Ticket #13378: 13378.truncate.long.names.1.patch

wp-admin/includes/nav-menu.php

@@ -416 +416 @@
                                         <option value=""></option>
                                         <?php foreach ( $menus as $menu ) : ?>
                                         <option<?php selected( isset( $menu_locations[ $location ] ) && $menu_locations[ $location ] == $menu->term_id ); ?>
-                                                value="<?php echo $menu->term_id; ?>"><?php echo $menu->name; ?></option>
+                                                value="<?php echo $menu->term_id; ?>"><?php
+                                                $truncated_name = wp_html_excerpt( $menu->name, 40 );
+                                                echo $truncated_name == $menu->name ? $menu->name : trim( $truncated_name ) . '&hellip;';
+                                        ?></option>
                                         <?php endforeach; ?>
                                 </select>
                         </label>