@progress/kendo-ui
Version:
This package is part of the [Kendo UI for jQuery](http://www.telerik.com/kendo-ui) suite.
682 lines (680 loc) • 22.4 kB
JavaScript
const require_prefix_suffix_containers = require('./prefix-suffix-containers-DnpogsKh.js');
//#region ../src/kendo.autocomplete.js
const __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, encode = kendo.htmlEncode, support = kendo.support, caret = kendo.caret, activeElement = kendo._activeElement, ui = kendo.ui, List = ui.List, keys = kendo.keys, DataSource = kendo.data.DataSource, ARIA_DISABLED = "aria-disabled", ARIA_READONLY = "aria-readonly", CHANGE = "change", DISABLED = "disabled", READONLY = "readonly", FOCUSED = "k-focus", SELECTED = "k-selected", STATEDISABLED = "k-disabled", AUTOCOMPLETEVALUE = "off", HOVER = "k-hover", ns = ".kendoAutoComplete", HOVEREVENTS = "mouseenter" + ns + " mouseleave" + ns;
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, defaultSeparator) {
var words = text.split(separator);
words.splice(indexOfWordAtCaret(caretIdx, text, separator), 1, word);
if (separator && words[words.length - 1] !== "") {
words.push("");
}
return words.join(defaultSeparator);
}
var AutoComplete = List.extend({
init: function(element, options) {
var that = this, wrapper, disabled;
that.ns = ns;
options = Array.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");
options.inputMode = options.inputMode || element.attr("inputmode") || "text";
element.attr("placeholder", options.placeholder);
that._wrapper();
that._clearButton();
that._dataSource();
that._ignoreCase();
element[0].type = "text";
wrapper = that.wrapper;
that._popup();
element.addClass("k-input-inner").on("keydown" + ns, that._keydown.bind(that)).on("keypress" + ns, that._keypress.bind(that)).on("input" + ns, that._search.bind(that)).on("paste" + ns, that._search.bind(that)).on("focus" + ns, function(e) {
that._prev = that._accessor();
that._oldText = that._prev;
wrapper.addClass(FOCUSED);
}).on("focusout" + ns, function(ev) {
if (that.filterInput && ev.relatedTarget === that.filterInput[0]) {
return;
}
that._change();
that.close();
wrapper.removeClass(FOCUSED);
}).attr({
autocomplete: AUTOCOMPLETEVALUE,
role: "combobox",
"aria-expanded": false,
inputmode: options.inputMode
});
that._clear.on("click" + ns + " touchend" + ns, that._clearValue.bind(that));
that._clear.on("mousedown" + ns, that._clearValueMouseDownHandler.bind(that));
that._enable();
that._old = that._accessor();
that._initList();
if (that.options.virtual) {
that.listView.one("listBound", function() {
that._aria();
});
}
that.listView.bind("dataBound", function() {
that._aria();
});
disabled = $(that.element).parents("fieldset").is(":disabled");
if (disabled) {
that.enable(false);
}
that.listView.bind("click", function(e) {
e.preventDefault();
});
that._resetFocusItemHandler = that._resetFocusItem.bind(that);
require_prefix_suffix_containers.addInputPrefixSuffixContainers({
widget: that,
wrapper: that.wrapper,
options: that.options,
prefixInsertBefore: that._inputValuesContainer,
suffixInsertAfter: options.clearButton ? that._clear : that.element
});
kendo.notify(that);
that._toggleCloseVisibility();
that._applyCssClasses();
if (options.label) {
that._label();
}
that._aria();
},
options: {
name: "AutoComplete",
enabled: true,
suggest: false,
template: "",
groupTemplate: (data) => encode(data),
fixedGroupTemplate: (data) => encode(data),
prefixOptions: { separator: true },
suffixOptions: { separator: true },
dataTextField: "",
minLength: 1,
enforceMinLength: false,
delay: 200,
height: 200,
filter: "startswith",
ignoreCase: true,
highlightFirst: false,
separator: null,
placeholder: "",
animation: {},
virtual: false,
value: null,
clearButton: true,
autoWidth: false,
popup: null,
size: undefined,
fillMode: undefined,
rounded: undefined,
label: null,
adaptiveTitle: null,
adaptiveTitleSubtitle: null
},
_clearValueMouseDownHandler: function(ev) {
var that = this;
if (ev && ev.currentTarget && ev.currentTarget.classList.contains("k-clear-value")) {
that._clearValueTrigger = true;
} else {
that._clearValueTrigger = false;
}
},
_onActionSheetCreate: function() {
var that = this;
that._unboundClick = true;
that.element.on("click", function() {
if (that._isEnabled()) {
that.popup.toggle();
} else {
that.popup.close();
}
});
if (that.filterInput) {
that.filterInput.on("keydown" + ns, that._keydown.bind(that)).on("keypress" + ns, that._keypress.bind(that)).on("input" + ns, that._search.bind(that)).on("paste" + ns, that._search.bind(that)).attr({
autocomplete: AUTOCOMPLETEVALUE,
role: "combobox",
"aria-expanded": false
});
that.popup.bind("activate", () => {
that.filterInput.val(that.element.val());
that.filterInput.trigger("focus");
});
that.popup.bind("deactivate", () => {
that.element.trigger("focus");
});
}
},
_isEnabled: function() {
const that = this;
const element = that.element;
const isReadonly = element.prop(READONLY) || Boolean(that.element.attr("readonly"));
const isDisabled = element.prop(DISABLED) || Boolean(that.element.attr("disabled"));
return !isDisabled && !isReadonly;
},
_onCloseButtonPressed: function() {
var that = this;
if (that.filterInput && activeElement() === that.filterInput[0]) {
that.element.val(that.filterInput.val());
}
},
_popup: function() {
List.fn._popup.call(this);
this.popup.element.addClass("k-autocomplete-popup");
},
_dataSource: function() {
var that = this;
if (that.dataSource && that._refreshHandler) {
that._unbindDataSource();
} else {
that._progressHandler = that._showBusy;
that._errorHandler = that._hideBusy;
}
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();
this._clearButton();
},
_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.removeClass(STATEDISABLED).on(HOVEREVENTS, that._toggleHover);
element.prop(DISABLED, false).prop(READONLY, false).attr(ARIA_DISABLED, false).attr(ARIA_READONLY, false);
} else {
wrapper.addClass(disable ? STATEDISABLED : "").removeClass(disable ? "" : STATEDISABLED);
element.attr(DISABLED, disable).attr(READONLY, readonly).attr(ARIA_DISABLED, disable).attr(ARIA_READONLY, readonly);
}
that._toggleCloseVisibility();
},
close: function() {
var that = this;
var current = that.listView.focus();
if (current) {
current.removeClass(SELECTED);
}
that.popup.close();
that._deactivateItem();
},
destroy: function() {
var that = this;
that.element.off(ns);
that._clear.off(ns);
that.wrapper.off(ns);
if (that.filterInput) {
that.filterInput.off(ns);
}
List.fn.destroy.call(that);
},
refresh: function() {
this.listView.refresh();
},
select: function(li) {
this._select(li);
},
search: function(word) {
let that = this, options = that.options, ignoreCase = options.ignoreCase, separator = that._separator(), length, lowerCaseValue, accentFoldingFiltering = that.dataSource.options.accentFoldingFiltering, element = that.filterInput && activeElement() === that.filterInput[0] ? that.filterInput : that.element;
word = word || that._accessor();
clearTimeout(that._typingTimeout);
if (separator) {
word = wordAtCaret(caret(element)[0], word, separator);
}
length = word.length;
if (!options.enforceMinLength && !length || length >= options.minLength) {
that._open = true;
that._mute(function() {
this.listView.value([]);
});
lowerCaseValue = accentFoldingFiltering ? word.toLocaleLowerCase(accentFoldingFiltering) : word.toLowerCase();
that._filterSource({
value: ignoreCase ? lowerCaseValue : word,
operator: options.filter,
field: options.dataTextField,
ignoreCase
});
that.one("close", that._unifySeparators.bind(that));
}
that._toggleCloseVisibility();
},
suggest: function(word) {
var that = this, key = that._last, value = that._accessor(), currentValue = that.value(), element = that.element[0], caretIdx = caret(element)[0], separator = that._separator(), words = value.split(separator), wordIndex = indexOfWordAtCaret(caretIdx, value, separator), selectionEnd = caretIdx, idx, accentFoldingFiltering = that.dataSource.options.accentFoldingFiltering;
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 = (accentFoldingFiltering ? value.toLocaleLowerCase(accentFoldingFiltering) : value.toLowerCase()).indexOf(accentFoldingFiltering ? word.toLocaleLowerCase(accentFoldingFiltering) : word.toLowerCase()) + 1;
}
idx = value.substring(0, caretIdx).lastIndexOf(that._defaultSeparator());
idx = idx > -1 ? caretIdx - (idx + that._defaultSeparator().length) : caretIdx;
value = words[wordIndex].substring(0, idx);
if (word) {
word = word.toString();
idx = (accentFoldingFiltering ? word.toLocaleLowerCase(accentFoldingFiltering) : word.toLowerCase()).indexOf(accentFoldingFiltering ? value.toLocaleLowerCase(accentFoldingFiltering) : 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;
if (typeof that.options.separator == "object" && that.options.separator != null) {
if (currentValue.length > 1) {
let lastSeparator = [...currentValue.matchAll(separator.source)].pop();
if (lastSeparator) {
that._accessor(words.slice(0, -1).join(that._defaultSeparator() || "") + lastSeparator + words[words.length - 1]);
} else {
that._accessor(words.slice(0, -1).join(that._defaultSeparator() || ""));
}
} else {
that._accessor(words.join(this._defaultSeparator() || ""));
}
} else {
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();
}
this._toggleCloseVisibility();
this._refreshFloatingLabel();
},
_click: function(e) {
var item = e.item;
var that = this;
var element = that.element;
var dataItem = that.listView.dataItemByIndex(that.listView.getElementIndex(item));
e.preventDefault();
that._active = true;
if (that.trigger("select", {
dataItem,
item
})) {
that.close();
return;
}
that._oldText = element.val();
that._select(item).done(function() {
that._blur();
caret(element, element.val().length);
});
},
_clearText: $.noop,
_highlightFirst: function() {
var index = this.options.highlightFirst ? 0 : -1;
this.listView.focus(index);
},
_resetFocusItem: function() {
if (this.options.virtual) {
this.listView.scrollTo(0);
}
this._highlightFirst();
},
_listBound: function() {
var that = this;
var popup = that.popup;
var options = that.options;
var data = that.dataSource.flatView();
var length = data.length;
var groupsLength = that.dataSource._group ? that.dataSource._group.length : 0;
var isActive = that.element[0] === activeElement() || that.filterInput && that.filterInput[0] === activeElement();
var action;
that._renderFooter();
that._renderNoData();
that._toggleNoData(!length);
that._toggleHeader(!!groupsLength && !!length);
that._resizePopup();
popup.position();
if (length) {
if (options.suggest && isActive && that._inputValue()) {
that.suggest(data[0]);
}
that._highlightFirst();
}
if (that._open) {
that._open = false;
action = that._allowOpening() ? "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.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._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._defaultSeparator());
}
this._prev = text;
this._accessor(text);
},
_unifySeparators: function() {
this._accessor(this.value().split(this._separator()).join(this._defaultSeparator()));
return this;
},
_preselect: function(value, text) {
this._inputValue(text);
this._accessor(value);
this._old = this.oldText = this._accessor();
this.listView.setValue(value);
},
_change: function() {
var that = this;
var value = that._unifySeparators().value();
var trigger = value !== List.unifyType(that._old, typeof value);
var valueUpdated = trigger && !that._typing;
var itemSelected = that._oldText !== value;
var clearValueTrigger = that._clearValueTrigger;
that._old = value;
that._oldText = value;
if (that.filterInput && activeElement() === that.filterInput[0]) {
that.element.val(that.filterInput.val());
}
if ((valueUpdated || itemSelected) && !clearValueTrigger) {
that.element.trigger(CHANGE);
}
if (trigger && !clearValueTrigger) {
that.trigger(CHANGE);
}
that.typing = false;
that._toggleCloseVisibility();
},
_accessor: function(value) {
var that = this, element = that.filterInput && activeElement() === that.filterInput[0] ? that.filterInput[0] : that.element[0];
if (value !== undefined) {
element.value = value === null ? "" : value;
} 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 listView = that.listView;
var visible = that.popup.visible();
var current = listView.focus();
that._last = key;
if (key === keys.DOWN) {
if (!that._isEnabled()) {
return;
}
if (visible) {
this._move(current ? "focusNext" : "focusFirst");
} else if (that.value()) {
that._filterSource({
value: that.ignoreCase ? that.value().toLowerCase() : that.value(),
operator: that.options.filter,
field: that.options.dataTextField,
ignoreCase: that.ignoreCase
}).done(function() {
if (that._allowOpening()) {
that._resetFocusItem();
that.popup.open();
}
});
}
e.preventDefault();
} else if (key === keys.ESC) {
if (!that._isEnabled()) {
return;
}
if (visible) {
e.preventDefault();
that.close();
} else {
that._clearValue();
}
} else if (e.altKey && key === keys.UP && visible) {
e.preventDefault();
that.close();
} else if (key === keys.UP) {
if (visible) {
this._move(current ? "focusPrev" : "focusLast");
}
e.preventDefault();
} else if (key === keys.HOME) {
this._move("focusFirst");
} else if (key === keys.END) {
this._move("focusLast");
} else if (key === keys.ENTER || key === keys.TAB) {
if (key === keys.ENTER && visible) {
e.preventDefault();
}
if (visible && current) {
var dataItem = listView.dataItemByIndex(listView.getElementIndex(current));
if (that.trigger("select", {
dataItem,
item: current
})) {
return;
}
this._select(current);
}
this._blur();
} else if (that.popup.visible() && (key === keys.PAGEDOWN || key === keys.PAGEUP)) {
e.preventDefault();
var direction = key === keys.PAGEDOWN ? 1 : -1;
listView.scrollWith(direction * listView.screenHeight());
} else {
that.popup._hovered = true;
that._search();
}
},
_keypress: function() {
this._oldText = this.element.val();
this._typing = true;
},
_move: function(action) {
this.listView[action]();
if (this.options.suggest && this.listView.focus() == null && action == "focusNext") {
this.listView.focus(0);
this.suggest(this.listView._view[0].item);
} else if (this.options.suggest && this.listView.focus() == null && action == "focusPrev") {
let index = this.listView._view.length - 1;
this.listView.focus(index);
this.suggest(this.listView._view[index].item);
} else if (this.options.suggest && (action == "focusFirst" || action == "focusLast")) {
caret(this.element);
} else if (this.options.suggest && this.listView.focus() != null) {
this.suggest(this.listView.focus());
}
},
_separator: function() {
var separator = this.options.separator;
if (separator instanceof Array) {
return new RegExp(separator.join("|"), "gi");
}
return separator;
},
_defaultSeparator: function() {
var separator = this.options.separator;
if (separator instanceof Array) {
return separator[0];
}
return separator;
},
_inputValue: function() {
return this.element.val();
},
_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) {
var that = this;
that._active = true;
return that.listView.select(candidate).done(function() {
that._active = false;
});
},
_clearButton: function() {
List.fn._clearButton.call(this);
if (this.options.clearButton) {
this._clear.insertAfter(this.element);
}
},
_toggleHover: function(e) {
$(e.currentTarget).toggleClass(HOVER, e.type === "mouseenter");
},
_toggleCloseVisibility: function() {
var preventShow = this.element.is(":disabled") || this.element.is("[readonly]");
if (this.value() && !preventShow) {
this._showClear();
} else {
this._hideClear();
}
},
_wrapper: function() {
var that = this, element = that.element, DOMelement = element[0], wrapper;
wrapper = element.parent();
if (!wrapper.is("span.k-autocomplete")) {
wrapper = element.wrap("<span />").parent();
}
wrapper.attr("tabindex", -1);
wrapper[0].style.cssText = DOMelement.style.cssText;
element.css({
width: "",
height: DOMelement.style.height
});
that._focused = that.element;
that.wrapper = wrapper.addClass("k-autocomplete k-input").addClass(DOMelement.className).removeClass("input-validation-error");
},
_clearValue: function() {
this._clearValueTrigger = false;
List.fn._clearValue.call(this);
this.element.trigger("focus");
}
});
ui.plugin(AutoComplete);
kendo.cssProperties.registerPrefix("AutoComplete", "k-input-");
kendo.cssProperties.registerValues("AutoComplete", [{
prop: "rounded",
values: kendo.cssProperties.roundedValues.concat([["full", "full"]])
}]);
})(window.kendo.jQuery);
var kendo_autocomplete_default = kendo;
//#endregion
Object.defineProperty(exports, '__meta__', {
enumerable: true,
get: function () {
return __meta__;
}
});
Object.defineProperty(exports, 'kendo_autocomplete_default', {
enumerable: true,
get: function () {
return kendo_autocomplete_default;
}
});