text: //
  // EventListener.h
  //
  // Library: XML
  // Package: DOM
  // Module:  DOMEvents
  //
  // Definition of the DOM EventListener interface.
  //
  // Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
  // and Contributors.
  //
  // SPDX-License-Identifier:	BSL-1.0
  //
  
  
  #ifndef DOM_EventListener_INCLUDED
  #define DOM_EventListener_INCLUDED
  
  
  #include "Poco/XML/XML.h"
  #include "Poco/XML/XMLString.h"
  
  
  namespace Poco {
  namespace XML {
  
  
  class Event;
  
  
  class XML_API EventListener
  	/// The EventListener interface is the primary method for handling events. Users
  	/// implement the EventListener interface and register their listener on an
  	/// EventTarget using the AddEventListener method. The users should also remove
  	/// their EventListener from its EventTarget after they have completed using
  	/// the listener.
  	///
  	/// When a Node is copied using the cloneNode method the EventListeners attached
  	/// to the source Node are not attached to the copied Node. If the user wishes
  	/// the same EventListeners to be added to the newly created copy the user must
  	/// add them manually.
  {
  public:
  	virtual void handleEvent(Event* evt) = 0;
  		/// This method is called whenever an event occurs of the
  		/// type for which the EventListener interface was registered.
  
  protected:
  	virtual ~EventListener();
  };
  
  
  } } // namespace Poco::XML
  
  
  #endif // DOM_EventListener_INCLUDED
  