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MonthPicker.js
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/*
https://github.com/KidSysco/jquery-ui-month-picker/
Version 2.2mrj
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation;
version 3.0. This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, visit
http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt.
*/
;
(function ($, window, document, undefined) {
var _markup;
var _speed = 500;
var _disabledClass = 'month-picker-disabled';
var _inputMask = '99/9999';
$.MonthPicker = {
i18n: {
year: "Year",
prevYear: "Previous Year",
nextYear: "Next Year",
next5Years: 'Jump Forward 5 Years',
prev5Years: 'Jump Back 5 Years',
nextLabel: "Next",
prevLabel: "Prev",
buttonText: "Open Month Chooser",
jumpYears: "Jump Years",
months: ['Jan.', 'Feb.', 'Mar.', 'Apr.', 'May', 'June', 'July', 'Aug.', 'Sep.', 'Oct.', 'Nov.', 'Dec.']
}
};
_markup =
'<div class="ui-widget-header ui-helper-clearfix ui-corner-all">' +
'<table class="month-picker-year-table" width="100%" border="0" cellspacing="1" cellpadding="2">' +
'<tr>' +
'<td class="previous-year"><button> </button></td>' +
'<td class="year-container-all">' +
'<div class="year-title"></div>' +
'<div id="year-container"><span class="year"></span></div>' +
'</td>' +
'<td class="next-year"><button> </button></td>' +
'</tr>' +
'</table>' +
'</div>' +
'<div class="ui-widget ui-widget-content ui-helper-clearfix ui-corner-all">' +
'<table class="month-picker-month-table" width="100%" border="0" cellspacing="1" cellpadding="2">' +
'<tr>' +
'<td><button type="button" class="button-1"></button></td>' +
'<td><button class="button-2" type="button"></button></td>' +
'<td><button class="button-3" type="button"></button></td>' +
'</tr>' +
'<tr>' +
'<td><button class="button-4" type="button"></button></td>' +
'<td><button class="button-5" type="button"></button></td>' +
'<td><button class="button-6" type="button"></button></td>' +
'</tr>' +
'<tr>' +
'<td><button class="button-7" type="button"></button></td>' +
'<td><button class="button-8" type="button"></button></td>' +
'<td><button class="button-9" type="button"></button></td>' +
'</tr>' +
'<tr>' +
'<td><button class="button-10" type="button"></button></td>' +
'<td><button class="button-11" type="button"></button></td>' +
'<td><button class="button-12" type="button"></button></td>' +
'</tr>' +
'</table>' +
'</div>';
$.widget("KidSysco.MonthPicker", {
/******* Properties *******/
options: {
i18n: null,
StartYear: null,
EarliestMonthSelectable: null,
LatestMonthSelectable: null,
ShowIcon: true,
AlwaysShown: false,
UseInputMask: false,
ValidationErrorMessage: null,
Disabled: false,
OnAfterMenuOpen: null,
OnAfterMenuClose: null,
OnAfterNextYear: null,
OnAfterNextYears: null,
OnAfterPreviousYear: null,
OnAfterPreviousYears: null,
OnAfterChooseMonth: null,
OnAfterChooseYear: null,
OnAfterChooseYears: null,
OnAfterChooseMonths: null,
_earliestYear: -9999,
_earliestMonth: null,
_latestYear: 9999,
_latestMonth: null
},
_monthPickerMenu: null,
_monthPickerButton: null,
_validationMessage: null,
_yearContainer: null,
_isMonthInputType: null,
_enum: {
_overrideStartYear: 'MonthPicker_OverrideStartYear'
},
/******* jQuery UI Widget Factory Overrides ********/
_destroy: function () {
if (jQuery.mask && this.options.UseInputMask) {
this.element.unmask();
}
this.element.val('')
.css('color', '')
.removeClass('month-year-input')
.removeData(this._enum._overrideStartYear)
.unbind();
$(document).unbind('click.MonthPicker' + this.element.attr('id'), $.proxy(this._hide, this));
this._monthPickerMenu.remove();
this._monthPickerMenu = null;
if (this.monthPickerButton) {
this._monthPickerButton.remove();
this._monthPickerButton = null;
}
if (this._validationMessage) {
this._validationMessage.remove();
this._validationMessage = null;
}
},
_setOption: function (key, value) {
// In jQuery UI 1.8, manually invoke the _setOption method from the base widget.
//$.Widget.prototype._setOption.apply(this, arguments);
// In jQuery UI 1.9 and above, you use the _super method instead.
this._super("_setOption", key, value);
switch (key) {
case 'i18n':
this.options.i18n = $.extend({}, value);
break;
case 'Disabled':
this.options.Disabled = value;
this._setDisabledState();
break;
case 'OnAfterChooseMonth':
this.options.OnAfterChooseMonth = value;
break;
case 'OnAfterChooseMonths':
this.options.OnAfterChooseMonths = value;
break;
case 'OnAfterChooseYear':
this.options.OnAfterChooseYear = value;
break;
case 'OnAfterChooseYears':
this.options.OnAfterChooseYears = value;
break;
case 'OnAfterMenuClose':
this.options.OnAfterMenuClose = value;
break;
case 'OnAfterMenuOpen':
this.options.OnAfterMenuOpen = value;
break;
case 'OnAfterNextYear':
this.options.OnAfterNextYear = value;
break;
case 'OnAfterNextYears':
this.options.OnAfterNextYears = value;
break;
case 'OnAfterPreviousYear':
this.options.OnAfterPreviousYear = value;
break;
case 'OnAfterPreviousYears':
this.options.OnAfterPreviousYears = value;
break;
case 'UseInputMask':
this.options.UseInputMask = value;
this._setUseInputMask();
break;
case 'StartYear':
this.options.StartYear = value;
this._setStartYear();
if (value !== null) {
this._setPickerYear(value);
}
break;
case 'EarliestMonthSelectable':
this.options.EarliestMonthSelectable = value;
this._setEarliestMonthSelectable(this._getPickerYear());
break;
case 'LatestMonthSelectable':
this.options.LatestMonthSelectable = value;
this._setLatestMonthSelectable(this._getPickerYear());
break;
case 'ShowIcon':
this.options.ShowIcon = value;
this._showIcon();
break;
case 'AlwaysShown':
this.options.AlwaysShown = !!value;
break;
case 'ValidationErrorMessage':
this.options.ValidationErrorMessage = value;
if (this.options.ValidationErrorMessage !== null) {
this._createValidationMessage();
} else {
this._removeValidationMessage();
}
break;
}
},
_init: function () {
if (!jQuery.ui || !jQuery.ui.button || !jQuery.ui.datepicker) {
alert('MonthPicker Setup Error: The jQuery UI button and datepicker plug-ins must be loaded before MonthPicker is called.');
return false;
}
if (!(this.element.is('input[type="text"]') || this.element.is('input[type="month"]'))) {
alert('MonthPicker Setup Error: MonthPicker can only be called on text or month inputs. ' + this.element.attr('id') + ' is not a text or month input.');
return false;
}
if (!jQuery.mask && this.options.UseInputMask) {
alert('MonthPicker Setup Error: The UseInputMask option is set but the Digital Bush Input Mask jQuery Plugin is not loaded. Get the plugin from http://digitalbush.com/');
return false;
}
if (this.element.is('input[type="month"]')) {
this.element.css('width', 'auto');
this._isMonthInputType = true;
}else{
this._isMonthInputType = false;
}
this.element.addClass('month-year-input');
this._setStartYear();
this._monthPickerMenu = $('<div id="MonthPicker_' + this.element.attr('id') + '" class="month-picker ui-helper-clearfix"></div>');
$(_markup).appendTo(this._monthPickerMenu);
$('body').append(this._monthPickerMenu);
this._monthPickerMenu.find('.year-title').text(this._i18n('year'));
this._monthPickerMenu.find('.year-container-all').attr('title', this._i18n('jumpYears'));
this._showIcon();
this._createValidationMessage();
this._yearContainer = $('.year', this._monthPickerMenu);
$('.previous-year button', this._monthPickerMenu)
.button({
icons: {
primary: 'ui-icon-circle-triangle-w'
},
text: false
});
$('.previous-year button span.ui-button-icon-primary').text(this._i18n('prevLabel'));
$('.next-year button', this._monthPickerMenu)
.button({
icons: {
primary: 'ui-icon-circle-triangle-e'
},
text: false
});
$('.next-year button span.ui-button-icon-primary').text(this._i18n('nextLabel'));
$('.month-picker-month-table td button', this._monthPickerMenu).button();
$('.year-container-all', this._monthPickerMenu).click($.proxy(this._showYearsClickHandler, this));
$(document).bind('click.MonthPicker' + this.element.attr('id'), $.proxy(this._hide, this));
this._monthPickerMenu.bind('click.MonthPicker', function (event) {
return false;
});
this._setUseInputMask();
this._setDisabledState();
if (this.options.AlwaysShown) this._show();
},
/****** Misc. Utility functions ******/
_i18n: function(str) {
return $.extend({}, $.MonthPicker.i18n, this.options.i18n)[str];
},
_isFunction: function (func) {
return typeof (func) === 'function';
},
/****** Publicly Accessible API functions ******/
GetSelectedYear: function () {
return this._validateYear(this.element.val());
},
GetSelectedMonth: function () {
return this._validateMonth(this.element.val());
},
GetSelectedMonthYear: function () {
var _month = this._validateMonth(this.element.val()),
_year = this._validateYear(this.element.val()),
_date;
if (!isNaN(_year) && !isNaN(_month)) {
if (this.options.ValidationErrorMessage !== null && !this.options.Disabled) {
$('#MonthPicker_Validation_' + this.element.attr('id')).hide();
}
if(this._isMonthInputType){
_date = _year + '-' + _month;
}else{
_date = _month + '/' + _year;
}
$(this).val(_date);
return _date;
} else {
if (this.options.ValidationErrorMessage !== null && !this.options.Disabled) {
$('#MonthPicker_Validation_' + this.element.attr('id')).show();
}
return null;
}
},
Disable: function () {
this._setOption("Disabled", true);
},
Enable: function () {
this._setOption("Disabled", false);
},
ClearAllCallbacks: function () {
this.options.OnAfterChooseMonth = null;
this.options.OnAfterChooseMonths = null;
this.options.OnAfterChooseYear = null;
this.options.OnAfterChooseYears = null;
this.options.OnAfterMenuClose = null;
this.options.OnAfterMenuOpen = null;
this.options.OnAfterNextYear = null;
this.options.OnAfterNextYears = null;
this.options.OnAfterPreviousYear = null;
this.options.OnAfterPreviousYears = null;
},
Clear: function () {
this.element.val('');
if (this._validationMessage !== null) {
this._validationMessage.hide();
}
},
/****** Private functions ******/
_showIcon: function () {
if (this._monthPickerButton === null) {
if (this.options.ShowIcon) {
this._monthPickerButton = $('<span id="MonthPicker_Button_' + this.element.attr('id') + '" class="month-picker-open-button">' + this._i18n('buttonText') + '</span>').insertAfter(this.element);
this._monthPickerButton.button({
text: false,
icons: {
primary: 'ui-icon-calculator'
}
})
.click($.proxy(this._show, this));
} else {
this.element.bind('click.MonthPicker', $.proxy(this._show, this));
}
} else {
if (!this.options.ShowIcon) {
this._monthPickerButton.remove();
this._monthPickerButton = null;
this.element.bind('click.MonthPicker', $.proxy(this._show, this));
}
}
},
_createValidationMessage: function () {
if (this.options.ValidationErrorMessage !== null && this.options.ValidationErrorMessage !== '') {
this._validationMessage = $('<span id="MonthPicker_Validation_' + this.element.attr('id') + '" class="month-picker-invalid-message">' + this.options.ValidationErrorMessage + '</span>');
this._validationMessage.insertAfter(this.options.ShowIcon ? this.element.next() : this.element);
this.element.blur($.proxy(this.GetSelectedMonthYear, this));
}
},
_removeValidationMessage: function () {
if (this.options.ValidationErrorMessage === null) {
this._validationMessage.remove();
this._validationMessage = null;
}
},
_show: function () {
var _selectedYear = this.GetSelectedYear();
var _year;
if (this.element.data(this._enum._overrideStartYear) !== undefined) {
_year = this.options.StartYear;
} else if (!isNaN(_selectedYear)) {
_year = _selectedYear;
} else {
_year = new Date().getFullYear();
}
this._showMonths();
this._setPickerYear(_year);
this._setEarliestMonthSelectable(_year);
this._setLatestMonthSelectable(_year);
if (this._monthPickerMenu.css('display') === 'none') {
var _fieldIsHidden = this.element.is(':hidden');
var _anchor = _fieldIsHidden ? this.element.parent() : this.element;
var _top = _anchor.offset().top + (_fieldIsHidden ? 0 : this.element.height() + 7);
var _left = _anchor.offset().left;
this._monthPickerMenu.css({
top: _top + 'px',
left: _left + 'px'
})
.slideDown(_speed, $.proxy(function () {
if (this._isFunction(this.options.OnAfterMenuOpen)) {
this.options.OnAfterMenuOpen();
}
}, this));
}
return false;
},
_hide: function () {
if (!this.options.AlwaysShown && this._monthPickerMenu.css('display') === 'block') {
this._monthPickerMenu.slideUp(_speed, $.proxy(function () {
if (this._isFunction(this.options.OnAfterMenuClose)) {
this.options.OnAfterMenuClose();
}
}, this));
}
},
_setUseInputMask: function () {
if (!this._isMonthInputType) {
try {
if (this.options.UseInputMask) {
this.element.mask(_inputMask);
} else {
this.element.unmask();
}
} catch (e) {}
}
},
_setDisabledState: function () {
if (this.options.Disabled) {
this.element.prop('disabled', true);
this.element.addClass(_disabledClass);
if (this._monthPickerButton !== null) {
this._monthPickerButton.button('option', 'disabled', true);
}
if (this._validationMessage !== null) {
this._validationMessage.hide();
}
} else {
this.element.prop('disabled', false);
this.element.removeClass(_disabledClass);
if (this._monthPickerButton !== null) {
this._monthPickerButton.button('option', 'disabled', false);
}
}
},
_setStartYear: function () {
if (this.options.StartYear !== null) {
this.element.data(this._enum._overrideStartYear, true);
} else {
this.element.removeData(this._enum._overrideStartYear);
}
},
_setEarliestMonthSelectable: function (year) {
if (this.options.EarliestMonthSelectable) {
this.options._earliestYear = this._validateYear(this.options.EarliestMonthSelectable);
this.options._earliestMonth = this._validateMonth(this.options.EarliestMonthSelectable);
if (isNaN(this.options._earliestYear) || isNaN(this.options._earliestMonth)) {
this.options._earliestYear = -9999;
this.options._earliestMonth = 0;
} else if (year <= this.options._earliestYear) {
this._setPickerYear(this.options._earliestYear);
}
}
},
_setLatestMonthSelectable: function (year) {
if (this.options.LatestMonthSelectable) {
this.options._latestYear = this._validateYear(this.options.LatestMonthSelectable);
this.options._latestMonth = this._validateMonth(this.options.LatestMonthSelectable);
if (isNaN(this.options._latestYear) || isNaN(this.options._latestMonth)) {
this.options._latestYear = 9999;
this.options._latestMonth = 12;
} else if (year >= this.options._latestYear) {
this._setPickerYear(this.options._latestYear);
}
}
},
_getPickerYear: function () {
return parseInt(this._yearContainer.text(), 10);
},
_setPickerYear: function (year) {
this._yearContainer.text(year);
this._setYear(year);
},
_validateMonth: function (text) {
if (text === '') {
return NaN;
}
if (text.indexOf('/') != -1) {
var _month = parseInt(text.split('/')[0], 10);
if (!isNaN(_month)) {
if (_month >= 1 && _month <= 12) {
return _month;
}
}
}
if (text.indexOf('-') != -1) {
var _month = parseInt(text.split('-')[1], 10);
if (!isNaN(_month)) {
if (_month >= 1 && _month <= 12) {
return _month;
}
}
}
return NaN;
},
_validateYear: function (text) {
if (text === '') {
return NaN;
}
if (text.indexOf('/') != -1) {
var _year = parseInt(text.split('/')[1], 10);
if (!isNaN(_year)) {
if (_year >= 1800 && _year <= 3000) {
return _year;
}
}
}
if (text.indexOf('-') != -1) {
var _year = parseInt(text.split('-')[0], 10);
if (!isNaN(_year)) {
if (_year >= 1800 && _year <= 3000) {
return _year;
}
}
}
return NaN;
},
_chooseMonth: function (month) {
if (month > 0 && month < 10) {
month = '0' + month;
}
if (this.element.is('input[type="month"]')) {
this.element.val(this._getPickerYear() + '-' + month).change();
}else{
this.element.val(month + '/' + this._getPickerYear()).change();
}
this._highlightMonth(this.GetSelectedYear());
this.element.blur();
if (this._isFunction(this.options.OnAfterChooseMonth)) {
this.options.OnAfterChooseMonth();
}
},
_chooseYear: function (year) {
this._setPickerYear(year);
this._showMonths();
if (this._isFunction(this.options.OnAfterChooseYear)) {
this.options.OnAfterChooseYear();
}
},
_showMonths: function () {
var _months = this._i18n('months');
$('.previous-year button', this._monthPickerMenu)
.attr('title', this._i18n('prevYear'))
.unbind('click')
.bind('click.MonthPicker', $.proxy(this._previousYear, this));
$('.next-year button', this._monthPickerMenu)
.attr('title', this._i18n('nextYear'))
.unbind('click')
.bind('click.MonthPicker', $.proxy(this._nextYear, this));
$('.year-container-all', this._monthPickerMenu).css('cursor', 'pointer');
$('.year', this._monthPickerMenu).toggle(true);
$('.month-picker-month-table button', this._monthPickerMenu).unbind('.MonthPicker');
for (var _month in _months) {
var _counter = parseInt(_month, 10) + 1;
$('.button-' + _counter, this._monthPickerMenu)
.bind('click.MonthPicker', {
_month: _counter
}, $.proxy(function (event) {
this._chooseMonth(event.data._month);
this._hide();
}, this));
$('.button-' + _counter, this._monthPickerMenu).button('option', 'label', _months[_month]);
}
},
_showYearsClickHandler: function () {
this._showYears();
if (this._isFunction(this.options.OnAfterChooseYears)) {
this.options.OnAfterChooseYears();
}
},
_showYears: function () {
var _year = this._getPickerYear();
$('.previous-year button', this._monthPickerMenu)
.attr('title', this._i18n('prev5Years'))
.unbind('click')
.bind('click', $.proxy(function () {
this._previousYears();
return false;
}, this));
$('.next-year button', this._monthPickerMenu)
.attr('title', this._i18n('next5Years'))
.unbind('click')
.bind('click', $.proxy(function () {
this._nextYears();
return false;
}, this));
$('.year-container-all', this._monthPickerMenu).css('cursor', 'default');
$('.year', this._monthPickerMenu).toggle(false);
$('.month-picker-month-table button', this._monthPickerMenu).unbind('.MonthPicker');
var _yearDifferential = -4;
for (var _counter = 1; _counter <= 12; _counter++) {
$('.button-' + _counter, this._monthPickerMenu)
.bind('click.MonthPicker', {
_yearDiff: _yearDifferential
}, $.proxy(function (event) {
this._chooseYear(_year + event.data._yearDiff);
}, this));
$('.button-' + _counter, this._monthPickerMenu).button('option', 'label', _year + _yearDifferential);
_yearDifferential++;
}
this._setYear(_year, true);
},
_nextYear: function () {
var _year = $('.month-picker-year-table .year', this._monthPickerMenu);
var _newYear = parseInt(_year.text()) + 1;
_year.text(_newYear, 10);
this._setYear(_newYear);
if (this._isFunction(this.options.OnAfterNextYear)) {
this.options.OnAfterNextYear();
}
},
_nextYears: function () {
var _year = $('.month-picker-year-table .year', this._monthPickerMenu);
_year.text(parseInt(_year.text()) + 5, 10);
this._showYears();
if (this._isFunction(this.options.OnAfterNextYears)) {
this.options.OnAfterNextYears();
}
},
_previousYears: function () {
var _year = $('.month-picker-year-table .year', this._monthPickerMenu);
_year.text(parseInt(_year.text()) - 5, 10);
this._showYears();
if (this._isFunction(this.options.OnAfterPreviousYears)) {
this.options.OnAfterPreviousYears();
}
},
_previousYear: function () {
var _year = $('.month-picker-year-table .year', this._monthPickerMenu);
var _newYear = parseInt(_year.text()) - 1;
_year.text(_newYear, 10);
this._setYear(_newYear);
if (this._isFunction(this.options.OnAfterPreviousYear)) {
this.options.OnAfterPreviousYear();
}
},
_setVisibility: function(cssClass, isVisible) {
$('.' + cssClass, this._monthPickerMenu).css('visibility', isVisible ? 'visible' : 'hidden');
},
_setYear: function(year, toYearPicker) {
if (this.options._earliestYear != -9999 || this.options._latestYear != 9999) {
var _monthTable = $('.month-picker-month-table', this._monthPickerMenu);
$('button', _monthTable).toggle(true);
var _showNextPageButton = year+(toYearPicker ? 7 : 0) < this.options._latestYear;
this._setVisibility('next-year', _showNextPageButton);
if (!_showNextPageButton) {
var _hideAboveThresh = toYearPicker ? this.options._latestYear-year+4 : this.options._latestMonth-1;
$('button:gt(' + _hideAboveThresh + ')', _monthTable).toggle(false);
}
var _showPreviousPageButton = year-(toYearPicker ? 4 : 0) > this.options._earliestYear;
this._setVisibility('previous-year', _showPreviousPageButton);
if (!_showPreviousPageButton) {
var _hideBelowThresh = toYearPicker ? this.options._earliestYear-year+4 : this.options._earliestMonth-1;
$('button:lt(' + _hideBelowThresh + ')', _monthTable).toggle(false);
}
}
this._highlightMonth(toYearPicker ? NaN : year);
},
_highlightMonth: function (year) {
$('button.selected', this._monthPickerMenu).removeClass('selected');
if (year == this.GetSelectedYear()) {
var _selectedMonth = this.GetSelectedMonth();
if (!isNaN(_selectedMonth)) {
$('.button-' + _selectedMonth, this._monthPickerMenu).addClass('selected');
}
}
}
});
}(jQuery, window, document));