侧拉 xlistview+下拉刷新

主页面布局

<?xml version="1.0" encoding="utf-8"?>
<android.support.v4.widget.DrawerLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/drawer"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".ui.activity.MainActivity">


    <!-- 中间内容 -->
    <android.support.constraint.ConstraintLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        <android.support.v4.view.ViewPager
            android:id="@+id/pagers"
            android:layout_width="0dp"
            android:layout_height="0dp"
            app:layout_constraintBottom_toTopOf="@id/bottom_navigation"
            app:layout_constraintLeft_toLeftOf="parent"
            app:layout_constraintRight_toRightOf="parent"
            app:layout_constraintTop_toTopOf="parent" />

        <android.support.design.widget.BottomNavigationView
            android:id="@+id/bottom_navigation"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintLeft_toLeftOf="parent"
            app:layout_constraintRight_toRightOf="parent"
            app:menu="@menu/bottom_navigation" />

    </android.support.constraint.ConstraintLayout>

    <!-- layout_gravity -->
    <!--
          left   right
          start  end
     -->
    <FrameLayout
        android:id="@+id/left_drawer"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_gravity="start"></FrameLayout>


</android.support.v4.widget.DrawerLayout>

页面底部切换Fragment

public class MainActivity extends AppCompatActivity {

    private DrawerLayout drawer;
    private ActionBarDrawerToggle toggle;
    private MainPagerAdapter adapter;
    private ViewPager pagers;

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

       
		
		
		
		 //显示标题栏左边icon
        //actionBar是4.0    getActionBar()
        //不要使用getActionBar
		
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);

        getSupportFragmentManager()
                .beginTransaction()
                .replace(R.id.left_drawer, new LeftDrawerFragment())
                .commit();

        drawer = findViewById(R.id.drawer);
        //DrawerLayout 和 ActionBar(Toolbar)中间人
        toggle = new ActionBarDrawerToggle(this, drawer,
                R.string.drawer_open, R.string.drawer_close);
        //同步状态
        toggle.syncState();
        //Drawer监听
        drawer.addDrawerListener(toggle);




        pagers = findViewById(R.id.pagers);
        final BottomNavigationView bottomNavigationView = findViewById(R.id.bottom_navigation);
        bottomNavigationView.setOnNavigationItemSelectedListener(new BottomNavigationView.OnNavigationItemSelectedListener() {
            @Override
            public boolean onNavigationItemSelected(@NonNull MenuItem menuItem) {
                switch (menuItem.getItemId()) {
                    case R.id.home_one:
                        pagers.setCurrentItem(0);
                        break;
                    case R.id.home_two:
                        pagers.setCurrentItem(1);
                        break;
                    case R.id.mine_page:
                        pagers.setCurrentItem(2);
                        break;
                }
                return true;
            }
        });

        adapter = new MainPagerAdapter(getSupportFragmentManager());
        pagers.setAdapter(adapter);
        pagers.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {
            @Override
            public void onPageScrolled(int i, float v, int i1) {

            }

            @Override
            public void onPageSelected(int i) {
                switch (i) {
                    case 0:
                        bottomNavigationView.setSelectedItemId(R.id.home_one);
                        break;
                    case 1:
                        bottomNavigationView.setSelectedItemId(R.id.home_two);
                        break;
                    case 2:
                        bottomNavigationView.setSelectedItemId(R.id.mine_page);
                        break;
                }
            }

            @Override
            public void onPageScrollStateChanged(int i) {

            }
        });
    }
	
	
	

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        //先交给toggle处理
        if (toggle.onOptionsItemSelected(item)) {
            return true;
        }
        return super.onOptionsItemSelected(item);
    }




    //关闭侧拉菜单
    public void closeDrawer() {
        drawer.closeDrawer(Gravity.START);
    }

    public void switchPage(int position) {
        pagers.setCurrentItem(position);
        closeDrawer();
    }
}

主页面 (Fragment1) xlistview

public class HomeOneFragment extends Fragment {

    private XListView contents;
    private HomeOneAdapter adapter;

    @Nullable
    @Override
    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
        return inflater.inflate(R.layout.fragment_home_one, container, false);
    }

    @Override
    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
        contents = view.findViewById(R.id.contents);
        adapter = new HomeOneAdapter(getActivity());
        contents.setAdapter(adapter);

        contents.setPullLoadEnable(true);
        contents.setXListViewListener(new XListView.IXListViewListener() {
            @Override
            public void onRefresh() {
                mPage = 1;
                initData();
            }

            @Override
            public void onLoadMore() {
                initData();
            }
        });

        mPage = 1;
        initData();
    }

    private int mPage;
    private String apiUrl = "http://www.xieast.com/api/news/news.php?page=";

    private void initData() {
        new AsyncTask<String, Void, List<HomeOneNewsResponse.DataBean>>() {
            @Override
            protected List<HomeOneNewsResponse.DataBean> doInBackground(String... strings) {
                try {
                    URL url = new URL(strings[0]);
                    HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
                    urlConnection.setRequestMethod("GET");
                    urlConnection.setReadTimeout(5000);
                    urlConnection.setConnectTimeout(5000);
                    int responseCode = urlConnection.getResponseCode();
                    if (responseCode == 200) {
                        String result = stream2String(urlConnection.getInputStream());
                        HomeOneNewsResponse response = new Gson().fromJson(result, HomeOneNewsResponse.class);
                        return response.getData();
                    }
                } catch (MalformedURLException e) {
                    e.printStackTrace();
                } catch (IOException e) {
                    e.printStackTrace();
                }
                return null;
            }

            @Override
            protected void onPostExecute(List<HomeOneNewsResponse.DataBean> resultBeans) {
                //加载数据错误
                if (resultBeans == null) {
                    contents.stopLoadMore();
                    contents.stopRefresh();
                    return;
                }
                //加载的数据添加到尾部，前面数据保留
                //刷新 只有最新的数据，原来的数据清除掉(抛弃原有数据 ，加载最新第一页数据
                if (mPage == 1) { //刷新
                    //设置最后刷新时间
                    contents.setRefreshTime(new Date().toLocaleString());
                    adapter.setDatas(resultBeans);
                } else { //加载   追加第n页数据
                    adapter.addDatas(resultBeans);
                }
                //如果没有下一页了。停止加载更多
                //请求第n页数据，共10条数据。服务端返回5条数据
                //如果已经没有数据了。不允许加载更多
                contents.setPullLoadEnable(resultBeans.size() > 0);
                //停止刷新加载
                contents.stopRefresh();
                contents.stopLoadMore();
                mPage++;
            }
        }.execute(apiUrl + mPage);
    }

    private String stream2String(InputStream inputStream) throws IOException {
        StringBuilder stringBuilder = new StringBuilder();

        InputStreamReader isr = new InputStreamReader(inputStream);

        BufferedReader br = new BufferedReader(isr);

        for (String tmp = br.readLine(); tmp != null; tmp = br.readLine()) {
            stringBuilder.append(tmp);
        }
        return stringBuilder.toString();
    }
}

xlistview 适配器

public class HomeOneAdapter extends BaseAdapter {
    private List<HomeOneNewsResponse.DataBean> datas;
    private Context context;

    public HomeOneAdapter(Context context) {
        this.context = context;
        datas = new ArrayList<>();
    }

    //更新数据
    public void setDatas(List<HomeOneNewsResponse.DataBean> datas) {
        if (datas != null) {
            this.datas = datas;
            notifyDataSetChanged();
        }
    }

    //增加数据
    public void addDatas(List<HomeOneNewsResponse.DataBean> datas) {
        if (datas != null) {
            this.datas.addAll(datas);
            notifyDataSetChanged();
        }
    }

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

    @Override
    public HomeOneNewsResponse.DataBean getItem(int position) {
        return datas.get(position);
    }

    @Override
    public long getItemId(int position) {
        return position;
    }

    private final int ITEM_COUNT = 2;
    private final int ONE_PIC_ITEM = 0;
    private final int THREE_PIC_ITEM = 1;

    @Override
    public int getItemViewType(int position) {
        HomeOneNewsResponse.DataBean item = getItem(position);
        //三张图片item
        if (item.isThreePic()) {
            return THREE_PIC_ITEM;
        }
        //一张图片item
        return ONE_PIC_ITEM;
    }

    @Override
    public int getViewTypeCount() {
        return ITEM_COUNT;
    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        ViewHolder viewHolder;
        if (convertView == null) {
            convertView = LayoutInflater.from(context).inflate(
                    getItemViewType(position) == ONE_PIC_ITEM ? R.layout.item_home_one_one_pic : R.layout.item_home_one_three_pic, parent, false
            );
            viewHolder = new ViewHolder(convertView);
        } else {
            viewHolder = (ViewHolder) convertView.getTag();
        }
        viewHolder.bindData(getItem(position));
        return convertView;
    }

    public static class ViewHolder {
        TextView text;
        TextView date;
        ImageView icon;
        ImageView icon2;
        ImageView icon3;

        public ViewHolder(View itemView) {
            this.text = itemView.findViewById(R.id.text);
            date = itemView.findViewById(R.id.date);
            icon = itemView.findViewById(R.id.icon);
            icon2 = itemView.findViewById(R.id.icon2);
            icon3 = itemView.findViewById(R.id.icon3);
            itemView.setTag(this);
        }

        public void bindData(HomeOneNewsResponse.DataBean item) {
            text.setText(item.getTitle());
            date.setText(item.getDate());
      		 //图片加载
            ImageLoaderConfiguration build = new ImageLoaderConfiguration.Builder(context).build();
            ImageLoader.getInstance().init(build);
            ImageLoader.getInstance().displayImage(item.getThumbnail_pic_s(),icon);
            if(item.isThreePic()) {
                ImageLoader.getInstance().displayImage(item.getThumbnail_pic_s02(), icon2);
                ImageLoader.getInstance().displayImage(item.getThumbnail_pic_s03(), icon3);
            }
        }
    }
}

侧拉框页面 xlistview

public class LeftDrawerFragment extends Fragment {
    @Nullable
    @Override
    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
        return inflater.inflate(R.layout.fragment_left_drawer, container, false);
    }

    @Override
    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
        ListView menus = view.findViewById(R.id.menus);
        menus.setOnItemClickListener(null);
        LeftMenuAdapter adapter = new LeftMenuAdapter(getActivity());
        menus.setAdapter(adapter);
        menus.setOnItemClickListener(new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
                if(position == 0) {
                    ((MainActivity)getActivity()).closeDrawer();
                    return;
                }
                ((MainActivity)getActivity()).switchPage(position - 1);
            }
        });
    }
}

侧拉框适配器

public class LeftMenuAdapter extends BaseAdapter {

    private Context context;
    private String[] names;

    public LeftMenuAdapter(Context context) {
        this.context = context;
        names = context.getResources().getStringArray(R.array.page_names);
        //names = new String[]{"首页1", "首页2", "我的"};
    }

    private final int ITEM_COUNT = 2;
    private final int TOP_ITEM = 0;  //图片的item
    private final int OTHER_ITEM = 1;  //菜单的item

    @Override
    public int getViewTypeCount() {
        return ITEM_COUNT;
    }

    @Override
    public int getItemViewType(int position) {
        return position == 0 ? TOP_ITEM : OTHER_ITEM;
    }

    @Override
    public int getCount() {
        //包含  顶部图片 + 首页1   首页2   我的
        return names.length + 1;
    }

    @Override
    public String getItem(int position) {
        if (position == 0) {
            return "";
        }
        return names[position - 1];
    }

    @Override
    public long getItemId(int position) {
        return position;
    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        if (getItemViewType(position) == TOP_ITEM) {//顶部
            TopViewHolder viewHolder;
            if (convertView == null) {
                convertView = LayoutInflater.from(context).inflate(R.layout.item_left_drawer_top_icon, parent, false);
                viewHolder = new TopViewHolder(convertView);
            } else {
                viewHolder = (TopViewHolder) convertView.getTag();
            }
        } else {//菜单
            ViewHolder viewHolder;
            if (convertView == null) {
                convertView = LayoutInflater.from(context).inflate(R.layout.item_left_drawer_menu, parent, false);
                viewHolder = new ViewHolder(convertView);
            } else {
                viewHolder = (ViewHolder) convertView.getTag();
            }

            viewHolder.text.setText(getItem(position));
        }
        return convertView;
    }

    class ViewHolder {
        TextView text;

        public ViewHolder(View itemView) {
            this.text = itemView.findViewById(R.id.text);
            itemView.setTag(this);
        }
    }

    class TopViewHolder {
        ImageView icon;
        TextView text;

        public TopViewHolder(View itemView) {
            this.text = itemView.findViewById(R.id.text);
            icon = itemView.findViewById(R.id.icon);
            itemView.setTag(this);
        }
    }
}