public void TestLookupItemIDs01()
{
//testing --
OpcServer opcServer = new OpcServer();
Accessor opcServerAccessor = ReflectionAccessor.Wrap(opcServer);
opcServerAccessor.SetField("ifServer", new OPCServerComClass());
opcServerAccessor.SetField("ifItmProps", ((IOPCItemProperties)opcServerAccessor.GetField("ifServer")));
int [] propertyIDs = new int[3];
OPCPropertyItem[] propertiesData;
//Test Procedure Call
opcServer.LookupItemIDs("Item1", propertyIDs, out propertiesData);
//Post Condition Check
}
public void ListAllProperties(ref OpcServer theSrv, string itemid)
{
listPropsView.Items.Clear();
string[] istrs = new string[5];
OPCProperty[] props;
OPCPropertyData[] propdata;
int[] propertyIDs = new int[1];
OPCPropertyItem[] propitm;
try
{
theSrv.QueryAvailableProperties(itemid, out props);
if (props == null)
{
return;
}
foreach (OPCProperty p in props)
{
istrs[0] = p.PropertyID.ToString();
istrs[1] = p.Description;
istrs[2] = DUMMY_VARIANT.VarEnumToString(p.DataType);
istrs[3] = "";
istrs[4] = "";
propertyIDs[0] = p.PropertyID;
theSrv.GetItemProperties(itemid, propertyIDs, out propdata);
if (propdata != null)
{
if (propdata[0].Error != HRESULTS.S_OK)
{
istrs[3] = "!Error 0x" + propdata[0].Error.ToString("X");
}
else
{
istrs[3] = propdata[0].Data.ToString();
}
}
if (p.PropertyID > 6)
{
theSrv.LookupItemIDs(itemid, propertyIDs, out propitm);
if (propitm != null)
{
if (propitm[0].Error != HRESULTS.S_OK)
{
istrs[4] = "!Error 0x" + propitm[0].Error.ToString("X");
}
else
{
istrs[4] = propitm[0].newItemID;
}
}
}
listPropsView.Items.Add(new ListViewItem(istrs));
}
}
catch (COMException)
{
MessageBox.Show(this, "QueryAvailableProperties failed!", "Item Properties", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return;
}
// preselect top item in ListView
listPropsView.Items[0].Selected = true;
}
