Windows® Phone 7.5 Unleashed

Chapter 25. Isolated Storage and State Preservation

In This Chapter

• Managing files and directories in isolated storage

• Reading and writing files in isolated storage

• Measuring the amount of isolated storage free space

• Approaches for optimizing serialization performance

• Saving application settings

• Using attributes to automatically preserve state

• Binary serialization using Silverlight Serializer

• Property lambda expressions

Preserving the app’s state is one of the key challenges facing Windows Phone developers.

To capture and restore state that is maintained across application launches, Silverlight provides a segregated storage area called isolated storage. Isolated storage is a managed storage area where your app can read and write ...