dom/workers/FileReaderSyncPrivate.h
author Igor Bukanov <igor@mir2.org>
Thu, 05 Jan 2012 09:54:37 +0100
changeset 85202 48928463f9785a3518a2936c313de4546857c980
parent 75738 1ad8506a40d295eea16c52a0ec5ba65c3ba8bd28
child 96742 f4157e8c410708d76703f19e4dfb61859bfe32d8
permissions -rw-r--r--
bug 714280 - Make gcMaxBytes a hard limit. r=anygregor

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
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#ifndef nsDOMFileReaderSyncPrivate_h
#define nsDOMFileReaderSyncPrivate_h

#include "Workers.h"

#include "nsICharsetDetectionObserver.h"
#include "nsStringGlue.h"

class nsIInputStream;
class nsIDOMBlob;

BEGIN_WORKERS_NAMESPACE

class FileReaderSyncPrivate : public PrivatizableBase,
                              public nsICharsetDetectionObserver
{
  nsCString mCharset;
  nsresult ConvertStream(nsIInputStream *aStream, const char *aCharset,
                         nsAString &aResult);
  nsresult GuessCharset(nsIInputStream *aStream, nsACString &aCharset);

public:
  NS_DECL_ISUPPORTS

  FileReaderSyncPrivate();
  ~FileReaderSyncPrivate();

  nsresult ReadAsArrayBuffer(nsIDOMBlob* aBlob, PRUint32 aLength,
                             uint8* aBuffer);
  nsresult ReadAsBinaryString(nsIDOMBlob* aBlob, nsAString& aResult);
  nsresult ReadAsText(nsIDOMBlob* aBlob, const nsAString& aEncoding,
                      nsAString& aResult);
  nsresult ReadAsDataURL(nsIDOMBlob* aBlob, nsAString& aResult);

  // From nsICharsetDetectionObserver
  NS_IMETHOD Notify(const char *aCharset, nsDetectionConfident aConf);
};

END_WORKERS_NAMESPACE

#endif