code: public void setEnabled(boolean enable, String disableMessage) {
  
          if (m_enabled && !enable) {
              Iterator<Widget> it = iterator();
              while (it.hasNext()) {
                  Widget w = it.next();
                  if (w instanceof CmsPushButton) {
                      ((CmsPushButton)w).disable(disableMessage);
                  }
              }
          } else if (!m_enabled && enable) {
              Iterator<Widget> it = iterator();
              while (it.hasNext()) {
                  Widget w = it.next();
                  if (w instanceof CmsPushButton) {
                      ((CmsPushButton)w).enable();
                  }
              }
          }
      }
docs: Sets the buttons of the hoverbar enabled.<p>
  
  @param enable if <code>true</code> the buttons will be enabled
  @param disableMessage message for disabling buttons