openvrml::field_value_listener< FieldValue > Class Template Reference

Concrete event listener template. More...

#include <openvrml/event.h>

Inheritance diagram for openvrml::field_value_listener< FieldValue >:

Public Member Functions
virtual	~field_value_listener ()=0 throw ()
	Destroy. More...
void	process_event (const FieldValue &value, double timestamp) throw ( std::bad_alloc )
	Process an event. More...
virtual field_value::type_id	type () const throw ()
	FieldValue::field_value_type_id. More...
Public Member Functions inherited from openvrml::event_listener
virtual	~event_listener ()=0 throw ()
	Destroy. More...

Protected Member Functions
	field_value_listener () throw ()
	Construct. More...
Protected Member Functions inherited from openvrml::event_listener
	event_listener () throw ()
	Construct. More...

Private Member Functions
virtual void	do_process_event (const FieldValue &value, double timestamp)=0 throw ( std::bad_alloc )
	Called by field_value_listener<FieldValue>::do_process_event. More...

Detailed Description

template<typename FieldValue>
class openvrml::field_value_listener< FieldValue >

Concrete event listener template.

Template Parameters

FieldValue

a Field Value.

Constructor & Destructor Documentation

template<typename FieldValue >

openvrml::field_value_listener< FieldValue >::~field_value_listener ( ) throw ( )

pure virtual

Destroy.

Template Parameters

FieldValue

a Field Value.

template<typename FieldValue >

openvrml::field_value_listener< FieldValue >::field_value_listener ( ) throw ( )

explicitprotected

Construct.

Template Parameters

FieldValue

a Field Value.

Member Function Documentation

template<typename FieldValue>

void openvrml::field_value_listener< FieldValue >::process_event	(	const FieldValue &	value,
		double	timestamp
	)
throw	(	std::bad_alloc
	)

Process an event.

Template Parameters

FieldValue

a Field Value.

Parameters

[in]	value	the event value.
[in]	timestamp	the current time.

Exceptions

std::bad_alloc

if memory allocation fails.

template<typename FieldValue >

field_value::type_id openvrml::field_value_listener< FieldValue >::type ( ) const throw ( )

virtual

FieldValue::field_value_type_id.

Template Parameters

FieldValue

a Field Value.

Returns

FieldValue::field_value_type_id.

Implements openvrml::event_listener.

template<typename FieldValue>

void openvrml::field_value_listener< FieldValue >::do_process_event ( const FieldValue &  value, double  timestamp  ) throw ( std::bad_alloc )

privatepure virtual

Called by field_value_listener<FieldValue>::do_process_event.

Subclasses must implement this function.

Template Parameters

FieldValue

a Field Value.

Parameters

[in]	value	the event value.
[in]	timestamp	the current time.

Exceptions

std::bad_alloc

if memory allocation fails.

Implemented in openvrml::exposedfield< FieldValue >.