// Copyright (c) 2010, Amar Takhar <verm@aegisub.org>
//
// Permission to use, copy, modify, and distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
//
// $Id$

/// @file preferences.cpp
/// @brief Preferences dialogue
/// @ingroup configuration_ui


#ifndef AGI_PRE
#include <wx/checkbox.h>
#include <wx/combobox.h>
#include <wx/filefn.h>
#include <wx/sizer.h>
#include <wx/spinctrl.h>
#include <wx/stattext.h>
#include <wx/stdpaths.h>
#include <wx/treebook.h>
#endif

#include <libaegisub/exception.h>

#include "colour_button.h"
#include "compat.h"
#include "libresrc/libresrc.h"
#include "preferences.h"
#include "main.h"
#include "subtitles_provider_manager.h"
#include "video_provider_manager.h"
#include "audio_player_manager.h"
#include "audio_provider_manager.h"

/// Define make all platform-specific options visible in a single view.
#define SHOW_ALL 1

DEFINE_BASE_EXCEPTION_NOINNER(PreferencesError, agi::Exception)
DEFINE_SIMPLE_EXCEPTION_NOINNER(PreferenceIncorrectType, PreferencesError, "preferences/incorrect_type")
DEFINE_SIMPLE_EXCEPTION_NOINNER(PreferenceNotSupported, PreferencesError, "preferences/not_supported")



class OptionPage: public wxScrolled<wxPanel> {
public:

	enum Style {
		PAGE_DEFAULT	=	0x00000000,
		PAGE_SCROLL		=	0x00000001,
		PAGE_SUB		=	0x00000002
	};

	wxSizer *sizer;

	void CellSkip(wxFlexGridSizer *&flex) {
		flex->Add(new wxStaticText(this, wxID_ANY , wxEmptyString), 0, wxALL, 5);
	}

	OptionPage(wxTreebook *book, wxString name, int style = PAGE_DEFAULT):
		wxScrolled<wxPanel>(book, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxVSCROLL) {

		if (style & PAGE_SUB) {
			book->AddSubPage(this, name, true);
		} else {
			book->AddPage(this, name, true);
		}

		if (style & PAGE_SCROLL) {
			SetScrollbars(0, 20, 0, 50);
		} else {
			SetScrollbars(0, 0, 0, 0);
		}

		sizer = new wxBoxSizer(wxVERTICAL);
	}


	~OptionPage() {}

	void OptionAdd(wxFlexGridSizer *&flex, const wxString &name, const char *opt_name, double min=0, double max=100, double inc=1) {

		agi::OptionValue *opt = OPT_GET(opt_name);

		int type = opt->GetType();

		switch (type) {

			case agi::OptionValue::Type_Bool: {
				wxCheckBox *cb = new wxCheckBox(this, wxID_ANY, name);
				flex->Add(cb, 1, wxEXPAND, 0);
				cb->SetValue(opt->GetBool());
				break;
			}

			case agi::OptionValue::Type_Int:
			case agi::OptionValue::Type_Double: {
				flex->Add(new wxStaticText(this, wxID_ANY, name), 1, wxALIGN_CENTRE_VERTICAL);
				wxSpinCtrlDouble *scd = new wxSpinCtrlDouble(this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize, wxSP_ARROW_KEYS, min, max, opt->GetInt(), inc);
				flex->Add(scd);

				break;
			}

			case agi::OptionValue::Type_String: {
				flex->Add(new wxStaticText(this, wxID_ANY, name), 1, wxALIGN_CENTRE_VERTICAL);
				wxTextCtrl *text = new wxTextCtrl(this, wxID_ANY , lagi_wxString(opt->GetString()), wxDefaultPosition, wxDefaultSize);
				flex->Add(text, 1, wxEXPAND);
				break;
			}

			case agi::OptionValue::Type_Colour: {
				flex->Add(new wxStaticText(this, wxID_ANY, name), 1, wxALIGN_CENTRE_VERTICAL);
				flex->Add(new ColourButton(this, wxID_ANY, wxSize(40,10), lagi_wxColour(opt->GetColour())));
				break;
			}

			default:
				throw PreferenceNotSupported("Unsupported type");
		}
	}


	void OptionChoice(wxFlexGridSizer *&flex, const wxString &name, const wxArrayString &choices, const char *opt_name) {
		agi::OptionValue *opt = OPT_GET(opt_name);

		int type = opt->GetType();
		wxString selection;

		switch (type) {
			case agi::OptionValue::Type_Int: {
				selection = choices.Item(opt->GetInt());
				break;
			}
			case agi::OptionValue::Type_String: {
				selection.assign(opt->GetString());
				break;
			}
			default:
				throw PreferenceNotSupported("Unsupported type");
		}

		flex->Add(new wxStaticText(this, wxID_ANY, name), 1, wxALIGN_CENTRE_VERTICAL);
		wxComboBox *cb = new wxComboBox(this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize, choices, wxCB_READONLY | wxCB_DROPDOWN);
		cb->SetValue(selection);
		flex->Add(cb, 1, wxEXPAND, 0);
	}


	wxFlexGridSizer* PageSizer(wxString name) {
		wxSizer *tmp_sizer = new wxStaticBoxSizer(wxHORIZONTAL, this, name);
		sizer->Add(tmp_sizer, 0,wxEXPAND, 5);
		wxFlexGridSizer *flex = new wxFlexGridSizer(2,5,5);
		flex->AddGrowableCol(0,1);
		tmp_sizer->Add(flex, 1, wxEXPAND, 5);
		sizer->AddSpacer(8);
		return flex;
	}


	void OptionBrowse(wxFlexGridSizer *&flex, const wxString &name, BrowseType browse_type, const char *opt_name) {

		agi::OptionValue *opt = OPT_GET(opt_name);

		if (opt->GetType() != agi::OptionValue::Type_String)
			throw PreferenceIncorrectType("Option must be agi::OptionValue::Type_String for BrowseButton.");

		flex->Add(new wxStaticText(this, wxID_ANY, name), 1, wxALIGN_CENTRE_VERTICAL);

		wxFlexGridSizer *button_flex = new wxFlexGridSizer(2,5,5);
		button_flex->AddGrowableCol(0,1);
		flex->Add(button_flex, 1, wxEXPAND, 5);

		wxTextCtrl *text = new wxTextCtrl(this, wxID_ANY , opt->GetString(), wxDefaultPosition, wxDefaultSize);
		button_flex->Add(text, 1, wxEXPAND);
		BrowseButton *browse = new BrowseButton(this, wxID_ANY, wxEmptyString, browse_type);
		browse->Bind(text);
		button_flex->Add(browse, 1, wxEXPAND);
	}


};


void Preferences::OnOK(wxCommandEvent &event) {
	EndModal(0);
}


void Preferences::OnApply(wxCommandEvent &event) {
}


void Preferences::OnCancel(wxCommandEvent &event) {
	EndModal(0);
}


class General: public OptionPage {
public:
	General(wxTreebook *book): OptionPage(book, _("General")) {

		wxFlexGridSizer *startup = PageSizer(_("Startup"));
		OptionAdd(startup, _("Check for updates"), "App/Splash");
		OptionAdd(startup, _("Show Splash Screen"), "App/Splash");

		wxFlexGridSizer *recent = PageSizer(_("Recently Used Lists"));
		OptionAdd(recent, _("Files"), "Limits/MRU");
		OptionAdd(recent, _("Find/Replace"), "Limits/Find Replace");
		sizer->AddSpacer(15);

		wxFlexGridSizer *undo = PageSizer(_("Undo / Redo Settings"));
		OptionAdd(undo, _("Undo Levels"), "Limits/MRU");

		SetSizerAndFit(sizer);
	}
};


class Subtitles: public OptionPage {
public:
	Subtitles(wxTreebook *book): OptionPage(book, _("Subtitles")) {

		wxFlexGridSizer *general = PageSizer(_("Options"));
		OptionAdd(general, _("Enable call tips"), "App/Call Tips");
		OptionAdd(general, _("Enable syntax highlighting"), "Subtitle/Highlight/Syntax");
		OptionAdd(general, _("Link commiting of times"), "Subtitle/Edit Box/Link Time Boxes Commit");
		OptionAdd(general, _("Overwrite-Insertion in time boxes"), "Subtitle/Time Edit/Insert Mode");

		wxFlexGridSizer *grid = PageSizer(_("Grid"));
		OptionAdd(grid, _("Allow grid to take focus"), "Subtitle/Grid/Focus Allow");
		OptionAdd(grid, _("Highlight visible subtitles"), "Subtitle/Grid/Highlight Subtitles in Frame");

		SetSizerAndFit(sizer);
	}
};


class Audio: public OptionPage {
public:
	Audio(wxTreebook *book): OptionPage(book, _("Audio")) {

		wxFlexGridSizer *general = PageSizer(_("Options"));
		OptionAdd(general, _("Grab times from line upon selection"), "Audio/Grab Times on Select");
		OptionAdd(general, _("Default mouse wheel to zoom"), "Audio/Wheel Default to Zoom");
		OptionAdd(general, _("Lock scroll on cursor"), "Audio/Lock Scroll on Cursor");
		OptionAdd(general, _("Snap to keyframes"), "Audio/Display/Snap/Keyframes");
		OptionAdd(general, _("Snap to adjacent lines"), "Audio/Display/Snap/Other Lines");
		OptionAdd(general, _("Auto-focus on mouse over"), "Audio/Auto/Focus");
		OptionAdd(general, _("Play audio when stepping in video"), "Audio/Plays When Stepping Video");
		CellSkip(general);
		OptionAdd(general, _("Default timing length"), "Timing/Default Duration", 0, 36000);
		OptionAdd(general, _("Default lead-in length"), "Audio/Lead/IN", 0, 36000);
		OptionAdd(general, _("Default lead-out length"), "Audio/Lead/OUT", 0, 36000);

		const wxString dtl_arr[3] = { _("Don't show"), _("Show previous"), _("Show all") };
		wxArrayString choice_dtl(3, dtl_arr);
		OptionChoice(general, _("Show inactive lines"), choice_dtl, "Audio/Inactive Lines Display Mode");
		OptionAdd(general, _("Start-marker drag sensitivity"), "Audio/Start Drag Sensitivity", 1, 15);

		wxFlexGridSizer *display = PageSizer(_("Display Visual Options"));
		OptionAdd(display, _("Secondary lines"), "Audio/Display/Draw/Secondary Lines");
		OptionAdd(display, _("Selection background"), "Audio/Display/Draw/Selection Background");
		OptionAdd(display, _("Timeline"), "Audio/Display/Draw/Timeline");
		OptionAdd(display, _("Cursor time"), "Audio/Display/Draw/Cursor Time");
		OptionAdd(display, _("Keyframes"), "Audio/Display/Draw/Keyframes");
		OptionAdd(display, _("Video position"), "Audio/Display/Draw/Video Position");

		SetSizerAndFit(sizer);
	}
};


class Video: public OptionPage {
public:
	Video(wxTreebook *book): OptionPage(book, _("Video")) {

		wxFlexGridSizer *general = PageSizer(_("Options"));
		OptionAdd(general, _("Show keyframes in slider"), "Video/Slider/Show Keyframes");
		OptionAdd(general, _("Always show visual tools"), "Tool/Visual/Always Show");

		const wxString cres_arr[3] = { _("Never"), _("Ask"), _("Always") };
		wxArrayString choice_res(3, cres_arr);
		OptionChoice(general, _("Match video resolution on open"), choice_res, "Video/Check Script Res");

		const wxString czoom_arr[24] = { _T("12.5%"), _T("25%"), _T("37.5%"), _T("50%"), _T("62.5%"), _T("75%"), _T("87.5%"), _T("100%"), _T("112.5%"), _T("125%"), _T("137.5%"), _T("150%"), _T("162.5%"), _T("175%"), _T("187.5%"), _T("200%"), _T("212.5%"), _T("225%"), _T("237.5%"), _T("250%"), _T("262.5%"), _T("275%"), _T("287.5%"), _T("300%") };
		wxArrayString choice_zoom(24, czoom_arr);
		OptionChoice(general, _("Default Zoom"), choice_zoom, "Video/Default Zoom");

		OptionAdd(general, _("Fast jump step in frames"), "Video/Slider/Fast Jump Step");

		const wxString cscr_arr[3] = { _("?video"), _("?script"), _(".") };
		wxArrayString scr_res(3, cscr_arr);
		OptionChoice(general, _("Screenshot save path"), scr_res, "Path/Screenshot");

		SetSizerAndFit(sizer);
	}
};


class Interface: public OptionPage {
public:
	Interface(wxTreebook *book): OptionPage(book, _("Interface")) {

		wxFlexGridSizer *grid = PageSizer(_("Subtitle Grid"));
		OptionBrowse(grid, _("Font face"), BROWSE_FONT, "Subtitle/Grid/Font Face");
		OptionAdd(grid, _("Font size"), "Subtitle/Grid/Font Size", 3, 42);

		OptionAdd(grid, _("Hide overrides symbol"), "Subtitle/Grid/Hide Overrides Char");

		SetSizerAndFit(sizer);
	}
};


class Interface_Colours: public OptionPage {
public:
	Interface_Colours(wxTreebook *book): OptionPage(book, _("Colours"), PAGE_SCROLL|PAGE_SUB) {

		wxFlexGridSizer *general = PageSizer(_("General"));
		OptionAdd(general, _("Modified Background"), "Colour/Background/Modified");

		wxFlexGridSizer *audio = PageSizer(_("Audio Display"));
		OptionAdd(audio, _("Play cursor"), "Colour/Audio Display/Play Cursor");
		OptionAdd(audio, _("Background"), "Colour/Audio Display/Background/Background");
		OptionAdd(audio, _("Selection background"), "Colour/Audio Display/Background/Selection");
		OptionAdd(audio, _("Selection background modified"), "Colour/Audio Display/Background/Selection Modified");
		OptionAdd(audio, _("Seconds boundaries"), "Colour/Audio Display/Seconds Boundaries");
		OptionAdd(audio, _("Waveform"), "Colour/Audio Display/Waveform");
		OptionAdd(audio, _("Waveform selected"), "Colour/Audio Display/Waveform Selected");
		OptionAdd(audio, _("Waveform Modified"), "Colour/Audio Display/Waveform Modified");
		OptionAdd(audio, _("Waveform Inactive"), "Colour/Audio Display/Waveform Inactive");
		OptionAdd(audio, _("Line boundary start"), "Colour/Audio Display/Line boundary Start");
		OptionAdd(audio, _("Line boundary end"), "Colour/Audio Display/Line boundary End");
		OptionAdd(audio, _("Line boundary inactive line"), "Colour/Audio Display/Line Boundary Inactive Line");
		OptionAdd(audio, _("Syllable text"), "Colour/Audio Display/Syllable Text");
		OptionAdd(audio, _("Syllable boundaries"), "Colour/Audio Display/Syllable Boundaries");

		wxFlexGridSizer *syntax = PageSizer(_("Syntax Highlighting"));
		OptionAdd(syntax, _("Normal"), "Colour/Subtitle/Syntax/Normal");
		OptionAdd(syntax, _("Brackets"), "Colour/Subtitle/Syntax/Brackets");
		OptionAdd(syntax, _("Slashes and Parentheses"), "Colour/Subtitle/Syntax/Slashes");
		OptionAdd(syntax, _("Tags"), "Colour/Subtitle/Syntax/Highlight Tags");
		OptionAdd(syntax, _("Parameters"), "Colour/Subtitle/Syntax/Parameters");
		OptionAdd(syntax, _("Error"), "Colour/Subtitle/Syntax/Error");
		OptionAdd(syntax, _("Error Background"), "Colour/Subtitle/Syntax/Background/Error");
		OptionAdd(syntax, _("Line Break"), "Colour/Subtitle/Syntax/Line Break");
		OptionAdd(syntax, _("Karaoke templates"), "Colour/Subtitle/Syntax/Karaoke Template");

		wxFlexGridSizer *grid = PageSizer(_("Subtitle Grid"));
		OptionAdd(grid, _("Standard foreground"), "Colour/Subtitle Grid/Standard");
		OptionAdd(grid, _("Standard background"), "Colour/Subtitle Grid/Background/Background");
		OptionAdd(grid, _("Selection foreground"), "Colour/Subtitle Grid/Selection");
		OptionAdd(grid, _("Selection background"), "Colour/Subtitle Grid/Background/Selection");
		OptionAdd(grid, _("Comment background"), "Colour/Subtitle Grid/Background/Comment");
		OptionAdd(grid, _("Selected comment background"), "Colour/Subtitle Grid/Background/Selected Comment");
		OptionAdd(grid, _("Left Column"), "Colour/Subtitle Grid/Left Column");
		OptionAdd(grid, _("Active Line Border"), "Colour/Subtitle Grid/Active Border");
		OptionAdd(grid, _("Lines"), "Colour/Subtitle Grid/Lines");

		SetSizerAndFit(sizer);
	}
};


class Interface_Hotkeys: public OptionPage {
public:
	Interface_Hotkeys(wxTreebook *book): OptionPage(book, _("Hotkeys"), PAGE_SUB) {

		wxFlexGridSizer *hotkeys = PageSizer(_("Hotkeys"));
		hotkeys->Add(new wxStaticText(this, wxID_ANY, _T("To be added after hotkey rewrite.")), 0, wxALL, 5);
		SetSizerAndFit(sizer);
	}
};


class Paths: public OptionPage {
public:
	Paths(wxTreebook *book): OptionPage(book, _("Paths")) {

		wxFlexGridSizer *general = PageSizer(_("General"));
		general->Add(new wxStaticText(this, wxID_ANY, _T("TBD..")), 0, wxALL, 5);

		SetSizerAndFit(sizer);
	}
};


class File_Associations: public OptionPage {
public:
	File_Associations(wxTreebook *book): OptionPage(book, _("File Associations")) {

		wxFlexGridSizer *assoc = PageSizer(_("General"));
		assoc->Add(new wxStaticText(this, wxID_ANY, _T("TBD..")), 0, wxALL, 5);

		SetSizerAndFit(sizer);
	}
};


class Backup: public OptionPage {
public:
	Backup(wxTreebook *book): OptionPage(book, _("Backup")) {
		wxFlexGridSizer *save = PageSizer(_("Automatic Save"));
		OptionAdd(save, _("Enable"), "App/Auto/Backup");
		CellSkip(save);
		OptionAdd(save, _("Interval in seconds."), "App/Auto/Save Every Seconds");
		OptionBrowse(save, _("Path"), BROWSE_FOLDER, "Path/Auto/Save");

		wxFlexGridSizer *backup = PageSizer(_("Automatic Backup"));
		CellSkip(backup);
		OptionAdd(backup, _("Enable"), "App/Auto/Backup");
		OptionBrowse(backup, _("Path"), BROWSE_FOLDER, "Path/Auto/Backup");

		SetSizerAndFit(sizer);
	}
};



class Automation: public OptionPage {
public:
	Automation(wxTreebook *book): OptionPage(book, _("Automation")) {
		wxFlexGridSizer *general = PageSizer(_("General"));

		OptionAdd(general, _("Base path"), "Path/Automation/Base");
		OptionAdd(general, _("Include path"), "Path/Automation/Include");
		OptionAdd(general, _("Auto-load path"), "Path/Automation/Autoload");

		const wxString tl_arr[6] = { _("Fatal"), _("Error"), _("Warning"), _("Hint"), _("Debug"), _("Trace") };
		wxArrayString tl_choice(6, tl_arr);
		OptionChoice(general, _("Trace level"), tl_choice, "Automation/Trace Level");

		const wxString tp_arr[3] = { _("Normal"), _("Below Normal (recommended)"), _("Lowest") };
		wxArrayString tp_choice(3, tp_arr);
		OptionChoice(general, _("Thread priority"), tp_choice, "Automation/Lua/Thread Priority");

		const wxString ar_arr[4] = { _("No scripts"), _("Subtitle-local scripts"), _("Global autoload scripts"), _("All scripts") };
		wxArrayString ar_choice(4, ar_arr);
		OptionChoice(general, _("Autoreload on Export"), ar_choice, "Automation/Autoreload Mode");

		SetSizerAndFit(sizer);
	}
};


class Advanced: public OptionPage {
public:
	Advanced(wxTreebook *book): OptionPage(book, _("Advanced")) {
		wxFlexGridSizer *general = PageSizer(_("General"));

		wxStaticText *warning = new wxStaticText(this, wxID_ANY ,_("Changing these settings might result in bugs and/or crashes.  Do not touch these unless you know what you're doing."));
		warning->SetFont(wxFont(12, wxFONTFAMILY_SWISS, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_BOLD));
		sizer->Fit(this);
		warning->Wrap(400);
		general->Add(warning, 0, wxALL, 5);

		SetSizerAndFit(sizer);
	}
};


class Advanced_Interface: public OptionPage {
public:
	Advanced_Interface(wxTreebook *book): OptionPage(book, _("Backup"), PAGE_SUB) {
		wxFlexGridSizer *interface_ = PageSizer(_("Interface"));

		interface_->Add(new wxStaticText(this, wxID_ANY, _T("TBD..")), 0, wxALL, 5);

		SetSizerAndFit(sizer);
	}
};


class Advanced_Audio: public OptionPage {
public:
	Advanced_Audio(wxTreebook *book): OptionPage(book, _("Audio"), PAGE_SUB) {
		wxFlexGridSizer *expert = PageSizer(_("Expert"));

		wxArrayString ap_choice = AudioProviderFactoryManager::GetFactoryList();
		OptionChoice(expert, _("Audio provider"), ap_choice, "Audio/Provider");

		wxArrayString apl_choice = AudioPlayerFactoryManager::GetFactoryList();
		OptionChoice(expert, _("Audio player"), apl_choice, "Audio/Player");

		wxFlexGridSizer *cache = PageSizer(_("Cache"));
		const wxString ct_arr[3] = { _("None (NOT RECOMMENDED)"), _("RAM"), _("Hard Disk") };
		wxArrayString ct_choice(3, ct_arr);
		OptionChoice(cache, _("Cache type"), ct_choice, "Audio/Cache/Type");

		OptionBrowse(cache, _("Path"), BROWSE_FOLDER, "Audio/Cache/HD/Location");
		OptionAdd(cache, _("File name"), "Audio/Cache/HD/Name");

		wxFlexGridSizer *spectrum = PageSizer(_("Spectrum"));

		OptionAdd(spectrum, _("Cutoff"), "Audio/Renderer/Spectrum/Cutoff");

		const wxString sq_arr[4] = { _("Regular quality"), _("Better quality"), _("High quality"), _("Insane quality") };
		wxArrayString sq_choice(4, sq_arr);
		OptionChoice(spectrum, _("Quality"), sq_choice, "Audio/Renderer/Spectrum/Quality");

		OptionAdd(spectrum, _("Cache memory max (MB)"), "Audio/Renderer/Spectrum/Memory Max", 2, 1024);

#if defined(WIN32) || defined(SHOW_ALL)
		wxFlexGridSizer *windows = PageSizer(_("Windows Specific"));
		const wxString adm_arr[3] = { _T("ConvertToMono"), _T("GetLeftChannel"), _T("GetRightChannel") };
		wxArrayString adm_choice(3, adm_arr);
		OptionChoice(windows, _("Avisynth down-mixer"), adm_choice, "Audio/Downmixer");
#endif

		SetSizerAndFit(sizer);
	}
};


class Advanced_Video: public OptionPage {
public:
	Advanced_Video(wxTreebook *book): OptionPage(book, _("Video")) {
		wxFlexGridSizer *expert = PageSizer(_("Expert"));

		wxArrayString vp_choice = VideoProviderFactoryManager::GetFactoryList();
		OptionChoice(expert, _("Video provider"), vp_choice, "Video/Provider");

		wxArrayString sp_choice = SubtitlesProviderFactoryManager::GetFactoryList();
		OptionChoice(expert, _("Subtitle provider"), sp_choice, "Subtitle/Provider");


#if defined(WIN32) || defined(SHOW_ALL)
		wxFlexGridSizer *windows = PageSizer(_("Windows Specific"));
		OptionAdd(windows, _("Allow pre-2.56a Avisynth"), "Provider/Avisynth/Allow Ancient");
		CellSkip(windows);
		OptionAdd(windows, _("Avisynth memory limit"), "Provider/Avisynth/Memory Max");
#endif

		SetSizerAndFit(sizer);
	}
};


Preferences::Preferences(wxWindow *parent): wxDialog(parent, -1, _("Preferences"), wxDefaultPosition, wxSize(-1, 500)) {
//	SetIcon(BitmapToIcon(GETIMAGE(options_button_24)));

	book = new wxTreebook(this, -1, wxDefaultPosition, wxDefaultSize);
	general = new General(book);
	subtitles = new Subtitles(book);
	audio = new Audio(book);
	video = new Video(book);
	interface_ = new Interface(book);
	interface_colours = new Interface_Colours(book);
	interface_hotkeys = new Interface_Hotkeys(book);
	paths = new Paths(book);
	file_associations = new File_Associations(book);
	backup = new Backup(book);
	automation = new Automation(book);
	advanced = new Advanced(book);
	advanced_interface = new Advanced_Interface(book);
	advanced_audio = new Advanced_Audio(book);
	advanced_video = new Advanced_Video(book);

	book->Fit();

	/// @todo Save the last page and start with that page on next launch.
	book->ChangeSelection(0);

	// Bottom Buttons
	wxStdDialogButtonSizer *stdButtonSizer = new wxStdDialogButtonSizer();
	stdButtonSizer->AddButton(new wxButton(this,wxID_OK));
	stdButtonSizer->AddButton(new wxButton(this,wxID_CANCEL));
	stdButtonSizer->AddButton(new wxButton(this,wxID_APPLY));
	stdButtonSizer->Realize();
	wxSizer *buttonSizer = new wxBoxSizer(wxHORIZONTAL);
	wxButton *defaultButton = new wxButton(this,2342,_("Restore Defaults"));
	buttonSizer->Add(defaultButton,0,wxEXPAND);
	buttonSizer->AddStretchSpacer(1);
	buttonSizer->Add(stdButtonSizer,0,wxEXPAND);


	// Main Sizer
	wxSizer *mainSizer = new wxBoxSizer(wxVERTICAL);
	mainSizer->Add(book, 1 ,wxEXPAND | wxALL, 5);
	mainSizer->Add(buttonSizer,0,wxEXPAND | wxLEFT | wxRIGHT | wxBOTTOM,5);
	SetSizerAndFit(mainSizer);
	this->SetMinSize(wxSize(-1, 500));
	this->SetMaxSize(wxSize(-1, 500));
	CenterOnParent();



}

Preferences::~Preferences() {

}


BEGIN_EVENT_TABLE(Preferences, wxDialog)
    EVT_BUTTON(wxID_OK, Preferences::OnOK)
    EVT_BUTTON(wxID_CANCEL, Preferences::OnCancel)
    EVT_BUTTON(wxID_APPLY, Preferences::OnApply)
END_EVENT_TABLE()