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  4. VB6 - Enumerating unreleased references at program end

VB6 - Enumerating unreleased references at program end

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  • C Offline
    C Offline
    cvogt61457
    wrote on last edited by
    #1

    I'm maintaining some old VB6 code (eventually will be moving to VS2008) It has many circular references between objects. I'm looking for a way to enumerate the outstanding object references remaining at the program end to be able to verify that the circular references are all disposed of properly. Also, is there a way to get some notification or callback with a reference is defined? Thanks, Chuck

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    • C cvogt61457

      I'm maintaining some old VB6 code (eventually will be moving to VS2008) It has many circular references between objects. I'm looking for a way to enumerate the outstanding object references remaining at the program end to be able to verify that the circular references are all disposed of properly. Also, is there a way to get some notification or callback with a reference is defined? Thanks, Chuck

      D Offline
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      Dave Kreskowiak
      wrote on last edited by
      #2

      cvogt61457 wrote:

      It has many circular references between objects.

      It sounds like you've got a serious design problem. Except in a limited number of cases, an object graph should not have circular references, unless absolutely necessary. I would highly recommend rewriting the app to remove this condition if at all possible.

      cvogt61457 wrote:

      is there a way to get some notification or callback with a reference is defined

      There is no such event or callback to subscribe to unless the class that you're instantiating supplies it.

      A guide to posting questions on CodeProject[^]
      Dave Kreskowiak Microsoft MVP Visual Developer - Visual Basic
           2006, 2007, 2008
      But no longer in 2009...

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