漂亮的JS日历控件 | 易学教程

代码如下:

<script>
/* alin */
/* Email:caoailin111@sohu.com */
/* QQ:38062022 */
/* Creation date: 2004-6-13 */
var myC_x,myC_y;
var myC_timeset=null,myC_timeset1=null;
var divObj=null;
var inputName;
function myCalendar() //构建对象
{
var myDate = new Date();
this.year = myDate.getFullYear();
this.month = myDate.getMonth()+1;
this.date = myDate.getDate();
this.format="yyyy-mm-dd";
this.style = myStyle(1);　
this.show = createCalendar;
this.input = createInput;
}
function myStyle(num) //设置样式
{
if(!num||isNaN(num)){alert('参数不对,采用默认样式！');num=1;}
　var style = new Array();
style[1]=".week{background-color:#DfDfff;font-size:12px;width:140px;}"
+".ds{width:140px;font-size:12px;cursor:hand}"
+".mover{border:1px solid black;background-color:#f4f4f4;}"
+".move1{border:1px solid #5d5d5d;background-color:#f4f4f4;color:#909eff;font-size:12px}"
+".tit{background-color:#909EFF;width:140px;font-size:12px;color:white;cursor:default}"
+".cs{position:absolute;border:1px solid #909eff;width:142px;left:0px;top:0px;z-index:9999;}"
+".shadow{position:absolute;left:0px;top:0px;font-family: Arial Black;font-size:50px;color:#d4d4d4;z-index:1;text-align:center;}";
document.write("<style type='text/css'>");
document.write(style[num]);
document.write("</style>");
}
function createCalendar()
{
var week = new Array('日','一','二','三','四','五','六');
document.write("<div class='cs' onselectstart='return false' oncontextmenu='return false' onmousedown='if(event.button==2)this.style.display=\"none\"' id='myC_div'><div class='shadow'></div><div style='position:absolute;left:0px;top:0px;z-index:1'>");
//创建头部
document.write("<table class='tit' id='myC_Top' onmousedown='myC_x=event.x-parentNode.parentNode.style.pixelLeft;myC_y=event.y-parentNode.parentNode.style.pixelTop;setCapture()' onmouseup='releaseCapture();' onmousemove='myCMove(this.parentElement.parentElement);'><tr><td width=10 onmouseover='this.style.color=\"black\"' onmouseout='this.style.color=\"\"' onclick='cutYear()' style='font-family: Webdings;cursor:hand;' title='减少年份'>7</td><td title='减少月份' onmouseover='this.style.color=\"black\"' onclick='cutMonth()' onmouseout='this.style.color=\"\"' width=10 style='font-family: Webdings;cursor:hand;'>3</td><td align=center onmouseover=this.className='move1'; onmouseout=this.className='';divHidden(myC.parentElement.nextSibling); onclick='createyear("+this.year+",this);divShow(myC.parentElement.nextSibling);'></td><td align=center onclick='createmonth("+this.month+",this);divShow(myC.parentElement.nextSibling)' onmouseover=this.className='move1'; onmouseout=this.className='';divHidden(myC.parentElement.nextSibling);></td><td width=10 onmouseover='this.style.color=\"black\"' onmouseout='this.style.color=\"\"' onclick='addMonth()' style='font-family: Webdings;cursor:hand;' title='增加月份'>4</td><td width=10 style='font-family: Webdings;cursor:hand;' onmouseover='this.style.color=\"black\"' onmouseout='this.style.color=\"\"' onclick='addYear()' title='增加年份'>8</td></tr></table>");
//创建星期条目
document.write("<table class='week'><tr>");
for(i=0;i<7;i++)
document.write("<td align=center>"+week[i]+"</td>");
document.write("</tr></table>");
//创建日期条目
document.write("<table class='ds' id='myC' cellspacing=2 cellpadding=0>");
for(i=0;i<6;i++)
{
document.write("<tr>");
for(j=0;j<7;j++)
document.write("<td width=10% height=16 align=center onmouseover='mOver(this)' onmouseout='mOut(this)' onclick='if(this.innerText!=\"\")getValue(inputName,this.innerText);myC_div.style.display=\"none\"'></td>");
document.write("</tr>");
}
document.write("</table>");
//建建水印
document.write("</div>");
//创建选择图层
document.write("<div style='position:absolute;left:0px;top:0px;z-index:3' onmouseover=divShow(this) onmouseout=divHidden(this)></div>");
document.write("</div>");
//显示日期
showDate(this.year,this.month);
myC_div.style.display='none';
}
function getValue(obj,value)
{
eval(obj).value=parseInt(myC_Top.cells[2].innerText)+"-"+parseInt(myC_Top.cells[3].innerText)+"-"+value;
}
function showDate(year,month)
{
var myDate = new Date(year,month-1,1);
var today = new Date();
var day = myDate.getDay();
var length = new Array(31,30,31,30,31,30,31,31,30,31,30,31);
length[1] = ((year%4==0)&&(year%100!=0)||(year%400==0))?29:28;
for(i=0;i<myC.cells.length;i++)myC.cells[i].innerHTML = "";
for(i=0;i<length[month-1];i++)
{
myC.cells[i+day].innerHTML = (i+1);
if(new Date(year,month-1,i+1).getDay()==6||new Date(year,month-1,i+1).getDay()==0){myC.cells[i+day].style.color='red';}
}
myC_Top.cells[2].innerText=year+"年";
myC_Top.cells[3].innerText=month+"月";
with(myC.parentNode.previousSibling.style)
{
pixelLeft=myC.offsetLeft;
pixelTop=myC.offsetTop;
height = myC.clientHeight;
width = myC.clientWidth;
}
myC.parentElement.parentElement.style.height=myC.parentElement.offsetHeight;
myC.parentElement.previousSibling.innerHTML=year;
}
//一些附加函数--------------------
//---------Begin-------------------
function mOver(obj){obj.className = 'mover';}
function mOut(obj){if(obj.className=='mover')obj.className = '';}
function addYear(){var year = parseInt(myC_Top.cells[2].innerText);var month = parseInt(myC_Top.cells[3].innerText); year++;showDate(year,month);}
function addMonth(){var year = parseInt(myC_Top.cells[2].innerText);var month = parseInt(myC_Top.cells[3].innerText);month++;if(month>12){month=1;year++;}showDate(year,month);}
function cutYear(){var year = parseInt(myC_Top.cells[2].innerText);var month = parseInt(myC_Top.cells[3].innerText);year--;showDate(year,month);}
function cutMonth(){var year = parseInt(myC_Top.cells[2].innerText);var month = parseInt(myC_Top.cells[3].innerText);month--;if(month<1){month=12;year--;}showDate(year,month);}
function divS(obj)
{
if(obj!=divObj)
{
obj.style.backgroundColor="#909eff";
obj.style.color='black';
}
if(divObj!=null)
{
divObj.style.backgroundColor='';
divObj.style.color='';
}
divObj = obj;
}
function divShow(obj)
{ if (myC_timeset!=null) clearTimeout(myC_timeset);
obj.style.display='block';
}
function divHidden(obj){myC_timeset=window.setTimeout(function(){obj.style.display='none'},500);}
function createyear(year,obj)//创建年份选择
{
var ystr;
var oDiv;
ystr="<table class='move1' cellspacing=0 cellpadding=2 width="+obj.offsetWidth+">";
ystr+="<tr><td style='cursor:hand' onclick='createyear("+(year-20)+",myC_Top.cells[2])' align=center>上翻</td></tr>";
for(i=year-10;i<year+10;i++)
if(year==i)
ystr+="<tr style='background-color:#909eff'><td style='color:black;height:16px;cursor:hand' align=center onclick='myC_Top.cells[2].innerText=this.innerText;showDate("+i+",parseInt(myC_Top.cells[3].innerText));myC.parentElement.nextSibling.innerHTML=\"\"'>"+i+"年</td></tr>";
else
ystr+="<tr><td align=center style='cursor:hand' onmouseover=divS(this) onclick='myC_Top.cells[2].innerText=this.innerText;showDate("+i+",parseInt(myC_Top.cells[3].innerText));myC.parentElement.nextSibling.innerHTML=\"\"'>"+i+"年</td></tr>";
ystr+="<tr><td style='cursor:hand' onclick='createyear("+(year+20)+",myC_Top.cells[2])' align=center>下翻</td></tr>";
ystr+="</table>";
oDiv = myC.parentElement.nextSibling;
oDiv.innerHTML='';
oDiv.innerHTML = ystr;
showDiv(oDiv,obj.offsetTop+obj.offsetHeight,obj.offsetLeft);
}
function createmonth(month,obj)//创建月份选择
{
var mstr;
var oDiv;
mstr="<table class='move1' cellspacing=0 cellpadding=2 width="+(obj.offsetWidth+5)+">";
for(i=1;i<13;i++)
if (month==i)
mstr+="<tr style='background-color:#909eff'><td style='color:black;height:16px;cursor:hand' align=center onclick='myC_Top.cells[3].innerText=this.innerText;showDate(parseInt(myC_Top.cells[2].innerText),"+i+");myC.parentElement.nextSibling.innerHTML=\"\"'>"+i+"月</td></tr>";
else
mstr+="<tr><td align=center style='cursor:hand' onmouseover='divS(this)' onclick='myC_Top.cells[3].innerText=this.innerText;showDate(parseInt(myC_Top.cells[2].innerText),"+i+");myC.parentElement.nextSibling.innerHTML=\"\"'>"+i+"月</td></tr>";
mstr+="</table>";
oDiv = myC.parentElement.nextSibling;
oDiv.innerHTML='';
oDiv.innerHTML = mstr;
showDiv(oDiv,obj.offsetTop+obj.offsetHeight,obj.offsetLeft);
}
function showDiv(obj,top,left)
{
obj.style.pixelTop=top;
obj.style.pixelLeft=left;
}
function myCMove(obj)
{
if(event.button==1)
{
var X = obj.clientLeft;
var Y = obj.clientTop;
obj.style.pixelLeft= X+(event.x-myC_x);
obj.style.pixelTop= Y+(event.y-myC_y);
window.status=myC_y;
}
}
function showDiv2(obj)
{
inputName=obj.name;
var e=obj;
var ot = obj.offsetTop;
var ol=obj.offsetLeft;
while(obj=obj.parentElement){ot+=obj.offsetTop;ol+=obj.offsetLeft;}
myC_div.style.pixelTop=ot+e.offsetHeight;
myC_div.style.pixelLeft=ol;
myC_div.style.display="block";
}
function createInput(name)
{myC_div.style.display='none';
document.write("<input type='text' name='"+name+"' size=20 onfocus='showDiv2(this)'>");
}
// --------------End ---------------------
</script>
<script>
var myCalendar=new myCalendar;
myCalendar.year=2006;
myCalendar.show();
myCalendar.input("txt1");
</script>
<input type="text" name="test" onfocus="showDiv2(this)" readonly=true>

[Ctrl+A 全选提示:你可先修改部分代码,再点运行代码]

来源：https://www.cnblogs.com/Dicky/archive/2006/09/03/493891.html

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