/**
* 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.autocomplete', [
'kendo.list',
'kendo.mobile.scroller'
], f);
}(function () {
var __meta__ = {
id: 'autocomplete',
name: 'AutoComplete',
category: 'web',
description: 'The AutoComplete widget provides suggestions depending on the typed text.It also allows multiple value entries.',
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, support = kendo.support, caret = kendo.caret, activeElement = kendo._activeElement, placeholderSupported = support.placeholder, ui = kendo.ui, List = ui.List, keys = kendo.keys, DataSource = kendo.data.DataSource, ARIA_DISABLED = 'aria-disabled', ARIA_READONLY = 'aria-readonly', CHANGE = 'change', DEFAULT = 'k-state-default', DISABLED = 'disabled', READONLY = 'readonly', FOCUSED = 'k-state-focused', SELECTED = 'k-state-selected', STATEDISABLED = 'k-state-disabled', HOVER = 'k-state-hover', ns = '.kendoAutoComplete', HOVEREVENTS = 'mouseenter' + ns + ' mouseleave' + ns, proxy = $.proxy;
function indexOfWordAtCaret(caretIdx, text, separator) {
return separator ? text.substring(0, caretIdx).split(separator).length - 1 : 0;
}
function wordAtCaret(caretIdx, text, separator) {
return text.split(separator)[indexOfWordAtCaret(caretIdx, text, separator)];
}
function replaceWordAtCaret(caretIdx, text, word, separator) {
var words = text.split(separator);
words.splice(indexOfWordAtCaret(caretIdx, text, separator), 1, word);
if (separator && words[words.length - 1] !== '') {
words.push('');
}
return words.join(separator);
}
var AutoComplete = List.extend({
init: function (element, options) {
var that = this, wrapper, disabled;
that.ns = ns;
options = $.isArray(options) ? { dataSource: options } : options;
List.fn.init.call(that, element, options);
element = that.element;
options = that.options;
options.placeholder = options.placeholder || element.attr('placeholder');
if (placeholderSupported) {
element.attr('placeholder', options.placeholder);
}
that._wrapper();
that._loader();
that._dataSource();
that._ignoreCase();
element[0].type = 'text';
wrapper = that.wrapper;
that._popup();
element.addClass('k-input').on('keydown' + ns, proxy(that._keydown, that)).on('keypress' + ns, proxy(that._keypress, that)).on('paste' + ns, proxy(that._search, that)).on('focus' + ns, function () {
that._prev = that._accessor();
that._oldText = that._prev;
that._placeholder(false);
wrapper.addClass(FOCUSED);
}).on('focusout' + ns, function () {
that._change();
that._placeholder();
wrapper.removeClass(FOCUSED);
}).attr({
autocomplete: 'off',
role: 'textbox',
'aria-haspopup': true
});
that._enable();
that._old = that._accessor();
if (element[0].id) {
element.attr('aria-owns', that.ul[0].id);
}
that._aria();
that._placeholder();
that._initList();
disabled = $(that.element).parents('fieldset').is(':disabled');
if (disabled) {
that.enable(false);
}
that.listView.bind('click', function (e) {
e.preventDefault();
});
that._resetFocusItemHandler = $.proxy(that._resetFocusItem, that);
kendo.notify(that);
},
options: {
name: 'AutoComplete',
enabled: true,
suggest: false,
template: '',
groupTemplate: '#:data#',
fixedGroupTemplate: '#:data#',
dataTextField: '',
minLength: 1,
delay: 200,
height: 200,
filter: 'startswith',
ignoreCase: true,
highlightFirst: false,
separator: null,
placeholder: '',
animation: {},
virtual: false,
value: null
},
_dataSource: function () {
var that = this;
if (that.dataSource && that._refreshHandler) {
that._unbindDataSource();
} else {
that._progressHandler = proxy(that._showBusy, that);
that._errorHandler = proxy(that._hideBusy, that);
}
that.dataSource = DataSource.create(that.options.dataSource).bind('progress', that._progressHandler).bind('error', that._errorHandler);
},
setDataSource: function (dataSource) {
this.options.dataSource = dataSource;
this._dataSource();
this.listView.setDataSource(this.dataSource);
},
events: [
'open',
'close',
CHANGE,
'select',
'filtering',
'dataBinding',
'dataBound'
],
setOptions: function (options) {
var listOptions = this._listOptions(options);
List.fn.setOptions.call(this, options);
this.listView.setOptions(listOptions);
this._accessors();
this._aria();
},
_listOptions: function (options) {
var listOptions = List.fn._listOptions.call(this, $.extend(options, { skipUpdateOnBind: true }));
listOptions.dataValueField = listOptions.dataTextField;
listOptions.selectedItemChange = null;
return listOptions;
},
_editable: function (options) {
var that = this, element = that.element, wrapper = that.wrapper.off(ns), readonly = options.readonly, disable = options.disable;
if (!readonly && !disable) {
wrapper.addClass(DEFAULT).removeClass(STATEDISABLED).on(HOVEREVENTS, that._toggleHover);
element.removeAttr(DISABLED).removeAttr(READONLY).attr(ARIA_DISABLED, false).attr(ARIA_READONLY, false);
} else {
wrapper.addClass(disable ? STATEDISABLED : DEFAULT).removeClass(disable ? DEFAULT : STATEDISABLED);
element.attr(DISABLED, disable).attr(READONLY, readonly).attr(ARIA_DISABLED, disable).attr(ARIA_READONLY, readonly);
}
},
close: function () {
var that = this;
var current = that.listView.focus();
if (current) {
current.removeClass(SELECTED);
}
that.popup.close();
},
destroy: function () {
var that = this;
that.element.off(ns);
that.wrapper.off(ns);
List.fn.destroy.call(that);
},
refresh: function () {
this.listView.refresh();
},
select: function (li) {
this._select(li);
},
search: function (word) {
var that = this, options = that.options, ignoreCase = options.ignoreCase, separator = options.separator, length;
word = word || that._accessor();
clearTimeout(that._typingTimeout);
if (separator) {
word = wordAtCaret(caret(that.element)[0], word, separator);
}
length = word.length;
if (!length || length >= options.minLength) {
that._open = true;
that._mute(function () {
this.listView.value([]);
});
that._filterSource({
value: ignoreCase ? word.toLowerCase() : word,
operator: options.filter,
field: options.dataTextField,
ignoreCase: ignoreCase
});
}
},
suggest: function (word) {
var that = this, key = that._last, value = that._accessor(), element = that.element[0], caretIdx = caret(element)[0], separator = that.options.separator, words = value.split(separator), wordIndex = indexOfWordAtCaret(caretIdx, value, separator), selectionEnd = caretIdx, 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;
}
idx = value.substring(0, caretIdx).lastIndexOf(separator);
idx = idx > -1 ? caretIdx - (idx + separator.length) : caretIdx;
value = words[wordIndex].substring(0, idx);
if (word) {
word = word.toString();
idx = word.toLowerCase().indexOf(value.toLowerCase());
if (idx > -1) {
word = word.substring(idx + value.length);
selectionEnd = caretIdx + word.length;
value += word;
}
if (separator && words[words.length - 1] !== '') {
words.push('');
}
}
words[wordIndex] = value;
that._accessor(words.join(separator || ''));
if (element === activeElement()) {
caret(element, caretIdx, selectionEnd);
}
},
value: function (value) {
if (value !== undefined) {
this.listView.value(value);
this._accessor(value);
this._old = this._accessor();
this._oldText = this._accessor();
} else {
return this._accessor();
}
},
_click: function (e) {
var item = e.item;
var element = this.element;
e.preventDefault();
this._active = true;
if (this.trigger('select', { item: item })) {
this.close();
return;
}
this._oldText = element.val();
this._select(item);
this._blur();
caret(element, element.val().length);
},
_resetFocusItem: function () {
var index = this.options.highlightFirst ? 0 : -1;
if (this.options.virtual) {
this.listView.scrollTo(0);
}
this.listView.focus(index);
},
_listBound: function () {
var that = this;
var popup = that.popup;
var options = that.options;
var data = that.dataSource.flatView();
var length = data.length;
var isActive = that.element[0] === activeElement();
var action;
that._angularItems('compile');
that._resizePopup();
popup.position();
if (length) {
if (options.suggest && isActive) {
that.suggest(data[0]);
}
}
if (that._open) {
that._open = false;
action = length ? 'open' : 'close';
if (that._typingTimeout && !isActive) {
action = 'close';
}
if (length) {
that._resetFocusItem();
if (options.virtual) {
that.popup.unbind('activate', that._resetFocusItemHandler).one('activate', that._resetFocusItemHandler);
}
}
popup[action]();
that._typingTimeout = undefined;
}
if (that._touchScroller) {
that._touchScroller.reset();
}
that._hideBusy();
that._makeUnselectable();
that.trigger('dataBound');
},
_mute: function (callback) {
this._muted = true;
callback.call(this);
this._muted = false;
},
_listChange: function () {
var isActive = this._active || this.element[0] === activeElement();
if (isActive && !this._muted) {
this._selectValue(this.listView.selectedDataItems()[0]);
}
},
_selectValue: function (dataItem) {
var separator = this.options.separator;
var text = '';
if (dataItem) {
text = this._text(dataItem);
}
if (text === null) {
text = '';
}
if (separator) {
text = replaceWordAtCaret(caret(this.element)[0], this._accessor(), text, separator);
}
this._prev = text;
this._accessor(text);
this._placeholder();
},
_change: function () {
var that = this;
var value = that.value();
var trigger = value !== List.unifyType(that._old, typeof value);
var valueUpdated = trigger && !that._typing;
var itemSelected = that._oldText !== value;
if (valueUpdated || itemSelected) {
that.element.trigger(CHANGE);
}
if (trigger) {
that._old = value;
that.trigger(CHANGE);
}
that.typing = false;
},
_accessor: function (value) {
var that = this, element = that.element[0];
if (value !== undefined) {
element.value = value === null ? '' : value;
that._placeholder();
} else {
value = element.value;
if (element.className.indexOf('k-readonly') > -1) {
if (value === that.options.placeholder) {
return '';
} else {
return value;
}
}
return value;
}
},
_keydown: function (e) {
var that = this;
var key = e.keyCode;
var visible = that.popup.visible();
var current = this.listView.focus();
that._last = key;
if (key === keys.DOWN) {
if (visible) {
this._move(current ? 'focusNext' : 'focusFirst');
}
e.preventDefault();
} else if (key === keys.UP) {
if (visible) {
this._move(current ? 'focusPrev' : 'focusLast');
}
e.preventDefault();
} else if (key === keys.ENTER || key === keys.TAB) {
if (key === keys.ENTER && visible) {
e.preventDefault();
}
if (visible && current) {
if (that.trigger('select', { item: current })) {
return;
}
this._select(current);
}
this._blur();
} else if (key === keys.ESC) {
if (visible) {
e.preventDefault();
}
that.close();
} else {
that._search();
}
},
_keypress: function () {
this._oldText = this.element.val();
this._typing = true;
},
_move: function (action) {
this.listView[action]();
if (this.options.suggest) {
this.suggest(this.listView.focus());
}
},
_hideBusy: function () {
var that = this;
clearTimeout(that._busy);
that._loading.hide();
that.element.attr('aria-busy', false);
that._busy = null;
},
_showBusy: function () {
var that = this;
if (that._busy) {
return;
}
that._busy = setTimeout(function () {
that.element.attr('aria-busy', true);
that._loading.show();
}, 100);
},
_placeholder: function (show) {
if (placeholderSupported) {
return;
}
var that = this, element = that.element, placeholder = that.options.placeholder, value;
if (placeholder) {
value = element.val();
if (show === undefined) {
show = !value;
}
if (!show) {
if (value !== placeholder) {
placeholder = value;
} else {
placeholder = '';
}
}
if (value === that._old && !show) {
return;
}
element.toggleClass('k-readonly', show).val(placeholder);
if (!placeholder && element[0] === document.activeElement) {
caret(element[0], 0, 0);
}
}
},
_search: function () {
var that = this;
clearTimeout(that._typingTimeout);
that._typingTimeout = setTimeout(function () {
if (that._prev !== that._accessor()) {
that._prev = that._accessor();
that.search();
}
}, that.options.delay);
},
_select: function (candidate) {
this._active = true;
this.listView.select(candidate);
this._active = false;
},
_loader: function () {
this._loading = $('').insertAfter(this.element);
},
_toggleHover: function (e) {
$(e.currentTarget).toggleClass(HOVER, e.type === 'mouseenter');
},
_wrapper: function () {
var that = this, element = that.element, DOMelement = element[0], wrapper;
wrapper = element.parent();
if (!wrapper.is('span.k-widget')) {
wrapper = element.wrap('').parent();
}
wrapper.attr('tabindex', -1);
wrapper.attr('role', 'presentation');
wrapper[0].style.cssText = DOMelement.style.cssText;
element.css({
width: '100%',
height: DOMelement.style.height
});
that._focused = that.element;
that.wrapper = wrapper.addClass('k-widget k-autocomplete k-header').addClass(DOMelement.className);
}
});
ui.plugin(AutoComplete);
}(window.kendo.jQuery));
return window.kendo;
}, typeof define == 'function' && define.amd ? define : function (a1, a2, a3) {
(a3 || a2)();
}));