AllowGUIEnabledForReadonlyAttribute class

[AttributeUsage(AttributeTargets.Class)]
public class AllowGUIEnabledForReadonlyAttribute : Attribute, _Attribute

Some drawers don't want to have its GUI disabled, even if the property is read-only or a ReadOnly attribute is defined on the property. Use this attribute on any drawer to force GUI being enabled in these cases.

[AllowGUIEnabledForReadonly]
public sealed class SomeDrawerDrawer<T> : OdinValueDrawer<T> where T : class
{
}

public AllowGUIEnabledForReadonlyAttribute()