/* 
Plugin Name: Your Plugin Name Here 
Plugin URI: http://yourpluginsite.com 
Description: This displays your Blogs in your WP Network 
Author: The Author Name Here 
Version: 1.0.0 
Author URI: http://theauthoraddress.com 
*/  
class My_Widget extends WP_Widget {  
  
    public function __construct() {  
        // widget actual processes  
    }  
  
    public function form( $instance ) {  
        // outputs the options form on admin  
    }  
  
    public function update( $new_instance, $old_instance ) {  
        // processes widget options to be saved  
    }  
  
    public function widget( $args, $instance ) {  
        // outputs the content of the widget  
    }  
}  
add_action( 'widgets_init', create_function( '', 'register_widget( "My_Widget" );'

add_action( 'widgets_init', 'pl_register_widgets');  
    function pl_register_widgets() {  
        register_widget('');  
    }

Template For Wordpress widgets.

Template For Wordpress Widget

wordpress

PHP