tor-browser

The Tor Browser
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PAPZCTreeManager.ipdl (3772B)

      1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
      2 /* This Source Code Form is subject to the terms of the Mozilla Public
      3  * License, v. 2.0. If a copy of the MPL was not distributed with this
      4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      5 
      6 include "mozilla/GfxMessageUtils.h";
      7 include "mozilla/layers/LayersMessageUtils.h";
      8 include "ipc/nsGUIEventIPC.h";
      9 
     10 include protocol PCompositorBridge;
     11 
     12 using mozilla::CSSRect from "Units.h";
     13 using mozilla::LayoutDeviceCoord from "Units.h";
     14 using mozilla::LayoutDevicePoint from "Units.h";
     15 using mozilla::ScreenPoint from "Units.h";
     16 using mozilla::layers::ZoomTarget from "mozilla/layers/DoubleTapToZoom.h";
     17 using mozilla::layers::DoubleTapToZoomMetrics from "mozilla/layers/DoubleTapToZoom.h";
     18 using mozilla::layers::ZoomConstraints from "mozilla/layers/ZoomConstraints.h";
     19 using mozilla::layers::ScrollableLayerGuid from "mozilla/layers/ScrollableLayerGuid.h";
     20 using mozilla::layers::ScrollableLayerGuid::ViewID from "mozilla/layers/ScrollableLayerGuid.h";
     21 using mozilla::layers::TouchBehaviorFlags from "mozilla/layers/LayersTypes.h";
     22 using mozilla::layers::AsyncDragMetrics from "mozilla/layers/AsyncDragMetrics.h";
     23 using mozilla::layers::GeckoContentController_TapType from "mozilla/layers/GeckoContentControllerTypes.h";
     24 using mozilla::layers::APZHandledResult from "mozilla/layers/APZInputBridge.h";
     25 using mozilla::layers::BrowserGestureResponse from "mozilla/layers/APZInputBridge.h";
     26 using class mozilla::layers::KeyboardMap from "mozilla/layers/KeyboardMap.h";
     27 using mozilla::wr::RenderRoot from "mozilla/webrender/WebRenderTypes.h";
     28 
     29 using mozilla::Modifiers from "mozilla/EventForwards.h";
     30 using mozilla::PinchGestureInput::PinchGestureType from "InputData.h";
     31 
     32 namespace mozilla {
     33 namespace layers {
     34 
     35 /**
     36  * PAPZCTreeManager is a protocol for remoting an IAPZCTreeManager. PAPZCTreeManager
     37  * lives on the PCompositorBridge protocol which either connects to the compositor
     38  * thread in the main process, or to the compositor thread in the gpu processs.
     39  *
     40  * PAPZCTreeManagerParent lives in the compositor thread, while PAPZCTreeManagerChild
     41  * lives in the main thread of the main or the content process. APZCTreeManagerParent
     42  * and APZCTreeManagerChild implement this protocol.
     43  */
     44 [ManualDealloc]
     45 protocol PAPZCTreeManager
     46 {
     47 manager PCompositorBridge;
     48 
     49 parent:
     50 
     51   // These messages correspond to the methods
     52   // on the IAPZCTreeManager interface
     53 
     54   async ZoomToRect(ScrollableLayerGuid aGuid, ZoomTarget aZoomTarget, uint32_t Flags);
     55 
     56   async ContentReceivedInputBlock(uint64_t aInputBlockId, bool PreventDefault);
     57 
     58   async SetTargetAPZC(uint64_t aInputBlockId, ScrollableLayerGuid[] Targets);
     59 
     60   async UpdateZoomConstraints(ScrollableLayerGuid aGuid, ZoomConstraints? aConstraints);
     61 
     62   async SetKeyboardMap(KeyboardMap aKeyboardMap);
     63 
     64   async SetDPI(float aDpiValue);
     65 
     66   async SetAllowedTouchBehavior(uint64_t aInputBlockId, TouchBehaviorFlags[] aValues);
     67 
     68   async StartScrollbarDrag(ScrollableLayerGuid aGuid, AsyncDragMetrics aDragMetrics);
     69 
     70   async StartAutoscroll(ScrollableLayerGuid aGuid, ScreenPoint aAnchorLocation);
     71 
     72   async StopAutoscroll(ScrollableLayerGuid aGuid);
     73 
     74   async SetLongTapEnabled(bool aTapGestureEnabled);
     75 
     76   async SetBrowserGestureResponse(uint64_t aInputBlockId,
     77                                   BrowserGestureResponse aResponse);
     78 
     79   async __delete__();
     80 
     81 child:
     82 
     83   async NotifyPinchGesture(PinchGestureType aType, ScrollableLayerGuid aGuid,
     84                            LayoutDevicePoint aFocusPoint, LayoutDeviceCoord aSpanChange,
     85                            Modifiers aModifiers);
     86 
     87   async CancelAutoscroll(ViewID aScrollId);
     88 
     89   async NotifyScaleGestureComplete(ViewID aScrollId, float aScale);
     90 };
     91 
     92 } // namespace gfx
     93 } // namespace mozilla