// Sample code for building a localized ApplicationBar
//private void BuildLocalizedApplicationBar()
//{
// // Set the page's ApplicationBar to a new instance of ApplicationBar.
// ApplicationBar = new ApplicationBar();
// // Create a new button and set the text value to the localized string from AppResources.
// ApplicationBarIconButton appBarButton = new ApplicationBarIconButton(new Uri("/Assets/AppBar/appbar.add.rest.png", UriKind.Relative));
// appBarButton.Text = AppResources.AppBarButtonText;
// ApplicationBar.Buttons.Add(appBarButton);
// // Create a new menu item with the localized string from AppResources.
// ApplicationBarMenuItem appBarMenuItem = new ApplicationBarMenuItem(AppResources.AppBarMenuItemText);
// ApplicationBar.MenuItems.Add(appBarMenuItem);
//}
private async void ConnectButton_OnClick(object sender, RoutedEventArgs e)
{
if (App.Instance.MqttClient != null && App.Instance.MqttClient.IsConnected)
{
NavigateToChildPage();
}
MqttConnectionInfo connectionInfo = GetConnectionInfo();
App.Instance.SaveState(App.Instance.MqttConnectionSettingString, connectionInfo);
if (UseSsl.IsChecked == true)
{
App.Instance.MqttClient = MqttClient.CreateSecureClient(SocketEncryption.Ssl);
}
else
{
App.Instance.MqttClient = MqttClient.CreateClient();
}
await App.Instance.ConnectToMqtt(connectionInfo);
if (App.Instance.MqttClient.IsConnected)
{
AppendLogMessage(MessageLevel.Info, "Connection successful.");
App.Instance.SaveState(App.Instance.MqttConnectionSettingString, connectionInfo);
App.Instance.SaveState(App.Instance.MqttConnectedSettingString, true);
NavigateToChildPage();
}
else
{
AppendLogMessage(MessageLevel.Error, "ERROR: Connection failed.");
App.Instance.SaveState(App.Instance.MqttConnectedSettingString, false);
}
}
internal IAsyncOperation <MqttConnectAckMessage> ConnectToMqtt(MqttConnectionInfo connectionInfo)
{
var builder = new MqttConnectMessageBuilder
{
ClientId = connectionInfo.ClientName,
UserName = connectionInfo.Username,
Password = connectionInfo.Password
};
try
{
return(MqttClient.ConnectWithMessageAsync(builder, connectionInfo.HostName));
}
catch (Exception ex)
{
Debug.WriteLine("ERROR: Connection to MQTT broker failed: {0}", ex.Message);
}
return(null);
}