Widget Wordpress Default User

wp-plugin.php

<?php
/*
Plugin Name: 
Plugin URI: 
Description: 
Version: 1.0.0
Author: Mucsher
Author URI: 
Text Domain:
Domain Path: /lang
*/

class My_Widget extends WP_Widget {

	public function __construct() {
		parent::__construct(
			'base_id',
			'name',
			array(
				'description' => __('text descript', 'text-domain')
			)
		);
		// widget actual processes
	}

	public function widget( $args, $instance ) {
		// outputs the content of the widget
	}

 	public function form( $instance ) {
		// outputs the options form on admin
	}

	public function update( $new_instance, $old_instance ) {
		// processes widget options to be saved
	}

}
// register Foo_Widget widget
add_action( 'widgets_init', create_function( '', 'register_widget( "My_Widget" );' ) );

?>