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📄 selectize.js /** * selectize.js (v0.12.1) * Copyright (c) 2013–2015 Brian Reavis & contributors * * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this * file except in compliance with the License. You may obtain a copy of the License at: * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software distributed under * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF * ANY KIND, either express or implied. See the License for the specific language * governing permissions and limitations under the License. * * @author Brian Reavis <brian@thirdroute.com> / /jshint curly:false / /jshint browser:true / (function(root, factory) { if (typeof define === 'function' && define.amd) { define(['jquery','sifter','microplugin'], factory); } else if (typeof exports === 'object') { module.exports = factory(require('jquery'), require('sifter'), require('microplugin')); } else { root.Selectize = factory(root.jQuery, root.Sifter, root.MicroPlugin); } }(this, function($, Sifter, MicroPlugin) { 'use strict'; var highlight = function($element, pattern) { if (typeof pattern === 'string' && !pattern.length) return; var regex = (typeof pattern === 'string') ? new RegExp(pattern, 'i') : pattern; var highlight = function(node) { var skip = 0; if (node.nodeType === 3) { var pos = node.data.search(regex); if (pos >= 0 && node.data.length > 0) { var match = node.data.match(regex); var spannode = document.createElement('span'); spannode.className = 'highlight'; var middlebit = node.splitText(pos); var endbit = middlebit.splitText(match[0].length); var middleclone = middlebit.cloneNode(true); spannode.appendChild(middleclone); middlebit.parentNode.replaceChild(spannode, middlebit); skip = 1; } } else if (node.nodeType === 1 && node.childNodes && !/(script\|style)/i.test(node.tagName)) { for (var i = 0; i < node.childNodes.length; ++i) { i += highlight(node.childNodes[i]); } } return skip; }; return $element.each(function() { highlight(this); }); }; var MicroEvent = function() {}; MicroEvent.prototype = { on: function(event, fct){ this._events = this._events \|\| {}; this._events[event] = this._events[event] \|\| []; this._events[event].push(fct); }, off: function(event, fct){ var n = arguments.length; if (n === 0) return delete this._events; if (n === 1) return delete this._events[event]; this._events = this._events \|\| {}; if (event in this._events === false) return; this._events[event].splice(this._events[event].indexOf(fct), 1); }, trigger: function(event / , args... /){ this._events = this._events \|\| {}; if (event in this._events === false) return; for (var i = 0; i < this._events[event].length; i++){ this._events[event][i].apply(this, Array.prototype.slice.call(arguments, 1)); } } }; /* * Mixin will delegate all MicroEvent.js function in the destination object. * * - MicroEvent.mixin(Foobar) will make Foobar able to use MicroEvent * * @param {object} the object which will support MicroEvent / MicroEvent.mixin = function(destObject){ var props = ['on', 'off', 'trigger']; for (var i = 0; i < props.length; i++){ destObject.prototype[props[i]] = MicroEvent.prototype[props[i]]; } }; var IS_MAC = /Mac/.test(navigator.userAgent); var KEY_A = 65; var KEY_COMMA = 188; var KEY_RETURN = 13; var KEY_ESC = 27; var KEY_LEFT = 37; var KEY_UP = 38; var KEY_P = 80; var KEY_RIGHT = 39; var KEY_DOWN = 40; var KEY_N = 78; var KEY_BACKSPACE = 8; var KEY_DELETE = 46; var KEY_SHIFT = 16; var KEY_CMD = IS_MAC ? 91 : 17; var KEY_CTRL = IS_MAC ? 18 : 17; var KEY_TAB = 9; var TAG_SELECT = 1; var TAG_INPUT = 2; // for now, android support in general is too spotty to support validity var SUPPORTS_VALIDITY_API = !/android/i.test(window.navigator.userAgent) && !!document.createElement('form').validity; var isset = function(object) { return typeof object !== 'undefined'; }; /* * Converts a scalar to its best string representation * for hash keys and HTML attribute values. * * Transformations: * 'str' -> 'str' * null -> '' * undefined -> '' * true -> '1' * false -> '0' * 0 -> '0' * 1 -> '1' * * @param {string} value * @returns {string\|null} / var hash_key = function(value) { if (typeof value === 'undefined' \|\| value === null) return null; if (typeof value === 'boolean') return value ? '1' : '0'; return value + ''; }; /* * Escapes a string for use within HTML. * * @param {string} str * @returns {string} / var escape_html = function(str) { return (str + '') .replace(/&/g, '&') .replace(/</g, '<') .replace(/>/g, '>') .replace(/"/g, '"'); }; /* * Escapes "$" characters in replacement strings. * * @param {string} str * @returns {string} / var escape_replace = function(str) { return (str + '').replace(/\$/g, '$$$$'); }; var hook = {}; /* * Wraps `method` on `self` so that `fn` * is invoked before the original method. * * @param {object} self * @param {string} method * @param {function} fn / hook.before = function(self, method, fn) { var original = self[method]; self[method] = function() { fn.apply(self, arguments); return original.apply(self, arguments); }; }; /* * Wraps `method` on `self` so that `fn` * is invoked after the original method. * * @param {object} self * @param {string} method * @param {function} fn / hook.after = function(self, method, fn) { var original = self[method]; self[method] = function() { var result = original.apply(self, arguments); fn.apply(self, arguments); return result; }; }; /* * Wraps `fn` so that it can only be invoked once. * * @param {function} fn * @returns {function} / var once = function(fn) { var called = false; return function() { if (called) return; called = true; fn.apply(this, arguments); }; }; /* * Wraps `fn` so that it can only be called once * every `delay` milliseconds (invoked on the falling edge). * * @param {function} fn * @param {int} delay * @returns {function} / var debounce = function(fn, delay) { var timeout; return function() { var self = this; var args = arguments; window.clearTimeout(timeout); timeout = window.setTimeout(function() { fn.apply(self, args); }, delay); }; }; /* * Debounce all fired events types listed in `types` * while executing the provided `fn`. * * @param {object} self * @param {array} types * @param {function} fn / var debounce_events = function(self, types, fn) { var type; var trigger = self.trigger; var event_args = {}; // override trigger method self.trigger = function() { var type = arguments[0]; if (types.indexOf(type) !== -1) { event_args[type] = arguments; } else { return trigger.apply(self, arguments); } }; // invoke provided function fn.apply(self, []); self.trigger = trigger; // trigger queued events for (type in event_args) { if (event_args.hasOwnProperty(type)) { trigger.apply(self, event_args[type]); } } }; /* * A workaround for http://bugs.jquery.com/ticket/6696 * * @param {object} $parent - Parent element to listen on. * @param {string} event - Event name. * @param {string} selector - Descendant selector to filter by. * @param {function} fn - Event handler. / var watchChildEvent = function($parent, event, selector, fn) { $parent.on(event, selector, function(e) { var child = e.target; while (child && child.parentNode !== $parent[0]) { child = child.parentNode; } e.currentTarget = child; return fn.apply(this, [e]); }); }; /* * Determines the current selection within a text input control. * Returns an object containing: * - start * - length * * @param {object} input * @returns {object} / var getSelection = function(input) { var result = {}; if ('selectionStart' in input) { result.start = input.selectionStart; result.length = input.selectionEnd - result.start; } else if (document.selection) { input.focus(); var sel = document.selection.createRange(); var selLen = document.selection.createRange().text.length; sel.moveStart('character', -input.value.length); result.start = sel.text.length - selLen; result.length = selLen; } return result; }; /* * Copies CSS properties from one element to another. * * @param {object} $from * @param {object} $to * @param {array} properties / var transferStyles = function($from, $to, properties) { var i, n, styles = {}; if (properties) { for (i = 0, n = properties.length; i < n; i++) { styles[properties[i]] = $from.css(properties[i]); } } else { styles = $from.css(); } $to.css(styles); }; /* * Measures the width of a string within a * parent element (in pixels). * * @param {string} str * @param {object} $parent * @returns {int} / var measureString = function(str, $parent) { if (!str) { return 0; } var $test = $('<test>').css({ position: 'absolute', top: -99999, left: -99999, width: 'auto', padding: 0, whiteSpace: 'pre' }).text(str).appendTo('body'); transferStyles($parent, $test, [ 'letterSpacing', 'fontSize', 'fontFamily', 'fontWeight', 'textTransform' ]); var width = $test.width(); $test.remove(); return width; }; /* * Sets up an input to grow horizontally as the user * types. If the value is changed manually, you can * trigger the "update" handler to resize: * * $input.trigger('update'); * * @param {object} $input / var autoGrow = function($input) { var currentWidth = null; var update = function(e, options) { var value, keyCode, printable, placeholder, width; var shift, character, selection; e = e \|\| window.event \|\| {}; options = options \|\| {}; if (e.metaKey \|\| e.altKey) return; if (!options.force && $input.data('grow') === false) return; value = $input.val(); if (e.type && e.type.toLowerCase() === 'keydown') { keyCode = e.keyCode; printable = ( (keyCode >= 97 && keyCode <= 122) \|\| // a-z (keyCode >= 65 && keyCode <= 90) \|\| // A-Z (keyCode >= 48 && keyCode <= 57) \|\| // 0-9 keyCode === 32 // space ); if (keyCode === KEY_DELETE \|\| keyCode === KEY_BACKSPACE) { selection = getSelection($input[0]); if (selection.length) { value = value.substring(0, selection.start) + value.substring(selection.start + selection.length); } else if (keyCode === KEY_BACKSPACE && selection.start) { value = value.substring(0, selection.start - 1) + value.substring(selection.start + 1); } else if (keyCode === KEY_DELETE && typeof selection.start !== 'undefined') { value = value.substring(0, selection.start) + value.substring(selection.start + 1); } } else if (printable) { shift = e.shiftKey; character = String.fromCharCode(e.keyCode); if (shift) character = character.toUpperCase(); else character = character.toLowerCase(); value += character; } } placeholder = $input.attr('placeholder'); if (!value && placeholder) { value = placeholder; } width = measureString(value, $input) + 4; if (width !== currentWidth) { currentWidth = width; $input.width(width); $input.triggerHandler('resize'); } }; $input.on('keydown keyup update blur', update); update(); }; var Selectize = function($input, settings) { var key, i, n, dir, input, self = this; input = $input[0]; input.selectize = self; // detect rtl environment var computedStyle = window.getComputedStyle && window.getComputedStyle(input, null); dir = computedStyle ? computedStyle.getPropertyValue('direction') : input.currentStyle && input.currentStyle.direction; dir = dir \|\| $input.parents('[dir]:first').attr('dir') \|\| ''; // setup default state $.extend(self, { order : 0, settings : settings, $input : $input, tabIndex : $input.attr('tabindex') \|\| '', tagType : input.tagName.toLowerCase() === 'select' ? TAG_SELECT : TAG_INPUT, rtl : /rtl/i.test(dir), eventNS : '.selectize' + (++Selectize.count), highlightedValue : null, isOpen : false, isDisabled : false, isRequired : $input.is('[required]'), isInvalid : false, isLocked : false, isFocused : false, isInputHidden : false, isSetup : false, isShiftDown : false, isCmdDown : false, isCtrlDown : false, ignoreFocus : false, ignoreBlur : false, ignoreHover : false, hasOptions : false, currentResults : null, lastValue : '', caretPos : 0, loading : 0, loadedSearches : {}, $activeOption : null, $activeItems : [], optgroups : {}, options : {}, userOptions : {}, items : [], renderCache : {}, onSearchChange : settings.loadThrottle === null ? self.onSearchChange : debounce(self.onSearchChange, settings.loadThrottle) }); // search system self.sifter = new Sifter(this.options, {diacritics: settings.diacritics}); // build options table if (self.settings.options) { for (i = 0, n = self.settings.options.length; i < n; i++) { self.registerOption(self.settings.options[i]); } delete self.settings.options; } // build optgroup table if (self.settings.optgroups) { for (i = 0, n = self.settings.optgroups.length; i < n; i++) { self.registerOptionGroup(self.settings.optgroups[i]); } delete self.settings.optgroups; } // option-dependent defaults self.settings.mode = self.settings.mode \|\| (self.settings.maxItems === 1 ? 'single' : 'multi'); if (typeof self.settings.hideSelected !== 'boolean') { self.settings.hideSelected = self.settings.mode === 'multi'; } self.initializePlugins(self.settings.plugins); self.setupCallbacks(); self.setupTemplates(); self.setup(); }; // mixins // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - MicroEvent.mixin(Selectize); MicroPlugin.mixin(Selectize); // methods // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - $.extend(Selectize.prototype, { /* * Creates all elements and sets up event bindings. / setup: function() { var self = this; var settings = self.settings; var eventNS = self.eventNS; var $window = $(window); var $document = $(document); var $input = self.$input; var $wrapper; var $control; var $control_input; var $dropdown; var $dropdown_content; var $dropdown_parent; var inputMode; var timeout_blur; var timeout_focus; var classes; var classes_plugins; inputMode = self.settings.mode; classes = $input.attr('class') \|\| ''; $wrapper = $('<div>').addClass(settings.wrapperClass).addClass(classes).addClass(inputMode); $control = $('<div>').addClass(settings.inputClass).addClass('items').appendTo($wrapper); $control_input = $('<input type="text" autocomplete="off" />').appendTo($control).attr('tabindex', $input.is(':disabled') ? '-1' : self.tabIndex); $dropdown_parent = $(settings.dropdownParent \|\| $wrapper); $dropdown = $('<div>').addClass(settings.dropdownClass).addClass(inputMode).hide().appendTo($dropdown_parent); $dropdown_content = $('<div>').addClass(settings.dropdownContentClass).appendTo($dropdown); if(self.settings.copyClassesToDropdown) { $dropdown.addClass(classes); } $wrapper.css({ width: $input[0].style.width }); if (self.plugins.names.length) { classes_plugins = 'plugin-' + self.plugins.names.join(' plugin-'); $wrapper.addClass(classes_plugins); $dropdown.addClass(classes_plugins); } if ((settings.maxItems === null \|\| settings.maxItems > 1) && self.tagType === TAG_SELECT) { $input.attr('multiple', 'multiple'); } if (self.settings.placeholder) { $control_input.attr('placeholder', settings.placeholder); } // if splitOn was not passed in, construct it from the delimiter to allow pasting universally if (!self.settings.splitOn && self.settings.delimiter) { var delimiterEscaped = self.settings.delimiter.replace(/[-\/\\^$+?.()\|[\]{}]/g, '\\$&'); self.settings.splitOn = new RegExp('\\s' + delimiterEscaped + '+\\s'); } if ($input.attr('autocorrect')) { $control_input.attr('autocorrect', $input.attr('autocorrect')); } if ($input.attr('autocapitalize')) { $control_input.attr('autocapitalize', $input.attr('autocapitalize')); } self.$wrapper = $wrapper; self.$control = $control; self.$control_input = $control_input; self.$dropdown = $dropdown; self.$dropdown_content = $dropdown_content; $dropdown.on('mouseenter', '[data-selectable]', function() { return self.onOptionHover.apply(self, arguments); }); $dropdown.on('mousedown click', '[data-selectable]', function() { return self.onOptionSelect.apply(self, arguments); }); watchChildEvent($control, 'mousedown', ':not(input)', function() { return self.onItemSelect.apply(self, arguments); }); autoGrow($control_input); $control.on({ mousedown : function() { return self.onMouseDown.apply(self, arguments); }, click : function() { return self.onClick.apply(self, arguments); } }); $control_input.on({ mousedown : function(e) { e.stopPropagation(); }, keydown : function() { return self.onKeyDown.apply(self, arguments); }, keyup : function() { return self.onKeyUp.apply(self, arguments); }, keypress : function() { return self.onKeyPress.apply(self, arguments); }, resize : function() { self.positionDropdown.apply(self, []); }, blur : function() { return self.onBlur.apply(self, arguments); }, focus : function() { self.ignoreBlur = false; return self.onFocus.apply(self, arguments); }, paste : function() { return self.onPaste.apply(self, arguments); } }); $document.on('keydown' + eventNS, function(e) { self.isCmdDown = e[IS_MAC ? 'metaKey' : 'ctrlKey']; self.isCtrlDown = e[IS_MAC ? 'altKey' : 'ctrlKey']; self.isShiftDown = e.shiftKey; }); $document.on('keyup' + eventNS, function(e) { if (e.keyCode === KEY_CTRL) self.isCtrlDown = false; if (e.keyCode === KEY_SHIFT) self.isShiftDown = false; if (e.keyCode === KEY_CMD) self.isCmdDown = false; }); $document.on('mousedown' + eventNS, function(e) { if (self.isFocused) { // prevent events on the dropdown scrollbar from causing the control to blur if (e.target === self.$dropdown[0] \|\| e.target.parentNode === self.$dropdown[0]) { return false; } // blur on click outside if (!self.$control.has(e.target).length && e.target !== self.$control[0]) { self.blur(e.target); } } }); $window.on(['scroll' + eventNS, 'resize' + eventNS].join(' '), function() { if (self.isOpen) { self.positionDropdown.apply(self, arguments); } }); $window.on('mousemove' + eventNS, function() { self.ignoreHover = false; }); // store original children and tab index so that they can be // restored when the destroy() method is called. this.revertSettings = { $children : $input.children().detach(), tabindex : $input.attr('tabindex') }; $input.attr('tabindex', -1).hide().after(self.$wrapper); if ($.isArray(settings.items)) { self.setValue(settings.items); delete settings.items; } // feature detect for the validation API if (SUPPORTS_VALIDITY_API) { $input.on('invalid' + eventNS, function(e) { e.preventDefault(); self.isInvalid = true; self.refreshState(); }); } self.updateOriginalInput(); self.refreshItems(); self.refreshState(); self.updatePlaceholder(); self.isSetup = true; if ($input.is(':disabled')) { self.disable(); } self.on('change', this.onChange); $input.data('selectize', self); $input.addClass('selectized'); self.trigger('initialize'); // preload options if (settings.preload === true) { self.onSearchChange(''); } }, /* * Sets up default rendering functions. / setupTemplates: function() { var self = this; var field_label = self.settings.labelField; var field_optgroup = self.settings.optgroupLabelField; var templates = { 'optgroup': function(data) { return '<div class="optgroup">' + data.html + '</div>'; }, 'optgroup_header': function(data, escape) { return '<div class="optgroup-header">' + escape(data[field_optgroup]) + '</div>'; }, 'option': function(data, escape) { return '<div class="option">' + escape(data[field_label]) + '</div>'; }, 'item': function(data, escape) { return '<div class="item">' + escape(data[field_label]) + '</div>'; }, 'option_create': function(data, escape) { return '<div class="create">Add <strong>' + escape(data.input) + '</strong>…</div>'; } }; self.settings.render = $.extend({}, templates, self.settings.render); }, /* * Maps fired events to callbacks provided * in the settings used when creating the control. / setupCallbacks: function() { var key, fn, callbacks = { 'initialize' : 'onInitialize', 'change' : 'onChange', 'item_add' : 'onItemAdd', 'item_remove' : 'onItemRemove', 'clear' : 'onClear', 'option_add' : 'onOptionAdd', 'option_remove' : 'onOptionRemove', 'option_clear' : 'onOptionClear', 'optgroup_add' : 'onOptionGroupAdd', 'optgroup_remove' : 'onOptionGroupRemove', 'optgroup_clear' : 'onOptionGroupClear', 'dropdown_open' : 'onDropdownOpen', 'dropdown_close' : 'onDropdownClose', 'type' : 'onType', 'load' : 'onLoad', 'focus' : 'onFocus', 'blur' : 'onBlur' }; for (key in callbacks) { if (callbacks.hasOwnProperty(key)) { fn = this.settings[callbacks[key]]; if (fn) this.on(key, fn); } } }, /* * Triggered when the main control element * has a click event. * * @param {object} e * @return {boolean} / onClick: function(e) { var self = this; // necessary for mobile webkit devices (manual focus triggering // is ignored unless invoked within a click event) if (!self.isFocused) { self.focus(); e.preventDefault(); } }, /* * Triggered when the main control element * has a mouse down event. * * @param {object} e * @return {boolean} / onMouseDown: function(e) { var self = this; var defaultPrevented = e.isDefaultPrevented(); var $target = $(e.target); if (self.isFocused) { // retain focus by preventing native handling. if the // event target is the input it should not be modified. // otherwise, text selection within the input won't work. if (e.target !== self.$control_input[0]) { if (self.settings.mode === 'single') { // toggle dropdown self.isOpen ? self.close() : self.open(); } else if (!defaultPrevented) { self.setActiveItem(null); } return false; } } else { // give control focus if (!defaultPrevented) { window.setTimeout(function() { self.focus(); }, 0); } } }, /* * Triggered when the value of the control has been changed. * This should propagate the event to the original DOM * input / select element. / onChange: function() { this.$input.trigger('change'); }, /* * Triggered on <input> paste. * * @param {object} e * @returns {boolean} / onPaste: function(e) { var self = this; if (self.isFull() \|\| self.isInputHidden \|\| self.isLocked) { e.preventDefault(); } else { // If a regex or string is included, this will split the pasted // input and create Items for each separate value if (self.settings.splitOn) { setTimeout(function() { var splitInput = $.trim(self.$control_input.val() \|\| '').split(self.settings.splitOn); for (var i = 0, n = splitInput.length; i < n; i++) { self.createItem(splitInput[i]); } }, 0); } } }, /* * Triggered on <input> keypress. * * @param {object} e * @returns {boolean} / onKeyPress: function(e) { if (this.isLocked) return e && e.preventDefault(); var character = String.fromCharCode(e.keyCode \|\| e.which); if (this.settings.create && this.settings.mode === 'multi' && character === this.settings.delimiter) { this.createItem(); e.preventDefault(); return false; } }, /* * Triggered on <input> keydown. * * @param {object} e * @returns {boolean} / onKeyDown: function(e) { var isInput = e.target === this.$control_input[0]; var self = this; if (self.isLocked) { if (e.keyCode !== KEY_TAB) { e.preventDefault(); } return; } switch (e.keyCode) { case KEY_A: if (self.isCmdDown) { self.selectAll(); return; } break; case KEY_ESC: if (self.isOpen) { e.preventDefault(); e.stopPropagation(); self.close(); } return; case KEY_N: if (!e.ctrlKey \|\| e.altKey) break; case KEY_DOWN: if (!self.isOpen && self.hasOptions) { self.open(); } else if (self.$activeOption) { self.ignoreHover = true; var $next = self.getAdjacentOption(self.$activeOption, 1); if ($next.length) self.setActiveOption($next, true, true); } e.preventDefault(); return; case KEY_P: if (!e.ctrlKey \|\| e.altKey) break; case KEY_UP: if (self.$activeOption) { self.ignoreHover = true; var $prev = self.getAdjacentOption(self.$activeOption, -1); if ($prev.length) self.setActiveOption($prev, true, true); } e.preventDefault(); return; case KEY_RETURN: if (self.isOpen && self.$activeOption) { self.onOptionSelect({currentTarget: self.$activeOption}); e.preventDefault(); } return; case KEY_LEFT: self.advanceSelection(-1, e); return; case KEY_RIGHT: self.advanceSelection(1, e); return; case KEY_TAB: if (self.settings.selectOnTab && self.isOpen && self.$activeOption) { self.onOptionSelect({currentTarget: self.$activeOption}); // Default behaviour is to jump to the next field, we only want this // if the current field doesn't accept any more entries if (!self.isFull()) { e.preventDefault(); } } if (self.settings.create && self.createItem()) { e.preventDefault(); } return; case KEY_BACKSPACE: case KEY_DELETE: self.deleteSelection(e); return; } if ((self.isFull() \|\| self.isInputHidden) && !(IS_MAC ? e.metaKey : e.ctrlKey)) { e.preventDefault(); return; } }, /* * Triggered on <input> keyup. * * @param {object} e * @returns {boolean} / onKeyUp: function(e) { var self = this; if (self.isLocked) return e && e.preventDefault(); var value = self.$control_input.val() \|\| ''; if (self.lastValue !== value) { self.lastValue = value; self.onSearchChange(value); self.refreshOptions(); self.trigger('type', value); } }, /* * Invokes the user-provide option provider / loader. * * Note: this function is debounced in the Selectize * constructor (by `settings.loadDelay` milliseconds) * * @param {string} value / onSearchChange: function(value) { var self = this; var fn = self.settings.load; if (!fn) return; if (self.loadedSearches.hasOwnProperty(value)) return; self.loadedSearches[value] = true; self.load(function(callback) { fn.apply(self, [value, callback]); }); }, /* * Triggered on <input> focus. * * @param {object} e (optional) * @returns {boolean} / onFocus: function(e) { var self = this; var wasFocused = self.isFocused; if (self.isDisabled) { self.blur(); e && e.preventDefault(); return false; } if (self.ignoreFocus) return; self.isFocused = true; if (self.settings.preload === 'focus') self.onSearchChange(''); if (!wasFocused) self.trigger('focus'); if (!self.$activeItems.length) { self.showInput(); self.setActiveItem(null); self.refreshOptions(!!self.settings.openOnFocus); } self.refreshState(); }, /* * Triggered on <input> blur. * * @param {object} e * @param {Element} dest / onBlur: function(e, dest) { var self = this; if (!self.isFocused) return; self.isFocused = false; if (self.ignoreFocus) { return; } else if (!self.ignoreBlur && document.activeElement === self.$dropdown_content[0]) { // necessary to prevent IE closing the dropdown when the scrollbar is clicked self.ignoreBlur = true; self.onFocus(e); return; } var deactivate = function() { self.close(); self.setTextboxValue(''); self.setActiveItem(null); self.setActiveOption(null); self.setCaret(self.items.length); self.refreshState(); // IE11 bug: element still marked as active (dest \|\| document.body).focus(); self.ignoreFocus = false; self.trigger('blur'); }; self.ignoreFocus = true; if (self.settings.create && self.settings.createOnBlur) { self.createItem(null, false, deactivate); } else { deactivate(); } }, /* * Triggered when the user rolls over * an option in the autocomplete dropdown menu. * * @param {object} e * @returns {boolean} / onOptionHover: function(e) { if (this.ignoreHover) return; this.setActiveOption(e.currentTarget, false); }, /* * Triggered when the user clicks on an option * in the autocomplete dropdown menu. * * @param {object} e * @returns {boolean} / onOptionSelect: function(e) { var value, $target, $option, self = this; if (e.preventDefault) { e.preventDefault(); e.stopPropagation(); } $target = $(e.currentTarget); if ($target.hasClass('create')) { self.createItem(null, function() { if (self.settings.closeAfterSelect) { self.close(); } }); } else { value = $target.attr('data-value'); if (typeof value !== 'undefined') { self.lastQuery = null; self.setTextboxValue(''); self.addItem(value); if (self.settings.closeAfterSelect) { self.close(); } else if (!self.settings.hideSelected && e.type && /mouse/.test(e.type)) { self.setActiveOption(self.getOption(value)); } } } }, /* * Triggered when the user clicks on an item * that has been selected. * * @param {object} e * @returns {boolean} / onItemSelect: function(e) { var self = this; if (self.isLocked) return; if (self.settings.mode === 'multi') { e.preventDefault(); self.setActiveItem(e.currentTarget, e); } }, /* * Invokes the provided method that provides * results to a callback---which are then added * as options to the control. * * @param {function} fn / load: function(fn) { var self = this; var $wrapper = self.$wrapper.addClass(self.settings.loadingClass); self.loading++; fn.apply(self, [function(results) { self.loading = Math.max(self.loading - 1, 0); if (results && results.length) { self.addOption(results); self.refreshOptions(self.isFocused && !self.isInputHidden); } if (!self.loading) { $wrapper.removeClass(self.settings.loadingClass); } self.trigger('load', results); }]); }, /* * Sets the input field of the control to the specified value. * * @param {string} value / setTextboxValue: function(value) { var $input = this.$control_input; var changed = $input.val() !== value; if (changed) { $input.val(value).triggerHandler('update'); this.lastValue = value; } }, /* * Returns the value of the control. If multiple items * can be selected (e.g. <select multiple>), this returns * an array. If only one item can be selected, this * returns a string. * * @returns {mixed} / getValue: function() { if (this.tagType === TAG_SELECT && this.$input.attr('multiple')) { return this.items; } else { return this.items.join(this.settings.delimiter); } }, /* * Resets the selected items to the given value. * * @param {mixed} value / setValue: function(value, silent) { var events = silent ? [] : ['change']; debounce_events(this, events, function() { this.clear(silent); this.addItems(value, silent); }); }, /* * Sets the selected item. * * @param {object} $item * @param {object} e (optional) / setActiveItem: function($item, e) { var self = this; var eventName; var i, idx, begin, end, item, swap; var $last; if (self.settings.mode === 'single') return; $item = $($item); // clear the active selection if (!$item.length) { $(self.$activeItems).removeClass('active'); self.$activeItems = []; if (self.isFocused) { self.showInput(); } return; } // modify selection eventName = e && e.type.toLowerCase(); if (eventName === 'mousedown' && self.isShiftDown && self.$activeItems.length) { $last = self.$control.children('.active:last'); begin = Array.prototype.indexOf.apply(self.$control[0].childNodes, [$last[0]]); end = Array.prototype.indexOf.apply(self.$control[0].childNodes, [$item[0]]); if (begin > end) { swap = begin; begin = end; end = swap; } for (i = begin; i <= end; i++) { item = self.$control[0].childNodes[i]; if (self.$activeItems.indexOf(item) === -1) { $(item).addClass('active'); self.$activeItems.push(item); } } e.preventDefault(); } else if ((eventName === 'mousedown' && self.isCtrlDown) \|\| (eventName === 'keydown' && this.isShiftDown)) { if ($item.hasClass('active')) { idx = self.$activeItems.indexOf($item[0]); self.$activeItems.splice(idx, 1); $item.removeClass('active'); } else { self.$activeItems.push($item.addClass('active')[0]); } } else { $(self.$activeItems).removeClass('active'); self.$activeItems = [$item.addClass('active')[0]]; } // ensure control has focus self.hideInput(); if (!this.isFocused) { self.focus(); } }, /* * Sets the selected item in the dropdown menu * of available options. * * @param {object} $object * @param {boolean} scroll * @param {boolean} animate / setActiveOption: function($option, scroll, animate) { var height_menu, height_item, y; var scroll_top, scroll_bottom; var self = this; if (self.$activeOption) self.$activeOption.removeClass('active'); self.$activeOption = null; $option = $($option); if (!$option.length) return; self.$activeOption = $option.addClass('active'); if (scroll \|\| !isset(scroll)) { height_menu = self.$dropdown_content.height(); height_item = self.$activeOption.outerHeight(true); scroll = self.$dropdown_content.scrollTop() \|\| 0; y = self.$activeOption.offset().top - self.$dropdown_content.offset().top + scroll; scroll_top = y; scroll_bottom = y - height_menu + height_item; if (y + height_item > height_menu + scroll) { self.$dropdown_content.stop().animate({scrollTop: scroll_bottom}, animate ? self.settings.scrollDuration : 0); } else if (y < scroll) { self.$dropdown_content.stop().animate({scrollTop: scroll_top}, animate ? self.settings.scrollDuration : 0); } } }, /* * Selects all items (CTRL + A). / selectAll: function() { var self = this; if (self.settings.mode === 'single') return; self.$activeItems = Array.prototype.slice.apply(self.$control.children(':not(input)').addClass('active')); if (self.$activeItems.length) { self.hideInput(); self.close(); } self.focus(); }, /* * Hides the input element out of view, while * retaining its focus. / hideInput: function() { var self = this; self.setTextboxValue(''); self.$control_input.css({opacity: 0, position: 'absolute', left: self.rtl ? 10000 : -10000}); self.isInputHidden = true; }, /* * Restores input visibility. / showInput: function() { this.$control_input.css({opacity: 1, position: 'relative', left: 0}); this.isInputHidden = false; }, /* * Gives the control focus. / focus: function() { var self = this; if (self.isDisabled) return; self.ignoreFocus = true; self.$control_input[0].focus(); window.setTimeout(function() { self.ignoreFocus = false; self.onFocus(); }, 0); }, /* * Forces the control out of focus. * * @param {Element} dest / blur: function(dest) { this.$control_input[0].blur(); this.onBlur(null, dest); }, /* * Returns a function that scores an object * to show how good of a match it is to the * provided query. * * @param {string} query * @param {object} options * @return {function} / getScoreFunction: function(query) { return this.sifter.getScoreFunction(query, this.getSearchOptions()); }, /* * Returns search options for sifter (the system * for scoring and sorting results). * * @see https://github.com/brianreavis/sifter.js * @return {object} / getSearchOptions: function() { var settings = this.settings; var sort = settings.sortField; if (typeof sort === 'string') { sort = [{field: sort}]; } return { fields : settings.searchField, conjunction : settings.searchConjunction, sort : sort }; }, /* * Searches through available options and returns * a sorted array of matches. * * Returns an object containing: * * - query {string} * - tokens {array} * - total {int} * - items {array} * * @param {string} query * @returns {object} / search: function(query) { var i, value, score, result, calculateScore; var self = this; var settings = self.settings; var options = this.getSearchOptions(); // validate user-provided result scoring function if (settings.score) { calculateScore = self.settings.score.apply(this, [query]); if (typeof calculateScore !== 'function') { throw new Error('Selectize "score" setting must be a function that returns a function'); } } // perform search if (query !== self.lastQuery) { self.lastQuery = query; result = self.sifter.search(query, $.extend(options, {score: calculateScore})); self.currentResults = result; } else { result = $.extend(true, {}, self.currentResults); } // filter out selected items if (settings.hideSelected) { for (i = result.items.length - 1; i >= 0; i--) { if (self.items.indexOf(hash_key(result.items[i].id)) !== -1) { result.items.splice(i, 1); } } } return result; }, /* * Refreshes the list of available options shown * in the autocomplete dropdown menu. * * @param {boolean} triggerDropdown / refreshOptions: function(triggerDropdown) { var i, j, k, n, groups, groups_order, option, option_html, optgroup, optgroups, html, html_children, has_create_option; var $active, $active_before, $create; if (typeof triggerDropdown === 'undefined') { triggerDropdown = true; } var self = this; var query = $.trim(self.$control_input.val()); var results = self.search(query); var $dropdown_content = self.$dropdown_content; var active_before = self.$activeOption && hash_key(self.$activeOption.attr('data-value')); // build markup n = results.items.length; if (typeof self.settings.maxOptions === 'number') { n = Math.min(n, self.settings.maxOptions); } // render and group available options individually groups = {}; groups_order = []; for (i = 0; i < n; i++) { option = self.options[results.items[i].id]; option_html = self.render('option', option); optgroup = option[self.settings.optgroupField] \|\| ''; optgroups = $.isArray(optgroup) ? optgroup : [optgroup]; for (j = 0, k = optgroups && optgroups.length; j < k; j++) { optgroup = optgroups[j]; if (!self.optgroups.hasOwnProperty(optgroup)) { optgroup = ''; } if (!groups.hasOwnProperty(optgroup)) { groups[optgroup] = []; groups_order.push(optgroup); } groups[optgroup].push(option_html); } } // sort optgroups if (this.settings.lockOptgroupOrder) { groups_order.sort(function(a, b) { var a_order = self.optgroups[a].$order \|\| 0; var b_order = self.optgroups[b].$order \|\| 0; return a_order - b_order; }); } // render optgroup headers & join groups html = []; for (i = 0, n = groups_order.length; i < n; i++) { optgroup = groups_order[i]; if (self.optgroups.hasOwnProperty(optgroup) && groups[optgroup].length) { // render the optgroup header and options within it, // then pass it to the wrapper template html_children = self.render('optgroup_header', self.optgroups[optgroup]) \|\| ''; html_children += groups[optgroup].join(''); html.push(self.render('optgroup', $.extend({}, self.optgroups[optgroup], { html: html_children }))); } else { html.push(groups[optgroup].join('')); } } $dropdown_content.html(html.join('')); // highlight matching terms inline if (self.settings.highlight && results.query.length && results.tokens.length) { for (i = 0, n = results.tokens.length; i < n; i++) { highlight($dropdown_content, results.tokens[i].regex); } } // add "selected" class to selected options if (!self.settings.hideSelected) { for (i = 0, n = self.items.length; i < n; i++) { self.getOption(self.items[i]).addClass('selected'); } } // add create option has_create_option = self.canCreate(query); if (has_create_option) { $dropdown_content.prepend(self.render('option_create', {input: query})); $create = $($dropdown_content[0].childNodes[0]); } // activate self.hasOptions = results.items.length > 0 \|\| has_create_option; if (self.hasOptions) { if (results.items.length > 0) { $active_before = active_before && self.getOption(active_before); if ($active_before && $active_before.length) { $active = $active_before; } else if (self.settings.mode === 'single' && self.items.length) { $active = self.getOption(self.items[0]); } if (!$active \|\| !$active.length) { if ($create && !self.settings.addPrecedence) { $active = self.getAdjacentOption($create, 1); } else { $active = $dropdown_content.find('[data-selectable]:first'); } } } else { $active = $create; } self.setActiveOption($active); if (triggerDropdown && !self.isOpen) { self.open(); } } else { self.setActiveOption(null); if (triggerDropdown && self.isOpen) { self.close(); } } }, /* * Adds an available option. If it already exists, * nothing will happen. Note: this does not refresh * the options list dropdown (use `refreshOptions` * for that). * * Usage: * * this.addOption(data) * * @param {object\|array} data / addOption: function(data) { var i, n, value, self = this; if ($.isArray(data)) { for (i = 0, n = data.length; i < n; i++) { self.addOption(data[i]); } return; } if (value = self.registerOption(data)) { self.userOptions[value] = true; self.lastQuery = null; self.trigger('option_add', value, data); } }, /* * Registers an option to the pool of options. * * @param {object} data * @return {boolean\|string} / registerOption: function(data) { var key = hash_key(data[this.settings.valueField]); if (!key \|\| this.options.hasOwnProperty(key)) return false; data.$order = data.$order \|\| ++this.order; this.options[key] = data; return key; }, /* * Registers an option group to the pool of option groups. * * @param {object} data * @return {boolean\|string} / registerOptionGroup: function(data) { var key = hash_key(data[this.settings.optgroupValueField]); if (!key) return false; data.$order = data.$order \|\| ++this.order; this.optgroups[key] = data; return key; }, /* * Registers a new optgroup for options * to be bucketed into. * * @param {string} id * @param {object} data / addOptionGroup: function(id, data) { data[this.settings.optgroupValueField] = id; if (id = this.registerOptionGroup(data)) { this.trigger('optgroup_add', id, data); } }, /* * Removes an existing option group. * * @param {string} id / removeOptionGroup: function(id) { if (this.optgroups.hasOwnProperty(id)) { delete this.optgroups[id]; this.renderCache = {}; this.trigger('optgroup_remove', id); } }, /* * Clears all existing option groups. / clearOptionGroups: function() { this.optgroups = {}; this.renderCache = {}; this.trigger('optgroup_clear'); }, /* * Updates an option available for selection. If * it is visible in the selected items or options * dropdown, it will be re-rendered automatically. * * @param {string} value * @param {object} data / updateOption: function(value, data) { var self = this; var $item, $item_new; var value_new, index_item, cache_items, cache_options, order_old; value = hash_key(value); value_new = hash_key(data[self.settings.valueField]); // sanity checks if (value === null) return; if (!self.options.hasOwnProperty(value)) return; if (typeof value_new !== 'string') throw new Error('Value must be set in option data'); order_old = self.options[value].$order; // update references if (value_new !== value) { delete self.options[value]; index_item = self.items.indexOf(value); if (index_item !== -1) { self.items.splice(index_item, 1, value_new); } } data.$order = data.$order \|\| order_old; self.options[value_new] = data; // invalidate render cache cache_items = self.renderCache['item']; cache_options = self.renderCache['option']; if (cache_items) { delete cache_items[value]; delete cache_items[value_new]; } if (cache_options) { delete cache_options[value]; delete cache_options[value_new]; } // update the item if it's selected if (self.items.indexOf(value_new) !== -1) { $item = self.getItem(value); $item_new = $(self.render('item', data)); if ($item.hasClass('active')) $item_new.addClass('active'); $item.replaceWith($item_new); } // invalidate last query because we might have updated the sortField self.lastQuery = null; // update dropdown contents if (self.isOpen) { self.refreshOptions(false); } }, /* * Removes a single option. * * @param {string} value * @param {boolean} silent / removeOption: function(value, silent) { var self = this; value = hash_key(value); var cache_items = self.renderCache['item']; var cache_options = self.renderCache['option']; if (cache_items) delete cache_items[value]; if (cache_options) delete cache_options[value]; delete self.userOptions[value]; delete self.options[value]; self.lastQuery = null; self.trigger('option_remove', value); self.removeItem(value, silent); }, /* * Clears all options. / clearOptions: function() { var self = this; self.loadedSearches = {}; self.userOptions = {}; self.renderCache = {}; self.options = self.sifter.items = {}; self.lastQuery = null; self.trigger('option_clear'); self.clear(); }, /* * Returns the jQuery element of the option * matching the given value. * * @param {string} value * @returns {object} / getOption: function(value) { return this.getElementWithValue(value, this.$dropdown_content.find('[data-selectable]')); }, /* * Returns the jQuery element of the next or * previous selectable option. * * @param {object} $option * @param {int} direction can be 1 for next or -1 for previous * @return {object} / getAdjacentOption: function($option, direction) { var $options = this.$dropdown.find('[data-selectable]'); var index = $options.index($option) + direction; return index >= 0 && index < $options.length ? $options.eq(index) : $(); }, /* * Finds the first element with a "data-value" attribute * that matches the given value. * * @param {mixed} value * @param {object} $els * @return {object} / getElementWithValue: function(value, $els) { value = hash_key(value); if (typeof value !== 'undefined' && value !== null) { for (var i = 0, n = $els.length; i < n; i++) { if ($els[i].getAttribute('data-value') === value) { return $($els[i]); } } } return $(); }, /* * Returns the jQuery element of the item * matching the given value. * * @param {string} value * @returns {object} / getItem: function(value) { return this.getElementWithValue(value, this.$control.children()); }, /* * "Selects" multiple items at once. Adds them to the list * at the current caret position. * * @param {string} value * @param {boolean} silent / addItems: function(values, silent) { var items = $.isArray(values) ? values : [values]; for (var i = 0, n = items.length; i < n; i++) { this.isPending = (i < n - 1); this.addItem(items[i], silent); } }, /* * "Selects" an item. Adds it to the list * at the current caret position. * * @param {string} value * @param {boolean} silent / addItem: function(value, silent) { var events = silent ? [] : ['change']; debounce_events(this, events, function() { var $item, $option, $options; var self = this; var inputMode = self.settings.mode; var i, active, value_next, wasFull; value = hash_key(value); if (self.items.indexOf(value) !== -1) { if (inputMode === 'single') self.close(); return; } if (!self.options.hasOwnProperty(value)) return; if (inputMode === 'single') self.clear(silent); if (inputMode === 'multi' && self.isFull()) return; $item = $(self.render('item', self.options[value])); wasFull = self.isFull(); self.items.splice(self.caretPos, 0, value); self.insertAtCaret($item); if (!self.isPending \|\| (!wasFull && self.isFull())) { self.refreshState(); } if (self.isSetup) { $options = self.$dropdown_content.find('[data-selectable]'); // update menu / remove the option (if this is not one item being added as part of series) if (!self.isPending) { $option = self.getOption(value); value_next = self.getAdjacentOption($option, 1).attr('data-value'); self.refreshOptions(self.isFocused && inputMode !== 'single'); if (value_next) { self.setActiveOption(self.getOption(value_next)); } } // hide the menu if the maximum number of items have been selected or no options are left if (!$options.length \|\| self.isFull()) { self.close(); } else { self.positionDropdown(); } self.updatePlaceholder(); self.trigger('item_add', value, $item); self.updateOriginalInput({silent: silent}); } }); }, /* * Removes the selected item matching * the provided value. * * @param {string} value / removeItem: function(value, silent) { var self = this; var $item, i, idx; $item = (typeof value === 'object') ? value : self.getItem(value); value = hash_key($item.attr('data-value')); i = self.items.indexOf(value); if (i !== -1) { $item.remove(); if ($item.hasClass('active')) { idx = self.$activeItems.indexOf($item[0]); self.$activeItems.splice(idx, 1); } self.items.splice(i, 1); self.lastQuery = null; if (!self.settings.persist && self.userOptions.hasOwnProperty(value)) { self.removeOption(value, silent); } if (i < self.caretPos) { self.setCaret(self.caretPos - 1); } self.refreshState(); self.updatePlaceholder(); self.updateOriginalInput({silent: silent}); self.positionDropdown(); self.trigger('item_remove', value, $item); } }, /* * Invokes the `create` method provided in the * selectize options that should provide the data * for the new item, given the user input. * * Once this completes, it will be added * to the item list. * * @param {string} value * @param {boolean} [triggerDropdown] * @param {function} [callback] * @return {boolean} / createItem: function(input, triggerDropdown) { var self = this; var caret = self.caretPos; input = input \|\| $.trim(self.$control_input.val() \|\| ''); var callback = arguments[arguments.length - 1]; if (typeof callback !== 'function') callback = function() {}; if (typeof triggerDropdown !== 'boolean') { triggerDropdown = true; } if (!self.canCreate(input)) { callback(); return false; } self.lock(); var setup = (typeof self.settings.create === 'function') ? this.settings.create : function(input) { var data = {}; data[self.settings.labelField] = input; data[self.settings.valueField] = input; return data; }; var create = once(function(data) { self.unlock(); if (!data \|\| typeof data !== 'object') return callback(); var value = hash_key(data[self.settings.valueField]); if (typeof value !== 'string') return callback(); self.setTextboxValue(''); self.addOption(data); self.setCaret(caret); self.addItem(value); self.refreshOptions(triggerDropdown && self.settings.mode !== 'single'); callback(data); }); var output = setup.apply(this, [input, create]); if (typeof output !== 'undefined') { create(output); } return true; }, /* * Re-renders the selected item lists. / refreshItems: function() { this.lastQuery = null; if (this.isSetup) { this.addItem(this.items); } this.refreshState(); this.updateOriginalInput(); }, /* * Updates all state-dependent attributes * and CSS classes. / refreshState: function() { var invalid, self = this; if (self.isRequired) { if (self.items.length) self.isInvalid = false; self.$control_input.prop('required', invalid); } self.refreshClasses(); }, /* * Updates all state-dependent CSS classes. / refreshClasses: function() { var self = this; var isFull = self.isFull(); var isLocked = self.isLocked; self.$wrapper .toggleClass('rtl', self.rtl); self.$control .toggleClass('focus', self.isFocused) .toggleClass('disabled', self.isDisabled) .toggleClass('required', self.isRequired) .toggleClass('invalid', self.isInvalid) .toggleClass('locked', isLocked) .toggleClass('full', isFull).toggleClass('not-full', !isFull) .toggleClass('input-active', self.isFocused && !self.isInputHidden) .toggleClass('dropdown-active', self.isOpen) .toggleClass('has-options', !$.isEmptyObject(self.options)) .toggleClass('has-items', self.items.length > 0); self.$control_input.data('grow', !isFull && !isLocked); }, /* * Determines whether or not more items can be added * to the control without exceeding the user-defined maximum. * * @returns {boolean} / isFull: function() { return this.settings.maxItems !== null && this.items.length >= this.settings.maxItems; }, /* * Refreshes the original <select> or <input> * element to reflect the current state. / updateOriginalInput: function(opts) { var i, n, options, label, self = this; opts = opts \|\| {}; if (self.tagType === TAG_SELECT) { options = []; for (i = 0, n = self.items.length; i < n; i++) { label = self.options[self.items[i]][self.settings.labelField] \|\| ''; options.push('<option value="' + escape_html(self.items[i]) + '" selected="selected">' + escape_html(label) + '</option>'); } if (!options.length && !this.$input.attr('multiple')) { options.push('<option value="" selected="selected"></option>'); } self.$input.html(options.join('')); } else { self.$input.val(self.getValue()); self.$input.attr('value',self.$input.val()); } if (self.isSetup) { if (!opts.silent) { self.trigger('change', self.$input.val()); } } }, /* * Shows/hide the input placeholder depending * on if there items in the list already. / updatePlaceholder: function() { if (!this.settings.placeholder) return; var $input = this.$control_input; if (this.items.length) { $input.removeAttr('placeholder'); } else { $input.attr('placeholder', this.settings.placeholder); } $input.triggerHandler('update', {force: true}); }, /* * Shows the autocomplete dropdown containing * the available options. / open: function() { var self = this; if (self.isLocked \|\| self.isOpen \|\| (self.settings.mode === 'multi' && self.isFull())) return; self.focus(); self.isOpen = true; self.refreshState(); self.$dropdown.css({visibility: 'hidden', display: 'block'}); self.positionDropdown(); self.$dropdown.css({visibility: 'visible'}); self.trigger('dropdown_open', self.$dropdown); }, /* * Closes the autocomplete dropdown menu. / close: function() { var self = this; var trigger = self.isOpen; if (self.settings.mode === 'single' && self.items.length) { self.hideInput(); } self.isOpen = false; self.$dropdown.hide(); self.setActiveOption(null); self.refreshState(); if (trigger) self.trigger('dropdown_close', self.$dropdown); }, /* * Calculates and applies the appropriate * position of the dropdown. / positionDropdown: function() { var $control = this.$control; var offset = this.settings.dropdownParent === 'body' ? $control.offset() : $control.position(); offset.top += $control.outerHeight(true); this.$dropdown.css({ width : $control.outerWidth(), top : offset.top, left : offset.left }); }, /* * Resets / clears all selected items * from the control. * * @param {boolean} silent / clear: function(silent) { var self = this; if (!self.items.length) return; self.$control.children(':not(input)').remove(); self.items = []; self.lastQuery = null; self.setCaret(0); self.setActiveItem(null); self.updatePlaceholder(); self.updateOriginalInput({silent: silent}); self.refreshState(); self.showInput(); self.trigger('clear'); }, /* * A helper method for inserting an element * at the current caret position. * * @param {object} $el / insertAtCaret: function($el) { var caret = Math.min(this.caretPos, this.items.length); if (caret === 0) { this.$control.prepend($el); } else { $(this.$control[0].childNodes[caret]).before($el); } this.setCaret(caret + 1); }, /* * Removes the current selected item(s). * * @param {object} e (optional) * @returns {boolean} / deleteSelection: function(e) { var i, n, direction, selection, values, caret, option_select, $option_select, $tail; var self = this; direction = (e && e.keyCode === KEY_BACKSPACE) ? -1 : 1; selection = getSelection(self.$control_input[0]); if (self.$activeOption && !self.settings.hideSelected) { option_select = self.getAdjacentOption(self.$activeOption, -1).attr('data-value'); } // determine items that will be removed values = []; if (self.$activeItems.length) { $tail = self.$control.children('.active:' + (direction > 0 ? 'last' : 'first')); caret = self.$control.children(':not(input)').index($tail); if (direction > 0) { caret++; } for (i = 0, n = self.$activeItems.length; i < n; i++) { values.push($(self.$activeItems[i]).attr('data-value')); } if (e) { e.preventDefault(); e.stopPropagation(); } } else if ((self.isFocused \|\| self.settings.mode === 'single') && self.items.length) { if (direction < 0 && selection.start === 0 && selection.length === 0) { values.push(self.items[self.caretPos - 1]); } else if (direction > 0 && selection.start === self.$control_input.val().length) { values.push(self.items[self.caretPos]); } } // allow the callback to abort if (!values.length \|\| (typeof self.settings.onDelete === 'function' && self.settings.onDelete.apply(self, [values]) === false)) { return false; } // perform removal if (typeof caret !== 'undefined') { self.setCaret(caret); } while (values.length) { self.removeItem(values.pop()); } self.showInput(); self.positionDropdown(); self.refreshOptions(true); // select previous option if (option_select) { $option_select = self.getOption(option_select); if ($option_select.length) { self.setActiveOption($option_select); } } return true; }, /* * Selects the previous / next item (depending * on the `direction` argument). * * > 0 - right * < 0 - left * * @param {int} direction * @param {object} e (optional) / advanceSelection: function(direction, e) { var tail, selection, idx, valueLength, cursorAtEdge, $tail; var self = this; if (direction === 0) return; if (self.rtl) direction = -1; tail = direction > 0 ? 'last' : 'first'; selection = getSelection(self.$control_input[0]); if (self.isFocused && !self.isInputHidden) { valueLength = self.$control_input.val().length; cursorAtEdge = direction < 0 ? selection.start === 0 && selection.length === 0 : selection.start === valueLength; if (cursorAtEdge && !valueLength) { self.advanceCaret(direction, e); } } else { $tail = self.$control.children('.active:' + tail); if ($tail.length) { idx = self.$control.children(':not(input)').index($tail); self.setActiveItem(null); self.setCaret(direction > 0 ? idx + 1 : idx); } } }, /** * Moves the caret left / right. * * @param {int} direction * @param {object} e (optional) / advanceCaret: function(direction, e) { var self = this, fn, $adj; if (direction === 0) return; fn = direction > 0 ? 'next' : 'prev'; if (self.isShiftDown) { $adj = self.$control_input[fn](); if ($adj.length) { self.hideInput(); self.setActiveItem($adj); e && e.preventDefault(); } } else { self.setCaret(self.caretPos + direction); } }, /* * Moves the caret to the specified index. * * @param {int} i / setCaret: function(i) { var self = this; if (self.settings.mode === 'single') { i = self.items.length; } else { i = Math.max(0, Math.min(self.items.length, i)); } if(!self.isPending) { // the input must be moved by leaving it in place and moving the // siblings, due to the fact that focus cannot be restored once lost // on mobile webkit devices var j, n, fn, $children, $child; $children = self.$control.children(':not(input)'); for (j = 0, n = $children.length; j < n; j++) { $child = $($children[j]).detach(); if (j < i) { self.$control_input.before($child); } else { self.$control.append($child); } } } self.caretPos = i; }, /* * Disables user input on the control. Used while * items are being asynchronously created. / lock: function() { this.close(); this.isLocked = true; this.refreshState(); }, /* * Re-enables user input on the control. / unlock: function() { this.isLocked = false; this.refreshState(); }, /* * Disables user input on the control completely. * While disabled, it cannot receive focus. / disable: function() { var self = this; self.$input.prop('disabled', true); self.$control_input.prop('disabled', true).prop('tabindex', -1); self.isDisabled = true; self.lock(); }, /* * Enables the control so that it can respond * to focus and user input. / enable: function() { var self = this; self.$input.prop('disabled', false); self.$control_input.prop('disabled', false).prop('tabindex', self.tabIndex); self.isDisabled = false; self.unlock(); }, /* * Completely destroys the control and * unbinds all event listeners so that it can * be garbage collected. / destroy: function() { var self = this; var eventNS = self.eventNS; var revertSettings = self.revertSettings; self.trigger('destroy'); self.off(); self.$wrapper.remove(); self.$dropdown.remove(); self.$input .html('') .append(revertSettings.$children) .removeAttr('tabindex') .removeClass('selectized') .attr({tabindex: revertSettings.tabindex}) .show(); self.$control_input.removeData('grow'); self.$input.removeData('selectize'); $(window).off(eventNS); $(document).off(eventNS); $(document.body).off(eventNS); delete self.$input[0].selectize; }, /* * A helper method for rendering "item" and * "option" templates, given the data. * * @param {string} templateName * @param {object} data * @returns {string} / render: function(templateName, data) { var value, id, label; var html = ''; var cache = false; var self = this; var regex_tag = /^[\t \r\n]<([a-z][a-z0-9\-_](?:\:[a-z][a-z0-9\-_])?)/i; if (templateName === 'option' \|\| templateName === 'item') { value = hash_key(data[self.settings.valueField]); cache = !!value; } // pull markup from cache if it exists if (cache) { if (!isset(self.renderCache[templateName])) { self.renderCache[templateName] = {}; } if (self.renderCache[templateName].hasOwnProperty(value)) { return self.renderCache[templateName][value]; } } // render markup html = self.settings.render[templateName].apply(this, [data, escape_html]); // add mandatory attributes if (templateName === 'option' \|\| templateName === 'option_create') { html = html.replace(regex_tag, '<$1 data-selectable'); } if (templateName === 'optgroup') { id = data[self.settings.optgroupValueField] \|\| ''; html = html.replace(regex_tag, '<$1 data-group="' + escape_replace(escape_html(id)) + '"'); } if (templateName === 'option' \|\| templateName === 'item') { html = html.replace(regex_tag, '<$1 data-value="' + escape_replace(escape_html(value \|\| '')) + '"'); } // update cache if (cache) { self.renderCache[templateName][value] = html; } return html; }, /** * Clears the render cache for a template. If * no template is given, clears all render * caches. * * @param {string} templateName / clearCache: function(templateName) { var self = this; if (typeof templateName === 'undefined') { self.renderCache = {}; } else { delete self.renderCache[templateName]; } }, /* * Determines whether or not to display the * create item prompt, given a user input. * * @param {string} input * @return {boolean} / canCreate: function(input) { var self = this; if (!self.settings.create) return false; var filter = self.settings.createFilter; return input.length && (typeof filter !== 'function' \|\| filter.apply(self, [input])) && (typeof filter !== 'string' \|\| new RegExp(filter).test(input)) && (!(filter instanceof RegExp) \|\| filter.test(input)); } }); Selectize.count = 0; Selectize.defaults = { options: [], optgroups: [], plugins: [], delimiter: ',', splitOn: null, // regexp or string for splitting up values from a paste command persist: true, diacritics: true, create: false, createOnBlur: false, createFilter: null, highlight: true, openOnFocus: true, maxOptions: 1000, maxItems: null, hideSelected: null, addPrecedence: false, selectOnTab: false, preload: false, allowEmptyOption: false, closeAfterSelect: false, scrollDuration: 60, loadThrottle: 300, loadingClass: 'loading', dataAttr: 'data-data', optgroupField: 'optgroup', valueField: 'value', labelField: 'text', optgroupLabelField: 'label', optgroupValueField: 'value', lockOptgroupOrder: false, sortField: '$order', searchField: ['text'], searchConjunction: 'and', mode: null, wrapperClass: 'selectize-control', inputClass: 'selectize-input', dropdownClass: 'selectize-dropdown', dropdownContentClass: 'selectize-dropdown-content', dropdownParent: null, copyClassesToDropdown: true, / load : null, // function(query, callback) { ... } score : null, // function(search) { ... } onInitialize : null, // function() { ... } onChange : null, // function(value) { ... } onItemAdd : null, // function(value, $item) { ... } onItemRemove : null, // function(value) { ... } onClear : null, // function() { ... } onOptionAdd : null, // function(value, data) { ... } onOptionRemove : null, // function(value) { ... } onOptionClear : null, // function() { ... } onOptionGroupAdd : null, // function(id, data) { ... } onOptionGroupRemove : null, // function(id) { ... } onOptionGroupClear : null, // function() { ... } onDropdownOpen : null, // function($dropdown) { ... } onDropdownClose : null, // function($dropdown) { ... } onType : null, // function(str) { ... } onDelete : null, // function(values) { ... } / render: { / item: null, optgroup: null, optgroup_header: null, option: null, option_create: null / } }; $.fn.selectize = function(settings_user) { var defaults = $.fn.selectize.defaults; var settings = $.extend({}, defaults, settings_user); var attr_data = settings.dataAttr; var field_label = settings.labelField; var field_value = settings.valueField; var field_optgroup = settings.optgroupField; var field_optgroup_label = settings.optgroupLabelField; var field_optgroup_value = settings.optgroupValueField; /* * Initializes selectize from a <input type="text"> element. * * @param {object} $input * @param {object} settings_element / var init_textbox = function($input, settings_element) { var i, n, values, option; var data_raw = $input.attr(attr_data); if (!data_raw) { var value = $.trim($input.val() \|\| ''); if (!settings.allowEmptyOption && !value.length) return; values = value.split(settings.delimiter); for (i = 0, n = values.length; i < n; i++) { option = {}; option[field_label] = values[i]; option[field_value] = values[i]; settings_element.options.push(option); } settings_element.items = values; } else { settings_element.options = JSON.parse(data_raw); for (i = 0, n = settings_element.options.length; i < n; i++) { settings_element.items.push(settings_element.options[i][field_value]); } } }; /* * Initializes selectize from a <select> element. * * @param {object} $input * @param {object} settings_element / var init_select = function($input, settings_element) { var i, n, tagName, $children, order = 0; var options = settings_element.options; var optionsMap = {}; var readData = function($el) { var data = attr_data && $el.attr(attr_data); if (typeof data === 'string' && data.length) { return JSON.parse(data); } return null; }; var addOption = function($option, group) { $option = $($option); var value = hash_key($option.attr('value')); if (!value && !settings.allowEmptyOption) return; // if the option already exists, it's probably been // duplicated in another optgroup. in this case, push // the current group to the "optgroup" property on the // existing option so that it's rendered in both places. if (optionsMap.hasOwnProperty(value)) { if (group) { var arr = optionsMap[value][field_optgroup]; if (!arr) { optionsMap[value][field_optgroup] = group; } else if (!$.isArray(arr)) { optionsMap[value][field_optgroup] = [arr, group]; } else { arr.push(group); } } return; } var option = readData($option) \|\| {}; option[field_label] = option[field_label] \|\| $option.text(); option[field_value] = option[field_value] \|\| value; option[field_optgroup] = option[field_optgroup] \|\| group; optionsMap[value] = option; options.push(option); if ($option.is(':selected')) { settings_element.items.push(value); } }; var addGroup = function($optgroup) { var i, n, id, optgroup, $options; $optgroup = $($optgroup); id = $optgroup.attr('label'); if (id) { optgroup = readData($optgroup) \|\| {}; optgroup[field_optgroup_label] = id; optgroup[field_optgroup_value] = id; settings_element.optgroups.push(optgroup); } $options = $('option', $optgroup); for (i = 0, n = $options.length; i < n; i++) { addOption($options[i], id); } }; settings_element.maxItems = $input.attr('multiple') ? null : 1; $children = $input.children(); for (i = 0, n = $children.length; i < n; i++) { tagName = $children[i].tagName.toLowerCase(); if (tagName === 'optgroup') { addGroup($children[i]); } else if (tagName === 'option') { addOption($children[i]); } } }; return this.each(function() { if (this.selectize) return; var instance; var $input = $(this); var tag_name = this.tagName.toLowerCase(); var placeholder = $input.attr('placeholder') \|\| $input.attr('data-placeholder'); if (!placeholder && !settings.allowEmptyOption) { placeholder = $input.children('option[value=""]').text(); } var settings_element = { 'placeholder' : placeholder, 'options' : [], 'optgroups' : [], 'items' : [] }; if (tag_name === 'select') { init_select($input, settings_element); } else { init_textbox($input, settings_element); } instance = new Selectize($input, $.extend(true, {}, defaults, settings_element, settings_user)); }); }; $.fn.selectize.defaults = Selectize.defaults; $.fn.selectize.support = { validity: SUPPORTS_VALIDITY_API }; Selectize.define('drag_drop', function(options) { if (!$.fn.sortable) throw new Error('The "drag_drop" plugin requires jQuery UI "sortable".'); if (this.settings.mode !== 'multi') return; var self = this; self.lock = (function() { var original = self.lock; return function() { var sortable = self.$control.data('sortable'); if (sortable) sortable.disable(); return original.apply(self, arguments); }; })(); self.unlock = (function() { var original = self.unlock; return function() { var sortable = self.$control.data('sortable'); if (sortable) sortable.enable(); return original.apply(self, arguments); }; })(); self.setup = (function() { var original = self.setup; return function() { original.apply(this, arguments); var $control = self.$control.sortable({ items: '[data-value]', forcePlaceholderSize: true, disabled: self.isLocked, start: function(e, ui) { ui.placeholder.css('width', ui.helper.css('width')); $control.css({overflow: 'visible'}); }, stop: function() { $control.css({overflow: 'hidden'}); var active = self.$activeItems ? self.$activeItems.slice() : null; var values = []; $control.children('[data-value]').each(function() { values.push($(this).attr('data-value')); }); self.setValue(values); self.setActiveItem(active); } }); }; })(); }); Selectize.define('dropdown_header', function(options) { var self = this; options = $.extend({ title : 'Untitled', headerClass : 'selectize-dropdown-header', titleRowClass : 'selectize-dropdown-header-title', labelClass : 'selectize-dropdown-header-label', closeClass : 'selectize-dropdown-header-close', html: function(data) { return ( '<div class="' + data.headerClass + '">' + '<div class="' + data.titleRowClass + '">' + '<span class="' + data.labelClass + '">' + data.title + '</span>' + '<a href="javascript:void(0)" class="' + data.closeClass + '">×</a>' + '</div>' + '</div>' ); } }, options); self.setup = (function() { var original = self.setup; return function() { original.apply(self, arguments); self.$dropdown_header = $(options.html(options)); self.$dropdown.prepend(self.$dropdown_header); }; })(); }); Selectize.define('optgroup_columns', function(options) { var self = this; options = $.extend({ equalizeWidth : true, equalizeHeight : true }, options); this.getAdjacentOption = function($option, direction) { var $options = $option.closest('[data-group]').find('[data-selectable]'); var index = $options.index($option) + direction; return index >= 0 && index < $options.length ? $options.eq(index) : $(); }; this.onKeyDown = (function() { var original = self.onKeyDown; return function(e) { var index, $option, $options, $optgroup; if (this.isOpen && (e.keyCode === KEY_LEFT \|\| e.keyCode === KEY_RIGHT)) { self.ignoreHover = true; $optgroup = this.$activeOption.closest('[data-group]'); index = $optgroup.find('[data-selectable]').index(this.$activeOption); if(e.keyCode === KEY_LEFT) { $optgroup = $optgroup.prev('[data-group]'); } else { $optgroup = $optgroup.next('[data-group]'); } $options = $optgroup.find('[data-selectable]'); $option = $options.eq(Math.min($options.length - 1, index)); if ($option.length) { this.setActiveOption($option); } return; } return original.apply(this, arguments); }; })(); var getScrollbarWidth = function() { var div; var width = getScrollbarWidth.width; var doc = document; if (typeof width === 'undefined') { div = doc.createElement('div'); div.innerHTML = '<div style="width:50px;height:50px;position:absolute;left:-50px;top:-50px;overflow:auto;"><div style="width:1px;height:100px;"></div></div>'; div = div.firstChild; doc.body.appendChild(div); width = getScrollbarWidth.width = div.offsetWidth - div.clientWidth; doc.body.removeChild(div); } return width; }; var equalizeSizes = function() { var i, n, height_max, width, width_last, width_parent, $optgroups; $optgroups = $('[data-group]', self.$dropdown_content); n = $optgroups.length; if (!n \|\| !self.$dropdown_content.width()) return; if (options.equalizeHeight) { height_max = 0; for (i = 0; i < n; i++) { height_max = Math.max(height_max, $optgroups.eq(i).height()); } $optgroups.css({height: height_max}); } if (options.equalizeWidth) { width_parent = self.$dropdown_content.innerWidth() - getScrollbarWidth(); width = Math.round(width_parent / n); $optgroups.css({width: width}); if (n > 1) { width_last = width_parent - width (n - 1); $optgroups.eq(n - 1).css({width: width_last}); } } }; if (options.equalizeHeight \|\| options.equalizeWidth) { hook.after(this, 'positionDropdown', equalizeSizes); hook.after(this, 'refreshOptions', equalizeSizes); } }); Selectize.define('remove_button', function(options) { if (this.settings.mode === 'single') return; options = $.extend({ label : '×', title : 'Remove', className : 'remove', append : true }, options); var self = this; var html = '<a href="javascript:void(0)" class="' + options.className + '" tabindex="-1" title="' + escape_html(options.title) + '">' + options.label + '</a>'; /** * Appends an element as a child (with raw HTML). * * @param {string} html_container * @param {string} html_element * @return {string} / var append = function(html_container, html_element) { var pos = html_container.search(/(<\/[^>]+>\s)$/); return html_container.substring(0, pos) + html_element + html_container.substring(pos); }; this.setup = (function() { var original = self.setup; return function() { // override the item rendering method to add the button to each if (options.append) { var render_item = self.settings.render.item; self.settings.render.item = function(data) { return append(render_item.apply(this, arguments), html); }; } original.apply(this, arguments); // add event listener this.$control.on('click', '.' + options.className, function(e) { e.preventDefault(); if (self.isLocked) return; var $item = $(e.currentTarget).parent(); self.setActiveItem($item); if (self.deleteSelection()) { self.setCaret(self.items.length); } }); }; })(); }); Selectize.define('restore_on_backspace', function(options) { var self = this; options.text = options.text \|\| function(option) { return option[this.settings.labelField]; }; this.onKeyDown = (function() { var original = self.onKeyDown; return function(e) { var index, option; if (e.keyCode === KEY_BACKSPACE && this.$control_input.val() === '' && !this.$activeItems.length) { index = this.caretPos - 1; if (index >= 0 && index < this.items.length) { option = this.options[this.items[index]]; if (this.deleteSelection(e)) { this.setTextboxValue(options.text.apply(this, [option])); this.refreshOptions(true); } e.preventDefault(); return; } } return original.apply(this, arguments); }; })(); }); return Selectize; }));	81.52 KB	2026-02-12 14:54
📄 selectize.min.js /! selectize.js - v0.12.1 \| https://github.com/brianreavis/selectize.js \| Apache License (v2) / !function(a,b){"function"==typeof define&&define.amd?define(["jquery","sifter","microplugin"],b):"object"==typeof exports?module.exports=b(require("jquery"),require("sifter"),require("microplugin")):a.Selectize=b(a.jQuery,a.Sifter,a.MicroPlugin)}(this,function(a,b,c){"use strict";var d=function(a,b){if("string"!=typeof b\|\|b.length){var c="string"==typeof b?new RegExp(b,"i"):b,d=function(a){var b=0;if(3===a.nodeType){var e=a.data.search(c);if(e>=0&&a.data.length>0){var f=a.data.match(c),g=document.createElement("span");g.className="highlight";var h=a.splitText(e),i=(h.splitText(f[0].length),h.cloneNode(!0));g.appendChild(i),h.parentNode.replaceChild(g,h),b=1}}else if(1===a.nodeType&&a.childNodes&&!/(script\|style)/i.test(a.tagName))for(var j=0;j<a.childNodes.length;++j)j+=d(a.childNodes[j]);return b};return 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b(this.options,{diacritics:d.diacritics}),i.settings.options){for(e=0,f=i.settings.options.length;f>e;e++)i.registerOption(i.settings.options[e]);delete i.settings.options}if(i.settings.optgroups){for(e=0,f=i.settings.optgroups.length;f>e;e++)i.registerOptionGroup(i.settings.optgroups[e]);delete i.settings.optgroups}i.settings.mode=i.settings.mode\|\|(1===i.settings.maxItems?"single":"multi"),"boolean"!=typeof i.settings.hideSelected&&(i.settings.hideSelected="multi"===i.settings.mode),i.initializePlugins(i.settings.plugins),i.setupCallbacks(),i.setupTemplates(),i.setup()};return e.mixin(L),c.mixin(L),a.extend(L.prototype,{setup:function(){var b,c,d,e,g,h,i,j,k,l=this,m=l.settings,n=l.eventNS,o=a(window),p=a(document),q=l.$input;if(i=l.settings.mode,j=q.attr("class")\|\|"",b=a("<div>").addClass(m.wrapperClass).addClass(j).addClass(i),c=a("<div>").addClass(m.inputClass).addClass("items").appendTo(b),d=a('<input type="text" autocomplete="off" />').appendTo(c).attr("tabindex",q.is(":disabled")?"-1":l.tabIndex),h=a(m.dropdownParent\|\|b),e=a("<div>").addClass(m.dropdownClass).addClass(i).hide().appendTo(h),g=a("<div>").addClass(m.dropdownContentClass).appendTo(e),l.settings.copyClassesToDropdown&&e.addClass(j),b.css({width:q[0].style.width}),l.plugins.names.length&&(k="plugin-"+l.plugins.names.join(" plugin-"),b.addClass(k),e.addClass(k)),(null===m.maxItems\|\|m.maxItems>1)&&l.tagType===v&&q.attr("multiple","multiple"),l.settings.placeholder&&d.attr("placeholder",m.placeholder),!l.settings.splitOn&&l.settings.delimiter){var u=l.settings.delimiter.replace(/[-\/\\^$+?.()\|[\]{}]/g,"\\$&");l.settings.splitOn=new RegExp("\\s"+u+"+\\s")}q.attr("autocorrect")&&d.attr("autocorrect",q.attr("autocorrect")),q.attr("autocapitalize")&&d.attr("autocapitalize",q.attr("autocapitalize")),l.$wrapper=b,l.$control=c,l.$control_input=d,l.$dropdown=e,l.$dropdown_content=g,e.on("mouseenter","[data-selectable]",function(){return l.onOptionHover.apply(l,arguments)}),e.on("mousedown click","[data-selectable]",function(){return l.onOptionSelect.apply(l,arguments)}),G(c,"mousedown",":not(input)",function(){return l.onItemSelect.apply(l,arguments)}),K(d),c.on({mousedown:function(){return l.onMouseDown.apply(l,arguments)},click:function(){return l.onClick.apply(l,arguments)}}),d.on({mousedown:function(a){a.stopPropagation()},keydown:function(){return l.onKeyDown.apply(l,arguments)},keyup:function(){return l.onKeyUp.apply(l,arguments)},keypress:function(){return l.onKeyPress.apply(l,arguments)},resize:function(){l.positionDropdown.apply(l,[])},blur:function(){return l.onBlur.apply(l,arguments)},focus:function(){return l.ignoreBlur=!1,l.onFocus.apply(l,arguments)},paste:function(){return l.onPaste.apply(l,arguments)}}),p.on("keydown"+n,function(a){l.isCmdDown=a[f?"metaKey":"ctrlKey"],l.isCtrlDown=a[f?"altKey":"ctrlKey"],l.isShiftDown=a.shiftKey}),p.on("keyup"+n,function(a){a.keyCode===t&&(l.isCtrlDown=!1),a.keyCode===r&&(l.isShiftDown=!1),a.keyCode===s&&(l.isCmdDown=!1)}),p.on("mousedown"+n,function(a){if(l.isFocused){if(a.target===l.$dropdown[0]\|\|a.target.parentNode===l.$dropdown[0])return!1;l.$control.has(a.target).length\|\|a.target===l.$control[0]\|\|l.blur(a.target)}}),o.on(["scroll"+n,"resize"+n].join(" "),function(){l.isOpen&&l.positionDropdown.apply(l,arguments)}),o.on("mousemove"+n,function(){l.ignoreHover=!1}),this.revertSettings={$children:q.children().detach(),tabindex:q.attr("tabindex")},q.attr("tabindex",-1).hide().after(l.$wrapper),a.isArray(m.items)&&(l.setValue(m.items),delete m.items),x&&q.on("invalid"+n,function(a){a.preventDefault(),l.isInvalid=!0,l.refreshState()}),l.updateOriginalInput(),l.refreshItems(),l.refreshState(),l.updatePlaceholder(),l.isSetup=!0,q.is(":disabled")&&l.disable(),l.on("change",this.onChange),q.data("selectize",l),q.addClass("selectized"),l.trigger("initialize"),m.preload===!0&&l.onSearchChange("")},setupTemplates:function(){var b=this,c=b.settings.labelField,d=b.settings.optgroupLabelField,e={optgroup:function(a){return'<div class="optgroup">'+a.html+"</div>"},optgroup_header:function(a,b){return'<div class="optgroup-header">'+b(a[d])+"</div>"},option:function(a,b){return'<div class="option">'+b(a[c])+"</div>"},item:function(a,b){return'<div class="item">'+b(a[c])+"</div>"},option_create:function(a,b){return'<div class="create">Add <strong>'+b(a.input)+"</strong>…</div>"}};b.settings.render=a.extend({},e,b.settings.render)},setupCallbacks:function(){var a,b,c={initialize:"onInitialize",change:"onChange",item_add:"onItemAdd",item_remove:"onItemRemove",clear:"onClear",option_add:"onOptionAdd",option_remove:"onOptionRemove",option_clear:"onOptionClear",optgroup_add:"onOptionGroupAdd",optgroup_remove:"onOptionGroupRemove",optgroup_clear:"onOptionGroupClear",dropdown_open:"onDropdownOpen",dropdown_close:"onDropdownClose",type:"onType",load:"onLoad",focus:"onFocus",blur:"onBlur"};for(a in c)c.hasOwnProperty(a)&&(b=this.settings[c[a]],b&&this.on(a,b))},onClick:function(a){var b=this;b.isFocused\|\|(b.focus(),a.preventDefault())},onMouseDown:function(b){{var c=this,d=b.isDefaultPrevented();a(b.target)}if(c.isFocused){if(b.target!==c.$control_input[0])return"single"===c.settings.mode?c.isOpen?c.close():c.open():d\|\|c.setActiveItem(null),!1}else d\|\|window.setTimeout(function(){c.focus()},0)},onChange:function(){this.$input.trigger("change")},onPaste:function(b){var c=this;c.isFull()\|\|c.isInputHidden\|\|c.isLocked?b.preventDefault():c.settings.splitOn&&setTimeout(function(){for(var b=a.trim(c.$control_input.val()\|\|"").split(c.settings.splitOn),d=0,e=b.length;e>d;d++)c.createItem(b[d])},0)},onKeyPress:function(a){if(this.isLocked)return a&&a.preventDefault();var b=String.fromCharCode(a.keyCode\|\|a.which);return this.settings.create&&"multi"===this.settings.mode&&b===this.settings.delimiter?(this.createItem(),a.preventDefault(),!1):void 0},onKeyDown:function(a){var b=(a.target===this.$control_input[0],this);if(b.isLocked)return void(a.keyCode!==u&&a.preventDefault());switch(a.keyCode){case g:if(b.isCmdDown)return void b.selectAll();break;case i:return void(b.isOpen&&(a.preventDefault(),a.stopPropagation(),b.close()));case o:if(!a.ctrlKey\|\|a.altKey)break;case n:if(!b.isOpen&&b.hasOptions)b.open();else if(b.$activeOption){b.ignoreHover=!0;var c=b.getAdjacentOption(b.$activeOption,1);c.length&&b.setActiveOption(c,!0,!0)}return void 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c=b.$control_input.val()\|\|"";b.lastValue!==c&&(b.lastValue=c,b.onSearchChange(c),b.refreshOptions(),b.trigger("type",c))},onSearchChange:function(a){var b=this,c=b.settings.load;c&&(b.loadedSearches.hasOwnProperty(a)\|\|(b.loadedSearches[a]=!0,b.load(function(d){c.apply(b,[a,d])})))},onFocus:function(a){var b=this,c=b.isFocused;return b.isDisabled?(b.blur(),a&&a.preventDefault(),!1):void(b.ignoreFocus\|\|(b.isFocused=!0,"focus"===b.settings.preload&&b.onSearchChange(""),c\|\|b.trigger("focus"),b.$activeItems.length\|\|(b.showInput(),b.setActiveItem(null),b.refreshOptions(!!b.settings.openOnFocus)),b.refreshState()))},onBlur:function(a,b){var c=this;if(c.isFocused&&(c.isFocused=!1,!c.ignoreFocus)){if(!c.ignoreBlur&&document.activeElement===c.$dropdown_content[0])return c.ignoreBlur=!0,void c.onFocus(a);var 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c=a.fn.selectize.defaults,d=a.extend({},c,b),e=d.dataAttr,f=d.labelField,g=d.valueField,h=d.optgroupField,i=d.optgroupLabelField,j=d.optgroupValueField,k=function(b,c){var h,i,j,k,l=b.attr(e);if(l)for(c.options=JSON.parse(l),h=0,i=c.options.length;i>h;h++)c.items.push(c.options[h][g]);else{var m=a.trim(b.val()\|\|"");if(!d.allowEmptyOption&&!m.length)return;for(j=m.split(d.delimiter),h=0,i=j.length;i>h;h++)k={},k[f]=j[h],k[g]=j[h],c.options.push(k);c.items=j}},l=function(b,c){var k,l,m,n,o=c.options,p={},q=function(a){var b=e&&a.attr(e);return"string"==typeof b&&b.length?JSON.parse(b):null},r=function(b,e){b=a(b);var i=z(b.attr("value"));if(i\|\|d.allowEmptyOption)if(p.hasOwnProperty(i)){if(e){var j=p[i][h];j?a.isArray(j)?j.push(e):p[i][h]=[j,e]:p[i][h]=e}}else{var k=q(b)\|\|{};k[f]=k[f]\|\|b.text(),k[g]=k[g]\|\|i,k[h]=k[h]\|\|e,p[i]=k,o.push(k),b.is(":selected")&&c.items.push(i) }},s=function(b){var d,e,f,g,h;for(b=a(b),f=b.attr("label"),f&&(g=q(b)\|\|{},g[i]=f,g[j]=f,c.optgroups.push(g)),h=a("option",b),d=0,e=h.length;e>d;d++)r(h[d],f)};for(c.maxItems=b.attr("multiple")?null:1,n=b.children(),k=0,l=n.length;l>k;k++)m=n[k].tagName.toLowerCase(),"optgroup"===m?s(n[k]):"option"===m&&r(n[k])};return this.each(function(){if(!this.selectize){var e,f=a(this),g=this.tagName.toLowerCase(),h=f.attr("placeholder")\|\|f.attr("data-placeholder");h\|\|d.allowEmptyOption\|\|(h=f.children('option[value=""]').text());var i={placeholder:h,options:[],optgroups:[],items:[]};"select"===g?l(f,i):k(f,i),e=new L(f,a.extend(!0,{},c,i,b))}})},a.fn.selectize.defaults=L.defaults,a.fn.selectize.support={validity:x},L.define("drag_drop",function(){if(!a.fn.sortable)throw new Error('The "drag_drop" plugin requires jQuery UI "sortable".');if("multi"===this.settings.mode){var b=this;b.lock=function(){var a=b.lock;return function(){var c=b.$control.data("sortable");return c&&c.disable(),a.apply(b,arguments)}}(),b.unlock=function(){var a=b.unlock;return function(){var c=b.$control.data("sortable");return c&&c.enable(),a.apply(b,arguments)}}(),b.setup=function(){var c=b.setup;return function(){c.apply(this,arguments);var d=b.$control.sortable({items:"[data-value]",forcePlaceholderSize:!0,disabled:b.isLocked,start:function(a,b){b.placeholder.css("width",b.helper.css("width")),d.css({overflow:"visible"})},stop:function(){d.css({overflow:"hidden"});var c=b.$activeItems?b.$activeItems.slice():null,e=[];d.children("[data-value]").each(function(){e.push(a(this).attr("data-value"))}),b.setValue(e),b.setActiveItem(c)}})}}()}}),L.define("dropdown_header",function(b){var c=this;b=a.extend({title:"Untitled",headerClass:"selectize-dropdown-header",titleRowClass:"selectize-dropdown-header-title",labelClass:"selectize-dropdown-header-label",closeClass:"selectize-dropdown-header-close",html:function(a){return'<div class="'+a.headerClass+'"><div class="'+a.titleRowClass+'"><span class="'+a.labelClass+'">'+a.title+'</span><a href="javascript:void(0)" class="'+a.closeClass+'">×</a></div></div>'}},b),c.setup=function(){var d=c.setup;return function(){d.apply(c,arguments),c.$dropdown_header=a(b.html(b)),c.$dropdown.prepend(c.$dropdown_header)}}()}),L.define("optgroup_columns",function(b){var c=this;b=a.extend({equalizeWidth:!0,equalizeHeight:!0},b),this.getAdjacentOption=function(b,c){var d=b.closest("[data-group]").find("[data-selectable]"),e=d.index(b)+c;return e>=0&&e<d.length?d.eq(e):a()},this.onKeyDown=function(){var a=c.onKeyDown;return function(b){var d,e,f,g;return!this.isOpen\|\|b.keyCode!==j&&b.keyCode!==m?a.apply(this,arguments):(c.ignoreHover=!0,g=this.$activeOption.closest("[data-group]"),d=g.find("[data-selectable]").index(this.$activeOption),g=b.keyCode===j?g.prev("[data-group]"):g.next("[data-group]"),f=g.find("[data-selectable]"),e=f.eq(Math.min(f.length-1,d)),void(e.length&&this.setActiveOption(e)))}}();var d=function(){var a,b=d.width,c=document;return"undefined"==typeof b&&(a=c.createElement("div"),a.innerHTML='<div style="width:50px;height:50px;position:absolute;left:-50px;top:-50px;overflow:auto;"><div style="width:1px;height:100px;"></div></div>',a=a.firstChild,c.body.appendChild(a),b=d.width=a.offsetWidth-a.clientWidth,c.body.removeChild(a)),b},e=function(){var e,f,g,h,i,j,k;if(k=a("[data-group]",c.$dropdown_content),f=k.length,f&&c.$dropdown_content.width()){if(b.equalizeHeight){for(g=0,e=0;f>e;e++)g=Math.max(g,k.eq(e).height());k.css({height:g})}b.equalizeWidth&&(j=c.$dropdown_content.innerWidth()-d(),h=Math.round(j/f),k.css({width:h}),f>1&&(i=j-h(f-1),k.eq(f-1).css({width:i})))}};(b.equalizeHeight\|\|b.equalizeWidth)&&(C.after(this,"positionDropdown",e),C.after(this,"refreshOptions",e))}),L.define("remove_button",function(b){if("single"!==this.settings.mode){b=a.extend({label:"×",title:"Remove",className:"remove",append:!0},b);var c=this,d='<a href="javascript:void(0)" class="'+b.className+'" tabindex="-1" title="'+A(b.title)+'">'+b.label+"</a>",e=function(a,b){var c=a.search(/(<\/[^>]+>\s)$/);return a.substring(0,c)+b+a.substring(c)};this.setup=function(){var f=c.setup;return function(){if(b.append){var g=c.settings.render.item;c.settings.render.item=function(){return e(g.apply(this,arguments),d)}}f.apply(this,arguments),this.$control.on("click","."+b.className,function(b){if(b.preventDefault(),!c.isLocked){var d=a(b.currentTarget).parent();c.setActiveItem(d),c.deleteSelection()&&c.setCaret(c.items.length)}})}}()}}),L.define("restore_on_backspace",function(a){var b=this;a.text=a.text\|\|function(a){return a[this.settings.labelField]},this.onKeyDown=function(){var c=b.onKeyDown;return function(b){var d,e;return b.keyCode===p&&""===this.$control_input.val()&&!this.$activeItems.length&&(d=this.caretPos-1,d>=0&&d<this.items.length)?(e=this.options[this.items[d]],this.deleteSelection(b)&&(this.setTextboxValue(a.text.apply(this,[e])),this.refreshOptions(!0)),void b.preventDefault()):c.apply(this,arguments)}}()}),L});	36.25 KB	2026-02-12 14:54
📁 standalone	-	2026-02-12 14:54

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