The PhoneApplicationService type exposes the following members.
|Activated||Occurs when the application is being made active after previously being put into a dormant state or tombstoned.|
|Closing||Occurs when the application is exiting.|
|ContractActivated||Occurs when the app receives a modern contract activation.|
|Deactivated||Occurs when the application is being deactivated.|
|Launching||Occurs when the application is being launched.|
|RunningInBackground||Occurs when an app begins to run in the background.|