private void DetectNetwork() { ConnectivityManager connectivityManager = (ConnectivityManager)GetSystemService(ConnectivityService); NetworkInfo activeConnection = connectivityManager.ActiveNetworkInfo; bool isOnline = (activeConnection != null) && activeConnection.IsConnected; Log.Debug(TAG, "IsOnline = {0}", isOnline); if (isOnline) { _isConnectedImage.SetImageResource(Resource.Drawable.green_square); // Display the type of connection NetworkInfo.State activeState = activeConnection.GetState(); _connectionType.Text = activeConnection.TypeName; // Check for a WiFi connection NetworkInfo wifiInfo = connectivityManager.GetNetworkInfo(ConnectivityType.Wifi); if (wifiInfo.IsConnected) { Log.Debug(TAG, "Wifi connected."); _wifiImage.SetImageResource(Resource.Drawable.green_square); } else { Log.Debug(TAG, "Wifi disconnected."); _wifiImage.SetImageResource(Resource.Drawable.red_square); } // Check if roaming NetworkInfo mobileInfo = connectivityManager.GetNetworkInfo(ConnectivityType.Mobile); if (mobileInfo.IsRoaming && mobileInfo.IsConnected) { Log.Debug(TAG, "Roaming."); _roamingImage.SetImageResource(Resource.Drawable.green_square); } else { Log.Debug(TAG, "Not roaming."); _roamingImage.SetImageResource(Resource.Drawable.red_square); } } else { _isConnectedImage.SetImageResource(Resource.Drawable.red_square); _wifiImage.SetImageResource(Resource.Drawable.red_square); _roamingImage.SetImageResource(Resource.Drawable.red_square); _connectionType.Text = "N/A"; } }
/// <summary> /// 获取网络状态 /// </summary> /// <returns><c>true</c>, if net work was checked, <c>false</c> otherwise.</returns> /// <param name="context">Context.</param> public static bool CheckNetWork(Context context) { var connectivityManager = (ConnectivityManager)context.GetSystemService(Context.ConnectivityService); if (connectivityManager.ActiveNetworkInfo != null) { NetworkInfo.State netWorkState = connectivityManager.ActiveNetworkInfo.GetState(); if (netWorkState == NetworkInfo.State.Connected) { return(true); } } return(false); }
public void Connect(string leonetId, string leonetPassword) { NetworkInfo activeConnection = _connectivityManager.ActiveNetworkInfo; bool isOnline = (activeConnection != null) && activeConnection.IsConnected; if (isOnline) { // Networkのタイプを表示 NetworkInfo.State activeState = activeConnection.GetState(); System.Diagnostics.Debug.WriteLine(activeConnection.TypeName); // 全接続を取得して、それぞれの接続状態を確認 // GetAllNetworks()は5.0以上でそれ以前はgetAllNetworkInfo()を使用 if (Android.OS.Build.VERSION.SdkInt >= Android.OS.BuildVersionCodes.Lollipop) { Network[] allNetworks = _connectivityManager.GetAllNetworks(); foreach (var network in allNetworks) { NetworkInfo info = _connectivityManager.GetNetworkInfo(network); var connect = info.IsConnectedOrConnecting ? "cennected" : "disconnected"; System.Diagnostics.Debug.WriteLine($"{info.TypeName} is {connect}"); if (info.Type == ConnectivityType.Wifi) { Authenticator.SetDefault(new BasicAuthenticator(leonetId, leonetPassword)); var leonetUrlString = "http://#GATEWAY#/login.cgi".Replace("#GATEWAY#", GetDefaultGateway()); var leonetUrl = new URL(leonetUrlString); Task.Run(() => { network.OpenConnection(leonetUrl); }); } } } else { NetworkInfo[] allNetworks = _connectivityManager.GetAllNetworkInfo(); foreach (var item in allNetworks) { var connect = item.IsConnectedOrConnecting ? "cennected" : "disconnected"; System.Diagnostics.Debug.WriteLine($"{item.TypeName} is {connect}"); } } } }
private void DetectNetwork() { ConnectivityManager connectivityManager = (ConnectivityManager)GetSystemService(ConnectivityService); NetworkInfo info = connectivityManager.ActiveNetworkInfo; bool isOnline = info.IsConnected; Log.Debug(TAG, "IsOnline = {0}", isOnline); if (isOnline) { _isConnectedImage.SetImageResource(Resource.Drawable.green_square); // Display the type of connectionn NetworkInfo.State activeState = info.GetState(); _connectionType.Text = info.TypeName; // Check for a WiFi connection bool isWifi = info.Type == ConnectivityType.Wifi; if (isWifi) { Log.Debug(TAG, "Wifi connected."); _wifiImage.SetImageResource(Resource.Drawable.green_square); } else { Log.Debug(TAG, "Wifi disconnected."); _wifiImage.SetImageResource(Resource.Drawable.red_square); } // Check if roaming if (info.IsRoaming) { Log.Debug(TAG, "Roaming."); _roamingImage.SetImageResource(Resource.Drawable.green_square); } else { Log.Debug(TAG, "Not roaming."); _roamingImage.SetImageResource(Resource.Drawable.red_square); } } else { _isConnectedImage.SetImageResource(Resource.Drawable.red_square); _wifiImage.SetImageResource(Resource.Drawable.red_square); _roamingImage.SetImageResource(Resource.Drawable.red_square); _connectionType.Text = "N/A"; } }
private void DetectNetworkT() { ConnectivityManager connectivityManager = (ConnectivityManager)GetSystemService(ConnectivityService); NetworkInfo info = connectivityManager.ActiveNetworkInfo; bool isOnline = info.IsConnected; Log.Debug(TAG, "IsOnline = {0}", isOnline); if (isOnline) { // Display the type of connectionn NetworkInfo.State activeState = info.GetState(); // Check for a WiFi connection bool isWifi = info.Type == ConnectivityType.Wifi; if (isWifi) { Android.App.AlertDialog.Builder build = new AlertDialog.Builder(this); AlertDialog alertDialog = build.Create(); alertDialog.SetTitle("Mensaje"); alertDialog.SetIcon(Android.Resource.Drawable.IcDialogAlert); alertDialog.SetMessage("Parece que estas conectado a wifi"); alertDialog.SetButton("OK", (s, ev) => { StartActivity(typeof(SplashScreen)); }); alertDialog.Show(); } else { Log.Debug(TAG, "Wifi disconnected."); } // Check if roaming if (info.IsRoaming) { Log.Debug(TAG, "Roaming."); } else { Log.Debug(TAG, "Not roaming."); } } else { } }
public override void OnReceive(Context context, Intent intent) { string GetStateName(NetworkInfo.State state) { if (state == null) { return("(null)"); } if (state == NetworkInfo.State.Connected) { return(nameof(NetworkInfo.State.Connected)); } if (state == NetworkInfo.State.Connecting) { return(nameof(NetworkInfo.State.Connecting)); } if (state == NetworkInfo.State.Disconnected) { return(nameof(NetworkInfo.State.Disconnected)); } if (state == NetworkInfo.State.Disconnecting) { return(nameof(NetworkInfo.State.Disconnecting)); } if (state == NetworkInfo.State.Suspended) { return(nameof(NetworkInfo.State.Suspended)); } if (state == NetworkInfo.State.Unknown) { return(nameof(NetworkInfo.State.Unknown)); } return("(unmatch)"); } string message; ConnectivityManager cm = (ConnectivityManager)context.GetSystemService(Context.ConnectivityService); NetworkInfo.State wifiState = cm.GetNetworkInfo(ConnectivityType.Wifi).GetState(); NetworkInfo.State mobileState = cm.GetNetworkInfo(ConnectivityType.Mobile).GetState(); message = $"WIFI: {GetStateName(wifiState)}, MOBILE: {GetStateName(mobileState)}"; // // WIFI Connected // if (wifiState == NetworkInfo.State.Connected) { Intent srv = new Intent(context.ApplicationContext, typeof(MainService)); context.ApplicationContext.StartService(srv); } /* * if (wifiState != null && * mobileState != null && * NetworkInfo.State.Connected != wifiState && * NetworkInfo.State.Connected == mobileState) { * message = "手机网络连接成功"; * } * else if (wifiState != null && * mobileState != null && * NetworkInfo.State.Connected != wifiState && * NetworkInfo.State.Connected != mobileState) { * message = "手机没有任何的网络"; * } * else if (wifiState != null && * NetworkInfo.State.Connected == wifiState) { * message = "无线网络连接成功"; * } * else { * message = "不知道怎么变了= ="; * } */ //Toast.MakeText(context, message, ToastLength.Short).Show(); }
public override void OnReceive(Context context, Intent intent) { if (intent == null || intent.Extras == null) { return; } ConnectivityManager manager = (ConnectivityManager)context.GetSystemService(Context.ConnectivityService); NetworkInfo networkInfo = manager.ActiveNetworkInfo; if (networkInfo != null) { NetworkInfo.State connectionStatus = networkInfo.GetState(); if (connectionStatus == NetworkInfo.State.Connected) { NetworkStatus = Status.CONNECTED; NetworkType = networkInfo.Type; NetworkDescription = networkInfo.TypeName; } else if (connectionStatus == NetworkInfo.State.Disconnected) { NetworkStatus = Status.NOT_CONNECTED; NetworkType = ConnectivityType.Dummy; NetworkDescription = ""; } else if (connectionStatus == NetworkInfo.State.Connecting) { NetworkStatus = Status.IS_CONNECTING; NetworkType = ConnectivityType.Dummy; NetworkDescription = ""; } else if (connectionStatus == NetworkInfo.State.Disconnecting) { NetworkStatus = Status.IS_DISCONNECTING; NetworkType = ConnectivityType.Dummy; NetworkDescription = ""; } else if (connectionStatus == NetworkInfo.State.Suspended) { NetworkStatus = Status.SUSPENDED; NetworkType = ConnectivityType.Dummy; NetworkDescription = ""; } else if (connectionStatus == NetworkInfo.State.Unknown) { NetworkStatus = Status.UNKNOWN; NetworkType = ConnectivityType.Dummy; NetworkDescription = ""; } } else { NetworkStatus = Status.NOT_AVAILABLE; NetworkType = ConnectivityType.Dummy; NetworkDescription = ""; } NotifyStateToAll(); CurrentNetworkType = NetworkType; CurrentNetworkDescription = NetworkDescription; }