275 lines
10 KiB
C#
275 lines
10 KiB
C#
using UnityEngine;
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using UnityEngine.UI;
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using UnityEngine.EventSystems;
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namespace GameFramework
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{
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/// <summary>
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/// 主菜单 UI 控制器。
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/// 支持开始游戏、设置、制作人员、退出游戏。
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/// 修复：场景重载后自动重新查找 UI 引用，避免 DontDestroyOnLoad 导致的空引用问题。
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/// 修复：返回主菜单后按钮全部失效（EventSystem/InputModule 状态异常）时主动兜底。
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/// </summary>
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public class MainMenuUIController : MonoBehaviour
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{
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[Header("Buttons")]
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[SerializeField] Button startButton;
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[SerializeField] Button settingsButton;
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[SerializeField] Button creditsButton;
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[SerializeField] Button quitButton;
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[SerializeField] Button storyReplayButton;
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[Header("剧情 PV")]
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[SerializeField] StoryPVPlayer storyPVPlayer;
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[Header("Settings Panel")]
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[SerializeField] GameObject settingsPanel;
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[SerializeField] Button settingsBackButton;
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[Header("Credits Panel")]
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[SerializeField] GameObject creditsPanel;
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[SerializeField] Button creditsCloseButton;
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[Header("新手引导")]
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[SerializeField] GameObject guidePanel;
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[SerializeField] Button guideStartButton;
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void Start()
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{
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EnsureEventSystem();
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// 自动查找（解决场景重载后引用失效问题）
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if (startButton == null)
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startButton = FindButton("StartButton");
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if (settingsButton == null)
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settingsButton = FindButton("SettingsButton");
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if (creditsButton == null)
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creditsButton = FindButton("CreditsButton");
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if (quitButton == null)
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quitButton = FindButton("QuitButton");
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if (storyReplayButton == null)
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storyReplayButton = FindButton("StoryReplayButton");
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if (storyPVPlayer == null)
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{
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// 使用 FindObjectsByType 包含 inactive 对象，避免找不到隐藏的 VideoOverlay
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var players = FindObjectsByType<StoryPVPlayer>(FindObjectsInactive.Include, FindObjectsSortMode.None);
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if (players.Length > 0)
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storyPVPlayer = players[0];
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}
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if (settingsPanel == null)
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settingsPanel = GameObject.Find("SettingsPanel");
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if (settingsBackButton == null && settingsPanel != null)
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settingsBackButton = settingsPanel.GetComponentInChildren<Button>();
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if (creditsPanel == null)
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creditsPanel = GameObject.Find("CreditsPanel");
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if (creditsCloseButton == null && creditsPanel != null)
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creditsCloseButton = creditsPanel.GetComponentInChildren<Button>();
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if (guidePanel == null)
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{
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// transform.Find 可以找到非激活的子对象
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var guideTr = transform.Find("GuidePanel");
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guidePanel = guideTr != null ? guideTr.gameObject : null;
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}
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if (guideStartButton == null && guidePanel != null)
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guideStartButton = guidePanel.GetComponentInChildren<Button>(true);
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// 绑定按钮事件
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if (startButton != null)
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{
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startButton.onClick.AddListener(OnStartClick);
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Debug.Log($"[MainMenu] 已绑定 startButton = {startButton.name}");
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}
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else
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{
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Debug.LogError("[MainMenu] startButton 未找到！开始游戏按钮将不可点。");
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}
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if (settingsButton != null)
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{
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settingsButton.onClick.AddListener(OnSettingsClick);
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Debug.Log($"[MainMenu] 已绑定 settingsButton = {settingsButton.name}");
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}
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if (creditsButton != null)
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{
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creditsButton.onClick.AddListener(OnCreditsClick);
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Debug.Log($"[MainMenu] 已绑定 creditsButton = {creditsButton.name}");
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}
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else
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{
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Debug.LogError("[MainMenu] creditsButton 未找到！制作人员按钮将不可点。");
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}
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if (quitButton != null)
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{
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quitButton.onClick.AddListener(OnQuitClick);
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Debug.Log($"[MainMenu] 已绑定 quitButton = {quitButton.name}");
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}
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if (storyReplayButton != null)
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{
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// 避免 Inspector 中已绑定的事件导致重复触发
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storyReplayButton.onClick.RemoveAllListeners();
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storyReplayButton.onClick.AddListener(OnStoryReplayClick);
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Debug.Log($"[MainMenu] 已绑定 storyReplayButton = {storyReplayButton.name}");
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}
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else
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{
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Debug.LogError("[MainMenu] storyReplayButton 未找到！剧情播放按钮将不可点。");
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}
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if (settingsBackButton != null)
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settingsBackButton.onClick.AddListener(OnSettingsBackClick);
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if (creditsCloseButton != null)
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creditsCloseButton.onClick.AddListener(OnCreditsCloseClick);
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if (guideStartButton != null)
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guideStartButton.onClick.AddListener(OnGuideStartClick);
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// 确保面板初始关闭
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if (settingsPanel != null)
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settingsPanel.SetActive(false);
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if (creditsPanel != null)
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creditsPanel.SetActive(false);
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if (guidePanel != null)
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guidePanel.SetActive(false);
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}
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Button FindButton(string name)
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{
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var btn = GameObject.Find(name);
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return btn != null ? btn.GetComponent<Button>() : null;
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}
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/// <summary>
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/// 兜底：确保场景里有一个可用的 EventSystem + StandaloneInputModule。
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/// 当 activeInputHandler 配置错误（比如选了未安装的 Input System 包）或
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/// EventSystem 上挂了丢失脚本的组件时，重载后所有按钮会同时失效。
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/// 这里主动清理缺失脚本并补齐 InputModule。
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/// </summary>
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private void EnsureEventSystem()
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{
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var es = EventSystem.current;
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if (es == null)
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{
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Debug.LogWarning("[MainMenu] EventSystem.current 为空！主动创建一个兜底。");
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var go = new GameObject("EventSystem");
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es = go.AddComponent<EventSystem>();
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go.AddComponent<StandaloneInputModule>();
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return;
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}
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// 删除 EventSystem 上所有"脚本丢失"的组件（Missing Script），
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// 避免它们被 Unity 当作 InputSystemUIInputModule 处理而导致按钮不响应
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var components = es.GetComponents<Component>();
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foreach (var c in components)
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{
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if (c == null)
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{
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// c == null 说明是 missing script，需要通过序列化接口删除
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// 这里只能用 DestroyImmediate（编辑器/启动阶段调用安全）
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// 由于无法从 null 引用直接 Destroy，采用遍历 SerializedObject 的方式太重，
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// 改为：如果发现任何 missing，直接重建一个干净的 EventSystem
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Debug.LogWarning("[MainMenu] 发现 EventSystem 上有丢失脚本的组件，重建 EventSystem 以保证按钮可点。");
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var old = es.gameObject;
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var go = new GameObject("EventSystem_Fallback");
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var newEs = go.AddComponent<EventSystem>();
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go.AddComponent<StandaloneInputModule>();
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Destroy(old);
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return;
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}
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}
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// 确保有 StandaloneInputModule（如果误用 InputSystemUIInputModule 但包未装，也会点不动）
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if (es.GetComponent<StandaloneInputModule>() == null)
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{
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Debug.LogWarning("[MainMenu] EventSystem 缺少 StandaloneInputModule，已自动添加。");
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es.gameObject.AddComponent<StandaloneInputModule>();
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}
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}
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void OnStartClick()
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{
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Debug.Log("[MainMenu] OnStartClick 触发");
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// 显示新手引导页，而非直接进入游戏
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if (guidePanel != null)
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{
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guidePanel.SetActive(true);
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Debug.Log("[MainMenu] 显示新手引导页");
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}
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else if (SceneLoader.Instance != null)
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{
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// 没有引导页则直接进入游戏
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SceneLoader.Instance.LoadGameplayScene();
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}
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}
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void OnGuideStartClick()
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{
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if (guidePanel != null)
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guidePanel.SetActive(false);
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if (SceneLoader.Instance != null)
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SceneLoader.Instance.LoadGameplayScene();
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}
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void OnSettingsClick()
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{
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if (settingsPanel != null)
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settingsPanel.SetActive(true);
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}
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void OnSettingsBackClick()
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{
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if (settingsPanel != null)
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settingsPanel.SetActive(false);
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}
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void OnCreditsClick()
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{
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Debug.Log($"[MainMenu] OnCreditsClick 触发, creditsPanel={(creditsPanel != null ? creditsPanel.name : "null")}");
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if (creditsPanel != null)
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{
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creditsPanel.SetActive(true);
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Debug.Log($"[MainMenu] Showing credits panel: {creditsPanel.name}");
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}
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else
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{
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Debug.LogWarning("[MainMenu] creditsPanel not found! Make sure a GameObject named 'CreditsPanel' exists in the scene.");
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}
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}
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void OnCreditsCloseClick()
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{
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if (creditsPanel != null)
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creditsPanel.SetActive(false);
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}
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void OnQuitClick()
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{
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#if UNITY_EDITOR
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UnityEditor.EditorApplication.isPlaying = false;
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#else
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Application.Quit();
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#endif
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}
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void OnStoryReplayClick()
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{
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Debug.Log($"[MainMenu] OnStoryReplayClick 触发, storyPVPlayer={(storyPVPlayer != null ? storyPVPlayer.gameObject.name : "null")}");
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if (storyPVPlayer != null)
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{
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Debug.Log($"[MainMenu] 播放 PV, StoryPVPlayer on: {storyPVPlayer.gameObject.name}");
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storyPVPlayer.Play();
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}
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else
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{
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Debug.LogWarning("[MainMenu] StoryPVPlayer 未配置！");
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}
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}
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}
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}
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