public OpcXmlDaDriver()
{
RequestOptions ReadOptions = new RequestOptions();
ReadOptions.ClientRequestHandle = "";
ReadOptions.LocaleID = "DE-AT";
ReadOptions.RequestDeadlineSpecified = true;
ReadOptions.ReturnDiagnosticInfo = true;
ReadOptions.ReturnErrorText = true;
ReadOptions.ReturnItemName = true;
ReadOptions.ReturnItemPath = true;
ReadOptions.ReturnItemTime = true;
ReadRequestItemList ReadItemList = new
ReadRequestItemList();
ReadRequestItem[] ReadItemArray = new
ReadRequestItem[1];
ReadRequestItem ReadItem = new ReadRequestItem();
ReadItem.ItemPath = "SIMOTION";
ReadItem.ItemName = "var/userData.user5";
ReadItemArray[0] = ReadItem;
ReadItemList.Items = ReadItemArray;
ReplyItemList ReadReplyList;
OPCError[] ReadErrorList;
Service C230_2_Server = new Service();
C230_2_Server.Url = "http://169.254.11.22/soap/opcxml";
System.Net.ICredentials myCredentials = new System.Net.NetworkCredential("simotion", "simotion");
C230_2_Server.Credentials = myCredentials;
C230_2_Server.PreAuthenticate = true;
System.Net.ServicePointManager.Expect100Continue = false;
C230_2_Server.Read(ReadOptions, ReadItemList, out ReadReplyList, out ReadErrorList);
//if ((ReadReplyList.Items[0] != null) && (ReadReplyList.Items[0].Value != null) && (ReadReplyList.Items[0].Value.GetType().Name != "XmlNode[]"))
// Output.Text = ReadReplyList.Items[0].Value.ToString();
//else
// Output.Text = "<Error>";
MessageBox.Show(ReadReplyList.Items[0].ItemName.ToString() + "\nValue: " + ReadReplyList.Items[0].Value);
}
/// <summary>
///
/// </summary>
/// <param name="itemName"></param>
/// <returns></returns>
private ReadRequestItem NewReadRequestItem(string itemName)
{
ReadRequestItem rri = new ReadRequestItem();
rri.ItemName = itemName;
return rri;
}
