fsmsmall.c

有限状态机事件分发构件

/***************************************************************************
**Filename   : FsmSmall.C
* Programmer : Haven
**Date       : 2007.9.24
**DESCRIPTION: 事件分发函数
**
**************************************************************************
*/
#include "FsmSmall.h" 

void QFsm_dispatch(QFsm *me) Q_REENTRANT 
{
    QState  s = me->State__;
    (*s)(me);             /* process the event in the current state handler */
    if (me->Sig_ == (QSignal)0) {
       
        me->Sig_ = (QSignal)Q_EXIT_SIG;
        (*s)(me); //源状态执行退出动作/* exit the source */

        me->Sig_ = (QSignal)Q_ENTRY_SIG;
        (*me->State__)(me);//目标状态执行进入动作 /* enter the target */
    }
}