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https://git.code.sf.net/p/seeddms/code
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add own version of bootstrap typeahead
This commit is contained in:
Uwe Steinmann
parent
66711458ff
commit
2842375632
338
styles/bootstrap/bootstrap/js/bootstrap-typeahead.js
vendored
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338
styles/bootstrap/bootstrap/js/bootstrap-typeahead.js
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/* =============================================================
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* bootstrap-typeahead.js v2.3.2
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* http://twitter.github.com/bootstrap/javascript.html#typeahead
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* =============================================================
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* Copyright 2012 Twitter, Inc.
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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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/* THIS IS A MODIFIED VERSION FOR SEEDDMS WHICH IS ABLE TO OVERRIDE THE render FUNCTION */
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!function($){
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"use strict"; // jshint ;_;
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/* TYPEAHEAD PUBLIC CLASS DEFINITION
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* ================================= */
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var Typeahead = function (element, options) {
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this.$element = $(element)
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this.options = $.extend({}, $.fn.typeahead.defaults, options)
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this.matcher = this.options.matcher || this.matcher
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this.render = this.options.render || this.render
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this.sorter = this.options.sorter || this.sorter
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this.highlighter = this.options.highlighter || this.highlighter
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this.updater = this.options.updater || this.updater
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this.source = this.options.source
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this.$menu = $(this.options.menu)
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this.shown = false
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this.listen()
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}
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Typeahead.prototype = {
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constructor: Typeahead
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, select: function () {
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var val = this.$menu.find('.active').attr('data-value')
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this.$element
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.val(this.updater(val))
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.change()
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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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, show: function () {
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var pos = $.extend({}, this.$element.position(), {
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height: this.$element[0].offsetHeight
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})
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this.$menu
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.insertAfter(this.$element)
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.css({
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top: pos.top + pos.height
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, left: pos.left
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})
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.show()
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this.shown = true
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return this
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}
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, hide: function () {
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this.$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 (event) {
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var items
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this.query = this.$element.val()
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if (!this.query || this.query.length < this.options.minLength) {
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return this.shown ? this.hide() : this
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}
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items = $.isFunction(this.source) ? this.source(this.query, $.proxy(this.process, this)) : this.source
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return items ? this.process(items) : this
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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) {
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return this.shown ? this.hide() : this
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}
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return this.render(items.slice(0, this.options.items)).show()
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}
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, matcher: function (item) {
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return ~item.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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if (!item.toLowerCase().indexOf(this.query.toLowerCase())) beginswith.push(item)
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else if (~item.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 query = this.query.replace(/[\-\[\]{}()*+?.,\\\^$|#\s]/g, '\\$&')
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return item.replace(new RegExp('(' + query + ')', 'ig'), function ($1, match) {
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return '<strong>' + match + '</strong>'
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})
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}
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, render: function (items) {
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var that = this
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items = $(items).map(function (i, item) {
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i = $(that.options.item).attr('data-value', item)
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i.find('a').html(that.highlighter(item))
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return i[0]
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})
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items.first().addClass('active')
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this.$menu.html(items)
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return this
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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('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', $.proxy(this.mouseleave, this))
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}
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, eventSupported: function(eventName) {
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var isSupported = eventName in this.$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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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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e.preventDefault()
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this.next()
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break
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}
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e.stopPropagation()
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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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this.move(e)
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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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, 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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default:
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this.lookup()
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}
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e.stopPropagation()
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e.preventDefault()
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}
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, focus: function (e) {
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this.focused = true
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}
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, blur: function (e) {
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this.focused = false
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if (!this.mousedover && this.shown) this.hide()
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}
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, click: function (e) {
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e.stopPropagation()
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e.preventDefault()
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this.select()
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this.$element.focus()
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}
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, mouseenter: function (e) {
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this.mousedover = true
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this.$menu.find('.active').removeClass('active')
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$(e.currentTarget).addClass('active')
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}
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, mouseleave: function (e) {
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this.mousedover = false
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if (!this.focused && this.shown) this.hide()
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}
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}
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/* TYPEAHEAD PLUGIN DEFINITION
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* =========================== */
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var old = $.fn.typeahead
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$.fn.typeahead = function (option) {
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return this.each(function () {
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var $this = $(this)
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, data = $this.data('typeahead')
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, options = typeof option == 'object' && option
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if (!data) $this.data('typeahead', (data = new Typeahead(this, options)))
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if (typeof option == 'string') data[option]()
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})
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}
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$.fn.typeahead.defaults = {
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source: []
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, items: 8
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, menu: '<ul class="typeahead dropdown-menu"></ul>'
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, item: '<li><a href="#"></a></li>'
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, minLength: 1
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}
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$.fn.typeahead.Constructor = Typeahead
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/* TYPEAHEAD NO CONFLICT
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* =================== */
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$.fn.typeahead.noConflict = function () {
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$.fn.typeahead = old
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return this
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}
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/* TYPEAHEAD DATA-API
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* ================== */
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$(document).on('focus.typeahead.data-api', '[data-provide="typeahead"]', function (e) {
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var $this = $(this)
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if ($this.data('typeahead')) return
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$this.typeahead($this.data())
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})
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}(window.jQuery);
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