package com.example.myapplication; import androidx.annotation.Nullable; import androidx.appcompat.app.AppCompatActivity; import android.content.Intent; import android.os.Bundle; import android.view.View; import android.widget.Toast; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); } public void onClick(View v){ Intent intent = new Intent(this, PuppetActivity.class); ResultHandler.addResultHandler(intent, () -> { Toast.makeText(this, "lol!", Toast.LENGTH_LONG).show(); }); startActivityForResult(intent, 0); //ResultHandler handler = new ResultHandler(this); } @Override protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) { super.onActivityResult(requestCode, resultCode, data); ResultHandler handler = new ResultHandler(this); handler.onIncomingIntent(requestCode, resultCode, data); } }