超稳定Expandablelistview，带优化，带联网

来源：互联网发布：apache maven怎么安装编辑：程序博客网时间：2024/04/29 10:10
原创：刚刚需要些一个expanablelistview，后来发现需要写一个三级的listview，就把这个发上供大家参考吧。没写注释，但是很容易看懂！
package com.h.work.activity.query;import android.os.Bundle;import android.util.Log;import android.view.View;import android.view.ViewGroup;import android.widget.BaseExpandableListAdapter;import android.widget.ExpandableListAdapter;import android.widget.ExpandableListView;import android.widget.ImageView;import android.widget.TextView;import com.google.gson.Gson;import com.holdsoft.admin.holdoa.R;import com.holdsoft.admin.holdoa.activity.BaseActivity;import com.holdsoft.admin.holdoa.bean.CheckTel;import com.holdsoft.admin.holdoa.utils.CacheUtils;import com.holdsoft.admin.holdoa.utils.MD5Encoder;import com.holdsoft.admin.holdoa.utils.NetWorkUtils;import com.holdsoft.admin.holdoa.utils.SPUtils;import com.holdsoft.admin.holdoa.utils.UrlPath;import org.xutils.common.Callback;import org.xutils.http.RequestParams;import org.xutils.x;/** * Created by 梁明伟 on 2016/8/12. * 办公电话查询 */public class PhoneActivity extends BaseActivity {    private TextView title;    private String s;    private boolean isFirst = false;    private CheckTel checkTel;    private ExpandableListView ecpandable;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_phone);        title = (TextView) findViewById(R.id.title_allpeopleUse);        ecpandable = (ExpandableListView) findViewById(R.id.ecpandable);        title.setText("办公电话查询");        initDate();    }    private void initDate() {        s = CacheUtils.getString(PhoneActivity.this, "PhoneTel");        if(!NetWorkUtils.isNetworkConnected()&&!s.isEmpty())        {            processData(s);        }        if(!isFirst) {            getDateFromNet();            isFirst = true;        }else {            processData(s);        }    }    private void getDateFromNet() {        int uid = SPUtils.getInstance(PhoneActivity.this).getInt("uid",SPUtils.CITY_LOCATION);        String TOKEN = SPUtils.getInstance(PhoneActivity.this).getString("token","null");        Log.e("TAG","得到的TOKEN是这样的====" +TOKEN);        String sign = null;        try {            sign = MD5Encoder.encode("/seek/getalltel?"+"token="+ TOKEN);        } catch (Exception e) {            e.printStackTrace();        }//        +"&date=" + selectedData        String CHAXUN_TELURL = UrlPath.CHAXUN_DIANHUA + uid + "&" + "sign=" + sign ;        Log.e("TAG","得到的带token的链接是这样的====" + CHAXUN_TELURL);        Log.e("TAG","没进联网逻辑里面");        RequestParams params = new RequestParams(CHAXUN_TELURL);        params.setConnectTimeout(5000);        x.http().get(params, new Callback.CommonCallback<String>() {            @Override            public void onSuccess(String result) {                CacheUtils.putString(PhoneActivity.this,"PhoneTel",result);                processData(result);            }            @Override            public void onError(Throwable ex, boolean isOnCallback) {            }            @Override            public void onCancelled(CancelledException cex) {            }            @Override            public void onFinished() {            }        });    }    private void processData(String s) {        checkTel = parseJson(s);        ecpandable.setAdapter(adapter);    }    private CheckTel parseJson(String s) {        return new Gson().fromJson(s,CheckTel.class);    }    ExpandableListAdapter adapter = new BaseExpandableListAdapter(){        @Override        public int getGroupCount() {            return checkTel.getResult().size();        }        @Override        public int getChildrenCount(int groupPosition) {            return checkTel.getResult().get(groupPosition).getDept2().get(0).getPerson().size();        }        @Override        public Object getGroup(int groupPosition) {            return checkTel.getResult().get(groupPosition).getDept();        }        @Override        public Object getChild(int groupPosition, int childPosition) {            return checkTel.getResult().get(groupPosition).getDept2().get(0).getPerson().get(childPosition);        }        @Override        public long getGroupId(int groupPosition) {            return groupPosition;        }        @Override        public long getChildId(int groupPosition, int childPosition) {            return childPosition;        }        @Override        public boolean hasStableIds() {            return true;        }        @Override        public View getGroupView(int groupPosition, boolean isExpanded, View convertView, ViewGroup parent) {            Holder holder1;            if(convertView== null) {                holder1 = new Holder();                convertView = View.inflate(PhoneActivity.this, R.layout.item_explistview, null);                holder1.tv_explist_name = (TextView) convertView.findViewById(R.id.tv_explist_name);                holder1.iv_explist_pic = (ImageView) convertView.findViewById(R.id.iv_explist_pic);                convertView.setTag(holder1);            }else {                holder1 = (Holder) convertView.getTag();            }            holder1.tv_explist_name.setText(checkTel.getResult().get(groupPosition).getDept());            return convertView;        }        @Override        public View getChildView(int groupPosition, int childPosition, boolean isLastChild, View convertView, ViewGroup parent) {            ViewHolder holder;            if(convertView== null) {                holder = new ViewHolder();                convertView = View.inflate(PhoneActivity.this, R.layout.item_org, null);                holder.org_name = (TextView) convertView.findViewById(R.id.tv_org_name);                holder.org_pcount = (TextView) convertView.findViewById(R.id.tv_org_pcount);                convertView.setTag(holder);            }else {                holder = (ViewHolder) convertView.getTag();            }                holder.org_name.setText(checkTel.getResult().get(groupPosition).getDept2().get(0).getPerson().get(childPosition).getName());                holder.org_pcount.setText(checkTel.getResult().get(groupPosition).getDept2().get(0).getPerson().get(childPosition).getTel());            return convertView;        }        @Override        public boolean isChildSelectable(int groupPosition, int childPosition) {            return true;        }    };    static class ViewHolder {        TextView org_name,org_pcount;    }    static class Holder {        TextView tv_explist_name;        ImageView iv_explist_pic;    }}
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