... are an iPad application developer looking forward to building enterprise applications that interact with Facebook, iCloud, Core Location, and the Core Image frameworks into your applications, ... BatteryMonitor Application 151Overview of the technologies 152Building the BatteryMonitor application 153Adding the MessageUI framework to the project 154Creating the main application screen ... don't need to launch this application manually, as this is done when you build and run your application within the Xcode IDE. Xcode automatically installs your application on the iOS Simulator...