dt.cpp

驱动的安装和卸载

#include "stdafx.h"
#include "DT.h"
#include <stdio.h>
BOOL DebugTrace(LPCTSTR lpszFormat,...)
{
	// no MFC used
	static HWND hwnd = ::FindWindow(NULL,_T("DebugHelper "));
	if(!IsWindow(hwnd))
		hwnd = ::FindWindow(NULL,_T("DebugHelper "));

	if(hwnd)
	{
		TCHAR szMsg[1000];

		va_list argList;
		va_start(argList, lpszFormat);
		try
		{
			_vstprintf(szMsg,lpszFormat, argList);
		}
		catch(...)
		{
			_tcscpy(szMsg ,_T("DebugHelper输出字符串格式错误!"));
		}
		va_end(argList);

		::SendMessage(hwnd,WM_SETTEXT,0,(LPARAM)(LPCTSTR)szMsg);
	}

	return TRUE;
}