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