[Unity] MeshRendererSortingLayersEditor

using UnityEngine;
using UnityEditor;
using System.Collections;

[CustomEditor(typeof(MeshRenderer))]
public class MeshRendererSortingLayersEditor : Editor
{

    public override void OnInspectorGUI()
    {
        base.OnInspectorGUI();

        MeshRenderer renderer = target as MeshRenderer;

        EditorGUILayout.BeginHorizontal();
        EditorGUI.BeginChangeCheck();
        string name = EditorGUILayout.TextField("Sorting Layer Name", renderer.sortingLayerName);
        if(EditorGUI.EndChangeCheck()) {
            renderer.sortingLayerName = name;
        }
        EditorGUILayout.EndHorizontal();

        EditorGUILayout.BeginHorizontal();
        EditorGUI.BeginChangeCheck();
        int order = EditorGUILayout.IntField("Sorting Order", renderer.sortingOrder);
        if(EditorGUI.EndChangeCheck()) {
            renderer.sortingOrder = order;
        }
        EditorGUILayout.EndHorizontal();

    }
}