While working with Silverlight Web Parts in SharePoint 2010 it may required to pass initial parameter to Silverlight application from SharePoint sites. For any ASP.NET hosted Silverlight application, you can pass the initialization value using “initparams” with in the “Object” tag. But for Silverlight applications which are hosted as SharePoint Web parts don’t have any object tag to set the “initparams”. But SharePoint Out of the Box (OOB) Silverlight Web Parts having inbuilt features from where we can set the initialize parameters using CustomParameters. In this blog post I am going to describe how we can pass some default values for Silverlight Application From Share Point Web Parts.
In this article I have demonstrated how we can integrate a Silverlight Application with SharePoint 2010. I have used Bing Maps Control for Silverlight as example.
I have used below development Environment for this application
1. Visual Studio 2010 Ultimate Edition
2. SharePoint 2010 Server
3. Silverlight 4.0 Toolkit
4. Bing Maps Silverlight Control SDK
Before starting development you have to install “Bing Maps Silverlight Control SDK” as a prerequisite. You can download the same from “Bing Maps Silverlight Control SDK” .Once you are done with the setup of Development environment the first thing you need to do is to register and create an account at https://www.bingmapsportal.com/ . Once you registered on bing maps portal, you need to provide below information to get an access key for using Bing Maps.