【Unity】プレハブとインスタンスのヒモ付を解除するエディタ拡張

概要

using System.Linq;
using UnityEditor;
using UnityEngine;

public static class PrefabInstanceDisconnecter
{
    [MenuItem("Tools/Prefab/Disconnect")]
    public static void Disconnect()
    {
        foreach (var n in Selection.gameObjects)
        {
            PrefabUtility.DisconnectPrefabInstance(n);
        }
    }

    [MenuItem("Tools/Prefab/Disconnect All")]
    public static void DisconnectAll()
    {
        foreach (var n in Resources.FindObjectsOfTypeAll(typeof(GameObject)).Where(c => ((GameObject)c).activeInHierarchy))
        {
            PrefabUtility.DisconnectPrefabInstance(n);
        }
    }
}

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