Ext.js - Tooltip

Quiz

A small piece of information that appears when some event occurs. Basically, it is used for hover over event.

Syntax

Following is a simple syntax to create a tooltip.

T1 = new 'Ext.ToolTip'({properties});

Example

Following is a simple example showing a tooltip.

<!DOCTYPE html>
<html>
   <head>
      <link href="/?originalUrl=https%3A%2F%2Fcdnjs.cloudflare.com%2Fajax%2Flibs%2Fextjs%2F6.0.0%2Fclassic%2Ftheme-classic%2Fresources%2Ftheme-classic-all.css" 
         rel = "stylesheet" />
      <script type = "text/javascript" 
         src="/?originalUrl=https%3A%2F%2Fcdnjs.cloudflare.com%2Fajax%2Flibs%2Fextjs%2F6.0.0%2Fext-all.js"></script>
      
      <script type = "text/javascript">
         Ext.onReady(function() {
            toolTip = new Ext.ToolTip ({       
               id : 'toolTip',
               anchor : 'bottom',
               html : 'This is a basic toolTip',
               title : 'Tool - Tip Title',
               closable : true,
               closeAction : 'hide'
            });
            Ext.create('Ext.Button', {
               renderTo: Ext.getElementById('buttonId'),
               text: 'Hover Me',
               
               listeners: {
                  mouseover: function() {
                     toolTip.show();
                  }
               }
            });
         });
      </script>
   </head>
   
   <body>
      <div id = "buttonId"></div>
   </body>
</html>

The above program will produce the following result −

extjs_components.htm

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