public override ValidationResult Validate(object value, CultureInfo culture)
{
string input = value as string;
if (string.IsNullOrWhiteSpace(input))
{
return(ValidationResult.ValidResult);
}
string stripped = StripWhitespace(input);
if (!s_StrippedMatch.IsMatch(stripped))
{
return(new ValidationResult(false, Resource.ProjectPlan.Resources.Label_InvalidFormat));
}
ManagedActivityContext context = Context;
if (context != null && context.Id != 0)
{
IList <int> output = Parse(stripped);
if (output.Contains(context.Id))
{
return(new ValidationResult(false, Resource.ProjectPlan.Resources.Label_SelfDependency));
}
}
return(ValidationResult.ValidResult);
}
private static void OnValueChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
ManagedActivityContext context = (ManagedActivityContext)d;
BindingExpressionBase bindingExpressionBase = BindingOperations.GetBindingExpressionBase(context, BindingToTriggerProperty);
bindingExpressionBase?.UpdateSource();
}
