1.1 --- a/boot/src/main/java/org/apidesign/html/boot/spi/Fn.java	Wed Jan 08 14:02:27 2014 +0100
     1.2 +++ b/boot/src/main/java/org/apidesign/html/boot/spi/Fn.java	Thu Jan 09 20:39:23 2014 +0100
     1.3 @@ -265,4 +265,24 @@
     1.4           */
     1.5          public Object toJavaScript(Object toReturn);
     1.6      }
     1.7 +    
     1.8 +    /** Additional interface to be implemented by {@link Presenter}s that
     1.9 +     * need to convert JavaScript object (usually array) to Java object 
    1.10 +     * when calling back from JavaScript to Java.
    1.11 +     * <p>
    1.12 +     * <em>Note:</em> The implementation based on <em>JavaFX</em>
    1.13 +     * <code>WebView</code> uses this interface to convert JavaScript arrays to
    1.14 +     * Java ones.
    1.15 +      * 
    1.16 +     * @since 0.7
    1.17 +     */
    1.18 +    public interface FromJavaScript {
    1.19 +        /** Convert a JavaScript object into suitable Java representation
    1.20 +         * before a Java method is called with this object as an argument.
    1.21 +         * 
    1.22 +         * @param js the JavaScript object
    1.23 +         * @return replacement object for 
    1.24 +         */
    1.25 +        public Object toJava(Object js);
    1.26 +    }
    1.27  }