activate figure aligning GUI components Alignment Tool, for GUIs application data application M-file application M-file application options axes, plotting when hidden callback callback syntax check boxes checkboxes command-line accessibility context menus controls, for GUIs edit text editable text FIG-files frames GUI application M-file defining resizing GUIDE guide handles structure hidden figure, accessing Layout Editor Layout Tools, GUI list boxes Menu Editor menus context popup Object Browser pop-up menus popup menus Property Inspector push button push buttons radio buttons renaming application files resize single instance slider sliders static text toggle buttons user input, waiting for user interface controls