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/*
* 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 "CSSSelector.h"
#include "ContentSecurityPolicy.h"
#include "Document.h"
#include "InspectorBaseAgent.h"
#include "InspectorDOMAgent.h"
#include "InspectorStyleSheet.h"
#include "InspectorValues.h"
#include "PlatformString.h"
#include "SecurityContext.h"
#include <wtf/HashMap.h>
#include <wtf/PassRefPtr.h>
#include <wtf/RefPtr.h>
namespace WebCore {
class CSSRule;
class CSSRuleList;
class CSSStyleDeclaration;
class CSSStyleRule;
class CSSStyleSheet;
class Document;
class Element;
class InspectorFrontend;
class InstrumentingAgents;
class NameNodeMap;
class Node;
class SelectorProfile;
#if ENABLE(INSPECTOR)
class InspectorCSSAgent
: public InspectorBaseAgent<InspectorCSSAgent>
, public InspectorDOMAgent::DOMListener
, public InspectorBackendDispatcher::CSSCommandHandler
, public InspectorStyleSheet::Listener {
WTF_MAKE_NONCOPYABLE(InspectorCSSAgent);
public:
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 PassOwnPtr<InspectorCSSAgent> create(InstrumentingAgents* instrumentingAgents, InspectorState* state, InspectorDOMAgent* domAgent)
{
return adoptPtr(new InspectorCSSAgent(instrumentingAgents, state, domAgent));
}
~InspectorCSSAgent();
bool forcePseudoState(Element*, CSSSelector::PseudoType);
virtual void setFrontend(InspectorFrontend*);
virtual void clearFrontend();
virtual void discardAgent();
virtual void restore();
virtual void enable(ErrorString*);
virtual void disable(ErrorString*);
void reset();
void mediaQueryResultChanged();
virtual void getComputedStyleForNode(ErrorString*, int nodeId, const RefPtr<InspectorArray>* forcedPseudoClasses, RefPtr<TypeBuilder::Array<TypeBuilder::CSS::CSSComputedStyleProperty> >&);
virtual void getInlineStylesForNode(ErrorString*, int nodeId, RefPtr<TypeBuilder::CSS::CSSStyle>& inlineStyle, RefPtr<TypeBuilder::CSS::CSSStyle>& attributes);
virtual void getMatchedStylesForNode(ErrorString*, int nodeId, const RefPtr<InspectorArray>* forcedPseudoClasses, const bool* includePseudo, const bool* includeInherited, RefPtr<TypeBuilder::Array<TypeBuilder::CSS::CSSRule> >& matchedCSSRules, RefPtr<TypeBuilder::Array<TypeBuilder::CSS::PseudoIdRules> >& pseudoRules, RefPtr<TypeBuilder::Array<TypeBuilder::CSS::InheritedStyleEntry> >& inheritedEntries);
virtual void getAllStyleSheets(ErrorString*, RefPtr<TypeBuilder::Array<TypeBuilder::CSS::CSSStyleSheetHeader> >& styleSheetInfos);
virtual void getStyleSheet(ErrorString*, const String& styleSheetId, RefPtr<TypeBuilder::CSS::CSSStyleSheetBody>& result);
virtual void getStyleSheetText(ErrorString*, const String& styleSheetId, String* result);
virtual void setStyleSheetText(ErrorString*, const String& styleSheetId, const String& text);
virtual void setPropertyText(ErrorString*, const RefPtr<InspectorObject>& styleId, int propertyIndex, const String& text, bool overwrite, RefPtr<TypeBuilder::CSS::CSSStyle>& result);
virtual void toggleProperty(ErrorString*, const RefPtr<InspectorObject>& styleId, int propertyIndex, bool disable, RefPtr<TypeBuilder::CSS::CSSStyle>& result);
virtual void setRuleSelector(ErrorString*, const RefPtr<InspectorObject>& ruleId, const String& selector, RefPtr<TypeBuilder::CSS::CSSRule>& result);
virtual void addRule(ErrorString*, int contextNodeId, const String& selector, RefPtr<TypeBuilder::CSS::CSSRule>& result);
virtual void getSupportedCSSProperties(ErrorString*, RefPtr<TypeBuilder::Array<TypeBuilder::CSS::CSSPropertyInfo> >& result);
virtual void getNamedFlowCollection(ErrorString*, int nodeId, RefPtr<TypeBuilder::Array<String> >& result);
virtual void getFlowByName(ErrorString*, int nodeId, const String& flowName, RefPtr<TypeBuilder::CSS::NamedFlow>& result);
virtual void startSelectorProfiler(ErrorString*);
virtual void stopSelectorProfiler(ErrorString*, RefPtr<TypeBuilder::CSS::SelectorProfile>&);
PassRefPtr<TypeBuilder::CSS::SelectorProfile> stopSelectorProfilerImpl(ErrorString*, bool needProfile);
void willMatchRule(const CSSStyleRule*);
void didMatchRule(bool);
void willProcessRule(const CSSStyleRule*);
void didProcessRule();
private:
class StyleSheetAction;
class SetStyleSheetTextAction;
class SetPropertyTextAction;
class TogglePropertyAction;
class SetRuleSelectorAction;
class AddRuleAction;
InspectorCSSAgent(InstrumentingAgents*, InspectorState*, InspectorDOMAgent*);
typedef HashMap<String, RefPtr<InspectorStyleSheet> > IdToInspectorStyleSheet;
typedef HashMap<CSSStyleSheet*, RefPtr<InspectorStyleSheet> > CSSStyleSheetToInspectorStyleSheet;
typedef HashMap<Node*, RefPtr<InspectorStyleSheetForInlineStyle> > NodeToInspectorStyleSheet; // bogus "stylesheets" with elements' inline styles
typedef HashMap<RefPtr<Document>, RefPtr<InspectorStyleSheet> > DocumentToViaInspectorStyleSheet; // "via inspector" stylesheets
typedef HashMap<int, unsigned> NodeIdToForcedPseudoState;
void recalcStyleForPseudoStateIfNeeded(Element*, InspectorArray* forcedPseudoClasses);
InspectorStyleSheetForInlineStyle* asInspectorStyleSheet(Element* element);
Element* elementForId(ErrorString*, int nodeId);
void collectStyleSheets(CSSStyleSheet*, TypeBuilder::Array<WebCore::TypeBuilder::CSS::CSSStyleSheetHeader>*);
InspectorStyleSheet* bindStyleSheet(CSSStyleSheet*);
InspectorStyleSheet* viaInspectorStyleSheet(Document*, bool createIfAbsent);
InspectorStyleSheet* assertStyleSheetForId(ErrorString*, const String&);
TypeBuilder::CSS::StyleSheetOrigin::Enum detectOrigin(CSSStyleSheet* pageStyleSheet, Document* ownerDocument);
PassRefPtr<TypeBuilder::Array<TypeBuilder::CSS::CSSRule> > buildArrayForRuleList(CSSRuleList*, StyleResolver*);
PassRefPtr<TypeBuilder::CSS::CSSStyle> buildObjectForAttributesStyle(Element*);
// InspectorDOMAgent::DOMListener implementation
virtual void didRemoveDocument(Document*);
virtual void didRemoveDOMNode(Node*);
virtual void didModifyDOMAttr(Element*);
// InspectorCSSAgent::Listener implementation
virtual void styleSheetChanged(InspectorStyleSheet*);
void resetPseudoStates();
InspectorFrontend::CSS* m_frontend;
InspectorDOMAgent* m_domAgent;
IdToInspectorStyleSheet m_idToInspectorStyleSheet;
CSSStyleSheetToInspectorStyleSheet m_cssStyleSheetToInspectorStyleSheet;
NodeToInspectorStyleSheet m_nodeToInspectorStyleSheet;
DocumentToViaInspectorStyleSheet m_documentToInspectorStyleSheet;
NodeIdToForcedPseudoState m_nodeIdToForcedPseudoState;
int m_lastStyleSheetId;
OwnPtr<SelectorProfile> m_currentSelectorProfile;
};
#endif
} // namespace WebCore
#endif // !defined(InspectorCSSAgent_h)
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