calenderJS.js
/*
* author: misshjn
* email: [email protected]
* homepage: www.happyshow.org
* createDate: 2007-02-23
*/
function HS_DateAdd(interval,number,date){
number = parseInt(number);
if (typeof(date)=="string"){var date = new Date(date.split("-")[0],date.split("-")[1],date.split("-")[2])}
if (typeof(date)=="object"){var date = date}
switch(interval){
case "y":return new Date(date.getFullYear()+number,date.getMonth(),date.getDate()); break;
case "m":return new Date(date.getFullYear(),date.getMonth()+number,checkDate(date.getFullYear(),date.getMonth()+number,date.getDate())); break;
case "d":return new Date(date.getFullYear(),date.getMonth(),date.getDate()+number); break;
case "w":return new Date(date.getFullYear(),date.getMonth(),7*number+date.getDate()); break;
}
}
function checkDate(year,month,date){
var enddate = ["31","28","31","30","31","30","31","31","30","31","30","31"];
var returnDate = "";
if (year%4==0){enddate[1]="29"}
if (date>enddate[month]){returnDate = enddate[month]}else{returnDate = date}
return returnDate;
}
function WeekDay(date){
var theDate;
if (typeof(date)=="string"){theDate = new Date(date.split("-")[0],date.split("-")[1],date.split("-")[2]);}
if (typeof(date)=="object"){theDate = date}
return theDate.getDay();
}
function HS_calender(){
var lis = "";
var style = "";
/*可以把下面的css剪切出去獨立一個css文件*/
style +="";
var now;
if (typeof(arguments[0])=="string"){
selectDate = arguments[0].split("-");
var year = selectDate[0];
var month = parseInt(selectDate[1])-1+"";
var date = selectDate[2];
now = new Date(year,month,date);
}else if (typeof(arguments[0])=="object"){
now = arguments[0];
}
var lastMonthEndDate = HS_DateAdd("d","-1",now.getFullYear()+"-"+now.getMonth()+"-01").getDate();
var lastMonthDate = WeekDay(now.getFullYear()+"-"+now.getMonth()+"-01");
var thisMonthLastDate = HS_DateAdd("d","-1",now.getFullYear()+"-"+(parseInt(now.getMonth())+1).toString()+"-01");
var thisMonthEndDate = thisMonthLastDate.getDate();
var thisMonthEndDay = thisMonthLastDate.getDay();
var todayObj = new Date();
today = todayObj.getFullYear()+"-"+todayObj.getMonth()+"-"+todayObj.getDate();
for (i=0; i" + lis;
lastMonthEndDate--;
}
for (i=1; i<=thisMonthEndDate; i++){ // Current Month's Date
if(today == now.getFullYear()+"-"+now.getMonth()+"-"+i){
var todayString = now.getFullYear()+"-"+(parseInt(now.getMonth())+1).toString()+"-"+i;
lis += ""+i+"";
}else{
lis += ""+i+"";
}
}
var j=1;
for (i=thisMonthEndDay; i<6; i++){ // Next Month's Date
lis += ""+j+"";
j++;
}
lis += style;
var CalenderTitle = "»";
CalenderTitle += "«";
CalenderTitle += ""+now.getFullYear()+"年"+(parseInt(now.getMonth())+1).toString()+"月";
if (arguments.length>1){
arguments[1].parentNode.parentNode.getElementsByTagName("ul")[1].innerHTML = lis;
arguments[1].parentNode.innerHTML = CalenderTitle;
}else{
var CalenderBox = style+"";
return CalenderBox;
}
}
function _selectThisDay(d){
var boxObj = d.parentNode.parentNode.parentNode.parentNode.parentNode;
boxObj.targetObj.value = d.title;
boxObj.parentNode.removeChild(boxObj);
}
function closeCalender(d){
var boxObj = d.parentNode.parentNode.parentNode;
boxObj.parentNode.removeChild(boxObj);
}
function CalenderselectYear(obj){
var opt = "";
var thisYear = obj.innerHTML;
for (i=1970; i<=2020; i++){
if (i==thisYear){
opt += ""+i+"";
}else{
opt += ""+i+"";
}
}
opt = "";
obj.parentNode.innerHTML = opt;
}
function selectThisYear(obj){
HS_calender(obj.value+"-"+obj.parentNode.parentNode.getElementsByTagName("span")[1].getElementsByTagName("a")[0].innerHTML+"-1",obj.parentNode);
}
function CalenderselectMonth(obj){
var opt = "";
var thisMonth = obj.innerHTML;
for (i=1; i<=12; i++){
if (i==thisMonth){
opt += ""+i+"";
}else{
opt += ""+i+"";
}
}
opt = "";
obj.parentNode.innerHTML = opt;
}
function selectThisMonth(obj){
HS_calender(obj.parentNode.parentNode.getElementsByTagName("span")[0].getElementsByTagName("a")[0].innerHTML+"-"+obj.value+"-1",obj.parentNode);
}
function HS_setDate(inputObj){
var calenderObj = document.createElement("span");
calenderObj.innerHTML = HS_calender(new Date());
calenderObj.style.position = "absolute";
calenderObj.targetObj = inputObj;
inputObj.parentNode.insertBefore(calenderObj,inputObj.nextSibling);
}
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