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Undo可能にするやつ
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| using UnityEditor; | |
| using UnityEngine; | |
| internal static class UndoableExtension | |
| { | |
| public static T GetOrAddComponentWithUndo<T>(this GameObject gameObject) where T : Component | |
| { | |
| if (!gameObject.TryGetComponent<T>(out var component)) | |
| component = Undo.AddComponent<T>(gameObject); | |
| else | |
| Undo.RecordObject(component, $"{nameof(component)} Component Added."); | |
| return component; | |
| } | |
| public static T GetOrAddComponentWithUndo<T>(this Transform transform) where T : Component | |
| { | |
| if (!transform.TryGetComponent<T>(out var component)) | |
| component = Undo.AddComponent<T>(transform.gameObject); | |
| else | |
| Undo.RecordObject(component, $"{nameof(component)} Component Added."); | |
| return component; | |
| } | |
| public static T AddComponentWithUndo<T>(this GameObject gameObject) where T : Component | |
| { | |
| return Undo.AddComponent<T>(gameObject); | |
| } | |
| public static T AddComponentWithUndo<T>(this Transform transform) where T : Component | |
| { | |
| return Undo.AddComponent<T>(transform.gameObject); | |
| } | |
| public static GameObject CreateNewGameObjectWithUndo(string name, Transform parent = null) | |
| { | |
| var gameObject = new GameObject(name); | |
| Undo.RegisterCreatedObjectUndo(gameObject, name); | |
| if(parent != null) gameObject.transform.SetParent(parent); | |
| return gameObject; | |
| } | |
| public static void SetDirtyIfPartOfPrefabInstance(this Component component) | |
| { | |
| if (PrefabUtility.IsPartOfPrefabInstance(component)) | |
| EditorUtility.SetDirty(component); | |
| } | |
| } |
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