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1 /* 2 * jQuery UI Datepicker 1.7.2 3 * 4 * Copyright (c) 2009 AUTHORS.txt (http://jqueryui.com/about) 5 * Dual licensed under the MIT (MIT-LICENSE.txt) 6 * and GPL (GPL-LICENSE.txt) licenses. 7 * 8 * http://docs.jquery.com/UI/Datepicker 9 * 10 * Depends: 11 * ui.core.js 12 */ 13 14 (function($) { // hide the namespace 15 16 $.extend($.ui, { datepicker: { version: "1.7.2" } }); 17 18 var PROP_NAME = 'datepicker'; 19 20 /* Date picker manager. 21 Use the singleton instance of this class, $.datepicker, to interact with the date picker. 22 Settings for (groups of) date pickers are maintained in an instance object, 23 allowing multiple different settings on the same page. */ 24 25 function Datepicker() { 26 this.debug = false; // Change this to true to start debugging 27 this._curInst = null; // The current instance in use 28 this._keyEvent = false; // If the last event was a key event 29 this._disabledInputs = []; // List of date picker inputs that have been disabled 30 this._datepickerShowing = false; // True if the popup picker is showing , false if not 31 this._inDialog = false; // True if showing within a "dialog", false if not 32 this._mainDivId = 'ui-datepicker-div'; // The ID of the main datepicker division 33 this._inlineClass = 'ui-datepicker-inline'; // The name of the inline marker class 34 this._appendClass = 'ui-datepicker-append'; // The name of the append marker class 35 this._triggerClass = 'ui-datepicker-trigger'; // The name of the trigger marker class 36 this._dialogClass = 'ui-datepicker-dialog'; // The name of the dialog marker class 37 this._disableClass = 'ui-datepicker-disabled'; // The name of the disabled covering marker class 38 this._unselectableClass = 'ui-datepicker-unselectable'; // The name of the unselectable cell marker class 39 this._currentClass = 'ui-datepicker-current-day'; // The name of the current day marker class 40 this._dayOverClass = 'ui-datepicker-days-cell-over'; // The name of the day hover marker class 41 this.regional = []; // Available regional settings, indexed by language code 42 this.regional[''] = { // Default regional settings 43 closeText: 'Done', // Display text for close link 44 prevText: 'Prev', // Display text for previous month link 45 nextText: 'Next', // Display text for next month link 46 currentText: 'Today', // Display text for current month link 47 monthNames: ['January','February','March','April','May','June', 48 'July','August','September','October','November','December'], // Names of months for drop-down and formatting 49 monthNamesShort: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'], // For formatting 50 dayNames: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'], // For formatting 51 dayNamesShort: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'], // For formatting 52 dayNamesMin: ['Su','Mo','Tu','We','Th','Fr','Sa'], // Column headings for days starting at Sunday 53 dateFormat: 'mm/dd/yy', // See format options on parseDate 54 firstDay: 0, // The first day of the week, Sun = 0, Mon = 1, ... 55 isRTL: false // True if right-to-left language, false if left-to-right 56 }; 57 this._defaults = { // Global defaults for all the date picker instances 58 showOn: 'focus', // 'focus' for popup on focus, 59 // 'button' for trigger button, or 'both' for either 60 showAnim: 'show', // Name of jQuery animation for popup 61 showOptions: {}, // Options for enhanced animations 62 defaultDate: null, // Used when field is blank: actual date, 63 // +/-number for offset from today, null for today 64 appendText: '', // Display text following the input box, e.g. showing the format 65 buttonText: '...', // Text for trigger button 66 buttonImage: '', // URL for trigger button image 67 buttonImageOnly: false, // True if the image appears alone, false if it appears on a button 68 hideIfNoPrevNext: false, // True to hide next/previous month links 69 // if not applicable, false to just disable them 70 navigationAsDateFormat: false, // True if date formatting applied to prev/today/next links 71 gotoCurrent: false, // True if today link goes back to current selection instead 72 changeMonth: false, // True if month can be selected directly, false if only prev/next 73 changeYear: false, // True if year can be selected directly, false if only prev/next 74 showMonthAfterYear: false, // True if the year select precedes month, false for month then year 75 yearRange: '-10:+10', // Range of years to display in drop-down, 76 // either relative to current year (-nn:+nn) or absolute (nnnn:nnnn) 77 showOtherMonths: false, // True to show dates in other months, false to leave blank 78 calculateWeek: this.iso8601Week, // How to calculate the week of the year, 79 // takes a Date and returns the number of the week for it 80 shortYearCutoff: '+10', // Short year values < this are in the current century, 81 // > this are in the previous century, 82 // string value starting with '+' for current year + value 83 minDate: null, // The earliest selectable date, or null for no limit 84 maxDate: null, // The latest selectable date, or null for no limit 85 duration: 'normal', // Duration of display/closure 86 beforeShowDay: null, // Function that takes a date and returns an array with 87 // [0] = true if selectable, false if not, [1] = custom CSS class name(s) or '', 88 // [2] = cell title (optional), e.g. $.datepicker.noWeekends 89 beforeShow: null, // Function that takes an input field and 90 // returns a set of custom settings for the date picker 91 onSelect: null, // Define a callback function when a date is selected 92 onChangeMonthYear: null, // Define a callback function when the month or year is changed 93 onClose: null, // Define a callback function when the datepicker is closed 94 numberOfMonths: 1, // Number of months to show at a time 95 showCurrentAtPos: 0, // The position in multipe months at which to show the current month (starting at 0) 96 stepMonths: 1, // Number of months to step back/forward 97 stepBigMonths: 12, // Number of months to step back/forward for the big links 98 altField: '', // Selector for an alternate field to store selected dates into 99 altFormat: '', // The date format to use for the alternate field 100 constrainInput: true, // The input is constrained by the current date format 101 showButtonPanel: false // True to show button panel, false to not show it 102 }; 103 $.extend(this._defaults, this.regional['']); 104 this.dpDiv = $('<div id="' + this._mainDivId + '" class="ui-datepicker ui-widget ui-widget-content ui-helper-clearfix ui-corner-all ui-helper-hidden-accessible"></div>'); 105 } 106 107 $.extend(Datepicker.prototype, { 108 /* Class name added to elements to indicate already configured with a date picker. */ 109 markerClassName: 'hasDatepicker', 110 111 /* Debug logging (if enabled). */ 112 log: function () { 113 if (this.debug) 114 console.log.apply('', arguments); 115 }, 116 117 /* Override the default settings for all instances of the date picker. 118 @param settings object - the new settings to use as defaults (anonymous object) 119 @return the manager object */ 120 setDefaults: function(settings) { 121 extendRemove(this._defaults, settings || {}); 122 return this; 123 }, 124 125 /* Attach the date picker to a jQuery selection. 126 @param target element - the target input field or division or span 127 @param settings object - the new settings to use for this date picker instance (anonymous) */ 128 _attachDatepicker: function(target, settings) { 129 // check for settings on the control itself - in namespace 'date:' 130 var inlineSettings = null; 131 for (var attrName in this._defaults) { 132 var attrValue = target.getAttribute('date:' + attrName); 133 if (attrValue) { 134 inlineSettings = inlineSettings || {}; 135 try { 136 inlineSettings[attrName] = eval(attrValue); 137 } catch (err) { 138 inlineSettings[attrName] = attrValue; 139 } 140 } 141 } 142 var nodeName = target.nodeName.toLowerCase(); 143 var inline = (nodeName == 'div' || nodeName == 'span'); 144 if (!target.id) 145 target.id = 'dp' + (++this.uuid); 146 var inst = this._newInst($(target), inline); 147 inst.settings = $.extend({}, settings || {}, inlineSettings || {}); 148 if (nodeName == 'input') { 149 this._connectDatepicker(target, inst); 150 } else if (inline) { 151 this._inlineDatepicker(target, inst); 152 } 153 }, 154 155 /* Create a new instance object. */ 156 _newInst: function(target, inline) { 157 var id = target[0].id.replace(/([:\[\]\.])/g, '\\\\$1'); // escape jQuery meta chars 158 return {id: id, input: target, // associated target 159 selectedDay: 0, selectedMonth: 0, selectedYear: 0, // current selection 160 drawMonth: 0, drawYear: 0, // month being drawn 161 inline: inline, // is datepicker inline or not 162 dpDiv: (!inline ? this.dpDiv : // presentation div 163 $('<div class="' + this._inlineClass + ' ui-datepicker ui-widget ui-widget-content ui-helper-clearfix ui-corner-all"></div>'))}; 164 }, 165 166 /* Attach the date picker to an input field. */ 167 _connectDatepicker: function(target, inst) { 168 var input = $(target); 169 inst.append = $([]); 170 inst.trigger = $([]); 171 if (input.hasClass(this.markerClassName)) 172 return; 173 var appendText = this._get(inst, 'appendText'); 174 var isRTL = this._get(inst, 'isRTL'); 175 if (appendText) { 176 inst.append = $('<span class="' + this._appendClass + '">' + appendText + '</span>'); 177 input[isRTL ? 'before' : 'after'](inst.append); 178 } 179 var showOn = this._get(inst, 'showOn'); 180 if (showOn == 'focus' || showOn == 'both') // pop-up date picker when in the marked field 181 input.focus(this._showDatepicker); 182 if (showOn == 'button' || showOn == 'both') { // pop-up date picker when button clicked 183 var buttonText = this._get(inst, 'buttonText'); 184 var buttonImage = this._get(inst, 'buttonImage'); 185 inst.trigger = $(this._get(inst, 'buttonImageOnly') ? 186 $('<img/>').addClass(this._triggerClass). 187 attr({ src: buttonImage, alt: buttonText, title: buttonText }) : 188 $('<button type="button"></button>').addClass(this._triggerClass). 189 html(buttonImage == '' ? buttonText : $('<img/>').attr( 190 { src:buttonImage, alt:buttonText, title:buttonText }))); 191 input[isRTL ? 'before' : 'after'](inst.trigger); 192 inst.trigger.click(function() { 193 if ($.datepicker._datepickerShowing && $.datepicker._lastInput == target) 194 $.datepicker._hideDatepicker(); 195 else 196 $.datepicker._showDatepicker(target); 197 return false; 198 }); 199 } 200 input.addClass(this.markerClassName).keydown(this._doKeyDown).keypress(this._doKeyPress). 201 bind("setData.datepicker", function(event, key, value) { 202 inst.settings[key] = value; 203 }).bind("getData.datepicker", function(event, key) { 204 return this._get(inst, key); 205 }); 206 $.data(target, PROP_NAME, inst); 207 }, 208 209 /* Attach an inline date picker to a div. */ 210 _inlineDatepicker: function(target, inst) { 211 var divSpan = $(target); 212 if (divSpan.hasClass(this.markerClassName)) 213 return; 214 divSpan.addClass(this.markerClassName).append(inst.dpDiv). 215 bind("setData.datepicker", function(event, key, value){ 216 inst.settings[key] = value; 217 }).bind("getData.datepicker", function(event, key){ 218 return this._get(inst, key); 219 }); 220 $.data(target, PROP_NAME, inst); 221 this._setDate(inst, this._getDefaultDate(inst)); 222 this._updateDatepicker(inst); 223 this._updateAlternate(inst); 224 }, 225 226 /* Pop-up the date picker in a "dialog" box. 227 @param input element - ignored 228 @param dateText string - the initial date to display (in the current format) 229 @param onSelect function - the function(dateText) to call when a date is selected 230 @param settings object - update the dialog date picker instance's settings (anonymous object) 231 @param pos int[2] - coordinates for the dialog's position within the screen or 232 event - with x/y coordinates or 233 leave empty for default (screen centre) 234 @return the manager object */ 235 _dialogDatepicker: function(input, dateText, onSelect, settings, pos) { 236 var inst = this._dialogInst; // internal instance 237 if (!inst) { 238 var id = 'dp' + (++this.uuid); 239 this._dialogInput = $('<input type="text" id="' + id + 240 '" size="1" style="position: absolute; top: -100px;"/>'); 241 this._dialogInput.keydown(this._doKeyDown); 242 $('body').append(this._dialogInput); 243 inst = this._dialogInst = this._newInst(this._dialogInput, false); 244 inst.settings = {}; 245 $.data(this._dialogInput[0], PROP_NAME, inst); 246 } 247 extendRemove(inst.settings, settings || {}); 248 this._dialogInput.val(dateText); 249 250 this._pos = (pos ? (pos.length ? pos : [pos.pageX, pos.pageY]) : null); 251 if (!this._pos) { 252 var browserWidth = window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth; 253 var browserHeight = window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight; 254 var scrollX = document.documentElement.scrollLeft || document.body.scrollLeft; 255 var scrollY = document.documentElement.scrollTop || document.body.scrollTop; 256 this._pos = // should use actual width/height below 257 [(browserWidth / 2) - 100 + scrollX, (browserHeight / 2) - 150 + scrollY]; 258 } 259 260 // move input on screen for focus, but hidden behind dialog 261 this._dialogInput.css('left', this._pos[0] + 'px').css('top', this._pos[1] + 'px'); 262 inst.settings.onSelect = onSelect; 263 this._inDialog = true; 264 this.dpDiv.addClass(this._dialogClass); 265 this._showDatepicker(this._dialogInput[0]); 266 if ($.blockUI) 267 $.blockUI(this.dpDiv); 268 $.data(this._dialogInput[0], PROP_NAME, inst); 269 return this; 270 }, 271 272 /* Detach a datepicker from its control. 273 @param target element - the target input field or division or span */ 274 _destroyDatepicker: function(target) { 275 var $target = $(target); 276 var inst = $.data(target, PROP_NAME); 277 if (!$target.hasClass(this.markerClassName)) { 278 return; 279 } 280 var nodeName = target.nodeName.toLowerCase(); 281 $.removeData(target, PROP_NAME); 282 if (nodeName == 'input') { 283 inst.append.remove(); 284 inst.trigger.remove(); 285 $target.removeClass(this.markerClassName). 286 unbind('focus', this._showDatepicker). 287 unbind('keydown', this._doKeyDown). 288 unbind('keypress', this._doKeyPress); 289 } else if (nodeName == 'div' || nodeName == 'span') 290 $target.removeClass(this.markerClassName).empty(); 291 }, 292 293 /* Enable the date picker to a jQuery selection. 294 @param target element - the target input field or division or span */ 295 _enableDatepicker: function(target) { 296 var $target = $(target); 297 var inst = $.data(target, PROP_NAME); 298 if (!$target.hasClass(this.markerClassName)) { 299 return; 300 } 301 var nodeName = target.nodeName.toLowerCase(); 302 if (nodeName == 'input') { 303 target.disabled = false; 304 inst.trigger.filter('button'). 305 each(function() { this.disabled = false; }).end(). 306 filter('img').css({opacity: '1.0', cursor: ''}); 307 } 308 else if (nodeName == 'div' || nodeName == 'span') { 309 var inline = $target.children('.' + this._inlineClass); 310 inline.children().removeClass('ui-state-disabled'); 311 } 312 this._disabledInputs = $.map(this._disabledInputs, 313 function(value) { return (value == target ? null : value); }); // delete entry 314 }, 315 316 /* Disable the date picker to a jQuery selection. 317 @param target element - the target input field or division or span */ 318 _disableDatepicker: function(target) { 319 var $target = $(target); 320 var inst = $.data(target, PROP_NAME); 321 if (!$target.hasClass(this.markerClassName)) { 322 return; 323 } 324 var nodeName = target.nodeName.toLowerCase(); 325 if (nodeName == 'input') { 326 target.disabled = true; 327 inst.trigger.filter('button'). 328 each(function() { this.disabled = true; }).end(). 329 filter('img').css({opacity: '0.5', cursor: 'default'}); 330 } 331 else if (nodeName == 'div' || nodeName == 'span') { 332 var inline = $target.children('.' + this._inlineClass); 333 inline.children().addClass('ui-state-disabled'); 334 } 335 this._disabledInputs = $.map(this._disabledInputs, 336 function(value) { return (value == target ? null : value); }); // delete entry 337 this._disabledInputs[this._disabledInputs.length] = target; 338 }, 339 340 /* Is the first field in a jQuery collection disabled as a datepicker? 341 @param target element - the target input field or division or span 342 @return boolean - true if disabled, false if enabled */ 343 _isDisabledDatepicker: function(target) { 344 if (!target) { 345 return false; 346 } 347 for (var i = 0; i < this._disabledInputs.length; i++) { 348 if (this._disabledInputs[i] == target) 349 return true; 350 } 351 return false; 352 }, 353 354 /* Retrieve the instance data for the target control. 355 @param target element - the target input field or division or span 356 @return object - the associated instance data 357 @throws error if a jQuery problem getting data */ 358 _getInst: function(target) { 359 try { 360 return $.data(target, PROP_NAME); 361 } 362 catch (err) { 363 throw 'Missing instance data for this datepicker'; 364 } 365 }, 366 367 /* Update or retrieve the settings for a date picker attached to an input field or division. 368 @param target element - the target input field or division or span 369 @param name object - the new settings to update or 370 string - the name of the setting to change or retrieve, 371 when retrieving also 'all' for all instance settings or 372 'defaults' for all global defaults 373 @param value any - the new value for the setting 374 (omit if above is an object or to retrieve a value) */ 375 _optionDatepicker: function(target, name, value) { 376 var inst = this._getInst(target); 377 if (arguments.length == 2 && typeof name == 'string') { 378 return (name == 'defaults' ? $.extend({}, $.datepicker._defaults) : 379 (inst ? (name == 'all' ? $.extend({}, inst.settings) : 380 this._get(inst, name)) : null)); 381 } 382 var settings = name || {}; 383 if (typeof name == 'string') { 384 settings = {}; 385 settings[name] = value; 386 } 387 if (inst) { 388 if (this._curInst == inst) { 389 this._hideDatepicker(null); 390 } 391 var date = this._getDateDatepicker(target); 392 extendRemove(inst.settings, settings); 393 this._setDateDatepicker(target, date); 394 this._updateDatepicker(inst); 395 } 396 }, 397 398 // change method deprecated 399 _changeDatepicker: function(target, name, value) { 400 this._optionDatepicker(target, name, value); 401 }, 402 403 /* Redraw the date picker attached to an input field or division. 404 @param target element - the target input field or division or span */ 405 _refreshDatepicker: function(target) { 406 var inst = this._getInst(target); 407 if (inst) { 408 this._updateDatepicker(inst); 409 } 410 }, 411 412 /* Set the dates for a jQuery selection. 413 @param target element - the target input field or division or span 414 @param date Date - the new date 415 @param endDate Date - the new end date for a range (optional) */ 416 _setDateDatepicker: function(target, date, endDate) { 417 var inst = this._getInst(target); 418 if (inst) { 419 this._setDate(inst, date, endDate); 420 this._updateDatepicker(inst); 421 this._updateAlternate(inst); 422 } 423 }, 424 425 /* Get the date(s) for the first entry in a jQuery selection. 426 @param target element - the target input field or division or span 427 @return Date - the current date or 428 Date[2] - the current dates for a range */ 429 _getDateDatepicker: function(target) { 430 var inst = this._getInst(target); 431 if (inst && !inst.inline) 432 this._setDateFromField(inst); 433 return (inst ? this._getDate(inst) : null); 434 }, 435 436 /* Handle keystrokes. */ 437 _doKeyDown: function(event) { 438 var inst = $.datepicker._getInst(event.target); 439 var handled = true; 440 var isRTL = inst.dpDiv.is('.ui-datepicker-rtl'); 441 inst._keyEvent = true; 442 if ($.datepicker._datepickerShowing) 443 switch (event.keyCode) { 444 case 9: $.datepicker._hideDatepicker(null, ''); 445 break; // hide on tab out 446 case 13: var sel = $('td.' + $.datepicker._dayOverClass + 447 ', td.' + $.datepicker._currentClass, inst.dpDiv); 448 if (sel[0]) 449 $.datepicker._selectDay(event.target, inst.selectedMonth, inst.selectedYear, sel[0]); 450 else 451 $.datepicker._hideDatepicker(null, $.datepicker._get(inst, 'duration')); 452 return false; // don't submit the form 453 break; // select the value on enter 454 case 27: $.datepicker._hideDatepicker(null, $.datepicker._get(inst, 'duration')); 455 break; // hide on escape 456 case 33: $.datepicker._adjustDate(event.target, (event.ctrlKey ? 457 -$.datepicker._get(inst, 'stepBigMonths') : 458 -$.datepicker._get(inst, 'stepMonths')), 'M'); 459 break; // previous month/year on page up/+ ctrl 460 case 34: $.datepicker._adjustDate(event.target, (event.ctrlKey ? 461 +$.datepicker._get(inst, 'stepBigMonths') : 462 +$.datepicker._get(inst, 'stepMonths')), 'M'); 463 break; // next month/year on page down/+ ctrl 464 case 35: if (event.ctrlKey || event.metaKey) $.datepicker._clearDate(event.target); 465 handled = event.ctrlKey || event.metaKey; 466 break; // clear on ctrl or command +end 467 case 36: if (event.ctrlKey || event.metaKey) $.datepicker._gotoToday(event.target); 468 handled = event.ctrlKey || event.metaKey; 469 break; // current on ctrl or command +home 470 case 37: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, (isRTL ? +1 : -1), 'D'); 471 handled = event.ctrlKey || event.metaKey; 472 // -1 day on ctrl or command +left 473 if (event.originalEvent.altKey) $.datepicker._adjustDate(event.target, (event.ctrlKey ? 474 -$.datepicker._get(inst, 'stepBigMonths') : 475 -$.datepicker._get(inst, 'stepMonths')), 'M'); 476 // next month/year on alt +left on Mac 477 break; 478 case 38: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, -7, 'D'); 479 handled = event.ctrlKey || event.metaKey; 480 break; // -1 week on ctrl or command +up 481 case 39: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, (isRTL ? -1 : +1), 'D'); 482 handled = event.ctrlKey || event.metaKey; 483 // +1 day on ctrl or command +right 484 if (event.originalEvent.altKey) $.datepicker._adjustDate(event.target, (event.ctrlKey ? 485 +$.datepicker._get(inst, 'stepBigMonths') : 486 +$.datepicker._get(inst, 'stepMonths')), 'M'); 487 // next month/year on alt +right 488 break; 489 case 40: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, +7, 'D'); 490 handled = event.ctrlKey || event.metaKey; 491 break; // +1 week on ctrl or command +down 492 default: handled = false; 493 } 494 else if (event.keyCode == 36 && event.ctrlKey) // display the date picker on ctrl+home 495 $.datepicker._showDatepicker(this); 496 else { 497 handled = false; 498 } 499 if (handled) { 500 event.preventDefault(); 501 event.stopPropagation(); 502 } 503 }, 504 505 /* Filter entered characters - based on date format. */ 506 _doKeyPress: function(event) { 507 var inst = $.datepicker._getInst(event.target); 508 if ($.datepicker._get(inst, 'constrainInput')) { 509 var chars = $.datepicker._possibleChars($.datepicker._get(inst, 'dateFormat')); 510 var chr = String.fromCharCode(event.charCode == undefined ? event.keyCode : event.charCode); 511 return event.ctrlKey || (chr < ' ' || !chars || chars.indexOf(chr) > -1); 512 } 513 }, 514 515 /* Pop-up the date picker for a given input field. 516 @param input element - the input field attached to the date picker or 517 event - if triggered by focus */ 518 _showDatepicker: function(input) { 519 input = input.target || input; 520 if (input.nodeName.toLowerCase() != 'input') // find from button/image trigger 521 input = $('input', input.parentNode)[0]; 522 if ($.datepicker._isDisabledDatepicker(input) || $.datepicker._lastInput == input) // already here 523 return; 524 var inst = $.datepicker._getInst(input); 525 var beforeShow = $.datepicker._get(inst, 'beforeShow'); 526 extendRemove(inst.settings, (beforeShow ? beforeShow.apply(input, [input, inst]) : {})); 527 $.datepicker._hideDatepicker(null, ''); 528 $.datepicker._lastInput = input; 529 $.datepicker._setDateFromField(inst); 530 if ($.datepicker._inDialog) // hide cursor 531 input.value = ''; 532 if (!$.datepicker._pos) { // position below input 533 $.datepicker._pos = $.datepicker._findPos(input); 534 $.datepicker._pos[1] += input.offsetHeight; // add the height 535 } 536 var isFixed = false; 537 $(input).parents().each(function() { 538 isFixed |= $(this).css('position') == 'fixed'; 539 return !isFixed; 540 }); 541 if (isFixed && $.browser.opera) { // correction for Opera when fixed and scrolled 542 $.datepicker._pos[0] -= document.documentElement.scrollLeft; 543 $.datepicker._pos[1] -= document.documentElement.scrollTop; 544 } 545 var offset = {left: $.datepicker._pos[0], top: $.datepicker._pos[1]}; 546 $.datepicker._pos = null; 547 inst.rangeStart = null; 548 // determine sizing offscreen 549 inst.dpDiv.css({position: 'absolute', display: 'block', top: '-1000px'}); 550 $.datepicker._updateDatepicker(inst); 551 // fix width for dynamic number of date pickers 552 // and adjust position before showing 553 offset = $.datepicker._checkOffset(inst, offset, isFixed); 554 inst.dpDiv.css({position: ($.datepicker._inDialog && $.blockUI ? 555 'static' : (isFixed ? 'fixed' : 'absolute')), display: 'none', 556 left: offset.left + 'px', top: offset.top + 'px'}); 557 if (!inst.inline) { 558 var showAnim = $.datepicker._get(inst, 'showAnim') || 'show'; 559 var duration = $.datepicker._get(inst, 'duration'); 560 var postProcess = function() { 561 $.datepicker._datepickerShowing = true; 562 if ($.browser.msie && parseInt($.browser.version,10) < 7) // fix IE < 7 select problems 563 $('iframe.ui-datepicker-cover').css({width: inst.dpDiv.width() + 4, 564 height: inst.dpDiv.height() + 4}); 565 }; 566 if ($.effects && $.effects[showAnim]) 567 inst.dpDiv.show(showAnim, $.datepicker._get(inst, 'showOptions'), duration, postProcess); 568 else 569 inst.dpDiv[showAnim](duration, postProcess); 570 if (duration == '') 571 postProcess(); 572 if (inst.input[0].type != 'hidden') 573 inst.input[0].focus(); 574 $.datepicker._curInst = inst; 575 } 576 }, 577 578 /* Generate the date picker content. */ 579 _updateDatepicker: function(inst) { 580 var dims = {width: inst.dpDiv.width() + 4, 581 height: inst.dpDiv.height() + 4}; 582 var self = this; 583 inst.dpDiv.empty().append(this._generateHTML(inst)) 584 .find('iframe.ui-datepicker-cover'). 585 css({width: dims.width, height: dims.height}) 586 .end() 587 .find('button, .ui-datepicker-prev, .ui-datepicker-next, .ui-datepicker-calendar td a') 588 .bind('mouseout', function(){ 589 $(this).removeClass('ui-state-hover'); 590 if(this.className.indexOf('ui-datepicker-prev') != -1) $(this).removeClass('ui-datepicker-prev-hover'); 591 if(this.className.indexOf('ui-datepicker-next') != -1) $(this).removeClass('ui-datepicker-next-hover'); 592 }) 593 .bind('mouseover', function(){ 594 if (!self._isDisabledDatepicker( inst.inline ? inst.dpDiv.parent()[0] : inst.input[0])) { 595 $(this).parents('.ui-datepicker-calendar').find('a').removeClass('ui-state-hover'); 596 $(this).addClass('ui-state-hover'); 597 if(this.className.indexOf('ui-datepicker-prev') != -1) $(this).addClass('ui-datepicker-prev-hover'); 598 if(this.className.indexOf('ui-datepicker-next') != -1) $(this).addClass('ui-datepicker-next-hover'); 599 } 600 }) 601 .end() 602 .find('.' + this._dayOverClass + ' a') 603 .trigger('mouseover') 604 .end(); 605 var numMonths = this._getNumberOfMonths(inst); 606 var cols = numMonths[1]; 607 var width = 17; 608 if (cols > 1) { 609 inst.dpDiv.addClass('ui-datepicker-multi-' + cols).css('width', (width * cols) + 'em'); 610 } else { 611 inst.dpDiv.removeClass('ui-datepicker-multi-2 ui-datepicker-multi-3 ui-datepicker-multi-4').width(''); 612 } 613 inst.dpDiv[(numMonths[0] != 1 || numMonths[1] != 1 ? 'add' : 'remove') + 614 'Class']('ui-datepicker-multi'); 615 inst.dpDiv[(this._get(inst, 'isRTL') ? 'add' : 'remove') + 616 'Class']('ui-datepicker-rtl'); 617 if (inst.input && inst.input[0].type != 'hidden' && inst == $.datepicker._curInst) 618 $(inst.input[0]).focus(); 619 }, 620 621 /* Check positioning to remain on screen. */ 622 _checkOffset: function(inst, offset, isFixed) { 623 var dpWidth = inst.dpDiv.outerWidth(); 624 var dpHeight = inst.dpDiv.outerHeight(); 625 var inputWidth = inst.input ? inst.input.outerWidth() : 0; 626 var inputHeight = inst.input ? inst.input.outerHeight() : 0; 627 var viewWidth = (window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth) + $(document).scrollLeft(); 628 var viewHeight = (window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight) + $(document).scrollTop(); 629 630 offset.left -= (this._get(inst, 'isRTL') ? (dpWidth - inputWidth) : 0); 631 offset.left -= (isFixed && offset.left == inst.input.offset().left) ? $(document).scrollLeft() : 0; 632 offset.top -= (isFixed && offset.top == (inst.input.offset().top + inputHeight)) ? $(document).scrollTop() : 0; 633 634 // now check if datepicker is showing outside window viewport - move to a better place if so. 635 offset.left -= (offset.left + dpWidth > viewWidth && viewWidth > dpWidth) ? Math.abs(offset.left + dpWidth - viewWidth) : 0; 636 offset.top -= (offset.top + dpHeight > viewHeight && viewHeight > dpHeight) ? Math.abs(offset.top + dpHeight + inputHeight*2 - viewHeight) : 0; 637 638 return offset; 639 }, 640 641 /* Find an object's position on the screen. */ 642 _findPos: function(obj) { 643 while (obj && (obj.type == 'hidden' || obj.nodeType != 1)) { 644 obj = obj.nextSibling; 645 } 646 var position = $(obj).offset(); 647 return [position.left, position.top]; 648 }, 649 650 /* Hide the date picker from view. 651 @param input element - the input field attached to the date picker 652 @param duration string - the duration over which to close the date picker */ 653 _hideDatepicker: function(input, duration) { 654 var inst = this._curInst; 655 if (!inst || (input && inst != $.data(input, PROP_NAME))) 656 return; 657 if (inst.stayOpen) 658 this._selectDate('#' + inst.id, this._formatDate(inst, 659 inst.currentDay, inst.currentMonth, inst.currentYear)); 660 inst.stayOpen = false; 661 if (this._datepickerShowing) { 662 duration = (duration != null ? duration : this._get(inst, 'duration')); 663 var showAnim = this._get(inst, 'showAnim'); 664 var postProcess = function() { 665 $.datepicker._tidyDialog(inst); 666 }; 667 if (duration != '' && $.effects && $.effects[showAnim]) 668 inst.dpDiv.hide(showAnim, $.datepicker._get(inst, 'showOptions'), 669 duration, postProcess); 670 else 671 inst.dpDiv[(duration == '' ? 'hide' : (showAnim == 'slideDown' ? 'slideUp' : 672 (showAnim == 'fadeIn' ? 'fadeOut' : 'hide')))](duration, postProcess); 673 if (duration == '') 674 this._tidyDialog(inst); 675 var onClose = this._get(inst, 'onClose'); 676 if (onClose) 677 onClose.apply((inst.input ? inst.input[0] : null), 678 [(inst.input ? inst.input.val() : ''), inst]); // trigger custom callback 679 this._datepickerShowing = false; 680 this._lastInput = null; 681 if (this._inDialog) { 682 this._dialogInput.css({ position: 'absolute', left: '0', top: '-100px' }); 683 if ($.blockUI) { 684 $.unblockUI(); 685 $('body').append(this.dpDiv); 686 } 687 } 688 this._inDialog = false; 689 } 690 this._curInst = null; 691 }, 692 693 /* Tidy up after a dialog display. */ 694 _tidyDialog: function(inst) { 695 inst.dpDiv.removeClass(this._dialogClass).unbind('.ui-datepicker-calendar'); 696 }, 697 698 /* Close date picker if clicked elsewhere. */ 699 _checkExternalClick: function(event) { 700 if (!$.datepicker._curInst) 701 return; 702 var $target = $(event.target); 703 if (($target.parents('#' + $.datepicker._mainDivId).length == 0) && 704 !$target.hasClass($.datepicker.markerClassName) && 705 !$target.hasClass($.datepicker._triggerClass) && 706 $.datepicker._datepickerShowing && !($.datepicker._inDialog && $.blockUI)) 707 $.datepicker._hideDatepicker(null, ''); 708 }, 709 710 /* Adjust one of the date sub-fields. */ 711 _adjustDate: function(id, offset, period) { 712 var target = $(id); 713 var inst = this._getInst(target[0]); 714 if (this._isDisabledDatepicker(target[0])) { 715 return; 716 } 717 this._adjustInstDate(inst, offset + 718 (period == 'M' ? this._get(inst, 'showCurrentAtPos') : 0), // undo positioning 719 period); 720 this._updateDatepicker(inst); 721 }, 722 723 /* Action for current link. */ 724 _gotoToday: function(id) { 725 var target = $(id); 726 var inst = this._getInst(target[0]); 727 if (this._get(inst, 'gotoCurrent') && inst.currentDay) { 728 inst.selectedDay = inst.currentDay; 729 inst.drawMonth = inst.selectedMonth = inst.currentMonth; 730 inst.drawYear = inst.selectedYear = inst.currentYear; 731 } 732 else { 733 var date = new Date(); 734 inst.selectedDay = date.getDate(); 735 inst.drawMonth = inst.selectedMonth = date.getMonth(); 736 inst.drawYear = inst.selectedYear = date.getFullYear(); 737 } 738 this._notifyChange(inst); 739 this._adjustDate(target); 740 }, 741 742 /* Action for selecting a new month/year. */ 743 _selectMonthYear: function(id, select, period) { 744 var target = $(id); 745 var inst = this._getInst(target[0]); 746 inst._selectingMonthYear = false; 747 inst['selected' + (period == 'M' ? 'Month' : 'Year')] = 748 inst['draw' + (period == 'M' ? 'Month' : 'Year')] = 749 parseInt(select.options[select.selectedIndex].value,10); 750 this._notifyChange(inst); 751 this._adjustDate(target); 752 }, 753 754 /* Restore input focus after not changing month/year. */ 755 _clickMonthYear: function(id) { 756 var target = $(id); 757 var inst = this._getInst(target[0]); 758 if (inst.input && inst._selectingMonthYear && !$.browser.msie) 759 inst.input[0].focus(); 760 inst._selectingMonthYear = !inst._selectingMonthYear; 761 }, 762 763 /* Action for selecting a day. */ 764 _selectDay: function(id, month, year, td) { 765 var target = $(id); 766 if ($(td).hasClass(this._unselectableClass) || this._isDisabledDatepicker(target[0])) { 767 return; 768 } 769 var inst = this._getInst(target[0]); 770 inst.selectedDay = inst.currentDay = $('a', td).html(); 771 inst.selectedMonth = inst.currentMonth = month; 772 inst.selectedYear = inst.currentYear = year; 773 if (inst.stayOpen) { 774 inst.endDay = inst.endMonth = inst.endYear = null; 775 } 776 this._selectDate(id, this._formatDate(inst, 777 inst.currentDay, inst.currentMonth, inst.currentYear)); 778 if (inst.stayOpen) { 779 inst.rangeStart = this._daylightSavingAdjust( 780 new Date(inst.currentYear, inst.currentMonth, inst.currentDay)); 781 this._updateDatepicker(inst); 782 } 783 }, 784 785 /* Erase the input field and hide the date picker. */ 786 _clearDate: function(id) { 787 var target = $(id); 788 var inst = this._getInst(target[0]); 789 inst.stayOpen = false; 790 inst.endDay = inst.endMonth = inst.endYear = inst.rangeStart = null; 791 this._selectDate(target, ''); 792 }, 793 794 /* Update the input field with the selected date. */ 795 _selectDate: function(id, dateStr) { 796 var target = $(id); 797 var inst = this._getInst(target[0]); 798 dateStr = (dateStr != null ? dateStr : this._formatDate(inst)); 799 if (inst.input) 800 inst.input.val(dateStr); 801 this._updateAlternate(inst); 802 var onSelect = this._get(inst, 'onSelect'); 803 if (onSelect) 804 onSelect.apply((inst.input ? inst.input[0] : null), [dateStr, inst]); // trigger custom callback 805 else if (inst.input) 806 inst.input.trigger('change'); // fire the change event 807 if (inst.inline) 808 this._updateDatepicker(inst); 809 else if (!inst.stayOpen) { 810 this._hideDatepicker(null, this._get(inst, 'duration')); 811 this._lastInput = inst.input[0]; 812 if (typeof(inst.input[0]) != 'object') 813 inst.input[0].focus(); // restore focus 814 this._lastInput = null; 815 } 816 }, 817 818 /* Update any alternate field to synchronise with the main field. */ 819 _updateAlternate: function(inst) { 820 var altField = this._get(inst, 'altField'); 821 if (altField) { // update alternate field too 822 var altFormat = this._get(inst, 'altFormat') || this._get(inst, 'dateFormat'); 823 var date = this._getDate(inst); 824 dateStr = this.formatDate(altFormat, date, this._getFormatConfig(inst)); 825 $(altField).each(function() { $(this).val(dateStr); }); 826 } 827 }, 828 829 /* Set as beforeShowDay function to prevent selection of weekends. 830 @param date Date - the date to customise 831 @return [boolean, string] - is this date selectable?, what is its CSS class? */ 832 noWeekends: function(date) { 833 var day = date.getDay(); 834 return [(day > 0 && day < 6), '']; 835 }, 836 837 /* Set as calculateWeek to determine the week of the year based on the ISO 8601 definition. 838 @param date Date - the date to get the week for 839 @return number - the number of the week within the year that contains this date */ 840 iso8601Week: function(date) { 841 var checkDate = new Date(date.getFullYear(), date.getMonth(), date.getDate()); 842 var firstMon = new Date(checkDate.getFullYear(), 1 - 1, 4); // First week always contains 4 Jan 843 var firstDay = firstMon.getDay() || 7; // Day of week: Mon = 1, ..., Sun = 7 844 firstMon.setDate(firstMon.getDate() + 1 - firstDay); // Preceding Monday 845 if (firstDay < 4 && checkDate < firstMon) { // Adjust first three days in year if necessary 846 checkDate.setDate(checkDate.getDate() - 3); // Generate for previous year 847 return $.datepicker.iso8601Week(checkDate); 848 } else if (checkDate > new Date(checkDate.getFullYear(), 12 - 1, 28)) { // Check last three days in year 849 firstDay = new Date(checkDate.getFullYear() + 1, 1 - 1, 4).getDay() || 7; 850 if (firstDay > 4 && (checkDate.getDay() || 7) < firstDay - 3) { // Adjust if necessary 851 return 1; 852 } 853 } 854 return Math.floor(((checkDate - firstMon) / 86400000) / 7) + 1; // Weeks to given date 855 }, 856 857 /* Parse a string value into a date object. 858 See formatDate below for the possible formats. 859 860 @param format string - the expected format of the date 861 @param value string - the date in the above format 862 @param settings Object - attributes include: 863 shortYearCutoff number - the cutoff year for determining the century (optional) 864 dayNamesShort string[7] - abbreviated names of the days from Sunday (optional) 865 dayNames string[7] - names of the days from Sunday (optional) 866 monthNamesShort string[12] - abbreviated names of the months (optional) 867 monthNames string[12] - names of the months (optional) 868 @return Date - the extracted date value or null if value is blank */ 869 parseDate: function (format, value, settings) { 870 if (format == null || value == null) 871 throw 'Invalid arguments'; 872 value = (typeof value == 'object' ? value.toString() : value + ''); 873 if (value == '') 874 return null; 875 var shortYearCutoff = (settings ? settings.shortYearCutoff : null) || this._defaults.shortYearCutoff; 876 var dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort; 877 var dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames; 878 var monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort; 879 var monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames; 880 var year = -1; 881 var month = -1; 882 var day = -1; 883 var doy = -1; 884 var literal = false; 885 // Check whether a format character is doubled 886 var lookAhead = function(match) { 887 var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match); 888 if (matches) 889 iFormat++; 890 return matches; 891 }; 892 // Extract a number from the string value 893 var getNumber = function(match) { 894 lookAhead(match); 895 var origSize = (match == '@' ? 14 : (match == 'y' ? 4 : (match == 'o' ? 3 : 2))); 896 var size = origSize; 897 var num = 0; 898 while (size > 0 && iValue < value.length && 899 value.charAt(iValue) >= '0' && value.charAt(iValue) <= '9') { 900 num = num * 10 + parseInt(value.charAt(iValue++),10); 901 size--; 902 } 903 if (size == origSize) 904 throw 'Missing number at position ' + iValue; 905 return num; 906 }; 907 // Extract a name from the string value and convert to an index 908 var getName = function(match, shortNames, longNames) { 909 var names = (lookAhead(match) ? longNames : shortNames); 910 var size = 0; 911 for (var j = 0; j < names.length; j++) 912 size = Math.max(size, names[j].length); 913 var name = ''; 914 var iInit = iValue; 915 while (size > 0 && iValue < value.length) { 916 name += value.charAt(iValue++); 917 for (var i = 0; i < names.length; i++) 918 if (name == names[i]) 919 return i + 1; 920 size--; 921 } 922 throw 'Unknown name at position ' + iInit; 923 }; 924 // Confirm that a literal character matches the string value 925 var checkLiteral = function() { 926 if (value.charAt(iValue) != format.charAt(iFormat)) 927 throw 'Unexpected literal at position ' + iValue; 928 iValue++; 929 }; 930 var iValue = 0; 931 for (var iFormat = 0; iFormat < format.length; iFormat++) { 932 if (literal) 933 if (format.charAt(iFormat) == "'" && !lookAhead("'")) 934 literal = false; 935 else 936 checkLiteral(); 937 else 938 switch (format.charAt(iFormat)) { 939 case 'd': 940 day = getNumber('d'); 941 break; 942 case 'D': 943 getName('D', dayNamesShort, dayNames); 944 break; 945 case 'o': 946 doy = getNumber('o'); 947 break; 948 case 'm': 949 month = getNumber('m'); 950 break; 951 case 'M': 952 month = getName('M', monthNamesShort, monthNames); 953 break; 954 case 'y': 955 year = getNumber('y'); 956 break; 957 case '@': 958 var date = new Date(getNumber('@')); 959 year = date.getFullYear(); 960 month = date.getMonth() + 1; 961 day = date.getDate(); 962 break; 963 case "'": 964 if (lookAhead("'")) 965 checkLiteral(); 966 else 967 literal = true; 968 break; 969 default: 970 checkLiteral(); 971 } 972 } 973 if (year == -1) 974 year = new Date().getFullYear(); 975 else if (year < 100) 976 year += new Date().getFullYear() - new Date().getFullYear() % 100 + 977 (year <= shortYearCutoff ? 0 : -100); 978 if (doy > -1) { 979 month = 1; 980 day = doy; 981 do { 982 var dim = this._getDaysInMonth(year, month - 1); 983 if (day <= dim) 984 break; 985 month++; 986 day -= dim; 987 } while (true); 988 } 989 var date = this._daylightSavingAdjust(new Date(year, month - 1, day)); 990 if (date.getFullYear() != year || date.getMonth() + 1 != month || date.getDate() != day) 991 throw 'Invalid date'; // E.g. 31/02/* 992 return date; 993 }, 994 995 /* Standard date formats. */ 996 ATOM: 'yy-mm-dd', // RFC 3339 (ISO 8601) 997 COOKIE: 'D, dd M yy', 998 ISO_8601: 'yy-mm-dd', 999 RFC_822: 'D, d M y', 1000 RFC_850: 'DD, dd-M-y', 1001 RFC_1036: 'D, d M y', 1002 RFC_1123: 'D, d M yy', 1003 RFC_2822: 'D, d M yy', 1004 RSS: 'D, d M y', // RFC 822 1005 TIMESTAMP: '@', 1006 W3C: 'yy-mm-dd', // ISO 8601 1007 1008 /* Format a date object into a string value. 1009 The format can be combinations of the following: 1010 d - day of month (no leading zero) 1011 dd - day of month (two digit) 1012 o - day of year (no leading zeros) 1013 oo - day of year (three digit) 1014 D - day name short 1015 DD - day name long 1016 m - month of year (no leading zero) 1017 mm - month of year (two digit) 1018 M - month name short 1019 MM - month name long 1020 y - year (two digit) 1021 yy - year (four digit) 1022 @ - Unix timestamp (ms since 01/01/1970) 1023 '...' - literal text 1024 '' - single quote 1025 1026 @param format string - the desired format of the date 1027 @param date Date - the date value to format 1028 @param settings Object - attributes include: 1029 dayNamesShort string[7] - abbreviated names of the days from Sunday (optional) 1030 dayNames string[7] - names of the days from Sunday (optional) 1031 monthNamesShort string[12] - abbreviated names of the months (optional) 1032 monthNames string[12] - names of the months (optional) 1033 @return string - the date in the above format */ 1034 formatDate: function (format, date, settings) { 1035 if (!date) 1036 return ''; 1037 var dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort; 1038 var dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames; 1039 var monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort; 1040 var monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames; 1041 // Check whether a format character is doubled 1042 var lookAhead = function(match) { 1043 var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match); 1044 if (matches) 1045 iFormat++; 1046 return matches; 1047 }; 1048 // Format a number, with leading zero if necessary 1049 var formatNumber = function(match, value, len) { 1050 var num = '' + value; 1051 if (lookAhead(match)) 1052 while (num.length < len) 1053 num = '0' + num; 1054 return num; 1055 }; 1056 // Format a name, short or long as requested 1057 var formatName = function(match, value, shortNames, longNames) { 1058 return (lookAhead(match) ? longNames[value] : shortNames[value]); 1059 }; 1060 var output = ''; 1061 var literal = false; 1062 if (date) 1063 for (var iFormat = 0; iFormat < format.length; iFormat++) { 1064 if (literal) 1065 if (format.charAt(iFormat) == "'" && !lookAhead("'")) 1066 literal = false; 1067 else 1068 output += format.charAt(iFormat); 1069 else 1070 switch (format.charAt(iFormat)) { 1071 case 'd': 1072 output += formatNumber('d', date.getDate(), 2); 1073 break; 1074 case 'D': 1075 output += formatName('D', date.getDay(), dayNamesShort, dayNames); 1076 break; 1077 case 'o': 1078 var doy = date.getDate(); 1079 for (var m = date.getMonth() - 1; m >= 0; m--) 1080 doy += this._getDaysInMonth(date.getFullYear(), m); 1081 output += formatNumber('o', doy, 3); 1082 break; 1083 case 'm': 1084 output += formatNumber('m', date.getMonth() + 1, 2); 1085 break; 1086 case 'M': 1087 output += formatName('M', date.getMonth(), monthNamesShort, monthNames); 1088 break; 1089 case 'y': 1090 output += (lookAhead('y') ? date.getFullYear() : 1091 (date.getYear() % 100 < 10 ? '0' : '') + date.getYear() % 100); 1092 break; 1093 case '@': 1094 output += date.getTime(); 1095 break; 1096 case "'": 1097 if (lookAhead("'")) 1098 output += "'"; 1099 else 1100 literal = true; 1101 break; 1102 default: 1103 output += format.charAt(iFormat); 1104 } 1105 } 1106 return output; 1107 }, 1108 1109 /* Extract all possible characters from the date format. */ 1110 _possibleChars: function (format) { 1111 var chars = ''; 1112 var literal = false; 1113 for (var iFormat = 0; iFormat < format.length; iFormat++) 1114 if (literal) 1115 if (format.charAt(iFormat) == "'" && !lookAhead("'")) 1116 literal = false; 1117 else 1118 chars += format.charAt(iFormat); 1119 else 1120 switch (format.charAt(iFormat)) { 1121 case 'd': case 'm': case 'y': case '@': 1122 chars += '0123456789'; 1123 break; 1124 case 'D': case 'M': 1125 return null; // Accept anything 1126 case "'": 1127 if (lookAhead("'")) 1128 chars += "'"; 1129 else 1130 literal = true; 1131 break; 1132 default: 1133 chars += format.charAt(iFormat); 1134 } 1135 return chars; 1136 }, 1137 1138 /* Get a setting value, defaulting if necessary. */ 1139 _get: function(inst, name) { 1140 return inst.settings[name] !== undefined ? 1141 inst.settings[name] : this._defaults[name]; 1142 }, 1143 1144 /* Parse existing date and initialise date picker. */ 1145 _setDateFromField: function(inst) { 1146 var dateFormat = this._get(inst, 'dateFormat'); 1147 var dates = inst.input ? inst.input.val() : null; 1148 inst.endDay = inst.endMonth = inst.endYear = null; 1149 var date = defaultDate = this._getDefaultDate(inst); 1150 var settings = this._getFormatConfig(inst); 1151 try { 1152 date = this.parseDate(dateFormat, dates, settings) || defaultDate; 1153 } catch (event) { 1154 this.log(event); 1155 date = defaultDate; 1156 } 1157 inst.selectedDay = date.getDate(); 1158 inst.drawMonth = inst.selectedMonth = date.getMonth(); 1159 inst.drawYear = inst.selectedYear = date.getFullYear(); 1160 inst.currentDay = (dates ? date.getDate() : 0); 1161 inst.currentMonth = (dates ? date.getMonth() : 0); 1162 inst.currentYear = (dates ? date.getFullYear() : 0); 1163 this._adjustInstDate(inst); 1164 }, 1165 1166 /* Retrieve the default date shown on opening. */ 1167 _getDefaultDate: function(inst) { 1168 var date = this._determineDate(this._get(inst, 'defaultDate'), new Date()); 1169 var minDate = this._getMinMaxDate(inst, 'min', true); 1170 var maxDate = this._getMinMaxDate(inst, 'max'); 1171 date = (minDate && date < minDate ? minDate : date); 1172 date = (maxDate && date > maxDate ? maxDate : date); 1173 return date; 1174 }, 1175 1176 /* A date may be specified as an exact value or a relative one. */ 1177 _determineDate: function(date, defaultDate) { 1178 var offsetNumeric = function(offset) { 1179 var date = new Date(); 1180 date.setDate(date.getDate() + offset); 1181 return date; 1182 }; 1183 var offsetString = function(offset, getDaysInMonth) { 1184 var date = new Date(); 1185 var year = date.getFullYear(); 1186 var month = date.getMonth(); 1187 var day = date.getDate(); 1188 var pattern = /([+-]?[0-9]+)\s*(d|D|w|W|m|M|y|Y)?/g; 1189 var matches = pattern.exec(offset); 1190 while (matches) { 1191 switch (matches[2] || 'd') { 1192 case 'd' : case 'D' : 1193 day += parseInt(matches[1],10); break; 1194 case 'w' : case 'W' : 1195 day += parseInt(matches[1],10) * 7; break; 1196 case 'm' : case 'M' : 1197 month += parseInt(matches[1],10); 1198 day = Math.min(day, getDaysInMonth(year, month)); 1199 break; 1200 case 'y': case 'Y' : 1201 year += parseInt(matches[1],10); 1202 day = Math.min(day, getDaysInMonth(year, month)); 1203 break; 1204 } 1205 matches = pattern.exec(offset); 1206 } 1207 return new Date(year, month, day); 1208 }; 1209 date = (date == null ? defaultDate : 1210 (typeof date == 'string' ? offsetString(date, this._getDaysInMonth) : 1211 (typeof date == 'number' ? (isNaN(date) ? defaultDate : offsetNumeric(date)) : date))); 1212 date = (date && date.toString() == 'Invalid Date' ? defaultDate : date); 1213 if (date) { 1214 date.setHours(0); 1215 date.setMinutes(0); 1216 date.setSeconds(0); 1217 date.setMilliseconds(0); 1218 } 1219 return this._daylightSavingAdjust(date); 1220 }, 1221 1222 /* Handle switch to/from daylight saving. 1223 Hours may be non-zero on daylight saving cut-over: 1224 > 12 when midnight changeover, but then cannot generate 1225 midnight datetime, so jump to 1AM, otherwise reset. 1226 @param date (Date) the date to check 1227 @return (Date) the corrected date */ 1228 _daylightSavingAdjust: function(date) { 1229 if (!date) return null; 1230 date.setHours(date.getHours() > 12 ? date.getHours() + 2 : 0); 1231 return date; 1232 }, 1233 1234 /* Set the date(s) directly. */ 1235 _setDate: function(inst, date, endDate) { 1236 var clear = !(date); 1237 var origMonth = inst.selectedMonth; 1238 var origYear = inst.selectedYear; 1239 date = this._determineDate(date, new Date()); 1240 inst.selectedDay = inst.currentDay = date.getDate(); 1241 inst.drawMonth = inst.selectedMonth = inst.currentMonth = date.getMonth(); 1242 inst.drawYear = inst.selectedYear = inst.currentYear = date.getFullYear(); 1243 if (origMonth != inst.selectedMonth || origYear != inst.selectedYear) 1244 this._notifyChange(inst); 1245 this._adjustInstDate(inst); 1246 if (inst.input) { 1247 inst.input.val(clear ? '' : this._formatDate(inst)); 1248 } 1249 }, 1250 1251 /* Retrieve the date(s) directly. */ 1252 _getDate: function(inst) { 1253 var startDate = (!inst.currentYear || (inst.input && inst.input.val() == '') ? null : 1254 this._daylightSavingAdjust(new Date( 1255 inst.currentYear, inst.currentMonth, inst.currentDay))); 1256 return startDate; 1257 }, 1258 1259 /* Generate the HTML for the current state of the date picker. */ 1260 _generateHTML: function(inst) { 1261 var today = new Date(); 1262 today = this._daylightSavingAdjust( 1263 new Date(today.getFullYear(), today.getMonth(), today.getDate())); // clear time 1264 var isRTL = this._get(inst, 'isRTL'); 1265 var showButtonPanel = this._get(inst, 'showButtonPanel'); 1266 var hideIfNoPrevNext = this._get(inst, 'hideIfNoPrevNext'); 1267 var navigationAsDateFormat = this._get(inst, 'navigationAsDateFormat'); 1268 var numMonths = this._getNumberOfMonths(inst); 1269 var showCurrentAtPos = this._get(inst, 'showCurrentAtPos'); 1270 var stepMonths = this._get(inst, 'stepMonths'); 1271 var stepBigMonths = this._get(inst, 'stepBigMonths'); 1272 var isMultiMonth = (numMonths[0] != 1 || numMonths[1] != 1); 1273 var currentDate = this._daylightSavingAdjust((!inst.currentDay ? new Date(9999, 9, 9) : 1274 new Date(inst.currentYear, inst.currentMonth, inst.currentDay))); 1275 var minDate = this._getMinMaxDate(inst, 'min', true); 1276 var maxDate = this._getMinMaxDate(inst, 'max'); 1277 var drawMonth = inst.drawMonth - showCurrentAtPos; 1278 var drawYear = inst.drawYear; 1279 if (drawMonth < 0) { 1280 drawMonth += 12; 1281 drawYear--; 1282 } 1283 if (maxDate) { 1284 var maxDraw = this._daylightSavingAdjust(new Date(maxDate.getFullYear(), 1285 maxDate.getMonth() - numMonths[1] + 1, maxDate.getDate())); 1286 maxDraw = (minDate && maxDraw < minDate ? minDate : maxDraw); 1287 while (this._daylightSavingAdjust(new Date(drawYear, drawMonth, 1)) > maxDraw) { 1288 drawMonth--; 1289 if (drawMonth < 0) { 1290 drawMonth = 11; 1291 drawYear--; 1292 } 1293 } 1294 } 1295 inst.drawMonth = drawMonth; 1296 inst.drawYear = drawYear; 1297 var prevText = this._get(inst, 'prevText'); 1298 prevText = (!navigationAsDateFormat ? prevText : this.formatDate(prevText, 1299 this._daylightSavingAdjust(new Date(drawYear, drawMonth - stepMonths, 1)), 1300 this._getFormatConfig(inst))); 1301 var prev = (this._canAdjustMonth(inst, -1, drawYear, drawMonth) ? 1302 '<a class="ui-datepicker-prev ui-corner-all" onclick="DP_jQuery.datepicker._adjustDate(\'#' + inst.id + '\', -' + stepMonths + ', \'M\');"' + 1303 ' title="' + prevText + '"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL ? 'e' : 'w') + '">' + prevText + '</span></a>' : 1304 (hideIfNoPrevNext ? '' : '<a class="ui-datepicker-prev ui-corner-all ui-state-disabled" title="'+ prevText +'"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL ? 'e' : 'w') + '">' + prevText + '</span></a>')); 1305 var nextText = this._get(inst, 'nextText'); 1306 nextText = (!navigationAsDateFormat ? nextText : this.formatDate(nextText, 1307 this._daylightSavingAdjust(new Date(drawYear, drawMonth + stepMonths, 1)), 1308 this._getFormatConfig(inst))); 1309 var next = (this._canAdjustMonth(inst, +1, drawYear, drawMonth) ? 1310 '<a class="ui-datepicker-next ui-corner-all" onclick="DP_jQuery.datepicker._adjustDate(\'#' + inst.id + '\', +' + stepMonths + ', \'M\');"' + 1311 ' title="' + nextText + '"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL ? 'w' : 'e') + '">' + nextText + '</span></a>' : 1312 (hideIfNoPrevNext ? '' : '<a class="ui-datepicker-next ui-corner-all ui-state-disabled" title="'+ nextText + '"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL ? 'w' : 'e') + '">' + nextText + '</span></a>')); 1313 var currentText = this._get(inst, 'currentText'); 1314 var gotoDate = (this._get(inst, 'gotoCurrent') && inst.currentDay ? currentDate : today); 1315 currentText = (!navigationAsDateFormat ? currentText : 1316 this.formatDate(currentText, gotoDate, this._getFormatConfig(inst))); 1317 var controls = (!inst.inline ? '<button type="button" class="ui-datepicker-close ui-state-default ui-priority-primary ui-corner-all" onclick="DP_jQuery.datepicker._hideDatepicker();">' + this._get(inst, 'closeText') + '</button>' : ''); 1318 var buttonPanel = (showButtonPanel) ? '<div class="ui-datepicker-buttonpane ui-widget-content">' + (isRTL ? controls : '') + 1319 (this._isInRange(inst, gotoDate) ? '<button type="button" class="ui-datepicker-current ui-state-default ui-priority-secondary ui-corner-all" onclick="DP_jQuery.datepicker._gotoToday(\'#' + inst.id + '\');"' + 1320 '>' + currentText + '</button>' : '') + (isRTL ? '' : controls) + '</div>' : ''; 1321 var firstDay = parseInt(this._get(inst, 'firstDay'),10); 1322 firstDay = (isNaN(firstDay) ? 0 : firstDay); 1323 var dayNames = this._get(inst, 'dayNames'); 1324 var dayNamesShort = this._get(inst, 'dayNamesShort'); 1325 var dayNamesMin = this._get(inst, 'dayNamesMin'); 1326 var monthNames = this._get(inst, 'monthNames'); 1327 var monthNamesShort = this._get(inst, 'monthNamesShort'); 1328 var beforeShowDay = this._get(inst, 'beforeShowDay'); 1329 var showOtherMonths = this._get(inst, 'showOtherMonths'); 1330 var calculateWeek = this._get(inst, 'calculateWeek') || this.iso8601Week; 1331 var endDate = inst.endDay ? this._daylightSavingAdjust( 1332 new Date(inst.endYear, inst.endMonth, inst.endDay)) : currentDate; 1333 var defaultDate = this._getDefaultDate(inst); 1334 var html = ''; 1335 for (var row = 0; row < numMonths[0]; row++) { 1336 var group = ''; 1337 for (var col = 0; col < numMonths[1]; col++) { 1338 var selectedDate = this._daylightSavingAdjust(new Date(drawYear, drawMonth, inst.selectedDay)); 1339 var cornerClass = ' ui-corner-all'; 1340 var calender = ''; 1341 if (isMultiMonth) { 1342 calender += '<div class="ui-datepicker-group ui-datepicker-group-'; 1343 switch (col) { 1344 case 0: calender += 'first'; cornerClass = ' ui-corner-' + (isRTL ? 'right' : 'left'); break; 1345 case numMonths[1]-1: calender += 'last'; cornerClass = ' ui-corner-' + (isRTL ? 'left' : 'right'); break; 1346 default: calender += 'middle'; cornerClass = ''; break; 1347 } 1348 calender += '">'; 1349 } 1350 calender += '<div class="ui-datepicker-header ui-widget-header ui-helper-clearfix' + cornerClass + '">' + 1351 (/all|left/.test(cornerClass) && row == 0 ? (isRTL ? next : prev) : '') + 1352 (/all|right/.test(cornerClass) && row == 0 ? (isRTL ? prev : next) : '') + 1353 this._generateMonthYearHeader(inst, drawMonth, drawYear, minDate, maxDate, 1354 selectedDate, row > 0 || col > 0, monthNames, monthNamesShort) + // draw month headers 1355 '</div><table class="ui-datepicker-calendar"><thead>' + 1356 '<tr>'; 1357 var thead = ''; 1358 for (var dow = 0; dow < 7; dow++) { // days of the week 1359 var day = (dow + firstDay) % 7; 1360 thead += '<th' + ((dow + firstDay + 6) % 7 >= 5 ? ' class="ui-datepicker-week-end"' : '') + '>' + 1361 '<span title="' + dayNames[day] + '">' + dayNamesMin[day] + '</span></th>'; 1362 } 1363 calender += thead + '</tr></thead><tbody>'; 1364 var daysInMonth = this._getDaysInMonth(drawYear, drawMonth); 1365 if (drawYear == inst.selectedYear && drawMonth == inst.selectedMonth) 1366 inst.selectedDay = Math.min(inst.selectedDay, daysInMonth); 1367 var leadDays = (this._getFirstDayOfMonth(drawYear, drawMonth) - firstDay + 7) % 7; 1368 var numRows = (isMultiMonth ? 6 : Math.ceil((leadDays + daysInMonth) / 7)); // calculate the number of rows to generate 1369 var printDate = this._daylightSavingAdjust(new Date(drawYear, drawMonth, 1 - leadDays)); 1370 for (var dRow = 0; dRow < numRows; dRow++) { // create date picker rows 1371 calender += '<tr>'; 1372 var tbody = ''; 1373 for (var dow = 0; dow < 7; dow++) { // create date picker days 1374 var daySettings = (beforeShowDay ? 1375 beforeShowDay.apply((inst.input ? inst.input[0] : null), [printDate]) : [true, '']); 1376 var otherMonth = (printDate.getMonth() != drawMonth); 1377 var unselectable = otherMonth || !daySettings[0] || 1378 (minDate && printDate < minDate) || (maxDate && printDate > maxDate); 1379 tbody += '<td class="' + 1380 ((dow + firstDay + 6) % 7 >= 5 ? ' ui-datepicker-week-end' : '') + // highlight weekends 1381 (otherMonth ? ' ui-datepicker-other-month' : '') + // highlight days from other months 1382 ((printDate.getTime() == selectedDate.getTime() && drawMonth == inst.selectedMonth && inst._keyEvent) || // user pressed key 1383 (defaultDate.getTime() == printDate.getTime() && defaultDate.getTime() == selectedDate.getTime()) ? 1384 // or defaultDate is current printedDate and defaultDate is selectedDate 1385 ' ' + this._dayOverClass : '') + // highlight selected day 1386 (unselectable ? ' ' + this._unselectableClass + ' ui-state-disabled': '') + // highlight unselectable days 1387 (otherMonth && !showOtherMonths ? '' : ' ' + daySettings[1] + // highlight custom dates 1388 (printDate.getTime() >= currentDate.getTime() && printDate.getTime() <= endDate.getTime() ? // in current range 1389 ' ' + this._currentClass : '') + // highlight selected day 1390 (printDate.getTime() == today.getTime() ? ' ui-datepicker-today' : '')) + '"' + // highlight today (if different) 1391 ((!otherMonth || showOtherMonths) && daySettings[2] ? ' title="' + daySettings[2] + '"' : '') + // cell title 1392 (unselectable ? '' : ' onclick="DP_jQuery.datepicker._selectDay(\'#' + 1393 inst.id + '\',' + drawMonth + ',' + drawYear + ', this);return false;"') + '>' + // actions 1394 (otherMonth ? (showOtherMonths ? printDate.getDate() : ' ') : // display for other months 1395 (unselectable ? '<span class="ui-state-default">' + printDate.getDate() + '</span>' : '<a class="ui-state-default' + 1396 (printDate.getTime() == today.getTime() ? ' ui-state-highlight' : '') + 1397 (printDate.getTime() >= currentDate.getTime() && printDate.getTime() <= endDate.getTime() ? // in current range 1398 ' ui-state-active' : '') + // highlight selected day 1399 '" href="#">' + printDate.getDate() + '</a>')) + '</td>'; // display for this month 1400 printDate.setDate(printDate.getDate() + 1); 1401 printDate = this._daylightSavingAdjust(printDate); 1402 } 1403 calender += tbody + '</tr>'; 1404 } 1405 drawMonth++; 1406 if (drawMonth > 11) { 1407 drawMonth = 0; 1408 drawYear++; 1409 } 1410 calender += '</tbody></table>' + (isMultiMonth ? '</div>' + 1411 ((numMonths[0] > 0 && col == numMonths[1]-1) ? '<div class="ui-datepicker-row-break"></div>' : '') : ''); 1412 group += calender; 1413 } 1414 html += group; 1415 } 1416 html += buttonPanel + ($.browser.msie && parseInt($.browser.version,10) < 7 && !inst.inline ? 1417 '<iframe src="javascript:false;" class="ui-datepicker-cover" frameborder="0"></iframe>' : ''); 1418 inst._keyEvent = false; 1419 return html; 1420 }, 1421 1422 /* Generate the month and year header. */ 1423 _generateMonthYearHeader: function(inst, drawMonth, drawYear, minDate, maxDate, 1424 selectedDate, secondary, monthNames, monthNamesShort) { 1425 minDate = (inst.rangeStart && minDate && selectedDate < minDate ? selectedDate : minDate); 1426 var changeMonth = this._get(inst, 'changeMonth'); 1427 var changeYear = this._get(inst, 'changeYear'); 1428 var showMonthAfterYear = this._get(inst, 'showMonthAfterYear'); 1429 var html = '<div class="ui-datepicker-title">'; 1430 var monthHtml = ''; 1431 // month selection 1432 if (secondary || !changeMonth) 1433 monthHtml += '<span class="ui-datepicker-month">' + monthNames[drawMonth] + '</span> '; 1434 else { 1435 var inMinYear = (minDate && minDate.getFullYear() == drawYear); 1436 var inMaxYear = (maxDate && maxDate.getFullYear() == drawYear); 1437 monthHtml += '<select class="ui-datepicker-month" ' + 1438 'onchange="DP_jQuery.datepicker._selectMonthYear(\'#' + inst.id + '\', this, \'M\');" ' + 1439 'onclick="DP_jQuery.datepicker._clickMonthYear(\'#' + inst.id + '\');"' + 1440 '>'; 1441 for (var month = 0; month < 12; month++) { 1442 if ((!inMinYear || month >= minDate.getMonth()) && 1443 (!inMaxYear || month <= maxDate.getMonth())) 1444 monthHtml += '<option value="' + month + '"' + 1445 (month == drawMonth ? ' selected="selected"' : '') + 1446 '>' + monthNamesShort[month] + '</option>'; 1447 } 1448 monthHtml += '</select>'; 1449 } 1450 if (!showMonthAfterYear) 1451 html += monthHtml + ((secondary || changeMonth || changeYear) && (!(changeMonth && changeYear)) ? ' ' : ''); 1452 // year selection 1453 if (secondary || !changeYear) 1454 html += '<span class="ui-datepicker-year">' + drawYear + '</span>'; 1455 else { 1456 // determine range of years to display 1457 var years = this._get(inst, 'yearRange').split(':'); 1458 var year = 0; 1459 var endYear = 0; 1460 if (years.length != 2) { 1461 year = drawYear - 10; 1462 endYear = drawYear + 10; 1463 } else if (years[0].charAt(0) == '+' || years[0].charAt(0) == '-') { 1464 year = drawYear + parseInt(years[0], 10); 1465 endYear = drawYear + parseInt(years[1], 10); 1466 } else { 1467 year = parseInt(years[0], 10); 1468 endYear = parseInt(years[1], 10); 1469 } 1470 year = (minDate ? Math.max(year, minDate.getFullYear()) : year); 1471 endYear = (maxDate ? Math.min(endYear, maxDate.getFullYear()) : endYear); 1472 html += '<select class="ui-datepicker-year" ' + 1473 'onchange="DP_jQuery.datepicker._selectMonthYear(\'#' + inst.id + '\', this, \'Y\');" ' + 1474 'onclick="DP_jQuery.datepicker._clickMonthYear(\'#' + inst.id + '\');"' + 1475 '>'; 1476 for (; year <= endYear; year++) { 1477 html += '<option value="' + year + '"' + 1478 (year == drawYear ? ' selected="selected"' : '') + 1479 '>' + year + '</option>'; 1480 } 1481 html += '</select>'; 1482 } 1483 if (showMonthAfterYear) 1484 html += (secondary || changeMonth || changeYear ? ' ' : '') + monthHtml; 1485 html += '</div>'; // Close datepicker_header 1486 return html; 1487 }, 1488 1489 /* Adjust one of the date sub-fields. */ 1490 _adjustInstDate: function(inst, offset, period) { 1491 var year = inst.drawYear + (period == 'Y' ? offset : 0); 1492 var month = inst.drawMonth + (period == 'M' ? offset : 0); 1493 var day = Math.min(inst.selectedDay, this._getDaysInMonth(year, month)) + 1494 (period == 'D' ? offset : 0); 1495 var date = this._daylightSavingAdjust(new Date(year, month, day)); 1496 // ensure it is within the bounds set 1497 var minDate = this._getMinMaxDate(inst, 'min', true); 1498 var maxDate = this._getMinMaxDate(inst, 'max'); 1499 date = (minDate && date < minDate ? minDate : date); 1500 date = (maxDate && date > maxDate ? maxDate : date); 1501 inst.selectedDay = date.getDate(); 1502 inst.drawMonth = inst.selectedMonth = date.getMonth(); 1503 inst.drawYear = inst.selectedYear = date.getFullYear(); 1504 if (period == 'M' || period == 'Y') 1505 this._notifyChange(inst); 1506 }, 1507 1508 /* Notify change of month/year. */ 1509 _notifyChange: function(inst) { 1510 var onChange = this._get(inst, 'onChangeMonthYear'); 1511 if (onChange) 1512 onChange.apply((inst.input ? inst.input[0] : null), 1513 [inst.selectedYear, inst.selectedMonth + 1, inst]); 1514 }, 1515 1516 /* Determine the number of months to show. */ 1517 _getNumberOfMonths: function(inst) { 1518 var numMonths = this._get(inst, 'numberOfMonths'); 1519 return (numMonths == null ? [1, 1] : (typeof numMonths == 'number' ? [1, numMonths] : numMonths)); 1520 }, 1521 1522 /* Determine the current maximum date - ensure no time components are set - may be overridden for a range. */ 1523 _getMinMaxDate: function(inst, minMax, checkRange) { 1524 var date = this._determineDate(this._get(inst, minMax + 'Date'), null); 1525 return (!checkRange || !inst.rangeStart ? date : 1526 (!date || inst.rangeStart > date ? inst.rangeStart : date)); 1527 }, 1528 1529 /* Find the number of days in a given month. */ 1530 _getDaysInMonth: function(year, month) { 1531 return 32 - new Date(year, month, 32).getDate(); 1532 }, 1533 1534 /* Find the day of the week of the first of a month. */ 1535 _getFirstDayOfMonth: function(year, month) { 1536 return new Date(year, month, 1).getDay(); 1537 }, 1538 1539 /* Determines if we should allow a "next/prev" month display change. */ 1540 _canAdjustMonth: function(inst, offset, curYear, curMonth) { 1541 var numMonths = this._getNumberOfMonths(inst); 1542 var date = this._daylightSavingAdjust(new Date( 1543 curYear, curMonth + (offset < 0 ? offset : numMonths[1]), 1)); 1544 if (offset < 0) 1545 date.setDate(this._getDaysInMonth(date.getFullYear(), date.getMonth())); 1546 return this._isInRange(inst, date); 1547 }, 1548 1549 /* Is the given date in the accepted range? */ 1550 _isInRange: function(inst, date) { 1551 // during range selection, use minimum of selected date and range start 1552 var newMinDate = (!inst.rangeStart ? null : this._daylightSavingAdjust( 1553 new Date(inst.selectedYear, inst.selectedMonth, inst.selectedDay))); 1554 newMinDate = (newMinDate && inst.rangeStart < newMinDate ? inst.rangeStart : newMinDate); 1555 var minDate = newMinDate || this._getMinMaxDate(inst, 'min'); 1556 var maxDate = this._getMinMaxDate(inst, 'max'); 1557 return ((!minDate || date >= minDate) && (!maxDate || date <= maxDate)); 1558 }, 1559 1560 /* Provide the configuration settings for formatting/parsing. */ 1561 _getFormatConfig: function(inst) { 1562 var shortYearCutoff = this._get(inst, 'shortYearCutoff'); 1563 shortYearCutoff = (typeof shortYearCutoff != 'string' ? shortYearCutoff : 1564 new Date().getFullYear() % 100 + parseInt(shortYearCutoff, 10)); 1565 return {shortYearCutoff: shortYearCutoff, 1566 dayNamesShort: this._get(inst, 'dayNamesShort'), dayNames: this._get(inst, 'dayNames'), 1567 monthNamesShort: this._get(inst, 'monthNamesShort'), monthNames: this._get(inst, 'monthNames')}; 1568 }, 1569 1570 /* Format the given date for display. */ 1571 _formatDate: function(inst, day, month, year) { 1572 if (!day) { 1573 inst.currentDay = inst.selectedDay; 1574 inst.currentMonth = inst.selectedMonth; 1575 inst.currentYear = inst.selectedYear; 1576 } 1577 var date = (day ? (typeof day == 'object' ? day : 1578 this._daylightSavingAdjust(new Date(year, month, day))) : 1579 this._daylightSavingAdjust(new Date(inst.currentYear, inst.currentMonth, inst.currentDay))); 1580 return this.formatDate(this._get(inst, 'dateFormat'), date, this._getFormatConfig(inst)); 1581 } 1582 }); 1583 1584 /* jQuery extend now ignores nulls! */ 1585 function extendRemove(target, props) { 1586 $.extend(target, props); 1587 for (var name in props) 1588 if (props[name] == null || props[name] == undefined) 1589 target[name] = props[name]; 1590 return target; 1591 }; 1592 1593 /* Determine whether an object is an array. */ 1594 function isArray(a) { 1595 return (a && (($.browser.safari && typeof a == 'object' && a.length) || 1596 (a.constructor && a.constructor.toString().match(/\Array\(\)/)))); 1597 }; 1598 1599 /* Invoke the datepicker functionality. 1600 @param options string - a command, optionally followed by additional parameters or 1601 Object - settings for attaching new datepicker functionality 1602 @return jQuery object */ 1603 $.fn.datepicker = function(options){ 1604 1605 /* Initialise the date picker. */ 1606 if (!$.datepicker.initialized) { 1607 $(document).mousedown($.datepicker._checkExternalClick). 1608 find('body').append($.datepicker.dpDiv); 1609 $.datepicker.initialized = true; 1610 } 1611 1612 var otherArgs = Array.prototype.slice.call(arguments, 1); 1613 if (typeof options == 'string' && (options == 'isDisabled' || options == 'getDate')) 1614 return $.datepicker['_' + options + 'Datepicker']. 1615 apply($.datepicker, [this[0]].concat(otherArgs)); 1616 if (options == 'option' && arguments.length == 2 && typeof arguments[1] == 'string') 1617 return $.datepicker['_' + options + 'Datepicker']. 1618 apply($.datepicker, [this[0]].concat(otherArgs)); 1619 return this.each(function() { 1620 typeof options == 'string' ? 1621 $.datepicker['_' + options + 'Datepicker']. 1622 apply($.datepicker, [this].concat(otherArgs)) : 1623 $.datepicker._attachDatepicker(this, options); 1624 }); 1625 }; 1626 1627 $.datepicker = new Datepicker(); // singleton instance 1628 $.datepicker.initialized = false; 1629 $.datepicker.uuid = new Date().getTime(); 1630 $.datepicker.version = "1.7.2"; 1631 1632 // Workaround for #4055 1633 // Add another global to avoid noConflict issues with inline event handlers 1634 window.DP_jQuery = $; 1635 1636 })(jQuery);
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| Generated: Thu Mar 24 11:18:33 2011 | Cross-referenced by PHPXref 0.7 |