public static bool Validate(SetStateActivity setState, ValidationErrorCollection validationErrors)
{
SetStateValidator.SetStateContainment containment = new SetStateValidator.SetStateContainment();
ValidateContainment(containment, setState);
if (containment.validParentFound && containment.validParentStateFound)
{
return(true);
}
validationErrors.Add(new ValidationError(SR.GetError_SetStateOnlyWorksOnStateMachineWorkflow(), 0x5f2));
return(false);
}
private static void ValidateParentState(SetStateValidator.SetStateContainment containment, CompositeActivity activity)
{
if (activity.Parent != null)
{
if (activity.Parent is StateActivity)
{
containment.validParentStateFound = true;
}
else
{
ValidateParentState(containment, activity.Parent);
}
}
}
private static void ValidateContainment(SetStateValidator.SetStateContainment containment, Activity activity)
{
if ((activity.Parent == null) || (activity.Parent == activity))
{
containment.validParentFound = false;
}
else if (SetStateValidator.IsValidContainer(activity.Parent))
{
ValidateParentState(containment, activity.Parent);
}
else
{
ValidateContainment(containment, activity.Parent);
}
}