internal CouplerViewModel(Coupler coupler)
{
CultureInfo culture = CultureInfo.InvariantCulture;
Model = coupler;
Min = coupler
.ToReactivePropertyAsSynchronized(
x => x.Min,
x => x.ToString(culture),
x => double.Parse(x, NumberStyles.Float, culture),
ignoreValidationErrorValue: true
)
.AddTo(disposable);
Max = coupler
.ToReactivePropertyAsSynchronized(
x => x.Max,
x => x.ToString(culture),
x => double.Parse(x, NumberStyles.Float, culture),
ignoreValidationErrorValue: true
)
.AddTo(disposable);
Object = coupler
.ToReactivePropertyAsSynchronized(x => x.Object)
.AddTo(disposable);
Min.SetValidateNotifyError(x =>
{
double min;
string message;
if (Utilities.TryParse(x, NumberRange.Any, out min, out message))
{
double max;
if (Utilities.TryParse(Max.Value, NumberRange.Any, out max) && min > max)
{
message = "MaxはMin以上でなければなりません。";
}
}
return(message);
})
.Subscribe(_ => Max.ForceValidate())
.AddTo(disposable);
Min.ObserveHasErrors
.ToReadOnlyReactivePropertySlim(mode: ReactivePropertyMode.DistinctUntilChanged)
.Where(x => !x)
.Subscribe(_ => Min.ForceNotify())
.AddTo(disposable);
Max.SetValidateNotifyError(x =>
{
double max;
string message;
if (Utilities.TryParse(x, NumberRange.Any, out max, out message))
{
double min;
if (Utilities.TryParse(Min.Value, NumberRange.Any, out min) && max < min)
{
message = "MaxはMin以上でなければなりません。";
}
}
return(message);
})
.Subscribe(_ => Min.ForceValidate())
.AddTo(disposable);
Max.ObserveHasErrors
.ToReadOnlyReactivePropertySlim(mode: ReactivePropertyMode.DistinctUntilChanged)
.Where(x => !x)
.Subscribe(_ => Max.ForceNotify())
.AddTo(disposable);
}
