Android introduced a new user interface language to the world, one that is gradually evolving in flexibility and expressiveness. Here we review the principle elements of this language and how its is incorporated into attractive and usable applications

Android, like IOS, has introduced a new visual language for interaction on the devices it supports. This language is different from previous graphical environments (Windows, OSX), and is optimised for touch based interaction. Here we review some of the major elements of this language and become acquainted with the some of the primary interaction patterns.

In this Lab, you will be required to build the second version of our Donation Case Study App, called Donation.2.0. Here, we introduce some simple menu handling and evolve the Donation Android app to include a Report view. We also make use of a simple ArrayAdapter to display donation data in our Report.