• Js版日历控件


    /**
     *本日历选择控件由tiannet根据前人经验完善而得。大部分代码来自meizz的日历控件。

     *tiannet添加了时间选择功能、select,object标签隐藏功能,还有其它小功能。

     *使用方法:

     * (1)只选择日期   <input type="text" name="date"   readOnly onClick="setDay(this);">
     * (2)选择日期和小时  <input type="text" name="dateh"  readOnly onClick="setDayH(this);">
     * (3)选择日期和小时及分钟 <input type="text" name="datehm" readOnly onClick="setDayHM(this);">
     *设置参数的方法

     * (1)设置日期分隔符    setDateSplit(strSplit);默认为"-"
     * (2)设置日期与时间之间的分隔符  setDateTimeSplit(strSplit);默认为" "
     * (3)设置时间分隔符    setTimeSplit(strSplit);默认为":"
     * (4)设置(1),(2),(3)中的分隔符  setSplit(strDateSplit,strDateTimeSplit,strTimeSplit);
     * (5)设置开始和结束年份    setYearPeriod(intDateBeg,intDateEnd)
     *说明:

     * 默认返回的日期时间格式如同:2005-02-02 08:08
     */
    //------------------ 样式定义 ---------------------------//
    //功能按钮同样样式
    var s_tiannet_turn_base = "height:16px;font-size:9pt;color:white;border:0 solid #CCCCCC;cursor:hand;background-color:#2650A6;";
    //翻年、月等的按钮
    var s_tiannet_turn = "28px;" + s_tiannet_turn_base;
    //关闭、清空等按钮样式
    var s_tiannet_turn2 = "22px;" + s_tiannet_turn_base;
    //年选择下拉框

    var s_tiannet_select = "64px;display:none;";
    //月、时、分选择下拉框

    var s_tiannet_select2 = "46px;display:none;";
    //日期选择控件体的样式
    var s_tiannet_body = "150;background-color:#2650A6;display:none;z-index:9998;position:absolute;" +
      "border-left:1 solid #CCCCCC;border-top:1 solid #CCCCCC;border-right:1 solid #999999;border-bottom:1 solid #999999;";
    //显示日的td的样式

    var s_tiannet_day = "21px;height:20px;background-color:#D8F0FC;font-size:10pt;";
    //字体样式
    var s_tiannet_font = "color:#FFCC00;font-size:9pt;cursor:hand;";
    //链接的样式

    var s_tiannet_link = "text-decoration:none;font-size:9pt;color:#2650A6;";
    //横线
    var s_tiannet_line = "border-bottom:1 solid #6699CC";
    //------------------ 变量定义 ---------------------------//
    var tiannetYearSt = 1950;//可选择的开始年份

    var tiannetYearEnd = 2010;//可选择的结束年份

    var tiannetDateNow = new Date();
    var tiannetYear = tiannetDateNow.getFullYear(); //定义年的变量的初始值

    var tiannetMonth = tiannetDateNow.getMonth()+1; //定义月的变量的初始值

    var tiannetDay = tiannetDateNow.getDate();
    var tiannetHour = 8;//tiannetDateNow.getHours();
    var tiannetMinute = 0;//tiannetDateNow.getMinutes();
    var tiannetArrDay=new Array(42);          //定义写日期的数组
    var tiannetDateSplit = "-";     //日期的分隔符号

    var tiannetDateTimeSplit = " ";    //日期与时间之间的分隔符

    var tiannetTimeSplit = ":";     //时间的分隔符号

    var tiannetOutObject;      //接收日期时间的对象

    var arrTiannetHide = new Array();//被强制隐藏的标签
    var m_bolShowHour = false;//是否显示小时
    var m_bolShowMinute = false;//是否显示分钟

    var m_aMonHead = new Array(12);         //定义阳历中每个月的最大天数

        m_aMonHead[0] = 31; m_aMonHead[1] = 28; m_aMonHead[2] = 31; m_aMonHead[3] = 30; m_aMonHead[4]  = 31; m_aMonHead[5]  = 30;
        m_aMonHead[6] = 31; m_aMonHead[7] = 31; m_aMonHead[8] = 30; m_aMonHead[9] = 31; m_aMonHead[10] = 30; m_aMonHead[11] = 31;
    // ---------------------- 用户可调用的函数 -----------------------------//
    //用户主调函数-只选择日期
    function setDay(obj){
     tiannetOutObject = obj;
     //如果标签中有值,则将日期初始化为当前值

     var strValue = tiannetTrim(tiannetOutObject.value);
     if( strValue != "" ){
      tiannetInitDate(strValue);
     }
     tiannetPopCalendar();
    }
    //用户主调函数-选择日期和小时

    function setDayH(obj){
     tiannetOutObject = obj;
     m_bolShowHour = true;
     //如果标签中有值,则将日期和小时初始化为当前值

     var strValue = tiannetTrim(tiannetOutObject.value);
     if( strValue != "" ){
      tiannetInitDate(strValue.substring(0,10));
      var hour = strValue.substring(11,13);
      if( hour < 10 ) tiannetHour = hour.substring(1,2);
     }
     tiannetPopCalendar();
    }
    //用户主调函数-选择日期和小时及分钟
    function setDayHM(obj){
     tiannetOutObject = obj;
     m_bolShowHour = true;
     m_bolShowMinute = true;
     //如果标签中有值,则将日期和小时及分钟初始化为当前值

     var strValue = tiannetTrim(tiannetOutObject.value);
     if( strValue != "" ){
      tiannetInitDate(strValue.substring(0,10));
      var time = strValue.substring(11,16);
      var arr = time.split(tiannetTimeSplit);
      tiannetHour = arr[0];
      tiannetMinute = arr[1];
      if( tiannetHour < 10 ) tiannetHour = tiannetHour.substring(1,2);
      if( tiannetMinute < 10 ) tiannetMinute = tiannetMinute.substring(1,2);
     }
     tiannetPopCalendar();
    }
    //设置开始日期和结束日期
    function  setYearPeriod(intDateBeg,intDateEnd){
     tiannetYearSt = intDateBeg;
     tiannetYearEnd = intDateEnd;
    }
    //设置日期分隔符。默认为"-"
    function setDateSplit(strDateSplit){
     tiannetDateSplit = strDateSplit;
    }
    //设置日期与时间之间的分隔符。默认为" "
    function setDateTimeSplit(strDateTimeSplit){
     tiannetDateTimeSplit = strDateTimeSplit;
    }
    //设置时间分隔符。默认为":"
    function setTimeSplit(strTimeSplit){
     tiannetTimeSplit = strTimeSplit;
    }
    //设置分隔符

    function setSplit(strDateSplit,strDateTimeSplit,strTimeSplit){
     tiannetDateSplit(strDateSplit);
     tiannetDateTimeSplit(strDateTimeSplit);
     tiannetTimeSplit(strTimeSplit);
    }
    //设置默认的日期。格式为:YYYY-MM-DD
    function setDefaultDate(strDate){
     tiannetYear = strDate.substring(0,4);
     tiannetMonth = strDate.substring(5,7);
     tiannetDay = strDate.substring(8,10);
    }
    //设置默认的时间。格式为:HH24:MI
    function setDefaultTime(strTime){
     tiannetHour = strTime.substring(0,2);
     tiannetMinute = strTime.substring(3,5);
    }
    // ---------------------- end 用户可调用的函数 -----------------------------//
    //------------------ begin 页面显示部分 ---------------------------//
    var weekName = new Array("日","一","二","三","四","五","六");
    document.write('<div id="divTiannetDate" style="'+s_tiannet_body+'" style="本日历选择控件由tiannet根据前人经验完善而成!">');
    document.write('<div align="center" id="divTiannetDateText" Author="tiannet" style="padding-top:2px;">');
    document.write('<span id="tiannetYearHead" Author="tiannet" style="'+s_tiannet_font+'" '+
        'onclick="spanYearCEvent();">&nbsp;年</span>');
    document.write('<select id="selTianYear" style="'+s_tiannet_select+'" Author="tiannet"  '+
        ' onChange="tiannetYear=this.value;tiannetSetDay(tiannetYear,tiannetMonth);document.all.tiannetYearHead.style.display=\'\';'+
        'this.style.display=\'none\';">');
    for(var i=tiannetYearSt;i <= tiannetYearEnd;i ++){
     document.writeln('<option value="' + i + '">' + i + '年</option>');
    }
    document.write('</select>');
    document.write('<span id="tiannetMonthHead" Author="tiannet" style="'+s_tiannet_font+'" '+
        'onclick="spanMonthCEvent();">&nbsp;&nbsp;月</span>');
    document.write('<select id="selTianMonth" style="'+s_tiannet_select2+'" Author="tiannet" '+
        'onChange="tiannetMonth=this.value;tiannetSetDay(tiannetYear,tiannetMonth);document.all.tiannetMonthHead.style.display=\'\';'+
        'this.style.display=\'none\';">');
    for(var i=1;i <= 12;i ++){
     document.writeln('<option value="' + i + '">' + i + '月</option>');
    }
    document.write('</select>');
    //document.write('</div>');
    //document.write('<div align="center" id="divTiannetTimeText" Author="tiannet">');
    document.write('<span id="tiannetHourHead" Author="tiannet" style="'+s_tiannet_font+'display:none;" '+
        'onclick="spanHourCEvent();">&nbsp;时</span>');
    document.write('<select id="selTianHour" style="'+s_tiannet_select2+'display:none;" Author="tiannet" '+
        ' onChange="tiannetHour=this.value;tiannetWriteHead();document.all.tiannetHourHead.style.display=\'\';' +
        'this.style.display=\'none\';">');
    for(var i=0;i <= 23;i ++){
     document.writeln('<option value="' + i + '">' + i + '时</option>');
    }
    document.write('</select>');
    document.write('<span id="tiannetMinuteHead" Author="tiannet" style="'+s_tiannet_font+'display:none;" '+
        'onclick="spanMinuteCEvent();">&nbsp;&nbsp;分</span>');
    document.write('<select id="selTianMinute" style="'+s_tiannet_select2+'display:none;" Author="tiannet" '+
        '  onChange="tiannetMinute=this.value;tiannetWriteHead();document.all.tiannetMinuteHead.style.display=\'\';'+
        'this.style.display=\'none\';">');
    for(var i=0;i <= 59;i ++){
     document.writeln('<option value="' + i + '">' + i + '分</option>');
    }
    document.write('</select>');
    document.write('</div>');
    //输出一条横线

    document.write('<div style="'+s_tiannet_line+'"></div>');
    document.write('<div align="center" id="divTiannetTurn" style="border:0;" Author="tiannet">');
    document.write('<input type="button" style="'+s_tiannet_turn+'" value="年↑" title="上一年" onClick="tiannetPrevYear();">');
    document.write('<input type="button" style="'+s_tiannet_turn+'" value="年↓" title="下一年" onClick="tiannetNextYear();">&nbsp;');
    document.write('<input type="button" style="'+s_tiannet_turn+'" value="月↑" title="上一月" onClick="tiannetPrevMonth();">');
    document.write('<input type="button" style="'+s_tiannet_turn+'" value="月↓" title="下一月" onClick="tiannetNextMonth();">');
    document.write('</div>');
    //输出一条横线

    document.write('<div style="'+s_tiannet_line+'"></div>');
    document.write('<table border=0 cellspacing=0 cellpadding=0  bgcolor=white onselectstart="return false">');
    document.write(' <tr style="background-color:#2650A6;font-size:10pt;color:white;height:22px;" Author="tiannet">');
    for(var i =0;i < weekName.length;i ++){
     //输出星期
     document.write('<td width="21" align="center" Author="tiannet">' + weekName[i] + '</td>');
    }
    document.write(' </tr>');
    document.write('</table>');
    //输出天的选择
    document.write('<table border=0 cellspacing=1 cellpadding=0  bgcolor=white onselectstart="return false">');
    var n = 0;
    for (var i=0;i<5;i++) {
     document.write (' <tr align=center id="trTiannetDay' + i + '" >');
     for (var j=0;j<7;j++){
      document.write('<td align="center" id="tdTiannetDay' + n + '" '+
        'onClick="tiannetDay=this.innerText;tiannetSetValue(true);" '
       +' style="' + s_tiannet_day + '">&nbsp;</td>');
      n ++;
     }
     document.write (' </tr>');
    }
    document.write (' <tr align=center id="trTiannetDay5" >');
    document.write('<td align="center" id="tdTiannetDay35" onClick="tiannetDay=this.innerText;tiannetSetValue(true);" '
        +' style="' + s_tiannet_day + '">&nbsp;</td>');
    document.write('<td align="center" id="tdTiannetDay36" onClick="tiannetDay=this.innerText;tiannetSetValue(true);" '
        +' style="' + s_tiannet_day + '">&nbsp;</td>');
    document.write('<td align="right" colspan="5"><a href="javascript:tiannetClear();" style="' + s_tiannet_link + '">清空</a>'+
        '&nbsp;<a href="javascript:tiannetHideControl();" style="' + s_tiannet_link + '">关闭</a>' +
        '&nbsp;<a href="javascript:tiannetSetValue(true);" style="' + s_tiannet_link + '">确定</a>&nbsp;' +
        '</td>');
    document.write (' </tr>');
    document.write('</table>');
    document.write('</div>');
    //------------------ end 页面显示部分 ---------------------------//
    //------------------ 显示日期时间的span标签响应事件 ---------------------------//
    //单击年份span标签响应
    function spanYearCEvent(){
     hideElementsById(new Array("selTianYear","tiannetMonthHead"),false);
     if(m_bolShowHour) hideElementsById(new Array("tiannetHourHead"),false);
     if(m_bolShowMinute) hideElementsById(new Array("tiannetMinuteHead"),false);
     hideElementsById(new Array("tiannetYearHead","selTianMonth","selTianHour","selTianMinute"),true);
    }
    //单击月份span标签响应
    function spanMonthCEvent(){
     hideElementsById(new Array("selTianMonth","tiannetYearHead"),false);
     if(m_bolShowHour) hideElementsById(new Array("tiannetHourHead"),false);
     if(m_bolShowMinute) hideElementsById(new Array("tiannetMinuteHead"),false);
     hideElementsById(new Array("tiannetMonthHead","selTianYear","selTianHour","selTianMinute"),true);
    }
    //单击小时span标签响应
    function spanHourCEvent(){
     hideElementsById(new Array("tiannetYearHead","tiannetMonthHead"),false);
     if(m_bolShowHour) hideElementsById(new Array("selTianHour"),false);
     if(m_bolShowMinute) hideElementsById(new Array("tiannetMinuteHead"),false);
     hideElementsById(new Array("tiannetHourHead","selTianYear","selTianMonth","selTianMinute"),true);
    }
    //单击分钟span标签响应
    function spanMinuteCEvent(){
     hideElementsById(new Array("tiannetYearHead","tiannetMonthHead"),false);
     if(m_bolShowHour) hideElementsById(new Array("tiannetHourHead"),false);
     if(m_bolShowMinute) hideElementsById(new Array("selTianMinute"),false);
     hideElementsById(new Array("tiannetMinuteHead","selTianYear","selTianMonth","selTianHour"),true);
    }
    //根据标签id隐藏或显示标签

    function hideElementsById(arrId,bolHide){
     var strDisplay = "";
     if(bolHide) strDisplay = "none";
     for(var i = 0;i < arrId.length;i ++){
      var obj = document.getElementById(arrId[i]);
      obj.style.display = strDisplay;
     }
    }
    //------------------ end 显示日期时间的span标签响应事件 ---------------------------//
    //判断某年是否为闰年

    function isPinYear(year){
     var bolRet = false;
     if (0==year%4&&((year%100!=0)||(year%400==0))) {
      bolRet = true;
     }
     return bolRet;
    }
    //得到一个月的天数,闰年为29天

    function getMonthCount(year,month){
     var c=m_aMonHead[month-1];
     if((month==2)&&isPinYear(year)) c++;
     return c;
    }
    //重新设置当前的日。主要是防止在翻年、翻月时,当前日大于当月的最大日
    function setRealDayCount() {
     if( tiannetDay > getMonthCount(tiannetYear,tiannetMonth) ) {
      //如果当前的日大于当月的最大日,则取当月最大日
      tiannetDay = getMonthCount(tiannetYear,tiannetMonth);
     }
    }
    //在个位数前加零

    function addZero(value){
     if(value < 10 ){
      value = "0" + value;
     }
     return value;
    }
    //取出空格
    function tiannetTrim(str) {
     return str.replace(/(^\s*)|(\s*$)/g,"");
    }
    //为select创建一个option
    function createOption(objSelect,value,text){
     var option = document.createElement("OPTION");
     option.value = value;
     option.text = text;
     objSelect.options.add(option);
    }
    //往前翻 Year
    function tiannetPrevYear() {
     if(tiannetYear > 999 && tiannetYear <10000){tiannetYear--;}
     else{alert("年份超出范围(1000-9999)!");}
     tiannetSetDay(tiannetYear,tiannetMonth);
     //如果年份小于允许的最小年份,则创建对应的option
     if( tiannetYear < tiannetYearSt ) {
      tiannetYearSt = tiannetYear;
      createOption(document.all.selTianYear,tiannetYear,tiannetYear + "年");
     }
     checkSelect(document.all.selTianYear,tiannetYear);
     tiannetWriteHead();
    }
    //往后翻 Year
    function tiannetNextYear() {
     if(tiannetYear > 999 && tiannetYear <10000){tiannetYear++;}
     else{alert("年份超出范围(1000-9999)!");return;}
     tiannetSetDay(tiannetYear,tiannetMonth);
     //如果年份超过允许的最大年份,则创建对应的option
     if( tiannetYear > tiannetYearEnd ) {
      tiannetYearEnd = tiannetYear;
      createOption(document.all.selTianYear,tiannetYear,tiannetYear + "年");
     }
     checkSelect(document.all.selTianYear,tiannetYear);
     tiannetWriteHead();
    }
    //选择今天
    function tiannetToday() {
     tiannetYear = tiannetDateNow.getFullYear();
     tiannetMonth = tiannetDateNow.getMonth()+1;
     tiannetDay = tiannetDateNow.getDate();
     tiannetSetValue(true);
     //tiannetSetDay(tiannetYear,tiannetMonth);
     //selectObject();
    }
    //往前翻月份
    function tiannetPrevMonth() {
     if(tiannetMonth>1){tiannetMonth--}else{tiannetYear--;tiannetMonth=12;}
     tiannetSetDay(tiannetYear,tiannetMonth);
     checkSelect(document.all.selTianMonth,tiannetMonth);
     tiannetWriteHead();
    }
    //往后翻月份
    function tiannetNextMonth() {
     if(tiannetMonth==12){tiannetYear++;tiannetMonth=1}else{tiannetMonth++}
     tiannetSetDay(tiannetYear,tiannetMonth);
     checkSelect(document.all.selTianMonth,tiannetMonth);
     tiannetWriteHead();
    }
    //向span标签中写入年、月、时、分等数据

    function tiannetWriteHead(){
     document.all.tiannetYearHead.innerText = tiannetYear + "年";
     document.all.tiannetMonthHead.innerText = tiannetMonth + "月";
     if( m_bolShowHour )  document.all.tiannetHourHead.innerText = " "+tiannetHour + "时";
     if( m_bolShowMinute ) document.all.tiannetMinuteHead.innerText = tiannetMinute + "分";
     tiannetSetValue(false);//给文本框赋值,但不隐藏本控件

    }
    //设置显示天

    function tiannetSetDay(yy,mm) {
     
     setRealDayCount();//设置当月真实的日
     tiannetWriteHead();
     var strDateFont1 = "", strDateFont2 = "" //处理日期显示的风格

     for (var i = 0; i < 37; i++){tiannetArrDay[i]=""};  //将显示框的内容全部清空

     var day1 = 1;
     var firstday = new Date(yy,mm-1,1).getDay();  //某月第一天的星期几

     for (var i = firstday; day1 < getMonthCount(yy,mm)+1; i++){
      tiannetArrDay[i]=day1;day1++;
     }
     //如果用于显示日的最后一行的第一个单元格的值为空,则隐藏整行。

     //if(tiannetArrDay[35] == ""){
     // document.all.trTiannetDay5.style.display = "none";
     //} else {
     // document.all.trTiannetDay5.style.display = "";
     //}
     for (var i = 0; i < 37; i++){
      var da = eval("document.all.tdTiannetDay"+i)     //书写新的一个月的日期星期排列

      if (tiannetArrDay[i]!="") {
       //判断是否为周末,如果是周末,则改为红色字体

       if(i % 7 == 0 || (i+1) % 7 == 0){
       strDateFont1 = "<font color=#f0000>"
       strDateFont2 = "</font>"
       } else {
        strDateFont1 = "";
        strDateFont2 = ""
       }
       da.innerHTML = strDateFont1 + tiannetArrDay[i] + strDateFont2;
       //如果是当前选择的天,则改变颜色
       if(tiannetArrDay[i] == tiannetDay ) {
        da.style.backgroundColor = "#CCCCCC";
       } else {
        da.style.backgroundColor = "#EFEFEF";
       }
       da.style.cursor="hand"
      } else {
       da.innerHTML="";da.style.backgroundColor="";da.style.cursor="default"
      }
     }//end for
     tiannetSetValue(false);//给文本框赋值,但不隐藏本控件

    }//end function tiannetSetDay
    //根据option的值选中option
    function checkSelect(objSelect,selectValue) {
     var count = parseInt(objSelect.length);
     if( selectValue < 10 && selectValue.toString().length == 2) {
      selectValue = selectValue.substring(1,2);
     }
     for(var i = 0;i < count;i ++){
      if(objSelect.options[i].value == selectValue){
       objSelect.selectedIndex = i;
       break;
      }
     }//for
    }
    //选中年、月、时、分等下拉框
    function selectObject(){
     //如果年份小于允许的最小年份,则创建对应的option
     if( tiannetYear < tiannetYearSt ) {
      for( var i = tiannetYear;i < tiannetYearSt;i ++  ){
       createOption(document.all.selTianYear,i,i + "年");
      }
      tiannetYearSt = tiannetYear;
     }
     //如果年份超过允许的最大年份,则创建对应的option
     if( tiannetYear > tiannetYearEnd ) {
      for( var i = tiannetYearEnd+1;i <= tiannetYear;i ++  ){
       createOption(document.all.selTianYear,i,i + "年");
      }
      tiannetYearEnd = tiannetYear;
     }
     checkSelect(document.all.selTianYear,tiannetYear);
     checkSelect(document.all.selTianMonth,tiannetMonth);
     if( m_bolShowHour )  checkSelect(document.all.selTianHour,tiannetHour);
     if( m_bolShowMinute ) checkSelect(document.all.selTianMinute,tiannetMinute);
    }
    //给接受日期时间的控件赋值

    //参数bolHideControl - 是否隐藏控件
    function tiannetSetValue(bolHideControl){
     var value = "";
     if( !tiannetDay || tiannetDay == "" ){
      tiannetOutObject.value = value;
      return;
     }
     var mm = tiannetMonth;
     var day = tiannetDay;
     if( mm < 10 && mm.toString().length == 1) mm = "0" + mm;
     if( day < 10 && day.toString().length == 1) day = "0" + day;
     value = tiannetYear + tiannetDateSplit + mm + tiannetDateSplit + day;
     if( m_bolShowHour ){
      var hour = tiannetHour;
      if( hour < 10 && hour.toString().length == 1 ) hour = "0" + hour;
      value += tiannetDateTimeSplit + hour;
     }
     if( m_bolShowMinute ){
      var minute = tiannetMinute;
      if( minute < 10 && minute.toString().length == 1 ) minute = "0" + minute;
      value += tiannetTimeSplit + minute;
     }
     tiannetOutObject.value = value;
     //document.all.divTiannetDate.style.display = "none";
     if( bolHideControl ) {
      tiannetHideControl();
     }
    }
    //是否显示时间
    function showTime(){
     if( !m_bolShowHour && m_bolShowMinute){
      alert("如果要选择分钟,则必须可以选择小时!");
      return;
     }
     hideElementsById(new Array("tiannetHourHead","selTianHour","tiannetMinuteHead","selTianMinute"),true);
     if( m_bolShowHour ){
      //显示小时
      hideElementsById(new Array("tiannetHourHead"),false);
     }
     if( m_bolShowMinute ){
      //显示分钟
      hideElementsById(new Array("tiannetMinuteHead"),false);
     }
    }
    //弹出显示日历选择控件,以让用户选择
    function tiannetPopCalendar(){
     //隐藏下拉框,显示相对应的head
     hideElementsById(new Array("selTianYear","selTianMonth","selTianHour","selTianMinute"),true);
     hideElementsById(new Array("tiannetYearHead","tiannetMonthHead","tiannetHourHead","tiannetMinuteHead"),false);
     tiannetSetDay(tiannetYear,tiannetMonth);
     tiannetWriteHead();
     showTime();
     var dads  = document.all.divTiannetDate.style;
     var iX, iY;
     
     var h = document.all.divTiannetDate.offsetHeight;
     var w = document.all.divTiannetDate.offsetWidth;
     //计算left
     if (window.event.x + h > document.body.offsetWidth - 10    )
      iX = window.event.x - h - 5 ;
     else
      iX = window.event.x + 5; 
     if (iX <0) 
      iX=0;
     //计算top
     iY = window.event.y;
     if (window.event.y + w > document.body.offsetHeight - 10   )
      iY = document.body.scrollTop + document.body.offsetHeight - w - 5 ;
     else
      iY = document.body.scrollTop +window.event.y + 5; 
     if (iY <0) 
      iY=0;
     dads.left = iX;
     dads.top = iY;
     tiannetShowControl();
     selectObject();
    }
    //隐藏日历控件(同时显示被强制隐藏的标签)
    function tiannetHideControl(){
     document.all.divTiannetDate.style.display = "none";
     tiannetShowObject();
     arrTiannetHide = new Array();//将被隐藏的标签对象清空

    }
    //显示日历控件(同时隐藏会遮挡的标签)
    function tiannetShowControl(){
     document.all.divTiannetDate.style.display = "";
     tiannetHideObject("SELECT");
     tiannetHideObject("OBJECT");
    }
    //根据标签名称隐藏标签。如会遮住控件的select,object
    function tiannetHideObject(strTagName) {
     
     x = document.all.divTiannetDate.offsetLeft;
     y = document.all.divTiannetDate.offsetTop;
     h = document.all.divTiannetDate.offsetHeight;
     w = document.all.divTiannetDate.offsetWidth;
     
     for (var i = 0; i < document.all.tags(strTagName).length; i++)
     {
     
      var obj = document.all.tags(strTagName)[i];
      if (! obj || ! obj.offsetParent)
       continue;
      // 获取元素对于BODY标记的相对坐标

      var objLeft   = obj.offsetLeft;
      var objTop    = obj.offsetTop;
      var objHeight = obj.offsetHeight;
      var objWidth = obj.offsetWidth;
      var objParent = obj.offsetParent;
     
      while (objParent.tagName.toUpperCase() == "BODY"){
         objLeft  += objParent.offsetLeft;
         objTop   += objParent.offsetTop;
         objParent = objParent.offsetParent;
      }
      //alert("控件左端:" + x + "select左端" + (objLeft + objWidth) + "控件底部:" + (y+h) + "select高:" + objTop);
     
      var bolHide = true;
      if( obj.style.display == "none" || obj.style.visibility == "hidden" || obj.getAttribute("Author") == "tiannet" ){
       //如果标签本身就是隐藏的,则不需要再隐藏。如果是控件中的下拉框,也不用隐藏。

       bolHide = false;
      }
      if(  ( (objLeft + objWidth) > x && (y + h + 20) > objTop && (objTop+objHeight) >  y && objLeft < (x+w) ) && bolHide ){
       //arrTiannetHide.push(obj);//记录被隐藏的标签对象
       arrTiannetHide[arrTiannetHide.length] = obj;
       obj.style.visibility = "hidden";
      }
     
     
     }
    }
    //显示被隐藏的标签
    function tiannetShowObject(){
     for(var i = 0;i < arrTiannetHide.length;i ++){
      //alert(arrTiannetHide[i]);
      arrTiannetHide[i].style.visibility = "";
     }
    }
    //初始化日期。

    function tiannetInitDate(strDate){
     var arr = strDate.split(tiannetDateSplit);
     tiannetYear = arr[0];
     tiannetMonth = arr[1];
     tiannetDay = arr[2].substring(0,2);
    }
    //清空
    function tiannetClear(){
     tiannetOutObject.value = "";
     tiannetHideControl();
    }
     //任意点击时关闭该控件
    function document.onclick(){
      with(window.event.srcElement){
     if (tagName != "INPUT" && getAttribute("Author") != "tiannet")
        tiannetHideControl();
      }
    }
    //按ESC键关闭该控件
    function document.onkeypress(){
     if( event.keyCode == 27 ){
      tiannetHideControl();
     }

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  • 原文地址:https://www.cnblogs.com/VirtualMJ/p/515392.html
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