| public static GetTargetIcon ( Session session, NodeClass nodeClass, ExpandedNodeId typeDefinitionId ) : string | ||
| session | Session | |
| nodeClass | NodeClass | |
| typeDefinitionId | ExpandedNodeId | |
| return | string | |
/// <summary>
/// Displays the a root in the control.
/// </summary>
public void Initialize(
Session session,
NodeId rootId,
NodeId viewId,
NodeId referenceTypeId,
BrowseDirection browseDirection)
{
m_session = session;
m_rootId = rootId;
m_viewId = viewId;
m_referenceTypeId = referenceTypeId;
m_browseDirection = browseDirection;
NodesTV.Nodes.Clear();
if (m_session == null)
{
return;
}
if (NodeId.IsNull(m_rootId))
{
m_rootId = Objects.RootFolder;
}
if (NodeId.IsNull(m_referenceTypeId))
{
m_referenceTypeId = ReferenceTypeIds.HierarchicalReferences;
}
ReferenceTypeCTRL.Initialize(m_session, ReferenceTypeIds.HierarchicalReferences);
ReferenceTypeCTRL.SelectedTypeId = m_referenceTypeId;
ILocalNode root = m_session.NodeCache.Find(m_rootId) as ILocalNode;
if (root == null)
{
return;
}
ReferenceDescription reference = new ReferenceDescription();
reference.ReferenceTypeId = referenceTypeId;
reference.IsForward = true;
reference.NodeId = root.NodeId;
reference.NodeClass = root.NodeClass;
reference.BrowseName = root.BrowseName;
reference.DisplayName = root.DisplayName;
reference.TypeDefinition = root.TypeDefinitionId;
TreeNode rootNode = new TreeNode(reference.ToString());
rootNode.ImageKey = rootNode.SelectedImageKey = GuiUtils.GetTargetIcon(session, reference);
rootNode.Tag = reference;
rootNode.Nodes.Add(new TreeNode());
NodesTV.Nodes.Add(rootNode);
}
/// <see cref="Opc.Ua.Client.Controls.BaseListCtrl.UpdateItem(ListViewItem,object)" />
protected override void UpdateItem(ListViewItem listItem, object item)
{
ILocalNode node = item as ILocalNode;
if (node == null)
{
base.UpdateItem(listItem, item);
return;
}
listItem.SubItems[0].Text = Utils.Format("{0}", node.DisplayName);
listItem.SubItems[1].Text = Utils.Format("{0}", node.NodeId);
listItem.ImageKey = GuiUtils.GetTargetIcon(m_session, node.NodeClass, node.TypeDefinitionId);
listItem.Tag = item;
}
/// <see cref="Opc.Ua.Client.Controls.BaseListCtrl.UpdateItem(ListViewItem,object)" />
protected override void UpdateItem(ListViewItem listItem, object item)
{
IReference reference = item as IReference;
if (reference == null)
{
base.UpdateItem(listItem, item);
return;
}
IReferenceType referenceType = m_session.NodeCache.Find(reference.ReferenceTypeId) as IReferenceType;
if (referenceType != null)
{
if (reference.IsInverse)
{
listItem.SubItems[0].Text = Utils.Format("{0}", referenceType.InverseName);
}
else
{
listItem.SubItems[0].Text = Utils.Format("{0}", referenceType.DisplayName);
}
}
else
{
listItem.SubItems[0].Text = Utils.Format("{0}", reference.ReferenceTypeId);
}
INode target = m_session.NodeCache.Find(reference.TargetId) as INode;
if (target != null)
{
listItem.SubItems[1].Text = Utils.Format("{0}", target.DisplayName);
}
else
{
listItem.SubItems[1].Text = Utils.Format("{0}", reference.TargetId);
}
listItem.ImageKey = GuiUtils.GetTargetIcon(m_session, NodeClass.ReferenceType, null);
listItem.Tag = reference;
}
/// <summary>
/// Adds the browse results to the node (if not null).
/// </summary>
private void UpdateNode(TreeNode parent, ReferenceDescriptionCollection references)
{
try {
for (int ii = 0; ii < references.Count; ii++)
{
ReferenceDescription reference = references[ii];
TreeNode childNode = new TreeNode(reference.ToString());
childNode.ImageKey = childNode.SelectedImageKey = GuiUtils.GetTargetIcon(m_session, reference);
childNode.Tag = reference;
childNode.Nodes.Add(new TreeNode());
parent.Nodes.Add(childNode);
}
} catch (Exception exception) {
GuiUtils.HandleException(this.Text, MethodBase.GetCurrentMethod(), exception);
}
}