Continuing to work on Rig Control.

Changed "Tx = QSO Freq" button to a band-change ComboBox.
Rig control of frequency setting and T/R now works on TS-2000.
T/R sequencing is not yet correct, but I thimnk it still works OK in the 
DTR/RTS switching mode.


git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@3083 ab8295b8-cf94-4d9e-aec4-7959e3be5d79

widegraph.cpp

@@ -259,6 +259,13 @@ void WideGraph::setTxFreq(int n)
   ui->widePlot->setTxFreq(n);
 }
 
+void WideGraph::setDialFreq(double f)
+{
+  m_dialFreq=f;
+  ui->fDialLineEdit->setText(QString::number(m_dialFreq));
+  emit dialFreqChanged(m_dialFreq);
+}
+
 void WideGraph::on_spec2dComboBox_currentIndexChanged(const QString &arg1)
 {
   ui->widePlot->m_bCurrent=false;