/**
  * Load necessary files.
  *
  * @since 1.0.0
  */
 public static function load_dependencies()
 {
     if (is_admin()) {
         // The main admin file.
         require_once plugin_dir_path(dirname(__FILE__)) . 'admin/class-admin.php';
         Recaptcha_Lightweight_Adaptation_Admin::init();
     }
     // The main class for output captcha and other stuff
     require_once plugin_dir_path(dirname(__FILE__)) . 'inc/class-captcha.php';
     Recaptcha_Lightweight_Adaptation_Captcha::init();
     // Google API
     require_once plugin_dir_path(dirname(__FILE__)) . 'inc/class-api.php';
     Recaptcha_Lightweight_Adaptation_API::init();
     // Captcha on wp-login.php page
     require_once plugin_dir_path(dirname(__FILE__)) . 'public/class-wp-login.php';
 }
 /**
  * Print the widget.
  *
  * @since 1.0.0
  */
 public static function render()
 {
     echo '<div style="margin: 10px 0;">';
     Recaptcha_Lightweight_Adaptation_Captcha::render();
     echo '</div>';
 }