src/chrome/browser/apps/app_launch_for_metro_restart_win.cc

   1 // Copyright 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/apps/app_launch_for_metro_restart_win.h"
   6
   7 #include "apps/launcher.h"
   8 #include "apps/pref_names.h"
   9 #include "base/bind.h"
  10 #include "base/files/file_path.h"
  11 #include "base/message_loop/message_loop.h"
  12 #include "base/prefs/pref_registry_simple.h"
  13 #include "base/prefs/pref_service.h"
  14 #include "base/time/time.h"
  15 #include "chrome/browser/browser_process.h"
  16 #include "chrome/browser/extensions/api/app_runtime/app_runtime_api.h"
  17 #include "chrome/browser/extensions/extension_service.h"
  18 #include "chrome/browser/extensions/extension_system.h"
  19 #include "chrome/browser/profiles/profile.h"
  20 #include "chrome/browser/profiles/profile_manager.h"
  21 #include "chrome/common/pref_names.h"
  22 #include "win8/util/win8_util.h"
  23
  24 using extensions::Extension;
  25 using extensions::ExtensionSystem;
  26
  27 namespace app_metro_launch {
  28
  29 namespace {
  30
  31 void LaunchAppWithId(Profile* profile,
  32                      const std::string& extension_id) {
  33   ExtensionService* extension_service =
  34       ExtensionSystem::Get(profile)->extension_service();
  35   if (!extension_service)
  36     return;
  37
  38   const Extension* extension =
  39       extension_service->GetExtensionById(extension_id, false);
  40   if (!extension)
  41     return;
  42
  43   extensions::AppEventRouter::DispatchOnLaunchedEvent(profile, extension);
  44 }
  45
  46 }  // namespace
  47
  48 void HandleAppLaunchForMetroRestart(Profile* profile) {
  49   PrefService* prefs = g_browser_process->local_state();
  50   if (!prefs->HasPrefPath(prefs::kAppLaunchForMetroRestartProfile))
  51     return;
  52
  53   // This will be called for each profile that had a browser window open before
  54   // relaunch.  After checking that the preference is set, check that the
  55   // profile that is starting up matches the profile that initially wanted to
  56   // launch the app.
  57   base::FilePath profile_dir = base::FilePath::FromUTF8Unsafe(
  58       prefs->GetString(prefs::kAppLaunchForMetroRestartProfile));
  59   if (profile_dir.empty() || profile->GetPath().BaseName() != profile_dir)
  60     return;
  61
  62   prefs->ClearPref(prefs::kAppLaunchForMetroRestartProfile);
  63
  64   if (!prefs->HasPrefPath(prefs::kAppLaunchForMetroRestart))
  65     return;
  66
  67   std::string extension_id = prefs->GetString(prefs::kAppLaunchForMetroRestart);
  68   if (extension_id.empty())
  69     return;
  70
  71   prefs->ClearPref(prefs::kAppLaunchForMetroRestart);
  72
  73   if (win8::IsSingleWindowMetroMode()) {
  74     // In this case we have relaunched with the correct profile, but we are not
  75     // in Desktop mode, so can not launch apps. Leave the preferences cleared so
  76     // there are no surprises later.
  77     return;
  78   }
  79
  80   const int kRestartAppLaunchDelayMs = 1000;
  81   base::MessageLoop::current()->PostDelayedTask(
  82       FROM_HERE,
  83       base::Bind(&LaunchAppWithId, profile, extension_id),
  84       base::TimeDelta::FromMilliseconds(kRestartAppLaunchDelayMs));
  85 }
  86
  87 void SetAppLaunchForMetroRestart(Profile* profile,
  88                                  const std::string& extension_id) {
  89   PrefService* prefs = g_browser_process->local_state();
  90   prefs->SetString(prefs::kAppLaunchForMetroRestartProfile,
  91                    profile->GetPath().BaseName().MaybeAsASCII());
  92   prefs->SetString(prefs::kAppLaunchForMetroRestart, extension_id);
  93 }
  94
  95 void RegisterPrefs(PrefRegistrySimple* registry) {
  96   registry->RegisterStringPref(prefs::kAppLaunchForMetroRestart, "");
  97   registry->RegisterStringPref(prefs::kAppLaunchForMetroRestartProfile, "");
  98 }
  99
 100 }  // namespace app_metro_launch