Method onClick

src/tsd/client/DateTimeBox.java:151–162

(final ClickEvent event)

                          : "datePickerNextButton");
      button.addClickHandler(new ClickHandler() {
        public void onClick(final ClickEvent event) {
          Date d = box.getValue();
          if (d == null) {
            if (seconds >= 0) {
              return;
            }
            d = new Date();
          }
          d.setTime(d.getTime() + seconds * 1000L);
          d.setSeconds(0);
          setDate(d);
        }
      });
      return button;
    }