深入学习百度地图Android(安卓)SDK v4.0.0【第九关】检索功能

检索其实就是查询，比如你要找一个地方的美食，就可以通过输入城市和美食的关键字来查询！这一功能官方介绍的很多，我们主要看看检索城市的美食，并通过UID去检索美食详情信息！
package cq.cake.chwl.ui;import android.app.AlertDialog;import android.content.DialogInterface;import android.os.Bundle;import android.view.Menu;import android.view.MenuItem;import android.widget.EditText;import com.baidu.mapapi.search.core.PoiInfo;import com.baidu.mapapi.search.core.SearchResult;import com.baidu.mapapi.search.poi.OnGetPoiSearchResultListener;import com.baidu.mapapi.search.poi.PoiCitySearchOption;import com.baidu.mapapi.search.poi.PoiDetailResult;import com.baidu.mapapi.search.poi.PoiDetailSearchOption;import com.baidu.mapapi.search.poi.PoiIndoorResult;import com.baidu.mapapi.search.poi.PoiResult;import com.baidu.mapapi.search.poi.PoiSearch;import java.util.List;import butterknife.BindView;import butterknife.ButterKnife;import cq.cake.adapter.POIUidAdapter;import cq.cake.base.BaseToolbarMapActivity;import cq.cake.chwl.R;import cq.cake.util.L;import cq.cake.util.T;/** * POI检索功能 * 自v3.6.1开始，城市poi检索返回结果,新增门址类列表数据： * PoiSearch类的searchInCity(PoiCitySearchOption) 发起检索时返回的结果,增加门址类数据： * PoiResult中新增getAllAddr()获取门址类列表，当isHasAddrInfo() 返回true时，除了原poi列表外，还包含门址结果 * 例如：在“北京”搜索“上地十街1号”，除返回包含“上地十街1号”的poi列表以外，还包括地址为“上地十街1号”的明确门址。 */public class PoiSearchActivity extends BaseToolbarMapActivity {    PoiSearch mPoiSearch;    @BindView(R.id.searchview)    EditText searchview;    @BindView(R.id.searchview2)    EditText searchview2;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_poi_search);        ButterKnife.bind(this);        initPOI();    }    private void initPOI() {        //1.创建检索实例        mPoiSearch = PoiSearch.newInstance();        //2.创建监听者，官网只有前两个方法，但到了4.0是有室内地图的检索结果的        OnGetPoiSearchResultListener poiListener = new OnGetPoiSearchResultListener() {            @Override            public void onGetPoiResult(PoiResult result) {                //获取POI检索结果                L.i("检索结果总数=" + result.getTotalPoiNum() + "  Poi检索结果数：" + result.getAllPoi().size());                final List allPoi = result.getAllPoi();                POIUidAdapter adapter = new POIUidAdapter(PoiSearchActivity.this, allPoi);                new AlertDialog.Builder(PoiSearchActivity.this).setAdapter(adapter, new DialogInterface.OnClickListener() {                    @Override                    public void onClick(DialogInterface dialog, int which) {                        PoiInfo poi = allPoi.get(which);                        //更具得到的uid，来检索详情信息                        mPoiSearch.searchPoiDetail((new PoiDetailSearchOption()).poiUid(poi.uid));                    }                }).show();            }            @Override            public void onGetPoiDetailResult(PoiDetailResult result) {                //获取Place详情页检索结果                if (result.error != SearchResult.ERRORNO.NO_ERROR) {                    //详情检索失败                    T.showLong(PoiSearchActivity.this, "详情检索失败");                } else {                    StringBuffer buffer = new StringBuffer("名称：" + result.getName() + "\n");                    buffer.append("地址：").append(result.getAddress()).append("\n")                            .append("签到数量：").append(result.getCheckinNum()).append("\n")                            .append("评论数量：").append(result.getCommentNum()).append("\n")                            .append("详情 url：").append(result.getDetailUrl()).append("\n")                            .append("环境评价：").append(result.getEnvironmentRating()).append("\n")                            .append("设施评价：").append(result.getFacilityRating()).append("\n")                            .append("喜欢数量：").append(result.getFavoriteNum()).append("\n")                            .append("团购数量：").append(result.getGrouponNum()).append("\n")                            .append("卫生评价：").append(result.getHygieneRating()).append("\n")                            .append("营业时间：").append(result.getShopHours()).append("\n")                            .append("poi 标签：").append(result.getTag()).append("\n")                            .append("电话号码：").append(result.getTelephone()).append("\n")                            .append("poi 类型：").append(result.getType()).append("\n")                            .append("poi的uid：").append(result.getUid()).append("\n");                    //检索成功                    new AlertDialog.Builder(PoiSearchActivity.this).setTitle("检索详情").setMessage(buffer.toString()).setPositiveButton("确定", null).show();                }            }            @Override            public void onGetPoiIndoorResult(PoiIndoorResult poiIndoorResult) {                //获取室内详情页检索结果            }        };        //3.设置监听者        mPoiSearch.setOnGetPoiSearchResultListener(poiListener);    }    @Override    protected void onDestroy() {        super.onDestroy();        //5.释放POI检索实例        mPoiSearch.destroy();    }    @Override    public boolean onCreateOptionsMenu(Menu menu) {        getMenuInflater().inflate(R.menu.menu_poi_search, menu);        return super.onCreateOptionsMenu(menu);    }    @Override    public boolean onOptionsItemSelected(MenuItem item) {        int itemId = item.getItemId();        switch (itemId) {            case R.id.menu1:                //4.发起检索请求                mPoiSearch.searchInCity((new PoiCitySearchOption())                        .city(searchview.getText().toString())                        .keyword(searchview2.getText().toString())                        .pageNum(10));                break;        }        return super.onOptionsItemSelected(item);    }}
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