private void button1_Click(object sender, EventArgs e)
{
panel2.Enabled = true;
// 连接
MqttConnectionOptions options = new MqttConnectionOptions( )
{
IpAddress = textBox1.Text,
Port = int.Parse(textBox2.Text),
ClientId = textBox3.Text,
};
if (!string.IsNullOrEmpty(textBox9.Text) || !string.IsNullOrEmpty(textBox10.Text))
{
options.Credentials = new MqttCredential(textBox9.Text, textBox10.Text);
}
mqttClient = new MqttClient(options);
mqttClient.LogNet = new HslCommunication.LogNet.LogNetSingle(string.Empty);
mqttClient.LogNet.BeforeSaveToFile += LogNet_BeforeSaveToFile;
OperateResult connect = mqttClient.ConnectServer( );
if (connect.IsSuccess)
{
button1.Enabled = false;
button2.Enabled = true;
panel2.Enabled = true;
MessageBox.Show(StringResources.Language.ConnectServerSuccess);
}
else
{
MessageBox.Show(StringResources.Language.ConnectedFailed + connect.ToMessageShowString( ));
}
}
public Broadcaster( )
{
// 获取所有连接的句柄，方便后面进行消息广播
_hubContext = GlobalHost.ConnectionManager.GetHubContext <MyHub>( );
// 实例化一个数据
mqttClient = new MqttClient(new MqttConnectionOptions( )
{
IpAddress = "127.0.0.1",
ClientId = "web",
Port = 1883
});
mqttClient.OnMqttMessageReceived += MqttClient_OnMqttMessageReceived;
mqttClient.ConnectServer( );
mqttClient.SubscribeMessage("A");
}
private bool isClientIni = false; // 客户端是否进行初始化过数据
private void MqttClientInitialization( )
{
mqttClient = new MqttClient(new MqttConnectionOptions( )
{
IpAddress = "127.0.0.1",
ClientId = "admin",
Port = 1883
});
mqttClient.OnMqttMessageReceived += MqttClient_OnMqttMessageReceived;
// 如果没有连接成功，应该不允许登录
mqttClient.ConnectServer( );
OperateResult sub = mqttClient.SubscribeMessage("A");
if (!sub.IsSuccess)
{
MessageBox.Show(sub.Message);
}
}
public bool Connect(string ClientID, string MqttServerIPAddress, string Credential_Username, string Credential_Password)
{
client = new MqttClient(new MqttConnectionOptions()
{
ClientId = ClientID,
IpAddress = MqttServerIPAddress,
Credentials = new MqttCredential(Credential_Username, Credential_Password)
});
try
{
if (client.ConnectServer().IsSuccess) //连接成功
{
client.OnMqttMessageReceived += ReceiveMsg;
return(true);
}
return(false);
}
catch
{
return(false);
}
}
private SerialPort SP_ReadData = null; // 串口交互的核心
#endregion
private void button1_Click(object sender, EventArgs e)
{
if (!int.TryParse(textBox2.Text, out int baudRate))
{
MessageBox.Show(Program.Language == 1 ? "波特率输入错误！" : "Baud rate input error");
return;
}
if (!int.TryParse(textBox16.Text, out int dataBits))
{
MessageBox.Show(Program.Language == 1 ? "数据位输入错误！" : "Data bits input error");
return;
}
if (!int.TryParse(textBox17.Text, out int stopBits))
{
MessageBox.Show(Program.Language == 1 ? "停止位输入错误！" : "Stop bits input error");
return;
}
if (checkBox6.Checked)
{
mqttClient?.ConnectClose( );
mqttClient = new MqttClient(new MqttConnectionOptions( )
{
IpAddress = textBox8.Text,
Port = int.Parse(textBox7.Text),
Credentials = new MqttCredential(textBox10.Text, textBox9.Text),
ConnectTimeout = 3000,
});
OperateResult connect = mqttClient.ConnectServer( );
if (!connect.IsSuccess)
{
MessageBox.Show("MQTT Connected failed, not use it");
mqttClient = null;
}
}
SP_ReadData = new SerialPort( );
SP_ReadData.PortName = comboBox2.Text;
SP_ReadData.BaudRate = baudRate;
SP_ReadData.DataBits = dataBits;
SP_ReadData.StopBits = stopBits == 0 ? StopBits.None : (stopBits == 1 ? StopBits.One : StopBits.Two);
SP_ReadData.Parity = comboBox1.SelectedIndex == 0 ? Parity.None : (comboBox1.SelectedIndex == 1 ? Parity.Odd : Parity.Even);
SP_ReadData.RtsEnable = checkBox5.Checked;
try
{
SP_ReadData.DataReceived += SP_ReadData_DataReceived;
SP_ReadData.Open( );
button1.Enabled = false;
button2.Enabled = true;
panel2.Enabled = true;
}
catch (Exception ex)
{
HslCommunication.BasicFramework.SoftBasic.ShowExceptionMessage(ex);
}
}
