/* Copyright (C) 2005-2011, Thorvald Natvig <thorvald@natvig.com>
   Copyright (C) 2009-2011, Stefan Hacker <dd0t@users.sourceforge.net>

   All rights reserved.

   Redistribution and use in source and binary forms, with or without
   modification, are permitted provided that the following conditions
   are met:

   - Redistributions of source code must retain the above copyright notice,
     this list of conditions and the following disclaimer.
   - Redistributions in binary form must reproduce the above copyright notice,
     this list of conditions and the following disclaimer in the documentation
     and/or other materials provided with the distribution.
   - Neither the name of the Mumble Developers nor the names of its
     contributors may be used to endorse or promote products derived from this
     software without specific prior written permission.

   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR
   CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
   EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
   PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
   PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
   LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

#include "mumble_pch.hpp"

#include "Settings.h"

#include "AudioInput.h"
#include "Cert.h"
#include "Log.h"
#include "Global.h"
#include "SSL.h"

#include "../../overlay/overlay.h"

bool Shortcut::isServerSpecific() const {
	if (qvData.canConvert<ShortcutTarget>()) {
		const ShortcutTarget &sc = qvariant_cast<ShortcutTarget> (qvData);
		return sc.isServerSpecific();
	}
	return false;
}

bool Shortcut::operator < (const Shortcut &other) const {
	return (iIndex < other.iIndex);
}

bool Shortcut::operator == (const Shortcut &other) const {
	return (iIndex == other.iIndex) && (qlButtons == other.qlButtons) && (qvData == other.qvData) && (bSuppress == other.bSuppress);
}

ShortcutTarget::ShortcutTarget() {
	bUsers = true;
	iChannel = -3;
	bLinks = bChildren = bForceCenter = false;
}

bool ShortcutTarget::isServerSpecific() const {
	return (! bUsers && (iChannel >= 0));
}

bool ShortcutTarget::operator == (const ShortcutTarget &o) const {
	if ((bUsers != o.bUsers) || (bForceCenter != o.bForceCenter))
		return false;
	if (bUsers)
		return (qlUsers == o.qlUsers) && (qlSessions == o.qlSessions);
	else
		return (iChannel == o.iChannel) && (bLinks == o.bLinks) && (bChildren == o.bChildren) && (qsGroup == o.qsGroup);
}

quint32 qHash(const ShortcutTarget &t) {
	quint32 h = t.bForceCenter ? 0x55555555 : 0xaaaaaaaa;
	if (t.bUsers) {
		foreach(unsigned int u, t.qlSessions)
			h ^= u;
	} else {
		h ^= t.iChannel;
		if (t.bLinks)
			h ^= 0x80000000;
		if (t.bChildren)
			h ^= 0x40000000;
		h ^= qHash(t.qsGroup);
		h = ~h;
	}
	return h;
}

quint32 qHash(const QList<ShortcutTarget> &l) {
	quint32 h = l.count();
	foreach(const ShortcutTarget &st, l)
		h ^= qHash(st);
	return h;
}

QDataStream &operator<< (QDataStream &qds, const ShortcutTarget &st) {
	qds << st.bUsers << st.bForceCenter;

	if (st.bUsers)
		return qds << st.qlUsers;
	else
		return qds << st.iChannel << st.qsGroup << st.bLinks << st.bChildren;
}

QDataStream &operator>> (QDataStream &qds, ShortcutTarget &st) {
	qds >> st.bUsers >> st.bForceCenter;
	if (st.bUsers)
		return qds >> st.qlUsers;
	else
		return qds >> st.iChannel >> st.qsGroup >> st.bLinks >> st.bChildren;
}

const QString Settings::cqsDefaultPushClickOn = QLatin1String(":/on.ogg");
const QString Settings::cqsDefaultPushClickOff = QLatin1String(":/off.ogg");

OverlaySettings::OverlaySettings() {
	bEnable = true;

	fX = 1.0f;
	fY = 0.0f;
	fZoom = 0.875f;

#ifdef Q_OS_MAC
	qsStyle = QLatin1String("Cleanlooks");
#endif

	osShow = LinkedChannels;
	bAlwaysSelf = true;
	uiActiveTime = 5;
	osSort = Alphabetical;

	qcUserName[Settings::Passive] = QColor(170, 170, 170);
	qcUserName[Settings::Talking] = QColor(255, 255, 255);
	qcUserName[Settings::Whispering] = QColor(128, 255, 128);
	qcUserName[Settings::Shouting] = QColor(255, 128, 255);
	qcChannel = QColor(255, 255, 128);
	qcBoxPen = QColor(0, 0, 0, 224);
	qcBoxFill = QColor(0, 0, 0);

	setPreset();

	// FPS and Time display settings
	qcFps = Qt::white;
	fFps = 0.75f;
	qfFps = qfUserName;
	qrfFps = QRectF(10, 50, -1, 0.023438f);
	bFps = false;
	qrfTime = QRectF(10, 10, -1, 0.023438f);
	bTime = false;

	bUseWhitelist = false;
}

void OverlaySettings::setPreset(const OverlayPresets preset) {
	switch (preset) {
		case LargeSquareAvatar:
			uiColumns = 2;
			fUserName = 0.75f;
			fChannel = 0.75f;
			fMutedDeafened = 0.5f;
			fAvatar = 1.0f;

#if defined(Q_OS_WIN) || defined(Q_OS_MAC)
			qfUserName = QFont(QLatin1String("Verdana"), 20);
#else
			qfUserName = QFont(QLatin1String("Arial"), 20);
#endif
			qfChannel = qfUserName;

			fUser[Settings::Passive] = 0.5f;
			fUser[Settings::Talking] = (7.0f / 8.0f);
			fUser[Settings::Whispering] = (7.0f / 8.0f);
			fUser[Settings::Shouting] = (7.0f / 8.0f);

			qrfUserName = QRectF(-0.0625f, 0.101563f - 0.0625f, 0.125f, 0.023438f);
			qrfChannel = QRectF(-0.03125f, -0.0625f, 0.09375f, 0.015625f);
			qrfMutedDeafened = QRectF(-0.0625f, -0.0625f, 0.0625f, 0.0625f);
			qrfAvatar = QRectF(-0.0625f, -0.0625f, 0.125f, 0.125f);

			fBoxPenWidth = (1.f / 256.0f);
			fBoxPad = (1.f / 256.0f);

			bUserName = true;
			bChannel = true;
			bMutedDeafened = true;
			bAvatar = true;
			bBox = false;

			qaUserName = Qt::AlignCenter;
			qaMutedDeafened = Qt::AlignLeft | Qt::AlignTop;
			qaAvatar = Qt::AlignCenter;
			qaChannel = Qt::AlignCenter;
			break;
		case AvatarAndName:
		default:
			uiColumns = 1;
			fUserName = 1.0f;
			fChannel = (7.0f / 8.0f);
			fMutedDeafened = (7.0f / 8.0f);
			fAvatar = 1.0f;

#if defined(Q_OS_WIN) || defined(Q_OS_MAC)
			qfUserName = QFont(QLatin1String("Verdana"), 20);
#else
			qfUserName = QFont(QLatin1String("Arial"), 20);
#endif
			qfChannel = qfUserName;

			fUser[Settings::Passive] = 0.5f;
			fUser[Settings::Talking] = (7.0f / 8.0f);
			fUser[Settings::Whispering] = (7.0f / 8.0f);
			fUser[Settings::Shouting] = (7.0f / 8.0f);

			qrfUserName = QRectF(0.015625f, -0.015625f, 0.250f, 0.03125f);
			qrfChannel = QRectF(0.03125f, -0.015625f, 0.1875f, 0.015625f);
			qrfMutedDeafened = QRectF(0.234375f, -0.015625f, 0.03125f, 0.03125f);
			qrfAvatar = QRectF(-0.03125f, -0.015625f, 0.03125f, 0.03125f);

			fBoxPenWidth = 0.0f;
			fBoxPad = (1.f / 256.0f);

			bUserName = true;
			bChannel = false;
			bMutedDeafened = true;
			bAvatar = true;
			bBox = true;

			qaUserName = Qt::AlignLeft | Qt::AlignVCenter;
			qaMutedDeafened = Qt::AlignRight | Qt::AlignVCenter;
			qaAvatar = Qt::AlignCenter;
			qaChannel = Qt::AlignLeft | Qt::AlignTop;
			break;
	}
}

Settings::Settings() {
	qRegisterMetaType<ShortcutTarget> ("ShortcutTarget");
	qRegisterMetaTypeStreamOperators<ShortcutTarget> ("ShortcutTarget");
	qRegisterMetaType<QVariant> ("QVariant");

	atTransmit = VAD;
	bTransmitPosition = false;
	bMute = bDeaf = false;
	bTTS = true;
	bTTSMessageReadBack = false;
	iTTSVolume = 75;
	iTTSThreshold = 250;
	iQuality = 40000;
	fVolume = 1.0f;
	fOtherVolume = 0.5f;
	bAttenuateOthersOnTalk = false;
	bAttenuateOthers = true;
	bAttenuateUsersOnPrioritySpeak = false;
	bOnlyAttenuateSameOutput = false;
	bAttenuateLoopbacks = false;
	iMinLoudness = 1000;
	iVoiceHold = 50;
	iJitterBufferSize = 1;
	iFramesPerPacket = 2;
	iNoiseSuppress = -30;

	// Idle auto actions
	iIdleTime = 5 * 60;
	iaeIdleAction = Nothing;

	vsVAD = Amplitude;
	fVADmin = 0.80f;
	fVADmax = 0.98f;

	bTxAudioCue = false;
	qsTxAudioCueOn = cqsDefaultPushClickOn;
	qsTxAudioCueOff = cqsDefaultPushClickOff;

	bUserTop = true;

	bWhisperFriends = false;

	uiDoublePush = 0;
	uiPTTHold = 0;
	bExpert = false;

#ifdef NO_UPDATE_CHECK
	bUpdateCheck = false;
	bPluginCheck = false;
#else
	bUpdateCheck = true;
	bPluginCheck = true;
#endif

#if QT_VERSION >= 0x050000
	qsImagePath = QStandardPaths::writableLocation(QStandardPaths::PicturesLocation);
#else
	qsImagePath = QDesktopServices::storageLocation(QDesktopServices::PicturesLocation);
#endif

	ceExpand = ChannelsWithUsers;
	ceChannelDrag = Ask;
	bMinimalView = false;
	bHideFrame = false;
	aotbAlwaysOnTop = OnTopNever;
	bAskOnQuit = true;
#ifdef Q_OS_WIN
	// Don't enable minimize to tray by default on Windows >= 7
	const QSysInfo::WinVersion winVer = QSysInfo::windowsVersion();
	bHideInTray = (winVer != QSysInfo::WV_WINDOWS7 && winVer != QSysInfo::WV_WINDOWS8 && winVer != QSysInfo::WV_WINDOWS8_1);
#else
	const bool isUnityDesktop = QProcessEnvironment::systemEnvironment().value(QLatin1String("XDG_CURRENT_DESKTOP")) == QLatin1String("Unity");
	bHideInTray = !isUnityDesktop;
#endif
	bStateInTray = true;
	bUsage = true;
	bShowUserCount = false;
	bChatBarUseSelection = false;
	bFilterHidesEmptyChannels = true;
	bFilterActive = false;

	wlWindowLayout = LayoutClassic;
	bShowContextMenuInMenuBar = false;

	ssFilter = ShowReachable;

	iOutputDelay = 5;

	bASIOEnable = true;

	qsALSAInput=QLatin1String("default");
	qsALSAOutput=QLatin1String("default");

	bEcho = false;
	bEchoMulti = true;

	bExclusiveInput = false;
	bExclusiveOutput = false;

	iPortAudioInput = -1; // default device
	iPortAudioOutput = -1; // default device

	bPositionalAudio = true;
	bPositionalHeadphone = false;
	fAudioMinDistance = 1.0f;
	fAudioMaxDistance = 15.0f;
	fAudioMaxDistVolume = 0.80f;
	fAudioBloom = 0.5f;

	// OverlayPrivateWin
	iOverlayWinHelperRestartCooldownMsec = 10000;
	bOverlayWinHelperX86Enable = true;
	bOverlayWinHelperX64Enable = true;

	iLCDUserViewMinColWidth = 50;
	iLCDUserViewSplitterWidth = 2;

	// PTT Button window
	bShowPTTButtonWindow = false;

	// Network settings
	bTCPCompat = false;
	bQoS = true;
	bReconnect = true;
	bAutoConnect = false;
	ptProxyType = NoProxy;
	usProxyPort = 0;

	iMaxImageSize = ciDefaultMaxImageSize;
	iMaxImageWidth = 1024; // Allow 1024x1024 resolution
	iMaxImageHeight = 1024;
	bSuppressIdentity = false;
	qsSslCiphers = MumbleSSL::defaultOpenSSLCipherString();

	bShowTransmitModeComboBox = false;

	// Accessibility
	bHighContrast = false;

	// Recording
#if QT_VERSION >= 0x050000
	qsRecordingPath = QStandardPaths::writableLocation(QStandardPaths::DocumentsLocation);
#else
	qsRecordingPath = QDesktopServices::storageLocation(QDesktopServices::DocumentsLocation);
#endif
	qsRecordingFile = QLatin1String("Mumble-%date-%time-%host-%user");
	rmRecordingMode = RecordingMixdown;
	iRecordingFormat = 0;

	// Special configuration options not exposed to UI
	bDisableCELT = false;
	disablePublicList = false;
	disableConnectDialogEditing = false;
	
	// Config updates
	uiUpdateCounter = 0;

#if defined(AUDIO_TEST)
	lmLoopMode = Server;
#else
	lmLoopMode = None;
#endif
	dPacketLoss = 0;
	dMaxPacketDelay = 0.0f;
	
	requireRestartToApply = false;

	iMaxLogBlocks = 0;

	bShortcutEnable = true;
	bSuppressMacEventTapWarning = false;
	bEnableEvdev = false;
	
	for (int i=Log::firstMsgType; i<=Log::lastMsgType; ++i) {
		qmMessages.insert(i, Settings::LogConsole | Settings::LogBalloon | Settings::LogTTS);
		qmMessageSounds.insert(i, QString());
	}

	qmMessageSounds[Log::CriticalError] = QLatin1String(":/Critical.ogg");
	qmMessageSounds[Log::PermissionDenied] = QLatin1String(":/PermissionDenied.ogg");
	qmMessageSounds[Log::SelfMute] = QLatin1String(":/SelfMutedDeafened.ogg");
	qmMessageSounds[Log::SelfUnmute] = QLatin1String(":/SelfMutedDeafened.ogg");
	qmMessageSounds[Log::SelfDeaf] = QLatin1String(":/SelfMutedDeafened.ogg");
	qmMessageSounds[Log::SelfUndeaf] = QLatin1String(":/SelfMutedDeafened.ogg");
	qmMessageSounds[Log::ServerConnected] = QLatin1String(":/ServerConnected.ogg");
	qmMessageSounds[Log::ServerDisconnected] = QLatin1String(":/ServerDisconnected.ogg");
	qmMessageSounds[Log::TextMessage] = QLatin1String(":/TextMessage.ogg");
	qmMessageSounds[Log::ChannelJoin] = QLatin1String(":/UserJoinedChannel.ogg");
	qmMessageSounds[Log::ChannelLeave] = QLatin1String(":/UserLeftChannel.ogg");
	qmMessageSounds[Log::YouMutedOther] = QLatin1String(":/UserMutedYouOrByYou.ogg");
	qmMessageSounds[Log::YouMuted] = QLatin1String(":/UserMutedYouOrByYou.ogg");
	qmMessageSounds[Log::YouKicked] = QLatin1String(":/UserKickedYouOrByYou.ogg");
	qmMessageSounds[Log::Recording] = QLatin1String(":/RecordingStateChanged.ogg");

	qmMessages[Log::DebugInfo] = Settings::LogConsole;
	qmMessages[Log::Warning] = Settings::LogConsole | Settings::LogBalloon;
	qmMessages[Log::Information] = Settings::LogConsole;
	qmMessages[Log::UserJoin] = Settings::LogConsole;
	qmMessages[Log::UserLeave] = Settings::LogConsole;
	qmMessages[Log::UserKicked] = Settings::LogConsole;
	qmMessages[Log::OtherSelfMute] = Settings::LogConsole;
	qmMessages[Log::OtherMutedOther] = Settings::LogConsole;
	qmMessages[Log::UserRenamed] = Settings::LogConsole;
}

bool Settings::doEcho() const {
	if (! bEcho)
		return false;

	if (AudioInputRegistrar::qmNew) {
		AudioInputRegistrar *air = AudioInputRegistrar::qmNew->value(qsAudioInput);
		if (air) {
			if (air->canEcho(qsAudioOutput))
				return true;
		}
	}
	return false;
}

bool Settings::doPositionalAudio() const {
	return bPositionalAudio;
}

#include BOOST_TYPEOF_INCREMENT_REGISTRATION_GROUP()


BOOST_TYPEOF_REGISTER_TYPE(Qt::Alignment)
BOOST_TYPEOF_REGISTER_TYPE(Settings::AudioTransmit)
BOOST_TYPEOF_REGISTER_TYPE(Settings::VADSource)
BOOST_TYPEOF_REGISTER_TYPE(Settings::LoopMode)
BOOST_TYPEOF_REGISTER_TYPE(Settings::OverlayShow)
BOOST_TYPEOF_REGISTER_TYPE(Settings::ProxyType)
BOOST_TYPEOF_REGISTER_TYPE(Settings::ChannelExpand)
BOOST_TYPEOF_REGISTER_TYPE(Settings::ChannelDrag)
BOOST_TYPEOF_REGISTER_TYPE(Settings::ServerShow)
BOOST_TYPEOF_REGISTER_TYPE(Settings::WindowLayout)
BOOST_TYPEOF_REGISTER_TYPE(Settings::AlwaysOnTopBehaviour)
BOOST_TYPEOF_REGISTER_TYPE(Settings::RecordingMode)
BOOST_TYPEOF_REGISTER_TYPE(QString)
BOOST_TYPEOF_REGISTER_TYPE(QByteArray)
BOOST_TYPEOF_REGISTER_TYPE(QColor)
BOOST_TYPEOF_REGISTER_TYPE(QVariant)
BOOST_TYPEOF_REGISTER_TYPE(QFont)
BOOST_TYPEOF_REGISTER_TEMPLATE(QList, 1)

#define SAVELOAD(var,name) var = qvariant_cast<BOOST_TYPEOF(var)>(settings_ptr->value(QLatin1String(name), var))
#define LOADENUM(var, name) var = static_cast<BOOST_TYPEOF(var)>(settings_ptr->value(QLatin1String(name), var).toInt())
#define LOADFLAG(var, name) var = static_cast<BOOST_TYPEOF(var)>(settings_ptr->value(QLatin1String(name), static_cast<int>(var)).toInt())

void OverlaySettings::load() {
	load(g.qs);
}

void OverlaySettings::load(QSettings* settings_ptr) {
	SAVELOAD(bEnable, "enable");

	LOADENUM(osShow, "show");
	SAVELOAD(bAlwaysSelf, "alwaysself");
	SAVELOAD(uiActiveTime, "activetime");
	LOADENUM(osSort, "sort");

	SAVELOAD(fX, "x");
	SAVELOAD(fY, "y");
	SAVELOAD(fZoom, "zoom");
	SAVELOAD(uiColumns, "columns");

	settings_ptr->beginReadArray(QLatin1String("states"));
	for (int i=0; i<4; ++i) {
		settings_ptr->setArrayIndex(i);
		SAVELOAD(qcUserName[i], "color");
		SAVELOAD(fUser[i], "opacity");
	}
	settings_ptr->endArray();

	SAVELOAD(qfUserName, "userfont");
	SAVELOAD(qfChannel, "channelfont");
	SAVELOAD(qcChannel, "channelcolor");
	SAVELOAD(qfFps, "fpsfont");
	SAVELOAD(qcFps, "fpscolor");

	SAVELOAD(fBoxPad, "padding");
	SAVELOAD(fBoxPenWidth, "penwidth");
	SAVELOAD(qcBoxPen, "pencolor");
	SAVELOAD(qcBoxFill, "fillcolor");

	SAVELOAD(bUserName, "usershow");
	SAVELOAD(bChannel, "channelshow");
	SAVELOAD(bMutedDeafened, "mutedshow");
	SAVELOAD(bAvatar, "avatarshow");
	SAVELOAD(bBox, "boxshow");
	SAVELOAD(bFps, "fpsshow");
	SAVELOAD(bTime, "timeshow");

	SAVELOAD(fUserName, "useropacity");
	SAVELOAD(fChannel, "channelopacity");
	SAVELOAD(fMutedDeafened, "mutedopacity");
	SAVELOAD(fAvatar, "avataropacity");
	SAVELOAD(fFps, "fpsopacity");

	SAVELOAD(qrfUserName, "userrect");
	SAVELOAD(qrfChannel, "channelrect");
	SAVELOAD(qrfMutedDeafened, "mutedrect");
	SAVELOAD(qrfAvatar, "avatarrect");
	SAVELOAD(qrfFps, "fpsrect");

	LOADFLAG(qaUserName, "useralign");
	LOADFLAG(qaChannel, "channelalign");
	LOADFLAG(qaMutedDeafened, "mutedalign");
	LOADFLAG(qaAvatar, "avataralign");

	SAVELOAD(bUseWhitelist, "usewhitelist");
	SAVELOAD(qslBlacklist, "blacklist");
	SAVELOAD(qslWhitelist, "whitelist");
}

void Settings::load() {
	load(g.qs);
}

void Settings::load(QSettings* settings_ptr) {
	// Config updates
	SAVELOAD(uiUpdateCounter, "lastupdate");

	SAVELOAD(bMute, "audio/mute");
	SAVELOAD(bDeaf, "audio/deaf");
	LOADENUM(atTransmit, "audio/transmit");
	SAVELOAD(uiDoublePush, "audio/doublepush");
	SAVELOAD(uiPTTHold, "audio/ptthold");
	SAVELOAD(bTxAudioCue, "audio/pushclick");
	SAVELOAD(qsTxAudioCueOn, "audio/pushclickon");
	SAVELOAD(qsTxAudioCueOff, "audio/pushclickoff");
	SAVELOAD(iQuality, "audio/quality");
	SAVELOAD(iMinLoudness, "audio/loudness");
	SAVELOAD(fVolume, "audio/volume");
	SAVELOAD(fOtherVolume, "audio/othervolume");
	SAVELOAD(bAttenuateOthers, "audio/attenuateothers");
	SAVELOAD(bAttenuateOthersOnTalk, "audio/attenuateothersontalk");
	SAVELOAD(bAttenuateUsersOnPrioritySpeak, "audio/attenuateusersonpriorityspeak");
	SAVELOAD(bOnlyAttenuateSameOutput, "audio/onlyattenuatesameoutput");
	SAVELOAD(bAttenuateLoopbacks, "audio/attenuateloopbacks");
	LOADENUM(vsVAD, "audio/vadsource");
	SAVELOAD(fVADmin, "audio/vadmin");
	SAVELOAD(fVADmax, "audio/vadmax");
	SAVELOAD(iNoiseSuppress, "audio/noisesupress");
	SAVELOAD(iVoiceHold, "audio/voicehold");
	SAVELOAD(iOutputDelay, "audio/outputdelay");

	// Idle auto actions
	SAVELOAD(iIdleTime, "audio/idletime");
	LOADENUM(iaeIdleAction, "audio/idleaction");

	SAVELOAD(fAudioMinDistance, "audio/mindistance");
	SAVELOAD(fAudioMaxDistance, "audio/maxdistance");
	SAVELOAD(fAudioMaxDistVolume, "audio/maxdistancevolume");
	SAVELOAD(fAudioBloom, "audio/bloom");
	SAVELOAD(bEcho, "audio/echo");
	SAVELOAD(bEchoMulti, "audio/echomulti");
	SAVELOAD(bExclusiveInput, "audio/exclusiveinput");
	SAVELOAD(bExclusiveOutput, "audio/exclusiveoutput");
	SAVELOAD(bPositionalAudio, "audio/positional");
	SAVELOAD(bPositionalHeadphone, "audio/headphone");
	SAVELOAD(qsAudioInput, "audio/input");
	SAVELOAD(qsAudioOutput, "audio/output");
	SAVELOAD(bWhisperFriends, "audio/whisperfriends");
	SAVELOAD(bTransmitPosition, "audio/postransmit");

	SAVELOAD(iJitterBufferSize, "net/jitterbuffer");
	SAVELOAD(iFramesPerPacket, "net/framesperpacket");

	SAVELOAD(bASIOEnable, "asio/enable");
	SAVELOAD(qsASIOclass, "asio/class");
	SAVELOAD(qlASIOmic, "asio/mic");
	SAVELOAD(qlASIOspeaker, "asio/speaker");

	SAVELOAD(qsWASAPIInput, "wasapi/input");
	SAVELOAD(qsWASAPIOutput, "wasapi/output");

	SAVELOAD(qsALSAInput, "alsa/input");
	SAVELOAD(qsALSAOutput, "alsa/output");

	SAVELOAD(qsPulseAudioInput, "pulseaudio/input");
	SAVELOAD(qsPulseAudioOutput, "pulseaudio/output");

	SAVELOAD(qsOSSInput, "oss/input");
	SAVELOAD(qsOSSOutput, "oss/output");

	SAVELOAD(qsCoreAudioInput, "coreaudio/input");
	SAVELOAD(qsCoreAudioOutput, "coreaudio/output");

	SAVELOAD(iPortAudioInput, "portaudio/input");
	SAVELOAD(iPortAudioOutput, "portaudio/output");

	SAVELOAD(qbaDXInput, "directsound/input");
	SAVELOAD(qbaDXOutput, "directsound/output");

	SAVELOAD(bTTS, "tts/enable");
	SAVELOAD(iTTSVolume, "tts/volume");
	SAVELOAD(iTTSThreshold, "tts/threshold");
	SAVELOAD(bTTSMessageReadBack, "tts/readback");

	// Network settings
	SAVELOAD(bTCPCompat, "net/tcponly");
	SAVELOAD(bQoS, "net/qos");
	SAVELOAD(bReconnect, "net/reconnect");
	SAVELOAD(bAutoConnect, "net/autoconnect");
	SAVELOAD(bSuppressIdentity, "net/suppress");
	LOADENUM(ptProxyType, "net/proxytype");
	SAVELOAD(qsProxyHost, "net/proxyhost");
	SAVELOAD(usProxyPort, "net/proxyport");
	SAVELOAD(qsProxyUsername, "net/proxyusername");
	SAVELOAD(qsProxyPassword, "net/proxypassword");
	SAVELOAD(iMaxImageSize, "net/maximagesize");
	SAVELOAD(iMaxImageWidth, "net/maximagewidth");
	SAVELOAD(iMaxImageHeight, "net/maximageheight");
	SAVELOAD(qsRegionalHost, "net/region");

	// Network settings - SSL
	SAVELOAD(qsSslCiphers, "net/sslciphers");

	SAVELOAD(bExpert, "ui/expert");
	SAVELOAD(qsLanguage, "ui/language");
	SAVELOAD(qsStyle, "ui/style");
	SAVELOAD(qsSkin, "ui/skin");
	LOADENUM(ceExpand, "ui/expand");
	LOADENUM(ceChannelDrag, "ui/drag");
	LOADENUM(aotbAlwaysOnTop, "ui/alwaysontop");
	SAVELOAD(bAskOnQuit, "ui/askonquit");
	SAVELOAD(bMinimalView, "ui/minimalview");
	SAVELOAD(bHideFrame, "ui/hideframe");
	SAVELOAD(bUserTop, "ui/usertop");
	SAVELOAD(qbaMainWindowGeometry, "ui/geometry");
	SAVELOAD(qbaMainWindowState, "ui/state");
	SAVELOAD(qbaMinimalViewGeometry, "ui/minimalviewgeometry");
	SAVELOAD(qbaMinimalViewState, "ui/minimalviewstate");
	SAVELOAD(qbaConfigGeometry, "ui/ConfigGeometry");
	LOADENUM(wlWindowLayout, "ui/WindowLayout");
	SAVELOAD(qbaSplitterState, "ui/splitter");
	SAVELOAD(qbaHeaderState, "ui/header");
	SAVELOAD(qsUsername, "ui/username");
	SAVELOAD(qsLastServer, "ui/server");
	LOADENUM(ssFilter, "ui/serverfilter");
#ifndef NO_UPDATE_CHECK
	SAVELOAD(bUpdateCheck, "ui/updatecheck");
	SAVELOAD(bPluginCheck, "ui/plugincheck");
#endif
	SAVELOAD(bHideInTray, "ui/hidetray");
	SAVELOAD(bStateInTray, "ui/stateintray");
	SAVELOAD(bUsage, "ui/usage");
	SAVELOAD(bShowUserCount, "ui/showusercount");
	SAVELOAD(bChatBarUseSelection, "ui/chatbaruseselection");
	SAVELOAD(bFilterHidesEmptyChannels, "ui/filterhidesemptychannels");
	SAVELOAD(bFilterActive, "ui/filteractive");
	SAVELOAD(qsImagePath, "ui/imagepath");
	SAVELOAD(bShowContextMenuInMenuBar, "ui/showcontextmenuinmenubar");
	SAVELOAD(qbaConnectDialogGeometry, "ui/connect/geometry");
	SAVELOAD(qbaConnectDialogHeader, "ui/connect/header");
	SAVELOAD(bShowTransmitModeComboBox, "ui/transmitmodecombobox");
	SAVELOAD(bHighContrast, "ui/HighContrast");
	SAVELOAD(iMaxLogBlocks, "ui/MaxLogBlocks");

	// PTT Button window
	SAVELOAD(bShowPTTButtonWindow, "ui/showpttbuttonwindow");
	SAVELOAD(qbaPTTButtonWindowGeometry, "ui/pttbuttonwindowgeometry");

	// Recording
	SAVELOAD(qsRecordingPath, "recording/path");
	SAVELOAD(qsRecordingFile, "recording/file");
	LOADENUM(rmRecordingMode, "recording/mode");
	SAVELOAD(iRecordingFormat, "recording/format");

	// Special configuration options not exposed to UI
	SAVELOAD(bDisableCELT, "audio/disablecelt");
	SAVELOAD(disablePublicList, "ui/disablepubliclist");
	SAVELOAD(disableConnectDialogEditing, "ui/disableconnectdialogediting");

	// OverlayPrivateWin
	SAVELOAD(iOverlayWinHelperRestartCooldownMsec, "overlay_win/helper/restart_cooldown_msec");
	SAVELOAD(bOverlayWinHelperX86Enable, "overlay_win/helper/x86/enable");
	SAVELOAD(bOverlayWinHelperX64Enable, "overlay_win/helper/x64/enable");

	// LCD
	SAVELOAD(iLCDUserViewMinColWidth, "lcd/userview/mincolwidth");
	SAVELOAD(iLCDUserViewSplitterWidth, "lcd/userview/splitterwidth");

	QByteArray qba = qvariant_cast<QByteArray> (settings_ptr->value(QLatin1String("net/certificate")));
	if (! qba.isEmpty())
		kpCertificate = CertWizard::importCert(qba);

	SAVELOAD(bShortcutEnable, "shortcut/enable");
	SAVELOAD(bSuppressMacEventTapWarning, "shortcut/mac/suppresswarning");
	SAVELOAD(bEnableEvdev, "shortcut/linux/evdev/enable");

	int nshorts = settings_ptr->beginReadArray(QLatin1String("shortcuts"));
	for (int i=0; i<nshorts; i++) {
		settings_ptr->setArrayIndex(i);
		Shortcut s;

		s.iIndex = -2;

		SAVELOAD(s.iIndex, "index");
		SAVELOAD(s.qlButtons, "keys");
		SAVELOAD(s.bSuppress, "suppress");
		s.qvData = settings_ptr->value(QLatin1String("data"));
		if (s.iIndex >= -1)
			qlShortcuts << s;
	}
	settings_ptr->endArray();

	settings_ptr->beginReadArray(QLatin1String("messages"));
	for (QMap<int, quint32>::const_iterator it = qmMessages.constBegin(); it != qmMessages.constEnd(); ++it) {
		settings_ptr->setArrayIndex(it.key());
		SAVELOAD(qmMessages[it.key()], "log");
	}
	settings_ptr->endArray();

	settings_ptr->beginReadArray(QLatin1String("messagesounds"));
	for (QMap<int, QString>::const_iterator it = qmMessageSounds.constBegin(); it != qmMessageSounds.constEnd(); ++it) {
		settings_ptr->setArrayIndex(it.key());
		SAVELOAD(qmMessageSounds[it.key()], "logsound");
	}
	settings_ptr->endArray();

	settings_ptr->beginGroup(QLatin1String("lcd/devices"));
	foreach(const QString &d, settings_ptr->childKeys()) {
		qmLCDDevices.insert(d, settings_ptr->value(d, true).toBool());
	}
	settings_ptr->endGroup();

	settings_ptr->beginGroup(QLatin1String("audio/plugins"));
	foreach(const QString &d, settings_ptr->childKeys()) {
		qmPositionalAudioPlugins.insert(d, settings_ptr->value(d, true).toBool());
	}
	settings_ptr->endGroup();

	settings_ptr->beginGroup(QLatin1String("overlay"));
	os.load(settings_ptr);
	settings_ptr->endGroup();
}

#undef SAVELOAD
#define SAVELOAD(var,name) if (var != def.var) settings_ptr->setValue(QLatin1String(name), var); else settings_ptr->remove(QLatin1String(name))
#define SAVEFLAG(var,name) if (var != def.var) settings_ptr->setValue(QLatin1String(name), static_cast<int>(var)); else settings_ptr->remove(QLatin1String(name))

void OverlaySettings::save() {
	save(g.qs);
}

void OverlaySettings::save(QSettings* settings_ptr) {
	OverlaySettings def;

	settings_ptr->setValue(QLatin1String("version"), QLatin1String(MUMTEXT(MUMBLE_VERSION_STRING)));
	settings_ptr->sync();

#if defined(Q_OS_WIN) || defined(Q_OS_MAC)
	if (settings_ptr->format() == QSettings::IniFormat)
#endif
	{
		QFile f(settings_ptr->fileName());
		f.setPermissions(f.permissions() & ~(QFile::ReadGroup | QFile::WriteGroup | QFile::ExeGroup | QFile::ReadOther | QFile::WriteOther | QFile::ExeOther));
	}

	SAVELOAD(bEnable, "enable");

	SAVELOAD(osShow, "show");
	SAVELOAD(bAlwaysSelf, "alwaysself");
	SAVELOAD(uiActiveTime, "activetime");
	SAVELOAD(osSort, "sort");
	SAVELOAD(fX, "x");
	SAVELOAD(fY, "y");
	SAVELOAD(fZoom, "zoom");
	SAVELOAD(uiColumns, "columns");

	settings_ptr->beginReadArray(QLatin1String("states"));
	for (int i=0; i<4; ++i) {
		settings_ptr->setArrayIndex(i);
		SAVELOAD(qcUserName[i], "color");
		SAVELOAD(fUser[i], "opacity");
	}
	settings_ptr->endArray();

	SAVELOAD(qfUserName, "userfont");
	SAVELOAD(qfChannel, "channelfont");
	SAVELOAD(qcChannel, "channelcolor");
	SAVELOAD(qfFps, "fpsfont");
	SAVELOAD(qcFps, "fpscolor");

	SAVELOAD(fBoxPad, "padding");
	SAVELOAD(fBoxPenWidth, "penwidth");
	SAVELOAD(qcBoxPen, "pencolor");
	SAVELOAD(qcBoxFill, "fillcolor");

	SAVELOAD(bUserName, "usershow");
	SAVELOAD(bChannel, "channelshow");
	SAVELOAD(bMutedDeafened, "mutedshow");
	SAVELOAD(bAvatar, "avatarshow");
	SAVELOAD(bBox, "boxshow");
	SAVELOAD(bFps, "fpsshow");
	SAVELOAD(bTime, "timeshow");

	SAVELOAD(fUserName, "useropacity");
	SAVELOAD(fChannel, "channelopacity");
	SAVELOAD(fMutedDeafened, "mutedopacity");
	SAVELOAD(fAvatar, "avataropacity");
	SAVELOAD(fFps, "fpsopacity");

	SAVELOAD(qrfUserName, "userrect");
	SAVELOAD(qrfChannel, "channelrect");
	SAVELOAD(qrfMutedDeafened, "mutedrect");
	SAVELOAD(qrfAvatar, "avatarrect");
	SAVELOAD(qrfFps, "fpsrect");

	SAVEFLAG(qaUserName, "useralign");
	SAVEFLAG(qaChannel, "channelalign");
	SAVEFLAG(qaMutedDeafened, "mutedalign");
	SAVEFLAG(qaAvatar, "avataralign");

	settings_ptr->setValue(QLatin1String("usewhitelist"), bUseWhitelist);
	settings_ptr->setValue(QLatin1String("blacklist"), qslBlacklist);
	settings_ptr->setValue(QLatin1String("whitelist"), qslWhitelist);
}

void Settings::save() {
	QSettings* settings_ptr = g.qs;
	Settings def;

	// Config updates
	SAVELOAD(uiUpdateCounter, "lastupdate");

	SAVELOAD(bMute, "audio/mute");
	SAVELOAD(bDeaf, "audio/deaf");
	SAVELOAD(atTransmit, "audio/transmit");
	SAVELOAD(uiDoublePush, "audio/doublepush");
	SAVELOAD(uiPTTHold, "audio/ptthold");
	SAVELOAD(bTxAudioCue, "audio/pushclick");
	SAVELOAD(qsTxAudioCueOn, "audio/pushclickon");
	SAVELOAD(qsTxAudioCueOff, "audio/pushclickoff");
	SAVELOAD(iQuality, "audio/quality");
	SAVELOAD(iMinLoudness, "audio/loudness");
	SAVELOAD(fVolume, "audio/volume");
	SAVELOAD(fOtherVolume, "audio/othervolume");
	SAVELOAD(bAttenuateOthers, "audio/attenuateothers");
	SAVELOAD(bAttenuateOthersOnTalk, "audio/attenuateothersontalk");
	SAVELOAD(bAttenuateUsersOnPrioritySpeak, "audio/attenuateusersonpriorityspeak");
	SAVELOAD(bOnlyAttenuateSameOutput, "audio/onlyattenuatesameoutput");
	SAVELOAD(bAttenuateLoopbacks, "audio/attenuateloopbacks");
	SAVELOAD(vsVAD, "audio/vadsource");
	SAVELOAD(fVADmin, "audio/vadmin");
	SAVELOAD(fVADmax, "audio/vadmax");
	SAVELOAD(iNoiseSuppress, "audio/noisesupress");
	SAVELOAD(iVoiceHold, "audio/voicehold");
	SAVELOAD(iOutputDelay, "audio/outputdelay");

	// Idle auto actions
	SAVELOAD(iIdleTime, "audio/idletime");
	SAVELOAD(iaeIdleAction, "audio/idleaction");

	SAVELOAD(fAudioMinDistance, "audio/mindistance");
	SAVELOAD(fAudioMaxDistance, "audio/maxdistance");
	SAVELOAD(fAudioMaxDistVolume, "audio/maxdistancevolume");
	SAVELOAD(fAudioBloom, "audio/bloom");
	SAVELOAD(bEcho, "audio/echo");
	SAVELOAD(bEchoMulti, "audio/echomulti");
	SAVELOAD(bExclusiveInput, "audio/exclusiveinput");
	SAVELOAD(bExclusiveOutput, "audio/exclusiveoutput");
	SAVELOAD(bPositionalAudio, "audio/positional");
	SAVELOAD(bPositionalHeadphone, "audio/headphone");
	SAVELOAD(qsAudioInput, "audio/input");
	SAVELOAD(qsAudioOutput, "audio/output");
	SAVELOAD(bWhisperFriends, "audio/whisperfriends");
	SAVELOAD(bTransmitPosition, "audio/postransmit");

	SAVELOAD(iJitterBufferSize, "net/jitterbuffer");
	SAVELOAD(iFramesPerPacket, "net/framesperpacket");

	SAVELOAD(bASIOEnable, "asio/enable");
	SAVELOAD(qsASIOclass, "asio/class");
	SAVELOAD(qlASIOmic, "asio/mic");
	SAVELOAD(qlASIOspeaker, "asio/speaker");

	SAVELOAD(qsWASAPIInput, "wasapi/input");
	SAVELOAD(qsWASAPIOutput, "wasapi/output");

	SAVELOAD(qsALSAInput, "alsa/input");
	SAVELOAD(qsALSAOutput, "alsa/output");

	SAVELOAD(qsPulseAudioInput, "pulseaudio/input");
	SAVELOAD(qsPulseAudioOutput, "pulseaudio/output");

	SAVELOAD(qsOSSInput, "oss/input");
	SAVELOAD(qsOSSOutput, "oss/output");

	SAVELOAD(qsCoreAudioInput, "coreaudio/input");
	SAVELOAD(qsCoreAudioOutput, "coreaudio/output");

	SAVELOAD(iPortAudioInput, "portaudio/input");
	SAVELOAD(iPortAudioOutput, "portaudio/output");

	SAVELOAD(qbaDXInput, "directsound/input");
	SAVELOAD(qbaDXOutput, "directsound/output");

	SAVELOAD(bTTS, "tts/enable");
	SAVELOAD(iTTSVolume, "tts/volume");
	SAVELOAD(iTTSThreshold, "tts/threshold");
	SAVELOAD(bTTSMessageReadBack, "tts/readback");

	// Network settings
	SAVELOAD(bTCPCompat, "net/tcponly");
	SAVELOAD(bQoS, "net/qos");
	SAVELOAD(bReconnect, "net/reconnect");
	SAVELOAD(bAutoConnect, "net/autoconnect");
	SAVELOAD(ptProxyType, "net/proxytype");
	SAVELOAD(qsProxyHost, "net/proxyhost");
	SAVELOAD(usProxyPort, "net/proxyport");
	SAVELOAD(qsProxyUsername, "net/proxyusername");
	SAVELOAD(qsProxyPassword, "net/proxypassword");
	SAVELOAD(iMaxImageSize, "net/maximagesize");
	SAVELOAD(iMaxImageWidth, "net/maximagewidth");
	SAVELOAD(iMaxImageHeight, "net/maximageheight");
	SAVELOAD(qsRegionalHost, "net/region");

	// Network settings - SSL
	SAVELOAD(qsSslCiphers, "net/sslciphers");

	SAVELOAD(bExpert, "ui/expert");
	SAVELOAD(qsLanguage, "ui/language");
	SAVELOAD(qsStyle, "ui/style");
	SAVELOAD(qsSkin, "ui/skin");
	SAVELOAD(ceExpand, "ui/expand");
	SAVELOAD(ceChannelDrag, "ui/drag");
	SAVELOAD(aotbAlwaysOnTop, "ui/alwaysontop");
	SAVELOAD(bAskOnQuit, "ui/askonquit");
	SAVELOAD(bMinimalView, "ui/minimalview");
	SAVELOAD(bHideFrame, "ui/hideframe");
	SAVELOAD(bUserTop, "ui/usertop");
	SAVELOAD(qbaMainWindowGeometry, "ui/geometry");
	SAVELOAD(qbaMainWindowState, "ui/state");
	SAVELOAD(qbaMinimalViewGeometry, "ui/minimalviewgeometry");
	SAVELOAD(qbaMinimalViewState, "ui/minimalviewstate");
	SAVELOAD(qbaConfigGeometry, "ui/ConfigGeometry");
	SAVELOAD(wlWindowLayout, "ui/WindowLayout");
	SAVELOAD(qbaSplitterState, "ui/splitter");
	SAVELOAD(qbaHeaderState, "ui/header");
	SAVELOAD(qsUsername, "ui/username");
	SAVELOAD(qsLastServer, "ui/server");
	SAVELOAD(ssFilter, "ui/serverfilter");
	SAVELOAD(bUpdateCheck, "ui/updatecheck");
	SAVELOAD(bPluginCheck, "ui/plugincheck");
	SAVELOAD(bHideInTray, "ui/hidetray");
	SAVELOAD(bStateInTray, "ui/stateintray");
	SAVELOAD(bUsage, "ui/usage");
	SAVELOAD(bShowUserCount, "ui/showusercount");
	SAVELOAD(bChatBarUseSelection, "ui/chatbaruseselection");
	SAVELOAD(bFilterHidesEmptyChannels, "ui/filterhidesemptychannels");
	SAVELOAD(bFilterActive, "ui/filteractive");
	SAVELOAD(qsImagePath, "ui/imagepath");
	SAVELOAD(bShowContextMenuInMenuBar, "ui/showcontextmenuinmenubar");
	SAVELOAD(qbaConnectDialogGeometry, "ui/connect/geometry");
	SAVELOAD(qbaConnectDialogHeader, "ui/connect/header");
	SAVELOAD(bShowTransmitModeComboBox, "ui/transmitmodecombobox");
	SAVELOAD(bHighContrast, "ui/HighContrast");
	SAVELOAD(iMaxLogBlocks, "ui/MaxLogBlocks");

	// PTT Button window
	SAVELOAD(bShowPTTButtonWindow, "ui/showpttbuttonwindow");
	SAVELOAD(qbaPTTButtonWindowGeometry, "ui/pttbuttonwindowgeometry");

	// Recording
	SAVELOAD(qsRecordingPath, "recording/path");
	SAVELOAD(qsRecordingFile, "recording/file");
	SAVELOAD(rmRecordingMode, "recording/mode");
	SAVELOAD(iRecordingFormat, "recording/format");

	// Special configuration options not exposed to UI
	SAVELOAD(bDisableCELT, "audio/disablecelt");
	SAVELOAD(disablePublicList, "ui/disablepubliclist");
	SAVELOAD(disableConnectDialogEditing, "ui/disableconnectdialogediting");

	// OverlayPrivateWin
	SAVELOAD(iOverlayWinHelperRestartCooldownMsec, "overlay_win/helper/restart_cooldown_msec");
	SAVELOAD(bOverlayWinHelperX86Enable, "overlay_win/helper/x86/enable");
	SAVELOAD(bOverlayWinHelperX64Enable, "overlay_win/helper/x64/enable");

	// LCD
	SAVELOAD(iLCDUserViewMinColWidth, "lcd/userview/mincolwidth");
	SAVELOAD(iLCDUserViewSplitterWidth, "lcd/userview/splitterwidth");

	QByteArray qba = CertWizard::exportCert(kpCertificate);
	settings_ptr->setValue(QLatin1String("net/certificate"), qba);

	SAVELOAD(bShortcutEnable, "shortcut/enable");
	SAVELOAD(bSuppressMacEventTapWarning, "shortcut/mac/suppresswarning");
	SAVELOAD(bSuppressMacEventTapWarning, "shortcut/linux/evdev/enable");

	settings_ptr->beginWriteArray(QLatin1String("shortcuts"));
	int idx = 0;
	foreach(const Shortcut &s, qlShortcuts) {
		if (! s.isServerSpecific()) {
			settings_ptr->setArrayIndex(idx++);
			settings_ptr->setValue(QLatin1String("index"), s.iIndex);
			settings_ptr->setValue(QLatin1String("keys"), s.qlButtons);
			settings_ptr->setValue(QLatin1String("suppress"), s.bSuppress);
			settings_ptr->setValue(QLatin1String("data"), s.qvData);
		}
	}
	settings_ptr->endArray();

	settings_ptr->beginWriteArray(QLatin1String("messages"));
	for (QMap<int, quint32>::const_iterator it = qmMessages.constBegin(); it != qmMessages.constEnd(); ++it) {
		settings_ptr->setArrayIndex(it.key());
		SAVELOAD(qmMessages[it.key()], "log");
	}
	settings_ptr->endArray();

	settings_ptr->beginWriteArray(QLatin1String("messagesounds"));
	for (QMap<int, QString>::const_iterator it = qmMessageSounds.constBegin(); it != qmMessageSounds.constEnd(); ++it) {
		settings_ptr->setArrayIndex(it.key());
		SAVELOAD(qmMessageSounds[it.key()], "logsound");
	}
	settings_ptr->endArray();

	settings_ptr->beginGroup(QLatin1String("lcd/devices"));
	foreach(const QString &d, qmLCDDevices.keys()) {
		bool v = qmLCDDevices.value(d);
		if (!v)
			settings_ptr->setValue(d, v);
		else
			settings_ptr->remove(d);
	}
	settings_ptr->endGroup();

	settings_ptr->beginGroup(QLatin1String("audio/plugins"));
	foreach(const QString &d, qmPositionalAudioPlugins.keys()) {
		bool v = qmPositionalAudioPlugins.value(d);
		if (!v)
			settings_ptr->setValue(d, v);
		else
			settings_ptr->remove(d);
	}
	settings_ptr->endGroup();

	settings_ptr->beginGroup(QLatin1String("overlay"));
	os.save(settings_ptr);
	settings_ptr->endGroup();
}
