mirror of
https://github.com/roytam1/palemoon27.git
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wolfbeast
74 lines
2.8 KiB
C++
74 lines
2.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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_ChromeProcessController_h
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#define mozilla_layers_ChromeProcessController_h
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#include "mozilla/layers/GoannaContentController.h"
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#include "nsCOMPtr.h"
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#include "nsRefPtr.h"
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class nsIDOMWindowUtils;
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class nsIDocument;
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class nsIPresShell;
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class nsIWidget;
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class MessageLoop;
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namespace mozilla {
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namespace layers {
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class APZEventState;
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class CompositorParent;
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// A ChromeProcessController is attached to the root of a compositor's layer
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// tree.
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class ChromeProcessController : public mozilla::layers::GoannaContentController
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{
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typedef mozilla::layers::FrameMetrics FrameMetrics;
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typedef mozilla::layers::ScrollableLayerGuid ScrollableLayerGuid;
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public:
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explicit ChromeProcessController(nsIWidget* aWidget, APZEventState* aAPZEventState);
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virtual void Destroy() override;
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// GoannaContentController interface
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virtual void RequestContentRepaint(const FrameMetrics& aFrameMetrics) override;
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virtual void PostDelayedTask(Task* aTask, int aDelayMs) override;
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virtual void AcknowledgeScrollUpdate(const FrameMetrics::ViewID& aScrollId,
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const uint32_t& aScrollGeneration) override;
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virtual void HandleDoubleTap(const mozilla::CSSPoint& aPoint, int32_t aModifiers,
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const ScrollableLayerGuid& aGuid) override {}
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virtual void HandleSingleTap(const mozilla::CSSPoint& aPoint, int32_t aModifiers,
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const ScrollableLayerGuid& aGuid) override;
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virtual void HandleLongTap(const mozilla::CSSPoint& aPoint, int32_t aModifiers,
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const ScrollableLayerGuid& aGuid,
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uint64_t aInputBlockId) override;
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virtual void HandleLongTapUp(const CSSPoint& aPoint, int32_t aModifiers,
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const ScrollableLayerGuid& aGuid) override;
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virtual void SendAsyncScrollDOMEvent(bool aIsRoot, const mozilla::CSSRect &aContentRect,
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const mozilla::CSSSize &aScrollableSize) override {}
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virtual void NotifyAPZStateChange(const ScrollableLayerGuid& aGuid,
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APZStateChange aChange,
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int aArg) override;
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private:
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nsCOMPtr<nsIWidget> mWidget;
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nsRefPtr<APZEventState> mAPZEventState;
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MessageLoop* mUILoop;
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void InitializeRoot();
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float GetPresShellResolution() const;
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nsIPresShell* GetPresShell() const;
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nsIDocument* GetDocument() const;
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already_AddRefed<nsIDOMWindowUtils> GetDOMWindowUtils() const;
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};
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} // namespace layers
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} // namespace mozilla
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#endif /* mozilla_layers_ChromeProcessController_h */
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