gecko-dev/dom/media/gmp/GMPTimerParent.cpp

126 строки
3.0 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/. */
#include "GMPTimerParent.h"
#include "nsComponentManagerUtils.h"
#include "mozilla/Unused.h"
#include "nsAutoPtr.h"
namespace mozilla {
#ifdef LOG
#undef LOG
#endif
extern LogModule* GetGMPLog();
#define LOGD(msg) MOZ_LOG(GetGMPLog(), mozilla::LogLevel::Debug, msg)
#define LOG(level, msg) MOZ_LOG(GetGMPLog(), (level), msg)
#ifdef __CLASS__
#undef __CLASS__
#endif
#define __CLASS__ "GMPParent"
namespace gmp {
GMPTimerParent::GMPTimerParent(nsISerialEventTarget* aGMPEventTarget)
: mGMPEventTarget(aGMPEventTarget)
, mIsOpen(true)
{
}
mozilla::ipc::IPCResult
GMPTimerParent::RecvSetTimer(const uint32_t& aTimerId,
const uint32_t& aTimeoutMs)
{
LOGD(("%s::%s: %p mIsOpen=%d", __CLASS__, __FUNCTION__, this, mIsOpen));
MOZ_ASSERT(mGMPEventTarget->IsOnCurrentThread());
if (!mIsOpen) {
return IPC_OK();
}
nsresult rv;
nsAutoPtr<Context> ctx(new Context());
ctx->mTimer = do_CreateInstance("@mozilla.org/timer;1", &rv);
NS_ENSURE_SUCCESS(rv, IPC_OK());
ctx->mId = aTimerId;
rv = ctx->mTimer->SetTarget(mGMPEventTarget);
NS_ENSURE_SUCCESS(rv, IPC_OK());
ctx->mParent = this;
rv =
ctx->mTimer->InitWithNamedFuncCallback(&GMPTimerParent::GMPTimerExpired,
ctx,
aTimeoutMs,
nsITimer::TYPE_ONE_SHOT,
"gmp::GMPTimerParent::RecvSetTimer");
NS_ENSURE_SUCCESS(rv, IPC_OK());
mTimers.PutEntry(ctx.forget());
return IPC_OK();
}
void
GMPTimerParent::Shutdown()
{
LOGD(("%s::%s: %p mIsOpen=%d", __CLASS__, __FUNCTION__, this, mIsOpen));
MOZ_ASSERT(mGMPEventTarget->IsOnCurrentThread());
for (auto iter = mTimers.Iter(); !iter.Done(); iter.Next()) {
Context* context = iter.Get()->GetKey();
context->mTimer->Cancel();
delete context;
}
mTimers.Clear();
mIsOpen = false;
}
void
GMPTimerParent::ActorDestroy(ActorDestroyReason aWhy)
{
LOGD(("%s::%s: %p mIsOpen=%d", __CLASS__, __FUNCTION__, this, mIsOpen));
Shutdown();
}
/* static */
void
GMPTimerParent::GMPTimerExpired(nsITimer *aTimer, void *aClosure)
{
MOZ_ASSERT(aClosure);
nsAutoPtr<Context> ctx(static_cast<Context*>(aClosure));
MOZ_ASSERT(ctx->mParent);
if (ctx->mParent) {
ctx->mParent->TimerExpired(ctx);
}
}
void
GMPTimerParent::TimerExpired(Context* aContext)
{
LOGD(("%s::%s: %p mIsOpen=%d", __CLASS__, __FUNCTION__, this, mIsOpen));
MOZ_ASSERT(mGMPEventTarget->IsOnCurrentThread());
if (!mIsOpen) {
return;
}
uint32_t id = aContext->mId;
mTimers.RemoveEntry(aContext);
if (id) {
Unused << SendTimerExpired(id);
}
}
} // namespace gmp
} // namespace mozilla