public SignatureTreeViewModel(TreeViewModelBase parent, SignatureTreeItem value)
: base(parent)
{
if (value == null) throw new ArgumentNullException(nameof(value));
_children = new ObservableCollectionEx<TreeViewModelBase>();
_readonlyChildren = new ReadOnlyObservableCollection<TreeViewModelBase>(_children);
this.Value = value;
}
public SignatureTreeViewItem(SignatureTreeItem value)
: base()
{
if (value == null) throw new ArgumentNullException("value");
base.ItemsSource = _listViewItemCollection;
base.Header = _header;
base.IsExpanded = true;
base.RequestBringIntoView += (object sender, RequestBringIntoViewEventArgs e) =>
{
e.Handled = true;
};
this.Value = value;
}
private SignatureTreeItem GetSignatureTreeViewItem(string leaderSignature)
{
var signatureTreeItems = new List<SignatureTreeItem>();
var workSignatureTreeItems = new List<SignatureTreeItem>();
var checkedSignatures = new HashSet<string>();
var workCheckedSignatures = new HashSet<string>();
{
LinkItem leaderLinkItem;
if (!_cache_LinkItems.TryGetValue(leaderSignature, out leaderLinkItem)) return null;
signatureTreeItems.Add(new SignatureTreeItem(leaderLinkItem));
checkedSignatures.Add(leaderSignature);
}
{
int index = 0;
for (;;)
{
for (; index < signatureTreeItems.Count && index < 32 * 1024; index++)
{
var sortedList = signatureTreeItems[index].LinkItem.TrustSignatures.ToList();
sortedList.Sort();
foreach (var trustSignature in sortedList)
{
if (checkedSignatures.Contains(trustSignature)) continue;
LinkItem tempLinkItem;
if (!_cache_LinkItems.TryGetValue(trustSignature, out tempLinkItem)) continue;
var tempTreeItem = new SignatureTreeItem(tempLinkItem);
signatureTreeItems[index].Children.Add(tempTreeItem);
workSignatureTreeItems.Add(tempTreeItem);
workCheckedSignatures.Add(trustSignature);
}
}
if (workSignatureTreeItems.Count == 0) break;
signatureTreeItems.AddRange(workSignatureTreeItems);
workSignatureTreeItems.Clear();
checkedSignatures.UnionWith(workCheckedSignatures);
workCheckedSignatures.Clear();
}
}
return signatureTreeItems[0];
}