54 lines
1.7 KiB
C#
54 lines
1.7 KiB
C#
using System.Collections;
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using UnityEngine;
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using UnityEngine.SceneManagement;
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/// <summary>
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/// 暂停菜单：继续游戏 / 回到 Main 场景。
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/// 按钮点击在各自 Button 的 On Click() 里接线（Inspector 配置）。
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/// </summary>
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[DisallowMultipleComponent]
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public class PauseMenu : MonoBehaviour
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{
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[Tooltip("「回到Main」要加载的场景名，必须已经加进 Build Settings")]
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[SerializeField] private string mainSceneName = "Main";
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private bool _leaving;
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/// <summary>继续游戏：恢复时间，关掉自己。</summary>
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public void OnContinueClicked()
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{
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Time.timeScale = 1f;
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Destroy(gameObject);
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}
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/// <summary>回到 Main：加载 Main 场景，加载完成后卸载当前场景。</summary>
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public void OnBackToMainClicked()
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{
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if (_leaving) return;
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_leaving = true;
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Time.timeScale = 1f;
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StartCoroutine(LoadMainThenUnloadCurrent());
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}
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private IEnumerator LoadMainThenUnloadCurrent()
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{
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Scene currentScene = gameObject.scene;
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AsyncOperation load = SceneManager.LoadSceneAsync(mainSceneName, LoadSceneMode.Additive);
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if (load == null)
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{
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Debug.LogError("[PauseMenu] 场景 \"" + mainSceneName + "\" 加载失败，确认它已加入 Build Settings。", this);
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_leaving = false;
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yield break;
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}
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yield return load; // 等 Main 加载完成
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Scene loaded = SceneManager.GetSceneByName(mainSceneName);
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if (loaded.IsValid())
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SceneManager.SetActiveScene(loaded);
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SceneManager.UnloadSceneAsync(currentScene); // 卸载当前场景
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}
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}
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