A script to swap layout group orientation in Unity Editor

LayoutGroupContextUtil.cs

// A simple script to drop in the Editor folder.
// It adds a button in the group layout's contextual menu to swap the direction (horizontal/vertical).
// taken from https://discussions.unity.com/t/swap-from-horizontal-to-vertical-layout-group/672104/6

using UnityEngine;
using UnityEditor;

public static class LayoutGroupUtil
{
    private const string VerticalLayoutGroupGuid = "59f8146938fff824cb5fd77236b75775";
    private const string HorizontalLayoutGroupGuid = "30649d3a9faa99c48a7b1166b86bf2a0";

    [MenuItem("CONTEXT/HorizontalLayoutGroup/Convert to VerticalLayoutGroup")]
    private static void ConvertToVerticalLayoutGroup(MenuCommand command)
    {
        Convert(command.context, VerticalLayoutGroupGuid);
    }


    [MenuItem("CONTEXT/VerticalLayoutGroup/Convert to HorizontalLayoutGroup")]
    private static void ConvertToHorizontal(MenuCommand command)
    {
        Convert(command.context, HorizontalLayoutGroupGuid);
    }

    private static void Convert(Object context, string guid)
    {
        MonoBehaviour layoutGroup = (MonoBehaviour)context;

        if (!layoutGroup)
        {
            return;
        }

        Undo.RecordObject(layoutGroup, "Convert Layout Group");

        SerializedObject so = new (layoutGroup);

        SerializedProperty scriptProperty = so.FindProperty("m_Script");
        so.Update();
        scriptProperty.objectReferenceValue = AssetDatabase.LoadAssetAtPath<MonoScript>(AssetDatabase.GUIDToAssetPath(guid));
        so.ApplyModifiedProperties();
    }
}