76 lines
3.1 KiB
C#
76 lines
3.1 KiB
C#
using System.Collections.Generic;
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using System.Linq;
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using UnityEngine;
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using UnityEngine.SceneManagement;
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namespace UIFrame.Utilities
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{
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public class GameObjectTool
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{
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/// <summary>
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/// 根据Unity对象路径查找场景中的GameObject，包括隐藏（非激活）对象。
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/// 路径示例："RootObject/ChildObject/GrandchildObject"
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/// </summary>
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/// <param name="path">要查找的GameObject的层级路径。</param>
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/// <returns>找到的GameObject，如果未找到则返回null。</returns>
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public static GameObject FindObjectByPath(string path)
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{
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if (string.IsNullOrWhiteSpace(path))
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{
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Debug.LogWarning("FindObjectByPath: Provided path is null, empty, or whitespace. Returning null.");
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return null;
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}
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string[] pathParts = path.Split(new char[] { '/' }, System.StringSplitOptions.RemoveEmptyEntries);
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// 如果路径分割后没有有效部分（例如："/" 或空字符串），则直接返回null
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if (pathParts.Length == 0)
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{
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Debug.LogWarning(
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$"FindObjectByPath: Path '{path}' resulted in no valid segments after splitting. Returning null.");
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return null;
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}
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GameObject currentObject = null;
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// GetRootGameObjects() 会返回场景中所有根级别的GameObject，无论它们是否激活。
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Scene activeScene = SceneManager.GetActiveScene();
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GameObject[] rootGameObjects = activeScene.GetRootGameObjects();
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foreach (GameObject rootObj in rootGameObjects)
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{
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if (rootObj.name == pathParts[0])
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{
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currentObject = rootObj;
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break;
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}
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}
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// 如果根对象未找到，则路径无效
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if (currentObject == null)
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{
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Debug.LogWarning($"FindObjectByPath: Root object '{pathParts[0]}' not found in the active scene. Returning null.");
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return null;
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}
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for (int i = 1; i < pathParts.Length; i++)
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{
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if (currentObject == null)
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{
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Debug.LogError(
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$"FindObjectByPath: Unexpected null currentObject while traversing path segment '{pathParts[i]}'. This indicates an internal logic error.");
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return null;
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}
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// transform.Find() 能够查找包括非激活状态的子对象
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Transform childTransform = currentObject.transform.Find(pathParts[i]);
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if (childTransform == null)
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{
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Debug.LogWarning($"FindObjectByPath: Child object '{pathParts[i]}' not found under '{currentObject.name}'. Path invalid. Returning null.");
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return null;
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}
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currentObject = childTransform.gameObject;
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}
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return currentObject;
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}
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}
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} |