rework autocomplete: update query-textcomplete
This commit is contained in:
rabuzarus
Roland Haeder
parent
586b251539
commit
1a7ec34e71
1 changed files with 202 additions and 79 deletions
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@ -1,3 +1,16 @@
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(function (factory) {
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if (typeof define === 'function' && define.amd) {
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// AMD. Register as an anonymous module.
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define(['jquery'], factory);
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} else if (typeof module === "object" && module.exports) {
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var $ = require('jquery');
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module.exports = factory($);
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} else {
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// Browser globals
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factory(jQuery);
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}
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}(function (jQuery) {
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/*!
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* jQuery.textcomplete
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*
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@ -17,13 +30,18 @@ if (typeof jQuery === 'undefined') {
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if (console.warn) { console.warn(message); }
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};
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var id = 1;
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$.fn.textcomplete = function (strategies, option) {
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var args = Array.prototype.slice.call(arguments);
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return this.each(function () {
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var self = this;
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var $this = $(this);
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var completer = $this.data('textComplete');
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if (!completer) {
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completer = new $.fn.textcomplete.Completer(this, option || {});
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option || (option = {});
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option._oid = id++; // unique object id
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completer = new $.fn.textcomplete.Completer(this, option);
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$this.data('textComplete', completer);
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}
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if (typeof strategies === 'string') {
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@ -45,7 +63,10 @@ if (typeof jQuery === 'undefined') {
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}
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});
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});
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completer.register($.fn.textcomplete.Strategy.parse(strategies));
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completer.register($.fn.textcomplete.Strategy.parse(strategies, {
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el: self,
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$el: $this
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}));
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}
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});
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};
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@ -115,6 +136,10 @@ if (typeof jQuery === 'undefined') {
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return Object.prototype.toString.call(obj) === '[object String]';
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};
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var isFunction = function (obj) {
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return Object.prototype.toString.call(obj) === '[object Function]';
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};
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var uniqueId = 0;
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function Completer(element, option) {
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@ -224,8 +249,10 @@ if (typeof jQuery === 'undefined') {
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//
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// value - The selected element of the array callbacked from search func.
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// strategy - The Strategy object.
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select: function (value, strategy) {
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this.adapter.select(value, strategy);
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// e - Click or keydown event object.
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select: function (value, strategy, e) {
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this._term = null;
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this.adapter.select(value, strategy, e);
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this.fire('change').fire('textComplete:select', value, strategy);
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this.adapter.focus();
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},
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@ -248,8 +275,9 @@ if (typeof jQuery === 'undefined') {
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var strategy = this.strategies[i];
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var context = strategy.context(text);
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if (context || context === '') {
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var matchRegexp = isFunction(strategy.match) ? strategy.match(text) : strategy.match;
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if (isString(context)) { text = context; }
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var match = text.match(strategy.match);
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var match = text.match(matchRegexp);
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if (match) { return [strategy, match[strategy.index], match]; }
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}
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}
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@ -262,14 +290,14 @@ if (typeof jQuery === 'undefined') {
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strategy.search(term, function (data, stillSearching) {
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if (!self.dropdown.shown) {
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self.dropdown.activate();
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self.dropdown.setPosition(self.adapter.getCaretPosition());
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}
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if (self._clearAtNext) {
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// The first callback in the current lock.
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self.dropdown.clear();
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self._clearAtNext = false;
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}
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self.dropdown.render(self._zip(data, strategy));
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self.dropdown.setPosition(self.adapter.getCaretPosition());
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self.dropdown.render(self._zip(data, strategy, term));
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if (!stillSearching) {
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// The last callback in the current lock.
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free();
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@ -284,9 +312,9 @@ if (typeof jQuery === 'undefined') {
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//
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// this._zip(['a', 'b'], 's');
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// //=> [{ value: 'a', strategy: 's' }, { value: 'b', strategy: 's' }]
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_zip: function (data, strategy) {
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_zip: function (data, strategy, term) {
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return $.map(data, function (value) {
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return { value: value, strategy: strategy };
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return { value: value, strategy: strategy, term: term };
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});
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}
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});
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@ -297,6 +325,8 @@ if (typeof jQuery === 'undefined') {
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+function ($) {
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'use strict';
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var $window = $(window);
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var include = function (zippedData, datum) {
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var i, elem;
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var idProperty = datum.strategy.idProperty
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@ -320,6 +350,16 @@ if (typeof jQuery === 'undefined') {
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});
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});
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var commands = {
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SKIP_DEFAULT: 0,
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KEY_UP: 1,
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KEY_DOWN: 2,
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KEY_ENTER: 3,
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KEY_PAGEUP: 4,
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KEY_PAGEDOWN: 5,
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KEY_ESCAPE: 6
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};
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// Dropdown view
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// =============
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@ -327,7 +367,7 @@ if (typeof jQuery === 'undefined') {
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//
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// element - Textarea or contenteditable element.
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function Dropdown(element, completer, option) {
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this.$el = Dropdown.findOrCreateElement(option);
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this.$el = Dropdown.createElement(option);
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this.completer = completer;
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this.id = completer.id + 'dropdown';
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this._data = []; // zipped data.
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@ -338,7 +378,7 @@ if (typeof jQuery === 'undefined') {
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if (option.listPosition) { this.setPosition = option.listPosition; }
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if (option.height) { this.$el.height(option.height); }
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var self = this;
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$.each(['maxCount', 'placement', 'footer', 'header', 'className'], function (_i, name) {
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$.each(['maxCount', 'placement', 'footer', 'header', 'noResultsMessage', 'className'], function (_i, name) {
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if (option[name] != null) { self[name] = option[name]; }
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});
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this._bindEvents(element);
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@ -349,18 +389,19 @@ if (typeof jQuery === 'undefined') {
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// Class methods
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// -------------
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findOrCreateElement: function (option) {
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createElement: function (option) {
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var $parent = option.appendTo;
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if (!($parent instanceof $)) { $parent = $($parent); }
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var $el = $parent.children('.dropdown-menu')
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if (!$el.length) {
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$el = $('<ul class="dropdown-menu"></ul>').css({
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var $el = $('<ul></ul>')
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.addClass('dropdown-menu textcomplete-dropdown')
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.attr('id', 'textcomplete-dropdown-' + option._oid)
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.css({
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display: 'none',
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left: 0,
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position: 'absolute',
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zIndex: option.zIndex
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}).appendTo($parent);
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}
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})
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.appendTo($parent);
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return $el;
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}
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});
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@ -403,16 +444,19 @@ if (typeof jQuery === 'undefined') {
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this._renderFooter(unzippedData);
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if (contentsHtml) {
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this._renderContents(contentsHtml);
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this._fitToBottom();
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this._activateIndexedItem();
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}
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this._setScroll();
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} else if (this.noResultsMessage) {
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this._renderNoResultsMessage(unzippedData);
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} else if (this.shown) {
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this.deactivate();
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}
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},
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setPosition: function (position) {
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this.$el.css(this._applyPlacement(position));
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setPosition: function (pos) {
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this.$el.css(this._applyPlacement(pos));
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// Make the dropdown fixed if the input is also fixed
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// This can't be done during init, as textcomplete may be used on multiple elements on the same page
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@ -436,7 +480,7 @@ if (typeof jQuery === 'undefined') {
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this.$el.html('');
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this.data = [];
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this._index = 0;
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this._$header = this._$footer = null;
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this._$header = this._$footer = this._$noResultsMessage = null;
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},
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activate: function () {
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@ -481,19 +525,25 @@ if (typeof jQuery === 'undefined') {
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return e.keyCode === 34; // PAGEDOWN
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},
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isEscape: function (e) {
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return e.keyCode === 27; // ESCAPE
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},
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// Private properties
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// ------------------
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_data: null, // Currently shown zipped data.
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_index: null,
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_$header: null,
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_$noResultsMessage: null,
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_$footer: null,
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// Private methods
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// ---------------
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_bindEvents: function () {
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this.$el.on('mousedown.' + this.id, '.textcomplete-item', $.proxy(this._onClick, this))
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this.$el.on('mousedown.' + this.id, '.textcomplete-item', $.proxy(this._onClick, this));
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this.$el.on('touchstart.' + this.id, '.textcomplete-item', $.proxy(this._onClick, this));
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this.$el.on('mouseover.' + this.id, '.textcomplete-item', $.proxy(this._onMouseover, this));
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this.$inputEl.on('keydown.' + this.id, $.proxy(this._onKeydown, this));
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},
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@ -506,11 +556,16 @@ if (typeof jQuery === 'undefined') {
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$el = $el.closest('.textcomplete-item');
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}
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var datum = this.data[parseInt($el.data('index'), 10)];
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this.completer.select(datum.value, datum.strategy);
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this.completer.select(datum.value, datum.strategy, e);
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var self = this;
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// Deactive at next tick to allow other event handlers to know whether
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// the dropdown has been shown or not.
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setTimeout(function () { self.deactivate(); }, 0);
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setTimeout(function () {
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self.deactivate();
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if (e.type === 'touchstart') {
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self.$inputEl.focus();
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}
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}, 0);
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},
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// Activate hovered item.
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@ -526,21 +581,58 @@ if (typeof jQuery === 'undefined') {
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_onKeydown: function (e) {
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if (!this.shown) { return; }
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if (this.isUp(e)) {
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var command;
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if ($.isFunction(this.option.onKeydown)) {
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command = this.option.onKeydown(e, commands);
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}
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if (command == null) {
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command = this._defaultKeydown(e);
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}
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switch (command) {
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case commands.KEY_UP:
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e.preventDefault();
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this._up();
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} else if (this.isDown(e)) {
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break;
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case commands.KEY_DOWN:
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e.preventDefault();
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this._down();
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} else if (this.isEnter(e)) {
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break;
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case commands.KEY_ENTER:
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e.preventDefault();
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this._enter();
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} else if (this.isPageup(e)) {
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this._enter(e);
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break;
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case commands.KEY_PAGEUP:
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e.preventDefault();
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this._pageup();
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} else if (this.isPagedown(e)) {
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break;
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case commands.KEY_PAGEDOWN:
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e.preventDefault();
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this._pagedown();
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break;
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case commands.KEY_ESCAPE:
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e.preventDefault();
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this.deactivate();
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break;
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}
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},
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_defaultKeydown: function (e) {
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if (this.isUp(e)) {
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return commands.KEY_UP;
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} else if (this.isDown(e)) {
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return commands.KEY_DOWN;
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} else if (this.isEnter(e)) {
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return commands.KEY_ENTER;
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} else if (this.isPageup(e)) {
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return commands.KEY_PAGEUP;
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} else if (this.isPagedown(e)) {
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return commands.KEY_PAGEDOWN;
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} else if (this.isEscape(e)) {
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return commands.KEY_ESCAPE;
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}
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},
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@ -564,10 +656,10 @@ if (typeof jQuery === 'undefined') {
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this._setScroll();
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},
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_enter: function () {
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_enter: function (e) {
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var datum = this.data[parseInt(this._getActiveElement().data('index'), 10)];
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this.completer.select(datum.value, datum.strategy);
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this._setScroll();
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this.completer.select(datum.value, datum.strategy, e);
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this.deactivate();
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},
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_pageup: function () {
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@ -630,7 +722,7 @@ if (typeof jQuery === 'undefined') {
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index = this.data.length;
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this.data.push(datum);
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html += '<li class="textcomplete-item" data-index="' + index + '"><a>';
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html += datum.strategy.template(datum.value);
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html += datum.strategy.template(datum.value, datum.term);
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html += '</a></li>';
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}
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return html;
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@ -656,6 +748,16 @@ if (typeof jQuery === 'undefined') {
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}
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},
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_renderNoResultsMessage: function (unzippedData) {
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if (this.noResultsMessage) {
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if (!this._$noResultsMessage) {
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this._$noResultsMessage = $('<li class="textcomplete-no-results-message"></li>').appendTo(this.$el);
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}
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var html = $.isFunction(this.noResultsMessage) ? this.noResultsMessage(unzippedData) : this.noResultsMessage;
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this._$noResultsMessage.html(html);
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}
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},
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_renderContents: function (html) {
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if (this._$footer) {
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this._$footer.before(html);
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@ -664,6 +766,14 @@ if (typeof jQuery === 'undefined') {
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}
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},
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_fitToBottom: function() {
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var windowScrollBottom = $window.scrollTop() + $window.height();
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var height = this.$el.height();
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if ((this.$el.position().top + height) > windowScrollBottom) {
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this.$el.offset({top: windowScrollBottom - height});
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}
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},
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_applyPlacement: function (position) {
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// If the 'placement' option set to 'top', move the position above the element.
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if (this.placement.indexOf('top') !== -1) {
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@ -688,6 +798,7 @@ if (typeof jQuery === 'undefined') {
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});
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$.fn.textcomplete.Dropdown = Dropdown;
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$.extend($.fn.textcomplete, commands);
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}(jQuery);
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+function ($) {
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@ -713,9 +824,12 @@ if (typeof jQuery === 'undefined') {
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if (this.cache) { this.search = memoize(this.search); }
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}
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Strategy.parse = function (optionsArray) {
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return $.map(optionsArray, function (options) {
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return new Strategy(options);
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Strategy.parse = function (strategiesArray, params) {
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return $.map(strategiesArray, function (strategy) {
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var strategyObj = new Strategy(strategy);
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strategyObj.el = params.el;
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strategyObj.$el = params.$el;
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return strategyObj;
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});
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};
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@ -848,6 +962,7 @@ if (typeof jQuery === 'undefined') {
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// Suppress searching if it returns true.
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_skipSearch: function (clickEvent) {
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switch (clickEvent.keyCode) {
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case 13: // ENTER
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case 40: // DOWN
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case 38: // UP
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return true;
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@ -894,10 +1009,11 @@ if (typeof jQuery === 'undefined') {
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// --------------
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// Update the textarea with the given value and strategy.
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select: function (value, strategy) {
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select: function (value, strategy, e) {
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var pre = this.getTextFromHeadToCaret();
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var post = this.el.value.substring(this.el.selectionEnd);
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var newSubstr = strategy.replace(value);
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var newSubstr = strategy.replace(value, e);
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if (typeof newSubstr !== 'undefined') {
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if ($.isArray(newSubstr)) {
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post = newSubstr[1] + post;
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newSubstr = newSubstr[0];
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@ -905,6 +1021,7 @@ if (typeof jQuery === 'undefined') {
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pre = pre.replace(strategy.match, newSubstr);
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this.$el.val(pre + post);
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this.el.selectionStart = this.el.selectionEnd = pre.length;
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}
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},
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// Private methods
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@ -981,10 +1098,11 @@ if (typeof jQuery === 'undefined') {
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// Public methods
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// --------------
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select: function (value, strategy) {
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select: function (value, strategy, e) {
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var pre = this.getTextFromHeadToCaret();
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var post = this.el.value.substring(pre.length);
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var newSubstr = strategy.replace(value);
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var newSubstr = strategy.replace(value, e);
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if (typeof newSubstr !== 'undefined') {
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if ($.isArray(newSubstr)) {
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post = newSubstr[1] + post;
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newSubstr = newSubstr[0];
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@ -997,6 +1115,7 @@ if (typeof jQuery === 'undefined') {
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range.moveEnd('character', pre.length);
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range.moveStart('character', pre.length);
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range.select();
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}
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},
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getTextFromHeadToCaret: function () {
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@ -1032,7 +1151,7 @@ if (typeof jQuery === 'undefined') {
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// Update the content with the given value and strategy.
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// When an dropdown item is selected, it is executed.
|
||||
select: function (value, strategy) {
|
||||
select: function (value, strategy, e) {
|
||||
var pre = this.getTextFromHeadToCaret();
|
||||
var sel = window.getSelection()
|
||||
var range = sel.getRangeAt(0);
|
||||
|
|
@ -1040,7 +1159,8 @@ if (typeof jQuery === 'undefined') {
|
|||
selection.selectNodeContents(range.startContainer);
|
||||
var content = selection.toString();
|
||||
var post = content.substring(range.startOffset);
|
||||
var newSubstr = strategy.replace(value);
|
||||
var newSubstr = strategy.replace(value, e);
|
||||
if (typeof newSubstr !== 'undefined') {
|
||||
if ($.isArray(newSubstr)) {
|
||||
post = newSubstr[1] + post;
|
||||
newSubstr = newSubstr[0];
|
||||
|
|
@ -1054,6 +1174,7 @@ if (typeof jQuery === 'undefined') {
|
|||
range.collapse(true);
|
||||
sel.removeAllRanges();
|
||||
sel.addRange(range);
|
||||
}
|
||||
},
|
||||
|
||||
// Private methods
|
||||
|
|
@ -1079,8 +1200,7 @@ if (typeof jQuery === 'undefined') {
|
|||
position.left -= this.$el.offset().left;
|
||||
position.top += $node.height() - this.$el.offset().top;
|
||||
position.lineHeight = $node.height();
|
||||
var dir = this.$el.attr('dir') || this.$el.css('direction');
|
||||
if (dir === 'rtl') { position.left -= this.listView.$el.width(); }
|
||||
$node.remove();
|
||||
return position;
|
||||
},
|
||||
|
||||
|
|
@ -1102,3 +1222,6 @@ if (typeof jQuery === 'undefined') {
|
|||
|
||||
$.fn.textcomplete.ContentEditable = ContentEditable;
|
||||
}(jQuery);
|
||||
|
||||
return jQuery;
|
||||
}));
|
||||
|
|
|
|||
Loading…
Reference in a new issue