Book Image

Mastering Bootstrap 4

Book Image

Mastering Bootstrap 4

Overview of this book

Bootstrap 4 is a free CSS and JavaScript framework that allows developers to rapidly build responsive web-interfaces. Right from the first chapter, dive into building a customized Bootstrap website from scratch. Get to grips with Bootstrap’s key features and quickly discover the various ways in which Bootstrap can help you develop web-interfaces. Then take walk through the fundamental features, such as its grid system, helper classes, and responsive utilities. When you have mastered these, you will discover how to structure page layouts, use forms, style different types of content and utilize Bootstrap’s various navigation components. Among other things, you will also tour the anatomy of a Bootstrap plugin, creating your own custom components and extending Bootstrap using jQuery. Finally, you will discover how to optimize your website and integrate it with third-party frameworks. By the end of this book, you will have a thorough knowledge of the framework’s ins and outs, and be able to build highly customizable and optimized web interfaces.
Table of Contents (15 chapters)
Mastering Bootstrap 4
Credits
About the Authors
About the Reviewers
www.PacktPub.com
Preface

Writing a custom Bootstrap jQuery plugin


Following the patterns that we have seen in alert.js and carousel.js, we are going to build our own plugin. Of course, before we start coding, we need to understand what we want to build.

The idea – the A11yHCM plugin

The A11yHCM plugin, depending on your background and experience, may give you a clue about what we want to build. A11y is the accepted shorthand for Accessibility, or Web Accessibility. W3C defines web accessibility as follows:

 

"Web accessibility means that people with disabilities can use the web. More specifically, web accessibility means that people with disabilities can perceive, understand, navigate, and interact with the web, and that they can contribute to the web. Web accessibility also benefits others, including older people with changing abilities due to aging."

 
 --https://www.w3.org/WAI/intro/accessibility.php

HCM is an acronym for an accessibility-related term: High Contrast Mode. HCM, in its simplest form, modifies the...