/// <summary>
/// Loads/reloads the MIDI input devices
/// </summary>
public static void LoadInputDevices()
{
inputDevices = null;
List <InputDevice> devices = new List <InputDevice>();
UInt32 numberOfInDevices = Functions.midiInGetNumDevs();
if (numberOfInDevices > 0)
{
for (Int32 i = 0; i < numberOfInDevices; i++)
{
MIDIINCAPS caps = new MIDIINCAPS();
if (Functions.midiInGetDevCaps(i, ref caps, (UInt32)Marshal.SizeOf(caps)) == Constants.MMSYSERR_NOERROR)
{
devices.Add(new InputDevice(i, caps));
}
}
}
inputDevices = devices.AsReadOnly();
}
/// <summary>
/// Creates a new MIDI input device instance.
/// </summary>
/// <param name="id">The device's ID.</param>
/// <param name="caps">The device's capabilities.</param>
internal InputDevice(Int32 id, MIDIINCAPS caps)
{
ID = id;
Name = caps.szPname;
}
internal static extern UInt32 midiInGetDevCaps(Int32 uDeviceID, ref MIDIINCAPS lpMidiInCaps, UInt32 cbMidiInCaps);