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Category Archives: SL4

Caveats about DeploymentCatalog

The information below was wrapped up in my previous post on DeploymentCatalog. As a bunch of folks have been asking questions on this, it seems worth to rip out on it’s own. A few caveats about DeploymentCatalog. DeploymentCatalog is a … Continue reading 

Also posted in MEF | 1 Comment

Building HelloMEF – Part V – Refactoring to ViewModel

In the last post we migrated over to the new DeploymentCatalog. In this post we’ll look at refactoring the code to incorporate the MVVM pattern. Code from the last post is available here Why ViewModel? There’s a ton of content … Continue reading 

Also posted in HelloMEF, MEF, silverlight, SL, ViewModel | 24 Comments

Building Hello MEF – Part IV – DeploymentCatalog

Continuing on with the series. In part III we introduced the concept of application partitioning through the use of the PackageCatalog which ships in the Silverlight toolkit. In this post we’ll take a look at a new API known as … Continue reading 

Also posted in HelloMEF, MEF, silverlight | 8 Comments

Learning about MEF in SL4 from Mike Taulty

One of the questions we get quite often is “Why should I use MEF?” and “How can i use MEF?”. Fortunately one of our awesome field guys Mike Taulty has been rising to the occasion. He’s put together a great … Continue reading 

Also posted in MEF, silverlight | 1 Comment

Building Hello MEF – Part III – XAP Partitioning (with the host’s permission) and the sweetness of recomposition.

In our last post we saw how using metadata in MEF allows us to provide additional self-describing information about exports. This has a range of uses including providing hints on how the export should be handled (such as UI location) as … Continue reading 

Also posted in HelloMEF, MEF, silverlight | 18 Comments

Building Hello MEF – Part II – Metadata and why being Lazy is a good thing.

In Part I of the series we built the basics of our dashboard end ended with our app displaying a single widget. In this post we’ll show two widgets,  sensing a pattern here?  We will show two, but we’ll put … Continue reading 

Also posted in HelloMEF, MEF, silverlight, SL | 15 Comments

Building the Hello MEF dashboard in Silverlight 4 – Part I

In my last post I illustrated some of the basics of MEF through a Hello MEF dashboard app that I used in my PDC talk. In this series of posts, we’ll build that application from scratch and then go even … Continue reading 

Also posted in HelloMEF, MEF, silverlight | 24 Comments

MEF has landed in Silverlight 4. We come in the name of extensibility.

http://www.flickr.com/photos/markusram/3641457838/ At PDC we announced that MEF has is now part of Silverlight 4. This may sound like alien speak :-), so I’ll break it down for you. It means building maintainable/pluggable RIA apps just got a whole lot easier.  … Continue reading 

Also posted in MEF, silverlight | 8 Comments