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Our next major release (13.2), updates our Validation Module with more features that come with different behavior rules, such as Warnings and Information. These can be applied to your existing validation rules using code or the Model Editor.
The XAF validation module is a mature and flexible validation system, which allows you to create rules ...
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Prerequisites
Part 1
In this post we are going to enhance the State Machine module UI. Remember that along with all the usual XAF goodies we can now use Xpand code base which gives us a lot more options. Our StateMachineTransitionPermission has 2 lookups, StateMachineName and StateMachine. Our goal is to populate both of these cascading ...
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Recently in Xpand forums Dionisis Soldatos raised a question about how unbound columns can be implemented with XAF. Unbound columns along with their UnboundExpression can be used for creating calculated fields even at runtime. Since we are talking about unbound grid columns it should be obvious that we will operate at the UI level by modifying the ...
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The .NET Framework 4 ships with the SQL Workflow Instance Store which allows workflows to persist state information about workflow instances in a SQL Server 2005 or SQL Server 2008 database. However its implementation is based on stored procedures which can be a bit scary if you are not familiar with them. In addition our customers may follow ...
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Let me describe for a moment how we at DX work. We build and sell software which means that we only sell and provide support for products that have been built and tested by us! However I am here as a framework evangelist and huge XAF fan. This makes it my duty to spread the word as much as I can and make XAF even bigger. To this end through ...
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Prerequisites
Manually starting workflows
In the first post of the series we saw how to start a workflow using a WCF service. Furthermore we also discussed doing this using the module’s out of the box mechanisms. So far however, we haven’t had time to analyze the reasons for choosing one method or the other. This post aims to clarify the ...
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