Visitors

Classes
class	paludis::AcceptVisitor< Visitor_ >
class	paludis::AcceptVisitorReturning< Visitor_, Returning_ >

Functions
template<typename Visitor_ >
AcceptVisitor< Visitor_ > PALUDIS_VISIBLE	paludis::accept_visitor (Visitor_ &v)
template<typename Returning_ , typename Visitor_ >
AcceptVisitorReturning < Visitor_, Returning_ > PALUDIS_VISIBLE	paludis::accept_visitor_returning (Visitor_ &v)

Detailed Description

Visitors are a way of providing subtype-polymorphic behaviour without modifying the visitable class.

Examples

• None at this time.

Function Documentation

template<typename Visitor_ >

AcceptVisitor<Visitor_> PALUDIS_VISIBLE paludis::accept_visitor

(

Visitor_ &

v

)

Convenience function for using a visitor with a standard algorithm.

Examples:

example_contents.cc, and example_dep_label.cc.

template<typename Returning_ , typename Visitor_ >

AcceptVisitorReturning<Visitor_, Returning_> PALUDIS_VISIBLE paludis::accept_visitor_returning

(

Visitor_ &

v

)

Convenience function for using a visitor with a standard algorithm.