Changed signal used by calendardialog implementation to enable keyboard input...

Changed signal used by calendardialog implementation to enable keyboard input for date selection in addition to mouse input.

sohstationviewer/view/calendardialog.py

@@ -11,18 +11,23 @@ class CalendarDialog(QtWidgets.QDialog, Ui_CalendarDialog):
         super().__init__(parent)
         self.setupUi(self)
 
-        # Connect the "clicked" signal from the QCalendar to our
-        # custom slot
-        self.calendarWidget.clicked.connect(self.onDatePicked)
+        # Connect the "selectionChanged" signal from the QCalendar
+        # This lets the user select a date using either the mouse, or
+        # arrow keys on the keyboard.
+        self.calendarWidget.selectionChanged.connect(self.onDatePicked)
+        date = self.calendarWidget.selectedDate()
+        doy = date.dayOfYear()
+        self.julianDateLineEdit.setText(str(doy))
 
-    @QtCore.Slot(QtCore.QDate)
-    def onDatePicked(self, date):
+    @QtCore.Slot()
+    def onDatePicked(self):
         # This slot retrieves the day of year format from the 
-        # date that the user clicked on in the calendar,
+        # date that the user has selected in the calendar,
         # and sends it to the read-only line edit in the same widget
         # If the original functionality of the Calendar is required
         # or preferred, I will replace this with a subclass or completely
         # custom calendar widget in the near future.
+        date = self.calendarWidget.selectedDate()
         doy = date.dayOfYear()
         self.julianDateLineEdit.setText(str(doy))