Commit 1e0365fd authored by Ad Schellevis's avatar Ad Schellevis

(ui) add bootstrap3-typeahead to core

parent fb059fa7
/* =============================================================
* bootstrap3-typeahead.js v3.1.0
* https://github.com/bassjobsen/Bootstrap-3-Typeahead
* =============================================================
* Original written by @mdo and @fat
* =============================================================
* Copyright 2014 Bass Jobsen @bassjobsen
*
* Licensed under the Apache License, Version 2.0 (the 'License');
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an 'AS IS' BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============================================================ */
(function (root, factory) {
'use strict';
// CommonJS module is defined
if (typeof module !== 'undefined' && module.exports) {
module.exports = factory(require('jquery'));
}
// AMD module is defined
else if (typeof define === 'function' && define.amd) {
define(['jquery'], function ($) {
return factory ($);
});
} else {
factory(root.jQuery);
}
}(this, function ($) {
'use strict';
// jshint laxcomma: true
/* TYPEAHEAD PUBLIC CLASS DEFINITION
* ================================= */
var Typeahead = function (element, options) {
this.$element = $(element);
this.options = $.extend({}, $.fn.typeahead.defaults, options);
this.matcher = this.options.matcher || this.matcher;
this.sorter = this.options.sorter || this.sorter;
this.select = this.options.select || this.select;
this.autoSelect = typeof this.options.autoSelect == 'boolean' ? this.options.autoSelect : true;
this.highlighter = this.options.highlighter || this.highlighter;
this.render = this.options.render || this.render;
this.updater = this.options.updater || this.updater;
this.displayText = this.options.displayText || this.displayText;
this.source = this.options.source;
this.delay = this.options.delay;
this.$menu = $(this.options.menu);
this.$appendTo = this.options.appendTo ? $(this.options.appendTo) : null;
this.shown = false;
this.listen();
this.showHintOnFocus = typeof this.options.showHintOnFocus == 'boolean' ? this.options.showHintOnFocus : false;
this.afterSelect = this.options.afterSelect;
this.addItem = false;
};
Typeahead.prototype = {
constructor: Typeahead,
select: function () {
var val = this.$menu.find('.active').data('value');
this.$element.data('active', val);
if(this.autoSelect || val) {
var newVal = this.updater(val);
// Updater can be set to any random functions via "options" parameter in constructor above.
// Add null check for cases when upadter returns void or undefined.
if (!newVal) {
newVal = "";
}
this.$element
.val(this.displayText(newVal) || newVal)
.change();
this.afterSelect(newVal);
}
return this.hide();
},
updater: function (item) {
return item;
},
setSource: function (source) {
this.source = source;
},
show: function () {
var pos = $.extend({}, this.$element.position(), {
height: this.$element[0].offsetHeight
}), scrollHeight;
scrollHeight = typeof this.options.scrollHeight == 'function' ?
this.options.scrollHeight.call() :
this.options.scrollHeight;
var element;
if (this.shown) {
element = this.$menu;
} else if (this.$appendTo) {
element = this.$menu.appendTo(this.$appendTo);
} else {
element = this.$menu.insertAfter(this.$element);
}
element.css({
top: pos.top + pos.height + scrollHeight
, left: pos.left
})
.show();
this.shown = true;
return this;
},
hide: function () {
this.$menu.hide();
this.shown = false;
return this;
},
lookup: function (query) {
var items;
if (typeof(query) != 'undefined' && query !== null) {
this.query = query;
} else {
this.query = this.$element.val() || '';
}
if (this.query.length < this.options.minLength) {
return this.shown ? this.hide() : this;
}
var worker = $.proxy(function() {
if($.isFunction(this.source)) this.process(this.source(this.query, $.proxy(this.process, this)));
else if (this.source) {
this.process(this.source);
}
}, this);
clearTimeout(this.lookupWorker);
this.lookupWorker = setTimeout(worker, this.delay);
},
process: function (items) {
var that = this;
items = $.grep(items, function (item) {
return that.matcher(item);
});
items = this.sorter(items);
if (!items.length && !this.options.addItem) {
return this.shown ? this.hide() : this;
}
if (items.length > 0) {
this.$element.data('active', items[0]);
} else {
this.$element.data('active', null);
}
// Add item
if (this.options.addItem){
items.push(this.options.addItem);
}
if (this.options.items == 'all') {
return this.render(items).show();
} else {
return this.render(items.slice(0, this.options.items)).show();
}
},
matcher: function (item) {
var it = this.displayText(item);
return ~it.toLowerCase().indexOf(this.query.toLowerCase());
},
sorter: function (items) {
var beginswith = []
, caseSensitive = []
, caseInsensitive = []
, item;
while ((item = items.shift())) {
var it = this.displayText(item);
if (!it.toLowerCase().indexOf(this.query.toLowerCase())) beginswith.push(item);
else if (~it.indexOf(this.query)) caseSensitive.push(item);
else caseInsensitive.push(item);
}
return beginswith.concat(caseSensitive, caseInsensitive);
},
highlighter: function (item) {
var html = $('<div></div>');
var query = this.query;
var i = item.toLowerCase().indexOf(query.toLowerCase());
var len, leftPart, middlePart, rightPart, strong;
len = query.length;
if(len === 0){
return html.text(item).html();
}
while (i > -1) {
leftPart = item.substr(0, i);
middlePart = item.substr(i, len);
rightPart = item.substr(i + len);
strong = $('<strong></strong>').text(middlePart);
html
.append(document.createTextNode(leftPart))
.append(strong);
item = rightPart;
i = item.toLowerCase().indexOf(query.toLowerCase());
}
return html.append(document.createTextNode(item)).html();
},
render: function (items) {
var that = this;
var self = this;
var activeFound = false;
items = $(items).map(function (i, item) {
var text = self.displayText(item);
i = $(that.options.item).data('value', item);
i.find('a').html(that.highlighter(text));
if (text == self.$element.val()) {
i.addClass('active');
self.$element.data('active', item);
activeFound = true;
}
return i[0];
});
if (this.autoSelect && !activeFound) {
items.first().addClass('active');
this.$element.data('active', items.first().data('value'));
}
this.$menu.html(items);
return this;
},
displayText: function(item) {
return typeof item !== 'undefined' && typeof item.name != 'undefined' && item.name || item;
},
next: function (event) {
var active = this.$menu.find('.active').removeClass('active')
, next = active.next();
if (!next.length) {
next = $(this.$menu.find('li')[0]);
}
next.addClass('active');
},
prev: function (event) {
var active = this.$menu.find('.active').removeClass('active')
, prev = active.prev();
if (!prev.length) {
prev = this.$menu.find('li').last();
}
prev.addClass('active');
},
listen: function () {
this.$element
.on('focus', $.proxy(this.focus, this))
.on('blur', $.proxy(this.blur, this))
.on('keypress', $.proxy(this.keypress, this))
.on('keyup', $.proxy(this.keyup, this));
if (this.eventSupported('keydown')) {
this.$element.on('keydown', $.proxy(this.keydown, this));
}
this.$menu
.on('click', $.proxy(this.click, this))
.on('mouseenter', 'li', $.proxy(this.mouseenter, this))
.on('mouseleave', 'li', $.proxy(this.mouseleave, this));
},
destroy : function () {
this.$element.data('typeahead',null);
this.$element.data('active',null);
this.$element
.off('focus')
.off('blur')
.off('keypress')
.off('keyup');
if (this.eventSupported('keydown')) {
this.$element.off('keydown');
}
this.$menu.remove();
},
eventSupported: function(eventName) {
var isSupported = eventName in this.$element;
if (!isSupported) {
this.$element.setAttribute(eventName, 'return;');
isSupported = typeof this.$element[eventName] === 'function';
}
return isSupported;
},
move: function (e) {
if (!this.shown) return;
switch(e.keyCode) {
case 9: // tab
case 13: // enter
case 27: // escape
e.preventDefault();
break;
case 38: // up arrow
// with the shiftKey (this is actually the left parenthesis)
if (e.shiftKey) return;
e.preventDefault();
this.prev();
break;
case 40: // down arrow
// with the shiftKey (this is actually the right parenthesis)
if (e.shiftKey) return;
e.preventDefault();
this.next();
break;
}
},
keydown: function (e) {
this.suppressKeyPressRepeat = ~$.inArray(e.keyCode, [40,38,9,13,27]);
if (!this.shown && e.keyCode == 40) {
this.lookup();
} else {
this.move(e);
}
},
keypress: function (e) {
if (this.suppressKeyPressRepeat) return;
this.move(e);
},
keyup: function (e) {
switch(e.keyCode) {
case 40: // down arrow
case 38: // up arrow
case 16: // shift
case 17: // ctrl
case 18: // alt
break;
case 9: // tab
case 13: // enter
if (!this.shown) return;
this.select();
break;
case 27: // escape
if (!this.shown) return;
this.hide();
break;
default:
this.lookup();
}
e.preventDefault();
},
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.$element.focus();
},
mouseenter: function (e) {
this.mousedover = true;
this.$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') {
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
};
$.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());
});
}));
!function(root,factory){"use strict";"undefined"!=typeof module&&module.exports?module.exports=factory(require("jquery")):"function"==typeof define&&define.amd?define(["jquery"],function($){return factory($)}):factory(root.jQuery)}(this,function($){"use strict";var Typeahead=function(element,options){this.$element=$(element),this.options=$.extend({},$.fn.typeahead.defaults,options),this.matcher=this.options.matcher||this.matcher,this.sorter=this.options.sorter||this.sorter,this.select=this.options.select||this.select,this.autoSelect="boolean"==typeof this.options.autoSelect?this.options.autoSelect:!0,this.highlighter=this.options.highlighter||this.highlighter,this.render=this.options.render||this.render,this.updater=this.options.updater||this.updater,this.displayText=this.options.displayText||this.displayText,this.source=this.options.source,this.delay=this.options.delay,this.$menu=$(this.options.menu),this.$appendTo=this.options.appendTo?$(this.options.appendTo):null,this.shown=!1,this.listen(),this.showHintOnFocus="boolean"==typeof this.options.showHintOnFocus?this.options.showHintOnFocus:!1,this.afterSelect=this.options.afterSelect,this.addItem=!1};Typeahead.prototype={constructor:Typeahead,select:function(){var val=this.$menu.find(".active").data("value");if(this.$element.data("active",val),this.autoSelect||val){var newVal=this.updater(val);newVal||(newVal=""),this.$element.val(this.displayText(newVal)||newVal).change(),this.afterSelect(newVal)}return this.hide()},updater:function(item){return item},setSource:function(source){this.source=source},show:function(){var scrollHeight,pos=$.extend({},this.$element.position(),{height:this.$element[0].offsetHeight});scrollHeight="function"==typeof this.options.scrollHeight?this.options.scrollHeight.call():this.options.scrollHeight;var element;return element=this.shown?this.$menu:this.$appendTo?this.$menu.appendTo(this.$appendTo):this.$menu.insertAfter(this.$element),element.css({top:pos.top+pos.height+scrollHeight,left:pos.left}).show(),this.shown=!0,this},hide:function(){return this.$menu.hide(),this.shown=!1,this},lookup:function(query){if("undefined"!=typeof query&&null!==query?this.query=query:this.query=this.$element.val()||"",this.query.length<this.options.minLength)return this.shown?this.hide():this;var worker=$.proxy(function(){$.isFunction(this.source)?this.source(this.query,$.proxy(this.process,this)):this.source&&this.process(this.source)},this);clearTimeout(this.lookupWorker),this.lookupWorker=setTimeout(worker,this.delay)},process:function(items){var that=this;return items=$.grep(items,function(item){return that.matcher(item)}),items=this.sorter(items),items.length||this.options.addItem?(items.length>0?this.$element.data("active",items[0]):this.$element.data("active",null),this.options.addItem&&items.push(this.options.addItem),"all"==this.options.items?this.render(items).show():this.render(items.slice(0,this.options.items)).show()):this.shown?this.hide():this},matcher:function(item){var it=this.displayText(item);return~it.toLowerCase().indexOf(this.query.toLowerCase())},sorter:function(items){for(var item,beginswith=[],caseSensitive=[],caseInsensitive=[];item=items.shift();){var it=this.displayText(item);it.toLowerCase().indexOf(this.query.toLowerCase())?~it.indexOf(this.query)?caseSensitive.push(item):caseInsensitive.push(item):beginswith.push(item)}return beginswith.concat(caseSensitive,caseInsensitive)},highlighter:function(item){var len,leftPart,middlePart,rightPart,strong,html=$("<div></div>"),query=this.query,i=item.toLowerCase().indexOf(query.toLowerCase());if(len=query.length,0===len)return html.text(item).html();for(;i>-1;)leftPart=item.substr(0,i),middlePart=item.substr(i,len),rightPart=item.substr(i+len),strong=$("<strong></strong>").text(middlePart),html.append(document.createTextNode(leftPart)).append(strong),item=rightPart,i=item.toLowerCase().indexOf(query.toLowerCase());return html.append(document.createTextNode(item)).html()},render:function(items){var that=this,self=this,activeFound=!1;return items=$(items).map(function(i,item){var text=self.displayText(item);return i=$(that.options.item).data("value",item),i.find("a").html(that.highlighter(text)),text==self.$element.val()&&(i.addClass("active"),self.$element.data("active",item),activeFound=!0),i[0]}),this.autoSelect&&!activeFound&&(items.first().addClass("active"),this.$element.data("active",items.first().data("value"))),this.$menu.html(items),this},displayText:function(item){return"undefined"!=typeof item&&"undefined"!=typeof item.name&&item.name||item},next:function(event){var active=this.$menu.find(".active").removeClass("active"),next=active.next();next.length||(next=$(this.$menu.find("li")[0])),next.addClass("active")},prev:function(event){var active=this.$menu.find(".active").removeClass("active"),prev=active.prev();prev.length||(prev=this.$menu.find("li").last()),prev.addClass("active")},listen:function(){this.$element.on("focus",$.proxy(this.focus,this)).on("blur",$.proxy(this.blur,this)).on("keypress",$.proxy(this.keypress,this)).on("keyup",$.proxy(this.keyup,this)),this.eventSupported("keydown")&&this.$element.on("keydown",$.proxy(this.keydown,this)),this.$menu.on("click",$.proxy(this.click,this)).on("mouseenter","li",$.proxy(this.mouseenter,this)).on("mouseleave","li",$.proxy(this.mouseleave,this))},destroy:function(){this.$element.data("typeahead",null),this.$element.data("active",null),this.$element.off("focus").off("blur").off("keypress").off("keyup"),this.eventSupported("keydown")&&this.$element.off("keydown"),this.$menu.remove()},eventSupported:function(eventName){var isSupported=eventName in this.$element;return isSupported||(this.$element.setAttribute(eventName,"return;"),isSupported="function"==typeof this.$element[eventName]),isSupported},move:function(e){if(this.shown)switch(e.keyCode){case 9:case 13:case 27:e.preventDefault();break;case 38:if(e.shiftKey)return;e.preventDefault(),this.prev();break;case 40:if(e.shiftKey)return;e.preventDefault(),this.next()}},keydown:function(e){this.suppressKeyPressRepeat=~$.inArray(e.keyCode,[40,38,9,13,27]),this.shown||40!=e.keyCode?this.move(e):this.lookup()},keypress:function(e){this.suppressKeyPressRepeat||this.move(e)},keyup:function(e){switch(e.keyCode){case 40:case 38:case 16:case 17:case 18:break;case 9:case 13:if(!this.shown)return;this.select();break;case 27:if(!this.shown)return;this.hide();break;default:this.lookup()}e.preventDefault()},focus:function(e){this.focused||(this.focused=!0,this.options.showHintOnFocus&&this.lookup(""))},blur:function(e){this.focused=!1,!this.mousedover&&this.shown&&this.hide()},click:function(e){e.preventDefault(),this.select(),this.$element.focus()},mouseenter:function(e){this.mousedover=!0,this.$menu.find(".active").removeClass("active"),$(e.currentTarget).addClass("active")},mouseleave:function(e){this.mousedover=!1,!this.focused&&this.shown&&this.hide()}};var old=$.fn.typeahead;$.fn.typeahead=function(option){var arg=arguments;return"string"==typeof option&&"getActive"==option?this.data("active"):this.each(function(){var $this=$(this),data=$this.data("typeahead"),options="object"==typeof option&&option;data||$this.data("typeahead",data=new Typeahead(this,options)),"string"==typeof option&&(arg.length>1?data[option].apply(data,Array.prototype.slice.call(arg,1)):data[option]())})},$.fn.typeahead.defaults={source:[],items:8,menu:'<ul class="typeahead dropdown-menu" role="listbox"></ul>',item:'<li><a class="dropdown-item" href="#" role="option"></a></li>',minLength:1,scrollHeight:0,autoSelect:!0,afterSelect:$.noop,addItem:!1,delay:0},$.fn.typeahead.Constructor=Typeahead,$.fn.typeahead.noConflict=function(){return $.fn.typeahead=old,this},$(document).on("focus.typeahead.data-api",'[data-provide="typeahead"]',function(e){var $this=$(this);$this.data("typeahead")||$this.typeahead($this.data())})});
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