The Tor Browser: gfx/layers/ipc/LayerTransactionChild.h@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-

     2  * vim: sw=2 ts=8 et :

     3  */

     4 /* This Source Code Form is subject to the terms of the Mozilla Public

     5  * License, v. 2.0. If a copy of the MPL was not distributed with this

     6  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     8 #ifndef MOZILLA_LAYERS_LAYERTRANSACTIONCHILD_H

     9 #define MOZILLA_LAYERS_LAYERTRANSACTIONCHILD_H

    11 #include <stdint.h>                     // for uint32_t

    12 #include "mozilla/Attributes.h"         // for MOZ_OVERRIDE

    13 #include "mozilla/ipc/ProtocolUtils.h"

    14 #include "mozilla/layers/PLayerTransactionChild.h"

    15 #include "mozilla/RefPtr.h"

    17 namespace mozilla {

    19 namespace layout {

    20 class RenderFrameChild;

    21 }

    23 namespace layers {

    25 class LayerTransactionChild : public PLayerTransactionChild

    26 {

    27 public:

    28   NS_INLINE_DECL_THREADSAFE_REFCOUNTING(LayerTransactionChild)

    29   /**

    30    * Clean this up, finishing with Send__delete__().

    31    *

    32    * It is expected (checked with an assert) that all shadow layers

    33    * created by this have already been destroyed and

    34    * Send__delete__()d by the time this method is called.

    35    */

    36   void Destroy();

    38   bool IPCOpen() const { return mIPCOpen; }

    40 protected:

    41   LayerTransactionChild()

    42     : mIPCOpen(false)

    43   {}

    44   ~LayerTransactionChild() { }

    46   virtual PGrallocBufferChild*

    47   AllocPGrallocBufferChild(const IntSize&,

    48                            const uint32_t&, const uint32_t&,

    49                            MaybeMagicGrallocBufferHandle*) MOZ_OVERRIDE;

    50   virtual bool

    51   DeallocPGrallocBufferChild(PGrallocBufferChild* actor) MOZ_OVERRIDE;

    53   virtual PLayerChild* AllocPLayerChild() MOZ_OVERRIDE;

    54   virtual bool DeallocPLayerChild(PLayerChild* actor) MOZ_OVERRIDE;

    56   virtual PCompositableChild* AllocPCompositableChild(const TextureInfo& aInfo) MOZ_OVERRIDE;

    57   virtual bool DeallocPCompositableChild(PCompositableChild* actor) MOZ_OVERRIDE;

    59   virtual PTextureChild* AllocPTextureChild(const SurfaceDescriptor& aSharedData,

    60                                             const TextureFlags& aFlags) MOZ_OVERRIDE;

    61   virtual bool DeallocPTextureChild(PTextureChild* actor) MOZ_OVERRIDE;

    63   virtual void ActorDestroy(ActorDestroyReason why) MOZ_OVERRIDE;

    65   void AddIPDLReference() {

    66     MOZ_ASSERT(mIPCOpen == false);

    67     mIPCOpen = true;

    68     AddRef();

    69   }

    70   void ReleaseIPDLReference() {

    71     MOZ_ASSERT(mIPCOpen == true);

    72     mIPCOpen = false;

    73     Release();

    74   }

    75   friend class CompositorChild;

    76   friend class layout::RenderFrameChild;

    78   bool mIPCOpen;

    79 };

    81 } // namespace layers

    82 } // namespace mozilla

    84 #endif // MOZILLA_LAYERS_LAYERTRANSACTIONCHILD_H

The Tor Browser / file revision