Android 技术总结（016）—— 使用百度地图api获取当前位置
package location.demo;import com.baidu.location.BDLocation;import com.baidu.location.BDLocationListener;import com.baidu.location.LocationClient;import com.baidu.location.LocationClientOption;import android.app.Activity;import android.os.Bundle;import android.util.Log;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.TextView;public class main extends Activity {private LocationClient mLocationClient = null;private Button mStartBtn = null;private TextView mTextView = null; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); mStartBtn = (Button)findViewById(R.id.button1); mTextView = (TextView)findViewById(R.id.textview1); mLocationClient = new LocationClient(this); LocationClientOption option = new LocationClientOption(); option.setOpenGps(true);//打开gps option.setCoorType("bd09ll");//设置坐标类型为bd09ll option.setPriority(LocationClientOption.NetWorkFirst);//设置网络优先 option.setProdName("locSDKDemo2");//设置产品线名称 option.setScanSpan(5000);//定时定位，每隔5秒钟定位一次。 mLocationClient.setLocOption(option); mLocationClient.registerLocationListener(new BDLocationListener() {@Overridepublic 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){sb.append("\naddr : ");sb.append(location.getAddrStr());}sb.append("\nsdk version : ");sb.append(mLocationClient.getVersion());mTextView.setText(sb.toString());} public void onReceivePoi(BDLocation location){ //return ; }}); mStartBtn.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View v) {if (mLocationClient == null) return ;if (mLocationClient.isStarted()){mLocationClient.stop();mStartBtn.setText("开始");} else {mLocationClient.start();mStartBtn.setText("关闭");}}}); } @Override public void onDestroy(){ if (mLocationClient != null && mLocationClient.isStarted()){ mLocationClient.stop(); mLocationClient = null; } super.onDestroy(); } }