public List <LoadChildrenResult> LoadChildrenMultiple(
RootNodeViewModel projectNode, ICollection <DirectoryNodeViewModel> nodes)
{
var tcs = new TaskCompletionSource <List <LoadChildrenResult> >();
var request = new GetDirectoryEntriesMultipleRequest {
ProjectPath = projectNode.GetProjectPath().Value,
RelativePathList = nodes.Select(x => x.RelativePath).ToList()
};
_typedRequestProcessProxy.RunUnbufferedAsync(request,
response => { LoadChildrenMultipleCallback(tcs, nodes, response); },
response => { LoadChildrenMultipleErrorCallback(tcs, response); });
return(tcs.Task.Result);
}
public IList <LoadChildrenResult> LoadChildrenMultiple(
RootNodeViewModel projectNode, ICollection <DirectoryNodeViewModel> nodes)
{
// "fake" root node does not support loading children dynamically (they should have been set manually)
if (string.IsNullOrEmpty(projectNode.FullPathString))
{
return(ArrayUtilities.EmptyList <LoadChildrenResult> .Instance);
}
var tcs = new TaskCompletionSource <List <LoadChildrenResult> >();
var request = new GetDirectoryEntriesMultipleRequest {
ProjectPath = projectNode.GetProjectPath().Value,
RelativePathList = nodes.Select(x => x.RelativePath).ToList()
};
_typedRequestProcessProxy.RunUnbufferedAsync(request, RunAsyncOptions.Default,
response => { LoadChildrenMultipleCallback(tcs, nodes, response); },
response => { LoadChildrenMultipleErrorCallback(tcs, response); });
return(tcs.Task.Result);
}
private IDictionary <RelativePath, DirectoryEntry> RetrievePreviouslyLoadedChildren(RootNodeViewModel rootNode)
{
var result = new Dictionary <RelativePath, DirectoryEntry>();
// Special case for "fake" empty hierarchy
if (rootNode.Children.Count > 0)
{
var directoryNodes = new List <DirectoryNodeViewModel>();
CollectChildrenLoadedDirectoryNodes(rootNode, directoryNodes);
var entries = _nodeViewModelLoader.LoadChildrenMultiple(rootNode, directoryNodes);
foreach (var entry in entries)
{
result.Add(new RelativePath(entry.Node.RelativePath), entry.Entry);
}
}
return(result);
}
private uint _maxItemId = 5; // Arbitrary number not too close to 0.
public VsHierarchyNodes()
{
_rootNode = new RootNodeViewModel();
_rootNode.ItemId = RootNodeItemId;
AddNode(_rootNode);
}
