Method buildUI

src/gui/ClientTubeApplet.cpp:61–164

}

void ClientTubeApplet::buildUI()
{
    setStyleSheet("QWidget { background: transparent; }");

    auto* outer = new QVBoxLayout(this);
    outer->setContentsMargins(4, 4, 4, 4);
    outer->setSpacing(4);

    m_curve = new ClientTubeCurveWidget;
    m_curve->setCompactMode(true);
    m_curve->setMinimumHeight(90);
    outer->addWidget(m_curve, 1);

    // Enable / Edit buttons removed — CHAIN widget handles bypass
    // (single-click) and editor-open (double-click).

    // Five-knob tuning row — Drive, Tone, Bias, Output, Mix.  Mappings
    // mirror ClientTubeEditor.
    {
        auto* row = new QHBoxLayout;
        row->setSpacing(4);

        auto makeKnob = [](const QString& label) {
            auto* k = new ClientCompKnob;
            k->setLabel(label);
            k->setCenterLabelMode(true);
            k->setInlineEditEnabled(false);
            k->setFixedSize(38, 48);
            return k;
        };

        m_drive = makeKnob("Drive");
        m_drive->setRange(0.0f, 24.0f);
        m_drive->setDefault(0.0f);
        m_drive->setValueFromNorm([](float n) { return n * 24.0f; });
        m_drive->setNormFromValue([](float v) { return v / 24.0f; });
        m_drive->setLabelFormat([](float v) {
            return QString::number(v, 'f', 1) + " dB";
        });
        row->addWidget(m_drive);

        m_tone = makeKnob("Tone");
        m_tone->setRange(-1.0f, 1.0f);
        m_tone->setDefault(0.0f);
        m_tone->setValueFromNorm([](float n) { return -1.0f + n * 2.0f; });
        m_tone->setNormFromValue([](float v) { return (v + 1.0f) / 2.0f; });
        m_tone->setLabelFormat([](float v) {
            return QString::number(v, 'f', 2);
        });
        row->addWidget(m_tone);

        m_bias = makeKnob("Bias");
        m_bias->setRange(0.0f, 1.0f);
        m_bias->setDefault(0.0f);
        m_bias->setValueFromNorm([](float n) { return n; });
        m_bias->setNormFromValue([](float v) { return v; });
        m_bias->setLabelFormat([](float v) {
            return QString::number(static_cast<int>(v * 100.0f + 0.5f)) + " %";