Android 项目架构 MVC

package com.kotlin.testmvc; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.widget.TextView; class User { String tvHelloWorldValue; public User(String tvHelloWorldValue) { this.tvHelloWorldValue = tvHelloWorldValue; } } interface HiCallBack<User> { void onSuccess(User user); } interface IHomeModel { void getUserInfo(HiCallBack<User> callback); } class HomeModel implements IHomeModel { @Override public void getUserInfo(HiCallBack<User> callback) { // 获取到数据并回传给callback User user = new User("设置 tvHelloWorld 的值"); callback.onSuccess(user); } } /** * MVC Controller */ public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); /** * MVC Model */ HomeModel model = new HomeModel(); model.getUserInfo(new HiCallBack<User>() { @Override public void onSuccess(User user) { /** * MVC View */ ((TextView) findViewById(R.id.tvHelloWorld)).setText(user.tvHelloWorldValue); } }); } }