tor-browser

The Tor Browser
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APZInputBridgeChild.h (2934B)

      1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
      2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
      3 /* This Source Code Form is subject to the terms of the Mozilla Public
      4 * License, v. 2.0. If a copy of the MPL was not distributed with this
      5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      6 
      7 #ifndef mozilla_layers_APZInputBridgeChild_h
      8 #define mozilla_layers_APZInputBridgeChild_h
      9 
     10 #include "mozilla/layers/APZInputBridge.h"
     11 #include "mozilla/layers/PAPZInputBridgeChild.h"
     12 
     13 #include "mozilla/layers/GeckoContentControllerTypes.h"
     14 
     15 namespace mozilla {
     16 namespace layers {
     17 
     18 class RemoteCompositorSession;
     19 
     20 class APZInputBridgeChild : public PAPZInputBridgeChild, public APZInputBridge {
     21  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(APZInputBridgeChild, final)
     22  using TapType = GeckoContentController_TapType;
     23 
     24 public:
     25  static RefPtr<APZInputBridgeChild> Create(
     26      const uint64_t& aProcessToken,
     27      Endpoint<PAPZInputBridgeChild>&& aEndpoint);
     28 
     29  void Destroy();
     30 
     31  void SetCompositorSession(RemoteCompositorSession* aSession);
     32 
     33  APZEventResult ReceiveInputEvent(
     34      InputData& aEvent,
     35      InputBlockCallback&& aCallback = InputBlockCallback()) override;
     36 
     37  MOZ_CAN_RUN_SCRIPT_BOUNDARY
     38  mozilla::ipc::IPCResult RecvHandleTap(
     39      const TapType& aType, const LayoutDevicePoint& aPoint,
     40      const Modifiers& aModifiers, const ScrollableLayerGuid& aGuid,
     41      const uint64_t& aInputBlockId,
     42      const Maybe<DoubleTapToZoomMetrics>& aDoubleTapToZoomMetrics);
     43 
     44  mozilla::ipc::IPCResult RecvCallInputBlockCallback(
     45      uint64_t aInputBlockId, const APZHandledResult& handledResult);
     46 
     47 protected:
     48  void ProcessUnhandledEvent(LayoutDeviceIntPoint* aRefPoint,
     49                             ScrollableLayerGuid* aOutTargetGuid,
     50                             uint64_t* aOutFocusSequenceNumber,
     51                             LayersId* aOutLayersId) override;
     52 
     53  void UpdateWheelTransaction(
     54      LayoutDeviceIntPoint aRefPoint, EventMessage aEventMessage,
     55      const Maybe<ScrollableLayerGuid>& aTargetGuid) override;
     56 
     57  void ActorDestroy(ActorDestroyReason aWhy) override;
     58 
     59  explicit APZInputBridgeChild(const uint64_t& aProcessToken);
     60  virtual ~APZInputBridgeChild();
     61 
     62 private:
     63  void Open(Endpoint<PAPZInputBridgeChild>&& aEndpoint);
     64 
     65  MOZ_CAN_RUN_SCRIPT_BOUNDARY
     66  void HandleTapOnMainThread(
     67      const TapType& aType, const LayoutDevicePoint& aPoint,
     68      const Modifiers& aModifiers, const ScrollableLayerGuid& aGuid,
     69      const uint64_t& aInputBlockId,
     70      const Maybe<DoubleTapToZoomMetrics>& aDoubleTapToZoomMetrics);
     71 
     72  bool mIsOpen;
     73  uint64_t mProcessToken;
     74  MOZ_NON_OWNING_REF RemoteCompositorSession* mCompositorSession = nullptr;
     75 
     76  using InputBlockCallbackMap =
     77      std::unordered_map<uint64_t, InputBlockCallback>;
     78  InputBlockCallbackMap mInputBlockCallbacks;
     79 };
     80 
     81 }  // namespace layers
     82 }  // namespace mozilla
     83 
     84 #endif  // mozilla_layers_APZInputBridgeChild_h