content/browser/net/browser_online_state_observer.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/browser/net/browser_online_state_observer.h"
   6
   7 #include "content/common/view_messages.h"
   8 #include "content/browser/renderer_host/render_process_host_impl.h"
   9
  10 namespace content {
  11
  12 BrowserOnlineStateObserver::BrowserOnlineStateObserver() {
  13   net::NetworkChangeNotifier::AddConnectionTypeObserver(this);
  14 }
  15
  16 BrowserOnlineStateObserver::~BrowserOnlineStateObserver() {
  17   net::NetworkChangeNotifier::RemoveConnectionTypeObserver(this);
  18 }
  19
  20 void BrowserOnlineStateObserver::OnConnectionTypeChanged(
  21     net::NetworkChangeNotifier::ConnectionType type) {
  22   for (RenderProcessHost::iterator it(RenderProcessHost::AllHostsIterator());
  23        !it.IsAtEnd(); it.Advance()) {
  24     it.GetCurrentValue()->Send(new ViewMsg_NetworkStateChanged(
  25         type != net::NetworkChangeNotifier::CONNECTION_NONE));
  26   }
  27 }
  28
  29 }  // namespace content