зеркало из https://github.com/mozilla/gecko-dev.git
96 строки
2.2 KiB
C++
96 строки
2.2 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_idbfilerequest_h__
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#define mozilla_dom_idbfilerequest_h__
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#include "DOMRequest.h"
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#include "js/TypeDecls.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/dom/FileRequestBase.h"
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#include "nsAutoPtr.h"
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#include "nsCycleCollectionParticipant.h"
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template <class> struct already_AddRefed;
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class nsPIDOMWindowInner;
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namespace mozilla {
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class EventChainPreVisitor;
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namespace dom {
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class IDBFileHandle;
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class IDBFileRequest final : public DOMRequest,
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public FileRequestBase
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{
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RefPtr<IDBFileHandle> mFileHandle;
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bool mWrapAsDOMRequest;
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public:
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static already_AddRefed<IDBFileRequest>
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Create(nsPIDOMWindowInner* aOwner, IDBFileHandle* aFileHandle,
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bool aWrapAsDOMRequest);
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// WebIDL
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IDBFileHandle*
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GetFileHandle() const
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{
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AssertIsOnOwningThread();
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return mFileHandle;
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}
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IDBFileHandle*
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GetLockedFile() const
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{
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AssertIsOnOwningThread();
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return GetFileHandle();
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}
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IMPL_EVENT_HANDLER(progress)
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(IDBFileRequest, DOMRequest)
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// nsIDOMEventTarget
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virtual nsresult
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PreHandleEvent(EventChainPreVisitor& aVisitor) override;
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// nsWrapperCache
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virtual JSObject*
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WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
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// FileRequestBase
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virtual FileHandleBase*
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FileHandle() const override;
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virtual void
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OnProgress(uint64_t aProgress, uint64_t aProgressMax) override;
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virtual void
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SetResultCallback(ResultCallback* aCallback) override;
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virtual void
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SetError(nsresult aError) override;
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private:
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IDBFileRequest(nsPIDOMWindowInner* aWindow,
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IDBFileHandle* aFileHandle,
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bool aWrapAsDOMRequest);
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~IDBFileRequest();
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void
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FireProgressEvent(uint64_t aLoaded, uint64_t aTotal);
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_idbfilerequest_h__
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