Ext JS 4 First Look

In DetailExt JS 4 is a JavaScript framework that provides resources to build Rich Internet Applications with great performance. Ext JS 4 has been packed with many new features and it is difficult to master, even for seasoned experts in Ext JS 3.Ext JS 4 First Look teaches you the main functional areas of Ext JS 4 that have significant new features, explains the new features and how to use them, while highlighting the differences between Ext JS 4 and the previous versions.This book will give you the knowledge to make the required changes to Ext JS 3 application to build a complete Ext JS 4 application.This book provides examples of how to load Ext JS components by demand, charts, grid, tree, forms and panels, new data model, themes and mvc architecture.Ext JS 4 First Look provides full examples and illustrations to help you easily learn the new features of Ext JS 4.ApproachThis book is a practical step-by-step tutorial which guides you to migrate from Ext JS 3 to Ext JS 4. There are examples backed with explanations and plenty of code and illustrations to look forward to.Who this book is forThis book is written for web developers who are familiar with Ext JS 3 and want to have detailed insights into the new features of Ext JS 4.