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108 lines
2.5 KiB
C++
108 lines
2.5 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_indexeddb_filesnapshot_h__
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#define mozilla_dom_indexeddb_filesnapshot_h__
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#include "mozilla/Attributes.h"
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#include "mozilla/dom/File.h"
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#include "nsAutoPtr.h"
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#include "nsCOMPtr.h"
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#include "nsISupports.h"
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#include "nsWeakPtr.h"
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#define FILEIMPLSNAPSHOT_IID \
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{0x0dfc11b1, 0x75d3, 0x473b, {0x8c, 0x67, 0xb7, 0x23, 0xf4, 0x67, 0xd6, 0x73}}
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class PIBlobImplSnapshot : public nsISupports
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{
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public:
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NS_DECLARE_STATIC_IID_ACCESSOR(FILEIMPLSNAPSHOT_IID)
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};
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NS_DEFINE_STATIC_IID_ACCESSOR(PIBlobImplSnapshot, FILEIMPLSNAPSHOT_IID)
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namespace mozilla {
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namespace dom {
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class MetadataParameters;
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namespace indexedDB {
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class IDBFileHandle;
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class BlobImplSnapshot final
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: public BlobImplBase
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, public PIBlobImplSnapshot
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{
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typedef mozilla::dom::MetadataParameters MetadataParameters;
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nsCOMPtr<nsIFile> mFile;
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nsWeakPtr mFileHandle;
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bool mWholeFile;
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public:
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// Create as a stored file
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BlobImplSnapshot(const nsAString& aName,
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const nsAString& aContentType,
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MetadataParameters* aMetadataParams,
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nsIFile* aFile,
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IDBFileHandle* aFileHandle,
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FileInfo* aFileInfo);
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NS_DECL_ISUPPORTS_INHERITED
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private:
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// Create slice
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BlobImplSnapshot(const BlobImplSnapshot* aOther,
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uint64_t aStart,
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uint64_t aLength,
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const nsAString& aContentType);
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~BlobImplSnapshot();
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static void
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AssertSanity()
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#ifdef DEBUG
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;
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#else
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{ }
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#endif
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virtual void
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GetMozFullPathInternal(nsAString& aFullPath, ErrorResult& aRv) const override;
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virtual void
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GetInternalStream(nsIInputStream** aStream, ErrorResult& aRv) override;
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virtual bool MayBeClonedToOtherThreads() const override
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{
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return false;
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}
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virtual already_AddRefed<BlobImpl>
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CreateSlice(uint64_t aStart,
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uint64_t aLength,
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const nsAString& aContentType,
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ErrorResult& aRv) override;
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virtual bool
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IsStoredFile() const override;
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virtual bool
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IsWholeFile() const override;
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virtual bool
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IsSnapshot() const override;
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};
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} // namespace indexedDB
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_indexeddb_filesnapshot_h__
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