1207 lines
37 KiB
JavaScript
1207 lines
37 KiB
JavaScript
/*!
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* jQuery.textcomplete
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*
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* Repository: https://github.com/yuku-t/jquery-textcomplete
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* License: MIT (https://github.com/yuku-t/jquery-textcomplete/blob/master/LICENSE)
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* Author: Yuku Takahashi
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*/
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if (typeof jQuery === 'undefined') {
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throw new Error('jQuery.textcomplete requires jQuery');
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}
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+function ($) {
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'use strict';
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var warn = function (message) {
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if (console.warn) { console.warn(message); }
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};
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$.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 $this = $(this);
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var completer = $this.data('textComplete');
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if (!completer) {
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completer = new $.fn.textcomplete.Completer(this, option || {});
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$this.data('textComplete', completer);
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}
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if (typeof strategies === 'string') {
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if (!completer) return;
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args.shift()
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completer[strategies].apply(completer, args);
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if (strategies === 'destroy') {
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$this.removeData('textComplete');
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}
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} else {
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// For backward compatibility.
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// TODO: Remove at v0.4
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$.each(strategies, function (obj) {
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$.each(['header', 'footer', 'placement', 'maxCount'], function (name) {
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if (obj[name]) {
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completer.option[name] = obj[name];
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warn(name + 'as a strategy param is deprecated. Use option.');
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delete obj[name];
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}
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});
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});
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completer.register($.fn.textcomplete.Strategy.parse(strategies));
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}
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});
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};
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}(jQuery);
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+function ($) {
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'use strict';
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// Exclusive execution control utility.
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//
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// func - The function to be locked. It is executed with a function named
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// `free` as the first argument. Once it is called, additional
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// execution are ignored until the free is invoked. Then the last
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// ignored execution will be replayed immediately.
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//
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// Examples
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//
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// var lockedFunc = lock(function (free) {
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// setTimeout(function { free(); }, 1000); // It will be free in 1 sec.
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// console.log('Hello, world');
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// });
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// lockedFunc(); // => 'Hello, world'
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// lockedFunc(); // none
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// lockedFunc(); // none
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// // 1 sec past then
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// // => 'Hello, world'
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// lockedFunc(); // => 'Hello, world'
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// lockedFunc(); // none
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//
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// Returns a wrapped function.
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var lock = function (func) {
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var locked, queuedArgsToReplay;
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return function () {
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// Convert arguments into a real array.
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var args = Array.prototype.slice.call(arguments);
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if (locked) {
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// Keep a copy of this argument list to replay later.
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// OK to overwrite a previous value because we only replay
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// the last one.
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queuedArgsToReplay = args;
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return;
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}
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locked = true;
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var self = this;
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args.unshift(function replayOrFree() {
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if (queuedArgsToReplay) {
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// Other request(s) arrived while we were locked.
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// Now that the lock is becoming available, replay
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// the latest such request, then call back here to
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// unlock (or replay another request that arrived
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// while this one was in flight).
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var replayArgs = queuedArgsToReplay;
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queuedArgsToReplay = undefined;
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replayArgs.unshift(replayOrFree);
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func.apply(self, replayArgs);
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} else {
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locked = false;
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}
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});
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func.apply(this, args);
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};
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};
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var isString = function (obj) {
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return Object.prototype.toString.call(obj) === '[object String]';
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};
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var uniqueId = 0;
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function Completer(element, option) {
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this.$el = $(element);
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this.id = 'textcomplete' + uniqueId++;
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this.strategies = [];
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this.views = [];
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this.option = $.extend({}, Completer._getDefaults(), option);
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if (!this.$el.is('input[type=text]') && !this.$el.is('textarea') && !element.isContentEditable && element.contentEditable != 'true') {
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throw new Error('textcomplete must be called on a Textarea or a ContentEditable.');
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}
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if (element === document.activeElement) {
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// element has already been focused. Initialize view objects immediately.
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this.initialize()
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} else {
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// Initialize view objects lazily.
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var self = this;
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this.$el.one('focus.' + this.id, function () { self.initialize(); });
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}
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}
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Completer._getDefaults = function () {
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if (!Completer.DEFAULTS) {
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Completer.DEFAULTS = {
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appendTo: $('body'),
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zIndex: '100'
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};
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}
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return Completer.DEFAULTS;
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}
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$.extend(Completer.prototype, {
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// Public properties
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// -----------------
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id: null,
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option: null,
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strategies: null,
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adapter: null,
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dropdown: null,
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$el: null,
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// Public methods
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// --------------
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initialize: function () {
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var element = this.$el.get(0);
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// Initialize view objects.
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this.dropdown = new $.fn.textcomplete.Dropdown(element, this, this.option);
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this.dropdown.upSideDown = false;
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var Adapter, viewName;
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if (this.option.adapter) {
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Adapter = this.option.adapter;
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} else {
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if (this.$el.is('textarea') || this.$el.is('input[type=text]')) {
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viewName = typeof element.selectionEnd === 'number' ? 'Textarea' : 'IETextarea';
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} else {
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viewName = 'ContentEditable';
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}
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Adapter = $.fn.textcomplete[viewName];
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}
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this.adapter = new Adapter(element, this, this.option);
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},
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destroy: function () {
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this.$el.off('.' + this.id);
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if (this.adapter) {
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this.adapter.destroy();
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}
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if (this.dropdown) {
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this.dropdown.destroy();
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}
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this.$el = this.adapter = this.dropdown = null;
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},
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// Invoke textcomplete.
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trigger: function (text, skipUnchangedTerm) {
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if (!this.dropdown) { this.initialize(); }
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text != null || (text = this.adapter.getTextFromHeadToCaret());
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var searchQuery = this._extractSearchQuery(text);
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if (searchQuery.length) {
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var term = searchQuery[1];
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// Ignore shift-key, ctrl-key and so on.
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if (skipUnchangedTerm && this._term === term) { return; }
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this._term = term;
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this.fire('textComplete:beforeSearch');
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this._search.apply(this, searchQuery);
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this.fire('textComplete:afterSearch');
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} else {
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this._term = null;
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this.dropdown.deactivate();
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}
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},
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fire: function (eventName) {
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var args = Array.prototype.slice.call(arguments, 1);
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this.$el.trigger(eventName, args);
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return this;
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},
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register: function (strategies) {
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Array.prototype.push.apply(this.strategies, strategies);
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},
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// Insert the value into adapter view. It is called when the dropdown is clicked
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// or selected.
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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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this.fire('change').fire('textComplete:select', value, strategy);
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this.adapter.focus();
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},
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// Private properties
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// ------------------
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_clearAtNext: true,
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_term: null,
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// Private methods
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// ---------------
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// Parse the given text and extract the first matching strategy.
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//
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// Returns an array including the strategy, the query term and the match
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// object if the text matches an strategy; otherwise returns an empty array.
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_extractSearchQuery: function (text) {
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for (var i = 0; i < this.strategies.length; i++) {
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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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if (isString(context)) { text = context; }
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var cursor = editor.getCursor();
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var line = editor.getLine(cursor.line);
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var linematch = line.match(strategy.match);
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if(linematch) {
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text = line.slice(0, cursor.ch);
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var textmatch = text.match(strategy.match);
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if (textmatch) { return [strategy, textmatch[strategy.index], textmatch]; }
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}
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}
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}
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return []
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},
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// Call the search method of selected strategy..
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_search: lock(function (free, strategy, term, match) {
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var self = this;
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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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if (!stillSearching) {
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// The last callback in the current lock.
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free();
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self._clearAtNext = true; // Call dropdown.clear at the next time.
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}
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}, match);
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}),
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// Build a parameter for Dropdown#render.
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//
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// Examples
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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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return $.map(data, function (value) {
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return { value: value, strategy: strategy };
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});
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}
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});
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$.fn.textcomplete.Completer = Completer;
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}(jQuery);
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+function ($) {
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'use strict';
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var include = function (zippedData, datum) {
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var i, elem;
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var idProperty = datum.strategy.idProperty
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for (i = 0; i < zippedData.length; i++) {
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elem = zippedData[i];
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if (elem.strategy !== datum.strategy) continue;
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if (idProperty) {
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if (elem.value[idProperty] === datum.value[idProperty]) return true;
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} else {
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if (elem.value === datum.value) return true;
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}
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}
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return false;
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};
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var dropdownViews = {};
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/*
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$(document).on('mousedown', function (e) {
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var id = e.originalEvent && e.originalEvent.keepTextCompleteDropdown;
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$.each(dropdownViews, function (key, view) {
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if (key !== id) { view.deactivate(); }
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});
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});
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*/
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// Dropdown view
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// =============
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// Construct Dropdown object.
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//
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// element - Textarea or contenteditable element.
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function Dropdown(element, completer, option) {
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this.$el = Dropdown.findOrCreateElement(option);
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this.completer = completer;
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this.id = completer.id + 'dropdown';
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this._data = []; // zipped data.
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this.$inputEl = $(element);
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this.option = option;
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this.tap = false;
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// Override setPosition method.
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if (option.listPosition) { this.setPosition = option.listPosition; }
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if (option.height) { this.$el.height(option.height); }
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var self = this;
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$.each(['maxCount', 'placement', 'footer', 'header', 'className'], function (_i, name) {
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if (option[name] != null) { self[name] = option[name]; }
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});
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this._bindEvents(element);
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dropdownViews[this.id] = this;
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}
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$.extend(Dropdown, {
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// Class methods
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// -------------
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findOrCreateElement: 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 = $('<ul class="dropdown-menu"></ul>').css({
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display: 'none',
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left: 0,
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position: 'absolute',
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zIndex: option.zIndex
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}).appendTo($parent);
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}
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return $el;
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}
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});
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$.extend(Dropdown.prototype, {
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// Public properties
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// -----------------
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$el: null, // jQuery object of ul.dropdown-menu element.
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$inputEl: null, // jQuery object of target textarea.
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completer: null,
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footer: null,
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header: null,
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id: null,
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maxCount: 10,
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placement: '',
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shown: false,
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data: [], // Shown zipped data.
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className: '',
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// Public methods
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// --------------
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destroy: function () {
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// Don't remove $el because it may be shared by several textcompletes.
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this.deactivate();
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this.$el.off('.' + this.id);
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this.$inputEl.off('.' + this.id);
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this.clear();
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this.$el = this.$inputEl = this.completer = null;
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delete dropdownViews[this.id]
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},
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render: function (zippedData) {
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var contentsHtml = this._buildContents(zippedData);
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var unzippedData = $.map(this.data, function (d) { return d.value; });
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if (this.data.length) {
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this._renderHeader(unzippedData);
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this._renderFooter(unzippedData);
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if (contentsHtml) {
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this._renderContents(contentsHtml);
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this._activateIndexedItem();
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}
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this._setScroll();
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} else if (this.shown) {
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this.deactivate();
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}
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},
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setPosition: function (position) {
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this.$el.css(this._applyPlacement(position));
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// 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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// Because the same dropdown is reused behind the scenes, we need to recheck every time the dropdown is showed
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var position = 'absolute';
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// Check if input or one of its parents has positioning we need to care about
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this.$inputEl.add(this.$inputEl.parents()).each(function() {
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if($(this).css('position') === 'absolute') // The element has absolute positioning, so it's all OK
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return false;
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if($(this).css('position') === 'fixed') {
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position = 'fixed';
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return false;
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}
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});
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this.$el.css({ position: position }); // Update positioning
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return this;
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},
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clear: function () {
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this.$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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},
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activate: function () {
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if (!this.shown) {
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this.clear();
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this.$el.show();
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if (this.className) { this.$el.addClass(this.className); }
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this.completer.fire('textComplete:show');
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this.shown = true;
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}
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return this;
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},
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deactivate: function () {
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if (this.shown) {
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this.$el.hide();
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if (this.className) { this.$el.removeClass(this.className); }
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this.completer.fire('textComplete:hide');
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this.shown = false;
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}
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return this;
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},
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isUp: function (e) {
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return e.keyCode === 38 || (e.ctrlKey && e.keyCode === 80); // UP, Ctrl-P
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},
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isDown: function (e) {
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return e.keyCode === 40 || (e.ctrlKey && e.keyCode === 78); // DOWN, Ctrl-N
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},
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isEnter: function (e) {
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var modifiers = e.ctrlKey || e.altKey || e.metaKey || e.shiftKey;
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return !modifiers && (e.keyCode === 13 || e.keyCode === 9 || (this.option.completeOnSpace === true && e.keyCode === 32)) // ENTER, TAB
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},
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isPageup: function (e) {
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return e.keyCode === 33; // PAGEUP
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},
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isPagedown: function (e) {
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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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_$header: null,
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_$footer: null,
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// Private methods
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// ---------------
|
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_bindEvents: function () {
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this.$inputEl.on('blur', $.proxy(this.deactivate, this));
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this.$el.on('touchstart.' + this.id, '.textcomplete-item', $.proxy(function(e) {
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this.tap = true;
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}, this));
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this.$el.on('touchmove.' + this.id, '.textcomplete-item', $.proxy(function(e) {
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this.tap = false;
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}, this));
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this.$el.on('touchend.' + this.id, '.textcomplete-item', $.proxy(function(e) {
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if(e.cancelable && this.tap) {
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this._onClick(e);
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}
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}, this));
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this.$el.on('mousedown.' + 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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_onClick: function (e) {
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var $el = $(e.target);
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e.stopPropagation();
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e.preventDefault();
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e.originalEvent.keepTextCompleteDropdown = this.id;
|
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if (!$el.hasClass('textcomplete-item')) {
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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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var self = this;
|
|
// Deactive at next tick to allow other event handlers to know whether
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// 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();
|
|
if(this.upSideDown)
|
|
this._down();
|
|
else
|
|
this._up();
|
|
} else if (this.isDown(e)) {
|
|
e.preventDefault();
|
|
if(this.upSideDown)
|
|
this._up();
|
|
else
|
|
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();
|
|
} else if (this.isEscape(e)) {
|
|
e.preventDefault();
|
|
this.deactivate();
|
|
}
|
|
},
|
|
|
|
_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.deactivate();
|
|
},
|
|
|
|
_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[data-index=' + 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.$el.scrollTop(itemTop + itemHeight + visibleTop - visibleHeight);
|
|
}
|
|
},
|
|
|
|
_buildContents: function (zippedData) {
|
|
var datum, i, index;
|
|
var item = [];
|
|
var html = '';
|
|
for (i = 0; i < zippedData.length; i++) {
|
|
if (this.data.length === this.maxCount) break;
|
|
datum = zippedData[i];
|
|
if (include(this.data, datum)) { continue; }
|
|
index = this.data.length;
|
|
this.data.push(datum);
|
|
item.push(datum.strategy.template(datum.value));
|
|
}
|
|
for (i = 0; i < item.length; i++) {
|
|
html += '<li class="textcomplete-item" data-index="' + i + '"><a>';
|
|
html += item[i];
|
|
html += '</a></li>';
|
|
}
|
|
return html;
|
|
},
|
|
|
|
_renderHeader: function (unzippedData) {
|
|
if (this.header) {
|
|
if (!this._$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 = $(element);
|
|
this.id = completer.id + this.constructor.name;
|
|
this.completer = completer;
|
|
this.option = option;
|
|
this.lastCurosr = null;
|
|
|
|
if (this.option.debounce) {
|
|
this._onKeyup = debounce(this._onKeyup, this.option.debounce);
|
|
}
|
|
|
|
this._bindEvents();
|
|
},
|
|
|
|
destroy: function () {
|
|
this.$el.off('.' + this.id); // Remove all event handlers.
|
|
this.$el = this.el = this.completer = null;
|
|
},
|
|
|
|
// Update the element with the given value and strategy.
|
|
//
|
|
// value - The selected object. It is one of the item of the array
|
|
// which was callbacked from the search function.
|
|
// strategy - The Strategy associated with the selected value.
|
|
select: function (/* value, strategy */) {
|
|
throw new Error('Not implemented');
|
|
},
|
|
|
|
// Returns the caret's relative coordinates from body's left top corner.
|
|
//
|
|
// FIXME: Calculate the left top corner of `this.option.appendTo` element.
|
|
getCaretPosition: function () {
|
|
if ($('.CodeMirror-cursor').length > 0) {
|
|
var position = $('.CodeMirror-cursor').position();
|
|
var menu = $('.cursor-menu .dropdown-menu');
|
|
var offsetLeft = parseFloat(menu.attr('data-offset-left'));
|
|
var offsetTop = parseFloat(menu.attr('data-offset-top'));
|
|
position.left += offsetLeft;
|
|
position.top += offsetTop;
|
|
return position;
|
|
} else {
|
|
var position = this._getCaretRelativePosition();
|
|
var offset = this.$el.offset();
|
|
|
|
// Calculate the left top corner of `this.option.appendTo` element.
|
|
var $parent = this.option.appendTo;
|
|
if ($parent) {
|
|
if (!($parent instanceof $)) { $parent = $($parent); }
|
|
var parentOffset = $parent.offsetParent().offset();
|
|
offset.top -= parentOffset.top;
|
|
offset.left -= parentOffset.left;
|
|
}
|
|
|
|
position.top += offset.top;
|
|
position.left += offset.left;
|
|
return position;
|
|
}
|
|
},
|
|
|
|
// Focus on the element.
|
|
focus: function () {
|
|
this.$el.focus();
|
|
},
|
|
|
|
// Private methods
|
|
// ---------------
|
|
|
|
_bindEvents: function () {
|
|
editor.on('cursorActivity', $.proxy(this._onKeyup, this));
|
|
$('.CodeMirror').on('touchend.' + this.id, $.proxy(this._onKeyup, this));
|
|
$('.CodeMirror').on('mouseup.' + this.id, $.proxy(this._onKeyup, this));
|
|
$(editor.getInputField()).on('focus', $.proxy(this._onKeyup, this));
|
|
this.$el.on('keyup.' + this.id, $.proxy(this._onKeyup, this));
|
|
},
|
|
|
|
_onKeyup: function (e) {
|
|
var focus = (e.type == 'focus');
|
|
var cursor = editor.getCursor();
|
|
var samePos = (cursor == this.lastCursor);
|
|
if (this._skipSearch(e)) { return; }
|
|
this.completer.trigger(this.getTextFromHeadToCaret(), focus ? false : samePos);
|
|
this.lastCursor = cursor;
|
|
},
|
|
|
|
// Suppress searching if it returns true.
|
|
_skipSearch: function (clickEvent) {
|
|
switch (clickEvent.keyCode) {
|
|
case 13: // ENTER
|
|
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;
|
|
*/
|
|
var cursor = editor.getCursor();
|
|
var pre = editor.getLine(cursor.line).slice(0, cursor.ch);
|
|
var match = pre.match(strategy.match);
|
|
if (!match) return;
|
|
pre = match[0];
|
|
var newSubstr = strategy.replace(value);
|
|
newSubstr = pre.replace(strategy.match, newSubstr);
|
|
|
|
editor.operation(function() {
|
|
var selections = editor.listSelections();
|
|
var bias = match.index - cursor.ch;
|
|
for (var i = 0, l = selections.length; i < l; i++) {
|
|
var sel = selections[i];
|
|
var start = {
|
|
line: sel.head.line,
|
|
ch: sel.head.ch + bias
|
|
};
|
|
var end = {
|
|
line: sel.head.line,
|
|
ch: sel.head.ch + bias + match[0].length
|
|
};
|
|
editor.replaceRange(newSubstr, start, end, "+input");
|
|
}
|
|
});
|
|
|
|
if(strategy.done)
|
|
strategy.done();
|
|
},
|
|
|
|
// 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();
|
|
$node.remove();
|
|
var dir = this.$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);
|