The Tor Browser: widget/windows/winrt/APZController.h@fc2d59ddac77

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this

     3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 #pragma once

     7 #include "mozwrlbase.h"

     9 #include "mozilla/layers/GeckoContentController.h"

    10 #include "mozilla/layers/APZCTreeManager.h"

    11 #include "mozilla/EventForwards.h"

    12 #include "FrameMetrics.h"

    13 #include "Units.h"

    15 class nsIWidgetListener;

    17 namespace mozilla {

    18 namespace widget {

    19 namespace winrt {

    21 class APZController :

    22   public mozilla::layers::GeckoContentController

    23 {

    24   typedef mozilla::layers::FrameMetrics FrameMetrics;

    25   typedef mozilla::layers::ScrollableLayerGuid ScrollableLayerGuid;

    26   typedef mozilla::layers::ZoomConstraints ZoomConstraints;

    28 public:

    29   APZController() :

    30     mWidgetListener(nullptr)

    31   {

    32   }

    34   // GeckoContentController interface

    35   virtual void RequestContentRepaint(const FrameMetrics& aFrameMetrics);

    36   virtual void AcknowledgeScrollUpdate(const FrameMetrics::ViewID& aScrollId, const uint32_t& aScrollGeneration);

    37   virtual void HandleDoubleTap(const mozilla::CSSPoint& aPoint,

    38                                int32_t aModifiers,

    39                                const mozilla::layers::ScrollableLayerGuid& aGuid);

    40   virtual void HandleSingleTap(const mozilla::CSSPoint& aPoint,

    41                                int32_t aModifiers,

    42                                const mozilla::layers::ScrollableLayerGuid& aGuid);

    43   virtual void HandleLongTap(const mozilla::CSSPoint& aPoint,

    44                              int32_t aModifiers,

    45                              const mozilla::layers::ScrollableLayerGuid& aGuid);

    46   virtual void HandleLongTapUp(const mozilla::CSSPoint& aPoint,

    47                                int32_t aModifiers,

    48                                const mozilla::layers::ScrollableLayerGuid& aGuid);

    49   virtual void SendAsyncScrollDOMEvent(bool aIsRoot, const mozilla::CSSRect &aContentRect, const mozilla::CSSSize &aScrollableSize);

    50   virtual void PostDelayedTask(Task* aTask, int aDelayMs);

    51   virtual bool GetRootZoomConstraints(ZoomConstraints* aOutConstraints);

    52   virtual void NotifyAPZStateChange(const ScrollableLayerGuid& aGuid,

    53                                     APZStateChange aChange,

    54                                     int aArg);

    56   void SetWidgetListener(nsIWidgetListener* aWidgetListener);

    58   bool HitTestAPZC(mozilla::ScreenIntPoint& aPoint);

    59   void TransformCoordinateToGecko(const mozilla::ScreenIntPoint& aPoint,

    60                                   LayoutDeviceIntPoint* aRefPointOut);

    61   void ContentReceivedTouch(const ScrollableLayerGuid& aGuid, bool aPreventDefault);

    62   nsEventStatus ReceiveInputEvent(mozilla::WidgetInputEvent* aEvent,

    63                                   ScrollableLayerGuid* aOutTargetGuid);

    65 public:

    66   // todo: make this a member variable as prep for multiple views

    67   static nsRefPtr<mozilla::layers::APZCTreeManager> sAPZC;

    69 private:

    70   nsIWidgetListener* mWidgetListener;

    71 };

    73 } } }

The Tor Browser / file revision