blob: ec1152efaa05f4a53a7e5212df5202b74ca0c1ef [file] [log] [blame]
// Copyright 2014 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_SCREEN_LOCK_SERVICE_PROVIDER_H_
#define CHROME_BROWSER_CHROMEOS_DBUS_SCREEN_LOCK_SERVICE_PROVIDER_H_
#include <string>
#include "base/compiler_specific.h"
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "base/memory/weak_ptr.h"
#include "chromeos/dbus/services/cros_dbus_service.h"
#include "dbus/exported_object.h"
namespace dbus {
class MethodCall;
}
namespace chromeos {
// This class exports a D-Bus method that the session_manager calls to instruct
// Chrome to show the lock screen.
class ScreenLockServiceProvider
: public CrosDBusService::ServiceProviderInterface {
public:
ScreenLockServiceProvider();
~ScreenLockServiceProvider() override;
// CrosDBusService::ServiceProviderInterface overrides:
void Start(scoped_refptr<dbus::ExportedObject> exported_object) override;
private:
// Called from ExportedObject when a handler 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 D-Bus requests.
void ShowLockScreen(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<ScreenLockServiceProvider> weak_ptr_factory_{this};
DISALLOW_COPY_AND_ASSIGN(ScreenLockServiceProvider);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_DBUS_SCREEN_LOCK_SERVICE_PROVIDER_H_