State_t< EVENT > Class Template Reference

A State in an FSA. More...

#include <fsa.H>

Collaboration diagram for State_t< EVENT >:

[legend]List of all members.

Public Types
typedef Arc_t< EVENT >	arc_type
Public Member Functions
	State_t ()
	State_t (Cstr_ptr &n)
int	is_empty ()
void	operator+= (const State_t< EVENT > &s)
void	operator-= (const State_t< EVENT > &s)
void	operator+= (const Arc_t< EVENT > &a)
void	operator-= (const Arc_t< EVENT > &a)
int	consumes (const EVENT &e) const
State_t< EVENT > *	event (const EVENT &e, State_t< EVENT > *start=0, int *ret=0) const
	Process the event, returning the next state. If requested, return the result of the callback in ret.
void	clear ()
const ARRAY< arc_type > &	arcs () const
ARRAY< arc_type > &	arcs ()
Cstr_ptr &	name () const
void	set_name (Cstr_ptr &n)
int	operator== (const State_t< EVENT > &a) const
Private Attributes
ARRAY< arc_type >	_arcs
str_ptr	_name

---

Detailed Description

template<class EVENT>
class State_t< EVENT >

A State in an FSA.

The State may contain multiple Arcs. Only one Arc out of a State will be traversed. When an Event is passed to a state, each Arc will be matched to the Event. The first Arc that matches the Event is traversed.

Definition at line 243 of file fsa.H.

---

Member Typedef Documentation

template<class EVENT> typedef Arc_t<EVENT> State_t< EVENT >::arc_type

Definition at line 247 of file fsa.H.

---

Constructor & Destructor Documentation

template<class EVENT> State_t< EVENT >::State_t (   )  [inline]

Definition at line 249 of file fsa.H.

template<class EVENT> State_t< EVENT >::State_t (  Cstr_ptr &  n  )  [inline]

Definition at line 250 of file fsa.H.

---

Member Function Documentation

template<class EVENT> ARRAY<arc_type>& State_t< EVENT >::arcs (   )  [inline]

Definition at line 274 of file fsa.H. References State_t< EVENT >::_arcs.

template<class EVENT> const ARRAY<arc_type>& State_t< EVENT >::arcs (   )  const [inline]

Definition at line 273 of file fsa.H. References State_t< EVENT >::_arcs.

template<class EVENT> void State_t< EVENT >::clear (  void   )  [inline]

Definition at line 271 of file fsa.H. References State_t< EVENT >::_arcs, and ARRAY< T >::clear().

template<class EVENT> int State_t< EVENT >::consumes (  const EVENT &  e  )  const [inline]

Definition at line 262 of file fsa.H. References State_t< EVENT >::_arcs, and ARRAY< T >::num(). Referenced by MMENU::invoke().

template<class EVENT> State_t< EVENT > * State_t< EVENT >::event (  const EVENT &  e, State_t< EVENT > *  start = 0, int *  ret = 0 )  const

Process the event, returning the next state. If requested, return the result of the callback in ret. Definition at line 355 of file fsa.H. References State_t< EVENT >::_arcs, and ARRAY< T >::num(). Referenced by MMENU::invoke().

template<class EVENT> int State_t< EVENT >::is_empty (   )  [inline]

Definition at line 252 of file fsa.H. References State_t< EVENT >::_arcs, and ARRAY< T >::num().

template<class EVENT> Cstr_ptr& State_t< EVENT >::name (   )  const [inline]

Definition at line 276 of file fsa.H. References State_t< EVENT >::_name.

template<class EVENT> void State_t< EVENT >::operator+= (  const Arc_t< EVENT > &  a  )  [inline]

Definition at line 257 of file fsa.H. References State_t< EVENT >::_arcs, Arc_t< EVENT >::guarded(), and ARRAY< T >::push().

template<class EVENT> void State_t< EVENT >::operator+= (  const State_t< EVENT > &  s  )

Definition at line 291 of file fsa.H. References State_t< EVENT >::_arcs, j, ARRAY< T >::num(), and ARRAY< T >::push().

template<class EVENT> void State_t< EVENT >::operator-= (  const Arc_t< EVENT > &  a  )  [inline]

Definition at line 260 of file fsa.H. References State_t< EVENT >::_arcs.

template<class EVENT> void State_t< EVENT >::operator-= (  const State_t< EVENT > &  s  )

Definition at line 331 of file fsa.H. References State_t< EVENT >::_arcs, j, ARRAY< T >::num(), and ARRAY< T >::remove().

template<class EVENT> int State_t< EVENT >::operator== (  const State_t< EVENT > &  a  )  const [inline]

Definition at line 279 of file fsa.H.

template<class EVENT> void State_t< EVENT >::set_name (  Cstr_ptr &  n  )  [inline]

Definition at line 277 of file fsa.H. References State_t< EVENT >::_name. Referenced by FilmTrans::FilmTrans(), Key_int::Key_int(), Pen::Pen(), and Simple_int::Simple_int().

---

Member Data Documentation

template<class EVENT> ARRAY<arc_type> State_t< EVENT >::_arcs [private]

Definition at line 284 of file fsa.H. Referenced by State_t< EVENT >::arcs(), State_t< EVENT >::clear(), State_t< EVENT >::consumes(), State_t< EVENT >::event(), State_t< EVENT >::is_empty(), State_t< EVENT >::operator+=(), and State_t< EVENT >::operator-=().

template<class EVENT> str_ptr State_t< EVENT >::_name [private]

Definition at line 285 of file fsa.H. Referenced by State_t< EVENT >::name(), and State_t< EVENT >::set_name().

---

The documentation for this class was generated from the following file:

• fsa.H

---