January 2014
Intermediate to advanced
408 pages
13h 12m
English
This chapter covers
Every Ext JS developer faces challenges where reusability is an issue. Often a component must appear more than once within the application’s lifetime. Without mastering certain techniques, you could end up with what’s known as “function soup,” or unmaintainable code. This is why we’ll focus on the concept of reusability with the use of framework extensions and plug-ins.
In this chapter, you’ll learn the basics of extending (subclassing) with Ext JS. You’ll begin by learning how to create subclasses with JavaScript, and you’ll see what it takes to get the ...