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Unity Find missing references
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| using System.Collections.Generic; | |
| using UnityEditor; | |
| using UnityEditor.UIElements; | |
| using UnityEngine; | |
| using UnityEngine.UIElements; | |
| public class FindMissingEditor : EditorWindow | |
| { | |
| private float _progress = 0f; | |
| private bool _canceled; | |
| private List<GameObject> _errorGameObjects = new List<GameObject>(); | |
| [MenuItem(itemName: "Tools/Find Missing References")] | |
| public static void Open() | |
| { | |
| FindMissingEditor window = GetWindow<FindMissingEditor>("Find Missing Editor"); | |
| Rect main = EditorGUIUtility.GetMainWindowPosition(); | |
| Rect pos = window.position; | |
| float centerWidth = (main.width - pos.width) * 0.5f; | |
| float centerHeight = (main.height - pos.height) * 0.3f; | |
| pos.x = main.x + centerWidth; | |
| pos.y = main.y + centerHeight; | |
| window.position = new Rect(pos.position.x, pos.position.y, pos.width, window._errorGameObjects.Count > 0 ? Mathf.Max(50, pos.height) : 50); | |
| window.Show(); | |
| } | |
| private void CreateGUI() | |
| { | |
| var hierarchyBtn = new Button() | |
| { | |
| name = "Hierarchy-Button", | |
| text = "Missing in Hierarchy...", | |
| }; | |
| var prefabBtn = new Button() | |
| { | |
| name = "Prefab-Button", | |
| text = "Missing in Prefabs..." | |
| }; | |
| var listView = new ListView() | |
| { | |
| makeNoneElement = () => new VisualElement(), | |
| makeItem = () => | |
| { | |
| var objectField = new ObjectField(); | |
| var selector = objectField.Q(className: "unity-object-field__selector"); | |
| selector.RemoveFromClassList("unity-object-field__selector"); | |
| return objectField; | |
| }, | |
| bindItem = (v, i) => | |
| { | |
| var objectField = (v as ObjectField); | |
| objectField.name = _errorGameObjects[i].name; | |
| objectField.value = _errorGameObjects[i]; | |
| }, | |
| itemsSource = _errorGameObjects, | |
| selectionType = SelectionType.None, | |
| }; | |
| listView.style.minHeight = 0; | |
| listView.style.maxHeight = 1000; | |
| hierarchyBtn.clicked += () => | |
| { | |
| _errorGameObjects.Clear(); | |
| int sceneCount = UnityEngine.SceneManagement.SceneManager.sceneCount; | |
| _progress = 0f; | |
| EditorUtility.DisplayProgressBar("Finding Missing References", "Searching in Hierarchy...", _progress); | |
| listView.Q("unity-content-container").Clear(); | |
| _canceled = false; | |
| int totalIterator = sceneCount; | |
| int currentIterator = 0; | |
| for (int i = 0; i < sceneCount; ++i) | |
| { | |
| var scene = UnityEngine.SceneManagement.SceneManager.GetSceneAt(i); | |
| var roots = scene.GetRootGameObjects(); | |
| var rootLength = roots.Length; | |
| totalIterator += rootLength; | |
| foreach (var go in roots) | |
| { | |
| currentIterator++; | |
| FindMissing(go, Iterator, AddToList, AddToList); | |
| void AddToList(GameObject go) | |
| { | |
| _errorGameObjects.Add(go); | |
| } | |
| void Iterator(GameObject gameObject) | |
| { | |
| _progress = (float)currentIterator / totalIterator; | |
| _canceled = EditorUtility.DisplayCancelableProgressBar("Finding Missing References", $"Searching in Hierarchy...`{gameObject.name}`", _progress); | |
| } | |
| if (_canceled) | |
| break; | |
| } | |
| if (_canceled) | |
| break; | |
| currentIterator++; | |
| } | |
| EditorUtility.ClearProgressBar(); | |
| UpdateUIAndAdjustWindowSize(listView); | |
| }; | |
| rootVisualElement.Add(listView); | |
| rootVisualElement.Add(hierarchyBtn); | |
| prefabBtn.clicked += () => | |
| { | |
| _errorGameObjects.Clear(); | |
| string[] guids = AssetDatabase.FindAssets("t:prefab"); | |
| _progress = 0f; | |
| _canceled = false; | |
| EditorUtility.DisplayProgressBar("Finding Missing References", "Searching in Prefabs...", _progress); | |
| var totalIterator = guids.Length; | |
| var currentIterator = 0; | |
| for (int i = 0; i < guids.Length; ++i) | |
| { | |
| var path = AssetDatabase.GUIDToAssetPath(guids[i]); | |
| var go = AssetDatabase.LoadAssetAtPath<GameObject>(path); | |
| currentIterator++; | |
| FindMissing(go, Iterator, AddToList, AddToList); | |
| void AddToList(GameObject go) | |
| { | |
| _errorGameObjects.Add(go); | |
| } | |
| void Iterator(GameObject gameObject) | |
| { | |
| _progress = (float)currentIterator / totalIterator; | |
| _canceled = EditorUtility.DisplayCancelableProgressBar("Finding Missing References", $"Searching in Prefabs...`{gameObject.name}`", _progress); | |
| } | |
| if (_canceled) | |
| break; | |
| } | |
| EditorUtility.ClearProgressBar(); | |
| UpdateUIAndAdjustWindowSize(listView); | |
| }; | |
| rootVisualElement.Add(prefabBtn); | |
| } | |
| private void FindMissing(GameObject go, System.Action<GameObject> iterator, System.Action<GameObject> missingScript, System.Action<GameObject> missingReference) | |
| { | |
| var transforms = go.GetComponentsInChildren<Transform>(); | |
| foreach (var t in transforms) | |
| { | |
| iterator?.Invoke(t.gameObject); | |
| int missingScripts = GameObjectUtility.GetMonoBehavioursWithMissingScriptCount(t.gameObject); | |
| if (missingScripts > 0) | |
| { | |
| Debug.LogError($"{t.gameObject.name} has missing script(s)", t.gameObject); | |
| missingScript?.Invoke(t.gameObject); | |
| } | |
| var components = t.gameObject.GetComponents<MonoBehaviour>(); | |
| foreach (var c in components) | |
| { | |
| if (c == null) { continue; } | |
| var serializedObject = new SerializedObject(c); | |
| var it = serializedObject.GetIterator(); | |
| while (it.NextVisible(true)) | |
| { | |
| if (it.propertyType == SerializedPropertyType.ObjectReference) | |
| { | |
| if (it.objectReferenceValue == null && it.objectReferenceInstanceIDValue != 0) | |
| { | |
| Debug.LogError($"{t.gameObject.name}.{c.GetType().Name}.{it.displayName} has missing reference", c); | |
| missingReference?.Invoke(t.gameObject); | |
| } | |
| } | |
| } | |
| } | |
| } | |
| } | |
| private void UpdateUIAndAdjustWindowSize(ListView listView) | |
| { | |
| var hasError = _errorGameObjects.Count > 0; | |
| if (hasError) | |
| { | |
| listView.style.minHeight = new StyleLength(Length.Auto()); | |
| listView.style.paddingBottom = 8; | |
| listView.style.paddingTop = 8; | |
| listView.style.paddingLeft = 8; | |
| listView.style.paddingRight = 8; | |
| } | |
| else | |
| { | |
| listView.style.minHeight = 0; | |
| listView.style.paddingBottom = 0; | |
| listView.style.paddingTop = 0; | |
| listView.style.paddingLeft = 0; | |
| listView.style.paddingRight = 0; | |
| } | |
| listView.Rebuild(); | |
| if (hasError) | |
| { | |
| var listViewCurrentHeight = _errorGameObjects.Count * 20; | |
| var maxWindowHeight = 200; | |
| listViewCurrentHeight = Mathf.Clamp(listViewCurrentHeight, 0, maxWindowHeight); | |
| position = new Rect(position.x, position.y, position.width, height: Mathf.Max(listViewCurrentHeight + 50, position.height)); | |
| } | |
| else | |
| { | |
| position = new Rect(position.x, position.y, position.width, Mathf.Max(50, position.height)); | |
| } | |
| } | |
| } |
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