Android ScrollableLayout实现仿简书个人中心

我是用的一个很有名气的依赖库，当然这个依赖库不是我写的，但是那个依赖库，实现起来真的好麻烦啊，我写了一个主
页，你让我导入了十多个类，和将近十个布局，还有其他依赖包，但是不知道访问量怎么会那么多。废话不多说，看下我写
的，简便不简便你说了算。

这个功能当滑到顶部的时候，标题栏置顶，当标题栏置顶，下部列表滑倒第一条目的时候，标题栏才会跟着下来

首先现导入Moudle一个依赖包：

implementation 'com.github.cpoopc:scrollablelayoutlib:1.0.1'

下面是xml布局

"1.0" encoding="utf-8"?>
.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:id="@+id/mCoordina"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@color/white">

    <com.cpoopc.scrollablelayoutlib.ScrollableLayout
        android:id="@+id/scrollbarlayout"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="vertical">


            "@+id/mImg_headimg"
                android:layout_width="match_parent"
                android:layout_height="318dp"
                android:layout_alignParentTop="true"
                android:layout_marginTop="-100dp"
                android:scaleType="fitXY"
                android:src="@mipmap/ic_launcher" />

        .support.design.widget.TabLayout
            android:id="@+id/tablayout"
            android:layout_width="match_parent"
            android:layout_height="36dp"

            app:tabMaxWidth="0dp"
            app:tabGravity="fill"
            app:tabMode="fixed"

            />

        .support.v4.view.ViewPager
            android:id="@+id/viewpager"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            app:layout_behavior="@string/appbar_scrolling_view_behavior"
            >.support.v4.view.ViewPager>
    com.cpoopc.scrollablelayoutlib.ScrollableLayout>


.support.design.widget.CoordinatorLayout>

下面属于我的主运行类，你换成Acitivty即可

import android.content.Context;
import android.content.Intent;
import android.content.res.Resources;
import android.graphics.Color;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.design.widget.TabLayout;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentPagerAdapter;
import android.support.v4.view.ViewPager;
import android.support.v7.widget.AppCompatSeekBar;
import android.util.Log;
import android.util.TypedValue;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.RelativeLayout;
import android.widget.TextView;

import com.cpoopc.scrollablelayoutlib.ScrollableLayout;
import com.gcssloop.widget.RCRelativeLayout;
import com.lhss.mw.myapplication.R;
import com.lhss.mw.myapplication.mvp.base.MyBaseFragment;
import com.lhss.mw.myapplication.mvp.base.MyEmptyActivity;
import com.lhss.mw.myapplication.mvp.collection.MyCollectionsActivity;
import com.lhss.mw.myapplication.net.MyCallBack;
import com.lhss.mw.myapplication.net.MyNetClient;
import com.lhss.mw.myapplication.reponse.IndexUserBean;
import com.lhss.mw.myapplication.ui.Mime.MinePage.Activity.AttentionActivity;
import com.lhss.mw.myapplication.ui.Mime.MinePage.Activity.CommentActivity;
import com.lhss.mw.myapplication.ui.Mime.MinePage.Activity.DynamicActivity;
import com.lhss.mw.myapplication.ui.Mime.MinePage.Activity.FansActivity;
import com.lhss.mw.myapplication.ui.Mime.MinePage.Activity.NormalWebActivity;
import com.lhss.mw.myapplication.ui.Mime.MinePage.Activity.PostActivityNew;
import com.lhss.mw.myapplication.ui.Mime.MinePage.Activity.UserfeedbackActivity;
import com.lhss.mw.myapplication.ui.Mime.MinePage.Adapter.PersionImgAdapter;
import com.lhss.mw.myapplication.ui.Mime.SettingPage.Activity.SettingActivity;


import com.lhss.mw.myapplication.ui.Mime.test.Activity_Test;
import com.lhss.mw.myapplication.ui.Mime.test.Fragment_Achievement;
import com.lhss.mw.myapplication.ui.Mime.test.Fragment_Coment;
import com.lhss.mw.myapplication.ui.Mime.test.Fragment_Discuss;
import com.lhss.mw.myapplication.ui.Mime.test.Fragment_Dynamic;
import com.lhss.mw.myapplication.ui.Mime.test.ScrollAbleFragment;
import com.lhss.mw.myapplication.utils.ActTo;
import com.lhss.mw.myapplication.utils.ImgUtils;
import com.lhss.mw.myapplication.utils.JsonUtils;
import com.lhss.mw.myapplication.utils.ToastUtils;
import com.lhss.mw.myapplication.view.MyScrollView;
import com.lhss.mw.myapplication.widget.PullScrollow.PullScrollView;

import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.List;

import butterknife.BindView;
import butterknife.ButterKnife;
import butterknife.OnClick;
import butterknife.Unbinder;


/**
 * Created by fei on 2017/10/10 16:09
 */

public class MineFragmentNew extends MyBaseFragment implements  PullScrollView.OnTurnListener, MyScrollView.OnHeaderRefreshListener {
    private static final String TAG="MineFragmentNew";
    private TabLayout tabLayout;
    private ViewPager viewPager;
    private ArrayList fragmentList = new ArrayList<>();
    private List titleList = new ArrayList<>();
    private ScrollableLayout scrollableLayout;
    private MyAdapter adapter;
    private TextView mTv_Title;

    public static MineFragmentNew newInstance() {
        MineFragmentNew fragment = new MineFragmentNew();
        Log.e(TAG,"newInstance");
        return fragment;
    }

    @Override
    protected View initView() {
        View view = View.inflate(ctx, R.layout.activity_test, null);
        //实例化
        viewPager = (ViewPager) view.findViewById(R.id.viewpager);
        tabLayout = (TabLayout) view.findViewById(R.id.tablayout);
        scrollableLayout=view.findViewById(R.id.scrollbarlayout);
        initList();
        Log.e(TAG,"initView");
        return view;
    }

    private void initList() {
        Log.e(TAG,"我是initList");
        fragmentList.add(Fragment_Dynamic.newInstance());
        fragmentList.add(Fragment_Achievement.newInstance());
        fragmentList.add(Fragment_Discuss.newInstance());
        fragmentList.add(Fragment_Coment.newInstance());
        if(titleList.size==0){
            titleList.add("成就");
            titleList.add("动态");
            titleList.add("讨论");
            titleList.add("评价");
        }
        adapter = new MyAdapter(getChildFragmentManager(), getActivity(), titleList, fragmentList);
        viewPager.setAdapter(adapter);
        scrollableLayout.getHelper().setCurrentScrollableContainer(fragmentList.get(0));
        //绑定
        tabLayout.setupWithViewPager(viewPager);
        tabLayout.setTabMode(TabLayout.MODE_FIXED);
        setIndicator(tabLayout,23,23);
        //设置默认颜色和选中颜色
        tabLayout.setTabTextColors(Color.BLACK,getResources().getColor(R.color.gold));
        //设置下滑线颜色
        tabLayout.setSelectedTabIndicatorColor(getResources().getColor(R.color.gold));
        for (int i=0;i
            TabLayout.Tab tabAt = tabLayout.getTabAt(i);
            tabAt.setCustomView(adapter.getTabView(i));
        }
    }

    @Override
    protected void initData() {

    }
    //设置分割线距离
    public void setIndicator(TabLayout tabs, int leftDip, int rightDip) {
        Class tabLayout = tabs.getClass();
        Field tabStrip = null;
        try {
            tabStrip = tabLayout.getDeclaredField("mTabStrip");
        } catch (NoSuchFieldException e) {
            e.printStackTrace();
        }

        tabStrip.setAccessible(true);
        LinearLayout llTab = null;
        try {
            llTab = (LinearLayout) tabStrip.get(tabs);
        } catch (IllegalAccessException e) {
            e.printStackTrace();
        }

        int left = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, leftDip, Resources.getSystem().getDisplayMetrics());
        int right = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, rightDip, Resources.getSystem().getDisplayMetrics());

        for (int i = 0; i < llTab.getChildCount(); i++) {
            View child = llTab.getChildAt(i);
            child.setPadding(0, 0, 0, 0);
            LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(0, LinearLayout.LayoutParams.MATCH_PARENT, 1);
            params.leftMargin = left;
            params.rightMargin = right;
            child.setLayoutParams(params);
            child.invalidate();
        }
    }


    //设置frament适配器
    class MyAdapter extends FragmentPagerAdapter {
        private Context context;
        List titles;
        ArrayList fragments=new ArrayList<>();

        public MyAdapter(FragmentManager fm, Context context, List titles, ArrayList fragments) {
            super(fm);
            this.context = context;
            this.titles = titles;
            this.fragments = fragments;
        }

        @Override
        public Fragment getItem(int position) {
            //return Fragment_My.newInstance(titles.get(position));
            return fragments.get(position);
        }

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

        /**
         * 自定义方法，提供自定义Tab
         * 

         * position 位置
         * return返回Tab的View
         */
        public View getTabView(int position) {
            View v = LayoutInflater.from(context).inflate(R.layout.tab_custom, null);
            mTv_Title = (TextView) v.findViewById(R.id.mTv_Title);
            mTv_Title.setText(titles.get(position));
            //添加一行，设置颜色
            mTv_Title.setTextColor(tabLayout.getTabTextColors());
            return v;
        }
    }
    @Override
    protected void bindEvent() {

    }

    @Override
    public void onHeaderRefresh(MyScrollView view) {

    }

    @Override
    public void onTurn() {

    }
}

下面就添加一个Frgment，其他的都给它一样

package com.lhss.mw.myapplication.ui.Mime.test;

import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AbsListView;
import android.widget.ArrayAdapter;
import android.widget.ListView;

import com.cpoopc.scrollablelayoutlib.ScrollableHelper;
import com.lhss.mw.myapplication.R;

import java.util.ArrayList;
import java.util.List;

public class Fragment_Dynamic extends ScrollAbleFragment implements ScrollableHelper.ScrollableContainer{
    private View view;
    private ListView mListview;
    ArrayAdapter adapter = null;
    private List list=new ArrayList<>();
    private int articleTypeId = 0;
    @Override
    public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {


            view = inflater.inflate(R.layout.fragment_dynamic, null);
            initView(view);
            initList();
        return view;
    }

    private void initList() {
        for (int i=0;i<50;i++){
            list.add("我是第="+i+"条数据");
        }
    }

    private void initView(View view) {
        mListview=view.findViewById(R.id.mListView);
        adapter = new ArrayAdapter(getActivity(),android.R.layout.simple_list_item_1,list);
        mListview.setAdapter(adapter);
        mListview.setVerticalScrollBarEnabled(true);

    }
    private static String TITLE = "title";
    private static String ARTICLETYPEID = "articleTypeId";
     public static Fragment_Dynamic newInstance() {
         Fragment_Dynamic listFragment = new Fragment_Dynamic();
        return listFragment;
    }

    @Override
    public View getScrollableView() {
        return mListview;
    }
}