JavaScript自定义日历实现签到功能

本文实例为大家分享了JavaScript自定义日历签到功能的具体代码，供大家参考，具体内容如下先看下效果图红色块为已签到的日期，样式可以随意更改，清晰明了，话不多说上代码：%@pagelangua...

本文实例为大家分享了JavaScript自定义日历签到功能的具体代码，供大家参考，具体内容如下

先看下效果图

红色块为已签到的日期，样式可以随意更改，清晰明了，话不多说上代码：

<%@ 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>
   <base href="<%=basePath%>" rel="external nofollow" >
   
   <title>My JSP 'index.jsp' starting page</title>
  <script type="text/javascript" src="js/jquery.min.1.12.4.js"></script>
  <link rel="stylesheet" type="text/css" href="css/sign.css" rel="external nofollow" />
  <script type="text/javascript" src="js/calendar.js"></script>
  <script type="text/javascript">
  $(function(){
   //AJAX获取日历json数据
   var signList=[{"signDay":"10"},{"signDay":"11"},{"signDay":"12"},{"signDay":"13"}];
    calUtil.init(signList);
  });
  </script>
 </head>
 <body>
  <div style="width:300px;height:300px;" id="calendar"></div>
 </body>
</html>

js文件：

var calUtil = {
 //当前日历显示的年份
 showYear:new Date().getFullYear(),
 //当前日历显示的月份
 showMonth:new Date().getMonth()+1,
 //当前日历显示的天数
 showDays:new Date().getDate(),
 eventName:"load",
 //初始化日历
 init:function(signList){
  calUtil.setMonthAndDay();
  calUtil.draw(signList);
  calUtil.bindEnvent();
 },
 draw:function(signList){
  //绑定日历
  var str = calUtil.drawCal(calUtil.showYear,calUtil.showMonth,signList);
  $("#calendar").html(str);
  //绑定日历表头
  var calendarName=calUtil.showYear+"年"+calUtil.showMonth+"月";
  $(".calendar_month_span").html(calendarName); 
 },
 //绑定事件
 bindEnvent:function(){
  //绑定上个月事件
  $(".calendar_month_prev").click(function(){
   //ajax获取日历json数据
   var signList=[{"signDay":"10"},{"signDay":"11"},{"signDay":"12"},{"signDay":"13"}];
   calUtil.eventName="prev";
   calUtil.init(signList);
  });
  //绑定下个月事件
  $(".calendar_month_next").click(function(){
   //ajax获取日历json数据
   var signList=[{"signDay":"10"},{"signDay":"11"},{"signDay":"12"},{"signDay":"13"}];
   calUtil.eventName="next";
   calUtil.init(signList);
  });
 },
 //获取当前选择的年月
 setMonthAndDay:function(){
  switch(calUtil.eventName)
  {
   case "load":
    var current = new Date();
    calUtil.showYear=current.getFullYear();
    calUtil.showMonth=current.getMonth() + 1;
    break;
   case "prev":
    var nowMonth=$(".calendar_month_span").html().split("年")[1].split("月")[0];
    calUtil.showMonth=parseInt(nowMonth)-1;
    if(calUtil.showMonth==0)
    {
      calUtil.showMonth=12;
      calUtil.showYear-=1;
    }
    break;
   case "next":
    var nowMonth=$(".calendar_month_span").html().split("年")[1].split("月")[0];
    calUtil.showMonth=parseInt(nowMonth)+1;
    if(calUtil.showMonth==13)
    {
      calUtil.showMonth=1;
      calUtil.showYear+=1;
    }
    break;
  }
 },
 getDaysInmonth : function(iMonth, iYear){
 var dPrevDate = new Date(iYear, iMonth, 0);
 return dPrevDate.getDate();
 },

 qiandao:function(){
  alert("签到成功");
  var signList=[{"signDay":"10"},{"signDay":"11"},{"signDay":"12"},{"signDay":"13"},{"signDay":"17"}];
  calUtil.init(signList);
 },

 bulidCal : function(iYear, iMonth) {
 var aMonth = new Array();
 aMonth[0] = new Array(7);
 aMonth[1] = new Array(7);
 aMonth[2] = new Array(7);
 aMonth[3] = new Array(7);
 aMonth[4] = new Array(7);
 aMonth[5] = new Array(7);
 aMonth[6] = new Array(7);
 var dCalDate = new Date(iYear, iMonth - 1, 1);
 var iDayOfFirst = dCalDate.getDay();
 var iDaysInMonth = calUtil.getDaysInmonth(iMonth, iYear);
 var iVarDate = 1;
 var d, w;
 aMonth[0][0] = "日";
 aMonth[0][1] = "一";
 aMonth[0][2] = "二";
 aMonth[0][3] = "三";
 aMonth[0][4] = "四";
 aMonth[0][5] = "五";
 aMonth[0][6] = "六";
 for (d = iDayOfFirst; d < 7; d++) {
  aMonth[1][d] = iVarDate;
  iVarDate++;
 }
 for (w = 2; w < 7; w++) {
  for (d = 0; d < 7; d++) {
  if (iVarDate <= iDaysInMonth) {
   aMonth[w][d] = iVarDate;
   iVarDate++;
  }
  }
 }
 return aMonth;
 },
 ifHasSigned : function(signList,day){
 var signed = false;
 $.javascripteach(signList,function(index,item){
  if(item.signDay == day) {
  signed = true;
  return false;
  }
 });
 return signed ;
 },
 drawCal : function(iYear, iMonth ,signList) {
 var myMonth = calUtil.bulidCal(iYear, iMonth);
 var htmls = new Array();
 htmls.push("<div class='sign_main' id='sign_layer'>");
 htmls.push("<div class='sign_succ_calendar_title'>");
 htmls.push("<div class='calendar_month_next'>下月</div>");
 htmls.push("<div class='calendar_month_prev'>上月</div>");
 htmls.push("<div class='calendar_month_span'></div>");
 htmls.push("</div>");
 htmls.push("<div class='sign' id='sign_cal'>");
 htmls.push("<table>");
 htmls.push("<tr>");
 htmls.push("<th>" + myMonth[0][0] + "</th>");
 htmls.push("<th>" + myMonth[0][1] + "</th>");
 htmls.push("<th>" + myMonth[0][2] + "</th>");
 htmls.push("<th>" + myMonth[0][3] + "</th>");
 htmls.push("<th>" + myMonth[0][4] + "</th>");
 htmls.push("<th>" + myMonth[0][5] + "</th>");
 htmls.push("<th>" + myMonth[0][6] + "</th>");
 htmls.push("</tr>");
 var d, w;
 for (w = 1; w < 7; w++) {
  htmls.push("<tr>");
  for (d = 0; d < 7; d++) {
  var ifHasSigned = calUtil.ifHasSigned(signList,myMonth[w][d]);
  if(myMonth[w][d]==new Date().getDate()&&new Date().getMonth()+1==calUtil.showMonth&&!ifHasSigned){
    //当前月当前天，允许签到
    htmls.push("<td nclick='calUtil.qiandao()' class='today'>" + (!isNaN(myMonth[w][d]) ? myMonth[w][d] : " ") + "</td>");
  }else{
   _{http://www.cppcns.com if(ifHasSigned){
     androidhtmls.push("<td class='on'>" + (!isNaN(myMonth[w][d]) ? myMonth[w][d] : " ") + "</td>");
    } else {
     htmls.push("<td>" + (!isNaN(myMonth[w][d]) ? myMonth[w][d] : " ") + "</td>");
    }
  }
 
  }
  htmls.push("</tr>");
 }
 htmls.push("</table>");
 htmls.push("</div>");
 htmls.push("</div>");
 return htmls.join('');
 }
};}

css文件：

.singer_r_img{display:block;width:114px;height:52px;line-height:45px;background:url(images/sing_week.gif) right 2px no-repeat;vertical-align:middle;*margin-bottom:-10px;text-decoration:none;}
.singer_r_img:hover{background-position:right -53px;text-decoration:none;}
.singer_r_img span{margin-left:14px;font-size:16px;font-family:'Hiragino Sans GB','Microsoft YaHei',sans-serif !important;font-weight:700;color:#165379;}
.singer_r_img.current{background:url(images/sing_sing.gif) no-repeat 0 2px;border:0;text-decoration:none;}
.sign table{border-collapse: collapse;border-spacing: 0;width:100%;}
.sign th,.sign td {width: 30px;height: 40px;text-align: center;line-height: 40px;border:1px solid #e3e3e3;}
.sign th {font-size: 16px;}
.sign td {color: #404040;vertical-align: middle;} 
.sign .on {background-color:red;}
.sign .today {background-color:#FFAA33;}
.calendar_month_next,.calendar_month_prev{width: 34px;height: 40px;cursor: pointer;background:url(images/sign_arrow.png) no-repeat;}
.calendar_month_next {float: right;background-position:-42px -6px;}
.calendar_month_span {display: inline;line-height: 40px;font-size: 16px;color: #656565;letter-spacing: 2px;fon^{t-weight: bold;}
.calendar_month_prev {float: left;background-position:-5px -6px;}
.sign_succ_calendar_title {text-align: center;width:398px;border-left:1px solid #e3e3e3;border-right:1px solid #e3e3e3;background:#fff;}
.sign_main {width: 400px;border-top:1px solid #e3e3e3;font-family: "Microsoft YaHei",SimHei;}}

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持我们。

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