转载自：http://blog.csdn.net/sp308036654/article/details/50638348
<input type="text" class="time hotelDepartrue" datefmt="yyyy-MM-dd" onchange="checkDate(‘endDate‘)"/>
1：找到dwz.datepicker.js文件
2：在下面的文件中，把红色的部分添加进去
/**
* reference dwz.util.date.js
* @author [email protected]
*
*/
(function($){
$.setRegional("datepicker", {
dayNames:[‘Sun‘, ‘Mon‘, ‘Tue‘, ‘Wed‘, ‘Thu‘, ‘Fri‘, ‘Sat‘],
monthNames:[‘Jan‘, ‘Feb‘, ‘Mar‘, ‘Apr‘, ‘May‘, ‘Jun‘, ‘Jul‘, ‘Aug‘, ‘Sep‘, ‘Oct‘, ‘Nov‘, ‘Dec‘]
});
$.fn.datepicker = function(opts){
var setting = {
box$:"#calendar",
year$:"#calendar [name=year]", month$:"#calendar [name=month]",
tmInputs$:"#calendar .time :text", hour$:"#calendar .time .hh", minute$:"#calendar .time .mm", second$:"#calendar .time .ss",
tmBox$:"#calendar .tm", tmUp$:"#calendar .time .up", tmDown$:"#calendar .time .down",
close$:"#calendar .close", calIcon$:"a.inputDateButton",
main$:"#calendar .main", days$:"#calendar .days", dayNames$:"#calendar .dayNames",
clearBut$:"#calendar .clearBut", okBut$:"#calendar .okBut"
};
function changeTmMenu(sltClass){
var $tm = $(setting.tmBox$);
$tm.removeClass("hh").removeClass("mm").removeClass("ss");
if (sltClass) {
$tm.addClass(sltClass);
$(setting.tmInputs$).removeClass("slt").filter("." + sltClass).addClass("slt");
}
}
function clickTmMenu($input, type){
$(setting.tmBox$).find("."+type+" li").each(function(){
var $li = $(this);
$li.click(function(){
$input.val($li.text());
});
});
}
function keydownInt(e){
if (!((e.keyCode >= 48 && e.keyCode <= 57) || (e.keyCode == DWZ.keyCode.DELETE || e.keyCode == DWZ.keyCode.BACKSPACE))) { return false; }
}
function changeTm($input, type){
var ivalue = parseInt($input.val()), istart = parseInt($input.attr("start")) || 0, iend = parseInt($input.attr("end"));
var istep = parseInt($input.attr(‘step‘) || 1);
if (type == 1) {
if (ivalue <= iend-istep){$input.val(ivalue + istep);}
} else if (type == -1){
if (ivalue >= istart+istep){$input.val(ivalue - istep);}
} else if (ivalue > iend) {
$input.val(iend);
} else if (ivalue < istart) {
$input.val(istart);
}
}
return this.each(function(){
var $this = $(this);
var dp = new Datepicker($this.val(), opts);
function generateCalendar(dp){
var dw = dp.getDateWrap();
var minDate = dp.getMinDate();
var maxDate = dp.getMaxDate();
var monthStart = new Date(dw.year,dw.month-1,1);
var startDay = monthStart.getDay();
var dayStr="";
if (startDay > 0){
monthStart.setMonth(monthStart.getMonth() - 1);
var prevDateWrap = dp.getDateWrap(monthStart);
for(var t=prevDateWrap.days-startDay+1;t<=prevDateWrap.days;t++) {
var _date = new Date(dw.year,dw.month-2,t);
var _ctrClass = (_date >= minDate && _date <= maxDate) ? ‘‘ : ‘disabled‘;
dayStr+=‘<dd class="other ‘+_ctrClass+‘" chMonth="-1" day="‘ + t + ‘">‘+t+‘</dd>‘;
}
}
for(var t=1;t<=dw.days;t++){
var _date = new Date(dw.year,dw.month-1,t);
var _ctrClass = (_date >= minDate && _date <= maxDate) ? ‘‘ : ‘disabled‘;
if(t==dw.day){
dayStr+=‘<dd class="slt ‘+_ctrClass+‘" day="‘ + t + ‘">‘+t+‘</dd>‘;
}else{
dayStr+=‘<dd class="‘+_ctrClass+‘" day="‘ + t + ‘">‘+t+‘</dd>‘;
}
}
for(var t=1;t<=42-startDay-dw.days;t++){
var _date = new Date(dw.year,dw.month,t);
var _ctrClass = (_date >= minDate && _date <= maxDate) ? ‘‘ : ‘disabled‘;
dayStr+=‘<dd class="other ‘+_ctrClass+‘" chMonth="1" day="‘ + t + ‘">‘+t+‘</dd>‘;
}
var $days = $(setting.days$).html(dayStr).find("dd");
$days.not(‘.disabled‘).click(function(){
var $day = $(this);
if (!dp.hasTime()) {
$this.val(dp.formatDate(dp.changeDay($day.attr("day"), $day.attr("chMonth"))));
// 添加监听日期改变(PineTree添加)
$this.change();
closeCalendar();
} else {
$days.removeClass("slt");
$day.addClass("slt");
}
});
if (!dp.hasDate()) $(setting.main$).addClass(‘nodate‘); // 仅时间，无日期
if (dp.hasTime()) {
$("#calendar .time").show();
var $hour = $(setting.hour$).val(dw.hour).focus(function(){
changeTmMenu("hh");
});
var iMinute = parseInt(dw.minute / dp.opts.mmStep) * dp.opts.mmStep;
var $minute = $(setting.minute$).val(iMinute).attr(‘step‘,dp.opts.mmStep).focus(function(){
changeTmMenu("mm");
});
var $second = $(setting.second$).val(dp.hasSecond() ? dw.second : 0).attr(‘step‘,dp.opts.ssStep).focus(function(){
changeTmMenu("ss");
});
$hour.add($minute).add($second).click(function(){return false});
clickTmMenu($hour,"hh");
clickTmMenu($minute,"mm");
clickTmMenu($second,"ss");
$(setting.box$).click(function(){
changeTmMenu();
});
var $inputs = $(setting.tmInputs$);
$inputs.keydown(keydownInt).each(function(){
var $input = $(this);
$input.keyup(function(){
changeTm($input, 0);
});
});
$(setting.tmUp$).click(function(){
$inputs.filter(".slt").each(function(){
changeTm($(this), 1);
});
});
$(setting.tmDown$).click(function(){
$inputs.filter(".slt").each(function(){
changeTm($(this), -1);
});
});
if (!dp.hasHour()) $hour.attr("disabled",true);
if (!dp.hasMinute()) $minute.attr("disabled",true);
if (!dp.hasSecond()) $second.attr("disabled",true);
}
}
function closeCalendar() {
$(setting.box$).remove();
$(document).unbind("click", closeCalendar);
}
$this.click(function(event){
closeCalendar();
var dp = new Datepicker($this.val(), opts);
var offset = $this.offset();
var iTop = offset.top+this.offsetHeight;
$(DWZ.frag[‘calendarFrag‘]).appendTo("body").css({
left:offset.left+‘px‘,
top:iTop+‘px‘
}).show().click(function(event){
event.stopPropagation();
});
($.fn.bgiframe && $(setting.box$).bgiframe());
var dayNames = "";
$.each($.regional.datepicker.dayNames, function(i,v){
dayNames += "<dt>" + v + "</dt>"
});
$(setting.dayNames$).html(dayNames);
var dw = dp.getDateWrap();
var $year = $(setting.year$);
var yearstart = dp.getMinDate().getFullYear();
var yearend = dp.getMaxDate().getFullYear();
for(y=yearstart; y<=yearend; y++){
$year.append(‘<option value="‘+ y +‘"‘+ (dw.year==y ? ‘selected="selected"‘ : ‘‘) +‘>‘+ y +‘</option>‘);
}
var $month = $(setting.month$);
$.each($.regional.datepicker.monthNames, function(i,v){
var m = i+1;
$month.append(‘<option value="‘+ m +‘"‘+ (dw.month==m ? ‘selected="selected"‘ : ‘‘) +‘>‘+ v +‘</option>‘);
});
// generate calendar
generateCalendar(dp);
$year.add($month).change(function(){
dp.changeDate($year.val(), $month.val());
generateCalendar(dp);
});
// fix top
var iBoxH = $(setting.box$).outerHeight(true);
if (iTop > iBoxH && iTop > $(window).height()-iBoxH) {
$(setting.box$).css("top", offset.top - iBoxH);
}
$(setting.close$).click(function(){
closeCalendar();
});
$(setting.clearBut$).click(function(){
$this.val("");
closeCalendar();
// 添加日期改变监听(PineTree添加)
$this.change();
});
$(setting.okBut$).click(function(){
var $dd = $(setting.days$).find("dd.slt");
if ($dd.hasClass("disabled")) return false;
var date = dp.changeDay($dd.attr("day"), $dd.attr("chMonth"));
if (dp.hasTime()) {
date.setHours(parseInt($(setting.hour$).val()));
date.setMinutes(parseInt($(setting.minute$).val()));
date.setSeconds(parseInt($(setting.second$).val()));
}
$this.val(dp.formatDate(date));
closeCalendar();
// 添加日期改变监听(PineTree添加)
$this.change();
});
$(document).bind("click", closeCalendar);
return false;
});
$this.parent().find(setting.calIcon$).click(function(){
$this.trigger("click");
return false;
});
});
}
var Datepicker = function(sDate, opts) {
this.opts = $.extend({
pattern:‘yyyy-MM-dd‘,
minDate:"1900-01-01",
maxDate:"2099-12-31",
mmStep:1,
ssStep:1
}, opts);
//动态minDate、maxDate
var now = new Date();
this.opts.minDate = now.formatDateTm(this.opts.minDate);
this.opts.maxDate = now.formatDateTm(this.opts.maxDate);
this.sDate = sDate.trim();
}
$.extend(Datepicker.prototype, {
get: function(name) {
return this.opts[name];
},
_getDays: function (y,m){//获取某年某月的天数
return m==2?(y%4||!(y%100)&&y%400?28:29):(/4|6|9|11/.test(m)?30:31);
},
_minMaxDate: function(sDate){
var _count = sDate.split(‘-‘).length -1;
var _format = ‘y-M-d‘;
if (_count == 1) _format = ‘y-M‘;
else if (_count == 0) _format = ‘y‘;
return sDate.parseDate(_format);
},
getMinDate: function(){
return this._minMaxDate(this.opts.minDate);
},
getMaxDate: function(){
var _sDate = this.opts.maxDate;
var _count = _sDate.split(‘-‘).length -1;
var _date = this._minMaxDate(_sDate);
if (_count < 2) { //format:y-M、y
var _day = this._getDays(_date.getFullYear(), _date.getMonth()+1);
_date.setDate(_day);
if (_count == 0) {//format:y
_date.setMonth(11);
}
}
return _date;
},
getDateWrap: function(date){ //得到年,月,日
if (!date) date = this.parseDate(this.sDate) || new Date();
var y = date.getFullYear();
var m = date.getMonth()+1;
var days = this._getDays(y,m);
return {
year:y, month:m, day:date.getDate(),
hour:date.getHours(),minute:date.getMinutes(),second:date.getSeconds(),
days: days, date:date
}
},
/**
* @param {year:2010, month:05, day:24}
*/
changeDate: function(y, m, d){
var date = new Date(y, m - 1, d || 1);
this.sDate = this.formatDate(date);
return date;
},
changeDay: function(day, chMonth){
if (!chMonth) chMonth = 0;
var dw = this.getDateWrap();
return this.changeDate(dw.year, dw.month+parseInt(chMonth), day);
},
parseDate: function(sDate){
if (!sDate) return null;
return sDate.parseDate(this.opts.pattern);
},
formatDate: function(date){
return date.formatDate(this.opts.pattern);
},
hasHour: function() {
return this.opts.pattern.indexOf("H") != -1;
},
hasMinute: function() {
return this.opts.pattern.indexOf("m") != -1;
},
hasSecond: function() {
return this.opts.pattern.indexOf("s") != -1;
},
hasTime: function() {
return this.hasHour() || this.hasMinute() || this.hasSecond();
},
hasDate: function() {
var _dateKeys = [‘y‘,‘M‘,‘d‘,‘E‘];
for (var i=0; i<_dateKeys.length; i++){
if (this.opts.pattern.indexOf(_dateKeys[i]) != -1) return true;
}
return false;
}
});
})(jQuery);
原文地址：https://www.cnblogs.com/rainydayfmb/p/8283509.html