1 // Copyright (c) 2013 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 "chrome/browser/browser_process_platform_part_aurawin.h" 6 7 #include "base/command_line.h" 8 #include "base/logging.h" 9 #include "base/prefs/pref_service.h" 10 #include "base/process/kill.h" 11 #include "base/win/windows_version.h" 12 #include "chrome/browser/browser_process.h" 13 #include "chrome/browser/chrome_notification_types.h" 14 #include "chrome/browser/first_run/upgrade_util.h" 15 #include "chrome/browser/first_run/upgrade_util_win.h" 16 #include "chrome/browser/lifetime/application_lifetime.h" 17 #include "chrome/browser/metro_viewer/chrome_metro_viewer_process_host_aurawin.h" 18 #include "chrome/common/chrome_switches.h" 19 #include "chrome/common/pref_names.h" 20 #include "content/public/browser/notification_service.h" 21 22 #include "ui/aura/remote_window_tree_host_win.h" 23 #include "ui/base/ui_base_switches.h" 24 25 BrowserProcessPlatformPart::BrowserProcessPlatformPart() { 26 if (base::win::GetVersion() >= base::win::VERSION_WIN7) { 27 // Tell metro viewer to close when we are shutting down. 28 registrar_.Add(this, chrome::NOTIFICATION_APP_TERMINATING, 29 content::NotificationService::AllSources()); 30 } 31 } 32 33 BrowserProcessPlatformPart::~BrowserProcessPlatformPart() { 34 } 35 36 void BrowserProcessPlatformPart::OnMetroViewerProcessTerminated() { 37 metro_viewer_process_host_.reset(NULL); 38 } 39 40 void BrowserProcessPlatformPart::PlatformSpecificCommandLineProcessing( 41 const CommandLine& command_line) { 42 // Check for Windows 8 specific commandlines requesting that this process 43 // either connect to an existing viewer or launch a new viewer and 44 // synchronously wait for it to connect. 45 46 bool launch = command_line.HasSwitch(switches::kViewerLaunchViaAppId); 47 bool connect = (launch || 48 (command_line.HasSwitch(switches::kViewerConnect) && 49 !metro_viewer_process_host_.get())); 50 if (!connect) 51 return; 52 // Create a host to connect to the Metro viewer process over IPC. 53 metro_viewer_process_host_.reset(new ChromeMetroViewerProcessHost()); 54 if (launch) { 55 CHECK(metro_viewer_process_host_->LaunchViewerAndWaitForConnection( 56 command_line.GetSwitchValueNative( 57 switches::kViewerLaunchViaAppId))); 58 } 59 60 } 61 62 void BrowserProcessPlatformPart::Observe( 63 int type, 64 const content::NotificationSource& source, 65 const content::NotificationDetails& details) { 66 67 DCHECK(type == chrome::NOTIFICATION_APP_TERMINATING); 68 PrefService* pref_service = g_browser_process->local_state(); 69 bool is_relaunch = pref_service->GetBoolean(prefs::kWasRestarted); 70 if (is_relaunch) { 71 upgrade_util::RelaunchMode mode = 72 upgrade_util::RelaunchModeStringToEnum( 73 pref_service->GetString(prefs::kRelaunchMode)); 74 if (metro_viewer_process_host_.get()) { 75 if (mode == upgrade_util::RELAUNCH_MODE_DESKTOP) { 76 // Metro -> Desktop 77 chrome::ActivateDesktopHelper(chrome::ASH_TERMINATE); 78 } else { 79 // Metro -> Metro 80 ChromeMetroViewerProcessHost::HandleMetroExit(); 81 } 82 } 83 } 84 } 85