/// <summary>
/// Collaps the node for the given <see cref="ObjectField"/>.
/// </summary>
/// <param name="otherField">The node of this <see cref="ObjectField"/> will be collapsed if found.</param>
public void Collapse(ObjectField otherField)
{
TreeNodeAdv node = trvTree.FindNodeByTag(otherField);
if (node != null)
{
node.Collapse();
}
}
private void treeViewAdv1_DoubleClick(object sender, EventArgs e)
{
TreeNodeAdv selected = treeViewAdvOPC.SelectedNode;
if (selected == null)
{
return;
}
Node svrnode = selected.Tag as Node;
if (svrnode.Tag is Opc.Server)
{
Opc.Server opcserver = svrnode.Tag as Opc.Server;
Opc.Da.Server daserver = (Opc.Da.Server)opcserver;
if (svrnode.IsChecked == false)
{
if (daserver.IsConnected == false)
{
try
{
daserver.Connect();
OPCServer newserver = new OPCServer(this.CurrentController);
newserver.SetServer(daserver);
this.OPCServerList.Add(newserver);
CommonController.Instance.BrowseChildren(newserver, svrnode.Nodes, null);
//svrnode.Image = this.imageList1.Images[3];
svrnode.Image = Properties.Resources.server_link;
selected.ExpandAll();
selected.Collapse();
}
catch
{
if (daserver.IsConnected)
{
daserver.Disconnect();
}
//svrnode.Image = this.imageList1.Images[10];
svrnode.Image = Properties.Resources.server_error;
svrnode.IsChecked = true;
}
}
}
}
}
private void restoreExpandCollapseState(TreeNodeAdv node)
{
if (CollapseExpandManager == null)
{
return;
}
bool expanded = CollapseExpandManager.restoreNodeState(node.Tag);
if (expanded)
{
node.Expand(true);
}
else
{
node.Collapse(true);
}
}
void Tree_NodeMouseDoubleClick(object sender, TreeNodeAdvMouseEventArgs e)
{
DataNode node = e.Node.Tag as ContinuedDataNode;
if (node != null)
{
e.Handled = true;
_tree.BeginUpdate();
(node.Parent as ValueNode).ChildrenShowLimit += 500;
TreeNodeAdv parent = e.Node.Parent;
int ind = e.Node.Index;
parent.Collapse(true);
node.Parent.Nodes.Clear();
parent.Expand(true);
_tree.EndUpdate();
if (parent.Children.Count > ind)
{
_tree.ScrollTo(parent.Children[ind]);
}
}
}