Double up: using expandable lists

Expandable lists let you create lists within lists.

They’re ideal for list items that have sub-categories. The user selects an item from a scrollable list and another list pops open. They can then make another selection from this list.

Using Volley to download and display images in a list

Here’s the second part of the Volley tutorial.

This is where we show you how to use Volley to download images and display them in a ListView.

Android ListView Tutorial

What’s a ListView

A ListView displays items in a vertical, scrolling list. It contains a number of views, one for each item in the list. Here’s an example: