?/*
Copyright (c) 2003-2018, CKSource - Frederico Knabben. All rights reserved.
For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
*/
(function(){function h(a){function m(){e=a.document;n=e[CKEDITOR.env.ie?"getBody":"getDocumentElement"]();c=CKEDITOR.env.quirks?e.getBody():e.getDocumentElement();var d=CKEDITOR.env.quirks?c:c.findOne("body");d&&(d.setStyle("height","auto"),d.setStyle("min-height",CKEDITOR.env.safari?"0%":"auto"));f=CKEDITOR.dom.element.createFromHtml('\x3cspan style\x3d"margin:0;padding:0;border:0;clear:both;width:1px;height:1px;display:block;"\x3e'+(CKEDITOR.env.webkit?"\x26nbsp;":"")+"\x3c/span\x3e",e)}function g(){k&&
c.setStyle("overflow-y","hidden");var d=a.window.getViewPaneSize().height,b;n.append(f);b=f.getDocumentPosition(e).y+f.$.offsetHeight;f.remove();b+=h;b=Math.max(b,r);b=Math.min(b,p);b!=d&&l!=b&&(b=a.fire("autoGrow",{currentHeight:d,newHeight:b}).newHeight,a.resize(a.container.getStyle("width"),b,!0),l=b);k||(b<p&&c.$.scrollHeight>c.$.clientHeight?c.setStyle("overflow-y","hidden"):c.removeStyle("overflow-y"))}var l,e,n,c,f,h=a.config.autoGrow_bottomSpace||0,r=void 0!==a.config.autoGrow_minHeight?a.config.autoGrow_minHeight:
200,p=a.config.autoGrow_maxHeight||Infinity,k=!a.config.autoGrow_maxHeight;a.addCommand("autogrow",{exec:g,modes:{wysiwyg:1},readOnly:1,canUndo:!1,editorFocus:!1});var t={contentDom:1,key:1,selectionChange:1,insertElement:1,mode:1},q;for(q in t)a.on(q,function(d){"wysiwyg"==d.editor.mode&&setTimeout(function(){var b=a.getCommand("maximize");!a.window||b&&b.state==CKEDITOR.TRISTATE_ON?l=null:(g(),k||g())},100)});a.on("afterCommandExec",function(a){"maximize"==a.data.name&&"wysiwyg"==a.editor.mode&&
(a.data.command.state==CKEDITOR.TRISTATE_ON?c.removeStyle("overflow-y"):g())});a.on("contentDom",m);m();a.config.autoGrow_onStartup&&a.editable().isVisible()&&a.execCommand("autogrow")}CKEDITOR.plugins.add("autogrow",{init:function(a){if(a.elementMode!=CKEDITOR.ELEMENT_MODE_INLINE)a.on("instanceReady",function(){a.editable().isInline()?a.ui.space("contents").setStyle("height","auto"):h(a)})}})})();
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