Mirror keys for multiboxing MMORPG games like WOW/LOTRO


public class UdpKeyPostManager
{
    private System.Collections.Hashtable m_keys = new System.Collections.Hashtable();
    private System.Collections.Hashtable m_time = new System.Collections.Hashtable();
    public void AddPostMessage(System.IntPtr WindowHandle, UdpKeyInfo KeyInfo)
	{
		string idx = WindowHandle.ToString("X16") + "," + KeyInfo.Device.ToString("X16") + "," + KeyInfo.VKey.ToString("X4");
		if (m_keys.Contains(idx)) {
			if (typeof(UdpKeyPost).Equals(m_keys[idx].GetType()))
            {
				UdpKeyPost thisKeyPost = (UdpKeyPost)m_keys[idx];
				if (thisKeyPost.IsFinished) {
					System.Diagnostics.Debug.WriteLine("finished");
					m_keys.Remove(idx);
				} else {
					//keydown
					if ((KeyInfo.Message &System.Convert.ToUInt32(1)) == 0) {
						System.Diagnostics.Debug.WriteLine("keydown update");
						m_time.Remove(idx);
						m_time.Add(idx, new System.DateTime(System.DateTime.Now.Ticks));
                        RawInputHook.PostMessage(WindowHandle, KeyInfo.Message, KeyInfo.VKey, KeyInfo.lParam);
					//keyup
					} else {
                        System.Diagnostics.Debug.WriteLine("keyup natural                                            " + KeyInfo.lParam.ToString("X16"));
						thisKeyPost.Cancel();
                        RawInputHook.PostMessage(WindowHandle, KeyInfo.Message, KeyInfo.VKey, KeyInfo.lParam);
						m_keys.Remove(idx);
					}
				}
			} else {
				m_keys.Remove(idx);
				//value object type was not UdpKeyPost(?should never happen?)
			}
		} else {
			System.Diagnostics.Debug.WriteLine("keydown new");
		}
		if ((((KeyInfo.Message &System.Convert.ToUInt32(1)) == 0) && (!m_keys.Contains(idx)))) {
			if (m_time.Contains(idx))
				m_time.Remove(idx);
			m_time.Add(idx, new System.DateTime(System.DateTime.Now.Ticks));
			m_keys.Add(idx, new UdpKeyPost(this, WindowHandle, KeyInfo));
		}

	}

    public System.DateTime LastKeydown(System.IntPtr WindowHandle, UdpKeyInfo KeyInfo)
	{
        System.DateTime result = new System.DateTime(0);
		string idx = WindowHandle.ToString("X16") + "," + KeyInfo.Device.ToString("X16") + "," + KeyInfo.VKey.ToString("X4");
		if (m_time.Contains(idx)) {
            if (typeof(System.DateTime).Equals(m_time[idx].GetType()))
            {
                result = (System.DateTime)m_time[idx];
			}
		}
		return result;
	}

	public void Remove(string idx)
	{
		if (m_keys.Contains(idx)) {
			m_keys.Remove(idx);
		}
	}

}