If you plan on downloading RIA Services 1.0 you will need the Silverlight 4 Tools for Visual Studio 2010.
Per Microsoft Downloads:
Silverlight 4 Tools for Visual Studio 2010 includes several features:
- Support for targeting Silverlight 4 in the Silverlight designer and project system
- RIA Services application templates and libraries
- Support for Silverlight 4 elevated trust and out-of-browser applications and other new Silverlight 4 features, including
- Working with Implicit Styles
- Go To Value Definition lets you directly get to styles from your page
- Style Intellisense lets you easily modify styles
- Working with Data Source Window outputs
- Drag and drop from the data source window and see the data can, from which you can easily select and modify your data source information
- Add, remove, and re-sort DSW outputs using the Grid Row and Column context menu
- Move your controls around the form and change alignments in bulk using the margin editor
- Add sample data to see item templates and bindings at design time
- Working with Silverlight 4 Out-of-browser applications
- Automatically launch and debug your OOB app from inside the IDE
- Specify XAP signing for trusted OOB apps
- Set the OOB window characteristics
You can download Silverlight 4 Tools for Visual Studio 2010 here.
David Hayden