+++ /dev/null
-/**
- * Simple, lightweight, usable local autocomplete library for modern browsers
- * Because there weren’t enough autocomplete scripts in the world? Because I’m completely insane and have NIH syndrome? Probably both. :P
- * @author Lea Verou http://leaverou.github.io/awesomplete
- * MIT license
- */
-
-(function () {
-
- var _ = function (input, o) {
- var me = this;
-
- // Setup
-
- this.isOpened = false;
-
- this.input = $(input);
- this.input.setAttribute("autocomplete", "off");
- this.input.setAttribute("aria-autocomplete", "list");
-
- o = o || {};
-
- configure(this, {
- minChars: 2,
- maxItems: 10,
- autoFirst: false,
- data: _.DATA,
- filter: _.FILTER_CONTAINS,
- sort: _.SORT_BYLENGTH,
- item: _.ITEM,
- replace: _.REPLACE
- }, o);
-
- this.index = -1;
-
- // Create necessary elements
-
- this.container = $.create("div", {
- className: "awesomplete",
- around: input
- });
-
- this.ul = $.create("ul", {
- hidden: "hidden",
- inside: this.container
- });
-
- this.status = $.create("span", {
- className: "visually-hidden",
- role: "status",
- "aria-live": "assertive",
- "aria-relevant": "additions",
- inside: this.container
- });
-
- // Bind events
-
- $.bind(this.input, {
- "input": this.evaluate.bind(this),
- "blur": this.close.bind(this, { reason: "blur" }),
- "keydown": function(evt) {
- var c = evt.keyCode;
-
- // If the dropdown `ul` is in view, then act on keydown for the following keys:
- // Enter / Esc / Up / Down
- if(me.opened) {
- if (c === 13 && me.selected) { // Enter
- evt.preventDefault();
- me.select();
- }
- else if (c === 27) { // Esc
- me.close({ reason: "esc" });
- }
- else if (c === 38 || c === 40) { // Down/Up arrow
- evt.preventDefault();
- me[c === 38? "previous" : "next"]();
- }
- }
- }
- });
-
- $.bind(this.input.form, {"submit": this.close.bind(this, { reason: "submit" })});
-
- $.bind(this.ul, {"mousedown": function(evt) {
- var li = evt.target;
-
- if (li !== this) {
-
- while (li && !/li/i.test(li.nodeName)) {
- li = li.parentNode;
- }
-
- if (li && evt.button === 0) { // Only select on left click
- evt.preventDefault();
- me.select(li, evt.target);
- }
- }
- }});
-
- if (this.input.hasAttribute("list")) {
- this.list = "#" + this.input.getAttribute("list");
- this.input.removeAttribute("list");
- }
- else {
- this.list = this.input.getAttribute("data-list") || o.list || [];
- }
-
- _.all.push(this);
- };
-
- _.prototype = {
- set list(list) {
- if (Array.isArray(list)) {
- this._list = list;
- }
- else if (typeof list === "string" && list.indexOf(",") > -1) {
- this._list = list.split(/\s*,\s*/);
- }
- else { // Element or CSS selector
- list = $(list);
-
- if (list && list.children) {
- var items = [];
- slice.apply(list.children).forEach(function (el) {
- if (!el.disabled) {
- var text = el.textContent.trim();
- var value = el.value || text;
- var label = el.label || text;
- if (value !== "") {
- items.push({ label: label, value: value });
- }
- }
- });
- this._list = items;
- }
- }
-
- if (document.activeElement === this.input) {
- this.evaluate();
- }
- },
-
- get selected() {
- return this.index > -1;
- },
-
- get opened() {
- return this.isOpened;
- },
-
- close: function (o) {
- if (!this.opened) {
- return;
- }
-
- this.ul.setAttribute("hidden", "");
- this.isOpened = false;
- this.index = -1;
-
- $.fire(this.input, "awesomplete-close", o || {});
- },
-
- open: function () {
- this.ul.removeAttribute("hidden");
- this.isOpened = true;
-
- if (this.autoFirst && this.index === -1) {
- this.goto(0);
- }
-
- $.fire(this.input, "awesomplete-open");
- },
-
- next: function () {
- var count = this.ul.children.length;
- this.goto(this.index < count - 1 ? this.index + 1 : (count ? 0 : -1) );
- },
-
- previous: function () {
- var count = this.ul.children.length;
- var pos = this.index - 1;
-
- this.goto(this.selected && pos !== -1 ? pos : count - 1);
- },
-
- // Should not be used, highlights specific item without any checks!
- goto: function (i) {
- var lis = this.ul.children;
-
- if (this.selected) {
- lis[this.index].setAttribute("aria-selected", "false");
- }
-
- this.index = i;
-
- if (i > -1 && lis.length > 0) {
- lis[i].setAttribute("aria-selected", "true");
- this.status.textContent = lis[i].textContent;
-
- // scroll to highlighted element in case parent's height is fixed
- this.ul.scrollTop = lis[i].offsetTop - this.ul.clientHeight + lis[i].clientHeight;
-
- $.fire(this.input, "awesomplete-highlight", {
- text: this.suggestions[this.index]
- });
- }
- },
-
- select: function (selected, origin) {
- if (selected) {
- this.index = $.siblingIndex(selected);
- } else {
- selected = this.ul.children[this.index];
- }
-
- if (selected) {
- var suggestion = this.suggestions[this.index];
-
- var allowed = $.fire(this.input, "awesomplete-select", {
- text: suggestion,
- origin: origin || selected
- });
-
- if (allowed) {
- this.replace(suggestion);
- this.close({ reason: "select" });
- $.fire(this.input, "awesomplete-selectcomplete", {
- text: suggestion
- });
- }
- }
- },
-
- evaluate: function() {
- var me = this;
- var value = this.input.value;
-
- if (value.length >= this.minChars && this._list.length > 0) {
- this.index = -1;
- // Populate list with options that match
- this.ul.innerHTML = "";
-
- this.suggestions = this._list
- .map(function(item) {
- return new Suggestion(me.data(item, value));
- })
- .filter(function(item) {
- return me.filter(item, value);
- })
- .sort(this.sort)
- .slice(0, this.maxItems);
-
- this.suggestions.forEach(function(text) {
- me.ul.appendChild(me.item(text, value));
- });
-
- if (this.ul.children.length === 0) {
- this.close({ reason: "nomatches" });
- } else {
- this.open();
- }
- }
- else {
- this.close({ reason: "nomatches" });
- }
- }
- };
-
-// Static methods/properties
-
- _.all = [];
-
- _.FILTER_CONTAINS = function (text, input) {
- return RegExp($.regExpEscape(input.trim()), "i").test(text);
- };
-
- _.FILTER_STARTSWITH = function (text, input) {
- return RegExp("^" + $.regExpEscape(input.trim()), "i").test(text);
- };
-
- _.SORT_BYLENGTH = function (a, b) {
- if (a.length !== b.length) {
- return a.length - b.length;
- }
-
- return a < b? -1 : 1;
- };
-
- _.ITEM = function (text, input) {
- var html = input.trim() === '' ? text : text.replace(RegExp($.regExpEscape(input.trim()), "gi"), "<mark>$&</mark>");
- return $.create("li", {
- innerHTML: html,
- "aria-selected": "false"
- });
- };
-
- _.REPLACE = function (text) {
- this.input.value = text.value;
- };
-
- _.DATA = function (item/*, input*/) { return item; };
-
-// Private functions
-
- function Suggestion(data) {
- var o = Array.isArray(data)
- ? { label: data[0], value: data[1] }
- : typeof data === "object" && "label" in data && "value" in data ? data : { label: data, value: data };
-
- this.label = o.label || o.value;
- this.value = o.value;
- }
- Object.defineProperty(Suggestion.prototype = Object.create(String.prototype), "length", {
- get: function() { return this.label.length; }
- });
- Suggestion.prototype.toString = Suggestion.prototype.valueOf = function () {
- return "" + this.label;
- };
-
- function configure(instance, properties, o) {
- for (var i in properties) {
- var initial = properties[i],
- attrValue = instance.input.getAttribute("data-" + i.toLowerCase());
-
- if (typeof initial === "number") {
- instance[i] = parseInt(attrValue);
- }
- else if (initial === false) { // Boolean options must be false by default anyway
- instance[i] = attrValue !== null;
- }
- else if (initial instanceof Function) {
- instance[i] = null;
- }
- else {
- instance[i] = attrValue;
- }
-
- if (!instance[i] && instance[i] !== 0) {
- instance[i] = (i in o)? o[i] : initial;
- }
- }
- }
-
-// Helpers
-
- var slice = Array.prototype.slice;
-
- function $(expr, con) {
- return typeof expr === "string"? (con || document).querySelector(expr) : expr || null;
- }
-
- function $$(expr, con) {
- return slice.call((con || document).querySelectorAll(expr));
- }
-
- $.create = function(tag, o) {
- var element = document.createElement(tag);
-
- for (var i in o) {
- var val = o[i];
-
- if (i === "inside") {
- $(val).appendChild(element);
- }
- else if (i === "around") {
- var ref = $(val);
- ref.parentNode.insertBefore(element, ref);
- element.appendChild(ref);
- }
- else if (i in element) {
- element[i] = val;
- }
- else {
- element.setAttribute(i, val);
- }
- }
-
- return element;
- };
-
- $.bind = function(element, o) {
- if (element) {
- for (var event in o) {
- var callback = o[event];
-
- event.split(/\s+/).forEach(function (event) {
- element.addEventListener(event, callback);
- });
- }
- }
- };
-
- $.fire = function(target, type, properties) {
- var evt = document.createEvent("HTMLEvents");
-
- evt.initEvent(type, true, true );
-
- for (var j in properties) {
- evt[j] = properties[j];
- }
-
- return target.dispatchEvent(evt);
- };
-
- $.regExpEscape = function (s) {
- return s.replace(/[-\\^$*+?.()|[\]{}]/g, "\\$&");
- };
-
- $.siblingIndex = function (el) {
- /* eslint-disable no-cond-assign */
- for (var i = 0; el = el.previousElementSibling; i++);
- return i;
- };
-
-// Initialization
-
- function init() {
- $$("input.awesomplete").forEach(function (input) {
- new _(input);
- });
- }
-
-// Are we in a browser? Check for Document constructor
- if (typeof Document !== "undefined") {
- // DOM already loaded?
- if (document.readyState !== "loading") {
- init();
- }
- else {
- // Wait for it
- document.addEventListener("DOMContentLoaded", init);
- }
- }
-
- _.$ = $;
- _.$$ = $$;
-
-// Make sure to export Awesomplete on self when in a browser
- if (typeof self !== "undefined") {
- self.Awesomplete = _;
- }
-
-// Expose Awesomplete as a CJS module
- if (typeof module === "object" && module.exports) {
- module.exports = _;
- }
-
- return _;
-
-}());
\ No newline at end of file
projects / github / shaarli / Shaarli.git / blobdiff