@Override
		public void mouseWheelMoved(MouseWheelEvent mwe) {
			if (!isEnabled() || mwe.getModifiersEx() != 0 || mwe.isConsumed()) {
				return;
			}
			if (mwe.getScrollType() != MouseWheelEvent.WHEEL_UNIT_SCROLL) {
				// TODO: should we handle other modes?
				return;
			}
			mwe.consume();
			SpinnerNumberModel m = (SpinnerNumberModel) getModel();
			Long value =
				mwe.getUnitsToScroll() > 0 ? (Long) m.getPreviousValue() : (Long) m.getNextValue();
			if (value != null) {
				setValue(value);
			}
		}
@return true if actively adding a bitfield
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/compositeeditor/BitFieldEditorPanel.java