aboutsummaryrefslogtreecommitdiffstats
path: root/library
diff options
context:
space:
mode:
Diffstat (limited to 'library')
-rw-r--r--library/jquery-textcomplete/LICENSE21
-rw-r--r--library/jquery-textcomplete/jquery.textcomplete.js1088
2 files changed, 1109 insertions, 0 deletions
diff --git a/library/jquery-textcomplete/LICENSE b/library/jquery-textcomplete/LICENSE
new file mode 100644
index 000000000..4848bd637
--- /dev/null
+++ b/library/jquery-textcomplete/LICENSE
@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2013-2014 Yuku Takahashi
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
diff --git a/library/jquery-textcomplete/jquery.textcomplete.js b/library/jquery-textcomplete/jquery.textcomplete.js
new file mode 100644
index 000000000..1e61683ea
--- /dev/null
+++ b/library/jquery-textcomplete/jquery.textcomplete.js
@@ -0,0 +1,1088 @@
+/*!
+ * jQuery.textcomplete
+ *
+ * Repository: https://github.com/yuku-t/jquery-textcomplete
+ * License: MIT (https://github.com/yuku-t/jquery-textcomplete/blob/master/LICENSE)
+ * Author: Yuku Takahashi
+ */
+
+if (typeof jQuery === 'undefined') {
+ throw new Error('jQuery.textcomplete requires jQuery');
+}
+
++function ($) {
+ 'use strict';
+
+ var warn = function (message) {
+ if (console.warn) { console.warn(message); }
+ };
+
+ $.fn.textcomplete = function (strategies, option) {
+ var args = Array.prototype.slice.call(arguments);
+ return this.each(function () {
+ var $this = $(this);
+ var completer = $this.data('textComplete');
+ if (!completer) {
+ completer = new $.fn.textcomplete.Completer(this, option || {});
+ $this.data('textComplete', completer);
+ }
+ if (typeof strategies === 'string') {
+ if (!completer) return;
+ args.shift()
+ completer[strategies].apply(completer, args);
+ if (strategies === 'destroy') {
+ $this.removeData('textComplete');
+ }
+ } else {
+ // For backward compatibility.
+ // TODO: Remove at v0.4
+ $.each(strategies, function (obj) {
+ $.each(['header', 'footer', 'placement', 'maxCount'], function (name) {
+ if (obj[name]) {
+ completer.option[name] = obj[name];
+ warn(name + 'as a strategy param is deprecated. Use option.');
+ delete obj[name];
+ }
+ });
+ });
+ completer.register($.fn.textcomplete.Strategy.parse(strategies));
+ }
+ });
+ };
+
+}(jQuery);
+
++function ($) {
+ 'use strict';
+
+ // Exclusive execution control utility.
+ //
+ // func - The function to be locked. It is executed with a function named
+ // `free` as the first argument. Once it is called, additional
+ // execution are ignored until the free is invoked. Then the last
+ // ignored execution will be replayed immediately.
+ //
+ // Examples
+ //
+ // var lockedFunc = lock(function (free) {
+ // setTimeout(function { free(); }, 1000); // It will be free in 1 sec.
+ // console.log('Hello, world');
+ // });
+ // lockedFunc(); // => 'Hello, world'
+ // lockedFunc(); // none
+ // lockedFunc(); // none
+ // // 1 sec past then
+ // // => 'Hello, world'
+ // lockedFunc(); // => 'Hello, world'
+ // lockedFunc(); // none
+ //
+ // Returns a wrapped function.
+ var lock = function (func) {
+ var locked, queuedArgsToReplay;
+
+ return function () {
+ // Convert arguments into a real array.
+ var args = Array.prototype.slice.call(arguments);
+ if (locked) {
+ // Keep a copy of this argument list to replay later.
+ // OK to overwrite a previous value because we only replay
+ // the last one.
+ queuedArgsToReplay = args;
+ return;
+ }
+ locked = true;
+ var self = this;
+ args.unshift(function replayOrFree() {
+ if (queuedArgsToReplay) {
+ // Other request(s) arrived while we were locked.
+ // Now that the lock is becoming available, replay
+ // the latest such request, then call back here to
+ // unlock (or replay another request that arrived
+ // while this one was in flight).
+ var replayArgs = queuedArgsToReplay;
+ queuedArgsToReplay = undefined;
+ replayArgs.unshift(replayOrFree);
+ func.apply(self, replayArgs);
+ } else {
+ locked = false;
+ }
+ });
+ func.apply(this, args);
+ };
+ };
+
+ var isString = function (obj) {
+ return Object.prototype.toString.call(obj) === '[object String]';
+ };
+
+ var uniqueId = 0;
+
+ function Completer(element, option) {
+ this.$el = $(element);
+ this.id = 'textcomplete' + uniqueId++;
+ this.strategies = [];
+ this.views = [];
+ this.option = $.extend({}, Completer._getDefaults(), option);
+
+ if (!this.$el.is('textarea') && !element.isContentEditable && element.contentEditable != 'true') {
+ throw new Error('textcomplete must be called on a Textarea or a ContentEditable.');
+ }
+
+ if (element === document.activeElement) {
+ // element has already been focused. Initialize view objects immediately.
+ this.initialize()
+ } else {
+ // Initialize view objects lazily.
+ var self = this;
+ this.$el.one('focus.' + this.id, function () { self.initialize(); });
+ }
+ }
+
+ Completer._getDefaults = function () {
+ if (!Completer.DEFAULTS) {
+ Completer.DEFAULTS = {
+ appendTo: $('body'),
+ zIndex: '100'
+ };
+ }
+
+ return Completer.DEFAULTS;
+ }
+
+ $.extend(Completer.prototype, {
+ // Public properties
+ // -----------------
+
+ id: null,
+ option: null,
+ strategies: null,
+ adapter: null,
+ dropdown: null,
+ $el: null,
+
+ // Public methods
+ // --------------
+
+ initialize: function () {
+ var element = this.$el.get(0);
+ // Initialize view objects.
+ this.dropdown = new $.fn.textcomplete.Dropdown(element, this, this.option);
+ var Adapter, viewName;
+ if (this.option.adapter) {
+ Adapter = this.option.adapter;
+ } else {
+ if (this.$el.is('textarea')) {
+ viewName = typeof element.selectionEnd === 'number' ? 'Textarea' : 'IETextarea';
+ } else {
+ viewName = 'ContentEditable';
+ }
+ Adapter = $.fn.textcomplete[viewName];
+ }
+ this.adapter = new Adapter(element, this, this.option);
+ },
+
+ destroy: function () {
+ this.$el.off('.' + this.id);
+ if (this.adapter) {
+ this.adapter.destroy();
+ }
+ if (this.dropdown) {
+ this.dropdown.destroy();
+ }
+ this.$el = this.adapter = this.dropdown = null;
+ },
+
+ // Invoke textcomplete.
+ trigger: function (text, skipUnchangedTerm) {
+ if (!this.dropdown) { this.initialize(); }
+ text != null || (text = this.adapter.getTextFromHeadToCaret());
+ var searchQuery = this._extractSearchQuery(text);
+ if (searchQuery.length) {
+ var term = searchQuery[1];
+ // Ignore shift-key, ctrl-key and so on.
+ if (skipUnchangedTerm && this._term === term) { return; }
+ this._term = term;
+ this._search.apply(this, searchQuery);
+ } else {
+ this._term = null;
+ this.dropdown.deactivate();
+ }
+ },
+
+ fire: function (eventName) {
+ var args = Array.prototype.slice.call(arguments, 1);
+ this.$el.trigger(eventName, args);
+ return this;
+ },
+
+ register: function (strategies) {
+ Array.prototype.push.apply(this.strategies, strategies);
+ },
+
+ // Insert the value into adapter view. It is called when the dropdown is clicked
+ // or selected.
+ //
+ // value - The selected element of the array callbacked from search func.
+ // strategy - The Strategy object.
+ select: function (value, strategy) {
+ this.adapter.select(value, strategy);
+ this.fire('change').fire('textComplete:select', value, strategy);
+ this.adapter.focus();
+ },
+
+ // Private properties
+ // ------------------
+
+ _clearAtNext: true,
+ _term: null,
+
+ // Private methods
+ // ---------------
+
+ // Parse the given text and extract the first matching strategy.
+ //
+ // Returns an array including the strategy, the query term and the match
+ // object if the text matches an strategy; otherwise returns an empty array.
+ _extractSearchQuery: function (text) {
+ for (var i = 0; i < this.strategies.length; i++) {
+ var strategy = this.strategies[i];
+ var context = strategy.context(text);
+ if (context || context === '') {
+ if (isString(context)) { text = context; }
+ var match = text.match(strategy.match);
+ if (match) { return [strategy, match[strategy.index], match]; }
+ }
+ }
+ return []
+ },
+
+ // Call the search method of selected strategy..
+ _search: lock(function (free, strategy, term, match) {
+ var self = this;
+ strategy.search(term, function (data, stillSearching) {
+ if (!self.dropdown.shown) {
+ self.dropdown.activate();
+ self.dropdown.setPosition(self.adapter.getCaretPosition());
+ }
+ if (self._clearAtNext) {
+ // The first callback in the current lock.
+ self.dropdown.clear();
+ self._clearAtNext = false;
+ }
+ self.dropdown.render(self._zip(data, strategy));
+ if (!stillSearching) {
+ // The last callback in the current lock.
+ free();
+ self._clearAtNext = true; // Call dropdown.clear at the next time.
+ }
+ }, match);
+ }),
+
+ // Build a parameter for Dropdown#render.
+ //
+ // Examples
+ //
+ // this._zip(['a', 'b'], 's');
+ // //=> [{ value: 'a', strategy: 's' }, { value: 'b', strategy: 's' }]
+ _zip: function (data, strategy) {
+ return $.map(data, function (value) {
+ return { value: value, strategy: strategy };
+ });
+ }
+ });
+
+ $.fn.textcomplete.Completer = Completer;
+}(jQuery);
+
++function ($) {
+ 'use strict';
+
+ var include = function (zippedData, datum) {
+ var i, elem;
+ var idProperty = datum.strategy.idProperty
+ for (i = 0; i < zippedData.length; i++) {
+ elem = zippedData[i];
+ if (elem.strategy !== datum.strategy) continue;
+ if (idProperty) {
+ if (elem.value[idProperty] === datum.value[idProperty]) return true;
+ } else {
+ if (elem.value === datum.value) return true;
+ }
+ }
+ return false;
+ };
+
+ var dropdownViews = {};
+ $(document).on('click', function (e) {
+ var id = e.originalEvent && e.originalEvent.keepTextCompleteDropdown;
+ $.each(dropdownViews, function (key, view) {
+ if (key !== id) { view.deactivate(); }
+ });
+ });
+
+ // Dropdown view
+ // =============
+
+ // Construct Dropdown object.
+ //
+ // element - Textarea or contenteditable element.
+ function Dropdown(element, completer, option) {
+ this.$el = Dropdown.findOrCreateElement(option);
+ this.completer = completer;
+ this.id = completer.id + 'dropdown';
+ this._data = []; // zipped data.
+ this.$inputEl = $(element);
+ this.option = option;
+
+ // Override setPosition method.
+ if (option.listPosition) { this.setPosition = option.listPosition; }
+ if (option.height) { this.$el.height(option.height); }
+ var self = this;
+ $.each(['maxCount', 'placement', 'footer', 'header', 'className'], function (_i, name) {
+ if (option[name] != null) { self[name] = option[name]; }
+ });
+ this._bindEvents(element);
+ dropdownViews[this.id] = this;
+ }
+
+ $.extend(Dropdown, {
+ // Class methods
+ // -------------
+
+ findOrCreateElement: function (option) {
+ var $parent = option.appendTo;
+ if (!($parent instanceof $)) { $parent = $($parent); }
+ var $el = $parent.children('.dropdown-menu')
+ if (!$el.length) {
+ $el = $('<ul class="dropdown-menu"></ul>').css({
+ display: 'none',
+ left: 0,
+ position: 'absolute',
+ zIndex: option.zIndex
+ }).appendTo($parent);
+ }
+ return $el;
+ }
+ });
+
+ $.extend(Dropdown.prototype, {
+ // Public properties
+ // -----------------
+
+ $el: null, // jQuery object of ul.dropdown-menu element.
+ $inputEl: null, // jQuery object of target textarea.
+ completer: null,
+ footer: null,
+ header: null,
+ id: null,
+ maxCount: 10,
+ placement: '',
+ shown: false,
+ data: [], // Shown zipped data.
+ className: '',
+
+ // Public methods
+ // --------------
+
+ destroy: function () {
+ // Don't remove $el because it may be shared by several textcompletes.
+ this.deactivate();
+
+ this.$el.off('.' + this.id);
+ this.$inputEl.off('.' + this.id);
+ this.clear();
+ this.$el = this.$inputEl = this.completer = null;
+ delete dropdownViews[this.id]
+ },
+
+ render: function (zippedData) {
+ var contentsHtml = this._buildContents(zippedData);
+ var unzippedData = $.map(this.data, function (d) { return d.value; });
+ if (this.data.length) {
+ this._renderHeader(unzippedData);
+ this._renderFooter(unzippedData);
+ if (contentsHtml) {
+ this._renderContents(contentsHtml);
+ this._activateIndexedItem();
+ }
+ this._setScroll();
+ } else if (this.shown) {
+ this.deactivate();
+ }
+ },
+
+ setPosition: function (position) {
+ this.$el.css(this._applyPlacement(position));
+ return this;
+ },
+
+ clear: function () {
+ this.$el.html('');
+ this.data = [];
+ this._index = 0;
+ this._$header = this._$footer = null;
+ },
+
+ activate: function () {
+ if (!this.shown) {
+ this.clear();
+ this.$el.show();
+ if (this.className) { this.$el.addClass(this.className); }
+ this.completer.fire('textComplete:show');
+ this.shown = true;
+ }
+ return this;
+ },
+
+ deactivate: function () {
+ if (this.shown) {
+ this.$el.hide();
+ if (this.className) { this.$el.removeClass(this.className); }
+ this.completer.fire('textComplete:hide');
+ this.shown = false;
+ }
+ return this;
+ },
+
+ isUp: function (e) {
+ return e.keyCode === 38 || (e.ctrlKey && e.keyCode === 80); // UP, Ctrl-P
+ },
+
+ isDown: function (e) {
+ return e.keyCode === 40 || (e.ctrlKey && e.keyCode === 78); // DOWN, Ctrl-N
+ },
+
+ isEnter: function (e) {
+ var modifiers = e.ctrlKey || e.altKey || e.metaKey || e.shiftKey;
+ return !modifiers && (e.keyCode === 13 || e.keyCode === 9 || (this.option.completeOnSpace === true && e.keyCode === 32)) // ENTER, TAB
+ },
+
+ isPageup: function (e) {
+ return e.keyCode === 33; // PAGEUP
+ },
+
+ isPagedown: function (e) {
+ return e.keyCode === 34; // PAGEDOWN
+ },
+
+ // Private properties
+ // ------------------
+
+ _data: null, // Currently shown zipped data.
+ _index: null,
+ _$header: null,
+ _$footer: null,
+
+ // Private methods
+ // ---------------
+
+ _bindEvents: function () {
+ this.$el.on('mousedown.' + this.id, '.textcomplete-item', $.proxy(this._onClick, this))
+ this.$el.on('mouseover.' + this.id, '.textcomplete-item', $.proxy(this._onMouseover, this));
+ this.$inputEl.on('keydown.' + this.id, $.proxy(this._onKeydown, this));
+ },
+
+ _onClick: function (e) {
+ var $el = $(e.target);
+ e.preventDefault();
+ e.originalEvent.keepTextCompleteDropdown = this.id;
+ if (!$el.hasClass('textcomplete-item')) {
+ $el = $el.closest('.textcomplete-item');
+ }
+ var datum = this.data[parseInt($el.data('index'), 10)];
+ this.completer.select(datum.value, datum.strategy);
+ var self = this;
+ // Deactive at next tick to allow other event handlers to know whether
+ // the dropdown has been shown or not.
+ setTimeout(function () { self.deactivate(); }, 0);
+ },
+
+ // Activate hovered item.
+ _onMouseover: function (e) {
+ var $el = $(e.target);
+ e.preventDefault();
+ if (!$el.hasClass('textcomplete-item')) {
+ $el = $el.closest('.textcomplete-item');
+ }
+ this._index = parseInt($el.data('index'), 10);
+ this._activateIndexedItem();
+ },
+
+ _onKeydown: function (e) {
+ if (!this.shown) { return; }
+ if (this.isUp(e)) {
+ e.preventDefault();
+ this._up();
+ } else if (this.isDown(e)) {
+ e.preventDefault();
+ this._down();
+ } else if (this.isEnter(e)) {
+ e.preventDefault();
+ this._enter();
+ } else if (this.isPageup(e)) {
+ e.preventDefault();
+ this._pageup();
+ } else if (this.isPagedown(e)) {
+ e.preventDefault();
+ this._pagedown();
+ }
+ },
+
+ _up: function () {
+ if (this._index === 0) {
+ this._index = this.data.length - 1;
+ } else {
+ this._index -= 1;
+ }
+ this._activateIndexedItem();
+ this._setScroll();
+ },
+
+ _down: function () {
+ if (this._index === this.data.length - 1) {
+ this._index = 0;
+ } else {
+ this._index += 1;
+ }
+ this._activateIndexedItem();
+ this._setScroll();
+ },
+
+ _enter: function () {
+ var datum = this.data[parseInt(this._getActiveElement().data('index'), 10)];
+ this.completer.select(datum.value, datum.strategy);
+ this._setScroll();
+ },
+
+ _pageup: function () {
+ var target = 0;
+ var threshold = this._getActiveElement().position().top - this.$el.innerHeight();
+ this.$el.children().each(function (i) {
+ if ($(this).position().top + $(this).outerHeight() > threshold) {
+ target = i;
+ return false;
+ }
+ });
+ this._index = target;
+ this._activateIndexedItem();
+ this._setScroll();
+ },
+
+ _pagedown: function () {
+ var target = this.data.length - 1;
+ var threshold = this._getActiveElement().position().top + this.$el.innerHeight();
+ this.$el.children().each(function (i) {
+ if ($(this).position().top > threshold) {
+ target = i;
+ return false
+ }
+ });
+ this._index = target;
+ this._activateIndexedItem();
+ this._setScroll();
+ },
+
+ _activateIndexedItem: function () {
+ this.$el.find('.textcomplete-item.active').removeClass('active');
+ this._getActiveElement().addClass('active');
+ },
+
+ _getActiveElement: function () {
+ return this.$el.children('.textcomplete-item:nth(' + this._index + ')');
+ },
+
+ _setScroll: function () {
+ var $activeEl = this._getActiveElement();
+ var itemTop = $activeEl.position().top;
+ var itemHeight = $activeEl.outerHeight();
+ var visibleHeight = this.$el.innerHeight();
+ var visibleTop = this.$el.scrollTop();
+ if (this._index === 0 || this._index == this.data.length - 1 || itemTop < 0) {
+ this.$el.scrollTop(itemTop + visibleTop);
+ } else if (itemTop + itemHeight > visibleHeight) {
+ this.$el.scrollTop(itemTop + itemHeight + visibleTop - visibleHeight);
+ }
+ },
+
+ _buildContents: function (zippedData) {
+ var datum, i, index;
+ var html = '';
+ for (i = 0; i < zippedData.length; i++) {
+ if (this.data.length === this.maxCount) break;
+ datum = zippedData[i];
+ if (include(this.data, datum)) { continue; }
+ index = this.data.length;
+ this.data.push(datum);
+ html += '<li class="textcomplete-item" data-index="' + index + '"><a>';
+ html += datum.strategy.template(datum.value);
+ html += '</a></li>';
+ }
+ return html;
+ },
+
+ _renderHeader: function (unzippedData) {
+ if (this.header) {
+ if (!this._$header) {
+ this._$header = $('<li class="textcomplete-header"></li>').prependTo(this.$el);
+ }
+ var html = $.isFunction(this.header) ? this.header(unzippedData) : this.header;
+ this._$header.html(html);
+ }
+ },
+
+ _renderFooter: function (unzippedData) {
+ if (this.footer) {
+ if (!this._$footer) {
+ this._$footer = $('<li class="textcomplete-footer"></li>').appendTo(this.$el);
+ }
+ var html = $.isFunction(this.footer) ? this.footer(unzippedData) : this.footer;
+ this._$footer.html(html);
+ }
+ },
+
+ _renderContents: function (html) {
+ if (this._$footer) {
+ this._$footer.before(html);
+ } else {
+ this.$el.append(html);
+ }
+ },
+
+ _applyPlacement: function (position) {
+ // If the 'placement' option set to 'top', move the position above the element.
+ if (this.placement.indexOf('top') !== -1) {
+ // Overwrite the position object to set the 'bottom' property instead of the top.
+ position = {
+ top: 'auto',
+ bottom: this.$el.parent().height() - position.top + position.lineHeight,
+ left: position.left
+ };
+ } else {
+ position.bottom = 'auto';
+ delete position.lineHeight;
+ }
+ if (this.placement.indexOf('absleft') !== -1) {
+ position.left = 0;
+ } else if (this.placement.indexOf('absright') !== -1) {
+ position.right = 0;
+ position.left = 'auto';
+ }
+ return position;
+ }
+ });
+
+ $.fn.textcomplete.Dropdown = Dropdown;
+}(jQuery);
+
++function ($) {
+ 'use strict';
+
+ // Memoize a search function.
+ var memoize = function (func) {
+ var memo = {};
+ return function (term, callback) {
+ if (memo[term]) {
+ callback(memo[term]);
+ } else {
+ func.call(this, term, function (data) {
+ memo[term] = (memo[term] || []).concat(data);
+ callback.apply(null, arguments);
+ });
+ }
+ };
+ };
+
+ function Strategy(options) {
+ $.extend(this, options);
+ if (this.cache) { this.search = memoize(this.search); }
+ }
+
+ Strategy.parse = function (optionsArray) {
+ return $.map(optionsArray, function (options) {
+ return new Strategy(options);
+ });
+ };
+
+ $.extend(Strategy.prototype, {
+ // Public properties
+ // -----------------
+
+ // Required
+ match: null,
+ replace: null,
+ search: null,
+
+ // Optional
+ cache: false,
+ context: function () { return true; },
+ index: 2,
+ template: function (obj) { return obj; },
+ idProperty: null
+ });
+
+ $.fn.textcomplete.Strategy = Strategy;
+
+}(jQuery);
+
++function ($) {
+ 'use strict';
+
+ var now = Date.now || function () { return new Date().getTime(); };
+
+ // Returns a function, that, as long as it continues to be invoked, will not
+ // be triggered. The function will be called after it stops being called for
+ // `wait` msec.
+ //
+ // This utility function was originally implemented at Underscore.js.
+ var debounce = function (func, wait) {
+ var timeout, args, context, timestamp, result;
+ var later = function () {
+ var last = now() - timestamp;
+ if (last < wait) {
+ timeout = setTimeout(later, wait - last);
+ } else {
+ timeout = null;
+ result = func.apply(context, args);
+ context = args = null;
+ }
+ };
+
+ return function () {
+ context = this;
+ args = arguments;
+ timestamp = now();
+ if (!timeout) {
+ timeout = setTimeout(later, wait);
+ }
+ return result;
+ };
+ };
+
+ function Adapter () {}
+
+ $.extend(Adapter.prototype, {
+ // Public properties
+ // -----------------
+
+ id: null, // Identity.
+ completer: null, // Completer object which creates it.
+ el: null, // Textarea element.
+ $el: null, // jQuery object of the textarea.
+ option: null,
+
+ // Public methods
+ // --------------
+
+ initialize: function (element, completer, option) {
+ this.el = element;
+ this.$el = $(element);
+ this.id = completer.id + this.constructor.name;
+ this.completer = completer;
+ this.option = option;
+
+ if (this.option.debounce) {
+ this._onKeyup = debounce(this._onKeyup, this.option.debounce);
+ }
+
+ this._bindEvents();
+ },
+
+ destroy: function () {
+ this.$el.off('.' + this.id); // Remove all event handlers.
+ this.$el = this.el = this.completer = null;
+ },
+
+ // Update the element with the given value and strategy.
+ //
+ // value - The selected object. It is one of the item of the array
+ // which was callbacked from the search function.
+ // strategy - The Strategy associated with the selected value.
+ select: function (/* value, strategy */) {
+ throw new Error('Not implemented');
+ },
+
+ // Returns the caret's relative coordinates from body's left top corner.
+ //
+ // FIXME: Calculate the left top corner of `this.option.appendTo` element.
+ getCaretPosition: function () {
+ var position = this._getCaretRelativePosition();
+ var offset = this.$el.offset();
+ position.top += offset.top;
+ position.left += offset.left;
+ return position;
+ },
+
+ // Focus on the element.
+ focus: function () {
+ this.$el.focus();
+ },
+
+ // Private methods
+ // ---------------
+
+ _bindEvents: function () {
+ this.$el.on('keyup.' + this.id, $.proxy(this._onKeyup, this));
+ },
+
+ _onKeyup: function (e) {
+ if (this._skipSearch(e)) { return; }
+ this.completer.trigger(this.getTextFromHeadToCaret(), true);
+ },
+
+ // Suppress searching if it returns true.
+ _skipSearch: function (clickEvent) {
+ switch (clickEvent.keyCode) {
+ case 40: // DOWN
+ case 38: // UP
+ return true;
+ }
+ if (clickEvent.ctrlKey) switch (clickEvent.keyCode) {
+ case 78: // Ctrl-N
+ case 80: // Ctrl-P
+ return true;
+ }
+ }
+ });
+
+ $.fn.textcomplete.Adapter = Adapter;
+}(jQuery);
+
++function ($) {
+ 'use strict';
+
+ // Textarea adapter
+ // ================
+ //
+ // Managing a textarea. It doesn't know a Dropdown.
+ function Textarea(element, completer, option) {
+ this.initialize(element, completer, option);
+ }
+
+ Textarea.DIV_PROPERTIES = {
+ left: -9999,
+ position: 'absolute',
+ top: 0,
+ whiteSpace: 'pre-wrap'
+ }
+
+ Textarea.COPY_PROPERTIES = [
+ 'border-width', 'font-family', 'font-size', 'font-style', 'font-variant',
+ 'font-weight', 'height', 'letter-spacing', 'word-spacing', 'line-height',
+ 'text-decoration', 'text-align', 'width', 'padding-top', 'padding-right',
+ 'padding-bottom', 'padding-left', 'margin-top', 'margin-right',
+ 'margin-bottom', 'margin-left', 'border-style', 'box-sizing', 'tab-size'
+ ];
+
+ $.extend(Textarea.prototype, $.fn.textcomplete.Adapter.prototype, {
+ // Public methods
+ // --------------
+
+ // Update the textarea with the given value and strategy.
+ select: function (value, strategy) {
+ var pre = this.getTextFromHeadToCaret();
+ var post = this.el.value.substring(this.el.selectionEnd);
+ var newSubstr = strategy.replace(value);
+ if ($.isArray(newSubstr)) {
+ post = newSubstr[1] + post;
+ newSubstr = newSubstr[0];
+ }
+ pre = pre.replace(strategy.match, newSubstr);
+ this.$el.val(pre + post);
+ this.el.selectionStart = this.el.selectionEnd = pre.length;
+ },
+
+ // Private methods
+ // ---------------
+
+ // Returns the caret's relative coordinates from textarea's left top corner.
+ //
+ // Browser native API does not provide the way to know the position of
+ // caret in pixels, so that here we use a kind of hack to accomplish
+ // the aim. First of all it puts a dummy div element and completely copies
+ // the textarea's style to the element, then it inserts the text and a
+ // span element into the textarea.
+ // Consequently, the span element's position is the thing what we want.
+ _getCaretRelativePosition: function () {
+ var dummyDiv = $('<div></div>').css(this._copyCss())
+ .text(this.getTextFromHeadToCaret());
+ var span = $('<span></span>').text('.').appendTo(dummyDiv);
+ this.$el.before(dummyDiv);
+ var position = span.position();
+ position.top += span.height() - this.$el.scrollTop();
+ position.lineHeight = span.height();
+ dummyDiv.remove();
+ return position;
+ },
+
+ _copyCss: function () {
+ return $.extend({
+ // Set 'scroll' if a scrollbar is being shown; otherwise 'auto'.
+ overflow: this.el.scrollHeight > this.el.offsetHeight ? 'scroll' : 'auto'
+ }, Textarea.DIV_PROPERTIES, this._getStyles());
+ },
+
+ _getStyles: (function ($) {
+ var color = $('<div></div>').css(['color']).color;
+ if (typeof color !== 'undefined') {
+ return function () {
+ return this.$el.css(Textarea.COPY_PROPERTIES);
+ };
+ } else { // jQuery < 1.8
+ return function () {
+ var $el = this.$el;
+ var styles = {};
+ $.each(Textarea.COPY_PROPERTIES, function (i, property) {
+ styles[property] = $el.css(property);
+ });
+ return styles;
+ };
+ }
+ })($),
+
+ getTextFromHeadToCaret: function () {
+ return this.el.value.substring(0, this.el.selectionEnd);
+ }
+ });
+
+ $.fn.textcomplete.Textarea = Textarea;
+}(jQuery);
+
++function ($) {
+ 'use strict';
+
+ var sentinelChar = '吶';
+
+ function IETextarea(element, completer, option) {
+ this.initialize(element, completer, option);
+ $('<span>' + sentinelChar + '</span>').css({
+ position: 'absolute',
+ top: -9999,
+ left: -9999
+ }).insertBefore(element);
+ }
+
+ $.extend(IETextarea.prototype, $.fn.textcomplete.Textarea.prototype, {
+ // Public methods
+ // --------------
+
+ select: function (value, strategy) {
+ var pre = this.getTextFromHeadToCaret();
+ var post = this.el.value.substring(pre.length);
+ var newSubstr = strategy.replace(value);
+ if ($.isArray(newSubstr)) {
+ post = newSubstr[1] + post;
+ newSubstr = newSubstr[0];
+ }
+ pre = pre.replace(strategy.match, newSubstr);
+ this.$el.val(pre + post);
+ this.el.focus();
+ var range = this.el.createTextRange();
+ range.collapse(true);
+ range.moveEnd('character', pre.length);
+ range.moveStart('character', pre.length);
+ range.select();
+ },
+
+ getTextFromHeadToCaret: function () {
+ this.el.focus();
+ var range = document.selection.createRange();
+ range.moveStart('character', -this.el.value.length);
+ var arr = range.text.split(sentinelChar)
+ return arr.length === 1 ? arr[0] : arr[1];
+ }
+ });
+
+ $.fn.textcomplete.IETextarea = IETextarea;
+}(jQuery);
+
+// NOTE: TextComplete plugin has contenteditable support but it does not work
+// fine especially on old IEs.
+// Any pull requests are REALLY welcome.
+
++function ($) {
+ 'use strict';
+
+ // ContentEditable adapter
+ // =======================
+ //
+ // Adapter for contenteditable elements.
+ function ContentEditable (element, completer, option) {
+ this.initialize(element, completer, option);
+ }
+
+ $.extend(ContentEditable.prototype, $.fn.textcomplete.Adapter.prototype, {
+ // Public methods
+ // --------------
+
+ // Update the content with the given value and strategy.
+ // When an dropdown item is selected, it is executed.
+ select: function (value, strategy) {
+ var pre = this.getTextFromHeadToCaret();
+ var sel = window.getSelection()
+ var range = sel.getRangeAt(0);
+ var selection = range.cloneRange();
+ selection.selectNodeContents(range.startContainer);
+ var content = selection.toString();
+ var post = content.substring(range.startOffset);
+ var newSubstr = strategy.replace(value);
+ if ($.isArray(newSubstr)) {
+ post = newSubstr[1] + post;
+ newSubstr = newSubstr[0];
+ }
+ pre = pre.replace(strategy.match, newSubstr);
+ range.selectNodeContents(range.startContainer);
+ range.deleteContents();
+ var node = document.createTextNode(pre + post);
+ range.insertNode(node);
+ range.setStart(node, pre.length);
+ range.collapse(true);
+ sel.removeAllRanges();
+ sel.addRange(range);
+ },
+
+ // Private methods
+ // ---------------
+
+ // Returns the caret's relative position from the contenteditable's
+ // left top corner.
+ //
+ // Examples
+ //
+ // this._getCaretRelativePosition()
+ // //=> { top: 18, left: 200, lineHeight: 16 }
+ //
+ // Dropdown's position will be decided using the result.
+ _getCaretRelativePosition: function () {
+ var range = window.getSelection().getRangeAt(0).cloneRange();
+ var node = document.createElement('span');
+ range.insertNode(node);
+ range.selectNodeContents(node);
+ range.deleteContents();
+ var $node = $(node);
+ var position = $node.offset();
+ position.left -= this.$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(); }
+ return position;
+ },
+
+ // Returns the string between the first character and the caret.
+ // Completer will be triggered with the result for start autocompleting.
+ //
+ // Example
+ //
+ // // Suppose the html is '<b>hello</b> wor|ld' and | is the caret.
+ // this.getTextFromHeadToCaret()
+ // // => ' wor' // not '<b>hello</b> wor'
+ getTextFromHeadToCaret: function () {
+ var range = window.getSelection().getRangeAt(0);
+ var selection = range.cloneRange();
+ selection.selectNodeContents(range.startContainer);
+ return selection.toString().substring(0, range.startOffset);
+ }
+ });
+
+ $.fn.textcomplete.ContentEditable = ContentEditable;
+}(jQuery);