private void button6_Click(object sender, EventArgs e)
{
rec:
if (button6.Text == "连接")
{
try
{
COM.BaudRate = 115200;
COM.PortName = comboBox1.Text;
COM.DataBits = 8;
COM.StopBits = StopBits.One;
COM.Parity = Parity.None;
COM.ReadBufferSize = 8;
COM.Open();
button6.Text = "断开";
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
else
{
try
{
COM.Close();
button6.Text = "连接";
}
catch (Exception)
{
}
}
}
/// <summary>
/// 开始按钮
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void start_Click(object sender, EventArgs e)
{
if (start.Text == "Start")
{
try
{
COM.DataBits = Convert.ToInt32(comboBoxDataBits.SelectedItem.ToString());
COM.BaudRate = Convert.ToInt32(comboBoxBaudRate.SelectedItem);
COM.PortName = comboBoxCom.SelectedItem.ToString();
COM.Open();
}
catch (System.IO.IOException)
{
MessageBox.Show(COM.PortName + "打开失败，请检查连接。");
freshen.Visible = true;
return;
}
catch (System.UnauthorizedAccessException)
{
MessageBox.Show("访问被拒绝，是否还有其他端口监听软件？");
return;
}
start.Text = "Stop";
sendTime();
}
else
{
COM.Close();
start.Text = "Start";
progressBar.Value = 0;
Warring = false;
labelProgressBarValue.Text = "0";
}
}
private void button2_Click(object sender, EventArgs e)
{
ushort[] txBuffer = { 1500, 2000, 1000, 1400 };
byte[] byteArray = GetByteArray(txBuffer);
COM.PortName = SettCom.Default.Port;
COM.BaudRate = SettCom.Default.BaudRate;
COM.DataBits = SettCom.Default.DataBits;
COM.ReadTimeout = SettCom.Default.ReadTimeout;
COM.WriteTimeout = SettCom.Default.WriteTimeout;
COM.Parity = SettCom.Default.Parity;
COM.StopBits = SettCom.Default.StopBits;
try
{
COM.Open();
COM.Write(byteArray, 0, 2 * txBuffer.Length);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
finally
{
if (COM.IsOpen)
{
COM.Close();
}
}
}
private void btnPortClose_Click(object sender, EventArgs e)
{
try
{
if (loop) // end read
{
loop = false;
thread.Join();
thread = null;
}
if (COM.IsOpen) // close
{
COM.Close();
}
if (!COM.IsOpen)
{
lbCOMstatus.Text = "串口已关闭";
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
/// <summary>
/// 窗口关闭
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Form1_FormClosing(object sender, FormClosingEventArgs e)
{
this.Controls.Clear();
if (start.Text == "Start")
{
COM.Close();
}
}
private void ConnectMenu_DropDownItemClicked(object sender, ToolStripItemClickedEventArgs e)
{
string item = e.ClickedItem.ToString(); //ToolStripItemClickedEventArgs.ClickedItem;
if (item == "Отключить" && COM.IsOpen)
{
COM.Close();
is_connected = false;
stateForm = WorkState.Idle;
// Connectbtn.Enabled = false;
stateRegs = WorkState.Idle;
//return;
}
else if (item == "Настройка")
{
if (!is_open)
{
if (COM.IsOpen)
{
COM.Close();
}
stateRegs = WorkState.Idle;
stateForm = WorkState.Idle;
Form Cs = new WindowsFormsApplication1.COM_settings();
Cs.Show();
is_open = true;
Csisopen = true;
}
}
else
{
if (COM.IsOpen)
{
COM.Close();
}
COM.PortName = item;
try
{
COM.Open();
is_connected = true;
stateForm = WorkState.Update;
stateRegs = WorkState.Update;
}
catch (Exception ex)
{
m_lastError = ex.Message;
}
}
}
private void PortClose_Click(object sender, EventArgs e)
{
if (COM.IsOpen)
{
COM.Close();
}
else
{
MessageBox.Show("Port Closed.");
}
}
private void DataReceivedHandler(object sender, SerialDataReceivedEventArgs e)
{
if (dataFromWeigherCount < DataFromWeigherSelectionCount - 1)
{
AddDataInArray(sender);
dataFromWeigherCount++;
}
else
{
float value = Parser.GetFilteredWeight(dataArr);
Log.Write($"Weigh done. Finish weigh={value}");
WeighFinish?.Invoke(value);
dataArr = null;
COM.mySerialPort.DataReceived -= DataReceivedHandler;
COM.Close();
}
}
public void GetData()
{
dataFromWeigherCount = 0;
dataArr = new float[DataFromWeigherSelectionCount - 2];
try
{
if (COM.mySerialPort.IsOpen == true)
{
COM.Close();
}
COM.mySerialPort.Open();
COM.mySerialPort.DataReceived += new SerialDataReceivedEventHandler(DataReceivedHandler);
Log.Write("Scale subscribe for weigh event");
}
catch { }
}
private void PbConect_Click(object sender, EventArgs e)
{
if (Lbss.Text == "Disconnect")
{
COM.PortName = Cbcom.Text; //Chon cong COM ket voi voi VXL
COM.Open();
Lbss.Text = "Connect";
PbConect.Text = "Disconnect";
// Sau khi nhan Connect cho phep nhap du lieu de gui len VXL
PbStart.Enabled = true;
}
else
{
// Khi tat cong Ket noi ta set lai gia tri ban dau nhu khi Form Load
COM.Close();
Lbss.Text = "Disconnect";
PbConect.Text = "Connect";
PbStart.Enabled = false;
}
}
/// <summary>
/// 窗口载入
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Form1_Load(object sender, EventArgs e)
{
string[] comlist = SerialPort.GetPortNames();
comboBoxCom.Items.Clear();
if (comlist.Length == 0)
{
MessageBox.Show("无串口设备");
//freshen.Visible = true;
if (start.Text == "Start")
{
start.Text = "No Link";
start.Enabled = false;
COM.Close();
}
}
else
{
//freshen.Visible = false;
foreach (var s in comlist)
{
comboBoxCom.Items.Add(s);
}
//comboBoxCom选定条目
comboBoxCom.SelectedIndex = 0;
//comboBoxBaudRate 1.9600 3.38400 4.115200
comboBoxBaudRate.SelectedIndex = 4;
//comboBoxWordLength
comboBoxDataBits.SelectedIndex = 3;
//开始按钮使能
start.Enabled = true;
if (start.Text == "No Link")
{
start.Text = "Start";
}
//恢复上次的阈值
trackBarMax.Value = Properties.Settings.Default.MaxValue;
trackBarMin.Value = Properties.Settings.Default.MinValue;
labelTrackBarMax.Text = trackBarMax.Value.ToString();
labelTrackBarMin.Text = trackBarMin.Value.ToString();
}
}
private void PbOpen_Click(object sender, EventArgs e)
{
if (PbOpen.Text == "Open")
{
COM.BaudRate = 9600;
COM.PortName = CbSellectCom.Text;
COM.Open();
if (COM.IsOpen == true)
{
label.Text = "Connected";
}
PbOpen.Text = "Close";
Cursor.Position = new Point(300, 300);
}
else
{
COM.Close();
if (COM.IsOpen == false)
{
PbOpen.Text = "Open";
label.Text = "Disconnected";
}
}
}
private void btnConnect_Click(object sender, EventArgs e)
{
//连接COM或断开
if (cmbCOM.Text == "")
{
txtTips.Text += "选择COM口!\r\n";
}
else if (cmbBaud.Text == "")
{
txtTips.Text += "选择波特率!\r\n";
}
else
{
if (btnConnect.Text == "连接")
{
COM.PortName = cmbCOM.Text;
int baud;
int.TryParse(cmbBaud.Text, out baud);
COM.BaudRate = baud;
if (!COM.IsOpen)
{
try
{
COM.Open();
cmbCOM.Enabled = false;
}catch (System.IO.IOException exce)
{
txtTips.Text += exce.Message;
}
}
if (!COM.IsOpen)
{
txtTips.Text += "连接失败!\r\n";
}
}
else if (btnConnect.Text == "关闭")
{
if (COM.IsOpen)
{
try
{
COM.Close();
cmbCOM.Enabled = true;
}
catch (System.IO.IOException exce)
{
txtTips.Text += exce.Message;
}
}
if (COM.IsOpen)
{
txtTips.Text += "关闭失败!\r\n";
}
}
}
if (COM.IsOpen)
{
btnConnect.Text = "关闭";
}
else
{
btnConnect.Text = "连接";
}
}
private void button2_Click(object sender, EventArgs e)
{
bool isException = false;
try
{
COM.PortName = comboBox1.SelectedItem.ToString();
COM.BaudRate = int.Parse(comboBox2.SelectedItem.ToString());
COM.DataBits = int.Parse(comboBox3.SelectedItem.ToString());
COM.ReadTimeout = int.Parse(textBox1.Text);
COM.WriteTimeout = int.Parse(textBox2.Text);
switch (comboBox4.SelectedItem)
{
case "None":
COM.Parity = Parity.None;
break;
case "Even":
COM.Parity = Parity.Even;
break;
case "Odd":
COM.Parity = Parity.Odd;
break;
case "Mark":
COM.Parity = Parity.Mark;
break;
case "Space":
COM.Parity = Parity.Space;
break;
}
switch (comboBox5.SelectedItem)
{
case "One":
COM.StopBits = StopBits.One;
break;
case "OnePointFive":
COM.StopBits = StopBits.OnePointFive;
break;
case "Two":
COM.StopBits = StopBits.Two;
break;
}
COM.Open();
}
catch (Exception ex)
{
MessageBox.Show("ERROR: Открытие невозможно : " + ex.Message);
isException = true;
}
finally
{
if (COM.IsOpen)
{
COM.Close();
}
if (!isException)
{
button1.Enabled = true;
MessageBox.Show("Succesfull opened COM-port. Save settings");
}
}
}
