chrome/browser/browser_process_platform_part_aurawin.cc

   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
  24 BrowserProcessPlatformPart::BrowserProcessPlatformPart() {
  25   if (base::win::GetVersion() >= base::win::VERSION_WIN8) {
  26     // Tell metro viewer to close when we are shutting down.
  27     registrar_.Add(this, chrome::NOTIFICATION_APP_TERMINATING,
  28                    content::NotificationService::AllSources());
  29   }
  30 }
  31
  32 BrowserProcessPlatformPart::~BrowserProcessPlatformPart() {
  33 }
  34
  35 void BrowserProcessPlatformPart::OnMetroViewerProcessTerminated() {
  36   metro_viewer_process_host_.reset(NULL);
  37 }
  38
  39 void BrowserProcessPlatformPart::PlatformSpecificCommandLineProcessing(
  40     const CommandLine& command_line) {
  41   // Check for Windows 8 specific commandlines requesting that this process
  42   // either connect to an existing viewer or launch a new viewer and
  43   // synchronously wait for it to connect.
  44
  45   bool launch = command_line.HasSwitch(switches::kViewerLaunchViaAppId);
  46   bool connect = (launch ||
  47                   (command_line.HasSwitch(switches::kViewerConnect) &&
  48                    !metro_viewer_process_host_.get()));
  49   if (!connect)
  50     return;
  51   // Create a host to connect to the Metro viewer process over IPC.
  52   metro_viewer_process_host_.reset(new ChromeMetroViewerProcessHost());
  53   if (launch) {
  54     CHECK(metro_viewer_process_host_->LaunchViewerAndWaitForConnection(
  55         command_line.GetSwitchValueNative(
  56             switches::kViewerLaunchViaAppId)));
  57   }
  58
  59 }
  60
  61 void BrowserProcessPlatformPart::Observe(
  62     int type,
  63     const content::NotificationSource& source,
  64     const content::NotificationDetails& details) {
  65
  66   DCHECK(type == chrome::NOTIFICATION_APP_TERMINATING);
  67   PrefService* pref_service = g_browser_process->local_state();
  68   bool is_relaunch = pref_service->GetBoolean(prefs::kWasRestarted);
  69   if (is_relaunch) {
  70     upgrade_util::RelaunchMode mode =
  71         upgrade_util::RelaunchModeStringToEnum(
  72             pref_service->GetString(prefs::kRelaunchMode));
  73     if (metro_viewer_process_host_.get()) {
  74       if (mode == upgrade_util::RELAUNCH_MODE_DESKTOP) {
  75         // Metro -> Desktop
  76         chrome::ActivateDesktopHelper(chrome::ASH_TERMINATE);
  77       } else {
  78         // Metro -> Metro
  79         aura::HandleMetroExit();
  80       }
  81     }
  82   }
  83 }