chrome/browser/chromeos/stub_cros_settings_provider.cc

   1 // Copyright (c) 2011 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/chromeos/stub_cros_settings_provider.h"
   6
   7 #include "base/logging.h"
   8 #include "base/values.h"
   9 #include "chrome/browser/chromeos/cros_settings.h"
  10 #include "chrome/browser/chromeos/cros_settings_names.h"
  11 #include "chrome/browser/chromeos/login/user_manager.h"
  12
  13 namespace chromeos {
  14
  15 namespace {
  16
  17 const char* kHandledSettings[] = {
  18   kAccountsPrefAllowGuest,
  19   kAccountsPrefAllowNewUser,
  20   kAccountsPrefShowUserNamesOnSignIn,
  21   kAccountsPrefUsers,
  22   kDeviceOwner,
  23   kReleaseChannel,
  24   kSettingProxyEverywhere,
  25   kSignedDataRoamingEnabled,
  26   kStatsReportingPref
  27 };
  28
  29 }  // namespace
  30
  31 StubCrosSettingsProvider::StubCrosSettingsProvider(
  32     const NotifyObserversCallback& notify_cb)
  33     : CrosSettingsProvider(notify_cb) {
  34   SetDefaults();
  35 }
  36
  37 StubCrosSettingsProvider::~StubCrosSettingsProvider() {
  38 }
  39
  40 const base::Value* StubCrosSettingsProvider::Get(
  41     const std::string& path) const {
  42   DCHECK(HandlesSetting(path));
  43   const base::Value* value;
  44   if (values_.GetValue(path, &value))
  45     return value;
  46   return NULL;
  47 }
  48
  49 bool StubCrosSettingsProvider::GetTrusted(const std::string& path,
  50                                           const base::Closure& callback) {
  51   // We don't have a trusted store so all values are available immediately.
  52   return true;
  53 }
  54
  55 bool StubCrosSettingsProvider::HandlesSetting(const std::string& path) const {
  56   const char** end = kHandledSettings + arraysize(kHandledSettings);
  57   return std::find(kHandledSettings, end, path) != end;
  58 }
  59
  60 void StubCrosSettingsProvider::Reload() {
  61 }
  62
  63 void StubCrosSettingsProvider::DoSet(const std::string& path,
  64                                      const base::Value& value) {
  65   values_.SetValue(path, value.DeepCopy());
  66   NotifyObservers(path);
  67 }
  68
  69 void StubCrosSettingsProvider::SetDefaults() {
  70   values_.SetBoolean(kAccountsPrefAllowGuest, true);
  71   values_.SetBoolean(kAccountsPrefAllowNewUser, true);
  72   values_.SetBoolean(kAccountsPrefShowUserNamesOnSignIn, true);
  73   // |kDeviceOwner| will be set to the logged-in user by |UserManager|.
  74 }
  75
  76 }  // namespace chromeos