侧拉——我的相册——基础布局逻辑

MainActivity:

public class MainActivity extends AppCompatActivity {    //RadioButton+Fragment实现页面主布局    private FrameLayout fl;    private LinearLayout  line;    List<Fragment> fal = new ArrayList<>();    private android.support.v4.app.FragmentManager manager;    List<String> sal = new ArrayList<>();    String datas [] = {"QQ钱包","个性装扮","我的相册"};    private DrawerLayout drawer;    private ListView drawer_lv;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        fl = findViewById(R.id.fl);        drawer = findViewById(R.id.drawer);        drawer_lv = findViewById(R.id.drawer_lv);        for (int i = 0; i<3; i++){            sal.add(datas[i]);        }        drawer_lv.setAdapter(new ArrayAdapter<String>(MainActivity.this, android.R.layout.simple_list_item_1, sal));        drawer_lv.setOnItemClickListener(new AdapterView.OnItemClickListener() {            @Override            public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {                switch (i){                    case 0:                        Toast.makeText(MainActivity.this,"您点击了"+sal.get(i)+"条目",Toast.LENGTH_SHORT).show();                        break;                    case 1:                        Toast.makeText(MainActivity.this,"您点击了"+sal.get(i)+"条目",Toast.LENGTH_SHORT).show();                        break;                    case 2:                        manager.beginTransaction().replace(R.id.fl,new Pictures()).commit();                        break;                }            }        });        RadioGroup rg = findViewById(R.id.rg);        initFragment();         manager = getSupportFragmentManager();        this.manager.beginTransaction().add(R.id.fl, fal.get(0)).commit();        rg.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {            @Override            public void onCheckedChanged(RadioGroup radioGroup, @IdRes int i) {                switch (i) {                    case R.id.rb1:                        MainActivity.this.manager.beginTransaction().replace(R.id.fl,fal.get(0)).commit();                        break;                    case R.id.rb2:                        MainActivity.this.manager.beginTransaction().replace(R.id.fl,fal.get(1)).commit();                        break;                    case R.id.rb3:                        MainActivity.this.manager.beginTransaction().replace(R.id.fl,fal.get(2)).commit();                        break;                    case R.id.rb4:                        MainActivity.this.manager.beginTransaction().replace(R.id.fl,fal.get(3)).commit();                        break;                }            }        });        line = (LinearLayout) findViewById(R.id.line);        drawer = (DrawerLayout) findViewById(R.id.drawer);        ImageView img = (ImageView) findViewById(R.id.img);        //  getActivity(). getSupportFragmentManager().beginTransaction().replace(R.id.f1,mFragment).commit();        //关闭drawer        drawer.closeDrawer(line);    }    private void initFragment() {        F1 f1 = new F1();        F2 f2 = new F2();        F2 f3 = new F2();        F2 f4 =  new F2();        fal.add(f1);        fal.add(f2);        fal.add(f3);        fal.add(f4);    }}

F1:

public class F1 extends Fragment{    //首页面使用tabLayout+viewPager实现。其它导航页面，内容自定义。    private TabLayout f1_tab;    private ViewPager f1_vp;    private List<Fragment> fal;    private List<String> list = new ArrayList<String>();    @Nullable    @Override    public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {        View view = inflater.inflate(R.layout.f1, container, false);        f1_tab = view.findViewById(R.id.f1_tab);        f1_vp = view.findViewById(R.id.f1_vp);        return view;    }    @Override    public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {        super.onViewCreated(view, savedInstanceState);        initData();        MyFragPageAdapter adapter = new MyFragPageAdapter(getChildFragmentManager());        f1_vp.setAdapter(adapter);        // setupWithViewPager必须在ViewPager.setAdapter()之后调用        // 具体原因查看源码        f1_tab.setupWithViewPager(f1_vp);    }    private void initData() {        fal = new ArrayList<>();        F01 f01 = new F01();        F02 f02 = new F02();        F02 f03 = new F02();        F02 f04 =  new F02();        fal.add(f01);        fal.add(f02);        fal.add(f03);        fal.add(f04);    }    class MyFragPageAdapter extends FragmentPagerAdapter {        private int pages = 4;        private Context context;        private String[] datas = {"推荐", "课程", "实战", "职业路径"};        //构造必须一个FragmentManager管理器,注意也是v4里的        public MyFragPageAdapter(android.support.v4.app.FragmentManager fm, Context context) {            super(fm);            this.context = context;        }        public MyFragPageAdapter(FragmentManager childFragmentManager) {            super(childFragmentManager);        }        @Override        public int getCount() {            return pages;        }        @Override        public Fragment getItem(int position) { /*           Bundle bundle = new Bundle();            if(list.get(position).equals("推荐")){                bundle.putString("name","xbsjxw");            }else if (list.get(position).equals("课程")){                bundle.putString("name","txs");            }else if (list.get(position).equals("实战")){                bundle.putString("name","toutiao");            }else if (list.get(position).equals("职业路径")){                bundle.putString("name","news/mobile/jbgg");            }            fal.get(position).setArguments(bundle);*/            return fal.get(position);        }        @Override        public CharSequence getPageTitle(int position) {            return datas[position];        }    }}

F01:

public class F01 extends Fragment{    List<JavaBean.ResultsBean> mylist = new ArrayList<>();    private PullToRefreshListView f01_pull;    String baseUrl = "http://gank.io/api/data/Android/10/1";    private ListView lv;    private MyItemAdapter adapter;    @Nullable    @Override    public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {        View view = inflater.inflate(R.layout.f01, container, false);        f01_pull = view.findViewById(R.id.pull1);        return view;    }    @Override    public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {        super.onViewCreated(view, savedInstanceState);        lv = f01_pull.getRefreshableView();        f01_pull.setMode(PullToRefreshBase.Mode.BOTH);        f01_pull.setOnRefreshListener(new PullToRefreshBase.OnRefreshListener2<ListView>() {            @Override            public void onPullDownToRefresh(PullToRefreshBase<ListView> pullToRefreshBase) {                mylist.clear();                getNetData();            }            @Override            public void onPullUpToRefresh(PullToRefreshBase<ListView> pullToRefreshBase) {                getNetData();            }        });        getNetData();//请求listview接口数据        adapter = new MyItemAdapter();        lv.setAdapter(adapter);    }    private void getNetData() {        new MAsyncTask().execute("http://gank.io/api/data/Android/10/1");    }    class MyItemAdapter extends BaseAdapter {        private ViewHolder1 viewHolder1;        @Override        public int getCount() {          //  Log.e("wzq", "getCount:" + mylist.size());            return mylist.size();        }        @Override        public Object getItem(int i) {            return mylist.get(i);        }        @Override        public long getItemId(int i) {            return i;        }        @Override        public int getViewTypeCount() {            return 2;        }        @Override        public int getItemViewType(int position) {            int type = 0;            List<String> images = mylist.get(position).getImages();            if(images!=null && images.size()==1){                return type;            }else{                type =1;                return type;            }        }        @Override        public View getView(int i, View view, ViewGroup viewGroup) {            int type = getItemViewType(i);            switch (type){                case 0:                    if(view == null){                        viewHolder1 = new ViewHolder1();                        view = View.inflate(getActivity(), R.layout.item1, null);                        viewHolder1.item_tv = view.findViewById(R.id.item_tv);                        viewHolder1.item_img  = view.findViewById(R.id.item_img);                        viewHolder1.item_tv.setText(mylist.get(i).getDesc());                        //调用显示图片                        ImageLoader instance = ImageLoader.getInstance();                        instance.displayImage(mylist.get(i).getImages().get(0),viewHolder1.item_img, MyApp.getDisOptions());                    }                    break;                case 1:                    if(view == null){                        viewHolder1 = new ViewHolder1();                        view = View.inflate(getActivity(), R.layout.item1, null);                        viewHolder1.item_tv = view.findViewById(R.id.item_tv);                        viewHolder1.item_tv.setText(mylist.get(i).getDesc());                         }                    break;            }            return view;        }    }    class ViewHolder1{        ImageView item_img;        TextView item_tv;    }    class ViewHolder2{        TextView item_tv1;    }    class MAsyncTask extends AsyncTask<String ,Void, String> {        @Override        protected String doInBackground(String... strings) {            return NetUtils.getNetJson(strings[0]);        }        @Override        protected void onPostExecute(String s) {            super.onPostExecute(s);            Gson gson = new Gson();            JavaBean javaBean= gson.fromJson(s, JavaBean.class);            List<JavaBean.ResultsBean> datas = javaBean.getResults();            mylist.addAll(datas);            adapter.notifyDataSetChanged();            f01_pull.onRefreshComplete();        }    }}