openvrml::null_node_type Class Reference

A placeholder node_type. More...

#include <openvrml/node.h>

Inheritance diagram for openvrml::null_node_type:

Public Member Functions
	null_node_type (null_node_metatype &type) throw ()
	Construct. More...
virtual	~null_node_type () throw ()
	Destroy. More...
Public Member Functions inherited from openvrml::node_type
virtual	~node_type ()=0 throw ()
	Destructor. More...
const node_metatype &	metatype () const throw ()
	The class object associated with the node_type. More...
const std::string &	id () const throw ()
	The name of the node_type. More...
const node_interface_set &	interfaces () const throw ()
	Get the set of interfaces for the node_type. More...
const boost::intrusive_ptr< node >	create_node (const boost::shared_ptr< scope > &scope, const initial_value_map &initial_values=initial_value_map()) const throw ( unsupported_interface , std::bad_cast , std::bad_alloc )
	Create a new node with this node_type. More...

Private Member Functions
virtual const node_interface_set &	do_interfaces () const throw ()
	Do not call. More...
virtual const boost::intrusive_ptr< node >	do_create_node (const boost::shared_ptr< openvrml::scope > &scope, const initial_value_map &initial_values) const throw ()
	Do not call. More...

Additional Inherited Members
Protected Member Functions inherited from openvrml::node_type
	node_type (const node_metatype &c, const std::string &id) throw ( std::bad_alloc )
	Constructor. More...
Related Functions inherited from openvrml::node_type
bool	operator== (const node_type &lhs, const node_type &rhs) throw()
	Compare for equality. More...
bool	operator!= (const node_type &lhs, const node_type &rhs) throw()
	Compare for inequality. More...

Detailed Description

A placeholder node_type.

The null_node_type is provided for convenience for the uncommon (but not inconceivable) situation where one needs something that acts like a node, yet isn't a full-fleged node with proper node_metatype and node_type implementations.

See also

openvrml::null_node_metatype

Constructor & Destructor Documentation

openvrml::null_node_type::null_node_type ( null_node_metatype &  type ) throw ( )

explicit

Construct.

openvrml::null_node_type::~null_node_type ( ) throw ( )

virtual

Destroy.

Member Function Documentation

const openvrml::node_interface_set & openvrml::null_node_type::do_interfaces ( ) const throw ( )

privatevirtual

Do not call.

Warning

Correct code will not call this function.

Implements openvrml::node_type.

const boost::intrusive_ptr< openvrml::node > openvrml::null_node_type::do_create_node ( const boost::shared_ptr< openvrml::scope > &  scope, const initial_value_map &  initial_values  ) const throw ( )

privatevirtual

Do not call.

Warning

Correct code will not call this function.