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Sunday, January 07, 2007

Adding activity event status to a workflow image

by Maurice via Maurice de Beijer on 1/7/2007 7:06:31 PM

Yesterday I showed in my previous blog post the minimal code required to create an image from a workflow definition. As I mentioned the most interesting reason for doing so is showing the status of an executing workflow in a sort of monitoring web site. So the next step is to add the ExecutionStatus of each activity to the image. The following image is an example of the result. This can be done using an IDesignerGlyphProvider in the WorkflowView type. The WorkflowView i ... [ read more ] 3 comment(s)

LINQ operators and extensibility

by bill via @ Head - Bill McCarthy - VB on 1/7/2007 1:41:43 AM

I was just reading Rocky's blog entry and thought I'd clarify something Rocky said : Running a LINQ query across a BLB results in an IEnumerable<T>, where T is your BB-derived child type. At this point you’ve lost all n-level undo support, and data binding (Windows Forms, and any WPF grid) won’t work right either. That's the "default" behaviour, but LINQ, unlike the mistakes of the past is really about extensibility. You can use the out of the box experience or you ... [ read more ]

© 2005 Serge Baranovsky. All rights reserved.
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