private void button1_Click(object sender, EventArgs e)
{
string url = "opcda://localhost/Kepware.KEPServerEX.V6/{B3AF0BF6-4C0C-4804-A122-6F3B160F4397}";
connectInfo.LocalId = "en";
connectInfo.KeepAliveTime = 1000;
connectInfo.RetryAfterConnectionError = true;
connectInfo.RetryInitialConnection = false;
connectInfo.ClientName = "CS Simple Client";
connectFailed = false;
int clientHandle = 1;
try
{
DAserver.Connect(url, clientHandle, ref connectInfo, out connectFailed);
}
catch (Exception ex)
{
MessageBox.Show("Handled Connect exception. Reason: " + ex.Message);
connectFailed = true;
}
if (connectFailed)
{
MessageBox.Show("Connect failed");
}
SubscribeToOPCDAServerEvents();
Subscribe2Data();
ModifySubscription(true);
}
// Функция проверки подключеиня к серверу
public bool TestConnection()
{
bool result = false;
if (String.IsNullOrEmpty(URL))
{
return(false);
}
try
{
Kepware.ClientAce.OpcDaClient.ConnectInfo connectInfo = new Kepware.ClientAce.OpcDaClient.ConnectInfo();
Kepware.ClientAce.OpcDaClient.DaServerMgt DAServer = new Kepware.ClientAce.OpcDaClient.DaServerMgt();
Boolean connectFailed = false;
connectInfo.LocalId = "en";
connectInfo.KeepAliveTime = KeepAliveTime;
connectInfo.RetryAfterConnectionError = RetryAfterConnectionError;
connectInfo.RetryInitialConnection = RetryInitialConnection;
connectInfo.ClientName = "OPCClient";
Int32 clientHandle = 1;
DAServer.Connect(URL, clientHandle, ref connectInfo, out connectFailed);
result = !connectFailed;
DAServer.Disconnect();
return(result);
}
catch { return(false); }
}