scw.js

GridSphere 门户 提供一个基于 portlet 的高级开放源代码门户。GridSphere 是在欧盟提供基金的 GridLab 项目下开发的

            {
                scwFoot.onclick = scwFootOutput;
                scwFoot.className = 'scwFoot';

                if (scwID('scwIFrame'))
                {
                    scwFoot.onmouseover = scwChangeClass;
                    scwFoot.onmouseout = scwChangeClass;
                }

            }
            else
            {
                scwFoot.onclick = null;
                scwFoot.className = 'scwFootDisabled';

                if (scwID('scwIFrame'))
                {
                    scwFoot.onmouseover = null;
                    scwFoot.onmouseout = null;
                }

                if (document.addEventListener)
                {
                    scwFoot.addEventListener('click',
                            scwStopPropagation,
                            false);
                }
                else {
                    scwFoot.attachEvent('onclick',
                            scwStopPropagation);
                }
            }
        }
        else
        {
            for (var k = 0; k < scwDisabledDates.length; k++)
            {
                if (!scwActiveToday || !scwParmActiveToday ||
                    ((typeof scwDisabledDates[k] == 'object') &&
                     (((scwDisabledDates[k].constructor == Date) &&
                       scwDateNow.valueOf() == scwDisabledDates[k].
                               valueOf()
                             ) ||
                      ((scwDisabledDates[k].constructor == Array) &&
                       scwDateNow.valueOf() >= scwDisabledDates[k][0].
                               valueOf() &&
                       scwDateNow.valueOf() <= scwDisabledDates[k][1].
                               valueOf()
                              )
                             )
                            )
                        )
                {
                    scwFoot.onclick = null;
                    scwFoot.className = 'scwFootDisabled';

                    if (scwID('scwIFrame'))
                    {
                        scwFoot.onmouseover = null;
                        scwFoot.onmouseout = null;
                    }

                    if (document.addEventListener)
                    {
                        scwFoot.addEventListener('click',
                                scwStopPropagation,
                                false);
                    }
                    else {
                        scwFoot.attachEvent('onclick',
                                scwStopPropagation);
                    }
                    break;
                }
                else
                {
                    scwFoot.onclick = scwFootOutput;
                    scwFoot.className = 'scwFoot';

                    if (scwID('scwIFrame'))
                    {
                        scwFoot.onmouseover = scwChangeClass;
                        scwFoot.onmouseout = scwChangeClass;
                    }
                }
            }
        }

        function scwSetOutput(scwOutputDate)
        {
            if (typeof scwTargetEle.value == 'undefined')
            {
                scwTriggerEle.scwTextNode.
                        replaceData(0, scwTriggerEle.scwLength,
                        scwOutputDate.scwFormat(scwDateOutputFormat));
            }
            else
            {
                scwTargetEle.value =
                scwOutputDate.scwFormat(scwDateOutputFormat);
            }
            scwHide();
        }

        function scwCellOutput(scwEvt)
        {
            var scwEle = scwEventTrigger(scwEvt),
                    scwOutputDate = new Date(scwStartDate);

            if (scwEle.nodeType == 3) scwEle = scwEle.parentNode;

            scwOutputDate.setDate(scwStartDate.getDate() +
                                  parseInt(scwEle.id.substr(8), 10));

            scwSetOutput(scwOutputDate);
        }

        function scwChangeClass(scwEvt)
        {
            var scwEle = scwEventTrigger(scwEvt);

            if (scwEle.nodeType == 3) scwEle = scwEle.parentNode;

            switch (scwEle.className)
                    {case 'scwCells':
                scwEle.className = 'scwCellsHover';
                break;
                case 'scwCellsHover':
                    scwEle.className = 'scwCells';
                    break;
                case 'scwCellsExMonth':
                    scwEle.className = 'scwCellsExMonthHover';
                    break;
                case 'scwCellsExMonthHover':
                    scwEle.className = 'scwCellsExMonth';
                    break;
                case 'scwCellsWeekend':
                    scwEle.className = 'scwCellsWeekendHover';
                    break;
                case 'scwCellsWeekendHover':
                    scwEle.className = 'scwCellsWeekend';
                    break;
                case 'scwFoot':
                    scwEle.className = 'scwFootHover';
                    break;
                case 'scwFootHover':
                    scwEle.className = 'scwFoot';
                    break;
                case 'scwInputDate':
                    scwEle.className = 'scwInputDateHover';
                    break;
                case 'scwInputDateHover':
                    scwEle.className = 'scwInputDate';
            }

            return true;
        }

        function scwEventTrigger(scwEvt)
        {
            if (!scwEvt) scwEvt = event;
            return scwEvt.target || scwEvt.srcElement;
        }

        function scwWeekNumber(scwInDate)
        {// The base day in the week of the input date
            var scwInDateWeekBase = new Date(scwInDate);

            scwInDateWeekBase.setDate(scwInDateWeekBase.getDate()
                    - scwInDateWeekBase.getDay()
                    + scwWeekNumberBaseDay
                    + ((scwInDate.getDay() >
                        scwWeekNumberBaseDay) ? 7 : 0));

            // The first Base Day in the year
            var scwFirstBaseDay =
                    new Date(scwInDateWeekBase.getFullYear(), 0, 1)

            scwFirstBaseDay.setDate(scwFirstBaseDay.getDate()
                    - scwFirstBaseDay.getDay()
                    + scwWeekNumberBaseDay
                    );

            if (scwFirstBaseDay <
                new Date(scwInDateWeekBase.getFullYear(), 0, 1))
            {
                scwFirstBaseDay.setDate(scwFirstBaseDay.getDate() + 7);
            }

            // Start of Week 01
            var scwStartWeekOne = new Date(scwFirstBaseDay
                    - scwWeekNumberBaseDay
                    + scwInDate.getDay());

            if (scwStartWeekOne > scwFirstBaseDay)
            {
                scwStartWeekOne.setDate(scwStartWeekOne.getDate() - 7);
            }

            // Subtract the date of the current week from the date of the
            // first week of the year to get the number of weeks in
            // milliseconds.  Divide by the number of milliseconds
            // in a week then round to no decimals in order to remove
            // the effect of daylight saving.  Add one to make the first
            // week, week 1.  Place a string zero on the front so that
            // week numbers are zero filled.

            var scwWeekNo =
                    '0' + (Math.round((scwInDateWeekBase -
                                       scwFirstBaseDay) / 604800000, 0) + 1);

            // Return the last two characters in the week number string

            return scwWeekNo.substring(scwWeekNo.length - 2,
                    scwWeekNo.length);
        }

        // Treewalk to display the dates.
        // I tried to use getElementsByName but IE refused to cooperate
        // so I resorted to this method which works for all tested
        // browsers.

        var scwCells = scwID('scwCells');

        for (i = 0; i < scwCells.childNodes.length; i++)
        {
            var scwRows = scwCells.childNodes[i];
            if (scwRows.nodeType == 1 && scwRows.tagName == 'TR')
            {
                if (scwWeekNumberDisplay)
                {//Calculate the week number using scwShowDate
                    scwRows.childNodes[0].innerHTML =
                    scwWeekNumber(scwShowDate);
                    scwRows.childNodes[0].style.display =
                    (scwID('scwIFrame'))
                            ? 'block'
                            : 'table-cell';
                }
                else
                {
                    scwRows.childNodes[0].style.display = 'none';
                }

                for (j = 1; j < scwRows.childNodes.length; j++)
                {
                    var scwCols = scwRows.childNodes[j];
                    if (scwCols.nodeType == 1 && scwCols.tagName == 'TD')
                    {
                        scwRows.childNodes[j].innerHTML =
                        scwShowDate.getDate();
                        var scwCell = scwRows.childNodes[j],
                                scwDisabled =
                                        ((scwOutOfRangeDisable &&
                                          (scwShowDate <
                                           (new Date(scwBaseYear, 0, 1,
                                                   scwShowDate.getHours()))
                                                  ||
                                           scwShowDate >
                                           (new Date(scwBaseYear +
                                                     scwDropDownYears, 0, 0,
                                                   scwShowDate.getHours()))
                                                  )
                                                ) ||
                                         (scwOutOfMonthDisable &&
                                          (scwShowDate <
                                           (new Date(scwShowDate.getFullYear(),
                                                   scwCurMonth, 1,
                                                   scwShowDate.getHours()))
                                                  ||
                                           scwShowDate >
                                           (new Date(scwShowDate.getFullYear(),
                                                   scwCurMonth + 1, 0,
                                                   scwShowDate.getHours()))
                                                  )
                                                 )
                                                ) ? true : false;

                        scwCell.style.visibility =
                        (scwOutOfMonthHide &&
                         (scwShowDate <
                          (new Date(scwShowDate.getFullYear(),
                                  scwCurMonth, 1,
                                  scwShowDate.getHours()))
                                 ||
                          scwShowDate >
                          (new Date(scwShowDate.getFullYear(),
                                  scwCurMonth + 1, 0,
                                  scwShowDate.getHours()))
                                 )
                                ) ? 'hidden' : '';

                        for (var k = 0; k < scwDisabledDates.length; k++)
                        {
                            if ((typeof scwDisabledDates[k] == 'object')
                                    &&
                                (scwDisabledDates[k].constructor ==
                                 Date
                                        )
                                    &&
                                scwCompareDateValue ==
                                scwDisabledDates[k].valueOf()
                                    )
                            {
                                scwDisabled = true;
                            }
                            else
                            {
                                if ((typeof scwDisabledDates[k] == 'object')
                                        &&
                                    (scwDisabledDates[k].constructor ==
                                     Array
                                            )
                                        &&
                                    scwCompareDateValue >=
                                    scwDisabledDates[k][0].valueOf()
                                        &&
                                    scwCompareDateValue <=
                                    scwDisabledDates[k][1].valueOf()
                                        )
                                {
                                    scwDisabled = true;
                                }
                            }
                        }

                        if (scwDisabled ||
                            !scwEnabledDay[j - 1 + (7 * ((i * scwCells.
                                    childNodes.
                                    length) / 6))] ||
                            !scwPassEnabledDay[(j - 1 + (7 * (i * scwCells.
                                    childNodes.
                                    length / 6))) % 7]
                                )
                        {
                            scwRows.childNodes[j].onclick = null;

                            if (scwID('scwIFrame'))
                            {
                                scwRows.childNodes[j].onmouseover = null;
                                scwRows.childNodes[j].onmouseout = null;
                            }

                            scwCell.className =
                            (scwShowDate.getMonth() != scwCurMonth)
                                    ? 'scwCellsExMonthDisabled'
                                    : (scwBlnFullInputDate &&
                                       scwShowDate.toDateString() ==
                                       scwSeedDate.toDateS