openvrml::field_value_emitter< FieldValue > Class Template Reference

Inheritance diagram for openvrml::field_value_emitter< FieldValue >:
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List of all members.

Detailed Description

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

Concrete event emitter template.


Public Member Functions

 field_value_emitter (const FieldValue &value) throw ()
 Construct.
virtual ~field_value_emitter () throw ()
 Destroy.
bool add (field_value_listener< FieldValue > &listener) throw (std::bad_alloc)
 Add an event listener.
bool remove (field_value_listener< FieldValue > &listener) throw ()
 Remove an event listener.

Private Member Functions

virtual void emit_event (double timestamp) throw (std::bad_alloc)
 Emit an event.

Constructor & Destructor Documentation

template<typename FieldValue>
openvrml::field_value_emitter< FieldValue >::field_value_emitter ( const FieldValue &  value  )  throw () [inline, explicit]

Construct.

template<typename FieldValue>
openvrml::field_value_emitter< FieldValue >::~field_value_emitter (  )  throw () [inline, virtual]

Destroy.


Member Function Documentation

template<typename FieldValue>
bool openvrml::field_value_emitter< FieldValue >::add ( field_value_listener< FieldValue > &  listener  )  throw (std::bad_alloc) [inline]

Add an event listener.

Parameters:
listener the listener to add.
Returns:
true if listener was added; false if listener was not added (if it was already registered for the emitter).
Exceptions:
std::bad_alloc if memory allocation fails.

template<typename FieldValue>
bool openvrml::field_value_emitter< FieldValue >::remove ( field_value_listener< FieldValue > &  listener  )  throw () [inline]

Remove an event listener.

Parameters:
listener the listener to remove.
Returns:
true if listener was removed; false if listener was not removed (if it was not registered for the emitter).

template<typename FieldValue>
void openvrml::field_value_emitter< FieldValue >::emit_event ( double  timestamp  )  throw (std::bad_alloc) [private, virtual]

Emit an event.

Parameters:
timestamp the current time.
Exceptions:
std::bad_alloc if memory allocation fails.

Implements openvrml::event_emitter.