下面的代码直接放到按钮的C动作中即可。

#pragma code("kernel32.dll")
VOID GetLocalTime(LPSYSTEMTIME lpSytemTime);
#pragma code()

SYSTEMTIME st1,st2;

GetLocalTime(&st1);
printf("SourceDate is %04d-%02d-%02d %02d:%02d:%02d\r\n",st1.wYear,st1.wMonth,st1.wDay,st1.wHour,st1.wMinute,st1.wSecond);

st2=cDateAdd(st1,-8*3600);
printf("AddDate is %04d-%02d-%02d %02d:%02d:%02d\r\n",st2.wYear,st2.wMonth,st2.wDay,st2.wHour,st2.wMinute,st2.wSecond);