private async void OnDeviceClosing(EventHandlerForDevice sender, DeviceInformation deviceInformation)
{
await Dispatcher.RunAsync(
CoreDispatcherPriority.Normal,
new DispatchedHandler(() =>
{
if (ButtonDisconnectFromDevice.IsEnabled && EventHandlerForDevice.Current.IsEnabledAutoReconnect)
{
ButtonDisconnectFromDevice.Content = "Disconnect";
}
}));
}
private async void ConnectBtn_Clicked(Object sender, RoutedEventArgs eventArgs)
{
var selection = ConnectDevices.SelectedItems;
DeviceListEntry entry = null;
if (selection.Count > 0)
{
var obj = selection[0];
entry = (DeviceListEntry)obj;
if (entry != null)
{
EventHandlerForDevice.CreateNewEventHandlerForDevice();
EventHandlerForDevice.Current.OnDeviceConnected = this.OnDeviceConnected;
EventHandlerForDevice.Current.OnDeviceClose = this.OnDeviceClosing;
Boolean openSuccess = await EventHandlerForDevice.Current.OpenDeviceAsync(entry.DeviceInformation, entry.DeviceSelector);
UpdateConnectDisconnectButtonsAndList(!openSuccess);
}
}
}
private void OnDeviceConnected(EventHandlerForDevice sender, DeviceInformation deviceInformation)
{
// Find and select our connected device
if (isAllDevicesEnumerated)
{
SelectDeviceInList(EventHandlerForDevice.Current.DeviceInformation.Id);
ButtonDisconnectFromDevice.Content = "Disconnect";
}
if (EventHandlerForDevice.Current.Device.PortName != "")
{
EventHandlerForDevice.Current.Device.Parity = SerialParity.None;
EventHandlerForDevice.Current.Device.StopBits = SerialStopBitCount.One;
EventHandlerForDevice.Current.Device.Handshake = SerialHandshake.None;
EventHandlerForDevice.Current.Device.DataBits = 8;
EventHandlerForDevice.Current.Device.BaudRate = 115200;
ResetReadCancellationTokenSource();
ResetWriteCancellationTokenSource();
isActive = true;
EventHandlerForDevice.Current.Device.ReadTimeout = new System.TimeSpan(10 * 10000);
ReadButton_Click();
}
}
/// <summary>
/// Creates a new instance of EventHandlerForDevice, enables auto reconnect, and uses it as the Current instance.
/// </summary>
public static void CreateNewEventHandlerForDevice()
{
eventHandlerForDevice = new EventHandlerForDevice();
}