/// <summary>
/// Handles the AfterSelect event of the BrowseTV control.
/// </summary>
private void BrowseTV_AfterSelect(object sender, TreeViewEventArgs e)
{
try
{
m_selectedNodeId = null;
if (BrowseTV.SelectedNode == null)
{
if (m_AfterSelect != null)
{
m_AfterSelect(this, new EventArgs());
}
return;
}
// get node to browse.
ReferenceDescription reference = (ReferenceDescription)e.Node.Tag;
NodeId nodeId = m_rootId;
if (reference != null)
{
nodeId = (NodeId)reference.NodeId;
}
m_selectedNodeId = nodeId;
if (AttributesControl != null)
{
AttributesControl.ReadAttributes(m_selectedNodeId, true);
}
// raise event.
if (m_AfterSelect != null)
{
m_AfterSelect(this, new EventArgs());
}
}
catch (Exception exception)
{
ClientUtils.HandleException(this.Text, exception);
}
}
/// <summary>
/// Changes the session used by the control.
/// </summary>
private void ChangeSession(Session session, bool refresh)
{
m_session = session;
if (AttributesControl != null)
{
AttributesControl.ChangeSession(session);
}
BrowseTV.Nodes.Clear();
if (m_session != null)
{
INode node = m_session.NodeCache.Find(m_rootId);
if (node != null)
{
TreeNode root = new TreeNode(node.ToString());
root.ImageIndex =
ClientUtils.GetImageIndex(m_session, node.NodeClass, node.TypeDefinitionId, false);
root.SelectedImageIndex =
ClientUtils.GetImageIndex(m_session, node.NodeClass, node.TypeDefinitionId, true);
ReferenceDescription reference = new ReferenceDescription();
reference.NodeId = node.NodeId;
reference.NodeClass = node.NodeClass;
reference.BrowseName = node.BrowseName;
reference.DisplayName = node.DisplayName;
reference.TypeDefinition = node.TypeDefinitionId;
root.Tag = reference;
root.Nodes.Add(new TreeNode());
BrowseTV.Nodes.Add(root);
root.Expand();
BrowseTV.SelectedNode = root;
}
}
}
