gfx/layers/ipc/CompositableTransactionParent.h@97036ab72558 (annotated)
gfx/layers/ipc/CompositableTransactionParent.h
Tue, 06 Jan 2015 21:39:09 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Tue, 06 Jan 2015 21:39:09 +0100
- branch
- TOR_BUG_9701
- changeset 8
- 97036ab72558
- permissions
- -rw-r--r--
Conditionally force memory storage according to privacy.thirdparty.isolate;
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: sw=2 ts=8 et : |
| michael@0 | 3 | */ |
| michael@0 | 4 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 5 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 6 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 7 | |
| michael@0 | 8 | #ifndef MOZILLA_LAYERS_COMPOSITABLETRANSACTIONPARENT_H |
| michael@0 | 9 | #define MOZILLA_LAYERS_COMPOSITABLETRANSACTIONPARENT_H |
| michael@0 | 10 | |
| michael@0 | 11 | #include <vector> // for vector |
| michael@0 | 12 | #include "mozilla/Attributes.h" // for MOZ_OVERRIDE |
| michael@0 | 13 | #include "mozilla/layers/ISurfaceAllocator.h" // for ISurfaceAllocator |
| michael@0 | 14 | #include "mozilla/layers/LayersMessages.h" // for EditReply, etc |
| michael@0 | 15 | |
| michael@0 | 16 | namespace mozilla { |
| michael@0 | 17 | namespace layers { |
| michael@0 | 18 | |
| michael@0 | 19 | class CompositableHost; |
| michael@0 | 20 | |
| michael@0 | 21 | typedef std::vector<mozilla::layers::EditReply> EditReplyVector; |
| michael@0 | 22 | |
| michael@0 | 23 | // Since PCompositble has two potential manager protocols, we can't just call |
| michael@0 | 24 | // the Manager() method usually generated when there's one manager protocol, |
| michael@0 | 25 | // so both manager protocols implement this and we keep a reference to them |
| michael@0 | 26 | // through this interface. |
| michael@0 | 27 | class CompositableParentManager : public ISurfaceAllocator |
| michael@0 | 28 | { |
| michael@0 | 29 | protected: |
| michael@0 | 30 | /** |
| michael@0 | 31 | * Handle the IPDL messages that affect PCompositable actors. |
| michael@0 | 32 | */ |
| michael@0 | 33 | bool ReceiveCompositableUpdate(const CompositableOperation& aEdit, |
| michael@0 | 34 | EditReplyVector& replyv); |
| michael@0 | 35 | bool IsOnCompositorSide() const MOZ_OVERRIDE { return true; } |
| michael@0 | 36 | |
| michael@0 | 37 | /** |
| michael@0 | 38 | * Return true if this protocol is asynchronous with respect to the content |
| michael@0 | 39 | * thread (ImageBridge for instance). |
| michael@0 | 40 | */ |
| michael@0 | 41 | virtual bool IsAsync() const { return false; } |
| michael@0 | 42 | |
| michael@0 | 43 | void ReturnTextureDataIfNecessary(CompositableHost* aCompositable, |
| michael@0 | 44 | EditReplyVector& replyv, |
| michael@0 | 45 | PCompositableParent* aParent); |
| michael@0 | 46 | void ClearPrevFenceHandles(); |
| michael@0 | 47 | |
| michael@0 | 48 | protected: |
| michael@0 | 49 | std::vector<FenceHandle> mPrevFenceHandles; |
| michael@0 | 50 | }; |
| michael@0 | 51 | |
| michael@0 | 52 | } // namespace |
| michael@0 | 53 | } // namespace |
| michael@0 | 54 | |
| michael@0 | 55 | #endif |
