private async void OnButtonConnectClick(object sender, RoutedEventArgs e)
{
int index = listView.SelectedIndex;
if ((index < 0) || (index >= m_deviceInfos.Count))
{
return;
}
IDigitalInkDevice device = null;
m_connectingDeviceInfo = m_deviceInfos[index];
btnConnect.IsEnabled = false;
StopScanning();
try
{
device = await InkDeviceFactory.Instance.CreateDeviceAsync(m_connectingDeviceInfo, AppObjects.Instance.AppId, true, false, OnDeviceStatusChanged);
}
catch (Exception ex)
{
StringBuilder sb = new StringBuilder($"Device creation failed:\n{ex.Message}");
string indent = " ";
for (Exception inner = ex.InnerException; inner != null; inner = inner.InnerException)
{
sb.Append($"\n{indent}{inner.Message}");
indent = indent + " ";
}
MessageBox.Show(sb.ToString());
}
if (device == null)
{
m_connectingDeviceInfo = null;
btnConnect.IsEnabled = true;
StartScanning();
return;
}
AppObjects.Instance.DeviceInfo = m_connectingDeviceInfo;
AppObjects.Instance.Device = device;
m_connectingDeviceInfo = null;
await AppObjects.SerializeDeviceInfoAsync(AppObjects.Instance.DeviceInfo);
if (NavigationService.CanGoBack)
{
NavigationService.GoBack();
}
}
private async void OnButtonConnectClick(object sender, RoutedEventArgs e)
{
int index = listView.SelectedIndex;
if ((index < 0) || (index >= m_deviceInfos.Count))
{
return;
}
IDigitalInkDevice device = null;
m_connectingDeviceInfo = m_deviceInfos[index];
btnConnect.IsEnabled = false;
StopScanning();
SystemNavigationManager.GetForCurrentView().AppViewBackButtonVisibility = AppViewBackButtonVisibility.Collapsed;
if (m_connectingDeviceInfo != null)
{
string msg = $"Initializing connection with device: \"{m_connectingDeviceInfo.DeviceName}\"";
switch (m_connectingDeviceInfo.TransportProtocol)
{
case TransportProtocol.BLE:
tbBle.Text = msg;
break;
case TransportProtocol.USB:
tbUsb.Text = msg;
break;
case TransportProtocol.BTC:
tbBtc.Text = msg;
break;
}
}
try
{
device = await InkDeviceFactory.Instance.CreateDeviceAsync(m_connectingDeviceInfo, AppObjects.Instance.AppId, true, false, OnDeviceStatusChanged);
}
catch (Exception ex)
{
string message = $"Device creation failed: {ex.Message}";
await new MessageDialog(message).ShowAsync();
}
if (device == null)
{
SystemNavigationManager.GetForCurrentView().AppViewBackButtonVisibility = AppViewBackButtonVisibility.Visible;
m_connectingDeviceInfo = null;
btnConnect.IsEnabled = true;
StartScanning();
return;
}
AppObjects.Instance.DeviceInfo = m_connectingDeviceInfo;
AppObjects.Instance.Device = device;
m_connectingDeviceInfo = null;
await AppObjects.SerializeDeviceInfoAsync(AppObjects.Instance.DeviceInfo);
if (Frame.CanGoBack)
{
Frame.GoBack();
}
}
