DymWebForm-Archive/DymWebForm/Resources/Calendar.js

/**
 * 返回日期
 * @param d the delimiter
 * @param p the pattern of your date
 */
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  meizz
 */
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   2020
 * @param   lang      0(中文)|1(英语) 可自由扩充
 * @param   dateFormatStyle  "yyyy-MM-dd";
 * @version 2006-04-01
 * @author  KimSoft (jinqinghua [at] gmail.com)
 * @update
 */
function Calendar(beginYear, endYear, lang, dateFormatStyle) {
    this.beginYear = 2010;
    this.endYear = 2020;
    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": "#333333",  //单元格文字颜色
        "td_word_dark": "#CCCCCC",  //单元格文字暗色
        "td_bg_out": "#EFEFEF",  //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": "#666666",  //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"],
          ["1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12"]
    ],
    "weeks": [["日", "一", "二", "三", "四", "五", "六"],
          ["7", "1", "2", "3", "4", "5", "6"]
    ],
    "clear": [["清空"], ["CLS"]],
    "today": [["今天"], ["TODAY"]],
    "close": [["关闭"], ["CLOSE"]]
}

Calendar.prototype.draw = function () {
    calendar = this;

    var GUID = "C8ABFADCE42D448FAE4191B2B2B265D0";

    var gg = function (id) {
        return document.getElementById(GUID + id);
    }

    var mvAry = [];
    mvAry[mvAry.length] = '  <div id="' + GUID + 'calendaContainer" style="margin: 0px;">';
    mvAry[mvAry.length] = '    <table width="100%" border="0" cellpadding="0" cellspacing="1">';
    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="' + GUID + 'prevMonth" type="button" id="' + GUID + 'prevMonth" value="&lt;" /></th>';
    mvAry[mvAry.length] = '        <th align="center" width="98%" nowrap="nowrap"><select name="' + GUID + 'calendarYear" id="' + GUID + 'calendarYear" style="font-size:12px;"></select><select name="' + GUID + 'calendarMonth" id="' + GUID + 'calendarMonth" style="font-size:12px;"></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="' + GUID + 'nextMonth" type="button" id="' + GUID + 'nextMonth" value="&gt;" /></th>';
    mvAry[mvAry.length] = '      </tr>';
    mvAry[mvAry.length] = '    </table>';
    mvAry[mvAry.length] = '    <table id="' + GUID + 'calendarTable" width="100%" style="border:0px solid #CCCCCC;background-color:#FFFFFF" 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="' + GUID + 'calendarClear" type="button" id="' + GUID + '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="' + GUID + 'calendarToday" type="button" id="' + GUID + '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="' + GUID + 'calendarClose" type="button" id="' + GUID + '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] = '  </div>';

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

    this.form = gg("calendaContainer");

    this.calendarTable = gg("calendarTable");

    this.form.prevMonth = gg("prevMonth");
    this.form.nextMonth = gg("nextMonth");
    this.form.calendarClear = gg("calendarClear");
    this.form.calendarClose = gg("calendarClose");
    this.form.calendarYear = gg("calendarYear");
    this.form.calendarMonth = gg("calendarMonth");
    this.form.calendarToday = gg("calendarToday");

    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.bindDatetime(today);
        calendar.hide();
    }
}

Calendar.prototype.bindDatetime = function (thisDatetime) {
    if (calendar.dateControl.size == 19) {
        if (calendar.dateControl.value.length == 19) {
            calendar.dateControl.value = thisDatetime.format(calendar.dateFormatStyle) + " " + calendar.dateControl.value.split(' ')[1];
        }
        else {
            calendar.dateControl.value = thisDatetime.format(calendar.dateFormatStyle) + " 00:00:00";
        }
    }
    else {
        calendar.dateControl.value = thisDatetime.format(calendar.dateFormatStyle);
    }
}

//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 = this.form.calendarYear.options[this.form.calendarYear.selectedIndex].value;
    this.month = this.form.calendarMonth.options[this.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.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] != "&nbsp;") {
            tds[i].onclick = function () {
                if (calendar.dateControl != null) {
                    var thisDatetime = new Date(calendar.date.getFullYear(), calendar.date.getMonth(), this.innerHTML);
                    calendar.bindDatetime(thisDatetime);
                }
                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] = "&nbsp;";
    }
    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 from meizz tree source
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.style.left = xy.x + "px";
    this.panel.style.top = (xy.y + dateControl.offsetHeight) + "px";
    this.setDisplayStyle("select", "hidden");
    this.panel.style.visibility = "visible";
}

//隐藏日历
Calendar.prototype.hide = function () {
    this.setDisplayStyle("select", "visible");
    this.panel.style.visibility = "hidden";
}

//设置控件显示或隐藏
Calendar.prototype.setDisplayStyle = function (tagName, style) {
    var tags = this.getElementsByTagName(null, tagName)
    for (var i = 0; i < tags.length; i++) {
        if (tagName.toLowerCase() == "select" &&
            (tags[i].name == this.form.calendarYear.name || tags[i].name == this.form.calendarMonth.name)
        ) {
            continue;
        }
        tags[i].style.visibility = style;
    }
}

document.write('<div id="calendarPanel" style="position: absolute;visibility: hidden;z-index: 9999;background-color: #FFFFFF;border: 1px solid #CCCCCC;width:175px;font-size:12px;"></div>');
var calendar = new Calendar();
//调用calendar.show(dateControl, popControl);
//-->