froala-editor/js/plugins/char_counter.min.js

A beautiful Javascript WYSIWYG HTML rich text editor. High performance and modern design make it easy to use for developers and loved by users.

/*!
 * froala_editor v2.8.3 (https://www.froala.com/wysiwyg-editor)
 * License https://froala.com/wysiwyg-editor/terms/
 * Copyright 2014-2018 Froala Labs
 */

!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?e(require("jquery")):"function"==typeof define&&define.amd?define(["jquery"],e):e(t.jQuery)}(this,function(t){"use strict";var c=(t=t&&t.hasOwnProperty("default")?t["default"]:t).FE;Object.assign(c.DEFAULTS,{charCounterMax:-1,charCounterCount:!0}),c.PLUGINS.charCounter=function(n){var r,e=n.$;function o(){return(n.el.textContent||"").replace(/\u200B/g,"").length}function t(t){if(n.opts.charCounterMax<0)return!0;if(o()<n.opts.charCounterMax)return!0;var e=t.which;return!(!n.keys.ctrlKey(t)&&n.keys.isCharacter(e)||e===c.KEYCODE.IME)||(t.preventDefault(),t.stopPropagation(),n.events.trigger("charCounter.exceeded"),!1)}function a(t){return n.opts.charCounterMax<0?t:e("<div>").html(t).text().length+o()<=n.opts.charCounterMax?t:(n.events.trigger("charCounter.exceeded"),"")}function u(){if(n.opts.charCounterCount){var t=o()+(0<n.opts.charCounterMax?"/"+n.opts.charCounterMax:"");r.text(t),n.opts.toolbarBottom&&r.css("margin-bottom",n.$tb.outerHeight(!0));var e=n.$wp.get(0).offsetWidth-n.$wp.get(0).clientWidth;0<=e&&("rtl"==n.opts.direction?r.css("margin-left",e):r.css("margin-right",e))}}return{_init:function(){return!!n.$wp&&!!n.opts.charCounterCount&&((r=e(n.doc.createElement("span")).addClass("fr-counter")).css("bottom",n.$wp.css("border-bottom-width")),n.$box.append(r),n.events.on("keydown",t,!0),n.events.on("paste.afterCleanup",a),n.events.on("keyup contentChanged input",function(){n.events.trigger("charCounter.update")}),n.events.on("charCounter.update",u),n.events.trigger("charCounter.update"),void n.events.on("destroy",function(){e(n.o_win).off("resize.char"+n.id),r.removeData().remove(),r=null}))},count:o}}});