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Learn BlackBerry 10 App Development: A Cascades-Driven Approach by Anwar Ludin

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Chapter     10

Invocation Framework

You discovered in Chapter 8 how to access the PIM databases using the BlackBerry 10 PIM APIs. This chapter shows you another way of accessing third-party functionality using the invocation framework. The invocation framework is a very powerful way of integrating external applications directly into your own app (including UI elements called cards). The invocation framework is a two-sided coin: you can also use it to expose some of your own application’s functionality to client apps. This is an extremely important concept because it provides seamless integration between applications, thus avoiding the necessity to develop from scratch functionality that is already available in a core or third-party app. Here ...

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