private void ButtonConnect_Click(object sender, RoutedEventArgs e)
{
if (IsConnecting)
{
return;
}
try
{
SocketFactory.CurrentRoute = ConnectionRoute.FromString(this.TextBoxIP.Text, this.TextBoxProxy.Text, Config.DefaultServerPort, Config.DefaultProxyPort);
}
catch (Exception)
{
SocketFactory.CurrentRoute = null;
MessageBox.Show("Invalid address syntax");
Logger.Log("Invalid address syntax : " + this.TextBoxIP.Text, LogLevel.Warn);
return;
}
try
{
IsConnecting = true;
Logger.Log("Start connection to " + this.TextBoxIP.Text, LogLevel.Info);
this.ButtonConnect.Content = "Connecting ...";
//SocketIdentity identity = SocketFactory.AsyncConnectForIdentity(AsyncConnect_OnSuccess, AsyncConnect_OnException);
SocketFactory.AsyncConnectForIdentity(AsyncConnect_OnSuccess, AsyncConnect_OnException);
}
catch (Exception ex)
{
/// AsyncConnect 的异常在上面的 SocketAsyncExceptionCallback 中处理
/// 这里的代码应该不会执行
SocketFactory.CurrentRoute = null;
Logger.Log("[Not expected exception] Connection to " + this.TextBoxIP.Text + " failed. " + ex.Message, LogLevel.Info);
MessageBox.Show(ex.Message);
IsConnecting = false;
}
/// 这里如果写 finally 的话, 会执行于异步代码 AsyncConnect 之前
/// 所以不应在这里用 finally 处理, 后续处理应该写进 AysncConnect 的代理方法内
}