/// <summary>
/// Event which triggers if the MQTT listener receives a new publish from the server.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void client_MqttMsgPublishReceived(object sender, MqttMsgPublishEventArgs e)
{
adsCon.Reading("/test/topic");
String recvMessage = "Received = " + Encoding.UTF8.GetString(e.Message) + " on topic " + e.Topic;
Debug.WriteLine(recvMessage);
adsCon.Writing(Encoding.UTF8.GetString(e.Message));
recvMessage = String.Empty;
}
private void btnCorDMQTT_Click(object sender, EventArgs e)
{
if (!ADSConnected)
{
MessageBox.Show("Please connect to ads before connecting to a mqtt broker.");
return;
}
if (MQTTConnected)
{
ADS.RemoveBroker(MQTTHandle);
btnCorDMQTT.Text = "Connect To MQTT";
MQTTConnected = false;
}
else
{
try
{
//MessageBox.Show("Given MQTT IP: " + txtBoxMQTTIP.Text);
if (!ADS.AddBroker(txtBoxMQTTIP.Text, qos, MQTTHandle))
{
MessageBox.Show("Broker connection could not be created.");
return;
}
string topic = "/test/topic";
ADS.MQTTBrokers[0].Connect("username", "password");
ADS.MQTTBrokers[0].Subscribe(topic);
ADS.Reading(topic);
}
catch (Exception ex)
{
MessageBox.Show("Please add a valid ip to MQTT IP.\nError Message: " + ex.Message);
ADS.RemoveBroker(MQTTHandle);
return;
}
btnCorDMQTT.Text = "Disconnect From MQTT";
MQTTConnected = true;
}
}