Subversion Repositories eFlore/Applications.cel

/*

 * Ext JS Library 2.0.2

 * Copyright(c) 2006-2008, Ext JS, LLC.

 * licensing@extjs.com

 *

 * http://extjs.com/license

 */

/**

 * @class Ext.DatePicker

 * @extends Ext.Component

 * Simple date picker class.

 * @constructor

 * Create a new DatePicker

 * @param {Object} config The config object

 */

Ext.DatePicker = Ext.extend(Ext.Component, {

    /**

     * @cfg {String} todayText

     * The text to display on the button that selects the current date (defaults to "Today")

     */

    todayText : "Today",

    /**

     * @cfg {String} okText

     * The text to display on the ok button

     */

    okText : " OK ", //   to give the user extra clicking room

    /**

     * @cfg {String} cancelText

     * The text to display on the cancel button

     */

    cancelText : "Cancel",

    /**

     * @cfg {String} todayTip

     * The tooltip to display for the button that selects the current date (defaults to "{current date} (Spacebar)")

     */

    todayTip : "{0} (Spacebar)",

    /**

     * @cfg {Date} minDate

     * Minimum allowable date (JavaScript date object, defaults to null)

     */

    minDate : null,

    /**

     * @cfg {Date} maxDate

     * Maximum allowable date (JavaScript date object, defaults to null)

     */

    maxDate : null,

    /**

     * @cfg {String} minText

     * The error text to display if the minDate validation fails (defaults to "This date is before the minimum date")

     */

    minText : "This date is before the minimum date",

    /**

     * @cfg {String} maxText

     * The error text to display if the maxDate validation fails (defaults to "This date is after the maximum date")

     */

    maxText : "This date is after the maximum date",

    /**

     * @cfg {String} format

     * The default date format string which can be overriden for localization support.  The format must be

     * valid according to {@link Date#parseDate} (defaults to 'm/d/y').

     */

    format : "m/d/y",

    /**

     * @cfg {Array} disabledDays

     * An array of days to disable, 0-based. For example, [0, 6] disables Sunday and Saturday (defaults to null).

     */

    disabledDays : null,

    /**

     * @cfg {String} disabledDaysText

     * The tooltip to display when the date falls on a disabled day (defaults to "")

     */

    disabledDaysText : "",

    /**

     * @cfg {RegExp} disabledDatesRE

     * JavaScript regular expression used to disable a pattern of dates (defaults to null)

     */

    disabledDatesRE : null,

    /**

     * @cfg {String} disabledDatesText

     * The tooltip text to display when the date falls on a disabled date (defaults to "")

     */

    disabledDatesText : "",

    /**

     * @cfg {Boolean} constrainToViewport

     * True to constrain the date picker to the viewport (defaults to true)

     */

    constrainToViewport : true,

    /**

     * @cfg {Array} monthNames

     * An array of textual month names which can be overriden for localization support (defaults to Date.monthNames)

     */

    monthNames : Date.monthNames,

    /**

     * @cfg {Array} dayNames

     * An array of textual day names which can be overriden for localization support (defaults to Date.dayNames)

     */

    dayNames : Date.dayNames,

    /**

     * @cfg {String} nextText

     * The next month navigation button tooltip (defaults to 'Next Month (Control+Right)')

     */

    nextText: 'Next Month (Control+Right)',

    /**

     * @cfg {String} prevText

     * The previous month navigation button tooltip (defaults to 'Previous Month (Control+Left)')

     */

    prevText: 'Previous Month (Control+Left)',

    /**

     * @cfg {String} monthYearText

     * The header month selector tooltip (defaults to 'Choose a month (Control+Up/Down to move years)')

     */

    monthYearText: 'Choose a month (Control+Up/Down to move years)',

    /**

     * @cfg {Number} startDay

     * Day index at which the week should begin, 0-based (defaults to 0, which is Sunday)

     */

    startDay : 0,

    initComponent : function(){

        Ext.DatePicker.superclass.initComponent.call(this);

        this.value = this.value ?

                 this.value.clearTime() : new Date().clearTime();

        this.addEvents(

            /**

             * @event select

             * Fires when a date is selected

             * @param {DatePicker} this

             * @param {Date} date The selected date

             */

            'select'

        );

        if(this.handler){

            this.on("select", this.handler,  this.scope || this);

        }

        this.initDisabledDays();

    },

    // private

    initDisabledDays : function(){

        if(!this.disabledDatesRE && this.disabledDates){

            var dd = this.disabledDates;

            var re = "(?:";

            for(var i = 0; i < dd.length; i++){

                re += dd[i];

                if(i != dd.length-1) re += "|";

            }

            this.disabledDatesRE = new RegExp(re + ")");

        }

    },

    /**

     * Sets the value of the date field

     * @param {Date} value The date to set

     */

    setValue : function(value){

        var old = this.value;

        this.value = value.clearTime(true);

        if(this.el){

            this.update(this.value);

        }

    },

    /**

     * Gets the current selected value of the date field

     * @return {Date} The selected date

     */

    getValue : function(){

        return this.value;

    },

    // private

    focus : function(){

        if(this.el){

            this.update(this.activeDate);

        }

    },

    // private

    onRender : function(container, position){

        var m = [

             '<table cellspacing="0">',

                '<tr><td class="x-date-left"><a href="#" title="', this.prevText ,'">&#160;</a></td><td class="x-date-middle" align="center"></td><td class="x-date-right"><a href="#" title="', this.nextText ,'">&#160;</a></td></tr>',

                '<tr><td colspan="3"><table class="x-date-inner" cellspacing="0"><thead><tr>'];

        var dn = this.dayNames;

        for(var i = 0; i < 7; i++){

            var d = this.startDay+i;

            if(d > 6){

                d = d-7;

            }

            m.push("<th><span>", dn[d].substr(0,1), "</span></th>");

        }

        m[m.length] = "</tr></thead><tbody><tr>";

        for(var i = 0; i < 42; i++) {

            if(i % 7 == 0 && i != 0){

                m[m.length] = "</tr><tr>";

            }

            m[m.length] = '<td><a href="#" hidefocus="on" class="x-date-date" tabIndex="1"><em><span></span></em></a></td>';

        }

        m[m.length] = '</tr></tbody></table></td></tr><tr><td colspan="3" class="x-date-bottom" align="center"></td></tr></table><div class="x-date-mp"></div>';

        var el = document.createElement("div");

        el.className = "x-date-picker";

        el.innerHTML = m.join("");

        container.dom.insertBefore(el, position);

        this.el = Ext.get(el);

        this.eventEl = Ext.get(el.firstChild);

        new Ext.util.ClickRepeater(this.el.child("td.x-date-left a"), {

            handler: this.showPrevMonth,

            scope: this,

            preventDefault:true,

            stopDefault:true

        });

        new Ext.util.ClickRepeater(this.el.child("td.x-date-right a"), {

            handler: this.showNextMonth,

            scope: this,

            preventDefault:true,

            stopDefault:true

        });

        this.eventEl.on("mousewheel", this.handleMouseWheel,  this);

        this.monthPicker = this.el.down('div.x-date-mp');

        this.monthPicker.enableDisplayMode('block');

        var kn = new Ext.KeyNav(this.eventEl, {

            "left" : function(e){

                e.ctrlKey ?

                    this.showPrevMonth() :

                    this.update(this.activeDate.add("d", -1));

            },

            "right" : function(e){

                e.ctrlKey ?

                    this.showNextMonth() :

                    this.update(this.activeDate.add("d", 1));

            },

            "up" : function(e){

                e.ctrlKey ?

                    this.showNextYear() :

                    this.update(this.activeDate.add("d", -7));

            },

            "down" : function(e){

                e.ctrlKey ?

                    this.showPrevYear() :

                    this.update(this.activeDate.add("d", 7));

            },

            "pageUp" : function(e){

                this.showNextMonth();

            },

            "pageDown" : function(e){

                this.showPrevMonth();

            },

            "enter" : function(e){

                e.stopPropagation();

                return true;

            },

            scope : this

        });

        this.eventEl.on("click", this.handleDateClick,  this, {delegate: "a.x-date-date"});

        this.eventEl.addKeyListener(Ext.EventObject.SPACE, this.selectToday,  this);

        this.el.unselectable();

        this.cells = this.el.select("table.x-date-inner tbody td");

        this.textNodes = this.el.query("table.x-date-inner tbody span");

        this.mbtn = new Ext.Button({

            text: " ",

            tooltip: this.monthYearText,

            renderTo: this.el.child("td.x-date-middle", true)

        });

        this.mbtn.on('click', this.showMonthPicker, this);

        this.mbtn.el.child(this.mbtn.menuClassTarget).addClass("x-btn-with-menu");

        var today = (new Date()).dateFormat(this.format);

        this.todayBtn = new Ext.Button({

            renderTo: this.el.child("td.x-date-bottom", true),

            text: String.format(this.todayText, today),

            tooltip: String.format(this.todayTip, today),

            handler: this.selectToday,

            scope: this

        });

        if(Ext.isIE){

            this.el.repaint();

        }

        this.update(this.value);

    },

    createMonthPicker : function(){

        if(!this.monthPicker.dom.firstChild){

            var buf = ['<table border="0" cellspacing="0">'];

            for(var i = 0; i < 6; i++){

                buf.push(

                    '<tr><td class="x-date-mp-month"><a href="#">', this.monthNames[i].substr(0, 3), '</a></td>',

                    '<td class="x-date-mp-month x-date-mp-sep"><a href="#">', this.monthNames[i+6].substr(0, 3), '</a></td>',

                    i == 0 ?

                    '<td class="x-date-mp-ybtn" align="center"><a class="x-date-mp-prev"></a></td><td class="x-date-mp-ybtn" align="center"><a class="x-date-mp-next"></a></td></tr>' :

                    '<td class="x-date-mp-year"><a href="#"></a></td><td class="x-date-mp-year"><a href="#"></a></td></tr>'

                );

            }

            buf.push(

                '<tr class="x-date-mp-btns"><td colspan="4"><button type="button" class="x-date-mp-ok">',

                    this.okText,

                    '</button><button type="button" class="x-date-mp-cancel">',

                    this.cancelText,

                    '</button></td></tr>',

                '</table>'

            );

            this.monthPicker.update(buf.join(''));

            this.monthPicker.on('click', this.onMonthClick, this);

            this.monthPicker.on('dblclick', this.onMonthDblClick, this);

            this.mpMonths = this.monthPicker.select('td.x-date-mp-month');

            this.mpYears = this.monthPicker.select('td.x-date-mp-year');

            this.mpMonths.each(function(m, a, i){

                i += 1;

                if((i%2) == 0){

                    m.dom.xmonth = 5 + Math.round(i * .5);

                }else{

                    m.dom.xmonth = Math.round((i-1) * .5);

                }

            });

        }

    },

    showMonthPicker : function(){

        this.createMonthPicker();

        var size = this.el.getSize();

        this.monthPicker.setSize(size);

        this.monthPicker.child('table').setSize(size);

        this.mpSelMonth = (this.activeDate || this.value).getMonth();

        this.updateMPMonth(this.mpSelMonth);

        this.mpSelYear = (this.activeDate || this.value).getFullYear();

        this.updateMPYear(this.mpSelYear);

        this.monthPicker.slideIn('t', {duration:.2});

    },

    updateMPYear : function(y){

        this.mpyear = y;

        var ys = this.mpYears.elements;

        for(var i = 1; i <= 10; i++){

            var td = ys[i-1], y2;

            if((i%2) == 0){

                y2 = y + Math.round(i * .5);

                td.firstChild.innerHTML = y2;

                td.xyear = y2;

            }else{

                y2 = y - (5-Math.round(i * .5));

                td.firstChild.innerHTML = y2;

                td.xyear = y2;

            }

            this.mpYears.item(i-1)[y2 == this.mpSelYear ? 'addClass' : 'removeClass']('x-date-mp-sel');

        }

    },

    updateMPMonth : function(sm){

        this.mpMonths.each(function(m, a, i){

            m[m.dom.xmonth == sm ? 'addClass' : 'removeClass']('x-date-mp-sel');

        });

    },

    selectMPMonth: function(m){

    },

    onMonthClick : function(e, t){

        e.stopEvent();

        var el = new Ext.Element(t), pn;

        if(el.is('button.x-date-mp-cancel')){

            this.hideMonthPicker();

        }

        else if(el.is('button.x-date-mp-ok')){

            this.update(new Date(this.mpSelYear, this.mpSelMonth, (this.activeDate || this.value).getDate()));

            this.hideMonthPicker();

        }

        else if(pn = el.up('td.x-date-mp-month', 2)){

            this.mpMonths.removeClass('x-date-mp-sel');

            pn.addClass('x-date-mp-sel');

            this.mpSelMonth = pn.dom.xmonth;

        }

        else if(pn = el.up('td.x-date-mp-year', 2)){

            this.mpYears.removeClass('x-date-mp-sel');

            pn.addClass('x-date-mp-sel');

            this.mpSelYear = pn.dom.xyear;

        }

        else if(el.is('a.x-date-mp-prev')){

            this.updateMPYear(this.mpyear-10);

        }

        else if(el.is('a.x-date-mp-next')){

            this.updateMPYear(this.mpyear+10);

        }

    },

    onMonthDblClick : function(e, t){

        e.stopEvent();

        var el = new Ext.Element(t), pn;

        if(pn = el.up('td.x-date-mp-month', 2)){

            this.update(new Date(this.mpSelYear, pn.dom.xmonth, (this.activeDate || this.value).getDate()));

            this.hideMonthPicker();

        }

        else if(pn = el.up('td.x-date-mp-year', 2)){

            this.update(new Date(pn.dom.xyear, this.mpSelMonth, (this.activeDate || this.value).getDate()));

            this.hideMonthPicker();

        }

    },

    hideMonthPicker : function(disableAnim){

        if(this.monthPicker){

            if(disableAnim === true){

                this.monthPicker.hide();

            }else{

                this.monthPicker.slideOut('t', {duration:.2});

            }

        }

    },

    // private

    showPrevMonth : function(e){

        this.update(this.activeDate.add("mo", -1));

    },

    // private

    showNextMonth : function(e){

        this.update(this.activeDate.add("mo", 1));

    },

    // private

    showPrevYear : function(){

        this.update(this.activeDate.add("y", -1));

    },

    // private

    showNextYear : function(){

        this.update(this.activeDate.add("y", 1));

    },

    // private

    handleMouseWheel : function(e){

        var delta = e.getWheelDelta();

        if(delta > 0){

            this.showPrevMonth();

            e.stopEvent();

        } else if(delta < 0){

            this.showNextMonth();

            e.stopEvent();

        }

    },

    // private

    handleDateClick : function(e, t){

        e.stopEvent();

        if(t.dateValue && !Ext.fly(t.parentNode).hasClass("x-date-disabled")){

            this.setValue(new Date(t.dateValue));

            this.fireEvent("select", this, this.value);

        }

    },

    // private

    selectToday : function(){

        this.setValue(new Date().clearTime());

        this.fireEvent("select", this, this.value);

    },

    // private

    update : function(date){

        var vd = this.activeDate;

        this.activeDate = date;

        if(vd && this.el){

            var t = date.getTime();

            if(vd.getMonth() == date.getMonth() && vd.getFullYear() == date.getFullYear()){

                this.cells.removeClass("x-date-selected");

                this.cells.each(function(c){

                   if(c.dom.firstChild.dateValue == t){

                       c.addClass("x-date-selected");

                       setTimeout(function(){

                            try{c.dom.firstChild.focus();}catch(e){}

                       }, 50);

                       return false;

                   }

                });

                return;

            }

        }

        var days = date.getDaysInMonth();

        var firstOfMonth = date.getFirstDateOfMonth();

        var startingPos = firstOfMonth.getDay()-this.startDay;

        if(startingPos <= this.startDay){

            startingPos += 7;

        }

        var pm = date.add("mo", -1);

        var prevStart = pm.getDaysInMonth()-startingPos;

        var cells = this.cells.elements;

        var textEls = this.textNodes;

        days += startingPos;

        // convert everything to numbers so it's fast

        var day = 86400000;

        var d = (new Date(pm.getFullYear(), pm.getMonth(), prevStart)).clearTime();

        var today = new Date().clearTime().getTime();

        var sel = date.clearTime().getTime();

        var min = this.minDate ? this.minDate.clearTime() : Number.NEGATIVE_INFINITY;

        var max = this.maxDate ? this.maxDate.clearTime() : Number.POSITIVE_INFINITY;

        var ddMatch = this.disabledDatesRE;

        var ddText = this.disabledDatesText;

        var ddays = this.disabledDays ? this.disabledDays.join("") : false;

        var ddaysText = this.disabledDaysText;

        var format = this.format;

        var setCellClass = function(cal, cell){

            cell.title = "";

            var t = d.getTime();

            cell.firstChild.dateValue = t;

            if(t == today){

                cell.className += " x-date-today";

                cell.title = cal.todayText;

            }

            if(t == sel){

                cell.className += " x-date-selected";

                setTimeout(function(){

                    try{cell.firstChild.focus();}catch(e){}

                }, 50);

            }

            // disabling

            if(t < min) {

                cell.className = " x-date-disabled";

                cell.title = cal.minText;

                return;

            }

            if(t > max) {

                cell.className = " x-date-disabled";

                cell.title = cal.maxText;

                return;

            }

            if(ddays){

                if(ddays.indexOf(d.getDay()) != -1){

                    cell.title = ddaysText;

                    cell.className = " x-date-disabled";

                }

            }

            if(ddMatch && format){

                var fvalue = d.dateFormat(format);

                if(ddMatch.test(fvalue)){

                    cell.title = ddText.replace("%0", fvalue);

                    cell.className = " x-date-disabled";

                }

            }

        };

        var i = 0;

        for(; i < startingPos; i++) {

            textEls[i].innerHTML = (++prevStart);

            d.setDate(d.getDate()+1);

            cells[i].className = "x-date-prevday";

            setCellClass(this, cells[i]);

        }

        for(; i < days; i++){

            intDay = i - startingPos + 1;

            textEls[i].innerHTML = (intDay);

            d.setDate(d.getDate()+1);

            cells[i].className = "x-date-active";

            setCellClass(this, cells[i]);

        }

        var extraDays = 0;

        for(; i < 42; i++) {

             textEls[i].innerHTML = (++extraDays);

             d.setDate(d.getDate()+1);

             cells[i].className = "x-date-nextday";

             setCellClass(this, cells[i]);

        }

        this.mbtn.setText(this.monthNames[date.getMonth()] + " " + date.getFullYear());

        if(!this.internalRender){

            var main = this.el.dom.firstChild;

            var w = main.offsetWidth;

            this.el.setWidth(w + this.el.getBorderWidth("lr"));

            Ext.fly(main).setWidth(w);

            this.internalRender = true;

            // opera does not respect the auto grow header center column

            // then, after it gets a width opera refuses to recalculate

            // without a second pass

            if(Ext.isOpera && !this.secondPass){

                main.rows[0].cells[1].style.width = (w - (main.rows[0].cells[0].offsetWidth+main.rows[0].cells[2].offsetWidth)) + "px";

                this.secondPass = true;

                this.update.defer(10, this, [date]);

            }

        }

    },

    // private

    beforeDestroy : function() {

        this.mbtn.destroy();

        this.todayBtn.destroy();

    }

    /**

     * @cfg {String} autoEl @hide

     */

});

Ext.reg('datepicker', Ext.DatePicker);