"developers" entries

Upward Mobility: Android for iOS Developers, Part 2

Turning Hello World into something useful

When we last left our application, it was running on the emulator, but didn’t do much.  This week, we’ll add some more controls to our activity and wire up some functionality.

As a reminder, activities are roughly equivalent to view controllers in iOS. Right now, there’s not much in our activity, because all we have is a single label in our activity. As iOS developers, we’re used to never looking at our XIB files in the raw, because they’re pretty much human-unreadable. By contrast Android layout files (which end up in the res/layout folder in a standard Eclipse project) are both readable and intended to be edited. At the moment, here’s what ours looks like:

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