java日历代码怎么写 java编写日历程序
怎样用java编写日历
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BODY onload=initial()!-- 用BODY onload=initial()替换原有的body --
SCRIPT language=JavaScript
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/*****************************************************************************
日期资料
*****************************************************************************/
var lunarInfo=new Array(
0x04bd8,0x04ae0,0x0a570,0x054d5,0x0d260,0x0d950,0x16554,0x056a0,0x09ad0,0x055d2,
0x04ae0,0x0a5b6,0x0a4d0,0x0d250,0x1d255,0x0b540,0x0d6a0,0x0ada2,0x095b0,0x14977,
0x04970,0x0a4b0,0x0b4b5,0x06a50,0x06d40,0x1ab54,0x02b60,0x09570,0x052f2,0x04970,
0x06566,0x0d4a0,0x0ea50,0x06e95,0x05ad0,0x02b60,0x186e3,0x092e0,0x1c8d7,0x0c950,
0x0d4a0,0x1d8a6,0x0b550,0x056a0,0x1a5b4,0x025d0,0x092d0,0x0d2b2,0x0a950,0x0b557,
0x06ca0,0x0b550,0x15355,0x04da0,0x0a5d0,0x14573,0x052d0,0x0a9a8,0x0e950,0x06aa0,
0x0aea6,0x0ab50,0x04b60,0x0aae4,0x0a570,0x05260,0x0f263,0x0d950,0x05b57,0x056a0,
0x096d0,0x04dd5,0x04ad0,0x0a4d0,0x0d4d4,0x0d250,0x0d558,0x0b540,0x0b5a0,0x195a6,
0x095b0,0x049b0,0x0a974,0x0a4b0,0x0b27a,0x06a50,0x06d40,0x0af46,0x0ab60,0x09570,
0x04af5,0x04970,0x064b0,0x074a3,0x0ea50,0x06b58,0x055c0,0x0ab60,0x096d5,0x092e0,
0x0c960,0x0d954,0x0d4a0,0x0da50,0x07552,0x056a0,0x0abb7,0x025d0,0x092d0,0x0cab5,
0x0a950,0x0b4a0,0x0baa4,0x0ad50,0x055d9,0x04ba0,0x0a5b0,0x15176,0x052b0,0x0a930,
0x07954,0x06aa0,0x0ad50,0x05b52,0x04b60,0x0a6e6,0x0a4e0,0x0d260,0x0ea65,0x0d530,
0x05aa0,0x076a3,0x096d0,0x04bd7,0x04ad0,0x0a4d0,0x1d0b6,0x0d250,0x0d520,0x0dd45,
0x0b5a0,0x056d0,0x055b2,0x049b0,0x0a577,0x0a4b0,0x0aa50,0x1b255,0x06d20,0x0ada0)
var solarMonth=new Array(31,28,31,30,31,30,31,31,30,31,30,31);
var Gan=new Array("甲","乙","丙","丁","戊","己","庚","辛","壬","癸");
var Zhi=new Array("子","丑","寅","卯","辰","巳","午","未","申","酉","戌","亥");
var Animals=new Array("鼠","牛","虎","兔","龙","蛇","马","羊","猴","鸡","狗","猪");
var solarTerm = new Array("小寒","大寒","立春","雨水","惊蛰","春分","清明","谷雨","立夏","小满","芒种","夏至","小暑","大暑","立秋","处暑","白露","秋分","寒露","霜降","立冬","小雪","大雪","冬至")
var sTermInfo = new Array(0,21208,42467,63836,85337,107014,128867,150921,173149,195551,218072,240693,263343,285989,308563,331033,353350,375494,397447,419210,440795,462224,483532,504758)
var nStr1 = new Array('日','一','二','三','四','五','六','七','八','九','十')
var nStr2 = new Array('初','十','廿','卅',' ')
var monthName = new Array("1 月","2 月","3 月","4 月","5 月","6 月","7 月","8 月","9 月","10 月","11 月","12 月");
//国历节日 *表示放假日
var sFtv = new Array(
"0101*元旦",
"0214 情人节",
"0308 妇女节",
"0312 植树节",
"0315 消费者权益日",
"0401 愚人节",
"0501 劳动节",
"0504 青年节",
"0509 郝维节",
"0512 护士节",
"0601 儿童节",
"0701 建党节 香港回归纪念",
"0801 建军节",
"0808 父亲节",
"0816 燕衔泥节",
"0909 毛泽东逝世纪念",
"0910 教师节",
"0928 孔子诞辰",
"1001*国庆节",
"1006 老人节",
"1024 联合国日",
"1112 孙中山诞辰纪念",
"1220 澳门回归纪念",
"1225 圣诞节",
"1226 毛泽东诞辰纪念")
//农历节日 *表示放假日
var lFtv = new Array(
"0101*春节、弥勒佛圣诞!",
"0106 定光佛圣诞",
"0115 元宵节",
"0208 释迦牟尼佛出家",
"0215 释迦牟尼佛涅盘",
"0209 海空上师生日!",
"0219 观世音菩萨圣诞",
"0221 普贤菩萨圣诞",
"0316 准提菩萨圣诞",
"0404 文殊菩萨圣诞",
"0408 释迦牟尼佛圣诞",
"0415 佛吉祥日——释迦牟尼佛诞生、成道、涅盘三期同一庆(即南传佛教国家的卫塞节)",
"0505 端午节",
"0513 伽蓝菩萨圣诞",
"0603 护法韦驮尊天菩萨圣诞",
"0619 观世音菩萨成道——此日放生、念佛，功德殊胜",
"0707 七夕情人节",
"0713 大势至菩萨圣诞",
"0715 中元节",
"0724 龙树菩萨圣诞",
"0730 地藏菩萨圣诞",
"0815 中秋节",
"0822 燃灯佛圣诞",
"0909 重阳节",
"0919 观世音菩萨出家纪念日",
"0930 药师琉璃光如来圣诞",
"1005 达摩祖师圣诞",
"1107 阿弥陀佛圣诞",
"1208 释迦如来成道日,腊八节",
"1224 小年",
"1229 华严菩萨圣诞",
"0100*除夕")
//某月的第几个星期几
var wFtv = new Array(
"0520 母亲节",
"0716 合作节",
"0730 被奴役国家周")
/*****************************************************************************
日期计算
*****************************************************************************/
//====================================== 传回农历 y年的总天数
function lYearDays(y) {
var i, sum = 348
for(i=0x8000; i0x8; i=1) sum += (lunarInfo[y-1900] i)? 1: 0
return(sum+leapDays(y))
}
//====================================== 传回农历 y年闰月的天数
function leapDays(y) {
if(leapMonth(y)) return((lunarInfo[y-1900] 0x10000)? 30: 29)
else return(0)
}
//====================================== 传回农历 y年闰哪个月 1-12 , 没闰传回 0
function leapMonth(y) {
return(lunarInfo[y-1900] 0xf)
}
//====================================== 传回农历 y年m月的总天数
function monthDays(y,m) {
return( (lunarInfo[y-1900] (0x10000m))? 30: 29 )
}
//====================================== 算出农历, 传入日期物件, 传回农历日期物件
// 该物件属性有 .year .month .day .isLeap .yearCyl .dayCyl .monCyl
function Lunar(objDate) {
var i, leap=0, temp=0
var baseDate = new Date(1900,0,31)
var offset = (objDate - baseDate)/86400000
this.dayCyl = offset + 40
this.monCyl = 14
for(i=1900; i2050 offset0; i++) {
temp = lYearDays(i)
offset -= temp
this.monCyl += 12
}
if(offset0) {
offset += temp;
i--;
this.monCyl -= 12
}
this.year = i
this.yearCyl = i-1864
leap = leapMonth(i) //闰哪个月
this.isLeap = false
for(i=1; i13 offset0; i++) {
//闰月
if(leap0 i==(leap+1) this.isLeap==false)
{ --i; this.isLeap = true; temp = leapDays(this.year); }
else
{ temp = monthDays(this.year, i); }
//解除闰月
if(this.isLeap==true i==(leap+1)) this.isLeap = false
offset -= temp
if(this.isLeap == false) this.monCyl ++
}
if(offset==0 leap0 i==leap+1)
if(this.isLeap)
{ this.isLeap = false; }
else
{ this.isLeap = true; --i; --this.monCyl;}
if(offset0){ offset += temp; --i; --this.monCyl; }
this.month = i
this.day = offset + 1
}
//==============================传回国历 y年某m+1月的天数
function solarDays(y,m) {
if(m==1)
return(((y%4 == 0) (y%100 != 0) || (y%400 == 0))? 29: 28)
else
return(solarMonth[m])
}
//============================== 传入 offset 传回干支, 0=甲子
function cyclical(num) {
return(Gan[num%10]+Zhi[num%12])
}
//============================== 月历属性
function calElement(sYear,sMonth,sDay,week,lYear,lMonth,lDay,isLeap,cYear,cMonth,cDay) {
this.isToday = false;
//国历
this.sYear = sYear;
this.sMonth = sMonth;
this.sDay = sDay;
this.week = week;
//农历
this.lYear = lYear;
this.lMonth = lMonth;
this.lDay = lDay;
this.isLeap = isLeap;
//干支
this.cYear = cYear;
this.cMonth = cMonth;
this.cDay = cDay;
this.color = '';
this.lunarFestival = ''; //农历节日
this.solarFestival = ''; //国历节日
this.solarTerms = ''; //节气
}
//===== 某年的第n个节气为几日(从0小寒起算)
function sTerm(y,n) {
var offDate = new Date( ( 31556925974.7*(y-1900) + sTermInfo[n]*60000 ) + Date.UTC(1900,0,6,2,5) )
return(offDate.getUTCDate())
}
//============================== 传回月历物件 (y年,m+1月)
function calendar(y,m) {
var sDObj, lDObj, lY, lM, lD=1, lL, lX=0, tmp1, tmp2
var lDPOS = new Array(3)
var n = 0
var firstLM = 0
sDObj = new Date(y,m,1) //当月一日日期
this.length = solarDays(y,m) //国历当月天数
this.firstWeek = sDObj.getDay() //国历当月1日星期几
for(var i=0;ithis.length;i++) {
if(lDlX) {
sDObj = new Date(y,m,i+1) //当月一日日期
lDObj = new Lunar(sDObj) //农历
lY = lDObj.year //农历年
lM = lDObj.month //农历月
lD = lDObj.day //农历日
lL = lDObj.isLeap //农历是否闰月
lX = lL? leapDays(lY): monthDays(lY,lM) //农历当月最后一天
if(n==0) firstLM = lM
lDPOS[n++] = i-lD+1
}
//sYear,sMonth,sDay,week,
//lYear,lMonth,lDay,isLeap,
//cYear,cMonth,cDay
this[i] = new calElement(y, m+1, i+1, nStr1[(i+this.firstWeek)%7],
lY, lM, lD++, lL,
cyclical(lDObj.yearCyl) ,cyclical(lDObj.monCyl), cyclical(lDObj.dayCyl++) )
if((i+this.firstWeek)%7==0) this[i].color = 'red' //周日颜色
if((i+this.firstWeek)%14==13) this[i].color = 'red' //周休二日颜色
}
//节气
tmp1=sTerm(y,m*2 )-1
tmp2=sTerm(y,m*2+1)-1
this[tmp1].solarTerms = solarTerm[m*2]
this[tmp2].solarTerms = solarTerm[m*2+1]
if(m==3) this[tmp1].color = 'red' //清明颜色
//国历节日
for(i in sFtv)
if(sFtv[i].match(/^(\d{2})(\d{2})([\s\*])(.+)$/))
if(Number(RegExp.$1)==(m+1)) {
this[Number(RegExp.$2)-1].solarFestival += RegExp.$4 + ' '
if(RegExp.$3=='*') this[Number(RegExp.$2)-1].color = 'red'
}
//月周节日
for(i in wFtv)
if(wFtv[i].match(/^(\d{2})(\d)(\d)([\s\*])(.+)$/))
if(Number(RegExp.$1)==(m+1)) {
tmp1=Number(RegExp.$2)
tmp2=Number(RegExp.$3)
this[((this.firstWeektmp2)?7:0) + 7*(tmp1-1) + tmp2 - this.firstWeek].solarFestival += RegExp.$5 + ' '
}
//农历节日
for(i in lFtv)
if(lFtv[i].match(/^(\d{2})(.{2})([\s\*])(.+)$/)) {
tmp1=Number(RegExp.$1)-firstLM
if(tmp1==-11) tmp1=1
if(tmp1 =0 tmp1n) {
tmp2 = lDPOS[tmp1] + Number(RegExp.$2) -1
if( tmp2 = 0 tmp2this.length) {
this[tmp2].lunarFestival += RegExp.$4 + ' '
if(RegExp.$3=='*') this[tmp2].color = 'red'
}
}
}
//黑色星期五
if((this.firstWeek+12)%7==5)
this[12].solarFestival += '黑色星期五 '
//今日
if(y==tY m==tM) this[tD-1].isToday = true;
}
//====================== 中文日期
function cDay(d){
var s;
switch (d) {
case 10:
s = '初十'; break;
case 20:
s = '二十'; break;
break;
case 30:
s = '三十'; break;
break;
default :
s = nStr2[Math.floor(d/10)];
s += nStr1[d%10];
}
return(s);
}
!-- 此特效使用《网页特效精灵》编辑制作--
!-- 奥天软件：;
///////////////////////////////////////////////////////////////////////////////
var cld;
function drawCld(SY,SM) {
var i,sD,s,size;
cld = new calendar(SY,SM);
if(SY1874 SY1909) yDisplay = '光绪' + (((SY-1874)==1)?'元':SY-1874)
if(SY1908 SY1912) yDisplay = '宣统' + (((SY-1908)==1)?'元':SY-1908)
if(SY1911 SY1950) yDisplay = '民国' + (((SY-1911)==1)?'元':SY-1911)
if(SY1949) yDisplay = '共和国' + (((SY-1949)==1)?'元':SY-1949)
GZ.innerHTML = yDisplay +'年 农历' + cyclical(SY-1900+36) + '年 【'+Animals[(SY-4)%12]+'】';
YMBG.innerHTML = " " + SY + "BR " + monthName[SM];
for(i=0;i42;i++) {
sObj=eval('SD'+ i);
lObj=eval('LD'+ i);
sObj.className = '';
sD = i - cld.firstWeek;
if(sD-1 sDcld.length) { //日期内
sObj.innerHTML = sD+1;
if(cld[sD].isToday) sObj.className = 'todyaColor'; //今日颜色
sObj.style.color = cld[sD].color; //国定假日颜色
if(cld[sD].lDay==1) //显示农历月
lObj.innerHTML = 'b'+(cld[sD].isLeap?'闰':'') + cld[sD].lMonth + '月' + (monthDays(cld[sD].lYear,cld[sD].lMonth)==29?'小':'大')+'/b';
else //显示农历日
lObj.innerHTML = cDay(cld[sD].lDay);
s=cld[sD].lunarFestival;
if(s.length0) { //农历节日
if(s.length6) s = s.substr(0, 4)+'…';
s = s.fontcolor('red');
}
else { //国历节日
s=cld[sD].solarFestival;
if(s.length0) {
size = (s.charCodeAt(0)0 s.charCodeAt(0)128)?8:4;
if(s.lengthsize+2) s = s.substr(0, size)+'…';
s = s.fontcolor('blue');
}
else { //廿四节气
s=cld[sD].solarTerms;
if(s.length0) s = s.fontcolor('limegreen');
}
}
if(s.length0) lObj.innerHTML = s;
}
else { //非日期
sObj.innerHTML = '';
lObj.innerHTML = '';
}
}
}
function changeCld() {
var y,m;
y=CLD.SY.selectedIndex+1900;
m=CLD.SM.selectedIndex;
drawCld(y,m);
}
function pushBtm(K) {
switch (K){
case 'YU' :
if(CLD.SY.selectedIndex0) CLD.SY.selectedIndex--;
break;
case 'YD' :
if(CLD.SY.selectedIndex149) CLD.SY.selectedIndex++;
break;
case 'MU' :
if(CLD.SM.selectedIndex0) {
CLD.SM.selectedIndex--;
}
else {
CLD.SM.selectedIndex=11;
if(CLD.SY.selectedIndex0) CLD.SY.selectedIndex--;
}
break;
case 'MD' :
if(CLD.SM.selectedIndex11) {
CLD.SM.selectedIndex++;
}
else {
CLD.SM.selectedIndex=0;
if(CLD.SY.selectedIndex149) CLD.SY.selectedIndex++;
}
break;
default :
CLD.SY.selectedIndex=tY-1900;
CLD.SM.selectedIndex=tM;
}
changeCld();
}
var Today = new Date();
var tY = Today.getFullYear();
var tM = Today.getMonth();
var tD = Today.getDate();
//////////////////////////////////////////////////////////////////////////////
var width = "130";
var offsetx = 2;
var offsety = 16;
var x = 0;
var y = 0;
var snow = 0;
var sw = 0;
var cnt = 0;
var dStyle;
document.onmousemove = mEvn;
//显示详细日期资料
function mOvr(v) {
var s,festival;
var sObj=eval('SD'+ v);
var d=sObj.innerHTML-1;
//sYear,sMonth,sDay,week,
//lYear,lMonth,lDay,isLeap,
//cYear,cMonth,cDay
if(sObj.innerHTML!='') {
sObj.style.cursor = 's-resize';
if(cld[d].solarTerms == '' cld[d].solarFestival == '' cld[d].lunarFestival == '')
festival = '';
else
festival = 'TABLE WIDTH=100% BORDER=0 CELLPADDING=2 CELLSPACING=0 BGCOLOR="#CCFFCC"TRTD'+
'FONT COLOR="#000000" STYLE="font-size:9pt;"'+cld[d].solarTerms + ' ' + cld[d].solarFestival + ' ' + cld[d].lunarFestival+'/FONT/TD'+'/TR/TABLE';
s= 'TABLE WIDTH="130" BORDER=0 CELLPADDING="2" CELLSPACING=0 BGCOLOR="#000066"TRTD' +
'TABLE WIDTH=100% BORDER=0 CELLPADDING=0 CELLSPACING=0TRTD ALIGN="right"FONT COLOR="#ffffff" STYLE="font-size:9pt;"'+
cld[d].sYear+' 年 '+cld[d].sMonth+' 月 '+cld[d].sDay+' 日br星期'+cld[d].week+'br'+
'font color="violet"农历'+(cld[d].isLeap?'闰 ':' ')+cld[d].lMonth+' 月 '+cld[d].lDay+' 日/fontbr'+
'font color="yellow"'+cld[d].cYear+'年 '+cld[d].cMonth+'月 '+cld[d].cDay + '日/font'+
'/FONT/TD/TR/TABLE'+ festival +'/TD/TR/TABLE';
document.all["detail"].innerHTML = s;
if (snow == 0) {
dStyle.left = x+offsetx-(width/2);
dStyle.top = y+offsety;
dStyle.visibility = "visible";
snow = 1;
}
}
}
//清除详细日期资料
function mOut() {
if ( cnt = 1 ) { sw = 0 }
if ( sw == 0 ) { snow = 0; dStyle.visibility = "hidden";}
else cnt++;
}
//取得位置
function mEvn() {
x=event.x;
y=event.y;
if (document.body.scrollLeft)
{x=event.x+document.body.scrollLeft; y=event.y+document.body.scrollTop;}
if (snow){
dStyle.left = x+offsetx-(width/2)
dStyle.top = y+offsety
}
}
///////////////////////////////////////////////////////////////////////////
function changeTZ() {
CITY.innerHTML = CLD.TZ.value.substr(6)
setCookie("TZ",CLD.TZ.selectedIndex)
}
function tick() {
var today
today = new Date()
Clock.innerHTML = today.toLocaleString().replace(/(年|月)/g, "/").replace(/日/, "");
Clock.innerHTML = TimeAdd(today.toGMTString(), CLD.TZ.value)
window.setTimeout("tick()", 1000);
}
function setCookie(name, value) {
var today = new Date()
var expires = new Date()
expires.setTime(today.getTime() + 1000*60*60*24*365)
document.cookie = name + "=" + escape(value) + "; expires=" + expires.toGMTString()
}
function getCookie(Name) {
var search = Name + "="
if(document.cookie.length 0) {
offset = document.cookie.indexOf(search)
if(offset != -1) {
offset += search.length
end = document.cookie.indexOf(";", offset)
if(end == -1) end = document.cookie.length
return unescape(document.cookie.substring(offset, end))
}
else return ""
}
}
/////////////////////////////////////////////////////////
function initial() {
dStyle = detail.style;
CLD.SY.selectedIndex=tY-1900;
CLD.SM.selectedIndex=tM;
drawCld(tY,tM);
CLD.TZ.selectedIndex=getCookie("TZ");
changeTZ();
tick();
}
//--
/SCRIPT
SCRIPT language=VBScript
!--
'===== 算世界时间
Function TimeAdd(UTC,T)
Dim PlusMinus, DST, y
If Left(T,1)="-" Then PlusMinus = -1 Else PlusMinus = 1
UTC=Right(UTC,Len(UTC)-5)
UTC=Left(UTC,Len(UTC)-4)
y = Year(UTC)
TimeAdd=DateAdd("n", (Cint(Mid(T,2,2))*60 + Cint(Mid(T,4,2))) * PlusMinus, UTC)
'美国日光节约期间: 4月第一个星日00:00 至 10月最后一个星期日00:00
If Mid(T,6,1)="*" And DateSerial(y,4,(9 - Weekday(DateSerial(y,4,1)) mod 7) ) = TimeAdd And DateSerial(y,10,31 - Weekday(DateSerial(y,10,31))) = TimeAdd Then
TimeAdd=CStr(DateAdd("h", 1, TimeAdd))
tSave.innerHTML = "R"
Else
tSave.innerHTML = ""
End If
TimeAdd = CStr(TimeAdd)
End Function
'--
/SCRIPT
STYLE.todyaColor {
BACKGROUND-COLOR: aqua
}
/STYLE
SCRIPT language=JavaScript!--
if(navigator.appName == "Netscape" || parseInt(navigator.appVersion) 4)
document.write("h1你的浏览器无法执行此程序。/h1此程序在 IE4 以后的版本才能执行!!")
//--/SCRIPT
DIV id=detail style="POSITION: absolute"/DIV
CENTER
FORM name=CLD
TABLE
TBODY
TR
TD align=middle vAlign=topFONT color=#ff6633 size=3
SCRIPT language=JavaScript
var enabled = 0; today = new Date();
var day; var date;
if(today.getDay()==0) day = "星期日"
if(today.getDay()==1) day = "星期一"
if(today.getDay()==2) day = "星期二"
if(today.getDay()==3) day = "星期三"
if(today.getDay()==4) day = "星期四"
if(today.getDay()==5) day = "星期五"
if(today.getDay()==6) day = "星期六"
document.fgColor = "000000";
date = " 佛历 " + (today.getYear()+544) + " 年 " +
(today.getMonth() + 1 ) + "月 " + today.getDate() + "日 " +
day +"";
document.write(date)
/SCRIPT
/FONTBRFONT size=2 style="FONT-SIZE: 9pt"本地时间:/FONTBRFONT
color=#000080 face=Arial id=Clock size=4 align="center"/FONT
P!--时区 *表示自动调整为日光节约时间--FONT size=2 style="FONT-SIZE: 9pt"SELECT
name=TZ onchange=changeTZ() style="FONT-SIZE: 9pt" OPTION selected
value="-1200 安尼威土克、瓜甲兰"国际换日线OPTION value="-1100 中途岛、萨摩亚群岛"萨摩亚OPTION
value="-1000 夏威夷"夏威夷OPTION value=-0900*阿拉斯加阿拉斯加OPTION
value=-0800*太平洋时间(美加)、提亚纳太平洋OPTION value="-0700 亚历桑那"美国山区OPTION
value=-0700*山区时间(美加)美加山区OPTION value=-0600*萨克其万(加拿大)加拿大中部OPTION
value=-0600*墨西哥市、塔克西卡帕墨西哥OPTION value=-0600*中部时间(美加)美加中部OPTION
value=-0500*波哥大、里玛南美洲太平洋OPTION value=-0500*东部时间(美加)美加东部OPTION
value=-0500*印第安纳(东部)美东OPTION value=-0400*加拉卡斯、拉帕兹南美洲西部OPTION
value="-0400*大西洋时间 加拿大)"大西洋OPTION value="-0330 新岛(加拿大东岸)"纽芬兰OPTION
value="-0300 波西尼亚"东南美洲OPTION value="-0300 布鲁诺斯爱丽斯、乔治城"南美洲东部OPTION
value=-0200*大西洋中部大西洋中部OPTION value=-0100*亚速尔群岛、维德角群岛亚速尔OPTION
value="+0000 格林威治时间、都柏林、爱丁堡、伦敦"英国夏令OPTION
value="+0000 莫洛维亚(赖比瑞亚)、卡萨布兰卡"格林威治标准OPTION
value="+0100 巴黎、马德里"罗马OPTION value="+0100 布拉格, 华沙, 布达佩斯"中欧OPTION
value="+0100 柏林、斯德哥尔摩、罗马、伯恩、布鲁赛尔、维也纳"西欧OPTION
value="+0200 以色列"以色列OPTION value=+0200*东欧东欧OPTION
value=+0200*开罗埃及OPTION value=+0200*雅典、赫尔辛基、伊斯坦堡GFTOPTION
value=+0200*赫拉雷、皮托里南非OPTION
value=+0300*巴格达、科威特、奈洛比(肯亚)、里雅德(沙乌地)沙乌地阿拉伯OPTION
value=+0300*莫斯科、圣彼得堡、贺占、窝瓦格瑞德俄罗斯OPTION value=+0330*德黑兰伊朗OPTION
value=+0400*阿布达比(东阿拉伯)、莫斯凯、塔布理斯(乔治亚共和)阿拉伯OPTION
value=+0430*喀布尔阿富汗OPTION value="+0500 伊斯兰马巴德、克洛奇、伊卡特林堡、塔须肯"西亚OPTION
value="+0530 孟买、加尔各答、马垂斯、新德里、可伦坡"印度OPTION
value="+0600 阿马提、达卡"中亚OPTION value="+0700 曼谷、亚加达、胡志明市"曼谷OPTION
value="+0800 北京、重庆、黑龙江"中国OPTION value="+0800 台湾、香港、新加
怎么用java写日历
以下是两个类，请楼主分别存成两个java文件:
其中
MainFrame.java是显示日历程序，Clock.java是日历计算程序。编译后运行MainFrame这个类即可。
1.MainFrame.java
---
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.GridLayout;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.sql.Date;
import java.util.Calendar;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
public class MainFrame extends JFrame {
/** *//**
*
*/
private static final long serialVersionUID = 1L;
JPanel panel = new JPanel(new BorderLayout());
JPanel panel1 = new JPanel();
JPanel panel2 = new JPanel(new GridLayout(7, 7));
JPanel panel3 = new JPanel();
JLabel[] label = new JLabel[49];
JLabel y_label = new JLabel("年份");
JLabel m_label = new JLabel("月份");
JComboBox com1 = new JComboBox();
JComboBox com2 = new JComboBox();
int re_year, re_month;
int x_size, y_size;
String year_num;
Calendar now = Calendar.getInstance(); // 实例化Calendar
MainFrame() {
super("万年历");
setSize(300, 350);
x_size = (int) (Toolkit.getDefaultToolkit().getScreenSize().getWidth());
y_size = (int) (Toolkit.getDefaultToolkit().getScreenSize().getHeight());
setLocation((x_size - 300) / 2, (y_size - 350) / 2);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
panel1.add(y_label);
panel1.add(com1);
panel1.add(m_label);
panel1.add(com2);
for (int i = 0; i 49; i++) {
label[i] = new JLabel("", JLabel.CENTER);// 将显示的字符设置为居中
panel2.add(label[i]);
}
panel3.add(new Clock(this));
panel.add(panel1, BorderLayout.NORTH);
panel.add(panel2, BorderLayout.CENTER);
panel.add(panel3, BorderLayout.SOUTH);
panel.setBackground(Color.white);
panel1.setBackground(Color.white);
panel2.setBackground(Color.white);
panel3.setBackground(Color.white);
Init();
com1.addActionListener(new ClockAction());
com2.addActionListener(new ClockAction());
setContentPane(panel);
setVisible(true);
setResizable(false);
}
class ClockAction implements ActionListener {
public void actionPerformed(ActionEvent arg0) {
int c_year, c_month, c_week;
c_year = Integer.parseInt(com1.getSelectedItem().toString()); // 得到当前所选年份
c_month = Integer.parseInt(com2.getSelectedItem().toString()) - 1; // 得到当前月份，并减1,计算机中的月为0－11
c_week = use(c_year, c_month); // 调用函数use，得到星期几
Resetday(c_week, c_year, c_month); // 调用函数Resetday
}
}
public void Init() {
int year, month_num, first_day_num;
String log[] = { "日", "一", "二", "三", "四", "五", "六" };
for (int i = 0; i 7; i++) {
label[i].setText(log[i]);
}
for (int i = 0; i 49; i = i + 7) {
label[i].setForeground(Color.red); // 将星期日的日期设置为红色
}
for (int i = 6; i 49; i = i + 7) {
label[i].setForeground(Color.green);// 将星期六的日期设置为绿色
}
for (int i = 1; i 10000; i++) {
com1.addItem("" + i);
}
for (int i = 1; i 13; i++) {
com2.addItem("" + i);
}
month_num = (int) (now.get(Calendar.MONTH)); // 得到当前时间的月份
year = (int) (now.get(Calendar.YEAR)); // 得到当前时间的年份
com1.setSelectedIndex(year - 1); // 设置下拉列表显示为当前年
com2.setSelectedIndex(month_num); // 设置下拉列表显示为当前月
first_day_num = use(year, month_num);
Resetday(first_day_num, year, month_num);
}
public int use(int reyear, int remonth) {
int week_num;
now.set(reyear, remonth, 1); // 设置时间为所要查询的年月的第一天
week_num = (int) (now.get(Calendar.DAY_OF_WEEK));// 得到第一天的星期
return week_num;
}
@SuppressWarnings("deprecation")
public void Resetday(int week_log, int year_log, int month_log) {
int month_day_score; // 存储月份的天数
int count;
month_day_score = 0;
count = 1;
Date date = new Date(year_log, month_log + 1, 1); // now
Calendar cal = Calendar.getInstance();
cal.setTime(date);
cal.add(Calendar.MONTH, -1); // 前个月
month_day_score = cal.getActualMaximum(Calendar.DAY_OF_MONTH);// 最后一天
for (int i = 7; i 49; i++) { // 初始化标签
label[i].setText("");
}
week_log = week_log + 6; // 将星期数加6，使显示正确
month_day_score = month_day_score + week_log;
for (int i = week_log; i month_day_score; i++, count++) {
label[i].setText(count + "");
}
}
public static void main(String[] args) {
JFrame.setDefaultLookAndFeelDecorated(true);
new MainFrame();
}
}
2.Clock.java
-----
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.GridLayout;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.sql.Date;
import java.util.Calendar;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
//显示时间的类：Clock
/** *//**
* Clock.java
* Summary 数字时间显示
* Created on
* @author
* remark
*/
import java.awt.Canvas;
import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.text.SimpleDateFormat;
import java.util.Calendar;
class Clock extends Canvas implements Runnable{
/** *//**
*
*/
private static final long serialVersionUID = 3660124045489727166L;
MainFrame mf;
Thread t;
String time;
public Clock(MainFrame mf){
this.mf=mf;
setSize(280,40);
setBackground(Color.white);
t=new Thread(this); //实例化线程
t.start(); //调用线程
}
public void run(){
while(true){
try{
Thread.sleep(1000); //休眠1秒钟
}catch(InterruptedException e){
System.out.println("异常");
}
this.repaint(100);
}
}
public void paint(Graphics g){
Font f=new Font("宋体",Font.BOLD,16);
SimpleDateFormat SDF=new SimpleDateFormat("yyyy'年'MM'月'dd'日'HH:mm:ss");//格式化时间显示类型
Calendar now=Calendar.getInstance();
time=SDF.format(now.getTime()); //得到当前日期和时间
g.setFont(f);
g.setColor(Color.orange);
g.drawString(time,45,25);
}
}
java编写日历
我给你贴上我在java核心技术中看到的代码吧,当然没有输入年份和月份,是按照当前时间创建的,写有我写的注释,应该能看的懂
/*
* 2012年5月13日10:37:58
* 日历程序
* Function:
* 显示当前月份的日历
* 总结
* 1. 0-11分别代表1-12月
* 1-7分别代表周日-周六
* 2. 使用GregorianCalendar对象的get方法（参数）获取月，日，年等信息
* 3.
*/
import java.text.DateFormatSymbols;
import java.util.*;
public class CalendarTest {
public static void main(String[] args) {
//construct d as current date构造一个日期
GregorianCalendar d = new GregorianCalendar();
//获取今天是这个月的第几天
int today = d.get(Calendar.DAY_OF_MONTH); //Calendar.DAY_OF_MONTH作为参数调用，得到今天是这个月的第几天
int month = d.get(Calendar.MONTH); //月份
d.set(Calendar.DAY_OF_MONTH, 1); //设置d的日期是本月的1号
int weekDay = d.get(Calendar.DAY_OF_WEEK); //获取当天位于本星期的第几天，也就确定了星期几，值的范围是1-7
int firstDayOfWeek = d.getFirstDayOfWeek(); //获取一星期的第一天,我们得到的是Calendar.SUNDAY,因为我们一星期的第一天是周日
int indent = 0; //为了定位本月第一天，定义索引
while (weekDay != firstDayOfWeek) {
//注意，月份用0-11代表1-12月，为了清晰起见，使用常量代替，下面获取月份得到的实际是当前月-1的值，所以我们要加1
//System.out.printf("当前星期的第%d天,位于当月的第%d天, 现在是%d月\n",
// weekDay, d.get(Calendar.DAY_OF_MONTH), d.get(Calendar.MONTH)+1); //Test Code
indent++;//缩进个数+1
d.add(Calendar.DAY_OF_MONTH, -1);//当前天数-1，如果现在是1号，则执行本条代码后，时间变为上一个月最后一天
weekDay = d.get(Calendar.DAY_OF_WEEK); //重新获取当天位于本星期的第几天
}
String[] weekDayNames = new DateFormatSymbols().getShortWeekdays();//获取简短形式的星期字符串数组
//System.out.println(weekDayNames.length);getShortWeekdays()得到的数组的长度是8，下标为0的是没有值1为星期日...7为星期六
//注释代码1
//Java核心技术的代码
/*
do {
//System.out.printf("%4s", weekDayNames[weekDay]); //经过上面定义索引，weekDay代表的是本星期日
d.add(Calendar.DAY_OF_MONTH, 1); //天数加1
weekDay = d.get(Calendar.DAY_OF_WEEK); //重新获得weekDay的值
} while (weekDay != firstDayOfWeek); //当循环完一个星期后，这里判断不成立，退出循环
*/
//我写的代码，替换上面注释代码1
for (int i=1; iweekDayNames.length; i++)//打印星期标题
System.out.printf("%3s\t", weekDayNames[i]);//引号内是一个全角的空格，因为是中文版，不是书上英文环境,中文和空格对于不上,这里我们用\t解决
//System.out.printf("%3s ", weekDayNames[i]); //方式2
System.out.println();//换行
for (int i=1; i=indent; i++)//确定一星期的一天位置，利用上面indent
System.out.printf("\t");//如用方式2，则这里内容是四个全角空格
//实现输出日期
d.set(Calendar.MONTH, month);
d.set(Calendar.DAY_OF_MONTH, 1);
do {
//print day
int day = d.get(Calendar.DAY_OF_MONTH);
System.out.printf("%3d", day);
if (day == today)
System.out.print("*");
System.out.print("\t");
d.add(Calendar.DATE, 1);//天数加1
weekDay = d.get(Calendar.DAY_OF_WEEK);//刷新weekDay
if (weekDay == firstDayOfWeek) //如果这天等于星期天则换行
System.out.println();
} while (d.get(Calendar.MONTH) == month);
}
}
JAVA日历代码，怎么做？
import java.util.Date;
import java.util.Calendar;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.text.ParseException;
import java.awt.Color;
import java.awt.Font;
import java.awt.Point;
import java.awt.Dimension;
import java.awt.BorderLayout;
import java.awt.FlowLayout;
import java.awt.GridLayout;
import java.awt.Cursor;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JPanel;
import javax.swing.JLabel;
import javax.swing.JSpinner;
import javax.swing.SpinnerNumberModel;
import javax.swing.SwingUtilities;
import javax.swing.SwingConstants;
import javax.swing.event.ChangeListener;
import javax.swing.event.ChangeEvent;
import javax.swing.border.LineBorder;
/**
* @company:NEUSOFT
* @Title:日期选择控件
* @Description:在原有基础上修改了以下内容：
* 1. 将容器由Frame改为了Dialog，以便在基于对话框的程序中也能够使用
* 2. 将最小日期由1980改为了1950，考虑到目前球员的出生日期可能早于1980年
* 3. 将初始显示格式设置为 yyyy年MM月dd日 格式，原有的小时去掉了，不适合于出生日期字段
*/
public class DateChooserJButton extends JButton {
private DateChooser dateChooser = null;
private String preLabel = "";
public DateChooserJButton() {
this(getNowDate());
}
public DateChooserJButton(SimpleDateFormat df, String dateString) {
this();
setText(df, dateString);
}
public DateChooserJButton(Date date) {
this("", date);
}
public DateChooserJButton(String preLabel, Date date) {
if (preLabel != null)
this.preLabel = preLabel;
setDate(date);
setBorder(null);
setCursor(new Cursor(Cursor.HAND_CURSOR));
addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
if (dateChooser == null)
dateChooser = new DateChooser();
Point p = getLocationOnScreen();
p.y = p.y + 30;
dateChooser.showDateChooser(p);
}
});
}
private static Date getNowDate() {
return Calendar.getInstance().getTime();
}
private static SimpleDateFormat getDefaultDateFormat() {
return new SimpleDateFormat("yyyy年MM月dd日");
}
// 覆盖父类的方法
public void setText(String s) {
Date date;
try {
date = getDefaultDateFormat().parse(s);
} catch (ParseException e) {
date = getNowDate();
}
setDate(date);
}
public void setText(SimpleDateFormat df, String s) {
Date date;
try {
date = df.parse(s);
} catch (ParseException e) {
date = getNowDate();
}
setDate(date);
}
public void setDate(Date date) {
super.setText(preLabel + getDefaultDateFormat().format(date));
}
public Date getDate() {
String dateString = this.getText().substring(preLabel.length());
try {
return getDefaultDateFormat().parse(dateString);
} catch (ParseException e) {
return getNowDate();
}
}
public String getDateString()
{
Date birth =getDate();
DateFormat formatDate = new SimpleDateFormat("yyyy-MM-dd");
return formatDate.format(birth).toString();
//return this.getText().substring(preLabel.length());
}
// 覆盖父类的方法使之无效
//public void addActionListener(ActionListener listener) {
//}
private class DateChooser extends JPanel implements ActionListener,
ChangeListener {
int startYear = 1950; // 默认【最小】显示年份
int lastYear = 2050; // 默认【最大】显示年份
int width = 200; // 界面宽度
int height = 200; // 界面高度
Color backGroundColor = Color.gray; // 底色
// 月历表格配色----------------//
Color palletTableColor = Color.white; // 日历表底色
Color todayBackColor = Color.orange; // 今天背景色
Color weekFontColor = Color.blue; // 星期文字色
Color dateFontColor = Color.black; // 日期文字色
Color weekendFontColor = Color.red; // 周末文字色
// 控制条配色------------------//
Color controlLineColor = Color.pink; // 控制条底色
Color controlTextColor = Color.white; // 控制条标签文字色
Color rbFontColor = Color.white; // RoundBox文字色
Color rbBorderColor = Color.red; // RoundBox边框色
Color rbButtonColor = Color.pink; // RoundBox按钮色
Color rbBtFontColor = Color.red; // RoundBox按钮文字色
JDialog dialog;
JSpinner yearSpin;
JSpinner monthSpin;
JSpinner hourSpin;
JButton[][] daysButton = new JButton[6][7];
DateChooser() {
setLayout(new BorderLayout());
setBorder(new LineBorder(backGroundColor, 2));
setBackground(backGroundColor);
JPanel topYearAndMonth = createYearAndMonthPanal();
add(topYearAndMonth, BorderLayout.NORTH);
JPanel centerWeekAndDay = createWeekAndDayPanal();
add(centerWeekAndDay, BorderLayout.CENTER);
}
private JPanel createYearAndMonthPanal() {
Calendar c = getCalendar();
int currentYear = c.get(Calendar.YEAR);
int currentMonth = c.get(Calendar.MONTH) + 1;
int currentHour = c.get(Calendar.HOUR_OF_DAY);
JPanel result = new JPanel();
result.setLayout(new FlowLayout());
result.setBackground(controlLineColor);
yearSpin = new JSpinner(new SpinnerNumberModel(currentYear,
startYear, lastYear, 1));
yearSpin.setPreferredSize(new Dimension(48, 20));
yearSpin.setName("Year");
yearSpin.setEditor(new JSpinner.NumberEditor(yearSpin, "####"));
yearSpin.addChangeListener(this);
result.add(yearSpin);
JLabel yearLabel = new JLabel("年");
yearLabel.setForeground(controlTextColor);
result.add(yearLabel);
monthSpin = new JSpinner(new SpinnerNumberModel(currentMonth, 1,
12, 1));
monthSpin.setPreferredSize(new Dimension(35, 20));
monthSpin.setName("Month");
monthSpin.addChangeListener(this);
result.add(monthSpin);
JLabel monthLabel = new JLabel("月");
monthLabel.setForeground(controlTextColor);
result.add(monthLabel);
hourSpin = new JSpinner(new SpinnerNumberModel(currentHour, 0, 23,
1));
hourSpin.setPreferredSize(new Dimension(35, 20));
hourSpin.setName("Hour");
hourSpin.addChangeListener(this);
result.add(hourSpin);
JLabel hourLabel = new JLabel("时");
hourLabel.setForeground(controlTextColor);
result.add(hourLabel);
return result;
}
private JPanel createWeekAndDayPanal() {
String colname[] = { "日", "一", "二", "三", "四", "五", "六" };
JPanel result = new JPanel();
// 设置固定字体，以免调用环境改变影响界面美观
result.setFont(new Font("宋体", Font.PLAIN, 12));
result.setLayout(new GridLayout(7, 7));
result.setBackground(Color.white);
JLabel cell;
for (int i = 0; i 7; i++) {
cell = new JLabel(colname[i]);
cell.setHorizontalAlignment(JLabel.RIGHT);
if (i == 0 || i == 6)
cell.setForeground(weekendFontColor);
else
cell.setForeground(weekFontColor);
result.add(cell);
}
int actionCommandId = 0;
for (int i = 0; i 6; i++)
for (int j = 0; j 7; j++) {
JButton numberButton = new JButton();
numberButton.setBorder(null);
numberButton.setHorizontalAlignment(SwingConstants.RIGHT);
numberButton.setActionCommand(String
.valueOf(actionCommandId));
numberButton.addActionListener(this);
numberButton.setBackground(palletTableColor);
numberButton.setForeground(dateFontColor);
if (j == 0 || j == 6)
numberButton.setForeground(weekendFontColor);
else
numberButton.setForeground(dateFontColor);
daysButton[i][j] = numberButton;
result.add(numberButton);
actionCommandId++;
}
return result;
}
private JDialog createDialog(JDialog owner) {
JDialog result = new JDialog(owner, "日期时间选择", true);
result.setDefaultCloseOperation(JDialog.HIDE_ON_CLOSE);
result.getContentPane().add(this, BorderLayout.CENTER);
result.pack();
result.setSize(width, height);
return result;
}
void showDateChooser(Point position) {
JDialog owner = (JDialog) SwingUtilities
.getWindowAncestor(DateChooserJButton.this);
if (dialog == null || dialog.getOwner() != owner)
dialog = createDialog(owner);
dialog.setLocation(getAppropriateLocation(owner, position));
flushWeekAndDay();
dialog.setVisible(true);
}
Point getAppropriateLocation(JDialog owner, Point position) {
Point result = new Point(position);
Point p = owner.getLocation();
int offsetX = (position.x + width) - (p.x + owner.getWidth());
int offsetY = (position.y + height) - (p.y + owner.getHeight());
if (offsetX 0) {
result.x -= offsetX;
}
if (offsetY 0) {
result.y -= offsetY;
}
return result;
}
private Calendar getCalendar() {
Calendar result = Calendar.getInstance();
result.setTime(getDate());
return result;
}
private int getSelectedYear() {
return ((Integer) yearSpin.getValue()).intValue();
}
private int getSelectedMonth() {
return ((Integer) monthSpin.getValue()).intValue();
}
private int getSelectedHour() {
return ((Integer) hourSpin.getValue()).intValue();
}
private void dayColorUpdate(boolean isOldDay) {
Calendar c = getCalendar();
int day = c.get(Calendar.DAY_OF_MONTH);
c.set(Calendar.DAY_OF_MONTH, 1);
int actionCommandId = day - 2 + c.get(Calendar.DAY_OF_WEEK);
int i = actionCommandId / 7;
int j = actionCommandId % 7;
if (isOldDay)
daysButton[i][j].setForeground(dateFontColor);
else
daysButton[i][j].setForeground(todayBackColor);
}
private void flushWeekAndDay() {
Calendar c = getCalendar();
c.set(Calendar.DAY_OF_MONTH, 1);
int maxDayNo = c.getActualMaximum(Calendar.DAY_OF_MONTH);
int dayNo = 2 - c.get(Calendar.DAY_OF_WEEK);
for (int i = 0; i 6; i++) {
for (int j = 0; j 7; j++) {
String s = "";
if (dayNo = 1 dayNo = maxDayNo)
s = String.valueOf(dayNo);
daysButton[i][j].setText(s);
dayNo++;
}
}
dayColorUpdate(false);
}
public void stateChanged(ChangeEvent e) {
JSpinner source = (JSpinner) e.getSource();
Calendar c = getCalendar();
if (source.getName().equals("Hour")) {
c.set(Calendar.HOUR_OF_DAY, getSelectedHour());
setDate(c.getTime());
return;
}
dayColorUpdate(true);
if (source.getName().equals("Year"))
c.set(Calendar.YEAR, getSelectedYear());
else
// (source.getName().equals("Month"))
c.set(Calendar.MONTH, getSelectedMonth() - 1);
setDate(c.getTime());
flushWeekAndDay();
}
public void actionPerformed(ActionEvent e) {
JButton source = (JButton) e.getSource();
if (source.getText().length() == 0)
return;
dayColorUpdate(true);
source.setForeground(todayBackColor);
int newDay = Integer.parseInt(source.getText());
Calendar c = getCalendar();
c.set(Calendar.DAY_OF_MONTH, newDay);
setDate(c.getTime());
}
}
}
这是一个专门的选日期的类 ，你看看完了调用就行了
用java写个日历程序怎么写，请给出详细步骤，谢谢
随便做了一个，其实一楼网友说的判断哪些30天，是否闰年什么的没必要，看代码：
package com.baidu.calendar;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.FlowLayout;
import java.awt.Font;
import java.awt.GridLayout;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.border.CompoundBorder;
import javax.swing.border.EmptyBorder;
import javax.swing.border.LineBorder;
public class CalendarInterface extends JFrame {
private static final long serialVersionUID = 1L;
private JComboBox yearBox, monthBox;
private static final int YEAR_RANGE = 50; // 年份范围，即往前往后各推多少年
private JPanel topPane, contentPane;
private JPanel bottomPane, bottomTopPane, mainPane;
private JLabel dateLabel;
private boolean init = false;
private Calendar cal;
private static final Calendar NOW = Calendar.getInstance();
private static final String[] DAY_OF_WEEK = {"星期日", "星期一", "星期二",
"星期三", "星期四", "星期五", "星期六"};
private DateFormat df = new SimpleDateFormat("yyyy年MM月");
private static final Color FONT_GRAY = new Color(0xaa, 0xaa, 0xaa);
private static final int DATE_GRAY = -1;
private static final int DATE_RED = 1;
private static final int DATE_BLACK = 0;
public CalendarInterface() {
super("日历");
cal = Calendar.getInstance();
cal.setFirstDayOfWeek(Calendar.SUNDAY);
}
public void launch() {
setVisible(true);
setSize(600, 450);
setDefaultCloseOperation(EXIT_ON_CLOSE);
// 主面板
contentPane = new JPanel(new BorderLayout());
contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
contentPane.setBackground(Color.WHITE);
// 顶部选择日期和月份的区域
topPane = new JPanel(new FlowLayout(FlowLayout.CENTER, 50, 0)); // 居中对齐，控件间隔50px
topPane.setBorder(new EmptyBorder(0, 0, 10, 0)); // 底部空出10px
topPane.setBackground(Color.WHITE);
// 底部显示星期条和日历列表区域
bottomPane = new JPanel(new BorderLayout());
bottomPane.setBorder(new LineBorder(Color.BLACK, 1));
// 星期条
bottomTopPane = new JPanel(new GridLayout(1, 7));
bottomTopPane.setBackground(new Color(0x55, 0x55, 0x55));
// 日期列表
mainPane = new JPanel();
mainPane.setLayout(new GridLayout(0, 7)); // 列数为7，行数自动填充
for(int i = Calendar.SUNDAY; i = Calendar.SATURDAY; i ++) {
bottomTopPane.add(createDay(DAY_OF_WEEK[i - 1]));
}
bottomPane.add(bottomTopPane, BorderLayout.NORTH); // 星期栏放在顶部
// 年份下拉列表
yearBox = new JComboBox();
int currentYear = cal.get(Calendar.YEAR);
// 年份范围为往前往后各推50年
for(int i = currentYear - YEAR_RANGE; i currentYear + YEAR_RANGE + 1; i ++) {
yearBox.addItem(i);
}
yearBox.addItemListener(new ItemListener() {
@Override
public void itemStateChanged(ItemEvent e) {
if(ItemEvent.SELECTED == e.getStateChange()) {
reset(); // 选择后刷新布局
}
}
});
yearBox.setSelectedIndex(YEAR_RANGE); // 默认选中当前年份
String months[] = {"1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12"};
// 月份下拉列表
monthBox = new JComboBox(months);
monthBox.addItemListener(new ItemListener() {
@Override
public void itemStateChanged(ItemEvent e) {
if(ItemEvent.SELECTED == e.getStateChange()) {
reset(); //刷新布局
}
}
});
monthBox.setSelectedIndex(cal.get(Calendar.MONTH)); // 选择当前月份
// 显示当前年月的控件
this.dateLabel = new JLabel(df.format(cal.getTime()));
topPane.add(yearBox);
topPane.add(monthBox);
topPane.add(dateLabel);
contentPane.add(topPane, BorderLayout.NORTH);
bottomPane.add(mainPane, BorderLayout.CENTER);
contentPane.add(bottomPane, BorderLayout.CENTER);
setContentPane(contentPane);
validate();
init = true; // 初始化完成
reset(); // 刷新界面
setLocationRelativeTo(null); // 居中显示
}
public static void main(String[] args) {
new CalendarInterface().launch();
}
private void reset() { // 每次年份或月份改变后则日历重新排列
if(!init) { // 若未初始化则返回，避免设置默认年月时调用此方法出错
return;
}
int year = (Integer) yearBox.getSelectedItem();
int month = Integer.parseInt((String) monthBox.getSelectedItem());
// 将日期设置为本月第一天
cal.set(Calendar.YEAR, year);
cal.set(Calendar.MONTH, month - 1);
cal.set(Calendar.DATE, 1);
dateLabel.setText(df.format(cal.getTime())); // 显示年月
mainPane.removeAll(); // 清空日历列表
// 判断本月第一天是星期几，在第一天之前增加空的日历
int startDayOfWeek = cal.get(Calendar.DAY_OF_WEEK);
int i;
// 先设置为本周属于上个月的几天，置灰显示
cal.add(Calendar.DATE, -(startDayOfWeek - Calendar.SUNDAY) - 1);
for(i = Calendar.SUNDAY; i startDayOfWeek; i ++) {
cal.add(Calendar.DATE, 1);
int date = cal.get(Calendar.DATE);
mainPane.add(createDate(Integer.toString(date), DATE_GRAY));
}
i = startDayOfWeek;
// 重新初始化为本月第一天
cal.set(Calendar.MONTH, month - 1);
cal.set(Calendar.DATE, 1);
int maxDate = cal.getActualMaximum(Calendar.DATE); // 本月最多的天数（不用再去判断是否闰年了）
for(int j = 1; j = maxDate; j ++) {
cal.set(Calendar.DATE, j); // 日期一直自增，用来判断是否是今天
JLabel jlDate = null;
if(isToday()) { // 是今天则高亮显示
jlDate = createDate(Integer.toString(j), DATE_RED);
} else { // 不是今天则显示为普通颜色
jlDate = createDate(Integer.toString(j));
}
mainPane.add(jlDate);
}
// 最后一周把不属于本月的几天用灰色控件填充
int lastDay = cal.get(Calendar.DAY_OF_WEEK);
for(i = lastDay; i Calendar.SATURDAY; i ++) {
cal.add(Calendar.DATE, 1);
int date = cal.get(Calendar.DATE);
mainPane.add(createDate(Integer.toString(date), DATE_GRAY));
}
mainPane.validate();
}
private JLabel createDate(String date) {
return createDate(date, DATE_BLACK);
}
// 创建日期控件
private JLabel createDate(String date, int dateColor) {
JLabel label = new JLabel(date, JLabel.CENTER);
CompoundBorder border = new CompoundBorder(
new LineBorder(Color.WHITE, 1),
new EmptyBorder(10, 10, 10, 10));
label.setBorder(border);
Font font = new Font("Arial", Font.BOLD, 30);
if(DATE_GRAY == dateColor) { // 如果不是本月则文字置灰
label.setForeground(FONT_GRAY);
} else if(DATE_RED == dateColor) { // 如果是今天则高亮显示
label.setForeground(Color.RED);
}
label.setFont(font);
return label;
}
// 创建星期几的横条
private JLabel createDay(String day) {
JLabel jlDay = new JLabel(day, JLabel.CENTER);
jlDay.setBorder(new EmptyBorder(5, 5, 5, 5));
jlDay.setBackground(Color.GRAY);
jlDay.setForeground(Color.WHITE);
return jlDay;
}
// 判断是否今天
private boolean isToday() {
return cal.get(Calendar.YEAR) == NOW.get(Calendar.YEAR)
cal.get(Calendar.MONTH) == NOW.get(Calendar.MONTH)
cal.get(Calendar.DATE) == NOW.get(Calendar.DATE);
}
}
java语言编写日历
import java.util.*;
public class calendar
{
public static void main(String[] args)
{
new calendar().makeCalendar();
}
public void makeCalendar()
{
int i;
int j;
int year = 0;
int month = 0;
int week = 0;
int totalDay = 0;
Scanner scanner = new Scanner(System.in);
Calendar ca = Calendar.getInstance();
printAsterisk();
System.out.print("欢 迎 使 用 万 年 历");
printAsterisk();
System.out.print("\n\n请输入年份:");
year = scanner.nextInt();
System.out.print("\n\n请输入月份:");
month = scanner.nextInt() ;
ca.set(year, month - 1,1);
week = ca.get(Calendar.DAY_OF_WEEK)-1;//获取输入月第一天是星期几
if( month != 2)
totalDay = calculatetotalDay(year , month);
else
{
if(judgeLeap_year(year))
totalDay = calculatetotalDay(year , month) + 1;//如果是闰年，加一天
else
totalDay = calculatetotalDay(year , month);
}
System.out.println("\n\n\n星期日\t星期一\t星期二\t星期三\t星期四\t星期五\t星期六");
for(i = 0;i week;i++)
{
System.out.print("\t");
}
for( i = 1; i (8 - week);i++)
System.out.print(i + "\t");
for( i = (8 - week),j = 0;i = totalDay;i++,j++)
{
if(j % 7 == 0)
System.out.println();
System.out.print(i+"\t");
}
}
public void printAsterisk()
{
int i;
for( i = 0 ; i 18;i++)
System.out.print("*");
}
//获取输入月的天数
public int calculatetotalDay(int year ,int month)
{
int result = 0;
switch (month)
{
case 1:
case 3:
case 5:
case 7:
case 8:
case 10:
case 12: result = 31;
break;
case 4:
case 6:
case 9:
case 11:result = 30;
break;
default:result = 28;
break;
}
return result;
}
//判断闰年
public boolean judgeLeap_year(int year)
{
if((year % 4 == 0 year % 100 != 0) || year % 400 == 0)
return true;
else
return false;
}
}
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