/// <summary>
/// 添加item到HDA服务器
/// </summary>
/// <param name="itemName">item 名称</param>
public void AddItem(string itemName)
{
if (_hdaServer != null)
{
Opc.ItemIdentifier itemIdentifier = new Opc.ItemIdentifier(itemName);
Opc.ItemIdentifier[] items = { itemIdentifier };
Opc.IdentifiedResult[] addItemResults = _hdaServer.CreateItems(items);
Opc.IdentifiedResult[] validateItemResults = _hdaServer.ValidateItems(items);
//Console.WriteLine("Item Added: " + itemName);
}
}
private ItemIdentifier[] HandleItemIdentifiers(string identifier)
{
if (_opcHdaServer == null)
{
return new[] { new ItemIdentifier() }
}
;
var identifiers = new[] { new ItemIdentifier(identifier) };
_opcHdaServer.CreateItems(identifiers);
_opcHdaServer.ValidateItems(identifiers);
identifiers = new ItemIdentifier[_opcHdaServer.Items.Count];
_opcHdaServer.Items.CopyTo(identifiers, 0);
return(identifiers);
}