wpfront-notificaiton-bar-filter.php

<?php

add_filter( 'wpfront_notification_bar_message', function( $message ) {
   $message = apply_filters( 'wpml_translate_single_string', $message, 'admin_texts_wpfront-notification-bar-options', '[wpfront-notification-bar-options]message', apply_filters( 'wpml_current_language', NULL ) );
   return $message;
});

add_filter( 'wpfront_notification_bar_button_text', function( $button_text ) {
   $button_text = apply_filters( 'wpml_translate_single_string', $button_text, 'admin_texts_wpfront-notification-bar-options', '[wpfront-notification-bar-options]button_text', apply_filters( 'wpml_current_language', NULL ) ); 
   return $button_text;
});

add_filter( 'wpfront_notification_bar_button_action_url', function( $button_action_url ) {
   $button_action_url = apply_filters( 'wpml_translate_single_string', $button_action_url, 'admin_texts_wpfront-notification-bar-options', '[wpfront-notification-bar-options]button_action_url', apply_filters( 'wpml_current_language', NULL ) );
   return $button_action_url;
});