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public bool Ping() { Ping p = new Ping(); try { PingReply reply = p.Send("www.kutayzorlu.com", 1000); if (reply.Status == IPStatus.Success) return true; } catch(Exception ex) { MessageBox.Show(ex.Message.ToString()); } return false; } private void start_Click(object sender, EventArgs e) { for (; ; ) // unl[/csharp]ess { Console.WriteLine(Ping); } } |
Creating a Timer, for this method
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public class NetworkStateMonitor { private System.Threading.Timer _timer; bool _wasConnected = false; public NetworkStateMonitor() { _timer = new System.Threading.Timer(OnPing, null, TimeSpan.FromSeconds(10), TimeSpan.FromSeconds(10)); } public bool CheckInternetConnection() { bool result = false; Ping p = new Ping(); try { PingReply reply = p.Send("www.kutayzorlu.com", 1000); if (reply.Status == IPStatus.Success) return true; catch (PingException) { return false; } } private void OnPing(object state) { var newState = CheckInternetConnection(); if (!newState && _wasConnected) ConnectionLost(this, EventArgs.Empty); else if (newState && !_wasConnected) Connected(this, EventArgs.Empty); _wasConnected = newState; } public event EventHandler ConnectionLost = delegate{}; ******* public event EventHandler Connected = delegate{}; ****** } |