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// Copyright (c) 2013 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_CHROMEOS_DBUS_DISPLAY_POWER_SERVICE_PROVIDER_H_
#define CHROME_BROWSER_CHROMEOS_DBUS_DISPLAY_POWER_SERVICE_PROVIDER_H_
#include <string>
#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "base/memory/ref_counted.h"
#include "base/memory/weak_ptr.h"
#include "chrome/browser/chromeos/dbus/cros_dbus_service.h"
#include "dbus/exported_object.h"
namespace dbus {
class MethodCall;
class Response;
}
namespace chromeos {
// This class exports a "SetDisplayPower" D-Bus method that the power
// manager calls to instruct Chrome to turn various displays on or off.
class DisplayPowerServiceProvider
: public CrosDBusService::ServiceProviderInterface {
public:
DisplayPowerServiceProvider();
virtual ~DisplayPowerServiceProvider();
// CrosDBusService::ServiceProviderInterface overrides:
virtual void Start(
scoped_refptr<dbus::ExportedObject> exported_object) OVERRIDE;
private:
// Called from ExportedObject when SetDisplayPower() is exported as a D-Bus
// method or failed to be exported.
void OnExported(const std::string& interface_name,
const std::string& method_name,
bool success);
// Called on UI thread in response to a D-Bus request.
void SetDisplayPower(dbus::MethodCall* method_call,
dbus::ExportedObject::ResponseSender response_sender);
// Keep this last so that all weak pointers will be invalidated at the
// beginning of destruction.
base::WeakPtrFactory<DisplayPowerServiceProvider> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(DisplayPowerServiceProvider);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_DBUS_DISPLAY_POWER_SERVICE_PROVIDER_H_
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