forked from mirrors/gecko-dev
814 lines
33 KiB
C++
814 lines
33 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* DOM object returned from element.getComputedStyle() */
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#ifndef nsComputedDOMStyle_h__
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#define nsComputedDOMStyle_h__
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#include "mozilla/ArenaRefPtr.h"
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#include "mozilla/ArenaRefPtrInlines.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/StyleComplexColor.h"
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#include "mozilla/UniquePtr.h"
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#include "nsCOMPtr.h"
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#include "nscore.h"
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#include "nsCSSProps.h"
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#include "nsDOMCSSDeclaration.h"
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#include "nsStyleContext.h"
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#include "nsIWeakReferenceUtils.h"
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#include "mozilla/gfx/Types.h"
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#include "nsCoord.h"
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#include "nsColor.h"
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#include "nsIContent.h"
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#include "nsStyleStruct.h"
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#include "mozilla/WritingModes.h"
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namespace mozilla {
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namespace dom {
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class Element;
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} // namespace dom
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struct ComputedGridTrackInfo;
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} // namespace mozilla
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struct nsComputedStyleMap;
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class nsIFrame;
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class nsIPresShell;
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class nsDOMCSSValueList;
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struct nsMargin;
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class nsROCSSPrimitiveValue;
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class nsStyleCoord;
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class nsStyleCorners;
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struct nsStyleFilter;
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class nsStyleGradient;
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struct nsStyleImage;
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class nsStyleSides;
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struct nsTimingFunction;
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class nsComputedDOMStyle final : public nsDOMCSSDeclaration
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, public nsStubMutationObserver
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{
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private:
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// Convenience typedefs:
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typedef nsCSSProps::KTableEntry KTableEntry;
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typedef mozilla::dom::CSSValue CSSValue;
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typedef mozilla::StyleGeometryBox StyleGeometryBox;
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public:
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_SKIPPABLE_SCRIPT_HOLDER_CLASS_AMBIGUOUS(nsComputedDOMStyle,
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nsICSSDeclaration)
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NS_DECL_NSICSSDECLARATION
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NS_DECL_NSIDOMCSSSTYLEDECLARATION_HELPER
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virtual already_AddRefed<CSSValue>
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GetPropertyCSSValue(const nsAString& aProp, mozilla::ErrorResult& aRv)
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override;
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using nsICSSDeclaration::GetPropertyCSSValue;
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virtual void IndexedGetter(uint32_t aIndex, bool& aFound, nsAString& aPropName) override;
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enum StyleType {
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eDefaultOnly, // Only includes UA and user sheets
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eAll // Includes all stylesheets
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};
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enum AnimationFlag {
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eWithAnimation,
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eWithoutAnimation,
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};
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nsComputedDOMStyle(mozilla::dom::Element* aElement,
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const nsAString& aPseudoElt,
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nsIPresShell* aPresShell,
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StyleType aStyleType,
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AnimationFlag aFlag = eWithAnimation);
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virtual nsINode *GetParentObject() override
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{
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return mContent;
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}
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static already_AddRefed<nsStyleContext>
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GetStyleContext(mozilla::dom::Element* aElement, nsAtom* aPseudo,
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nsIPresShell* aPresShell,
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StyleType aStyleType = eAll);
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static already_AddRefed<nsStyleContext>
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GetStyleContextNoFlush(mozilla::dom::Element* aElement,
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nsAtom* aPseudo,
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nsIPresShell* aPresShell,
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StyleType aStyleType = eAll)
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{
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return DoGetStyleContextNoFlush(aElement,
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aPseudo,
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aPresShell,
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aStyleType,
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eWithAnimation);
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}
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static already_AddRefed<nsStyleContext>
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GetUnanimatedStyleContextNoFlush(mozilla::dom::Element* aElement,
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nsAtom* aPseudo,
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nsIPresShell* aPresShell,
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StyleType aStyleType = eAll)
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{
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return DoGetStyleContextNoFlush(aElement,
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aPseudo,
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aPresShell,
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aStyleType,
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eWithoutAnimation);
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}
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static nsIPresShell*
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GetPresShellForContent(const nsIContent* aContent);
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// Helper for nsDOMWindowUtils::GetVisitedDependentComputedStyle
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void SetExposeVisitedStyle(bool aExpose) {
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NS_ASSERTION(aExpose != mExposeVisitedStyle, "should always be changing");
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mExposeVisitedStyle = aExpose;
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}
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// nsDOMCSSDeclaration abstract methods which should never be called
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// on a nsComputedDOMStyle object, but must be defined to avoid
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// compile errors.
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virtual mozilla::DeclarationBlock* GetCSSDeclaration(Operation) override;
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virtual nsresult SetCSSDeclaration(mozilla::DeclarationBlock*) override;
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virtual nsIDocument* DocToUpdate() override;
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virtual void GetCSSParsingEnvironment(CSSParsingEnvironment& aCSSParseEnv,
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nsIPrincipal* aSubjectPrincipal) override;
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nsDOMCSSDeclaration::ServoCSSParsingEnvironment
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GetServoCSSParsingEnvironment(nsIPrincipal* aSubjectPrincipal) const final;
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static already_AddRefed<nsROCSSPrimitiveValue>
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MatrixToCSSValue(const mozilla::gfx::Matrix4x4& aMatrix);
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static void RegisterPrefChangeCallbacks();
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static void UnregisterPrefChangeCallbacks();
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// nsIMutationObserver
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NS_DECL_NSIMUTATIONOBSERVER_PARENTCHAINCHANGED
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private:
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virtual ~nsComputedDOMStyle();
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void AssertFlushedPendingReflows() {
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NS_ASSERTION(mFlushedPendingReflows,
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"property getter should have been marked layout-dependent");
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}
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nsMargin GetAdjustedValuesForBoxSizing();
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// Helper method for DoGetTextAlign[Last].
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already_AddRefed<CSSValue> CreateTextAlignValue(uint8_t aAlign,
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bool aAlignTrue,
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const KTableEntry aTable[]);
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// This indicates error by leaving mStyleContext null.
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void UpdateCurrentStyleSources(bool aNeedsLayoutFlush);
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void ClearCurrentStyleSources();
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// Helper functions called by UpdateCurrentStyleSources.
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void ClearStyleContext();
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void SetResolvedStyleContext(RefPtr<nsStyleContext>&& aContext,
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uint64_t aGeneration);
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void SetFrameStyleContext(nsStyleContext* aContext, uint64_t aGeneration);
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static already_AddRefed<nsStyleContext>
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DoGetStyleContextNoFlush(mozilla::dom::Element* aElement,
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nsAtom* aPseudo,
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nsIPresShell* aPresShell,
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StyleType aStyleType,
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AnimationFlag aAnimationFlag);
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#define STYLE_STRUCT(name_, checkdata_cb_) \
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const nsStyle##name_ * Style##name_() { \
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return mStyleContext->Style##name_(); \
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}
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#include "nsStyleStructList.h"
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#undef STYLE_STRUCT
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already_AddRefed<CSSValue> GetEllipseRadii(const nsStyleCorners& aRadius,
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mozilla::Corner aFullCorner);
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already_AddRefed<CSSValue> GetOffsetWidthFor(mozilla::Side aSide);
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already_AddRefed<CSSValue> GetAbsoluteOffset(mozilla::Side aSide);
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already_AddRefed<CSSValue> GetRelativeOffset(mozilla::Side aSide);
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already_AddRefed<CSSValue> GetStickyOffset(mozilla::Side aSide);
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already_AddRefed<CSSValue> GetStaticOffset(mozilla::Side aSide);
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already_AddRefed<CSSValue> GetPaddingWidthFor(mozilla::Side aSide);
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already_AddRefed<CSSValue> GetBorderColorsFor(mozilla::Side aSide);
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already_AddRefed<CSSValue> GetBorderStyleFor(mozilla::Side aSide);
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already_AddRefed<CSSValue> GetBorderWidthFor(mozilla::Side aSide);
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already_AddRefed<CSSValue> GetBorderColorFor(mozilla::Side aSide);
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already_AddRefed<CSSValue> GetMarginWidthFor(mozilla::Side aSide);
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already_AddRefed<CSSValue> GetFallbackValue(const nsStyleSVGPaint* aPaint);
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already_AddRefed<CSSValue> GetSVGPaintFor(bool aFill);
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already_AddRefed<CSSValue> GetTransformValue(nsCSSValueSharedList* aSpecifiedTransform);
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// Appends all aLineNames (may be empty) space-separated to aResult.
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void AppendGridLineNames(nsString& aResult,
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const nsTArray<nsString>& aLineNames);
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// Appends aLineNames as a CSSValue* to aValueList. If aLineNames is empty
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// a value ("[]") is only appended if aSuppressEmptyList is false.
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void AppendGridLineNames(nsDOMCSSValueList* aValueList,
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const nsTArray<nsString>& aLineNames,
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bool aSuppressEmptyList = true);
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// Appends aLineNames1/2 (if non-empty) as a CSSValue* to aValueList.
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void AppendGridLineNames(nsDOMCSSValueList* aValueList,
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const nsTArray<nsString>& aLineNames1,
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const nsTArray<nsString>& aLineNames2);
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already_AddRefed<CSSValue> GetGridTrackSize(const nsStyleCoord& aMinSize,
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const nsStyleCoord& aMaxSize);
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already_AddRefed<CSSValue> GetGridTemplateColumnsRows(
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const nsStyleGridTemplate& aTrackList,
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const mozilla::ComputedGridTrackInfo* aTrackInfo);
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already_AddRefed<CSSValue> GetGridLine(const nsStyleGridLine& aGridLine);
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bool GetLineHeightCoord(nscoord& aCoord);
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already_AddRefed<CSSValue> GetCSSShadowArray(nsCSSShadowArray* aArray,
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const nscolor& aDefaultColor,
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bool aIsBoxShadow);
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void GetCSSGradientString(const nsStyleGradient* aGradient,
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nsAString& aString);
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void GetImageRectString(nsIURI* aURI,
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const nsStyleSides& aCropRect,
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nsString& aString);
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already_AddRefed<CSSValue> GetScrollSnapPoints(const nsStyleCoord& aCoord);
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void AppendTimingFunction(nsDOMCSSValueList *aValueList,
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const nsTimingFunction& aTimingFunction);
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bool ShouldHonorMinSizeAutoInAxis(mozilla::PhysicalAxis aAxis);
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/* Properties queryable as CSSValues.
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* To avoid a name conflict with nsIDOM*CSS2Properties, these are all
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* DoGetXXX instead of GetXXX.
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*/
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already_AddRefed<CSSValue> DoGetAppearance();
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/* Box properties */
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already_AddRefed<CSSValue> DoGetBoxAlign();
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already_AddRefed<CSSValue> DoGetBoxDecorationBreak();
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already_AddRefed<CSSValue> DoGetBoxDirection();
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already_AddRefed<CSSValue> DoGetBoxFlex();
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already_AddRefed<CSSValue> DoGetBoxOrdinalGroup();
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already_AddRefed<CSSValue> DoGetBoxOrient();
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already_AddRefed<CSSValue> DoGetBoxPack();
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already_AddRefed<CSSValue> DoGetBoxSizing();
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already_AddRefed<CSSValue> DoGetWidth();
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already_AddRefed<CSSValue> DoGetHeight();
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already_AddRefed<CSSValue> DoGetMaxHeight();
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already_AddRefed<CSSValue> DoGetMaxWidth();
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already_AddRefed<CSSValue> DoGetMinHeight();
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already_AddRefed<CSSValue> DoGetMinWidth();
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already_AddRefed<CSSValue> DoGetMixBlendMode();
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already_AddRefed<CSSValue> DoGetIsolation();
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already_AddRefed<CSSValue> DoGetObjectFit();
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already_AddRefed<CSSValue> DoGetObjectPosition();
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already_AddRefed<CSSValue> DoGetLeft();
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already_AddRefed<CSSValue> DoGetTop();
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already_AddRefed<CSSValue> DoGetRight();
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already_AddRefed<CSSValue> DoGetBottom();
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already_AddRefed<CSSValue> DoGetStackSizing();
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/* Font properties */
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already_AddRefed<CSSValue> DoGetColor();
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already_AddRefed<CSSValue> DoGetFontFamily();
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already_AddRefed<CSSValue> DoGetFontFeatureSettings();
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already_AddRefed<CSSValue> DoGetFontVariationSettings();
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already_AddRefed<CSSValue> DoGetFontKerning();
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already_AddRefed<CSSValue> DoGetFontLanguageOverride();
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already_AddRefed<CSSValue> DoGetFontSize();
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already_AddRefed<CSSValue> DoGetFontSizeAdjust();
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already_AddRefed<CSSValue> DoGetOsxFontSmoothing();
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already_AddRefed<CSSValue> DoGetFontSmoothingBackgroundColor();
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already_AddRefed<CSSValue> DoGetFontStretch();
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already_AddRefed<CSSValue> DoGetFontStyle();
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already_AddRefed<CSSValue> DoGetFontSynthesis();
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already_AddRefed<CSSValue> DoGetFontVariant();
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already_AddRefed<CSSValue> DoGetFontVariantAlternates();
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already_AddRefed<CSSValue> DoGetFontVariantCaps();
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already_AddRefed<CSSValue> DoGetFontVariantEastAsian();
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already_AddRefed<CSSValue> DoGetFontVariantLigatures();
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already_AddRefed<CSSValue> DoGetFontVariantNumeric();
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already_AddRefed<CSSValue> DoGetFontVariantPosition();
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already_AddRefed<CSSValue> DoGetFontWeight();
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/* Grid properties */
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already_AddRefed<CSSValue> DoGetGridAutoFlow();
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already_AddRefed<CSSValue> DoGetGridAutoColumns();
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already_AddRefed<CSSValue> DoGetGridAutoRows();
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already_AddRefed<CSSValue> DoGetGridTemplateAreas();
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already_AddRefed<CSSValue> DoGetGridTemplateColumns();
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already_AddRefed<CSSValue> DoGetGridTemplateRows();
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already_AddRefed<CSSValue> DoGetGridColumnStart();
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already_AddRefed<CSSValue> DoGetGridColumnEnd();
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already_AddRefed<CSSValue> DoGetGridRowStart();
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already_AddRefed<CSSValue> DoGetGridRowEnd();
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already_AddRefed<CSSValue> DoGetGridColumnGap();
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already_AddRefed<CSSValue> DoGetGridRowGap();
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/* StyleImageLayer properties */
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already_AddRefed<CSSValue> DoGetImageLayerImage(const nsStyleImageLayers& aLayers);
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already_AddRefed<CSSValue> DoGetImageLayerPosition(const nsStyleImageLayers& aLayers);
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already_AddRefed<CSSValue> DoGetImageLayerPositionX(const nsStyleImageLayers& aLayers);
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already_AddRefed<CSSValue> DoGetImageLayerPositionY(const nsStyleImageLayers& aLayers);
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already_AddRefed<CSSValue> DoGetImageLayerRepeat(const nsStyleImageLayers& aLayers);
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already_AddRefed<CSSValue> DoGetImageLayerSize(const nsStyleImageLayers& aLayers);
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/* Background properties */
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already_AddRefed<CSSValue> DoGetBackgroundAttachment();
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already_AddRefed<CSSValue> DoGetBackgroundColor();
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already_AddRefed<CSSValue> DoGetBackgroundImage();
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already_AddRefed<CSSValue> DoGetBackgroundPosition();
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already_AddRefed<CSSValue> DoGetBackgroundPositionX();
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already_AddRefed<CSSValue> DoGetBackgroundPositionY();
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already_AddRefed<CSSValue> DoGetBackgroundRepeat();
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already_AddRefed<CSSValue> DoGetBackgroundClip();
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already_AddRefed<CSSValue> DoGetBackgroundBlendMode();
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already_AddRefed<CSSValue> DoGetBackgroundOrigin();
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already_AddRefed<CSSValue> DoGetBackgroundSize();
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/* Mask properties */
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already_AddRefed<CSSValue> DoGetMask();
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already_AddRefed<CSSValue> DoGetMaskImage();
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already_AddRefed<CSSValue> DoGetMaskPosition();
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already_AddRefed<CSSValue> DoGetMaskPositionX();
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already_AddRefed<CSSValue> DoGetMaskPositionY();
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already_AddRefed<CSSValue> DoGetMaskRepeat();
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already_AddRefed<CSSValue> DoGetMaskClip();
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already_AddRefed<CSSValue> DoGetMaskOrigin();
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already_AddRefed<CSSValue> DoGetMaskSize();
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already_AddRefed<CSSValue> DoGetMaskMode();
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already_AddRefed<CSSValue> DoGetMaskComposite();
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/* Padding properties */
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already_AddRefed<CSSValue> DoGetPaddingTop();
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already_AddRefed<CSSValue> DoGetPaddingBottom();
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already_AddRefed<CSSValue> DoGetPaddingLeft();
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already_AddRefed<CSSValue> DoGetPaddingRight();
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/* Table Properties */
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already_AddRefed<CSSValue> DoGetBorderCollapse();
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already_AddRefed<CSSValue> DoGetBorderSpacing();
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already_AddRefed<CSSValue> DoGetCaptionSide();
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already_AddRefed<CSSValue> DoGetEmptyCells();
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already_AddRefed<CSSValue> DoGetTableLayout();
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already_AddRefed<CSSValue> DoGetVerticalAlign();
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/* Border Properties */
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already_AddRefed<CSSValue> DoGetBorderTopStyle();
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already_AddRefed<CSSValue> DoGetBorderBottomStyle();
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already_AddRefed<CSSValue> DoGetBorderLeftStyle();
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already_AddRefed<CSSValue> DoGetBorderRightStyle();
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already_AddRefed<CSSValue> DoGetBorderTopWidth();
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already_AddRefed<CSSValue> DoGetBorderBottomWidth();
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already_AddRefed<CSSValue> DoGetBorderLeftWidth();
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already_AddRefed<CSSValue> DoGetBorderRightWidth();
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already_AddRefed<CSSValue> DoGetBorderTopColor();
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already_AddRefed<CSSValue> DoGetBorderBottomColor();
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already_AddRefed<CSSValue> DoGetBorderLeftColor();
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already_AddRefed<CSSValue> DoGetBorderRightColor();
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already_AddRefed<CSSValue> DoGetBorderBottomColors();
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already_AddRefed<CSSValue> DoGetBorderLeftColors();
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already_AddRefed<CSSValue> DoGetBorderRightColors();
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already_AddRefed<CSSValue> DoGetBorderTopColors();
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already_AddRefed<CSSValue> DoGetBorderBottomLeftRadius();
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already_AddRefed<CSSValue> DoGetBorderBottomRightRadius();
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already_AddRefed<CSSValue> DoGetBorderTopLeftRadius();
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already_AddRefed<CSSValue> DoGetBorderTopRightRadius();
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already_AddRefed<CSSValue> DoGetFloatEdge();
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/* Border Image */
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already_AddRefed<CSSValue> DoGetBorderImageSource();
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already_AddRefed<CSSValue> DoGetBorderImageSlice();
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already_AddRefed<CSSValue> DoGetBorderImageWidth();
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already_AddRefed<CSSValue> DoGetBorderImageOutset();
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already_AddRefed<CSSValue> DoGetBorderImageRepeat();
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/* Box Shadow */
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already_AddRefed<CSSValue> DoGetBoxShadow();
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/* Window Shadow */
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already_AddRefed<CSSValue> DoGetWindowShadow();
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/* Margin Properties */
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already_AddRefed<CSSValue> DoGetMarginTopWidth();
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already_AddRefed<CSSValue> DoGetMarginBottomWidth();
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already_AddRefed<CSSValue> DoGetMarginLeftWidth();
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already_AddRefed<CSSValue> DoGetMarginRightWidth();
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/* Outline Properties */
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already_AddRefed<CSSValue> DoGetOutlineWidth();
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already_AddRefed<CSSValue> DoGetOutlineStyle();
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already_AddRefed<CSSValue> DoGetOutlineColor();
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already_AddRefed<CSSValue> DoGetOutlineOffset();
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already_AddRefed<CSSValue> DoGetOutlineRadiusBottomLeft();
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already_AddRefed<CSSValue> DoGetOutlineRadiusBottomRight();
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already_AddRefed<CSSValue> DoGetOutlineRadiusTopLeft();
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already_AddRefed<CSSValue> DoGetOutlineRadiusTopRight();
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/* Content Properties */
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already_AddRefed<CSSValue> DoGetContent();
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already_AddRefed<CSSValue> DoGetCounterIncrement();
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already_AddRefed<CSSValue> DoGetCounterReset();
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/* Quotes Properties */
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already_AddRefed<CSSValue> DoGetQuotes();
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/* z-index */
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already_AddRefed<CSSValue> DoGetZIndex();
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/* List properties */
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already_AddRefed<CSSValue> DoGetListStyleImage();
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already_AddRefed<CSSValue> DoGetListStylePosition();
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already_AddRefed<CSSValue> DoGetListStyleType();
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already_AddRefed<CSSValue> DoGetImageRegion();
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/* Text Properties */
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already_AddRefed<CSSValue> DoGetInitialLetter();
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already_AddRefed<CSSValue> DoGetLineHeight();
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|
already_AddRefed<CSSValue> DoGetRubyAlign();
|
|
already_AddRefed<CSSValue> DoGetRubyPosition();
|
|
already_AddRefed<CSSValue> DoGetTextAlign();
|
|
already_AddRefed<CSSValue> DoGetTextAlignLast();
|
|
already_AddRefed<CSSValue> DoGetTextCombineUpright();
|
|
already_AddRefed<CSSValue> DoGetTextDecoration();
|
|
already_AddRefed<CSSValue> DoGetTextDecorationColor();
|
|
already_AddRefed<CSSValue> DoGetTextDecorationLine();
|
|
already_AddRefed<CSSValue> DoGetTextDecorationStyle();
|
|
already_AddRefed<CSSValue> DoGetTextEmphasisColor();
|
|
already_AddRefed<CSSValue> DoGetTextEmphasisPosition();
|
|
already_AddRefed<CSSValue> DoGetTextEmphasisStyle();
|
|
already_AddRefed<CSSValue> DoGetTextIndent();
|
|
already_AddRefed<CSSValue> DoGetTextJustify();
|
|
already_AddRefed<CSSValue> DoGetTextOrientation();
|
|
already_AddRefed<CSSValue> DoGetTextOverflow();
|
|
already_AddRefed<CSSValue> DoGetTextShadow();
|
|
already_AddRefed<CSSValue> DoGetTextSizeAdjust();
|
|
already_AddRefed<CSSValue> DoGetTextTransform();
|
|
already_AddRefed<CSSValue> DoGetLetterSpacing();
|
|
already_AddRefed<CSSValue> DoGetWordSpacing();
|
|
already_AddRefed<CSSValue> DoGetWhiteSpace();
|
|
already_AddRefed<CSSValue> DoGetWordBreak();
|
|
already_AddRefed<CSSValue> DoGetOverflowWrap();
|
|
already_AddRefed<CSSValue> DoGetHyphens();
|
|
already_AddRefed<CSSValue> DoGetTabSize();
|
|
already_AddRefed<CSSValue> DoGetWebkitTextFillColor();
|
|
already_AddRefed<CSSValue> DoGetWebkitTextStrokeColor();
|
|
already_AddRefed<CSSValue> DoGetWebkitTextStrokeWidth();
|
|
|
|
/* Visibility properties */
|
|
already_AddRefed<CSSValue> DoGetColorAdjust();
|
|
already_AddRefed<CSSValue> DoGetOpacity();
|
|
already_AddRefed<CSSValue> DoGetPointerEvents();
|
|
already_AddRefed<CSSValue> DoGetVisibility();
|
|
already_AddRefed<CSSValue> DoGetWritingMode();
|
|
|
|
/* Direction properties */
|
|
already_AddRefed<CSSValue> DoGetDirection();
|
|
already_AddRefed<CSSValue> DoGetUnicodeBidi();
|
|
|
|
/* Display properties */
|
|
already_AddRefed<CSSValue> DoGetBinding();
|
|
already_AddRefed<CSSValue> DoGetClear();
|
|
already_AddRefed<CSSValue> DoGetFloat();
|
|
already_AddRefed<CSSValue> DoGetDisplay();
|
|
already_AddRefed<CSSValue> DoGetContain();
|
|
already_AddRefed<CSSValue> DoGetPosition();
|
|
already_AddRefed<CSSValue> DoGetClip();
|
|
already_AddRefed<CSSValue> DoGetImageOrientation();
|
|
already_AddRefed<CSSValue> DoGetWillChange();
|
|
already_AddRefed<CSSValue> DoGetOverflow();
|
|
already_AddRefed<CSSValue> DoGetOverflowX();
|
|
already_AddRefed<CSSValue> DoGetOverflowY();
|
|
already_AddRefed<CSSValue> DoGetOverflowClipBox();
|
|
already_AddRefed<CSSValue> DoGetResize();
|
|
already_AddRefed<CSSValue> DoGetPageBreakAfter();
|
|
already_AddRefed<CSSValue> DoGetPageBreakBefore();
|
|
already_AddRefed<CSSValue> DoGetPageBreakInside();
|
|
already_AddRefed<CSSValue> DoGetTouchAction();
|
|
already_AddRefed<CSSValue> DoGetTransform();
|
|
already_AddRefed<CSSValue> DoGetTransformBox();
|
|
already_AddRefed<CSSValue> DoGetTransformOrigin();
|
|
already_AddRefed<CSSValue> DoGetPerspective();
|
|
already_AddRefed<CSSValue> DoGetBackfaceVisibility();
|
|
already_AddRefed<CSSValue> DoGetPerspectiveOrigin();
|
|
already_AddRefed<CSSValue> DoGetTransformStyle();
|
|
already_AddRefed<CSSValue> DoGetOrient();
|
|
already_AddRefed<CSSValue> DoGetScrollBehavior();
|
|
already_AddRefed<CSSValue> DoGetOverscrollBehaviorX();
|
|
already_AddRefed<CSSValue> DoGetOverscrollBehaviorY();
|
|
already_AddRefed<CSSValue> DoGetScrollSnapType();
|
|
already_AddRefed<CSSValue> DoGetScrollSnapTypeX();
|
|
already_AddRefed<CSSValue> DoGetScrollSnapTypeY();
|
|
already_AddRefed<CSSValue> DoGetScrollSnapPointsX();
|
|
already_AddRefed<CSSValue> DoGetScrollSnapPointsY();
|
|
already_AddRefed<CSSValue> DoGetScrollSnapDestination();
|
|
already_AddRefed<CSSValue> DoGetScrollSnapCoordinate();
|
|
already_AddRefed<CSSValue> DoGetShapeOutside();
|
|
|
|
/* User interface properties */
|
|
already_AddRefed<CSSValue> DoGetCaretColor();
|
|
already_AddRefed<CSSValue> DoGetCursor();
|
|
already_AddRefed<CSSValue> DoGetForceBrokenImageIcon();
|
|
already_AddRefed<CSSValue> DoGetIMEMode();
|
|
already_AddRefed<CSSValue> DoGetUserFocus();
|
|
already_AddRefed<CSSValue> DoGetUserInput();
|
|
already_AddRefed<CSSValue> DoGetUserModify();
|
|
already_AddRefed<CSSValue> DoGetUserSelect();
|
|
already_AddRefed<CSSValue> DoGetWindowDragging();
|
|
already_AddRefed<CSSValue> DoGetWindowOpacity();
|
|
already_AddRefed<CSSValue> DoGetWindowTransform();
|
|
already_AddRefed<CSSValue> DoGetWindowTransformOrigin();
|
|
|
|
/* Column properties */
|
|
already_AddRefed<CSSValue> DoGetColumnCount();
|
|
already_AddRefed<CSSValue> DoGetColumnFill();
|
|
already_AddRefed<CSSValue> DoGetColumnSpan();
|
|
already_AddRefed<CSSValue> DoGetColumnWidth();
|
|
already_AddRefed<CSSValue> DoGetColumnGap();
|
|
already_AddRefed<CSSValue> DoGetColumnRuleWidth();
|
|
already_AddRefed<CSSValue> DoGetColumnRuleStyle();
|
|
already_AddRefed<CSSValue> DoGetColumnRuleColor();
|
|
|
|
/* CSS Transitions */
|
|
already_AddRefed<CSSValue> DoGetTransitionProperty();
|
|
already_AddRefed<CSSValue> DoGetTransitionDuration();
|
|
already_AddRefed<CSSValue> DoGetTransitionDelay();
|
|
already_AddRefed<CSSValue> DoGetTransitionTimingFunction();
|
|
|
|
/* CSS Animations */
|
|
already_AddRefed<CSSValue> DoGetAnimationName();
|
|
already_AddRefed<CSSValue> DoGetAnimationDuration();
|
|
already_AddRefed<CSSValue> DoGetAnimationDelay();
|
|
already_AddRefed<CSSValue> DoGetAnimationTimingFunction();
|
|
already_AddRefed<CSSValue> DoGetAnimationDirection();
|
|
already_AddRefed<CSSValue> DoGetAnimationFillMode();
|
|
already_AddRefed<CSSValue> DoGetAnimationIterationCount();
|
|
already_AddRefed<CSSValue> DoGetAnimationPlayState();
|
|
|
|
/* CSS Flexbox properties */
|
|
already_AddRefed<CSSValue> DoGetFlexBasis();
|
|
already_AddRefed<CSSValue> DoGetFlexDirection();
|
|
already_AddRefed<CSSValue> DoGetFlexGrow();
|
|
already_AddRefed<CSSValue> DoGetFlexShrink();
|
|
already_AddRefed<CSSValue> DoGetFlexWrap();
|
|
|
|
/* CSS Flexbox/Grid properties */
|
|
already_AddRefed<CSSValue> DoGetOrder();
|
|
|
|
/* CSS Box Alignment properties */
|
|
already_AddRefed<CSSValue> DoGetAlignContent();
|
|
already_AddRefed<CSSValue> DoGetAlignItems();
|
|
already_AddRefed<CSSValue> DoGetAlignSelf();
|
|
already_AddRefed<CSSValue> DoGetJustifyContent();
|
|
already_AddRefed<CSSValue> DoGetJustifyItems();
|
|
already_AddRefed<CSSValue> DoGetJustifySelf();
|
|
|
|
/* SVG properties */
|
|
already_AddRefed<CSSValue> DoGetFill();
|
|
already_AddRefed<CSSValue> DoGetStroke();
|
|
already_AddRefed<CSSValue> DoGetMarkerEnd();
|
|
already_AddRefed<CSSValue> DoGetMarkerMid();
|
|
already_AddRefed<CSSValue> DoGetMarkerStart();
|
|
already_AddRefed<CSSValue> DoGetStrokeDasharray();
|
|
|
|
already_AddRefed<CSSValue> DoGetStrokeDashoffset();
|
|
already_AddRefed<CSSValue> DoGetStrokeWidth();
|
|
already_AddRefed<CSSValue> DoGetVectorEffect();
|
|
|
|
already_AddRefed<CSSValue> DoGetFillOpacity();
|
|
already_AddRefed<CSSValue> DoGetFloodOpacity();
|
|
already_AddRefed<CSSValue> DoGetStopOpacity();
|
|
already_AddRefed<CSSValue> DoGetStrokeMiterlimit();
|
|
already_AddRefed<CSSValue> DoGetStrokeOpacity();
|
|
|
|
already_AddRefed<CSSValue> DoGetClipRule();
|
|
already_AddRefed<CSSValue> DoGetFillRule();
|
|
already_AddRefed<CSSValue> DoGetStrokeLinecap();
|
|
already_AddRefed<CSSValue> DoGetStrokeLinejoin();
|
|
already_AddRefed<CSSValue> DoGetTextAnchor();
|
|
|
|
already_AddRefed<CSSValue> DoGetColorInterpolation();
|
|
already_AddRefed<CSSValue> DoGetColorInterpolationFilters();
|
|
already_AddRefed<CSSValue> DoGetDominantBaseline();
|
|
already_AddRefed<CSSValue> DoGetImageRendering();
|
|
already_AddRefed<CSSValue> DoGetShapeRendering();
|
|
already_AddRefed<CSSValue> DoGetTextRendering();
|
|
|
|
already_AddRefed<CSSValue> DoGetFloodColor();
|
|
already_AddRefed<CSSValue> DoGetLightingColor();
|
|
already_AddRefed<CSSValue> DoGetStopColor();
|
|
|
|
already_AddRefed<CSSValue> DoGetClipPath();
|
|
already_AddRefed<CSSValue> DoGetFilter();
|
|
already_AddRefed<CSSValue> DoGetMaskType();
|
|
already_AddRefed<CSSValue> DoGetPaintOrder();
|
|
|
|
already_AddRefed<CSSValue> DoGetContextProperties();
|
|
|
|
/* Custom properties */
|
|
already_AddRefed<CSSValue> DoGetCustomProperty(const nsAString& aPropertyName);
|
|
|
|
/* Helper functions */
|
|
void SetToRGBAColor(nsROCSSPrimitiveValue* aValue, nscolor aColor);
|
|
void SetValueFromComplexColor(nsROCSSPrimitiveValue* aValue,
|
|
const mozilla::StyleComplexColor& aColor);
|
|
void SetValueToStyleImage(const nsStyleImage& aStyleImage,
|
|
nsROCSSPrimitiveValue* aValue);
|
|
void SetValueToPositionCoord(const mozilla::Position::Coord& aCoord,
|
|
nsROCSSPrimitiveValue* aValue);
|
|
void SetValueToPosition(const mozilla::Position& aPosition,
|
|
nsDOMCSSValueList* aValueList);
|
|
void SetValueToURLValue(const mozilla::css::URLValueData* aURL,
|
|
nsROCSSPrimitiveValue* aValue);
|
|
|
|
/**
|
|
* A method to get a percentage base for a percentage value. Returns true
|
|
* if a percentage base value was determined, false otherwise.
|
|
*/
|
|
typedef bool (nsComputedDOMStyle::*PercentageBaseGetter)(nscoord&);
|
|
|
|
/**
|
|
* Method to set aValue to aCoord. If aCoord is a percentage value and
|
|
* aPercentageBaseGetter is not null, aPercentageBaseGetter is called. If it
|
|
* returns true, the percentage base it outputs in its out param is used
|
|
* to compute an nscoord value. If the getter is null or returns false,
|
|
* the percent value of aCoord is set as a percent value on aValue. aTable,
|
|
* if not null, is the keyword table to handle eStyleUnit_Enumerated. When
|
|
* calling SetAppUnits on aValue (for coord or percent values), the value
|
|
* passed in will be clamped to be no less than aMinAppUnits and no more than
|
|
* aMaxAppUnits.
|
|
*
|
|
* XXXbz should caller pass in some sort of bitfield indicating which units
|
|
* can be expected or something?
|
|
*/
|
|
void SetValueToCoord(nsROCSSPrimitiveValue* aValue,
|
|
const nsStyleCoord& aCoord,
|
|
bool aClampNegativeCalc,
|
|
PercentageBaseGetter aPercentageBaseGetter = nullptr,
|
|
const KTableEntry aTable[] = nullptr,
|
|
nscoord aMinAppUnits = nscoord_MIN,
|
|
nscoord aMaxAppUnits = nscoord_MAX);
|
|
|
|
/**
|
|
* If aCoord is a eStyleUnit_Coord returns the nscoord. If it's
|
|
* eStyleUnit_Percent, attempts to resolve the percentage base and returns
|
|
* the resulting nscoord. If it's some other unit or a percentge base can't
|
|
* be determined, returns aDefaultValue.
|
|
*/
|
|
nscoord StyleCoordToNSCoord(const nsStyleCoord& aCoord,
|
|
PercentageBaseGetter aPercentageBaseGetter,
|
|
nscoord aDefaultValue,
|
|
bool aClampNegativeCalc);
|
|
|
|
/**
|
|
* Append coord values from four sides. It omits values when possible.
|
|
*/
|
|
void AppendFourSideCoordValues(nsDOMCSSValueList* aList,
|
|
const nsStyleSides& aValues);
|
|
|
|
bool GetCBContentWidth(nscoord& aWidth);
|
|
bool GetCBContentHeight(nscoord& aWidth);
|
|
bool GetScrollFrameContentWidth(nscoord& aWidth);
|
|
bool GetScrollFrameContentHeight(nscoord& aHeight);
|
|
bool GetFrameBoundsWidthForTransform(nscoord &aWidth);
|
|
bool GetFrameBoundsHeightForTransform(nscoord &aHeight);
|
|
bool GetFrameBorderRectWidth(nscoord& aWidth);
|
|
bool GetFrameBorderRectHeight(nscoord& aHeight);
|
|
|
|
/* Helper functions for computing and serializing a nsStyleCoord. */
|
|
void SetCssTextToCoord(nsAString& aCssText, const nsStyleCoord& aCoord,
|
|
bool aClampNegativeCalc);
|
|
already_AddRefed<CSSValue> CreatePrimitiveValueForStyleFilter(
|
|
const nsStyleFilter& aStyleFilter);
|
|
|
|
already_AddRefed<CSSValue>
|
|
GetShapeSource(const mozilla::StyleShapeSource& aShapeSource,
|
|
const KTableEntry aBoxKeywordTable[]);
|
|
|
|
template<typename ReferenceBox>
|
|
already_AddRefed<CSSValue>
|
|
CreatePrimitiveValueForShapeSource(
|
|
const mozilla::UniquePtr<mozilla::StyleBasicShape>& aStyleBasicShape,
|
|
ReferenceBox aReferenceBox,
|
|
const KTableEntry aBoxKeywordTable[]);
|
|
|
|
// Helper function for computing basic shape styles.
|
|
already_AddRefed<CSSValue> CreatePrimitiveValueForBasicShape(
|
|
const mozilla::UniquePtr<mozilla::StyleBasicShape>& aStyleBasicShape);
|
|
void BoxValuesToString(nsAString& aString,
|
|
const nsTArray<nsStyleCoord>& aBoxValues,
|
|
bool aClampNegativeCalc);
|
|
void BasicShapeRadiiToString(nsAString& aCssText,
|
|
const nsStyleCorners& aCorners);
|
|
|
|
// Find out if we can safely skip flushing for aDocument (i.e. pending
|
|
// restyles does not affect mContent).
|
|
mozilla::FlushTarget GetFlushTarget(nsIDocument* aDocument) const;
|
|
|
|
|
|
static nsComputedStyleMap* GetComputedStyleMap();
|
|
|
|
// We don't really have a good immutable representation of "presentation".
|
|
// Given the way GetComputedStyle is currently used, we should just grab the
|
|
// 0th presshell, if any, from the document.
|
|
nsWeakPtr mDocumentWeak;
|
|
nsCOMPtr<nsIContent> mContent;
|
|
|
|
/**
|
|
* Strong reference to the style context we access data from. This can be
|
|
* either a style context we resolved ourselves or a style context we got
|
|
* from our frame.
|
|
*
|
|
* If we got the style context from the frame, we clear out mStyleContext
|
|
* in ClearCurrentStyleSources. If we resolved one ourselves, then
|
|
* ClearCurrentStyleSources leaves it in mStyleContext for use the next
|
|
* time this nsComputedDOMStyle object is queried. UpdateCurrentStyleSources
|
|
* in this case will check that the style context is still valid to be used,
|
|
* by checking whether flush styles results in any restyles having been
|
|
* processed.
|
|
*
|
|
* Since an ArenaRefPtr is used to hold the style context, it will be cleared
|
|
* if the pres arena from which it was allocated goes away.
|
|
*/
|
|
mozilla::ArenaRefPtr<nsStyleContext> mStyleContext;
|
|
RefPtr<nsAtom> mPseudo;
|
|
|
|
/*
|
|
* While computing style data, the primary frame for mContent --- named "outer"
|
|
* because we should use it to compute positioning data. Null
|
|
* otherwise.
|
|
*/
|
|
nsIFrame* mOuterFrame;
|
|
/*
|
|
* While computing style data, the "inner frame" for mContent --- the frame
|
|
* which we should use to compute margin, border, padding and content data. Null
|
|
* otherwise.
|
|
*/
|
|
nsIFrame* mInnerFrame;
|
|
/*
|
|
* While computing style data, the presshell we're working with. Null
|
|
* otherwise.
|
|
*/
|
|
nsIPresShell* mPresShell;
|
|
|
|
/*
|
|
* The kind of styles we should be returning.
|
|
*/
|
|
StyleType mStyleType;
|
|
|
|
/**
|
|
* The nsComputedDOMStyle generation at the time we last resolved a style
|
|
* context and stored it in mStyleContext.
|
|
*/
|
|
uint64_t mStyleContextGeneration;
|
|
|
|
bool mExposeVisitedStyle;
|
|
|
|
/**
|
|
* Whether we resolved a style context last time we called
|
|
* UpdateCurrentStyleSources. Initially false.
|
|
*/
|
|
bool mResolvedStyleContext;
|
|
|
|
/**
|
|
* Whether we include animation rules in the computed style.
|
|
*/
|
|
AnimationFlag mAnimationFlag;
|
|
|
|
#ifdef DEBUG
|
|
bool mFlushedPendingReflows;
|
|
#endif
|
|
};
|
|
|
|
already_AddRefed<nsComputedDOMStyle>
|
|
NS_NewComputedDOMStyle(mozilla::dom::Element* aElement,
|
|
const nsAString& aPseudoElt,
|
|
nsIPresShell* aPresShell,
|
|
nsComputedDOMStyle::StyleType aStyleType =
|
|
nsComputedDOMStyle::eAll,
|
|
nsComputedDOMStyle::AnimationFlag aFlag =
|
|
nsComputedDOMStyle::eWithAnimation);
|
|
|
|
#endif /* nsComputedDOMStyle_h__ */
|