JS代码

var Calendar = function( instanceId, language, startYear, endYear ){
	if( typeof instanceId == "string" ){
		this.Date  	= new Date();
		this.Year  	= this.Date.getFullYear();
		this.Month 	= this.Date.getMonth();
		this.Week	= this.Date.getDay();
		this.Today	= this.Date.getDate();
		
		this.InstanceId = instanceId;
		this.Language	= language 	|| 1;
		this.StartYear	= startYear || this.Year - 20;
		this.EndYear	= endYear 	|| this.Year + 1;
		
		// If instance is input[type='text'] object
		this.popContainer_id =  'popCalendarContainer';
		
		// Message store
		this.msgStore = [];
		
		this.caleContainer_id = 'calendarContainer';
		this.caleTop = {
			today_view_id:		'calendarTodayView',
			week_view_id:		'calendarWeekView',
			lq_year_id:			'linkQuickYear',
			lq_month_id:		'linkQuickMonth',
			sq_year_id:			'selectQuickYear',
			sq_month_id:		'selectQuickMonth',
			close_id:			'calendarClose',
			prev_month_id:		'toPrevMonth',
			back_today_id:		'backToday',
			next_month_id:		'toNextMonth'
		}
		this.daysContainer_id = 'calendarDaysContainer';
		this.msgContainer_id = 'calendarTipsContainer';
		
		this.curDayClass = 		'calendarCurrentDay';
		this.tipDayClass =		'calendarTipDay';
		this.oldTipDayClass =	'calendarOldTipDay';
	}
};
/* Calendar language */
Calendar.lang = {
  weeks:  	[
  				["   ", "   ", "   ", "   ", "   ", "   ", "   "],
  				["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"]
  			],        
  weeksMenu:[
	 			[" "," "," "," "," "," "," "],
	       		["SUN","MON","TUR","WED","THU","FRI","SAT"]
          	]
};
/* Create calendar element */
Calendar.prototype._getViewElement = function(){
	// Create page html element
	var caleElem = "";
		// Create Start
		caleElem+= '<div id='+this.caleContainer_id+'>';
		
		// <Top>
		caleElem+= '<div id="calendarTopContainer"><table cellpadding="0" cellspacing="0"><tr>';
		
		// Top day view
		caleElem+= '<td id='+this.caleTop.today_view_id+'></td>';
		
		// Link or select control
		caleElem+= '<td>';
		caleElem+= '<div id='+this.caleTop.week_view_id+'></div>';
		caleElem+= '<table id="calendarYearMonthContainer" cellpadding="0" cellspacing="0">';
		caleElem+= '<tr>';
		caleElem+= '<td>';
		caleElem+= '<a id='+this.caleTop.lq_year_id+' href="javascript:void(0);"></a>';
		caleElem+= '<select id='+this.caleTop.sq_year_id+'></select>';
		caleElem+= '</td>';
		caleElem+= '<td>.</td>';
		caleElem+= '<td>';
		caleElem+= '<a id='+this.caleTop.lq_month_id+' href="javascript:void(0);"></a>';
		caleElem+= '<select id='+this.caleTop.sq_month_id+'></select>';
		caleElem+= '</td>';
		caleElem+= '</tr>';
		caleElem+= '</table>';
		caleElem+= '</td>';
		
		// Quick control
		caleElem+= '<td>';
		caleElem+= '<div id="calendarCloseContainer">';
		caleElem+= '<a id='+this.caleTop.close_id+' href="javascript:void(0);">x</a>';
		caleElem+= '</div>';
		
		caleElem+= '<div id="calendarQuickContainer">';
		caleElem+= '<a id='+this.caleTop.prev_month_id+' href="javascript:void(0);">&laquo;</a>';
		caleElem+= '<a id='+this.caleTop.back_today_id+' href="javascript:void(0);">&nbsp;</a>';
		caleElem+= '<a id='+this.caleTop.next_month_id+' href="javascript:void(0);">&raquo;</a>';
		caleElem+= '</div>';
		caleElem+= '</td>';
		
		caleElem+= '</tr></table cellpadding="0" cellspacing="0"></div>';
		// </Top>
		
		// <Calendar View>
		caleElem+= '<div id="calendarMainContainer">';
		// Week menu
		caleElem+= '<div id="calendarWeeksContainer">';
		for(var i = 0; i < 7; i ++){
		caleElem+= '<span>'+Calendar.lang["weeksMenu"][this.Language][i]+'</span>';
		}
		caleElem+= '</div>';
		
		// Days view
		caleElem+= '<table id='+this.daysContainer_id+' cellpadding="0" cellspacing="0">';
		for(var tr = 0; tr < 6; tr ++){
		caleElem+= '<tr>';
		for(var td = 0; td < 7; td ++){
		caleElem+= '<td><span></span></td>';
		}
		caleElem+= '</tr>';
		}
		caleElem+= '</table>';
		
		caleElem+= '</div>';
		// </Calendar View>

		caleElem+= '</div>';
		
		caleElem+= '<div id='+this.msgContainer_id+'></div>';
		
	return caleElem;
};
/* Get Month Data */
Calendar.prototype._getMonthViewArray = function( year, month ){
	var monthArray = [];
	// From the beginning day of the week
	var beginDayOfWeek = new Date( year, month, 1).getDay();
	
	// This month total days
	var daysOfMonth = new Date( year, month + 1, 0).getDate();
	
	// 42: 7*6 matrix 
	for( var i = 0; i < 42; i ++ )
	  monthArray[i] = "&nbsp;";
	  
	for( var j = 0; j < daysOfMonth; j ++ )
		monthArray[j + beginDayOfWeek] = j + 1 ;
		
	return monthArray;
};
/* Search the index of option in the select */
Calendar.prototype._getOptionIndex = function( selectObject, value ){
	for( var j = 0; j < selectObject.options.length; j ++ ){
		if( value == selectObject.options[j].value )
			return j;
	}
};
/* Bind year data into 'Year select' */
Calendar.prototype._bindYearIntoSelect = function(){
	var oYear = this.find( this.caleTop.sq_year_id );
	var oYearLen = 0;
	for( var i = this.StartYear; i <= this.EndYear; i ++, oYearLen ++ )
		oYear.options[oYearLen] = new Option( i , i );
};
/* Bind Month data into 'Month select' */
Calendar.prototype._bindMonthIntoSelect = function(){
	var oMonth = this.find( this.caleTop.sq_month_id );
	var oMonthLen = 0;
	for( var i = 0; i < 12; i ++, oMonthLen ++ )
		oMonth.options[oMonthLen] = new Option( i + 1 , i + 1 );
};
/* Bind data */
Calendar.prototype._bindAllData = function( curYear, curMonth ){
	var cr = this;
	// Bind default Data into 'select:Year' 
	this._bindYearIntoSelect();
	
	// Bind default Data into 'select:Month'
 	this._bindMonthIntoSelect();
 	
	// Change the 'select:Year' and 'select:Month' value 
	this.changeSelectValue( curYear, curMonth );
 	
 	// Bind default data into 'current day view and current week view'
	this.find( this.caleTop.week_view_id ).innerHTML  = Calendar.lang['weeks'][this.Language][this.Week];
	this.find( this.caleTop.today_view_id ).innerHTML = this.Today;
 	
 	// Get days and bind into 'CalendarMain'
	// Add current day class and mouse event
 	var daysOfMonthArray = this._getMonthViewArray( curYear, curMonth );
	var spans = this.find( this.daysContainer_id, "span" );
	var curYMD = this.Year + "" + ( this.Month + 1 ) + "" + this.Today;
	var selectYear  = this.find( this.caleTop.sq_year_id ).value;
	var selectMonth = this.find( this.caleTop.sq_month_id ).value;
	for( var i = 0; i < spans.length; i ++ ){
		spans[i].innerHTML = daysOfMonthArray[i];
		var selectYMD = selectYear + "" + selectMonth + "" + spans[i].innerHTML;
		if( curYMD == selectYMD )
			spans[i].className = this.curDayClass;
		else
			spans[i].className = "";
	}
	// If not some days has pop message
	if( this.msgStore != "" )
		this._initPopMsg( this.msgStore );
}
/* Bind event */
Calendar.prototype._bindAllEvent = function(){
	var cr = this;
	// 'toPrevMonth, toNextMonth, backToday, today view' event
	this.find( this.caleTop.prev_month_id ).onclick = function(){ cr.goPrevOrNextMonth(this); };
	this.find( this.caleTop.next_month_id ).onclick = function(){ cr.goPrevOrNextMonth(this); };
	this.find( this.caleTop.back_today_id ).onclick	= function(){ cr.backToday(); };
	this.find( this.caleTop.today_view_id ).onclick = function(){ cr.backToday(); };
	
	// 'year and month select' onchange event
	this.find( this.caleTop.sq_year_id ).onchange   = function(){ cr.updateSelect(); };
	this.find( this.caleTop.sq_month_id ).onchange	= function(){ cr.updateSelect(); };
	
	// Quick link event
	this.find( this.caleTop.lq_year_id ).onclick  = function(){ 
		cr.showHide( cr.caleTop.lq_year_id, "none" );
		cr.showHide( cr.caleTop.sq_year_id, "block" );
	};
	this.find( this.caleTop.lq_month_id ).onclick = function(){ 
		cr.showHide( cr.caleTop.lq_month_id, "none" );
		cr.showHide( cr.caleTop.sq_month_id, "block" );
	};
	
	// Remove the link dotted line
	var oLink = this.find( this.caleContainer_id, "a" )
	for( var i = 0; i < oLink.length; i ++ ){
		oLink[i].onfocus  = function(){ this.blur(); }
	}
}
/* Bind calendar for calendar view */
Calendar.prototype._initCalendar = function(){
	this._bindAllEvent();
	this._bindAllData( this.Year, this.Month );
};
/* Change the quick select value */
Calendar.prototype.changeSelectValue = function( year, month ){
	var ymArray = [], selectArray = [], linkArray = [];
	// Store the 'year' and 'month' to Array
	ymArray[0] = year; ymArray[1] = month + 1;
	
	// Store the 'selectYear_id' and 'selectMonth_id' to Array
	selectArray[0] = this.caleTop.sq_year_id; selectArray[1] = this.caleTop.sq_month_id;
	
	linkArray[0] = this.caleTop.lq_year_id; linkArray[1] = this.caleTop.lq_month_id;
	
	for( var i = 0; i < selectArray.length; i ++ ){
		var selectObject = this.find( selectArray[i] );
		// Get the return index
		var index = this._getOptionIndex( selectObject, ymArray[i] );
		// Reset the 'year', 'month' select and link value
		selectObject.options[index].selected = "selected";
		
		this.find( linkArray[i] ).innerHTML = selectObject.value;
	}
	
	this.resetLinkSelect();
};
/* Search next or previons month */
Calendar.prototype.goPrevOrNextMonth = function( obj ){
	var curMonthSelect = this.find( this.caleTop.sq_month_id );
	var curMonth = parseInt( curMonthSelect.value );
	var curYear  = this.find( this.caleTop.sq_year_id ).value;
	// If 'next' get current month select + 1
	// If 'prev' get current month select - 1
	if( obj.id == this.caleTop.next_month_id )
		curMonthSelect.value = curMonth + 1;
	else
		curMonthSelect.value = curMonth - 1;
		
	var getNowMonth = curMonthSelect.value - 1;
	if( getNowMonth == -1 && curMonth == 1) 	getNowMonth = 0;
	if( getNowMonth == -1 && curMonth == 12 ) 	getNowMonth = 11;
	
	this._bindAllData( curYear, getNowMonth );
};
/* If 'select:Year' and 'select:Month' change value update data  */
Calendar.prototype.updateSelect = function(){
	var yearSelectValue	 = this.find( this.caleTop.sq_year_id ).value;
	var monthSelectValue = this.find( this.caleTop.sq_month_id ).value;
	// Re-bind Panel Data
	this._bindAllData( yearSelectValue, monthSelectValue - 1 );
	
};
/* Back to taday: re-load '_bindAllData()' */
Calendar.prototype.backToday = function(){
	this._bindAllData( this.Year, this.Month );
};
/* Find the instance object or children of instance object by Id */
Calendar.prototype.find = function( elemId, childTag ){
	if( !childTag )
		// Return: object
		return document.getElementById( elemId );
	else
		// Return: object array
		return this.find( elemId ).getElementsByTagName( childTag );
};
/* Set element css */
Calendar.prototype.css = function( oId, selector ){
	var o = this.find( oId );
 	selector['left']?o.style.left = selector['left']:"";
 	selector['top']?o.style.top  = selector['top']:"";
 	selector['position']? o.style.position = selector['position']:"";
}
/* Check calendar show or hidden */
Calendar.prototype.showHide = function( objectId, dis ){
	return this.find( objectId ).style.display = dis;
};
/* Init the top quick menu link and select */
Calendar.prototype.resetLinkSelect = function(){
	this.showHide( this.caleTop.sq_year_id, "none" );
	this.showHide( this.caleTop.sq_month_id, "none" );
	this.showHide( this.caleTop.lq_year_id, "block" );
	this.showHide( this.caleTop.lq_month_id, "block" );
};
/* Put this calendar into the html of instance */
Calendar.prototype.show = function( msgData ){
	var obj = this.find( this.InstanceId );
	if( obj ){
		obj.innerHTML = this._getViewElement();
		// Init calendar event and data
		this._initCalendar();
		
		// This function don't have 'close'
		this.showHide( this.caleTop.close_id, "none" );
		if( typeof msgData == 'object'){
			this.msgStore = msgData;
			this._initPopMsg( this.msgStore );
		}
	}
};
/* Init pop message */
Calendar.prototype._initPopMsg = function(){
	var cr = this;
	var selectYear  = this.find( this.caleTop.sq_year_id ).value;
	var selectMonth = this.find( this.caleTop.sq_month_id ).value;
	var daysOfMonthArray = this._getMonthViewArray( selectYear, selectMonth );
	var spans = this.find( this.daysContainer_id, "span" );
	for( var key in this.msgStore ){
		var keyMD = key.substring( 4 );
		var keyY  = key.substring( 0, 4 );
		for( var i = 0; i < spans.length; i ++){
			var getMD = selectMonth + "" + spans[i].innerHTML;
			if( getMD == keyMD ){
				if( selectYear == keyY )
					spans[i].className = this.tipDayClass +" "+ keyY;
				else
					spans[i].className = this.oldTipDayClass +" "+ keyY;	
				spans[i].onmouseover = function(){
					var hoverDate = this.className.split(" ")[1] + "" + selectMonth + "" + this.innerHTML;
					var y = this.className.split(" ")[1],
						m = selectMonth,
						d = this.innerHTML;
					cr.find( cr.msgContainer_id ).innerHTML = cr._getMsgHtml( y, m, d );
					cr.showHide( cr.msgContainer_id, "block" );
				}
			}
		}
	}
	cr.find( cr.caleContainer_id ).onmouseout = function(){
		cr.showHide( cr.msgContainer_id, "none" );
	}
};
/* Get message */
Calendar.prototype._getMsgHtml =function( y, m, d ){
	var date = y + m + d;
	var showDate = y + "-" + m + "-" + d;
	var msgHtml = '<div>'+showDate+':</div><div>'+ this.msgStore[date] +'</div>';
	return msgHtml;
}
/* Pop-up the calendar */
Calendar.prototype.pop = function(){
	var cr = this;
	var obj	= this.find( this.InstanceId );
	if( obj ){
		// Instance object click then pop-up the calendar
		obj.onclick = function( e ){
			var e = window.event || e;
			var x  = e.x || e.pageX,
				y  = e.y || e.pageY;
			if( !cr.find( cr.popContainer_id ) ){
				// Create the pop-up div
				var oDiv = document.createElement("div");
				oDiv.id  = cr.popContainer_id;
				document.body.appendChild( oDiv );
			}else{
				cr.showHide( cr.popContainer_id, "block" );
			}
			cr.find( cr.popContainer_id ).innerHTML = cr._getViewElement();
			
			// Init calendar event and data
			cr._initCalendar();
			
			// Set days click event
			cr.popDaysClickEvent( obj );
			
			// Set position
			cr.css( cr.popContainer_id, {position: "absolute", left: x + "px", top: y + "px"});
			
			// Close panel event
			cr.find( cr.caleTop.close_id ).onclick = function(){ cr.showHide( cr.popContainer_id, "none" ); };
		};
	}
};
/* Click the pop calendar days event [For INPUT] */
Calendar.prototype.popDaysClickEvent = function( obj ){
	var cr = this;
	var spans = cr.find( cr.daysContainer_id, "span" );
	for( var i = 0; i < spans.length; i ++ )
		spans[i].onclick = function(){
			if( this.innerHTML != "&nbsp;" ){
				var getYear	 = cr.find( cr.caleTop.sq_year_id ).value;
				var getMonth = cr.find( cr.caleTop.sq_month_id ).value;
				obj.value = getYear +"-"+ getMonth +"-" + this.innerHTML;
				cr.showHide( cr.popContainer_id, "none" );
			}
		}
};

 CSS代码

#calendarTopContainer tr td{
	vertical-align: top;
}
#popCalendarContainer{
	opacity: 0.88;
	filter: alpha(opacity=88);
}
#calendarContainer{
	font: normal 12px arial, helvetica, sans-serif;
	border: #1D99C9 1px solid;
	width: 210px;
	display: block;
}
/* top */
#calendarTopContainer{
	width: 210px;
	height: 36px;
	background-color: #33B1E1;
	overflow: hidden;
}
#calendarTodayView{
	font: bold 32px arial, helvetica, sans-serif;
	color: #FFF;
	width: 60px;
	height: 36px;
	text-align: center;
	cursor: pointer;
}
#calendarDateView{
	width: 100px;
	height: 36px;
}
#calendarWeekView,
#calendarYearMonthContainer{
	font: normal 12px arial, helvetica, sans-serif;
	height: 18px;
	overflow: hidden;
	color: #FFF;
}
#calendarWeekView{
	width: 100px;
	height: 14px;
	padding-top: 4px;
	text-indent: 3px;
	*height: 18px;
	*padding-top: 5px;
}
#linkQuickYear,
#linkQuickMonth{
	padding: 0 3px;
	height: 18px;
	line-height: 18px;
	text-decoration: none;
	color: #FFF;
}
#linkQuickYear:hover,
#linkQuickMonth:hover{
	color: #FFFF80;
}
#calendarYearMonthContainer select{
	font: normal 12px arial, helvetica, sans-serif;
	color: #FFF;
	border: #33B1E1 1px solid;
	display: none;
	background-color: #33B1E1;
}
/* Modeify By http://www.codefans.net */
#calendarCloseContainer,
calendarQuickContainer{
	height: 18px;
}
#calendarCloseContainer{
	width: 47px;
	height: 12px;
	margin-top: 3px;
}
#calendarClose{
	font: bold 14px arial, helvetica, sans-serif;
	width: 12px;
	height: 12px;
	line-height: 10px;
	color: #FFF;
	background: #1D9BCB;
	border: #7DDAFB 1px solid;
	text-align: center;
	float: right;
	display: block;
	text-decoration: none;
	*padding: 0 2px 2px 2px;
}
#calendarClose:hover{
	color: #7DDAFB;
}
#calendarQuickContainer{
	height: 10px;
	margin-top: 4px;
	float: right;
}

#toPrevMonth,
#toNextMonth,
#backToday{
	font: bold 14px arial, helvetica, sans-serif;
	float: left;
	width: 8px;
	height: 10px;
	line-height: 10px;
	font-size: 14px;
	color: #FFF;
	overflow: hidden;
	display: block;
	_display: inline;
}
#backToday{
	height: 8px;
	margin: 3px 8px 0 8px;
	background: #fff;
}
#toPrevMonth:hover,
#toNextMonth:hover{
	color: #D9E4F2;
}
#backToday:hover{
	background-color: #D9E4F2;
}

/* Main */
#calendarMainContainer{
	width: 210px;
	background-color: #FFF;
}
#calendarWeeksContainer{
	height: 20px;
	background-color: #D9E4F2;
	border-bottom: #1D99C9 1px solid;
	border-top: #1D99C9 1px solid;
}
#calendarWeeksContainer span{
	width: 30px;
	height: 20px;
	color: #003366;
	text-align: center;
	display: inline-block;
	padding-top: 3px;
}
#calendarDaysContainer tr td{
	width: 30px;
	height: 20px;
	text-align: center;
	cursor: text;
	font: normal 12px arial, helvetica, sans-serif;
	overflow: hidden;
}
#calendarDaysContainer tr td span{
	cursor: default;
	display: block;
	_text-align: center;
}

#calendarTipsContainer{
	position: absolute;
	display: none;
	overflow: hidden;
	width: 198px;
	padding: 3px 6px;
	line-height: 18px;
	font: normal 12px arial, helvetica, sans-serif;
	background-color: #f7f7f7;
	color: #666;
	border: #1D99C9 1px solid;
	border-top-style: none;
	*width: 212px;
}
/* current day, has tip days style */
.calendarCurrentDay{
	font-weight: bold;
	border: #cb0000 1px solid;
	background-color: #FF0000;
	color: #FFF;
}
.calendarTipDay{
	border: #999 1px solid;
	background-color: #FFFFDD;
	color: #666;
}
.calendarOldTipDay{
	border: #ccc 1px solid;
	background-color: #f7f7f7;
	color: #888;
}

 JSP代码

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
	<head>
		<title>          </title>
		<script type="text/javascript" src="calendar2.js"></script>
		<link rel="stylesheet" type="text/css" href="calendar.css"></link>
		<script type="text/javascript">
		window.onload = function(){
			var cr = new Calendar("c");
			cr.show({
				"2009330": "CodeFans.net",
				"2009526": "     2008 5 26    ，       。",
				"2009512": "CodeFans.net  ：   2008  5 12 ？            ……"
			});
		}
		</script>
		<style type="text/css">
			body,ul {
			margin: 0;
			padding: 0;
			list-style-type: none;
			}

			#test {
				width: 200px;
			}
			
			#test li {
				line-height: 20px;
			}
		</style>
	</head>

	<body>
		<div id="c" style="padding: 50px;"></div>
	</body>
</html>