Bootstrap 4 - Popovers


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Description

Popover is similar to tooltip, offering an extended view complete with a heading. For the popover to activate, a user just needs to click on an element.

Basic Popover

Popover can be created by using data-toggle = "popover" attribute and content can be provided for the popover by using data-content attribute.

The following example demonstrates basic popover −

Example

<html lang = "en">
   <head>
      <!-- Meta tags -->
      <meta charset = "utf-8">
      <meta name = "viewport" content = "width = device-width, initial-scale = 1, shrink-to-fit = no">
      
      <!-- Bootstrap CSS -->
      <link rel = "stylesheet" 
         href = "https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css"
         integrity = "sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO" 
         crossorigin = "anonymous">
      <script src = "https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
      
      <title>Bootstrap 4 Example</title>
   </head>
   
   <body>
      <div class = "container">
         <h2>Basic Popover</h2>
         <button type = "button" class = "btn btn-info" 
            data-toggle = "popover" title = "Popover title" 
            data-content = "Popover content goes here...">Basic Popover</button>
      </div>
      
      <script>
         $(document).ready(function(){
            $('[data-toggle = "popover"]').popover();  
            $('[data-toggle="tooltip"]').tooltip();
         });
      </script>
      
      <!-- jQuery library -->
      <script src = "https://code.jquery.com/jquery-3.2.1.slim.min.js" 
         integrity = "sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" 
         crossorigin = "anonymous">
      </script>
      
      <!-- Popper -->
      <script src = "https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" 
         integrity = "sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" 
         crossorigin = "anonymous">
      </script>
      
      <!-- Latest compiled and minified Bootstrap JavaScript -->
      <script src = "https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" 
         integrity = "sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" 
         crossorigin = "anonymous">
      </script>
      
   </body>
</html>

It will produce the following result −

Output

Popover Directions

There are four options such as top, bottom, left and right aligned to change the direction of popover by using the data-placement attribute −

The following example demonstrates the popover directions −

Example

<html lang = "en">
   <head>
      <!-- Meta tags -->
      <meta charset = "utf-8">
      <meta name = "viewport" content = "width = device-width, initial-scale = 1, shrink-to-fit = no">
      
      <!-- Bootstrap CSS -->
      <link rel = "stylesheet" 
         href = "https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css" 
         integrity = "sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO" 
         crossorigin = "anonymous">
         
      <script src = "https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
      
      <title>Bootstrap 4 Example</title>
   </head>
   
   <body>
      <div class = "container">
         <br>
         <br>
         
         <h2>Popover Directions</h2>
         <br>
         <button type = "button" class = "btn btn-lg btn-info" 
            data-container = "body" data-toggle = "popover" data-placement = "top" 
            data-content = "Opens at Top side of the button.">Top</button>
           
         <button type = "button" class = "btn btn-lg btn-info" 
            data-container = "body" data-toggle = "popover" data-placement = "right" 
            data-content = "Opens at Right side of the button.">Right</button>
           
         <button type = "button" class = "btn btn-lg btn-info" 
            data-container = "body" data-toggle = "popover" data-placement = "bottom" 
            data-content = "Opens at Bottom side of the button.">Bottom</button>
           
         <button type = "button" class = "btn btn-lg btn-info" 
            data-container = "body" data-toggle = "popover" data-placement = "left" 
            data-content = "Opens at Left Side of the button.">Left</button>
      </div>
      
      <script>
         $(document).ready(function(){
            $('[data-toggle = "popover"]').popover();  
            $('[data-toggle = "tooltip"]').tooltip();
         });
      </script>
      
      <!-- jQuery library -->
      <script src = "https://code.jquery.com/jquery-3.2.1.slim.min.js" 
         integrity = "sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" 
         crossorigin = "anonymous">
      </script>
      
      <!-- Popper -->
      <script src = "https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" 
         integrity = "sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" 
         crossorigin = "anonymous">
      </script>
      
      <!-- Latest compiled and minified Bootstrap JavaScript -->
      <script src = "https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" 
         integrity = "sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" 
         crossorigin = "anonymous">
      </script>
      
   </body>
</html>

It will produce the following result −

Output

Closing Popover and Disabled Element

Popover can be closed when clicking outside the element by using the data-trigger="focus" attribute. The popover element can be disabled with the help of disabled attribute.

The following example demonstrates this −

Example

<html lang = "en">
   <head>
      <!-- Meta tags -->
      <meta charset = "utf-8">
      <meta name = "viewport" content = "width = device-width, initial-scale = 1, shrink-to-fit = no">
      
      <!-- Bootstrap CSS -->
      <link rel = "stylesheet" 
         href = "https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css"
         integrity = "sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO" 
         crossorigin = "anonymous">
      
      <script src = "https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
      <title>Bootstrap 4 Example</title>
   </head>
   
   <body>
      <div class = "container">
         <h2>Closing Popover</h2>
         <a tabindex = "0" class = "btn btn-info" role = "button" 
            data-toggle = "popover" data-trigger = "focus" title = "Popover" 
            data-content = "Click outside to dismiss the popover">Dismissible Popover</a>
         <br>
         <br>
         
         <h2>Disabled Element</h2>
         <span class = "d-inline-block" data-toggle = "popover" data-content = "This button is disabled">
            <button class = "btn btn-info" style = "pointer-events: none;" 
               type = "button" disabled>Button</button>
         </span>
      </div>
      
      <script>
         $(document).ready(function(){
            $('[data-toggle = "popover"]').popover();  
            $('[data-toggle = "tooltip"]').tooltip();
         });
      </script>
      
      <!-- jQuery library -->
      <script src = "https://code.jquery.com/jquery-3.2.1.slim.min.js" 
         integrity = "sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" 
         crossorigin = "anonymous">
      </script>
      
      <!-- Popper -->
      <script src = "https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" 
         integrity = "sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" 
         crossorigin = "anonymous">
      </script>
      
      <!-- Latest compiled and minified Bootstrap JavaScript -->
      <script src = "https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" 
         integrity = "sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" 
         crossorigin = "anonymous">
      </script>
      
   </body>
</html>

It will produce the following result −

Output

bootstrap4_components.htm
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