public static void ForEachContainer(int startId, System.Func <FlowWindow, string, string> each, string accumulate = "")
{
var window = FlowSystem.GetWindow(startId);
if (window.IsContainer() == true)
{
accumulate += each(window, accumulate);
var childs = window.attachItems;
foreach (var child in childs)
{
FlowSystem.ForEachContainer(child.targetId, each, accumulate);
}
}
}
