zoumaliveServer/admin/Tpl/default/Common/new/public/jquery.dateinputpack.js

DateInput = (function($) {
	function DateInput(el, opts) {
		if (typeof(opts) != "object") opts = {};
		$.extend(this, DateInput.DEFAULT_OPTS, opts);
		this.input = $(el);
		this.bindMethodsToObj("show", "hide", "hideIfClickOutside", "keydownHandler", "selectDate");
		this.build();
		this.selectDate();
		this.hide()
	};
	DateInput.DEFAULT_OPTS = {
		month_names: ["一月份", "二月份", "三月份", "四月份", "五月份", "六月份", "七月份", "八月份", "九月份", "十月份", "十一月份", "十二月份"],
		short_month_names: ["1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12"],
		short_day_names: ["日", "一", "二", "三", "四", "五", "六"],
		start_of_week: 1
	};
	DateInput.prototype = {
		build: function() {
			var monthNav = $('<p class="month_nav">' + '<span class="button prev" title="[Page-Up]">&#171;</span>' + ' <span class="month_name"></span> ' + '<span class="button next" title="[Page-Down]">&#187;</span>' + '</p>');
			this.monthNameSpan = $(".month_name", monthNav);
			$(".prev", monthNav).click(this.bindToObj(function() {
				this.moveMonthBy( - 1)
			}));
			$(".next", monthNav).click(this.bindToObj(function() {
				this.moveMonthBy(1)
			}));
			var yearNav = $('<p class="year_nav">' + '<span class="button prev" title="[Ctrl+Page-Up]">&#171;</span>' + ' <span class="year_name"></span> ' + '<span class="button next" title="[Ctrl+Page-Down]">&#187;</span>' + '</p>');
			this.yearNameSpan = $(".year_name", yearNav);
			$(".prev", yearNav).click(this.bindToObj(function() {
				this.moveMonthBy( - 12)
			}));
			$(".next", yearNav).click(this.bindToObj(function() {
				this.moveMonthBy(12)
			}));
			var nav = $('<div class="nav"></div>').append(monthNav, yearNav);
			var tableShell = "<table><thead><tr>";
			$(this.adjustDays(this.short_day_names)).each(function() {
				tableShell += "<th>" + this + "</th>"
			});
			tableShell += "</tr></thead><tbody></tbody></table>";
			this.dateSelector = this.rootLayers = $('<div class="date_selector"></div>').append(nav, tableShell).insertAfter(this.input);

			if ($.browser.msie && $.browser.version < 7) {
				this.ieframe = $('<iframe class="date_selector_ieframe" frameborder="0" src="#"></iframe>').insertBefore(this.dateSelector);
				this.rootLayers = this.rootLayers.add(this.ieframe);
				$(".button", nav).mouseover(function() {
					$(this).addClass("hover")
				});
				$(".button", nav).mouseout(function() {
					$(this).removeClass("hover")
				})
			};
			this.tbody = $("tbody", this.dateSelector);
			this.input.change(this.bindToObj(function() {
				this.selectDate()
			}));
			this.selectDate()
		},
		selectMonth: function(date) {
			var newMonth = new Date(date.getFullYear(), date.getMonth(), 1);
			if (!this.currentMonth || !(this.currentMonth.getFullYear() == newMonth.getFullYear() && this.currentMonth.getMonth() == newMonth.getMonth())) {
				this.currentMonth = newMonth;
				var rangeStart = this.rangeStart(date),
				rangeEnd = this.rangeEnd(date);
				var numDays = this.daysBetween(rangeStart, rangeEnd);
				var dayCells = "";
				for (var i = 0; i <= numDays; i++) {
					var currentDay = new Date(rangeStart.getFullYear(), rangeStart.getMonth(), rangeStart.getDate() + i, 12, 00);
					if (this.isFirstDayOfWeek(currentDay)) dayCells += "<tr>";
					if (currentDay.getMonth() == date.getMonth()) {
						dayCells += '<td class="selectable_day" date="' + this.dateToString(currentDay) + '">' + currentDay.getDate() + '</td>'
					} else {
						dayCells += '<td class="unselected_month" date="' + this.dateToString(currentDay) + '">' + currentDay.getDate() + '</td>'
					};
					if (this.isLastDayOfWeek(currentDay)) dayCells += "</tr>"
				};
				this.tbody.empty().append(dayCells);
				this.monthNameSpan.empty().append(this.monthName(date));
				this.yearNameSpan.empty().append(this.currentMonth.getFullYear());
				$(".selectable_day", this.tbody).click(this.bindToObj(function(event) {
					this.changeInput($(event.target).attr("date"))
				}));
				$("td[date=" + this.dateToString(new Date()) + "]", this.tbody).addClass("today");
				$("td.selectable_day", this.tbody).mouseover(function() {
					$(this).addClass("hover")
				});
				$("td.selectable_day", this.tbody).mouseout(function() {
					$(this).removeClass("hover")
				})
			};
			$('.selected', this.tbody).removeClass("selected");
			$('td[date=' + this.selectedDateString + ']', this.tbody).addClass("selected")
		},
		selectDate: function(date) {
			if (typeof(date) == "undefined") {
				date = this.stringToDate(this.input.val())
			};
			if (!date) date = new Date();
			this.selectedDate = date;
			this.selectedDateString = this.dateToString(this.selectedDate);
			this.selectMonth(this.selectedDate)
		},
		changeInput: function(dateString) {
			this.input.val(dateString).change();
			this.hide()
		},
		show: function() {
			//this.rootLayers.css("display", "block");
			this.rootLayers.addClass("foucs");
			 //this.rootLayers.fadeIn();
			$([window, document.body]).click(this.hideIfClickOutside);
			this.input.unbind("focus", this.show);
			$(document.body).keydown(this.keydownHandler);
			this.setPosition()
		},
		hide: function() {
			//this.rootLayers.css("display", "none");
			this.rootLayers.removeClass("foucs");
			 	//this.rootLayers.fadeOut();
			$([window, document.body]).unbind("click", this.hideIfClickOutside);
			this.input.focus(this.show);
			$(document.body).unbind("keydown", this.keydownHandler)
		},
		hideIfClickOutside: function(event) {
			if (event.target != this.input[0] && !this.insideSelector(event)) {
				this.hide();
			}
		},
		insideSelector: function(event) {
			var totop=this.dateSelector.offset().top;
			var toleft=this.dateSelector.offset().left;
			var top=totop;
			var bottom=totop +60;
			var left=toleft;
			var right=toleft+ this.dateSelector.outerWidth();
			return event.pageY < bottom && event.pageY > top && event.pageX < right && event.pageX > left
		},
		keydownHandler: function(event) {
			switch (event.keyCode) {
			case 9:
			case 27:
				this.hide();
				return;
				break;
			case 13:
				this.changeInput(this.selectedDateString);
				break;
			case 33:
				this.moveDateMonthBy(event.ctrlKey ? -12 : -1);
				break;
			case 34:
				this.moveDateMonthBy(event.ctrlKey ? 12 : 1);
				break;
			case 38:
				this.moveDateBy( - 7);
				break;
			case 40:
				this.moveDateBy(7);
				break;
			case 37:
				this.moveDateBy( - 1);
				break;
			case 39:
				this.moveDateBy(1);
				break;
			default:
				return
			}
			event.preventDefault()
		},
		stringToDate: function(string) {
			var matches;
			if (matches = string.match(/^(\d{1,2}) ([^\s]+) (\d{4,4})$/)) {
				return new Date(matches[3], this.shortMonthNum(matches[2]), matches[1], 12, 00)
			} else {
				return null
			}
		},
		dateToString: function(date) {
			return date.getFullYear()+"-"+this.short_month_names[date.getMonth()]+"-" +date.getDate()
		},
		setPosition: function() {
			var offset = this.input.offset();
			this.rootLayers.css({
				/*top: offset.top + this.input.outerHeight(),
				left: offset.left*/
			});
			if (this.ieframe) {
				this.ieframe.css({
					width: this.dateSelector.outerWidth(),
					height: this.dateSelector.outerHeight()
				})
			}
		},
		moveDateBy: function(amount) {
			var newDate = new Date(this.selectedDate.getFullYear(), this.selectedDate.getMonth(), this.selectedDate.getDate() + amount);
			this.selectDate(newDate)
		},
		moveDateMonthBy: function(amount) {
			var newDate = new Date(this.selectedDate.getFullYear(), this.selectedDate.getMonth() + amount, this.selectedDate.getDate());
			if (newDate.getMonth() == this.selectedDate.getMonth() + amount + 1) {
				newDate.setDate(0)
			};
			this.selectDate(newDate)
		},
		moveMonthBy: function(amount) {
			var newMonth = new Date(this.currentMonth.getFullYear(), this.currentMonth.getMonth() + amount, this.currentMonth.getDate());
			this.selectMonth(newMonth)
		},
		monthName: function(date) {
			return this.month_names[date.getMonth()]
		},
		bindToObj: function(fn) {
			var self = this;
			return function() {
				return fn.apply(self, arguments)
			}
		},
		bindMethodsToObj: function() {
			for (var i = 0; i < arguments.length; i++) {
				this[arguments[i]] = this.bindToObj(this[arguments[i]])
			}
		},
		indexFor: function(array, value) {
			for (var i = 0; i < array.length; i++) {
				if (value == array[i]) return i
			}
		},
		monthNum: function(month_name) {
			return this.indexFor(this.month_names, month_name)
		},
		shortMonthNum: function(month_name) {
			return this.indexFor(this.short_month_names, month_name)
		},
		shortDayNum: function(day_name) {
			return this.indexFor(this.short_day_names, day_name)
		},
		daysBetween: function(start, end) {
			start = Date.UTC(start.getFullYear(), start.getMonth(), start.getDate());
			end = Date.UTC(end.getFullYear(), end.getMonth(), end.getDate());
			return (end - start) / 86400000
		},
		changeDayTo: function(dayOfWeek, date, direction) {
			var difference = direction * (Math.abs(date.getDay() - dayOfWeek - (direction * 7)) % 7);
			return new Date(date.getFullYear(), date.getMonth(), date.getDate() + difference)
		},
		rangeStart: function(date) {
			return this.changeDayTo(this.start_of_week, new Date(date.getFullYear(), date.getMonth()), -1)
		},
		rangeEnd: function(date) {
			return this.changeDayTo((this.start_of_week - 1) % 7, new Date(date.getFullYear(), date.getMonth() + 1, 0), 1)
		},
		isFirstDayOfWeek: function(date) {
			return date.getDay() == this.start_of_week
		},
		isLastDayOfWeek: function(date) {
			return date.getDay() == (this.start_of_week - 1) % 7
		},
		adjustDays: function(days) {
			var newDays = [];
			for (var i = 0; i < days.length; i++) {
				newDays[i] = days[(i + this.start_of_week) % 7]
			};
			return newDays
		}
	};
	$.fn.date_input = function(opts) {
		return this.each(function() {
			new DateInput(this, opts)
		})
	};
	$.date_input = {
		initialize: function(opts) {
			$("input.date_input").date_input(opts)
		}
	};
	return DateInput
})(jQuery);
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