js兑现日历 _JavaScript

document.write("<iframe name='meizzCalendarIframe' scrolling='no' frameborder='0' width='100%' height='100%'></iframe></div>");
var WebCalendar = new WebCalendar();

function document.onclick()
{
??? if(WebCalendar.eventSrc != window.event.srcElement) hiddenCalendar();
}

function WebCalendar() //初始化日历的设置
{
??? this.regInfo??? = "WEB Calendar ver 3.0关闭的快捷键：[Esc]";
???
??? this.dayShow??? = 38;?????????????????????? //定义页面上要显示的天数,不能小于35,或大于39
??? this.daysMonth? = new Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
??? this.day??????? = new Array(this.dayShow);??????????? //定义日历展示用的数组
??? this.dayObj???? = new Array(this.dayShow);??????????? //定义日期展示控件数组
??? this.dateStyle? = null;???????????????????? //保存格式化后日期数组
??? this.objExport? = null;???????????????????? //日历回传的显示控件
??? this.eventSrc?? = null;???????????????????? //日历显示的触发控件
??? this.inputDate? = null;???????????????????? //转化外的输入的日期(d/m/yyyy)
??? this.thisYear?? = new Date().getFullYear(); //定义年的变量的初始值
??? this.thisMonth? = new Date().getMonth()+ 1; //定义月的变量的初始值
??? this.thisDay??? = new Date().getDate();???? //定义日的变量的初始值
??? this.today????? = this.thisDay +"/"+ this.thisMonth +"/"+ this.thisYear;?? //今天(d/m/yyyy)
??? this.iframe???? = window.frames("meizzCalendarIframe"); //日历的 iframe 载体
??? this.calendar?? = getObjectById("meizzCalendarLayer");? //日历的层
??? this.dateReg??? = "";?????????? //日历格式验证的正则式

??? this.yearFall?? = 50;?????????? //定义显示的年份下拉框的年差值，如果今年是2000年，这里设置为50，就显示1950－2050
??? this.format???? = "yyyy-mm-dd"; //回传日期的格式
??? this.timeShow?? = false;??????? //是否返回时间
??? this.drag?????? = true;???????? //是否允许拖动
??? this.darkColor? = "#95B7F3";??? //控件的暗色
??? this.lightColor = "#FFFFFF";??? //控件的亮色
??? this.btnBgColor = "#E6E6FA";??? //控件的按钮背景色
??? this.wordColor? = "#000080";??? //控件的文字颜色
??? this.wordDark?? = "#DCDCDC";??? //控件的暗文字颜色
??? this.dayBgColor = "#F5F5FA";??? //日期数字背景色
??? this.todayColor = "#FF0000";??? //今天在日历上的标示背景色
??? this.DarkBorder = "#D4D0C8";??? //日期显示的立体表达色
???
??? this.yearOption = "";
??? var yearNow = new Date().getFullYear();
??? yearNow = (yearNow <= 1000)? 1000 : ((yearNow >= 9999)? 9999 : yearNow);
??? var yearMin = (yearNow - this.yearFall >= 1000) ? yearNow - this.yearFall : 1000;
??? var yearMax = (yearNow + this.yearFall <= 9999) ? yearNow + this.yearFall : 9999;
??????? yearMin = (yearMax == 9999) ? yearMax-this.yearFall*2 : yearMin;
??????? yearMax = (yearMin == 1000) ? yearMin+this.yearFall*2 : yearMax;
??? for (var i=yearMin; i<=yearMax; i++) this.yearOption += "<option value='"+i+"'>"+i+"年</option>";
}??

??? if (WebCalendar.drag){ strIframe += "<scr"+"ipt language=javascript>"+
??? "var drag=false, cx=0, cy=0, o = parent.WebCalendar.calendar; function document.onmousemove(){"+
??? "if(parent.WebCalendar.drag && drag){if(o.style.left=='')o.style.left=0; if(o.style.top=='')o.style.top=0;"+
??? "o.style.left = parseInt(o.style.left) + window.event.clientX-cx;"+
??? "o.style.top? = parseInt(o.style.top)? + window.event.clientY-cy;}}"+
??? "function document.onkeydown(){ switch(window.event.keyCode){? case 27 : parent.hiddenCalendar(); break;"+
??? "case 37 : parent.prevM(); break; case 38 : parent.prevY(); break; case 39 : parent.nextM(); break; case 40 : parent.nextY(); break;"+
??? "case 84 : document.forms[0].today.click(); break;} " +
??? "try{window.event.keyCode = 0; window.event.returnValue= false;}catch(ee){}}"+
??? "function dragStart(){cx=window.event.clientX; cy=window.event.clientY; drag=true;}</scr"+"ipt>"}

??? strIframe += "<table id=tableMain class=bg border=0 cellspacing=2 cellpadding=0>"+
??? "<tr><td width='"+ cal_Width +"px' height='19px' bgcolor='"+ WebCalendar.lightColor +"'>"+
??? "??? <table width='"+ cal_Width +"px' id='tableHead' border='0' cellspacing='1' cellpadding='0'><tr align='center'>"+
??? "??? <td width='10%' height='19px' class='bg' title='向前翻 1 月快捷键：←' style='cursor: hand' onclick='parent.prevM()'><b><</b></td>"+
??? "??? <td width='45%' id=meizzYearHead "+
??? "??????? onmouseover='this.bgColor=parent.WebCalendar.darkColor; this.style.color=parent.WebCalendar.lightColor'"+
??? "??????? onmouseout='this.bgColor=parent.WebCalendar.lightColor; this.style.color=parent.WebCalendar.wordColor'>" +
??? "<select name=tmpYearSelect? onblur='parent.hiddenSelect(this)' style='width:100%;'"+
??? "??????? onchange='parent.WebCalendar.thisYear =this.value; parent.hiddenSelect(this); parent.writeCalendar();'>";
???
//??? var yearNow = new Date().getFullYear();
//??? yearNow = (yearNow <= 1000)? 1000 : ((yearNow >= 9999)? 9999 : yearNow);
//??? var yearMin = (yearNow - WebCalendar.yearFall >= 1000) ? yearNow - WebCalendar.yearFall : 1000;
//??? var yearMax = (yearNow + WebCalendar.yearFall <= 9999) ? yearNow + WebCalendar.yearFall : 9999;
//??????? yearMin = (yearMax == 9999) ? yearMax-WebCalendar.yearFall*2 : yearMin;
//??????? yearMax = (yearMin == 1000) ? yearMin+WebCalendar.yearFall*2 : yearMax;
//??? for (var i=yearMin; i<=yearMax; i++) strIframe += "<option value='"+i+"'>"+i+"年</option>";

??? strIframe += WebCalendar.yearOption + "</select>"+
??? "</td>"+
??? "??? <td width='35%' id=meizzYearMonth "+
??? "??????? onmouseover='this.bgColor=parent.WebCalendar.darkColor; this.style.color=parent.WebCalendar.lightColor'"+
??? "??????? onmouseout='this.bgColor=parent.WebCalendar.lightColor; this.style.color=parent.WebCalendar.wordColor'>" +
??? "<select name=tmpMonthSelect onblur='parent.hiddenSelect(this)' style='width:100%;'" +???
??? "??????? onchange='parent.WebCalendar.thisMonth=this.value; parent.hiddenSelect(this); parent.writeCalendar();'>";
??? for (var i=1; i<13; i++) strIframe += "<option value='"+i+"'>"+i+"月</option>";
??? strIframe += "</select>"+
??? "</td>"+
??? "??? <td width='10%' class=bg title='向后翻 1 月快捷键：→' onclick='parent.nextM()' style='cursor: hand'><b>></b></td></tr></table>"+
??? "</td></tr><tr><td height='20px'>"+
??? "<table id=tableWeek border=1 width='"+ cal_Width +"px' cellpadding=0 cellspacing=0 ";
??? if(WebCalendar.drag){strIframe += "onmousedown='dragStart()' onmouseup='drag=false' ";}
??? strIframe += " borderColorLight='"+ WebCalendar.darkColor +"' borderColorDark='"+ WebCalendar.lightColor +"'>"+
??? "??? <tr align=center><td height='20px'>日</td><td>一</td><td>二</td><td>三</td><td>四</td><td>五</td><td>六</td></tr></table>"+
??? "</td></tr><tr><td valign=top width='"+ cal_Width +"px' bgcolor='"+ WebCalendar.lightColor +"'>"+
??? "??? <table id=tableDay height='120px' width='"+ cal_Width +"px' border=0 cellspacing=1 cellpadding=0>";
???????? for(var x=0; x<5; x++){
?????????? strIframe += "<tr>";
?????????? for(var y=0; y<7; y++)
???????????? strIframe += "<td class=out id='meizzDay"+ (x*7+y) +"'></td>";
?????????? strIframe += "</tr>";
???????? }
???????? strIframe += "<tr>";
???????? for(var x=35; x<WebCalendar.dayShow; x++)
?????????? strIframe += "<td class=out id='meizzDay"+ x +"'></td>";
???????? strIframe +="<td colspan="+(42-WebCalendar.dayShow).toString()+" class=out style='text-align:center;' title='"+ WebCalendar.regInfo +"'>" +
???????? "<input style=' background-color: " + WebCalendar.btnBgColor +";cursor: hand; padding-top: 2px; width: 44%; height: 100%;' onfocus='this.blur()'"+
???????? " type=button value='清空' onclick='parent.WebCalendar.objExport.value=\"\";parent.hiddenCalendar()'>" +
???????? " " +
???????? "<input style=' background-color: " + WebCalendar.btnBgColor +";cursor: hand; padding-top: 2px; width: 43%; height: 100%;' onfocus='this.blur()'"+
???????? " type=button value='关闭' onclick='parent.hiddenCalendar()'>" +
???????? "</td></tr></table>"+
??? "</td></tr><tr><td height='20px' width='"+ cal_Width +"px' bgcolor='"+ WebCalendar.lightColor +"'>"+
??? "??? <table border=0 cellpadding=1 cellspacing=0 width='"+ cal_Width +"px'>"+
??? "??? <tr><td><input name=prevYear title='向前翻 1 年快捷键：↑' onclick='parent.prevY()' type=button value='<<'"+
??? "??? onfocus='this.blur()' style='meizz:expression(this.disabled=parent.WebCalendar.thisYear==1000)'><input"+
??? "??? onfocus='this.blur()' name=prevMonth title='向前翻 1 月快捷键：←' onclick='parent.prevM()' type=button value='< '>"+
??? "??? </td><td align=center><input name=today type=button value='Today' onfocus='this.blur()' style='width: 50px;' title='当前日期快捷键：T'"+
??? "??? onclick=\"parent.returnDate(new Date().getDate() +'/'+ (new Date().getMonth() +1) +'/'+ new Date().getFullYear())\">"+
??? "??? </td><td align=right><input title='向后翻 1 月快捷键：→' name=nextMonth onclick='parent.nextM()' type=button value=' >'"+
??? "??? onfocus='this.blur()'><input name=nextYear title='向后翻 1 年快捷键：↓' onclick='parent.nextY()' type=button value='>>'"+
??? "??? onfocus='this.blur()' style='meizz:expression(this.disabled=parent.WebCalendar.thisYear==9999)'></td></tr></table>"+
??? "</td></tr><table></form></body></html>";
??? with(WebCalendar.iframe)
??? {
??????? document.writeln(strIframe); document.close();
??????? for(var i=0; i<WebCalendar.dayShow; i++)
??????? {
??????????? WebCalendar.dayObj[i] = eval("meizzDay"+ i);
??????????? WebCalendar.dayObj[i].onmouseover = dayMouseOver;
??????????? WebCalendar.dayObj[i].onmouseout? = dayMouseOut;
??????????? WebCalendar.dayObj[i].onclick???? = returnDate;
??????? }
??? }
}

function calendar() //主调函数
{
??? var e = window.event.srcElement;?? writeIframe();
??? var o = WebCalendar.calendar.style; WebCalendar.eventSrc = e;
?if (arguments.length == 0) WebCalendar.objExport = e;
??? else WebCalendar.objExport = eval(arguments[0]);

??? WebCalendar.iframe.tableWeek.style.cursor = WebCalendar.drag ? "move" : "default";
?var t = e.offsetTop,? h = e.clientHeight, l = e.offsetLeft, p = e.type;
?while (e = e.offsetParent){t += e.offsetTop; l += e.offsetLeft;}
??? o.display = ""; WebCalendar.iframe.document.body.focus();
??? var cw = WebCalendar.calendar.clientWidth, ch = WebCalendar.calendar.clientHeight;
??? var dw = document.body.clientWidth, dl = document.body.scrollLeft, dt = document.body.scrollTop;
???
??? if (document.body.clientHeight + dt - t - h >= ch) o.top = (p=="image")? t + h : t + h + 6;
??? else o.top? = (t - dt < ch) ? ((p=="image")? t + h : t + h + 6) : t - ch;
??? if (dw + dl - l >= cw) o.left = l; else o.left = (dw >= cw) ? dw - cw + dl : dl;

??? if? (!WebCalendar.timeShow) WebCalendar.dateReg = /^(\d{1,4})(-|\/)(\d{1,2})\2(\d{1,2})$/;
??? else WebCalendar.dateReg = /^(\d{1,4})(-|\/)(\d{1,2})\2(\d{1,2}) (\d{1,2}):(\d{1,2}):(\d{1,2})$/;

??? try{
??????? if (WebCalendar.objExport.value.trim() != ""){
??????????? WebCalendar.dateStyle = WebCalendar.objExport.value.trim().match(WebCalendar.dateReg);
??????????? if (WebCalendar.dateStyle == null)
??????????? {
??????????????? WebCalendar.thisYear?? = new Date().getFullYear();
??????????????? WebCalendar.thisMonth? = new Date().getMonth()+ 1;
??????????????? WebCalendar.thisDay??? = new Date().getDate();
??????????????? alert("原文本框里的日期有错误！\n可能与你定义的显示时分秒有冲突！");
??????????????? writeCalendar(); return false;
??????????? }
??????????? else
??????????? {
??????????????? WebCalendar.thisYear?? = parseInt(WebCalendar.dateStyle[1], 10);
??????????????? WebCalendar.thisMonth? = parseInt(WebCalendar.dateStyle[3], 10);
??????????????? WebCalendar.thisDay??? = parseInt(WebCalendar.dateStyle[4], 10);
??????????????? WebCalendar.inputDate? = parseInt(WebCalendar.thisDay, 10) +"/"+ parseInt(WebCalendar.thisMonth, 10) +"/"+
??????????????? parseInt(WebCalendar.thisYear, 10); writeCalendar();
??????????? }
??????? } else {
????????? WebCalendar.thisYear?? = new Date().getFullYear();
????????? WebCalendar.thisMonth? = new Date().getMonth()+ 1;
????????? WebCalendar.thisDay??? = new Date().getDate();
????????? writeCalendar();
??????? }
??? } catch(e) {
????? WebCalendar.thisYear?? = new Date().getFullYear();
????? WebCalendar.thisMonth? = new Date().getMonth()+ 1;
????? WebCalendar.thisDay??? = new Date().getDate();
????? writeCalendar();
??? }
}

function funMonthSelect() //月份的下拉框
{
??? var m = isNaN(parseInt(WebCalendar.thisMonth, 10)) ? new Date().getMonth() + 1 : parseInt(WebCalendar.thisMonth);
??? var e = WebCalendar.iframe.document.forms[0].tmpMonthSelect;
??? e.value = m; //e.focus();
??? //window.status = e.style.left;
}

function funYearSelect() //年份的下拉框
{
??? var e = WebCalendar.iframe.document.forms[0].tmpYearSelect;
??? var y = isNaN(parseInt(WebCalendar.thisYear, 10)) ? new Date().getFullYear() : parseInt(WebCalendar.thisYear);
??? e.value = y; //e.focus();
//??? if(e.value == "")
//??? {
//????? e.value = new Date().getFullYear();
//????? WebCalendar.thisYear = e.value;
//??? }
}

function prevM()? //往前翻月份
{
??? WebCalendar.thisDay = 1;
??? if (WebCalendar.thisMonth==1)
??? {
??????? WebCalendar.thisYear--;
??????? WebCalendar.thisMonth=13;
??? }
??? WebCalendar.thisMonth--; writeCalendar();
}

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