public ReturnCode WriteSingleTagValue(String TagName, String TagValue)
{
if (DAServer.ServerState == ServerState.CONNECTED)
{
int clientHandle = 1;
int transactionHandle = 1;
ItemIdentifier[] itemIdentifiers = new ItemIdentifier[1];
ItemValue[] itemValues = new ItemValue[1];
itemIdentifiers[0] = new ItemIdentifier();
itemIdentifiers[0].ItemName = TagName;
itemIdentifiers[0].ClientHandle = clientHandle;
itemValues[0] = new ItemValue();
itemValues[0].Value = TagValue;
try
{
return(DAServer.WriteAsync(transactionHandle, ref itemIdentifiers, itemValues));
}
catch { return(ReturnCode.ITEMERROR); }
}
else
{
return(ReturnCode.ITEMERROR);
}
}
public bool WriteAsync(ItemIdentifier[] itemIdentifiers, ItemValue[] itemValues)
{
bool succes = false;
// Declare variables
int transactionHandle = 1;
ReturnCode returnCode;
try
{ // Call WriteAsync API method
returnCode = _daServerMgt.WriteAsync(transactionHandle, ref itemIdentifiers, itemValues);
// Check item results
if (returnCode != ReturnCode.SUCCEEDED)
{
Writer.writeAll("Write request failed for one or more items : " + returnCode.ToString());
Writer.writeAll("ItemID : " + itemIdentifiers.ToString());
Writer.writeAll("ItemValue : " + itemValues.ToString());
// Examine ResultID objects for detailed information.
}
else
{
succes = true;
}
}
catch (Exception e)
{
for (int i = 0; i < itemIdentifiers.Length; i++)
{
Writer.writeAll("Item : " + itemIdentifiers[i].ItemName);
Writer.writeAll("Value : " + itemValues[i].Value.ToString());
}
Writer.writeAll("WriteAsync exception. Reason: " + e);
if (!_daServerMgt.IsConnected)
{
Writer.writeAll("");
Connect();
}
}
return(succes);
}
