private void CreateDeviceList()
{
int hr;
int selectedIndex = -1;
if (0 < listBoxDevices.Items.Count)
{
selectedIndex = listBoxDevices.SelectedIndex;
}
listBoxDevices.Items.Clear();
hr = wasapi.DoDeviceEnumeration(WasapiCS.DeviceType.Rec);
textBoxLog.Text += string.Format("wasapi.DoDeviceEnumeration(Rec) {0:X8}\r\n", hr);
int nDevices = wasapi.GetDeviceCount();
for (int i = 0; i < nDevices; ++i)
{
listBoxDevices.Items.Add(wasapi.GetDeviceName(i));
}
buttonDeviceSelect.IsEnabled = true;
buttonDeselect.IsEnabled = false;
buttonRec.IsEnabled = false;
buttonStop.IsEnabled = false;
groupBoxWasapiSettings.IsEnabled = true;
buttonInspectDevice.IsEnabled = false;
if (0 < nDevices)
{
if (0 <= selectedIndex && selectedIndex < listBoxDevices.Items.Count)
{
listBoxDevices.SelectedIndex = selectedIndex;
}
else
{
listBoxDevices.SelectedIndex = 0;
}
if (mWavData != null)
{
buttonDeviceSelect.IsEnabled = true;
}
buttonInspectDevice.IsEnabled = true;
}
}