зеркало из https://github.com/mozilla/gecko-dev.git
757 строки
37 KiB
C++
757 строки
37 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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#ifndef mozilla_ServoBindings_h
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#define mozilla_ServoBindings_h
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#include <stdint.h>
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#include "mozilla/AtomArray.h"
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#include "mozilla/ServoTypes.h"
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#include "mozilla/ServoBindingTypes.h"
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#include "mozilla/ServoComputedDataInlines.h"
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#include "mozilla/ServoElementSnapshot.h"
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#include "mozilla/css/DocumentMatchingFunction.h"
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#include "mozilla/css/SheetLoadData.h"
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#include "mozilla/css/SheetParsingMode.h"
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#include "mozilla/EffectCompositor.h"
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#include "mozilla/ComputedTimingFunction.h"
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#include "nsChangeHint.h"
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#include "nsIDocument.h"
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/*
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* API for Servo to access Gecko data structures.
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*
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* Functions beginning with Gecko_ are implemented in Gecko and invoked from Servo.
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* Functions beginning with Servo_ are implemented in Servo and invoked from Gecko.
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*/
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class nsAtom;
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class nsIPrincipal;
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class nsIURI;
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struct nsFont;
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namespace mozilla {
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class FontFamilyList;
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struct FontFamilyName;
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enum FontFamilyType : uint8_t;
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class SharedFontList;
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enum class CSSPseudoElementType : uint8_t;
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struct Keyframe;
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struct StyleTransition;
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namespace css {
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class ErrorReporter;
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struct URLValue;
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class LoaderReusableStyleSheets;
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};
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namespace dom {
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enum class IterationCompositeOperation : uint8_t;
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};
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enum class UpdateAnimationsTasks : uint8_t;
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struct LangGroupFontPrefs;
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class SeenPtrs;
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class ComputedStyle;
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class StyleSheet;
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class ServoElementSnapshotTable;
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enum class PointerCapabilities : uint8_t;
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}
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using mozilla::FontFamilyList;
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using mozilla::FontFamilyName;
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using mozilla::FontFamilyType;
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using mozilla::ServoElementSnapshot;
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using mozilla::SharedFontList;
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struct nsMediaFeature;
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class nsSimpleContentList;
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struct nsStyleList;
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struct nsStyleImage;
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struct nsStyleGradientStop;
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class nsStyleGradient;
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class nsStyleCoord;
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struct nsStyleDisplay;
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class nsXBLBinding;
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#ifdef NIGHTLY_BUILD
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const bool GECKO_IS_NIGHTLY = true;
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#else
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const bool GECKO_IS_NIGHTLY = false;
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#endif
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#define NS_DECL_THREADSAFE_FFI_REFCOUNTING(class_, name_) \
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void Gecko_AddRef##name_##ArbitraryThread(class_* aPtr); \
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void Gecko_Release##name_##ArbitraryThread(class_* aPtr);
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#define NS_IMPL_THREADSAFE_FFI_REFCOUNTING(class_, name_) \
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static_assert(class_::HasThreadSafeRefCnt::value, \
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"NS_DECL_THREADSAFE_FFI_REFCOUNTING can only be used with " \
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"classes that have thread-safe refcounting"); \
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void Gecko_AddRef##name_##ArbitraryThread(class_* aPtr) \
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{ NS_ADDREF(aPtr); } \
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void Gecko_Release##name_##ArbitraryThread(class_* aPtr) \
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{ NS_RELEASE(aPtr); }
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#define NS_DECL_FFI_REFCOUNTING(class_, name_) \
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void Gecko_##name_##_AddRef(class_* aPtr); \
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void Gecko_##name_##_Release(class_* aPtr);
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#define NS_IMPL_FFI_REFCOUNTING(class_, name_) \
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void Gecko_##name_##_AddRef(class_* aPtr) \
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{ MOZ_ASSERT(NS_IsMainThread()); NS_ADDREF(aPtr); } \
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void Gecko_##name_##_Release(class_* aPtr) \
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{ MOZ_ASSERT(NS_IsMainThread()); NS_RELEASE(aPtr); }
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#define DEFINE_ARRAY_TYPE_FOR(type_) \
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struct nsTArrayBorrowed_##type_ { \
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nsTArray<type_>* mArray; \
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MOZ_IMPLICIT nsTArrayBorrowed_##type_(nsTArray<type_>* aArray) \
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: mArray(aArray) {} \
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}
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DEFINE_ARRAY_TYPE_FOR(uintptr_t);
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#undef DEFINE_ARRAY_TYPE_FOR
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extern "C" {
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class ServoBundledURI
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{
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public:
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// NOTE(emilio): Not calling IntoCssUrl will cause to leak the
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// string, so don't do that :)
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already_AddRefed<mozilla::css::URLValue> IntoCssUrl(mozilla::CORSMode);
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mozilla::ServoRawOffsetArc<RustString> mURLString;
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mozilla::URLExtraData* mExtraData;
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};
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struct FontSizePrefs
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{
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void CopyFrom(const mozilla::LangGroupFontPrefs&);
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nscoord mDefaultVariableSize;
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nscoord mDefaultFixedSize;
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nscoord mDefaultSerifSize;
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nscoord mDefaultSansSerifSize;
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nscoord mDefaultMonospaceSize;
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nscoord mDefaultCursiveSize;
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nscoord mDefaultFantasySize;
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};
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struct MediumFeaturesChangedResult {
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bool mAffectsDocumentRules;
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bool mAffectsNonDocumentRules;
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bool mUsesViewportUnits;
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};
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// Debugging stuff.
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void Gecko_Element_DebugListAttributes(RawGeckoElementBorrowed, nsCString*);
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void Gecko_Snapshot_DebugListAttributes(const ServoElementSnapshot*, nsCString*);
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bool Gecko_IsSignificantChild(RawGeckoNodeBorrowed node, bool whitespace_is_significant);
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RawGeckoNodeBorrowedOrNull Gecko_GetLastChild(RawGeckoNodeBorrowed node);
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RawGeckoNodeBorrowedOrNull Gecko_GetPreviousSibling(RawGeckoNodeBorrowed node);
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RawGeckoNodeBorrowedOrNull Gecko_GetFlattenedTreeParentNode(RawGeckoNodeBorrowed node);
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RawGeckoElementBorrowedOrNull Gecko_GetBeforeOrAfterPseudo(RawGeckoElementBorrowed element, bool is_before);
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nsTArray<nsIContent*>* Gecko_GetAnonymousContentForElement(RawGeckoElementBorrowed element);
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const nsTArray<RefPtr<nsINode>>* Gecko_GetAssignedNodes(RawGeckoElementBorrowed element);
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void Gecko_DestroyAnonymousContentList(nsTArray<nsIContent*>* anon_content);
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void Gecko_ComputedStyle_Init(mozilla::ComputedStyle* context,
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RawGeckoPresContextBorrowed pres_context,
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ServoComputedDataBorrowed values,
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mozilla::CSSPseudoElementType pseudo_type,
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nsAtom* pseudo_tag);
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void Gecko_ComputedStyle_Destroy(mozilla::ComputedStyle* context);
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// By default, Servo walks the DOM by traversing the siblings of the DOM-view
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// first child. This generally works, but misses anonymous children, which we
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// want to traverse during styling. To support these cases, we create an
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// optional stack-allocated iterator in aIterator for nodes that need it.
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void Gecko_ConstructStyleChildrenIterator(RawGeckoElementBorrowed aElement,
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RawGeckoStyleChildrenIteratorBorrowedMut aIterator);
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void Gecko_DestroyStyleChildrenIterator(RawGeckoStyleChildrenIteratorBorrowedMut aIterator);
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RawGeckoNodeBorrowedOrNull Gecko_GetNextStyleChild(RawGeckoStyleChildrenIteratorBorrowedMut it);
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NS_DECL_THREADSAFE_FFI_REFCOUNTING(mozilla::css::SheetLoadDataHolder, SheetLoadDataHolder);
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void Gecko_StyleSheet_FinishAsyncParse(mozilla::css::SheetLoadDataHolder* data,
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RawServoStyleSheetContentsStrong sheet_contents,
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StyleUseCountersOwnedOrNull use_counters);
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mozilla::StyleSheet*
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Gecko_LoadStyleSheet(mozilla::css::Loader* loader,
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mozilla::StyleSheet* parent,
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mozilla::css::SheetLoadData* parent_load_data,
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mozilla::css::LoaderReusableStyleSheets* reusable_sheets,
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ServoBundledURI url,
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RawServoMediaListStrong media_list);
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void
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Gecko_LoadStyleSheetAsync(mozilla::css::SheetLoadDataHolder* parent_data,
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ServoBundledURI url,
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RawServoMediaListStrong media_list,
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RawServoImportRuleStrong import_rule);
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// Selector Matching.
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uint64_t Gecko_ElementState(RawGeckoElementBorrowed element);
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bool Gecko_IsRootElement(RawGeckoElementBorrowed element);
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bool Gecko_MatchLang(RawGeckoElementBorrowed element,
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nsAtom* override_lang, bool has_override_lang,
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const char16_t* value);
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nsAtom* Gecko_GetXMLLangValue(RawGeckoElementBorrowed element);
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nsIDocument::DocumentTheme Gecko_GetDocumentLWTheme(const nsIDocument* aDocument);
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bool Gecko_IsTableBorderNonzero(RawGeckoElementBorrowed element);
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bool Gecko_IsBrowserFrame(RawGeckoElementBorrowed element);
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// Attributes.
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#define SERVO_DECLARE_ELEMENT_ATTR_MATCHING_FUNCTIONS(prefix_, implementor_) \
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nsAtom* prefix_##LangValue(implementor_ element); \
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bool prefix_##HasAttr(implementor_ element, nsAtom* ns, nsAtom* name); \
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bool prefix_##AttrEquals(implementor_ element, nsAtom* ns, nsAtom* name, \
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nsAtom* str, bool ignoreCase); \
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bool prefix_##AttrDashEquals(implementor_ element, nsAtom* ns, \
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nsAtom* name, nsAtom* str, bool ignore_case); \
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bool prefix_##AttrIncludes(implementor_ element, nsAtom* ns, \
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nsAtom* name, nsAtom* str, bool ignore_case); \
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bool prefix_##AttrHasSubstring(implementor_ element, nsAtom* ns, \
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nsAtom* name, nsAtom* str, \
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bool ignore_case); \
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bool prefix_##AttrHasPrefix(implementor_ element, nsAtom* ns, \
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nsAtom* name, nsAtom* str, bool ignore_case); \
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bool prefix_##AttrHasSuffix(implementor_ element, nsAtom* ns, \
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nsAtom* name, nsAtom* str, bool ignore_case);
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bool Gecko_AssertClassAttrValueIsSane(const nsAttrValue*);
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const nsAttrValue* Gecko_GetSVGAnimatedClass(RawGeckoElementBorrowed);
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SERVO_DECLARE_ELEMENT_ATTR_MATCHING_FUNCTIONS(Gecko_, RawGeckoElementBorrowed)
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SERVO_DECLARE_ELEMENT_ATTR_MATCHING_FUNCTIONS(Gecko_Snapshot,
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const ServoElementSnapshot*)
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#undef SERVO_DECLARE_ELEMENT_ATTR_MATCHING_FUNCTIONS
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// Style attributes.
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RawServoDeclarationBlockStrongBorrowedOrNull
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Gecko_GetStyleAttrDeclarationBlock(RawGeckoElementBorrowed element);
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void Gecko_UnsetDirtyStyleAttr(RawGeckoElementBorrowed element);
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RawServoDeclarationBlockStrongBorrowedOrNull
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Gecko_GetHTMLPresentationAttrDeclarationBlock(RawGeckoElementBorrowed element);
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RawServoDeclarationBlockStrongBorrowedOrNull
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Gecko_GetExtraContentStyleDeclarations(RawGeckoElementBorrowed element);
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RawServoDeclarationBlockStrongBorrowedOrNull
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Gecko_GetUnvisitedLinkAttrDeclarationBlock(RawGeckoElementBorrowed element);
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RawServoDeclarationBlockStrongBorrowedOrNull
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Gecko_GetVisitedLinkAttrDeclarationBlock(RawGeckoElementBorrowed element);
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RawServoDeclarationBlockStrongBorrowedOrNull
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Gecko_GetActiveLinkAttrDeclarationBlock(RawGeckoElementBorrowed element);
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// Visited handling.
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// Returns whether visited styles are enabled for a given document.
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bool Gecko_VisitedStylesEnabled(const nsIDocument*);
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// Animations
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bool
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Gecko_GetAnimationRule(RawGeckoElementBorrowed aElementOrPseudo,
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mozilla::EffectCompositor::CascadeLevel aCascadeLevel,
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RawServoAnimationValueMapBorrowedMut aAnimationValues);
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bool Gecko_StyleAnimationsEquals(RawGeckoStyleAnimationListBorrowed,
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RawGeckoStyleAnimationListBorrowed);
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void Gecko_CopyAnimationNames(RawGeckoStyleAnimationListBorrowedMut aDest,
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RawGeckoStyleAnimationListBorrowed aSrc);
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// This function takes an already addrefed nsAtom
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void Gecko_SetAnimationName(mozilla::StyleAnimation* aStyleAnimation,
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nsAtom* aAtom);
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void Gecko_UpdateAnimations(RawGeckoElementBorrowed aElementOrPseudo,
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ComputedStyleBorrowedOrNull aOldComputedValues,
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ComputedStyleBorrowedOrNull aComputedValues,
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mozilla::UpdateAnimationsTasks aTasks);
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size_t Gecko_GetAnimationEffectCount(RawGeckoElementBorrowed aElementOrPseudo);
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bool Gecko_ElementHasAnimations(RawGeckoElementBorrowed aElementOrPseudo);
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bool Gecko_ElementHasCSSAnimations(RawGeckoElementBorrowed aElementOrPseudo);
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bool Gecko_ElementHasCSSTransitions(RawGeckoElementBorrowed aElementOrPseudo);
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size_t Gecko_ElementTransitions_Length(RawGeckoElementBorrowed aElementOrPseudo);
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nsCSSPropertyID Gecko_ElementTransitions_PropertyAt(
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RawGeckoElementBorrowed aElementOrPseudo,
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size_t aIndex);
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RawServoAnimationValueBorrowedOrNull Gecko_ElementTransitions_EndValueAt(
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RawGeckoElementBorrowed aElementOrPseudo,
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size_t aIndex);
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double Gecko_GetProgressFromComputedTiming(RawGeckoComputedTimingBorrowed aComputedTiming);
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double Gecko_GetPositionInSegment(
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RawGeckoAnimationPropertySegmentBorrowed aSegment,
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double aProgress,
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mozilla::ComputedTimingFunction::BeforeFlag aBeforeFlag);
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// Get servo's AnimationValue for |aProperty| from the cached base style
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// |aBaseStyles|.
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// |aBaseStyles| is nsRefPtrHashtable<nsUint32HashKey, RawServoAnimationValue>.
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// We use RawServoAnimationValueTableBorrowed to avoid exposing nsRefPtrHashtable in FFI.
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RawServoAnimationValueBorrowedOrNull Gecko_AnimationGetBaseStyle(
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RawServoAnimationValueTableBorrowed aBaseStyles,
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nsCSSPropertyID aProperty);
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void Gecko_StyleTransition_SetUnsupportedProperty(
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mozilla::StyleTransition* aTransition,
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nsAtom* aAtom);
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// Atoms.
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nsAtom* Gecko_Atomize(const char* aString, uint32_t aLength);
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nsAtom* Gecko_Atomize16(const nsAString* aString);
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void Gecko_AddRefAtom(nsAtom* aAtom);
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void Gecko_ReleaseAtom(nsAtom* aAtom);
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// Font style
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void Gecko_CopyFontFamilyFrom(nsFont* dst, const nsFont* src);
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void Gecko_nsTArray_FontFamilyName_AppendNamed(nsTArray<FontFamilyName>* aNames, nsAtom* aName, bool aQuoted);
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void Gecko_nsTArray_FontFamilyName_AppendGeneric(nsTArray<FontFamilyName>* aNames, FontFamilyType aType);
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// Returns an already-AddRefed SharedFontList with an empty mNames array.
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SharedFontList* Gecko_SharedFontList_Create();
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size_t Gecko_SharedFontList_SizeOfIncludingThis(SharedFontList* fontlist);
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size_t Gecko_SharedFontList_SizeOfIncludingThisIfUnshared(SharedFontList* fontlist);
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NS_DECL_THREADSAFE_FFI_REFCOUNTING(mozilla::SharedFontList, SharedFontList);
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// will not run destructors on dst, give it uninitialized memory
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// font_id is LookAndFeel::FontID
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void Gecko_nsFont_InitSystem(nsFont* dst, int32_t font_id,
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const nsStyleFont* font, RawGeckoPresContextBorrowed pres_context);
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void Gecko_nsFont_Destroy(nsFont* dst);
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// The gfxFontFeatureValueSet returned from this function has zero reference.
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gfxFontFeatureValueSet* Gecko_ConstructFontFeatureValueSet();
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nsTArray<unsigned int>* Gecko_AppendFeatureValueHashEntry(
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gfxFontFeatureValueSet* value_set, nsAtom* family, uint32_t alternate, nsAtom* name);
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void Gecko_nsFont_SetFontFeatureValuesLookup(nsFont* font,
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const RawGeckoPresContext* pres_context);
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void Gecko_nsFont_ResetFontFeatureValuesLookup(nsFont* font);
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// Font variant alternates
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void Gecko_ClearAlternateValues(nsFont* font, size_t length);
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void Gecko_AppendAlternateValues(nsFont* font, uint32_t alternate_name, nsAtom* atom);
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void Gecko_CopyAlternateValuesFrom(nsFont* dest, const nsFont* src);
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// Visibility style
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void Gecko_SetImageOrientation(nsStyleVisibility* aVisibility,
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uint8_t aOrientation,
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bool aFlip);
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void Gecko_SetImageOrientationAsFromImage(nsStyleVisibility* aVisibility);
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void Gecko_CopyImageOrientationFrom(nsStyleVisibility* aDst,
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const nsStyleVisibility* aSrc);
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// Counter style.
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// This function takes an already addrefed nsAtom
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void Gecko_SetCounterStyleToName(mozilla::CounterStylePtr* ptr, nsAtom* name,
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RawGeckoPresContextBorrowed pres_context);
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void Gecko_SetCounterStyleToSymbols(mozilla::CounterStylePtr* ptr,
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uint8_t symbols_type,
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nsACString const* const* symbols,
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uint32_t symbols_count);
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void Gecko_SetCounterStyleToString(mozilla::CounterStylePtr* ptr,
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const nsACString* symbol);
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void Gecko_CopyCounterStyle(mozilla::CounterStylePtr* dst,
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const mozilla::CounterStylePtr* src);
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nsAtom* Gecko_CounterStyle_GetName(const mozilla::CounterStylePtr* ptr);
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const mozilla::AnonymousCounterStyle*
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Gecko_CounterStyle_GetAnonymous(const mozilla::CounterStylePtr* ptr);
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// background-image style.
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void Gecko_SetNullImageValue(nsStyleImage* image);
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void Gecko_SetGradientImageValue(nsStyleImage* image, nsStyleGradient* gradient);
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void Gecko_SetLayerImageImageValue(nsStyleImage* image,
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mozilla::css::URLValue* image_value);
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void Gecko_SetImageElement(nsStyleImage* image, nsAtom* atom);
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void Gecko_CopyImageValueFrom(nsStyleImage* image, const nsStyleImage* other);
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void Gecko_InitializeImageCropRect(nsStyleImage* image);
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nsStyleGradient* Gecko_CreateGradient(uint8_t shape,
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uint8_t size,
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bool repeating,
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bool legacy_syntax,
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bool moz_legacy_syntax,
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uint32_t stops);
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const nsStyleImageRequest* Gecko_GetImageRequest(const nsStyleImage* image);
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nsAtom* Gecko_GetImageElement(const nsStyleImage* image);
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const nsStyleGradient* Gecko_GetGradientImageValue(const nsStyleImage* image);
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// list-style-image style.
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void Gecko_SetListStyleImageNone(nsStyleList* style_struct);
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void Gecko_SetListStyleImageImageValue(nsStyleList* style_struct,
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mozilla::css::URLValue* aImageValue);
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void Gecko_CopyListStyleImageFrom(nsStyleList* dest, const nsStyleList* src);
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// cursor style.
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void Gecko_SetCursorArrayLength(nsStyleUI* ui, size_t len);
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void Gecko_SetCursorImageValue(nsCursorImage* aCursor,
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mozilla::css::URLValue* aImageValue);
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void Gecko_CopyCursorArrayFrom(nsStyleUI* dest, const nsStyleUI* src);
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void Gecko_SetContentDataImageValue(nsStyleContentData* aList,
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mozilla::css::URLValue* aImageValue);
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nsStyleContentData::CounterFunction* Gecko_SetCounterFunction(
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nsStyleContentData* content_data, mozilla::StyleContentType);
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// Dirtiness tracking.
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void Gecko_SetNodeFlags(RawGeckoNodeBorrowed node, uint32_t flags);
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void Gecko_UnsetNodeFlags(RawGeckoNodeBorrowed node, uint32_t flags);
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void Gecko_NoteDirtyElement(RawGeckoElementBorrowed element);
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void Gecko_NoteDirtySubtreeForInvalidation(RawGeckoElementBorrowed element);
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void Gecko_NoteAnimationOnlyDirtyElement(RawGeckoElementBorrowed element);
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bool Gecko_AnimationNameMayBeReferencedFromStyle(
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RawGeckoPresContextBorrowed pres_context,
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nsAtom* name);
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// Incremental restyle.
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mozilla::CSSPseudoElementType Gecko_GetImplementedPseudo(RawGeckoElementBorrowed element);
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// We'd like to return `nsChangeHint` here, but bindgen bitfield enums don't
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// work as return values with the Linux 32-bit ABI at the moment because
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// they wrap the value in a struct.
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uint32_t Gecko_CalcStyleDifference(ComputedStyleBorrowed old_style,
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ComputedStyleBorrowed new_style,
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bool* any_style_struct_changed,
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bool* reset_only_changed);
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|
|
// Get an element snapshot for a given element from the table.
|
|
const ServoElementSnapshot*
|
|
Gecko_GetElementSnapshot(const mozilla::ServoElementSnapshotTable* table,
|
|
RawGeckoElementBorrowed element);
|
|
|
|
// Have we seen this pointer before?
|
|
bool
|
|
Gecko_HaveSeenPtr(mozilla::SeenPtrs* table, const void* ptr);
|
|
|
|
// `array` must be an nsTArray
|
|
// If changing this signature, please update the
|
|
// friend function declaration in nsTArray.h
|
|
void Gecko_EnsureTArrayCapacity(void* array, size_t capacity, size_t elem_size);
|
|
|
|
// Same here, `array` must be an nsTArray<T>, for some T.
|
|
//
|
|
// Important note: Only valid for POD types, since destructors won't be run
|
|
// otherwise. This is ensured with rust traits for the relevant structs.
|
|
void Gecko_ClearPODTArray(void* array, size_t elem_size, size_t elem_align);
|
|
|
|
void Gecko_ResizeTArrayForStrings(nsTArray<nsString>* array, uint32_t length);
|
|
|
|
void Gecko_SetStyleGridTemplate(mozilla::UniquePtr<nsStyleGridTemplate>* grid_template,
|
|
nsStyleGridTemplate* value);
|
|
|
|
nsStyleGridTemplate* Gecko_CreateStyleGridTemplate(uint32_t track_sizes,
|
|
uint32_t name_size);
|
|
|
|
void Gecko_CopyStyleGridTemplateValues(mozilla::UniquePtr<nsStyleGridTemplate>* grid_template,
|
|
const nsStyleGridTemplate* other);
|
|
|
|
mozilla::css::GridTemplateAreasValue* Gecko_NewGridTemplateAreasValue(uint32_t areas,
|
|
uint32_t templates,
|
|
uint32_t columns);
|
|
NS_DECL_THREADSAFE_FFI_REFCOUNTING(mozilla::css::GridTemplateAreasValue, GridTemplateAreasValue);
|
|
|
|
// Clear the mContents, mCounterIncrements, or mCounterResets field in nsStyleContent. This is
|
|
// needed to run the destructors, otherwise we'd leak the images, strings, and whatnot.
|
|
void Gecko_ClearAndResizeStyleContents(nsStyleContent* content,
|
|
uint32_t how_many);
|
|
void Gecko_ClearAndResizeCounterIncrements(nsStyleContent* content,
|
|
uint32_t how_many);
|
|
void Gecko_ClearAndResizeCounterResets(nsStyleContent* content,
|
|
uint32_t how_many);
|
|
void Gecko_CopyStyleContentsFrom(nsStyleContent* content, const nsStyleContent* other);
|
|
void Gecko_CopyCounterResetsFrom(nsStyleContent* content, const nsStyleContent* other);
|
|
void Gecko_CopyCounterIncrementsFrom(nsStyleContent* content, const nsStyleContent* other);
|
|
|
|
void Gecko_EnsureImageLayersLength(nsStyleImageLayers* layers, size_t len,
|
|
nsStyleImageLayers::LayerType layer_type);
|
|
|
|
void Gecko_EnsureStyleAnimationArrayLength(void* array, size_t len);
|
|
void Gecko_EnsureStyleTransitionArrayLength(void* array, size_t len);
|
|
|
|
void Gecko_ClearWillChange(nsStyleDisplay* display, size_t length);
|
|
void Gecko_AppendWillChange(nsStyleDisplay* display, nsAtom* atom);
|
|
void Gecko_CopyWillChangeFrom(nsStyleDisplay* dest, nsStyleDisplay* src);
|
|
|
|
// Searches from the beginning of |keyframes| for a Keyframe object with the
|
|
// specified offset and timing function. If none is found, a new Keyframe object
|
|
// with the specified |offset| and |timingFunction| will be prepended to
|
|
// |keyframes|.
|
|
//
|
|
// @param keyframes An array of Keyframe objects, sorted by offset.
|
|
// The first Keyframe in the array, if any, MUST have an
|
|
// offset greater than or equal to |offset|.
|
|
// @param offset The offset to search for, or, if no suitable Keyframe is
|
|
// found, the offset to use for the created Keyframe.
|
|
// Must be a floating point number in the range [0.0, 1.0].
|
|
// @param timingFunction The timing function to match, or, if no suitable
|
|
// Keyframe is found, to set on the created Keyframe.
|
|
//
|
|
// @returns The matching or created Keyframe.
|
|
mozilla::Keyframe* Gecko_GetOrCreateKeyframeAtStart(
|
|
RawGeckoKeyframeListBorrowedMut keyframes,
|
|
float offset,
|
|
const nsTimingFunction* timingFunction);
|
|
|
|
// As with Gecko_GetOrCreateKeyframeAtStart except that this method will search
|
|
// from the beginning of |keyframes| for a Keyframe with matching timing
|
|
// function and an offset of 0.0.
|
|
// Furthermore, if a matching Keyframe is not found, a new Keyframe will be
|
|
// inserted after the *last* Keyframe in |keyframes| with offset 0.0.
|
|
mozilla::Keyframe* Gecko_GetOrCreateInitialKeyframe(
|
|
RawGeckoKeyframeListBorrowedMut keyframes,
|
|
const nsTimingFunction* timingFunction);
|
|
|
|
// As with Gecko_GetOrCreateKeyframeAtStart except that this method will search
|
|
// from the *end* of |keyframes| for a Keyframe with matching timing function
|
|
// and an offset of 1.0. If a matching Keyframe is not found, a new Keyframe
|
|
// will be appended to the end of |keyframes|.
|
|
mozilla::Keyframe* Gecko_GetOrCreateFinalKeyframe(
|
|
RawGeckoKeyframeListBorrowedMut keyframes,
|
|
const nsTimingFunction* timingFunction);
|
|
|
|
// Appends and returns a new PropertyValuePair to |aProperties| initialized with
|
|
// its mProperty member set to |aProperty| and all other members initialized to
|
|
// their default values.
|
|
mozilla::PropertyValuePair* Gecko_AppendPropertyValuePair(
|
|
RawGeckoPropertyValuePairListBorrowedMut aProperties,
|
|
nsCSSPropertyID aProperty);
|
|
|
|
// Clean up pointer-based coordinates
|
|
void Gecko_ResetStyleCoord(nsStyleUnit* unit, nsStyleUnion* value);
|
|
|
|
// Set an nsStyleCoord to a computed `calc()` value
|
|
void Gecko_SetStyleCoordCalcValue(nsStyleUnit* unit, nsStyleUnion* value, nsStyleCoord::CalcValue calc);
|
|
|
|
void Gecko_CopyShapeSourceFrom(mozilla::StyleShapeSource* dst, const mozilla::StyleShapeSource* src);
|
|
|
|
void Gecko_DestroyShapeSource(mozilla::StyleShapeSource* shape);
|
|
void Gecko_NewBasicShape(mozilla::StyleShapeSource* shape,
|
|
mozilla::StyleBasicShapeType type);
|
|
void Gecko_NewShapeImage(mozilla::StyleShapeSource* shape);
|
|
void Gecko_StyleShapeSource_SetURLValue(mozilla::StyleShapeSource* shape, mozilla::css::URLValue* uri);
|
|
void Gecko_NewStyleSVGPath(mozilla::StyleShapeSource* shape);
|
|
void Gecko_SetStyleMotion(mozilla::UniquePtr<mozilla::StyleMotion>* aMotion,
|
|
mozilla::StyleMotion* aValue);
|
|
mozilla::StyleMotion* Gecko_NewStyleMotion();
|
|
void Gecko_CopyStyleMotions(mozilla::UniquePtr<mozilla::StyleMotion>* motion,
|
|
const mozilla::StyleMotion* other);
|
|
|
|
void Gecko_ResetFilters(nsStyleEffects* effects, size_t new_len);
|
|
void Gecko_CopyFiltersFrom(nsStyleEffects* aSrc, nsStyleEffects* aDest);
|
|
void Gecko_nsStyleFilter_SetURLValue(nsStyleFilter* effects, mozilla::css::URLValue* uri);
|
|
|
|
void Gecko_nsStyleSVGPaint_CopyFrom(nsStyleSVGPaint* dest, const nsStyleSVGPaint* src);
|
|
void Gecko_nsStyleSVGPaint_SetURLValue(nsStyleSVGPaint* paint, mozilla::css::URLValue* uri);
|
|
void Gecko_nsStyleSVGPaint_Reset(nsStyleSVGPaint* paint);
|
|
|
|
void Gecko_nsStyleSVG_SetDashArrayLength(nsStyleSVG* svg, uint32_t len);
|
|
void Gecko_nsStyleSVG_CopyDashArray(nsStyleSVG* dst, const nsStyleSVG* src);
|
|
void Gecko_nsStyleSVG_SetContextPropertiesLength(nsStyleSVG* svg, uint32_t len);
|
|
void Gecko_nsStyleSVG_CopyContextProperties(nsStyleSVG* dst, const nsStyleSVG* src);
|
|
|
|
mozilla::css::URLValue* Gecko_URLValue_Create(ServoBundledURI uri, mozilla::CORSMode aCORSMode);
|
|
size_t Gecko_URLValue_SizeOfIncludingThis(mozilla::css::URLValue* url);
|
|
void Gecko_GetComputedURLSpec(const mozilla::css::URLValue* url, nsCString* spec);
|
|
void Gecko_GetComputedImageURLSpec(const mozilla::css::URLValue* url, nsCString* spec);
|
|
void Gecko_nsIURI_Debug(nsIURI*, nsCString* spec);
|
|
|
|
NS_DECL_THREADSAFE_FFI_REFCOUNTING(mozilla::css::URLValue, CSSURLValue);
|
|
NS_DECL_THREADSAFE_FFI_REFCOUNTING(RawGeckoURLExtraData, URLExtraData);
|
|
|
|
void Gecko_FillAllImageLayers(nsStyleImageLayers* layers, uint32_t max_len);
|
|
NS_DECL_THREADSAFE_FFI_REFCOUNTING(nsStyleCoord::Calc, Calc);
|
|
|
|
nsCSSShadowArray* Gecko_NewCSSShadowArray(uint32_t len);
|
|
NS_DECL_THREADSAFE_FFI_REFCOUNTING(nsCSSShadowArray, CSSShadowArray);
|
|
|
|
nsStyleQuoteValues* Gecko_NewStyleQuoteValues(uint32_t len);
|
|
NS_DECL_THREADSAFE_FFI_REFCOUNTING(nsStyleQuoteValues, QuoteValues);
|
|
|
|
nsCSSValueSharedList* Gecko_NewCSSValueSharedList(uint32_t len);
|
|
nsCSSValueSharedList* Gecko_NewNoneTransform();
|
|
|
|
// Getter for nsCSSValue
|
|
nsCSSValueBorrowedMut Gecko_CSSValue_GetArrayItem(nsCSSValueBorrowedMut css_value, int32_t index);
|
|
// const version of the above function.
|
|
nsCSSValueBorrowed Gecko_CSSValue_GetArrayItemConst(nsCSSValueBorrowed css_value, int32_t index);
|
|
nsCSSKeyword Gecko_CSSValue_GetKeyword(nsCSSValueBorrowed aCSSValue);
|
|
float Gecko_CSSValue_GetNumber(nsCSSValueBorrowed css_value);
|
|
float Gecko_CSSValue_GetPercentage(nsCSSValueBorrowed css_value);
|
|
nsStyleCoord::CalcValue Gecko_CSSValue_GetCalc(nsCSSValueBorrowed aCSSValue);
|
|
|
|
void Gecko_CSSValue_SetNumber(nsCSSValueBorrowedMut css_value, float number);
|
|
void Gecko_CSSValue_SetKeyword(nsCSSValueBorrowedMut css_value, nsCSSKeyword keyword);
|
|
void Gecko_CSSValue_SetPercentage(nsCSSValueBorrowedMut css_value, float percent);
|
|
void Gecko_CSSValue_SetPixelLength(nsCSSValueBorrowedMut aCSSValue, float aLen);
|
|
void Gecko_CSSValue_SetCalc(nsCSSValueBorrowedMut css_value, nsStyleCoord::CalcValue calc);
|
|
void Gecko_CSSValue_SetFunction(nsCSSValueBorrowedMut css_value, int32_t len);
|
|
void Gecko_CSSValue_SetString(nsCSSValueBorrowedMut css_value,
|
|
const uint8_t* string, uint32_t len, nsCSSUnit unit);
|
|
void Gecko_CSSValue_SetStringFromAtom(nsCSSValueBorrowedMut css_value,
|
|
nsAtom* atom, nsCSSUnit unit);
|
|
// Take an addrefed nsAtom and set it to the nsCSSValue
|
|
void Gecko_CSSValue_SetAtomIdent(nsCSSValueBorrowedMut css_value, nsAtom* atom);
|
|
void Gecko_CSSValue_SetArray(nsCSSValueBorrowedMut css_value, int32_t len);
|
|
void Gecko_CSSValue_SetInt(nsCSSValueBorrowedMut css_value, int32_t integer, nsCSSUnit unit);
|
|
void Gecko_CSSValue_SetFloat(nsCSSValueBorrowedMut css_value, float value, nsCSSUnit unit);
|
|
void Gecko_CSSValue_SetPair(nsCSSValueBorrowedMut css_value,
|
|
nsCSSValueBorrowed xvalue, nsCSSValueBorrowed yvalue);
|
|
void Gecko_CSSValue_SetList(nsCSSValueBorrowedMut css_value, uint32_t len);
|
|
void Gecko_CSSValue_SetPairList(nsCSSValueBorrowedMut css_value, uint32_t len);
|
|
void Gecko_CSSValue_InitSharedList(nsCSSValueBorrowedMut css_value, uint32_t len);
|
|
void Gecko_CSSValue_Drop(nsCSSValueBorrowedMut css_value);
|
|
NS_DECL_THREADSAFE_FFI_REFCOUNTING(nsCSSValueSharedList, CSSValueSharedList);
|
|
|
|
float Gecko_FontStretch_ToFloat(mozilla::FontStretch aStretch);
|
|
void Gecko_FontStretch_SetFloat(mozilla::FontStretch* aStretch,
|
|
float aFloatValue);
|
|
float Gecko_FontSlantStyle_ToFloat(mozilla::FontSlantStyle aStyle);
|
|
void Gecko_FontSlantStyle_SetNormal(mozilla::FontSlantStyle*);
|
|
void Gecko_FontSlantStyle_SetItalic(mozilla::FontSlantStyle*);
|
|
void Gecko_FontSlantStyle_SetOblique(mozilla::FontSlantStyle*, float angle_degrees);
|
|
void Gecko_FontSlantStyle_Get(mozilla::FontSlantStyle,
|
|
bool* normal,
|
|
bool* italic,
|
|
float* oblique_angle);
|
|
|
|
float Gecko_FontWeight_ToFloat(mozilla::FontWeight aWeight);
|
|
void Gecko_FontWeight_SetFloat(mozilla::FontWeight* aWeight,
|
|
float aFloatValue);
|
|
|
|
void Gecko_nsStyleFont_SetLang(nsStyleFont* font, nsAtom* atom);
|
|
void Gecko_nsStyleFont_CopyLangFrom(nsStyleFont* aFont, const nsStyleFont* aSource);
|
|
void Gecko_nsStyleFont_FixupNoneGeneric(nsStyleFont* font,
|
|
RawGeckoPresContextBorrowed pres_context);
|
|
void Gecko_nsStyleFont_PrefillDefaultForGeneric(nsStyleFont* font,
|
|
RawGeckoPresContextBorrowed pres_context,
|
|
uint8_t generic_id);
|
|
void Gecko_nsStyleFont_FixupMinFontSize(nsStyleFont* font,
|
|
RawGeckoPresContextBorrowed pres_context);
|
|
FontSizePrefs Gecko_GetBaseSize(nsAtom* lang);
|
|
|
|
// XBL related functions.
|
|
RawGeckoElementBorrowedOrNull Gecko_GetBindingParent(RawGeckoElementBorrowed aElement);
|
|
RawServoAuthorStylesBorrowedOrNull Gecko_XBLBinding_GetRawServoStyles(RawGeckoXBLBindingBorrowed aXBLBinding);
|
|
bool Gecko_XBLBinding_InheritsStyle(RawGeckoXBLBindingBorrowed aXBLBinding);
|
|
|
|
struct GeckoFontMetrics
|
|
{
|
|
nscoord mChSize;
|
|
nscoord mXSize;
|
|
};
|
|
|
|
GeckoFontMetrics Gecko_GetFontMetrics(RawGeckoPresContextBorrowed pres_context,
|
|
bool is_vertical,
|
|
const nsStyleFont* font,
|
|
nscoord font_size,
|
|
bool use_user_font_set);
|
|
int32_t Gecko_GetAppUnitsPerPhysicalInch(RawGeckoPresContextBorrowed pres_context);
|
|
void InitializeServo();
|
|
void ShutdownServo();
|
|
void AssertIsMainThreadOrServoLangFontPrefsCacheLocked();
|
|
|
|
mozilla::StyleSheet* Gecko_StyleSheet_Clone(
|
|
const mozilla::StyleSheet* aSheet,
|
|
const mozilla::StyleSheet* aNewParentSheet);
|
|
void Gecko_StyleSheet_AddRef(const mozilla::StyleSheet* aSheet);
|
|
void Gecko_StyleSheet_Release(const mozilla::StyleSheet* aSheet);
|
|
|
|
nsCSSKeyword Gecko_LookupCSSKeyword(const uint8_t* string, uint32_t len);
|
|
const char* Gecko_CSSKeywordString(nsCSSKeyword keyword, uint32_t* len);
|
|
|
|
bool Gecko_IsDocumentBody(RawGeckoElementBorrowed element);
|
|
// We use an int32_t here instead of a LookAndFeel::ColorID
|
|
// because forward-declaring a nested enum/struct is impossible
|
|
nscolor Gecko_GetLookAndFeelSystemColor(int32_t color_id,
|
|
RawGeckoPresContextBorrowed pres_context);
|
|
|
|
void Gecko_AddPropertyToSet(nsCSSPropertyIDSetBorrowedMut, nsCSSPropertyID);
|
|
|
|
// Style-struct management.
|
|
#define STYLE_STRUCT(name) \
|
|
void Gecko_Construct_Default_nsStyle##name( \
|
|
nsStyle##name* ptr, \
|
|
RawGeckoPresContextBorrowed pres_context); \
|
|
void Gecko_CopyConstruct_nsStyle##name(nsStyle##name* ptr, \
|
|
const nsStyle##name* other); \
|
|
void Gecko_Destroy_nsStyle##name(nsStyle##name* ptr);
|
|
#include "nsStyleStructList.h"
|
|
#undef STYLE_STRUCT
|
|
|
|
void Gecko_RegisterProfilerThread(const char* name);
|
|
void Gecko_UnregisterProfilerThread();
|
|
|
|
bool Gecko_DocumentRule_UseForPresentation(RawGeckoPresContextBorrowed,
|
|
const nsACString* aPattern,
|
|
mozilla::css::DocumentMatchingFunction);
|
|
|
|
// Allocator hinting.
|
|
void Gecko_SetJemallocThreadLocalArena(bool enabled);
|
|
|
|
void Gecko_AddBufferToCrashReport(const void* addr, size_t len);
|
|
void Gecko_AnnotateCrashReport(uint32_t key, const char* value_str);
|
|
|
|
// Pseudo-element flags.
|
|
#define CSS_PSEUDO_ELEMENT(name_, value_, flags_) \
|
|
const uint32_t SERVO_CSS_PSEUDO_ELEMENT_FLAGS_##name_ = flags_;
|
|
#include "nsCSSPseudoElementList.h"
|
|
#undef CSS_PSEUDO_ELEMENT
|
|
|
|
#define SERVO_BINDING_FUNC(name_, return_, ...) return_ name_(__VA_ARGS__);
|
|
#include "mozilla/ServoBindingList.h"
|
|
#undef SERVO_BINDING_FUNC
|
|
|
|
bool Gecko_ErrorReportingEnabled(const mozilla::StyleSheet* sheet,
|
|
const mozilla::css::Loader* loader);
|
|
void Gecko_ReportUnexpectedCSSError(const mozilla::StyleSheet* sheet,
|
|
const mozilla::css::Loader* loader,
|
|
nsIURI* uri,
|
|
const char* message,
|
|
const char* param,
|
|
uint32_t paramLen,
|
|
const char* prefix,
|
|
const char* prefixParam,
|
|
uint32_t prefixParamLen,
|
|
const char* suffix,
|
|
const char* source,
|
|
uint32_t sourceLen,
|
|
uint32_t lineNumber,
|
|
uint32_t colNumber);
|
|
|
|
// DOM APIs.
|
|
void Gecko_ContentList_AppendAll(nsSimpleContentList* aContentList,
|
|
const RawGeckoElement** aElements,
|
|
size_t aLength);
|
|
|
|
// FIXME(emilio): These two below should be a single function that takes a
|
|
// `const DocumentOrShadowRoot*`, but that doesn't make MSVC builds happy for a
|
|
// reason I haven't really dug into.
|
|
const nsTArray<mozilla::dom::Element*>* Gecko_Document_GetElementsWithId(
|
|
const nsIDocument* aDocument,
|
|
nsAtom* aId);
|
|
|
|
const nsTArray<mozilla::dom::Element*>* Gecko_ShadowRoot_GetElementsWithId(
|
|
const mozilla::dom::ShadowRoot* aDocument,
|
|
nsAtom* aId);
|
|
|
|
// Check the value of the given bool preference. The pref name needs to
|
|
// be null-terminated.
|
|
bool Gecko_GetBoolPrefValue(const char* pref_name);
|
|
|
|
// Returns true if we're currently performing the servo traversal.
|
|
bool Gecko_IsInServoTraversal();
|
|
|
|
// Returns true if we're currently on the main thread.
|
|
bool Gecko_IsMainThread();
|
|
|
|
// Media feature helpers.
|
|
mozilla::StyleDisplayMode Gecko_MediaFeatures_GetDisplayMode(nsIDocument*);
|
|
uint32_t Gecko_MediaFeatures_GetColorDepth(nsIDocument*);
|
|
void Gecko_MediaFeatures_GetDeviceSize(nsIDocument*, nscoord* width, nscoord* height);
|
|
float Gecko_MediaFeatures_GetResolution(nsIDocument*);
|
|
bool Gecko_MediaFeatures_PrefersReducedMotion(nsIDocument*);
|
|
mozilla::PointerCapabilities Gecko_MediaFeatures_PrimaryPointerCapabilities(nsIDocument*);
|
|
mozilla::PointerCapabilities Gecko_MediaFeatures_AllPointerCapabilities(nsIDocument*);
|
|
float Gecko_MediaFeatures_GetDevicePixelRatio(nsIDocument*);
|
|
bool Gecko_MediaFeatures_HasSystemMetric(nsIDocument*,
|
|
nsAtom* metric,
|
|
bool is_accessible_from_content);
|
|
bool Gecko_MediaFeatures_IsResourceDocument(nsIDocument*);
|
|
nsAtom* Gecko_MediaFeatures_GetOperatingSystemVersion(nsIDocument*);
|
|
|
|
} // extern "C"
|
|
|
|
#endif // mozilla_ServoBindings_h
|