gecko-dev/widget/android/GeckoProcessManager.cpp

78 строки
2.4 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 "GeckoProcessManager.h"
#include "nsINetworkLinkService.h"
#include "nsISupportsImpl.h"
#include "mozilla/Services.h"
namespace mozilla {
/* static */ void GeckoProcessManager::Init() {
BaseNatives::Init();
ConnectionManager::Init();
}
NS_IMPL_ISUPPORTS(GeckoProcessManager::ConnectionManager, nsIObserver)
NS_IMETHODIMP GeckoProcessManager::ConnectionManager::Observe(
nsISupports* aSubject, const char* aTopic, const char16_t* aData) {
java::GeckoProcessManager::ConnectionManager::LocalRef connMgr(mJavaConnMgr);
if (!connMgr) {
return NS_OK;
}
if (!strcmp("application-foreground", aTopic)) {
connMgr->OnForeground();
return NS_OK;
}
if (!strcmp("application-background", aTopic)) {
connMgr->OnBackground();
return NS_OK;
}
if (!strcmp(NS_NETWORK_LINK_TOPIC, aTopic)) {
const nsDependentString state(aData);
// state can be up, down, or unknown. For the purposes of socket process
// prioritization, we treat unknown as being up.
const bool isUp = !state.EqualsLiteral(NS_NETWORK_LINK_DATA_DOWN);
connMgr->OnNetworkStateChange(isUp);
return NS_OK;
}
return NS_OK;
}
/* static */ void GeckoProcessManager::ConnectionManager::AttachTo(
java::GeckoProcessManager::ConnectionManager::Param aInstance) {
RefPtr<ConnectionManager> native(new ConnectionManager());
BaseNatives::AttachNative(aInstance, native);
native->mJavaConnMgr = aInstance;
nsCOMPtr<nsIObserverService> obsServ(services::GetObserverService());
obsServ->AddObserver(native, "application-background", false);
obsServ->AddObserver(native, "application-foreground", false);
}
void GeckoProcessManager::ConnectionManager::ObserveNetworkNotifications() {
nsCOMPtr<nsIObserverService> obsServ(services::GetObserverService());
obsServ->AddObserver(this, NS_NETWORK_LINK_TOPIC, false);
const bool isUp = java::GeckoAppShell::IsNetworkLinkUp();
java::GeckoProcessManager::ConnectionManager::LocalRef connMgr(mJavaConnMgr);
if (!connMgr) {
return;
}
connMgr->OnNetworkStateChange(isUp);
}
} // namespace mozilla