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  • Calculated property based on Associeted Collection and Validation Rules for Collections

    Hi I'm trying to learn XAF and have some problems with Collections. My classes: Community Community-Members (XPCollection - Association) MemberCount Members (Inherits from Person, a Member can be part of N Communities)) MemberSince (date) 1- I need a Calculated Property in mi Community class that...
    Posted to eXpressApp Framework (Forum) by Francisco Ortiz on 11/22/2010
    Filed under: eXpressApp Framework, XAF, xaf business rules, eXpressApp, xaf xpo rules, xpo, XPO XAF devexpress expressApp detailview SQL, XPCollection

  • Create and Access a Filltered Association in XAF

    I'm trying to muttle through and learn XAF/XPO by building a simple application against existing Sql db. I have run into a roadblock on how to resolve a filtered association within Xaf/Xpo. I have looked at a few sample questions/examples but none seem to reflect my scenario, so I am turning here...
    Posted to eXpressApp Framework (Forum) by Mark Handzlik on 11/11/2009
    Filed under: filters, XAF, xpo, XPO XAF devexpress expressApp detailview SQL, XPCollection

  • XPCollection and DefaultSession.ConnectionString

    Hi all, I got the following from the XPO tutorials: // Retrieves all the Person objects (including descendants) using the default session. XPCollection collection = new XPCollection(typeof(Person)); In XAF this seems not to work, because of a wrong connection string. It is using a 'default' connection...
    Posted to eXpressApp Framework (Forum) by Ralph Rutschmann on 5/30/2009
    Filed under: XAF, xpo, XPCollection
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