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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_l10n_DOMLocalization_h
#define mozilla_dom_l10n_DOMLocalization_h
#include "nsXULPrototypeDocument.h"
#include "mozilla/intl/Localization.h"
#include "mozilla/dom/DOMLocalizationBinding.h"
#include "mozilla/dom/Element.h"
#include "mozilla/dom/L10nMutations.h"
#include "mozilla/dom/L10nOverlaysBinding.h"
#include "mozilla/dom/LocalizationBinding.h"
namespace mozilla {
namespace dom {
class DOMLocalization : public intl::Localization {
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(DOMLocalization, Localization)
static already_AddRefed<DOMLocalization> Create(
nsIGlobalObject* aGlobal, const bool aSync,
const BundleGenerator& aBundleGenerator);
void Destroy();
static already_AddRefed<DOMLocalization> Constructor(
const GlobalObject& aGlobal, const Sequence<nsString>& aResourceIds,
const bool aSync, const BundleGenerator& aBundleGenerator,
ErrorResult& aRv);
virtual JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
/**
* DOMLocalization API
*
* Methods documentation in DOMLocalization.webidl
*/
void ConnectRoot(nsINode& aNode, ErrorResult& aRv);
void DisconnectRoot(nsINode& aNode, ErrorResult& aRv);
void PauseObserving(ErrorResult& aRv);
void ResumeObserving(ErrorResult& aRv);
void SetAttributes(JSContext* aCx, Element& aElement, const nsAString& aId,
const Optional<JS::Handle<JSObject*>>& aArgs,
ErrorResult& aRv);
void GetAttributes(Element& aElement, L10nIdArgs& aResult, ErrorResult& aRv);
already_AddRefed<Promise> TranslateFragment(nsINode& aNode, ErrorResult& aRv);
already_AddRefed<Promise> TranslateElements(
const Sequence<OwningNonNull<Element>>& aElements, ErrorResult& aRv);
already_AddRefed<Promise> TranslateElements(
const Sequence<OwningNonNull<Element>>& aElements,
nsXULPrototypeDocument* aProto, ErrorResult& aRv);
already_AddRefed<Promise> TranslateRoots(ErrorResult& aRv);
/**
* Helper methods
*/
/**
* Accumulates all translatable elements (ones containing
* a `data-l10n-id` attribute) from under a node into
* a list of elements.
*/
static void GetTranslatables(nsINode& aNode,
Sequence<OwningNonNull<Element>>& aElements,
ErrorResult& aRv);
/**
* Sets the root information such as locale and direction.
*/
static void SetRootInfo(Element* aElement);
/**
* Applies l10n translations on translatable elements.
*
* If `aProto` gets passed, it'll be used to cache
* the localized elements.
*
* Result is `true` if all translations were applied
* successfully, and `false` otherwise.
*/
bool ApplyTranslations(nsTArray<nsCOMPtr<Element>>& aElements,
nsTArray<Nullable<L10nMessage>>& aTranslations,
nsXULPrototypeDocument* aProto, ErrorResult& aRv);
bool SubtreeRootInRoots(nsINode* aSubtreeRoot) {
for (auto iter = mRoots.Iter(); !iter.Done(); iter.Next()) {
nsINode* subtreeRoot = iter.Get()->GetKey()->SubtreeRoot();
if (subtreeRoot == aSubtreeRoot) {
return true;
}
}
return false;
}
protected:
explicit DOMLocalization(nsIGlobalObject* aGlobal, const bool aSync,
const BundleGenerator& aBundleGenerator);
virtual ~DOMLocalization();
void OnChange() override;
void DisconnectMutations();
void DisconnectRoots();
void ReportL10nOverlaysErrors(nsTArray<L10nOverlaysError>& aErrors);
void ConvertStringToL10nArgs(const nsString& aInput, intl::L10nArgs& aRetVal,
ErrorResult& aRv);
RefPtr<L10nMutations> mMutations;
nsTHashtable<nsRefPtrHashKey<nsINode>> mRoots;
};
} // namespace dom
} // namespace mozilla
#endif