网络判断的监听器

来源：互联网发布：海信电视看网络电视编辑：程序博客网时间：2024/06/05 19:45
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/** 
     * 监听网络是否正常连接 
     *  
     * @author Cyning 
     *  
     */
    private class ConnectionChangeReceiver extends BroadcastReceiver { 
  
        private final String TAG = ConnectionChangeReceiver.class.getSimpleName(); 
  
        @Override
        public void onReceive(Context context, Intent intent) { 
            ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE); 
            NetworkInfo mobNetworkInfo = connectivityManager.getNetworkInfo(ConnectivityManager.TYPE_MOBILE); 
            NetworkInfo wifiNetworkInfo = connectivityManager.getNetworkInfo(ConnectivityManager.TYPE_WIFI); 
            if ((mobNetworkInfo != null && mobNetworkInfo.isConnected()) || (wifiNetworkInfo != null && wifiNetworkInfo.isConnected())) { 
                loadLocalSubscription(); 
                L.e("on********"); 
  
            } else if ((mobNetworkInfo != null && !mobNetworkInfo.isConnected()) && (wifiNetworkInfo != null && !wifiNetworkInfo.isConnected())) { 
                L.e("off********"); 
            } 
  
        } 
    } 
      
    ConnectionChangeReceiver mNetwrokReceiver  = null; 
    /** 
     * 注册消息 
     */
    private void registerNetworkReceiver() { 
         mNetwrokReceiver = new ConnectionChangeReceiver(); 
        IntentFilter filter = new IntentFilter(ConnectivityManager.CONNECTIVITY_ACTION); 
        mNetwrokReceiver = new ConnectionChangeReceiver(); 
        getActivity().registerReceiver(mNetwrokReceiver, filter); 
    } 
  
    /** 
     * 取消注册 
     */
    private void unRegisterNetworkReceiver() { 
        if (mNetwrokReceiver != null) { 
            getActivity().unregisterReceiver(mNetwrokReceiver); 
        } 
    }
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