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// 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.
#ifndef CHROMEOS_DBUS_SHILL_NETWORK_CLIENT_H_
#define CHROMEOS_DBUS_SHILL_NETWORK_CLIENT_H_
#include <string>
#include "base/basictypes.h"
#include "base/callback.h"
#include "chromeos/chromeos_export.h"
#include "chromeos/dbus/dbus_client_implementation_type.h"
#include "chromeos/dbus/shill_client_helper.h"
namespace base {
class Value;
class DictionaryValue;
} // namespace base
namespace dbus {
class Bus;
class ObjectPath;
} // namespace dbus
namespace chromeos {
class ShillPropertyChangedObserver;
// ShillNetworkClient is used to communicate with the Shill Network
// service. All methods should be called from the origin thread which
// initializes the DBusThreadManager instance.
class CHROMEOS_EXPORT ShillNetworkClient {
public:
typedef ShillClientHelper::PropertyChangedHandler PropertyChangedHandler;
typedef ShillClientHelper::DictionaryValueCallback DictionaryValueCallback;
virtual ~ShillNetworkClient();
// Factory function, creates a new instance which is owned by the caller.
// For normal usage, access the singleton via DBusThreadManager::Get().
static ShillNetworkClient* Create(DBusClientImplementationType type,
dbus::Bus* bus);
// Adds a property changed |observer| for the network at |network_path|.
virtual void AddPropertyChangedObserver(
const dbus::ObjectPath& network_path,
ShillPropertyChangedObserver* observer) = 0;
// Removes a property changed |observer| for the network at |network_path|.
virtual void RemovePropertyChangedObserver(
const dbus::ObjectPath& network_path,
ShillPropertyChangedObserver* observer) = 0;
// Calls GetProperties method.
// |callback| is called after the method call succeeds.
virtual void GetProperties(const dbus::ObjectPath& network_path,
const DictionaryValueCallback& callback) = 0;
// DEPRECATED DO NOT USE: Calls GetProperties method and blocks until the
// method call finishes. The caller is responsible to delete the result.
// Thie method returns NULL when method call fails.
//
// TODO(hashimoto): Refactor CrosGetWifiAccessPoints and remove this method.
// crosbug.com/29902
virtual base::DictionaryValue* CallGetPropertiesAndBlock(
const dbus::ObjectPath& network_path) = 0;
protected:
// Create() should be used instead.
ShillNetworkClient();
private:
DISALLOW_COPY_AND_ASSIGN(ShillNetworkClient);
};
} // namespace chromeos
#endif // CHROMEOS_DBUS_SHILL_NETWORK_CLIENT_H_
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