/// <summary>Set up a hook to trap keyboard events at a low level</summary>
public void Initialize()
{
if (_keyboardDevice == null)
{
_keyboardDevice = new InputDevice(InputDevice.DeviceType.Keyboard);
}
if (_keyboardDevice.Count > 0)
{
_keyboardMessagePump = new KeyboardMessagePump();
_keyboardMessagePump.Show();
_keyboardDevice.RegisterCallingWindow(_keyboardMessagePump.Handle);
_keyboardDevice.KeyPressed += new InputDevice.DeviceEventHandler(KeyPressed);
_keyboardDevice.KeyReleased += new InputDevice.DeviceEventHandler(KeyReleased);
}
}
protected virtual void Dispose(bool disposing)
{
if (disposing)
{
if (_keyboardDevice == null)
{
return;
}
_keyboardDevice.KeyPressed -= new InputDevice.DeviceEventHandler(KeyPressed);
_keyboardDevice.KeyReleased -= new InputDevice.DeviceEventHandler(KeyReleased);
if (_keyboardMessagePump != null)
{
_keyboardMessagePump.Dispose();
_keyboardMessagePump = null;
}
}
}
