/*
 Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved.
 For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
*/
(function(){function b(a,b,d){this.editor=a;this.lastMatched=null;this.ignoreNext=!1;this.callback=b;this.ignoredKeys=[16,17,18,91,35,36,37,38,39,40,33,34];this._listeners=[];this.throttle=d||0;this._buffer=CKEDITOR.tools.throttle(this.throttle,function(a){(a=this.callback(a))?a.text!=this.lastMatched&&(this.lastMatched=a.text,this.fire("matched",a)):this.lastMatched&&this.unmatch()},this)}CKEDITOR.plugins.add("textwatcher",{});b.prototype={attach:function(){function a(){var a=c.editable();this._listeners.push(a.attachListener(a,
"keyup",b,this))}function b(a){this.check(a)}function d(){this.unmatch()}var c=this.editor;this._listeners.push(c.on("contentDom",a,this));this._listeners.push(c.on("blur",d,this));this._listeners.push(c.on("beforeModeUnload",d,this));this._listeners.push(c.on("setData",d,this));this._listeners.push(c.on("afterCommandExec",d,this));c.editable()&&a.call(this);return this},check:function(a){this.ignoreNext?this.ignoreNext=!1:a&&"keyup"==a.name&&-1!=CKEDITOR.tools.array.indexOf(this.ignoredKeys,a.data.getKey())||
(a=this.editor.getSelection())&&(a=a.getRanges()[0])&&this._buffer.input(a)},consumeNext:function(){this.ignoreNext=!0;return this},unmatch:function(){this.lastMatched=null;this.fire("unmatched");return this},destroy:function(){CKEDITOR.tools.array.forEach(this._listeners,function(a){a.removeListener()});this._listeners=[]}};CKEDITOR.event.implementOn(b.prototype);CKEDITOR.plugins.textWatcher=b})();