如何在选项卡的水平滚动视图上添加图像按钮，以便在 android studio 中通过这些图像按钮左右滚动？

Question

请帮忙 谁能帮我一下

    public class FragmentForScrollBar extends Fragment {
    private HorizontalScrollView hsv;
    Button left, right;
    int currentScrollX = 0;
    Toolbar Toolbar;
    RelativeLayout RelativeLayout;
    ImageButtonhome,player,download,playlist,stream,wish,hit,instrument,news,extras;
    TextView t;
    FragmentTransaction fragmentTransaction;

    @Nullable
    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,                             Bundle savedInstanceState) {

        View view =  inflater.inflate(R.layout.fragmentforscrollbar,null);

        MyPlayer playerFragment = new MyPlayer();
        fragmentTransaction = getChildFragmentManager().beginTransaction();
        fragmentTransaction.replace(R.id.fragment, playerFragment, null);
        fragmentTransaction.commit();

        hsv = (HorizontalScrollView) view.findViewById(R.id.horizontalScrollView);

        t = (TextView)view.findViewById(R.id.toolbartitle);
        home =(ImageButton)view.findViewById(R.id.imageButtonhomea);
        player =(ImageButton)view.findViewById(R.id.imageButtonaa);
        playlist =(ImageButton)view.findViewById(R.id.imageButtonca);
        download =(ImageButton)view.findViewById(R.id.imageButtonba);
        stream =(ImageButton)view.findViewById(R.id.imageButtonda);
        wish =(ImageButton)view.findViewById(R.id.imageButtonea);
        hit =(ImageButton)view.findViewById(R.id.imageButtonfa);
        instrument =(ImageButton)view.findViewById(R.id.imageButtonga);
        news =(ImageButton)view.findViewById(R.id.imageButtonha);
        extras =(ImageButton)view.findViewById(R.id.imageButtonia);

        home.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                t.setText("Home");
                Fragment Home = new Home();
                fragmentTransaction = getChildFragmentManager().beginTransaction();
                fragmentTransaction.replace(R.id.fragment, Home);
                fragmentTransaction.addToBackStack(null);

                fragmentTransaction.commit();

            }
         });
        player.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                t.setText("Player");
                Fragment Myplayer = new MyPlayer();
                fragmentTransaction = getChildFragmentManager().beginTransaction();
                fragmentTransaction.replace(R.id.fragment, Myplayer);
                fragmentTransaction.addToBackStack(null);

                fragmentTransaction.commit();


            }
        });
        playlist.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {

                Fragment yourPlayList = new Your_Playlist();
                fragmentTransaction = getFragmentManager().beginTransaction();
                fragmentTransaction.replace(R.id.containerView, yourPlayList);
                fragmentTransaction.addToBackStack(null);
                fragmentTransaction.commit();
            }
        });
        download.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                t.setText("MyDownload");
                Fragment myDownload = new Downloads();
                fragmentTransaction = getChildFragmentManager().beginTransaction();
                fragmentTransaction.replace(R.id.fragment,myDownload);
                fragmentTransaction.addToBackStack(null);
                fragmentTransaction.commit();
            }
        });
        stream.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                t.setText("Streaming");
                Fragment uzBek1 = new UzBek();
                fragmentTransaction = getChildFragmentManager().beginTransaction();
                fragmentTransaction.replace(R.id.fragment,uzBek1);
                fragmentTransaction.addToBackStack(null);
                fragmentTransaction.commit();
            }
        });
        wish.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                t.setText("Your Wishes");
                Fragment sendWishes = new wishes();
                fragmentTransaction = getChildFragmentManager().beginTransaction();
                fragmentTransaction.replace(R.id.fragment,sendWishes);
                fragmentTransaction.addToBackStack(null);
                fragmentTransaction.commit();

            }
        });
        hit.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                t.setText("Hit Parade");
                Fragment hitParade = new hits();
                fragmentTransaction = getChildFragmentManager().beginTransaction();
                fragmentTransaction.replace(R.id.fragment,hitParade);
                fragmentTransaction.addToBackStack(null);
                fragmentTransaction.commit();
            }
        });
        instrument.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                t.setText("Uzbek Instruments");
                Fragment uzBek1 = new UzBek();
                fragmentTransaction = getChildFragmentManager().beginTransaction();
                fragmentTransaction.replace(R.id.fragment,uzBek1);
                fragmentTransaction.addToBackStack(null);
                fragmentTransaction.commit();
            }
        });
        news.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                t.setText("News");
                Fragment news = new news();
                fragmentTransaction = getChildFragmentManager().beginTransaction();
                fragmentTransaction.replace(R.id.fragment,news);
                fragmentTransaction.addToBackStack(null);
                fragmentTransaction.commit();
            }
        });
        extras.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                t.setText("Extras");
                Fragment extras = new extras();
                fragmentTransaction = getChildFragmentManager().beginTransaction();
                fragmentTransaction.replace(R.id.fragment, extras);
                fragmentTransaction.addToBackStack(null);
                fragmentTransaction.commit();
            }
        });
        return view;

    }
   }

sorry code was too long so i captured the image of the xml module file

请看上面的代码，让我知道通过图像按钮左右滚动迷你滚动布局的解决方案。我正在使用两个箭头按钮并告诉我如果我想将它们隐藏在滚动之间该怎么做。现在有人可以帮我吗

Answer 1

对于可能对相同问题感到困惑的任何人：

public class FragmentForScrollBar extends Fragment {


SeekBar verticalSeekBar=null;

private HorizontalScrollView hsv, hsv2;

Toolbar Toolbar;


ImageButton home,player,download,playlist,stream,wish,hit,instrument,news,extras, bP,bN;
ImageButton homea,playera,downloada,playlista,streama,hita,wisha,instrumenta,newsa, extrasa;
TextView t;
FragmentTransaction fragmentTransaction;

@Nullable
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {

    View view =  inflater.inflate(R.layout.fragmentforscrollbar,null);

    MyPlayer playerFragment = new MyPlayer();
    fragmentTransaction = getChildFragmentManager().beginTransaction();
    fragmentTransaction.replace(R.id.fragment, playerFragment, null);
    fragmentTransaction.commit();

hsv = (HorizontalScrollView) view.findViewById(R.id.horizontalScrollView);

    t = (TextView)view.findViewById(R.id.toolbartitle);
    home =(ImageButton)view.findViewById(R.id.imageButtonhomea);
    player =(ImageButton)view.findViewById(R.id.imageButtonaa);
    playlist =(ImageButton)view.findViewById(R.id.imageButtonca);
    download =(ImageButton)view.findViewById(R.id.imageButtonba);
    stream =(ImageButton)view.findViewById(R.id.imageButtonda);
    wish =(ImageButton)view.findViewById(R.id.imageButtonea);
    hit =(ImageButton)view.findViewById(R.id.imageButtonfa);
    instrument =(ImageButton)view.findViewById(R.id.imageButtonga);
    news =(ImageButton)view.findViewById(R.id.imageButtonha);
    extras =(ImageButton)view.findViewById(R.id.imageButtonia);


    playera =(ImageButton)view.findViewById(R.id.imageButtonaab);
    playlista =(ImageButton)view.findViewById(R.id.imageButtoncab);
    downloada =(ImageButton)view.findViewById(R.id.imageButtonbab);
    streama =(ImageButton)view.findViewById(R.id.imageButtondab);
    wisha =(ImageButton)view.findViewById(R.id.imageButtoneab);
    hita =(ImageButton)view.findViewById(R.id.imageButtonfab);
    instrumenta=(ImageButton)view.findViewById(R.id.imageButtongab);
    newsa =(ImageButton)view.findViewById(R.id.imageButtonhab);
    extrasa =(ImageButton)view.findViewById(R.id.imageButtoniab);


    verticalSeekBar=(SeekBar)view.findViewById(R.id.seekBar);


    ImageButton bP = (ImageButton) view.findViewById(R.id.left);
    ImageButton bN = (ImageButton) view.findViewById(R.id.right);

    bP.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            //value 500 is arbitrarily given. if you want to achieve
            //element-by-element scroll you should get the width of the
            //previous element dynamically or if the elements of the
            //list have uniform width just put that value instead
            hsv.scrollTo(0,-500);
            //if it's the first/last element you can bPrevoius.setEnabled(false)

        }
    });


    bN.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            hsv.scrollTo(500,0);

        }
    });
    home.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            t.setText("Home");
            Fragment Home = new Home();
            fragmentTransaction = getChildFragmentManager().beginTransaction();
            fragmentTransaction.replace(R.id.fragment, Home);
            fragmentTransaction.addToBackStack(null);
            // fragmentTransaction.popBackStack();
            fragmentTransaction.commit();
            //  t.setText("Player");
        }
    });
    player.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            t.setText("Player");
            Fragment Myplayer = new MyPlayer();
            fragmentTransaction = getChildFragmentManager().beginTransaction();
            fragmentTransaction.replace(R.id.fragment, Myplayer);
            fragmentTransaction.addToBackStack(null);
           // fragmentTransaction.popBackStack();
            fragmentTransaction.commit();


        }
    });
    playlist.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
          //  DrawerNavigation mainActivity = new DrawerNavigation();
          //  mainActivity.drawerLayout.closeDrawers();
            Fragment yourPlayList = new Your_Playlist();
            fragmentTransaction = getFragmentManager().beginTransaction();
            fragmentTransaction.replace(R.id.containerView, yourPlayList);
            fragmentTransaction.addToBackStack(null);
            fragmentTransaction.commit();

          // t.setText("PlayList");
        }
    });
    download.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            t.setText("MyDownload");
            Fragment myDownload = new Downloads();
            fragmentTransaction = getChildFragmentManager().beginTransaction();
            fragmentTransaction.replace(R.id.fragment,myDownload);
            fragmentTransaction.addToBackStack(null);
            fragmentTransaction.commit();
        }
    });
    stream.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            t.setText("Streaming");
            Fragment uzBek1 = new UzBek();
            fragmentTransaction = getChildFragmentManager().beginTransaction();
            fragmentTransaction.replace(R.id.fragment,uzBek1);
            fragmentTransaction.addToBackStack(null);
            fragmentTransaction.commit();
        }
    });
    wish.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            t.setText("Your Wishes");
            Fragment sendWishes = new wishes();
            fragmentTransaction = getChildFragmentManager().beginTransaction();
            fragmentTransaction.replace(R.id.fragment,sendWishes);
            fragmentTransaction.addToBackStack(null);
            fragmentTransaction.commit();

        }
    });
    hit.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            t.setText("Hit Parade");
            Fragment hitParade = new hits();
            fragmentTransaction = getChildFragmentManager().beginTransaction();
            fragmentTransaction.replace(R.id.fragment,hitParade);
            fragmentTransaction.addToBackStack(null);
            fragmentTransaction.commit();
        }
    });
    instrument.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            t.setText("Uzbek Instruments");
            Fragment uzBek1 = new UzBek();
            fragmentTransaction = getChildFragmentManager().beginTransaction();
            fragmentTransaction.replace(R.id.fragment,uzBek1);
            fragmentTransaction.addToBackStack(null);
            fragmentTransaction.commit();
        }
    });
    news.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            t.setText("News");
            Fragment news = new news();
            fragmentTransaction = getChildFragmentManager().beginTransaction();
            fragmentTransaction.replace(R.id.fragment,news);
            fragmentTransaction.addToBackStack(null);
            fragmentTransaction.commit();
        }
    });
    extras.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            t.setText("Extras");
            Fragment extras = new extras();
            fragmentTransaction = getChildFragmentManager().beginTransaction();
            fragmentTransaction.replace(R.id.fragment, extras);
            fragmentTransaction.addToBackStack(null);
            fragmentTransaction.commit();
        }
    });

    return view;

}

}

只需在两端添加图像按钮并在它们上面添加 seOnclickListener()，然后将它们向上滚动到代码中所示的所需值。

如何在选项卡的水平滚动视图上添加图像按钮，以便在 android studio 中通过这些图像按钮左右滚动？

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