tracemanager.cpp

来自「IO函数调用测试」· C++ 代码 · 共 81 行

#include "stdafx.h"
#include "afxtempl.h"

#include "TraceEvent.h"
    #include "TraceManager.h"

TraceList TraceManager::hList;


/****************************************************************************
*                            TraceManager::Append
* Inputs:
*       TraceEvent * e: Trace event to be added
* Result: POSITION
*       
* Effect: 
*       Creates a CHandle object for the event
****************************************************************************/

POSITION TraceManager::Append(TraceEvent * e)
    {
     if(e == NULL)
	return (POSITION)NULL;

     return hList.AddTail(e);
    }

/****************************************************************************
*                            TraceManager::Remove
* Inputs:
*       TraceEvent * e: Event to be removed
* Result: void
*
* Effect: 
*       Removes the event from the event table. 
****************************************************************************/

void TraceManager::Remove(TraceEvent * e)
    {
     POSITION p = hList.GetHeadPosition(); 
     while(p != NULL)
	{ /* loop */
	 POSITION lastp = p;
	 TraceEvent * t = hList.GetNext(p);
	 if(t == e)
	    { /* delete it */
	     Remove(lastp);
             return;
	    } /* delete it */
	} /* loop */

     ASSERT(FALSE); // should never be called if event not in list
    }

/****************************************************************************
*                            TraceManager::Remove
* Inputs:
*       POSITION p: Position of Handle Object to remove
* Result: BOOL
*       TRUE if successful, FALSE if error
* Effect: 
*       Closes the handle associated with the handle object, deletes the
*	handle object.
****************************************************************************/

void TraceManager::Remove(POSITION p)
    {
     hList.RemoveAt(p);
    }

/****************************************************************************
*                        TraceManager::~TraceManager
* Effect: 
*       Deletes the object
****************************************************************************/

TraceManager::~TraceManager()
    {
     Clear();
    }