4. GPS, Acceleration, and Other Native Functions with QuickConnect
The iPhone has many unique capabilities that you can use in your applications. These capabilities include vibrating the phone, playing system sounds, accessing the accelerometer, and using GPS location information. It is also possible to write debug messages to the Xcode console when you write your application. Accessing these capabilities is not limited to Objective-C applications. Your hybrid applications can do these things from within JavaScript. The first section of this chapter explains how to use these and other native iPhone functionalities with the QuickConnect JavaScript API. The second section shows the Objective-C code underlying the QuickConnect JavaScript Library. ...
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