at-a-glance-cpt.php

<?php
// Add Custom Post Type to At A Glance Dashboard Widget
function add_post_type_to_right_now() {
    $args = array(
        'public' => true ,
        '_builtin' => false
    );
    $output = 'object';
    $operator = 'and';
    $post_types = get_post_types( $args , $output , $operator );
    foreach( $post_types as $post_type ) {
        $num_posts = wp_count_posts( $post_type->name );
        $num = number_format_i18n( $num_posts->publish );
        $text = _n( $post_type->labels->name, $post_type->labels->name , intval( $num_posts->publish ) );
        if ( current_user_can( 'edit_posts' ) ) {
            $cpt_name = $post_type->name;
        }
        echo '<li class="post-count"><tr><a href="edit.php?post_type='.$cpt_name.'"><td class="first b b-' . $post_type->name . '"></td>' . $num . '&nbsp;<td class="t ' . $post_type->name . '">' . $text . '</td></a></tr></li>';
    }
}
add_action( 'dashboard_glance_items' , 'add_post_type_to_right_now' );