LocManagerProxyDemoActivity.java

package com.amapv2.cn.apis;

import android.app.Activity;
import android.location.Location;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.widget.TextView;

import com.amap.api.location.AMapLocation;
import com.amap.api.location.AMapLocationListener;
import com.amap.api.location.LocationManagerProxy;
import com.amap.api.location.LocationProviderProxy;
import com.example.lokal.R;

public class LocManagerProxyDemoActivity extends Activity implements
		AMapLocationListener {
	private LocationManagerProxy mAMapLocManager = null;
	private TextView myLocation;
	private Handler handler = new Handler() {
		public void handleMessage(Message msg) {
			myLocation.setText((String) msg.obj);
		}
	};

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.location);
		myLocation = (TextView) findViewById(R.id.myLocation);
		mAMapLocManager = LocationManagerProxy.getInstance(this);
	}

	public boolean enableMyLocation() {
		boolean result = false;
		if (mAMapLocManager
				.isProviderEnabled(LocationProviderProxy.AMapNetwork)) {
			mAMapLocManager.requestLocationUpdates(
					LocationProviderProxy.AMapNetwork, 2000, 10, this);
			result = true;
		}
		return result;
	}

	public void disableMyLocation() {
		mAMapLocManager.removeUpdates(this);
	}

	@Override
	protected void onResume() {
		super.onResume();
		enableMyLocation();
	}

	@Override
	protected void onPause() {
		disableMyLocation();
		super.onPause();
	}

	@Override
	protected void onDestroy() {
		if (mAMapLocManager != null) {
			mAMapLocManager.removeUpdates(this);
			mAMapLocManager.destory();
		}
		mAMapLocManager = null;
		super.onDestroy();
	}

	@Override
	public void onLocationChanged(Location location) {
	}

	@Override
	public void onProviderDisabled(String provider) {

	}

	@Override
	public void onProviderEnabled(String provider) {

	}

	@Override
	public void onStatusChanged(String provider, int status, Bundle extras) {

	}

	@Override
	public void onLocationChanged(AMapLocation location) {
		if (location != null) {
			Double geoLat = location.getLatitude();
			Double geoLng = location.getLongitude();
			String cityCode = "";
			String desc = "";
			Bundle locBundle = location.getExtras();
			if (locBundle != null) {
				cityCode = locBundle.getString("citycode");
				desc = locBundle.getString("desc");
			}
			String str = ("定位成功:(" + geoLng + "," + geoLat + ")"
					+ "\n精    度    :" + location.getAccuracy() + "米"
					+ "\n城市编码:" + cityCode + "\n位置描述:" + desc);
			Message msg = new Message();
			msg.obj = str;
			if (handler != null) {
				handler.sendMessage(msg);
			}
		}
	}
}