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zeling_v2/Assets/_Game/Scripts/UI/InputDeviceIconSwitcher.cs
2026-06-07 11:49:55 +08:00

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using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
using BaseGames.Core;
using BaseGames.Core.Events;
namespace BaseGames.UI
{
/// <summary>
/// 输入设备图标切换器。
/// 订阅 InputDeviceTypeEventChannelSO在设备切换时通知场景内所有 InputIconImage 刷新。
///
/// ⚠️ 旧版只支持 KB / 手柄二值切换;新版支持 KeyboardMouse / Xbox / PlayStation / Switch。
/// 通常挂在 UIRoot 上,与 InputDeviceDetector 配合使用。
/// </summary>
public class InputDeviceIconSwitcher : MonoBehaviour
{
[Header("Event Channel")]
[Tooltip("由 InputDeviceDetector 广播的设备类型事件")]
[SerializeField] private InputDeviceTypeEventChannelSO _onDeviceChanged;
private readonly CompositeDisposable _subs = new();
private void OnEnable() => _onDeviceChanged?.Subscribe(OnDeviceChanged).AddTo(_subs);
private void OnDisable() => _subs.Clear();
private void OnDeviceChanged(InputDeviceType _)
{
// InputIconImage 已通过订阅 IInputIconService.OnIconSetChanged 自主刷新,
// 无需重复调用 RefreshAll()——否则每次设备切换每个 InputIconImage 会执行两次 Refresh。
// 此处保留供将来添加设备切换时的其他 UI 响应(提示动画、音效反馈等)。
}
}
}