/* -*- 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 "GamepadEventChannelChild.h"
#include "mozilla/dom/GamepadManager.h"
#include "mozilla/dom/Promise.h"
namespace mozilla::dom {
namespace {
class GamepadUpdateRunnable final :
public Runnable {
public:
explicit GamepadUpdateRunnable(
const GamepadChangeEvent& aGamepadEvent)
: Runnable(
"dom::GamepadUpdateRunnable"), mEvent(aGamepadEvent) {}
NS_IMETHOD Run() override {
RefPtr<GamepadManager> svc(GamepadManager::GetService());
if (svc) {
svc->Update(mEvent);
}
return NS_OK;
}
protected:
GamepadChangeEvent mEvent;
};
}
// namespace
already_AddRefed<GamepadEventChannelChild> GamepadEventChannelChild::Create() {
return RefPtr<GamepadEventChannelChild>(
new GamepadEventChannelChild())
.forget();
}
mozilla::ipc::IPCResult GamepadEventChannelChild::RecvGamepadUpdate(
const GamepadChangeEvent& aGamepadEvent) {
DebugOnly<nsresult> rv =
NS_DispatchToMainThread(
new GamepadUpdateRunnable(aGamepadEvent));
NS_WARNING_ASSERTION(NS_SUCCEEDED(rv),
"NS_DispatchToMainThread failed");
return IPC_OK();
}
void GamepadEventChannelChild::AddPromise(
const uint32_t& aID,
dom::Promise* aPromise) {
MOZ_ASSERT(!mPromiseList.Contains(aID));
mPromiseList.InsertOrUpdate(aID, RefPtr{aPromise});
}
mozilla::ipc::IPCResult GamepadEventChannelChild::RecvReplyGamepadPromise(
const uint32_t& aPromiseID) {
RefPtr<dom::Promise> p;
if (!mPromiseList.Get(aPromiseID, getter_AddRefs(p))) {
MOZ_CRASH(
"We should always have a promise.");
}
p->MaybeResolve(
true);
mPromiseList.Remove(aPromiseID);
return IPC_OK();
}
}
// namespace mozilla::dom
