/*
    Copyright (C) 2012-2015 Carl Hetherington <cth@carlh.net>

    This program 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,
    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.

*/

/** @file src/config_dialog.cc
 *  @brief A dialogue to edit DCP-o-matic configuration.
 */

#include "config_dialog.h"
#include "wx_util.h"
#include "editable_list.h"
#include "filter_dialog.h"
#include "dir_picker_ctrl.h"
#include "isdcf_metadata_dialog.h"
#include "server_dialog.h"
#include "make_chain_dialog.h"
#include "lib/config.h"
#include "lib/ratio.h"
#include "lib/filter.h"
#include "lib/dcp_content_type.h"
#include "lib/log.h"
#include "lib/util.h"
#include "lib/raw_convert.h"
#include "lib/cross.h"
#include "lib/exceptions.h"
#include <dcp/exceptions.h>
#include <dcp/certificate_chain.h>
#include <wx/stdpaths.h>
#include <wx/preferences.h>
#include <wx/filepicker.h>
#include <wx/spinctrl.h>
#include <boost/lexical_cast.hpp>
#include <boost/filesystem.hpp>
#include <boost/foreach.hpp>
#include <iostream>

using std::vector;
using std::string;
using std::list;
using std::cout;
using boost::bind;
using boost::shared_ptr;
using boost::lexical_cast;
using boost::function;
using boost::optional;

class Page
{
public:
	Page (wxSize panel_size, int border)
		: _border (border)
		, _panel (0)
		, _panel_size (panel_size)
		, _window_exists (false)
	{
		_config_connection = Config::instance()->Changed.connect (boost::bind (&Page::config_changed_wrapper, this));
	}

	virtual ~Page () {}

protected:
	wxWindow* create_window (wxWindow* parent)
	{
		_panel = new wxPanel (parent, wxID_ANY, wxDefaultPosition, _panel_size);
		wxBoxSizer* s = new wxBoxSizer (wxVERTICAL);
		_panel->SetSizer (s);

		setup ();
		_window_exists = true;
		config_changed ();

		_panel->Bind (wxEVT_DESTROY, boost::bind (&Page::window_destroyed, this));

		return _panel;
	}

	int _border;
	wxPanel* _panel;

private:
	virtual void config_changed () = 0;
	virtual void setup () = 0;

	void config_changed_wrapper ()
	{
		if (_window_exists) {
			config_changed ();
		}
	}

	void window_destroyed ()
	{
		_window_exists = false;
	}

	wxSize _panel_size;
	boost::signals2::scoped_connection _config_connection;
	bool _window_exists;
};

class StockPage : public wxStockPreferencesPage, public Page
{
public:
	StockPage (Kind kind, wxSize panel_size, int border)
		: wxStockPreferencesPage (kind)
		, Page (panel_size, border)
	{}

	wxWindow* CreateWindow (wxWindow* parent)
	{
		return create_window (parent);
	}
};

class StandardPage : public wxPreferencesPage, public Page
{
public:
	StandardPage (wxSize panel_size, int border)
		: Page (panel_size, border)
	{}

	wxWindow* CreateWindow (wxWindow* parent)
	{
		return create_window (parent);
	}
};

class GeneralPage : public StockPage
{
public:
	GeneralPage (wxSize panel_size, int border)
		: StockPage (Kind_General, panel_size, border)
	{}

private:
	void setup ()
	{
		wxGridBagSizer* table = new wxGridBagSizer (DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
		_panel->GetSizer()->Add (table, 1, wxALL | wxEXPAND, _border);

		int r = 0;
		_set_language = new wxCheckBox (_panel, wxID_ANY, _("Set language"));
		table->Add (_set_language, wxGBPosition (r, 0));
		_language = new wxChoice (_panel, wxID_ANY);
		_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"));
		_language->Append (wxT ("Русский"));
		_language->Append (wxT ("Polski"));
		_language->Append (wxT ("Dansk"));
		_language->Append (wxT ("Português europeu"));
		table->Add (_language, wxGBPosition (r, 1));
		++r;

		wxStaticText* restart = add_label_to_sizer (
			table, _panel, _("(restart DCP-o-matic to see language changes)"), false, wxGBPosition (r, 0), wxGBSpan (1, 2)
			);
		wxFont font = restart->GetFont();
		font.SetStyle (wxFONTSTYLE_ITALIC);
		font.SetPointSize (font.GetPointSize() - 1);
		restart->SetFont (font);
		++r;

		add_label_to_sizer (table, _panel, _("Threads to use for encoding on this host"), true, wxGBPosition (r, 0));
		_num_local_encoding_threads = new wxSpinCtrl (_panel);
		table->Add (_num_local_encoding_threads, wxGBPosition (r, 1));
		++r;

		_automatic_audio_analysis = new wxCheckBox (_panel, wxID_ANY, _("Automatically analyse content audio"));
		table->Add (_automatic_audio_analysis, wxGBPosition (r, 0), wxGBSpan (1, 2));
		++r;

		_check_for_updates = new wxCheckBox (_panel, wxID_ANY, _("Check for updates on startup"));
		table->Add (_check_for_updates, wxGBPosition (r, 0), wxGBSpan (1, 2));
		++r;

		_check_for_test_updates = new wxCheckBox (_panel, wxID_ANY, _("Check for testing updates as well as stable ones"));
		table->Add (_check_for_test_updates, wxGBPosition (r, 0), wxGBSpan (1, 2));
		++r;

		wxFlexGridSizer* bottom_table = new wxFlexGridSizer (2, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
		bottom_table->AddGrowableCol (1, 1);

		add_label_to_sizer (bottom_table, _panel, _("Issuer"), true);
		_issuer = new wxTextCtrl (_panel, wxID_ANY);
		bottom_table->Add (_issuer, 1, wxALL | wxEXPAND);

		add_label_to_sizer (bottom_table, _panel, _("Creator"), true);
		_creator = new wxTextCtrl (_panel, wxID_ANY);
		bottom_table->Add (_creator, 1, wxALL | wxEXPAND);

		table->Add (bottom_table, wxGBPosition (r, 0), wxGBSpan (2, 2), wxEXPAND);
		++r;

		_set_language->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&GeneralPage::set_language_changed, this));
		_language->Bind     (wxEVT_COMMAND_CHOICE_SELECTED,  boost::bind (&GeneralPage::language_changed,     this));

		_num_local_encoding_threads->SetRange (1, 128);
		_num_local_encoding_threads->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&GeneralPage::num_local_encoding_threads_changed, this));

		_automatic_audio_analysis->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&GeneralPage::automatic_audio_analysis_changed, this));
		_check_for_updates->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&GeneralPage::check_for_updates_changed, this));
		_check_for_test_updates->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&GeneralPage::check_for_test_updates_changed, this));

		_issuer->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&GeneralPage::issuer_changed, this));
		_creator->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&GeneralPage::creator_changed, this));
	}

	void config_changed ()
	{
		Config* config = Config::instance ();

		checked_set (_set_language, static_cast<bool>(config->language()));

		if (config->language().get_value_or ("") == "fr") {
			checked_set (_language, 3);
		} else if (config->language().get_value_or ("") == "it") {
			checked_set (_language, 4);
		} else if (config->language().get_value_or ("") == "es") {
			checked_set (_language, 2);
		} else if (config->language().get_value_or ("") == "sv") {
			checked_set (_language, 6);
		} else if (config->language().get_value_or ("") == "de") {
			checked_set (_language, 0);
		} else if (config->language().get_value_or ("") == "nl") {
			checked_set (_language, 5);
		} else if (config->language().get_value_or ("") == "ru") {
			checked_set (_language, 7);
		} else if (config->language().get_value_or ("") == "pl") {
			checked_set (_language, 8);
		} else if (config->language().get_value_or ("") == "da") {
			checked_set (_language, 9);
		} else if (config->language().get_value_or ("") == "pt") {
			checked_set (_language, 10);
		} else {
			_language->SetSelection (1);
		}

		setup_language_sensitivity ();

		checked_set (_num_local_encoding_threads, config->num_local_encoding_threads ());
		checked_set (_automatic_audio_analysis, config->automatic_audio_analysis ());
		checked_set (_check_for_updates, config->check_for_updates ());
		checked_set (_check_for_test_updates, config->check_for_test_updates ());
		checked_set (_issuer, config->dcp_issuer ());
		checked_set (_creator, config->dcp_creator ());
	}

	void setup_language_sensitivity ()
	{
		_language->Enable (_set_language->GetValue ());
	}

	void set_language_changed ()
	{
		setup_language_sensitivity ();
		if (_set_language->GetValue ()) {
			language_changed ();
		} else {
			Config::instance()->unset_language ();
		}
	}

	void language_changed ()
	{
		switch (_language->GetSelection ()) {
		case 0:
			Config::instance()->set_language ("de");
			break;
		case 1:
			Config::instance()->set_language ("en");
			break;
		case 2:
			Config::instance()->set_language ("es");
			break;
		case 3:
			Config::instance()->set_language ("fr");
			break;
		case 4:
			Config::instance()->set_language ("it");
			break;
		case 5:
			Config::instance()->set_language ("nl");
			break;
		case 6:
			Config::instance()->set_language ("sv");
			break;
		case 7:
			Config::instance()->set_language ("ru");
			break;
		case 8:
			Config::instance()->set_language ("pl");
			break;
		case 9:
			Config::instance()->set_language ("da");
			break;
		case 10:
			Config::instance()->set_language ("pt");
			break;
		}
	}

	void automatic_audio_analysis_changed ()
	{
		Config::instance()->set_automatic_audio_analysis (_automatic_audio_analysis->GetValue ());
	}

	void check_for_updates_changed ()
	{
		Config::instance()->set_check_for_updates (_check_for_updates->GetValue ());
	}

	void check_for_test_updates_changed ()
	{
		Config::instance()->set_check_for_test_updates (_check_for_test_updates->GetValue ());
	}

	void num_local_encoding_threads_changed ()
	{
		Config::instance()->set_num_local_encoding_threads (_num_local_encoding_threads->GetValue ());
	}

	void issuer_changed ()
	{
		Config::instance()->set_dcp_issuer (wx_to_std (_issuer->GetValue ()));
	}

	void creator_changed ()
	{
		Config::instance()->set_dcp_creator (wx_to_std (_creator->GetValue ()));
	}

	wxCheckBox* _set_language;
	wxChoice* _language;
	wxSpinCtrl* _num_local_encoding_threads;
	wxCheckBox* _automatic_audio_analysis;
	wxCheckBox* _check_for_updates;
	wxCheckBox* _check_for_test_updates;
	wxTextCtrl* _issuer;
	wxTextCtrl* _creator;
};

class DefaultsPage : public StandardPage
{
public:
	DefaultsPage (wxSize panel_size, int border)
		: StandardPage (panel_size, border)
	{}

	wxString GetName () const
	{
		return _("Defaults");
	}

#ifdef DCPOMATIC_OSX
	wxBitmap GetLargeIcon () const
	{
		return wxBitmap ("defaults", wxBITMAP_TYPE_PNG_RESOURCE);
	}
#endif

private:
	void setup ()
	{
		wxFlexGridSizer* table = new wxFlexGridSizer (2, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
		table->AddGrowableCol (1, 1);
		_panel->GetSizer()->Add (table, 1, wxALL | wxEXPAND, _border);

		{
			add_label_to_sizer (table, _panel, _("Default duration of still images"), true);
			wxBoxSizer* s = new wxBoxSizer (wxHORIZONTAL);
			_still_length = new wxSpinCtrl (_panel);
			s->Add (_still_length);
			add_label_to_sizer (s, _panel, _("s"), false);
			table->Add (s, 1);
		}

		add_label_to_sizer (table, _panel, _("Default directory for new films"), true);
#ifdef DCPOMATIC_USE_OWN_PICKER
		_directory = new DirPickerCtrl (_panel);
#else
		_directory = new wxDirPickerCtrl (_panel, wxDD_DIR_MUST_EXIST);
#endif
		table->Add (_directory, 1, wxEXPAND);

		add_label_to_sizer (table, _panel, _("Default ISDCF name details"), true);
		_isdcf_metadata_button = new wxButton (_panel, wxID_ANY, _("Edit..."));
		table->Add (_isdcf_metadata_button);

		add_label_to_sizer (table, _panel, _("Default container"), true);
		_container = new wxChoice (_panel, wxID_ANY);
		table->Add (_container);

		add_label_to_sizer (table, _panel, _("Default 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);
		}

		add_label_to_sizer (table, _panel, _("Default standard"), true);
		_standard = new wxChoice (_panel, wxID_ANY);
		table->Add (_standard);

		_still_length->SetRange (1, 3600);
		_still_length->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&DefaultsPage::still_length_changed, this));

		_directory->Bind (wxEVT_COMMAND_DIRPICKER_CHANGED, boost::bind (&DefaultsPage::directory_changed, this));

		_isdcf_metadata_button->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&DefaultsPage::edit_isdcf_metadata_clicked, this));

		vector<Ratio const *> ratios = Ratio::all ();
		for (size_t i = 0; i < ratios.size(); ++i) {
			_container->Append (std_to_wx (ratios[i]->nickname ()));
		}

		_container->Bind (wxEVT_COMMAND_CHOICE_SELECTED, boost::bind (&DefaultsPage::container_changed, this));

		vector<DCPContentType const *> const ct = DCPContentType::all ();
		for (size_t i = 0; i < ct.size(); ++i) {
			_dcp_content_type->Append (std_to_wx (ct[i]->pretty_name ()));
		}

		_dcp_content_type->Bind (wxEVT_COMMAND_CHOICE_SELECTED, boost::bind (&DefaultsPage::dcp_content_type_changed, this));

		_j2k_bandwidth->SetRange (50, 250);
		_j2k_bandwidth->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&DefaultsPage::j2k_bandwidth_changed, this));

		_audio_delay->SetRange (-1000, 1000);
		_audio_delay->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&DefaultsPage::audio_delay_changed, this));

		_standard->Append (_("SMPTE"));
		_standard->Append (_("Interop"));
		_standard->Bind (wxEVT_COMMAND_CHOICE_SELECTED, boost::bind (&DefaultsPage::standard_changed, this));
	}

	void config_changed ()
	{
		Config* config = Config::instance ();

		vector<Ratio const *> ratios = Ratio::all ();
		for (size_t i = 0; i < ratios.size(); ++i) {
			if (ratios[i] == config->default_container ()) {
				_container->SetSelection (i);
			}
		}

		vector<DCPContentType const *> const ct = DCPContentType::all ();
		for (size_t i = 0; i < ct.size(); ++i) {
			if (ct[i] == config->default_dcp_content_type ()) {
				_dcp_content_type->SetSelection (i);
			}
		}

		checked_set (_still_length, config->default_still_length ());
		_directory->SetPath (std_to_wx (config->default_directory_or (wx_to_std (wxStandardPaths::Get().GetDocumentsDir())).string ()));
		checked_set (_j2k_bandwidth, config->default_j2k_bandwidth() / 1000000);
		_j2k_bandwidth->SetRange (50, config->maximum_j2k_bandwidth() / 1000000);
		checked_set (_audio_delay, config->default_audio_delay ());
		checked_set (_standard, config->default_interop() ? 1 : 0);
	}

	void j2k_bandwidth_changed ()
	{
		Config::instance()->set_default_j2k_bandwidth (_j2k_bandwidth->GetValue() * 1000000);
	}

	void audio_delay_changed ()
	{
		Config::instance()->set_default_audio_delay (_audio_delay->GetValue());
	}

	void directory_changed ()
	{
		Config::instance()->set_default_directory (wx_to_std (_directory->GetPath ()));
	}

	void edit_isdcf_metadata_clicked ()
	{
		ISDCFMetadataDialog* d = new ISDCFMetadataDialog (_panel, Config::instance()->default_isdcf_metadata (), false);
		d->ShowModal ();
		Config::instance()->set_default_isdcf_metadata (d->isdcf_metadata ());
		d->Destroy ();
	}

	void still_length_changed ()
	{
		Config::instance()->set_default_still_length (_still_length->GetValue ());
	}

	void container_changed ()
	{
		vector<Ratio const *> ratio = Ratio::all ();
		Config::instance()->set_default_container (ratio[_container->GetSelection()]);
	}

	void dcp_content_type_changed ()
	{
		vector<DCPContentType const *> ct = DCPContentType::all ();
		Config::instance()->set_default_dcp_content_type (ct[_dcp_content_type->GetSelection()]);
	}

	void standard_changed ()
	{
		Config::instance()->set_default_interop (_standard->GetSelection() == 1);
	}

	wxSpinCtrl* _j2k_bandwidth;
	wxSpinCtrl* _audio_delay;
	wxButton* _isdcf_metadata_button;
	wxSpinCtrl* _still_length;
#ifdef DCPOMATIC_USE_OWN_PICKER
	DirPickerCtrl* _directory;
#else
	wxDirPickerCtrl* _directory;
#endif
	wxChoice* _container;
	wxChoice* _dcp_content_type;
	wxChoice* _standard;
};

class EncodingServersPage : public StandardPage
{
public:
	EncodingServersPage (wxSize panel_size, int border)
		: StandardPage (panel_size, border)
	{}

	wxString GetName () const
	{
		return _("Servers");
	}

#ifdef DCPOMATIC_OSX
	wxBitmap GetLargeIcon () const
	{
		return wxBitmap ("servers", wxBITMAP_TYPE_PNG_RESOURCE);
	}
#endif

private:
	void setup ()
	{
		_use_any_servers = new wxCheckBox (_panel, wxID_ANY, _("Search network for servers"));
		_panel->GetSizer()->Add (_use_any_servers, 0, wxALL, _border);

		vector<string> columns;
		columns.push_back (wx_to_std (_("IP address / host name")));
		_servers_list = new EditableList<string, ServerDialog> (
			_panel,
			columns,
			boost::bind (&Config::servers, Config::instance()),
			boost::bind (&Config::set_servers, Config::instance(), _1),
			boost::bind (&EncodingServersPage::server_column, this, _1)
			);

		_panel->GetSizer()->Add (_servers_list, 1, wxEXPAND | wxALL, _border);

		_use_any_servers->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&EncodingServersPage::use_any_servers_changed, this));
	}

	void config_changed ()
	{
		checked_set (_use_any_servers, Config::instance()->use_any_servers ());
		_servers_list->refresh ();
	}

	void use_any_servers_changed ()
	{
		Config::instance()->set_use_any_servers (_use_any_servers->GetValue ());
	}

	string server_column (string s)
	{
		return s;
	}

	wxCheckBox* _use_any_servers;
	EditableList<string, ServerDialog>* _servers_list;
};

class CertificateChainEditor : public wxPanel
{
public:
	CertificateChainEditor (
		wxWindow* parent,
		wxString title,
		int border,
		function<void (shared_ptr<dcp::CertificateChain>)> set,
		function<shared_ptr<const dcp::CertificateChain> (void)> get
		)
		: wxPanel (parent)
		, _set (set)
		, _get (get)
	{
		wxFont subheading_font (*wxNORMAL_FONT);
		subheading_font.SetWeight (wxFONTWEIGHT_BOLD);

		_sizer = new wxBoxSizer (wxVERTICAL);

		{
			wxStaticText* m = new wxStaticText (this, wxID_ANY, title);
			m->SetFont (subheading_font);
			_sizer->Add (m, 0, wxALL, border);
		}

		wxBoxSizer* certificates_sizer = new wxBoxSizer (wxHORIZONTAL);
		_sizer->Add (certificates_sizer, 0, wxLEFT | wxRIGHT, border);

		_certificates = new wxListCtrl (this, wxID_ANY, wxDefaultPosition, wxSize (440, 150), wxLC_REPORT | wxLC_SINGLE_SEL);

		{
			wxListItem ip;
			ip.SetId (0);
			ip.SetText (_("Type"));
			ip.SetWidth (100);
			_certificates->InsertColumn (0, ip);
		}

		{
			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);
		}

		certificates_sizer->Add (_certificates, 1, wxEXPAND);

		{
			wxSizer* s = new wxBoxSizer (wxVERTICAL);
			_add_certificate = new wxButton (this, wxID_ANY, _("Add..."));
			s->Add (_add_certificate, 0, wxTOP | wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
			_remove_certificate = new wxButton (this, wxID_ANY, _("Remove"));
			s->Add (_remove_certificate, 0, wxTOP | wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
			_export_certificate = new wxButton (this, wxID_ANY, _("Export"));
			s->Add (_export_certificate, 0, wxTOP | wxBOTTOM, DCPOMATIC_BUTTON_STACK_GAP);
			certificates_sizer->Add (s, 0, wxLEFT, DCPOMATIC_SIZER_X_GAP);
		}

		wxGridBagSizer* table = new wxGridBagSizer (DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
		_sizer->Add (table, 1, wxALL | wxEXPAND, border);
		int r = 0;

		add_label_to_sizer (table, this, _("Leaf private key"), true, wxGBPosition (r, 0));
		_private_key = new wxStaticText (this, wxID_ANY, wxT (""));
		wxFont font = _private_key->GetFont ();
		font.SetFamily (wxFONTFAMILY_TELETYPE);
		_private_key->SetFont (font);
		table->Add (_private_key, wxGBPosition (r, 1), wxDefaultSpan, wxALIGN_CENTER_VERTICAL);
		_load_private_key = new wxButton (this, wxID_ANY, _("Load..."));
		table->Add (_load_private_key, wxGBPosition (r, 2));
		_export_private_key = new wxButton (this, wxID_ANY, _("Export..."));
		table->Add (_export_private_key, wxGBPosition (r, 3));
		++r;

		_button_sizer = new wxBoxSizer (wxHORIZONTAL);
		_remake_certificates = new wxButton (this, wxID_ANY, _("Re-make certificates and key..."));
		_button_sizer->Add (_remake_certificates, 1, wxRIGHT, border);
		table->Add (_button_sizer, wxGBPosition (r, 0), wxGBSpan (1, 3));
		++r;

		_add_certificate->Bind     (wxEVT_COMMAND_BUTTON_CLICKED,       boost::bind (&CertificateChainEditor::add_certificate, this));
		_remove_certificate->Bind  (wxEVT_COMMAND_BUTTON_CLICKED,       boost::bind (&CertificateChainEditor::remove_certificate, this));
		_export_certificate->Bind  (wxEVT_COMMAND_BUTTON_CLICKED,       boost::bind (&CertificateChainEditor::export_certificate, this));
		_certificates->Bind        (wxEVT_COMMAND_LIST_ITEM_SELECTED,   boost::bind (&CertificateChainEditor::update_sensitivity, this));
		_certificates->Bind        (wxEVT_COMMAND_LIST_ITEM_DESELECTED, boost::bind (&CertificateChainEditor::update_sensitivity, this));
		_remake_certificates->Bind (wxEVT_COMMAND_BUTTON_CLICKED,       boost::bind (&CertificateChainEditor::remake_certificates, this));
		_load_private_key->Bind    (wxEVT_COMMAND_BUTTON_CLICKED,       boost::bind (&CertificateChainEditor::load_private_key, this));
		_export_private_key->Bind  (wxEVT_COMMAND_BUTTON_CLICKED,       boost::bind (&CertificateChainEditor::export_private_key, this));

		SetSizerAndFit (_sizer);
	}

	void config_changed ()
	{
		_chain.reset (new dcp::CertificateChain (*_get().get ()));

		update_certificate_list ();
		update_private_key ();
		update_sensitivity ();
	}

	void add_button (wxWindow* button)
	{
		_button_sizer->Add (button);
		_sizer->Layout ();
	}

private:
	void add_certificate ()
	{
		wxFileDialog* d = new wxFileDialog (this, _("Select Certificate File"));

		if (d->ShowModal() == wxID_OK) {
			try {
				dcp::Certificate c (dcp::file_to_string (wx_to_std (d->GetPath ())));
				_chain->add (c);
				_set (_chain);
				update_certificate_list ();
			} catch (dcp::MiscError& e) {
				error_dialog (this, wxString::Format (_("Could not read certificate file (%s)"), e.what ()));
			}
		}

		d->Destroy ();

		update_sensitivity ();
	}

	void remove_certificate ()
	{
		int i = _certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
		if (i == -1) {
			return;
		}

		_certificates->DeleteItem (i);
		_chain->remove (i);
		_set (_chain);

		update_sensitivity ();
	}

	void export_certificate ()
	{
		int i = _certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
		if (i == -1) {
			return;
		}

		wxFileDialog* d = new wxFileDialog (
			this, _("Select Certificate File"), wxEmptyString, wxEmptyString, wxT ("PEM files (*.pem)|*.pem"),
			wxFD_SAVE | wxFD_OVERWRITE_PROMPT
			);

		dcp::CertificateChain::List all = _chain->root_to_leaf ();
		dcp::CertificateChain::List::iterator j = all.begin ();
		for (int k = 0; k < i; ++k) {
			++j;
		}

		if (d->ShowModal () == wxID_OK) {
			FILE* f = fopen_boost (wx_to_std (d->GetPath ()), "w");
			if (!f) {
				throw OpenFileError (wx_to_std (d->GetPath ()));
			}

			string const s = j->certificate (true);
			fwrite (s.c_str(), 1, s.length(), f);
			fclose (f);
		}
		d->Destroy ();
	}

	void update_certificate_list ()
	{
		_certificates->DeleteAllItems ();
		size_t n = 0;
		dcp::CertificateChain::List certs = _chain->root_to_leaf ();
		BOOST_FOREACH (dcp::Certificate const & i, certs) {
			wxListItem item;
			item.SetId (n);
			_certificates->InsertItem (item);
			_certificates->SetItem (n, 1, std_to_wx (i.thumbprint ()));

			if (n == 0) {
				_certificates->SetItem (n, 0, _("Root"));
			} else if (n == (certs.size() - 1)) {
				_certificates->SetItem (n, 0, _("Leaf"));
			} else {
				_certificates->SetItem (n, 0, _("Intermediate"));
			}

			++n;
		}
	}

	void remake_certificates ()
	{
		shared_ptr<const dcp::CertificateChain> chain = _get ();

		string subject_organization_name;
		string subject_organizational_unit_name;
		string root_common_name;
		string intermediate_common_name;
		string leaf_common_name;

		dcp::CertificateChain::List all = chain->root_to_leaf ();

		if (all.size() >= 1) {
			/* Have a root */
			subject_organization_name = chain->root().subject_organization_name ();
			subject_organizational_unit_name = chain->root().subject_organizational_unit_name ();
			root_common_name = chain->root().subject_common_name ();
		}

		if (all.size() >= 2) {
			/* Have a leaf */
			leaf_common_name = chain->leaf().subject_common_name ();
		}

		if (all.size() >= 3) {
			/* Have an intermediate */
			dcp::CertificateChain::List::iterator i = all.begin ();
			++i;
			intermediate_common_name = i->subject_common_name ();
		}

		MakeChainDialog* d = new MakeChainDialog (
			this,
			subject_organization_name,
			subject_organizational_unit_name,
			root_common_name,
			intermediate_common_name,
			leaf_common_name
			);

		if (d->ShowModal () == wxID_OK) {
			_chain.reset (
				new dcp::CertificateChain (
					openssl_path (),
					d->organisation (),
					d->organisational_unit (),
					d->root_common_name (),
					d->intermediate_common_name (),
					d->leaf_common_name ()
					)
				);

			_set (_chain);
			update_certificate_list ();
			update_private_key ();
		}

		d->Destroy ();
	}

	void update_sensitivity ()
	{
		_remove_certificate->Enable (_certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED) != -1);
		_export_certificate->Enable (_certificates->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED) != -1);
	}

	void update_private_key ()
	{
		checked_set (_private_key, dcp::private_key_fingerprint (_chain->key().get ()));
		_sizer->Layout ();
	}

	void load_private_key ()
	{
		wxFileDialog* d = new wxFileDialog (this, _("Select Key File"));

		if (d->ShowModal() == wxID_OK) {
			try {
				boost::filesystem::path p (wx_to_std (d->GetPath ()));
				if (boost::filesystem::file_size (p) > 1024) {
					error_dialog (this, wxString::Format (_("Could not read key file (%s)"), std_to_wx (p.string ())));
					return;
				}

				_chain->set_key (dcp::file_to_string (p));
				_set (_chain);
				update_private_key ();
			} catch (dcp::MiscError& e) {
				error_dialog (this, wxString::Format (_("Could not read certificate file (%s)"), e.what ()));
			}
		}

		d->Destroy ();

		update_sensitivity ();
	}

	void export_private_key ()
	{
		optional<string> key = _chain->key ();
		if (!key) {
			return;
		}

		wxFileDialog* d = new wxFileDialog (
			this, _("Select Key File"), wxEmptyString, wxEmptyString, wxT ("PEM files (*.pem)|*.pem"),
			wxFD_SAVE | wxFD_OVERWRITE_PROMPT
			);

		if (d->ShowModal () == wxID_OK) {
			FILE* f = fopen_boost (wx_to_std (d->GetPath ()), "w");
			if (!f) {
				throw OpenFileError (wx_to_std (d->GetPath ()));
			}

			string const s = _chain->key().get ();
			fwrite (s.c_str(), 1, s.length(), f);
			fclose (f);
		}
		d->Destroy ();
	}

	wxListCtrl* _certificates;
	wxButton* _add_certificate;
	wxButton* _export_certificate;
	wxButton* _remove_certificate;
	wxButton* _remake_certificates;
	wxStaticText* _private_key;
	wxButton* _load_private_key;
	wxButton* _export_private_key;
	wxSizer* _sizer;
	wxBoxSizer* _button_sizer;
	shared_ptr<dcp::CertificateChain> _chain;
	boost::function<void (shared_ptr<dcp::CertificateChain>)> _set;
	boost::function<shared_ptr<const dcp::CertificateChain> (void)> _get;
};

class KeysPage : public StandardPage
{
public:
	KeysPage (wxSize panel_size, int border)
		: StandardPage (panel_size, border)
	{}

	wxString GetName () const
	{
		return _("Keys");
	}

#ifdef DCPOMATIC_OSX
	wxBitmap GetLargeIcon () const
	{
		return wxBitmap ("keys", wxBITMAP_TYPE_PNG_RESOURCE);
	}
#endif

private:

	void setup ()
	{
		_signer = new CertificateChainEditor (
			_panel, _("Signing DCPs and KDMs"), _border,
			boost::bind (&Config::set_signer_chain, Config::instance (), _1),
			boost::bind (&Config::signer_chain, Config::instance ())
			);

		_panel->GetSizer()->Add (_signer);

		_decryption = new CertificateChainEditor (
			_panel, _("Decrypting DCPs"), _border,
			boost::bind (&Config::set_decryption_chain, Config::instance (), _1),
			boost::bind (&Config::decryption_chain, Config::instance ())
			);

		_panel->GetSizer()->Add (_decryption);

		_export_decryption_certificate = new wxButton (_decryption, wxID_ANY, _("Export DCP decryption certificate..."));
		_decryption->add_button (_export_decryption_certificate);

		_export_decryption_certificate->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&KeysPage::export_decryption_certificate, this));
	}

	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 ()));
			}

			string const s = Config::instance()->decryption_chain()->leaf().certificate (true);
			fwrite (s.c_str(), 1, s.length(), f);
			fclose (f);
		}
		d->Destroy ();
	}

	void config_changed ()
	{
		_signer->config_changed ();
		_decryption->config_changed ();
	}

	CertificateChainEditor* _signer;
	CertificateChainEditor* _decryption;
	wxButton* _export_decryption_certificate;
};

class TMSPage : public StandardPage
{
public:
	TMSPage (wxSize panel_size, int border)
		: StandardPage (panel_size, border)
	{}

	wxString GetName () const
	{
		return _("TMS");
	}

#ifdef DCPOMATIC_OSX
	wxBitmap GetLargeIcon () const
	{
		return wxBitmap ("tms", wxBITMAP_TYPE_PNG_RESOURCE);
	}
#endif

private:
	void setup ()
	{
		wxFlexGridSizer* table = new wxFlexGridSizer (2, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
		table->AddGrowableCol (1, 1);
		_panel->GetSizer()->Add (table, 1, wxALL | wxEXPAND, _border);

		add_label_to_sizer (table, _panel, _("Protocol"), true);
		_tms_protocol = new wxChoice (_panel, wxID_ANY);
		table->Add (_tms_protocol, 1, wxEXPAND);

		add_label_to_sizer (table, _panel, _("IP address"), true);
		_tms_ip = new wxTextCtrl (_panel, wxID_ANY);
		table->Add (_tms_ip, 1, wxEXPAND);

		add_label_to_sizer (table, _panel, _("Target path"), true);
		_tms_path = new wxTextCtrl (_panel, wxID_ANY);
		table->Add (_tms_path, 1, wxEXPAND);

		add_label_to_sizer (table, _panel, _("User name"), true);
		_tms_user = new wxTextCtrl (_panel, wxID_ANY);
		table->Add (_tms_user, 1, wxEXPAND);

		add_label_to_sizer (table, _panel, _("Password"), true);
		_tms_password = new wxTextCtrl (_panel, wxID_ANY);
		table->Add (_tms_password, 1, wxEXPAND);

		_tms_protocol->Append (_("SCP (for AAM and Doremi)"));
		_tms_protocol->Append (_("FTP (for Dolby)"));

		_tms_protocol->Bind (wxEVT_COMMAND_CHOICE_SELECTED, boost::bind (&TMSPage::tms_protocol_changed, this));
		_tms_ip->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&TMSPage::tms_ip_changed, this));
		_tms_path->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&TMSPage::tms_path_changed, this));
		_tms_user->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&TMSPage::tms_user_changed, this));
		_tms_password->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&TMSPage::tms_password_changed, this));
	}

	void config_changed ()
	{
		Config* config = Config::instance ();

		checked_set (_tms_protocol, config->tms_protocol ());
		checked_set (_tms_ip, config->tms_ip ());
		checked_set (_tms_path, config->tms_path ());
		checked_set (_tms_user, config->tms_user ());
		checked_set (_tms_password, config->tms_password ());
	}

	void tms_protocol_changed ()
	{
		Config::instance()->set_tms_protocol (static_cast<Protocol> (_tms_protocol->GetSelection ()));
	}

	void tms_ip_changed ()
	{
		Config::instance()->set_tms_ip (wx_to_std (_tms_ip->GetValue ()));
	}

	void tms_path_changed ()
	{
		Config::instance()->set_tms_path (wx_to_std (_tms_path->GetValue ()));
	}

	void tms_user_changed ()
	{
		Config::instance()->set_tms_user (wx_to_std (_tms_user->GetValue ()));
	}

	void tms_password_changed ()
	{
		Config::instance()->set_tms_password (wx_to_std (_tms_password->GetValue ()));
	}

	wxChoice* _tms_protocol;
	wxTextCtrl* _tms_ip;
	wxTextCtrl* _tms_path;
	wxTextCtrl* _tms_user;
	wxTextCtrl* _tms_password;
};

class KDMEmailPage : public StandardPage
{
public:

	KDMEmailPage (wxSize panel_size, int border)
#ifdef DCPOMATIC_OSX
		/* We have to force both width and height of this one */
		: StandardPage (wxSize (480, 128), border)
#else
		 : StandardPage (panel_size, border)
#endif
	{}

	wxString GetName () const
	{
		return _("KDM Email");
	}

#ifdef DCPOMATIC_OSX
	wxBitmap GetLargeIcon () const
	{
		return wxBitmap ("kdm_email", wxBITMAP_TYPE_PNG_RESOURCE);
	}
#endif

private:
	void setup ()
	{
		wxFlexGridSizer* table = new wxFlexGridSizer (2, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
		table->AddGrowableCol (1, 1);
		_panel->GetSizer()->Add (table, 1, wxEXPAND | wxALL, _border);

		add_label_to_sizer (table, _panel, _("Outgoing mail server"), true);
		{
			wxBoxSizer* s = new wxBoxSizer (wxHORIZONTAL);
			_mail_server = new wxTextCtrl (_panel, wxID_ANY);
			s->Add (_mail_server, 1, wxEXPAND | wxALL);
			add_label_to_sizer (s, _panel, _("port"), false);
			_mail_port = new wxSpinCtrl (_panel, wxID_ANY);
			_mail_port->SetRange (0, 65535);
			s->Add (_mail_port);
			table->Add (s, 1, wxEXPAND | wxALL);
		}

		add_label_to_sizer (table, _panel, _("Mail user name"), true);
		_mail_user = new wxTextCtrl (_panel, wxID_ANY);
		table->Add (_mail_user, 1, wxEXPAND | wxALL);

		add_label_to_sizer (table, _panel, _("Mail password"), true);
		_mail_password = new wxTextCtrl (_panel, wxID_ANY);
		table->Add (_mail_password, 1, wxEXPAND | wxALL);

		add_label_to_sizer (table, _panel, _("Subject"), true);
		_kdm_subject = new wxTextCtrl (_panel, wxID_ANY);
		table->Add (_kdm_subject, 1, wxEXPAND | wxALL);

		add_label_to_sizer (table, _panel, _("From address"), true);
		_kdm_from = new wxTextCtrl (_panel, wxID_ANY);
		table->Add (_kdm_from, 1, wxEXPAND | wxALL);

		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 subject and text"));
		_panel->GetSizer()->Add (_reset_kdm_email, 0, wxEXPAND | wxALL, _border);

		_mail_server->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::mail_server_changed, this));
		_mail_port->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&KDMEmailPage::mail_port_changed, this));
		_mail_user->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::mail_user_changed, this));
		_mail_password->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::mail_password_changed, this));
		_kdm_subject->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::kdm_subject_changed, this));
		_kdm_from->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::kdm_from_changed, this));
		_kdm_cc->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::kdm_cc_changed, this));
		_kdm_bcc->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::kdm_bcc_changed, this));
		_kdm_email->Bind (wxEVT_COMMAND_TEXT_UPDATED, boost::bind (&KDMEmailPage::kdm_email_changed, this));
		_reset_kdm_email->Bind (wxEVT_COMMAND_BUTTON_CLICKED, boost::bind (&KDMEmailPage::reset_kdm_email, this));
	}

	void config_changed ()
	{
		Config* config = Config::instance ();

		checked_set (_mail_server, config->mail_server ());
		checked_set (_mail_port, config->mail_port ());
		checked_set (_mail_user, config->mail_user ());
		checked_set (_mail_password, config->mail_password ());
		checked_set (_kdm_subject, config->kdm_subject ());
		checked_set (_kdm_from, config->kdm_from ());
		checked_set (_kdm_cc, config->kdm_cc ());
		checked_set (_kdm_bcc, config->kdm_bcc ());
		checked_set (_kdm_email, Config::instance()->kdm_email ());
	}

	void mail_server_changed ()
	{
		Config::instance()->set_mail_server (wx_to_std (_mail_server->GetValue ()));
	}

	void mail_port_changed ()
	{
		Config::instance()->set_mail_port (_mail_port->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 kdm_subject_changed ()
	{
		Config::instance()->set_kdm_subject (wx_to_std (_kdm_subject->GetValue ()));
	}

	void kdm_from_changed ()
	{
		Config::instance()->set_kdm_from (wx_to_std (_kdm_from->GetValue ()));
	}

	void kdm_cc_changed ()
	{
		Config::instance()->set_kdm_cc (wx_to_std (_kdm_cc->GetValue ()));
	}

	void kdm_bcc_changed ()
	{
		Config::instance()->set_kdm_bcc (wx_to_std (_kdm_bcc->GetValue ()));
	}

	void kdm_email_changed ()
	{
		if (_kdm_email->GetValue().IsEmpty ()) {
			/* Sometimes we get sent an erroneous notification that the email
			   is empty; I don't know why.
			*/
			return;
		}
		Config::instance()->set_kdm_email (wx_to_std (_kdm_email->GetValue ()));
	}

	void reset_kdm_email ()
	{
		Config::instance()->reset_kdm_email ();
		checked_set (_kdm_email, Config::instance()->kdm_email ());
	}

	wxTextCtrl* _mail_server;
	wxSpinCtrl* _mail_port;
	wxTextCtrl* _mail_user;
	wxTextCtrl* _mail_password;
	wxTextCtrl* _kdm_subject;
	wxTextCtrl* _kdm_from;
	wxTextCtrl* _kdm_cc;
	wxTextCtrl* _kdm_bcc;
	wxTextCtrl* _kdm_email;
	wxButton* _reset_kdm_email;
};

/** @class AdvancedPage
 *  @brief Advanced page of the preferences dialog.
 */
class AdvancedPage : public StockPage
{
public:
	AdvancedPage (wxSize panel_size, int border)
		: StockPage (Kind_Advanced, panel_size, border)
		, _maximum_j2k_bandwidth (0)
		, _allow_any_dcp_frame_rate (0)
		, _only_servers_encode (0)
		, _log_general (0)
		, _log_warning (0)
		, _log_error (0)
		, _log_timing (0)
		, _log_debug_decode (0)
		, _log_debug_encode (0)
		, _log_debug_email (0)
	{}

private:
	void setup ()
	{
		wxFlexGridSizer* table = new wxFlexGridSizer (2, DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
		table->AddGrowableCol (1, 1);
		_panel->GetSizer()->Add (table, 1, wxALL | wxEXPAND, _border);

		{
			add_label_to_sizer (table, _panel, _("Maximum JPEG2000 bandwidth"), true);
			wxBoxSizer* s = new wxBoxSizer (wxHORIZONTAL);
			_maximum_j2k_bandwidth = new wxSpinCtrl (_panel);
			s->Add (_maximum_j2k_bandwidth, 1);
			add_label_to_sizer (s, _panel, _("Mbit/s"), false);
			table->Add (s, 1);
		}

		_allow_any_dcp_frame_rate = new wxCheckBox (_panel, wxID_ANY, _("Allow any DCP frame rate"));
		table->Add (_allow_any_dcp_frame_rate, 1, wxEXPAND | wxALL);
		table->AddSpacer (0);

		_only_servers_encode = new wxCheckBox (_panel, wxID_ANY, _("Only servers encode"));
		table->Add (_only_servers_encode, 1, wxEXPAND | wxALL);
		table->AddSpacer (0);

#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);
			_log_debug_decode = new wxCheckBox (_panel, wxID_ANY, _("Debug: decode"));
			t->Add (_log_debug_decode, 1, wxEXPAND | wxALL);
			_log_debug_encode = new wxCheckBox (_panel, wxID_ANY, _("Debug: encode"));
			t->Add (_log_debug_encode, 1, wxEXPAND | wxALL);
			_log_debug_email = new wxCheckBox (_panel, wxID_ANY, _("Debug: email sending"));
			t->Add (_log_debug_email, 1, wxEXPAND | wxALL);
			table->Add (t, 0, wxALL, 6);
		}

#ifdef DCPOMATIC_WINDOWS
		_win32_console = new wxCheckBox (_panel, wxID_ANY, _("Open console window"));
		table->Add (_win32_console, 1, wxEXPAND | wxALL);
		table->AddSpacer (0);
#endif

		_maximum_j2k_bandwidth->SetRange (1, 1000);
		_maximum_j2k_bandwidth->Bind (wxEVT_COMMAND_SPINCTRL_UPDATED, boost::bind (&AdvancedPage::maximum_j2k_bandwidth_changed, this));
		_allow_any_dcp_frame_rate->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::allow_any_dcp_frame_rate_changed, this));
		_only_servers_encode->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::only_servers_encode_changed, this));
		_log_general->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
		_log_warning->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
		_log_error->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
		_log_timing->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
		_log_debug_decode->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
		_log_debug_encode->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
		_log_debug_email->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::log_changed, this));
#ifdef DCPOMATIC_WINDOWS
		_win32_console->Bind (wxEVT_COMMAND_CHECKBOX_CLICKED, boost::bind (&AdvancedPage::win32_console_changed, this));
#endif
	}

	void config_changed ()
	{
		Config* config = Config::instance ();

		checked_set (_maximum_j2k_bandwidth, config->maximum_j2k_bandwidth() / 1000000);
		checked_set (_allow_any_dcp_frame_rate, config->allow_any_dcp_frame_rate ());
		checked_set (_only_servers_encode, config->only_servers_encode ());
		checked_set (_log_general, config->log_types() & LogEntry::TYPE_GENERAL);
		checked_set (_log_warning, config->log_types() & LogEntry::TYPE_WARNING);
		checked_set (_log_error, config->log_types() & LogEntry::TYPE_ERROR);
		checked_set (_log_timing, config->log_types() & LogEntry::TYPE_TIMING);
		checked_set (_log_debug_decode, config->log_types() & LogEntry::TYPE_DEBUG_DECODE);
		checked_set (_log_debug_encode, config->log_types() & LogEntry::TYPE_DEBUG_ENCODE);
		checked_set (_log_debug_email, config->log_types() & LogEntry::TYPE_DEBUG_EMAIL);
#ifdef DCPOMATIC_WINDOWS
		checked_set (_win32_console, config->win32_console());
#endif
	}

	void maximum_j2k_bandwidth_changed ()
	{
		Config::instance()->set_maximum_j2k_bandwidth (_maximum_j2k_bandwidth->GetValue() * 1000000);
	}

	void allow_any_dcp_frame_rate_changed ()
	{
		Config::instance()->set_allow_any_dcp_frame_rate (_allow_any_dcp_frame_rate->GetValue ());
	}

	void only_servers_encode_changed ()
	{
		Config::instance()->set_only_servers_encode (_only_servers_encode->GetValue ());
	}

	void log_changed ()
	{
		int types = 0;
		if (_log_general->GetValue ()) {
			types |= LogEntry::TYPE_GENERAL;
		}
		if (_log_warning->GetValue ()) {
			types |= LogEntry::TYPE_WARNING;
		}
		if (_log_error->GetValue ())  {
			types |= LogEntry::TYPE_ERROR;
		}
		if (_log_timing->GetValue ()) {
			types |= LogEntry::TYPE_TIMING;
		}
		if (_log_debug_decode->GetValue ()) {
			types |= LogEntry::TYPE_DEBUG_DECODE;
		}
		if (_log_debug_encode->GetValue ()) {
			types |= LogEntry::TYPE_DEBUG_ENCODE;
		}
		if (_log_debug_email->GetValue ()) {
			types |= LogEntry::TYPE_DEBUG_EMAIL;
		}
		Config::instance()->set_log_types (types);
	}

#ifdef DCPOMATIC_WINDOWS
	void win32_console_changed ()
	{
		Config::instance()->set_win32_console (_win32_console->GetValue ());
	}
#endif

	wxSpinCtrl* _maximum_j2k_bandwidth;
	wxCheckBox* _allow_any_dcp_frame_rate;
	wxCheckBox* _only_servers_encode;
	wxCheckBox* _log_general;
	wxCheckBox* _log_warning;
	wxCheckBox* _log_error;
	wxCheckBox* _log_timing;
	wxCheckBox* _log_debug_decode;
	wxCheckBox* _log_debug_encode;
	wxCheckBox* _log_debug_email;
#ifdef DCPOMATIC_WINDOWS
	wxCheckBox* _win32_console;
#endif
};

wxPreferencesEditor*
create_config_dialog ()
{
	wxPreferencesEditor* e = new wxPreferencesEditor ();

#ifdef DCPOMATIC_OSX
	/* Width that we force some of the config panels to be on OSX so that
	   the containing window doesn't shrink too much when we select those panels.
	   This is obviously an unpleasant hack.
	*/
	wxSize ps = wxSize (520, -1);
	int const border = 16;
#else
	wxSize ps = wxSize (-1, -1);
	int const border = 8;
#endif

	e->AddPage (new GeneralPage (ps, border));
	e->AddPage (new DefaultsPage (ps, border));
	e->AddPage (new EncodingServersPage (ps, border));
	e->AddPage (new KeysPage (ps, border));
	e->AddPage (new TMSPage (ps, border));
	e->AddPage (new KDMEmailPage (ps, border));
	e->AddPage (new AdvancedPage (ps, border));
	return e;
}