public bool DisConnect(out string msg)
{
try
{
if (this.Company == PlcCompany.Mitsubishi.ToString())
{
melsec_net.ConnectClose();// 关闭长连接，并切换为短连接，在系统退出时可以调用
IsAlive = false;
}
else
{
TcpClient.Close();
TcpClient = null;
IsAlive = false;
}
}
catch (Exception ex)
{
msg = ex.Message;
IsAlive = true;
return(false);
}
msg = string.Empty;
return(true);
}
private void button1_Click(object sender, EventArgs e)
{
// 连接
if (!System.Net.IPAddress.TryParse(textBox1.Text, out System.Net.IPAddress address))
{
MessageBox.Show("Ip地址输入不正确！");
return;
}
melsec_net.PLCIpAddress = address;
if (!int.TryParse(textBox2.Text, out int port))
{
MessageBox.Show("端口输入格式不正确！");
return;
}
melsec_net.PortRead = port;
melsec_net.ConnectClose( );
try
{
OperateResult connect = melsec_net.ConnectServer( );
if (connect.IsSuccess)
{
MessageBox.Show("连接成功！");
button2.Enabled = true;
button1.Enabled = false;
panel2.Enabled = true;
}
else
{
MessageBox.Show("连接失败！");
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
public bool TcpDisConnect(out string msg)
{
try
{
if (this.Company == PlcCompany.Mitsubishi.ToString())
{
if (melsec_net != null)
{
melsec_net.ConnectClose();// 关闭长连接，并切换为短连接，在系统退出时可以调用
}
IsAlive = false;
}
else if (this.Company == PlcCompany.Siemens.ToString())
{
if (siemensS7Net != null)
{
siemensS7Net.ConnectClose();
siemensS7Net = null;
}
IsAlive = false;
}
else if (this.Company == PlcCompany.OMRON.ToString() && (this.Model == "SYSMAC CP1H" || this.Model == "NX102"))
{
if (omron_net != null)
{
omron_net.ConnectClose();
omron_net = null;
}
IsAlive = false;
}
else if (this.Company == PlcCompany.OMRON.ToString() && this.Model == "NX1P2")
{
if (Socket != null)
{
Socket.Close();
Socket.Dispose();
Socket = null;
}
if (point != null)
{
point = null;
}
IsAlive = false;
}
else if (this.Company == "MCGS" && this.Model == "TPC1061TI(Hi)")
{
if (busTcpClient != null)
{
busTcpClient.ConnectClose();
busTcpClient = null;
}
IsAlive = false;
}
else if (Socket != null)
{
Socket.Close();
Socket.Dispose();
Socket = null;
IsAlive = false;
}
}
catch (Exception ex)
{
msg = ex.Message;
IsAlive = true;
return(false);
}
msg = string.Empty;
return(true);
}
