gecko-dev/dom/base/IdleRequest.cpp
2017-02-01 16:16:36 +01:00

75 lines
1.9 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 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 "IdleRequest.h"
#include "mozilla/TimeStamp.h"
#include "mozilla/dom/IdleDeadline.h"
#include "mozilla/dom/PerformanceTiming.h"
#include "mozilla/dom/TimeoutManager.h"
#include "mozilla/dom/WindowBinding.h"
#include "nsComponentManagerUtils.h"
#include "nsGlobalWindow.h"
#include "nsISupportsPrimitives.h"
#include "nsPIDOMWindow.h"
namespace mozilla {
namespace dom {
IdleRequest::IdleRequest(IdleRequestCallback* aCallback, uint32_t aHandle)
: mCallback(aCallback)
, mHandle(aHandle)
, mTimeoutHandle(Nothing())
{
MOZ_DIAGNOSTIC_ASSERT(mCallback);
}
IdleRequest::~IdleRequest()
{
}
NS_IMPL_CYCLE_COLLECTION(IdleRequest, mCallback)
NS_IMPL_CYCLE_COLLECTING_ADDREF(IdleRequest)
NS_IMPL_CYCLE_COLLECTING_RELEASE(IdleRequest)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(IdleRequest)
NS_INTERFACE_MAP_END
void
IdleRequest::SetTimeoutHandle(int32_t aHandle)
{
mTimeoutHandle = Some(aHandle);
}
uint32_t
IdleRequest::GetTimeoutHandle() const
{
MOZ_DIAGNOSTIC_ASSERT(mTimeoutHandle.isSome());
return mTimeoutHandle.value();
}
nsresult
IdleRequest::IdleRun(nsPIDOMWindowInner* aWindow,
DOMHighResTimeStamp aDeadline,
bool aDidTimeout)
{
MOZ_ASSERT(NS_IsMainThread());
MOZ_DIAGNOSTIC_ASSERT(mCallback);
ErrorResult error;
RefPtr<IdleDeadline> deadline =
new IdleDeadline(aWindow, aDidTimeout, aDeadline);
mCallback->Call(*deadline, error, "requestIdleCallback handler");
mCallback = nullptr;
error.SuppressException();
return error.StealNSResult();
}
} // namespace dom
} // namespace mozilla