public TreeViewModel BuildCodeMapTree(CodeMapWindowViewModel windowViewModel, bool expandRoots, bool expandChildren, CancellationToken cancellation)
{
windowViewModel.ThrowOnNull(nameof(windowViewModel));
cancellation.ThrowIfCancellationRequested();
TreeViewModel codeMapTree = CreateEmptyCodeMapTree(windowViewModel);
if (codeMapTree == null)
{
return(null);
}
cancellation.ThrowIfCancellationRequested();
var roots = CreateRoots(codeMapTree, expandRoots, cancellation)?.Where(root => root != null).ToList();
if (roots.IsNullOrEmpty())
{
return(codeMapTree);
}
cancellation.ThrowIfCancellationRequested();
foreach (TreeNodeViewModel root in roots)
{
root.AcceptBuilder(this, expandChildren, cancellation);
}
var rootsToAdd = roots.Where(root => root.Children.Count > 0 || root.DisplayNodeWithoutChildren);
codeMapTree.RootItems.AddRange(rootsToAdd);
return(codeMapTree);
}
public TreeViewModel?BuildCodeMapTree(CodeMapWindowViewModel windowViewModel, bool expandRoots, bool expandChildren, CancellationToken cancellation)
{
windowViewModel.ThrowOnNull(nameof(windowViewModel));
try
{
Cancellation = cancellation;
return(BuildCodeMapTree(windowViewModel, expandRoots, expandChildren));
}
finally
{
Cancellation = CancellationToken.None;
}
}