ASP（JS）—日期时间控件

<!----------setday.js------------------>

<!-----------JS控制时间弹出窗口------------------>

function cnVeryCalendar()
{
//Style
var border_frame = '#468DDD';
var border_inner = '#f6f6f6';
var fore_frameCaption = '#ffffff';
var back_frameCaption = '#468DDD';
var fore_currentMonth = '#ff0000';
var back_weekName = '#e9e9e9';
var back_nullDay = '#fafafa';
var fore_dayMouseOver = '#ff6600';
var back_dayMouseOver = '#eeeeee';
var font_cnChar = 'font-family:宋体,sans-serif; font-size:12px;';
var font_numChar = 'font-family:tahoma,arial,sans-seirf; font-size:11px;';
var style_cell = 'line-height:14px; border-color:' + border_inner;
var today_decoration = "font-weight:bold; background:url('images/calendar_today.gif') center no-repeat;"
// "font-weight:bold"

//Declare
var reciever;
var today = new Date();
var y = today.getFullYear();
var m = today.getMonth() + 1;

//Return Max Days In The Month
this.daysInMonth = function(y, m)
{
switch (m)
{
case 1:
case 3:
case 5:
case 7:
case 8:
case 10:
case 12:
return 31;
case 4:
case 6:
case 9:
case 11:
return 30;
case 2:
//Is Leep Year
if (y % 4 != 0)
{
return 28;
}
if (y % 100 == 0)
{
return y % 400 == 0 ? 29 : 28;
}
return 29;
}
}

//Generate Codes
this.generateCalendarTable = function()
{
var i;
var j = new Date(y, m-1, 1).getDay();
var k = this.daysInMonth(y, m);
var body = '';

//Frame Table Header
body += "<table align='center' cellpadding='2' cellspacing='1' width='100%' height='100%' style='border:1px " + border_frame + " solid; background:white;'>";
body += " <tr>";
body += " <td style='background:" + back_frameCaption + ";" + font_cnChar + "' height='20'>";
body += " <div style='color:" + fore_frameCaption + "; float:left'><b>选择日期</b></div>";
body += " <div style='float:right'>";
body += " <a href=/"javascript:calendar.setValue('')/" style='color:" + fore_frameCaption + "; text-decoration:none;" + font_cnChar + "'>[擦除]</a> ";
body += " <a href='javascript:calendar.fadeOut()' style='color:" + fore_frameCaption + "; text-decoration:none;" + font_cnChar + "'>[关闭]</a>";
body += " </div>";
body += " </td>";
body += " </tr>";
body += " <tr>";
body += " <td style='padding-bottom:0px'>";
body += " <table align='center' width='99%' cellpadding='0' cellspacing='0'>";
body += " <tr>";
body += " <td style='" + font_cnChar + "'><a href='javascript:calendar.loadPreviousYear()' style='text-decoration:none; color:" + fore_dayMouseOver + "'><font face='webdings'>3</font></a>年<a href='javascript:calendar.loadNextYear()' style='text-decoration:none; color:" + fore_dayMouseOver + "'><font face='webdings'>4</font></a></td>";
body += " <td align='center' nowrap='nowrap' style='color:" + fore_currentMonth + ";" + font_cnChar + "'><b>"+ y + "年" + m + "月</b></td>";
body += " <td align='right' style='" + font_cnChar + "'><a href='javascript:calendar.loadPreviousMonth()' style='text-decoration:none; color:" + fore_dayMouseOver + "'><font face='webdings'>3</font></a>月<a href='javascript:calendar.loadNextMonth()' style='text-decoration:none; color:" + fore_dayMouseOver + "'><font face='webdings'>4</font></a></td>";
body += " </tr>";
body += " </table>";
body += " </td>";
body += " </tr>";
body += " <tr>";
body += " <td>";

//Calendar Table Header
body += "<table align='center' width='99%' cellpadding='3' cellspacing='0' border='1' bordercolor='" + border_inner + "' style='border-collapse:collapse; table-layout:fixed;'>";
body += " <tr align='center' style='background:" + back_weekName + "'>";
body += " <td style='" + font_cnChar + style_cell + "'>日</td>";
body += " <td style='" + font_cnChar + style_cell + "'>一</td>";
body += " <td style='" + font_cnChar + style_cell + "'>二</td>";
body += " <td style='" + font_cnChar + style_cell + "'>三</td>";
body += " <td style='" + font_cnChar + style_cell + "'>四</td>";
body += " <td style='" + font_cnChar + style_cell + "'>五</td>";
body += " <td style='" + font_cnChar + style_cell + "'>六</td>";
body += " </tr>";

//Insert Null Days Before The First Day In Current Month
if (j != 0)
{
body += "<tr align='center'>";
body += ("<td style='background:" + back_nullDay + style_cell + "' colspan='" + j + "'></td>");
}

//Loop Each Days In Current Month
for (i=1; i<=k; i++)
{
//Row Begin
if ((i+j) % 7 == 1)
{
body += "<tr align='center'>";
}

//Cells Day By Day
body += "<td";
body += " onmouseover=/"this.style.backgroundColor='" + back_dayMouseOver + "'; this.style.color='" + fore_dayMouseOver + "'/"";
body += " onmouseout=/"this.style.backgroundColor=''; this.style.color=''/"";
body += " onclick=/"calendar.setValue('" + y + "-" + m + "-" + i + "')/"";
if (y == today.getFullYear() && m == today.getMonth()+1 && i == today.getDate())
{
body += " style=/"cursor:hand; " + today_decoration + "; " + font_numChar + style_cell + "/"";
}
else
{
body += " style='cursor:hand; " + font_numChar + style_cell + "'";
}
body += ">" + i + "</td>";

//Row End
if ((i+j) % 7 == 0)
{
body += ("</tr>");
}
}

//Append Null Days After The Last Day In Current Month
if ((i+j) % 7 != 0)
{
body += ("<td style='background:" + back_nullDay + style_cell + "' colspan='" + (8 - (i+j)%7) + "'></td>");
body += ("</tr>");
}
if (j < (36-k))
{
body += ("<tr><td colspan='7' style='background:" + back_nullDay + style_cell + "'> </td></tr>");
}
if (j == 0 && k == 28)
{
body += ("<tr><td colspan='7' style='background:" + back_nullDay + style_cell + "'> </td></tr>");
}

//End Calendar Table
body += "</table>";

//End Frame Table
body += "</td></tr></table>";

//Return
return body;
}

//Load Previous Year
this.loadPreviousYear = function()
{
y--;
__cnVeryCalendarContainer.innerHTML = this.generateCalendarTable();
}
this.loadNextYear = function()
{
y++;
__cnVeryCalendarContainer.innerHTML = this.generateCalendarTable();
}
this.loadPreviousMonth = function()
{
m--;
if (m < 1)
{
m = 12;
y--;
}
__cnVeryCalendarContainer.innerHTML = this.generateCalendarTable();
}
this.loadNextMonth = function()
{
m++;
if (m > 12)
{
m = 1;
y++;
}
__cnVeryCalendarContainer.innerHTML = this.generateCalendarTable();
}

//Get Position
this.getAbsolutePosition = function(element)
{
var point = { x: element.offsetLeft, y: element.offsetTop };
//Recursion
if (element.offsetParent)
{
var parentPoint = this.getAbsolutePosition(element.offsetParent);
point.x += parentPoint.x;
point.y += parentPoint.y;
}
return point;
};

//Pop Layer
this.setHook = function(dateField)
{

if (__cnVeryCalendarContainer.style.display != 'none' && reciever.id == dateField.id)
{
__cnVeryCalendarContainer.style.display = 'none';
return;
}
reciever = dateField;

//-- 如果不想在第二次打开日历时回归为当前月，则把下面两行注释掉或删掉 --
y = today.getFullYear();
m = today.getMonth() + 1;
//----------------------------

var point = this.getAbsolutePosition(dateField);
// __cnVeryCalendarContainer.style.left = (point.x + dateField.offsetWidth + 5) + 'px';
// __cnVeryCalendarContainer.style.top = point.y + 'px';
__cnVeryCalendarContainer.style.left = (point.x ) + 'px';
__cnVeryCalendarContainer.style.top = (point.y + 20) + 'px';
__cnVeryCalendarContainer.innerHTML = this.generateCalendarTable();
__cnVeryCalendarContainer.style.display = '';
}

//Hide Layer
this.fadeOut = function()
{
__cnVeryCalendarContainer.style.display = 'none';
}

//Click a Day Cell To Add The Value
this.setValue = function(date)
{
reciever.value = date;
this.fadeOut();
}
}

//Render Instance
document.write("<div id='__cnVeryCalendarContainer' style='width:200px; height:190px; position:absolute; float:left; display:none; z-index:999'></div>");
var calendar = new cnVeryCalendar();

<!-------------------显示时间调用页面---------------------->

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title><%=JMApplicationTitle %></title>
<script language="JavaScript" src="../setday.js"></script>

</head>
<body>
<form id="yuliangform1" name="yuliangform1" method="post" target="_self">

<table id="datagrid" width="680" border="0" align="center" cellpadding="0" cellspacing="0" bordercolor="#ffffff" bordercolordark="#FFFFFF" bordercolorlight="#000000" >
<tr align="center">
<td width="80" height="35" border=#568ac2 background="../images/button1.jpg" align="center" onClick="yuliangxz('ri')" onmousemove="javascript:this.style.cursor='hand';">日雨量</td>
<td width="20"></td>
<td width="80" height="35" border=#568ac2 background="../images/button1.jpg" align="center" onClick="yuliangxz('shi')" onmousemove="javascript:this.style.cursor='hand';">小时雨量</td>
<td width="40"></td>
<td width="220" height="35" border=#568ac2 align="center"><STRONG>启始时间:<input size="11" name='stDate' id='stDate' value='' readonly='readonly' style='cursor:hand' onclick=calendar.setHook(this) title='请选择开始日期'><select name="fromtime"></select> 
</STRONG></font></td>
<td width="220" height="35" border=#568ac2 align="center"><STRONG>结束时间:<input size="11" name='edDate' id='edDate' value='' readonly='readonly' style='cursor:hand' onclick=calendar.setHook(this) title='请选择截止日期'><select name="totime"></select> 
</STRONG></font></td>
<td width="20"></td>
</tr>
</table>
</form>

</body>
</html>

<!------------------------给时间框赋初值--------------------------->

<script language="javascript">
var now = new Date();
var yy = now.getYear();
var mm = now.getMonth()+1;
var dd = now.getDate();
thisdate = yy + "-" + mm + "-" + dd
document.getElementById("stdate").value = thisdate;
document.getElementById("eddate").value = thisdate;
for ( var i = 0 ;i <= 23;i++ ){
oOption = document.createElement( "OPTION" );
oOption.value = i;
oOption.text = i ;
yuliangform1.fromtime.options.add( oOption );
if ( i == 8 )
oOption.selected = true;
oOption = document.createElement( "OPTION" );
oOption.value = i;
oOption.text = i ;
yuliangform1.totime.options.add( oOption );
if ( i == 8 )
oOption.selected = true;
}
</script>