实时监听"/>
Android 数据流量(3G,4G)与wifi 转换实时监听
第一次登录状态改变
3G改成wifi状态变化
IntentFilter filter = new IntentFilter();//代码中注册
filter.addAction(WifiManager.WIFI_STATE_CHANGED_ACTION); filter.addAction(WifiManager.NETWORK_STATE_CHANGED_ACTION); filter.addAction(ConnectivityManager.CONNECTIVITY_ACTION); registerReceiver(new NetworkConnectChangedReceiver(), filter);
public class NetworkConnectChangedReceiver extends BroadcastReceiver {private String getConnectionType(int type) {String connType = ""; if (type == ConnectivityManager.TYPE_MOBILE) {connType = "3G网络数据"; } else if (type == ConnectivityManager.TYPE_WIFI) {connType = "WIFI网络"; }return connType; }@Override public void onReceive(Context context, Intent intent) {if (WifiManager.WIFI_STATE_CHANGED_ACTION.equals(intent.getAction())) {// 监听wifi的打开与关闭,与wifi的连接无关 int wifiState = intent.getIntExtra(WifiManager.EXTRA_WIFI_STATE, 0); Log.e("TAG", "wifiState:" + wifiState); switch (wifiState) {case WifiManager.WIFI_STATE_DISABLED: break; case WifiManager.WIFI_STATE_DISABLING: break; }}// 监听wifi的连接状态即是否连上了一个有效无线路由 if (WifiManager.NETWORK_STATE_CHANGED_ACTION.equals(intent.getAction())) {Parcelable parcelableExtra = intent .getParcelableExtra(WifiManager.EXTRA_NETWORK_INFO); if (null != parcelableExtra) {// 获取联网状态的NetWorkInfo对象 NetworkInfo networkInfo = (NetworkInfo) parcelableExtra; //获取的State对象则代表着连接成功与否等状态 NetworkInfo.State state = networkInfo.getState(); //判断网络是否已经连接 boolean isConnected = state == NetworkInfo.State.CONNECTED; Log.e("TAG", "isConnected:" + isConnected); if (isConnected) {} else {}}}// 监听网络连接,包括wifi和移动数据的打开和关闭,以及连接上可用的连接都会接到监听 if (ConnectivityManager.CONNECTIVITY_ACTION.equals(intent.getAction())) {//获取联网状态的NetworkInfo对象 NetworkInfo info = intent .getParcelableExtra(ConnectivityManager.EXTRA_NETWORK_INFO); if (info != null) {//如果当前的网络连接成功并且网络连接可用 if (NetworkInfo.State.CONNECTED == info.getState() && info.isAvailable()) {if (info.getType() == ConnectivityManager.TYPE_WIFI){ Log.e("TAG", getConnectionType(info.getType()) + "连上(wifi)"+host[0][0]); }else if (info.getType() == ConnectivityManager.TYPE_MOBILE){ Log.e("TAG", getConnectionType(info.getType()) + "连上(3g)"+host[0][0]); }} else {Log.e("TAG", getConnectionType(info.getType()) + "断开"); }}}} }
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Android 数据流量(3G,4G)与wifi 转换实时监听
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