クリックしてタブを切り替える方法

Question

私は3つのタブを持ち、ホームタブには、特定のアイテムをクリックすると、意図を使ってタブ3に移動したいが、動作しないナビゲーションドロワーがあります。 私のコードは次のとおりです。あなたがいない活動のフラグメントを切り替えている

//Initializing the tablayout 
tabLayout = (TabLayout) findViewById(R.id.tabLayout); 

    //Adding the tabs using addTab() method 
    tabLayout.addTab(tabLayout.newTab().setText("Home")); 
    tabLayout.addTab(tabLayout.newTab().setText("Read")); 
    tabLayout.addTab(tabLayout.newTab().setText("Me")); 
    tabLayout.setTabGravity(TabLayout.GRAVITY_FILL); 

    //Initializing viewPager 
    viewPager = (ViewPager) findViewById(R.id.pager); 
    // viewPager.addOnPageChangeListener(new TabLayout.TabLayoutOnPageChangeListener(tabLayout)); 
    //Creating our pager adapter 
    Pager adapter = new Pager(getSupportFragmentManager(), tabLayout.getTabCount()); 

    //Adding adapter to pager 
    viewPager.setAdapter(adapter); 
    viewPager.addOnPageChangeListener(new TabLayout.TabLayoutOnPageChangeListener(tabLayout)); 
    //Adding onTabSelectedListener to swipe views 

    tabLayout.setOnTabSelectedListener(tabLayout.this); 


    //// drawable navbar 


    mRecyclerView = (RecyclerView) findViewById(R.id.RecyclerView); // Assigning the RecyclerView Object to the xml View 

    mRecyclerView.setHasFixedSize(true);       // Letting the system know that the list objects are of fixed size 
    mAdapter = new MyAdapter(TITLES,ICONS,NAME,EMAIL,PROFILE);  // Creating the Adapter of MyAdapter class(which we are going to see in a bit) 
    // And passing the titles,icons,header view name, header view email, 
    // and header view profile picture 

    mRecyclerView.setAdapter(mAdapter);        // 
    mLayoutManager = new LinearLayoutManager(this);     // 
    mRecyclerView.setLayoutManager(mLayoutManager);     // 

    mRecyclerView.addOnItemTouchListener(
      new RecyclerItemClickListener(tabLayout.this, new 
    RecyclerItemClickListener.OnItemClickListener() { 
       @Override public void onItemClick(View view, int position) { 
        switch(position){ 
         case 1: 
          Intent go=new Intent(tabLayout.this,Tab1.class); 
          startActivity(go); 
          break;` 

Answer 1

次のメソッドを呼び出します。

viewpager.setcurrentitem(position,boolean); 

Answer 2

。あなたのonclickで はあなたが経由でViewPagerで別のアイテムに行くことができ

public void switchfragment() { 
    FragmentManager manager = getActivity().getSupportFragmentManager(); 
    FragmentTransaction ft = manager.beginTransaction(); 
    ft.replace(android.R.id.tabcontent, new Tab1()); 
    ft.commit(); 
}