message: COM Dialog: isosurface enables isovalue/opacity
  In the color opacity map editor, only enable isovalue/opacity
  spin boxes when the isosurface is being shown.
  This clarifies that they are only used for the isosurface, and
  not the volume rendering.
diff: </item>
  <item row="3" column="1">
  <widget class="QDoubleSpinBox" name="isoValue">
  + <property name="enabled">
  + <bool>false</bool>
  + </property>
  <property name="decimals">
  <number>3</number>
  </property>
  </item>
  <item row="4" column="1">
  <widget class="QDoubleSpinBox" name="opacity">
  + <property name="enabled">
  + <bool>false</bool>
  + </property>
  <property name="maximum">
  <double>1.000000000000000</double>
  </property>
  </customwidget>
  </customwidgets>
  <resources/>
  - <connections/>
  + <connections>
  + <connection>
  + <sender>enableIsosurface</sender>
  + <signal>toggled(bool)</signal>
  + <receiver>isoValue</receiver>
  + <slot>setEnabled(bool)</slot>
  + <hints>
  + <hint type="sourcelabel">
  + <x>472</x>
  + <y>465</y>
  + </hint>
  + <hint type="destinationlabel">
  + <x>472</x>
  + <y>493</y>
  + </hint>
  + </hints>
  + </connection>
  + <connection>
  + <sender>enableIsosurface</sender>
  + <signal>toggled(bool)</signal>
  + <receiver>opacity</receiver>
  + <slot>setEnabled(bool)</slot>
  + <hints>
  + <hint type="sourcelabel">
  + <x>472</x>
  + <y>465</y>
  + </hint>
  + <hint type="destinationlabel">
  + <x>472</x>
  + <y>525</y>
  + </hint>
  + </hints>
  + </connection>
  + </connections>
  </ui>
  