BfsVisitor< GR > Struct Template Reference

Detailed Description

template<typename GR>
struct lemon::BfsVisitor< GR >

This class defines the interface of the BfsVisit events, and it could be the base of a real visitor class.

#include <lemon/bfs.h>

Public Member Functions
void	start (const Node &node)
	Called for the source node(s) of the BFS.
void	reach (const Node &node)
	Called when a node is reached first time.
void	process (const Node &node)
	Called when a node is processed.
void	discover (const Arc &arc)
	Called when an arc reaches a new node.
void	examine (const Arc &arc)
	Called when an arc is examined but its target node is already discovered.

Member Function Documentation

void start ( const Node &  node )

inline

This function is called for the source node(s) of the BFS.

void reach ( const Node &  node )

inline

This function is called when a node is reached first time.

void process ( const Node &  node )

inline

This function is called when a node is processed.

void discover ( const Arc &  arc )

inline

This function is called when the BFS finds an arc whose target node is not reached yet.

void examine ( const Arc &  arc )

inline

This function is called when an arc is examined but its target node is already discovered.