void OnDeviceRemoved(IOReturn result, IOHIDDevice device)
{
if (DeviceRemoved != null)
{
DeviceRemoved(this, new IOHIDDeviceEventArgs(result, device));
}
}
void OnMatchingDeviceFound(IOReturn result, IOHIDDevice device)
{
if (MatchingDeviceFound != null)
{
MatchingDeviceFound(this, new IOHIDDeviceEventArgs(result, device));
}
}
public IOHIDDevice[] GetDevices()
{
ThrowIfDisposed();
var setRef = IOHIDManagerCopyDevices(Handle);
if (setRef == IntPtr.Zero)
{
return(new IOHIDDevice[0]);
}
using (var deviceSet = new CFSet(setRef, true)) {
var devices = new IOHIDDevice[deviceSet.Count];
int i = 0;
foreach (var devicePtr in deviceSet.Values)
{
devices [i++] = new IOHIDDevice(devicePtr, true);
}
return(devices);
}
}
public IOHIDDeviceEventArgs(IOReturn result, IOHIDDevice device) : base(result)
{
Device = device;
}