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 #ifndef CHROME_BROWSER_CHROMEOS_CROS_SETTINGS_PROVIDER_H_ 6 #define CHROME_BROWSER_CHROMEOS_CROS_SETTINGS_PROVIDER_H_ 7 8 #include <string> 9 10 class Value; 11 12 namespace chromeos { 13 14 class CrosSettingsProvider { 15 public: ~CrosSettingsProvider()16 virtual ~CrosSettingsProvider() {} 17 18 // Sets |in_value| to given |path| in cros settings. 19 // Note that this takes ownership of |in_value|. 20 void Set(const std::string& path, Value* in_value); 21 22 // Gets settings value of given |path| to |out_value|. 23 // Note that |out_value| is owned by the caller, not this class. 24 virtual bool Get(const std::string& path, Value** out_value) const = 0; 25 26 // Gets the namespace prefix provided by this provider 27 virtual bool HandlesSetting(const std::string& path) = 0; 28 29 private: 30 // Does the real job for Set(). 31 virtual void DoSet(const std::string& path, Value* in_value) = 0; 32 }; 33 34 } // namespace chromeos 35 36 #endif // CHROME_BROWSER_CHROMEOS_CROS_SETTINGS_PROVIDER_H_ 37