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As you’ve seen in a previous post, we have added a lot of new features in WF 4.5; see this article for more discussion of those features. A number of those features (e.g. annotations, auto-surround with sequence, etc.) were developed to improve the authoring experience of workflows. Many of our...

I don’t remember anyone ever actually asking me this, but I found myself wondering the question while rustling up a quick rehosting app. Foreach<> activity lets you change the TypeArgument dynamically via the property grid. But FlowSwitch<> doesn’t. Why? As usual, although it take a while...

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...

Continuing with the theme of questions we get from customers: How can we store some specific information into activity. One of the cases might be since we don't provide a unique identifier for an activity, the developer wants to store the unique ids per activity. This way he can differentiate between...

We have already seen how to have icons for the toolbox items. However, unfortunately, it is not the same way for the icons on the designer surface. Good news though, it is not that difficult. As we create our ActivityDesigner, we essentially need to add the following property: < sap:ActivityDesigner...

Today, for a re-hosted application, generally users have the Designer, Toolbox and the Property Grid. The property grid provided has been hooked up pretty well with the designer. Thus any changes to the properties of an activity on the designer surface are bound pretty tightly with the property grid...

Recently, a customer asked how can we get the designer in focus if we know the Model Item for that activity. This can specifically be of value as you are working with large workflows and huge scrolling for going from top to the bottom. This can now be achieved pretty simple: modelItem.Focus(); Thus,...