зеркало из https://github.com/mozilla/gecko-dev.git
129 строки
4.2 KiB
C++
129 строки
4.2 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_dom_l10n_DOMLocalization_h
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#define mozilla_dom_l10n_DOMLocalization_h
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#include "nsXULPrototypeDocument.h"
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#include "mozilla/intl/Localization.h"
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#include "mozilla/dom/DOMLocalizationBinding.h"
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#include "mozilla/dom/Element.h"
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#include "mozilla/dom/L10nMutations.h"
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#include "mozilla/dom/L10nOverlaysBinding.h"
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#include "mozilla/dom/LocalizationBinding.h"
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namespace mozilla {
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namespace dom {
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class L10nMutations;
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class DOMLocalization : public intl::Localization {
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public:
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(DOMLocalization, Localization)
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static already_AddRefed<DOMLocalization> Create(
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nsIGlobalObject* aGlobal, const bool aSync,
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const BundleGenerator& aBundleGenerator);
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void Destroy();
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static already_AddRefed<DOMLocalization> Constructor(
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const GlobalObject& aGlobal, const Sequence<nsString>& aResourceIds,
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const bool aSync, const BundleGenerator& aBundleGenerator,
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ErrorResult& aRv);
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virtual JSObject* WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) override;
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/**
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* DOMLocalization API
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*
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* Methods documentation in DOMLocalization.webidl
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*/
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void ConnectRoot(nsINode& aNode, ErrorResult& aRv);
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void DisconnectRoot(nsINode& aNode, ErrorResult& aRv);
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void PauseObserving(ErrorResult& aRv);
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void ResumeObserving(ErrorResult& aRv);
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void SetAttributes(JSContext* aCx, Element& aElement, const nsAString& aId,
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const Optional<JS::Handle<JSObject*>>& aArgs,
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ErrorResult& aRv);
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void GetAttributes(Element& aElement, L10nIdArgs& aResult, ErrorResult& aRv);
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already_AddRefed<Promise> TranslateFragment(nsINode& aNode, ErrorResult& aRv);
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already_AddRefed<Promise> TranslateElements(
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const Sequence<OwningNonNull<Element>>& aElements, ErrorResult& aRv);
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already_AddRefed<Promise> TranslateElements(
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const Sequence<OwningNonNull<Element>>& aElements,
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nsXULPrototypeDocument* aProto, ErrorResult& aRv);
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already_AddRefed<Promise> TranslateRoots(ErrorResult& aRv);
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/**
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* Helper methods
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*/
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/**
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* Accumulates all translatable elements (ones containing
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* a `data-l10n-id` attribute) from under a node into
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* a list of elements.
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*/
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static void GetTranslatables(nsINode& aNode,
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Sequence<OwningNonNull<Element>>& aElements,
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ErrorResult& aRv);
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/**
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* Sets the root information such as locale and direction.
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*/
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static void SetRootInfo(Element* aElement);
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/**
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* Applies l10n translations on translatable elements.
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*
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* If `aProto` gets passed, it'll be used to cache
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* the localized elements.
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*
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* Result is `true` if all translations were applied
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* successfully, and `false` otherwise.
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*/
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bool ApplyTranslations(nsTArray<nsCOMPtr<Element>>& aElements,
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nsTArray<Nullable<L10nMessage>>& aTranslations,
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nsXULPrototypeDocument* aProto, ErrorResult& aRv);
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bool SubtreeRootInRoots(nsINode* aSubtreeRoot) {
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for (auto iter = mRoots.Iter(); !iter.Done(); iter.Next()) {
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nsINode* subtreeRoot = iter.Get()->GetKey()->SubtreeRoot();
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if (subtreeRoot == aSubtreeRoot) {
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return true;
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}
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}
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return false;
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}
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protected:
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explicit DOMLocalization(nsIGlobalObject* aGlobal, const bool aSync,
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const BundleGenerator& aBundleGenerator);
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virtual ~DOMLocalization();
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void OnChange() override;
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void DisconnectMutations();
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void DisconnectRoots();
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void ReportL10nOverlaysErrors(nsTArray<L10nOverlaysError>& aErrors);
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void ConvertStringToL10nArgs(const nsString& aInput, intl::L10nArgs& aRetVal,
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ErrorResult& aRv);
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RefPtr<L10nMutations> mMutations;
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nsTHashtable<nsRefPtrHashKey<nsINode>> mRoots;
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};
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} // namespace dom
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} // namespace mozilla
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#endif
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