protected boolean isSingleRowSelection() {
		if (selection.getNumRanges() != 1) {
			return false;
		}
		FieldRange range = selection.getFieldRange(0);
		return (range.getStart().getIndex().intValue() == range.getEnd().getIndex().intValue() - 1);
	}
Returns true if the selection is a single row.
@return true if the selection is a single row
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/compositeeditor/CompositeViewerModel.java