import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

dom/archivereader/ArchiveEvent.h

@@ -0,0 +1,84 @@
+/* -*- 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_archivereader_domarchiveevent_h__
+#define mozilla_dom_archivereader_domarchiveevent_h__
+
+#include "ArchiveReader.h"
+
+#include "mozilla/dom/File.h"
+#include "nsISeekableStream.h"
+#include "nsIMIMEService.h"
+
+#include "ArchiveReaderCommon.h"
+
+BEGIN_ARCHIVEREADER_NAMESPACE
+
+/**
+ * This class contains all the info needed for a single item
+ * It must contain the implementation of the File() method.
+ */
+class ArchiveItem : public nsISupports
+{
+public:
+  NS_DECL_THREADSAFE_ISUPPORTS
+
+  ArchiveItem();
+
+  // Getter/Setter for the type
+  nsCString GetType();
+  void SetType(const nsCString& aType);
+
+  // Getter for the filename
+  virtual nsresult GetFilename(nsString& aFilename) = 0;
+
+  // Generate a File
+  virtual already_AddRefed<File> GetFile(ArchiveReader* aArchiveReader) = 0;
+
+protected:
+  virtual ~ArchiveItem();
+
+  nsCString mType;
+};
+
+/**
+ * This class must be extended by any archive format supported by ArchiveReader API
+ * This class runs in a different thread and it calls the 'exec()' method.
+ * The exec() must populate mFileList and mStatus then it must call RunShare();
+ */
+class ArchiveReaderEvent : public Runnable
+{
+public:
+  NS_DECL_NSIRUNNABLE
+
+  explicit ArchiveReaderEvent(ArchiveReader* aArchiveReader);
+
+protected:
+  virtual ~ArchiveReaderEvent();
+
+public:
+  // This must be implemented
+  virtual nsresult Exec() = 0;
+
+protected:
+  nsresult GetType(nsCString& aExt,
+                   nsCString& aMimeType);
+
+  nsresult RunShare(nsresult aStatus);
+  void ShareMainThread();
+
+protected: // data
+  ArchiveReader* mArchiveReader;
+
+  nsCOMPtr<nsIMIMEService> mMimeService;
+
+  nsTArray<RefPtr<ArchiveItem> > mFileList; // this must be populated
+  nsresult mStatus;
+};
+
+END_ARCHIVEREADER_NAMESPACE
+
+#endif // mozilla_dom_archivereader_domarchiveevent_h__