mirror of
https://github.com/classilla/tenfourfox.git
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119 lines
2.8 KiB
C++
119 lines
2.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set sw=2 ts=8 et tw=80 : */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "OfflineObserver.h"
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#include "nsNetUtil.h"
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#include "nsIOService.h"
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#include "mozilla/net/NeckoCommon.h"
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#include "nsIObserverService.h"
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#include "nsThreadUtils.h"
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namespace mozilla {
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namespace net {
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NS_IMPL_ISUPPORTS(OfflineObserver, nsIObserver)
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void
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OfflineObserver::RegisterOfflineObserver()
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{
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if (NS_IsMainThread()) {
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RegisterOfflineObserverMainThread();
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} else {
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nsCOMPtr<nsIRunnable> event =
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NS_NewRunnableMethod(this, &OfflineObserver::RegisterOfflineObserverMainThread);
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NS_DispatchToMainThread(event);
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}
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}
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void
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OfflineObserver::RemoveOfflineObserver()
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{
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if (NS_IsMainThread()) {
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RemoveOfflineObserverMainThread();
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} else {
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nsCOMPtr<nsIRunnable> event =
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NS_NewRunnableMethod(this, &OfflineObserver::RemoveOfflineObserverMainThread);
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NS_DispatchToMainThread(event);
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}
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}
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void
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OfflineObserver::RegisterOfflineObserverMainThread()
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{
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nsCOMPtr<nsIObserverService> observerService =
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mozilla::services::GetObserverService();
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if (!observerService) {
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return;
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}
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nsresult rv = observerService->AddObserver(this,
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NS_IOSERVICE_APP_OFFLINE_STATUS_TOPIC, false);
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if (NS_FAILED(rv)) {
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NS_WARNING("Failed to register observer");
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}
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}
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void
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OfflineObserver::RemoveOfflineObserverMainThread()
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{
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nsCOMPtr<nsIObserverService> observerService =
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mozilla::services::GetObserverService();
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if (observerService) {
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observerService->RemoveObserver(this, NS_IOSERVICE_APP_OFFLINE_STATUS_TOPIC);
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}
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}
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OfflineObserver::OfflineObserver(DisconnectableParent * parent)
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{
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mParent = parent;
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RegisterOfflineObserver();
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}
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void
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OfflineObserver::RemoveObserver()
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{
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RemoveOfflineObserver();
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mParent = nullptr;
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}
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NS_IMETHODIMP
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OfflineObserver::Observe(nsISupports *aSubject,
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const char *aTopic,
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const char16_t *aData)
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{
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if (mParent &&
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!strcmp(aTopic, NS_IOSERVICE_APP_OFFLINE_STATUS_TOPIC)) {
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mParent->OfflineNotification(aSubject);
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}
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return NS_OK;
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}
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nsresult
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DisconnectableParent::OfflineNotification(nsISupports *aSubject)
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{
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nsCOMPtr<nsIAppOfflineInfo> info(do_QueryInterface(aSubject));
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if (!info) {
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return NS_ERROR_NOT_INITIALIZED;
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}
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uint32_t targetAppId = NECKO_UNKNOWN_APP_ID;
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info->GetAppId(&targetAppId);
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// Obtain App ID
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uint32_t appId = GetAppId();
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if (appId != targetAppId) {
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return NS_OK;
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}
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// If the app is offline, close the socket
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if (NS_IsAppOffline(appId)) {
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OfflineDisconnect();
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}
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return NS_OK;
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}
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} // namespace net
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} // namespace mozilla
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