public SimplePopupMenu addMenuItem(final int uniqueId, final CharSequence title, final Drawable icon) {
        this.additionalMenuItems.add(Triple.of(uniqueId, title, icon));
        return this;
    }
Will only have an effect if no view is set as anchor. Both values are in px.
main/src/main/java/cgeo/geocaching/ui/dialog/SimplePopupMenu.java