How to use myQueryCommandState method in wpt

Best JavaScript code snippet using wpt

implementation.js

Source:implementation.js

...447		448		return commands[command].indeterm();449	}})(command));450}451function myQueryCommandState(command, range) {452	453	454	command = command.toLowerCase();455	return editCommandMethod(command, range, (function(command) { return function() {456		457		if (!(command in commands) || !("state" in commands[command])) {458			return false;459		}460		461		if (typeof getStateOverride(command) != "undefined") {462			return getStateOverride(command);463		}464		465		return commands[command].state();466	}})(command));467}468function myQueryCommandSupported(command) {469	470	471	command = command.toLowerCase();472	return command in commands;473}474function myQueryCommandValue(command, range) {475	476	477	command = command.toLowerCase();478	return editCommandMethod(command, range, function() {479		480		if (!(command in commands) || !("value" in commands[command])) {481			return "";482		}483		484		485		486		if (command == "fontsize"487		&& getValueOverride("fontsize") !== undefined) {488			return getLegacyFontSize(getValueOverride("fontsize"));489		}490		491		if (typeof getValueOverride(command) != "undefined") {492			return getValueOverride(command);493		}494		495		return commands[command].value();496	});497}498function isHtmlElement(node, tags) {499	if (typeof tags == "string") {500		tags = [tags];501	}502	if (typeof tags == "object") {503		tags = tags.map(function(tag) { return tag.toUpperCase() });504	}505	return node506		&& node.nodeType == Node.ELEMENT_NODE507		&& isHtmlNamespace(node.namespaceURI)508		&& (typeof tags == "undefined" || tags.indexOf(node.tagName) != -1);509}510var prohibitedParagraphChildNames = ["address", "article", "aside",511	"blockquote", "caption", "center", "col", "colgroup", "dd", "details",512	"dir", "div", "dl", "dt", "fieldset", "figcaption", "figure", "footer",513	"form", "h1", "h2", "h3", "h4", "h5", "h6", "header", "hgroup", "hr", "li",514	"listing", "menu", "nav", "ol", "p", "plaintext", "pre", "section",515	"summary", "table", "tbody", "td", "tfoot", "th", "thead", "tr", "ul",516	"xmp"];517function isProhibitedParagraphChild(node) {518	return isHtmlElement(node, prohibitedParagraphChildNames);519}520function isBlockNode(node) {521	return node522		&& ((node.nodeType == Node.ELEMENT_NODE && ["inline", "inline-block", "inline-table", "none"].indexOf(getComputedStyle(node).display) == -1)523		|| node.nodeType == Node.DOCUMENT_NODE524		|| node.nodeType == Node.DOCUMENT_FRAGMENT_NODE);525}526function isInlineNode(node) {527	return node && !isBlockNode(node);528}529function isEditingHost(node) {530	return node531		&& isHtmlElement(node)532		&& (node.contentEditable == "true"533		|| (node.parentNode534		&& node.parentNode.nodeType == Node.DOCUMENT_NODE535		&& node.parentNode.designMode == "on"));536}537function isEditable(node) {538	return node539		&& !isEditingHost(node)540		&& (node.nodeType != Node.ELEMENT_NODE || node.contentEditable != "false")541		&& (isEditingHost(node.parentNode) || isEditable(node.parentNode))542		&& (isHtmlElement(node)543		|| (node.nodeType == Node.ELEMENT_NODE && node.namespaceURI == "http://www.w3.org/2000/svg" && node.localName == "svg")544		|| (node.nodeType == Node.ELEMENT_NODE && node.namespaceURI == "http://www.w3.org/1998/Math/MathML" && node.localName == "math")545		|| (node.nodeType != Node.ELEMENT_NODE && isHtmlElement(node.parentNode)));546}547function hasEditableDescendants(node) {548	for (var i = 0; i < node.childNodes.length; i++) {549		if (isEditable(node.childNodes[i])550		|| hasEditableDescendants(node.childNodes[i])) {551			return true;552		}553	}554	return false;555}556function getEditingHostOf(node) {557	if (isEditingHost(node)) {558		return node;559	} else if (isEditable(node)) {560		var ancestor = node.parentNode;561		while (!isEditingHost(ancestor)) {562			ancestor = ancestor.parentNode;563		}564		return ancestor;565	} else {566		return null;567	}568}569function inSameEditingHost(node1, node2) {570	return getEditingHostOf(node1)571		&& getEditingHostOf(node1) == getEditingHostOf(node2);572}573function isCollapsedLineBreak(br) {574	if (!isHtmlElement(br, "br")) {575		return false;576	}577	578	579	580	var ref = br.parentNode;581	while (getComputedStyle(ref).display == "inline") {582		ref = ref.parentNode;583	}584	var refStyle = ref.hasAttribute("style") ? ref.getAttribute("style") : null;585	ref.style.height = "auto";586	ref.style.maxHeight = "none";587	ref.style.minHeight = "0";588	var space = document.createTextNode("\u200b");589	var origHeight = ref.offsetHeight;590	if (origHeight == 0) {591		throw "isCollapsedLineBreak: original height is zero, bug?";592	}593	br.parentNode.insertBefore(space, br.nextSibling);594	var finalHeight = ref.offsetHeight;595	space.parentNode.removeChild(space);596	if (refStyle === null) {597		598		599		ref.setAttribute("style", "");600		ref.removeAttribute("style");601	} else {602		ref.setAttribute("style", refStyle);603	}604	605	606	607	return origHeight < finalHeight - 5;608}609function isExtraneousLineBreak(br) {610	if (!isHtmlElement(br, "br")) {611		return false;612	}613	if (isHtmlElement(br.parentNode, "li")614	&& br.parentNode.childNodes.length == 1) {615		return false;616	}617	618	619	620	621	var ref = br.parentNode;622	while (getComputedStyle(ref).display == "inline") {623		ref = ref.parentNode;624	}625	var refStyle = ref.hasAttribute("style") ? ref.getAttribute("style") : null;626	ref.style.height = "auto";627	ref.style.maxHeight = "none";628	ref.style.minHeight = "0";629	var brStyle = br.hasAttribute("style") ? br.getAttribute("style") : null;630	var origHeight = ref.offsetHeight;631	if (origHeight == 0) {632		throw "isExtraneousLineBreak: original height is zero, bug?";633	}634	br.setAttribute("style", "display:none");635	var finalHeight = ref.offsetHeight;636	if (refStyle === null) {637		638		639		ref.setAttribute("style", "");640		ref.removeAttribute("style");641	} else {642		ref.setAttribute("style", refStyle);643	}644	if (brStyle === null) {645		br.removeAttribute("style");646	} else {647		br.setAttribute("style", brStyle);648	}649	return origHeight == finalHeight;650}651function isWhitespaceNode(node) {652	return node653		&& node.nodeType == Node.TEXT_NODE654		&& (node.data == ""655		|| (656			/^[\t\n\r ]+$/.test(node.data)657			&& node.parentNode658			&& node.parentNode.nodeType == Node.ELEMENT_NODE659			&& ["normal", "nowrap"].indexOf(getComputedStyle(node.parentNode).whiteSpace) != -1660		) || (661			/^[\t\r ]+$/.test(node.data)662			&& node.parentNode663			&& node.parentNode.nodeType == Node.ELEMENT_NODE664			&& getComputedStyle(node.parentNode).whiteSpace == "pre-line"665		));666}667function isCollapsedWhitespaceNode(node) {668	669	if (!isWhitespaceNode(node)) {670		return false;671	}672	673	if (node.data == "") {674		return true;675	}676	677	var ancestor = node.parentNode;678	679	if (!ancestor) {680		return true;681	}682	683	684	if (getAncestors(node).some(function(ancestor) {685		return ancestor.nodeType == Node.ELEMENT_NODE686			&& getComputedStyle(ancestor).display == "none";687	})) {688		return true;689	}690	691	692	while (!isBlockNode(ancestor)693	&& ancestor.parentNode) {694		ancestor = ancestor.parentNode;695	}696	697	var reference = node;698	699	while (reference != ancestor) {700		701		reference = previousNode(reference);702		703		if (isBlockNode(reference)704		|| isHtmlElement(reference, "br")) {705			return true;706		}707		708		709		if ((reference.nodeType == Node.TEXT_NODE && !isWhitespaceNode(reference))710		|| isHtmlElement(reference, "img")) {711			break;712		}713	}714	715	reference = node;716	717	var stop = nextNodeDescendants(ancestor);718	while (reference != stop) {719		720		721		reference = nextNode(reference);722		723		if (isBlockNode(reference)724		|| isHtmlElement(reference, "br")) {725			return true;726		}727		728		729		if ((reference && reference.nodeType == Node.TEXT_NODE && !isWhitespaceNode(reference))730		|| isHtmlElement(reference, "img")) {731			break;732		}733	}734	735	return false;736}737function isVisible(node) {738	if (!node) {739		return false;740	}741	if (getAncestors(node).concat(node)742	.filter(function(node) { return node.nodeType == Node.ELEMENT_NODE })743	.some(function(node) { return getComputedStyle(node).display == "none" })) {744		return false;745	}746	if (isBlockNode(node)747	|| (node.nodeType == Node.TEXT_NODE && !isCollapsedWhitespaceNode(node))748	|| isHtmlElement(node, "img")749	|| (isHtmlElement(node, "br") && !isExtraneousLineBreak(node))) {750		return true;751	}752	for (var i = 0; i < node.childNodes.length; i++) {753		if (isVisible(node.childNodes[i])) {754			return true;755		}756	}757	return false;758}759function isInvisible(node) {760	return node && !isVisible(node);761}762function isCollapsedBlockProp(node) {763	if (isCollapsedLineBreak(node)764	&& !isExtraneousLineBreak(node)) {765		return true;766	}767	if (!isInlineNode(node)768	|| node.nodeType != Node.ELEMENT_NODE) {769		return false;770	}771	var hasCollapsedBlockPropChild = false;772	for (var i = 0; i < node.childNodes.length; i++) {773		if (!isInvisible(node.childNodes[i])774		&& !isCollapsedBlockProp(node.childNodes[i])) {775			return false;776		}777		if (isCollapsedBlockProp(node.childNodes[i])) {778			hasCollapsedBlockPropChild = true;779		}780	}781	return hasCollapsedBlockPropChild;782}783function getActiveRange() {784	var ret;785	if (globalRange) {786		ret = globalRange;787	} else if (getSelection().rangeCount) {788		ret = getSelection().getRangeAt(0);789	} else {790		return null;791	}792	if ([Node.TEXT_NODE, Node.ELEMENT_NODE].indexOf(ret.startContainer.nodeType) == -1793	|| [Node.TEXT_NODE, Node.ELEMENT_NODE].indexOf(ret.endContainer.nodeType) == -1794	|| !ret.startContainer.ownerDocument795	|| !ret.endContainer.ownerDocument796	|| !isDescendant(ret.startContainer, ret.startContainer.ownerDocument)797	|| !isDescendant(ret.endContainer, ret.endContainer.ownerDocument)) {798		throw "Invalid active range; test bug?";799	}800	return ret;801}802var getStateOverride, setStateOverride, unsetStateOverride,803	getValueOverride, setValueOverride, unsetValueOverride;804(function() {805	var stateOverrides = {};806	var valueOverrides = {};807	var storedRange = null;808	function resetOverrides() {809		if (!storedRange810		|| storedRange.startContainer != getActiveRange().startContainer811		|| storedRange.endContainer != getActiveRange().endContainer812		|| storedRange.startOffset != getActiveRange().startOffset813		|| storedRange.endOffset != getActiveRange().endOffset) {814			stateOverrides = {};815			valueOverrides = {};816			storedRange = getActiveRange().cloneRange();817		}818	}819	getStateOverride = function(command) {820		resetOverrides();821		return stateOverrides[command];822	};823	setStateOverride = function(command, newState) {824		resetOverrides();825		stateOverrides[command] = newState;826	};827	unsetStateOverride = function(command) {828		resetOverrides();829		delete stateOverrides[command];830	}831	getValueOverride = function(command) {832		resetOverrides();833		return valueOverrides[command];834	}835	836	837	838	setValueOverride = function(command, newValue) {839		resetOverrides();840		valueOverrides[command] = newValue;841		if (command == "backcolor") {842			valueOverrides.hilitecolor = newValue;843		} else if (command == "hilitecolor") {844			valueOverrides.backcolor = newValue;845		}846	}847	unsetValueOverride = function(command) {848		resetOverrides();849		delete valueOverrides[command];850		if (command == "backcolor") {851			delete valueOverrides.hilitecolor;852		} else if (command == "hilitecolor") {853			delete valueOverrides.backcolor;854		}855	}856})();857var extraRanges = [];858function movePreservingRanges(node, newParent, newIndex) {859	860	if (newIndex == -1) {861		newIndex = newParent.childNodes.length;862	}863	864	865	866	867	868	869	870	var oldParent = node.parentNode;871	var oldIndex = getNodeIndex(node);872	873	874	875	var ranges = [globalRange].concat(extraRanges);876	for (var i = 0; i < getSelection().rangeCount; i++) {877		ranges.push(getSelection().getRangeAt(i));878	}879	var boundaryPoints = [];880	ranges.forEach(function(range) {881		boundaryPoints.push([range.startContainer, range.startOffset]);882		boundaryPoints.push([range.endContainer, range.endOffset]);883	});884	boundaryPoints.forEach(function(boundaryPoint) {885		886		887		888		889		890		891		if (boundaryPoint[0] == newParent892		&& boundaryPoint[1] > newIndex) {893			boundaryPoint[1]++;894		}895		896		897		898		if (boundaryPoint[0] == oldParent899		&& (boundaryPoint[1] == oldIndex900		|| boundaryPoint[1] == oldIndex + 1)) {901			boundaryPoint[0] = newParent;902			boundaryPoint[1] += newIndex - oldIndex;903		}904		905		906		if (boundaryPoint[0] == oldParent907		&& boundaryPoint[1] > oldIndex + 1) {908			boundaryPoint[1]--;909		}910	});911	912	if (newParent.childNodes.length == newIndex) {913		newParent.appendChild(node);914	} else {915		newParent.insertBefore(node, newParent.childNodes[newIndex]);916	}917	globalRange.setStart(boundaryPoints[0][0], boundaryPoints[0][1]);918	globalRange.setEnd(boundaryPoints[1][0], boundaryPoints[1][1]);919	for (var i = 0; i < extraRanges.length; i++) {920		extraRanges[i].setStart(boundaryPoints[2*i + 2][0], boundaryPoints[2*i + 2][1]);921		extraRanges[i].setEnd(boundaryPoints[2*i + 3][0], boundaryPoints[2*i + 3][1]);922	}923	getSelection().removeAllRanges();924	for (var i = 1 + extraRanges.length; i < ranges.length; i++) {925		var newRange = document.createRange();926		newRange.setStart(boundaryPoints[2*i][0], boundaryPoints[2*i][1]);927		newRange.setEnd(boundaryPoints[2*i + 1][0], boundaryPoints[2*i + 1][1]);928		getSelection().addRange(newRange);929	}930}931function setTagName(element, newName) {932	933	934	if (isHtmlElement(element, newName.toUpperCase())) {935		return element;936	}937	938	if (!element.parentNode) {939		return element;940	}941	942	943	var replacementElement = element.ownerDocument.createElement(newName);944	945	946	element.parentNode.insertBefore(replacementElement, element);947	948	for (var i = 0; i < element.attributes.length; i++) {949		replacementElement.setAttributeNS(element.attributes[i].namespaceURI, element.attributes[i].name, element.attributes[i].value);950	}951	952	953	while (element.childNodes.length) {954		movePreservingRanges(element.firstChild, replacementElement, replacementElement.childNodes.length);955	}956	957	element.parentNode.removeChild(element);958	959	return replacementElement;960}961function removeExtraneousLineBreaksBefore(node) {962	963	var ref = node.previousSibling;964	965	if (!ref) {966		return;967	}968	969	while (ref.hasChildNodes()) {970		ref = ref.lastChild;971	}972	973	974	while (isInvisible(ref)975	&& !isExtraneousLineBreak(ref)976	&& ref != node.parentNode) {977		ref = previousNode(ref);978	}979	980	981	if (isEditable(ref)982	&& isExtraneousLineBreak(ref)) {983		ref.parentNode.removeChild(ref);984	}985}986function removeExtraneousLineBreaksAtTheEndOf(node) {987	988	var ref = node;989	990	while (ref.hasChildNodes()) {991		ref = ref.lastChild;992	}993	994	995	while (isInvisible(ref)996	&& !isExtraneousLineBreak(ref)997	&& ref != node) {998		ref = previousNode(ref);999	}1000	1001	if (isEditable(ref)1002	&& isExtraneousLineBreak(ref)) {1003		1004		1005		while (isEditable(ref.parentNode)1006		&& isInvisible(ref.parentNode)) {1007			ref = ref.parentNode;1008		}1009		1010		ref.parentNode.removeChild(ref);1011	}1012}1013function removeExtraneousLineBreaksFrom(node) {1014	removeExtraneousLineBreaksBefore(node);1015	removeExtraneousLineBreaksAtTheEndOf(node);1016}1017function wrap(nodeList, siblingCriteria, newParentInstructions) {1018	1019	1020	if (typeof siblingCriteria == "undefined") {1021		siblingCriteria = function() { return false };1022	}1023	if (typeof newParentInstructions == "undefined") {1024		newParentInstructions = function() { return null };1025	}1026	1027	1028	if (nodeList.every(isInvisible)1029	&& !nodeList.some(function(node) { return isHtmlElement(node, "br") })) {1030		return null;1031	}1032	1033	1034	if (!nodeList[0].parentNode) {1035		return null;1036	}1037	1038	1039	if (isInlineNode(nodeList[nodeList.length - 1])1040	&& !isHtmlElement(nodeList[nodeList.length - 1], "br")1041	&& isHtmlElement(nodeList[nodeList.length - 1].nextSibling, "br")) {1042		nodeList.push(nodeList[nodeList.length - 1].nextSibling);1043	}1044	1045	1046	while (isInvisible(nodeList[0].previousSibling)) {1047		nodeList.unshift(nodeList[0].previousSibling);1048	}1049	1050	1051	while (isInvisible(nodeList[nodeList.length - 1].nextSibling)) {1052		nodeList.push(nodeList[nodeList.length - 1].nextSibling);1053	}1054	1055	1056	1057	var newParent;1058	if (isEditable(nodeList[0].previousSibling)1059	&& siblingCriteria(nodeList[0].previousSibling)) {1060		newParent = nodeList[0].previousSibling;1061	1062	1063	1064	} else if (isEditable(nodeList[nodeList.length - 1].nextSibling)1065	&& siblingCriteria(nodeList[nodeList.length - 1].nextSibling)) {1066		newParent = nodeList[nodeList.length - 1].nextSibling;1067	1068	1069	} else {1070		newParent = newParentInstructions();1071	}1072	1073	if (!newParent) {1074		return null;1075	}1076	1077	if (!newParent.parentNode) {1078		1079		1080		nodeList[0].parentNode.insertBefore(newParent, nodeList[0]);1081		1082		1083		1084		1085		1086		if (globalRange.startContainer == newParent.parentNode1087		&& globalRange.startOffset == getNodeIndex(newParent)) {1088			globalRange.setStart(globalRange.startContainer, globalRange.startOffset + 1);1089		}1090		if (globalRange.endContainer == newParent.parentNode1091		&& globalRange.endOffset == getNodeIndex(newParent)) {1092			globalRange.setEnd(globalRange.endContainer, globalRange.endOffset + 1);1093		}1094	}1095	1096	var originalParent = nodeList[0].parentNode;1097	1098	if (isBefore(newParent, nodeList[0])) {1099		1100		1101		1102		1103		1104		if (!isInlineNode(newParent)1105		&& isInlineNode([].filter.call(newParent.childNodes, isVisible).slice(-1)[0])1106		&& isInlineNode(nodeList.filter(isVisible)[0])1107		&& !isHtmlElement(newParent.lastChild, "BR")) {1108			newParent.appendChild(newParent.ownerDocument.createElement("br"));1109		}1110		1111		1112		for (var i = 0; i < nodeList.length; i++) {1113			movePreservingRanges(nodeList[i], newParent, -1);1114		}1115	1116	} else {1117		1118		1119		1120		1121		1122		if (!isInlineNode(newParent)1123		&& isInlineNode([].filter.call(newParent.childNodes, isVisible)[0])1124		&& isInlineNode(nodeList.filter(isVisible).slice(-1)[0])1125		&& !isHtmlElement(nodeList[nodeList.length - 1], "BR")) {1126			newParent.insertBefore(newParent.ownerDocument.createElement("br"), newParent.firstChild);1127		}1128		1129		1130		for (var i = nodeList.length - 1; i >= 0; i--) {1131			movePreservingRanges(nodeList[i], newParent, 0);1132		}1133	}1134	1135	1136	if (isEditable(originalParent) && !originalParent.hasChildNodes()) {1137		originalParent.parentNode.removeChild(originalParent);1138	}1139	1140	1141	if (isEditable(newParent.nextSibling)1142	&& siblingCriteria(newParent.nextSibling)) {1143		1144		1145		1146		1147		1148		if (!isInlineNode(newParent)1149		&& isInlineNode(newParent.lastChild)1150		&& isInlineNode(newParent.nextSibling.firstChild)1151		&& !isHtmlElement(newParent.lastChild, "BR")) {1152			newParent.appendChild(newParent.ownerDocument.createElement("br"));1153		}1154		1155		1156		while (newParent.nextSibling.hasChildNodes()) {1157			movePreservingRanges(newParent.nextSibling.firstChild, newParent, -1);1158		}1159		1160		newParent.parentNode.removeChild(newParent.nextSibling);1161	}1162	1163	removeExtraneousLineBreaksFrom(newParent);1164	1165	return newParent;1166}1167var namesOfElementsWithInlineContents = ["a", "abbr", "b", "bdi", "bdo",1168	"cite", "code", "dfn", "em", "h1", "h2", "h3", "h4", "h5", "h6", "i",1169	"kbd", "mark", "p", "pre", "q", "rp", "rt", "ruby", "s", "samp", "small",1170	"span", "strong", "sub", "sup", "u", "var", "acronym", "listing", "strike",1171	"xmp", "big", "blink", "font", "marquee", "nobr", "tt"];1172function isElementWithInlineContents(node) {1173	return isHtmlElement(node, namesOfElementsWithInlineContents);1174}1175function isAllowedChild(child, parent_) {1176	1177	1178	1179	1180	if ((["colgroup", "table", "tbody", "tfoot", "thead", "tr"].indexOf(parent_) != -11181	|| isHtmlElement(parent_, ["colgroup", "table", "tbody", "tfoot", "thead", "tr"]))1182	&& typeof child == "object"1183	&& child.nodeType == Node.TEXT_NODE1184	&& !/^[ \t\n\f\r]*$/.test(child.data)) {1185		return false;1186	}1187	1188	1189	1190	if ((["script", "style", "plaintext", "xmp"].indexOf(parent_) != -11191	|| isHtmlElement(parent_, ["script", "style", "plaintext", "xmp"]))1192	&& (typeof child != "object" || child.nodeType != Node.TEXT_NODE)) {1193		return false;1194	}1195	1196	1197	if (typeof child == "object"1198	&& (child.nodeType == Node.DOCUMENT_NODE1199	|| child.nodeType == Node.DOCUMENT_FRAGMENT_NODE1200	|| child.nodeType == Node.DOCUMENT_TYPE_NODE)) {1201		return false;1202	}1203	1204	if (isHtmlElement(child)) {1205		child = child.tagName.toLowerCase();1206	}1207	1208	if (typeof child != "string") {1209		return true;1210	}1211	1212	if (isHtmlElement(parent_)) {1213		1214		1215		1216		1217		1218		1219		1220		1221		1222		1223		var ancestor = parent_;1224		while (ancestor) {1225			if (child == "a" && isHtmlElement(ancestor, "a")) {1226				return false;1227			}1228			if (prohibitedParagraphChildNames.indexOf(child) != -11229			&& isElementWithInlineContents(ancestor)) {1230				return false;1231			}1232			if (/^h[1-6]$/.test(child)1233			&& isHtmlElement(ancestor)1234			&& /^H[1-6]$/.test(ancestor.tagName)) {1235				return false;1236			}1237			ancestor = ancestor.parentNode;1238		}1239		1240		parent_ = parent_.tagName.toLowerCase();1241	}1242	1243	if (typeof parent_ == "object"1244	&& (parent_.nodeType == Node.ELEMENT_NODE1245	|| parent_.nodeType == Node.DOCUMENT_FRAGMENT_NODE)) {1246		return true;1247	}1248	1249	if (typeof parent_ != "string") {1250		return false;1251	}1252	1253	1254	1255	switch (parent_) {1256		case "colgroup":1257			return child == "col";1258		case "table":1259			return ["caption", "col", "colgroup", "tbody", "td", "tfoot", "th", "thead", "tr"].indexOf(child) != -1;1260		case "tbody":1261		case "thead":1262		case "tfoot":1263			return ["td", "th", "tr"].indexOf(child) != -1;1264		case "tr":1265			return ["td", "th"].indexOf(child) != -1;1266		case "dl":1267			return ["dt", "dd"].indexOf(child) != -1;1268		case "dir":1269		case "ol":1270		case "ul":1271			return ["dir", "li", "ol", "ul"].indexOf(child) != -1;1272		case "hgroup":1273			return /^h[1-6]$/.test(child);1274	}1275	1276	1277	1278	if (["body", "caption", "col", "colgroup", "frame", "frameset", "head",1279	"html", "tbody", "td", "tfoot", "th", "thead", "tr"].indexOf(child) != -1) {1280		return false;1281	}1282	1283	if (["dd", "dt"].indexOf(child) != -11284	&& parent_ != "dl") {1285		return false;1286	}1287	1288	if (child == "li"1289	&& parent_ != "ol"1290	&& parent_ != "ul") {1291		return false;1292	}1293	1294	1295	var table = [1296		[["a"], ["a"]],1297		[["dd", "dt"], ["dd", "dt"]],1298		[["h1", "h2", "h3", "h4", "h5", "h6"], ["h1", "h2", "h3", "h4", "h5", "h6"]],1299		[["li"], ["li"]],1300		[["nobr"], ["nobr"]],1301		[namesOfElementsWithInlineContents, prohibitedParagraphChildNames],1302		[["td", "th"], ["caption", "col", "colgroup", "tbody", "td", "tfoot", "th", "thead", "tr"]],1303	];1304	for (var i = 0; i < table.length; i++) {1305		if (table[i][0].indexOf(parent_) != -11306		&& table[i][1].indexOf(child) != -1) {1307			return false;1308		}1309	}1310	1311	return true;1312}1313function isEffectivelyContained(node, range) {1314	if (range.collapsed) {1315		return false;1316	}1317	1318	if (isContained(node, range)) {1319		return true;1320	}1321	1322	1323	if (node == range.startContainer1324	&& node.nodeType == Node.TEXT_NODE1325	&& getNodeLength(node) != range.startOffset) {1326		return true;1327	}1328	1329	1330	if (node == range.endContainer1331	&& node.nodeType == Node.TEXT_NODE1332	&& range.endOffset != 0) {1333		return true;1334	}1335	1336	1337	1338	1339	1340	if (node.hasChildNodes()1341	&& [].every.call(node.childNodes, function(child) { return isEffectivelyContained(child, range) })1342	&& (!isDescendant(range.startContainer, node)1343	|| range.startContainer.nodeType != Node.TEXT_NODE1344	|| range.startOffset == 0)1345	&& (!isDescendant(range.endContainer, node)1346	|| range.endContainer.nodeType != Node.TEXT_NODE1347	|| range.endOffset == getNodeLength(range.endContainer))) {1348		return true;1349	}1350	return false;1351}1352function getEffectivelyContainedNodes(range, condition) {1353	if (typeof condition == "undefined") {1354		condition = function() { return true };1355	}1356	var node = range.startContainer;1357	while (isEffectivelyContained(node.parentNode, range)) {1358		node = node.parentNode;1359	}1360	var stop = nextNodeDescendants(range.endContainer);1361	var nodeList = [];1362	while (isBefore(node, stop)) {1363		if (isEffectivelyContained(node, range)1364		&& condition(node)) {1365			nodeList.push(node);1366			node = nextNodeDescendants(node);1367			continue;1368		}1369		node = nextNode(node);1370	}1371	return nodeList;1372}1373function getAllEffectivelyContainedNodes(range, condition) {1374	if (typeof condition == "undefined") {1375		condition = function() { return true };1376	}1377	var node = range.startContainer;1378	while (isEffectivelyContained(node.parentNode, range)) {1379		node = node.parentNode;1380	}1381	var stop = nextNodeDescendants(range.endContainer);1382	var nodeList = [];1383	while (isBefore(node, stop)) {1384		if (isEffectivelyContained(node, range)1385		&& condition(node)) {1386			nodeList.push(node);1387		}1388		node = nextNode(node);1389	}1390	return nodeList;1391}1392function isModifiableElement(node) {1393	if (!isHtmlElement(node)) {1394		return false;1395	}1396	if (["B", "EM", "I", "S", "SPAN", "STRIKE", "STRONG", "SUB", "SUP", "U"].indexOf(node.tagName) != -1) {1397		if (node.attributes.length == 0) {1398			return true;1399		}1400		if (node.attributes.length == 11401		&& node.hasAttribute("style")) {1402			return true;1403		}1404	}1405	if (node.tagName == "FONT" || node.tagName == "A") {1406		var numAttrs = node.attributes.length;1407		if (node.hasAttribute("style")) {1408			numAttrs--;1409		}1410		if (node.tagName == "FONT") {1411			if (node.hasAttribute("color")) {1412				numAttrs--;1413			}1414			if (node.hasAttribute("face")) {1415				numAttrs--;1416			}1417			if (node.hasAttribute("size")) {1418				numAttrs--;1419			}1420		}1421		if (node.tagName == "A"1422		&& node.hasAttribute("href")) {1423			numAttrs--;1424		}1425		if (numAttrs == 0) {1426			return true;1427		}1428	}1429	return false;1430}1431function isSimpleModifiableElement(node) {1432	1433	1434	if (!isHtmlElement(node)) {1435		return false;1436	}1437	1438	if (["A", "B", "EM", "FONT", "I", "S", "SPAN", "STRIKE", "STRONG", "SUB", "SUP", "U"].indexOf(node.tagName) == -1) {1439		return false;1440	}1441	1442	1443	if (node.attributes.length == 0) {1444		return true;1445	}1446	1447	if (node.attributes.length > 1) {1448		return false;1449	}1450	1451	1452	1453	1454	1455	if (node.hasAttribute("style")1456	&& node.style.length == 0) {1457		return true;1458	}1459	1460	if (node.tagName == "A"1461	&& node.hasAttribute("href")) {1462		return true;1463	}1464	1465	1466	if (node.tagName == "FONT"1467	&& (node.hasAttribute("color")1468	|| node.hasAttribute("face")1469	|| node.hasAttribute("size")1470	)) {1471		return true;1472	}1473	1474	1475	1476	if ((node.tagName == "B" || node.tagName == "STRONG")1477	&& node.hasAttribute("style")1478	&& node.style.length == 11479	&& node.style.fontWeight != "") {1480		return true;1481	}1482	1483	1484	1485	if ((node.tagName == "I" || node.tagName == "EM")1486	&& node.hasAttribute("style")1487	&& node.style.length == 11488	&& node.style.fontStyle != "") {1489		return true;1490	}1491	1492	1493	1494	1495	if ((node.tagName == "A" || node.tagName == "FONT" || node.tagName == "SPAN")1496	&& node.hasAttribute("style")1497	&& node.style.length == 11498	&& node.style.textDecoration == "") {1499		return true;1500	}1501	1502	1503	1504	1505	1506	1507	1508	1509	if (["A", "FONT", "S", "SPAN", "STRIKE", "U"].indexOf(node.tagName) != -11510	&& node.hasAttribute("style")1511	&& (node.style.length == 11512	|| (node.style.length == 41513		&& "MozTextBlink" in node.style1514		&& "textDecorationColor" in node.style1515		&& "textDecorationLine" in node.style1516		&& "textDecorationStyle" in node.style)1517	)1518	&& (node.style.textDecoration == "line-through"1519	|| node.style.textDecoration == "underline"1520	|| node.style.textDecoration == "overline"1521	|| node.style.textDecoration == "none")) {1522		return true;1523	}1524	return false;1525}1526function isFormattableNode(node) {1527	return isEditable(node)1528		&& isVisible(node)1529		&& (node.nodeType == Node.TEXT_NODE1530		|| isHtmlElement(node, ["img", "br"]));1531}1532function areEquivalentValues(command, val1, val2) {1533	if (val1 === null && val2 === null) {1534		return true;1535	}1536	if (typeof val1 == "string"1537	&& typeof val2 == "string"1538	&& val1 == val21539	&& !("equivalentValues" in commands[command])) {1540		return true;1541	}1542	if (typeof val1 == "string"1543	&& typeof val2 == "string"1544	&& "equivalentValues" in commands[command]1545	&& commands[command].equivalentValues(val1, val2)) {1546		return true;1547	}1548	return false;1549}1550function areLooselyEquivalentValues(command, val1, val2) {1551	if (areEquivalentValues(command, val1, val2)) {1552		return true;1553	}1554	if (command != "fontsize"1555	|| typeof val1 != "string"1556	|| typeof val2 != "string") {1557		return false;1558	}1559	1560	var callee = areLooselyEquivalentValues;1561	if (callee.sizeMap === undefined) {1562		callee.sizeMap = {};1563		var font = document.createElement("font");1564		document.body.appendChild(font);1565		["x-small", "small", "medium", "large", "x-large", "xx-large",1566		"xxx-large"].forEach(function(keyword) {1567			font.size = cssSizeToLegacy(keyword);1568			callee.sizeMap[keyword] = getComputedStyle(font).fontSize;1569		});1570		document.body.removeChild(font);1571	}1572	return val1 === callee.sizeMap[val2]1573		|| val2 === callee.sizeMap[val1];1574}1575function getEffectiveCommandValue(node, command) {1576	1577	if (node.nodeType != Node.ELEMENT_NODE1578	&& (!node.parentNode || node.parentNode.nodeType != Node.ELEMENT_NODE)) {1579		return null;1580	}1581	1582	1583	if (node.nodeType != Node.ELEMENT_NODE) {1584		return getEffectiveCommandValue(node.parentNode, command);1585	}1586	1587	if (command == "createlink" || command == "unlink") {1588		1589		1590		while (node1591		&& (!isHtmlElement(node)1592		|| node.tagName != "A"1593		|| !node.hasAttribute("href"))) {1594			node = node.parentNode;1595		}1596		1597		if (!node) {1598			return null;1599		}1600		1601		return node.getAttribute("href");1602	}1603	1604	if (command == "backcolor"1605	|| command == "hilitecolor") {1606		1607		1608		1609		1610		1611		while ((getComputedStyle(node).backgroundColor == "rgba(0, 0, 0, 0)"1612		|| getComputedStyle(node).backgroundColor === ""1613		|| getComputedStyle(node).backgroundColor == "transparent")1614		&& node.parentNode1615		&& node.parentNode.nodeType == Node.ELEMENT_NODE) {1616			node = node.parentNode;1617		}1618		1619		return getComputedStyle(node).backgroundColor;1620	}1621	1622	if (command == "subscript" || command == "superscript") {1623		1624		1625		var affectedBySubscript = false;1626		var affectedBySuperscript = false;1627		1628		while (isInlineNode(node)) {1629			var verticalAlign = getComputedStyle(node).verticalAlign;1630			1631			if (isHtmlElement(node, "sub")) {1632				affectedBySubscript = true;1633			1634			1635			} else if (isHtmlElement(node, "sup")) {1636				affectedBySuperscript = true;1637			}1638			1639			node = node.parentNode;1640		}1641		1642		1643		if (affectedBySubscript && affectedBySuperscript) {1644			return "mixed";1645		}1646		1647		if (affectedBySubscript) {1648			return "subscript";1649		}1650		1651		if (affectedBySuperscript) {1652			return "superscript";1653		}1654		1655		return null;1656	}1657	1658	1659	1660	if (command == "strikethrough") {1661		do {1662			if (getComputedStyle(node).textDecoration.indexOf("line-through") != -1) {1663				return "line-through";1664			}1665			node = node.parentNode;1666		} while (node && node.nodeType == Node.ELEMENT_NODE);1667		return null;1668	}1669	1670	1671	1672	if (command == "underline") {1673		do {1674			if (getComputedStyle(node).textDecoration.indexOf("underline") != -1) {1675				return "underline";1676			}1677			node = node.parentNode;1678		} while (node && node.nodeType == Node.ELEMENT_NODE);1679		return null;1680	}1681	if (!("relevantCssProperty" in commands[command])) {1682		throw "Bug: no relevantCssProperty for " + command + " in getEffectiveCommandValue";1683	}1684	1685	1686	return getComputedStyle(node)[commands[command].relevantCssProperty];1687}1688function getSpecifiedCommandValue(element, command) {1689	1690	1691	if ((command == "backcolor" || command == "hilitecolor")1692	&& getComputedStyle(element).display != "inline") {1693		return null;1694	}1695	1696	if (command == "createlink" || command == "unlink") {1697		1698		1699		if (isHtmlElement(element)1700		&& element.tagName == "A"1701		&& element.hasAttribute("href")) {1702			return element.getAttribute("href");1703		}1704		1705		return null;1706	}1707	1708	if (command == "subscript" || command == "superscript") {1709		1710		if (isHtmlElement(element, "sup")) {1711			return "superscript";1712		}1713		1714		if (isHtmlElement(element, "sub")) {1715			return "subscript";1716		}1717		1718		return null;1719	}1720	1721	1722	if (command == "strikethrough"1723	&& element.style.textDecoration != "") {1724		1725		1726		if (element.style.textDecoration.indexOf("line-through") != -1) {1727			return "line-through";1728		}1729		1730		return null;1731	}1732	1733	1734	if (command == "strikethrough"1735	&& isHtmlElement(element, ["S", "STRIKE"])) {1736		return "line-through";1737	}1738	1739	1740	if (command == "underline"1741	&& element.style.textDecoration != "") {1742		1743		1744		if (element.style.textDecoration.indexOf("underline") != -1) {1745			return "underline";1746		}1747		1748		return null;1749	}1750	1751	1752	if (command == "underline"1753	&& isHtmlElement(element, "U")) {1754		return "underline";1755	}1756	1757	var property = commands[command].relevantCssProperty;1758	1759	if (property === null) {1760		return null;1761	}1762	1763	1764	if (element.style[property] != "") {1765		return element.style[property];1766	}1767	1768	1769	1770	1771	if (isHtmlNamespace(element.namespaceURI)1772	&& element.tagName == "FONT") {1773		if (property == "color" && element.hasAttribute("color")) {1774			return element.color;1775		}1776		if (property == "fontFamily" && element.hasAttribute("face")) {1777			return element.face;1778		}1779		if (property == "fontSize" && element.hasAttribute("size")) {1780			1781			var size = parseInt(element.size);1782			if (size < 1) {1783				size = 1;1784			}1785			if (size > 7) {1786				size = 7;1787			}1788			return {1789				1: "x-small",1790				2: "small",1791				3: "medium",1792				4: "large",1793				5: "x-large",1794				6: "xx-large",1795				7: "xxx-large"1796			}[size];1797		}1798	}1799	1800	1801	1802	1803	if (property == "fontWeight"1804	&& (element.tagName == "B" || element.tagName == "STRONG")) {1805		return "bold";1806	}1807	if (property == "fontStyle"1808	&& (element.tagName == "I" || element.tagName == "EM")) {1809		return "italic";1810	}1811	1812	return null;1813}1814function reorderModifiableDescendants(node, command, newValue) {1815	1816	var candidate = node;1817	1818	1819	1820	1821	while (isModifiableElement(candidate)1822	&& candidate.childNodes.length == 11823	&& isModifiableElement(candidate.firstChild)1824	&& (!isSimpleModifiableElement(candidate)1825	|| !areEquivalentValues(command, getSpecifiedCommandValue(candidate, command), newValue))) {1826		candidate = candidate.firstChild;1827	}1828	1829	1830	1831	1832	if (candidate == node1833	|| !isSimpleModifiableElement(candidate)1834	|| !areEquivalentValues(command, getSpecifiedCommandValue(candidate, command), newValue)1835	|| !areLooselyEquivalentValues(command, getEffectiveCommandValue(candidate, command), newValue)) {1836		return;1837	}1838	1839	1840	while (candidate.hasChildNodes()) {1841		movePreservingRanges(candidate.firstChild, candidate.parentNode, getNodeIndex(candidate));1842	}1843	1844	node.parentNode.insertBefore(candidate, node.nextSibling);1845	1846	movePreservingRanges(node, candidate, -1);1847}1848function recordValues(nodeList) {1849	1850	1851	var values = [];1852	1853	1854	1855	nodeList.forEach(function(node) {1856		["subscript", "bold", "fontname", "fontsize", "forecolor",1857		"hilitecolor", "italic", "strikethrough", "underline"].forEach(function(command) {1858			1859			var ancestor = node;1860			1861			if (ancestor.nodeType != Node.ELEMENT_NODE) {1862				ancestor = ancestor.parentNode;1863			}1864			1865			1866			while (ancestor1867			&& ancestor.nodeType == Node.ELEMENT_NODE1868			&& getSpecifiedCommandValue(ancestor, command) === null) {1869				ancestor = ancestor.parentNode;1870			}1871			1872			1873			1874			if (ancestor && ancestor.nodeType == Node.ELEMENT_NODE) {1875				values.push([node, command, getSpecifiedCommandValue(ancestor, command)]);1876			} else {1877				values.push([node, command, null]);1878			}1879		});1880	});1881	1882	return values;1883}1884function restoreValues(values) {1885	1886	values.forEach(function(triple) {1887		var node = triple[0];1888		var command = triple[1];1889		var value = triple[2];1890		1891		var ancestor = node;1892		1893		if (!ancestor || ancestor.nodeType != Node.ELEMENT_NODE) {1894			ancestor = ancestor.parentNode;1895		}1896		1897		1898		while (ancestor1899		&& ancestor.nodeType == Node.ELEMENT_NODE1900		&& getSpecifiedCommandValue(ancestor, command) === null) {1901			ancestor = ancestor.parentNode;1902		}1903		1904		1905		if (value === null1906		&& ancestor1907		&& ancestor.nodeType == Node.ELEMENT_NODE) {1908			pushDownValues(node, command, null);1909		1910		1911		1912		1913		} else if ((ancestor1914		&& ancestor.nodeType == Node.ELEMENT_NODE1915		&& !areEquivalentValues(command, getSpecifiedCommandValue(ancestor, command), value))1916		|| ((!ancestor || ancestor.nodeType != Node.ELEMENT_NODE)1917		&& value !== null)) {1918			forceValue(node, command, value);1919		}1920	});1921}1922function clearValue(element, command) {1923	1924	if (!isEditable(element)) {1925		return [];1926	}1927	1928	1929	if (getSpecifiedCommandValue(element, command) === null) {1930		return [];1931	}1932	1933	if (isSimpleModifiableElement(element)) {1934		1935		var children = Array.prototype.slice.call(element.childNodes);1936		1937		1938		for (var i = 0; i < children.length; i++) {1939			movePreservingRanges(children[i], element.parentNode, getNodeIndex(element));1940		}1941		1942		element.parentNode.removeChild(element);1943		1944		return children;1945	}1946	1947	1948	1949	if (command == "strikethrough"1950	&& element.style.textDecoration.indexOf("line-through") != -1) {1951		if (element.style.textDecoration == "line-through") {1952			element.style.textDecoration = "";1953		} else {1954			element.style.textDecoration = element.style.textDecoration.replace("line-through", "");1955		}1956		if (element.getAttribute("style") == "") {1957			element.removeAttribute("style");1958		}1959	}1960	1961	1962	1963	if (command == "underline"1964	&& element.style.textDecoration.indexOf("underline") != -1) {1965		if (element.style.textDecoration == "underline") {1966			element.style.textDecoration = "";1967		} else {1968			element.style.textDecoration = element.style.textDecoration.replace("underline", "");1969		}1970		if (element.getAttribute("style") == "") {1971			element.removeAttribute("style");1972		}1973	}1974	1975	1976	if (commands[command].relevantCssProperty !== null) {1977		element.style[commands[command].relevantCssProperty] = '';1978		if (element.getAttribute("style") == "") {1979			element.removeAttribute("style");1980		}1981	}1982	1983	if (isHtmlNamespace(element.namespaceURI) && element.tagName == "FONT") {1984		1985		if (command == "forecolor") {1986			element.removeAttribute("color");1987		}1988		1989		if (command == "fontname") {1990			element.removeAttribute("face");1991		}1992		1993		if (command == "fontsize") {1994			element.removeAttribute("size");1995		}1996	}1997	1998	1999	if (isHtmlElement(element, "A")2000	&& (command == "createlink" || command == "unlink")) {2001		element.removeAttribute("href");2002	}2003	2004	2005	if (getSpecifiedCommandValue(element, command) === null) {2006		return [];2007	}2008	2009	2010	return [setTagName(element, "span")];2011}2012function pushDownValues(node, command, newValue) {2013	2014	if (!node.parentNode2015	|| node.parentNode.nodeType != Node.ELEMENT_NODE) {2016		return;2017	}2018	2019	2020	if (areLooselyEquivalentValues(command, getEffectiveCommandValue(node, command), newValue)) {2021		return;2022	}2023	2024	var currentAncestor = node.parentNode;2025	2026	var ancestorList = [];2027	2028	2029	2030	2031	while (isEditable(currentAncestor)2032	&& currentAncestor.nodeType == Node.ELEMENT_NODE2033	&& !areLooselyEquivalentValues(command, getEffectiveCommandValue(currentAncestor, command), newValue)) {2034		ancestorList.push(currentAncestor);2035		currentAncestor = currentAncestor.parentNode;2036	}2037	2038	if (!ancestorList.length) {2039		return;2040	}2041	2042	2043	var propagatedValue = getSpecifiedCommandValue(ancestorList[ancestorList.length - 1], command);2044	2045	2046	if (propagatedValue === null && propagatedValue != newValue) {2047		return;2048	}2049	2050	2051	2052	if (newValue !== null2053	&& !areLooselyEquivalentValues(command, getEffectiveCommandValue(ancestorList[ancestorList.length - 1].parentNode, command), newValue)) {2054		return;2055	}2056	2057	while (ancestorList.length) {2058		2059		2060		var currentAncestor = ancestorList.pop();2061		2062		2063		if (getSpecifiedCommandValue(currentAncestor, command) !== null) {2064			propagatedValue = getSpecifiedCommandValue(currentAncestor, command);2065		}2066		2067		var children = Array.prototype.slice.call(currentAncestor.childNodes);2068		2069		2070		if (getSpecifiedCommandValue(currentAncestor, command) !== null) {2071			clearValue(currentAncestor, command);2072		}2073		2074		for (var i = 0; i < children.length; i++) {2075			var child = children[i];2076			2077			if (child == node) {2078				continue;2079			}2080			2081			2082			2083			if (child.nodeType == Node.ELEMENT_NODE2084			&& getSpecifiedCommandValue(child, command) !== null2085			&& !areEquivalentValues(command, propagatedValue, getSpecifiedCommandValue(child, command))) {2086				continue;2087			}2088			2089			2090			if (child == ancestorList[ancestorList.length - 1]) {2091				continue;2092			}2093			2094			2095			forceValue(child, command, propagatedValue);2096		}2097	}2098}2099function forceValue(node, command, newValue) {2100	2101	if (!node.parentNode) {2102		return;2103	}2104	2105	if (newValue === null) {2106		return;2107	}2108	2109	if (isAllowedChild(node, "span")) {2110		2111		reorderModifiableDescendants(node.previousSibling, command, newValue);2112		2113		reorderModifiableDescendants(node.nextSibling, command, newValue);2114		2115		2116		2117		2118		2119		wrap([node],2120			function(node) {2121				return isSimpleModifiableElement(node)2122					&& areEquivalentValues(command, getSpecifiedCommandValue(node, command), newValue)2123					&& areLooselyEquivalentValues(command, getEffectiveCommandValue(node, command), newValue);2124			},2125			function() { return null }2126		);2127	}2128	2129	if (isInvisible(node)) {2130		return;2131	}2132	2133	2134	if (areLooselyEquivalentValues(command, getEffectiveCommandValue(node, command), newValue)) {2135		return;2136	}2137	2138	if (!isAllowedChild(node, "span")) {2139		2140		2141		2142		var children = [];2143		for (var i = 0; i < node.childNodes.length; i++) {2144			if (node.childNodes[i].nodeType == Node.ELEMENT_NODE) {2145				var specifiedValue = getSpecifiedCommandValue(node.childNodes[i], command);2146				if (specifiedValue !== null2147				&& !areEquivalentValues(command, newValue, specifiedValue)) {2148					continue;2149				}2150			}2151			children.push(node.childNodes[i]);2152		}2153		2154		2155		for (var i = 0; i < children.length; i++) {2156			forceValue(children[i], command, newValue);2157		}2158		2159		return;2160	}2161	2162	2163	if (areLooselyEquivalentValues(command, getEffectiveCommandValue(node, command), newValue)) {2164		return;2165	}2166	2167	var newParent = null;2168	2169	if (!cssStylingFlag) {2170		2171		2172		if (command == "bold" && (newValue == "bold" || newValue == "700")) {2173			newParent = node.ownerDocument.createElement("b");2174		}2175		2176		2177		2178		if (command == "italic" && newValue == "italic") {2179			newParent = node.ownerDocument.createElement("i");2180		}2181		2182		2183		2184		if (command == "strikethrough" && newValue == "line-through") {2185			newParent = node.ownerDocument.createElement("s");2186		}2187		2188		2189		2190		if (command == "underline" && newValue == "underline") {2191			newParent = node.ownerDocument.createElement("u");2192		}2193		2194		2195		if (command == "forecolor" && parseSimpleColor(newValue)) {2196			2197			2198			newParent = node.ownerDocument.createElement("font");2199			2200			2201			2202			newParent.setAttribute("color", parseSimpleColor(newValue));2203		}2204		2205		2206		2207		if (command == "fontname") {2208			newParent = node.ownerDocument.createElement("font");2209			newParent.face = newValue;2210		}2211	}2212	2213	if (command == "createlink" || command == "unlink") {2214		2215		2216		newParent = node.ownerDocument.createElement("a");2217		2218		newParent.setAttribute("href", newValue);2219		2220		var ancestor = node.parentNode;2221		2222		while (ancestor) {2223			2224			2225			if (isHtmlElement(ancestor, "A")) {2226				ancestor = setTagName(ancestor, "span");2227			}2228			2229			ancestor = ancestor.parentNode;2230		}2231	}2232	2233	2234	2235	2236	2237	2238	if (command == "fontsize"2239	&& ["x-small", "small", "medium", "large", "x-large", "xx-large", "xxx-large"].indexOf(newValue) != -12240	&& (!cssStylingFlag || newValue == "xxx-large")) {2241		newParent = node.ownerDocument.createElement("font");2242		newParent.size = cssSizeToLegacy(newValue);2243	}2244	2245	2246	2247	if ((command == "subscript" || command == "superscript")2248	&& newValue == "subscript") {2249		newParent = node.ownerDocument.createElement("sub");2250	}2251	2252	2253	2254	if ((command == "subscript" || command == "superscript")2255	&& newValue == "superscript") {2256		newParent = node.ownerDocument.createElement("sup");2257	}2258	2259	2260	if (!newParent) {2261		newParent = node.ownerDocument.createElement("span");2262	}2263	2264	node.parentNode.insertBefore(newParent, node);2265	2266	2267	2268	2269	var property = commands[command].relevantCssProperty;2270	if (property !== null2271	&& !areLooselyEquivalentValues(command, getEffectiveCommandValue(newParent, command), newValue)) {2272		newParent.style[property] = newValue;2273	}2274	2275	2276	2277	2278	if (command == "strikethrough"2279	&& newValue == "line-through"2280	&& getEffectiveCommandValue(newParent, "strikethrough") != "line-through") {2281		newParent.style.textDecoration = "line-through";2282	}2283	2284	2285	2286	2287	if (command == "underline"2288	&& newValue == "underline"2289	&& getEffectiveCommandValue(newParent, "underline") != "underline") {2290		newParent.style.textDecoration = "underline";2291	}2292	2293	movePreservingRanges(node, newParent, newParent.childNodes.length);2294	2295	2296	if (node.nodeType == Node.ELEMENT_NODE2297	&& !areEquivalentValues(command, getEffectiveCommandValue(node, command), newValue)) {2298		2299		2300		movePreservingRanges(node, newParent.parentNode, getNodeIndex(newParent));2301		2302		newParent.parentNode.removeChild(newParent);2303		2304		2305		2306		var children = [];2307		for (var i = 0; i < node.childNodes.length; i++) {2308			if (node.childNodes[i].nodeType == Node.ELEMENT_NODE) {2309				var specifiedValue = getSpecifiedCommandValue(node.childNodes[i], command);2310				if (specifiedValue !== null2311				&& !areEquivalentValues(command, newValue, specifiedValue)) {2312					continue;2313				}2314			}2315			children.push(node.childNodes[i]);2316		}2317		2318		2319		for (var i = 0; i < children.length; i++) {2320			forceValue(children[i], command, newValue);2321		}2322	}2323}2324function setSelectionValue(command, newValue) {2325	2326	2327	if (!getAllEffectivelyContainedNodes(getActiveRange())2328	.some(isFormattableNode)) {2329		2330		2331		if ("inlineCommandActivatedValues" in commands[command]) {2332			setStateOverride(command, commands[command].inlineCommandActivatedValues2333				.indexOf(newValue) != -1);2334		}2335		2336		2337		if (command == "subscript") {2338			unsetStateOverride("superscript");2339		}2340		2341		2342		if (command == "superscript") {2343			unsetStateOverride("subscript");2344		}2345		2346		if (newValue === null) {2347			unsetValueOverride(command);2348		2349		2350		} else if (command == "createlink" || "value" in commands[command]) {2351			setValueOverride(command, newValue);2352		}2353		2354		return;2355	}2356	2357	2358	2359	2360	2361	if (isEditable(getActiveRange().startContainer)2362	&& getActiveRange().startContainer.nodeType == Node.TEXT_NODE2363	&& getActiveRange().startOffset != 02364	&& getActiveRange().startOffset != getNodeLength(getActiveRange().startContainer)) {2365		2366		var newActiveRange = document.createRange();2367		var newNode;2368		if (getActiveRange().startContainer == getActiveRange().endContainer) {2369			var newEndOffset = getActiveRange().endOffset - getActiveRange().startOffset;2370			newNode = getActiveRange().startContainer.splitText(getActiveRange().startOffset);2371			newActiveRange.setEnd(newNode, newEndOffset);2372			getActiveRange().setEnd(newNode, newEndOffset);2373		} else {2374			newNode = getActiveRange().startContainer.splitText(getActiveRange().startOffset);2375		}2376		newActiveRange.setStart(newNode, 0);2377		getSelection().removeAllRanges();2378		getSelection().addRange(newActiveRange);2379		getActiveRange().setStart(newNode, 0);2380	}2381	2382	2383	2384	2385	if (isEditable(getActiveRange().endContainer)2386	&& getActiveRange().endContainer.nodeType == Node.TEXT_NODE2387	&& getActiveRange().endOffset != 02388	&& getActiveRange().endOffset != getNodeLength(getActiveRange().endContainer)) {2389		2390		2391		2392		2393		var activeRange = getActiveRange();2394		var newStart = [activeRange.startContainer, activeRange.startOffset];2395		var newEnd = [activeRange.endContainer, activeRange.endOffset];2396		activeRange.endContainer.splitText(activeRange.endOffset);2397		activeRange.setStart(newStart[0], newStart[1]);2398		activeRange.setEnd(newEnd[0], newEnd[1]);2399		getSelection().removeAllRanges();2400		getSelection().addRange(activeRange);2401	}2402	2403	2404	2405	2406	getAllEffectivelyContainedNodes(getActiveRange(), function(node) {2407		return isEditable(node) && node.nodeType == Node.ELEMENT_NODE;2408	}).forEach(function(element) {2409		clearValue(element, command);2410	});2411	2412	2413	2414	2415	getAllEffectivelyContainedNodes(getActiveRange(), isEditable).forEach(function(node) {2416		2417		pushDownValues(node, command, newValue);2418		2419		if (isAllowedChild(node, "span")) {2420			forceValue(node, command, newValue);2421		}2422	});2423}2424commands.backcolor = {2425	2426	action: function(value) {2427		2428		2429		2430		2431		2432		2433		2434		if (/^([0-9a-fA-F]{3}){1,2}$/.test(value)) {2435			value = "#" + value;2436		}2437		if (!/^(rgba?|hsla?)\(.*\)$/.test(value)2438		&& !parseSimpleColor(value)2439		&& value.toLowerCase() != "transparent") {2440			return false;2441		}2442		2443		setSelectionValue("backcolor", value);2444		2445		return true;2446	}, standardInlineValueCommand: true, relevantCssProperty: "backgroundColor",2447	equivalentValues: function(val1, val2) {2448		2449		2450		2451		return normalizeColor(val1) === normalizeColor(val2);2452	},2453};2454commands.bold = {2455	action: function() {2456		2457		2458		2459		if (myQueryCommandState("bold")) {2460			setSelectionValue("bold", "normal");2461		} else {2462			setSelectionValue("bold", "bold");2463		}2464		return true;2465	}, inlineCommandActivatedValues: ["bold", "600", "700", "800", "900"],2466	relevantCssProperty: "fontWeight",2467	equivalentValues: function(val1, val2) {2468		2469		2470		return val1 == val22471			|| (val1 == "bold" && val2 == "700")2472			|| (val1 == "700" && val2 == "bold")2473			|| (val1 == "normal" && val2 == "400")2474			|| (val1 == "400" && val2 == "normal");2475	},2476};2477commands.createlink = {2478	action: function(value) {2479		2480		if (value === "") {2481			return false;2482		}2483		2484		2485		2486		2487		2488		2489		getAllEffectivelyContainedNodes(getActiveRange()).forEach(function(node) {2490			getAncestors(node).forEach(function(ancestor) {2491				if (isEditable(ancestor)2492				&& isHtmlElement(ancestor, "a")2493				&& ancestor.hasAttribute("href")) {2494					ancestor.setAttribute("href", value);2495				}2496			});2497		});2498		2499		setSelectionValue("createlink", value);2500		2501		return true;2502	}2503};2504commands.fontname = {2505	action: function(value) {2506		2507		setSelectionValue("fontname", value);2508		return true;2509	}, standardInlineValueCommand: true, relevantCssProperty: "fontFamily"2510};2511function normalizeFontSize(value) {2512	2513	2514	2515	value = value.trim();2516	2517	2518	2519	if (!/^[-+]?[0-9]+(\.[0-9]+)?([eE][-+]?[0-9]+)?$/.test(value)) {2520		return null;2521	}2522	var mode;2523	2524	2525	if (value[0] == "+") {2526		value = value.slice(1);2527		mode = "relative-plus";2528	2529	2530	} else if (value[0] == "-") {2531		value = value.slice(1);2532		mode = "relative-minus";2533	2534	} else {2535		mode = "absolute";2536	}2537	2538	2539	2540	2541	var num = parseInt(value);2542	2543	if (mode == "relative-plus") {2544		num += 3;2545	}2546	2547	if (mode == "relative-minus") {2548		num = 3 - num;2549	}2550	2551	if (num < 1) {2552		num = 1;2553	}2554	2555	if (num > 7) {2556		num = 7;2557	}2558	2559	value = {2560		1: "x-small",2561		2: "small",2562		3: "medium",2563		4: "large",2564		5: "x-large",2565		6: "xx-large",2566		7: "xxx-large"2567	}[num];2568	return value;2569}2570commands.fontsize = {2571	action: function(value) {2572		value = normalizeFontSize(value);2573		if (value === null) {2574			return false;2575		}2576		2577		setSelectionValue("fontsize", value);2578		2579		return true;2580	}, indeterm: function() {2581		2582		2583		2584		return getAllEffectivelyContainedNodes(getActiveRange(), isFormattableNode)2585		.map(function(node) {2586			return getEffectiveCommandValue(node, "fontsize");2587		}).filter(function(value, i, arr) {2588			return arr.slice(0, i).indexOf(value) == -1;2589		}).length >= 2;2590	}, value: function() {2591		2592		if (!getActiveRange()) {2593			return "";2594		}2595		2596		2597		2598		2599		2600		var node = getAllEffectivelyContainedNodes(getActiveRange(), isFormattableNode)[0];2601		if (node === undefined) {2602			node = getActiveRange().startContainer;2603		}2604		var pixelSize = getEffectiveCommandValue(node, "fontsize");2605		2606		return getLegacyFontSize(pixelSize);2607	}, relevantCssProperty: "fontSize"2608};2609function getLegacyFontSize(size) {2610	if (getLegacyFontSize.resultCache === undefined) {2611		getLegacyFontSize.resultCache = {};2612	}2613	if (getLegacyFontSize.resultCache[size] !== undefined) {2614		return getLegacyFontSize.resultCache[size];2615	}2616	2617	2618	2619	if (normalizeFontSize(size) !== null) {2620		return getLegacyFontSize.resultCache[size] = cssSizeToLegacy(normalizeFontSize(size));2621	}2622	if (["x-small", "x-small", "small", "medium", "large", "x-large", "xx-large", "xxx-large"].indexOf(size) == -12623	&& !/^[0-9]+(\.[0-9]+)?(cm|mm|in|pt|pc|px)$/.test(size)) {2624		2625		return getLegacyFontSize.resultCache[size] = null;2626	}2627	var font = document.createElement("font");2628	document.body.appendChild(font);2629	if (size == "xxx-large") {2630		font.size = 7;2631	} else {2632		font.style.fontSize = size;2633	}2634	var pixelSize = parseInt(getComputedStyle(font).fontSize);2635	document.body.removeChild(font);2636	2637	var returnedSize = 1;2638	2639	while (returnedSize < 7) {2640		2641		2642		var font = document.createElement("font");2643		font.size = returnedSize;2644		document.body.appendChild(font);2645		var lowerBound = parseInt(getComputedStyle(font).fontSize);2646		2647		2648		2649		font.size = 1 + returnedSize;2650		var upperBound = parseInt(getComputedStyle(font).fontSize);2651		document.body.removeChild(font);2652		2653		var average = (upperBound + lowerBound)/2;2654		2655		2656		if (pixelSize < average) {2657			return getLegacyFontSize.resultCache[size] = String(returnedSize);2658		}2659		2660		returnedSize++;2661	}2662	2663	return getLegacyFontSize.resultCache[size] = "7";2664}2665commands.forecolor = {2666	action: function(value) {2667		2668		2669		2670		2671		2672		2673		2674		if (/^([0-9a-fA-F]{3}){1,2}$/.test(value)) {2675			value = "#" + value;2676		}2677		if (!/^(rgba?|hsla?)\(.*\)$/.test(value)2678		&& !parseSimpleColor(value)2679		&& value.toLowerCase() != "transparent") {2680			return false;2681		}2682		2683		setSelectionValue("forecolor", value);2684		2685		return true;2686	}, standardInlineValueCommand: true, relevantCssProperty: "color",2687	equivalentValues: function(val1, val2) {2688		2689		2690		2691		return normalizeColor(val1) === normalizeColor(val2);2692	},2693};2694commands.hilitecolor = {2695	2696	action: function(value) {2697		2698		2699		2700		2701		2702		2703		2704		if (/^([0-9a-fA-F]{3}){1,2}$/.test(value)) {2705			value = "#" + value;2706		}2707		if (!/^(rgba?|hsla?)\(.*\)$/.test(value)2708		&& !parseSimpleColor(value)2709		&& value.toLowerCase() != "transparent") {2710			return false;2711		}2712		2713		setSelectionValue("hilitecolor", value);2714		2715		return true;2716	}, indeterm: function() {2717		2718		2719		2720		return getAllEffectivelyContainedNodes(getActiveRange(), function(node) {2721			return isEditable(node) && node.nodeType == Node.TEXT_NODE;2722		}).map(function(node) {2723			return getEffectiveCommandValue(node, "hilitecolor");2724		}).filter(function(value, i, arr) {2725			return arr.slice(0, i).indexOf(value) == -1;2726		}).length >= 2;2727	}, standardInlineValueCommand: true, relevantCssProperty: "backgroundColor",2728	equivalentValues: function(val1, val2) {2729		2730		2731		2732		return normalizeColor(val1) === normalizeColor(val2);2733	},2734};2735commands.italic = {2736	action: function() {2737		2738		2739		2740		if (myQueryCommandState("italic")) {2741			setSelectionValue("italic", "normal");2742		} else {2743			setSelectionValue("italic", "italic");2744		}2745		return true;2746	}, inlineCommandActivatedValues: ["italic", "oblique"],2747	relevantCssProperty: "fontStyle"2748};2749commands.removeformat = {2750	action: function() {2751		2752		2753		2754		2755		2756		function isRemoveFormatCandidate(node) {2757			return isEditable(node)2758				&& isHtmlElement(node, ["abbr", "acronym", "b", "bdi", "bdo",2759				"big", "blink", "cite", "code", "dfn", "em", "font", "i",2760				"ins", "kbd", "mark", "nobr", "q", "s", "samp", "small",2761				"span", "strike", "strong", "sub", "sup", "tt", "u", "var"]);2762		}2763		2764		2765		var elementsToRemove = getAllEffectivelyContainedNodes(getActiveRange(), isRemoveFormatCandidate);2766		2767		elementsToRemove.forEach(function(element) {2768			2769			2770			2771			while (element.hasChildNodes()) {2772				movePreservingRanges(element.firstChild, element.parentNode, getNodeIndex(element));2773			}2774			2775			element.parentNode.removeChild(element);2776		});2777		2778		2779		2780		2781		2782		if (isEditable(getActiveRange().startContainer)2783		&& getActiveRange().startContainer.nodeType == Node.TEXT_NODE2784		&& getActiveRange().startOffset != 02785		&& getActiveRange().startOffset != getNodeLength(getActiveRange().startContainer)) {2786			2787			if (getActiveRange().startContainer == getActiveRange().endContainer) {2788				var newEnd = getActiveRange().endOffset - getActiveRange().startOffset;2789				var newNode = getActiveRange().startContainer.splitText(getActiveRange().startOffset);2790				getActiveRange().setStart(newNode, 0);2791				getActiveRange().setEnd(newNode, newEnd);2792			} else {2793				getActiveRange().setStart(getActiveRange().startContainer.splitText(getActiveRange().startOffset), 0);2794			}2795		}2796		2797		2798		2799		2800		if (isEditable(getActiveRange().endContainer)2801		&& getActiveRange().endContainer.nodeType == Node.TEXT_NODE2802		&& getActiveRange().endOffset != 02803		&& getActiveRange().endOffset != getNodeLength(getActiveRange().endContainer)) {2804			2805			2806			2807			2808			2809			var newStart = [getActiveRange().startContainer, getActiveRange().startOffset];2810			var newEnd = [getActiveRange().endContainer, getActiveRange().endOffset];2811			getActiveRange().setEnd(document.documentElement, 0);2812			newEnd[0].splitText(newEnd[1]);2813			getActiveRange().setStart(newStart[0], newStart[1]);2814			getActiveRange().setEnd(newEnd[0], newEnd[1]);2815		}2816		2817		2818		2819		2820		2821		2822		getAllEffectivelyContainedNodes(getActiveRange(), isEditable).forEach(function(node) {2823			while (isRemoveFormatCandidate(node.parentNode)2824			&& inSameEditingHost(node.parentNode, node)) {2825				splitParent([node]);2826			}2827		});2828		2829		2830		[2831			"subscript",2832			"bold",2833			"fontname",2834			"fontsize",2835			"forecolor",2836			"hilitecolor",2837			"italic",2838			"strikethrough",2839			"underline",2840		].forEach(function(command) {2841			setSelectionValue(command, null);2842		});2843		2844		return true;2845	}2846};2847commands.strikethrough = {2848	action: function() {2849		2850		2851		2852		if (myQueryCommandState("strikethrough")) {2853			setSelectionValue("strikethrough", null);2854		} else {2855			setSelectionValue("strikethrough", "line-through");2856		}2857		return true;2858	}, inlineCommandActivatedValues: ["line-through"]2859};2860commands.subscript = {2861	action: function() {2862		2863		var state = myQueryCommandState("subscript");2864		2865		setSelectionValue("subscript", null);2866		2867		if (!state) {2868			setSelectionValue("subscript", "subscript");2869		}2870		2871		return true;2872	}, indeterm: function() {2873		2874		2875		2876		2877		2878		2879		var nodes = getAllEffectivelyContainedNodes(getActiveRange(), isFormattableNode);2880		return (nodes.some(function(node) { return getEffectiveCommandValue(node, "subscript") == "subscript" })2881			&& nodes.some(function(node) { return getEffectiveCommandValue(node, "subscript") != "subscript" }))2882			|| nodes.some(function(node) { return getEffectiveCommandValue(node, "subscript") == "mixed" });2883	}, inlineCommandActivatedValues: ["subscript"],2884};2885commands.superscript = {2886	action: function() {2887		2888		2889		var state = myQueryCommandState("superscript");2890		2891		setSelectionValue("superscript", null);2892		2893		if (!state) {2894			setSelectionValue("superscript", "superscript");2895		}2896		2897		return true;2898	}, indeterm: function() {2899		2900		2901		2902		2903		2904		2905		var nodes = getAllEffectivelyContainedNodes(getActiveRange(), isFormattableNode);2906		return (nodes.some(function(node) { return getEffectiveCommandValue(node, "superscript") == "superscript" })2907			&& nodes.some(function(node) { return getEffectiveCommandValue(node, "superscript") != "superscript" }))2908			|| nodes.some(function(node) { return getEffectiveCommandValue(node, "superscript") == "mixed" });2909	}, inlineCommandActivatedValues: ["superscript"],2910};2911commands.underline = {2912	action: function() {2913		2914		2915		2916		if (myQueryCommandState("underline")) {2917			setSelectionValue("underline", null);2918		} else {2919			setSelectionValue("underline", "underline");2920		}2921		return true;2922	}, inlineCommandActivatedValues: ["underline"]2923};2924commands.unlink = {2925	action: function() {2926		2927		2928		2929		2930		2931		2932		var range = getActiveRange();2933		var hyperlinks = [];2934		for (2935			var node = range.startContainer;2936			node;2937			node = node.parentNode2938		) {2939			if (isHtmlElement(node, "A")2940			&& node.hasAttribute("href")) {2941				hyperlinks.unshift(node);2942			}2943		}2944		for (2945			var node = range.startContainer;2946			node != nextNodeDescendants(range.endContainer);2947			node = nextNode(node)2948		) {2949			if (isHtmlElement(node, "A")2950			&& node.hasAttribute("href")2951			&& (isContained(node, range)2952			|| isAncestor(node, range.endContainer)2953			|| node == range.endContainer)) {2954				hyperlinks.push(node);2955			}2956		}2957		2958		for (var i = 0; i < hyperlinks.length; i++) {2959			clearValue(hyperlinks[i], "unlink");2960		}2961		2962		return true;2963	}2964};2965function isIndentationElement(node) {2966	if (!isHtmlElement(node)) {2967		return false;2968	}2969	if (node.tagName == "BLOCKQUOTE") {2970		return true;2971	}2972	if (node.tagName != "DIV") {2973		return false;2974	}2975	for (var i = 0; i < node.style.length; i++) {2976		2977		if (/^(-[a-z]+-)?margin/.test(node.style[i])) {2978			return true;2979		}2980	}2981	return false;2982}2983function isSimpleIndentationElement(node) {2984	if (!isIndentationElement(node)) {2985		return false;2986	}2987	for (var i = 0; i < node.attributes.length; i++) {2988		if (!isHtmlNamespace(node.attributes[i].namespaceURI)2989		|| ["style", "dir"].indexOf(node.attributes[i].name) == -1) {2990			return false;2991		}2992	}2993	for (var i = 0; i < node.style.length; i++) {2994		2995		if (!/^(-[a-z]+-)?(margin|border|padding)/.test(node.style[i])) {2996			return false;2997		}2998	}2999	return true;3000}3001function isNonListSingleLineContainer(node) {3002	return isHtmlElement(node, ["address", "div", "h1", "h2", "h3", "h4", "h5",3003		"h6", "listing", "p", "pre", "xmp"]);3004}3005function isSingleLineContainer(node) {3006	return isNonListSingleLineContainer(node)3007		|| isHtmlElement(node, ["li", "dt", "dd"]);3008}3009function getBlockNodeOf(node) {3010	3011	while (isInlineNode(node)) {3012		node = node.parentNode;3013	}3014	3015	return node;3016}3017function fixDisallowedAncestors(node) {3018	3019	if (!isEditable(node)) {3020		return;3021	}3022	3023	3024	if (getAncestors(node).every(function(ancestor) {3025		return !inSameEditingHost(node, ancestor)3026			|| !isAllowedChild(node, ancestor)3027	})) {3028		3029		3030		3031		3032		3033		if (isHtmlElement(node, ["dd", "dt"])) {3034			wrap([node],3035				function(sibling) { return isHtmlElement(sibling, "dl") && !sibling.attributes.length },3036				function() { return document.createElement("dl") });3037			return;3038		}3039		3040		3041		if (!isAllowedChild("p", getEditingHostOf(node))) {3042			return;3043		}3044		3045		if (!isProhibitedParagraphChild(node)) {3046			return;3047		}3048		3049		3050		node = setTagName(node, defaultSingleLineContainerName);3051		3052		fixDisallowedAncestors(node);3053		3054		var children = [].slice.call(node.childNodes);3055		3056		3057		children.filter(isProhibitedParagraphChild)3058		.forEach(function(child) {3059			3060			3061			var values = recordValues([child]);3062			3063			splitParent([child]);3064			3065			restoreValues(values);3066		});3067		3068		return;3069	}3070	3071	3072	var values = recordValues([node]);3073	3074	3075	while (!isAllowedChild(node, node.parentNode)) {3076		splitParent([node]);3077	}3078	3079	restoreValues(values);3080}3081function normalizeSublists(item) {3082	3083	3084	if (!isHtmlElement(item, "LI")3085	|| !isEditable(item)3086	|| !isEditable(item.parentNode)) {3087		return;3088	}3089	3090	var newItem = null;3091	3092	while ([].some.call(item.childNodes, function (node) { return isHtmlElement(node, ["OL", "UL"]) })) {3093		3094		var child = item.lastChild;3095		3096		3097		if (isHtmlElement(child, ["OL", "UL"])3098		|| (!newItem && child.nodeType == Node.TEXT_NODE && /^[ \t\n\f\r]*$/.test(child.data))) {3099			3100			newItem = null;3101			3102			3103			movePreservingRanges(child, item.parentNode, 1 + getNodeIndex(item));3104		3105		} else {3106			3107			3108			3109			if (!newItem) {3110				newItem = item.ownerDocument.createElement("li");3111				item.parentNode.insertBefore(newItem, item.nextSibling);3112			}3113			3114			3115			movePreservingRanges(child, newItem, 0);3116		}3117	}3118}3119function getSelectionListState() {3120	3121	if (!getActiveRange()) {3122		return "none";3123	}3124	3125	var newRange = blockExtend(getActiveRange());3126	3127	3128	3129	3130	3131	3132	var nodeList = getContainedNodes(newRange, function(node) {3133		return isEditable(node)3134			&& !isIndentationElement(node)3135			&& (isHtmlElement(node, ["ol", "ul"])3136			|| isHtmlElement(node.parentNode, ["ol", "ul"])3137			|| isAllowedChild(node, "li"));3138	});3139	3140	if (!nodeList.length) {3141		return "none";3142	}3143	3144	3145	3146	if (nodeList.every(function(node) {3147		return isHtmlElement(node, "ol")3148			|| isHtmlElement(node.parentNode, "ol")3149			|| (isHtmlElement(node.parentNode, "li") && isHtmlElement(node.parentNode.parentNode, "ol"));3150	})3151	&& !nodeList.some(function(node) { return isHtmlElement(node, "ul") || ("querySelector" in node && node.querySelector("ul")) })) {3152		return "ol";3153	}3154	3155	3156	3157	if (nodeList.every(function(node) {3158		return isHtmlElement(node, "ul")3159			|| isHtmlElement(node.parentNode, "ul")3160			|| (isHtmlElement(node.parentNode, "li") && isHtmlElement(node.parentNode.parentNode, "ul"));3161	})3162	&& !nodeList.some(function(node) { return isHtmlElement(node, "ol") || ("querySelector" in node && node.querySelector("ol")) })) {3163		return "ul";3164	}3165	var hasOl = nodeList.some(function(node) {3166		return isHtmlElement(node, "ol")3167			|| isHtmlElement(node.parentNode, "ol")3168			|| ("querySelector" in node && node.querySelector("ol"))3169			|| (isHtmlElement(node.parentNode, "li") && isHtmlElement(node.parentNode.parentNode, "ol"));3170	});3171	var hasUl = nodeList.some(function(node) {3172		return isHtmlElement(node, "ul")3173			|| isHtmlElement(node.parentNode, "ul")3174			|| ("querySelector" in node && node.querySelector("ul"))3175			|| (isHtmlElement(node.parentNode, "li") && isHtmlElement(node.parentNode.parentNode, "ul"));3176	});3177	3178	3179	3180	3181	if (hasOl && hasUl) {3182		return "mixed";3183	}3184	3185	3186	if (hasOl) {3187		return "mixed ol";3188	}3189	3190	3191	if (hasUl) {3192		return "mixed ul";3193	}3194	3195	return "none";3196}3197function getAlignmentValue(node) {3198	3199	3200	3201	while ((node && node.nodeType != Node.ELEMENT_NODE)3202	|| (node.nodeType == Node.ELEMENT_NODE3203	&& ["inline", "none"].indexOf(getComputedStyle(node).display) != -1)) {3204		node = node.parentNode;3205	}3206	3207	if (!node || node.nodeType != Node.ELEMENT_NODE) {3208		return "left";3209	}3210	var resolvedValue = getComputedStyle(node).textAlign3211		3212		.replace(/^-(moz|webkit)-/, "")3213		.replace(/^auto$/, "start");3214	3215	3216	if (resolvedValue == "start") {3217		return getDirectionality(node) == "ltr" ? "left" : "right";3218	}3219	3220	3221	if (resolvedValue == "end") {3222		return getDirectionality(node) == "ltr" ? "right" : "left";3223	}3224	3225	3226	if (["center", "justify", "left", "right"].indexOf(resolvedValue) != -1) {3227		return resolvedValue;3228	}3229	3230	return "left";3231}3232function getNextEquivalentPoint(node, offset) {3233	3234	if (getNodeLength(node) == 0) {3235		return null;3236	}3237	3238	3239	if (offset == getNodeLength(node)3240	&& node.parentNode3241	&& isInlineNode(node)) {3242		return [node.parentNode, 1 + getNodeIndex(node)];3243	}3244	3245	3246	if (0 <= offset3247	&& offset < node.childNodes.length3248	&& getNodeLength(node.childNodes[offset]) != 03249	&& isInlineNode(node.childNodes[offset])) {3250		return [node.childNodes[offset], 0];3251	}3252	3253	return null;3254}3255function getPreviousEquivalentPoint(node, offset) {3256	3257	if (getNodeLength(node) == 0) {3258		return null;3259	}3260	3261	3262	if (offset == 03263	&& node.parentNode3264	&& isInlineNode(node)) {3265		return [node.parentNode, getNodeIndex(node)];3266	}3267	3268	3269	3270	if (0 <= offset - 13271	&& offset - 1 < node.childNodes.length3272	&& getNodeLength(node.childNodes[offset - 1]) != 03273	&& isInlineNode(node.childNodes[offset - 1])) {3274		return [node.childNodes[offset - 1], getNodeLength(node.childNodes[offset - 1])];3275	}3276	3277	return null;3278}3279function getFirstEquivalentPoint(node, offset) {3280	3281	3282	var prev;3283	while (prev = getPreviousEquivalentPoint(node, offset)) {3284		node = prev[0];3285		offset = prev[1];3286	}3287	3288	return [node, offset];3289}3290function getLastEquivalentPoint(node, offset) {3291	3292	3293	var next;3294	while (next = getNextEquivalentPoint(node, offset)) {3295		node = next[0];3296		offset = next[1];3297	}3298	3299	return [node, offset];3300}3301function isBlockStartPoint(node, offset) {3302	return (!node.parentNode && offset == 0)3303		|| (0 <= offset - 13304		&& offset - 1 < node.childNodes.length3305		&& isVisible(node.childNodes[offset - 1])3306		&& (isBlockNode(node.childNodes[offset - 1])3307		|| isHtmlElement(node.childNodes[offset - 1], "br")));3308}3309function isBlockEndPoint(node, offset) {3310	return (!node.parentNode && offset == getNodeLength(node))3311		|| (offset < node.childNodes.length3312		&& isVisible(node.childNodes[offset])3313		&& isBlockNode(node.childNodes[offset]));3314}3315function isBlockBoundaryPoint(node, offset) {3316	return isBlockStartPoint(node, offset)3317		|| isBlockEndPoint(node, offset);3318}3319function blockExtend(range) {3320	3321	3322	var startNode = range.startContainer;3323	var startOffset = range.startOffset;3324	var endNode = range.endContainer;3325	var endOffset = range.endOffset;3326	3327	3328	3329	var liAncestors = getAncestors(startNode).concat(startNode)3330		.filter(function(ancestor) { return isHtmlElement(ancestor, "li") })3331		.slice(-1);3332	if (liAncestors.length) {3333		startOffset = getNodeIndex(liAncestors[0]);3334		startNode = liAncestors[0].parentNode;3335	}3336	3337	3338	if (!isBlockStartPoint(startNode, startOffset)) do {3339		3340		3341		if (startOffset == 0) {3342			startOffset = getNodeIndex(startNode);3343			startNode = startNode.parentNode;3344		3345		} else {3346			startOffset--;3347		}3348		3349		3350	} while (!isBlockBoundaryPoint(startNode, startOffset));3351	3352	3353	while (startOffset == 03354	&& startNode.parentNode) {3355		startOffset = getNodeIndex(startNode);3356		startNode = startNode.parentNode;3357	}3358	3359	3360	3361	var liAncestors = getAncestors(endNode).concat(endNode)3362		.filter(function(ancestor) { return isHtmlElement(ancestor, "li") })3363		.slice(-1);3364	if (liAncestors.length) {3365		endOffset = 1 + getNodeIndex(liAncestors[0]);3366		endNode = liAncestors[0].parentNode;3367	}3368	3369	3370	if (!isBlockEndPoint(endNode, endOffset)) do {3371		3372		3373		if (endOffset == getNodeLength(endNode)) {3374			endOffset = 1 + getNodeIndex(endNode);3375			endNode = endNode.parentNode;3376		3377		} else {3378			endOffset++;3379		}3380		3381		3382	} while (!isBlockBoundaryPoint(endNode, endOffset));3383	3384	3385	3386	while (endOffset == getNodeLength(endNode)3387	&& endNode.parentNode) {3388		endOffset = 1 + getNodeIndex(endNode);3389		endNode = endNode.parentNode;3390	}3391	3392	3393	var newRange = startNode.ownerDocument.createRange();3394	newRange.setStart(startNode, startOffset);3395	newRange.setEnd(endNode, endOffset);3396	3397	return newRange;3398}3399function followsLineBreak(node) {3400	3401	var offset = 0;3402	3403	while (!isBlockBoundaryPoint(node, offset)) {3404		3405		3406		if (0 <= offset - 13407		&& offset - 1 < node.childNodes.length3408		&& isVisible(node.childNodes[offset - 1])) {3409			return false;3410		}3411		3412		3413		if (offset == 03414		|| !node.hasChildNodes()) {3415			offset = getNodeIndex(node);3416			node = node.parentNode;3417		3418		3419		} else {3420			node = node.childNodes[offset - 1];3421			offset = getNodeLength(node);3422		}3423	}3424	3425	return true;3426}3427function precedesLineBreak(node) {3428	3429	var offset = getNodeLength(node);3430	3431	while (!isBlockBoundaryPoint(node, offset)) {3432		3433		if (offset < node.childNodes.length3434		&& isVisible(node.childNodes[offset])) {3435			return false;3436		}3437		3438		3439		if (offset == getNodeLength(node)3440		|| !node.hasChildNodes()) {3441			offset = 1 + getNodeIndex(node);3442			node = node.parentNode;3443		3444		3445		} else {3446			node = node.childNodes[offset];3447			offset = 0;3448		}3449	}3450	3451	return true;3452}3453function recordCurrentOverrides() {3454	3455	3456	var overrides = [];3457	3458	3459	if (getValueOverride("createlink") !== undefined) {3460		overrides.push(["createlink", getValueOverride("createlink")]);3461	}3462	3463	3464	3465	3466	["bold", "italic", "strikethrough", "subscript", "superscript",3467	"underline"].forEach(function(command) {3468		if (getStateOverride(command) !== undefined) {3469			overrides.push([command, getStateOverride(command)]);3470		}3471	});3472	3473	3474	3475	["fontname", "fontsize", "forecolor",3476	"hilitecolor"].forEach(function(command) {3477		if (getValueOverride(command) !== undefined) {3478			overrides.push([command, getValueOverride(command)]);3479		}3480	});3481	3482	return overrides;3483}3484function recordCurrentStatesAndValues() {3485	3486	3487	var overrides = [];3488	3489	3490	var node = getAllEffectivelyContainedNodes(getActiveRange())3491		.filter(isFormattableNode)[0];3492	3493	if (!node) {3494		return overrides;3495	}3496	3497	3498	overrides.push(["createlink", getEffectiveCommandValue(node, "createlink")]);3499	3500	3501	3502	3503	3504	["bold", "italic", "strikethrough", "subscript", "superscript",3505	"underline"].forEach(function(command) {3506		if (commands[command].inlineCommandActivatedValues3507		.indexOf(getEffectiveCommandValue(node, command)) != -1) {3508			overrides.push([command, true]);3509		} else {3510			overrides.push([command, false]);3511		}3512	});3513	3514	3515	["fontname", "fontsize", "forecolor", "hilitecolor"].forEach(function(command) {3516		overrides.push([command, commands[command].value()]);3517	});3518	3519	3520	overrides.push(["fontsize", getEffectiveCommandValue(node, "fontsize")]);3521	3522	return overrides;3523}3524function restoreStatesAndValues(overrides) {3525	3526	3527	var node = getAllEffectivelyContainedNodes(getActiveRange())3528		.filter(isFormattableNode)[0];3529	3530	3531	if (node) {3532		for (var i = 0; i < overrides.length; i++) {3533			var command = overrides[i][0];3534			var override = overrides[i][1];3535			3536			3537			3538			if (typeof override == "boolean"3539			&& myQueryCommandState(command) != override) {3540				commands[command].action("");3541			3542			3543			3544			3545			} else if (typeof override == "string"3546			&& command != "createlink"3547			&& command != "fontsize"3548			&& !areEquivalentValues(command, myQueryCommandValue(command), override)) {3549				commands[command].action(override);3550			3551			3552			3553			...

d549ba877ef2abdd028ad56f175ed0eccb0425c1_1_38.js

Source:d549ba877ef2abdd028ad56f175ed0eccb0425c1_1_38.js

...12			// "If override is a boolean, and queryCommandState(command)13			// returns something different from override, call14			// execCommand(command)."15			if (typeof override == "boolean"16			&& myQueryCommandState(command) != override) {17				myExecCommand(command);18			// "Otherwise, if override is a string, and command is not19			// "fontSize", and queryCommandValue(command) returns something not20			// equivalent to override, call execCommand(command, false,21			// override)."22			} else if (typeof override == "string"23			&& command != "fontsize"24			&& !areEquivalentValues(command, myQueryCommandValue(command), override)) {25				myExecCommand(command, false, override);26			// "Otherwise, if override is a string; and command is "fontSize";27			// and either there is a value override for "fontSize" that is not28			// equal to override, or there is no value override for "fontSize"29			// and node's effective command value for "fontSize" is not loosely30			// equivalent to override: call execCommand("fontSize", false,...

Using AI Code Generation

1CKEDITOR.instances.editor1.execCommand( 'myQueryCommandState' );2CKEDITOR.plugins.add( 'wptextpattern', {3    init: function( editor ) {4        editor.addCommand( 'myQueryCommandState', {5            exec: function( editor ) {6                console.log( editor.getCommand( 'wptextpattern' ).state );7            }8        });9    }10});11CKEDITOR.replace( 'editor1', {12        { start: ':)', format: 'smiley' }13});

Using AI Code Generation

1var state = wptbEditor.myQueryCommandState('bold');2console.log(state);3var value = wptbEditor.myQueryCommandValue('fontname');4console.log(value);5var indeterm = wptbEditor.myQueryCommandIndeterm('fontname');6console.log(indeterm);7var supported = wptbEditor.myQueryCommandSupported('fontname');8console.log(supported);9var enabled = wptbEditor.myQueryCommandEnabled('fontname');10console.log(enabled);11wptbEditor.myExecCommand('bold', false, null);12wptbEditor.myExecCommandShowUI('fontname', false, null);13wptbEditor.myExecCommandValueArgument('fontname', false, 'Arial');14wptbEditor.myDocumentExecCommand('bold', false, null);15wptbEditor.myDocumentExecCommandShowUI('fontname', false, null);

Using AI Code Generation

1var state = document.queryCommandState('myQueryCommandState');2var value = document.queryCommandValue('myQueryCommandValue');3var enabled = document.queryCommandEnabled('myQueryCommandEnabled');4var indeterm = document.queryCommandIndeterm('myQueryCommandIndeterm');5var text = document.queryCommandText('myQueryCommandText');6var supported = document.queryCommandSupported('myQueryCommandSupported');7var default = document.queryCommandDefault('myQueryCommandDefault');8var help = document.queryCommandHelp('myQueryCommandHelp');9var state = document.queryCommandState('myQueryCommandState', false, 'myParam');10var value = document.queryCommandValue('myQueryCommandValue', false, 'myParam');11var enabled = document.queryCommandEnabled('myQueryCommandEnabled', false, 'myParam');

Using AI Code Generation

1function myQueryCommandState(cmd) {2    var state = false;3    try {4        state = document.queryCommandState(cmd);5    } catch (e) { }6    return state;7}8function myQueryCommandValue(cmd) {9    var value = "";10    try {11        value = document.queryCommandValue(cmd);12    } catch (e) { }13    return value;14}15function myQueryCommandIndeterm(cmd) {16    var indeterm = false;17    try {18        indeterm = document.queryCommandIndeterm(cmd);19    } catch (e) { }20    return indeterm;21}22function myQueryCommandSupported(cmd) {23    var supported = false;24    try {25        supported = document.queryCommandSupported(cmd);26    } catch (e) { }27    return supported;28}29function myQueryCommandEnabled(cmd) {30    var enabled = false;31    try {32        enabled = document.queryCommandEnabled(cmd);33    } catch (e) { }34    return enabled;35}36function myQueryCommandText(cmd) {37    var text = "";38    try {39        text = document.queryCommandText(cmd);40    } catch (e) { }41    return text;42}43function myQueryCommandLabel(cmd) {44    var label = "";45    try {46        label = document.queryCommandLabel(cmd);47    } catch (e) { }48    return label;49}50function myQueryCommandDefault(cmd) {51    var def = "";52    try {53        def = document.queryCommandDefault(cmd);54    } catch (e) { }55    return def;56}

Using AI Code Generation

1var editor = CKEDITOR.instances.editor1;2var command = editor.getCommand('wptextpattern');3if (command) {4    var state = command.state;5    alert(state);6}7var editor = CKEDITOR.instances.editor1;8var command = editor.getCommand('wptextpattern');9if (command) {10    var value = command.value;11    alert(value);12}13var editor = CKEDITOR.instances.editor1;14var command = editor.getCommand('wptextpattern');15if (command) {16    var enabled = command.enabled;17    alert(enabled);18}19var editor = CKEDITOR.instances.editor1;20var command = editor.getCommand('wptextpattern');21if (command) {22    var state = command.state;23    alert(state);24}25var editor = CKEDITOR.instances.editor1;26var command = editor.getCommand('wptextpattern');27if (command) {28    var value = command.value;29    alert(value);30}31var editor = CKEDITOR.instances.editor1;32var command = editor.getCommand('wptextpattern');33if (command) {34    var enabled = command.enabled;35    alert(enabled);36}37var editor = CKEDITOR.instances.editor1;38var command = editor.getCommand('wptextpattern');39if (command) {40    var state = command.state;41    alert(state);42}43var editor = CKEDITOR.instances.editor1;44var command = editor.getCommand('wptextpattern');45if (command) {46    var value = command.value;47    alert(value);48}49var editor = CKEDITOR.instances.editor1;

Using AI Code Generation

1wptbControls.myQueryCommandState( 'bold' );2wptbControls.myQueryCommandValue( 'bold' );3wptbControls.myQueryCommandSupported( 'bold' );4wptbControls.myQueryCommandEnabled( 'bold' );5wptbControls.myQueryCommandIndeterm( 'bold' );6wptbControls.myQueryCommandText( 'bold' );7wptbControls.myQueryCommandDefaultText( 'bold' );8wptbControls.myQueryCommandDefaultIndeterm( 'bold' );9wptbControls.myQueryCommandValueText( 'bold' );10wptbControls.myQueryCommandStateText( 'bold' );11wptbControls.myQueryCommandSupportedText( 'bold' );

Using AI Code Generation

1var state = new wptbTableState();2var result = state.myQueryCommandState('bold');3console.log(result);4var wptbTableState = function() {5    this.myQueryCommandState = function(command) {6        var result = document.queryCommandState(command);7        return result;8    }9}

Using AI Code Generation

1var tableState = new wptbTableState();2var tableStateResult = tableState.myQueryCommandState( 'bold' );3wptbTableState.prototype.myQueryCommandState = function( commandName ) {4    var table = document.querySelector( '.wptb-preview-table' );5    var selection = document.getSelection();6    var selectionRange = selection.getRangeAt( 0 );7    var selectionText = selectionRange.toString();8    var selectionTextLength = selectionText.length;9    var selectionTextNodes = selectionRange.cloneContents().childNodes;10    var selectionTextNodesLength = selectionTextNodes.length;11    var selectedTextNodes = [];12    if( selectionTextNodesLength > 0 ) {13        for( var i = 0; i < selectionTextNodesLength; i++ ) {14            if( selectionTextNodes[i].nodeName == '#text' && selectionTextNodes[i].textContent.trim() != '' ) {15                selectedTextNodes.push( selectionTextNodes[i] );16            }17        }18    }19    if( table && selectionTextLength > 0 && selectedTextNodes.length > 0 ) {20        var tableStateResult = table.querySelector( '.wptb-table-state' );21        if( tableStateResult ) {22            tableStateResult.remove();23        }24        table.insertAdjacentHTML( 'beforeend', '<div class="wptb-table-state"></div>' );25        tableStateResult = table.querySelector( '.wptb-table-state' );26        var selectedTextNodesLength = selectedTextNodes.length;27        for( var i = 0; i < selectedTextNodesLength; i++ ) {28            var selectedTextNode = selectedTextNodes[i];29            var selectedTextNodeParent = selectedTextNode.parentElement;30            var selectedTextNodeParentStyle = window.getComputedStyle( selectedTextNodeParent );31            var selectedTextNodeParentTagName = selectedTextNodeParent.tagName.toLowerCase();32            var selectedTextNodeParentTagNameClass = '';33            if( selectedTextNodeParentTagName ) {34                selectedTextNodeParentTagNameClass = 'wptb-table-state-' + selectedTextNodeParentTagName;35            }36            var selectedTextNodeParentStyleDisplay = selectedTextNodeParentStyle.display;37            var selectedTextNodeParentStyleTextAlign = selectedTextNodeParentStyle.textAlign;38            var selectedTextNodeParentStyleVerticalAlign = selectedTextNodeParentStyle.verticalAlign;

Using AI Code Generation

1var wptbTableState = new wptbElementTable();2wptbTableState.myQueryCommandState();3var wptbTableState = new wptbElementTable();4wptbElementTable.prototype.myQueryCommandState = function () {5    console.log('myQueryCommandState');6}

Using AI Code Generation

1var state = window.external.myQueryCommandState("bold");2if (state == 1)3{4alert("bold is enabled");5}6{7alert("bold is disabled");8}9var myQueryCommandState = function(command)10{11var state = 0;12var commandId = -1;13switch(command)14{15commandId = 1;16break;17commandId = 2;18break;19commandId = 3;20break;21commandId = 4;22break;23commandId = 5;24break;25commandId = 6;26break;27commandId = 7;28break;29commandId = 8;30break;31commandId = 9;32break;33commandId = 10;34break;35commandId = 11;36break;37commandId = 12;38break;39commandId = 13;40break;41commandId = 14;42break;43commandId = 15;44break;45commandId = 16;46break;47commandId = 17;48break;49commandId = 18;50break;51commandId = 19;52break;53commandId = 20;54break;55commandId = 21;56break;57commandId = 22;58break;59commandId = 23;60break;61commandId = 24;62break;63commandId = 25;64break;65commandId = 26;66break;67commandId = 27;68break;69commandId = 28;70break;71commandId = 29;72break;73commandId = 30;74break;75commandId = 31;76break;

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