LayoutTest.cs

using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
#if UNITY_EDITOR
using UnityEditor;
#endif

public enum StateID
{
    None, Idle, Run, Boost, JumpStart, Jumping, JumpEnd, Down, DownRecover,
    Step_Forward, Step_Back, Step_Left, Step_Right,
    Run_F, Run_B, Run_L, Run_R
}

public class LayoutTest : MonoBehaviour
{   
    [System.Serializable]
    public class Content
    {
        public AnimationClip clip;
        public Transform trans;
    }

    public List<Content> contents = new List<Content>();


#if UNITY_EDITOR
    [CustomEditor(typeof(LayoutTest))]
    public class MyEditor : Editor
    {
        public override void OnInspectorGUI()
        {
            LayoutTest a = target as LayoutTest;

            EditorGUIUtility.labelWidth = 80;
            GUIStyle back0 = new GUIStyle();
            back0.normal.background = MakeTex(600, 1, new Color(0.4f, 0.4f, 0.4f, 0.1f));
            GUIStyle back1 = new GUIStyle();
            back1.normal.background = MakeTex(600, 1, new Color(1.0f, 1.0f, 1.0f, 0.1f));

            bool isEven = true;
            foreach (StateID stateID in Enum.GetValues(typeof(StateID)))
            {
                int i = (int)stateID;
                a.contents.Add(new Content());

                //色変更
                if (isEven)
                    EditorGUILayout.BeginHorizontal(back0);
                else
                    EditorGUILayout.BeginHorizontal(back1);
                isEven = !isEven;

                //入力欄生成
                EditorGUILayout.LabelField(stateID.ToString(), EditorStyles.boldLabel, GUILayout.Width(150));
                GUI.backgroundColor = (manager.contents[i].clip != null) ? Color.yellow : Color.white;
                a.contents[i].clip = EditorGUILayout.ObjectField("AnimClip", a.contents[i].clip, typeof(AnimationClip), false) as AnimationClip;
                
                GUI.backgroundColor = (manager.contents[i].clip != null) ? Color.yellow : Color.white;
                a.contents[i].trans = EditorGUILayout.ObjectField("Transform", a.contents[i].trans, typeof(Transform), true) as Transform;
                
                EditorGUILayout.EndHorizontal();
                GUI.backgroundColor = Color.white;
            }
        }

        private Texture2D MakeTex(int width, int height, Color col)
        {
            Color[] pix = new Color[width * height];

            for (int i = 0; i < pix.Length; i++)
                pix[i] = col;

            Texture2D result = new Texture2D(width, height);
            result.SetPixels(pix);
            result.Apply();

            return result;
        }
    }
#endif
}