chrome/browser/ui/webui/chromeos/login/hid_detection_screen_handler.cc

   1 // Copyright 2014 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/hid_detection_screen_handler.h"
   6
   7 #include "base/bind.h"
   8 #include "base/command_line.h"
   9 #include "base/compiler_specific.h"
  10 #include "base/macros.h"
  11 #include "base/prefs/pref_service.h"
  12 #include "base/strings/string16.h"
  13 #include "chrome/browser/browser_process.h"
  14 #include "chrome/browser/chromeos/login/screens/hid_detection_model.h"
  15 #include "chrome/browser/ui/webui/chromeos/login/oobe_ui.h"
  16 #include "chrome/common/pref_names.h"
  17 #include "chrome/grit/generated_resources.h"
  18 #include "chromeos/chromeos_switches.h"
  19 #include "components/login/localized_values_builder.h"
  20
  21 namespace {
  22
  23 const char kJsScreenPath[] = "login.HIDDetectionScreen";
  24
  25 }  // namespace
  26
  27 namespace chromeos {
  28
  29 HIDDetectionScreenHandler::HIDDetectionScreenHandler(
  30     CoreOobeActor* core_oobe_actor)
  31     : BaseScreenHandler(kJsScreenPath),
  32       model_(NULL),
  33       core_oobe_actor_(core_oobe_actor),
  34       show_on_init_(false) {
  35 }
  36
  37 HIDDetectionScreenHandler::~HIDDetectionScreenHandler() {
  38   if (model_)
  39     model_->OnViewDestroyed(this);
  40 }
  41
  42 void HIDDetectionScreenHandler::Show() {
  43   if (!page_is_ready()) {
  44     show_on_init_ = true;
  45     return;
  46   }
  47   core_oobe_actor_->InitDemoModeDetection();
  48
  49   PrefService* local_state = g_browser_process->local_state();
  50   int num_of_times_dialog_was_shown = local_state->GetInteger(
  51       prefs::kTimesHIDDialogShown);
  52   local_state->SetInteger(prefs::kTimesHIDDialogShown,
  53                           num_of_times_dialog_was_shown + 1);
  54
  55   ShowScreen(OobeUI::kScreenHIDDetection, NULL);
  56 }
  57
  58 void HIDDetectionScreenHandler::Hide() {
  59 }
  60
  61 void HIDDetectionScreenHandler::Bind(HIDDetectionModel& model) {
  62   model_ = &model;
  63   BaseScreenHandler::SetBaseScreen(model_);
  64   if (page_is_ready())
  65     Initialize();
  66 }
  67
  68 void HIDDetectionScreenHandler::Unbind() {
  69   model_ = nullptr;
  70   BaseScreenHandler::SetBaseScreen(nullptr);
  71 }
  72
  73 void HIDDetectionScreenHandler::PrepareToShow() {
  74 }
  75
  76 void HIDDetectionScreenHandler::CheckIsScreenRequired(
  77       const base::Callback<void(bool)>& on_check_done) {
  78   model_->CheckIsScreenRequired(on_check_done);
  79 }
  80
  81 void HIDDetectionScreenHandler::DeclareLocalizedValues(
  82     ::login::LocalizedValuesBuilder* builder) {
  83   builder->Add("hidDetectionContinue", IDS_HID_DETECTION_CONTINUE_BUTTON);
  84   builder->Add("hidDetectionInvitation", IDS_HID_DETECTION_INVITATION_TEXT);
  85   builder->Add("hidDetectionPrerequisites",
  86       IDS_HID_DETECTION_PRECONDITION_TEXT);
  87   builder->Add("hidDetectionMouseSearching", IDS_HID_DETECTION_SEARCHING_MOUSE);
  88   builder->Add("hidDetectionKeyboardSearching",
  89       IDS_HID_DETECTION_SEARCHING_KEYBOARD);
  90   builder->Add("hidDetectionUSBMouseConnected",
  91       IDS_HID_DETECTION_CONNECTED_USB_MOUSE);
  92   builder->Add("hidDetectionUSBKeyboardConnected",
  93       IDS_HID_DETECTION_CONNECTED_USB_KEYBOARD);
  94   builder->Add("hidDetectionBTMousePaired",
  95       IDS_HID_DETECTION_PAIRED_BLUETOOTH_MOUSE);
  96   builder->Add("hidDetectionBTEnterKey", IDS_HID_DETECTION_BLUETOOTH_ENTER_KEY);
  97 }
  98
  99 void HIDDetectionScreenHandler::DeclareJSCallbacks() {
 100   AddCallback(
 101       "HIDDetectionOnContinue", &HIDDetectionScreenHandler::HandleOnContinue);
 102 }
 103
 104 void HIDDetectionScreenHandler::Initialize() {
 105   if (show_on_init_) {
 106     Show();
 107     show_on_init_ = false;
 108   }
 109 }
 110
 111 void HIDDetectionScreenHandler::HandleOnContinue() {
 112   // Continue button pressed.
 113   core_oobe_actor_->StopDemoModeDetection();
 114   if (model_)
 115     model_->OnContinueButtonClicked();
 116 }
 117
 118 // static
 119 void HIDDetectionScreenHandler::RegisterPrefs(PrefRegistrySimple* registry) {
 120   registry->RegisterIntegerPref(prefs::kTimesHIDDialogShown, 0);
 121 }
 122
 123 }  // namespace chromeos