blob: da3fc97e7ce7d702ce9cdd9e1fc5f6baff31b536 [file] [log] [blame]
/*
* Copyright (C) 2013, 2015 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
WI.CSSStyleDeclarationSection = class CSSStyleDeclarationSection extends WI.Object
{
constructor(delegate, style)
{
console.assert(style instanceof WI.CSSStyleDeclaration, style);
super();
this._delegate = delegate || null;
this._style = style || null;
this._selectorElements = [];
this._ruleDisabled = false;
this._hasInvalidSelector = false;
this._element = document.createElement("div");
this._element.classList.add("style-declaration-section");
new WI.KeyboardShortcut(WI.KeyboardShortcut.Modifier.CommandOrControl, "S", this._save.bind(this), this._element);
new WI.KeyboardShortcut(WI.KeyboardShortcut.Modifier.CommandOrControl | WI.KeyboardShortcut.Modifier.Shift, "S", this._save.bind(this), this._element);
this._headerElement = document.createElement("div");
this._headerElement.classList.add("header");
if (!style.editable) {
let lockedIconElement = this._headerElement.createChild("img", "locked-icon");
let styleLabel;
if (style.ownerRule && style.ownerRule.type === WI.CSSStyleSheet.Type.UserAgent)
styleLabel = WI.UIString("User Agent Stylesheet");
else
styleLabel = WI.UIString("Style rule");
lockedIconElement.title = WI.UIString("%s cannot be modified").format(styleLabel);
}
this._iconElement = this._headerElement.createChild("img", "icon");
if (this.selectorEditable) {
this._selectorInput = this._headerElement.createChild("textarea");
this._selectorInput.spellcheck = false;
this._selectorInput.dir = "ltr";
this._selectorInput.tabIndex = -1;
this._selectorInput.addEventListener("mouseover", this._handleMouseOver.bind(this));
this._selectorInput.addEventListener("mousemove", this._handleMouseMove.bind(this));
this._selectorInput.addEventListener("mouseout", this._handleMouseOut.bind(this));
this._selectorInput.addEventListener("keydown", this._handleKeyDown.bind(this));
this._selectorInput.addEventListener("keypress", this._handleKeyPress.bind(this));
this._selectorInput.addEventListener("input", this._handleInput.bind(this));
this._selectorInput.addEventListener("paste", this._handleSelectorPaste.bind(this));
this._selectorInput.addEventListener("blur", this._handleBlur.bind(this));
}
this._selectorElement = this._headerElement.createChild("span", "selector");
if (!this.selectorEditable) {
this._selectorElement.addEventListener("mouseover", this._handleMouseOver.bind(this));
this._selectorElement.addEventListener("mouseout", this._handleMouseOut.bind(this));
}
this._originElement = this._headerElement.createChild("span", "origin");
this._propertiesElement = document.createElement("div");
this._propertiesElement.classList.add("properties");
this._editorActive = false;
this._propertiesTextEditor = new WI.CSSStyleDeclarationTextEditor(this, style);
this._propertiesTextEditor.addEventListener(WI.CSSStyleDeclarationTextEditor.Event.ContentChanged, this._editorContentChanged.bind(this));
this._propertiesTextEditor.addEventListener(WI.CSSStyleDeclarationTextEditor.Event.Blurred, this._editorBlurred.bind(this));
this._propertiesElement.appendChild(this._propertiesTextEditor.element);
this._element.appendChild(this._headerElement);
this._element.appendChild(this._propertiesElement);
let iconClassName = null;
switch (style.type) {
case WI.CSSStyleDeclaration.Type.Rule:
console.assert(style.ownerRule);
if (style.inherited)
iconClassName = WI.CSSStyleDeclarationSection.InheritedStyleRuleIconStyleClassName;
else if (style.ownerRule.type === WI.CSSStyleSheet.Type.Author)
iconClassName = WI.CSSStyleDeclarationSection.AuthorStyleRuleIconStyleClassName;
else if (style.ownerRule.type === WI.CSSStyleSheet.Type.User)
iconClassName = WI.CSSStyleDeclarationSection.UserStyleRuleIconStyleClassName;
else if (style.ownerRule.type === WI.CSSStyleSheet.Type.UserAgent)
iconClassName = WI.CSSStyleDeclarationSection.UserAgentStyleRuleIconStyleClassName;
else if (style.ownerRule.type === WI.CSSStyleSheet.Type.Inspector)
iconClassName = WI.CSSStyleDeclarationSection.InspectorStyleRuleIconStyleClassName;
break;
case WI.CSSStyleDeclaration.Type.Inline:
case WI.CSSStyleDeclaration.Type.Attribute:
if (style.inherited)
iconClassName = WI.CSSStyleDeclarationSection.InheritedElementStyleRuleIconStyleClassName;
else
iconClassName = WI.DOMTreeElementPathComponent.DOMElementIconStyleClassName;
break;
}
if (style.editable) {
this._iconElement.classList.add("toggle-able");
this._iconElement.title = WI.UIString("Comment All Properties");
this._iconElement.addEventListener("click", this._handleIconElementClicked.bind(this));
}
console.assert(iconClassName);
this._element.classList.add(iconClassName);
if (!style.editable)
this._element.classList.add(WI.CSSStyleDeclarationSection.LockedStyleClassName);
else if (style.ownerRule)
this._style.ownerRule.addEventListener(WI.CSSRule.Event.SelectorChanged, this._updateSelectorIcon.bind(this));
else
this._element.classList.add(WI.CSSStyleDeclarationSection.SelectorLockedStyleClassName);
this.refresh();
this._headerElement.addEventListener("contextmenu", this._handleContextMenuEvent.bind(this));
}
// Public
get element()
{
return this._element;
}
get style()
{
return this._style;
}
get lastInGroup()
{
return this._element.classList.contains(WI.CSSStyleDeclarationSection.LastInGroupStyleClassName);
}
set lastInGroup(last)
{
if (last)
this._element.classList.add(WI.CSSStyleDeclarationSection.LastInGroupStyleClassName);
else
this._element.classList.remove(WI.CSSStyleDeclarationSection.LastInGroupStyleClassName);
}
get focused()
{
return this._propertiesTextEditor.focused;
}
focus()
{
this._propertiesTextEditor.focus();
}
refresh()
{
this._selectorElement.removeChildren();
this._originElement.removeChildren();
this._selectorElements = [];
this._originElement.append(` ${emDash} `);
function appendSelector(selector, matched)
{
console.assert(selector instanceof WI.CSSSelector);
let selectorElement = document.createElement("span");
selectorElement.textContent = selector.text;
if (matched)
selectorElement.classList.add(WI.CSSStyleDeclarationSection.MatchedSelectorElementStyleClassName);
let specificity = selector.specificity;
if (specificity) {
let tooltip = WI.UIString("Specificity: (%d, %d, %d)").format(specificity[0], specificity[1], specificity[2]);
if (selector.dynamic) {
tooltip += "\n";
if (this._style.inherited)
tooltip += WI.UIString("Dynamically calculated for the parent element");
else
tooltip += WI.UIString("Dynamically calculated for the selected element");
}
selectorElement.title = tooltip;
} else if (selector.dynamic) {
let tooltip = WI.UIString("Specificity: No value for selected element");
tooltip += "\n";
tooltip += WI.UIString("Dynamically calculated for the selected element and did not match");
selectorElement.title = tooltip;
}
this._selectorElement.appendChild(selectorElement);
this._selectorElements.push(selectorElement);
}
function appendSelectorTextKnownToMatch(selectorText)
{
let selectorElement = document.createElement("span");
selectorElement.textContent = selectorText;
selectorElement.classList.add(WI.CSSStyleDeclarationSection.MatchedSelectorElementStyleClassName);
this._selectorElement.appendChild(selectorElement);
}
switch (this._style.type) {
case WI.CSSStyleDeclaration.Type.Rule:
console.assert(this._style.ownerRule);
var selectors = this._style.ownerRule.selectors;
var matchedSelectorIndices = this._style.ownerRule.matchedSelectorIndices;
var alwaysMatch = !matchedSelectorIndices.length;
if (selectors.length) {
let hasMatchingPseudoElementSelector = false;
for (let i = 0; i < selectors.length; ++i) {
appendSelector.call(this, selectors[i], alwaysMatch || matchedSelectorIndices.includes(i));
if (i < selectors.length - 1)
this._selectorElement.append(", ");
if (matchedSelectorIndices.includes(i) && selectors[i].isPseudoElementSelector())
hasMatchingPseudoElementSelector = true;
}
this._element.classList.toggle(WI.CSSStyleDeclarationSection.PseudoElementSelectorStyleClassName, hasMatchingPseudoElementSelector);
} else
appendSelectorTextKnownToMatch.call(this, this._style.ownerRule.selectorText);
if (this._style.ownerRule.sourceCodeLocation) {
let options = {
dontFloat: true,
ignoreNetworkTab: true,
ignoreSearchTab: true,
};
if (this._style.ownerStyleSheet.isInspectorStyleSheet()) {
options.nameStyle = WI.SourceCodeLocation.NameStyle.None;
options.prefix = WI.UIString("Inspector Style Sheet") + ":";
}
let sourceCodeLink = WI.createSourceCodeLocationLink(this._style.ownerRule.sourceCodeLocation, options);
this._originElement.appendChild(sourceCodeLink);
} else {
let originString;
switch (this._style.ownerRule.type) {
case WI.CSSStyleSheet.Type.Author:
originString = WI.UIString("Author Stylesheet");
break;
case WI.CSSStyleSheet.Type.User:
originString = WI.UIString("User Stylesheet");
break;
case WI.CSSStyleSheet.Type.UserAgent:
originString = WI.UIString("User Agent Stylesheet");
break;
case WI.CSSStyleSheet.Type.Inspector:
originString = WI.UIString("Web Inspector");
break;
}
console.assert(originString);
if (originString)
this._originElement.append(originString);
}
break;
case WI.CSSStyleDeclaration.Type.Inline:
appendSelectorTextKnownToMatch.call(this, this._style.node.displayName);
this._originElement.append(WI.UIString("Style Attribute"));
break;
case WI.CSSStyleDeclaration.Type.Attribute:
appendSelectorTextKnownToMatch.call(this, this._style.node.displayName);
this._originElement.append(WI.UIString("HTML Attributes"));
break;
}
this._updateSelectorIcon();
if (this._selectorInput)
this._selectorInput.value = this._selectorElement.textContent;
}
refreshEditor()
{
this._propertiesTextEditor.refresh();
}
highlightProperty(property)
{
if (this._propertiesTextEditor.highlightProperty(property)) {
this._element.scrollIntoView();
return true;
}
return false;
}
findMatchingPropertiesAndSelectors(needle)
{
this._element.classList.remove(WI.GeneralStyleDetailsSidebarPanel.NoFilterMatchInSectionClassName, WI.GeneralStyleDetailsSidebarPanel.FilterMatchingSectionHasLabelClassName);
var hasMatchingSelector = false;
for (var selectorElement of this._selectorElements) {
selectorElement.classList.remove(WI.GeneralStyleDetailsSidebarPanel.FilterMatchSectionClassName);
if (needle && selectorElement.textContent.includes(needle)) {
selectorElement.classList.add(WI.GeneralStyleDetailsSidebarPanel.FilterMatchSectionClassName);
hasMatchingSelector = true;
}
}
if (!needle) {
this._propertiesTextEditor.resetFilteredProperties();
return false;
}
var hasMatchingProperty = this._propertiesTextEditor.findMatchingProperties(needle);
if (!hasMatchingProperty && !hasMatchingSelector) {
this._element.classList.add(WI.GeneralStyleDetailsSidebarPanel.NoFilterMatchInSectionClassName);
return false;
}
return true;
}
updateLayout()
{
this._propertiesTextEditor.updateLayout();
}
clearSelection()
{
this._propertiesTextEditor.clearSelection();
}
cssStyleDeclarationTextEditorFocused()
{
if (typeof this._delegate.cssStyleDeclarationSectionEditorFocused === "function")
this._delegate.cssStyleDeclarationSectionEditorFocused(this);
}
cssStyleDeclarationTextEditorSwitchRule(reverse)
{
if (!this._delegate)
return;
if (reverse && typeof this._delegate.cssStyleDeclarationSectionEditorPreviousRule === "function")
this._delegate.cssStyleDeclarationSectionEditorPreviousRule(this);
else if (!reverse && typeof this._delegate.cssStyleDeclarationSectionEditorNextRule === "function")
this._delegate.cssStyleDeclarationSectionEditorNextRule(this);
}
focusRuleSelector(reverse)
{
if (!this.selectorEditable && !this.locked) {
this.focus();
return;
}
if (this.locked) {
this.cssStyleDeclarationTextEditorSwitchRule(reverse);
return;
}
let selection = window.getSelection();
selection.removeAllRanges();
this._element.scrollIntoViewIfNeeded();
if (this._selectorInput) {
this._selectorInput.focus();
this._selectorInput.selectionStart = 0;
this._selectorInput.selectionEnd = this._selectorInput.value.length;
} else {
let range = document.createRange();
range.selectNodeContents(this._selectorElement);
selection.addRange(range);
}
}
selectLastProperty()
{
this._propertiesTextEditor.selectLastProperty();
}
get selectorEditable()
{
return !this.locked && this._style.ownerRule;
}
get locked()
{
return !this._style.editable;
}
get editorActive()
{
return this._editorActive;
}
// Private
get _currentSelectorText()
{
let selectorText = this.selectorEditable ? this._selectorInput.value : this._selectorElement.textContent;
if (!selectorText || !selectorText.length) {
if (!this._style.ownerRule)
return "";
selectorText = this._style.ownerRule.selectorText;
}
return selectorText.trim();
}
_handleSelectorPaste(event)
{
if (this._style.type === WI.CSSStyleDeclaration.Type.Inline || !this._style.ownerRule)
return;
if (!event || !event.clipboardData)
return;
let data = event.clipboardData.getData("text/plain");
if (!data)
return;
function parseTextForRule(text)
{
let containsBraces = /[{}]/;
if (!containsBraces.test(text))
return [];
let match = text.match(/([^{]+){([\s\S]*)}/);
if (!match)
return [];
// If the match "body" contains braces, parse that body as if it were a rule.
// This will usually happen if the user includes a media query in the copied text.
return containsBraces.test(match[2]) ? parseTextForRule(match[2]) : match;
}
let [selector, value] = parseTextForRule(data);
if (!selector || !value)
return;
this._style.nodeStyles.changeRule(this._style.ownerRule, selector.trim(), value);
event.preventDefault();
}
_handleContextMenuEvent(event)
{
if (window.getSelection().toString().length)
return;
let contextMenu = WI.ContextMenu.createFromEvent(event);
contextMenu.appendItem(WI.UIString("Copy Rule"), () => {
InspectorFrontendHost.copyText(this._style.generateCSSRuleString());
});
if (this._style.inherited)
return;
contextMenu.appendItem(WI.UIString("Duplicate Selector"), () => {
if (this._delegate && typeof this._delegate.focusEmptySectionWithStyle === "function") {
let existingRules = this._style.nodeStyles.rulesForSelector(this._currentSelectorText);
for (let rule of existingRules) {
if (this._delegate.focusEmptySectionWithStyle(rule.style))
return;
}
}
this._style.nodeStyles.addRule(this._currentSelectorText);
});
// Only used one colon temporarily since single-colon pseudo elements are valid CSS.
if (WI.CSSStyleManager.PseudoElementNames.some((className) => this._style.selectorText.includes(":" + className)))
return;
if (WI.CSSStyleManager.ForceablePseudoClasses.every((className) => !this._style.selectorText.includes(":" + className))) {
contextMenu.appendSeparator();
for (let pseudoClass of WI.CSSStyleManager.ForceablePseudoClasses) {
if (pseudoClass === "visited" && this._style.node.nodeName() !== "A")
continue;
let pseudoClassSelector = ":" + pseudoClass;
contextMenu.appendItem(WI.UIString("Add %s Rule").format(pseudoClassSelector), () => {
this._style.node.setPseudoClassEnabled(pseudoClass, true);
let selector;
if (this._style.ownerRule)
selector = this._style.ownerRule.selectors.map((selector) => selector.text + pseudoClassSelector).join(", ");
else
selector = this._currentSelectorText + pseudoClassSelector;
this._style.nodeStyles.addRule(selector);
});
}
}
contextMenu.appendSeparator();
for (let pseudoElement of WI.CSSStyleManager.PseudoElementNames) {
let pseudoElementSelector = "::" + pseudoElement;
const styleText = "content: \"\";";
let existingSection = null;
if (this._delegate && typeof this._delegate.sectionForStyle === "function") {
let existingRules = this._style.nodeStyles.rulesForSelector(this._currentSelectorText + pseudoElementSelector);
if (existingRules.length) {
// There shouldn't really ever be more than one pseudo-element rule
// that is not in a media query. As such, just focus the first rule
// on the assumption that it is the only one necessary.
existingSection = this._delegate.sectionForStyle(existingRules[0].style);
}
}
let title = existingSection ? WI.UIString("Focus %s Rule") : WI.UIString("Create %s Rule");
contextMenu.appendItem(title.format(pseudoElementSelector), () => {
if (existingSection) {
existingSection.focus();
return;
}
let selector;
if (this._style.ownerRule)
selector = this._style.ownerRule.selectors.map((selector) => selector.text + pseudoElementSelector).join(", ");
else
selector = this._currentSelectorText + pseudoElementSelector;
this._style.nodeStyles.addRule(selector, styleText);
});
}
}
_handleIconElementClicked()
{
if (this._hasInvalidSelector) {
// This will revert the selector text to the original valid value.
this.refresh();
return;
}
this._ruleDisabled = this._ruleDisabled ? !this._propertiesTextEditor.uncommentAllProperties() : this._propertiesTextEditor.commentAllProperties();
this._iconElement.title = this._ruleDisabled ? WI.UIString("Uncomment All Properties") : WI.UIString("Comment All Properties");
this._element.classList.toggle("rule-disabled", this._ruleDisabled);
}
_highlightNodesWithSelector()
{
if (!this._style.ownerRule) {
WI.domTreeManager.highlightDOMNode(this._style.node.id);
return;
}
WI.domTreeManager.highlightSelector(this._currentSelectorText, this._style.node.ownerDocument.frameIdentifier);
}
_hideDOMNodeHighlight()
{
WI.domTreeManager.hideDOMNodeHighlight();
}
_handleMouseOver(event)
{
this._highlightNodesWithSelector();
}
_handleMouseMove(event)
{
if (this._hasInvalidSelector)
return;
// Attempts to find a selector element under the mouse so that the title (which contains the
// specificity information) can be applied to _selectorInput, which will then display the
// title if the user hovers long enough.
for (let element of this._selectorElements) {
let {top, right, bottom, left} = element.getBoundingClientRect();
if (event.clientX >= left && event.clientX <= right && event.clientY >= top && event.clientY <= bottom) {
this._selectorInput.title = element.title;
return;
}
}
this._selectorInput.title = "";
}
_handleMouseOut(event)
{
this._hideDOMNodeHighlight();
}
_save(event)
{
event.preventDefault();
event.stopPropagation();
if (this._style.type !== WI.CSSStyleDeclaration.Type.Rule) {
// FIXME: Can't save CSS inside <style></style> <https://webkit.org/b/150357>
InspectorFrontendHost.beep();
return;
}
console.assert(this._style.ownerRule instanceof WI.CSSRule);
console.assert(this._style.ownerRule.sourceCodeLocation instanceof WI.SourceCodeLocation);
let sourceCode = this._style.ownerRule.sourceCodeLocation.sourceCode;
if (sourceCode.type !== WI.Resource.Type.Stylesheet) {
// FIXME: Can't save CSS inside style="" <https://webkit.org/b/150357>
InspectorFrontendHost.beep();
return;
}
var url;
if (sourceCode.urlComponents.scheme === "data") {
let mainResource = WI.frameResourceManager.mainFrame.mainResource;
let pathDirectory = mainResource.url.slice(0, -mainResource.urlComponents.lastPathComponent.length);
url = pathDirectory + "base64.css";
} else
url = sourceCode.url;
const saveAs = event.shiftKey;
WI.saveDataToFile({url: url, content: sourceCode.content}, saveAs);
}
_handleKeyDown(event)
{
if (event.keyCode === WI.KeyboardShortcut.Key.Enter.keyCode) {
event.preventDefault();
this.focus();
return;
}
if (event.keyCode !== WI.KeyboardShortcut.Key.Tab.keyCode) {
this._highlightNodesWithSelector();
return;
}
if (event.shiftKey && this._delegate && typeof this._delegate.cssStyleDeclarationSectionEditorPreviousRule === "function") {
event.preventDefault();
this._delegate.cssStyleDeclarationSectionEditorPreviousRule(this, true);
return;
}
if (!event.metaKey) {
event.preventDefault();
this.focus();
this._propertiesTextEditor.selectFirstProperty();
return;
}
}
_handleKeyPress(event)
{
if (!event.altGraphKey && !event.altKey && !event.ctrlKey && !event.metaKey) {
// Ensures that <textarea> does not scroll with added characters. Since a
// <textarea> does not expand to fit its content, appending the pressed character to the
// end of the original (non-editable) selector element will ensure that the <textarea>
// will be large enough to fit the selector without scrolling.
this._selectorElement.append(String.fromCharCode(event.keyCode));
}
}
_handleInput(event)
{
this._selectorElement.textContent = this._selectorInput.value;
this._highlightNodesWithSelector();
}
_handleBlur(event)
{
this._hideDOMNodeHighlight();
let newSelectorText = this._currentSelectorText.trim();
if (!newSelectorText) {
// Revert to the current selector (by doing a refresh) since the new selector is empty.
this.refresh();
return;
}
if (event.relatedTarget && this.element.contains(event.relatedTarget)) {
this._editorActive = true;
this.focus();
}
this._style.ownerRule.selectorText = newSelectorText;
}
_updateSelectorIcon(event)
{
if (!this._style.ownerRule || !this._style.editable)
return;
this._hasInvalidSelector = event && event.data && !event.data.valid;
this._element.classList.toggle("invalid-selector", !!this._hasInvalidSelector);
if (this._hasInvalidSelector) {
this._iconElement.title = WI.UIString("The selector ā€œ%sā€ is invalid.\nClick to revert to the previous selector.").format(this._selectorElement.textContent.trim());
this._selectorInput.title = WI.UIString("Using previous selector ā€œ%sā€").format(this._style.ownerRule.selectorText);
return;
}
this._iconElement.title = this._ruleDisabled ? WI.UIString("Uncomment All Properties") : WI.UIString("Comment All Properties");
this._selectorInput.title = "";
}
_editorContentChanged(event)
{
this._editorActive = true;
}
_editorBlurred(event)
{
this._editorActive = false;
this.dispatchEventToListeners(WI.CSSStyleDeclarationSection.Event.Blurred);
}
};
WI.CSSStyleDeclarationSection.Event = {
Blurred: "css-style-declaration-sections-blurred"
};
WI.CSSStyleDeclarationSection.LockedStyleClassName = "locked";
WI.CSSStyleDeclarationSection.SelectorLockedStyleClassName = "selector-locked";
WI.CSSStyleDeclarationSection.LastInGroupStyleClassName = "last-in-group";
WI.CSSStyleDeclarationSection.MatchedSelectorElementStyleClassName = "matched";
WI.CSSStyleDeclarationSection.PseudoElementSelectorStyleClassName = "pseudo-element-selector";
WI.CSSStyleDeclarationSection.AuthorStyleRuleIconStyleClassName = "author-style-rule-icon";
WI.CSSStyleDeclarationSection.UserStyleRuleIconStyleClassName = "user-style-rule-icon";
WI.CSSStyleDeclarationSection.UserAgentStyleRuleIconStyleClassName = "user-agent-style-rule-icon";
WI.CSSStyleDeclarationSection.InspectorStyleRuleIconStyleClassName = "inspector-style-rule-icon";
WI.CSSStyleDeclarationSection.InheritedStyleRuleIconStyleClassName = "inherited-style-rule-icon";
WI.CSSStyleDeclarationSection.InheritedElementStyleRuleIconStyleClassName = "inherited-element-style-rule-icon";