Android Lists and Adapters Course (How To)

A collection of data is often represented in an app in some sort of list. In this course we will learn about the popular Android component called RecyclerView to display and interact with a list of items. We will see how to use some default components as well as building custom lists with our own layouts and adapters.

What you'll learn

• RecyclerView
• ViewHolder
• Adapter
• Android Data Binding Library
• JSONArray

Updating the Data Model

The first thing we need to do is get the list of data we want to display from our Dark Sky API. We will update the data model classes and have it ready to plug into a list.

Chevron 6 steps

• Introducing the Project

  2:12

• Adding a New Data Model Object

  7:18

• Getting the Whole Forecast

  4:54

• Introducing JSONArray

  4:45

• From JSONArray to Java Array

  4:35

• JSONArray Review

  5 questions

Displaying Lists of Data

Displaying lists of data in Android can be done in a few different ways. In this stage we'll take a look at how to implement the popular RecyclerView widget for displaying lists.

Chevron 5 steps

• RecyclerView an Overview

  3:17

• Updating the Main Layout

  5:28

• Creating a Custom Layout

  12:47

• instruction

  Binding Data in the Activity

• Layout Review

  5 questions

Adapters and ViewHolders

Adapters and ViewHolders are part of the Controller portion of the MVC design pattern. Let's see them in action

Chevron 6 steps

• Adapters and the ViewHolder Pattern

  1:58

• Adapter Class & ViewHolder Sub-Class

  5:45

• ViewHolder Review

  5 questions

• Adapting the Adapter

  4:48

• Activity

  6:37

• Adapter & Activity Review

  5 questions

Connecting the Data

Our Stormy app needs some minor clean up of data formatting and to be connected to the data from Dark Sky. We'll also look at some performance considerations.

Chevron 5 steps

• Cleaning Up the Data

  5:26

• Getting the Dynamic Data

  4:56

• Enhancing Looks & Performance

  2:41

• Wrapping Up

  2:09

• Data & Performance Review

  5 questions