C++ UAVObject::requestUpdate方法代码示例

/**
  Callback once calibration is done on the board.

  Currently we don't have a way to tell if calibration is finished, so we
  have to use a timer.

  calibPhase2 is also connected to the AHRSCalibration object update signal.


  */
void ConfigAHRSWidget::calibPhase2()
{
    UAVObject *obj = dynamic_cast<UAVDataObject*>(getObjectManager()->getObject(QString("AHRSCalibration")));
    // UAVObjectField *field = obj->getField(QString("measure_var"));

    //  This is a bit weird, but it is because we are expecting an update from the
      // OP board with the correct calibration values, and those only arrive on the object update
      // which comes back from the board, and not the first object update signal which is in fast
      // the object update we did ourselves... Clear ?
      switch (phaseCounter) {
      case 0:
          phaseCounter++;
          m_ahrs->calibInstructions->setText("Getting results...");
          connect(obj, SIGNAL(objectUpdated(UAVObject*)), this, SLOT(calibPhase2()));
          //  We need to echo back the results of calibration before changing to set mode
          obj->requestUpdate();
          break;
      case 1:  // This is the update with the right values (coming from the board)
          disconnect(obj, SIGNAL(objectUpdated(UAVObject*)), this, SLOT(calibPhase2()));
          // Now update size of all the graphs
          drawVariancesGraph();
          saveAHRSCalibration();
          m_ahrs->calibInstructions->setText(QString("Calibration saved."));
          m_ahrs->ahrsCalibStart->setEnabled(true);
          break;
      }
}

void ConfigStabilizationWidget::restoreStabBank(int bank)
{
    UAVObject *stabBankObject = getStabBankObject(bank);

    if (stabBankObject) {
        ObjectPersistence *objectPersistenceObject = ObjectPersistence::GetInstance(getObjectManager());
        QTimer updateTimer(this);
        QEventLoop eventLoop(this);
        connect(&updateTimer, SIGNAL(timeout()), &eventLoop, SLOT(quit()));
        connect(objectPersistenceObject, SIGNAL(objectUpdated(UAVObject *)), &eventLoop, SLOT(quit()));

        ObjectPersistence::DataFields data;
        data.Operation  = ObjectPersistence::OPERATION_LOAD;
        data.Selection  = ObjectPersistence::SELECTION_SINGLEOBJECT;
        data.ObjectID   = stabBankObject->getObjID();
        data.InstanceID = stabBankObject->getInstID();
        objectPersistenceObject->setData(data);
        objectPersistenceObject->updated();
        updateTimer.start(500);
        eventLoop.exec();
        if (updateTimer.isActive()) {
            stabBankObject->requestUpdate();
        }
        updateTimer.stop();
    }
}

void UAVObjectBrowserWidget::requestUpdate()
{
    ObjectTreeItem *objItem = findCurrentObjectTreeItem();
    Q_ASSERT(objItem);
    UAVObject *obj = objItem->object();
    Q_ASSERT(obj);
    obj->requestUpdate();
}

//! Query optional objects to determine which tabs can be configured
void ConfigModuleWidget::recheckTabs()
{
    UAVObject * obj;

    obj = getObjectManager()->getObject(AirspeedSettings::NAME);
    connect(obj, SIGNAL(transactionCompleted(UAVObject*,bool)), this, SLOT(objectUpdated(UAVObject*,bool)), Qt::UniqueConnection);
    obj->requestUpdate();

    obj = getObjectManager()->getObject(FlightBatterySettings::NAME);
    connect(obj, SIGNAL(transactionCompleted(UAVObject*,bool)), this, SLOT(objectUpdated(UAVObject*,bool)), Qt::UniqueConnection);
    obj->requestUpdate();

    obj = getObjectManager()->getObject(VibrationAnalysisSettings::NAME);
    connect(obj, SIGNAL(transactionCompleted(UAVObject*,bool)), this, SLOT(objectUpdated(UAVObject*,bool)), Qt::UniqueConnection);
    obj->requestUpdate();

    obj = getObjectManager()->getObject(HoTTSettings::NAME);
    connect(obj, SIGNAL(transactionCompleted(UAVObject*,bool)), this, SLOT(objectUpdated(UAVObject*,bool)), Qt::UniqueConnection);
    obj->requestUpdate();

    obj = getObjectManager()->getObject(GeoFenceSettings::NAME);
    connect(obj, SIGNAL(transactionCompleted(UAVObject*,bool)), this, SLOT(objectUpdated(UAVObject*,bool)), Qt::UniqueConnection);
    obj->requestUpdate();

    obj = getObjectManager()->getObject(PicoCSettings::NAME);
    connect(obj, SIGNAL(transactionCompleted(UAVObject*,bool)), this, SLOT(objectUpdated(UAVObject*,bool)), Qt::UniqueConnection);
    obj->requestUpdate();
}

/**
 * Retrieve the next object in the queue
 */
void LoggingThread::retrieveNextObject()
{
    // If queue is empty return
    if (queue.isEmpty()) {
        qDebug() << "Logging: Object retrieval completed";
        return;
    }
    // Get next object from the queue
    UAVObject *obj = queue.dequeue();
    // Connect to object
    connect(obj, SIGNAL(transactionCompleted(UAVObject *, bool)), this, SLOT(transactionCompleted(UAVObject *, bool)));
    // Request update
    obj->requestUpdate();
}

/**
 * Retrieve the next object in the queue
 */
void TelemetryMonitor::retrieveNextObject()
{
    // If queue is empty return
    if ( queue.isEmpty() )
    {
        qxtLog->debug("Object retrieval completed");
        emit connected();
        return;
    }
    // Get next object from the queue
    UAVObject* obj = queue.dequeue();
    //qxtLog->trace( tr("Retrieving object: %1").arg(obj->getName()) );
    // Connect to object
    connect(obj, SIGNAL(transactionCompleted(UAVObject*,bool)), this, SLOT(transactionCompleted(UAVObject*,bool)));
    // Request update
    obj->requestUpdate();
    objPending = obj;
}