Example.cs

using UnityEditor;
using UnityEngine;

[InitializeOnLoad]
public static class Example
{
    static Example()
    {
        BuildPlayerWindow.RegisterBuildPlayerHandler( OnBuildPlayer );
    }

    private static void OnBuildPlayer( BuildPlayerOptions buildPlayerOptions )
    {
        Debug.Log( "ビルド前に行いたい処理をここに書く" );

        BuildPlayerWindow.DefaultBuildMethods.BuildPlayer( buildPlayerOptions );

        Debug.Log( "ビルド後に行いたい処理をここに書く" );
    }
}