public static bool EvaluateNumericDisplay(NumberDisplayCriteria criteria, TimeSpan number)
{
switch (criteria)
{
case NumberDisplayCriteria.Always:
return(true);
case NumberDisplayCriteria.WhenNonNegative:
return(number >= TimeSpan.Zero);
case NumberDisplayCriteria.WhenNonZero:
return(number != TimeSpan.Zero);
case NumberDisplayCriteria.Never:
return(false);
}
throw new ArgumentOutOfRangeException();
}
public static bool EvaluateNumericDisplay(NumberDisplayCriteria criteria, int a, int b)
{
// checks both
switch (criteria)
{
case NumberDisplayCriteria.Always:
return(true);
case NumberDisplayCriteria.WhenNonNegative:
// both must be nonnegative to DISPLAY
return(a >= 0 && b >= 0);
case NumberDisplayCriteria.WhenNonZero:
// both must be zero to hide
return(!(a == 0 && b == 0));
case NumberDisplayCriteria.Never:
return(false);
}
throw new ArgumentOutOfRangeException();
}
