ScreenService.java

package com.jiuqi.njt.receiver;

import java.util.ArrayList;

import com.jiuqi.njt.service.ServiceUtil;
import com.jiuqi.njt.service.WeatherService;

import android.app.ActivityManager;
import android.app.Service;
import android.app.ActivityManager.RunningServiceInfo;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.IBinder;

public class ScreenService extends Service {

	// 开屏锁屏监听action
	private static final String SCEEN_ON = Intent.ACTION_SCREEN_ON;
	private static final String SCEEN_OFF = Intent.ACTION_SCREEN_OFF;
	// 监听的服务名
	final String ServiceName = "com.jiuqi.njt.service.WeatherService";

	@Override
	public IBinder onBind(Intent intent) {
		return null;
	}

	@Override
	public void onCreate() {
		super.onCreate();		
		// 注册开屏锁屏事件监听
		IntentFilter intentFilter = new IntentFilter();
		intentFilter.addAction(SCEEN_ON);
		intentFilter.addAction(SCEEN_OFF);
		// 动态注册锁屏开屏广播
		registerReceiver(ScreenBroadcast, intentFilter);
	}
	
	@Override
	public void onStart(Intent intent, int startId) {
		super.onStart(intent, startId);		
	}

	/**
	 * 广播接收器
	 */
	private BroadcastReceiver ScreenBroadcast = new BroadcastReceiver() {

		@Override
		public void onReceive(Context context, Intent intent) {
			String action = intent.getAction();
			
			if (action.equals(SCEEN_ON)) {
				System.out.println("SCREEN---ON");
				ShareMethod shareMethod = new ShareMethod(ScreenService.this); 
			    //检测错误日志、锁屏服务是否启动
			    shareMethod.checkService();
			    //启动连续上报
			    if(!isServiceRunning(ServiceName)){	
			    	 startService(new Intent(ScreenService.this, WeatherService.class));
			    }
			   
			    if(ServiceUtil.checkRoleStartService(context)){
					ServiceUtil.startLxsbService(context);
				}
			    
			} else if (action.equals(SCEEN_OFF)) {
				System.out.println("SCREEN---OFF");
			}
		}

	};

	/**
	 * 判断服务是否运行
	 * 
	 * @return
	 */
	public boolean isServiceRunning(String pac_act) {
		boolean flag = false;
		ActivityManager myManager = (ActivityManager) ScreenService.this
				.getSystemService(Context.ACTIVITY_SERVICE);
		ArrayList<RunningServiceInfo> runningService = (ArrayList<RunningServiceInfo>) myManager
				.getRunningServices(30);
		
		for (int i = 0; i < runningService.size(); i++) {
			//System.out.println("正在运行的服务："+runningService.get(i).service.getClassName().toString()+"---"+pac_act);
			if (runningService.get(i).service.getClassName().toString()
					.equals(pac_act)) {
				flag =  true;
			}
		}
		return flag;
	}
	
	@Override
	public void onDestroy() {
		// 删除广播
		unregisterReceiver(ScreenBroadcast);
		super.onDestroy();

	}

}