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Monday, November 23, 2009 11:16 PM

WF4, WCF and AppFabric Sessions @ PDC09

I’m taking this week off to catch up on everything I haven’t done the last two months and to celebrate the Thanksgiving holiday here in the US. PDC was a blast!  It was incredibly awesome to meet so many folks interested in WF and talking with others
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Friday, November 13, 2009 9:15 PM

A Few Additional Treats @ PDC09

One fun thing we will be doing this year is using the theater in our lounge/booth area to have a few chalk style presentations.  These will be brief 30 minute demo/ q&a / conversation sessions with somebody from the product team.  These
Posted by mwinkle | 0 Comments
Thursday, November 12, 2009 5:48 AM

Matt’s PDC Session List

I’m hoping that this PDC might be a little different and I may actually get to attend some sessions, rather than just prepping for mine (or the others from my team ).  I’ve gone through all 22 pages of published talks, and I think there are some
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Friday, November 06, 2009 6:55 PM

Displaying Validation Errors in a Rehosted WF4 Designer

Here’s a quick one “I’d like to find out if the workflow in the designer is valid… is there someway to retrieve the validation errors?” Yes, the short answer is that you need to provide an implementation IValidationErrorService .  There is one important
Posted by mwinkle | 0 Comments
Friday, November 06, 2009 5:15 PM

Got a cool .NET app? Hang with Tortoises for 12 days

photo courtesy of flickr user mikeweston   This is a something that the .NET team is putting together that has a contest with super cool prizes (seriously, 12 day trip to the Galapagos, for real (as my 4 year old says)).  (obligatory legalese
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Friday, November 06, 2009 6:21 AM

Finding the Variables in Scope Within the WF Designer

In this thread , one of our forum customers asked the question: “how do I find all of the variables that are in scope for a given activity in the designer?” We do not have a public API to do this.  Internally we have a helper type called VariableHelper
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Monday, November 02, 2009 5:24 AM

WF4 Beta1 => Beta2 Breaking Changes Document Published

Fresh on microsoft.com downloads, you can get the details of the major breaking changes that occurred for WF between Beta 1 and Beta 2. Get the document here . We will publish a similar document for any changes between Beta2 and RTM, although that list
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Wednesday, October 28, 2009 10:50 PM

Deep Dive into the WF4 Designer Data Model: ModelItem and ModelProperty

In this post I published an overview of the designer architecture.  I’ll copy the picture and the description of what I want to talk about today. There are a few key components here Source In VS, this is xaml, but this represents the durable storage
Posted by mwinkle | 0 Comments
Wednesday, October 28, 2009 6:29 PM

WF4 Designer Bloggers

I wanted to put a quick note up as the team is starting to blog a little more frequently and putting some interesting content out there.  A few places to check out to hear from the folks on the team Endpoint – This is the general WF team blog, and
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Friday, October 23, 2009 5:16 PM

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
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Thursday, October 22, 2009 8:25 PM

Navigating the WF4 Beta 2 Samples

Hot off the presses (and the download center) come the WF4 Beta 2 samples here .  The team has invested a lot of time into these samples and they provide a good way to get up to speed on the way a particular feature or group of features work together.
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Tuesday, October 20, 2009 6:10 PM

WF4 Designer Enhancements in VS 2010 Beta 2

So, you might have heard that Beta2 has shipped .  I wanted to give a brief overview of the changes that have been made to the designer since beta1 .  So, without further ado, here are my top 10 new designer features in Beta 2 New UI Expand
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Wednesday, June 17, 2009 6:18 PM

Introduction to WF Designer Rehosting (Part 2)

standard beta disclaimer.  This is written against the beta1 API’s.  If this is 2014, the bits will look different.  When the bits update, I will make sure to have a new post that updates these (or points to SDK samples that do) In yesterday’s
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Wednesday, June 17, 2009 1:31 AM

Introduction to WF Designer Rehosting (Part 1)

standard beta disclaimer.  This is written against the beta1 API’s.  If this is 2014, the bits will look different.  When the bits update, I will make sure to have a new post that updates these (or points to SDK samples that do)  
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Wednesday, June 10, 2009 12:23 AM

Types, Metatypes and Bears, Oh my!

***** UPDATE: Please see this post for how these features and functionality work in Beta2 ***** image courtesy of flickr user chodhound This post comes about after a little conversation on the forums where I was talking about using the xaml stack save
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