Framework7 - Preloaders

Description

Preloader in Framework7 is made with Scalable Vector Graphic (SVG) and animated with CSS, which makes it easily resizable. Preloader is available in two colors −

  • the default is light background
  • another one is dark background

You can use the preloader class in your HTML as shown below −

Example

The following example demonstrates the use of preloader in the Framework7 −

<!DOCTYPE html>
<html>

   <head>
      <meta name = "viewport" content = "width = device-width, initial-scale = 1, 
         maximum-scale = 1, minimum-scale = 1, user-scalable = no, minimal-ui" />
      <meta name = "apple-mobile-web-app-capable" content = "yes" />
      <meta name = "apple-mobile-web-app-status-bar-style" content = "black" />
      <title>Panel Events</title>
      <link rel = "stylesheet" 
         href = "https://cdnjs.cloudflare.com/ajax/libs/framework7/1.4.2/css/framework7.ios.min.css" />
      <link rel = "stylesheet" 
         href = "https://cdnjs.cloudflare.com/ajax/libs/framework7/1.4.2/css/framework7.ios.colors.min.css" />
   </head>

   <body>
      <div class = "views">
         <div class = "view view-main">
            <div class = "pages">
               <div data-page = "home" class = "page navbar-fixed">
               
                  <div class = "navbar">
                     <div class = "navbar-inner">
                        <div class = "left"> </div>
                        <div class = "center">Framework7 Preloader</div>
                        <div class = "right"> </div>
                     </div>
                  </div>
                  
                  <div class = "page-content">
                     <div class = "content-block row">
                        <div class = "col-25"><span class = "preloader"></span><br>Default Preloader</div>
                        <div class = "col-25 col-dark"><span class = "preloader preloader-white"></span><br>White Preloader</div>
                        <div class = "col-25"><span style = "width:42px; height:42px" class = "preloader"></span><br>Big Preloader</div>
                        <div class = "col-25 col-dark"><span style = "width:42px; height:42px" class = "preloader preloader-white"></span><br>White Preloader</div>
                     </div>
                  </div>
                  
               </div>
            </div>
         </div>
      </div>
      
      <style>.col-25{padding:5px;text-align:center;}.col-dark{background:#222;}</style>
      
      <script type = "text/javascript" 
         src = "https://cdnjs.cloudflare.com/ajax/libs/framework7/1.4.2/js/framework7.min.js"></script>
         
      <script>
         var myApp = new Framework7();
      </script>
   </body>

</html>

Output

Let us carry out the following steps to see how the above given code works −

  • Save the above given HTML code as preloader.html file in your server root folder.

  • Open this HTML file as http://localhost/preloader.html and the output is displayed as shown below.

  • This code displays the preloader indicator, which is made with SVG and animated with CSS.

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