Emit warning message if radio dial cannot be parsed

Author: Mark Jessop

horusgui/__init__.py

@@ -1 +1 @@
-__version__ = "0.3.13"
+__version__ = "0.3.14"

horusgui/config.py

@@ -76,7 +76,7 @@ def read_config(widgets):
     """ Read in configuration settings from Qt """
     global qt_settings, default_config
 
-    OK_VERSIONS = [__version__, '0.3.12', '0.3.11', '0.3.10', '0.3.9', '0.3.8', '0.3.7', '0.3.6', '0.3.5', '0.3.4', '0.3.1', '0.2.1']
+    OK_VERSIONS = [__version__, '0.3.13', '0.3.12', '0.3.11', '0.3.10', '0.3.9', '0.3.8', '0.3.7', '0.3.6', '0.3.5', '0.3.4', '0.3.1', '0.2.1']
 
     # Try and read in the version parameter from QSettings
     if qt_settings.value("version") not in OK_VERSIONS:

horusgui/gui.py

@@ -254,7 +254,7 @@
 widgets["dialFreqLabel"] = QtGui.QLabel("<b>Radio Dial Freq (MHz):</b>")
 widgets["dialFreqEntry"] = QtGui.QLineEdit("")
 widgets["dialFreqEntry"].setToolTip(
-    "Optional entry of your radio's dial frequency in MHz.\n"\
+    "Optional entry of your radio's dial frequency in MHz (e.g. 437.600).\n"\
     "Used to provide frequency information on SondeHub-Amateur."\
 )
 
@@ -929,14 +929,19 @@ def handle_new_packet(frame):
 
 
         # Grab other metadata out of the GUI
-        try:
-            _radio_dial = float(widgets["dialFreqEntry"].text())*1e6
-            if widgets["fest_float"]:
-                # Add on the centre frequency estimation onto the dial frequency.
-                _radio_dial += widgets["fest_float"]
+        _radio_dial = None
 
-        except:
-            _radio_dial = None
+        if widgets["dialFreqEntry"].text() != "":
+            try:
+                _radio_dial = float(widgets["dialFreqEntry"].text())*1e6
+                if widgets["fest_float"]:
+                    # Add on the centre frequency estimation onto the dial frequency.
+                    _radio_dial += widgets["fest_float"]
+
+            except:
+                logging.warning("Could not parse radio dial frequency. This must be in MMM.KKK format e.g. 437.600")
+                _radio_dial = None
+        
 
         _baud_rate = int(widgets["horusModemRateSelector"].currentText())
         _modulation_detail = HORUS_MODEM_LIST[widgets["horusModemSelector"].currentText()]['modulation_detail']