/**
* If this java application shutdown - we must cancel all current existing listener connections.
* Otherwhise the office will run into some DisposedExceptions if it tries to use these forgotten
* listener references. And of course it can die doing that. We are registered at a central object
* to be informed if the VM will exit. So we can react.
*/
public void shutdown() {
m_aMenuBarListener.shutdown();
m_aToolBarListener.shutdown();
m_aObjectBarListener.shutdown();
m_aMenuBarListener = null;
m_aToolBarListener = null;
m_aObjectBarListener = null;
}
