Book Image

Ext JS 4 Plugin and Extension Development

By : Abdullah Al Mohammad
Book Image

Ext JS 4 Plugin and Extension Development

By: Abdullah Al Mohammad

Overview of this book

Ext JS is a pure JavaScript application framework for building interactive web applications using techniques such as Ajax, DHTML, and DOM scripting. Ext JS 4 Plugin and Extension Development is a practical, step-by-step tutorial which guides you to learn and develop ExtJS plugins and extensions. There are a lot of examples with explanations and plenty of code provided to make it easier and quicker to pick up. Starting with the fundamentals, this book introduces some of the ExtJS library and community provided plugins and extensions and finishes with several hands-on, real world development examples. You will get a clear concept of ExtJS plugins and extensions and learn how to use them. You will also learn how to develop an ExtJS plugin and extension by going through several examples with code and screenshots. Ext JS 4 Plugin and Extension Development book will provide you with the knowledge to develop ExtJS plugins and extensions using real-life examples.
Table of Contents (16 chapters)
Ext JS 4 Plugin and Extension Development
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Index

The MultiSelect extension


MultiSelect is a form field for entering the values and value ranges of arbitrary type, with drop-down picker featuring live search with smart matching, visual selection, and more, developed by Alexander Tokarev.

The following is the screenshot of a MultiSelect field:

This extension implements a form field that allows the entering of multiple values and value ranges of arbitrary type, with drop-down picker that provides live search and visual item selection.

Following are some of the features of MultiSelect:

  • No limit for the number of items and item ranges.

  • Separate settings for input format, display format, and submit format of single and range values.

  • Fully themed form field with CSS sheet provided.

  • Two modes of operation: multiple values and single value.

  • Drop-down picker with live search and smart matching.

  • Optimized for large datasets.

  • Accepts preconfigured stores with the list of values to display.

  • Supports lazy store population; data is loaded only when a picker is...