SourceActivity.java

package com.godoro.androidnavigations;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.EditText;
import android.widget.Toast;


public class SourceActivity extends Activity {

    private EditText forwardValueEdit;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_source);
        forwardValueEdit=(EditText) findViewById(R.id.forwardValueEdit);
    }
    public void onClickTargetParameterless(View view){
        Intent intent=new Intent(getApplicationContext(),TargetActivity.class);
        startActivity(intent);
    }
    public void onClickTargetParametric(View view){
        Intent intent=new Intent(SourceActivity.this,TargetActivity.class);
        intent.putExtra("forwardValue",forwardValueEdit.getText().toString());
        startActivity(intent);
    }
    public void onClickTargetExpecting(View view){
        Intent intent=new Intent(SourceActivity.this,TargetActivity.class);
        intent.putExtra("forwardValue",forwardValueEdit.getText().toString());
        startActivityForResult(intent, 999);
    }
    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        if (resultCode == RESULT_OK && requestCode == 999) {
            if (data.hasExtra("backwardValue")) {
                String backwardValue=data.getStringExtra("backwardValue");
                String message="Dönen değer: "+backwardValue;
                Toast.makeText(SourceActivity.this,message,Toast.LENGTH_LONG).show();
            }
        }
    }

}