Android ViewPager Fragment实现选项卡

效果图:Android ViewPager Fragment实现选项卡_第1张图片

1.新建TestFragmen继承Fragment

 

public class TestFragment extends Fragment {
    private static final String TAG = "TestFragment";
    private String hello;// = "hello android";
    private String defaultHello = "default value";
    private Map maplist;
    static TestFragment newInstance(String s, Map map) {
        TestFragment newFragment = new TestFragment();
       // Bundle bundle = new Bundle();
       // bundle.putString("hello", s);
       // newFragment.setArguments(bundle);
        
        final SerializableMap myMap=new SerializableMap();
        myMap.setMap(map);
        Bundle bundle = new Bundle();
       
       
       
        bundle.putSerializable("map", myMap);
        newFragment.setArguments(bundle);
        return newFragment;

        
      
       
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        Log.d(TAG, "TestFragment-----onCreate");
        Bundle args = getArguments();
      //  hello = args != null ? args.getString("hello") : defaultHello;
        
       
        
        Bundle bundle = getArguments();
        SerializableMap serializableMap = (SerializableMap) bundle.get("map");
        maplist =serializableMap.getMap();
      
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,Bundle savedInstanceState) {
        Log.d(TAG, "TestFragment-----onCreateView");
        View view = inflater.inflate(R.layout.lay1, container, false);
        
        
        
        // TextView viewhello = (TextView) view.findViewById(R.id.tv_hello);
        //viewhello.setText(maplist.get("userid")+"time");

        ListView lv  = (ListView) view.findViewById(R.id.listView3);
        ContactAdapter hc = new ContactAdapter(getActivity().getApplicationContext(),getContact());
        lv.setAdapter(hc);
        lv.setCacheColorHint(0);
        
        return view;

    }
    private ArrayList getContact(){
		ArrayList hcList = new ArrayList();
		
		for(int i=0;i<10;i++)
		{
		Contact c0 = new Contact();
		c0.setTxPath(R.drawable.more_game+"");
		
		c0.setName(maplist.get("userid")+"  年龄:"+maplist.get("age"));
		hcList.add(c0);
		}
		
	
		
		return hcList;
	}

    @Override
    public void onDestroy() {
        super.onDestroy();
        Log.d(TAG, "TestFragment-----onDestroy");
    }

}


2.MyFragmentPagerAdapter继承FragmentPagerAdapter

public class MyFragmentPagerAdapter extends FragmentPagerAdapter {
    private ArrayList fragmentsList;

    public MyFragmentPagerAdapter(FragmentManager fm) {
        super(fm);
    }

    public MyFragmentPagerAdapter(FragmentManager fm, ArrayList fragments) {
        super(fm);
        this.fragmentsList = fragments;
    }

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

    @Override
    public Fragment getItem(int arg0) {
        return fragmentsList.get(arg0);
    }

    @Override
    public int getItemPosition(Object object) {
        return super.getItemPosition(object);
    }

}
3.MainActivity 要继承FragmentActivity

public class MainActivity extends FragmentActivity {
    private static final String TAG = "MainActivity";
    private ViewPager mPager;
    private ArrayList fragmentsList;
    private ImageView ivBottomLine;
    private TextView tvTabActivity, tvTabGroups, tvTabFriends, tvTabChat;

    private int currIndex = 0;
    private int bottomLineWidth;
    private int offset = 0;
    private int position_one;
    private int position_two;
    private int position_three;
    private Resources resources;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        requestWindowFeature(Window.FEATURE_NO_TITLE);
        setContentView(R.layout.main);
        resources = getResources();
        InitWidth();
        InitTextView();
        InitViewPager();
    }

    private void InitTextView() {
        tvTabActivity = (TextView) findViewById(R.id.tv_tab_activity);
        tvTabGroups = (TextView) findViewById(R.id.tv_tab_groups);
        tvTabFriends = (TextView) findViewById(R.id.tv_tab_friends);
        tvTabChat = (TextView) findViewById(R.id.tv_tab_chat);

        tvTabActivity.setOnClickListener(new MyOnClickListener(0));
        tvTabGroups.setOnClickListener(new MyOnClickListener(1));
        tvTabFriends.setOnClickListener(new MyOnClickListener(2));
        tvTabChat.setOnClickListener(new MyOnClickListener(3));
    }

    private void InitViewPager() {
        mPager = (ViewPager) findViewById(R.id.vPager);
        fragmentsList = new ArrayList();
         
        Map paramMap = new HashMap();
        paramMap.put("userid","小洪");
        paramMap.put("age",23);
        
        
        Map paramMap2 = new HashMap();
        paramMap2.put("userid","vatty");
        paramMap2.put("age",24);
        
        Map paramMap3 = new HashMap();
        paramMap3.put("userid","小明");
        paramMap3.put("age",25);
        
        
        Map paramMap4 = new HashMap();
        paramMap4.put("userid","hongshengpeng.com");
        paramMap4.put("age",26);
       
        
        Fragment activityfragment = TestFragment.newInstance("Hello Activity.",paramMap);
        Fragment groupFragment = TestFragment.newInstance("Hello Group.",paramMap2);
        Fragment friendsFragment=TestFragment.newInstance("Hello Friends.",paramMap3);
        Fragment chatFragment=TestFragment.newInstance("Hello Chat.",paramMap4);

        fragmentsList.add(activityfragment);
        fragmentsList.add(groupFragment);
        fragmentsList.add(friendsFragment);
        fragmentsList.add(chatFragment);
        
        mPager.setAdapter(new MyFragmentPagerAdapter(getSupportFragmentManager(), fragmentsList));
        mPager.setCurrentItem(0);
        mPager.setOnPageChangeListener(new MyOnPageChangeListener());
    }

    private void InitWidth() {
        ivBottomLine = (ImageView) findViewById(R.id.iv_bottom_line);
        bottomLineWidth = ivBottomLine.getLayoutParams().width;
        Log.d(TAG, "cursor imageview width=" + bottomLineWidth);
        DisplayMetrics dm = new DisplayMetrics();
        getWindowManager().getDefaultDisplay().getMetrics(dm);
        int screenW = dm.widthPixels;
        offset = (int) ((screenW / 4.0 - bottomLineWidth) / 2);
        Log.i("MainActivity", "offset=" + offset);

        position_one = (int) (screenW / 4.0);
        position_two = position_one * 2;
        position_three = position_one * 3;
    }

    public class MyOnClickListener implements View.OnClickListener {
        private int index = 0;

        public MyOnClickListener(int i) {
            index = i;
        }

        @Override
        public void onClick(View v) {
            mPager.setCurrentItem(index);
        }
    };

    public class MyOnPageChangeListener implements OnPageChangeListener {

        @Override
        public void onPageSelected(int arg0) {
            Animation animation = null;
            switch (arg0) {
            case 0:
                if (currIndex == 1) {
                    animation = new TranslateAnimation(position_one, 0, 0, 0);
                    tvTabGroups.setTextColor(resources.getColor(R.color.lightwhite));
                } else if (currIndex == 2) {
                    animation = new TranslateAnimation(position_two, 0, 0, 0);
                    tvTabFriends.setTextColor(resources.getColor(R.color.lightwhite));
                } else if (currIndex == 3) {
                    animation = new TranslateAnimation(position_three, 0, 0, 0);
                    tvTabChat.setTextColor(resources.getColor(R.color.lightwhite));
                }
                tvTabActivity.setTextColor(resources.getColor(R.color.white));
                break;
            case 1:
                if (currIndex == 0) {
                    animation = new TranslateAnimation(0, position_one, 0, 0);
                    tvTabActivity.setTextColor(resources.getColor(R.color.lightwhite));
                } else if (currIndex == 2) {
                    animation = new TranslateAnimation(position_two, position_one, 0, 0);
                    tvTabFriends.setTextColor(resources.getColor(R.color.lightwhite));
                } else if (currIndex == 3) {
                    animation = new TranslateAnimation(position_three, position_one, 0, 0);
                    tvTabChat.setTextColor(resources.getColor(R.color.lightwhite));
                }
                tvTabGroups.setTextColor(resources.getColor(R.color.white));
                break;
            case 2:
                if (currIndex == 0) {
                    animation = new TranslateAnimation(0, position_two, 0, 0);
                    tvTabActivity.setTextColor(resources.getColor(R.color.lightwhite));
                } else if (currIndex == 1) {
                    animation = new TranslateAnimation(position_one, position_two, 0, 0);
                    tvTabGroups.setTextColor(resources.getColor(R.color.lightwhite));
                } else if (currIndex == 3) {
                    animation = new TranslateAnimation(position_three, position_two, 0, 0);
                    tvTabChat.setTextColor(resources.getColor(R.color.lightwhite));
                }
                tvTabFriends.setTextColor(resources.getColor(R.color.white));
                break;
            case 3:
                if (currIndex == 0) {
                    animation = new TranslateAnimation(0, position_three, 0, 0);
                    tvTabActivity.setTextColor(resources.getColor(R.color.lightwhite));
                } else if (currIndex == 1) {
                    animation = new TranslateAnimation(position_one, position_three, 0, 0);
                    tvTabGroups.setTextColor(resources.getColor(R.color.lightwhite));
                } else if (currIndex == 2) {
                    animation = new TranslateAnimation(position_two, position_three, 0, 0);
                    tvTabFriends.setTextColor(resources.getColor(R.color.lightwhite));
                }
                tvTabChat.setTextColor(resources.getColor(R.color.white));
                break;
            }
            currIndex = arg0;
            animation.setFillAfter(true);
            animation.setDuration(300);
            ivBottomLine.startAnimation(animation);
        }

        @Override
        public void onPageScrolled(int arg0, float arg1, int arg2) {
        }

        @Override
        public void onPageScrollStateChanged(int arg0) {
        }
    }
}

4.分别新建lay1.xml、 lay2.xml 、lay3.xml

   lay1.xml




    

      
                


lay2.xml



    


lay3.xml与lay2.xml类型



    


main.xml




    

        

            

            

            
        

        

            

            

            

            
        

        

            
        
    

    



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