Add Typeahead for Author input
Cervinko Cera
9 years ago
parent
d979ed89c6
commit
cd0aeb2857
@ -0,0 +1,93 @@
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span.twitter-typeahead .tt-menu,
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span.twitter-typeahead .tt-dropdown-menu {
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position: absolute;
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top: 100%;
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left: 0;
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z-index: 1000;
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display: none;
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float: left;
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min-width: 160px;
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padding: 5px 0;
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margin: 2px 0 0;
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list-style: none;
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font-size: 14px;
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text-align: left;
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background-color: #ffffff;
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border: 1px solid #cccccc;
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border: 1px solid rgba(0, 0, 0, 0.15);
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border-radius: 4px;
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-webkit-box-shadow: 0 6px 12px rgba(0, 0, 0, 0.175);
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box-shadow: 0 6px 12px rgba(0, 0, 0, 0.175);
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background-clip: padding-box;
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}
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span.twitter-typeahead .tt-suggestion {
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display: block;
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padding: 3px 20px;
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clear: both;
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font-weight: normal;
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line-height: 1.42857143;
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color: #333333;
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white-space: nowrap;
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}
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span.twitter-typeahead .tt-suggestion.tt-cursor,
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span.twitter-typeahead .tt-suggestion:hover,
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span.twitter-typeahead .tt-suggestion:focus {
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color: #ffffff;
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text-decoration: none;
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outline: 0;
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background-color: #337ab7;
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}
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.input-group.input-group-lg span.twitter-typeahead .form-control {
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height: 46px;
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padding: 10px 16px;
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font-size: 18px;
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line-height: 1.3333333;
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border-radius: 6px;
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}
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.input-group.input-group-sm span.twitter-typeahead .form-control {
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height: 30px;
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padding: 5px 10px;
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font-size: 12px;
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line-height: 1.5;
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border-radius: 3px;
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}
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span.twitter-typeahead {
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width: 100%;
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}
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.input-group span.twitter-typeahead {
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display: block !important;
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height: 34px;
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}
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.input-group span.twitter-typeahead .tt-menu,
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.input-group span.twitter-typeahead .tt-dropdown-menu {
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top: 32px !important;
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}
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.input-group span.twitter-typeahead:not(:first-child):not(:last-child) .form-control {
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border-radius: 0;
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}
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.input-group span.twitter-typeahead:first-child .form-control {
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border-top-left-radius: 4px;
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border-bottom-left-radius: 4px;
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border-top-right-radius: 0;
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border-bottom-right-radius: 0;
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}
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.input-group span.twitter-typeahead:last-child .form-control {
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border-top-left-radius: 0;
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border-bottom-left-radius: 0;
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border-top-right-radius: 4px;
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border-bottom-right-radius: 4px;
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}
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.input-group.input-group-sm span.twitter-typeahead {
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height: 30px;
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}
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.input-group.input-group-sm span.twitter-typeahead .tt-menu,
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.input-group.input-group-sm span.twitter-typeahead .tt-dropdown-menu {
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top: 30px !important;
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}
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.input-group.input-group-lg span.twitter-typeahead {
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height: 46px;
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}
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.input-group.input-group-lg span.twitter-typeahead .tt-menu,
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.input-group.input-group-lg span.twitter-typeahead .tt-dropdown-menu {
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top: 46px !important;
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}
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@ -0,0 +1,523 @@
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/* =============================================================
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* bootstrap3-typeahead.js v3.1.0
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* https://github.com/bassjobsen/Bootstrap-3-Typeahead
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* =============================================================
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* Original written by @mdo and @fat
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* =============================================================
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* Copyright 2014 Bass Jobsen @bassjobsen
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*
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* Licensed under the Apache License, Version 2.0 (the 'License');
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an 'AS IS' BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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* ============================================================ */
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(function (root, factory) {
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'use strict';
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// CommonJS module is defined
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if (typeof module !== 'undefined' && module.exports) {
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module.exports = factory(require('jquery'));
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}
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// AMD module is defined
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else if (typeof define === 'function' && define.amd) {
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define(['jquery'], function ($) {
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return factory ($);
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});
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} else {
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factory(root.jQuery);
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}
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}(this, function ($) {
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'use strict';
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// jshint laxcomma: true
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/* TYPEAHEAD PUBLIC CLASS DEFINITION
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* ================================= */
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var Typeahead = function (element, options) {
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this.$element = $(element);
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this.options = $.extend({}, $.fn.typeahead.defaults, options);
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this.matcher = this.options.matcher || this.matcher;
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this.sorter = this.options.sorter || this.sorter;
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this.select = this.options.select || this.select;
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this.autoSelect = typeof this.options.autoSelect == 'boolean' ? this.options.autoSelect : true;
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this.highlighter = this.options.highlighter || this.highlighter;
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this.render = this.options.render || this.render;
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this.updater = this.options.updater || this.updater;
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this.displayText = this.options.displayText || this.displayText;
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this.source = this.options.source;
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this.delay = this.options.delay;
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this.$menu = $(this.options.menu);
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this.$appendTo = this.options.appendTo ? $(this.options.appendTo) : null;
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this.shown = false;
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this.listen();
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this.showHintOnFocus = typeof this.options.showHintOnFocus == 'boolean' ? this.options.showHintOnFocus : false;
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this.afterSelect = this.options.afterSelect;
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this.addItem = false;
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};
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Typeahead.prototype = {
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constructor: Typeahead,
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select: function () {
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var val = this.$menu.find('.active').data('value');
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this.$element.data('active', val);
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if(this.autoSelect || val) {
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var newVal = this.updater(val);
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// Updater can be set to any random functions via "options" parameter in constructor above.
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// Add null check for cases when updater returns void or undefined.
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if (!newVal) {
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newVal = "";
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}
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this.$element
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.val(this.displayText(newVal) || newVal)
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.change();
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this.afterSelect(newVal);
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}
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return this.hide();
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},
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updater: function (item) {
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return item;
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},
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setSource: function (source) {
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this.source = source;
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},
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show: function () {
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var pos = $.extend({}, this.$element.position(), {
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height: this.$element[0].offsetHeight
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}), scrollHeight;
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scrollHeight = typeof this.options.scrollHeight == 'function' ?
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this.options.scrollHeight.call() :
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this.options.scrollHeight;
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var element;
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if (this.shown) {
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element = this.$menu;
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} else if (this.$appendTo) {
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element = this.$menu.appendTo(this.$appendTo);
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} else {
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element = this.$menu.insertAfter(this.$element);
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}
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element.css({
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top: pos.top + pos.height + scrollHeight
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, left: pos.left
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})
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.show();
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this.shown = true;
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return this;
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},
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hide: function () {
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this.$menu.hide();
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this.shown = false;
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return this;
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},
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lookup: function (query) {
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var items;
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if (typeof(query) != 'undefined' && query !== null) {
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this.query = query;
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} else {
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this.query = this.$element.val() || '';
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}
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if (this.query.length < this.options.minLength && !this.options.showHintOnFocus) {
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return this.shown ? this.hide() : this;
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}
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var worker = $.proxy(function() {
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if($.isFunction(this.source)) this.source(this.query, $.proxy(this.process, this));
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else if (this.source) {
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this.process(this.source);
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}
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}, this);
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clearTimeout(this.lookupWorker);
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this.lookupWorker = setTimeout(worker, this.delay);
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},
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process: function (items) {
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var that = this;
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items = $.grep(items, function (item) {
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return that.matcher(item);
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});
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items = this.sorter(items);
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if (!items.length && !this.options.addItem) {
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return this.shown ? this.hide() : this;
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}
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if (items.length > 0) {
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this.$element.data('active', items[0]);
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} else {
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this.$element.data('active', null);
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}
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// Add item
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if (this.options.addItem){
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items.push(this.options.addItem);
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}
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if (this.options.items == 'all') {
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return this.render(items).show();
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} else {
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return this.render(items.slice(0, this.options.items)).show();
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}
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},
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matcher: function (item) {
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var it = this.displayText(item);
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return ~it.toLowerCase().indexOf(this.query.toLowerCase());
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},
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sorter: function (items) {
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var beginswith = []
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, caseSensitive = []
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, caseInsensitive = []
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, item;
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while ((item = items.shift())) {
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var it = this.displayText(item);
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if (!it.toLowerCase().indexOf(this.query.toLowerCase())) beginswith.push(item);
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else if (~it.indexOf(this.query)) caseSensitive.push(item);
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else caseInsensitive.push(item);
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}
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return beginswith.concat(caseSensitive, caseInsensitive);
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},
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highlighter: function (item) {
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var html = $('<div></div>');
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var query = this.query;
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var i = item.toLowerCase().indexOf(query.toLowerCase());
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var len, leftPart, middlePart, rightPart, strong;
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len = query.length;
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if(len === 0){
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return html.text(item).html();
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}
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while (i > -1) {
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leftPart = item.substr(0, i);
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middlePart = item.substr(i, len);
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rightPart = item.substr(i + len);
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strong = $('<strong></strong>').text(middlePart);
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html
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.append(document.createTextNode(leftPart))
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.append(strong);
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item = rightPart;
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i = item.toLowerCase().indexOf(query.toLowerCase());
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}
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return html.append(document.createTextNode(item)).html();
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},
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render: function (items) {
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var that = this;
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var self = this;
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var activeFound = false;
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var data = [];
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var _category = that.options.separator;
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$.each(items, function (key,value) {
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// inject separator
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if (key > 0 && value[_category] !== items[key - 1][_category]){
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data.push({
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__type: 'divider'
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});
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}
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// inject category header
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if (value[_category] && (key === 0 || value[_category] !== items[key - 1][_category])){
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data.push({
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__type: 'category',
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name: value[_category]
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});
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}
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data.push(value);
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});
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items = $(data).map(function (i, item) {
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if ((item.__type || false) == 'category'){
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return $(that.options.headerHtml).text(item.name)[0];
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}
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if ((item.__type || false) == 'divider'){
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return $(that.options.headerDivider)[0];
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}
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var text = self.displayText(item);
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i = $(that.options.item).data('value', item);
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i.find('a').html(that.highlighter(text, item));
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if (text == self.$element.val()) {
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i.addClass('active');
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self.$element.data('active', item);
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activeFound = true;
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}
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return i[0];
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});
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if (this.autoSelect && !activeFound) {
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items.filter(':not(.dropdown-header)').first().addClass('active');
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this.$element.data('active', items.first().data('value'));
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}
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this.$menu.html(items);
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return this;
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},
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displayText: function(item) {
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return typeof item !== 'undefined' && typeof item.name != 'undefined' && item.name || item;
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},
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next: function (event) {
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var active = this.$menu.find('.active').removeClass('active')
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, next = active.next();
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if (!next.length) {
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next = $(this.$menu.find('li')[0]);
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}
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next.addClass('active');
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},
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prev: function (event) {
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var active = this.$menu.find('.active').removeClass('active')
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, prev = active.prev();
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if (!prev.length) {
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prev = this.$menu.find('li').last();
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}
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prev.addClass('active');
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},
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listen: function () {
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this.$element
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.on('focus', $.proxy(this.focus, this))
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.on('blur', $.proxy(this.blur, this))
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.on('keypress', $.proxy(this.keypress, this))
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.on('input', $.proxy(this.input, this))
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.on('keyup', $.proxy(this.keyup, this));
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if (this.eventSupported('keydown')) {
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this.$element.on('keydown', $.proxy(this.keydown, this));
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}
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this.$menu
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.on('click', $.proxy(this.click, this))
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.on('mouseenter', 'li', $.proxy(this.mouseenter, this))
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.on('mouseleave', 'li', $.proxy(this.mouseleave, this));
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},
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destroy : function () {
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this.$element.data('typeahead',null);
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this.$element.data('active',null);
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this.$element
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.off('focus')
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.off('blur')
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.off('keypress')
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.off('input')
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.off('keyup');
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if (this.eventSupported('keydown')) {
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this.$element.off('keydown');
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}
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this.$menu.remove();
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},
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eventSupported: function(eventName) {
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var isSupported = eventName in this.$element;
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if (!isSupported) {
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this.$element.setAttribute(eventName, 'return;');
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isSupported = typeof this.$element[eventName] === 'function';
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}
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return isSupported;
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},
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move: function (e) {
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if (!this.shown) return;
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switch(e.keyCode) {
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case 9: // tab
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case 13: // enter
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case 27: // escape
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e.preventDefault();
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break;
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case 38: // up arrow
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// with the shiftKey (this is actually the left parenthesis)
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if (e.shiftKey) return;
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e.preventDefault();
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this.prev();
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break;
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case 40: // down arrow
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// with the shiftKey (this is actually the right parenthesis)
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if (e.shiftKey) return;
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e.preventDefault();
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this.next();
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break;
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}
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},
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keydown: function (e) {
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this.suppressKeyPressRepeat = ~$.inArray(e.keyCode, [40,38,9,13,27]);
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if (!this.shown && e.keyCode == 40) {
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this.lookup();
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} else {
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this.move(e);
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}
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},
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keypress: function (e) {
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if (this.suppressKeyPressRepeat) return;
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this.move(e);
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},
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input: function (e) {
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this.lookup();
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e.preventDefault();
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},
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keyup: function (e) {
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switch(e.keyCode) {
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case 40: // down arrow
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case 38: // up arrow
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case 16: // shift
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case 17: // ctrl
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case 18: // alt
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break;
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case 9: // tab
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case 13: // enter
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if (!this.shown) return;
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this.select();
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break;
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case 27: // escape
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if (!this.shown) return;
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this.hide();
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break;
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}
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e.preventDefault();
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||||
},
|
||||
|
||||
focus: function (e) {
|
||||
if (!this.focused) {
|
||||
this.focused = true;
|
||||
if (this.options.showHintOnFocus) {
|
||||
this.lookup('');
|
||||
}
|
||||
}
|
||||
},
|
||||
|
||||
blur: function (e) {
|
||||
this.focused = false;
|
||||
if (!this.mousedover && this.shown) this.hide();
|
||||
},
|
||||
|
||||
click: function (e) {
|
||||
e.preventDefault();
|
||||
this.select();
|
||||
this.$element.focus();
|
||||
this.hide();
|
||||
},
|
||||
|
||||
mouseenter: function (e) {
|
||||
this.mousedover = true;
|
||||
this.$menu.find('.active').removeClass('active');
|
||||
$(e.currentTarget).addClass('active');
|
||||
},
|
||||
|
||||
mouseleave: function (e) {
|
||||
this.mousedover = false;
|
||||
if (!this.focused && this.shown) this.hide();
|
||||
}
|
||||
|
||||
};
|
||||
|
||||
|
||||
/* TYPEAHEAD PLUGIN DEFINITION
|
||||
* =========================== */
|
||||
|
||||
var old = $.fn.typeahead;
|
||||
|
||||
$.fn.typeahead = function (option) {
|
||||
var arg = arguments;
|
||||
if (typeof option == 'string' && option == 'getActive') {
|
||||
return this.data('active');
|
||||
}
|
||||
return this.each(function () {
|
||||
var $this = $(this)
|
||||
, data = $this.data('typeahead')
|
||||
, options = typeof option == 'object' && option;
|
||||
if (!data) $this.data('typeahead', (data = new Typeahead(this, options)));
|
||||
if (typeof option == 'string' && data[option]) {
|
||||
if (arg.length > 1) {
|
||||
data[option].apply(data, Array.prototype.slice.call(arg ,1));
|
||||
} else {
|
||||
data[option]();
|
||||
}
|
||||
}
|
||||
});
|
||||
};
|
||||
|
||||
$.fn.typeahead.defaults = {
|
||||
source: [],
|
||||
items: 8,
|
||||
menu: '<ul class="typeahead dropdown-menu" role="listbox"></ul>',
|
||||
item: '<li><a class="dropdown-item" href="#" role="option"></a></li>',
|
||||
minLength: 1,
|
||||
scrollHeight: 0,
|
||||
autoSelect: true,
|
||||
afterSelect: $.noop,
|
||||
addItem: false,
|
||||
delay: 0,
|
||||
separator: 'category',
|
||||
headerHtml: '<li class="dropdown-header"></li>',
|
||||
headerDivider: '<li class="divider" role="separator"></li>'
|
||||
};
|
||||
|
||||
$.fn.typeahead.Constructor = Typeahead;
|
||||
|
||||
|
||||
/* TYPEAHEAD NO CONFLICT
|
||||
* =================== */
|
||||
|
||||
$.fn.typeahead.noConflict = function () {
|
||||
$.fn.typeahead = old;
|
||||
return this;
|
||||
};
|
||||
|
||||
|
||||
/* TYPEAHEAD DATA-API
|
||||
* ================== */
|
||||
|
||||
$(document).on('focus.typeahead.data-api', '[data-provide="typeahead"]', function (e) {
|
||||
var $this = $(this);
|
||||
if ($this.data('typeahead')) return;
|
||||
$this.typeahead($this.data());
|
||||
});
|
||||
|
||||
}));
|
||||
Loading…
Reference in New Issue