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  • 两listview联动

    package com.mttz;

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

    import com.mttz.adapter.CaiDanADP;
    import com.mttz.bean.ShopDTO;

    import android.graphics.Color;
    import android.os.Bundle;
    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.v4.view.ViewPager.OnPageChangeListener;
    import android.util.Log;
    import android.view.Gravity;
    import android.view.LayoutInflater;
    import android.view.View;
    import android.view.ViewGroup;
    import android.widget.AbsListView;
    import android.widget.AdapterView;
    import android.widget.ArrayAdapter;
    import android.widget.BaseAdapter;
    import android.widget.ImageView;
    import android.widget.LinearLayout;
    import android.widget.ListView;
    import android.widget.ScrollView;
    import android.widget.TextView;

    public class CaiPinFragment extends Fragment{

    //开始
    ListView listView, listView2;
    /**
    * 本来想做标题停留在最上方的,不想想了
    */
    // TextView textView;
    /**
    * 左边listview的要使用的数组
    */
    String[] arr = new String[] {"快餐","超市","水果","生鲜","药店","更多" };


    String[] arr2 = new String[] { "快餐", "水饺", "面", "米粉", "辣椒", "" };
    String[] arr3 = new String[] { "超市", "急", "用", "钱", "找", "我", "们" };
    String[] arr4 = new String[] { "水果", "放", "款", "快", "额" };
    String[] arr5 = new String[] { "生鲜", "度", "高", "无", "需", "低", "压",
    "food" };
    String[] arr6 = new String[] { "药店", "联", "系", "电" };
    String[] arr7 = new String[] { "更多", "话", "x", "x", "x", "x", "x",
    "x", "x", "x", "美", "通", "投", "资" };

    String[][] arr8 = new String[][] { arr2, arr3, arr4, arr5, arr6, arr7 };

    /**
    * 用来存放 food数组
    */
    List<String> list;

    /**
    * 用来记录每一个 1 2 3 4 5 6 在右边listview的位置;
    */
    List<Integer> nums = new ArrayList<Integer>();
    //结束


    // private ListView cp_caidan_lv,cp_caipin_lv;



    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
    Bundle savedInstanceState) {
    View rootView = inflater.inflate(R.layout.fragment_caipin,container, false);
    // initWithView(rootView);
    initView(rootView);

    return rootView;
    }


    // private void initWithView(View view){
    // cp_caidan_lv = (ListView) view.findViewById(R.id.cp_caidan_lv);//左侧菜单栏
    // cp_caipin_lv = (ListView) view.findViewById(R.id.cp_caidan_lv);//右侧菜品栏
    //
    //
    // }
    //



    private void initView(View view)
    {
    // textView = (TextView) findViewById(R.id.textView1);
    listView = (ListView) view.findViewById(R.id.cp_caidan_lv);

    List<String> CaiPinLV= new ArrayList<String>();
    // list = new ArrayList<String>();

    for (int j = 0; j < arr.length; j++)
    {

    CaiPinLV.add(arr[j]);

    }

    CaiDanADP adp = new CaiDanADP(CaiPinLV, getActivity());
    listView.setAdapter(adp);


    list = new ArrayList<String>();

    for (int j = 0; j < arr8.length; j++)
    {
    for (int j2 = 0; j2 < arr8[j].length; j2++)
    {
    list.add(arr8[j][j2]);
    }
    }

    for (int i = 0; i < arr8.length; i++)
    {
    if (i == 0)
    {
    nums.add(0);
    } else if (i > 0 && i < arr8.length)
    {
    int num = 0;
    for (int j = 0; j < i; j++)
    {
    num = num + arr8[j].length;

    }
    nums.add(num);
    }
    }


    listView2 =(ListView) view.findViewById(R.id.cp_caipin_lv);
    listView2.setAdapter(new MyAdapter());

    /**
    *
    * 判断listview滑动
    * */
    listView2.setOnScrollListener(new AbsListView.OnScrollListener()
    {

    @Override
    public void onScrollStateChanged(AbsListView view, int scrollState)
    {

    }

    @Override
    public void onScroll(AbsListView view, int firstVisibleItem,
    int visibleItemCount, int totalItemCount)
    {
    if (nums.contains(firstVisibleItem) && listView.getChildCount() > 0)
    {

    for (int i = 0; i < listView.getChildCount(); i++)
    {
    if (i == nums.indexOf(firstVisibleItem))
    {
    listView.getChildAt(i).setBackgroundColor(
    Color.rgb(200, 200, 200));
    } else
    {
    listView.getChildAt(i).setBackgroundColor(Color.TRANSPARENT);

    }


    }



    }
    }
    });

    listView.setOnItemClickListener(new AdapterView.OnItemClickListener()
    {
    @Override
    public void onItemClick(AdapterView<?> parent, View view, int position,
    long id)
    {
    for (int i = 0; i < listView.getChildCount(); i++)
    {
    if (i == position)
    {
    view.setBackgroundColor(Color.rgb(255, 250, 250));
    } else
    {
    view.setBackgroundColor(Color.rgb(200, 200, 200));
    }
    }

    listView2.setSelection(nums.get(position));

    }
    });

    }

    class MyAdapter extends BaseAdapter
    {
    private LayoutInflater inflater;

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

    @Override
    public Object getItem(int position)
    {
    return list.get(position);
    }

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

    @Override
    public View getView(int position, View convertView, ViewGroup parent)
    {
    // TextView textView = new TextView(getActivity());
    // textView.setText(list.get(position));
    // textView.setGravity(Gravity.CENTER_VERTICAL);
    // textView.setMinHeight(200);
    //
    //
    // if (nums.contains(position))
    // {
    // textView.setBackgroundColor(Color.argb(80,80, 80, 80));
    // }


    // if (convertView == null) {
    inflater = LayoutInflater.from(getActivity());
    convertView = inflater.inflate(R.layout.shop_item, null);


    TextView shop_name = (TextView) convertView.findViewById(R.id.shop_name);
    ImageView shoplogo = (ImageView) convertView.findViewById(R.id.shop_logo);
    // convertView.setTag(holder);
    shop_name.setText(list.get(position));
    shoplogo.setBackgroundResource(R.drawable.eleme_sjm);
    if (nums.contains(position))
    {
    convertView = inflater.inflate(R.layout.goods_details, null);
    // convertView.setg
    TextView cp = (TextView) convertView.findViewById(R.id.cp_root);
    cp.setText(list.get(position));
    cp.setTextColor(Color.rgb(255,250,250));
    convertView.setBackgroundColor(Color.rgb(200, 200, 200));
    return convertView;
    }else {
    return convertView;
    }
    // }
    //
    //
    // if (mInfo!=null) {
    // String shopname= mInfo.getShopname();
    // String imageUrl = mInfo.getShoplogo();




    }

    }
    }

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  • 原文地址:https://www.cnblogs.com/sunzan/p/4773549.html
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