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Assets/MagicaCloth2/Scripts/Editor/Cloth/MagicaEditorBase.cs

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+// Magica Cloth 2.
+// Copyright (c) 2024 MagicaSoft.
+// https://magicasoft.jp
+using System;
+using UnityEditor;
+
+namespace MagicaCloth2
+{
+    /// <summary>
+    /// インスペクター拡張のベースクラス
+    /// </summary>
+    public class MagicaEditorBase : Editor
+    {
+        /// <summary>
+        /// マルチ選択編集の適用
+        /// </summary>
+        /// <typeparam name="T"></typeparam>
+        /// <param name="changed"></param>
+        /// <param name="act"></param>
+        protected void ApplyMultiSelection<T>(bool changed, string undoName, Action<T> act) where T : ClothBehaviour
+        {
+            if (changed)
+            {
+                foreach (var obj in targets)
+                {
+                    var tscr = obj as T;
+
+                    // Undo
+                    Undo.RecordObject(tscr, undoName);
+
+                    act(tscr);
+                    EditorUtility.SetDirty(tscr);
+
+                    // OnValidate()手動呼び出し
+                    tscr.GetType().GetMethod("OnValidate", System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Instance)?.Invoke(tscr, null);
+                }
+            }
+        }
+    }
+}