private void modifyingNode_Complete()
{
if (InvokeRequired)
{
Invoke(new WorkerDelegate(modifyingNode_Complete));
return;
}
if (finishedModification.Count == 0)
{
return;
}
DBNode <T> node = finishedModification.Pop();
TreeNode treeNode = treeNodeLookup[node];
NodeModifiedDetails details = modificationDetails[node];
rebuildingNode = false;
// re-add the node
try {
if (details.Parent == null)
{
treeView.Nodes.Insert(details.Index, treeNode);
}
else
{
details.Parent.Nodes.Insert(details.Index, treeNode);
}
}
catch (Exception e) {
if (e is ThreadAbortException)
{
throw e;
}
}
treeView.SelectedNode = treeNode;
modificationDetails.Remove(node);
}
void nodeModified(IDBNode node)
{
if (modificationDetails.ContainsKey((DBNode <T>)node))
{
return;
}
if (treeNodeLookup.ContainsKey((DBNode <T>)node) && this.Visible)
{
// store modification details
TreeNode treeNode = treeNodeLookup[(DBNode <T>)node];
NodeModifiedDetails details = new NodeModifiedDetails();
details.Index = treeNode.Index;
details.Parent = treeNode.Parent;
modificationDetails[(DBNode <T>)node] = details;
pendingModification.Push((DBNode <T>)node);
// temporarily remove the node
rebuildingNode = true;
if (details.Parent == null)
{
treeView.Nodes.Remove(treeNode);
}
else
{
details.Parent.Nodes.Remove(treeNode);
}
// add a dummy node so the user doesnt freak out
// update the node in a new thread while displaying a progress dialog
ProgressPopup popup = new ProgressPopup(new WorkerDelegate(nodeModifiedWorker));
popup.Owner = FindForm();
popup.Text = "Updating Menu Items";
popup.WorkComplete += new WorkCompleteDelegate(modifyingNode_Complete);
popup.ShowDialogDelayed(300);
}
}
