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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ASH_DBUS_DISPLAY_SERVICE_PROVIDER_H_
#define ASH_DBUS_DISPLAY_SERVICE_PROVIDER_H_
#include <memory>
#include <string>
#include "base/memory/weak_ptr.h"
#include "chromeos/ash/components/dbus/services/cros_dbus_service.h"
#include "dbus/exported_object.h"
namespace ash {
// This class implements org.chromium.DisplayService for chrome.
class DisplayServiceProvider
: public CrosDBusService::ServiceProviderInterface {
public:
// The caller must ensure that |delegate| outlives this object.
DisplayServiceProvider();
DisplayServiceProvider(const DisplayServiceProvider&) = delete;
DisplayServiceProvider& operator=(const DisplayServiceProvider&) = delete;
~DisplayServiceProvider() override;
// CrosDBusService::ServiceProviderInterface overrides:
void Start(scoped_refptr<dbus::ExportedObject> exported_object) override;
private:
class Impl;
// Forwards DBus calls to DisplayConfigurator::SetDisplayPower.
void SetDisplayPower(dbus::MethodCall* method_call,
dbus::ExportedObject::ResponseSender response_sender);
// Forwards DBus calls to ScreenDimmer::SetDimming.
void SetDisplaySoftwareDimming(
dbus::MethodCall* method_call,
dbus::ExportedObject::ResponseSender response_sender);
// Called when a external process no longer needs control of the display and
// Chrome can take ownership. Forwarded to mojom::AshDisplayController.
void TakeDisplayOwnership(
dbus::MethodCall* method_call,
dbus::ExportedObject::ResponseSender response_sender);
// Called when a external process needs control of the display and needs
// Chrome to release ownership. Forwarded to mojom::AshDisplayController.
void ReleaseDisplayOwnership(
dbus::MethodCall* method_call,
dbus::ExportedObject::ResponseSender response_sender);
void OnExported(const std::string& interface_name,
const std::string& method_name,
bool success);
std::unique_ptr<Impl> impl_;
base::WeakPtrFactory<DisplayServiceProvider> weak_ptr_factory_{this};
};
} // namespace ash
#endif // ASH_DBUS_DISPLAY_SERVICE_PROVIDER_H_