src/chrome/browser/ui/webui/chromeos/login/reset_screen_handler.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 "chrome/browser/ui/webui/chromeos/login/reset_screen_handler.h"
   6
   7 #include <string>
   8
   9 #include "base/command_line.h"
  10 #include "base/prefs/pref_service.h"
  11 #include "chrome/browser/browser_process.h"
  12 #include "chrome/common/chrome_switches.h"
  13 #include "chrome/common/pref_names.h"
  14 #include "chromeos/chromeos_switches.h"
  15 #include "chromeos/dbus/dbus_thread_manager.h"
  16 #include "chromeos/dbus/power_manager_client.h"
  17 #include "chromeos/dbus/session_manager_client.h"
  18 #include "grit/browser_resources.h"
  19 #include "grit/chromium_strings.h"
  20 #include "grit/generated_resources.h"
  21
  22 namespace {
  23
  24 const char kJsScreenPath[] = "login.ResetScreen";
  25
  26 // Reset screen id.
  27 const char kResetScreen[] = "reset";
  28
  29 }  // namespace
  30
  31 namespace chromeos {
  32
  33 ResetScreenHandler::ResetScreenHandler()
  34     : BaseScreenHandler(kJsScreenPath),
  35       delegate_(NULL),
  36       show_on_init_(false) {
  37 }
  38
  39 ResetScreenHandler::~ResetScreenHandler() {
  40   if (delegate_)
  41     delegate_->OnActorDestroyed(this);
  42 }
  43
  44 void ResetScreenHandler::PrepareToShow() {
  45 }
  46
  47 void ResetScreenHandler::Show() {
  48   if (!page_is_ready()) {
  49     show_on_init_ = true;
  50     return;
  51   }
  52   ShowScreen(kResetScreen, NULL);
  53 }
  54
  55 void ResetScreenHandler::Hide() {
  56 }
  57
  58 void ResetScreenHandler::SetDelegate(Delegate* delegate) {
  59   delegate_ = delegate;
  60   if (page_is_ready())
  61     Initialize();
  62 }
  63
  64 void ResetScreenHandler::DeclareLocalizedValues(
  65     LocalizedValuesBuilder* builder) {
  66   builder->Add("resetScreenTitle", IDS_RESET_SCREEN_TITLE);
  67   builder->Add("cancelButton", IDS_CANCEL);
  68
  69   builder->AddF("resetWarningText",
  70                 IDS_RESET_SCREEN_WARNING_MSG,
  71                 IDS_SHORT_PRODUCT_NAME);
  72
  73   if (CommandLine::ForCurrentProcess()->HasSwitch(
  74           switches::kFirstExecAfterBoot)) {
  75     builder->AddF("resetWarningDetails",
  76                   IDS_RESET_SCREEN_WARNING_DETAILS,
  77                   IDS_SHORT_PRODUCT_NAME);
  78     builder->Add("resetButton", IDS_RESET_SCREEN_RESET);
  79   } else {
  80     builder->AddF("resetWarningDetails",
  81                   IDS_RESET_SCREEN_WARNING_DETAILS_RESTART,
  82                   IDS_SHORT_PRODUCT_NAME);
  83     builder->Add("resetButton", IDS_RELAUNCH_BUTTON);
  84   }
  85 }
  86
  87 void ResetScreenHandler::Initialize() {
  88   if (!page_is_ready() || !delegate_)
  89     return;
  90
  91   if (show_on_init_) {
  92     Show();
  93     show_on_init_ = false;
  94   }
  95 }
  96
  97 void ResetScreenHandler::RegisterMessages() {
  98   AddCallback("resetOnCancel", &ResetScreenHandler::HandleOnCancel);
  99   AddCallback("resetOnReset", &ResetScreenHandler::HandleOnReset);
 100 }
 101
 102 void ResetScreenHandler::HandleOnCancel() {
 103   if (delegate_)
 104     delegate_->OnExit();
 105 }
 106
 107 void ResetScreenHandler::HandleOnReset() {
 108   if (CommandLine::ForCurrentProcess()->HasSwitch(
 109           switches::kFirstExecAfterBoot)) {
 110     chromeos::DBusThreadManager::Get()->GetSessionManagerClient()->
 111         StartDeviceWipe();
 112   } else {
 113     PrefService* prefs = g_browser_process->local_state();
 114     prefs->SetBoolean(prefs::kFactoryResetRequested, true);
 115     prefs->CommitPendingWrite();
 116
 117     chromeos::DBusThreadManager::Get()->GetPowerManagerClient()->
 118         RequestRestart();
 119   }
 120 }
 121
 122 }  // namespace chromeos