您的位置:首页 > Web前端 > JavaScript

js写的实用小日历

2007-12-22 23:51 218 查看
效果图:

源码:


<HTML>


<HEAD>


<TITLE>日期选择器</TITLE>


<SCRIPT type="text/javascript">




/**//**


* 返回日期


* @param d the delimiter


* @param p the pattern of your date


* @author Xinge(修改)


*/




String.prototype.toDate = function(x, p) ...{


if(x == null) x = "-";


if(p == null) p = "ymd";


var a = this.split(x);


var y = parseInt(a[p.indexOf("y")]);


//remember to change this next century ;)


if(y.toString().length <= 2) y += 2000;


if(isNaN(y)) y = new Date().getFullYear();


var m = parseInt(a[p.indexOf("m")]) - 1;


var d = parseInt(a[p.indexOf("d")]);


if(isNaN(d)) d = 1;


return new Date(y, m, d);


}






/**//**


* 格式化日期


* @param d the delimiter


* @param p the pattern of your date


* @author Xinge(修改)


*/




Date.prototype.format = function(style) ...{




var o = ...{


"M+" : this.getMonth() + 1, //month


"d+" : this.getDate(), //day


"h+" : this.getHours(), //hour


"m+" : this.getMinutes(), //minute


"s+" : this.getSeconds(), //second


"w+" : "天一二三四五六".charAt(this.getDay()), //week


"q+" : Math.floor((this.getMonth() + 3) / 3), //quarter


"S" : this.getMilliseconds() //millisecond


}




if(/(y+)/.test(style)) ...{


style = style.replace(RegExp.$1,


(this.getFullYear() + "").substr(4 - RegExp.$1.length));


}




for(var k in o)...{




if(new RegExp("("+ k +")").test(style))...{


style = style.replace(RegExp.$1,


RegExp.$1.length == 1 ? o[k] :


("00" + o[k]).substr(("" + o[k]).length));


}


}


return style;


};






/**//**


* 日历类


* @param beginYear 1990


* @param endYear 񎧚


* @param lang ŀ(中文)|1(英语) 可自由扩充


* @param dateFormatStyle "yyyy-MM-dd";


* @version 2007-03-16


* @author Xinge(修改)


* @update


*/




function Calendar(lang,beginYear,endYear,dateFormatStyle) ...{


this.beginYear = 1990;


this.endYear = 2010;


this.lang = 0; //0(中文) | 1(英文)


this.dateFormatStyle = "yyyy-MM-dd";






if (beginYear != null && endYear != null)...{


this.beginYear = beginYear;


this.endYear = endYear;


}




if (lang != null)...{


this.lang = lang


}






if (dateFormatStyle != null)...{


this.dateFormatStyle = dateFormatStyle


}




this.dateControl = null;


this.panel = this.getElementById("calendarPanel");


this.form = null;




this.date = new Date();


this.year = this.date.getFullYear();


this.month = this.date.getMonth();








this.colors = ...{


"cur_word" : "#FFFFFF", //当日日期文字颜色


"cur_bg" : "#00FF00", //当日日期单元格背影色


"sun_word" : "#FF0000", //星期天文字颜色


"sat_word" : "#0000FF", //星期六文字颜色


"td_word_light" : "#000000", //单元格文字颜色


"td_word_dark" : "#CCCCCC", //单元格文字暗色


"td_bg_out" : "#FFFFFF", //单元格背影色


"td_bg_over" : "#FFCC00", //单元格背影色


"tr_word" : "#FFFFFF", //日历头文字颜色


"tr_bg" : "#FF6600", //日历头背影色


"input_border" : "#CCCCCC", //input控件的边框颜色


"input_bg" : "#EFEFEF" //input控件的背影色


}




this.draw();


this.bindYear();


this.bindMonth();


this.changeSelect();


this.bindData();


}






/**//**


* 日历类属性(语言包,可自由扩展)


*/




Calendar.language = ...{


"year" : [[""], [""]],


"months" : [["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"],


["JAN","FEB","MAR","APR","MAY","JUN","JUL","AUG","SEP","OCT","NOV","DEC"]


],


"weeks" : [["日","一","二","三","四","五","六"],


["SUN","MON","TUR","WED","THU","FRI","SAT"]


],


"clear" : [["清空"], ["CLS"]],


"today" : [["今天"], ["TODAY"]],


"close" : [["关闭"], ["CLOSE"]]


}






Calendar.prototype.draw = function() ...{


calendar = this;




var mvAry = [];


mvAry[mvAry.length] = ' <form name="calendarForm" style="margin: 0px;">';


mvAry[mvAry.length] = ' <table width="100%" border="0" cellpadding="0" cellspacing="0">';


mvAry[mvAry.length] = ' <tr>';


mvAry[mvAry.length] = ' <th align="left" width="1%"><input style="border: 1px solid ' + calendar.colors["input_border"] + ';background-color:' + calendar.colors["input_bg"] + ';width:16px;height:20px;" name="prevMonth" type="button" id="prevMonth" value="<" /></th>';


mvAry[mvAry.length] = ' <th align="center" width="98%" nowrap="nowrap"><select name="calendarYear" id="calendarYear" style="font-size:12px;width:50%;"></select><select name="calendarMonth" id="calendarMonth" style="font-size:12px;width:50%;"></select></th>';


mvAry[mvAry.length] = ' <th align="right" width="1%"><input style="border: 1px solid ' + calendar.colors["input_border"] + ';background-color:' + calendar.colors["input_bg"] + ';width:16px;height:20px;" name="nextMonth" type="button" id="nextMonth" value=">" /></th>';


mvAry[mvAry.length] = ' </tr>';


mvAry[mvAry.length] = ' </table>';


mvAry[mvAry.length] = ' <table id="calendarTable" width="100%" style="border:0px solid #CCCCCC;background-color:#DDD" border="0" cellpadding="3" cellspacing="1">';


mvAry[mvAry.length] = ' <tr>';




for(var i = 0; i < 7; i++) ...{


mvAry[mvAry.length] = ' <th style="font-weight:normal;background-color:' + calendar.colors["tr_bg"] + ';color:' + calendar.colors["tr_word"] + ';">' + Calendar.language["weeks"][this.lang][i] + '</th>';


}


mvAry[mvAry.length] = ' </tr>';




for(var i = 0; i < 6;i++)...{


mvAry[mvAry.length] = ' <tr align="center">';




for(var j = 0; j < 7; j++) ...{




if (j == 0)...{


mvAry[mvAry.length] = ' <td style="cursor:default;color:' + calendar.colors["sun_word"] + ';"></td>';




} else if(j == 6) ...{


mvAry[mvAry.length] = ' <td style="cursor:default;color:' + calendar.colors["sat_word"] + ';"></td>';




} else ...{


mvAry[mvAry.length] = ' <td style="cursor:default;"></td>';


}


}


mvAry[mvAry.length] = ' </tr>';


}


mvAry[mvAry.length] = ' <tr style="background-color:' + calendar.colors["input_bg"] + ';">';


mvAry[mvAry.length] = ' <th colspan="2"><input name="calendarClear" type="button" id="calendarClear" value="' + Calendar.language["clear"][this.lang] + '" style="border: 1px solid ' + calendar.colors["input_border"] + ';background-color:' + calendar.colors["input_bg"] + ';width:100%;height:20px;font-size:12px;"/></th>';


mvAry[mvAry.length] = ' <th colspan="3"><input name="calendarToday" type="button" id="calendarToday" value="' + Calendar.language["today"][this.lang] + '" style="border: 1px solid ' + calendar.colors["input_border"] + ';background-color:' + calendar.colors["input_bg"] + ';width:100%;height:20px;font-size:12px;"/></th>';


mvAry[mvAry.length] = ' <th colspan="2"><input name="calendarClose" type="button" id="calendarClose" value="' + Calendar.language["close"][this.lang] + '" style="border: 1px solid ' + calendar.colors["input_border"] + ';background-color:' + calendar.colors["input_bg"] + ';width:100%;height:20px;font-size:12px;"/></th>';


mvAry[mvAry.length] = ' </tr>';


mvAry[mvAry.length] = ' </table>';


mvAry[mvAry.length] = ' </form>';


this.panel.innerHTML = mvAry.join("");


this.form = document.forms["calendarForm"];






this.form.prevMonth.onclick = function () ...{calendar.goPrevMonth(this);}




this.form.nextMonth.onclick = function () ...{calendar.goNextMonth(this);}






this.form.calendarClear.onclick = function () ...{calendar.dateControl.value = "";calendar.hide();}




this.form.calendarClose.onclick = function () ...{calendar.hide();}




this.form.calendarYear.onchange = function () ...{calendar.update(this);}




this.form.calendarMonth.onchange = function () ...{calendar.update(this);}




this.form.calendarToday.onclick = function () ...{


var today = new Date();


calendar.date = today;


calendar.year = today.getFullYear();


calendar.month = today.getMonth();


calendar.changeSelect();


calendar.bindData();


calendar.dateControl.value = today.format(calendar.dateFormatStyle);


calendar.hide();


}




}




//年份下拉框绑定数据




Calendar.prototype.bindYear = function() ...{


var cy = this.form.calendarYear;


cy.length = 0;




for (var i = this.beginYear; i <= this.endYear; i++)...{


cy.options[cy.length] = new Option(i + Calendar.language["year"][this.lang], i);


}


}




//月份下拉框绑定数据




Calendar.prototype.bindMonth = function() ...{


var cm = this.form.calendarMonth;


cm.length = 0;




for (var i = 0; i < 12; i++)...{


cm.options[cm.length] = new Option(Calendar.language["months"][this.lang][i], i);


}


}




//向前一月




Calendar.prototype.goPrevMonth = function(e)...{




if (this.year == this.beginYear && this.month == 0)...{return;}


this.month--;




if (this.month == -1) ...{


this.year--;


this.month = 11;


}


this.date = new Date(this.year, this.month, 1);


this.changeSelect();


this.bindData();


}




//向后一月




Calendar.prototype.goNextMonth = function(e)...{




if (this.year == this.endYear && this.month == 11)...{return;}


this.month++;




if (this.month == 12) ...{


this.year++;


this.month = 0;


}


this.date = new Date(this.year, this.month, 1);


this.changeSelect();


this.bindData();


}




//改变SELECT选中状态




Calendar.prototype.changeSelect = function() ...{


var cy = this.form.calendarYear;


var cm = this.form.calendarMonth;




for (var i= 0; i < cy.length; i++)...{




if (cy.options[i].value == this.date.getFullYear())...{


cy[i].selected = true;


break;


}


}




for (var i= 0; i < cm.length; i++)...{




if (cm.options[i].value == this.date.getMonth())...{


cm[i].selected = true;


break;


}


}


}




//更新年、月




Calendar.prototype.update = function (e)...{


this.year = e.form.calendarYear.options[e.form.calendarYear.selectedIndex].value;


this.month = e.form.calendarMonth.options[e.form.calendarMonth.selectedIndex].value;


this.date = new Date(this.year, this.month, 1);


this.changeSelect();


this.bindData();


}




//绑定数据到月视图




Calendar.prototype.bindData = function () ...{


var calendar = this;


var dateArray = this.getMonthViewArray(this.date.getYear(), this.date.getMonth());


var tds = this.getElementById("calendarTable").getElementsByTagName("td");




for(var i = 0; i < tds.length; i++) ...{


//tds[i].style.color = calendar.colors["td_word_light"];


tds[i].style.backgroundColor = calendar.colors["td_bg_out"];




tds[i].onclick = function () ...{return;}




tds[i].onmouseover = function () ...{return;}




tds[i].onmouseout = function () ...{return;}


if (i > dateArray.length - 1) break;


tds[i].innerHTML = dateArray[i];




if (dateArray[i] != " ")...{




tds[i].onclick = function () ...{




if (calendar.dateControl != null)...{


calendar.dateControl.value = new Date(calendar.date.getFullYear(),


calendar.date.getMonth(),


this.innerHTML).format(calendar.dateFormatStyle);


}


calendar.hide();


}




tds[i].onmouseover = function () ...{


this.style.backgroundColor = calendar.colors["td_bg_over"];


}




tds[i].onmouseout = function () ...{


this.style.backgroundColor = calendar.colors["td_bg_out"];


}


if (new Date().format(calendar.dateFormatStyle) ==


new Date(calendar.date.getFullYear(),


calendar.date.getMonth(),




dateArray[i]).format(calendar.dateFormatStyle)) ...{


//tds[i].style.color = calendar.colors["cur_word"];


tds[i].style.backgroundColor = calendar.colors["cur_bg"];




tds[i].onmouseover = function () ...{


this.style.backgroundColor = calendar.colors["td_bg_over"];


}




tds[i].onmouseout = function () ...{


this.style.backgroundColor = calendar.colors["cur_bg"];


}


}//end if


}


}


}




//根据年、月得到月视图数据(数组形式)




Calendar.prototype.getMonthViewArray = function (y, m) ...{


var mvArray = [];


var dayOfFirstDay = new Date(y, m, 1).getDay();


var daysOfMonth = new Date(y, m + 1, 0).getDate();




for (var i = 0; i < 42; i++) ...{


mvArray[i] = " ";


}




for (var i = 0; i < daysOfMonth; i++)...{


mvArray[i + dayOfFirstDay] = i + 1;


}


return mvArray;


}




//扩展 document.getElementById(id) 多浏览器兼容性




Calendar.prototype.getElementById = function(id)...{


if (typeof(id) != "string" || id == "") return null;


if (document.getElementById) return document.getElementById(id);


if (document.all) return document.all(id);




try ...{return eval(id);} catch(e)...{ return null;}


}




//扩展 object.getElementsByTagName(tagName)




Calendar.prototype.getElementsByTagName = function(object, tagName)...{


if (document.getElementsByTagName) return document.getElementsByTagName(tagName);


if (document.all) return document.all.tags(tagName);


}




//取得HTML控件绝对位置




Calendar.prototype.getAbsPoint = function (e)...{


var x = e.offsetLeft;


var y = e.offsetTop;




while(e = e.offsetParent)...{


x += e.offsetLeft;


y += e.offsetTop;


}




return ...{"x": x, "y": y};


}




//显示日历




Calendar.prototype.show = function (dateControl, popControl) ...{




if (dateControl == null)...{


throw new Error("arguments[0] is necessary")


}


this.dateControl = dateControl;




if (dateControl.value.length > 0)...{


this.date = new Date(dateControl.value.toDate());


this.year = this.date.getFullYear();


this.month = this.date.getMonth();


this.changeSelect();


this.bindData();


}




if (popControl == null)...{


popControl = dateControl;


}


var xy = this.getAbsPoint(popControl);


this.panel.parentNode.style.left = xy.x + "px";


this.panel.parentNode.style.top = (xy.y + dateControl.offsetHeight) + "px";


this.panel.parentNode.style.visibility = "visible";


}




//隐藏日历




Calendar.prototype.hide = function() ...{


this.panel.parentNode.style.visibility = "hidden";


}






var html = '<div style="


position:absolute;visibility:hidden;z-index:9999;background-color:#fff;border:2px solid #ccc;width:225px;font-size:12px;


"><iframe style="position:absolute;width:100%;height:199px;z-index:-1;border:none"></iframe>


<div id="calendarPanel"></div>


</div>';


document.write(html);




</SCRIPT>


</HEAD>


<BODY>


<!--


//英文:


new Calendar(1).show(this)


-->


<INPUT class=textbox onclick="new Calendar(0).show(this)"


readOnly size="23" value="2007-03-16" name=postTime>


</BODY>


</HTML>
内容来自用户分享和网络整理,不保证内容的准确性,如有侵权内容,可联系管理员处理 点击这里给我发消息
标签: