Add m-esr52 at 52.6.0

1 files changed, 139 insertions, 0 deletions

diff --git a/dom/indexedDB/IDBMutableFile.h b/dom/indexedDB/IDBMutableFile.h
new file mode 100644
index 000000000..3e328d366
--- /dev/null
+++ b/dom/indexedDB/IDBMutableFile.h
@@ -0,0 +1,139 @@
+/* -*- 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_idbmutablefile_h__
+#define mozilla_dom_idbmutablefile_h__
+
+#include "js/TypeDecls.h"
+#include "mozilla/Atomics.h"
+#include "mozilla/Attributes.h"
+#include "mozilla/DOMEventTargetHelper.h"
+#include "mozilla/dom/FileModeBinding.h"
+#include "mozilla/dom/MutableFileBase.h"
+#include "nsCycleCollectionParticipant.h"
+#include "nsHashKeys.h"
+#include "nsString.h"
+#include "nsTHashtable.h"
+
+class nsPIDOMWindowInner;
+
+namespace mozilla {
+
+class ErrorResult;
+
+namespace dom {
+
+class DOMRequest;
+class File;
+class IDBDatabase;
+class IDBFileHandle;
+
+namespace indexedDB {
+class BackgroundMutableFileChild;
+}
+
+class IDBMutableFile final
+  : public DOMEventTargetHelper
+  , public MutableFileBase
+{
+  RefPtr<IDBDatabase> mDatabase;
+
+  nsTHashtable<nsPtrHashKey<IDBFileHandle>> mFileHandles;
+
+  nsString mName;
+  nsString mType;
+
+  Atomic<bool> mInvalidated;
+
+public:
+  IDBMutableFile(IDBDatabase* aDatabase,
+                 indexedDB::BackgroundMutableFileChild* aActor,
+                 const nsAString& aName,
+                 const nsAString& aType);
+
+  void
+  SetLazyData(const nsAString& aName,
+              const nsAString& aType)
+  {
+    mName = aName;
+    mType = aType;
+  }
+
+  int64_t
+  GetFileId() const;
+
+  void
+  Invalidate();
+
+  void
+  RegisterFileHandle(IDBFileHandle* aFileHandle);
+
+  void
+  UnregisterFileHandle(IDBFileHandle* aFileHandle);
+
+  void
+  AbortFileHandles();
+
+  // WebIDL
+  nsPIDOMWindowInner*
+  GetParentObject() const
+  {
+    return GetOwner();
+  }
+
+  void
+  GetName(nsString& aName) const
+  {
+    aName = mName;
+  }
+
+  void
+  GetType(nsString& aType) const
+  {
+    aType = mType;
+  }
+
+  IDBDatabase*
+  Database() const;
+
+  already_AddRefed<IDBFileHandle>
+  Open(FileMode aMode, ErrorResult& aError);
+
+  already_AddRefed<DOMRequest>
+  GetFile(ErrorResult& aError);
+
+  IMPL_EVENT_HANDLER(abort)
+  IMPL_EVENT_HANDLER(error)
+
+  NS_DECL_ISUPPORTS_INHERITED
+  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(IDBMutableFile, DOMEventTargetHelper)
+
+  // nsWrapperCache
+  virtual JSObject*
+  WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
+
+  // MutableFileBase
+  virtual const nsString&
+  Name() const override;
+
+  virtual const nsString&
+  Type() const override;
+
+  virtual bool
+  IsInvalidated() override;
+
+  virtual already_AddRefed<File>
+  CreateFileFor(BlobImpl* aBlobImpl,
+                FileHandleBase* aFileHandle) override;
+
+private:
+  ~IDBMutableFile();
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_idbmutablefile_h__