public Boolean isSelected(Object o) { CheckableNode c = getCheckCookie(o); if (c != null) { return c.isSelected(); } else { return null; } }
public void setSelected(Object o, Boolean selected) { CheckableNode c = getCheckCookie(o); if (c != null) { c.setSelected(selected); } }
public boolean isCheckable(Object o) { CheckableNode c = getCheckCookie(o); return c != null && c.isCheckable(); }
public boolean isCheckEnabled(Object o) { CheckableNode c = getCheckCookie(o); return c != null && c.isCheckEnabled(); }