зеркало из https://github.com/mozilla/gecko-dev.git
88 строки
2.7 KiB
C++
88 строки
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* vim: sw=2 ts=8 et :
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*/
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef MOZILLA_LAYERS_LAYERTRANSACTIONCHILD_H
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#define MOZILLA_LAYERS_LAYERTRANSACTIONCHILD_H
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#include <stdint.h> // for uint32_t
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#include "mozilla/Attributes.h" // for MOZ_OVERRIDE
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#include "mozilla/ipc/ProtocolUtils.h"
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#include "mozilla/layers/PLayerTransactionChild.h"
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#include "mozilla/RefPtr.h"
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namespace mozilla {
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namespace layout {
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class RenderFrameChild;
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}
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namespace layers {
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class LayerTransactionChild : public PLayerTransactionChild
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, public AtomicRefCounted<LayerTransactionChild>
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{
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public:
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MOZ_DECLARE_REFCOUNTED_TYPENAME(LayerTransactionChild)
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/**
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* Clean this up, finishing with Send__delete__().
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*
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* It is expected (checked with an assert) that all shadow layers
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* created by this have already been destroyed and
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* Send__delete__()d by the time this method is called.
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*/
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void Destroy();
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bool IPCOpen() const { return mIPCOpen; }
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protected:
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LayerTransactionChild()
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: mIPCOpen(false)
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{}
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~LayerTransactionChild() { }
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friend class AtomicRefCounted<LayerTransactionChild>;
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friend class detail::RefCounted<LayerTransactionChild, detail::AtomicRefCount>;
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virtual PGrallocBufferChild*
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AllocPGrallocBufferChild(const IntSize&,
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const uint32_t&, const uint32_t&,
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MaybeMagicGrallocBufferHandle*) MOZ_OVERRIDE;
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virtual bool
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DeallocPGrallocBufferChild(PGrallocBufferChild* actor) MOZ_OVERRIDE;
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virtual PLayerChild* AllocPLayerChild() MOZ_OVERRIDE;
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virtual bool DeallocPLayerChild(PLayerChild* actor) MOZ_OVERRIDE;
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virtual PCompositableChild* AllocPCompositableChild(const TextureInfo& aInfo) MOZ_OVERRIDE;
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virtual bool DeallocPCompositableChild(PCompositableChild* actor) MOZ_OVERRIDE;
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virtual PTextureChild* AllocPTextureChild(const SurfaceDescriptor& aSharedData,
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const TextureFlags& aFlags) MOZ_OVERRIDE;
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virtual bool DeallocPTextureChild(PTextureChild* actor) MOZ_OVERRIDE;
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virtual void ActorDestroy(ActorDestroyReason why) MOZ_OVERRIDE;
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void AddIPDLReference() {
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MOZ_ASSERT(mIPCOpen == false);
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mIPCOpen = true;
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AddRef();
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}
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void ReleaseIPDLReference() {
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MOZ_ASSERT(mIPCOpen == true);
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mIPCOpen = false;
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Release();
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}
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friend class CompositorChild;
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friend class layout::RenderFrameChild;
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bool mIPCOpen;
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};
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} // namespace layers
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} // namespace mozilla
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#endif // MOZILLA_LAYERS_LAYERTRANSACTIONCHILD_H
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