void ttclient_OnHotKeyTest(int nVkCode, bool bActive) { if (bActive) { string name = ""; if (ttclient.HotKey_GetKeyString(nVkCode, ref name)) { textBox1.Text += name + " "; } keys.Add(nVkCode); activekeys.Add(nVkCode); } else { activekeys.Remove(nVkCode); } if (activekeys.Count == 0) { this.Close(); } }