SCROLL-BARS attribute Indicates whether scroll bars appear in a window. Data type: LOGICAL Access: Readable/Writeable Applies to: WINDOW widget If the SCROLL-BARS attribute is TRUE, scroll bars appear for the window when a user resizes the window to a size smaller than virtual height or width of the window. The RESIZE attribute controls the ability to resize a window. The VIRTUAL-HEIGHT-CHARS, VIRTUAL-WIDTH-CHARS, VIRTUAL-HEIGHT-PIXELS, and VIRTUAL-HEIGHT-PIXELS attributes control the virtual or maximum size of a window.