呂鑫書中自己定義的CMyTime

//mian函數
// 15.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include "MyTime.h"
#include <iostream>
using namespace std;

int main(int argc, char* argv[])
{
    CMyTime t1,t2;
	t2=t1.GetCurrentTime();
	int day=t2.GetMonth();
    cout<<"today is:"<<day<<endl;
	return 0;
}

//定義的類頭文件// MyTime.h: interface for the CMyTime class.////////////////////////////////////////////////////////////////////////#if !defined(AFX_MYTIME_H__D7793E59_8A7A_4BB7_89E3_DC3E6CC7CA8E__INCLUDED_)#define AFX_MYTIME_H__D7793E59_8A7A_4BB7_89E3_DC3E6CC7CA8E__INCLUDED_#if _MSC_VER > 1000#pragma once#endif // _MSC_VER > 1000//#include "stdafx.h"#include "time.h"#include "assert.h"#include "Windows.h"class CMyTime {public:BOOL operator==(CMyTime t1)const; int GetDayOfWeek()const;int GetSec()const;int GetMin()const;int GetHour()const;int GetDay()const;int GetMonth()const;int GetYear()const;time_t GetTime()const;static CMyTime GetCurrentTime();CMyTime();CMyTime(time_t time);CMyTime(int nYear, int nMonth, int nDay, int nHour, int nMin, int nSec,int nDST=-1);virtual ~CMyTime();private:time_t m_time;};#endif // !defined(AFX_MYTIME_H__D7793E59_8A7A_4BB7_89E3_DC3E6CC7CA8E__INCLUDED_)

//類的實現
// MyTime.cpp: implementation of the CMyTime class.
//
//////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "MyTime.h"
#include "time.h"
#include "assert.h"
#include "windef.h"
//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////


CMyTime::CMyTime()
{

}

CMyTime::~CMyTime()
{

}

CMyTime::CMyTime(time_t t)
{
	m_time=time(&t);
}

CMyTime::CMyTime(int nYear, int nMonth, int nDay, int nHour, int nMin, int nSec,
	int nDST)
{
	struct tm atm;
	atm.tm_sec = nSec;
	atm.tm_min = nMin;
	atm.tm_hour = nHour;
	assert(nDay >= 1 && nDay <= 31);
	atm.tm_mday = nDay;
	assert(nMonth >= 1 && nMonth <= 12);
	atm.tm_mon = nMonth - 1;        // tm_mon is 0 based
	assert(nYear >= 1900);
	atm.tm_year = nYear - 1900;     // tm_year is 1900 based
	atm.tm_isdst = nDST;
	m_time = mktime(&atm);
	assert(m_time != -1);       // indicates an illegal input time
}

CMyTime CMyTime::GetCurrentTime()
{
    CMyTime t;
	t.m_time=time(NULL);
	return t;
}

time_t CMyTime::GetTime()const
{
    return time(NULL);
}

int CMyTime::GetYear()const
{
    tm *p=localtime(&m_time);
	return p->tm_year+1900;
}

int CMyTime::GetMonth()const
{
    tm *p=localtime(&m_time);
	return p->tm_mon+1;
}

int CMyTime::GetDay()const
{
    tm *p=localtime(&m_time);
	return p->tm_mday;
}

int CMyTime::GetHour()const
{
    tm *p=localtime(&m_time);
	return p->tm_hour;
}

int CMyTime::GetMin()const
{
    tm *p=localtime(&m_time);
	return p->tm_min;
}

int CMyTime::GetSec()const
{
    tm *p=localtime(&m_time);
	return p->tm_sec;
}

int CMyTime::GetDayOfWeek()const
{
    tm *p=localtime(&m_time);
	return p->tm_wday;
}

BOOL CMyTime::operator==(CMyTime t1)const
{
    tm *p1=localtime(&this->m_time);
	tm *p2=localtime(&t1.m_time);
	if((p1->tm_year==p2->tm_year)&&(p1->tm_mon==p2->tm_mon))
		return TRUE;
	else
		return FALSE;
}