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Diffstat (limited to 'gfx/layers/ipc/ShadowLayerParent.cpp')
-rw-r--r-- | gfx/layers/ipc/ShadowLayerParent.cpp | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/gfx/layers/ipc/ShadowLayerParent.cpp b/gfx/layers/ipc/ShadowLayerParent.cpp deleted file mode 100644 index e0898715d..000000000 --- a/gfx/layers/ipc/ShadowLayerParent.cpp +++ /dev/null @@ -1,138 +0,0 @@ -/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- - * vim: sw=2 ts=8 et : - */ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this - * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ - -#include "ShadowLayerParent.h" -#include "Layers.h" // for Layer, ContainerLayer -#include "nsDebug.h" // for NS_RUNTIMEABORT -#include "nsISupportsImpl.h" // for Layer::AddRef, etc - -#include "mozilla/layers/PaintedLayerComposite.h" -#include "mozilla/layers/CanvasLayerComposite.h" -#include "mozilla/layers/ColorLayerComposite.h" -#include "mozilla/layers/ImageLayerComposite.h" -#include "mozilla/layers/ContainerLayerComposite.h" - -namespace mozilla { -namespace layers { - -ShadowLayerParent::ShadowLayerParent() : mLayer(nullptr) -{ -} - -ShadowLayerParent::~ShadowLayerParent() -{ - Disconnect(); -} - -void -ShadowLayerParent::Disconnect() -{ - if (mLayer) { - mLayer->Disconnect(); - mLayer = nullptr; - } -} - -void -ShadowLayerParent::Bind(Layer* layer) -{ - if (mLayer != layer) { - Disconnect(); - mLayer = layer; - } -} - -void -ShadowLayerParent::Destroy() -{ - // It's possible for Destroy() to come in just after this has been - // created, but just before the transaction in which Bind() would - // have been called. In that case, we'll ignore shadow-layers - // transactions from there on and never get a layer here. - Disconnect(); -} - -ContainerLayerComposite* -ShadowLayerParent::AsContainerLayerComposite() const -{ - return mLayer && mLayer->GetType() == Layer::TYPE_CONTAINER - ? static_cast<ContainerLayerComposite*>(mLayer.get()) - : nullptr; -} - -CanvasLayerComposite* -ShadowLayerParent::AsCanvasLayerComposite() const -{ - return mLayer && mLayer->GetType() == Layer::TYPE_CANVAS - ? static_cast<CanvasLayerComposite*>(mLayer.get()) - : nullptr; -} - -ColorLayerComposite* -ShadowLayerParent::AsColorLayerComposite() const -{ - return mLayer && mLayer->GetType() == Layer::TYPE_COLOR - ? static_cast<ColorLayerComposite*>(mLayer.get()) - : nullptr; -} - -ImageLayerComposite* -ShadowLayerParent::AsImageLayerComposite() const -{ - return mLayer && mLayer->GetType() == Layer::TYPE_IMAGE - ? static_cast<ImageLayerComposite*>(mLayer.get()) - : nullptr; -} - -RefLayerComposite* -ShadowLayerParent::AsRefLayerComposite() const -{ - return mLayer && mLayer->GetType() == Layer::TYPE_REF - ? static_cast<RefLayerComposite*>(mLayer.get()) - : nullptr; -} - -PaintedLayerComposite* -ShadowLayerParent::AsPaintedLayerComposite() const -{ - return mLayer && mLayer->GetType() == Layer::TYPE_PAINTED - ? static_cast<PaintedLayerComposite*>(mLayer.get()) - : nullptr; -} - -void -ShadowLayerParent::ActorDestroy(ActorDestroyReason why) -{ - switch (why) { - case AncestorDeletion: - NS_RUNTIMEABORT("shadow layer deleted out of order!"); - return; // unreached - - case Deletion: - // See comment near Destroy() above. - Disconnect(); - break; - - case AbnormalShutdown: - Disconnect(); - break; - - case NormalShutdown: - // let IPDL-generated code automatically clean up Shmems and so - // forth; our channel is disconnected anyway - break; - - case FailedConstructor: - NS_RUNTIMEABORT("FailedConstructor isn't possible in PLayerTransaction"); - return; // unreached - } - - mLayer = nullptr; -} - -} // namespace layers -} // namespace mozilla |