221 lines
9.7 KiB
C#
221 lines
9.7 KiB
C#
using System;
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using TMPro;
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using UnityEngine;
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using UnityEngine.EventSystems;
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using UnityEngine.UI;
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namespace SceneView
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{
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public class SceneViewPanel : MonoBehaviour, IDragHandler, IBeginDragHandler
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{
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public const float titleHeight = 50;
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private Vector2 shift;
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public ScrollRect? scrollRect;
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private TreeViewNode? treeViewNode;
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public string currentAimObj;
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private void Start()
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{
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currentAimObj = CanvasControl.ShowAim;
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CreateUI();
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}
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private void CreateUI()
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{
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CreateTitleBar();
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var scrollConfig = ScrollViewConfig.Default;
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scrollConfig.Horizontal = true;
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scrollConfig.SizeDelta = CanvasControl.panelSize - new Vector2(0, titleHeight);
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var scrollRectArr = ControlUtilities.CreateScrollView(transform, scrollConfig);
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scrollRect = scrollRectArr.scrollRect;
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if (scrollRect == null)
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{
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Debug.LogError("Failed to create ScrollView.");
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return;
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}
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var scrollRectRectTransform = scrollRect.GetComponent<RectTransform>();
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if (scrollRectRectTransform == null)
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{
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Debug.LogError("Failed to get RectTransform for ScrollView.");
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return;
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}
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scrollRectRectTransform.anchorMin = new Vector2(0, 0);
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scrollRectRectTransform.anchorMax = new Vector2(1, 1);
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scrollRectRectTransform.offsetMin = Vector2.zero;
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scrollRectRectTransform.offsetMax = new Vector2(0, -titleHeight);
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var content = scrollRect.content.gameObject;
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if (content == null)
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{
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Debug.LogError("Failed to get content for ScrollView.");
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return;
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}
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// var contentRectTransform = content.GetComponent<RectTransform>();
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// contentRectTransform.anchorMin = Vector2.up;
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// contentRectTransform.anchorMax = Vector2.one;
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// contentRectTransform.sizeDelta = Vector2.zero;
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// contentRectTransform.offsetMin = Vector2.zero;
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// contentRectTransform.offsetMax = new Vector2(0, 0);
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// var root = new GameObject("root");
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// root.AddComponent<RectTransform>();
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// root.transform.SetParent(content.transform, false);
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treeViewNode = content.AddComponent<TreeViewNode>();
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treeViewNode.UpdateHeight();
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// var vLayout = content.AddComponent<VerticalLayoutGroup>();
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// vLayout.padding = new RectOffset(2, 2, 2, 2);
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// vLayout.spacing = 5;
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// vLayout.childControlWidth = true;
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// vLayout.childControlHeight = false;
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// var size= content.AddComponent<ContentSizeFitter>();
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// size.verticalFit = ContentSizeFitter.FitMode.PreferredSize;
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// size.horizontalFit = ContentSizeFitter.FitMode.Unconstrained;
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var inputConfig = InputFieldConfig.Default;
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inputConfig.RectConfig.AnchorMin = Vector2.zero;
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inputConfig.RectConfig.AnchorMax = Vector2.right;
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inputConfig.RectConfig.Pivot = new Vector2(0.5f, 1);
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inputConfig.RectConfig.SizeDelta = new Vector2(0, titleHeight);
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inputConfig.PlaceholderText = "输入搜索对象";
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var inputObj = ControlUtilities.CreateInputField(transform, inputConfig);
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inputObj.inputField.onEndEdit.AddListener(s =>
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{
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currentAimObj = s;
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Refresh();
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});
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Refresh();
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}
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private void CreateTitleBar()
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{
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var titleBar = new GameObject("TitleBar").AddComponent<RectTransform>();
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titleBar.transform.SetParent(transform, false);
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if (titleBar == null)
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{
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Debug.LogError("Failed to create TitleBar RectTransform.");
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return;
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}
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titleBar.anchorMin = new Vector2(0, 1);
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titleBar.anchorMax = new Vector2(1, 1);
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titleBar.pivot = new Vector2(0.5f, 1);
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titleBar.sizeDelta = new Vector2(0, titleHeight);
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titleBar.anchoredPosition = Vector2.zero;
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var titleTextConfig = TextConfig.Default;
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titleTextConfig.Text = "场景视图";
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titleTextConfig.RectConfig.AnchorMin = Vector2.zero;
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titleTextConfig.RectConfig.AnchorMax = Vector2.one;
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var titleText = ControlUtilities.CreateText(titleBar, titleTextConfig);
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if (titleText == null)
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{
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Debug.LogError("Failed to create TitleText.");
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}
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var refreshButtonConfig = ButtonConfig.Default;
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refreshButtonConfig.Text = "刷新";
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refreshButtonConfig.BackgroundColor = Color.yellow;
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refreshButtonConfig.RectConfig.SizeDelta = new Vector2(60, 40);
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refreshButtonConfig.RectConfig.AnchoredPosition = new Vector2(35, -25);
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var refreshButton = ControlUtilities.CreateButton(titleBar, refreshButtonConfig, Refresh);
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var closeButtonConfig = ButtonConfig.Default;
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closeButtonConfig.Text = "X";
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closeButtonConfig.BackgroundColor = Color.red;
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closeButtonConfig.RectConfig.AnchorMax = Vector2.one;
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closeButtonConfig.RectConfig.AnchorMin = Vector2.one;
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closeButtonConfig.RectConfig.SizeDelta = new Vector2(30, 30);
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closeButtonConfig.RectConfig.AnchoredPosition = new Vector2(-25, -25);
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ControlUtilities.CreateButton(titleBar, closeButtonConfig, () => gameObject.SetActive(false));
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}
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public void Refresh()
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{
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if (treeViewNode)
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{
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var canvas = FindIncludingHidden(currentAimObj);
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if (!canvas)
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{
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Debug.LogError($"{currentAimObj} not found.");
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return;
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}
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StartCoroutine(treeViewNode.DisplayGameObjectStructureCoroutine(canvas));
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// treeViewNode.DisplayGameObjectStructure(canvas);
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}
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}
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public void OnDrag(PointerEventData eventData)
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{
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transform.position = eventData.position + shift;
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}
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public void OnBeginDrag(PointerEventData eventData)
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{
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shift = transform.position - new Vector3(eventData.position.x, eventData.position.y);
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}
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/// <summary>
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/// 按名称查找场景中的GameObject，包括隐藏（非激活）对象和DontDestroyOnLoad对象。
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/// 此方法会遍历所有当前加载到内存中的GameObject实例。
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///
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/// **重要提示：**
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/// 1. **性能开销较大：** 该方法会遍历所有已加载的GameObject，性能开销相对较高。
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/// 因此，**不建议在Update、FixedUpdate等帧循环中频繁调用。**
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/// 2. **适用场景：** 更适合在初始化、加载场景、调试或不频繁的查找操作中使用。
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/// 3. **同名对象：** 如果场景中存在多个同名对象，此方法将返回它遇到的第一个匹配项。
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/// 4. **DontDestroyOnLoad：** 自动包含在DontDestroyOnLoad根下的对象。
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/// 5. **隐藏对象：** 自动包含Hierarchy中非激活（隐藏）的对象。
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/// </summary>
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/// <param name="name">要查找的GameObject的名称。</param>
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/// <returns>找到的第一个GameObject，如果未找到则返回null。</returns>
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public static GameObject FindIncludingHidden(string name)
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{
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// 1. 验证名称 - 处理null, empty, 或只包含空白字符的名称
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if (string.IsNullOrWhiteSpace(name))
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{
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Debug.LogWarning("FindIncludingHidden: Provided name is null, empty, or whitespace. Returning null.");
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return null;
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}
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// 2. 获取所有已加载的GameObject
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// Resources.FindObjectsOfTypeAll<GameObject>() 是实现需求的关键。
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// 它会找到所有当前加载到内存中的GameObject实例，不论它们是否激活，属于哪个场景（包括 DontDestroyOnLoad 场景），
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// 甚至可能包括一些编辑器内部使用的隐藏GameObject。
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GameObject[] allGameObjects = Resources.FindObjectsOfTypeAll<GameObject>();
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// 3. 遍历并比较名称
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foreach (GameObject obj in allGameObjects)
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{
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// Unity中存在许多内部GameObject（例如：场景视图的相机、光照探头组等），
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// 它们的hideFlags属性可能被设置为HideInHierarchy、HideAndDontSave等。
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// 题目要求“包括隐藏”，并未明确排除这些内部或编辑器对象。
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// 因此，这里我们采取最宽松的策略：只要GameObject的name属性与传入的name匹配，就返回。
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// 如果未来需要排除特定类型的隐藏对象（例如只查找用户创建的游戏对象），
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// 可以根据 obj.scene.name 来过滤 DontDestroyOnLoad 场景中的对象，
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// 或者根据 obj.hideFlags 来排除编辑器内部对象。
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if (obj.name == name)
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{
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return obj; // 4. 返回第一个匹配项
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}
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}
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// 5. 未找到则返回 null
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// 通常，查找函数在未找到结果时静默返回null是更常见的API行为。
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// 调用方可以根据返回值自行决定是否输出日志。
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// Debug.LogWarning($"FindIncludingHidden: GameObject with name '{name}' not found. Returning null.");
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return null;
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}
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}
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}
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