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/*
 
 Copyright (c) 2003-2016, CKSource - Frederico Knabben. All rights reserved.
 
 For licensing, see LICENSE.md or http://ckeditor.com/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.$list, k = CKEDITOR.TRISTATE_DISABLED, n = CKEDITOR.TRISTATE_OFF; CKEDITOR.plugins.add("indentblock", {requires:"indent", init:function(b){function c(){a.specificDefinition.apply(this,
        arguments); this.allowedContent = {"div h1 h2 h3 h4 h5 h6 ol p pre ul":{propertiesOnly:!0, styles:d?null:"margin-left,margin-right", classes:d || null}}; this.enterBr && (this.allowedContent.div = !0); this.requiredContent = (this.enterBr?"div":"p") + (d?"(" + d.join(",") + ")":"{margin-left}"); this.jobs = {20:{refresh:function(a, b){var e = b.block || b.blockLimit; if (!e.is(h))var c = e.getAscendant(h), e = c && b.contains(c) || e; e.is(h) && (e = e.getParent()); if (this.enterBr || this.getContext(b)){if (d){var c = d, e = e.$.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})}})})();