http://blogs.msdn.com/jmprieur/archive/2009/06/23/new-beta1-sample-available-imslocks.aspxToday we made a new Beta1 sample available on the Code Gallery ( http://code.msdn.microsoft.com/DslTools ). This sample, named ImsLocks, explains how a DSL author can prevent the DSL user from editing partially or completely his designer. This can been-USCommunityServer 2.1 SP1 (Build: 61025.2)