198 lines
7.3 KiB
JavaScript
198 lines
7.3 KiB
JavaScript
// 日期选择
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// By Ziyue(http://www.web-v.com/)
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var months = new Array("一月", "二月", "三月", "四月", "五月", "六月", "七月", "八月", "九月", "十月", "十一月", "十二月");
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var daysInMonth = new Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
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var days = new Array("日","一", "二", "三", "四", "五", "六");
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var today;
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document.writeln("<div id='Calendar' style='position:absolute; z-index:1; visibility: hidden; filter:\"progid:DXImageTransform.Microsoft.Shadow(direction=135,color=#999999,strength=3)\"'></div>");
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function getDays(month, year)
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{
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//下面的这段代码是判断当前是否是闰年的
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if (1 == month)
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return ((0 == year % 4) && (0 != (year % 100))) || (0 == year % 400) ? 29 : 28;
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else
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return daysInMonth[month];
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}
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function getToday()
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{
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//得到今天的年,月,日
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this.now = new Date();
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this.year = this.now.getFullYear();
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this.month = this.now.getMonth();
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this.day = this.now.getDate();
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}
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function getStringDay(str)
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{
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//得到输入框的年,月,日
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var str=str.split("-")
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this.now = new Date(parseFloat(str[0]),parseFloat(str[1])-1,parseFloat(str[2]));
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this.year = this.now.getFullYear();
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this.month = this.now.getMonth();
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this.day = this.now.getDate();
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}
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function newCalendar() {
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//var parseYear = parseInt(document.all.Year.options[document.all.Year.selectedIndex].value);
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var parseYear = parseInt(document.getElementById('Year').options[document.getElementById('Year').selectedIndex].value);
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//var newCal = new Date(parseYear, document.all.Month.selectedIndex, 1);
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var newCal = new Date(parseYear, document.getElementById('Month').selectedIndex, 1);
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var day = -1;
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var startDay = newCal.getDay();
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var daily = 0;
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if ((today.year == newCal.getFullYear()) &&(today.month == newCal.getMonth()))
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day = today.day;
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var tableCal = document.getElementById('calendar');
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var intDaysInMonth =getDays(newCal.getMonth(), newCal.getFullYear());
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for (var intWeek = 1; intWeek < tableCal.rows.length;intWeek++)
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for (var intDay = 0;intDay < tableCal.rows[intWeek].cells.length;intDay++)
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{
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var cell = tableCal.rows[intWeek].cells[intDay];
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if ((intDay == startDay) && (0 == daily))
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daily = 1;
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if(day==daily) //今天，调用今天的Class
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{
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cell.style.background='#6699CC';
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cell.style.color='#FFFFFF';
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//cell.style.fontWeight='bold';
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}
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else if(intDay==6) //周六
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cell.style.color='green';
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else if (intDay==0) //周日
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cell.style.color='red';
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if ((daily > 0) && (daily <= intDaysInMonth))
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{
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cell.innerText = daily;
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daily++;
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}
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else
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cell.innerText = "";
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}
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}
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function GetDate(InputBox)
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{
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var sDate;
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//这段代码处理鼠标点击的情况
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if (event.srcElement.tagName == "TD")
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if (event.srcElement.innerText != "")
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{
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sDate = document.getElementById('Year').value + "-" + document.getElementById('Month').value + "-" + event.srcElement.innerText;
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//eval("document.all."+InputBox).value=sDate;
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document.getElementById(InputBox).value=sDate;
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HiddenCalendar();
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}
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}
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function HiddenCalendar()
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{
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//关闭选择窗口
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document.getElementById('Calendar').style.visibility='hidden';
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}
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function ShowCalendar(InputBox)
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{
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var x,y,intLoop,intWeeks,intDays;
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var DivContent;
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var year,month,day;
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//var o=eval("document.getElementById("+InputBox+")");
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o=document.getElementById(InputBox);
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var thisyear; //真正的今年年份
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thisyear=new getToday();
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thisyear=thisyear.year;
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today = o.value;
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if(isDate(today))
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today = new getStringDay(today);
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else
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today = new getToday();
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//显示的位置
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x=o.offsetLeft;
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y=o.offsetTop;
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while(o=o.offsetParent)
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{
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x+=o.offsetLeft;
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y+=o.offsetTop;
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}
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//document.all.Calendar.style.left=x+2;
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//document.all.Calendar.style.top=y+20;
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//document.all.Calendar.style.visibility="visible";
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document.getElementById('Calendar').style.left=x+2;
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document.getElementById('Calendar').style.top=y+20;
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document.getElementById('Calendar').style.visibility="visible";
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//下面开始输出日历表格(border-color:#9DBAF7)
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DivContent="<table border='0' cellspacing='0' style='border:1px solid #0066FF; background-color:#EDF2FC'>";
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DivContent+="<tr>";
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DivContent+="<td style='border-bottom:1px solid #0066FF; background-color:#C7D8FA'>";
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//年
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DivContent+="<select name='Year' id='Year' onChange='newCalendar()' style='font-family:Verdana; font-size:12px'>";
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for (intLoop = thisyear - 10; intLoop < (thisyear + 3); intLoop++)
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DivContent+="<option value= " + intLoop + " " + (today.year == intLoop ? "Selected" : "") + ">" + intLoop + "</option>";
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DivContent+="</select>";
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//月
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DivContent+="<select name='Month' id='Month' onChange='newCalendar()' style='font-family:Verdana; font-size:12px'>";
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for (intLoop = 0; intLoop < months.length; intLoop++)
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DivContent+="<option value= " + (intLoop + 1) + " " + (today.month == intLoop ? "Selected" : "") + ">" + months[intLoop] + "</option>";
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DivContent+="</select>";
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DivContent+="</td>";
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DivContent+="<td style='border-bottom:1px solid #0066FF; background-color:#C7D8FA; font-weight:bold; font-family:Wingdings 2,Wingdings,Webdings; font-size:16px; padding-top:2px; color:#4477FF; cursor:hand' align='center' title='关闭' onClick='javascript:HiddenCalendar()'>S</td>";
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DivContent+="</tr>";
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DivContent+="<tr><td align='center' colspan='2'>";
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DivContent+="<table id='calendar' border='0' width='100%'>";
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//星期
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DivContent+="<tr>";
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for (intLoop = 0; intLoop < days.length; intLoop++)
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DivContent+="<td align='center' style='font-size:12px'>" + days[intLoop] + "</td>";
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DivContent+="</tr>";
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//天
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for (intWeeks = 0; intWeeks < 6; intWeeks++)
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{
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DivContent+="<tr>";
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for (intDays = 0; intDays < days.length; intDays++)
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DivContent+="<td onClick='GetDate(\"" + InputBox + "\")' style='cursor:hand; border-right:1px solid #BBBBBB; border-bottom:1px solid #BBBBBB; color:#215DC6; font-family:Verdana; font-size:12px' align='center'></td>";
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DivContent+="</tr>";
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}
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DivContent+="</table></td></tr></table>";
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//document.all.Calendar.innerHTML=DivContent;
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document.getElementById('Calendar').innerHTML=DivContent;
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newCalendar();
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}
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function isDate(dateStr)
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{
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var datePat = /^(\d{4})(\-)(\d{1,2})(\-)(\d{1,2})$/;
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var matchArray = dateStr.match(datePat);
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if (matchArray == null) return false;
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var month = matchArray[3];
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var day = matchArray[5];
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var year = matchArray[1];
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if (month < 1 || month > 12) return false;
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if (day < 1 || day > 31) return false;
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if ((month==4 || month==6 || month==9 || month==11) && day==31) return false;
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if (month == 2)
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{
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var isleap = (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0));
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if (day > 29 || (day==29 && !isleap)) return false;
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}
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return true;
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} |