Supporters update.
[dcpomatic.git] / src / wx / config_dialog.cc
index ada0823597957e2a9e4a969045c664bdffd710e8..b4adc855e4af103398fd11a8c5a27cbc33c6a8c6 100644 (file)
 /*
-    Copyright (C) 2012-2014 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/colour_matrix.h>
-#include <dcp/exceptions.h>
-#include <dcp/signer.h>
-#include "lib/config.h"
-#include "lib/ratio.h"
-#include "lib/scaler.h"
-#include "lib/filter.h"
-#include "lib/dcp_content_type.h"
-#include "lib/colour_conversion.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 "preset_colour_conversion_dialog.h"
-#include "server_dialog.h"
-#include "make_signer_chain_dialog.h"
 
-using std::vector;
+#include "audio_mapping_view.h"
+#include "check_box.h"
+#include "config_dialog.h"
+#include "dcpomatic_button.h"
+#include "nag_dialog.h"
+#include "static_text.h"
+#include "lib/constants.h"
+#include <dcp/file.h>
+#include <dcp/filesystem.h>
+#include <dcp/raw_convert.h>
+
+
+using std::function;
+using std::make_pair;
+using std::make_shared;
+using std::map;
+using std::pair;
+using std::shared_ptr;
 using std::string;
-using std::list;
-using std::cout;
+using std::vector;
 using boost::bind;
-using boost::shared_ptr;
-using boost::lexical_cast;
+using boost::optional;
+#if BOOST_VERSION >= 106100
+using namespace boost::placeholders;
+#endif
 
-class Page
+
+static
+bool
+do_nothing ()
 {
-public:
-       Page (wxSize panel_size, int border)
-               : _panel_size (panel_size)
-               , _border (border)
-       {}
-
-protected:
-       wxPanel* make_panel (wxWindow* parent)
-       {
-               wxPanel* panel = new wxPanel (parent, wxID_ANY, wxDefaultPosition, _panel_size);
-               wxBoxSizer* s = new wxBoxSizer (wxVERTICAL);
-               panel->SetSizer (s);
-               return panel;
-       }
-       
-       wxSize _panel_size;
-       int _border;
-};
+       return false;
+}
 
-class GeneralPage : public wxStockPreferencesPage, public Page
+Page::Page (wxSize panel_size, int border)
+       : _border (border)
+       , _panel (0)
+       , _panel_size (panel_size)
+       , _window_exists (false)
 {
-public:
-       GeneralPage (wxSize panel_size, int border)
-               : wxStockPreferencesPage (Kind_General)
-               , Page (panel_size, border)
-       {}
+       _config_connection = Config::instance()->Changed.connect (bind (&Page::config_changed_wrapper, this));
+}
 
-       wxWindow* CreateWindow (wxWindow* parent)
-       {
-               wxPanel* panel = make_panel (parent);
-
-               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);
-               
-               Config* config = Config::instance ();
-               
-               _set_language->SetValue (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);
-               }
-               
-               setup_language_sensitivity ();
-               
-               _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->SetValue (config->num_local_encoding_threads ());
-               _num_local_encoding_threads->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&GeneralPage::num_local_encoding_threads_changed, this));
-
-               _check_for_updates->SetValue (config->check_for_updates ());
-               _check_for_updates->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&GeneralPage::check_for_updates_changed, this));
-               _check_for_test_updates->SetValue (config->check_for_test_updates ());
-               _check_for_test_updates->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&GeneralPage::check_for_test_updates_changed, this));
-               
-               return panel;
-       }
 
-private:       
-       void setup_language_sensitivity ()
-       {
-               _language->Enable (_set_language->GetValue ());
+wxWindow*
+Page::CreateWindow (wxWindow* parent)
+{
+       return create_window (parent);
+}
+
+
+wxWindow*
+Page::create_window (wxWindow* parent)
+{
+       _panel = new wxPanel (parent, wxID_ANY, wxDefaultPosition, _panel_size);
+       auto s = new wxBoxSizer (wxVERTICAL);
+       _panel->SetSizer (s);
+
+       setup ();
+       _window_exists = true;
+       config_changed ();
+
+       _panel->Bind (wxEVT_DESTROY, bind (&Page::window_destroyed, this));
+
+       return _panel;
+}
+
+void
+Page::config_changed_wrapper ()
+{
+       if (_window_exists) {
+               config_changed ();
        }
+}
 
-       void set_language_changed ()
-       {
-               setup_language_sensitivity ();
-               if (_set_language->GetValue ()) {
-                       language_changed ();
-               } else {
-                       Config::instance()->unset_language ();
-               }
+void
+Page::window_destroyed ()
+{
+       _window_exists = false;
+}
+
+
+GeneralPage::GeneralPage (wxSize panel_size, int border)
+       : Page (panel_size, border)
+{
+
+}
+
+
+wxString
+GeneralPage::GetName () const
+{
+       return _("General");
+}
+
+
+void
+GeneralPage::add_language_controls (wxGridBagSizer* table, int& r)
+{
+       _set_language = new CheckBox (_panel, _("Set language"));
+       table->Add (_set_language, wxGBPosition (r, 0), wxDefaultSpan, wxALIGN_CENTER_VERTICAL);
+       _language = new wxChoice (_panel, wxID_ANY);
+       vector<pair<string, string>> languages;
+       languages.push_back (make_pair("Čeština", "cs_CZ"));
+       languages.push_back (make_pair("汉语/漢語", "zh_CN"));
+       languages.push_back (make_pair("Dansk", "da_DK"));
+       languages.push_back (make_pair("Deutsch", "de_DE"));
+       languages.push_back (make_pair("English", "en_GB"));
+       languages.push_back (make_pair("Español", "es_ES"));
+       languages.push_back (make_pair("فارسی", "fa_IR"));
+       languages.push_back (make_pair("Français", "fr_FR"));
+       languages.push_back (make_pair("Italiano", "it_IT"));
+       languages.push_back (make_pair("ქართული", "ka_KA"));
+       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("Slovenščina", "sl_SI"));
+       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"));
+       languages.push_back (make_pair("Magyar nyelv", "hu_HU"));
+       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(&GeneralPage::set_language_changed, this);
+       _language->Bind     (wxEVT_CHOICE,   bind (&GeneralPage::language_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;
+
+       _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;
+
+       _check_for_updates->bind(&GeneralPage::check_for_updates_changed, this);
+       _check_for_test_updates->bind(&GeneralPage::check_for_test_updates_changed, this);
+}
+
+void
+GeneralPage::config_changed ()
+{
+       auto config = Config::instance ();
+
+       checked_set (_set_language, static_cast<bool>(config->language()));
+
+       /* Backwards compatibility of config file */
+
+       map<string, string> compat_map;
+       compat_map["fr"] = "fr_FR";
+       compat_map["it"] = "it_IT";
+       compat_map["es"] = "es_ES";
+       compat_map["sv"] = "sv_SE";
+       compat_map["de"] = "de_DE";
+       compat_map["nl"] = "nl_NL";
+       compat_map["ru"] = "ru_RU";
+       compat_map["pl"] = "pl_PL";
+       compat_map["da"] = "da_DK";
+       compat_map["pt"] = "pt_PT";
+       compat_map["sk"] = "sk_SK";
+       compat_map["cs"] = "cs_CZ";
+       compat_map["uk"] = "uk_UA";
+
+       auto lang = config->language().get_value_or("en_GB");
+       if (compat_map.find(lang) != compat_map.end ()) {
+               lang = compat_map[lang];
        }
 
-       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;
-               }
+       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 check_for_updates_changed ()
-       {
-               Config::instance()->set_check_for_updates (_check_for_updates->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 check_for_test_updates_changed ()
+}
+
+void
+GeneralPage::check_for_updates_changed ()
+{
+       Config::instance()->set_check_for_updates (_check_for_updates->GetValue ());
+}
+
+void
+GeneralPage::check_for_test_updates_changed ()
+{
+       Config::instance()->set_check_for_test_updates (_check_for_test_updates->GetValue ());
+}
+
+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)
+{
+       _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);
+
        {
-               Config::instance()->set_check_for_test_updates (_check_for_test_updates->GetValue ());
+               wxListItem ip;
+               ip.SetId (0);
+               ip.SetText (_("Type"));
+               ip.SetWidth (100);
+               _certificates->InsertColumn (0, ip);
        }
 
-       void num_local_encoding_threads_changed ()
        {
-               Config::instance()->set_num_local_encoding_threads (_num_local_encoding_threads->GetValue ());
+               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);
        }
 
-       wxCheckBox* _set_language;
-       wxChoice* _language;
-       wxSpinCtrl* _num_local_encoding_threads;
-       wxCheckBox* _check_for_updates;
-       wxCheckBox* _check_for_test_updates;
-};
+       certificates_sizer->Add (_certificates, 1, wxEXPAND);
 
-class DefaultsPage : public wxPreferencesPage, public Page
-{
-public:
-       DefaultsPage (wxSize panel_size, int border)
-               : Page (panel_size, border)
-       {}
-       
-       wxString GetName () const
        {
-               return _("Defaults");
+               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);
        }
 
-#ifdef DCPOMATIC_OSX   
-       wxBitmap GetLargeIcon () const
-       {
-               return wxBitmap ("defaults", wxBITMAP_TYPE_PNG_RESOURCE);
+       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());
        }
-#endif 
 
-       wxWindow* CreateWindow (wxWindow* parent)
-       {
-               wxPanel* panel = make_panel (parent);
-
-               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 scale to"), true);
-               _scale = new wxChoice (panel, wxID_ANY);
-               table->Add (_scale);
-               
-               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);
-               }
+       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 ();
+}
 
-               add_label_to_sizer (table, panel, _("Default issuer"), true);
-               _issuer = new wxTextCtrl (panel, wxID_ANY);
-               table->Add (_issuer, 1, wxEXPAND);
-
-               Config* config = Config::instance ();
-               
-               _still_length->SetRange (1, 3600);
-               _still_length->SetValue (config->default_still_length ());
-               _still_length->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&DefaultsPage::still_length_changed, this));
-               
-               _directory->SetPath (std_to_wx (config->default_directory_or (wx_to_std (wxStandardPaths::Get().GetDocumentsDir())).string ()));
-               _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, parent));
-               
-               vector<VideoContentScale> scales = VideoContentScale::all ();
-               for (size_t i = 0; i < scales.size(); ++i) {
-                       _scale->Append (std_to_wx (scales[i].name ()));
-                       if (scales[i] == config->default_scale ()) {
-                               _scale->SetSelection (i);
+void
+CertificateChainEditor::add_certificate ()
+{
+       auto d = make_wx<wxFileDialog>(this, _("Select Certificate File"));
+
+       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());
+                               return;
                        }
-               }
 
-               vector<Ratio const *> ratios = Ratio::all ();
-               for (size_t i = 0; i < ratios.size(); ++i) {
-                       _container->Append (std_to_wx (ratios[i]->nickname ()));
-                       if (ratios[i] == config->default_container ()) {
-                               _container->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.")
+                                       );
                        }
-               }
-               
-               _scale->Bind (wxEVT_COMMAND_CHOICE_SELECTED, boost::bind (&DefaultsPage::scale_changed, this));
-               _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 ()));
-                       if (ct[i] == config->default_dcp_content_type ()) {
-                               _dcp_content_type->SetSelection (i);
+                       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()));
                }
-               
-               _dcp_content_type->Bind (wxEVT_COMMAND_CHOICE_SELECTED, boost::bind (&DefaultsPage::dcp_content_type_changed, this));
-               
-               _j2k_bandwidth->SetRange (50, 250);
-               _j2k_bandwidth->SetValue (config->default_j2k_bandwidth() / 1000000);
-               _j2k_bandwidth->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&DefaultsPage::j2k_bandwidth_changed, this));
-               
-               _audio_delay->SetRange (-1000, 1000);
-               _audio_delay->SetValue (config->default_audio_delay ());
-               _audio_delay->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&DefaultsPage::audio_delay_changed, this));
-
-               _issuer->SetValue (std_to_wx (config->dcp_issuer ()));
-               _issuer->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&DefaultsPage::issuer_changed, this));
-
-               return panel;
        }
 
-private:
-       void j2k_bandwidth_changed ()
-       {
-               Config::instance()->set_default_j2k_bandwidth (_j2k_bandwidth->GetValue() * 1000000);
+       update_sensitivity ();
+}
+
+void
+CertificateChainEditor::remove_certificate ()
+{
+       if (_nag_alter()) {
+               /* Cancel was clicked */
+               return;
        }
-       
-       void audio_delay_changed ()
-       {
-               Config::instance()->set_default_audio_delay (_audio_delay->GetValue());
+
+       int i = _certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
+       if (i == -1) {
+               return;
        }
 
-       void directory_changed ()
-       {
-               Config::instance()->set_default_directory (wx_to_std (_directory->GetPath ()));
+       _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 edit_isdcf_metadata_clicked (wxWindow* parent)
-       {
-               ISDCFMetadataDialog* d = new ISDCFMetadataDialog (parent, Config::instance()->default_isdcf_metadata ());
-               d->ShowModal ();
-               Config::instance()->set_default_isdcf_metadata (d->isdcf_metadata ());
-               d->Destroy ();
+       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 still_length_changed ()
-       {
-               Config::instance()->set_default_still_length (_still_length->GetValue ());
+       auto d = make_wx<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 scale_changed ()
-       {
-               vector<VideoContentScale> scale = VideoContentScale::all ();
-               Config::instance()->set_default_scale (scale[_scale->GetSelection()]);
+       if (d->ShowModal() != wxID_OK) {
+               return;
        }
-       
-       void container_changed ()
-       {
-               vector<Ratio const *> ratio = Ratio::all ();
-               Config::instance()->set_default_container (ratio[_container->GetSelection()]);
+
+       boost::filesystem::path path(wx_to_std(d->GetPath()));
+       if (path.extension() != ".pem") {
+               path += ".pem";
        }
-       
-       void dcp_content_type_changed ()
-       {
-               vector<DCPContentType const *> ct = DCPContentType::all ();
-               Config::instance()->set_default_dcp_content_type (ct[_dcp_content_type->GetSelection()]);
+       dcp::File f(path, "w");
+       if (!f) {
+               throw OpenFileError(path, errno, OpenFileError::WRITE);
        }
 
-       void issuer_changed ()
-       {
-               Config::instance()->set_dcp_issuer (wx_to_std (_issuer->GetValue ()));
-       }
-       
-       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* _scale;
-       wxChoice* _container;
-       wxChoice* _dcp_content_type;
-       wxTextCtrl* _issuer;
-};
+       string const s = j->certificate(true);
+       f.checked_write(s.c_str(), s.length());
+}
 
-class EncodingServersPage : public wxPreferencesPage, public Page
+void
+CertificateChainEditor::export_chain ()
 {
-public:
-       EncodingServersPage (wxSize panel_size, int border)
-               : Page (panel_size, border)
-       {}
-       
-       wxString GetName () const
-       {
-               return _("Servers");
-       }
+       auto d = make_wx<wxFileDialog>(
+               this, _("Select Chain File"), wxEmptyString, wxT("certificate_chain.pem"), wxT("PEM files (*.pem)|*.pem"),
+               wxFD_SAVE | wxFD_OVERWRITE_PROMPT
+               );
 
-#ifdef DCPOMATIC_OSX   
-       wxBitmap GetLargeIcon () const
-       {
-               return wxBitmap ("servers", wxBITMAP_TYPE_PNG_RESOURCE);
+       if (d->ShowModal() != wxID_OK) {
+               return;
        }
-#endif 
 
-       wxWindow* CreateWindow (wxWindow* parent)
-       {
-               wxPanel* panel = make_panel (parent);
-               
-               _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)
-                       );
-               
-               panel->GetSizer()->Add (_servers_list, 1, wxEXPAND | wxALL, _border);
-               
-               _use_any_servers->SetValue (Config::instance()->use_any_servers ());
-               _use_any_servers->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&EncodingServersPage::use_any_servers_changed, this));
-
-               return panel;
+       boost::filesystem::path path(wx_to_std(d->GetPath()));
+       if (path.extension() != ".pem") {
+               path += ".pem";
+       }
+       dcp::File f(path, "w");
+       if (!f) {
+               throw OpenFileError(path, errno, OpenFileError::WRITE);
        }
 
-private:       
+       auto const s = _get()->chain();
+       f.checked_write(s.c_str(), s.length());
+}
 
-       void use_any_servers_changed ()
-       {
-               Config::instance()->set_use_any_servers (_use_any_servers->GetValue ());
-       }
+void
+CertificateChainEditor::update_certificate_list ()
+{
+       _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"));
+               }
 
-       string server_column (string s)
-       {
-               return s;
+               ++n;
        }
 
-       wxCheckBox* _use_any_servers;
-       EditableList<string, ServerDialog>* _servers_list;
-};
+       static wxColour normal = _private_key_bad->GetForegroundColour ();
 
-class ColourConversionsPage : public wxPreferencesPage, public Page
-{
-public:
-       ColourConversionsPage (wxSize panel_size, int border)
-               : Page (panel_size, border)
-       {}
-       
-       wxString GetName () const
-       {
-               return _("Colour Conversions");
+       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));
        }
+}
 
-#ifdef DCPOMATIC_OSX   
-       wxBitmap GetLargeIcon () const
-       {
-               return wxBitmap ("colour_conversions", wxBITMAP_TYPE_PNG_RESOURCE);
-       }
-#endif 
-       wxWindow* CreateWindow (wxWindow* parent)
-       {
-               wxPanel* panel = make_panel (parent);
-
-               vector<string> columns;
-               columns.push_back (wx_to_std (_("Name")));
-               wxPanel* list = new EditableList<PresetColourConversion, PresetColourConversionDialog> (
-                       panel,
-                       columns,
-                       boost::bind (&Config::colour_conversions, Config::instance()),
-                       boost::bind (&Config::set_colour_conversions, Config::instance(), _1),
-                       boost::bind (&ColourConversionsPage::colour_conversion_column, this, _1),
-                       300
-                       );
-
-               panel->GetSizer()->Add (list, 1, wxEXPAND | wxALL, _border);
-               return panel;
+void
+CertificateChainEditor::remake_certificates ()
+{
+       if (_nag_alter()) {
+               /* Cancel was clicked */
+               return;
        }
 
-private:
-       string colour_conversion_column (PresetColourConversion c)
-       {
-               return c.name;
+       auto d = make_wx<MakeChainDialog>(this, _get());
+
+       if (d->ShowModal () == wxID_OK) {
+               _set (d->get());
+               update_certificate_list ();
+               update_private_key ();
        }
-};
+}
 
-class KeysPage : public wxPreferencesPage, public Page
+void
+CertificateChainEditor::update_sensitivity ()
 {
-public:
-       KeysPage (wxSize panel_size, int border)
-               : Page (panel_size, border)
-       {}
+       /* 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);
+}
 
-       wxString GetName () const
-       {
-               return _("Keys");
-       }
+void
+CertificateChainEditor::update_private_key ()
+{
+       checked_set (_private_key, dcp::private_key_fingerprint (_get()->key().get()));
+       _sizer->Layout ();
+}
 
-#ifdef DCPOMATIC_OSX
-       wxBitmap GetLargeIcon () const
-       {
-               return wxBitmap ("keys", wxBITMAP_TYPE_PNG_RESOURCE);
-       }
-#endif 
+void
+CertificateChainEditor::import_private_key ()
+{
+       auto d = make_wx<wxFileDialog>(this, _("Select Key File"));
+
+       if (d->ShowModal() == wxID_OK) {
+               try {
+                       boost::filesystem::path p (wx_to_std (d->GetPath ()));
+                       if (dcp::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;
+                       }
 
-       wxWindow* CreateWindow (wxWindow* parent)
-       {
-               _panel = new wxPanel (parent, wxID_ANY, wxDefaultPosition, _panel_size);
-               wxBoxSizer* overall_sizer = new wxBoxSizer (wxVERTICAL);
-               _panel->SetSizer (overall_sizer);
-
-               wxStaticText* m = new wxStaticText (_panel, wxID_ANY, _("Certificate chain for signing DCPs and KDMs:"));
-               overall_sizer->Add (m, 0, wxALL, _border);
-               
-               wxBoxSizer* certificates_sizer = new wxBoxSizer (wxHORIZONTAL);
-               overall_sizer->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 chain = make_shared<dcp::CertificateChain>(*_get().get());
+                       chain->set_key (dcp::file_to_string (p));
+                       _set (chain);
+                       update_private_key ();
+               } catch (std::exception& e) {
+                       error_dialog (this, _("Could not read certificate file."), std_to_wx(e.what()));
                }
+       }
 
-               {
-                       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);
-               }
+       update_sensitivity ();
+}
 
-               certificates_sizer->Add (_certificates, 1, wxEXPAND);
+void
+CertificateChainEditor::export_private_key ()
+{
+       auto key = _get()->key();
+       if (!key) {
+               return;
+       }
 
-               {
-                       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);
-               }
+       auto d = make_wx<wxFileDialog>(
+               this, _("Select Key File"), wxEmptyString, wxT("private_key.pem"), wxT("PEM files (*.pem)|*.pem"),
+               wxFD_SAVE | wxFD_OVERWRITE_PROMPT
+               );
 
-               wxFlexGridSizer* table = new wxFlexGridSizer (2, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
-               table->AddGrowableCol (1, 1);
-               overall_sizer->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);
+       if (d->ShowModal () == wxID_OK) {
+               boost::filesystem::path path (wx_to_std(d->GetPath()));
+               if (path.extension() != ".pem") {
+                       path += ".pem";
                }
-
-               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);
+               dcp::File f(path, "w");
+               if (!f) {
+                       throw OpenFileError (path, errno, OpenFileError::WRITE);
                }
 
-               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);
-               }
+               auto const s = _get()->key().get ();
+               f.checked_write(s.c_str(), s.length());
+       }
+}
 
-               _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));
-
-               _signer.reset (new dcp::Signer (*Config::instance()->signer().get ()));
+wxString
+KeysPage::GetName () const
+{
+       return _("Keys");
+}
 
-               update_certificate_list ();
-               update_signer_private_key ();
-               update_decryption_certificate ();
-               update_decryption_private_key ();
-               update_sensitivity ();
+void
+KeysPage::setup ()
+{
+       wxFont subheading_font (*wxNORMAL_FONT);
+       subheading_font.SetWeight (wxFONTWEIGHT_BOLD);
 
-               return _panel;
-       }
+       auto sizer = _panel->GetSizer();
 
-private:
-       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 ()));
-                       }
-               }
-               
-               d->Destroy ();
-
-               update_sensitivity ();
+               auto m = new StaticText (_panel, _("Decrypting KDMs"));
+               m->SetFont (subheading_font);
+               sizer->Add (m, 0, wxALL | wxEXPAND, _border);
        }
 
-       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);
+       auto kdm_buttons = new wxBoxSizer (wxVERTICAL);
 
-               update_sensitivity ();
-       }
+       auto export_decryption_certificate = new Button (_panel, _("Export KDM decryption leaf certificate..."));
+       kdm_buttons->Add (export_decryption_certificate, 0, wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
+       auto export_settings = new Button (_panel, _("Export all KDM decryption settings..."));
+       kdm_buttons->Add (export_settings, 0, wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
+       auto import_settings = new Button (_panel, _("Import all KDM decryption settings..."));
+       kdm_buttons->Add (import_settings, 0, wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
+       auto decryption_advanced = new Button (_panel, _("Advanced..."));
+       kdm_buttons->Add (decryption_advanced, 0);
 
-       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"));
-                       }
+       sizer->Add (kdm_buttons, 0, wxLEFT, _border);
 
-                       ++n;
-               }
-       }
+       export_decryption_certificate->Bind (wxEVT_BUTTON, bind (&KeysPage::export_decryption_certificate, this));
+       export_settings->Bind (wxEVT_BUTTON, bind (&KeysPage::export_decryption_chain_and_key, this));
+       import_settings->Bind (wxEVT_BUTTON, bind (&KeysPage::import_decryption_chain_and_key, this));
+       decryption_advanced->Bind (wxEVT_BUTTON, bind (&KeysPage::decryption_advanced, this));
 
-       void 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 ();
-               }
-               
-               d->Destroy ();
+               auto m = new StaticText (_panel, _("Signing DCPs and KDMs"));
+               m->SetFont (subheading_font);
+               sizer->Add (m, 0, wxALL | wxEXPAND, _border);
        }
 
-       void update_sensitivity ()
-       {
-               _remove_certificate->Enable (_certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED) != -1);
-       }
+       auto signing_buttons = new wxBoxSizer (wxVERTICAL);
 
-       void update_signer_private_key ()
-       {
-               _signer_private_key->SetLabel (std_to_wx (dcp::private_key_fingerprint (_signer->key ())));
-       }       
+       auto signing_advanced = new Button (_panel, _("Advanced..."));
+       signing_buttons->Add (signing_advanced, 0, wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
+       auto remake_signing = new Button (_panel, _("Re-make certificates and key..."));
+       signing_buttons->Add (remake_signing, 0, wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
 
-       void load_signer_private_key ()
-       {
-               wxFileDialog* d = new wxFileDialog (_panel, _("Select Key File"));
+       sizer->Add (signing_buttons, 0, wxLEFT, _border);
+
+       signing_advanced->Bind (wxEVT_BUTTON, bind (&KeysPage::signing_advanced, this));
+       remake_signing->Bind (wxEVT_BUTTON, bind(&KeysPage::remake_signing, this));
+}
 
-               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 ()));
-                       }
-               }
-               
-               d->Destroy ();
 
-               update_sensitivity ();
+void
+KeysPage::remake_signing ()
+{
+       auto d = new MakeChainDialog (_panel, Config::instance()->signer_chain());
 
+       if (d->ShowModal () == wxID_OK) {
+               Config::instance()->set_signer_chain(d->get());
        }
+}
 
-       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 ()));
-                       }
-               }
-               
-               d->Destroy ();
+
+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();
+}
+
+void
+KeysPage::export_decryption_chain_and_key ()
+{
+       auto d = make_wx<wxFileDialog>(
+               _panel, _("Select Export File"), wxEmptyString, wxEmptyString, wxT ("DOM files (*.dom)|*.dom"),
+               wxFD_SAVE | wxFD_OVERWRITE_PROMPT
+               );
+
+       if (d->ShowModal() != wxID_OK) {
+               return;
        }
 
-       void update_decryption_certificate ()
-       {
-               _decryption_certificate->SetLabel (std_to_wx (Config::instance()->decryption_certificate().thumbprint ()));
+       boost::filesystem::path path(wx_to_std(d->GetPath()));
+       dcp::File f(path, "w");
+       if (!f) {
+               throw OpenFileError(path, errno, OpenFileError::WRITE);
        }
 
-       void load_decryption_private_key ()
-       {
-               wxFileDialog* d = new wxFileDialog (_panel, _("Select Key File"));
+       auto const chain = Config::instance()->decryption_chain()->chain();
+       f.checked_write(chain.c_str(), chain.length());
+       auto const key = Config::instance()->decryption_chain()->key();
+       DCPOMATIC_ASSERT(key);
+       f.checked_write(key->c_str(), key->length());
+}
 
-               if (d->ShowModal() == wxID_OK) {
-                       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 ()));
-                       }
-               }
-               
-               d->Destroy ();
+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 update_decryption_private_key ()
-       {
-               _decryption_private_key->SetLabel (std_to_wx (dcp::private_key_fingerprint (Config::instance()->decryption_private_key())));
+       auto d = make_wx<wxFileDialog>(
+               _panel, _("Select File To Import"), wxEmptyString, wxEmptyString, wxT ("DOM files (*.dom)|*.dom")
+               );
+
+       if (d->ShowModal() != wxID_OK) {
+               return;
        }
 
-       void export_decryption_certificate ()
-       {
-               wxFileDialog* d = new wxFileDialog (
-                       _panel, _("Select Certificate File"), wxEmptyString, wxEmptyString, wxT ("PEM files (*.pem)|*.pem"),
-                       wxFD_SAVE | wxFD_OVERWRITE_PROMPT
-                       );
-               
-               if (d->ShowModal () == wxID_OK) {
-                       FILE* f = fopen_boost (wx_to_std (d->GetPath ()), "w");
-                       if (!f) {
-                               throw OpenFileError (wx_to_std (d->GetPath ()));
-                       }
+       auto new_chain = make_shared<dcp::CertificateChain>();
 
-                       string const s = Config::instance()->decryption_certificate().certificate (true);
-                       fwrite (s.c_str(), 1, s.length(), f);
-                       fclose (f);
+       dcp::File f(wx_to_std(d->GetPath()), "r");
+       if (!f) {
+               throw OpenFileError(f.path(), errno, OpenFileError::WRITE);
+       }
+
+       string current;
+       while (!f.eof()) {
+               char buffer[128];
+               if (f.gets(buffer, 128) == 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 ();
        }
 
-       wxPanel* _panel;
-       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 wxPreferencesPage, public Page
+       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"));
+       }
+}
+
+bool
+KeysPage::nag_alter_decryption_chain ()
 {
-public:
-       TMSPage (wxSize panel_size, int border)
-               : Page (panel_size, border)
-       {}
+       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
+               );
+}
 
-       wxString GetName () const
-       {
-               return _("TMS");
+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()));
        }
-
-#ifdef DCPOMATIC_OSX   
-       wxBitmap GetLargeIcon () const
-       {
-               return wxBitmap ("tms", wxBITMAP_TYPE_PNG_RESOURCE);
+       if (!config->dcp_issuer().empty()) {
+               default_name += "_" + std_to_wx(careful_string_filter(config->dcp_issuer()));
        }
-#endif 
+       default_name += wxT("_kdm_decryption_cert.pem");
 
-       wxWindow* CreateWindow (wxWindow* parent)
-       {
-               wxPanel* panel = make_panel (parent);
-
-               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);
-               
-               Config* config = Config::instance ();
-               
-               _tms_ip->SetValue (std_to_wx (config->tms_ip ()));
-               _tms_ip->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&TMSPage::tms_ip_changed, this));
-               _tms_path->SetValue (std_to_wx (config->tms_path ()));
-               _tms_path->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&TMSPage::tms_path_changed, this));
-               _tms_user->SetValue (std_to_wx (config->tms_user ()));
-               _tms_user->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&TMSPage::tms_user_changed, this));
-               _tms_password->SetValue (std_to_wx (config->tms_password ()));
-               _tms_password->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&TMSPage::tms_password_changed, this));
-
-               return panel;
+       auto d = make_wx<wxFileDialog>(
+               _panel, _("Select Certificate File"), wxEmptyString, default_name, wxT("PEM files (*.pem)|*.pem"),
+               wxFD_SAVE | wxFD_OVERWRITE_PROMPT
+               );
+
+       if (d->ShowModal() != wxID_OK) {
+               return;
        }
 
-private:
-       void tms_ip_changed ()
-       {
-               Config::instance()->set_tms_ip (wx_to_std (_tms_ip->GetValue ()));
+       boost::filesystem::path path(wx_to_std(d->GetPath()));
+       if (path.extension() != ".pem") {
+               path += ".pem";
        }
-       
-       void tms_path_changed ()
-       {
-               Config::instance()->set_tms_path (wx_to_std (_tms_path->GetValue ()));
+       dcp::File f(path, "w");
+       if (!f) {
+               throw OpenFileError(path, errno, OpenFileError::WRITE);
        }
-       
-       void tms_user_changed ()
-       {
-               Config::instance()->set_tms_user (wx_to_std (_tms_user->GetValue ()));
+
+       auto const s = Config::instance()->decryption_chain()->leaf().certificate (true);
+       f.checked_write(s.c_str(), s.length());
+}
+
+wxString
+SoundPage::GetName () const
+{
+       return _("Sound");
+}
+
+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"));
+       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);
+#if (RTAUDIO_VERSION_MAJOR >= 6)
+       for (auto device_id: audio.getDeviceIds()) {
+               auto dev = audio.getDeviceInfo(device_id);
+               if (dev.outputChannels > 0) {
+                       _sound_output->Append(std_to_wx(dev.name));
+               }
        }
-       
-       void tms_password_changed ()
-       {
-               Config::instance()->set_tms_password (wx_to_std (_tms_password->GetValue ()));
+#else
+       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 */
+               }
        }
+#endif
 
-       wxTextCtrl* _tms_ip;
-       wxTextCtrl* _tms_path;
-       wxTextCtrl* _tms_user;
-       wxTextCtrl* _tms_password;
-};
+       _sound->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));
+}
 
-class KDMEmailPage : public wxPreferencesPage, public Page
+void
+SoundPage::reset_to_default ()
 {
-public:
+       Config::instance()->set_audio_mapping_to_default ();
+}
 
-       KDMEmailPage (wxSize panel_size, int border)
-               : Page (panel_size, border)
-       {}
-       
-       wxString GetName () const
-       {
-               return _("KDM Email");
-       }
+void
+SoundPage::map_changed (AudioMapping m)
+{
+       Config::instance()->set_audio_mapping (m);
+}
 
-#ifdef DCPOMATIC_OSX   
-       wxBitmap GetLargeIcon () const
-       {
-               return wxBitmap ("kdm_email", wxBITMAP_TYPE_PNG_RESOURCE);
-       }
-#endif 
+void
+SoundPage::sound_changed ()
+{
+       Config::instance()->set_sound (_sound->GetValue ());
+}
 
-       wxWindow* CreateWindow (wxWindow* parent)
-       {
-#ifdef DCPOMATIC_OSX           
-               /* We have to force both width and height of this one */
-               wxPanel* panel = new wxPanel (parent, wxID_ANY, wxDefaultPosition, wxSize (480, 128));
+void
+SoundPage::sound_output_changed ()
+{
+       RtAudio audio (DCPOMATIC_RTAUDIO_API);
+       auto const so = get_sound_output();
+       string default_device;
+#if (RTAUDIO_VERSION_MAJOR >= 6)
+       default_device = audio.getDeviceInfo(audio.getDefaultOutputDevice()).name;
 #else
-               wxPanel* panel = new wxPanel (parent);
+       try {
+               default_device = audio.getDeviceInfo(audio.getDefaultOutputDevice()).name;
+       } catch (RtAudioError&) {
+               /* Never mind */
+       }
 #endif
-               wxBoxSizer* s = new wxBoxSizer (wxVERTICAL);
-               panel->SetSizer (s);
-
-               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);
-
-               Config* config = Config::instance ();
-               _mail_server->SetValue (std_to_wx (config->mail_server ()));
-               _mail_server->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::mail_server_changed, this));
-               _mail_user->SetValue (std_to_wx (config->mail_user ()));
-               _mail_user->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::mail_user_changed, this));
-               _mail_password->SetValue (std_to_wx (config->mail_password ()));
-               _mail_password->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::mail_password_changed, this));
-               _kdm_subject->SetValue (std_to_wx (config->kdm_subject ()));
-               _kdm_subject->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::kdm_subject_changed, this));
-               _kdm_from->SetValue (std_to_wx (config->kdm_from ()));
-               _kdm_from->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::kdm_from_changed, this));
-               _kdm_cc->SetValue (std_to_wx (config->kdm_cc ()));
-               _kdm_cc->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::kdm_cc_changed, this));
-               _kdm_bcc->SetValue (std_to_wx (config->kdm_bcc ()));
-               _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));
-               _kdm_email->SetValue (std_to_wx (Config::instance()->kdm_email ()));
-               _reset_kdm_email->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&KDMEmailPage::reset_kdm_email, this));
-
-               return panel;
+       if (!so || *so == default_device) {
+               Config::instance()->unset_sound_output ();
+       } else {
+               Config::instance()->set_sound_output (*so);
        }
+}
 
-private:
-       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 ()));
-       }
+void
+SoundPage::config_changed ()
+{
+       auto config = Config::instance ();
 
-       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 ()));
-       }
+       checked_set (_sound, config->sound ());
 
-       void kdm_cc_changed ()
-       {
-               Config::instance()->set_kdm_cc (wx_to_std (_kdm_cc->GetValue ()));
-       }
+       auto const current_so = get_sound_output ();
+       optional<string> configured_so;
 
-       void kdm_bcc_changed ()
-       {
-               Config::instance()->set_kdm_bcc (wx_to_std (_kdm_bcc->GetValue ()));
-       }
-       
-       void kdm_email_changed ()
-       {
-               Config::instance()->set_kdm_email (wx_to_std (_kdm_email->GetValue ()));
+       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);
+#if (RTAUDIO_VERSION_MAJOR >= 6)
+               configured_so = audio.getDeviceInfo(audio.getDefaultOutputDevice()).name;
+#else
+               try {
+                       configured_so = audio.getDeviceInfo(audio.getDefaultOutputDevice()).name;
+               } catch (RtAudioError&) {
+                       /* Probably no audio devices at all */
+               }
+#endif
        }
 
-       void reset_kdm_email ()
-       {
-               Config::instance()->reset_kdm_email ();
-               _kdm_email->SetValue (wx_to_std (Config::instance()->kdm_email ()));
+       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;
+               }
        }
 
-       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 wxStockPreferencesPage, public Page
-{
-public:
-
-       AdvancedPage (wxSize panel_size, int border)
-               : wxStockPreferencesPage (Kind_Advanced)
-               , Page (panel_size, border)
-       {}
-       
-       wxWindow* CreateWindow (wxWindow* parent)
-       {
-               wxPanel* panel = make_panel (parent);
-
-               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);
+       RtAudio audio (DCPOMATIC_RTAUDIO_API);
+
+       map<int, wxString> apis;
+       apis[RtAudio::MACOSX_CORE]    = _("CoreAudio");
+       apis[RtAudio::WINDOWS_ASIO]   = _("ASIO");
+       apis[RtAudio::WINDOWS_DS]     = _("Direct Sound");
+       apis[RtAudio::WINDOWS_WASAPI] = _("WASAPI");
+       apis[RtAudio::UNIX_JACK]      = _("JACK");
+       apis[RtAudio::LINUX_ALSA]     = _("ALSA");
+       apis[RtAudio::LINUX_PULSE]    = _("PulseAudio");
+       apis[RtAudio::LINUX_OSS]      = _("OSS");
+       apis[RtAudio::RTAUDIO_DUMMY]  = _("Dummy");
+
+       int channels = 0;
+       if (configured_so) {
+#if (RTAUDIO_VERSION_MAJOR >= 6)
+               for (auto device_id: audio.getDeviceIds()) {
+                       auto info = audio.getDeviceInfo(device_id);
+                       if (info.name == *configured_so && info.outputChannels > 0) {
+                               channels = info.outputChannels;
+                       }
                }
-
-               _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);
+#else
+               for (unsigned int i = 0; i < audio.getDeviceCount(); ++i) {
+                       try {
+                               auto info = audio.getDeviceInfo(i);
+                               if (info.name == *configured_so && info.outputChannels > 0) {
+                                       channels = info.outputChannels;
+                               }
+                       } catch (RtAudioError&) {
+                               /* Never mind */
+                       }
                }
-
-               Config* config = Config::instance ();
-               
-               _maximum_j2k_bandwidth->SetRange (1, 500);
-               _maximum_j2k_bandwidth->SetValue (config->maximum_j2k_bandwidth() / 1000000);
-               _maximum_j2k_bandwidth->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&AdvancedPage::maximum_j2k_bandwidth_changed, this));
-               _allow_any_dcp_frame_rate->SetValue (config->allow_any_dcp_frame_rate ());
-               _allow_any_dcp_frame_rate->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::allow_any_dcp_frame_rate_changed, this));
-               _log_general->SetValue (config->log_types() & Log::TYPE_GENERAL);
-               _log_general->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
-               _log_warning->SetValue (config->log_types() & Log::TYPE_WARNING);
-               _log_warning->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
-               _log_error->SetValue (config->log_types() & Log::TYPE_ERROR);
-               _log_error->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
-               _log_timing->SetValue (config->log_types() & Log::TYPE_TIMING);
-               _log_timing->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
-               
-               return panel;
+#endif
        }
 
-private:
+       _sound_output_details->SetLabel (
+               wxString::Format(_("%d channels on %s"), channels, apis[audio.getCurrentApi()])
+               );
 
-       void maximum_j2k_bandwidth_changed ()
-       {
-               Config::instance()->set_maximum_j2k_bandwidth (_maximum_j2k_bandwidth->GetValue() * 1000000);
+       _map->set (Config::instance()->audio_mapping(channels));
+
+       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);
 
-       void allow_any_dcp_frame_rate_changed ()
-       {
-               Config::instance()->set_allow_any_dcp_frame_rate (_allow_any_dcp_frame_rate->GetValue ());
+       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);
 
-       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);
+       setup_sensitivity ();
+}
+
+void
+SoundPage::setup_sensitivity ()
+{
+       _sound_output->Enable (_sound->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> ();
        }
-       
-       wxSpinCtrl* _maximum_j2k_bandwidth;
-       wxCheckBox* _allow_any_dcp_frame_rate;
-       wxCheckBox* _log_general;
-       wxCheckBox* _log_warning;
-       wxCheckBox* _log_error;
-       wxCheckBox* _log_timing;
-};
-       
-wxPreferencesEditor*
-create_config_dialog ()
+
+       return wx_to_std (_sound_output->GetString (sel));
+}
+
+
+LocationsPage::LocationsPage (wxSize panel_size, int border)
+       : Page (panel_size, border)
 {
-       wxPreferencesEditor* e = new wxPreferencesEditor ();
+
+}
+
+wxString
+LocationsPage::GetName () const
+{
+       return _("Locations");
+}
 
 #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;
+wxBitmap
+LocationsPage::GetLargeIcon () const
+{
+       return wxBitmap(icon_path("locations"), wxBITMAP_TYPE_PNG);
+}
 #endif
-       
-       e->AddPage (new GeneralPage (ps, border));
-       e->AddPage (new DefaultsPage (ps, border));
-       e->AddPage (new EncodingServersPage (ps, border));
-       e->AddPage (new ColourConversionsPage (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::setup ()
+{
+       int r = 0;
+
+       auto table = new wxGridBagSizer (DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
+       _panel->GetSizer()->Add (table, 1, wxALL | wxEXPAND, _border);
+
+       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;
+
+       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;
+
+       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;
+
+       _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));
+}
+
+void
+LocationsPage::config_changed ()
+{
+       auto config = Config::instance ();
+
+       if (config->player_content_directory()) {
+               checked_set (_content_directory, *config->player_content_directory());
+       }
+       if (config->player_playlist_directory()) {
+               checked_set (_playlist_directory, *config->player_playlist_directory());
+       }
+       if (config->player_kdm_directory()) {
+               checked_set (_kdm_directory, *config->player_kdm_directory());
+       }
+}
+
+void
+LocationsPage::content_directory_changed ()
+{
+       Config::instance()->set_player_content_directory(wx_to_std(_content_directory->GetPath()));
+}
+
+void
+LocationsPage::playlist_directory_changed ()
+{
+       Config::instance()->set_player_playlist_directory(wx_to_std(_playlist_directory->GetPath()));
+}
+
+void
+LocationsPage::kdm_directory_changed ()
+{
+       Config::instance()->set_player_kdm_directory(wx_to_std(_kdm_directory->GetPath()));
 }