зеркало из https://github.com/mozilla/pjs.git
126 строки
4.0 KiB
C++
126 строки
4.0 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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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at:
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Code.
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*
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* The Initial Developer of the Original Code is
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* The Mozilla Foundation
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* Portions created by the Initial Developer are Copyright (C) 2010
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Chris Jones <jones.chris.g@gmail.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef mozilla_layout_RenderFrameParent_h
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#define mozilla_layout_RenderFrameParent_h
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#include "mozilla/layout/PRenderFrameParent.h"
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#include "nsDisplayList.h"
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class nsFrameLoader;
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namespace mozilla {
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namespace layers {
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class ContainerLayer;
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class Layer;
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class LayerManager;
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class ShadowLayersParent;
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}
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namespace layout {
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class RenderFrameParent : public PRenderFrameParent
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{
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typedef mozilla::layers::ContainerLayer ContainerLayer;
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typedef mozilla::layers::Layer Layer;
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typedef mozilla::layers::LayerManager LayerManager;
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typedef mozilla::layers::ShadowLayersParent ShadowLayersParent;
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public:
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RenderFrameParent(nsFrameLoader* aFrameLoader);
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virtual ~RenderFrameParent();
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void ShadowLayersUpdated();
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already_AddRefed<Layer> BuildLayer(nsDisplayListBuilder* aBuilder,
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nsIFrame* aFrame,
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LayerManager* aManager);
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protected:
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NS_OVERRIDE void ActorDestroy(ActorDestroyReason why);
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NS_OVERRIDE virtual PLayersParent* AllocPLayers();
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NS_OVERRIDE virtual bool DeallocPLayers(PLayersParent* aLayers);
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private:
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LayerManager* GetLayerManager() const;
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ShadowLayersParent* GetShadowLayers() const;
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Layer* GetRootLayer() const;
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nsRefPtr<nsFrameLoader> mFrameLoader;
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nsRefPtr<ContainerLayer> mContainer;
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};
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} // namespace layout
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} // namespace mozilla
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/**
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* A DisplayRemote exists solely to graft a child process's shadow
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* layer tree (for a given RenderFrameParent) into its parent
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* process's layer tree.
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*/
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class nsDisplayRemote : public nsDisplayItem
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{
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typedef mozilla::layout::RenderFrameParent RenderFrameParent;
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public:
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nsDisplayRemote(nsIFrame* aFrame, RenderFrameParent* aRemoteFrame)
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: nsDisplayItem(aFrame)
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, mRemoteFrame(aRemoteFrame)
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{}
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NS_OVERRIDE
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virtual LayerState GetLayerState(nsDisplayListBuilder* aBuilder,
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LayerManager* aManager)
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{ return mozilla::LAYER_ACTIVE; }
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NS_OVERRIDE
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virtual already_AddRefed<Layer>
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BuildLayer(nsDisplayListBuilder* aBuilder, LayerManager* aManager);
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NS_DISPLAY_DECL_NAME("Remote", TYPE_REMOTE)
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private:
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RenderFrameParent* mRemoteFrame;
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};
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#endif // mozilla_layout_RenderFrameParent_h
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