51 lines
1.5 KiB
C
51 lines
1.5 KiB
C
|
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
||
|
/* 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_InputAPZContext_h
|
||
|
#define mozilla_layers_InputAPZContext_h
|
||
|
|
||
|
#include "FrameMetrics.h"
|
||
|
#include "mozilla/EventForwards.h"
|
||
|
|
||
|
namespace mozilla {
|
||
|
namespace layers {
|
||
|
|
||
|
// InputAPZContext is used to communicate the ScrollableLayerGuid,
|
||
|
// input block ID, APZ response from nsIWidget to RenderFrameParent.
|
||
|
// It is conceptually attached to any WidgetInputEvent
|
||
|
// that has been processed by APZ directly from a widget.
|
||
|
class MOZ_STACK_CLASS InputAPZContext
|
||
|
{
|
||
|
private:
|
||
|
static ScrollableLayerGuid sGuid;
|
||
|
static uint64_t sBlockId;
|
||
|
static nsEventStatus sApzResponse;
|
||
|
static bool sRoutedToChildProcess;
|
||
|
|
||
|
public:
|
||
|
static ScrollableLayerGuid GetTargetLayerGuid();
|
||
|
static uint64_t GetInputBlockId();
|
||
|
static nsEventStatus GetApzResponse();
|
||
|
static void SetRoutedToChildProcess();
|
||
|
|
||
|
InputAPZContext(const ScrollableLayerGuid& aGuid,
|
||
|
const uint64_t& aBlockId,
|
||
|
const nsEventStatus& aApzResponse);
|
||
|
~InputAPZContext();
|
||
|
|
||
|
bool WasRoutedToChildProcess();
|
||
|
|
||
|
private:
|
||
|
ScrollableLayerGuid mOldGuid;
|
||
|
uint64_t mOldBlockId;
|
||
|
nsEventStatus mOldApzResponse;
|
||
|
bool mOldRoutedToChildProcess;
|
||
|
};
|
||
|
|
||
|
} // namespace layers
|
||
|
} // namespace mozilla
|
||
|
|
||
|
#endif /* mozilla_layers_InputAPZContext_h */
|