directory_changed, this));
-               _kdm_directory->Bind (wxEVT_DIRPICKER_CHANGED, boost::bind (&DefaultsPage::kdm_directory_changed, this));
-
-               _isdcf_metadata_button->Bind (wxEVT_BUTTON, boost::bind (&DefaultsPage::edit_isdcf_metadata_clicked, this));
-
-               vector<Ratio const *> ratios = Ratio::all ();
-               for (size_t i = 0; i < ratios.size(); ++i) {
-                       _container->Append (std_to_wx (ratios[i]->nickname ()));
-               }
-
-               _container->Bind (wxEVT_CHOICE, boost::bind (&DefaultsPage::container_changed, this));
-
-               _scale_to->Append (_("Guess from content"));
-
-               for (size_t i = 0; i < ratios.size(); ++i) {
-                       _scale_to->Append (std_to_wx (ratios[i]->nickname ()));
-               }
-
-               _scale_to->Bind (wxEVT_CHOICE, boost::bind (&DefaultsPage::scale_to_changed, this));
-
-               vector<DCPContentType const *> const ct = DCPContentType::all ();
-               for (size_t i = 0; i < ct.size(); ++i) {
-                       _dcp_content_type->Append (std_to_wx (ct[i]->pretty_name ()));
-               }
-
-               setup_audio_channels_choice (_dcp_audio_channels, 2);
+}
 
-               _dcp_content_type->Bind (wxEVT_CHOICE, boost::bind (&DefaultsPage::dcp_content_type_changed, this));
-               _dcp_audio_channels->Bind (wxEVT_CHOICE, boost::bind (&DefaultsPage::dcp_audio_channels_changed, this));
+void
+GeneralPage::check_for_updates_changed ()
+{
+       Config::instance()->set_check_for_updates (_check_for_updates->GetValue ());
+}
 
-               _j2k_bandwidth->SetRange (50, 250);
-               _j2k_bandwidth->Bind (wxEVT_SPINCTRL, boost::bind (&DefaultsPage::j2k_bandwidth_changed, this));
+void
+GeneralPage::check_for_test_updates_changed ()
+{
+       Config::instance()->set_check_for_test_updates (_check_for_test_updates->GetValue ());
+}
 
-               _audio_delay->SetRange (-1000, 1000);
-               _audio_delay->Bind (wxEVT_SPINCTRL, boost::bind (&DefaultsPage::audio_delay_changed, this));
+CertificateChainEditor::CertificateChainEditor (
+       wxWindow* parent,
+       wxString title,
+       int border,
+       function<void (shared_ptr<dcp::CertificateChain>)> set,
+       function<shared_ptr<const dcp::CertificateChain> (void)> get,
+       function<bool (void)> nag_alter
+       )
+       : wxDialog (parent, wxID_ANY, title)
+       , _set (set)
+       , _get (get)
+       , _nag_alter (nag_alter)
+{
+       wxFont subheading_font (*wxNORMAL_FONT);
+       subheading_font.SetWeight (wxFONTWEIGHT_BOLD);
 
-               _standard->Append (_("SMPTE"));
-               _standard->Append (_("Interop"));
-               _standard->Bind (wxEVT_CHOICE, boost::bind (&DefaultsPage::standard_changed, this));
-       }
+       _sizer = new wxBoxSizer (wxVERTICAL);
 
-       void config_changed ()
        {
-               Config* config = Config::instance ();
-
-               vector<Ratio const *> ratios = Ratio::all ();
-               for (size_t i = 0; i < ratios.size(); ++i) {
-                       if (ratios[i] == config->default_container ()) {
-                               _container->SetSelection (i);
-                       }
-                       if (ratios[i] == config->default_scale_to ()) {
-                               _scale_to->SetSelection (i + 1);
-                       }
-               }
-
-               if (!config->default_scale_to()) {
-                       _scale_to->SetSelection (0);
-               }
-
-               vector<DCPContentType const *> const ct = DCPContentType::all ();
-               for (size_t i = 0; i < ct.size(); ++i) {
-                       if (ct[i] == config->default_dcp_content_type ()) {
-                               _dcp_content_type->SetSelection (i);
-                       }
-               }
-
-               checked_set (_still_length, config->default_still_length ());
-               _directory->SetPath (std_to_wx (config->default_directory_or (wx_to_std (wxStandardPaths::Get().GetDocumentsDir())).string ()));
-               _kdm_directory->SetPath (std_to_wx (config->default_kdm_directory_or (wx_to_std (wxStandardPaths::Get().GetDocumentsDir())).string ()));
-               checked_set (_j2k_bandwidth, config->default_j2k_bandwidth() / 1000000);
-               _j2k_bandwidth->SetRange (50, config->maximum_j2k_bandwidth() / 1000000);
-               checked_set (_dcp_audio_channels, locale_convert<string> (config->default_dcp_audio_channels()));
-               checked_set (_audio_delay, config->default_audio_delay ());
-               checked_set (_standard, config->default_interop() ? 1 : 0);
+               wxStaticText* m = new StaticText (this, title);
+               m->SetFont (subheading_font);
+               _sizer->Add (m, 0, wxALL, border);
        }
 
-       void j2k_bandwidth_changed ()
-       {
-               Config::instance()->set_default_j2k_bandwidth (_j2k_bandwidth->GetValue() * 1000000);
-       }
+       wxBoxSizer* certificates_sizer = new wxBoxSizer (wxHORIZONTAL);
+       _sizer->Add (certificates_sizer, 0, wxLEFT | wxRIGHT, border);
 
-       void audio_delay_changed ()
-       {
-               Config::instance()->set_default_audio_delay (_audio_delay->GetValue());
-       }
+       _certificates = new wxListCtrl (this, wxID_ANY, wxDefaultPosition, wxSize (440, 150), wxLC_REPORT | wxLC_SINGLE_SEL);
 
-       void dcp_audio_channels_changed ()
        {
-               int const s = _dcp_audio_channels->GetSelection ();
-               if (s != wxNOT_FOUND) {
-                       Config::instance()->set_default_dcp_audio_channels (
-                               locale_convert<int> (string_client_data (_dcp_audio_channels->GetClientObject (s)))
-                               );
-               }
+               wxListItem ip;
+               ip.SetId (0);
+               ip.SetText (_("Type"));
+               ip.SetWidth (100);
+               _certificates->InsertColumn (0, ip);
        }
 
-       void directory_changed ()
        {
-               Config::instance()->set_default_directory (wx_to_std (_directory->GetPath ()));
-       }
+               wxListItem ip;
+               ip.SetId (1);
+               ip.SetText (_("Thumbprint"));
+               ip.SetWidth (340);
 
-       void kdm_directory_changed ()
-       {
-               Config::instance()->set_default_kdm_directory (wx_to_std (_kdm_directory->GetPath ()));
-       }
+               wxFont font = ip.GetFont ();
+               font.SetFamily (wxFONTFAMILY_TELETYPE);
+               ip.SetFont (font);
+
+               _certificates->InsertColumn (1, ip);
+       }
+
+       certificates_sizer->Add (_certificates, 1, wxEXPAND);
+
+       {
+               wxSizer* s = new wxBoxSizer (wxVERTICAL);
+               _add_certificate = new Button (this, _("Add..."));
+               s->Add (_add_certificate, 1, wxTOP | wxBOTTOM | wxEXPAND, DCPOMATIC_BUTTON_STACK_GAP);
+               _remove_certificate = new Button (this, _("Remove"));
+               s->Add (_remove_certificate, 1, wxTOP | wxBOTTOM | wxEXPAND, DCPOMATIC_BUTTON_STACK_GAP);
+               _export_certificate = new Button (this, _("Export certificate..."));
+               s->Add (_export_certificate, 1, wxTOP | wxBOTTOM | wxEXPAND, DCPOMATIC_BUTTON_STACK_GAP);
+               _export_chain = new Button (this, _("Export chain..."));
+               s->Add (_export_chain, 1, wxTOP | wxBOTTOM | wxEXPAND, DCPOMATIC_BUTTON_STACK_GAP);
+               certificates_sizer->Add (s, 0, wxLEFT, DCPOMATIC_SIZER_X_GAP);
+       }
+
+       wxGridBagSizer* table = new wxGridBagSizer (DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
+       _sizer->Add (table, 1, wxALL | wxEXPAND, border);
+       int r = 0;
+
+       add_label_to_sizer (table, this, _("Leaf private key"), true, wxGBPosition (r, 0));
+       _private_key = new StaticText (this, wxT(""));
+       wxFont font = _private_key->GetFont ();
+       font.SetFamily (wxFONTFAMILY_TELETYPE);
+       _private_key->SetFont (font);
+       table->Add (_private_key, wxGBPosition (r, 1), wxDefaultSpan, wxALIGN_CENTER_VERTICAL);
+       _import_private_key = new Button (this, _("Import..."));
+       table->Add (_import_private_key, wxGBPosition (r, 2));
+       _export_private_key = new Button (this, _("Export..."));
+       table->Add (_export_private_key, wxGBPosition (r, 3));
+       ++r;
+
+       _button_sizer = new wxBoxSizer (wxHORIZONTAL);
+       _remake_certificates = new Button (this, _("Re-make certificates and key..."));
+       _button_sizer->Add (_remake_certificates, 1, wxRIGHT, border);
+       table->Add (_button_sizer, wxGBPosition (r, 0), wxGBSpan (1, 4));
+       ++r;
+
+       _private_key_bad = new StaticText (this, _("Leaf private key does not match leaf certificate!"));
+       font = *wxSMALL_FONT;
+       font.SetWeight (wxFONTWEIGHT_BOLD);
+       _private_key_bad->SetFont (font);
+       table->Add (_private_key_bad, wxGBPosition (r, 0), wxGBSpan (1, 3));
+       ++r;
+
+       _add_certificate->Bind     (wxEVT_BUTTON,       bind (&CertificateChainEditor::add_certificate, this));
+       _remove_certificate->Bind  (wxEVT_BUTTON,       bind (&CertificateChainEditor::remove_certificate, this));
+       _export_certificate->Bind  (wxEVT_BUTTON,       bind (&CertificateChainEditor::export_certificate, this));
+       _certificates->Bind        (wxEVT_LIST_ITEM_SELECTED,   bind (&CertificateChainEditor::update_sensitivity, this));
+       _certificates->Bind        (wxEVT_LIST_ITEM_DESELECTED, bind (&CertificateChainEditor::update_sensitivity, this));
+       _remake_certificates->Bind (wxEVT_BUTTON,       bind (&CertificateChainEditor::remake_certificates, this));
+       _export_chain->Bind        (wxEVT_BUTTON,       bind (&CertificateChainEditor::export_chain, this));
+       _import_private_key->Bind  (wxEVT_BUTTON,       bind (&CertificateChainEditor::import_private_key, this));
+       _export_private_key->Bind  (wxEVT_BUTTON,       bind (&CertificateChainEditor::export_private_key, this));
+
+       wxSizer* buttons = CreateSeparatedButtonSizer (wxCLOSE);
+       if (buttons) {
+               _sizer->Add (buttons, wxSizerFlags().Expand().DoubleBorder());
+       }
+
+       SetSizerAndFit (_sizer);
+
+       update_certificate_list ();
+       update_private_key ();
+       update_sensitivity ();
+}
 
-       void edit_isdcf_metadata_clicked ()
-       {
-               ISDCFMetadataDialog* d = new ISDCFMetadataDialog (_panel, Config::instance()->default_isdcf_metadata (), false);
-               d->ShowModal ();
-               Config::instance()->set_default_isdcf_metadata (d->isdcf_metadata ());
-               d->Destroy ();
-       }
+void
+CertificateChainEditor::add_button (wxWindow* button)
+{
+       _button_sizer->Add (button, 0, wxLEFT | wxRIGHT, DCPOMATIC_SIZER_X_GAP);
+       _sizer->Layout ();
+}
 
-       void still_length_changed ()
-       {
-               Config::instance()->set_default_still_length (_still_length->GetValue ());
-       }
+void
+CertificateChainEditor::add_certificate ()
+{
+       wxFileDialog* d = new wxFileDialog (this, _("Select Certificate File"));
 
-       void container_changed ()
-       {
-               vector<Ratio const *> ratio = Ratio::all ();
-               Config::instance()->set_default_container (ratio[_container->GetSelection()]);
-       }
+       if (d->ShowModal() == wxID_OK) {
+               try {
+                       dcp::Certificate c;
+                       string extra;
+                       try {
+                               extra = c.read_string (dcp::file_to_string (wx_to_std (d->GetPath ())));
+                       } catch (boost::filesystem::filesystem_error& e) {
+                               error_dialog (this, _("Could not import certificate (%s)"), d->GetPath());
+                               d->Destroy ();
+                               return;
+                       }
 
-       void scale_to_changed ()
-       {
-               int const s = _scale_to->GetSelection ();
-               if (s == 0) {
-                       Config::instance()->set_default_scale_to (0);
-               } else {
-                       vector<Ratio const *> ratio = Ratio::all ();
-                       Config::instance()->set_default_scale_to (ratio[s - 1]);
+                       if (!extra.empty ()) {
+                               message_dialog (
+                                       this,
+                                       _("This file contains other certificates (or other data) after its first certificate. "
+                                         "Only the first certificate will be used.")
+                                       );
+                       }
+                       shared_ptr<dcp::CertificateChain> chain(new dcp::CertificateChain(*_get().get()));
+                       chain->add (c);
+                       if (!chain->chain_valid ()) {
+                               error_dialog (
+                                       this,
+                                       _("Adding this certificate would make the chain inconsistent, so it will not be added. "
+                                         "Add certificates in order from root to intermediate to leaf.")
+                                       );
+                               chain->remove (c);
+                       } else {
+                               _set (chain);
+                               update_certificate_list ();
+                       }
+               } catch (dcp::MiscError& e) {
+                       error_dialog (this, _("Could not read certificate file."), std_to_wx(e.what()));
                }
        }
 
-       void dcp_content_type_changed ()
-       {
-               vector<DCPContentType const *> ct = DCPContentType::all ();
-               Config::instance()->set_default_dcp_content_type (ct[_dcp_content_type->GetSelection()]);
-       }
+       d->Destroy ();
 
-       void standard_changed ()
-       {
-               Config::instance()->set_default_interop (_standard->GetSelection() == 1);
-       }
+       update_sensitivity ();
+}
 
-       wxSpinCtrl* _j2k_bandwidth;
-       wxSpinCtrl* _audio_delay;
-       wxButton* _isdcf_metadata_button;
-       wxSpinCtrl* _still_length;
-#ifdef DCPOMATIC_USE_OWN_PICKER
-       DirPickerCtrl* _directory;
-       DirPickerCtrl* _kdm_directory;
-#else
-       wxDirPickerCtrl* _directory;
-       wxDirPickerCtrl* _kdm_directory;
-#endif
-       wxChoice* _container;
-       wxChoice* _scale_to;
-       wxChoice* _dcp_content_type;
-       wxChoice* _dcp_audio_channels;
-       wxChoice* _standard;
-};
-
-class EncodingServersPage : public StandardPage
+void
+CertificateChainEditor::remove_certificate ()
 {
-public:
-       EncodingServersPage (wxSize panel_size, int border)
-               : StandardPage (panel_size, border)
-       {}
-
-       wxString GetName () const
-       {
-               return _("Servers");
+       if (_nag_alter()) {
+               /* Cancel was clicked */
+               return;
        }
 
-#ifdef DCPOMATIC_OSX
-       wxBitmap GetLargeIcon () const
-       {
-               return wxBitmap ("servers", wxBITMAP_TYPE_PNG_RESOURCE);
+       int i = _certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
+       if (i == -1) {
+               return;
        }
-#endif
 
-private:
-       void setup ()
-       {
-               _use_any_servers = new wxCheckBox (_panel, wxID_ANY, _("Search network for servers"));
-               _panel->GetSizer()->Add (_use_any_servers, 0, wxALL, _border);
-
-               vector<string> columns;
-               columns.push_back (wx_to_std (_("IP address / host name")));
-               _servers_list = new EditableList<string, ServerDialog> (
-                       _panel,
-                       columns,
-                       boost::bind (&Config::servers, Config::instance()),
-                       boost::bind (&Config::set_servers, Config::instance(), _1),
-                       boost::bind (&EncodingServersPage::server_column, this, _1)
-                       );
+       _certificates->DeleteItem (i);
+       shared_ptr<dcp::CertificateChain> chain(new dcp::CertificateChain(*_get().get()));
+       chain->remove (i);
+       _set (chain);
 
-               _panel->GetSizer()->Add (_servers_list, 1, wxEXPAND | wxALL, _border);
-
-               _use_any_servers->Bind (wxEVT_CHECKBOX, boost::bind (&EncodingServersPage::use_any_servers_changed, this));
-       }
+       update_sensitivity ();
+       update_certificate_list ();
+}
 
-       void config_changed ()
-       {
-               checked_set (_use_any_servers, Config::instance()->use_any_servers ());
-               _servers_list->refresh ();
+void
+CertificateChainEditor::export_certificate ()
+{
+       int i = _certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
+       if (i == -1) {
+               return;
        }
 
-       void use_any_servers_changed ()
-       {
-               Config::instance()->set_use_any_servers (_use_any_servers->GetValue ());
-       }
+       wxFileDialog* d = new wxFileDialog (
+               this, _("Select Certificate File"), wxEmptyString, wxEmptyString, wxT ("PEM files (*.pem)|*.pem"),
+               wxFD_SAVE | wxFD_OVERWRITE_PROMPT
+               );
 
-       string server_column (string s)
-       {
-               return s;
+       dcp::CertificateChain::List all = _get()->root_to_leaf ();
+       dcp::CertificateChain::List::iterator j = all.begin ();
+       for (int k = 0; k < i; ++k) {
+               ++j;
        }
 
-       wxCheckBox* _use_any_servers;
-       EditableList<string, ServerDialog>* _servers_list;
-};
-
-class CertificateChainEditor : public wxPanel
-{
-public:
-       CertificateChainEditor (
-               wxWindow* parent,
-               wxString title,
-               int border,
-               function<void (shared_ptr<dcp::CertificateChain>)> set,
-               function<shared_ptr<const dcp::CertificateChain> (void)> get
-               )
-               : wxPanel (parent)
-               , _set (set)
-               , _get (get)
-       {
-               wxFont subheading_font (*wxNORMAL_FONT);
-               subheading_font.SetWeight (wxFONTWEIGHT_BOLD);
-
-               _sizer = new wxBoxSizer (wxVERTICAL);
-
-               {
-                       wxStaticText* m = new wxStaticText (this, wxID_ANY, title);
-                       m->SetFont (subheading_font);
-                       _sizer->Add (m, 0, wxALL, border);
+       if (d->ShowModal () == wxID_OK) {
+               boost::filesystem::path path (wx_to_std(d->GetPath()));
+               FILE* f = fopen_boost (path, "w");
+               if (!f) {
+                       throw OpenFileError (path, errno, OpenFileError::WRITE);
                }
 
-               wxBoxSizer* certificates_sizer = new wxBoxSizer (wxHORIZONTAL);
-               _sizer->Add (certificates_sizer, 0, wxLEFT | wxRIGHT, border);
-
-               _certificates = new wxListCtrl (this, wxID_ANY, wxDefaultPosition, wxSize (440, 150), wxLC_REPORT | wxLC_SINGLE_SEL);
+               string const s = j->certificate (true);
+               checked_fwrite (s.c_str(), s.length(), f, path);
+               fclose (f);
+       }
+       d->Destroy ();
+}
 
-               {
-                       wxListItem ip;
-                       ip.SetId (0);
-                       ip.SetText (_("Type"));
-                       ip.SetWidth (100);
-                       _certificates->InsertColumn (0, ip);
+void
+CertificateChainEditor::export_chain ()
+{
+       wxFileDialog* d = new wxFileDialog (
+               this, _("Select Chain File"), wxEmptyString, wxEmptyString, wxT("PEM files (*.pem)|*.pem"),
+               wxFD_SAVE | wxFD_OVERWRITE_PROMPT
+               );
+
+       if (d->ShowModal () == wxID_OK) {
+               boost::filesystem::path path (wx_to_std(d->GetPath()));
+               FILE* f = fopen_boost (path, "w");
+               if (!f) {
+                       throw OpenFileError (path, errno, OpenFileError::WRITE);
                }
 
-               {
-                       wxListItem ip;
-                       ip.SetId (1);
-                       ip.SetText (_("Thumbprint"));
-                       ip.SetWidth (340);
-
-                       wxFont font = ip.GetFont ();
-                       font.SetFamily (wxFONTFAMILY_TELETYPE);
-                       ip.SetFont (font);
+               string const s = _get()->chain();
+               checked_fwrite (s.c_str(), s.length(), f, path);
+               fclose (f);
+       }
 
-                       _certificates->InsertColumn (1, ip);
-               }
+       d->Destroy ();
+}
 
-               certificates_sizer->Add (_certificates, 1, wxEXPAND);
-
-               {
-                       wxSizer* s = new wxBoxSizer (wxVERTICAL);
-                       _add_certificate = new wxButton (this, wxID_ANY, _("Add..."));
-                       s->Add (_add_certificate, 0, wxTOP | wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
-                       _remove_certificate = new wxButton (this, wxID_ANY, _("Remove"));
-                       s->Add (_remove_certificate, 0, wxTOP | wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
-                       _export_certificate = new wxButton (this, wxID_ANY, _("Export"));
-                       s->Add (_export_certificate, 0, wxTOP | wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
-                       certificates_sizer->Add (s, 0, wxLEFT, DCPOMATIC_SIZER_X_GAP);
+void
+CertificateChainEditor::update_certificate_list ()
+{
+       _certificates->DeleteAllItems ();
+       size_t n = 0;
+       dcp::CertificateChain::List certs = _get()->root_to_leaf ();
+       BOOST_FOREACH (dcp::Certificate const & i, certs) {
+               wxListItem item;
+               item.SetId (n);
+               _certificates->InsertItem (item);
+               _certificates->SetItem (n, 1, std_to_wx (i.thumbprint ()));
+
+               if (n == 0) {
+                       _certificates->SetItem (n, 0, _("Root"));
+               } else if (n == (certs.size() - 1)) {
+                       _certificates->SetItem (n, 0, _("Leaf"));
+               } else {
+                       _certificates->SetItem (n, 0, _("Intermediate"));
                }
 
-               wxGridBagSizer* table = new wxGridBagSizer (DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
-               _sizer->Add (table, 1, wxALL | wxEXPAND, border);
-               int r = 0;
-
-               add_label_to_sizer (table, this, _("Leaf private key"), true, wxGBPosition (r, 0));
-               _private_key = new wxStaticText (this, wxID_ANY, wxT (""));
-               wxFont font = _private_key->GetFont ();
-               font.SetFamily (wxFONTFAMILY_TELETYPE);
-               _private_key->SetFont (font);
-               table->Add (_private_key, wxGBPosition (r, 1), wxDefaultSpan, wxALIGN_CENTER_VERTICAL);
-               _load_private_key = new wxButton (this, wxID_ANY, _("Load..."));
-               table->Add (_load_private_key, wxGBPosition (r, 2));
-               _export_private_key = new wxButton (this, wxID_ANY, _("Export..."));
-               table->Add (_export_private_key, wxGBPosition (r, 3));
-               ++r;
-
-               _button_sizer = new wxBoxSizer (wxHORIZONTAL);
-               _remake_certificates = new wxButton (this, wxID_ANY, _("Re-make certificates\nand key..."));
-               _button_sizer->Add (_remake_certificates, 1, wxRIGHT, border);
-               table->Add (_button_sizer, wxGBPosition (r, 0), wxGBSpan (1, 4));
-               ++r;
-
-               _add_certificate->Bind     (wxEVT_BUTTON,       boost::bind (&CertificateChainEditor::add_certificate, this));
-               _remove_certificate->Bind  (wxEVT_BUTTON,       boost::bind (&CertificateChainEditor::remove_certificate, this));
-               _export_certificate->Bind  (wxEVT_BUTTON,       boost::bind (&CertificateChainEditor::export_certificate, this));
-               _certificates->Bind        (wxEVT_LIST_ITEM_SELECTED,   boost::bind (&CertificateChainEditor::update_sensitivity, this));
-               _certificates->Bind        (wxEVT_LIST_ITEM_DESELECTED, boost::bind (&CertificateChainEditor::update_sensitivity, this));
-               _remake_certificates->Bind (wxEVT_BUTTON,       boost::bind (&CertificateChainEditor::remake_certificates, this));
-               _load_private_key->Bind    (wxEVT_BUTTON,       boost::bind (&CertificateChainEditor::load_private_key, this));
-               _export_private_key->Bind  (wxEVT_BUTTON,       boost::bind (&CertificateChainEditor::export_private_key, this));
-
-               SetSizerAndFit (_sizer);
+               ++n;
        }
 
-       void config_changed ()
-       {
-               _chain.reset (new dcp::CertificateChain (*_get().get ()));
+       static wxColour normal = _private_key_bad->GetForegroundColour ();
 
-               update_certificate_list ();
-               update_private_key ();
-               update_sensitivity ();
-       }
-
-       void add_button (wxWindow* button)
-       {
-               _button_sizer->Add (button, 0, wxLEFT | wxRIGHT, DCPOMATIC_SIZER_X_GAP);
-               _sizer->Layout ();
+       if (_get()->private_key_valid()) {
+               _private_key_bad->Hide ();
+               _private_key_bad->SetForegroundColour (normal);
+       } else {
+               _private_key_bad->Show ();
+               _private_key_bad->SetForegroundColour (wxColour (255, 0, 0));
        }
+}
 
-private:
-       void add_certificate ()
-       {
-               wxFileDialog* d = new wxFileDialog (this, _("Select Certificate File"));
+void
+CertificateChainEditor::remake_certificates ()
+{
+       shared_ptr<const dcp::CertificateChain> chain = _get();
 
-               if (d->ShowModal() == wxID_OK) {
-                       try {
-                               dcp::Certificate c;
-                               string const extra = c.read_string (dcp::file_to_string (wx_to_std (d->GetPath ())));
-                               if (!extra.empty ()) {
-                                       message_dialog (
-                                               this,
-                                               _("This file contains other certificates (or other data) after its first certificate. "
-                                                 "Only the first certificate will be used.")
-                                               );
-                               }
-                               _chain->add (c);
-                               _set (_chain);
-                               update_certificate_list ();
-                       } catch (dcp::MiscError& e) {
-                               error_dialog (this, wxString::Format (_("Could not read certificate file (%s)"), e.what ()));
-                       }
-               }
+       string subject_organization_name;
+       string subject_organizational_unit_name;
+       string root_common_name;
+       string intermediate_common_name;
+       string leaf_common_name;
 
-               d->Destroy ();
+       dcp::CertificateChain::List all = chain->root_to_leaf ();
 
-               update_sensitivity ();
+       if (all.size() >= 1) {
+               /* Have a root */
+               subject_organization_name = chain->root().subject_organization_name ();
+               subject_organizational_unit_name = chain->root().subject_organizational_unit_name ();
+               root_common_name = chain->root().subject_common_name ();
        }
 
-       void remove_certificate ()
-       {
-               int i = _certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
-               if (i == -1) {
-                       return;
-               }
-
-               _certificates->DeleteItem (i);
-               _chain->remove (i);
-               _set (_chain);
-
-               update_sensitivity ();
+       if (all.size() >= 2) {
+               /* Have a leaf */
+               leaf_common_name = chain->leaf().subject_common_name ();
        }
 
-       void export_certificate ()
-       {
-               int i = _certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
-               if (i == -1) {
-                       return;
-               }
-
-               wxFileDialog* d = new wxFileDialog (
-                       this, _("Select Certificate File"), wxEmptyString, wxEmptyString, wxT ("PEM files (*.pem)|*.pem"),
-                       wxFD_SAVE | wxFD_OVERWRITE_PROMPT
-                       );
-
-               dcp::CertificateChain::List all = _chain->root_to_leaf ();
-               dcp::CertificateChain::List::iterator j = all.begin ();
-               for (int k = 0; k < i; ++k) {
-                       ++j;
-               }
-
-               if (d->ShowModal () == wxID_OK) {
-                       FILE* f = fopen_boost (wx_to_std (d->GetPath ()), "w");
-                       if (!f) {
-                               throw OpenFileError (wx_to_std (d->GetPath ()), errno, false);
-                       }
-
-                       string const s = j->certificate (true);
-                       fwrite (s.c_str(), 1, s.length(), f);
-                       fclose (f);
-               }
-               d->Destroy ();
+       if (all.size() >= 3) {
+               /* Have an intermediate */
+               dcp::CertificateChain::List::iterator i = all.begin ();
+               ++i;
+               intermediate_common_name = i->subject_common_name ();
        }
 
-       void update_certificate_list ()
-       {
-               _certificates->DeleteAllItems ();
-               size_t n = 0;
-               dcp::CertificateChain::List certs = _chain->root_to_leaf ();
-               BOOST_FOREACH (dcp::Certificate const & i, certs) {
-                       wxListItem item;
-                       item.SetId (n);
-                       _certificates->InsertItem (item);
-                       _certificates->SetItem (n, 1, std_to_wx (i.thumbprint ()));
-
-                       if (n == 0) {
-                               _certificates->SetItem (n, 0, _("Root"));
-                       } else if (n == (certs.size() - 1)) {
-                               _certificates->SetItem (n, 0, _("Leaf"));
-                       } else {
-                               _certificates->SetItem (n, 0, _("Intermediate"));
-                       }
-
-                       ++n;
-               }
+       if (_nag_alter()) {
+               /* Cancel was clicked */
+               return;
        }
 
-       void remake_certificates ()
-       {
-               shared_ptr<const dcp::CertificateChain> chain = _get ();
-
-               string subject_organization_name;
-               string subject_organizational_unit_name;
-               string root_common_name;
-               string intermediate_common_name;
-               string leaf_common_name;
-
-               dcp::CertificateChain::List all = chain->root_to_leaf ();
-
-               if (all.size() >= 1) {
-                       /* Have a root */
-                       subject_organization_name = chain->root().subject_organization_name ();
-                       subject_organizational_unit_name = chain->root().subject_organizational_unit_name ();
-                       root_common_name = chain->root().subject_common_name ();
-               }
+       MakeChainDialog* d = new MakeChainDialog (
+               this,
+               subject_organization_name,
+               subject_organizational_unit_name,
+               root_common_name,
+               intermediate_common_name,
+               leaf_common_name
+               );
 
-               if (all.size() >= 2) {
-                       /* Have a leaf */
-                       leaf_common_name = chain->leaf().subject_common_name ();
-               }
-
-               if (all.size() >= 3) {
-                       /* Have an intermediate */
-                       dcp::CertificateChain::List::iterator i = all.begin ();
-                       ++i;
-                       intermediate_common_name = i->subject_common_name ();
-               }
-
-               MakeChainDialog* d = new MakeChainDialog (
-                       this,
-                       subject_organization_name,
-                       subject_organizational_unit_name,
-                       root_common_name,
-                       intermediate_common_name,
-                       leaf_common_name
-                       );
-
-               if (d->ShowModal () == wxID_OK) {
-                       _chain.reset (
+       if (d->ShowModal () == wxID_OK) {
+               _set (
+                       shared_ptr<dcp::CertificateChain> (
                                new dcp::CertificateChain (
                                        openssl_path (),
                                        d->organisation (),
@@ -1045,788 +588,444 @@ private:
                                        d->intermediate_common_name (),
                                        d->leaf_common_name ()
                                        )
-                               );
-
-                       _set (_chain);
-                       update_certificate_list ();
-                       update_private_key ();
-               }
-
-               d->Destroy ();
-       }
-
-       void update_sensitivity ()
-       {
-               _remove_certificate->Enable (_certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED) != -1);
-               _export_certificate->Enable (_certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED) != -1);
-       }
+                               )
+                       );
 
-       void update_private_key ()
-       {
-               checked_set (_private_key, dcp::private_key_fingerprint (_chain->key().get ()));
-               _sizer->Layout ();
+               update_certificate_list ();
+               update_private_key ();
        }
 
-       void load_private_key ()
-       {
-               wxFileDialog* d = new wxFileDialog (this, _("Select Key File"));
-
-               if (d->ShowModal() == wxID_OK) {
-                       try {
-                               boost::filesystem::path p (wx_to_std (d->GetPath ()));
-                               if (boost::filesystem::file_size (p) > 8192) {
-                                       error_dialog (
-                                               this,
-                                               wxString::Format (_("Could not read key file; file is too long (%s)"), std_to_wx (p.string ()))
-                                               );
-                                       return;
-                               }
-
-                               _chain->set_key (dcp::file_to_string (p));
-                               _set (_chain);
-                               update_private_key ();
-                       } catch (dcp::MiscError& e) {
-                               error_dialog (this, wxString::Format (_("Could not read certificate file (%s)"), e.what ()));
-                       }
-               }
-
-               d->Destroy ();
-
-               update_sensitivity ();
-       }
+       d->Destroy ();
+}
 
-       void export_private_key ()
-       {
-               optional<string> key = _chain->key ();
-               if (!key) {
-                       return;
-               }
+void
+CertificateChainEditor::update_sensitivity ()
+{
+       /* We can only remove the leaf certificate */
+       _remove_certificate->Enable (_certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED) == (_certificates->GetItemCount() - 1));
+       _export_certificate->Enable (_certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED) != -1);
+}
 
-               wxFileDialog* d = new wxFileDialog (
-                       this, _("Select Key File"), wxEmptyString, wxEmptyString, wxT ("PEM files (*.pem)|*.pem"),
-                       wxFD_SAVE | wxFD_OVERWRITE_PROMPT
-                       );
+void
+CertificateChainEditor::update_private_key ()
+{
+       checked_set (_private_key, dcp::private_key_fingerprint (_get()->key().get()));
+       _sizer->Layout ();
+}
 
-               if (d->ShowModal () == wxID_OK) {
-                       FILE* f = fopen_boost (wx_to_std (d->GetPath ()), "w");
-                       if (!f) {
-                               throw OpenFileError (wx_to_std (d->GetPath ()), errno, false);
+void
+CertificateChainEditor::import_private_key ()
+{
+       wxFileDialog* d = new wxFileDialog (this, _("Select Key File"));
+
+       if (d->ShowModal() == wxID_OK) {
+               try {
+                       boost::filesystem::path p (wx_to_std (d->GetPath ()));
+                       if (boost::filesystem::file_size (p) > 8192) {
+                               error_dialog (
+                                       this,
+                                       wxString::Format (_("Could not read key file; file is too long (%s)"), std_to_wx (p.string ()))
+                                       );
+                               return;
                        }
 
-                       string const s = _chain->key().get ();
-                       fwrite (s.c_str(), 1, s.length(), f);
-                       fclose (f);
+                       shared_ptr<dcp::CertificateChain> chain(new dcp::CertificateChain(*_get().get()));
+                       chain->set_key (dcp::file_to_string (p));
+                       _set (chain);
+                       update_private_key ();
+               } catch (dcp::MiscError& e) {
+                       error_dialog (this, _("Could not read certificate file."), std_to_wx(e.what()));
                }
-               d->Destroy ();
-       }
-
-       wxListCtrl* _certificates;
-       wxButton* _add_certificate;
-       wxButton* _export_certificate;
-       wxButton* _remove_certificate;
-       wxButton* _remake_certificates;
-       wxStaticText* _private_key;
-       wxButton* _load_private_key;
-       wxButton* _export_private_key;
-       wxSizer* _sizer;
-       wxBoxSizer* _button_sizer;
-       shared_ptr<dcp::CertificateChain> _chain;
-       boost::function<void (shared_ptr<dcp::CertificateChain>)> _set;
-       boost::function<shared_ptr<const dcp::CertificateChain> (void)> _get;
-};
-
-class KeysPage : public StandardPage
-{
-public:
-       KeysPage (wxSize panel_size, int border)
-               : StandardPage (panel_size, border)
-       {}
-
-       wxString GetName () const
-       {
-               return _("Keys");
        }
 
-#ifdef DCPOMATIC_OSX
-       wxBitmap GetLargeIcon () const
-       {
-               return wxBitmap ("keys", wxBITMAP_TYPE_PNG_RESOURCE);
-       }
-#endif
-
-private:
-
-       void setup ()
-       {
-               _signer = new CertificateChainEditor (
-                       _panel, _("Signing DCPs and KDMs"), _border,
-                       boost::bind (&Config::set_signer_chain, Config::instance (), _1),
-                       boost::bind (&Config::signer_chain, Config::instance ())
-                       );
+       d->Destroy ();
 
-               _panel->GetSizer()->Add (_signer);
-
-               _decryption = new CertificateChainEditor (
-                       _panel, _("Decrypting KDMs"), _border,
-                       boost::bind (&Config::set_decryption_chain, Config::instance (), _1),
-                       boost::bind (&Config::decryption_chain, Config::instance ())
-                       );
-
-               _panel->GetSizer()->Add (_decryption);
-
-               _export_decryption_certificate = new wxButton (_decryption, wxID_ANY, _("Export KDM decryption\ncertificate..."));
-               _decryption->add_button (_export_decryption_certificate);
-               _export_decryption_chain = new wxButton (_decryption, wxID_ANY, _("Export KDM decryption\nchain..."));
-               _decryption->add_button (_export_decryption_chain);
+       update_sensitivity ();
+}
 
-               _export_decryption_certificate->Bind (wxEVT_BUTTON, boost::bind (&KeysPage::export_decryption_certificate, this));
-               _export_decryption_chain->Bind (wxEVT_BUTTON, boost::bind (&KeysPage::export_decryption_chain, this));
+void
+CertificateChainEditor::export_private_key ()
+{
+       optional<string> key = _get()->key();
+       if (!key) {
+               return;
        }
 
-       void export_decryption_certificate ()
-       {
-               wxFileDialog* d = new wxFileDialog (
-                       _panel, _("Select Certificate File"), wxEmptyString, wxEmptyString, wxT ("PEM files (*.pem)|*.pem"),
-                       wxFD_SAVE | wxFD_OVERWRITE_PROMPT
-                       );
+       wxFileDialog* d = new wxFileDialog (
+               this, _("Select Key File"), wxEmptyString, wxEmptyString, wxT ("PEM files (*.pem)|*.pem"),
+               wxFD_SAVE | wxFD_OVERWRITE_PROMPT
+               );
 
-               if (d->ShowModal () == wxID_OK) {
-                       FILE* f = fopen_boost (wx_to_std (d->GetPath ()), "w");
-                       if (!f) {
-                               throw OpenFileError (wx_to_std (d->GetPath ()), errno, false);
-                       }
-
-                       string const s = Config::instance()->decryption_chain()->leaf().certificate (true);
-                       fwrite (s.c_str(), 1, s.length(), f);
-                       fclose (f);
+       if (d->ShowModal () == wxID_OK) {
+               boost::filesystem::path path (wx_to_std(d->GetPath()));
+               FILE* f = fopen_boost (path, "w");
+               if (!f) {
+                       throw OpenFileError (path, errno, OpenFileError::WRITE);
                }
-               d->Destroy ();
-       }
 
-       void export_decryption_chain ()
-       {
-               wxFileDialog* d = new wxFileDialog (
-                       _panel, _("Select Chain File"), wxEmptyString, wxEmptyString, wxT ("PEM files (*.pem)|*.pem"),
-                       wxFD_SAVE | wxFD_OVERWRITE_PROMPT
-                       );
-
-               if (d->ShowModal () == wxID_OK) {
-                       FILE* f = fopen_boost (wx_to_std (d->GetPath ()), "w");
-                       if (!f) {
-                               throw OpenFileError (wx_to_std (d->GetPath ()), errno, false);
-                       }
-
-                       string const s = Config::instance()->decryption_chain()->chain();
-                       fwrite (s.c_str(), 1, s.length(), f);
-                       fclose (f);
-               }
-               d->Destroy ();
+               string const s = _get()->key().get ();
+               checked_fwrite (s.c_str(), s.length(), f, path);
+               fclose (f);
        }
+       d->Destroy ();
+}
 
-       void config_changed ()
-       {
-               _signer->config_changed ();
-               _decryption->config_changed ();
-       }
-
-       CertificateChainEditor* _signer;
-       CertificateChainEditor* _decryption;
-       wxButton* _export_decryption_certificate;
-       wxButton* _export_decryption_chain;
-};
-
-class TMSPage : public StandardPage
+wxString
+KeysPage::GetName () const
 {
-public:
-       TMSPage (wxSize panel_size, int border)
-               : StandardPage (panel_size, border)
-       {}
-
-       wxString GetName () const
-       {
-               return _("TMS");
-       }
-
-#ifdef DCPOMATIC_OSX
-       wxBitmap GetLargeIcon () const
-       {
-               return wxBitmap ("tms", wxBITMAP_TYPE_PNG_RESOURCE);
-       }
-#endif
-
-private:
-       void setup ()
-       {
-               wxFlexGridSizer* table = new wxFlexGridSizer (2, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
-               table->AddGrowableCol (1, 1);
-               _panel->GetSizer()->Add (table, 1, wxALL | wxEXPAND, _border);
-
-               add_label_to_sizer (table, _panel, _("Protocol"), true);
-               _tms_protocol = new wxChoice (_panel, wxID_ANY);
-               table->Add (_tms_protocol, 1, wxEXPAND);
-
-               add_label_to_sizer (table, _panel, _("IP address"), true);
-               _tms_ip = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_tms_ip, 1, wxEXPAND);
-
-               add_label_to_sizer (table, _panel, _("Target path"), true);
-               _tms_path = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_tms_path, 1, wxEXPAND);
-
-               add_label_to_sizer (table, _panel, _("User name"), true);
-               _tms_user = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_tms_user, 1, wxEXPAND);
-
-               add_label_to_sizer (table, _panel, _("Password"), true);
-               _tms_password = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_tms_password, 1, wxEXPAND);
-
-               _tms_protocol->Append (_("SCP (for AAM and Doremi)"));
-               _tms_protocol->Append (_("FTP (for Dolby)"));
-
-               _tms_protocol->Bind (wxEVT_CHOICE, boost::bind (&TMSPage::tms_protocol_changed, this));
-               _tms_ip->Bind (wxEVT_TEXT, boost::bind (&TMSPage::tms_ip_changed, this));
-               _tms_path->Bind (wxEVT_TEXT, boost::bind (&TMSPage::tms_path_changed, this));
-               _tms_user->Bind (wxEVT_TEXT, boost::bind (&TMSPage::tms_user_changed, this));
-               _tms_password->Bind (wxEVT_TEXT, boost::bind (&TMSPage::tms_password_changed, this));
-       }
+       return _("Keys");
+}
 
-       void config_changed ()
-       {
-               Config* config = Config::instance ();
+void
+KeysPage::setup ()
+{
+       wxFont subheading_font (*wxNORMAL_FONT);
+       subheading_font.SetWeight (wxFONTWEIGHT_BOLD);
 
-               checked_set (_tms_protocol, config->tms_protocol ());
-               checked_set (_tms_ip, config->tms_ip ());
-               checked_set (_tms_path, config->tms_path ());
-               checked_set (_tms_user, config->tms_user ());
-               checked_set (_tms_password, config->tms_password ());
-       }
+       wxSizer* sizer = _panel->GetSizer();
 
-       void tms_protocol_changed ()
        {
-               Config::instance()->set_tms_protocol (static_cast<Protocol> (_tms_protocol->GetSelection ()));
+               wxStaticText* m = new StaticText (_panel, _("Decrypting KDMs"));
+               m->SetFont (subheading_font);
+               sizer->Add (m, 0, wxALL, _border);
        }
 
-       void tms_ip_changed ()
-       {
-               Config::instance()->set_tms_ip (wx_to_std (_tms_ip->GetValue ()));
-       }
+       wxButton* export_decryption_certificate = new Button (_panel, _("Export KDM decryption certificate..."));
+       sizer->Add (export_decryption_certificate, 0, wxLEFT, _border);
+       wxButton* export_settings = new Button (_panel, _("Export all KDM decryption settings..."));
+       sizer->Add (export_settings, 0, wxLEFT, _border);
+       wxButton* import_settings = new Button (_panel, _("Import all KDM decryption settings..."));
+       sizer->Add (import_settings, 0, wxLEFT, _border);
+       wxButton* decryption_advanced = new Button (_panel, _("Advanced..."));
+       sizer->Add (decryption_advanced, 0, wxALL, _border);
 
-       void tms_path_changed ()
-       {
-               Config::instance()->set_tms_path (wx_to_std (_tms_path->GetValue ()));
-       }
-
-       void tms_user_changed ()
-       {
-               Config::instance()->set_tms_user (wx_to_std (_tms_user->GetValue ()));
-       }
+       export_decryption_certificate->Bind (wxEVT_BUTTON, bind (&KeysPage::export_decryption_certificate, this));
+       export_settings->Bind (wxEVT_BUTTON, bind (&KeysPage::export_decryption_chain_and_key, this));
+       import_settings->Bind (wxEVT_BUTTON, bind (&KeysPage::import_decryption_chain_and_key, this));
+       decryption_advanced->Bind (wxEVT_BUTTON, bind (&KeysPage::decryption_advanced, this));
 
-       void tms_password_changed ()
        {
-               Config::instance()->set_tms_password (wx_to_std (_tms_password->GetValue ()));
+               wxStaticText* m = new StaticText (_panel, _("Signing DCPs and KDMs"));
+               m->SetFont (subheading_font);
+               sizer->Add (m, 0, wxALL, _border);
        }
 
-       wxChoice* _tms_protocol;
-       wxTextCtrl* _tms_ip;
-       wxTextCtrl* _tms_path;
-       wxTextCtrl* _tms_user;
-       wxTextCtrl* _tms_password;
-};
+       wxButton* signing_advanced = new Button (_panel, _("Advanced..."));
+       sizer->Add (signing_advanced, 0, wxLEFT, _border);
+       signing_advanced->Bind (wxEVT_BUTTON, bind (&KeysPage::signing_advanced, this));
+}
 
-static string
-column (string s)
+void
+KeysPage::decryption_advanced ()
 {
-       return s;
+       CertificateChainEditor* c = new CertificateChainEditor (
+               _panel, _("Decrypting KDMs"), _border,
+               bind (&Config::set_decryption_chain, Config::instance (), _1),
+               bind (&Config::decryption_chain, Config::instance ()),
+               bind (&KeysPage::nag_alter_decryption_chain, this)
+               );
+
+       c->ShowModal();
 }
 
-class KDMEmailPage : public StandardPage
+void
+KeysPage::signing_advanced ()
 {
-public:
-
-       KDMEmailPage (wxSize panel_size, int border)
-#ifdef DCPOMATIC_OSX
-               /* We have to force both width and height of this one */
-               : StandardPage (wxSize (480, 128), border)
-#else
-               : StandardPage (panel_size, border)
-#endif
-       {}
-
-       wxString GetName () const
-       {
-               return _("KDM Email");
-       }
-
-#ifdef DCPOMATIC_OSX
-       wxBitmap GetLargeIcon () const
-       {
-               return wxBitmap ("kdm_email", wxBITMAP_TYPE_PNG_RESOURCE);
-       }
-#endif
+       CertificateChainEditor* c = new CertificateChainEditor (
+               _panel, _("Signing DCPs and KDMs"), _border,
+               bind (&Config::set_signer_chain, Config::instance (), _1),
+               bind (&Config::signer_chain, Config::instance ()),
+               bind (&do_nothing)
+               );
+
+       c->ShowModal();
+}
 
-private:
-       void setup ()
-       {
-               wxFlexGridSizer* table = new wxFlexGridSizer (2, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
-               table->AddGrowableCol (1, 1);
-               _panel->GetSizer()->Add (table, 1, wxEXPAND | wxALL, _border);
-
-               add_label_to_sizer (table, _panel, _("Outgoing mail server"), true);
-               {
-                       wxBoxSizer* s = new wxBoxSizer (wxHORIZONTAL);
-                       _mail_server = new wxTextCtrl (_panel, wxID_ANY);
-                       s->Add (_mail_server, 1, wxEXPAND | wxALL);
-                       add_label_to_sizer (s, _panel, _("port"), false);
-                       _mail_port = new wxSpinCtrl (_panel, wxID_ANY);
-                       _mail_port->SetRange (0, 65535);
-                       s->Add (_mail_port);
-                       table->Add (s, 1, wxEXPAND | wxALL);
+void
+KeysPage::export_decryption_chain_and_key ()
+{
+       wxFileDialog* d = new wxFileDialog (
+               _panel, _("Select Export File"), wxEmptyString, wxEmptyString, wxT ("DOM files (*.dom)|*.dom"),
+               wxFD_SAVE | wxFD_OVERWRITE_PROMPT
+               );
+
+       if (d->ShowModal () == wxID_OK) {
+               boost::filesystem::path path (wx_to_std(d->GetPath()));
+               FILE* f = fopen_boost (path, "w");
+               if (!f) {
+                       throw OpenFileError (path, errno, OpenFileError::WRITE);
                }
 
-               add_label_to_sizer (table, _panel, _("Mail user name"), true);
-               _mail_user = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_mail_user, 1, wxEXPAND | wxALL);
-
-               add_label_to_sizer (table, _panel, _("Mail password"), true);
-               _mail_password = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_mail_password, 1, wxEXPAND | wxALL);
-
-               add_label_to_sizer (table, _panel, _("Subject"), true);
-               _kdm_subject = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_kdm_subject, 1, wxEXPAND | wxALL);
-
-               add_label_to_sizer (table, _panel, _("From address"), true);
-               _kdm_from = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_kdm_from, 1, wxEXPAND | wxALL);
-
-               vector<string> columns;
-               columns.push_back (wx_to_std (_("Address")));
-               add_label_to_sizer (table, _panel, _("CC addresses"), true);
-               _kdm_cc = new EditableList<string, EmailDialog> (
-                       _panel,
-                       columns,
-                       bind (&Config::kdm_cc, Config::instance()),
-                       bind (&Config::set_kdm_cc, Config::instance(), _1),
-                       bind (&column, _1)
-                       );
-               table->Add (_kdm_cc, 1, wxEXPAND | wxALL);
-
-               add_label_to_sizer (table, _panel, _("BCC address"), true);
-               _kdm_bcc = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_kdm_bcc, 1, wxEXPAND | wxALL);
-
-               _kdm_email = new wxTextCtrl (_panel, wxID_ANY, wxEmptyString, wxDefaultPosition, wxSize (-1, 200), wxTE_MULTILINE);
-               _panel->GetSizer()->Add (_kdm_email, 0, wxEXPAND | wxALL, _border);
-
-               _reset_kdm_email = new wxButton (_panel, wxID_ANY, _("Reset to default subject and text"));
-               _panel->GetSizer()->Add (_reset_kdm_email, 0, wxEXPAND | wxALL, _border);
-
-               _kdm_cc->layout ();
-
-               _mail_server->Bind (wxEVT_TEXT, boost::bind (&KDMEmailPage::mail_server_changed, this));
-               _mail_port->Bind (wxEVT_SPINCTRL, boost::bind (&KDMEmailPage::mail_port_changed, this));
-               _mail_user->Bind (wxEVT_TEXT, boost::bind (&KDMEmailPage::mail_user_changed, this));
-               _mail_password->Bind (wxEVT_TEXT, boost::bind (&KDMEmailPage::mail_password_changed, this));
-               _kdm_subject->Bind (wxEVT_TEXT, boost::bind (&KDMEmailPage::kdm_subject_changed, this));
-               _kdm_from->Bind (wxEVT_TEXT, boost::bind (&KDMEmailPage::kdm_from_changed, this));
-               _kdm_bcc->Bind (wxEVT_TEXT, boost::bind (&KDMEmailPage::kdm_bcc_changed, this));
-               _kdm_email->Bind (wxEVT_TEXT, boost::bind (&KDMEmailPage::kdm_email_changed, this));
-               _reset_kdm_email->Bind (wxEVT_BUTTON, boost::bind (&KDMEmailPage::reset_kdm_email, this));
+               string const chain = Config::instance()->decryption_chain()->chain();
+               checked_fwrite (chain.c_str(), chain.length(), f, path);
+               optional<string> const key = Config::instance()->decryption_chain()->key();
+               DCPOMATIC_ASSERT (key);
+               checked_fwrite (key->c_str(), key->length(), f, path);
+               fclose (f);
        }
+       d->Destroy ();
 
-       void config_changed ()
-       {
-               Config* config = Config::instance ();
-
-               checked_set (_mail_server, config->mail_server ());
-               checked_set (_mail_port, config->mail_port ());
-               checked_set (_mail_user, config->mail_user ());
-               checked_set (_mail_password, config->mail_password ());
-               checked_set (_kdm_subject, config->kdm_subject ());
-               checked_set (_kdm_from, config->kdm_from ());
-               checked_set (_kdm_bcc, config->kdm_bcc ());
-               checked_set (_kdm_email, Config::instance()->kdm_email ());
-       }
+}
 
-       void mail_server_changed ()
-       {
-               Config::instance()->set_mail_server (wx_to_std (_mail_server->GetValue ()));
+void
+KeysPage::import_decryption_chain_and_key ()
+{
+       if (NagDialog::maybe_nag (
+                   _panel,
+                   Config::NAG_IMPORT_DECRYPTION_CHAIN,
+                   _("If you continue with this operation you will no longer be able to use any DKDMs that you have created with the current certificates and key.  Also, any KDMs that have been sent to you for those certificates will become useless.  Proceed with caution!"),
+                   true
+                   )) {
+               return;
        }
 
-       void mail_port_changed ()
-       {
-               Config::instance()->set_mail_port (_mail_port->GetValue ());
-       }
+       wxFileDialog* d = new wxFileDialog (
+               _panel, _("Select File To Import"), wxEmptyString, wxEmptyString, wxT ("DOM files (*.dom)|*.dom")
+               );
 
-       void mail_user_changed ()
-       {
-               Config::instance()->set_mail_user (wx_to_std (_mail_user->GetValue ()));
-       }
-
-       void mail_password_changed ()
-       {
-               Config::instance()->set_mail_password (wx_to_std (_mail_password->GetValue ()));
-       }
+       if (d->ShowModal () == wxID_OK) {
+               shared_ptr<dcp::CertificateChain> new_chain(new dcp::CertificateChain());
 
-       void kdm_subject_changed ()
-       {
-               Config::instance()->set_kdm_subject (wx_to_std (_kdm_subject->GetValue ()));
-       }
-
-       void kdm_from_changed ()
-       {
-               Config::instance()->set_kdm_from (wx_to_std (_kdm_from->GetValue ()));
-       }
+               FILE* f = fopen_boost (wx_to_std (d->GetPath ()), "r");
+               if (!f) {
+                       throw OpenFileError (wx_to_std (d->GetPath ()), errno, OpenFileError::WRITE);
+               }
 
-       void kdm_bcc_changed ()
-       {
-               Config::instance()->set_kdm_bcc (wx_to_std (_kdm_bcc->GetValue ()));
-       }
+               string current;
+               while (!feof (f)) {
+                       char buffer[128];
+                       if (fgets (buffer, 128, f) == 0) {
+                               break;
+                       }
+                       current += buffer;
+                       if (strncmp (buffer, "-----END CERTIFICATE-----", 25) == 0) {
+                               new_chain->add (dcp::Certificate (current));
+                               current = "";
+                       } else if (strncmp (buffer, "-----END RSA PRIVATE KEY-----", 29) == 0) {
+                               new_chain->set_key (current);
+                               current = "";
+                       }
+               }
+               fclose (f);
 
-       void kdm_email_changed ()
-       {
-               if (_kdm_email->GetValue().IsEmpty ()) {
-                       /* Sometimes we get sent an erroneous notification that the email
-                          is empty; I don't know why.
-                       */
-                       return;
+               if (new_chain->chain_valid() && new_chain->private_key_valid()) {
+                       Config::instance()->set_decryption_chain (new_chain);
+               } else {
+                       error_dialog (_panel, _("Invalid DCP-o-matic export file"));
                }
-               Config::instance()->set_kdm_email (wx_to_std (_kdm_email->GetValue ()));
        }
+       d->Destroy ();
+}
 
-       void reset_kdm_email ()
-       {
-               Config::instance()->reset_kdm_email ();
-               checked_set (_kdm_email, Config::instance()->kdm_email ());
-       }
+bool
+KeysPage::nag_alter_decryption_chain ()
+{
+       return NagDialog::maybe_nag (
+               _panel,
+               Config::NAG_ALTER_DECRYPTION_CHAIN,
+               _("If you continue with this operation you will no longer be able to use any DKDMs that you have created.  Also, any KDMs that have been sent to you will become useless.  Proceed with caution!"),
+               true
+               );
+}
 
-       wxTextCtrl* _mail_server;
-       wxSpinCtrl* _mail_port;
-       wxTextCtrl* _mail_user;
-       wxTextCtrl* _mail_password;
-       wxTextCtrl* _kdm_subject;
-       wxTextCtrl* _kdm_from;
-       EditableList<string, EmailDialog>* _kdm_cc;
-       wxTextCtrl* _kdm_bcc;
-       wxTextCtrl* _kdm_email;
-       wxButton* _reset_kdm_email;
-};
-
-class CoverSheetPage : public StandardPage
+void
+KeysPage::export_decryption_certificate ()
 {
-public:
-
-       CoverSheetPage (wxSize panel_size, int border)
-#ifdef DCPOMATIC_OSX
-               /* We have to force both width and height of this one */
-               : StandardPage (wxSize (480, 128), border)
-#else
-               : StandardPage (panel_size, border)
-#endif
-       {}
-
-       wxString GetName () const
-       {
-               return _("Cover Sheet");
-       }
+       wxFileDialog* d = new wxFileDialog (
+               _panel, _("Select Certificate File"), wxEmptyString, _("dcpomatic_kdm_decryption_cert.pem"), wxT ("PEM files (*.pem)|*.pem"),
+               wxFD_SAVE | wxFD_OVERWRITE_PROMPT
+               );
+
+       if (d->ShowModal () == wxID_OK) {
+               boost::filesystem::path path (wx_to_std(d->GetPath()));
+               FILE* f = fopen_boost (path, "w");
+               if (!f) {
+                       throw OpenFileError (path, errno, OpenFileError::WRITE);
+               }
 
-#ifdef DCPOMATIC_OSX
-       wxBitmap GetLargeIcon () const
-       {
-               return wxBitmap ("cover_sheet", wxBITMAP_TYPE_PNG_RESOURCE);
+               string const s = Config::instance()->decryption_chain()->leaf().certificate (true);
+               checked_fwrite (s.c_str(), s.length(), f, path);
+               fclose (f);
        }
-#endif
 
-private:
-       void setup ()
-       {
-               _cover_sheet = new wxTextCtrl (_panel, wxID_ANY, wxEmptyString, wxDefaultPosition, wxSize (-1, 200), wxTE_MULTILINE);
-               _panel->GetSizer()->Add (_cover_sheet, 0, wxEXPAND | wxALL, _border);
-
-               _reset_cover_sheet = new wxButton (_panel, wxID_ANY, _("Reset to default text"));
-               _panel->GetSizer()->Add (_reset_cover_sheet, 0, wxEXPAND | wxALL, _border);
-
-               _cover_sheet->Bind (wxEVT_TEXT, boost::bind (&CoverSheetPage::cover_sheet_changed, this));
-               _reset_cover_sheet->Bind (wxEVT_BUTTON, boost::bind (&CoverSheetPage::reset_cover_sheet, this));
-       }
+       d->Destroy ();
+}
 
-       void config_changed ()
-       {
-               checked_set (_cover_sheet, Config::instance()->cover_sheet ());
-       }
+wxString
+SoundPage::GetName () const
+{
+       return _("Sound");
+}
 
-       void cover_sheet_changed ()
-       {
-               if (_cover_sheet->GetValue().IsEmpty ()) {
-                       /* Sometimes we get sent an erroneous notification that the cover sheet
-                          is empty; I don't know why.
-                       */
-                       return;
+void
+SoundPage::setup ()
+{
+       wxGridBagSizer* table = new wxGridBagSizer (DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
+       _panel->GetSizer()->Add (table, 1, wxALL | wxEXPAND, _border);
+
+       int r = 0;
+
+       _sound = new CheckBox (_panel, _("Play sound via"));
+       table->Add (_sound, wxGBPosition (r, 0), wxDefaultSpan, wxALIGN_CENTER_VERTICAL);
+       wxBoxSizer* s = new wxBoxSizer (wxHORIZONTAL);
+       _sound_output = new wxChoice (_panel, wxID_ANY);
+       s->Add (_sound_output, 0);
+       _sound_output_details = new wxStaticText (_panel, wxID_ANY, wxT(""));
+       s->Add (_sound_output_details, 1, wxALIGN_CENTER_VERTICAL | wxLEFT, DCPOMATIC_SIZER_X_GAP);
+       table->Add (s, wxGBPosition(r, 1));
+       ++r;
+
+       add_label_to_sizer (table, _panel, _("Mapping"), true, wxGBPosition(r, 0));
+       _map = new AudioMappingView (_panel, _("DCP"), _("DCP"), _("Output"), _("output"));
+       _map->SetSize (-1, 600);
+       table->Add (_map, wxGBPosition(r, 1), wxDefaultSpan, wxEXPAND);
+       ++r;
+
+       _reset_to_default = new Button (_panel, _("Reset to default"));
+       table->Add (_reset_to_default, wxGBPosition(r, 1));
+       ++r;
+
+       wxFont font = _sound_output_details->GetFont();
+       font.SetStyle (wxFONTSTYLE_ITALIC);
+       font.SetPointSize (font.GetPointSize() - 1);
+       _sound_output_details->SetFont (font);
+
+       RtAudio audio (DCPOMATIC_RTAUDIO_API);
+       for (unsigned int i = 0; i < audio.getDeviceCount(); ++i) {
+               RtAudio::DeviceInfo dev = audio.getDeviceInfo (i);
+               if (dev.probed && dev.outputChannels > 0) {
+                       _sound_output->Append (std_to_wx (dev.name));
                }
-               Config::instance()->set_cover_sheet (wx_to_std (_cover_sheet->GetValue ()));
        }
 
-       void reset_cover_sheet ()
-       {
-               Config::instance()->reset_cover_sheet ();
-               checked_set (_cover_sheet, Config::instance()->cover_sheet ());
-       }
+       _sound->Bind        (wxEVT_CHECKBOX, bind(&SoundPage::sound_changed, this));
+       _sound_output->Bind (wxEVT_CHOICE,   bind(&SoundPage::sound_output_changed, this));
+       _map->Changed.connect (bind(&SoundPage::map_changed, this, _1));
+       _reset_to_default->Bind (wxEVT_BUTTON,   bind(&SoundPage::reset_to_default, this));
+}
 
-       wxTextCtrl* _cover_sheet;
-       wxButton* _reset_cover_sheet;
-};
+void
+SoundPage::reset_to_default ()
+{
+       Config::instance()->set_audio_mapping_to_default ();
+}
 
+void
+SoundPage::map_changed (AudioMapping m)
+{
+       Config::instance()->set_audio_mapping (m);
+}
 
-/** @class AdvancedPage
- *  @brief Advanced page of the preferences dialog.
- */
-class AdvancedPage : public StockPage
+void
+SoundPage::sound_changed ()
 {
-public:
-       AdvancedPage (wxSize panel_size, int border)
-               : StockPage (Kind_Advanced, panel_size, border)
-               , _maximum_j2k_bandwidth (0)
-               , _allow_any_dcp_frame_rate (0)
-               , _only_servers_encode (0)
-               , _log_general (0)
-               , _log_warning (0)
-               , _log_error (0)
-               , _log_timing (0)
-               , _log_debug_decode (0)
-               , _log_debug_encode (0)
-               , _log_debug_email (0)
-       {}
-
-private:
-       void add_top_aligned_label_to_sizer (wxSizer* table, wxWindow* parent, wxString text)
-       {
-               int flags = wxALIGN_TOP | wxTOP | wxLEFT;
-#ifdef __WXOSX__
-               flags |= wxALIGN_RIGHT;
-               text += wxT (":");
-#endif
-               wxStaticText* m = new wxStaticText (parent, wxID_ANY, text);
-               table->Add (m, 0, flags, DCPOMATIC_SIZER_Y_GAP);
-       }
+       Config::instance()->set_sound (_sound->GetValue ());
+}
 
-       void setup ()
-       {
-               wxFlexGridSizer* table = new wxFlexGridSizer (2, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
-               table->AddGrowableCol (1, 1);
-               _panel->GetSizer()->Add (table, 1, wxALL | wxEXPAND, _border);
-
-               {
-                       add_label_to_sizer (table, _panel, _("Maximum JPEG2000 bandwidth"), true);
-                       wxBoxSizer* s = new wxBoxSizer (wxHORIZONTAL);
-                       _maximum_j2k_bandwidth = new wxSpinCtrl (_panel);
-                       s->Add (_maximum_j2k_bandwidth, 1);
-                       add_label_to_sizer (s, _panel, _("Mbit/s"), false);
-                       table->Add (s, 1);
-               }
+void
+SoundPage::sound_output_changed ()
+{
+       RtAudio audio (DCPOMATIC_RTAUDIO_API);
+       optional<string> const so = get_sound_output();
+       if (!so || *so == audio.getDeviceInfo(audio.getDefaultOutputDevice()).name) {
+               Config::instance()->unset_sound_output ();
+       } else {
+               Config::instance()->set_sound_output (*so);
+       }
+}
 
-               _allow_any_dcp_frame_rate = new wxCheckBox (_panel, wxID_ANY, _("Allow any DCP frame rate"));
-               table->Add (_allow_any_dcp_frame_rate, 1, wxEXPAND | wxALL);
-               table->AddSpacer (0);
-
-               _only_servers_encode = new wxCheckBox (_panel, wxID_ANY, _("Only servers encode"));
-               table->Add (_only_servers_encode, 1, wxEXPAND | wxALL);
-               table->AddSpacer (0);
-
-               {
-                       add_top_aligned_label_to_sizer (table, _panel, _("DCP metadata filename format"));
-                       dcp::NameFormat::Map titles;
-                       titles['t'] = "type (cpl/pkl)";
-                       dcp::NameFormat::Map examples;
-                       examples['t'] = "cpl";
-                       _dcp_metadata_filename_format = new NameFormatEditor (
-                               _panel, Config::instance()->dcp_metadata_filename_format(), titles, examples, "_eb1c112c-ca3c-4ae6-9263-c6714ff05d64.xml"
-                               );
-                       table->Add (_dcp_metadata_filename_format->panel(), 1, wxEXPAND | wxALL);
+void
+SoundPage::config_changed ()
+{
+       Config* config = Config::instance ();
+
+       checked_set (_sound, config->sound ());
+
+       optional<string> const current_so = get_sound_output ();
+       optional<string> configured_so;
+
+       if (config->sound_output()) {
+               configured_so = config->sound_output().get();
+       } else {
+               /* No configured output means we should use the default */
+               RtAudio audio (DCPOMATIC_RTAUDIO_API);
+               try {
+                       configured_so = audio.getDeviceInfo(audio.getDefaultOutputDevice()).name;
+               } catch (RtAudioError& e) {
+                       /* Probably no audio devices at all */
                }
+       }
 
-               {
-                       add_top_aligned_label_to_sizer (table, _panel, _("DCP asset filename format"));
-                       dcp::NameFormat::Map titles;
-                       titles['t'] = "type (j2c/pcm/sub)";
-                       titles['r'] = "reel number";
-                       titles['n'] = "number of reels";
-                       titles['c'] = "content filename";
-                       dcp::NameFormat::Map examples;
-                       examples['t'] = "j2c";
-                       examples['r'] = "1";
-                       examples['n'] = "4";
-                       examples['c'] = "myfile.mp4";
-                       _dcp_asset_filename_format = new NameFormatEditor (
-                               _panel, Config::instance()->dcp_asset_filename_format(), titles, examples, "_eb1c112c-ca3c-4ae6-9263-c6714ff05d64.mxf"
-                               );
-                       table->Add (_dcp_asset_filename_format->panel(), 1, wxEXPAND | wxALL);
+       if (configured_so && current_so != configured_so) {
+               /* Update _sound_output with the configured value */
+               unsigned int i = 0;
+               while (i < _sound_output->GetCount()) {
+                       if (_sound_output->GetString(i) == std_to_wx(*configured_so)) {
+                               _sound_output->SetSelection (i);
+                               break;
+                       }
+                       ++i;
                }
+       }
 
-               {
-                       add_top_aligned_label_to_sizer (table, _panel, _("Log"));
-                       wxBoxSizer* t = new wxBoxSizer (wxVERTICAL);
-                       _log_general = new wxCheckBox (_panel, wxID_ANY, _("General"));
-                       t->Add (_log_general, 1, wxEXPAND | wxALL);
-                       _log_warning = new wxCheckBox (_panel, wxID_ANY, _("Warnings"));
-                       t->Add (_log_warning, 1, wxEXPAND | wxALL);
-                       _log_error = new wxCheckBox (_panel, wxID_ANY, _("Errors"));
-                       t->Add (_log_error, 1, wxEXPAND | wxALL);
-                       /// TRANSLATORS: translate the word "Timing" here; do not include the "Config|" prefix
-                       _log_timing = new wxCheckBox (_panel, wxID_ANY, S_("Config|Timing"));
-                       t->Add (_log_timing, 1, wxEXPAND | wxALL);
-                       _log_debug_decode = new wxCheckBox (_panel, wxID_ANY, _("Debug: decode"));
-                       t->Add (_log_debug_decode, 1, wxEXPAND | wxALL);
-                       _log_debug_encode = new wxCheckBox (_panel, wxID_ANY, _("Debug: encode"));
-                       t->Add (_log_debug_encode, 1, wxEXPAND | wxALL);
-                       _log_debug_email = new wxCheckBox (_panel, wxID_ANY, _("Debug: email sending"));
-                       t->Add (_log_debug_email, 1, wxEXPAND | wxALL);
-                       table->Add (t, 0, wxALL, 6);
+       RtAudio audio (DCPOMATIC_RTAUDIO_API);
+
+       map<int, wxString> apis;
+       apis[RtAudio::MACOSX_CORE]    = _("CoreAudio");
+       apis[RtAudio::WINDOWS_ASIO]   = _("ASIO");
+       apis[RtAudio::WINDOWS_DS]     = _("Direct Sound");
+       apis[RtAudio::WINDOWS_WASAPI] = _("WASAPI");
+       apis[RtAudio::UNIX_JACK]      = _("JACK");
+       apis[RtAudio::LINUX_ALSA]     = _("ALSA");
+       apis[RtAudio::LINUX_PULSE]    = _("PulseAudio");
+       apis[RtAudio::LINUX_OSS]      = _("OSS");
+       apis[RtAudio::RTAUDIO_DUMMY]  = _("Dummy");
+
+       int channels = 0;
+       if (configured_so) {
+               for (unsigned int i = 0; i < audio.getDeviceCount(); ++i) {
+                       RtAudio::DeviceInfo info = audio.getDeviceInfo(i);
+                       if (info.name == *configured_so && info.outputChannels > 0) {
+                               channels = info.outputChannels;
+                       }
                }
-
-#ifdef DCPOMATIC_WINDOWS
-               _win32_console = new wxCheckBox (_panel, wxID_ANY, _("Open console window"));
-               table->Add (_win32_console, 1, wxEXPAND | wxALL);
-               table->AddSpacer (0);
-#endif
-
-               _maximum_j2k_bandwidth->SetRange (1, 1000);
-               _maximum_j2k_bandwidth->Bind (wxEVT_SPINCTRL, boost::bind (&AdvancedPage::maximum_j2k_bandwidth_changed, this));
-               _allow_any_dcp_frame_rate->Bind (wxEVT_CHECKBOX, boost::bind (&AdvancedPage::allow_any_dcp_frame_rate_changed, this));
-               _only_servers_encode->Bind (wxEVT_CHECKBOX, boost::bind (&AdvancedPage::only_servers_encode_changed, this));
-               _dcp_metadata_filename_format->Changed.connect (boost::bind (&AdvancedPage::dcp_metadata_filename_format_changed, this));
-               _dcp_asset_filename_format->Changed.connect (boost::bind (&AdvancedPage::dcp_asset_filename_format_changed, this));
-               _log_general->Bind (wxEVT_CHECKBOX, boost::bind (&AdvancedPage::log_changed, this));
-               _log_warning->Bind (wxEVT_CHECKBOX, boost::bind (&AdvancedPage::log_changed, this));
-               _log_error->Bind (wxEVT_CHECKBOX, boost::bind (&AdvancedPage::log_changed, this));
-               _log_timing->Bind (wxEVT_CHECKBOX, boost::bind (&AdvancedPage::log_changed, this));
-               _log_debug_decode->Bind (wxEVT_CHECKBOX, boost::bind (&AdvancedPage::log_changed, this));
-               _log_debug_encode->Bind (wxEVT_CHECKBOX, boost::bind (&AdvancedPage::log_changed, this));
-               _log_debug_email->Bind (wxEVT_CHECKBOX, boost::bind (&AdvancedPage::log_changed, this));
-#ifdef DCPOMATIC_WINDOWS
-               _win32_console->Bind (wxEVT_CHECKBOX, boost::bind (&AdvancedPage::win32_console_changed, this));
-#endif
        }
 
-       void config_changed ()
-       {
-               Config* config = Config::instance ();
-
-               checked_set (_maximum_j2k_bandwidth, config->maximum_j2k_bandwidth() / 1000000);
-               checked_set (_allow_any_dcp_frame_rate, config->allow_any_dcp_frame_rate ());
-               checked_set (_only_servers_encode, config->only_servers_encode ());
-               checked_set (_log_general, config->log_types() & LogEntry::TYPE_GENERAL);
-               checked_set (_log_warning, config->log_types() & LogEntry::TYPE_WARNING);
-               checked_set (_log_error, config->log_types() & LogEntry::TYPE_ERROR);
-               checked_set (_log_timing, config->log_types() & LogEntry::TYPE_TIMING);
-               checked_set (_log_debug_decode, config->log_types() & LogEntry::TYPE_DEBUG_DECODE);
-               checked_set (_log_debug_encode, config->log_types() & LogEntry::TYPE_DEBUG_ENCODE);
-               checked_set (_log_debug_email, config->log_types() & LogEntry::TYPE_DEBUG_EMAIL);
-#ifdef DCPOMATIC_WINDOWS
-               checked_set (_win32_console, config->win32_console());
-#endif
-       }
+       _sound_output_details->SetLabel (
+               wxString::Format(_("%d channels on %s"), channels, apis[audio.getCurrentApi()])
+               );
 
-       void maximum_j2k_bandwidth_changed ()
-       {
-               Config::instance()->set_maximum_j2k_bandwidth (_maximum_j2k_bandwidth->GetValue() * 1000000);
-       }
+       _map->set (Config::instance()->audio_mapping(channels));
 
-       void allow_any_dcp_frame_rate_changed ()
-       {
-               Config::instance()->set_allow_any_dcp_frame_rate (_allow_any_dcp_frame_rate->GetValue ());
+       vector<string> input;
+       for (int i = 0; i < MAX_DCP_AUDIO_CHANNELS; ++i) {
+               input.push_back (short_audio_channel_name(i));
        }
+       _map->set_input_channels (input);
 
-       void only_servers_encode_changed ()
-       {
-               Config::instance()->set_only_servers_encode (_only_servers_encode->GetValue ());
+       vector<string> output;
+       for (int i = 0; i < channels; ++i) {
+               output.push_back (dcp::raw_convert<string>(i));
        }
+       _map->set_output_channels (output);
 
-       void dcp_metadata_filename_format_changed ()
-       {
-               Config::instance()->set_dcp_metadata_filename_format (_dcp_metadata_filename_format->get ());
-       }
+       setup_sensitivity ();
+}
 
-       void dcp_asset_filename_format_changed ()
-       {
-               Config::instance()->set_dcp_asset_filename_format (_dcp_asset_filename_format->get ());
-       }
+void
+SoundPage::setup_sensitivity ()
+{
+       _sound_output->Enable (_sound->GetValue());
+}
 
-       void log_changed ()
-       {
-               int types = 0;
-               if (_log_general->GetValue ()) {
-                       types |= LogEntry::TYPE_GENERAL;
-               }
-               if (_log_warning->GetValue ()) {
-                       types |= LogEntry::TYPE_WARNING;
-               }
-               if (_log_error->GetValue ())  {
-                       types |= LogEntry::TYPE_ERROR;
-               }
-               if (_log_timing->GetValue ()) {
-                       types |= LogEntry::TYPE_TIMING;
-               }
-               if (_log_debug_decode->GetValue ()) {
-                       types |= LogEntry::TYPE_DEBUG_DECODE;
-               }
-               if (_log_debug_encode->GetValue ()) {
-                       types |= LogEntry::TYPE_DEBUG_ENCODE;
-               }
-               if (_log_debug_email->GetValue ()) {
-                       types |= LogEntry::TYPE_DEBUG_EMAIL;
-               }
-               Config::instance()->set_log_types (types);
+/** @return Currently-selected preview sound output in the dialogue */
+optional<string>
+SoundPage::get_sound_output ()
+{
+       int const sel = _sound_output->GetSelection ();
+       if (sel == wxNOT_FOUND) {
+               return optional<string> ();
        }
 
-#ifdef DCPOMATIC_WINDOWS
-       void win32_console_changed ()
-       {
-               Config::instance()->set_win32_console (_win32_console->GetValue ());
-       }
-#endif
-
-       wxSpinCtrl* _maximum_j2k_bandwidth;
-       wxCheckBox* _allow_any_dcp_frame_rate;
-       wxCheckBox* _only_servers_encode;
-       NameFormatEditor* _dcp_metadata_filename_format;
-       NameFormatEditor* _dcp_asset_filename_format;
-       wxCheckBox* _log_general;
-       wxCheckBox* _log_warning;
-       wxCheckBox* _log_error;
-       wxCheckBox* _log_timing;
-       wxCheckBox* _log_debug_decode;
-       wxCheckBox* _log_debug_encode;
-       wxCheckBox* _log_debug_email;
-#ifdef DCPOMATIC_WINDOWS
-       wxCheckBox* _win32_console;
-#endif
-};
-
-wxPreferencesEditor*
-create_config_dialog ()
-{
-       wxPreferencesEditor* e = new wxPreferencesEditor ();
-
-#ifdef DCPOMATIC_OSX
-       /* Width that we force some of the config panels to be on OSX so that
-          the containing window doesn't shrink too much when we select those panels.
-          This is obviously an unpleasant hack.
-       */
-       wxSize ps = wxSize (520, -1);
-       int const border = 16;
-#else
-       wxSize ps = wxSize (-1, -1);
-       int const border = 8;
-#endif
-
-       e->AddPage (new GeneralPage (ps, border));
-       e->AddPage (new DefaultsPage (ps, border));
-       e->AddPage (new EncodingServersPage (ps, border));
-       e->AddPage (new KeysPage (ps, border));
-       e->AddPage (new TMSPage (ps, border));
-       e->AddPage (new KDMEmailPage (ps, border));
-       e->AddPage (new CoverSheetPage (ps, border));
-       e->AddPage (new AdvancedPage (ps, border));
-       return e;
+       return wx_to_std (_sound_output->GetString (sel));
 }