In this post I want to describe how to create a weather app that gives current weather information. This app will use JSON, HTTP connection and AsyncTask to get this information.. As weather provider I will use OpenWeatherMap a free weather service that provides some interesting API really easy to use.I will guide you through the steps necessary to build ...

Fragments are useful when we want to support multiple screen size. To manage fragments we need a FragmentManager that help us to handle trasaction between fragments. With transaction we mean a sequence of steps to add, replace or remove fragments. In the last post we showed how to support multiple screen size and orientation using fragments. Now we want to go a ...

In this post we want to analyze the context menu (contextual action bar). This is a menu that is related to a specific item. The contextual menu can be applied to almost all views but it is usually used with ListView. We talk a lot about List view, because it is one of the most important component. We can distinguish ...

This post describes how to create a navigation drawer with an account picker. Navigation drawer is a new UI pattern introduced in the last I/O. To do it I will use the new Google Service API with Drive SDK mixing them in order to achieve this goal. There are a lot of docs explaining how to create a navigation drawer, ...

One aspect we didn’t consider in the previous posts is how we can apply style or background to the Listview items (or row). We can customize the look of the ListView in the way we like, for example with can use as background rounded corner, alternate color and so on. By now we considered just custom adapter without taking into ...