// Note that this returns XamlMember which might not actually appear in XamlObjectReader. For example, XamlLanguage.Items won't be returned when there is no item in the collection.
public static IEnumerable <XamlMember> GetAllObjectReaderMembersByType(this XamlType type, IValueSerializerContext vsctx)
{
if (type.HasPositionalParameters(vsctx))
{
yield return(XamlLanguage.PositionalParameters);
yield break;
}
// Note that if the XamlType has the default constructor, we don't need "Arguments".
IEnumerable <XamlMember> args = type.ConstructionRequiresArguments ? type.GetSortedConstructorArguments() : null;
if (args != null && args.Any())
{
yield return(XamlLanguage.Arguments);
}
if (type.IsContentValue(vsctx))
{
yield return(XamlLanguage.Initialization);
yield break;
}
if (type.IsDictionary)
{
yield return(XamlLanguage.Items);
yield break;
}
foreach (var m in type.GetAllMembers())
{
// do not read constructor arguments twice (they are written inside Arguments).
if (args != null && args.Contains(m))
{
continue;
}
// do not return non-public members (of non-collection/xdata). Not sure why .NET filters out them though.
if (!m.IsReadPublic)
{
continue;
}
if (!m.IsWritePublic &&
!m.Type.IsXData &&
!m.Type.IsArray &&
!m.Type.IsCollection &&
!m.Type.IsDictionary)
{
continue;
}
yield return(m);
}
if (type.IsCollection)
{
yield return(XamlLanguage.Items);
}
}
public static IEnumerable <XamlMember> GetConstructorArguments(this XamlType type)
{
return(type.GetAllMembers().Where(m => m.UnderlyingMember != null && m.GetCustomAttributeProvider().GetCustomAttribute <ConstructorArgumentAttribute> (false) != null));
}