Show the latest posts with dates

latestPosts.php

<?php
/*
Plugin Name: Latest Posts
Plugin URI: http://vinhboy.com
Description: Show the latest posts with dates
Author: vinhboy
Version: 1
Author URI: http://vinhboy.com
*/

add_action("widgets_init", array('Widget_latestPosts', 'register'));
register_activation_hook( __FILE__, array('Widget_latestPosts', 'activate'));
register_deactivation_hook( __FILE__, array('Widget_latestPosts', 'deactivate'));
class Widget_latestPosts {
  function activate(){
    $data = array('size'=>'10','title'=>'Latest Posts');
    if (!get_option('widget_name')){
      add_option('widget_latestPosts' , $data);
    } else {
      update_option('widget_latestPosts' , $data);
    }
  }
  function deactivate(){
    delete_option('widget_latestPosts');
  }
  function control(){
    $data = get_option('widget_latestPosts');
    echo "<p><label>Title</label><br /><input name='widget_latestPosts_title' type='text' size='35' value='".$data['title']."' /></p>";
    echo "<p><label>How many?</label><br /><input name='widget_latestPosts_size' type='text' size='3' value='".$data['size']."' /></p>";
    if (isset($_POST['widget_latestPosts_size'])){
      $data['title'] = attribute_escape($_POST['widget_latestPosts_title']);
      $data['size'] = attribute_escape($_POST['widget_latestPosts_size']);
      update_option('widget_latestPosts', $data);
    }
  }
  function widget($args){
    $data = get_option('widget_latestPosts');
    echo $args['before_widget'];
    echo $args['before_title'] .$data['title']. $args['after_title'];
    $r = new WP_Query(array('showposts' => $data['size'], 'nopaging' => 0, 'post_status' => 'publish', 'caller_get_posts' => 1));
    if ($r->have_posts()) :
      echo "<ul id=\"latestPosts\">";
      while ($r->have_posts()) : $r->the_post(); ?>
        <li><?php the_time('m/j/y'); ?> - <a href="<?php the_permalink() ?>" title="<?php echo esc_attr(get_the_title() ? get_the_title() : get_the_ID()); ?>"><?php if ( get_the_title() ) the_title(); else the_ID(); ?></a></li>
      <?php endwhile;
      echo "</ul>";
    wp_reset_query();  // Restore global post data stomped by the_post().
    endif;
    echo $args['after_widget'];
  }
  function register(){
    register_sidebar_widget('Latest Posts', array('Widget_latestPosts', 'widget'));
    register_widget_control('Latest Posts', array('Widget_latestPosts', 'control'));
  }
}
?>