百度定位

package com.example.baidudemo;

import android.app.Application; 
import android.os.Process;
import android.os.Vibrator;
import android.util.Log;
import android.widget.TextView;

import com.baidu.location.BDLocation;
import com.baidu.location.BDLocationListener;
import com.baidu.location.BDNotifyListener;
import com.baidu.location.GeofenceClient;
import com.baidu.location.LocationClient;

public class Location extends Application {

    public LocationClient mLocationClient = null;
    public GeofenceClient mGeofenceClient;
    private String mData;  
    public MyLocationListenner myListener = new MyLocationListenner();
    public TextView mTv;
    public NotifyLister mNotifyer=null;
    public Vibrator mVibrator01;
    public static String TAG = "LocTestDemo";
    
    @Override
    public void onCreate() {
    
        mLocationClient = new LocationClient( this );
        /**——————————————————————————————————————————————————————————————————
         * 这里的AK和应用签名包名绑定，如果使用在自己的工程中需要替换为自己申请的Key
         * ——————————————————————————————————————————————————————————————————
         */
        mLocationClient.setAK("0Fa49070e3d9a18fb1df084293c5a335");
        mLocationClient.registerLocationListener( myListener );
        mGeofenceClient = new GeofenceClient(this);
        //位置提醒相关代码
//        mNotifyer = new NotifyLister();
//        mNotifyer.SetNotifyLocation(40.047883,116.312564,3000,"gps");//4个参数代表要位置提醒的点的坐标，具体含义依次为：纬度，经度，距离范围，坐标系类型(gcj02,gps,bd09,bd09ll)
//        mLocationClient.registerNotify(mNotifyer);
        
        super.onCreate(); 
        Log.d(TAG, "... Application onCreate... pid=" + Process.myPid());
    }
    
    /**
     * 显示请求字符串
     * @param str
     */
    public void logMsg(String str) {
        try {
            mData = str;
            if ( mTv != null )
                mTv.setText(mData);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
    
    /**
     * 监听函数，有更新位置的时候，格式化成字符串，输出到屏幕中
     */
    public class MyLocationListenner implements BDLocationListener {
        @Override
        public void onReceiveLocation(BDLocation location) {
            if (location == null)
                return ;
            StringBuffer sb = new StringBuffer(256);
            sb.append("time : ");
            sb.append(location.getTime());
            sb.append("\nerror code : ");
            sb.append(location.getLocType());
            sb.append("\nlatitude : ");
            sb.append(location.getLatitude());
            sb.append("\nlontitude : ");
            sb.append(location.getLongitude());
            sb.append("\nradius : ");
            sb.append(location.getRadius());
//            if (location.getLocType() == BDLocation.TypeGpsLocation){
//                sb.append("\nspeed : ");
//                sb.append(location.getSpeed());
//                sb.append("\nsatellite : ");
//                sb.append(location.getSatelliteNumber());
//            } else if (location.getLocType() == BDLocation.TypeNetWorkLocation){
                /**
                 * 格式化显示地址信息
                 */
                sb.append("\n省：");
                sb.append(location.getProvince());
                sb.append("\n市：");
                sb.append(location.getCity());
                sb.append("\n区/县：");
                sb.append(location.getDistrict());
                sb.append("\naddr : ");
                sb.append(location.getAddrStr());
//            }
            sb.append("\nsdk version : ");
            sb.append(mLocationClient.getVersion());
            sb.append("\nisCellChangeFlag : ");
            sb.append(location.isCellChangeFlag());
            logMsg(sb.toString());
            Log.i(TAG, sb.toString());
        }
        
        public void onReceivePoi(BDLocation poiLocation) {
            if (poiLocation == null){
                return ; 
            }
            StringBuffer sb = new StringBuffer(256);
            sb.append("Poi time : ");
            sb.append(poiLocation.getTime());
            sb.append("\nerror code : "); 
            sb.append(poiLocation.getLocType());
            sb.append("\nlatitude : ");
            sb.append(poiLocation.getLatitude());
            sb.append("\nlontitude : ");
            sb.append(poiLocation.getLongitude());
            sb.append("\nradius : ");
            sb.append(poiLocation.getRadius());
            if (poiLocation.getLocType() == BDLocation.TypeNetWorkLocation){
                sb.append("\naddr : ");
                sb.append(poiLocation.getAddrStr());
            } 
            if(poiLocation.hasPoi()){
                sb.append("\nPoi:");
                sb.append(poiLocation.getPoi());
            }else{                
                sb.append("noPoi information");
            }
            logMsg(sb.toString());
        }
    }
    
    public class NotifyLister extends BDNotifyListener{
        public void onNotify(BDLocation mlocation, float distance){
            mVibrator01.vibrate(1000);
        }
    }
}

package com.example.baidudemo;

import com.baidu.location.LocationClient;
import com.baidu.location.LocationClientOption;

import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.widget.TextView;

public class MainActivity extends Activity {

    TextView textView1;
    private LocationClient mLocClient;

    @Override
    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        mLocClient = ((Location)getApplication()).mLocationClient;
        textView1 = (TextView)findViewById(R.id.textView2);
        ((Location)getApplication()).mTv = textView1;
        setLocationOption();
        mLocClient.start();
        mLocClient.requestLocation();

    }

    // ??????????
    private void setLocationOption() {
        LocationClientOption option = new LocationClientOption();
//        option.setOpenGps(true); //gps
        option.setCoorType("bd009ll"); 
        option.setServiceName("com.baidu.location.service_v2.9");//设置使用的service， 注意 该service需要在AndroidMenifest.xml中配置
        option.setPoiExtraInfo(true);

        option.setAddrType("all");//设置获取的地址类型

        option.setScanSpan(3000);//设置扫描间隔

        option.setPriority(LocationClientOption.NetWorkFirst); // 设置定位优先级；网络定位优先

        option.setPoiNumber(10);
        option.disableCache(true);
        mLocClient.setLocOption(option);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }

}

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.baidudemo"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk
        android:minSdkVersion="8"
        android:targetSdkVersion="18" />

    <application
        android:name="com.example.baidudemo.Location"
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
        <activity
            android:name="com.example.baidudemo.MainActivity"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>

       <!-- 这个service的定义很重要 -->
        <service
            android:name="com.baidu.location.f"
            android:enabled="true"
            android:process=":remote" >
            <intent-filter>
                <action android:name="com.baidu.location.service_v2.2" >
                </action>
            </intent-filter>
        </service>
    </application>

    <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" >
    </uses-permission>
    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" >
    </uses-permission>
    <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" >
    </uses-permission>
    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" >
    </uses-permission>
    <uses-permission android:name="android.permission.CHANGE_WIFI_STATE" >
    </uses-permission>
    <uses-permission android:name="android.permission.READ_PHONE_STATE" >
    </uses-permission>
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" >
    </uses-permission>
    <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS" >
    </uses-permission>
    <uses-permission android:name="android.permission.READ_LOGS" >
    </uses-permission>
    <uses-permission android:name="android.permission.VIBRATE" />
    <uses-permission android:name="android.permission.WAKE_LOCK" />
    <uses-permission android:name="android.permission.WRITE_SETTINGS" />

</manifest>

在做上面的工作之前需要导入百度定位的jar和相应的so文件。

具体可以参考http://i.cnblogs.com/Files.aspx里面的android_baidudingweiDEMO.rar