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comparison: gfx/layers/ipc/ImageBridgeParent.h
gfx/layers/ipc/ImageBridgeParent.h
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- TOR_BUG_9701
- changeset 8
- 97036ab72558
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| -1:000000000000 | 0:803213f143e5 |
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| 1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- | |
| 2 * This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #ifndef gfx_layers_ipc_ImageBridgeParent_h_ | |
| 7 #define gfx_layers_ipc_ImageBridgeParent_h_ | |
| 8 | |
| 9 #include <stddef.h> // for size_t | |
| 10 #include <stdint.h> // for uint32_t, uint64_t | |
| 11 #include "CompositableTransactionParent.h" | |
| 12 #include "mozilla/Assertions.h" // for MOZ_ASSERT_HELPER2 | |
| 13 #include "mozilla/Attributes.h" // for MOZ_OVERRIDE | |
| 14 #include "mozilla/ipc/ProtocolUtils.h" | |
| 15 #include "mozilla/ipc/SharedMemory.h" // for SharedMemory, etc | |
| 16 #include "mozilla/layers/PImageBridgeParent.h" | |
| 17 #include "nsAutoPtr.h" // for nsRefPtr | |
| 18 #include "nsISupportsImpl.h" | |
| 19 #include "nsTArrayForwardDeclare.h" // for InfallibleTArray | |
| 20 | |
| 21 class MessageLoop; | |
| 22 | |
| 23 namespace mozilla { | |
| 24 namespace ipc { | |
| 25 class Shmem; | |
| 26 } | |
| 27 | |
| 28 namespace layers { | |
| 29 | |
| 30 /** | |
| 31 * ImageBridgeParent is the manager Protocol of ImageContainerParent. | |
| 32 * It's purpose is mainly to setup the IPDL connection. Most of the | |
| 33 * interesting stuff is in ImageContainerParent. | |
| 34 */ | |
| 35 class ImageBridgeParent : public PImageBridgeParent, | |
| 36 public CompositableParentManager | |
| 37 { | |
| 38 public: | |
| 39 typedef InfallibleTArray<CompositableOperation> EditArray; | |
| 40 typedef InfallibleTArray<EditReply> EditReplyArray; | |
| 41 | |
| 42 ImageBridgeParent(MessageLoop* aLoop, Transport* aTransport); | |
| 43 ~ImageBridgeParent(); | |
| 44 | |
| 45 virtual LayersBackend GetCompositorBackendType() const MOZ_OVERRIDE; | |
| 46 | |
| 47 virtual void ActorDestroy(ActorDestroyReason aWhy) MOZ_OVERRIDE; | |
| 48 | |
| 49 static PImageBridgeParent* | |
| 50 Create(Transport* aTransport, ProcessId aOtherProcess); | |
| 51 | |
| 52 virtual PGrallocBufferParent* | |
| 53 AllocPGrallocBufferParent(const IntSize&, const uint32_t&, const uint32_t&, | |
| 54 MaybeMagicGrallocBufferHandle*) MOZ_OVERRIDE; | |
| 55 | |
| 56 virtual bool | |
| 57 DeallocPGrallocBufferParent(PGrallocBufferParent* actor) MOZ_OVERRIDE; | |
| 58 | |
| 59 // PImageBridge | |
| 60 virtual bool RecvUpdate(const EditArray& aEdits, EditReplyArray* aReply) MOZ_OVERRIDE; | |
| 61 virtual bool RecvUpdateNoSwap(const EditArray& aEdits) MOZ_OVERRIDE; | |
| 62 | |
| 63 virtual bool IsAsync() const MOZ_OVERRIDE { return true; } | |
| 64 | |
| 65 PCompositableParent* AllocPCompositableParent(const TextureInfo& aInfo, | |
| 66 uint64_t*) MOZ_OVERRIDE; | |
| 67 bool DeallocPCompositableParent(PCompositableParent* aActor) MOZ_OVERRIDE; | |
| 68 | |
| 69 virtual PTextureParent* AllocPTextureParent(const SurfaceDescriptor& aSharedData, | |
| 70 const TextureFlags& aFlags) MOZ_OVERRIDE; | |
| 71 virtual bool DeallocPTextureParent(PTextureParent* actor) MOZ_OVERRIDE; | |
| 72 | |
| 73 // Shutdown step 1 | |
| 74 virtual bool RecvWillStop() MOZ_OVERRIDE; | |
| 75 // Shutdown step 2 | |
| 76 virtual bool RecvStop() MOZ_OVERRIDE; | |
| 77 | |
| 78 MessageLoop * GetMessageLoop(); | |
| 79 | |
| 80 | |
| 81 // ISurfaceAllocator | |
| 82 | |
| 83 bool AllocShmem(size_t aSize, | |
| 84 ipc::SharedMemory::SharedMemoryType aType, | |
| 85 ipc::Shmem* aShmem) MOZ_OVERRIDE | |
| 86 { | |
| 87 return AllocShmem(aSize, aType, aShmem); | |
| 88 } | |
| 89 | |
| 90 bool AllocUnsafeShmem(size_t aSize, | |
| 91 ipc::SharedMemory::SharedMemoryType aType, | |
| 92 ipc::Shmem* aShmem) MOZ_OVERRIDE | |
| 93 { | |
| 94 return AllocUnsafeShmem(aSize, aType, aShmem); | |
| 95 } | |
| 96 | |
| 97 void DeallocShmem(ipc::Shmem& aShmem) MOZ_OVERRIDE | |
| 98 { | |
| 99 PImageBridgeParent::DeallocShmem(aShmem); | |
| 100 } | |
| 101 | |
| 102 virtual bool IsSameProcess() const MOZ_OVERRIDE; | |
| 103 | |
| 104 // Overriden from IToplevelProtocol | |
| 105 IToplevelProtocol* | |
| 106 CloneToplevel(const InfallibleTArray<ProtocolFdMapping>& aFds, | |
| 107 base::ProcessHandle aPeerProcess, | |
| 108 mozilla::ipc::ProtocolCloneContext* aCtx) MOZ_OVERRIDE; | |
| 109 | |
| 110 private: | |
| 111 void DeferredDestroy(); | |
| 112 | |
| 113 MessageLoop* mMessageLoop; | |
| 114 Transport* mTransport; | |
| 115 // This keeps us alive until ActorDestroy(), at which point we do a | |
| 116 // deferred destruction of ourselves. | |
| 117 nsRefPtr<ImageBridgeParent> mSelfRef; | |
| 118 }; | |
| 119 | |
| 120 } // layers | |
| 121 } // mozilla | |
| 122 | |
| 123 #endif // gfx_layers_ipc_ImageBridgeParent_h_ |
