private void sendCommandBt_Click(object sender, EventArgs e) { if (this.InvokeRequired) { dsendCommandBt_Click d = new dsendCommandBt_Click(sendCommandBt_Click); object[] args = { sender, e }; this.Invoke(d, args); } else { if (AcceptedEmulator != null) { if (AcceptedEmulator.IsConnected) { if (!this.commandTxtBx.Text.Equals("")) { AcceptedEmulator.Send(this.commandTxtBx.Text + "\n"); } } } } }