按照控制面板区域设置显示时间的格式函数

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void CTimerWinView::OnDraw(CDC* pDC)
{
CTimerWinDoc* pDoc = GetDocument();
ASSERT_VALID(pDoc);
// TODO: add draw code for native data here

struct tm *newtime;
char am_pm[] = "AM";
time_t long_time;

time( &long_time );                /* Get time as long integer. */
newtime = localtime( &long_time ); /* Convert to local time. */

if( newtime->tm_hour > 12 )        /* Set up extension. */
  strcpy( am_pm, "PM" );
if( newtime->tm_hour > 12 )        /* Convert from 24-hour */
  newtime->tm_hour -= 12;    /*   to 12-hour clock. */
if( newtime->tm_hour == 0 )        /*Set hour to 12 if midnight. */
  newtime->tm_hour = 12;

pDC->TextOut(10,10, asctime(newtime));

TCHAR Buf[2];
GetLocaleInfo(LOCALE_USER_DEFAULT, LOCALE_IDATE , Buf, 2);
pDC->TextOut(10,50, Buf);

HANDLE File = CreateFile("c://abc.txt", GENERIC_READ, FILE_SHARE_READ,
  NULL,     // default security
  OPEN_EXISTING,   // existing file only
  FILE_ATTRIBUTE_NORMAL, // normal file
  NULL);
FILETIME ft;
GetFileTime(File, &ft, NULL , NULL);
SYSTEMTIME st;
FileTimeToSystemTime(&ft, &st);

TCHAR Buffer[100];
GetDateFormat(LOCALE_USER_DEFAULT, DATE_SHORTDATE, NULL, NULL, Buffer, 100);
pDC->TextOut(10, 80, Buffer);
}

/* Output

Wed Jun 20 02:03:28 2007

2007-6-20