private void GetChildren([NotNull] IEnumerable <ItemHeader> children, [NotNull] GetChildrenDelegate callback)
{
Diagnostics.Debug.ArgumentNotNull(children, nameof(children));
Diagnostics.Debug.ArgumentNotNull(callback, nameof(callback));
var result = new List <BaseTreeViewItem>();
var count = children.Count();
if (count > 100)
{
count = LoadManyItemsDialog.Execute(count);
if (count < 0)
{
callback(result);
return;
}
}
for (var n = 0; n < count; n++)
{
var child = children.ElementAt(n);
var item = GetChildTreeViewItem(child);
if (child.HasChildren)
{
item.Add(DummyTreeViewItem.Instance);
}
result.Add(item);
}
callback(result);
}
public override bool GetChildren(GetChildrenDelegate callback, bool async)
{
Assert.ArgumentNotNull(callback, nameof(callback));
var busy = true;
GetItemsCompleted <ItemHeader> c = delegate(IEnumerable <ItemHeader> items)
{
var result = new List <TemplatedTreeViewItem>();
var count = items.Count();
if (count > 100)
{
count = LoadManyItemsDialog.Execute(count);
if (count < 0)
{
callback(result);
return;
}
}
for (var n = 0; n < count; n++)
{
var item = items.ElementAt(n);
var i = GetTreeViewItem(item.ItemUri, item.Name, item.Icon, item.TemplateId, item.TemplateName);
result.Add(i);
}
callback(result);
busy = false;
};
DatabaseUri.Site.DataService.SelectItems(GetQueryText(), DatabaseUri, c);
if (!async)
{
while (busy)
{
AppHost.DoEvents();
}
}
return(true);
}