tab結合view

package com.example.moni1;

import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.design.widget.TabLayout;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentPagerAdapter;
import android.support.v4.view.ViewPager;
import android.support.v7.app.AppCompatActivity;

import com.example.moni1.fragment.Fragment_1;
import com.example.moni1.fragment.Fragment_2;
import com.example.moni1.fragment.Fragment_3;
import com.example.moni1.fragment.Fragment_4;

import java.util.ArrayList;
import java.util.List;

import butterknife.BindView;
import butterknife.ButterKnife;

public class MainActivity extends AppCompatActivity {

    @BindView(R.id.ViewPager1)
    ViewPager ViewPager1;
    @BindView(R.id.TabLayout1)
    TabLayout TabLayout1;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        ButterKnife.bind(this);

        Fragments fragments = new Fragments(getSupportFragmentManager());
        TabLayout1.setupWithViewPager(ViewPager1);
        ViewPager1.setAdapter(fragments);

    }

    public class Fragments extends FragmentPagerAdapter{
        public String mtitle[]={
                "1","2","3","圈子"
        };
        List<Fragment> list=new ArrayList<>();
        public Fragments(FragmentManager fm) {
            super(fm);
           list.add(new Fragment_1());
           list.add(new Fragment_2());
           list.add(new Fragment_3());
           list.add(new Fragment_4());
        }

        @Override
        public Fragment getItem(int i) {
            return list.get(i);
        }

        @Override
        public int getCount() {
            return list.size();
        }

        @Nullable
        @Override
        public CharSequence getPageTitle(int position) {
            return mtitle[position];
        }
    }

}

  View view=inflater.inflate(R.layout.activity_f3,container,false);

 <android.support.v4.view.ViewPager
        android:id="@+id/ViewPager1"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        >
     </android.support.v4.view.ViewPager>

   <android.support.design.widget.TabLayout
       android:id="@+id/TabLayout1"
       android:layout_width="match_parent"
       android:layout_height="50dp"
       android:layout_alignParentBottom="true"
       >

   </android.support.design.widget.TabLayout>