/// <summary>
/// Reads the attribute values for the current node and displays them.
/// </summary>
public void ReadAttributes(TreeNode parent)
{
ReferenceDescription start = parent.Tag as ReferenceDescription;
ListOfReadValueId nodesToRead = new ListOfReadValueId();
foreach (uint attributeId in Attributes.GetIdentifiers())
{
ReadValueId nodeToRead = new ReadValueId();
nodeToRead.NodeId = new NodeId(start.NodeId);
nodeToRead.AttributeId = attributeId;
nodesToRead.Add(nodeToRead);
}
ListOfDataValue results;
ListOfDiagnosticInfo diagnosticInfos;
m_client.Read(
m_client.CreateRequestHeader(),
0,
TimestampsToReturn.Both_2,
nodesToRead,
out results,
out diagnosticInfos);
if (results != null)
{
AttributesLV.Items.Clear();
for (int ii = 0; ii < nodesToRead.Count; ii++)
{
ReadValueId nodeToRead = nodesToRead[ii];
DataValue dataValue = results[ii];
if (dataValue.StatusCode == StatusCodes.BadAttributeIdInvalid)
{
continue;
}
ListViewItem item = new ListViewItem(Attributes.GetBrowseName(nodeToRead.AttributeId));
item.SubItems.Add(new ListViewItem.ListViewSubItem());
item.SubItems[1].Text = dataValue.ToString();
AttributesLV.Items.Add(item);
}
}
}
/// <summary>
/// Reads the attribute values for the current node and displays them.
/// </summary>
public void ReadAttributes(TreeNode parent)
{
ReferenceDescription start = parent.Tag as ReferenceDescription;
ListOfReadValueId nodesToRead = new ListOfReadValueId();
foreach (uint attributeId in Attributes.GetIdentifiers())
{
ReadValueId nodeToRead = new ReadValueId();
nodeToRead.NodeId = new NodeId(start.NodeId);
nodeToRead.AttributeId = attributeId;
nodesToRead.Add(nodeToRead);
}
ListOfDataValue results;
ListOfDiagnosticInfo diagnosticInfos;
m_client.Read(
m_client.CreateRequestHeader(),
0,
TimestampsToReturn.Both_2,
nodesToRead,
out results,
out diagnosticInfos);
if (results != null)
{
AttributesLV.Items.Clear();
for (int ii = 0; ii < nodesToRead.Count; ii++)
{
ReadValueId nodeToRead = nodesToRead[ii];
DataValue dataValue = results[ii];
if (dataValue.StatusCode == StatusCodes.BadAttributeIdInvalid)
{
continue;
}
ListViewItem item = new ListViewItem(Attributes.GetBrowseName(nodeToRead.AttributeId));
item.SubItems.Add(new ListViewItem.ListViewSubItem());
item.SubItems[1].Text = dataValue.ToString();
AttributesLV.Items.Add(item);
}
}
}
