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July 2006 - Posts

Monday, July 17, 2006 10:00 AM

Basics of Working with Custom Types in Workflow

If you have used a custom type for an activity / workflow property you have probably ran into a few issues. You might have had problems trying to get it serialized correctly or to be able to set the value in the property browser. With this post I will
Posted by tomlake | 6 Comments
Attachment(s): WorkingWithCustomTypes.EXE
Friday, July 14, 2006 4:45 PM

Do you want to invoke another workflow but you won't know which one until runtime?

The InvokeWorkflowActivity that ships with WF requires you to set the type of the target workflow at design time. If you won’t know which workflow to invoke until runtime you need to write a custom activity. To invoke a workflow need to use the IStartWorkflow
Posted by tomlake | 6 Comments
Attachment(s): CustomInvokeWorkflowActivity.exe
Friday, July 14, 2006 3:14 PM

Do you need to launch another process from your workflow?

When start another process from your workflow you can’t just not return from the Execute method until the process completes. This would block the entire workflow from receiving any other events and would hold onto the thread. Instead you need to use a
Posted by tomlake | 1 Comments
Attachment(s): ProcessActivity.EXE
 
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