/*
 Copyright (c) 2003-2023, CKSource Holding sp. z o.o. All rights reserved.
 For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
*/
(function(){function f(b,c,a){if(!b.getCustomData("indent_processed")){var d=this.editor,l=this.isIndent;if(c){d=b.$.className.match(this.classNameRegex);a=0;d&&(d=d[1],a=CKEDITOR.tools.indexOf(c,d)+1);if(0>(a+=l?1:-1))return;a=Math.min(a,c.length);a=Math.max(a,0);b.$.className=CKEDITOR.tools.ltrim(b.$.className.replace(this.classNameRegex,""));0<a&&b.addClass(c[a-1])}else{c=m(b,a);a=parseInt(b.getStyle(c),10);var g=d.config.indentOffset||40;isNaN(a)&&(a=0);a+=(l?1:-1)*g;if(0>a)return;a=Math.max(a,
0);a=Math.ceil(a/g)*g;b.setStyle(c,a?a+(d.config.indentUnit||"px"):"");""===b.getAttribute("style")&&b.removeAttribute("style")}CKEDITOR.dom.element.setMarker(this.database,b,"indent_processed",1)}}function m(b,c){return"ltr"==(c||b.getComputedStyle("direction"))?"margin-left":"margin-right"}var h=CKEDITOR.dtd.$listItem,p=CKEDITOR.dtd.$list,k=CKEDITOR.TRISTATE_DISABLED,n=CKEDITOR.TRISTATE_OFF;CKEDITOR.plugins.add("indentblock",{requires:"indent",init:function(b){function c(){a.specificDefinition.apply(this,
arguments);this.allowedContent={"div h1 h2 h3 h4 h5 h6 ol p pre ul":{propertiesOnly:!0,styles:d?null:"margin-left,margin-right",classes:d||null}};this.contentTransformations=[["div: splitMarginShorthand"],["h1: splitMarginShorthand"],["h2: splitMarginShorthand"],["h3: splitMarginShorthand"],["h4: splitMarginShorthand"],["h5: splitMarginShorthand"],["h6: splitMarginShorthand"],["ol: splitMarginShorthand"],["p: splitMarginShorthand"],["pre: splitMarginShorthand"],["ul: splitMarginShorthand"]];this.enterBr&&
(this.allowedContent.div=!0);this.requiredContent=(this.enterBr?"div":"p")+(d?"("+d.join(",")+")":"{margin-left}");this.jobs={20:{refresh:function(a,b){var e=b.block||b.blockLimit;if(!e.is(h))var c=e.getAscendant(h),e=c&&b.contains(c)||e;e.is(h)&&(e=e.getParent());if(this.enterBr||this.getContext(b)){if(d){var c=d,e=e.$.className.match(this.classNameRegex),f=this.isIndent,c=e?f?e[1]!=c.slice(-1):!0:f;return c?n:k}return this.isIndent?n:e?CKEDITOR[0>=(parseInt(e.getStyle(m(e)),10)||0)?"TRISTATE_DISABLED":
"TRISTATE_OFF"]:k}return k},exec:function(a){var b=a.getSelection(),b=b&&b.getRanges()[0],c;if(c=a.elementPath().contains(p))f.call(this,c,d);else for(b=b.createIterator(),a=a.config.enterMode,b.enforceRealBlocks=!0,b.enlargeBr=a!=CKEDITOR.ENTER_BR;c=b.getNextParagraph(a==CKEDITOR.ENTER_P?"p":"div");)c.isReadOnly()||f.call(this,c,d);return!0}}}}var a=CKEDITOR.plugins.indent,d=b.config.indentClasses;a.registerCommands(b,{indentblock:new c(b,"indentblock",!0),outdentblock:new c(b,"outdentblock")});
CKEDITOR.tools.extend(c.prototype,a.specificDefinition.prototype,{context:{div:1,dl:1,h1:1,h2:1,h3:1,h4:1,h5:1,h6:1,ul:1,ol:1,p:1,pre:1,table:1},classNameRegex:d?new RegExp("(?:^|\\s+)("+d.join("|")+")(?\x3d$|\\s)"):null})}})})();