94 lines
1.7 KiB
C++
94 lines
1.7 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_FileRequest_h
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#define mozilla_dom_FileRequest_h
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#include "FileHandleCommon.h"
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#include "js/TypeDecls.h"
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#include "nsString.h"
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struct PRThread;
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namespace mozilla {
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namespace dom {
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class FileHandleBase;
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/**
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* This class provides a base for FileRequest implementations.
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*/
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class FileRequestBase
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: public RefCountedThreadObject
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{
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nsString mEncoding;
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bool mHasEncoding;
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public:
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class ResultCallback;
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void
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SetEncoding(const nsAString& aEncoding)
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{
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mEncoding = aEncoding;
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mHasEncoding = true;
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}
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const nsAString&
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GetEncoding() const
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{
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return mEncoding;
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}
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bool
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HasEncoding() const
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{
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return mHasEncoding;
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}
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virtual FileHandleBase*
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FileHandle() const = 0;
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virtual void
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OnProgress(uint64_t aProgress, uint64_t aProgressMax) = 0;
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virtual void
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SetResultCallback(ResultCallback* aCallback) = 0;
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virtual void
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SetError(nsresult aError) = 0;
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protected:
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FileRequestBase(DEBUGONLY(PRThread* aOwningThread))
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: RefCountedThreadObject(DEBUGONLY(aOwningThread))
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, mHasEncoding(false)
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{
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AssertIsOnOwningThread();
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}
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virtual ~FileRequestBase()
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{
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AssertIsOnOwningThread();
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}
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};
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class NS_NO_VTABLE FileRequestBase::ResultCallback
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{
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public:
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virtual nsresult
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GetResult(JSContext* aCx, JS::MutableHandle<JS::Value> aResult) = 0;
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protected:
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ResultCallback()
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{ }
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_FileRequest_h
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