Method cancelTransmitFromIndicator

src/gui/MainWindow.cpp:3144–3182

keyPressEvent()/keyReleaseEvent() lives in MainWindow_Shortcuts.cpp (#3351 Phase 1c).

// keyPressEvent()/keyReleaseEvent() lives in MainWindow_Shortcuts.cpp (#3351 Phase 1c).
void MainWindow::cancelTransmitFromIndicator()
{
    if (!m_radioModel.isConnected()) {
        statusBar()->showMessage("TX cancel ignored: not connected", 2000);
        return;
    }

    const quint32 owner = m_radioModel.txClientHandle();
    const quint32 ours = m_radioModel.ourClientHandle();
    if (owner != 0 && ours != 0 && owner != ours
        && !m_radioModel.transmitModel().isTransmitting()) {
        statusBar()->showMessage("TX is owned by another station", 2500);
        return;
    }

    m_pttHoldActive = false;
    m_cwStraightKeyActive = false;
    m_cwLeftPaddleActive = false;
    m_cwRightPaddleActive = false;
    m_lastCwPaddleTraceId.store(0, std::memory_order_relaxed);
    m_lastCwPaddleSourceMs.store(0, std::memory_order_relaxed);

    if (m_iambicKeyer && m_iambicKeyer->isRunning()) {
        m_iambicKeyer->setPaddleState(false, false);
        m_iambicKeyer->reset();
    }
    if (m_audio)
        m_audio->setCwKeyDown(false);   // clear audible + recorder sidetone

    const quint64 sourceMs = cwTraceNowMs();
    const quint64 traceId = nextCwTraceId();
    const QString source = QStringLiteral("tx-indicator:cancel");
    m_radioModel.sendCwKey(false, source, traceId, sourceMs);
    m_radioModel.sendCwPtt(false, source, traceId, sourceMs);
    m_radioModel.transmitModel().stopTune();
    m_radioModel.setTransmit(false);

    statusBar()->showMessage("TX cancel requested", 2000);
}

void MainWindow::setCwStraightKeyState(bool down, const QString& source,
                                       quint64 traceId, quint64 sourceMs)