January 2014
Intermediate to advanced
408 pages
13h 12m
English
This chapter covers
In previous chapters, you exchanged data from servers with widgets like grids, trees, forms, and even XTemplates. You used Ext.data.Stores and Ext.Ajax.requests for communicating with a server. If you’ve spent some time working with Ext JS 4, you know that setting up Ajax requests for creating, reading, updating, and destroying data allows for great precision in configuring processes, but it can also be cumbersome. Writing blocks for each operation with separate success and failure callbacks will take up quite a few lines of code on both server and client sides, ...