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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROMEOS_ASH_COMPONENTS_DBUS_RGBKBD_RGBKBD_CLIENT_H_
#define CHROMEOS_ASH_COMPONENTS_DBUS_RGBKBD_RGBKBD_CLIENT_H_
#include <stdint.h>
#include "base/component_export.h"
#include "base/observer_list.h"
#include "chromeos/dbus/common/dbus_callback.h"
#include "chromeos/dbus/common/dbus_client.h"
#include "third_party/cros_system_api/dbus/rgbkbd/dbus-constants.h"
namespace dbus {
class Bus;
} // namespace dbus
namespace ash {
// A class to make DBus calls for the org.chromium.Rgbkbd service.
class COMPONENT_EXPORT(RGBKBD_CLIENT) RgbkbdClient {
public:
using GetRgbKeyboardCapabilitiesCallback =
chromeos::DBusMethodCallback<rgbkbd::RgbKeyboardCapabilities>;
class Observer : public base::CheckedObserver {
public:
~Observer() override = default;
virtual void OnCapabilityUpdatedForTesting(
rgbkbd::RgbKeyboardCapabilities capability) = 0;
};
void AddObserver(Observer* observer);
void RemoveObserver(Observer* observer);
RgbkbdClient(const RgbkbdClient&) = delete;
RgbkbdClient& operator=(const RgbkbdClient&) = delete;
// Creates and initializes the global instance. |bus| must not be null.
static void Initialize(dbus::Bus* bus);
// Creates and initializes a fake global instance if not already created.
static void InitializeFake();
// Destroys the global instance.
static void Shutdown();
// Returns the global instance which may be null if not initialized.
static RgbkbdClient* Get();
virtual void GetRgbKeyboardCapabilities(
GetRgbKeyboardCapabilitiesCallback callback) = 0;
virtual void SetCapsLockState(bool enabled) = 0;
virtual void SetStaticBackgroundColor(uint8_t r, uint8_t g, uint8_t b) = 0;
virtual void SetZoneColor(int zone, uint8_t r, uint8_t g, uint8_t b) = 0;
virtual void SetRainbowMode() = 0;
virtual void SetAnimationMode(rgbkbd::RgbAnimationMode mode) = 0;
protected:
// Initialize/Shutdown should be used instead.
RgbkbdClient();
virtual ~RgbkbdClient();
base::ObserverList<Observer> observers_;
};
} // namespace ash
#endif // CHROMEOS_ASH_COMPONENTS_DBUS_RGBKBD_RGBKBD_CLIENT_H_
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