Add device policies to control accessibility settings on the login screen

chrome/browser/chromeos/policy/device_policy_decoder_chromeos.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/chromeos/policy/device_policy_decoder_chromeos.h"
 
 #include <limits>
 
 #include "base/logging.h"
 #include "base/values.h"
@@ skipping 398 matching lines @@
 
     if (container.has_reboot_after_update()) {
       policies->Set(key::kRebootAfterUpdate,
                     POLICY_LEVEL_MANDATORY,
                     POLICY_SCOPE_MACHINE,
                     Value::CreateBooleanValue(container.reboot_after_update()));
     }
   }
 }
 
+void DecodeAccessibilityPolicies(const em::ChromeDeviceSettingsProto& policy,
+                                 PolicyMap* policies) {
+  if (policy.has_accessibility_settings()) {
+    const em::AccessibilitySettingsProto&
+        container(policy.accessibility_settings());
+
+    if (container.has_login_screen_default_large_cursor_enabled()) {
+      policies->Set(
+          key::kDeviceLoginScreenDefaultLargeCursorEnabled,
+          POLICY_LEVEL_MANDATORY,
+          POLICY_SCOPE_MACHINE,
+          Value::CreateBooleanValue(
+              container.login_screen_default_large_cursor_enabled()));
+    }
+
+    if (container.has_login_screen_default_spoken_feedback_enabled()) {
+      policies->Set(
+          key::kDeviceLoginScreenDefaultSpokenFeedbackEnabled,
+          POLICY_LEVEL_MANDATORY,
+          POLICY_SCOPE_MACHINE,
+          Value::CreateBooleanValue(
+              container.login_screen_default_spoken_feedback_enabled()));
+    }
+
+    if (container.has_login_screen_default_high_contrast_enabled()) {
+      policies->Set(
+          key::kDeviceLoginScreenDefaultHighContrastEnabled,
+          POLICY_LEVEL_MANDATORY,
+          POLICY_SCOPE_MACHINE,
+          Value::CreateBooleanValue(
+              container.login_screen_default_high_contrast_enabled()));
+    }
+
+    if (container.has_login_screen_default_screen_magnifier_type()) {
+      policies->Set(
+          key::kDeviceLoginScreenDefaultScreenMagnifierType,
+          POLICY_LEVEL_MANDATORY,
+          POLICY_SCOPE_MACHINE,
+          DecodeIntegerValue(
+              container.login_screen_default_screen_magnifier_type()));
+    }
+  }
+}
+
 void DecodeGenericPolicies(const em::ChromeDeviceSettingsProto& policy,
                            PolicyMap* policies) {
   if (policy.has_device_policy_refresh_rate()) {
     const em::DevicePolicyRefreshRateProto& container(
         policy.device_policy_refresh_rate());
     if (container.has_device_policy_refresh_rate()) {
       policies->Set(key::kDevicePolicyRefreshRate,
                     POLICY_LEVEL_MANDATORY,
                     POLICY_SCOPE_MACHINE,
                     DecodeIntegerValue(container.device_policy_refresh_rate()));
@@ skipping 97 matching lines @@
 
 void DecodeDevicePolicy(const em::ChromeDeviceSettingsProto& policy,
                         PolicyMap* policies,
                         EnterpriseInstallAttributes* install_attributes) {
   // Decode the various groups of policies.
   DecodeLoginPolicies(policy, policies);
   DecodeKioskPolicies(policy, policies, install_attributes);
   DecodeNetworkPolicies(policy, policies, install_attributes);
   DecodeReportingPolicies(policy, policies);
   DecodeAutoUpdatePolicies(policy, policies);
+  DecodeAccessibilityPolicies(policy, policies);
   DecodeGenericPolicies(policy, policies);
 }
 
 }  // namespace policy