Android App Development: Accessibility

Course details

Learn how to create applications that everyone—regardless of their abilities—can independently interact with and enjoy. In this course, join instructor Renato Iwashima as he steps through the fundamentals of digital accessibility and usability for the Android platform. Renato provides a quick introduction to digital accessibility, explaining what it is, why it's important, and how to work with accessibility features such as TalkBack and Switch Access. He also covers the key principles of universal design and explains how to implement the fundamentals of accessibility and usability; add meaning and operability to user controls; improve the user experience for accessibility services; and test your Android app for accessibility.

Learning objectives
What is accessibility?
Using TalkBack and Switch Access
Key principles of universal design
Communicating meaningful error messages
Providing a clear hierarchy of information
Adding meaning and operability to user controls
Providing unique and meaningful labels
Improving the user experience for accessibility services
Creating and handling custom accessibility actions
Testing your app for accessibility

Concepts

0. Introduction

01 - Welcome
02 - What you should know
03 - How to use the exercise files

1. Accessibility Overview

04 - What is accessibility
05 - Standards and guidelines
06 - Who is your audience
07 - Accessibility features on Android
08 - Using TalkBack
09 - Using Switch Access

2. Design and Develop Your App for Everyone

10 - Introduction to universal design
11 - Universal design examples
12 - Clear hierarchy of information
13 - Text and color contrast
14 - Touch target size - Checkbox
15 - Touch target size - Image button
16 - Communicating meaningful information
17 - Communicating meaningful error messages
18 - Communicating meaningful toggle buttons
19 - Alternatives to different actions

3. Implement Meaning and Operability to the User Interface

20 - The POUR principle
21 - Focus navigation
22 - Update default focus navigation
23 - Labels, roles, values, and states
24 - Apply visual attributes to tab layout
25 - Provide unique and meaningful labels
26 - Labels for input controls
27 - Create unique labels
28 - Handle RecyclerView updates
29 - Handle Single Activity layouts
30 - Accessibility events
31 - Accessibility live region
32 - Accessibility node info
33 - Custom views

4. Improve the User Experience for Accessibility Services

34 - Grouping content
35 - Accessibility actions overview
36 - Remove extra accessibility focus
37 - Create custom accessibility actions
38 - Handle custom accessibility actions
39 - Accessible data visualization
40 - The ExploreByTouch helper - Part 1
41 - The ExploreByTouch helper - Part 2
42 - Using the ExploreByTouch helper

5. Test Your App for Accessibility

43 - Accessibility testing overview
44 - Manually testing for accessibility
45 - Analysis tools for accessibility
46 - Automated tests for accessibility

Conclusion

47 - Next steps

Android App Development: Accessibility

Authors

Renato Iwashima