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Android Apps with App Inventor: The Fast and Easy Way to Build Android Apps by Jörg H. Kloss

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Part III. On the Way to Becoming an App Developer

You have already taken the first few steps on your way toward becoming a developer of Android apps with AI. In the introductory beginners’ projects, you have learned how to equip the user interface with various graphical control elements, how to use different multimedia components, and how to create an impressive app by adding multiple screens. In the process, you have been using the central concepts of the visual development language AI by setting the initial properties of the components used in AI Designer, changing these properties during runtime via block structures in AI Editor in response to events, and calling system applications via predefined methods to integrate their return values into ...

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