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  • Blog Post: Improving ModelItem with Dynamic

    Hi all, I’m back, and apologize for the delay, things have been crazy here and I’ve taken a little time off following shipping VS2010, so I’m getting back into it.  I’d like to talk about one of my favorite late additions to the WF4 designer programming model.  We added this change sometime...
  • Blog Post: Inspection, Default Services and Items (WF4 EditingContext Intro Part 6)

    This part 6 of my 6 part series on the EditingContext. Introduction Sharing Functionality between Designers Host provided capabilities Providing callbacks for the host Subscription/Notification engine Inspection, Default Services and Items (you are here) I want to wrap up this series...
  • Blog Post: WF4 Design Time AttachedPropertiesService and Attached Properties

    I’ve been meaning to throw together some thoughts on attached properties and how they can be used within the designer.  Basically, you can think about attached properties as injecting some additional “stuff” onto an instance that you can use elsewhere in your code. Motivation In the designer, we...
  • Blog Post: WF4 ViewStateService

    A comment posted by Notre asked for some more details about view state and attached property services, so I thought I would dive into those next.  I will follow-up in a subsequent post on the AttachedPropertyService, as there is a little bit more going on there. Motivation Why do I care about viewstate...
  • Blog Post: Types, Metatypes and Bears, Redux

    I made a quick post a few months back where I tried to talk about the way the designer works and lets us design types, as well as simply configure instances of types. There were a couple of key points that I wanted to make there in that post: The workflow designer can configure instances of activity...
  • Blog Post: You say XAML, I say XOML, PoTAYto, PoTAHto, let's call the whole thing off

    With all due respect to George and Ira Gershwin , I have a quick question for the readers of this blog.  In V1, we have an interesting scenario is talked about frequently, and that's the file extension of our xml form of workflow.  When we debuted at PDC05, there existed an XML representation...
  • Blog Post: mwinkle.SetState("newRole")

    I'm moving on from my role as the technical evangelist for WF, but not too far.  I've joined the product team, working as a program manager (PM) for the Connected Tools team.  The job of the connected tools team is to provide all of the tools for the technologies inside the Oslo effort, including...
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