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Concrete event listener template. More...
#include <openvrml/event.h>

Public Member Functions | |
| virtual | ~field_value_listener ()=0 throw () |
| Destroy. | |
| void | process_event (const FieldValue &value, double timestamp) throw ( std::bad_alloc ) |
| Process an event. | |
| virtual field_value::type_id | type () const throw () |
FieldValue::field_value_type_id. | |
Protected Member Functions | |
| field_value_listener () throw () | |
| Construct. | |
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. | |
Concrete event listener template.
| FieldValue | a Field Value. |
| openvrml::field_value_listener< FieldValue >::~field_value_listener | ( | ) | throw () [pure virtual] |
Destroy.
| FieldValue | a Field Value. |
| openvrml::field_value_listener< FieldValue >::field_value_listener | ( | ) | throw () [explicit, protected] |
Construct.
| FieldValue | a Field Value. |
| void openvrml::field_value_listener< FieldValue >::process_event | ( | const FieldValue & | value, |
| double | timestamp | ||
| ) | throw ( std::bad_alloc ) |
Process an event.
| FieldValue | a Field Value. |
| [in] | value | the event value. |
| [in] | timestamp | the current time. |
| std::bad_alloc | if memory allocation fails. |
| field_value::type_id openvrml::field_value_listener< FieldValue >::type | ( | ) | const throw () [virtual] |
FieldValue::field_value_type_id.
| FieldValue | a Field Value. |
FieldValue::field_value_type_id. Implements openvrml::event_listener.
| void openvrml::field_value_listener< FieldValue >::do_process_event | ( | const FieldValue & | value, |
| double | timestamp | ||
| ) | throw ( std::bad_alloc ) [private, pure virtual] |
Called by field_value_listener<FieldValue>::do_process_event.
Subclasses must implement this function.
| FieldValue | a Field Value. |
| [in] | value | the event value. |
| [in] | timestamp | the current time. |
| std::bad_alloc | if memory allocation fails. |
Implemented in openvrml::exposedfield< FieldValue >, and openvrml::exposedfield< sfnode >.