Method wireDspApplets

src/gui/MainWindow_DspApplets.cpp:143–546

}

void MainWindow::wireDspApplets()
{
    // ── P/CW applet: mic meters + ALC meter + model ────────────────────────
    // Suppress radio CODEC meters when mic_selection=PC (they just show noise).
    // Client-side metering handles PC mic display below.
    // Compression gauge: full 20fps meter rate, gated on actual radio TX + PROC.
    {
        connect(&m_radioModel.meterModel(), &MeterModel::micMetersChanged,
                this, [this](float micLevel, float compLevel, float micPeak, float compPeak) {
            // Mic level: hardware mic uses radio meters, PC uses client-side
            if (m_radioModel.transmitModel().micSelection() != "PC")
                m_appletPanel->phoneCwApplet()->updateMeters(micLevel, compLevel, micPeak, 0.0f);

            // Compression has no useful meaning in RX; FLEX-8000 radios can
            // publish quiescent TX-chain meters there that look fully pegged.
            {
                const auto& tx = m_radioModel.transmitModel();
                const bool showCompression =
                    m_radioModel.isRadioTransmitting() && tx.speechProcessorEnable();
                m_appletPanel->phoneCwApplet()->updateCompression(
                    showCompression ? compPeak : 0.0f);
            }
        });
    }
    connect(&m_radioModel.meterModel(), &MeterModel::swAlcChanged,
            this, [this](float alc) {
        // FLEX-8000 TX-chain meters can publish quiescent RX values near 0 dBFS.
        // Only show SW ALC while the radio interlock says RF is actually keyed.
        m_appletPanel->phoneCwApplet()->updateAlc(
            m_radioModel.isRadioTransmitting() ? alc : -20.0f);
    });
    // Client-side PC mic metering — radio CODEC meters only see hardware mics.
    // Apply VU-style ballistics: fast attack, slow decay (~20 dB/sec).
    {
        auto heldLevel = std::make_shared<float>(-150.0f);
        auto heldPeak  = std::make_shared<float>(-150.0f);
        connect(m_audio, &AudioEngine::pcMicLevelChanged,
                this, [this, heldLevel, heldPeak](float peakDb, float avgDb) {
            if (m_radioModel.transmitModel().micSelection() != "PC" && !m_audio->isRadeMode()) return;
            constexpr float kDecayPerUpdate = 1.0f;  // ~20 dB/sec at 20 updates/sec
            // Level: fast attack, slow decay
            if (avgDb > *heldLevel)
                *heldLevel = avgDb;
            else
                *heldLevel = qMax(avgDb, *heldLevel - kDecayPerUpdate);
            // Peak: fast attack, slower decay
            if (peakDb > *heldPeak)
                *heldPeak = peakDb;
            else
                *heldPeak = qMax(*heldLevel, *heldPeak - kDecayPerUpdate * 0.5f);
            m_appletPanel->phoneCwApplet()->updateMeters(*heldLevel, 0.0f, *heldPeak, 0.0f);
        });
    }
    m_appletPanel->phoneCwApplet()->setTransmitModel(&m_radioModel.transmitModel());



    // ── PHNE applet: VOX + CW controls ──────────────────────────────────────