1 <html>
2 <head>
3 <title>JS日期选择器</title>
4 <script type="text/javascript">
5 function HS_DateAdd(interval,number,date){
6 number = parseInt(number);
7 if (typeof(date)=="string"){var date = new Date(date.split("-")[0],date.split("-")[1],date.split("-")[2])}
8 if (typeof(date)=="object"){var date = date}
9 switch(interval){
10 case "y":return new Date(date.getFullYear()+number,date.getMonth(),date.getDate()); break;
11 case "m":return new Date(date.getFullYear(),date.getMonth()+number,checkDate(date.getFullYear(),date.getMonth()+number,date.getDate())); break;
12 case "d":return new Date(date.getFullYear(),date.getMonth(),date.getDate()+number); break;
13 case "w":return new Date(date.getFullYear(),date.getMonth(),7*number+date.getDate()); break;
14 }
15 }
16 function checkDate(year,month,date){
17 var enddate = ["31","28","31","30","31","30","31","31","30","31","30","31"];
18 var returnDate = "";
19 if (year%4==0){enddate[1]="29"}
20 if (date>enddate[month]){returnDate = enddate[month]}else{returnDate = date}
21 return returnDate;
22 }
23
24 function WeekDay(date){
25 var theDate;
26 if (typeof(date)=="string"){theDate = new Date(date.split("-")[0],date.split("-")[1],date.split("-")[2]);}
27 if (typeof(date)=="object"){theDate = date}
28 return theDate.getDay();
29 }
30 function HS_calender(){
31 var lis = "";
32 var style = "";
33 style +="<style type='text/css'>";
34 style +=".calender { width:170px; height:auto; font-size:12px; margin-right:14px; background:url(calenderbg.gif) no-repeat right center #fff; border:1px solid #397EAE; padding:1px}";
35 style +=".calender ul {list-style-type:none; margin:0; padding:0;}";
36 style +=".calender .day { background-color:#EDF5FF; height:20px;}";
37 style +=".calender .day li,.calender .date li{ float:left; width:14%; height:20px; line-height:20px; text-align:center}";
38 style +=".calender li a { text-decoration:none; font-family:Tahoma; font-size:11px; color:#333}";
39 style +=".calender li a:hover { color:#f30; text-decoration:underline}";
40 style +=".calender li a.hasArticle {font-weight:bold; color:#f60 !important}";
41 style +=".lastMonthDate, .nextMonthDate {color:#bbb;font-size:11px}";
42 style +=".selectThisYear a, .selectThisMonth a{text-decoration:none; margin:0 2px; color:#000; font-weight:bold}";
43 style +=".calender .LastMonth, .calender .NextMonth{ text-decoration:none; color:#000; font-size:18px; font-weight:bold; line-height:16px;}";
44 style +=".calender .LastMonth { float:left;}";
45 style +=".calender .NextMonth { float:right;}";
46 style +=".calenderBody {clear:both}";
47 style +=".calenderTitle {text-align:center;height:20px; line-height:20px; clear:both}";
48 style +=".today { background-color:#ffffaa;border:1px solid #f60; padding:2px}";
49 style +=".today a { color:#f30; }";
50 style +=".calenderBottom {clear:both; border-top:1px solid #ddd; padding: 3px 0; text-align:left}";
51 style +=".calenderBottom a {text-decoration:none; margin:2px !important; font-weight:bold; color:#000}";
52 style +=".calenderBottom a.closeCalender{float:right}";
53 style +=".closeCalenderBox {float:right; border:1px solid #000; background:#fff; font-size:9px; width:11px; height:11px; line-height:11px; text-align:center;overflow:hidden; font-weight:normal !important}";
54 style +="</style>";
55
56 var now;
57 if (typeof(arguments[0])=="string"){
58 selectDate = arguments[0].split("-");
59 var year = selectDate[0];
60 var month = parseInt(selectDate[1])-1+"";
61 var date = selectDate[2];
62 now = new Date(year,month,date);
63 }else if (typeof(arguments[0])=="object"){
64 now = arguments[0];
65 }
66 var lastMonthEndDate = HS_DateAdd("d","-1",now.getFullYear()+"-"+now.getMonth()+"-01").getDate();
67 var lastMonthDate = WeekDay(now.getFullYear()+"-"+now.getMonth()+"-01");
68 var thisMonthLastDate = HS_DateAdd("d","-1",now.getFullYear()+"-"+(parseInt(now.getMonth())+1).toString()+"-01");
69 var thisMonthEndDate = thisMonthLastDate.getDate();
70 var thisMonthEndDay = thisMonthLastDate.getDay();
71 var todayObj = new Date();
72 today = todayObj.getFullYear()+"-"+todayObj.getMonth()+"-"+todayObj.getDate();
73
74 for (i=0; i<lastMonthDate; i++){ // Last Month's Date
75 lis = "<li class='lastMonthDate'>"+lastMonthEndDate+"</li>" + lis;
76 lastMonthEndDate--;
77 }
78 for (i=1; i<=thisMonthEndDate; i++){ // Current Month's Date
79
80 if(today == now.getFullYear()+"-"+now.getMonth()+"-"+i){
81 var todayString = now.getFullYear()+"-"+(parseInt(now.getMonth())+1).toString()+"-"+i;
82 lis += "<li><a href=javascript:void(0) class='today' onclick='_selectThisDay(this)' title='"+now.getFullYear()+"-"+(parseInt(now.getMonth())+1)+"-"+i+"'>"+i+"</a></li>";
83 }else{
84 lis += "<li><a href=javascript:void(0) onclick='_selectThisDay(this)' title='"+now.getFullYear()+"-"+(parseInt(now.getMonth())+1)+"-"+i+"'>"+i+"</a></li>";
85 }
86
87 }
88 var j=1;
89 for (i=thisMonthEndDay; i<6; i++){ // Next Month's Date
90 lis += "<li class='nextMonthDate'>"+j+"</li>";
91 j++;
92 }
93 lis += style;
94
95 var CalenderTitle = "<a href='javascript:void(0)' class='NextMonth' onclick=HS_calender(HS_DateAdd('m',1,'"+now.getFullYear()+"-"+now.getMonth()+"-"+now.getDate()+"'),this) title='Next Month'>»</a>";
96 CalenderTitle += "<a href='javascript:void(0)' class='LastMonth' onclick=HS_calender(HS_DateAdd('m',-1,'"+now.getFullYear()+"-"+now.getMonth()+"-"+now.getDate()+"'),this) title='Previous Month'>«</a>";
97 CalenderTitle += "<span class='selectThisYear'><a href='javascript:void(0)' onclick='CalenderselectYear(this)' title='Click here to select other year' >"+now.getFullYear()+"</a></span>年<span class='selectThisMonth'><a href='javascript:void(0)' onclick='CalenderselectMonth(this)' title='Click here to select other month'>"+(parseInt(now.getMonth())+1).toString()+"</a></span>月";
98
99 if (arguments.length>1){
100 arguments[1].parentNode.parentNode.getElementsByTagName("ul")[1].innerHTML = lis;
101 arguments[1].parentNode.innerHTML = CalenderTitle;
102
103 }else{
104 var CalenderBox = style+"<div class='calender'><div class='calenderTitle'>"+CalenderTitle+"</div><div class='calenderBody'><ul class='day'><li>日</li><li>一</li><li>二</li><li>三</li><li>四</li><li>五</li><li>六</li></ul><ul class='date' id='thisMonthDate'>"+lis+"</ul></div><div class='calenderBottom'><a href='javascript:void(0)' class='closeCalender' onclick='closeCalender(this)'>×</a><span><span><a href=javascript:void(0) onclick='_selectThisDay(this)' title='"+todayString+"'>Today</a></span></span></div></div>";
105 return CalenderBox;
106 }
107 }
108 function _selectThisDay(d){
109 var boxObj = d.parentNode.parentNode.parentNode.parentNode.parentNode;
110 boxObj.targetObj.value = d.title;
111 boxObj.parentNode.removeChild(boxObj);
112 }
113 function closeCalender(d){
114 var boxObj = d.parentNode.parentNode.parentNode;
115 boxObj.parentNode.removeChild(boxObj);
116 }
117
118 function CalenderselectYear(obj){
119 var opt = "";
120 var thisYear = obj.innerHTML;
121 for (i=1970; i<=2020; i++){
122 if (i==thisYear){
123 opt += "<option value="+i+" selected>"+i+"</option>";
124 }else{
125 opt += "<option value="+i+">"+i+"</option>";
126 }
127 }
128 opt = "<select onblur='selectThisYear(this)' onchange='selectThisYear(this)' style='font-size:11px'>"+opt+"</select>";
129 obj.parentNode.innerHTML = opt;
130 }
131
132 function selectThisYear(obj){
133 HS_calender(obj.value+"-"+obj.parentNode.parentNode.getElementsByTagName("span")[1].getElementsByTagName("a")[0].innerHTML+"-1",obj.parentNode);
134 }
135
136 function CalenderselectMonth(obj){
137 var opt = "";
138 var thisMonth = obj.innerHTML;
139 for (i=1; i<=12; i++){
140 if (i==thisMonth){
141 opt += "<option value="+i+" selected>"+i+"</option>";
142 }else{
143 opt += "<option value="+i+">"+i+"</option>";
144 }
145 }
146 opt = "<select onblur='selectThisMonth(this)' onchange='selectThisMonth(this)' style='font-size:11px'>"+opt+"</select>";
147 obj.parentNode.innerHTML = opt;
148 }
149 function selectThisMonth(obj){
150 HS_calender(obj.parentNode.parentNode.getElementsByTagName("span")[0].getElementsByTagName("a")[0].innerHTML+"-"+obj.value+"-1",obj.parentNode);
151 }
152 function HS_setDate(inputObj){
153 var calenderObj = document.createElement("span");
154 calenderObj.innerHTML = HS_calender(new Date());
155 calenderObj.style.position = "absolute";
156 calenderObj.targetObj = inputObj;
157 inputObj.parentNode.insertBefore(calenderObj,inputObj.nextSibling);
158 }
159 </script>
160 <style>
161 body {font-size:12px}
162 td {text-align:center}
163 h1 {font-size:26px;}
164 h4 {font-size:16px;}
165 em {color:#999; margin:0 10px; font-size:11px; display:block}
166 </style>
167 </head>
168 <body>
169 <h4 style="border-bottom:1px solid #ccc">ver:1.0</h4>
170 <table border="1" width="400" height="150">
171 <tr>
172 <td>这是示例文字</td>
173 <td>示例输入框</td>
174 <td>文本文本文本</td>
175 </tr>
176 <tr>
177 <td>示例输入框</td>
178 <td><input type="text" style="width:70px" onfocus="HS_setDate(this)">文本</td>
179 <td>这里是你的文字</td>
180 </tr>
181 <tr>
182 <td>一段文字</td>
183 <td>示例输入框</td>
184 <td>文本<input type="text" style="width:70px" onfocus="HS_setDate(this)">文本</td>
185 </tr>
186 </table>
187 <ul>
188 <li>它不需要其他框架类支持</li>
189 <li>支持多种浏览器</li>
190 <li>点击年份、月份可下拉选择</li>
191 </ul>
192 </body>
193 </html>
