mirror of
https://github.com/classilla/tenfourfox.git
synced 2024-09-10 11:54:40 +00:00
192 lines
6.5 KiB
C++
192 lines
6.5 KiB
C++
/* -*- 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/. */
|
|
|
|
#ifndef mozilla_layout_RenderFrameParent_h
|
|
#define mozilla_layout_RenderFrameParent_h
|
|
|
|
#include "mozilla/Attributes.h"
|
|
#include <map>
|
|
|
|
#include "mozilla/layers/APZUtils.h"
|
|
#include "mozilla/layers/LayersTypes.h"
|
|
#include "mozilla/layout/PRenderFrameParent.h"
|
|
#include "nsDisplayList.h"
|
|
|
|
class nsFrameLoader;
|
|
class nsSubDocumentFrame;
|
|
|
|
namespace mozilla {
|
|
|
|
class InputEvent;
|
|
|
|
namespace layers {
|
|
class APZCTreeManager;
|
|
class AsyncDragMetrics;
|
|
class TargetConfig;
|
|
struct TextureFactoryIdentifier;
|
|
struct ScrollableLayerGuid;
|
|
} // namespace layers
|
|
|
|
namespace layout {
|
|
|
|
class RemoteContentController;
|
|
|
|
class RenderFrameParent : public PRenderFrameParent
|
|
{
|
|
typedef mozilla::layers::AsyncDragMetrics AsyncDragMetrics;
|
|
typedef mozilla::layers::FrameMetrics FrameMetrics;
|
|
typedef mozilla::layers::ContainerLayer ContainerLayer;
|
|
typedef mozilla::layers::Layer Layer;
|
|
typedef mozilla::layers::LayerManager LayerManager;
|
|
typedef mozilla::layers::TargetConfig TargetConfig;
|
|
typedef mozilla::ContainerLayerParameters ContainerLayerParameters;
|
|
typedef mozilla::layers::TextureFactoryIdentifier TextureFactoryIdentifier;
|
|
typedef mozilla::layers::ScrollableLayerGuid ScrollableLayerGuid;
|
|
typedef mozilla::layers::TouchBehaviorFlags TouchBehaviorFlags;
|
|
typedef mozilla::layers::ZoomConstraints ZoomConstraints;
|
|
typedef FrameMetrics::ViewID ViewID;
|
|
|
|
public:
|
|
|
|
|
|
/**
|
|
* Select the desired scrolling behavior. If ASYNC_PAN_ZOOM is
|
|
* chosen, then RenderFrameParent will watch input events and use
|
|
* them to asynchronously pan and zoom.
|
|
*/
|
|
RenderFrameParent(nsFrameLoader* aFrameLoader,
|
|
TextureFactoryIdentifier* aTextureFactoryIdentifier,
|
|
uint64_t* aId, bool* aSuccess);
|
|
virtual ~RenderFrameParent();
|
|
|
|
void Destroy();
|
|
|
|
void BuildDisplayList(nsDisplayListBuilder* aBuilder,
|
|
nsSubDocumentFrame* aFrame,
|
|
const nsRect& aDirtyRect,
|
|
const nsDisplayListSet& aLists);
|
|
|
|
already_AddRefed<Layer> BuildLayer(nsDisplayListBuilder* aBuilder,
|
|
nsIFrame* aFrame,
|
|
LayerManager* aManager,
|
|
const nsIntRect& aVisibleRect,
|
|
nsDisplayItem* aItem,
|
|
const ContainerLayerParameters& aContainerParameters);
|
|
|
|
void OwnerContentChanged(nsIContent* aContent);
|
|
|
|
void ZoomToRect(uint32_t aPresShellId, ViewID aViewId, const CSSRect& aRect);
|
|
|
|
void ContentReceivedInputBlock(const ScrollableLayerGuid& aGuid,
|
|
uint64_t aInputBlockId,
|
|
bool aPreventDefault);
|
|
void SetTargetAPZC(uint64_t aInputBlockId,
|
|
const nsTArray<ScrollableLayerGuid>& aTargets);
|
|
void SetAllowedTouchBehavior(uint64_t aInputBlockId,
|
|
const nsTArray<TouchBehaviorFlags>& aFlags);
|
|
|
|
void UpdateZoomConstraints(uint32_t aPresShellId,
|
|
ViewID aViewId,
|
|
const Maybe<ZoomConstraints>& aConstraints);
|
|
|
|
bool HitTest(const nsRect& aRect);
|
|
|
|
void StartScrollbarDrag(const AsyncDragMetrics& aDragMetrics);
|
|
|
|
void GetTextureFactoryIdentifier(TextureFactoryIdentifier* aTextureFactoryIdentifier);
|
|
|
|
inline uint64_t GetLayersId() { return mLayersId; }
|
|
|
|
void TakeFocusForClickFromTap();
|
|
|
|
protected:
|
|
void ActorDestroy(ActorDestroyReason why) override;
|
|
|
|
virtual bool RecvNotifyCompositorTransaction() override;
|
|
|
|
virtual bool RecvUpdateHitRegion(const nsRegion& aRegion) override;
|
|
|
|
private:
|
|
void TriggerRepaint();
|
|
void DispatchEventForPanZoomController(const InputEvent& aEvent);
|
|
|
|
uint64_t GetLayerTreeId() const;
|
|
|
|
// When our child frame is pushing transactions directly to the
|
|
// compositor, this is the ID of its layer tree in the compositor's
|
|
// context.
|
|
uint64_t mLayersId;
|
|
|
|
RefPtr<nsFrameLoader> mFrameLoader;
|
|
RefPtr<ContainerLayer> mContainer;
|
|
// When our scrolling behavior is ASYNC_PAN_ZOOM, we have a nonnull
|
|
// APZCTreeManager. It's used to manipulate the shadow layer tree
|
|
// on the compositor thread.
|
|
RefPtr<layers::APZCTreeManager> mApzcTreeManager;
|
|
RefPtr<RemoteContentController> mContentController;
|
|
|
|
layers::APZCTreeManager* GetApzcTreeManager();
|
|
|
|
// True after Destroy() has been called, which is triggered
|
|
// originally by nsFrameLoader::Destroy(). After this point, we can
|
|
// no longer safely ask the frame loader to find its nearest layer
|
|
// manager, because it may have been disconnected from the DOM.
|
|
// It's still OK to *tell* the frame loader that we've painted after
|
|
// it's destroyed; it'll just ignore us, and we won't be able to
|
|
// find an nsIFrame to invalidate. See ShadowLayersUpdated().
|
|
//
|
|
// Prefer the extra bit of state to null'ing out mFrameLoader in
|
|
// Destroy() so that less code needs to be special-cased for after
|
|
// Destroy().
|
|
//
|
|
// It's possible for mFrameLoader==null and
|
|
// mFrameLoaderDestroyed==false.
|
|
bool mFrameLoaderDestroyed;
|
|
|
|
nsRegion mTouchRegion;
|
|
|
|
bool mAsyncPanZoomEnabled;
|
|
};
|
|
|
|
} // namespace layout
|
|
} // namespace mozilla
|
|
|
|
/**
|
|
* A DisplayRemote exists solely to graft a child process's shadow
|
|
* layer tree (for a given RenderFrameParent) into its parent
|
|
* process's layer tree.
|
|
*/
|
|
class nsDisplayRemote : public nsDisplayItem
|
|
{
|
|
typedef mozilla::layout::RenderFrameParent RenderFrameParent;
|
|
|
|
public:
|
|
nsDisplayRemote(nsDisplayListBuilder* aBuilder, nsSubDocumentFrame* aFrame,
|
|
RenderFrameParent* aRemoteFrame);
|
|
|
|
virtual LayerState GetLayerState(nsDisplayListBuilder* aBuilder,
|
|
LayerManager* aManager,
|
|
const ContainerLayerParameters& aParameters) override
|
|
{ return mozilla::LAYER_ACTIVE_FORCE; }
|
|
|
|
virtual already_AddRefed<Layer>
|
|
BuildLayer(nsDisplayListBuilder* aBuilder, LayerManager* aManager,
|
|
const ContainerLayerParameters& aContainerParameters) override;
|
|
|
|
void HitTest(nsDisplayListBuilder* aBuilder, const nsRect& aRect,
|
|
HitTestState* aState, nsTArray<nsIFrame*> *aOutFrames) override;
|
|
|
|
NS_DISPLAY_DECL_NAME("Remote", TYPE_REMOTE)
|
|
|
|
private:
|
|
RenderFrameParent* mRemoteFrame;
|
|
mozilla::layers::EventRegionsOverride mEventRegionsOverride;
|
|
};
|
|
|
|
|
|
#endif // mozilla_layout_RenderFrameParent_h
|