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Friday, February 17, 2017

Ext.js - Themes

Ext.js provides a number of themes to be used in your applications. You can add different theme inplace of classic theme and see the difference in output, this is done simply by replacing theme CSS file as explained below.

Neptune Theme

Consider your very first Hello World application. Remove the following CSS from the application:


https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/classic/theme-classic/resources/theme-classic-all.css
Add the following CSS to use Neptune theme:


https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/classic/theme-neptune/resources/theme-neptune-all.css
To see the effect, try the following program:
<!DOCTYPE html>
<html>
   <head>
      <link href="https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/classic/theme-neptune/resources/theme-neptune-all.css" rel="stylesheet" />
      <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/ext-all.js"></script>
      <script type="text/javascript">
         Ext.onReady(function() {
         Ext.create('Ext.Panel', {
            renderTo: 'helloWorldPanel',
            height: 200,
            width: 600,
            title: 'Hello world',
            html: 'First Ext JS Hello World Program'
            });
         });
      </script>
   </head>
   <body>
      <div id="helloWorldPanel" />
   </body>
</html>
This will produce following result:

Crisp Theme

Consider your very first Hello World application. Remove the following CSS from the application:


https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/classic/theme-classic/resources/theme-classic-all.css
Add the following CSS to use Neptune theme:


https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/classic/theme-crisp/resources/theme-crisp-all.css
To see the effect, try the following program:
<!DOCTYPE html>
<html>
   <head>
      <link href="https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/classic/theme-crisp/resources/theme-crisp-all.css" rel="stylesheet" />
      <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/ext-all.js"></script>
      <script type="text/javascript">
         Ext.onReady(function() {
         Ext.create('Ext.Panel', {
            renderTo: 'helloWorldPanel',
            height: 200,
            width: 600,
            title: 'Hello world',
            html: 'First Ext JS Hello World Program'
            });
         });
      </script>
   </head>
   <body>
      <div id="helloWorldPanel" />
   </body>
</html>
This will produce following result:

Triton Theme

Consider your very first Hello World application. Remove the following CSS from the application:


https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/classic/theme-classic/resources/theme-classic-all.css
Add the following CSS to use Triton theme:


https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/classic/theme-triton/resources/theme-triton-all.css
To see the effect, try the following program:
<!DOCTYPE html>
<html>
   <head>
      <link href="https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/classic/theme-triton/resources/theme-triton-all.css" rel="stylesheet" />
      <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/ext-all.js"></script>
      <script type="text/javascript">
         Ext.onReady(function() {
         Ext.create('Ext.Panel', {
            renderTo: 'helloWorldPanel',
            height: 200,
            width: 600,
            title: 'Hello world',
            html: 'First Ext JS Hello World Program'
            });
         });
      </script>
   </head>
   <body>
      <div id="helloWorldPanel" />
   </body>
</html>
This will produce following result:

Gray Theme

Consider your very first Hello World application. Remove the following CSS from the application:


https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/classic/theme-classic/resources/theme-classic-all.css
Add the following CSS to use Gray theme:


https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/classic/theme-gray/resources/theme-gray-all.css
To see the effect, try the following program:
<!DOCTYPE html>
<html>
   <head>
      <link href="https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/classic/theme-gray/resources/theme-gray-all.css" rel="stylesheet" />
      <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/ext-all.js"></script>
      <script type="text/javascript">
         Ext.onReady(function() {
         Ext.create('Ext.Panel', {
            renderTo: 'helloWorldPanel',
            height: 200,
            width: 600,
            title: 'Hello world',
            html: 'First Ext JS Hello World Program'
            });
         });
      </script>
   </head>
   <body>
      <div id="helloWorldPanel" />
   </body>
</html>
This will produce following result:
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