mBtnTextView = (Button) findViewById(R.id.btn_textview);//将类型强制转换为Button

        mBtnTextView.setOnClickListener(new View.OnClickListener() {//给Button设置一个点击事件

           @Override

           public void onClick(View view) {

              //跳转到TextView演示界面

              Intent intent = new Intent(Main3Activity.this, TextViewActivity.class);

               startActivity(intent);

           }

        });

 new Handler().postDelayed(new Runnable() {

      public void run() {

 //你要跳转或执行的操作

      setResult(RESULT_CODE);

      }

      }, 2000);

 package com.example.lenovo.tallybook;

 import android.content.Intent;

 import android.os.Handler;

 import android.support.v7.app.AppCompatActivity;

 import android.os.Bundle;

 import android.view.View;

 import android.view.WindowManager;

 import android.widget.Button;

 import android.widget.TextView;

 import android.widget.Toast;

 import java.util.Timer;

 import java.util.TimerTask;

 public class MainActivity extends AppCompatActivity implements View.OnClickListener {

     private int recLen = 5;//跳过倒计时提示5秒

     private Button mBtn;

     Timer timer = new Timer();

     private Handler handler;

     private Runnable runnable;

     @Override

     protected void onCreate(Bundle savedInstanceState) {

         super.onCreate(savedInstanceState);

         setContentView(R.layout.activity_main);

          //flag使我们必须要设置的变量

         int flag = WindowManager.LayoutParams.FLAG_FULLSCREEN;

         //设置当前窗体为全屏显示

         getWindow().setFlags(flag, flag);

         initView();

         timer.schedule(task, 1000, 1000);//等待时间一秒，停顿时间一秒

         /**

          * 正常情况下不点击跳过

          */

         handler = new Handler();

         handler.postDelayed(runnable = new Runnable() {

             @Override

             public void run() {

                 //跳转到首界面

                 Intent intent = new Intent(MainActivity.this, HomeActivity.class);

                 startActivity(intent);

                 finish();

             }

         }, 5000);//延迟5S后发送handler信息

     }

     private void initView() {

         mBtn = findViewById(R.id.btn_1);//跳过

         mBtn.setOnClickListener(this);//跳过监听

     }

     TimerTask task = new TimerTask() {

         @Override

         public void run() {

             runOnUiThread(new Runnable() { // UI thread

                 @Override

                 public void run() {

                     recLen--;

                     mBtn.setText("跳过 " + recLen);//在控件上显示距离跳转的剩余时间

                     if (recLen < 0) {

                         timer.cancel();

                         mBtn.setVisibility(View.GONE);//倒计时到0隐藏字体

                     }

                 }

             });

         }

     };

     @Override

     public void onClick(View v) {

         switch (v.getId()) {

             case R.id.btn_1:

                 //发生点击事件时直接跳转到首界面

                 Intent intent = new Intent(MainActivity.this, HomeActivity.class);

                 startActivity(intent);

                 finish();

                 if (runnable != null) {

                     handler.removeCallbacks(runnable);

                 }

                 break;

             default:

                 break;

         }

     }

 }