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PyQt graphical interfaces with Ext JS What?

Today there are many tools for developing applications Rich Internet as (RIA ) , one of them are JavaScript frameworks, and within these, is where it is located Ext JS , which allows us to develop applications with a speed considerable and looks very nice ( look and feel), it is noteworthy that there are already many "look and feel" to give a different look than conventional . His pronunciation (x'D) may be found in this official forum thread (Here) .

This library was initially developed as an extension of the library Yahoo! User Interface (YUI ) , and thanks to its good structure can now interact with jQuery, Prototype and YUI also Ext JS has its own library which is called Ext -base.

When programming with this library will which is very similar to use Java, because they can create windows, panels, grids , layouts, tooltips, tabs, control forms, menus , check box, radio button , trees, toolbar, combobox, date fields and many widget more, which is well documented.

There are three types of licenses:

Commercial

• : If want to develop proprietary software that is the choice , its price ranges from $ 329 to $ 16.449, depending on the number of licenses desired.
• Open Source : This means your a explanation must be released under license GNU GPL V3 .
• Reseller: This type of license is required when you want to make a purchase framework or library based on Ext JS . To find the cost is necessary to contact the team Ext JS . Currently

Ext JS this in version 3.0 and can be downloaded from their official site here .

Installation:

To start using it you just have to be imported, the following files:

• ext-3.0.0/resources/css/ext-all.css
• Ext-3.0.0/adapter/ext/ext-base.js
• ext-3.0.0/ext-all.js

Code snippet - Installing Ext JS on Snipplr

Result:

Conclusion :

This framework is something very novel and to my taste one of the best structured and has great scope thanks to adapters which allows you to interact with other libraries . With it you can make applications very showy and especially operational environment web, and data flow like a desktop application.

This library is currently being used by various entities of which we can cite some examples: Adobe , Amazon. Com , Boeing, Borland , Cisco, CNN , Down Jones & Co , HP, IBM ...

NOTES: also exists version to work with Google Web Toolkit (GWT ). Http://www.extjs.com/products/gxt/

Links:
Examples:
http://www.quizzpot.com/ (Course with videos, examples and materials. Very illustrative)
http://extjs.com/deploy/dev/examples/samples.html
http://extjsmexico. com / demos / modulo_usuarios / modulo_usuarios.php
http://www.sdsimple.es/app/ Username: passer password: passer HOT !
http://es.wikipedia.org/wiki/ExtJS
http://extjsmexico.com/