| /* |
| * Copyright (C) 2010, Google 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. |
| */ |
| |
| #ifndef InspectorCSSAgent_h |
| #define InspectorCSSAgent_h |
| |
| #include "core/CoreExport.h" |
| #include "core/css/CSSSelector.h" |
| #include "core/dom/SecurityContext.h" |
| #include "core/frame/csp/ContentSecurityPolicy.h" |
| #include "core/inspector/InspectorBaseAgent.h" |
| #include "core/inspector/InspectorDOMAgent.h" |
| #include "core/inspector/InspectorStyleSheet.h" |
| #include "platform/JSONValues.h" |
| #include "wtf/HashCountedSet.h" |
| #include "wtf/HashMap.h" |
| #include "wtf/HashSet.h" |
| #include "wtf/PassRefPtr.h" |
| #include "wtf/RefPtr.h" |
| #include "wtf/Vector.h" |
| #include "wtf/text/WTFString.h" |
| |
| namespace blink { |
| |
| class CSSRule; |
| class CSSRuleList; |
| class CSSStyleRule; |
| class CSSStyleSheet; |
| class Document; |
| class Element; |
| class InspectorFrontend; |
| class InspectorResourceAgent; |
| class InspectorResourceContentLoader; |
| class MediaList; |
| class Node; |
| class LayoutObject; |
| |
| class CORE_EXPORT InspectorCSSAgent final |
| : public InspectorBaseAgent<InspectorCSSAgent, InspectorFrontend::CSS> |
| , public InspectorDOMAgent::DOMListener |
| , public InspectorBackendDispatcher::CSSCommandHandler |
| , public InspectorStyleSheetBase::Listener { |
| WTF_MAKE_NONCOPYABLE(InspectorCSSAgent); |
| WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(InspectorCSSAgent); |
| public: |
| enum MediaListSource { |
| MediaListSourceLinkedSheet, |
| MediaListSourceInlineSheet, |
| MediaListSourceMediaRule, |
| MediaListSourceImportRule |
| }; |
| |
| enum StyleSheetsUpdateType { |
| InitialFrontendLoad = 0, |
| ExistingFrontendRefresh, |
| }; |
| |
| class InlineStyleOverrideScope { |
| public: |
| InlineStyleOverrideScope(SecurityContext* context) |
| : m_contentSecurityPolicy(context->contentSecurityPolicy()) |
| { |
| m_contentSecurityPolicy->setOverrideAllowInlineStyle(true); |
| } |
| |
| ~InlineStyleOverrideScope() |
| { |
| m_contentSecurityPolicy->setOverrideAllowInlineStyle(false); |
| } |
| |
| private: |
| ContentSecurityPolicy* m_contentSecurityPolicy; |
| }; |
| |
| static CSSStyleRule* asCSSStyleRule(CSSRule*); |
| static CSSMediaRule* asCSSMediaRule(CSSRule*); |
| |
| static PassOwnPtrWillBeRawPtr<InspectorCSSAgent> create(InspectorDOMAgent* domAgent, InspectorPageAgent* pageAgent, InspectorResourceAgent* resourceAgent, InspectorResourceContentLoader* resourceContentLoader) |
| { |
| return adoptPtrWillBeNoop(new InspectorCSSAgent(domAgent, pageAgent, resourceAgent, resourceContentLoader)); |
| } |
| |
| static void collectAllDocumentStyleSheets(Document*, WillBeHeapVector<RawPtrWillBeMember<CSSStyleSheet> >&); |
| |
| virtual ~InspectorCSSAgent(); |
| DECLARE_VIRTUAL_TRACE(); |
| |
| bool forcePseudoState(Element*, CSSSelector::PseudoType); |
| void discardAgent() override; |
| void didCommitLoadForLocalFrame(LocalFrame*) override; |
| void restore() override; |
| void flushPendingProtocolNotifications() override; |
| void disable(ErrorString*) override; |
| void reset(); |
| void mediaQueryResultChanged(); |
| void setCSSPropertyValue(ErrorString*, Element*, CSSPropertyID, const String&); |
| |
| void activeStyleSheetsUpdated(Document*); |
| void documentDetached(Document*); |
| |
| void addEditedStyleSheet(const String& url, const String& content); |
| bool getEditedStyleSheet(const String& url, String* content); |
| |
| void addEditedStyleElement(int backendNodeId, const String& content); |
| bool getEditedStyleElement(int backendNodeId, String* content); |
| |
| void enable(ErrorString*, PassRefPtrWillBeRawPtr<EnableCallback>) override; |
| virtual void getComputedStyleForNode(ErrorString*, int nodeId, RefPtr<TypeBuilder::Array<TypeBuilder::CSS::CSSComputedStyleProperty> >&) override; |
| virtual void getPlatformFontsForNode(ErrorString*, int nodeId, RefPtr<TypeBuilder::Array<TypeBuilder::CSS::PlatformFontUsage>>&) override; |
| virtual void getInlineStylesForNode(ErrorString*, int nodeId, RefPtr<TypeBuilder::CSS::CSSStyle>& inlineStyle, RefPtr<TypeBuilder::CSS::CSSStyle>& attributes) override; |
| virtual void getMatchedStylesForNode(ErrorString*, int nodeId, const bool* excludePseudo, const bool* excludeInherited, RefPtr<TypeBuilder::Array<TypeBuilder::CSS::RuleMatch> >& matchedCSSRules, RefPtr<TypeBuilder::Array<TypeBuilder::CSS::PseudoIdMatches> >&, RefPtr<TypeBuilder::Array<TypeBuilder::CSS::InheritedStyleEntry> >& inheritedEntries) override; |
| virtual void getStyleSheetText(ErrorString*, const String& styleSheetId, String* result) override; |
| virtual void setStyleSheetText(ErrorString*, const String& styleSheetId, const String& text) override; |
| virtual void setRuleSelector(ErrorString*, const String& styleSheetId, const RefPtr<JSONObject>& range, const String& selector, RefPtr<TypeBuilder::CSS::CSSRule>& result) override; |
| virtual void setStyleText(ErrorString*, const String& styleSheetId, const RefPtr<JSONObject>& range, const String& text, RefPtr<TypeBuilder::CSS::CSSStyle>& result) override; |
| virtual void setMediaText(ErrorString*, const String& styleSheetId, const RefPtr<JSONObject>& range, const String& text, RefPtr<TypeBuilder::CSS::CSSMedia>& result) override; |
| virtual void createStyleSheet(ErrorString*, const String& frameId, TypeBuilder::CSS::StyleSheetId* outStyleSheetId) override; |
| virtual void addRule(ErrorString*, const String& styleSheetId, const String& ruleText, const RefPtr<JSONObject>& location, RefPtr<TypeBuilder::CSS::CSSRule>& result) override; |
| virtual void forcePseudoState(ErrorString*, int nodeId, const RefPtr<JSONArray>& forcedPseudoClasses) override; |
| virtual void getMediaQueries(ErrorString*, RefPtr<TypeBuilder::Array<TypeBuilder::CSS::CSSMedia> >& medias) override; |
| virtual void setEffectivePropertyValueForNode(ErrorString*, int nodeId, const String& propertyName, const String& value) override; |
| bool collectMediaQueriesFromRule(CSSRule*, TypeBuilder::Array<TypeBuilder::CSS::CSSMedia>* mediaArray); |
| bool collectMediaQueriesFromStyleSheet(CSSStyleSheet*, TypeBuilder::Array<TypeBuilder::CSS::CSSMedia>* mediaArray); |
| PassRefPtr<TypeBuilder::CSS::CSSMedia> buildMediaObject(const MediaList*, MediaListSource, const String&, CSSStyleSheet*); |
| PassRefPtr<TypeBuilder::Array<TypeBuilder::CSS::CSSMedia> > buildMediaListChain(CSSRule*); |
| |
| private: |
| class StyleSheetAction; |
| class SetStyleSheetTextAction; |
| class ModifyRuleAction; |
| class SetElementStyleAction; |
| class AddRuleAction; |
| class InspectorResourceContentLoaderCallback; |
| |
| static void collectStyleSheets(CSSStyleSheet*, WillBeHeapVector<RawPtrWillBeMember<CSSStyleSheet> >&); |
| |
| InspectorCSSAgent(InspectorDOMAgent*, InspectorPageAgent*, InspectorResourceAgent*, InspectorResourceContentLoader*); |
| |
| typedef WillBeHeapHashMap<String, RefPtrWillBeMember<InspectorStyleSheet> > IdToInspectorStyleSheet; |
| typedef WillBeHeapHashMap<String, RefPtrWillBeMember<InspectorStyleSheetForInlineStyle> > IdToInspectorStyleSheetForInlineStyle; |
| typedef WillBeHeapHashMap<RawPtrWillBeMember<Node>, RefPtrWillBeMember<InspectorStyleSheetForInlineStyle> > NodeToInspectorStyleSheet; // bogus "stylesheets" with elements' inline styles |
| typedef HashMap<int, unsigned> NodeIdToForcedPseudoState; |
| |
| void wasEnabled(); |
| void resetNonPersistentData(); |
| InspectorStyleSheetForInlineStyle* asInspectorStyleSheet(Element* element); |
| Element* elementForId(ErrorString*, int nodeId); |
| |
| void updateActiveStyleSheets(Document*, StyleSheetsUpdateType); |
| void setActiveStyleSheets(Document*, const WillBeHeapVector<RawPtrWillBeMember<CSSStyleSheet> >&, StyleSheetsUpdateType); |
| CSSStyleDeclaration* setStyleText(ErrorString*, InspectorStyleSheetBase*, const SourceRange&, const String&); |
| |
| void collectPlatformFontsForLayoutObject(LayoutObject*, HashCountedSet<String>*); |
| |
| InspectorStyleSheet* bindStyleSheet(CSSStyleSheet*); |
| String unbindStyleSheet(InspectorStyleSheet*); |
| InspectorStyleSheet* viaInspectorStyleSheet(Document*, bool createIfAbsent); |
| InspectorStyleSheet* assertInspectorStyleSheetForId(ErrorString*, const String&); |
| InspectorStyleSheetBase* assertStyleSheetForId(ErrorString*, const String&); |
| TypeBuilder::CSS::StyleSheetOrigin::Enum detectOrigin(CSSStyleSheet* pageStyleSheet, Document* ownerDocument); |
| |
| PassRefPtr<TypeBuilder::CSS::CSSRule> buildObjectForRule(CSSStyleRule*); |
| PassRefPtr<TypeBuilder::Array<TypeBuilder::CSS::RuleMatch> > buildArrayForMatchedRuleList(CSSRuleList*, Element*, PseudoId); |
| PassRefPtr<TypeBuilder::CSS::CSSStyle> buildObjectForAttributesStyle(Element*); |
| |
| // InspectorDOMAgent::DOMListener implementation |
| virtual void didRemoveDocument(Document*) override; |
| virtual void didRemoveDOMNode(Node*) override; |
| virtual void didModifyDOMAttr(Element*) override; |
| |
| // InspectorStyleSheet::Listener implementation |
| virtual void styleSheetChanged(InspectorStyleSheetBase*) override; |
| virtual void willReparseStyleSheet() override; |
| virtual void didReparseStyleSheet() override; |
| |
| void resetPseudoStates(); |
| |
| RawPtrWillBeMember<InspectorDOMAgent> m_domAgent; |
| RawPtrWillBeMember<InspectorPageAgent> m_pageAgent; |
| RawPtrWillBeMember<InspectorResourceAgent> m_resourceAgent; |
| RawPtrWillBeMember<InspectorResourceContentLoader> m_resourceContentLoader; |
| |
| IdToInspectorStyleSheet m_idToInspectorStyleSheet; |
| IdToInspectorStyleSheetForInlineStyle m_idToInspectorStyleSheetForInlineStyle; |
| WillBeHeapHashMap<RawPtrWillBeMember<CSSStyleSheet>, RefPtrWillBeMember<InspectorStyleSheet> > m_cssStyleSheetToInspectorStyleSheet; |
| typedef WillBeHeapHashMap<RawPtrWillBeMember<Document>, OwnPtrWillBeMember<WillBeHeapHashSet<RawPtrWillBeMember<CSSStyleSheet> > > > DocumentStyleSheets; |
| DocumentStyleSheets m_documentToCSSStyleSheets; |
| WillBeHeapHashSet<RawPtrWillBeMember<Document> > m_invalidatedDocuments; |
| |
| NodeToInspectorStyleSheet m_nodeToInspectorStyleSheet; |
| WillBeHeapHashMap<RefPtrWillBeMember<Document>, RefPtrWillBeMember<InspectorStyleSheet> > m_documentToViaInspectorStyleSheet; // "via inspector" stylesheets |
| NodeIdToForcedPseudoState m_nodeIdToForcedPseudoState; |
| |
| RefPtrWillBeMember<CSSStyleSheet> m_inspectorUserAgentStyleSheet; |
| HashMap<String, String> m_editedStyleSheets; |
| HashMap<int, String> m_editedStyleElements; |
| |
| bool m_creatingViaInspectorStyleSheet; |
| bool m_isSettingStyleSheetText; |
| |
| friend class InspectorResourceContentLoaderCallback; |
| friend class StyleSheetBinder; |
| }; |
| |
| |
| } // namespace blink |
| |
| #endif // !defined(InspectorCSSAgent_h) |