Ext.js - Themes

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

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 the 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.

Live Demo 
<!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>

The above program will produce the 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 the 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.

Live Demo 
<!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>

The above program will produce the 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 the 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.

Live Demo 
<!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>

The above program will produce the 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 the 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.

Live Demo 
<!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>

The above program will produce the following result −

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