1 package com.nustti.xmllayout;
 2 
 3 import android.support.v7.app.AppCompatActivity;
 4 import android.os.Bundle;
 5 
 6 public class MainActivity extends AppCompatActivity {
 7 
 8     @Override
 9     protected void onCreate(Bundle savedInstanceState) {
10         super.onCreate(savedInstanceState);
 
11         setContentView(R.layout.activity_main);
12     }
13 }

安卓-05-使用Java設置UI