public IBufferingEventViewProvider <ICalculationNode> GetNode(NodeSelector selector)
{
var nodeIsNew = !Nodes.ContainsKey(selector);
var node = _decoratedGraph.GetNode(selector);
if (nodeIsNew)
{
_nodeAddedAction(selector);
}
return(node);
}
public void RemoveNode(NodeSelector selector)
{
if (!_nodes.ContainsKey(selector))
{
return;
}
var node = GetDisposableNode(selector);
node.Dispose();
_nodes.Remove(selector);
_paths.Remove(selector.Path);
}
public ISuspendableEventViewProvider <ICalculationNode> GetNode(NodeSelector selector) => GetDisposableNode(selector);
private IDisposableNodeViewProvider CreateDisposableNode(NodeSelector selector)
{
_paths.Add(selector.Path);
return(_nodeFactory.Create(selector));
}
private IDisposableNodeViewProvider GetDisposableNode(NodeSelector selector) => (IDisposableNodeViewProvider)_nodes.GetOrAdd(selector, CreateDisposableNode);
public void RemoveNode(NodeSelector selector)
{
_decoratedGraph.RemoveNode(selector);
_nodeRemovedAction(selector);
}
public IBufferingEventViewProvider <ICalculationNode> GetNode(NodeSelector selector) => GetDisposableNode(selector);