happyaday

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随笔分类 -  andorid net work

解决IllegalStateException: Can not perform this action after onSaveInstanceState
摘要：今天使用Fragment的时候，出现了这个错误IllegalStateException: Can not perform this action after onSaveInstanceState：E/AndroidRuntime(12747):Causedby:java.lang.Illegal... 阅读全文

posted @ 2015-04-08 11:47 happyaday 阅读(140) 评论(0) 推荐(0)

Android wifi状态三种广播
摘要：publicclassNetworkConnectChangedReceiverextendsBroadcastReceiver{@OverridepublicvoidonReceive(Contextcontext,Intentintent){if(WifiManager.WIFI_STATE_C... 阅读全文

posted @ 2015-03-24 17:12 happyaday 阅读(2060) 评论(1) 推荐(0)

Android系统下检测Wifi连接互联网是否正常的代码
摘要：/**** 判断网络状态是否可用** @return true: 网络可用 ; false: 网络不可用*/publicbooleanisConnectInternet(){ConnectivityManager conManager = (ConnectivityManager) test.thi... 阅读全文

posted @ 2015-03-24 17:07 happyaday 阅读(299) 评论(0) 推荐(0)