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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_HID_DETECTION_HID_DETECTION_UTILS_H_
#define CHROMEOS_ASH_COMPONENTS_HID_DETECTION_HID_DETECTION_UTILS_H_
#include "services/device/public/mojom/input_service.mojom.h"
namespace ash::hid_detection {
// This enum is tied directly to the HidType UMA enum defined in
// //tools/metrics/histograms/enums.xml, and should always reflect it (do not
// change one without changing the other).
enum class HidType {
kTouchscreen = 0,
kUsbKeyboard = 1,
kUsbPointer = 2,
kSerialKeyboard = 3,
kSerialPointer = 4,
kBluetoothKeyboard = 5,
kBluetoothPointer = 6,
kUnknownKeyboard = 7,
kUnknownPointer = 8,
kMaxValue = kUnknownPointer
};
// This enum is tied directly to the HidsMissing UMA enum defined in
// //tools/metrics/histograms/enums.xml, and should always reflect it (do not
// change one without changing the other).
enum class HidsMissing {
kNone = 0,
kPointer = 1,
kKeyboard = 2,
kPointerAndKeyboard = 3,
kMaxValue = kPointerAndKeyboard
};
// This enum is tied directly to the HidDetectionBluetoothPairingResult UMA
// enum defined in //tools/metrics/histograms/enums.xml, and should always
// reflect it (do not add cases to one without adding cases to the other).
enum class HidDetectionBluetoothPairingResult {
kNotPaired = 0, // Attempted but did not pair via Bluetooth
kPaired = 1, // Paired via Bluetooth
kMaxValue = kPaired
};
// Returns true if |device| is a HID with pointing capabilities (i.e. a mouse or
// touchpad).
bool IsDevicePointer(const device::mojom::InputDeviceInfo& device);
// Returns true if |device| is a HID with touchscreen capabilities (i.e. a
// touchscreen or tablet).
bool IsDeviceTouchscreen(const device::mojom::InputDeviceInfo& device);
// Record each HID that is connected while the HID detection screen is shown.
void RecordHidConnected(const device::mojom::InputDeviceInfo& device);
// Record each HID that is disconnected while the HID detection screen is shown.
void RecordHidDisconnected(const device::mojom::InputDeviceInfo& device);
// Record the total number of bluetooth pairing attempts while the HID detection
// is shown.
void RecordBluetoothPairingAttempts(size_t attempts);
// Record the amount of time taken to pair with a Bluetooth device and the
// result of the pairing process during the HID detection automatic pairing
// process.
void RecordBluetoothPairingResult(bool success,
base::TimeDelta pairing_duration);
// Record each HID that is missing when the HID detection screen is shown.
void RecordInitialHidsMissing(const HidsMissing& hids_missing);
// Record each time a pairing session exceeds the timeout.
void RecordPairingTimeoutExceeded();
} // namespace ash::hid_detection
#endif // CHROMEOS_ASH_COMPONENTS_HID_DETECTION_HID_DETECTION_UTILS_H_
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