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comparison war/scripts/jQuery/ui/jquery.ui.datepicker.js @ 3:cf06b77a8bbd

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Committed branch of the e4D repos sti-gwt branch 16384. git-svn-id: http://dev.dariah.eu/svn/repos/eu.dariah.de/ap1/sti-gwt-dariah-geobrowser@36 f2b5be40-def6-11e0-8a09-b3c1cc336c6b
author StefanFunk <StefanFunk@f2b5be40-def6-11e0-8a09-b3c1cc336c6b>
date Tue, 17 Jul 2012 13:34:40 +0000
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2:2897af43ccc6 3:cf06b77a8bbd
1 /*
2 * jQuery UI Datepicker 1.8.14
3 *
4 * Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
5 * Dual licensed under the MIT or GPL Version 2 licenses.
6 * http://jquery.org/license
7 *
8 * http://docs.jquery.com/UI/Datepicker
9 *
10 * Depends:
11 * jquery.ui.core.js
12 */
13 (function( $, undefined ) {
14
15 $.extend($.ui, { datepicker: { version: "1.8.14" } });
16
17 var PROP_NAME = 'datepicker';
18 var dpuuid = new Date().getTime();
19 var instActive;
20
21 /* Date picker manager.
22 Use the singleton instance of this class, $.datepicker, to interact with the date picker.
23 Settings for (groups of) date pickers are maintained in an instance object,
24 allowing multiple different settings on the same page. */
25
26 function Datepicker() {
27 this.debug = false; // Change this to true to start debugging
28 this._curInst = null; // The current instance in use
29 this._keyEvent = false; // If the last event was a key event
30 this._disabledInputs = []; // List of date picker inputs that have been disabled
31 this._datepickerShowing = false; // True if the popup picker is showing , false if not
32 this._inDialog = false; // True if showing within a "dialog", false if not
33 this._mainDivId = 'ui-datepicker-div'; // The ID of the main datepicker division
34 this._inlineClass = 'ui-datepicker-inline'; // The name of the inline marker class
35 this._appendClass = 'ui-datepicker-append'; // The name of the append marker class
36 this._triggerClass = 'ui-datepicker-trigger'; // The name of the trigger marker class
37 this._dialogClass = 'ui-datepicker-dialog'; // The name of the dialog 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.regional = []; // Available regional settings, indexed by language code
43 this.regional[''] = { // Default regional settings
44 closeText: 'Done', // Display text for close link
45 prevText: 'Prev', // Display text for previous month link
46 nextText: 'Next', // Display text for next month link
47 currentText: 'Today', // Display text for current month link
48 monthNames: ['January','February','March','April','May','June',
49 'July','August','September','October','November','December'], // Names of months for drop-down and formatting
50 monthNamesShort: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'], // For formatting
51 dayNames: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'], // For formatting
52 dayNamesShort: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'], // For formatting
53 dayNamesMin: ['Su','Mo','Tu','We','Th','Fr','Sa'], // Column headings for days starting at Sunday
54 weekHeader: 'Wk', // Column header for week of the year
55 dateFormat: 'mm/dd/yy', // See format options on parseDate
56 firstDay: 0, // The first day of the week, Sun = 0, Mon = 1, ...
57 isRTL: false, // True if right-to-left language, false if left-to-right
58 showMonthAfterYear: false, // True if the year select precedes month, false for month then year
59 yearSuffix: '' // Additional text to append to the year in the month headers
60 };
61 this._defaults = { // Global defaults for all the date picker instances
62 showOn: 'focus', // 'focus' for popup on focus,
63 // 'button' for trigger button, or 'both' for either
64 showAnim: 'fadeIn', // Name of jQuery animation for popup
65 showOptions: {}, // Options for enhanced animations
66 defaultDate: null, // Used when field is blank: actual date,
67 // +/-number for offset from today, null for today
68 appendText: '', // Display text following the input box, e.g. showing the format
69 buttonText: '...', // Text for trigger button
70 buttonImage: '', // URL for trigger button image
71 buttonImageOnly: false, // True if the image appears alone, false if it appears on a button
72 hideIfNoPrevNext: false, // True to hide next/previous month links
73 // if not applicable, false to just disable them
74 navigationAsDateFormat: false, // True if date formatting applied to prev/today/next links
75 gotoCurrent: false, // True if today link goes back to current selection instead
76 changeMonth: false, // True if month can be selected directly, false if only prev/next
77 changeYear: false, // True if year can be selected directly, false if only prev/next
78 yearRange: 'c-10:c+10', // Range of years to display in drop-down,
79 // either relative to today's year (-nn:+nn), relative to currently displayed year
80 // (c-nn:c+nn), absolute (nnnn:nnnn), or a combination of the above (nnnn:-n)
81 showOtherMonths: false, // True to show dates in other months, false to leave blank
82 selectOtherMonths: false, // True to allow selection of dates in other months, false for unselectable
83 showWeek: false, // True to show week of the year, false to not show it
84 calculateWeek: this.iso8601Week, // How to calculate the week of the year,
85 // takes a Date and returns the number of the week for it
86 shortYearCutoff: '+10', // Short year values < this are in the current century,
87 // > this are in the previous century,
88 // string value starting with '+' for current year + value
89 minDate: null, // The earliest selectable date, or null for no limit
90 maxDate: null, // The latest selectable date, or null for no limit
91 duration: 'fast', // Duration of display/closure
92 beforeShowDay: null, // Function that takes a date and returns an array with
93 // [0] = true if selectable, false if not, [1] = custom CSS class name(s) or '',
94 // [2] = cell title (optional), e.g. $.datepicker.noWeekends
95 beforeShow: null, // Function that takes an input field and
96 // returns a set of custom settings for the date picker
97 onSelect: null, // Define a callback function when a date is selected
98 onChangeMonthYear: null, // Define a callback function when the month or year is changed
99 onClose: null, // Define a callback function when the datepicker is closed
100 numberOfMonths: 1, // Number of months to show at a time
101 showCurrentAtPos: 0, // The position in multipe months at which to show the current month (starting at 0)
102 stepMonths: 1, // Number of months to step back/forward
103 stepBigMonths: 12, // Number of months to step back/forward for the big links
104 altField: '', // Selector for an alternate field to store selected dates into
105 altFormat: '', // The date format to use for the alternate field
106 constrainInput: true, // The input is constrained by the current date format
107 showButtonPanel: false, // True to show button panel, false to not show it
108 autoSize: false // True to size the input for the date format, false to leave as is
109 };
110 $.extend(this._defaults, this.regional['']);
111 this.dpDiv = bindHover($('<div id="' + this._mainDivId + '" class="ui-datepicker ui-widget ui-widget-content ui-helper-clearfix ui-corner-all"></div>'));
112 }
113
114 $.extend(Datepicker.prototype, {
115 /* Class name added to elements to indicate already configured with a date picker. */
116 markerClassName: 'hasDatepicker',
117
118 //Keep track of the maximum number of rows displayed (see #7043)
119 maxRows: 4,
120
121 /* Debug logging (if enabled). */
122 log: function () {
123 if (this.debug)
124 console.log.apply('', arguments);
125 },
126
127 // TODO rename to "widget" when switching to widget factory
128 _widgetDatepicker: function() {
129 return this.dpDiv;
130 },
131
132 /* Override the default settings for all instances of the date picker.
133 @param settings object - the new settings to use as defaults (anonymous object)
134 @return the manager object */
135 setDefaults: function(settings) {
136 extendRemove(this._defaults, settings || {});
137 return this;
138 },
139
140 /* Attach the date picker to a jQuery selection.
141 @param target element - the target input field or division or span
142 @param settings object - the new settings to use for this date picker instance (anonymous) */
143 _attachDatepicker: function(target, settings) {
144 // check for settings on the control itself - in namespace 'date:'
145 var inlineSettings = null;
146 for (var attrName in this._defaults) {
147 var attrValue = target.getAttribute('date:' + attrName);
148 if (attrValue) {
149 inlineSettings = inlineSettings || {};
150 try {
151 inlineSettings[attrName] = eval(attrValue);
152 } catch (err) {
153 inlineSettings[attrName] = attrValue;
154 }
155 }
156 }
157 var nodeName = target.nodeName.toLowerCase();
158 var inline = (nodeName == 'div' || nodeName == 'span');
159 if (!target.id) {
160 this.uuid += 1;
161 target.id = 'dp' + this.uuid;
162 }
163 var inst = this._newInst($(target), inline);
164 inst.settings = $.extend({}, settings || {}, inlineSettings || {});
165 if (nodeName == 'input') {
166 this._connectDatepicker(target, inst);
167 } else if (inline) {
168 this._inlineDatepicker(target, inst);
169 }
170 },
171
172 /* Create a new instance object. */
173 _newInst: function(target, inline) {
174 var id = target[0].id.replace(/([^A-Za-z0-9_-])/g, '\\\\$1'); // escape jQuery meta chars
175 return {id: id, input: target, // associated target
176 selectedDay: 0, selectedMonth: 0, selectedYear: 0, // current selection
177 drawMonth: 0, drawYear: 0, // month being drawn
178 inline: inline, // is datepicker inline or not
179 dpDiv: (!inline ? this.dpDiv : // presentation div
180 bindHover($('<div class="' + this._inlineClass + ' ui-datepicker ui-widget ui-widget-content ui-helper-clearfix ui-corner-all"></div>')))};
181 },
182
183 /* Attach the date picker to an input field. */
184 _connectDatepicker: function(target, inst) {
185 var input = $(target);
186 inst.append = $([]);
187 inst.trigger = $([]);
188 if (input.hasClass(this.markerClassName))
189 return;
190 this._attachments(input, inst);
191 input.addClass(this.markerClassName).keydown(this._doKeyDown).
192 keypress(this._doKeyPress).keyup(this._doKeyUp).
193 bind("setData.datepicker", function(event, key, value) {
194 inst.settings[key] = value;
195 }).bind("getData.datepicker", function(event, key) {
196 return this._get(inst, key);
197 });
198 this._autoSize(inst);
199 $.data(target, PROP_NAME, inst);
200 },
201
202 /* Make attachments based on settings. */
203 _attachments: function(input, inst) {
204 var appendText = this._get(inst, 'appendText');
205 var isRTL = this._get(inst, 'isRTL');
206 if (inst.append)
207 inst.append.remove();
208 if (appendText) {
209 inst.append = $('<span class="' + this._appendClass + '">' + appendText + '</span>');
210 input[isRTL ? 'before' : 'after'](inst.append);
211 }
212 input.unbind('focus', this._showDatepicker);
213 if (inst.trigger)
214 inst.trigger.remove();
215 var showOn = this._get(inst, 'showOn');
216 if (showOn == 'focus' || showOn == 'both') // pop-up date picker when in the marked field
217 input.focus(this._showDatepicker);
218 if (showOn == 'button' || showOn == 'both') { // pop-up date picker when button clicked
219 var buttonText = this._get(inst, 'buttonText');
220 var buttonImage = this._get(inst, 'buttonImage');
221 inst.trigger = $(this._get(inst, 'buttonImageOnly') ?
222 $('<img/>').addClass(this._triggerClass).
223 attr({ src: buttonImage, alt: buttonText, title: buttonText }) :
224 $('<button type="button"></button>').addClass(this._triggerClass).
225 html(buttonImage == '' ? buttonText : $('<img/>').attr(
226 { src:buttonImage, alt:buttonText, title:buttonText })));
227 input[isRTL ? 'before' : 'after'](inst.trigger);
228 inst.trigger.click(function() {
229 if ($.datepicker._datepickerShowing && $.datepicker._lastInput == input[0])
230 $.datepicker._hideDatepicker();
231 else
232 $.datepicker._showDatepicker(input[0]);
233 return false;
234 });
235 }
236 },
237
238 /* Apply the maximum length for the date format. */
239 _autoSize: function(inst) {
240 if (this._get(inst, 'autoSize') && !inst.inline) {
241 var date = new Date(2009, 12 - 1, 20); // Ensure double digits
242 var dateFormat = this._get(inst, 'dateFormat');
243 if (dateFormat.match(/[DM]/)) {
244 var findMax = function(names) {
245 var max = 0;
246 var maxI = 0;
247 for (var i = 0; i < names.length; i++) {
248 if (names[i].length > max) {
249 max = names[i].length;
250 maxI = i;
251 }
252 }
253 return maxI;
254 };
255 date.setMonth(findMax(this._get(inst, (dateFormat.match(/MM/) ?
256 'monthNames' : 'monthNamesShort'))));
257 date.setDate(findMax(this._get(inst, (dateFormat.match(/DD/) ?
258 'dayNames' : 'dayNamesShort'))) + 20 - date.getDay());
259 }
260 inst.input.attr('size', this._formatDate(inst, date).length);
261 }
262 },
263
264 /* Attach an inline date picker to a div. */
265 _inlineDatepicker: function(target, inst) {
266 var divSpan = $(target);
267 if (divSpan.hasClass(this.markerClassName))
268 return;
269 divSpan.addClass(this.markerClassName).append(inst.dpDiv).
270 bind("setData.datepicker", function(event, key, value){
271 inst.settings[key] = value;
272 }).bind("getData.datepicker", function(event, key){
273 return this._get(inst, key);
274 });
275 $.data(target, PROP_NAME, inst);
276 this._setDate(inst, this._getDefaultDate(inst), true);
277 this._updateDatepicker(inst);
278 this._updateAlternate(inst);
279 inst.dpDiv.show();
280 },
281
282 /* Pop-up the date picker in a "dialog" box.
283 @param input element - ignored
284 @param date string or Date - the initial date to display
285 @param onSelect function - the function to call when a date is selected
286 @param settings object - update the dialog date picker instance's settings (anonymous object)
287 @param pos int[2] - coordinates for the dialog's position within the screen or
288 event - with x/y coordinates or
289 leave empty for default (screen centre)
290 @return the manager object */
291 _dialogDatepicker: function(input, date, onSelect, settings, pos) {
292 var inst = this._dialogInst; // internal instance
293 if (!inst) {
294 this.uuid += 1;
295 var id = 'dp' + this.uuid;
296 this._dialogInput = $('<input type="text" id="' + id +
297 '" style="position: absolute; top: -100px; width: 0px; z-index: -10;"/>');
298 this._dialogInput.keydown(this._doKeyDown);
299 $('body').append(this._dialogInput);
300 inst = this._dialogInst = this._newInst(this._dialogInput, false);
301 inst.settings = {};
302 $.data(this._dialogInput[0], PROP_NAME, inst);
303 }
304 extendRemove(inst.settings, settings || {});
305 date = (date && date.constructor == Date ? this._formatDate(inst, date) : date);
306 this._dialogInput.val(date);
307
308 this._pos = (pos ? (pos.length ? pos : [pos.pageX, pos.pageY]) : null);
309 if (!this._pos) {
310 var browserWidth = document.documentElement.clientWidth;
311 var browserHeight = document.documentElement.clientHeight;
312 var scrollX = document.documentElement.scrollLeft || document.body.scrollLeft;
313 var scrollY = document.documentElement.scrollTop || document.body.scrollTop;
314 this._pos = // should use actual width/height below
315 [(browserWidth / 2) - 100 + scrollX, (browserHeight / 2) - 150 + scrollY];
316 }
317
318 // move input on screen for focus, but hidden behind dialog
319 this._dialogInput.css('left', (this._pos[0] + 20) + 'px').css('top', this._pos[1] + 'px');
320 inst.settings.onSelect = onSelect;
321 this._inDialog = true;
322 this.dpDiv.addClass(this._dialogClass);
323 this._showDatepicker(this._dialogInput[0]);
324 if ($.blockUI)
325 $.blockUI(this.dpDiv);
326 $.data(this._dialogInput[0], PROP_NAME, inst);
327 return this;
328 },
329
330 /* Detach a datepicker from its control.
331 @param target element - the target input field or division or span */
332 _destroyDatepicker: function(target) {
333 var $target = $(target);
334 var inst = $.data(target, PROP_NAME);
335 if (!$target.hasClass(this.markerClassName)) {
336 return;
337 }
338 var nodeName = target.nodeName.toLowerCase();
339 $.removeData(target, PROP_NAME);
340 if (nodeName == 'input') {
341 inst.append.remove();
342 inst.trigger.remove();
343 $target.removeClass(this.markerClassName).
344 unbind('focus', this._showDatepicker).
345 unbind('keydown', this._doKeyDown).
346 unbind('keypress', this._doKeyPress).
347 unbind('keyup', this._doKeyUp);
348 } else if (nodeName == 'div' || nodeName == 'span')
349 $target.removeClass(this.markerClassName).empty();
350 },
351
352 /* Enable the date picker to a jQuery selection.
353 @param target element - the target input field or division or span */
354 _enableDatepicker: function(target) {
355 var $target = $(target);
356 var inst = $.data(target, PROP_NAME);
357 if (!$target.hasClass(this.markerClassName)) {
358 return;
359 }
360 var nodeName = target.nodeName.toLowerCase();
361 if (nodeName == 'input') {
362 target.disabled = false;
363 inst.trigger.filter('button').
364 each(function() { this.disabled = false; }).end().
365 filter('img').css({opacity: '1.0', cursor: ''});
366 }
367 else if (nodeName == 'div' || nodeName == 'span') {
368 var inline = $target.children('.' + this._inlineClass);
369 inline.children().removeClass('ui-state-disabled');
370 inline.find("select.ui-datepicker-month, select.ui-datepicker-year").
371 removeAttr("disabled");
372 }
373 this._disabledInputs = $.map(this._disabledInputs,
374 function(value) { return (value == target ? null : value); }); // delete entry
375 },
376
377 /* Disable the date picker to a jQuery selection.
378 @param target element - the target input field or division or span */
379 _disableDatepicker: function(target) {
380 var $target = $(target);
381 var inst = $.data(target, PROP_NAME);
382 if (!$target.hasClass(this.markerClassName)) {
383 return;
384 }
385 var nodeName = target.nodeName.toLowerCase();
386 if (nodeName == 'input') {
387 target.disabled = true;
388 inst.trigger.filter('button').
389 each(function() { this.disabled = true; }).end().
390 filter('img').css({opacity: '0.5', cursor: 'default'});
391 }
392 else if (nodeName == 'div' || nodeName == 'span') {
393 var inline = $target.children('.' + this._inlineClass);
394 inline.children().addClass('ui-state-disabled');
395 inline.find("select.ui-datepicker-month, select.ui-datepicker-year").
396 attr("disabled", "disabled");
397 }
398 this._disabledInputs = $.map(this._disabledInputs,
399 function(value) { return (value == target ? null : value); }); // delete entry
400 this._disabledInputs[this._disabledInputs.length] = target;
401 },
402
403 /* Is the first field in a jQuery collection disabled as a datepicker?
404 @param target element - the target input field or division or span
405 @return boolean - true if disabled, false if enabled */
406 _isDisabledDatepicker: function(target) {
407 if (!target) {
408 return false;
409 }
410 for (var i = 0; i < this._disabledInputs.length; i++) {
411 if (this._disabledInputs[i] == target)
412 return true;
413 }
414 return false;
415 },
416
417 /* Retrieve the instance data for the target control.
418 @param target element - the target input field or division or span
419 @return object - the associated instance data
420 @throws error if a jQuery problem getting data */
421 _getInst: function(target) {
422 try {
423 return $.data(target, PROP_NAME);
424 }
425 catch (err) {
426 throw 'Missing instance data for this datepicker';
427 }
428 },
429
430 /* Update or retrieve the settings for a date picker attached to an input field or division.
431 @param target element - the target input field or division or span
432 @param name object - the new settings to update or
433 string - the name of the setting to change or retrieve,
434 when retrieving also 'all' for all instance settings or
435 'defaults' for all global defaults
436 @param value any - the new value for the setting
437 (omit if above is an object or to retrieve a value) */
438 _optionDatepicker: function(target, name, value) {
439 var inst = this._getInst(target);
440 if (arguments.length == 2 && typeof name == 'string') {
441 return (name == 'defaults' ? $.extend({}, $.datepicker._defaults) :
442 (inst ? (name == 'all' ? $.extend({}, inst.settings) :
443 this._get(inst, name)) : null));
444 }
445 var settings = name || {};
446 if (typeof name == 'string') {
447 settings = {};
448 settings[name] = value;
449 }
450 if (inst) {
451 if (this._curInst == inst) {
452 this._hideDatepicker();
453 }
454 var date = this._getDateDatepicker(target, true);
455 var minDate = this._getMinMaxDate(inst, 'min');
456 var maxDate = this._getMinMaxDate(inst, 'max');
457 extendRemove(inst.settings, settings);
458 // reformat the old minDate/maxDate values if dateFormat changes and a new minDate/maxDate isn't provided
459 if (minDate !== null && settings['dateFormat'] !== undefined && settings['minDate'] === undefined)
460 inst.settings.minDate = this._formatDate(inst, minDate);
461 if (maxDate !== null && settings['dateFormat'] !== undefined && settings['maxDate'] === undefined)
462 inst.settings.maxDate = this._formatDate(inst, maxDate);
463 this._attachments($(target), inst);
464 this._autoSize(inst);
465 this._setDate(inst, date);
466 this._updateAlternate(inst);
467 this._updateDatepicker(inst);
468 }
469 },
470
471 // change method deprecated
472 _changeDatepicker: function(target, name, value) {
473 this._optionDatepicker(target, name, value);
474 },
475
476 /* Redraw the date picker attached to an input field or division.
477 @param target element - the target input field or division or span */
478 _refreshDatepicker: function(target) {
479 var inst = this._getInst(target);
480 if (inst) {
481 this._updateDatepicker(inst);
482 }
483 },
484
485 /* Set the dates for a jQuery selection.
486 @param target element - the target input field or division or span
487 @param date Date - the new date */
488 _setDateDatepicker: function(target, date) {
489 var inst = this._getInst(target);
490 if (inst) {
491 this._setDate(inst, date);
492 this._updateDatepicker(inst);
493 this._updateAlternate(inst);
494 }
495 },
496
497 /* Get the date(s) for the first entry in a jQuery selection.
498 @param target element - the target input field or division or span
499 @param noDefault boolean - true if no default date is to be used
500 @return Date - the current date */
501 _getDateDatepicker: function(target, noDefault) {
502 var inst = this._getInst(target);
503 if (inst && !inst.inline)
504 this._setDateFromField(inst, noDefault);
505 return (inst ? this._getDate(inst) : null);
506 },
507
508 /* Handle keystrokes. */
509 _doKeyDown: function(event) {
510 var inst = $.datepicker._getInst(event.target);
511 var handled = true;
512 var isRTL = inst.dpDiv.is('.ui-datepicker-rtl');
513 inst._keyEvent = true;
514 if ($.datepicker._datepickerShowing)
515 switch (event.keyCode) {
516 case 9: $.datepicker._hideDatepicker();
517 handled = false;
518 break; // hide on tab out
519 case 13: var sel = $('td.' + $.datepicker._dayOverClass + ':not(.' +
520 $.datepicker._currentClass + ')', inst.dpDiv);
521 if (sel[0])
522 $.datepicker._selectDay(event.target, inst.selectedMonth, inst.selectedYear, sel[0]);
523 else
524 $.datepicker._hideDatepicker();
525 return false; // don't submit the form
526 break; // select the value on enter
527 case 27: $.datepicker._hideDatepicker();
528 break; // hide on escape
529 case 33: $.datepicker._adjustDate(event.target, (event.ctrlKey ?
530 -$.datepicker._get(inst, 'stepBigMonths') :
531 -$.datepicker._get(inst, 'stepMonths')), 'M');
532 break; // previous month/year on page up/+ ctrl
533 case 34: $.datepicker._adjustDate(event.target, (event.ctrlKey ?
534 +$.datepicker._get(inst, 'stepBigMonths') :
535 +$.datepicker._get(inst, 'stepMonths')), 'M');
536 break; // next month/year on page down/+ ctrl
537 case 35: if (event.ctrlKey || event.metaKey) $.datepicker._clearDate(event.target);
538 handled = event.ctrlKey || event.metaKey;
539 break; // clear on ctrl or command +end
540 case 36: if (event.ctrlKey || event.metaKey) $.datepicker._gotoToday(event.target);
541 handled = event.ctrlKey || event.metaKey;
542 break; // current on ctrl or command +home
543 case 37: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, (isRTL ? +1 : -1), 'D');
544 handled = event.ctrlKey || event.metaKey;
545 // -1 day on ctrl or command +left
546 if (event.originalEvent.altKey) $.datepicker._adjustDate(event.target, (event.ctrlKey ?
547 -$.datepicker._get(inst, 'stepBigMonths') :
548 -$.datepicker._get(inst, 'stepMonths')), 'M');
549 // next month/year on alt +left on Mac
550 break;
551 case 38: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, -7, 'D');
552 handled = event.ctrlKey || event.metaKey;
553 break; // -1 week on ctrl or command +up
554 case 39: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, (isRTL ? -1 : +1), 'D');
555 handled = event.ctrlKey || event.metaKey;
556 // +1 day on ctrl or command +right
557 if (event.originalEvent.altKey) $.datepicker._adjustDate(event.target, (event.ctrlKey ?
558 +$.datepicker._get(inst, 'stepBigMonths') :
559 +$.datepicker._get(inst, 'stepMonths')), 'M');
560 // next month/year on alt +right
561 break;
562 case 40: if (event.ctrlKey || event.metaKey) $.datepicker._adjustDate(event.target, +7, 'D');
563 handled = event.ctrlKey || event.metaKey;
564 break; // +1 week on ctrl or command +down
565 default: handled = false;
566 }
567 else if (event.keyCode == 36 && event.ctrlKey) // display the date picker on ctrl+home
568 $.datepicker._showDatepicker(this);
569 else {
570 handled = false;
571 }
572 if (handled) {
573 event.preventDefault();
574 event.stopPropagation();
575 }
576 },
577
578 /* Filter entered characters - based on date format. */
579 _doKeyPress: function(event) {
580 var inst = $.datepicker._getInst(event.target);
581 if ($.datepicker._get(inst, 'constrainInput')) {
582 var chars = $.datepicker._possibleChars($.datepicker._get(inst, 'dateFormat'));
583 var chr = String.fromCharCode(event.charCode == undefined ? event.keyCode : event.charCode);
584 return event.ctrlKey || event.metaKey || (chr < ' ' || !chars || chars.indexOf(chr) > -1);
585 }
586 },
587
588 /* Synchronise manual entry and field/alternate field. */
589 _doKeyUp: function(event) {
590 var inst = $.datepicker._getInst(event.target);
591 if (inst.input.val() != inst.lastVal) {
592 try {
593 var date = $.datepicker.parseDate($.datepicker._get(inst, 'dateFormat'),
594 (inst.input ? inst.input.val() : null),
595 $.datepicker._getFormatConfig(inst));
596 if (date) { // only if valid
597 $.datepicker._setDateFromField(inst);
598 $.datepicker._updateAlternate(inst);
599 $.datepicker._updateDatepicker(inst);
600 }
601 }
602 catch (event) {
603 $.datepicker.log(event);
604 }
605 }
606 return true;
607 },
608
609 /* Pop-up the date picker for a given input field.
610 @param input element - the input field attached to the date picker or
611 event - if triggered by focus */
612 _showDatepicker: function(input) {
613 input = input.target || input;
614 if (input.nodeName.toLowerCase() != 'input') // find from button/image trigger
615 input = $('input', input.parentNode)[0];
616 if ($.datepicker._isDisabledDatepicker(input) || $.datepicker._lastInput == input) // already here
617 return;
618 var inst = $.datepicker._getInst(input);
619 if ($.datepicker._curInst && $.datepicker._curInst != inst) {
620 if ( $.datepicker._datepickerShowing ) {
621 $.datepicker._triggerOnClose($.datepicker._curInst);
622 }
623 $.datepicker._curInst.dpDiv.stop(true, true);
624 }
625 var beforeShow = $.datepicker._get(inst, 'beforeShow');
626 extendRemove(inst.settings, (beforeShow ? beforeShow.apply(input, [input, inst]) : {}));
627 inst.lastVal = null;
628 $.datepicker._lastInput = input;
629 $.datepicker._setDateFromField(inst);
630 if ($.datepicker._inDialog) // hide cursor
631 input.value = '';
632 if (!$.datepicker._pos) { // position below input
633 $.datepicker._pos = $.datepicker._findPos(input);
634 $.datepicker._pos[1] += input.offsetHeight; // add the height
635 }
636 var isFixed = false;
637 $(input).parents().each(function() {
638 isFixed |= $(this).css('position') == 'fixed';
639 return !isFixed;
640 });
641 if (isFixed && $.browser.opera) { // correction for Opera when fixed and scrolled
642 $.datepicker._pos[0] -= document.documentElement.scrollLeft;
643 $.datepicker._pos[1] -= document.documentElement.scrollTop;
644 }
645 var offset = {left: $.datepicker._pos[0], top: $.datepicker._pos[1]};
646 $.datepicker._pos = null;
647 //to avoid flashes on Firefox
648 inst.dpDiv.empty();
649 // determine sizing offscreen
650 inst.dpDiv.css({position: 'absolute', display: 'block', top: '-1000px'});
651 $.datepicker._updateDatepicker(inst);
652 // fix width for dynamic number of date pickers
653 // and adjust position before showing
654 offset = $.datepicker._checkOffset(inst, offset, isFixed);
655 inst.dpDiv.css({position: ($.datepicker._inDialog && $.blockUI ?
656 'static' : (isFixed ? 'fixed' : 'absolute')), display: 'none',
657 left: offset.left + 'px', top: offset.top + 'px'});
658 if (!inst.inline) {
659 var showAnim = $.datepicker._get(inst, 'showAnim');
660 var duration = $.datepicker._get(inst, 'duration');
661 var postProcess = function() {
662 var cover = inst.dpDiv.find('iframe.ui-datepicker-cover'); // IE6- only
663 if( !! cover.length ){
664 var borders = $.datepicker._getBorders(inst.dpDiv);
665 cover.css({left: -borders[0], top: -borders[1],
666 width: inst.dpDiv.outerWidth(), height: inst.dpDiv.outerHeight()});
667 }
668 };
669 inst.dpDiv.zIndex($(input).zIndex()+1);
670 $.datepicker._datepickerShowing = true;
671 if ($.effects && $.effects[showAnim])
672 inst.dpDiv.show(showAnim, $.datepicker._get(inst, 'showOptions'), duration, postProcess);
673 else
674 inst.dpDiv[showAnim || 'show']((showAnim ? duration : null), postProcess);
675 if (!showAnim || !duration)
676 postProcess();
677 if (inst.input.is(':visible') && !inst.input.is(':disabled'))
678 inst.input.focus();
679 $.datepicker._curInst = inst;
680 }
681 },
682
683 /* Generate the date picker content. */
684 _updateDatepicker: function(inst) {
685 var self = this;
686 self.maxRows = 4; //Reset the max number of rows being displayed (see #7043)
687 var borders = $.datepicker._getBorders(inst.dpDiv);
688 instActive = inst; // for delegate hover events
689 inst.dpDiv.empty().append(this._generateHTML(inst));
690 var cover = inst.dpDiv.find('iframe.ui-datepicker-cover'); // IE6- only
691 if( !!cover.length ){ //avoid call to outerXXXX() when not in IE6
692 cover.css({left: -borders[0], top: -borders[1], width: inst.dpDiv.outerWidth(), height: inst.dpDiv.outerHeight()})
693 }
694 inst.dpDiv.find('.' + this._dayOverClass + ' a').mouseover();
695 var numMonths = this._getNumberOfMonths(inst);
696 var cols = numMonths[1];
697 var width = 17;
698 inst.dpDiv.removeClass('ui-datepicker-multi-2 ui-datepicker-multi-3 ui-datepicker-multi-4').width('');
699 if (cols > 1)
700 inst.dpDiv.addClass('ui-datepicker-multi-' + cols).css('width', (width * cols) + 'em');
701 inst.dpDiv[(numMonths[0] != 1 || numMonths[1] != 1 ? 'add' : 'remove') +
702 'Class']('ui-datepicker-multi');
703 inst.dpDiv[(this._get(inst, 'isRTL') ? 'add' : 'remove') +
704 'Class']('ui-datepicker-rtl');
705 if (inst == $.datepicker._curInst && $.datepicker._datepickerShowing && inst.input &&
706 // #6694 - don't focus the input if it's already focused
707 // this breaks the change event in IE
708 inst.input.is(':visible') && !inst.input.is(':disabled') && inst.input[0] != document.activeElement)
709 inst.input.focus();
710 // deffered render of the years select (to avoid flashes on Firefox)
711 if( inst.yearshtml ){
712 var origyearshtml = inst.yearshtml;
713 setTimeout(function(){
714 //assure that inst.yearshtml didn't change.
715 if( origyearshtml === inst.yearshtml && inst.yearshtml ){
716 inst.dpDiv.find('select.ui-datepicker-year:first').replaceWith(inst.yearshtml);
717 }
718 origyearshtml = inst.yearshtml = null;
719 }, 0);
720 }
721 },
722
723 /* Retrieve the size of left and top borders for an element.
724 @param elem (jQuery object) the element of interest
725 @return (number[2]) the left and top borders */
726 _getBorders: function(elem) {
727 var convert = function(value) {
728 return {thin: 1, medium: 2, thick: 3}[value] || value;
729 };
730 return [parseFloat(convert(elem.css('border-left-width'))),
731 parseFloat(convert(elem.css('border-top-width')))];
732 },
733
734 /* Check positioning to remain on screen. */
735 _checkOffset: function(inst, offset, isFixed) {
736 var dpWidth = inst.dpDiv.outerWidth();
737 var dpHeight = inst.dpDiv.outerHeight();
738 var inputWidth = inst.input ? inst.input.outerWidth() : 0;
739 var inputHeight = inst.input ? inst.input.outerHeight() : 0;
740 var viewWidth = document.documentElement.clientWidth + $(document).scrollLeft();
741 var viewHeight = document.documentElement.clientHeight + $(document).scrollTop();
742
743 offset.left -= (this._get(inst, 'isRTL') ? (dpWidth - inputWidth) : 0);
744 offset.left -= (isFixed && offset.left == inst.input.offset().left) ? $(document).scrollLeft() : 0;
745 offset.top -= (isFixed && offset.top == (inst.input.offset().top + inputHeight)) ? $(document).scrollTop() : 0;
746
747 // now check if datepicker is showing outside window viewport - move to a better place if so.
748 offset.left -= Math.min(offset.left, (offset.left + dpWidth > viewWidth && viewWidth > dpWidth) ?
749 Math.abs(offset.left + dpWidth - viewWidth) : 0);
750 offset.top -= Math.min(offset.top, (offset.top + dpHeight > viewHeight && viewHeight > dpHeight) ?
751 Math.abs(dpHeight + inputHeight) : 0);
752
753 return offset;
754 },
755
756 /* Find an object's position on the screen. */
757 _findPos: function(obj) {
758 var inst = this._getInst(obj);
759 var isRTL = this._get(inst, 'isRTL');
760 while (obj && (obj.type == 'hidden' || obj.nodeType != 1 || $.expr.filters.hidden(obj))) {
761 obj = obj[isRTL ? 'previousSibling' : 'nextSibling'];
762 }
763 var position = $(obj).offset();
764 return [position.left, position.top];
765 },
766
767 /* Trigger custom callback of onClose. */
768 _triggerOnClose: function(inst) {
769 var onClose = this._get(inst, 'onClose');
770 if (onClose)
771 onClose.apply((inst.input ? inst.input[0] : null),
772 [(inst.input ? inst.input.val() : ''), inst]);
773 },
774
775 /* Hide the date picker from view.
776 @param input element - the input field attached to the date picker */
777 _hideDatepicker: function(input) {
778 var inst = this._curInst;
779 if (!inst || (input && inst != $.data(input, PROP_NAME)))
780 return;
781 if (this._datepickerShowing) {
782 var showAnim = this._get(inst, 'showAnim');
783 var duration = this._get(inst, 'duration');
784 var postProcess = function() {
785 $.datepicker._tidyDialog(inst);
786 this._curInst = null;
787 };
788 if ($.effects && $.effects[showAnim])
789 inst.dpDiv.hide(showAnim, $.datepicker._get(inst, 'showOptions'), duration, postProcess);
790 else
791 inst.dpDiv[(showAnim == 'slideDown' ? 'slideUp' :
792 (showAnim == 'fadeIn' ? 'fadeOut' : 'hide'))]((showAnim ? duration : null), postProcess);
793 if (!showAnim)
794 postProcess();
795 $.datepicker._triggerOnClose(inst);
796 this._datepickerShowing = false;
797 this._lastInput = null;
798 if (this._inDialog) {
799 this._dialogInput.css({ position: 'absolute', left: '0', top: '-100px' });
800 if ($.blockUI) {
801 $.unblockUI();
802 $('body').append(this.dpDiv);
803 }
804 }
805 this._inDialog = false;
806 }
807 },
808
809 /* Tidy up after a dialog display. */
810 _tidyDialog: function(inst) {
811 inst.dpDiv.removeClass(this._dialogClass).unbind('.ui-datepicker-calendar');
812 },
813
814 /* Close date picker if clicked elsewhere. */
815 _checkExternalClick: function(event) {
816 if (!$.datepicker._curInst)
817 return;
818 var $target = $(event.target);
819 if ($target[0].id != $.datepicker._mainDivId &&
820 $target.parents('#' + $.datepicker._mainDivId).length == 0 &&
821 !$target.hasClass($.datepicker.markerClassName) &&
822 !$target.hasClass($.datepicker._triggerClass) &&
823 $.datepicker._datepickerShowing && !($.datepicker._inDialog && $.blockUI))
824 $.datepicker._hideDatepicker();
825 },
826
827 /* Adjust one of the date sub-fields. */
828 _adjustDate: function(id, offset, period) {
829 var target = $(id);
830 var inst = this._getInst(target[0]);
831 if (this._isDisabledDatepicker(target[0])) {
832 return;
833 }
834 this._adjustInstDate(inst, offset +
835 (period == 'M' ? this._get(inst, 'showCurrentAtPos') : 0), // undo positioning
836 period);
837 this._updateDatepicker(inst);
838 },
839
840 /* Action for current link. */
841 _gotoToday: function(id) {
842 var target = $(id);
843 var inst = this._getInst(target[0]);
844 if (this._get(inst, 'gotoCurrent') && inst.currentDay) {
845 inst.selectedDay = inst.currentDay;
846 inst.drawMonth = inst.selectedMonth = inst.currentMonth;
847 inst.drawYear = inst.selectedYear = inst.currentYear;
848 }
849 else {
850 var date = new Date();
851 inst.selectedDay = date.getDate();
852 inst.drawMonth = inst.selectedMonth = date.getMonth();
853 inst.drawYear = inst.selectedYear = date.getFullYear();
854 }
855 this._notifyChange(inst);
856 this._adjustDate(target);
857 },
858
859 /* Action for selecting a new month/year. */
860 _selectMonthYear: function(id, select, period) {
861 var target = $(id);
862 var inst = this._getInst(target[0]);
863 inst._selectingMonthYear = false;
864 inst['selected' + (period == 'M' ? 'Month' : 'Year')] =
865 inst['draw' + (period == 'M' ? 'Month' : 'Year')] =
866 parseInt(select.options[select.selectedIndex].value,10);
867 this._notifyChange(inst);
868 this._adjustDate(target);
869 },
870
871 /* Restore input focus after not changing month/year. */
872 _clickMonthYear: function(id) {
873 var target = $(id);
874 var inst = this._getInst(target[0]);
875 if (inst.input && inst._selectingMonthYear) {
876 setTimeout(function() {
877 inst.input.focus();
878 }, 0);
879 }
880 inst._selectingMonthYear = !inst._selectingMonthYear;
881 },
882
883 /* Action for selecting a day. */
884 _selectDay: function(id, month, year, td) {
885 var target = $(id);
886 if ($(td).hasClass(this._unselectableClass) || this._isDisabledDatepicker(target[0])) {
887 return;
888 }
889 var inst = this._getInst(target[0]);
890 inst.selectedDay = inst.currentDay = $('a', td).html();
891 inst.selectedMonth = inst.currentMonth = month;
892 inst.selectedYear = inst.currentYear = year;
893 this._selectDate(id, this._formatDate(inst,
894 inst.currentDay, inst.currentMonth, inst.currentYear));
895 },
896
897 /* Erase the input field and hide the date picker. */
898 _clearDate: function(id) {
899 var target = $(id);
900 var inst = this._getInst(target[0]);
901 this._selectDate(target, '');
902 },
903
904 /* Update the input field with the selected date. */
905 _selectDate: function(id, dateStr) {
906 var target = $(id);
907 var inst = this._getInst(target[0]);
908 dateStr = (dateStr != null ? dateStr : this._formatDate(inst));
909 if (inst.input)
910 inst.input.val(dateStr);
911 this._updateAlternate(inst);
912 var onSelect = this._get(inst, 'onSelect');
913 if (onSelect)
914 onSelect.apply((inst.input ? inst.input[0] : null), [dateStr, inst]); // trigger custom callback
915 else if (inst.input)
916 inst.input.trigger('change'); // fire the change event
917 if (inst.inline)
918 this._updateDatepicker(inst);
919 else {
920 this._hideDatepicker();
921 this._lastInput = inst.input[0];
922 if (typeof(inst.input[0]) != 'object')
923 inst.input.focus(); // restore focus
924 this._lastInput = null;
925 }
926 },
927
928 /* Update any alternate field to synchronise with the main field. */
929 _updateAlternate: function(inst) {
930 var altField = this._get(inst, 'altField');
931 if (altField) { // update alternate field too
932 var altFormat = this._get(inst, 'altFormat') || this._get(inst, 'dateFormat');
933 var date = this._getDate(inst);
934 var dateStr = this.formatDate(altFormat, date, this._getFormatConfig(inst));
935 $(altField).each(function() { $(this).val(dateStr); });
936 }
937 },
938
939 /* Set as beforeShowDay function to prevent selection of weekends.
940 @param date Date - the date to customise
941 @return [boolean, string] - is this date selectable?, what is its CSS class? */
942 noWeekends: function(date) {
943 var day = date.getDay();
944 return [(day > 0 && day < 6), ''];
945 },
946
947 /* Set as calculateWeek to determine the week of the year based on the ISO 8601 definition.
948 @param date Date - the date to get the week for
949 @return number - the number of the week within the year that contains this date */
950 iso8601Week: function(date) {
951 var checkDate = new Date(date.getTime());
952 // Find Thursday of this week starting on Monday
953 checkDate.setDate(checkDate.getDate() + 4 - (checkDate.getDay() || 7));
954 var time = checkDate.getTime();
955 checkDate.setMonth(0); // Compare with Jan 1
956 checkDate.setDate(1);
957 return Math.floor(Math.round((time - checkDate) / 86400000) / 7) + 1;
958 },
959
960 /* Parse a string value into a date object.
961 See formatDate below for the possible formats.
962
963 @param format string - the expected format of the date
964 @param value string - the date in the above format
965 @param settings Object - attributes include:
966 shortYearCutoff number - the cutoff year for determining the century (optional)
967 dayNamesShort string[7] - abbreviated names of the days from Sunday (optional)
968 dayNames string[7] - names of the days from Sunday (optional)
969 monthNamesShort string[12] - abbreviated names of the months (optional)
970 monthNames string[12] - names of the months (optional)
971 @return Date - the extracted date value or null if value is blank */
972 parseDate: function (format, value, settings) {
973 if (format == null || value == null)
974 throw 'Invalid arguments';
975 value = (typeof value == 'object' ? value.toString() : value + '');
976 if (value == '')
977 return null;
978 var shortYearCutoff = (settings ? settings.shortYearCutoff : null) || this._defaults.shortYearCutoff;
979 shortYearCutoff = (typeof shortYearCutoff != 'string' ? shortYearCutoff :
980 new Date().getFullYear() % 100 + parseInt(shortYearCutoff, 10));
981 var dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort;
982 var dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames;
983 var monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort;
984 var monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames;
985 var year = -1;
986 var month = -1;
987 var day = -1;
988 var doy = -1;
989 var literal = false;
990 // Check whether a format character is doubled
991 var lookAhead = function(match) {
992 var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
993 if (matches)
994 iFormat++;
995 return matches;
996 };
997 // Extract a number from the string value
998 var getNumber = function(match) {
999 var isDoubled = lookAhead(match);
1000 var size = (match == '@' ? 14 : (match == '!' ? 20 :
1001 (match == 'y' && isDoubled ? 4 : (match == 'o' ? 3 : 2))));
1002 var digits = new RegExp('^\\d{1,' + size + '}');
1003 var num = value.substring(iValue).match(digits);
1004 if (!num)
1005 throw 'Missing number at position ' + iValue;
1006 iValue += num[0].length;
1007 return parseInt(num[0], 10);
1008 };
1009 // Extract a name from the string value and convert to an index
1010 var getName = function(match, shortNames, longNames) {
1011 var names = $.map(lookAhead(match) ? longNames : shortNames, function (v, k) {
1012 return [ [k, v] ];
1013 }).sort(function (a, b) {
1014 return -(a[1].length - b[1].length);
1015 });
1016 var index = -1;
1017 $.each(names, function (i, pair) {
1018 var name = pair[1];
1019 if (value.substr(iValue, name.length).toLowerCase() == name.toLowerCase()) {
1020 index = pair[0];
1021 iValue += name.length;
1022 return false;
1023 }
1024 });
1025 if (index != -1)
1026 return index + 1;
1027 else
1028 throw 'Unknown name at position ' + iValue;
1029 };
1030 // Confirm that a literal character matches the string value
1031 var checkLiteral = function() {
1032 if (value.charAt(iValue) != format.charAt(iFormat))
1033 throw 'Unexpected literal at position ' + iValue;
1034 iValue++;
1035 };
1036 var iValue = 0;
1037 for (var iFormat = 0; iFormat < format.length; iFormat++) {
1038 if (literal)
1039 if (format.charAt(iFormat) == "'" && !lookAhead("'"))
1040 literal = false;
1041 else
1042 checkLiteral();
1043 else
1044 switch (format.charAt(iFormat)) {
1045 case 'd':
1046 day = getNumber('d');
1047 break;
1048 case 'D':
1049 getName('D', dayNamesShort, dayNames);
1050 break;
1051 case 'o':
1052 doy = getNumber('o');
1053 break;
1054 case 'm':
1055 month = getNumber('m');
1056 break;
1057 case 'M':
1058 month = getName('M', monthNamesShort, monthNames);
1059 break;
1060 case 'y':
1061 year = getNumber('y');
1062 break;
1063 case '@':
1064 var date = new Date(getNumber('@'));
1065 year = date.getFullYear();
1066 month = date.getMonth() + 1;
1067 day = date.getDate();
1068 break;
1069 case '!':
1070 var date = new Date((getNumber('!') - this._ticksTo1970) / 10000);
1071 year = date.getFullYear();
1072 month = date.getMonth() + 1;
1073 day = date.getDate();
1074 break;
1075 case "'":
1076 if (lookAhead("'"))
1077 checkLiteral();
1078 else
1079 literal = true;
1080 break;
1081 default:
1082 checkLiteral();
1083 }
1084 }
1085 if (iValue < value.length){
1086 throw "Extra/unparsed characters found in date: " + value.substring(iValue);
1087 }
1088 if (year == -1)
1089 year = new Date().getFullYear();
1090 else if (year < 100)
1091 year += new Date().getFullYear() - new Date().getFullYear() % 100 +
1092 (year <= shortYearCutoff ? 0 : -100);
1093 if (doy > -1) {
1094 month = 1;
1095 day = doy;
1096 do {
1097 var dim = this._getDaysInMonth(year, month - 1);
1098 if (day <= dim)
1099 break;
1100 month++;
1101 day -= dim;
1102 } while (true);
1103 }
1104 var date = this._daylightSavingAdjust(new Date(year, month - 1, day));
1105 if (date.getFullYear() != year || date.getMonth() + 1 != month || date.getDate() != day)
1106 throw 'Invalid date'; // E.g. 31/02/00
1107 return date;
1108 },
1109
1110 /* Standard date formats. */
1111 ATOM: 'yy-mm-dd', // RFC 3339 (ISO 8601)
1112 COOKIE: 'D, dd M yy',
1113 ISO_8601: 'yy-mm-dd',
1114 RFC_822: 'D, d M y',
1115 RFC_850: 'DD, dd-M-y',
1116 RFC_1036: 'D, d M y',
1117 RFC_1123: 'D, d M yy',
1118 RFC_2822: 'D, d M yy',
1119 RSS: 'D, d M y', // RFC 822
1120 TICKS: '!',
1121 TIMESTAMP: '@',
1122 W3C: 'yy-mm-dd', // ISO 8601
1123
1124 _ticksTo1970: (((1970 - 1) * 365 + Math.floor(1970 / 4) - Math.floor(1970 / 100) +
1125 Math.floor(1970 / 400)) * 24 * 60 * 60 * 10000000),
1126
1127 /* Format a date object into a string value.
1128 The format can be combinations of the following:
1129 d - day of month (no leading zero)
1130 dd - day of month (two digit)
1131 o - day of year (no leading zeros)
1132 oo - day of year (three digit)
1133 D - day name short
1134 DD - day name long
1135 m - month of year (no leading zero)
1136 mm - month of year (two digit)
1137 M - month name short
1138 MM - month name long
1139 y - year (two digit)
1140 yy - year (four digit)
1141 @ - Unix timestamp (ms since 01/01/1970)
1142 ! - Windows ticks (100ns since 01/01/0001)
1143 '...' - literal text
1144 '' - single quote
1145
1146 @param format string - the desired format of the date
1147 @param date Date - the date value to format
1148 @param settings Object - attributes include:
1149 dayNamesShort string[7] - abbreviated names of the days from Sunday (optional)
1150 dayNames string[7] - names of the days from Sunday (optional)
1151 monthNamesShort string[12] - abbreviated names of the months (optional)
1152 monthNames string[12] - names of the months (optional)
1153 @return string - the date in the above format */
1154 formatDate: function (format, date, settings) {
1155 if (!date)
1156 return '';
1157 var dayNamesShort = (settings ? settings.dayNamesShort : null) || this._defaults.dayNamesShort;
1158 var dayNames = (settings ? settings.dayNames : null) || this._defaults.dayNames;
1159 var monthNamesShort = (settings ? settings.monthNamesShort : null) || this._defaults.monthNamesShort;
1160 var monthNames = (settings ? settings.monthNames : null) || this._defaults.monthNames;
1161 // Check whether a format character is doubled
1162 var lookAhead = function(match) {
1163 var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
1164 if (matches)
1165 iFormat++;
1166 return matches;
1167 };
1168 // Format a number, with leading zero if necessary
1169 var formatNumber = function(match, value, len) {
1170 var num = '' + value;
1171 if (lookAhead(match))
1172 while (num.length < len)
1173 num = '0' + num;
1174 return num;
1175 };
1176 // Format a name, short or long as requested
1177 var formatName = function(match, value, shortNames, longNames) {
1178 return (lookAhead(match) ? longNames[value] : shortNames[value]);
1179 };
1180 var output = '';
1181 var literal = false;
1182 if (date)
1183 for (var iFormat = 0; iFormat < format.length; iFormat++) {
1184 if (literal)
1185 if (format.charAt(iFormat) == "'" && !lookAhead("'"))
1186 literal = false;
1187 else
1188 output += format.charAt(iFormat);
1189 else
1190 switch (format.charAt(iFormat)) {
1191 case 'd':
1192 output += formatNumber('d', date.getDate(), 2);
1193 break;
1194 case 'D':
1195 output += formatName('D', date.getDay(), dayNamesShort, dayNames);
1196 break;
1197 case 'o':
1198 output += formatNumber('o',
1199 Math.round((new Date(date.getFullYear(), date.getMonth(), date.getDate()).getTime() - new Date(date.getFullYear(), 0, 0).getTime()) / 86400000), 3);
1200 break;
1201 case 'm':
1202 output += formatNumber('m', date.getMonth() + 1, 2);
1203 break;
1204 case 'M':
1205 output += formatName('M', date.getMonth(), monthNamesShort, monthNames);
1206 break;
1207 case 'y':
1208 output += (lookAhead('y') ? date.getFullYear() :
1209 (date.getYear() % 100 < 10 ? '0' : '') + date.getYear() % 100);
1210 break;
1211 case '@':
1212 output += date.getTime();
1213 break;
1214 case '!':
1215 output += date.getTime() * 10000 + this._ticksTo1970;
1216 break;
1217 case "'":
1218 if (lookAhead("'"))
1219 output += "'";
1220 else
1221 literal = true;
1222 break;
1223 default:
1224 output += format.charAt(iFormat);
1225 }
1226 }
1227 return output;
1228 },
1229
1230 /* Extract all possible characters from the date format. */
1231 _possibleChars: function (format) {
1232 var chars = '';
1233 var literal = false;
1234 // Check whether a format character is doubled
1235 var lookAhead = function(match) {
1236 var matches = (iFormat + 1 < format.length && format.charAt(iFormat + 1) == match);
1237 if (matches)
1238 iFormat++;
1239 return matches;
1240 };
1241 for (var iFormat = 0; iFormat < format.length; iFormat++)
1242 if (literal)
1243 if (format.charAt(iFormat) == "'" && !lookAhead("'"))
1244 literal = false;
1245 else
1246 chars += format.charAt(iFormat);
1247 else
1248 switch (format.charAt(iFormat)) {
1249 case 'd': case 'm': case 'y': case '@':
1250 chars += '0123456789';
1251 break;
1252 case 'D': case 'M':
1253 return null; // Accept anything
1254 case "'":
1255 if (lookAhead("'"))
1256 chars += "'";
1257 else
1258 literal = true;
1259 break;
1260 default:
1261 chars += format.charAt(iFormat);
1262 }
1263 return chars;
1264 },
1265
1266 /* Get a setting value, defaulting if necessary. */
1267 _get: function(inst, name) {
1268 return inst.settings[name] !== undefined ?
1269 inst.settings[name] : this._defaults[name];
1270 },
1271
1272 /* Parse existing date and initialise date picker. */
1273 _setDateFromField: function(inst, noDefault) {
1274 if (inst.input.val() == inst.lastVal) {
1275 return;
1276 }
1277 var dateFormat = this._get(inst, 'dateFormat');
1278 var dates = inst.lastVal = inst.input ? inst.input.val() : null;
1279 var date, defaultDate;
1280 date = defaultDate = this._getDefaultDate(inst);
1281 var settings = this._getFormatConfig(inst);
1282 try {
1283 date = this.parseDate(dateFormat, dates, settings) || defaultDate;
1284 } catch (event) {
1285 this.log(event);
1286 dates = (noDefault ? '' : dates);
1287 }
1288 inst.selectedDay = date.getDate();
1289 inst.drawMonth = inst.selectedMonth = date.getMonth();
1290 inst.drawYear = inst.selectedYear = date.getFullYear();
1291 inst.currentDay = (dates ? date.getDate() : 0);
1292 inst.currentMonth = (dates ? date.getMonth() : 0);
1293 inst.currentYear = (dates ? date.getFullYear() : 0);
1294 this._adjustInstDate(inst);
1295 },
1296
1297 /* Retrieve the default date shown on opening. */
1298 _getDefaultDate: function(inst) {
1299 return this._restrictMinMax(inst,
1300 this._determineDate(inst, this._get(inst, 'defaultDate'), new Date()));
1301 },
1302
1303 /* A date may be specified as an exact value or a relative one. */
1304 _determineDate: function(inst, date, defaultDate) {
1305 var offsetNumeric = function(offset) {
1306 var date = new Date();
1307 date.setDate(date.getDate() + offset);
1308 return date;
1309 };
1310 var offsetString = function(offset) {
1311 try {
1312 return $.datepicker.parseDate($.datepicker._get(inst, 'dateFormat'),
1313 offset, $.datepicker._getFormatConfig(inst));
1314 }
1315 catch (e) {
1316 // Ignore
1317 }
1318 var date = (offset.toLowerCase().match(/^c/) ?
1319 $.datepicker._getDate(inst) : null) || new Date();
1320 var year = date.getFullYear();
1321 var month = date.getMonth();
1322 var day = date.getDate();
1323 var pattern = /([+-]?[0-9]+)\s*(d|D|w|W|m|M|y|Y)?/g;
1324 var matches = pattern.exec(offset);
1325 while (matches) {
1326 switch (matches[2] || 'd') {
1327 case 'd' : case 'D' :
1328 day += parseInt(matches[1],10); break;
1329 case 'w' : case 'W' :
1330 day += parseInt(matches[1],10) * 7; break;
1331 case 'm' : case 'M' :
1332 month += parseInt(matches[1],10);
1333 day = Math.min(day, $.datepicker._getDaysInMonth(year, month));
1334 break;
1335 case 'y': case 'Y' :
1336 year += parseInt(matches[1],10);
1337 day = Math.min(day, $.datepicker._getDaysInMonth(year, month));
1338 break;
1339 }
1340 matches = pattern.exec(offset);
1341 }
1342 return new Date(year, month, day);
1343 };
1344 var newDate = (date == null || date === '' ? defaultDate : (typeof date == 'string' ? offsetString(date) :
1345 (typeof date == 'number' ? (isNaN(date) ? defaultDate : offsetNumeric(date)) : new Date(date.getTime()))));
1346 newDate = (newDate && newDate.toString() == 'Invalid Date' ? defaultDate : newDate);
1347 if (newDate) {
1348 newDate.setHours(0);
1349 newDate.setMinutes(0);
1350 newDate.setSeconds(0);
1351 newDate.setMilliseconds(0);
1352 }
1353 return this._daylightSavingAdjust(newDate);
1354 },
1355
1356 /* Handle switch to/from daylight saving.
1357 Hours may be non-zero on daylight saving cut-over:
1358 > 12 when midnight changeover, but then cannot generate
1359 midnight datetime, so jump to 1AM, otherwise reset.
1360 @param date (Date) the date to check
1361 @return (Date) the corrected date */
1362 _daylightSavingAdjust: function(date) {
1363 if (!date) return null;
1364 date.setHours(date.getHours() > 12 ? date.getHours() + 2 : 0);
1365 return date;
1366 },
1367
1368 /* Set the date(s) directly. */
1369 _setDate: function(inst, date, noChange) {
1370 var clear = !date;
1371 var origMonth = inst.selectedMonth;
1372 var origYear = inst.selectedYear;
1373 var newDate = this._restrictMinMax(inst, this._determineDate(inst, date, new Date()));
1374 inst.selectedDay = inst.currentDay = newDate.getDate();
1375 inst.drawMonth = inst.selectedMonth = inst.currentMonth = newDate.getMonth();
1376 inst.drawYear = inst.selectedYear = inst.currentYear = newDate.getFullYear();
1377 if ((origMonth != inst.selectedMonth || origYear != inst.selectedYear) && !noChange)
1378 this._notifyChange(inst);
1379 this._adjustInstDate(inst);
1380 if (inst.input) {
1381 inst.input.val(clear ? '' : this._formatDate(inst));
1382 }
1383 },
1384
1385 /* Retrieve the date(s) directly. */
1386 _getDate: function(inst) {
1387 var startDate = (!inst.currentYear || (inst.input && inst.input.val() == '') ? null :
1388 this._daylightSavingAdjust(new Date(
1389 inst.currentYear, inst.currentMonth, inst.currentDay)));
1390 return startDate;
1391 },
1392
1393 /* Generate the HTML for the current state of the date picker. */
1394 _generateHTML: function(inst) {
1395 var today = new Date();
1396 today = this._daylightSavingAdjust(
1397 new Date(today.getFullYear(), today.getMonth(), today.getDate())); // clear time
1398 var isRTL = this._get(inst, 'isRTL');
1399 var showButtonPanel = this._get(inst, 'showButtonPanel');
1400 var hideIfNoPrevNext = this._get(inst, 'hideIfNoPrevNext');
1401 var navigationAsDateFormat = this._get(inst, 'navigationAsDateFormat');
1402 var numMonths = this._getNumberOfMonths(inst);
1403 var showCurrentAtPos = this._get(inst, 'showCurrentAtPos');
1404 var stepMonths = this._get(inst, 'stepMonths');
1405 var isMultiMonth = (numMonths[0] != 1 || numMonths[1] != 1);
1406 var currentDate = this._daylightSavingAdjust((!inst.currentDay ? new Date(9999, 9, 9) :
1407 new Date(inst.currentYear, inst.currentMonth, inst.currentDay)));
1408 var minDate = this._getMinMaxDate(inst, 'min');
1409 var maxDate = this._getMinMaxDate(inst, 'max');
1410 var drawMonth = inst.drawMonth - showCurrentAtPos;
1411 var drawYear = inst.drawYear;
1412 if (drawMonth < 0) {
1413 drawMonth += 12;
1414 drawYear--;
1415 }
1416 if (maxDate) {
1417 var maxDraw = this._daylightSavingAdjust(new Date(maxDate.getFullYear(),
1418 maxDate.getMonth() - (numMonths[0] * numMonths[1]) + 1, maxDate.getDate()));
1419 maxDraw = (minDate && maxDraw < minDate ? minDate : maxDraw);
1420 while (this._daylightSavingAdjust(new Date(drawYear, drawMonth, 1)) > maxDraw) {
1421 drawMonth--;
1422 if (drawMonth < 0) {
1423 drawMonth = 11;
1424 drawYear--;
1425 }
1426 }
1427 }
1428 inst.drawMonth = drawMonth;
1429 inst.drawYear = drawYear;
1430 var prevText = this._get(inst, 'prevText');
1431 prevText = (!navigationAsDateFormat ? prevText : this.formatDate(prevText,
1432 this._daylightSavingAdjust(new Date(drawYear, drawMonth - stepMonths, 1)),
1433 this._getFormatConfig(inst)));
1434 var prev = (this._canAdjustMonth(inst, -1, drawYear, drawMonth) ?
1435 '<a class="ui-datepicker-prev ui-corner-all" onclick="DP_jQuery_' + dpuuid +
1436 '.datepicker._adjustDate(\'#' + inst.id + '\', -' + stepMonths + ', \'M\');"' +
1437 ' title="' + prevText + '"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL ? 'e' : 'w') + '">' + prevText + '</span></a>' :
1438 (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>'));
1439 var nextText = this._get(inst, 'nextText');
1440 nextText = (!navigationAsDateFormat ? nextText : this.formatDate(nextText,
1441 this._daylightSavingAdjust(new Date(drawYear, drawMonth + stepMonths, 1)),
1442 this._getFormatConfig(inst)));
1443 var next = (this._canAdjustMonth(inst, +1, drawYear, drawMonth) ?
1444 '<a class="ui-datepicker-next ui-corner-all" onclick="DP_jQuery_' + dpuuid +
1445 '.datepicker._adjustDate(\'#' + inst.id + '\', +' + stepMonths + ', \'M\');"' +
1446 ' title="' + nextText + '"><span class="ui-icon ui-icon-circle-triangle-' + ( isRTL ? 'w' : 'e') + '">' + nextText + '</span></a>' :
1447 (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>'));
1448 var currentText = this._get(inst, 'currentText');
1449 var gotoDate = (this._get(inst, 'gotoCurrent') && inst.currentDay ? currentDate : today);
1450 currentText = (!navigationAsDateFormat ? currentText :
1451 this.formatDate(currentText, gotoDate, this._getFormatConfig(inst)));
1452 var controls = (!inst.inline ? '<button type="button" class="ui-datepicker-close ui-state-default ui-priority-primary ui-corner-all" onclick="DP_jQuery_' + dpuuid +
1453 '.datepicker._hideDatepicker();">' + this._get(inst, 'closeText') + '</button>' : '');
1454 var buttonPanel = (showButtonPanel) ? '<div class="ui-datepicker-buttonpane ui-widget-content">' + (isRTL ? controls : '') +
1455 (this._isInRange(inst, gotoDate) ? '<button type="button" class="ui-datepicker-current ui-state-default ui-priority-secondary ui-corner-all" onclick="DP_jQuery_' + dpuuid +
1456 '.datepicker._gotoToday(\'#' + inst.id + '\');"' +
1457 '>' + currentText + '</button>' : '') + (isRTL ? '' : controls) + '</div>' : '';
1458 var firstDay = parseInt(this._get(inst, 'firstDay'),10);
1459 firstDay = (isNaN(firstDay) ? 0 : firstDay);
1460 var showWeek = this._get(inst, 'showWeek');
1461 var dayNames = this._get(inst, 'dayNames');
1462 var dayNamesShort = this._get(inst, 'dayNamesShort');
1463 var dayNamesMin = this._get(inst, 'dayNamesMin');
1464 var monthNames = this._get(inst, 'monthNames');
1465 var monthNamesShort = this._get(inst, 'monthNamesShort');
1466 var beforeShowDay = this._get(inst, 'beforeShowDay');
1467 var showOtherMonths = this._get(inst, 'showOtherMonths');
1468 var selectOtherMonths = this._get(inst, 'selectOtherMonths');
1469 var calculateWeek = this._get(inst, 'calculateWeek') || this.iso8601Week;
1470 var defaultDate = this._getDefaultDate(inst);
1471 var html = '';
1472 for (var row = 0; row < numMonths[0]; row++) {
1473 var group = '';
1474 this.maxRows = 4;
1475 for (var col = 0; col < numMonths[1]; col++) {
1476 var selectedDate = this._daylightSavingAdjust(new Date(drawYear, drawMonth, inst.selectedDay));
1477 var cornerClass = ' ui-corner-all';
1478 var calender = '';
1479 if (isMultiMonth) {
1480 calender += '<div class="ui-datepicker-group';
1481 if (numMonths[1] > 1)
1482 switch (col) {
1483 case 0: calender += ' ui-datepicker-group-first';
1484 cornerClass = ' ui-corner-' + (isRTL ? 'right' : 'left'); break;
1485 case numMonths[1]-1: calender += ' ui-datepicker-group-last';
1486 cornerClass = ' ui-corner-' + (isRTL ? 'left' : 'right'); break;
1487 default: calender += ' ui-datepicker-group-middle'; cornerClass = ''; break;
1488 }
1489 calender += '">';
1490 }
1491 calender += '<div class="ui-datepicker-header ui-widget-header ui-helper-clearfix' + cornerClass + '">' +
1492 (/all|left/.test(cornerClass) && row == 0 ? (isRTL ? next : prev) : '') +
1493 (/all|right/.test(cornerClass) && row == 0 ? (isRTL ? prev : next) : '') +
1494 this._generateMonthYearHeader(inst, drawMonth, drawYear, minDate, maxDate,
1495 row > 0 || col > 0, monthNames, monthNamesShort) + // draw month headers
1496 '</div><table class="ui-datepicker-calendar"><thead>' +
1497 '<tr>';
1498 var thead = (showWeek ? '<th class="ui-datepicker-week-col">' + this._get(inst, 'weekHeader') + '</th>' : '');
1499 for (var dow = 0; dow < 7; dow++) { // days of the week
1500 var day = (dow + firstDay) % 7;
1501 thead += '<th' + ((dow + firstDay + 6) % 7 >= 5 ? ' class="ui-datepicker-week-end"' : '') + '>' +
1502 '<span title="' + dayNames[day] + '">' + dayNamesMin[day] + '</span></th>';
1503 }
1504 calender += thead + '</tr></thead><tbody>';
1505 var daysInMonth = this._getDaysInMonth(drawYear, drawMonth);
1506 if (drawYear == inst.selectedYear && drawMonth == inst.selectedMonth)
1507 inst.selectedDay = Math.min(inst.selectedDay, daysInMonth);
1508 var leadDays = (this._getFirstDayOfMonth(drawYear, drawMonth) - firstDay + 7) % 7;
1509 var curRows = Math.ceil((leadDays + daysInMonth) / 7); // calculate the number of rows to generate
1510 var numRows = (isMultiMonth ? this.maxRows > curRows ? this.maxRows : curRows : curRows); //If multiple months, use the higher number of rows (see #7043)
1511 this.maxRows = numRows;
1512 var printDate = this._daylightSavingAdjust(new Date(drawYear, drawMonth, 1 - leadDays));
1513 for (var dRow = 0; dRow < numRows; dRow++) { // create date picker rows
1514 calender += '<tr>';
1515 var tbody = (!showWeek ? '' : '<td class="ui-datepicker-week-col">' +
1516 this._get(inst, 'calculateWeek')(printDate) + '</td>');
1517 for (var dow = 0; dow < 7; dow++) { // create date picker days
1518 var daySettings = (beforeShowDay ?
1519 beforeShowDay.apply((inst.input ? inst.input[0] : null), [printDate]) : [true, '']);
1520 var otherMonth = (printDate.getMonth() != drawMonth);
1521 var unselectable = (otherMonth && !selectOtherMonths) || !daySettings[0] ||
1522 (minDate && printDate < minDate) || (maxDate && printDate > maxDate);
1523 tbody += '<td class="' +
1524 ((dow + firstDay + 6) % 7 >= 5 ? ' ui-datepicker-week-end' : '') + // highlight weekends
1525 (otherMonth ? ' ui-datepicker-other-month' : '') + // highlight days from other months
1526 ((printDate.getTime() == selectedDate.getTime() && drawMonth == inst.selectedMonth && inst._keyEvent) || // user pressed key
1527 (defaultDate.getTime() == printDate.getTime() && defaultDate.getTime() == selectedDate.getTime()) ?
1528 // or defaultDate is current printedDate and defaultDate is selectedDate
1529 ' ' + this._dayOverClass : '') + // highlight selected day
1530 (unselectable ? ' ' + this._unselectableClass + ' ui-state-disabled': '') + // highlight unselectable days
1531 (otherMonth && !showOtherMonths ? '' : ' ' + daySettings[1] + // highlight custom dates
1532 (printDate.getTime() == currentDate.getTime() ? ' ' + this._currentClass : '') + // highlight selected day
1533 (printDate.getTime() == today.getTime() ? ' ui-datepicker-today' : '')) + '"' + // highlight today (if different)
1534 ((!otherMonth || showOtherMonths) && daySettings[2] ? ' title="' + daySettings[2] + '"' : '') + // cell title
1535 (unselectable ? '' : ' onclick="DP_jQuery_' + dpuuid + '.datepicker._selectDay(\'#' +
1536 inst.id + '\',' + printDate.getMonth() + ',' + printDate.getFullYear() + ', this);return false;"') + '>' + // actions
1537 (otherMonth && !showOtherMonths ? '&#xa0;' : // display for other months
1538 (unselectable ? '<span class="ui-state-default">' + printDate.getDate() + '</span>' : '<a class="ui-state-default' +
1539 (printDate.getTime() == today.getTime() ? ' ui-state-highlight' : '') +
1540 (printDate.getTime() == currentDate.getTime() ? ' ui-state-active' : '') + // highlight selected day
1541 (otherMonth ? ' ui-priority-secondary' : '') + // distinguish dates from other months
1542 '" href="#">' + printDate.getDate() + '</a>')) + '</td>'; // display selectable date
1543 printDate.setDate(printDate.getDate() + 1);
1544 printDate = this._daylightSavingAdjust(printDate);
1545 }
1546 calender += tbody + '</tr>';
1547 }
1548 drawMonth++;
1549 if (drawMonth > 11) {
1550 drawMonth = 0;
1551 drawYear++;
1552 }
1553 calender += '</tbody></table>' + (isMultiMonth ? '</div>' +
1554 ((numMonths[0] > 0 && col == numMonths[1]-1) ? '<div class="ui-datepicker-row-break"></div>' : '') : '');
1555 group += calender;
1556 }
1557 html += group;
1558 }
1559 html += buttonPanel + ($.browser.msie && parseInt($.browser.version,10) < 7 && !inst.inline ?
1560 '<iframe src="javascript:false;" class="ui-datepicker-cover" frameborder="0"></iframe>' : '');
1561 inst._keyEvent = false;
1562 return html;
1563 },
1564
1565 /* Generate the month and year header. */
1566 _generateMonthYearHeader: function(inst, drawMonth, drawYear, minDate, maxDate,
1567 secondary, monthNames, monthNamesShort) {
1568 var changeMonth = this._get(inst, 'changeMonth');
1569 var changeYear = this._get(inst, 'changeYear');
1570 var showMonthAfterYear = this._get(inst, 'showMonthAfterYear');
1571 var html = '<div class="ui-datepicker-title">';
1572 var monthHtml = '';
1573 // month selection
1574 if (secondary || !changeMonth)
1575 monthHtml += '<span class="ui-datepicker-month">' + monthNames[drawMonth] + '</span>';
1576 else {
1577 var inMinYear = (minDate && minDate.getFullYear() == drawYear);
1578 var inMaxYear = (maxDate && maxDate.getFullYear() == drawYear);
1579 monthHtml += '<select class="ui-datepicker-month" ' +
1580 'onchange="DP_jQuery_' + dpuuid + '.datepicker._selectMonthYear(\'#' + inst.id + '\', this, \'M\');" ' +
1581 'onclick="DP_jQuery_' + dpuuid + '.datepicker._clickMonthYear(\'#' + inst.id + '\');"' +
1582 '>';
1583 for (var month = 0; month < 12; month++) {
1584 if ((!inMinYear || month >= minDate.getMonth()) &&
1585 (!inMaxYear || month <= maxDate.getMonth()))
1586 monthHtml += '<option value="' + month + '"' +
1587 (month == drawMonth ? ' selected="selected"' : '') +
1588 '>' + monthNamesShort[month] + '</option>';
1589 }
1590 monthHtml += '</select>';
1591 }
1592 if (!showMonthAfterYear)
1593 html += monthHtml + (secondary || !(changeMonth && changeYear) ? '&#xa0;' : '');
1594 // year selection
1595 if ( !inst.yearshtml ) {
1596 inst.yearshtml = '';
1597 if (secondary || !changeYear)
1598 html += '<span class="ui-datepicker-year">' + drawYear + '</span>';
1599 else {
1600 // determine range of years to display
1601 var years = this._get(inst, 'yearRange').split(':');
1602 var thisYear = new Date().getFullYear();
1603 var determineYear = function(value) {
1604 var year = (value.match(/c[+-].*/) ? drawYear + parseInt(value.substring(1), 10) :
1605 (value.match(/[+-].*/) ? thisYear + parseInt(value, 10) :
1606 parseInt(value, 10)));
1607 return (isNaN(year) ? thisYear : year);
1608 };
1609 var year = determineYear(years[0]);
1610 var endYear = Math.max(year, determineYear(years[1] || ''));
1611 year = (minDate ? Math.max(year, minDate.getFullYear()) : year);
1612 endYear = (maxDate ? Math.min(endYear, maxDate.getFullYear()) : endYear);
1613 inst.yearshtml += '<select class="ui-datepicker-year" ' +
1614 'onchange="DP_jQuery_' + dpuuid + '.datepicker._selectMonthYear(\'#' + inst.id + '\', this, \'Y\');" ' +
1615 'onclick="DP_jQuery_' + dpuuid + '.datepicker._clickMonthYear(\'#' + inst.id + '\');"' +
1616 '>';
1617 for (; year <= endYear; year++) {
1618 inst.yearshtml += '<option value="' + year + '"' +
1619 (year == drawYear ? ' selected="selected"' : '') +
1620 '>' + year + '</option>';
1621 }
1622 inst.yearshtml += '</select>';
1623
1624 html += inst.yearshtml;
1625 inst.yearshtml = null;
1626 }
1627 }
1628 html += this._get(inst, 'yearSuffix');
1629 if (showMonthAfterYear)
1630 html += (secondary || !(changeMonth && changeYear) ? '&#xa0;' : '') + monthHtml;
1631 html += '</div>'; // Close datepicker_header
1632 return html;
1633 },
1634
1635 /* Adjust one of the date sub-fields. */
1636 _adjustInstDate: function(inst, offset, period) {
1637 var year = inst.drawYear + (period == 'Y' ? offset : 0);
1638 var month = inst.drawMonth + (period == 'M' ? offset : 0);
1639 var day = Math.min(inst.selectedDay, this._getDaysInMonth(year, month)) +
1640 (period == 'D' ? offset : 0);
1641 var date = this._restrictMinMax(inst,
1642 this._daylightSavingAdjust(new Date(year, month, day)));
1643 inst.selectedDay = date.getDate();
1644 inst.drawMonth = inst.selectedMonth = date.getMonth();
1645 inst.drawYear = inst.selectedYear = date.getFullYear();
1646 if (period == 'M' || period == 'Y')
1647 this._notifyChange(inst);
1648 },
1649
1650 /* Ensure a date is within any min/max bounds. */
1651 _restrictMinMax: function(inst, date) {
1652 var minDate = this._getMinMaxDate(inst, 'min');
1653 var maxDate = this._getMinMaxDate(inst, 'max');
1654 var newDate = (minDate && date < minDate ? minDate : date);
1655 newDate = (maxDate && newDate > maxDate ? maxDate : newDate);
1656 return newDate;
1657 },
1658
1659 /* Notify change of month/year. */
1660 _notifyChange: function(inst) {
1661 var onChange = this._get(inst, 'onChangeMonthYear');
1662 if (onChange)
1663 onChange.apply((inst.input ? inst.input[0] : null),
1664 [inst.selectedYear, inst.selectedMonth + 1, inst]);
1665 },
1666
1667 /* Determine the number of months to show. */
1668 _getNumberOfMonths: function(inst) {
1669 var numMonths = this._get(inst, 'numberOfMonths');
1670 return (numMonths == null ? [1, 1] : (typeof numMonths == 'number' ? [1, numMonths] : numMonths));
1671 },
1672
1673 /* Determine the current maximum date - ensure no time components are set. */
1674 _getMinMaxDate: function(inst, minMax) {
1675 return this._determineDate(inst, this._get(inst, minMax + 'Date'), null);
1676 },
1677
1678 /* Find the number of days in a given month. */
1679 _getDaysInMonth: function(year, month) {
1680 return 32 - this._daylightSavingAdjust(new Date(year, month, 32)).getDate();
1681 },
1682
1683 /* Find the day of the week of the first of a month. */
1684 _getFirstDayOfMonth: function(year, month) {
1685 return new Date(year, month, 1).getDay();
1686 },
1687
1688 /* Determines if we should allow a "next/prev" month display change. */
1689 _canAdjustMonth: function(inst, offset, curYear, curMonth) {
1690 var numMonths = this._getNumberOfMonths(inst);
1691 var date = this._daylightSavingAdjust(new Date(curYear,
1692 curMonth + (offset < 0 ? offset : numMonths[0] * numMonths[1]), 1));
1693 if (offset < 0)
1694 date.setDate(this._getDaysInMonth(date.getFullYear(), date.getMonth()));
1695 return this._isInRange(inst, date);
1696 },
1697
1698 /* Is the given date in the accepted range? */
1699 _isInRange: function(inst, date) {
1700 var minDate = this._getMinMaxDate(inst, 'min');
1701 var maxDate = this._getMinMaxDate(inst, 'max');
1702 return ((!minDate || date.getTime() >= minDate.getTime()) &&
1703 (!maxDate || date.getTime() <= maxDate.getTime()));
1704 },
1705
1706 /* Provide the configuration settings for formatting/parsing. */
1707 _getFormatConfig: function(inst) {
1708 var shortYearCutoff = this._get(inst, 'shortYearCutoff');
1709 shortYearCutoff = (typeof shortYearCutoff != 'string' ? shortYearCutoff :
1710 new Date().getFullYear() % 100 + parseInt(shortYearCutoff, 10));
1711 return {shortYearCutoff: shortYearCutoff,
1712 dayNamesShort: this._get(inst, 'dayNamesShort'), dayNames: this._get(inst, 'dayNames'),
1713 monthNamesShort: this._get(inst, 'monthNamesShort'), monthNames: this._get(inst, 'monthNames')};
1714 },
1715
1716 /* Format the given date for display. */
1717 _formatDate: function(inst, day, month, year) {
1718 if (!day) {
1719 inst.currentDay = inst.selectedDay;
1720 inst.currentMonth = inst.selectedMonth;
1721 inst.currentYear = inst.selectedYear;
1722 }
1723 var date = (day ? (typeof day == 'object' ? day :
1724 this._daylightSavingAdjust(new Date(year, month, day))) :
1725 this._daylightSavingAdjust(new Date(inst.currentYear, inst.currentMonth, inst.currentDay)));
1726 return this.formatDate(this._get(inst, 'dateFormat'), date, this._getFormatConfig(inst));
1727 }
1728 });
1729
1730 /*
1731 * Bind hover events for datepicker elements.
1732 * Done via delegate so the binding only occurs once in the lifetime of the parent div.
1733 * Global instActive, set by _updateDatepicker allows the handlers to find their way back to the active picker.
1734 */
1735 function bindHover(dpDiv) {
1736 var selector = 'button, .ui-datepicker-prev, .ui-datepicker-next, .ui-datepicker-calendar td a';
1737 return dpDiv.bind('mouseout', function(event) {
1738 var elem = $( event.target ).closest( selector );
1739 if ( !elem.length ) {
1740 return;
1741 }
1742 elem.removeClass( "ui-state-hover ui-datepicker-prev-hover ui-datepicker-next-hover" );
1743 })
1744 .bind('mouseover', function(event) {
1745 var elem = $( event.target ).closest( selector );
1746 if ($.datepicker._isDisabledDatepicker( instActive.inline ? dpDiv.parent()[0] : instActive.input[0]) ||
1747 !elem.length ) {
1748 return;
1749 }
1750 elem.parents('.ui-datepicker-calendar').find('a').removeClass('ui-state-hover');
1751 elem.addClass('ui-state-hover');
1752 if (elem.hasClass('ui-datepicker-prev')) elem.addClass('ui-datepicker-prev-hover');
1753 if (elem.hasClass('ui-datepicker-next')) elem.addClass('ui-datepicker-next-hover');
1754 });
1755 }
1756
1757 /* jQuery extend now ignores nulls! */
1758 function extendRemove(target, props) {
1759 $.extend(target, props);
1760 for (var name in props)
1761 if (props[name] == null || props[name] == undefined)
1762 target[name] = props[name];
1763 return target;
1764 };
1765
1766 /* Determine whether an object is an array. */
1767 function isArray(a) {
1768 return (a && (($.browser.safari && typeof a == 'object' && a.length) ||
1769 (a.constructor && a.constructor.toString().match(/\Array\(\)/))));
1770 };
1771
1772 /* Invoke the datepicker functionality.
1773 @param options string - a command, optionally followed by additional parameters or
1774 Object - settings for attaching new datepicker functionality
1775 @return jQuery object */
1776 $.fn.datepicker = function(options){
1777
1778 /* Verify an empty collection wasn't passed - Fixes #6976 */
1779 if ( !this.length ) {
1780 return this;
1781 }
1782
1783 /* Initialise the date picker. */
1784 if (!$.datepicker.initialized) {
1785 $(document).mousedown($.datepicker._checkExternalClick).
1786 find('body').append($.datepicker.dpDiv);
1787 $.datepicker.initialized = true;
1788 }
1789
1790 var otherArgs = Array.prototype.slice.call(arguments, 1);
1791 if (typeof options == 'string' && (options == 'isDisabled' || options == 'getDate' || options == 'widget'))
1792 return $.datepicker['_' + options + 'Datepicker'].
1793 apply($.datepicker, [this[0]].concat(otherArgs));
1794 if (options == 'option' && arguments.length == 2 && typeof arguments[1] == 'string')
1795 return $.datepicker['_' + options + 'Datepicker'].
1796 apply($.datepicker, [this[0]].concat(otherArgs));
1797 return this.each(function() {
1798 typeof options == 'string' ?
1799 $.datepicker['_' + options + 'Datepicker'].
1800 apply($.datepicker, [this].concat(otherArgs)) :
1801 $.datepicker._attachDatepicker(this, options);
1802 });
1803 };
1804
1805 $.datepicker = new Datepicker(); // singleton instance
1806 $.datepicker.initialized = false;
1807 $.datepicker.uuid = new Date().getTime();
1808 $.datepicker.version = "1.8.14";
1809
1810 // Workaround for #4055
1811 // Add another global to avoid noConflict issues with inline event handlers
1812 window['DP_jQuery_' + dpuuid] = $;
1813
1814 })(jQuery);