1
0
Fork 0
fgdata/Phi/3rdparty/knockout-jqueryui/datepicker.js

90 lines
3.4 KiB
JavaScript

/*global define*/
define(
[
'jquery',
'knockout',
'./bindingHandler',
'./utils',
'jquery-ui/datepicker'
],
function ($, ko, BindingHandler, utils) {
'use strict';
var Datepicker = function () {
/// <summary>Constructor.</summary>
BindingHandler.call(this, 'datepicker');
this.options = ['altField', 'altFormat', 'appendText', 'autoSize',
'buttonImage', 'buttonImageOnly', 'buttonText', 'calculateWeek',
'changeMonth', 'changeYear', 'closeText', 'constrainInput', 'currentText',
'dateFormat', 'dayNames', 'dayNamesMin', 'dayNamesShort', 'defaultDate',
'duration', 'firstDay', 'gotoCurrent', 'hideIfNoPrevNext', 'isRTL',
'maxDate', 'minDate', 'monthNames', 'monthNamesShort',
'navigationAsDateFormat', 'nextText', 'numberOfMonths', 'prevText',
'selectOtherMonths', 'shortYearCutoff', 'showAnim', 'showButtonPanel',
'showCurrentAtPos', 'showMonthAfterYear', 'showOn', 'showOptions',
'showOtherMonths', 'showWeek', 'stepMonths', 'weekHeader', 'yearRange',
'yearSuffix', 'beforeShow', 'beforeShowDay', 'onChangeMonthYear',
'onClose', 'onSelect'];
this.hasRefresh = true;
};
Datepicker.prototype = utils.createObject(BindingHandler.prototype);
Datepicker.prototype.constructor = Datepicker;
Datepicker.prototype.init = function (element, valueAccessor) {
/// <summary>Keeps the value binding property in sync with the widget's state.
/// </summary>
/// <param name='element' type='DOMNode'></param>
/// <param name='valueAccessor' type='Function'></param>
/// <returns type='Object'></returns>
var result, widgetName, options, value, subscription, origOnSelect;
result = BindingHandler.prototype.init.apply(this, arguments);
widgetName = this.widgetName;
options = valueAccessor();
value = ko.utils.unwrapObservable(options.value);
if (value) {
$(element)[widgetName]('setDate', value);
}
if (ko.isObservable(options.value)) {
subscription = options.value.subscribe(function (newValue) {
$(element)[widgetName]('setDate', newValue);
});
ko.utils.domNodeDisposal.addDisposeCallback(element, function () {
subscription.dispose();
});
}
if (ko.isWriteableObservable(options.value)) {
origOnSelect = $(element)[widgetName]('option', 'onSelect');
$(element)[widgetName]('option', 'onSelect', function (selectedText) {
var format, date;
format = $(element)[widgetName]('option', 'dateFormat');
date = $.datepicker.parseDate(format, selectedText);
options.value(date);
if (typeof origOnSelect === 'function') {
origOnSelect.apply(this, Array.prototype.slice.call(arguments));
}
});
}
return result;
};
utils.register(Datepicker);
return Datepicker;
}
);