sdrangel/plugins/samplesource/remoteinput/remoteinputgui.cpp

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2015-2022 Edouard Griffiths, F4EXB <f4exb06@gmail.com>          //
// Copyright (C) 2018 beta-tester <alpha-beta-release@gmx.net>                   //
// Copyright (C) 2021-2023 Jon Beniston, M7RCE <jon@beniston.com>                //
//                                                                               //
// 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 as version 3 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 V3 for more details.                               //
//                                                                               //
// You should have received a copy of the GNU General Public License             //
// along with this program. If not, see <http://www.gnu.org/licenses/>.          //
///////////////////////////////////////////////////////////////////////////////////

#include <stdint.h>
#include <sstream>
#include <iostream>

#include <QDebug>
#include <QMessageBox>
#include <QFileDialog>
#include <QTime>
#include <QDateTime>
#include <QString>

#include "ui_remoteinputgui.h"
#include "gui/messagedialog.h"
#include "gui/colormapper.h"
#include "gui/glspectrum.h"
#include "gui/basicdevicesettingsdialog.h"
#include "gui/dialogpositioner.h"
#include "mainspectrum/mainspectrumgui.h"
#include "dsp/dspcommands.h"
#include "dsp/hbfilterchainconverter.h"
#include "device/deviceapi.h"
#include "device/deviceuiset.h"
#include "remoteinputgui.h"


RemoteInputGui::RemoteInputGui(DeviceUISet *deviceUISet, QWidget* parent) :
	DeviceGUI(parent),
	ui(new Ui::RemoteInputGui),
	m_settings(),
	m_sampleSource(0),
	m_acquisition(false),
	m_streamSampleRate(0),
	m_streamCenterFrequency(0),
	m_lastEngineState(DeviceAPI::StNotStarted),
	m_framesDecodingStatus(0),
	m_bufferLengthInSecs(0.0),
    m_bufferGauge(-50),
	m_nbOriginalBlocks(128),
    m_nbFECBlocks(0),
    m_sampleBits(16), // assume 16 bits to start with
    m_sampleBytes(2),
    m_samplesCount(0),
    m_tickCount(0),
    m_addressEdited(false),
    m_dataPortEdited(false),
	m_countUnrecoverable(0),
	m_countRecovered(0),
    m_doApplySettings(true),
    m_forceSettings(true)
{
    m_deviceUISet = deviceUISet;
    setAttribute(Qt::WA_DeleteOnClose, true);
    m_paletteGreenText.setColor(QPalette::WindowText, Qt::green);
    m_paletteWhiteText.setColor(QPalette::WindowText, Qt::white);

	m_startingTimeStampms = 0;
    ui->setupUi(getContents());
    sizeToContents();
    getContents()->setStyleSheet("#RemoteInputGui { background-color: rgb(64, 64, 64); }");
    m_helpURL = "plugins/samplesource/remoteinput/readme.md";

    ui->remoteDeviceFrequency->setColorMapper(ColorMapper(ColorMapper::GrayGold));
    ui->remoteDeviceFrequency->setValueRange(9, 0, 999999999);

    connect(this, SIGNAL(customContextMenuRequested(const QPoint &)), this, SLOT(openDeviceSettingsDialog(const QPoint &)));

	displaySettings();

	connect(&m_statusTimer, SIGNAL(timeout()), this, SLOT(updateStatus()));
	m_statusTimer.start(500);
    connect(&m_updateTimer, SIGNAL(timeout()), this, SLOT(updateHardware()));
    connect(&m_remoteUpdateTimer, SIGNAL(timeout()), this, SLOT(updateRemote()));

    m_sampleSource = (RemoteInput*) m_deviceUISet->m_deviceAPI->getSampleSource();

	connect(&m_inputMessageQueue, SIGNAL(messageEnqueued()), this, SLOT(handleInputMessages()), Qt::QueuedConnection);
	m_sampleSource->setMessageQueueToGUI(&m_inputMessageQueue);

    m_eventsTime.start();
    displayEventCounts();
    displayEventTimer();

    m_forceSettings = true;
    sendSettings();
    makeUIConnections();
    m_resizer.enableChildMouseTracking();
}

RemoteInputGui::~RemoteInputGui()
{
    m_statusTimer.stop();
    m_updateTimer.stop();
    m_remoteUpdateTimer.stop();
	delete ui;
}

void RemoteInputGui::blockApplySettings(bool block)
{
    m_doApplySettings = !block;
}

void RemoteInputGui::destroy()
{
	delete this;
}

void RemoteInputGui::resetToDefaults()
{
    m_settings.resetToDefaults();
    displaySettings();
    m_forceSettings = true;
    sendSettings();
}

QByteArray RemoteInputGui::serialize() const
{
    return m_settings.serialize();
}

bool RemoteInputGui::deserialize(const QByteArray& data)
{
    qDebug("RemoteInputGui::deserialize");

    if (m_settings.deserialize(data))
    {
        displaySettings();
        m_forceSettings = true;
        sendSettings();

        return true;
    }
    else
    {
        return false;
    }
}

bool RemoteInputGui::handleMessage(const Message& message)
{
    if (RemoteInput::MsgConfigureRemoteInput::match(message))
    {
        const RemoteInput::MsgConfigureRemoteInput& cfg = (RemoteInput::MsgConfigureRemoteInput&) message;

        if (cfg.getForce()) {
            m_settings = cfg.getSettings();
        } else {
            m_settings.applySettings(cfg.getSettingsKeys(), cfg.getSettings());
        }

        blockApplySettings(true);
        displaySettings();
        blockApplySettings(false);
        return true;
    }
    else if (RemoteInput::MsgConfigureRemoteChannel::match(message))
    {
        qDebug("RemoteInputGui::handleMessage: RemoteInput::MsgConfigureRemoteChannel");
        const RemoteInput::MsgConfigureRemoteChannel& cfg = (RemoteInput::MsgConfigureRemoteChannel&) message;
        m_remoteChannelSettings = cfg.getSettings();
        blockApplySettings(true);
        displayRemoteSettings();
        blockApplySettings(false);
        return true;
    }
    else if (RemoteInput::MsgReportRemoteInputAcquisition::match(message))
	{
		m_acquisition = ((RemoteInput::MsgReportRemoteInputAcquisition&)message).getAcquisition();
		updateWithAcquisition();
		return true;
	}
	else if (RemoteInput::MsgReportRemoteInputStreamData::match(message))
	{
        m_startingTimeStampms = ((RemoteInput::MsgReportRemoteInputStreamData&)message).get_tv_msec();

        qDebug() << "RemoteInputGui::handleMessage: RemoteInput::MsgReportRemoteInputStreamData: "
                << " : " << m_startingTimeStampms << " ms";

        updateWithStreamTime();
        return true;
	}
	else if (RemoteInput::MsgReportRemoteInputStreamTiming::match(message))
	{
		m_startingTimeStampms = ((RemoteInput::MsgReportRemoteInputStreamTiming&)message).get_tv_msec();
		m_framesDecodingStatus = ((RemoteInput::MsgReportRemoteInputStreamTiming&)message).getFramesDecodingStatus();
		m_allBlocksReceived = ((RemoteInput::MsgReportRemoteInputStreamTiming&)message).allBlocksReceived();
		m_bufferLengthInSecs = ((RemoteInput::MsgReportRemoteInputStreamTiming&)message).getBufferLengthInSecs();
        m_bufferGauge = ((RemoteInput::MsgReportRemoteInputStreamTiming&)message).getBufferGauge();
        m_minNbBlocks = ((RemoteInput::MsgReportRemoteInputStreamTiming&)message).getMinNbBlocks();
        m_minNbOriginalBlocks = ((RemoteInput::MsgReportRemoteInputStreamTiming&)message).getMinNbOriginalBlocks();
        m_maxNbRecovery = ((RemoteInput::MsgReportRemoteInputStreamTiming&)message).getMaxNbRecovery();
        m_avgNbBlocks = ((RemoteInput::MsgReportRemoteInputStreamTiming&)message).getAvgNbBlocks();
        m_avgNbOriginalBlocks = ((RemoteInput::MsgReportRemoteInputStreamTiming&)message).getAvgNbOriginalBlocks();
        m_avgNbRecovery = ((RemoteInput::MsgReportRemoteInputStreamTiming&)message).getAvgNbRecovery();
        m_nbOriginalBlocks = ((RemoteInput::MsgReportRemoteInputStreamTiming&)message).getNbOriginalBlocksPerFrame();
        m_sampleBits = ((RemoteInput::MsgReportRemoteInputStreamTiming&)message).getSampleBits();
        m_sampleBytes = ((RemoteInput::MsgReportRemoteInputStreamTiming&)message).getSampleBytes();

        int nbFECBlocks = ((RemoteInput::MsgReportRemoteInputStreamTiming&)message).getNbFECBlocksPerFrame();

        if (m_nbFECBlocks != nbFECBlocks) {
            m_nbFECBlocks = nbFECBlocks;
        }

		updateWithStreamTime();
		return true;
	}
	else if (RemoteInput::MsgStartStop::match(message))
    {
	    RemoteInput::MsgStartStop& notif = (RemoteInput::MsgStartStop&) message;
        blockApplySettings(true);
        ui->startStop->setChecked(notif.getStartStop());
        blockApplySettings(false);
        return true;
    }
    else if (RemoteInput::MsgReportRemoteFixedData::match(message))
    {
        ui->apiAddressLabel->setStyleSheet("QLabel { background-color : green; }");
        const RemoteInput::MsgReportRemoteFixedData& report = (const RemoteInput::MsgReportRemoteFixedData&) message;
        displayRemoteFixedData(report.getData());
        ui->statusText->setText("OK");
        return true;
    }
    else if (RemoteInput::MsgReportRemoteAPIError::match(message))
    {
        ui->apiAddressLabel->setStyleSheet("QLabel { background:rgb(79,79,79); }");
        const RemoteInput::MsgReportRemoteAPIError& report = (const RemoteInput::MsgReportRemoteAPIError&) message;
        ui->statusText->setText(QString(report.getMessage()));
        return true;
    }
	else
	{
		return false;
	}
}

void RemoteInputGui::handleInputMessages()
{
    Message* message;

    while ((message = m_inputMessageQueue.pop()) != 0)
    {
        //qDebug("RemoteInputGui::handleInputMessages: message: %s", message->getIdentifier());

        if (DSPSignalNotification::match(*message))
        {
            DSPSignalNotification* notif = (DSPSignalNotification*) message;

            if (notif->getSampleRate() != m_streamSampleRate) {
                m_streamSampleRate = notif->getSampleRate();
            }

            m_streamCenterFrequency = notif->getCenterFrequency();

            qDebug("RemoteInputGui::handleInputMessages: DSPSignalNotification: SampleRate:%d, CenterFrequency:%llu", notif->getSampleRate(), notif->getCenterFrequency());

            updateSampleRateAndFrequency();
            DSPSignalNotification *fwd = new DSPSignalNotification(*notif);
            m_sampleSource->getInputMessageQueue()->push(fwd);

            delete message;
        }
        else
        {
            if (handleMessage(*message)) {
                delete message;
            }
        }
    }
}

void RemoteInputGui::updateSampleRateAndFrequency()
{
    m_deviceUISet->getSpectrum()->setSampleRate(m_streamSampleRate);
    m_deviceUISet->getSpectrum()->setCenterFrequency(m_streamCenterFrequency);
    ui->deviceRateText->setText(tr("%1k").arg((float)m_streamSampleRate / 1000));
    blockApplySettings(true);
    ui->centerFrequency->setText(tr("%L1").arg(m_streamCenterFrequency));
    blockApplySettings(false);
}

void RemoteInputGui::displaySettings()
{
    blockApplySettings(true);

    setTitle(m_settings.m_title);
    getDeviceUISet()->m_mainSpectrumGUI->setTitle(m_settings.m_title);
    ui->centerFrequency->setText(tr("%L1").arg(m_streamCenterFrequency));
    ui->deviceRateText->setText(tr("%1k").arg(m_streamSampleRate / 1000.0));

    ui->apiAddress->setText(m_settings.m_apiAddress);
    ui->apiPort->setText(tr("%1").arg(m_settings.m_apiPort));
    ui->dataPort->setText(tr("%1").arg(m_settings.m_dataPort));
    ui->dataAddress->setText(m_settings.m_dataAddress);
    ui->multicastAddress->setText(m_settings.m_multicastAddress);
    ui->multicastJoin->setChecked(m_settings.m_multicastJoin);

    ui->dataApplyButton->setEnabled(false);
    ui->dataApplyButton->setStyleSheet("QPushButton { background:rgb(79,79,79); }");

	ui->dcOffset->setChecked(m_settings.m_dcBlock);
	ui->iqImbalance->setChecked(m_settings.m_iqCorrection);

	blockApplySettings(false);
}

void RemoteInputGui::displayRemoteSettings()
{
    blockApplySettings(true);
    ui->remoteDeviceFrequency->setValue(m_remoteChannelSettings.m_deviceCenterFrequency/1000);
    ui->decimationFactor->setCurrentIndex(m_remoteChannelSettings.m_log2Decim);
    applyDecimation();
    blockApplySettings(false);
}

void RemoteInputGui::displayRemoteShift()
{
    int basebandSampleRate = m_streamSampleRate * (1<<m_remoteChannelSettings.m_log2Decim);
    int shift = m_remoteShiftFrequencyFactor * basebandSampleRate;
    QLocale loc;
    ui->offsetFrequencyText->setText(tr("%1 Hz").arg(loc.toString(shift)));
}

void RemoteInputGui::applyDecimation()
{
    uint32_t maxHash = 1;

    for (uint32_t i = 0; i < m_remoteChannelSettings.m_log2Decim; i++) {
        maxHash *= 3;
    }

    ui->position->setMaximum(maxHash-1);
    ui->position->setValue(m_remoteChannelSettings.m_filterChainHash);
    m_remoteChannelSettings.m_filterChainHash = ui->position->value();
    applyPosition();
}

void RemoteInputGui::applyPosition()
{
    ui->filterChainIndex->setText(tr("%1").arg(m_remoteChannelSettings.m_filterChainHash));
    QString s;
    m_remoteShiftFrequencyFactor = HBFilterChainConverter::convertToString(
        m_remoteChannelSettings.m_log2Decim,
        m_remoteChannelSettings.m_filterChainHash, s)
    ;
    ui->filterChainText->setText(s);

    displayRemoteShift();
    applyRemoteSettings();
}

void RemoteInputGui::applyRemoteSettings()
{
    if (!m_remoteUpdateTimer.isActive()) {
        m_remoteUpdateTimer.start(100);
    }
}

void RemoteInputGui::sendSettings()
{
    if (!m_updateTimer.isActive()) {
        m_updateTimer.start(100);
    }
}

void RemoteInputGui::on_remoteDeviceFrequency_changed(quint64 value)
{
    m_remoteChannelSettings.m_deviceCenterFrequency = value * 1000;
    applyRemoteSettings();
}

void RemoteInputGui::on_decimationFactor_currentIndexChanged(int index)
{
    m_remoteChannelSettings.m_log2Decim = index;
    applyDecimation();
}

void RemoteInputGui::on_position_valueChanged(int value)
{
    m_remoteChannelSettings.m_filterChainHash = value;
    applyPosition();
}

void RemoteInputGui::on_apiApplyButton_clicked(bool checked)
{
    (void) checked;
    m_settings.m_apiAddress = ui->apiAddress->text();
    m_settingsKeys.append("apiAddress");

    bool ctlOk;
    int udpApiPort = ui->apiPort->text().toInt(&ctlOk);

    if((ctlOk) && (udpApiPort >= 1024) && (udpApiPort < 65535))
    {
        m_settingsKeys.append("apiPort");
        m_settings.m_apiPort = udpApiPort;
    }

    sendSettings();

    ui->apiAddressLabel->setStyleSheet("QLabel { background:rgb(79,79,79); }");
    RemoteInput::MsgRequestFixedData *msg = RemoteInput::MsgRequestFixedData::create();
    m_sampleSource->getInputMessageQueue()->push(msg);
}

void RemoteInputGui::on_dataApplyButton_clicked(bool checked)
{
    (void) checked;

    ui->dataApplyButton->setEnabled(false);
    ui->dataApplyButton->setStyleSheet("QPushButton { background:rgb(79,79,79); }");

    sendSettings();
}

void RemoteInputGui::on_apiAddress_editingFinished()
{
    m_settings.m_apiAddress = ui->apiAddress->text();
    m_settingsKeys.append("apiAddress");

    ui->apiAddressLabel->setStyleSheet("QLabel { background:rgb(79,79,79); }");
    RemoteInput::MsgRequestFixedData *msg = RemoteInput::MsgRequestFixedData::create();
    m_sampleSource->getInputMessageQueue()->push(msg);

    sendSettings();
}

void RemoteInputGui::on_dataAddress_editingFinished()
{
    m_settings.m_dataAddress = ui->dataAddress->text();
    m_settingsKeys.append("dataAddress");
    ui->dataApplyButton->setEnabled(true);
    ui->dataApplyButton->setStyleSheet("QPushButton { background-color : green; }");
}

void RemoteInputGui::on_dataPort_editingFinished()
{
    bool ok;
    quint16 udpPort = ui->dataPort->text().toInt(&ok);

    if ((!ok) || (udpPort < 1024)) {
        udpPort = 9998;
    }

    m_settings.m_dataPort = udpPort;
    m_settingsKeys.append("dataPort");
    ui->dataPort->setText(tr("%1").arg(m_settings.m_dataPort));

    ui->dataApplyButton->setEnabled(true);
    ui->dataApplyButton->setStyleSheet("QPushButton { background-color : green; }");
}

void RemoteInputGui::on_multicastAddress_editingFinished()
{
    m_settings.m_multicastAddress = ui->multicastAddress->text();
    m_settingsKeys.append("multicastAddress");
    ui->dataApplyButton->setEnabled(true);
    ui->dataApplyButton->setStyleSheet("QPushButton { background-color : green; }");
}

void RemoteInputGui::on_multicastJoin_toggled(bool checked)
{
    m_settings.m_multicastJoin = checked;
    m_settingsKeys.append("multicastJoin");
    ui->dataApplyButton->setEnabled(true);
    ui->dataApplyButton->setStyleSheet("QPushButton { background-color : green; }");
}

void RemoteInputGui::on_apiPort_editingFinished()
{
    bool ctlOk;
    int udpApiPort = ui->apiPort->text().toInt(&ctlOk);

    if((!ctlOk) || (udpApiPort < 1024) || (udpApiPort > 65535))
    {
        return;
    }
    else
    {
        m_settings.m_apiPort = udpApiPort;
        m_settingsKeys.append("apiPort");
        ui->apiAddressLabel->setStyleSheet("QLabel { background:rgb(79,79,79); }");
        RemoteInput::MsgRequestFixedData *msg = RemoteInput::MsgRequestFixedData::create();
        m_sampleSource->getInputMessageQueue()->push(msg);

        sendSettings();
    }
}

void RemoteInputGui::on_dcOffset_toggled(bool checked)
{
    m_settings.m_dcBlock = checked;
    m_settingsKeys.append("dcBlock");
    sendSettings();
}

void RemoteInputGui::on_iqImbalance_toggled(bool checked)
{
    m_settings.m_iqCorrection = checked;
    m_settingsKeys.append("iqCorrection");
    sendSettings();
}

void RemoteInputGui::on_startStop_toggled(bool checked)
{
    if (m_doApplySettings)
    {
        RemoteInput::MsgStartStop *message = RemoteInput::MsgStartStop::create(checked);
        m_sampleSource->getInputMessageQueue()->push(message);
    }
}

void RemoteInputGui::on_eventCountsReset_clicked(bool checked)
{
    (void) checked;
    m_countUnrecoverable = 0;
    m_countRecovered = 0;
    m_eventsTime.start();
    displayEventCounts();
    displayEventTimer();
}

void RemoteInputGui::displayEventCounts()
{
    QString nstr = QString("%1").arg(m_countUnrecoverable, 3, 10, QChar('0'));
    ui->eventUnrecText->setText(nstr);
    nstr = QString("%1").arg(m_countRecovered, 3, 10, QChar('0'));
    ui->eventRecText->setText(nstr);
}

void RemoteInputGui::displayEventTimer()
{
    int elapsedTimeMillis = m_eventsTime.elapsed();
    QTime recordLength(0, 0, 0, 0);
    recordLength = recordLength.addSecs(elapsedTimeMillis/1000);
    QString s_time = recordLength.toString("HH:mm:ss");
    ui->eventCountsTimeText->setText(s_time);
}

void RemoteInputGui::displayRemoteFixedData(const RemoteInput::MsgReportRemoteFixedData::RemoteData& remoteData)
{
    QString infoLine;

    infoLine = remoteData.m_version;
    infoLine += " Qt" + remoteData.m_qtVersion;
    infoLine += " " + remoteData.m_architecture;
    infoLine += " " + remoteData.m_os;
    infoLine +=  QString(" %1/%2b").arg(remoteData.m_rxBits).arg(remoteData.m_txBits);

    if (infoLine.size() > 0) {
        ui->infoText->setText(infoLine);
    }
}

void RemoteInputGui::updateWithAcquisition()
{
}

void RemoteInputGui::updateWithStreamTime()
{
	bool updateEventCounts = false;
    QDateTime dt = QDateTime::fromMSecsSinceEpoch(m_startingTimeStampms);
    QString s_date = dt.toString("yyyy-MM-dd  HH:mm:ss.zzz");
	ui->absTimeText->setText(s_date);

	if (m_framesDecodingStatus == 2)
	{
		ui->allFramesDecoded->setStyleSheet("QToolButton { background-color : green; }");
	}
	else if (m_framesDecodingStatus == 1)
	{
        if (m_countRecovered < 999) m_countRecovered++;
        updateEventCounts = true;
        ui->allFramesDecoded->setStyleSheet("QToolButton { background:rgb(56,56,56); }");
	}
	else
	{
        if (m_countUnrecoverable < 999) m_countUnrecoverable++;
        updateEventCounts = true;
        ui->allFramesDecoded->setStyleSheet("QToolButton { background-color : red; }");
	}

	QString s = QString::number(m_bufferLengthInSecs, 'f', 1);
	ui->bufferLenSecsText->setText(tr("%1").arg(s));

    s = QString::number(m_bufferGauge, 'f', 0);
	ui->bufferRWBalanceText->setText(tr("%1").arg(s));

    ui->bufferGaugeNegative->setValue((m_bufferGauge < 0 ? -m_bufferGauge : 0));
    ui->bufferGaugePositive->setValue((m_bufferGauge < 0 ? 0 : m_bufferGauge));

    s = QString::number(m_minNbBlocks, 'f', 0);
    ui->minNbBlocksText->setText(tr("%1").arg(s));

    s = QString("%1").arg(m_maxNbRecovery, 2, 10, QChar('0'));
    ui->maxNbRecoveryText->setText(tr("%1").arg(s));

    s = QString::number(m_nbOriginalBlocks + m_nbFECBlocks, 'f', 0);
    QString s1 = QString("%1").arg(m_nbFECBlocks, 2, 10, QChar('0'));
    ui->nominalNbBlocksText->setText(tr("%1/%2").arg(s).arg(s1));

    ui->sampleBitsText->setText(tr("%1b").arg(m_sampleBits));

    if (updateEventCounts)
    {
        displayEventCounts();
    }

    displayEventTimer();
}

void RemoteInputGui::updateHardware()
{
    if (m_doApplySettings)
    {
        qDebug() << "RemoteInputGui::updateHardware";
        RemoteInput::MsgConfigureRemoteInput* message =
                RemoteInput::MsgConfigureRemoteInput::create(m_settings, m_settingsKeys, m_forceSettings);
        m_sampleSource->getInputMessageQueue()->push(message);
        m_forceSettings = false;
        m_settingsKeys.clear();
        m_updateTimer.stop();
    }
}

void RemoteInputGui::updateRemote()
{
    if (m_doApplySettings)
    {
        qDebug() << "RemoteInputGui::updateRemote";
        RemoteInput::MsgConfigureRemoteChannel* message =
                RemoteInput::MsgConfigureRemoteChannel::create(m_remoteChannelSettings);
        m_sampleSource->getInputMessageQueue()->push(message);
        m_remoteUpdateTimer.stop();
    }
}

void RemoteInputGui::updateStatus()
{
    if (m_sampleSource->isStreaming())
    {
        int state = m_deviceUISet->m_deviceAPI->state();

        if (m_lastEngineState != state)
        {
            switch(state)
            {
                case DeviceAPI::StNotStarted:
                    ui->startStop->setStyleSheet("QToolButton { background:rgb(79,79,79); }");
                    break;
                case DeviceAPI::StIdle:
                    ui->startStop->setStyleSheet("QToolButton { background-color : blue; }");
                    break;
                case DeviceAPI::StRunning:
                    ui->startStop->setStyleSheet("QToolButton { background-color : green; }");
                    break;
                case DeviceAPI::StError:
                    ui->startStop->setStyleSheet("QToolButton { background-color : red; }");
                    MessageDialog::information(this, tr("Message"), m_deviceUISet->m_deviceAPI->errorMessage());
                    break;
                default:
                    break;
            }

            m_lastEngineState = state;
        }

        ui->startStop->setEnabled(true);
    }
    else
    {
        ui->startStop->setStyleSheet("QToolButton { background:rgb(79,79,79); }");
        ui->startStop->setChecked(false);
        ui->startStop->setEnabled(false);
    }
}

void RemoteInputGui::openDeviceSettingsDialog(const QPoint& p)
{
    if (m_contextMenuType == ContextMenuDeviceSettings)
    {
        BasicDeviceSettingsDialog dialog(this);
        dialog.setUseReverseAPI(m_settings.m_useReverseAPI);
        dialog.setReverseAPIAddress(m_settings.m_reverseAPIAddress);
        dialog.setReverseAPIPort(m_settings.m_reverseAPIPort);
        dialog.setReverseAPIDeviceIndex(m_settings.m_reverseAPIDeviceIndex);
        dialog.setTitle(m_settings.m_title);
        dialog.setDefaultTitle(getDefaultTitle());

        dialog.move(p);
        new DialogPositioner(&dialog, false);
        dialog.exec();

        if (dialog.result() == QDialog::Accepted)
        {
            m_settings.m_title = dialog.getTitle();
            setTitle(m_settings.m_title);
            getDeviceUISet()->m_mainSpectrumGUI->setTitle(m_settings.m_title);
            m_settings.m_useReverseAPI = dialog.useReverseAPI();
            m_settings.m_reverseAPIAddress = dialog.getReverseAPIAddress();
            m_settings.m_reverseAPIPort = dialog.getReverseAPIPort();
            m_settings.m_reverseAPIDeviceIndex = dialog.getReverseAPIDeviceIndex();
            m_settingsKeys.append("title");
            m_settingsKeys.append("useReverseAPI");
            m_settingsKeys.append("reverseAPIAddress");
            m_settingsKeys.append("reverseAPIPort");
            m_settingsKeys.append("reverseAPIDeviceIndex");

            sendSettings();
        }
    }

    resetContextMenuType();
}

void RemoteInputGui::makeUIConnections()
{
    QObject::connect(ui->remoteDeviceFrequency, &ValueDial::changed, this, &RemoteInputGui::on_remoteDeviceFrequency_changed);
    QObject::connect(ui->decimationFactor, QOverload<int>::of(&QComboBox::currentIndexChanged), this, &RemoteInputGui::on_decimationFactor_currentIndexChanged);
    QObject::connect(ui->position, &QSlider::valueChanged, this, &RemoteInputGui::on_position_valueChanged);
    QObject::connect(ui->apiApplyButton, &QPushButton::clicked, this, &RemoteInputGui::on_apiApplyButton_clicked);
    QObject::connect(ui->dataApplyButton, &QPushButton::clicked, this, &RemoteInputGui::on_dataApplyButton_clicked);
    QObject::connect(ui->dcOffset, &ButtonSwitch::toggled, this, &RemoteInputGui::on_dcOffset_toggled);
    QObject::connect(ui->iqImbalance, &ButtonSwitch::toggled, this, &RemoteInputGui::on_iqImbalance_toggled);
    QObject::connect(ui->apiAddress, &QLineEdit::editingFinished, this, &RemoteInputGui::on_apiAddress_editingFinished);
    QObject::connect(ui->apiPort, &QLineEdit::editingFinished, this, &RemoteInputGui::on_apiPort_editingFinished);
    QObject::connect(ui->dataAddress, &QLineEdit::editingFinished, this, &RemoteInputGui::on_dataAddress_editingFinished);
    QObject::connect(ui->dataPort, &QLineEdit::editingFinished, this, &RemoteInputGui::on_dataPort_editingFinished);
    QObject::connect(ui->multicastAddress, &QLineEdit::editingFinished, this, &RemoteInputGui::on_multicastAddress_editingFinished);
    QObject::connect(ui->multicastJoin, &ButtonSwitch::toggled, this, &RemoteInputGui::on_multicastJoin_toggled);
    QObject::connect(ui->startStop, &ButtonSwitch::toggled, this, &RemoteInputGui::on_startStop_toggled);
    QObject::connect(ui->eventCountsReset, &QPushButton::clicked, this, &RemoteInputGui::on_eventCountsReset_clicked);
}