void (@NotNull EditorEx editor) { editor.getGutterComponentEx().setPaintBackground(false); editor.getScrollPane().setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER); editor.getScrollPane().setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_NEVER); EditorSettings settings = editor.getSettings(); settings.setLineNumbersShown(true); settings.setUseSoftWraps(false); }