package com.example.administrator.mystudent.MoreClick;

 import android.os.SystemClock;

 import android.support.v7.app.AppCompatActivity;

 import android.os.Bundle;

 import android.view.View;

 import android.widget.TextView;

 import android.widget.Toast;

 import com.example.administrator.mystudent.R;

 public class MoreClickActivity extends AppCompatActivity {

     private TextView tv_name;

     @Override

     protected void onCreate(Bundle savedInstanceState)

     {

         super.onCreate(savedInstanceState);

         setContentView(R.layout.activity_more_click);

         tv_name= (TextView) findViewById(R.id.tv_name);

         tv_name.setOnClickListener(new View.OnClickListener()

         {

             //需要监听几次点击事件数组的长度就为几

             //如果要监听双击事件则数组长度为2，如果要监听3次连续点击事件则数组长度为3...

             long[] mHints = new long[3];//初始全部为0

             @Override

             public void onClick(View v)

             {

                 //将mHints数组内的所有元素左移一个位置

                 System.arraycopy(mHints, 1, mHints, 0, mHints.length - 1);

                 //获得当前系统已经启动的时间

                 mHints[mHints.length - 1] = SystemClock.uptimeMillis();

                 if(SystemClock.uptimeMillis()-mHints[0]<=500)

                 Toast.makeText(getApplicationContext(),"当你点击三次之后才会出现", Toast.LENGTH_SHORT).show();

             }

         });

     }

 }