| /* |
| * Copyright (C) 2013 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. |
| */ |
| |
| // FIXME: CSSManager lacks advanced multi-target support. (Stylesheets per-target) |
| |
| WI.CSSManager = class CSSManager extends WI.Object |
| { |
| constructor() |
| { |
| super(); |
| |
| WI.Frame.addEventListener(WI.Frame.Event.MainResourceDidChange, this._mainResourceDidChange, this); |
| WI.Frame.addEventListener(WI.Frame.Event.ResourceWasAdded, this._resourceAdded, this); |
| WI.Resource.addEventListener(WI.SourceCode.Event.ContentDidChange, this._resourceContentDidChange, this); |
| WI.Resource.addEventListener(WI.Resource.Event.TypeDidChange, this._resourceTypeDidChange, this); |
| |
| WI.DOMNode.addEventListener(WI.DOMNode.Event.AttributeModified, this._nodeAttributesDidChange, this); |
| WI.DOMNode.addEventListener(WI.DOMNode.Event.AttributeRemoved, this._nodeAttributesDidChange, this); |
| WI.DOMNode.addEventListener(WI.DOMNode.Event.EnabledPseudoClassesChanged, this._nodePseudoClassesDidChange, this); |
| |
| this._colorFormatSetting = new WI.Setting("default-color-format", WI.Color.Format.Original); |
| |
| this._styleSheetIdentifierMap = new Map; |
| this._styleSheetFrameURLMap = new Map; |
| this._nodeStylesMap = {}; |
| this._modifiedStyles = new Map; |
| this._defaultAppearance = null; |
| this._forcedAppearance = null; |
| |
| this._propertyNameCompletions = null; |
| } |
| |
| // Target |
| |
| initializeTarget(target) |
| { |
| if (target.hasDomain("CSS")) |
| target.CSSAgent.enable(); |
| } |
| |
| initializeCSSPropertyNameCompletions(target) |
| { |
| console.assert(target.hasDomain("CSS")); |
| |
| if (this._propertyNameCompletions) |
| return; |
| |
| target.CSSAgent.getSupportedCSSProperties((error, cssProperties) => { |
| if (error) |
| return; |
| |
| this._propertyNameCompletions = new WI.CSSPropertyNameCompletions(cssProperties); |
| |
| WI.CSSKeywordCompletions.addCustomCompletions(cssProperties); |
| |
| // CodeMirror is not included by tests so we shouldn't assume it always exists. |
| // If it isn't available we skip MIME type associations. |
| if (!window.CodeMirror) |
| return; |
| |
| let propertyNamesForCodeMirror = {}; |
| let valueKeywordsForCodeMirror = {"inherit": true, "initial": true, "unset": true, "revert": true, "revert-layer": true, "var": true, "env": true}; |
| let colorKeywordsForCodeMirror = {}; |
| |
| function nameForCodeMirror(name) { |
| // CodeMirror parses the vendor prefix separate from the property or keyword name, |
| // so we need to strip vendor prefixes from our names. Also strip function parenthesis. |
| return name.replace(/^-[^-]+-/, "").replace(/\(\)$/, "").toLowerCase(); |
| } |
| |
| for (let property of cssProperties) { |
| // Properties can also be value keywords, like when used in a transition. |
| // So we add them to both lists. |
| let codeMirrorPropertyName = nameForCodeMirror(property.name); |
| propertyNamesForCodeMirror[codeMirrorPropertyName] = true; |
| valueKeywordsForCodeMirror[codeMirrorPropertyName] = true; |
| } |
| |
| for (let propertyName in WI.CSSKeywordCompletions._propertyKeywordMap) { |
| let keywords = WI.CSSKeywordCompletions._propertyKeywordMap[propertyName]; |
| for (let keyword of keywords) { |
| // Skip numbers, like the ones defined for font-weight. |
| if (keyword === WI.CSSKeywordCompletions.AllPropertyNamesPlaceholder || !isNaN(Number(keyword))) |
| continue; |
| valueKeywordsForCodeMirror[nameForCodeMirror(keyword)] = true; |
| } |
| } |
| |
| for (let color of WI.CSSKeywordCompletions._colors) |
| colorKeywordsForCodeMirror[nameForCodeMirror(color)] = true; |
| |
| // TODO: Remove these keywords once they are built-in codemirror or once we get values from WebKit itself. |
| valueKeywordsForCodeMirror["conic-gradient"] = true; |
| valueKeywordsForCodeMirror["repeating-conic-gradient"] = true; |
| |
| function updateCodeMirrorCSSMode(mimeType) { |
| let modeSpec = CodeMirror.resolveMode(mimeType); |
| |
| console.assert(modeSpec.propertyKeywords); |
| console.assert(modeSpec.valueKeywords); |
| console.assert(modeSpec.colorKeywords); |
| |
| modeSpec.propertyKeywords = propertyNamesForCodeMirror; |
| modeSpec.valueKeywords = valueKeywordsForCodeMirror; |
| modeSpec.colorKeywords = colorKeywordsForCodeMirror; |
| |
| CodeMirror.defineMIME(mimeType, modeSpec); |
| } |
| |
| updateCodeMirrorCSSMode("text/css"); |
| updateCodeMirrorCSSMode("text/x-scss"); |
| }); |
| |
| if (target.hasCommand("CSS.getSupportedSystemFontFamilyNames")) { |
| target.CSSAgent.getSupportedSystemFontFamilyNames((error, fontFamilyNames) =>{ |
| if (error) |
| return; |
| |
| WI.CSSKeywordCompletions.addPropertyCompletionValues("font-family", fontFamilyNames); |
| WI.CSSKeywordCompletions.addPropertyCompletionValues("font", fontFamilyNames); |
| }); |
| } |
| } |
| |
| // Static |
| |
| static supportsInspectorStyleSheet() |
| { |
| return InspectorBackend.hasCommand("CSS.createStyleSheet"); |
| } |
| |
| static protocolStyleSheetOriginToEnum(origin) |
| { |
| switch (origin) { |
| case InspectorBackend.Enum.CSS.StyleSheetOrigin.User: |
| return WI.CSSStyleSheet.Type.User; |
| |
| case InspectorBackend.Enum.CSS.StyleSheetOrigin.UserAgent: |
| return WI.CSSStyleSheet.Type.UserAgent; |
| |
| case InspectorBackend.Enum.CSS.StyleSheetOrigin.Inspector: |
| return WI.CSSStyleSheet.Type.Inspector; |
| } |
| |
| // COMPATIBILITY (iOS 14): CSS.StyleSheetOrigin.Regular was replaced with CSS.StyleSheetOrigin.Author. |
| console.assert(!InspectorBackend.Enum.CSS.StyleSheetOrigin.Author || origin === InspectorBackend.Enum.CSS.StyleSheetOrigin.Author); |
| console.assert(!InspectorBackend.Enum.CSS.StyleSheetOrigin.Regular || origin === InspectorBackend.Enum.CSS.StyleSheetOrigin.Regular); |
| return WI.CSSStyleSheet.Type.Author; |
| } |
| |
| static protocolGroupingTypeToEnum(type) |
| { |
| // COMPATIBILITY (iOS 13): CSS.Grouping did not exist yet. |
| if (!InspectorBackend.Enum.CSS.Grouping) { |
| switch (type) { |
| case "mediaRule": |
| return WI.CSSGrouping.Type.MediaRule; |
| case "importRule": |
| return WI.CSSGrouping.Type.MediaImportRule; |
| case "linkedSheet": |
| return WI.CSSGrouping.Type.MediaLinkNode; |
| case "inlineSheet": |
| return WI.CSSGrouping.Type.MediaStyleNode; |
| } |
| } |
| return type; |
| } |
| |
| static displayNameForPseudoId(pseudoId) |
| { |
| // Compatibility (iOS 12.2): CSS.PseudoId did not exist. |
| if (!InspectorBackend.Enum.CSS.PseudoId) { |
| switch (pseudoId) { |
| case 1: // PseudoId.FirstLine |
| return WI.unlocalizedString("::first-line"); |
| case 2: // PseudoId.FirstLetter |
| return WI.unlocalizedString("::first-letter"); |
| case 3: // PseudoId.Marker |
| return WI.unlocalizedString("::marker"); |
| case 4: // PseudoId.Before |
| return WI.unlocalizedString("::before"); |
| case 5: // PseudoId.After |
| return WI.unlocalizedString("::after"); |
| case 6: // PseudoId.Selection |
| return WI.unlocalizedString("::selection"); |
| case 7: // PseudoId.Scrollbar |
| return WI.unlocalizedString("::scrollbar"); |
| case 8: // PseudoId.ScrollbarThumb |
| return WI.unlocalizedString("::scrollbar-thumb"); |
| case 9: // PseudoId.ScrollbarButton |
| return WI.unlocalizedString("::scrollbar-button"); |
| case 10: // PseudoId.ScrollbarTrack |
| return WI.unlocalizedString("::scrollbar-track"); |
| case 11: // PseudoId.ScrollbarTrackPiece |
| return WI.unlocalizedString("::scrollbar-track-piece"); |
| case 12: // PseudoId.ScrollbarCorner |
| return WI.unlocalizedString("::scrollbar-corner"); |
| case 13: // PseudoId.Resizer |
| return WI.unlocalizedString("::resizer"); |
| |
| default: |
| console.error("Unknown pseudo id", pseudoId); |
| return ""; |
| } |
| } |
| |
| switch (pseudoId) { |
| case CSSManager.PseudoSelectorNames.FirstLine: |
| return WI.unlocalizedString("::first-line"); |
| case CSSManager.PseudoSelectorNames.FirstLetter: |
| return WI.unlocalizedString("::first-letter"); |
| case CSSManager.PseudoSelectorNames.Highlight: |
| return WI.unlocalizedString("::highlight"); |
| case CSSManager.PseudoSelectorNames.Marker: |
| return WI.unlocalizedString("::marker"); |
| case CSSManager.PseudoSelectorNames.Before: |
| return WI.unlocalizedString("::before"); |
| case CSSManager.PseudoSelectorNames.After: |
| return WI.unlocalizedString("::after"); |
| case CSSManager.PseudoSelectorNames.Selection: |
| return WI.unlocalizedString("::selection"); |
| case CSSManager.PseudoSelectorNames.Backdrop: |
| return WI.unlocalizedString("::backdrop"); |
| case CSSManager.PseudoSelectorNames.Scrollbar: |
| return WI.unlocalizedString("::scrollbar"); |
| case CSSManager.PseudoSelectorNames.ScrollbarThumb: |
| return WI.unlocalizedString("::scrollbar-thumb"); |
| case CSSManager.PseudoSelectorNames.ScrollbarButton: |
| return WI.unlocalizedString("::scrollbar-button"); |
| case CSSManager.PseudoSelectorNames.ScrollbarTrack: |
| return WI.unlocalizedString("::scrollbar-track"); |
| case CSSManager.PseudoSelectorNames.ScrollbarTrackPiece: |
| return WI.unlocalizedString("::scrollbar-track-piece"); |
| case CSSManager.PseudoSelectorNames.ScrollbarCorner: |
| return WI.unlocalizedString("::scrollbar-corner"); |
| case CSSManager.PseudoSelectorNames.Resizer: |
| return WI.unlocalizedString("::resizer"); |
| |
| default: |
| console.error("Unknown pseudo id", pseudoId); |
| return ""; |
| } |
| } |
| |
| // Public |
| |
| get propertyNameCompletions() { return this._propertyNameCompletions; } |
| |
| get preferredColorFormat() |
| { |
| return this._colorFormatSetting.value; |
| } |
| |
| get styleSheets() |
| { |
| return Array.from(this._styleSheetIdentifierMap.values()); |
| } |
| |
| get defaultAppearance() |
| { |
| return this._defaultAppearance; |
| } |
| |
| get forcedAppearance() |
| { |
| return this._forcedAppearance; |
| } |
| |
| set forcedAppearance(name) |
| { |
| if (!this.canForceAppearance()) |
| return; |
| |
| let commandArguments = {}; |
| |
| switch (name) { |
| case WI.CSSManager.Appearance.Light: |
| commandArguments.appearance = InspectorBackend.Enum.Page.Appearance.Light; |
| break; |
| |
| case WI.CSSManager.Appearance.Dark: |
| commandArguments.appearance = InspectorBackend.Enum.Page.Appearance.Dark; |
| break; |
| |
| case null: |
| // COMPATIBILITY (iOS 14): the `appearance`` parameter of `Page.setForcedAppearance` was not optional. |
| // Since support can't be tested directly, check for the `options`` parameter of `DOMDebugger.setDOMBreakpoint` (iOS 14.0+). |
| // FIXME: Use explicit version checking once https://webkit.org/b/148680 is fixed. |
| if (!InspectorBackend.hasCommand("DOMDebugger.setDOMBreakpoint", "options")) |
| commandArguments.appearance = ""; |
| break; |
| |
| default: |
| console.assert(false, "Unknown appearance", name); |
| return; |
| } |
| |
| this._forcedAppearance = name || null; |
| |
| let target = WI.assumingMainTarget(); |
| target.PageAgent.setForcedAppearance.invoke(commandArguments).then(() => { |
| this.mediaQueryResultChanged(); |
| this.dispatchEventToListeners(WI.CSSManager.Event.ForcedAppearanceDidChange, {appearance: this._forcedAppearance}); |
| }); |
| } |
| |
| set layoutContextTypeChangedMode(layoutContextTypeChangedMode) |
| { |
| for (let target of WI.targets) { |
| // COMPATIBILITY (iOS 14.5): CSS.setLayoutContextTypeChangedMode did not exist. |
| if (target.hasCommand("CSS.setLayoutContextTypeChangedMode")) |
| target.CSSAgent.setLayoutContextTypeChangedMode(layoutContextTypeChangedMode); |
| } |
| } |
| |
| canForceAppearance() |
| { |
| return InspectorBackend.hasCommand("Page.setForcedAppearance") && this._defaultAppearance; |
| } |
| |
| canForcePseudoClasses() |
| { |
| return InspectorBackend.hasCommand("CSS.forcePseudoState"); |
| } |
| |
| propertyNameHasOtherVendorPrefix(name) |
| { |
| if (!name || name.length < 4 || name.charAt(0) !== "-") |
| return false; |
| |
| var match = name.match(/^(?:-moz-|-ms-|-o-|-epub-)/); |
| if (!match) |
| return false; |
| |
| return true; |
| } |
| |
| propertyValueHasOtherVendorKeyword(value) |
| { |
| var match = value.match(/(?:-moz-|-ms-|-o-|-epub-)[-\w]+/); |
| if (!match) |
| return false; |
| |
| return true; |
| } |
| |
| canonicalNameForPropertyName(name) |
| { |
| if (!name || name.length < 8 || name.charAt(0) !== "-") |
| return name; |
| |
| // Keep in sync with prefix list from Source/WebInspectorUI/Scripts/update-inspector-css-documentation |
| var match = name.match(/^(?:-webkit-|-khtml-|-apple-)(.+)/); |
| if (!match) |
| return name; |
| |
| return match[1]; |
| } |
| |
| styleSheetForIdentifier(id) |
| { |
| let styleSheet = this._styleSheetIdentifierMap.get(id); |
| if (styleSheet) |
| return styleSheet; |
| |
| styleSheet = new WI.CSSStyleSheet(id); |
| this._styleSheetIdentifierMap.set(id, styleSheet); |
| return styleSheet; |
| } |
| |
| stylesForNode(node) |
| { |
| if (node.id in this._nodeStylesMap) |
| return this._nodeStylesMap[node.id]; |
| |
| var styles = new WI.DOMNodeStyles(node); |
| this._nodeStylesMap[node.id] = styles; |
| return styles; |
| } |
| |
| inspectorStyleSheetsForFrame(frame) |
| { |
| return this.styleSheets.filter((styleSheet) => styleSheet.isInspectorStyleSheet() && styleSheet.parentFrame === frame); |
| } |
| |
| preferredInspectorStyleSheetForFrame(frame, callback) |
| { |
| var inspectorStyleSheets = this.inspectorStyleSheetsForFrame(frame); |
| for (let styleSheet of inspectorStyleSheets) { |
| if (styleSheet[WI.CSSManager.PreferredInspectorStyleSheetSymbol]) { |
| callback(styleSheet); |
| return; |
| } |
| } |
| |
| let target = WI.assumingMainTarget(); |
| target.CSSAgent.createStyleSheet(frame.id, function(error, styleSheetId) { |
| if (error || !styleSheetId) { |
| WI.reportInternalError(error || styleSheetId); |
| return; |
| } |
| |
| const url = null; |
| let styleSheet = WI.cssManager.styleSheetForIdentifier(styleSheetId); |
| styleSheet.updateInfo(url, frame, styleSheet.origin, styleSheet.isInlineStyleTag(), styleSheet.startLineNumber, styleSheet.startColumnNumber); |
| styleSheet[WI.CSSManager.PreferredInspectorStyleSheetSymbol] = true; |
| callback(styleSheet); |
| }); |
| } |
| |
| mediaTypeChanged() |
| { |
| // Act the same as if media queries changed. |
| this.mediaQueryResultChanged(); |
| } |
| |
| get modifiedStyles() |
| { |
| return Array.from(this._modifiedStyles.values()); |
| } |
| |
| addModifiedStyle(style) |
| { |
| this._modifiedStyles.set(style.stringId, style); |
| |
| this.dispatchEventToListeners(WI.CSSManager.Event.ModifiedStylesChanged); |
| } |
| |
| getModifiedStyle(style) |
| { |
| return this._modifiedStyles.get(style.stringId); |
| } |
| |
| removeModifiedStyle(style) |
| { |
| this._modifiedStyles.delete(style.stringId); |
| |
| this.dispatchEventToListeners(WI.CSSManager.Event.ModifiedStylesChanged); |
| } |
| |
| // PageObserver |
| |
| defaultAppearanceDidChange(protocolName) |
| { |
| let appearance = null; |
| |
| switch (protocolName) { |
| case InspectorBackend.Enum.Page.Appearance.Light: |
| appearance = WI.CSSManager.Appearance.Light; |
| break; |
| |
| case InspectorBackend.Enum.Page.Appearance.Dark: |
| appearance = WI.CSSManager.Appearance.Dark; |
| break; |
| |
| default: |
| console.error("Unknown default appearance name:", protocolName); |
| break; |
| } |
| |
| this._defaultAppearance = appearance; |
| |
| this.mediaQueryResultChanged(); |
| |
| this.dispatchEventToListeners(WI.CSSManager.Event.DefaultAppearanceDidChange, {appearance}); |
| } |
| |
| // CSSObserver |
| |
| mediaQueryResultChanged() |
| { |
| for (var key in this._nodeStylesMap) |
| this._nodeStylesMap[key].mediaQueryResultDidChange(); |
| } |
| |
| styleSheetChanged(styleSheetIdentifier) |
| { |
| var styleSheet = this.styleSheetForIdentifier(styleSheetIdentifier); |
| console.assert(styleSheet); |
| |
| // Do not observe inline styles |
| if (styleSheet.isInlineStyleAttributeStyleSheet()) |
| return; |
| |
| if (!styleSheet.noteContentDidChange()) |
| return; |
| |
| this._updateResourceContent(styleSheet); |
| } |
| |
| styleSheetAdded(styleSheetInfo) |
| { |
| console.assert(!this._styleSheetIdentifierMap.has(styleSheetInfo.styleSheetId), "Attempted to add a CSSStyleSheet but identifier was already in use"); |
| let styleSheet = this.styleSheetForIdentifier(styleSheetInfo.styleSheetId); |
| let parentFrame = WI.networkManager.frameForIdentifier(styleSheetInfo.frameId); |
| let origin = WI.CSSManager.protocolStyleSheetOriginToEnum(styleSheetInfo.origin); |
| styleSheet.updateInfo(styleSheetInfo.sourceURL, parentFrame, origin, styleSheetInfo.isInline, styleSheetInfo.startLine, styleSheetInfo.startColumn); |
| |
| this.dispatchEventToListeners(WI.CSSManager.Event.StyleSheetAdded, {styleSheet}); |
| } |
| |
| styleSheetRemoved(styleSheetIdentifier) |
| { |
| let styleSheet = this._styleSheetIdentifierMap.get(styleSheetIdentifier); |
| console.assert(styleSheet, "Attempted to remove a CSSStyleSheet that was not tracked"); |
| if (!styleSheet) |
| return; |
| |
| this._styleSheetIdentifierMap.delete(styleSheetIdentifier); |
| |
| this.dispatchEventToListeners(WI.CSSManager.Event.StyleSheetRemoved, {styleSheet}); |
| } |
| |
| // Private |
| |
| _nodePseudoClassesDidChange(event) |
| { |
| var node = event.target; |
| |
| for (var key in this._nodeStylesMap) { |
| var nodeStyles = this._nodeStylesMap[key]; |
| if (nodeStyles.node !== node && !nodeStyles.node.isDescendant(node)) |
| continue; |
| nodeStyles.pseudoClassesDidChange(node); |
| } |
| } |
| |
| _nodeAttributesDidChange(event) |
| { |
| var node = event.target; |
| |
| for (var key in this._nodeStylesMap) { |
| var nodeStyles = this._nodeStylesMap[key]; |
| if (nodeStyles.node !== node && !nodeStyles.node.isDescendant(node)) |
| continue; |
| nodeStyles.attributeDidChange(node, event.data.name); |
| } |
| } |
| |
| _mainResourceDidChange(event) |
| { |
| console.assert(event.target instanceof WI.Frame); |
| |
| if (!event.target.isMainFrame()) |
| return; |
| |
| // Clear our maps when the main frame navigates. |
| |
| this._styleSheetIdentifierMap.clear(); |
| this._styleSheetFrameURLMap.clear(); |
| this._modifiedStyles.clear(); |
| this._forcedAppearance = null; |
| |
| this._nodeStylesMap = {}; |
| } |
| |
| _resourceAdded(event) |
| { |
| console.assert(event.target instanceof WI.Frame); |
| |
| var resource = event.data.resource; |
| console.assert(resource); |
| |
| if (resource.type !== WI.Resource.Type.StyleSheet) |
| return; |
| |
| this._clearStyleSheetsForResource(resource); |
| } |
| |
| _resourceTypeDidChange(event) |
| { |
| console.assert(event.target instanceof WI.Resource); |
| |
| var resource = event.target; |
| if (resource.type !== WI.Resource.Type.StyleSheet) |
| return; |
| |
| this._clearStyleSheetsForResource(resource); |
| } |
| |
| _clearStyleSheetsForResource(resource) |
| { |
| // Clear known stylesheets for this URL and frame. This will cause the style sheets to |
| // be updated next time _fetchInfoForAllStyleSheets is called. |
| this._styleSheetIdentifierMap.delete(this._frameURLMapKey(resource.parentFrame, resource.url)); |
| } |
| |
| _frameURLMapKey(frame, url) |
| { |
| return frame.id + ":" + url; |
| } |
| |
| _lookupStyleSheetForResource(resource, callback) |
| { |
| this._lookupStyleSheet(resource.parentFrame, resource.url, callback); |
| } |
| |
| _lookupStyleSheet(frame, url, callback) |
| { |
| console.assert(frame instanceof WI.Frame); |
| |
| let key = this._frameURLMapKey(frame, url); |
| |
| function styleSheetsFetched() |
| { |
| callback(this._styleSheetFrameURLMap.get(key) || null); |
| } |
| |
| let styleSheet = this._styleSheetFrameURLMap.get(key) || null; |
| if (styleSheet) |
| callback(styleSheet); |
| else |
| this._fetchInfoForAllStyleSheets(styleSheetsFetched.bind(this)); |
| } |
| |
| _fetchInfoForAllStyleSheets(callback) |
| { |
| console.assert(typeof callback === "function"); |
| |
| function processStyleSheets(error, styleSheets) |
| { |
| this._styleSheetFrameURLMap.clear(); |
| |
| if (error) { |
| callback(); |
| return; |
| } |
| |
| for (let styleSheetInfo of styleSheets) { |
| let parentFrame = WI.networkManager.frameForIdentifier(styleSheetInfo.frameId); |
| let origin = WI.CSSManager.protocolStyleSheetOriginToEnum(styleSheetInfo.origin); |
| |
| let styleSheet = this.styleSheetForIdentifier(styleSheetInfo.styleSheetId); |
| styleSheet.updateInfo(styleSheetInfo.sourceURL, parentFrame, origin, styleSheetInfo.isInline, styleSheetInfo.startLine, styleSheetInfo.startColumn); |
| |
| let key = this._frameURLMapKey(parentFrame, styleSheetInfo.sourceURL); |
| this._styleSheetFrameURLMap.set(key, styleSheet); |
| } |
| |
| callback(); |
| } |
| |
| let target = WI.assumingMainTarget(); |
| target.CSSAgent.getAllStyleSheets(processStyleSheets.bind(this)); |
| } |
| |
| _resourceContentDidChange(event) |
| { |
| var resource = event.target; |
| if (resource === this._ignoreResourceContentDidChangeEventForResource) |
| return; |
| |
| // Ignore changes to resource overrides, those are not live on the page. |
| if (resource.localResourceOverride) |
| return; |
| |
| // Ignore if it isn't a CSS style sheet. |
| if (resource.type !== WI.Resource.Type.StyleSheet || resource.syntheticMIMEType !== "text/css") |
| return; |
| |
| function applyStyleSheetChanges() |
| { |
| function styleSheetFound(styleSheet) |
| { |
| resource.__pendingChangeTimeout.cancel(); |
| |
| console.assert(styleSheet); |
| if (!styleSheet) |
| return; |
| |
| // To prevent updating a TextEditor's content while the user is typing in it we want to |
| // ignore the next _updateResourceContent call. |
| resource.__ignoreNextUpdateResourceContent = true; |
| |
| let revision = styleSheet.editableRevision; |
| revision.updateRevisionContent(resource.content); |
| } |
| |
| this._lookupStyleSheetForResource(resource, styleSheetFound.bind(this)); |
| } |
| |
| if (!resource.__pendingChangeTimeout) |
| resource.__pendingChangeTimeout = new Throttler(applyStyleSheetChanges.bind(this), 100); |
| resource.__pendingChangeTimeout.fire(); |
| } |
| |
| _updateResourceContent(styleSheet) |
| { |
| console.assert(styleSheet); |
| |
| function fetchedStyleSheetContent(parameters) |
| { |
| styleSheet.__pendingChangeTimeout.cancel(); |
| |
| let representedObject = parameters.sourceCode; |
| |
| console.assert(representedObject.url); |
| if (!representedObject.url) |
| return; |
| |
| if (!styleSheet.isInspectorStyleSheet()) { |
| // Only try to update stylesheet resources. Other resources, like documents, can contain |
| // multiple stylesheets and we don't have the source ranges to update those. |
| representedObject = representedObject.parentFrame.resourcesForURL(representedObject.url).find((resource) => resource.type === WI.Resource.Type.StyleSheet); |
| if (!representedObject) |
| return; |
| } |
| |
| if (representedObject.__ignoreNextUpdateResourceContent) { |
| representedObject.__ignoreNextUpdateResourceContent = false; |
| return; |
| } |
| |
| this._ignoreResourceContentDidChangeEventForResource = representedObject; |
| |
| let revision = representedObject.editableRevision; |
| if (styleSheet.isInspectorStyleSheet()) { |
| revision.updateRevisionContent(representedObject.content); |
| styleSheet.dispatchEventToListeners(WI.SourceCode.Event.ContentDidChange); |
| } else |
| revision.updateRevisionContent(parameters.content); |
| |
| this._ignoreResourceContentDidChangeEventForResource = null; |
| } |
| |
| function styleSheetReady() |
| { |
| styleSheet.requestContent().then(fetchedStyleSheetContent.bind(this)); |
| } |
| |
| function applyStyleSheetChanges() |
| { |
| if (styleSheet.url) |
| styleSheetReady.call(this); |
| else |
| this._fetchInfoForAllStyleSheets(styleSheetReady.bind(this)); |
| } |
| |
| if (!styleSheet.__pendingChangeTimeout) |
| styleSheet.__pendingChangeTimeout = new Throttler(applyStyleSheetChanges.bind(this), 100); |
| styleSheet.__pendingChangeTimeout.fire(); |
| } |
| }; |
| |
| WI.CSSManager.Event = { |
| StyleSheetAdded: "css-manager-style-sheet-added", |
| StyleSheetRemoved: "css-manager-style-sheet-removed", |
| ModifiedStylesChanged: "css-manager-modified-styles-changed", |
| DefaultAppearanceDidChange: "css-manager-default-appearance-did-change", |
| ForcedAppearanceDidChange: "css-manager-forced-appearance-did-change", |
| }; |
| |
| WI.CSSManager.Appearance = { |
| Light: Symbol("light"), |
| Dark: Symbol("dark"), |
| }; |
| |
| WI.CSSManager.PseudoSelectorNames = { |
| After: "after", |
| Before: "before", |
| Backdrop: "backdrop", |
| FirstLetter: "first-letter", |
| FirstLine: "first-line", |
| Highlight: "highlight", |
| Marker: "marker", |
| Resizer: "resizer", |
| Scrollbar: "scrollbar", |
| ScrollbarButton: "scrollbar-button", |
| ScrollbarCorner: "scrollbar-corner", |
| ScrollbarThumb: "scrollbar-thumb", |
| ScrollbarTrack: "scrollbar-track", |
| ScrollbarTrackPiece: "scrollbar-track-piece", |
| Selection: "selection", |
| }; |
| |
| WI.CSSManager.LayoutContextTypeChangedMode = { |
| Observed: "observed", |
| All: "all", |
| }; |
| |
| WI.CSSManager.PseudoElementNames = ["before", "after"]; |
| WI.CSSManager.ForceablePseudoClasses = ["active", "focus", "hover", "visited"]; |
| WI.CSSManager.PreferredInspectorStyleSheetSymbol = Symbol("css-manager-preferred-inspector-style-sheet"); |
