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1 /* 2 * jQuery UI Datepicker 1.6 3 * 4 * Copyright (c) 2008 AUTHORS.txt (http://ui.jquery.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: "1.6" } }); 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._promptClass = 'ui-datepicker-prompt'; // The name of the dialog prompt marker class 38 this._disableClass = 'ui-datepicker-disabled'; // The name of the disabled covering marker class 39 this._unselectableClass = 'ui-datepicker-unselectable'; // The name of the unselectable cell marker class 40 this._currentClass = 'ui-datepicker-current-day'; // The name of the current day marker class 41 this._dayOverClass = 'ui-datepicker-days-cell-over'; // The name of the day hover marker class 42 this._weekOverClass = 'ui-datepicker-week-over'; // The name of the week hover marker class 43 this.regional = []; // Available regional settings, indexed by language code 44 this.regional[''] = { // Default regional settings 45 clearText: 'Clear', // Display text for clear link 46 clearStatus: 'Erase the current date', // Status text for clear link 47 closeText: 'Close', // Display text for close link 48 closeStatus: 'Close without change', // Status text for close link 49 prevText: '<Prev', // Display text for previous month link 50 prevStatus: 'Show the previous month', // Status text for previous month link 51 prevBigText: '<<', // Display text for previous year link 52 prevBigStatus: 'Show the previous year', // Status text for previous year link 53 nextText: 'Next>', // Display text for next month link 54 nextStatus: 'Show the next month', // Status text for next month link 55 nextBigText: '>>', // Display text for next year link 56 nextBigStatus: 'Show the next year', // Status text for next year link 57 currentText: 'Today', // Display text for current month link 58 currentStatus: 'Show the current month', // Status text for current month link 59 monthNames: ['January','February','March','April','May','June', 60 'July','August','September','October','November','December'], // Names of months for drop-down and formatting 61 monthNamesShort: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'], // For formatting 62 monthStatus: 'Show a different month', // Status text for selecting a month 63 yearStatus: 'Show a different year', // Status text for selecting a year 64 weekHeader: 'Wk', // Header for the week of the year column 65 weekStatus: 'Week of the year', // Status text for the week of the year column 66 dayNames: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'], // For formatting 67 dayNamesShort: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'], // For formatting 68 dayNamesMin: ['Su','Mo','Tu','We','Th','Fr','Sa'], // Column headings for days starting at Sunday 69 dayStatus: 'Set DD as first week day', // Status text for the day of the week selection 70 dateStatus: 'Select DD, M d', // Status text for the date selection 71 dateFormat: 'mm/dd/yy', // See format options on parseDate 72 firstDay: 0, // The first day of the week, Sun = 0, Mon = 1, ... 73 initStatus: 'Select a date', // Initial Status text on opening 74 isRTL: false // True if right-to-left language, false if left-to-right 75 }; 76 this._defaults = { // Global defaults for all the date picker instances 77 showOn: 'focus', // 'focus' for popup on focus, 78 // 'button' for trigger button, or 'both' for either 79 showAnim: 'show', // Name of jQuery animation for popup 80 showOptions: {}, // Options for enhanced animations 81 defaultDate: null, // Used when field is blank: actual date, 82 // +/-number for offset from today, null for today 83 appendText: '', // Display text following the input box, e.g. showing the format 84 buttonText: '...', // Text for trigger button 85 buttonImage: '', // URL for trigger button image 86 buttonImageOnly: false, // True if the image appears alone, false if it appears on a button 87 closeAtTop: true, // True to have the clear/close at the top, 88 // false to have them at the bottom 89 mandatory: false, // True to hide the Clear link, false to include it 90 hideIfNoPrevNext: false, // True to hide next/previous month links 91 // if not applicable, false to just disable them 92 navigationAsDateFormat: false, // True if date formatting applied to prev/today/next links 93 showBigPrevNext: false, // True to show big prev/next links 94 gotoCurrent: false, // True if today link goes back to current selection instead 95 changeMonth: true, // True if month can be selected directly, false if only prev/next 96 changeYear: true, // True if year can be selected directly, false if only prev/next 97 showMonthAfterYear: false, // True if the year select precedes month, false for month then year 98 yearRange: '-10:+10', // Range of years to display in drop-down, 99 // either relative to current year (-nn:+nn) or absolute (nnnn:nnnn) 100 changeFirstDay: true, // True to click on day name to change, false to remain as set 101 highlightWeek: false, // True to highlight the selected week 102 showOtherMonths: false, // True to show dates in other months, false to leave blank 103 showWeeks: false, // True to show week of the year, false to omit 104 calculateWeek: this.iso8601Week, // How to calculate the week of the year, 105 // takes a Date and returns the number of the week for it 106 shortYearCutoff: '+10', // Short year values < this are in the current century, 107 // > this are in the previous century, 108 // string value starting with '+' for current year + value 109 showStatus: false, // True to show status bar at bottom, false to not show it 110 statusForDate: this.dateStatus, // Function to provide status text for a date - 111 // takes date and instance as parameters, returns display text 112 minDate: null, // The earliest selectable date, or null for no limit 113 maxDate: null, // The latest selectable date, or null for no limit 114 duration: 'normal', // Duration of display/closure 115 beforeShowDay: null, // Function that takes a date and returns an array with 116 // [0] = true if selectable, false if not, [1] = custom CSS class name(s) or '', 117 // [2] = cell title (optional), e.g. $.datepicker.noWeekends 118 beforeShow: null, // Function that takes an input field and 119 // returns a set of custom settings for the date picker 120 onSelect: null, // Define a callback function when a date is selected 121 onChangeMonthYear: null, // Define a callback function when the month or year is changed 122 onClose: null, // Define a callback function when the datepicker is closed 123 numberOfMonths: 1, // Number of months to show at a time 124 showCurrentAtPos: 0, // The position in multipe months at which to show the current month (starting at 0) 125 stepMonths: 1, // Number of months to step back/forward 126 stepBigMonths: 12, // Number of months to step back/forward for the big links 127 rangeSelect: false, // Allows for selecting a date range on one date picker 128 rangeSeparator: ' - ', // Text between two dates in a range 129 altField: '', // Selector for an alternate field to store selected dates into 130 altFormat: '', // The date format to use for the alternate field 131 constrainInput: true // The input is constrained by the current date format 132 }; 133 $.extend(this._defaults, this.regional['']); 134 this.dpDiv = $('<div id="' + this._mainDivId + '" style="display: none;"></div>'); 135 } 136 137 $.extend(Datepicker.prototype, { 138 /* Class name added to elements to indicate already configured with a date picker. */ 139 markerClassName: 'hasDatepicker', 140 141 /* Debug logging (if enabled). */ 142 log: function () { 143 if (this.debug) 144 console.log.apply('', arguments); 145 }, 146 147 /* Override the default settings for all instances of the date picker. 148 @param settings object - the new settings to use as defaults (anonymous object) 149 @return the manager object */ 150 setDefaults: function(settings) { 151 extendRemove(this._defaults, settings || {}); 152 return this; 153 }, 154 155 /* Attach the date picker to a jQuery selection. 156 @param target element - the target input field or division or span 157 @param settings object - the new settings to use for this date picker instance (anonymous) */ 158 _attachDatepicker: function(target, settings) { 159 // check for settings on the control itself - in namespace 'date:' 160 var inlineSettings = null; 161 for (var attrName in this._defaults) { 162 var attrValue = target.getAttribute('date:' + attrName); 163 if (attrValue) { 164 inlineSettings = inlineSettings || {}; 165 try { 166 inlineSettings[attrName] = eval(attrValue); 167 } catch (err) { 168 inlineSettings[attrName] = attrValue; 169 } 170 } 171 } 172 var nodeName = target.nodeName.toLowerCase(); 173 var inline = (nodeName == 'div' || nodeName == 'span'); 174 if (!target.id) 175 target.id = 'dp' + (++this.uuid); 176 var inst = this._newInst($(target), inline); 177 inst.settings = $.extend({}, settings || {}, inlineSettings || {}); 178 if (nodeName == 'input') { 179 this._connectDatepicker(target, inst); 180 } else if (inline) { 181 this._inlineDatepicker(target, inst); 182 } 183 }, 184 185 /* Create a new instance object. */ 186 _newInst: function(target, inline) { 187 var id = target[0].id.replace(/([:\[\]\.])/g, '\\\\$1'); // escape jQuery meta chars 188 return {id: id, input: target, // associated target 189 selectedDay: 0, selectedMonth: 0, selectedYear: 0, // current selection 190 drawMonth: 0, drawYear: 0, // month being drawn 191 inline: inline, // is datepicker inline or not 192 dpDiv: (!inline ? this.dpDiv : // presentation div 193 $('<div class="' + this._inlineClass + '"></div>'))}; 194 }, 195 196 /* Attach the date picker to an input field. */ 197 _connectDatepicker: function(target, inst) { 198 var input = $(target); 199 if (input.hasClass(this.markerClassName)) 200 return; 201 var appendText = this._get(inst, 'appendText'); 202 var isRTL = this._get(inst, 'isRTL'); 203 if (appendText) 204 input[isRTL ? 'before' : 'after']('<span class="' + this._appendClass + '">' + appendText + '</span>'); 205 var showOn = this._get(inst, 'showOn'); 206 if (showOn == 'focus' || showOn == 'both') // pop-up date picker when in the marked field 207 input.focus(this._showDatepicker); 208 if (showOn == 'button' || showOn == 'both') { // pop-up date picker when button clicked 209 var buttonText = this._get(inst, 'buttonText'); 210 var buttonImage = this._get(inst, 'buttonImage'); 211 var trigger = $(this._get(inst, 'buttonImageOnly') ? 212 $('<img/>').addClass(this._triggerClass). 213 attr({ src: buttonImage, alt: buttonText, title: buttonText }) : 214 $('<button type="button"></button>').addClass(this._triggerClass). 215 html(buttonImage == '' ? buttonText : $('<img/>').attr( 216 { src:buttonImage, alt:buttonText, title:buttonText }))); 217 input[isRTL ? 'before' : 'after'](trigger); 218 trigger.click(function() { 219 if ($.datepicker._datepickerShowing && $.datepicker._lastInput == target) 220 $.datepicker._hideDatepicker(); 221 else 222 $.datepicker._showDatepicker(target); 223 return false; 224 }); 225 } 226 input.addClass(this.markerClassName).keydown(this._doKeyDown).keypress(this._doKeyPress). 227 bind("setData.datepicker", function(event, key, value) { 228 inst.settings[key] = value; 229 }).bind("getData.datepicker", function(event, key) { 230 return this._get(inst, key); 231 }); 232 $.data(target, PROP_NAME, inst); 233 }, 234 235 /* Attach an inline date picker to a div. */ 236 _inlineDatepicker: function(target, inst) { 237 var divSpan = $(target); 238 if (divSpan.hasClass(this.markerClassName)) 239 return; 240 divSpan.addClass(this.markerClassName).append(inst.dpDiv). 241 bind("setData.datepicker", function(event, key, value){ 242 inst.settings[key] = value; 243 }).bind("getData.datepicker", function(event, key){ 244 return this._get(inst, key); 245 }); 246 $.data(target, PROP_NAME, inst); 247 this._setDate(inst, this._getDefaultDate(inst)); 248 this._updateDatepicker(inst); 249 this._updateAlternate(inst); 250 }, 251 252 /* Pop-up the date picker in a "dialog" box. 253 @param input element - ignored 254 @param dateText string - the initial date to display (in the current format) 255 @param onSelect function - the function(dateText) to call when a date is selected 256 @param settings object - update the dialog date picker instance's settings (anonymous object) 257 @param pos int[2] - coordinates for the dialog's position within the screen or 258 event - with x/y coordinates or 259 leave empty for default (screen centre) 260 @return the manager object */ 261 _dialogDatepicker: function(input, dateText, onSelect, settings, pos) { 262 var inst = this._dialogInst; // internal instance 263 if (!inst) { 264 var id = 'dp' + (++this.uuid); 265 this._dialogInput = $('<input type="text" id="' + id + 266 '" size="1" style="position: absolute; top: -100px;"/>'); 267 this._dialogInput.keydown(this._doKeyDown); 268 $('body').append(this._dialogInput); 269 inst = this._dialogInst = this._newInst(this._dialogInput, false); 270 inst.settings = {}; 271 $.data(this._dialogInput[0], PROP_NAME, inst); 272 } 273 extendRemove(inst.settings, settings || {}); 274 this._dialogInput.val(dateText); 275 276 this._pos = (pos ? (pos.length ? pos : [pos.pageX, pos.pageY]) : null); 277 if (!this._pos) { 278 var browserWidth = window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth; 279 var browserHeight = window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight; 280 var scrollX = document.documentElement.scrollLeft || document.body.scrollLeft; 281 var scrollY = document.documentElement.scrollTop || document.body.scrollTop; 282 this._pos = // should use actual width/height below 283 [(browserWidth / 2) - 100 + scrollX, (browserHeight / 2) - 150 + scrollY]; 284 } 285 286 // move input on screen for focus, but hidden behind dialog 287 this._dialogInput.css('left', this._pos[0] + 'px').css('top', this._pos[1] + 'px'); 288 inst.settings.onSelect = onSelect; 289 this._inDialog = true; 290 this.dpDiv.addClass(this._dialogClass); 291 this._showDatepicker(this._dialogInput[0]); 292 if ($.blockUI) 293 $.blockUI(this.dpDiv); 294 $.data(this._dialogInput[0], PROP_NAME, inst); 295 return this; 296 }, 297 298 /* Detach a datepicker from its control. 299 @param target element - the target input field or division or span */ 300 _destroyDatepicker: function(target) { 301 var $target = $(target); 302 if (!$target.hasClass(this.markerClassName)) { 303 return; 304 } 305 var nodeName = target.nodeName.toLowerCase(); 306 $.removeData(target, PROP_NAME); 307 if (nodeName == 'input') { 308 $target.siblings('.' + this._appendClass).remove().end(). 309 siblings('.' + this._triggerClass).remove().end(). 310 removeClass(this.markerClassName). 311 unbind('focus', this._showDatepicker). 312 unbind('keydown', this._doKeyDown). 313 unbind('keypress', this._doKeyPress); 314 } else if (nodeName == 'div' || nodeName == 'span') 315 $target.removeClass(this.markerClassName).empty(); 316 }, 317 318 /* Enable the date picker to a jQuery selection. 319 @param target element - the target input field or division or span */ 320 _enableDatepicker: function(target) { 321 var $target = $(target); 322 if (!$target.hasClass(this.markerClassName)) { 323 return; 324 } 325 var nodeName = target.nodeName.toLowerCase(); 326 if (nodeName == 'input') { 327 target.disabled = false; 328 $target.siblings('button.' + this._triggerClass). 329 each(function() { this.disabled = false; }).end(). 330 siblings('img.' + this._triggerClass). 331 css({opacity: '1.0', cursor: ''}); 332 } 333 else if (nodeName == 'div' || nodeName == 'span') { 334 $target.children('.' + this._disableClass).remove(); 335 } 336 this._disabledInputs = $.map(this._disabledInputs, 337 function(value) { return (value == target ? null : value); }); // delete entry 338 }, 339 340 /* Disable the date picker to a jQuery selection. 341 @param target element - the target input field or division or span */ 342 _disableDatepicker: function(target) { 343 var $target = $(target); 344 if (!$target.hasClass(this.markerClassName)) { 345 return; 346 } 347 var nodeName = target.nodeName.toLowerCase(); 348 if (nodeName == 'input') { 349 target.disabled = true; 350 $target.siblings('button.' + this._triggerClass). 351 each(function() { this.disabled = true; }).end(). 352 siblings('img.' + this._triggerClass). 353 css({opacity: '0.5', cursor: 'default'}); 354 } 355 else if (nodeName == 'div' || nodeName == 'span') { 356 var inline = $target.children('.' + this._inlineClass); 357 var offset = inline.offset(); 358 var relOffset = {left: 0, top: 0}; 359 inline.parents().each(function() { 360 if ($(this).css('position') == 'relative') { 361 relOffset = $(this).offset(); 362 return false; 363 } 364 }); 365 $target.prepend('<div class="' + this._disableClass + '" style="' + 366 ($.browser.msie ? 'background-color: transparent; ' : '') + 367 'width: ' + inline.width() + 'px; height: ' + inline.height() + 368 'px; left: ' + (offset.left - relOffset.left) + 369 'px; top: ' + (offset.top - relOffset.top) + 'px;"></div>'); 370 } 371 this._disabledInputs = $.map(this._disabledInputs, 372 function(value) { return (value == target ? null : value); }); // delete entry 373 this._disabledInputs[this._disabledInputs.length] = target; 374 }, 375 376 /* Is the first field in a jQuery collection disabled as a datepicker? 377 @param target element - the target input field or division or span 378 @return boolean - true if disabled, false if enabled */ 379 _isDisabledDatepicker: function(target) { 380 if (!target) 381 return false; 382 for (var i = 0; i < this._disabledInputs.length; i++) { 383 if (this._disabledInputs[i] == target) 384 return true; 385 } 386 return false; 387 }, 388 389 /* Retrieve the instance data for the target control. 390 @param target element - the target input field or division or span 391 @return object - the associated instance data 392 @throws error if a jQuery problem getting data */ 393 _getInst: function(target) { 394 try { 395 return $.data(target, PROP_NAME); 396 } 397 catch (err) { 398 throw 'Missing instance data for this datepicker'; 399 } 400 }, 401 402 /* Update the settings for a date picker attached to an input field or division. 403 @param target element - the target input field or division or span 404 @param name object - the new settings to update or 405 string - the name of the setting to change or 406 @param value any - the new value for the setting (omit if above is an object) */ 407 _optionDatepicker: function(target, name, value) { 408 var settings = name || {}; 409 if (typeof name == 'string') { 410 settings = {}; 411 settings[name] = value; 412 } 413 var inst = this._getInst(target); 414 if (inst) { 415 if (this._curInst == inst) { 416 this._hideDatepicker(null); 417 } 418 extendRemove(inst.settings, settings); 419 var date = new Date(); 420 extendRemove(inst, {rangeStart: null, // start of range 421 endDay: null, endMonth: null, endYear: null, // end of range 422 selectedDay: date.getDate(), selectedMonth: date.getMonth(), 423 selectedYear: date.getFullYear(), // starting point 424 currentDay: date.getDate(), currentMonth: date.getMonth(), 425 currentYear: date.getFullYear(), // current selection 426 drawMonth: date.getMonth(), drawYear: date.getFullYear()}); // month being drawn 427 this._updateDatepicker(inst); 428 } 429 }, 430 431 // change method deprecated 432 _changeDatepicker: function(target, name, value) { 433 this._optionDatepicker(target, name, value); 434 }, 435 436 /* Redraw the date picker attached to an input field or division. 437 @param target element - the target input field or division or span */ 438 _refreshDatepicker: function(target) { 439 var inst = this._getInst(target); 440 if (inst) { 441 this._updateDatepicker(inst); 442 } 443 }, 444 445 /* Set the dates for a jQuery selection. 446 @param target element - the target input field or division or span 447 @param date Date - the new date 448 @param endDate Date - the new end date for a range (optional) */ 449 _setDateDatepicker: function(target, date, endDate) { 450 var inst = this._getInst(target); 451 if (inst) { 452 this._setDate(inst, date, endDate); 453 this._updateDatepicker(inst); 454 this._updateAlternate(inst); 455 } 456 }, 457 458 /* Get the date(s) for the first entry in a jQuery selection. 459 @param target element - the target input field or division or span 460 @return Date - the current date or 461 Date[2] - the current dates for a range */ 462 _getDateDatepicker: function(target) { 463 var inst = this._getInst(target); 464 if (inst && !inst.inline) 465 this._setDateFromField(inst); 466 return (inst ? this._getDate(inst) : null); 467 }, 468 469 /* Handle keystrokes. */ 470 _doKeyDown: function(event) { 471 var inst = $.datepicker._getInst(event.target); 472 var handled = true; 473 inst._keyEvent = true; 474 if ($.datepicker._datepickerShowing) 475 switch (event.keyCode) { 476 case 9: $.datepicker._hideDatepicker(null, ''); 477 break; // hide on tab out 478 case 13: var sel = $('td.' + $.datepicker._dayOverClass + 479 ', td.' + $.datepicker._currentClass, inst.dpDiv); 480 if (sel[0]) 481 $.datepicker._selectDay(event.target, inst.selectedMonth, inst.selectedYear, sel[0]); 482 else 483 $.datepicker._hideDatepicker(null, $.datepicker._get(inst, 'duration')); 484 return false; // don't submit the form 485 break; // select the value on enter 486 case 27: $.datepicker._hideDatepicker(null, $.datepicker._get(inst, 'duration')); 487 break; // hide on escape 488 case 33: $.datepicker._adjustDate(event.target, (event.ctrlKey ? 489 -$.datepicker._get(inst, 'stepBigMonths') : 490 -$.datepicker._get(inst, 'stepMonths')), 'M'); 491 break; // previous month/year on page up/+ ctrl 492 case 34: $.datepicker._adjustDate(event.target, (event.ctrlKey ? 493 +$.datepicker._get(inst, 'stepBigMonths') : 494 +$.datepicker._get(inst, 'stepMonths')), 'M'); 495 break; // next month/year on page down/+ ctrl 496 case 35: if (event.ctrlKey || event.metaKey) $.datepicker._clearDate(event.target); 497 handled = event.ctrlKey || event.metaKey; 498 break; // clear on ctrl or command +end 499 case 36: if (event.ctrlKey || event.metaKey) $.datepicker._gotoToday(event.target); 500 handled = event.ctrlKey || event.metaKey; 501 break; // current on ctrl or command +home 502 case 37: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, -1, 'D'); 503 handled = event.ctrlKey || event.metaKey; 504 // -1 day on ctrl or command +left 505 if (event.originalEvent.altKey) $.datepicker._adjustDate(event.target, (event.ctrlKey ? 506 -$.datepicker._get(inst, 'stepBigMonths') : 507 -$.datepicker._get(inst, 'stepMonths')), 'M'); 508 // next month/year on alt +left on Mac 509 break; 510 case 38: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, -7, 'D'); 511 handled = event.ctrlKey || event.metaKey; 512 break; // -1 week on ctrl or command +up 513 case 39: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, +1, 'D'); 514 handled = event.ctrlKey || event.metaKey; 515 // +1 day on ctrl or command +right 516 if (event.originalEvent.altKey) $.datepicker._adjustDate(event.target, (event.ctrlKey ? 517 +$.datepicker._get(inst, 'stepBigMonths') : 518 +$.datepicker._get(inst, 'stepMonths')), 'M'); 519 // next month/year on alt +right 520 break; 521 case 40: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, +7, 'D'); 522 handled = event.ctrlKey || event.metaKey; 523 break; // +1 week on ctrl or command +down 524 default: handled = false; 525 } 526 else if (event.keyCode == 36 && event.ctrlKey) // display the date picker on ctrl+home 527 $.datepicker._showDatepicker(this); 528 else { 529 handled = false; 530 } 531 if (handled) { 532 event.preventDefault(); 533 event.stopPropagation(); 534 } 535 }, 536 537 /* Filter entered characters - based on date format. */ 538 _doKeyPress: function(event) { 539 var inst = $.datepicker._getInst(event.target); 540 if ($.datepicker._get(inst, 'constrainInput')) { 541 var chars = $.datepicker._possibleChars($.datepicker._get(inst, 'dateFormat')); 542 var chr = String.fromCharCode(event.charCode == undefined ? event.keyCode : event.charCode); 543 return event.ctrlKey || (chr < ' ' || !chars || chars.indexOf(chr) > -1); 544 } 545 }, 546 547 /* Pop-up the date picker for a given input field. 548 @param input element - the input field attached to the date picker or 549 event - if triggered by focus */ 550 _showDatepicker: function(input) { 551 input = input.target || input; 552 if (input.nodeName.toLowerCase() != 'input') // find from button/image trigger 553 input = $('input', input.parentNode)[0]; 554 if ($.datepicker._isDisabledDatepicker(input) || $.datepicker._lastInput == input) // already here 555 return; 556 var inst = $.datepicker._getInst(input); 557 var beforeShow = $.datepicker._get(inst, 'beforeShow'); 558 extendRemove(inst.settings, (beforeShow ? beforeShow.apply(input, [input, inst]) : {})); 559 $.datepicker._hideDatepicker(null, ''); 560 $.datepicker._lastInput = input; 561 $.datepicker._setDateFromField(inst); 562 if ($.datepicker._inDialog) // hide cursor 563 input.value = ''; 564 if (!$.datepicker._pos) { // position below input 565 $.datepicker._pos = $.datepicker._findPos(input); 566 $.datepicker._pos[1] += input.offsetHeight; // add the height 567 } 568 var isFixed = false; 569 $(input).parents().each(function() { 570 isFixed |= $(this).css('position') == 'fixed'; 571 return !isFixed; 572 }); 573 if (isFixed && $.browser.opera) { // correction for Opera when fixed and scrolled 574 $.datepicker._pos[0] -= document.documentElement.scrollLeft; 575 $.datepicker._pos[1] -= document.documentElement.scrollTop; 576 } 577 var offset = {left: $.datepicker._pos[0], top: $.datepicker._pos[1]}; 578 $.datepicker._pos = null; 579 inst.rangeStart = null; 580 // determine sizing offscreen 581 inst.dpDiv.css({position: 'absolute', display: 'block', top: '-1000px'}); 582 $.datepicker._updateDatepicker(inst); 583 // fix width for dynamic number of date pickers 584 inst.dpDiv.width($.datepicker._getNumberOfMonths(inst)[1] * 585 $('.ui-datepicker', inst.dpDiv[0])[0].offsetWidth); 586 // and adjust position before showing 587 offset = $.datepicker._checkOffset(inst, offset, isFixed); 588 inst.dpDiv.css({position: ($.datepicker._inDialog && $.blockUI ? 589 'static' : (isFixed ? 'fixed' : 'absolute')), display: 'none', 590 left: offset.left + 'px', top: offset.top + 'px'}); 591 if (!inst.inline) { 592 var showAnim = $.datepicker._get(inst, 'showAnim') || 'show'; 593 var duration = $.datepicker._get(inst, 'duration'); 594 var postProcess = function() { 595 $.datepicker._datepickerShowing = true; 596 if ($.browser.msie && parseInt($.browser.version,10) < 7) // fix IE < 7 select problems 597 $('iframe.ui-datepicker-cover').css({width: inst.dpDiv.width() + 4, 598 height: inst.dpDiv.height() + 4}); 599 }; 600 if ($.effects && $.effects[showAnim]) 601 inst.dpDiv.show(showAnim, $.datepicker._get(inst, 'showOptions'), duration, postProcess); 602 else 603 inst.dpDiv[showAnim](duration, postProcess); 604 if (duration == '') 605 postProcess(); 606 if (inst.input[0].type != 'hidden') 607 inst.input[0].focus(); 608 $.datepicker._curInst = inst; 609 } 610 }, 611 612 /* Generate the date picker content. */ 613 _updateDatepicker: function(inst) { 614 var dims = {width: inst.dpDiv.width() + 4, 615 height: inst.dpDiv.height() + 4}; 616 inst.dpDiv.empty().append(this._generateHTML(inst)). 617 find('iframe.ui-datepicker-cover'). 618 css({width: dims.width, height: dims.height}); 619 var numMonths = this._getNumberOfMonths(inst); 620 inst.dpDiv[(numMonths[0] != 1 || numMonths[1] != 1 ? 'add' : 'remove') + 621 'Class']('ui-datepicker-multi'); 622 inst.dpDiv[(this._get(inst, 'isRTL') ? 'add' : 'remove') + 623 'Class']('ui-datepicker-rtl'); 624 if (inst.input && inst.input[0].type != 'hidden' && inst == $.datepicker._curInst) 625 $(inst.input[0]).focus(); 626 }, 627 628 /* Check positioning to remain on screen. */ 629 _checkOffset: function(inst, offset, isFixed) { 630 var pos = inst.input ? this._findPos(inst.input[0]) : null; 631 var browserWidth = window.innerWidth || (document.documentElement ? 632 document.documentElement.clientWidth : document.body.clientWidth); 633 var browserHeight = window.innerHeight || (document.documentElement ? 634 document.documentElement.clientHeight : document.body.clientHeight); 635 var scrollX = document.documentElement.scrollLeft || document.body.scrollLeft; 636 var scrollY = document.documentElement.scrollTop || document.body.scrollTop; 637 // reposition date picker horizontally if outside the browser window 638 if (this._get(inst, 'isRTL') || (offset.left + inst.dpDiv.width() - scrollX) > browserWidth) 639 offset.left = Math.max((isFixed ? 0 : scrollX), 640 pos[0] + (inst.input ? inst.input.width() : 0) - (isFixed ? scrollX : 0) - inst.dpDiv.width() - 641 (isFixed && $.browser.opera ? document.documentElement.scrollLeft : 0)); 642 else 643 offset.left -= (isFixed ? scrollX : 0); 644 // reposition date picker vertically if outside the browser window 645 if ((offset.top + inst.dpDiv.height() - scrollY) > browserHeight) 646 offset.top = Math.max((isFixed ? 0 : scrollY), 647 pos[1] - (isFixed ? scrollY : 0) - (this._inDialog ? 0 : inst.dpDiv.height()) - 648 (isFixed && $.browser.opera ? document.documentElement.scrollTop : 0)); 649 else 650 offset.top -= (isFixed ? scrollY : 0); 651 return offset; 652 }, 653 654 /* Find an object's position on the screen. */ 655 _findPos: function(obj) { 656 while (obj && (obj.type == 'hidden' || obj.nodeType != 1)) { 657 obj = obj.nextSibling; 658 } 659 var position = $(obj).offset(); 660 return [position.left, position.top]; 661 }, 662 663 /* Hide the date picker from view. 664 @param input element - the input field attached to the date picker 665 @param duration string - the duration over which to close the date picker */ 666 _hideDatepicker: function(input, duration) { 667 var inst = this._curInst; 668 if (!inst || (input && inst != $.data(input, PROP_NAME))) 669 return; 670 var rangeSelect = this._get(inst, 'rangeSelect'); 671 if (rangeSelect && inst.stayOpen) 672 this._selectDate('#' + inst.id, this._formatDate(inst, 673 inst.currentDay, inst.currentMonth, inst.currentYear)); 674 inst.stayOpen = false; 675 if (this._datepickerShowing) { 676 duration = (duration != null ? duration : this._get(inst, 'duration')); 677 var showAnim = this._get(inst, 'showAnim'); 678 var postProcess = function() { 679 $.datepicker._tidyDialog(inst); 680 }; 681 if (duration != '' && $.effects && $.effects[showAnim]) 682 inst.dpDiv.hide(showAnim, $.datepicker._get(inst, 'showOptions'), 683 duration, postProcess); 684 else 685 inst.dpDiv[(duration == '' ? 'hide' : (showAnim == 'slideDown' ? 'slideUp' : 686 (showAnim == 'fadeIn' ? 'fadeOut' : 'hide')))](duration, postProcess); 687 if (duration == '') 688 this._tidyDialog(inst); 689 var onClose = this._get(inst, 'onClose'); 690 if (onClose) 691 onClose.apply((inst.input ? inst.input[0] : null), 692 [(inst.input ? inst.input.val() : ''), inst]); // trigger custom callback 693 this._datepickerShowing = false; 694 this._lastInput = null; 695 inst.settings.prompt = null; 696 if (this._inDialog) { 697 this._dialogInput.css({ position: 'absolute', left: '0', top: '-100px' }); 698 if ($.blockUI) { 699 $.unblockUI(); 700 $('body').append(this.dpDiv); 701 } 702 } 703 this._inDialog = false; 704 } 705 this._curInst = null; 706 }, 707 708 /* Tidy up after a dialog display. */ 709 _tidyDialog: function(inst) { 710 inst.dpDiv.removeClass(this._dialogClass).unbind('.ui-datepicker'); 711 $('.' + this._promptClass, inst.dpDiv).remove(); 712 }, 713 714 /* Close date picker if clicked elsewhere. */ 715 _checkExternalClick: function(event) { 716 if (!$.datepicker._curInst) 717 return; 718 var $target = $(event.target); 719 if (($target.parents('#' + $.datepicker._mainDivId).length == 0) && 720 !$target.hasClass($.datepicker.markerClassName) && 721 !$target.hasClass($.datepicker._triggerClass) && 722 $.datepicker._datepickerShowing && !($.datepicker._inDialog && $.blockUI)) 723 $.datepicker._hideDatepicker(null, ''); 724 }, 725 726 /* Adjust one of the date sub-fields. */ 727 _adjustDate: function(id, offset, period) { 728 var target = $(id); 729 var inst = this._getInst(target[0]); 730 this._adjustInstDate(inst, offset, period); 731 this._updateDatepicker(inst); 732 }, 733 734 /* Action for current link. */ 735 _gotoToday: function(id) { 736 var target = $(id); 737 var inst = this._getInst(target[0]); 738 if (this._get(inst, 'gotoCurrent') && inst.currentDay) { 739 inst.selectedDay = inst.currentDay; 740 inst.drawMonth = inst.selectedMonth = inst.currentMonth; 741 inst.drawYear = inst.selectedYear = inst.currentYear; 742 } 743 else { 744 var date = new Date(); 745 inst.selectedDay = date.getDate(); 746 inst.drawMonth = inst.selectedMonth = date.getMonth(); 747 inst.drawYear = inst.selectedYear = date.getFullYear(); 748 } 749 this._notifyChange(inst); 750 this._adjustDate(target); 751 }, 752 753 /* Action for selecting a new month/year. */ 754 _selectMonthYear: function(id, select, period) { 755 var target = $(id); 756 var inst = this._getInst(target[0]); 757 inst._selectingMonthYear = false; 758 inst['selected' + (period == 'M' ? 'Month' : 'Year')] = 759 inst['draw' + (period == 'M' ? 'Month' : 'Year')] = 760 parseInt(select.options[select.selectedIndex].value,10); 761 this._notifyChange(inst); 762 this._adjustDate(target); 763 }, 764 765 /* Restore input focus after not changing month/year. */ 766 _clickMonthYear: function(id) { 767 var target = $(id); 768 var inst = this._getInst(target[0]); 769 if (inst.input && inst._selectingMonthYear && !$.browser.msie) 770 inst.input[0].focus(); 771 inst._selectingMonthYear = !inst._selectingMonthYear; 772 }, 773 774 /* Action for changing the first week day. */ 775 _changeFirstDay: function(id, day) { 776 var target = $(id); 777 var inst = this._getInst(target[0]); 778 inst.settings.firstDay = day; 779 this._updateDatepicker(inst); 780 }, 781 782 /* Action for selecting a day. */ 783 _selectDay: function(id, month, year, td) { 784 if ($(td).hasClass(this._unselectableClass)) 785 return; 786 var target = $(id); 787 var inst = this._getInst(target[0]); 788 var rangeSelect = this._get(inst, 'rangeSelect'); 789 if (rangeSelect) { 790 inst.stayOpen = !inst.stayOpen; 791 if (inst.stayOpen) { 792 $('.ui-datepicker td', inst.dpDiv).removeClass(this._currentClass); 793 $(td).addClass(this._currentClass); 794 } 795 } 796 inst.selectedDay = inst.currentDay = $('a', td).html(); 797 inst.selectedMonth = inst.currentMonth = month; 798 inst.selectedYear = inst.currentYear = year; 799 if (inst.stayOpen) { 800 inst.endDay = inst.endMonth = inst.endYear = null; 801 } 802 else if (rangeSelect) { 803 inst.endDay = inst.currentDay; 804 inst.endMonth = inst.currentMonth; 805 inst.endYear = inst.currentYear; 806 } 807 this._selectDate(id, this._formatDate(inst, 808 inst.currentDay, inst.currentMonth, inst.currentYear)); 809 if (inst.stayOpen) { 810 inst.rangeStart = this._daylightSavingAdjust( 811 new Date(inst.currentYear, inst.currentMonth, inst.currentDay)); 812 this._updateDatepicker(inst); 813 } 814 else if (rangeSelect) { 815 inst.selectedDay = inst.currentDay = inst.rangeStart.getDate(); 816 inst.selectedMonth = inst.currentMonth = inst.rangeStart.getMonth(); 817 inst.selectedYear = inst.currentYear = inst.rangeStart.getFullYear(); 818 inst.rangeStart = null; 819 if (inst.inline) 820 this._updateDatepicker(inst); 821 } 822 }, 823 824 /* Erase the input field and hide the date picker. */ 825 _clearDate: function(id) { 826 var target = $(id); 827 var inst = this._getInst(target[0]); 828 if (this._get(inst, 'mandatory')) 829 return; 830 inst.stayOpen = false; 831 inst.endDay = inst.endMonth = inst.endYear = inst.rangeStart = null; 832 this._selectDate(target, ''); 833 }, 834 835 /* Update the input field with the selected date. */ 836 _selectDate: function(id, dateStr) { 837 var target = $(id); 838 var inst = this._getInst(target[0]); 839 dateStr = (dateStr != null ? dateStr : this._formatDate(inst)); 840 if (this._get(inst, 'rangeSelect') && dateStr) 841 dateStr = (inst.rangeStart ? this._formatDate(inst, inst.rangeStart) : 842 dateStr) + this._get(inst, 'rangeSeparator') + dateStr; 843 if (inst.input) 844 inst.input.val(dateStr); 845 this._updateAlternate(inst); 846 var onSelect = this._get(inst, 'onSelect'); 847 if (onSelect) 848 onSelect.apply((inst.input ? inst.input[0] : null), [dateStr, inst]); // trigger custom callback 849 else if (inst.input) 850 inst.input.trigger('change'); // fire the change event 851 if (inst.inline) 852 this._updateDatepicker(inst); 853 else if (!inst.stayOpen) { 854 this._hideDatepicker(null, this._get(inst, 'duration')); 855 this._lastInput = inst.input[0]; 856 if (typeof(inst.input[0]) != 'object') 857 inst.input[0].focus(); // restore focus 858 this._lastInput = null; 859 } 860 }, 861 862 /* Update any alternate field to synchronise with the main field. */ 863 _updateAlternate: function(inst) { 864 var altField = this._get(inst, 'altField'); 865 if (altField) { // update alternate field too 866 var altFormat = this._get(inst, 'altFormat') || this._get(inst, 'dateFormat'); 867 var date = this._getDate(inst); 868 dateStr = (isArray(date) ? (!date[0] && !date[1] ? '' : 869 this.formatDate(altFormat, date[0], this._getFormatConfig(inst)) + 870 this._get(inst, 'rangeSeparator') + this.formatDate( 871 altFormat, date[1] || date[0], this._getFormatConfig(inst))) : 872 this.formatDate(altFormat, date, this._getFormatConfig(inst))); 873 $(altField).each(function() { $(this).val(dateStr); }); 874 } 875 }, 876 877 /* Set as beforeShowDay function to prevent selection of weekends. 878 @param date Date - the date to customise 879 @return [boolean, string] - is this date selectable?, what is its CSS class? */ 880 noWeekends: function(date) { 881 var day = date.getDay(); 882 return [(day > 0 && day < 6), '']; 883 }, 884 885 /* Set as calculateWeek to determine the week of the year based on the ISO 8601 definition. 886 @param date Date - the date to get the week for 887 @return number - the number of the week within the year that contains this date */ 888 iso8601Week: function(date) { 889 var checkDate = new Date(date.getFullYear(), date.getMonth(), date.getDate()); 890 var firstMon = new Date(checkDate.getFullYear(), 1 - 1, 4); // First week always contains 4 Jan 891 var firstDay = firstMon.getDay() || 7; // Day of week: Mon = 1, ..., Sun = 7 892 firstMon.setDate(firstMon.getDate() + 1 - firstDay); // Preceding Monday 893 if (firstDay < 4 && checkDate < firstMon) { // Adjust first three days in year if necessary 894 checkDate.setDate(checkDate.getDate() - 3); // Generate for previous year 895 return $.datepicker.iso8601Week(checkDate); 896 } else if (checkDate > new Date(checkDate.getFullYear(), 12 - 1, 28)) { // Check last three days in year 897 firstDay = new Date(checkDate.getFullYear() + 1, 1 - 1, 4).getDay() || 7; 898 if (firstDay > 4 && (checkDate.getDay() || 7) < firstDay - 3) { // Adjust if necessary 899 return 1; 900 } 901 } 902 return Math.floor(((checkDate - firstMon) / 86400000) / 7) + 1; // Weeks to given date 903 }, 904 905 /* Provide status text for a particular date. 906 @param date the date to get the status for 907 @param inst the current datepicker instance 908 @return the status display text for this date */ 909 dateStatus: function(date, inst) { 910 return $.datepicker.formatDate($.datepicker._get(inst, 'dateStatus'), 911 date, $.datepicker._getFormatConfig(inst)); 912 }, 913 914 /* Parse a string value into a date object. 915 See formatDate below for the possible formats. 916 917 @param format string - the expected format of the date 918 @param value string - the date in the above format 919 @param settings Object - attributes include: 920 shortYearCutoff number - the cutoff year for determining the century (optional) 921 dayNamesShort string[7] - abbreviated names of the days from Sunday (optional) 922 dayNames string[7] - names of the days from Sunday (optional) 923 monthNamesShort string[12] - abbreviated names of the months (optional) 924 monthNames string[12] - names of the months (optional) 925 @return Date - the extracted date value or null if value is blank */ 926 parseDate: function (format, value, settings) { 927 if (format == null || value == null) 928 throw 'Invalid arguments'; 929 value = (typeof value == 'object' ? value.toString() : value + ''); 930 if (value == '') 931 return null; 932 var shortYearCutoff = (settings ? settings.shortYearCutoff : null) || this._defaults.shortYearCutoff; 933 var dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort; 934 var dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames; 935 var monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort; 936 var monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames; 937 var year = -1; 938 var month = -1; 939 var day = -1; 940 var doy = -1; 941 var literal = false; 942 // Check whether a format character is doubled 943 var lookAhead = function(match) { 944 var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match); 945 if (matches) 946 iFormat++; 947 return matches; 948 }; 949 // Extract a number from the string value 950 var getNumber = function(match) { 951 lookAhead(match); 952 var origSize = (match == '@' ? 14 : (match == 'y' ? 4 : (match == 'o' ? 3 : 2))); 953 var size = origSize; 954 var num = 0; 955 while (size > 0 && iValue < value.length && 956 value.charAt(iValue) >= '0' && value.charAt(iValue) <= '9') { 957 num = num * 10 + parseInt(value.charAt(iValue++),10); 958 size--; 959 } 960 if (size == origSize) 961 throw 'Missing number at position ' + iValue; 962 return num; 963 }; 964 // Extract a name from the string value and convert to an index 965 var getName = function(match, shortNames, longNames) { 966 var names = (lookAhead(match) ? longNames : shortNames); 967 var size = 0; 968 for (var j = 0; j < names.length; j++) 969 size = Math.max(size, names[j].length); 970 var name = ''; 971 var iInit = iValue; 972 while (size > 0 && iValue < value.length) { 973 name += value.charAt(iValue++); 974 for (var i = 0; i < names.length; i++) 975 if (name == names[i]) 976 return i + 1; 977 size--; 978 } 979 throw 'Unknown name at position ' + iInit; 980 }; 981 // Confirm that a literal character matches the string value 982 var checkLiteral = function() { 983 if (value.charAt(iValue) != format.charAt(iFormat)) 984 throw 'Unexpected literal at position ' + iValue; 985 iValue++; 986 }; 987 var iValue = 0; 988 for (var iFormat = 0; iFormat < format.length; iFormat++) { 989 if (literal) 990 if (format.charAt(iFormat) == "'" && !lookAhead("'")) 991 literal = false; 992 else 993 checkLiteral(); 994 else 995 switch (format.charAt(iFormat)) { 996 case 'd': 997 day = getNumber('d'); 998 break; 999 case 'D': 1000 getName('D', dayNamesShort, dayNames); 1001 break; 1002 case 'o': 1003 doy = getNumber('o'); 1004 break; 1005 case 'm': 1006 month = getNumber('m'); 1007 break; 1008 case 'M': 1009 month = getName('M', monthNamesShort, monthNames); 1010 break; 1011 case 'y': 1012 year = getNumber('y'); 1013 break; 1014 case '@': 1015 var date = new Date(getNumber('@')); 1016 year = date.getFullYear(); 1017 month = date.getMonth() + 1; 1018 day = date.getDate(); 1019 break; 1020 case "'": 1021 if (lookAhead("'")) 1022 checkLiteral(); 1023 else 1024 literal = true; 1025 break; 1026 default: 1027 checkLiteral(); 1028 } 1029 } 1030 if (year == -1) 1031 year = new Date().getFullYear(); 1032 else if (year < 100) 1033 year += new Date().getFullYear() - new Date().getFullYear() % 100 + 1034 (year <= shortYearCutoff ? 0 : -100); 1035 if (doy > -1) { 1036 month = 1; 1037 day = doy; 1038 do { 1039 var dim = this._getDaysInMonth(year, month - 1); 1040 if (day <= dim) 1041 break; 1042 month++; 1043 day -= dim; 1044 } while (true); 1045 } 1046 var date = this._daylightSavingAdjust(new Date(year, month - 1, day)); 1047 if (date.getFullYear() != year || date.getMonth() + 1 != month || date.getDate() != day) 1048 throw 'Invalid date'; // E.g. 31/02/* 1049 return date; 1050 }, 1051 1052 /* Standard date formats. */ 1053 ATOM: 'yy-mm-dd', // RFC 3339 (ISO 8601) 1054 COOKIE: 'D, dd M yy', 1055 ISO_8601: 'yy-mm-dd', 1056 RFC_822: 'D, d M y', 1057 RFC_850: 'DD, dd-M-y', 1058 RFC_1036: 'D, d M y', 1059 RFC_1123: 'D, d M yy', 1060 RFC_2822: 'D, d M yy', 1061 RSS: 'D, d M y', // RFC 822 1062 TIMESTAMP: '@', 1063 W3C: 'yy-mm-dd', // ISO 8601 1064 1065 /* Format a date object into a string value. 1066 The format can be combinations of the following: 1067 d - day of month (no leading zero) 1068 dd - day of month (two digit) 1069 o - day of year (no leading zeros) 1070 oo - day of year (three digit) 1071 D - day name short 1072 DD - day name long 1073 m - month of year (no leading zero) 1074 mm - month of year (two digit) 1075 M - month name short 1076 MM - month name long 1077 y - year (two digit) 1078 yy - year (four digit) 1079 @ - Unix timestamp (ms since 01/01/1970) 1080 '...' - literal text 1081 '' - single quote 1082 1083 @param format string - the desired format of the date 1084 @param date Date - the date value to format 1085 @param settings Object - attributes include: 1086 dayNamesShort string[7] - abbreviated names of the days from Sunday (optional) 1087 dayNames string[7] - names of the days from Sunday (optional) 1088 monthNamesShort string[12] - abbreviated names of the months (optional) 1089 monthNames string[12] - names of the months (optional) 1090 @return string - the date in the above format */ 1091 formatDate: function (format, date, settings) { 1092 if (!date) 1093 return ''; 1094 var dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort; 1095 var dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames; 1096 var monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort; 1097 var monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames; 1098 // Check whether a format character is doubled 1099 var lookAhead = function(match) { 1100 var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match); 1101 if (matches) 1102 iFormat++; 1103 return matches; 1104 }; 1105 // Format a number, with leading zero if necessary 1106 var formatNumber = function(match, value, len) { 1107 var num = '' + value; 1108 if (lookAhead(match)) 1109 while (num.length < len) 1110 num = '0' + num; 1111 return num; 1112 }; 1113 // Format a name, short or long as requested 1114 var formatName = function(match, value, shortNames, longNames) { 1115 return (lookAhead(match) ? longNames[value] : shortNames[value]); 1116 }; 1117 var output = ''; 1118 var literal = false; 1119 if (date) 1120 for (var iFormat = 0; iFormat < format.length; iFormat++) { 1121 if (literal) 1122 if (format.charAt(iFormat) == "'" && !lookAhead("'")) 1123 literal = false; 1124 else 1125 output += format.charAt(iFormat); 1126 else 1127 switch (format.charAt(iFormat)) { 1128 case 'd': 1129 output += formatNumber('d', date.getDate(), 2); 1130 break; 1131 case 'D': 1132 output += formatName('D', date.getDay(), dayNamesShort, dayNames); 1133 break; 1134 case 'o': 1135 var doy = date.getDate(); 1136 for (var m = date.getMonth() - 1; m >= 0; m--) 1137 doy += this._getDaysInMonth(date.getFullYear(), m); 1138 output += formatNumber('o', doy, 3); 1139 break; 1140 case 'm': 1141 output += formatNumber('m', date.getMonth() + 1, 2); 1142 break; 1143 case 'M': 1144 output += formatName('M', date.getMonth(), monthNamesShort, monthNames); 1145 break; 1146 case 'y': 1147 output += (lookAhead('y') ? date.getFullYear() : 1148 (date.getYear() % 100 < 10 ? '0' : '') + date.getYear() % 100); 1149 break; 1150 case '@': 1151 output += date.getTime(); 1152 break; 1153 case "'": 1154 if (lookAhead("'")) 1155 output += "'"; 1156 else 1157 literal = true; 1158 break; 1159 default: 1160 output += format.charAt(iFormat); 1161 } 1162 } 1163 return output; 1164 }, 1165 1166 /* Extract all possible characters from the date format. */ 1167 _possibleChars: function (format) { 1168 var chars = ''; 1169 var literal = false; 1170 for (var iFormat = 0; iFormat < format.length; iFormat++) 1171 if (literal) 1172 if (format.charAt(iFormat) == "'" && !lookAhead("'")) 1173 literal = false; 1174 else 1175 chars += format.charAt(iFormat); 1176 else 1177 switch (format.charAt(iFormat)) { 1178 case 'd': case 'm': case 'y': case '@': 1179 chars += '0123456789'; 1180 break; 1181 case 'D': case 'M': 1182 return null; // Accept anything 1183 case "'": 1184 if (lookAhead("'")) 1185 chars += "'"; 1186 else 1187 literal = true; 1188 break; 1189 default: 1190 chars += format.charAt(iFormat); 1191 } 1192 return chars; 1193 }, 1194 1195 /* Get a setting value, defaulting if necessary. */ 1196 _get: function(inst, name) { 1197 return inst.settings[name] !== undefined ? 1198 inst.settings[name] : this._defaults[name]; 1199 }, 1200 1201 /* Parse existing date and initialise date picker. */ 1202 _setDateFromField: function(inst) { 1203 var dateFormat = this._get(inst, 'dateFormat'); 1204 var dates = inst.input ? inst.input.val().split(this._get(inst, 'rangeSeparator')) : null; 1205 inst.endDay = inst.endMonth = inst.endYear = null; 1206 var date = defaultDate = this._getDefaultDate(inst); 1207 if (dates.length > 0) { 1208 var settings = this._getFormatConfig(inst); 1209 if (dates.length > 1) { 1210 date = this.parseDate(dateFormat, dates[1], settings) || defaultDate; 1211 inst.endDay = date.getDate(); 1212 inst.endMonth = date.getMonth(); 1213 inst.endYear = date.getFullYear(); 1214 } 1215 try { 1216 date = this.parseDate(dateFormat, dates[0], settings) || defaultDate; 1217 } catch (event) { 1218 this.log(event); 1219 date = defaultDate; 1220 } 1221 } 1222 inst.selectedDay = date.getDate(); 1223 inst.drawMonth = inst.selectedMonth = date.getMonth(); 1224 inst.drawYear = inst.selectedYear = date.getFullYear(); 1225 inst.currentDay = (dates[0] ? date.getDate() : 0); 1226 inst.currentMonth = (dates[0] ? date.getMonth() : 0); 1227 inst.currentYear = (dates[0] ? date.getFullYear() : 0); 1228 this._adjustInstDate(inst); 1229 }, 1230 1231 /* Retrieve the default date shown on opening. */ 1232 _getDefaultDate: function(inst) { 1233 var date = this._determineDate(this._get(inst, 'defaultDate'), new Date()); 1234 var minDate = this._getMinMaxDate(inst, 'min', true); 1235 var maxDate = this._getMinMaxDate(inst, 'max'); 1236 date = (minDate && date < minDate ? minDate : date); 1237 date = (maxDate && date > maxDate ? maxDate : date); 1238 return date; 1239 }, 1240 1241 /* A date may be specified as an exact value or a relative one. */ 1242 _determineDate: function(date, defaultDate) { 1243 var offsetNumeric = function(offset) { 1244 var date = new Date(); 1245 date.setDate(date.getDate() + offset); 1246 return date; 1247 }; 1248 var offsetString = function(offset, getDaysInMonth) { 1249 var date = new Date(); 1250 var year = date.getFullYear(); 1251 var month = date.getMonth(); 1252 var day = date.getDate(); 1253 var pattern = /([+-]?[0-9]+)\s*(d|D|w|W|m|M|y|Y)?/g; 1254 var matches = pattern.exec(offset); 1255 while (matches) { 1256 switch (matches[2] || 'd') { 1257 case 'd' : case 'D' : 1258 day += parseInt(matches[1],10); break; 1259 case 'w' : case 'W' : 1260 day += parseInt(matches[1],10) * 7; break; 1261 case 'm' : case 'M' : 1262 month += parseInt(matches[1],10); 1263 day = Math.min(day, getDaysInMonth(year, month)); 1264 break; 1265 case 'y': case 'Y' : 1266 year += parseInt(matches[1],10); 1267 day = Math.min(day, getDaysInMonth(year, month)); 1268 break; 1269 } 1270 matches = pattern.exec(offset); 1271 } 1272 return new Date(year, month, day); 1273 }; 1274 date = (date == null ? defaultDate : 1275 (typeof date == 'string' ? offsetString(date, this._getDaysInMonth) : 1276 (typeof date == 'number' ? (isNaN(date) ? defaultDate : offsetNumeric(date)) : date))); 1277 date = (date && date.toString() == 'Invalid Date' ? defaultDate : date); 1278 if (date) { 1279 date.setHours(0); 1280 date.setMinutes(0); 1281 date.setSeconds(0); 1282 date.setMilliseconds(0); 1283 } 1284 return this._daylightSavingAdjust(date); 1285 }, 1286 1287 /* Handle switch to/from daylight saving. 1288 Hours may be non-zero on daylight saving cut-over: 1289 > 12 when midnight changeover, but then cannot generate 1290 midnight datetime, so jump to 1AM, otherwise reset. 1291 @param date (Date) the date to check 1292 @return (Date) the corrected date */ 1293 _daylightSavingAdjust: function(date) { 1294 if (!date) return null; 1295 date.setHours(date.getHours() > 12 ? date.getHours() + 2 : 0); 1296 return date; 1297 }, 1298 1299 /* Set the date(s) directly. */ 1300 _setDate: function(inst, date, endDate) { 1301 var clear = !(date); 1302 var origMonth = inst.selectedMonth; 1303 var origYear = inst.selectedYear; 1304 date = this._determineDate(date, new Date()); 1305 inst.selectedDay = inst.currentDay = date.getDate(); 1306 inst.drawMonth = inst.selectedMonth = inst.currentMonth = date.getMonth(); 1307 inst.drawYear = inst.selectedYear = inst.currentYear = date.getFullYear(); 1308 if (this._get(inst, 'rangeSelect')) { 1309 if (endDate) { 1310 endDate = this._determineDate(endDate, null); 1311 inst.endDay = endDate.getDate(); 1312 inst.endMonth = endDate.getMonth(); 1313 inst.endYear = endDate.getFullYear(); 1314 } else { 1315 inst.endDay = inst.currentDay; 1316 inst.endMonth = inst.currentMonth; 1317 inst.endYear = inst.currentYear; 1318 } 1319 } 1320 if (origMonth != inst.selectedMonth || origYear != inst.selectedYear) 1321 this._notifyChange(inst); 1322 this._adjustInstDate(inst); 1323 if (inst.input) 1324 inst.input.val(clear ? '' : this._formatDate(inst) + 1325 (!this._get(inst, 'rangeSelect') ? '' : this._get(inst, 'rangeSeparator') + 1326 this._formatDate(inst, inst.endDay, inst.endMonth, inst.endYear))); 1327 }, 1328 1329 /* Retrieve the date(s) directly. */ 1330 _getDate: function(inst) { 1331 var startDate = (!inst.currentYear || (inst.input && inst.input.val() == '') ? null : 1332 this._daylightSavingAdjust(new Date( 1333 inst.currentYear, inst.currentMonth, inst.currentDay))); 1334 if (this._get(inst, 'rangeSelect')) { 1335 return [inst.rangeStart || startDate, 1336 (!inst.endYear ? inst.rangeStart || startDate : 1337 this._daylightSavingAdjust(new Date(inst.endYear, inst.endMonth, inst.endDay)))]; 1338 } else 1339 return startDate; 1340 }, 1341 1342 /* Generate the HTML for the current state of the date picker. */ 1343 _generateHTML: function(inst) { 1344 var today = new Date(); 1345 today = this._daylightSavingAdjust( 1346 new Date(today.getFullYear(), today.getMonth(), today.getDate())); // clear time 1347 var showStatus = this._get(inst, 'showStatus'); 1348 var initStatus = this._get(inst, 'initStatus') || ' '; 1349 var isRTL = this._get(inst, 'isRTL'); 1350 // build the date picker HTML 1351 var clear = (this._get(inst, 'mandatory') ? '' : 1352 '<div class="ui-datepicker-clear"><a onclick="jQuery.datepicker._clearDate(\'#' + inst.id + '\');"' + 1353 this._addStatus(showStatus, inst.id, this._get(inst, 'clearStatus'), initStatus) + '>' + 1354 this._get(inst, 'clearText') + '</a></div>'); 1355 var controls = '<div class="ui-datepicker-control">' + (isRTL ? '' : clear) + 1356 '<div class="ui-datepicker-close"><a onclick="jQuery.datepicker._hideDatepicker();"' + 1357 this._addStatus(showStatus, inst.id, this._get(inst, 'closeStatus'), initStatus) + '>' + 1358 this._get(inst, 'closeText') + '</a></div>' + (isRTL ? clear : '') + '</div>'; 1359 var prompt = this._get(inst, 'prompt'); 1360 var closeAtTop = this._get(inst, 'closeAtTop'); 1361 var hideIfNoPrevNext = this._get(inst, 'hideIfNoPrevNext'); 1362 var navigationAsDateFormat = this._get(inst, 'navigationAsDateFormat'); 1363 var showBigPrevNext = this._get(inst, 'showBigPrevNext'); 1364 var numMonths = this._getNumberOfMonths(inst); 1365 var showCurrentAtPos = this._get(inst, 'showCurrentAtPos'); 1366 var stepMonths = this._get(inst, 'stepMonths'); 1367 var stepBigMonths = this._get(inst, 'stepBigMonths'); 1368 var isMultiMonth = (numMonths[0] != 1 || numMonths[1] != 1); 1369 var currentDate = this._daylightSavingAdjust((!inst.currentDay ? new Date(9999, 9, 9) : 1370 new Date(inst.currentYear, inst.currentMonth, inst.currentDay))); 1371 var minDate = this._getMinMaxDate(inst, 'min', true); 1372 var maxDate = this._getMinMaxDate(inst, 'max'); 1373 var drawMonth = inst.drawMonth - showCurrentAtPos; 1374 var drawYear = inst.drawYear; 1375 if (drawMonth < 0) { 1376 drawMonth += 12; 1377 drawYear--; 1378 } 1379 if (maxDate) { 1380 var maxDraw = this._daylightSavingAdjust(new Date(maxDate.getFullYear(), 1381 maxDate.getMonth() - numMonths[1] + 1, maxDate.getDate())); 1382 maxDraw = (minDate && maxDraw < minDate ? minDate : maxDraw); 1383 while (this._daylightSavingAdjust(new Date(drawYear, drawMonth, 1)) > maxDraw) { 1384 drawMonth--; 1385 if (drawMonth < 0) { 1386 drawMonth = 11; 1387 drawYear--; 1388 } 1389 } 1390 } 1391 // controls and links 1392 var prevText = this._get(inst, 'prevText'); 1393 prevText = (!navigationAsDateFormat ? prevText : this.formatDate(prevText, 1394 this._daylightSavingAdjust(new Date(drawYear, drawMonth - stepMonths, 1)), 1395 this._getFormatConfig(inst))); 1396 var prevBigText = (showBigPrevNext ? this._get(inst, 'prevBigText') : ''); 1397 prevBigText = (!navigationAsDateFormat ? prevBigText : this.formatDate(prevBigText, 1398 this._daylightSavingAdjust(new Date(drawYear, drawMonth - stepBigMonths, 1)), 1399 this._getFormatConfig(inst))); 1400 var prev = '<div class="ui-datepicker-prev">' + (this._canAdjustMonth(inst, -1, drawYear, drawMonth) ? 1401 (showBigPrevNext ? '<a onclick="jQuery.datepicker._adjustDate(\'#' + inst.id + '\', -' + stepBigMonths + ', \'M\');"' + 1402 this._addStatus(showStatus, inst.id, this._get(inst, 'prevBigStatus'), initStatus) + '>' + prevBigText + '</a>' : '') + 1403 '<a onclick="jQuery.datepicker._adjustDate(\'#' + inst.id + '\', -' + stepMonths + ', \'M\');"' + 1404 this._addStatus(showStatus, inst.id, this._get(inst, 'prevStatus'), initStatus) + '>' + prevText + '</a>' : 1405 (hideIfNoPrevNext ? '' : (showBigPrevNext ? '<label>' + prevBigText + '</label>' : '') + 1406 '<label>' + prevText + '</label>')) + '</div>'; 1407 var nextText = this._get(inst, 'nextText'); 1408 nextText = (!navigationAsDateFormat ? nextText : this.formatDate(nextText, 1409 this._daylightSavingAdjust(new Date(drawYear, drawMonth + stepMonths, 1)), 1410 this._getFormatConfig(inst))); 1411 var nextBigText = (showBigPrevNext ? this._get(inst, 'nextBigText') : ''); 1412 nextBigText = (!navigationAsDateFormat ? nextBigText : this.formatDate(nextBigText, 1413 this._daylightSavingAdjust(new Date(drawYear, drawMonth + stepBigMonths, 1)), 1414 this._getFormatConfig(inst))); 1415 var next = '<div class="ui-datepicker-next">' + (this._canAdjustMonth(inst, +1, drawYear, drawMonth) ? 1416 '<a onclick="jQuery.datepicker._adjustDate(\'#' + inst.id + '\', +' + stepMonths + ', \'M\');"' + 1417 this._addStatus(showStatus, inst.id, this._get(inst, 'nextStatus'), initStatus) + '>' + nextText + '</a>' + 1418 (showBigPrevNext ? '<a onclick="jQuery.datepicker._adjustDate(\'#' + inst.id + '\', +' + stepBigMonths + ', \'M\');"' + 1419 this._addStatus(showStatus, inst.id, this._get(inst, 'nextBigStatus'), initStatus) + '>' + nextBigText + '</a>' : '') : 1420 (hideIfNoPrevNext ? '' : '<label>' + nextText + '</label>' + 1421 (showBigPrevNext ? '<label>' + nextBigText + '</label>' : ''))) + '</div>'; 1422 var currentText = this._get(inst, 'currentText'); 1423 var gotoDate = (this._get(inst, 'gotoCurrent') && inst.currentDay ? currentDate : today); 1424 currentText = (!navigationAsDateFormat ? currentText : 1425 this.formatDate(currentText, gotoDate, this._getFormatConfig(inst))); 1426 var html = (closeAtTop && !inst.inline ? controls : '') + 1427 '<div class="ui-datepicker-links">' + (isRTL ? next : prev) + 1428 (this._isInRange(inst, gotoDate) ? '<div class="ui-datepicker-current">' + 1429 '<a onclick="jQuery.datepicker._gotoToday(\'#' + inst.id + '\');"' + 1430 this._addStatus(showStatus, inst.id, this._get(inst, 'currentStatus'), initStatus) + '>' + 1431 currentText + '</a></div>' : '') + (isRTL ? prev : next) + '</div>' + 1432 (prompt ? '<div class="' + this._promptClass + '"><span>' + prompt + '</span></div>' : ''); 1433 var firstDay = parseInt(this._get(inst, 'firstDay')); 1434 firstDay = (isNaN(firstDay) ? 0 : firstDay); 1435 var changeFirstDay = this._get(inst, 'changeFirstDay'); 1436 var dayNames = this._get(inst, 'dayNames'); 1437 var dayNamesShort = this._get(inst, 'dayNamesShort'); 1438 var dayNamesMin = this._get(inst, 'dayNamesMin'); 1439 var monthNames = this._get(inst, 'monthNames'); 1440 var beforeShowDay = this._get(inst, 'beforeShowDay'); 1441 var highlightWeek = this._get(inst, 'highlightWeek'); 1442 var showOtherMonths = this._get(inst, 'showOtherMonths'); 1443 var showWeeks = this._get(inst, 'showWeeks'); 1444 var calculateWeek = this._get(inst, 'calculateWeek') || this.iso8601Week; 1445 var weekStatus = this._get(inst, 'weekStatus'); 1446 var status = (showStatus ? this._get(inst, 'dayStatus') || initStatus : ''); 1447 var dateStatus = this._get(inst, 'statusForDate') || this.dateStatus; 1448 var endDate = inst.endDay ? this._daylightSavingAdjust( 1449 new Date(inst.endYear, inst.endMonth, inst.endDay)) : currentDate; 1450 var defaultDate = this._getDefaultDate(inst); 1451 for (var row = 0; row < numMonths[0]; row++) 1452 for (var col = 0; col < numMonths[1]; col++) { 1453 var selectedDate = this._daylightSavingAdjust(new Date(drawYear, drawMonth, inst.selectedDay)); 1454 html += '<div class="ui-datepicker-one-month' + (col == 0 ? ' ui-datepicker-new-row' : '') + '">' + 1455 this._generateMonthYearHeader(inst, drawMonth, drawYear, minDate, maxDate, 1456 selectedDate, row > 0 || col > 0, showStatus, initStatus, monthNames) + // draw month headers 1457 '<table class="ui-datepicker" cellpadding="0" cellspacing="0"><thead>' + 1458 '<tr class="ui-datepicker-title-row">' + 1459 (showWeeks ? '<td' + this._addStatus(showStatus, inst.id, weekStatus, initStatus) + '>' + 1460 this._get(inst, 'weekHeader') + '</td>' : ''); 1461 for (var dow = 0; dow < 7; dow++) { // days of the week 1462 var day = (dow + firstDay) % 7; 1463 var dayStatus = (status.indexOf('DD') > -1 ? status.replace(/DD/, dayNames[day]) : 1464 status.replace(/D/, dayNamesShort[day])); 1465 html += '<td' + ((dow + firstDay + 6) % 7 >= 5 ? ' class="ui-datepicker-week-end-cell"' : '') + '>' + 1466 (!changeFirstDay ? '<span' : 1467 '<a onclick="jQuery.datepicker._changeFirstDay(\'#' + inst.id + '\', ' + day + ');"') + 1468 this._addStatus(showStatus, inst.id, dayStatus, initStatus) + ' title="' + dayNames[day] + '">' + 1469 dayNamesMin[day] + (changeFirstDay ? '</a>' : '</span>') + '</td>'; 1470 } 1471 html += '</tr></thead><tbody>'; 1472 var daysInMonth = this._getDaysInMonth(drawYear, drawMonth); 1473 if (drawYear == inst.selectedYear && drawMonth == inst.selectedMonth) 1474 inst.selectedDay = Math.min(inst.selectedDay, daysInMonth); 1475 var leadDays = (this._getFirstDayOfMonth(drawYear, drawMonth) - firstDay + 7) % 7; 1476 var numRows = (isMultiMonth ? 6 : Math.ceil((leadDays + daysInMonth) / 7)); // calculate the number of rows to generate 1477 var printDate = this._daylightSavingAdjust(new Date(drawYear, drawMonth, 1 - leadDays)); 1478 for (var dRow = 0; dRow < numRows; dRow++) { // create date picker rows 1479 html += '<tr class="ui-datepicker-days-row">' + 1480 (showWeeks ? '<td class="ui-datepicker-week-col"' + 1481 this._addStatus(showStatus, inst.id, weekStatus, initStatus) + '>' + 1482 calculateWeek(printDate) + '</td>' : ''); 1483 for (var dow = 0; dow < 7; dow++) { // create date picker days 1484 var daySettings = (beforeShowDay ? 1485 beforeShowDay.apply((inst.input ? inst.input[0] : null), [printDate]) : [true, '']); 1486 var otherMonth = (printDate.getMonth() != drawMonth); 1487 var unselectable = otherMonth || !daySettings[0] || 1488 (minDate && printDate < minDate) || (maxDate && printDate > maxDate); 1489 html += '<td class="ui-datepicker-days-cell' + 1490 ((dow + firstDay + 6) % 7 >= 5 ? ' ui-datepicker-week-end-cell' : '') + // highlight weekends 1491 (otherMonth ? ' ui-datepicker-other-month' : '') + // highlight days from other months 1492 ((printDate.getTime() == selectedDate.getTime() && drawMonth == inst.selectedMonth && inst._keyEvent) || // user pressed key 1493 (defaultDate.getTime() == printDate.getTime() && defaultDate.getTime() == selectedDate.getTime()) ? 1494 // or defaultDate is current printedDate and defaultDate is selectedDate 1495 ' ' + $.datepicker._dayOverClass : '') + // highlight selected day 1496 (unselectable ? ' ' + this._unselectableClass : '') + // highlight unselectable days 1497 (otherMonth && !showOtherMonths ? '' : ' ' + daySettings[1] + // highlight custom dates 1498 (printDate.getTime() >= currentDate.getTime() && printDate.getTime() <= endDate.getTime() ? // in current range 1499 ' ' + this._currentClass : '') + // highlight selected day 1500 (printDate.getTime() == today.getTime() ? ' ui-datepicker-today' : '')) + '"' + // highlight today (if different) 1501 ((!otherMonth || showOtherMonths) && daySettings[2] ? ' title="' + daySettings[2] + '"' : '') + // cell title 1502 (unselectable ? (highlightWeek ? ' onmouseover="jQuery(this).parent().addClass(\'' + this._weekOverClass + '\');"' + // highlight selection week 1503 ' onmouseout="jQuery(this).parent().removeClass(\'' + this._weekOverClass + '\');"' : '') : // unhighlight selection week 1504 ' onmouseover="jQuery(this).addClass(\'' + this._dayOverClass + '\')' + // highlight selection 1505 (highlightWeek ? '.parent().addClass(\'' + this._weekOverClass + '\')' : '') + ';' + // highlight selection week 1506 (!showStatus || (otherMonth && !showOtherMonths) ? '' : 'jQuery(\'#ui-datepicker-status-' + 1507 inst.id + '\').html(\'' + (dateStatus.apply((inst.input ? inst.input[0] : null), 1508 [printDate, inst]) || initStatus) +'\');') + '"' + 1509 ' onmouseout="jQuery(this).removeClass(\'' + this._dayOverClass + '\')' + // unhighlight selection 1510 (highlightWeek ? '.parent().removeClass(\'' + this._weekOverClass + '\')' : '') + ';' + // unhighlight selection week 1511 (!showStatus || (otherMonth && !showOtherMonths) ? '' : 'jQuery(\'#ui-datepicker-status-' + 1512 inst.id + '\').html(\'' + initStatus + '\');') + '" onclick="jQuery.datepicker._selectDay(\'#' + 1513 inst.id + '\',' + drawMonth + ',' + drawYear + ', this);"') + '>' + // actions 1514 (otherMonth ? (showOtherMonths ? printDate.getDate() : ' ') : // display for other months 1515 (unselectable ? printDate.getDate() : '<a>' + printDate.getDate() + '</a>')) + '</td>'; // display for this month 1516 printDate.setDate(printDate.getDate() + 1); 1517 printDate = this._daylightSavingAdjust(printDate); 1518 } 1519 html += '</tr>'; 1520 } 1521 drawMonth++; 1522 if (drawMonth > 11) { 1523 drawMonth = 0; 1524 drawYear++; 1525 } 1526 html += '</tbody></table></div>'; 1527 } 1528 html += (showStatus ? '<div style="clear: both;"></div><div id="ui-datepicker-status-' + inst.id + 1529 '" class="ui-datepicker-status">' + initStatus + '</div>' : '') + 1530 (!closeAtTop && !inst.inline ? controls : '') + 1531 '<div style="clear: both;"></div>' + 1532 ($.browser.msie && parseInt($.browser.version,10) < 7 && !inst.inline ? 1533 '<iframe src="javascript:false;" class="ui-datepicker-cover"></iframe>' : ''); 1534 inst._keyEvent = false; 1535 return html; 1536 }, 1537 1538 /* Generate the month and year header. */ 1539 _generateMonthYearHeader: function(inst, drawMonth, drawYear, minDate, maxDate, 1540 selectedDate, secondary, showStatus, initStatus, monthNames) { 1541 minDate = (inst.rangeStart && minDate && selectedDate < minDate ? selectedDate : minDate); 1542 var changeMonth = this._get(inst, 'changeMonth'); 1543 var changeYear = this._get(inst, 'changeYear'); 1544 var showMonthAfterYear = this._get(inst, 'showMonthAfterYear'); 1545 var html = '<div class="ui-datepicker-header">'; 1546 var monthHtml = ''; 1547 // month selection 1548 if (secondary || !changeMonth) 1549 monthHtml += monthNames[drawMonth]; 1550 else { 1551 var inMinYear = (minDate && minDate.getFullYear() == drawYear); 1552 var inMaxYear = (maxDate && maxDate.getFullYear() == drawYear); 1553 monthHtml += '<select class="ui-datepicker-new-month" ' + 1554 'onchange="jQuery.datepicker._selectMonthYear(\'#' + inst.id + '\', this, \'M\');" ' + 1555 'onclick="jQuery.datepicker._clickMonthYear(\'#' + inst.id + '\');"' + 1556 this._addStatus(showStatus, inst.id, this._get(inst, 'monthStatus'), initStatus) + '>'; 1557 for (var month = 0; month < 12; month++) { 1558 if ((!inMinYear || month >= minDate.getMonth()) && 1559 (!inMaxYear || month <= maxDate.getMonth())) 1560 monthHtml += '<option value="' + month + '"' + 1561 (month == drawMonth ? ' selected="selected"' : '') + 1562 '>' + monthNames[month] + '</option>'; 1563 } 1564 monthHtml += '</select>'; 1565 } 1566 if (!showMonthAfterYear) 1567 html += monthHtml + (secondary || changeMonth || changeYear ? ' ' : ''); 1568 // year selection 1569 if (secondary || !changeYear) 1570 html += drawYear; 1571 else { 1572 // determine range of years to display 1573 var years = this._get(inst, 'yearRange').split(':'); 1574 var year = 0; 1575 var endYear = 0; 1576 if (years.length != 2) { 1577 year = drawYear - 10; 1578 endYear = drawYear + 10; 1579 } else if (years[0].charAt(0) == '+' || years[0].charAt(0) == '-') { 1580 year = endYear = new Date().getFullYear(); 1581 year += parseInt(years[0], 10); 1582 endYear += parseInt(years[1], 10); 1583 } else { 1584 year = parseInt(years[0], 10); 1585 endYear = parseInt(years[1], 10); 1586 } 1587 year = (minDate ? Math.max(year, minDate.getFullYear()) : year); 1588 endYear = (maxDate ? Math.min(endYear, maxDate.getFullYear()) : endYear); 1589 html += '<select class="ui-datepicker-new-year" ' + 1590 'onchange="jQuery.datepicker._selectMonthYear(\'#' + inst.id + '\', this, \'Y\');" ' + 1591 'onclick="jQuery.datepicker._clickMonthYear(\'#' + inst.id + '\');"' + 1592 this._addStatus(showStatus, inst.id, this._get(inst, 'yearStatus'), initStatus) + '>'; 1593 for (; year <= endYear; year++) { 1594 html += '<option value="' + year + '"' + 1595 (year == drawYear ? ' selected="selected"' : '') + 1596 '>' + year + '</option>'; 1597 } 1598 html += '</select>'; 1599 } 1600 if (showMonthAfterYear) 1601 html += (secondary || changeMonth || changeYear ? ' ' : '') + monthHtml; 1602 html += '</div>'; // Close datepicker_header 1603 return html; 1604 }, 1605 1606 /* Provide code to set and clear the status panel. */ 1607 _addStatus: function(showStatus, id, text, initStatus) { 1608 return (showStatus ? ' onmouseover="jQuery(\'#ui-datepicker-status-' + id + 1609 '\').html(\'' + (text || initStatus) + '\');" ' + 1610 'onmouseout="jQuery(\'#ui-datepicker-status-' + id + 1611 '\').html(\'' + initStatus + '\');"' : ''); 1612 }, 1613 1614 /* Adjust one of the date sub-fields. */ 1615 _adjustInstDate: function(inst, offset, period) { 1616 var year = inst.drawYear + (period == 'Y' ? offset : 0); 1617 var month = inst.drawMonth + (period == 'M' ? offset : 0); 1618 var day = Math.min(inst.selectedDay, this._getDaysInMonth(year, month)) + 1619 (period == 'D' ? offset : 0); 1620 var date = this._daylightSavingAdjust(new Date(year, month, day)); 1621 // ensure it is within the bounds set 1622 var minDate = this._getMinMaxDate(inst, 'min', true); 1623 var maxDate = this._getMinMaxDate(inst, 'max'); 1624 date = (minDate && date < minDate ? minDate : date); 1625 date = (maxDate && date > maxDate ? maxDate : date); 1626 inst.selectedDay = date.getDate(); 1627 inst.drawMonth = inst.selectedMonth = date.getMonth(); 1628 inst.drawYear = inst.selectedYear = date.getFullYear(); 1629 if (period == 'M' || period == 'Y') 1630 this._notifyChange(inst); 1631 }, 1632 1633 /* Notify change of month/year. */ 1634 _notifyChange: function(inst) { 1635 var onChange = this._get(inst, 'onChangeMonthYear'); 1636 if (onChange) 1637 onChange.apply((inst.input ? inst.input[0] : null), 1638 [inst.selectedYear, inst.selectedMonth + 1, inst]); 1639 }, 1640 1641 /* Determine the number of months to show. */ 1642 _getNumberOfMonths: function(inst) { 1643 var numMonths = this._get(inst, 'numberOfMonths'); 1644 return (numMonths == null ? [1, 1] : (typeof numMonths == 'number' ? [1, numMonths] : numMonths)); 1645 }, 1646 1647 /* Determine the current maximum date - ensure no time components are set - may be overridden for a range. */ 1648 _getMinMaxDate: function(inst, minMax, checkRange) { 1649 var date = this._determineDate(this._get(inst, minMax + 'Date'), null); 1650 return (!checkRange || !inst.rangeStart ? date : 1651 (!date || inst.rangeStart > date ? inst.rangeStart : date)); 1652 }, 1653 1654 /* Find the number of days in a given month. */ 1655 _getDaysInMonth: function(year, month) { 1656 return 32 - new Date(year, month, 32).getDate(); 1657 }, 1658 1659 /* Find the day of the week of the first of a month. */ 1660 _getFirstDayOfMonth: function(year, month) { 1661 return new Date(year, month, 1).getDay(); 1662 }, 1663 1664 /* Determines if we should allow a "next/prev" month display change. */ 1665 _canAdjustMonth: function(inst, offset, curYear, curMonth) { 1666 var numMonths = this._getNumberOfMonths(inst); 1667 var date = this._daylightSavingAdjust(new Date( 1668 curYear, curMonth + (offset < 0 ? offset : numMonths[1]), 1)); 1669 if (offset < 0) 1670 date.setDate(this._getDaysInMonth(date.getFullYear(), date.getMonth())); 1671 return this._isInRange(inst, date); 1672 }, 1673 1674 /* Is the given date in the accepted range? */ 1675 _isInRange: function(inst, date) { 1676 // during range selection, use minimum of selected date and range start 1677 var newMinDate = (!inst.rangeStart ? null : this._daylightSavingAdjust( 1678 new Date(inst.selectedYear, inst.selectedMonth, inst.selectedDay))); 1679 newMinDate = (newMinDate && inst.rangeStart < newMinDate ? inst.rangeStart : newMinDate); 1680 var minDate = newMinDate || this._getMinMaxDate(inst, 'min'); 1681 var maxDate = this._getMinMaxDate(inst, 'max'); 1682 return ((!minDate || date >= minDate) && (!maxDate || date <= maxDate)); 1683 }, 1684 1685 /* Provide the configuration settings for formatting/parsing. */ 1686 _getFormatConfig: function(inst) { 1687 var shortYearCutoff = this._get(inst, 'shortYearCutoff'); 1688 shortYearCutoff = (typeof shortYearCutoff != 'string' ? shortYearCutoff : 1689 new Date().getFullYear() % 100 + parseInt(shortYearCutoff, 10)); 1690 return {shortYearCutoff: shortYearCutoff, 1691 dayNamesShort: this._get(inst, 'dayNamesShort'), dayNames: this._get(inst, 'dayNames'), 1692 monthNamesShort: this._get(inst, 'monthNamesShort'), monthNames: this._get(inst, 'monthNames')}; 1693 }, 1694 1695 /* Format the given date for display. */ 1696 _formatDate: function(inst, day, month, year) { 1697 if (!day) { 1698 inst.currentDay = inst.selectedDay; 1699 inst.currentMonth = inst.selectedMonth; 1700 inst.currentYear = inst.selectedYear; 1701 } 1702 var date = (day ? (typeof day == 'object' ? day : 1703 this._daylightSavingAdjust(new Date(year, month, day))) : 1704 this._daylightSavingAdjust(new Date(inst.currentYear, inst.currentMonth, inst.currentDay))); 1705 return this.formatDate(this._get(inst, 'dateFormat'), date, this._getFormatConfig(inst)); 1706 } 1707 }); 1708 1709 /* jQuery extend now ignores nulls! */ 1710 function extendRemove(target, props) { 1711 $.extend(target, props); 1712 for (var name in props) 1713 if (props[name] == null || props[name] == undefined) 1714 target[name] = props[name]; 1715 return target; 1716 }; 1717 1718 /* Determine whether an object is an array. */ 1719 function isArray(a) { 1720 return (a && (($.browser.safari && typeof a == 'object' && a.length) || 1721 (a.constructor && a.constructor.toString().match(/\Array\(\)/)))); 1722 }; 1723 1724 /* Invoke the datepicker functionality. 1725 @param options string - a command, optionally followed by additional parameters or 1726 Object - settings for attaching new datepicker functionality 1727 @return jQuery object */ 1728 $.fn.datepicker = function(options){ 1729 1730 /* Initialise the date picker. */ 1731 if (!$.datepicker.initialized) { 1732 $(document.body).append($.datepicker.dpDiv). 1733 mousedown($.datepicker._checkExternalClick); 1734 $.datepicker.initialized = true; 1735 } 1736 1737 var otherArgs = Array.prototype.slice.call(arguments, 1); 1738 if (typeof options == 'string' && (options == 'isDisabled' || options == 'getDate')) 1739 return $.datepicker['_' + options + 'Datepicker']. 1740 apply($.datepicker, [this[0]].concat(otherArgs)); 1741 return this.each(function() { 1742 typeof options == 'string' ? 1743 $.datepicker['_' + options + 'Datepicker']. 1744 apply($.datepicker, [this].concat(otherArgs)) : 1745 $.datepicker._attachDatepicker(this, options); 1746 }); 1747 }; 1748 1749 $.datepicker = new Datepicker(); // singleton instance 1750 $.datepicker.initialized = false; 1751 $.datepicker.uuid = new Date().getTime(); 1752 $.datepicker.version = "1.6"; 1753 1754 })(jQuery);
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| Generated: Thu Mar 24 11:18:33 2011 | Cross-referenced by PHPXref 0.7 |