Programmatically Handling iPhone interruptions
Date : 02 01 2008 Category : Web
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When it comes to the iPhone, phone function comes first. Incoming calls, SMS, and USSD (unstructured supplementary service data, including account balance notifications for prepaid plans) messages will supersede your application. You can program around this by watching for core telephony events and shutting down key processes as needed. The iPhone's core telephony system sends out distributed notifications to warn about these status changes.