dom/file/AsyncHelper.h@ac0c01689b40 (annotated)
dom/file/AsyncHelper.h
Thu, 15 Jan 2015 15:59:08 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 15 Jan 2015 15:59:08 +0100
- branch
- TOR_BUG_9701
- changeset 10
- ac0c01689b40
- permissions
- -rw-r--r--
Implement a real Private Browsing Mode condition by changing the API/ABI;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.
| michael@0 | 1 | /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
| michael@0 | 2 | /* vim: set ts=2 et sw=2 tw=80: */ |
| michael@0 | 3 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 4 | * License, v. 2.0. If a copy of the MPL was not distributed with this file, |
| michael@0 | 5 | * You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 6 | |
| michael@0 | 7 | #ifndef mozilla_dom_file_asynchelper_h__ |
| michael@0 | 8 | #define mozilla_dom_file_asynchelper_h__ |
| michael@0 | 9 | |
| michael@0 | 10 | #include "FileCommon.h" |
| michael@0 | 11 | |
| michael@0 | 12 | #include "nsIRequest.h" |
| michael@0 | 13 | #include "nsIRunnable.h" |
| michael@0 | 14 | |
| michael@0 | 15 | class nsIRequestObserver; |
| michael@0 | 16 | |
| michael@0 | 17 | BEGIN_FILE_NAMESPACE |
| michael@0 | 18 | |
| michael@0 | 19 | /** |
| michael@0 | 20 | * Must be subclassed. The subclass must implement DoStreamWork. |
| michael@0 | 21 | * Async operations that are not supported in necko (truncate, flush, etc.) |
| michael@0 | 22 | * should use this helper. Call AsyncWork to invoke the operation. |
| michael@0 | 23 | */ |
| michael@0 | 24 | class AsyncHelper : public nsIRunnable, |
| michael@0 | 25 | public nsIRequest |
| michael@0 | 26 | { |
| michael@0 | 27 | public: |
| michael@0 | 28 | NS_DECL_THREADSAFE_ISUPPORTS |
| michael@0 | 29 | NS_DECL_NSIRUNNABLE |
| michael@0 | 30 | NS_DECL_NSIREQUEST |
| michael@0 | 31 | |
| michael@0 | 32 | nsresult |
| michael@0 | 33 | AsyncWork(nsIRequestObserver* aObserver, nsISupports* aCtxt); |
| michael@0 | 34 | |
| michael@0 | 35 | protected: |
| michael@0 | 36 | AsyncHelper(nsISupports* aStream) |
| michael@0 | 37 | : mStream(aStream), |
| michael@0 | 38 | mStatus(NS_OK) |
| michael@0 | 39 | { } |
| michael@0 | 40 | |
| michael@0 | 41 | virtual ~AsyncHelper() |
| michael@0 | 42 | { } |
| michael@0 | 43 | |
| michael@0 | 44 | virtual nsresult |
| michael@0 | 45 | DoStreamWork(nsISupports* aStream) = 0; |
| michael@0 | 46 | |
| michael@0 | 47 | private: |
| michael@0 | 48 | nsCOMPtr<nsISupports> mStream; |
| michael@0 | 49 | nsCOMPtr<nsIRequestObserver> mObserver; |
| michael@0 | 50 | |
| michael@0 | 51 | nsresult mStatus; |
| michael@0 | 52 | }; |
| michael@0 | 53 | |
| michael@0 | 54 | END_FILE_NAMESPACE |
| michael@0 | 55 | |
| michael@0 | 56 | #endif // mozilla_dom_file_asynchelper_h__ |
