зеркало из https://github.com/mozilla/gecko-dev.git
97 строки
2.4 KiB
C++
97 строки
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 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 <limits>
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#include "mozilla/Hal.h"
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#include "mozilla/dom/network/Connection.h"
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#include "nsIDOMClassInfo.h"
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#include "mozilla/Preferences.h"
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#include "Constants.h"
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/**
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* We have to use macros here because our leak analysis tool things we are
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* leaking strings when we have |static const nsString|. Sad :(
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*/
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#define CHANGE_EVENT_NAME NS_LITERAL_STRING("typechange")
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namespace mozilla {
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namespace dom {
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namespace network {
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NS_IMPL_QUERY_INTERFACE_INHERITED(Connection, DOMEventTargetHelper,
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nsINetworkProperties)
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// Don't use |Connection| alone, since that confuses nsTraceRefcnt since
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// we're not the only class with that name.
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NS_IMPL_ADDREF_INHERITED(dom::network::Connection, DOMEventTargetHelper)
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NS_IMPL_RELEASE_INHERITED(dom::network::Connection, DOMEventTargetHelper)
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Connection::Connection(nsPIDOMWindow* aWindow)
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: DOMEventTargetHelper(aWindow)
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, mType(static_cast<ConnectionType>(kDefaultType))
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, mIsWifi(kDefaultIsWifi)
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, mDHCPGateway(kDefaultDHCPGateway)
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{
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hal::RegisterNetworkObserver(this);
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hal::NetworkInformation networkInfo;
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hal::GetCurrentNetworkInformation(&networkInfo);
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UpdateFromNetworkInfo(networkInfo);
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}
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void
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Connection::Shutdown()
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{
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hal::UnregisterNetworkObserver(this);
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}
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NS_IMETHODIMP
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Connection::GetIsWifi(bool *aIsWifi)
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{
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*aIsWifi = mIsWifi;
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return NS_OK;
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}
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NS_IMETHODIMP
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Connection::GetDhcpGateway(uint32_t *aGW)
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{
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*aGW = mDHCPGateway;
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return NS_OK;
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}
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void
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Connection::UpdateFromNetworkInfo(const hal::NetworkInformation& aNetworkInfo)
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{
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mType = static_cast<ConnectionType>(aNetworkInfo.type());
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mIsWifi = aNetworkInfo.isWifi();
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mDHCPGateway = aNetworkInfo.dhcpGateway();
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}
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void
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Connection::Notify(const hal::NetworkInformation& aNetworkInfo)
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{
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ConnectionType previousType = mType;
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UpdateFromNetworkInfo(aNetworkInfo);
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if (previousType == mType) {
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return;
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}
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DispatchTrustedEvent(CHANGE_EVENT_NAME);
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}
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JSObject*
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Connection::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
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{
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return NetworkInformationBinding::Wrap(aCx, this, aGivenProto);
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}
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} // namespace network
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} // namespace dom
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} // namespace mozilla
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