/**
* Kendo UI v2016.1.112 (http://www.telerik.com/kendo-ui)
* Copyright 2016 Telerik AD. All rights reserved.
*
* Kendo UI commercial licenses may be obtained at
* http://www.telerik.com/purchase/license-agreement/kendo-ui-complete
* If you do not own a commercial license, this file shall be governed by the trial license terms.
*/
(function (f, define) {
define('kendo.combobox', [
'kendo.list',
'kendo.mobile.scroller'
], f);
}(function () {
var __meta__ = {
id: 'combobox',
name: 'ComboBox',
category: 'web',
description: 'The ComboBox widget allows the selection from pre-defined values or entering a new value.',
depends: ['list'],
features: [
{
id: 'mobile-scroller',
name: 'Mobile scroller',
description: 'Support for kinetic scrolling in mobile device',
depends: ['mobile.scroller']
},
{
id: 'virtualization',
name: 'VirtualList',
description: 'Support for virtualization',
depends: ['virtuallist']
}
]
};
(function ($, undefined) {
var kendo = window.kendo, ui = kendo.ui, List = ui.List, Select = ui.Select, caret = kendo.caret, support = kendo.support, placeholderSupported = support.placeholder, activeElement = kendo._activeElement, keys = kendo.keys, ns = '.kendoComboBox', CLICK = 'click' + ns, MOUSEDOWN = 'mousedown' + ns, DISABLED = 'disabled', READONLY = 'readonly', CHANGE = 'change', DEFAULT = 'k-state-default', FOCUSED = 'k-state-focused', STATEDISABLED = 'k-state-disabled', ARIA_DISABLED = 'aria-disabled', ARIA_READONLY = 'aria-readonly', STATE_FILTER = 'filter', STATE_ACCEPT = 'accept', STATE_REBIND = 'rebind', HOVEREVENTS = 'mouseenter' + ns + ' mouseleave' + ns, proxy = $.proxy;
var ComboBox = Select.extend({
init: function (element, options) {
var that = this, text, disabled;
that.ns = ns;
options = $.isArray(options) ? { dataSource: options } : options;
Select.fn.init.call(that, element, options);
options = that.options;
element = that.element.on('focus' + ns, proxy(that._focusHandler, that));
options.placeholder = options.placeholder || element.attr('placeholder');
that._reset();
that._wrapper();
that._input();
that._tabindex(that.input);
that._popup();
that._dataSource();
that._ignoreCase();
that._enable();
that._oldIndex = that.selectedIndex = -1;
that._aria();
that._initialIndex = options.index;
that._initList();
that._cascade();
if (options.autoBind) {
that._filterSource();
} else {
text = options.text;
if (!text && that._isSelect) {
text = element.children(':selected').text();
}
if (text) {
that._setText(text);
}
}
if (!text) {
that._placeholder();
}
disabled = $(that.element).parents('fieldset').is(':disabled');
if (disabled) {
that.enable(false);
}
kendo.notify(that);
},
options: {
name: 'ComboBox',
enabled: true,
index: -1,
text: null,
value: null,
autoBind: true,
delay: 200,
dataTextField: '',
dataValueField: '',
minLength: 0,
height: 200,
highlightFirst: true,
filter: 'none',
placeholder: '',
suggest: false,
cascadeFrom: '',
cascadeFromField: '',
ignoreCase: true,
animation: {},
virtual: false,
template: null,
groupTemplate: '#:data#',
fixedGroupTemplate: '#:data#'
},
events: [
'open',
'close',
CHANGE,
'select',
'filtering',
'dataBinding',
'dataBound',
'cascade'
],
setOptions: function (options) {
Select.fn.setOptions.call(this, options);
this.listView.setOptions(options);
this._accessors();
this._aria();
},
destroy: function () {
var that = this;
that.input.off(ns);
that.element.off(ns);
that._inputWrapper.off(ns);
that._arrow.parent().off(CLICK + ' ' + MOUSEDOWN);
Select.fn.destroy.call(that);
},
_focusHandler: function () {
this.input.focus();
},
_arrowClick: function () {
this._toggle();
},
_inputFocus: function () {
this._inputWrapper.addClass(FOCUSED);
this._placeholder(false);
},
_inputFocusout: function () {
var that = this;
var value = that.value();
that._inputWrapper.removeClass(FOCUSED);
clearTimeout(that._typingTimeout);
that._typingTimeout = null;
that.text(that.text());
if (value !== that.value() && that.trigger('select', { item: that._focus() })) {
that.value(value);
return;
}
that._placeholder();
that._blur();
that.element.blur();
},
_editable: function (options) {
var that = this, disable = options.disable, readonly = options.readonly, wrapper = that._inputWrapper.off(ns), input = that.element.add(that.input.off(ns)), arrow = that._arrow.parent().off(CLICK + ' ' + MOUSEDOWN);
if (!readonly && !disable) {
wrapper.addClass(DEFAULT).removeClass(STATEDISABLED).on(HOVEREVENTS, that._toggleHover);
input.removeAttr(DISABLED).removeAttr(READONLY).attr(ARIA_DISABLED, false).attr(ARIA_READONLY, false);
arrow.on(CLICK, proxy(that._arrowClick, that)).on(MOUSEDOWN, function (e) {
e.preventDefault();
});
that.input.on('keydown' + ns, proxy(that._keydown, that)).on('focus' + ns, proxy(that._inputFocus, that)).on('focusout' + ns, proxy(that._inputFocusout, that));
} else {
wrapper.addClass(disable ? STATEDISABLED : DEFAULT).removeClass(disable ? DEFAULT : STATEDISABLED);
input.attr(DISABLED, disable).attr(READONLY, readonly).attr(ARIA_DISABLED, disable).attr(ARIA_READONLY, readonly);
}
},
open: function () {
var that = this;
var state = that._state;
if (that.popup.visible()) {
return;
}
if (!that.listView.bound() && state !== STATE_FILTER || state === STATE_ACCEPT) {
that._open = true;
that._state = STATE_REBIND;
that._filterSource();
} else {
that.popup.open();
that._focusItem();
}
},
_updateSelectionState: function () {
var that = this;
var text = that.options.text;
var value = that.options.value;
if (that.listView.isFiltered()) {
return;
}
if (that.selectedIndex === -1) {
if (text === undefined || text === null) {
text = value;
}
that._accessor(value);
that.input.val(text || that.input.val());
that._placeholder();
} else if (that._oldIndex === -1) {
that._oldIndex = that.selectedIndex;
}
},
_buildOptions: function (data) {
var that = this;
if (!that._isSelect) {
return;
}
var custom = that._customOption;
var hasChild = that.element[0].children[0];
if (that._state === STATE_REBIND) {
that._state = '';
}
that._customOption = undefined;
that._options(data, '', that.value());
if (custom && custom[0].selected) {
that._custom(custom.val());
} else if (!hasChild) {
that._custom('');
}
},
_updateSelection: function () {
var that = this;
var listView = that.listView;
var initialIndex = that._initialIndex;
var hasInitialIndex = initialIndex !== null && initialIndex > -1;
var filtered = that._state === STATE_FILTER;
if (filtered) {
$(listView.focus()).removeClass('k-state-selected');
return;
}
if (that._fetch) {
return;
}
if (!listView.value().length) {
if (hasInitialIndex) {
that.select(initialIndex);
} else if (that._accessor()) {
listView.value(that._accessor());
}
}
that._initialIndex = null;
var dataItem = listView.selectedDataItems()[0];
if (!dataItem) {
return;
}
that._custom(that._value(dataItem) || '');
if (that.text() && that.text() !== that._text(dataItem)) {
that._selectValue(dataItem);
}
},
_updateItemFocus: function () {
var listView = this.listView;
if (!this.options.highlightFirst) {
listView.focus(-1);
} else if (!listView.focus() && !listView.focusIndex()) {
listView.focus(0);
}
},
_listBound: function () {
var that = this;
var isActive = that.input[0] === activeElement();
var data = that.dataSource.flatView();
var skip = that.listView.skip();
var isFirstPage = skip === undefined || skip === 0;
that._angularItems('compile');
that._presetValue = false;
that._resizePopup();
that.popup.position();
that._buildOptions(data);
that._makeUnselectable();
that._updateSelection();
if (data.length && isFirstPage) {
that._updateItemFocus();
if (that.options.suggest && isActive && that.input.val()) {
that.suggest(data[0]);
}
}
if (that._open) {
that._open = false;
if (that._typingTimeout && !isActive) {
that.popup.close();
} else {
that.toggle(!!data.length);
}
that._typingTimeout = null;
}
that._hideBusy();
that.trigger('dataBound');
},
_listChange: function () {
this._selectValue(this.listView.selectedDataItems()[0]);
if (this._presetValue) {
this._oldIndex = this.selectedIndex;
}
},
_get: function (candidate) {
var data, found, idx;
if (typeof candidate === 'function') {
data = this.dataSource.flatView();
for (idx = 0; idx < data.length; idx++) {
if (candidate(data[idx])) {
candidate = idx;
found = true;
break;
}
}
if (!found) {
candidate = -1;
}
}
return candidate;
},
_select: function (candidate, keepState) {
candidate = this._get(candidate);
if (candidate === -1) {
this.input[0].value = '';
this._accessor('');
}
this.listView.select(candidate);
if (!keepState && this._state === STATE_FILTER) {
this._state = STATE_ACCEPT;
}
},
_selectValue: function (dataItem) {
var idx = this.listView.select();
var value = '';
var text = '';
idx = idx[idx.length - 1];
if (idx === undefined) {
idx = -1;
}
this.selectedIndex = idx;
if (idx === -1) {
value = text = this.input[0].value;
this.listView.focus(-1);
} else {
if (dataItem) {
value = this._dataValue(dataItem);
text = this._text(dataItem);
}
if (value === null) {
value = '';
}
}
this._prev = this.input[0].value = text;
this._accessor(value !== undefined ? value : text, idx);
this._placeholder();
this._triggerCascade();
},
refresh: function () {
this.listView.refresh();
},
suggest: function (word) {
var that = this;
var element = that.input[0];
var value = that.text();
var caretIdx = caret(element)[0];
var key = that._last;
var idx;
if (key == keys.BACKSPACE || key == keys.DELETE) {
that._last = undefined;
return;
}
word = word || '';
if (typeof word !== 'string') {
if (word[0]) {
word = that.dataSource.view()[List.inArray(word[0], that.ul[0])];
}
word = word ? that._text(word) : '';
}
if (caretIdx <= 0) {
caretIdx = value.toLowerCase().indexOf(word.toLowerCase()) + 1;
}
if (word) {
word = word.toString();
idx = word.toLowerCase().indexOf(value.toLowerCase());
if (idx > -1) {
value += word.substring(idx + value.length);
}
} else {
value = value.substring(0, caretIdx);
}
if (value.length !== caretIdx || !word) {
element.value = value;
if (element === activeElement()) {
caret(element, caretIdx, value.length);
}
}
},
text: function (text) {
text = text === null ? '' : text;
var that = this;
var input = that.input[0];
var ignoreCase = that.options.ignoreCase;
var loweredText = text;
var dataItem;
var value;
if (text === undefined) {
return input.value;
}
if (that.options.autoBind === false && !that.listView.bound()) {
that._setText(text);
return;
}
dataItem = that.dataItem();
if (dataItem && that._text(dataItem) === text) {
value = that._value(dataItem);
if (value === List.unifyType(that._old, typeof value)) {
that._triggerCascade();
return;
}
}
if (ignoreCase) {
loweredText = loweredText.toLowerCase();
}
that._select(function (data) {
data = that._text(data);
if (ignoreCase) {
data = (data + '').toLowerCase();
}
return data === loweredText;
});
if (that.selectedIndex < 0) {
that._accessor(text);
input.value = text;
that._triggerCascade();
}
that._prev = input.value;
},
toggle: function (toggle) {
this._toggle(toggle, true);
},
value: function (value) {
var that = this;
var options = that.options;
var listView = that.listView;
if (value === undefined) {
value = that._accessor() || that.listView.value()[0];
return value === undefined || value === null ? '' : value;
}
if (value === options.value && that.input.val() === options.text) {
return;
}
that._accessor(value);
if (listView.bound() && listView.isFiltered()) {
listView.bound(false);
that._filterSource();
} else {
that._fetchData();
}
listView.value(value).done(function () {
that._selectValue(listView.selectedDataItems()[0]);
if (that.selectedIndex === -1) {
that._accessor(value);
that.input.val(value);
that._placeholder(true);
}
that._old = that._accessor();
that._oldIndex = that.selectedIndex;
that._prev = that.input.val();
if (that._state === STATE_FILTER) {
that._state = STATE_ACCEPT;
}
});
},
_click: function (e) {
var item = e.item;
e.preventDefault();
if (this.trigger('select', { item: item })) {
this.close();
return;
}
this._userTriggered = true;
this._select(item);
this._blur();
},
_filter: function (word) {
var that = this;
var options = that.options;
var dataSource = that.dataSource;
var ignoreCase = options.ignoreCase;
var predicate = function (dataItem) {
var text = that._text(dataItem);
if (text !== undefined) {
text = text + '';
if (text !== '' && word === '') {
return false;
}
if (ignoreCase) {
text = text.toLowerCase();
}
return text.indexOf(word) === 0;
}
};
if (ignoreCase) {
word = word.toLowerCase();
}
if (!that.ul[0].firstChild) {
dataSource.one(CHANGE, function () {
if (dataSource.view()[0]) {
that.search(word);
}
}).fetch();
return;
}
this.listView.focus(this._get(predicate));
var current = this.listView.focus();
if (current) {
if (options.suggest) {
that.suggest(current);
}
this.open();
}
if (this.options.highlightFirst && !word) {
this.listView.focusFirst();
}
},
_input: function () {
var that = this, element = that.element.removeClass('k-input')[0], accessKey = element.accessKey, wrapper = that.wrapper, SELECTOR = 'input.k-input', name = element.name || '', input;
if (name) {
name = 'name="' + name + '_input" ';
}
input = wrapper.find(SELECTOR);
if (!input[0]) {
wrapper.append('select').append(that.element);
input = wrapper.find(SELECTOR);
}
input[0].style.cssText = element.style.cssText;
input[0].title = element.title;
if (element.maxLength > -1) {
input[0].maxLength = element.maxLength;
}
input.addClass(element.className).val(this.options.text || element.value).css({
width: '100%',
height: element.style.height
}).attr({
'role': 'combobox',
'aria-expanded': false
}).show();
if (placeholderSupported) {
input.attr('placeholder', that.options.placeholder);
}
if (accessKey) {
element.accessKey = '';
input[0].accessKey = accessKey;
}
that._focused = that.input = input;
that._inputWrapper = $(wrapper[0].firstChild);
that._arrow = wrapper.find('.k-icon').attr({
'role': 'button',
'tabIndex': -1
});
if (element.id) {
that._arrow.attr('aria-controls', that.ul[0].id);
}
},
_keydown: function (e) {
var that = this, key = e.keyCode;
that._last = key;
clearTimeout(that._typingTimeout);
that._typingTimeout = null;
if (key != keys.TAB && !that._move(e)) {
that._search();
}
},
_placeholder: function (show) {
if (placeholderSupported) {
return;
}
var that = this, input = that.input, placeholder = that.options.placeholder, value;
if (placeholder) {
value = that.value();
if (show === undefined) {
show = !value;
}
input.toggleClass('k-readonly', show);
if (!show) {
if (!value) {
placeholder = '';
} else {
return;
}
}
input.val(placeholder);
if (!placeholder && input[0] === activeElement()) {
caret(input[0], 0, 0);
}
}
},
_search: function () {
var that = this;
that._typingTimeout = setTimeout(function () {
var value = that.text();
if (that._prev !== value) {
that._prev = value;
if (that.options.filter === 'none') {
that.listView.value('');
}
that.search(value);
}
that._typingTimeout = null;
}, that.options.delay);
},
_setText: function (text) {
this.input.val(text);
this._prev = text;
},
_wrapper: function () {
var that = this, element = that.element, wrapper = element.parent();
if (!wrapper.is('span.k-widget')) {
wrapper = element.hide().wrap('').parent();
wrapper[0].style.cssText = element[0].style.cssText;
}
that.wrapper = wrapper.addClass('k-widget k-combobox k-header').addClass(element[0].className).css('display', '');
},
_clearSelection: function (parent, isFiltered) {
var that = this;
var hasValue = parent.value();
var custom = hasValue && parent.selectedIndex === -1;
if (this.selectedIndex == -1 && this.value()) {
return;
}
if (isFiltered || !hasValue || custom) {
that.options.value = '';
that.value('');
}
},
_preselect: function (value, text) {
this.input.val(text);
this._accessor(value);
this._old = this._accessor();
this._oldIndex = this.selectedIndex;
this.listView.setValue(value);
this._placeholder();
this._initialIndex = null;
this._presetValue = true;
}
});
ui.plugin(ComboBox);
}(window.kendo.jQuery));
return window.kendo;
}, typeof define == 'function' && define.amd ? define : function (a1, a2, a3) {
(a3 || a2)();
}));