openvrml::event_listener Class Reference

Abstract base class of event listeners. More...

#include <openvrml/event.h>

Inheritance diagram for openvrml::event_listener:

Public Member Functions
virtual	~event_listener ()=0 throw ()
	Destroy. More...
virtual field_value::type_id	type () const =0 throw ()
	The field_value::type_id for the type accepted by the event listener. More...

Protected Member Functions
	event_listener () throw ()
	Construct. More...

Detailed Description

Abstract base class of event listeners.

Constructor & Destructor Documentation

openvrml::event_listener::~event_listener ( ) throw ( )

pure virtual

Destroy.

openvrml::event_listener::event_listener ( ) throw ( )

protected

Construct.

Member Function Documentation

openvrml::field_value::type_id openvrml::event_listener::type ( ) const throw ( )

pure virtual

The field_value::type_id for the type accepted by the event listener.

Returns

The field_value::type_id for the type accepted by the event listener.

Implemented in openvrml::field_value_listener< FieldValue >, openvrml::field_value_listener< mfstring >, and openvrml::field_value_listener< sfnode >.