- in Preferences General, Gerber, Geometry, Excellon, CNCJob sections made all the input fields of type SpinBox (where possible)

- updated the Distance Tool utility geometry color to adapt to the dark theme canvas

flatcamGUI/GUIElements.py

@@ -524,6 +524,11 @@ class FCSpinner(QtWidgets.QSpinBox):
             return True
         return False
 
+    def wheelEvent(self, *args, **kwargs):
+        # should work only there is a focus in the lineedit of the SpinBox
+        if self.readyToEdit is False:
+            super().wheelEvent(*args, **kwargs)
+
     def on_edit_finished(self):
         self.clearFocus()
 
@@ -579,6 +584,11 @@ class FCDoubleSpinner(QtWidgets.QDoubleSpinBox):
     def on_edit_finished(self):
         self.clearFocus()
 
+    def wheelEvent(self, *args, **kwargs):
+        # should work only there is a focus in the lineedit of the SpinBox
+        if self.readyToEdit is False:
+            super().wheelEvent(*args, **kwargs)
+
     # def mousePressEvent(self, e, parent=None):
     #     super(FCDoubleSpinner, self).mousePressEvent(e)  # required to deselect on 2e click
     #     if self.readyToEdit: