public IEnumerable <Fall> GetAllFalls(Func <Fall, bool> pFunc = null)
{
try
{
if (pFunc == null)
{
return(dal.GetAllFalls());
}
else
{
return((from fall in dal.GetAllFalls()
where pFunc(fall)
select fall).ToList());
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
return(null);
}
}