dom/file/ArchiveRequest.h

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/dom/file/ArchiveRequest.h	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,89 @@
     1.4 +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
     1.5 +/* vim: set ts=2 et sw=2 tw=80: */
     1.6 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.7 + * License, v. 2.0. If a copy of the MPL was not distributed with this file,
     1.8 + * You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.9 +
    1.10 +#ifndef mozilla_dom_file_domarchiverequest_h__
    1.11 +#define mozilla_dom_file_domarchiverequest_h__
    1.12 +
    1.13 +#include "mozilla/Attributes.h"
    1.14 +#include "ArchiveReader.h"
    1.15 +#include "DOMRequest.h"
    1.16 +
    1.17 +#include "FileCommon.h"
    1.18 +
    1.19 +namespace mozilla {
    1.20 +class EventChainPreVisitor;
    1.21 +} // namespace mozilla
    1.22 +
    1.23 +BEGIN_FILE_NAMESPACE
    1.24 +
    1.25 +/**
    1.26 + * This is the ArchiveRequest that handles any operation
    1.27 + * related to ArchiveReader
    1.28 + */
    1.29 +class ArchiveRequest : public mozilla::dom::DOMRequest
    1.30 +{
    1.31 +public:
    1.32 +  virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE;
    1.33 +
    1.34 +  ArchiveReader* Reader() const;
    1.35 +
    1.36 +  NS_DECL_ISUPPORTS_INHERITED
    1.37 +
    1.38 +  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(ArchiveRequest, DOMRequest)
    1.39 +
    1.40 +  ArchiveRequest(nsPIDOMWindow* aWindow,
    1.41 +                 ArchiveReader* aReader);
    1.42 +
    1.43 +  // nsIDOMEventTarget
    1.44 +  virtual nsresult PreHandleEvent(EventChainPreVisitor& aVisitor) MOZ_OVERRIDE;
    1.45 +
    1.46 +public:
    1.47 +  // This is called by the DOMArchiveRequestEvent
    1.48 +  void Run();
    1.49 +
    1.50 +  // Set the types for this request
    1.51 +  void OpGetFilenames();
    1.52 +  void OpGetFile(const nsAString& aFilename);
    1.53 +  void OpGetFiles();
    1.54 +
    1.55 +  nsresult ReaderReady(nsTArray<nsCOMPtr<nsIDOMFile> >& aFileList,
    1.56 +                       nsresult aStatus);
    1.57 +
    1.58 +public: // static
    1.59 +  static already_AddRefed<ArchiveRequest> Create(nsPIDOMWindow* aOwner,
    1.60 +                                                 ArchiveReader* aReader);
    1.61 +
    1.62 +private:
    1.63 +  ~ArchiveRequest();
    1.64 +
    1.65 +  nsresult GetFilenamesResult(JSContext* aCx,
    1.66 +                              JS::Value* aValue,
    1.67 +                              nsTArray<nsCOMPtr<nsIDOMFile> >& aFileList);
    1.68 +  nsresult GetFileResult(JSContext* aCx,
    1.69 +                         JS::MutableHandle<JS::Value> aValue,
    1.70 +                         nsTArray<nsCOMPtr<nsIDOMFile> >& aFileList);
    1.71 +  nsresult GetFilesResult(JSContext* aCx,
    1.72 +                          JS::MutableHandle<JS::Value> aValue,
    1.73 +                          nsTArray<nsCOMPtr<nsIDOMFile> >& aFileList);
    1.74 +
    1.75 +protected:
    1.76 +  // The reader:
    1.77 +  nsRefPtr<ArchiveReader> mArchiveReader;
    1.78 +
    1.79 +  // The operation:
    1.80 +  enum {
    1.81 +    GetFilenames,
    1.82 +    GetFile,
    1.83 +    GetFiles
    1.84 +  } mOperation;
    1.85 +
    1.86 +  // The filename (needed by GetFile):
    1.87 +  nsString mFilename;
    1.88 +};
    1.89 +
    1.90 +END_FILE_NAMESPACE
    1.91 +
    1.92 +#endif // mozilla_dom_file_domarchiverequest_h__

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