Ext JS 4: The Class Definition Pipeline

Last time, we looked at some of the features of the new class system in Ext JS 4, and explored some of the code that makes it work. Today we're going to dig a little deeper and look at the class definition pipeline - the framework responsible for creating every class in Ext JS 4. As I mentioned last time, every class in Ext JS 4 is an instance of Ext.Class. When an Ext.Class is constructed, it han