public static void SetCollapsingEnabled(RadElement rootElement, bool enabled)
{
foreach (RadElement enumDescendant in rootElement.EnumDescendants(TreeTraversalMode.BreadthFirst))
{
if (enumDescendant is ExpandableStackLayout)
{
int num = (int)enumDescendant.SetValue(ExpandableStackLayout.CollapsingEnabledProperty, (object)enabled);
}
}
}