<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>博客專用的JS日歷控件</title>
<meta http-equiv="content-type" content="text/html;charset=gb2312">
<style type="text/css">
.Calendar {
font-family:Verdana;
font-size:9pt;
background-color:#EEE;
text-align:center;
width:198px;
height:158px;
padding:10px;
line-height:1.5em;
}
.Calendar a{
color:#0066CC;
}
.Calendar table{
width:100%;
border:0;
}
.Calendar table thead{color:#acacac;}
.Calendar table td {
font-size: 11px;
padding:1px;
}
#idCalendarPre{
cursor:pointer;
float:left;
padding-right:5px;
}
#idCalendarNext{
cursor:pointer;
float:right;
padding-right:5px;
}
#idCalendar td.onToday {
font-weight:bold;
color:#C60;
}
#idCalendar td.onSelect {
font-weight:bold;
}
</style>
<script type="text/javascript">
var $ = function (id) {
return "string" == typeof id ? document.getElementById(id) : id;
};
var Class = {
create: function() {
return function() {
this.initialize.apply(this, arguments);
}
}
}
Object.extend = function(destination, source) {
for (var property in source) {
destination[property] = source[property];
}
return destination;
}
var Calendar = Class.create();
Calendar.prototype = {
initialize: function(container, options) {
this.Container = $(container);//table結構容器
this.Days = [];//日期列表
this.SetOptions(options);
this.Year = this.options.Year;
this.Month = this.options.Month;
this.SelectDay = this.options.SelectDay ? new Date(this.options.SelectDay) : null;
this.onSelectDay = this.options.onSelectDay;
this.onToday = this.options.onToday;
this.onFinish = this.options.onFinish;
this.Draw();
},
SetOptions: function(options) {
this.options = {//默認值
Year: new Date().getFullYear(),
Month: new Date().getMonth() + 1,
SelectDay: null,//選擇日期
onSelectDay: function(){},
onToday: function(){},
onFinish: function(){}
};
Object.extend(this.options, options || {});
},
//上月
PreMonth: function() {
//取得上月日期對象
var d = new Date(this.Year, this.Month - 2, 1);
//設置屬性
this.Year = d.getFullYear();
this.Month = d.getMonth() + 1;
//重繪日歷
this.Draw();
},
//下壹個月
NextMonth: function() {
var d = new Date(this.Year, this.Month, 1);
this.Year = d.getFullYear();
this.Month = d.getMonth() + 1;
this.Draw();
},
Draw: function() {
//保存日期列表
var arr = [];
//用當月第壹天在壹周中的日期值作為當月離第壹天的天數
for(var i = 1, firstDay = new Date(this.Year, this.Month - 1, 1).getDay(); i <= firstDay; i++){ arr.push(" "); }
//用當月最後壹天在壹個月中的日期值作為當月的天數
for(var i = 1, monthDay = new Date(this.Year, this.Month, 0).getDate(); i <= monthDay; i++){ arr.push(i); }
// /
var frag = document.createDocumentFragment();
this.Days = [];
while(arr.length > 0){
//每個星期插入壹個tr
var row = document.createElement("tr");
//星期
for(var i = 1; i <= 7; i++){
var cell = document.createElement("td");
cell.innerHTML = " ";
if(arr.length > 0){
var d = arr.shift();
cell.innerHTML = d;
if(d > 0){
this.Days[d] = cell;
//獲取今日
if(this.IsSame(new Date(this.Year, this.Month - 1, d), new Date())){ this.onToday(cell); }
//判斷用戶是否作了選擇
if(this.SelectDay && this.IsSame(new Date(this.Year, this.Month - 1, d), this.SelectDay)){ this.onSelectDay(cell); }
}
}
row.appendChild(cell);
}
frag.appendChild(row);
}
//此先清空然後再插入(ie的table不能用innerHTML)
while(this.Container.hasChildNodes()){ this.Container.removeChild(this.Container.firstChild); }
this.Container.appendChild(frag);
this.onFinish();
},
//判斷是否同壹日
IsSame: function(d1, d2) {
return (d1.getFullYear() == d2.getFullYear() && d1.getMonth() == d2.getMonth() && d1.getDate() == d2.getDate());
}
};
</script>
</head>
<body>
<div class="Calendar">
<div id="idCalendarPre"><<</div>
<div id="idCalendarNext">>></div>
<span id="idCalendarYear">2008</span>年 <span id="idCalendarMonth">8</span>月
<table cellspacing="0">
<thead>
<tr>
<td>日</td>
<td>壹</td>
<td>二</td>
<td>三</td>
<td>四</td>
<td>五</td>
<td>六</td>
</tr>
</thead>
<tbody id="idCalendar">
</tbody>
</table>
</div>
<script language="JavaScript">
var cale = new Calendar("idCalendar", {
SelectDay: new Date().setDate(10),
onSelectDay: function(o){ o.className = "onSelect"; },
onToday: function(o){ o.className = "onToday"; },
onFinish: function(){
$("idCalendarYear").innerHTML = this.Year; $("idCalendarMonth").innerHTML = this.Month;
var flag = [10,15,20];
for(var i = 0, len = flag.length; i < len; i++){
this.Days[flag[i]].innerHTML = "<a href='javascript:void(0);' onclick=\"alert('您選擇的日期是："+this.Year+"/"+this.Month+"/"+flag[i]+"');return false;\">" + flag[i] + "</a>";
}
}
});
$("idCalendarPre").onclick = function(){ cale.PreMonth(); }
$("idCalendarNext").onclick = function(){ cale.NextMonth(); }
</script>
</body>
</html>