private void IterateOverGraph(Action <DatasetViewGraph, DatasetFacade, DatasetFacade> action)
{
var root = m_Project.Root();
action(m_Graph, null, root);
var nodes = new Queue <DatasetFacade>();
nodes.Enqueue(root);
while (nodes.Count > 0)
{
var dataset = nodes.Dequeue();
foreach (var child in dataset.Children())
{
var temp = child;
if (InternalContext.IsSynchronized)
{
action(m_Graph, dataset, temp);
}
else
{
Action a = () => action(m_Graph, dataset, temp);
InternalContext.Invoke(a);
}
nodes.Enqueue(child);
}
}
}
private void RemoveDatasetFromGraph()
{
var datasets = new List <DatasetFacade>();
foreach (var pair in m_VertexMap)
{
datasets.Add(pair.Key);
}
Action <DatasetViewGraph, DatasetFacade, DatasetFacade> action =
(graph, parent, child) =>
{
if (m_VertexMap.ContainsKey(child))
{
datasets.Remove(child);
}
};
IterateOverGraph(action);
Action deleteAction = () =>
{
foreach (var dataset in datasets)
{
m_Graph.RemoveVertex(m_VertexMap[dataset]);
m_VertexMap.Remove(dataset);
}
};
if (InternalContext.IsSynchronized)
{
deleteAction();
}
else
{
InternalContext.Invoke(deleteAction);
}
Notify(() => Graph);
}
