Android笔记（7）欢迎界面

public class Welcome extends AppCompatActivity{    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        requestWindowFeature(Window.FEATURE_NO_TITLE);        setContentView(R.layout.activity_welcome);        Handler handler = new Handler();        handler.postDelayed(new Runnable() {            @Override            public void run() {                startActivity(new Intent(Welcome.this,Main.class));// 动画结束后跳转到别的页面                finish();            }        }, 3000);//画面显示时间    }}