net_pref_observer.cc revision 5821806d5e7f356e8fa4b058a389a808ea183019
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/net/net_pref_observer.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/net/predictor.h" 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/prefs/pref_service.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/prerender/prerender_manager.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/common/chrome_notification_types.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/common/pref_names.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/browser_thread.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/http/http_stream_factory.h" 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using content::BrowserThread; 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NetPrefObserver::NetPrefObserver(PrefService* prefs, 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) prerender::PrerenderManager* prerender_manager, 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) chrome_browser_net::Predictor* predictor) 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : prerender_manager_(prerender_manager), 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) predictor_(predictor) { 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(prefs); 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(predictor); 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) network_prediction_enabled_.Init(prefs::kNetworkPredictionEnabled, prefs, 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) this); 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) spdy_disabled_.Init(prefs::kDisableSpdy, prefs, this); 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ApplySettings(); 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NetPrefObserver::~NetPrefObserver() { 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void NetPrefObserver::OnPreferenceChanged(PrefServiceBase* service, 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& pref_name) { 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ApplySettings(); 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void NetPrefObserver::ApplySettings() { 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) predictor_->EnablePredictor(*network_prediction_enabled_); 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (prerender_manager_) 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) prerender_manager_->set_enabled(*network_prediction_enabled_); 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (spdy_disabled_.IsManaged()) 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) net::HttpStreamFactory::set_spdy_enabled(!*spdy_disabled_); 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void NetPrefObserver::RegisterPrefs(PrefService* prefs) { 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) prefs->RegisterBooleanPref(prefs::kNetworkPredictionEnabled, 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) true, 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PrefService::SYNCABLE_PREF); 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) prefs->RegisterBooleanPref(prefs::kDisableSpdy, 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) false, 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PrefService::UNSYNCABLE_PREF); 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 61