/// <summary>
/// Private Constructor, only called by the getter for the InstalledDevices property.
/// </summary>
/// <param name="deviceId">Position of this device in the list of all devices.</param>
/// <param name="caps">Win32 Struct with device metadata</param>
private InputDevice(UIntPtr deviceId, Win32API.MIDIINCAPS caps)
: base(caps.szPname)
{
this.deviceId = deviceId;
this.caps = caps;
this.inputCallbackDelegate = new Win32API.MidiInProc(this.InputCallback);
this.isOpen = false;
this.clock = null;
}
/// <summary>
/// Private method for constructing the array of MidiInputDevices by calling the Win32 api.
/// </summary>
/// <returns></returns>
private static InputDevice[] MakeDeviceList()
{
uint inDevs = Win32API.midiInGetNumDevs();
InputDevice[] result = new InputDevice[inDevs];
for (uint deviceId = 0; deviceId < inDevs; deviceId++)
{
Win32API.MIDIINCAPS caps = new Win32API.MIDIINCAPS();
Win32API.midiInGetDevCaps((UIntPtr)deviceId, out caps);
result[deviceId] = new InputDevice((UIntPtr)deviceId, caps);
}
return(result);
}
