gecko-dev/dom/flyweb/FlyWebDiscoveryManager.cpp

127 строки
3.6 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 "nsString.h"
#include "nsTHashtable.h"
#include "nsClassHashtable.h"
#include "nsIUUIDGenerator.h"
#include "jsapi.h"
#include "mozilla/StaticPtr.h"
#include "mozilla/Logging.h"
#include "nsComponentManagerUtils.h"
#include "nsServiceManagerUtils.h"
#include "mozilla/dom/FlyWebDiscoveryManager.h"
#include "mozilla/dom/FlyWebDiscoveryManagerBinding.h"
#include "mozilla/dom/Element.h"
namespace mozilla {
namespace dom {
static LazyLogModule gFlyWebDiscoveryManagerLog("FlyWebDiscoveryManager");
#undef LOG_I
#define LOG_I(...) MOZ_LOG(mozilla::dom::gFlyWebDiscoveryManagerLog, mozilla::LogLevel::Debug, (__VA_ARGS__))
#undef LOG_E
#define LOG_E(...) MOZ_LOG(mozilla::dom::gFlyWebDiscoveryManagerLog, mozilla::LogLevel::Error, (__VA_ARGS__))
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_0(FlyWebDiscoveryManager)
NS_IMPL_CYCLE_COLLECTING_ADDREF(FlyWebDiscoveryManager)
NS_IMPL_CYCLE_COLLECTING_RELEASE(FlyWebDiscoveryManager)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(FlyWebDiscoveryManager)
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_END
FlyWebDiscoveryManager::FlyWebDiscoveryManager(nsISupports* aParent,
FlyWebService* aService)
: mParent(aParent)
, mService(aService)
, mNextId(0)
{
}
FlyWebDiscoveryManager::~FlyWebDiscoveryManager()
{
mService->UnregisterDiscoveryManager(this);
}
JSObject*
FlyWebDiscoveryManager::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
{
return FlyWebDiscoveryManagerBinding::Wrap(aCx, this, aGivenProto);
}
nsISupports*
FlyWebDiscoveryManager::GetParentObject() const
{
return mParent;
}
/* static */ already_AddRefed<FlyWebDiscoveryManager>
FlyWebDiscoveryManager::Constructor(const GlobalObject& aGlobal, ErrorResult& rv)
{
RefPtr<FlyWebService> service = FlyWebService::GetOrCreate();
if (!service) {
return nullptr;
}
RefPtr<FlyWebDiscoveryManager> result = new FlyWebDiscoveryManager(
aGlobal.GetAsSupports(), service);
return result.forget();
}
void
FlyWebDiscoveryManager::ListServices(nsTArray<FlyWebDiscoveredService>& aServices)
{
return mService->ListDiscoveredServices(aServices);
}
uint32_t
FlyWebDiscoveryManager::StartDiscovery(FlyWebDiscoveryCallback& aCallback)
{
uint32_t id = GenerateId();
mCallbackMap.Put(id, &aCallback);
mService->RegisterDiscoveryManager(this);
return id;
}
void
FlyWebDiscoveryManager::StopDiscovery(uint32_t aId)
{
mCallbackMap.Remove(aId);
if (mCallbackMap.Count() == 0) {
mService->UnregisterDiscoveryManager(this);
}
}
void
FlyWebDiscoveryManager::PairWithService(const nsAString& aServiceId,
FlyWebPairingCallback& aCallback)
{
mService->PairWithService(aServiceId, aCallback);
}
void
FlyWebDiscoveryManager::NotifyDiscoveredServicesChanged()
{
nsTArray<FlyWebDiscoveredService> services;
ListServices(services);
Sequence<FlyWebDiscoveredService> servicesSeq;
servicesSeq.SwapElements(services);
for (auto iter = mCallbackMap.Iter(); !iter.Done(); iter.Next()) {
FlyWebDiscoveryCallback *callback = iter.UserData();
ErrorResult err;
callback->OnDiscoveredServicesChanged(servicesSeq, err);
ENSURE_SUCCESS_VOID(err);
}
}
} // namespace dom
} // namespace mozilla