public void Execute(IPanel panel)
{
if (panel == null)
{
throw new ArgumentNullException("panel");
}
var container = panel.Parent as IPanelContainer;
if (container != null)
{
// Insert after current panel
int targetIndex = container.Childs.IndexOf(panel);
container.Childs.Insert(targetIndex + 1, (IPanel)panel.Clone());
}
}