fune/gfx/layers/apz/util/ContentProcessController.cpp
2017-06-23 12:15:35 +02:00

113 lines
3 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set sw=4 ts=8 et tw=80 : */
/* 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/. */
#include "ContentProcessController.h"
#include "mozilla/dom/TabChild.h"
#include "mozilla/layers/APZCCallbackHelper.h"
#include "mozilla/layers/APZChild.h"
#include "InputData.h" // for InputData
namespace mozilla {
namespace layers {
ContentProcessController::ContentProcessController(const RefPtr<dom::TabChild>& aBrowser)
: mBrowser(aBrowser)
{
MOZ_ASSERT(mBrowser);
}
void
ContentProcessController::RequestContentRepaint(const FrameMetrics& aFrameMetrics)
{
if (mBrowser) {
mBrowser->UpdateFrame(aFrameMetrics);
}
}
void
ContentProcessController::HandleTap(
TapType aType,
const LayoutDevicePoint& aPoint,
Modifiers aModifiers,
const ScrollableLayerGuid& aGuid,
uint64_t aInputBlockId)
{
// This should never get called
MOZ_ASSERT(false);
}
void
ContentProcessController::NotifyPinchGesture(
PinchGestureInput::PinchGestureType aType,
const ScrollableLayerGuid& aGuid,
LayoutDeviceCoord aSpanChange,
Modifiers aModifiers)
{
// This should never get called
MOZ_ASSERT_UNREACHABLE("Unexpected message to content process");
}
void
ContentProcessController::NotifyAPZStateChange(
const ScrollableLayerGuid& aGuid,
APZStateChange aChange,
int aArg)
{
if (mBrowser) {
mBrowser->NotifyAPZStateChange(aGuid.mScrollId, aChange, aArg);
}
}
void
ContentProcessController::NotifyMozMouseScrollEvent(
const FrameMetrics::ViewID& aScrollId,
const nsString& aEvent)
{
if (mBrowser) {
APZCCallbackHelper::NotifyMozMouseScrollEvent(aScrollId, aEvent);
}
}
void
ContentProcessController::NotifyFlushComplete()
{
if (mBrowser) {
nsCOMPtr<nsIPresShell> shell;
if (nsCOMPtr<nsIDocument> doc = mBrowser->GetDocument()) {
shell = doc->GetShell();
}
APZCCallbackHelper::NotifyFlushComplete(shell.get());
}
}
void
ContentProcessController::NotifyAsyncScrollbarDragRejected(const FrameMetrics::ViewID& aScrollId)
{
APZCCallbackHelper::NotifyAsyncScrollbarDragRejected(aScrollId);
}
void
ContentProcessController::PostDelayedTask(already_AddRefed<Runnable> aRunnable, int aDelayMs)
{
MOZ_ASSERT_UNREACHABLE("ContentProcessController should only be used remotely.");
}
bool
ContentProcessController::IsRepaintThread()
{
return NS_IsMainThread();
}
void
ContentProcessController::DispatchToRepaintThread(already_AddRefed<Runnable> aTask)
{
NS_DispatchToMainThread(Move(aTask));
}
} // namespace layers
} // namespace mozilla