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在jsp中制作简单的日历

2014-10-20 16:43 239 查看

<%@ page language="java" contentType="text/html; charset=gb2312" %>

<%@ page language="java" import="java.util.*" %>

<%

String[] weekdays={"","日","一","二","三","四","五","六"};

String[] days=new String[42];

for(int i=0;i<42;i++)

days[i]="";

GregorianCalendar currentDay = new GregorianCalendar();

int year= currentDay.get(Calendar.YEAR);

int month=currentDay.get(Calendar.MONTH);

int today=currentDay.get(Calendar.DAY_OF_MONTH);

int weekday=currentDay.get(Calendar.DAY_OF_WEEK);



String now=year+"年"+(month+1)+"月"+today+"日"+" 星期"+weekdays[weekday];



Calendar thisMonth=Calendar.getInstance();

thisMonth.set(Calendar.MONTH, month );

thisMonth.set(Calendar.YEAR, year );

thisMonth.setFirstDayOfWeek(Calendar.SUNDAY);

thisMonth.set(Calendar.DAY_OF_MONTH,1);



int firstIndex=thisMonth.get(Calendar.DAY_OF_WEEK)-1;

int maxIndex=thisMonth.getActualMaximum(Calendar.DAY_OF_MONTH);

for(int i=0;i<maxIndex;i++){

days[firstIndex+i]=String.valueOf(i+1);

}

%>

<html>

<head>

<title>简易万年历</title>

<link type="text/css" rel="stylesheet" href="<s2:url value='css/style.css'/>">

<script type="text/javascript">

function showTime(showWhere){

var now=new Date();
var hour=now.getHours();
var minu=now.getMinutes();
var sec=now.getSeconds();

if(hour<10) hour="0"+hour;

if(minu<10) minu="0"+minu;

if(sec<10) sec="0"+sec;

showWhere.value=hour+":"+minu+":"+sec;

setTimeout("showTime(time)",1000)

}

</script>

</head>

<body onload="showTime(time)">

<table width="210" border="0" align="center" cellspacing="1" >

<tr height="25"><td colspan="7" align="center" style="border:0 solid"><%=now%> <input type="text" style="border:0;background-color:#F9F9F9" disable="true" id="time" size="9"></td></tr>

<tr height="25" bgcolor="#F0F0F0" align="center">

<td style="border:1 solid">日</td>

<td style="border:1 solid">一</td>

<td style="border:1 solid">二</td>

<td style="border:1 solid">三</td>

<td style="border:1 solid">四</td>

<td style="border:1 solid">五</td>

<td style="border:1 solid">六</td>

</tr>

<tr height="4"><td colspan="7"></td></tr>

<% for(int j=0;j<6;j++) { %>

<tr>

<%

for(int i=j*7;i<(j+1)*7;i++) {

i
4000
f((i-firstIndex+1)==today){%>

<td width="30" height="23" align="center" bgcolor="gray" style="border:1 solid"><font color="#FFFFFF"><b><%=days[i]%></b></font></td>

<% }else{ %>

<td width="30" height="23" align="center" style="border:1 solid"><%=days[i]%></td>

<% }

}%>

</tr>

<% } %>

<tr height="10"><td colspan="7"></td></tr>

</table>

</body>

</html>

在Calendar 封装类中获取的month，使用Calendar.[b]DAY_OF_MONTH获取的是当前月份的前一个月[/b]

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标签： jsp

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