Method oneOrNone

forge-gui-mobile/src/forge/toolbox/GuiChoose.java:34–40

Convenience for getChoices(message, 0, 1, choices). @param is automatically inferred. @param message a java.lang.String object. @param choices a T object. @return null if choices is missing, empty, or if the users' choices are empty; otherwise, r

(final String message, final T[] choices, final Consumer<T> callback)

     * @see #getChoices(String, int, int, Object...)
     */
    public static <T> void oneOrNone(final String message, final T[] choices, final Consumer<T> callback) {
        if ((choices == null) || (choices.length == 0)) {
            callback.accept(null);
            return;
        }
        getChoices(message, 0, 1, choices, result -> callback.accept(result.isEmpty() ? null : result.get(0)));
    }

    public static <T> void oneOrNone(final String message, final Collection<T> choices, final Consumer<T> callback) {
        if ((choices == null) || choices.isEmpty()) {