As you may recall from my previous blog post, we're revamping this application and bring it to the latest and greatest that is available in Silverlight today.  Coincidentally, Q2 2010 SP1 just came out today (check your accounts!) and I figured the best first place to start would be with something I removed previously- validation. Since I redid the model for this application, I completely scrapped all of the previous validation because I knew I could now take advantage of using INotifyDataErrorInfo, which gives us a slightly more graceful way to handle asynchronous validation in our application.  I would explain all...

The RadTransitionControl can be very useful when you want to switch between controls. In this blog post I will explain two common scenarios: 1) Switching between 2 UserControls, which is applicable for both WPF and Silverlight and 2) Creating attractive navigation between pages very easy, applicable for Silverlight.   Now, point-by-point: 1)   For this approach you will need to create 2 UserControls. In the root page define a RadTransitionControl and give it a x:Name. Then, on a button click change the Content property of the TransitionControl with the chosen UserControl.  Here you can find attached you will find a simple WPF example of the above-mentioned technique. 2) For the second scenario we need to create...

The Keyboard navigation major feature is now available with the Q2 ServicePack1 release. You can start using it immediately in WPF and Silverlight and as a result enhance your application’s Usability and Accessibility. Try it yourself. The API The API is pretty straight-forward. First you should enable Key tips, for the instance of a RadRibbonBar, with simple attached property like follows. <telerik:RadRibbonBar telerik:KeyTipService.IsKeyTipsEnabled="True"> Then you can attach key tip text to every component in the RadRibbonBar with simple line of code. <telerik:ApplicationMenu telerik:KeyTipService.AccessText="F">  Some components need alternative key tip activation text like the RibbonGroup. Foe example one could be used for the DialogLauncher button and one for the group itself, when the group...

One of the great new features in the Q2 release of WebUI Test Studio is the ability to record and execute tests using Silverlight’s Out-of-Browser feature.  For more information about configuring your application for Out-of-Browser click here.  In this post we will look at how to configure and record your test in WebUI Test Studio and then execute. To get started first open WebUI Test Studio and create a new project and test.   In order to configure a test for Silverlight Out-of-Browser recording, click on the “Out-of-Browser” option in the menu.   After selecting the SLOOB button, you ...