Design time expression editing 101 - Cathy continues to talk about deep designer issues. In this post, she talks about the basic implementation details you should know about the design time editing experience in the WF designer Implementing a custom expression editor - Cathy talks about scenarios on...
Continue reading "Workflow Links"
From Cliff's blog , "This morning, I’m pleased to announce that the team has posted four initial Windows Workflow Foundation (WF) migration guidance documents to help current WF developers evaluate the new WF programming model that is being introduced in .NET Framework 4."...
Continue reading "Migration Guidance for the WF Developer"
While, I was looking at the outline for my SOA/WCF/ESB series , I noticed I had put down Workflow at the end. In the meantime, I have a somewhat old four-part real-world as I did it series on WF from last year. Enjoy. Windows Workflow 101 or 2 Months with WF Windows Workflow 102 or WF Part 2 Windows...
Continue reading "Mini Windows Workflow Series"
Last time around in Part 3 , I promised to return for a part 4 on Services and Hosting. One of the best features of WF is that the runtime is very lightweight and simple. WF was designed to be hosted by your application. It's host can be as simple or complex as you want (or need). It just needs to be...
Continue reading "Windows Workflow 104 or WF Part 4"
I asked Tomas to expand on the details of the issue we faced last Sunday and it's this: What’s going is that you wanted to create a custom, reusable composite StateActivity-derived activity. While WF allows you to create an StateActivity-derived class, it restricts a bit what you can actually do...
Continue reading "More Specifics on the WF Issue"
In the last two posts 101 and 102 , I went pretty deep in some areas. I want to step back and do some more tutorial stuff. So the first question out of the gate is what is Workflow itself and where might you use it? In a nutshell, a Workflow describes and automates a Business Process. It can be described...
Continue reading "Windows Workflow 103 or WF Part 3 - Introduction to Workflow"
So, last time around , I left off at the issue about my struggles with the ExternalDataService that ships in WF and purports to be the general mechanism to get data in and out of a workflow. Harry responded that he didn't like EDS and that I get real intimate with the WorkflowQueuingService which is...
Continue reading "Windows Workflow 102 or WF Part 2"
I don't really know what to call this post. I'm not as good as Palermo in doing 101 posts and I like to talk about the context and issues. And, I'm not just a pretty link-blogger so away we go :). Way back in October, I talked about Re-Hosting the Windows Workflow Designer in our application . So the...
Continue reading "Windows Workflow 101 or 2 Months with WF"
So, I installed the .NET Framework 3.0 Sept CTP today at work. At least, for me, the WF Visual Studio integration causes my Visual Studio to hang on launch using 50% of the CPU indefinetly. If I uninstall WF (RC5), Visual Studio returns to being fine. Its fine with the other CS integrations in the "Orcas...
Continue reading "Windows Workflow Sept VS Integration Hangs Visual Studio"
I mentioned a couple of days back that we are depending on Windows Workflow as well as WCF. We did a form of proprietary workflow years ago in the legacy version of our Financial application that works somewhat well for the banks that use it. In the new architecture I am designing, we are doing way more...
Continue reading "Re-Hosting the Windows Workflow Designer"
