qfpkg.h

这是状态机的一个框架结构的例子,可以作为状态机的基本架构

/******************************************************************** 
 * QF package-scope platform-independent declarations (C version)
 * Copyright (c) 2002 Miro Samek, Palo Alto, CA.
 * All Rights Reserved.
 *******************************************************************/
#ifndef qfpkg_h
#define qfpkg_h

enum { Q_EMPTY_SIG = 0 };

extern QActive *pkgActive[];    /* array of started active objects */
extern QEvent const pkgStdEvt[];   /* preallocated standard events */
extern QTimer *pkgTimerListHead;  /* head of linked list of timers */

#endif                                                  /* qfpkg_h */