private static bool IsValidProperty(SceneNode sceneNode, ReferenceStep referenceStep, IType targetPropertyType)
{
if (referenceStep.IsAttachable)
{
return(false);
}
IType type1 = targetPropertyType.NullableType ?? targetPropertyType;
if (PlatformTypes.String.Equals((object)type1) || PlatformTypes.Object.Equals((object)type1))
{
return(true);
}
IType type2 = referenceStep.PropertyType.NullableType ?? referenceStep.PropertyType;
if (type1.IsAssignableFrom((ITypeId)type2))
{
return(BindingPropertyHelper.IsPropertyValidBindingSource(sceneNode, referenceStep));
}
return(false);
}