Implemented slots:

void onReportDCDownloadStatus(QString const &status);
    void onReportDCDownloadSuccess(QString const &msg);
    void onReportDCDownloadFailure(QString const &errorMsg);

update.cpp

@@ -98,6 +98,7 @@ bool Update::unloadDCPlugin() {
     return false;
 }
 
+class hwapi;
 Update::Update(Worker *worker,
                QString customerRepository,
                QString customerNrStr,
@@ -147,6 +148,21 @@ Update::Update(Worker *worker,
 Update::~Update() {
 }
 
+
+void Update::onReportDCDownloadStatus(QString const &status) {
+    emit m_worker->showStatusMessage("DL", status);
+}
+
+void Update::onReportDCDownloadSuccess(QString const &msg) {
+    qCritical() << "msg" << msg;
+}
+
+void Update::onReportDCDownloadFailure(QString const &errorMsg) {
+    qCritical() << "msg" << errorMsg;
+}
+
+
+
 // br is a index into a table, used for historical reasons.
 bool Update::openSerial(int br, QString baudrate, QString comPort) const {
     qDebug() << "opening serial" << br << baudrate << comPort << "...";