95 lines
3.3 KiB
C++
95 lines
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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_ContentProcessController_h
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#define mozilla_layers_ContentProcessController_h
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#include "mozilla/layers/GeckoContentController.h"
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class nsIObserver;
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namespace mozilla {
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namespace dom {
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class BrowserChild;
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} // namespace dom
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namespace layers {
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class APZChild;
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struct DoubleTapToZoomMetrics;
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/**
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* ContentProcessController is a GeckoContentController for a BrowserChild, and
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* is always remoted using PAPZ/APZChild.
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*
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* ContentProcessController is created in ContentChild when a layer tree id has
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* been allocated for a PBrowser that lives in that content process, and is
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* destroyed when the Destroy message is received, or when the tab dies.
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*
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* If ContentProcessController needs to implement a new method on
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* GeckoContentController PAPZ, APZChild, and RemoteContentController must be
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* updated to handle it.
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*/
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class ContentProcessController final : public GeckoContentController {
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public:
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explicit ContentProcessController(const RefPtr<dom::BrowserChild>& aBrowser);
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// GeckoContentController
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void NotifyLayerTransforms(nsTArray<MatrixMessage>&& aTransforms) override;
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void RequestContentRepaint(const RepaintRequest& aRequest) override;
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void HandleTap(TapType aType, const LayoutDevicePoint& aPoint,
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Modifiers aModifiers, const ScrollableLayerGuid& aGuid,
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uint64_t aInputBlockId,
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const Maybe<DoubleTapToZoomMetrics>& aMetrics) override;
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void NotifyPinchGesture(PinchGestureInput::PinchGestureType aType,
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const ScrollableLayerGuid& aGuid,
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const LayoutDevicePoint& aFocusPoint,
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LayoutDeviceCoord aSpanChange,
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Modifiers aModifiers) override;
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void NotifyAPZStateChange(const ScrollableLayerGuid& aGuid,
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APZStateChange aChange, int aArg,
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Maybe<uint64_t> aInputBlockId) override;
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void NotifyMozMouseScrollEvent(const ScrollableLayerGuid::ViewID& aScrollId,
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const nsString& aEvent) override;
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void NotifyFlushComplete() override;
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void NotifyAsyncScrollbarDragInitiated(
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uint64_t aDragBlockId, const ScrollableLayerGuid::ViewID& aScrollId,
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ScrollDirection aDirection) override;
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void NotifyAsyncScrollbarDragRejected(
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const ScrollableLayerGuid::ViewID& aScrollId) override;
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void NotifyAsyncAutoscrollRejected(
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const ScrollableLayerGuid::ViewID& aScrollId) override;
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void CancelAutoscroll(const ScrollableLayerGuid& aGuid) override;
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void NotifyScaleGestureComplete(const ScrollableLayerGuid& aGuid,
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float aScale) override;
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bool IsRepaintThread() override;
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void DispatchToRepaintThread(already_AddRefed<Runnable> aTask) override;
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PresShell* GetTopLevelPresShell() const override;
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private:
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RefPtr<dom::BrowserChild> mBrowser;
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};
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} // namespace layers
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} // namespace mozilla
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#endif // mozilla_layers_ContentProcessController_h
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