用C语言编写简易月历的设计与实现 急急急急!!!!

简易月历的设计与实现:功能对任意输入的某年某月某日,计算是该年的第几天,星期几,农历是多少。要求:使用菜单,选择输入日期,求天数,求星期,求农历等功能,每处功能用函数实现。

/*加载头文件*/
#include <stdio.h>
#include <bios.h>
#include <dos.h>
#include <conio.h>

/*定义常量*/
/*左移键*/
#define LEFT 0x4b00
/*右移键*/
#define RIGHT 0x4d00
/*下移键*/
#define DOWN 0x5000
/*上移键*/
#define UP 0x4800
/*向上翻页移键*/
#define PAGEUP 0x4900
/*向下翻页移键*/
#define PAGEDOWN 0x5100
/*小写字母q*/
#define QLOWER 0x1071
/*大写字母Q*/
#define QUPPER 0x1051
/*空格键*/
#define SPACE 0x3920
/*Escape键*/
#define ESC 0x011b

/*定义全局变量*/
struct date sysTime;
int currentYear;
int currentMonth;
int currentDay;
int n_currentMon;
int n_lastMon;

/*-----------自定义函数-------------------------*/
void checkDate();
int isLeapyear(int year);
int getWeek(int year,int month,int day);

void printSpace(int n);
void printSeparator();
void printUsage();
void printWeek();
void printWeek2(int week);

void showCalendar(int year,int month,int day);

void getKeyValue();
/*--------------------------------------------*/

/*检查日期有效性函数*/
void checkDate()
{
/*如果给定的日期中年份部分为负数或者0*/
if(currentYear<=0)
{
gotoxy(1,27);
printf("The year should be a positive number !\n");
gotoxy(1,28);
printf("Press any key to continue......");
getchar();
getchar();
/*以当前系统时间重新赋值*/
currentYear=sysTime.da_year;
currentMonth=sysTime.da_mon;
currentDay=sysTime.da_day ;
}

/*如果给定的日期中月份部分为负数,为0或者大于12*/
if(currentMonth>12||currentMonth<1)
{
gotoxy(1,27);
printf("The month should be a number between 1 and 12 !\n");
gotoxy(1,28);
printf("Press any key to continue......");
getchar();
getchar();
/*以当前系统时间重新赋值*/
currentYear=sysTime.da_year;
currentMonth=sysTime.da_mon;
currentDay=sysTime.da_day ;
}

/*如果给定的日期中天数部分为负数,为0或者大于31*/
if(currentDay>31||currentDay<1)
{
gotoxy(1,27);
printf("The day should be a number between 1 and 31 !\n");
gotoxy(1,28);
printf("Press any key to continue......");
getchar();
getchar();
/*以当前系统时间重新赋值*/
currentYear=sysTime.da_year;
currentMonth=sysTime.da_mon;
currentDay=sysTime.da_day ;
}
}

/*判断是否是闰年函数*/
int isLeapyear(int year)
{
/*闰年的判断:(1)year被4整除,并且year不被100整除
或(2)year被4整除,并且year被400整除*/
if(year%4==0&&year%100||year%400==0)
return 1 ;
else
return 0 ;
}

/*根据给定日期计算星期函数*/
int getWeek(int year,int month,int day)
{
int leapFlag;
int week;
int i ;
/*该数组用于保存每个月的天数*/
int a[13]={0,31,28,31,30,31,30,31,31,30,31,30,31};
int count=0 ;

/*判断给定年份是否是闰年*/
leapFlag=isLeapyear(year);
/*如果是闰年则2月份的日期应该29天*/
if(leapFlag==1)
a[2]++;
/*计算从给定年份的1月1日到给定月份的1号之间的天数*/

for(i=1;i<month;i++)
{
count+=a[i];
}
/*计算从给定年份的1月1日到给定日期之间的天数*/
count+=day;
/*计算星期*/
week=(year+1+(year-1)/4+(year-1)/100+(year-1)/400+count)%7 ;
return week ;
}

/*输出指定个数个空格函数*/
void printSpace(int n)
{
int i ;
for(i=0;i<n;i++)
printf(" ");
}

/*输出分隔线函数*/
void printSeparator()
{
int i ;
for(i=0;i<38;i++)
{
printf("=");
}
printf("\n");
}

/*输出使用方法函数*/
void printUsage()
{
gotoxy(45,3);
/*设定字体颜色*/
textcolor(YELLOW);
/*送格式化输出至屏幕*/
cprintf("-----------Usage-----------");

gotoxy(45,5);
textcolor(YELLOW);
cprintf("YEAR");
gotoxy(50,5);
printf(" Up key( ) to increase;\n");
gotoxy(50,7);
printf(" Down key( ) to decrease.\n");

gotoxy(45,9);
textcolor(YELLOW);
cprintf("MONTH:");
gotoxy(50,9);
printf(" Right key( ) to increase;\n");
gotoxy(50,11);
printf(" Left key( ) to decrease.\n");

gotoxy(45,13);
textcolor(YELLOW);
cprintf("DAY");
gotoxy(50,13);
printf(" PageDown key to increase;\n");
gotoxy(50,15);
printf(" PageUp key to decrease.\n" );

gotoxy(45,17);
textcolor(YELLOW);
cprintf("QUERY");
gotoxy(50,17);
printf(" Q/q key\n");

textcolor(YELLOW);
gotoxy(45,19);
cprintf("RESET");
gotoxy(50,19);
printf(" SPACE key.\n");

gotoxy(45,21);
textcolor(YELLOW);
cprintf("EXIT");
gotoxy(50,21);
printf(" Esc key\n");

gotoxy(59,5);
/*设置寄存器,表示在指定位置输出一次指定的字符*/
_CX=01;
_AH=0xa;
/*指定输出字符为向上的箭头*/
_AL=24;
/*产生一次中断,输出向上的箭头*/
geninterrupt(0x10);

gotoxy(61,7);
_CX=01;
_AH=0xa;
/*指定输出字符为向下的箭头*/
_AL=25;
geninterrupt(0x10);

gotoxy(62,9);
_CX=01;
_AH=0xa;
_AL=26;
/*指定输出字符为向右的箭头*/
geninterrupt(0x10);

gotoxy(61,11);
_CX=01;
_AH=0xa;
/*指定输出字符为向左的箭头*/
_AL=27;
geninterrupt(0x10);
/*还原字体颜色*/
textcolor(7);
}

/*根据系统日期输出星期函数*/
void printWeek()
{
int day ;
/*根据系统日期获得星期*/
day=getWeek(currentYear,currentMonth,currentDay);
textcolor(11);

/*输出星期,0表示星期天,1表示星期一......6表示星期六*/
if(day==0)
cprintf("%d-%d-%d,Sunday!",currentYear,currentMonth,currentDay);
if(day==1)
cprintf("%d-%d-%d,Monday!",currentYear,currentMonth,currentDay);
if(day==2)
cprintf("%d-%d-%d,Tuesday!",currentYear,currentMonth,currentDay);
if(day==3)
cprintf("%d-%d-%d,Wednesday!",currentYear,currentMonth,currentDay);
if(day==4)
cprintf("%d-%d-%d,Thursday!",currentYear,currentMonth,currentDay);
if(day==5)
cprintf("%d-%d-%d,Friday!",currentYear,currentMonth,currentDay);
if(day==6)
cprintf("%d-%d-%d,Saturday!",currentYear,currentMonth,currentDay);
textcolor(7);
}

/*输出指定星期函数*/
void printWeek2(int week)
{
if(week==0)
cprintf(",Sunday");
if(week==1)
cprintf(",Monday");
if(week==2)
cprintf(",Tuesday");
if(week==3)
cprintf(",Wendesday");
if(week==4)
cprintf(",Thursday");
if(week==5)
cprintf(",Friday");
if(week==6)
cprintf(",Staturday");
}

/*显示日历函数*/
void showCalendar(int year,int month,int day)
{
int i;
int j;
/*输出的日期*/
int outDay;
int leapFlag;
/*本月第一个星期中,在上月的天数*/
int dayLastMon;
int week;
/*该数组用于保存每个月的天数*/
int a[13]={0,31,28,31,30,31,30,31,31,30,31,30,31};
outDay=0;
dayLastMon=0;
week=0;

/*判断给定年份是否是闰年*/
leapFlag=isLeapyear(year);
/*如果是闰年则2月应该是29天*/
if(leapFlag==1)
{
a[2]++;
}

/*如果给定的日期中,天数大于该月的最大天数*/
if(day>a[month])
{
printf("The number of this month's day is %d at most !\n",a[month]);
printf("Press any key to continue......\n");
getchar();
getchar();
/*以当前系统时间重新赋值*/
year=sysTime.da_year;
month=sysTime.da_mon;
day=sysTime.da_day ;
currentYear=sysTime.da_year;
currentMonth=sysTime.da_mon;
currentDay=sysTime.da_day ;
}

/*当前月的天数*/
n_currentMon=a[month];
/*上一月的天数*/
n_lastMon=a[month-1];
/*根据给定日期,获取给定月份1号的星期*/
week=dayLastMon=getWeek(year,month,1);

/*清除文本模式窗口*/
clrscr();
printf("\nThe calendar of %d",year);
textcolor(10);

/*显示给定年份是否是闰年*/
if(leapFlag==1)
cprintf(" [leap year]",year);
if(leapFlag==0)
cprintf(" [not leap year]",year);
printf("\n");
textcolor(7);
printSeparator();
textcolor(YELLOW);

/*输出月份提示,1-12分别表示1月到12月*/
switch(month)
{
case 1 :
cprintf(" January 1 ");
break ;
case 2 :
cprintf(" February 2 ");
break ;
case 3 :
cprintf(" March 3 ");
break ;
case 4 :
cprintf(" April 4 ");
break ;
case 5 :
cprintf(" May 5 ");
break ;
case 6 :
cprintf(" June 6 ");
break ;
case 7 :
cprintf(" July 7 ");
break ;
case 8 :
cprintf(" August 8 ");
break ;
case 9 :
cprintf(" September 9 ");
break ;
case 10 :
cprintf(" October 10 ");
break ;
case 11 :
cprintf(" Nevember 11 ");
break ;
case 12 :
cprintf(" December 12");
break ;
}
textcolor(7);
printf("\n\n");
textcolor(13);
cprintf(" Sun Mon Tue Wed Thu Fri Sat");
textcolor(7);
printf("\n\n");

/*因为一个月中最多跨度6个星期,所以循环从0到5*/
for(i=0;i<6;i++)
{
/*如果是该月的第一个星期*/
if(i==0)
{
/*第一个星期中还要7-dayLastMon天本月,有dayLastMon天在上个月,
所以输出dayLastMon*4个空格符,每个日期在日历中占用4个空格*/
printSpace(dayLastMon*4);
/*剩余在本月的第一个星期中的天数为7-dayLastMon*/
for(j=0;j<7-dayLastMon;j++)
{
/*到达day的前一天时,输出++outDay*/
if(outDay==day-1)
{
/*用黄色字体突出显示*/
textcolor(YELLOW);
cprintf(" [%d]",++outDay);
textcolor(7);
}
/*到达day当天时,并且不是星期天*/
else if(outDay==day && week!=0)
{
printf("%3d",++outDay);
}
/*到达day当天时,并且是星期天*/
else
{
printf("%4d",++outDay);
}
/*计算当天的星期,如果前一天是星期六(6),则当天是星期天(0),
其他情况则直接星期加1*/
week=(week<6)?week+1:0;
}
printf("\n\n");
}

/*如果不是该月的第一个星期*/
else
{
/*则输出该星期中的7天*/
for(j=0;j<7;j++)
{
/*输出的天数小于该月的最大天数*/
if(outDay<a[month])
{
/*到达day的前一天时,输出++outDay*/
if(outDay==day-1)
{
/*输出一位数字*/
if(outDay<9)
{
textcolor(YELLOW);
cprintf(" [%d]",++outDay);
textcolor(7);
}
/*输出两位数字*/
else
{
textcolor(YELLOW);
cprintf(" [%2d]",++outDay);
textcolor(7);
}
}
/*到达day当天时,并且不是星期天*/
else if(outDay==day && week!=0)
{
printf("%3d",++outDay);
}
/*到达day当天时,并且是星期天*/
else
{
printf("%4d",++outDay);
}
}
/*计算当天星期*/
week=(week<6)?week+1:0;
}
printf("\n\n");
if(outDay==a[month])break ;
}
}
/*输出分隔线*/
printSeparator();

/*输出当前选择的日期和星期*/
printf("The day you choose is:\n\n");
printWeek();
gotoxy(1,22);
textcolor(10);
cprintf("--------------------\n");
textcolor(7);

/*输出系统日期和星期*/
printf("\nToday is: %d-%d-%d",sysTime.da_year,sysTime.da_mon,sysTime.da_day);
printWeek2(getWeek(sysTime.da_year,sysTime.da_mon,sysTime.da_day));
printf("\n\n");
/*显示按键操作*/
printUsage();
gotoxy(1,25);
}

/*通过键盘调整日期函数*/
void getKeyValue()
{
int key ;
char ch;
/*默认显示当前系统日期和星期*/
currentYear=sysTime.da_year;
currentMonth=sysTime.da_mon;
currentDay=sysTime.da_day ;
showCalendar(currentYear,currentMonth,currentDay);

while(1)
{
/*获取键值,根据键值调整日历输出*/
key=bioskey(0);
/*右移键,增加月份*/
if(key==RIGHT)
{
/*月份值在1-12之间,则直接加1*/
if(currentMonth<12 && currentMonth>=1)
{
currentMonth++;
}
/*如果月份为12,则加1后进位,即年份加1,月份变为1*/
else
{
currentYear++;
currentMonth=1 ;
}
}
/*左移键,减少月份*/
if(key==LEFT)
{
/*月份值在1-12之间,则直接减1*/
if(currentMonth<=12 && currentMonth>1)
{
currentMonth--;
}
/*如果月份为1,则减1后,到上一年,月份变为12*/
else
{
currentYear--;
currentMonth=12 ;
}
}
/*上移键,增加年份*/
if(key==UP)
{
currentYear++;
}
/*下移键,减少年份*/
if(key==DOWN)
{
currentYear--;
}
/*上移键,减少天数*/
if(key==PAGEUP)
{
/*当前日不是该月的第一天,则天数直接减1*/
if(currentDay!=1)
{
currentDay--;
}
/*当前日是该月的第一天,并且是该年的第一个月(即1月1日),
则天数减1后,变为上一年的最后一个月的最后一天(即12月31日)*/
else if(currentDay==1 && currentMonth==1)
{
currentYear--;
currentMonth=12 ;
currentDay=31 ;
}
/*当前日是该年中某一个月的最后一天,则天数减1后,
变为上个月的最后一天*/
else
{
currentMonth--;
currentDay=n_lastMon ;
}
}
/*下移键,增加天数*/
if(key==PAGEDOWN)
{
/*当前日不是该月的最后一天,则天数直接加1*/
if(n_currentMon!=currentDay)
{
currentDay++;
}
/*当前日是该年的最后一天(即12月31日),则天数加1后,
变为下一年的第一个月的第一天(即1月1日)*/
else if(n_currentMon==currentDay && currentMonth==12)
{
currentYear++;
currentMonth=1 ;
currentDay=1 ;
}
/*当前日是该年中某一个月的最后一天,则天数加1后,
变为下个月的第一天*/
else
{
currentMonth++;
currentDay=1 ;
}
}
/*Q或者q键,表示查询指定日期的星期*/
if(key==QLOWER||key==QUPPER)
{

{
printf("Input date(eg,%d-%d-%d):",sysTime.da_year,sysTime.da_mon,sysTime.da_day);
scanf("%d-%d-%d",¤tYear,¤tMonth,¤tDay);
checkDate();
}
}
/*空格键,重置到系统日期*/
if(key==SPACE)
{
currentYear=sysTime.da_year;
currentMonth=sysTime.da_mon;
currentDay=sysTime.da_day ;
}
/*Escpe键退出系统*/
if(key==ESC)
{
printf("Do you really want to quit?(Y/N)");
ch=getchar();
if(ch=='y'||ch=='Y')
break ;
}
showCalendar(currentYear,currentMonth,currentDay);
}
}

/*主函数*/
void main()
{
/*清除文本模式窗口*/
clrscr();
/*设置屏幕显示方式*/
_AL=03;
_AH=0;
geninterrupt(0x10);
getdate(&sysTime);
getKeyValue();
}

来自《C语言课程设计案例精编》
温馨提示:答案为网友推荐,仅供参考
第1个回答  2010-06-02
给你一个我以前做这类设计的代码

unsigned char code dis_week[]={"SUN,MON,TUE,WED,THU,FRI,SAT"};
unsigned char code para_month[13]={0,0,3,3,6,1,4,6,2,5,0,3,5}; //星期月参变数

//闰年的计算
bit leap_year()
{
bit leap;
if((year%4==0&&year%100!=0)||year%400==0)//闰年的条件
leap=1;
else
leap=0;
return leap;
}

//星期的自动运算和处理
unsigned char week_proc()
{ unsigned char num_leap;
unsigned char c;
num_leap=year/4-year/100+year/400;//自00年起到year所经历的闰年数
if( leap_year()&& month<=2 ) //既是闰年且是1月和2月
c=5;
else
c=6;
week=(year+para_month[month]+date+num_leap+c)%7;//计算对应的星期
return week;
}
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