| // Copyright 2016 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. |
| |
| #ifndef CHROME_BROWSER_UI_WEBUI_SETTINGS_METRICS_REPORTING_HANDLER_H_ |
| #define CHROME_BROWSER_UI_WEBUI_SETTINGS_METRICS_REPORTING_HANDLER_H_ |
| |
| #if defined(GOOGLE_CHROME_BUILD) && !defined(OS_CHROMEOS) |
| |
| #include <memory> |
| |
| #include "base/macros.h" |
| #include "chrome/browser/ui/webui/settings/settings_page_ui_handler.h" |
| #include "components/policy/core/common/policy_service.h" |
| #include "components/prefs/pref_member.h" |
| |
| namespace base { |
| class DictionaryValue; |
| } |
| |
| namespace settings { |
| |
| class MetricsReportingHandler : public SettingsPageUIHandler { |
| public: |
| MetricsReportingHandler(); |
| ~MetricsReportingHandler() override; |
| |
| // SettingsPageUIHandler: |
| void RegisterMessages() override; |
| void OnJavascriptAllowed() override; |
| void OnJavascriptDisallowed() override; |
| |
| protected: |
| // Handler for "getMetricsReporting" message. No arguments. Protected for |
| // testing. |
| void HandleGetMetricsReporting(const base::ListValue* args); |
| |
| private: |
| // Describes the state of metrics reporting in a base::DictionaryValue. |
| // Friends with ChromeMetricsServiceAccessor. |
| std::unique_ptr<base::DictionaryValue> CreateMetricsReportingDict(); |
| |
| // Handler for "setMetricsReportingEnabled" message. Passed a single, |
| // |enabled| boolean argument. |
| void HandleSetMetricsReportingEnabled(const base::ListValue* args); |
| |
| // Called when the policies that affect whether metrics reporting is managed |
| // change. |
| void OnPolicyChanged(const base::Value* current_policy, |
| const base::Value* previous_policy); |
| |
| // Called when the local state pref controlling metrics reporting changes. |
| void OnPrefChanged(const std::string& pref_name); |
| |
| // Sends a "metrics-reporting-change" WebUI listener event to the page. |
| void SendMetricsReportingChange(); |
| |
| // Used to track pref changes that affect whether metrics reporting is |
| // enabled. |
| std::unique_ptr<BooleanPrefMember> pref_member_; |
| |
| // Used to track policy changes that affect whether metrics reporting is |
| // enabled or managed. |
| std::unique_ptr<policy::PolicyChangeRegistrar> policy_registrar_; |
| |
| DISALLOW_COPY_AND_ASSIGN(MetricsReportingHandler); |
| }; |
| |
| } // namespace settings |
| |
| #endif // defined(GOOGLE_CHROME_BUILD) && !defined(OS_CHROMEOS) |
| |
| #endif // CHROME_BROWSER_UI_WEBUI_SETTINGS_METRICS_REPORTING_HANDLER_H_ |