Fix some truncated headings.
[dcpomatic.git] / src / wx / config_dialog.cc
index e4e6dd5739736d7d14075d7d08f67cdf58491865..53c67d101d8e611dca2c101fbafe576d7c696686 100644 (file)
 /*
-    Copyright (C) 2012-2015 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>
 
-    This program is free software; you can redistribute it and/or modify
+    This file is part of DCP-o-matic.
+
+    DCP-o-matic is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 2 of the License, or
     (at your option) any later version.
 
-    This program is distributed in the hope that it will be useful,
+    DCP-o-matic is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+    along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
 
 */
 
-/** @file src/config_dialog.cc
- *  @brief A dialogue to edit DCP-o-matic configuration.
- */
-
-#include <iostream>
-#include <boost/lexical_cast.hpp>
-#include <boost/filesystem.hpp>
-#include <wx/stdpaths.h>
-#include <wx/preferences.h>
-#include <wx/filepicker.h>
-#include <wx/spinctrl.h>
-#include <dcp/exceptions.h>
-#include <dcp/signer.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 "config_dialog.h"
-#include "wx_util.h"
-#include "editable_list.h"
-#include "filter_dialog.h"
-#include "dir_picker_ctrl.h"
-#include "isdcf_metadata_dialog.h"
-#include "server_dialog.h"
-#include "make_signer_chain_dialog.h"
+#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 std::make_shared;
 using boost::bind;
-using boost::shared_ptr;
-using boost::lexical_cast;
+using boost::optional;
+using std::shared_ptr;
+using std::function;
+#if BOOST_VERSION >= 106100
+using namespace boost::placeholders;
+#endif
 
-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));
-       }
+       return false;
+}
 
-       virtual ~Page () {}
+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));
+}
 
-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 ();
+wxWindow*
+Page::CreateWindow (wxWindow* parent)
+{
+       return create_window (parent);
+}
 
-               _panel->Bind (wxEVT_DESTROY, boost::bind (&Page::window_destroyed, this));
-               
-               return _panel;
-       }
-       
-       int _border;
-       wxPanel* _panel;
 
-private:
-       virtual void config_changed () = 0;
-       virtual void setup () = 0;
+wxWindow*
+Page::create_window (wxWindow* parent)
+{
+       _panel = new wxPanel (parent, wxID_ANY, wxDefaultPosition, _panel_size);
+       auto s = new wxBoxSizer (wxVERTICAL);
+       _panel->SetSizer (s);
 
-       void config_changed_wrapper ()
-       {
-               if (_window_exists) {
-                       config_changed ();
-               }
-       }
+       setup ();
+       _window_exists = true;
+       config_changed ();
 
-       void window_destroyed ()
-       {
-               _window_exists = false;
+       _panel->Bind (wxEVT_DESTROY, bind (&Page::window_destroyed, this));
+
+       return _panel;
+}
+
+void
+Page::config_changed_wrapper ()
+{
+       if (_window_exists) {
+               config_changed ();
        }
+}
+
+void
+Page::window_destroyed ()
+{
+       _window_exists = false;
+}
 
-       wxSize _panel_size;
-       boost::signals2::scoped_connection _config_connection;
-       bool _window_exists;
-};
 
-class StockPage : public wxStockPreferencesPage, public Page
+GeneralPage::GeneralPage (wxSize panel_size, int border)
+       : Page (panel_size, border)
 {
-public:
-       StockPage (Kind kind, wxSize panel_size, int border)
-               : wxStockPreferencesPage (kind)
-               , Page (panel_size, border)
-       {}
 
-       wxWindow* CreateWindow (wxWindow* parent)
-       {
-               return create_window (parent);
-       }
-};
+}
+
 
-class StandardPage : public wxPreferencesPage, public Page
+wxString
+GeneralPage::GetName () const
 {
-public:
-       StandardPage (wxSize panel_size, int border)
-               : Page (panel_size, border)
-       {}
+       return _("General");
+}
 
-       wxWindow* CreateWindow (wxWindow* parent)
-       {
-               return create_window (parent);
-       }
-};
 
-class GeneralPage : public StockPage
+void
+GeneralPage::add_language_controls (wxGridBagSizer* table, int& r)
 {
-public:
-       GeneralPage (wxSize panel_size, int border)
-               : StockPage (Kind_General, panel_size, border)
-       {}
+       _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;
+
+       auto 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));
+}
 
-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);
-               
-               _set_language = new wxCheckBox (_panel, wxID_ANY, _("Set language"));
-               table->Add (_set_language, 1);
-               _language = new wxChoice (_panel, wxID_ANY);
-               _language->Append (wxT ("Deutsch"));
-               _language->Append (wxT ("English"));
-               _language->Append (wxT ("Español"));
-               _language->Append (wxT ("Français"));
-               _language->Append (wxT ("Italiano"));
-               _language->Append (wxT ("Nederlands"));
-               _language->Append (wxT ("Svenska"));
-               table->Add (_language);
-               
-               wxStaticText* restart = add_label_to_sizer (table, _panel, _("(restart DCP-o-matic to see language changes)"), false);
-               wxFont font = restart->GetFont();
-               font.SetStyle (wxFONTSTYLE_ITALIC);
-               font.SetPointSize (font.GetPointSize() - 1);
-               restart->SetFont (font);
-               table->AddSpacer (0);
-               
-               add_label_to_sizer (table, _panel, _("Threads to use for encoding on this host"), true);
-               _num_local_encoding_threads = new wxSpinCtrl (_panel);
-               table->Add (_num_local_encoding_threads, 1);
-
-               _check_for_updates = new wxCheckBox (_panel, wxID_ANY, _("Check for updates on startup"));
-               table->Add (_check_for_updates, 1, wxEXPAND | wxALL);
-               table->AddSpacer (0);
-               
-               _check_for_test_updates = new wxCheckBox (_panel, wxID_ANY, _("Check for testing updates as well as stable ones"));
-               table->Add (_check_for_test_updates, 1, wxEXPAND | wxALL);
-               table->AddSpacer (0);
-
-               _set_language->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&GeneralPage::set_language_changed, this));
-               _language->Bind     (wxEVT_COMMAND_CHOICE_SELECTED,  boost::bind (&GeneralPage::language_changed,     this));
-               
-               _num_local_encoding_threads->SetRange (1, 128);
-               _num_local_encoding_threads->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&GeneralPage::num_local_encoding_threads_changed, this));
-
-               _check_for_updates->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&GeneralPage::check_for_updates_changed, this));
-               _check_for_test_updates->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&GeneralPage::check_for_test_updates_changed, this));
-       }
+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;
 
-       void config_changed ()
-       {
-               Config* config = Config::instance ();
-               
-               checked_set (_set_language, config->language ());
-               
-               if (config->language().get_value_or ("") == "fr") {
-                       _language->SetSelection (3);
-               } else if (config->language().get_value_or ("") == "it") {
-                       _language->SetSelection (4);
-               } else if (config->language().get_value_or ("") == "es") {
-                       _language->SetSelection (2);
-               } else if (config->language().get_value_or ("") == "sv") {
-                       _language->SetSelection (6);
-               } else if (config->language().get_value_or ("") == "de") {
-                       _language->SetSelection (0);
-               } else if (config->language().get_value_or ("") == "nl") {
-                       _language->SetSelection (5);
-               } else {
-                       _language->SetSelection (1);
-               }
+       _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;
 
-               setup_language_sensitivity ();
-               
-               checked_set (_num_local_encoding_threads, config->num_local_encoding_threads ());
-               checked_set (_check_for_updates, config->check_for_updates ());
-               checked_set (_check_for_test_updates, config->check_for_test_updates ());
-       }
+       _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 setup_language_sensitivity ()
-       {
-               _language->Enable (_set_language->GetValue ());
-       }
+void
+GeneralPage::config_changed ()
+{
+       auto config = Config::instance ();
 
-       void set_language_changed ()
-       {
-               setup_language_sensitivity ();
-               if (_set_language->GetValue ()) {
-                       language_changed ();
-               } else {
-                       Config::instance()->unset_language ();
-               }
-       }
+       checked_set (_set_language, static_cast<bool>(config->language()));
 
-       void language_changed ()
-       {
-               switch (_language->GetSelection ()) {
-               case 0:
-                       Config::instance()->set_language ("de");
-                       break;
-               case 1:
-                       Config::instance()->set_language ("en");
-                       break;
-               case 2:
-                       Config::instance()->set_language ("es");
-                       break;
-               case 3:
-                       Config::instance()->set_language ("fr");
-                       break;
-               case 4:
-                       Config::instance()->set_language ("it");
-                       break;
-               case 5:
-                       Config::instance()->set_language ("nl");
-                       break;
-               case 6:
-                       Config::instance()->set_language ("sv");
-                       break;
-               }
-       }
-       
-       void check_for_updates_changed ()
-       {
-               Config::instance()->set_check_for_updates (_check_for_updates->GetValue ());
+       /* 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";
+
+       auto lang = config->language().get_value_or("en_GB");
+       if (compat_map.find(lang) != compat_map.end ()) {
+               lang = compat_map[lang];
        }
-       
-       void check_for_test_updates_changed ()
-       {
-               Config::instance()->set_check_for_test_updates (_check_for_test_updates->GetValue ());
+
+       checked_set (_language, lang);
+
+       checked_set (_check_for_updates, config->check_for_updates ());
+       checked_set (_check_for_test_updates, config->check_for_test_updates ());
+
+       setup_sensitivity ();
+}
+
+void
+GeneralPage::setup_sensitivity ()
+{
+       _language->Enable (_set_language->GetValue ());
+       _check_for_test_updates->Enable (_check_for_updates->GetValue ());
+}
+
+void
+GeneralPage::set_language_changed ()
+{
+       setup_sensitivity ();
+       if (_set_language->GetValue ()) {
+               language_changed ();
+       } else {
+               Config::instance()->unset_language ();
        }
+}
 
-       void num_local_encoding_threads_changed ()
-       {
-               Config::instance()->set_num_local_encoding_threads (_num_local_encoding_threads->GetValue ());
+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 ();
        }
+}
+
+void
+GeneralPage::check_for_updates_changed ()
+{
+       Config::instance()->set_check_for_updates (_check_for_updates->GetValue ());
+}
 
-       wxCheckBox* _set_language;
-       wxChoice* _language;
-       wxSpinCtrl* _num_local_encoding_threads;
-       wxCheckBox* _check_for_updates;
-       wxCheckBox* _check_for_test_updates;
-};
+void
+GeneralPage::check_for_test_updates_changed ()
+{
+       Config::instance()->set_check_for_test_updates (_check_for_test_updates->GetValue ());
+}
 
-class DefaultsPage : public StandardPage
+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)
 {
-public:
-       DefaultsPage (wxSize panel_size, int border)
-               : StandardPage (panel_size, border)
-       {}
-       
-       wxString GetName () const
+       _sizer = new wxBoxSizer (wxVERTICAL);
+
+       auto certificates_sizer = new wxBoxSizer (wxHORIZONTAL);
+       _sizer->Add (certificates_sizer, 0, wxALL, border);
+
+       _certificates = new wxListCtrl (this, wxID_ANY, wxDefaultPosition, wxSize (440, 150), wxLC_REPORT | wxLC_SINGLE_SEL);
+
        {
-               return _("Defaults");
+               wxListItem ip;
+               ip.SetId (0);
+               ip.SetText (_("Type"));
+               ip.SetWidth (100);
+               _certificates->InsertColumn (0, ip);
        }
 
-#ifdef DCPOMATIC_OSX   
-       wxBitmap GetLargeIcon () const
        {
-               return wxBitmap ("defaults", wxBITMAP_TYPE_PNG_RESOURCE);
+               wxListItem ip;
+               ip.SetId (1);
+               ip.SetText (_("Thumbprint"));
+               ip.SetWidth (340);
+
+               wxFont font = ip.GetFont ();
+               font.SetFamily (wxFONTFAMILY_TELETYPE);
+               ip.SetFont (font);
+
+               _certificates->InsertColumn (1, ip);
        }
-#endif 
 
-private:       
-       void setup ()
+       certificates_sizer->Add (_certificates, 1, wxEXPAND);
+
        {
-               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_DIR_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 content type"), true);
-               _dcp_content_type = new wxChoice (_panel, wxID_ANY);
-               table->Add (_dcp_content_type);
-               
-               {
-                       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);
-               }
+               auto 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);
+       }
 
-               add_label_to_sizer (table, _panel, _("Default issuer"), true);
-               _issuer = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_issuer, 1, wxEXPAND);
-
-               _still_length->SetRange (1, 3600);
-               _still_length->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&DefaultsPage::still_length_changed, this));
-               
-               _directory->Bind (wxEVT_COMMAND_DIRPICKER_CHANGED, boost::bind (&DefaultsPage::directory_changed, this));
-               
-               _isdcf_metadata_button->Bind (wxEVT_COMMAND_BUTTON_CLICKED, 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_COMMAND_CHOICE_SELECTED, boost::bind (&DefaultsPage::container_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 ()));
-               }
-               
-               _dcp_content_type->Bind (wxEVT_COMMAND_CHOICE_SELECTED, boost::bind (&DefaultsPage::dcp_content_type_changed, this));
-               
-               _j2k_bandwidth->SetRange (50, 250);
-               _j2k_bandwidth->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&DefaultsPage::j2k_bandwidth_changed, this));
-               
-               _audio_delay->SetRange (-1000, 1000);
-               _audio_delay->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&DefaultsPage::audio_delay_changed, this));
-
-               _issuer->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&DefaultsPage::issuer_changed, this));
+       auto 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));
+
+       auto buttons = CreateSeparatedButtonSizer (wxCLOSE);
+       if (buttons) {
+               _sizer->Add (buttons, wxSizerFlags().Expand().DoubleBorder());
        }
 
-       void config_changed ()
-       {
-               Config* config = Config::instance ();
+       SetSizerAndFit (_sizer);
+
+       update_certificate_list ();
+       update_private_key ();
+       update_sensitivity ();
+}
+
+void
+CertificateChainEditor::add_button (wxWindow* button)
+{
+       _button_sizer->Add (button, 0, wxLEFT | wxRIGHT, DCPOMATIC_SIZER_X_GAP);
+       _sizer->Layout ();
+}
+
+void
+CertificateChainEditor::add_certificate ()
+{
+       auto d = new wxFileDialog (this, _("Select Certificate File"));
 
-               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 (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;
                        }
-               }
 
-               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);
+                       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.")
+                                       );
+                       }
+                       auto chain = make_shared<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()));
                }
-               
-               checked_set (_still_length, config->default_still_length ());
-               _directory->SetPath (std_to_wx (config->default_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 (_audio_delay, config->default_audio_delay ());
-               checked_set (_issuer, config->dcp_issuer ());
        }
-               
-       void j2k_bandwidth_changed ()
-       {
-               Config::instance()->set_default_j2k_bandwidth (_j2k_bandwidth->GetValue() * 1000000);
-       }
-       
-       void audio_delay_changed ()
-       {
-               Config::instance()->set_default_audio_delay (_audio_delay->GetValue());
+
+       d->Destroy ();
+
+       update_sensitivity ();
+}
+
+void
+CertificateChainEditor::remove_certificate ()
+{
+       if (_nag_alter()) {
+               /* Cancel was clicked */
+               return;
        }
 
-       void directory_changed ()
-       {
-               Config::instance()->set_default_directory (wx_to_std (_directory->GetPath ()));
+       int i = _certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
+       if (i == -1) {
+               return;
        }
 
-       void edit_isdcf_metadata_clicked ()
-       {
-               ISDCFMetadataDialog* d = new ISDCFMetadataDialog (_panel, Config::instance()->default_isdcf_metadata ());
-               d->ShowModal ();
-               Config::instance()->set_default_isdcf_metadata (d->isdcf_metadata ());
-               d->Destroy ();
+       _certificates->DeleteItem (i);
+       auto chain = make_shared<dcp::CertificateChain>(*_get().get());
+       chain->remove (i);
+       _set (chain);
+
+       update_sensitivity ();
+       update_certificate_list ();
+}
+
+void
+CertificateChainEditor::export_certificate ()
+{
+       int i = _certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
+       if (i == -1) {
+               return;
        }
 
-       void still_length_changed ()
-       {
-               Config::instance()->set_default_still_length (_still_length->GetValue ());
+       auto all = _get()->root_to_leaf();
+
+       wxString default_name;
+       if (i == 0) {
+               default_name = "root.pem";
+       } else if (i == static_cast<int>(all.size() - 1)) {
+               default_name = "leaf.pem";
+       } else {
+               default_name = "intermediate.pem";
        }
 
-       void container_changed ()
-       {
-               vector<Ratio const *> ratio = Ratio::all ();
-               Config::instance()->set_default_container (ratio[_container->GetSelection()]);
+       auto d = new wxFileDialog(
+               this, _("Select Certificate File"), wxEmptyString, default_name, wxT ("PEM files (*.pem)|*.pem"),
+               wxFD_SAVE | wxFD_OVERWRITE_PROMPT
+               );
+
+       auto j = all.begin ();
+       for (int k = 0; k < i; ++k) {
+               ++j;
        }
-       
-       void dcp_content_type_changed ()
-       {
-               vector<DCPContentType const *> ct = DCPContentType::all ();
-               Config::instance()->set_default_dcp_content_type (ct[_dcp_content_type->GetSelection()]);
+
+       if (d->ShowModal () == wxID_OK) {
+               boost::filesystem::path path (wx_to_std(d->GetPath()));
+               if (path.extension() != ".pem") {
+                       path += ".pem";
+               }
+               auto f = fopen_boost (path, "w");
+               if (!f) {
+                       throw OpenFileError (path, errno, OpenFileError::WRITE);
+               }
+
+               string const s = j->certificate (true);
+               checked_fwrite (s.c_str(), s.length(), f, path);
+               fclose (f);
        }
+       d->Destroy ();
+}
 
-       void issuer_changed ()
-       {
-               Config::instance()->set_dcp_issuer (wx_to_std (_issuer->GetValue ()));
+void
+CertificateChainEditor::export_chain ()
+{
+       auto d = new wxFileDialog (
+               this, _("Select Chain File"), wxEmptyString, wxT("certificate_chain.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()));
+               if (path.extension() != ".pem") {
+                       path += ".pem";
+               }
+               auto f = fopen_boost (path, "w");
+               if (!f) {
+                       throw OpenFileError (path, errno, OpenFileError::WRITE);
+               }
+
+               auto const s = _get()->chain();
+               checked_fwrite (s.c_str(), s.length(), f, path);
+               fclose (f);
        }
-       
-       wxSpinCtrl* _j2k_bandwidth;
-       wxSpinCtrl* _audio_delay;
-       wxButton* _isdcf_metadata_button;
-       wxSpinCtrl* _still_length;
-#ifdef DCPOMATIC_USE_OWN_DIR_PICKER
-       DirPickerCtrl* _directory;
-#else
-       wxDirPickerCtrl* _directory;
-#endif
-       wxChoice* _container;
-       wxChoice* _dcp_content_type;
-       wxTextCtrl* _issuer;
-};
 
-class EncodingServersPage : public StandardPage
+       d->Destroy ();
+}
+
+void
+CertificateChainEditor::update_certificate_list ()
 {
-public:
-       EncodingServersPage (wxSize panel_size, int border)
-               : StandardPage (panel_size, border)
-       {}
-       
-       wxString GetName () const
-       {
-               return _("Servers");
+       _certificates->DeleteAllItems ();
+       size_t n = 0;
+       auto certs = _get()->root_to_leaf();
+       for (auto 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;
        }
 
-#ifdef DCPOMATIC_OSX   
-       wxBitmap GetLargeIcon () const
-       {
-               return wxBitmap ("servers", wxBITMAP_TYPE_PNG_RESOURCE);
+       static wxColour normal = _private_key_bad->GetForegroundColour ();
+
+       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));
        }
-#endif 
+}
 
-private:       
-       void setup ()
-       {
-               _use_any_servers = new wxCheckBox (_panel, wxID_ANY, _("Use all 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)
+void
+CertificateChainEditor::remake_certificates ()
+{
+       auto chain = _get();
+
+       string subject_organization_name;
+       string subject_organizational_unit_name;
+       string root_common_name;
+       string intermediate_common_name;
+       string leaf_common_name;
+
+       auto 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 ();
+       }
+
+       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 ();
+       }
+
+       if (_nag_alter()) {
+               /* Cancel was clicked */
+               return;
+       }
+
+       auto 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) {
+               _set (
+                       make_shared<dcp::CertificateChain> (
+                               openssl_path (),
+                               d->organisation (),
+                               d->organisational_unit (),
+                               d->root_common_name (),
+                               d->intermediate_common_name (),
+                               d->leaf_common_name ()
+                               )
                        );
-               
-               _panel->GetSizer()->Add (_servers_list, 1, wxEXPAND | wxALL, _border);
-               
-               _use_any_servers->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&EncodingServersPage::use_any_servers_changed, this));
+
+               update_certificate_list ();
+               update_private_key ();
        }
 
-       void config_changed ()
-       {
-               checked_set (_use_any_servers, Config::instance()->use_any_servers ());
-               _servers_list->refresh ();
+       d->Destroy ();
+}
+
+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);
+}
+
+void
+CertificateChainEditor::update_private_key ()
+{
+       checked_set (_private_key, dcp::private_key_fingerprint (_get()->key().get()));
+       _sizer->Layout ();
+}
+
+void
+CertificateChainEditor::import_private_key ()
+{
+       auto 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;
+                       }
+
+                       auto chain = make_shared<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()));
+               }
        }
-       
-       void use_any_servers_changed ()
-       {
-               Config::instance()->set_use_any_servers (_use_any_servers->GetValue ());
+
+       d->Destroy ();
+
+       update_sensitivity ();
+}
+
+void
+CertificateChainEditor::export_private_key ()
+{
+       auto key = _get()->key();
+       if (!key) {
+               return;
        }
 
-       string server_column (string s)
-       {
-               return s;
+       auto d = new wxFileDialog (
+               this, _("Select Key File"), wxEmptyString, wxT("private_key.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()));
+               if (path.extension() != ".pem") {
+                       path += ".pem";
+               }
+               auto f = fopen_boost (path, "w");
+               if (!f) {
+                       throw OpenFileError (path, errno, OpenFileError::WRITE);
+               }
+
+               auto const s = _get()->key().get ();
+               checked_fwrite (s.c_str(), s.length(), f, path);
+               fclose (f);
        }
+       d->Destroy ();
+}
 
-       wxCheckBox* _use_any_servers;
-       EditableList<string, ServerDialog>* _servers_list;
-};
+wxString
+KeysPage::GetName () const
+{
+       return _("Keys");
+}
 
-class KeysPage : public StandardPage
+void
+KeysPage::setup ()
 {
-public:
-       KeysPage (wxSize panel_size, int border)
-               : StandardPage (panel_size, border)
-       {}
+       wxFont subheading_font (*wxNORMAL_FONT);
+       subheading_font.SetWeight (wxFONTWEIGHT_BOLD);
 
-       wxString GetName () const
-       {
-               return _("Keys");
-       }
+       auto sizer = _panel->GetSizer();
 
-#ifdef DCPOMATIC_OSX
-       wxBitmap GetLargeIcon () const
        {
-               return wxBitmap ("keys", wxBITMAP_TYPE_PNG_RESOURCE);
+               auto m = new StaticText (_panel, _("Decrypting KDMs"));
+               m->SetFont (subheading_font);
+               sizer->Add (m, 0, wxALL | wxEXPAND, _border);
        }
-#endif 
 
-private:
-       void setup ()
-       {
-               wxStaticText* m = new wxStaticText (_panel, wxID_ANY, _("Certificate chain for signing DCPs and KDMs:"));
-               _panel->GetSizer()->Add (m, 0, wxALL, _border);
-               
-               wxBoxSizer* certificates_sizer = new wxBoxSizer (wxHORIZONTAL);
-               _panel->GetSizer()->Add (certificates_sizer, 0, wxLEFT | wxRIGHT, _border);
-               
-               _certificates = new wxListCtrl (_panel, wxID_ANY, wxDefaultPosition, wxSize (400, 200), wxLC_REPORT | wxLC_SINGLE_SEL);
-
-               {
-                       wxListItem ip;
-                       ip.SetId (0);
-                       ip.SetText (_("Type"));
-                       ip.SetWidth (100);
-                       _certificates->InsertColumn (0, ip);
-               }
+       auto buttons = new wxBoxSizer (wxVERTICAL);
 
-               {
-                       wxListItem ip;
-                       ip.SetId (1);
-                       ip.SetText (_("Thumbprint"));
-                       ip.SetWidth (300);
-
-                       wxFont font = ip.GetFont ();
-                       font.SetFamily (wxFONTFAMILY_TELETYPE);
-                       ip.SetFont (font);
-                       
-                       _certificates->InsertColumn (1, ip);
-               }
+       auto export_decryption_certificate = new Button (_panel, _("Export KDM decryption leaf certificate..."));
+       buttons->Add (export_decryption_certificate, 0, wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
+       auto export_settings = new Button (_panel, _("Export all KDM decryption settings..."));
+       buttons->Add (export_settings, 0, wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
+       auto import_settings = new Button (_panel, _("Import all KDM decryption settings..."));
+       buttons->Add (import_settings, 0, wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
+       auto decryption_advanced = new Button (_panel, _("Advanced..."));
+       buttons->Add (decryption_advanced, 0);
 
-               certificates_sizer->Add (_certificates, 1, wxEXPAND);
+       sizer->Add (buttons, 0, wxLEFT, _border);
 
-               {
-                       wxSizer* s = new wxBoxSizer (wxVERTICAL);
-                       _add_certificate = new wxButton (_panel, wxID_ANY, _("Add..."));
-                       s->Add (_add_certificate, 0, wxTOP | wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
-                       _remove_certificate = new wxButton (_panel, wxID_ANY, _("Remove"));
-                       s->Add (_remove_certificate, 0, wxTOP | wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
-                       certificates_sizer->Add (s, 0, wxLEFT, DCPOMATIC_SIZER_X_GAP);
-               }
+       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));
 
-               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);
-
-               _remake_certificates = new wxButton (_panel, wxID_ANY, _("Re-make certificates..."));
-               table->Add (_remake_certificates, 0);
-               table->AddSpacer (0);
-
-               add_label_to_sizer (table, _panel, _("Private key for leaf certificate"), true);
-               {
-                       wxSizer* s = new wxBoxSizer (wxHORIZONTAL);
-                       _signer_private_key = new wxStaticText (_panel, wxID_ANY, wxT (""));
-                       wxFont font = _signer_private_key->GetFont ();
-                       font.SetFamily (wxFONTFAMILY_TELETYPE);
-                       _signer_private_key->SetFont (font);
-                       s->Add (_signer_private_key, 1, wxLEFT | wxRIGHT | wxALIGN_CENTER_VERTICAL, DCPOMATIC_SIZER_X_GAP);
-                       _load_signer_private_key = new wxButton (_panel, wxID_ANY, _("Load..."));
-                       s->Add (_load_signer_private_key, 0, wxLEFT, DCPOMATIC_SIZER_X_GAP);
-                       table->Add (s, 0);
-               }
+       {
+               auto m = new StaticText (_panel, _("Signing DCPs and KDMs"));
+               m->SetFont (subheading_font);
+               sizer->Add (m, 0, wxALL | wxEXPAND, _border);
+       }
 
-               add_label_to_sizer (table, _panel, _("Certificate for decrypting DCPs"), true);
-               {
-                       wxSizer* s = new wxBoxSizer (wxHORIZONTAL);
-                       _decryption_certificate = new wxStaticText (_panel, wxID_ANY, wxT (""));
-                       wxFont font = _decryption_certificate->GetFont ();
-                       font.SetFamily (wxFONTFAMILY_TELETYPE);
-                       _decryption_certificate->SetFont (font);
-                       s->Add (_decryption_certificate, 1, wxLEFT | wxRIGHT | wxALIGN_CENTER_VERTICAL, DCPOMATIC_SIZER_X_GAP);
-                       _load_decryption_certificate = new wxButton (_panel, wxID_ANY, _("Load..."));
-                       s->Add (_load_decryption_certificate, 0, wxLEFT, DCPOMATIC_SIZER_X_GAP);
-                       table->Add (s, 0);
-               }
+       auto signing_advanced = new Button (_panel, _("Advanced..."));
+       sizer->Add (signing_advanced, 0, wxLEFT | wxBOTTOM, _border);
+       signing_advanced->Bind (wxEVT_BUTTON, bind (&KeysPage::signing_advanced, this));
+}
+
+void
+KeysPage::decryption_advanced ()
+{
+       auto 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();
+}
+
+void
+KeysPage::signing_advanced ()
+{
+       auto 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();
+}
 
-               add_label_to_sizer (table, _panel, _("Private key for decrypting DCPs"), true);
-               {
-                       wxSizer* s = new wxBoxSizer (wxHORIZONTAL);
-                       _decryption_private_key = new wxStaticText (_panel, wxID_ANY, wxT (""));
-                       wxFont font = _decryption_private_key->GetFont ();
-                       font.SetFamily (wxFONTFAMILY_TELETYPE);
-                       _decryption_private_key->SetFont (font);
-                       s->Add (_decryption_private_key, 1, wxLEFT | wxRIGHT | wxALIGN_CENTER_VERTICAL, DCPOMATIC_SIZER_X_GAP);
-                       _load_decryption_private_key = new wxButton (_panel, wxID_ANY, _("Load..."));
-                       s->Add (_load_decryption_private_key, 0, wxLEFT, DCPOMATIC_SIZER_X_GAP);
-                       table->Add (s, 0);
+void
+KeysPage::export_decryption_chain_and_key ()
+{
+       auto 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()));
+               auto f = fopen_boost (path, "w");
+               if (!f) {
+                       throw OpenFileError (path, errno, OpenFileError::WRITE);
                }
 
-               _export_decryption_certificate = new wxButton (_panel, wxID_ANY, _("Export DCP decryption certificate..."));
-               table->Add (_export_decryption_certificate);
-               table->AddSpacer (0);
-               
-               _add_certificate->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&KeysPage::add_certificate, this));
-               _remove_certificate->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&KeysPage::remove_certificate, this));
-               _certificates->Bind (wxEVT_COMMAND_LIST_ITEM_SELECTED, boost::bind (&KeysPage::update_sensitivity, this));
-               _certificates->Bind (wxEVT_COMMAND_LIST_ITEM_DESELECTED, boost::bind (&KeysPage::update_sensitivity, this));
-               _remake_certificates->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&KeysPage::remake_certificates, this));
-               _load_signer_private_key->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&KeysPage::load_signer_private_key, this));
-               _load_decryption_certificate->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&KeysPage::load_decryption_certificate, this));
-               _load_decryption_private_key->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&KeysPage::load_decryption_private_key, this));
-               _export_decryption_certificate->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&KeysPage::export_decryption_certificate, this));
+               auto 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 ()
-       {
-               _signer.reset (new dcp::Signer (*Config::instance()->signer().get ()));
+}
 
-               update_certificate_list ();
-               update_signer_private_key ();
-               update_decryption_certificate ();
-               update_decryption_private_key ();
-               update_sensitivity ();
+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 add_certificate ()
-       {
-               wxFileDialog* d = new wxFileDialog (_panel, _("Select Certificate File"));
-               
-               if (d->ShowModal() == wxID_OK) {
-                       try {
-                               dcp::Certificate c (dcp::file_to_string (wx_to_std (d->GetPath ())));
-                               _signer->certificates().add (c);
-                               Config::instance()->set_signer (_signer);
-                               update_certificate_list ();
-                       } catch (dcp::MiscError& e) {
-                               error_dialog (_panel, wxString::Format (_("Could not read certificate file (%s)"), e.what ()));
+
+       auto d = new wxFileDialog (
+               _panel, _("Select File To Import"), wxEmptyString, wxEmptyString, wxT ("DOM files (*.dom)|*.dom")
+               );
+
+       if (d->ShowModal () == wxID_OK) {
+               auto new_chain = make_shared<dcp::CertificateChain>();
+
+               FILE* f = fopen_boost (wx_to_std (d->GetPath ()), "r");
+               if (!f) {
+                       throw OpenFileError (wx_to_std (d->GetPath ()), errno, OpenFileError::WRITE);
+               }
+
+               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 = "";
                        }
                }
-               
-               d->Destroy ();
+               fclose (f);
 
-               update_sensitivity ();
+               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"));
+               }
        }
+       d->Destroy ();
+}
 
-       void remove_certificate ()
-       {
-               int i = _certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
-               if (i == -1) {
-                       return;
-               }
-               
-               _certificates->DeleteItem (i);
-               _signer->certificates().remove (i);
-               Config::instance()->set_signer (_signer);
+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
+               );
+}
 
-               update_sensitivity ();
+void
+KeysPage::export_decryption_certificate ()
+{
+       auto config = Config::instance();
+       wxString default_name = "dcpomatic";
+       if (!config->dcp_creator().empty()) {
+               default_name += "_" + std_to_wx(careful_string_filter(config->dcp_creator()));
        }
+       if (!config->dcp_issuer().empty()) {
+               default_name += "_" + std_to_wx(careful_string_filter(config->dcp_issuer()));
+       }
+       default_name += wxT("_kdm_decryption_cert.pem");
 
-       void update_certificate_list ()
-       {
-               _certificates->DeleteAllItems ();
-               dcp::CertificateChain::List certs = _signer->certificates().root_to_leaf ();
-               size_t n = 0;
-               for (dcp::CertificateChain::List::const_iterator i = certs.begin(); i != certs.end(); ++i) {
-                       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"));
-                       }
+       auto d = new wxFileDialog (
+               _panel, _("Select Certificate File"), wxEmptyString, default_name, wxT("PEM files (*.pem)|*.pem"),
+               wxFD_SAVE | wxFD_OVERWRITE_PROMPT
+               );
 
-                       ++n;
+       if (d->ShowModal () == wxID_OK) {
+               boost::filesystem::path path (wx_to_std(d->GetPath()));
+               if (path.extension() != ".pem") {
+                       path += ".pem";
                }
-       }
-
-       void remake_certificates ()
-       {
-               MakeSignerChainDialog* d = new MakeSignerChainDialog (_panel);
-               if (d->ShowModal () == wxID_OK) {
-                       _signer.reset (
-                               new dcp::Signer (
-                                       openssl_path (),
-                                       d->organisation (),
-                                       d->organisational_unit (),
-                                       d->root_common_name (),
-                                       d->intermediate_common_name (),
-                                       d->leaf_common_name ()
-                                       )
-                               );
-
-                       Config::instance()->set_signer (_signer);
-                       update_certificate_list ();
-                       update_signer_private_key ();
+               auto f = fopen_boost (path, "w");
+               if (!f) {
+                       throw OpenFileError (path, errno, OpenFileError::WRITE);
                }
-               
-               d->Destroy ();
-       }
 
-       void update_sensitivity ()
-       {
-               _remove_certificate->Enable (_certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED) != -1);
+               auto const s = Config::instance()->decryption_chain()->leaf().certificate (true);
+               checked_fwrite (s.c_str(), s.length(), f, path);
+               fclose (f);
        }
 
-       void update_signer_private_key ()
-       {
-               checked_set (_signer_private_key, dcp::private_key_fingerprint (_signer->key ()));
-       }       
+       d->Destroy ();
+}
 
-       void load_signer_private_key ()
-       {
-               wxFileDialog* d = new wxFileDialog (_panel, _("Select Key File"));
+wxString
+SoundPage::GetName () const
+{
+       return _("Sound");
+}
 
-               if (d->ShowModal() == wxID_OK) {
-                       try {
-                               boost::filesystem::path p (wx_to_std (d->GetPath ()));
-                               if (boost::filesystem::file_size (p) > 1024) {
-                                       error_dialog (_panel, wxString::Format (_("Could not read key file (%s)"), std_to_wx (p.string ())));
-                                       return;
-                               }
-                               
-                               _signer->set_key (dcp::file_to_string (p));
-                               Config::instance()->set_signer (_signer);
-                               update_signer_private_key ();
-                       } catch (dcp::MiscError& e) {
-                               error_dialog (_panel, wxString::Format (_("Could not read certificate file (%s)"), e.what ()));
+void
+SoundPage::setup ()
+{
+       auto 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) {
+               try {
+                       auto dev = audio.getDeviceInfo (i);
+                       if (dev.probed && dev.outputChannels > 0) {
+                               _sound_output->Append (std_to_wx (dev.name));
                        }
+               } catch (RtAudioError&) {
+                       /* Something went wrong so let's just ignore that device */
                }
-               
-               d->Destroy ();
+       }
+
+       _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));
+}
+
+void
+SoundPage::reset_to_default ()
+{
+       Config::instance()->set_audio_mapping_to_default ();
+}
+
+void
+SoundPage::map_changed (AudioMapping m)
+{
+       Config::instance()->set_audio_mapping (m);
+}
 
-               update_sensitivity ();
+void
+SoundPage::sound_changed ()
+{
+       Config::instance()->set_sound (_sound->GetValue ());
+}
 
+void
+SoundPage::sound_output_changed ()
+{
+       RtAudio audio (DCPOMATIC_RTAUDIO_API);
+       auto const so = get_sound_output();
+       string default_device;
+       try {
+               default_device = audio.getDeviceInfo(audio.getDefaultOutputDevice()).name;
+       } catch (RtAudioError&) {
+               /* Never mind */
+       }
+       if (!so || *so == default_device) {
+               Config::instance()->unset_sound_output ();
+       } else {
+               Config::instance()->set_sound_output (*so);
        }
+}
 
-       void load_decryption_certificate ()
-       {
-               wxFileDialog* d = new wxFileDialog (_panel, _("Select Certificate File"));
-               
-               if (d->ShowModal() == wxID_OK) {
-                       try {
-                               dcp::Certificate c (dcp::file_to_string (wx_to_std (d->GetPath ())));
-                               Config::instance()->set_decryption_certificate (c);
-                               update_decryption_certificate ();
-                       } catch (dcp::MiscError& e) {
-                               error_dialog (_panel, wxString::Format (_("Could not read certificate file (%s)"), e.what ()));
-                       }
+void
+SoundPage::config_changed ()
+{
+       auto config = Config::instance ();
+
+       checked_set (_sound, config->sound ());
+
+       auto 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&) {
+                       /* Probably no audio devices at all */
                }
-               
-               d->Destroy ();
        }
 
-       void update_decryption_certificate ()
-       {
-               checked_set (_decryption_certificate, Config::instance()->decryption_certificate().thumbprint ());
+       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;
+               }
        }
 
-       void load_decryption_private_key ()
-       {
-               wxFileDialog* d = new wxFileDialog (_panel, _("Select Key File"));
+       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");
 
-               if (d->ShowModal() == wxID_OK) {
+       int channels = 0;
+       if (configured_so) {
+               for (unsigned int i = 0; i < audio.getDeviceCount(); ++i) {
                        try {
-                               boost::filesystem::path p (wx_to_std (d->GetPath ()));
-                               Config::instance()->set_decryption_private_key (dcp::file_to_string (p));
-                               update_decryption_private_key ();
-                       } catch (dcp::MiscError& e) {
-                               error_dialog (_panel, wxString::Format (_("Could not read key file (%s)"), e.what ()));
+                               auto info = audio.getDeviceInfo(i);
+                               if (info.name == *configured_so && info.outputChannels > 0) {
+                                       channels = info.outputChannels;
+                               }
+                       } catch (RtAudioError&) {
+                               /* Never mind */
                        }
                }
-               
-               d->Destroy ();
        }
 
-       void update_decryption_private_key ()
-       {
-               checked_set (_decryption_private_key, dcp::private_key_fingerprint (Config::instance()->decryption_private_key()));
-       }
+       _sound_output_details->SetLabel (
+               wxString::Format(_("%d channels on %s"), channels, apis[audio.getCurrentApi()])
+               );
 
-       void export_decryption_certificate ()
-       {
-               wxFileDialog* d = new wxFileDialog (
-                       _panel, _("Select Certificate 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 ()));
-                       }
+       _map->set (Config::instance()->audio_mapping(channels));
 
-                       string const s = Config::instance()->decryption_certificate().certificate (true);
-                       fwrite (s.c_str(), 1, s.length(), f);
-                       fclose (f);
-               }
-               d->Destroy ();
+       vector<NamedChannel> input;
+       for (int i = 0; i < MAX_DCP_AUDIO_CHANNELS; ++i) {
+               input.push_back (NamedChannel(short_audio_channel_name(i), i));
        }
+       _map->set_input_channels (input);
 
-       wxListCtrl* _certificates;
-       wxButton* _add_certificate;
-       wxButton* _remove_certificate;
-       wxButton* _remake_certificates;
-       wxStaticText* _signer_private_key;
-       wxButton* _load_signer_private_key;
-       wxStaticText* _decryption_certificate;
-       wxButton* _load_decryption_certificate;
-       wxStaticText* _decryption_private_key;
-       wxButton* _load_decryption_private_key;
-       wxButton* _export_decryption_certificate;
-       shared_ptr<dcp::Signer> _signer;
-};
-
-class TMSPage : public StandardPage
-{
-public:
-       TMSPage (wxSize panel_size, int border)
-               : StandardPage (panel_size, border)
-       {}
-
-       wxString GetName () const
-       {
-               return _("TMS");
+       vector<NamedChannel> output;
+       for (int i = 0; i < channels; ++i) {
+               output.push_back (NamedChannel(dcp::raw_convert<string>(i), i));
        }
+       _map->set_output_channels (output);
 
-#ifdef DCPOMATIC_OSX   
-       wxBitmap GetLargeIcon () const
-       {
-               return wxBitmap ("tms", wxBITMAP_TYPE_PNG_RESOURCE);
-       }
-#endif 
+       setup_sensitivity ();
+}
 
-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, _("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_ip->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&TMSPage::tms_ip_changed, this));
-               _tms_path->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&TMSPage::tms_path_changed, this));
-               _tms_user->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&TMSPage::tms_user_changed, this));
-               _tms_password->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&TMSPage::tms_password_changed, this));
-       }
+void
+SoundPage::setup_sensitivity ()
+{
+       _sound_output->Enable (_sound->GetValue());
+}
 
-       void config_changed ()
-       {
-               Config* config = Config::instance ();
-               
-               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 ());
-       }
-       
-       void tms_ip_changed ()
-       {
-               Config::instance()->set_tms_ip (wx_to_std (_tms_ip->GetValue ()));
-       }
-       
-       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 ()));
-       }
-       
-       void tms_password_changed ()
-       {
-               Config::instance()->set_tms_password (wx_to_std (_tms_password->GetValue ()));
+/** @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> ();
        }
 
-       wxTextCtrl* _tms_ip;
-       wxTextCtrl* _tms_path;
-       wxTextCtrl* _tms_user;
-       wxTextCtrl* _tms_password;
-};
+       return wx_to_std (_sound_output->GetString (sel));
+}
+
 
-class KDMEmailPage : public StandardPage
+LocationsPage::LocationsPage (wxSize panel_size, int border)
+       : Page (panel_size, border)
 {
-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 
+}
 
-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);
-               _mail_server = new wxTextCtrl (_panel, wxID_ANY);
-               table->Add (_mail_server, 1, wxEXPAND | wxALL);
-               
-               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);
-               
-               wxStaticText* plain = add_label_to_sizer (table, _panel, _("(password will be stored on disk in plaintext)"), false);
-               wxFont font = plain->GetFont();
-               font.SetStyle (wxFONTSTYLE_ITALIC);
-               font.SetPointSize (font.GetPointSize() - 1);
-               plain->SetFont (font);
-               table->AddSpacer (0);
-
-               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);
-
-               add_label_to_sizer (table, _panel, _("CC address"), true);
-               _kdm_cc = new wxTextCtrl (_panel, wxID_ANY);
-               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 (480, 128), wxTE_MULTILINE);
-               _panel->GetSizer()->Add (_kdm_email, 1, wxEXPAND | wxALL, _border);
-
-               _reset_kdm_email = new wxButton (_panel, wxID_ANY, _("Reset to default text"));
-               _panel->GetSizer()->Add (_reset_kdm_email, 0, wxEXPAND | wxALL, _border);
-
-               _mail_server->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::mail_server_changed, this));
-               _mail_user->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::mail_user_changed, this));
-               _mail_password->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::mail_password_changed, this));
-               _kdm_subject->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::kdm_subject_changed, this));
-               _kdm_from->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::kdm_from_changed, this));
-               _kdm_cc->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::kdm_cc_changed, this));
-               _kdm_bcc->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::kdm_bcc_changed, this));
-               _kdm_email->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::kdm_email_changed, this));
-               _reset_kdm_email->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&KDMEmailPage::reset_kdm_email, this));
-       }
+wxString
+LocationsPage::GetName () const
+{
+       return _("Locations");
+}
 
-       void config_changed ()
-       {
-               Config* config = Config::instance ();
-               
-               checked_set (_mail_server, config->mail_server ());
-               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_cc, config->kdm_cc ());
-               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 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 ()));
-       }
+#ifdef DCPOMATIC_OSX
+wxBitmap
+LocationsPage::GetLargeIcon () const
+{
+       return wxBitmap(bitmap_path("locations"), wxBITMAP_TYPE_PNG);
+}
+#endif
 
-       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 ()));
-       }
+void
+LocationsPage::setup ()
+{
+       int r = 0;
 
-       void kdm_cc_changed ()
-       {
-               Config::instance()->set_kdm_cc (wx_to_std (_kdm_cc->GetValue ()));
-       }
+       auto table = new wxGridBagSizer (DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
+       _panel->GetSizer()->Add (table, 1, wxALL | wxEXPAND, _border);
 
-       void kdm_bcc_changed ()
-       {
-               Config::instance()->set_kdm_bcc (wx_to_std (_kdm_bcc->GetValue ()));
-       }
-       
-       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;
-               }
-               Config::instance()->set_kdm_email (wx_to_std (_kdm_email->GetValue ()));
-       }
+       add_label_to_sizer (table, _panel, _("Content directory"), true, wxGBPosition (r, 0));
+       _content_directory = new wxDirPickerCtrl (_panel, wxID_ANY, wxEmptyString, wxDirSelectorPromptStr, wxDefaultPosition, wxSize (300, -1));
+       table->Add (_content_directory, wxGBPosition (r, 1));
+       ++r;
 
-       void reset_kdm_email ()
-       {
-               Config::instance()->reset_kdm_email ();
-               checked_set (_kdm_email, Config::instance()->kdm_email ());
-       }
+       add_label_to_sizer (table, _panel, _("Playlist directory"), true, wxGBPosition (r, 0));
+       _playlist_directory = new wxDirPickerCtrl (_panel, wxID_ANY, wxEmptyString, wxDirSelectorPromptStr, wxDefaultPosition, wxSize (300, -1));
+       table->Add (_playlist_directory, wxGBPosition (r, 1));
+       ++r;
 
-       wxTextCtrl* _mail_server;
-       wxTextCtrl* _mail_user;
-       wxTextCtrl* _mail_password;
-       wxTextCtrl* _kdm_subject;
-       wxTextCtrl* _kdm_from;
-       wxTextCtrl* _kdm_cc;
-       wxTextCtrl* _kdm_bcc;
-       wxTextCtrl* _kdm_email;
-       wxButton* _reset_kdm_email;
-};
-
-/** @class AdvancedPage
- *  @brief Advanced page of the preferences dialog.
- */
-class AdvancedPage : public StockPage
-{
-public:
-       AdvancedPage (wxSize panel_size, int border)
-               : StockPage (Kind_Advanced, panel_size, border)
-               , _maximum_j2k_bandwidth (0)
-               , _allow_any_dcp_frame_rate (0)
-               , _log_general (0)
-               , _log_warning (0)
-               , _log_error (0)
-               , _log_timing (0)
-       {}
-
-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, _("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);
-               }
+       add_label_to_sizer (table, _panel, _("KDM directory"), true, wxGBPosition (r, 0));
+       _kdm_directory = new wxDirPickerCtrl (_panel, wxID_ANY, wxEmptyString, wxDirSelectorPromptStr, wxDefaultPosition, wxSize (300, -1));
+       table->Add (_kdm_directory, wxGBPosition (r, 1));
+       ++r;
 
-               _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);
-
-#ifdef __WXOSX__
-               wxStaticText* m = new wxStaticText (_panel, wxID_ANY, _("Log:"));
-               table->Add (m, 0, wxALIGN_TOP | wxLEFT | wxRIGHT | wxEXPAND | wxALL | wxALIGN_RIGHT, 6);
-#else          
-               wxStaticText* m = new wxStaticText (_panel, wxID_ANY, _("Log"));
-               table->Add (m, 0, wxALIGN_TOP | wxLEFT | wxRIGHT | wxEXPAND | wxALL, 6);
-#endif         
-               
-               {
-                       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);
-                       _log_timing = new wxCheckBox (_panel, wxID_ANY, S_("Config|Timing"));
-                       t->Add (_log_timing, 1, wxEXPAND | wxALL);
-                       table->Add (t, 0, wxALL, 6);
-               }
+       _content_directory->Bind (wxEVT_DIRPICKER_CHANGED, bind(&LocationsPage::content_directory_changed, this));
+       _playlist_directory->Bind (wxEVT_DIRPICKER_CHANGED, bind(&LocationsPage::playlist_directory_changed, this));
+       _kdm_directory->Bind (wxEVT_DIRPICKER_CHANGED, bind(&LocationsPage::kdm_directory_changed, this));
+}
 
-#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_COMMAND_SPINCTRL_UPDATED, boost::bind (&AdvancedPage::maximum_j2k_bandwidth_changed, this));
-               _allow_any_dcp_frame_rate->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::allow_any_dcp_frame_rate_changed, this));
-               _log_general->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
-               _log_warning->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
-               _log_error->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
-               _log_timing->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
-#ifdef DCPOMATIC_WINDOWS
-               _win32_console->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::win32_console_changed, this));
-#endif         
-       }
+void
+LocationsPage::config_changed ()
+{
+       auto config = Config::instance ();
 
-       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 (_log_general, config->log_types() & Log::TYPE_GENERAL);
-               checked_set (_log_warning, config->log_types() & Log::TYPE_WARNING);
-               checked_set (_log_error, config->log_types() & Log::TYPE_ERROR);
-               checked_set (_log_timing, config->log_types() & Log::TYPE_TIMING);
-#ifdef DCPOMATIC_WINDOWS
-               checked_set (_win32_console, config->win32_console());
-#endif
+       if (config->player_content_directory()) {
+               checked_set (_content_directory, *config->player_content_directory());
        }
-
-       void maximum_j2k_bandwidth_changed ()
-       {
-               Config::instance()->set_maximum_j2k_bandwidth (_maximum_j2k_bandwidth->GetValue() * 1000000);
+       if (config->player_playlist_directory()) {
+               checked_set (_playlist_directory, *config->player_playlist_directory());
        }
-
-       void allow_any_dcp_frame_rate_changed ()
-       {
-               Config::instance()->set_allow_any_dcp_frame_rate (_allow_any_dcp_frame_rate->GetValue ());
+       if (config->player_kdm_directory()) {
+               checked_set (_kdm_directory, *config->player_kdm_directory());
        }
+}
 
-       void log_changed ()
-       {
-               int types = 0;
-               if (_log_general->GetValue ()) {
-                       types |= Log::TYPE_GENERAL;
-               }
-               if (_log_warning->GetValue ()) {
-                       types |= Log::TYPE_WARNING;
-               }
-               if (_log_error->GetValue ())  {
-                       types |= Log::TYPE_ERROR;
-               }
-               if (_log_timing->GetValue ()) {
-                       types |= Log::TYPE_TIMING;
-               }
-               Config::instance()->set_log_types (types);
-       }
+void
+LocationsPage::content_directory_changed ()
+{
+       Config::instance()->set_player_content_directory(wx_to_std(_content_directory->GetPath()));
+}
 
-#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* _log_general;
-       wxCheckBox* _log_warning;
-       wxCheckBox* _log_error;
-       wxCheckBox* _log_timing;
-#ifdef DCPOMATIC_WINDOWS       
-       wxCheckBox* _win32_console;
-#endif 
-};
-       
-wxPreferencesEditor*
-create_config_dialog ()
+void
+LocationsPage::playlist_directory_changed ()
 {
-       wxPreferencesEditor* e = new wxPreferencesEditor ();
+       Config::instance()->set_player_playlist_directory(wx_to_std(_playlist_directory->GetPath()));
+}
 
-#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 AdvancedPage (ps, border));
-       return e;
+void
+LocationsPage::kdm_directory_changed ()
+{
+       Config::instance()->set_player_kdm_directory(wx_to_std(_kdm_directory->GetPath()));
 }