private void tsmiClearTransmitQueue_Click(object sender, EventArgs e)
{
int qlength = devForm.threadMgr.txDataOut.dataQ.GetQLength();
devForm.threadMgr.txDataOut.dataQ.ClearQ();
string msg = "Pending Transmit Messages Cleared\n" + qlength.ToString() + " Messages Were Discarded\n";
if (DisplayMsgCallback != null)
DisplayMsgCallback(SharedAppObjs.MsgType.Info, msg);
msgBox.UserMsgBox(SharedObjects.MainWin, MsgBox.MsgTypes.Info, msg);
}